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pinctrl: create pinctrl_free_setting function

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This prepares the implementation of pinctrl_select_state_locked() free code.

No functionnal change.

Signed-off-by: Richard Genoud <richard.genoud@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Richard Genoud 2013-03-25 15:47:21 +01:00 committed by Linus Walleij
parent 2c9abf808a
commit d3cee8305b
1 changed files with 19 additions and 13 deletions
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32
drivers/pinctrl/core.c
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@ -794,6 +794,24 @@ struct pinctrl *pinctrl_get(struct device *dev)
}
EXPORT_SYMBOL_GPL(pinctrl_get);
static void pinctrl_free_setting(bool disable_setting,
struct pinctrl_setting *setting)
{
switch (setting->type) {
case PIN_MAP_TYPE_MUX_GROUP:
if (disable_setting)
pinmux_disable_setting(setting);
pinmux_free_setting(setting);
break;
case PIN_MAP_TYPE_CONFIGS_PIN:
case PIN_MAP_TYPE_CONFIGS_GROUP:
pinconf_free_setting(setting);
break;
default:
break;
}
}
static void pinctrl_put_locked(struct pinctrl *p, bool inlist)
{
struct pinctrl_state *state, *n1;
@ -801,19 +819,7 @@ static void pinctrl_put_locked(struct pinctrl *p, bool inlist)
list_for_each_entry_safe(state, n1, &p->states, node) {
list_for_each_entry_safe(setting, n2, &state->settings, node) {
switch (setting->type) {
case PIN_MAP_TYPE_MUX_GROUP:
if (state == p->state)
pinmux_disable_setting(setting);
pinmux_free_setting(setting);
break;
case PIN_MAP_TYPE_CONFIGS_PIN:
case PIN_MAP_TYPE_CONFIGS_GROUP:
pinconf_free_setting(setting);
break;
default:
break;
}
pinctrl_free_setting(state == p->state, setting);
list_del(&setting->node);
kfree(setting);
}