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Diffstat (limited to '')
-rw-r--r-- | drivers/base/regmap/regcache.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c index 876622453cd8..2d55b261f1c5 100644 --- a/drivers/base/regmap/regcache.c +++ b/drivers/base/regmap/regcache.c @@ -281,6 +281,7 @@ EXPORT_SYMBOL_GPL(regcache_sync); void regcache_cache_only(struct regmap *map, bool enable) { mutex_lock(&map->lock); + WARN_ON(map->cache_bypass && enable); map->cache_only = enable; mutex_unlock(&map->lock); } @@ -300,6 +301,7 @@ EXPORT_SYMBOL_GPL(regcache_cache_only); void regcache_cache_bypass(struct regmap *map, bool enable) { mutex_lock(&map->lock); + WARN_ON(map->cache_only && enable); map->cache_bypass = enable; mutex_unlock(&map->lock); } |