usb/musb-new/musb_host.c

37 /* MUSB HOST status 22-mar-2006
298 static void musb_giveback(struct musb *musb, struct urb *urb, int status)
304 			urb, urb->complete, status,
313 	usb_hcd_giveback_urb(musb_to_hcd(musb), urb, status);
350 	int			status;
352 	status = (urb->status == -EINPROGRESS) ? 0 : urb->status;
362 		if (status == 0 && urb->error_count)
363 			status = -EXDEV;
369 	musb_giveback(musb, urb, status);
477 		int					status = 0;
481 			status = -EILSEQ;
489 			if (status == 0) {
490 				status = -EOVERFLOW;
500 		d->status = status;
510 			if (urb->status == -EINPROGRESS)
511 				urb->status = -EOVERFLOW;
522 			|| (urb->status != -EINPROGRESS);
524 				&& (urb->status == -EINPROGRESS)
528 			urb->status = -EREMOTEIO;
891  * Return true until it's time to start the status stage.
908 			urb->status = -EOVERFLOW;
973 	int			status = 0;
993 	/* if we just did status stage, we are done */
999 	/* prepare status */
1002 		status = -EPIPE;
1006 		status = -EPROTO;
1023 	if (status) {
1027 			urb->status = status;
1062 			/* data transfer complete; perform status phase */
1071 			/* flag status stage */
1118 	u32			status = 0;
1142 		/* stall; record URB status */
1143 		status = -EPIPE;
1149 		status = -ETIMEDOUT;
1169 	if (status) {
1171 			dma->status = MUSB_DMA_STATUS_CORE_ABORT;
1201 	if (is_dma_capable() && dma && !status) {
1250 		 * In any case, we must check the FIFO status here and bail out
1262 	if (!status || dma || usb_pipeisoc(pipe)) {
1275 			d->status = status;
1302 	/* urb->status != -EINPROGRESS means request has been faulted,
1305 	if (urb->status != -EINPROGRESS) {
1307 		if (status == 0)
1308 			status = urb->status;
1312 		/* set status */
1313 		urb->status = status;
1377  *           - iff URB_SHORT_NOT_OK, short RX status is -EREMOTEIO.
1413 			dma->status = MUSB_DMA_STATUS_CORE_ABORT;
1448 	u32			status;
1455 	status = 0;
1483 		/* stall; record URB status */
1484 		status = -EPIPE;
1489 		status = -EPROTO;
1525 		status = -EPROTO;
1529 	if (status) {
1532 			dma->status = MUSB_DMA_STATUS_CORE_ABORT;
1563 			dma->status = MUSB_DMA_STATUS_CORE_ABORT;
1597 			if (d->status != -EILSEQ && d->status != -EOVERFLOW)
1598 				d->status = 0;
1626 	} else if (urb->status == -EINPROGRESS) {
1629 			status = -EPROTO;
1682 				d->status = d_status;
1776 		if (urb->status == -EINPROGRESS)
1777 			urb->status = status;
2134 	int			status = 0;
2144 			status = ep->musb->dma_controller->channel_abort(dma);
2148 				urb, status);
2159 		 * endpoint's irq status here to avoid bogus irqs.
2160 		 * clearing that status is platform-specific...
2179 	if (status == 0)
2181 	return status;
2191 	int status)
2205 	ret = usb_hcd_check_unlink_urb(hcd, urb, status);
2219 	 * Otherwise abort current transfer, pending DMA, etc.; urb->status
2275 			urb->status = -ESHUTDOWN;
2285 			urb->status = -ESHUTDOWN;