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ALSA: pcm: add SNDRV_PCM_TRIGGER_DRAIN trigger
authorLibin Yang <libin.yang@intel.com>
Wed, 31 Dec 2014 14:09:54 +0000 (22:09 +0800)
committerTakashi Iwai <tiwai@suse.de>
Wed, 31 Dec 2014 16:10:08 +0000 (17:10 +0100)
Add SNDRV_PCM_TRIGGER_DRAIN trigger for pcm drain.

Some audio devices require notification of drain events
in order to properly drain and shutdown an audio stream.

Signed-off-by: Libin Yang <libin.yang@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

No differences found
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