linux-kernel - Re: Fwd: acp3x: Missing product ID for Thinkpad T14s Gen2 AMD Ryzen 7 PRO 5850U

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Message-ID: <ZVoS13B2Br9U8mvu@archie.me>
Date:   Sun, 19 Nov 2023 20:51:19 +0700
From:   Bagas Sanjaya <bagasdotme@...il.com>
To:     Oliver Sieber <ollisieber@...il.com>, Takashi Iwai <tiwai@...e.de>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Sound System <linux-sound@...r.kernel.org>,
        Linux ALSA Development <alsa-devel@...a-project.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>
Subject: Re: Fwd: acp3x: Missing product ID for Thinkpad T14s Gen2 AMD Ryzen
 7 PRO 5850U

On Sun, Nov 19, 2023 at 09:54:32AM +0100, Oliver Sieber wrote:
> Hi,
> 
> in the following I provide my proposed patch for the bug report on Bugzilla
> [1]. Let me quote from it:
> > Hey,sound/soc/amd/renoir/rn-pci-acp3x.c has a hard-coded list of quirks. It seems like some product IDs may be missing. In my case, I am using a Lenovo Thinkpad t14s gen2 with an AMD Ryzen 7 PRO 5850U.
> > My audio output is fine but my internal microphone cannot be found.
> > 
> > Running `dmidecode` yields:
> > 
> > Handle 0x000F, DMI type 1, 27 bytes
> > System Information
> > 	Manufacturer: LENOVO
> > 	Product Name: 20XGS1KT02
> > 	Version: ThinkPad T14s Gen 2a
> > 
> > Could it be that one may have to add the product ID "20XGS1KT02" to the hard-coded list of quirks in rn-pci-acp3x.c?
> > 
> > 
> > It seems as there have been similar problems in the past, e.g.https://bugzilla.kernel.org/show_bug.cgi?id=216270.
> 
> My proposed diff looks as follows:
> 
> Subject: ASoC: AMD Renoir - add DMI entry for Lenovo ThinkPad T14s Gen 2
> From: Oliver Sieber
> The ThinkPad T14s Gen 2 laptop does not have the internal digital
> microphone connected to the AMD's ACP bridge, but it's advertised
> via BIOS. The internal microphone is connected to the HDA codec.
> 
> Use DMI to block the microphone PCM device for this platform.
> 
> Signed-off-by: Oliver Sieber <ollisieber@...il.com>
> ---
> diff --git a/sound/soc/amd/renoir/rn-pci-acp3x.c
> b/sound/soc/amd/renoir/rn-pci-acp3x.c
> index b3812b70f5f9..754e24d55e6f 100644
> --- a/sound/soc/amd/renoir/rn-pci-acp3x.c
> +++ b/sound/soc/amd/renoir/rn-pci-acp3x.c
> @@ -199,6 +199,13 @@ static const struct dmi_system_id rn_acp_quirk_table[]
> = {
>                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "20NLCTO1WW"),
>                 }
>         },
> +       {
> +               /* Lenovo ThinkPad T14s Gen 2 */
> +               .matches = {
> +                       DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
> +                       DMI_EXACT_MATCH(DMI_BOARD_NAME, "20XGS1KT02"),
> +               }
> +       },
>         {}
> 
>  };
> 

Hi Oliver,

Did you forget Takashi's suggestion to follow formal patch submission
procedure [1]? Hint: It is suggested to use git-send-email(1) when
sending patches, as it handles them as-is (e.g. no wordwrapping,
tabs preserved).

Thanks.

[1]: https://lore.kernel.org/alsa-devel/87sf54jyjl.wl-tiwai@suse.de/

-- 
An old man doll... just what I always wanted! - Clara

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