136 static int bsg_sg_io(struct request_queue *q, fmode_t mode, void __user *uarg)  in bsg_sg_io()  argument
146 	if (!q->bsg_dev.class_dev)  in bsg_sg_io()
151 	ret = q->bsg_dev.ops->check_proto(&hdr);  in bsg_sg_io()
155 	rq = blk_get_request(q, hdr.dout_xfer_len ?  in bsg_sg_io()
160 	ret = q->bsg_dev.ops->fill_hdr(rq, &hdr, mode);  in bsg_sg_io()
168 		rq->timeout = q->sg_timeout;  in bsg_sg_io()
175 		ret = blk_rq_map_user(q, rq, NULL, uptr64(hdr.dout_xferp),  in bsg_sg_io()
178 		ret = blk_rq_map_user(q, rq, NULL, uptr64(hdr.din_xferp),  in bsg_sg_io()
187 	blk_execute_rq(q, NULL, rq, !(hdr.flags & BSG_FLAG_Q_AT_TAIL));  in bsg_sg_io()
188 	ret = rq->q->bsg_dev.ops->complete_rq(rq, &hdr);  in bsg_sg_io()
192 	rq->q->bsg_dev.ops->free_rq(rq);  in bsg_sg_io()
215 	struct request_queue *q = bd->queue;  in bsg_put_device()  local
233 	blk_put_queue(q);  in bsg_put_device()
267 static struct bsg_device *__bsg_get_device(int minor, struct request_queue *q)  in __bsg_get_device()  argument
274 		if (bd->queue == q) {  in __bsg_get_device()
403 void bsg_unregister_queue(struct request_queue *q)  in bsg_unregister_queue()  argument
405 	struct bsg_class_device *bcd = &q->bsg_dev;  in bsg_unregister_queue()
412 	if (q->kobj.sd)  in bsg_unregister_queue()
413 		sysfs_remove_link(&q->kobj, "bsg");  in bsg_unregister_queue()
420 int bsg_register_queue(struct request_queue *q, struct device *parent,  in bsg_register_queue()  argument
431 	if (!queue_is_mq(q))  in bsg_register_queue()
434 	bcd = &q->bsg_dev;  in bsg_register_queue()
449 	bcd->queue = q;  in bsg_register_queue()
459 	if (q->kobj.sd) {  in bsg_register_queue()
460 		ret = sysfs_create_link(&q->kobj, &bcd->class_dev->kobj, "bsg");  in bsg_register_queue()
477 int bsg_scsi_register_queue(struct request_queue *q, struct device *parent)  in bsg_scsi_register_queue()  argument
479 	if (!blk_queue_scsi_passthrough(q)) {  in bsg_scsi_register_queue()
484 	return bsg_register_queue(q, parent, dev_name(parent), &bsg_scsi_ops);  in bsg_scsi_register_queue()