linux-kernel - [PATCH 1/3] gpiolib: add gpiod_to_gpio

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Message-Id: <20240125081601.118051-1-krzysztof.kozlowski@linaro.org>
Date: Thu, 25 Jan 2024 09:15:59 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Linus Walleij <linus.walleij@...aro.org>,
	Bartosz Golaszewski <brgl@...ev.pl>,
	Peter Rosin <peda@...ntia.se>,
	linux-gpio@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
	stable@...r.kernel.org,
	Philipp Zabel <p.zabel@...gutronix.de>
Subject: [PATCH 1/3] gpiolib: add gpiod_to_gpio_device() stub for !GPIOLIB

Add empty stub of gpiod_to_gpio_device() when GPIOLIB is not enabled.

Cc: <stable@...r.kernel.org>
Fixes: 370232d096e3 ("gpiolib: provide gpiod_to_gpio_device()")
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

---

Cc: Philipp Zabel <p.zabel@...gutronix.de>
---
 include/linux/gpio/driver.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h
index 9a5c6c76e653..012797e7106d 100644
--- a/include/linux/gpio/driver.h
+++ b/include/linux/gpio/driver.h
@@ -819,6 +819,12 @@ static inline struct gpio_chip *gpiod_to_chip(const struct gpio_desc *desc)
 	return ERR_PTR(-ENODEV);
 }
 
+static inline struct gpio_device *gpiod_to_gpio_device(struct gpio_desc *desc)
+{
+	WARN_ON(1);
+	return ERR_PTR(-ENODEV);
+}
+
 static inline int gpiochip_lock_as_irq(struct gpio_chip *gc,
 				       unsigned int offset)
 {
-- 
2.34.1