Re: [PATCH RESEND] ASoC: fix unmet dependencies on GPIOLIB for SND_SOC_DMIC

From: Mukunda,Vijendar
Date: Thu Oct 28 2021 - 08:40:02 EST


On 10/28/21 12:18 AM, Julian Braha wrote:
> When SND_SOC_AMD_RENOIR_MACH or SND_SOC_AMD_RV_RT5682_MACH
> are selected, and GPIOLIB is not selected, Kbuild gives
> the following warnings, respectively:
>
> WARNING: unmet direct dependencies detected for SND_SOC_DMIC
> Depends on [n]: SOUND [=y] && !UML && SND [=y] && SND_SOC [=y] && GPIOLIB [=n]
> Selected by [y]:
> - SND_SOC_AMD_RENOIR_MACH [=y] && SOUND [=y] && !UML && SND [=y] && SND_SOC [=y] && SND_SOC_AMD_RENOIR [=y]
>
> and
>
> WARNING: unmet direct dependencies detected for SND_SOC_MAX98357A
> Depends on [n]: SOUND [=y] && !UML && SND [=y] && SND_SOC [=y] && GPIOLIB [=n]
> Selected by [y]:
> - SND_SOC_AMD_RV_RT5682_MACH [=y] && SOUND [=y] && !UML && SND [=y] && SND_SOC [=y] && SND_SOC_AMD_ACP3x [=y] && I2C [=y] && CROS_EC [=y]
>
> This is because SND_SOC_DMIC and SND_SOC_MAX98357A are
> selected by SND_SOC_AMD_RV_RT5682_MACH and SND_SOC_AMD_RENOIR_MACH,
> respectively. However, neither of the selectors depend on or select GPIOLIB,
> despite their selectees depending on GPIOLIB.
>
> These unmet dependency bugs were detected by Kismet,
> a static analysis tool for Kconfig. Please advise if this
> is not the appropriate solution.
>
> Signed-off-by: Julian Braha <julianbraha@xxxxxxxxx>
> ---
> sound/soc/amd/Kconfig | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/sound/soc/amd/Kconfig b/sound/soc/amd/Kconfig
> index 56e7c079deac..2c6af3f8f296 100644
> --- a/sound/soc/amd/Kconfig
> +++ b/sound/soc/amd/Kconfig
> @@ -38,7 +38,7 @@ config SND_SOC_AMD_RV_RT5682_MACH
> select I2C_CROS_EC_TUNNEL
> select SND_SOC_RT1015
> select SND_SOC_RT1015P
> - depends on SND_SOC_AMD_ACP3x && I2C && CROS_EC
> + depends on SND_SOC_AMD_ACP3x && I2C && CROS_EC && GPIOLIB
> help
> This option enables machine driver for RT5682 and MAX9835.
>
> @@ -51,7 +51,7 @@ config SND_SOC_AMD_RENOIR
> config SND_SOC_AMD_RENOIR_MACH
> tristate "AMD Renoir support for DMIC"
> select SND_SOC_DMIC
> - depends on SND_SOC_AMD_RENOIR
> + depends on SND_SOC_AMD_RENOIR && GPIOLIB
For Renoir platform, DMIC driver selected for registering codec dai with
ASOC. No additional functionality handled related to GPIO.
Do you still see necessity adding GPIOLIB dependency?

> help
> This option enables machine driver for DMIC
>
> --
> 2.30.2
>