regmap: Add tracepoints for cache only and cache bypass

Useful for figuring out where the hardware interaction went or came from.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 36 insertions, 0 deletions

diff --git a/include/trace/events/regmap.h b/include/trace/events/regmap.h
index 12fbf43524e9..d69738280ffa 100644
--- a/include/trace/events/regmap.h
+++ b/include/trace/events/regmap.h
@@ -139,6 +139,42 @@ TRACE_EVENT(regcache_sync,
                   __get_str(type), __get_str(status))
 );
 
+DECLARE_EVENT_CLASS(regmap_bool,
+
+        TP_PROTO(struct device *dev, bool flag),
+
+        TP_ARGS(dev, flag),
+
+        TP_STRUCT__entry(
+                __string(       name,           dev_name(dev)   )
+                __field(        int,            flag            )
+        ),
+
+        TP_fast_assign(
+                __assign_str(name, dev_name(dev));
+                __entry->flag = flag;
+        ),
+
+        TP_printk("%s flag=%d", __get_str(name),
+                  (int)__entry->flag)
+);
+
+DEFINE_EVENT(regmap_bool, regmap_cache_only,
+
+        TP_PROTO(struct device *dev, bool flag),
+
+        TP_ARGS(dev, flag)
+
+);
+
+DEFINE_EVENT(regmap_bool, regmap_cache_bypass,
+
+        TP_PROTO(struct device *dev, bool flag),
+
+        TP_ARGS(dev, flag)
+
+);
+
 #endif /* _TRACE_REGMAP_H */
 
 /* This part must be outside protection */