[Intel-gfx] [PATCH] drm/i915: Expose engine properties via sysfs

[Chris Wilson]

Quoting Chris Wilson (2019-09-18 11:47:49)
> Quoting Tvrtko Ursulin (2019-09-18 11:26:57)
> > 
> > On 18/09/2019 10:23, Chris Wilson wrote:
> > > +static struct kobject *
> > > +kobj_engine(struct kobject *dir, struct intel_engine_cs *engine)
> > > +{
> > > +     struct kobj_engine *ke;
> > > +
> > > +     ke = kzalloc(sizeof(*ke), GFP_KERNEL);
> > > +     if (!ke)
> > > +             return NULL;
> > 
> > Could embed kobj into the engine?
> 
> My thinking was if we did that, the natural hierarchy would be
> i915->gt->engine, and I wasn't ready to fully commit to that level of
> detail.

If we do add gt/ (and I hope we do), then engine/* can become symlinks.
-Chris