diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4094-drm-amdgpu-add-UAPI-to-create-secure-commands-v3.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4094-drm-amdgpu-add-UAPI-to-create-secure-commands-v3.patch | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4094-drm-amdgpu-add-UAPI-to-create-secure-commands-v3.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4094-drm-amdgpu-add-UAPI-to-create-secure-commands-v3.patch new file mode 100644 index 00000000..5a5eb56a --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4094-drm-amdgpu-add-UAPI-to-create-secure-commands-v3.patch @@ -0,0 +1,48 @@ +From 20c539209cd600898d75e8016b1360bbf1091fb1 Mon Sep 17 00:00:00 2001 +From: Luben Tuikov <luben.tuikov@amd.com> +Date: Mon, 23 Sep 2019 19:02:41 -0400 +Subject: [PATCH 4094/4256] drm/amdgpu: add UAPI to create secure commands (v3) + +Add a flag to the command submission IOCTL +structure which when present indicates that this +command submission should be treated as +secure. The kernel driver uses this flag to +determine whether the engine should be +transitioned to secure or unsecure, or the work +can be submitted to a secure queue depending on +the IP. + +v3: the flag is now at command submission IOCTL + +Signed-off-by: Luben Tuikov <luben.tuikov@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +--- + include/uapi/drm/amdgpu_drm.h | 5 ++++- + 1 file changed, 4 insertions(+), 1 deletion(-) + +diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h +index 43a87fc23865..8b3694310e44 100644 +--- a/include/uapi/drm/amdgpu_drm.h ++++ b/include/uapi/drm/amdgpu_drm.h +@@ -219,6 +219,9 @@ union drm_amdgpu_bo_list { + #define AMDGPU_CTX_OP_QUERY_STATE 3 + #define AMDGPU_CTX_OP_QUERY_STATE2 4 + ++/* Flag the command submission as secure */ ++#define AMDGPU_CS_FLAGS_SECURE (1 << 0) ++ + /* GPU reset status */ + #define AMDGPU_CTX_NO_RESET 0 + /* this the context caused it */ +@@ -613,7 +616,7 @@ struct drm_amdgpu_cs_in { + /** Handle of resource list associated with CS */ + __u32 bo_list_handle; + __u32 num_chunks; +- __u32 _pad; ++ __u32 flags; + /** this points to __u64 * which point to cs chunks */ + __u64 chunks; + }; +-- +2.17.1 + |