openwrt/target/linux/lantiq/patches/205-owrt-gpio-export.patch
John Crispin 55bf39e98c fixes gpio_export patch
SVN-Revision: 30521
2012-02-14 15:05:57 +00:00

53 lines
1.3 KiB
Diff

Index: linux-3.1.10/drivers/gpio/gpiolib.c
===================================================================
--- linux-3.1.10.orig/drivers/gpio/gpiolib.c 2012-01-18 16:33:18.000000000 +0100
+++ linux-3.1.10/drivers/gpio/gpiolib.c 2012-02-03 20:22:42.554529747 +0100
@@ -64,9 +64,9 @@
#define GPIO_FLAGS_MASK ((1 << ID_SHIFT) - 1)
#define GPIO_TRIGGER_MASK (BIT(FLAG_TRIG_FALL) | BIT(FLAG_TRIG_RISE))
-#ifdef CONFIG_DEBUG_FS
+//#ifdef CONFIG_DEBUG_FS
const char *label;
-#endif
+//#endif
};
static struct gpio_desc gpio_desc[ARCH_NR_GPIOS];
@@ -76,9 +76,9 @@
static inline void desc_set_label(struct gpio_desc *d, const char *label)
{
-#ifdef CONFIG_DEBUG_FS
+//#ifdef CONFIG_DEBUG_FS
d->label = label;
-#endif
+//#endif
}
/* Warn when drivers omit gpio_request() calls -- legal but ill-advised
@@ -727,7 +727,6 @@
if (desc->chip->names && desc->chip->names[gpio - desc->chip->base])
ioname = desc->chip->names[gpio - desc->chip->base];
-
if (status == 0) {
struct device *dev;
@@ -1347,11 +1346,11 @@
return NULL;
if (test_bit(FLAG_REQUESTED, &gpio_desc[gpio].flags) == 0)
return NULL;
-#ifdef CONFIG_DEBUG_FS
+//#ifdef CONFIG_DEBUG_FS
return gpio_desc[gpio].label;
-#else
- return "?";
-#endif
+//#else
+// return "?";
+//#endif
}
EXPORT_SYMBOL_GPL(gpiochip_is_requested);