Commit bf8f6b43 authored by Kailang Yang's avatar Kailang Yang Committed by Greg Kroah-Hartman
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ALSA: hda/realtek - Set default power save node to 0

commit 317d9313925cd8388304286c0d3c8dda7f060a2d upstream.

I measured power consumption between power_save_node=1 and power_save_node=0.
It's almost the same.
Codec will enter to runtime suspend and suspend.
That pin also will enter to D3. Don't need to enter to D3 by single pin.
So, Disable power_save_node as default. It will avoid more issues.
Windows Driver also has not this option at runtime PM.
Signed-off-by: default avatarKailang Yang <>
Cc: <>
Signed-off-by: default avatarTakashi Iwai <>
Signed-off-by: default avatarGreg Kroah-Hartman <>
parent 494447b9
......@@ -6236,7 +6236,7 @@ static int patch_alc269(struct hda_codec *codec)
spec = codec->spec;
spec->gen.shared_mic_vref_pin = 0x18;
codec->power_save_node = 1;
codec->power_save_node = 0;
#ifdef CONFIG_PM
codec->patch_ops.suspend = alc269_suspend;
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