ALSA: hda - Disable widget power-saving for ALC292 & co
authorTakashi Iwai <tiwai@suse.de>
Wed, 20 May 2015 04:56:23 +0000 (06:56 +0200)
committerTakashi Iwai <tiwai@suse.de>
Wed, 20 May 2015 04:56:23 +0000 (06:56 +0200)
commit219f47e4f96442a7fe8fb646c59c6730690a9e66
tree6f570cc2f4c23f699c68904bfbdfa2eb3ba8709b
parent48f4b3a2ece560e37232fe9d681cd2ff0f3ff10d
ALSA: hda - Disable widget power-saving for ALC292 & co

We've got reports that ALC3226 (a Dell variant of ALC292) gives click
noises at transition from D3 to D0 when the widget power-saving is
enabled.  Further debugging session showed that avoiding it isn't
trivial, unfortunately, since paths are basically activated
dynamically while the pins have been already enabled.

This patch disables the widget power-saving for such codecs.

Reported-by: Jonathan McDowell <noodles@earth.li>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/pci/hda/patch_realtek.c