diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index b3900cfbd880f05039014d08ca28b53c4949bb9e..f70431a4c9e902924babdbdfbb07763473fb398c 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -2512,16 +2512,15 @@ ata_scsi_map_proto(u8 byte1)
 		case 5:		/* PIO Data-out */
 			return ATA_PROT_PIO;
 
-		case 10:	/* Device Reset */
 		case 0:		/* Hard Reset */
 		case 1:		/* SRST */
-		case 2:		/* Bus Idle */
-		case 7:		/* Packet */
-		case 8:		/* DMA Queued */
-		case 9:		/* Device Diagnostic */
-		case 11:	/* UDMA Data-in */
-		case 12:	/* UDMA Data-Out */
-		case 13:	/* FPDMA */
+		case 8:		/* Device Diagnostic */
+		case 9:		/* Device Reset */
+		case 7:		/* DMA Queued */
+		case 10:	/* UDMA Data-in */
+		case 11:	/* UDMA Data-Out */
+		case 12:	/* FPDMA */
+		case 15:	/* Return Response Info */
 		default:	/* Reserved */
 			break;
 	}