regmap: add regmap_fields_update_bits_base()
This patch adds new regmap_fields_update_bits_base() which is using
regmap_update_bits_base().
Current regmap_fields_xxx() can be merged into it by macro.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index 606c9b5..0c7773f 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -1717,6 +1717,38 @@
EXPORT_SYMBOL_GPL(regmap_field_update_bits_base);
/**
+ * regmap_fields_update_bits_base():
+ * Perform a read/modify/write cycle on the register field
+ * with change, async, force option
+ *
+ * @field: Register field to write to
+ * @id: port ID
+ * @mask: Bitmask to change
+ * @val: Value to be written
+ * @change: Boolean indicating if a write was done
+ * @async: Boolean indicating asynchronously
+ * @force: Boolean indicating use force update
+ *
+ * A value of zero will be returned on success, a negative errno will
+ * be returned in error cases.
+ */
+int regmap_fields_update_bits_base(struct regmap_field *field, unsigned int id,
+ unsigned int mask, unsigned int val,
+ bool *change, bool async, bool force)
+{
+ if (id >= field->id_size)
+ return -EINVAL;
+
+ mask = (mask << field->shift) & field->mask;
+
+ return regmap_update_bits_base(field->regmap,
+ field->reg + (field->id_offset * id),
+ mask, val << field->shift,
+ change, async, force);
+}
+EXPORT_SYMBOL_GPL(regmap_fields_update_bits_base);
+
+/**
* regmap_fields_write(): Write a value to a single register field with port ID
*
* @field: Register field to write to