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Commit 1141ea01 authored by Mian Yousaf Kaukab's avatar Mian Yousaf Kaukab Committed by Felipe Balbi
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usb: dwc2: gadget: kill requests after disabling ep 



kill_all_requests() can flush the fifo. Call it after disabling the
endpoint.

Tested-by: default avatarRobert Baldyga <r.baldyga@samsung.com>
Acked-by: default avatarPaul Zimmerman <paulz@synopsys.com>
Signed-off-by: default avatarMian Yousaf Kaukab <yousaf.kaukab@intel.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent 5f2196bd

drivers/usb/dwc2/gadget.c

+3 −2
Original line number Diff line number Diff line
@@ -2605,8 +2605,6 @@ static int s3c_hsotg_ep_disable(struct usb_ep *ep) 
	epctrl_reg = dir_in ? DIEPCTL(index) : DOEPCTL(index);



	spin_lock_irqsave(&hsotg->lock, flags);

	/* terminate all requests with shutdown */

	kill_all_requests(hsotg, hs_ep, -ESHUTDOWN);



	hsotg->fifo_map &= ~(1<<hs_ep->fifo_index);

	hs_ep->fifo_index = 0;
@@ -2623,6 +2621,9 @@ static int s3c_hsotg_ep_disable(struct usb_ep *ep) 
	/* disable endpoint interrupts */

	s3c_hsotg_ctrl_epint(hsotg, hs_ep->index, hs_ep->dir_in, 0);



	/* terminate all requests with shutdown */

	kill_all_requests(hsotg, hs_ep, -ESHUTDOWN);



	spin_unlock_irqrestore(&hsotg->lock, flags);

	return 0;

}