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_marvell.c b/drivers/ata/pata_marvell.c
index b45506f1ef73..b4dd18f3fa5d 100644
--- a/drivers/ata/pata_marvell.c
+++ b/drivers/ata/pata_marvell.c
@@ -24,14 +24,15 @@
 
 /**
  *      marvell_pre_reset       -       check for 40/80 pin
- *      @ap: Port
+ *      @link: link
  *      @deadline: deadline jiffies for the operation
  *
  *      Perform the PATA port setup we need.
  */
 
-static int marvell_pre_reset(struct ata_port *ap, unsigned long deadline)
+static int marvell_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);
         u32 devices;
         void __iomem *barp;
@@ -54,7 +55,7 @@ static int marvell_pre_reset(struct ata_port *ap, unsigned long deadline)
             (!(devices & 0x10)))        /* PATA enable ? */
                 return -ENOENT;
 
-        return ata_std_prereset(ap, deadline);
+        return ata_std_prereset(link, deadline);
 }
 
 static int marvell_cable_detect(struct ata_port *ap)