linux-kernel - [PATCH] regulator: rn5t618: Constify regulator

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Date:   Wed, 20 Mar 2019 20:10:57 +0800
From:   Axel Lin <axel.lin@...ics.com>
To:     Mark Brown <broonie@...nel.org>
Cc:     Leonard Crestez <leonard.crestez@....com>,
        Pierre-Hugues Husson <phh@....me>,
        Stefan Agner <stefan@...er.ch>,
        Beniamino Galvani <b.galvani@...il.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        linux-kernel@...r.kernel.org, Axel Lin <axel.lin@...ics.com>
Subject: [PATCH] regulator: rn5t618: Constify regulator_desc

The regulator_desc never need to be modified, so define them as const as a
hint to the compiler that they can go into .rodata.

Signed-off-by: Axel Lin <axel.lin@...ics.com>
---
 drivers/regulator/rn5t618-regulator.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/regulator/rn5t618-regulator.c b/drivers/regulator/rn5t618-regulator.c
index 790a4a73ea2c..a79c0c43b9f8 100644
--- a/drivers/regulator/rn5t618-regulator.c
+++ b/drivers/regulator/rn5t618-regulator.c
@@ -46,7 +46,7 @@ static const struct regulator_ops rn5t618_reg_ops = {
 		.vsel_mask	= (vmask),				\
 	}
 
-static struct regulator_desc rn5t567_regulators[] = {
+static const struct regulator_desc rn5t567_regulators[] = {
 	/* DCDC */
 	REG(DCDC1, DC1CTL, BIT(0), DC1DAC, 0xff, 600000, 3500000, 12500),
 	REG(DCDC2, DC2CTL, BIT(0), DC2DAC, 0xff, 600000, 3500000, 12500),
@@ -63,7 +63,7 @@ static struct regulator_desc rn5t567_regulators[] = {
 	REG(LDORTC2, LDOEN2, BIT(5), LDORTC2DAC, 0x7f, 900000, 3500000, 25000),
 };
 
-static struct regulator_desc rn5t618_regulators[] = {
+static const struct regulator_desc rn5t618_regulators[] = {
 	/* DCDC */
 	REG(DCDC1, DC1CTL, BIT(0), DC1DAC, 0xff, 600000, 3500000, 12500),
 	REG(DCDC2, DC2CTL, BIT(0), DC2DAC, 0xff, 600000, 3500000, 12500),
@@ -79,7 +79,7 @@ static struct regulator_desc rn5t618_regulators[] = {
 	REG(LDORTC2, LDOEN2, BIT(5), LDORTC2DAC, 0x7f, 900000, 3500000, 25000),
 };
 
-static struct regulator_desc rc5t619_regulators[] = {
+static const struct regulator_desc rc5t619_regulators[] = {
 	/* DCDC */
 	REG(DCDC1, DC1CTL, BIT(0), DC1DAC, 0xff, 600000, 3500000, 12500),
 	REG(DCDC2, DC2CTL, BIT(0), DC2DAC, 0xff, 600000, 3500000, 12500),
@@ -107,7 +107,7 @@ static int rn5t618_regulator_probe(struct platform_device *pdev)
 	struct rn5t618 *rn5t618 = dev_get_drvdata(pdev->dev.parent);
 	struct regulator_config config = { };
 	struct regulator_dev *rdev;
-	struct regulator_desc *regulators;
+	const struct regulator_desc *regulators;
 	int i;
 	int num_regulators = 0;
 
-- 
2.17.1