[Intel-gfx] [PATCH v1 3/4] drm/i915:bxt: Enable Pooled EU support

[Siluvery, Arun]

On 17/07/2015 17:27, Chris Wilson wrote:
> On Fri, Jul 17, 2015 at 05:08:53PM +0100, Arun Siluvery wrote:
>> This mode allows to assign EUs to pools.
>> The command to enable this mode is sent in auxiliary golden context batch
>> as this is only issued once with each context initialization. Thanks to
>> Mika for the preliminary review.
>
> A quick explanation for why this has to be in the kernel would be nice.
> Privileged instruction?

This purpose of auxiliary batch is explained in patch2, but I can add 
some explanation about this one also.

>
> Not fond of the split between this and patch 4. Patch 4 intoduces one
> feature flag that looks different to the one we use here to enable
> support.
I will patch4 as separate as it deals with libdrm changes but use the 
feature flag in this one.

regards
Arun

> -Chris
>