^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * Copyright (c) 2014- QLogic Corporation.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * All rights reserved
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * www.qlogic.com
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
^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) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) * bfad.c Linux driver PCI interface module.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/kthread.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/errno.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/sched.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/fs.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <linux/pci.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <linux/firmware.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <linux/uaccess.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include <asm/fcntl.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #include "bfad_drv.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #include "bfad_im.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #include "bfa_fcs.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #include "bfa_defs.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #include "bfa.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) BFA_TRC_FILE(LDRV, BFAD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) DEFINE_MUTEX(bfad_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) LIST_HEAD(bfad_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) static int bfad_inst;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) static int num_sgpgs_parm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) int supported_fc4s;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) char *host_name, *os_name, *os_patch;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) int num_rports, num_ios, num_tms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) int num_fcxps, num_ufbufs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) int reqq_size, rspq_size, num_sgpgs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) int rport_del_timeout = BFA_FCS_RPORT_DEF_DEL_TIMEOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) int bfa_lun_queue_depth = BFAD_LUN_QUEUE_DEPTH;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) int bfa_io_max_sge = BFAD_IO_MAX_SGE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) int bfa_log_level = 3; /* WARNING log level */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) int ioc_auto_recover = BFA_TRUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) int bfa_linkup_delay = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) int fdmi_enable = BFA_TRUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) int pcie_max_read_reqsz;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) int bfa_debugfs_enable = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) int msix_disable_cb = 0, msix_disable_ct = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) int max_xfer_size = BFAD_MAX_SECTORS >> 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) static int max_rport_logins = BFA_FCS_MAX_RPORT_LOGINS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) /* Firmware releated */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) u32 bfi_image_cb_size, bfi_image_ct_size, bfi_image_ct2_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) u32 *bfi_image_cb, *bfi_image_ct, *bfi_image_ct2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) #define BFAD_FW_FILE_CB "cbfw-3.2.5.1.bin"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) #define BFAD_FW_FILE_CT "ctfw-3.2.5.1.bin"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) #define BFAD_FW_FILE_CT2 "ct2fw-3.2.5.1.bin"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) static u32 *bfad_load_fwimg(struct pci_dev *pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) static void bfad_free_fwimg(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) static void bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) u32 *bfi_image_size, char *fw_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) static const char *msix_name_ct[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) "ctrl",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) "cpe0", "cpe1", "cpe2", "cpe3",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) "rme0", "rme1", "rme2", "rme3" };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) static const char *msix_name_cb[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) "cpe0", "cpe1", "cpe2", "cpe3",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) "rme0", "rme1", "rme2", "rme3",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) "eemc", "elpu0", "elpu1", "epss", "mlpu" };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) MODULE_FIRMWARE(BFAD_FW_FILE_CB);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) MODULE_FIRMWARE(BFAD_FW_FILE_CT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) MODULE_FIRMWARE(BFAD_FW_FILE_CT2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) module_param(os_name, charp, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) MODULE_PARM_DESC(os_name, "OS name of the hba host machine");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) module_param(os_patch, charp, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) MODULE_PARM_DESC(os_patch, "OS patch level of the hba host machine");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) module_param(host_name, charp, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) MODULE_PARM_DESC(host_name, "Hostname of the hba host machine");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) module_param(num_rports, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) MODULE_PARM_DESC(num_rports, "Max number of rports supported per port "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) "(physical/logical), default=1024");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) module_param(num_ios, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) MODULE_PARM_DESC(num_ios, "Max number of ioim requests, default=2000");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) module_param(num_tms, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) MODULE_PARM_DESC(num_tms, "Max number of task im requests, default=128");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) module_param(num_fcxps, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) MODULE_PARM_DESC(num_fcxps, "Max number of fcxp requests, default=64");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) module_param(num_ufbufs, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) MODULE_PARM_DESC(num_ufbufs, "Max number of unsolicited frame "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) "buffers, default=64");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) module_param(reqq_size, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) MODULE_PARM_DESC(reqq_size, "Max number of request queue elements, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) "default=256");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) module_param(rspq_size, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) MODULE_PARM_DESC(rspq_size, "Max number of response queue elements, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) "default=64");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) module_param(num_sgpgs, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) MODULE_PARM_DESC(num_sgpgs, "Number of scatter/gather pages, default=2048");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) module_param(rport_del_timeout, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) MODULE_PARM_DESC(rport_del_timeout, "Rport delete timeout, default=90 secs, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) "Range[>0]");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) module_param(bfa_lun_queue_depth, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) MODULE_PARM_DESC(bfa_lun_queue_depth, "Lun queue depth, default=32, Range[>0]");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) module_param(bfa_io_max_sge, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) MODULE_PARM_DESC(bfa_io_max_sge, "Max io scatter/gather elements, default=255");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) module_param(bfa_log_level, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) MODULE_PARM_DESC(bfa_log_level, "Driver log level, default=3, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) "Range[Critical:1|Error:2|Warning:3|Info:4]");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) module_param(ioc_auto_recover, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) MODULE_PARM_DESC(ioc_auto_recover, "IOC auto recovery, default=1, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) "Range[off:0|on:1]");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) module_param(bfa_linkup_delay, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) MODULE_PARM_DESC(bfa_linkup_delay, "Link up delay, default=30 secs for "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) "boot port. Otherwise 10 secs in RHEL4 & 0 for "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) "[RHEL5, SLES10, ESX40] Range[>0]");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) module_param(msix_disable_cb, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) MODULE_PARM_DESC(msix_disable_cb, "Disable Message Signaled Interrupts for QLogic-415/425/815/825 cards, default=0 Range[false:0|true:1]");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) module_param(msix_disable_ct, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) MODULE_PARM_DESC(msix_disable_ct, "Disable Message Signaled Interrupts if possible for QLogic-1010/1020/804/1007/902/1741 cards, default=0, Range[false:0|true:1]");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) module_param(fdmi_enable, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) MODULE_PARM_DESC(fdmi_enable, "Enables fdmi registration, default=1, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) "Range[false:0|true:1]");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) module_param(pcie_max_read_reqsz, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) MODULE_PARM_DESC(pcie_max_read_reqsz, "PCIe max read request size, default=0 "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) "(use system setting), Range[128|256|512|1024|2048|4096]");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) module_param(bfa_debugfs_enable, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) MODULE_PARM_DESC(bfa_debugfs_enable, "Enables debugfs feature, default=1,"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) " Range[false:0|true:1]");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) module_param(max_xfer_size, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) MODULE_PARM_DESC(max_xfer_size, "default=32MB,"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) " Range[64k|128k|256k|512k|1024k|2048k]");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) module_param(max_rport_logins, int, S_IRUGO | S_IWUSR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) MODULE_PARM_DESC(max_rport_logins, "Max number of logins to initiator and target rports on a port (physical/logical), default=1024");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) bfad_sm_uninit(struct bfad_s *bfad, enum bfad_sm_event event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) bfad_sm_created(struct bfad_s *bfad, enum bfad_sm_event event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) bfad_sm_initializing(struct bfad_s *bfad, enum bfad_sm_event event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) bfad_sm_operational(struct bfad_s *bfad, enum bfad_sm_event event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) bfad_sm_stopping(struct bfad_s *bfad, enum bfad_sm_event event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) bfad_sm_failed(struct bfad_s *bfad, enum bfad_sm_event event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) bfad_sm_fcs_exit(struct bfad_s *bfad, enum bfad_sm_event event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) * Beginning state for the driver instance, awaiting the pci_probe event
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) bfad_sm_uninit(struct bfad_s *bfad, enum bfad_sm_event event)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) bfa_trc(bfad, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) switch (event) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) case BFAD_E_CREATE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) bfa_sm_set_state(bfad, bfad_sm_created);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) bfad->bfad_tsk = kthread_create(bfad_worker, (void *) bfad,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) "%s", "bfad_worker");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) if (IS_ERR(bfad->bfad_tsk)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) printk(KERN_INFO "bfad[%d]: Kernel thread "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) "creation failed!\n", bfad->inst_no);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) bfa_sm_send_event(bfad, BFAD_E_KTHREAD_CREATE_FAILED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) bfa_sm_send_event(bfad, BFAD_E_INIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) case BFAD_E_STOP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) /* Ignore stop; already in uninit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) bfa_sm_fault(bfad, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) * Driver Instance is created, awaiting event INIT to initialize the bfad
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) bfad_sm_created(struct bfad_s *bfad, enum bfad_sm_event event)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) bfa_status_t ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) bfa_trc(bfad, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) switch (event) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) case BFAD_E_INIT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) bfa_sm_set_state(bfad, bfad_sm_initializing);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) init_completion(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) /* Enable Interrupt and wait bfa_init completion */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) if (bfad_setup_intr(bfad)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) printk(KERN_WARNING "bfad%d: bfad_setup_intr failed\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) bfad->inst_no);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) bfa_sm_send_event(bfad, BFAD_E_INIT_FAILED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) bfa_iocfc_init(&bfad->bfa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) /* Set up interrupt handler for each vectors */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) if ((bfad->bfad_flags & BFAD_MSIX_ON) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) bfad_install_msix_handler(bfad)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) printk(KERN_WARNING "%s: install_msix failed, bfad%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) __func__, bfad->inst_no);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) bfad_init_timer(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) wait_for_completion(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) if ((bfad->bfad_flags & BFAD_HAL_INIT_DONE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) bfa_sm_send_event(bfad, BFAD_E_INIT_SUCCESS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) printk(KERN_WARNING
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) "bfa %s: bfa init failed\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) bfad->pci_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) bfa_fcs_init(&bfad->bfa_fcs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) ret = bfad_cfg_pport(bfad, BFA_LPORT_ROLE_FCP_IM);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) if (ret != BFA_STATUS_OK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) init_completion(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) bfad->pport.flags |= BFAD_PORT_DELETE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) bfa_fcs_exit(&bfad->bfa_fcs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) wait_for_completion(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) bfa_sm_send_event(bfad, BFAD_E_INIT_FAILED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) bfad->bfad_flags |= BFAD_HAL_INIT_FAIL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) bfa_sm_send_event(bfad, BFAD_E_HAL_INIT_FAILED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) case BFAD_E_KTHREAD_CREATE_FAILED:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) bfa_sm_set_state(bfad, bfad_sm_uninit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) bfa_sm_fault(bfad, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) bfad_sm_initializing(struct bfad_s *bfad, enum bfad_sm_event event)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) int retval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) bfa_trc(bfad, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) switch (event) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) case BFAD_E_INIT_SUCCESS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) kthread_stop(bfad->bfad_tsk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) bfad->bfad_tsk = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) retval = bfad_start_ops(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) if (retval != BFA_STATUS_OK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) bfa_sm_set_state(bfad, bfad_sm_failed);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) bfa_sm_set_state(bfad, bfad_sm_operational);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) case BFAD_E_INIT_FAILED:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) bfa_sm_set_state(bfad, bfad_sm_uninit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) kthread_stop(bfad->bfad_tsk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) bfad->bfad_tsk = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) case BFAD_E_HAL_INIT_FAILED:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) bfa_sm_set_state(bfad, bfad_sm_failed);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) bfa_sm_fault(bfad, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) bfad_sm_failed(struct bfad_s *bfad, enum bfad_sm_event event)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) int retval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) bfa_trc(bfad, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) switch (event) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) case BFAD_E_INIT_SUCCESS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) retval = bfad_start_ops(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) if (retval != BFA_STATUS_OK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) bfa_sm_set_state(bfad, bfad_sm_operational);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) case BFAD_E_STOP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) bfa_sm_set_state(bfad, bfad_sm_fcs_exit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) bfa_sm_send_event(bfad, BFAD_E_FCS_EXIT_COMP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) case BFAD_E_EXIT_COMP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) bfa_sm_set_state(bfad, bfad_sm_uninit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) bfad_remove_intr(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) del_timer_sync(&bfad->hal_tmo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) bfa_sm_fault(bfad, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) bfad_sm_operational(struct bfad_s *bfad, enum bfad_sm_event event)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) bfa_trc(bfad, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) switch (event) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) case BFAD_E_STOP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) bfa_sm_set_state(bfad, bfad_sm_fcs_exit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) bfad_fcs_stop(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) bfa_sm_fault(bfad, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) bfad_sm_fcs_exit(struct bfad_s *bfad, enum bfad_sm_event event)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) bfa_trc(bfad, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) switch (event) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) case BFAD_E_FCS_EXIT_COMP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) bfa_sm_set_state(bfad, bfad_sm_stopping);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) bfad_stop(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) bfa_sm_fault(bfad, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) bfad_sm_stopping(struct bfad_s *bfad, enum bfad_sm_event event)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) bfa_trc(bfad, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) switch (event) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) case BFAD_E_EXIT_COMP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) bfa_sm_set_state(bfad, bfad_sm_uninit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) bfad_remove_intr(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) del_timer_sync(&bfad->hal_tmo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) bfad_im_probe_undo(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) bfad->bfad_flags &= ~BFAD_FC4_PROBE_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) bfad_uncfg_pport(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) bfa_sm_fault(bfad, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) * BFA callbacks
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) bfad_hcb_comp(void *arg, bfa_status_t status)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) struct bfad_hal_comp *fcomp = (struct bfad_hal_comp *)arg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) fcomp->status = status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) complete(&fcomp->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) * bfa_init callback
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) bfa_cb_init(void *drv, bfa_status_t init_status)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) struct bfad_s *bfad = drv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) if (init_status == BFA_STATUS_OK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) bfad->bfad_flags |= BFAD_HAL_INIT_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) * If BFAD_HAL_INIT_FAIL flag is set:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) * Wake up the kernel thread to start
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) * the bfad operations after HAL init done
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) if ((bfad->bfad_flags & BFAD_HAL_INIT_FAIL)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) bfad->bfad_flags &= ~BFAD_HAL_INIT_FAIL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) wake_up_process(bfad->bfad_tsk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) complete(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) * BFA_FCS callbacks
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) struct bfad_port_s *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) bfa_fcb_lport_new(struct bfad_s *bfad, struct bfa_fcs_lport_s *port,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) enum bfa_lport_role roles, struct bfad_vf_s *vf_drv,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) struct bfad_vport_s *vp_drv)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) bfa_status_t rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) struct bfad_port_s *port_drv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) if (!vp_drv && !vf_drv) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) port_drv = &bfad->pport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) port_drv->pvb_type = BFAD_PORT_PHYS_BASE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) } else if (!vp_drv && vf_drv) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) port_drv = &vf_drv->base_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) port_drv->pvb_type = BFAD_PORT_VF_BASE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) } else if (vp_drv && !vf_drv) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) port_drv = &vp_drv->drv_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) port_drv->pvb_type = BFAD_PORT_PHYS_VPORT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) port_drv = &vp_drv->drv_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) port_drv->pvb_type = BFAD_PORT_VF_VPORT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) port_drv->fcs_port = port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) port_drv->roles = roles;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) if (roles & BFA_LPORT_ROLE_FCP_IM) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) rc = bfad_im_port_new(bfad, port_drv);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) if (rc != BFA_STATUS_OK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) bfad_im_port_delete(bfad, port_drv);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) port_drv = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) return port_drv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) * FCS RPORT alloc callback, after successful PLOGI by FCS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) bfa_status_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) bfa_fcb_rport_alloc(struct bfad_s *bfad, struct bfa_fcs_rport_s **rport,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) struct bfad_rport_s **rport_drv)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) bfa_status_t rc = BFA_STATUS_OK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) *rport_drv = kzalloc(sizeof(struct bfad_rport_s), GFP_ATOMIC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) if (*rport_drv == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) rc = BFA_STATUS_ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) goto ext;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) *rport = &(*rport_drv)->fcs_rport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) ext:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) * FCS PBC VPORT Create
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) bfa_fcb_pbc_vport_create(struct bfad_s *bfad, struct bfi_pbc_vport_s pbc_vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) struct bfa_lport_cfg_s port_cfg = {0};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) struct bfad_vport_s *vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) vport = kzalloc(sizeof(struct bfad_vport_s), GFP_ATOMIC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) if (!vport) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) bfa_trc(bfad, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) vport->drv_port.bfad = bfad;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) port_cfg.roles = BFA_LPORT_ROLE_FCP_IM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) port_cfg.pwwn = pbc_vport.vp_pwwn;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) port_cfg.nwwn = pbc_vport.vp_nwwn;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) port_cfg.preboot_vp = BFA_TRUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) rc = bfa_fcs_pbc_vport_create(&vport->fcs_vport, &bfad->bfa_fcs, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) &port_cfg, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) if (rc != BFA_STATUS_OK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) bfa_trc(bfad, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) list_add_tail(&vport->list_entry, &bfad->pbc_vport_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) bfad_hal_mem_release(struct bfad_s *bfad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) struct bfa_mem_dma_s *dma_info, *dma_elem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) struct bfa_mem_kva_s *kva_info, *kva_elem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) struct list_head *dm_qe, *km_qe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) dma_info = &hal_meminfo->dma_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) kva_info = &hal_meminfo->kva_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) /* Iterate through the KVA meminfo queue */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) list_for_each(km_qe, &kva_info->qe) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) kva_elem = (struct bfa_mem_kva_s *) km_qe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) vfree(kva_elem->kva);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) /* Iterate through the DMA meminfo queue */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) list_for_each(dm_qe, &dma_info->qe) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) dma_elem = (struct bfa_mem_dma_s *) dm_qe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) dma_free_coherent(&bfad->pcidev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) dma_elem->mem_len, dma_elem->kva,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) (dma_addr_t) dma_elem->dma);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) memset(hal_meminfo, 0, sizeof(struct bfa_meminfo_s));
^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) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) if (num_rports > 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) bfa_cfg->fwcfg.num_rports = num_rports;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) if (num_ios > 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) bfa_cfg->fwcfg.num_ioim_reqs = num_ios;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) if (num_tms > 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) bfa_cfg->fwcfg.num_tskim_reqs = num_tms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) if (num_fcxps > 0 && num_fcxps <= BFA_FCXP_MAX)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) bfa_cfg->fwcfg.num_fcxp_reqs = num_fcxps;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) if (num_ufbufs > 0 && num_ufbufs <= BFA_UF_MAX)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) bfa_cfg->fwcfg.num_uf_bufs = num_ufbufs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) if (reqq_size > 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) bfa_cfg->drvcfg.num_reqq_elems = reqq_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) if (rspq_size > 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) bfa_cfg->drvcfg.num_rspq_elems = rspq_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) if (num_sgpgs > 0 && num_sgpgs <= BFA_SGPG_MAX)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) bfa_cfg->drvcfg.num_sgpgs = num_sgpgs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) * populate the hal values back to the driver for sysfs use.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) * otherwise, the default values will be shown as 0 in sysfs
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) num_rports = bfa_cfg->fwcfg.num_rports;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) num_ios = bfa_cfg->fwcfg.num_ioim_reqs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) num_tms = bfa_cfg->fwcfg.num_tskim_reqs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) num_fcxps = bfa_cfg->fwcfg.num_fcxp_reqs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) num_ufbufs = bfa_cfg->fwcfg.num_uf_bufs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) reqq_size = bfa_cfg->drvcfg.num_reqq_elems;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) rspq_size = bfa_cfg->drvcfg.num_rspq_elems;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) num_sgpgs = bfa_cfg->drvcfg.num_sgpgs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) bfa_status_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) bfad_hal_mem_alloc(struct bfad_s *bfad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) struct bfa_mem_dma_s *dma_info, *dma_elem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) struct bfa_mem_kva_s *kva_info, *kva_elem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) struct list_head *dm_qe, *km_qe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) bfa_status_t rc = BFA_STATUS_OK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) dma_addr_t phys_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) bfa_cfg_get_default(&bfad->ioc_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) bfad_update_hal_cfg(&bfad->ioc_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) bfad->cfg_data.ioc_queue_depth = bfad->ioc_cfg.fwcfg.num_ioim_reqs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) bfa_cfg_get_meminfo(&bfad->ioc_cfg, hal_meminfo, &bfad->bfa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) dma_info = &hal_meminfo->dma_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) kva_info = &hal_meminfo->kva_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) /* Iterate through the KVA meminfo queue */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) list_for_each(km_qe, &kva_info->qe) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) kva_elem = (struct bfa_mem_kva_s *) km_qe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) kva_elem->kva = vzalloc(kva_elem->mem_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) if (kva_elem->kva == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) bfad_hal_mem_release(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) rc = BFA_STATUS_ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) goto ext;
^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)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) /* Iterate through the DMA meminfo queue */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) list_for_each(dm_qe, &dma_info->qe) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) dma_elem = (struct bfa_mem_dma_s *) dm_qe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) dma_elem->kva = dma_alloc_coherent(&bfad->pcidev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) dma_elem->mem_len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) &phys_addr, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) if (dma_elem->kva == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) bfad_hal_mem_release(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) rc = BFA_STATUS_ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) goto ext;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) dma_elem->dma = phys_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) memset(dma_elem->kva, 0, dma_elem->mem_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) ext:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) * Create a vport under a vf.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) bfa_status_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) bfad_vport_create(struct bfad_s *bfad, u16 vf_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) struct bfa_lport_cfg_s *port_cfg, struct device *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) struct bfad_vport_s *vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) int rc = BFA_STATUS_OK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) struct completion fcomp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) vport = kzalloc(sizeof(struct bfad_vport_s), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) if (!vport) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) rc = BFA_STATUS_ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) goto ext;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) vport->drv_port.bfad = bfad;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) rc = bfa_fcs_vport_create(&vport->fcs_vport, &bfad->bfa_fcs, vf_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) port_cfg, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) if (rc != BFA_STATUS_OK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) goto ext_free_vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) if (port_cfg->roles & BFA_LPORT_ROLE_FCP_IM) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) rc = bfad_im_scsi_host_alloc(bfad, vport->drv_port.im_port,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) if (rc != BFA_STATUS_OK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) goto ext_free_fcs_vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) bfa_fcs_vport_start(&vport->fcs_vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) list_add_tail(&vport->list_entry, &bfad->vport_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) return BFA_STATUS_OK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) ext_free_fcs_vport:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) vport->comp_del = &fcomp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) init_completion(vport->comp_del);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) bfa_fcs_vport_delete(&vport->fcs_vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) wait_for_completion(vport->comp_del);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) ext_free_vport:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) kfree(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) ext:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) bfad_bfa_tmo(struct timer_list *t)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) struct bfad_s *bfad = from_timer(bfad, t, hal_tmo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) struct list_head doneq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) bfa_timer_beat(&bfad->bfa.timer_mod);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) bfa_comp_deq(&bfad->bfa, &doneq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) if (!list_empty(&doneq)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) bfa_comp_process(&bfad->bfa, &doneq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) bfa_comp_free(&bfad->bfa, &doneq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) mod_timer(&bfad->hal_tmo,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) jiffies + msecs_to_jiffies(BFA_TIMER_FREQ));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) bfad_init_timer(struct bfad_s *bfad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) timer_setup(&bfad->hal_tmo, bfad_bfa_tmo, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) mod_timer(&bfad->hal_tmo,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) jiffies + msecs_to_jiffies(BFA_TIMER_FREQ));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) int rc = -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) if (pci_enable_device(pdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) printk(KERN_ERR "pci_enable_device fail %p\n", pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) if (pci_request_regions(pdev, BFAD_DRIVER_NAME))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) goto out_disable_device;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) pci_set_master(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) if (rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736) rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) rc = -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740) printk(KERN_ERR "dma_set_mask_and_coherent fail %p\n", pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741) goto out_release_region;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744) /* Enable PCIE Advanced Error Recovery (AER) if kernel supports */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) pci_enable_pcie_error_reporting(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) bfad->pci_bar0_kva = pci_iomap(pdev, 0, pci_resource_len(pdev, 0));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748) bfad->pci_bar2_kva = pci_iomap(pdev, 2, pci_resource_len(pdev, 2));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) if (bfad->pci_bar0_kva == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751) printk(KERN_ERR "Fail to map bar0\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752) rc = -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) goto out_release_region;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756) bfad->hal_pcidev.pci_slot = PCI_SLOT(pdev->devfn);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757) bfad->hal_pcidev.pci_func = PCI_FUNC(pdev->devfn);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758) bfad->hal_pcidev.pci_bar_kva = bfad->pci_bar0_kva;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759) bfad->hal_pcidev.device_id = pdev->device;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) bfad->hal_pcidev.ssid = pdev->subsystem_device;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761) bfad->pci_name = pci_name(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763) bfad->pci_attr.vendor_id = pdev->vendor;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) bfad->pci_attr.device_id = pdev->device;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) bfad->pci_attr.ssid = pdev->subsystem_device;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) bfad->pci_attr.ssvid = pdev->subsystem_vendor;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) bfad->pci_attr.pcifn = PCI_FUNC(pdev->devfn);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769) bfad->pcidev = pdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) /* Adjust PCIe Maximum Read Request Size */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772) if (pci_is_pcie(pdev) && pcie_max_read_reqsz) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) if (pcie_max_read_reqsz >= 128 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774) pcie_max_read_reqsz <= 4096 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775) is_power_of_2(pcie_max_read_reqsz)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776) int max_rq = pcie_get_readrq(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) printk(KERN_WARNING "BFA[%s]: "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) "pcie_max_read_request_size is %d, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779) "reset to %d\n", bfad->pci_name, max_rq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780) pcie_max_read_reqsz);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) pcie_set_readrq(pdev, pcie_max_read_reqsz);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) printk(KERN_WARNING "BFA[%s]: invalid "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) "pcie_max_read_request_size %d ignored\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785) bfad->pci_name, pcie_max_read_reqsz);
^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)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789) pci_save_state(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) out_release_region:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794) pci_release_regions(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795) out_disable_device:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) pci_disable_device(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) pci_iounmap(pdev, bfad->pci_bar0_kva);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805) pci_iounmap(pdev, bfad->pci_bar2_kva);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806) pci_release_regions(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807) /* Disable PCIE Advanced Error Recovery (AER) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) pci_disable_pcie_error_reporting(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809) pci_disable_device(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812) bfa_status_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) bfad_drv_init(struct bfad_s *bfad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815) bfa_status_t rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818) bfad->cfg_data.rport_del_timeout = rport_del_timeout;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819) bfad->cfg_data.lun_queue_depth = bfa_lun_queue_depth;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820) bfad->cfg_data.io_max_sge = bfa_io_max_sge;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) bfad->cfg_data.binding_method = FCP_PWWN_BINDING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823) rc = bfad_hal_mem_alloc(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) if (rc != BFA_STATUS_OK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) printk(KERN_WARNING "bfad%d bfad_hal_mem_alloc failure\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) bfad->inst_no);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827) printk(KERN_WARNING
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) "Not enough memory to attach all QLogic BR-series HBA ports. System may need more memory.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) return BFA_STATUS_FAILED;
^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) bfad->bfa.trcmod = bfad->trcmod;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833) bfad->bfa.plog = &bfad->plog_buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) bfa_plog_init(&bfad->plog_buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) bfa_plog_str(&bfad->plog_buf, BFA_PL_MID_DRVR, BFA_PL_EID_DRIVER_START,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836) 0, "Driver Attach");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838) bfa_attach(&bfad->bfa, bfad, &bfad->ioc_cfg, &bfad->meminfo,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) &bfad->hal_pcidev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) /* FCS INIT */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) bfad->bfa_fcs.trcmod = bfad->trcmod;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844) bfa_fcs_attach(&bfad->bfa_fcs, &bfad->bfa, bfad, BFA_FALSE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845) bfad->bfa_fcs.fdmi_enabled = fdmi_enable;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848) bfad->bfad_flags |= BFAD_DRV_INIT_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850) return BFA_STATUS_OK;
^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) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854) bfad_drv_uninit(struct bfad_s *bfad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859) init_completion(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860) bfa_iocfc_stop(&bfad->bfa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862) wait_for_completion(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864) del_timer_sync(&bfad->hal_tmo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865) bfa_isr_disable(&bfad->bfa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866) bfa_detach(&bfad->bfa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867) bfad_remove_intr(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868) bfad_hal_mem_release(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870) bfad->bfad_flags &= ~BFAD_DRV_INIT_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874) bfad_drv_start(struct bfad_s *bfad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 877)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 878) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 879) bfa_iocfc_start(&bfad->bfa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880) bfa_fcs_pbc_vport_init(&bfad->bfa_fcs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881) bfa_fcs_fabric_modstart(&bfad->bfa_fcs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882) bfad->bfad_flags |= BFAD_HAL_START_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885) if (bfad->im)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886) flush_workqueue(bfad->im->drv_workq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890) bfad_fcs_stop(struct bfad_s *bfad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 894) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 895) init_completion(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 896) bfad->pport.flags |= BFAD_PORT_DELETE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897) bfa_fcs_exit(&bfad->bfa_fcs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899) wait_for_completion(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 901) bfa_sm_send_event(bfad, BFAD_E_FCS_EXIT_COMP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 902) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 903)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 904) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 905) bfad_stop(struct bfad_s *bfad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 906) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 907) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 908)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 909) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 910) init_completion(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 911) bfa_iocfc_stop(&bfad->bfa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 912) bfad->bfad_flags &= ~BFAD_HAL_START_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 913) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 914) wait_for_completion(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 915)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 916) bfa_sm_send_event(bfad, BFAD_E_EXIT_COMP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 917) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 918)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 919) bfa_status_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 920) bfad_cfg_pport(struct bfad_s *bfad, enum bfa_lport_role role)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 921) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 922) int rc = BFA_STATUS_OK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 923)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 924) /* Allocate scsi_host for the physical port */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 925) if ((supported_fc4s & BFA_LPORT_ROLE_FCP_IM) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 926) (role & BFA_LPORT_ROLE_FCP_IM)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 927) if (bfad->pport.im_port == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 928) rc = BFA_STATUS_FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 929) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 930) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 931)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 932) rc = bfad_im_scsi_host_alloc(bfad, bfad->pport.im_port,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 933) &bfad->pcidev->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 934) if (rc != BFA_STATUS_OK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 935) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 936)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 937) bfad->pport.roles |= BFA_LPORT_ROLE_FCP_IM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 938) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 939)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 940) bfad->bfad_flags |= BFAD_CFG_PPORT_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 941)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 942) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 943) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 944) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 945)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 946) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 947) bfad_uncfg_pport(struct bfad_s *bfad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 948) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 949) if ((supported_fc4s & BFA_LPORT_ROLE_FCP_IM) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 950) (bfad->pport.roles & BFA_LPORT_ROLE_FCP_IM)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 951) bfad_im_scsi_host_free(bfad, bfad->pport.im_port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 952) bfad_im_port_clean(bfad->pport.im_port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 953) kfree(bfad->pport.im_port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 954) bfad->pport.roles &= ~BFA_LPORT_ROLE_FCP_IM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 955) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 956)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 957) bfad->bfad_flags &= ~BFAD_CFG_PPORT_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 958) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 959)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 960) bfa_status_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 961) bfad_start_ops(struct bfad_s *bfad) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 962)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 963) int retval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 964) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 965) struct bfad_vport_s *vport, *vport_new;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 966) struct bfa_fcs_driver_info_s driver_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 967)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 968) /* Limit min/max. xfer size to [64k-32MB] */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 969) if (max_xfer_size < BFAD_MIN_SECTORS >> 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 970) max_xfer_size = BFAD_MIN_SECTORS >> 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 971) if (max_xfer_size > BFAD_MAX_SECTORS >> 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 972) max_xfer_size = BFAD_MAX_SECTORS >> 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 973)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 974) /* Fill the driver_info info to fcs*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 975) memset(&driver_info, 0, sizeof(driver_info));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 976) strlcpy(driver_info.version, BFAD_DRIVER_VERSION,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 977) sizeof(driver_info.version));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 978) if (host_name)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 979) strlcpy(driver_info.host_machine_name, host_name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 980) sizeof(driver_info.host_machine_name));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 981) if (os_name)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 982) strlcpy(driver_info.host_os_name, os_name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 983) sizeof(driver_info.host_os_name));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 984) if (os_patch)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 985) strlcpy(driver_info.host_os_patch, os_patch,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 986) sizeof(driver_info.host_os_patch));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 987)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 988) strlcpy(driver_info.os_device_name, bfad->pci_name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 989) sizeof(driver_info.os_device_name));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 990)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 991) /* FCS driver info init */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 992) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 993) bfa_fcs_driver_info_init(&bfad->bfa_fcs, &driver_info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 994)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 995) if (bfad->bfad_flags & BFAD_CFG_PPORT_DONE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 996) bfa_fcs_update_cfg(&bfad->bfa_fcs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 997) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 998) bfa_fcs_init(&bfad->bfa_fcs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 999)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1000) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1001)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1002) if (!(bfad->bfad_flags & BFAD_CFG_PPORT_DONE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1003) retval = bfad_cfg_pport(bfad, BFA_LPORT_ROLE_FCP_IM);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1004) if (retval != BFA_STATUS_OK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1005) return BFA_STATUS_FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1006) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1007)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1008) /* Setup fc host fixed attribute if the lk supports */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1009) bfad_fc_host_init(bfad->pport.im_port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1010)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1011) /* BFAD level FC4 IM specific resource allocation */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1012) retval = bfad_im_probe(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1013) if (retval != BFA_STATUS_OK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1014) printk(KERN_WARNING "bfad_im_probe failed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1015) if (bfa_sm_cmp_state(bfad, bfad_sm_initializing))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1016) bfa_sm_set_state(bfad, bfad_sm_failed);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1017) return BFA_STATUS_FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1018) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1019) bfad->bfad_flags |= BFAD_FC4_PROBE_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1020)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1021) bfad_drv_start(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1022)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1023) /* Complete pbc vport create */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1024) list_for_each_entry_safe(vport, vport_new, &bfad->pbc_vport_list,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1025) list_entry) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1026) struct fc_vport_identifiers vid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1027) struct fc_vport *fc_vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1028) char pwwn_buf[BFA_STRING_32];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1029)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1030) memset(&vid, 0, sizeof(vid));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1031) vid.roles = FC_PORT_ROLE_FCP_INITIATOR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1032) vid.vport_type = FC_PORTTYPE_NPIV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1033) vid.disable = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1034) vid.node_name = wwn_to_u64((u8 *)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1035) (&((vport->fcs_vport).lport.port_cfg.nwwn)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1036) vid.port_name = wwn_to_u64((u8 *)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1037) (&((vport->fcs_vport).lport.port_cfg.pwwn)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1038) fc_vport = fc_vport_create(bfad->pport.im_port->shost, 0, &vid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1039) if (!fc_vport) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1040) wwn2str(pwwn_buf, vid.port_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1041) printk(KERN_WARNING "bfad%d: failed to create pbc vport"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1042) " %s\n", bfad->inst_no, pwwn_buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1043) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1044) list_del(&vport->list_entry);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1045) kfree(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1046) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1047)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1048) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1049) * If bfa_linkup_delay is set to -1 default; try to retrive the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1050) * value using the bfad_get_linkup_delay(); else use the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1051) * passed in module param value as the bfa_linkup_delay.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1052) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1053) if (bfa_linkup_delay < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1054) bfa_linkup_delay = bfad_get_linkup_delay(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1055) bfad_rport_online_wait(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1056) bfa_linkup_delay = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1057) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1058) bfad_rport_online_wait(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1059)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1060) BFA_LOG(KERN_INFO, bfad, bfa_log_level, "bfa device claimed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1061)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1062) return BFA_STATUS_OK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1063) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1064)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1065) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1066) bfad_worker(void *ptr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1067) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1068) struct bfad_s *bfad = ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1069) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1070)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1071) if (kthread_should_stop())
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1072) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1073)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1074) /* Send event BFAD_E_INIT_SUCCESS */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1075) bfa_sm_send_event(bfad, BFAD_E_INIT_SUCCESS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1076)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1077) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1078) bfad->bfad_tsk = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1079) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1080)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1081) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1082) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1083)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1084) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1085) * BFA driver interrupt functions
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1086) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1087) irqreturn_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1088) bfad_intx(int irq, void *dev_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1089) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1090) struct bfad_s *bfad = dev_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1091) struct list_head doneq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1092) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1093) bfa_boolean_t rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1094)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1095) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1096) rc = bfa_intx(&bfad->bfa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1097) if (!rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1098) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1099) return IRQ_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1100) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1101)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1102) bfa_comp_deq(&bfad->bfa, &doneq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1103) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1105) if (!list_empty(&doneq)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1106) bfa_comp_process(&bfad->bfa, &doneq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1107)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1108) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1109) bfa_comp_free(&bfad->bfa, &doneq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1110) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1111) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1112)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1113) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1114)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1115) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1116)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1117) static irqreturn_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1118) bfad_msix(int irq, void *dev_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1119) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1120) struct bfad_msix_s *vec = dev_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1121) struct bfad_s *bfad = vec->bfad;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1122) struct list_head doneq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1123) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1125) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1126)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1127) bfa_msix(&bfad->bfa, vec->msix.entry);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1128) bfa_comp_deq(&bfad->bfa, &doneq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1129) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1130)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1131) if (!list_empty(&doneq)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1132) bfa_comp_process(&bfad->bfa, &doneq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1133)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1134) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1135) bfa_comp_free(&bfad->bfa, &doneq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1136) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1137) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1139) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1140) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1141)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1142) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1143) * Initialize the MSIX entry table.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1144) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1145) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1146) bfad_init_msix_entry(struct bfad_s *bfad, struct msix_entry *msix_entries,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1147) int mask, int max_bit)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1148) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1149) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1150) int match = 0x00000001;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1151)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1152) for (i = 0, bfad->nvec = 0; i < MAX_MSIX_ENTRY; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1153) if (mask & match) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1154) bfad->msix_tab[bfad->nvec].msix.entry = i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1155) bfad->msix_tab[bfad->nvec].bfad = bfad;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1156) msix_entries[bfad->nvec].entry = i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1157) bfad->nvec++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1158) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1160) match <<= 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1161) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1162)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1163) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1164)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1165) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1166) bfad_install_msix_handler(struct bfad_s *bfad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1167) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1168) int i, error = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1170) for (i = 0; i < bfad->nvec; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1171) sprintf(bfad->msix_tab[i].name, "bfa-%s-%s",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1172) bfad->pci_name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1173) ((bfa_asic_id_cb(bfad->hal_pcidev.device_id)) ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1174) msix_name_cb[i] : msix_name_ct[i]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1176) error = request_irq(bfad->msix_tab[i].msix.vector,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1177) (irq_handler_t) bfad_msix, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1178) bfad->msix_tab[i].name, &bfad->msix_tab[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1179) bfa_trc(bfad, i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1180) bfa_trc(bfad, bfad->msix_tab[i].msix.vector);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1181) if (error) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1182) int j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1183)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1184) for (j = 0; j < i; j++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1185) free_irq(bfad->msix_tab[j].msix.vector,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1186) &bfad->msix_tab[j]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1187)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1188) bfad->bfad_flags &= ~BFAD_MSIX_ON;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1189) pci_disable_msix(bfad->pcidev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1190)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1191) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1192) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1193) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1195) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1196) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1198) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1199) * Setup MSIX based interrupt.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1200) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1201) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1202) bfad_setup_intr(struct bfad_s *bfad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1203) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1204) int error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1205) u32 mask = 0, i, num_bit = 0, max_bit = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1206) struct msix_entry msix_entries[MAX_MSIX_ENTRY];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1207) struct pci_dev *pdev = bfad->pcidev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1208) u16 reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1209)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1210) /* Call BFA to get the msix map for this PCI function. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1211) bfa_msix_getvecs(&bfad->bfa, &mask, &num_bit, &max_bit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1212)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1213) /* Set up the msix entry table */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1214) bfad_init_msix_entry(bfad, msix_entries, mask, max_bit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1215)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1216) if ((bfa_asic_id_ctc(pdev->device) && !msix_disable_ct) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1217) (bfa_asic_id_cb(pdev->device) && !msix_disable_cb)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1218)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1219) error = pci_enable_msix_exact(bfad->pcidev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1220) msix_entries, bfad->nvec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1221) /* In CT1 & CT2, try to allocate just one vector */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1222) if (error == -ENOSPC && bfa_asic_id_ctc(pdev->device)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1223) printk(KERN_WARNING "bfa %s: trying one msix "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1224) "vector failed to allocate %d[%d]\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1225) bfad->pci_name, bfad->nvec, error);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1226) bfad->nvec = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1227) error = pci_enable_msix_exact(bfad->pcidev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1228) msix_entries, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1229) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1230)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1231) if (error) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1232) printk(KERN_WARNING "bfad%d: "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1233) "pci_enable_msix_exact failed (%d), "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1234) "use line based.\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1235) bfad->inst_no, error);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1236) goto line_based;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1237) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1239) /* Disable INTX in MSI-X mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1240) pci_read_config_word(pdev, PCI_COMMAND, ®);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1241)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1242) if (!(reg & PCI_COMMAND_INTX_DISABLE))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1243) pci_write_config_word(pdev, PCI_COMMAND,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1244) reg | PCI_COMMAND_INTX_DISABLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1245)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1246) /* Save the vectors */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1247) for (i = 0; i < bfad->nvec; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1248) bfa_trc(bfad, msix_entries[i].vector);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1249) bfad->msix_tab[i].msix.vector = msix_entries[i].vector;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1250) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1251)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1252) bfa_msix_init(&bfad->bfa, bfad->nvec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1253)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1254) bfad->bfad_flags |= BFAD_MSIX_ON;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1255)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1256) return 0;
^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) line_based:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1260) error = request_irq(bfad->pcidev->irq, (irq_handler_t)bfad_intx,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1261) BFAD_IRQ_FLAGS, BFAD_DRIVER_NAME, bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1262) if (error)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1263) return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1264)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1265) bfad->bfad_flags |= BFAD_INTX_ON;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1267) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1268) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1269)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1270) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1271) bfad_remove_intr(struct bfad_s *bfad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1272) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1273) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1274)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1275) if (bfad->bfad_flags & BFAD_MSIX_ON) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1276) for (i = 0; i < bfad->nvec; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1277) free_irq(bfad->msix_tab[i].msix.vector,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1278) &bfad->msix_tab[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1279)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1280) pci_disable_msix(bfad->pcidev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1281) bfad->bfad_flags &= ~BFAD_MSIX_ON;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1282) } else if (bfad->bfad_flags & BFAD_INTX_ON) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1283) free_irq(bfad->pcidev->irq, bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1284) }
^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) * PCI probe entry.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1289) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1290) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1291) bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1292) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1293) struct bfad_s *bfad;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1294) int error = -ENODEV, retval, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1295)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1296) /* For single port cards - only claim function 0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1297) if ((pdev->device == BFA_PCI_DEVICE_ID_FC_8G1P) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1298) (PCI_FUNC(pdev->devfn) != 0))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1299) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1300)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1301) bfad = kzalloc(sizeof(struct bfad_s), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1302) if (!bfad) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1303) error = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1304) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1305) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1306)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1307) bfad->trcmod = kzalloc(sizeof(struct bfa_trc_mod_s), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1308) if (!bfad->trcmod) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1309) printk(KERN_WARNING "Error alloc trace buffer!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1310) error = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1311) goto out_alloc_trace_failure;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1312) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1313)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1314) /* TRACE INIT */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1315) bfa_trc_init(bfad->trcmod);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1316) bfa_trc(bfad, bfad_inst);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1317)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1318) /* AEN INIT */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1319) INIT_LIST_HEAD(&bfad->free_aen_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1320) INIT_LIST_HEAD(&bfad->active_aen_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1321) for (i = 0; i < BFA_AEN_MAX_ENTRY; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1322) list_add_tail(&bfad->aen_list[i].qe, &bfad->free_aen_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1323)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1324) if (!(bfad_load_fwimg(pdev))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1325) kfree(bfad->trcmod);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1326) goto out_alloc_trace_failure;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1327) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1328)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1329) retval = bfad_pci_init(pdev, bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1330) if (retval) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1331) printk(KERN_WARNING "bfad_pci_init failure!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1332) error = retval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1333) goto out_pci_init_failure;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1334) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1335)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1336) mutex_lock(&bfad_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1337) bfad->inst_no = bfad_inst++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1338) list_add_tail(&bfad->list_entry, &bfad_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1339) mutex_unlock(&bfad_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1340)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1341) /* Initializing the state machine: State set to uninit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1342) bfa_sm_set_state(bfad, bfad_sm_uninit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1343)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1344) spin_lock_init(&bfad->bfad_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1345) spin_lock_init(&bfad->bfad_aen_spinlock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1346)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1347) pci_set_drvdata(pdev, bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1348)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1349) bfad->ref_count = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1350) bfad->pport.bfad = bfad;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1351) INIT_LIST_HEAD(&bfad->pbc_vport_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1352) INIT_LIST_HEAD(&bfad->vport_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1353)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1354) /* Setup the debugfs node for this bfad */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1355) if (bfa_debugfs_enable)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1356) bfad_debugfs_init(&bfad->pport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1357)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1358) retval = bfad_drv_init(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1359) if (retval != BFA_STATUS_OK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1360) goto out_drv_init_failure;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1361)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1362) bfa_sm_send_event(bfad, BFAD_E_CREATE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1363)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1364) if (bfa_sm_cmp_state(bfad, bfad_sm_uninit))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1365) goto out_bfad_sm_failure;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1366)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1367) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1368)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1369) out_bfad_sm_failure:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1370) bfad_hal_mem_release(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1371) out_drv_init_failure:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1372) /* Remove the debugfs node for this bfad */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1373) kfree(bfad->regdata);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1374) bfad_debugfs_exit(&bfad->pport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1375) mutex_lock(&bfad_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1376) bfad_inst--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1377) list_del(&bfad->list_entry);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1378) mutex_unlock(&bfad_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1379) bfad_pci_uninit(pdev, bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1380) out_pci_init_failure:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1381) kfree(bfad->trcmod);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1382) out_alloc_trace_failure:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1383) kfree(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1384) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1385) return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1386) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1387)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1388) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1389) * PCI remove entry.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1390) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1391) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1392) bfad_pci_remove(struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1393) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1394) struct bfad_s *bfad = pci_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1395) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1396)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1397) bfa_trc(bfad, bfad->inst_no);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1398)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1399) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1400) if (bfad->bfad_tsk != NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1401) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1402) kthread_stop(bfad->bfad_tsk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1403) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1404) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1405) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1406)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1407) /* Send Event BFAD_E_STOP */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1408) bfa_sm_send_event(bfad, BFAD_E_STOP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1409)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1410) /* Driver detach and dealloc mem */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1411) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1412) bfa_detach(&bfad->bfa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1413) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1414) bfad_hal_mem_release(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1415)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1416) /* Remove the debugfs node for this bfad */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1417) kfree(bfad->regdata);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1418) bfad_debugfs_exit(&bfad->pport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1419)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1420) /* Cleaning the BFAD instance */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1421) mutex_lock(&bfad_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1422) bfad_inst--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1423) list_del(&bfad->list_entry);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1424) mutex_unlock(&bfad_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1425) bfad_pci_uninit(pdev, bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1426)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1427) kfree(bfad->trcmod);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1428) kfree(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1429) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1430)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1431) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1432) * PCI Error Recovery entry, error detected.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1433) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1434) static pci_ers_result_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1435) bfad_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1436) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1437) struct bfad_s *bfad = pci_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1438) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1439) pci_ers_result_t ret = PCI_ERS_RESULT_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1440)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1441) dev_printk(KERN_ERR, &pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1442) "error detected state: %d - flags: 0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1443) state, bfad->bfad_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1444)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1445) switch (state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1446) case pci_channel_io_normal: /* non-fatal error */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1447) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1448) bfad->bfad_flags &= ~BFAD_EEH_BUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1449) /* Suspend/fail all bfa operations */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1450) bfa_ioc_suspend(&bfad->bfa.ioc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1451) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1452) del_timer_sync(&bfad->hal_tmo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1453) ret = PCI_ERS_RESULT_CAN_RECOVER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1454) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1455) case pci_channel_io_frozen: /* fatal error */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1456) init_completion(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1457) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1458) bfad->bfad_flags |= BFAD_EEH_BUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1459) /* Suspend/fail all bfa operations */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1460) bfa_ioc_suspend(&bfad->bfa.ioc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1461) bfa_fcs_stop(&bfad->bfa_fcs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1462) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1463) wait_for_completion(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1464)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1465) bfad_remove_intr(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1466) del_timer_sync(&bfad->hal_tmo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1467) pci_disable_device(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1468) ret = PCI_ERS_RESULT_NEED_RESET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1469) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1470) case pci_channel_io_perm_failure: /* PCI Card is DEAD */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1471) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1472) bfad->bfad_flags |= BFAD_EEH_BUSY |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1473) BFAD_EEH_PCI_CHANNEL_IO_PERM_FAILURE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1474) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1475)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1476) /* If the error_detected handler is called with the reason
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1477) * pci_channel_io_perm_failure - it will subsequently call
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1478) * pci_remove() entry point to remove the pci device from the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1479) * system - So defer the cleanup to pci_remove(); cleaning up
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1480) * here causes inconsistent state during pci_remove().
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1481) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1482) ret = PCI_ERS_RESULT_DISCONNECT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1483) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1484) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1485) WARN_ON(1);
^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) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1489) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1490)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1491) static int restart_bfa(struct bfad_s *bfad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1492) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1493) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1494) struct pci_dev *pdev = bfad->pcidev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1495)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1496) bfa_attach(&bfad->bfa, bfad, &bfad->ioc_cfg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1497) &bfad->meminfo, &bfad->hal_pcidev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1498)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1499) /* Enable Interrupt and wait bfa_init completion */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1500) if (bfad_setup_intr(bfad)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1501) dev_printk(KERN_WARNING, &pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1502) "%s: bfad_setup_intr failed\n", bfad->pci_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1503) bfa_sm_send_event(bfad, BFAD_E_INIT_FAILED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1504) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1505) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1506)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1507) init_completion(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1508) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1509) bfa_iocfc_init(&bfad->bfa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1510) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1511)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1512) /* Set up interrupt handler for each vectors */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1513) if ((bfad->bfad_flags & BFAD_MSIX_ON) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1514) bfad_install_msix_handler(bfad))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1515) dev_printk(KERN_WARNING, &pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1516) "%s: install_msix failed.\n", bfad->pci_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1517)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1518) bfad_init_timer(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1519) wait_for_completion(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1520) bfad_drv_start(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1521)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1522) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1523) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1524)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1525) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1526) * PCI Error Recovery entry, re-initialize the chip.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1527) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1528) static pci_ers_result_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1529) bfad_pci_slot_reset(struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1530) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1531) struct bfad_s *bfad = pci_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1532) u8 byte;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1533) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1534)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1535) dev_printk(KERN_ERR, &pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1536) "bfad_pci_slot_reset flags: 0x%x\n", bfad->bfad_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1537)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1538) if (pci_enable_device(pdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1539) dev_printk(KERN_ERR, &pdev->dev, "Cannot re-enable "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1540) "PCI device after reset.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1541) return PCI_ERS_RESULT_DISCONNECT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1542) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1543)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1544) pci_restore_state(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1545)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1546) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1547) * Read some byte (e.g. DMA max. payload size which can't
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1548) * be 0xff any time) to make sure - we did not hit another PCI error
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1549) * in the middle of recovery. If we did, then declare permanent failure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1550) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1551) pci_read_config_byte(pdev, 0x68, &byte);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1552) if (byte == 0xff) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1553) dev_printk(KERN_ERR, &pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1554) "slot_reset failed ... got another PCI error !\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1555) goto out_disable_device;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1556) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1557)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1558) pci_save_state(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1559) pci_set_master(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1560)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1561) rc = dma_set_mask_and_coherent(&bfad->pcidev->dev, DMA_BIT_MASK(64));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1562) if (rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1563) rc = dma_set_mask_and_coherent(&bfad->pcidev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1564) DMA_BIT_MASK(32));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1565) if (rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1566) goto out_disable_device;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1567)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1568) if (restart_bfa(bfad) == -1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1569) goto out_disable_device;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1570)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1571) pci_enable_pcie_error_reporting(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1572) dev_printk(KERN_WARNING, &pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1573) "slot_reset completed flags: 0x%x!\n", bfad->bfad_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1574)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1575) return PCI_ERS_RESULT_RECOVERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1576)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1577) out_disable_device:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1578) pci_disable_device(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1579) return PCI_ERS_RESULT_DISCONNECT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1580) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1581)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1582) static pci_ers_result_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1583) bfad_pci_mmio_enabled(struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1584) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1585) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1586) struct bfad_s *bfad = pci_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1587)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1588) dev_printk(KERN_INFO, &pdev->dev, "mmio_enabled\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1589)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1590) /* Fetch FW diagnostic information */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1591) bfa_ioc_debug_save_ftrc(&bfad->bfa.ioc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1592)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1593) /* Cancel all pending IOs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1594) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1595) init_completion(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1596) bfa_fcs_stop(&bfad->bfa_fcs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1597) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1598) wait_for_completion(&bfad->comp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1599)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1600) bfad_remove_intr(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1601) del_timer_sync(&bfad->hal_tmo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1602) pci_disable_device(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1603)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1604) return PCI_ERS_RESULT_NEED_RESET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1605) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1606)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1607) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1608) bfad_pci_resume(struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1609) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1610) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1611) struct bfad_s *bfad = pci_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1612)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1613) dev_printk(KERN_WARNING, &pdev->dev, "resume\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1614)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1615) /* wait until the link is online */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1616) bfad_rport_online_wait(bfad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1617)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1618) spin_lock_irqsave(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1619) bfad->bfad_flags &= ~BFAD_EEH_BUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1620) spin_unlock_irqrestore(&bfad->bfad_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1621) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1622)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1623) struct pci_device_id bfad_id_table[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1624) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1625) .vendor = BFA_PCI_VENDOR_ID_BROCADE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1626) .device = BFA_PCI_DEVICE_ID_FC_8G2P,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1627) .subvendor = PCI_ANY_ID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1628) .subdevice = PCI_ANY_ID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1629) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1630) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1631) .vendor = BFA_PCI_VENDOR_ID_BROCADE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1632) .device = BFA_PCI_DEVICE_ID_FC_8G1P,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1633) .subvendor = PCI_ANY_ID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1634) .subdevice = PCI_ANY_ID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1635) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1636) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1637) .vendor = BFA_PCI_VENDOR_ID_BROCADE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1638) .device = BFA_PCI_DEVICE_ID_CT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1639) .subvendor = PCI_ANY_ID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1640) .subdevice = PCI_ANY_ID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1641) .class = (PCI_CLASS_SERIAL_FIBER << 8),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1642) .class_mask = ~0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1643) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1644) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1645) .vendor = BFA_PCI_VENDOR_ID_BROCADE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1646) .device = BFA_PCI_DEVICE_ID_CT_FC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1647) .subvendor = PCI_ANY_ID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1648) .subdevice = PCI_ANY_ID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1649) .class = (PCI_CLASS_SERIAL_FIBER << 8),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1650) .class_mask = ~0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1651) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1652) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1653) .vendor = BFA_PCI_VENDOR_ID_BROCADE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1654) .device = BFA_PCI_DEVICE_ID_CT2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1655) .subvendor = PCI_ANY_ID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1656) .subdevice = PCI_ANY_ID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1657) .class = (PCI_CLASS_SERIAL_FIBER << 8),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1658) .class_mask = ~0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1659) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1660)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1661) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1662) .vendor = BFA_PCI_VENDOR_ID_BROCADE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1663) .device = BFA_PCI_DEVICE_ID_CT2_QUAD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1664) .subvendor = PCI_ANY_ID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1665) .subdevice = PCI_ANY_ID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1666) .class = (PCI_CLASS_SERIAL_FIBER << 8),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1667) .class_mask = ~0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1668) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1669) {0, 0},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1670) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1671)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1672) MODULE_DEVICE_TABLE(pci, bfad_id_table);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1673)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1674) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1675) * PCI error recovery handlers.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1676) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1677) static struct pci_error_handlers bfad_err_handler = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1678) .error_detected = bfad_pci_error_detected,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1679) .slot_reset = bfad_pci_slot_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1680) .mmio_enabled = bfad_pci_mmio_enabled,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1681) .resume = bfad_pci_resume,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1682) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1683)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1684) static struct pci_driver bfad_pci_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1685) .name = BFAD_DRIVER_NAME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1686) .id_table = bfad_id_table,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1687) .probe = bfad_pci_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1688) .remove = bfad_pci_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1689) .err_handler = &bfad_err_handler,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1690) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1691)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1692) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1693) * Driver module init.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1694) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1695) static int __init
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1696) bfad_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1697) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1698) int error = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1699)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1700) pr_info("QLogic BR-series BFA FC/FCOE SCSI driver - version: %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1701) BFAD_DRIVER_VERSION);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1702)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1703) if (num_sgpgs > 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1704) num_sgpgs_parm = num_sgpgs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1705)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1706) error = bfad_im_module_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1707) if (error) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1708) error = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1709) printk(KERN_WARNING "bfad_im_module_init failure\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1710) goto ext;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1711) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1712)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1713) if (strcmp(FCPI_NAME, " fcpim") == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1714) supported_fc4s |= BFA_LPORT_ROLE_FCP_IM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1715)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1716) bfa_auto_recover = ioc_auto_recover;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1717) bfa_fcs_rport_set_del_timeout(rport_del_timeout);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1718) bfa_fcs_rport_set_max_logins(max_rport_logins);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1719)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1720) error = pci_register_driver(&bfad_pci_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1721) if (error) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1722) printk(KERN_WARNING "pci_register_driver failure\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1723) goto ext;
^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) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1727)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1728) ext:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1729) bfad_im_module_exit();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1730) return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1731) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1732)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1733) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1734) * Driver module exit.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1735) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1736) static void __exit
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1737) bfad_exit(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1738) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1739) pci_unregister_driver(&bfad_pci_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1740) bfad_im_module_exit();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1741) bfad_free_fwimg();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1742) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1743)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1744) /* Firmware handling */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1745) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1746) bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1747) u32 *bfi_image_size, char *fw_name)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1748) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1749) const struct firmware *fw;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1750)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1751) if (request_firmware(&fw, fw_name, &pdev->dev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1752) printk(KERN_ALERT "Can't locate firmware %s\n", fw_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1753) *bfi_image = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1754) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1755) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1756)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1757) *bfi_image = vmalloc(fw->size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1758) if (NULL == *bfi_image) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1759) printk(KERN_ALERT "Fail to allocate buffer for fw image "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1760) "size=%x!\n", (u32) fw->size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1761) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1762) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1763)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1764) memcpy(*bfi_image, fw->data, fw->size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1765) *bfi_image_size = fw->size/sizeof(u32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1766) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1767) release_firmware(fw);
^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) static u32 *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1771) bfad_load_fwimg(struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1772) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1773) if (bfa_asic_id_ct2(pdev->device)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1774) if (bfi_image_ct2_size == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1775) bfad_read_firmware(pdev, &bfi_image_ct2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1776) &bfi_image_ct2_size, BFAD_FW_FILE_CT2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1777) return bfi_image_ct2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1778) } else if (bfa_asic_id_ct(pdev->device)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1779) if (bfi_image_ct_size == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1780) bfad_read_firmware(pdev, &bfi_image_ct,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1781) &bfi_image_ct_size, BFAD_FW_FILE_CT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1782) return bfi_image_ct;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1783) } else if (bfa_asic_id_cb(pdev->device)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1784) if (bfi_image_cb_size == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1785) bfad_read_firmware(pdev, &bfi_image_cb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1786) &bfi_image_cb_size, BFAD_FW_FILE_CB);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1787) return bfi_image_cb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1788) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1789)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1790) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1791) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1792)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1793) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1794) bfad_free_fwimg(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1795) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1796) if (bfi_image_ct2_size && bfi_image_ct2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1797) vfree(bfi_image_ct2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1798) if (bfi_image_ct_size && bfi_image_ct)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1799) vfree(bfi_image_ct);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1800) if (bfi_image_cb_size && bfi_image_cb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1801) vfree(bfi_image_cb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1802) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1803)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1804) module_init(bfad_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1805) module_exit(bfad_exit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1806) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1807) MODULE_DESCRIPTION("QLogic BR-series Fibre Channel HBA Driver" BFAD_PROTO_NAME);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1808) MODULE_AUTHOR("QLogic Corporation");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1809) MODULE_VERSION(BFAD_DRIVER_VERSION);
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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