[PATCH 06/12] pinctrl: pinconf: Add generic helper function for freeing mappings

Jon Hunter
2016-06-23T15:58:59Z

The pinconf-generic.h file exposes functions for creating generic mappings
but it does not expose a function for freeing the mappings. Add a function
for freeing generic mappings.

Signed-off-by: Jon Hunter <jonathanh-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
Acked-by: Linus Walleij <linus.walleij-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
---
drivers/pinctrl/pinconf-generic.c | 8 ++++++++
include/linux/pinctrl/pinconf-generic.h | 2 ++
2 files changed, 10 insertions(+)

diff --git a/drivers/pinctrl/pinconf-generic.c b/drivers/pinctrl/pinconf-generic.c
index 34b601b06764..5020ae534479 100644
--- a/drivers/pinctrl/pinconf-generic.c
+++ b/drivers/pinctrl/pinconf-generic.c
@@ -395,4 +395,12 @@ exit:
}
EXPORT_SYMBOL_GPL(pinconf_generic_dt_node_to_map);

+void pinconf_generic_dt_free_map(struct pinctrl_dev *pctldev,
+ struct pinctrl_map *map,
+ unsigned num_maps)
+{
+ pinctrl_utils_free_map(pctldev, map, num_maps);
+}
+EXPORT_SYMBOL_GPL(pinconf_generic_dt_free_map);
+
#endif
diff --git a/include/linux/pinctrl/pinconf-generic.h b/include/linux/pinctrl/pinconf-generic.h
index d921afd5f109..12343caa114e 100644
--- a/include/linux/pinctrl/pinconf-generic.h
+++ b/include/linux/pinctrl/pinconf-generic.h
@@ -175,6 +175,8 @@ int pinconf_generic_dt_subnode_to_map(struct pinctrl_dev *pctldev,
int pinconf_generic_dt_node_to_map(struct pinctrl_dev *pctldev,
struct device_node *np_config, struct pinctrl_map **map,
unsigned *num_maps, enum pinctrl_map_type type);
+void pinconf_generic_dt_free_map(struct pinctrl_dev *pctldev,
+ struct pinctrl_map *map, unsigned num_maps);

static inline int pinconf_generic_dt_node_to_map_group(
struct pinctrl_dev *pctldev, struct device_node *np_config,
--
2.1.4