regmap_fields_force_write() is similar to regmap_fields_write(), but regmap_fields_force_write() write data to register even though it is same value.
Signed-off-by: Kuninori Morimoto <[email protected]> --- drivers/base/regmap/regmap.c | 12 ++++++++++++ include/linux/regmap.h | 2 ++ 2 files changed, 14 insertions(+) diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index a5bb3fa..c07d74b 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -1625,6 +1625,18 @@ int regmap_fields_write(struct regmap_field *field, unsigned int id, } EXPORT_SYMBOL_GPL(regmap_fields_write); +int regmap_fields_force_write(struct regmap_field *field, unsigned int id, + unsigned int val) +{ + if (id >= field->id_size) + return -EINVAL; + + return regmap_write_bits(field->regmap, + field->reg + (field->id_offset * id), + field->mask, val << field->shift); +} +EXPORT_SYMBOL_GPL(regmap_fields_force_write); + /** * regmap_fields_update_bits(): Perform a read/modify/write cycle * on the register field diff --git a/include/linux/regmap.h b/include/linux/regmap.h index e4b9ad4..519c962 100644 --- a/include/linux/regmap.h +++ b/include/linux/regmap.h @@ -505,6 +505,8 @@ int regmap_field_update_bits(struct regmap_field *field, int regmap_fields_write(struct regmap_field *field, unsigned int id, unsigned int val); +int regmap_fields_force_write(struct regmap_field *field, unsigned int id, + unsigned int val); int regmap_fields_read(struct regmap_field *field, unsigned int id, unsigned int *val); int regmap_fields_update_bits(struct regmap_field *field, unsigned int id, -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
