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/include/linux/pinctrl/pinctrl.h b/include/linux/pinctrl/pinctrl.h
index 778804df293f..2c2a9e8d8578 100644
--- a/include/linux/pinctrl/pinctrl.h
+++ b/include/linux/pinctrl/pinctrl.h
@@ -118,9 +118,9 @@ struct pinctrl_desc {
         const char *name;
         struct pinctrl_pin_desc const *pins;
         unsigned int npins;
-        struct pinctrl_ops *pctlops;
-        struct pinmux_ops *pmxops;
-        struct pinconf_ops *confops;
+        const struct pinctrl_ops *pctlops;
+        const struct pinmux_ops *pmxops;
+        const struct pinconf_ops *confops;
         struct module *owner;
 };