drm/i915: Add a kerneldoc summary for i915_perf.c
authorRobert Bragg <robert@sixbynine.org>
Mon, 7 Nov 2016 19:49:57 +0000 (19:49 +0000)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Tue, 22 Nov 2016 13:40:34 +0000 (14:40 +0100)
commit7abbd8d670bb928366aa94332a173aa3d394ebfe
tree2461bb5b5323825c6a82b43fa5d8ac70b8e88e19
parentc8a9483fb829ca38e9791372d89a0f1a6bb8baed
drm/i915: Add a kerneldoc summary for i915_perf.c

In particular this tries to capture for posterity some of the early
challenges we had with using the core perf infrastructure in case we
ever want to revisit adapting perf for device metrics.

Cc: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Robert Bragg <robert@sixbynine.org>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Sourab Gupta <sourab.gupta@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20161107194957.3385-12-robert@sixbynine.org
drivers/gpu/drm/i915/i915_perf.c