[ALSA] hda: EAPD power management

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Power management support for EAPD enabled laptops, when headphones
are sensed it pulls the EAPD GPIO line low to power it down.

Signed-off-by: Matthew Ranostay <mranostay@embeddedalley.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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Matthew Ranostay 2008-04-14 13:32:54 +02:00 • committed by Takashi Iwai

parent 780c8be4ab

commit 0fc9dec46f

1 changed files with 19 additions and 6 deletions

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sound/pci/hda/patch_sigmatel.c

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