openwrtv3/target/linux/lantiq/patches-3.3/205-owrt-gpio-export.patch
Gabor Juhos b472e5d12e kernel: update linux 3.3 to 3.3.6
SVN-Revision: 31709
2012-05-14 09:18:32 +00:00

50 lines
1.2 KiB
Diff

--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -64,9 +64,9 @@ struct gpio_desc {
#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 DEFINE_IDR(dirent_idr);
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 @@ int gpio_export(unsigned gpio, bool dire
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;
@@ -1351,11 +1350,11 @@ const char *gpiochip_is_requested(struct
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);