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| author | Dmitry Osipenko <dmitry.osipenko@collabora.com> | 2023-03-24 02:07:55 +0300 |
|---|---|---|
| committer | Dmitry Osipenko <dmitry.osipenko@collabora.com> | 2023-08-01 01:41:04 +0300 |
| commit | 7cb8d1ab8cbda554341dac8b54fd135dedff4245 (patch) | |
| tree | 70796cde2abee0584f228fa2eea21735bba6b0e7 /include/uapi/drm | |
| parent | 744d35d3436fbeed9131f6ab717aeb3f775b19c4 (diff) | |
| download | linux-7cb8d1ab8cbda554341dac8b54fd135dedff4245.tar.gz linux-7cb8d1ab8cbda554341dac8b54fd135dedff4245.tar.bz2 linux-7cb8d1ab8cbda554341dac8b54fd135dedff4245.zip | |
drm/virtio: Support sync objects
Add sync object DRM UAPI support to VirtIO-GPU driver. Sync objects
support is needed by native context VirtIO-GPU Mesa drivers, it also will
be used by Venus and Virgl contexts.
Reviewed-by; Emil Velikov <emil.velikov@collabora.com>
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Tested-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com> # amdgpu nctx
Tested-by: Rob Clark <robdclark@gmail.com> # freedreno nctx
Reviewed-by: Rob Clark <robdclark@gmail.com>
Acked-by: Gurchetan Singh <gurchetansingh@chromium.org>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230416115237.798604-4-dmitry.osipenko@collabora.com
Diffstat (limited to 'include/uapi/drm')
| -rw-r--r-- | include/uapi/drm/virtgpu_drm.h | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/include/uapi/drm/virtgpu_drm.h b/include/uapi/drm/virtgpu_drm.h index 7b158fcb02b4..b1d0e56565bc 100644 --- a/include/uapi/drm/virtgpu_drm.h +++ b/include/uapi/drm/virtgpu_drm.h @@ -64,6 +64,16 @@ struct drm_virtgpu_map { __u32 pad; }; +#define VIRTGPU_EXECBUF_SYNCOBJ_RESET 0x01 +#define VIRTGPU_EXECBUF_SYNCOBJ_FLAGS ( \ + VIRTGPU_EXECBUF_SYNCOBJ_RESET | \ + 0) +struct drm_virtgpu_execbuffer_syncobj { + __u32 handle; + __u32 flags; + __u64 point; +}; + /* fence_fd is modified on success if VIRTGPU_EXECBUF_FENCE_FD_OUT flag is set. */ struct drm_virtgpu_execbuffer { __u32 flags; @@ -73,7 +83,11 @@ struct drm_virtgpu_execbuffer { __u32 num_bo_handles; __s32 fence_fd; /* in/out fence fd (see VIRTGPU_EXECBUF_FENCE_FD_IN/OUT) */ __u32 ring_idx; /* command ring index (see VIRTGPU_EXECBUF_RING_IDX) */ - __u32 pad; + __u32 syncobj_stride; /* size of @drm_virtgpu_execbuffer_syncobj */ + __u32 num_in_syncobjs; + __u32 num_out_syncobjs; + __u64 in_syncobjs; + __u64 out_syncobjs; }; #define VIRTGPU_PARAM_3D_FEATURES 1 /* do we have 3D features in the hw */ |