diff options
| author | Kailang Yang <kailang@realtek.com> | 2019-05-23 09:43:04 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-06-09 10:18:16 +0300 |
| commit | 163f75676ac2d4ddafd75e64fa22d7aae4291ad9 (patch) | |
| tree | c35ffe1e35cb9dc16a4b778984e444b64d7626ff /sound | |
| parent | 9ba2bcc86045447ff9b79a294a726a75ac339052 (diff) | |
| download | linux-163f75676ac2d4ddafd75e64fa22d7aae4291ad9.tar.xz | |
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: Kailang Yang <kailang@realtek.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/hda/patch_realtek.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index dc62c800cba4..a9e3ee233833 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -7078,7 +7078,7 @@ 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; |