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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [drm] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5"
href="https://bugs.freedesktop.org/show_bug.cgi?id=94890">94890</a>
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<th>Summary</th>
<td>[drm] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5
</td>
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<th>Product</th>
<td>DRI
</td>
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<th>Version</th>
<td>unspecified
</td>
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<th>Hardware</th>
<td>x86-64 (AMD64)
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<th>OS</th>
<td>Linux (All)
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
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<th>Priority</th>
<td>medium
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<th>Component</th>
<td>DRM/Intel
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<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
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<th>Reporter</th>
<td>fademind@gmail.com
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<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
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<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
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<pre>Since lastest GIT releses of xf86-video-intel I have two warnings about GMBUS
i915 dpb time out.
[ 3.963578] [drm] GMBUS [i915 gmbus dpb] timed out, falling back to bit
banging on pin 5
[ 4.240243] [drm] GMBUS [i915 gmbus dpd] timed out, falling back to bit
banging on pin 6
This happened on Linux 4.5 AND Linux 4.6RC3
GPU:
00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor
Graphics Controller (rev 09) (prog-if 00 [VGA controller])
Subsystem: ASUSTeK Computer Inc. Device 1447
Flags: bus master, fast devsel, latency 0, IRQ 25
Memory at f7400000 (64-bit, non-prefetchable) [size=4M]
Memory at d0000000 (64-bit, prefetchable) [size=256M]
I/O ports at f000 [size=64]
[virtual] Expansion ROM at 000c0000 [disabled] [size=128K]
Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit-
Capabilities: [d0] Power Management version 2
Capabilities: [a4] PCI Advanced Features
Kernel driver in use: i915
Kernel modules: i915</pre>
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