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Commit fd7337fd authored by Markus Pargmann's avatar Markus Pargmann Committed by Linus Walleij
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gpiolib-of: Rename gpio_hog functions to be generic 



The gpio hogging functions are currently only used for gpio-hogging. But
these functions are widely generic ones which parse gpio device nodes in
the DT.

Signed-off-by: default avatarMarkus Pargmann <mpa@pengutronix.de>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 1f93e4a9

drivers/gpio/gpiolib-of.c

+10 −10
Original line number Diff line number Diff line
@@ -119,17 +119,17 @@ int of_get_named_gpio_flags(struct device_node *np, const char *list_name, 
EXPORT_SYMBOL(of_get_named_gpio_flags);



/**

 * of_get_gpio_hog() - Get a GPIO hog descriptor, names and flags for GPIO API

 * of_parse_own_gpio() - Get a GPIO hog descriptor, names and flags for GPIO API

 * @np:		device node to get GPIO from

 * @name:	GPIO line name

 * @lflags:	gpio_lookup_flags - returned from of_find_gpio() or

 *		of_get_gpio_hog()

 *		of_parse_own_gpio()

 * @dflags:	gpiod_flags - optional GPIO initialization flags

 *

 * Returns GPIO descriptor to use with Linux GPIO API, or one of the errno

 * value on the error condition.

 */

static struct gpio_desc *of_get_gpio_hog(struct device_node *np,

static struct gpio_desc *of_parse_own_gpio(struct device_node *np,

					   const char **name,

					   enum gpio_lookup_flags *lflags,

					   enum gpiod_flags *dflags)
@@ -196,13 +196,13 @@ static struct gpio_desc *of_get_gpio_hog(struct device_node *np, 
}



/**

 * of_gpiochip_scan_hogs - Scan gpio-controller and apply GPIO hog as requested

 * of_gpiochip_scan_gpios - Scan gpio-controller for gpio definitions

 * @chip:	gpio chip to act on

 *

 * This is only used by of_gpiochip_add to request/set GPIO initial

 * configuration.

 */

static void of_gpiochip_scan_hogs(struct gpio_chip *chip)

static void of_gpiochip_scan_gpios(struct gpio_chip *chip)

{

	struct gpio_desc *desc = NULL;

	struct device_node *np;
@@ -214,7 +214,7 @@ static void of_gpiochip_scan_hogs(struct gpio_chip *chip) 
		if (!of_property_read_bool(np, "gpio-hog"))

			continue;



		desc = of_get_gpio_hog(np, &name, &lflags, &dflags);

		desc = of_parse_own_gpio(np, &name, &lflags, &dflags);

		if (IS_ERR(desc))

			continue;
@@ -440,7 +440,7 @@ int of_gpiochip_add(struct gpio_chip *chip) 


	of_node_get(chip->of_node);



	of_gpiochip_scan_hogs(chip);

	of_gpiochip_scan_gpios(chip);



	return 0;

}