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Commit eae8786a authored by Tharun Kumar Merugu's avatar Tharun Kumar Merugu
Browse files

msm: ADSPRPC: Enable IO coherency for fastrpc device for sdm845 



Enable IO coherency for FastRPC device to avoid cache maintenance 
in software for remote calls. It helps to improve the performance 
by reducing the CPU latency overhead.

Change-Id: Ibdc5a21705000ce2df43b613160c50a28054049c
Acked-by: default avatarViswanatham Paduchuri <vpaduchu@qti.qualcomm.com>
Signed-off-by: default avatarTharun Kumar Merugu <mtharu@codeaurora.org>
parent 780c4f61

arch/arm64/boot/dts/qcom/sdm845.dtsi

+12 −0
Original line number Diff line number Diff line
@@ -1965,63 +1965,75 @@ 
			compatible = "qcom,msm-fastrpc-compute-cb";

			label = "cdsprpc-smd";

			iommus = <&apps_smmu 0x1401 0x30>;

			dma-coherent;

		};

		qcom,msm_fastrpc_compute_cb2 {

			compatible = "qcom,msm-fastrpc-compute-cb";

			label = "cdsprpc-smd";

			iommus = <&apps_smmu 0x1402 0x30>;

			dma-coherent;

		};

		qcom,msm_fastrpc_compute_cb3 {

			compatible = "qcom,msm-fastrpc-compute-cb";

			label = "cdsprpc-smd";

			iommus = <&apps_smmu 0x1403 0x30>;

			dma-coherent;

		};

		qcom,msm_fastrpc_compute_cb4 {

			compatible = "qcom,msm-fastrpc-compute-cb";

			label = "cdsprpc-smd";

			iommus = <&apps_smmu 0x1404 0x30>;

			dma-coherent;

		};

		qcom,msm_fastrpc_compute_cb5 {

			compatible = "qcom,msm-fastrpc-compute-cb";

			label = "cdsprpc-smd";

			iommus = <&apps_smmu 0x1405 0x30>;

			dma-coherent;

		};

		qcom,msm_fastrpc_compute_cb6 {

			compatible = "qcom,msm-fastrpc-compute-cb";

			label = "cdsprpc-smd";

			iommus = <&apps_smmu 0x1406 0x30>;

			dma-coherent;

		};

		qcom,msm_fastrpc_compute_cb7 {

			compatible = "qcom,msm-fastrpc-compute-cb";

			label = "cdsprpc-smd";

			iommus = <&apps_smmu 0x1407 0x30>;

			dma-coherent;

		};

		qcom,msm_fastrpc_compute_cb8 {

			compatible = "qcom,msm-fastrpc-compute-cb";

			label = "cdsprpc-smd";

			iommus = <&apps_smmu 0x1408 0x30>;

			dma-coherent;

		};

		qcom,msm_fastrpc_compute_cb9 {

			compatible = "qcom,msm-fastrpc-compute-cb";

			label = "cdsprpc-smd";

			qcom,secure-context-bank;

			iommus = <&apps_smmu 0x1409 0x30>;

			dma-coherent;

		};

		qcom,msm_fastrpc_compute_cb10 {

			compatible = "qcom,msm-fastrpc-compute-cb";

			label = "cdsprpc-smd";

			qcom,secure-context-bank;

			iommus = <&apps_smmu 0x140A 0x30>;

			dma-coherent;

		};

		qcom,msm_fastrpc_compute_cb11 {

			compatible = "qcom,msm-fastrpc-compute-cb";

			label = "adsprpc-smd";

			iommus = <&apps_smmu 0x1823 0x0>;

			dma-coherent;

		};

		qcom,msm_fastrpc_compute_cb12 {

			compatible = "qcom,msm-fastrpc-compute-cb";

			label = "adsprpc-smd";

			iommus = <&apps_smmu 0x1824 0x0>;

			dma-coherent;

		};

	};