[Mesa-stable] [PATCH 2/2] i965/mt: Disable HiZ when sharing depth buffer externally (v2)

[Chad Versace]

On Fri 20 Jan 2017, Emil Velikov wrote:
> On 16 December 2016 at 20:06, Chad Versace <chadversary at chromium.org> wrote:
> > intel_miptree_make_shareable() discarded and disabled CCS. Fix it so
> > that it discards and disables HiZ too.
> >
> > Fixes dEQP-EGL.functional.image.render_multiple_contexts.gles2_renderbuffer_depth16_depth_buffer
> > on Skylake.
> >
> > v2: Actually do what the commit message says. Discard the HiZ buffer.
> >
> > Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=98329
> > Reviewed-by: Topi Pohjolainen <topi.pohjolainen at intel.com>
> > Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
> > Reviewed-by: Anuj Phogat <anuj.phogat at gmail.com>
> > Cc: Nanley Chery <nanley.g.chery at intel.com
> > Cc: Haixia Shi <hshi at chromium.org>
> > (cherry picked from commit 42011be1e27f59d750b781c10766e19ec0ee6ff5)
> > ---
> Thanks for the backports Chad. I've applied both to the respective branches.
> 
> Humble request:
> Please include the word "backport" anywhere through the email - as tag
> in summary, or in the email contents.
> It provides clarity and it's easier to track/parse with a script or
> two - I'll add a note to the documentation shortly.

Sure. I'll squeeze "backport" somewhere in the commit message next time.