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Diffstat (limited to 'drivers/scsi/megaraid/megaraid_sas_fusion.c')
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_fusion.c112
1 files changed, 44 insertions, 68 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index f37eed682c75..71557f64bb5e 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -1,7 +1,8 @@
/*
* Linux MegaRAID driver for SAS based RAID controllers
*
- * Copyright (c) 2009-2012 LSI Corporation.
+ * Copyright (c) 2009-2013 LSI Corporation
+ * Copyright (c) 2013-2014 Avago Technologies
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -14,19 +15,20 @@
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* FILE: megaraid_sas_fusion.c
*
- * Authors: LSI Corporation
+ * Authors: Avago Technologies
* Sumant Patro
- * Adam Radford <linuxraid@lsi.com>
+ * Adam Radford
+ * Kashyap Desai <kashyap.desai@avagotech.com>
+ * Sumit Saxena <sumit.saxena@avagotech.com>
*
- * Send feedback to: <megaraidlinux@lsi.com>
+ * Send feedback to: megaraidlinux.pdl@avagotech.com
*
- * Mail to: LSI Corporation, 1621 Barber Lane, Milpitas, CA 95035
- * ATTN: Linuxraid
+ * Mail to: Avago Technologies, 350 West Trimble Road, Building 90,
+ * San Jose, California 95131
*/
#include <linux/kernel.h>
@@ -880,7 +882,7 @@ megasas_sync_map_info(struct megasas_instance *instance)
map = fusion->ld_drv_map[instance->map_id & 1];
- num_lds = le32_to_cpu(map->raidMap.ldCount);
+ num_lds = le16_to_cpu(map->raidMap.ldCount);
dcmd = &cmd->frame->dcmd;
@@ -1065,48 +1067,16 @@ megasas_init_adapter_fusion(struct megasas_instance *instance)
goto fail_ioc_init;
megasas_display_intel_branding(instance);
- if (megasas_get_ctrl_info(instance, instance->ctrl_info)) {
+ if (megasas_get_ctrl_info(instance)) {
dev_err(&instance->pdev->dev,
"Could not get controller info. Fail from %s %d\n",
__func__, __LINE__);
goto fail_ioc_init;
}
- instance->supportmax256vd =
- instance->ctrl_info->adapterOperations3.supportMaxExtLDs;
- /* Below is additional check to address future FW enhancement */
- if (instance->ctrl_info->max_lds > 64)
- instance->supportmax256vd = 1;
- instance->drv_supported_vd_count = MEGASAS_MAX_LD_CHANNELS
- * MEGASAS_MAX_DEV_PER_CHANNEL;
- instance->drv_supported_pd_count = MEGASAS_MAX_PD_CHANNELS
- * MEGASAS_MAX_DEV_PER_CHANNEL;
- if (instance->supportmax256vd) {
- instance->fw_supported_vd_count = MAX_LOGICAL_DRIVES_EXT;
- instance->fw_supported_pd_count = MAX_PHYSICAL_DEVICES;
- } else {
- instance->fw_supported_vd_count = MAX_LOGICAL_DRIVES;
- instance->fw_supported_pd_count = MAX_PHYSICAL_DEVICES;
- }
- dev_info(&instance->pdev->dev, "Firmware supports %d VDs %d PDs\n"
- "Driver supports %d VDs %d PDs\n",
- instance->fw_supported_vd_count,
- instance->fw_supported_pd_count,
- instance->drv_supported_vd_count,
- instance->drv_supported_pd_count);
-
instance->flag_ieee = 1;
fusion->fast_path_io = 0;
- fusion->old_map_sz =
- sizeof(struct MR_FW_RAID_MAP) + (sizeof(struct MR_LD_SPAN_MAP) *
- (instance->fw_supported_vd_count - 1));
- fusion->new_map_sz =
- sizeof(struct MR_FW_RAID_MAP_EXT);
- fusion->drv_map_sz =
- sizeof(struct MR_DRV_RAID_MAP) + (sizeof(struct MR_LD_SPAN_MAP) *
- (instance->drv_supported_vd_count - 1));
-
fusion->drv_map_pages = get_order(fusion->drv_map_sz);
for (i = 0; i < 2; i++) {
fusion->ld_map[i] = NULL;
@@ -1121,16 +1091,10 @@ megasas_init_adapter_fusion(struct megasas_instance *instance)
fusion->drv_map_pages);
goto fail_ioc_init;
}
+ memset(fusion->ld_drv_map[i], 0,
+ ((1 << PAGE_SHIFT) << fusion->drv_map_pages));
}
- fusion->max_map_sz = max(fusion->old_map_sz, fusion->new_map_sz);
-
- if (instance->supportmax256vd)
- fusion->current_map_sz = fusion->new_map_sz;
- else
- fusion->current_map_sz = fusion->old_map_sz;
-
-
for (i = 0; i < 2; i++) {
fusion->ld_map[i] = dma_alloc_coherent(&instance->pdev->dev,
fusion->max_map_sz,
@@ -1173,9 +1137,10 @@ megasas_fire_cmd_fusion(struct megasas_instance *instance,
struct megasas_register_set __iomem *regs)
{
#if defined(writeq) && defined(CONFIG_64BIT)
- u64 req_data = (((u64)req_desc_hi << 32) | (u32)req_desc_lo);
+ u64 req_data = (((u64)le32_to_cpu(req_desc_hi) << 32) |
+ le32_to_cpu(req_desc_lo));
- writeq(le64_to_cpu(req_data), &(regs)->inbound_low_queue_port);
+ writeq(req_data, &(regs)->inbound_low_queue_port);
#else
unsigned long flags;
@@ -1373,7 +1338,7 @@ megasas_set_pd_lba(struct MPI2_RAID_SCSI_IO_REQUEST *io_request, u8 cdb_len,
/* Logical block reference tag */
io_request->CDB.EEDP32.PrimaryReferenceTag =
cpu_to_be32(ref_tag);
- io_request->CDB.EEDP32.PrimaryApplicationTagMask = 0xffff;
+ io_request->CDB.EEDP32.PrimaryApplicationTagMask = cpu_to_be16(0xffff);
io_request->IoFlags = cpu_to_le16(32); /* Specify 32-byte cdb */
/* Transfer length */
@@ -1769,7 +1734,7 @@ megasas_build_dcdb_fusion(struct megasas_instance *instance,
/* set RAID context values */
pRAID_Context->regLockFlags = REGION_TYPE_SHARED_READ;
- pRAID_Context->timeoutValue = raid->fpIoTimeoutForLd;
+ pRAID_Context->timeoutValue = cpu_to_le16(raid->fpIoTimeoutForLd);
pRAID_Context->VirtualDiskTgtId = cpu_to_le16(device_id);
pRAID_Context->regLockRowLBA = 0;
pRAID_Context->regLockLength = 0;
@@ -2254,7 +2219,7 @@ build_mpt_mfi_pass_thru(struct megasas_instance *instance,
* megasas_complete_cmd
*/
- if (frame_hdr->flags & MFI_FRAME_DONT_POST_IN_REPLY_QUEUE)
+ if (frame_hdr->flags & cpu_to_le16(MFI_FRAME_DONT_POST_IN_REPLY_QUEUE))
cmd->flags = MFI_FRAME_DONT_POST_IN_REPLY_QUEUE;
fusion = instance->ctrl_context;
@@ -2385,6 +2350,8 @@ megasas_alloc_host_crash_buffer(struct megasas_instance *instance)
"memory allocation failed at index %d\n", i);
break;
}
+ memset(instance->crash_buf[i], 0,
+ ((1 << PAGE_SHIFT) << instance->crash_buf_pages));
}
instance->drv_buf_alloc = i;
}
@@ -2837,11 +2804,15 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int iotimeout)
}
}
- clear_bit(MEGASAS_FUSION_IN_RESET,
- &instance->reset_flags);
- instance->instancet->enable_intr(instance);
- instance->adprecovery = MEGASAS_HBA_OPERATIONAL;
-
+ if (megasas_get_ctrl_info(instance)) {
+ dev_info(&instance->pdev->dev,
+ "Failed from %s %d\n",
+ __func__, __LINE__);
+ instance->adprecovery =
+ MEGASAS_HW_CRITICAL_ERROR;
+ megaraid_sas_kill_hba(instance);
+ retval = FAILED;
+ }
/* Reset load balance info */
memset(fusion->load_balance_info, 0,
sizeof(struct LD_LOAD_BALANCE_INFO)
@@ -2850,6 +2821,11 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int iotimeout)
if (!megasas_get_map_info(instance))
megasas_sync_map_info(instance);
+ clear_bit(MEGASAS_FUSION_IN_RESET,
+ &instance->reset_flags);
+ instance->instancet->enable_intr(instance);
+ instance->adprecovery = MEGASAS_HBA_OPERATIONAL;
+
/* Restart SR-IOV heartbeat */
if (instance->requestorId) {
if (!megasas_sriov_start_heartbeat(instance, 0))
@@ -2866,14 +2842,14 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int iotimeout)
"successful for scsi%d.\n",
instance->host->host_no);
- if (instance->crash_dump_drv_support) {
- if (instance->crash_dump_app_support)
- megasas_set_crash_dump_params(instance,
- MR_CRASH_BUF_TURN_ON);
- else
- megasas_set_crash_dump_params(instance,
- MR_CRASH_BUF_TURN_OFF);
- }
+ if (instance->crash_dump_drv_support &&
+ instance->crash_dump_app_support)
+ megasas_set_crash_dump_params(instance,
+ MR_CRASH_BUF_TURN_ON);
+ else
+ megasas_set_crash_dump_params(instance,
+ MR_CRASH_BUF_TURN_OFF);
+
retval = SUCCESS;
goto out;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-17 20:04:32 +0000