diff options
Diffstat (limited to 'drivers/gpu/drm/sun4i/sun4i_backend.c')
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun4i_backend.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c index 67b4bb4f5365..c3444246755b 100644 --- a/drivers/gpu/drm/sun4i/sun4i_backend.c +++ b/drivers/gpu/drm/sun4i/sun4i_backend.c @@ -426,6 +426,11 @@ static bool sun4i_backend_plane_uses_frontend(struct drm_plane_state *state) if (IS_ERR(backend->frontend)) return false; + /* + * TODO: The backend alone allows 2x and 4x integer scaling, including + * support for an alpha component (which the frontend doesn't support). + * Use the backend directly instead of the frontend in this case. + */ return sun4i_backend_plane_uses_scaler(state); } |