[Bug 96284] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=96284

--- Comment #4 from bollocks.k2 at gmail.com ---
Also I am not seeing any FIFO underrun errors in my dmesg after upgrading to
4.5.7.  Some selected dmesg output:

dmesg | grep -E 'i915|drm'
[    1.945472] [drm] Initialized drm 1.1.0 20060810
[    2.116967] [drm] Memory usable by graphics device = 2048M
[    2.116971] [drm] Replacing VGA console driver
[    2.130750] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[    2.130753] [drm] Driver supports precise vblank timestamp query.
[    2.184435] [drm] GMBUS [i915 gmbus panel] timed out, falling back to bit
banging on pin 3
[    2.207213] [drm] RC6 disabled, disabling runtime PM support
[    2.224829] [drm] Initialized i915 1.6.0 20151218 for 0000:00:02.0 on minor
0
[    2.396594] fbcon: inteldrmfb (fb0) is primary device
[    3.598721] [drm:intel_enable_lvds [i915]] *ERROR* timed out waiting for
panel to power on
[    3.807051] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device
[ 6320.845035] i915 0000:00:02.0: BAR 6: [??? 0x00000000 flags 0x2] has bogus
alignment
[57165.185029] i915 0000:00:02.0: BAR 6: [??? 0x00000000 flags 0x2] has bogus
alignment

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