Commit 0227cc84 authored Feb 20, 2020 by Li Jun Committed by Felipe Balbi Mar 15, 2020

usb: dwc3: core: don't do suspend for device mode if already suspended



If dwc->dev in device mode already runtime suspended, don't do it again
for system suspend.

Signed-off-by: Li Jun <jun.li@nxp.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>

parent 4a1d042a

drivers/usb/dwc3/core.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -1632,6 +1632,8 @@ static int dwc3_suspend_common(struct dwc3 *dwc, pm_message_t msg)

		switch (dwc->current_dr_role) {
		case DWC3_GCTL_PRTCAP_DEVICE:
		if (pm_runtime_suspended(dwc->dev))
		break;
		spin_lock_irqsave(&dwc->lock, flags);
		dwc3_gadget_suspend(dwc);
		spin_unlock_irqrestore(&dwc->lock, flags);

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