[Intel-gfx] [PATCH] RFC drm/i915: Emulate 64bit registers for residency counters

[Chris Wilson]

On Thu, Apr 07, 2016 at 04:18:16PM +0300, Ville Syrjälä wrote:
> On Thu, Apr 07, 2016 at 01:59:44PM +0100, Chris Wilson wrote:
> > Can we set that bit ourselves? That puts the overflow into the 1 hour
> > mark. Thanks,
> 
> I don't know if it's safe to frob the bit. I worry that something
> outside our control might depend on it staying put.

A quick frob of the bit says that it is RO. When I try to set it, it
doesn't stick. :(
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre