regmap: Add trace event for successful cache reads
Currently we only trace physical reads, there's no instrumentation if
the read is satisfied from cache.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/include/trace/events/regmap.h b/include/trace/events/regmap.h
index 1e3193b..12fbf43 100644
--- a/include/trace/events/regmap.h
+++ b/include/trace/events/regmap.h
@@ -55,6 +55,15 @@
);
+DEFINE_EVENT(regmap_reg, regmap_reg_read_cache,
+
+ TP_PROTO(struct device *dev, unsigned int reg,
+ unsigned int val),
+
+ TP_ARGS(dev, reg, val)
+
+);
+
DECLARE_EVENT_CLASS(regmap_block,
TP_PROTO(struct device *dev, unsigned int reg, int count),