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Date:      Wed, 29 May 2013 23:07:55 +0400
From:      Andrey Fesenko <f0andrey@gmail.com>
To:        freebsd-x11@freebsd.org
Subject:   [intel New Xorg] after update 7.7 "Detected a hung GPU, disabling acceleration"
Message-ID:  <CA%2BK5SrPJRp8xt4f_Fi%2BsZtQPk7vwSgegYJbhwBnnZk9SoG43Tg@mail.gmail.com>

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Xorg.0.log
...
[ 42519.201] (EE) intel(0): Detected a hung GPU, disabling acceleration.
[ 42519.201] (EE) intel(0): When reporting this, please include
i915_error_state from debugfs and the full dmesg.
[ 42519.205] [mi] Increasing EQ size to 512 to prevent dropped events.
[ 49831.444] (II) UnloadModule: "mouse"
[ 49831.444] (II) UnloadModule: "kbd"
[ 49831.758] (WW) intel(0): drmDropMaster failed: Unknown error: -22

hw.dri.0.info.i915_error_state http://paste2.org/mh62fmY8

log/messages
...
May 29 20:43:59 x220 kernel: __gen6_gt_wait_for_fifo loop
May 29 20:43:59 x220 last message repeated 3 times
May 29 20:43:59 x220 kernel: MMIO read or write has been dropped 3
May 29 20:43:59 x220 kernel: MMIO read or write has been dropped 2
May 29 20:43:59 x220 kernel: MMIO read or write has been dropped 3
May 29 20:44:03 x220 last message repeated 299 times
May 29 20:44:03 x220 kernel: error: [drm:pid12:i915_hangcheck_elapsed]
*ERROR* Hangcheck timer elapsed... GPU hung
May 29 20:44:03 x220 kernel: info: [drm] capturing error event; look
for more information in sysctl hw.dri.0.info.i9
15_error_state
May 29 20:44:03 x220 kernel: MMIO read or write has been dropped 3

dmesg.boot after reboot http://paste2.org/se5JFxEp

after error mplayer2 not show video, play only sound

% uname -a
FreeBSD x220.local 10.0-CURRENT FreeBSD 10.0-CURRENT #0 r249991: Sun
Apr 28 01:47:26 MSK 2013
andrey@x220.local:/usr/obj/usr/src/sys/W_BOOK  amd64
% pkg info | grep xorg-ser
xorg-server-1.12.4,1           X.Org X server and related programs
% pkg info | grep dri
dri-8.0.5_3,2                  OpenGL hardware acceleration drivers for the DRI
dri2proto-2.8                  DRI2 prototype headers
% pkg info | grep drm
libdrm-2.4.44                  Userspace interface to kernel Direct
Rendering Module services



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