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Commit 5f829e40 authored by Wolfram Sang's avatar Wolfram Sang Committed by Linus Torvalds
Browse files

gpiolib: add missing functions to generic fallback



Signed-off-by: default avatarWolfram Sang <w.sang@pengutronix.de>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Cc: Greg KH <gregkh@suse.de>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 0fdae42d
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+20 −0
Original line number Diff line number Diff line
@@ -13,6 +13,7 @@
#include <linux/errno.h>

struct device;
struct gpio;
struct gpio_chip;

/*
@@ -34,6 +35,17 @@ static inline int __must_check gpio_request(unsigned gpio, const char *label)
	return -ENOSYS;
}

static inline int __must_check gpio_request_one(unsigned gpio,
					unsigned long flags, const char *label)
{
	return -ENOSYS;
}

static inline int __must_check gpio_request_array(struct gpio *array, size_t num)
{
	return -ENOSYS;
}

static inline void gpio_free(unsigned gpio)
{
	might_sleep();
@@ -42,6 +54,14 @@ static inline void gpio_free(unsigned gpio)
	WARN_ON(1);
}

static inline void gpio_free_array(struct gpio *array, size_t num)
{
	might_sleep();

	/* GPIO can never have been requested */
	WARN_ON(1);
}

static inline int __must_check gpio_direction_input(unsigned gpio)
{
	return -ENOSYS;