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authorKailang Yang <kailang@realtek.com>2019-11-26 12:04:23 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-12-13 10:42:36 +0300
commite3743f43114304e6e684b93a36a5972bfabc2768 (patch)
treef9caee85cbf77dfc2d745b0a3e7302b78cfdc026 /sound
parente0d9c5c5e94fec5a9b79c365ae9e93f5f30c03ba (diff)
downloadlinux-e3743f43114304e6e684b93a36a5972bfabc2768.tar.xz
ALSA: hda/realtek - Dell headphone has noise on unmute for ALC236
commit e1e8c1fdce8b00fce08784d9d738c60ebf598ebc 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: 4344aec84bd8 ("ALSA: hda/realtek - New codec support for ALC256") Fixes: 736f20a70608 ("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>
Diffstat (limited to 'sound')
-rw-r--r--sound/pci/hda/patch_realtek.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 2690274cc87d..8bcd136ccb78 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -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;