[Intel-gfx] [PATCH 1/3] drm/i915: Fix command parser to validate multiple register access with the same command.

[Jani Nikula]

On Mon, 15 Jun 2015, Daniel Vetter <daniel at ffwll.ch> wrote:
> On Mon, Jun 15, 2015 at 02:26:22PM +0300, Ville Syrjälä wrote:
>> On Mon, Jun 15, 2015 at 02:18:01PM +0300, Francisco Jerez wrote:
>> > Daniel Vetter <daniel at ffwll.ch> writes:
>> > 
>> > > On Tue, Jun 02, 2015 at 05:36:26PM +0800, Zhigang Gong wrote:
>> > >> The patchset LGTM and works well with beignet. The 80%+ performance regression issue in darktable also has been fixed
>> > >> after this patchset applied and enable the atomic in L3 at beignet side. So,
>> > >> 
>> > >> Reviewed-by: Zhigang Gong <zhigang.gong at linux.intel.com>
>> > >
>> > > All three merged.
>> > 
>> > Thanks Daniel.
>> > 
>> > > Aside: Dont we need an increment for the cmd parser version for
>> > > userspace to be able to detect this?
>> > >
>> > Yeah, that would be a good idea, patch attached.
>> 
>> The old version alloweed userspace to write basically any register, the
>> new version allows only the whitelisted registers. I don't see how a
>> version number bump would help anyone.
>
> Oops, totally missed the context of patch 1. Jani I think that one's for
> you too ...

Cherry-picked to drm-intel-next-fixes.

BR,
Jani.


>
> Thanks for pointing this out.
> -Daniel
> -- 
> Daniel Vetter
> Software Engineer, Intel Corporation
> http://blog.ffwll.ch

-- 
Jani Nikula, Intel Open Source Technology Center