Messages in this thread Patch in this message | | | From | Kamal Mostafa <> | Subject | [PATCH 3.13 080/162] ALSA: ALC283 codec - Avoid pop noise on headphones during suspend/resume | Date | Thu, 6 Nov 2014 14:35:44 -0800 |
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3.13.11.11 -stable review patch. If anyone has any objections, please let me know.
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From: Harsha Priya <harshapriya.n@intel.com>
commit b450b17c156e264bc44a198046d3ebaaef5a041d upstream.
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> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Kamal Mostafa <kamal@canonical.com> --- 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 b2a5832..1a24b2c 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -2871,6 +2871,9 @@ 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); -- 1.9.1
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