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authorDavid Henningsson <david.henningsson@canonical.com>2012-08-09 10:56:12 +0200
committerTakashi Iwai <tiwai@suse.de>2012-08-09 11:00:40 +0200
commit94c142a160d63edac0e1fca7848960dcf75dd2a9 (patch)
tree0ff977f01f6e83b6e84dc70ac90b356c98255408 /sound
parent012e7eb1e501d0120e0383b81477f63091f5e365 (diff)
ALSA: hda - Fix pop noise in headphones on S3 for Asus X55A, X55V
To turn off pin control for the pin was tested, and helped against this issue. BugLink: https://bugs.launchpad.net/bugs/1034779 Tested-by: Chih-Hsyuan Ho <chih.ho@canonical.com> Signed-off-by: David Henningsson <david.henningsson@canonical.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/pci/hda/patch_via.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c
index 80d90cb42853..430771776915 100644
--- a/sound/pci/hda/patch_via.c
+++ b/sound/pci/hda/patch_via.c
@@ -1752,6 +1752,14 @@ static int via_suspend(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
vt1708_stop_hp_work(spec);
+
+ if (spec->codec_type == VT1802) {
+ /* Fix pop noise on headphones */
+ int i;
+ for (i = 0; i < spec->autocfg.hp_outs; i++)
+ snd_hda_set_pin_ctl(codec, spec->autocfg.hp_pins[i], 0);
+ }
+
return 0;
}
#endif