[3.327871][drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder A
[3.327185][drm:intel_pch_fifo_underrun_irq_hander [i915]] *ERROR* PCH transcoder A FIFO underrun
原文：http://www.cnblogs.com/fedorayang/p/5147113.html