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[1/1] ALSA: ALC283 codec - Avoid pop noise on headphones during suspend/resume

Message ID 1412854357-32476-1-git-send-email-harshapriya.n@intel.com (mailing list archive)
State Accepted
Delegated to: Takashi Iwai
Headers show

Commit Message

Harsha Priya Oct. 9, 2014, 11:32 a.m. UTC
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>
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Patch

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 69d1236..e839e7a 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);