ovly827e_new
{ GT214_DISP_OVERLAY_CHANNEL_DMA, 0, ovly827e_new },
{ GT200_DISP_OVERLAY_CHANNEL_DMA, 0, ovly827e_new },
{ G82_DISP_OVERLAY_CHANNEL_DMA, 0, ovly827e_new },
int ovly827e_new(struct nouveau_drm *, int, s32, struct nv50_wndw **);