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authorHarsha Priya <harshapriya.n@intel.com>2014-10-09 11:04:56 +0000
committerTakashi Iwai <tiwai@suse.de>2014-10-20 07:49:40 +0200
commitb450b17c156e264bc44a198046d3ebaaef5a041d (patch)
tree2176e7d9139d1e19b2a8eb11fa6034b776281ba1
parenta011e213f3700233ed2a676f1ef0a74a052d7162 (diff)
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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 <harshapriya.n@intel.com> Cc: <stable@vger.kernel.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
-rw-r--r--sound/pci/hda/patch_realtek.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index bc86c36b4bfa..4c35490cf119 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);