if (vgdev->has_virgl_3d == false)
return -ENOSYS;
+ if ((exbuf->flags & ~VIRTGPU_EXECBUF_FLAGS))
+ return -EINVAL;
+
+ exbuf->fence_fd = -1;
+
INIT_LIST_HEAD(&validate_list);
if (exbuf->num_bo_handles) {
#define DRM_VIRTGPU_WAIT 0x08
#define DRM_VIRTGPU_GET_CAPS 0x09
+#define VIRTGPU_EXECBUF_FENCE_FD_IN 0x01
+#define VIRTGPU_EXECBUF_FENCE_FD_OUT 0x02
+#define VIRTGPU_EXECBUF_FLAGS (\
+ VIRTGPU_EXECBUF_FENCE_FD_IN |\
+ VIRTGPU_EXECBUF_FENCE_FD_OUT |\
+ 0)
+
struct drm_virtgpu_map {
__u64 offset; /* use for mmap system call */
__u32 handle;
};
struct drm_virtgpu_execbuffer {
- __u32 flags; /* for future use */
+ __u32 flags;
__u32 size;
__u64 command; /* void* */
__u64 bo_handles;
__u32 num_bo_handles;
- __u32 pad;
+ __s32 fence_fd;
};
#define VIRTGPU_PARAM_3D_FEATURES 1 /* do we have 3D features in the hw */
DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_MAP, struct drm_virtgpu_map)
#define DRM_IOCTL_VIRTGPU_EXECBUFFER \
- DRM_IOW(DRM_COMMAND_BASE + DRM_VIRTGPU_EXECBUFFER,\
+ DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_EXECBUFFER,\
struct drm_virtgpu_execbuffer)
#define DRM_IOCTL_VIRTGPU_GETPARAM \