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arm64: tegra: Mark host1x as dma-coherent on Tegra194/234

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Ensure appropriate configuration is done to make the host1x device
and context devices DMA coherent by adding the dma-coherent flag.

Fixes: b35f5b53a8 ("arm64: tegra: Add context isolation domains on Tegra234")
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Mikko Perttunen
2023-01-19 15:38:58 +02:00
committed by Thierry Reding
parent 320e0a7037
commit 361238cdc5
2 changed files with 2 additions and 0 deletions
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1
arch/arm64/boot/dts/nvidia/tegra194.dtsi
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@@ -1923,6 +1923,7 @@ host1x@13e00000 {
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>,

1
arch/arm64/boot/dts/nvidia/tegra234.dtsi
View File

@@ -2151,6 +2151,7 @@ host1x@13e00000 {
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>,