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usb: dwc2: host: ignore wakeup interrupt if hibernation supported

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If hibernation is supported, resume of devices will be handled in
bus_resume callback.

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>
This commit is contained in:
Gregory Herrero 2015-09-22 15:16:43 +02:00 committed by Felipe Balbi
parent 9afaf75508
commit 6e74162f69
1 changed files with 4 additions and 0 deletions
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4
drivers/usb/dwc2/core_intr.c
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@ -356,6 +356,10 @@ static void dwc2_handle_wakeup_detected_intr(struct dwc2_hsotg *hsotg)
/* Change to L0 state */
hsotg->lx_state = DWC2_L0;
} else {
if (hsotg->core_params->hibernation) {
dwc2_writel(GINTSTS_WKUPINT, hsotg->regs + GINTSTS);
return;
}
if (hsotg->lx_state != DWC2_L1) {
u32 pcgcctl = dwc2_readl(hsotg->regs + PCGCTL);