[PATCH v1 07/32] usb: dwc2: host: ignore wakeup interrupt if hibernation supported

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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 8c7c911..8f126f2 100644
--- a/drivers/usb/dwc2/core_intr.c
+++ b/drivers/usb/dwc2/core_intr.c
@@ -355,6 +355,10 @@ 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) {
+			writel(GINTSTS_WKUPINT, hsotg->regs + GINTSTS);
+			return;
+		}
 		if (hsotg->lx_state != DWC2_L1) {
 			u32 pcgcctl = readl(hsotg->regs + PCGCTL);
 
-- 
2.3.3

--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux