屏蔽不需要的信息

fan.c

@@ -1,10 +1,3 @@
-/*
- * IT8786E 精简内核驱动 (sysfs版本)
- * 功能: temp1_input, temp2_input, fan1_input, fan2_input
- *       pwm1, pwm1_enable, pwm2, pwm2_enable
- * 节点路径: /sys/kernel/vfiec/hwmon/
- */
-
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/kobject.h>
@@ -344,13 +337,7 @@ static ssize_t pwm1_enable_store(struct kobject *kobj, struct kobj_attribute *at
 	if (ret < 0)
 		return ret;
 	mutex_lock(&data->lock);
-	if (val == 0)
-	{
-		/* Full speed */
-		data->fan_main_ctrl &= ~BIT(nr);
-		ec_write_reg(data, IT87_REG_FAN_MAIN_CTRL, data->fan_main_ctrl);
-	}
-	else if (val == 1)
+	if (val == 1)
 	{
 		/* Manual mode */
 		reg = ec_read_reg(data, IT87_REG_PWM[nr]);
@@ -400,13 +387,7 @@ static ssize_t pwm2_enable_store(struct kobject *kobj, struct kobj_attribute *at
 	if (ret < 0)
 		return ret;
 	mutex_lock(&data->lock);
-	if (val == 0)
-	{
-		/* Full speed */
-		data->fan_main_ctrl &= ~BIT(nr);
-		ec_write_reg(data, IT87_REG_FAN_MAIN_CTRL, data->fan_main_ctrl);
-	}
-	else if (val == 1)
+	if (val == 1)
 	{
 		/* Manual mode */
 		reg = ec_read_reg(data, IT87_REG_PWM[nr]);