On 16/09/2020 01:51, Robin Murphy wrote: > According to a downstream commit I found in the Khadas vendor kernel, > the GPU on G12b is wired up for ACE-lite, so (now that Panfrost knows > how to handle this properly) we should describe it as such. Otherwise > the mismatch leads to all manner of fun with mismatched attributes and > inadvertently snooping stale data from caches, which would account for > at least some of the brokenness observed on this platform. > > Signed-off-by: Robin Murphy <[email protected]> > --- > arch/arm64/boot/dts/amlogic/meson-g12b.dtsi | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b.dtsi > b/arch/arm64/boot/dts/amlogic/meson-g12b.dtsi > index 9b8548e5f6e5..ee8fcae9f9f0 100644 > --- a/arch/arm64/boot/dts/amlogic/meson-g12b.dtsi > +++ b/arch/arm64/boot/dts/amlogic/meson-g12b.dtsi > @@ -135,3 +135,7 @@ map1 { > }; > }; > }; > + > +&mali { > + dma-coherent; > +}; >
Reviewed-by: Neil Armstrong <[email protected]> _______________________________________________ dri-devel mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/dri-devel
