^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * ipr.c -- driver for IBM Power Linux RAID adapters
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Written By: Brian King <brking@us.ibm.com>, IBM Corporation
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * Copyright (C) 2003, 2004 IBM Corporation
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) * Notes:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) * This driver is used to control the following SCSI adapters:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) * IBM iSeries: 5702, 5703, 2780, 5709, 570A, 570B
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) * IBM pSeries: PCI-X Dual Channel Ultra 320 SCSI RAID Adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) * PCI-X Dual Channel Ultra 320 SCSI Adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) * PCI-X Dual Channel Ultra 320 SCSI RAID Enablement Card
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) * Embedded SCSI adapter on p615 and p655 systems
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) * Supported Hardware Features:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) * - Ultra 320 SCSI controller
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) * - PCI-X host interface
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) * - Embedded PowerPC RISC Processor and Hardware XOR DMA Engine
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) * - Non-Volatile Write Cache
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) * - Supports attachment of non-RAID disks, tape, and optical devices
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) * - RAID Levels 0, 5, 10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) * - Hot spare
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) * - Background Parity Checking
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) * - Background Data Scrubbing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) * - Ability to increase the capacity of an existing RAID 5 disk array
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) * by adding disks
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) * Driver Features:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) * - Tagged command queuing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) * - Adapter microcode download
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) * - PCI hot plug
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) * - SCSI device hot plug
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) #include <linux/fs.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #include <linux/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) #include <linux/errno.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #include <linux/vmalloc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #include <linux/ioport.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #include <linux/delay.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) #include <linux/pci.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) #include <linux/wait.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #include <linux/spinlock.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) #include <linux/sched.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) #include <linux/interrupt.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #include <linux/blkdev.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) #include <linux/firmware.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) #include <linux/moduleparam.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) #include <linux/libata.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) #include <linux/hdreg.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) #include <linux/reboot.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) #include <linux/stringify.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) #include <asm/io.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) #include <asm/irq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) #include <asm/processor.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) #include <scsi/scsi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) #include <scsi/scsi_host.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) #include <scsi/scsi_tcq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) #include <scsi/scsi_eh.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) #include <scsi/scsi_cmnd.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) #include "ipr.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) * Global Data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) static LIST_HEAD(ipr_ioa_head);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) static unsigned int ipr_log_level = IPR_DEFAULT_LOG_LEVEL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) static unsigned int ipr_max_speed = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) static int ipr_testmode = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) static unsigned int ipr_fastfail = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) static unsigned int ipr_transop_timeout = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) static unsigned int ipr_debug = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) static unsigned int ipr_max_devs = IPR_DEFAULT_SIS64_DEVS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) static unsigned int ipr_dual_ioa_raid = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) static unsigned int ipr_number_of_msix = 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) static unsigned int ipr_fast_reboot;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) static DEFINE_SPINLOCK(ipr_driver_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) /* This table describes the differences between DMA controller chips */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) static const struct ipr_chip_cfg_t ipr_chip_cfg[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) { /* Gemstone, Citrine, Obsidian, and Obsidian-E */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) .mailbox = 0x0042C,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) .max_cmds = 100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) .cache_line_size = 0x20,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) .clear_isr = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) .iopoll_weight = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) .set_interrupt_mask_reg = 0x0022C,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) .clr_interrupt_mask_reg = 0x00230,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) .clr_interrupt_mask_reg32 = 0x00230,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) .sense_interrupt_mask_reg = 0x0022C,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) .sense_interrupt_mask_reg32 = 0x0022C,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) .clr_interrupt_reg = 0x00228,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) .clr_interrupt_reg32 = 0x00228,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) .sense_interrupt_reg = 0x00224,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) .sense_interrupt_reg32 = 0x00224,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) .ioarrin_reg = 0x00404,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) .sense_uproc_interrupt_reg = 0x00214,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) .sense_uproc_interrupt_reg32 = 0x00214,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) .set_uproc_interrupt_reg = 0x00214,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) .set_uproc_interrupt_reg32 = 0x00214,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) .clr_uproc_interrupt_reg = 0x00218,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) .clr_uproc_interrupt_reg32 = 0x00218
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) { /* Snipe and Scamp */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) .mailbox = 0x0052C,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) .max_cmds = 100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) .cache_line_size = 0x20,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) .clear_isr = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) .iopoll_weight = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) .set_interrupt_mask_reg = 0x00288,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) .clr_interrupt_mask_reg = 0x0028C,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) .clr_interrupt_mask_reg32 = 0x0028C,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) .sense_interrupt_mask_reg = 0x00288,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) .sense_interrupt_mask_reg32 = 0x00288,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) .clr_interrupt_reg = 0x00284,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) .clr_interrupt_reg32 = 0x00284,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) .sense_interrupt_reg = 0x00280,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) .sense_interrupt_reg32 = 0x00280,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) .ioarrin_reg = 0x00504,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) .sense_uproc_interrupt_reg = 0x00290,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) .sense_uproc_interrupt_reg32 = 0x00290,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) .set_uproc_interrupt_reg = 0x00290,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) .set_uproc_interrupt_reg32 = 0x00290,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) .clr_uproc_interrupt_reg = 0x00294,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) .clr_uproc_interrupt_reg32 = 0x00294
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) { /* CRoC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) .mailbox = 0x00044,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) .max_cmds = 1000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) .cache_line_size = 0x20,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) .clear_isr = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) .iopoll_weight = 64,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) .set_interrupt_mask_reg = 0x00010,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) .clr_interrupt_mask_reg = 0x00018,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) .clr_interrupt_mask_reg32 = 0x0001C,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) .sense_interrupt_mask_reg = 0x00010,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) .sense_interrupt_mask_reg32 = 0x00014,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) .clr_interrupt_reg = 0x00008,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) .clr_interrupt_reg32 = 0x0000C,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) .sense_interrupt_reg = 0x00000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) .sense_interrupt_reg32 = 0x00004,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) .ioarrin_reg = 0x00070,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) .sense_uproc_interrupt_reg = 0x00020,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) .sense_uproc_interrupt_reg32 = 0x00024,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) .set_uproc_interrupt_reg = 0x00020,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) .set_uproc_interrupt_reg32 = 0x00024,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) .clr_uproc_interrupt_reg = 0x00028,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) .clr_uproc_interrupt_reg32 = 0x0002C,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) .init_feedback_reg = 0x0005C,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) .dump_addr_reg = 0x00064,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) .dump_data_reg = 0x00068,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) .endian_swap_reg = 0x00084
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) static const struct ipr_chip_t ipr_chip[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) { PCI_VENDOR_ID_MYLEX, PCI_DEVICE_ID_IBM_GEMSTONE, false, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[0] },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CITRINE, false, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[0] },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_OBSIDIAN, false, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[0] },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN, false, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[0] },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E, true, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[0] },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_SNIPE, false, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[1] },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_SCAMP, false, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[1] },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROC_FPGA_E2, true, IPR_SIS64, IPR_MMIO, &ipr_chip_cfg[2] },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE, true, IPR_SIS64, IPR_MMIO, &ipr_chip_cfg[2] },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_RATTLESNAKE, true, IPR_SIS64, IPR_MMIO, &ipr_chip_cfg[2] }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) static int ipr_max_bus_speeds[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) IPR_80MBs_SCSI_RATE, IPR_U160_SCSI_RATE, IPR_U320_SCSI_RATE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) MODULE_AUTHOR("Brian King <brking@us.ibm.com>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) MODULE_DESCRIPTION("IBM Power RAID SCSI Adapter Driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) module_param_named(max_speed, ipr_max_speed, uint, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) MODULE_PARM_DESC(max_speed, "Maximum bus speed (0-2). Default: 1=U160. Speeds: 0=80 MB/s, 1=U160, 2=U320");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) module_param_named(log_level, ipr_log_level, uint, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) MODULE_PARM_DESC(log_level, "Set to 0 - 4 for increasing verbosity of device driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) module_param_named(testmode, ipr_testmode, int, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) MODULE_PARM_DESC(testmode, "DANGEROUS!!! Allows unsupported configurations");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) module_param_named(fastfail, ipr_fastfail, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) MODULE_PARM_DESC(fastfail, "Reduce timeouts and retries");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) module_param_named(transop_timeout, ipr_transop_timeout, int, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) MODULE_PARM_DESC(transop_timeout, "Time in seconds to wait for adapter to come operational (default: 300)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) module_param_named(debug, ipr_debug, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) MODULE_PARM_DESC(debug, "Enable device driver debugging logging. Set to 1 to enable. (default: 0)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) module_param_named(dual_ioa_raid, ipr_dual_ioa_raid, int, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) MODULE_PARM_DESC(dual_ioa_raid, "Enable dual adapter RAID support. Set to 1 to enable. (default: 1)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) module_param_named(max_devs, ipr_max_devs, int, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) MODULE_PARM_DESC(max_devs, "Specify the maximum number of physical devices. "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) "[Default=" __stringify(IPR_DEFAULT_SIS64_DEVS) "]");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) module_param_named(number_of_msix, ipr_number_of_msix, int, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) MODULE_PARM_DESC(number_of_msix, "Specify the number of MSIX interrupts to use on capable adapters (1 - 16). (default:16)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) module_param_named(fast_reboot, ipr_fast_reboot, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) MODULE_PARM_DESC(fast_reboot, "Skip adapter shutdown during reboot. Set to 1 to enable. (default: 0)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) MODULE_VERSION(IPR_DRIVER_VERSION);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) /* A constant array of IOASCs/URCs/Error Messages */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) static const
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) struct ipr_error_table_t ipr_error_table[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) {0x00000000, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) "8155: An unknown error was received"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) {0x00330000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) "Soft underlength error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) {0x005A0000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) "Command to be cancelled not found"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) {0x00808000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) "Qualified success"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) {0x01080000, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) "FFFE: Soft device bus error recovered by the IOA"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) {0x01088100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) "4101: Soft device bus fabric error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) {0x01100100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) "FFFC: Logical block guard error recovered by the device"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) {0x01100300, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) "FFFC: Logical block reference tag error recovered by the device"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) {0x01108300, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) "4171: Recovered scatter list tag / sequence number error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) {0x01109000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) "FF3D: Recovered logical block CRC error on IOA to Host transfer"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) {0x01109200, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) "4171: Recovered logical block sequence number error on IOA to Host transfer"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) {0x0110A000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) "FFFD: Recovered logical block reference tag error detected by the IOA"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) {0x0110A100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) "FFFD: Logical block guard error recovered by the IOA"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) {0x01170600, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) "FFF9: Device sector reassign successful"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) {0x01170900, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) "FFF7: Media error recovered by device rewrite procedures"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) {0x01180200, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) "7001: IOA sector reassignment successful"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) {0x01180500, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) "FFF9: Soft media error. Sector reassignment recommended"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) {0x01180600, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) "FFF7: Media error recovered by IOA rewrite procedures"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) {0x01418000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) "FF3D: Soft PCI bus error recovered by the IOA"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) {0x01440000, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) "FFF6: Device hardware error recovered by the IOA"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) {0x01448100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) "FFF6: Device hardware error recovered by the device"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) {0x01448200, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) "FF3D: Soft IOA error recovered by the IOA"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) {0x01448300, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) "FFFA: Undefined device response recovered by the IOA"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) {0x014A0000, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) "FFF6: Device bus error, message or command phase"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) {0x014A8000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) "FFFE: Task Management Function failed"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) {0x015D0000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) "FFF6: Failure prediction threshold exceeded"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) {0x015D9200, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) "8009: Impending cache battery pack failure"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) {0x02040100, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) "Logical Unit in process of becoming ready"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) {0x02040200, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) "Initializing command required"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) {0x02040400, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) "34FF: Disk device format in progress"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) {0x02040C00, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) "Logical unit not accessible, target port in unavailable state"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) {0x02048000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) "9070: IOA requested reset"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) {0x023F0000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) "Synchronization required"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) {0x02408500, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) "IOA microcode download required"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) {0x02408600, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) "Device bus connection is prohibited by host"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) {0x024E0000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) "No ready, IOA shutdown"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) {0x025A0000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) "Not ready, IOA has been shutdown"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) {0x02670100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) "3020: Storage subsystem configuration error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) {0x03110B00, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) "FFF5: Medium error, data unreadable, recommend reassign"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) {0x03110C00, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) "7000: Medium error, data unreadable, do not reassign"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) {0x03310000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) "FFF3: Disk media format bad"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) {0x04050000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) "3002: Addressed device failed to respond to selection"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) {0x04080000, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) "3100: Device bus error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) {0x04080100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) "3109: IOA timed out a device command"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) {0x04088000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) "3120: SCSI bus is not operational"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) {0x04088100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) "4100: Hard device bus fabric error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) {0x04100100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) "310C: Logical block guard error detected by the device"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) {0x04100300, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) "310C: Logical block reference tag error detected by the device"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) {0x04108300, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) "4170: Scatter list tag / sequence number error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) {0x04109000, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) "8150: Logical block CRC error on IOA to Host transfer"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) {0x04109200, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) "4170: Logical block sequence number error on IOA to Host transfer"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) {0x0410A000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) "310D: Logical block reference tag error detected by the IOA"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) {0x0410A100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) "310D: Logical block guard error detected by the IOA"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) {0x04118000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) "9000: IOA reserved area data check"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) {0x04118100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) "9001: IOA reserved area invalid data pattern"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) {0x04118200, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) "9002: IOA reserved area LRC error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) {0x04118300, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) "Hardware Error, IOA metadata access error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) {0x04320000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) "102E: Out of alternate sectors for disk storage"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) {0x04330000, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) "FFF4: Data transfer underlength error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) {0x04338000, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) "FFF4: Data transfer overlength error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) {0x043E0100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) "3400: Logical unit failure"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) {0x04408500, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) "FFF4: Device microcode is corrupt"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) {0x04418000, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) "8150: PCI bus error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) {0x04430000, 1, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) "Unsupported device bus message received"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) {0x04440000, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) "FFF4: Disk device problem"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) {0x04448200, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) "8150: Permanent IOA failure"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) {0x04448300, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) "3010: Disk device returned wrong response to IOA"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) {0x04448400, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) "8151: IOA microcode error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) {0x04448500, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) "Device bus status error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) {0x04448600, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) "8157: IOA error requiring IOA reset to recover"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) {0x04448700, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) "ATA device status error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) {0x04490000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) "Message reject received from the device"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) {0x04449200, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) "8008: A permanent cache battery pack failure occurred"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) {0x0444A000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) "9090: Disk unit has been modified after the last known status"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) {0x0444A200, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) "9081: IOA detected device error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) {0x0444A300, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) "9082: IOA detected device error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) {0x044A0000, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) "3110: Device bus error, message or command phase"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) {0x044A8000, 1, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) "3110: SAS Command / Task Management Function failed"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) {0x04670400, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) "9091: Incorrect hardware configuration change has been detected"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) {0x04678000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) "9073: Invalid multi-adapter configuration"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) {0x04678100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) "4010: Incorrect connection between cascaded expanders"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) {0x04678200, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) "4020: Connections exceed IOA design limits"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) {0x04678300, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) "4030: Incorrect multipath connection"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) {0x04679000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) "4110: Unsupported enclosure function"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) {0x04679800, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) "4120: SAS cable VPD cannot be read"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) {0x046E0000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) "FFF4: Command to logical unit failed"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) {0x05240000, 1, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) "Illegal request, invalid request type or request packet"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) {0x05250000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) "Illegal request, invalid resource handle"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) {0x05258000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) "Illegal request, commands not allowed to this device"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) {0x05258100, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) "Illegal request, command not allowed to a secondary adapter"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) {0x05258200, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) "Illegal request, command not allowed to a non-optimized resource"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) {0x05260000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) "Illegal request, invalid field in parameter list"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) {0x05260100, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) "Illegal request, parameter not supported"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) {0x05260200, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) "Illegal request, parameter value invalid"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) {0x052C0000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) "Illegal request, command sequence error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) {0x052C8000, 1, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) "Illegal request, dual adapter support not enabled"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) {0x052C8100, 1, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) "Illegal request, another cable connector was physically disabled"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) {0x054E8000, 1, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) "Illegal request, inconsistent group id/group count"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) {0x06040500, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) "9031: Array protection temporarily suspended, protection resuming"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) {0x06040600, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) "9040: Array protection temporarily suspended, protection resuming"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) {0x060B0100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) "4080: IOA exceeded maximum operating temperature"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) {0x060B8000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) "4085: Service required"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) {0x060B8100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) "4086: SAS Adapter Hardware Configuration Error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) {0x06288000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) "3140: Device bus not ready to ready transition"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) {0x06290000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) "FFFB: SCSI bus was reset"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) {0x06290500, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) "FFFE: SCSI bus transition to single ended"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) {0x06290600, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) "FFFE: SCSI bus transition to LVD"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) {0x06298000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) "FFFB: SCSI bus was reset by another initiator"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) {0x063F0300, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) "3029: A device replacement has occurred"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) {0x063F8300, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) "4102: Device bus fabric performance degradation"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) {0x064C8000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) "9051: IOA cache data exists for a missing or failed device"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) {0x064C8100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) "9055: Auxiliary cache IOA contains cache data needed by the primary IOA"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) {0x06670100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) "9025: Disk unit is not supported at its physical location"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) {0x06670600, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) "3020: IOA detected a SCSI bus configuration error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) {0x06678000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) "3150: SCSI bus configuration error"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) {0x06678100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) "9074: Asymmetric advanced function disk configuration"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) {0x06678300, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) "4040: Incomplete multipath connection between IOA and enclosure"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) {0x06678400, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) "4041: Incomplete multipath connection between enclosure and device"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) {0x06678500, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) "9075: Incomplete multipath connection between IOA and remote IOA"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) {0x06678600, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) "9076: Configuration error, missing remote IOA"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) {0x06679100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) "4050: Enclosure does not support a required multipath function"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) {0x06679800, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) "4121: Configuration error, required cable is missing"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) {0x06679900, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) "4122: Cable is not plugged into the correct location on remote IOA"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) {0x06679A00, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) "4123: Configuration error, invalid cable vital product data"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) {0x06679B00, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) "4124: Configuration error, both cable ends are plugged into the same IOA"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) {0x06690000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) "4070: Logically bad block written on device"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) {0x06690200, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) "9041: Array protection temporarily suspended"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) {0x06698200, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) "9042: Corrupt array parity detected on specified device"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) {0x066B0200, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) "9030: Array no longer protected due to missing or failed disk unit"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) {0x066B8000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) "9071: Link operational transition"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) {0x066B8100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) "9072: Link not operational transition"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) {0x066B8200, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) "9032: Array exposed but still protected"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) {0x066B8300, 0, IPR_DEBUG_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) "70DD: Device forced failed by disrupt device command"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) {0x066B9100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) "4061: Multipath redundancy level got better"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) {0x066B9200, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) "4060: Multipath redundancy level got worse"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) {0x06808100, 0, IPR_DEBUG_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) "9083: Device raw mode enabled"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) {0x06808200, 0, IPR_DEBUG_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) "9084: Device raw mode disabled"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) {0x07270000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) "Failure due to other device"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) {0x07278000, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) "9008: IOA does not support functions expected by devices"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) {0x07278100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) "9010: Cache data associated with attached devices cannot be found"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) {0x07278200, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) "9011: Cache data belongs to devices other than those attached"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) {0x07278400, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) "9020: Array missing 2 or more devices with only 1 device present"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) {0x07278500, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) "9021: Array missing 2 or more devices with 2 or more devices present"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) {0x07278600, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) "9022: Exposed array is missing a required device"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) {0x07278700, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) "9023: Array member(s) not at required physical locations"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) {0x07278800, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) "9024: Array not functional due to present hardware configuration"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) {0x07278900, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) "9026: Array not functional due to present hardware configuration"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) {0x07278A00, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) "9027: Array is missing a device and parity is out of sync"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) {0x07278B00, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) "9028: Maximum number of arrays already exist"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) {0x07278C00, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) "9050: Required cache data cannot be located for a disk unit"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) {0x07278D00, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) "9052: Cache data exists for a device that has been modified"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) {0x07278F00, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) "9054: IOA resources not available due to previous problems"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) {0x07279100, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) "9092: Disk unit requires initialization before use"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) {0x07279200, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) "9029: Incorrect hardware configuration change has been detected"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) {0x07279600, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) "9060: One or more disk pairs are missing from an array"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) {0x07279700, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) "9061: One or more disks are missing from an array"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) {0x07279800, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) "9062: One or more disks are missing from an array"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) {0x07279900, 0, IPR_DEFAULT_LOG_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) "9063: Maximum number of functional arrays has been exceeded"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) {0x07279A00, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) "Data protect, other volume set problem"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) {0x0B260000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) "Aborted command, invalid descriptor"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) {0x0B3F9000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) "Target operating conditions have changed, dual adapter takeover"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) {0x0B530200, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) "Aborted command, medium removal prevented"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) {0x0B5A0000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) "Command terminated by host"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) {0x0B5B8000, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) "Aborted command, command terminated by host"}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) static const struct ipr_ses_table_entry ipr_ses_table[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) { "2104-DL1 ", "XXXXXXXXXXXXXXXX", 80 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) { "2104-TL1 ", "XXXXXXXXXXXXXXXX", 80 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) { "HSBP07M P U2SCSI", "XXXXXXXXXXXXXXXX", 80 }, /* Hidive 7 slot */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) { "HSBP05M P U2SCSI", "XXXXXXXXXXXXXXXX", 80 }, /* Hidive 5 slot */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) { "HSBP05M S U2SCSI", "XXXXXXXXXXXXXXXX", 80 }, /* Bowtie */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) { "HSBP06E ASU2SCSI", "XXXXXXXXXXXXXXXX", 80 }, /* MartinFenning */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) { "2104-DU3 ", "XXXXXXXXXXXXXXXX", 160 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) { "2104-TU3 ", "XXXXXXXXXXXXXXXX", 160 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) { "HSBP04C RSU2SCSI", "XXXXXXX*XXXXXXXX", 160 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) { "HSBP06E RSU2SCSI", "XXXXXXX*XXXXXXXX", 160 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) { "St V1S2 ", "XXXXXXXXXXXXXXXX", 160 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) { "HSBPD4M PU3SCSI", "XXXXXXX*XXXXXXXX", 160 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) { "VSBPD1H U3SCSI", "XXXXXXX*XXXXXXXX", 160 }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) * Function Prototypes
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) static int ipr_reset_alert(struct ipr_cmnd *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) static void ipr_process_ccn(struct ipr_cmnd *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) static void ipr_process_error(struct ipr_cmnd *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) static void ipr_reset_ioa_job(struct ipr_cmnd *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) static void ipr_initiate_ioa_reset(struct ipr_ioa_cfg *,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) enum ipr_shutdown_type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) #ifdef CONFIG_SCSI_IPR_TRACE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) * ipr_trc_hook - Add a trace entry to the driver trace
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) * @type: trace type
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) * @add_data: additional data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) static void ipr_trc_hook(struct ipr_cmnd *ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) u8 type, u32 add_data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) struct ipr_trace_entry *trace_entry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) unsigned int trace_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) trace_index = atomic_add_return(1, &ioa_cfg->trace_index) & IPR_TRACE_INDEX_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) trace_entry = &ioa_cfg->trace[trace_index];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) trace_entry->time = jiffies;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) trace_entry->op_code = ipr_cmd->ioarcb.cmd_pkt.cdb[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) trace_entry->type = type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) if (ipr_cmd->ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) trace_entry->ata_op_code = ipr_cmd->i.ata_ioadl.regs.command;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) trace_entry->ata_op_code = ipr_cmd->ioarcb.u.add_data.u.regs.command;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) trace_entry->cmd_index = ipr_cmd->cmd_index & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) trace_entry->res_handle = ipr_cmd->ioarcb.res_handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) trace_entry->u.add_data = add_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) wmb();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) #define ipr_trc_hook(ipr_cmd, type, add_data) do { } while (0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) * ipr_lock_and_done - Acquire lock and complete command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) static void ipr_lock_and_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) unsigned long lock_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) ipr_cmd->done(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) * ipr_reinit_ipr_cmnd - Re-initialize an IPR Cmnd block for reuse
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) static void ipr_reinit_ipr_cmnd(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) struct ipr_ioasa *ioasa = &ipr_cmd->s.ioasa;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) struct ipr_ioasa64 *ioasa64 = &ipr_cmd->s.ioasa64;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) dma_addr_t dma_addr = ipr_cmd->dma_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) int hrrq_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) hrrq_id = ioarcb->cmd_pkt.hrrq_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) memset(&ioarcb->cmd_pkt, 0, sizeof(struct ipr_cmd_pkt));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) ioarcb->cmd_pkt.hrrq_id = hrrq_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) ioarcb->data_transfer_length = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) ioarcb->read_data_transfer_length = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) ioarcb->ioadl_len = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) ioarcb->read_ioadl_len = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) if (ipr_cmd->ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) ioarcb->u.sis64_addr_data.data_ioadl_addr =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) cpu_to_be64(dma_addr + offsetof(struct ipr_cmnd, i.ioadl64));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) ioasa64->u.gata.status = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) ioarcb->write_ioadl_addr =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) cpu_to_be32(dma_addr + offsetof(struct ipr_cmnd, i.ioadl));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) ioarcb->read_ioadl_addr = ioarcb->write_ioadl_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) ioasa->u.gata.status = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) ioasa->hdr.ioasc = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) ioasa->hdr.residual_data_len = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) ipr_cmd->scsi_cmd = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) ipr_cmd->qc = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) ipr_cmd->sense_buffer[0] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) ipr_cmd->dma_use_sg = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) * ipr_init_ipr_cmnd - Initialize an IPR Cmnd block
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) * @fast_done: fast done function call-back
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) static void ipr_init_ipr_cmnd(struct ipr_cmnd *ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) void (*fast_done) (struct ipr_cmnd *))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) ipr_reinit_ipr_cmnd(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) ipr_cmd->u.scratch = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) ipr_cmd->sibling = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) ipr_cmd->eh_comp = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) ipr_cmd->fast_done = fast_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) timer_setup(&ipr_cmd->timer, NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) * __ipr_get_free_ipr_cmnd - Get a free IPR Cmnd block
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) * @hrrq: hrr queue
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) * pointer to ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) static
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) struct ipr_cmnd *__ipr_get_free_ipr_cmnd(struct ipr_hrr_queue *hrrq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) struct ipr_cmnd *ipr_cmd = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) if (likely(!list_empty(&hrrq->hrrq_free_q))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) ipr_cmd = list_entry(hrrq->hrrq_free_q.next,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) struct ipr_cmnd, queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) list_del(&ipr_cmd->queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) return ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) * ipr_get_free_ipr_cmnd - Get a free IPR Cmnd block and initialize it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) * pointer to ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) static
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) struct ipr_cmnd *ipr_get_free_ipr_cmnd(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) struct ipr_cmnd *ipr_cmd =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) __ipr_get_free_ipr_cmnd(&ioa_cfg->hrrq[IPR_INIT_HRRQ]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) ipr_init_ipr_cmnd(ipr_cmd, ipr_lock_and_done);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) return ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) * ipr_mask_and_clear_interrupts - Mask all and clear specified interrupts
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) * @clr_ints: interrupts to clear
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) * This function masks all interrupts on the adapter, then clears the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733) * interrupts specified in the mask
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) static void ipr_mask_and_clear_interrupts(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) u32 clr_ints)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) /* Stop new interrupts */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744) for (i = 0; i < ioa_cfg->hrrq_num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) spin_lock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) ioa_cfg->hrrq[i].allow_interrupts = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) spin_unlock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) /* Set interrupt mask to stop all new interrupts */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752) writeq(~0, ioa_cfg->regs.set_interrupt_mask_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754) writel(~0, ioa_cfg->regs.set_interrupt_mask_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756) /* Clear any pending interrupts */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758) writel(~0, ioa_cfg->regs.clr_interrupt_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759) writel(clr_ints, ioa_cfg->regs.clr_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) readl(ioa_cfg->regs.sense_interrupt_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) * ipr_save_pcix_cmd_reg - Save PCI-X command register
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) * 0 on success / -EIO on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770) static int ipr_save_pcix_cmd_reg(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772) int pcix_cmd_reg = pci_find_capability(ioa_cfg->pdev, PCI_CAP_ID_PCIX);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774) if (pcix_cmd_reg == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) if (pci_read_config_word(ioa_cfg->pdev, pcix_cmd_reg + PCI_X_CMD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) &ioa_cfg->saved_pcix_cmd_reg) != PCIBIOS_SUCCESSFUL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779) dev_err(&ioa_cfg->pdev->dev, "Failed to save PCI-X command register\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780) return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) ioa_cfg->saved_pcix_cmd_reg |= PCI_X_CMD_DPERR_E | PCI_X_CMD_ERO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788) * ipr_set_pcix_cmd_reg - Setup PCI-X command register
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) * 0 on success / -EIO on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794) static int ipr_set_pcix_cmd_reg(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) int pcix_cmd_reg = pci_find_capability(ioa_cfg->pdev, PCI_CAP_ID_PCIX);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798) if (pcix_cmd_reg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799) if (pci_write_config_word(ioa_cfg->pdev, pcix_cmd_reg + PCI_X_CMD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800) ioa_cfg->saved_pcix_cmd_reg) != PCIBIOS_SUCCESSFUL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) dev_err(&ioa_cfg->pdev->dev, "Failed to setup PCI-X command register\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) * __ipr_sata_eh_done - done function for aborted SATA commands
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) * This function is invoked for ops generated to SATA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814) * devices which are being aborted.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819) static void __ipr_sata_eh_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) struct ata_queued_cmd *qc = ipr_cmd->qc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822) struct ipr_sata_port *sata_port = qc->ap->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) qc->err_mask |= AC_ERR_OTHER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) sata_port->ioasa.status |= ATA_BUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) ata_qc_complete(qc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827) if (ipr_cmd->eh_comp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) complete(ipr_cmd->eh_comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833) * ipr_sata_eh_done - done function for aborted SATA commands
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836) * This function is invoked for ops generated to SATA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837) * devices which are being aborted.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842) static void ipr_sata_eh_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844) struct ipr_hrr_queue *hrrq = ipr_cmd->hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845) unsigned long hrrq_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847) spin_lock_irqsave(&hrrq->_lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848) __ipr_sata_eh_done(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849) spin_unlock_irqrestore(&hrrq->_lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853) * __ipr_scsi_eh_done - mid-layer done function for aborted ops
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856) * This function is invoked by the interrupt handler for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857) * ops generated by the SCSI mid-layer which are being aborted.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862) static void __ipr_scsi_eh_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864) struct scsi_cmnd *scsi_cmd = ipr_cmd->scsi_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866) scsi_cmd->result |= (DID_ERROR << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868) scsi_dma_unmap(ipr_cmd->scsi_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869) scsi_cmd->scsi_done(scsi_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870) if (ipr_cmd->eh_comp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871) complete(ipr_cmd->eh_comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876) * ipr_scsi_eh_done - mid-layer done function for aborted ops
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 877) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 878) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 879) * This function is invoked by the interrupt handler for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880) * ops generated by the SCSI mid-layer which are being aborted.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885) static void ipr_scsi_eh_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887) unsigned long hrrq_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888) struct ipr_hrr_queue *hrrq = ipr_cmd->hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890) spin_lock_irqsave(&hrrq->_lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891) __ipr_scsi_eh_done(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892) spin_unlock_irqrestore(&hrrq->_lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 894)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 895) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 896) * ipr_fail_all_ops - Fails all outstanding ops.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899) * This function fails all outstanding ops.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 901) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 902) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 903) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 904) static void ipr_fail_all_ops(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 905) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 906) struct ipr_cmnd *ipr_cmd, *temp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 907) struct ipr_hrr_queue *hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 908)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 909) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 910) for_each_hrrq(hrrq, ioa_cfg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 911) spin_lock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 912) list_for_each_entry_safe(ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 913) temp, &hrrq->hrrq_pending_q, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 914) list_del(&ipr_cmd->queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 915)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 916) ipr_cmd->s.ioasa.hdr.ioasc =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 917) cpu_to_be32(IPR_IOASC_IOA_WAS_RESET);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 918) ipr_cmd->s.ioasa.hdr.ilid =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 919) cpu_to_be32(IPR_DRIVER_ILID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 920)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 921) if (ipr_cmd->scsi_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 922) ipr_cmd->done = __ipr_scsi_eh_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 923) else if (ipr_cmd->qc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 924) ipr_cmd->done = __ipr_sata_eh_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 925)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 926) ipr_trc_hook(ipr_cmd, IPR_TRACE_FINISH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 927) IPR_IOASC_IOA_WAS_RESET);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 928) del_timer(&ipr_cmd->timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 929) ipr_cmd->done(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 930) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 931) spin_unlock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 932) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 933) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 934) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 935)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 936) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 937) * ipr_send_command - Send driver initiated requests.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 938) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 939) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 940) * This function sends a command to the adapter using the correct write call.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 941) * In the case of sis64, calculate the ioarcb size required. Then or in the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 942) * appropriate bits.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 943) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 944) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 945) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 946) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 947) static void ipr_send_command(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 948) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 949) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 950) dma_addr_t send_dma_addr = ipr_cmd->dma_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 951)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 952) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 953) /* The default size is 256 bytes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 954) send_dma_addr |= 0x1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 955)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 956) /* If the number of ioadls * size of ioadl > 128 bytes,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 957) then use a 512 byte ioarcb */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 958) if (ipr_cmd->dma_use_sg * sizeof(struct ipr_ioadl64_desc) > 128 )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 959) send_dma_addr |= 0x4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 960) writeq(send_dma_addr, ioa_cfg->regs.ioarrin_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 961) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 962) writel(send_dma_addr, ioa_cfg->regs.ioarrin_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 963) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 964)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 965) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 966) * ipr_do_req - Send driver initiated requests.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 967) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 968) * @done: done function
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 969) * @timeout_func: timeout function
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 970) * @timeout: timeout value
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 971) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 972) * This function sends the specified command to the adapter with the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 973) * timeout given. The done function is invoked on command completion.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 974) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 975) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 976) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 977) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 978) static void ipr_do_req(struct ipr_cmnd *ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 979) void (*done) (struct ipr_cmnd *),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 980) void (*timeout_func) (struct timer_list *), u32 timeout)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 981) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 982) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_pending_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 983)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 984) ipr_cmd->done = done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 985)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 986) ipr_cmd->timer.expires = jiffies + timeout;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 987) ipr_cmd->timer.function = timeout_func;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 988)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 989) add_timer(&ipr_cmd->timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 990)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 991) ipr_trc_hook(ipr_cmd, IPR_TRACE_START, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 992)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 993) ipr_send_command(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 994) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 995)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 996) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 997) * ipr_internal_cmd_done - Op done function for an internally generated op.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 998) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 999) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1000) * This function is the op done function for an internally generated,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1001) * blocking op. It simply wakes the sleeping thread.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1002) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1003) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1004) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1005) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1006) static void ipr_internal_cmd_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1007) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1008) if (ipr_cmd->sibling)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1009) ipr_cmd->sibling = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1010) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1011) complete(&ipr_cmd->completion);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1012) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1013)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1014) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1015) * ipr_init_ioadl - initialize the ioadl for the correct SIS type
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1016) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1017) * @dma_addr: dma address
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1018) * @len: transfer length
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1019) * @flags: ioadl flag value
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1020) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1021) * This function initializes an ioadl in the case where there is only a single
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1022) * descriptor.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1023) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1024) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1025) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1026) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1027) static void ipr_init_ioadl(struct ipr_cmnd *ipr_cmd, dma_addr_t dma_addr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1028) u32 len, int flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1029) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1030) struct ipr_ioadl_desc *ioadl = ipr_cmd->i.ioadl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1031) struct ipr_ioadl64_desc *ioadl64 = ipr_cmd->i.ioadl64;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1032)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1033) ipr_cmd->dma_use_sg = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1034)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1035) if (ipr_cmd->ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1036) ioadl64->flags = cpu_to_be32(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1037) ioadl64->data_len = cpu_to_be32(len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1038) ioadl64->address = cpu_to_be64(dma_addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1039)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1040) ipr_cmd->ioarcb.ioadl_len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1041) cpu_to_be32(sizeof(struct ipr_ioadl64_desc));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1042) ipr_cmd->ioarcb.data_transfer_length = cpu_to_be32(len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1043) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1044) ioadl->flags_and_data_len = cpu_to_be32(flags | len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1045) ioadl->address = cpu_to_be32(dma_addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1046)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1047) if (flags == IPR_IOADL_FLAGS_READ_LAST) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1048) ipr_cmd->ioarcb.read_ioadl_len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1049) cpu_to_be32(sizeof(struct ipr_ioadl_desc));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1050) ipr_cmd->ioarcb.read_data_transfer_length = cpu_to_be32(len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1051) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1052) ipr_cmd->ioarcb.ioadl_len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1053) cpu_to_be32(sizeof(struct ipr_ioadl_desc));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1054) ipr_cmd->ioarcb.data_transfer_length = cpu_to_be32(len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1055) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1056) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1057) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1058)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1059) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1060) * ipr_send_blocking_cmd - Send command and sleep on its completion.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1061) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1062) * @timeout_func: function to invoke if command times out
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1063) * @timeout: timeout
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1064) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1065) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1066) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1067) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1068) static void ipr_send_blocking_cmd(struct ipr_cmnd *ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1069) void (*timeout_func) (struct timer_list *),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1070) u32 timeout)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1071) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1072) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1073)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1074) init_completion(&ipr_cmd->completion);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1075) ipr_do_req(ipr_cmd, ipr_internal_cmd_done, timeout_func, timeout);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1076)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1077) spin_unlock_irq(ioa_cfg->host->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1078) wait_for_completion(&ipr_cmd->completion);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1079) spin_lock_irq(ioa_cfg->host->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1080) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1081)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1082) static int ipr_get_hrrq_index(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1083) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1084) unsigned int hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1085)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1086) if (ioa_cfg->hrrq_num == 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1087) hrrq = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1088) else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1089) hrrq = atomic_add_return(1, &ioa_cfg->hrrq_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1090) hrrq = (hrrq % (ioa_cfg->hrrq_num - 1)) + 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1091) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1092) return hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1093) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1094)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1095) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1096) * ipr_send_hcam - Send an HCAM to the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1097) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1098) * @type: HCAM type
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1099) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1100) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1101) * This function will send a Host Controlled Async command to the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1102) * If HCAMs are currently not allowed to be issued to the adapter, it will
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1103) * place the hostrcb on the free queue.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1104) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1105) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1106) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1107) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1108) static void ipr_send_hcam(struct ipr_ioa_cfg *ioa_cfg, u8 type,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1109) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1110) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1111) struct ipr_cmnd *ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1112) struct ipr_ioarcb *ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1114) if (ioa_cfg->hrrq[IPR_INIT_HRRQ].allow_cmds) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1115) ipr_cmd = ipr_get_free_ipr_cmnd(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1116) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_pending_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1117) list_add_tail(&hostrcb->queue, &ioa_cfg->hostrcb_pending_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1119) ipr_cmd->u.hostrcb = hostrcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1120) ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1122) ioarcb->res_handle = cpu_to_be32(IPR_IOA_RES_HANDLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1123) ioarcb->cmd_pkt.request_type = IPR_RQTYPE_HCAM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1124) ioarcb->cmd_pkt.cdb[0] = IPR_HOST_CONTROLLED_ASYNC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1125) ioarcb->cmd_pkt.cdb[1] = type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1126) ioarcb->cmd_pkt.cdb[7] = (sizeof(hostrcb->hcam) >> 8) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1127) ioarcb->cmd_pkt.cdb[8] = sizeof(hostrcb->hcam) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1128)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1129) ipr_init_ioadl(ipr_cmd, hostrcb->hostrcb_dma,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1130) sizeof(hostrcb->hcam), IPR_IOADL_FLAGS_READ_LAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1132) if (type == IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1133) ipr_cmd->done = ipr_process_ccn;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1134) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1135) ipr_cmd->done = ipr_process_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1136)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1137) ipr_trc_hook(ipr_cmd, IPR_TRACE_START, IPR_IOA_RES_ADDR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1139) ipr_send_command(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1140) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1141) list_add_tail(&hostrcb->queue, &ioa_cfg->hostrcb_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1142) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1143) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1144)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1145) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1146) * ipr_update_ata_class - Update the ata class in the resource entry
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1147) * @res: resource entry struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1148) * @proto: cfgte device bus protocol value
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1149) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1150) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1151) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1152) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1153) static void ipr_update_ata_class(struct ipr_resource_entry *res, unsigned int proto)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1154) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1155) switch (proto) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1156) case IPR_PROTO_SATA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1157) case IPR_PROTO_SAS_STP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1158) res->ata_class = ATA_DEV_ATA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1159) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1160) case IPR_PROTO_SATA_ATAPI:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1161) case IPR_PROTO_SAS_STP_ATAPI:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1162) res->ata_class = ATA_DEV_ATAPI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1163) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1164) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1165) res->ata_class = ATA_DEV_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1166) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1167) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1168) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1170) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1171) * ipr_init_res_entry - Initialize a resource entry struct.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1172) * @res: resource entry struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1173) * @cfgtew: config table entry wrapper struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1174) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1175) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1176) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1177) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1178) static void ipr_init_res_entry(struct ipr_resource_entry *res,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1179) struct ipr_config_table_entry_wrapper *cfgtew)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1180) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1181) int found = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1182) unsigned int proto;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1183) struct ipr_ioa_cfg *ioa_cfg = res->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1184) struct ipr_resource_entry *gscsi_res = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1185)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1186) res->needs_sync_complete = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1187) res->in_erp = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1188) res->add_to_ml = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1189) res->del_from_ml = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1190) res->resetting_device = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1191) res->reset_occurred = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1192) res->sdev = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1193) res->sata_port = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1195) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1196) proto = cfgtew->u.cfgte64->proto;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1197) res->flags = be16_to_cpu(cfgtew->u.cfgte64->flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1198) res->res_flags = be16_to_cpu(cfgtew->u.cfgte64->res_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1199) res->qmodel = IPR_QUEUEING_MODEL64(res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1200) res->type = cfgtew->u.cfgte64->res_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1201)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1202) memcpy(res->res_path, &cfgtew->u.cfgte64->res_path,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1203) sizeof(res->res_path));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1204)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1205) res->bus = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1206) memcpy(&res->dev_lun.scsi_lun, &cfgtew->u.cfgte64->lun,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1207) sizeof(res->dev_lun.scsi_lun));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1208) res->lun = scsilun_to_int(&res->dev_lun);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1209)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1210) if (res->type == IPR_RES_TYPE_GENERIC_SCSI) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1211) list_for_each_entry(gscsi_res, &ioa_cfg->used_res_q, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1212) if (gscsi_res->dev_id == cfgtew->u.cfgte64->dev_id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1213) found = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1214) res->target = gscsi_res->target;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1215) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1216) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1217) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1218) if (!found) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1219) res->target = find_first_zero_bit(ioa_cfg->target_ids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1220) ioa_cfg->max_devs_supported);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1221) set_bit(res->target, ioa_cfg->target_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1222) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1223) } else if (res->type == IPR_RES_TYPE_IOAFP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1224) res->bus = IPR_IOAFP_VIRTUAL_BUS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1225) res->target = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1226) } else if (res->type == IPR_RES_TYPE_ARRAY) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1227) res->bus = IPR_ARRAY_VIRTUAL_BUS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1228) res->target = find_first_zero_bit(ioa_cfg->array_ids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1229) ioa_cfg->max_devs_supported);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1230) set_bit(res->target, ioa_cfg->array_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1231) } else if (res->type == IPR_RES_TYPE_VOLUME_SET) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1232) res->bus = IPR_VSET_VIRTUAL_BUS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1233) res->target = find_first_zero_bit(ioa_cfg->vset_ids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1234) ioa_cfg->max_devs_supported);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1235) set_bit(res->target, ioa_cfg->vset_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1236) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1237) res->target = find_first_zero_bit(ioa_cfg->target_ids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1238) ioa_cfg->max_devs_supported);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1239) set_bit(res->target, ioa_cfg->target_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1240) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1241) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1242) proto = cfgtew->u.cfgte->proto;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1243) res->qmodel = IPR_QUEUEING_MODEL(res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1244) res->flags = cfgtew->u.cfgte->flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1245) if (res->flags & IPR_IS_IOA_RESOURCE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1246) res->type = IPR_RES_TYPE_IOAFP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1247) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1248) res->type = cfgtew->u.cfgte->rsvd_subtype & 0x0f;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1249)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1250) res->bus = cfgtew->u.cfgte->res_addr.bus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1251) res->target = cfgtew->u.cfgte->res_addr.target;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1252) res->lun = cfgtew->u.cfgte->res_addr.lun;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1253) res->lun_wwn = get_unaligned_be64(cfgtew->u.cfgte->lun_wwn);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1254) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1255)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1256) ipr_update_ata_class(res, proto);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1257) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1258)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1259) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1260) * ipr_is_same_device - Determine if two devices are the same.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1261) * @res: resource entry struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1262) * @cfgtew: config table entry wrapper struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1263) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1264) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1265) * 1 if the devices are the same / 0 otherwise
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1266) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1267) static int ipr_is_same_device(struct ipr_resource_entry *res,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1268) struct ipr_config_table_entry_wrapper *cfgtew)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1269) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1270) if (res->ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1271) if (!memcmp(&res->dev_id, &cfgtew->u.cfgte64->dev_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1272) sizeof(cfgtew->u.cfgte64->dev_id)) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1273) !memcmp(&res->dev_lun.scsi_lun, &cfgtew->u.cfgte64->lun,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1274) sizeof(cfgtew->u.cfgte64->lun))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1275) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1276) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1277) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1278) if (res->bus == cfgtew->u.cfgte->res_addr.bus &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1279) res->target == cfgtew->u.cfgte->res_addr.target &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1280) res->lun == cfgtew->u.cfgte->res_addr.lun)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1281) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1282) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1283)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1284) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1285) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1286)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1287) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1288) * __ipr_format_res_path - Format the resource path for printing.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1289) * @res_path: resource path
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1290) * @buffer: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1291) * @len: length of buffer provided
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1292) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1293) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1294) * pointer to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1295) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1296) static char *__ipr_format_res_path(u8 *res_path, char *buffer, int len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1297) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1298) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1299) char *p = buffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1300)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1301) *p = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1302) p += scnprintf(p, buffer + len - p, "%02X", res_path[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1303) for (i = 1; res_path[i] != 0xff && ((i * 3) < len); i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1304) p += scnprintf(p, buffer + len - p, "-%02X", res_path[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1305)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1306) return buffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1307) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1308)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1309) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1310) * ipr_format_res_path - Format the resource path for printing.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1311) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1312) * @res_path: resource path
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1313) * @buffer: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1314) * @len: length of buffer provided
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1315) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1316) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1317) * pointer to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1318) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1319) static char *ipr_format_res_path(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1320) u8 *res_path, char *buffer, int len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1321) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1322) char *p = buffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1323)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1324) *p = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1325) p += scnprintf(p, buffer + len - p, "%d/", ioa_cfg->host->host_no);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1326) __ipr_format_res_path(res_path, p, len - (buffer - p));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1327) return buffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1328) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1329)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1330) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1331) * ipr_update_res_entry - Update the resource entry.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1332) * @res: resource entry struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1333) * @cfgtew: config table entry wrapper struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1334) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1335) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1336) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1337) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1338) static void ipr_update_res_entry(struct ipr_resource_entry *res,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1339) struct ipr_config_table_entry_wrapper *cfgtew)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1340) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1341) char buffer[IPR_MAX_RES_PATH_LENGTH];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1342) unsigned int proto;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1343) int new_path = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1344)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1345) if (res->ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1346) res->flags = be16_to_cpu(cfgtew->u.cfgte64->flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1347) res->res_flags = be16_to_cpu(cfgtew->u.cfgte64->res_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1348) res->type = cfgtew->u.cfgte64->res_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1349)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1350) memcpy(&res->std_inq_data, &cfgtew->u.cfgte64->std_inq_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1351) sizeof(struct ipr_std_inq_data));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1352)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1353) res->qmodel = IPR_QUEUEING_MODEL64(res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1354) proto = cfgtew->u.cfgte64->proto;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1355) res->res_handle = cfgtew->u.cfgte64->res_handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1356) res->dev_id = cfgtew->u.cfgte64->dev_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1357)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1358) memcpy(&res->dev_lun.scsi_lun, &cfgtew->u.cfgte64->lun,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1359) sizeof(res->dev_lun.scsi_lun));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1360)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1361) if (memcmp(res->res_path, &cfgtew->u.cfgte64->res_path,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1362) sizeof(res->res_path))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1363) memcpy(res->res_path, &cfgtew->u.cfgte64->res_path,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1364) sizeof(res->res_path));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1365) new_path = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1366) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1367)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1368) if (res->sdev && new_path)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1369) sdev_printk(KERN_INFO, res->sdev, "Resource path: %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1370) ipr_format_res_path(res->ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1371) res->res_path, buffer, sizeof(buffer)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1372) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1373) res->flags = cfgtew->u.cfgte->flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1374) if (res->flags & IPR_IS_IOA_RESOURCE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1375) res->type = IPR_RES_TYPE_IOAFP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1376) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1377) res->type = cfgtew->u.cfgte->rsvd_subtype & 0x0f;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1378)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1379) memcpy(&res->std_inq_data, &cfgtew->u.cfgte->std_inq_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1380) sizeof(struct ipr_std_inq_data));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1381)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1382) res->qmodel = IPR_QUEUEING_MODEL(res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1383) proto = cfgtew->u.cfgte->proto;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1384) res->res_handle = cfgtew->u.cfgte->res_handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1385) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1386)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1387) ipr_update_ata_class(res, proto);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1388) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1389)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1390) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1391) * ipr_clear_res_target - Clear the bit in the bit map representing the target
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1392) * for the resource.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1393) * @res: resource entry struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1394) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1395) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1396) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1397) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1398) static void ipr_clear_res_target(struct ipr_resource_entry *res)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1399) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1400) struct ipr_resource_entry *gscsi_res = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1401) struct ipr_ioa_cfg *ioa_cfg = res->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1402)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1403) if (!ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1404) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1405)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1406) if (res->bus == IPR_ARRAY_VIRTUAL_BUS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1407) clear_bit(res->target, ioa_cfg->array_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1408) else if (res->bus == IPR_VSET_VIRTUAL_BUS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1409) clear_bit(res->target, ioa_cfg->vset_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1410) else if (res->bus == 0 && res->type == IPR_RES_TYPE_GENERIC_SCSI) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1411) list_for_each_entry(gscsi_res, &ioa_cfg->used_res_q, queue)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1412) if (gscsi_res->dev_id == res->dev_id && gscsi_res != res)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1413) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1414) clear_bit(res->target, ioa_cfg->target_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1415)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1416) } else if (res->bus == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1417) clear_bit(res->target, ioa_cfg->target_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1418) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1419)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1420) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1421) * ipr_handle_config_change - Handle a config change from the adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1422) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1423) * @hostrcb: hostrcb
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1424) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1425) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1426) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1427) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1428) static void ipr_handle_config_change(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1429) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1430) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1431) struct ipr_resource_entry *res = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1432) struct ipr_config_table_entry_wrapper cfgtew;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1433) __be32 cc_res_handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1434)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1435) u32 is_ndn = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1436)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1437) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1438) cfgtew.u.cfgte64 = &hostrcb->hcam.u.ccn.u.cfgte64;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1439) cc_res_handle = cfgtew.u.cfgte64->res_handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1440) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1441) cfgtew.u.cfgte = &hostrcb->hcam.u.ccn.u.cfgte;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1442) cc_res_handle = cfgtew.u.cfgte->res_handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1443) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1444)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1445) list_for_each_entry(res, &ioa_cfg->used_res_q, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1446) if (res->res_handle == cc_res_handle) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1447) is_ndn = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1448) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1449) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1450) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1451)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1452) if (is_ndn) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1453) if (list_empty(&ioa_cfg->free_res_q)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1454) ipr_send_hcam(ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1455) IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1456) hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1457) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1458) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1459)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1460) res = list_entry(ioa_cfg->free_res_q.next,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1461) struct ipr_resource_entry, queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1462)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1463) list_del(&res->queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1464) ipr_init_res_entry(res, &cfgtew);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1465) list_add_tail(&res->queue, &ioa_cfg->used_res_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1466) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1467)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1468) ipr_update_res_entry(res, &cfgtew);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1469)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1470) if (hostrcb->hcam.notify_type == IPR_HOST_RCB_NOTIF_TYPE_REM_ENTRY) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1471) if (res->sdev) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1472) res->del_from_ml = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1473) res->res_handle = IPR_INVALID_RES_HANDLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1474) schedule_work(&ioa_cfg->work_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1475) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1476) ipr_clear_res_target(res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1477) list_move_tail(&res->queue, &ioa_cfg->free_res_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1478) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1479) } else if (!res->sdev || res->del_from_ml) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1480) res->add_to_ml = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1481) schedule_work(&ioa_cfg->work_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1482) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1483)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1484) ipr_send_hcam(ioa_cfg, IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1485) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1486)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1487) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1488) * ipr_process_ccn - Op done function for a CCN.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1489) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1490) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1491) * This function is the op done function for a configuration
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1492) * change notification host controlled async from the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1493) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1494) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1495) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1496) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1497) static void ipr_process_ccn(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1498) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1499) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1500) struct ipr_hostrcb *hostrcb = ipr_cmd->u.hostrcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1501) u32 ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1502)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1503) list_del_init(&hostrcb->queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1504) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1505)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1506) if (ioasc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1507) if (ioasc != IPR_IOASC_IOA_WAS_RESET &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1508) ioasc != IPR_IOASC_ABORTED_CMD_TERM_BY_HOST)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1509) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1510) "Host RCB failed with IOASC: 0x%08X\n", ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1511)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1512) ipr_send_hcam(ioa_cfg, IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1513) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1514) ipr_handle_config_change(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1515) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1516) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1517)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1518) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1519) * strip_and_pad_whitespace - Strip and pad trailing whitespace.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1520) * @i: index into buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1521) * @buf: string to modify
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1522) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1523) * This function will strip all trailing whitespace, pad the end
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1524) * of the string with a single space, and NULL terminate the string.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1525) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1526) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1527) * new length of string
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1528) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1529) static int strip_and_pad_whitespace(int i, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1530) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1531) while (i && buf[i] == ' ')
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1532) i--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1533) buf[i+1] = ' ';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1534) buf[i+2] = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1535) return i + 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1536) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1537)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1538) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1539) * ipr_log_vpd_compact - Log the passed extended VPD compactly.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1540) * @prefix: string to print at start of printk
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1541) * @hostrcb: hostrcb pointer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1542) * @vpd: vendor/product id/sn struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1543) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1544) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1545) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1546) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1547) static void ipr_log_vpd_compact(char *prefix, struct ipr_hostrcb *hostrcb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1548) struct ipr_vpd *vpd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1549) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1550) char buffer[IPR_VENDOR_ID_LEN + IPR_PROD_ID_LEN + IPR_SERIAL_NUM_LEN + 3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1551) int i = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1552)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1553) memcpy(buffer, vpd->vpids.vendor_id, IPR_VENDOR_ID_LEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1554) i = strip_and_pad_whitespace(IPR_VENDOR_ID_LEN - 1, buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1555)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1556) memcpy(&buffer[i], vpd->vpids.product_id, IPR_PROD_ID_LEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1557) i = strip_and_pad_whitespace(i + IPR_PROD_ID_LEN - 1, buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1558)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1559) memcpy(&buffer[i], vpd->sn, IPR_SERIAL_NUM_LEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1560) buffer[IPR_SERIAL_NUM_LEN + i] = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1561)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1562) ipr_hcam_err(hostrcb, "%s VPID/SN: %s\n", prefix, buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1563) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1564)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1565) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1566) * ipr_log_vpd - Log the passed VPD to the error log.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1567) * @vpd: vendor/product id/sn struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1568) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1569) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1570) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1571) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1572) static void ipr_log_vpd(struct ipr_vpd *vpd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1573) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1574) char buffer[IPR_VENDOR_ID_LEN + IPR_PROD_ID_LEN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1575) + IPR_SERIAL_NUM_LEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1576)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1577) memcpy(buffer, vpd->vpids.vendor_id, IPR_VENDOR_ID_LEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1578) memcpy(buffer + IPR_VENDOR_ID_LEN, vpd->vpids.product_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1579) IPR_PROD_ID_LEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1580) buffer[IPR_VENDOR_ID_LEN + IPR_PROD_ID_LEN] = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1581) ipr_err("Vendor/Product ID: %s\n", buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1582)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1583) memcpy(buffer, vpd->sn, IPR_SERIAL_NUM_LEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1584) buffer[IPR_SERIAL_NUM_LEN] = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1585) ipr_err(" Serial Number: %s\n", buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1586) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1587)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1588) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1589) * ipr_log_ext_vpd_compact - Log the passed extended VPD compactly.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1590) * @prefix: string to print at start of printk
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1591) * @hostrcb: hostrcb pointer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1592) * @vpd: vendor/product id/sn/wwn struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1593) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1594) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1595) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1596) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1597) static void ipr_log_ext_vpd_compact(char *prefix, struct ipr_hostrcb *hostrcb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1598) struct ipr_ext_vpd *vpd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1599) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1600) ipr_log_vpd_compact(prefix, hostrcb, &vpd->vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1601) ipr_hcam_err(hostrcb, "%s WWN: %08X%08X\n", prefix,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1602) be32_to_cpu(vpd->wwid[0]), be32_to_cpu(vpd->wwid[1]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1603) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1604)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1605) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1606) * ipr_log_ext_vpd - Log the passed extended VPD to the error log.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1607) * @vpd: vendor/product id/sn/wwn struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1608) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1609) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1610) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1611) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1612) static void ipr_log_ext_vpd(struct ipr_ext_vpd *vpd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1613) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1614) ipr_log_vpd(&vpd->vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1615) ipr_err(" WWN: %08X%08X\n", be32_to_cpu(vpd->wwid[0]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1616) be32_to_cpu(vpd->wwid[1]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1617) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1618)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1619) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1620) * ipr_log_enhanced_cache_error - Log a cache error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1621) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1622) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1623) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1624) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1625) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1626) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1627) static void ipr_log_enhanced_cache_error(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1628) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1629) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1630) struct ipr_hostrcb_type_12_error *error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1631)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1632) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1633) error = &hostrcb->hcam.u.error64.u.type_12_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1634) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1635) error = &hostrcb->hcam.u.error.u.type_12_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1636)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1637) ipr_err("-----Current Configuration-----\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1638) ipr_err("Cache Directory Card Information:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1639) ipr_log_ext_vpd(&error->ioa_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1640) ipr_err("Adapter Card Information:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1641) ipr_log_ext_vpd(&error->cfc_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1642)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1643) ipr_err("-----Expected Configuration-----\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1644) ipr_err("Cache Directory Card Information:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1645) ipr_log_ext_vpd(&error->ioa_last_attached_to_cfc_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1646) ipr_err("Adapter Card Information:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1647) ipr_log_ext_vpd(&error->cfc_last_attached_to_ioa_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1648)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1649) ipr_err("Additional IOA Data: %08X %08X %08X\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1650) be32_to_cpu(error->ioa_data[0]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1651) be32_to_cpu(error->ioa_data[1]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1652) be32_to_cpu(error->ioa_data[2]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1653) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1654)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1655) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1656) * ipr_log_cache_error - Log a cache error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1657) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1658) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1659) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1660) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1661) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1662) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1663) static void ipr_log_cache_error(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1664) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1665) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1666) struct ipr_hostrcb_type_02_error *error =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1667) &hostrcb->hcam.u.error.u.type_02_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1668)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1669) ipr_err("-----Current Configuration-----\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1670) ipr_err("Cache Directory Card Information:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1671) ipr_log_vpd(&error->ioa_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1672) ipr_err("Adapter Card Information:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1673) ipr_log_vpd(&error->cfc_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1674)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1675) ipr_err("-----Expected Configuration-----\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1676) ipr_err("Cache Directory Card Information:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1677) ipr_log_vpd(&error->ioa_last_attached_to_cfc_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1678) ipr_err("Adapter Card Information:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1679) ipr_log_vpd(&error->cfc_last_attached_to_ioa_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1680)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1681) ipr_err("Additional IOA Data: %08X %08X %08X\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1682) be32_to_cpu(error->ioa_data[0]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1683) be32_to_cpu(error->ioa_data[1]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1684) be32_to_cpu(error->ioa_data[2]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1685) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1686)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1687) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1688) * ipr_log_enhanced_config_error - Log a configuration error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1689) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1690) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1691) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1692) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1693) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1694) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1695) static void ipr_log_enhanced_config_error(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1696) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1697) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1698) int errors_logged, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1699) struct ipr_hostrcb_device_data_entry_enhanced *dev_entry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1700) struct ipr_hostrcb_type_13_error *error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1701)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1702) error = &hostrcb->hcam.u.error.u.type_13_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1703) errors_logged = be32_to_cpu(error->errors_logged);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1704)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1705) ipr_err("Device Errors Detected/Logged: %d/%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1706) be32_to_cpu(error->errors_detected), errors_logged);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1707)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1708) dev_entry = error->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1709)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1710) for (i = 0; i < errors_logged; i++, dev_entry++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1711) ipr_err_separator;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1712)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1713) ipr_phys_res_err(ioa_cfg, dev_entry->dev_res_addr, "Device %d", i + 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1714) ipr_log_ext_vpd(&dev_entry->vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1715)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1716) ipr_err("-----New Device Information-----\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1717) ipr_log_ext_vpd(&dev_entry->new_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1718)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1719) ipr_err("Cache Directory Card Information:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1720) ipr_log_ext_vpd(&dev_entry->ioa_last_with_dev_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1721)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1722) ipr_err("Adapter Card Information:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1723) ipr_log_ext_vpd(&dev_entry->cfc_last_with_dev_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1724) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1725) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1726)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1727) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1728) * ipr_log_sis64_config_error - Log a device error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1729) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1730) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1731) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1732) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1733) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1734) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1735) static void ipr_log_sis64_config_error(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1736) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1737) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1738) int errors_logged, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1739) struct ipr_hostrcb64_device_data_entry_enhanced *dev_entry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1740) struct ipr_hostrcb_type_23_error *error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1741) char buffer[IPR_MAX_RES_PATH_LENGTH];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1742)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1743) error = &hostrcb->hcam.u.error64.u.type_23_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1744) errors_logged = be32_to_cpu(error->errors_logged);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1745)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1746) ipr_err("Device Errors Detected/Logged: %d/%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1747) be32_to_cpu(error->errors_detected), errors_logged);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1748)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1749) dev_entry = error->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1750)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1751) for (i = 0; i < errors_logged; i++, dev_entry++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1752) ipr_err_separator;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1753)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1754) ipr_err("Device %d : %s", i + 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1755) __ipr_format_res_path(dev_entry->res_path,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1756) buffer, sizeof(buffer)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1757) ipr_log_ext_vpd(&dev_entry->vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1758)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1759) ipr_err("-----New Device Information-----\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1760) ipr_log_ext_vpd(&dev_entry->new_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1761)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1762) ipr_err("Cache Directory Card Information:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1763) ipr_log_ext_vpd(&dev_entry->ioa_last_with_dev_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1764)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1765) ipr_err("Adapter Card Information:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1766) ipr_log_ext_vpd(&dev_entry->cfc_last_with_dev_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1767) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1768) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1769)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1770) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1771) * ipr_log_config_error - Log a configuration error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1772) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1773) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1774) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1775) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1776) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1777) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1778) static void ipr_log_config_error(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1779) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1780) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1781) int errors_logged, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1782) struct ipr_hostrcb_device_data_entry *dev_entry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1783) struct ipr_hostrcb_type_03_error *error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1784)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1785) error = &hostrcb->hcam.u.error.u.type_03_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1786) errors_logged = be32_to_cpu(error->errors_logged);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1787)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1788) ipr_err("Device Errors Detected/Logged: %d/%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1789) be32_to_cpu(error->errors_detected), errors_logged);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1790)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1791) dev_entry = error->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1792)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1793) for (i = 0; i < errors_logged; i++, dev_entry++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1794) ipr_err_separator;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1795)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1796) ipr_phys_res_err(ioa_cfg, dev_entry->dev_res_addr, "Device %d", i + 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1797) ipr_log_vpd(&dev_entry->vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1798)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1799) ipr_err("-----New Device Information-----\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1800) ipr_log_vpd(&dev_entry->new_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1801)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1802) ipr_err("Cache Directory Card Information:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1803) ipr_log_vpd(&dev_entry->ioa_last_with_dev_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1804)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1805) ipr_err("Adapter Card Information:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1806) ipr_log_vpd(&dev_entry->cfc_last_with_dev_vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1807)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1808) ipr_err("Additional IOA Data: %08X %08X %08X %08X %08X\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1809) be32_to_cpu(dev_entry->ioa_data[0]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1810) be32_to_cpu(dev_entry->ioa_data[1]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1811) be32_to_cpu(dev_entry->ioa_data[2]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1812) be32_to_cpu(dev_entry->ioa_data[3]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1813) be32_to_cpu(dev_entry->ioa_data[4]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1814) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1815) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1816)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1817) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1818) * ipr_log_enhanced_array_error - Log an array configuration error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1819) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1820) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1821) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1822) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1823) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1824) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1825) static void ipr_log_enhanced_array_error(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1826) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1827) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1828) int i, num_entries;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1829) struct ipr_hostrcb_type_14_error *error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1830) struct ipr_hostrcb_array_data_entry_enhanced *array_entry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1831) const u8 zero_sn[IPR_SERIAL_NUM_LEN] = { [0 ... IPR_SERIAL_NUM_LEN-1] = '0' };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1832)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1833) error = &hostrcb->hcam.u.error.u.type_14_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1834)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1835) ipr_err_separator;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1836)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1837) ipr_err("RAID %s Array Configuration: %d:%d:%d:%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1838) error->protection_level,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1839) ioa_cfg->host->host_no,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1840) error->last_func_vset_res_addr.bus,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1841) error->last_func_vset_res_addr.target,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1842) error->last_func_vset_res_addr.lun);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1843)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1844) ipr_err_separator;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1845)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1846) array_entry = error->array_member;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1847) num_entries = min_t(u32, be32_to_cpu(error->num_entries),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1848) ARRAY_SIZE(error->array_member));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1849)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1850) for (i = 0; i < num_entries; i++, array_entry++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1851) if (!memcmp(array_entry->vpd.vpd.sn, zero_sn, IPR_SERIAL_NUM_LEN))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1852) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1853)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1854) if (be32_to_cpu(error->exposed_mode_adn) == i)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1855) ipr_err("Exposed Array Member %d:\n", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1856) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1857) ipr_err("Array Member %d:\n", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1858)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1859) ipr_log_ext_vpd(&array_entry->vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1860) ipr_phys_res_err(ioa_cfg, array_entry->dev_res_addr, "Current Location");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1861) ipr_phys_res_err(ioa_cfg, array_entry->expected_dev_res_addr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1862) "Expected Location");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1863)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1864) ipr_err_separator;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1865) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1866) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1867)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1868) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1869) * ipr_log_array_error - Log an array configuration error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1870) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1871) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1872) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1873) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1874) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1875) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1876) static void ipr_log_array_error(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1877) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1878) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1879) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1880) struct ipr_hostrcb_type_04_error *error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1881) struct ipr_hostrcb_array_data_entry *array_entry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1882) const u8 zero_sn[IPR_SERIAL_NUM_LEN] = { [0 ... IPR_SERIAL_NUM_LEN-1] = '0' };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1883)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1884) error = &hostrcb->hcam.u.error.u.type_04_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1885)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1886) ipr_err_separator;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1887)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1888) ipr_err("RAID %s Array Configuration: %d:%d:%d:%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1889) error->protection_level,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1890) ioa_cfg->host->host_no,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1891) error->last_func_vset_res_addr.bus,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1892) error->last_func_vset_res_addr.target,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1893) error->last_func_vset_res_addr.lun);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1894)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1895) ipr_err_separator;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1896)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1897) array_entry = error->array_member;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1898)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1899) for (i = 0; i < 18; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1900) if (!memcmp(array_entry->vpd.sn, zero_sn, IPR_SERIAL_NUM_LEN))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1901) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1902)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1903) if (be32_to_cpu(error->exposed_mode_adn) == i)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1904) ipr_err("Exposed Array Member %d:\n", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1905) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1906) ipr_err("Array Member %d:\n", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1907)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1908) ipr_log_vpd(&array_entry->vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1909)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1910) ipr_phys_res_err(ioa_cfg, array_entry->dev_res_addr, "Current Location");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1911) ipr_phys_res_err(ioa_cfg, array_entry->expected_dev_res_addr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1912) "Expected Location");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1913)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1914) ipr_err_separator;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1915)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1916) if (i == 9)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1917) array_entry = error->array_member2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1918) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1919) array_entry++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1920) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1921) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1922)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1923) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1924) * ipr_log_hex_data - Log additional hex IOA error data.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1925) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1926) * @data: IOA error data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1927) * @len: data length
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1928) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1929) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1930) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1931) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1932) static void ipr_log_hex_data(struct ipr_ioa_cfg *ioa_cfg, __be32 *data, int len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1933) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1934) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1935)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1936) if (len == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1937) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1938)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1939) if (ioa_cfg->log_level <= IPR_DEFAULT_LOG_LEVEL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1940) len = min_t(int, len, IPR_DEFAULT_MAX_ERROR_DUMP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1941)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1942) for (i = 0; i < len / 4; i += 4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1943) ipr_err("%08X: %08X %08X %08X %08X\n", i*4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1944) be32_to_cpu(data[i]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1945) be32_to_cpu(data[i+1]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1946) be32_to_cpu(data[i+2]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1947) be32_to_cpu(data[i+3]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1948) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1949) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1950)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1951) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1952) * ipr_log_enhanced_dual_ioa_error - Log an enhanced dual adapter error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1953) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1954) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1955) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1956) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1957) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1958) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1959) static void ipr_log_enhanced_dual_ioa_error(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1960) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1961) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1962) struct ipr_hostrcb_type_17_error *error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1963)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1964) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1965) error = &hostrcb->hcam.u.error64.u.type_17_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1966) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1967) error = &hostrcb->hcam.u.error.u.type_17_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1968)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1969) error->failure_reason[sizeof(error->failure_reason) - 1] = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1970) strim(error->failure_reason);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1971)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1972) ipr_hcam_err(hostrcb, "%s [PRC: %08X]\n", error->failure_reason,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1973) be32_to_cpu(hostrcb->hcam.u.error.prc));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1974) ipr_log_ext_vpd_compact("Remote IOA", hostrcb, &error->vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1975) ipr_log_hex_data(ioa_cfg, error->data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1976) be32_to_cpu(hostrcb->hcam.length) -
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1977) (offsetof(struct ipr_hostrcb_error, u) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1978) offsetof(struct ipr_hostrcb_type_17_error, data)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1979) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1980)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1981) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1982) * ipr_log_dual_ioa_error - Log a dual adapter error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1983) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1984) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1985) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1986) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1987) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1988) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1989) static void ipr_log_dual_ioa_error(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1990) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1991) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1992) struct ipr_hostrcb_type_07_error *error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1993)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1994) error = &hostrcb->hcam.u.error.u.type_07_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1995) error->failure_reason[sizeof(error->failure_reason) - 1] = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1996) strim(error->failure_reason);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1997)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1998) ipr_hcam_err(hostrcb, "%s [PRC: %08X]\n", error->failure_reason,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1999) be32_to_cpu(hostrcb->hcam.u.error.prc));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2000) ipr_log_vpd_compact("Remote IOA", hostrcb, &error->vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2001) ipr_log_hex_data(ioa_cfg, error->data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2002) be32_to_cpu(hostrcb->hcam.length) -
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2003) (offsetof(struct ipr_hostrcb_error, u) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2004) offsetof(struct ipr_hostrcb_type_07_error, data)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2005) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2006)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2007) static const struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2008) u8 active;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2009) char *desc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2010) } path_active_desc[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2011) { IPR_PATH_NO_INFO, "Path" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2012) { IPR_PATH_ACTIVE, "Active path" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2013) { IPR_PATH_NOT_ACTIVE, "Inactive path" }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2014) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2015)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2016) static const struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2017) u8 state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2018) char *desc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2019) } path_state_desc[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2020) { IPR_PATH_STATE_NO_INFO, "has no path state information available" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2021) { IPR_PATH_HEALTHY, "is healthy" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2022) { IPR_PATH_DEGRADED, "is degraded" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2023) { IPR_PATH_FAILED, "is failed" }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2024) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2025)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2026) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2027) * ipr_log_fabric_path - Log a fabric path error
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2028) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2029) * @fabric: fabric descriptor
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2030) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2031) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2032) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2033) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2034) static void ipr_log_fabric_path(struct ipr_hostrcb *hostrcb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2035) struct ipr_hostrcb_fabric_desc *fabric)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2036) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2037) int i, j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2038) u8 path_state = fabric->path_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2039) u8 active = path_state & IPR_PATH_ACTIVE_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2040) u8 state = path_state & IPR_PATH_STATE_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2041)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2042) for (i = 0; i < ARRAY_SIZE(path_active_desc); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2043) if (path_active_desc[i].active != active)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2044) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2045)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2046) for (j = 0; j < ARRAY_SIZE(path_state_desc); j++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2047) if (path_state_desc[j].state != state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2048) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2049)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2050) if (fabric->cascaded_expander == 0xff && fabric->phy == 0xff) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2051) ipr_hcam_err(hostrcb, "%s %s: IOA Port=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2052) path_active_desc[i].desc, path_state_desc[j].desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2053) fabric->ioa_port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2054) } else if (fabric->cascaded_expander == 0xff) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2055) ipr_hcam_err(hostrcb, "%s %s: IOA Port=%d, Phy=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2056) path_active_desc[i].desc, path_state_desc[j].desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2057) fabric->ioa_port, fabric->phy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2058) } else if (fabric->phy == 0xff) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2059) ipr_hcam_err(hostrcb, "%s %s: IOA Port=%d, Cascade=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2060) path_active_desc[i].desc, path_state_desc[j].desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2061) fabric->ioa_port, fabric->cascaded_expander);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2062) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2063) ipr_hcam_err(hostrcb, "%s %s: IOA Port=%d, Cascade=%d, Phy=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2064) path_active_desc[i].desc, path_state_desc[j].desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2065) fabric->ioa_port, fabric->cascaded_expander, fabric->phy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2066) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2067) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2068) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2069) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2070)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2071) ipr_err("Path state=%02X IOA Port=%d Cascade=%d Phy=%d\n", path_state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2072) fabric->ioa_port, fabric->cascaded_expander, fabric->phy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2073) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2074)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2075) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2076) * ipr_log64_fabric_path - Log a fabric path error
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2077) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2078) * @fabric: fabric descriptor
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2079) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2080) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2081) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2082) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2083) static void ipr_log64_fabric_path(struct ipr_hostrcb *hostrcb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2084) struct ipr_hostrcb64_fabric_desc *fabric)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2085) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2086) int i, j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2087) u8 path_state = fabric->path_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2088) u8 active = path_state & IPR_PATH_ACTIVE_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2089) u8 state = path_state & IPR_PATH_STATE_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2090) char buffer[IPR_MAX_RES_PATH_LENGTH];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2091)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2092) for (i = 0; i < ARRAY_SIZE(path_active_desc); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2093) if (path_active_desc[i].active != active)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2094) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2095)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2096) for (j = 0; j < ARRAY_SIZE(path_state_desc); j++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2097) if (path_state_desc[j].state != state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2098) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2099)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2100) ipr_hcam_err(hostrcb, "%s %s: Resource Path=%s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2101) path_active_desc[i].desc, path_state_desc[j].desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2102) ipr_format_res_path(hostrcb->ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2103) fabric->res_path,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2104) buffer, sizeof(buffer)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2105) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2106) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2107) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2109) ipr_err("Path state=%02X Resource Path=%s\n", path_state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2110) ipr_format_res_path(hostrcb->ioa_cfg, fabric->res_path,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2111) buffer, sizeof(buffer)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2112) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2114) static const struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2115) u8 type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2116) char *desc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2117) } path_type_desc[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2118) { IPR_PATH_CFG_IOA_PORT, "IOA port" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2119) { IPR_PATH_CFG_EXP_PORT, "Expander port" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2120) { IPR_PATH_CFG_DEVICE_PORT, "Device port" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2121) { IPR_PATH_CFG_DEVICE_LUN, "Device LUN" }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2122) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2123)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2124) static const struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2125) u8 status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2126) char *desc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2127) } path_status_desc[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2128) { IPR_PATH_CFG_NO_PROB, "Functional" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2129) { IPR_PATH_CFG_DEGRADED, "Degraded" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2130) { IPR_PATH_CFG_FAILED, "Failed" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2131) { IPR_PATH_CFG_SUSPECT, "Suspect" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2132) { IPR_PATH_NOT_DETECTED, "Missing" },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2133) { IPR_PATH_INCORRECT_CONN, "Incorrectly connected" }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2134) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2135)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2136) static const char *link_rate[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2137) "unknown",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2138) "disabled",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2139) "phy reset problem",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2140) "spinup hold",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2141) "port selector",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2142) "unknown",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2143) "unknown",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2144) "unknown",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2145) "1.5Gbps",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2146) "3.0Gbps",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2147) "unknown",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2148) "unknown",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2149) "unknown",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2150) "unknown",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2151) "unknown",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2152) "unknown"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2153) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2154)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2155) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2156) * ipr_log_path_elem - Log a fabric path element.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2157) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2158) * @cfg: fabric path element struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2159) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2160) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2161) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2162) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2163) static void ipr_log_path_elem(struct ipr_hostrcb *hostrcb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2164) struct ipr_hostrcb_config_element *cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2165) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2166) int i, j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2167) u8 type = cfg->type_status & IPR_PATH_CFG_TYPE_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2168) u8 status = cfg->type_status & IPR_PATH_CFG_STATUS_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2170) if (type == IPR_PATH_CFG_NOT_EXIST)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2171) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2172)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2173) for (i = 0; i < ARRAY_SIZE(path_type_desc); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2174) if (path_type_desc[i].type != type)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2175) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2176)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2177) for (j = 0; j < ARRAY_SIZE(path_status_desc); j++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2178) if (path_status_desc[j].status != status)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2179) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2180)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2181) if (type == IPR_PATH_CFG_IOA_PORT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2182) ipr_hcam_err(hostrcb, "%s %s: Phy=%d, Link rate=%s, WWN=%08X%08X\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2183) path_status_desc[j].desc, path_type_desc[i].desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2184) cfg->phy, link_rate[cfg->link_rate & IPR_PHY_LINK_RATE_MASK],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2185) be32_to_cpu(cfg->wwid[0]), be32_to_cpu(cfg->wwid[1]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2186) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2187) if (cfg->cascaded_expander == 0xff && cfg->phy == 0xff) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2188) ipr_hcam_err(hostrcb, "%s %s: Link rate=%s, WWN=%08X%08X\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2189) path_status_desc[j].desc, path_type_desc[i].desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2190) link_rate[cfg->link_rate & IPR_PHY_LINK_RATE_MASK],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2191) be32_to_cpu(cfg->wwid[0]), be32_to_cpu(cfg->wwid[1]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2192) } else if (cfg->cascaded_expander == 0xff) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2193) ipr_hcam_err(hostrcb, "%s %s: Phy=%d, Link rate=%s, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2194) "WWN=%08X%08X\n", path_status_desc[j].desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2195) path_type_desc[i].desc, cfg->phy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2196) link_rate[cfg->link_rate & IPR_PHY_LINK_RATE_MASK],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2197) be32_to_cpu(cfg->wwid[0]), be32_to_cpu(cfg->wwid[1]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2198) } else if (cfg->phy == 0xff) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2199) ipr_hcam_err(hostrcb, "%s %s: Cascade=%d, Link rate=%s, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2200) "WWN=%08X%08X\n", path_status_desc[j].desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2201) path_type_desc[i].desc, cfg->cascaded_expander,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2202) link_rate[cfg->link_rate & IPR_PHY_LINK_RATE_MASK],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2203) be32_to_cpu(cfg->wwid[0]), be32_to_cpu(cfg->wwid[1]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2204) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2205) ipr_hcam_err(hostrcb, "%s %s: Cascade=%d, Phy=%d, Link rate=%s "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2206) "WWN=%08X%08X\n", path_status_desc[j].desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2207) path_type_desc[i].desc, cfg->cascaded_expander, cfg->phy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2208) link_rate[cfg->link_rate & IPR_PHY_LINK_RATE_MASK],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2209) be32_to_cpu(cfg->wwid[0]), be32_to_cpu(cfg->wwid[1]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2210) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2211) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2212) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2213) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2214) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2215)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2216) ipr_hcam_err(hostrcb, "Path element=%02X: Cascade=%d Phy=%d Link rate=%s "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2217) "WWN=%08X%08X\n", cfg->type_status, cfg->cascaded_expander, cfg->phy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2218) link_rate[cfg->link_rate & IPR_PHY_LINK_RATE_MASK],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2219) be32_to_cpu(cfg->wwid[0]), be32_to_cpu(cfg->wwid[1]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2220) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2221)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2222) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2223) * ipr_log64_path_elem - Log a fabric path element.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2224) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2225) * @cfg: fabric path element struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2226) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2227) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2228) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2229) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2230) static void ipr_log64_path_elem(struct ipr_hostrcb *hostrcb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2231) struct ipr_hostrcb64_config_element *cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2232) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2233) int i, j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2234) u8 desc_id = cfg->descriptor_id & IPR_DESCRIPTOR_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2235) u8 type = cfg->type_status & IPR_PATH_CFG_TYPE_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2236) u8 status = cfg->type_status & IPR_PATH_CFG_STATUS_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2237) char buffer[IPR_MAX_RES_PATH_LENGTH];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2239) if (type == IPR_PATH_CFG_NOT_EXIST || desc_id != IPR_DESCRIPTOR_SIS64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2240) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2241)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2242) for (i = 0; i < ARRAY_SIZE(path_type_desc); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2243) if (path_type_desc[i].type != type)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2244) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2245)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2246) for (j = 0; j < ARRAY_SIZE(path_status_desc); j++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2247) if (path_status_desc[j].status != status)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2248) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2249)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2250) ipr_hcam_err(hostrcb, "%s %s: Resource Path=%s, Link rate=%s, WWN=%08X%08X\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2251) path_status_desc[j].desc, path_type_desc[i].desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2252) ipr_format_res_path(hostrcb->ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2253) cfg->res_path, buffer, sizeof(buffer)),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2254) link_rate[cfg->link_rate & IPR_PHY_LINK_RATE_MASK],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2255) be32_to_cpu(cfg->wwid[0]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2256) be32_to_cpu(cfg->wwid[1]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2257) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2258) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2259) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2260) ipr_hcam_err(hostrcb, "Path element=%02X: Resource Path=%s, Link rate=%s "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2261) "WWN=%08X%08X\n", cfg->type_status,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2262) ipr_format_res_path(hostrcb->ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2263) cfg->res_path, buffer, sizeof(buffer)),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2264) link_rate[cfg->link_rate & IPR_PHY_LINK_RATE_MASK],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2265) be32_to_cpu(cfg->wwid[0]), be32_to_cpu(cfg->wwid[1]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2266) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2267)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2268) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2269) * ipr_log_fabric_error - Log a fabric error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2270) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2271) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2272) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2273) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2274) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2275) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2276) static void ipr_log_fabric_error(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2277) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2278) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2279) struct ipr_hostrcb_type_20_error *error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2280) struct ipr_hostrcb_fabric_desc *fabric;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2281) struct ipr_hostrcb_config_element *cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2282) int i, add_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2283)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2284) error = &hostrcb->hcam.u.error.u.type_20_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2285) error->failure_reason[sizeof(error->failure_reason) - 1] = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2286) ipr_hcam_err(hostrcb, "%s\n", error->failure_reason);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2287)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2288) add_len = be32_to_cpu(hostrcb->hcam.length) -
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2289) (offsetof(struct ipr_hostrcb_error, u) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2290) offsetof(struct ipr_hostrcb_type_20_error, desc));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2291)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2292) for (i = 0, fabric = error->desc; i < error->num_entries; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2293) ipr_log_fabric_path(hostrcb, fabric);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2294) for_each_fabric_cfg(fabric, cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2295) ipr_log_path_elem(hostrcb, cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2296)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2297) add_len -= be16_to_cpu(fabric->length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2298) fabric = (struct ipr_hostrcb_fabric_desc *)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2299) ((unsigned long)fabric + be16_to_cpu(fabric->length));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2300) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2301)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2302) ipr_log_hex_data(ioa_cfg, (__be32 *)fabric, add_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2303) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2304)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2305) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2306) * ipr_log_sis64_array_error - Log a sis64 array error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2307) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2308) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2309) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2310) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2311) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2312) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2313) static void ipr_log_sis64_array_error(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2314) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2315) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2316) int i, num_entries;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2317) struct ipr_hostrcb_type_24_error *error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2318) struct ipr_hostrcb64_array_data_entry *array_entry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2319) char buffer[IPR_MAX_RES_PATH_LENGTH];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2320) const u8 zero_sn[IPR_SERIAL_NUM_LEN] = { [0 ... IPR_SERIAL_NUM_LEN-1] = '0' };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2321)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2322) error = &hostrcb->hcam.u.error64.u.type_24_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2323)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2324) ipr_err_separator;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2325)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2326) ipr_err("RAID %s Array Configuration: %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2327) error->protection_level,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2328) ipr_format_res_path(ioa_cfg, error->last_res_path,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2329) buffer, sizeof(buffer)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2330)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2331) ipr_err_separator;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2332)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2333) array_entry = error->array_member;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2334) num_entries = min_t(u32, error->num_entries,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2335) ARRAY_SIZE(error->array_member));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2336)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2337) for (i = 0; i < num_entries; i++, array_entry++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2338)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2339) if (!memcmp(array_entry->vpd.vpd.sn, zero_sn, IPR_SERIAL_NUM_LEN))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2340) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2341)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2342) if (error->exposed_mode_adn == i)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2343) ipr_err("Exposed Array Member %d:\n", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2344) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2345) ipr_err("Array Member %d:\n", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2346)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2347) ipr_err("Array Member %d:\n", i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2348) ipr_log_ext_vpd(&array_entry->vpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2349) ipr_err("Current Location: %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2350) ipr_format_res_path(ioa_cfg, array_entry->res_path,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2351) buffer, sizeof(buffer)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2352) ipr_err("Expected Location: %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2353) ipr_format_res_path(ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2354) array_entry->expected_res_path,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2355) buffer, sizeof(buffer)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2356)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2357) ipr_err_separator;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2358) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2359) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2360)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2361) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2362) * ipr_log_sis64_fabric_error - Log a sis64 fabric error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2363) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2364) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2365) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2366) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2367) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2368) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2369) static void ipr_log_sis64_fabric_error(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2370) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2371) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2372) struct ipr_hostrcb_type_30_error *error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2373) struct ipr_hostrcb64_fabric_desc *fabric;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2374) struct ipr_hostrcb64_config_element *cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2375) int i, add_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2376)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2377) error = &hostrcb->hcam.u.error64.u.type_30_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2378)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2379) error->failure_reason[sizeof(error->failure_reason) - 1] = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2380) ipr_hcam_err(hostrcb, "%s\n", error->failure_reason);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2381)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2382) add_len = be32_to_cpu(hostrcb->hcam.length) -
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2383) (offsetof(struct ipr_hostrcb64_error, u) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2384) offsetof(struct ipr_hostrcb_type_30_error, desc));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2385)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2386) for (i = 0, fabric = error->desc; i < error->num_entries; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2387) ipr_log64_fabric_path(hostrcb, fabric);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2388) for_each_fabric_cfg(fabric, cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2389) ipr_log64_path_elem(hostrcb, cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2390)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2391) add_len -= be16_to_cpu(fabric->length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2392) fabric = (struct ipr_hostrcb64_fabric_desc *)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2393) ((unsigned long)fabric + be16_to_cpu(fabric->length));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2394) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2395)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2396) ipr_log_hex_data(ioa_cfg, (__be32 *)fabric, add_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2397) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2398)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2399) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2400) * ipr_log_sis64_service_required_error - Log a sis64 service required error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2401) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2402) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2403) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2404) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2405) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2406) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2407) static void ipr_log_sis64_service_required_error(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2408) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2409) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2410) struct ipr_hostrcb_type_41_error *error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2411)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2412) error = &hostrcb->hcam.u.error64.u.type_41_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2413)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2414) error->failure_reason[sizeof(error->failure_reason) - 1] = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2415) ipr_err("Primary Failure Reason: %s\n", error->failure_reason);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2416) ipr_log_hex_data(ioa_cfg, error->data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2417) be32_to_cpu(hostrcb->hcam.length) -
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2418) (offsetof(struct ipr_hostrcb_error, u) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2419) offsetof(struct ipr_hostrcb_type_41_error, data)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2420) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2421) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2422) * ipr_log_generic_error - Log an adapter error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2423) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2424) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2425) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2426) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2427) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2428) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2429) static void ipr_log_generic_error(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2430) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2431) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2432) ipr_log_hex_data(ioa_cfg, hostrcb->hcam.u.raw.data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2433) be32_to_cpu(hostrcb->hcam.length));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2434) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2435)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2436) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2437) * ipr_log_sis64_device_error - Log a cache error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2438) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2439) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2440) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2441) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2442) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2443) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2444) static void ipr_log_sis64_device_error(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2445) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2446) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2447) struct ipr_hostrcb_type_21_error *error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2448) char buffer[IPR_MAX_RES_PATH_LENGTH];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2449)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2450) error = &hostrcb->hcam.u.error64.u.type_21_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2451)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2452) ipr_err("-----Failing Device Information-----\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2453) ipr_err("World Wide Unique ID: %08X%08X%08X%08X\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2454) be32_to_cpu(error->wwn[0]), be32_to_cpu(error->wwn[1]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2455) be32_to_cpu(error->wwn[2]), be32_to_cpu(error->wwn[3]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2456) ipr_err("Device Resource Path: %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2457) __ipr_format_res_path(error->res_path,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2458) buffer, sizeof(buffer)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2459) error->primary_problem_desc[sizeof(error->primary_problem_desc) - 1] = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2460) error->second_problem_desc[sizeof(error->second_problem_desc) - 1] = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2461) ipr_err("Primary Problem Description: %s\n", error->primary_problem_desc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2462) ipr_err("Secondary Problem Description: %s\n", error->second_problem_desc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2463) ipr_err("SCSI Sense Data:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2464) ipr_log_hex_data(ioa_cfg, error->sense_data, sizeof(error->sense_data));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2465) ipr_err("SCSI Command Descriptor Block: \n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2466) ipr_log_hex_data(ioa_cfg, error->cdb, sizeof(error->cdb));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2467)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2468) ipr_err("Additional IOA Data:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2469) ipr_log_hex_data(ioa_cfg, error->ioa_data, be32_to_cpu(error->length_of_error));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2470) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2471)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2472) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2473) * ipr_get_error - Find the specfied IOASC in the ipr_error_table.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2474) * @ioasc: IOASC
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2475) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2476) * This function will return the index of into the ipr_error_table
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2477) * for the specified IOASC. If the IOASC is not in the table,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2478) * 0 will be returned, which points to the entry used for unknown errors.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2479) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2480) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2481) * index into the ipr_error_table
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2482) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2483) static u32 ipr_get_error(u32 ioasc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2484) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2485) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2486)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2487) for (i = 0; i < ARRAY_SIZE(ipr_error_table); i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2488) if (ipr_error_table[i].ioasc == (ioasc & IPR_IOASC_IOASC_MASK))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2489) return i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2490)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2491) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2492) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2493)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2494) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2495) * ipr_handle_log_data - Log an adapter error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2496) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2497) * @hostrcb: hostrcb struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2498) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2499) * This function logs an adapter error to the system.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2500) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2501) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2502) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2503) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2504) static void ipr_handle_log_data(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2505) struct ipr_hostrcb *hostrcb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2506) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2507) u32 ioasc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2508) int error_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2509) struct ipr_hostrcb_type_21_error *error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2510)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2511) if (hostrcb->hcam.notify_type != IPR_HOST_RCB_NOTIF_TYPE_ERROR_LOG_ENTRY)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2512) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2513)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2514) if (hostrcb->hcam.notifications_lost == IPR_HOST_RCB_NOTIFICATIONS_LOST)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2515) dev_err(&ioa_cfg->pdev->dev, "Error notifications lost\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2516)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2517) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2518) ioasc = be32_to_cpu(hostrcb->hcam.u.error64.fd_ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2519) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2520) ioasc = be32_to_cpu(hostrcb->hcam.u.error.fd_ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2521)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2522) if (!ioa_cfg->sis64 && (ioasc == IPR_IOASC_BUS_WAS_RESET ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2523) ioasc == IPR_IOASC_BUS_WAS_RESET_BY_OTHER)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2524) /* Tell the midlayer we had a bus reset so it will handle the UA properly */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2525) scsi_report_bus_reset(ioa_cfg->host,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2526) hostrcb->hcam.u.error.fd_res_addr.bus);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2527) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2528)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2529) error_index = ipr_get_error(ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2530)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2531) if (!ipr_error_table[error_index].log_hcam)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2532) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2533)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2534) if (ioasc == IPR_IOASC_HW_CMD_FAILED &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2535) hostrcb->hcam.overlay_id == IPR_HOST_RCB_OVERLAY_ID_21) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2536) error = &hostrcb->hcam.u.error64.u.type_21_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2537)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2538) if (((be32_to_cpu(error->sense_data[0]) & 0x0000ff00) >> 8) == ILLEGAL_REQUEST &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2539) ioa_cfg->log_level <= IPR_DEFAULT_LOG_LEVEL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2540) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2541) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2542)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2543) ipr_hcam_err(hostrcb, "%s\n", ipr_error_table[error_index].error);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2544)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2545) /* Set indication we have logged an error */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2546) ioa_cfg->errors_logged++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2547)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2548) if (ioa_cfg->log_level < ipr_error_table[error_index].log_hcam)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2549) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2550) if (be32_to_cpu(hostrcb->hcam.length) > sizeof(hostrcb->hcam.u.raw))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2551) hostrcb->hcam.length = cpu_to_be32(sizeof(hostrcb->hcam.u.raw));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2552)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2553) switch (hostrcb->hcam.overlay_id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2554) case IPR_HOST_RCB_OVERLAY_ID_2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2555) ipr_log_cache_error(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2556) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2557) case IPR_HOST_RCB_OVERLAY_ID_3:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2558) ipr_log_config_error(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2559) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2560) case IPR_HOST_RCB_OVERLAY_ID_4:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2561) case IPR_HOST_RCB_OVERLAY_ID_6:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2562) ipr_log_array_error(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2563) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2564) case IPR_HOST_RCB_OVERLAY_ID_7:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2565) ipr_log_dual_ioa_error(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2566) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2567) case IPR_HOST_RCB_OVERLAY_ID_12:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2568) ipr_log_enhanced_cache_error(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2569) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2570) case IPR_HOST_RCB_OVERLAY_ID_13:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2571) ipr_log_enhanced_config_error(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2572) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2573) case IPR_HOST_RCB_OVERLAY_ID_14:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2574) case IPR_HOST_RCB_OVERLAY_ID_16:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2575) ipr_log_enhanced_array_error(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2576) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2577) case IPR_HOST_RCB_OVERLAY_ID_17:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2578) ipr_log_enhanced_dual_ioa_error(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2579) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2580) case IPR_HOST_RCB_OVERLAY_ID_20:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2581) ipr_log_fabric_error(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2582) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2583) case IPR_HOST_RCB_OVERLAY_ID_21:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2584) ipr_log_sis64_device_error(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2585) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2586) case IPR_HOST_RCB_OVERLAY_ID_23:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2587) ipr_log_sis64_config_error(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2588) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2589) case IPR_HOST_RCB_OVERLAY_ID_24:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2590) case IPR_HOST_RCB_OVERLAY_ID_26:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2591) ipr_log_sis64_array_error(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2592) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2593) case IPR_HOST_RCB_OVERLAY_ID_30:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2594) ipr_log_sis64_fabric_error(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2595) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2596) case IPR_HOST_RCB_OVERLAY_ID_41:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2597) ipr_log_sis64_service_required_error(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2598) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2599) case IPR_HOST_RCB_OVERLAY_ID_1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2600) case IPR_HOST_RCB_OVERLAY_ID_DEFAULT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2601) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2602) ipr_log_generic_error(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2603) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2604) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2605) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2606)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2607) static struct ipr_hostrcb *ipr_get_free_hostrcb(struct ipr_ioa_cfg *ioa)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2608) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2609) struct ipr_hostrcb *hostrcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2610)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2611) hostrcb = list_first_entry_or_null(&ioa->hostrcb_free_q,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2612) struct ipr_hostrcb, queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2613)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2614) if (unlikely(!hostrcb)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2615) dev_info(&ioa->pdev->dev, "Reclaiming async error buffers.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2616) hostrcb = list_first_entry_or_null(&ioa->hostrcb_report_q,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2617) struct ipr_hostrcb, queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2618) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2619)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2620) list_del_init(&hostrcb->queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2621) return hostrcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2622) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2623)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2624) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2625) * ipr_process_error - Op done function for an adapter error log.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2626) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2627) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2628) * This function is the op done function for an error log host
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2629) * controlled async from the adapter. It will log the error and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2630) * send the HCAM back to the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2631) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2632) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2633) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2634) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2635) static void ipr_process_error(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2636) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2637) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2638) struct ipr_hostrcb *hostrcb = ipr_cmd->u.hostrcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2639) u32 ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2640) u32 fd_ioasc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2641)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2642) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2643) fd_ioasc = be32_to_cpu(hostrcb->hcam.u.error64.fd_ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2644) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2645) fd_ioasc = be32_to_cpu(hostrcb->hcam.u.error.fd_ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2646)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2647) list_del_init(&hostrcb->queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2648) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2649)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2650) if (!ioasc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2651) ipr_handle_log_data(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2652) if (fd_ioasc == IPR_IOASC_NR_IOA_RESET_REQUIRED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2653) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_ABBREV);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2654) } else if (ioasc != IPR_IOASC_IOA_WAS_RESET &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2655) ioasc != IPR_IOASC_ABORTED_CMD_TERM_BY_HOST) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2656) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2657) "Host RCB failed with IOASC: 0x%08X\n", ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2658) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2659)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2660) list_add_tail(&hostrcb->queue, &ioa_cfg->hostrcb_report_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2661) schedule_work(&ioa_cfg->work_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2662) hostrcb = ipr_get_free_hostrcb(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2663)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2664) ipr_send_hcam(ioa_cfg, IPR_HCAM_CDB_OP_CODE_LOG_DATA, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2665) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2666)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2667) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2668) * ipr_timeout - An internally generated op has timed out.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2669) * @t: Timer context used to fetch ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2670) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2671) * This function blocks host requests and initiates an
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2672) * adapter reset.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2673) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2674) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2675) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2676) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2677) static void ipr_timeout(struct timer_list *t)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2678) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2679) struct ipr_cmnd *ipr_cmd = from_timer(ipr_cmd, t, timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2680) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2681) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2682)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2683) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2684) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2685)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2686) ioa_cfg->errors_logged++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2687) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2688) "Adapter being reset due to command timeout.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2689)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2690) if (WAIT_FOR_DUMP == ioa_cfg->sdt_state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2691) ioa_cfg->sdt_state = GET_DUMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2692)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2693) if (!ioa_cfg->in_reset_reload || ioa_cfg->reset_cmd == ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2694) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2695)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2696) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2697) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2698) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2699)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2700) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2701) * ipr_oper_timeout - Adapter timed out transitioning to operational
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2702) * @t: Timer context used to fetch ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2703) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2704) * This function blocks host requests and initiates an
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2705) * adapter reset.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2706) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2707) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2708) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2709) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2710) static void ipr_oper_timeout(struct timer_list *t)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2711) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2712) struct ipr_cmnd *ipr_cmd = from_timer(ipr_cmd, t, timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2713) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2714) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2715)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2716) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2717) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2718)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2719) ioa_cfg->errors_logged++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2720) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2721) "Adapter timed out transitioning to operational.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2722)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2723) if (WAIT_FOR_DUMP == ioa_cfg->sdt_state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2724) ioa_cfg->sdt_state = GET_DUMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2725)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2726) if (!ioa_cfg->in_reset_reload || ioa_cfg->reset_cmd == ipr_cmd) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2727) if (ipr_fastfail)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2728) ioa_cfg->reset_retries += IPR_NUM_RESET_RELOAD_RETRIES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2729) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2730) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2731)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2732) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2733) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2734) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2735)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2736) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2737) * ipr_find_ses_entry - Find matching SES in SES table
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2738) * @res: resource entry struct of SES
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2739) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2740) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2741) * pointer to SES table entry / NULL on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2742) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2743) static const struct ipr_ses_table_entry *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2744) ipr_find_ses_entry(struct ipr_resource_entry *res)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2745) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2746) int i, j, matches;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2747) struct ipr_std_inq_vpids *vpids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2748) const struct ipr_ses_table_entry *ste = ipr_ses_table;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2749)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2750) for (i = 0; i < ARRAY_SIZE(ipr_ses_table); i++, ste++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2751) for (j = 0, matches = 0; j < IPR_PROD_ID_LEN; j++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2752) if (ste->compare_product_id_byte[j] == 'X') {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2753) vpids = &res->std_inq_data.vpids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2754) if (vpids->product_id[j] == ste->product_id[j])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2755) matches++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2756) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2757) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2758) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2759) matches++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2760) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2761)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2762) if (matches == IPR_PROD_ID_LEN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2763) return ste;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2764) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2765)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2766) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2767) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2768)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2769) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2770) * ipr_get_max_scsi_speed - Determine max SCSI speed for a given bus
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2771) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2772) * @bus: SCSI bus
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2773) * @bus_width: bus width
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2774) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2775) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2776) * SCSI bus speed in units of 100KHz, 1600 is 160 MHz
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2777) * For a 2-byte wide SCSI bus, the maximum transfer speed is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2778) * twice the maximum transfer rate (e.g. for a wide enabled bus,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2779) * max 160MHz = max 320MB/sec).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2780) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2781) static u32 ipr_get_max_scsi_speed(struct ipr_ioa_cfg *ioa_cfg, u8 bus, u8 bus_width)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2782) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2783) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2784) const struct ipr_ses_table_entry *ste;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2785) u32 max_xfer_rate = IPR_MAX_SCSI_RATE(bus_width);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2786)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2787) /* Loop through each config table entry in the config table buffer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2788) list_for_each_entry(res, &ioa_cfg->used_res_q, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2789) if (!(IPR_IS_SES_DEVICE(res->std_inq_data)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2790) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2791)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2792) if (bus != res->bus)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2793) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2794)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2795) if (!(ste = ipr_find_ses_entry(res)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2796) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2797)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2798) max_xfer_rate = (ste->max_bus_speed_limit * 10) / (bus_width / 8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2799) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2800)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2801) return max_xfer_rate;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2802) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2803)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2804) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2805) * ipr_wait_iodbg_ack - Wait for an IODEBUG ACK from the IOA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2806) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2807) * @max_delay: max delay in micro-seconds to wait
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2808) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2809) * Waits for an IODEBUG ACK from the IOA, doing busy looping.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2810) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2811) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2812) * 0 on success / other on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2813) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2814) static int ipr_wait_iodbg_ack(struct ipr_ioa_cfg *ioa_cfg, int max_delay)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2815) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2816) volatile u32 pcii_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2817) int delay = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2818)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2819) /* Read interrupt reg until IOA signals IO Debug Acknowledge */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2820) while (delay < max_delay) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2821) pcii_reg = readl(ioa_cfg->regs.sense_interrupt_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2822)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2823) if (pcii_reg & IPR_PCII_IO_DEBUG_ACKNOWLEDGE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2824) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2825)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2826) /* udelay cannot be used if delay is more than a few milliseconds */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2827) if ((delay / 1000) > MAX_UDELAY_MS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2828) mdelay(delay / 1000);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2829) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2830) udelay(delay);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2831)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2832) delay += delay;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2833) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2834) return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2835) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2836)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2837) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2838) * ipr_get_sis64_dump_data_section - Dump IOA memory
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2839) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2840) * @start_addr: adapter address to dump
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2841) * @dest: destination kernel buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2842) * @length_in_words: length to dump in 4 byte words
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2843) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2844) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2845) * 0 on success
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2846) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2847) static int ipr_get_sis64_dump_data_section(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2848) u32 start_addr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2849) __be32 *dest, u32 length_in_words)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2850) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2851) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2852)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2853) for (i = 0; i < length_in_words; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2854) writel(start_addr+(i*4), ioa_cfg->regs.dump_addr_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2855) *dest = cpu_to_be32(readl(ioa_cfg->regs.dump_data_reg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2856) dest++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2857) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2858)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2859) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2860) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2861)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2862) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2863) * ipr_get_ldump_data_section - Dump IOA memory
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2864) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2865) * @start_addr: adapter address to dump
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2866) * @dest: destination kernel buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2867) * @length_in_words: length to dump in 4 byte words
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2868) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2869) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2870) * 0 on success / -EIO on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2871) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2872) static int ipr_get_ldump_data_section(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2873) u32 start_addr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2874) __be32 *dest, u32 length_in_words)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2875) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2876) volatile u32 temp_pcii_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2877) int i, delay = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2878)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2879) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2880) return ipr_get_sis64_dump_data_section(ioa_cfg, start_addr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2881) dest, length_in_words);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2882)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2883) /* Write IOA interrupt reg starting LDUMP state */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2884) writel((IPR_UPROCI_RESET_ALERT | IPR_UPROCI_IO_DEBUG_ALERT),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2885) ioa_cfg->regs.set_uproc_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2886)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2887) /* Wait for IO debug acknowledge */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2888) if (ipr_wait_iodbg_ack(ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2889) IPR_LDUMP_MAX_LONG_ACK_DELAY_IN_USEC)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2890) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2891) "IOA dump long data transfer timeout\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2892) return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2893) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2894)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2895) /* Signal LDUMP interlocked - clear IO debug ack */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2896) writel(IPR_PCII_IO_DEBUG_ACKNOWLEDGE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2897) ioa_cfg->regs.clr_interrupt_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2898)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2899) /* Write Mailbox with starting address */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2900) writel(start_addr, ioa_cfg->ioa_mailbox);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2901)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2902) /* Signal address valid - clear IOA Reset alert */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2903) writel(IPR_UPROCI_RESET_ALERT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2904) ioa_cfg->regs.clr_uproc_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2905)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2906) for (i = 0; i < length_in_words; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2907) /* Wait for IO debug acknowledge */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2908) if (ipr_wait_iodbg_ack(ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2909) IPR_LDUMP_MAX_SHORT_ACK_DELAY_IN_USEC)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2910) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2911) "IOA dump short data transfer timeout\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2912) return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2913) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2914)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2915) /* Read data from mailbox and increment destination pointer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2916) *dest = cpu_to_be32(readl(ioa_cfg->ioa_mailbox));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2917) dest++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2918)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2919) /* For all but the last word of data, signal data received */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2920) if (i < (length_in_words - 1)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2921) /* Signal dump data received - Clear IO debug Ack */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2922) writel(IPR_PCII_IO_DEBUG_ACKNOWLEDGE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2923) ioa_cfg->regs.clr_interrupt_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2924) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2925) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2926)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2927) /* Signal end of block transfer. Set reset alert then clear IO debug ack */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2928) writel(IPR_UPROCI_RESET_ALERT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2929) ioa_cfg->regs.set_uproc_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2930)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2931) writel(IPR_UPROCI_IO_DEBUG_ALERT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2932) ioa_cfg->regs.clr_uproc_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2933)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2934) /* Signal dump data received - Clear IO debug Ack */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2935) writel(IPR_PCII_IO_DEBUG_ACKNOWLEDGE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2936) ioa_cfg->regs.clr_interrupt_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2937)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2938) /* Wait for IOA to signal LDUMP exit - IOA reset alert will be cleared */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2939) while (delay < IPR_LDUMP_MAX_SHORT_ACK_DELAY_IN_USEC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2940) temp_pcii_reg =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2941) readl(ioa_cfg->regs.sense_uproc_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2942)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2943) if (!(temp_pcii_reg & IPR_UPROCI_RESET_ALERT))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2944) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2945)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2946) udelay(10);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2947) delay += 10;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2948) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2949)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2950) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2951) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2952)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2953) #ifdef CONFIG_SCSI_IPR_DUMP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2954) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2955) * ipr_sdt_copy - Copy Smart Dump Table to kernel buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2956) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2957) * @pci_address: adapter address
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2958) * @length: length of data to copy
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2959) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2960) * Copy data from PCI adapter to kernel buffer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2961) * Note: length MUST be a 4 byte multiple
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2962) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2963) * 0 on success / other on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2964) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2965) static int ipr_sdt_copy(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2966) unsigned long pci_address, u32 length)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2967) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2968) int bytes_copied = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2969) int cur_len, rc, rem_len, rem_page_len, max_dump_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2970) __be32 *page;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2971) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2972) struct ipr_ioa_dump *ioa_dump = &ioa_cfg->dump->ioa_dump;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2973)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2974) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2975) max_dump_size = IPR_FMT3_MAX_IOA_DUMP_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2976) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2977) max_dump_size = IPR_FMT2_MAX_IOA_DUMP_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2978)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2979) while (bytes_copied < length &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2980) (ioa_dump->hdr.len + bytes_copied) < max_dump_size) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2981) if (ioa_dump->page_offset >= PAGE_SIZE ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2982) ioa_dump->page_offset == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2983) page = (__be32 *)__get_free_page(GFP_ATOMIC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2984)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2985) if (!page) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2986) ipr_trace;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2987) return bytes_copied;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2988) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2989)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2990) ioa_dump->page_offset = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2991) ioa_dump->ioa_data[ioa_dump->next_page_index] = page;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2992) ioa_dump->next_page_index++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2993) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2994) page = ioa_dump->ioa_data[ioa_dump->next_page_index - 1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2995)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2996) rem_len = length - bytes_copied;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2997) rem_page_len = PAGE_SIZE - ioa_dump->page_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2998) cur_len = min(rem_len, rem_page_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2999)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3000) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3001) if (ioa_cfg->sdt_state == ABORT_DUMP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3002) rc = -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3003) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3004) rc = ipr_get_ldump_data_section(ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3005) pci_address + bytes_copied,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3006) &page[ioa_dump->page_offset / 4],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3007) (cur_len / sizeof(u32)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3008) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3009) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3010)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3011) if (!rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3012) ioa_dump->page_offset += cur_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3013) bytes_copied += cur_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3014) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3015) ipr_trace;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3016) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3017) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3018) schedule();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3019) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3020)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3021) return bytes_copied;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3022) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3023)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3024) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3025) * ipr_init_dump_entry_hdr - Initialize a dump entry header.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3026) * @hdr: dump entry header struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3027) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3028) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3029) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3030) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3031) static void ipr_init_dump_entry_hdr(struct ipr_dump_entry_header *hdr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3032) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3033) hdr->eye_catcher = IPR_DUMP_EYE_CATCHER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3034) hdr->num_elems = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3035) hdr->offset = sizeof(*hdr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3036) hdr->status = IPR_DUMP_STATUS_SUCCESS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3037) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3038)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3039) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3040) * ipr_dump_ioa_type_data - Fill in the adapter type in the dump.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3041) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3042) * @driver_dump: driver dump struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3043) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3044) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3045) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3046) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3047) static void ipr_dump_ioa_type_data(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3048) struct ipr_driver_dump *driver_dump)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3049) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3050) struct ipr_inquiry_page3 *ucode_vpd = &ioa_cfg->vpd_cbs->page3_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3051)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3052) ipr_init_dump_entry_hdr(&driver_dump->ioa_type_entry.hdr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3053) driver_dump->ioa_type_entry.hdr.len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3054) sizeof(struct ipr_dump_ioa_type_entry) -
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3055) sizeof(struct ipr_dump_entry_header);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3056) driver_dump->ioa_type_entry.hdr.data_type = IPR_DUMP_DATA_TYPE_BINARY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3057) driver_dump->ioa_type_entry.hdr.id = IPR_DUMP_DRIVER_TYPE_ID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3058) driver_dump->ioa_type_entry.type = ioa_cfg->type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3059) driver_dump->ioa_type_entry.fw_version = (ucode_vpd->major_release << 24) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3060) (ucode_vpd->card_type << 16) | (ucode_vpd->minor_release[0] << 8) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3061) ucode_vpd->minor_release[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3062) driver_dump->hdr.num_entries++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3063) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3064)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3065) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3066) * ipr_dump_version_data - Fill in the driver version in the dump.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3067) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3068) * @driver_dump: driver dump struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3069) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3070) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3071) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3072) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3073) static void ipr_dump_version_data(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3074) struct ipr_driver_dump *driver_dump)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3075) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3076) ipr_init_dump_entry_hdr(&driver_dump->version_entry.hdr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3077) driver_dump->version_entry.hdr.len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3078) sizeof(struct ipr_dump_version_entry) -
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3079) sizeof(struct ipr_dump_entry_header);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3080) driver_dump->version_entry.hdr.data_type = IPR_DUMP_DATA_TYPE_ASCII;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3081) driver_dump->version_entry.hdr.id = IPR_DUMP_DRIVER_VERSION_ID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3082) strcpy(driver_dump->version_entry.version, IPR_DRIVER_VERSION);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3083) driver_dump->hdr.num_entries++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3084) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3085)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3086) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3087) * ipr_dump_trace_data - Fill in the IOA trace in the dump.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3088) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3089) * @driver_dump: driver dump struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3090) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3091) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3092) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3093) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3094) static void ipr_dump_trace_data(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3095) struct ipr_driver_dump *driver_dump)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3096) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3097) ipr_init_dump_entry_hdr(&driver_dump->trace_entry.hdr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3098) driver_dump->trace_entry.hdr.len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3099) sizeof(struct ipr_dump_trace_entry) -
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3100) sizeof(struct ipr_dump_entry_header);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3101) driver_dump->trace_entry.hdr.data_type = IPR_DUMP_DATA_TYPE_BINARY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3102) driver_dump->trace_entry.hdr.id = IPR_DUMP_TRACE_ID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3103) memcpy(driver_dump->trace_entry.trace, ioa_cfg->trace, IPR_TRACE_SIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3104) driver_dump->hdr.num_entries++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3105) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3106)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3107) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3108) * ipr_dump_location_data - Fill in the IOA location in the dump.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3109) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3110) * @driver_dump: driver dump struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3111) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3112) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3113) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3114) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3115) static void ipr_dump_location_data(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3116) struct ipr_driver_dump *driver_dump)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3117) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3118) ipr_init_dump_entry_hdr(&driver_dump->location_entry.hdr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3119) driver_dump->location_entry.hdr.len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3120) sizeof(struct ipr_dump_location_entry) -
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3121) sizeof(struct ipr_dump_entry_header);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3122) driver_dump->location_entry.hdr.data_type = IPR_DUMP_DATA_TYPE_ASCII;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3123) driver_dump->location_entry.hdr.id = IPR_DUMP_LOCATION_ID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3124) strcpy(driver_dump->location_entry.location, dev_name(&ioa_cfg->pdev->dev));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3125) driver_dump->hdr.num_entries++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3126) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3127)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3128) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3129) * ipr_get_ioa_dump - Perform a dump of the driver and adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3130) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3131) * @dump: dump struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3132) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3133) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3134) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3135) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3136) static void ipr_get_ioa_dump(struct ipr_ioa_cfg *ioa_cfg, struct ipr_dump *dump)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3137) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3138) unsigned long start_addr, sdt_word;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3139) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3140) struct ipr_driver_dump *driver_dump = &dump->driver_dump;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3141) struct ipr_ioa_dump *ioa_dump = &dump->ioa_dump;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3142) u32 num_entries, max_num_entries, start_off, end_off;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3143) u32 max_dump_size, bytes_to_copy, bytes_copied, rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3144) struct ipr_sdt *sdt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3145) int valid = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3146) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3148) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3150) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3151)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3152) if (ioa_cfg->sdt_state != READ_DUMP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3153) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3154) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3155) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3157) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3158) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3159) ssleep(IPR_DUMP_DELAY_SECONDS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3160) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3161) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3162)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3163) start_addr = readl(ioa_cfg->ioa_mailbox);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3164)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3165) if (!ioa_cfg->sis64 && !ipr_sdt_is_fmt2(start_addr)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3166) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3167) "Invalid dump table format: %lx\n", start_addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3168) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3169) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3170) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3171)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3172) dev_err(&ioa_cfg->pdev->dev, "Dump of IOA initiated\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3174) driver_dump->hdr.eye_catcher = IPR_DUMP_EYE_CATCHER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3176) /* Initialize the overall dump header */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3177) driver_dump->hdr.len = sizeof(struct ipr_driver_dump);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3178) driver_dump->hdr.num_entries = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3179) driver_dump->hdr.first_entry_offset = sizeof(struct ipr_dump_header);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3180) driver_dump->hdr.status = IPR_DUMP_STATUS_SUCCESS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3181) driver_dump->hdr.os = IPR_DUMP_OS_LINUX;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3182) driver_dump->hdr.driver_name = IPR_DUMP_DRIVER_NAME;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3183)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3184) ipr_dump_version_data(ioa_cfg, driver_dump);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3185) ipr_dump_location_data(ioa_cfg, driver_dump);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3186) ipr_dump_ioa_type_data(ioa_cfg, driver_dump);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3187) ipr_dump_trace_data(ioa_cfg, driver_dump);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3188)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3189) /* Update dump_header */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3190) driver_dump->hdr.len += sizeof(struct ipr_dump_entry_header);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3191)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3192) /* IOA Dump entry */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3193) ipr_init_dump_entry_hdr(&ioa_dump->hdr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3194) ioa_dump->hdr.len = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3195) ioa_dump->hdr.data_type = IPR_DUMP_DATA_TYPE_BINARY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3196) ioa_dump->hdr.id = IPR_DUMP_IOA_DUMP_ID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3198) /* First entries in sdt are actually a list of dump addresses and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3199) lengths to gather the real dump data. sdt represents the pointer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3200) to the ioa generated dump table. Dump data will be extracted based
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3201) on entries in this table */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3202) sdt = &ioa_dump->sdt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3203)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3204) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3205) max_num_entries = IPR_FMT3_NUM_SDT_ENTRIES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3206) max_dump_size = IPR_FMT3_MAX_IOA_DUMP_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3207) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3208) max_num_entries = IPR_FMT2_NUM_SDT_ENTRIES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3209) max_dump_size = IPR_FMT2_MAX_IOA_DUMP_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3210) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3211)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3212) bytes_to_copy = offsetof(struct ipr_sdt, entry) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3213) (max_num_entries * sizeof(struct ipr_sdt_entry));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3214) rc = ipr_get_ldump_data_section(ioa_cfg, start_addr, (__be32 *)sdt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3215) bytes_to_copy / sizeof(__be32));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3216)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3217) /* Smart Dump table is ready to use and the first entry is valid */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3218) if (rc || ((be32_to_cpu(sdt->hdr.state) != IPR_FMT3_SDT_READY_TO_USE) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3219) (be32_to_cpu(sdt->hdr.state) != IPR_FMT2_SDT_READY_TO_USE))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3220) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3221) "Dump of IOA failed. Dump table not valid: %d, %X.\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3222) rc, be32_to_cpu(sdt->hdr.state));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3223) driver_dump->hdr.status = IPR_DUMP_STATUS_FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3224) ioa_cfg->sdt_state = DUMP_OBTAINED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3225) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3226) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3227) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3228)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3229) num_entries = be32_to_cpu(sdt->hdr.num_entries_used);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3230)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3231) if (num_entries > max_num_entries)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3232) num_entries = max_num_entries;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3233)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3234) /* Update dump length to the actual data to be copied */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3235) dump->driver_dump.hdr.len += sizeof(struct ipr_sdt_header);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3236) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3237) dump->driver_dump.hdr.len += num_entries * sizeof(struct ipr_sdt_entry);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3238) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3239) dump->driver_dump.hdr.len += max_num_entries * sizeof(struct ipr_sdt_entry);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3240)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3241) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3242)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3243) for (i = 0; i < num_entries; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3244) if (ioa_dump->hdr.len > max_dump_size) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3245) driver_dump->hdr.status = IPR_DUMP_STATUS_QUAL_SUCCESS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3246) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3247) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3248)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3249) if (sdt->entry[i].flags & IPR_SDT_VALID_ENTRY) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3250) sdt_word = be32_to_cpu(sdt->entry[i].start_token);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3251) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3252) bytes_to_copy = be32_to_cpu(sdt->entry[i].end_token);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3253) else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3254) start_off = sdt_word & IPR_FMT2_MBX_ADDR_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3255) end_off = be32_to_cpu(sdt->entry[i].end_token);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3256)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3257) if (ipr_sdt_is_fmt2(sdt_word) && sdt_word)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3258) bytes_to_copy = end_off - start_off;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3259) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3260) valid = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3261) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3262) if (valid) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3263) if (bytes_to_copy > max_dump_size) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3264) sdt->entry[i].flags &= ~IPR_SDT_VALID_ENTRY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3265) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3266) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3267)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3268) /* Copy data from adapter to driver buffers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3269) bytes_copied = ipr_sdt_copy(ioa_cfg, sdt_word,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3270) bytes_to_copy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3271)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3272) ioa_dump->hdr.len += bytes_copied;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3273)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3274) if (bytes_copied != bytes_to_copy) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3275) driver_dump->hdr.status = IPR_DUMP_STATUS_QUAL_SUCCESS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3276) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3277) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3278) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3279) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3280) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3281)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3282) dev_err(&ioa_cfg->pdev->dev, "Dump of IOA completed.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3283)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3284) /* Update dump_header */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3285) driver_dump->hdr.len += ioa_dump->hdr.len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3286) wmb();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3287) ioa_cfg->sdt_state = DUMP_OBTAINED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3288) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3289) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3290)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3291) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3292) #define ipr_get_ioa_dump(ioa_cfg, dump) do { } while (0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3293) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3294)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3295) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3296) * ipr_release_dump - Free adapter dump memory
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3297) * @kref: kref struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3298) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3299) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3300) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3301) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3302) static void ipr_release_dump(struct kref *kref)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3303) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3304) struct ipr_dump *dump = container_of(kref, struct ipr_dump, kref);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3305) struct ipr_ioa_cfg *ioa_cfg = dump->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3306) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3307) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3308)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3309) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3310) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3311) ioa_cfg->dump = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3312) ioa_cfg->sdt_state = INACTIVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3313) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3314)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3315) for (i = 0; i < dump->ioa_dump.next_page_index; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3316) free_page((unsigned long) dump->ioa_dump.ioa_data[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3317)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3318) vfree(dump->ioa_dump.ioa_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3319) kfree(dump);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3320) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3321) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3322)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3323) static void ipr_add_remove_thread(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3324) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3325) unsigned long lock_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3326) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3327) struct scsi_device *sdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3328) struct ipr_ioa_cfg *ioa_cfg =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3329) container_of(work, struct ipr_ioa_cfg, scsi_add_work_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3330) u8 bus, target, lun;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3331) int did_work;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3332)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3333) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3334) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3335)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3336) restart:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3337) do {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3338) did_work = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3339) if (!ioa_cfg->hrrq[IPR_INIT_HRRQ].allow_cmds) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3340) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3341) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3342) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3343)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3344) list_for_each_entry(res, &ioa_cfg->used_res_q, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3345) if (res->del_from_ml && res->sdev) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3346) did_work = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3347) sdev = res->sdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3348) if (!scsi_device_get(sdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3349) if (!res->add_to_ml)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3350) list_move_tail(&res->queue, &ioa_cfg->free_res_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3351) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3352) res->del_from_ml = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3353) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3354) scsi_remove_device(sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3355) scsi_device_put(sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3356) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3357) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3358) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3359) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3360) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3361) } while (did_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3362)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3363) list_for_each_entry(res, &ioa_cfg->used_res_q, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3364) if (res->add_to_ml) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3365) bus = res->bus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3366) target = res->target;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3367) lun = res->lun;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3368) res->add_to_ml = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3369) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3370) scsi_add_device(ioa_cfg->host, bus, target, lun);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3371) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3372) goto restart;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3373) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3374) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3375)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3376) ioa_cfg->scan_done = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3377) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3378) kobject_uevent(&ioa_cfg->host->shost_dev.kobj, KOBJ_CHANGE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3379) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3380) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3381)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3382) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3383) * ipr_worker_thread - Worker thread
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3384) * @work: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3385) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3386) * Called at task level from a work thread. This function takes care
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3387) * of adding and removing device from the mid-layer as configuration
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3388) * changes are detected by the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3389) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3390) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3391) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3392) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3393) static void ipr_worker_thread(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3394) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3395) unsigned long lock_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3396) struct ipr_dump *dump;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3397) struct ipr_ioa_cfg *ioa_cfg =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3398) container_of(work, struct ipr_ioa_cfg, work_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3399)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3400) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3401) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3402)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3403) if (ioa_cfg->sdt_state == READ_DUMP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3404) dump = ioa_cfg->dump;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3405) if (!dump) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3406) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3407) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3408) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3409) kref_get(&dump->kref);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3410) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3411) ipr_get_ioa_dump(ioa_cfg, dump);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3412) kref_put(&dump->kref, ipr_release_dump);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3413)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3414) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3415) if (ioa_cfg->sdt_state == DUMP_OBTAINED && !ioa_cfg->dump_timeout)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3416) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3417) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3418) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3419) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3420)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3421) if (ioa_cfg->scsi_unblock) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3422) ioa_cfg->scsi_unblock = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3423) ioa_cfg->scsi_blocked = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3424) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3425) scsi_unblock_requests(ioa_cfg->host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3426) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3427) if (ioa_cfg->scsi_blocked)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3428) scsi_block_requests(ioa_cfg->host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3429) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3430)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3431) if (!ioa_cfg->scan_enabled) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3432) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3433) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3434) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3435)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3436) schedule_work(&ioa_cfg->scsi_add_work_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3437)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3438) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3439) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3440) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3441)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3442) #ifdef CONFIG_SCSI_IPR_TRACE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3443) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3444) * ipr_read_trace - Dump the adapter trace
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3445) * @filp: open sysfs file
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3446) * @kobj: kobject struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3447) * @bin_attr: bin_attribute struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3448) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3449) * @off: offset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3450) * @count: buffer size
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3451) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3452) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3453) * number of bytes printed to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3454) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3455) static ssize_t ipr_read_trace(struct file *filp, struct kobject *kobj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3456) struct bin_attribute *bin_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3457) char *buf, loff_t off, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3458) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3459) struct device *dev = container_of(kobj, struct device, kobj);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3460) struct Scsi_Host *shost = class_to_shost(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3461) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3462) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3463) ssize_t ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3464)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3465) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3466) ret = memory_read_from_buffer(buf, count, &off, ioa_cfg->trace,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3467) IPR_TRACE_SIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3468) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3469)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3470) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3471) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3472)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3473) static struct bin_attribute ipr_trace_attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3474) .attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3475) .name = "trace",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3476) .mode = S_IRUGO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3477) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3478) .size = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3479) .read = ipr_read_trace,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3480) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3481) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3482)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3483) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3484) * ipr_show_fw_version - Show the firmware version
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3485) * @dev: class device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3486) * @attr: device attribute (unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3487) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3488) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3489) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3490) * number of bytes printed to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3491) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3492) static ssize_t ipr_show_fw_version(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3493) struct device_attribute *attr, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3494) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3495) struct Scsi_Host *shost = class_to_shost(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3496) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3497) struct ipr_inquiry_page3 *ucode_vpd = &ioa_cfg->vpd_cbs->page3_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3498) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3499) int len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3500)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3501) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3502) len = snprintf(buf, PAGE_SIZE, "%02X%02X%02X%02X\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3503) ucode_vpd->major_release, ucode_vpd->card_type,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3504) ucode_vpd->minor_release[0],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3505) ucode_vpd->minor_release[1]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3506) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3507) return len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3508) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3509)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3510) static struct device_attribute ipr_fw_version_attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3511) .attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3512) .name = "fw_version",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3513) .mode = S_IRUGO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3514) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3515) .show = ipr_show_fw_version,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3516) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3517)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3518) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3519) * ipr_show_log_level - Show the adapter's error logging level
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3520) * @dev: class device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3521) * @attr: device attribute (unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3522) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3523) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3524) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3525) * number of bytes printed to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3526) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3527) static ssize_t ipr_show_log_level(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3528) struct device_attribute *attr, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3529) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3530) struct Scsi_Host *shost = class_to_shost(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3531) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3532) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3533) int len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3534)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3535) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3536) len = snprintf(buf, PAGE_SIZE, "%d\n", ioa_cfg->log_level);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3537) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3538) return len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3539) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3540)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3541) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3542) * ipr_store_log_level - Change the adapter's error logging level
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3543) * @dev: class device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3544) * @attr: device attribute (unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3545) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3546) * @count: buffer size
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3547) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3548) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3549) * number of bytes printed to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3550) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3551) static ssize_t ipr_store_log_level(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3552) struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3553) const char *buf, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3554) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3555) struct Scsi_Host *shost = class_to_shost(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3556) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3557) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3558)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3559) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3560) ioa_cfg->log_level = simple_strtoul(buf, NULL, 10);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3561) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3562) return strlen(buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3563) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3564)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3565) static struct device_attribute ipr_log_level_attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3566) .attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3567) .name = "log_level",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3568) .mode = S_IRUGO | S_IWUSR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3569) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3570) .show = ipr_show_log_level,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3571) .store = ipr_store_log_level
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3572) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3573)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3574) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3575) * ipr_store_diagnostics - IOA Diagnostics interface
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3576) * @dev: device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3577) * @attr: device attribute (unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3578) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3579) * @count: buffer size
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3580) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3581) * This function will reset the adapter and wait a reasonable
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3582) * amount of time for any errors that the adapter might log.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3583) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3584) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3585) * count on success / other on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3586) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3587) static ssize_t ipr_store_diagnostics(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3588) struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3589) const char *buf, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3590) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3591) struct Scsi_Host *shost = class_to_shost(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3592) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3593) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3594) int rc = count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3595)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3596) if (!capable(CAP_SYS_ADMIN))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3597) return -EACCES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3598)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3599) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3600) while (ioa_cfg->in_reset_reload) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3601) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3602) wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3603) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3604) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3605)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3606) ioa_cfg->errors_logged = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3607) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NORMAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3608)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3609) if (ioa_cfg->in_reset_reload) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3610) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3611) wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3612)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3613) /* Wait for a second for any errors to be logged */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3614) msleep(1000);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3615) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3616) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3617) return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3618) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3619)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3620) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3621) if (ioa_cfg->in_reset_reload || ioa_cfg->errors_logged)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3622) rc = -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3623) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3624)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3625) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3626) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3627)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3628) static struct device_attribute ipr_diagnostics_attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3629) .attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3630) .name = "run_diagnostics",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3631) .mode = S_IWUSR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3632) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3633) .store = ipr_store_diagnostics
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3634) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3635)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3636) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3637) * ipr_show_adapter_state - Show the adapter's state
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3638) * @dev: device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3639) * @attr: device attribute (unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3640) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3641) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3642) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3643) * number of bytes printed to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3644) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3645) static ssize_t ipr_show_adapter_state(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3646) struct device_attribute *attr, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3647) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3648) struct Scsi_Host *shost = class_to_shost(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3649) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3650) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3651) int len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3652)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3653) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3654) if (ioa_cfg->hrrq[IPR_INIT_HRRQ].ioa_is_dead)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3655) len = snprintf(buf, PAGE_SIZE, "offline\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3656) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3657) len = snprintf(buf, PAGE_SIZE, "online\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3658) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3659) return len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3660) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3661)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3662) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3663) * ipr_store_adapter_state - Change adapter state
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3664) * @dev: device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3665) * @attr: device attribute (unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3666) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3667) * @count: buffer size
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3668) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3669) * This function will change the adapter's state.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3670) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3671) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3672) * count on success / other on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3673) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3674) static ssize_t ipr_store_adapter_state(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3675) struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3676) const char *buf, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3677) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3678) struct Scsi_Host *shost = class_to_shost(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3679) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3680) unsigned long lock_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3681) int result = count, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3682)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3683) if (!capable(CAP_SYS_ADMIN))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3684) return -EACCES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3685)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3686) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3687) if (ioa_cfg->hrrq[IPR_INIT_HRRQ].ioa_is_dead &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3688) !strncmp(buf, "online", 6)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3689) for (i = 0; i < ioa_cfg->hrrq_num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3690) spin_lock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3691) ioa_cfg->hrrq[i].ioa_is_dead = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3692) spin_unlock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3693) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3694) wmb();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3695) ioa_cfg->reset_retries = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3696) ioa_cfg->in_ioa_bringdown = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3697) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3698) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3699) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3700) wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3701)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3702) return result;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3703) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3704)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3705) static struct device_attribute ipr_ioa_state_attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3706) .attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3707) .name = "online_state",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3708) .mode = S_IRUGO | S_IWUSR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3709) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3710) .show = ipr_show_adapter_state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3711) .store = ipr_store_adapter_state
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3712) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3713)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3714) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3715) * ipr_store_reset_adapter - Reset the adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3716) * @dev: device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3717) * @attr: device attribute (unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3718) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3719) * @count: buffer size
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3720) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3721) * This function will reset the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3722) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3723) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3724) * count on success / other on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3725) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3726) static ssize_t ipr_store_reset_adapter(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3727) struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3728) const char *buf, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3729) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3730) struct Scsi_Host *shost = class_to_shost(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3731) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3732) unsigned long lock_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3733) int result = count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3734)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3735) if (!capable(CAP_SYS_ADMIN))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3736) return -EACCES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3737)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3738) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3739) if (!ioa_cfg->in_reset_reload)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3740) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NORMAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3741) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3742) wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3743)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3744) return result;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3745) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3746)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3747) static struct device_attribute ipr_ioa_reset_attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3748) .attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3749) .name = "reset_host",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3750) .mode = S_IWUSR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3751) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3752) .store = ipr_store_reset_adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3753) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3754)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3755) static int ipr_iopoll(struct irq_poll *iop, int budget);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3756) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3757) * ipr_show_iopoll_weight - Show ipr polling mode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3758) * @dev: class device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3759) * @attr: device attribute (unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3760) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3761) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3762) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3763) * number of bytes printed to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3764) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3765) static ssize_t ipr_show_iopoll_weight(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3766) struct device_attribute *attr, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3767) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3768) struct Scsi_Host *shost = class_to_shost(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3769) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3770) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3771) int len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3772)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3773) spin_lock_irqsave(shost->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3774) len = snprintf(buf, PAGE_SIZE, "%d\n", ioa_cfg->iopoll_weight);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3775) spin_unlock_irqrestore(shost->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3776)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3777) return len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3778) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3779)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3780) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3781) * ipr_store_iopoll_weight - Change the adapter's polling mode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3782) * @dev: class device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3783) * @attr: device attribute (unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3784) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3785) * @count: buffer size
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3786) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3787) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3788) * number of bytes printed to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3789) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3790) static ssize_t ipr_store_iopoll_weight(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3791) struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3792) const char *buf, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3793) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3794) struct Scsi_Host *shost = class_to_shost(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3795) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3796) unsigned long user_iopoll_weight;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3797) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3798) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3799)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3800) if (!ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3801) dev_info(&ioa_cfg->pdev->dev, "irq_poll not supported on this adapter\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3802) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3803) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3804) if (kstrtoul(buf, 10, &user_iopoll_weight))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3805) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3806)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3807) if (user_iopoll_weight > 256) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3808) dev_info(&ioa_cfg->pdev->dev, "Invalid irq_poll weight. It must be less than 256\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3809) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3810) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3811)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3812) if (user_iopoll_weight == ioa_cfg->iopoll_weight) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3813) dev_info(&ioa_cfg->pdev->dev, "Current irq_poll weight has the same weight\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3814) return strlen(buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3815) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3816)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3817) if (ioa_cfg->iopoll_weight && ioa_cfg->sis64 && ioa_cfg->nvectors > 1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3818) for (i = 1; i < ioa_cfg->hrrq_num; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3819) irq_poll_disable(&ioa_cfg->hrrq[i].iopoll);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3820) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3821)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3822) spin_lock_irqsave(shost->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3823) ioa_cfg->iopoll_weight = user_iopoll_weight;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3824) if (ioa_cfg->iopoll_weight && ioa_cfg->sis64 && ioa_cfg->nvectors > 1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3825) for (i = 1; i < ioa_cfg->hrrq_num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3826) irq_poll_init(&ioa_cfg->hrrq[i].iopoll,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3827) ioa_cfg->iopoll_weight, ipr_iopoll);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3828) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3829) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3830) spin_unlock_irqrestore(shost->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3831)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3832) return strlen(buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3833) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3834)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3835) static struct device_attribute ipr_iopoll_weight_attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3836) .attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3837) .name = "iopoll_weight",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3838) .mode = S_IRUGO | S_IWUSR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3839) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3840) .show = ipr_show_iopoll_weight,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3841) .store = ipr_store_iopoll_weight
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3842) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3843)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3844) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3845) * ipr_alloc_ucode_buffer - Allocates a microcode download buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3846) * @buf_len: buffer length
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3847) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3848) * Allocates a DMA'able buffer in chunks and assembles a scatter/gather
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3849) * list to use for microcode download
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3850) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3851) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3852) * pointer to sglist / NULL on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3853) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3854) static struct ipr_sglist *ipr_alloc_ucode_buffer(int buf_len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3855) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3856) int sg_size, order;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3857) struct ipr_sglist *sglist;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3858)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3859) /* Get the minimum size per scatter/gather element */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3860) sg_size = buf_len / (IPR_MAX_SGLIST - 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3861)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3862) /* Get the actual size per element */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3863) order = get_order(sg_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3864)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3865) /* Allocate a scatter/gather list for the DMA */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3866) sglist = kzalloc(sizeof(struct ipr_sglist), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3867) if (sglist == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3868) ipr_trace;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3869) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3870) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3871) sglist->order = order;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3872) sglist->scatterlist = sgl_alloc_order(buf_len, order, false, GFP_KERNEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3873) &sglist->num_sg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3874) if (!sglist->scatterlist) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3875) kfree(sglist);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3876) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3877) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3878)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3879) return sglist;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3880) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3881)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3882) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3883) * ipr_free_ucode_buffer - Frees a microcode download buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3884) * @sglist: scatter/gather list pointer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3885) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3886) * Free a DMA'able ucode download buffer previously allocated with
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3887) * ipr_alloc_ucode_buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3888) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3889) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3890) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3891) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3892) static void ipr_free_ucode_buffer(struct ipr_sglist *sglist)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3893) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3894) sgl_free_order(sglist->scatterlist, sglist->order);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3895) kfree(sglist);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3896) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3897)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3898) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3899) * ipr_copy_ucode_buffer - Copy user buffer to kernel buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3900) * @sglist: scatter/gather list pointer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3901) * @buffer: buffer pointer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3902) * @len: buffer length
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3903) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3904) * Copy a microcode image from a user buffer into a buffer allocated by
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3905) * ipr_alloc_ucode_buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3906) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3907) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3908) * 0 on success / other on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3909) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3910) static int ipr_copy_ucode_buffer(struct ipr_sglist *sglist,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3911) u8 *buffer, u32 len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3912) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3913) int bsize_elem, i, result = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3914) struct scatterlist *sg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3915) void *kaddr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3916)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3917) /* Determine the actual number of bytes per element */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3918) bsize_elem = PAGE_SIZE * (1 << sglist->order);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3919)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3920) sg = sglist->scatterlist;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3921)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3922) for (i = 0; i < (len / bsize_elem); i++, sg = sg_next(sg),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3923) buffer += bsize_elem) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3924) struct page *page = sg_page(sg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3925)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3926) kaddr = kmap(page);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3927) memcpy(kaddr, buffer, bsize_elem);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3928) kunmap(page);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3929)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3930) sg->length = bsize_elem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3931)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3932) if (result != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3933) ipr_trace;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3934) return result;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3935) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3936) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3937)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3938) if (len % bsize_elem) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3939) struct page *page = sg_page(sg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3940)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3941) kaddr = kmap(page);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3942) memcpy(kaddr, buffer, len % bsize_elem);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3943) kunmap(page);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3944)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3945) sg->length = len % bsize_elem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3946) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3947)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3948) sglist->buffer_len = len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3949) return result;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3950) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3951)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3952) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3953) * ipr_build_ucode_ioadl64 - Build a microcode download IOADL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3954) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3955) * @sglist: scatter/gather list
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3956) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3957) * Builds a microcode download IOA data list (IOADL).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3958) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3959) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3960) static void ipr_build_ucode_ioadl64(struct ipr_cmnd *ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3961) struct ipr_sglist *sglist)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3962) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3963) struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3964) struct ipr_ioadl64_desc *ioadl64 = ipr_cmd->i.ioadl64;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3965) struct scatterlist *scatterlist = sglist->scatterlist;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3966) struct scatterlist *sg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3967) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3968)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3969) ipr_cmd->dma_use_sg = sglist->num_dma_sg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3970) ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3971) ioarcb->data_transfer_length = cpu_to_be32(sglist->buffer_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3972)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3973) ioarcb->ioadl_len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3974) cpu_to_be32(sizeof(struct ipr_ioadl64_desc) * ipr_cmd->dma_use_sg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3975) for_each_sg(scatterlist, sg, ipr_cmd->dma_use_sg, i) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3976) ioadl64[i].flags = cpu_to_be32(IPR_IOADL_FLAGS_WRITE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3977) ioadl64[i].data_len = cpu_to_be32(sg_dma_len(sg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3978) ioadl64[i].address = cpu_to_be64(sg_dma_address(sg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3979) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3980)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3981) ioadl64[i-1].flags |= cpu_to_be32(IPR_IOADL_FLAGS_LAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3982) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3983)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3984) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3985) * ipr_build_ucode_ioadl - Build a microcode download IOADL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3986) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3987) * @sglist: scatter/gather list
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3988) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3989) * Builds a microcode download IOA data list (IOADL).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3990) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3991) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3992) static void ipr_build_ucode_ioadl(struct ipr_cmnd *ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3993) struct ipr_sglist *sglist)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3994) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3995) struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3996) struct ipr_ioadl_desc *ioadl = ipr_cmd->i.ioadl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3997) struct scatterlist *scatterlist = sglist->scatterlist;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3998) struct scatterlist *sg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3999) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4000)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4001) ipr_cmd->dma_use_sg = sglist->num_dma_sg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4002) ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4003) ioarcb->data_transfer_length = cpu_to_be32(sglist->buffer_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4004)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4005) ioarcb->ioadl_len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4006) cpu_to_be32(sizeof(struct ipr_ioadl_desc) * ipr_cmd->dma_use_sg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4007)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4008) for_each_sg(scatterlist, sg, ipr_cmd->dma_use_sg, i) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4009) ioadl[i].flags_and_data_len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4010) cpu_to_be32(IPR_IOADL_FLAGS_WRITE | sg_dma_len(sg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4011) ioadl[i].address =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4012) cpu_to_be32(sg_dma_address(sg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4013) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4014)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4015) ioadl[i-1].flags_and_data_len |=
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4016) cpu_to_be32(IPR_IOADL_FLAGS_LAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4017) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4018)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4019) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4020) * ipr_update_ioa_ucode - Update IOA's microcode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4021) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4022) * @sglist: scatter/gather list
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4023) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4024) * Initiate an adapter reset to update the IOA's microcode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4025) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4026) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4027) * 0 on success / -EIO on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4028) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4029) static int ipr_update_ioa_ucode(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4030) struct ipr_sglist *sglist)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4031) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4032) unsigned long lock_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4033)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4034) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4035) while (ioa_cfg->in_reset_reload) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4036) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4037) wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4038) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4039) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4040)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4041) if (ioa_cfg->ucode_sglist) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4042) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4043) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4044) "Microcode download already in progress\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4045) return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4046) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4047)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4048) sglist->num_dma_sg = dma_map_sg(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4049) sglist->scatterlist, sglist->num_sg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4050) DMA_TO_DEVICE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4051)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4052) if (!sglist->num_dma_sg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4053) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4054) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4055) "Failed to map microcode download buffer!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4056) return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4057) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4058)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4059) ioa_cfg->ucode_sglist = sglist;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4060) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NORMAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4061) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4062) wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4063)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4064) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4065) ioa_cfg->ucode_sglist = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4066) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4067) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4068) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4069)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4070) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4071) * ipr_store_update_fw - Update the firmware on the adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4072) * @dev: device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4073) * @attr: device attribute (unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4074) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4075) * @count: buffer size
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4076) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4077) * This function will update the firmware on the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4078) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4079) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4080) * count on success / other on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4081) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4082) static ssize_t ipr_store_update_fw(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4083) struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4084) const char *buf, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4085) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4086) struct Scsi_Host *shost = class_to_shost(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4087) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4088) struct ipr_ucode_image_header *image_hdr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4089) const struct firmware *fw_entry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4090) struct ipr_sglist *sglist;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4091) char fname[100];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4092) char *src;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4093) char *endline;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4094) int result, dnld_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4095)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4096) if (!capable(CAP_SYS_ADMIN))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4097) return -EACCES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4098)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4099) snprintf(fname, sizeof(fname), "%s", buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4101) endline = strchr(fname, '\n');
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4102) if (endline)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4103) *endline = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4105) if (request_firmware(&fw_entry, fname, &ioa_cfg->pdev->dev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4106) dev_err(&ioa_cfg->pdev->dev, "Firmware file %s not found\n", fname);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4107) return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4108) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4110) image_hdr = (struct ipr_ucode_image_header *)fw_entry->data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4111)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4112) src = (u8 *)image_hdr + be32_to_cpu(image_hdr->header_length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4113) dnld_size = fw_entry->size - be32_to_cpu(image_hdr->header_length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4114) sglist = ipr_alloc_ucode_buffer(dnld_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4115)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4116) if (!sglist) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4117) dev_err(&ioa_cfg->pdev->dev, "Microcode buffer allocation failed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4118) release_firmware(fw_entry);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4119) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4120) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4122) result = ipr_copy_ucode_buffer(sglist, src, dnld_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4123)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4124) if (result) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4125) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4126) "Microcode buffer copy to DMA buffer failed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4127) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4128) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4130) ipr_info("Updating microcode, please be patient. This may take up to 30 minutes.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4132) result = ipr_update_ioa_ucode(ioa_cfg, sglist);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4133)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4134) if (!result)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4135) result = count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4136) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4137) ipr_free_ucode_buffer(sglist);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4138) release_firmware(fw_entry);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4139) return result;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4140) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4141)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4142) static struct device_attribute ipr_update_fw_attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4143) .attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4144) .name = "update_fw",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4145) .mode = S_IWUSR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4146) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4147) .store = ipr_store_update_fw
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4148) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4150) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4151) * ipr_show_fw_type - Show the adapter's firmware type.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4152) * @dev: class device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4153) * @attr: device attribute (unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4154) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4155) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4156) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4157) * number of bytes printed to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4158) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4159) static ssize_t ipr_show_fw_type(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4160) struct device_attribute *attr, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4161) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4162) struct Scsi_Host *shost = class_to_shost(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4163) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4164) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4165) int len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4166)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4167) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4168) len = snprintf(buf, PAGE_SIZE, "%d\n", ioa_cfg->sis64);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4169) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4170) return len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4171) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4172)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4173) static struct device_attribute ipr_ioa_fw_type_attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4174) .attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4175) .name = "fw_type",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4176) .mode = S_IRUGO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4177) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4178) .show = ipr_show_fw_type
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4179) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4180)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4181) static ssize_t ipr_read_async_err_log(struct file *filep, struct kobject *kobj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4182) struct bin_attribute *bin_attr, char *buf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4183) loff_t off, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4184) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4185) struct device *cdev = container_of(kobj, struct device, kobj);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4186) struct Scsi_Host *shost = class_to_shost(cdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4187) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4188) struct ipr_hostrcb *hostrcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4189) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4190) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4191)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4192) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4193) hostrcb = list_first_entry_or_null(&ioa_cfg->hostrcb_report_q,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4194) struct ipr_hostrcb, queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4195) if (!hostrcb) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4196) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4197) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4198) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4199) ret = memory_read_from_buffer(buf, count, &off, &hostrcb->hcam,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4200) sizeof(hostrcb->hcam));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4201) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4202) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4203) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4204)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4205) static ssize_t ipr_next_async_err_log(struct file *filep, struct kobject *kobj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4206) struct bin_attribute *bin_attr, char *buf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4207) loff_t off, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4208) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4209) struct device *cdev = container_of(kobj, struct device, kobj);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4210) struct Scsi_Host *shost = class_to_shost(cdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4211) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4212) struct ipr_hostrcb *hostrcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4213) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4214)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4215) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4216) hostrcb = list_first_entry_or_null(&ioa_cfg->hostrcb_report_q,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4217) struct ipr_hostrcb, queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4218) if (!hostrcb) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4219) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4220) return count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4221) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4222)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4223) /* Reclaim hostrcb before exit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4224) list_move_tail(&hostrcb->queue, &ioa_cfg->hostrcb_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4225) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4226) return count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4227) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4228)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4229) static struct bin_attribute ipr_ioa_async_err_log = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4230) .attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4231) .name = "async_err_log",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4232) .mode = S_IRUGO | S_IWUSR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4233) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4234) .size = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4235) .read = ipr_read_async_err_log,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4236) .write = ipr_next_async_err_log
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4237) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4239) static struct device_attribute *ipr_ioa_attrs[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4240) &ipr_fw_version_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4241) &ipr_log_level_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4242) &ipr_diagnostics_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4243) &ipr_ioa_state_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4244) &ipr_ioa_reset_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4245) &ipr_update_fw_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4246) &ipr_ioa_fw_type_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4247) &ipr_iopoll_weight_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4248) NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4249) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4250)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4251) #ifdef CONFIG_SCSI_IPR_DUMP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4252) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4253) * ipr_read_dump - Dump the adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4254) * @filp: open sysfs file
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4255) * @kobj: kobject struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4256) * @bin_attr: bin_attribute struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4257) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4258) * @off: offset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4259) * @count: buffer size
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4260) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4261) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4262) * number of bytes printed to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4263) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4264) static ssize_t ipr_read_dump(struct file *filp, struct kobject *kobj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4265) struct bin_attribute *bin_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4266) char *buf, loff_t off, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4267) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4268) struct device *cdev = container_of(kobj, struct device, kobj);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4269) struct Scsi_Host *shost = class_to_shost(cdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4270) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4271) struct ipr_dump *dump;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4272) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4273) char *src;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4274) int len, sdt_end;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4275) size_t rc = count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4276)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4277) if (!capable(CAP_SYS_ADMIN))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4278) return -EACCES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4279)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4280) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4281) dump = ioa_cfg->dump;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4282)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4283) if (ioa_cfg->sdt_state != DUMP_OBTAINED || !dump) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4284) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4285) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4286) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4287) kref_get(&dump->kref);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4288) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4289)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4290) if (off > dump->driver_dump.hdr.len) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4291) kref_put(&dump->kref, ipr_release_dump);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4292) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4293) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4294)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4295) if (off + count > dump->driver_dump.hdr.len) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4296) count = dump->driver_dump.hdr.len - off;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4297) rc = count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4298) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4299)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4300) if (count && off < sizeof(dump->driver_dump)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4301) if (off + count > sizeof(dump->driver_dump))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4302) len = sizeof(dump->driver_dump) - off;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4303) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4304) len = count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4305) src = (u8 *)&dump->driver_dump + off;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4306) memcpy(buf, src, len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4307) buf += len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4308) off += len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4309) count -= len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4310) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4311)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4312) off -= sizeof(dump->driver_dump);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4313)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4314) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4315) sdt_end = offsetof(struct ipr_ioa_dump, sdt.entry) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4316) (be32_to_cpu(dump->ioa_dump.sdt.hdr.num_entries_used) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4317) sizeof(struct ipr_sdt_entry));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4318) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4319) sdt_end = offsetof(struct ipr_ioa_dump, sdt.entry) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4320) (IPR_FMT2_NUM_SDT_ENTRIES * sizeof(struct ipr_sdt_entry));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4321)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4322) if (count && off < sdt_end) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4323) if (off + count > sdt_end)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4324) len = sdt_end - off;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4325) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4326) len = count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4327) src = (u8 *)&dump->ioa_dump + off;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4328) memcpy(buf, src, len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4329) buf += len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4330) off += len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4331) count -= len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4332) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4333)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4334) off -= sdt_end;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4335)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4336) while (count) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4337) if ((off & PAGE_MASK) != ((off + count) & PAGE_MASK))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4338) len = PAGE_ALIGN(off) - off;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4339) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4340) len = count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4341) src = (u8 *)dump->ioa_dump.ioa_data[(off & PAGE_MASK) >> PAGE_SHIFT];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4342) src += off & ~PAGE_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4343) memcpy(buf, src, len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4344) buf += len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4345) off += len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4346) count -= len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4347) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4348)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4349) kref_put(&dump->kref, ipr_release_dump);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4350) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4351) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4352)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4353) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4354) * ipr_alloc_dump - Prepare for adapter dump
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4355) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4356) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4357) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4358) * 0 on success / other on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4359) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4360) static int ipr_alloc_dump(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4361) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4362) struct ipr_dump *dump;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4363) __be32 **ioa_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4364) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4365)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4366) dump = kzalloc(sizeof(struct ipr_dump), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4367)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4368) if (!dump) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4369) ipr_err("Dump memory allocation failed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4370) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4371) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4372)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4373) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4374) ioa_data = vmalloc(array_size(IPR_FMT3_MAX_NUM_DUMP_PAGES,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4375) sizeof(__be32 *)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4376) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4377) ioa_data = vmalloc(array_size(IPR_FMT2_MAX_NUM_DUMP_PAGES,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4378) sizeof(__be32 *)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4379)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4380) if (!ioa_data) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4381) ipr_err("Dump memory allocation failed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4382) kfree(dump);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4383) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4384) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4385)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4386) dump->ioa_dump.ioa_data = ioa_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4387)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4388) kref_init(&dump->kref);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4389) dump->ioa_cfg = ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4390)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4391) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4392)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4393) if (INACTIVE != ioa_cfg->sdt_state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4394) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4395) vfree(dump->ioa_dump.ioa_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4396) kfree(dump);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4397) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4398) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4399)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4400) ioa_cfg->dump = dump;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4401) ioa_cfg->sdt_state = WAIT_FOR_DUMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4402) if (ioa_cfg->hrrq[IPR_INIT_HRRQ].ioa_is_dead && !ioa_cfg->dump_taken) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4403) ioa_cfg->dump_taken = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4404) schedule_work(&ioa_cfg->work_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4405) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4406) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4407)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4408) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4409) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4410)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4411) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4412) * ipr_free_dump - Free adapter dump memory
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4413) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4414) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4415) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4416) * 0 on success / other on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4417) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4418) static int ipr_free_dump(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4419) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4420) struct ipr_dump *dump;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4421) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4422)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4423) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4424)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4425) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4426) dump = ioa_cfg->dump;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4427) if (!dump) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4428) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4429) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4430) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4431)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4432) ioa_cfg->dump = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4433) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4434)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4435) kref_put(&dump->kref, ipr_release_dump);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4436)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4437) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4438) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4439) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4440)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4441) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4442) * ipr_write_dump - Setup dump state of adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4443) * @filp: open sysfs file
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4444) * @kobj: kobject struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4445) * @bin_attr: bin_attribute struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4446) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4447) * @off: offset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4448) * @count: buffer size
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4449) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4450) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4451) * number of bytes printed to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4452) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4453) static ssize_t ipr_write_dump(struct file *filp, struct kobject *kobj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4454) struct bin_attribute *bin_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4455) char *buf, loff_t off, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4456) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4457) struct device *cdev = container_of(kobj, struct device, kobj);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4458) struct Scsi_Host *shost = class_to_shost(cdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4459) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4460) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4461)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4462) if (!capable(CAP_SYS_ADMIN))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4463) return -EACCES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4464)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4465) if (buf[0] == '1')
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4466) rc = ipr_alloc_dump(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4467) else if (buf[0] == '0')
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4468) rc = ipr_free_dump(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4469) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4470) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4471)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4472) if (rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4473) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4474) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4475) return count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4476) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4477)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4478) static struct bin_attribute ipr_dump_attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4479) .attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4480) .name = "dump",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4481) .mode = S_IRUSR | S_IWUSR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4482) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4483) .size = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4484) .read = ipr_read_dump,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4485) .write = ipr_write_dump
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4486) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4487) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4488) static int ipr_free_dump(struct ipr_ioa_cfg *ioa_cfg) { return 0; };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4489) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4490)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4491) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4492) * ipr_change_queue_depth - Change the device's queue depth
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4493) * @sdev: scsi device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4494) * @qdepth: depth to set
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4495) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4496) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4497) * actual depth set
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4498) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4499) static int ipr_change_queue_depth(struct scsi_device *sdev, int qdepth)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4500) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4501) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)sdev->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4502) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4503) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4504)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4505) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4506) res = (struct ipr_resource_entry *)sdev->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4507)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4508) if (res && ipr_is_gata(res) && qdepth > IPR_MAX_CMD_PER_ATA_LUN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4509) qdepth = IPR_MAX_CMD_PER_ATA_LUN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4510) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4511)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4512) scsi_change_queue_depth(sdev, qdepth);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4513) return sdev->queue_depth;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4514) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4515)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4516) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4517) * ipr_show_adapter_handle - Show the adapter's resource handle for this device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4518) * @dev: device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4519) * @attr: device attribute structure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4520) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4521) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4522) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4523) * number of bytes printed to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4524) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4525) static ssize_t ipr_show_adapter_handle(struct device *dev, struct device_attribute *attr, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4526) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4527) struct scsi_device *sdev = to_scsi_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4528) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)sdev->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4529) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4530) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4531) ssize_t len = -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4532)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4533) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4534) res = (struct ipr_resource_entry *)sdev->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4535) if (res)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4536) len = snprintf(buf, PAGE_SIZE, "%08X\n", res->res_handle);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4537) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4538) return len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4539) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4540)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4541) static struct device_attribute ipr_adapter_handle_attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4542) .attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4543) .name = "adapter_handle",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4544) .mode = S_IRUSR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4545) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4546) .show = ipr_show_adapter_handle
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4547) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4548)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4549) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4550) * ipr_show_resource_path - Show the resource path or the resource address for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4551) * this device.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4552) * @dev: device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4553) * @attr: device attribute structure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4554) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4555) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4556) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4557) * number of bytes printed to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4558) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4559) static ssize_t ipr_show_resource_path(struct device *dev, struct device_attribute *attr, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4560) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4561) struct scsi_device *sdev = to_scsi_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4562) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)sdev->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4563) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4564) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4565) ssize_t len = -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4566) char buffer[IPR_MAX_RES_PATH_LENGTH];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4567)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4568) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4569) res = (struct ipr_resource_entry *)sdev->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4570) if (res && ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4571) len = snprintf(buf, PAGE_SIZE, "%s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4572) __ipr_format_res_path(res->res_path, buffer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4573) sizeof(buffer)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4574) else if (res)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4575) len = snprintf(buf, PAGE_SIZE, "%d:%d:%d:%d\n", ioa_cfg->host->host_no,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4576) res->bus, res->target, res->lun);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4577)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4578) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4579) return len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4580) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4581)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4582) static struct device_attribute ipr_resource_path_attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4583) .attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4584) .name = "resource_path",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4585) .mode = S_IRUGO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4586) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4587) .show = ipr_show_resource_path
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4588) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4589)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4590) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4591) * ipr_show_device_id - Show the device_id for this device.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4592) * @dev: device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4593) * @attr: device attribute structure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4594) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4595) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4596) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4597) * number of bytes printed to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4598) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4599) static ssize_t ipr_show_device_id(struct device *dev, struct device_attribute *attr, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4600) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4601) struct scsi_device *sdev = to_scsi_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4602) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)sdev->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4603) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4604) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4605) ssize_t len = -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4606)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4607) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4608) res = (struct ipr_resource_entry *)sdev->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4609) if (res && ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4610) len = snprintf(buf, PAGE_SIZE, "0x%llx\n", be64_to_cpu(res->dev_id));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4611) else if (res)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4612) len = snprintf(buf, PAGE_SIZE, "0x%llx\n", res->lun_wwn);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4613)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4614) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4615) return len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4616) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4617)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4618) static struct device_attribute ipr_device_id_attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4619) .attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4620) .name = "device_id",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4621) .mode = S_IRUGO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4622) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4623) .show = ipr_show_device_id
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4624) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4625)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4626) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4627) * ipr_show_resource_type - Show the resource type for this device.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4628) * @dev: device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4629) * @attr: device attribute structure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4630) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4631) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4632) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4633) * number of bytes printed to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4634) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4635) static ssize_t ipr_show_resource_type(struct device *dev, struct device_attribute *attr, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4636) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4637) struct scsi_device *sdev = to_scsi_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4638) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)sdev->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4639) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4640) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4641) ssize_t len = -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4642)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4643) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4644) res = (struct ipr_resource_entry *)sdev->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4645)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4646) if (res)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4647) len = snprintf(buf, PAGE_SIZE, "%x\n", res->type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4648)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4649) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4650) return len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4651) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4652)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4653) static struct device_attribute ipr_resource_type_attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4654) .attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4655) .name = "resource_type",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4656) .mode = S_IRUGO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4657) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4658) .show = ipr_show_resource_type
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4659) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4660)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4661) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4662) * ipr_show_raw_mode - Show the adapter's raw mode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4663) * @dev: class device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4664) * @attr: device attribute (unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4665) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4666) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4667) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4668) * number of bytes printed to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4669) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4670) static ssize_t ipr_show_raw_mode(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4671) struct device_attribute *attr, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4672) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4673) struct scsi_device *sdev = to_scsi_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4674) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)sdev->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4675) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4676) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4677) ssize_t len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4678)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4679) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4680) res = (struct ipr_resource_entry *)sdev->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4681) if (res)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4682) len = snprintf(buf, PAGE_SIZE, "%d\n", res->raw_mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4683) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4684) len = -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4685) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4686) return len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4687) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4688)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4689) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4690) * ipr_store_raw_mode - Change the adapter's raw mode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4691) * @dev: class device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4692) * @attr: device attribute (unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4693) * @buf: buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4694) * @count: buffer size
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4695) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4696) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4697) * number of bytes printed to buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4698) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4699) static ssize_t ipr_store_raw_mode(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4700) struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4701) const char *buf, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4702) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4703) struct scsi_device *sdev = to_scsi_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4704) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)sdev->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4705) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4706) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4707) ssize_t len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4708)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4709) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4710) res = (struct ipr_resource_entry *)sdev->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4711) if (res) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4712) if (ipr_is_af_dasd_device(res)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4713) res->raw_mode = simple_strtoul(buf, NULL, 10);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4714) len = strlen(buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4715) if (res->sdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4716) sdev_printk(KERN_INFO, res->sdev, "raw mode is %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4717) res->raw_mode ? "enabled" : "disabled");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4718) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4719) len = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4720) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4721) len = -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4722) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4723) return len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4724) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4725)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4726) static struct device_attribute ipr_raw_mode_attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4727) .attr = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4728) .name = "raw_mode",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4729) .mode = S_IRUGO | S_IWUSR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4730) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4731) .show = ipr_show_raw_mode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4732) .store = ipr_store_raw_mode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4733) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4734)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4735) static struct device_attribute *ipr_dev_attrs[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4736) &ipr_adapter_handle_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4737) &ipr_resource_path_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4738) &ipr_device_id_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4739) &ipr_resource_type_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4740) &ipr_raw_mode_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4741) NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4742) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4743)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4744) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4745) * ipr_biosparam - Return the HSC mapping
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4746) * @sdev: scsi device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4747) * @block_device: block device pointer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4748) * @capacity: capacity of the device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4749) * @parm: Array containing returned HSC values.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4750) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4751) * This function generates the HSC parms that fdisk uses.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4752) * We want to make sure we return something that places partitions
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4753) * on 4k boundaries for best performance with the IOA.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4754) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4755) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4756) * 0 on success
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4757) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4758) static int ipr_biosparam(struct scsi_device *sdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4759) struct block_device *block_device,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4760) sector_t capacity, int *parm)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4761) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4762) int heads, sectors;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4763) sector_t cylinders;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4764)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4765) heads = 128;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4766) sectors = 32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4767)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4768) cylinders = capacity;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4769) sector_div(cylinders, (128 * 32));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4770)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4771) /* return result */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4772) parm[0] = heads;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4773) parm[1] = sectors;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4774) parm[2] = cylinders;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4775)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4776) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4777) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4778)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4779) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4780) * ipr_find_starget - Find target based on bus/target.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4781) * @starget: scsi target struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4782) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4783) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4784) * resource entry pointer if found / NULL if not found
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4785) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4786) static struct ipr_resource_entry *ipr_find_starget(struct scsi_target *starget)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4787) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4788) struct Scsi_Host *shost = dev_to_shost(&starget->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4789) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *) shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4790) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4791)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4792) list_for_each_entry(res, &ioa_cfg->used_res_q, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4793) if ((res->bus == starget->channel) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4794) (res->target == starget->id)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4795) return res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4796) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4797) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4798)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4799) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4800) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4801)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4802) static struct ata_port_info sata_port_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4803)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4804) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4805) * ipr_target_alloc - Prepare for commands to a SCSI target
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4806) * @starget: scsi target struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4807) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4808) * If the device is a SATA device, this function allocates an
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4809) * ATA port with libata, else it does nothing.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4810) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4811) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4812) * 0 on success / non-0 on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4813) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4814) static int ipr_target_alloc(struct scsi_target *starget)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4815) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4816) struct Scsi_Host *shost = dev_to_shost(&starget->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4817) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *) shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4818) struct ipr_sata_port *sata_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4819) struct ata_port *ap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4820) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4821) unsigned long lock_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4822)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4823) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4824) res = ipr_find_starget(starget);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4825) starget->hostdata = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4826)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4827) if (res && ipr_is_gata(res)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4828) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4829) sata_port = kzalloc(sizeof(*sata_port), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4830) if (!sata_port)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4831) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4832)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4833) ap = ata_sas_port_alloc(&ioa_cfg->ata_host, &sata_port_info, shost);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4834) if (ap) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4835) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4836) sata_port->ioa_cfg = ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4837) sata_port->ap = ap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4838) sata_port->res = res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4839)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4840) res->sata_port = sata_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4841) ap->private_data = sata_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4842) starget->hostdata = sata_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4843) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4844) kfree(sata_port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4845) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4846) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4847) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4848) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4849)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4850) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4851) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4852)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4853) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4854) * ipr_target_destroy - Destroy a SCSI target
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4855) * @starget: scsi target struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4856) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4857) * If the device was a SATA device, this function frees the libata
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4858) * ATA port, else it does nothing.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4859) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4860) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4861) static void ipr_target_destroy(struct scsi_target *starget)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4862) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4863) struct ipr_sata_port *sata_port = starget->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4864) struct Scsi_Host *shost = dev_to_shost(&starget->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4865) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *) shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4866)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4867) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4868) if (!ipr_find_starget(starget)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4869) if (starget->channel == IPR_ARRAY_VIRTUAL_BUS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4870) clear_bit(starget->id, ioa_cfg->array_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4871) else if (starget->channel == IPR_VSET_VIRTUAL_BUS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4872) clear_bit(starget->id, ioa_cfg->vset_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4873) else if (starget->channel == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4874) clear_bit(starget->id, ioa_cfg->target_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4875) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4876) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4877)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4878) if (sata_port) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4879) starget->hostdata = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4880) ata_sas_port_destroy(sata_port->ap);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4881) kfree(sata_port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4882) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4883) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4884)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4885) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4886) * ipr_find_sdev - Find device based on bus/target/lun.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4887) * @sdev: scsi device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4888) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4889) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4890) * resource entry pointer if found / NULL if not found
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4891) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4892) static struct ipr_resource_entry *ipr_find_sdev(struct scsi_device *sdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4893) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4894) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *) sdev->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4895) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4896)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4897) list_for_each_entry(res, &ioa_cfg->used_res_q, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4898) if ((res->bus == sdev->channel) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4899) (res->target == sdev->id) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4900) (res->lun == sdev->lun))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4901) return res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4902) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4903)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4904) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4905) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4906)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4907) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4908) * ipr_slave_destroy - Unconfigure a SCSI device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4909) * @sdev: scsi device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4910) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4911) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4912) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4913) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4914) static void ipr_slave_destroy(struct scsi_device *sdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4915) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4916) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4917) struct ipr_ioa_cfg *ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4918) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4919)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4920) ioa_cfg = (struct ipr_ioa_cfg *) sdev->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4921)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4922) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4923) res = (struct ipr_resource_entry *) sdev->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4924) if (res) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4925) if (res->sata_port)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4926) res->sata_port->ap->link.device[0].class = ATA_DEV_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4927) sdev->hostdata = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4928) res->sdev = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4929) res->sata_port = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4930) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4931) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4932) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4933)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4934) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4935) * ipr_slave_configure - Configure a SCSI device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4936) * @sdev: scsi device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4937) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4938) * This function configures the specified scsi device.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4939) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4940) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4941) * 0 on success
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4942) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4943) static int ipr_slave_configure(struct scsi_device *sdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4944) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4945) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *) sdev->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4946) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4947) struct ata_port *ap = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4948) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4949) char buffer[IPR_MAX_RES_PATH_LENGTH];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4950)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4951) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4952) res = sdev->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4953) if (res) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4954) if (ipr_is_af_dasd_device(res))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4955) sdev->type = TYPE_RAID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4956) if (ipr_is_af_dasd_device(res) || ipr_is_ioa_resource(res)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4957) sdev->scsi_level = 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4958) sdev->no_uld_attach = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4959) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4960) if (ipr_is_vset_device(res)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4961) sdev->scsi_level = SCSI_SPC_3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4962) sdev->no_report_opcodes = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4963) blk_queue_rq_timeout(sdev->request_queue,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4964) IPR_VSET_RW_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4965) blk_queue_max_hw_sectors(sdev->request_queue, IPR_VSET_MAX_SECTORS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4966) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4967) if (ipr_is_gata(res) && res->sata_port)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4968) ap = res->sata_port->ap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4969) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4970)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4971) if (ap) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4972) scsi_change_queue_depth(sdev, IPR_MAX_CMD_PER_ATA_LUN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4973) ata_sas_slave_configure(sdev, ap);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4974) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4975)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4976) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4977) sdev_printk(KERN_INFO, sdev, "Resource path: %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4978) ipr_format_res_path(ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4979) res->res_path, buffer, sizeof(buffer)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4980) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4981) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4982) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4983) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4984) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4985)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4986) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4987) * ipr_ata_slave_alloc - Prepare for commands to a SATA device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4988) * @sdev: scsi device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4989) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4990) * This function initializes an ATA port so that future commands
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4991) * sent through queuecommand will work.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4992) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4993) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4994) * 0 on success
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4995) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4996) static int ipr_ata_slave_alloc(struct scsi_device *sdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4997) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4998) struct ipr_sata_port *sata_port = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4999) int rc = -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5000)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5001) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5002) if (sdev->sdev_target)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5003) sata_port = sdev->sdev_target->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5004) if (sata_port) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5005) rc = ata_sas_port_init(sata_port->ap);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5006) if (rc == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5007) rc = ata_sas_sync_probe(sata_port->ap);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5008) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5009)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5010) if (rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5011) ipr_slave_destroy(sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5012)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5013) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5014) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5015) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5016)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5017) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5018) * ipr_slave_alloc - Prepare for commands to a device.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5019) * @sdev: scsi device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5020) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5021) * This function saves a pointer to the resource entry
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5022) * in the scsi device struct if the device exists. We
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5023) * can then use this pointer in ipr_queuecommand when
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5024) * handling new commands.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5025) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5026) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5027) * 0 on success / -ENXIO if device does not exist
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5028) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5029) static int ipr_slave_alloc(struct scsi_device *sdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5030) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5031) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *) sdev->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5032) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5033) unsigned long lock_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5034) int rc = -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5035)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5036) sdev->hostdata = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5037)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5038) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5039)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5040) res = ipr_find_sdev(sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5041) if (res) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5042) res->sdev = sdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5043) res->add_to_ml = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5044) res->in_erp = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5045) sdev->hostdata = res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5046) if (!ipr_is_naca_model(res))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5047) res->needs_sync_complete = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5048) rc = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5049) if (ipr_is_gata(res)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5050) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5051) return ipr_ata_slave_alloc(sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5052) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5053) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5054)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5055) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5056)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5057) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5058) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5059)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5060) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5061) * ipr_match_lun - Match function for specified LUN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5062) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5063) * @device: device to match (sdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5064) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5065) * Returns:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5066) * 1 if command matches sdev / 0 if command does not match sdev
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5067) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5068) static int ipr_match_lun(struct ipr_cmnd *ipr_cmd, void *device)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5069) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5070) if (ipr_cmd->scsi_cmd && ipr_cmd->scsi_cmd->device == device)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5071) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5072) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5073) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5074)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5075) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5076) * ipr_cmnd_is_free - Check if a command is free or not
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5077) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5078) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5079) * Returns:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5080) * true / false
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5081) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5082) static bool ipr_cmnd_is_free(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5083) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5084) struct ipr_cmnd *loop_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5085)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5086) list_for_each_entry(loop_cmd, &ipr_cmd->hrrq->hrrq_free_q, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5087) if (loop_cmd == ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5088) return true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5089) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5090)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5091) return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5092) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5093)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5094) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5095) * ipr_match_res - Match function for specified resource entry
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5096) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5097) * @resource: resource entry to match
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5098) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5099) * Returns:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5100) * 1 if command matches sdev / 0 if command does not match sdev
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5101) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5102) static int ipr_match_res(struct ipr_cmnd *ipr_cmd, void *resource)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5103) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5104) struct ipr_resource_entry *res = resource;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5105)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5106) if (res && ipr_cmd->ioarcb.res_handle == res->res_handle)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5107) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5108) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5109) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5110)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5111) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5112) * ipr_wait_for_ops - Wait for matching commands to complete
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5113) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5114) * @device: device to match (sdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5115) * @match: match function to use
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5116) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5117) * Returns:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5118) * SUCCESS / FAILED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5119) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5120) static int ipr_wait_for_ops(struct ipr_ioa_cfg *ioa_cfg, void *device,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5121) int (*match)(struct ipr_cmnd *, void *))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5122) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5123) struct ipr_cmnd *ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5124) int wait, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5125) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5126) struct ipr_hrr_queue *hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5127) signed long timeout = IPR_ABORT_TASK_TIMEOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5128) DECLARE_COMPLETION_ONSTACK(comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5130) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5131) do {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5132) wait = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5133)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5134) for_each_hrrq(hrrq, ioa_cfg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5135) spin_lock_irqsave(hrrq->lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5136) for (i = hrrq->min_cmd_id; i <= hrrq->max_cmd_id; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5137) ipr_cmd = ioa_cfg->ipr_cmnd_list[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5138) if (!ipr_cmnd_is_free(ipr_cmd)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5139) if (match(ipr_cmd, device)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5140) ipr_cmd->eh_comp = ∁
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5141) wait++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5142) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5143) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5144) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5145) spin_unlock_irqrestore(hrrq->lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5146) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5148) if (wait) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5149) timeout = wait_for_completion_timeout(&comp, timeout);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5151) if (!timeout) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5152) wait = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5153)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5154) for_each_hrrq(hrrq, ioa_cfg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5155) spin_lock_irqsave(hrrq->lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5156) for (i = hrrq->min_cmd_id; i <= hrrq->max_cmd_id; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5157) ipr_cmd = ioa_cfg->ipr_cmnd_list[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5158) if (!ipr_cmnd_is_free(ipr_cmd)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5159) if (match(ipr_cmd, device)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5160) ipr_cmd->eh_comp = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5161) wait++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5162) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5163) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5164) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5165) spin_unlock_irqrestore(hrrq->lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5166) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5167)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5168) if (wait)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5169) dev_err(&ioa_cfg->pdev->dev, "Timed out waiting for aborted commands\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5170) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5171) return wait ? FAILED : SUCCESS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5172) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5173) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5174) } while (wait);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5176) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5177) return SUCCESS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5178) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5180) static int ipr_eh_host_reset(struct scsi_cmnd *cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5181) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5182) struct ipr_ioa_cfg *ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5183) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5184) int rc = SUCCESS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5185)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5186) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5187) ioa_cfg = (struct ipr_ioa_cfg *) cmd->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5188) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5189)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5190) if (!ioa_cfg->in_reset_reload && !ioa_cfg->hrrq[IPR_INIT_HRRQ].ioa_is_dead) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5191) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_ABBREV);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5192) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5193) "Adapter being reset as a result of error recovery.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5195) if (WAIT_FOR_DUMP == ioa_cfg->sdt_state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5196) ioa_cfg->sdt_state = GET_DUMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5197) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5198)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5199) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5200) wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5201) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5202)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5203) /* If we got hit with a host reset while we were already resetting
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5204) the adapter for some reason, and the reset failed. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5205) if (ioa_cfg->hrrq[IPR_INIT_HRRQ].ioa_is_dead) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5206) ipr_trace;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5207) rc = FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5208) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5209)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5210) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5211) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5212) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5213) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5214)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5215) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5216) * ipr_device_reset - Reset the device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5217) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5218) * @res: resource entry struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5219) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5220) * This function issues a device reset to the affected device.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5221) * If the device is a SCSI device, a LUN reset will be sent
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5222) * to the device first. If that does not work, a target reset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5223) * will be sent. If the device is a SATA device, a PHY reset will
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5224) * be sent.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5225) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5226) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5227) * 0 on success / non-zero on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5228) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5229) static int ipr_device_reset(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5230) struct ipr_resource_entry *res)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5231) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5232) struct ipr_cmnd *ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5233) struct ipr_ioarcb *ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5234) struct ipr_cmd_pkt *cmd_pkt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5235) struct ipr_ioarcb_ata_regs *regs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5236) u32 ioasc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5237)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5238) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5239) ipr_cmd = ipr_get_free_ipr_cmnd(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5240) ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5241) cmd_pkt = &ioarcb->cmd_pkt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5242)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5243) if (ipr_cmd->ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5244) regs = &ipr_cmd->i.ata_ioadl.regs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5245) ioarcb->add_cmd_parms_offset = cpu_to_be16(sizeof(*ioarcb));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5246) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5247) regs = &ioarcb->u.add_data.u.regs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5248)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5249) ioarcb->res_handle = res->res_handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5250) cmd_pkt->request_type = IPR_RQTYPE_IOACMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5251) cmd_pkt->cdb[0] = IPR_RESET_DEVICE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5252) if (ipr_is_gata(res)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5253) cmd_pkt->cdb[2] = IPR_ATA_PHY_RESET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5254) ioarcb->add_cmd_parms_len = cpu_to_be16(sizeof(regs->flags));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5255) regs->flags |= IPR_ATA_FLAG_STATUS_ON_GOOD_COMPLETION;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5256) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5257)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5258) ipr_send_blocking_cmd(ipr_cmd, ipr_timeout, IPR_DEVICE_RESET_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5259) ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5260) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5261) if (ipr_is_gata(res) && res->sata_port && ioasc != IPR_IOASC_IOA_WAS_RESET) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5262) if (ipr_cmd->ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5263) memcpy(&res->sata_port->ioasa, &ipr_cmd->s.ioasa64.u.gata,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5264) sizeof(struct ipr_ioasa_gata));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5265) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5266) memcpy(&res->sata_port->ioasa, &ipr_cmd->s.ioasa.u.gata,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5267) sizeof(struct ipr_ioasa_gata));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5268) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5269)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5270) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5271) return IPR_IOASC_SENSE_KEY(ioasc) ? -EIO : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5272) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5273)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5274) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5275) * ipr_sata_reset - Reset the SATA port
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5276) * @link: SATA link to reset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5277) * @classes: class of the attached device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5278) * @deadline: unused
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5279) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5280) * This function issues a SATA phy reset to the affected ATA link.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5281) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5282) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5283) * 0 on success / non-zero on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5284) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5285) static int ipr_sata_reset(struct ata_link *link, unsigned int *classes,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5286) unsigned long deadline)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5287) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5288) struct ipr_sata_port *sata_port = link->ap->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5289) struct ipr_ioa_cfg *ioa_cfg = sata_port->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5290) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5291) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5292) int rc = -ENXIO, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5293)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5294) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5295) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5296) while (ioa_cfg->in_reset_reload) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5297) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5298) wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5299) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5300) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5301)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5302) res = sata_port->res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5303) if (res) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5304) rc = ipr_device_reset(ioa_cfg, res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5305) *classes = res->ata_class;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5306) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5307)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5308) ret = ipr_wait_for_ops(ioa_cfg, res, ipr_match_res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5309) if (ret != SUCCESS) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5310) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5311) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_ABBREV);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5312) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5313)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5314) wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5315) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5316) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5317) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5318)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5319) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5320) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5321) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5322)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5323) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5324) * ipr_eh_dev_reset - Reset the device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5325) * @scsi_cmd: scsi command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5326) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5327) * This function issues a device reset to the affected device.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5328) * A LUN reset will be sent to the device first. If that does
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5329) * not work, a target reset will be sent.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5330) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5331) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5332) * SUCCESS / FAILED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5333) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5334) static int __ipr_eh_dev_reset(struct scsi_cmnd *scsi_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5335) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5336) struct ipr_cmnd *ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5337) struct ipr_ioa_cfg *ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5338) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5339) struct ata_port *ap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5340) int rc = 0, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5341) struct ipr_hrr_queue *hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5342)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5343) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5344) ioa_cfg = (struct ipr_ioa_cfg *) scsi_cmd->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5345) res = scsi_cmd->device->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5346)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5347) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5348) * If we are currently going through reset/reload, return failed. This will force the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5349) * mid-layer to call ipr_eh_host_reset, which will then go to sleep and wait for the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5350) * reset to complete
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5351) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5352) if (ioa_cfg->in_reset_reload)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5353) return FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5354) if (ioa_cfg->hrrq[IPR_INIT_HRRQ].ioa_is_dead)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5355) return FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5356)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5357) for_each_hrrq(hrrq, ioa_cfg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5358) spin_lock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5359) for (i = hrrq->min_cmd_id; i <= hrrq->max_cmd_id; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5360) ipr_cmd = ioa_cfg->ipr_cmnd_list[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5361)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5362) if (ipr_cmd->ioarcb.res_handle == res->res_handle) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5363) if (!ipr_cmd->qc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5364) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5365) if (ipr_cmnd_is_free(ipr_cmd))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5366) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5367)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5368) ipr_cmd->done = ipr_sata_eh_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5369) if (!(ipr_cmd->qc->flags & ATA_QCFLAG_FAILED)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5370) ipr_cmd->qc->err_mask |= AC_ERR_TIMEOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5371) ipr_cmd->qc->flags |= ATA_QCFLAG_FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5372) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5373) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5374) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5375) spin_unlock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5376) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5377) res->resetting_device = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5378) scmd_printk(KERN_ERR, scsi_cmd, "Resetting device\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5379)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5380) if (ipr_is_gata(res) && res->sata_port) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5381) ap = res->sata_port->ap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5382) spin_unlock_irq(scsi_cmd->device->host->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5383) ata_std_error_handler(ap);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5384) spin_lock_irq(scsi_cmd->device->host->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5385) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5386) rc = ipr_device_reset(ioa_cfg, res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5387) res->resetting_device = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5388) res->reset_occurred = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5389)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5390) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5391) return rc ? FAILED : SUCCESS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5392) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5393)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5394) static int ipr_eh_dev_reset(struct scsi_cmnd *cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5395) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5396) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5397) struct ipr_ioa_cfg *ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5398) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5399)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5400) ioa_cfg = (struct ipr_ioa_cfg *) cmd->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5401) res = cmd->device->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5402)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5403) if (!res)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5404) return FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5405)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5406) spin_lock_irq(cmd->device->host->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5407) rc = __ipr_eh_dev_reset(cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5408) spin_unlock_irq(cmd->device->host->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5409)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5410) if (rc == SUCCESS) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5411) if (ipr_is_gata(res) && res->sata_port)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5412) rc = ipr_wait_for_ops(ioa_cfg, res, ipr_match_res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5413) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5414) rc = ipr_wait_for_ops(ioa_cfg, cmd->device, ipr_match_lun);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5415) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5416)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5417) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5418) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5419)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5420) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5421) * ipr_bus_reset_done - Op done function for bus reset.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5422) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5423) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5424) * This function is the op done function for a bus reset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5425) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5426) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5427) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5428) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5429) static void ipr_bus_reset_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5430) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5431) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5432) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5433)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5434) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5435) if (!ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5436) list_for_each_entry(res, &ioa_cfg->used_res_q, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5437) if (res->res_handle == ipr_cmd->ioarcb.res_handle) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5438) scsi_report_bus_reset(ioa_cfg->host, res->bus);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5439) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5440) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5441) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5442)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5443) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5444) * If abort has not completed, indicate the reset has, else call the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5445) * abort's done function to wake the sleeping eh thread
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5446) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5447) if (ipr_cmd->sibling->sibling)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5448) ipr_cmd->sibling->sibling = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5449) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5450) ipr_cmd->sibling->done(ipr_cmd->sibling);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5451)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5452) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5453) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5454) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5455)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5456) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5457) * ipr_abort_timeout - An abort task has timed out
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5458) * @t: Timer context used to fetch ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5459) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5460) * This function handles when an abort task times out. If this
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5461) * happens we issue a bus reset since we have resources tied
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5462) * up that must be freed before returning to the midlayer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5463) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5464) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5465) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5466) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5467) static void ipr_abort_timeout(struct timer_list *t)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5468) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5469) struct ipr_cmnd *ipr_cmd = from_timer(ipr_cmd, t, timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5470) struct ipr_cmnd *reset_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5471) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5472) struct ipr_cmd_pkt *cmd_pkt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5473) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5474)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5475) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5476) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5477) if (ipr_cmd->completion.done || ioa_cfg->in_reset_reload) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5478) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5479) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5480) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5481)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5482) sdev_printk(KERN_ERR, ipr_cmd->u.sdev, "Abort timed out. Resetting bus.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5483) reset_cmd = ipr_get_free_ipr_cmnd(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5484) ipr_cmd->sibling = reset_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5485) reset_cmd->sibling = ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5486) reset_cmd->ioarcb.res_handle = ipr_cmd->ioarcb.res_handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5487) cmd_pkt = &reset_cmd->ioarcb.cmd_pkt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5488) cmd_pkt->request_type = IPR_RQTYPE_IOACMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5489) cmd_pkt->cdb[0] = IPR_RESET_DEVICE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5490) cmd_pkt->cdb[2] = IPR_RESET_TYPE_SELECT | IPR_BUS_RESET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5491)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5492) ipr_do_req(reset_cmd, ipr_bus_reset_done, ipr_timeout, IPR_DEVICE_RESET_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5493) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5494) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5495) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5496)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5497) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5498) * ipr_cancel_op - Cancel specified op
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5499) * @scsi_cmd: scsi command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5500) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5501) * This function cancels specified op.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5502) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5503) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5504) * SUCCESS / FAILED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5505) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5506) static int ipr_cancel_op(struct scsi_cmnd *scsi_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5507) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5508) struct ipr_cmnd *ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5509) struct ipr_ioa_cfg *ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5510) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5511) struct ipr_cmd_pkt *cmd_pkt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5512) u32 ioasc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5513) int i, op_found = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5514) struct ipr_hrr_queue *hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5515)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5516) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5517) ioa_cfg = (struct ipr_ioa_cfg *)scsi_cmd->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5518) res = scsi_cmd->device->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5519)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5520) /* If we are currently going through reset/reload, return failed.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5521) * This will force the mid-layer to call ipr_eh_host_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5522) * which will then go to sleep and wait for the reset to complete
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5523) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5524) if (ioa_cfg->in_reset_reload ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5525) ioa_cfg->hrrq[IPR_INIT_HRRQ].ioa_is_dead)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5526) return FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5527) if (!res)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5528) return FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5529)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5530) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5531) * If we are aborting a timed out op, chances are that the timeout was caused
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5532) * by a still not detected EEH error. In such cases, reading a register will
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5533) * trigger the EEH recovery infrastructure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5534) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5535) readl(ioa_cfg->regs.sense_interrupt_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5536)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5537) if (!ipr_is_gscsi(res))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5538) return FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5539)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5540) for_each_hrrq(hrrq, ioa_cfg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5541) spin_lock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5542) for (i = hrrq->min_cmd_id; i <= hrrq->max_cmd_id; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5543) if (ioa_cfg->ipr_cmnd_list[i]->scsi_cmd == scsi_cmd) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5544) if (!ipr_cmnd_is_free(ioa_cfg->ipr_cmnd_list[i])) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5545) op_found = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5546) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5547) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5548) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5549) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5550) spin_unlock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5551) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5552)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5553) if (!op_found)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5554) return SUCCESS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5555)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5556) ipr_cmd = ipr_get_free_ipr_cmnd(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5557) ipr_cmd->ioarcb.res_handle = res->res_handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5558) cmd_pkt = &ipr_cmd->ioarcb.cmd_pkt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5559) cmd_pkt->request_type = IPR_RQTYPE_IOACMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5560) cmd_pkt->cdb[0] = IPR_CANCEL_ALL_REQUESTS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5561) ipr_cmd->u.sdev = scsi_cmd->device;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5562)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5563) scmd_printk(KERN_ERR, scsi_cmd, "Aborting command: %02X\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5564) scsi_cmd->cmnd[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5565) ipr_send_blocking_cmd(ipr_cmd, ipr_abort_timeout, IPR_CANCEL_ALL_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5566) ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5567)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5568) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5569) * If the abort task timed out and we sent a bus reset, we will get
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5570) * one the following responses to the abort
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5571) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5572) if (ioasc == IPR_IOASC_BUS_WAS_RESET || ioasc == IPR_IOASC_SYNC_REQUIRED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5573) ioasc = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5574) ipr_trace;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5575) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5576)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5577) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5578) if (!ipr_is_naca_model(res))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5579) res->needs_sync_complete = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5580)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5581) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5582) return IPR_IOASC_SENSE_KEY(ioasc) ? FAILED : SUCCESS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5583) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5584)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5585) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5586) * ipr_eh_abort - Abort a single op
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5587) * @shost: scsi host struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5588) * @elapsed_time: elapsed time
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5589) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5590) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5591) * 0 if scan in progress / 1 if scan is complete
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5592) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5593) static int ipr_scan_finished(struct Scsi_Host *shost, unsigned long elapsed_time)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5594) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5595) unsigned long lock_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5596) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *) shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5597) int rc = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5598)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5599) spin_lock_irqsave(shost->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5600) if (ioa_cfg->hrrq[IPR_INIT_HRRQ].ioa_is_dead || ioa_cfg->scan_done)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5601) rc = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5602) if ((elapsed_time/HZ) > (ioa_cfg->transop_timeout * 2))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5603) rc = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5604) spin_unlock_irqrestore(shost->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5605) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5606) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5607)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5608) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5609) * ipr_eh_host_reset - Reset the host adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5610) * @scsi_cmd: scsi command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5611) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5612) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5613) * SUCCESS / FAILED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5614) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5615) static int ipr_eh_abort(struct scsi_cmnd *scsi_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5616) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5617) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5618) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5619) struct ipr_ioa_cfg *ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5620)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5621) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5622)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5623) ioa_cfg = (struct ipr_ioa_cfg *) scsi_cmd->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5624)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5625) spin_lock_irqsave(scsi_cmd->device->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5626) rc = ipr_cancel_op(scsi_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5627) spin_unlock_irqrestore(scsi_cmd->device->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5628)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5629) if (rc == SUCCESS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5630) rc = ipr_wait_for_ops(ioa_cfg, scsi_cmd->device, ipr_match_lun);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5631) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5632) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5633) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5634)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5635) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5636) * ipr_handle_other_interrupt - Handle "other" interrupts
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5637) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5638) * @int_reg: interrupt register
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5639) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5640) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5641) * IRQ_NONE / IRQ_HANDLED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5642) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5643) static irqreturn_t ipr_handle_other_interrupt(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5644) u32 int_reg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5645) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5646) irqreturn_t rc = IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5647) u32 int_mask_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5648)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5649) int_mask_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5650) int_reg &= ~int_mask_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5651)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5652) /* If an interrupt on the adapter did not occur, ignore it.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5653) * Or in the case of SIS 64, check for a stage change interrupt.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5654) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5655) if ((int_reg & IPR_PCII_OPER_INTERRUPTS) == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5656) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5657) int_mask_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5658) int_reg = readl(ioa_cfg->regs.sense_interrupt_reg) & ~int_mask_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5659) if (int_reg & IPR_PCII_IPL_STAGE_CHANGE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5660)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5661) /* clear stage change */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5662) writel(IPR_PCII_IPL_STAGE_CHANGE, ioa_cfg->regs.clr_interrupt_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5663) int_reg = readl(ioa_cfg->regs.sense_interrupt_reg) & ~int_mask_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5664) list_del(&ioa_cfg->reset_cmd->queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5665) del_timer(&ioa_cfg->reset_cmd->timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5666) ipr_reset_ioa_job(ioa_cfg->reset_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5667) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5668) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5669) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5670)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5671) return IRQ_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5672) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5673)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5674) if (int_reg & IPR_PCII_IOA_TRANS_TO_OPER) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5675) /* Mask the interrupt */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5676) writel(IPR_PCII_IOA_TRANS_TO_OPER, ioa_cfg->regs.set_interrupt_mask_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5677) int_reg = readl(ioa_cfg->regs.sense_interrupt_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5678)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5679) list_del(&ioa_cfg->reset_cmd->queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5680) del_timer(&ioa_cfg->reset_cmd->timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5681) ipr_reset_ioa_job(ioa_cfg->reset_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5682) } else if ((int_reg & IPR_PCII_HRRQ_UPDATED) == int_reg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5683) if (ioa_cfg->clear_isr) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5684) if (ipr_debug && printk_ratelimit())
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5685) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5686) "Spurious interrupt detected. 0x%08X\n", int_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5687) writel(IPR_PCII_HRRQ_UPDATED, ioa_cfg->regs.clr_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5688) int_reg = readl(ioa_cfg->regs.sense_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5689) return IRQ_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5690) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5691) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5692) if (int_reg & IPR_PCII_IOA_UNIT_CHECKED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5693) ioa_cfg->ioa_unit_checked = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5694) else if (int_reg & IPR_PCII_NO_HOST_RRQ)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5695) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5696) "No Host RRQ. 0x%08X\n", int_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5697) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5698) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5699) "Permanent IOA failure. 0x%08X\n", int_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5700)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5701) if (WAIT_FOR_DUMP == ioa_cfg->sdt_state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5702) ioa_cfg->sdt_state = GET_DUMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5703)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5704) ipr_mask_and_clear_interrupts(ioa_cfg, ~0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5705) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5706) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5707)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5708) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5709) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5710)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5711) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5712) * ipr_isr_eh - Interrupt service routine error handler
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5713) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5714) * @msg: message to log
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5715) * @number: various meanings depending on the caller/message
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5716) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5717) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5718) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5719) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5720) static void ipr_isr_eh(struct ipr_ioa_cfg *ioa_cfg, char *msg, u16 number)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5721) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5722) ioa_cfg->errors_logged++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5723) dev_err(&ioa_cfg->pdev->dev, "%s %d\n", msg, number);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5724)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5725) if (WAIT_FOR_DUMP == ioa_cfg->sdt_state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5726) ioa_cfg->sdt_state = GET_DUMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5727)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5728) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5729) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5730)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5731) static int ipr_process_hrrq(struct ipr_hrr_queue *hrr_queue, int budget,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5732) struct list_head *doneq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5733) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5734) u32 ioasc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5735) u16 cmd_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5736) struct ipr_cmnd *ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5737) struct ipr_ioa_cfg *ioa_cfg = hrr_queue->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5738) int num_hrrq = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5739)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5740) /* If interrupts are disabled, ignore the interrupt */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5741) if (!hrr_queue->allow_interrupts)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5742) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5743)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5744) while ((be32_to_cpu(*hrr_queue->hrrq_curr) & IPR_HRRQ_TOGGLE_BIT) ==
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5745) hrr_queue->toggle_bit) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5746)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5747) cmd_index = (be32_to_cpu(*hrr_queue->hrrq_curr) &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5748) IPR_HRRQ_REQ_RESP_HANDLE_MASK) >>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5749) IPR_HRRQ_REQ_RESP_HANDLE_SHIFT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5750)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5751) if (unlikely(cmd_index > hrr_queue->max_cmd_id ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5752) cmd_index < hrr_queue->min_cmd_id)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5753) ipr_isr_eh(ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5754) "Invalid response handle from IOA: ",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5755) cmd_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5756) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5757) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5758)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5759) ipr_cmd = ioa_cfg->ipr_cmnd_list[cmd_index];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5760) ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5761)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5762) ipr_trc_hook(ipr_cmd, IPR_TRACE_FINISH, ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5763)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5764) list_move_tail(&ipr_cmd->queue, doneq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5765)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5766) if (hrr_queue->hrrq_curr < hrr_queue->hrrq_end) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5767) hrr_queue->hrrq_curr++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5768) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5769) hrr_queue->hrrq_curr = hrr_queue->hrrq_start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5770) hrr_queue->toggle_bit ^= 1u;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5771) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5772) num_hrrq++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5773) if (budget > 0 && num_hrrq >= budget)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5774) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5775) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5776)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5777) return num_hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5778) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5779)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5780) static int ipr_iopoll(struct irq_poll *iop, int budget)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5781) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5782) struct ipr_hrr_queue *hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5783) struct ipr_cmnd *ipr_cmd, *temp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5784) unsigned long hrrq_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5785) int completed_ops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5786) LIST_HEAD(doneq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5787)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5788) hrrq = container_of(iop, struct ipr_hrr_queue, iopoll);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5789)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5790) spin_lock_irqsave(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5791) completed_ops = ipr_process_hrrq(hrrq, budget, &doneq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5792)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5793) if (completed_ops < budget)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5794) irq_poll_complete(iop);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5795) spin_unlock_irqrestore(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5796)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5797) list_for_each_entry_safe(ipr_cmd, temp, &doneq, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5798) list_del(&ipr_cmd->queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5799) del_timer(&ipr_cmd->timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5800) ipr_cmd->fast_done(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5801) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5802)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5803) return completed_ops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5804) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5805)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5806) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5807) * ipr_isr - Interrupt service routine
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5808) * @irq: irq number
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5809) * @devp: pointer to ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5810) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5811) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5812) * IRQ_NONE / IRQ_HANDLED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5813) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5814) static irqreturn_t ipr_isr(int irq, void *devp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5815) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5816) struct ipr_hrr_queue *hrrq = (struct ipr_hrr_queue *)devp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5817) struct ipr_ioa_cfg *ioa_cfg = hrrq->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5818) unsigned long hrrq_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5819) u32 int_reg = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5820) int num_hrrq = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5821) int irq_none = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5822) struct ipr_cmnd *ipr_cmd, *temp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5823) irqreturn_t rc = IRQ_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5824) LIST_HEAD(doneq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5825)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5826) spin_lock_irqsave(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5827) /* If interrupts are disabled, ignore the interrupt */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5828) if (!hrrq->allow_interrupts) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5829) spin_unlock_irqrestore(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5830) return IRQ_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5831) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5832)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5833) while (1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5834) if (ipr_process_hrrq(hrrq, -1, &doneq)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5835) rc = IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5836)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5837) if (!ioa_cfg->clear_isr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5838) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5839)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5840) /* Clear the PCI interrupt */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5841) num_hrrq = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5842) do {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5843) writel(IPR_PCII_HRRQ_UPDATED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5844) ioa_cfg->regs.clr_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5845) int_reg = readl(ioa_cfg->regs.sense_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5846) } while (int_reg & IPR_PCII_HRRQ_UPDATED &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5847) num_hrrq++ < IPR_MAX_HRRQ_RETRIES);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5848)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5849) } else if (rc == IRQ_NONE && irq_none == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5850) int_reg = readl(ioa_cfg->regs.sense_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5851) irq_none++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5852) } else if (num_hrrq == IPR_MAX_HRRQ_RETRIES &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5853) int_reg & IPR_PCII_HRRQ_UPDATED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5854) ipr_isr_eh(ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5855) "Error clearing HRRQ: ", num_hrrq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5856) rc = IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5857) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5858) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5859) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5860) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5861)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5862) if (unlikely(rc == IRQ_NONE))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5863) rc = ipr_handle_other_interrupt(ioa_cfg, int_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5864)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5865) spin_unlock_irqrestore(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5866) list_for_each_entry_safe(ipr_cmd, temp, &doneq, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5867) list_del(&ipr_cmd->queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5868) del_timer(&ipr_cmd->timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5869) ipr_cmd->fast_done(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5870) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5871) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5872) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5873)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5874) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5875) * ipr_isr_mhrrq - Interrupt service routine
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5876) * @irq: irq number
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5877) * @devp: pointer to ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5878) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5879) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5880) * IRQ_NONE / IRQ_HANDLED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5881) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5882) static irqreturn_t ipr_isr_mhrrq(int irq, void *devp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5883) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5884) struct ipr_hrr_queue *hrrq = (struct ipr_hrr_queue *)devp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5885) struct ipr_ioa_cfg *ioa_cfg = hrrq->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5886) unsigned long hrrq_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5887) struct ipr_cmnd *ipr_cmd, *temp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5888) irqreturn_t rc = IRQ_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5889) LIST_HEAD(doneq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5890)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5891) spin_lock_irqsave(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5892)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5893) /* If interrupts are disabled, ignore the interrupt */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5894) if (!hrrq->allow_interrupts) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5895) spin_unlock_irqrestore(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5896) return IRQ_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5897) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5898)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5899) if (ioa_cfg->iopoll_weight && ioa_cfg->sis64 && ioa_cfg->nvectors > 1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5900) if ((be32_to_cpu(*hrrq->hrrq_curr) & IPR_HRRQ_TOGGLE_BIT) ==
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5901) hrrq->toggle_bit) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5902) irq_poll_sched(&hrrq->iopoll);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5903) spin_unlock_irqrestore(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5904) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5905) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5906) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5907) if ((be32_to_cpu(*hrrq->hrrq_curr) & IPR_HRRQ_TOGGLE_BIT) ==
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5908) hrrq->toggle_bit)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5909)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5910) if (ipr_process_hrrq(hrrq, -1, &doneq))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5911) rc = IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5912) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5913)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5914) spin_unlock_irqrestore(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5915)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5916) list_for_each_entry_safe(ipr_cmd, temp, &doneq, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5917) list_del(&ipr_cmd->queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5918) del_timer(&ipr_cmd->timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5919) ipr_cmd->fast_done(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5920) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5921) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5922) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5923)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5924) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5925) * ipr_build_ioadl64 - Build a scatter/gather list and map the buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5926) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5927) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5928) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5929) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5930) * 0 on success / -1 on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5931) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5932) static int ipr_build_ioadl64(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5933) struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5934) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5935) int i, nseg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5936) struct scatterlist *sg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5937) u32 length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5938) u32 ioadl_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5939) struct scsi_cmnd *scsi_cmd = ipr_cmd->scsi_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5940) struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5941) struct ipr_ioadl64_desc *ioadl64 = ipr_cmd->i.ioadl64;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5942)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5943) length = scsi_bufflen(scsi_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5944) if (!length)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5945) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5946)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5947) nseg = scsi_dma_map(scsi_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5948) if (nseg < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5949) if (printk_ratelimit())
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5950) dev_err(&ioa_cfg->pdev->dev, "scsi_dma_map failed!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5951) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5952) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5953)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5954) ipr_cmd->dma_use_sg = nseg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5955)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5956) ioarcb->data_transfer_length = cpu_to_be32(length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5957) ioarcb->ioadl_len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5958) cpu_to_be32(sizeof(struct ipr_ioadl64_desc) * ipr_cmd->dma_use_sg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5959)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5960) if (scsi_cmd->sc_data_direction == DMA_TO_DEVICE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5961) ioadl_flags = IPR_IOADL_FLAGS_WRITE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5962) ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5963) } else if (scsi_cmd->sc_data_direction == DMA_FROM_DEVICE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5964) ioadl_flags = IPR_IOADL_FLAGS_READ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5965)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5966) scsi_for_each_sg(scsi_cmd, sg, ipr_cmd->dma_use_sg, i) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5967) ioadl64[i].flags = cpu_to_be32(ioadl_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5968) ioadl64[i].data_len = cpu_to_be32(sg_dma_len(sg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5969) ioadl64[i].address = cpu_to_be64(sg_dma_address(sg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5970) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5971)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5972) ioadl64[i-1].flags |= cpu_to_be32(IPR_IOADL_FLAGS_LAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5973) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5974) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5975)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5976) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5977) * ipr_build_ioadl - Build a scatter/gather list and map the buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5978) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5979) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5980) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5981) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5982) * 0 on success / -1 on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5983) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5984) static int ipr_build_ioadl(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5985) struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5986) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5987) int i, nseg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5988) struct scatterlist *sg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5989) u32 length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5990) u32 ioadl_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5991) struct scsi_cmnd *scsi_cmd = ipr_cmd->scsi_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5992) struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5993) struct ipr_ioadl_desc *ioadl = ipr_cmd->i.ioadl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5994)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5995) length = scsi_bufflen(scsi_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5996) if (!length)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5997) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5998)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5999) nseg = scsi_dma_map(scsi_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6000) if (nseg < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6001) dev_err(&ioa_cfg->pdev->dev, "scsi_dma_map failed!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6002) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6003) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6004)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6005) ipr_cmd->dma_use_sg = nseg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6006)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6007) if (scsi_cmd->sc_data_direction == DMA_TO_DEVICE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6008) ioadl_flags = IPR_IOADL_FLAGS_WRITE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6009) ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6010) ioarcb->data_transfer_length = cpu_to_be32(length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6011) ioarcb->ioadl_len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6012) cpu_to_be32(sizeof(struct ipr_ioadl_desc) * ipr_cmd->dma_use_sg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6013) } else if (scsi_cmd->sc_data_direction == DMA_FROM_DEVICE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6014) ioadl_flags = IPR_IOADL_FLAGS_READ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6015) ioarcb->read_data_transfer_length = cpu_to_be32(length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6016) ioarcb->read_ioadl_len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6017) cpu_to_be32(sizeof(struct ipr_ioadl_desc) * ipr_cmd->dma_use_sg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6018) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6019)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6020) if (ipr_cmd->dma_use_sg <= ARRAY_SIZE(ioarcb->u.add_data.u.ioadl)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6021) ioadl = ioarcb->u.add_data.u.ioadl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6022) ioarcb->write_ioadl_addr = cpu_to_be32((ipr_cmd->dma_addr) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6023) offsetof(struct ipr_ioarcb, u.add_data));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6024) ioarcb->read_ioadl_addr = ioarcb->write_ioadl_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6025) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6026)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6027) scsi_for_each_sg(scsi_cmd, sg, ipr_cmd->dma_use_sg, i) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6028) ioadl[i].flags_and_data_len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6029) cpu_to_be32(ioadl_flags | sg_dma_len(sg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6030) ioadl[i].address = cpu_to_be32(sg_dma_address(sg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6031) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6032)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6033) ioadl[i-1].flags_and_data_len |= cpu_to_be32(IPR_IOADL_FLAGS_LAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6034) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6035) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6036)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6037) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6038) * __ipr_erp_done - Process completion of ERP for a device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6039) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6040) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6041) * This function copies the sense buffer into the scsi_cmd
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6042) * struct and pushes the scsi_done function.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6043) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6044) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6045) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6046) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6047) static void __ipr_erp_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6048) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6049) struct scsi_cmnd *scsi_cmd = ipr_cmd->scsi_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6050) struct ipr_resource_entry *res = scsi_cmd->device->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6051) u32 ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6052)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6053) if (IPR_IOASC_SENSE_KEY(ioasc) > 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6054) scsi_cmd->result |= (DID_ERROR << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6055) scmd_printk(KERN_ERR, scsi_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6056) "Request Sense failed with IOASC: 0x%08X\n", ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6057) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6058) memcpy(scsi_cmd->sense_buffer, ipr_cmd->sense_buffer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6059) SCSI_SENSE_BUFFERSIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6060) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6061)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6062) if (res) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6063) if (!ipr_is_naca_model(res))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6064) res->needs_sync_complete = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6065) res->in_erp = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6066) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6067) scsi_dma_unmap(ipr_cmd->scsi_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6068) scsi_cmd->scsi_done(scsi_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6069) if (ipr_cmd->eh_comp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6070) complete(ipr_cmd->eh_comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6071) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6072) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6073)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6074) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6075) * ipr_erp_done - Process completion of ERP for a device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6076) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6077) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6078) * This function copies the sense buffer into the scsi_cmd
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6079) * struct and pushes the scsi_done function.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6080) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6081) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6082) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6083) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6084) static void ipr_erp_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6085) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6086) struct ipr_hrr_queue *hrrq = ipr_cmd->hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6087) unsigned long hrrq_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6088)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6089) spin_lock_irqsave(&hrrq->_lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6090) __ipr_erp_done(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6091) spin_unlock_irqrestore(&hrrq->_lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6092) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6093)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6094) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6095) * ipr_reinit_ipr_cmnd_for_erp - Re-initialize a cmnd block to be used for ERP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6096) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6097) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6098) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6099) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6100) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6101) static void ipr_reinit_ipr_cmnd_for_erp(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6102) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6103) struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6104) struct ipr_ioasa *ioasa = &ipr_cmd->s.ioasa;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6105) dma_addr_t dma_addr = ipr_cmd->dma_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6106)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6107) memset(&ioarcb->cmd_pkt, 0, sizeof(struct ipr_cmd_pkt));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6108) ioarcb->data_transfer_length = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6109) ioarcb->read_data_transfer_length = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6110) ioarcb->ioadl_len = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6111) ioarcb->read_ioadl_len = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6112) ioasa->hdr.ioasc = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6113) ioasa->hdr.residual_data_len = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6114)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6115) if (ipr_cmd->ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6116) ioarcb->u.sis64_addr_data.data_ioadl_addr =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6117) cpu_to_be64(dma_addr + offsetof(struct ipr_cmnd, i.ioadl64));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6118) else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6119) ioarcb->write_ioadl_addr =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6120) cpu_to_be32(dma_addr + offsetof(struct ipr_cmnd, i.ioadl));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6121) ioarcb->read_ioadl_addr = ioarcb->write_ioadl_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6122) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6123) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6125) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6126) * __ipr_erp_request_sense - Send request sense to a device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6127) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6128) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6129) * This function sends a request sense to a device as a result
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6130) * of a check condition.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6131) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6132) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6133) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6134) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6135) static void __ipr_erp_request_sense(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6136) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6137) struct ipr_cmd_pkt *cmd_pkt = &ipr_cmd->ioarcb.cmd_pkt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6138) u32 ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6139)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6140) if (IPR_IOASC_SENSE_KEY(ioasc) > 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6141) __ipr_erp_done(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6142) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6143) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6144)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6145) ipr_reinit_ipr_cmnd_for_erp(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6146)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6147) cmd_pkt->request_type = IPR_RQTYPE_SCSICDB;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6148) cmd_pkt->cdb[0] = REQUEST_SENSE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6149) cmd_pkt->cdb[4] = SCSI_SENSE_BUFFERSIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6150) cmd_pkt->flags_hi |= IPR_FLAGS_HI_SYNC_OVERRIDE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6151) cmd_pkt->flags_hi |= IPR_FLAGS_HI_NO_ULEN_CHK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6152) cmd_pkt->timeout = cpu_to_be16(IPR_REQUEST_SENSE_TIMEOUT / HZ);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6153)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6154) ipr_init_ioadl(ipr_cmd, ipr_cmd->sense_buffer_dma,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6155) SCSI_SENSE_BUFFERSIZE, IPR_IOADL_FLAGS_READ_LAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6157) ipr_do_req(ipr_cmd, ipr_erp_done, ipr_timeout,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6158) IPR_REQUEST_SENSE_TIMEOUT * 2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6159) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6161) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6162) * ipr_erp_request_sense - Send request sense to a device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6163) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6164) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6165) * This function sends a request sense to a device as a result
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6166) * of a check condition.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6167) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6168) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6169) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6170) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6171) static void ipr_erp_request_sense(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6172) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6173) struct ipr_hrr_queue *hrrq = ipr_cmd->hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6174) unsigned long hrrq_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6176) spin_lock_irqsave(&hrrq->_lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6177) __ipr_erp_request_sense(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6178) spin_unlock_irqrestore(&hrrq->_lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6179) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6180)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6181) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6182) * ipr_erp_cancel_all - Send cancel all to a device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6183) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6184) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6185) * This function sends a cancel all to a device to clear the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6186) * queue. If we are running TCQ on the device, QERR is set to 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6187) * which means all outstanding ops have been dropped on the floor.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6188) * Cancel all will return them to us.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6189) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6190) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6191) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6192) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6193) static void ipr_erp_cancel_all(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6194) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6195) struct scsi_cmnd *scsi_cmd = ipr_cmd->scsi_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6196) struct ipr_resource_entry *res = scsi_cmd->device->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6197) struct ipr_cmd_pkt *cmd_pkt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6198)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6199) res->in_erp = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6200)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6201) ipr_reinit_ipr_cmnd_for_erp(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6202)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6203) if (!scsi_cmd->device->simple_tags) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6204) __ipr_erp_request_sense(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6205) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6206) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6207)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6208) cmd_pkt = &ipr_cmd->ioarcb.cmd_pkt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6209) cmd_pkt->request_type = IPR_RQTYPE_IOACMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6210) cmd_pkt->cdb[0] = IPR_CANCEL_ALL_REQUESTS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6211)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6212) ipr_do_req(ipr_cmd, ipr_erp_request_sense, ipr_timeout,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6213) IPR_CANCEL_ALL_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6214) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6215)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6216) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6217) * ipr_dump_ioasa - Dump contents of IOASA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6218) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6219) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6220) * @res: resource entry struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6221) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6222) * This function is invoked by the interrupt handler when ops
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6223) * fail. It will log the IOASA if appropriate. Only called
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6224) * for GPDD ops.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6225) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6226) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6227) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6228) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6229) static void ipr_dump_ioasa(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6230) struct ipr_cmnd *ipr_cmd, struct ipr_resource_entry *res)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6231) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6232) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6233) u16 data_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6234) u32 ioasc, fd_ioasc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6235) struct ipr_ioasa *ioasa = &ipr_cmd->s.ioasa;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6236) __be32 *ioasa_data = (__be32 *)ioasa;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6237) int error_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6239) ioasc = be32_to_cpu(ioasa->hdr.ioasc) & IPR_IOASC_IOASC_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6240) fd_ioasc = be32_to_cpu(ioasa->hdr.fd_ioasc) & IPR_IOASC_IOASC_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6241)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6242) if (0 == ioasc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6243) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6244)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6245) if (ioa_cfg->log_level < IPR_DEFAULT_LOG_LEVEL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6246) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6248) if (ioasc == IPR_IOASC_BUS_WAS_RESET && fd_ioasc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6249) error_index = ipr_get_error(fd_ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6250) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6251) error_index = ipr_get_error(ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6252)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6253) if (ioa_cfg->log_level < IPR_MAX_LOG_LEVEL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6254) /* Don't log an error if the IOA already logged one */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6255) if (ioasa->hdr.ilid != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6256) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6257)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6258) if (!ipr_is_gscsi(res))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6259) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6260)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6261) if (ipr_error_table[error_index].log_ioasa == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6262) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6263) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6264)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6265) ipr_res_err(ioa_cfg, res, "%s\n", ipr_error_table[error_index].error);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6267) data_len = be16_to_cpu(ioasa->hdr.ret_stat_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6268) if (ioa_cfg->sis64 && sizeof(struct ipr_ioasa64) < data_len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6269) data_len = sizeof(struct ipr_ioasa64);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6270) else if (!ioa_cfg->sis64 && sizeof(struct ipr_ioasa) < data_len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6271) data_len = sizeof(struct ipr_ioasa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6272)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6273) ipr_err("IOASA Dump:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6274)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6275) for (i = 0; i < data_len / 4; i += 4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6276) ipr_err("%08X: %08X %08X %08X %08X\n", i*4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6277) be32_to_cpu(ioasa_data[i]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6278) be32_to_cpu(ioasa_data[i+1]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6279) be32_to_cpu(ioasa_data[i+2]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6280) be32_to_cpu(ioasa_data[i+3]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6281) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6282) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6283)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6284) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6285) * ipr_gen_sense - Generate SCSI sense data from an IOASA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6286) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6287) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6288) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6289) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6290) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6291) static void ipr_gen_sense(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6292) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6293) u32 failing_lba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6294) u8 *sense_buf = ipr_cmd->scsi_cmd->sense_buffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6295) struct ipr_resource_entry *res = ipr_cmd->scsi_cmd->device->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6296) struct ipr_ioasa *ioasa = &ipr_cmd->s.ioasa;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6297) u32 ioasc = be32_to_cpu(ioasa->hdr.ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6298)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6299) memset(sense_buf, 0, SCSI_SENSE_BUFFERSIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6300)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6301) if (ioasc >= IPR_FIRST_DRIVER_IOASC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6302) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6303)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6304) ipr_cmd->scsi_cmd->result = SAM_STAT_CHECK_CONDITION;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6305)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6306) if (ipr_is_vset_device(res) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6307) ioasc == IPR_IOASC_MED_DO_NOT_REALLOC &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6308) ioasa->u.vset.failing_lba_hi != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6309) sense_buf[0] = 0x72;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6310) sense_buf[1] = IPR_IOASC_SENSE_KEY(ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6311) sense_buf[2] = IPR_IOASC_SENSE_CODE(ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6312) sense_buf[3] = IPR_IOASC_SENSE_QUAL(ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6313)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6314) sense_buf[7] = 12;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6315) sense_buf[8] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6316) sense_buf[9] = 0x0A;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6317) sense_buf[10] = 0x80;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6318)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6319) failing_lba = be32_to_cpu(ioasa->u.vset.failing_lba_hi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6320)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6321) sense_buf[12] = (failing_lba & 0xff000000) >> 24;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6322) sense_buf[13] = (failing_lba & 0x00ff0000) >> 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6323) sense_buf[14] = (failing_lba & 0x0000ff00) >> 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6324) sense_buf[15] = failing_lba & 0x000000ff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6325)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6326) failing_lba = be32_to_cpu(ioasa->u.vset.failing_lba_lo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6327)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6328) sense_buf[16] = (failing_lba & 0xff000000) >> 24;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6329) sense_buf[17] = (failing_lba & 0x00ff0000) >> 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6330) sense_buf[18] = (failing_lba & 0x0000ff00) >> 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6331) sense_buf[19] = failing_lba & 0x000000ff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6332) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6333) sense_buf[0] = 0x70;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6334) sense_buf[2] = IPR_IOASC_SENSE_KEY(ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6335) sense_buf[12] = IPR_IOASC_SENSE_CODE(ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6336) sense_buf[13] = IPR_IOASC_SENSE_QUAL(ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6337)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6338) /* Illegal request */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6339) if ((IPR_IOASC_SENSE_KEY(ioasc) == 0x05) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6340) (be32_to_cpu(ioasa->hdr.ioasc_specific) & IPR_FIELD_POINTER_VALID)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6341) sense_buf[7] = 10; /* additional length */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6342)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6343) /* IOARCB was in error */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6344) if (IPR_IOASC_SENSE_CODE(ioasc) == 0x24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6345) sense_buf[15] = 0xC0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6346) else /* Parameter data was invalid */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6347) sense_buf[15] = 0x80;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6348)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6349) sense_buf[16] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6350) ((IPR_FIELD_POINTER_MASK &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6351) be32_to_cpu(ioasa->hdr.ioasc_specific)) >> 8) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6352) sense_buf[17] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6353) (IPR_FIELD_POINTER_MASK &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6354) be32_to_cpu(ioasa->hdr.ioasc_specific)) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6355) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6356) if (ioasc == IPR_IOASC_MED_DO_NOT_REALLOC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6357) if (ipr_is_vset_device(res))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6358) failing_lba = be32_to_cpu(ioasa->u.vset.failing_lba_lo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6359) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6360) failing_lba = be32_to_cpu(ioasa->u.dasd.failing_lba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6361)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6362) sense_buf[0] |= 0x80; /* Or in the Valid bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6363) sense_buf[3] = (failing_lba & 0xff000000) >> 24;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6364) sense_buf[4] = (failing_lba & 0x00ff0000) >> 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6365) sense_buf[5] = (failing_lba & 0x0000ff00) >> 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6366) sense_buf[6] = failing_lba & 0x000000ff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6367) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6368)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6369) sense_buf[7] = 6; /* additional length */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6370) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6371) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6372) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6373)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6374) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6375) * ipr_get_autosense - Copy autosense data to sense buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6376) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6377) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6378) * This function copies the autosense buffer to the buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6379) * in the scsi_cmd, if there is autosense available.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6380) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6381) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6382) * 1 if autosense was available / 0 if not
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6383) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6384) static int ipr_get_autosense(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6385) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6386) struct ipr_ioasa *ioasa = &ipr_cmd->s.ioasa;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6387) struct ipr_ioasa64 *ioasa64 = &ipr_cmd->s.ioasa64;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6388)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6389) if ((be32_to_cpu(ioasa->hdr.ioasc_specific) & IPR_AUTOSENSE_VALID) == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6390) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6391)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6392) if (ipr_cmd->ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6393) memcpy(ipr_cmd->scsi_cmd->sense_buffer, ioasa64->auto_sense.data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6394) min_t(u16, be16_to_cpu(ioasa64->auto_sense.auto_sense_len),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6395) SCSI_SENSE_BUFFERSIZE));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6396) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6397) memcpy(ipr_cmd->scsi_cmd->sense_buffer, ioasa->auto_sense.data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6398) min_t(u16, be16_to_cpu(ioasa->auto_sense.auto_sense_len),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6399) SCSI_SENSE_BUFFERSIZE));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6400) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6401) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6402)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6403) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6404) * ipr_erp_start - Process an error response for a SCSI op
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6405) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6406) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6407) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6408) * This function determines whether or not to initiate ERP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6409) * on the affected device.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6410) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6411) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6412) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6413) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6414) static void ipr_erp_start(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6415) struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6416) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6417) struct scsi_cmnd *scsi_cmd = ipr_cmd->scsi_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6418) struct ipr_resource_entry *res = scsi_cmd->device->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6419) u32 ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6420) u32 masked_ioasc = ioasc & IPR_IOASC_IOASC_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6421)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6422) if (!res) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6423) __ipr_scsi_eh_done(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6424) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6425) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6426)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6427) if (!ipr_is_gscsi(res) && masked_ioasc != IPR_IOASC_HW_DEV_BUS_STATUS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6428) ipr_gen_sense(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6429)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6430) ipr_dump_ioasa(ioa_cfg, ipr_cmd, res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6431)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6432) switch (masked_ioasc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6433) case IPR_IOASC_ABORTED_CMD_TERM_BY_HOST:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6434) if (ipr_is_naca_model(res))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6435) scsi_cmd->result |= (DID_ABORT << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6436) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6437) scsi_cmd->result |= (DID_IMM_RETRY << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6438) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6439) case IPR_IOASC_IR_RESOURCE_HANDLE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6440) case IPR_IOASC_IR_NO_CMDS_TO_2ND_IOA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6441) scsi_cmd->result |= (DID_NO_CONNECT << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6442) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6443) case IPR_IOASC_HW_SEL_TIMEOUT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6444) scsi_cmd->result |= (DID_NO_CONNECT << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6445) if (!ipr_is_naca_model(res))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6446) res->needs_sync_complete = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6447) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6448) case IPR_IOASC_SYNC_REQUIRED:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6449) if (!res->in_erp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6450) res->needs_sync_complete = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6451) scsi_cmd->result |= (DID_IMM_RETRY << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6452) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6453) case IPR_IOASC_MED_DO_NOT_REALLOC: /* prevent retries */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6454) case IPR_IOASA_IR_DUAL_IOA_DISABLED:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6455) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6456) * exception: do not set DID_PASSTHROUGH on CHECK CONDITION
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6457) * so SCSI mid-layer and upper layers handle it accordingly.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6458) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6459) if (scsi_cmd->result != SAM_STAT_CHECK_CONDITION)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6460) scsi_cmd->result |= (DID_PASSTHROUGH << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6461) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6462) case IPR_IOASC_BUS_WAS_RESET:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6463) case IPR_IOASC_BUS_WAS_RESET_BY_OTHER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6464) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6465) * Report the bus reset and ask for a retry. The device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6466) * will give CC/UA the next command.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6467) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6468) if (!res->resetting_device)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6469) scsi_report_bus_reset(ioa_cfg->host, scsi_cmd->device->channel);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6470) scsi_cmd->result |= (DID_ERROR << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6471) if (!ipr_is_naca_model(res))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6472) res->needs_sync_complete = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6473) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6474) case IPR_IOASC_HW_DEV_BUS_STATUS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6475) scsi_cmd->result |= IPR_IOASC_SENSE_STATUS(ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6476) if (IPR_IOASC_SENSE_STATUS(ioasc) == SAM_STAT_CHECK_CONDITION) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6477) if (!ipr_get_autosense(ipr_cmd)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6478) if (!ipr_is_naca_model(res)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6479) ipr_erp_cancel_all(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6480) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6481) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6482) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6483) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6484) if (!ipr_is_naca_model(res))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6485) res->needs_sync_complete = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6486) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6487) case IPR_IOASC_NR_INIT_CMD_REQUIRED:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6488) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6489) case IPR_IOASC_IR_NON_OPTIMIZED:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6490) if (res->raw_mode) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6491) res->raw_mode = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6492) scsi_cmd->result |= (DID_IMM_RETRY << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6493) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6494) scsi_cmd->result |= (DID_ERROR << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6495) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6496) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6497) if (IPR_IOASC_SENSE_KEY(ioasc) > RECOVERED_ERROR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6498) scsi_cmd->result |= (DID_ERROR << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6499) if (!ipr_is_vset_device(res) && !ipr_is_naca_model(res))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6500) res->needs_sync_complete = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6501) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6502) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6503)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6504) scsi_dma_unmap(ipr_cmd->scsi_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6505) scsi_cmd->scsi_done(scsi_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6506) if (ipr_cmd->eh_comp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6507) complete(ipr_cmd->eh_comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6508) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6509) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6510)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6511) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6512) * ipr_scsi_done - mid-layer done function
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6513) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6514) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6515) * This function is invoked by the interrupt handler for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6516) * ops generated by the SCSI mid-layer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6517) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6518) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6519) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6520) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6521) static void ipr_scsi_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6522) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6523) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6524) struct scsi_cmnd *scsi_cmd = ipr_cmd->scsi_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6525) u32 ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6526) unsigned long lock_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6527)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6528) scsi_set_resid(scsi_cmd, be32_to_cpu(ipr_cmd->s.ioasa.hdr.residual_data_len));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6529)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6530) if (likely(IPR_IOASC_SENSE_KEY(ioasc) == 0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6531) scsi_dma_unmap(scsi_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6532)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6533) spin_lock_irqsave(ipr_cmd->hrrq->lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6534) scsi_cmd->scsi_done(scsi_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6535) if (ipr_cmd->eh_comp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6536) complete(ipr_cmd->eh_comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6537) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6538) spin_unlock_irqrestore(ipr_cmd->hrrq->lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6539) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6540) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6541) spin_lock(&ipr_cmd->hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6542) ipr_erp_start(ioa_cfg, ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6543) spin_unlock(&ipr_cmd->hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6544) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6545) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6546) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6547)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6548) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6549) * ipr_queuecommand - Queue a mid-layer request
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6550) * @shost: scsi host struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6551) * @scsi_cmd: scsi command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6552) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6553) * This function queues a request generated by the mid-layer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6554) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6555) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6556) * 0 on success
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6557) * SCSI_MLQUEUE_DEVICE_BUSY if device is busy
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6558) * SCSI_MLQUEUE_HOST_BUSY if host is busy
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6559) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6560) static int ipr_queuecommand(struct Scsi_Host *shost,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6561) struct scsi_cmnd *scsi_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6562) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6563) struct ipr_ioa_cfg *ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6564) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6565) struct ipr_ioarcb *ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6566) struct ipr_cmnd *ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6567) unsigned long hrrq_flags, lock_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6568) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6569) struct ipr_hrr_queue *hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6570) int hrrq_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6571)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6572) ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6573)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6574) scsi_cmd->result = (DID_OK << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6575) res = scsi_cmd->device->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6576)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6577) if (ipr_is_gata(res) && res->sata_port) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6578) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6579) rc = ata_sas_queuecmd(scsi_cmd, res->sata_port->ap);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6580) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6581) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6582) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6583)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6584) hrrq_id = ipr_get_hrrq_index(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6585) hrrq = &ioa_cfg->hrrq[hrrq_id];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6586)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6587) spin_lock_irqsave(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6588) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6589) * We are currently blocking all devices due to a host reset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6590) * We have told the host to stop giving us new requests, but
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6591) * ERP ops don't count. FIXME
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6592) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6593) if (unlikely(!hrrq->allow_cmds && !hrrq->ioa_is_dead && !hrrq->removing_ioa)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6594) spin_unlock_irqrestore(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6595) return SCSI_MLQUEUE_HOST_BUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6596) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6597)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6598) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6599) * FIXME - Create scsi_set_host_offline interface
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6600) * and the ioa_is_dead check can be removed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6601) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6602) if (unlikely(hrrq->ioa_is_dead || hrrq->removing_ioa || !res)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6603) spin_unlock_irqrestore(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6604) goto err_nodev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6605) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6606)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6607) ipr_cmd = __ipr_get_free_ipr_cmnd(hrrq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6608) if (ipr_cmd == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6609) spin_unlock_irqrestore(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6610) return SCSI_MLQUEUE_HOST_BUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6611) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6612) spin_unlock_irqrestore(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6613)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6614) ipr_init_ipr_cmnd(ipr_cmd, ipr_scsi_done);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6615) ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6616)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6617) memcpy(ioarcb->cmd_pkt.cdb, scsi_cmd->cmnd, scsi_cmd->cmd_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6618) ipr_cmd->scsi_cmd = scsi_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6619) ipr_cmd->done = ipr_scsi_eh_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6620)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6621) if (ipr_is_gscsi(res)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6622) if (scsi_cmd->underflow == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6623) ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_NO_ULEN_CHK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6624)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6625) if (res->reset_occurred) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6626) res->reset_occurred = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6627) ioarcb->cmd_pkt.flags_lo |= IPR_FLAGS_LO_DELAY_AFTER_RST;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6628) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6629) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6630)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6631) if (ipr_is_gscsi(res) || ipr_is_vset_device(res)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6632) ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_NO_LINK_DESC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6633)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6634) ioarcb->cmd_pkt.flags_lo |= IPR_FLAGS_LO_ALIGNED_BFR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6635) if (scsi_cmd->flags & SCMD_TAGGED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6636) ioarcb->cmd_pkt.flags_lo |= IPR_FLAGS_LO_SIMPLE_TASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6637) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6638) ioarcb->cmd_pkt.flags_lo |= IPR_FLAGS_LO_UNTAGGED_TASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6639) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6640)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6641) if (scsi_cmd->cmnd[0] >= 0xC0 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6642) (!ipr_is_gscsi(res) || scsi_cmd->cmnd[0] == IPR_QUERY_RSRC_STATE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6643) ioarcb->cmd_pkt.request_type = IPR_RQTYPE_IOACMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6644) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6645) if (res->raw_mode && ipr_is_af_dasd_device(res)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6646) ioarcb->cmd_pkt.request_type = IPR_RQTYPE_PIPE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6647)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6648) if (scsi_cmd->underflow == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6649) ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_NO_ULEN_CHK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6650) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6651)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6652) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6653) rc = ipr_build_ioadl64(ioa_cfg, ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6654) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6655) rc = ipr_build_ioadl(ioa_cfg, ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6656)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6657) spin_lock_irqsave(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6658) if (unlikely(rc || (!hrrq->allow_cmds && !hrrq->ioa_is_dead))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6659) list_add_tail(&ipr_cmd->queue, &hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6660) spin_unlock_irqrestore(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6661) if (!rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6662) scsi_dma_unmap(scsi_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6663) return SCSI_MLQUEUE_HOST_BUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6664) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6665)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6666) if (unlikely(hrrq->ioa_is_dead)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6667) list_add_tail(&ipr_cmd->queue, &hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6668) spin_unlock_irqrestore(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6669) scsi_dma_unmap(scsi_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6670) goto err_nodev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6671) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6672)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6673) ioarcb->res_handle = res->res_handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6674) if (res->needs_sync_complete) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6675) ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_SYNC_COMPLETE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6676) res->needs_sync_complete = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6677) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6678) list_add_tail(&ipr_cmd->queue, &hrrq->hrrq_pending_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6679) ipr_trc_hook(ipr_cmd, IPR_TRACE_START, IPR_GET_RES_PHYS_LOC(res));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6680) ipr_send_command(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6681) spin_unlock_irqrestore(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6682) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6683)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6684) err_nodev:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6685) spin_lock_irqsave(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6686) memset(scsi_cmd->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6687) scsi_cmd->result = (DID_NO_CONNECT << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6688) scsi_cmd->scsi_done(scsi_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6689) spin_unlock_irqrestore(hrrq->lock, hrrq_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6690) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6691) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6692)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6693) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6694) * ipr_ioctl - IOCTL handler
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6695) * @sdev: scsi device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6696) * @cmd: IOCTL cmd
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6697) * @arg: IOCTL arg
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6698) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6699) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6700) * 0 on success / other on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6701) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6702) static int ipr_ioctl(struct scsi_device *sdev, unsigned int cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6703) void __user *arg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6704) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6705) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6706)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6707) res = (struct ipr_resource_entry *)sdev->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6708) if (res && ipr_is_gata(res)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6709) if (cmd == HDIO_GET_IDENTITY)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6710) return -ENOTTY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6711) return ata_sas_scsi_ioctl(res->sata_port->ap, sdev, cmd, arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6712) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6713)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6714) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6715) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6716)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6717) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6718) * ipr_info - Get information about the card/driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6719) * @host: scsi host struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6720) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6721) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6722) * pointer to buffer with description string
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6723) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6724) static const char *ipr_ioa_info(struct Scsi_Host *host)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6725) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6726) static char buffer[512];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6727) struct ipr_ioa_cfg *ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6728) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6729)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6730) ioa_cfg = (struct ipr_ioa_cfg *) host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6731)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6732) spin_lock_irqsave(host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6733) sprintf(buffer, "IBM %X Storage Adapter", ioa_cfg->type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6734) spin_unlock_irqrestore(host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6735)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6736) return buffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6737) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6738)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6739) static struct scsi_host_template driver_template = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6740) .module = THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6741) .name = "IPR",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6742) .info = ipr_ioa_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6743) .ioctl = ipr_ioctl,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6744) #ifdef CONFIG_COMPAT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6745) .compat_ioctl = ipr_ioctl,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6746) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6747) .queuecommand = ipr_queuecommand,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6748) .dma_need_drain = ata_scsi_dma_need_drain,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6749) .eh_abort_handler = ipr_eh_abort,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6750) .eh_device_reset_handler = ipr_eh_dev_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6751) .eh_host_reset_handler = ipr_eh_host_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6752) .slave_alloc = ipr_slave_alloc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6753) .slave_configure = ipr_slave_configure,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6754) .slave_destroy = ipr_slave_destroy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6755) .scan_finished = ipr_scan_finished,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6756) .target_alloc = ipr_target_alloc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6757) .target_destroy = ipr_target_destroy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6758) .change_queue_depth = ipr_change_queue_depth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6759) .bios_param = ipr_biosparam,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6760) .can_queue = IPR_MAX_COMMANDS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6761) .this_id = -1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6762) .sg_tablesize = IPR_MAX_SGLIST,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6763) .max_sectors = IPR_IOA_MAX_SECTORS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6764) .cmd_per_lun = IPR_MAX_CMD_PER_LUN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6765) .shost_attrs = ipr_ioa_attrs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6766) .sdev_attrs = ipr_dev_attrs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6767) .proc_name = IPR_NAME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6768) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6769)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6770) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6771) * ipr_ata_phy_reset - libata phy_reset handler
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6772) * @ap: ata port to reset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6773) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6774) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6775) static void ipr_ata_phy_reset(struct ata_port *ap)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6776) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6777) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6778) struct ipr_sata_port *sata_port = ap->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6779) struct ipr_resource_entry *res = sata_port->res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6780) struct ipr_ioa_cfg *ioa_cfg = sata_port->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6781) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6782)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6783) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6784) spin_lock_irqsave(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6785) while (ioa_cfg->in_reset_reload) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6786) spin_unlock_irqrestore(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6787) wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6788) spin_lock_irqsave(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6789) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6790)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6791) if (!ioa_cfg->hrrq[IPR_INIT_HRRQ].allow_cmds)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6792) goto out_unlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6793)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6794) rc = ipr_device_reset(ioa_cfg, res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6795)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6796) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6797) ap->link.device[0].class = ATA_DEV_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6798) goto out_unlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6799) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6800)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6801) ap->link.device[0].class = res->ata_class;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6802) if (ap->link.device[0].class == ATA_DEV_UNKNOWN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6803) ap->link.device[0].class = ATA_DEV_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6804)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6805) out_unlock:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6806) spin_unlock_irqrestore(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6807) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6808) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6809)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6810) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6811) * ipr_ata_post_internal - Cleanup after an internal command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6812) * @qc: ATA queued command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6813) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6814) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6815) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6816) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6817) static void ipr_ata_post_internal(struct ata_queued_cmd *qc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6818) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6819) struct ipr_sata_port *sata_port = qc->ap->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6820) struct ipr_ioa_cfg *ioa_cfg = sata_port->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6821) struct ipr_cmnd *ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6822) struct ipr_hrr_queue *hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6823) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6824)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6825) spin_lock_irqsave(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6826) while (ioa_cfg->in_reset_reload) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6827) spin_unlock_irqrestore(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6828) wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6829) spin_lock_irqsave(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6830) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6831)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6832) for_each_hrrq(hrrq, ioa_cfg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6833) spin_lock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6834) list_for_each_entry(ipr_cmd, &hrrq->hrrq_pending_q, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6835) if (ipr_cmd->qc == qc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6836) ipr_device_reset(ioa_cfg, sata_port->res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6837) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6838) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6839) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6840) spin_unlock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6841) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6842) spin_unlock_irqrestore(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6843) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6844)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6845) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6846) * ipr_copy_sata_tf - Copy a SATA taskfile to an IOA data structure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6847) * @regs: destination
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6848) * @tf: source ATA taskfile
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6849) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6850) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6851) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6852) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6853) static void ipr_copy_sata_tf(struct ipr_ioarcb_ata_regs *regs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6854) struct ata_taskfile *tf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6855) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6856) regs->feature = tf->feature;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6857) regs->nsect = tf->nsect;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6858) regs->lbal = tf->lbal;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6859) regs->lbam = tf->lbam;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6860) regs->lbah = tf->lbah;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6861) regs->device = tf->device;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6862) regs->command = tf->command;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6863) regs->hob_feature = tf->hob_feature;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6864) regs->hob_nsect = tf->hob_nsect;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6865) regs->hob_lbal = tf->hob_lbal;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6866) regs->hob_lbam = tf->hob_lbam;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6867) regs->hob_lbah = tf->hob_lbah;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6868) regs->ctl = tf->ctl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6869) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6870)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6871) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6872) * ipr_sata_done - done function for SATA commands
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6873) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6874) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6875) * This function is invoked by the interrupt handler for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6876) * ops generated by the SCSI mid-layer to SATA devices
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6877) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6878) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6879) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6880) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6881) static void ipr_sata_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6882) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6883) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6884) struct ata_queued_cmd *qc = ipr_cmd->qc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6885) struct ipr_sata_port *sata_port = qc->ap->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6886) struct ipr_resource_entry *res = sata_port->res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6887) u32 ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6888)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6889) spin_lock(&ipr_cmd->hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6890) if (ipr_cmd->ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6891) memcpy(&sata_port->ioasa, &ipr_cmd->s.ioasa64.u.gata,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6892) sizeof(struct ipr_ioasa_gata));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6893) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6894) memcpy(&sata_port->ioasa, &ipr_cmd->s.ioasa.u.gata,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6895) sizeof(struct ipr_ioasa_gata));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6896) ipr_dump_ioasa(ioa_cfg, ipr_cmd, res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6897)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6898) if (be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc_specific) & IPR_ATA_DEVICE_WAS_RESET)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6899) scsi_report_device_reset(ioa_cfg->host, res->bus, res->target);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6900)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6901) if (IPR_IOASC_SENSE_KEY(ioasc) > RECOVERED_ERROR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6902) qc->err_mask |= __ac_err_mask(sata_port->ioasa.status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6903) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6904) qc->err_mask |= ac_err_mask(sata_port->ioasa.status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6905) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6906) spin_unlock(&ipr_cmd->hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6907) ata_qc_complete(qc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6908) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6909)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6910) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6911) * ipr_build_ata_ioadl64 - Build an ATA scatter/gather list
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6912) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6913) * @qc: ATA queued command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6914) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6915) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6916) static void ipr_build_ata_ioadl64(struct ipr_cmnd *ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6917) struct ata_queued_cmd *qc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6918) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6919) u32 ioadl_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6920) struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6921) struct ipr_ioadl64_desc *ioadl64 = ipr_cmd->i.ata_ioadl.ioadl64;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6922) struct ipr_ioadl64_desc *last_ioadl64 = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6923) int len = qc->nbytes;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6924) struct scatterlist *sg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6925) unsigned int si;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6926) dma_addr_t dma_addr = ipr_cmd->dma_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6927)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6928) if (len == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6929) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6930)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6931) if (qc->dma_dir == DMA_TO_DEVICE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6932) ioadl_flags = IPR_IOADL_FLAGS_WRITE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6933) ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6934) } else if (qc->dma_dir == DMA_FROM_DEVICE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6935) ioadl_flags = IPR_IOADL_FLAGS_READ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6936)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6937) ioarcb->data_transfer_length = cpu_to_be32(len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6938) ioarcb->ioadl_len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6939) cpu_to_be32(sizeof(struct ipr_ioadl64_desc) * ipr_cmd->dma_use_sg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6940) ioarcb->u.sis64_addr_data.data_ioadl_addr =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6941) cpu_to_be64(dma_addr + offsetof(struct ipr_cmnd, i.ata_ioadl.ioadl64));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6942)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6943) for_each_sg(qc->sg, sg, qc->n_elem, si) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6944) ioadl64->flags = cpu_to_be32(ioadl_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6945) ioadl64->data_len = cpu_to_be32(sg_dma_len(sg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6946) ioadl64->address = cpu_to_be64(sg_dma_address(sg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6947)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6948) last_ioadl64 = ioadl64;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6949) ioadl64++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6950) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6951)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6952) if (likely(last_ioadl64))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6953) last_ioadl64->flags |= cpu_to_be32(IPR_IOADL_FLAGS_LAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6954) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6955)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6956) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6957) * ipr_build_ata_ioadl - Build an ATA scatter/gather list
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6958) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6959) * @qc: ATA queued command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6960) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6961) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6962) static void ipr_build_ata_ioadl(struct ipr_cmnd *ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6963) struct ata_queued_cmd *qc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6964) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6965) u32 ioadl_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6966) struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6967) struct ipr_ioadl_desc *ioadl = ipr_cmd->i.ioadl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6968) struct ipr_ioadl_desc *last_ioadl = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6969) int len = qc->nbytes;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6970) struct scatterlist *sg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6971) unsigned int si;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6972)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6973) if (len == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6974) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6975)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6976) if (qc->dma_dir == DMA_TO_DEVICE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6977) ioadl_flags = IPR_IOADL_FLAGS_WRITE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6978) ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6979) ioarcb->data_transfer_length = cpu_to_be32(len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6980) ioarcb->ioadl_len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6981) cpu_to_be32(sizeof(struct ipr_ioadl_desc) * ipr_cmd->dma_use_sg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6982) } else if (qc->dma_dir == DMA_FROM_DEVICE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6983) ioadl_flags = IPR_IOADL_FLAGS_READ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6984) ioarcb->read_data_transfer_length = cpu_to_be32(len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6985) ioarcb->read_ioadl_len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6986) cpu_to_be32(sizeof(struct ipr_ioadl_desc) * ipr_cmd->dma_use_sg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6987) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6988)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6989) for_each_sg(qc->sg, sg, qc->n_elem, si) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6990) ioadl->flags_and_data_len = cpu_to_be32(ioadl_flags | sg_dma_len(sg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6991) ioadl->address = cpu_to_be32(sg_dma_address(sg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6992)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6993) last_ioadl = ioadl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6994) ioadl++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6995) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6996)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6997) if (likely(last_ioadl))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6998) last_ioadl->flags_and_data_len |= cpu_to_be32(IPR_IOADL_FLAGS_LAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6999) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7000)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7001) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7002) * ipr_qc_defer - Get a free ipr_cmd
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7003) * @qc: queued command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7004) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7005) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7006) * 0 if success
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7007) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7008) static int ipr_qc_defer(struct ata_queued_cmd *qc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7009) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7010) struct ata_port *ap = qc->ap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7011) struct ipr_sata_port *sata_port = ap->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7012) struct ipr_ioa_cfg *ioa_cfg = sata_port->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7013) struct ipr_cmnd *ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7014) struct ipr_hrr_queue *hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7015) int hrrq_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7016)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7017) hrrq_id = ipr_get_hrrq_index(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7018) hrrq = &ioa_cfg->hrrq[hrrq_id];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7019)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7020) qc->lldd_task = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7021) spin_lock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7022) if (unlikely(hrrq->ioa_is_dead)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7023) spin_unlock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7024) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7025) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7026)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7027) if (unlikely(!hrrq->allow_cmds)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7028) spin_unlock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7029) return ATA_DEFER_LINK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7030) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7031)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7032) ipr_cmd = __ipr_get_free_ipr_cmnd(hrrq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7033) if (ipr_cmd == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7034) spin_unlock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7035) return ATA_DEFER_LINK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7036) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7037)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7038) qc->lldd_task = ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7039) spin_unlock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7040) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7041) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7042)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7043) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7044) * ipr_qc_issue - Issue a SATA qc to a device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7045) * @qc: queued command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7046) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7047) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7048) * 0 if success
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7049) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7050) static unsigned int ipr_qc_issue(struct ata_queued_cmd *qc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7051) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7052) struct ata_port *ap = qc->ap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7053) struct ipr_sata_port *sata_port = ap->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7054) struct ipr_resource_entry *res = sata_port->res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7055) struct ipr_ioa_cfg *ioa_cfg = sata_port->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7056) struct ipr_cmnd *ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7057) struct ipr_ioarcb *ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7058) struct ipr_ioarcb_ata_regs *regs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7059)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7060) if (qc->lldd_task == NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7061) ipr_qc_defer(qc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7062)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7063) ipr_cmd = qc->lldd_task;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7064) if (ipr_cmd == NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7065) return AC_ERR_SYSTEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7066)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7067) qc->lldd_task = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7068) spin_lock(&ipr_cmd->hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7069) if (unlikely(!ipr_cmd->hrrq->allow_cmds ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7070) ipr_cmd->hrrq->ioa_is_dead)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7071) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7072) spin_unlock(&ipr_cmd->hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7073) return AC_ERR_SYSTEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7074) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7075)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7076) ipr_init_ipr_cmnd(ipr_cmd, ipr_lock_and_done);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7077) ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7078)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7079) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7080) regs = &ipr_cmd->i.ata_ioadl.regs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7081) ioarcb->add_cmd_parms_offset = cpu_to_be16(sizeof(*ioarcb));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7082) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7083) regs = &ioarcb->u.add_data.u.regs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7084)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7085) memset(regs, 0, sizeof(*regs));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7086) ioarcb->add_cmd_parms_len = cpu_to_be16(sizeof(*regs));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7087)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7088) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_pending_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7089) ipr_cmd->qc = qc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7090) ipr_cmd->done = ipr_sata_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7091) ipr_cmd->ioarcb.res_handle = res->res_handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7092) ioarcb->cmd_pkt.request_type = IPR_RQTYPE_ATA_PASSTHRU;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7093) ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_NO_LINK_DESC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7094) ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_NO_ULEN_CHK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7095) ipr_cmd->dma_use_sg = qc->n_elem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7096)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7097) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7098) ipr_build_ata_ioadl64(ipr_cmd, qc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7099) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7100) ipr_build_ata_ioadl(ipr_cmd, qc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7101)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7102) regs->flags |= IPR_ATA_FLAG_STATUS_ON_GOOD_COMPLETION;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7103) ipr_copy_sata_tf(regs, &qc->tf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7104) memcpy(ioarcb->cmd_pkt.cdb, qc->cdb, IPR_MAX_CDB_LEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7105) ipr_trc_hook(ipr_cmd, IPR_TRACE_START, IPR_GET_RES_PHYS_LOC(res));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7106)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7107) switch (qc->tf.protocol) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7108) case ATA_PROT_NODATA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7109) case ATA_PROT_PIO:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7110) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7111)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7112) case ATA_PROT_DMA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7113) regs->flags |= IPR_ATA_FLAG_XFER_TYPE_DMA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7114) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7115)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7116) case ATAPI_PROT_PIO:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7117) case ATAPI_PROT_NODATA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7118) regs->flags |= IPR_ATA_FLAG_PACKET_CMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7119) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7120)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7121) case ATAPI_PROT_DMA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7122) regs->flags |= IPR_ATA_FLAG_PACKET_CMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7123) regs->flags |= IPR_ATA_FLAG_XFER_TYPE_DMA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7124) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7125)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7126) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7127) WARN_ON(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7128) spin_unlock(&ipr_cmd->hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7129) return AC_ERR_INVALID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7130) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7132) ipr_send_command(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7133) spin_unlock(&ipr_cmd->hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7134)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7135) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7136) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7137)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7138) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7139) * ipr_qc_fill_rtf - Read result TF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7140) * @qc: ATA queued command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7141) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7142) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7143) * true
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7144) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7145) static bool ipr_qc_fill_rtf(struct ata_queued_cmd *qc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7146) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7147) struct ipr_sata_port *sata_port = qc->ap->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7148) struct ipr_ioasa_gata *g = &sata_port->ioasa;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7149) struct ata_taskfile *tf = &qc->result_tf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7151) tf->feature = g->error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7152) tf->nsect = g->nsect;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7153) tf->lbal = g->lbal;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7154) tf->lbam = g->lbam;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7155) tf->lbah = g->lbah;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7156) tf->device = g->device;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7157) tf->command = g->status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7158) tf->hob_nsect = g->hob_nsect;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7159) tf->hob_lbal = g->hob_lbal;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7160) tf->hob_lbam = g->hob_lbam;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7161) tf->hob_lbah = g->hob_lbah;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7162)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7163) return true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7164) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7165)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7166) static struct ata_port_operations ipr_sata_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7167) .phy_reset = ipr_ata_phy_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7168) .hardreset = ipr_sata_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7169) .post_internal_cmd = ipr_ata_post_internal,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7170) .qc_prep = ata_noop_qc_prep,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7171) .qc_defer = ipr_qc_defer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7172) .qc_issue = ipr_qc_issue,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7173) .qc_fill_rtf = ipr_qc_fill_rtf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7174) .port_start = ata_sas_port_start,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7175) .port_stop = ata_sas_port_stop
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7176) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7177)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7178) static struct ata_port_info sata_port_info = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7179) .flags = ATA_FLAG_SATA | ATA_FLAG_PIO_DMA |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7180) ATA_FLAG_SAS_HOST,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7181) .pio_mask = ATA_PIO4_ONLY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7182) .mwdma_mask = ATA_MWDMA2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7183) .udma_mask = ATA_UDMA6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7184) .port_ops = &ipr_sata_ops
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7185) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7186)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7187) #ifdef CONFIG_PPC_PSERIES
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7188) static const u16 ipr_blocked_processors[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7189) PVR_NORTHSTAR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7190) PVR_PULSAR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7191) PVR_POWER4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7192) PVR_ICESTAR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7193) PVR_SSTAR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7194) PVR_POWER4p,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7195) PVR_630,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7196) PVR_630p
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7197) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7198)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7199) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7200) * ipr_invalid_adapter - Determine if this adapter is supported on this hardware
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7201) * @ioa_cfg: ioa cfg struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7202) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7203) * Adapters that use Gemstone revision < 3.1 do not work reliably on
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7204) * certain pSeries hardware. This function determines if the given
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7205) * adapter is in one of these confgurations or not.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7206) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7207) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7208) * 1 if adapter is not supported / 0 if adapter is supported
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7209) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7210) static int ipr_invalid_adapter(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7211) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7212) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7213)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7214) if ((ioa_cfg->type == 0x5702) && (ioa_cfg->pdev->revision < 4)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7215) for (i = 0; i < ARRAY_SIZE(ipr_blocked_processors); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7216) if (pvr_version_is(ipr_blocked_processors[i]))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7217) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7218) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7219) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7220) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7221) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7222) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7223) #define ipr_invalid_adapter(ioa_cfg) 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7224) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7225)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7226) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7227) * ipr_ioa_bringdown_done - IOA bring down completion.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7228) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7229) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7230) * This function processes the completion of an adapter bring down.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7231) * It wakes any reset sleepers.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7232) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7233) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7234) * IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7235) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7236) static int ipr_ioa_bringdown_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7237) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7238) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7239) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7240)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7241) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7242) if (!ioa_cfg->hrrq[IPR_INIT_HRRQ].removing_ioa) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7243) ipr_trace;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7244) ioa_cfg->scsi_unblock = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7245) schedule_work(&ioa_cfg->work_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7246) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7248) ioa_cfg->in_reset_reload = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7249) ioa_cfg->reset_retries = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7250) for (i = 0; i < ioa_cfg->hrrq_num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7251) spin_lock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7252) ioa_cfg->hrrq[i].ioa_is_dead = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7253) spin_unlock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7254) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7255) wmb();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7256)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7257) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7258) wake_up_all(&ioa_cfg->reset_wait_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7259) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7260)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7261) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7262) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7263)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7264) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7265) * ipr_ioa_reset_done - IOA reset completion.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7266) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7267) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7268) * This function processes the completion of an adapter reset.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7269) * It schedules any necessary mid-layer add/removes and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7270) * wakes any reset sleepers.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7271) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7272) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7273) * IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7274) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7275) static int ipr_ioa_reset_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7276) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7277) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7278) struct ipr_resource_entry *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7279) int j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7280)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7281) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7282) ioa_cfg->in_reset_reload = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7283) for (j = 0; j < ioa_cfg->hrrq_num; j++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7284) spin_lock(&ioa_cfg->hrrq[j]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7285) ioa_cfg->hrrq[j].allow_cmds = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7286) spin_unlock(&ioa_cfg->hrrq[j]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7287) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7288) wmb();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7289) ioa_cfg->reset_cmd = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7290) ioa_cfg->doorbell |= IPR_RUNTIME_RESET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7291)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7292) list_for_each_entry(res, &ioa_cfg->used_res_q, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7293) if (res->add_to_ml || res->del_from_ml) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7294) ipr_trace;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7295) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7296) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7297) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7298) schedule_work(&ioa_cfg->work_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7299)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7300) for (j = 0; j < IPR_NUM_HCAMS; j++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7301) list_del_init(&ioa_cfg->hostrcb[j]->queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7302) if (j < IPR_NUM_LOG_HCAMS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7303) ipr_send_hcam(ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7304) IPR_HCAM_CDB_OP_CODE_LOG_DATA,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7305) ioa_cfg->hostrcb[j]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7306) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7307) ipr_send_hcam(ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7308) IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7309) ioa_cfg->hostrcb[j]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7310) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7311)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7312) scsi_report_bus_reset(ioa_cfg->host, IPR_VSET_BUS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7313) dev_info(&ioa_cfg->pdev->dev, "IOA initialized.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7314)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7315) ioa_cfg->reset_retries = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7316) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7317) wake_up_all(&ioa_cfg->reset_wait_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7318)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7319) ioa_cfg->scsi_unblock = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7320) schedule_work(&ioa_cfg->work_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7321) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7322) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7323) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7324)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7325) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7326) * ipr_set_sup_dev_dflt - Initialize a Set Supported Device buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7327) * @supported_dev: supported device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7328) * @vpids: vendor product id struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7329) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7330) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7331) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7332) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7333) static void ipr_set_sup_dev_dflt(struct ipr_supported_device *supported_dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7334) struct ipr_std_inq_vpids *vpids)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7335) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7336) memset(supported_dev, 0, sizeof(struct ipr_supported_device));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7337) memcpy(&supported_dev->vpids, vpids, sizeof(struct ipr_std_inq_vpids));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7338) supported_dev->num_records = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7339) supported_dev->data_length =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7340) cpu_to_be16(sizeof(struct ipr_supported_device));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7341) supported_dev->reserved = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7342) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7343)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7344) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7345) * ipr_set_supported_devs - Send Set Supported Devices for a device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7346) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7347) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7348) * This function sends a Set Supported Devices to the adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7349) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7350) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7351) * IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7352) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7353) static int ipr_set_supported_devs(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7354) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7355) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7356) struct ipr_supported_device *supp_dev = &ioa_cfg->vpd_cbs->supp_dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7357) struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7358) struct ipr_resource_entry *res = ipr_cmd->u.res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7359)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7360) ipr_cmd->job_step = ipr_ioa_reset_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7361)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7362) list_for_each_entry_continue(res, &ioa_cfg->used_res_q, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7363) if (!ipr_is_scsi_disk(res))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7364) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7365)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7366) ipr_cmd->u.res = res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7367) ipr_set_sup_dev_dflt(supp_dev, &res->std_inq_data.vpids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7368)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7369) ioarcb->res_handle = cpu_to_be32(IPR_IOA_RES_HANDLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7370) ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7371) ioarcb->cmd_pkt.request_type = IPR_RQTYPE_IOACMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7372)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7373) ioarcb->cmd_pkt.cdb[0] = IPR_SET_SUPPORTED_DEVICES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7374) ioarcb->cmd_pkt.cdb[1] = IPR_SET_ALL_SUPPORTED_DEVICES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7375) ioarcb->cmd_pkt.cdb[7] = (sizeof(struct ipr_supported_device) >> 8) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7376) ioarcb->cmd_pkt.cdb[8] = sizeof(struct ipr_supported_device) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7377)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7378) ipr_init_ioadl(ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7379) ioa_cfg->vpd_cbs_dma +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7380) offsetof(struct ipr_misc_cbs, supp_dev),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7381) sizeof(struct ipr_supported_device),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7382) IPR_IOADL_FLAGS_WRITE_LAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7383)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7384) ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7385) IPR_SET_SUP_DEVICE_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7386)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7387) if (!ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7388) ipr_cmd->job_step = ipr_set_supported_devs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7389) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7390) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7391) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7392)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7393) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7394) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7395) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7396)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7397) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7398) * ipr_get_mode_page - Locate specified mode page
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7399) * @mode_pages: mode page buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7400) * @page_code: page code to find
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7401) * @len: minimum required length for mode page
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7402) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7403) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7404) * pointer to mode page / NULL on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7405) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7406) static void *ipr_get_mode_page(struct ipr_mode_pages *mode_pages,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7407) u32 page_code, u32 len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7408) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7409) struct ipr_mode_page_hdr *mode_hdr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7410) u32 page_length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7411) u32 length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7412)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7413) if (!mode_pages || (mode_pages->hdr.length == 0))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7414) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7415)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7416) length = (mode_pages->hdr.length + 1) - 4 - mode_pages->hdr.block_desc_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7417) mode_hdr = (struct ipr_mode_page_hdr *)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7418) (mode_pages->data + mode_pages->hdr.block_desc_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7419)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7420) while (length) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7421) if (IPR_GET_MODE_PAGE_CODE(mode_hdr) == page_code) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7422) if (mode_hdr->page_length >= (len - sizeof(struct ipr_mode_page_hdr)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7423) return mode_hdr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7424) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7425) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7426) page_length = (sizeof(struct ipr_mode_page_hdr) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7427) mode_hdr->page_length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7428) length -= page_length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7429) mode_hdr = (struct ipr_mode_page_hdr *)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7430) ((unsigned long)mode_hdr + page_length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7431) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7432) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7433) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7434) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7435)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7436) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7437) * ipr_check_term_power - Check for term power errors
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7438) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7439) * @mode_pages: IOAFP mode pages buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7440) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7441) * Check the IOAFP's mode page 28 for term power errors
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7442) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7443) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7444) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7445) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7446) static void ipr_check_term_power(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7447) struct ipr_mode_pages *mode_pages)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7448) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7449) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7450) int entry_length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7451) struct ipr_dev_bus_entry *bus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7452) struct ipr_mode_page28 *mode_page;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7453)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7454) mode_page = ipr_get_mode_page(mode_pages, 0x28,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7455) sizeof(struct ipr_mode_page28));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7456)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7457) entry_length = mode_page->entry_length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7458)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7459) bus = mode_page->bus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7460)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7461) for (i = 0; i < mode_page->num_entries; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7462) if (bus->flags & IPR_SCSI_ATTR_NO_TERM_PWR) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7463) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7464) "Term power is absent on scsi bus %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7465) bus->res_addr.bus);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7466) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7467)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7468) bus = (struct ipr_dev_bus_entry *)((char *)bus + entry_length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7469) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7470) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7471)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7472) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7473) * ipr_scsi_bus_speed_limit - Limit the SCSI speed based on SES table
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7474) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7475) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7476) * Looks through the config table checking for SES devices. If
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7477) * the SES device is in the SES table indicating a maximum SCSI
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7478) * bus speed, the speed is limited for the bus.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7479) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7480) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7481) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7482) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7483) static void ipr_scsi_bus_speed_limit(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7484) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7485) u32 max_xfer_rate;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7486) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7487)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7488) for (i = 0; i < IPR_MAX_NUM_BUSES; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7489) max_xfer_rate = ipr_get_max_scsi_speed(ioa_cfg, i,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7490) ioa_cfg->bus_attr[i].bus_width);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7491)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7492) if (max_xfer_rate < ioa_cfg->bus_attr[i].max_xfer_rate)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7493) ioa_cfg->bus_attr[i].max_xfer_rate = max_xfer_rate;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7494) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7495) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7496)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7497) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7498) * ipr_modify_ioafp_mode_page_28 - Modify IOAFP Mode Page 28
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7499) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7500) * @mode_pages: mode page 28 buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7501) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7502) * Updates mode page 28 based on driver configuration
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7503) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7504) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7505) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7506) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7507) static void ipr_modify_ioafp_mode_page_28(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7508) struct ipr_mode_pages *mode_pages)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7509) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7510) int i, entry_length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7511) struct ipr_dev_bus_entry *bus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7512) struct ipr_bus_attributes *bus_attr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7513) struct ipr_mode_page28 *mode_page;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7514)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7515) mode_page = ipr_get_mode_page(mode_pages, 0x28,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7516) sizeof(struct ipr_mode_page28));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7517)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7518) entry_length = mode_page->entry_length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7519)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7520) /* Loop for each device bus entry */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7521) for (i = 0, bus = mode_page->bus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7522) i < mode_page->num_entries;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7523) i++, bus = (struct ipr_dev_bus_entry *)((u8 *)bus + entry_length)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7524) if (bus->res_addr.bus > IPR_MAX_NUM_BUSES) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7525) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7526) "Invalid resource address reported: 0x%08X\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7527) IPR_GET_PHYS_LOC(bus->res_addr));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7528) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7529) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7530)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7531) bus_attr = &ioa_cfg->bus_attr[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7532) bus->extended_reset_delay = IPR_EXTENDED_RESET_DELAY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7533) bus->bus_width = bus_attr->bus_width;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7534) bus->max_xfer_rate = cpu_to_be32(bus_attr->max_xfer_rate);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7535) bus->flags &= ~IPR_SCSI_ATTR_QAS_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7536) if (bus_attr->qas_enabled)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7537) bus->flags |= IPR_SCSI_ATTR_ENABLE_QAS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7538) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7539) bus->flags |= IPR_SCSI_ATTR_DISABLE_QAS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7540) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7541) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7542)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7543) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7544) * ipr_build_mode_select - Build a mode select command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7545) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7546) * @res_handle: resource handle to send command to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7547) * @parm: Byte 2 of Mode Sense command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7548) * @dma_addr: DMA buffer address
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7549) * @xfer_len: data transfer length
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7550) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7551) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7552) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7553) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7554) static void ipr_build_mode_select(struct ipr_cmnd *ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7555) __be32 res_handle, u8 parm,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7556) dma_addr_t dma_addr, u8 xfer_len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7557) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7558) struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7559)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7560) ioarcb->res_handle = res_handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7561) ioarcb->cmd_pkt.request_type = IPR_RQTYPE_SCSICDB;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7562) ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7563) ioarcb->cmd_pkt.cdb[0] = MODE_SELECT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7564) ioarcb->cmd_pkt.cdb[1] = parm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7565) ioarcb->cmd_pkt.cdb[4] = xfer_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7566)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7567) ipr_init_ioadl(ipr_cmd, dma_addr, xfer_len, IPR_IOADL_FLAGS_WRITE_LAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7568) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7569)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7570) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7571) * ipr_ioafp_mode_select_page28 - Issue Mode Select Page 28 to IOA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7572) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7573) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7574) * This function sets up the SCSI bus attributes and sends
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7575) * a Mode Select for Page 28 to activate them.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7576) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7577) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7578) * IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7579) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7580) static int ipr_ioafp_mode_select_page28(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7581) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7582) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7583) struct ipr_mode_pages *mode_pages = &ioa_cfg->vpd_cbs->mode_pages;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7584) int length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7585)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7586) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7587) ipr_scsi_bus_speed_limit(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7588) ipr_check_term_power(ioa_cfg, mode_pages);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7589) ipr_modify_ioafp_mode_page_28(ioa_cfg, mode_pages);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7590) length = mode_pages->hdr.length + 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7591) mode_pages->hdr.length = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7592)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7593) ipr_build_mode_select(ipr_cmd, cpu_to_be32(IPR_IOA_RES_HANDLE), 0x11,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7594) ioa_cfg->vpd_cbs_dma + offsetof(struct ipr_misc_cbs, mode_pages),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7595) length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7596)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7597) ipr_cmd->job_step = ipr_set_supported_devs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7598) ipr_cmd->u.res = list_entry(ioa_cfg->used_res_q.next,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7599) struct ipr_resource_entry, queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7600) ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout, IPR_INTERNAL_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7601)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7602) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7603) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7604) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7605)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7606) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7607) * ipr_build_mode_sense - Builds a mode sense command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7608) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7609) * @res_handle: resource entry struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7610) * @parm: Byte 2 of mode sense command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7611) * @dma_addr: DMA address of mode sense buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7612) * @xfer_len: Size of DMA buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7613) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7614) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7615) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7616) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7617) static void ipr_build_mode_sense(struct ipr_cmnd *ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7618) __be32 res_handle,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7619) u8 parm, dma_addr_t dma_addr, u8 xfer_len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7620) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7621) struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7622)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7623) ioarcb->res_handle = res_handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7624) ioarcb->cmd_pkt.cdb[0] = MODE_SENSE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7625) ioarcb->cmd_pkt.cdb[2] = parm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7626) ioarcb->cmd_pkt.cdb[4] = xfer_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7627) ioarcb->cmd_pkt.request_type = IPR_RQTYPE_SCSICDB;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7628)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7629) ipr_init_ioadl(ipr_cmd, dma_addr, xfer_len, IPR_IOADL_FLAGS_READ_LAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7630) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7631)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7632) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7633) * ipr_reset_cmd_failed - Handle failure of IOA reset command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7634) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7635) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7636) * This function handles the failure of an IOA bringup command.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7637) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7638) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7639) * IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7640) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7641) static int ipr_reset_cmd_failed(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7642) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7643) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7644) u32 ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7645)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7646) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7647) "0x%02X failed with IOASC: 0x%08X\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7648) ipr_cmd->ioarcb.cmd_pkt.cdb[0], ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7649)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7650) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7651) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7652) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7653) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7654)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7655) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7656) * ipr_reset_mode_sense_failed - Handle failure of IOAFP mode sense
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7657) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7658) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7659) * This function handles the failure of a Mode Sense to the IOAFP.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7660) * Some adapters do not handle all mode pages.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7661) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7662) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7663) * IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7664) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7665) static int ipr_reset_mode_sense_failed(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7666) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7667) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7668) u32 ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7669)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7670) if (ioasc == IPR_IOASC_IR_INVALID_REQ_TYPE_OR_PKT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7671) ipr_cmd->job_step = ipr_set_supported_devs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7672) ipr_cmd->u.res = list_entry(ioa_cfg->used_res_q.next,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7673) struct ipr_resource_entry, queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7674) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7675) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7676)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7677) return ipr_reset_cmd_failed(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7678) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7679)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7680) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7681) * ipr_ioafp_mode_sense_page28 - Issue Mode Sense Page 28 to IOA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7682) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7683) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7684) * This function send a Page 28 mode sense to the IOA to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7685) * retrieve SCSI bus attributes.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7686) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7687) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7688) * IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7689) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7690) static int ipr_ioafp_mode_sense_page28(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7691) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7692) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7693)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7694) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7695) ipr_build_mode_sense(ipr_cmd, cpu_to_be32(IPR_IOA_RES_HANDLE),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7696) 0x28, ioa_cfg->vpd_cbs_dma +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7697) offsetof(struct ipr_misc_cbs, mode_pages),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7698) sizeof(struct ipr_mode_pages));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7699)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7700) ipr_cmd->job_step = ipr_ioafp_mode_select_page28;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7701) ipr_cmd->job_step_failed = ipr_reset_mode_sense_failed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7702)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7703) ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout, IPR_INTERNAL_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7704)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7705) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7706) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7707) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7708)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7709) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7710) * ipr_ioafp_mode_select_page24 - Issue Mode Select to IOA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7711) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7712) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7713) * This function enables dual IOA RAID support if possible.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7714) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7715) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7716) * IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7717) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7718) static int ipr_ioafp_mode_select_page24(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7719) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7720) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7721) struct ipr_mode_pages *mode_pages = &ioa_cfg->vpd_cbs->mode_pages;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7722) struct ipr_mode_page24 *mode_page;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7723) int length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7724)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7725) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7726) mode_page = ipr_get_mode_page(mode_pages, 0x24,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7727) sizeof(struct ipr_mode_page24));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7728)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7729) if (mode_page)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7730) mode_page->flags |= IPR_ENABLE_DUAL_IOA_AF;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7731)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7732) length = mode_pages->hdr.length + 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7733) mode_pages->hdr.length = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7734)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7735) ipr_build_mode_select(ipr_cmd, cpu_to_be32(IPR_IOA_RES_HANDLE), 0x11,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7736) ioa_cfg->vpd_cbs_dma + offsetof(struct ipr_misc_cbs, mode_pages),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7737) length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7738)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7739) ipr_cmd->job_step = ipr_ioafp_mode_sense_page28;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7740) ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout, IPR_INTERNAL_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7741)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7742) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7743) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7744) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7745)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7746) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7747) * ipr_reset_mode_sense_page24_failed - Handle failure of IOAFP mode sense
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7748) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7749) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7750) * This function handles the failure of a Mode Sense to the IOAFP.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7751) * Some adapters do not handle all mode pages.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7752) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7753) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7754) * IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7755) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7756) static int ipr_reset_mode_sense_page24_failed(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7757) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7758) u32 ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7759)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7760) if (ioasc == IPR_IOASC_IR_INVALID_REQ_TYPE_OR_PKT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7761) ipr_cmd->job_step = ipr_ioafp_mode_sense_page28;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7762) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7763) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7764)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7765) return ipr_reset_cmd_failed(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7766) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7767)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7768) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7769) * ipr_ioafp_mode_sense_page24 - Issue Page 24 Mode Sense to IOA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7770) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7771) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7772) * This function send a mode sense to the IOA to retrieve
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7773) * the IOA Advanced Function Control mode page.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7774) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7775) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7776) * IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7777) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7778) static int ipr_ioafp_mode_sense_page24(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7779) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7780) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7781)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7782) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7783) ipr_build_mode_sense(ipr_cmd, cpu_to_be32(IPR_IOA_RES_HANDLE),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7784) 0x24, ioa_cfg->vpd_cbs_dma +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7785) offsetof(struct ipr_misc_cbs, mode_pages),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7786) sizeof(struct ipr_mode_pages));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7787)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7788) ipr_cmd->job_step = ipr_ioafp_mode_select_page24;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7789) ipr_cmd->job_step_failed = ipr_reset_mode_sense_page24_failed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7790)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7791) ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout, IPR_INTERNAL_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7792)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7793) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7794) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7795) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7796)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7797) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7798) * ipr_init_res_table - Initialize the resource table
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7799) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7800) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7801) * This function looks through the existing resource table, comparing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7802) * it with the config table. This function will take care of old/new
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7803) * devices and schedule adding/removing them from the mid-layer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7804) * as appropriate.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7805) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7806) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7807) * IPR_RC_JOB_CONTINUE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7808) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7809) static int ipr_init_res_table(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7810) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7811) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7812) struct ipr_resource_entry *res, *temp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7813) struct ipr_config_table_entry_wrapper cfgtew;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7814) int entries, found, flag, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7815) LIST_HEAD(old_res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7816)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7817) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7818) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7819) flag = ioa_cfg->u.cfg_table64->hdr64.flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7820) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7821) flag = ioa_cfg->u.cfg_table->hdr.flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7822)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7823) if (flag & IPR_UCODE_DOWNLOAD_REQ)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7824) dev_err(&ioa_cfg->pdev->dev, "Microcode download required\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7825)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7826) list_for_each_entry_safe(res, temp, &ioa_cfg->used_res_q, queue)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7827) list_move_tail(&res->queue, &old_res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7828)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7829) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7830) entries = be16_to_cpu(ioa_cfg->u.cfg_table64->hdr64.num_entries);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7831) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7832) entries = ioa_cfg->u.cfg_table->hdr.num_entries;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7833)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7834) for (i = 0; i < entries; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7835) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7836) cfgtew.u.cfgte64 = &ioa_cfg->u.cfg_table64->dev[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7837) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7838) cfgtew.u.cfgte = &ioa_cfg->u.cfg_table->dev[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7839) found = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7840)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7841) list_for_each_entry_safe(res, temp, &old_res, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7842) if (ipr_is_same_device(res, &cfgtew)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7843) list_move_tail(&res->queue, &ioa_cfg->used_res_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7844) found = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7845) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7846) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7847) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7848)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7849) if (!found) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7850) if (list_empty(&ioa_cfg->free_res_q)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7851) dev_err(&ioa_cfg->pdev->dev, "Too many devices attached\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7852) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7853) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7854)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7855) found = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7856) res = list_entry(ioa_cfg->free_res_q.next,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7857) struct ipr_resource_entry, queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7858) list_move_tail(&res->queue, &ioa_cfg->used_res_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7859) ipr_init_res_entry(res, &cfgtew);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7860) res->add_to_ml = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7861) } else if (res->sdev && (ipr_is_vset_device(res) || ipr_is_scsi_disk(res)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7862) res->sdev->allow_restart = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7863)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7864) if (found)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7865) ipr_update_res_entry(res, &cfgtew);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7866) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7867)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7868) list_for_each_entry_safe(res, temp, &old_res, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7869) if (res->sdev) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7870) res->del_from_ml = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7871) res->res_handle = IPR_INVALID_RES_HANDLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7872) list_move_tail(&res->queue, &ioa_cfg->used_res_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7873) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7874) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7875)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7876) list_for_each_entry_safe(res, temp, &old_res, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7877) ipr_clear_res_target(res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7878) list_move_tail(&res->queue, &ioa_cfg->free_res_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7879) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7880)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7881) if (ioa_cfg->dual_raid && ipr_dual_ioa_raid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7882) ipr_cmd->job_step = ipr_ioafp_mode_sense_page24;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7883) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7884) ipr_cmd->job_step = ipr_ioafp_mode_sense_page28;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7885)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7886) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7887) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7888) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7889)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7890) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7891) * ipr_ioafp_query_ioa_cfg - Send a Query IOA Config to the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7892) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7893) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7894) * This function sends a Query IOA Configuration command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7895) * to the adapter to retrieve the IOA configuration table.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7896) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7897) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7898) * IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7899) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7900) static int ipr_ioafp_query_ioa_cfg(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7901) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7902) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7903) struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7904) struct ipr_inquiry_page3 *ucode_vpd = &ioa_cfg->vpd_cbs->page3_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7905) struct ipr_inquiry_cap *cap = &ioa_cfg->vpd_cbs->cap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7906)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7907) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7908) if (cap->cap & IPR_CAP_DUAL_IOA_RAID)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7909) ioa_cfg->dual_raid = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7910) dev_info(&ioa_cfg->pdev->dev, "Adapter firmware version: %02X%02X%02X%02X\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7911) ucode_vpd->major_release, ucode_vpd->card_type,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7912) ucode_vpd->minor_release[0], ucode_vpd->minor_release[1]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7913) ioarcb->cmd_pkt.request_type = IPR_RQTYPE_IOACMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7914) ioarcb->res_handle = cpu_to_be32(IPR_IOA_RES_HANDLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7915)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7916) ioarcb->cmd_pkt.cdb[0] = IPR_QUERY_IOA_CONFIG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7917) ioarcb->cmd_pkt.cdb[6] = (ioa_cfg->cfg_table_size >> 16) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7918) ioarcb->cmd_pkt.cdb[7] = (ioa_cfg->cfg_table_size >> 8) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7919) ioarcb->cmd_pkt.cdb[8] = ioa_cfg->cfg_table_size & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7920)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7921) ipr_init_ioadl(ipr_cmd, ioa_cfg->cfg_table_dma, ioa_cfg->cfg_table_size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7922) IPR_IOADL_FLAGS_READ_LAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7923)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7924) ipr_cmd->job_step = ipr_init_res_table;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7925)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7926) ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout, IPR_INTERNAL_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7927)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7928) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7929) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7930) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7931)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7932) static int ipr_ioa_service_action_failed(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7933) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7934) u32 ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7935)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7936) if (ioasc == IPR_IOASC_IR_INVALID_REQ_TYPE_OR_PKT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7937) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7938)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7939) return ipr_reset_cmd_failed(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7940) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7941)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7942) static void ipr_build_ioa_service_action(struct ipr_cmnd *ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7943) __be32 res_handle, u8 sa_code)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7944) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7945) struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7946)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7947) ioarcb->res_handle = res_handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7948) ioarcb->cmd_pkt.cdb[0] = IPR_IOA_SERVICE_ACTION;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7949) ioarcb->cmd_pkt.cdb[1] = sa_code;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7950) ioarcb->cmd_pkt.request_type = IPR_RQTYPE_IOACMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7951) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7952)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7953) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7954) * ipr_ioafp_set_caching_parameters - Issue Set Cache parameters service
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7955) * action
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7956) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7957) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7958) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7959) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7960) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7961) static int ipr_ioafp_set_caching_parameters(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7962) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7963) struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7964) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7965) struct ipr_inquiry_pageC4 *pageC4 = &ioa_cfg->vpd_cbs->pageC4_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7966)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7967) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7968)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7969) ipr_cmd->job_step = ipr_ioafp_query_ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7970)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7971) if (pageC4->cache_cap[0] & IPR_CAP_SYNC_CACHE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7972) ipr_build_ioa_service_action(ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7973) cpu_to_be32(IPR_IOA_RES_HANDLE),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7974) IPR_IOA_SA_CHANGE_CACHE_PARAMS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7975)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7976) ioarcb->cmd_pkt.cdb[2] = 0x40;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7977)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7978) ipr_cmd->job_step_failed = ipr_ioa_service_action_failed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7979) ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7980) IPR_SET_SUP_DEVICE_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7981)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7982) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7983) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7984) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7985)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7986) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7987) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7988) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7989)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7990) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7991) * ipr_ioafp_inquiry - Send an Inquiry to the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7992) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7993) * @flags: flags to send
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7994) * @page: page to inquire
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7995) * @dma_addr: DMA address
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7996) * @xfer_len: transfer data length
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7997) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7998) * This utility function sends an inquiry to the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7999) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8000) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8001) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8002) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8003) static void ipr_ioafp_inquiry(struct ipr_cmnd *ipr_cmd, u8 flags, u8 page,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8004) dma_addr_t dma_addr, u8 xfer_len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8005) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8006) struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8007)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8008) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8009) ioarcb->cmd_pkt.request_type = IPR_RQTYPE_SCSICDB;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8010) ioarcb->res_handle = cpu_to_be32(IPR_IOA_RES_HANDLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8011)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8012) ioarcb->cmd_pkt.cdb[0] = INQUIRY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8013) ioarcb->cmd_pkt.cdb[1] = flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8014) ioarcb->cmd_pkt.cdb[2] = page;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8015) ioarcb->cmd_pkt.cdb[4] = xfer_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8016)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8017) ipr_init_ioadl(ipr_cmd, dma_addr, xfer_len, IPR_IOADL_FLAGS_READ_LAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8018)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8019) ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout, IPR_INTERNAL_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8020) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8021) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8022)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8023) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8024) * ipr_inquiry_page_supported - Is the given inquiry page supported
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8025) * @page0: inquiry page 0 buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8026) * @page: page code.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8027) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8028) * This function determines if the specified inquiry page is supported.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8029) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8030) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8031) * 1 if page is supported / 0 if not
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8032) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8033) static int ipr_inquiry_page_supported(struct ipr_inquiry_page0 *page0, u8 page)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8034) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8035) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8036)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8037) for (i = 0; i < min_t(u8, page0->len, IPR_INQUIRY_PAGE0_ENTRIES); i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8038) if (page0->page[i] == page)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8039) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8040)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8041) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8042) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8043)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8044) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8045) * ipr_ioafp_pageC4_inquiry - Send a Page 0xC4 Inquiry to the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8046) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8047) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8048) * This function sends a Page 0xC4 inquiry to the adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8049) * to retrieve software VPD information.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8050) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8051) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8052) * IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8053) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8054) static int ipr_ioafp_pageC4_inquiry(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8055) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8056) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8057) struct ipr_inquiry_page0 *page0 = &ioa_cfg->vpd_cbs->page0_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8058) struct ipr_inquiry_pageC4 *pageC4 = &ioa_cfg->vpd_cbs->pageC4_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8059)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8060) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8061) ipr_cmd->job_step = ipr_ioafp_set_caching_parameters;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8062) memset(pageC4, 0, sizeof(*pageC4));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8063)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8064) if (ipr_inquiry_page_supported(page0, 0xC4)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8065) ipr_ioafp_inquiry(ipr_cmd, 1, 0xC4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8066) (ioa_cfg->vpd_cbs_dma
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8067) + offsetof(struct ipr_misc_cbs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8068) pageC4_data)),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8069) sizeof(struct ipr_inquiry_pageC4));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8070) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8071) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8072)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8073) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8074) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8075) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8076)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8077) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8078) * ipr_ioafp_cap_inquiry - Send a Page 0xD0 Inquiry to the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8079) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8080) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8081) * This function sends a Page 0xD0 inquiry to the adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8082) * to retrieve adapter capabilities.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8083) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8084) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8085) * IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8086) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8087) static int ipr_ioafp_cap_inquiry(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8088) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8089) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8090) struct ipr_inquiry_page0 *page0 = &ioa_cfg->vpd_cbs->page0_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8091) struct ipr_inquiry_cap *cap = &ioa_cfg->vpd_cbs->cap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8092)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8093) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8094) ipr_cmd->job_step = ipr_ioafp_pageC4_inquiry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8095) memset(cap, 0, sizeof(*cap));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8096)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8097) if (ipr_inquiry_page_supported(page0, 0xD0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8098) ipr_ioafp_inquiry(ipr_cmd, 1, 0xD0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8099) ioa_cfg->vpd_cbs_dma + offsetof(struct ipr_misc_cbs, cap),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8100) sizeof(struct ipr_inquiry_cap));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8101) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8102) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8103)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8104) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8105) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8106) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8107)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8108) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8109) * ipr_ioafp_page3_inquiry - Send a Page 3 Inquiry to the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8110) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8111) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8112) * This function sends a Page 3 inquiry to the adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8113) * to retrieve software VPD information.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8114) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8115) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8116) * IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8117) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8118) static int ipr_ioafp_page3_inquiry(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8119) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8120) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8122) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8123)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8124) ipr_cmd->job_step = ipr_ioafp_cap_inquiry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8125)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8126) ipr_ioafp_inquiry(ipr_cmd, 1, 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8127) ioa_cfg->vpd_cbs_dma + offsetof(struct ipr_misc_cbs, page3_data),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8128) sizeof(struct ipr_inquiry_page3));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8130) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8131) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8132) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8133)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8134) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8135) * ipr_ioafp_page0_inquiry - Send a Page 0 Inquiry to the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8136) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8137) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8138) * This function sends a Page 0 inquiry to the adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8139) * to retrieve supported inquiry pages.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8140) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8141) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8142) * IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8143) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8144) static int ipr_ioafp_page0_inquiry(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8145) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8146) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8147) char type[5];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8148)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8149) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8151) /* Grab the type out of the VPD and store it away */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8152) memcpy(type, ioa_cfg->vpd_cbs->ioa_vpd.std_inq_data.vpids.product_id, 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8153) type[4] = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8154) ioa_cfg->type = simple_strtoul((char *)type, NULL, 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8155)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8156) if (ipr_invalid_adapter(ioa_cfg)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8157) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8158) "Adapter not supported in this hardware configuration.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8160) if (!ipr_testmode) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8161) ioa_cfg->reset_retries += IPR_NUM_RESET_RELOAD_RETRIES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8162) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8163) list_add_tail(&ipr_cmd->queue,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8164) &ioa_cfg->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8165) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8166) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8167) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8168)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8169) ipr_cmd->job_step = ipr_ioafp_page3_inquiry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8170)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8171) ipr_ioafp_inquiry(ipr_cmd, 1, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8172) ioa_cfg->vpd_cbs_dma + offsetof(struct ipr_misc_cbs, page0_data),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8173) sizeof(struct ipr_inquiry_page0));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8174)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8175) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8176) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8177) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8178)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8179) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8180) * ipr_ioafp_std_inquiry - Send a Standard Inquiry to the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8181) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8182) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8183) * This function sends a standard inquiry to the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8184) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8185) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8186) * IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8187) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8188) static int ipr_ioafp_std_inquiry(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8189) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8190) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8191)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8192) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8193) ipr_cmd->job_step = ipr_ioafp_page0_inquiry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8195) ipr_ioafp_inquiry(ipr_cmd, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8196) ioa_cfg->vpd_cbs_dma + offsetof(struct ipr_misc_cbs, ioa_vpd),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8197) sizeof(struct ipr_ioa_vpd));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8198)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8199) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8200) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8201) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8202)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8203) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8204) * ipr_ioafp_identify_hrrq - Send Identify Host RRQ.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8205) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8206) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8207) * This function send an Identify Host Request Response Queue
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8208) * command to establish the HRRQ with the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8209) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8210) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8211) * IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8212) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8213) static int ipr_ioafp_identify_hrrq(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8214) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8215) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8216) struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8217) struct ipr_hrr_queue *hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8218)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8219) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8220) ipr_cmd->job_step = ipr_ioafp_std_inquiry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8221) if (ioa_cfg->identify_hrrq_index == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8222) dev_info(&ioa_cfg->pdev->dev, "Starting IOA initialization sequence.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8223)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8224) if (ioa_cfg->identify_hrrq_index < ioa_cfg->hrrq_num) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8225) hrrq = &ioa_cfg->hrrq[ioa_cfg->identify_hrrq_index];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8226)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8227) ioarcb->cmd_pkt.cdb[0] = IPR_ID_HOST_RR_Q;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8228) ioarcb->res_handle = cpu_to_be32(IPR_IOA_RES_HANDLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8229)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8230) ioarcb->cmd_pkt.request_type = IPR_RQTYPE_IOACMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8231) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8232) ioarcb->cmd_pkt.cdb[1] = 0x1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8233)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8234) if (ioa_cfg->nvectors == 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8235) ioarcb->cmd_pkt.cdb[1] &= ~IPR_ID_HRRQ_SELE_ENABLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8236) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8237) ioarcb->cmd_pkt.cdb[1] |= IPR_ID_HRRQ_SELE_ENABLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8239) ioarcb->cmd_pkt.cdb[2] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8240) ((u64) hrrq->host_rrq_dma >> 24) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8241) ioarcb->cmd_pkt.cdb[3] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8242) ((u64) hrrq->host_rrq_dma >> 16) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8243) ioarcb->cmd_pkt.cdb[4] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8244) ((u64) hrrq->host_rrq_dma >> 8) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8245) ioarcb->cmd_pkt.cdb[5] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8246) ((u64) hrrq->host_rrq_dma) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8247) ioarcb->cmd_pkt.cdb[7] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8248) ((sizeof(u32) * hrrq->size) >> 8) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8249) ioarcb->cmd_pkt.cdb[8] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8250) (sizeof(u32) * hrrq->size) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8251)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8252) if (ioarcb->cmd_pkt.cdb[1] & IPR_ID_HRRQ_SELE_ENABLE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8253) ioarcb->cmd_pkt.cdb[9] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8254) ioa_cfg->identify_hrrq_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8255)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8256) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8257) ioarcb->cmd_pkt.cdb[10] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8258) ((u64) hrrq->host_rrq_dma >> 56) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8259) ioarcb->cmd_pkt.cdb[11] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8260) ((u64) hrrq->host_rrq_dma >> 48) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8261) ioarcb->cmd_pkt.cdb[12] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8262) ((u64) hrrq->host_rrq_dma >> 40) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8263) ioarcb->cmd_pkt.cdb[13] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8264) ((u64) hrrq->host_rrq_dma >> 32) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8265) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8267) if (ioarcb->cmd_pkt.cdb[1] & IPR_ID_HRRQ_SELE_ENABLE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8268) ioarcb->cmd_pkt.cdb[14] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8269) ioa_cfg->identify_hrrq_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8270)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8271) ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8272) IPR_INTERNAL_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8273)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8274) if (++ioa_cfg->identify_hrrq_index < ioa_cfg->hrrq_num)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8275) ipr_cmd->job_step = ipr_ioafp_identify_hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8276)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8277) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8278) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8279) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8280)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8281) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8282) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8283) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8284)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8285) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8286) * ipr_reset_timer_done - Adapter reset timer function
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8287) * @t: Timer context used to fetch ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8288) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8289) * Description: This function is used in adapter reset processing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8290) * for timing events. If the reset_cmd pointer in the IOA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8291) * config struct is not this adapter's we are doing nested
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8292) * resets and fail_all_ops will take care of freeing the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8293) * command block.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8294) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8295) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8296) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8297) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8298) static void ipr_reset_timer_done(struct timer_list *t)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8299) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8300) struct ipr_cmnd *ipr_cmd = from_timer(ipr_cmd, t, timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8301) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8302) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8303)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8304) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8305)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8306) if (ioa_cfg->reset_cmd == ipr_cmd) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8307) list_del(&ipr_cmd->queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8308) ipr_cmd->done(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8309) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8310)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8311) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8312) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8313)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8314) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8315) * ipr_reset_start_timer - Start a timer for adapter reset job
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8316) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8317) * @timeout: timeout value
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8318) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8319) * Description: This function is used in adapter reset processing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8320) * for timing events. If the reset_cmd pointer in the IOA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8321) * config struct is not this adapter's we are doing nested
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8322) * resets and fail_all_ops will take care of freeing the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8323) * command block.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8324) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8325) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8326) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8327) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8328) static void ipr_reset_start_timer(struct ipr_cmnd *ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8329) unsigned long timeout)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8330) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8331)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8332) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8333) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_pending_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8334) ipr_cmd->done = ipr_reset_ioa_job;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8335)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8336) ipr_cmd->timer.expires = jiffies + timeout;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8337) ipr_cmd->timer.function = ipr_reset_timer_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8338) add_timer(&ipr_cmd->timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8339) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8340)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8341) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8342) * ipr_init_ioa_mem - Initialize ioa_cfg control block
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8343) * @ioa_cfg: ioa cfg struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8344) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8345) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8346) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8347) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8348) static void ipr_init_ioa_mem(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8349) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8350) struct ipr_hrr_queue *hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8351)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8352) for_each_hrrq(hrrq, ioa_cfg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8353) spin_lock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8354) memset(hrrq->host_rrq, 0, sizeof(u32) * hrrq->size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8355)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8356) /* Initialize Host RRQ pointers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8357) hrrq->hrrq_start = hrrq->host_rrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8358) hrrq->hrrq_end = &hrrq->host_rrq[hrrq->size - 1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8359) hrrq->hrrq_curr = hrrq->hrrq_start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8360) hrrq->toggle_bit = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8361) spin_unlock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8362) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8363) wmb();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8364)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8365) ioa_cfg->identify_hrrq_index = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8366) if (ioa_cfg->hrrq_num == 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8367) atomic_set(&ioa_cfg->hrrq_index, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8368) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8369) atomic_set(&ioa_cfg->hrrq_index, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8370)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8371) /* Zero out config table */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8372) memset(ioa_cfg->u.cfg_table, 0, ioa_cfg->cfg_table_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8373) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8374)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8375) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8376) * ipr_reset_next_stage - Process IPL stage change based on feedback register.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8377) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8378) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8379) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8380) * IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8381) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8382) static int ipr_reset_next_stage(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8383) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8384) unsigned long stage, stage_time;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8385) u32 feedback;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8386) volatile u32 int_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8387) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8388) u64 maskval = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8389)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8390) feedback = readl(ioa_cfg->regs.init_feedback_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8391) stage = feedback & IPR_IPL_INIT_STAGE_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8392) stage_time = feedback & IPR_IPL_INIT_STAGE_TIME_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8393)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8394) ipr_dbg("IPL stage = 0x%lx, IPL stage time = %ld\n", stage, stage_time);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8395)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8396) /* sanity check the stage_time value */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8397) if (stage_time == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8398) stage_time = IPR_IPL_INIT_DEFAULT_STAGE_TIME;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8399) else if (stage_time < IPR_IPL_INIT_MIN_STAGE_TIME)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8400) stage_time = IPR_IPL_INIT_MIN_STAGE_TIME;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8401) else if (stage_time > IPR_LONG_OPERATIONAL_TIMEOUT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8402) stage_time = IPR_LONG_OPERATIONAL_TIMEOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8403)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8404) if (stage == IPR_IPL_INIT_STAGE_UNKNOWN) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8405) writel(IPR_PCII_IPL_STAGE_CHANGE, ioa_cfg->regs.set_interrupt_mask_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8406) int_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8407) stage_time = ioa_cfg->transop_timeout;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8408) ipr_cmd->job_step = ipr_ioafp_identify_hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8409) } else if (stage == IPR_IPL_INIT_STAGE_TRANSOP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8410) int_reg = readl(ioa_cfg->regs.sense_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8411) if (int_reg & IPR_PCII_IOA_TRANS_TO_OPER) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8412) ipr_cmd->job_step = ipr_ioafp_identify_hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8413) maskval = IPR_PCII_IPL_STAGE_CHANGE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8414) maskval = (maskval << 32) | IPR_PCII_IOA_TRANS_TO_OPER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8415) writeq(maskval, ioa_cfg->regs.set_interrupt_mask_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8416) int_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8417) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8418) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8419) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8420)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8421) ipr_cmd->timer.expires = jiffies + stage_time * HZ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8422) ipr_cmd->timer.function = ipr_oper_timeout;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8423) ipr_cmd->done = ipr_reset_ioa_job;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8424) add_timer(&ipr_cmd->timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8425)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8426) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_pending_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8427)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8428) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8429) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8430)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8431) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8432) * ipr_reset_enable_ioa - Enable the IOA following a reset.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8433) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8434) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8435) * This function reinitializes some control blocks and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8436) * enables destructive diagnostics on the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8437) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8438) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8439) * IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8440) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8441) static int ipr_reset_enable_ioa(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8442) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8443) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8444) volatile u32 int_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8445) volatile u64 maskval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8446) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8447)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8448) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8449) ipr_cmd->job_step = ipr_ioafp_identify_hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8450) ipr_init_ioa_mem(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8451)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8452) for (i = 0; i < ioa_cfg->hrrq_num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8453) spin_lock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8454) ioa_cfg->hrrq[i].allow_interrupts = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8455) spin_unlock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8456) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8457) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8458) /* Set the adapter to the correct endian mode. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8459) writel(IPR_ENDIAN_SWAP_KEY, ioa_cfg->regs.endian_swap_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8460) int_reg = readl(ioa_cfg->regs.endian_swap_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8461) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8462)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8463) int_reg = readl(ioa_cfg->regs.sense_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8464)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8465) if (int_reg & IPR_PCII_IOA_TRANS_TO_OPER) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8466) writel((IPR_PCII_ERROR_INTERRUPTS | IPR_PCII_HRRQ_UPDATED),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8467) ioa_cfg->regs.clr_interrupt_mask_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8468) int_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8469) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8470) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8471)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8472) /* Enable destructive diagnostics on IOA */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8473) writel(ioa_cfg->doorbell, ioa_cfg->regs.set_uproc_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8474)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8475) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8476) maskval = IPR_PCII_IPL_STAGE_CHANGE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8477) maskval = (maskval << 32) | IPR_PCII_OPER_INTERRUPTS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8478) writeq(maskval, ioa_cfg->regs.clr_interrupt_mask_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8479) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8480) writel(IPR_PCII_OPER_INTERRUPTS, ioa_cfg->regs.clr_interrupt_mask_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8481)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8482) int_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8483)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8484) dev_info(&ioa_cfg->pdev->dev, "Initializing IOA.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8485)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8486) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8487) ipr_cmd->job_step = ipr_reset_next_stage;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8488) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8489) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8490)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8491) ipr_cmd->timer.expires = jiffies + (ioa_cfg->transop_timeout * HZ);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8492) ipr_cmd->timer.function = ipr_oper_timeout;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8493) ipr_cmd->done = ipr_reset_ioa_job;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8494) add_timer(&ipr_cmd->timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8495) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_pending_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8496)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8497) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8498) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8499) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8500)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8501) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8502) * ipr_reset_wait_for_dump - Wait for a dump to timeout.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8503) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8504) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8505) * This function is invoked when an adapter dump has run out
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8506) * of processing time.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8507) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8508) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8509) * IPR_RC_JOB_CONTINUE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8510) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8511) static int ipr_reset_wait_for_dump(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8512) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8513) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8514)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8515) if (ioa_cfg->sdt_state == GET_DUMP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8516) ioa_cfg->sdt_state = WAIT_FOR_DUMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8517) else if (ioa_cfg->sdt_state == READ_DUMP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8518) ioa_cfg->sdt_state = ABORT_DUMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8519)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8520) ioa_cfg->dump_timeout = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8521) ipr_cmd->job_step = ipr_reset_alert;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8522)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8523) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8524) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8525)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8526) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8527) * ipr_unit_check_no_data - Log a unit check/no data error log
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8528) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8529) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8530) * Logs an error indicating the adapter unit checked, but for some
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8531) * reason, we were unable to fetch the unit check buffer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8532) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8533) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8534) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8535) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8536) static void ipr_unit_check_no_data(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8537) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8538) ioa_cfg->errors_logged++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8539) dev_err(&ioa_cfg->pdev->dev, "IOA unit check with no data\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8540) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8541)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8542) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8543) * ipr_get_unit_check_buffer - Get the unit check buffer from the IOA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8544) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8545) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8546) * Fetches the unit check buffer from the adapter by clocking the data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8547) * through the mailbox register.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8548) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8549) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8550) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8551) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8552) static void ipr_get_unit_check_buffer(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8553) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8554) unsigned long mailbox;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8555) struct ipr_hostrcb *hostrcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8556) struct ipr_uc_sdt sdt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8557) int rc, length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8558) u32 ioasc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8559)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8560) mailbox = readl(ioa_cfg->ioa_mailbox);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8561)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8562) if (!ioa_cfg->sis64 && !ipr_sdt_is_fmt2(mailbox)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8563) ipr_unit_check_no_data(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8564) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8565) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8566)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8567) memset(&sdt, 0, sizeof(struct ipr_uc_sdt));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8568) rc = ipr_get_ldump_data_section(ioa_cfg, mailbox, (__be32 *) &sdt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8569) (sizeof(struct ipr_uc_sdt)) / sizeof(__be32));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8570)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8571) if (rc || !(sdt.entry[0].flags & IPR_SDT_VALID_ENTRY) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8572) ((be32_to_cpu(sdt.hdr.state) != IPR_FMT3_SDT_READY_TO_USE) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8573) (be32_to_cpu(sdt.hdr.state) != IPR_FMT2_SDT_READY_TO_USE))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8574) ipr_unit_check_no_data(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8575) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8576) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8577)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8578) /* Find length of the first sdt entry (UC buffer) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8579) if (be32_to_cpu(sdt.hdr.state) == IPR_FMT3_SDT_READY_TO_USE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8580) length = be32_to_cpu(sdt.entry[0].end_token);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8581) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8582) length = (be32_to_cpu(sdt.entry[0].end_token) -
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8583) be32_to_cpu(sdt.entry[0].start_token)) &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8584) IPR_FMT2_MBX_ADDR_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8585)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8586) hostrcb = list_entry(ioa_cfg->hostrcb_free_q.next,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8587) struct ipr_hostrcb, queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8588) list_del_init(&hostrcb->queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8589) memset(&hostrcb->hcam, 0, sizeof(hostrcb->hcam));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8590)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8591) rc = ipr_get_ldump_data_section(ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8592) be32_to_cpu(sdt.entry[0].start_token),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8593) (__be32 *)&hostrcb->hcam,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8594) min(length, (int)sizeof(hostrcb->hcam)) / sizeof(__be32));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8595)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8596) if (!rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8597) ipr_handle_log_data(ioa_cfg, hostrcb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8598) ioasc = be32_to_cpu(hostrcb->hcam.u.error.fd_ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8599) if (ioasc == IPR_IOASC_NR_IOA_RESET_REQUIRED &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8600) ioa_cfg->sdt_state == GET_DUMP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8601) ioa_cfg->sdt_state = WAIT_FOR_DUMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8602) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8603) ipr_unit_check_no_data(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8604)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8605) list_add_tail(&hostrcb->queue, &ioa_cfg->hostrcb_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8606) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8607)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8608) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8609) * ipr_reset_get_unit_check_job - Call to get the unit check buffer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8610) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8611) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8612) * Description: This function will call to get the unit check buffer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8613) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8614) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8615) * IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8616) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8617) static int ipr_reset_get_unit_check_job(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8618) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8619) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8620)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8621) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8622) ioa_cfg->ioa_unit_checked = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8623) ipr_get_unit_check_buffer(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8624) ipr_cmd->job_step = ipr_reset_alert;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8625) ipr_reset_start_timer(ipr_cmd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8626)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8627) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8628) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8629) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8630)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8631) static int ipr_dump_mailbox_wait(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8632) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8633) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8634)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8635) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8636)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8637) if (ioa_cfg->sdt_state != GET_DUMP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8638) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8639)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8640) if (!ioa_cfg->sis64 || !ipr_cmd->u.time_left ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8641) (readl(ioa_cfg->regs.sense_interrupt_reg) &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8642) IPR_PCII_MAILBOX_STABLE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8643)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8644) if (!ipr_cmd->u.time_left)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8645) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8646) "Timed out waiting for Mailbox register.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8647)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8648) ioa_cfg->sdt_state = READ_DUMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8649) ioa_cfg->dump_timeout = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8650) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8651) ipr_reset_start_timer(ipr_cmd, IPR_SIS64_DUMP_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8652) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8653) ipr_reset_start_timer(ipr_cmd, IPR_SIS32_DUMP_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8654) ipr_cmd->job_step = ipr_reset_wait_for_dump;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8655) schedule_work(&ioa_cfg->work_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8656)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8657) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8658) ipr_cmd->u.time_left -= IPR_CHECK_FOR_RESET_TIMEOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8659) ipr_reset_start_timer(ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8660) IPR_CHECK_FOR_RESET_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8661) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8662)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8663) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8664) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8665) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8666)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8667) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8668) * ipr_reset_restore_cfg_space - Restore PCI config space.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8669) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8670) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8671) * Description: This function restores the saved PCI config space of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8672) * the adapter, fails all outstanding ops back to the callers, and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8673) * fetches the dump/unit check if applicable to this reset.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8674) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8675) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8676) * IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8677) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8678) static int ipr_reset_restore_cfg_space(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8679) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8680) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8681)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8682) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8683) ioa_cfg->pdev->state_saved = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8684) pci_restore_state(ioa_cfg->pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8685)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8686) if (ipr_set_pcix_cmd_reg(ioa_cfg)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8687) ipr_cmd->s.ioasa.hdr.ioasc = cpu_to_be32(IPR_IOASC_PCI_ACCESS_ERROR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8688) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8689) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8690)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8691) ipr_fail_all_ops(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8692)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8693) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8694) /* Set the adapter to the correct endian mode. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8695) writel(IPR_ENDIAN_SWAP_KEY, ioa_cfg->regs.endian_swap_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8696) readl(ioa_cfg->regs.endian_swap_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8697) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8698)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8699) if (ioa_cfg->ioa_unit_checked) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8700) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8701) ipr_cmd->job_step = ipr_reset_get_unit_check_job;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8702) ipr_reset_start_timer(ipr_cmd, IPR_DUMP_DELAY_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8703) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8704) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8705) ioa_cfg->ioa_unit_checked = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8706) ipr_get_unit_check_buffer(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8707) ipr_cmd->job_step = ipr_reset_alert;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8708) ipr_reset_start_timer(ipr_cmd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8709) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8710) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8711) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8712)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8713) if (ioa_cfg->in_ioa_bringdown) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8714) ipr_cmd->job_step = ipr_ioa_bringdown_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8715) } else if (ioa_cfg->sdt_state == GET_DUMP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8716) ipr_cmd->job_step = ipr_dump_mailbox_wait;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8717) ipr_cmd->u.time_left = IPR_WAIT_FOR_MAILBOX;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8718) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8719) ipr_cmd->job_step = ipr_reset_enable_ioa;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8720) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8721)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8722) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8723) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8724) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8725)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8726) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8727) * ipr_reset_bist_done - BIST has completed on the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8728) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8729) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8730) * Description: Unblock config space and resume the reset process.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8731) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8732) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8733) * IPR_RC_JOB_CONTINUE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8734) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8735) static int ipr_reset_bist_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8736) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8737) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8738)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8739) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8740) if (ioa_cfg->cfg_locked)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8741) pci_cfg_access_unlock(ioa_cfg->pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8742) ioa_cfg->cfg_locked = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8743) ipr_cmd->job_step = ipr_reset_restore_cfg_space;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8744) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8745) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8746) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8747)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8748) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8749) * ipr_reset_start_bist - Run BIST on the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8750) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8751) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8752) * Description: This function runs BIST on the adapter, then delays 2 seconds.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8753) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8754) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8755) * IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8756) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8757) static int ipr_reset_start_bist(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8758) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8759) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8760) int rc = PCIBIOS_SUCCESSFUL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8761)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8762) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8763) if (ioa_cfg->ipr_chip->bist_method == IPR_MMIO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8764) writel(IPR_UPROCI_SIS64_START_BIST,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8765) ioa_cfg->regs.set_uproc_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8766) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8767) rc = pci_write_config_byte(ioa_cfg->pdev, PCI_BIST, PCI_BIST_START);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8768)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8769) if (rc == PCIBIOS_SUCCESSFUL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8770) ipr_cmd->job_step = ipr_reset_bist_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8771) ipr_reset_start_timer(ipr_cmd, IPR_WAIT_FOR_BIST_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8772) rc = IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8773) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8774) if (ioa_cfg->cfg_locked)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8775) pci_cfg_access_unlock(ipr_cmd->ioa_cfg->pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8776) ioa_cfg->cfg_locked = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8777) ipr_cmd->s.ioasa.hdr.ioasc = cpu_to_be32(IPR_IOASC_PCI_ACCESS_ERROR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8778) rc = IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8779) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8780)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8781) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8782) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8783) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8784)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8785) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8786) * ipr_reset_slot_reset_done - Clear PCI reset to the adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8787) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8788) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8789) * Description: This clears PCI reset to the adapter and delays two seconds.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8790) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8791) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8792) * IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8793) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8794) static int ipr_reset_slot_reset_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8795) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8796) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8797) ipr_cmd->job_step = ipr_reset_bist_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8798) ipr_reset_start_timer(ipr_cmd, IPR_WAIT_FOR_BIST_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8799) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8800) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8801) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8802)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8803) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8804) * ipr_reset_reset_work - Pulse a PCIe fundamental reset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8805) * @work: work struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8806) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8807) * Description: This pulses warm reset to a slot.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8808) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8809) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8810) static void ipr_reset_reset_work(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8811) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8812) struct ipr_cmnd *ipr_cmd = container_of(work, struct ipr_cmnd, work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8813) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8814) struct pci_dev *pdev = ioa_cfg->pdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8815) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8816)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8817) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8818) pci_set_pcie_reset_state(pdev, pcie_warm_reset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8819) msleep(jiffies_to_msecs(IPR_PCI_RESET_TIMEOUT));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8820) pci_set_pcie_reset_state(pdev, pcie_deassert_reset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8821)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8822) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8823) if (ioa_cfg->reset_cmd == ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8824) ipr_reset_ioa_job(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8825) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8826) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8827) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8828)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8829) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8830) * ipr_reset_slot_reset - Reset the PCI slot of the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8831) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8832) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8833) * Description: This asserts PCI reset to the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8834) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8835) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8836) * IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8837) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8838) static int ipr_reset_slot_reset(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8839) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8840) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8841)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8842) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8843) INIT_WORK(&ipr_cmd->work, ipr_reset_reset_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8844) queue_work(ioa_cfg->reset_work_q, &ipr_cmd->work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8845) ipr_cmd->job_step = ipr_reset_slot_reset_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8846) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8847) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8848) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8849)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8850) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8851) * ipr_reset_block_config_access_wait - Wait for permission to block config access
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8852) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8853) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8854) * Description: This attempts to block config access to the IOA.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8855) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8856) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8857) * IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8858) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8859) static int ipr_reset_block_config_access_wait(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8860) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8861) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8862) int rc = IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8863)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8864) if (pci_cfg_access_trylock(ioa_cfg->pdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8865) ioa_cfg->cfg_locked = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8866) ipr_cmd->job_step = ioa_cfg->reset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8867) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8868) if (ipr_cmd->u.time_left) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8869) rc = IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8870) ipr_cmd->u.time_left -= IPR_CHECK_FOR_RESET_TIMEOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8871) ipr_reset_start_timer(ipr_cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8872) IPR_CHECK_FOR_RESET_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8873) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8874) ipr_cmd->job_step = ioa_cfg->reset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8875) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8876) "Timed out waiting to lock config access. Resetting anyway.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8877) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8878) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8879)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8880) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8881) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8882)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8883) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8884) * ipr_reset_block_config_access - Block config access to the IOA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8885) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8886) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8887) * Description: This attempts to block config access to the IOA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8888) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8889) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8890) * IPR_RC_JOB_CONTINUE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8891) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8892) static int ipr_reset_block_config_access(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8893) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8894) ipr_cmd->ioa_cfg->cfg_locked = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8895) ipr_cmd->job_step = ipr_reset_block_config_access_wait;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8896) ipr_cmd->u.time_left = IPR_WAIT_FOR_RESET_TIMEOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8897) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8898) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8899)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8900) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8901) * ipr_reset_allowed - Query whether or not IOA can be reset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8902) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8903) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8904) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8905) * 0 if reset not allowed / non-zero if reset is allowed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8906) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8907) static int ipr_reset_allowed(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8908) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8909) volatile u32 temp_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8910)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8911) temp_reg = readl(ioa_cfg->regs.sense_interrupt_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8912) return ((temp_reg & IPR_PCII_CRITICAL_OPERATION) == 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8913) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8914)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8915) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8916) * ipr_reset_wait_to_start_bist - Wait for permission to reset IOA.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8917) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8918) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8919) * Description: This function waits for adapter permission to run BIST,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8920) * then runs BIST. If the adapter does not give permission after a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8921) * reasonable time, we will reset the adapter anyway. The impact of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8922) * resetting the adapter without warning the adapter is the risk of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8923) * losing the persistent error log on the adapter. If the adapter is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8924) * reset while it is writing to the flash on the adapter, the flash
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8925) * segment will have bad ECC and be zeroed.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8926) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8927) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8928) * IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8929) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8930) static int ipr_reset_wait_to_start_bist(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8931) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8932) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8933) int rc = IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8934)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8935) if (!ipr_reset_allowed(ioa_cfg) && ipr_cmd->u.time_left) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8936) ipr_cmd->u.time_left -= IPR_CHECK_FOR_RESET_TIMEOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8937) ipr_reset_start_timer(ipr_cmd, IPR_CHECK_FOR_RESET_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8938) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8939) ipr_cmd->job_step = ipr_reset_block_config_access;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8940) rc = IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8941) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8942)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8943) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8944) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8945)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8946) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8947) * ipr_reset_alert - Alert the adapter of a pending reset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8948) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8949) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8950) * Description: This function alerts the adapter that it will be reset.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8951) * If memory space is not currently enabled, proceed directly
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8952) * to running BIST on the adapter. The timer must always be started
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8953) * so we guarantee we do not run BIST from ipr_isr.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8954) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8955) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8956) * IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8957) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8958) static int ipr_reset_alert(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8959) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8960) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8961) u16 cmd_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8962) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8963)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8964) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8965) rc = pci_read_config_word(ioa_cfg->pdev, PCI_COMMAND, &cmd_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8966)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8967) if ((rc == PCIBIOS_SUCCESSFUL) && (cmd_reg & PCI_COMMAND_MEMORY)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8968) ipr_mask_and_clear_interrupts(ioa_cfg, ~0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8969) writel(IPR_UPROCI_RESET_ALERT, ioa_cfg->regs.set_uproc_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8970) ipr_cmd->job_step = ipr_reset_wait_to_start_bist;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8971) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8972) ipr_cmd->job_step = ipr_reset_block_config_access;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8973) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8974)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8975) ipr_cmd->u.time_left = IPR_WAIT_FOR_RESET_TIMEOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8976) ipr_reset_start_timer(ipr_cmd, IPR_CHECK_FOR_RESET_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8977)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8978) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8979) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8980) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8981)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8982) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8983) * ipr_reset_quiesce_done - Complete IOA disconnect
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8984) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8985) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8986) * Description: Freeze the adapter to complete quiesce processing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8987) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8988) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8989) * IPR_RC_JOB_CONTINUE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8990) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8991) static int ipr_reset_quiesce_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8992) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8993) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8994)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8995) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8996) ipr_cmd->job_step = ipr_ioa_bringdown_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8997) ipr_mask_and_clear_interrupts(ioa_cfg, ~IPR_PCII_IOA_TRANS_TO_OPER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8998) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8999) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9000) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9001)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9002) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9003) * ipr_reset_cancel_hcam_done - Check for outstanding commands
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9004) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9005) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9006) * Description: Ensure nothing is outstanding to the IOA and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9007) * proceed with IOA disconnect. Otherwise reset the IOA.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9008) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9009) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9010) * IPR_RC_JOB_RETURN / IPR_RC_JOB_CONTINUE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9011) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9012) static int ipr_reset_cancel_hcam_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9013) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9014) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9015) struct ipr_cmnd *loop_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9016) struct ipr_hrr_queue *hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9017) int rc = IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9018) int count = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9019)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9020) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9021) ipr_cmd->job_step = ipr_reset_quiesce_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9022)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9023) for_each_hrrq(hrrq, ioa_cfg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9024) spin_lock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9025) list_for_each_entry(loop_cmd, &hrrq->hrrq_pending_q, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9026) count++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9027) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9028) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9029) rc = IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9030) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9031) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9032) spin_unlock(&hrrq->_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9033)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9034) if (count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9035) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9036) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9037)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9038) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9039) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9040) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9041)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9042) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9043) * ipr_reset_cancel_hcam - Cancel outstanding HCAMs
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9044) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9045) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9046) * Description: Cancel any oustanding HCAMs to the IOA.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9047) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9048) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9049) * IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9050) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9051) static int ipr_reset_cancel_hcam(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9052) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9053) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9054) int rc = IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9055) struct ipr_cmd_pkt *cmd_pkt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9056) struct ipr_cmnd *hcam_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9057) struct ipr_hrr_queue *hrrq = &ioa_cfg->hrrq[IPR_INIT_HRRQ];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9058)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9059) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9060) ipr_cmd->job_step = ipr_reset_cancel_hcam_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9061)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9062) if (!hrrq->ioa_is_dead) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9063) if (!list_empty(&ioa_cfg->hostrcb_pending_q)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9064) list_for_each_entry(hcam_cmd, &hrrq->hrrq_pending_q, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9065) if (hcam_cmd->ioarcb.cmd_pkt.cdb[0] != IPR_HOST_CONTROLLED_ASYNC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9066) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9067)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9068) ipr_cmd->ioarcb.res_handle = cpu_to_be32(IPR_IOA_RES_HANDLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9069) ipr_cmd->ioarcb.cmd_pkt.request_type = IPR_RQTYPE_IOACMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9070) cmd_pkt = &ipr_cmd->ioarcb.cmd_pkt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9071) cmd_pkt->request_type = IPR_RQTYPE_IOACMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9072) cmd_pkt->cdb[0] = IPR_CANCEL_REQUEST;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9073) cmd_pkt->cdb[1] = IPR_CANCEL_64BIT_IOARCB;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9074) cmd_pkt->cdb[10] = ((u64) hcam_cmd->dma_addr >> 56) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9075) cmd_pkt->cdb[11] = ((u64) hcam_cmd->dma_addr >> 48) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9076) cmd_pkt->cdb[12] = ((u64) hcam_cmd->dma_addr >> 40) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9077) cmd_pkt->cdb[13] = ((u64) hcam_cmd->dma_addr >> 32) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9078) cmd_pkt->cdb[2] = ((u64) hcam_cmd->dma_addr >> 24) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9079) cmd_pkt->cdb[3] = ((u64) hcam_cmd->dma_addr >> 16) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9080) cmd_pkt->cdb[4] = ((u64) hcam_cmd->dma_addr >> 8) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9081) cmd_pkt->cdb[5] = ((u64) hcam_cmd->dma_addr) & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9082)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9083) ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9084) IPR_CANCEL_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9085)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9086) rc = IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9087) ipr_cmd->job_step = ipr_reset_cancel_hcam;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9088) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9089) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9090) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9091) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9092) ipr_cmd->job_step = ipr_reset_alert;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9093)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9094) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9095) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9096) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9097)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9098) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9099) * ipr_reset_ucode_download_done - Microcode download completion
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9100) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9101) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9102) * Description: This function unmaps the microcode download buffer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9103) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9104) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9105) * IPR_RC_JOB_CONTINUE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9106) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9107) static int ipr_reset_ucode_download_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9108) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9109) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9110) struct ipr_sglist *sglist = ioa_cfg->ucode_sglist;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9111)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9112) dma_unmap_sg(&ioa_cfg->pdev->dev, sglist->scatterlist,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9113) sglist->num_sg, DMA_TO_DEVICE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9114)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9115) ipr_cmd->job_step = ipr_reset_alert;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9116) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9117) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9119) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9120) * ipr_reset_ucode_download - Download microcode to the adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9121) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9122) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9123) * Description: This function checks to see if it there is microcode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9124) * to download to the adapter. If there is, a download is performed.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9125) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9126) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9127) * IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9128) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9129) static int ipr_reset_ucode_download(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9130) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9131) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9132) struct ipr_sglist *sglist = ioa_cfg->ucode_sglist;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9133)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9134) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9135) ipr_cmd->job_step = ipr_reset_alert;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9136)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9137) if (!sglist)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9138) return IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9139)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9140) ipr_cmd->ioarcb.res_handle = cpu_to_be32(IPR_IOA_RES_HANDLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9141) ipr_cmd->ioarcb.cmd_pkt.request_type = IPR_RQTYPE_SCSICDB;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9142) ipr_cmd->ioarcb.cmd_pkt.cdb[0] = WRITE_BUFFER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9143) ipr_cmd->ioarcb.cmd_pkt.cdb[1] = IPR_WR_BUF_DOWNLOAD_AND_SAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9144) ipr_cmd->ioarcb.cmd_pkt.cdb[6] = (sglist->buffer_len & 0xff0000) >> 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9145) ipr_cmd->ioarcb.cmd_pkt.cdb[7] = (sglist->buffer_len & 0x00ff00) >> 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9146) ipr_cmd->ioarcb.cmd_pkt.cdb[8] = sglist->buffer_len & 0x0000ff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9148) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9149) ipr_build_ucode_ioadl64(ipr_cmd, sglist);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9150) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9151) ipr_build_ucode_ioadl(ipr_cmd, sglist);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9152) ipr_cmd->job_step = ipr_reset_ucode_download_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9153)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9154) ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9155) IPR_WRITE_BUFFER_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9157) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9158) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9159) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9161) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9162) * ipr_reset_shutdown_ioa - Shutdown the adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9163) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9164) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9165) * Description: This function issues an adapter shutdown of the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9166) * specified type to the specified adapter as part of the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9167) * adapter reset job.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9168) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9169) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9170) * IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9171) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9172) static int ipr_reset_shutdown_ioa(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9173) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9174) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9175) enum ipr_shutdown_type shutdown_type = ipr_cmd->u.shutdown_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9176) unsigned long timeout;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9177) int rc = IPR_RC_JOB_CONTINUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9178)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9179) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9180) if (shutdown_type == IPR_SHUTDOWN_QUIESCE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9181) ipr_cmd->job_step = ipr_reset_cancel_hcam;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9182) else if (shutdown_type != IPR_SHUTDOWN_NONE &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9183) !ioa_cfg->hrrq[IPR_INIT_HRRQ].ioa_is_dead) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9184) ipr_cmd->ioarcb.res_handle = cpu_to_be32(IPR_IOA_RES_HANDLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9185) ipr_cmd->ioarcb.cmd_pkt.request_type = IPR_RQTYPE_IOACMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9186) ipr_cmd->ioarcb.cmd_pkt.cdb[0] = IPR_IOA_SHUTDOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9187) ipr_cmd->ioarcb.cmd_pkt.cdb[1] = shutdown_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9188)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9189) if (shutdown_type == IPR_SHUTDOWN_NORMAL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9190) timeout = IPR_SHUTDOWN_TIMEOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9191) else if (shutdown_type == IPR_SHUTDOWN_PREPARE_FOR_NORMAL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9192) timeout = IPR_INTERNAL_TIMEOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9193) else if (ioa_cfg->dual_raid && ipr_dual_ioa_raid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9194) timeout = IPR_DUAL_IOA_ABBR_SHUTDOWN_TO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9195) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9196) timeout = IPR_ABBREV_SHUTDOWN_TIMEOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9198) ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout, timeout);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9199)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9200) rc = IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9201) ipr_cmd->job_step = ipr_reset_ucode_download;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9202) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9203) ipr_cmd->job_step = ipr_reset_alert;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9204)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9205) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9206) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9207) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9209) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9210) * ipr_reset_ioa_job - Adapter reset job
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9211) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9212) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9213) * Description: This function is the job router for the adapter reset job.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9214) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9215) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9216) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9217) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9218) static void ipr_reset_ioa_job(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9219) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9220) u32 rc, ioasc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9221) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9222)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9223) do {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9224) ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9225)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9226) if (ioa_cfg->reset_cmd != ipr_cmd) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9227) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9228) * We are doing nested adapter resets and this is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9229) * not the current reset job.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9230) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9231) list_add_tail(&ipr_cmd->queue,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9232) &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9233) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9234) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9235)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9236) if (IPR_IOASC_SENSE_KEY(ioasc)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9237) rc = ipr_cmd->job_step_failed(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9238) if (rc == IPR_RC_JOB_RETURN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9239) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9240) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9241)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9242) ipr_reinit_ipr_cmnd(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9243) ipr_cmd->job_step_failed = ipr_reset_cmd_failed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9244) rc = ipr_cmd->job_step(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9245) } while (rc == IPR_RC_JOB_CONTINUE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9246) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9248) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9249) * _ipr_initiate_ioa_reset - Initiate an adapter reset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9250) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9251) * @job_step: first job step of reset job
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9252) * @shutdown_type: shutdown type
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9253) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9254) * Description: This function will initiate the reset of the given adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9255) * starting at the selected job step.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9256) * If the caller needs to wait on the completion of the reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9257) * the caller must sleep on the reset_wait_q.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9258) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9259) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9260) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9261) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9262) static void _ipr_initiate_ioa_reset(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9263) int (*job_step) (struct ipr_cmnd *),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9264) enum ipr_shutdown_type shutdown_type)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9265) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9266) struct ipr_cmnd *ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9267) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9268)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9269) ioa_cfg->in_reset_reload = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9270) for (i = 0; i < ioa_cfg->hrrq_num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9271) spin_lock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9272) ioa_cfg->hrrq[i].allow_cmds = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9273) spin_unlock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9274) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9275) wmb();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9276) if (!ioa_cfg->hrrq[IPR_INIT_HRRQ].removing_ioa) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9277) ioa_cfg->scsi_unblock = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9278) ioa_cfg->scsi_blocked = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9279) scsi_block_requests(ioa_cfg->host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9280) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9281)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9282) ipr_cmd = ipr_get_free_ipr_cmnd(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9283) ioa_cfg->reset_cmd = ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9284) ipr_cmd->job_step = job_step;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9285) ipr_cmd->u.shutdown_type = shutdown_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9286)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9287) ipr_reset_ioa_job(ipr_cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9288) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9289)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9290) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9291) * ipr_initiate_ioa_reset - Initiate an adapter reset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9292) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9293) * @shutdown_type: shutdown type
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9294) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9295) * Description: This function will initiate the reset of the given adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9296) * If the caller needs to wait on the completion of the reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9297) * the caller must sleep on the reset_wait_q.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9298) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9299) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9300) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9301) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9302) static void ipr_initiate_ioa_reset(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9303) enum ipr_shutdown_type shutdown_type)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9304) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9305) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9306)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9307) if (ioa_cfg->hrrq[IPR_INIT_HRRQ].ioa_is_dead)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9308) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9309)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9310) if (ioa_cfg->in_reset_reload) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9311) if (ioa_cfg->sdt_state == GET_DUMP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9312) ioa_cfg->sdt_state = WAIT_FOR_DUMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9313) else if (ioa_cfg->sdt_state == READ_DUMP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9314) ioa_cfg->sdt_state = ABORT_DUMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9315) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9316)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9317) if (ioa_cfg->reset_retries++ >= IPR_NUM_RESET_RELOAD_RETRIES) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9318) dev_err(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9319) "IOA taken offline - error recovery failed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9320)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9321) ioa_cfg->reset_retries = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9322) for (i = 0; i < ioa_cfg->hrrq_num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9323) spin_lock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9324) ioa_cfg->hrrq[i].ioa_is_dead = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9325) spin_unlock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9326) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9327) wmb();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9328)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9329) if (ioa_cfg->in_ioa_bringdown) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9330) ioa_cfg->reset_cmd = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9331) ioa_cfg->in_reset_reload = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9332) ipr_fail_all_ops(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9333) wake_up_all(&ioa_cfg->reset_wait_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9334)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9335) if (!ioa_cfg->hrrq[IPR_INIT_HRRQ].removing_ioa) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9336) ioa_cfg->scsi_unblock = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9337) schedule_work(&ioa_cfg->work_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9338) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9339) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9340) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9341) ioa_cfg->in_ioa_bringdown = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9342) shutdown_type = IPR_SHUTDOWN_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9343) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9344) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9345)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9346) _ipr_initiate_ioa_reset(ioa_cfg, ipr_reset_shutdown_ioa,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9347) shutdown_type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9348) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9349)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9350) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9351) * ipr_reset_freeze - Hold off all I/O activity
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9352) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9353) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9354) * Description: If the PCI slot is frozen, hold off all I/O
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9355) * activity; then, as soon as the slot is available again,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9356) * initiate an adapter reset.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9357) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9358) static int ipr_reset_freeze(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9359) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9360) struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9361) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9362)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9363) /* Disallow new interrupts, avoid loop */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9364) for (i = 0; i < ioa_cfg->hrrq_num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9365) spin_lock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9366) ioa_cfg->hrrq[i].allow_interrupts = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9367) spin_unlock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9368) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9369) wmb();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9370) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_pending_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9371) ipr_cmd->done = ipr_reset_ioa_job;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9372) return IPR_RC_JOB_RETURN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9373) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9374)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9375) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9376) * ipr_pci_mmio_enabled - Called when MMIO has been re-enabled
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9377) * @pdev: PCI device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9378) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9379) * Description: This routine is called to tell us that the MMIO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9380) * access to the IOA has been restored
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9381) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9382) static pci_ers_result_t ipr_pci_mmio_enabled(struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9383) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9384) unsigned long flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9385) struct ipr_ioa_cfg *ioa_cfg = pci_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9386)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9387) spin_lock_irqsave(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9388) if (!ioa_cfg->probe_done)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9389) pci_save_state(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9390) spin_unlock_irqrestore(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9391) return PCI_ERS_RESULT_NEED_RESET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9392) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9393)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9394) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9395) * ipr_pci_frozen - Called when slot has experienced a PCI bus error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9396) * @pdev: PCI device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9397) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9398) * Description: This routine is called to tell us that the PCI bus
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9399) * is down. Can't do anything here, except put the device driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9400) * into a holding pattern, waiting for the PCI bus to come back.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9401) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9402) static void ipr_pci_frozen(struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9403) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9404) unsigned long flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9405) struct ipr_ioa_cfg *ioa_cfg = pci_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9406)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9407) spin_lock_irqsave(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9408) if (ioa_cfg->probe_done)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9409) _ipr_initiate_ioa_reset(ioa_cfg, ipr_reset_freeze, IPR_SHUTDOWN_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9410) spin_unlock_irqrestore(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9411) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9412)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9413) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9414) * ipr_pci_slot_reset - Called when PCI slot has been reset.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9415) * @pdev: PCI device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9416) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9417) * Description: This routine is called by the pci error recovery
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9418) * code after the PCI slot has been reset, just before we
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9419) * should resume normal operations.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9420) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9421) static pci_ers_result_t ipr_pci_slot_reset(struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9422) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9423) unsigned long flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9424) struct ipr_ioa_cfg *ioa_cfg = pci_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9425)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9426) spin_lock_irqsave(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9427) if (ioa_cfg->probe_done) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9428) if (ioa_cfg->needs_warm_reset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9429) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9430) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9431) _ipr_initiate_ioa_reset(ioa_cfg, ipr_reset_restore_cfg_space,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9432) IPR_SHUTDOWN_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9433) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9434) wake_up_all(&ioa_cfg->eeh_wait_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9435) spin_unlock_irqrestore(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9436) return PCI_ERS_RESULT_RECOVERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9437) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9438)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9439) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9440) * ipr_pci_perm_failure - Called when PCI slot is dead for good.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9441) * @pdev: PCI device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9442) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9443) * Description: This routine is called when the PCI bus has
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9444) * permanently failed.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9445) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9446) static void ipr_pci_perm_failure(struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9447) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9448) unsigned long flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9449) struct ipr_ioa_cfg *ioa_cfg = pci_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9450) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9451)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9452) spin_lock_irqsave(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9453) if (ioa_cfg->probe_done) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9454) if (ioa_cfg->sdt_state == WAIT_FOR_DUMP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9455) ioa_cfg->sdt_state = ABORT_DUMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9456) ioa_cfg->reset_retries = IPR_NUM_RESET_RELOAD_RETRIES - 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9457) ioa_cfg->in_ioa_bringdown = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9458) for (i = 0; i < ioa_cfg->hrrq_num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9459) spin_lock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9460) ioa_cfg->hrrq[i].allow_cmds = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9461) spin_unlock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9462) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9463) wmb();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9464) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9465) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9466) wake_up_all(&ioa_cfg->eeh_wait_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9467) spin_unlock_irqrestore(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9468) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9469)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9470) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9471) * ipr_pci_error_detected - Called when a PCI error is detected.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9472) * @pdev: PCI device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9473) * @state: PCI channel state
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9474) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9475) * Description: Called when a PCI error is detected.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9476) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9477) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9478) * PCI_ERS_RESULT_NEED_RESET or PCI_ERS_RESULT_DISCONNECT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9479) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9480) static pci_ers_result_t ipr_pci_error_detected(struct pci_dev *pdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9481) pci_channel_state_t state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9482) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9483) switch (state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9484) case pci_channel_io_frozen:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9485) ipr_pci_frozen(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9486) return PCI_ERS_RESULT_CAN_RECOVER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9487) case pci_channel_io_perm_failure:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9488) ipr_pci_perm_failure(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9489) return PCI_ERS_RESULT_DISCONNECT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9490) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9491) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9492) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9493) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9494) return PCI_ERS_RESULT_NEED_RESET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9495) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9496)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9497) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9498) * ipr_probe_ioa_part2 - Initializes IOAs found in ipr_probe_ioa(..)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9499) * @ioa_cfg: ioa cfg struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9500) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9501) * Description: This is the second phase of adapter initialization
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9502) * This function takes care of initilizing the adapter to the point
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9503) * where it can accept new commands.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9504) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9505) * 0 on success / -EIO on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9506) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9507) static int ipr_probe_ioa_part2(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9508) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9509) int rc = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9510) unsigned long host_lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9511)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9512) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9513) spin_lock_irqsave(ioa_cfg->host->host_lock, host_lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9514) dev_dbg(&ioa_cfg->pdev->dev, "ioa_cfg adx: 0x%p\n", ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9515) ioa_cfg->probe_done = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9516) if (ioa_cfg->needs_hard_reset) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9517) ioa_cfg->needs_hard_reset = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9518) ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9519) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9520) _ipr_initiate_ioa_reset(ioa_cfg, ipr_reset_enable_ioa,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9521) IPR_SHUTDOWN_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9522) spin_unlock_irqrestore(ioa_cfg->host->host_lock, host_lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9523)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9524) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9525) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9526) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9527)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9528) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9529) * ipr_free_cmd_blks - Frees command blocks allocated for an adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9530) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9531) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9532) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9533) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9534) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9535) static void ipr_free_cmd_blks(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9536) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9537) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9538)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9539) if (ioa_cfg->ipr_cmnd_list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9540) for (i = 0; i < IPR_NUM_CMD_BLKS; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9541) if (ioa_cfg->ipr_cmnd_list[i])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9542) dma_pool_free(ioa_cfg->ipr_cmd_pool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9543) ioa_cfg->ipr_cmnd_list[i],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9544) ioa_cfg->ipr_cmnd_list_dma[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9545)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9546) ioa_cfg->ipr_cmnd_list[i] = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9547) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9548) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9549)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9550) dma_pool_destroy(ioa_cfg->ipr_cmd_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9551)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9552) kfree(ioa_cfg->ipr_cmnd_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9553) kfree(ioa_cfg->ipr_cmnd_list_dma);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9554) ioa_cfg->ipr_cmnd_list = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9555) ioa_cfg->ipr_cmnd_list_dma = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9556) ioa_cfg->ipr_cmd_pool = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9557) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9558)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9559) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9560) * ipr_free_mem - Frees memory allocated for an adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9561) * @ioa_cfg: ioa cfg struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9562) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9563) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9564) * nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9565) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9566) static void ipr_free_mem(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9567) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9568) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9569)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9570) kfree(ioa_cfg->res_entries);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9571) dma_free_coherent(&ioa_cfg->pdev->dev, sizeof(struct ipr_misc_cbs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9572) ioa_cfg->vpd_cbs, ioa_cfg->vpd_cbs_dma);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9573) ipr_free_cmd_blks(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9574)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9575) for (i = 0; i < ioa_cfg->hrrq_num; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9576) dma_free_coherent(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9577) sizeof(u32) * ioa_cfg->hrrq[i].size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9578) ioa_cfg->hrrq[i].host_rrq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9579) ioa_cfg->hrrq[i].host_rrq_dma);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9580)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9581) dma_free_coherent(&ioa_cfg->pdev->dev, ioa_cfg->cfg_table_size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9582) ioa_cfg->u.cfg_table, ioa_cfg->cfg_table_dma);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9583)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9584) for (i = 0; i < IPR_MAX_HCAMS; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9585) dma_free_coherent(&ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9586) sizeof(struct ipr_hostrcb),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9587) ioa_cfg->hostrcb[i],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9588) ioa_cfg->hostrcb_dma[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9589) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9590)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9591) ipr_free_dump(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9592) kfree(ioa_cfg->trace);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9593) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9594)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9595) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9596) * ipr_free_irqs - Free all allocated IRQs for the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9597) * @ioa_cfg: ipr cfg struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9598) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9599) * This function frees all allocated IRQs for the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9600) * specified adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9601) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9602) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9603) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9604) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9605) static void ipr_free_irqs(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9606) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9607) struct pci_dev *pdev = ioa_cfg->pdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9608) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9609)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9610) for (i = 0; i < ioa_cfg->nvectors; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9611) free_irq(pci_irq_vector(pdev, i), &ioa_cfg->hrrq[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9612) pci_free_irq_vectors(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9613) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9614)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9615) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9616) * ipr_free_all_resources - Free all allocated resources for an adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9617) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9618) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9619) * This function frees all allocated resources for the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9620) * specified adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9621) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9622) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9623) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9624) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9625) static void ipr_free_all_resources(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9626) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9627) struct pci_dev *pdev = ioa_cfg->pdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9628)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9629) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9630) ipr_free_irqs(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9631) if (ioa_cfg->reset_work_q)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9632) destroy_workqueue(ioa_cfg->reset_work_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9633) iounmap(ioa_cfg->hdw_dma_regs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9634) pci_release_regions(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9635) ipr_free_mem(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9636) scsi_host_put(ioa_cfg->host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9637) pci_disable_device(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9638) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9639) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9640)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9641) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9642) * ipr_alloc_cmd_blks - Allocate command blocks for an adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9643) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9644) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9645) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9646) * 0 on success / -ENOMEM on allocation failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9647) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9648) static int ipr_alloc_cmd_blks(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9649) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9650) struct ipr_cmnd *ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9651) struct ipr_ioarcb *ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9652) dma_addr_t dma_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9653) int i, entries_each_hrrq, hrrq_id = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9654)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9655) ioa_cfg->ipr_cmd_pool = dma_pool_create(IPR_NAME, &ioa_cfg->pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9656) sizeof(struct ipr_cmnd), 512, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9657)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9658) if (!ioa_cfg->ipr_cmd_pool)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9659) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9660)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9661) ioa_cfg->ipr_cmnd_list = kcalloc(IPR_NUM_CMD_BLKS, sizeof(struct ipr_cmnd *), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9662) ioa_cfg->ipr_cmnd_list_dma = kcalloc(IPR_NUM_CMD_BLKS, sizeof(dma_addr_t), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9663)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9664) if (!ioa_cfg->ipr_cmnd_list || !ioa_cfg->ipr_cmnd_list_dma) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9665) ipr_free_cmd_blks(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9666) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9667) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9668)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9669) for (i = 0; i < ioa_cfg->hrrq_num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9670) if (ioa_cfg->hrrq_num > 1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9671) if (i == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9672) entries_each_hrrq = IPR_NUM_INTERNAL_CMD_BLKS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9673) ioa_cfg->hrrq[i].min_cmd_id = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9674) ioa_cfg->hrrq[i].max_cmd_id =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9675) (entries_each_hrrq - 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9676) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9677) entries_each_hrrq =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9678) IPR_NUM_BASE_CMD_BLKS/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9679) (ioa_cfg->hrrq_num - 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9680) ioa_cfg->hrrq[i].min_cmd_id =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9681) IPR_NUM_INTERNAL_CMD_BLKS +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9682) (i - 1) * entries_each_hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9683) ioa_cfg->hrrq[i].max_cmd_id =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9684) (IPR_NUM_INTERNAL_CMD_BLKS +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9685) i * entries_each_hrrq - 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9686) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9687) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9688) entries_each_hrrq = IPR_NUM_CMD_BLKS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9689) ioa_cfg->hrrq[i].min_cmd_id = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9690) ioa_cfg->hrrq[i].max_cmd_id = (entries_each_hrrq - 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9691) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9692) ioa_cfg->hrrq[i].size = entries_each_hrrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9693) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9694)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9695) BUG_ON(ioa_cfg->hrrq_num == 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9696)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9697) i = IPR_NUM_CMD_BLKS -
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9698) ioa_cfg->hrrq[ioa_cfg->hrrq_num - 1].max_cmd_id - 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9699) if (i > 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9700) ioa_cfg->hrrq[ioa_cfg->hrrq_num - 1].size += i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9701) ioa_cfg->hrrq[ioa_cfg->hrrq_num - 1].max_cmd_id += i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9702) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9703)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9704) for (i = 0; i < IPR_NUM_CMD_BLKS; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9705) ipr_cmd = dma_pool_zalloc(ioa_cfg->ipr_cmd_pool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9706) GFP_KERNEL, &dma_addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9707)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9708) if (!ipr_cmd) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9709) ipr_free_cmd_blks(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9710) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9711) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9712)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9713) ioa_cfg->ipr_cmnd_list[i] = ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9714) ioa_cfg->ipr_cmnd_list_dma[i] = dma_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9715)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9716) ioarcb = &ipr_cmd->ioarcb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9717) ipr_cmd->dma_addr = dma_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9718) if (ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9719) ioarcb->a.ioarcb_host_pci_addr64 = cpu_to_be64(dma_addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9720) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9721) ioarcb->a.ioarcb_host_pci_addr = cpu_to_be32(dma_addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9722)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9723) ioarcb->host_response_handle = cpu_to_be32(i << 2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9724) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9725) ioarcb->u.sis64_addr_data.data_ioadl_addr =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9726) cpu_to_be64(dma_addr + offsetof(struct ipr_cmnd, i.ioadl64));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9727) ioarcb->u.sis64_addr_data.ioasa_host_pci_addr =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9728) cpu_to_be64(dma_addr + offsetof(struct ipr_cmnd, s.ioasa64));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9729) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9730) ioarcb->write_ioadl_addr =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9731) cpu_to_be32(dma_addr + offsetof(struct ipr_cmnd, i.ioadl));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9732) ioarcb->read_ioadl_addr = ioarcb->write_ioadl_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9733) ioarcb->ioasa_host_pci_addr =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9734) cpu_to_be32(dma_addr + offsetof(struct ipr_cmnd, s.ioasa));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9735) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9736) ioarcb->ioasa_len = cpu_to_be16(sizeof(struct ipr_ioasa));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9737) ipr_cmd->cmd_index = i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9738) ipr_cmd->ioa_cfg = ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9739) ipr_cmd->sense_buffer_dma = dma_addr +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9740) offsetof(struct ipr_cmnd, sense_buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9741)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9742) ipr_cmd->ioarcb.cmd_pkt.hrrq_id = hrrq_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9743) ipr_cmd->hrrq = &ioa_cfg->hrrq[hrrq_id];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9744) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9745) if (i >= ioa_cfg->hrrq[hrrq_id].max_cmd_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9746) hrrq_id++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9747) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9748)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9749) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9750) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9751)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9752) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9753) * ipr_alloc_mem - Allocate memory for an adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9754) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9755) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9756) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9757) * 0 on success / non-zero for error
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9758) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9759) static int ipr_alloc_mem(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9760) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9761) struct pci_dev *pdev = ioa_cfg->pdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9762) int i, rc = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9763)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9764) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9765) ioa_cfg->res_entries = kcalloc(ioa_cfg->max_devs_supported,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9766) sizeof(struct ipr_resource_entry),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9767) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9768)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9769) if (!ioa_cfg->res_entries)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9770) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9771)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9772) for (i = 0; i < ioa_cfg->max_devs_supported; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9773) list_add_tail(&ioa_cfg->res_entries[i].queue, &ioa_cfg->free_res_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9774) ioa_cfg->res_entries[i].ioa_cfg = ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9775) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9776)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9777) ioa_cfg->vpd_cbs = dma_alloc_coherent(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9778) sizeof(struct ipr_misc_cbs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9779) &ioa_cfg->vpd_cbs_dma,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9780) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9781)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9782) if (!ioa_cfg->vpd_cbs)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9783) goto out_free_res_entries;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9784)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9785) if (ipr_alloc_cmd_blks(ioa_cfg))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9786) goto out_free_vpd_cbs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9787)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9788) for (i = 0; i < ioa_cfg->hrrq_num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9789) ioa_cfg->hrrq[i].host_rrq = dma_alloc_coherent(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9790) sizeof(u32) * ioa_cfg->hrrq[i].size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9791) &ioa_cfg->hrrq[i].host_rrq_dma,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9792) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9793)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9794) if (!ioa_cfg->hrrq[i].host_rrq) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9795) while (--i > 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9796) dma_free_coherent(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9797) sizeof(u32) * ioa_cfg->hrrq[i].size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9798) ioa_cfg->hrrq[i].host_rrq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9799) ioa_cfg->hrrq[i].host_rrq_dma);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9800) goto out_ipr_free_cmd_blocks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9801) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9802) ioa_cfg->hrrq[i].ioa_cfg = ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9803) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9804)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9805) ioa_cfg->u.cfg_table = dma_alloc_coherent(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9806) ioa_cfg->cfg_table_size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9807) &ioa_cfg->cfg_table_dma,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9808) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9809)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9810) if (!ioa_cfg->u.cfg_table)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9811) goto out_free_host_rrq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9812)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9813) for (i = 0; i < IPR_MAX_HCAMS; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9814) ioa_cfg->hostrcb[i] = dma_alloc_coherent(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9815) sizeof(struct ipr_hostrcb),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9816) &ioa_cfg->hostrcb_dma[i],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9817) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9818)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9819) if (!ioa_cfg->hostrcb[i])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9820) goto out_free_hostrcb_dma;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9821)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9822) ioa_cfg->hostrcb[i]->hostrcb_dma =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9823) ioa_cfg->hostrcb_dma[i] + offsetof(struct ipr_hostrcb, hcam);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9824) ioa_cfg->hostrcb[i]->ioa_cfg = ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9825) list_add_tail(&ioa_cfg->hostrcb[i]->queue, &ioa_cfg->hostrcb_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9826) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9827)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9828) ioa_cfg->trace = kcalloc(IPR_NUM_TRACE_ENTRIES,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9829) sizeof(struct ipr_trace_entry),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9830) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9831)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9832) if (!ioa_cfg->trace)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9833) goto out_free_hostrcb_dma;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9834)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9835) rc = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9836) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9837) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9838) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9839)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9840) out_free_hostrcb_dma:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9841) while (i-- > 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9842) dma_free_coherent(&pdev->dev, sizeof(struct ipr_hostrcb),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9843) ioa_cfg->hostrcb[i],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9844) ioa_cfg->hostrcb_dma[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9845) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9846) dma_free_coherent(&pdev->dev, ioa_cfg->cfg_table_size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9847) ioa_cfg->u.cfg_table, ioa_cfg->cfg_table_dma);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9848) out_free_host_rrq:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9849) for (i = 0; i < ioa_cfg->hrrq_num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9850) dma_free_coherent(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9851) sizeof(u32) * ioa_cfg->hrrq[i].size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9852) ioa_cfg->hrrq[i].host_rrq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9853) ioa_cfg->hrrq[i].host_rrq_dma);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9854) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9855) out_ipr_free_cmd_blocks:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9856) ipr_free_cmd_blks(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9857) out_free_vpd_cbs:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9858) dma_free_coherent(&pdev->dev, sizeof(struct ipr_misc_cbs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9859) ioa_cfg->vpd_cbs, ioa_cfg->vpd_cbs_dma);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9860) out_free_res_entries:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9861) kfree(ioa_cfg->res_entries);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9862) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9863) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9864)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9865) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9866) * ipr_initialize_bus_attr - Initialize SCSI bus attributes to default values
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9867) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9868) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9869) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9870) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9871) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9872) static void ipr_initialize_bus_attr(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9873) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9874) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9875)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9876) for (i = 0; i < IPR_MAX_NUM_BUSES; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9877) ioa_cfg->bus_attr[i].bus = i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9878) ioa_cfg->bus_attr[i].qas_enabled = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9879) ioa_cfg->bus_attr[i].bus_width = IPR_DEFAULT_BUS_WIDTH;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9880) if (ipr_max_speed < ARRAY_SIZE(ipr_max_bus_speeds))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9881) ioa_cfg->bus_attr[i].max_xfer_rate = ipr_max_bus_speeds[ipr_max_speed];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9882) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9883) ioa_cfg->bus_attr[i].max_xfer_rate = IPR_U160_SCSI_RATE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9884) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9885) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9886)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9887) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9888) * ipr_init_regs - Initialize IOA registers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9889) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9890) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9891) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9892) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9893) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9894) static void ipr_init_regs(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9895) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9896) const struct ipr_interrupt_offsets *p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9897) struct ipr_interrupts *t;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9898) void __iomem *base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9899)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9900) p = &ioa_cfg->chip_cfg->regs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9901) t = &ioa_cfg->regs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9902) base = ioa_cfg->hdw_dma_regs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9903)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9904) t->set_interrupt_mask_reg = base + p->set_interrupt_mask_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9905) t->clr_interrupt_mask_reg = base + p->clr_interrupt_mask_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9906) t->clr_interrupt_mask_reg32 = base + p->clr_interrupt_mask_reg32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9907) t->sense_interrupt_mask_reg = base + p->sense_interrupt_mask_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9908) t->sense_interrupt_mask_reg32 = base + p->sense_interrupt_mask_reg32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9909) t->clr_interrupt_reg = base + p->clr_interrupt_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9910) t->clr_interrupt_reg32 = base + p->clr_interrupt_reg32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9911) t->sense_interrupt_reg = base + p->sense_interrupt_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9912) t->sense_interrupt_reg32 = base + p->sense_interrupt_reg32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9913) t->ioarrin_reg = base + p->ioarrin_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9914) t->sense_uproc_interrupt_reg = base + p->sense_uproc_interrupt_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9915) t->sense_uproc_interrupt_reg32 = base + p->sense_uproc_interrupt_reg32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9916) t->set_uproc_interrupt_reg = base + p->set_uproc_interrupt_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9917) t->set_uproc_interrupt_reg32 = base + p->set_uproc_interrupt_reg32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9918) t->clr_uproc_interrupt_reg = base + p->clr_uproc_interrupt_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9919) t->clr_uproc_interrupt_reg32 = base + p->clr_uproc_interrupt_reg32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9920)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9921) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9922) t->init_feedback_reg = base + p->init_feedback_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9923) t->dump_addr_reg = base + p->dump_addr_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9924) t->dump_data_reg = base + p->dump_data_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9925) t->endian_swap_reg = base + p->endian_swap_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9926) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9927) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9928)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9929) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9930) * ipr_init_ioa_cfg - Initialize IOA config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9931) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9932) * @host: scsi host struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9933) * @pdev: PCI dev struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9934) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9935) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9936) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9937) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9938) static void ipr_init_ioa_cfg(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9939) struct Scsi_Host *host, struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9940) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9941) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9942)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9943) ioa_cfg->host = host;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9944) ioa_cfg->pdev = pdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9945) ioa_cfg->log_level = ipr_log_level;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9946) ioa_cfg->doorbell = IPR_DOORBELL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9947) sprintf(ioa_cfg->eye_catcher, IPR_EYECATCHER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9948) sprintf(ioa_cfg->trace_start, IPR_TRACE_START_LABEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9949) sprintf(ioa_cfg->cfg_table_start, IPR_CFG_TBL_START);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9950) sprintf(ioa_cfg->resource_table_label, IPR_RES_TABLE_LABEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9951) sprintf(ioa_cfg->ipr_hcam_label, IPR_HCAM_LABEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9952) sprintf(ioa_cfg->ipr_cmd_label, IPR_CMD_LABEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9953)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9954) INIT_LIST_HEAD(&ioa_cfg->hostrcb_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9955) INIT_LIST_HEAD(&ioa_cfg->hostrcb_pending_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9956) INIT_LIST_HEAD(&ioa_cfg->hostrcb_report_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9957) INIT_LIST_HEAD(&ioa_cfg->free_res_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9958) INIT_LIST_HEAD(&ioa_cfg->used_res_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9959) INIT_WORK(&ioa_cfg->work_q, ipr_worker_thread);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9960) INIT_WORK(&ioa_cfg->scsi_add_work_q, ipr_add_remove_thread);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9961) init_waitqueue_head(&ioa_cfg->reset_wait_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9962) init_waitqueue_head(&ioa_cfg->msi_wait_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9963) init_waitqueue_head(&ioa_cfg->eeh_wait_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9964) ioa_cfg->sdt_state = INACTIVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9965)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9966) ipr_initialize_bus_attr(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9967) ioa_cfg->max_devs_supported = ipr_max_devs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9968)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9969) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9970) host->max_channel = IPR_MAX_SIS64_BUSES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9971) host->max_id = IPR_MAX_SIS64_TARGETS_PER_BUS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9972) host->max_lun = IPR_MAX_SIS64_LUNS_PER_TARGET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9973) if (ipr_max_devs > IPR_MAX_SIS64_DEVS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9974) ioa_cfg->max_devs_supported = IPR_MAX_SIS64_DEVS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9975) ioa_cfg->cfg_table_size = (sizeof(struct ipr_config_table_hdr64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9976) + ((sizeof(struct ipr_config_table_entry64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9977) * ioa_cfg->max_devs_supported)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9978) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9979) host->max_channel = IPR_VSET_BUS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9980) host->max_id = IPR_MAX_NUM_TARGETS_PER_BUS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9981) host->max_lun = IPR_MAX_NUM_LUNS_PER_TARGET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9982) if (ipr_max_devs > IPR_MAX_PHYSICAL_DEVS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9983) ioa_cfg->max_devs_supported = IPR_MAX_PHYSICAL_DEVS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9984) ioa_cfg->cfg_table_size = (sizeof(struct ipr_config_table_hdr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9985) + ((sizeof(struct ipr_config_table_entry)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9986) * ioa_cfg->max_devs_supported)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9987) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9988)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9989) host->unique_id = host->host_no;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9990) host->max_cmd_len = IPR_MAX_CDB_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9991) host->can_queue = ioa_cfg->max_cmds;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9992) pci_set_drvdata(pdev, ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9993)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9994) for (i = 0; i < ARRAY_SIZE(ioa_cfg->hrrq); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9995) INIT_LIST_HEAD(&ioa_cfg->hrrq[i].hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9996) INIT_LIST_HEAD(&ioa_cfg->hrrq[i].hrrq_pending_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9997) spin_lock_init(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9998) if (i == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9999) ioa_cfg->hrrq[i].lock = ioa_cfg->host->host_lock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10000) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10001) ioa_cfg->hrrq[i].lock = &ioa_cfg->hrrq[i]._lock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10002) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10003) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10004)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10005) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10006) * ipr_get_chip_info - Find adapter chip information
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10007) * @dev_id: PCI device id struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10008) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10009) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10010) * ptr to chip information on success / NULL on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10011) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10012) static const struct ipr_chip_t *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10013) ipr_get_chip_info(const struct pci_device_id *dev_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10014) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10015) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10016)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10017) for (i = 0; i < ARRAY_SIZE(ipr_chip); i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10018) if (ipr_chip[i].vendor == dev_id->vendor &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10019) ipr_chip[i].device == dev_id->device)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10020) return &ipr_chip[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10021) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10022) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10023)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10024) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10025) * ipr_wait_for_pci_err_recovery - Wait for any PCI error recovery to complete
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10026) * during probe time
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10027) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10028) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10029) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10030) * None
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10031) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10032) static void ipr_wait_for_pci_err_recovery(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10033) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10034) struct pci_dev *pdev = ioa_cfg->pdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10035)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10036) if (pci_channel_offline(pdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10037) wait_event_timeout(ioa_cfg->eeh_wait_q,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10038) !pci_channel_offline(pdev),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10039) IPR_PCI_ERROR_RECOVERY_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10040) pci_restore_state(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10041) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10042) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10043)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10044) static void name_msi_vectors(struct ipr_ioa_cfg *ioa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10045) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10046) int vec_idx, n = sizeof(ioa_cfg->vectors_info[0].desc) - 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10047)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10048) for (vec_idx = 0; vec_idx < ioa_cfg->nvectors; vec_idx++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10049) snprintf(ioa_cfg->vectors_info[vec_idx].desc, n,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10050) "host%d-%d", ioa_cfg->host->host_no, vec_idx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10051) ioa_cfg->vectors_info[vec_idx].
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10052) desc[strlen(ioa_cfg->vectors_info[vec_idx].desc)] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10053) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10054) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10055)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10056) static int ipr_request_other_msi_irqs(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10057) struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10058) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10059) int i, rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10060)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10061) for (i = 1; i < ioa_cfg->nvectors; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10062) rc = request_irq(pci_irq_vector(pdev, i),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10063) ipr_isr_mhrrq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10064) 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10065) ioa_cfg->vectors_info[i].desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10066) &ioa_cfg->hrrq[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10067) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10068) while (--i >= 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10069) free_irq(pci_irq_vector(pdev, i),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10070) &ioa_cfg->hrrq[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10071) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10072) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10073) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10074) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10075) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10076)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10077) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10078) * ipr_test_intr - Handle the interrupt generated in ipr_test_msi().
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10079) * @devp: PCI device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10080) * @irq: IRQ number
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10081) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10082) * Description: Simply set the msi_received flag to 1 indicating that
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10083) * Message Signaled Interrupts are supported.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10084) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10085) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10086) * 0 on success / non-zero on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10087) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10088) static irqreturn_t ipr_test_intr(int irq, void *devp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10089) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10090) struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)devp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10091) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10092) irqreturn_t rc = IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10093)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10094) dev_info(&ioa_cfg->pdev->dev, "Received IRQ : %d\n", irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10095) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10096)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10097) ioa_cfg->msi_received = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10098) wake_up(&ioa_cfg->msi_wait_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10099)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10100) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10101) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10102) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10103)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10104) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10105) * ipr_test_msi - Test for Message Signaled Interrupt (MSI) support.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10106) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10107) * @pdev: PCI device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10108) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10109) * Description: This routine sets up and initiates a test interrupt to determine
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10110) * if the interrupt is received via the ipr_test_intr() service routine.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10111) * If the tests fails, the driver will fall back to LSI.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10112) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10113) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10114) * 0 on success / non-zero on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10115) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10116) static int ipr_test_msi(struct ipr_ioa_cfg *ioa_cfg, struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10117) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10118) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10119) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10120) int irq = pci_irq_vector(pdev, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10122) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10123)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10124) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10125) init_waitqueue_head(&ioa_cfg->msi_wait_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10126) ioa_cfg->msi_received = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10127) ipr_mask_and_clear_interrupts(ioa_cfg, ~IPR_PCII_IOA_TRANS_TO_OPER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10128) writel(IPR_PCII_IO_DEBUG_ACKNOWLEDGE, ioa_cfg->regs.clr_interrupt_mask_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10129) readl(ioa_cfg->regs.sense_interrupt_mask_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10130) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10132) rc = request_irq(irq, ipr_test_intr, 0, IPR_NAME, ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10133) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10134) dev_err(&pdev->dev, "Can not assign irq %d\n", irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10135) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10136) } else if (ipr_debug)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10137) dev_info(&pdev->dev, "IRQ assigned: %d\n", irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10139) writel(IPR_PCII_IO_DEBUG_ACKNOWLEDGE, ioa_cfg->regs.sense_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10140) readl(ioa_cfg->regs.sense_interrupt_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10141) wait_event_timeout(ioa_cfg->msi_wait_q, ioa_cfg->msi_received, HZ);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10142) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10143) ipr_mask_and_clear_interrupts(ioa_cfg, ~IPR_PCII_IOA_TRANS_TO_OPER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10144)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10145) if (!ioa_cfg->msi_received) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10146) /* MSI test failed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10147) dev_info(&pdev->dev, "MSI test failed. Falling back to LSI.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10148) rc = -EOPNOTSUPP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10149) } else if (ipr_debug)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10150) dev_info(&pdev->dev, "MSI test succeeded.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10151)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10152) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10153)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10154) free_irq(irq, ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10155)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10156) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10157)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10158) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10159) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10161) /* ipr_probe_ioa - Allocates memory and does first stage of initialization
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10162) * @pdev: PCI device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10163) * @dev_id: PCI device id struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10164) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10165) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10166) * 0 on success / non-zero on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10167) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10168) static int ipr_probe_ioa(struct pci_dev *pdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10169) const struct pci_device_id *dev_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10170) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10171) struct ipr_ioa_cfg *ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10172) struct Scsi_Host *host;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10173) unsigned long ipr_regs_pci;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10174) void __iomem *ipr_regs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10175) int rc = PCIBIOS_SUCCESSFUL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10176) volatile u32 mask, uproc, interrupts;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10177) unsigned long lock_flags, driver_lock_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10178) unsigned int irq_flag;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10180) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10181)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10182) dev_info(&pdev->dev, "Found IOA with IRQ: %d\n", pdev->irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10183) host = scsi_host_alloc(&driver_template, sizeof(*ioa_cfg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10184)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10185) if (!host) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10186) dev_err(&pdev->dev, "call to scsi_host_alloc failed!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10187) rc = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10188) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10189) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10190)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10191) ioa_cfg = (struct ipr_ioa_cfg *)host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10192) memset(ioa_cfg, 0, sizeof(struct ipr_ioa_cfg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10193) ata_host_init(&ioa_cfg->ata_host, &pdev->dev, &ipr_sata_ops);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10195) ioa_cfg->ipr_chip = ipr_get_chip_info(dev_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10196)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10197) if (!ioa_cfg->ipr_chip) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10198) dev_err(&pdev->dev, "Unknown adapter chipset 0x%04X 0x%04X\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10199) dev_id->vendor, dev_id->device);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10200) goto out_scsi_host_put;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10201) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10202)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10203) /* set SIS 32 or SIS 64 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10204) ioa_cfg->sis64 = ioa_cfg->ipr_chip->sis_type == IPR_SIS64 ? 1 : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10205) ioa_cfg->chip_cfg = ioa_cfg->ipr_chip->cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10206) ioa_cfg->clear_isr = ioa_cfg->chip_cfg->clear_isr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10207) ioa_cfg->max_cmds = ioa_cfg->chip_cfg->max_cmds;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10209) if (ipr_transop_timeout)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10210) ioa_cfg->transop_timeout = ipr_transop_timeout;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10211) else if (dev_id->driver_data & IPR_USE_LONG_TRANSOP_TIMEOUT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10212) ioa_cfg->transop_timeout = IPR_LONG_OPERATIONAL_TIMEOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10213) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10214) ioa_cfg->transop_timeout = IPR_OPERATIONAL_TIMEOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10215)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10216) ioa_cfg->revid = pdev->revision;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10217)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10218) ipr_init_ioa_cfg(ioa_cfg, host, pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10219)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10220) ipr_regs_pci = pci_resource_start(pdev, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10221)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10222) rc = pci_request_regions(pdev, IPR_NAME);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10223) if (rc < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10224) dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10225) "Couldn't register memory range of registers\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10226) goto out_scsi_host_put;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10227) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10228)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10229) rc = pci_enable_device(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10230)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10231) if (rc || pci_channel_offline(pdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10232) if (pci_channel_offline(pdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10233) ipr_wait_for_pci_err_recovery(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10234) rc = pci_enable_device(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10235) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10236)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10237) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10238) dev_err(&pdev->dev, "Cannot enable adapter\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10239) ipr_wait_for_pci_err_recovery(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10240) goto out_release_regions;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10241) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10242) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10243)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10244) ipr_regs = pci_ioremap_bar(pdev, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10245)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10246) if (!ipr_regs) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10247) dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10248) "Couldn't map memory range of registers\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10249) rc = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10250) goto out_disable;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10251) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10252)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10253) ioa_cfg->hdw_dma_regs = ipr_regs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10254) ioa_cfg->hdw_dma_regs_pci = ipr_regs_pci;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10255) ioa_cfg->ioa_mailbox = ioa_cfg->chip_cfg->mailbox + ipr_regs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10256)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10257) ipr_init_regs(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10258)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10259) if (ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10260) rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10261) if (rc < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10262) dev_dbg(&pdev->dev, "Failed to set 64 bit DMA mask\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10263) rc = dma_set_mask_and_coherent(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10264) DMA_BIT_MASK(32));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10265) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10266) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10267) rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10268)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10269) if (rc < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10270) dev_err(&pdev->dev, "Failed to set DMA mask\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10271) goto cleanup_nomem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10272) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10273)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10274) rc = pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10275) ioa_cfg->chip_cfg->cache_line_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10276)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10277) if (rc != PCIBIOS_SUCCESSFUL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10278) dev_err(&pdev->dev, "Write of cache line size failed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10279) ipr_wait_for_pci_err_recovery(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10280) rc = -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10281) goto cleanup_nomem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10282) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10283)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10284) /* Issue MMIO read to ensure card is not in EEH */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10285) interrupts = readl(ioa_cfg->regs.sense_interrupt_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10286) ipr_wait_for_pci_err_recovery(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10287)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10288) if (ipr_number_of_msix > IPR_MAX_MSIX_VECTORS) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10289) dev_err(&pdev->dev, "The max number of MSIX is %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10290) IPR_MAX_MSIX_VECTORS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10291) ipr_number_of_msix = IPR_MAX_MSIX_VECTORS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10292) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10293)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10294) irq_flag = PCI_IRQ_LEGACY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10295) if (ioa_cfg->ipr_chip->has_msi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10296) irq_flag |= PCI_IRQ_MSI | PCI_IRQ_MSIX;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10297) rc = pci_alloc_irq_vectors(pdev, 1, ipr_number_of_msix, irq_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10298) if (rc < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10299) ipr_wait_for_pci_err_recovery(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10300) goto cleanup_nomem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10301) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10302) ioa_cfg->nvectors = rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10303)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10304) if (!pdev->msi_enabled && !pdev->msix_enabled)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10305) ioa_cfg->clear_isr = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10306)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10307) pci_set_master(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10308)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10309) if (pci_channel_offline(pdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10310) ipr_wait_for_pci_err_recovery(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10311) pci_set_master(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10312) if (pci_channel_offline(pdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10313) rc = -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10314) goto out_msi_disable;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10315) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10316) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10317)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10318) if (pdev->msi_enabled || pdev->msix_enabled) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10319) rc = ipr_test_msi(ioa_cfg, pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10320) switch (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10321) case 0:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10322) dev_info(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10323) "Request for %d MSI%ss succeeded.", ioa_cfg->nvectors,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10324) pdev->msix_enabled ? "-X" : "");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10325) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10326) case -EOPNOTSUPP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10327) ipr_wait_for_pci_err_recovery(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10328) pci_free_irq_vectors(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10329)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10330) ioa_cfg->nvectors = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10331) ioa_cfg->clear_isr = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10332) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10333) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10334) goto out_msi_disable;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10335) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10336) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10337)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10338) ioa_cfg->hrrq_num = min3(ioa_cfg->nvectors,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10339) (unsigned int)num_online_cpus(),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10340) (unsigned int)IPR_MAX_HRRQ_NUM);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10341)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10342) if ((rc = ipr_save_pcix_cmd_reg(ioa_cfg)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10343) goto out_msi_disable;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10344)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10345) if ((rc = ipr_set_pcix_cmd_reg(ioa_cfg)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10346) goto out_msi_disable;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10347)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10348) rc = ipr_alloc_mem(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10349) if (rc < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10350) dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10351) "Couldn't allocate enough memory for device driver!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10352) goto out_msi_disable;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10353) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10354)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10355) /* Save away PCI config space for use following IOA reset */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10356) rc = pci_save_state(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10357)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10358) if (rc != PCIBIOS_SUCCESSFUL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10359) dev_err(&pdev->dev, "Failed to save PCI config space\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10360) rc = -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10361) goto cleanup_nolog;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10362) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10363)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10364) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10365) * If HRRQ updated interrupt is not masked, or reset alert is set,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10366) * the card is in an unknown state and needs a hard reset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10367) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10368) mask = readl(ioa_cfg->regs.sense_interrupt_mask_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10369) interrupts = readl(ioa_cfg->regs.sense_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10370) uproc = readl(ioa_cfg->regs.sense_uproc_interrupt_reg32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10371) if ((mask & IPR_PCII_HRRQ_UPDATED) == 0 || (uproc & IPR_UPROCI_RESET_ALERT))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10372) ioa_cfg->needs_hard_reset = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10373) if ((interrupts & IPR_PCII_ERROR_INTERRUPTS) || reset_devices)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10374) ioa_cfg->needs_hard_reset = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10375) if (interrupts & IPR_PCII_IOA_UNIT_CHECKED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10376) ioa_cfg->ioa_unit_checked = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10377)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10378) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10379) ipr_mask_and_clear_interrupts(ioa_cfg, ~IPR_PCII_IOA_TRANS_TO_OPER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10380) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10381)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10382) if (pdev->msi_enabled || pdev->msix_enabled) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10383) name_msi_vectors(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10384) rc = request_irq(pci_irq_vector(pdev, 0), ipr_isr, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10385) ioa_cfg->vectors_info[0].desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10386) &ioa_cfg->hrrq[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10387) if (!rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10388) rc = ipr_request_other_msi_irqs(ioa_cfg, pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10389) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10390) rc = request_irq(pdev->irq, ipr_isr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10391) IRQF_SHARED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10392) IPR_NAME, &ioa_cfg->hrrq[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10393) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10394) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10395) dev_err(&pdev->dev, "Couldn't register IRQ %d! rc=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10396) pdev->irq, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10397) goto cleanup_nolog;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10398) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10399)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10400) if ((dev_id->driver_data & IPR_USE_PCI_WARM_RESET) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10401) (dev_id->device == PCI_DEVICE_ID_IBM_OBSIDIAN_E && !ioa_cfg->revid)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10402) ioa_cfg->needs_warm_reset = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10403) ioa_cfg->reset = ipr_reset_slot_reset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10404)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10405) ioa_cfg->reset_work_q = alloc_ordered_workqueue("ipr_reset_%d",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10406) WQ_MEM_RECLAIM, host->host_no);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10407)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10408) if (!ioa_cfg->reset_work_q) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10409) dev_err(&pdev->dev, "Couldn't register reset workqueue\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10410) rc = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10411) goto out_free_irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10412) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10413) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10414) ioa_cfg->reset = ipr_reset_start_bist;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10415)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10416) spin_lock_irqsave(&ipr_driver_lock, driver_lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10417) list_add_tail(&ioa_cfg->queue, &ipr_ioa_head);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10418) spin_unlock_irqrestore(&ipr_driver_lock, driver_lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10419)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10420) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10421) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10422) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10423)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10424) out_free_irq:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10425) ipr_free_irqs(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10426) cleanup_nolog:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10427) ipr_free_mem(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10428) out_msi_disable:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10429) ipr_wait_for_pci_err_recovery(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10430) pci_free_irq_vectors(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10431) cleanup_nomem:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10432) iounmap(ipr_regs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10433) out_disable:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10434) pci_disable_device(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10435) out_release_regions:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10436) pci_release_regions(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10437) out_scsi_host_put:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10438) scsi_host_put(host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10439) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10440) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10441)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10442) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10443) * ipr_initiate_ioa_bringdown - Bring down an adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10444) * @ioa_cfg: ioa config struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10445) * @shutdown_type: shutdown type
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10446) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10447) * Description: This function will initiate bringing down the adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10448) * This consists of issuing an IOA shutdown to the adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10449) * to flush the cache, and running BIST.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10450) * If the caller needs to wait on the completion of the reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10451) * the caller must sleep on the reset_wait_q.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10452) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10453) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10454) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10455) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10456) static void ipr_initiate_ioa_bringdown(struct ipr_ioa_cfg *ioa_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10457) enum ipr_shutdown_type shutdown_type)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10458) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10459) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10460) if (ioa_cfg->sdt_state == WAIT_FOR_DUMP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10461) ioa_cfg->sdt_state = ABORT_DUMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10462) ioa_cfg->reset_retries = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10463) ioa_cfg->in_ioa_bringdown = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10464) ipr_initiate_ioa_reset(ioa_cfg, shutdown_type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10465) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10466) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10467)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10468) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10469) * __ipr_remove - Remove a single adapter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10470) * @pdev: pci device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10471) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10472) * Adapter hot plug remove entry point.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10473) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10474) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10475) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10476) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10477) static void __ipr_remove(struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10478) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10479) unsigned long host_lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10480) struct ipr_ioa_cfg *ioa_cfg = pci_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10481) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10482) unsigned long driver_lock_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10483) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10484)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10485) spin_lock_irqsave(ioa_cfg->host->host_lock, host_lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10486) while (ioa_cfg->in_reset_reload) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10487) spin_unlock_irqrestore(ioa_cfg->host->host_lock, host_lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10488) wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10489) spin_lock_irqsave(ioa_cfg->host->host_lock, host_lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10490) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10491)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10492) for (i = 0; i < ioa_cfg->hrrq_num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10493) spin_lock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10494) ioa_cfg->hrrq[i].removing_ioa = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10495) spin_unlock(&ioa_cfg->hrrq[i]._lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10496) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10497) wmb();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10498) ipr_initiate_ioa_bringdown(ioa_cfg, IPR_SHUTDOWN_NORMAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10499)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10500) spin_unlock_irqrestore(ioa_cfg->host->host_lock, host_lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10501) wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10502) flush_work(&ioa_cfg->work_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10503) if (ioa_cfg->reset_work_q)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10504) flush_workqueue(ioa_cfg->reset_work_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10505) INIT_LIST_HEAD(&ioa_cfg->used_res_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10506) spin_lock_irqsave(ioa_cfg->host->host_lock, host_lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10507)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10508) spin_lock_irqsave(&ipr_driver_lock, driver_lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10509) list_del(&ioa_cfg->queue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10510) spin_unlock_irqrestore(&ipr_driver_lock, driver_lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10511)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10512) if (ioa_cfg->sdt_state == ABORT_DUMP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10513) ioa_cfg->sdt_state = WAIT_FOR_DUMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10514) spin_unlock_irqrestore(ioa_cfg->host->host_lock, host_lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10515)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10516) ipr_free_all_resources(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10517)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10518) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10519) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10520)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10521) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10522) * ipr_remove - IOA hot plug remove entry point
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10523) * @pdev: pci device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10524) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10525) * Adapter hot plug remove entry point.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10526) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10527) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10528) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10529) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10530) static void ipr_remove(struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10531) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10532) struct ipr_ioa_cfg *ioa_cfg = pci_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10533)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10534) ENTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10535)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10536) ipr_remove_trace_file(&ioa_cfg->host->shost_dev.kobj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10537) &ipr_trace_attr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10538) ipr_remove_dump_file(&ioa_cfg->host->shost_dev.kobj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10539) &ipr_dump_attr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10540) sysfs_remove_bin_file(&ioa_cfg->host->shost_dev.kobj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10541) &ipr_ioa_async_err_log);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10542) scsi_remove_host(ioa_cfg->host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10543)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10544) __ipr_remove(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10545)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10546) LEAVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10547) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10548)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10549) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10550) * ipr_probe - Adapter hot plug add entry point
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10551) * @pdev: pci device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10552) * @dev_id: pci device ID
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10553) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10554) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10555) * 0 on success / non-zero on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10556) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10557) static int ipr_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10558) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10559) struct ipr_ioa_cfg *ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10560) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10561) int rc, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10562)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10563) rc = ipr_probe_ioa(pdev, dev_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10564)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10565) if (rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10566) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10567)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10568) ioa_cfg = pci_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10569) rc = ipr_probe_ioa_part2(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10570)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10571) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10572) __ipr_remove(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10573) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10574) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10575)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10576) rc = scsi_add_host(ioa_cfg->host, &pdev->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10577)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10578) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10579) __ipr_remove(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10580) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10581) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10582)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10583) rc = ipr_create_trace_file(&ioa_cfg->host->shost_dev.kobj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10584) &ipr_trace_attr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10585)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10586) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10587) scsi_remove_host(ioa_cfg->host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10588) __ipr_remove(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10589) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10590) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10591)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10592) rc = sysfs_create_bin_file(&ioa_cfg->host->shost_dev.kobj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10593) &ipr_ioa_async_err_log);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10594)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10595) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10596) ipr_remove_dump_file(&ioa_cfg->host->shost_dev.kobj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10597) &ipr_dump_attr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10598) ipr_remove_trace_file(&ioa_cfg->host->shost_dev.kobj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10599) &ipr_trace_attr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10600) scsi_remove_host(ioa_cfg->host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10601) __ipr_remove(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10602) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10603) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10604)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10605) rc = ipr_create_dump_file(&ioa_cfg->host->shost_dev.kobj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10606) &ipr_dump_attr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10607)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10608) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10609) sysfs_remove_bin_file(&ioa_cfg->host->shost_dev.kobj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10610) &ipr_ioa_async_err_log);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10611) ipr_remove_trace_file(&ioa_cfg->host->shost_dev.kobj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10612) &ipr_trace_attr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10613) scsi_remove_host(ioa_cfg->host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10614) __ipr_remove(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10615) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10616) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10617) spin_lock_irqsave(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10618) ioa_cfg->scan_enabled = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10619) schedule_work(&ioa_cfg->work_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10620) spin_unlock_irqrestore(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10621)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10622) ioa_cfg->iopoll_weight = ioa_cfg->chip_cfg->iopoll_weight;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10623)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10624) if (ioa_cfg->iopoll_weight && ioa_cfg->sis64 && ioa_cfg->nvectors > 1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10625) for (i = 1; i < ioa_cfg->hrrq_num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10626) irq_poll_init(&ioa_cfg->hrrq[i].iopoll,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10627) ioa_cfg->iopoll_weight, ipr_iopoll);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10628) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10629) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10630)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10631) scsi_scan_host(ioa_cfg->host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10632)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10633) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10634) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10635)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10636) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10637) * ipr_shutdown - Shutdown handler.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10638) * @pdev: pci device struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10639) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10640) * This function is invoked upon system shutdown/reboot. It will issue
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10641) * an adapter shutdown to the adapter to flush the write cache.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10642) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10643) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10644) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10645) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10646) static void ipr_shutdown(struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10647) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10648) struct ipr_ioa_cfg *ioa_cfg = pci_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10649) unsigned long lock_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10650) enum ipr_shutdown_type shutdown_type = IPR_SHUTDOWN_NORMAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10651) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10652)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10653) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10654) if (ioa_cfg->iopoll_weight && ioa_cfg->sis64 && ioa_cfg->nvectors > 1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10655) ioa_cfg->iopoll_weight = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10656) for (i = 1; i < ioa_cfg->hrrq_num; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10657) irq_poll_disable(&ioa_cfg->hrrq[i].iopoll);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10658) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10659)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10660) while (ioa_cfg->in_reset_reload) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10661) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10662) wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10663) spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10664) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10665)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10666) if (ipr_fast_reboot && system_state == SYSTEM_RESTART && ioa_cfg->sis64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10667) shutdown_type = IPR_SHUTDOWN_QUIESCE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10668)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10669) ipr_initiate_ioa_bringdown(ioa_cfg, shutdown_type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10670) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10671) wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10672) if (ipr_fast_reboot && system_state == SYSTEM_RESTART && ioa_cfg->sis64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10673) ipr_free_irqs(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10674) pci_disable_device(ioa_cfg->pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10675) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10676) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10677)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10678) static struct pci_device_id ipr_pci_table[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10679) { PCI_VENDOR_ID_MYLEX, PCI_DEVICE_ID_IBM_GEMSTONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10680) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_5702, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10681) { PCI_VENDOR_ID_MYLEX, PCI_DEVICE_ID_IBM_GEMSTONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10682) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_5703, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10683) { PCI_VENDOR_ID_MYLEX, PCI_DEVICE_ID_IBM_GEMSTONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10684) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_573D, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10685) { PCI_VENDOR_ID_MYLEX, PCI_DEVICE_ID_IBM_GEMSTONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10686) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_573E, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10687) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CITRINE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10688) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_571B, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10689) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CITRINE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10690) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572E, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10691) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CITRINE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10692) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_571A, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10693) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CITRINE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10694) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_575B, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10695) IPR_USE_LONG_TRANSOP_TIMEOUT },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10696) { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_OBSIDIAN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10697) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572A, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10698) { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_OBSIDIAN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10699) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572B, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10700) IPR_USE_LONG_TRANSOP_TIMEOUT },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10701) { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_OBSIDIAN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10702) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_575C, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10703) IPR_USE_LONG_TRANSOP_TIMEOUT },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10704) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10705) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572A, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10706) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10707) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572B, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10708) IPR_USE_LONG_TRANSOP_TIMEOUT},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10709) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10710) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_575C, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10711) IPR_USE_LONG_TRANSOP_TIMEOUT },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10712) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10713) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_574E, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10714) IPR_USE_LONG_TRANSOP_TIMEOUT },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10715) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10716) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57B3, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10717) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10718) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57CC, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10719) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10720) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57B7, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10721) IPR_USE_LONG_TRANSOP_TIMEOUT | IPR_USE_PCI_WARM_RESET },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10722) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_SNIPE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10723) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_2780, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10724) { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_SCAMP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10725) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_571E, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10726) { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_SCAMP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10727) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_571F, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10728) IPR_USE_LONG_TRANSOP_TIMEOUT },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10729) { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_SCAMP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10730) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572F, 0, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10731) IPR_USE_LONG_TRANSOP_TIMEOUT },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10732) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROC_FPGA_E2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10733) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57B5, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10734) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROC_FPGA_E2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10735) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_574D, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10736) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROC_FPGA_E2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10737) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57B2, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10738) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROC_FPGA_E2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10739) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57C0, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10740) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROC_FPGA_E2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10741) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57C3, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10742) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROC_FPGA_E2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10743) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57C4, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10744) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10745) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57B4, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10746) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10747) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57B1, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10748) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10749) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57C6, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10750) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10751) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57C8, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10752) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10753) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57CE, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10754) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10755) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57D5, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10756) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10757) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57D6, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10758) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10759) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57D7, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10760) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10761) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57D8, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10762) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10763) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57D9, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10764) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10765) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57DA, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10766) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10767) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57EB, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10768) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10769) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57EC, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10770) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10771) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57ED, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10772) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10773) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57EE, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10774) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10775) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57EF, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10776) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10777) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57F0, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10778) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10779) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_2CCA, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10780) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10781) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_2CD2, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10782) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROCODILE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10783) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_2CCD, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10784) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_RATTLESNAKE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10785) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_580A, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10786) { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_RATTLESNAKE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10787) PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_580B, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10788) { }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10789) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10790) MODULE_DEVICE_TABLE(pci, ipr_pci_table);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10791)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10792) static const struct pci_error_handlers ipr_err_handler = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10793) .error_detected = ipr_pci_error_detected,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10794) .mmio_enabled = ipr_pci_mmio_enabled,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10795) .slot_reset = ipr_pci_slot_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10796) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10797)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10798) static struct pci_driver ipr_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10799) .name = IPR_NAME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10800) .id_table = ipr_pci_table,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10801) .probe = ipr_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10802) .remove = ipr_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10803) .shutdown = ipr_shutdown,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10804) .err_handler = &ipr_err_handler,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10805) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10806)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10807) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10808) * ipr_halt_done - Shutdown prepare completion
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10809) * @ipr_cmd: ipr command struct
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10810) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10811) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10812) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10813) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10814) static void ipr_halt_done(struct ipr_cmnd *ipr_cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10815) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10816) list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10817) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10818)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10819) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10820) * ipr_halt - Issue shutdown prepare to all adapters
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10821) * @nb: Notifier block
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10822) * @event: Notifier event
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10823) * @buf: Notifier data (unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10824) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10825) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10826) * NOTIFY_OK on success / NOTIFY_DONE on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10827) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10828) static int ipr_halt(struct notifier_block *nb, ulong event, void *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10829) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10830) struct ipr_cmnd *ipr_cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10831) struct ipr_ioa_cfg *ioa_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10832) unsigned long flags = 0, driver_lock_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10833)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10834) if (event != SYS_RESTART && event != SYS_HALT && event != SYS_POWER_OFF)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10835) return NOTIFY_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10836)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10837) spin_lock_irqsave(&ipr_driver_lock, driver_lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10838)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10839) list_for_each_entry(ioa_cfg, &ipr_ioa_head, queue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10840) spin_lock_irqsave(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10841) if (!ioa_cfg->hrrq[IPR_INIT_HRRQ].allow_cmds ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10842) (ipr_fast_reboot && event == SYS_RESTART && ioa_cfg->sis64)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10843) spin_unlock_irqrestore(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10844) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10845) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10846)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10847) ipr_cmd = ipr_get_free_ipr_cmnd(ioa_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10848) ipr_cmd->ioarcb.res_handle = cpu_to_be32(IPR_IOA_RES_HANDLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10849) ipr_cmd->ioarcb.cmd_pkt.request_type = IPR_RQTYPE_IOACMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10850) ipr_cmd->ioarcb.cmd_pkt.cdb[0] = IPR_IOA_SHUTDOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10851) ipr_cmd->ioarcb.cmd_pkt.cdb[1] = IPR_SHUTDOWN_PREPARE_FOR_NORMAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10852)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10853) ipr_do_req(ipr_cmd, ipr_halt_done, ipr_timeout, IPR_DEVICE_RESET_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10854) spin_unlock_irqrestore(ioa_cfg->host->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10855) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10856) spin_unlock_irqrestore(&ipr_driver_lock, driver_lock_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10857)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10858) return NOTIFY_OK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10859) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10860)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10861) static struct notifier_block ipr_notifier = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10862) ipr_halt, NULL, 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10863) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10864)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10865) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10866) * ipr_init - Module entry point
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10867) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10868) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10869) * 0 on success / negative value on failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10870) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10871) static int __init ipr_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10872) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10873) ipr_info("IBM Power RAID SCSI Device Driver version: %s %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10874) IPR_DRIVER_VERSION, IPR_DRIVER_DATE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10875)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10876) register_reboot_notifier(&ipr_notifier);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10877) return pci_register_driver(&ipr_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10878) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10879)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10880) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10881) * ipr_exit - Module unload
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10882) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10883) * Module unload entry point.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10884) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10885) * Return value:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10886) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10887) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10888) static void __exit ipr_exit(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10889) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10890) unregister_reboot_notifier(&ipr_notifier);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10891) pci_unregister_driver(&ipr_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10892) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10893)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10894) module_init(ipr_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10895) module_exit(ipr_exit);
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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