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authorTejun Heo <htejun@gmail.com>2006-11-01 09:58:33 +0100
committerJeff Garzik <jeff@garzik.org>2006-12-02 04:41:29 +0100
commit4aeb0e3283351351a5381a495ea24537f3bc21cb (patch)
treea31b2f054467f5703209467c9766b77799f9ef47 /drivers/ata
parent[PATCH] sata_sil24: add PMP related constants (diff)
downloadlinux-4aeb0e3283351351a5381a495ea24537f3bc21cb.tar.xz
linux-4aeb0e3283351351a5381a495ea24537f3bc21cb.zip
[PATCH] ahci: kill AHCI_FLAG_RESET_NEEDS_CLO
Now that ahci_softreset() is fixed to automatically perform CLO if BSY/DRQ is set on entry, AHCI_FLAG_RESET_NEEDS_CLO is redundant. Kill it. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/ata')
-rw-r--r--drivers/ata/ahci.c21
1 files changed, 4 insertions, 17 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index bddb14e91d3c..413270b2c794 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -167,9 +167,8 @@ enum {
AHCI_FLAG_MSI = (1 << 0),
/* ap->flags bits */
- AHCI_FLAG_RESET_NEEDS_CLO = (1 << 24),
- AHCI_FLAG_NO_NCQ = (1 << 25),
- AHCI_FLAG_IGN_IRQ_IF_ERR = (1 << 26), /* ignore IRQ_IF_ERR */
+ AHCI_FLAG_NO_NCQ = (1 << 24),
+ AHCI_FLAG_IGN_IRQ_IF_ERR = (1 << 25), /* ignore IRQ_IF_ERR */
};
struct ahci_cmd_hdr {
@@ -291,8 +290,7 @@ static const struct ata_port_info ahci_port_info[] = {
.sht = &ahci_sht,
.flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
- ATA_FLAG_SKIP_D2H_BSY |
- AHCI_FLAG_RESET_NEEDS_CLO | AHCI_FLAG_NO_NCQ,
+ ATA_FLAG_SKIP_D2H_BSY | AHCI_FLAG_NO_NCQ,
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = 0x7f, /* udma0-6 ; FIXME */
.port_ops = &ahci_ops,
@@ -729,17 +727,6 @@ static int ahci_clo(struct ata_port *ap)
return 0;
}
-static int ahci_prereset(struct ata_port *ap)
-{
- if ((ap->flags & AHCI_FLAG_RESET_NEEDS_CLO) &&
- (ata_busy_wait(ap, ATA_BUSY, 1000) & ATA_BUSY)) {
- /* ATA_BUSY hasn't cleared, so send a CLO */
- ahci_clo(ap);
- }
-
- return ata_std_prereset(ap);
-}
-
static int ahci_softreset(struct ata_port *ap, unsigned int *class)
{
struct ahci_port_priv *pp = ap->private_data;
@@ -1196,7 +1183,7 @@ static void ahci_error_handler(struct ata_port *ap)
}
/* perform recovery */
- ata_do_eh(ap, ahci_prereset, ahci_softreset, ahci_hardreset,
+ ata_do_eh(ap, ata_std_prereset, ahci_softreset, ahci_hardreset,
ahci_postreset);
}