[SCSI] libsas: Convert sas_proto users to sas_protocol

sparse complains about the mixing of enums in libsas.  Since the
underlying numeric values of both enums are the same, combine them
to get rid of the warning.

Signed-off-by: Darrick J. Wong <djwong@us.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
diff --git a/include/scsi/sas.h b/include/scsi/sas.h
index 2f4b6af..e9fd022 100644
--- a/include/scsi/sas.h
+++ b/include/scsi/sas.h
@@ -102,13 +102,12 @@
 	SATA_PM_PORT= 8,
 };
 
-/* Partly from IDENTIFY address frame. */
-enum sas_proto {
-	SATA_PROTO    = 1,
-	SAS_PROTO_SMP = 2,	  /* protocol */
-	SAS_PROTO_STP = 4,	  /* protocol */
-	SAS_PROTO_SSP = 8,	  /* protocol */
-	SAS_PROTO_ALL = 0xE,
+enum sas_protocol {
+	SAS_PROTOCOL_SATA		= 0x01,
+	SAS_PROTOCOL_SMP		= 0x02,
+	SAS_PROTOCOL_STP		= 0x04,
+	SAS_PROTOCOL_SSP		= 0x08,
+	SAS_PROTOCOL_ALL		= 0x0E,
 };
 
 /* From the spec; local phys only */