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| author | Mikko Perttunen <mperttunen@nvidia.com> | 2023-01-19 16:38:58 +0300 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2023-01-26 17:43:08 +0300 |
| commit | 361238cdc52523fd7b1f3aa447c0579f42448b00 (patch) | |
| tree | d1b20520376b45cfb4c3b6dd54ca751e8ced85a5 /arch/arm64/boot/dts/nvidia | |
| parent | 320e0a703737a16572be0e7ccb3d3f6a0e8e0c76 (diff) | |
| download | linux-361238cdc52523fd7b1f3aa447c0579f42448b00.tar.xz | |
arm64: tegra: Mark host1x as dma-coherent on Tegra194/234
Ensure appropriate configuration is done to make the host1x device
and context devices DMA coherent by adding the dma-coherent flag.
Fixes: b35f5b53a87b ("arm64: tegra: Add context isolation domains on Tegra234")
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'arch/arm64/boot/dts/nvidia')
| -rw-r--r-- | arch/arm64/boot/dts/nvidia/tegra194.dtsi | 1 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/nvidia/tegra234.dtsi | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi index 6365130a84cf..de98068e22b4 100644 --- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi @@ -1923,6 +1923,7 @@ interconnects = <&mc TEGRA194_MEMORY_CLIENT_HOST1XDMAR &emc>; interconnect-names = "dma-mem"; iommus = <&smmu TEGRA194_SID_HOST1X>; + dma-coherent; /* Context isolation domains */ iommu-map = <0 &smmu TEGRA194_SID_HOST1X_CTX0 1>, diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi index 62f7c59df8c6..8fb6dd8b1664 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi @@ -2151,6 +2151,7 @@ interconnects = <&mc TEGRA234_MEMORY_CLIENT_HOST1XDMAR &emc>; interconnect-names = "dma-mem"; iommus = <&smmu_niso1 TEGRA234_SID_HOST1X>; + dma-coherent; /* Context isolation domains */ iommu-map = <0 &smmu_niso0 TEGRA234_SID_HOST1X_CTX0 1>, |