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path: root/drivers/scsi/megaraid/megaraid_sas_fusion.c
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Diffstat (limited to 'drivers/scsi/megaraid/megaraid_sas_fusion.c')
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_fusion.c96
1 files changed, 77 insertions, 19 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index 120499ade9a..ad6bd061a0f 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -74,7 +74,8 @@ megasas_issue_polled(struct megasas_instance *instance,
struct megasas_cmd *cmd);
u8
-MR_BuildRaidContext(struct IO_REQUEST_INFO *io_info,
+MR_BuildRaidContext(struct megasas_instance *instance,
+ struct IO_REQUEST_INFO *io_info,
struct RAID_CONTEXT *pRAID_Context,
struct MR_FW_RAID_MAP_ALL *map);
u16 MR_TargetIdToLdGet(u32 ldTgtId, struct MR_FW_RAID_MAP_ALL *map);
@@ -1038,7 +1039,9 @@ map_cmd_status(struct megasas_cmd_fusion *cmd, u8 status, u8 ext_status)
case MFI_STAT_DEVICE_NOT_FOUND:
cmd->scmd->result = DID_BAD_TARGET << 16;
break;
-
+ case MFI_STAT_CONFIG_SEQ_MISMATCH:
+ cmd->scmd->result = DID_IMM_RETRY << 16;
+ break;
default:
printk(KERN_DEBUG "megasas: FW status %#x\n", status);
cmd->scmd->result = DID_ERROR << 16;
@@ -1061,14 +1064,17 @@ megasas_make_sgl_fusion(struct megasas_instance *instance,
struct MPI25_IEEE_SGE_CHAIN64 *sgl_ptr,
struct megasas_cmd_fusion *cmd)
{
- int i, sg_processed;
- int sge_count, sge_idx;
+ int i, sg_processed, sge_count;
struct scatterlist *os_sgl;
struct fusion_context *fusion;
fusion = instance->ctrl_context;
- cmd->io_request->ChainOffset = 0;
+ if (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) {
+ struct MPI25_IEEE_SGE_CHAIN64 *sgl_ptr_end = sgl_ptr;
+ sgl_ptr_end += fusion->max_sge_in_main_msg - 1;
+ sgl_ptr_end->Flags = 0;
+ }
sge_count = scsi_dma_map(scp);
@@ -1077,16 +1083,14 @@ megasas_make_sgl_fusion(struct megasas_instance *instance,
if (sge_count > instance->max_num_sge || !sge_count)
return sge_count;
- if (sge_count > fusion->max_sge_in_main_msg) {
- /* One element to store the chain info */
- sge_idx = fusion->max_sge_in_main_msg - 1;
- } else
- sge_idx = sge_count;
-
scsi_for_each_sg(scp, os_sgl, sge_count, i) {
sgl_ptr->Length = sg_dma_len(os_sgl);
sgl_ptr->Address = sg_dma_address(os_sgl);
sgl_ptr->Flags = 0;
+ if (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) {
+ if (i == sge_count - 1)
+ sgl_ptr->Flags = IEEE_SGE_FLAGS_END_OF_LIST;
+ }
sgl_ptr++;
sg_processed = i + 1;
@@ -1095,13 +1099,30 @@ megasas_make_sgl_fusion(struct megasas_instance *instance,
(sge_count > fusion->max_sge_in_main_msg)) {
struct MPI25_IEEE_SGE_CHAIN64 *sg_chain;
- cmd->io_request->ChainOffset =
- fusion->chain_offset_io_request;
+ if (instance->pdev->device ==
+ PCI_DEVICE_ID_LSI_INVADER) {
+ if ((cmd->io_request->IoFlags &
+ MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH) !=
+ MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH)
+ cmd->io_request->ChainOffset =
+ fusion->
+ chain_offset_io_request;
+ else
+ cmd->io_request->ChainOffset = 0;
+ } else
+ cmd->io_request->ChainOffset =
+ fusion->chain_offset_io_request;
+
sg_chain = sgl_ptr;
/* Prepare chain element */
sg_chain->NextChainOffset = 0;
- sg_chain->Flags = (IEEE_SGE_FLAGS_CHAIN_ELEMENT |
- MPI2_IEEE_SGE_FLAGS_IOCPLBNTA_ADDR);
+ if (instance->pdev->device ==
+ PCI_DEVICE_ID_LSI_INVADER)
+ sg_chain->Flags = IEEE_SGE_FLAGS_CHAIN_ELEMENT;
+ else
+ sg_chain->Flags =
+ (IEEE_SGE_FLAGS_CHAIN_ELEMENT |
+ MPI2_IEEE_SGE_FLAGS_IOCPLBNTA_ADDR);
sg_chain->Length = (sizeof(union MPI2_SGE_IO_UNION)
*(sge_count - sg_processed));
sg_chain->Address = cmd->sg_frame_phys_addr;
@@ -1394,7 +1415,8 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
io_request->RaidContext.regLockFlags = 0;
fp_possible = 0;
} else {
- if (MR_BuildRaidContext(&io_info, &io_request->RaidContext,
+ if (MR_BuildRaidContext(instance, &io_info,
+ &io_request->RaidContext,
local_map_ptr))
fp_possible = io_info.fpOkForIo;
}
@@ -1407,6 +1429,20 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
cmd->request_desc->SCSIIO.RequestFlags =
(MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY
<< MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
+ if (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) {
+ if (io_request->RaidContext.regLockFlags ==
+ REGION_TYPE_UNUSED)
+ cmd->request_desc->SCSIIO.RequestFlags =
+ (MEGASAS_REQ_DESCRIPT_FLAGS_NO_LOCK <<
+ MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
+ io_request->RaidContext.Type = MPI2_TYPE_CUDA;
+ io_request->RaidContext.nseg = 0x1;
+ io_request->IoFlags |=
+ MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH;
+ io_request->RaidContext.regLockFlags |=
+ (MR_RL_FLAGS_GRANT_DESTINATION_CUDA |
+ MR_RL_FLAGS_SEQ_NUM_ENABLE);
+ }
if ((fusion->load_balance_info[device_id].loadBalanceFlag) &&
(io_info.isRead)) {
io_info.devHandle =
@@ -1421,11 +1457,23 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
} else {
io_request->RaidContext.timeoutValue =
local_map_ptr->raidMap.fpPdIoTimeoutSec;
- io_request->Function = MEGASAS_MPI2_FUNCTION_LD_IO_REQUEST;
- io_request->DevHandle = device_id;
cmd->request_desc->SCSIIO.RequestFlags =
(MEGASAS_REQ_DESCRIPT_FLAGS_LD_IO
<< MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
+ if (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) {
+ if (io_request->RaidContext.regLockFlags ==
+ REGION_TYPE_UNUSED)
+ cmd->request_desc->SCSIIO.RequestFlags =
+ (MEGASAS_REQ_DESCRIPT_FLAGS_NO_LOCK <<
+ MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
+ io_request->RaidContext.Type = MPI2_TYPE_CUDA;
+ io_request->RaidContext.regLockFlags |=
+ (MR_RL_FLAGS_GRANT_DESTINATION_CPU0 |
+ MR_RL_FLAGS_SEQ_NUM_ENABLE);
+ io_request->RaidContext.nseg = 0x1;
+ }
+ io_request->Function = MEGASAS_MPI2_FUNCTION_LD_IO_REQUEST;
+ io_request->DevHandle = device_id;
} /* Not FP */
}
@@ -1508,8 +1556,10 @@ megasas_build_io_fusion(struct megasas_instance *instance,
io_request->EEDPFlags = 0;
io_request->Control = 0;
io_request->EEDPBlockSize = 0;
- io_request->IoFlags = 0;
+ io_request->ChainOffset = 0;
io_request->RaidContext.RAIDFlags = 0;
+ io_request->RaidContext.Type = 0;
+ io_request->RaidContext.nseg = 0;
memcpy(io_request->CDB.CDB32, scp->cmnd, scp->cmd_len);
/*
@@ -1863,6 +1913,14 @@ build_mpt_mfi_pass_thru(struct megasas_instance *instance,
fusion = instance->ctrl_context;
io_req = cmd->io_request;
+
+ if (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) {
+ struct MPI25_IEEE_SGE_CHAIN64 *sgl_ptr_end =
+ (struct MPI25_IEEE_SGE_CHAIN64 *)&io_req->SGL;
+ sgl_ptr_end += fusion->max_sge_in_main_msg - 1;
+ sgl_ptr_end->Flags = 0;
+ }
+
mpi25_ieee_chain =
(struct MPI25_IEEE_SGE_CHAIN64 *)&io_req->SGL.IeeeChain;
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-21 11:14:02 +0000