[Bug 75725] [HSW] Upgrading from kernel 3.13.x to 3.14.x causes FPS drops during video playback in XBMC

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=75725

--- Comment #3 from bugzilla1 at gmx.com ---
(In reply to comment #0)
> Created attachment 95055 [details]
> dmesg
> 
> XBMC is an OpenGL application which can use VAAPI to decode videos.
> 
> Since upgrading to a kernel of the 3.14.x-family (from 3.14-rc1), I
> experience significant FPS drops in video playback.
> 
> Reverting back to a kernel of the 3.13.x-family resolves that issue.
> Watching videos under 3.14.x is therefore at the moment impossible.
> 
> Turning VSync off or on doesn't solve the problem.
> 
> Required information:
> Chipset: HSW
> uname -m: x86_64
> uname -r: 3.14.0-031400rc5-generic
> Distribution: Ubuntu 13.10
> Machine or mobo model: Fujitsu ESPRIMO Q920
> Display connector: DisplayPort (conncted to the TV via a HDMI adapter)
> 
> Please find attached:
> dmesg

Exact model is: Core i5-4570T

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