Re: [PATCH v16 20/20] arm: dts: qcom: sc7180: Set the compatible string for the GPU SMMU

From: Bjorn Andersson
Date: Fri Sep 04 2020 - 12:07:24 EST


On Tue 01 Sep 11:46 CDT 2020, Rob Clark wrote:

> From: Rob Clark <robdclark@xxxxxxxxxxxx>
>
> Set the qcom,adreno-smmu compatible string for the GPU SMMU to enable
> split pagetables and per-instance pagetables for drm/msm.
>

Reviewed-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>

> Signed-off-by: Rob Clark <robdclark@xxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/sc7180.dtsi | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> index d46b3833e52f..f3bef1cad889 100644
> --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> @@ -1937,7 +1937,7 @@ opp-180000000 {
> };
>
> adreno_smmu: iommu@5040000 {
> - compatible = "qcom,sc7180-smmu-v2", "qcom,smmu-v2";
> + compatible = "qcom,sc7180-smmu-v2", "qcom,adreno-smmu", "qcom,smmu-v2";
> reg = <0 0x05040000 0 0x10000>;
> #iommu-cells = <1>;
> #global-interrupts = <2>;
> --
> 2.26.2
>