From: Takashi Iwai <tiwai@suse.de>
Date: Thu, 2 Feb 2012 09:30:17 +0000 (+0100)
Subject: ALSA: hda - Disable dynamic-power control for VIA as default
X-Git-Tag: v3.3-rc3~6^2~9
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b5bcc189401c815988b7dd37611fc56f40c9139d;p=platform%2Fkernel%2Flinux-stable.git

ALSA: hda - Disable dynamic-power control for VIA as default

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>
---

diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c
index 79166fb..284e311 100644
--- a/sound/pci/hda/patch_via.c
+++ b/sound/pci/hda/patch_via.c
@@ -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;