aboutsummaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915/i915_trace.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/i915/i915_trace.h')
-rw-r--r--drivers/gpu/drm/i915/i915_trace.h28
1 files changed, 26 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_trace.h b/drivers/gpu/drm/i915/i915_trace.h
index dac7bba4d9d..fe90b3a84a6 100644
--- a/drivers/gpu/drm/i915/i915_trace.h
+++ b/drivers/gpu/drm/i915/i915_trace.h
@@ -311,9 +311,33 @@ DEFINE_EVENT(i915_gem_request, i915_gem_request_retire,
TP_ARGS(ring, seqno)
);
-DEFINE_EVENT(i915_gem_request, i915_gem_request_wait_begin,
+TRACE_EVENT(i915_gem_request_wait_begin,
TP_PROTO(struct intel_ring_buffer *ring, u32 seqno),
- TP_ARGS(ring, seqno)
+ TP_ARGS(ring, seqno),
+
+ TP_STRUCT__entry(
+ __field(u32, dev)
+ __field(u32, ring)
+ __field(u32, seqno)
+ __field(bool, blocking)
+ ),
+
+ /* NB: the blocking information is racy since mutex_is_locked
+ * doesn't check that the current thread holds the lock. The only
+ * other option would be to pass the boolean information of whether
+ * or not the class was blocking down through the stack which is
+ * less desirable.
+ */
+ TP_fast_assign(
+ __entry->dev = ring->dev->primary->index;
+ __entry->ring = ring->id;
+ __entry->seqno = seqno;
+ __entry->blocking = mutex_is_locked(&ring->dev->struct_mutex);
+ ),
+
+ TP_printk("dev=%u, ring=%u, seqno=%u, blocking=%s",
+ __entry->dev, __entry->ring, __entry->seqno,
+ __entry->blocking ? "yes (NB)" : "no")
);
DEFINE_EVENT(i915_gem_request, i915_gem_request_wait_end,