[libata] ata_piix: minor cleanups noticed in prior patch run

* delete unused PIIX_FLAG_COMBINED*
* port_enable should be u16 rather than u32

Signed-off-by: Jeff Garzik <jeff@garzik.org>

diff --git a/drivers/scsi/ata_piix.c b/drivers/scsi/ata_piix.c
index a960bb7..474965a 100644 (file)
--- a/drivers/scsi/ata_piix.c
+++ b/drivers/scsi/ata_piix.c
@@ -105,9 +105,6 @@ enum {
        PIIX_FLAG_SCR           = (1 << 26), /* SCR available */
        PIIX_FLAG_AHCI          = (1 << 27), /* AHCI possible */
        PIIX_FLAG_CHECKINTR     = (1 << 28), /* make sure PCI INTx enabled */
-       PIIX_FLAG_COMBINED      = (1 << 29), /* combined mode possible */
-       /* ICH6/7 use different scheme for map value */
-       PIIX_FLAG_COMBINED_ICH6 = PIIX_FLAG_COMBINED | (1 << 30),
 
        /* combined mode.  if set, PATA is channel 0.
         * if clear, PATA is channel 1.
@@ -142,7 +139,7 @@ enum {
 
 struct piix_map_db {
        const u32 mask;
-       const u32 port_enable;
+       const u16 port_enable;
        const int present_shift;
        const int map[][4];
 };
@@ -393,8 +390,7 @@ static struct ata_port_info piix_port_info[] = {
        /* ich5_sata */
        {
                .sht            = &piix_sht,
-               .host_flags     = ATA_FLAG_SATA | PIIX_FLAG_COMBINED |
-                                 PIIX_FLAG_CHECKINTR,
+               .host_flags     = ATA_FLAG_SATA | PIIX_FLAG_CHECKINTR,
                .pio_mask       = 0x1f, /* pio0-4 */
                .mwdma_mask     = 0x07, /* mwdma0-2 */
                .udma_mask      = 0x7f, /* udma0-6 */
@@ -404,7 +400,7 @@ static struct ata_port_info piix_port_info[] = {
        /* i6300esb_sata */
        {
                .sht            = &piix_sht,
-               .host_flags     = ATA_FLAG_SATA | PIIX_FLAG_COMBINED |
+               .host_flags     = ATA_FLAG_SATA |
                                  PIIX_FLAG_CHECKINTR | PIIX_FLAG_IGNORE_PCS,
                .pio_mask       = 0x1f, /* pio0-4 */
                .mwdma_mask     = 0x07, /* mwdma0-2 */
@@ -415,7 +411,7 @@ static struct ata_port_info piix_port_info[] = {
        /* ich6_sata */
        {
                .sht            = &piix_sht,
-               .host_flags     = ATA_FLAG_SATA | PIIX_FLAG_COMBINED_ICH6 |
+               .host_flags     = ATA_FLAG_SATA |
                                  PIIX_FLAG_CHECKINTR | PIIX_FLAG_SCR,
                .pio_mask       = 0x1f, /* pio0-4 */
                .mwdma_mask     = 0x07, /* mwdma0-2 */
@@ -426,7 +422,7 @@ static struct ata_port_info piix_port_info[] = {
        /* ich6_sata_ahci */
        {
                .sht            = &piix_sht,
-               .host_flags     = ATA_FLAG_SATA | PIIX_FLAG_COMBINED_ICH6 |
+               .host_flags     = ATA_FLAG_SATA |
                                  PIIX_FLAG_CHECKINTR | PIIX_FLAG_SCR |
                                  PIIX_FLAG_AHCI,
                .pio_mask       = 0x1f, /* pio0-4 */
@@ -438,7 +434,7 @@ static struct ata_port_info piix_port_info[] = {
        /* ich6m_sata_ahci */
        {
                .sht            = &piix_sht,
-               .host_flags     = ATA_FLAG_SATA | PIIX_FLAG_COMBINED_ICH6 |
+               .host_flags     = ATA_FLAG_SATA |
                                  PIIX_FLAG_CHECKINTR | PIIX_FLAG_SCR |
                                  PIIX_FLAG_AHCI,
                .pio_mask       = 0x1f, /* pio0-4 */
@@ -450,7 +446,7 @@ static struct ata_port_info piix_port_info[] = {
        /* ich8_sata_ahci */
        {
                .sht            = &piix_sht,
-               .host_flags     = ATA_FLAG_SATA | PIIX_FLAG_COMBINED_ICH6 |
+               .host_flags     = ATA_FLAG_SATA |
                                  PIIX_FLAG_CHECKINTR | PIIX_FLAG_SCR |
                                  PIIX_FLAG_AHCI,
                .pio_mask       = 0x1f, /* pio0-4 */