On Sun, Oct 20, 2024 at 4:08 PM Dmitry Osipenko <dmitry.osipenko@xxxxxxxxxxxxx> wrote: > > From: Dongwon Kim <dongwon.kim@xxxxxxxxx> > > Use drm_gem_plane_helper_prepare_fb() helper for explicit framebuffer > synchronization. We need to wait for explicit fences in a case of > Venus and native contexts when guest user space uses explicit fencing. > > Signed-off-by: Dongwon Kim <dongwon.kim@xxxxxxxxx> > [dmitry.osipenko@xxxxxxxxxxxxx>: Edit commit message] > Signed-off-by: Dmitry Osipenko <dmitry.osipenko@xxxxxxxxxxxxx> Reviewed-by: Rob Clark <robdclark@xxxxxxxxx> > --- > drivers/gpu/drm/virtio/virtgpu_plane.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/gpu/drm/virtio/virtgpu_plane.c b/drivers/gpu/drm/virtio/virtgpu_plane.c > index a72a2dbda031..ab7232921cb7 100644 > --- a/drivers/gpu/drm/virtio/virtgpu_plane.c > +++ b/drivers/gpu/drm/virtio/virtgpu_plane.c > @@ -26,6 +26,7 @@ > #include <drm/drm_atomic_helper.h> > #include <drm/drm_damage_helper.h> > #include <drm/drm_fourcc.h> > +#include <drm/drm_gem_atomic_helper.h> > > #include "virtgpu_drv.h" > > @@ -254,6 +255,9 @@ static int virtio_gpu_plane_prepare_fb(struct drm_plane *plane, > > vgfb = to_virtio_gpu_framebuffer(new_state->fb); > bo = gem_to_virtio_gpu_obj(vgfb->base.obj[0]); > + > + drm_gem_plane_helper_prepare_fb(plane, new_state); > + > if (!bo || (plane->type == DRM_PLANE_TYPE_PRIMARY && !bo->guest_blob)) > return 0; > > -- > 2.47.0 >