MODULE_PARM_DESC(logging_level, " bits for enabling additional logging info "
"(default=0)");
+static ushort max_sectors = 0xFFFF;
+module_param(max_sectors, ushort, 0);
+MODULE_PARM_DESC(max_sectors, "max sectors, range 64 to 8192 default=8192");
+
/* scsi-mid layer global parmeter is max_report_luns, which is 511 */
#define MPT2SAS_MAX_LUN (16895)
static int max_lun = MPT2SAS_MAX_LUN;
case MPI2_RAID_VOL_TYPE_RAID1E:
qdepth = MPT2SAS_RAID_QUEUE_DEPTH;
if (ioc->manu_pg10.OEMIdentifier &&
- (ioc->manu_pg10.GenericFlags0 &
+ (le32_to_cpu(ioc->manu_pg10.GenericFlags0) &
MFG10_GF0_R10_DISPLAY) &&
!(raid_device->num_pds % 2))
r_level = "RAID10";
* @type: MPI2_SCSITASKMGMT_TASKTYPE__XXX (defined in mpi2_init.h)
* @smid_task: smid assigned to the task
* @timeout: timeout in seconds
+ * @serial_number: the serial_number from scmd
+ * @m_type: TM_MUTEX_ON or TM_MUTEX_OFF
* Context: user
*
* A generic API for sending task management requests to firmware.
int
mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint channel,
uint id, uint lun, u8 type, u16 smid_task, ulong timeout,
- struct scsi_cmnd *scmd)
+ unsigned long serial_number, enum mutex_type m_type)
{
Mpi2SCSITaskManagementRequest_t *mpi_request;
Mpi2SCSITaskManagementReply_t *mpi_reply;
u16 smid = 0;
u32 ioc_state;
unsigned long timeleft;
- struct scsi_cmnd *scmd_lookup;
+ struct scsiio_tracker *scsi_lookup = NULL;
int rc;
- mutex_lock(&ioc->tm_cmds.mutex);
+ if (m_type == TM_MUTEX_ON)
+ mutex_lock(&ioc->tm_cmds.mutex);
if (ioc->tm_cmds.status != MPT2_CMD_NOT_USED) {
printk(MPT2SAS_INFO_FMT "%s: tm_cmd busy!!!\n",
__func__, ioc->name);
if (ioc_state & MPI2_DOORBELL_USED) {
dhsprintk(ioc, printk(MPT2SAS_INFO_FMT "unexpected doorbell "
"active!\n", ioc->name));
- mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP,
+ rc = mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP,
FORCE_BIG_HAMMER);
- rc = SUCCESS;
+ rc = (!rc) ? SUCCESS : FAILED;
goto err_out;
}
if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_FAULT) {
mpt2sas_base_fault_info(ioc, ioc_state &
MPI2_DOORBELL_DATA_MASK);
- mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP,
+ rc = mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP,
FORCE_BIG_HAMMER);
- rc = SUCCESS;
+ rc = (!rc) ? SUCCESS : FAILED;
goto err_out;
}
goto err_out;
}
+ if (type == MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK)
+ scsi_lookup = &ioc->scsi_lookup[smid_task - 1];
+
dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "sending tm: handle(0x%04x),"
" task_type(0x%02x), smid(%d)\n", ioc->name, handle, type,
smid_task));
mpi_request = mpt2sas_base_get_msg_frame(ioc, smid);
ioc->tm_cmds.smid = smid;
memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t));
+ memset(ioc->tm_cmds.reply, 0, sizeof(Mpi2SCSITaskManagementReply_t));
mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
mpi_request->DevHandle = cpu_to_le16(handle);
mpi_request->TaskType = type;
_debug_dump_mf(mpi_request,
sizeof(Mpi2SCSITaskManagementRequest_t)/4);
if (!(ioc->tm_cmds.status & MPT2_CMD_RESET)) {
- mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP,
+ rc = mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP,
FORCE_BIG_HAMMER);
- rc = SUCCESS;
+ rc = (!rc) ? SUCCESS : FAILED;
ioc->tm_cmds.status = MPT2_CMD_NOT_USED;
mpt2sas_scsih_clear_tm_flag(ioc, handle);
goto err_out;
}
}
- /* sanity check:
- * Check to see the commands were terminated.
- * This is only needed for eh callbacks, hence the scmd check.
- */
- rc = FAILED;
- if (scmd == NULL)
- goto bypass_sanity_checks;
switch (type) {
case MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK:
- scmd_lookup = _scsih_scsi_lookup_get(ioc, smid_task);
- if (scmd_lookup)
- rc = FAILED;
- else
- rc = SUCCESS;
+ rc = SUCCESS;
+ if (scsi_lookup->scmd == NULL)
+ break;
+ rc = FAILED;
break;
case MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET:
rc = SUCCESS;
break;
+ case MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET:
case MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET:
if (_scsih_scsi_lookup_find_by_lun(ioc, id, lun, channel))
rc = FAILED;
else
rc = SUCCESS;
break;
+ case MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK:
+ rc = SUCCESS;
+ break;
+ default:
+ rc = FAILED;
+ break;
}
- bypass_sanity_checks:
-
mpt2sas_scsih_clear_tm_flag(ioc, handle);
ioc->tm_cmds.status = MPT2_CMD_NOT_USED;
- mutex_unlock(&ioc->tm_cmds.mutex);
+ if (m_type == TM_MUTEX_ON)
+ mutex_unlock(&ioc->tm_cmds.mutex);
return rc;
err_out:
- mutex_unlock(&ioc->tm_cmds.mutex);
+ if (m_type == TM_MUTEX_ON)
+ mutex_unlock(&ioc->tm_cmds.mutex);
return rc;
}
handle = sas_device_priv_data->sas_target->handle;
r = mpt2sas_scsih_issue_tm(ioc, handle, scmd->device->channel,
scmd->device->id, scmd->device->lun,
- MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, scmd);
+ MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30,
+ scmd->serial_number, TM_MUTEX_ON);
out:
sdev_printk(KERN_INFO, scmd->device, "task abort: %s scmd(%p)\n",
r = mpt2sas_scsih_issue_tm(ioc, handle, scmd->device->channel,
scmd->device->id, scmd->device->lun,
- MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 30, scmd);
+ MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 30, 0,
+ TM_MUTEX_ON);
out:
sdev_printk(KERN_INFO, scmd->device, "device reset: %s scmd(%p)\n",
r = mpt2sas_scsih_issue_tm(ioc, handle, scmd->device->channel,
scmd->device->id, 0, MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0,
- 30, scmd);
+ 30, 0, TM_MUTEX_ON);
out:
starget_printk(KERN_INFO, starget, "target reset: %s scmd(%p)\n",
}
}
+/**
+ * _scsih_ublock_io_all_device - unblock every device
+ * @ioc: per adapter object
+ *
+ * change the device state from block to running
+ */
+static void
+_scsih_ublock_io_all_device(struct MPT2SAS_ADAPTER *ioc)
+{
+ struct MPT2SAS_DEVICE *sas_device_priv_data;
+ struct scsi_device *sdev;
+
+ shost_for_each_device(sdev, ioc->shost) {
+ sas_device_priv_data = sdev->hostdata;
+ if (!sas_device_priv_data)
+ continue;
+ if (!sas_device_priv_data->block)
+ continue;
+ sas_device_priv_data->block = 0;
+ dewtprintk(ioc, sdev_printk(KERN_INFO, sdev, "device_running, "
+ "handle(0x%04x)\n",
+ sas_device_priv_data->sas_target->handle));
+ scsi_internal_device_unblock(sdev);
+ }
+}
/**
* _scsih_ublock_io_device - set the device state to SDEV_RUNNING
* @ioc: per adapter object
}
}
+/**
+ * _scsih_block_io_all_device - set the device state to SDEV_BLOCK
+ * @ioc: per adapter object
+ * @handle: device handle
+ *
+ * During device pull we need to appropiately set the sdev state.
+ */
+static void
+_scsih_block_io_all_device(struct MPT2SAS_ADAPTER *ioc)
+{
+ struct MPT2SAS_DEVICE *sas_device_priv_data;
+ struct scsi_device *sdev;
+
+ shost_for_each_device(sdev, ioc->shost) {
+ sas_device_priv_data = sdev->hostdata;
+ if (!sas_device_priv_data)
+ continue;
+ if (sas_device_priv_data->block)
+ continue;
+ sas_device_priv_data->block = 1;
+ dewtprintk(ioc, sdev_printk(KERN_INFO, sdev, "device_blocked, "
+ "handle(0x%04x)\n",
+ sas_device_priv_data->sas_target->handle));
+ scsi_internal_device_block(sdev);
+ }
+}
+
+
/**
* _scsih_block_io_device - set the device state to SDEV_BLOCK
* @ioc: per adapter object
return 0;
}
- if (ioc->pci_error_recovery) {
+ if (ioc->pci_error_recovery || ioc->remove_host) {
scmd->result = DID_NO_CONNECT << 16;
scmd->scsi_done(scmd);
return 0;
u32 log_info;
struct MPT2SAS_DEVICE *sas_device_priv_data;
u32 response_code = 0;
+ unsigned long flags;
mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
scmd = _scsih_scsi_lookup_get_clear(ioc, smid);
* the failed direct I/O should be redirected to volume
*/
if (_scsih_scsi_direct_io_get(ioc, smid)) {
+ spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
+ ioc->scsi_lookup[smid - 1].scmd = scmd;
+ spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
_scsih_scsi_direct_io_set(ioc, smid, 0);
memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len);
mpi_request->DevHandle =
Mpi2SasEnclosurePage0_t enclosure_pg0;
u32 ioc_status;
u16 parent_handle;
- __le64 sas_address, sas_address_parent = 0;
+ u64 sas_address, sas_address_parent = 0;
int i;
unsigned long flags;
struct _sas_port *mpt2sas_port = NULL;
break;
}
printk(MPT2SAS_INFO_FMT "device status change: (%s)\n"
- "\thandle(0x%04x), sas address(0x%016llx)", ioc->name,
- reason_str, le16_to_cpu(event_data->DevHandle),
- (unsigned long long)le64_to_cpu(event_data->SASAddress));
+ "\thandle(0x%04x), sas address(0x%016llx), tag(%d)",
+ ioc->name, reason_str, le16_to_cpu(event_data->DevHandle),
+ (unsigned long long)le64_to_cpu(event_data->SASAddress),
+ le16_to_cpu(event_data->TaskTag));
if (event_data->ReasonCode == MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA)
printk(MPT2SAS_INFO_FMT ", ASC(0x%x), ASCQ(0x%x)\n", ioc->name,
event_data->ASC, event_data->ASCQ);
{
struct MPT2SAS_TARGET *target_priv_data;
struct _sas_device *sas_device;
- __le64 sas_address;
+ u64 sas_address;
unsigned long flags;
Mpi2EventDataSasDeviceStatusChange_t *event_data =
fw_event->event_data;
u32 termination_count;
u32 query_count;
Mpi2SCSITaskManagementReply_t *mpi_reply;
-#ifdef CONFIG_SCSI_MPT2SAS_LOGGING
Mpi2EventDataSasBroadcastPrimitive_t *event_data = fw_event->event_data;
-#endif
u16 ioc_status;
unsigned long flags;
int r;
+ u8 max_retries = 0;
+ u8 task_abort_retries;
+
+ mutex_lock(&ioc->tm_cmds.mutex);
+ dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter: phy number(%d), "
+ "width(%d)\n", ioc->name, __func__, event_data->PhyNum,
+ event_data->PortWidth));
- dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "broadcast primitive: "
- "phy number(%d), width(%d)\n", ioc->name, event_data->PhyNum,
- event_data->PortWidth));
- dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name,
- __func__));
+ _scsih_block_io_all_device(ioc);
spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
- ioc->broadcast_aen_busy = 0;
+ mpi_reply = ioc->tm_cmds.reply;
+broadcast_aen_retry:
+
+ /* sanity checks for retrying this loop */
+ if (max_retries++ == 5) {
+ dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: giving up\n",
+ ioc->name, __func__));
+ goto out;
+ } else if (max_retries > 1)
+ dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: %d retry\n",
+ ioc->name, __func__, max_retries - 1));
+
termination_count = 0;
query_count = 0;
- mpi_reply = ioc->tm_cmds.reply;
for (smid = 1; smid <= ioc->scsiio_depth; smid++) {
+ if (ioc->ioc_reset_in_progress_status)
+ goto out;
scmd = _scsih_scsi_lookup_get(ioc, smid);
if (!scmd)
continue;
lun = sas_device_priv_data->lun;
query_count++;
+ if (ioc->ioc_reset_in_progress_status)
+ goto out;
+
spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
- mpt2sas_scsih_issue_tm(ioc, handle, 0, 0, lun,
- MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid, 30, NULL);
- ioc->tm_cmds.status = MPT2_CMD_NOT_USED;
+ r = mpt2sas_scsih_issue_tm(ioc, handle, 0, 0, lun,
+ MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid, 30, 0,
+ TM_MUTEX_OFF);
+ if (r == FAILED) {
+ sdev_printk(KERN_WARNING, sdev,
+ "mpt2sas_scsih_issue_tm: FAILED when sending "
+ "QUERY_TASK: scmd(%p)\n", scmd);
+ spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
+ goto broadcast_aen_retry;
+ }
ioc_status = le16_to_cpu(mpi_reply->IOCStatus)
& MPI2_IOCSTATUS_MASK;
- if ((ioc_status == MPI2_IOCSTATUS_SUCCESS) &&
- (mpi_reply->ResponseCode ==
+ if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
+ sdev_printk(KERN_WARNING, sdev, "query task: FAILED "
+ "with IOCSTATUS(0x%04x), scmd(%p)\n", ioc_status,
+ scmd);
+ spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
+ goto broadcast_aen_retry;
+ }
+
+ /* see if IO is still owned by IOC and target */
+ if (mpi_reply->ResponseCode ==
MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED ||
mpi_reply->ResponseCode ==
- MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC)) {
+ MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC) {
spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
continue;
}
+ task_abort_retries = 0;
+ tm_retry:
+ if (task_abort_retries++ == 60) {
+ dewtprintk(ioc, printk(MPT2SAS_INFO_FMT
+ "%s: ABORT_TASK: giving up\n", ioc->name,
+ __func__));
+ spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
+ goto broadcast_aen_retry;
+ }
+
+ if (ioc->ioc_reset_in_progress_status)
+ goto out_no_lock;
+
r = mpt2sas_scsih_issue_tm(ioc, handle, sdev->channel, sdev->id,
sdev->lun, MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30,
- scmd);
- if (r == FAILED)
- sdev_printk(KERN_WARNING, sdev, "task abort: FAILED "
+ scmd->serial_number, TM_MUTEX_OFF);
+ if (r == FAILED) {
+ sdev_printk(KERN_WARNING, sdev,
+ "mpt2sas_scsih_issue_tm: ABORT_TASK: FAILED : "
"scmd(%p)\n", scmd);
+ goto tm_retry;
+ }
+
+ if (task_abort_retries > 1)
+ sdev_printk(KERN_WARNING, sdev,
+ "mpt2sas_scsih_issue_tm: ABORT_TASK: RETRIES (%d):"
+ " scmd(%p)\n",
+ task_abort_retries - 1, scmd);
+
termination_count += le32_to_cpu(mpi_reply->TerminationCount);
spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
}
+
+ if (ioc->broadcast_aen_pending) {
+ dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: loop back due to"
+ " pending AEN\n", ioc->name, __func__));
+ ioc->broadcast_aen_pending = 0;
+ goto broadcast_aen_retry;
+ }
+
+ out:
spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
+ out_no_lock:
- dtmprintk(ioc, printk(MPT2SAS_INFO_FMT
+ dewtprintk(ioc, printk(MPT2SAS_INFO_FMT
"%s - exit, query_count = %d termination_count = %d\n",
ioc->name, __func__, query_count, termination_count));
+
+ ioc->broadcast_aen_busy = 0;
+ if (!ioc->ioc_reset_in_progress_status)
+ _scsih_ublock_io_all_device(ioc);
+ mutex_unlock(&ioc->tm_cmds.mutex);
}
/**
Mpi2ExpanderPage0_t expander_pg0;
Mpi2ConfigReply_t mpi_reply;
u16 ioc_status;
- __le64 sas_address;
+ u64 sas_address;
u16 handle;
printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__);
mpi_reply->EventData;
if (baen_data->Primitive !=
- MPI2_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT ||
- ioc->broadcast_aen_busy)
+ MPI2_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT)
return 1;
- ioc->broadcast_aen_busy = 1;
+
+ if (ioc->broadcast_aen_busy) {
+ ioc->broadcast_aen_pending++;
+ return 1;
+ } else
+ ioc->broadcast_aen_busy = 1;
break;
}
}
sas_remove_host(shost);
- _scsih_shutdown(pdev);
list_del(&ioc->list);
scsi_remove_host(shost);
scsi_host_put(shost);
shost->transportt = mpt2sas_transport_template;
shost->unique_id = ioc->id;
+ if (max_sectors != 0xFFFF) {
+ if (max_sectors < 64) {
+ shost->max_sectors = 64;
+ printk(MPT2SAS_WARN_FMT "Invalid value %d passed "
+ "for max_sectors, range is 64 to 8192. Assigning "
+ "value of 64.\n", ioc->name, max_sectors);
+ } else if (max_sectors > 8192) {
+ shost->max_sectors = 8192;
+ printk(MPT2SAS_WARN_FMT "Invalid value %d passed "
+ "for max_sectors, range is 64 to 8192. Assigning "
+ "default value of 8192.\n", ioc->name,
+ max_sectors);
+ } else {
+ shost->max_sectors = max_sectors & 0xFFFE;
+ printk(MPT2SAS_INFO_FMT "The max_sectors value is "
+ "set to %d\n", ioc->name, shost->max_sectors);
+ }
+ }
+
if ((scsi_add_host(shost, &pdev->dev))) {
printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
ioc->name, __FILE__, __LINE__, __func__);
{
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct MPT2SAS_ADAPTER *ioc = shost_priv(shost);
- u32 device_state;
+ pci_power_t device_state;
mpt2sas_base_stop_watchdog(ioc);
scsi_block_requests(shost);
{
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct MPT2SAS_ADAPTER *ioc = shost_priv(shost);
- u32 device_state = pdev->current_state;
+ pci_power_t device_state = pdev->current_state;
int r;
printk(MPT2SAS_INFO_FMT "pdev=0x%p, slot=%s, previous "
git.openpandora.org / pandora-kernel.git / blobdiff