[PATCH] regmap: Mark the cache as clean after a successful sync

[Mark Brown]

Previously the cache would never be marked clean, meaning syncs would
never be suppressed which isn't the end of the world but could be
inefficient.

Signed-off-by: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
---
 drivers/base/regmap/regcache.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c
index 1124abc..938cb1d 100644
--- a/drivers/base/regmap/regcache.c
+++ b/drivers/base/regmap/regcache.c
@@ -288,6 +288,9 @@ int regcache_sync(struct regmap *map)
 
 	ret = map->cache_ops->sync(map, 0, map->max_register);
 
+	if (ret == 0)
+		map->cache_dirty = false;
+
 out:
 	trace_regcache_sync(map->dev, name, "stop");
 	/* Restore the bypass state */
-- 
1.7.9.1

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