Linux Sound subsystem development
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From: Takashi Iwai <tiwai@suse.de>
To: ankirin <ankirin4@gmail.com>
Cc: linux-sound@vger.kernel.org, alsa-devel@alsa-project.org
Subject: Re: [PATCH] ALSA: hda/realtek: Enable speaker on Xiaomi Notebook Pro 15 (1d72:1709)
Date: Thu, 06 Aug 2026 16:58:58 +0200	[thread overview]
Message-ID: <87ldajcn2l.wl-tiwai@suse.de> (raw)
In-Reply-To: <20260806141815.40527-1-ankirin4@gmail.com>

On Thu, 06 Aug 2026 16:18:15 +0200,
ankirin wrote:
> 
> The Xiaomi Notebook Pro 15 (subsystem 1d72:1709, Realtek ALC256)
> silences its internal speaker on Linux: the codec sets coefficient
> register 0x10 to 0x0220 (bit 9 set) on boot and after S3 resume.
> 
> This is the same mechanism already supported for the Xiaomi Mi
> Laptop Pro 15 (1d72:1905) via ALC256_FIXUP_XIAOMI_PRO15_RESUME,
> which clears the stuck coef bit on every codec init. Add the
> missing 1d72:1709 SSID entry to the quirk table.
> 
> Verified on this board: with bit 9 cleared (coef 0x10 = 0x0020),
> the internal speaker outputs normally, including across
> suspend/resume.
> 
> Signed-off-by: ankirin <ankirin4@gmail.com>

The Signed-off-by is a legal requirement, hence it needs to be with a
real name (or a known identity).  Please resubmit with the correction.


thanks,

Takashi

      reply	other threads:[~2026-08-06 14:59 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-06 14:18 [PATCH] ALSA: hda/realtek: Enable speaker on Xiaomi Notebook Pro 15 (1d72:1709) ankirin
2026-08-06 14:58 ` Takashi Iwai [this message]

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