SDE_ERROR_CPT     240 drivers/gpu/drm/i915/display/intel_fifo_underrun.c 		ibx_enable_display_interrupt(dev_priv, SDE_ERROR_CPT);
SDE_ERROR_CPT     242 drivers/gpu/drm/i915/display/intel_fifo_underrun.c 		ibx_disable_display_interrupt(dev_priv, SDE_ERROR_CPT);
SDE_ERROR_CPT    2255 drivers/gpu/drm/i915/i915_irq.c 	if (pch_iir & SDE_ERROR_CPT)