Symbol: u_audio_playback
drivers/usb/gadget/function/f_uac1_legacy.c
317
u_audio_playback(&audio->card, play_buf->buf, play_buf->actual);
drivers/usb/gadget/function/u_uac1_legacy.h
75
size_t u_audio_playback(struct gaudio *card, void *buf, size_t count);