[Intel-gfx] [PATCH igt 1/6] lib/igt_fb: make the automatic buffer sizes/strides smaller

Paulo Zanoni przanoni at gmail.com
Tue Jan 26 05:48:38 PST 2016

2016-01-26 11:40 GMT-02:00 Chris Wilson <chris at chris-wilson.co.uk>:
> On Tue, Jan 26, 2016 at 11:28:59AM -0200, Paulo Zanoni wrote:
>> The big motivation behind this patch is that the current power-of-two
>> granularity from igt_fb is way too big. There was more than one
>> occasion where I had to work around this problem on
>> kms_frontbuffer_tracking, and during my last workaround I was
>> requested to just make igt_fb use more minimal buffers.
>> I also need to export the size computation function so I won't need to
>> reimplement it inside kms_frontbuffer_tracking.
>> v2:
>>  - Fix the Yf sizes (Ville).
>>  - Don't change the non-tiled Gen 2/3 behavior.
> s/non-tiled/tiled/

We're now not-changing both.

v1 was wrongly changing gen 2/3 non-tiled behavior by treating it as tiled.
v2 fixed that, so now we're not changing both tiled and non-tiled behavior

> You made me panic.

I can see the confusion. I'll change the wording before pushing.

> -Chris
> --
> Chris Wilson, Intel Open Source Technology Centre
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Paulo Zanoni

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