Commit bea78555 authored Sep 22, 2015 by Gregory Herrero Committed by Felipe Balbi Oct 01, 2015

usb: dwc2: host: resume only if bus is suspended



Port can be resumed in bus_resume callback.
In this case, there is no need to drive resume a second time
when hcd ask for it.

Signed-off-by: Gregory Herrero <gregory.herrero@intel.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@intel.com>
Tested-by: Robert Baldyga <r.baldyga@samsung.com>
Tested-by: Dinh Nguyen <dinguyen@opensource.altera.com>
Tested-by: John Youn <johnyoun@synopsys.com>
Acked-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

parent 6e74162f

drivers/usb/dwc2/hcd.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -1571,6 +1571,7 @@ static int dwc2_hcd_hub_control(struct dwc2_hsotg *hsotg, u16 typereq,
		dev_dbg(hsotg->dev,
		"ClearPortFeature USB_PORT_FEAT_SUSPEND\n");

		if (hsotg->bus_suspended)
		dwc2_port_resume(hsotg);
		break;