---

yaml --- r: 96973 b: refs/heads/master c: 803a8d2 h: refs/heads/master i: 96971: 1ac6fe9 v: v3
git-mirror · May 17, 2008 · 963f29e · 963f29e
1 parent 2d28559
commit 963f29e
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Showing 3 changed files with 20 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 92322da9b568a5ddc3ab872491bdc0f1b47ef904
+refs/heads/master: 803a8d2acbf220aeb27f0a98dacb36d4af3d6559
diff --git a/trunk/arch/blackfin/kernel/bfin_gpio.c b/trunk/arch/blackfin/kernel/bfin_gpio.c
@@ -1130,6 +1130,25 @@ void bfin_gpio_irq_prepare(unsigned gpio)
 
 #else
 
+int gpio_get_value(unsigned gpio)
+{
+	unsigned long flags;
+	int ret;
+
+	if (unlikely(get_gpio_edge(gpio))) {
+		local_irq_save(flags);
+		set_gpio_edge(gpio, 0);
+		ret = get_gpio_data(gpio);
+		set_gpio_edge(gpio, 1);
+		local_irq_restore(flags);
+
+		return ret;
+	} else
+		return get_gpio_data(gpio);
+}
+EXPORT_SYMBOL(gpio_get_value);
+
+
 int gpio_direction_input(unsigned gpio)
 {
 	unsigned long flags;

diff --git a/trunk/include/asm-blackfin/gpio.h b/trunk/include/asm-blackfin/gpio.h
@@ -437,7 +437,6 @@ void gpio_set_value(unsigned gpio, int arg);
 int gpio_get_value(unsigned gpio);
 
 #ifndef BF548_FAMILY
-#define gpio_get_value(gpio) 		get_gpio_data(gpio)
 #define gpio_set_value(gpio, value)	set_gpio_data(gpio, value)
 #endif