1076 	struct f_midi_opts *opts = to_f_midi_opts(item);  in midi_attr_release()  local
1078 	usb_put_function_instance(&opts->func_inst);  in midi_attr_release()
1088 	struct f_midi_opts *opts = to_f_midi_opts(item);		\
1091 	mutex_lock(&opts->lock);					\
1092 	result = sprintf(page, "%d\n", opts->name);			\
1093 	mutex_unlock(&opts->lock);					\
1101 	struct f_midi_opts *opts = to_f_midi_opts(item);		\
1105 	mutex_lock(&opts->lock);					\
1106 	if (opts->refcnt > 1) {						\
1119 	opts->name = num;						\
1123 	mutex_unlock(&opts->lock);					\
1137 	struct f_midi_opts *opts = to_f_midi_opts(item);  in f_midi_opts_id_show()  local
1140 	mutex_lock(&opts->lock);  in f_midi_opts_id_show()
1141 	if (opts->id) {  in f_midi_opts_id_show()
1142 		result = strlcpy(page, opts->id, PAGE_SIZE);  in f_midi_opts_id_show()
1148 	mutex_unlock(&opts->lock);  in f_midi_opts_id_show()
1156 	struct f_midi_opts *opts = to_f_midi_opts(item);  in f_midi_opts_id_store()  local
1160 	mutex_lock(&opts->lock);  in f_midi_opts_id_store()
1161 	if (opts->refcnt > 1) {  in f_midi_opts_id_store()
1171 	if (opts->id_allocated)  in f_midi_opts_id_store()
1172 		kfree(opts->id);  in f_midi_opts_id_store()
1173 	opts->id = c;  in f_midi_opts_id_store()
1174 	opts->id_allocated = true;  in f_midi_opts_id_store()
1177 	mutex_unlock(&opts->lock);  in f_midi_opts_id_store()
1201 	struct f_midi_opts *opts;  in f_midi_free_inst()  local
1204 	opts = container_of(f, struct f_midi_opts, func_inst);  in f_midi_free_inst()
1206 	mutex_lock(&opts->lock);  in f_midi_free_inst()
1207 	if (!--opts->refcnt) {  in f_midi_free_inst()
1210 	mutex_unlock(&opts->lock);  in f_midi_free_inst()
1213 		if (opts->id_allocated)  in f_midi_free_inst()
1214 			kfree(opts->id);  in f_midi_free_inst()
1215 		kfree(opts);  in f_midi_free_inst()
1280 	struct f_midi_opts *opts;  in f_midi_alloc_inst()  local
1282 	opts = kzalloc(sizeof(*opts), GFP_KERNEL);  in f_midi_alloc_inst()
1283 	if (!opts)  in f_midi_alloc_inst()
1286 	mutex_init(&opts->lock);  in f_midi_alloc_inst()
1287 	opts->func_inst.free_func_inst = f_midi_free_inst;  in f_midi_alloc_inst()
1288 	opts->index = SNDRV_DEFAULT_IDX1;  in f_midi_alloc_inst()
1289 	opts->id = SNDRV_DEFAULT_STR1;  in f_midi_alloc_inst()
1290 	opts->buflen = 512;  in f_midi_alloc_inst()
1291 	opts->qlen = 32;  in f_midi_alloc_inst()
1292 	opts->in_ports = 1;  in f_midi_alloc_inst()
1293 	opts->out_ports = 1;  in f_midi_alloc_inst()
1294 	opts->refcnt = 1;  in f_midi_alloc_inst()
1296 	if (create_alsa_device(&opts->func_inst)) {  in f_midi_alloc_inst()
1297 		kfree(opts);  in f_midi_alloc_inst()
1301 	config_group_init_type_name(&opts->func_inst.group, "",  in f_midi_alloc_inst()
1304 	return &opts->func_inst;  in f_midi_alloc_inst()
1310 	struct f_midi_opts *opts;  in f_midi_free()  local
1314 	opts = container_of(f->fi, struct f_midi_opts, func_inst);  in f_midi_free()
1315 	mutex_lock(&opts->lock);  in f_midi_free()
1321 		opts->func_inst.f = NULL;  in f_midi_free()
1323 	mutex_unlock(&opts->lock);  in f_midi_free()
1326 		f_midi_free_inst(&opts->func_inst);  in f_midi_free()
1356 	struct f_midi_opts *opts;  in f_midi_alloc()  local
1359 	opts = container_of(fi, struct f_midi_opts, func_inst);  in f_midi_alloc()
1361 	mutex_lock(&opts->lock);  in f_midi_alloc()
1363 	if (opts->in_ports > MAX_PORTS || opts->out_ports > MAX_PORTS) {  in f_midi_alloc()
1369 	midi = kzalloc(struct_size(midi, in_ports_array, opts->in_ports),  in f_midi_alloc()
1376 	for (i = 0; i < opts->in_ports; i++)  in f_midi_alloc()
1380 	midi->id = kstrdup(opts->id, GFP_KERNEL);  in f_midi_alloc()
1381 	if (opts->id && !midi->id) {  in f_midi_alloc()
1385 	midi->in_ports = opts->in_ports;  in f_midi_alloc()
1386 	midi->out_ports = opts->out_ports;  in f_midi_alloc()
1387 	midi->index = opts->index;  in f_midi_alloc()
1388 	midi->buflen = opts->buflen;  in f_midi_alloc()
1389 	midi->qlen = opts->qlen;  in f_midi_alloc()
1399 	++opts->refcnt;  in f_midi_alloc()
1400 	mutex_unlock(&opts->lock);  in f_midi_alloc()
1413 	mutex_unlock(&opts->lock);  in f_midi_alloc()