Fifo underrun. I recently started seeing screen flicker, I generally keep up-to-date when it c...

Fifo underrun. I recently started seeing screen flicker, I generally keep up-to-date when it comes to updating my system so it is not clear when the flickering started to occur. If the DMA stops working for some reason (for We would like to show you a description here but the site won’t allow us. 1w次，点赞8次，收藏72次。本文介绍了音频播放过程中出现Xrun（爆破声）的原因及其解决方案。主要包括LinuxCFS调度器的影响、SCHED_FIFO线程调度冲突、优先级反 Hinweis: In dem Thema Fifo underrun Fehler gibt es 14 Antworten auf 2 Seiten. Data underrun depends upon the timing between the moments when data to transmit are written to the data register by slave It said "fo_underrun_irq_handeler Error cpu pipe b fifo underrun" this is well above my paygrade i don't know where to start. true Random screen black glitches after 22. Topics in this forum are automatically closed 6 months after creation. FIFO is a fundamental memory structure When the FIFO runs out of transmit data, it will no longer send data to the transmitter and the transmitter will then report a underrun condition. I While I know that the issue may be related to i915 driver this might still help to find bugs. DMA2D configuration seems to be fine and we are using external SDRAM in this case. This causes a FIFO underrun.