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authorTejun Heo <htejun@gmail.com>2006-03-05 16:03:52 +0900
committerJeff Garzik <jeff@garzik.org>2006-03-05 02:39:55 -0500
commit48d4ef2a1df9867c67b515d66732ba028a73735d (patch)
tree63c2fa1f07d3e27cd443f40efdd32028d04996ef /drivers/scsi/sata_sil.c
parent9a5314432a07251c2a8d71bfc793adcf00f4122e (diff)
[PATCH] sata_sil: replace register address constants with sil_port[] entry
Kill SIL_FIFO_* and SIL_IDE2_BMDMA and replace them with proper sil_port[] entry. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/scsi/sata_sil.c')
-rw-r--r--drivers/scsi/sata_sil.c39
1 files changed, 11 insertions, 28 deletions
diff --git a/drivers/scsi/sata_sil.c b/drivers/scsi/sata_sil.c
index 5cdcb9db3e71..81bdc10a6e95 100644
--- a/drivers/scsi/sata_sil.c
+++ b/drivers/scsi/sata_sil.c
@@ -56,15 +56,6 @@ enum {
sil_3512 = 1,
sil_3114 = 2,
- SIL_FIFO_R0 = 0x40,
- SIL_FIFO_W0 = 0x41,
- SIL_FIFO_R1 = 0x44,
- SIL_FIFO_W1 = 0x45,
- SIL_FIFO_R2 = 0x240,
- SIL_FIFO_W2 = 0x241,
- SIL_FIFO_R3 = 0x244,
- SIL_FIFO_W3 = 0x245,
-
SIL_SYSCFG = 0x48,
SIL_MASK_IDE0_INT = (1 << 22),
SIL_MASK_IDE1_INT = (1 << 23),
@@ -74,8 +65,6 @@ enum {
SIL_MASK_4PORT = SIL_MASK_2PORT |
SIL_MASK_IDE2_INT | SIL_MASK_IDE3_INT,
- SIL_IDE2_BMDMA = 0x200,
-
SIL_INTR_STEERING = (1 << 1),
SIL_QUIRK_MOD15WRITE = (1 << 0),
SIL_QUIRK_UDMA5MAX = (1 << 1),
@@ -217,16 +206,17 @@ static const struct {
unsigned long tf; /* ATA taskfile register block */
unsigned long ctl; /* ATA control/altstatus register block */
unsigned long bmdma; /* DMA register block */
+ unsigned long fifo_cfg; /* FIFO Valid Byte Count and Control */
unsigned long scr; /* SATA control register block */
unsigned long sien; /* SATA Interrupt Enable register */
unsigned long xfer_mode;/* data transfer mode register */
unsigned long sfis_cfg; /* SATA FIS reception config register */
} sil_port[] = {
/* port 0 ... */
- { 0x80, 0x8A, 0x00, 0x100, 0x148, 0xb4, 0x14c },
- { 0xC0, 0xCA, 0x08, 0x180, 0x1c8, 0xf4, 0x1cc },
- { 0x280, 0x28A, 0x200, 0x300, 0x348, 0x2b4, 0x34c },
- { 0x2C0, 0x2CA, 0x208, 0x380, 0x3c8, 0x2f4, 0x3cc },
+ { 0x80, 0x8A, 0x00, 0x40, 0x100, 0x148, 0xb4, 0x14c },
+ { 0xC0, 0xCA, 0x08, 0x44, 0x180, 0x1c8, 0xf4, 0x1cc },
+ { 0x280, 0x28A, 0x200, 0x240, 0x300, 0x348, 0x2b4, 0x34c },
+ { 0x2C0, 0x2CA, 0x208, 0x244, 0x380, 0x3c8, 0x2f4, 0x3cc },
/* ... port 3 */
};
@@ -449,19 +439,12 @@ static int sil_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
if (cls) {
cls >>= 3;
cls++; /* cls = (line_size/8)+1 */
- writeb(cls, mmio_base + SIL_FIFO_R0);
- writeb(cls, mmio_base + SIL_FIFO_W0);
- writeb(cls, mmio_base + SIL_FIFO_R1);
- writeb(cls, mmio_base + SIL_FIFO_W1);
- if (ent->driver_data == sil_3114) {
- writeb(cls, mmio_base + SIL_FIFO_R2);
- writeb(cls, mmio_base + SIL_FIFO_W2);
- writeb(cls, mmio_base + SIL_FIFO_R3);
- writeb(cls, mmio_base + SIL_FIFO_W3);
- }
+ for (i = 0; i < probe_ent->n_ports; i++)
+ writew(cls << 8 | cls,
+ mmio_base + sil_port[i].fifo_cfg);
} else
dev_printk(KERN_WARNING, &pdev->dev,
- "cache line size not set. Driver may not function\n");
+ "cache line size not set. Driver may not function\n");
/* Apply R_ERR on DMA activate FIS errata workaround */
if (probe_ent->host_flags & SIL_FLAG_RERR_ON_DMA_ACT) {
@@ -484,10 +467,10 @@ static int sil_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
irq_mask = SIL_MASK_4PORT;
/* flip the magic "make 4 ports work" bit */
- tmp = readl(mmio_base + SIL_IDE2_BMDMA);
+ tmp = readl(mmio_base + sil_port[2].bmdma);
if ((tmp & SIL_INTR_STEERING) == 0)
writel(tmp | SIL_INTR_STEERING,
- mmio_base + SIL_IDE2_BMDMA);
+ mmio_base + sil_port[2].bmdma);
} else {
irq_mask = SIL_MASK_2PORT;