[Intel-gfx] [RFCv2 02/14] drm/i915/gvt: Introduce the basic architecture of GVT-g

[Joonas Lahtinen]

On ke, 2016-02-24 at 07:45 +0000, Tian, Kevin wrote:
> > From: Joonas Lahtinen [mailto:joonas.lahtinen at linux.intel.com]
> > Sent: Tuesday, February 23, 2016 8:42 PM
> > 
> > Hi,
> > 
> > Code is looking a lot better.
> > 
> > A general question still; why you seem to be preferring multi-stage
> > alloc and destroy?
> 
> One reason for multi-stage, IMO, is that GVT needs to do a snapshot
> of initial MMIO state before i915 driver does actual initialization. That
> snapshot will be presented to each VM which can then observe same
> state as it would observe on a bare metal. Then the majority of
> initialization needs to wait after i915 driver completes initialization. 
> Zhi can correct me here.
> 

Sorry for being unclear, I was referring to pgt_device initialization.

Regards, Joonas

> Thanks
> Kevin
-- 
Joonas Lahtinen
Open Source Technology Center
Intel Corporation