[PATCH v2] drm/virtio: Add capset definitions
Aaron Ruby
aruby at qnx.com
Thu Mar 27 15:25:49 UTC 2025
Since the context-type additions to the virtio-gpu spec, these have been
defined locally in guest user-space, and virtio-gpu backend library code.
Now, these capsets have been stabilized, and should be defined in
a common space, in both the virtio_gpu header, and alongside the virtgpu_drm
interface that they apply to.
Signed-off-by: Aaron Ruby <aruby at qnx.com>
---
include/uapi/drm/virtgpu_drm.h | 6 ++++++
include/uapi/linux/virtio_gpu.h | 3 ++-
2 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/include/uapi/drm/virtgpu_drm.h b/include/uapi/drm/virtgpu_drm.h
index c2ce71987e9b..9debb320c34b 100644
--- a/include/uapi/drm/virtgpu_drm.h
+++ b/include/uapi/drm/virtgpu_drm.h
@@ -163,6 +163,12 @@ struct drm_virtgpu_3d_wait {
__u32 flags;
};
+#define VIRTGPU_DRM_CAPSET_VIRGL 1
+#define VIRTGPU_DRM_CAPSET_VIRGL2 2
+#define VIRTGPU_DRM_CAPSET_GFXSTREAM_VULKAN 3
+#define VIRTGPU_DRM_CAPSET_VENUS 4
+#define VIRTGPU_DRM_CAPSET_CROSS_DOMAIN 5
+#define VIRTGPU_DRM_CAPSET_DRM 6
struct drm_virtgpu_get_caps {
__u32 cap_set_id;
__u32 cap_set_ver;
diff --git a/include/uapi/linux/virtio_gpu.h b/include/uapi/linux/virtio_gpu.h
index bf2c9cabd207..be109777d10d 100644
--- a/include/uapi/linux/virtio_gpu.h
+++ b/include/uapi/linux/virtio_gpu.h
@@ -309,8 +309,9 @@ struct virtio_gpu_cmd_submit {
#define VIRTIO_GPU_CAPSET_VIRGL 1
#define VIRTIO_GPU_CAPSET_VIRGL2 2
-/* 3 is reserved for gfxstream */
+#define VIRTIO_GPU_CAPSET_GFXSTREAM_VULKAN 3
#define VIRTIO_GPU_CAPSET_VENUS 4
+#define VIRTIO_GPU_CAPSET_CROSS_DOMAIN 5
#define VIRTIO_GPU_CAPSET_DRM 6
/* VIRTIO_GPU_CMD_GET_CAPSET_INFO */
--
2.25.1
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