[Intel-gfx] [PATCH] drm/i915: Implement wait-time accounting for i915

[Ben Gamari]

On Tue, Jun 30, 2009 at 10:11:04PM -0400, Ben Gamari wrote:
> Implement a mechanism for tracking CPU waits. This will hopefully aid in
> identifying GPU stalls. Likely wait-points are surrounded with a pair
> of I915_BEGIN_WAIT/I915_END_WAIT macros which time the enclosed region,
> crediting the wait to a given wait source. Thanks to ickle for the
> guidance in creating this patch.
> 
Didn't mean to send this. Sorry about that. Got to be more careful.

- Ben