^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) * linux/drivers/message/fusion/mptspi.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * For use with LSI PCI chip/adapter(s)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * running LSI Fusion MPT (Message Passing Technology) firmware.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Copyright (c) 1999-2008 LSI Corporation
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * (mailto:DL-MPTFusionLinux@lsi.com)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) This program is free software; you can redistribute it and/or modify
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) it under the terms of the GNU General Public License as published by
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) the Free Software Foundation; version 2 of the License.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) This program is distributed in the hope that it will be useful,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) but WITHOUT ANY WARRANTY; without even the implied warranty of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) GNU General Public License for more details.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) NO WARRANTY
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) solely responsible for determining the appropriateness of using and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) distributing the Program and assumes all risks associated with its
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) exercise of rights under this Agreement, including but not limited to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) the risks and costs of program errors, damage to or loss of data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) programs or equipment, and unavailability or interruption of operations.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) DISCLAIMER OF LIABILITY
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) You should have received a copy of the GNU General Public License
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) along with this program; if not, write to the Free Software
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #include <linux/errno.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) #include <linux/kdev_t.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) #include <linux/blkdev.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #include <linux/delay.h> /* for mdelay */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) #include <linux/interrupt.h> /* needed for in_interrupt() proto */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) #include <linux/reboot.h> /* notifier code */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #include <linux/workqueue.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) #include <linux/raid_class.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) #include <scsi/scsi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) #include <scsi/scsi_cmnd.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) #include <scsi/scsi_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) #include <scsi/scsi_host.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) #include <scsi/scsi_tcq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) #include <scsi/scsi_transport.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) #include <scsi/scsi_transport_spi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) #include <scsi/scsi_dbg.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) #include "mptbase.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) #include "mptscsih.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) #define my_NAME "Fusion MPT SPI Host driver"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) #define my_VERSION MPT_LINUX_VERSION_COMMON
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) #define MYNAM "mptspi"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) MODULE_AUTHOR(MODULEAUTHOR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) MODULE_DESCRIPTION(my_NAME);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) MODULE_VERSION(my_VERSION);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) /* Command line args */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) static int mpt_saf_te = MPTSCSIH_SAF_TE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) module_param(mpt_saf_te, int, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) MODULE_PARM_DESC(mpt_saf_te, " Force enabling SEP Processor: enable=1 (default=MPTSCSIH_SAF_TE=0)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) static void mptspi_write_offset(struct scsi_target *, int);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) static void mptspi_write_width(struct scsi_target *, int);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) static int mptspi_write_spi_device_pg1(struct scsi_target *,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) struct _CONFIG_PAGE_SCSI_DEVICE_1 *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) static struct scsi_transport_template *mptspi_transport_template = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) static u8 mptspiDoneCtx = MPT_MAX_PROTOCOL_DRIVERS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) static u8 mptspiTaskCtx = MPT_MAX_PROTOCOL_DRIVERS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) static u8 mptspiInternalCtx = MPT_MAX_PROTOCOL_DRIVERS; /* Used only for internal commands */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) * mptspi_setTargetNegoParms - Update the target negotiation parameters
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) * @hd: Pointer to a SCSI Host Structure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) * @target: per target private data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) * @sdev: SCSI device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) * Update the target negotiation parameters based on the the Inquiry
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) * data, adapter capabilities, and NVRAM settings.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) mptspi_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) struct scsi_device *sdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) MPT_ADAPTER *ioc = hd->ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) SpiCfgData *pspi_data = &ioc->spi_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) int id = (int) target->id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) int nvram;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) u8 width = MPT_NARROW;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) u8 factor = MPT_ASYNC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) u8 offset = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) u8 nfactor;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) u8 noQas = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) target->negoFlags = pspi_data->noQas;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) if (sdev->scsi_level < SCSI_2) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) width = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) factor = MPT_ULTRA2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) offset = pspi_data->maxSyncOffset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) target->tflags &= ~MPT_TARGET_FLAGS_Q_YES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) if (scsi_device_wide(sdev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) width = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) if (scsi_device_sync(sdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) factor = pspi_data->minSyncFactor;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) if (!scsi_device_dt(sdev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) factor = MPT_ULTRA2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) if (!scsi_device_ius(sdev) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) !scsi_device_qas(sdev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) factor = MPT_ULTRA160;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) factor = MPT_ULTRA320;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) if (scsi_device_qas(sdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) ddvprintk(ioc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) printk(MYIOC_s_DEBUG_FMT "Enabling QAS due to "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) "byte56=%02x on id=%d!\n", ioc->name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) scsi_device_qas(sdev), id));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) noQas = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) if (sdev->type == TYPE_TAPE &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) scsi_device_ius(sdev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) target->negoFlags |= MPT_TAPE_NEGO_IDP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) offset = pspi_data->maxSyncOffset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) /* If RAID, never disable QAS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) * else if non RAID, do not disable
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) * QAS if bit 1 is set
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) * bit 1 QAS support, non-raid only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) * bit 0 IU support
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) if (target->raidVolume == 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) noQas = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) factor = MPT_ASYNC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) offset = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) if (!sdev->tagged_supported)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) target->tflags &= ~MPT_TARGET_FLAGS_Q_YES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) /* Update tflags based on NVRAM settings. (SCSI only)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) if (pspi_data->nvram && (pspi_data->nvram[id] != MPT_HOST_NVRAM_INVALID)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) nvram = pspi_data->nvram[id];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) nfactor = (nvram & MPT_NVRAM_SYNC_MASK) >> 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) if (width)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) width = nvram & MPT_NVRAM_WIDE_DISABLE ? 0 : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) if (offset > 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) /* Ensure factor is set to the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) * maximum of: adapter, nvram, inquiry
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) if (nfactor) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) if (nfactor < pspi_data->minSyncFactor )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) nfactor = pspi_data->minSyncFactor;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) factor = max(factor, nfactor);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) if (factor == MPT_ASYNC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) offset = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) offset = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) factor = MPT_ASYNC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) factor = MPT_ASYNC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) /* Make sure data is consistent
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) if ((!width) && (factor < MPT_ULTRA2))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) factor = MPT_ULTRA2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) /* Save the data to the target structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) target->minSyncFactor = factor;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) target->maxOffset = offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) target->maxWidth = width;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) spi_min_period(scsi_target(sdev)) = factor;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) spi_max_offset(scsi_target(sdev)) = offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) spi_max_width(scsi_target(sdev)) = width;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) target->tflags |= MPT_TARGET_FLAGS_VALID_NEGO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) /* Disable unused features.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) if (!width)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) target->negoFlags |= MPT_TARGET_NO_NEGO_WIDE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) if (!offset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) target->negoFlags |= MPT_TARGET_NO_NEGO_SYNC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) if ( factor > MPT_ULTRA320 )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) noQas = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) if (noQas && (pspi_data->noQas == 0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) pspi_data->noQas |= MPT_TARGET_NO_NEGO_QAS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) target->negoFlags |= MPT_TARGET_NO_NEGO_QAS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) /* Disable QAS in a mixed configuration case
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) ddvprintk(ioc, printk(MYIOC_s_DEBUG_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) "Disabling QAS due to noQas=%02x on id=%d!\n", ioc->name, noQas, id));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) * mptspi_writeIOCPage4 - write IOC Page 4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) * @hd: Pointer to a SCSI Host Structure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) * @channel: channel number
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) * @id: write IOC Page4 for this ID & Bus
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) * Return: -EAGAIN if unable to obtain a Message Frame
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) * or 0 if success.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) * Remark: We do not wait for a return, write pages sequentially.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) mptspi_writeIOCPage4(MPT_SCSI_HOST *hd, u8 channel , u8 id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) MPT_ADAPTER *ioc = hd->ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) Config_t *pReq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) IOCPage4_t *IOCPage4Ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) MPT_FRAME_HDR *mf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) dma_addr_t dataDma;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) u32 flagsLength;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) int ii;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) /* Get a MF for this command.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) if ((mf = mpt_get_msg_frame(ioc->DoneCtx, ioc)) == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) dfailprintk(ioc, printk(MYIOC_s_WARN_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) "writeIOCPage4 : no msg frames!\n",ioc->name));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) return -EAGAIN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) /* Set the request and the data pointers.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) * Place data at end of MF.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) pReq = (Config_t *)mf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) /* Complete the request frame (same for all requests).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) pReq->Action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) pReq->Reserved = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) pReq->ChainOffset = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) pReq->Function = MPI_FUNCTION_CONFIG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) pReq->ExtPageLength = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) pReq->ExtPageType = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) pReq->MsgFlags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) for (ii=0; ii < 8; ii++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) pReq->Reserved2[ii] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) IOCPage4Ptr = ioc->spi_data.pIocPg4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) dataDma = ioc->spi_data.IocPg4_dma;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) ii = IOCPage4Ptr->ActiveSEP++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) IOCPage4Ptr->SEP[ii].SEPTargetID = id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) IOCPage4Ptr->SEP[ii].SEPBus = channel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) pReq->Header = IOCPage4Ptr->Header;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) pReq->PageAddress = cpu_to_le32(id | (channel << 8 ));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) /* Add a SGE to the config request.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) flagsLength = MPT_SGE_FLAGS_SSIMPLE_WRITE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) (IOCPage4Ptr->Header.PageLength + ii) * 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) ioc->add_sge((char *)&pReq->PageBufferSGE, flagsLength, dataDma);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) ddvprintk(ioc, printk(MYIOC_s_DEBUG_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) "writeIOCPage4: MaxSEP=%d ActiveSEP=%d id=%d bus=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) ioc->name, IOCPage4Ptr->MaxSEP, IOCPage4Ptr->ActiveSEP, id, channel));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) mpt_put_msg_frame(ioc->DoneCtx, ioc, mf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) * mptspi_initTarget - Target, LUN alloc/free functionality.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) * @hd: Pointer to MPT_SCSI_HOST structure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) * @vtarget: per target private data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) * @sdev: SCSI device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) * NOTE: It's only SAFE to call this routine if data points to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) * sane & valid STANDARD INQUIRY data!
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) * Allocate and initialize memory for this target.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) * Save inquiry data.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) mptspi_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) struct scsi_device *sdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) /* Is LUN supported? If so, upper 2 bits will be 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) * in first byte of inquiry data.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) if (sdev->inq_periph_qual != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) if (vtarget == NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) vtarget->type = sdev->type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) if ((sdev->type == TYPE_PROCESSOR) && (hd->ioc->spi_data.Saf_Te)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) /* Treat all Processors as SAF-TE if
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) * command line option is set */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) vtarget->tflags |= MPT_TARGET_FLAGS_SAF_TE_ISSUED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) mptspi_writeIOCPage4(hd, vtarget->channel, vtarget->id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) }else if ((sdev->type == TYPE_PROCESSOR) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) !(vtarget->tflags & MPT_TARGET_FLAGS_SAF_TE_ISSUED )) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) if (sdev->inquiry_len > 49 ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) if (sdev->inquiry[44] == 'S' &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) sdev->inquiry[45] == 'A' &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) sdev->inquiry[46] == 'F' &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) sdev->inquiry[47] == '-' &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) sdev->inquiry[48] == 'T' &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) sdev->inquiry[49] == 'E' ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) vtarget->tflags |= MPT_TARGET_FLAGS_SAF_TE_ISSUED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) mptspi_writeIOCPage4(hd, vtarget->channel, vtarget->id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) mptspi_setTargetNegoParms(hd, vtarget, sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) * mptspi_is_raid - Determines whether target is belonging to volume
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) * @hd: Pointer to a SCSI HOST structure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) * @id: target device id
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) * Return:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) * non-zero = true
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) * zero = false
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) mptspi_is_raid(struct _MPT_SCSI_HOST *hd, u32 id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) int i, rc = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) MPT_ADAPTER *ioc = hd->ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) if (!ioc->raid_data.pIocPg2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) if (!ioc->raid_data.pIocPg2->NumActiveVolumes)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) for (i=0; i < ioc->raid_data.pIocPg2->NumActiveVolumes; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) if (ioc->raid_data.pIocPg2->RaidVolume[i].VolumeID == id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) rc = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) goto out;
^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)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) static int mptspi_target_alloc(struct scsi_target *starget)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) struct Scsi_Host *shost = dev_to_shost(&starget->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) struct _MPT_SCSI_HOST *hd = shost_priv(shost);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) VirtTarget *vtarget;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) MPT_ADAPTER *ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) if (hd == NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) ioc = hd->ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) vtarget = kzalloc(sizeof(VirtTarget), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) if (!vtarget)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) vtarget->ioc_id = ioc->id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) vtarget->tflags = MPT_TARGET_FLAGS_Q_YES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) vtarget->id = (u8)starget->id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) vtarget->channel = (u8)starget->channel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) vtarget->starget = starget;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) starget->hostdata = vtarget;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) if (starget->channel == 1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) if (mptscsih_is_phys_disk(ioc, 0, starget->id) == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) vtarget->tflags |= MPT_TARGET_FLAGS_RAID_COMPONENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) /* The real channel for this device is zero */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) vtarget->channel = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) /* The actual physdisknum (for RAID passthrough) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) vtarget->id = mptscsih_raid_id_to_num(ioc, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) starget->id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) if (starget->channel == 0 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) mptspi_is_raid(hd, starget->id)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) vtarget->raidVolume = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) ddvprintk(ioc, printk(MYIOC_s_DEBUG_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) "RAID Volume @ channel=%d id=%d\n", ioc->name, starget->channel,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) starget->id));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) if (ioc->spi_data.nvram &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) ioc->spi_data.nvram[starget->id] != MPT_HOST_NVRAM_INVALID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) u32 nvram = ioc->spi_data.nvram[starget->id];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) spi_min_period(starget) = (nvram & MPT_NVRAM_SYNC_MASK) >> MPT_NVRAM_SYNC_SHIFT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) spi_max_width(starget) = nvram & MPT_NVRAM_WIDE_DISABLE ? 0 : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) spi_min_period(starget) = ioc->spi_data.minSyncFactor;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) spi_max_width(starget) = ioc->spi_data.maxBusWidth;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) spi_max_offset(starget) = ioc->spi_data.maxSyncOffset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) spi_offset(starget) = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) spi_period(starget) = 0xFF;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) mptspi_write_width(starget, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) mptspi_target_destroy(struct scsi_target *starget)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) kfree(starget->hostdata);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) starget->hostdata = 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) * mptspi_print_write_nego - negotiation parameters debug info that is being sent
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) * @hd: Pointer to a SCSI HOST structure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) * @starget: SCSI target
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) * @ii: negotiation parameters
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) mptspi_print_write_nego(struct _MPT_SCSI_HOST *hd, struct scsi_target *starget, u32 ii)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) ddvprintk(hd->ioc, printk(MYIOC_s_DEBUG_FMT "id=%d Requested = 0x%08x"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) " ( %s factor = 0x%02x @ offset = 0x%02x %s%s%s%s%s%s%s%s)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) hd->ioc->name, starget->id, ii,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) ii & MPI_SCSIDEVPAGE0_NP_WIDE ? "Wide ": "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) ((ii >> 8) & 0xFF), ((ii >> 16) & 0xFF),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) ii & MPI_SCSIDEVPAGE0_NP_IU ? "IU ": "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) ii & MPI_SCSIDEVPAGE0_NP_DT ? "DT ": "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) ii & MPI_SCSIDEVPAGE0_NP_QAS ? "QAS ": "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) ii & MPI_SCSIDEVPAGE0_NP_HOLD_MCS ? "HOLDMCS ": "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) ii & MPI_SCSIDEVPAGE0_NP_WR_FLOW ? "WRFLOW ": "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) ii & MPI_SCSIDEVPAGE0_NP_RD_STRM ? "RDSTRM ": "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) ii & MPI_SCSIDEVPAGE0_NP_RTI ? "RTI ": "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) ii & MPI_SCSIDEVPAGE0_NP_PCOMP_EN ? "PCOMP ": ""));
^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) * mptspi_print_read_nego - negotiation parameters debug info that is being read
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) * @hd: Pointer to a SCSI HOST structure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) * @starget: SCSI target
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) * @ii: negotiation parameters
^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) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) mptspi_print_read_nego(struct _MPT_SCSI_HOST *hd, struct scsi_target *starget, u32 ii)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) ddvprintk(hd->ioc, printk(MYIOC_s_DEBUG_FMT "id=%d Read = 0x%08x"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) " ( %s factor = 0x%02x @ offset = 0x%02x %s%s%s%s%s%s%s%s)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) hd->ioc->name, starget->id, ii,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) ii & MPI_SCSIDEVPAGE0_NP_WIDE ? "Wide ": "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) ((ii >> 8) & 0xFF), ((ii >> 16) & 0xFF),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) ii & MPI_SCSIDEVPAGE0_NP_IU ? "IU ": "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) ii & MPI_SCSIDEVPAGE0_NP_DT ? "DT ": "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) ii & MPI_SCSIDEVPAGE0_NP_QAS ? "QAS ": "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) ii & MPI_SCSIDEVPAGE0_NP_HOLD_MCS ? "HOLDMCS ": "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) ii & MPI_SCSIDEVPAGE0_NP_WR_FLOW ? "WRFLOW ": "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) ii & MPI_SCSIDEVPAGE0_NP_RD_STRM ? "RDSTRM ": "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) ii & MPI_SCSIDEVPAGE0_NP_RTI ? "RTI ": "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) ii & MPI_SCSIDEVPAGE0_NP_PCOMP_EN ? "PCOMP ": ""));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) static int mptspi_read_spi_device_pg0(struct scsi_target *starget,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) struct _CONFIG_PAGE_SCSI_DEVICE_0 *pass_pg0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) struct Scsi_Host *shost = dev_to_shost(&starget->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) struct _MPT_SCSI_HOST *hd = shost_priv(shost);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) struct _MPT_ADAPTER *ioc = hd->ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) struct _CONFIG_PAGE_SCSI_DEVICE_0 *spi_dev_pg0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) dma_addr_t spi_dev_pg0_dma;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) int size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) struct _x_config_parms cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) struct _CONFIG_PAGE_HEADER hdr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) int err = -EBUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) /* No SPI parameters for RAID devices */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) if (starget->channel == 0 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) mptspi_is_raid(hd, starget->id))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) size = ioc->spi_data.sdp0length * 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) if (ioc->spi_data.sdp0length & 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) size += size + 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) size += 2048;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) spi_dev_pg0 = dma_alloc_coherent(&ioc->pcidev->dev, size, &spi_dev_pg0_dma, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) if (spi_dev_pg0 == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) starget_printk(KERN_ERR, starget, MYIOC_s_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) "dma_alloc_coherent for parameters failed\n", ioc->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) memset(&hdr, 0, sizeof(hdr));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) hdr.PageVersion = ioc->spi_data.sdp0version;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) hdr.PageLength = ioc->spi_data.sdp0length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) hdr.PageNumber = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) hdr.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) memset(&cfg, 0, sizeof(cfg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) cfg.cfghdr.hdr = &hdr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) cfg.physAddr = spi_dev_pg0_dma;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) cfg.dir = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) cfg.pageAddr = starget->id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) cfg.timeout = 60;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) if (mpt_config(ioc, &cfg)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) starget_printk(KERN_ERR, starget, MYIOC_s_FMT "mpt_config failed\n", ioc->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) goto out_free;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) err = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) memcpy(pass_pg0, spi_dev_pg0, size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) mptspi_print_read_nego(hd, starget, le32_to_cpu(spi_dev_pg0->NegotiatedParameters));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) out_free:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) dma_free_coherent(&ioc->pcidev->dev, size, spi_dev_pg0, spi_dev_pg0_dma);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) static u32 mptspi_getRP(struct scsi_target *starget)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) u32 nego = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) nego |= spi_iu(starget) ? MPI_SCSIDEVPAGE1_RP_IU : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) nego |= spi_dt(starget) ? MPI_SCSIDEVPAGE1_RP_DT : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) nego |= spi_qas(starget) ? MPI_SCSIDEVPAGE1_RP_QAS : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) nego |= spi_hold_mcs(starget) ? MPI_SCSIDEVPAGE1_RP_HOLD_MCS : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) nego |= spi_wr_flow(starget) ? MPI_SCSIDEVPAGE1_RP_WR_FLOW : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) nego |= spi_rd_strm(starget) ? MPI_SCSIDEVPAGE1_RP_RD_STRM : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) nego |= spi_rti(starget) ? MPI_SCSIDEVPAGE1_RP_RTI : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) nego |= spi_pcomp_en(starget) ? MPI_SCSIDEVPAGE1_RP_PCOMP_EN : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) nego |= (spi_period(starget) << MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD) & MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) nego |= (spi_offset(starget) << MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET) & MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) nego |= spi_width(starget) ? MPI_SCSIDEVPAGE1_RP_WIDE : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) return nego;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) static void mptspi_read_parameters(struct scsi_target *starget)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) int nego;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) struct _CONFIG_PAGE_SCSI_DEVICE_0 spi_dev_pg0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) mptspi_read_spi_device_pg0(starget, &spi_dev_pg0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) nego = le32_to_cpu(spi_dev_pg0.NegotiatedParameters);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) spi_iu(starget) = (nego & MPI_SCSIDEVPAGE0_NP_IU) ? 1 : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) spi_dt(starget) = (nego & MPI_SCSIDEVPAGE0_NP_DT) ? 1 : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) spi_qas(starget) = (nego & MPI_SCSIDEVPAGE0_NP_QAS) ? 1 : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) spi_wr_flow(starget) = (nego & MPI_SCSIDEVPAGE0_NP_WR_FLOW) ? 1 : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) spi_rd_strm(starget) = (nego & MPI_SCSIDEVPAGE0_NP_RD_STRM) ? 1 : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) spi_rti(starget) = (nego & MPI_SCSIDEVPAGE0_NP_RTI) ? 1 : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) spi_pcomp_en(starget) = (nego & MPI_SCSIDEVPAGE0_NP_PCOMP_EN) ? 1 : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) spi_hold_mcs(starget) = (nego & MPI_SCSIDEVPAGE0_NP_HOLD_MCS) ? 1 : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) spi_period(starget) = (nego & MPI_SCSIDEVPAGE0_NP_NEG_SYNC_PERIOD_MASK) >> MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_PERIOD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) spi_offset(starget) = (nego & MPI_SCSIDEVPAGE0_NP_NEG_SYNC_OFFSET_MASK) >> MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_OFFSET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) spi_width(starget) = (nego & MPI_SCSIDEVPAGE0_NP_WIDE) ? 1 : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) mptscsih_quiesce_raid(MPT_SCSI_HOST *hd, int quiesce, u8 channel, u8 id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) MPT_ADAPTER *ioc = hd->ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) MpiRaidActionRequest_t *pReq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) MPT_FRAME_HDR *mf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) unsigned long timeleft;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) mutex_lock(&ioc->internal_cmds.mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) /* Get and Populate a free Frame
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) if ((mf = mpt_get_msg_frame(ioc->InternalCtx, ioc)) == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) dfailprintk(hd->ioc, printk(MYIOC_s_WARN_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) "%s: no msg frames!\n", ioc->name, __func__));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) ret = -EAGAIN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) pReq = (MpiRaidActionRequest_t *)mf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) if (quiesce)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) pReq->Action = MPI_RAID_ACTION_QUIESCE_PHYS_IO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) pReq->Action = MPI_RAID_ACTION_ENABLE_PHYS_IO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) pReq->Reserved1 = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) pReq->ChainOffset = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) pReq->Function = MPI_FUNCTION_RAID_ACTION;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) pReq->VolumeID = id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) pReq->VolumeBus = channel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) pReq->PhysDiskNum = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) pReq->MsgFlags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) pReq->Reserved2 = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) pReq->ActionDataWord = 0; /* Reserved for this action */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) ioc->add_sge((char *)&pReq->ActionDataSGE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) MPT_SGE_FLAGS_SSIMPLE_READ | 0, (dma_addr_t) -1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) ddvprintk(ioc, printk(MYIOC_s_DEBUG_FMT "RAID Volume action=%x channel=%d id=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) ioc->name, pReq->Action, channel, id));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) INITIALIZE_MGMT_STATUS(ioc->internal_cmds.status)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) mpt_put_msg_frame(ioc->InternalCtx, ioc, mf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) timeleft = wait_for_completion_timeout(&ioc->internal_cmds.done, 10*HZ);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) if (!(ioc->internal_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) ret = -ETIME;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) dfailprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s: TIMED OUT!\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) ioc->name, __func__));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) if (ioc->internal_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) if (!timeleft) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) ioc->name, __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) mpt_HardResetHandler(ioc, CAN_SLEEP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) mpt_free_msg_frame(ioc, mf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) ret = ioc->internal_cmds.completion_code;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) CLEAR_MGMT_STATUS(ioc->internal_cmds.status)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) mutex_unlock(&ioc->internal_cmds.mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) static void mptspi_dv_device(struct _MPT_SCSI_HOST *hd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) struct scsi_device *sdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) VirtTarget *vtarget = scsi_target(sdev)->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) MPT_ADAPTER *ioc = hd->ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) /* no DV on RAID devices */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) if (sdev->channel == 0 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) mptspi_is_raid(hd, sdev->id))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) /* If this is a piece of a RAID, then quiesce first */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) if (sdev->channel == 1 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) mptscsih_quiesce_raid(hd, 1, vtarget->channel, vtarget->id) < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) starget_printk(KERN_ERR, scsi_target(sdev), MYIOC_s_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) "Integrated RAID quiesce failed\n", ioc->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) hd->spi_pending |= (1 << sdev->id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) spi_dv_device(sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) hd->spi_pending &= ~(1 << sdev->id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) if (sdev->channel == 1 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) mptscsih_quiesce_raid(hd, 0, vtarget->channel, vtarget->id) < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) starget_printk(KERN_ERR, scsi_target(sdev), MYIOC_s_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) "Integrated RAID resume failed\n", ioc->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) mptspi_read_parameters(sdev->sdev_target);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) spi_display_xfer_agreement(sdev->sdev_target);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) mptspi_read_parameters(sdev->sdev_target);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) static int mptspi_slave_alloc(struct scsi_device *sdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) MPT_SCSI_HOST *hd = shost_priv(sdev->host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) VirtTarget *vtarget;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) VirtDevice *vdevice;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) struct scsi_target *starget;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) MPT_ADAPTER *ioc = hd->ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) if (sdev->channel == 1 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) mptscsih_is_phys_disk(ioc, 0, sdev->id) == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726) return -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) vdevice = kzalloc(sizeof(VirtDevice), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) if (!vdevice) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) printk(MYIOC_s_ERR_FMT "slave_alloc kmalloc(%zd) FAILED!\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) ioc->name, sizeof(VirtDevice));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) vdevice->lun = sdev->lun;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736) sdev->hostdata = vdevice;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) starget = scsi_target(sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) vtarget = starget->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740) vdevice->vtarget = vtarget;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741) vtarget->num_luns++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) if (sdev->channel == 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744) sdev->no_uld_attach = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749) static int mptspi_slave_configure(struct scsi_device *sdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751) struct _MPT_SCSI_HOST *hd = shost_priv(sdev->host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752) VirtTarget *vtarget = scsi_target(sdev)->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755) mptspi_initTarget(hd, vtarget, sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757) ret = mptscsih_slave_configure(sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762) ddvprintk(hd->ioc, printk(MYIOC_s_DEBUG_FMT "id=%d min_period=0x%02x"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763) " max_offset=0x%02x max_width=%d\n", hd->ioc->name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) sdev->id, spi_min_period(scsi_target(sdev)),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) spi_max_offset(scsi_target(sdev)),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) spi_max_width(scsi_target(sdev))));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) if ((sdev->channel == 1 ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769) !(mptspi_is_raid(hd, sdev->id))) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770) !spi_initial_dv(sdev->sdev_target))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) mptspi_dv_device(hd, sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) mptspi_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779) struct _MPT_SCSI_HOST *hd = shost_priv(shost);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780) VirtDevice *vdevice = SCpnt->device->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) MPT_ADAPTER *ioc = hd->ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) if (!vdevice || !vdevice->vtarget) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) SCpnt->result = DID_NO_CONNECT << 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785) SCpnt->scsi_done(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786) return 0;
^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) if (SCpnt->device->channel == 1 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) mptscsih_is_phys_disk(ioc, 0, SCpnt->device->id) == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) SCpnt->result = DID_NO_CONNECT << 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) SCpnt->scsi_done(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) if (spi_dv_pending(scsi_target(SCpnt->device)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797) ddvprintk(ioc, scsi_print_command(SCpnt));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799) return mptscsih_qcmd(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) static void mptspi_slave_destroy(struct scsi_device *sdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) struct scsi_target *starget = scsi_target(sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805) VirtTarget *vtarget = starget->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806) VirtDevice *vdevice = sdev->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) /* Will this be the last lun on a non-raid device? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809) if (vtarget->num_luns == 1 && vdevice->configured_lun) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) struct _CONFIG_PAGE_SCSI_DEVICE_1 pg1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812) /* Async Narrow */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) pg1.RequestedParameters = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814) pg1.Reserved = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815) pg1.Configuration = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817) mptspi_write_spi_device_pg1(starget, &pg1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820) mptscsih_slave_destroy(sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823) static struct scsi_host_template mptspi_driver_template = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) .module = THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) .proc_name = "mptspi",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) .show_info = mptscsih_show_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827) .name = "MPT SPI Host",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) .info = mptscsih_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) .queuecommand = mptspi_qcmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830) .target_alloc = mptspi_target_alloc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831) .slave_alloc = mptspi_slave_alloc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) .slave_configure = mptspi_slave_configure,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833) .target_destroy = mptspi_target_destroy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) .slave_destroy = mptspi_slave_destroy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) .change_queue_depth = mptscsih_change_queue_depth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836) .eh_abort_handler = mptscsih_abort,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837) .eh_device_reset_handler = mptscsih_dev_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838) .eh_bus_reset_handler = mptscsih_bus_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) .eh_host_reset_handler = mptscsih_host_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840) .bios_param = mptscsih_bios_param,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) .can_queue = MPT_SCSI_CAN_QUEUE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842) .this_id = -1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) .sg_tablesize = MPT_SCSI_SG_DEPTH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844) .max_sectors = 8192,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845) .cmd_per_lun = 7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) .shost_attrs = mptscsih_host_attrs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849) static int mptspi_write_spi_device_pg1(struct scsi_target *starget,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850) struct _CONFIG_PAGE_SCSI_DEVICE_1 *pass_pg1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852) struct Scsi_Host *shost = dev_to_shost(&starget->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853) struct _MPT_SCSI_HOST *hd = shost_priv(shost);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854) struct _MPT_ADAPTER *ioc = hd->ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) struct _CONFIG_PAGE_SCSI_DEVICE_1 *pg1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856) dma_addr_t pg1_dma;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857) int size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858) struct _x_config_parms cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859) struct _CONFIG_PAGE_HEADER hdr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860) int err = -EBUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861) u32 nego_parms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862) u32 period;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863) struct scsi_device *sdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866) /* don't allow updating nego parameters on RAID devices */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867) if (starget->channel == 0 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868) mptspi_is_raid(hd, starget->id))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871) size = ioc->spi_data.sdp1length * 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873) pg1 = dma_alloc_coherent(&ioc->pcidev->dev, size, &pg1_dma, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874) if (pg1 == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875) starget_printk(KERN_ERR, starget, MYIOC_s_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876) "dma_alloc_coherent for parameters failed\n", ioc->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 877) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 878) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 879)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880) memset(&hdr, 0, sizeof(hdr));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882) hdr.PageVersion = ioc->spi_data.sdp1version;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883) hdr.PageLength = ioc->spi_data.sdp1length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884) hdr.PageNumber = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885) hdr.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887) memset(&cfg, 0, sizeof(cfg));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889) cfg.cfghdr.hdr = &hdr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890) cfg.physAddr = pg1_dma;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891) cfg.action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892) cfg.dir = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893) cfg.pageAddr = starget->id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 894)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 895) memcpy(pg1, pass_pg1, size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 896)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897) pg1->Header.PageVersion = hdr.PageVersion;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898) pg1->Header.PageLength = hdr.PageLength;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899) pg1->Header.PageNumber = hdr.PageNumber;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900) pg1->Header.PageType = hdr.PageType;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 901)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 902) nego_parms = le32_to_cpu(pg1->RequestedParameters);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 903) period = (nego_parms & MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK) >>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 904) MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 905) if (period == 8) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 906) /* Turn on inline data padding for TAPE when running U320 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 907) for (i = 0 ; i < 16; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 908) sdev = scsi_device_lookup_by_target(starget, i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 909) if (sdev && sdev->type == TYPE_TAPE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 910) sdev_printk(KERN_DEBUG, sdev, MYIOC_s_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 911) "IDP:ON\n", ioc->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 912) nego_parms |= MPI_SCSIDEVPAGE1_RP_IDP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 913) pg1->RequestedParameters =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 914) cpu_to_le32(nego_parms);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 915) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 916) }
^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)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 920) mptspi_print_write_nego(hd, starget, le32_to_cpu(pg1->RequestedParameters));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 921)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 922) if (mpt_config(ioc, &cfg)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 923) starget_printk(KERN_ERR, starget, MYIOC_s_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 924) "mpt_config failed\n", ioc->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 925) goto out_free;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 926) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 927) err = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 928)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 929) out_free:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 930) dma_free_coherent(&ioc->pcidev->dev, size, pg1, pg1_dma);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 931) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 932) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 933)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 934) static void mptspi_write_offset(struct scsi_target *starget, int offset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 935) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 936) struct _CONFIG_PAGE_SCSI_DEVICE_1 pg1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 937) u32 nego;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 938)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 939) if (offset < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 940) offset = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 941)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 942) if (offset > 255)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 943) offset = 255;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 944)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 945) if (spi_offset(starget) == -1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 946) mptspi_read_parameters(starget);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 947)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 948) spi_offset(starget) = offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 949)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 950) nego = mptspi_getRP(starget);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 951)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 952) pg1.RequestedParameters = cpu_to_le32(nego);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 953) pg1.Reserved = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 954) pg1.Configuration = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 955)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 956) mptspi_write_spi_device_pg1(starget, &pg1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 957) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 958)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 959) static void mptspi_write_period(struct scsi_target *starget, int period)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 960) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 961) struct _CONFIG_PAGE_SCSI_DEVICE_1 pg1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 962) u32 nego;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 963)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 964) if (period < 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 965) period = 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 966)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 967) if (period > 255)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 968) period = 255;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 969)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 970) if (spi_period(starget) == -1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 971) mptspi_read_parameters(starget);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 972)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 973) if (period == 8) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 974) spi_iu(starget) = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 975) spi_dt(starget) = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 976) } else if (period == 9) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 977) spi_dt(starget) = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 978) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 979)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 980) spi_period(starget) = period;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 981)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 982) nego = mptspi_getRP(starget);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 983)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 984) pg1.RequestedParameters = cpu_to_le32(nego);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 985) pg1.Reserved = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 986) pg1.Configuration = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 987)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 988) mptspi_write_spi_device_pg1(starget, &pg1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 989) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 990)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 991) static void mptspi_write_dt(struct scsi_target *starget, int dt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 992) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 993) struct _CONFIG_PAGE_SCSI_DEVICE_1 pg1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 994) u32 nego;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 995)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 996) if (spi_period(starget) == -1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 997) mptspi_read_parameters(starget);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 998)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 999) if (!dt && spi_period(starget) < 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1000) spi_period(starget) = 10;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1001)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1002) spi_dt(starget) = dt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1003)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1004) nego = mptspi_getRP(starget);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1005)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1006)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1007) pg1.RequestedParameters = cpu_to_le32(nego);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1008) pg1.Reserved = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1009) pg1.Configuration = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1010)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1011) mptspi_write_spi_device_pg1(starget, &pg1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1012) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1013)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1014) static void mptspi_write_iu(struct scsi_target *starget, int iu)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1015) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1016) struct _CONFIG_PAGE_SCSI_DEVICE_1 pg1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1017) u32 nego;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1018)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1019) if (spi_period(starget) == -1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1020) mptspi_read_parameters(starget);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1021)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1022) if (!iu && spi_period(starget) < 9)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1023) spi_period(starget) = 9;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1024)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1025) spi_iu(starget) = iu;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1026)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1027) nego = mptspi_getRP(starget);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1028)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1029) pg1.RequestedParameters = cpu_to_le32(nego);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1030) pg1.Reserved = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1031) pg1.Configuration = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1032)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1033) mptspi_write_spi_device_pg1(starget, &pg1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1034) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1035)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1036) #define MPTSPI_SIMPLE_TRANSPORT_PARM(parm) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1037) static void mptspi_write_##parm(struct scsi_target *starget, int parm)\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1038) { \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1039) struct _CONFIG_PAGE_SCSI_DEVICE_1 pg1; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1040) u32 nego; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1041) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1042) spi_##parm(starget) = parm; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1043) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1044) nego = mptspi_getRP(starget); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1045) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1046) pg1.RequestedParameters = cpu_to_le32(nego); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1047) pg1.Reserved = 0; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1048) pg1.Configuration = 0; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1049) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1050) mptspi_write_spi_device_pg1(starget, &pg1); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1051) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1052)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1053) MPTSPI_SIMPLE_TRANSPORT_PARM(rd_strm)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1054) MPTSPI_SIMPLE_TRANSPORT_PARM(wr_flow)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1055) MPTSPI_SIMPLE_TRANSPORT_PARM(rti)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1056) MPTSPI_SIMPLE_TRANSPORT_PARM(hold_mcs)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1057) MPTSPI_SIMPLE_TRANSPORT_PARM(pcomp_en)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1058)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1059) static void mptspi_write_qas(struct scsi_target *starget, int qas)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1060) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1061) struct _CONFIG_PAGE_SCSI_DEVICE_1 pg1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1062) struct Scsi_Host *shost = dev_to_shost(&starget->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1063) struct _MPT_SCSI_HOST *hd = shost_priv(shost);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1064) VirtTarget *vtarget = starget->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1065) u32 nego;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1066)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1067) if ((vtarget->negoFlags & MPT_TARGET_NO_NEGO_QAS) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1068) hd->ioc->spi_data.noQas)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1069) spi_qas(starget) = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1070) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1071) spi_qas(starget) = qas;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1072)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1073) nego = mptspi_getRP(starget);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1074)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1075) pg1.RequestedParameters = cpu_to_le32(nego);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1076) pg1.Reserved = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1077) pg1.Configuration = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1078)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1079) mptspi_write_spi_device_pg1(starget, &pg1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1080) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1081)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1082) static void mptspi_write_width(struct scsi_target *starget, int width)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1083) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1084) struct _CONFIG_PAGE_SCSI_DEVICE_1 pg1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1085) u32 nego;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1086)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1087) if (!width) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1088) spi_dt(starget) = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1089) if (spi_period(starget) < 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1090) spi_period(starget) = 10;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1091) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1092)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1093) spi_width(starget) = width;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1094)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1095) nego = mptspi_getRP(starget);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1096)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1097) pg1.RequestedParameters = cpu_to_le32(nego);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1098) pg1.Reserved = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1099) pg1.Configuration = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1101) mptspi_write_spi_device_pg1(starget, &pg1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1102) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1103)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1104) struct work_queue_wrapper {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1105) struct work_struct work;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1106) struct _MPT_SCSI_HOST *hd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1107) int disk;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1108) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1110) static void mpt_work_wrapper(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1111) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1112) struct work_queue_wrapper *wqw =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1113) container_of(work, struct work_queue_wrapper, work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1114) struct _MPT_SCSI_HOST *hd = wqw->hd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1115) MPT_ADAPTER *ioc = hd->ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1116) struct Scsi_Host *shost = ioc->sh;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1117) struct scsi_device *sdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1118) int disk = wqw->disk;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1119) struct _CONFIG_PAGE_IOC_3 *pg3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1120)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1121) kfree(wqw);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1123) mpt_findImVolumes(ioc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1124) pg3 = ioc->raid_data.pIocPg3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1125) if (!pg3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1126) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1127)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1128) shost_for_each_device(sdev,shost) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1129) struct scsi_target *starget = scsi_target(sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1130) VirtTarget *vtarget = starget->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1132) /* only want to search RAID components */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1133) if (sdev->channel != 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1134) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1135)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1136) /* The id is the raid PhysDiskNum, even if
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1137) * starget->id is the actual target address */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1138) if(vtarget->id != disk)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1139) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1140)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1141) starget_printk(KERN_INFO, vtarget->starget, MYIOC_s_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1142) "Integrated RAID requests DV of new device\n", ioc->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1143) mptspi_dv_device(hd, sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1144) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1145) shost_printk(KERN_INFO, shost, MYIOC_s_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1146) "Integrated RAID detects new device %d\n", ioc->name, disk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1147) scsi_scan_target(&ioc->sh->shost_gendev, 1, disk, 0, SCSI_SCAN_RESCAN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1148) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1151) static void mpt_dv_raid(struct _MPT_SCSI_HOST *hd, int disk)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1152) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1153) struct work_queue_wrapper *wqw = kmalloc(sizeof(*wqw), GFP_ATOMIC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1154) MPT_ADAPTER *ioc = hd->ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1155)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1156) if (!wqw) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1157) shost_printk(KERN_ERR, ioc->sh, MYIOC_s_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1158) "Failed to act on RAID event for physical disk %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1159) ioc->name, disk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1160) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1161) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1162) INIT_WORK(&wqw->work, mpt_work_wrapper);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1163) wqw->hd = hd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1164) wqw->disk = disk;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1165)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1166) schedule_work(&wqw->work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1167) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1168)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1169) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1170) mptspi_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1171) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1172) u8 event = le32_to_cpu(pEvReply->Event) & 0xFF;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1173) struct _MPT_SCSI_HOST *hd = shost_priv(ioc->sh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1174)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1175) if (ioc->bus_type != SPI)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1176) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1177)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1178) if (hd && event == MPI_EVENT_INTEGRATED_RAID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1179) int reason
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1180) = (le32_to_cpu(pEvReply->Data[0]) & 0x00FF0000) >> 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1181)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1182) if (reason == MPI_EVENT_RAID_RC_DOMAIN_VAL_NEEDED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1183) int disk = (le32_to_cpu(pEvReply->Data[0]) & 0xFF000000) >> 24;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1184) mpt_dv_raid(hd, disk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1185) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1186) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1187) return mptscsih_event_process(ioc, pEvReply);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1188) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1189)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1190) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1191) mptspi_deny_binding(struct scsi_target *starget)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1192) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1193) struct _MPT_SCSI_HOST *hd =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1194) (struct _MPT_SCSI_HOST *)dev_to_shost(starget->dev.parent)->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1195) return ((mptspi_is_raid(hd, starget->id)) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1196) starget->channel == 0) ? 1 : 0;
^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) static struct spi_function_template mptspi_transport_functions = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1200) .get_offset = mptspi_read_parameters,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1201) .set_offset = mptspi_write_offset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1202) .show_offset = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1203) .get_period = mptspi_read_parameters,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1204) .set_period = mptspi_write_period,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1205) .show_period = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1206) .get_width = mptspi_read_parameters,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1207) .set_width = mptspi_write_width,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1208) .show_width = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1209) .get_iu = mptspi_read_parameters,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1210) .set_iu = mptspi_write_iu,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1211) .show_iu = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1212) .get_dt = mptspi_read_parameters,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1213) .set_dt = mptspi_write_dt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1214) .show_dt = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1215) .get_qas = mptspi_read_parameters,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1216) .set_qas = mptspi_write_qas,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1217) .show_qas = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1218) .get_wr_flow = mptspi_read_parameters,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1219) .set_wr_flow = mptspi_write_wr_flow,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1220) .show_wr_flow = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1221) .get_rd_strm = mptspi_read_parameters,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1222) .set_rd_strm = mptspi_write_rd_strm,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1223) .show_rd_strm = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1224) .get_rti = mptspi_read_parameters,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1225) .set_rti = mptspi_write_rti,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1226) .show_rti = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1227) .get_pcomp_en = mptspi_read_parameters,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1228) .set_pcomp_en = mptspi_write_pcomp_en,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1229) .show_pcomp_en = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1230) .get_hold_mcs = mptspi_read_parameters,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1231) .set_hold_mcs = mptspi_write_hold_mcs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1232) .show_hold_mcs = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1233) .deny_binding = mptspi_deny_binding,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1234) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1235)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1236) /****************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1237) * Supported hardware
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1238) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1239)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1240) static struct pci_device_id mptspi_pci_table[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1241) { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_53C1030,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1242) PCI_ANY_ID, PCI_ANY_ID },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1243) { PCI_VENDOR_ID_ATTO, MPI_MANUFACTPAGE_DEVID_53C1030,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1244) PCI_ANY_ID, PCI_ANY_ID },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1245) { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_53C1035,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1246) PCI_ANY_ID, PCI_ANY_ID },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1247) {0} /* Terminating entry */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1248) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1249) MODULE_DEVICE_TABLE(pci, mptspi_pci_table);
^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) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1253) * renegotiate for a given target
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1254) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1255) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1256) mptspi_dv_renegotiate_work(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1257) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1258) struct work_queue_wrapper *wqw =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1259) container_of(work, struct work_queue_wrapper, work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1260) struct _MPT_SCSI_HOST *hd = wqw->hd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1261) struct scsi_device *sdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1262) struct scsi_target *starget;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1263) struct _CONFIG_PAGE_SCSI_DEVICE_1 pg1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1264) u32 nego;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1265) MPT_ADAPTER *ioc = hd->ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1267) kfree(wqw);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1268)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1269) if (hd->spi_pending) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1270) shost_for_each_device(sdev, ioc->sh) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1271) if (hd->spi_pending & (1 << sdev->id))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1272) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1273) starget = scsi_target(sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1274) nego = mptspi_getRP(starget);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1275) pg1.RequestedParameters = cpu_to_le32(nego);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1276) pg1.Reserved = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1277) pg1.Configuration = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1278) mptspi_write_spi_device_pg1(starget, &pg1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1279) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1280) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1281) shost_for_each_device(sdev, ioc->sh)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1282) mptspi_dv_device(hd, sdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1283) }
^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) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1287) mptspi_dv_renegotiate(struct _MPT_SCSI_HOST *hd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1288) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1289) struct work_queue_wrapper *wqw = kmalloc(sizeof(*wqw), GFP_ATOMIC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1290)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1291) if (!wqw)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1292) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1293)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1294) INIT_WORK(&wqw->work, mptspi_dv_renegotiate_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1295) wqw->hd = hd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1296)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1297) schedule_work(&wqw->work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1298) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1299)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1300) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1301) * spi module reset handler
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1302) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1303) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1304) mptspi_ioc_reset(MPT_ADAPTER *ioc, int reset_phase)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1305) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1306) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1307)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1308) rc = mptscsih_ioc_reset(ioc, reset_phase);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1309) if ((ioc->bus_type != SPI) || (!rc))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1310) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1311)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1312) /* only try to do a renegotiation if we're properly set up
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1313) * if we get an ioc fault on bringup, ioc->sh will be NULL */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1314) if (reset_phase == MPT_IOC_POST_RESET &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1315) ioc->sh) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1316) struct _MPT_SCSI_HOST *hd = shost_priv(ioc->sh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1317)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1318) mptspi_dv_renegotiate(hd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1319) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1320)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1321) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1322) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1323)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1324) #ifdef CONFIG_PM
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1325) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1326) * spi module resume handler
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1327) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1328) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1329) mptspi_resume(struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1330) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1331) MPT_ADAPTER *ioc = pci_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1332) struct _MPT_SCSI_HOST *hd = shost_priv(ioc->sh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1333) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1334)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1335) rc = mptscsih_resume(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1336) mptspi_dv_renegotiate(hd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1337)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1338) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1339) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1340) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1341)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1342) /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1343) /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1344) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1345) * mptspi_probe - Installs scsi devices per bus.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1346) * @pdev: Pointer to pci_dev structure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1347) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1348) * Returns 0 for success, non-zero for failure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1349) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1350) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1351) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1352) mptspi_probe(struct pci_dev *pdev, const struct pci_device_id *id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1353) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1354) struct Scsi_Host *sh;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1355) MPT_SCSI_HOST *hd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1356) MPT_ADAPTER *ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1357) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1358) int ii;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1359) int numSGE = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1360) int scale;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1361) int ioc_cap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1362) int error=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1363) int r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1364)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1365) if ((r = mpt_attach(pdev,id)) != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1366) return r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1367)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1368) ioc = pci_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1369) ioc->DoneCtx = mptspiDoneCtx;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1370) ioc->TaskCtx = mptspiTaskCtx;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1371) ioc->InternalCtx = mptspiInternalCtx;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1372)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1373) /* Added sanity check on readiness of the MPT adapter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1374) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1375) if (ioc->last_state != MPI_IOC_STATE_OPERATIONAL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1376) printk(MYIOC_s_WARN_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1377) "Skipping because it's not operational!\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1378) ioc->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1379) error = -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1380) goto out_mptspi_probe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1381) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1382)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1383) if (!ioc->active) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1384) printk(MYIOC_s_WARN_FMT "Skipping because it's disabled!\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1385) ioc->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1386) error = -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1387) goto out_mptspi_probe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1388) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1389)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1390) /* Sanity check - ensure at least 1 port is INITIATOR capable
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1391) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1392) ioc_cap = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1393) for (ii=0; ii < ioc->facts.NumberOfPorts; ii++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1394) if (ioc->pfacts[ii].ProtocolFlags &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1395) MPI_PORTFACTS_PROTOCOL_INITIATOR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1396) ioc_cap ++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1397) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1398)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1399) if (!ioc_cap) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1400) printk(MYIOC_s_WARN_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1401) "Skipping ioc=%p because SCSI Initiator mode is NOT enabled!\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1402) ioc->name, ioc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1403) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1404) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1405)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1406) sh = scsi_host_alloc(&mptspi_driver_template, sizeof(MPT_SCSI_HOST));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1407)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1408) if (!sh) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1409) printk(MYIOC_s_WARN_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1410) "Unable to register controller with SCSI subsystem\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1411) ioc->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1412) error = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1413) goto out_mptspi_probe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1414) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1415)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1416) /* VMWare emulation doesn't properly implement WRITE_SAME
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1417) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1418) if (pdev->subsystem_vendor == 0x15AD)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1419) sh->no_write_same = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1420)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1421) spin_lock_irqsave(&ioc->FreeQlock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1422)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1423) /* Attach the SCSI Host to the IOC structure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1424) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1425) ioc->sh = sh;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1426)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1427) sh->io_port = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1428) sh->n_io_port = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1429) sh->irq = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1430)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1431) /* set 16 byte cdb's */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1432) sh->max_cmd_len = 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1433)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1434) /* Yikes! This is important!
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1435) * Otherwise, by default, linux
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1436) * only scans target IDs 0-7!
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1437) * pfactsN->MaxDevices unreliable
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1438) * (not supported in early
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1439) * versions of the FW).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1440) * max_id = 1 + actual max id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1441) * max_lun = 1 + actual last lun,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1442) * see hosts.h :o(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1443) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1444) sh->max_id = ioc->devices_per_bus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1445)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1446) sh->max_lun = MPT_LAST_LUN + 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1447) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1448) * If RAID Firmware Detected, setup virtual channel
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1449) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1450) if (ioc->ir_firmware)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1451) sh->max_channel = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1452) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1453) sh->max_channel = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1454) sh->this_id = ioc->pfacts[0].PortSCSIID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1455)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1456) /* Required entry.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1457) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1458) sh->unique_id = ioc->id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1459)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1460) /* Verify that we won't exceed the maximum
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1461) * number of chain buffers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1462) * We can optimize: ZZ = req_sz/sizeof(SGE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1463) * For 32bit SGE's:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1464) * numSGE = 1 + (ZZ-1)*(maxChain -1) + ZZ
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1465) * + (req_sz - 64)/sizeof(SGE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1466) * A slightly different algorithm is required for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1467) * 64bit SGEs.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1468) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1469) scale = ioc->req_sz/ioc->SGE_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1470) if (ioc->sg_addr_size == sizeof(u64)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1471) numSGE = (scale - 1) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1472) (ioc->facts.MaxChainDepth-1) + scale +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1473) (ioc->req_sz - 60) / ioc->SGE_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1474) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1475) numSGE = 1 + (scale - 1) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1476) (ioc->facts.MaxChainDepth-1) + scale +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1477) (ioc->req_sz - 64) / ioc->SGE_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1478) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1479)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1480) if (numSGE < sh->sg_tablesize) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1481) /* Reset this value */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1482) dprintk(ioc, printk(MYIOC_s_DEBUG_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1483) "Resetting sg_tablesize to %d from %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1484) ioc->name, numSGE, sh->sg_tablesize));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1485) sh->sg_tablesize = numSGE;
^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) spin_unlock_irqrestore(&ioc->FreeQlock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1489)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1490) hd = shost_priv(sh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1491) hd->ioc = ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1492)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1493) /* SCSI needs scsi_cmnd lookup table!
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1494) * (with size equal to req_depth*PtrSz!)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1495) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1496) ioc->ScsiLookup = kcalloc(ioc->req_depth, sizeof(void *), GFP_ATOMIC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1497) if (!ioc->ScsiLookup) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1498) error = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1499) goto out_mptspi_probe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1500) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1501) spin_lock_init(&ioc->scsi_lookup_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1502)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1503) dprintk(ioc, printk(MYIOC_s_DEBUG_FMT "ScsiLookup @ %p\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1504) ioc->name, ioc->ScsiLookup));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1505)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1506) ioc->spi_data.Saf_Te = mpt_saf_te;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1507) ddvprintk(ioc, printk(MYIOC_s_DEBUG_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1508) "saf_te %x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1509) ioc->name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1510) mpt_saf_te));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1511) ioc->spi_data.noQas = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1512)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1513) hd->last_queue_full = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1514) hd->spi_pending = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1515)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1516) /* Some versions of the firmware don't support page 0; without
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1517) * that we can't get the parameters */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1518) if (ioc->spi_data.sdp0length != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1519) sh->transportt = mptspi_transport_template;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1520)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1521) error = scsi_add_host (sh, &ioc->pcidev->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1522) if(error) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1523) dprintk(ioc, printk(MYIOC_s_ERR_FMT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1524) "scsi_add_host failed\n", ioc->name));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1525) goto out_mptspi_probe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1526) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1527)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1528) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1529) * issue internal bus reset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1530) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1531) if (ioc->spi_data.bus_reset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1532) mptscsih_IssueTaskMgmt(hd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1533) MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1534) 0, 0, 0, 0, 5);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1535)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1536) scsi_scan_host(sh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1537) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1538)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1539) out_mptspi_probe:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1540)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1541) mptscsih_remove(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1542) return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1543) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1544)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1545) static void mptspi_remove(struct pci_dev *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1546) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1547) MPT_ADAPTER *ioc = pci_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1548)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1549) scsi_remove_host(ioc->sh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1550) mptscsih_remove(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1551) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1552)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1553) static struct pci_driver mptspi_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1554) .name = "mptspi",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1555) .id_table = mptspi_pci_table,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1556) .probe = mptspi_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1557) .remove = mptspi_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1558) .shutdown = mptscsih_shutdown,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1559) #ifdef CONFIG_PM
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1560) .suspend = mptscsih_suspend,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1561) .resume = mptspi_resume,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1562) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1563) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1564)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1565) /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1566) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1567) * mptspi_init - Register MPT adapter(s) as SCSI host(s) with SCSI mid-layer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1568) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1569) * Returns 0 for success, non-zero for failure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1570) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1571) static int __init
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1572) mptspi_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1573) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1574) int error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1575)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1576) show_mptmod_ver(my_NAME, my_VERSION);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1577)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1578) mptspi_transport_template = spi_attach_transport(&mptspi_transport_functions);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1579) if (!mptspi_transport_template)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1580) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1581)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1582) mptspiDoneCtx = mpt_register(mptscsih_io_done, MPTSPI_DRIVER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1583) "mptscsih_io_done");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1584) mptspiTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSPI_DRIVER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1585) "mptscsih_taskmgmt_complete");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1586) mptspiInternalCtx = mpt_register(mptscsih_scandv_complete,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1587) MPTSPI_DRIVER, "mptscsih_scandv_complete");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1588)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1589) mpt_event_register(mptspiDoneCtx, mptspi_event_process);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1590) mpt_reset_register(mptspiDoneCtx, mptspi_ioc_reset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1591)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1592) error = pci_register_driver(&mptspi_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1593) if (error)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1594) spi_release_transport(mptspi_transport_template);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1595)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1596) return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1597) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1598)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1599) /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1600) /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1601) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1602) * mptspi_exit - Unregisters MPT adapter(s)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1603) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1604) static void __exit
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1605) mptspi_exit(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1606) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1607) pci_unregister_driver(&mptspi_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1608)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1609) mpt_reset_deregister(mptspiDoneCtx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1610) mpt_event_deregister(mptspiDoneCtx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1611)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1612) mpt_deregister(mptspiInternalCtx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1613) mpt_deregister(mptspiTaskCtx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1614) mpt_deregister(mptspiDoneCtx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1615) spi_release_transport(mptspi_transport_template);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1616) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1617)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1618) module_init(mptspi_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1619) module_exit(mptspi_exit);
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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