1 files changed, 12 insertions, 39 deletions

diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c
index 124cb69740c6..9ec310b795c3 100644
--- a/drivers/scsi/pm8001/pm8001_hwi.c
+++ b/drivers/scsi/pm8001/pm8001_hwi.c
@@ -42,6 +42,7 @@
  #include "pm8001_hwi.h"
  #include "pm8001_chips.h"
  #include "pm8001_ctl.h"
+ #include "pm80xx_tracepoints.h"
 
 /**
  * read_main_config_table - read the configure table and save it.
@@ -1324,8 +1325,14 @@ int pm8001_mpi_build_cmd(struct pm8001_hba_info *pm8001_ha,
 	unsigned long flags;
 	int q_index = circularQ - pm8001_ha->inbnd_q_tbl;
 	int rv;
+	u32 htag = le32_to_cpu(*(__le32 *)payload);
+
+	trace_pm80xx_mpi_build_cmd(pm8001_ha->id, opCode, htag, q_index,
+		circularQ->producer_idx, le32_to_cpu(circularQ->consumer_index));
+
+	if (WARN_ON(q_index >= pm8001_ha->max_q_num))
+		return -EINVAL;
 
-	WARN_ON(q_index >= PM8001_MAX_INB_NUM);
 	spin_lock_irqsave(&circularQ->iq_lock, flags);
 	rv = pm8001_mpi_msg_free_get(circularQ, pm8001_ha->iomb_size,
 			&pMessage);
@@ -2304,21 +2311,17 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
 
 	psataPayload = (struct sata_completion_resp *)(piomb + 4);
 	status = le32_to_cpu(psataPayload->status);
+	param = le32_to_cpu(psataPayload->param);
 	tag = le32_to_cpu(psataPayload->tag);
 
 	if (!tag) {
 		pm8001_dbg(pm8001_ha, FAIL, "tag null\n");
 		return;
 	}
+
 	ccb = &pm8001_ha->ccb_info[tag];
-	param = le32_to_cpu(psataPayload->param);
-	if (ccb) {
-		t = ccb->task;
-		pm8001_dev = ccb->device;
-	} else {
-		pm8001_dbg(pm8001_ha, FAIL, "ccb null\n");
-		return;
-	}
+	t = ccb->task;
+	pm8001_dev = ccb->device;
 
 	if (t) {
 		if (t->dev && (t->dev->lldd_dev))
@@ -2335,10 +2338,6 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
 	}
 
 	ts = &t->task_status;
-	if (!ts) {
-		pm8001_dbg(pm8001_ha, FAIL, "ts null\n");
-		return;
-	}
 
 	if (status)
 		pm8001_dbg(pm8001_ha, IOERR,
@@ -2693,16 +2692,7 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
 	u32 tag = le32_to_cpu(psataPayload->tag);
 	u32 port_id = le32_to_cpu(psataPayload->port_id);
 	u32 dev_id = le32_to_cpu(psataPayload->device_id);
-	unsigned long flags;
 
-	ccb = &pm8001_ha->ccb_info[tag];
-
-	if (ccb) {
-		t = ccb->task;
-		pm8001_dev = ccb->device;
-	} else {
-		pm8001_dbg(pm8001_ha, FAIL, "No CCB !!!. returning\n");
-	}
 	if (event)
 		pm8001_dbg(pm8001_ha, FAIL, "SATA EVENT 0x%x\n", event);
 
@@ -2733,8 +2723,6 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
 		ts->resp = SAS_TASK_COMPLETE;
 		ts->stat = SAS_DATA_OVERRUN;
 		ts->residual = 0;
-		if (pm8001_dev)
-			atomic_dec(&pm8001_dev->running_req);
 		break;
 	case IO_XFER_ERROR_BREAK:
 		pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
@@ -2776,7 +2764,6 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
 				IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
 			ts->resp = SAS_TASK_COMPLETE;
 			ts->stat = SAS_QUEUE_FULL;
-			pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
 			return;
 		}
 		break;
@@ -2862,20 +2849,6 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
 		ts->stat = SAS_OPEN_TO;
 		break;
 	}
-	spin_lock_irqsave(&t->task_state_lock, flags);
-	t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
-	t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
-	t->task_state_flags |= SAS_TASK_STATE_DONE;
-	if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
-		spin_unlock_irqrestore(&t->task_state_lock, flags);
-		pm8001_dbg(pm8001_ha, FAIL,
-			   "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n",
-			   t, event, ts->resp, ts->stat);
-		pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
-	} else {
-		spin_unlock_irqrestore(&t->task_state_lock, flags);
-		pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
-	}
 }
 
 /*See the comments for mpi_ssp_completion */