pinctrl: 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>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/pinctrl/pinctrl-sunxi.c b/drivers/pinctrl/pinctrl-sunxi.c
index 80b11e3415bc..46b8f2d4f0a5 100644
--- a/drivers/pinctrl/pinctrl-sunxi.c
+++ b/drivers/pinctrl/pinctrl-sunxi.c
@@ -1029,7 +1029,7 @@ static void sunxi_pctrl_dt_free_map(struct pinctrl_dev *pctldev,
         kfree(map);
 }
 
-static struct pinctrl_ops sunxi_pctrl_ops = {
+static const struct pinctrl_ops sunxi_pctrl_ops = {
         .dt_node_to_map         = sunxi_pctrl_dt_node_to_map,
         .dt_free_map            = sunxi_pctrl_dt_free_map,
         .get_groups_count       = sunxi_pctrl_get_groups_count,
@@ -1098,7 +1098,7 @@ static int sunxi_pconf_group_set(struct pinctrl_dev *pctldev,
         return 0;
 }
 
-static struct pinconf_ops sunxi_pconf_ops = {
+static const struct pinconf_ops sunxi_pconf_ops = {
         .pin_config_group_get   = sunxi_pconf_group_get,
         .pin_config_group_set   = sunxi_pconf_group_set,
 };
@@ -1204,7 +1204,7 @@ error:
         return ret;
 }
 
-static struct pinmux_ops sunxi_pmx_ops = {
+static const struct pinmux_ops sunxi_pmx_ops = {
         .get_functions_count    = sunxi_pmx_get_funcs_cnt,
         .get_function_name      = sunxi_pmx_get_func_name,
         .get_function_groups    = sunxi_pmx_get_func_groups,