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[09/16] pinctrl: digicolor: use new GPIO line value setter callbacks

Message ID 20250612-gpiochip-set-rv-pinctrl-remaining-v1-9-556b0a530cd4@linaro.org
State New
Headers show
Series pinctrl: use new GPIO line value setter callbacks | expand

Commit Message

Bartosz Golaszewski June 12, 2025, 1:15 p.m. UTC 
From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

struct gpio_chip now has callbacks for setting line values that return
an integer, allowing to indicate failures. Convert the driver to using
them.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
---
 drivers/pinctrl/pinctrl-digicolor.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/pinctrl/pinctrl-digicolor.c b/drivers/pinctrl/pinctrl-digicolor.c
index a0423172bdd6d8600fcb56a542ef498e14308968..1676cb3cc4c98755d287d3d87ba682ffc61192a1 100644
--- a/drivers/pinctrl/pinctrl-digicolor.c
+++ b/drivers/pinctrl/pinctrl-digicolor.c
@@ -182,7 +182,7 @@  static int dc_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
 	return 0;
 }
 
-static void dc_gpio_set(struct gpio_chip *chip, unsigned gpio, int value);
+static int dc_gpio_set(struct gpio_chip *chip, unsigned int gpio, int value);
 
 static int dc_gpio_direction_output(struct gpio_chip *chip, unsigned gpio,
 				    int value)
@@ -216,7 +216,7 @@  static int dc_gpio_get(struct gpio_chip *chip, unsigned gpio)
 	return !!(input & BIT(bit_off));
 }
 
-static void dc_gpio_set(struct gpio_chip *chip, unsigned gpio, int value)
+static int dc_gpio_set(struct gpio_chip *chip, unsigned int gpio, int value)
 {
 	struct dc_pinmap *pmap = gpiochip_get_data(chip);
 	int reg_off = GP_OUTPUT0(gpio/PINS_PER_COLLECTION);
@@ -232,6 +232,8 @@  static void dc_gpio_set(struct gpio_chip *chip, unsigned gpio, int value)
 		output &= ~BIT(bit_off);
 	writeb_relaxed(output, pmap->regs + reg_off);
 	spin_unlock_irqrestore(&pmap->lock, flags);
+
+	return 0;
 }
 
 static int dc_gpiochip_add(struct dc_pinmap *pmap)
@@ -246,7 +248,7 @@  static int dc_gpiochip_add(struct dc_pinmap *pmap)
 	chip->direction_input	= dc_gpio_direction_input;
 	chip->direction_output	= dc_gpio_direction_output;
 	chip->get		= dc_gpio_get;
-	chip->set		= dc_gpio_set;
+	chip->set_rv		= dc_gpio_set;
 	chip->base		= -1;
 	chip->ngpio		= PINS_COUNT;