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[PATCH] sata_sil: cosmetic flag/constant changes 

Collect common host flags into SIL_DFL_HOST_FLAGS and add comments to
constants.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Tejun Heo 2006-03-05 16:03:52 +09:00 committed by Jeff Garzik
parent 48d4ef2a1d
commit e653a1e613
1 changed files with 24 additions and 8 deletions
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32
drivers/scsi/sata_sil.c
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@ -49,14 +49,30 @@
#define DRV_VERSION "0.9"
enum {
/*
* host flags
*/
SIL_FLAG_RERR_ON_DMA_ACT = (1 << 29),
SIL_FLAG_MOD15WRITE = (1 << 30),
SIL_DFL_HOST_FLAGS = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO,
/*
* Controller IDs
*/
sil_3112 = 0,
sil_3512 = 1,
sil_3114 = 2,
/*
* Register offsets
*/
SIL_SYSCFG = 0x48,
/*
* Register bits
*/
/* SYSCFG */
SIL_MASK_IDE0_INT = (1 << 22),
SIL_MASK_IDE1_INT = (1 << 23),
SIL_MASK_IDE2_INT = (1 << 24),
@ -65,7 +81,12 @@ enum {
SIL_MASK_4PORT = SIL_MASK_2PORT |
SIL_MASK_IDE2_INT | SIL_MASK_IDE3_INT,
/* BMDMA/BMDMA2 */
SIL_INTR_STEERING = (1 << 1),
/*
* Others
*/
SIL_QUIRK_MOD15WRITE = (1 << 0),
SIL_QUIRK_UDMA5MAX = (1 << 1),
};
@ -169,8 +190,7 @@ static const struct ata_port_info sil_port_info[] = {
/* sil_3112 */
{
.sht = &sil_sht,
.host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO | SIL_FLAG_MOD15WRITE,
.host_flags = SIL_DFL_HOST_FLAGS | SIL_FLAG_MOD15WRITE,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x3f, /* udma0-5 */
@ -179,9 +199,7 @@ static const struct ata_port_info sil_port_info[] = {
/* sil_3512 */
{
.sht = &sil_sht,
.host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO |
SIL_FLAG_RERR_ON_DMA_ACT,
.host_flags = SIL_DFL_HOST_FLAGS | SIL_FLAG_RERR_ON_DMA_ACT,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x3f, /* udma0-5 */
@ -190,9 +208,7 @@ static const struct ata_port_info sil_port_info[] = {
/* sil_3114 */
{
.sht = &sil_sht,
.host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO |
SIL_FLAG_RERR_ON_DMA_ACT,
.host_flags = SIL_DFL_HOST_FLAGS | SIL_FLAG_RERR_ON_DMA_ACT,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x3f, /* udma0-5 */