lkml.org 
[lkml]   [2016]   [Mar]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [lkp] [drm/i915] 396e33ae20: [drm:intel_set_cpu_fifo_underrun_reporting [i915]] *ERROR* uncleared fifo underrun on pipe B
From
Date
Op 17-03-16 om 11:49 schreef William Dauchy:
> On Mon, Jan 11, 2016 at 2:35 AM, kernel test robot
> <ying.huang@linux.intel.com> wrote:
>> FYI, we noticed the below changes on
>>
>> git://anongit.freedesktop.org/drm-intel drm-intel-next-queued
>> commit 396e33ae204f52abebec9e578f44c749305500f4 ("drm/i915: Add two-stage ILK-style watermark programming (v10)")
>>
>>
>> +--------------------------------------------------+------------+------------+
>> | | 2dfb0b816d | 396e33ae20 |
>> +--------------------------------------------------+------------+------------+
>> | boot_successes | 8 | 19 |
>> | boot_failures | 0 | 4 |
>> | drm:intel_set_cpu_fifo_underrun_reporting[i915]] | 0 | 4 |
>> | drm:intel_cpu_fifo_underrun_irq_handler[i915]] | 0 | 4 |
>> | drm:intel_set_pch_fifo_underrun_reporting[i915]] | 0 | 4 |
>> | drm:intel_pch_fifo_underrun_irq_handler[i915]] | 0 | 4 |
>> +--------------------------------------------------+------------+------------+
>>
>>
>>
>> [ 36.077826] NFS: Registering the id_resolver key type
>> [ 36.078178] Key type id_resolver registered
>> [ 36.078444] Key type id_legacy registered
>> [ 60.884026] [drm:intel_set_cpu_fifo_underrun_reporting [i915]] *ERROR* uncleared fifo underrun on pipe B
>> [ 60.884659] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun
>> [ 60.885221] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder B
>> [ 60.885887] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH transcoder B FIFO underrun
>> [ 61.180651] random: nonblocking pool is initialized
>> [ 81.430503] [drm:intel_set_cpu_fifo_underrun_reporting [i915]] *ERROR* uncleared fifo underrun on pipe C
>> [ 81.431193] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe C FIFO underrun
>> [ 81.431782] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder C
>> [ 81.432474] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH transcoder C FIFO underrun
>>
>>
>> To reproduce:
>>
>> git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git
>> cd lkp-tests
>> bin/lkp install job.yaml # job file is attached in this email
>> bin/lkp run job.yaml
> I am still triggering these errors on v4.4.6
> Does anybody knows if there is a fix in queue? What can I do to help
> debug this issue?
>
Does it happen with latest -nightly?

~Maarten

\
 
 \ /
  Last update: 2016-03-17 13:01    [W:0.048 / U:1.136 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site