216 	struct bsg_class_device *bcd = &q->bsg_dev;  in bsg_map_hdr()  local
222 	if (!bcd->class_dev)  in bsg_map_hdr()
699 	struct bsg_class_device *bcd =  in bsg_kref_release_function()  local
701 	struct device *parent = bcd->parent;  in bsg_kref_release_function()
703 	if (bcd->release)  in bsg_kref_release_function()
704 		bcd->release(bcd->parent);  in bsg_kref_release_function()
801 	struct bsg_class_device *bcd;  in bsg_get_device()  local
807 	bcd = idr_find(&bsg_minor_idr, iminor(inode));  in bsg_get_device()
808 	if (bcd)  in bsg_get_device()
809 		kref_get(&bcd->ref);  in bsg_get_device()
812 	if (!bcd)  in bsg_get_device()
815 	bd = __bsg_get_device(iminor(inode), bcd->queue);  in bsg_get_device()
819 	bd = bsg_add_device(inode, bcd->queue, file);  in bsg_get_device()
821 		kref_put(&bcd->ref, bsg_kref_release_function);  in bsg_get_device()
958 	struct bsg_class_device *bcd = &q->bsg_dev;  in bsg_unregister_queue()  local
960 	if (!bcd->class_dev)  in bsg_unregister_queue()
964 	idr_remove(&bsg_minor_idr, bcd->minor);  in bsg_unregister_queue()
967 	device_unregister(bcd->class_dev);  in bsg_unregister_queue()
968 	bcd->class_dev = NULL;  in bsg_unregister_queue()
969 	kref_put(&bcd->ref, bsg_kref_release_function);  in bsg_unregister_queue()
977 	struct bsg_class_device *bcd;  in bsg_register_queue()  local
994 	bcd = &q->bsg_dev;  in bsg_register_queue()
995 	memset(bcd, 0, sizeof(*bcd));  in bsg_register_queue()
999 	ret = idr_alloc(&bsg_minor_idr, bcd, 0, BSG_MAX_DEVS, GFP_KERNEL);  in bsg_register_queue()
1008 	bcd->minor = ret;  in bsg_register_queue()
1009 	bcd->queue = q;  in bsg_register_queue()
1010 	bcd->parent = get_device(parent);  in bsg_register_queue()
1011 	bcd->release = release;  in bsg_register_queue()
1012 	kref_init(&bcd->ref);  in bsg_register_queue()
1013 	dev = MKDEV(bsg_major, bcd->minor);  in bsg_register_queue()
1019 	bcd->class_dev = class_dev;  in bsg_register_queue()
1022 		ret = sysfs_create_link(&q->kobj, &bcd->class_dev->kobj, "bsg");  in bsg_register_queue()
1034 	idr_remove(&bsg_minor_idr, bcd->minor);  in bsg_register_queue()