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-rw-r--r--drivers/base/regmap/regcache.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c
index 59e432c0163..5dbc5076267 100644
--- a/drivers/base/regmap/regcache.c
+++ b/drivers/base/regmap/regcache.c
@@ -227,10 +227,13 @@ int regcache_sync(struct regmap *map)
unsigned int val;
unsigned int i;
const char *name;
+ unsigned int bypass;
BUG_ON(!map->cache_ops);
mutex_lock(&map->lock);
+ /* Remember the initial bypass state */
+ bypass = map->cache_bypass;
dev_dbg(map->dev, "Syncing %s cache\n",
map->cache_ops->name);
name = map->cache_ops->name;
@@ -255,6 +258,8 @@ int regcache_sync(struct regmap *map)
}
out:
trace_regcache_sync(map->dev, name, "stop");
+ /* Restore the bypass state */
+ map->cache_bypass = bypass;
mutex_unlock(&map->lock);
return ret;