[Intel-gfx] [PATCH] drm/i915: Add i915 perf infrastructure

[Joonas Lahtinen]

On ke, 2016-10-19 at 17:35 +0100, Robert Bragg wrote:
> I'll add a default: with MISSING_CASE as that looks like an i915-
> specific convention; though it seems like a real shame to defer
> missing case issues to runtime errors instead of taking advantage of
> the compiler complaining at build time that a case has been
> forgotten.

I think the key point here is not "having MISSING_CASE", but "not
having BUG".

There has been talk about using compile time checking more effectively,
so adding default is not needed. You can keep similar code construct
but reduce into WARN_ONCE or so.

Regards, Joonas
-- 
Joonas Lahtinen
Open Source Technology Center
Intel Corporation