gadget/function/f_uac1_legacy.c

326 	struct f_uac1_legacy_opts *opts;
330 	opts = container_of(audio->card.func.fi, struct f_uac1_legacy_opts,
332 	audio_buf_size = opts->audio_buf_size;
580 	struct f_uac1_legacy_opts *opts;
586 	opts = container_of(f->fi, struct f_uac1_legacy_opts, func_inst);
587 	req_buf_size = opts->req_buf_size;
588 	req_count = opts->req_count;
589 	audio_buf_size = opts->audio_buf_size;
810 	struct f_uac1_legacy_opts *opts = to_f_uac1_opts(item);
812 	usb_put_function_instance(&opts->func_inst);
823 	struct f_uac1_legacy_opts *opts = to_f_uac1_opts(item);		\
826 	mutex_lock(&opts->lock);					\
827 	result = sprintf(page, "%u\n", opts->name);			\
828 	mutex_unlock(&opts->lock);					\
836 	struct f_uac1_legacy_opts *opts = to_f_uac1_opts(item);		\
840 	mutex_lock(&opts->lock);					\
841 	if (opts->refcnt) {						\
850 	opts->name = num;						\
854 	mutex_unlock(&opts->lock);					\
868 	struct f_uac1_legacy_opts *opts = to_f_uac1_opts(item);		\
871 	mutex_lock(&opts->lock);					\
872 	result = sprintf(page, "%s\n", opts->name);			\
873 	mutex_unlock(&opts->lock);					\
881 	struct f_uac1_legacy_opts *opts = to_f_uac1_opts(item);		\
885 	mutex_lock(&opts->lock);					\
886 	if (opts->refcnt)						\
894 	if (opts->name##_alloc)						\
895 		kfree(opts->name);					\
896 	opts->name##_alloc = true;					\
897 	opts->name = tmp;						\
901 	mutex_unlock(&opts->lock);					\
929 	struct f_uac1_legacy_opts *opts;
931 	opts = container_of(f, struct f_uac1_legacy_opts, func_inst);
932 	if (opts->fn_play_alloc)
933 		kfree(opts->fn_play);
934 	if (opts->fn_cap_alloc)
935 		kfree(opts->fn_cap);
936 	if (opts->fn_cntl_alloc)
937 		kfree(opts->fn_cntl);
938 	kfree(opts);
943 	struct f_uac1_legacy_opts *opts;
945 	opts = kzalloc(sizeof(*opts), GFP_KERNEL);
946 	if (!opts)
949 	mutex_init(&opts->lock);
950 	opts->func_inst.free_func_inst = f_audio_free_inst;
952 	config_group_init_type_name(&opts->func_inst.group, "",
955 	opts->req_buf_size = UAC1_OUT_EP_MAX_PACKET_SIZE;
956 	opts->req_count = UAC1_REQ_COUNT;
957 	opts->audio_buf_size = UAC1_AUDIO_BUF_SIZE;
958 	opts->fn_play = FILE_PCM_PLAYBACK;
959 	opts->fn_cap = FILE_PCM_CAPTURE;
960 	opts->fn_cntl = FILE_CONTROL;
961 	return &opts->func_inst;
967 	struct f_uac1_legacy_opts *opts;
970 	opts = container_of(f->fi, struct f_uac1_legacy_opts, func_inst);
972 	mutex_lock(&opts->lock);
973 	--opts->refcnt;
974 	mutex_unlock(&opts->lock);
985 	struct f_uac1_legacy_opts *opts;
994 	opts = container_of(fi, struct f_uac1_legacy_opts, func_inst);
995 	mutex_lock(&opts->lock);
996 	++opts->refcnt;
997 	mutex_unlock(&opts->lock);