[Mesa-dev] [PATCH v2 01/14] i965/hiz: Start to separate miptree out from hiz buffers

[Kenneth Graunke]

On Monday, July 21, 2014 11:00:50 PM Jordan Justen wrote:
> Today we allocate a miptree's for the hiz buffer. We needed this in
> the past because we would point the hardware at offsets of the hiz
> buffer. Since the hiz format is not documented, this is not a good
> idea.
> 
> Since moving to support layered rendering on Gen7+, we no longer point
> at an offset into the buffer on Gen7+.
> 
> Therefore, to support hiz on Gen7+, we don't need a full miptree
> structure allocated.
> 
> This patch starts to create a new auxiliary buffer structure
> (intel_miptree_aux_buffer) that can be a more simplistic miptree
> side-band buffer associated with a miptree. (For example, to serve the
> needs of the hiz buffer.)
> 
> Signed-off-by: Jordan Justen <jordan.l.justen at intel.com>
> Reviewed-by: Topi Pohjolainen <topi.pohjolainen at intel.com>

Patches 1-3 are:
Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
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