139 static int blk_fill_sgv4_hdr_rq(struct request_queue *q, struct request *rq,  in blk_fill_sgv4_hdr_rq()  argument
166 		rq->timeout = q->sg_timeout;  in blk_fill_sgv4_hdr_rq()
179 bsg_validate_sgv4_hdr(struct request_queue *q, struct sg_io_v4 *hdr, int *rw)  in bsg_validate_sgv4_hdr()  argument
211 	struct request_queue *q = bd->queue;  in bsg_map_hdr()  local
216 	struct bsg_class_device *bcd = &q->bsg_dev;  in bsg_map_hdr()
229 	ret = bsg_validate_sgv4_hdr(q, hdr, &rw);  in bsg_map_hdr()
236 	rq = blk_get_request(q, rw, GFP_KERNEL);  in bsg_map_hdr()
241 	ret = blk_fill_sgv4_hdr_rq(q, rq, hdr, bd, has_write_perm);  in bsg_map_hdr()
246 		if (!test_bit(QUEUE_FLAG_BIDI, &q->queue_flags)) {  in bsg_map_hdr()
251 		next_rq = blk_get_request(q, READ, GFP_KERNEL);  in bsg_map_hdr()
261 		ret =  blk_rq_map_user(q, next_rq, NULL, dxferp,  in bsg_map_hdr()
277 		ret = blk_rq_map_user(q, rq, NULL, dxferp, dxfer_len,  in bsg_map_hdr()
325 static void bsg_add_command(struct bsg_device *bd, struct request_queue *q,  in bsg_add_command()  argument
345 	blk_execute_rq_nowait(q, NULL, rq, at_head, bsg_rq_end_io);  in bsg_add_command()
611 		struct request_queue *q = bd->queue;  in __bsg_write()  local
635 		bsg_add_command(bd, q, bc, rq);  in __bsg_write()
715 	struct request_queue *q = bd->queue;  in bsg_put_device()  local
744 	kref_put(&q->bsg_dev.ref, bsg_kref_release_function);  in bsg_put_device()
746 		blk_put_queue(q);  in bsg_put_device()
783 static struct bsg_device *__bsg_get_device(int minor, struct request_queue *q)  in __bsg_get_device()  argument
790 		if (bd->queue == q) {  in __bsg_get_device()
959 void bsg_unregister_queue(struct request_queue *q)  in bsg_unregister_queue()  argument
961 	struct bsg_class_device *bcd = &q->bsg_dev;  in bsg_unregister_queue()
968 	if (q->kobj.sd)  in bsg_unregister_queue()
969 		sysfs_remove_link(&q->kobj, "bsg");  in bsg_unregister_queue()
977 int bsg_register_queue(struct request_queue *q, struct device *parent,  in bsg_register_queue()  argument
994 	if (!queue_is_rq_based(q))  in bsg_register_queue()
997 	bcd = &q->bsg_dev;  in bsg_register_queue()
1012 	bcd->queue = q;  in bsg_register_queue()
1024 	if (q->kobj.sd) {  in bsg_register_queue()
1025 		ret = sysfs_create_link(&q->kobj, &bcd->class_dev->kobj, "bsg");  in bsg_register_queue()