[SCSI] fusion: add task managment response code info

Adding verbose message returned from firmware
when a task mangment request fails.

Signed-off-by: Eric Moore <Eric.Moore@lsil.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 41 insertions, 0 deletions

diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index 4513ee7b7eab..d6ccd6aa4348 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -2028,6 +2028,42 @@ mptscsih_tm_wait_for_completion(MPT_SCSI_HOST * hd, ulong timeout )
 }
 
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
+static void
+mptscsih_taskmgmt_response_code(MPT_ADAPTER *ioc, u8 response_code)
+{
+        char *desc;
+
+        switch (response_code) {
+        case MPI_SCSITASKMGMT_RSP_TM_COMPLETE:
+                desc = "The task completed.";
+                break;
+        case MPI_SCSITASKMGMT_RSP_INVALID_FRAME:
+                desc = "The IOC received an invalid frame status.";
+                break;
+        case MPI_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED:
+                desc = "The task type is not supported.";
+                break;
+        case MPI_SCSITASKMGMT_RSP_TM_FAILED:
+                desc = "The requested task failed.";
+                break;
+        case MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED:
+                desc = "The task completed successfully.";
+                break;
+        case MPI_SCSITASKMGMT_RSP_TM_INVALID_LUN:
+                desc = "The LUN request is invalid.";
+                break;
+        case MPI_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC:
+                desc = "The task is in the IOC queue and has not been sent to target.";
+                break;
+        default:
+                desc = "unknown";
+                break;
+        }
+        printk(MYIOC_s_INFO_FMT "Response Code(0x%08x): F/W: %s\n",
+                ioc->name, response_code, desc);
+}
+
+/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 /**
  *      mptscsih_taskmgmt_complete - Registered with Fusion MPT base driver
  *      @ioc: Pointer to MPT_ADAPTER structure
@@ -2076,6 +2112,11 @@ mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *m
                 /* Figure out if this was ABORT_TASK, TARGET_RESET, or BUS_RESET! */
                 tmType = pScsiTmReq->TaskType;
 
+                if (ioc->facts.MsgVersion >= MPI_VERSION_01_05 &&
+                    pScsiTmReply->ResponseCode)
+                        mptscsih_taskmgmt_response_code(ioc,
+                            pScsiTmReply->ResponseCode);
+
                 dtmprintk((MYIOC_s_WARN_FMT "  TaskType = %d, TerminationCount=%d\n",
                                 ioc->name, tmType, le32_to_cpu(pScsiTmReply->TerminationCount)));
                 DBG_DUMP_TM_REPLY_FRAME((u32 *)pScsiTmReply);