Re: [PATCH] ASoC: fix unmet dependencies on PPC_BESTCOMM and SND_SOC_AC97_BUS

On Sun, Aug 2, 2026 at 7:49 AM Julian Braha <[email protected]> wrote:
>
> SND_MPC52xx_SOC_PCM030 and SND_MPC52xx_SOC_EFIKA both select
> SND_SOC_MPC5200_AC97 without ensuring that its dependency on PPC_BESTCOMM is
> met. This causes unmet dependencies such as:
>
> WARNING: unmet direct dependencies detected for SND_SOC_MPC5200_AC97
>   Depends on [n]: SOUND [=m] && SND [=m] && SND_SOC [=m] && SND_POWERPC_SOC [=m] && PPC_BESTCOMM [=n]
>   Selected by [m]:
>   - SND_MPC52xx_SOC_PCM030 [=m] && SOUND [=m] && SND [=m] && SND_SOC [=m] && SND_POWERPC_SOC [=m] && PPC_MPC5200_SIMPLE [=y]
>
> SND_MPC52xx_SOC_EFIKA also selects SND_SOC_STAC9766 without ensuring its
> dependency on SND_SOC_AC97_BUS is met.
>
> Let's resolve all 3 unmet dependencies by adding the dependencies on
> PPC_BESTCOMM where needed, and selecting SND_SOC_AC97_BUS as other, similar
> options in this subsystem do.
>
> These unmet dependency bugs were detected by kconfirm, a static analysis tool
> for Kconfig.
>
> Fixes: a9262c4fd404 ("ASoC: Support for AC97 on Phytec pmc030 base board.")
> Fixes: 6ffee43ecf8b ("ASoC: Fabric bindings for STAC9766 on the Efika")
> Signed-off-by: Julian Braha <[email protected]>
> ---
>  sound/soc/fsl/Kconfig | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/sound/soc/fsl/Kconfig b/sound/soc/fsl/Kconfig
> index 8ae59c094878..a5d7cf534391 100644
> --- a/sound/soc/fsl/Kconfig
> +++ b/sound/soc/fsl/Kconfig
> @@ -243,7 +243,7 @@ config SND_SOC_MPC5200_AC97
>
>  config SND_MPC52xx_SOC_PCM030
>         tristate "SoC AC97 Audio support for Phytec pcm030 and WM9712"
> -       depends on PPC_MPC5200_SIMPLE
> +       depends on PPC_BESTCOMM
>         select SND_SOC_MPC5200_AC97
>         select SND_SOC_WM9712
>         help
> @@ -253,6 +253,8 @@ config SND_MPC52xx_SOC_PCM030
>  config SND_MPC52xx_SOC_EFIKA
>         tristate "SoC AC97 Audio support for bbplan Efika and STAC9766"
>         depends on PPC_EFIKA
> +       depends on PPC_BESTCOMM
does this really depend on PPC_BESTCOMM?
> +       select SND_SOC_AC97_BUS
>         select SND_SOC_MPC5200_AC97
>         select SND_SOC_STAC9766
>         help
> --
> 2.55.0
>