[Intel-gfx] [PATCH 1/4] drm/i915: PLL macro cleanup and pipe assertion check

[Jesse Barnes]

On Wed,  5 Oct 2011 10:25:18 -0700
Jesse Barnes <jbarnes at virtuousgeek.org> wrote:

> Add a macro for accessing the two pipe PLLs and add a check to make sure
> we don't access a non-existent one in the enable/disable functions.

This reminds me that the IVB 3 pipe support has a big limitation: two
of the pipes need to share pipe PLLs.  That means they have to be the
same output port type and share timings, thus the two DP or identical
HDMI config implied in my earlier mail.

-- 
Jesse Barnes, Intel Open Source Technology Center
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