ALSA: hda/cirrus: Set Initial DMIC volume for Bullseye to -26 dB

After booting for first time on Bullseye, the DMIC is currently muted. Instead, the DMIC volume should be set to a valid initial value. Tested on DELL Inspiron-3505, DELL Inspiron-3501, DELL Inspiron-3500 Signed-off-by: Stefan Binding <[email protected]> Signed-off-by: Vitaly Rodionov <[email protected]> BugLink: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1923557 Reported-and-tested-by: You-Sheng Yang <[email protected]> Cc: <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Takashi Iwai <[email protected]>
ashr · Apr 26, 2021 · 0e853a9 · 0e853a9
1 parent 4fb44dd
commit 0e853a9
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c
@@ -2172,6 +2172,11 @@ static void cs8409_cs42l42_fixups(struct hda_codec *codec,
 			(get_wcaps(codec, CS8409_CS42L42_AMIC_PIN_NID) | AC_WCAP_UNSOL_CAP));
 		break;
 	case HDA_FIXUP_ACT_PROBE:
+
+		/* Set initial volume on Bullseye to -26 dB */
+		if (codec->fixup_id == CS8409_BULLSEYE)
+			snd_hda_codec_amp_init_stereo(codec, CS8409_CS42L42_DMIC_ADC_PIN_NID,
+					HDA_INPUT, 0, 0xff, 0x19);
 		snd_hda_gen_add_kctl(&spec->gen,
 			NULL, &cs8409_cs42l42_hp_volume_mixer);
 		snd_hda_gen_add_kctl(&spec->gen,