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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-02-23 22:02:57 +0000
committerSimone Willett <swillett@nvidia.com>2012-04-15 13:39:14 -0700
commit0b2d70ca84d177d69e7a500945e1caaa758bfca2 (patch)
tree1c4f519e68dce1d167a9894aa541135a5ca72de1 /drivers/base
parent24dbfb8fceed820307da57a185440a967956d547 (diff)
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> (cherry picked from commit 5d5b7d4f80ed6e861c1c220fd57e3dad0912526e) Change-Id: Ie7c0659458a3a4a2f100d86db552c606d9da0e6b Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Reviewed-on: http://git-master/r/96488 Reviewed-by: Simone Willett <swillett@nvidia.com> Tested-by: Simone Willett <swillett@nvidia.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 c38ee81393e6..3785955c5edc 100644
--- a/drivers/base/regmap/regcache.c
+++ b/drivers/base/regmap/regcache.c
@@ -317,6 +317,7 @@ 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);
@@ -354,6 +355,7 @@ 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);