[PATCH] drm/pl111: Actually fix CONFIG_VEXPRESS_CONFIG depends

Daniel Vetter daniel at ffwll.ch
Thu Jun 3 22:28:09 UTC 2021


On Thu, Jun 3, 2021 at 11:58 PM Kees Cook <keescook at chromium.org> wrote:
>
> VEXPRESS_CONFIG needs to either be missing, built-in, or modular when
> pl111 is modular. Update the Kconfig to reflect the need.
>
> Cc: Emma Anholt <emma at anholt.net>
> Cc: David Airlie <airlied at linux.ie>
> Cc: Daniel Vetter <daniel at ffwll.ch>
> Cc: dri-devel at lists.freedesktop.org
> Fixes: 4dc7c97d04dc ("drm/pl111: depend on CONFIG_VEXPRESS_CONFIG")
> Signed-off-by: Kees Cook <keescook at chromium.org>
> ---
>  drivers/gpu/drm/pl111/Kconfig | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/pl111/Kconfig b/drivers/gpu/drm/pl111/Kconfig
> index c5210a5bef1b..b84879ca430d 100644
> --- a/drivers/gpu/drm/pl111/Kconfig
> +++ b/drivers/gpu/drm/pl111/Kconfig
> @@ -2,7 +2,8 @@
>  config DRM_PL111
>         tristate "DRM Support for PL111 CLCD Controller"
>         depends on DRM
> -       depends on VEXPRESS_CONFIG
> +       depends on ARM || ARM64 || COMPILE_TEST
> +       depends on !VEXPRESS_CONFIG || VEXPRESS_CONFIG=DRM

Hm I thought the canonical way to express optional depdencies was


>         depends on COMMON_CLK
>         select DRM_KMS_HELPER
>         select DRM_KMS_CMA_HELPER
> --
> 2.25.1
>


-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch


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