[Buildroot] [PATCH v2 2/4] configs/imx6-sabresd_qt5: Select the KMSRO gallium driver

Erico Nunes nunes.erico at gmail.com
Fri Oct 11 13:15:16 UTC 2019


On Fri, Oct 11, 2019 at 4:37 AM Fabio Estevam <festevam at gmail.com> wrote:
>
> Hi Thomas,
>
> > Fabio Estevam <festevam at gmail.com> wrote:
> >
> > > +BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_KMSRO=y
> >
> > I don't think this is the correct fix. mesa3d itself should be fixed to
> > not require explicitly enabling this option. If
> > BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_ETNAVIV=y is enabled, then you want
> > the etnaviv driver, it should be there.
>
> Yes, it seems we currently have a bug in mesa, which does not install
> imx-drm_dri.so without BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_KMSRO being
> selected.
I think it is a valid choice to not have it. For example, you might be
interested in only having the GPU for offscreen rendering. So if you
do want the drm driver to bridge to the display, I think you should
just enable kmsro.

Erico


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