diff --git a/10_lightning_node_pro_led/lightning_node_pro_led.c b/10_lightning_node_pro_led/lightning_node_pro_led.c
index 8c1c0be..92b5e26 100644
--- a/10_lightning_node_pro_led/lightning_node_pro_led.c
+++ b/10_lightning_node_pro_led/lightning_node_pro_led.c
@@ -39,7 +39,7 @@ struct lnp_fan {
 
 struct lnp_device {
 	struct hid_device *hdev;
-	struct mutex lock;
+	spinlock_t lock;
 
 	const char *dev_name;
 
@@ -47,8 +47,33 @@ struct lnp_device {
 	int fans_count;
 	int rgb_leds_per_fan_count;
 	void *fans_data;
+	bool update_fans_leds;
 };
 
+static inline void lnp_schedule_work(struct lnp_device *lnp_dev)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&lnp_dev->lock, flags);
+	// if (ds->output_worker_initialized)
+	// 	schedule_work(&ds->output_worker);
+	spin_unlock_irqrestore(&lnp_dev->lock, flags);
+}
+
+static void lnp_set_led_colors(struct lnp_device *lnp_dev,
+			       struct lnp_rgb_led *lnp_rgb_led, uint8_t red,
+			       uint8_t green, uint8_t blue)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&lnp_dev->lock, flags);
+	lnp_dev->update_fans_leds = true;
+	lnp_rgb_led->red = red;
+	lnp_rgb_led->green = green;
+	lnp_rgb_led->blue = blue;
+	spin_unlock_irqrestore(&lnp_dev->lock, flags);
+}
+
 static inline int lnp_extract_fan_and_led_index(struct led_classdev *cdev,
 						int *fan_index, int *led_index)
 {
@@ -58,7 +83,7 @@ static inline int lnp_extract_fan_and_led_index(struct led_classdev *cdev,
 	if (!substr)
 		return -EINVAL;
 
-	ret = ret = sscanf(substr, "fan-%d-led-%d", fan_index, led_index);
+	ret = sscanf(substr, "fan-%d-led-%d", fan_index, led_index);
 	if (ret != 2)
 		return -EINVAL;
 
@@ -66,7 +91,7 @@ static inline int lnp_extract_fan_and_led_index(struct led_classdev *cdev,
 }
 
 static int lnp_rgb_let_brightness_set(struct led_classdev *cdev,
-				      enum led_brightness)
+				      enum led_brightness brightness)
 {
 	struct hid_device *hdev = to_hid_device(cdev->dev->parent);
 	struct led_classdev_mc *mc_cdev = lcdev_to_mccdev(cdev);
@@ -83,6 +108,15 @@ static int lnp_rgb_let_brightness_set(struct led_classdev *cdev,
 
 	struct lnp_fan *lnp_fan = lnp_dev->fans_data + fan_index;
 	struct lnp_rgb_led *lnp_rgb_led = lnp_fan->rgb_leds_data + led_index;
+	uint8_t red, green, blue;
+
+	led_mc_calc_color_components(mc_cdev, brightness);
+
+	red = mc_cdev->subled_info[0].brightness;
+	green = mc_cdev->subled_info[1].brightness;
+	blue = mc_cdev->subled_info[2].brightness;
+
+	lnp_set_led_colors(lnp_dev, lnp_rgb_led, red, green, blue);
 
 	return 0;
 }
@@ -208,8 +242,6 @@ static inline int lnp_init(struct hid_device *hdev)
 
 	lnp_dev->hdev = hdev;
 	lnp_dev->dev_name = dev_name(&hdev->dev);
-	mutex_init(&lnp_dev->lock);
-
 	lnp_dev->type = LNP_LED_LL120; // Only support LL120 for now
 	lnp_dev->fans_count = number_of_fan;