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regmap: Add trace event for successful cache reads

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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>
This commit is contained in:
Mark Brown
2011-11-30 14:27:08 +00:00
parent 018690d33e
commit bc7ee55633
2 changed files with 19 additions and 2 deletions
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9
include/trace/events/regmap.h
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@@ -55,6 +55,15 @@ DEFINE_EVENT(regmap_reg, regmap_reg_read,
);
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),