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[libata] More PATA driver ->cable_detect support

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Roll-up of ->cable_detect feature addition patches, authored and
signed-off-by Alan Cox.

Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Jeff Garzik
2007-03-09 08:37:46 -05:00
parent fecfda5d88
commit a73984a0d5
8 changed files with 42 additions and 79 deletions
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34
drivers/ata/pata_cmd64x.c
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@@ -75,13 +75,7 @@ enum {
DTPR1 = 0x7C
};
static int cmd64x_pre_reset(struct ata_port *ap)
{
ap->cbl = ATA_CBL_PATA40;
return ata_std_prereset(ap);
}
static int cmd648_pre_reset(struct ata_port *ap)
static int cmd648_cable_detect(struct ata_port *ap)
{
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
u8 r;
@@ -89,21 +83,8 @@ static int cmd648_pre_reset(struct ata_port *ap)
/* Check cable detect bits */
pci_read_config_byte(pdev, BMIDECSR, &r);
if (r & (1 << ap->port_no))
ap->cbl = ATA_CBL_PATA80;
else
ap->cbl = ATA_CBL_PATA40;
return ata_std_prereset(ap);
}
static void cmd64x_error_handler(struct ata_port *ap)
{
return ata_bmdma_drive_eh(ap, cmd64x_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
}
static void cmd648_error_handler(struct ata_port *ap)
{
ata_bmdma_drive_eh(ap, cmd648_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
return ATA_CBL_PATA80;
return ATA_CBL_PATA40;
}
/**
@@ -304,8 +285,9 @@ static struct ata_port_operations cmd64x_port_ops = {
.freeze = ata_bmdma_freeze,
.thaw = ata_bmdma_thaw,
.error_handler = cmd64x_error_handler,
.error_handler = ata_bmdma_error_handler,
.post_internal_cmd = ata_bmdma_post_internal_cmd,
.cable_detect = ata_cable_40wire,
.bmdma_setup = ata_bmdma_setup,
.bmdma_start = ata_bmdma_start,
@@ -338,8 +320,9 @@ static struct ata_port_operations cmd646r1_port_ops = {
.freeze = ata_bmdma_freeze,
.thaw = ata_bmdma_thaw,
.error_handler = cmd64x_error_handler,
.error_handler = ata_bmdma_error_handler,
.post_internal_cmd = ata_bmdma_post_internal_cmd,
.cable_detect = ata_cable_40wire,
.bmdma_setup = ata_bmdma_setup,
.bmdma_start = ata_bmdma_start,
@@ -372,8 +355,9 @@ static struct ata_port_operations cmd648_port_ops = {
.freeze = ata_bmdma_freeze,
.thaw = ata_bmdma_thaw,
.error_handler = cmd648_error_handler,
.error_handler = ata_bmdma_error_handler,
.post_internal_cmd = ata_bmdma_post_internal_cmd,
.cable_detect = cmd648_cable_detect,
.bmdma_setup = ata_bmdma_setup,
.bmdma_start = ata_bmdma_start,