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authorTejun Heo <htejun@gmail.com>2007-08-06 13:36:23 +0400
committerJeff Garzik <jeff@garzik.org>2007-10-12 22:55:30 +0400
commit955e57dfde4ff75e4d7329ac7a3d645b16015309 (patch)
tree8d1527aa575535963709dbef5133c81a1e519eb2 /drivers/ata
parent936fd7328657884d5a69a55666c74a55aa83ca27 (diff)
downloadlinux-955e57dfde4ff75e4d7329ac7a3d645b16015309.tar.xz
libata-link: linkify EH action helpers
Make ata_eh_about_to_do() and ata_eh_done() deal with ata_link instead of ata_port. This patch introduces no behavior change. 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/libata-eh.c35
1 files changed, 18 insertions, 17 deletions
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 48ca68b3979b..fc4b6413b192 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -947,23 +947,24 @@ static void ata_eh_detach_dev(struct ata_device *dev)
/**
* ata_eh_about_to_do - about to perform eh_action
- * @ap: target ATA port
+ * @link: target ATA link
* @dev: target ATA dev for per-dev action (can be NULL)
* @action: action about to be performed
*
* Called just before performing EH actions to clear related bits
- * in @ap->link.eh_info such that eh actions are not
- * unnecessarily repeated.
+ * in @link->eh_info such that eh actions are not unnecessarily
+ * repeated.
*
* LOCKING:
* None.
*/
-static void ata_eh_about_to_do(struct ata_port *ap, struct ata_device *dev,
+static void ata_eh_about_to_do(struct ata_link *link, struct ata_device *dev,
unsigned int action)
{
+ struct ata_port *ap = link->ap;
+ struct ata_eh_info *ehi = &link->eh_info;
+ struct ata_eh_context *ehc = &link->eh_context;
unsigned long flags;
- struct ata_eh_info *ehi = &ap->link.eh_info;
- struct ata_eh_context *ehc = &ap->link.eh_context;
spin_lock_irqsave(ap->lock, flags);
@@ -980,7 +981,7 @@ static void ata_eh_about_to_do(struct ata_port *ap, struct ata_device *dev,
ehi->flags &= ~ATA_EHI_RESET_MODIFIER_MASK;
}
- ata_eh_clear_action(&ap->link, dev, ehi, action);
+ ata_eh_clear_action(link, dev, ehi, action);
if (!(ehc->i.flags & ATA_EHI_QUIET))
ap->pflags |= ATA_PFLAG_RECOVERED;
@@ -990,20 +991,20 @@ static void ata_eh_about_to_do(struct ata_port *ap, struct ata_device *dev,
/**
* ata_eh_done - EH action complete
- * @ap: target ATA port
+* @ap: target ATA port
* @dev: target ATA dev for per-dev action (can be NULL)
* @action: action just completed
*
* Called right after performing EH actions to clear related bits
- * in @ap->link.eh_context.
+ * in @link->eh_context.
*
* LOCKING:
* None.
*/
-static void ata_eh_done(struct ata_port *ap, struct ata_device *dev,
+static void ata_eh_done(struct ata_link *link, struct ata_device *dev,
unsigned int action)
{
- struct ata_eh_context *ehc = &ap->link.eh_context;
+ struct ata_eh_context *ehc = &link->eh_context;
/* if reset is complete, clear all reset actions & reset modifier */
if (action & ATA_EH_RESET_MASK) {
@@ -1011,7 +1012,7 @@ static void ata_eh_done(struct ata_port *ap, struct ata_device *dev,
ehc->i.flags &= ~ATA_EHI_RESET_MODIFIER_MASK;
}
- ata_eh_clear_action(&ap->link, dev, &ehc->i, action);
+ ata_eh_clear_action(link, dev, &ehc->i, action);
}
/**
@@ -1795,7 +1796,7 @@ static int ata_eh_reset(struct ata_port *ap, int classify,
int rc;
/* about to reset */
- ata_eh_about_to_do(ap, NULL, ehc->i.action & ATA_EH_RESET_MASK);
+ ata_eh_about_to_do(link, NULL, ehc->i.action & ATA_EH_RESET_MASK);
/* Determine which reset to use and record in ehc->i.action.
* prereset() may examine and modify it.
@@ -1877,7 +1878,7 @@ static int ata_eh_reset(struct ata_port *ap, int classify,
goto out;
}
- ata_eh_about_to_do(ap, NULL, ATA_EH_RESET_MASK);
+ ata_eh_about_to_do(link, NULL, ATA_EH_RESET_MASK);
rc = ata_do_reset(ap, reset, classes, deadline);
if (rc == 0 && classify &&
@@ -1927,7 +1928,7 @@ static int ata_eh_reset(struct ata_port *ap, int classify,
postreset(ap, classes);
/* reset successful, schedule revalidation */
- ata_eh_done(ap, NULL, ehc->i.action & ATA_EH_RESET_MASK);
+ ata_eh_done(link, NULL, ehc->i.action & ATA_EH_RESET_MASK);
ehc->i.action |= ATA_EH_REVALIDATE;
}
out:
@@ -1964,12 +1965,12 @@ static int ata_eh_revalidate_and_attach(struct ata_port *ap,
goto err;
}
- ata_eh_about_to_do(ap, dev, ATA_EH_REVALIDATE);
+ ata_eh_about_to_do(&ap->link, dev, ATA_EH_REVALIDATE);
rc = ata_dev_revalidate(dev, readid_flags);
if (rc)
goto err;
- ata_eh_done(ap, dev, ATA_EH_REVALIDATE);
+ ata_eh_done(&ap->link, dev, ATA_EH_REVALIDATE);
/* Configuration may have changed, reconfigure
* transfer mode.