[PATCH] pinctrl: renesas: rza1: Make mux_conf const in rza1_pin_mux_single()

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The rza1_mux_conf object pointed to by the mux_conf parameter of
rza1_pin_mux_single() is never modified.  Make it const.

Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
---
This has a small conflict with "[PATCH v4 09/15] pinctrl: constify
pinmux_generic_get_function()"[1], which I have already acked.
Perhaps the best solution is for Bartosz to include this in his series?
Or I can resend an updated version for LinusW to apply after Bartosz
series has handled?

Thanks!

[1] https://lore.kernel.org/all/20250812-pinctrl-gpio-pinfuncs-v4-9-bb3906c55e64@xxxxxxxxxx/

 drivers/pinctrl/renesas/pinctrl-rza1.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/pinctrl/renesas/pinctrl-rza1.c b/drivers/pinctrl/renesas/pinctrl-rza1.c
index 23812116ef42682d..4613d2c8cccc1dab 100644
--- a/drivers/pinctrl/renesas/pinctrl-rza1.c
+++ b/drivers/pinctrl/renesas/pinctrl-rza1.c
@@ -669,7 +669,7 @@ static inline int rza1_pin_get(struct rza1_port *port, unsigned int pin)
  * @mux_conf: pin multiplexing descriptor
  */
 static int rza1_pin_mux_single(struct rza1_pinctrl *rza1_pctl,
-			       struct rza1_mux_conf *mux_conf)
+			       const struct rza1_mux_conf *mux_conf)
 {
 	struct rza1_port *port = &rza1_pctl->ports[mux_conf->port];
 	unsigned int pin = mux_conf->pin;
@@ -1119,7 +1119,7 @@ static int rza1_set_mux(struct pinctrl_dev *pctldev, unsigned int selector,
 			   unsigned int group)
 {
 	struct rza1_pinctrl *rza1_pctl = pinctrl_dev_get_drvdata(pctldev);
-	struct rza1_mux_conf *mux_confs;
+	const struct rza1_mux_conf *mux_confs;
 	struct function_desc *func;
 	struct group_desc *grp;
 	int i;
@@ -1132,7 +1132,7 @@ static int rza1_set_mux(struct pinctrl_dev *pctldev, unsigned int selector,
 	if (!func)
 		return -EINVAL;
 
-	mux_confs = (struct rza1_mux_conf *)func->data;
+	mux_confs = (const struct rza1_mux_conf *)func->data;
 	for (i = 0; i < grp->grp.npins; ++i) {
 		int ret;
 
-- 
2.43.0





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