Collect common host flags into SIL_DFL_HOST_FLAGS and add comments to
constants.
Signed-off-by: Tejun Heo <htejun@xxxxxxxxx>
---
drivers/scsi/sata_sil.c | 32 ++++++++++++++++++++++++--------
1 files changed, 24 insertions(+), 8 deletions(-)
792d3b8f3bb747b2c359aed4c004c2e42ef18db2
diff --git a/drivers/scsi/sata_sil.c b/drivers/scsi/sata_sil.c
index fb86e36..56a92a9 100644
--- a/drivers/scsi/sata_sil.c
+++ b/drivers/scsi/sata_sil.c
@@ -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),
};
@@ -168,8 +189,7 @@ static const struct ata_port_info sil_po
/* 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 */
@@ -178,9 +198,7 @@ static const struct ata_port_info sil_po
/* 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 */
@@ -189,9 +207,7 @@ static const struct ata_port_info sil_po
/* 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 */
--
1.2.1
-
: send the line "unsubscribe linux-ide" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
