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  1. Bug #1504778
  2. Comment #3

Comment 3 for bug 1504778

Revision history for this message
Takashi Iwai (tiwai) wrote : Re: [PATCH] ALSA: hda - Fix inverted internal mic on Lenovo G50-80

On Tue, 13 Oct 2015 10:10:18 +0200,
David Henningsson wrote:
>
> Add the appropriate quirk to indicate the Lenovo G50-80 has a stereo
> mic input where one channel has reverse polarity.
>
> Alsa-info available at:
> https://launchpadlibrarian.net/220846272/AlsaInfo.txt
>
> Cc: <email address hidden>
> BugLink: https://bugs.launchpad.net/bugs/1504778
> Signed-off-by: David Henningsson <email address hidden>

Applied, thanks.

Takashi

> ---
> sound/pci/hda/patch_conexant.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
> index ca03c40..2f0ec7c 100644
> --- a/sound/pci/hda/patch_conexant.c
> +++ b/sound/pci/hda/patch_conexant.c
> @@ -819,6 +819,7 @@ static const struct snd_pci_quirk cxt5066_fixups[] = {
> SND_PCI_QUIRK(0x17aa, 0x21da, "Lenovo X220", CXT_PINCFG_LENOVO_TP410),
> SND_PCI_QUIRK(0x17aa, 0x21db, "Lenovo X220-tablet", CXT_PINCFG_LENOVO_TP410),
> SND_PCI_QUIRK(0x17aa, 0x38af, "Lenovo IdeaPad Z560", CXT_FIXUP_MUTE_LED_EAPD),
> + SND_PCI_QUIRK(0x17aa, 0x390b, "Lenovo G50-80", CXT_FIXUP_STEREO_DMIC),
> SND_PCI_QUIRK(0x17aa, 0x3975, "Lenovo U300s", CXT_FIXUP_STEREO_DMIC),
> SND_PCI_QUIRK(0x17aa, 0x3977, "Lenovo IdeaPad U310", CXT_FIXUP_STEREO_DMIC),
> SND_PCI_QUIRK(0x17aa, 0x397b, "Lenovo S205", CXT_FIXUP_STEREO_DMIC),
> --
> 1.9.1
>