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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>
This commit is contained in:
Takashi Iwai 2015-05-20 06:56:23 +02:00
parent 48f4b3a2ec
commit 219f47e4f9
1 changed files with 2 additions and 1 deletions
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3
sound/pci/hda/patch_realtek.c
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@ -5623,7 +5623,8 @@ static int patch_alc269(struct hda_codec *codec)
spec = codec->spec;
spec->gen.shared_mic_vref_pin = 0x18;
codec->power_save_node = 1;
if (codec->core.vendor_id != 0x10ec0292)
codec->power_save_node = 1;
snd_hda_pick_fixup(codec, alc269_fixup_models,
alc269_fixup_tbl, alc269_fixups);