From b450b17c156e264bc44a198046d3ebaaef5a041d Mon Sep 17 00:00:00 2001 From: Harsha Priya Date: Thu, 9 Oct 2014 11:04:56 +0000 Subject: [PATCH] ALSA: ALC283 codec - Avoid pop noise on headphones during suspend/resume This patch sets the headphones mode to default before suspending which helps avoid the pop noise on headphones Signed-off-by: Harsha Priya Cc: Signed-off-by: Takashi Iwai --- sound/pci/hda/patch_realtek.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index bc86c36..4c35490 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -2884,6 +2884,9 @@ static void alc283_shutup(struct hda_codec *codec) alc_write_coef_idx(codec, 0x43, 0x9004); + /*depop hp during suspend*/ + alc_write_coef_idx(codec, 0x06, 0x2100); + snd_hda_codec_write(codec, hp_pin, 0, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE); -- 2.7.4