summaryrefslogtreecommitdiff
path: root/drivers/ata/ahci.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/ata/ahci.c')
-rw-r--r--drivers/ata/ahci.c32
1 files changed, 23 insertions, 9 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 0cfd0ec6229b..14a1c0d14916 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -83,6 +83,7 @@ enum board_ids {
static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent);
static void ahci_remove_one(struct pci_dev *dev);
static void ahci_shutdown_one(struct pci_dev *dev);
+static void ahci_intel_pcs_quirk(struct pci_dev *pdev, struct ahci_host_priv *hpriv);
static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class,
unsigned long deadline);
static int ahci_avn_hardreset(struct ata_link *link, unsigned int *class,
@@ -676,6 +677,25 @@ static void ahci_pci_save_initial_config(struct pci_dev *pdev,
ahci_save_initial_config(&pdev->dev, hpriv);
}
+static int ahci_pci_reset_controller(struct ata_host *host)
+{
+ struct pci_dev *pdev = to_pci_dev(host->dev);
+ struct ahci_host_priv *hpriv = host->private_data;
+ int rc;
+
+ rc = ahci_reset_controller(host);
+ if (rc)
+ return rc;
+
+ /*
+ * If platform firmware failed to enable ports, try to enable
+ * them here.
+ */
+ ahci_intel_pcs_quirk(pdev, hpriv);
+
+ return 0;
+}
+
static void ahci_pci_init_controller(struct ata_host *host)
{
struct ahci_host_priv *hpriv = host->private_data;
@@ -870,7 +890,7 @@ static int ahci_pci_device_runtime_resume(struct device *dev)
struct ata_host *host = pci_get_drvdata(pdev);
int rc;
- rc = ahci_reset_controller(host);
+ rc = ahci_pci_reset_controller(host);
if (rc)
return rc;
ahci_pci_init_controller(host);
@@ -906,7 +926,7 @@ static int ahci_pci_device_resume(struct device *dev)
ahci_mcp89_apple_enable(pdev);
if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND) {
- rc = ahci_reset_controller(host);
+ rc = ahci_pci_reset_controller(host);
if (rc)
return rc;
@@ -1784,12 +1804,6 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* save initial config */
ahci_pci_save_initial_config(pdev, hpriv);
- /*
- * If platform firmware failed to enable ports, try to enable
- * them here.
- */
- ahci_intel_pcs_quirk(pdev, hpriv);
-
/* prepare host */
if (hpriv->cap & HOST_CAP_NCQ) {
pi.flags |= ATA_FLAG_NCQ;
@@ -1899,7 +1913,7 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
if (rc)
return rc;
- rc = ahci_reset_controller(host);
+ rc = ahci_pci_reset_controller(host);
if (rc)
return rc;