drm_max_vblank_count  126 drivers/gpu/drm/drm_vblank.c 	WARN_ON_ONCE(drm_max_vblank_count(dev, pipe) != 0);
drm_max_vblank_count  213 drivers/gpu/drm/drm_vblank.c 	u32 max_vblank_count = drm_max_vblank_count(dev, pipe);