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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 - [APL] testdisplay returns fail and error when testing MIPI color depth"
href="https://bugs.freedesktop.org/show_bug.cgi?id=93978">93978</a>
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<th>Summary</th>
<td>[APL] testdisplay returns fail and error when testing MIPI color depth
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
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<th>Hardware</th>
<td>x86-64 (AMD64)
</td>
</tr>
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<th>OS</th>
<td>Linux (All)
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
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<th>Priority</th>
<td>medium
</td>
</tr>
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<th>Component</th>
<td>DRM/Intel
</td>
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<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>
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<pre>Created <span class=""><a href="attachment.cgi?id=121483" name="attach_121483" title="dmesg">attachment 121483</a> <a href="attachment.cgi?id=121483&action=edit" title="dmesg">[details]</a></span>
dmesg
BXT-P : APL RVP 1A FAB1
BXT SOC : A0
Processor : Intel (R) Genuinen processor
CPU QDF QKG2
Software
BIOS : APLK_IFWI_X64_R_2016_02_4_00 (119.10)
KSC : 1.06
Kernel 4.4.0 from <a href="https://github.com/mkahola/drm-intel-mika">https://github.com/mkahola/drm-intel-mika</a>
APL-BXT-CNL MIPI AUO Non touch Panel
Steps:
------
1. Execute command: testdisplay -d 18
2. Execute command: testdisplay -d 24
Actual result:
--------------
1. Test is fail, command returns:
(testdisplay:1019) WARNING: no hotplug support on this platform
(testdisplay:1019) igt-fb-CRITICAL: Test assertion failure function
igt_bpp_depth_to_drm_format, file igt_fb.c:1101:
(testdisplay:1019) igt-fb-CRITICAL: Failed assertion: 0
(testdisplay:1019) igt-fb-CRITICAL: can't find drm format with bpp=32, depth=18
Test (null) failed.
**** DEBUG ****
(testdisplay:1019) igt-core-DEBUG: Test requirement passed:
!igt_run_in_simulation()
(testdisplay:1019) INFO: using depth 18
(testdisplay:1019) drmtest-DEBUG: Test requirement passed: fd >= 0
(testdisplay:1019) igt-kms-DEBUG: VT: graphics mode set (mode was 0x0)
(testdisplay:1019) WARNING: no hotplug support on this platform
(testdisplay:1019) igt-fb-CRITICAL: Test assertion failure function
igt_bpp_depth_to_drm_format, file igt_fb.c:1101:
(testdisplay:1019) igt-fb-CRITICAL: Failed assertion: 0
(testdisplay:1019) igt-fb-CRITICAL: can't find drm format with bpp=32, depth=18
**** END ****
Stack trace:
#0 [__igt_fail_assert+0x101]
#1 [igt_bpp_depth_to_drm_format+0x7a]
#2 [update_display+0x225]
#3 [main+0x6d0]
#4 [__libc_start_main+0xf0]
#5 [_start+0x29]
#6 [<unknown>+0x29]
FAIL (-1.000s)
2. Test is Pass but screen indicates invalid
Expected results
-----------------
Tests are Pass</pre>
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