diff mbox series

[04/12] gpio: lpc32xx: use new GPIO line value setter callbacks

Message ID 20250506-gpiochip-set-rv-gpio-part3-v1-4-0fbdea5a9667@linaro.org
State New
Headers show
Series gpio: convert more GPIO chips to using new value setters - part 3 for v6.16 | expand

Commit Message

Bartosz Golaszewski May 6, 2025, 9:01 a.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/gpio/gpio-lpc32xx.c | 28 +++++++++++++++++-----------
 1 file changed, 17 insertions(+), 11 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpio/gpio-lpc32xx.c b/drivers/gpio/gpio-lpc32xx.c
index c097e310c9e84..6668b8bd9f1ea 100644
--- a/drivers/gpio/gpio-lpc32xx.c
+++ b/drivers/gpio/gpio-lpc32xx.c
@@ -340,28 +340,34 @@  static int lpc32xx_gpio_dir_out_always(struct gpio_chip *chip, unsigned pin,
 	return 0;
 }
 
-static void lpc32xx_gpio_set_value_p012(struct gpio_chip *chip, unsigned pin,
-	int value)
+static int lpc32xx_gpio_set_value_p012(struct gpio_chip *chip,
+				       unsigned int pin, int value)
 {
 	struct lpc32xx_gpio_chip *group = gpiochip_get_data(chip);
 
 	__set_gpio_level_p012(group, pin, value);
+
+	return 0;
 }
 
-static void lpc32xx_gpio_set_value_p3(struct gpio_chip *chip, unsigned pin,
-	int value)
+static int lpc32xx_gpio_set_value_p3(struct gpio_chip *chip,
+				     unsigned int pin, int value)
 {
 	struct lpc32xx_gpio_chip *group = gpiochip_get_data(chip);
 
 	__set_gpio_level_p3(group, pin, value);
+
+	return 0;
 }
 
-static void lpc32xx_gpo_set_value(struct gpio_chip *chip, unsigned pin,
-	int value)
+static int lpc32xx_gpo_set_value(struct gpio_chip *chip, unsigned int pin,
+				 int value)
 {
 	struct lpc32xx_gpio_chip *group = gpiochip_get_data(chip);
 
 	__set_gpo_level_p3(group, pin, value);
+
+	return 0;
 }
 
 static int lpc32xx_gpo_get_value(struct gpio_chip *chip, unsigned pin)
@@ -401,7 +407,7 @@  static struct lpc32xx_gpio_chip lpc32xx_gpiochip[] = {
 			.direction_input	= lpc32xx_gpio_dir_input_p012,
 			.get			= lpc32xx_gpio_get_value_p012,
 			.direction_output	= lpc32xx_gpio_dir_output_p012,
-			.set			= lpc32xx_gpio_set_value_p012,
+			.set_rv			= lpc32xx_gpio_set_value_p012,
 			.request		= lpc32xx_gpio_request,
 			.to_irq			= lpc32xx_gpio_to_irq_p01,
 			.base			= LPC32XX_GPIO_P0_GRP,
@@ -417,7 +423,7 @@  static struct lpc32xx_gpio_chip lpc32xx_gpiochip[] = {
 			.direction_input	= lpc32xx_gpio_dir_input_p012,
 			.get			= lpc32xx_gpio_get_value_p012,
 			.direction_output	= lpc32xx_gpio_dir_output_p012,
-			.set			= lpc32xx_gpio_set_value_p012,
+			.set_rv			= lpc32xx_gpio_set_value_p012,
 			.request		= lpc32xx_gpio_request,
 			.to_irq			= lpc32xx_gpio_to_irq_p01,
 			.base			= LPC32XX_GPIO_P1_GRP,
@@ -433,7 +439,7 @@  static struct lpc32xx_gpio_chip lpc32xx_gpiochip[] = {
 			.direction_input	= lpc32xx_gpio_dir_input_p012,
 			.get			= lpc32xx_gpio_get_value_p012,
 			.direction_output	= lpc32xx_gpio_dir_output_p012,
-			.set			= lpc32xx_gpio_set_value_p012,
+			.set_rv			= lpc32xx_gpio_set_value_p012,
 			.request		= lpc32xx_gpio_request,
 			.base			= LPC32XX_GPIO_P2_GRP,
 			.ngpio			= LPC32XX_GPIO_P2_MAX,
@@ -448,7 +454,7 @@  static struct lpc32xx_gpio_chip lpc32xx_gpiochip[] = {
 			.direction_input	= lpc32xx_gpio_dir_input_p3,
 			.get			= lpc32xx_gpio_get_value_p3,
 			.direction_output	= lpc32xx_gpio_dir_output_p3,
-			.set			= lpc32xx_gpio_set_value_p3,
+			.set_rv			= lpc32xx_gpio_set_value_p3,
 			.request		= lpc32xx_gpio_request,
 			.to_irq			= lpc32xx_gpio_to_irq_gpio_p3,
 			.base			= LPC32XX_GPIO_P3_GRP,
@@ -476,7 +482,7 @@  static struct lpc32xx_gpio_chip lpc32xx_gpiochip[] = {
 		.chip = {
 			.label			= "gpo_p3",
 			.direction_output	= lpc32xx_gpio_dir_out_always,
-			.set			= lpc32xx_gpo_set_value,
+			.set_rv			= lpc32xx_gpo_set_value,
 			.get			= lpc32xx_gpo_get_value,
 			.request		= lpc32xx_gpio_request,
 			.base			= LPC32XX_GPO_P3_GRP,