Re: [PATCH 1/4] drm/i915/gtt: pde entry encoding is identical

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Quoting Mika Kuoppala (2019-07-05 15:29:05)
> For all page directory entries, the pde encoding is
> identical. Don't compilicate call sites with different
> versions of doing the same thing. We check the existence of
> physical page before writing the entry into it. This further
> generalizes the pd so that manipulation in callsites will be
> identical, removing the need to handle pdps differently for gen8.
> 
> v2: squash
> v3: inc/dec with set/clear (Chris)
> v4: inlines, warn, stray set_pd (Chris)
> 
> Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Cc: Matthew Auld <matthew.auld@xxxxxxxxx>
> Signed-off-by: Mika Kuoppala <mika.kuoppala@xxxxxxxxxxxxxxx>
Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
-Chris
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