libata-link: linkify reset

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>

1 files changed, 4 insertions, 3 deletions

diff --git a/drivers/ata/pata_sis.c b/drivers/ata/pata_sis.c
index 9d6f81d52e18..b72227676f00 100644
--- a/drivers/ata/pata_sis.c
+++ b/drivers/ata/pata_sis.c
@@ -133,19 +133,20 @@ static int sis_66_cable_detect(struct ata_port *ap)
 
 /**
  *      sis_pre_reset           -       probe begin
- *      @ap: ATA port
+ *      @link: ATA link
  *      @deadline: deadline jiffies for the operation
  *
  *      Set up cable type and use generic probe init
  */
 
-static int sis_pre_reset(struct ata_port *ap, unsigned long deadline)
+static int sis_pre_reset(struct ata_link *link, unsigned long deadline)
 {
         static const struct pci_bits sis_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);
 
         if (!pci_test_config_bits(pdev, &sis_enable_bits[ap->port_no]))
@@ -154,7 +155,7 @@ static int sis_pre_reset(struct ata_port *ap, unsigned long deadline)
         /* Clear the FIFO settings. We can't enable the FIFO until
            we know we are poking at a disk */
         pci_write_config_byte(pdev, 0x4B, 0);
-        return ata_std_prereset(ap, deadline);
+        return ata_std_prereset(link, deadline);
 }