struct snd_pcm_mmap_control *control;
/* -- locking / scheduling -- */
- unsigned int twake: 1; /* do transfer (!poll) wakeup */
+ snd_pcm_uframes_t twake; /* do transfer (!poll) wakeup if non-zero */
wait_queue_head_t sleep; /* poll sleep */
wait_queue_head_t tsleep; /* transfer sleep */
struct fasync_struct *fasync;