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usb: dwc3: omap: don't miss events during suspend/resume
author
Roger Quadros
<rogerq@ti.com>
Mon, 22 Jan 2018 13:01:42 +0000
(15:01 +0200)
committer
Felipe Balbi
<felipe.balbi@linux.intel.com>
Mon, 12 Feb 2018 08:53:18 +0000
(10:53 +0200)
The USB cable state can change during suspend/resume
so be sure to check and update the extcon state.
Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
drivers/usb/dwc3/dwc3-omap.c
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diff --git
a/drivers/usb/dwc3/dwc3-omap.c
b/drivers/usb/dwc3/dwc3-omap.c
index a4719e853b85a96c185c6a011e10a353bc7d8d94..ed8b865176758fdeef0fc4d7c754793aad580ac0 100644
(file)
--- a/
drivers/usb/dwc3/dwc3-omap.c
+++ b/
drivers/usb/dwc3/dwc3-omap.c
@@
-582,9
+582,25
@@
static int dwc3_omap_resume(struct device *dev)
return 0;
}
return 0;
}
+static void dwc3_omap_complete(struct device *dev)
+{
+ struct dwc3_omap *omap = dev_get_drvdata(dev);
+
+ if (extcon_get_state(omap->edev, EXTCON_USB))
+ dwc3_omap_set_mailbox(omap, OMAP_DWC3_VBUS_VALID);
+ else
+ dwc3_omap_set_mailbox(omap, OMAP_DWC3_VBUS_OFF);
+
+ if (extcon_get_state(omap->edev, EXTCON_USB_HOST))
+ dwc3_omap_set_mailbox(omap, OMAP_DWC3_ID_GROUND);
+ else
+ dwc3_omap_set_mailbox(omap, OMAP_DWC3_ID_FLOAT);
+}
+
static const struct dev_pm_ops dwc3_omap_dev_pm_ops = {
SET_SYSTEM_SLEEP_PM_OPS(dwc3_omap_suspend, dwc3_omap_resume)
static const struct dev_pm_ops dwc3_omap_dev_pm_ops = {
SET_SYSTEM_SLEEP_PM_OPS(dwc3_omap_suspend, dwc3_omap_resume)
+ .complete = dwc3_omap_complete,
};
#define DEV_PM_OPS (&dwc3_omap_dev_pm_ops)
};
#define DEV_PM_OPS (&dwc3_omap_dev_pm_ops)