[Bug 27069] OpenGl is slower on dri2

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=27069

--- Comment #13 from Alex Deucher <agd5f at yahoo.com> 2011-09-05 18:57:31 PDT ---
(In reply to comment #11)
> The man page says color tiling and page flipping are implemented on r200. I had
> to enable color tiling manually, but page flipping was on by default. Enabling
> color tiling didn't change the performance.

Support for colortiling is not implemented for r1xx or r2xx yet for KMS so
enabling it does nothing.  KMS pageflipping is vsynced, so it won't really help
with performance; it just reduces memory bandwidth for buffer swaps by
pageflipping rather than blitting.

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