diff options
Diffstat (limited to 'drivers/base/regmap')
| -rw-r--r-- | drivers/base/regmap/regmap.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 6273ff072f3e..d6c84047b957 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -2613,6 +2613,18 @@ int regmap_get_val_bytes(struct regmap *map) } EXPORT_SYMBOL_GPL(regmap_get_val_bytes); +/** + * regmap_get_max_register(): Report the max register value + * + * Report the max register value, mainly intended to for use by + * generic infrastructure built on top of regmap. + */ +int regmap_get_max_register(struct regmap *map) +{ + return map->max_register ? map->max_register : -EINVAL; +} +EXPORT_SYMBOL_GPL(regmap_get_max_register); + int regmap_parse_val(struct regmap *map, const void *buf, unsigned int *val) { |