[Intel-gfx] [PATCH 12/22] drm/i915: enumerate and init each supported region

[Chris Wilson]

Quoting Matthew Auld (2019-09-27 18:33:59)
> +               mem->id = intel_region_map[i];
> +               mem->type = type;
> +               mem->instance = MEMORY_INSTANCE_FROM_REGION(intel_region_map[i]);

So why 3xu32 for a single u32 of information? Either one or two u32
would do, depending on frequency of use.

And why was it BIT(inst)?
-Chris