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author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-02-23 22:02:57 +0000 |
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committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-02-23 22:10:56 +0000 |
commit | 5d5b7d4f80ed6e861c1c220fd57e3dad0912526e (patch) | |
tree | 40c015040a63379d114b8f33b4d70e248867a9a4 /drivers/base/regmap | |
parent | a3c3774176838bbfa4f6e48133644903818e56dc (diff) | |
download | linux-stable-5d5b7d4f80ed6e861c1c220fd57e3dad0912526e.tar.gz linux-stable-5d5b7d4f80ed6e861c1c220fd57e3dad0912526e.tar.bz2 linux-stable-5d5b7d4f80ed6e861c1c220fd57e3dad0912526e.zip |
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>
Diffstat (limited to 'drivers/base/regmap')
-rw-r--r-- | drivers/base/regmap/regcache.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c index 69d4c9c5a4a8..2d89ce08f137 100644 --- a/drivers/base/regmap/regcache.c +++ b/drivers/base/regmap/regcache.c @@ -313,6 +313,7 @@ void regcache_cache_only(struct regmap *map, bool enable) mutex_lock(&map->lock); WARN_ON(map->cache_bypass && enable); map->cache_only = enable; + trace_regmap_cache_only(map->dev, enable); mutex_unlock(&map->lock); } EXPORT_SYMBOL_GPL(regcache_cache_only); @@ -350,6 +351,7 @@ void regcache_cache_bypass(struct regmap *map, bool enable) mutex_lock(&map->lock); WARN_ON(map->cache_only && enable); map->cache_bypass = enable; + trace_regmap_cache_bypass(map->dev, enable); mutex_unlock(&map->lock); } EXPORT_SYMBOL_GPL(regcache_cache_bypass); |