From b34bf65838f7c6e785f62681605a538b73c2808c Mon Sep 17 00:00:00 2001 From: Kailang Yang Date: Fri, 23 Feb 2024 14:54:34 +0800 Subject: ALSA: hda/realtek - ALC285 reduce pop noise from Headphone port 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 --- sound/pci/hda/patch_realtek.c | 1 + 1 file changed, 1 insertion(+) (limited to 'sound/pci') diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index cf83fff9a387..62701197a019 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -3684,6 +3684,7 @@ 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 */ -- cgit v1.2.3