1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/regmap.h b/include/linux/regmap.h
index 81dfe0acb20c..a83e4a097abd 100644
--- a/include/linux/regmap.h
+++ b/include/linux/regmap.h
@@ -138,6 +138,9 @@ int regmap_bulk_read(struct regmap *map, unsigned int reg, void *val,
                      size_t val_count);
 int regmap_update_bits(struct regmap *map, unsigned int reg,
                        unsigned int mask, unsigned int val);
+int regmap_update_bits_check(struct regmap *map, unsigned int reg,
+                             unsigned int mask, unsigned int val,
+                             bool *change);
 
 int regcache_sync(struct regmap *map);
 void regcache_cache_only(struct regmap *map, bool enable);