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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: Robert Baldyga <r.baldyga@samsung.com>
Acked-by: Paul Zimmerman <paulz@synopsys.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Mian Yousaf Kaukab 2015-01-09 13:38:57 +01:00 committed by Felipe Balbi
parent 5f2196bd7c
commit 1141ea01d5
1 changed files with 3 additions and 2 deletions
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5
drivers/usb/dwc2/gadget.c
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@ -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;
}