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From: Jani Nikula <jani.nikula@linux.intel.com>
To: sedat.dilek@gmail.com, Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: intel-gfx <intel-gfx@lists.freedesktop.org>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [v4.6-10530-g28165ec7a99b] i915: *ERROR* "CPU pipe/PCH transcoder" A FIFO underrun
Date: Wed, 25 May 2016 12:42:44 +0300	[thread overview]
Message-ID: <87wpmibhij.fsf@intel.com> (raw)
In-Reply-To: <CA+icZUWp=w7F_Pb7r4m3zTXeJ5Cx4sbsRgMTw6sSU9LHzSSeCg@mail.gmail.com>

On Wed, 25 May 2016, Sedat Dilek <sedat.dilek@gmail.com> 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
>
> Attached are my linux-config, dmesg-output anx Xorg-log.
>
> Any other informations you need?

For starters, please try the fixes pull I just sent on top [1]. There's
a couple of watermark fixes.

BR,
Jani.



[1] http://mid.gmane.org/87zirebjm7.fsf@intel.com



-- 
Jani Nikula, Intel Open Source Technology Center
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

WARNING: multiple messages have this Message-ID (diff)
From: Jani Nikula <jani.nikula@linux.intel.com>
To: sedat.dilek@gmail.com, Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: intel-gfx <intel-gfx@lists.freedesktop.org>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [Intel-gfx] [v4.6-10530-g28165ec7a99b] i915: *ERROR* "CPU pipe/PCH transcoder" A FIFO underrun
Date: Wed, 25 May 2016 12:42:44 +0300	[thread overview]
Message-ID: <87wpmibhij.fsf@intel.com> (raw)
In-Reply-To: <CA+icZUWp=w7F_Pb7r4m3zTXeJ5Cx4sbsRgMTw6sSU9LHzSSeCg@mail.gmail.com>

On Wed, 25 May 2016, Sedat Dilek <sedat.dilek@gmail.com> 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
>
> Attached are my linux-config, dmesg-output anx Xorg-log.
>
> Any other informations you need?

For starters, please try the fixes pull I just sent on top [1]. There's
a couple of watermark fixes.

BR,
Jani.



[1] http://mid.gmane.org/87zirebjm7.fsf@intel.com



-- 
Jani Nikula, Intel Open Source Technology Center

  reply	other threads:[~2016-05-25  9:42 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-25  7:31 [v4.6-10530-g28165ec7a99b] i915: *ERROR* "CPU pipe/PCH transcoder" A FIFO underrun Sedat Dilek
2016-05-25  9:42 ` Jani Nikula [this message]
2016-05-25  9:42   ` [Intel-gfx] " Jani Nikula
2016-05-26  5:40   ` Sedat Dilek
2016-05-26  5:40     ` [Intel-gfx] " Sedat Dilek
2016-05-27  8:19 ` Chris Bainbridge
2016-05-27  8:19   ` [Intel-gfx] " Chris Bainbridge
2016-05-28  7:57   ` Sedat Dilek
2016-05-28  7:57     ` [Intel-gfx] " Sedat Dilek
2016-05-28 10:04   ` Sedat Dilek
2016-05-28 10:04     ` [Intel-gfx] " Sedat Dilek
2016-05-30 21:07     ` Sedat Dilek
2016-05-30 21:07       ` [Intel-gfx] " Sedat Dilek
  -- strict thread matches above, loose matches on Subject: below --
2017-02-02 19:16 Sedat Dilek

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