From: Kailang Yang Date: Fri, 23 Jan 2026 07:21:36 +0000 (+0800) Subject: ALSA: hda/realtek - fixed speaker no sound X-Git-Tag: v6.19-rc8~8^2~5 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=630fbc6e870eb06c5126cc97a3abecbe012272c8;p=thirdparty%2Fkernel%2Fstable.git ALSA: hda/realtek - fixed speaker no sound If it play a 5s above silence media stream, it will cause silence detection trigger. Speaker will make no sound when you use another app to play a stream. Add this patch will solve this issue. GPIO2: Mute Hotkey GPIO3: Mic Mute LED Enable this will turn on hotkey and LED support. Signed-off-by: Kailang Yang Link: https://lore.kernel.org/f4929e137a7949238cc043d861a4d9f8@realtek.com Signed-off-by: Takashi Iwai --- diff --git a/sound/hda/codecs/realtek/alc269.c b/sound/hda/codecs/realtek/alc269.c index cafa48b5aceb..770b21ad55c4 100644 --- a/sound/hda/codecs/realtek/alc269.c +++ b/sound/hda/codecs/realtek/alc269.c @@ -3383,11 +3383,22 @@ static void alc287_alc1318_playback_pcm_hook(struct hda_pcm_stream *hinfo, struct snd_pcm_substream *substream, int action) { + static const struct coef_fw dis_coefs[] = { + WRITE_COEF(0x24, 0x0013), WRITE_COEF(0x25, 0x0000), WRITE_COEF(0x26, 0xC203), + WRITE_COEF(0x28, 0x0004), WRITE_COEF(0x29, 0xb023), + }; /* Disable AMP silence detection */ + static const struct coef_fw en_coefs[] = { + WRITE_COEF(0x24, 0x0013), WRITE_COEF(0x25, 0x0000), WRITE_COEF(0x26, 0xC203), + WRITE_COEF(0x28, 0x0084), WRITE_COEF(0x29, 0xb023), + }; /* Enable AMP silence detection */ + switch (action) { case HDA_GEN_PCM_ACT_OPEN: + alc_process_coef_fw(codec, dis_coefs); alc_write_coefex_idx(codec, 0x5a, 0x00, 0x954f); /* write gpio3 to high */ break; case HDA_GEN_PCM_ACT_CLOSE: + alc_process_coef_fw(codec, en_coefs); alc_write_coefex_idx(codec, 0x5a, 0x00, 0x554f); /* write gpio3 as default value */ break; }