arm64: dts: msm8996: Mark the GPU's SMMU as an adreno one.

This enables the adreno-specific SMMU path that sets HUPCF so
(user-managed) page faults don't wedge the GPU.

Signed-off-by: Eric Anholt <eric@anholt.net>
Acked-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210326231303.3071950-2-eric@anholt.net
Signed-off-by: Will Deacon <will@kernel.org>

diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
index ce430ba9c1183a7135e0a046eb1769103ed09e38..5d06216c5c1c8a920efb72f13b1d66972638adc1 100644 (file)
--- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
@@ -1136,7 +1136,7 @@
                };
 
                adreno_smmu: iommu@b40000 {
-                       compatible = "qcom,msm8996-smmu-v2", "qcom,smmu-v2";
+                       compatible = "qcom,msm8996-smmu-v2", "qcom,adreno-smmu", "qcom,smmu-v2";
                        reg = <0x00b40000 0x10000>;
 
                        #global-interrupts = <1>;