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[PATCH] sata_sil24: convert to new reset mechanism 

Convert sata_sil24 ->phy_reset to new reset mechanism.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
This commit is contained in:
Tejun Heo 2006-02-10 23:58:48 +09:00 committed by Jeff Garzik
parent 531db7aa0d
commit 07b734702a
1 changed files with 28 additions and 28 deletions
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56
drivers/scsi/sata_sil24.c
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@ -249,7 +249,7 @@ static u8 sil24_check_status(struct ata_port *ap);
static u32 sil24_scr_read(struct ata_port *ap, unsigned sc_reg);
static void sil24_scr_write(struct ata_port *ap, unsigned sc_reg, u32 val);
static void sil24_tf_read(struct ata_port *ap, struct ata_taskfile *tf);
static void sil24_phy_reset(struct ata_port *ap);
static int sil24_probe_reset(struct ata_port *ap, unsigned int *classes);
static void sil24_qc_prep(struct ata_queued_cmd *qc);
static unsigned int sil24_qc_issue(struct ata_queued_cmd *qc);
static void sil24_irq_clear(struct ata_port *ap);
@ -306,7 +306,7 @@ static const struct ata_port_operations sil24_ops = {
.tf_read = sil24_tf_read,
.phy_reset = sil24_phy_reset,
.probe_reset = sil24_probe_reset,
.qc_prep = sil24_qc_prep,
.qc_issue = sil24_qc_issue,
@ -336,8 +336,8 @@ static struct ata_port_info sil24_port_info[] = {
{
.sht = &sil24_sht,
.host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_SRST | ATA_FLAG_MMIO |
ATA_FLAG_PIO_DMA | SIL24_NPORTS2FLAG(4),
ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
SIL24_NPORTS2FLAG(4),
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x3f, /* udma0-5 */
@ -347,8 +347,8 @@ static struct ata_port_info sil24_port_info[] = {
{
.sht = &sil24_sht,
.host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_SRST | ATA_FLAG_MMIO |
ATA_FLAG_PIO_DMA | SIL24_NPORTS2FLAG(2),
ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
SIL24_NPORTS2FLAG(2),
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x3f, /* udma0-5 */
@ -358,8 +358,8 @@ static struct ata_port_info sil24_port_info[] = {
{
.sht = &sil24_sht,
.host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_SRST | ATA_FLAG_MMIO |
ATA_FLAG_PIO_DMA | SIL24_NPORTS2FLAG(1),
ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
SIL24_NPORTS2FLAG(1),
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = 0x3f, /* udma0-5 */
@ -428,7 +428,8 @@ static void sil24_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
*tf = pp->tf;
}
static int sil24_issue_SRST(struct ata_port *ap)
static int sil24_softreset(struct ata_port *ap, int verbose,
unsigned int *class)
{
void __iomem *port = (void __iomem *)ap->ioaddr.cmd_addr;
struct sil24_port_priv *pp = ap->private_data;
@ -437,6 +438,8 @@ static int sil24_issue_SRST(struct ata_port *ap)
u32 irq_enable, irq_stat;
int cnt;
DPRINTK("ENTER\n");
/* temporarily turn off IRQs during SRST */
irq_enable = readl(port + PORT_IRQ_ENABLE_SET);
writel(irq_enable, port + PORT_IRQ_ENABLE_CLR);
@ -466,30 +469,27 @@ static int sil24_issue_SRST(struct ata_port *ap)
/* restore IRQs */
writel(irq_enable, port + PORT_IRQ_ENABLE_SET);
if (!(irq_stat & PORT_IRQ_COMPLETE))
return -1;
if (sata_dev_present(ap)) {
if (!(irq_stat & PORT_IRQ_COMPLETE)) {
DPRINTK("EXIT, srst failed\n");
return -EIO;
}
/* update TF */
sil24_update_tf(ap);
sil24_update_tf(ap);
*class = ata_dev_classify(&pp->tf);
}
if (*class == ATA_DEV_UNKNOWN)
*class = ATA_DEV_NONE;
DPRINTK("EXIT, class=%u\n", *class);
return 0;
}
static void sil24_phy_reset(struct ata_port *ap)
static int sil24_probe_reset(struct ata_port *ap, unsigned int *classes)
{
struct sil24_port_priv *pp = ap->private_data;
__sata_phy_reset(ap);
if (ap->flags & ATA_FLAG_PORT_DISABLED)
return;
if (sil24_issue_SRST(ap) < 0) {
printk(KERN_ERR DRV_NAME
" ata%u: SRST failed, disabling port\n", ap->id);
ap->ops->port_disable(ap);
return;
}
ap->device->class = ata_dev_classify(&pp->tf);
return ata_drive_probe_reset(ap, ata_std_probeinit,
sil24_softreset, NULL,
ata_std_postreset, classes);
}
static inline void sil24_fill_sg(struct ata_queued_cmd *qc,