From: Takashi Iwai <tiwai@suse.de>
To: Jaidheer Sirigineedi <jaidheer7@gmail.com>
Cc: Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ALSA: hda/realtek: Add mute LED quirk for HP Pavilion 15-eg3xxx (103c:8bfd)
Date: Sat, 03 Oct 2026 11:49:44 +0200 [thread overview]
Message-ID: <87a4ovxgef.wl-tiwai@suse.de> (raw)
In-Reply-To: <20261002185951.33855-1-jaidheer7@gmail.com>
On Fri, 02 Oct 2026 20:59:51 +0200,
Jaidheer Sirigineedi wrote:
>
> The mute LED on the HP Pavilion Laptop 15-eg3xxx (PCI SSID 103c:8bfd,
> Realtek ALC287) does not work because the machine has no entry in the
> quirk table. No fixup is applied, so the mute LED is never driven, even
> though the mute function itself works.
>
> The LED is controlled via GPIO pin 4 (mask 0x10), which is exactly what
> ALC287_FIXUP_HP_GPIO_LED configures. This was verified on the hardware
> with hda-verb: setting the GPIO data bit lights the mute LED, and
> clearing it turns the LED off.
>
> hda-verb /dev/snd/hwC0D0 0x01 SET_GPIO_MASK 0x10
> hda-verb /dev/snd/hwC0D0 0x01 SET_GPIO_DIRECTION 0x10
> hda-verb /dev/snd/hwC0D0 0x01 SET_GPIO_DATA 0x10 # LED on
> hda-verb /dev/snd/hwC0D0 0x01 SET_GPIO_DATA 0x00 # LED off
>
> Add a quirk entry for 103c:8bfd using ALC287_FIXUP_HP_GPIO_LED.
>
> Signed-off-by: Jaidheer Sirigineedi <jaidheer7@gmail.com>
Applied now. Thanks.
Takashi
prev parent reply other threads:[~2026-10-03 9:49 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-02 18:59 [PATCH] ALSA: hda/realtek: Add mute LED quirk for HP Pavilion 15-eg3xxx (103c:8bfd) Jaidheer Sirigineedi
2026-10-03 9:49 ` Takashi Iwai [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=87a4ovxgef.wl-tiwai@suse.de \
--to=tiwai@suse.de \
--cc=jaidheer7@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-sound@vger.kernel.org \
--cc=perex@perex.cz \
--cc=tiwai@suse.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.