[Bug 31000] [rv700] powerplay efficiency

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=31000

--- Comment #14 from Alex Deucher <agd5f at yahoo.com> 2011-04-18 07:58:46 PDT ---
(In reply to comment #13)
> What is preventing dynpm from being used on multihead displays? Is it still the
> flickering bug explained in the Radeon features page?

The clocks need to be changed in the vertical blanking period of the display. 
It's almost impossible to get the blanking periods to line up across multiple
displays.

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