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[81/81] drm/i915: Add trace point for atomic flip vblank evade

Message ID 1355329008-31459-82-git-send-email-ville.syrjala@linux.intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ville Syrjälä Dec. 12, 2012, 4:16 p.m. UTC 
From: Ville Syrjälä <ville.syrjala@linux.intel.com>

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 drivers/gpu/drm/i915/i915_trace.h   |   18 ++++++++++++++++++
 drivers/gpu/drm/i915/intel_atomic.c |    2 ++
 2 files changed, 20 insertions(+), 0 deletions(-)
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/i915_trace.h b/drivers/gpu/drm/i915/i915_trace.h
index fb35edd..2b529f2 100644
--- a/drivers/gpu/drm/i915/i915_trace.h
+++ b/drivers/gpu/drm/i915/i915_trace.h
@@ -16,6 +16,24 @@ 
 
 /* object tracking */
 
+TRACE_EVENT(i915_atomic_evade,
+	    TP_PROTO(u32 dsl_min, u32 dsl_max, u32 dsl),
+	    TP_ARGS(dsl_min, dsl_max, dsl),
+
+	    TP_STRUCT__entry(
+			     __field(u32, dsl_min)
+			     __field(u32, dsl_max)
+			     __field(u32, dsl)
+			     ),
+	    TP_fast_assign(
+			   __entry->dsl_min = dsl_min;
+			   __entry->dsl_max = dsl_max;
+			   __entry->dsl = dsl;
+			   ),
+
+	    TP_printk("dsl_min=%u dsl_max=%u dsl=%u", __entry->dsl_min, __entry->dsl_max, __entry->dsl)
+);
+
 TRACE_EVENT(i915_atomic_flush,
 	    TP_PROTO(u32 dsl0, u32 dsl1, u32 dsl2),
 	    TP_ARGS(dsl0, dsl1, dsl2),
diff --git a/drivers/gpu/drm/i915/intel_atomic.c b/drivers/gpu/drm/i915/intel_atomic.c
index 0270d7e..993a7dc 100644
--- a/drivers/gpu/drm/i915/intel_atomic.c
+++ b/drivers/gpu/drm/i915/intel_atomic.c
@@ -1950,6 +1950,8 @@  static void intel_pipe_vblank_evade(struct drm_crtc *crtc)
 		intel_crtc->vbl_received = false;
 
 		val = I915_READ(PIPEDSL(pipe));
+
+		trace_i915_atomic_evade(min, max, val);
 	}
 
 	if (vblank_ref)