hwmon: (vt8231) Add individual alarm files

[pandora-kernel.git] / drivers / hwmon / vt8231.c

diff --git a/drivers/hwmon/vt8231.c b/drivers/hwmon/vt8231.c
index c604972..ed4b898 100644 (file)
--- a/drivers/hwmon/vt8231.c
+++ b/drivers/hwmon/vt8231.c
@@ -148,7 +148,7 @@ struct vt8231_data {
        const char *name;
 
        struct mutex update_lock;
-       struct class_device *class_dev;
+       struct device *hwmon_dev;
        char valid;             /* !=0 if following fields are valid */
        unsigned long last_updated;     /* In jiffies */
 
@@ -167,7 +167,7 @@ struct vt8231_data {
 
 static struct pci_dev *s_bridge;
 static int vt8231_probe(struct platform_device *pdev);
-static int vt8231_remove(struct platform_device *pdev);
+static int __devexit vt8231_remove(struct platform_device *pdev);
 static struct vt8231_data *vt8231_update_device(struct device *dev);
 static void vt8231_init_device(struct vt8231_data *data);
 
@@ -504,7 +504,7 @@ static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr,
        case 4: data->fan_div[nr] = 2; break;
        case 8: data->fan_div[nr] = 3; break;
        default:
-               dev_err(dev, "fan_div value %ld not supported."
+               dev_err(dev, "fan_div value %ld not supported. "
                        "Choose one of 1, 2, 4 or 8!\n", val);
                mutex_unlock(&data->update_lock);
                return -EINVAL;
@@ -541,6 +541,28 @@ static ssize_t show_alarms(struct device *dev, struct device_attribute *attr,
 }
 static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL);
 
+static ssize_t show_alarm(struct device *dev, struct device_attribute *attr,
+                         char *buf)
+{
+       int bitnr = to_sensor_dev_attr(attr)->index;
+       struct vt8231_data *data = vt8231_update_device(dev);
+       return sprintf(buf, "%u\n", (data->alarms >> bitnr) & 1);
+}
+static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 4);
+static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 11);
+static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 0);
+static SENSOR_DEVICE_ATTR(temp4_alarm, S_IRUGO, show_alarm, NULL, 1);
+static SENSOR_DEVICE_ATTR(temp5_alarm, S_IRUGO, show_alarm, NULL, 3);
+static SENSOR_DEVICE_ATTR(temp6_alarm, S_IRUGO, show_alarm, NULL, 8);
+static SENSOR_DEVICE_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 11);
+static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 0);
+static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 1);
+static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 3);
+static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 8);
+static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 2);
+static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 6);
+static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 7);
+
 static ssize_t show_name(struct device *dev, struct device_attribute
                         *devattr, char *buf)
 {
@@ -549,36 +571,42 @@ static ssize_t show_name(struct device *dev, struct device_attribute
 }
 static DEVICE_ATTR(name, S_IRUGO, show_name, NULL);
 
-static struct attribute *vt8231_attributes_temps[6][4] = {
+static struct attribute *vt8231_attributes_temps[6][5] = {
        {
                &dev_attr_temp1_input.attr,
                &dev_attr_temp1_max_hyst.attr,
                &dev_attr_temp1_max.attr,
+               &sensor_dev_attr_temp1_alarm.dev_attr.attr,
                NULL
        }, {
                &sensor_dev_attr_temp2_input.dev_attr.attr,
                &sensor_dev_attr_temp2_max_hyst.dev_attr.attr,
                &sensor_dev_attr_temp2_max.dev_attr.attr,
+               &sensor_dev_attr_temp2_alarm.dev_attr.attr,
                NULL
        }, {
                &sensor_dev_attr_temp3_input.dev_attr.attr,
                &sensor_dev_attr_temp3_max_hyst.dev_attr.attr,
                &sensor_dev_attr_temp3_max.dev_attr.attr,
+               &sensor_dev_attr_temp3_alarm.dev_attr.attr,
                NULL
        }, {
                &sensor_dev_attr_temp4_input.dev_attr.attr,
                &sensor_dev_attr_temp4_max_hyst.dev_attr.attr,
                &sensor_dev_attr_temp4_max.dev_attr.attr,
+               &sensor_dev_attr_temp4_alarm.dev_attr.attr,
                NULL
        }, {
                &sensor_dev_attr_temp5_input.dev_attr.attr,
                &sensor_dev_attr_temp5_max_hyst.dev_attr.attr,
                &sensor_dev_attr_temp5_max.dev_attr.attr,
+               &sensor_dev_attr_temp5_alarm.dev_attr.attr,
                NULL
        }, {
                &sensor_dev_attr_temp6_input.dev_attr.attr,
                &sensor_dev_attr_temp6_max_hyst.dev_attr.attr,
                &sensor_dev_attr_temp6_max.dev_attr.attr,
+               &sensor_dev_attr_temp6_alarm.dev_attr.attr,
                NULL
        }
 };
@@ -592,36 +620,42 @@ static const struct attribute_group vt8231_group_temps[6] = {
        { .attrs = vt8231_attributes_temps[5] },
 };
 
-static struct attribute *vt8231_attributes_volts[6][4] = {
+static struct attribute *vt8231_attributes_volts[6][5] = {
        {
                &sensor_dev_attr_in0_input.dev_attr.attr,
                &sensor_dev_attr_in0_min.dev_attr.attr,
                &sensor_dev_attr_in0_max.dev_attr.attr,
+               &sensor_dev_attr_in0_alarm.dev_attr.attr,
                NULL
        }, {
                &sensor_dev_attr_in1_input.dev_attr.attr,
                &sensor_dev_attr_in1_min.dev_attr.attr,
                &sensor_dev_attr_in1_max.dev_attr.attr,
+               &sensor_dev_attr_in1_alarm.dev_attr.attr,
                NULL
        }, {
                &sensor_dev_attr_in2_input.dev_attr.attr,
                &sensor_dev_attr_in2_min.dev_attr.attr,
                &sensor_dev_attr_in2_max.dev_attr.attr,
+               &sensor_dev_attr_in2_alarm.dev_attr.attr,
                NULL
        }, {
                &sensor_dev_attr_in3_input.dev_attr.attr,
                &sensor_dev_attr_in3_min.dev_attr.attr,
                &sensor_dev_attr_in3_max.dev_attr.attr,
+               &sensor_dev_attr_in3_alarm.dev_attr.attr,
                NULL
        }, {
                &sensor_dev_attr_in4_input.dev_attr.attr,
                &sensor_dev_attr_in4_min.dev_attr.attr,
                &sensor_dev_attr_in4_max.dev_attr.attr,
+               &sensor_dev_attr_in4_alarm.dev_attr.attr,
                NULL
        }, {
                &dev_attr_in5_input.attr,
                &dev_attr_in5_min.attr,
                &dev_attr_in5_max.attr,
+               &sensor_dev_attr_in5_alarm.dev_attr.attr,
                NULL
        }
 };
@@ -642,6 +676,8 @@ static struct attribute *vt8231_attributes[] = {
        &sensor_dev_attr_fan2_min.dev_attr.attr,
        &sensor_dev_attr_fan1_div.dev_attr.attr,
        &sensor_dev_attr_fan2_div.dev_attr.attr,
+       &sensor_dev_attr_fan1_alarm.dev_attr.attr,
+       &sensor_dev_attr_fan2_alarm.dev_attr.attr,
        &dev_attr_alarms.attr,
        &dev_attr_name.attr,
        NULL
@@ -676,7 +712,7 @@ static struct pci_driver vt8231_pci_driver = {
        .probe          = vt8231_pci_probe,
 };
 
-int vt8231_probe(struct platform_device *pdev)
+static int vt8231_probe(struct platform_device *pdev)
 {
        struct resource *res;
        struct vt8231_data *data;
@@ -726,9 +762,9 @@ int vt8231_probe(struct platform_device *pdev)
                }
        }
 
-       data->class_dev = hwmon_device_register(&pdev->dev);
-       if (IS_ERR(data->class_dev)) {
-               err = PTR_ERR(data->class_dev);
+       data->hwmon_dev = hwmon_device_register(&pdev->dev);
+       if (IS_ERR(data->hwmon_dev)) {
+               err = PTR_ERR(data->hwmon_dev);
                goto exit_remove_files;
        }
        return 0;
@@ -751,12 +787,12 @@ exit_release:
        return err;
 }
 
-static int vt8231_remove(struct platform_device *pdev)
+static int __devexit vt8231_remove(struct platform_device *pdev)
 {
        struct vt8231_data *data = platform_get_drvdata(pdev);
        int i;
 
-       hwmon_device_unregister(data->class_dev);
+       hwmon_device_unregister(data->hwmon_dev);
 
        for (i = 0; i < ARRAY_SIZE(vt8231_group_volts); i++)
                sysfs_remove_group(&pdev->dev.kobj, &vt8231_group_volts[i]);