linux-kernel - Re: [PATCH v3 -next] drm/mediatek: Fix Kconfig warning

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Date:   Wed, 29 Apr 2020 22:15:58 +0800
From:   Chun-Kuang Hu <chunkuang.hu@...nel.org>
To:     YueHaibing <yuehaibing@...wei.com>
Cc:     Chun-Kuang Hu <chunkuang.hu@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Matthias Brugger <matthias.bgg@...il.com>,
        CK Hu <ck.hu@...iatek.com>,
        Enric Balletbo i Serra <enric.balletbo@...labora.com>,
        DRI Development <dri-devel@...ts.freedesktop.org>,
        linux-kernel@...r.kernel.orc,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 -next] drm/mediatek: Fix Kconfig warning

Hi, YueHaibing:

YueHaibing <yuehaibing@...wei.com> 於 2020年4月29日 週三 下午3:14寫道：
>
> WARNING: unmet direct dependencies detected for MTK_MMSYS
>   Depends on [n]: (ARCH_MEDIATEK [=y] || COMPILE_TEST [=n]) && COMMON_CLK_MT8173_MMSYS [=n]
>   Selected by [y]:
>   - DRM_MEDIATEK [=y] && HAS_IOMEM [=y] && DRM [=y] && (ARCH_MEDIATEK [=y] || ARM && COMPILE_TEST [=n]) && COMMON_CLK [=y] && HAVE_ARM_SMCCC [=y] && OF [=y]
>
> Make DRM_MEDIATEK depend on MTK_MMSYS to fix this.

Reviewed-by: Chun-Kuang Hu <chunkuang.hu@...nel.org>

>
> Fixes: 2c758e301ed9 ("soc / drm: mediatek: Move routing control to mmsys device")
> Signed-off-by: YueHaibing <yuehaibing@...wei.com>
> ---
> v3: make DRM_MEDIATEK depends on MTK_MMSYS
> v2: select COMMON_CLK_MT8173_MMSYS instead of adding DRM_MEDIATEK dependency
> ---
>  drivers/gpu/drm/mediatek/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/mediatek/Kconfig b/drivers/gpu/drm/mediatek/Kconfig
> index c420f5a3d33b..aa74aac3cbcc 100644
> --- a/drivers/gpu/drm/mediatek/Kconfig
> +++ b/drivers/gpu/drm/mediatek/Kconfig
> @@ -6,12 +6,12 @@ config DRM_MEDIATEK
>         depends on COMMON_CLK
>         depends on HAVE_ARM_SMCCC
>         depends on OF
> +       depends on MTK_MMSYS
>         select DRM_GEM_CMA_HELPER
>         select DRM_KMS_HELPER
>         select DRM_MIPI_DSI
>         select DRM_PANEL
>         select MEMORY
> -       select MTK_MMSYS
>         select MTK_SMI
>         select VIDEOMODE_HELPERS
>         help
> --
> 2.17.1
>
>