DE_PIPEB_FIFO_UNDERRUN 134 drivers/gpu/drm/i915/display/intel_fifo_underrun.c DE_PIPEA_FIFO_UNDERRUN : DE_PIPEB_FIFO_UNDERRUN; DE_PIPEB_FIFO_UNDERRUN 3681 drivers/gpu/drm/i915/i915_irq.c DE_PIPEB_FIFO_UNDERRUN | DE_PIPEA_FIFO_UNDERRUN |