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hwmon: (w83792d) Implement the standard intrusion detection interface 

We have a standard intrusion detection interface now, drivers should
implement it. I've left the old interface in place for the time being,
with a deprecation warning, it will be removed later.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Guenter Roeck <guenter.roeck@ericsson.com>
This commit is contained in:
Jean Delvare 2011-01-12 21:55:09 +01:00 committed by Jean Delvare
parent 0de2b24480
commit c32301b595
1 changed files with 41 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

44
drivers/hwmon/w83792d.c
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@ -691,13 +691,23 @@ store_pwm_mode(struct device *dev, struct device_attribute *attr,
}
static ssize_t
show_regs_chassis(struct device *dev, struct device_attribute *attr,
show_chassis(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct w83792d_data *data = w83792d_update_device(dev);
return sprintf(buf, "%d\n", data->chassis);
}
static ssize_t
show_regs_chassis(struct device *dev, struct device_attribute *attr,
char *buf)
{
dev_warn(dev,
"Attribute %s is deprecated, use intrusion0_alarm instead\n",
"chassis");
return show_chassis(dev, attr, buf);
}
static ssize_t
show_chassis_clear(struct device *dev, struct device_attribute *attr, char *buf)
{
@ -706,7 +716,7 @@ show_chassis_clear(struct device *dev, struct device_attribute *attr, char *buf)
}
static ssize_t
store_chassis_clear(struct device *dev, struct device_attribute *attr,
store_chassis_clear_legacy(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct i2c_client *client = to_i2c_client(dev);
@ -714,6 +724,10 @@ store_chassis_clear(struct device *dev, struct device_attribute *attr,
u32 val;
u8 temp1 = 0, temp2 = 0;
dev_warn(dev,
"Attribute %s is deprecated, use intrusion0_alarm instead\n",
"chassis_clear");
val = simple_strtoul(buf, NULL, 10);
mutex_lock(&data->update_lock);
data->chassis_clear = SENSORS_LIMIT(val, 0 ,1);
@ -726,6 +740,27 @@ store_chassis_clear(struct device *dev, struct device_attribute *attr,
return count;
}
static ssize_t
store_chassis_clear(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct i2c_client *client = to_i2c_client(dev);
struct w83792d_data *data = i2c_get_clientdata(client);
unsigned long val;
u8 reg;
if (strict_strtoul(buf, 10, &val) || val != 0)
return -EINVAL;
mutex_lock(&data->update_lock);
reg = w83792d_read_value(client, W83792D_REG_CHASSIS_CLR);
w83792d_write_value(client, W83792D_REG_CHASSIS_CLR, reg | 0x80);
data->valid = 0; /* Force cache refresh */
mutex_unlock(&data->update_lock);
return count;
}
/* For Smart Fan I / Thermal Cruise */
static ssize_t
show_thermal_cruise(struct device *dev, struct device_attribute *attr,
@ -1012,7 +1047,9 @@ static SENSOR_DEVICE_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, 22);
static SENSOR_DEVICE_ATTR(fan6_alarm, S_IRUGO, show_alarm, NULL, 23);
static DEVICE_ATTR(chassis, S_IRUGO, show_regs_chassis, NULL);
static DEVICE_ATTR(chassis_clear, S_IRUGO | S_IWUSR,
show_chassis_clear, store_chassis_clear);
show_chassis_clear, store_chassis_clear_legacy);
static DEVICE_ATTR(intrusion0_alarm, S_IRUGO | S_IWUSR,
show_chassis, store_chassis_clear);
static SENSOR_DEVICE_ATTR(pwm1, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 0);
static SENSOR_DEVICE_ATTR(pwm2, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 1);
static SENSOR_DEVICE_ATTR(pwm3, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 2);
@ -1214,6 +1251,7 @@ static struct attribute *w83792d_attributes[] = {
&dev_attr_alarms.attr,
&dev_attr_chassis.attr,
&dev_attr_chassis_clear.attr,
&dev_attr_intrusion0_alarm.attr,
&sensor_dev_attr_tolerance1.dev_attr.attr,
&sensor_dev_attr_thermal_cruise1.dev_attr.attr,
&sensor_dev_attr_tolerance2.dev_attr.attr,