aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/usb
diff options
context:
space:
mode:
authorRoger Quadros <rogerq@ti.com>2018-01-22 15:01:42 +0200
committerFelipe Balbi <felipe.balbi@linux.intel.com>2018-02-12 10:53:18 +0200
commitc49f63055e252810e5d6c83a4943b18db16b3cd8 (patch)
tree793324f0323a74d51c77201d7c8730ec01041faa /drivers/usb
parentusb: gadget: f_fs: Use config_ep_by_speed() (diff)
downloadlinux-dev-c49f63055e252810e5d6c83a4943b18db16b3cd8.tar.xz
linux-dev-c49f63055e252810e5d6c83a4943b18db16b3cd8.zip
usb: dwc3: omap: don't miss events during suspend/resume
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>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/dwc3/dwc3-omap.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c
index a4719e853b85..ed8b86517675 100644
--- 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;
}
+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)
+ .complete = dwc3_omap_complete,
};
#define DEV_PM_OPS (&dwc3_omap_dev_pm_ops)