The SMMUs on sc7280 are cache-coherent. APPS_SMMU is marked as such, mark the GPU one as well. Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx> --- arch/arm64/boot/dts/qcom/sc7280.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi index 0d96d1454c49..edaca6c2cf8c 100644 --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi @@ -2783,6 +2783,7 @@ adreno_smmu: iommu@3da0000 { "gpu_cc_hub_aon_clk"; power-domains = <&gpucc GPU_CC_CX_GDSC>; + dma-coherent; }; remoteproc_mpss: remoteproc@4080000 { -- 2.42.0