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drm: add vblank event trace point

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Emit a trace point for vblank events.  This can be helpful for mapping
drawing activity against the vblank frequency and period.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Jesse Barnes
2010-07-01 16:47:31 -07:00
committed by Dave Airlie
parent 97e0214044
commit ac2874b980
4 changed files with 48 additions and 1 deletions
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4
drivers/gpu/drm/drm_trace_points.c Normal file
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@@ -0,0 +1,4 @@
#include "drmP.h"
#define CREATE_TRACE_POINTS
#include "drm_trace.h"