23 int snd_pcm_hw_constraints_init(struct snd_pcm_substream *substream);
24 int snd_pcm_hw_constraints_complete(struct snd_pcm_substream *substream);
29 int pcm_lib_apply_appl_ptr(struct snd_pcm_substream *substream,
31 int snd_pcm_update_state(struct snd_pcm_substream *substream,
33 int snd_pcm_update_hw_ptr(struct snd_pcm_substream *substream);
35 void snd_pcm_playback_silence(struct snd_pcm_substream *substream,
39 snd_pcm_avail(struct snd_pcm_substream *substream)  in snd_pcm_avail()  argument
41 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in snd_pcm_avail()
42 		return snd_pcm_playback_avail(substream->runtime);  in snd_pcm_avail()
44 		return snd_pcm_capture_avail(substream->runtime);  in snd_pcm_avail()
48 snd_pcm_hw_avail(struct snd_pcm_substream *substream)  in snd_pcm_hw_avail()  argument
50 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in snd_pcm_hw_avail()
51 		return snd_pcm_playback_hw_avail(substream->runtime);  in snd_pcm_hw_avail()
53 		return snd_pcm_capture_hw_avail(substream->runtime);  in snd_pcm_hw_avail()
57 void snd_pcm_timer_resolution_change(struct snd_pcm_substream *substream);
58 void snd_pcm_timer_init(struct snd_pcm_substream *substream);
59 void snd_pcm_timer_done(struct snd_pcm_substream *substream);
62 snd_pcm_timer_resolution_change(struct snd_pcm_substream *substream) {}  in snd_pcm_timer_resolution_change()  argument
63 static inline void snd_pcm_timer_init(struct snd_pcm_substream *substream) {}  in snd_pcm_timer_init()  argument
64 static inline void snd_pcm_timer_done(struct snd_pcm_substream *substream) {}  in snd_pcm_timer_done()  argument
67 void __snd_pcm_xrun(struct snd_pcm_substream *substream);