[Intel-gfx] [PATCH v2 0/4] mmio save restore refine in vgpu switch

[Joonas Lahtinen]

Hi Li,

I guess this is still on the wrong mailing list :)

You have a better chance of getting review input in the gvt list.

Regards, Joonas

On Tue, 2017-12-12 at 10:09 +0800, Weinan Li wrote:
> Merge switch_mmio_to_vgpu and switch_mmio_to_host, use delta update for
> mocs save restore, deal host mocs value as fixed, it won't be changed after
> initialization. These can save vgpu switch time to reduce CPU utilization
> and improve GPU performance in GVT-g with multi-VMs.
> 
> v2: code rebase
> 
> Weinan Li (4):
>   drm/i915/gvt: refine trace_render_mmio
>   drm/i915/gvt: optimize for vGPU mmio switch
>   drm/i915/gvt: refine mocs save restore policy
>   drm/i915/gvt: load host render mocs once in mocs switch
> 
>  drivers/gpu/drm/i915/gvt/cmd_parser.c   |  19 +++
>  drivers/gpu/drm/i915/gvt/mmio_context.c | 236 +++++++++++++++++---------------
>  drivers/gpu/drm/i915/gvt/trace.h        |  15 +-
>  3 files changed, 151 insertions(+), 119 deletions(-)
> 
-- 
Joonas Lahtinen
Open Source Technology Center
Intel Corporation