usb/storage/transport.c

229 	int result;
235 	result = usb_stor_control_msg(us, us->send_ctrl_pipe,
240 	if (result >= 0)
243 	usb_stor_dbg(us, "result = %d\n", result);
244 	return result;
257 		unsigned int length, int result, unsigned int partial)
260 		     result, partial, length);
261 	switch (result) {
326 	int result;
342 	result = usb_stor_msg_common(us, 0);
344 	return interpret_urb_result(us, pipe, size, result,
359 	int result;
374 	result = usb_stor_msg_common(us, 0);
376 	return interpret_urb_result(us, pipe, length, result,
388 	int result;
395 	result = usb_stor_msg_common(us, 0);
400 	return interpret_urb_result(us, pipe, length, result,
415 	int result;
423 	result = usb_sg_init(&us->current_sg, us->pusb_dev, pipe, 0,
425 	if (result) {
426 		usb_stor_dbg(us, "usb_sg_init returned %d\n", result);
450 	result = us->current_sg.status;
453 	return interpret_urb_result(us, pipe, length, result,
470 	int result = usb_stor_bulk_transfer_sglist(us, pipe, scsi_sglist(srb),
475 	return result;
491 	int result;
497 		result = usb_stor_bulk_transfer_sglist(us, pipe,
503 		result = usb_stor_bulk_transfer_buf(us, pipe, buf,
511 	return result;
563 	if (srb->result == SAM_STAT_GOOD && scsi_get_resid(srb) == 0) {
576 		 * beyond the end.  Replace the result code and sense data
583 		srb->result = SAM_STAT_CHECK_CONDITION;
607 	int result;
611 	result = us->transport(srb, us);
619 		srb->result = DID_ABORT << 16;
624 	if (result == USB_STOR_TRANSPORT_ERROR) {
626 		srb->result = DID_ERROR << 16;
631 	if (result == USB_STOR_TRANSPORT_NO_SENSE) {
632 		srb->result = SAM_STAT_CHECK_CONDITION;
637 	srb->result = SAM_STAT_GOOD;
671 	if (result == USB_STOR_TRANSPORT_FAILED) {
683 	    result == USB_STOR_TRANSPORT_GOOD &&
737 			srb->result = DID_ABORT << 16;
771 			srb->result = DID_ERROR << 16;
811 		/* set the result so the higher layers expect this data */
812 		srb->result = SAM_STAT_CHECK_CONDITION;
830 			if (result == USB_STOR_TRANSPORT_GOOD) {
831 				srb->result = SAM_STAT_GOOD;
852 				srb->result = DID_ERROR << 16;
871 		if (srb->result == SAM_STAT_GOOD) {
879 		 * Next, if the REDO_READ10 flag is set, return a result
885 			srb->result = DID_IMM_RETRY << 16;
891 	if ((srb->result == SAM_STAT_GOOD || srb->sense_buffer[2] == 0) &&
893 		srb->result = DID_ERROR << 16;
919 	result = usb_stor_port_reset(us);
922 	if (result < 0) {
961 	int result;
970 	result = usb_stor_ctrl_transfer(us, us->send_ctrl_pipe,
977 		     result);
980 	if (result == USB_STOR_XFER_STALLED) {
985 	if (result != USB_STOR_XFER_GOOD) {
994 		result = usb_stor_bulk_srb(us, pipe, srb);
995 		usb_stor_dbg(us, "CBI data stage result is 0x%x\n", result);
998 		if (result == USB_STOR_XFER_STALLED)
1000 		if (result > USB_STOR_XFER_STALLED)
1013 	result = usb_stor_intr_transfer(us, us->iobuf, 2);
1016 	if (result != USB_STOR_XFER_GOOD)
1037 	 * If not UFI, we interpret the data as a result code
1077 	int result;
1081 	result = usb_stor_control_msg(us, us->recv_ctrl_pipe,
1087 	usb_stor_dbg(us, "GetMaxLUN command result is %d, data is %d\n",
1088 		     result, us->iobuf[0]);
1091 	 * If we have a successful request, return the result if valid. The
1095 	if (result > 0) {
1107 	 * pipe, they may return a zero-length result, they may do nothing at
1121 	int result;
1153 	result = usb_stor_bulk_transfer_buf(us, us->send_bulk_pipe,
1155 	usb_stor_dbg(us, "Bulk command transfer result=%d\n", result);
1156 	if (result != USB_STOR_XFER_GOOD)
1173 		result = usb_stor_bulk_srb(us, pipe, srb);
1174 		usb_stor_dbg(us, "Bulk data transfer result 0x%x\n", result);
1175 		if (result == USB_STOR_XFER_ERROR)
1185 		if (result == USB_STOR_XFER_LONG)
1194 		if (result == USB_STOR_XFER_SHORT &&
1221 	result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe,
1229 	if (result == USB_STOR_XFER_SHORT && cswlen == 0) {
1231 		result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe,
1236 	if (result == USB_STOR_XFER_STALLED) {
1240 		result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe,
1245 	usb_stor_dbg(us, "Bulk status result = %d\n", result);
1246 	if (result != USB_STOR_XFER_GOOD)
1351 	int result;
1359 	result = usb_stor_control_msg(us, us->send_ctrl_pipe,
1362 	if (result < 0) {
1363 		usb_stor_dbg(us, "Soft reset failed: %d\n", result);
1364 		return result;
1380 	result = usb_stor_clear_halt(us, us->recv_bulk_pipe);
1385 	/* return a result code based on the result of the clear-halts */
1386 	if (result >= 0)
1387 		result = result2;
1388 	if (result < 0)
1392 	return result;
1427 	int result;
1433 	result = usb_lock_device_for_reset(us->pusb_dev, us->pusb_intf);
1434 	if (result < 0)
1436 			     result);
1440 			result = -EIO;
1443 			result = usb_reset_device(us->pusb_dev);
1445 				     result);
1449 	return result;