[SCSI] Unify SAM_ and SAM_STAT_ macros

We have two separate definitions for identical constants with nearly the
same name.  One comes from the generic headers in scsi.h; the other is
an enum in libsas.h ... it's causing confusion about which one is
correct (fortunately they both are).

Fix this by eliminating the libsas.h duplicate

Signed-off-by: James Bottomley <James.Bottomley@suse.de>
diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c
index 8c496b5..042153c 100644
--- a/drivers/scsi/libsas/sas_ata.c
+++ b/drivers/scsi/libsas/sas_ata.c
@@ -71,7 +71,7 @@
 		case SAS_SG_ERR:
 			return AC_ERR_INVALID;
 
-		case SAM_CHECK_COND:
+		case SAM_STAT_CHECK_CONDITION:
 		case SAS_OPEN_TO:
 		case SAS_OPEN_REJECT:
 			SAS_DPRINTK("%s: Saw error %d.  What to do?\n",
@@ -107,7 +107,7 @@
 	sas_ha = dev->port->ha;
 
 	spin_lock_irqsave(dev->sata_dev.ap->lock, flags);
-	if (stat->stat == SAS_PROTO_RESPONSE || stat->stat == SAM_GOOD) {
+	if (stat->stat == SAS_PROTO_RESPONSE || stat->stat == SAM_STAT_GOOD) {
 		ata_tf_from_fis(resp->ending_fis, &dev->sata_dev.tf);
 		qc->err_mask |= ac_err_mask(dev->sata_dev.tf.command);
 		dev->sata_dev.sstatus = resp->sstatus;
@@ -511,12 +511,12 @@
 					goto ex_err;
 			}
 		}
-		if (task->task_status.stat == SAM_BUSY ||
-			   task->task_status.stat == SAM_TASK_SET_FULL ||
+		if (task->task_status.stat == SAM_STAT_BUSY ||
+			   task->task_status.stat == SAM_STAT_TASK_SET_FULL ||
 			   task->task_status.stat == SAS_QUEUE_FULL) {
 			SAS_DPRINTK("task: q busy, sleeping...\n");
 			schedule_timeout_interruptible(HZ);
-		} else if (task->task_status.stat == SAM_CHECK_COND) {
+		} else if (task->task_status.stat == SAM_STAT_CHECK_CONDITION) {
 			struct scsi_sense_hdr shdr;
 
 			if (!scsi_normalize_sense(ts->buf, ts->buf_valid_size,
@@ -549,7 +549,7 @@
 					    shdr.asc, shdr.ascq);
 			}
 		} else if (task->task_status.resp != SAS_TASK_COMPLETE ||
-			   task->task_status.stat != SAM_GOOD) {
+			   task->task_status.stat != SAM_STAT_GOOD) {
 			SAS_DPRINTK("task finished with resp:0x%x, "
 				    "stat:0x%x\n",
 				    task->task_status.resp,
diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c
index c65af02..83dd507 100644
--- a/drivers/scsi/libsas/sas_expander.c
+++ b/drivers/scsi/libsas/sas_expander.c
@@ -107,7 +107,7 @@
 			}
 		}
 		if (task->task_status.resp == SAS_TASK_COMPLETE &&
-		    task->task_status.stat == SAM_GOOD) {
+		    task->task_status.stat == SAM_STAT_GOOD) {
 			res = 0;
 			break;
 		} if (task->task_status.resp == SAS_TASK_COMPLETE &&
diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c
index a7890c6..f0cfba9 100644
--- a/drivers/scsi/libsas/sas_scsi_host.c
+++ b/drivers/scsi/libsas/sas_scsi_host.c
@@ -113,10 +113,10 @@
 		case SAS_ABORTED_TASK:
 			hs = DID_ABORT;
 			break;
-		case SAM_CHECK_COND:
+		case SAM_STAT_CHECK_CONDITION:
 			memcpy(sc->sense_buffer, ts->buf,
 			       min(SCSI_SENSE_BUFFERSIZE, ts->buf_valid_size));
-			stat = SAM_CHECK_COND;
+			stat = SAM_STAT_CHECK_CONDITION;
 			break;
 		default:
 			stat = ts->stat;
diff --git a/drivers/scsi/libsas/sas_task.c b/drivers/scsi/libsas/sas_task.c
index 594524d..b13a334 100644
--- a/drivers/scsi/libsas/sas_task.c
+++ b/drivers/scsi/libsas/sas_task.c
@@ -15,13 +15,13 @@
 	else if (iu->datapres == 1)
 		tstat->stat = iu->resp_data[3];
 	else if (iu->datapres == 2) {
-		tstat->stat = SAM_CHECK_COND;
+		tstat->stat = SAM_STAT_CHECK_CONDITION;
 		tstat->buf_valid_size =
 			min_t(int, SAS_STATUS_BUF_SIZE,
 			      be32_to_cpu(iu->sense_data_len));
 		memcpy(tstat->buf, iu->sense_data, tstat->buf_valid_size);
 
-		if (iu->status != SAM_CHECK_COND)
+		if (iu->status != SAM_STAT_CHECK_CONDITION)
 			dev_printk(KERN_WARNING, dev,
 				   "dev %llx sent sense data, but "
 				   "stat(%x) is not CHECK CONDITION\n",
@@ -30,7 +30,7 @@
 	}
 	else
 		/* when datapres contains corrupt/unknown value... */
-		tstat->stat = SAM_CHECK_COND;
+		tstat->stat = SAM_STAT_CHECK_CONDITION;
 }
 EXPORT_SYMBOL_GPL(sas_ssp_task_response);