[alsa-devel] [PATCH 2/2] ALSA: hda - fix the mic mute led problem for Latitude E5550

[Takashi Iwai]

At Tue, 18 Nov 2014 17:57:41 +0800,
Hui Wang wrote:
> 
> The microphone mute led on the Latitude E5550 can't work. We need to
> apply DELL_WMI_MIC_MUTE_LED quirk to this machine.
> 
> The machine uses alc293 codec and already applied the quirk
> ALC293_FIXUP_DELL1_MIC_NO_PRESENCE through pin_fixup_tbl[].
> 
> Here we just let DELL_WMI_MIC_MUTE_LED be chained to
> ALC269_FIXUP_HEADSET_MODE, then the machine will have these
> quirks ALC293_FIXUP_DELL1_MIC_NO_PRESENCE-->
> ALC269_FIXUP_HEADSET_MODE-->ALC255_FIXUP_DELL_WMI_MIC_MUTE_LED.
> 
> BugLink: https://bugs.launchpad.net/bugs/1381856
> Reported-and-Tested-by: Po-Hsu Lin <po-hsu.lin at canonical.com>
> Signed-off-by: Hui Wang <hui.wang at canonical.com>

Thanks, applied.


Takashi

> ---
>  sound/pci/hda/patch_realtek.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
> index 9da5798..8fea1b8 100644
> --- a/sound/pci/hda/patch_realtek.c
> +++ b/sound/pci/hda/patch_realtek.c
> @@ -4520,6 +4520,8 @@ static const struct hda_fixup alc269_fixups[] = {
>  	[ALC269_FIXUP_HEADSET_MODE] = {
>  		.type = HDA_FIXUP_FUNC,
>  		.v.func = alc_fixup_headset_mode,
> +		.chained = true,
> +		.chain_id = ALC255_FIXUP_DELL_WMI_MIC_MUTE_LED
>  	},
>  	[ALC269_FIXUP_HEADSET_MODE_NO_HP_MIC] = {
>  		.type = HDA_FIXUP_FUNC,
> -- 
> 1.9.1
>