1 files changed, 23 insertions, 6 deletions

diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c
index 2c801672d8bb..debf3e2a0798 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c
@@ -886,7 +886,7 @@ ahc_linux_setup_tag_info_global(char *p)
 	tags = simple_strtoul(p + 1, NULL, 0) & 0xff;
 	printf("Setting Global Tags= %d\n", tags);
 
-	for (i = 0; i < NUM_ELEMENTS(aic7xxx_tag_info); i++) {
+	for (i = 0; i < ARRAY_SIZE(aic7xxx_tag_info); i++) {
 		for (j = 0; j < AHC_NUM_TARGETS; j++) {
 			aic7xxx_tag_info[i].tag_commands[j] = tags;
 		}
@@ -898,7 +898,7 @@ ahc_linux_setup_tag_info(u_long arg, int instance, int targ, int32_t value)
 {
 
 	if ((instance >= 0) && (targ >= 0)
-	 && (instance < NUM_ELEMENTS(aic7xxx_tag_info))
+	 && (instance < ARRAY_SIZE(aic7xxx_tag_info))
 	 && (targ < AHC_NUM_TARGETS)) {
 		aic7xxx_tag_info[instance].tag_commands[targ] = value & 0xff;
 		if (bootverbose)
@@ -1020,7 +1020,7 @@ aic7xxx_setup(char *s)
 	end = strchr(s, '\0');
 
 	/*
-	 * XXX ia64 gcc isn't smart enough to know that NUM_ELEMENTS
+	 * XXX ia64 gcc isn't smart enough to know that ARRAY_SIZE
 	 * will never be 0 in this case.
 	 */
 	n = 0;
@@ -1028,13 +1028,13 @@ aic7xxx_setup(char *s)
 	while ((p = strsep(&s, ",.")) != NULL) {
 		if (*p == '\0')
 			continue;
-		for (i = 0; i < NUM_ELEMENTS(options); i++) {
+		for (i = 0; i < ARRAY_SIZE(options); i++) {
 
 			n = strlen(options[i].name);
 			if (strncmp(options[i].name, p, n) == 0)
 				break;
 		}
-		if (i == NUM_ELEMENTS(options))
+		if (i == ARRAY_SIZE(options))
 			continue;
 
 		if (strncmp(p, "global_tag_depth", n) == 0) {
@@ -1360,7 +1360,7 @@ ahc_linux_user_tagdepth(struct ahc_softc *ahc, struct ahc_devinfo *devinfo)
 
 	tags = 0;
 	if ((ahc->user_discenable & devinfo->target_mask) != 0) {
-		if (ahc->unit >= NUM_ELEMENTS(aic7xxx_tag_info)) {
+		if (ahc->unit >= ARRAY_SIZE(aic7xxx_tag_info)) {
 			if (warned_user == 0) {
 
 				printf(KERN_WARNING
@@ -2537,6 +2537,22 @@ static void ahc_linux_set_iu(struct scsi_target *starget, int iu)
 }
 #endif
 
+static void ahc_linux_get_signalling(struct Scsi_Host *shost)
+{
+	struct ahc_softc *ahc = *(struct ahc_softc **)shost->hostdata;
+	u8 mode = ahc_inb(ahc, SBLKCTL);
+
+	if (mode & ENAB40)
+		spi_signalling(shost) = SPI_SIGNAL_LVD;
+	else if (mode & ENAB20)
+		spi_signalling(shost) = 
+			ahc->features & AHC_HVD ?
+			SPI_SIGNAL_HVD :
+			SPI_SIGNAL_SE;
+	else
+		spi_signalling(shost) = SPI_SIGNAL_UNKNOWN;
+}
+
 static struct spi_function_template ahc_linux_transport_functions = {
 	.set_offset	= ahc_linux_set_offset,
 	.show_offset	= 1,
@@ -2552,6 +2568,7 @@ static struct spi_function_template ahc_linux_transport_functions = {
 	.set_qas	= ahc_linux_set_qas,
 	.show_qas	= 1,
 #endif
+	.get_signalling	= ahc_linux_get_signalling,
 };