Re: [PATCH] drm/sun4i: fix unmet dependency on RESET_CONTROLLER for PHY_SUN6I_MIPI_DPHY

[Maxime Ripard]

Hi,

On Thu, Oct 28, 2021 at 06:13:27PM -0400, Julian Braha wrote:
> When PHY_SUN6I_MIPI_DPHY is selected, and RESET_CONTROLLER
> is not selected, Kbuild gives the following warning:
> 
> WARNING: unmet direct dependencies detected for PHY_SUN6I_MIPI_DPHY
>   Depends on [n]: (ARCH_SUNXI [=n] || COMPILE_TEST [=y]) && HAS_IOMEM [=y] && COMMON_CLK [=y] && RESET_CONTROLLER [=n]
>   Selected by [y]:
>   - DRM_SUN6I_DSI [=y] && HAS_IOMEM [=y] && DRM_SUN4I [=y]
> 
> This is because DRM_SUN6I_DSI selects PHY_SUN6I_MIPI_DPHY
> without selecting or depending on RESET_CONTROLLER, despite
> PHY_SUN6I_MIPI_DPHY depending on RESET_CONTROLLER.
> 
> 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>
> ---
>  drivers/gpu/drm/sun4i/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/sun4i/Kconfig b/drivers/gpu/drm/sun4i/Kconfig
> index 5755f0432e77..3f70a14a3c94 100644
> --- a/drivers/gpu/drm/sun4i/Kconfig
> +++ b/drivers/gpu/drm/sun4i/Kconfig
> @@ -46,6 +46,7 @@ config DRM_SUN6I_DSI
>  	default MACH_SUN8I
>  	select CRC_CCITT
>  	select DRM_MIPI_DSI
> +  select RESET_CONTROLLER

The indentation is off, can you fix it and resend it?

Maxime

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