intel_fbc_deactivate
intel_fbc_deactivate(dev_priv, "FIFO underrun");
intel_fbc_deactivate(dev_priv, reason);
intel_fbc_deactivate(dev_priv, "disabled at runtime per module param");
intel_fbc_deactivate(dev_priv, "FBC enabled (active or scheduled)");
intel_fbc_deactivate(dev_priv, "frontbuffer write");
intel_fbc_deactivate(dev_priv, "frontbuffer write");