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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-02-23 22:02:57 +0000
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-02-23 22:10:56 +0000
commit5d5b7d4f80ed6e861c1c220fd57e3dad0912526e (patch)
tree40c015040a63379d114b8f33b4d70e248867a9a4 /drivers/base
parenta3c3774176838bbfa4f6e48133644903818e56dc (diff)
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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')
-rw-r--r--drivers/base/regmap/regcache.c2
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);