On Sun, Apr 26, 2020 at 04:20:39PM +0800, Chun-Kuang Hu wrote:
> Hi, YueHaibing:
>
> YueHaibing <yuehaibing@xxxxxxxxxx> 於 2020年4月20日 週一 下午10:04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]
> >
> > Add missing dependcy COMMON_CLK_MT8173_MMSYS to fix this.
>
> From the code relationship, mediatek drm has relation with mediatek
> mmsys, and mediatek mmsys has relation with medaitek clock.
> So I think it's better that CONFIG_MTK_MMSYS select
> CONFIG_COMMON_CLK_MT8173_MMSYS.
select is very strongly discouraged and should only be used for Kconfig
symbols not visible to users.
-Daniel
>
> Regards,
> Chun-Kuang.
>
> >
> > Fixes: 2c758e301ed9 ("soc / drm: mediatek: Move routing control to mmsys device")
> > Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
> > ---
> > drivers/gpu/drm/mediatek/Kconfig | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/gpu/drm/mediatek/Kconfig b/drivers/gpu/drm/mediatek/Kconfig
> > index c420f5a3d33b..4d9b5540de68 100644
> > --- a/drivers/gpu/drm/mediatek/Kconfig
> > +++ b/drivers/gpu/drm/mediatek/Kconfig
> > @@ -6,6 +6,7 @@ config DRM_MEDIATEK
> > depends on COMMON_CLK
> > depends on HAVE_ARM_SMCCC
> > depends on OF
> > + depends on COMMON_CLK_MT8173_MMSYS
> > select DRM_GEM_CMA_HELPER
> > select DRM_KMS_HELPER
> > select DRM_MIPI_DSI
> > --
> > 2.17.1
> >
> >
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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