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authorDavid Henningsson <david.henningsson@canonical.com>2016-01-11 09:33:14 +0100
committerTakashi Iwai <tiwai@suse.de>2016-01-11 10:02:31 +0100
commit56f27013482c0803d978b667fe85de04ce9357cd (patch)
tree0a3f7e3b7d2259c2b21fa53e758060bc93f0c028 /sound
parenta4eae3a506ea4a7d4474cd74e20b423fa8053d91 (diff)
downloadlinux-56f27013482c0803d978b667fe85de04ce9357cd.tar.bz2
ALSA: hda - Fixup inverted internal mic for Lenovo E50-80
Inform userspace that one channel of the internal mic has reversed polarity, so it does not attempt to add both channels together and end up with silence. Cc: stable@vger.kernel.org Reported-by: Andrzej Mendel <andrzej.mendel@gmail.com> Alsa-info: http://www.alsa-project.org/db/?f=3088f82a0cf977855f92af9db8ad406c04f71efa BugLink: https://bugs.launchpad.net/bugs/1529624 Signed-off-by: David Henningsson <david.henningsson@canonical.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/pci/hda/patch_realtek.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 3a89d82f8057..2fdda51d07c4 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -4666,6 +4666,7 @@ enum {
ALC290_FIXUP_SUBWOOFER,
ALC290_FIXUP_SUBWOOFER_HSJACK,
ALC269_FIXUP_THINKPAD_ACPI,
+ ALC269_FIXUP_DMIC_THINKPAD_ACPI,
ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
ALC255_FIXUP_DELL2_MIC_NO_PRESENCE,
ALC255_FIXUP_HEADSET_MODE,
@@ -5103,6 +5104,12 @@ static const struct hda_fixup alc269_fixups[] = {
.type = HDA_FIXUP_FUNC,
.v.func = hda_fixup_thinkpad_acpi,
},
+ [ALC269_FIXUP_DMIC_THINKPAD_ACPI] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = alc_fixup_inv_dmic,
+ .chained = true,
+ .chain_id = ALC269_FIXUP_THINKPAD_ACPI,
+ },
[ALC255_FIXUP_DELL1_MIC_NO_PRESENCE] = {
.type = HDA_FIXUP_PINS,
.v.pins = (const struct hda_pintbl[]) {
@@ -5457,6 +5464,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x2226, "ThinkPad X250", ALC292_FIXUP_TPT440_DOCK),
SND_PCI_QUIRK(0x17aa, 0x2233, "Thinkpad", ALC293_FIXUP_LENOVO_SPK_NOISE),
SND_PCI_QUIRK(0x17aa, 0x30bb, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY),
+ SND_PCI_QUIRK(0x17aa, 0x3902, "Lenovo E50-80", ALC269_FIXUP_DMIC_THINKPAD_ACPI),
SND_PCI_QUIRK(0x17aa, 0x3977, "IdeaPad S210", ALC283_FIXUP_INT_MIC),
SND_PCI_QUIRK(0x17aa, 0x3978, "IdeaPad Y410P", ALC269_FIXUP_NO_SHUTUP),
SND_PCI_QUIRK(0x17aa, 0x5013, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),