From: Jon Hunter <jonathanh@nvidia.com>
Date: Mon, 25 Oct 2021 11:08:42 +0000 (+0100)
Subject: arm64: tegra: Add dma-coherent for Tegra194 VIC
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=a52280c844c0549b16418dc7e70bdf46a66072eb;p=linux.git

arm64: tegra: Add dma-coherent for Tegra194 VIC

DMA operations for the Tegra194 Video Image Compositor (VIC) are
coherent and so populate the 'dma-coherent' property.

Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
---

diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
index abea546cb0722..aeb79660c58e0 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
@@ -1811,6 +1811,7 @@
 						<&mc TEGRA194_MEMORY_CLIENT_VICSWR &emc>;
 				interconnect-names = "dma-mem", "write";
 				iommus = <&smmu TEGRA194_SID_VIC>;
+				dma-coherent;
 			};
 
 			nvjpg@15380000 {