sh-pfc: Declare operation structures as const

The pinconf, pinctrl and pinmux operation structures hold function
pointers that are never modified. Declare them as const.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/sh-pfc/pinctrl.c b/drivers/pinctrl/sh-pfc/pinctrl.c
index 11e0e1374d656464afd7360b5b6bdfb2e3fa3b1a..887930e78d580e17e9226c877bab1946d419e45a 100644 (file)
--- a/drivers/pinctrl/sh-pfc/pinctrl.c
+++ b/drivers/pinctrl/sh-pfc/pinctrl.c
@@ -70,7 +70,7 @@ static void sh_pfc_pin_dbg_show(struct pinctrl_dev *pctldev, struct seq_file *s,
        seq_printf(s, "%s", DRV_NAME);
 }
 
-static struct pinctrl_ops sh_pfc_pinctrl_ops = {
+static const struct pinctrl_ops sh_pfc_pinctrl_ops = {
        .get_groups_count       = sh_pfc_get_groups_count,
        .get_group_name         = sh_pfc_get_group_name,
        .get_group_pins         = sh_pfc_get_group_pins,
@@ -252,7 +252,7 @@ static int sh_pfc_gpio_set_direction(struct pinctrl_dev *pctldev,
        return sh_pfc_reconfig_pin(pmx->pfc, offset, type);
 }
 
-static struct pinmux_ops sh_pfc_pinmux_ops = {
+static const struct pinmux_ops sh_pfc_pinmux_ops = {
        .get_functions_count    = sh_pfc_get_functions_count,
        .get_function_name      = sh_pfc_get_function_name,
        .get_function_groups    = sh_pfc_get_function_groups,
@@ -308,7 +308,7 @@ static void sh_pfc_pinconf_dbg_show(struct pinctrl_dev *pctldev,
        seq_printf(s, " %s", pinmux_type_str[config]);
 }
 
-static struct pinconf_ops sh_pfc_pinconf_ops = {
+static const struct pinconf_ops sh_pfc_pinconf_ops = {
        .pin_config_get         = sh_pfc_pinconf_get,
        .pin_config_set         = sh_pfc_pinconf_set,
        .pin_config_dbg_show    = sh_pfc_pinconf_dbg_show,