2323 static int f_midi2_block_opts_create(struct f_midi2_ep_opts *ep_opts,  in f_midi2_block_opts_create()  argument
2330 	mutex_lock(&ep_opts->opts->lock);  in f_midi2_block_opts_create()
2331 	if (ep_opts->opts->refcnt || ep_opts->blks[blk]) {  in f_midi2_block_opts_create()
2342 	block_opts->ep = ep_opts;  in f_midi2_block_opts_create()
2352 	ep_opts->blks[blk] = block_opts;  in f_midi2_block_opts_create()
2356 	mutex_unlock(&ep_opts->opts->lock);  in f_midi2_block_opts_create()
2364 	struct f_midi2_ep_opts *ep_opts;  in f_midi2_opts_block_make()  local
2375 	ep_opts = to_f_midi2_ep_opts(&group->cg_item);  in f_midi2_opts_block_make()
2379 	if (ep_opts->blks[blk])  in f_midi2_opts_block_make()
2381 	ret = f_midi2_block_opts_create(ep_opts, blk, &block_opts);  in f_midi2_opts_block_make()
2496 	struct f_midi2_ep_opts *ep_opts;  in f_midi2_ep_opts_create()  local
2498 	ep_opts = kzalloc(sizeof(*ep_opts), GFP_KERNEL);  in f_midi2_ep_opts_create()
2499 	if (!ep_opts)  in f_midi2_ep_opts_create()
2502 	ep_opts->opts = opts;  in f_midi2_ep_opts_create()
2503 	ep_opts->index = index;  in f_midi2_ep_opts_create()
2506 	ep_opts->info.protocol = 2;  in f_midi2_ep_opts_create()
2507 	ep_opts->info.protocol_caps = 3;  in f_midi2_ep_opts_create()
2509 	opts->eps[index] = ep_opts;  in f_midi2_ep_opts_create()
2510 	*ep_p = ep_opts;  in f_midi2_ep_opts_create()
2519 	struct f_midi2_ep_opts *ep_opts;  in f_midi2_opts_ep_make()  local
2534 	ret = f_midi2_ep_opts_create(opts, index, &ep_opts);  in f_midi2_opts_ep_make()
2538 	config_group_init_type_name(&ep_opts->group, name, &f_midi2_ep_type);  in f_midi2_opts_ep_make()
2539 	return &ep_opts->group;  in f_midi2_opts_ep_make()
2546 	struct f_midi2_ep_opts *ep_opts = to_f_midi2_ep_opts(item);  in f_midi2_opts_ep_drop()  local
2548 	mutex_lock(&ep_opts->opts->lock);  in f_midi2_opts_ep_drop()
2549 	ep_opts->opts->eps[ep_opts->index] = NULL;  in f_midi2_opts_ep_drop()
2550 	mutex_unlock(&ep_opts->opts->lock);  in f_midi2_opts_ep_drop()
2644 	struct f_midi2_ep_opts *ep_opts;  in f_midi2_alloc_inst()  local
2660 	ret = f_midi2_ep_opts_create(opts, 0, &ep_opts);  in f_midi2_alloc_inst()
2667 	ret = f_midi2_block_opts_create(ep_opts, 0, &block_opts);  in f_midi2_alloc_inst()
2669 		kfree(ep_opts);  in f_midi2_alloc_inst()
2680 	config_group_init_type_name(&ep_opts->group, "ep.0",  in f_midi2_alloc_inst()
2682 	configfs_add_default_group(&ep_opts->group, &opts->func_inst.group);  in f_midi2_alloc_inst()
2686 	configfs_add_default_group(&block_opts->group, &ep_opts->group);  in f_midi2_alloc_inst()