From: Grigor Tovmasyan Date: Wed, 24 Jan 2018 13:43:58 +0000 (+0400) Subject: usb: dwc2: Add call_gadget() function call X-Git-Tag: v4.19~1304^2~18^2~47 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c655557c12ded72a41a8d04e868a10b74d957f22;p=platform%2Fkernel%2Flinux-rpi.git usb: dwc2: Add call_gadget() function call Added call_gadget() function call when entering to L1 state to inform gadget that core is in L1 state. Did the same thing when exiting from L1 state to inform gadget that core is in L0 state. Signed-off-by: Grigor Tovmasyan Signed-off-by: Felipe Balbi --- diff --git a/drivers/usb/dwc2/core_intr.c b/drivers/usb/dwc2/core_intr.c index a8e4394..46b32ec 100644 --- a/drivers/usb/dwc2/core_intr.c +++ b/drivers/usb/dwc2/core_intr.c @@ -381,6 +381,9 @@ static void dwc2_wakeup_from_lpm_l1(struct dwc2_hsotg *hsotg) /* Change to L0 state */ hsotg->lx_state = DWC2_L0; + + /* Inform gadget to exit from L1 */ + call_gadget(hsotg, resume); } /* @@ -589,6 +592,9 @@ static void dwc2_handle_lpm_intr(struct dwc2_hsotg *hsotg) hsotg->lx_state = DWC2_L1; dev_dbg(hsotg->dev, "Core is in L1 sleep glpmcfg=%08x\n", glpmcfg); + + /* Inform gadget that we are in L1 state */ + call_gadget(hsotg, suspend); } } }