Commit 9e779778 authored Apr 29, 2015 by Gregory Herrero Committed by Felipe Balbi Apr 29, 2015

usb: dwc2: gadget: ignore pm suspend/resume in L2



Nothing to be done in pm suspend/resume when controller is in L2.
Don't disconnect or reset. State is already saved when putting
controller in hibernation and will be restored on USB bus resume.

Acked-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Gregory Herrero <gregory.herrero@intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

parent 4876886f

drivers/usb/dwc2/gadget.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -3672,6 +3672,9 @@ int s3c_hsotg_suspend(struct dwc2_hsotg *hsotg)
		unsigned long flags;
		int ret = 0;

		if (hsotg->lx_state != DWC2_L0)
		return ret;

		mutex_lock(&hsotg->init_mutex);

		if (hsotg->driver) {
		@@ -3712,6 +3715,9 @@ int s3c_hsotg_resume(struct dwc2_hsotg *hsotg)
		unsigned long flags;
		int ret = 0;

		if (hsotg->lx_state == DWC2_L2)
		return ret;

		mutex_lock(&hsotg->init_mutex);

		if (hsotg->driver) {