struct buflist **blp, dma_addr_t *sglbuf_dma, MPT_ADAPTER *ioc);
static void kfree_sgl(MptSge_t *sgl, dma_addr_t sgl_dma,
struct buflist *buflist, MPT_ADAPTER *ioc);
-static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function);
/*
* Reset Handler cleanup function
return 1;
}
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/* mptctl_timeout_expired
- *
- * Expecting an interrupt, however timed out.
- *
- */
-static void
-mptctl_timeout_expired(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf)
-{
- unsigned long flags;
-
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT ": %s\n",
- ioc->name, __func__));
-
- if (mpt_fwfault_debug)
- mpt_halt_firmware(ioc);
-
- spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
- if (ioc->ioc_reset_in_progress) {
- spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
- CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status)
- mpt_free_msg_frame(ioc, mf);
- return;
- }
- spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
-
-
- if (!mptctl_bus_reset(ioc, mf->u.hdr.Function))
- return;
-
- /* Issue a reset for this device.
- * The IOC is not responding.
- */
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Calling HardReset! \n",
- ioc->name));
- CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status)
- mpt_HardResetHandler(ioc, CAN_SLEEP);
- mpt_free_msg_frame(ioc, mf);
-}
static int
mptctl_taskmgmt_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
return 0;
}
-/* mptctl_bus_reset
- *
- * Bus reset code.
- *
- */
-static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function)
+static int
+mptctl_do_taskmgmt(MPT_ADAPTER *ioc, u8 tm_type, u8 bus_id, u8 target_id)
{
MPT_FRAME_HDR *mf;
SCSITaskMgmt_t *pScsiTm;
unsigned long time_count;
u16 iocstatus;
- /* bus reset is only good for SCSI IO, RAID PASSTHRU */
- if (!(function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH ||
- function == MPI_FUNCTION_SCSI_IO_REQUEST)) {
- dtmprintk(ioc, printk(MYIOC_s_WARN_FMT
- "TaskMgmt, not SCSI_IO!!\n", ioc->name));
- return -EPERM;
- }
mutex_lock(&ioc->taskmgmt_cmds.mutex);
if (mpt_set_taskmgmt_in_progress_flag(ioc) != 0) {
retval = 0;
- /* Send request
- */
mf = mpt_get_msg_frame(mptctl_taskmgmt_id, ioc);
if (mf == NULL) {
- dtmprintk(ioc, printk(MYIOC_s_WARN_FMT
- "TaskMgmt, no msg frames!!\n", ioc->name));
+ dtmprintk(ioc,
+ printk(MYIOC_s_WARN_FMT "TaskMgmt, no msg frames!!\n",
+ ioc->name));
mpt_clear_taskmgmt_in_progress_flag(ioc);
retval = -ENOMEM;
- goto mptctl_bus_reset_done;
+ goto tm_done;
}
dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt request (mf=%p)\n",
pScsiTm = (SCSITaskMgmt_t *) mf;
memset(pScsiTm, 0, sizeof(SCSITaskMgmt_t));
pScsiTm->Function = MPI_FUNCTION_SCSI_TASK_MGMT;
- pScsiTm->TaskType = MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS;
- pScsiTm->MsgFlags = MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION;
- pScsiTm->TargetID = 0;
- pScsiTm->Bus = 0;
+ pScsiTm->TaskType = tm_type;
+ if ((tm_type == MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS) &&
+ (ioc->bus_type == FC))
+ pScsiTm->MsgFlags =
+ MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION;
+ pScsiTm->TargetID = target_id;
+ pScsiTm->Bus = bus_id;
pScsiTm->ChainOffset = 0;
pScsiTm->Reserved = 0;
pScsiTm->Reserved1 = 0;
timeout = 30;
break;
case SPI:
- default:
- timeout = 2;
+ default:
+ timeout = 10;
break;
}
- dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
- "TaskMgmt type=%d timeout=%ld\n",
- ioc->name, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, timeout));
+ dtmprintk(ioc,
+ printk(MYIOC_s_DEBUG_FMT "TaskMgmt type=%d timeout=%ld\n",
+ ioc->name, tm_type, timeout));
INITIALIZE_MGMT_STATUS(ioc->taskmgmt_cmds.status)
- CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status)
time_count = jiffies;
if ((ioc->facts.IOCCapabilities & MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q) &&
(ioc->facts.MsgVersion >= MPI_VERSION_01_05))
retval = mpt_send_handshake_request(mptctl_taskmgmt_id, ioc,
sizeof(SCSITaskMgmt_t), (u32 *)pScsiTm, CAN_SLEEP);
if (retval != 0) {
- dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
+ dfailprintk(ioc,
+ printk(MYIOC_s_ERR_FMT
"TaskMgmt send_handshake FAILED!"
" (ioc %p, mf %p, rc=%d) \n", ioc->name,
ioc, mf, retval));
+ mpt_free_msg_frame(ioc, mf);
mpt_clear_taskmgmt_in_progress_flag(ioc);
- goto mptctl_bus_reset_done;
+ goto tm_done;
}
}
/* Now wait for the command to complete */
ii = wait_for_completion_timeout(&ioc->taskmgmt_cmds.done, timeout*HZ);
+
if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
"TaskMgmt failed\n", ioc->name));
retval = 0;
else
retval = -1; /* return failure */
- goto mptctl_bus_reset_done;
+ goto tm_done;
}
if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_RF_VALID)) {
dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
"TaskMgmt failed\n", ioc->name));
retval = -1; /* return failure */
- goto mptctl_bus_reset_done;
+ goto tm_done;
}
pScsiTmReply = (SCSITaskMgmtReply_t *) ioc->taskmgmt_cmds.reply;
"TaskMgmt fw_channel = %d, fw_id = %d, task_type=0x%02X, "
"iocstatus=0x%04X\n\tloginfo=0x%08X, response_code=0x%02X, "
"term_cmnds=%d\n", ioc->name, pScsiTmReply->Bus,
- pScsiTmReply->TargetID, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
+ pScsiTmReply->TargetID, tm_type,
le16_to_cpu(pScsiTmReply->IOCStatus),
le32_to_cpu(pScsiTmReply->IOCLogInfo),
pScsiTmReply->ResponseCode,
retval = -1; /* return failure */
}
-
- mptctl_bus_reset_done:
+ tm_done:
mutex_unlock(&ioc->taskmgmt_cmds.mutex);
CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status)
return retval;
}
+/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
+/* mptctl_timeout_expired
+ *
+ * Expecting an interrupt, however timed out.
+ *
+ */
+static void
+mptctl_timeout_expired(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf)
+{
+ unsigned long flags;
+ int ret_val = -1;
+ SCSIIORequest_t *scsi_req = (SCSIIORequest_t *) mf;
+ u8 function = mf->u.hdr.Function;
+
+ dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT ": %s\n",
+ ioc->name, __func__));
+
+ if (mpt_fwfault_debug)
+ mpt_halt_firmware(ioc);
+
+ spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
+ if (ioc->ioc_reset_in_progress) {
+ spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
+ CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status)
+ mpt_free_msg_frame(ioc, mf);
+ return;
+ }
+ spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
+
+
+ CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status)
+
+ if (ioc->bus_type == SAS) {
+ if (function == MPI_FUNCTION_SCSI_IO_REQUEST)
+ ret_val = mptctl_do_taskmgmt(ioc,
+ MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET,
+ scsi_req->Bus, scsi_req->TargetID);
+ else if (function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH)
+ ret_val = mptctl_do_taskmgmt(ioc,
+ MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
+ scsi_req->Bus, 0);
+ if (!ret_val)
+ return;
+ } else {
+ if ((function == MPI_FUNCTION_SCSI_IO_REQUEST) ||
+ (function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH))
+ ret_val = mptctl_do_taskmgmt(ioc,
+ MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
+ scsi_req->Bus, 0);
+ if (!ret_val)
+ return;
+ }
+
+ dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Calling Reset! \n",
+ ioc->name));
+ mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
+ mpt_free_msg_frame(ioc, mf);
+}
+
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/* mptctl_ioc_reset
if (ioc->sh) {
shost_for_each_device(sdev, ioc->sh) {
vdevice = sdev->hostdata;
+ if (vdevice == NULL || vdevice->vtarget == NULL)
+ continue;
if (vdevice->vtarget->tflags &
MPT_TARGET_FLAGS_RAID_COMPONENT)
continue;
if (!maxWordsLeft)
continue;
vdevice = sdev->hostdata;
+ if (vdevice == NULL || vdevice->vtarget == NULL)
+ continue;
if (vdevice->vtarget->tflags &
MPT_TARGET_FLAGS_RAID_COMPONENT)
continue;
struct scsi_target *starget = scsi_target(sdev);
VirtTarget *vtarget = starget->hostdata;
+ if (vtarget == NULL)
+ continue;
+
if ((pScsiReq->TargetID == vtarget->id) &&
(pScsiReq->Bus == vtarget->channel) &&
(vtarget->tflags & MPT_TARGET_FLAGS_Q_YES))
}
mptctl_taskmgmt_id = mpt_register(mptctl_taskmgmt_reply, MPTCTL_DRIVER);
+ if (!mptctl_taskmgmt_id || mptctl_taskmgmt_id >= MPT_MAX_PROTOCOL_DRIVERS) {
+ printk(KERN_ERR MYNAM ": ERROR: Failed to register with Fusion MPT base driver\n");
+ mpt_deregister(mptctl_id);
+ misc_deregister(&mptctl_miscdev);
+ err = -EBUSY;
+ goto out_fail;
+ }
+
mpt_reset_register(mptctl_id, mptctl_ioc_reset);
mpt_event_register(mptctl_id, mptctl_event_process);
printk(KERN_INFO MYNAM ": Deregistered /dev/%s @ (major,minor=%d,%d)\n",
mptctl_miscdev.name, MISC_MAJOR, mptctl_miscdev.minor);
+ /* De-register event handler from base module */
+ mpt_event_deregister(mptctl_id);
+
/* De-register reset handler from base module */
mpt_reset_deregister(mptctl_id);
/* De-register callback handler from base module */
+ mpt_deregister(mptctl_taskmgmt_id);
mpt_deregister(mptctl_id);
- mpt_reset_deregister(mptctl_taskmgmt_id);
mpt_device_driver_deregister(MPTCTL_DRIVER);
git.openpandora.org / pandora-kernel.git / blobdiff