linux-kernel - [PATCH v3 07/10] pinctrl: cy8c95x0: Get rid of cy8c95x0_pinmux

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Message-ID: <20250205095243.512292-8-andriy.shevchenko@linux.intel.com>
Date: Wed,  5 Feb 2025 11:51:17 +0200
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	linux-gpio@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Patrick Rudolph <patrick.rudolph@...ements.com>,
	Linus Walleij <linus.walleij@...aro.org>
Subject: [PATCH v3 07/10] pinctrl: cy8c95x0: Get rid of cy8c95x0_pinmux_direction() forward declaration

The function is used before being defined. Just move it up enough to
get rid of forward declaration.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/pinctrl/pinctrl-cy8c95x0.c | 54 ++++++++++++++----------------
 1 file changed, 25 insertions(+), 29 deletions(-)

diff --git a/drivers/pinctrl/pinctrl-cy8c95x0.c b/drivers/pinctrl/pinctrl-cy8c95x0.c
index 7e79f20f4d78..3f2bdaea58b4 100644
--- a/drivers/pinctrl/pinctrl-cy8c95x0.c
+++ b/drivers/pinctrl/pinctrl-cy8c95x0.c
@@ -310,9 +310,6 @@ static const char * const cy8c95x0_groups[] = {
 	"gp77",
 };
 
-static int cy8c95x0_pinmux_direction(struct cy8c95x0_pinctrl *chip,
-				     unsigned int pin, bool input);
-
 static inline u8 cypress_get_port(struct cy8c95x0_pinctrl *chip, unsigned int pin)
 {
 	/* Account for GPORT2 which only has 4 bits */
@@ -672,6 +669,31 @@ static int cy8c95x0_read_regs_mask(struct cy8c95x0_pinctrl *chip, int reg,
 	return 0;
 }
 
+static int cy8c95x0_pinmux_direction(struct cy8c95x0_pinctrl *chip, unsigned int pin, bool input)
+{
+	u8 port = cypress_get_port(chip, pin);
+	u8 bit = cypress_get_pin_mask(chip, pin);
+	int ret;
+
+	ret = cy8c95x0_regmap_write_bits(chip, CY8C95X0_DIRECTION, port, bit, input ? bit : 0);
+	if (ret)
+		return ret;
+
+	/*
+	 * Disable driving the pin by forcing it to HighZ. Only setting
+	 * the direction register isn't sufficient in Push-Pull mode.
+	 */
+	if (input && test_bit(pin, chip->push_pull)) {
+		ret = cy8c95x0_regmap_write_bits(chip, CY8C95X0_DRV_HIZ, port, bit, bit);
+		if (ret)
+			return ret;
+
+		__clear_bit(pin, chip->push_pull);
+	}
+
+	return 0;
+}
+
 static int cy8c95x0_gpio_direction_input(struct gpio_chip *gc, unsigned int off)
 {
 	return pinctrl_gpio_direction_input(gc, off);
@@ -1229,32 +1251,6 @@ static int cy8c95x0_gpio_request_enable(struct pinctrl_dev *pctldev,
 	return cy8c95x0_set_mode(chip, pin, false);
 }
 
-static int cy8c95x0_pinmux_direction(struct cy8c95x0_pinctrl *chip,
-				     unsigned int pin, bool input)
-{
-	u8 port = cypress_get_port(chip, pin);
-	u8 bit = cypress_get_pin_mask(chip, pin);
-	int ret;
-
-	ret = cy8c95x0_regmap_write_bits(chip, CY8C95X0_DIRECTION, port, bit, input ? bit : 0);
-	if (ret)
-		return ret;
-
-	/*
-	 * Disable driving the pin by forcing it to HighZ. Only setting
-	 * the direction register isn't sufficient in Push-Pull mode.
-	 */
-	if (input && test_bit(pin, chip->push_pull)) {
-		ret = cy8c95x0_regmap_write_bits(chip, CY8C95X0_DRV_HIZ, port, bit, bit);
-		if (ret)
-			return ret;
-
-		__clear_bit(pin, chip->push_pull);
-	}
-
-	return 0;
-}
-
 static int cy8c95x0_gpio_set_direction(struct pinctrl_dev *pctldev,
 				       struct pinctrl_gpio_range *range,
 				       unsigned int pin, bool input)
-- 
2.43.0.rc1.1336.g36b5255a03ac