Re: [Intel-gfx] [v4.6-10530-g28165ec7a99b] i915: *ERROR* "CPU pipe/PCH transcoder" A FIFO underrun

From: Sedat Dilek
Date: Thu Feb 02 2017 - 14:16:11 EST


On Fri, May 27, 2016 at 10:19 AM, Chris Bainbridge
<chris.bainbridge@xxxxxxxxx> wrote:
> On 25 May 2016 at 08:31, Sedat Dilek <sedat.dilek@xxxxxxxxx> wrote:
>> Hi Daniel,
>>
>> with latest Linus Git I see this with my Intel SandyBridge GPU...
>>
>> [ 17.629014] [drm:intel_cpu_fifo_underrun_irq_handler [i915]]
>> *ERROR* CPU pipe A FIFO underrun
>> [ 17.630652] [drm:intel_set_pch_fifo_underrun_reporting [i915]]
>> *ERROR* uncleared pch fifo underrun on pch transcoder A
>> [ 17.630685] [drm:intel_pch_fifo_underrun_irq_handler [i915]]
>> *ERROR* PCH transcoder A FIFO underrun
>
> Guessing this is https://bugs.freedesktop.org/show_bug.cgi?id=95736

Hi Matt, Hi Daniel,

can you look at fdo #95736, please?

I still see this on all my Linux-kernels up to Linus upstream of today.

Thanks.

Regards,
- Sedat -