gpiolib: add missing functions to generic fallback

Signed-off-by: Wolfram Sang <[email protected]> Cc: David Brownell <[email protected]> Cc: Greg KH <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
chewitt · Jan 13, 2011 · 5f829e4 · 5f829e4
1 parent 0fdae42
commit 5f829e4
Showing 1 changed file with 20 additions and 0 deletions.
diff --git a/include/linux/gpio.h b/include/linux/gpio.h
@@ -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;