diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4097-drm-amdgpu-define-the-TMZ-bit-for-the-PTE.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4097-drm-amdgpu-define-the-TMZ-bit-for-the-PTE.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4097-drm-amdgpu-define-the-TMZ-bit-for-the-PTE.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4097-drm-amdgpu-define-the-TMZ-bit-for-the-PTE.patch new file mode 100644 index 00000000..12caedf7 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4097-drm-amdgpu-define-the-TMZ-bit-for-the-PTE.patch @@ -0,0 +1,31 @@ +From 5d4989e33978d2d81d25fe69f4e23efe49cefc8e Mon Sep 17 00:00:00 2001 +From: Alex Deucher <alexander.deucher@amd.com> +Date: Wed, 7 Aug 2019 22:31:50 -0500 +Subject: [PATCH 4097/4256] drm/amdgpu: define the TMZ bit for the PTE + +Define the TMZ (encryption) bit in the page table entry (PTE) for +Raven and newer asics. + +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +Reviewed-by: Huang Rui <ray.huang@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 3 +++ + 1 file changed, 3 insertions(+) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +index 4dbbe1b6b413..5cb25c1c54e0 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +@@ -53,6 +53,9 @@ struct amdgpu_bo_list_entry; + #define AMDGPU_PTE_SYSTEM (1ULL << 1) + #define AMDGPU_PTE_SNOOPED (1ULL << 2) + ++/* RV+ */ ++#define AMDGPU_PTE_TMZ (1ULL << 3) ++ + /* VI only */ + #define AMDGPU_PTE_EXECUTABLE (1ULL << 4) + +-- +2.17.1 + |