[Intel-gfx] [PATCH] drm/i915: Stop setting SNB min-freq-table 0 on powersave setup

Chris Wilson chris at chris-wilson.co.uk
Sat Oct 22 08:39:41 UTC 2016


On Sat, Oct 22, 2016 at 12:58:09AM +0300, Ville Syrjälä wrote:
> On Fri, Oct 21, 2016 at 09:55:31PM +0100, Chris Wilson wrote:
> > The min-freq-table is an array of values that match each CPU frequency to
> > an equivalent GPU frequency. Setting a single value of 0 on init is both
> > illegal (generates an error from the PCU) and nonsensical. Let's see if
> > we survive without that error.
> > 
> > Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> 
> Yeah never made any sense. If we really wanted to reset the table, we'd
> have to set every valid entry to 0.
> 
> Reviewed-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

Pushed to remove one worrying message from the test logs...
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre


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