This patch solves bug 200501 'Only 2 of 4 speakers playing sound.' https://bugzilla.kernel.org/show_bug.cgi?id=200501
On Wed, 2018-10-31 at 15:20 -0400, Ayman Bagabas wrote:
This patch enables the front speakers on Huawei Matebook X Pro laptops. These laptops come with Dolby Atmos sound system and these pins configuration enables the front speakers.
Signed-off-by: Ayman Bagabas ayman.bagabas@gmail.com
sound/pci/hda/patch_realtek.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+)
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 3ac7ba9b342d..4f7a39c7883c 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -5493,6 +5493,7 @@ enum { ALC298_FIXUP_TPT470_DOCK, ALC255_FIXUP_DUMMY_LINEOUT_VERB, ALC255_FIXUP_DELL_HEADSET_MIC,
- ALC256_FIXUP_HUAWEI_MBXP_PINS, ALC295_FIXUP_HP_X360, ALC221_FIXUP_HP_HEADSET_MIC,
}; @@ -6347,6 +6348,22 @@ static const struct hda_fixup alc269_fixups[] = { .chained = true, .chain_id = ALC269_FIXUP_HEADSET_MIC },
- [ALC256_FIXUP_HUAWEI_MBXP_PINS] = {
.type = HDA_FIXUP_PINS,
.v.pins = (const struct hda_pintbl[]) {
{0x12, 0x90a60130},
{0x13, 0x40000000},
{0x14, 0x90170110},
{0x18, 0x411111f0},
{0x19, 0x04a11040},
{0x1a, 0x411111f0},
{0x1b, 0x90170112},
{0x1d, 0x40759a05},
{0x1e, 0x411111f0},
{0x21, 0x04211020},
{ },
},
- }, [ALC295_FIXUP_HP_X360] = { .type = HDA_FIXUP_FUNC, .v.func = alc295_fixup_hp_top_speakers,
@@ -6592,6 +6609,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x17aa, 0x5109, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST), SND_PCI_QUIRK(0x17aa, 0x511e, "Thinkpad", ALC298_FIXUP_TPT470_DOCK), SND_PCI_QUIRK(0x17aa, 0x511f, "Thinkpad", ALC298_FIXUP_TPT470_DOCK),
- SND_PCI_QUIRK(0x19e5, 0x3204, "Huawei MBXP",
ALC256_FIXUP_HUAWEI_MBXP_PINS), SND_PCI_QUIRK(0x17aa, 0x3bf8, "Quanta FL1", ALC269_FIXUP_PCM_44K), SND_PCI_QUIRK(0x17aa, 0x9e54, "LENOVO NB", ALC269_FIXUP_LENOVO_EAPD), SND_PCI_QUIRK(0x1b7d, 0xa831, "Ordissimo EVE2 ", ALC269VB_FIXUP_ORDISSIMO_EVE2), /* Also known as Malata PC-B1303 */