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path: root/drivers/phy/phy-twl4030-usb.c
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Diffstat (limited to 'drivers/phy/phy-twl4030-usb.c')
-rw-r--r--drivers/phy/phy-twl4030-usb.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/phy/phy-twl4030-usb.c b/drivers/phy/phy-twl4030-usb.c
index 6b6af6cba454..d9b10a39a2cf 100644
--- a/drivers/phy/phy-twl4030-usb.c
+++ b/drivers/phy/phy-twl4030-usb.c
@@ -463,7 +463,8 @@ static int twl4030_phy_power_on(struct phy *phy)
twl4030_usb_set_mode(twl, twl->usb_mode);
if (twl->usb_mode == T2_USB_MODE_ULPI)
twl4030_i2c_access(twl, 0);
- schedule_delayed_work(&twl->id_workaround_work, 0);
+ twl->linkstat = MUSB_UNKNOWN;
+ schedule_delayed_work(&twl->id_workaround_work, HZ);
return 0;
}
@@ -537,6 +538,7 @@ static irqreturn_t twl4030_usb_irq(int irq, void *_twl)
struct twl4030_usb *twl = _twl;
enum musb_vbus_id_status status;
bool status_changed = false;
+ int err;
status = twl4030_usb_linkstat(twl);
@@ -567,7 +569,9 @@ static irqreturn_t twl4030_usb_irq(int irq, void *_twl)
pm_runtime_mark_last_busy(twl->dev);
pm_runtime_put_autosuspend(twl->dev);
}
- musb_mailbox(status);
+ err = musb_mailbox(status);
+ if (err)
+ twl->linkstat = MUSB_UNKNOWN;
}
/* don't schedule during sleep - irq works right then */
@@ -595,7 +599,8 @@ static int twl4030_phy_init(struct phy *phy)
struct twl4030_usb *twl = phy_get_drvdata(phy);
pm_runtime_get_sync(twl->dev);
- schedule_delayed_work(&twl->id_workaround_work, 0);
+ twl->linkstat = MUSB_UNKNOWN;
+ schedule_delayed_work(&twl->id_workaround_work, HZ);
pm_runtime_mark_last_busy(twl->dev);
pm_runtime_put_autosuspend(twl->dev);
@@ -763,7 +768,8 @@ static int twl4030_usb_remove(struct platform_device *pdev)
if (cable_present(twl->linkstat))
pm_runtime_put_noidle(twl->dev);
pm_runtime_mark_last_busy(twl->dev);
- pm_runtime_put_sync_suspend(twl->dev);
+ pm_runtime_dont_use_autosuspend(&pdev->dev);
+ pm_runtime_put_sync(twl->dev);
pm_runtime_disable(twl->dev);
/* autogate 60MHz ULPI clock,