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From: Rikard Falkeborn <rikard.falkeborn@gmail.com>
To: "Andreas Färber" <afaerber@suse.de>,
	"Manivannan Sadhasivam" <manivannan.sadhasivam@linaro.org>,
	"Linus Walleij" <linus.walleij@linaro.org>
Cc: linux-arm-kernel@lists.infradead.org, linux-gpio@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Rikard Falkeborn <rikard.falkeborn@gmail.com>
Subject: [PATCH 1/3] pinctrl: actions: pinctrl-owl: Constify owl_pinctrl_ops and owl_pinmux_ops
Date: Mon, 31 Aug 2020 00:43:09 +0200	[thread overview]
Message-ID: <20200830224311.36994-2-rikard.falkeborn@gmail.com> (raw)
In-Reply-To: <20200830224311.36994-1-rikard.falkeborn@gmail.com>

The only usage of owl_pinctrl_ops and owl_pinmux_ops is to assign their
addresses to the pctlops and the pmxops fields in the pinctrl_desc struct,
which are const pointers. Make them const to allow the compiler to put them
in read-only memory.

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
---
 drivers/pinctrl/actions/pinctrl-owl.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/pinctrl/actions/pinctrl-owl.c b/drivers/pinctrl/actions/pinctrl-owl.c
index 7efdfb4f3e9b..903a4baf3846 100644
--- a/drivers/pinctrl/actions/pinctrl-owl.c
+++ b/drivers/pinctrl/actions/pinctrl-owl.c
@@ -125,7 +125,7 @@ static void owl_pin_dbg_show(struct pinctrl_dev *pctrldev,
 	seq_printf(s, "%s", dev_name(pctrl->dev));
 }
 
-static struct pinctrl_ops owl_pinctrl_ops = {
+static const struct pinctrl_ops owl_pinctrl_ops = {
 	.get_groups_count = owl_get_groups_count,
 	.get_group_name = owl_get_group_name,
 	.get_group_pins = owl_get_group_pins,
@@ -212,7 +212,7 @@ static int owl_set_mux(struct pinctrl_dev *pctrldev,
 	return 0;
 }
 
-static struct pinmux_ops owl_pinmux_ops = {
+static const struct pinmux_ops owl_pinmux_ops = {
 	.get_functions_count = owl_get_funcs_count,
 	.get_function_name = owl_get_func_name,
 	.get_function_groups = owl_get_func_groups,
-- 
2.28.0


  reply	other threads:[~2020-08-30 22:43 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-30 22:43 [PATCH 0/3] pinctrl/actions: Constify static variables Rikard Falkeborn
2020-08-30 22:43 ` Rikard Falkeborn [this message]
2020-08-30 22:43 ` [PATCH 2/3] pinctrl: actions: pinctrl-s700: Constify s700_padinfo[] Rikard Falkeborn
2020-08-30 22:43 ` [PATCH 3/3] pinctrl: actions: pinctrl-s900: Constify s900_padinfo[] Rikard Falkeborn
2020-08-31  9:15 ` [PATCH 0/3] pinctrl/actions: Constify static variables Manivannan Sadhasivam
2020-09-12 10:15 ` Linus Walleij

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