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libata-link: linkify reset

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Make reset methods and related functions deal with ata_link instead of
ata_port.

* ata_do_reset()
* ata_eh_reset()
* all prereset/reset/postreset methods and related functions

This patch introduces no behavior change.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Tejun Heo
2007-08-06 18:36:23 +09:00
committed by Jeff Garzik
parent 955e57dfde
commit cc0680a580
31 changed files with 203 additions and 171 deletions
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drivers/ata/pata_artop.c
+7 -5
View File
@@ -40,8 +40,9 @@
static int clock = 0;
static int artop6210_pre_reset(struct ata_port *ap, unsigned long deadline)
static int artop6210_pre_reset(struct ata_link *link, unsigned long deadline)
{
struct ata_port *ap = link->ap;
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
const struct pci_bits artop_enable_bits[] = {
{ 0x4AU, 1U, 0x02UL, 0x02UL }, /* port 0 */
@@ -51,7 +52,7 @@ static int artop6210_pre_reset(struct ata_port *ap, unsigned long deadline)
if (!pci_test_config_bits(pdev, &artop_enable_bits[ap->port_no]))
return -ENOENT;
return ata_std_prereset(ap, deadline);
return ata_std_prereset(link, deadline);
}
/**
@@ -71,27 +72,28 @@ static void artop6210_error_handler(struct ata_port *ap)
/**
* artop6260_pre_reset - check for 40/80 pin
* @ap: Port
* @link: link
* @deadline: deadline jiffies for the operation
*
* The ARTOP hardware reports the cable detect bits in register 0x49.
* Nothing complicated needed here.
*/
static int artop6260_pre_reset(struct ata_port *ap, unsigned long deadline)
static int artop6260_pre_reset(struct ata_link *link, unsigned long deadline)
{
static const struct pci_bits artop_enable_bits[] = {
{ 0x4AU, 1U, 0x02UL, 0x02UL }, /* port 0 */
{ 0x4AU, 1U, 0x04UL, 0x04UL }, /* port 1 */
};
struct ata_port *ap = link->ap;
struct pci_dev *pdev = to_pci_dev(ap->host->dev);
/* Odd numbered device ids are the units with enable bits (the -R cards) */
if (pdev->device % 1 && !pci_test_config_bits(pdev, &artop_enable_bits[ap->port_no]))
return -ENOENT;
return ata_std_prereset(ap, deadline);
return ata_std_prereset(link, deadline);
}
/**