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Diffstat (limited to 'drivers/scsi/megaraid/megaraid_sas_fusion.c')
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_fusion.c652
1 files changed, 485 insertions, 167 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index bfd87fab39a..22600419ae9 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -1,7 +1,7 @@
/*
* Linux MegaRAID driver for SAS based RAID controllers
*
- * Copyright (c) 2009-2011 LSI Corporation.
+ * Copyright (c) 2009-2012 LSI Corporation.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -62,7 +62,8 @@ 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);
+wait_and_poll(struct megasas_instance *instance, struct megasas_cmd *cmd,
+ int seconds);
void
megasas_return_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd);
@@ -72,36 +73,33 @@ megasas_clear_intr_fusion(struct megasas_register_set __iomem *regs);
int
megasas_issue_polled(struct megasas_instance *instance,
struct megasas_cmd *cmd);
-
-u8
-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);
-struct MR_LD_RAID *MR_LdRaidGet(u32 ld, struct MR_FW_RAID_MAP_ALL *map);
-
-u16 MR_GetLDTgtId(u32 ld, struct MR_FW_RAID_MAP_ALL *map);
-
void
megasas_check_and_restore_queue_depth(struct megasas_instance *instance);
-u8 MR_ValidateMapInfo(struct MR_FW_RAID_MAP_ALL *map,
- struct LD_LOAD_BALANCE_INFO *lbInfo);
u16 get_updated_dev_handle(struct LD_LOAD_BALANCE_INFO *lbInfo,
struct IO_REQUEST_INFO *in_info);
int megasas_transition_to_ready(struct megasas_instance *instance, int ocr);
void megaraid_sas_kill_hba(struct megasas_instance *instance);
extern u32 megasas_dbg_lvl;
+void megasas_sriov_heartbeat_handler(unsigned long instance_addr);
+int megasas_sriov_start_heartbeat(struct megasas_instance *instance,
+ int initial);
+void megasas_start_timer(struct megasas_instance *instance,
+ struct timer_list *timer,
+ void *fn, unsigned long interval);
+extern struct megasas_mgmt_info megasas_mgmt_info;
+extern int resetwaittime;
/**
* megasas_enable_intr_fusion - Enables interrupts
* @regs: MFI register set
*/
void
-megasas_enable_intr_fusion(struct megasas_register_set __iomem *regs)
+megasas_enable_intr_fusion(struct megasas_instance *instance)
{
+ struct megasas_register_set __iomem *regs;
+ regs = instance->reg_set;
/* For Thunderbolt/Invader also clear intr on enable */
writel(~0, &regs->outbound_intr_status);
readl(&regs->outbound_intr_status);
@@ -110,6 +108,7 @@ megasas_enable_intr_fusion(struct megasas_register_set __iomem *regs)
/* Dummy readl to force pci flush */
readl(&regs->outbound_intr_mask);
+ instance->mask_interrupts = 0;
}
/**
@@ -117,10 +116,13 @@ megasas_enable_intr_fusion(struct megasas_register_set __iomem *regs)
* @regs: MFI register set
*/
void
-megasas_disable_intr_fusion(struct megasas_register_set __iomem *regs)
+megasas_disable_intr_fusion(struct megasas_instance *instance)
{
u32 mask = 0xFFFFFFFF;
u32 status;
+ struct megasas_register_set __iomem *regs;
+ regs = instance->reg_set;
+ instance->mask_interrupts = 1;
writel(mask, &regs->outbound_intr_mask);
/* Dummy readl to force pci flush */
@@ -461,8 +463,8 @@ megasas_alloc_cmds_fusion(struct megasas_instance *instance)
* Allocate the dynamic array first and then allocate individual
* commands.
*/
- fusion->cmd_list = kmalloc(sizeof(struct megasas_cmd_fusion *)
- *max_cmd, GFP_KERNEL);
+ fusion->cmd_list = kzalloc(sizeof(struct megasas_cmd_fusion *)
+ * max_cmd, GFP_KERNEL);
if (!fusion->cmd_list) {
printk(KERN_DEBUG "megasas: out of memory. Could not alloc "
@@ -470,9 +472,6 @@ megasas_alloc_cmds_fusion(struct megasas_instance *instance)
goto fail_cmd_list;
}
- memset(fusion->cmd_list, 0, sizeof(struct megasas_cmd_fusion *)
- *max_cmd);
-
max_cmd = instance->max_fw_cmds;
for (i = 0; i < max_cmd; i++) {
fusion->cmd_list[i] = kmalloc(sizeof(struct megasas_cmd_fusion),
@@ -558,12 +557,13 @@ fail_req_desc:
* For polling, MFI requires the cmd_status to be set to 0xFF before posting.
*/
int
-wait_and_poll(struct megasas_instance *instance, struct megasas_cmd *cmd)
+wait_and_poll(struct megasas_instance *instance, struct megasas_cmd *cmd,
+ int seconds)
{
int i;
struct megasas_header *frame_hdr = &cmd->frame->hdr;
- u32 msecs = MFI_POLL_TIMEOUT_SECS * 1000;
+ u32 msecs = seconds * 1000;
/*
* Wait for cmd_status to change
@@ -594,7 +594,7 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
struct megasas_cmd *cmd;
u8 ret;
struct fusion_context *fusion;
- union MEGASAS_REQUEST_DESCRIPTOR_UNION *req_desc;
+ union MEGASAS_REQUEST_DESCRIPTOR_UNION req_desc;
int i;
struct megasas_header *frame_hdr;
@@ -624,44 +624,52 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
IOCInitMessage->Function = MPI2_FUNCTION_IOC_INIT;
IOCInitMessage->WhoInit = MPI2_WHOINIT_HOST_DRIVER;
- IOCInitMessage->MsgVersion = MPI2_VERSION;
- IOCInitMessage->HeaderVersion = MPI2_HEADER_VERSION;
- IOCInitMessage->SystemRequestFrameSize =
- MEGA_MPI2_RAID_DEFAULT_IO_FRAME_SIZE / 4;
-
- IOCInitMessage->ReplyDescriptorPostQueueDepth = fusion->reply_q_depth;
- IOCInitMessage->ReplyDescriptorPostQueueAddress =
- fusion->reply_frames_desc_phys;
- IOCInitMessage->SystemRequestFrameBaseAddress =
- fusion->io_request_frames_phys;
- /* Set to 0 for none or 1 MSI-X vectors */
- IOCInitMessage->HostMSIxVectors = (instance->msix_vectors > 0 ?
- instance->msix_vectors : 0);
+ IOCInitMessage->MsgVersion = cpu_to_le16(MPI2_VERSION);
+ IOCInitMessage->HeaderVersion = cpu_to_le16(MPI2_HEADER_VERSION);
+ IOCInitMessage->SystemRequestFrameSize = cpu_to_le16(MEGA_MPI2_RAID_DEFAULT_IO_FRAME_SIZE / 4);
+
+ IOCInitMessage->ReplyDescriptorPostQueueDepth = cpu_to_le16(fusion->reply_q_depth);
+ IOCInitMessage->ReplyDescriptorPostQueueAddress = cpu_to_le64(fusion->reply_frames_desc_phys);
+ IOCInitMessage->SystemRequestFrameBaseAddress = cpu_to_le64(fusion->io_request_frames_phys);
+ IOCInitMessage->HostMSIxVectors = instance->msix_vectors;
init_frame = (struct megasas_init_frame *)cmd->frame;
memset(init_frame, 0, MEGAMFI_FRAME_SIZE);
frame_hdr = &cmd->frame->hdr;
frame_hdr->cmd_status = 0xFF;
- frame_hdr->flags |= MFI_FRAME_DONT_POST_IN_REPLY_QUEUE;
+ frame_hdr->flags |= cpu_to_le16(MFI_FRAME_DONT_POST_IN_REPLY_QUEUE);
init_frame->cmd = MFI_CMD_INIT;
init_frame->cmd_status = 0xFF;
- init_frame->queue_info_new_phys_addr_lo = ioc_init_handle;
- init_frame->data_xfer_len = sizeof(struct MPI2_IOC_INIT_REQUEST);
-
- req_desc =
- (union MEGASAS_REQUEST_DESCRIPTOR_UNION *)fusion->req_frames_desc;
-
- req_desc->Words = cmd->frame_phys_addr;
- req_desc->MFAIo.RequestFlags =
+ /* driver support Extended MSIX */
+ if ((instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY))
+ init_frame->driver_operations.
+ mfi_capabilities.support_additional_msix = 1;
+ /* driver supports HA / Remote LUN over Fast Path interface */
+ init_frame->driver_operations.mfi_capabilities.support_fp_remote_lun
+ = 1;
+ /* Convert capability to LE32 */
+ cpu_to_le32s((u32 *)&init_frame->driver_operations.mfi_capabilities);
+
+ init_frame->queue_info_new_phys_addr_hi =
+ cpu_to_le32(upper_32_bits(ioc_init_handle));
+ init_frame->queue_info_new_phys_addr_lo =
+ 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.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);
/*
* disable the intr before firing the init frame
*/
- instance->instancet->disable_intr(instance->reg_set);
+ instance->instancet->disable_intr(instance);
for (i = 0; i < (10 * 1000); i += 20) {
if (readl(&instance->reg_set->doorbell) & 1)
@@ -670,10 +678,10 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
break;
}
- instance->instancet->fire_cmd(instance, req_desc->u.low,
- req_desc->u.high, instance->reg_set);
+ instance->instancet->fire_cmd(instance, req_desc.u.low,
+ req_desc.u.high, instance->reg_set);
- wait_and_poll(instance, cmd);
+ wait_and_poll(instance, cmd, MFI_POLL_TIMEOUT_SECS);
frame_hdr = &cmd->frame->hdr;
if (frame_hdr->cmd_status != 0) {
@@ -724,7 +732,7 @@ megasas_get_ld_map_info(struct megasas_instance *instance)
if (!fusion) {
megasas_return_cmd(instance, cmd);
- return 1;
+ return -ENXIO;
}
dcmd = &cmd->frame->dcmd;
@@ -747,13 +755,13 @@ megasas_get_ld_map_info(struct megasas_instance *instance)
dcmd->cmd = MFI_CMD_DCMD;
dcmd->cmd_status = 0xFF;
dcmd->sge_count = 1;
- dcmd->flags = MFI_FRAME_DIR_READ;
+ dcmd->flags = cpu_to_le16(MFI_FRAME_DIR_READ);
dcmd->timeout = 0;
dcmd->pad_0 = 0;
- dcmd->data_xfer_len = size_map_info;
- dcmd->opcode = MR_DCMD_LD_MAP_GET_INFO;
- dcmd->sgl.sge32[0].phys_addr = ci_h;
- dcmd->sgl.sge32[0].length = size_map_info;
+ dcmd->data_xfer_len = cpu_to_le32(size_map_info);
+ dcmd->opcode = cpu_to_le32(MR_DCMD_LD_MAP_GET_INFO);
+ dcmd->sgl.sge32[0].phys_addr = cpu_to_le32(ci_h);
+ dcmd->sgl.sge32[0].length = cpu_to_le32(size_map_info);
if (!megasas_issue_polled(instance, cmd))
ret = 0;
@@ -774,8 +782,7 @@ megasas_get_map_info(struct megasas_instance *instance)
fusion->fast_path_io = 0;
if (!megasas_get_ld_map_info(instance)) {
- if (MR_ValidateMapInfo(fusion->ld_map[(instance->map_id & 1)],
- fusion->load_balance_info)) {
+ if (MR_ValidateMapInfo(instance)) {
fusion->fast_path_io = 1;
return 0;
}
@@ -823,7 +830,7 @@ megasas_sync_map_info(struct megasas_instance *instance)
map = fusion->ld_map[instance->map_id & 1];
- num_lds = map->raidMap.ldCount;
+ num_lds = le32_to_cpu(map->raidMap.ldCount);
dcmd = &cmd->frame->dcmd;
@@ -851,15 +858,15 @@ megasas_sync_map_info(struct megasas_instance *instance)
dcmd->cmd = MFI_CMD_DCMD;
dcmd->cmd_status = 0xFF;
dcmd->sge_count = 1;
- dcmd->flags = MFI_FRAME_DIR_WRITE;
+ dcmd->flags = cpu_to_le16(MFI_FRAME_DIR_WRITE);
dcmd->timeout = 0;
dcmd->pad_0 = 0;
- dcmd->data_xfer_len = size_map_info;
+ dcmd->data_xfer_len = cpu_to_le32(size_map_info);
dcmd->mbox.b[0] = num_lds;
dcmd->mbox.b[1] = MEGASAS_DCMD_MBOX_PEND_FLAG;
- dcmd->opcode = MR_DCMD_LD_MAP_GET_INFO;
- dcmd->sgl.sge32[0].phys_addr = ci_h;
- dcmd->sgl.sge32[0].length = size_map_info;
+ dcmd->opcode = cpu_to_le32(MR_DCMD_LD_MAP_GET_INFO);
+ dcmd->sgl.sge32[0].phys_addr = cpu_to_le32(ci_h);
+ dcmd->sgl.sge32[0].length = cpu_to_le32(size_map_info);
instance->map_update_cmd = cmd;
@@ -868,6 +875,66 @@ megasas_sync_map_info(struct megasas_instance *instance)
return ret;
}
+/*
+ * meagasas_display_intel_branding - Display branding string
+ * @instance: per adapter object
+ *
+ * Return nothing.
+ */
+static void
+megasas_display_intel_branding(struct megasas_instance *instance)
+{
+ if (instance->pdev->subsystem_vendor != PCI_VENDOR_ID_INTEL)
+ return;
+
+ switch (instance->pdev->device) {
+ case PCI_DEVICE_ID_LSI_INVADER:
+ switch (instance->pdev->subsystem_device) {
+ case MEGARAID_INTEL_RS3DC080_SSDID:
+ dev_info(&instance->pdev->dev, "scsi host %d: %s\n",
+ instance->host->host_no,
+ MEGARAID_INTEL_RS3DC080_BRANDING);
+ break;
+ case MEGARAID_INTEL_RS3DC040_SSDID:
+ dev_info(&instance->pdev->dev, "scsi host %d: %s\n",
+ instance->host->host_no,
+ MEGARAID_INTEL_RS3DC040_BRANDING);
+ break;
+ case MEGARAID_INTEL_RS3SC008_SSDID:
+ dev_info(&instance->pdev->dev, "scsi host %d: %s\n",
+ instance->host->host_no,
+ MEGARAID_INTEL_RS3SC008_BRANDING);
+ break;
+ case MEGARAID_INTEL_RS3MC044_SSDID:
+ dev_info(&instance->pdev->dev, "scsi host %d: %s\n",
+ instance->host->host_no,
+ MEGARAID_INTEL_RS3MC044_BRANDING);
+ break;
+ default:
+ break;
+ }
+ break;
+ case PCI_DEVICE_ID_LSI_FURY:
+ switch (instance->pdev->subsystem_device) {
+ case MEGARAID_INTEL_RS3WC080_SSDID:
+ dev_info(&instance->pdev->dev, "scsi host %d: %s\n",
+ instance->host->host_no,
+ MEGARAID_INTEL_RS3WC080_BRANDING);
+ break;
+ case MEGARAID_INTEL_RS3WC040_SSDID:
+ dev_info(&instance->pdev->dev, "scsi host %d: %s\n",
+ instance->host->host_no,
+ MEGARAID_INTEL_RS3WC040_BRANDING);
+ break;
+ default:
+ break;
+ }
+ break;
+ default:
+ break;
+ }
+}
+
/**
* megasas_init_adapter_fusion - Initializes the FW
* @instance: Adapter soft state
@@ -948,6 +1015,8 @@ megasas_init_adapter_fusion(struct megasas_instance *instance)
if (megasas_ioc_init_fusion(instance))
goto fail_ioc_init;
+ megasas_display_intel_branding(instance);
+
instance->flag_ieee = 1;
fusion->map_sz = sizeof(struct MR_FW_RAID_MAP) +
@@ -1000,9 +1069,8 @@ megasas_fire_cmd_fusion(struct megasas_instance *instance,
spin_lock_irqsave(&instance->hba_lock, flags);
- writel(req_desc_lo,
- &(regs)->inbound_low_queue_port);
- writel(req_desc_hi, &(regs)->inbound_high_queue_port);
+ writel(le32_to_cpu(req_desc_lo), &(regs)->inbound_low_queue_port);
+ writel(le32_to_cpu(req_desc_hi), &(regs)->inbound_high_queue_port);
spin_unlock_irqrestore(&instance->hba_lock, flags);
}
@@ -1075,7 +1143,8 @@ megasas_make_sgl_fusion(struct megasas_instance *instance,
fusion = instance->ctrl_context;
- if (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) {
+ if ((instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY)) {
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;
@@ -1089,10 +1158,11 @@ megasas_make_sgl_fusion(struct megasas_instance *instance,
return 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->Length = cpu_to_le32(sg_dma_len(os_sgl));
+ sgl_ptr->Address = cpu_to_le64(sg_dma_address(os_sgl));
sgl_ptr->Flags = 0;
- if (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) {
+ if ((instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY)) {
if (i == sge_count - 1)
sgl_ptr->Flags = IEEE_SGE_FLAGS_END_OF_LIST;
}
@@ -1104,11 +1174,13 @@ megasas_make_sgl_fusion(struct megasas_instance *instance,
(sge_count > fusion->max_sge_in_main_msg)) {
struct MPI25_IEEE_SGE_CHAIN64 *sg_chain;
- 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)
+ if ((instance->pdev->device ==
+ PCI_DEVICE_ID_LSI_INVADER) ||
+ (instance->pdev->device ==
+ PCI_DEVICE_ID_LSI_FURY)) {
+ if ((le16_to_cpu(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;
@@ -1121,16 +1193,17 @@ megasas_make_sgl_fusion(struct megasas_instance *instance,
sg_chain = sgl_ptr;
/* Prepare chain element */
sg_chain->NextChainOffset = 0;
- if (instance->pdev->device ==
- PCI_DEVICE_ID_LSI_INVADER)
+ if ((instance->pdev->device ==
+ PCI_DEVICE_ID_LSI_INVADER) ||
+ (instance->pdev->device ==
+ PCI_DEVICE_ID_LSI_FURY))
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;
+ sg_chain->Length = cpu_to_le32((sizeof(union MPI2_SGE_IO_UNION) * (sge_count - sg_processed)));
+ sg_chain->Address = cpu_to_le64(cmd->sg_frame_phys_addr);
sgl_ptr =
(struct MPI25_IEEE_SGE_CHAIN64 *)cmd->sg_frame;
@@ -1188,9 +1261,7 @@ megasas_set_pd_lba(struct MPI2_RAID_SCSI_IO_REQUEST *io_request, u8 cdb_len,
io_request->CDB.EEDP32.PrimaryReferenceTag =
cpu_to_be32(ref_tag);
io_request->CDB.EEDP32.PrimaryApplicationTagMask = 0xffff;
-
- io_request->DataLength = num_blocks * 512;
- io_request->IoFlags = 32; /* Specify 32-byte cdb */
+ io_request->IoFlags = cpu_to_le16(32); /* Specify 32-byte cdb */
/* Transfer length */
cdb[28] = (u8)((num_blocks >> 24) & 0xff);
@@ -1200,19 +1271,19 @@ megasas_set_pd_lba(struct MPI2_RAID_SCSI_IO_REQUEST *io_request, u8 cdb_len,
/* set SCSI IO EEDPFlags */
if (scp->sc_data_direction == PCI_DMA_FROMDEVICE) {
- io_request->EEDPFlags =
+ io_request->EEDPFlags = cpu_to_le16(
MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG |
MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG |
MPI2_SCSIIO_EEDPFLAGS_CHECK_REMOVE_OP |
MPI2_SCSIIO_EEDPFLAGS_CHECK_APPTAG |
- MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD;
+ MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD);
} else {
- io_request->EEDPFlags =
+ io_request->EEDPFlags = cpu_to_le16(
MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG |
- MPI2_SCSIIO_EEDPFLAGS_INSERT_OP;
+ MPI2_SCSIIO_EEDPFLAGS_INSERT_OP);
}
- io_request->Control |= (0x4 << 26);
- io_request->EEDPBlockSize = MEGASAS_EEDPBLOCKSIZE;
+ io_request->Control |= cpu_to_le32((0x4 << 26));
+ io_request->EEDPBlockSize = cpu_to_le32(scp->device->sector_size);
} else {
/* Some drives don't support 16/12 byte CDB's, convert to 10 */
if (((cdb_len == 12) || (cdb_len == 16)) &&
@@ -1240,7 +1311,7 @@ megasas_set_pd_lba(struct MPI2_RAID_SCSI_IO_REQUEST *io_request, u8 cdb_len,
cdb[8] = (u8)(num_blocks & 0xff);
cdb[7] = (u8)((num_blocks >> 8) & 0xff);
- io_request->IoFlags = 10; /* Specify 10-byte cdb */
+ io_request->IoFlags = cpu_to_le16(10); /* Specify 10-byte cdb */
cdb_len = 10;
} else if ((cdb_len < 16) && (start_blk > 0xffffffff)) {
/* Convert to 16 byte CDB for large LBA's */
@@ -1278,7 +1349,7 @@ megasas_set_pd_lba(struct MPI2_RAID_SCSI_IO_REQUEST *io_request, u8 cdb_len,
cdb[11] = (u8)((num_blocks >> 16) & 0xff);
cdb[10] = (u8)((num_blocks >> 24) & 0xff);
- io_request->IoFlags = 16; /* Specify 16-byte cdb */
+ io_request->IoFlags = cpu_to_le16(16); /* Specify 16-byte cdb */
cdb_len = 16;
}
@@ -1333,19 +1404,20 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
struct megasas_cmd_fusion *cmd)
{
u8 fp_possible;
- u32 start_lba_lo, start_lba_hi, device_id;
+ u32 start_lba_lo, start_lba_hi, device_id, datalength = 0;
struct MPI2_RAID_SCSI_IO_REQUEST *io_request;
union MEGASAS_REQUEST_DESCRIPTOR_UNION *req_desc;
struct IO_REQUEST_INFO io_info;
struct fusion_context *fusion;
struct MR_FW_RAID_MAP_ALL *local_map_ptr;
+ u8 *raidLUN;
device_id = MEGASAS_DEV_INDEX(instance, scp);
fusion = instance->ctrl_context;
io_request = cmd->io_request;
- io_request->RaidContext.VirtualDiskTgtId = device_id;
+ io_request->RaidContext.VirtualDiskTgtId = cpu_to_le16(device_id);
io_request->RaidContext.status = 0;
io_request->RaidContext.exStatus = 0;
@@ -1359,7 +1431,7 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
* 6-byte READ(0x08) or WRITE(0x0A) cdb
*/
if (scp->cmd_len == 6) {
- io_request->DataLength = (u32) scp->cmnd[4];
+ datalength = (u32) scp->cmnd[4];
start_lba_lo = ((u32) scp->cmnd[1] << 16) |
((u32) scp->cmnd[2] << 8) | (u32) scp->cmnd[3];
@@ -1370,7 +1442,7 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
* 10-byte READ(0x28) or WRITE(0x2A) cdb
*/
else if (scp->cmd_len == 10) {
- io_request->DataLength = (u32) scp->cmnd[8] |
+ datalength = (u32) scp->cmnd[8] |
((u32) scp->cmnd[7] << 8);
start_lba_lo = ((u32) scp->cmnd[2] << 24) |
((u32) scp->cmnd[3] << 16) |
@@ -1381,7 +1453,7 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
* 12-byte READ(0xA8) or WRITE(0xAA) cdb
*/
else if (scp->cmd_len == 12) {
- io_request->DataLength = ((u32) scp->cmnd[6] << 24) |
+ datalength = ((u32) scp->cmnd[6] << 24) |
((u32) scp->cmnd[7] << 16) |
((u32) scp->cmnd[8] << 8) | (u32) scp->cmnd[9];
start_lba_lo = ((u32) scp->cmnd[2] << 24) |
@@ -1393,7 +1465,7 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
* 16-byte READ(0x88) or WRITE(0x8A) cdb
*/
else if (scp->cmd_len == 16) {
- io_request->DataLength = ((u32) scp->cmnd[10] << 24) |
+ datalength = ((u32) scp->cmnd[10] << 24) |
((u32) scp->cmnd[11] << 16) |
((u32) scp->cmnd[12] << 8) | (u32) scp->cmnd[13];
start_lba_lo = ((u32) scp->cmnd[6] << 24) |
@@ -1407,8 +1479,9 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
memset(&io_info, 0, sizeof(struct IO_REQUEST_INFO));
io_info.ldStartBlock = ((u64)start_lba_hi << 32) | start_lba_lo;
- io_info.numBlocks = io_request->DataLength;
+ io_info.numBlocks = datalength;
io_info.ldTgtId = device_id;
+ io_request->DataLength = cpu_to_le32(scsi_bufflen(scp));
if (scp->sc_data_direction == PCI_DMA_FROMDEVICE)
io_info.isRead = 1;
@@ -1422,7 +1495,7 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
} else {
if (MR_BuildRaidContext(instance, &io_info,
&io_request->RaidContext,
- local_map_ptr))
+ local_map_ptr, &raidLUN))
fp_possible = io_info.fpOkForIo;
}
@@ -1435,12 +1508,12 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
if (fp_possible) {
megasas_set_pd_lba(io_request, scp->cmd_len, &io_info, scp,
local_map_ptr, start_lba_lo);
- io_request->DataLength = scsi_bufflen(scp);
io_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST;
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 ((instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY)) {
if (io_request->RaidContext.regLockFlags ==
REGION_TYPE_UNUSED)
cmd->request_desc->SCSIIO.RequestFlags =
@@ -1448,8 +1521,7 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
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->IoFlags |= cpu_to_le16(MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH);
io_request->RaidContext.regLockFlags |=
(MR_RL_FLAGS_GRANT_DESTINATION_CUDA |
MR_RL_FLAGS_SEQ_NUM_ENABLE);
@@ -1465,13 +1537,16 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
scp->SCp.Status &= ~MEGASAS_LOAD_BALANCE_FLAG;
cmd->request_desc->SCSIIO.DevHandle = io_info.devHandle;
io_request->DevHandle = io_info.devHandle;
+ /* populate the LUN field */
+ memcpy(io_request->LUN, raidLUN, 8);
} else {
io_request->RaidContext.timeoutValue =
- local_map_ptr->raidMap.fpPdIoTimeoutSec;
+ cpu_to_le16(local_map_ptr->raidMap.fpPdIoTimeoutSec);
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 ((instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY)) {
if (io_request->RaidContext.regLockFlags ==
REGION_TYPE_UNUSED)
cmd->request_desc->SCSIIO.RequestFlags =
@@ -1484,7 +1559,7 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
io_request->RaidContext.nseg = 0x1;
}
io_request->Function = MEGASAS_MPI2_FUNCTION_LD_IO_REQUEST;
- io_request->DevHandle = device_id;
+ io_request->DevHandle = cpu_to_le16(device_id);
} /* Not FP */
}
@@ -1506,6 +1581,11 @@ megasas_build_dcdb_fusion(struct megasas_instance *instance,
u16 pd_index = 0;
struct MR_FW_RAID_MAP_ALL *local_map_ptr;
struct fusion_context *fusion = instance->ctrl_context;
+ u8 span, physArm;
+ u16 devHandle;
+ u32 ld, arRef, pd;
+ struct MR_LD_RAID *raid;
+ struct RAID_CONTEXT *pRAID_Context;
io_request = cmd->io_request;
device_id = MEGASAS_DEV_INDEX(instance, scmd);
@@ -1513,10 +1593,15 @@ megasas_build_dcdb_fusion(struct megasas_instance *instance,
+scmd->device->id;
local_map_ptr = fusion->ld_map[(instance->map_id & 1)];
+ io_request->DataLength = cpu_to_le32(scsi_bufflen(scmd));
+
+
/* Check if this is a system PD I/O */
- if (instance->pd_list[pd_index].driveState == MR_PD_STATE_SYSTEM) {
+ if (scmd->device->channel < MEGASAS_MAX_PD_CHANNELS &&
+ instance->pd_list[pd_index].driveState == MR_PD_STATE_SYSTEM) {
io_request->Function = 0;
- io_request->DevHandle =
+ 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;
@@ -1526,19 +1611,86 @@ megasas_build_dcdb_fusion(struct megasas_instance *instance,
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;
+ 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;
+ }
} else {
+ if (scmd->device->channel < MEGASAS_MAX_PD_CHANNELS)
+ goto NonFastPath;
+
+ ld = MR_TargetIdToLdGet(device_id, local_map_ptr);
+ if ((ld >= MAX_LOGICAL_DRIVES) || (!fusion->fast_path_io))
+ goto NonFastPath;
+
+ raid = MR_LdRaidGet(ld, local_map_ptr);
+
+ /* check if this LD is FP capable */
+ if (!(raid->capability.fpNonRWCapable))
+ /* not FP capable, send as non-FP */
+ goto NonFastPath;
+
+ /* get RAID_Context pointer */
+ pRAID_Context = &io_request->RaidContext;
+
+ /* set RAID context values */
+ pRAID_Context->regLockFlags = REGION_TYPE_SHARED_READ;
+ pRAID_Context->timeoutValue = raid->fpIoTimeoutForLd;
+ pRAID_Context->VirtualDiskTgtId = cpu_to_le16(device_id);
+ pRAID_Context->regLockRowLBA = 0;
+ pRAID_Context->regLockLength = 0;
+ pRAID_Context->configSeqNum = raid->seqNum;
+
+ /* get the DevHandle for the PD (since this is
+ fpNonRWCapable, this is a single disk RAID0) */
+ span = physArm = 0;
+ arRef = MR_LdSpanArrayGet(ld, span, local_map_ptr);
+ pd = MR_ArPdGet(arRef, physArm, local_map_ptr);
+ devHandle = MR_PdDevHandleGet(pd, local_map_ptr);
+
+ /* build request descriptor */
+ cmd->request_desc->SCSIIO.RequestFlags =
+ (MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY <<
+ MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
+ cmd->request_desc->SCSIIO.DevHandle = devHandle;
+
+ /* populate the LUN field */
+ memcpy(io_request->LUN, raid->LUN, 8);
+
+ /* build the raidScsiIO structure */
+ io_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST;
+ io_request->DevHandle = devHandle;
+
+ return;
+
+NonFastPath:
io_request->Function = MEGASAS_MPI2_FUNCTION_LD_IO_REQUEST;
- io_request->DevHandle = device_id;
+ io_request->DevHandle = cpu_to_le16(device_id);
cmd->request_desc->SCSIIO.RequestFlags =
(MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO <<
MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
}
- io_request->RaidContext.VirtualDiskTgtId = device_id;
+ io_request->RaidContext.VirtualDiskTgtId = cpu_to_le16(device_id);
io_request->LUN[1] = scmd->device->lun;
- io_request->DataLength = scsi_bufflen(scmd);
}
/**
@@ -1577,7 +1729,7 @@ megasas_build_io_fusion(struct megasas_instance *instance,
* Just the CDB length,rest of the Flags are zero
* This will be modified for FP in build_ldio_fusion
*/
- io_request->IoFlags = scp->cmd_len;
+ io_request->IoFlags = cpu_to_le16(scp->cmd_len);
if (megasas_is_ldio(scp))
megasas_build_ldio_fusion(instance, scp, cmd);
@@ -1602,17 +1754,17 @@ megasas_build_io_fusion(struct megasas_instance *instance,
io_request->RaidContext.numSGE = sge_count;
- io_request->SGLFlags = MPI2_SGE_FLAGS_64_BIT_ADDRESSING;
+ io_request->SGLFlags = cpu_to_le16(MPI2_SGE_FLAGS_64_BIT_ADDRESSING);
if (scp->sc_data_direction == PCI_DMA_TODEVICE)
- io_request->Control |= MPI2_SCSIIO_CONTROL_WRITE;
+ io_request->Control |= cpu_to_le32(MPI2_SCSIIO_CONTROL_WRITE);
else if (scp->sc_data_direction == PCI_DMA_FROMDEVICE)
- io_request->Control |= MPI2_SCSIIO_CONTROL_READ;
+ io_request->Control |= cpu_to_le32(MPI2_SCSIIO_CONTROL_READ);
io_request->SGLOffset0 =
offsetof(struct MPI2_RAID_SCSI_IO_REQUEST, SGL) / 4;
- io_request->SenseBufferLowAddress = cmd->sense_phys_addr;
+ io_request->SenseBufferLowAddress = cpu_to_le32(cmd->sense_phys_addr);
io_request->SenseBufferLength = SCSI_SENSE_BUFFERSIZE;
cmd->scmd = scp;
@@ -1629,7 +1781,8 @@ megasas_get_request_descriptor(struct megasas_instance *instance, u16 index)
if (index >= instance->max_fw_cmds) {
printk(KERN_ERR "megasas: Invalid SMID (0x%x)request for "
- "descriptor\n", index);
+ "descriptor for scsi%d\n", index,
+ instance->host->host_no);
return NULL;
}
fusion = instance->ctrl_context;
@@ -1677,7 +1830,7 @@ megasas_build_and_issue_cmd_fusion(struct megasas_instance *instance,
}
req_desc = cmd->request_desc;
- req_desc->SCSIIO.SMID = index;
+ req_desc->SCSIIO.SMID = cpu_to_le16(index);
if (cmd->io_request->ChainOffset != 0 &&
cmd->io_request->ChainOffset != 0xF)
@@ -1736,12 +1889,10 @@ complete_cmd_fusion(struct megasas_instance *instance, u32 MSIxIndex)
if (reply_descript_type == MPI2_RPY_DESCRIPT_FLAGS_UNUSED)
return IRQ_NONE;
- d_val.word = desc->Words;
-
num_completed = 0;
while ((d_val.u.low != UINT_MAX) && (d_val.u.high != UINT_MAX)) {
- smid = reply_desc->SMID;
+ smid = le16_to_cpu(reply_desc->SMID);
cmd_fusion = fusion->cmd_list[smid - 1];
@@ -1829,8 +1980,15 @@ complete_cmd_fusion(struct megasas_instance *instance, u32 MSIxIndex)
return IRQ_NONE;
wmb();
- writel((MSIxIndex << 24) | fusion->last_reply_idx[MSIxIndex],
- &instance->reg_set->reply_post_host_index);
+ if ((instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY))
+ writel(((MSIxIndex & 0x7) << 24) |
+ fusion->last_reply_idx[MSIxIndex],
+ instance->reply_post_host_index_addr[MSIxIndex/8]);
+ else
+ writel((MSIxIndex << 24) |
+ fusion->last_reply_idx[MSIxIndex],
+ instance->reply_post_host_index_addr[0]);
megasas_check_and_restore_queue_depth(instance);
return IRQ_HANDLED;
}
@@ -1859,10 +2017,8 @@ megasas_complete_cmd_dpc_fusion(unsigned long instance_addr)
}
spin_unlock_irqrestore(&instance->hba_lock, flags);
- spin_lock_irqsave(&instance->completion_lock, flags);
for (MSIxIndex = 0 ; MSIxIndex < count; MSIxIndex++)
complete_cmd_fusion(instance, MSIxIndex);
- spin_unlock_irqrestore(&instance->completion_lock, flags);
}
/**
@@ -1874,6 +2030,9 @@ irqreturn_t megasas_isr_fusion(int irq, void *devp)
struct megasas_instance *instance = irq_context->instance;
u32 mfiStatus, fw_state;
+ if (instance->mask_interrupts)
+ return IRQ_NONE;
+
if (!instance->msix_vectors) {
mfiStatus = instance->instancet->clear_intr(instance->reg_set);
if (!mfiStatus)
@@ -1891,8 +2050,11 @@ irqreturn_t megasas_isr_fusion(int irq, void *devp)
/* If we didn't complete any commands, check for FW fault */
fw_state = instance->instancet->read_fw_status_reg(
instance->reg_set) & MFI_STATE_MASK;
- if (fw_state == MFI_STATE_FAULT)
+ if (fw_state == MFI_STATE_FAULT) {
+ printk(KERN_WARNING "megaraid_sas: Iop2SysDoorbellInt"
+ "for scsi%d\n", instance->host->host_no);
schedule_work(&instance->work_init);
+ }
}
return IRQ_HANDLED;
@@ -1935,7 +2097,8 @@ 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) {
+ if ((instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY)) {
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;
@@ -1950,12 +2113,12 @@ build_mpt_mfi_pass_thru(struct megasas_instance *instance,
SGL) / 4;
io_req->ChainOffset = fusion->chain_offset_mfi_pthru;
- mpi25_ieee_chain->Address = mfi_cmd->frame_phys_addr;
+ mpi25_ieee_chain->Address = cpu_to_le64(mfi_cmd->frame_phys_addr);
mpi25_ieee_chain->Flags = IEEE_SGE_FLAGS_CHAIN_ELEMENT |
MPI2_IEEE_SGE_FLAGS_IOCPLBNTA_ADDR;
- mpi25_ieee_chain->Length = MEGASAS_MAX_SZ_CHAIN_FRAME;
+ mpi25_ieee_chain->Length = cpu_to_le32(MEGASAS_MAX_SZ_CHAIN_FRAME);
return 0;
}
@@ -1988,7 +2151,7 @@ build_mpt_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd)
req_desc->SCSIIO.RequestFlags = (MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO <<
MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
- req_desc->SCSIIO.SMID = index;
+ req_desc->SCSIIO.SMID = cpu_to_le16(index);
return req_desc;
}
@@ -2062,21 +2225,52 @@ megasas_check_reset_fusion(struct megasas_instance *instance,
}
/* This function waits for outstanding commands on fusion to complete */
-int megasas_wait_for_outstanding_fusion(struct megasas_instance *instance)
+int megasas_wait_for_outstanding_fusion(struct megasas_instance *instance,
+ int iotimeout, int *convert)
{
- int i, outstanding, retval = 0;
- u32 fw_state, wait_time = MEGASAS_RESET_WAIT_TIME;
+ int i, outstanding, retval = 0, hb_seconds_missed = 0;
+ u32 fw_state;
- for (i = 0; i < wait_time; i++) {
+ for (i = 0; i < resetwaittime; i++) {
/* Check if firmware is in fault state */
fw_state = instance->instancet->read_fw_status_reg(
instance->reg_set) & MFI_STATE_MASK;
if (fw_state == MFI_STATE_FAULT) {
printk(KERN_WARNING "megasas: Found FW in FAULT state,"
- " will reset adapter.\n");
+ " will reset adapter scsi%d.\n",
+ instance->host->host_no);
retval = 1;
goto out;
}
+ /* If SR-IOV VF mode & heartbeat timeout, don't wait */
+ if (instance->requestorId && !iotimeout) {
+ retval = 1;
+ goto out;
+ }
+
+ /* If SR-IOV VF mode & I/O timeout, check for HB timeout */
+ if (instance->requestorId && iotimeout) {
+ if (instance->hb_host_mem->HB.fwCounter !=
+ instance->hb_host_mem->HB.driverCounter) {
+ instance->hb_host_mem->HB.driverCounter =
+ instance->hb_host_mem->HB.fwCounter;
+ hb_seconds_missed = 0;
+ } else {
+ hb_seconds_missed++;
+ if (hb_seconds_missed ==
+ (MEGASAS_SRIOV_HEARTBEAT_INTERVAL_VF/HZ)) {
+ printk(KERN_WARNING "megasas: SR-IOV:"
+ " Heartbeat never completed "
+ " while polling during I/O "
+ " timeout handling for "
+ "scsi%d.\n",
+ instance->host->host_no);
+ *convert = 1;
+ retval = 1;
+ goto out;
+ }
+ }
+ }
outstanding = atomic_read(&instance->fw_outstanding);
if (!outstanding)
@@ -2084,7 +2278,8 @@ int megasas_wait_for_outstanding_fusion(struct megasas_instance *instance)
if (!(i % MEGASAS_RESET_NOTICE_INTERVAL)) {
printk(KERN_NOTICE "megasas: [%2d]waiting for %d "
- "commands to complete\n", i, outstanding);
+ "commands to complete for scsi%d\n", i,
+ outstanding, instance->host->host_no);
megasas_complete_cmd_dpc_fusion(
(unsigned long)instance);
}
@@ -2093,7 +2288,8 @@ int megasas_wait_for_outstanding_fusion(struct megasas_instance *instance)
if (atomic_read(&instance->fw_outstanding)) {
printk("megaraid_sas: pending commands remain after waiting, "
- "will reset adapter.\n");
+ "will reset adapter scsi%d.\n",
+ instance->host->host_no);
retval = 1;
}
out:
@@ -2115,10 +2311,34 @@ void megasas_reset_reply_desc(struct megasas_instance *instance)
reply_desc->Words = ULLONG_MAX;
}
+/* Check for a second path that is currently UP */
+int megasas_check_mpio_paths(struct megasas_instance *instance,
+ struct scsi_cmnd *scmd)
+{
+ int i, j, retval = (DID_RESET << 16);
+
+ if (instance->mpio && instance->requestorId) {
+ for (i = 0 ; i < MAX_MGMT_ADAPTERS ; i++)
+ for (j = 0 ; j < MAX_LOGICAL_DRIVES; j++)
+ if (megasas_mgmt_info.instance[i] &&
+ (megasas_mgmt_info.instance[i] != instance) &&
+ megasas_mgmt_info.instance[i]->mpio &&
+ megasas_mgmt_info.instance[i]->requestorId
+ &&
+ (megasas_mgmt_info.instance[i]->ld_ids[j]
+ == scmd->device->id)) {
+ retval = (DID_NO_CONNECT << 16);
+ goto out;
+ }
+ }
+out:
+ return retval;
+}
+
/* Core fusion reset function */
-int megasas_reset_fusion(struct Scsi_Host *shost)
+int megasas_reset_fusion(struct Scsi_Host *shost, int iotimeout)
{
- int retval = SUCCESS, i, j, retry = 0;
+ int retval = SUCCESS, i, j, retry = 0, convert = 0;
struct megasas_instance *instance;
struct megasas_cmd_fusion *cmd_fusion;
struct fusion_context *fusion;
@@ -2129,28 +2349,39 @@ int megasas_reset_fusion(struct Scsi_Host *shost)
instance = (struct megasas_instance *)shost->hostdata;
fusion = instance->ctrl_context;
+ mutex_lock(&instance->reset_mutex);
+
if (instance->adprecovery == MEGASAS_HW_CRITICAL_ERROR) {
printk(KERN_WARNING "megaraid_sas: Hardware critical error, "
- "returning FAILED.\n");
+ "returning FAILED for scsi%d.\n",
+ instance->host->host_no);
return FAILED;
}
- mutex_lock(&instance->reset_mutex);
+ if (instance->requestorId && !instance->skip_heartbeat_timer_del)
+ del_timer_sync(&instance->sriov_heartbeat_timer);
set_bit(MEGASAS_FUSION_IN_RESET, &instance->reset_flags);
- instance->adprecovery = MEGASAS_ADPRESET_SM_INFAULT;
- instance->instancet->disable_intr(instance->reg_set);
+ instance->adprecovery = MEGASAS_ADPRESET_SM_POLLING;
+ instance->instancet->disable_intr(instance);
msleep(1000);
/* First try waiting for commands to complete */
- if (megasas_wait_for_outstanding_fusion(instance)) {
+ if (megasas_wait_for_outstanding_fusion(instance, iotimeout,
+ &convert)) {
+ instance->adprecovery = MEGASAS_ADPRESET_SM_INFAULT;
printk(KERN_WARNING "megaraid_sas: resetting fusion "
- "adapter.\n");
+ "adapter scsi%d.\n", instance->host->host_no);
+ if (convert)
+ iotimeout = 0;
+
/* Now return commands back to the OS */
for (i = 0 ; i < instance->max_fw_cmds; i++) {
cmd_fusion = fusion->cmd_list[i];
if (cmd_fusion->scmd) {
scsi_dma_unmap(cmd_fusion->scmd);
- cmd_fusion->scmd->result = (DID_RESET << 16);
+ cmd_fusion->scmd->result =
+ megasas_check_mpio_paths(instance,
+ cmd_fusion->scmd);
cmd_fusion->scmd->scsi_done(cmd_fusion->scmd);
megasas_return_cmd_fusion(instance, cmd_fusion);
atomic_dec(&instance->fw_outstanding);
@@ -2165,13 +2396,67 @@ int megasas_reset_fusion(struct Scsi_Host *shost)
(abs_state == MFI_STATE_FAULT && !reset_adapter)) {
/* Reset not supported, kill adapter */
printk(KERN_WARNING "megaraid_sas: Reset not supported"
- ", killing adapter.\n");
+ ", killing 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;
goto out;
}
+ /* Let SR-IOV VF & PF sync up if there was a HB failure */
+ if (instance->requestorId && !iotimeout) {
+ msleep(MEGASAS_OCR_SETTLE_TIME_VF);
+ /* Look for a late HB update after VF settle time */
+ if (abs_state == MFI_STATE_OPERATIONAL &&
+ (instance->hb_host_mem->HB.fwCounter !=
+ instance->hb_host_mem->HB.driverCounter)) {
+ instance->hb_host_mem->HB.driverCounter =
+ instance->hb_host_mem->HB.fwCounter;
+ printk(KERN_WARNING "megasas: SR-IOV:"
+ "Late FW heartbeat update for "
+ "scsi%d.\n",
+ instance->host->host_no);
+ } else {
+ /* In VF mode, first poll for FW ready */
+ for (i = 0;
+ i < (MEGASAS_RESET_WAIT_TIME * 1000);
+ i += 20) {
+ status_reg =
+ instance->instancet->
+ read_fw_status_reg(
+ instance->reg_set);
+ abs_state = status_reg &
+ MFI_STATE_MASK;
+ if (abs_state == MFI_STATE_READY) {
+ printk(KERN_WARNING "megasas"
+ ": SR-IOV: FW was found"
+ "to be in ready state "
+ "for scsi%d.\n",
+ instance->host->host_no);
+ break;
+ }
+ msleep(20);
+ }
+ if (abs_state != MFI_STATE_READY) {
+ printk(KERN_WARNING "megasas: SR-IOV: "
+ "FW not in ready state after %d"
+ " seconds for scsi%d, status_reg = "
+ "0x%x.\n",
+ MEGASAS_RESET_WAIT_TIME,
+ instance->host->host_no,
+ status_reg);
+ megaraid_sas_kill_hba(instance);
+ instance->skip_heartbeat_timer_del = 1;
+ instance->adprecovery =
+ MEGASAS_HW_CRITICAL_ERROR;
+ retval = FAILED;
+ goto out;
+ }
+ }
+ }
+
/* Now try to reset the chip */
for (i = 0; i < MEGASAS_FUSION_MAX_RESET_TRIES; i++) {
writel(MPI2_WRSEQ_FLUSH_KEY_VALUE,
@@ -2198,7 +2483,9 @@ int megasas_reset_fusion(struct Scsi_Host *shost)
readl(&instance->reg_set->fusion_host_diag);
if (retry++ == 100) {
printk(KERN_WARNING "megaraid_sas: "
- "Host diag unlock failed!\n");
+ "Host diag unlock failed! "
+ "for scsi%d\n",
+ instance->host->host_no);
break;
}
}
@@ -2220,7 +2507,8 @@ int megasas_reset_fusion(struct Scsi_Host *shost)
if (retry++ == 1000) {
printk(KERN_WARNING "megaraid_sas: "
"Diag reset adapter never "
- "cleared!\n");
+ "cleared for scsi%d!\n",
+ instance->host->host_no);
break;
}
}
@@ -2242,29 +2530,29 @@ int megasas_reset_fusion(struct Scsi_Host *shost)
if (abs_state <= MFI_STATE_FW_INIT) {
printk(KERN_WARNING "megaraid_sas: firmware "
"state < MFI_STATE_FW_INIT, state = "
- "0x%x\n", abs_state);
+ "0x%x for scsi%d\n", abs_state,
+ instance->host->host_no);
continue;
}
/* Wait for FW to become ready */
if (megasas_transition_to_ready(instance, 1)) {
printk(KERN_WARNING "megaraid_sas: Failed to "
- "transition controller to ready.\n");
+ "transition controller to ready "
+ "for scsi%d.\n",
+ instance->host->host_no);
continue;
}
megasas_reset_reply_desc(instance);
if (megasas_ioc_init_fusion(instance)) {
printk(KERN_WARNING "megaraid_sas: "
- "megasas_ioc_init_fusion() failed!\n");
+ "megasas_ioc_init_fusion() failed!"
+ " for scsi%d\n",
+ instance->host->host_no);
continue;
}
- clear_bit(MEGASAS_FUSION_IN_RESET,
- &instance->reset_flags);
- instance->instancet->enable_intr(instance->reg_set);
- instance->adprecovery = MEGASAS_HBA_OPERATIONAL;
-
/* Re-fire management commands */
for (j = 0 ; j < instance->max_fw_cmds; j++) {
cmd_fusion = fusion->cmd_list[j];
@@ -2274,7 +2562,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost)
instance->
cmd_list[cmd_fusion->sync_cmd_idx];
if (cmd_mfi->frame->dcmd.opcode ==
- MR_DCMD_LD_MAP_GET_INFO) {
+ cpu_to_le32(MR_DCMD_LD_MAP_GET_INFO)) {
megasas_return_cmd(instance,
cmd_mfi);
megasas_return_cmd_fusion(
@@ -2285,11 +2573,15 @@ int megasas_reset_fusion(struct Scsi_Host *shost)
instance,
cmd_mfi->context.smid
-1);
- if (!req_desc)
+ if (!req_desc) {
printk(KERN_WARNING
"req_desc NULL"
- "\n");
- else {
+ " for scsi%d\n",
+ instance->host->host_no);
+ /* Return leaked MPT
+ frame */
+ megasas_return_cmd_fusion(instance, cmd_fusion);
+ } else {
instance->instancet->
fire_cmd(instance,
req_desc->
@@ -2303,6 +2595,11 @@ int megasas_reset_fusion(struct Scsi_Host *shost)
}
}
+ clear_bit(MEGASAS_FUSION_IN_RESET,
+ &instance->reset_flags);
+ instance->instancet->enable_intr(instance);
+ instance->adprecovery = MEGASAS_HBA_OPERATIONAL;
+
/* Reset load balance info */
memset(fusion->load_balance_info, 0,
sizeof(struct LD_LOAD_BALANCE_INFO)
@@ -2311,20 +2608,41 @@ int megasas_reset_fusion(struct Scsi_Host *shost)
if (!megasas_get_map_info(instance))
megasas_sync_map_info(instance);
+ /* Restart SR-IOV heartbeat */
+ if (instance->requestorId) {
+ if (!megasas_sriov_start_heartbeat(instance, 0))
+ megasas_start_timer(instance,
+ &instance->sriov_heartbeat_timer,
+ megasas_sriov_heartbeat_handler,
+ MEGASAS_SRIOV_HEARTBEAT_INTERVAL_VF);
+ else
+ instance->skip_heartbeat_timer_del = 1;
+ }
+
/* Adapter reset completed successfully */
printk(KERN_WARNING "megaraid_sas: Reset "
- "successful.\n");
+ "successful for scsi%d.\n",
+ instance->host->host_no);
retval = SUCCESS;
goto out;
}
/* Reset failed, kill the adapter */
printk(KERN_WARNING "megaraid_sas: Reset failed, killing "
- "adapter.\n");
+ "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 */
+ if (instance->requestorId) {
+ megasas_start_timer(instance,
+ &instance->sriov_heartbeat_timer,
+ megasas_sriov_heartbeat_handler,
+ MEGASAS_SRIOV_HEARTBEAT_INTERVAL_VF);
+ }
clear_bit(MEGASAS_FUSION_IN_RESET, &instance->reset_flags);
- instance->instancet->enable_intr(instance->reg_set);
+ instance->instancet->enable_intr(instance);
instance->adprecovery = MEGASAS_HBA_OPERATIONAL;
}
out:
@@ -2339,7 +2657,7 @@ void megasas_fusion_ocr_wq(struct work_struct *work)
struct megasas_instance *instance =
container_of(work, struct megasas_instance, work_init);
- megasas_reset_fusion(instance->host);
+ megasas_reset_fusion(instance->host, 0);
}
struct megasas_instance_template megasas_instance_template_fusion = {
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 15:09:30 +0000