linux-kernel - [PATCH v1 2/5] gpiolib: Use fwnode instead of device in gpiochip_get

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Message-ID: <20250213195621.3133406-3-andriy.shevchenko@linux.intel.com>
Date: Thu, 13 Feb 2025 21:48:47 +0200
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
	linux-gpio@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Michael Walle <mwalle@...nel.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Bartosz Golaszewski <brgl@...ev.pl>,
	athieu Dubois-Briand <mathieu.dubois-briand@...tlin.com>
Subject: [PATCH v1 2/5] gpiolib: Use fwnode instead of device in gpiochip_get_ngpios()

The gpiochip_get_ngpios() can be used in the cases where passed device
is not a provider of the certain property. Use fwnode instead.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/gpio/gpiolib.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 0f93aa7736c6..0ede5e3eecfd 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -900,11 +900,12 @@ static struct fwnode_handle *gpiochip_choose_fwnode(struct gpio_chip *gc)
 
 int gpiochip_get_ngpios(struct gpio_chip *gc, struct device *dev)
 {
+	struct fwnode_handle *fwnode = gpiochip_choose_fwnode(gc);
 	u32 ngpios = gc->ngpio;
 	int ret;
 
 	if (ngpios == 0) {
-		ret = device_property_read_u32(dev, "ngpios", &ngpios);
+		ret = fwnode_property_read_u32(fwnode, "ngpios", &ngpios);
 		if (ret == -ENODATA)
 			/*
 			 * -ENODATA means that there is no property found and
-- 
2.45.1.3035.g276e886db78b