ALSA: hda - Add pcm_playback_hook to hda_gen_spec

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The new hook which is called at each PCM playback ops.
It can be used to control the codec-specific power-saving feature in
each codec driver.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

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Takashi Iwai 2013-01-07 11:54:34 +01:00

parent c2c803830a

commit e6b85f3c9d

2 changed files with 74 additions and 5 deletions

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65

sound/pci/hda/hda_generic.c

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14

sound/pci/hda/hda_generic.h

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