linux-kernel - [PATCH 07/12] gpio: sprd: use new GPIO line value setter callbacks

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Message-Id: <20250625-gpiochip-set-rv-gpio-round2-v1-7-bc110a3b52ff@linaro.org>
Date: Wed, 25 Jun 2025 12:33:30 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Ludovic Desroches <ludovic.desroches@...rochip.com>, 
 Linus Walleij <linus.walleij@...aro.org>, 
 Bartosz Golaszewski <brgl@...ev.pl>, Andy Shevchenko <andy@...nel.org>, 
 Thorsten Scherer <t.scherer@...elmann.de>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 Orson Zhai <orsonzhai@...il.com>, 
 Baolin Wang <baolin.wang@...ux.alibaba.com>, 
 Chunyan Zhang <zhang.lyra@...il.com>, 
 Maxime Coquelin <mcoquelin.stm32@...il.com>, 
 Alexandre Torgue <alexandre.torgue@...s.st.com>
Cc: linux-arm-kernel@...ts.infradead.org, linux-gpio@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-stm32@...md-mailman.stormreply.com, 
 Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: [PATCH 07/12] gpio: sprd: use new GPIO line value setter callbacks

From: Bartosz Golaszewski <bartosz.golaszewski@...aro.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@...aro.org>
---
 drivers/gpio/gpio-sprd.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/gpio/gpio-sprd.c b/drivers/gpio/gpio-sprd.c
index c117c11bfb29a84d814706e383faa19afe513e93..bbd5bf51c0882704a9ead35d9fbc7d4b9bceec50 100644
--- a/drivers/gpio/gpio-sprd.c
+++ b/drivers/gpio/gpio-sprd.c
@@ -108,10 +108,12 @@ static int sprd_gpio_get(struct gpio_chip *chip, unsigned int offset)
 	return sprd_gpio_read(chip, offset, SPRD_GPIO_DATA);
 }
 
-static void sprd_gpio_set(struct gpio_chip *chip, unsigned int offset,
-			  int value)
+static int sprd_gpio_set(struct gpio_chip *chip, unsigned int offset,
+			 int value)
 {
 	sprd_gpio_update(chip, offset, SPRD_GPIO_DATA, value);
+
+	return 0;
 }
 
 static void sprd_gpio_irq_mask(struct irq_data *data)
@@ -243,7 +245,7 @@ static int sprd_gpio_probe(struct platform_device *pdev)
 	sprd_gpio->chip.request = sprd_gpio_request;
 	sprd_gpio->chip.free = sprd_gpio_free;
 	sprd_gpio->chip.get = sprd_gpio_get;
-	sprd_gpio->chip.set = sprd_gpio_set;
+	sprd_gpio->chip.set_rv = sprd_gpio_set;
 	sprd_gpio->chip.direction_input = sprd_gpio_direction_input;
 	sprd_gpio->chip.direction_output = sprd_gpio_direction_output;
 

-- 
2.48.1