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Diffstat (limited to 'drivers/scsi/megaraid/megaraid_sas_fusion.c')
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_fusion.c109
1 files changed, 64 insertions, 45 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index 71557f64bb5e..675b5e7aba94 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -63,7 +63,6 @@ extern struct megasas_cmd *megasas_get_cmd(struct megasas_instance
extern void
megasas_complete_cmd(struct megasas_instance *instance,
struct megasas_cmd *cmd, u8 alt_status);
-int megasas_is_ldio(struct scsi_cmnd *cmd);
int
wait_and_poll(struct megasas_instance *instance, struct megasas_cmd *cmd,
int seconds);
@@ -103,6 +102,8 @@ megasas_enable_intr_fusion(struct megasas_instance *instance)
{
struct megasas_register_set __iomem *regs;
regs = instance->reg_set;
+
+ instance->mask_interrupts = 0;
/* For Thunderbolt/Invader also clear intr on enable */
writel(~0, &regs->outbound_intr_status);
readl(&regs->outbound_intr_status);
@@ -111,7 +112,6 @@ megasas_enable_intr_fusion(struct megasas_instance *instance)
/* Dummy readl to force pci flush */
readl(&regs->outbound_intr_mask);
- instance->mask_interrupts = 0;
}
/**
@@ -196,6 +196,7 @@ inline void megasas_return_cmd_fusion(struct megasas_instance *instance,
cmd->scmd = NULL;
cmd->sync_cmd_idx = (u32)ULONG_MAX;
+ memset(cmd->io_request, 0, sizeof(struct MPI2_RAID_SCSI_IO_REQUEST));
list_add(&cmd->list, (&fusion->cmd_pool)->next);
spin_unlock_irqrestore(&fusion->mpt_pool_lock, flags);
@@ -689,6 +690,8 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
= 1;
init_frame->driver_operations.mfi_capabilities.support_ndrive_r1_lb
= 1;
+ init_frame->driver_operations.mfi_capabilities.security_protocol_cmds_fw
+ = 1;
/* Convert capability to LE32 */
cpu_to_le32s((u32 *)&init_frame->driver_operations.mfi_capabilities);
@@ -698,12 +701,11 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
cpu_to_le32(lower_32_bits(ioc_init_handle));
init_frame->data_xfer_len = cpu_to_le32(sizeof(struct MPI2_IOC_INIT_REQUEST));
- req_desc.Words = 0;
+ req_desc.u.low = cpu_to_le32(lower_32_bits(cmd->frame_phys_addr));
+ req_desc.u.high = cpu_to_le32(upper_32_bits(cmd->frame_phys_addr));
req_desc.MFAIo.RequestFlags =
(MEGASAS_REQ_DESCRIPT_FLAGS_MFA <<
- MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
- cpu_to_le32s((u32 *)&req_desc.MFAIo);
- req_desc.Words |= cpu_to_le64(cmd->frame_phys_addr);
+ MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
/*
* disable the intr before firing the init frame
@@ -1017,8 +1019,12 @@ megasas_init_adapter_fusion(struct megasas_instance *instance)
* does not exceed max cmds that the FW can support
*/
instance->max_fw_cmds = instance->max_fw_cmds-1;
- /* Only internal cmds (DCMD) need to have MFI frames */
- instance->max_mfi_cmds = MEGASAS_INT_CMDS;
+
+ /*
+ * Only Driver's internal DCMDs and IOCTL DCMDs needs to have MFI frames
+ */
+ instance->max_mfi_cmds =
+ MEGASAS_FUSION_INTERNAL_CMDS + MEGASAS_FUSION_IOCTL_CMDS;
max_cmd = instance->max_fw_cmds;
@@ -1285,6 +1291,7 @@ megasas_make_sgl_fusion(struct megasas_instance *instance,
sgl_ptr =
(struct MPI25_IEEE_SGE_CHAIN64 *)cmd->sg_frame;
+ memset(sgl_ptr, 0, MEGASAS_MAX_SZ_CHAIN_FRAME);
}
}
@@ -1658,6 +1665,8 @@ megasas_build_dcdb_fusion(struct megasas_instance *instance,
u32 device_id;
struct MPI2_RAID_SCSI_IO_REQUEST *io_request;
u16 pd_index = 0;
+ u16 os_timeout_value;
+ u16 timeout_limit;
struct MR_DRV_RAID_MAP_ALL *local_map_ptr;
struct fusion_context *fusion = instance->ctrl_context;
u8 span, physArm;
@@ -1674,52 +1683,66 @@ megasas_build_dcdb_fusion(struct megasas_instance *instance,
io_request->DataLength = cpu_to_le32(scsi_bufflen(scmd));
-
- /* Check if this is a system PD I/O */
if (scmd->device->channel < MEGASAS_MAX_PD_CHANNELS &&
instance->pd_list[pd_index].driveState == MR_PD_STATE_SYSTEM) {
- io_request->Function = 0;
if (fusion->fast_path_io)
io_request->DevHandle =
local_map_ptr->raidMap.devHndlInfo[device_id].curDevHdl;
- io_request->RaidContext.timeoutValue =
- local_map_ptr->raidMap.fpPdIoTimeoutSec;
- io_request->RaidContext.regLockFlags = 0;
- io_request->RaidContext.regLockRowLBA = 0;
- io_request->RaidContext.regLockLength = 0;
io_request->RaidContext.RAIDFlags =
- MR_RAID_FLAGS_IO_SUB_TYPE_SYSTEM_PD <<
- MR_RAID_CTX_RAID_FLAGS_IO_SUB_TYPE_SHIFT;
- if ((instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) ||
- (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY))
- io_request->IoFlags |= cpu_to_le16(
- MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH);
- cmd->request_desc->SCSIIO.RequestFlags =
- (MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY <<
- MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
- cmd->request_desc->SCSIIO.DevHandle =
- local_map_ptr->raidMap.devHndlInfo[device_id].curDevHdl;
+ MR_RAID_FLAGS_IO_SUB_TYPE_SYSTEM_PD
+ << MR_RAID_CTX_RAID_FLAGS_IO_SUB_TYPE_SHIFT;
+ cmd->request_desc->SCSIIO.DevHandle = io_request->DevHandle;
cmd->request_desc->SCSIIO.MSIxIndex =
instance->msix_vectors ? smp_processor_id() % instance->msix_vectors : 0;
- /*
- * If the command is for the tape device, set the
- * FP timeout to the os layer timeout value.
- */
- if (scmd->device->type == TYPE_TAPE) {
- if ((scmd->request->timeout / HZ) > 0xFFFF)
- io_request->RaidContext.timeoutValue =
- 0xFFFF;
- else
- io_request->RaidContext.timeoutValue =
- scmd->request->timeout / HZ;
+ os_timeout_value = scmd->request->timeout / HZ;
+
+ if (instance->secure_jbod_support &&
+ (megasas_cmd_type(scmd) == NON_READ_WRITE_SYSPDIO)) {
+ /* system pd firmware path */
+ io_request->Function =
+ MEGASAS_MPI2_FUNCTION_LD_IO_REQUEST;
+ cmd->request_desc->SCSIIO.RequestFlags =
+ (MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO <<
+ MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
+ io_request->RaidContext.timeoutValue =
+ cpu_to_le16(os_timeout_value);
+ } else {
+ /* system pd Fast Path */
+ io_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST;
+ io_request->RaidContext.regLockFlags = 0;
+ io_request->RaidContext.regLockRowLBA = 0;
+ io_request->RaidContext.regLockLength = 0;
+ timeout_limit = (scmd->device->type == TYPE_DISK) ?
+ 255 : 0xFFFF;
+ io_request->RaidContext.timeoutValue =
+ cpu_to_le16((os_timeout_value > timeout_limit) ?
+ timeout_limit : os_timeout_value);
+ if ((instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY))
+ io_request->IoFlags |=
+ cpu_to_le16(MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH);
+
+ cmd->request_desc->SCSIIO.RequestFlags =
+ (MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY <<
+ MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
}
} else {
if (scmd->device->channel < MEGASAS_MAX_PD_CHANNELS)
goto NonFastPath;
+ /*
+ * For older firmware, Driver should not access ldTgtIdToLd
+ * beyond index 127 and for Extended VD firmware, ldTgtIdToLd
+ * should not go beyond 255.
+ */
+
+ if ((!fusion->fast_path_io) ||
+ (device_id >= instance->fw_supported_vd_count))
+ goto NonFastPath;
+
ld = MR_TargetIdToLdGet(device_id, local_map_ptr);
- if ((ld >= instance->fw_supported_vd_count) ||
- (!fusion->fast_path_io))
+
+ if (ld >= instance->fw_supported_vd_count)
goto NonFastPath;
raid = MR_LdRaidGet(ld, local_map_ptr);
@@ -1811,7 +1834,7 @@ megasas_build_io_fusion(struct megasas_instance *instance,
*/
io_request->IoFlags = cpu_to_le16(scp->cmd_len);
- if (megasas_is_ldio(scp))
+ if (megasas_cmd_type(scp) == READ_WRITE_LDIO)
megasas_build_ldio_fusion(instance, scp, cmd);
else
megasas_build_dcdb_fusion(instance, scp, cmd);
@@ -2612,7 +2635,6 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int iotimeout)
instance->host->host_no);
megaraid_sas_kill_hba(instance);
instance->skip_heartbeat_timer_del = 1;
- instance->adprecovery = MEGASAS_HW_CRITICAL_ERROR;
retval = FAILED;
goto out;
}
@@ -2808,8 +2830,6 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int iotimeout)
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;
}
@@ -2858,7 +2878,6 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int iotimeout)
"adapter scsi%d.\n", instance->host->host_no);
megaraid_sas_kill_hba(instance);
instance->skip_heartbeat_timer_del = 1;
- instance->adprecovery = MEGASAS_HW_CRITICAL_ERROR;
retval = FAILED;
} else {
/* For VF: Restart HB timer if we didn't OCR */
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.