Takashi Iwai 05ff7e11b7 ALSA: hda - Reduce click noise at power-saving
Add some tricks to reduce the click noise at powering down to D3
in the power saving mode on STAC/IDT codecs.
The key seems to be to reset PINs before the power-down, and some
delay before entering D3.  The needed delay is significantly long,
but I don't know why.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2009-07-22 12:39:24 +02:00
..
2009-03-30 15:21:59 +02:00
2009-02-05 15:08:53 +01:00
2008-01-31 17:29:48 +01:00
2007-05-21 09:18:19 -07:00