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Subject: Re: [PATCH v2 -next] drm/display: Fix build error without CONFIG_OF
To:     <airlied@linux.ie>, <daniel@ffwll.ch>, <tzimmermann@suse.de>,
        <dmitry.baryshkov@linaro.org>
CC:     <dri-devel@lists.freedesktop.org>, <linux-kernel@vger.kernel.org>
References: <20220506123246.21788-1-yuehaibing@huawei.com>
From:   YueHaibing <yuehaibing@huawei.com>
Message-ID: <b5e6ca38-00c2-a58a-ee73-f0795233bcba@huawei.com>
Date:   Sat, 21 May 2022 10:43:47 +0800
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ping...

On 2022/5/6 20:32, YueHaibing wrote:
> While CONFIG_OF is n but COMPILE_TEST is y, we got this:
> 
> WARNING: unmet direct dependencies detected for DRM_DP_AUX_BUS
>   Depends on [n]: HAS_IOMEM [=y] && DRM [=y] && OF [=n]
>   Selected by [y]:
>   - DRM_MSM [=y] && HAS_IOMEM [=y] && DRM [=y] && (ARCH_QCOM || SOC_IMX5 || COMPILE_TEST [=y]) && COMMON_CLK [=y] && IOMMU_SUPPORT [=y] && (QCOM_OCMEM [=n] || QCOM_OCMEM [=n]=n) && (QCOM_LLCC [=y] || QCOM_LLCC [=y]=n) && (QCOM_COMMAND_DB [=n] || QCOM_COMMAND_DB [=n]=n)
> 
> Make DRM_DP_AUX_BUS depends on OF || COMPILE_TEST to fix this warning.
> 
> Fixes: f5d01644921b ("drm/msm: select DRM_DP_AUX_BUS for the AUX bus support")
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> ---
> v2: fix this in DRM_DP_AUX_BUS dependencies
> ---
>  drivers/gpu/drm/display/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/display/Kconfig b/drivers/gpu/drm/display/Kconfig
> index 1b6e6af37546..09712b88a5b8 100644
> --- a/drivers/gpu/drm/display/Kconfig
> +++ b/drivers/gpu/drm/display/Kconfig
> @@ -3,7 +3,7 @@
>  config DRM_DP_AUX_BUS
>  	tristate
>  	depends on DRM
> -	depends on OF
> +	depends on OF || COMPILE_TEST
>  
>  config DRM_DISPLAY_HELPER
>  	tristate
>