From: Gregory Herrero <gregory.herrero@xxxxxxxxx>
If hibernation is supported, resume of devices will be handled in
bus_resume callback.
Signed-off-by: Gregory Herrero <gregory.herrero@xxxxxxxxx>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@xxxxxxxxx>
Tested-by: Robert Baldyga <r.baldyga@xxxxxxxxxxx>
---
drivers/usb/dwc2/core_intr.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/usb/dwc2/core_intr.c b/drivers/usb/dwc2/core_intr.c
index 3275310..d8a5400 100644
--- a/drivers/usb/dwc2/core_intr.c
+++ b/drivers/usb/dwc2/core_intr.c
@@ -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);
--
2.3.3
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