diff options
| author | Xilin Wu <sophon@radxa.com> | 2025-04-16 13:54:18 +0300 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2025-05-19 23:33:50 +0300 |
| commit | 2a49326081e1e5f08e0e6d65a1632652ee11a319 (patch) | |
| tree | c9bbcbb3e490c95254b2a2524cbe66aa99a31dcd | |
| parent | d838ac6903eede0c2840bebd8788afa95a5aa0fb (diff) | |
| download | linux-2a49326081e1e5f08e0e6d65a1632652ee11a319.tar.xz | |
arm64: dts: qcom: sc7280: Mark FastRPC context banks as dma-coherent
The FastRPC context banks are DMA-coherent on sc7280 platform. Mark them
as such.
This allows LLM inferencing on the CDSP using Qualcomm AI Engine Direct
SDK on the qcs6490 platform.
Signed-off-by: Xilin Wu <sophon@radxa.com>
Link: https://lore.kernel.org/r/20250416-sc7280-fastrpc-dma-v1-1-60ca91116b1e@radxa.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
| -rw-r--r-- | arch/arm64/boot/dts/qcom/sc7280.dtsi | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi index ac59dd41a495..b1cc3bc1aec8 100644 --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi @@ -3906,18 +3906,21 @@ compatible = "qcom,fastrpc-compute-cb"; reg = <3>; iommus = <&apps_smmu 0x1803 0x0>; + dma-coherent; }; compute-cb@4 { compatible = "qcom,fastrpc-compute-cb"; reg = <4>; iommus = <&apps_smmu 0x1804 0x0>; + dma-coherent; }; compute-cb@5 { compatible = "qcom,fastrpc-compute-cb"; reg = <5>; iommus = <&apps_smmu 0x1805 0x0>; + dma-coherent; }; }; }; @@ -4145,6 +4148,7 @@ reg = <1>; iommus = <&apps_smmu 0x11a1 0x0420>, <&apps_smmu 0x1181 0x0420>; + dma-coherent; }; compute-cb@2 { @@ -4152,6 +4156,7 @@ reg = <2>; iommus = <&apps_smmu 0x11a2 0x0420>, <&apps_smmu 0x1182 0x0420>; + dma-coherent; }; compute-cb@3 { @@ -4159,6 +4164,7 @@ reg = <3>; iommus = <&apps_smmu 0x11a3 0x0420>, <&apps_smmu 0x1183 0x0420>; + dma-coherent; }; compute-cb@4 { @@ -4166,6 +4172,7 @@ reg = <4>; iommus = <&apps_smmu 0x11a4 0x0420>, <&apps_smmu 0x1184 0x0420>; + dma-coherent; }; compute-cb@5 { @@ -4173,6 +4180,7 @@ reg = <5>; iommus = <&apps_smmu 0x11a5 0x0420>, <&apps_smmu 0x1185 0x0420>; + dma-coherent; }; compute-cb@6 { @@ -4180,6 +4188,7 @@ reg = <6>; iommus = <&apps_smmu 0x11a6 0x0420>, <&apps_smmu 0x1186 0x0420>; + dma-coherent; }; compute-cb@7 { @@ -4187,6 +4196,7 @@ reg = <7>; iommus = <&apps_smmu 0x11a7 0x0420>, <&apps_smmu 0x1187 0x0420>; + dma-coherent; }; compute-cb@8 { @@ -4194,6 +4204,7 @@ reg = <8>; iommus = <&apps_smmu 0x11a8 0x0420>, <&apps_smmu 0x1188 0x0420>; + dma-coherent; }; /* note: secure cb9 in downstream */ @@ -4203,6 +4214,7 @@ reg = <11>; iommus = <&apps_smmu 0x11ab 0x0420>, <&apps_smmu 0x118b 0x0420>; + dma-coherent; }; compute-cb@12 { @@ -4210,6 +4222,7 @@ reg = <12>; iommus = <&apps_smmu 0x11ac 0x0420>, <&apps_smmu 0x118c 0x0420>; + dma-coherent; }; compute-cb@13 { @@ -4217,6 +4230,7 @@ reg = <13>; iommus = <&apps_smmu 0x11ad 0x0420>, <&apps_smmu 0x118d 0x0420>; + dma-coherent; }; compute-cb@14 { @@ -4224,6 +4238,7 @@ reg = <14>; iommus = <&apps_smmu 0x11ae 0x0420>, <&apps_smmu 0x118e 0x0420>; + dma-coherent; }; }; }; |