adm5120: add experimental 3.14 kernel support

[openwrt/svn-archive/archive.git] / target / linux / adm5120 / patches-3.14 / 203-gpio_leds_brightness.patch

diff --git a/target/linux/adm5120/patches-3.14/203-gpio_leds_brightness.patch b/target/linux/adm5120/patches-3.14/203-gpio_leds_brightness.patch
new file mode 100644 (file)
index 0000000..ac16e9b
--- /dev/null
+++ b/target/linux/adm5120/patches-3.14/203-gpio_leds_brightness.patch
@@ -0,0 +1,27 @@
+--- a/drivers/leds/leds-gpio.c
++++ b/drivers/leds/leds-gpio.c
+@@ -56,13 +56,17 @@ static void gpio_led_set(struct led_clas
+               container_of(led_cdev, struct gpio_led_data, cdev);
+       int level;
+ 
+-      if (value == LED_OFF)
+-              level = 0;
+-      else
+-              level = 1;
+-
+-      if (led_dat->active_low)
+-              level = !level;
++      switch (value) {
++      case LED_OFF:
++              level = led_dat->active_low ? 1 : 0;
++              break;
++      case LED_FULL:
++              level = led_dat->active_low ? 0 : 1;
++              break;
++      default:
++              level = value;
++              break;
++      }
+ 
+       /* Setting GPIOs with I2C/etc requires a task context, and we don't
+        * seem to have a reliable way to know if we're already in one; so