[PATCH] drm: rcar-du: depend on ARCH_RENESAS for components on that SoC

[Laurent Pinchart]

Hi Peter,

Thank you for the patch.

On Sun, Jan 08, 2023 at 04:31:47AM +0000, Peter Robinson wrote:
> There's a few components in the rcar-du drm directory that
> don't make sense to be slectedable if ARCH_RENESAS isn't because

s/slectedable/selectable/

> they are part of those SoCs so add a dependency and add compile
> check to ensure they're still tested.
> 
> Signed-off-by: Peter Robinson <pbrobinson at gmail.com>
> ---
>  drivers/gpu/drm/rcar-du/Kconfig | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/gpu/drm/rcar-du/Kconfig b/drivers/gpu/drm/rcar-du/Kconfig
> index b2bddbeca878..4d2bff78a559 100644
> --- a/drivers/gpu/drm/rcar-du/Kconfig
> +++ b/drivers/gpu/drm/rcar-du/Kconfig
> @@ -25,6 +25,7 @@ config DRM_RCAR_CMM
>  config DRM_RCAR_DW_HDMI
>  	tristate "R-Car Gen3 and RZ/G2 DU HDMI Encoder Support"
>  	depends on DRM && OF
> +	depends on ARCH_RENESAS || COMPILE_TEST

As this module isn't useful without the DU driver, wouldn't it be better
to add a dependency on DRM_RCAR_DU, which itself already depends on
ARCH_RENESAS || COMPILE_TEST ? Same for the other two below.

>  	select DRM_DW_HDMI
>  	help
>  	  Enable support for R-Car Gen3 or RZ/G2 internal HDMI encoder.
> @@ -32,6 +33,7 @@ config DRM_RCAR_DW_HDMI
>  config DRM_RCAR_USE_LVDS
>  	bool "R-Car DU LVDS Encoder Support"
>  	depends on DRM_BRIDGE && OF
> +	depends on ARCH_RENESAS || COMPILE_TEST
>  	default DRM_RCAR_DU
>  	help
>  	  Enable support for the R-Car Display Unit embedded LVDS encoders.
> @@ -45,6 +47,7 @@ config DRM_RCAR_LVDS
>  config DRM_RCAR_USE_MIPI_DSI
>  	bool "R-Car DU MIPI DSI Encoder Support"
>  	depends on DRM_BRIDGE && OF
> +	depends on ARCH_RENESAS || COMPILE_TEST
>  	default DRM_RCAR_DU
>  	help
>  	  Enable support for the R-Car Display Unit embedded MIPI DSI encoders.

-- 
Regards,

Laurent Pinchart