On Sat, 24 Apr 2021 16:32:43 +0200, Vitaly Rodionov wrote: > > From: Stefan Binding <sbinding@xxxxxxxxxxxxxxxxxxxxx> > > Tested on DELL Inspiron-3505, DELL Inspiron-3501, DELL Inspiron-3500 Could you give a bit more descriptions why this patch is needed? And what do you mean 16%? The only meaningful measure is dB in the h/w spec. Last but not least, why this value was chosen? thanks, Takashi > > Signed-off-by: Stefan Binding <sbinding@xxxxxxxxxxxxxxxxxxxxx> > Signed-off-by: Vitaly Rodionov <vitalyr@xxxxxxxxxxxxxxxxxxxxx> > BugLink: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1923557 > Reported-and-tested-by: You-Sheng Yang <vicamo.yang@xxxxxxxxxxxxx> > --- > sound/pci/hda/patch_cirrus.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c > index 5d57096b3a95..d6cf93b7483c 100644 > --- a/sound/pci/hda/patch_cirrus.c > +++ b/sound/pci/hda/patch_cirrus.c > @@ -2172,6 +2172,10 @@ 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: > + > + 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, > -- > 2.25.1 >
