[Intel-gfx] [PATCH 1/2] drm/i915: avoid reading non-existent PLL reg on Ironlake+

[Chris Wilson]

On Thu, 30 Dec 2010 09:36:39 -0800, Jesse Barnes <jbarnes at virtuousgeek.org> wrote:
> These functions need to be reworked for Ironlake and above, but until
> then at least avoid reading non-existent registers.

This looks good by itself and provided an opportunity for another tiny
cleanup... Pushed to -next. Though it does raise the question if we are
arming the upclock timer even when there is nothing to be done and so
causing excess wakeups?
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre