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authorGabor Juhos <juhosg@openwrt.org>2007-10-20 05:26:19 +0000
committerGabor Juhos <juhosg@openwrt.org>2007-10-20 05:26:19 +0000
commit2228e4092c4662ea0e5bafc92e98d5c95126aa60 (patch)
tree04d1bb93818cb7299241b55a1c2288455dd32606
parent2eca863b8e69cc9805d0ab368d7ea141dd904268 (diff)
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add patch for gpio-leds to support special brightness values, thanks to Bernhard Held (closes: #2572)
SVN-Revision: 9360
-rw-r--r--target/linux/adm5120/patches-2.6.23/203-gpio_leds_brightness.patch29
1 files changed, 29 insertions, 0 deletions
diff --git a/target/linux/adm5120/patches-2.6.23/203-gpio_leds_brightness.patch b/target/linux/adm5120/patches-2.6.23/203-gpio_leds_brightness.patch
new file mode 100644
index 0000000000..9b6fc49c75
--- /dev/null
+++ b/target/linux/adm5120/patches-2.6.23/203-gpio_leds_brightness.patch
@@ -0,0 +1,29 @@
+Index: linux-2.6.23/drivers/leds/leds-gpio.c
+===================================================================
+--- linux-2.6.23.orig/drivers/leds/leds-gpio.c
++++ linux-2.6.23/drivers/leds/leds-gpio.c
+@@ -41,13 +41,17 @@
+ 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 preemptible task context */
+ if (led_dat->can_sleep) {