190 	struct f_uvc_opts *opts;					\
198 	opts = to_f_uvc_opts(opts_item);				\
200 	mutex_lock(&opts->lock);					\
202 	mutex_unlock(&opts->lock);					\
213 	struct f_uvc_opts *opts;					\
222 	opts = to_f_uvc_opts(opts_item);				\
224 	mutex_lock(&opts->lock);					\
225 	if (ch->linked || opts->refcnt) {				\
241 	mutex_unlock(&opts->lock);					\
308 	struct f_uvc_opts *opts;					\
317 	opts = to_f_uvc_opts(opts_item);				\
318 	pd = &opts->uvc_processing;					\
320 	mutex_lock(&opts->lock);					\
322 	mutex_unlock(&opts->lock);					\
344 	struct f_uvc_opts *opts;  in uvcg_default_processing_bm_controls_store()  local
352 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_processing_bm_controls_store()
353 	pd = &opts->uvc_processing;  in uvcg_default_processing_bm_controls_store()
355 	mutex_lock(&opts->lock);  in uvcg_default_processing_bm_controls_store()
356 	if (opts->refcnt) {  in uvcg_default_processing_bm_controls_store()
390 	mutex_unlock(&opts->lock);  in uvcg_default_processing_bm_controls_store()
399 	struct f_uvc_opts *opts;  in uvcg_default_processing_bm_controls_show()  local
409 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_processing_bm_controls_show()
410 	pd = &opts->uvc_processing;  in uvcg_default_processing_bm_controls_show()
412 	mutex_lock(&opts->lock);  in uvcg_default_processing_bm_controls_show()
417 	mutex_unlock(&opts->lock);  in uvcg_default_processing_bm_controls_show()
469 	struct f_uvc_opts *opts;					\
479 	opts = to_f_uvc_opts(opts_item);				\
480 	cd = &opts->uvc_camera_terminal;				\
482 	mutex_lock(&opts->lock);					\
484 	mutex_unlock(&opts->lock);					\
513 	struct f_uvc_opts *opts;  in uvcg_default_camera_bm_controls_store()  local
522 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_camera_bm_controls_store()
523 	cd = &opts->uvc_camera_terminal;  in uvcg_default_camera_bm_controls_store()
525 	mutex_lock(&opts->lock);  in uvcg_default_camera_bm_controls_store()
526 	if (opts->refcnt) {  in uvcg_default_camera_bm_controls_store()
560 	mutex_unlock(&opts->lock);  in uvcg_default_camera_bm_controls_store()
569 	struct f_uvc_opts *opts;  in uvcg_default_camera_bm_controls_show()  local
580 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_camera_bm_controls_show()
581 	cd = &opts->uvc_camera_terminal;  in uvcg_default_camera_bm_controls_show()
583 	mutex_lock(&opts->lock);  in uvcg_default_camera_bm_controls_show()
588 	mutex_unlock(&opts->lock);  in uvcg_default_camera_bm_controls_show()
642 	struct f_uvc_opts *opts;					\
652 	opts = to_f_uvc_opts(opts_item);				\
653 	cd = &opts->uvc_output_terminal;				\
655 	mutex_lock(&opts->lock);					\
657 	mutex_unlock(&opts->lock);					\
677 	struct f_uvc_opts *opts;  in uvcg_default_output_b_source_id_show()  local
687 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_output_b_source_id_show()
688 	cd = &opts->uvc_output_terminal;  in uvcg_default_output_b_source_id_show()
690 	mutex_lock(&opts->lock);  in uvcg_default_output_b_source_id_show()
692 	mutex_unlock(&opts->lock);  in uvcg_default_output_b_source_id_show()
703 	struct f_uvc_opts *opts;  in uvcg_default_output_b_source_id_store()  local
718 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_output_b_source_id_store()
719 	cd = &opts->uvc_output_terminal;  in uvcg_default_output_b_source_id_store()
721 	mutex_lock(&opts->lock);  in uvcg_default_output_b_source_id_store()
723 	mutex_unlock(&opts->lock);  in uvcg_default_output_b_source_id_store()
794 	struct f_uvc_opts *opts;					\
800 	opts = to_f_uvc_opts(opts_item);				\
802 	mutex_lock(&opts->lock);					\
804 	mutex_unlock(&opts->lock);					\
823 	struct f_uvc_opts *opts;  in uvcg_extension_b_num_controls_store()  local
834 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_b_num_controls_store()
836 	mutex_lock(&opts->lock);  in uvcg_extension_b_num_controls_store()
838 	mutex_unlock(&opts->lock);  in uvcg_extension_b_num_controls_store()
857 	struct f_uvc_opts *opts;  in uvcg_extension_b_nr_in_pins_store()  local
869 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_b_nr_in_pins_store()
871 	mutex_lock(&opts->lock);  in uvcg_extension_b_nr_in_pins_store()
893 	mutex_unlock(&opts->lock);  in uvcg_extension_b_nr_in_pins_store()
910 	struct f_uvc_opts *opts;  in uvcg_extension_b_control_size_store()  local
922 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_b_control_size_store()
924 	mutex_lock(&opts->lock);  in uvcg_extension_b_control_size_store()
946 	mutex_unlock(&opts->lock);  in uvcg_extension_b_control_size_store()
960 	struct f_uvc_opts *opts;  in uvcg_extension_guid_extension_code_show()  local
965 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_guid_extension_code_show()
967 	mutex_lock(&opts->lock);  in uvcg_extension_guid_extension_code_show()
969 	mutex_unlock(&opts->lock);  in uvcg_extension_guid_extension_code_show()
983 	struct f_uvc_opts *opts;  in uvcg_extension_guid_extension_code_store()  local
989 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_guid_extension_code_store()
991 	mutex_lock(&opts->lock);  in uvcg_extension_guid_extension_code_store()
994 	mutex_unlock(&opts->lock);  in uvcg_extension_guid_extension_code_store()
1012 	struct f_uvc_opts *opts;  in uvcg_extension_ba_source_id_show()  local
1019 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_ba_source_id_show()
1021 	mutex_lock(&opts->lock);  in uvcg_extension_ba_source_id_show()
1026 	mutex_unlock(&opts->lock);  in uvcg_extension_ba_source_id_show()
1040 	struct f_uvc_opts *opts;  in uvcg_extension_ba_source_id_store()  local
1047 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_ba_source_id_store()
1049 	mutex_lock(&opts->lock);  in uvcg_extension_ba_source_id_store()
1078 	mutex_unlock(&opts->lock);  in uvcg_extension_ba_source_id_store()
1091 	struct f_uvc_opts *opts;  in uvcg_extension_bm_controls_show()  local
1098 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_bm_controls_show()
1100 	mutex_lock(&opts->lock);  in uvcg_extension_bm_controls_show()
1105 	mutex_unlock(&opts->lock);  in uvcg_extension_bm_controls_show()
1119 	struct f_uvc_opts *opts;  in uvcg_extension_bm_controls_store()  local
1126 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_bm_controls_store()
1128 	mutex_lock(&opts->lock);  in uvcg_extension_bm_controls_store()
1157 	mutex_unlock(&opts->lock);  in uvcg_extension_bm_controls_store()
1218 	struct f_uvc_opts *opts;  in uvcg_extension_drop_link()  local
1223 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_drop_link()
1225 	mutex_lock(&opts->lock);  in uvcg_extension_drop_link()
1229 	mutex_unlock(&opts->lock);  in uvcg_extension_drop_link()
1250 	struct f_uvc_opts *opts;  in uvcg_extension_drop()  local
1253 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_drop()
1255 	mutex_lock(&opts->lock);  in uvcg_extension_drop()
1262 	mutex_unlock(&opts->lock);  in uvcg_extension_drop()
1269 	struct f_uvc_opts *opts;  in uvcg_extension_make()  local
1272 	opts = to_f_uvc_opts(opts_item);  in uvcg_extension_make()
1287 	mutex_lock(&opts->lock);  in uvcg_extension_make()
1289 	xu->desc.bUnitID = ++opts->last_unit_id;  in uvcg_extension_make()
1292 	list_add_tail(&xu->list, &opts->extension_units);  in uvcg_extension_make()
1294 	mutex_unlock(&opts->lock);  in uvcg_extension_make()
1342 	struct f_uvc_opts *opts;  in uvcg_control_class_allow_link()  local
1355 	opts = to_f_uvc_opts(control->ci_parent);  in uvcg_control_class_allow_link()
1357 	mutex_lock(&opts->lock);  in uvcg_control_class_allow_link()
1359 	class_array = uvcg_get_ctl_class_arr(src, opts);  in uvcg_control_class_allow_link()
1362 	if (opts->refcnt || class_array[0]) {  in uvcg_control_class_allow_link()
1373 	mutex_unlock(&opts->lock);  in uvcg_control_class_allow_link()
1384 	struct f_uvc_opts *opts;  in uvcg_control_class_drop_link()  local
1396 	opts = to_f_uvc_opts(control->ci_parent);  in uvcg_control_class_drop_link()
1398 	mutex_lock(&opts->lock);  in uvcg_control_class_drop_link()
1400 	class_array = uvcg_get_ctl_class_arr(src, opts);  in uvcg_control_class_drop_link()
1401 	if (!class_array || opts->refcnt)  in uvcg_control_class_drop_link()
1409 	mutex_unlock(&opts->lock);  in uvcg_control_class_drop_link()
1471 	struct f_uvc_opts *opts;  in uvcg_default_control_b_interface_number_show()  local
1477 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_control_b_interface_number_show()
1479 	mutex_lock(&opts->lock);  in uvcg_default_control_b_interface_number_show()
1480 	result += sprintf(page, "%u\n", opts->control_interface);  in uvcg_default_control_b_interface_number_show()
1481 	mutex_unlock(&opts->lock);  in uvcg_default_control_b_interface_number_show()
1496 	struct f_uvc_opts *opts;  in uvcg_default_control_enable_interrupt_ep_show()  local
1502 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_control_enable_interrupt_ep_show()
1504 	mutex_lock(&opts->lock);  in uvcg_default_control_enable_interrupt_ep_show()
1505 	result += sprintf(page, "%u\n", opts->enable_interrupt_ep);  in uvcg_default_control_enable_interrupt_ep_show()
1506 	mutex_unlock(&opts->lock);  in uvcg_default_control_enable_interrupt_ep_show()
1519 	struct f_uvc_opts *opts;  in uvcg_default_control_enable_interrupt_ep_store()  local
1530 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_control_enable_interrupt_ep_store()
1532 	mutex_lock(&opts->lock);  in uvcg_default_control_enable_interrupt_ep_store()
1533 	opts->enable_interrupt_ep = num;  in uvcg_default_control_enable_interrupt_ep_store()
1534 	mutex_unlock(&opts->lock);  in uvcg_default_control_enable_interrupt_ep_store()
1671 	struct f_uvc_opts *opts;  in uvcg_format_bma_controls_show()  local
1680 	opts = to_f_uvc_opts(opts_item);  in uvcg_format_bma_controls_show()
1682 	mutex_lock(&opts->lock);  in uvcg_format_bma_controls_show()
1689 	mutex_unlock(&opts->lock);  in uvcg_format_bma_controls_show()
1698 	struct f_uvc_opts *opts;  in uvcg_format_bma_controls_store()  local
1706 	opts = to_f_uvc_opts(opts_item);  in uvcg_format_bma_controls_store()
1708 	mutex_lock(&opts->lock);  in uvcg_format_bma_controls_store()
1709 	if (ch->linked || opts->refcnt) {  in uvcg_format_bma_controls_store()
1722 	mutex_unlock(&opts->lock);  in uvcg_format_bma_controls_store()
1739 	struct f_uvc_opts *opts;  in uvcg_streaming_header_allow_link()  local
1749 	opts = to_f_uvc_opts(opts_item);  in uvcg_streaming_header_allow_link()
1751 	mutex_lock(&opts->lock);  in uvcg_streaming_header_allow_link()
1793 	mutex_unlock(&opts->lock);  in uvcg_streaming_header_allow_link()
1803 	struct f_uvc_opts *opts;  in uvcg_streaming_header_drop_link()  local
1812 	opts = to_f_uvc_opts(opts_item);  in uvcg_streaming_header_drop_link()
1814 	mutex_lock(&opts->lock);  in uvcg_streaming_header_drop_link()
1828 	mutex_unlock(&opts->lock);  in uvcg_streaming_header_drop_link()
1843 	struct f_uvc_opts *opts;					\
1851 	opts = to_f_uvc_opts(opts_item);				\
1853 	mutex_lock(&opts->lock);					\
1855 	mutex_unlock(&opts->lock);					\
1927 	struct f_uvc_opts *opts;					\
1935 	opts = to_f_uvc_opts(opts_item);				\
1937 	mutex_lock(&opts->lock);					\
1939 	mutex_unlock(&opts->lock);					\
1949 	struct f_uvc_opts *opts;					\
1963 	opts = to_f_uvc_opts(opts_item);				\
1966 	mutex_lock(&opts->lock);					\
1967 	if (fmt->linked || opts->refcnt) {				\
1975 	mutex_unlock(&opts->lock);					\
1987 	struct f_uvc_opts *opts;  in uvcg_frame_b_frame_index_show()  local
2004 	opts = to_f_uvc_opts(opts_item);  in uvcg_frame_b_frame_index_show()
2006 	mutex_lock(&opts->lock);  in uvcg_frame_b_frame_index_show()
2008 	mutex_unlock(&opts->lock);  in uvcg_frame_b_frame_index_show()
2031 	struct f_uvc_opts *opts;  in uvcg_frame_dw_frame_interval_show()  local
2040 	opts = to_f_uvc_opts(opts_item);  in uvcg_frame_dw_frame_interval_show()
2042 	mutex_lock(&opts->lock);  in uvcg_frame_dw_frame_interval_show()
2047 	mutex_unlock(&opts->lock);  in uvcg_frame_dw_frame_interval_show()
2057 	struct f_uvc_opts *opts;  in uvcg_frame_dw_frame_interval_store()  local
2067 	opts = to_f_uvc_opts(opts_item);  in uvcg_frame_dw_frame_interval_store()
2070 	mutex_lock(&opts->lock);  in uvcg_frame_dw_frame_interval_store()
2071 	if (fmt->linked || opts->refcnt) {  in uvcg_frame_dw_frame_interval_store()
2100 	mutex_unlock(&opts->lock);  in uvcg_frame_dw_frame_interval_store()
2131 	struct f_uvc_opts *opts;  in uvcg_frame_make()  local
2149 	opts = to_f_uvc_opts(opts_item);  in uvcg_frame_make()
2151 	mutex_lock(&opts->lock);  in uvcg_frame_make()
2160 		mutex_unlock(&opts->lock);  in uvcg_frame_make()
2167 		mutex_unlock(&opts->lock);  in uvcg_frame_make()
2175 	mutex_unlock(&opts->lock);  in uvcg_frame_make()
2185 	struct f_uvc_opts *opts;  in uvcg_frame_drop()  local
2191 	opts = to_f_uvc_opts(opts_item);  in uvcg_frame_drop()
2193 	mutex_lock(&opts->lock);  in uvcg_frame_drop()
2204 	mutex_unlock(&opts->lock);  in uvcg_frame_drop()
2238 	struct f_uvc_opts *opts;  in uvcg_uncompressed_guid_format_show()  local
2245 	opts = to_f_uvc_opts(opts_item);  in uvcg_uncompressed_guid_format_show()
2247 	mutex_lock(&opts->lock);  in uvcg_uncompressed_guid_format_show()
2249 	mutex_unlock(&opts->lock);  in uvcg_uncompressed_guid_format_show()
2260 	struct f_uvc_opts *opts;  in uvcg_uncompressed_guid_format_store()  local
2268 	opts = to_f_uvc_opts(opts_item);  in uvcg_uncompressed_guid_format_store()
2270 	mutex_lock(&opts->lock);  in uvcg_uncompressed_guid_format_store()
2271 	if (ch->fmt.linked || opts->refcnt) {  in uvcg_uncompressed_guid_format_store()
2281 	mutex_unlock(&opts->lock);  in uvcg_uncompressed_guid_format_store()
2293 	struct f_uvc_opts *opts;					\
2301 	opts = to_f_uvc_opts(opts_item);				\
2303 	mutex_lock(&opts->lock);					\
2305 	mutex_unlock(&opts->lock);					\
2318 	struct f_uvc_opts *opts;					\
2326 	opts = to_f_uvc_opts(opts_item);				\
2328 	mutex_lock(&opts->lock);					\
2330 	mutex_unlock(&opts->lock);					\
2341 	struct f_uvc_opts *opts;					\
2350 	opts = to_f_uvc_opts(opts_item);				\
2352 	mutex_lock(&opts->lock);					\
2353 	if (u->fmt.linked || opts->refcnt) {				\
2371 	mutex_unlock(&opts->lock);					\
2491 	struct f_uvc_opts *opts;					\
2499 	opts = to_f_uvc_opts(opts_item);				\
2501 	mutex_lock(&opts->lock);					\
2503 	mutex_unlock(&opts->lock);					\
2515 	struct f_uvc_opts *opts;					\
2523 	opts = to_f_uvc_opts(opts_item);				\
2525 	mutex_lock(&opts->lock);					\
2527 	mutex_unlock(&opts->lock);					\
2538 	struct f_uvc_opts *opts;					\
2547 	opts = to_f_uvc_opts(opts_item);				\
2549 	mutex_lock(&opts->lock);					\
2550 	if (u->fmt.linked || opts->refcnt) {				\
2568 	mutex_unlock(&opts->lock);					\
2679 	struct f_uvc_opts *opts;					\
2687 	opts = to_f_uvc_opts(opts_item);				\
2689 	mutex_lock(&opts->lock);					\
2692 	mutex_unlock(&opts->lock);					\
2705 	struct f_uvc_opts *opts;					\
2722 	opts = to_f_uvc_opts(opts_item);				\
2724 	mutex_lock(&opts->lock);					\
2729 	mutex_unlock(&opts->lock);					\
3076 	struct f_uvc_opts *opts;  in uvcg_streaming_class_allow_link()  local
3091 	opts = to_f_uvc_opts(streaming->ci_parent);  in uvcg_streaming_class_allow_link()
3093 	mutex_lock(&opts->lock);  in uvcg_streaming_class_allow_link()
3095 	class_array = __uvcg_get_stream_class_arr(src, opts);  in uvcg_streaming_class_allow_link()
3096 	if (!class_array || *class_array || opts->refcnt) {  in uvcg_streaming_class_allow_link()
3138 	mutex_unlock(&opts->lock);  in uvcg_streaming_class_allow_link()
3149 	struct f_uvc_opts *opts;  in uvcg_streaming_class_drop_link()  local
3161 	opts = to_f_uvc_opts(streaming->ci_parent);  in uvcg_streaming_class_drop_link()
3163 	mutex_lock(&opts->lock);  in uvcg_streaming_class_drop_link()
3165 	class_array = __uvcg_get_stream_class_arr(src, opts);  in uvcg_streaming_class_drop_link()
3169 	if (opts->refcnt)  in uvcg_streaming_class_drop_link()
3179 	mutex_unlock(&opts->lock);  in uvcg_streaming_class_drop_link()
3241 	struct f_uvc_opts *opts;  in uvcg_default_streaming_b_interface_number_show()  local
3247 	opts = to_f_uvc_opts(opts_item);  in uvcg_default_streaming_b_interface_number_show()
3249 	mutex_lock(&opts->lock);  in uvcg_default_streaming_b_interface_number_show()
3250 	result += sprintf(page, "%u\n", opts->streaming_interface);  in uvcg_default_streaming_b_interface_number_show()
3251 	mutex_unlock(&opts->lock);  in uvcg_default_streaming_b_interface_number_show()
3288 	struct f_uvc_opts *opts = to_f_uvc_opts(item);  in uvc_func_item_release()  local
3291 	usb_put_function_instance(&opts->func_inst);  in uvc_func_item_release()
3299 	struct f_uvc_opts *opts;  in uvc_func_allow_link()  local
3314 	opts = to_f_uvc_opts(src);  in uvc_func_allow_link()
3315 	mutex_lock(&opts->lock);  in uvc_func_allow_link()
3318 		opts->iad_index = string->usb_string.id;  in uvc_func_allow_link()
3320 		opts->vs0_index = string->usb_string.id;  in uvc_func_allow_link()
3322 		opts->vs1_index = string->usb_string.id;  in uvc_func_allow_link()
3326 	mutex_unlock(&opts->lock);  in uvc_func_allow_link()
3337 	struct f_uvc_opts *opts;  in uvc_func_drop_link()  local
3339 	opts = to_f_uvc_opts(src);  in uvc_func_drop_link()
3340 	mutex_lock(&opts->lock);  in uvc_func_drop_link()
3343 		opts->iad_index = 0;  in uvc_func_drop_link()
3345 		opts->vs0_index = 0;  in uvc_func_drop_link()
3347 		opts->vs1_index = 0;  in uvc_func_drop_link()
3349 	mutex_unlock(&opts->lock);  in uvc_func_drop_link()
3362 	struct f_uvc_opts *opts = to_f_uvc_opts(item);			\
3365 	mutex_lock(&opts->lock);					\
3366 	result = sprintf(page, "%u\n", opts->cname);			\
3367 	mutex_unlock(&opts->lock);					\
3376 	struct f_uvc_opts *opts = to_f_uvc_opts(item);			\
3380 	mutex_lock(&opts->lock);					\
3381 	if (opts->refcnt) {						\
3394 	opts->cname = num;						\
3397 	mutex_unlock(&opts->lock);					\
3413 	struct f_uvc_opts *opts = to_f_uvc_opts(item);			\
3416 	mutex_lock(&opts->lock);					\
3417 	result = snprintf(page, sizeof(opts->aname), "%s", opts->aname);\
3418 	mutex_unlock(&opts->lock);					\
3426 	struct f_uvc_opts *opts = to_f_uvc_opts(item);			\
3427 	int size = min(sizeof(opts->aname), len + 1);			\
3430 	mutex_lock(&opts->lock);					\
3431 	if (opts->refcnt) {						\
3436 	ret = strscpy(opts->aname, page, size);				\
3441 	mutex_unlock(&opts->lock);					\
3473 int uvcg_attach_configfs(struct f_uvc_opts *opts)  in uvcg_attach_configfs()  argument
3477 	config_group_init_type_name(&opts->func_inst.group, uvc_func_type.name,  in uvcg_attach_configfs()
3480 	ret = uvcg_config_create_children(&opts->func_inst.group,  in uvcg_attach_configfs()
3483 		config_group_put(&opts->func_inst.group);  in uvcg_attach_configfs()