On Thu, Nov 24, 2016 at 05:32:58PM +0200, Imre Deak wrote:
> The spec calls for the upper data byte to be cleared before most of the
> PCODE write commands, for others like IPS control it doesn't say
> anything about this byte. Let's clear it in case it's clobbered somehow,
> especially that there are places where we only do a PCODE write without
> a preceeding PCODE read.
> 
> Cc: Ville Syrjälä <ville.syrj...@linux.intel.com>
> Signed-off-by: Imre Deak <imre.d...@intel.com>

Seems sensible to me.
Reviewed-by: Chris Wilson <ch...@chris-wilson.co.uk>
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre
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