[Intel-gfx] [PATCH] rendercopy/gen8: Also emit 3DSTATE_WM_DEPTH_STENCIL.

[Jani Nikula]

On Wed, 04 Jun 2014, Ben Widawsky <ben at bwidawsk.net> wrote:
> On Tue, Jun 03, 2014 at 02:52:30PM -0700, Kenneth Graunke wrote:
>> rendercopy was failing to emit 3DSTATE_WM_DEPTH_STENCIL, which is a new
>> packet on Broadwell.  Mesa emits this packet.
>> 
>> This appears to fix various tests on a fresh boot, when Mesa has never
>> run.
>> 
>> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=78890
>> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=78891
>> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=78935

>From this bug,

Tested-by: Guo Jinxian <jinxianx.guo at intel.com>

>> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=78936
>> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=78937
>> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=78938
>> Signed-off-by: Kenneth Graunke <kenneth at whitecape.org>
>> Cc: Ben Widawsky <ben at bwidawsk.net>
>
> I sat with Ken all day today (after a few days of debugging myself) and
> it does what it purport to do, and fixes a bunch of tests.
>
> Reviewed-by: Ben Widawsky <ben at bwidawsk.net>
>
> FWIW: I don't think we need to update the null state in the kernel. It's
> actually kind of nice for finding userspace bugs.
>
> -- 
> Ben Widawsky, Intel Open Source Technology Center
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-- 
Jani Nikula, Intel Open Source Technology Center