Re: [PATCH 1/2] radeon: force 2D tiling for MSAA surfaces

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On Thu, Aug 9, 2012 at 12:14 PM, Marek Olšák <maraeo@xxxxxxxxx> wrote:
> On Thu, Aug 9, 2012 at 5:41 PM, Paul Menzel
> <paulepanter@xxxxxxxxxxxxxxxxxxxxx> wrote:
>> Dear Marek,
>>
>>
>> Am Donnerstag, den 09.08.2012, 16:37 +0200 schrieb Marek Olšák:
>>> ---
>>>  radeon/radeon_surface.c |   24 ++++++++++++++++++++++--
>>>  1 file changed, 22 insertions(+), 2 deletions(-)
>>
>> […]
>>
>> do you have some numbers indicating an improvement with this change? On
>> what hardware did you test?
>
> I wasn't measuring performance. This patch is actually a fix, because
> AFAIK 2D tiling is the only mode available for MSAA surfaces. The
> other tiling modes hang my GPU.

AA surfaces can't use linear or 1D tiling modes.  They have to be 2D.
Resolve targets can use other tiling modes however.

Alex
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