[PATCH 1/2] drm/i915: Add request cancel low level trace point

[Matthew Brost]

Add request cancel trace point guarded by
CONFIG_DRM_I915_LOW_LEVEL_TRACEPOINT.

Signed-off-by: Matthew Brost <matthew.brost at intel.com>
---
 drivers/gpu/drm/i915/gt/intel_context.h |  1 +
 drivers/gpu/drm/i915/i915_trace.h       | 10 ++++++++++
 2 files changed, 11 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/intel_context.h b/drivers/gpu/drm/i915/gt/intel_context.h
index d8c74bbf9aae2..3aed4d77f116c 100644
--- a/drivers/gpu/drm/i915/gt/intel_context.h
+++ b/drivers/gpu/drm/i915/gt/intel_context.h
@@ -124,6 +124,7 @@ intel_context_is_pinned(struct intel_context *ce)
 static inline void intel_context_cancel_request(struct intel_context *ce,
 						struct i915_request *rq)
 {
+	trace_i915_request_cancel(rq);
 	GEM_BUG_ON(!ce->ops->cancel_request);
 	return ce->ops->cancel_request(ce, rq);
 }
diff --git a/drivers/gpu/drm/i915/i915_trace.h b/drivers/gpu/drm/i915/i915_trace.h
index 37b5c9e9d260e..d0a11a8bb0ca3 100644
--- a/drivers/gpu/drm/i915/i915_trace.h
+++ b/drivers/gpu/drm/i915/i915_trace.h
@@ -324,6 +324,11 @@ DEFINE_EVENT(i915_request, i915_request_add,
 );
 
 #if defined(CONFIG_DRM_I915_LOW_LEVEL_TRACEPOINTS)
+DEFINE_EVENT(i915_request, i915_request_cancel,
+	     TP_PROTO(struct i915_request *rq),
+	     TP_ARGS(rq)
+);
+
 DEFINE_EVENT(i915_request, i915_request_guc_submit,
 	     TP_PROTO(struct i915_request *rq),
 	     TP_ARGS(rq)
@@ -497,6 +502,11 @@ DEFINE_EVENT(intel_context, intel_context_do_unpin,
 
 #else
 #if !defined(TRACE_HEADER_MULTI_READ)
+static inline void
+trace_i915_request_cancel(struct i915_request *rq)
+{
+}
+
 static inline void
 trace_i915_request_guc_submit(struct i915_request *rq)
 {
-- 
2.34.1