Commit 7d998f5d authored Mar 05, 2020 by Thinh Nguyen Committed by Mayank Rana May 20, 2020

usb: dwc3: gadget: Don't clear flags before transfer ended



We track END_TRANSFER command completion. Don't clear transfer
started/ended flag prematurely. Otherwise, we'd run into the problem
with restarting transfer before END_TRANSFER command finishes.

Change-Id: I8290f204b58466879f15736fcc220b1c134df97a
Fixes: 6d8a0196 ("usb: dwc3: gadget: check for Missed Isoc from event status")
Signed-off-by: Thinh Nguyen <thinhn@synopsys.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
Git-commit: a114c4ca64bd522aec1790c7e5c60c882f699d8f
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git


Signed-off-by: Mayank Rana <mrana@codeaurora.org>

parent a6ae9f82

drivers/usb/dwc3/gadget.c

+1 −3

Original line number	Diff line number	Diff line
		@@ -2913,10 +2913,8 @@ static void dwc3_gadget_endpoint_transfer_in_progress(struct dwc3_ep *dep,

		dwc3_gadget_ep_cleanup_completed_requests(dep, event, status);

		if (stop) {
		if (stop)
		dwc3_stop_active_transfer(dep, true, true);
		dep->flags = DWC3_EP_ENABLED;
		}

		/*
		* WORKAROUND: This is the 2nd half of U1/U2 -> U0 workaround.