191 	struct f_uvc_opts *opts;					\
199 	opts = to_f_uvc_opts(opts_item);				\
201 	mutex_lock(&opts->lock);					\
203 	mutex_unlock(&opts->lock);					\
214 	struct f_uvc_opts *opts;					\
223 	opts = to_f_uvc_opts(opts_item);				\
225 	mutex_lock(&opts->lock);					\
226 	if (ch->linked || opts->refcnt) {				\
242 	mutex_unlock(&opts->lock);					\
309 	struct f_uvc_opts *opts;					\
318 	opts = to_f_uvc_opts(opts_item);				\
319 	pd = &opts->uvc_processing;					\
321 	mutex_lock(&opts->lock);					\
323 	mutex_unlock(&opts->lock);					\
345 	struct f_uvc_opts *opts;  in uvcg_default_processing_bm_controls_store()  local
353 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_processing_bm_controls_store()
354 	pd = &opts->uvc_processing;  in uvcg_default_processing_bm_controls_store()
356 	mutex_lock(&opts->lock);  in uvcg_default_processing_bm_controls_store()
357 	if (opts->refcnt) {  in uvcg_default_processing_bm_controls_store()
391 	mutex_unlock(&opts->lock);  in uvcg_default_processing_bm_controls_store()
400 	struct f_uvc_opts *opts;  in uvcg_default_processing_bm_controls_show()  local
410 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_processing_bm_controls_show()
411 	pd = &opts->uvc_processing;  in uvcg_default_processing_bm_controls_show()
413 	mutex_lock(&opts->lock);  in uvcg_default_processing_bm_controls_show()
418 	mutex_unlock(&opts->lock);  in uvcg_default_processing_bm_controls_show()
470 	struct f_uvc_opts *opts;					\
480 	opts = to_f_uvc_opts(opts_item);				\
481 	cd = &opts->uvc_camera_terminal;				\
483 	mutex_lock(&opts->lock);					\
485 	mutex_unlock(&opts->lock);					\
514 	struct f_uvc_opts *opts;  in uvcg_default_camera_bm_controls_store()  local
523 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_camera_bm_controls_store()
524 	cd = &opts->uvc_camera_terminal;  in uvcg_default_camera_bm_controls_store()
526 	mutex_lock(&opts->lock);  in uvcg_default_camera_bm_controls_store()
527 	if (opts->refcnt) {  in uvcg_default_camera_bm_controls_store()
561 	mutex_unlock(&opts->lock);  in uvcg_default_camera_bm_controls_store()
570 	struct f_uvc_opts *opts;  in uvcg_default_camera_bm_controls_show()  local
581 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_camera_bm_controls_show()
582 	cd = &opts->uvc_camera_terminal;  in uvcg_default_camera_bm_controls_show()
584 	mutex_lock(&opts->lock);  in uvcg_default_camera_bm_controls_show()
589 	mutex_unlock(&opts->lock);  in uvcg_default_camera_bm_controls_show()
643 	struct f_uvc_opts *opts;					\
653 	opts = to_f_uvc_opts(opts_item);				\
654 	cd = &opts->uvc_output_terminal;				\
656 	mutex_lock(&opts->lock);					\
658 	mutex_unlock(&opts->lock);					\
678 	struct f_uvc_opts *opts;  in uvcg_default_output_b_source_id_show()  local
688 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_output_b_source_id_show()
689 	cd = &opts->uvc_output_terminal;  in uvcg_default_output_b_source_id_show()
691 	mutex_lock(&opts->lock);  in uvcg_default_output_b_source_id_show()
693 	mutex_unlock(&opts->lock);  in uvcg_default_output_b_source_id_show()
704 	struct f_uvc_opts *opts;  in uvcg_default_output_b_source_id_store()  local
719 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_output_b_source_id_store()
720 	cd = &opts->uvc_output_terminal;  in uvcg_default_output_b_source_id_store()
722 	mutex_lock(&opts->lock);  in uvcg_default_output_b_source_id_store()
724 	mutex_unlock(&opts->lock);  in uvcg_default_output_b_source_id_store()
795 	struct f_uvc_opts *opts;					\
801 	opts = to_f_uvc_opts(opts_item);				\
803 	mutex_lock(&opts->lock);					\
805 	mutex_unlock(&opts->lock);					\
824 	struct f_uvc_opts *opts;  in uvcg_extension_b_num_controls_store()  local
835 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_b_num_controls_store()
837 	mutex_lock(&opts->lock);  in uvcg_extension_b_num_controls_store()
839 	mutex_unlock(&opts->lock);  in uvcg_extension_b_num_controls_store()
858 	struct f_uvc_opts *opts;  in uvcg_extension_b_nr_in_pins_store()  local
870 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_b_nr_in_pins_store()
872 	mutex_lock(&opts->lock);  in uvcg_extension_b_nr_in_pins_store()
894 	mutex_unlock(&opts->lock);  in uvcg_extension_b_nr_in_pins_store()
911 	struct f_uvc_opts *opts;  in uvcg_extension_b_control_size_store()  local
923 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_b_control_size_store()
925 	mutex_lock(&opts->lock);  in uvcg_extension_b_control_size_store()
947 	mutex_unlock(&opts->lock);  in uvcg_extension_b_control_size_store()
961 	struct f_uvc_opts *opts;  in uvcg_extension_guid_extension_code_show()  local
966 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_guid_extension_code_show()
968 	mutex_lock(&opts->lock);  in uvcg_extension_guid_extension_code_show()
970 	mutex_unlock(&opts->lock);  in uvcg_extension_guid_extension_code_show()
984 	struct f_uvc_opts *opts;  in uvcg_extension_guid_extension_code_store()  local
990 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_guid_extension_code_store()
992 	mutex_lock(&opts->lock);  in uvcg_extension_guid_extension_code_store()
995 	mutex_unlock(&opts->lock);  in uvcg_extension_guid_extension_code_store()
1013 	struct f_uvc_opts *opts;  in uvcg_extension_ba_source_id_show()  local
1020 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_ba_source_id_show()
1022 	mutex_lock(&opts->lock);  in uvcg_extension_ba_source_id_show()
1027 	mutex_unlock(&opts->lock);  in uvcg_extension_ba_source_id_show()
1041 	struct f_uvc_opts *opts;  in uvcg_extension_ba_source_id_store()  local
1048 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_ba_source_id_store()
1050 	mutex_lock(&opts->lock);  in uvcg_extension_ba_source_id_store()
1079 	mutex_unlock(&opts->lock);  in uvcg_extension_ba_source_id_store()
1092 	struct f_uvc_opts *opts;  in uvcg_extension_bm_controls_show()  local
1099 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_bm_controls_show()
1101 	mutex_lock(&opts->lock);  in uvcg_extension_bm_controls_show()
1106 	mutex_unlock(&opts->lock);  in uvcg_extension_bm_controls_show()
1120 	struct f_uvc_opts *opts;  in uvcg_extension_bm_controls_store()  local
1127 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_bm_controls_store()
1129 	mutex_lock(&opts->lock);  in uvcg_extension_bm_controls_store()
1158 	mutex_unlock(&opts->lock);  in uvcg_extension_bm_controls_store()
1219 	struct f_uvc_opts *opts;  in uvcg_extension_drop_link()  local
1224 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_drop_link()
1226 	mutex_lock(&opts->lock);  in uvcg_extension_drop_link()
1230 	mutex_unlock(&opts->lock);  in uvcg_extension_drop_link()
1251 	struct f_uvc_opts *opts;  in uvcg_extension_drop()  local
1254 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_drop()
1256 	mutex_lock(&opts->lock);  in uvcg_extension_drop()
1263 	mutex_unlock(&opts->lock);  in uvcg_extension_drop()
1270 	struct f_uvc_opts *opts;  in uvcg_extension_make()  local
1273 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_make()
1288 	mutex_lock(&opts->lock);  in uvcg_extension_make()
1290 	xu->desc.bUnitID = ++opts->last_unit_id;  in uvcg_extension_make()
1293 	list_add_tail(&xu->list, &opts->extension_units);  in uvcg_extension_make()
1295 	mutex_unlock(&opts->lock);  in uvcg_extension_make()
1343 	struct f_uvc_opts *opts;  in uvcg_control_class_allow_link()  local
1356 	opts = to_f_uvc_opts(control->ci_parent);  in uvcg_control_class_allow_link()
1358 	mutex_lock(&opts->lock);  in uvcg_control_class_allow_link()
1360 	class_array = uvcg_get_ctl_class_arr(src, opts);  in uvcg_control_class_allow_link()
1363 	if (opts->refcnt || class_array[0]) {  in uvcg_control_class_allow_link()
1374 	mutex_unlock(&opts->lock);  in uvcg_control_class_allow_link()
1385 	struct f_uvc_opts *opts;  in uvcg_control_class_drop_link()  local
1397 	opts = to_f_uvc_opts(control->ci_parent);  in uvcg_control_class_drop_link()
1399 	mutex_lock(&opts->lock);  in uvcg_control_class_drop_link()
1401 	class_array = uvcg_get_ctl_class_arr(src, opts);  in uvcg_control_class_drop_link()
1402 	if (!class_array || opts->refcnt)  in uvcg_control_class_drop_link()
1410 	mutex_unlock(&opts->lock);  in uvcg_control_class_drop_link()
1472 	struct f_uvc_opts *opts;  in uvcg_default_control_b_interface_number_show()  local
1478 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_control_b_interface_number_show()
1480 	mutex_lock(&opts->lock);  in uvcg_default_control_b_interface_number_show()
1481 	result += sprintf(page, "%u\n", opts->control_interface);  in uvcg_default_control_b_interface_number_show()
1482 	mutex_unlock(&opts->lock);  in uvcg_default_control_b_interface_number_show()
1497 	struct f_uvc_opts *opts;  in uvcg_default_control_enable_interrupt_ep_show()  local
1503 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_control_enable_interrupt_ep_show()
1505 	mutex_lock(&opts->lock);  in uvcg_default_control_enable_interrupt_ep_show()
1506 	result += sprintf(page, "%u\n", opts->enable_interrupt_ep);  in uvcg_default_control_enable_interrupt_ep_show()
1507 	mutex_unlock(&opts->lock);  in uvcg_default_control_enable_interrupt_ep_show()
1520 	struct f_uvc_opts *opts;  in uvcg_default_control_enable_interrupt_ep_store()  local
1531 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_control_enable_interrupt_ep_store()
1533 	mutex_lock(&opts->lock);  in uvcg_default_control_enable_interrupt_ep_store()
1534 	opts->enable_interrupt_ep = num;  in uvcg_default_control_enable_interrupt_ep_store()
1535 	mutex_unlock(&opts->lock);  in uvcg_default_control_enable_interrupt_ep_store()
1672 	struct f_uvc_opts *opts;  in uvcg_format_bma_controls_show()  local
1681 	opts = to_f_uvc_opts(opts_item);  in uvcg_format_bma_controls_show()
1683 	mutex_lock(&opts->lock);  in uvcg_format_bma_controls_show()
1690 	mutex_unlock(&opts->lock);  in uvcg_format_bma_controls_show()
1699 	struct f_uvc_opts *opts;  in uvcg_format_bma_controls_store()  local
1707 	opts = to_f_uvc_opts(opts_item);  in uvcg_format_bma_controls_store()
1709 	mutex_lock(&opts->lock);  in uvcg_format_bma_controls_store()
1710 	if (ch->linked || opts->refcnt) {  in uvcg_format_bma_controls_store()
1723 	mutex_unlock(&opts->lock);  in uvcg_format_bma_controls_store()
1740 	struct f_uvc_opts *opts;  in uvcg_streaming_header_allow_link()  local
1750 	opts = to_f_uvc_opts(opts_item);  in uvcg_streaming_header_allow_link()
1752 	mutex_lock(&opts->lock);  in uvcg_streaming_header_allow_link()
1794 	mutex_unlock(&opts->lock);  in uvcg_streaming_header_allow_link()
1804 	struct f_uvc_opts *opts;  in uvcg_streaming_header_drop_link()  local
1813 	opts = to_f_uvc_opts(opts_item);  in uvcg_streaming_header_drop_link()
1815 	mutex_lock(&opts->lock);  in uvcg_streaming_header_drop_link()
1829 	mutex_unlock(&opts->lock);  in uvcg_streaming_header_drop_link()
1844 	struct f_uvc_opts *opts;					\
1852 	opts = to_f_uvc_opts(opts_item);				\
1854 	mutex_lock(&opts->lock);					\
1856 	mutex_unlock(&opts->lock);					\
1928 	struct f_uvc_opts *opts;					\
1936 	opts = to_f_uvc_opts(opts_item);				\
1938 	mutex_lock(&opts->lock);					\
1940 	mutex_unlock(&opts->lock);					\
1950 	struct f_uvc_opts *opts;					\
1964 	opts = to_f_uvc_opts(opts_item);				\
1967 	mutex_lock(&opts->lock);					\
1968 	if (fmt->linked || opts->refcnt) {				\
1976 	mutex_unlock(&opts->lock);					\
1988 	struct f_uvc_opts *opts;  in uvcg_frame_b_frame_index_show()  local
2005 	opts = to_f_uvc_opts(opts_item);  in uvcg_frame_b_frame_index_show()
2007 	mutex_lock(&opts->lock);  in uvcg_frame_b_frame_index_show()
2009 	mutex_unlock(&opts->lock);  in uvcg_frame_b_frame_index_show()
2032 	struct f_uvc_opts *opts;  in uvcg_frame_dw_frame_interval_show()  local
2041 	opts = to_f_uvc_opts(opts_item);  in uvcg_frame_dw_frame_interval_show()
2043 	mutex_lock(&opts->lock);  in uvcg_frame_dw_frame_interval_show()
2048 	mutex_unlock(&opts->lock);  in uvcg_frame_dw_frame_interval_show()
2058 	struct f_uvc_opts *opts;  in uvcg_frame_dw_frame_interval_store()  local
2068 	opts = to_f_uvc_opts(opts_item);  in uvcg_frame_dw_frame_interval_store()
2071 	mutex_lock(&opts->lock);  in uvcg_frame_dw_frame_interval_store()
2072 	if (fmt->linked || opts->refcnt) {  in uvcg_frame_dw_frame_interval_store()
2101 	mutex_unlock(&opts->lock);  in uvcg_frame_dw_frame_interval_store()
2132 	struct f_uvc_opts *opts;  in uvcg_frame_make()  local
2150 	opts = to_f_uvc_opts(opts_item);  in uvcg_frame_make()
2152 	mutex_lock(&opts->lock);  in uvcg_frame_make()
2161 		mutex_unlock(&opts->lock);  in uvcg_frame_make()
2168 		mutex_unlock(&opts->lock);  in uvcg_frame_make()
2176 	mutex_unlock(&opts->lock);  in uvcg_frame_make()
2186 	struct f_uvc_opts *opts;  in uvcg_frame_drop()  local
2192 	opts = to_f_uvc_opts(opts_item);  in uvcg_frame_drop()
2194 	mutex_lock(&opts->lock);  in uvcg_frame_drop()
2205 	mutex_unlock(&opts->lock);  in uvcg_frame_drop()
2239 	struct f_uvc_opts *opts;  in uvcg_uncompressed_guid_format_show()  local
2246 	opts = to_f_uvc_opts(opts_item);  in uvcg_uncompressed_guid_format_show()
2248 	mutex_lock(&opts->lock);  in uvcg_uncompressed_guid_format_show()
2250 	mutex_unlock(&opts->lock);  in uvcg_uncompressed_guid_format_show()
2261 	struct f_uvc_opts *opts;  in uvcg_uncompressed_guid_format_store()  local
2271 	opts = to_f_uvc_opts(opts_item);  in uvcg_uncompressed_guid_format_store()
2273 	mutex_lock(&opts->lock);  in uvcg_uncompressed_guid_format_store()
2274 	if (ch->fmt.linked || opts->refcnt) {  in uvcg_uncompressed_guid_format_store()
2293 	mutex_unlock(&opts->lock);  in uvcg_uncompressed_guid_format_store()
2305 	struct f_uvc_opts *opts;					\
2313 	opts = to_f_uvc_opts(opts_item);				\
2315 	mutex_lock(&opts->lock);					\
2317 	mutex_unlock(&opts->lock);					\
2330 	struct f_uvc_opts *opts;					\
2338 	opts = to_f_uvc_opts(opts_item);				\
2340 	mutex_lock(&opts->lock);					\
2342 	mutex_unlock(&opts->lock);					\
2353 	struct f_uvc_opts *opts;					\
2362 	opts = to_f_uvc_opts(opts_item);				\
2364 	mutex_lock(&opts->lock);					\
2365 	if (u->fmt.linked || opts->refcnt) {				\
2383 	mutex_unlock(&opts->lock);					\
2503 	struct f_uvc_opts *opts;					\
2511 	opts = to_f_uvc_opts(opts_item);				\
2513 	mutex_lock(&opts->lock);					\
2515 	mutex_unlock(&opts->lock);					\
2527 	struct f_uvc_opts *opts;					\
2535 	opts = to_f_uvc_opts(opts_item);				\
2537 	mutex_lock(&opts->lock);					\
2539 	mutex_unlock(&opts->lock);					\
2550 	struct f_uvc_opts *opts;					\
2559 	opts = to_f_uvc_opts(opts_item);				\
2561 	mutex_lock(&opts->lock);					\
2562 	if (u->fmt.linked || opts->refcnt) {				\
2580 	mutex_unlock(&opts->lock);					\
2691 	struct f_uvc_opts *opts;					\
2699 	opts = to_f_uvc_opts(opts_item);				\
2701 	mutex_lock(&opts->lock);					\
2704 	mutex_unlock(&opts->lock);					\
2717 	struct f_uvc_opts *opts;					\
2734 	opts = to_f_uvc_opts(opts_item);				\
2736 	mutex_lock(&opts->lock);					\
2741 	mutex_unlock(&opts->lock);					\
3088 	struct f_uvc_opts *opts;  in uvcg_streaming_class_allow_link()  local
3103 	opts = to_f_uvc_opts(streaming->ci_parent);  in uvcg_streaming_class_allow_link()
3105 	mutex_lock(&opts->lock);  in uvcg_streaming_class_allow_link()
3107 	class_array = __uvcg_get_stream_class_arr(src, opts);  in uvcg_streaming_class_allow_link()
3108 	if (!class_array || *class_array || opts->refcnt) {  in uvcg_streaming_class_allow_link()
3150 	mutex_unlock(&opts->lock);  in uvcg_streaming_class_allow_link()
3161 	struct f_uvc_opts *opts;  in uvcg_streaming_class_drop_link()  local
3173 	opts = to_f_uvc_opts(streaming->ci_parent);  in uvcg_streaming_class_drop_link()
3175 	mutex_lock(&opts->lock);  in uvcg_streaming_class_drop_link()
3177 	class_array = __uvcg_get_stream_class_arr(src, opts);  in uvcg_streaming_class_drop_link()
3181 	if (opts->refcnt)  in uvcg_streaming_class_drop_link()
3191 	mutex_unlock(&opts->lock);  in uvcg_streaming_class_drop_link()
3253 	struct f_uvc_opts *opts;  in uvcg_default_streaming_b_interface_number_show()  local
3259 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_streaming_b_interface_number_show()
3261 	mutex_lock(&opts->lock);  in uvcg_default_streaming_b_interface_number_show()
3262 	result += sprintf(page, "%u\n", opts->streaming_interface);  in uvcg_default_streaming_b_interface_number_show()
3263 	mutex_unlock(&opts->lock);  in uvcg_default_streaming_b_interface_number_show()
3300 	struct f_uvc_opts *opts = to_f_uvc_opts(item);  in uvc_func_item_release()  local
3303 	usb_put_function_instance(&opts->func_inst);  in uvc_func_item_release()
3311 	struct f_uvc_opts *opts;  in uvc_func_allow_link()  local
3326 	opts = to_f_uvc_opts(src);  in uvc_func_allow_link()
3327 	mutex_lock(&opts->lock);  in uvc_func_allow_link()
3330 		opts->iad_index = string->usb_string.id;  in uvc_func_allow_link()
3332 		opts->vs0_index = string->usb_string.id;  in uvc_func_allow_link()
3334 		opts->vs1_index = string->usb_string.id;  in uvc_func_allow_link()
3338 	mutex_unlock(&opts->lock);  in uvc_func_allow_link()
3349 	struct f_uvc_opts *opts;  in uvc_func_drop_link()  local
3351 	opts = to_f_uvc_opts(src);  in uvc_func_drop_link()
3352 	mutex_lock(&opts->lock);  in uvc_func_drop_link()
3355 		opts->iad_index = 0;  in uvc_func_drop_link()
3357 		opts->vs0_index = 0;  in uvc_func_drop_link()
3359 		opts->vs1_index = 0;  in uvc_func_drop_link()
3361 	mutex_unlock(&opts->lock);  in uvc_func_drop_link()
3374 	struct f_uvc_opts *opts = to_f_uvc_opts(item);			\
3377 	mutex_lock(&opts->lock);					\
3378 	result = sprintf(page, "%u\n", opts->cname);			\
3379 	mutex_unlock(&opts->lock);					\
3388 	struct f_uvc_opts *opts = to_f_uvc_opts(item);			\
3392 	mutex_lock(&opts->lock);					\
3393 	if (opts->refcnt) {						\
3406 	opts->cname = num;						\
3409 	mutex_unlock(&opts->lock);					\
3425 	struct f_uvc_opts *opts = to_f_uvc_opts(item);			\
3428 	mutex_lock(&opts->lock);					\
3429 	result = scnprintf(page, sizeof(opts->aname), "%s", opts->aname);\
3430 	mutex_unlock(&opts->lock);					\
3438 	struct f_uvc_opts *opts = to_f_uvc_opts(item);			\
3439 	int size = min(sizeof(opts->aname), len + 1);			\
3442 	mutex_lock(&opts->lock);					\
3443 	if (opts->refcnt) {						\
3448 	ret = strscpy(opts->aname, page, size);				\
3453 	mutex_unlock(&opts->lock);					\
3485 int uvcg_attach_configfs(struct f_uvc_opts *opts)  in uvcg_attach_configfs()  argument
3489 	config_group_init_type_name(&opts->func_inst.group, uvc_func_type.name,  in uvcg_attach_configfs()
3492 	ret = uvcg_config_create_children(&opts->func_inst.group,  in uvcg_attach_configfs()
3495 		config_group_put(&opts->func_inst.group);  in uvcg_attach_configfs()