[Intel-gfx] [PATCH v4] drm/i915/gt: Ratelimit heartbeat completion probing

2021-02-11 Thread Chris Wilson
The heartbeat runs through a few phases that we expect to complete within a certain number of heartbeat intervals. First we must submit the heartbeat to the queue, and if the queue is occupied it may take a couple of intervals before the heartbeat preempts the workload and is submitted to HW. Once

[Intel-gfx] [PATCH v4] drm/i915/gt: Ratelimit heartbeat completion probing

2021-02-05 Thread Chris Wilson
The heartbeat runs through a few phases that we expect to complete within a certain number of heartbeat intervals. First we must submit the heartbeat to the queue, and if the queue is occupied it may take a couple of intervals before the heartbeat preempts the workload and is submitted to HW. Once