Use MFI_STAT_* constants for cmd_status field values rather than magic

numbers in a few places.

PR:		bin/145960
Submitted by:	gcooper
MFC after:	1 week

1 files changed, 6 insertions, 5 deletions

diff --git a/sys/dev/mfi/mfi.c b/sys/dev/mfi/mfi.c
index 1962648..78dc92b 100644
--- a/sys/dev/mfi/mfi.c
+++ b/sys/dev/mfi/mfi.c
@@ -1149,7 +1149,8 @@ mfi_aen_complete(struct mfi_command *cm)
 	if (sc->mfi_aen_cm == NULL)
 		return;
 
-	if (sc->mfi_aen_cm->cm_aen_abort || hdr->cmd_status == 0xff) {
+	if (sc->mfi_aen_cm->cm_aen_abort ||
+	    hdr->cmd_status == MFI_STAT_INVALID_STATUS) {
 		sc->mfi_aen_cm->cm_aen_abort = 0;
 		aborted = 1;
 	} else {
@@ -1405,7 +1406,7 @@ mfi_bio_complete(struct mfi_command *cm)
 	hdr = &cm->cm_frame->header;
 	sc = cm->cm_sc;
 
-	if ((hdr->cmd_status != 0) || (hdr->scsi_status != 0)) {
+	if ((hdr->cmd_status != MFI_STAT_OK) || (hdr->scsi_status != 0)) {
 		bio->bio_flags |= BIO_ERROR;
 		bio->bio_error = EIO;
 		device_printf(sc->mfi_dev, "I/O error, status= %d "
@@ -1549,7 +1550,7 @@ mfi_send_frame(struct mfi_softc *sc, struct mfi_command *cm)
 		cm->cm_timestamp = time_uptime;
 		mfi_enqueue_busy(cm);
 	} else {
-		hdr->cmd_status = 0xff;
+		hdr->cmd_status = MFI_STAT_INVALID_STATUS;
 		hdr->flags |= MFI_FRAME_DONT_POST_IN_REPLY_QUEUE;
 	}
 
@@ -1574,14 +1575,14 @@ mfi_send_frame(struct mfi_softc *sc, struct mfi_command *cm)
 		return (0);
 
 	/* This is a polled command, so busy-wait for it to complete. */
-	while (hdr->cmd_status == 0xff) {
+	while (hdr->cmd_status == MFI_STAT_INVALID_STATUS) {
 		DELAY(1000);
 		tm -= 1;
 		if (tm <= 0)
 			break;
 	}
 
-	if (hdr->cmd_status == 0xff) {
+	if (hdr->cmd_status == MFI_STAT_INVALID_STATUS) {
 		device_printf(sc->mfi_dev, "Frame %p timed out "
 			      "command 0x%X\n", hdr, cm->cm_frame->dcmd.opcode);
 		return (ETIMEDOUT);