[PATCH v2 08/14] regmap: Add regmap_set/clear_bits shorthands
Christian Marangi
ansuelsmth at gmail.com
Mon Apr 7 22:01:52 CEST 2025
Port Linux kernel regmap_set/clear_bits shorthands to set and clear bits
in a regmap. These are handy if only specific bits needs to be applied
or cleared and makes it easier to port regmap based driver from kernel
upstream.
Signed-off-by: Christian Marangi <ansuelsmth at gmail.com>
---
include/regmap.h | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/include/regmap.h b/include/regmap.h
index 22b043408ac..8c6f7c1c9b1 100644
--- a/include/regmap.h
+++ b/include/regmap.h
@@ -361,6 +361,34 @@ int regmap_raw_read_range(struct regmap *map, uint range_num, uint offset,
*/
int regmap_update_bits(struct regmap *map, uint offset, uint mask, uint val);
+/**
+ * regmap_set_bits() - Set bits to a regmap
+ *
+ * @map: Regmap to write bits to
+ * @offset: Offset in the regmap to write to
+ * @bits: Bits to set to the regmap at the specified offset
+ *
+ * Return: 0 if OK, -ve on error
+ */
+static inline int regmap_set_bits(struct regmap *map, uint offset, uint bits)
+{
+ return regmap_update_bits(map, offset, bits, bits);
+}
+
+/**
+ * regmap_clear_bits() - Clear bits to a regmap
+ *
+ * @map: Regmap to write bits to
+ * @offset: Offset in the regmap to write to
+ * @bits: Bits to clear to the regmap at the specified offset
+ *
+ * Return: 0 if OK, -ve on error
+ */
+static inline int regmap_clear_bits(struct regmap *map, uint offset, uint bits)
+{
+ return regmap_update_bits(map, offset, bits, 0);
+}
+
/**
* regmap_init_mem() - Set up a new register map that uses memory access
*
--
2.48.1
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