usb/dwc3/gadget.c

194 		struct dwc3_request *req, int status)
203 	if (req->request.status == -EINPROGRESS)
204 		req->request.status = status;
221  * @status: completion code for the request
228 		int status)
232 	dwc3_gadget_del_and_unmap_request(dep, req, status);
233 	req->status = DWC3_REQUEST_STATUS_COMPLETED;
253 	int		status = 0;
263 			status = DWC3_DGCMD_STATUS(reg);
264 			if (status)
272 		status = -ETIMEDOUT;
275 	trace_dwc3_gadget_generic_cmd(cmd, param, status);
416 				 * with an error status of 'Bus Expiry'.
425 				dev_WARN(dwc->dev, "UNKNOWN cmd status\n");
971 void dwc3_remove_requests(struct dwc3 *dwc, struct dwc3_ep *dep, int status)
985 		dwc3_gadget_giveback(dep, req, status);
991 		dwc3_gadget_giveback(dep, req, status);
997 		dwc3_gadget_giveback(dep, req, status);
1138 	req->status	= DWC3_REQUEST_STATUS_UNKNOWN;
1757  * (or 2 seconds). 4 seconds into the future will result in a bus-expiry status.
1759  * be 2 successful and 2 failure START COMMAND status. One of the 2 successful
1760  * command status will result in a 2-second delay start. The smaller BIT[15:14]
1767  * Let test0 = test status for combination 'b00 and test1 = test status for 'b01
1811 		/* Store the first test status */
1908 	 * status, issue END_TRANSFER command and retry on the next XferNotReady
1931 	if (WARN(req->status < DWC3_REQUEST_STATUS_COMPLETED,
1939 	req->request.status	= -EINPROGRESS;
1944 	req->status = DWC3_REQUEST_STATUS_QUEUED;
2038 		switch (req->status) {
2049 			dev_err(dwc->dev, "request cancelled with wrong reason:%d\n", req->status);
2357 	 * Since link status change events are enabled we will receive
2640 	 * Attempt to end pending SETUP status phase, and not wait for the
3353 		const struct dwc3_event_depevt *event, int status, int chain)
3402 	if ((trb->ctrl & DWC3_TRB_CTRL_HWO) && status != -ESHUTDOWN)
3405 	if (event->status & DEPEVT_STATUS_SHORT && !chain)
3421 		int status)
3437 				trb, event, status, true);
3447 		int status)
3452 			event, status, false);
3462 		struct dwc3_request *req, int status)
3469 				status);
3472 				status);
3481 				status);
3486 	 * The event status only reflects the status of the TRB with IOC set.
3488 	 * needs to check and return the status of the completed TRBs associated
3489 	 * with the request. Use the status of the last TRB of the request.
3510 		request_status = status;
3520 		const struct dwc3_event_depevt *event, int status)
3529 				req, status);
3571 		const struct dwc3_event_depevt *event, int status)
3576 	dwc3_gadget_ep_cleanup_completed_requests(dep, event, status);
3586 		(list_empty(&dep->pending_list) || status == -EXDEV))
3624 	int status = 0;
3632 	if (event->status & DEPEVT_STATUS_BUSERR)
3633 		status = -ECONNRESET;
3635 	if (event->status & DEPEVT_STATUS_MISSED_ISOC)
3636 		status = -EXDEV;
3638 	dwc3_gadget_endpoint_trbs_complete(dep, event, status);
3644 	int status = 0;
3648 	if (event->status & DEPEVT_STATUS_BUSERR)
3649 		status = -ECONNRESET;
3651 	if (dwc3_gadget_endpoint_trbs_complete(dep, event, status))
3724 	if (event->status == DEPEVT_STREAMEVT_FOUND) {
4025 	 * status for EP0 TRBs and gets cleared on XferComplete for the