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-rw-r--r--include/linux/regmap.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/regmap.h b/include/linux/regmap.h
index 15eddc1353ba..f8bff272c429 100644
--- a/include/linux/regmap.h
+++ b/include/linux/regmap.h
@@ -296,7 +296,10 @@ typedef void (*regmap_unlock)(void *);
* a read.
* @write_flag_mask: Mask to be set in the top bytes of the register when doing
* a write. If both read_flag_mask and write_flag_mask are
- * empty the regmap_bus default masks are used.
+ * empty and zero_flag_mask is not set the regmap_bus default
+ * masks are used.
+ * @zero_flag_mask: If set, read_flag_mask and write_flag_mask are used even
+ * if they are both empty.
* @use_single_rw: If set, converts the bulk read and write operations into
* a series of single read and write operations. This is useful
* for device that does not support bulk read and write.
@@ -355,6 +358,7 @@ struct regmap_config {
unsigned long read_flag_mask;
unsigned long write_flag_mask;
+ bool zero_flag_mask;
bool use_single_rw;
bool can_multi_write;

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