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path: root/drivers/ata/libahci_platform.c
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Diffstat (limited to 'drivers/ata/libahci_platform.c')
-rw-r--r--drivers/ata/libahci_platform.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/ata/libahci_platform.c b/drivers/ata/libahci_platform.c
index 4b900fc659f7..81b1a3332ed6 100644
--- a/drivers/ata/libahci_platform.c
+++ b/drivers/ata/libahci_platform.c
@@ -56,6 +56,12 @@ static int ahci_platform_enable_phys(struct ahci_host_priv *hpriv)
if (rc)
goto disable_phys;
+ rc = phy_set_mode(hpriv->phys[i], PHY_MODE_SATA);
+ if (rc) {
+ phy_exit(hpriv->phys[i]);
+ goto disable_phys;
+ }
+
rc = phy_power_on(hpriv->phys[i]);
if (rc) {
phy_exit(hpriv->phys[i]);
@@ -738,6 +744,9 @@ int ahci_platform_suspend_host(struct device *dev)
writel(ctl, mmio + HOST_CTL);
readl(mmio + HOST_CTL); /* flush */
+ if (hpriv->flags & AHCI_HFLAG_SUSPEND_PHYS)
+ ahci_platform_disable_phys(hpriv);
+
return ata_host_suspend(host, PMSG_SUSPEND);
}
EXPORT_SYMBOL_GPL(ahci_platform_suspend_host);
@@ -756,6 +765,7 @@ EXPORT_SYMBOL_GPL(ahci_platform_suspend_host);
int ahci_platform_resume_host(struct device *dev)
{
struct ata_host *host = dev_get_drvdata(dev);
+ struct ahci_host_priv *hpriv = host->private_data;
int rc;
if (dev->power.power_state.event == PM_EVENT_SUSPEND) {
@@ -766,6 +776,9 @@ int ahci_platform_resume_host(struct device *dev)
ahci_init_controller(host);
}
+ if (hpriv->flags & AHCI_HFLAG_SUSPEND_PHYS)
+ ahci_platform_enable_phys(hpriv);
+
ata_host_resume(host);
return 0;