From: Kailang Yang Date: Fri, 23 Feb 2024 06:54:34 +0000 (+0800) Subject: ALSA: hda/realtek - ALC285 reduce pop noise from Headphone port X-Git-Tag: v5.15.153~284 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=c4e2f60815068fea731f1def27dd07b7e0e4ecc3;p=thirdparty%2Fkernel%2Fstable.git ALSA: hda/realtek - ALC285 reduce pop noise from Headphone port [ Upstream commit b34bf65838f7c6e785f62681605a538b73c2808c ] It had pop noise from Headphone port when system reboot state. If NID 58h Index 0x0 to fill default value, it will reduce pop noise. Signed-off-by: Kailang Yang Link: https://lore.kernel.org/r/7493e207919a4fb3a0599324fd010e3e@realtek.com Signed-off-by: Takashi Iwai Signed-off-by: Sasha Levin --- diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index a6e6ed1355abf..3a86f0fd78278 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -3675,6 +3675,7 @@ static void alc285_hp_init(struct hda_codec *codec) int i, val; int coef38, coef0d, coef36; + alc_write_coefex_idx(codec, 0x58, 0x00, 0x1888); /* write default value */ alc_update_coef_idx(codec, 0x4a, 1<<15, 1<<15); /* Reset HP JD */ coef38 = alc_read_coef_idx(codec, 0x38); /* Amp control */ coef0d = alc_read_coef_idx(codec, 0x0d); /* Digital Misc control */