Re: [PATCH v2] ALSA: hda/conexant: Add mute LED quirk for HP ZBook 17 G3

[Takashi Iwai <tiwai@suse.de>]

On Fri, 30 Oct 2026 05:56:26 +0100,
ahmad baghereslami wrote:
> 
> The HP ZBook 17 G3 (PCI SSID 103c:80d6, codec CX20724 with SSID
> 103c:80f8) has its speaker-mute LED on codec GPIO0 and its mic-mute LED
> on GPIO1, both active high, like the HP ZBook 15u G3 that already uses
> CXT_FIXUP_MUTE_LED_GPIO. HP's Windows driver agrees: chdrt.inf sets
> EnableGPIO0MuteSignal for this model, and MicTray's MasterMute section
> for SUBSYS_103C80D6/103C80F8 sets PlaybackGPIO = 0 and CaptureGPIO = 1.
> 
> Use CXT_FIXUP_MUTE_LED_GPIO for it.
> 
> Tested on an HP ZBook 17 G3 with Ubuntu's 7.0.0 kernel: with each GPIO
> held high and low, GPIO0 switches only the speaker-mute LED and GPIO1
> only the mic-mute LED; GPIO2-6 switch neither. With this quirk applied,
> hda::mute and hda::micmute follow the speaker and mic mute, and sound
> and the microphone keep working.
> 
> Finding the LEDs (the GPIO tests and reading HP's driver) and writing
> this patch were done with the help of an AI coding assistant (Claude);
> I checked the LEDs on the machine.
> 
> Signed-off-by: ahmad baghereslami <ahmad.b1995@gmail.com>

Applied now.  Thanks.


Takashi