[Intel-gfx] [PATCH] drm/i915: shut up gen8+ SDE irq dmesg noise, again
Chris Wilson
chris at chris-wilson.co.uk
Thu Jan 7 01:23:32 PST 2016
On Thu, Jan 07, 2016 at 10:29:10AM +0200, Jani Nikula wrote:
> We still keep getting
>
> [ 4.249930] [drm:gen8_irq_handler [i915]] *ERROR* The master control interrupt lied (SDE)!
>
> This reverts
>
> commit 820da7ae46332fa709b171eb7ba57cbd023fa6df
> Author: Jani Nikula <jani.nikula at intel.com>
> Date: Wed Nov 25 16:47:23 2015 +0200
>
> Revert "drm/i915: shut up gen8+ SDE irq dmesg noise"
>
> which in itself is a revert, so this is just doing
>
> commit 97e5ed1111dcc5300a0f59a55248cd243937a8ab
> Author: Daniel Vetter <daniel.vetter at ffwll.ch>
> Date: Fri Oct 23 10:56:12 2015 +0200
>
> drm/i915: shut up gen8+ SDE irq dmesg noise
>
> all over again. I'll stop pretending I understand what's going on like I
> did when I thought I'd fixed this for good in
>
> commit 6a39d7c986be4fd18eb019e9cdbf774ec36c9f77
> Author: Jani Nikula <jani.nikula at intel.com>
> Date: Wed Nov 25 16:47:22 2015 +0200
>
> drm/i915: fix the SDE irq dmesg warnings properly
>
> Reported-by: Chris Wilson <chris at chris-wilson.co.uk>
> Reference: http://mid.gmane.org/20151213124945.GA5715@nuc-i3427.alporthouse.com
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=92084
> Cc: drm-intel-fixes at lists.freedesktop.org
> Fixes: 820da7ae4633 ("Revert "drm/i915: shut up gen8+ SDE irq dmesg noise"")
> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
Acked-by: Chris Wilson <chris at chris-wilson.co.uk>
(still not convinced that even a debug error message gives us any
insight over and above mmio tracing)
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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