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ALSA: hda/realtek - Dell headphone has noise on unmute for ALC236 

commit e1e8c1fdce upstream.

headphone have noise even the volume is very small.
Let it fill up pcbeep hidden register to default value.
The issue was gone.

Fixes: 4344aec84b ("ALSA: hda/realtek - New codec support for ALC256")
Fixes: 736f20a706 ("ALSA: hda/realtek - Add support for ALC236/ALC3204")
Signed-off-by: Kailang Yang <kailang@realtek.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/9ae47f23a64d4e41a9c81e263cd8a250@realtek.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
5.4-rM2-2.2.x-imx-squashed
Kailang Yang 2019-11-26 17:04:23 +08:00 committed by Greg Kroah-Hartman
parent e0d9c5c5e9
commit e3743f4311
1 changed files with 5 additions and 2 deletions
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7
sound/pci/hda/patch_realtek.c
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@ -367,9 +367,7 @@ static void alc_fill_eapd_coef(struct hda_codec *codec)
case 0x10ec0215:
case 0x10ec0233:
case 0x10ec0235:
case 0x10ec0236:
case 0x10ec0255:
case 0x10ec0256:
case 0x10ec0257:
case 0x10ec0282:
case 0x10ec0283:
@ -381,6 +379,11 @@ static void alc_fill_eapd_coef(struct hda_codec *codec)
case 0x10ec0300:
alc_update_coef_idx(codec, 0x10, 1<<9, 0);
break;
case 0x10ec0236:
case 0x10ec0256:
alc_write_coef_idx(codec, 0x36, 0x5757);
alc_update_coef_idx(codec, 0x10, 1<<9, 0);
break;
case 0x10ec0275:
alc_update_coef_idx(codec, 0xe, 0, 1<<0);
break;