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usb: dwc2: gadget: fix packet drop issue for ISOC OUT transfers

In ISOC OUT transfer, when the OUT token received while EP disabled,
we shouldn't complete a usb request. The current flow completed one
usb request, this will lead to a packet drop to function driver.

Signed-off-by: Minas Harutyunyan <hminas@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Minas Harutyunyan 7 years ago
parent
commit
21cbbc6bb7
1 changed files with 0 additions and 2 deletions
  1. 0 2
      drivers/usb/dwc2/gadget.c

+ 0 - 2
drivers/usb/dwc2/gadget.c

@@ -2756,8 +2756,6 @@ static void dwc2_gadget_handle_out_token_ep_disabled(struct dwc2_hsotg_ep *ep)
 	 */
 	tmp = dwc2_hsotg_read_frameno(hsotg);
 
-	dwc2_hsotg_complete_request(hsotg, ep, get_ep_head(ep), 0);
-
 	if (using_desc_dma(hsotg)) {
 		if (ep->target_frame == TARGET_FRAME_INITIAL) {
 			/* Start first ISO Out */