linux-kernel - [PATCH] gpio: ts5500: use new GPIO line value setter callbacks

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Message-ID: <aFdKce3Go9iF4A6m@danv-Standard-PC-Q35-ICH9-2009>
Date: Sat, 21 Jun 2025 17:12:33 -0700
From: Daniel Sullivan <danieljsullivan7@...il.com>
To: linus.walleij@...aro.org, brgl@...ev.pl
Cc: linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] gpio: ts5500: use new GPIO line value setter callbacks

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: Daniel Sullivan <danieljsullivan7@...il.com>
---
 drivers/gpio/gpio-ts5500.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/gpio/gpio-ts5500.c b/drivers/gpio/gpio-ts5500.c
index 61cbec5c06a7..bb432ed73698 100644
--- a/drivers/gpio/gpio-ts5500.c
+++ b/drivers/gpio/gpio-ts5500.c
@@ -244,7 +244,7 @@ static int ts5500_gpio_output(struct gpio_chip *chip, unsigned offset, int val)
 	return 0;
 }
 
-static void ts5500_gpio_set(struct gpio_chip *chip, unsigned offset, int val)
+static int ts5500_gpio_set(struct gpio_chip *chip, unsigned offset, int val)
 {
 	struct ts5500_priv *priv = gpiochip_get_data(chip);
 	const struct ts5500_dio line = priv->pinout[offset];
@@ -256,6 +256,8 @@ static void ts5500_gpio_set(struct gpio_chip *chip, unsigned offset, int val)
 	else
 		ts5500_clear_mask(line.value_mask, line.value_addr);
 	spin_unlock_irqrestore(&priv->lock, flags);
+
+	return 0;
 }
 
 static int ts5500_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
@@ -338,7 +340,7 @@ static int ts5500_dio_probe(struct platform_device *pdev)
 	priv->gpio_chip.direction_input = ts5500_gpio_input;
 	priv->gpio_chip.direction_output = ts5500_gpio_output;
 	priv->gpio_chip.get = ts5500_gpio_get;
-	priv->gpio_chip.set = ts5500_gpio_set;
+	priv->gpio_chip.set_rv = ts5500_gpio_set;
 	priv->gpio_chip.to_irq = ts5500_gpio_to_irq;
 	priv->gpio_chip.base = -1;
 
-- 
2.43.0