[Bug 77104] [ivb rcs flips 3.14] GPU sporadically hangs during normal desktop usage

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=77104

Chris Wilson <chris at chris-wilson.co.uk> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |FIXED

--- Comment #28 from Chris Wilson <chris at chris-wilson.co.uk> ---
commit 2a92d5bca1999b69c78f3c3e97b5484985b094b9
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Tue Jul 8 10:40:29 2014 +0100

    drm/i915: Disable RCS flips on Ivybridge

    We currently see random GPU hangs when using RCS flips with multiple
    pipes on Ivybridge. Now that we have mmio flips, we can fairly cheaply
    fallback to using CPU driven flips instead.

    Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
    Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=77104
    Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>

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