Pipe vs. plane fixes (hopefully third time's the charm)

[Lukas Hejtmanek]

On Tue, Sep 11, 2007 at 03:17:05PM -0700, Jesse Barnes wrote:
> Rather than storing the plane->pipe mapping in the SAREA, I now just 
> have the DRM figure it out from the display registers. 

Just a note. I do not know how often the mapping needs to be read but reading
the register could be *much* slower than reading in memory structure.

-- 
Lukáš Hejtmánek