Re: [PATCH v6] ALSA: hda/realtek: Fix speaker pop on Star Labs StarFighter

[Takashi Iwai <tiwai@suse.de>]

On Thu, 19 Feb 2026 21:14:26 +0100,
Sean Rhodes wrote:
> 
> On Star Labs StarFighter (Realtek ALC233/235), the internal speakers can
> emit an audible pop when entering or leaving runtime suspend.
> 
> Mute the speaker output paths via snd_hda_gen_shutup_speakers() in the
> Realtek shutup callback before the codec is powered down.
> 
> This is enough to avoid the pop without special EAPD handling.
> 
> Test results:
> - runtime PM pop fixed
> - still reaches D3 (PCI 0000:00:1f.3 power_state=D3hot)
> - does not address pops on cold boot (G3 exit) or around display manager
>   start/shutdown
> 
> journalctl -k (boot):
> - snd_hda_codec_alc269 hdaudioC0D0: ALC233: picked fixup for PCI SSID
>   7017:2014
> - snd_hda_codec_alc269 hdaudioC0D0: autoconfig for ALC233: line_outs=1
>   (0x1b/0x0/0x0/0x0/0x0) type:speaker
> 
> Cc: Jaroslav Kysela <perex@perex.cz>
> Cc: Takashi Iwai <tiwai@suse.com>
> Cc: Stefan Binding <sbinding@opensource.cirrus.com>
> Cc: Kailang Yang <kailang@realtek.com>
> Cc: Chris Chiu <chris.chiu@canonical.com>
> Cc: Edip Hazuri <edip@medip.dev>
> Cc: linux-sound@vger.kernel.org
> Cc: linux-kernel@vger.kernel.org
> Suggested-by: Takashi Iwai <tiwai@suse.com>
> Tested-by: Sean Rhodes <sean@starlabs.systems>
> Signed-off-by: Sean Rhodes <sean@starlabs.systems>

Applied now.  Thanks.


Takashi