On Fri, 07 Jul 2017 06:08:29 +0200, Hui Wang wrote:
On this Lenovo machine, there are two front mics, and both of them are assigned the same name "Mic", but pulseaudio can't support two mics with the same name, as a workaround, we change the location for one of them, then the driver will assign "Front Mic" and "Mic" for them.
Cc: stable@vger.kernel.org Signed-off-by: Hui Wang <hui.wang@canonical.com> --- sound/pci/hda/patch_realtek.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+)
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index cebf59e..a6c3ce0 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -5179,6 +5179,7 @@ enum { ALC233_FIXUP_ASUS_MIC_NO_PRESENCE, ALC233_FIXUP_EAPD_COEF_AND_MIC_NO_PRESENCE, ALC233_FIXUP_LENOVO_MULTI_CODECS, + ALC294_FIXUP_LENOVO_MIC_LOCATION, };
static const struct hda_fixup alc269_fixups[] = { @@ -5962,6 +5963,18 @@ enum { .type = HDA_FIXUP_FUNC, .v.func = alc233_alc662_fixup_lenovo_dual_codecs, }, + [ALC294_FIXUP_LENOVO_MIC_LOCATION] = { + .type = HDA_FIXUP_PINS, + .v.pins = (const struct hda_pintbl[]) { + /* Change the mic location from front to right, otherwise there are + two front mics with the same name, pulseaudio can't handle them. + This is just a temporary workaround, after applying this fixup, + there will be one "Front Mic" and one "Mic" in this machine. + */ + { 0x1a, 0x04a19040 }, + { } + }, + },
Doesn't this Lenovo device need other quirks like hotkey? Just to be sure. thanks, Takashi