Re: [Freedreno] [PATCH v7 6/6] arm6: dts: qcom: sm845: Set the compatible string for the GPU SMMU
From: Rob Clark <hidden>
Date: 2020-06-04 21:26:59
Also in:
linux-arm-msm, lkml
On Thu, Jun 4, 2020 at 1:57 PM Jordan Crouse [off-list ref] wrote:
quoted hunk ↗ jump to hunk
Set the qcom,adreno-smmu compatible string for the GPU SMMU to enable split pagetables. Signed-off-by: Jordan Crouse <redacted> --- arch/arm64/boot/dts/qcom/sdm845.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi index 8eb5a31346d2..8b15cd74e9ba 100644 --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi@@ -3556,7 +3556,7 @@ }; adreno_smmu: iommu@5040000 { - compatible = "qcom,sdm845-smmu-v2", "qcom,smmu-v2"; + compatible = "qcom,adreno-smmu", "qcom,smmu-v2";
Should this be something like: compatible = "qcom,adreno-smmu", "qcom,sdm845-smmu-v2", "qcom,smmu-v2"; so that new dtb still works with old kernel? BR, -R
reg = <0 0x5040000 0 0x10000>;
#iommu-cells = <1>;
#global-interrupts = <2>;
--
2.17.1
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