ALSA: hda - Disable dynamic-power control for VIA as default
authorTakashi Iwai <tiwai@suse.de>
Thu, 2 Feb 2012 09:30:17 +0000 (10:30 +0100)
committerTakashi Iwai <tiwai@suse.de>
Thu, 2 Feb 2012 09:34:06 +0000 (10:34 +0100)
Since the dynamic pin power-control and the analog low-current mode
may lead to pop-noise, it's safer to set it off as default.

Bugzilla: https://bugzilla.novell.com/show_bug.cgi?id=741128

Cc: <stable@kernel.org> [v3.1+]
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/pci/hda/patch_via.c

index 79166fb..284e311 100644 (file)
@@ -1470,6 +1470,7 @@ static int via_build_controls(struct hda_codec *codec)
        struct snd_kcontrol *kctl;
        int err, i;
 
+       spec->no_pin_power_ctl = 1;
        if (spec->set_widgets_power_state)
                if (!via_clone_control(spec, &via_pin_power_ctl_enum))
                        return -ENOMEM;