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usb: dwc3: ep0: giveback requests on stall_and_restart

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if we don't, the list will be busy forever.

Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Felipe Balbi 2011-09-08 18:17:12 +03:00
parent bb7ea2841e
commit d742220b35
1 changed files with 10 additions and 0 deletions
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10
drivers/usb/dwc3/ep0.c
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@ -214,9 +214,19 @@ int dwc3_gadget_ep0_queue(struct usb_ep *ep, struct usb_request *request,
static void dwc3_ep0_stall_and_restart(struct dwc3 *dwc)
{
struct dwc3_ep *dep = dwc->eps[0];
/* stall is always issued on EP0 */
__dwc3_gadget_ep_set_halt(dwc->eps[0], 1);
dwc->eps[0]->flags = DWC3_EP_ENABLED;
if (!list_empty(&dep->request_list)) {
struct dwc3_request *req;
req = next_request(&dep->request_list);
dwc3_gadget_giveback(dep, req, -ECONNRESET);
}
dwc->ep0state = EP0_SETUP_PHASE;
dwc3_ep0_out_start(dwc);
}