[Intel-gfx] [PATCH] drm/i915: fix GMCH power reporting

Chris Wilson chris at chris-wilson.co.uk
Mon Sep 27 19:45:51 CEST 2010

On Mon, 27 Sep 2010 10:35:44 -0700, Jesse Barnes <jbarnes at virtuousgeek.org> wrote:
> The IPS driver needs to know the current power consumption of the GMCH
> in order to make decisions about when to increase or decrease the CPU
> and/or GPU power envelope.  So fix up the divisions to save the results
> so the numbers are actually correct (contrary to some earlier comments
> and code, these functions do not modify the first argument and use it
> for the result).

Applied to -fixes, with a cc for stable, "it's nice to have good values in
debugfs if nothing else".

Chris Wilson, Intel Open Source Technology Centre

More information about the Intel-gfx mailing list