[Bug 94890] New: [drm] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=94890

            Bug ID: 94890
           Summary: [drm] GMBUS [i915 gmbus dpb] timed out, falling back
                    to bit banging on pin 5
           Product: DRI
           Version: unspecified
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: fademind at gmail.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

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

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