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pinctrl: abx500: use helpers for map allocation/free

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This switches the abx500 driver to use the pin control helper
utils for allocating and free:ing maps.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2014-09-30 11:11:50 +02:00
parent 90d099383d
commit b07f92a220
1 changed files with 5 additions and 38 deletions
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43
drivers/pinctrl/nomadik/pinctrl-abx500.c
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@ -34,6 +34,7 @@
#include "pinctrl-abx500.h"
#include "../core.h"
#include "../pinconf.h"
#include "../pinctrl-utils.h"
/*
* The AB9540 and AB8540 GPIO support are extended versions
@ -827,41 +828,6 @@ static void abx500_pin_dbg_show(struct pinctrl_dev *pctldev,
chip->base + offset - 1);
}
static void abx500_dt_free_map(struct pinctrl_dev *pctldev,
struct pinctrl_map *map, unsigned num_maps)
{
int i;
for (i = 0; i < num_maps; i++)
if (map[i].type == PIN_MAP_TYPE_CONFIGS_PIN)
kfree(map[i].data.configs.configs);
kfree(map);
}
static int abx500_dt_reserve_map(struct pinctrl_map **map,
unsigned *reserved_maps,
unsigned *num_maps,
unsigned reserve)
{
unsigned old_num = *reserved_maps;
unsigned new_num = *num_maps + reserve;
struct pinctrl_map *new_map;
if (old_num >= new_num)
return 0;
new_map = krealloc(*map, sizeof(*new_map) * new_num, GFP_KERNEL);
if (!new_map)
return -ENOMEM;
memset(new_map + old_num, 0, (new_num - old_num) * sizeof(*new_map));
*map = new_map;
*reserved_maps = new_num;
return 0;
}
static int abx500_dt_add_map_mux(struct pinctrl_map **map,
unsigned *reserved_maps,
unsigned *num_maps, const char *group,
@ -958,7 +924,8 @@ static int abx500_dt_subnode_to_map(struct pinctrl_dev *pctldev,
reserve *= ret;
ret = abx500_dt_reserve_map(map, reserved_maps, num_maps, reserve);
ret = pinctrl_utils_reserve_map(pctldev, map, reserved_maps,
num_maps, reserve);
if (ret < 0)
goto exit;
@ -999,7 +966,7 @@ static int abx500_dt_node_to_map(struct pinctrl_dev *pctldev,
ret = abx500_dt_subnode_to_map(pctldev, np, map,
&reserved_maps, num_maps);
if (ret < 0) {
abx500_dt_free_map(pctldev, *map, *num_maps);
pinctrl_utils_dt_free_map(pctldev, *map, *num_maps);
return ret;
}
}
@ -1013,7 +980,7 @@ static const struct pinctrl_ops abx500_pinctrl_ops = {
.get_group_pins = abx500_get_group_pins,
.pin_dbg_show = abx500_pin_dbg_show,
.dt_node_to_map = abx500_dt_node_to_map,
.dt_free_map = abx500_dt_free_map,
.dt_free_map = pinctrl_utils_dt_free_map,
};
static int abx500_pin_config_get(struct pinctrl_dev *pctldev,