<html>
<head>
<base href="https://bugs.freedesktop.org/" />
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BDW Bisected]Piglit spec_ARB_pixel_buffer_object_pbo-read-argb8888 fails"
href="https://bugs.freedesktop.org/show_bug.cgi?id=88792">88792</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BDW Bisected]Piglit spec_ARB_pixel_buffer_object_pbo-read-argb8888 fails
</td>
</tr>
<tr>
<th>Product</th>
<td>Mesa
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>high
</td>
</tr>
<tr>
<th>Component</th>
<td>Drivers/DRI/i965
</td>
</tr>
<tr>
<th>Assignee</th>
<td>idr@freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>huax.lu@intel.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-3d-bugs@lists.freedesktop.org
</td>
</tr></table>
<p>
<div>
<pre>System Environment:
--------------------------
Platform: BDW
Libdrm:
(master)libdrm-2.4.59-2-g0c5aaeef51233aec89ee1f43f03d457f278f8fa0
Mesa: (master)0aa31bf9c37e11c041f951342f38c38907c620ff
Xserver: (master)xorg-server-1.16.99.902
Xf86_video_intel:
(master)2.99.917-50-ged19b160089640c2e1167332b00ffe1e569a48dc
Libva: (master)f9741725839ea144e9a6a1827f74503ee39946c3
Libva_intel_driver: (master)3d16cf07b6b65b9bd5c2dd855d97558264a12e79
Kernel: (drm-intel-nightly)67e9eb08a3b967b1ac6b7ec4588a93a2cb030cae
Bug detailed description:
---------------------------
It fails on BDW with mesa master branch, works well on 10.4 branch.
Following cases also fail with the same bisect commit.
spec_EXT_texture_compression_s3tc_getteximage-targets_S3TC_2D_ARRAY
spec_EXT_texture_compression_s3tc_getteximage-targets_S3TC_CUBE
spec_EXT_texture_compression_s3tc_getteximage-targets_S3TC_CUBE_ARRAY
ES3-CTS.gtf.GL3Tests.pixel_buffer_object.pixel_buffer_object_texture_read
ES3-CTS.gtf.GL3Tests.pixel_buffer_object.pixel_buffer_object_texture_pixelstore
Bisect shows: ef0499af255ecd3a9abbd350ace5e00a744adc0 is the first bad commit.
commit ef0499af255ecd3a9abbd350ace5e00a744adc00
Author: Jason Ekstrand <<a href="mailto:jason.ekstrand@intel.com">jason.ekstrand@intel.com</a>>
AuthorDate: Mon Jan 12 16:20:27 2015 -0800
Commit: Jason Ekstrand <<a href="mailto:jason.ekstrand@intel.com">jason.ekstrand@intel.com</a>>
CommitDate: Thu Jan 22 10:36:25 2015 -0800
i965/pixel_read: Use meta_pbo_GetTexSubImage for PBO ReadPixels
Since the meta path can do strictly more than the blitter path, we just
remove the blitter path entirely.
Reviewed-by: Neil Roberts <<a href="mailto:neil@linux.intel.com">neil@linux.intel.com</a>>
output:
libGL: screen 0 does not appear to be DRI3 capable
libGL: pci id for fd 4: 8086:1616, driver i965
libGL: OpenDriver: trying /opt/X11R7/lib/dri/i965_dri.so
Probe color at (10,10)
Expected: 0x0000ff00
Observed: 0x00ff0000
Probe color at (10,10)
Expected: 0x00ff0000
Observed: 0x00000000
PIGLIT: {"result": "fail" }
Reproduce steps:
-------------------------
1. xinit
2. bin/pbo-read-argb8888 -auto</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are the QA Contact for the bug.</li>
</ul>
</body>
</html>