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Re: [PATCH] drm/mediatek: add ARM_SMCCC dependency

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On 06/27/2016 11:22 AM, Arnd Bergmann wrote:
> ARM SMCCC is only set for ARMv7 and ARMv8 CPUs, but we currently
> allow the driver to be build for older architecture levels as
> well, which results in a link failure:
>
> drivers/gpu/built-in.o: In function `mtk_hdmi_hw_make_reg_writable':
> :(.text+0x1e737c): undefined reference to `arm_smccc_smc'
>
> This adds a Kconfig dependency. The patch applies on my two
> previous fixes that are not yet applied, so please apply all
> three to get randconfig builds to work correctly.
>
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> Fixes: 8f83f26891e1 ("drm/mediatek: Add HDMI support")
> ---
>  drivers/gpu/drm/mediatek/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
>

Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>

> diff --git a/drivers/gpu/drm/mediatek/Kconfig b/drivers/gpu/drm/mediatek/Kconfig
> index 96ebf8bb6024..294de4549922 100644
> --- a/drivers/gpu/drm/mediatek/Kconfig
> +++ b/drivers/gpu/drm/mediatek/Kconfig
> @@ -3,6 +3,7 @@ config DRM_MEDIATEK
>  	depends on DRM
>  	depends on ARCH_MEDIATEK || (ARM && COMPILE_TEST)
>  	depends on COMMON_CLK
> +	depends on HAVE_ARM_SMCCC
>  	depends on OF
>  	select DRM_GEM_CMA_HELPER
>  	select DRM_KMS_HELPER
>

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[PATCH] drm/mediatek: add ARM_SMCCC dependency Arnd Bergmann <arnd@arndb.de> - 2016-06-27 11:30 +0200
  Re: [PATCH] drm/mediatek: add ARM_SMCCC dependency Matthias Brugger <matthias.bgg@gmail.com> - 2016-06-27 11:40 +0200

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