[PATCH 5/5] regmap: Ensure we scream if we enable cache bypass/only at the same time

[Dimitris Papastamos]

Signed-off-by: Dimitris Papastamos <dp@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
---
 drivers/base/regmap/regcache.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c
index 2628e42..9f445bd 100644
--- a/drivers/base/regmap/regcache.c
+++ b/drivers/base/regmap/regcache.c
@@ -273,6 +273,8 @@ EXPORT_SYMBOL_GPL(regcache_sync);
  */
 void regcache_cache_only(struct regmap *map, bool enable)
 {
+	BUG_ON(map->cache_bypass && enable);
+
 	map->cache_only = enable;
 }
 EXPORT_SYMBOL_GPL(regcache_cache_only);
@@ -290,6 +292,8 @@ EXPORT_SYMBOL_GPL(regcache_cache_only);
  */
 void regcache_cache_bypass(struct regmap *map, bool enable)
 {
+	BUG_ON(map->cache_only && enable);
+
 	map->cache_bypass = enable;
 }
 EXPORT_SYMBOL_GPL(regcache_cache_bypass);
-- 
1.7.6.4

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