drm_rect_rotate_inv
drm_rect_rotate_inv(src, fb->width << 16, fb->height << 16, rotation);
EXPORT_SYMBOL(drm_rect_rotate_inv);
drm_rect_rotate_inv(src, fb->width << 16, fb->height << 16, rotation);
void drm_rect_rotate_inv(struct drm_rect *r,