ACK: [PATCH 1/1] ALSA: hda/realtek: Enable mute/micmute LEDs and limit mic boost on EliteBook 845 G8

[Stefan Bader]

On 22.04.21 06:34, Kai-Heng Feng wrote:
> BugLink: https://bugs.launchpad.net/bugs/1925415
> 
> On HP EliteBook 845 G8, the audio LEDs can be enabled by
> ALC285_FIXUP_HP_MUTE_LED. So use it accordingly.
> 
> In addition to that, the mic captures lots of noises, so also limits the
> mic boost. The quality of capture audio becomes crystal clear after
> limiting the mic boost.
> 
> Signed-off-by: Kai-Heng Feng <kai.heng.feng at canonical.com>
> Link: https://lore.kernel.org/r/20210420115530.1349353-1-kai.heng.feng@canonical.com
> Signed-off-by: Takashi Iwai <tiwai at suse.de>
> (backported from commit bd15b15523fd3197d1bb46403e02e92877a4f412 linux-next)
> Signed-off-by: Kai-Heng Feng <kai.heng.feng at canonical.com>
Acked-by: Stefan Bader <stefan.bader at canonical.com>
> ---
>   sound/pci/hda/patch_realtek.c | 8 ++++++++
>   1 file changed, 8 insertions(+)
> 
> diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
> index a7544b77d3f7..c71f1f2b6a8c 100644
> --- a/sound/pci/hda/patch_realtek.c
> +++ b/sound/pci/hda/patch_realtek.c
> @@ -6427,6 +6427,7 @@ enum {
>   	ALC282_FIXUP_ACER_DISABLE_LINEOUT,
>   	ALC255_FIXUP_ACER_LIMIT_INT_MIC_BOOST,
>   	ALC256_FIXUP_ACER_HEADSET_MIC,
> +	ALC285_FIXUP_HP_LIMIT_INT_MIC_BOOST,
>   };
>   
>   static const struct hda_fixup alc269_fixups[] = {
> @@ -7901,6 +7902,12 @@ static const struct hda_fixup alc269_fixups[] = {
>   		.chained = true,
>   		.chain_id = ALC269_FIXUP_HEADSET_MODE_NO_HP_MIC
>   	},
> +	[ALC285_FIXUP_HP_LIMIT_INT_MIC_BOOST] = {
> +		.type = HDA_FIXUP_FUNC,
> +		.v.func = alc269_fixup_limit_int_mic_boost,
> +		.chained = true,
> +		.chain_id = ALC285_FIXUP_HP_MUTE_LED,
> +	},
>   };
>   
>   static const struct snd_pci_quirk alc269_fixup_tbl[] = {
> @@ -8079,6 +8086,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
>   	SND_PCI_QUIRK(0x103c, 0x87f7, "HP Spectre x360 14", ALC245_FIXUP_HP_X360_AMP),
>   	SND_PCI_QUIRK(0x103c, 0x8846, "HP EliteBook 850 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
>   	SND_PCI_QUIRK(0x103c, 0x884c, "HP EliteBook 840 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
> +	SND_PCI_QUIRK(0x103c, 0x8898, "HP EliteBook 845 G8 Notebook PC", ALC285_FIXUP_HP_LIMIT_INT_MIC_BOOST),
>   	SND_PCI_QUIRK(0x1043, 0x103e, "ASUS X540SA", ALC256_FIXUP_ASUS_MIC),
>   	SND_PCI_QUIRK(0x1043, 0x103f, "ASUS TX300", ALC282_FIXUP_ASUS_TX300),
>   	SND_PCI_QUIRK(0x1043, 0x106d, "Asus K53BE", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
> 


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