Re: [PATCH] ALSA: hda: Add Lenovo Legion 7i 16IAX7 17AA3874 quirk

[Takashi Iwai]

On Mon, 22 Jun 2026 19:22:47 +0200,
Kamlesh Chhetty wrote:
> 
> Lenovo Legion 7i 16IAX7 systems with Realtek ALC287 codec SSID
> 17aa:3874 and CSC3551/CS35L41 speaker amps do not provide the
> required CS35L41 _DSD properties in ACPI.
> 
> Without a quirk, cs35l41-hda fails probing the amps with missing
> cirrus,dev-index / Platform not supported errors, leaving the built-in
> speakers silent.
> 
> This model is similar to the already-supported 17AA386F Legion 7i
> 16IAX7 variant. Add the Realtek ALC287 quirk to select
> ALC287_FIXUP_CS35L41_I2C_2 and add 17AA3874 to the CS35L41 property
> table using the same two-amp external-boost configuration.
> 
> Tested on a Lenovo Legion 7 16IAX7 with Ubuntu 7.0.0-22-generic. Both
> CSC3551 CS35L41 amps probe and bind, firmware loads, calibration
> applies, built-in speaker playback works, and the cirrus,dev-index
> failure is gone.
> 
> Closes: https://bugzilla.kernel.org/show_bug.cgi?id=221663
> Link: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2157060
> Signed-off-by: Kamlesh Chhetty <kamleshkc2002@xxxxxxxxx>

Applied now.  Thanks.


Takashi