diff options
Diffstat (limited to 'drivers/usb')
-rw-r--r-- | drivers/usb/dwc3/gadget.c | 43 |
1 files changed, 25 insertions, 18 deletions
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 550ee952c0d1..8796a5ee9bb9 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -166,18 +166,8 @@ static void dwc3_ep_inc_deq(struct dwc3_ep *dep) dwc3_ep_inc_trb(&dep->trb_dequeue); } -/** - * dwc3_gadget_giveback - call struct usb_request's ->complete callback - * @dep: The endpoint to whom the request belongs to - * @req: The request we're giving back - * @status: completion code for the request - * - * Must be called with controller's lock held and interrupts disabled. This - * function will unmap @req and call its ->complete() callback to notify upper - * layers that it has completed. - */ -void dwc3_gadget_giveback(struct dwc3_ep *dep, struct dwc3_request *req, - int status) +void dwc3_gadget_del_and_unmap_request(struct dwc3_ep *dep, + struct dwc3_request *req, int status) { struct dwc3 *dwc = dep->dwc; @@ -190,18 +180,35 @@ void dwc3_gadget_giveback(struct dwc3_ep *dep, struct dwc3_request *req, if (req->trb) usb_gadget_unmap_request_by_dev(dwc->sysdev, - &req->request, req->direction); + &req->request, req->direction); req->trb = NULL; - trace_dwc3_gadget_giveback(req); + if (dep->number > 1) + pm_runtime_put(dwc->dev); +} + +/** + * dwc3_gadget_giveback - call struct usb_request's ->complete callback + * @dep: The endpoint to whom the request belongs to + * @req: The request we're giving back + * @status: completion code for the request + * + * Must be called with controller's lock held and interrupts disabled. This + * function will unmap @req and call its ->complete() callback to notify upper + * layers that it has completed. + */ +void dwc3_gadget_giveback(struct dwc3_ep *dep, struct dwc3_request *req, + int status) +{ + struct dwc3 *dwc = dep->dwc; + + dwc3_gadget_del_and_unmap_request(dep, req, status); + spin_unlock(&dwc->lock); usb_gadget_giveback_request(&dep->endpoint, &req->request); spin_lock(&dwc->lock); - - if (dep->number > 1) - pm_runtime_put(dwc->dev); } /** @@ -1227,7 +1234,7 @@ static int __dwc3_gadget_kick_transfer(struct dwc3_ep *dep) if (req->trb) memset(req->trb, 0, sizeof(struct dwc3_trb)); dep->queued_requests--; - dwc3_gadget_giveback(dep, req, ret); + dwc3_gadget_del_and_unmap_request(dep, req, ret); return ret; } |