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<base href="https://bugs.freedesktop.org/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BSW] [IGT Basic] [Regression] igt / pm_backlight / basic-brightness fails"
href="https://bugs.freedesktop.org/show_bug.cgi?id=92707">92707</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BSW] [IGT Basic] [Regression] igt / pm_backlight / basic-brightness fails
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>x86-64 (AMD64)
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>blocker
</td>
</tr>
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>christophe.prigent@intel.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=119250" name="attach_119250" title="kern.log.bz2">attachment 119250</a> <a href="attachment.cgi?id=119250&action=edit" title="kern.log.bz2">[details]</a></span>
kern.log.bz2
Hardware BSW-M:
Motherboard: Braswell CRB
cpu model name : Intel(R) Celeron(R) CPU N3060 @ 1.60GHz
cpu model : 76
cpu family : 6
Graphic card: Device 22b1 (rev 31)
Software:
Kernel: drm-intel-nightly 4.3.0-rc5 11bf7cfa1ba766d1e4060e41d6ece3beccfa2cf4
from git://anongit.freedesktop.org/drm-intel
commit 11bf7cfa1ba766d1e4060e41d6ece3beccfa2cf4
Author: Matt Roper <<a href="mailto:matthew.d.roper@intel.com">matthew.d.roper@intel.com</a>>
Date: Mon Oct 19 13:42:16 2015 -0700
drm-intel-nightly: 2015y-10m-19d-20h-41m-28s UTC integration manifest
Ubuntu 14.04.1 LTS
Bios: BRAS.X64.B084.R00.1508310642
Libdrm: 2.4.65
Steps:
-------
Execute command:
./pm_backlight --run-subtest basic-brightness
Actual result:
---------------
Test result is fail
Expected result:
----------------
Test is Pass
>From results.json:
-------------------
"igt@pm_backlight@basic-brightness": {
"returncode": 99,
"result": "fail",
"subtests": {
"__type__": "Subtests"
},
"out": "IGT-Version: 1.12-NOT-GIT (x86_64) (Linux:
4.3.0-rc5-drm-intel-nightly+ x86_64)\nStack trace:\n #0
[__igt_fail_assert+0xf1]\n #1 [test_and_verify+0x9a]\n #2
[__real_main148+0xa9]\n #3 [main+0x29]\n #4 [__libc_start_main+0xf5]\n #5
[_start+0x29]\n #6 [<unknown>+0x29]\nSubtest basic-brightness: FAIL
(0.015s)\n",
"dmesg": "",
"exception": null,
"err": "Test assertion failure function test_and_verify, file
pm_backlight.c:105:\nFailed assertion: result <= val + val * TOLERANCE / 100 &&
result >= val - val * TOLERANCE / 100\nSubtest basic-brightness failed.\n****
DEBUG ****\nTest assertion failure function test_and_verify, file
pm_backlight.c:105:\nFailed assertion: result <= val + val * TOLERANCE / 100 &&
result >= val - val * TOLERANCE / 100\n**** END ****\n",
"__type__": "TestResult",
"environment": "PIGLIT_SOURCE_DIR=\"/usr/local/src/piglit\"
PIGLIT_PLATFORM=\"mixed_glx_egl\"",
"command": "/usr/local/src/intel-gpu-tools/tests/pm_backlight
--run-subtest basic-brightness",
"time": {
"start": 1444708191.742918,
"end": 1444708191.807447,
"__type__": "TimeAttribute"
}
},
Regression:
-----------
Test was Pass with:
kernel 4.3.0-rc4-drm-intel-nightly+ c38f2c24fb6484fc6900efa6f8d968e8ee964e9c
from git://anongit.freedesktop.org/drm-intel
commit c38f2c24fb6484fc6900efa6f8d968e8ee964e9c
Author: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
Date: Fri Oct 9 14:50:43 2015 +0200
drm-intel-nightly: 2015y-10m-09d-12h-49m-56s UTC integration manifest
Libdrm - 2.4.65 from <a href="http://cgit.freedesktop.org/mesa/drm/">http://cgit.freedesktop.org/mesa/drm/</a></pre>
</div>
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