Messages in this thread Patch in this message | | | From | Alexandre Courbot <> | Subject | [PATCH 1/4] ARM: tegra: Add IOMMU node to GK20A | Date | Wed, 1 Jul 2015 18:13:45 +0900 |
| |
Nouveau can make use of the IOMMU to make physical appear linear in the GPU address space.
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> --- arch/arm/boot/dts/tegra124.dtsi | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi index 13cc7ca5e031..bffe90236bf8 100644 --- a/arch/arm/boot/dts/tegra124.dtsi +++ b/arch/arm/boot/dts/tegra124.dtsi @@ -188,6 +188,9 @@ clock-names = "gpu", "pwr"; resets = <&tegra_car 184>; reset-names = "gpu"; + + iommus = <&mc TEGRA_SWGROUP_GPU>; + status = "disabled"; }; -- 2.4.4
| |