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authorJean Delvare <khali@linux-fr.org>2008-01-06 15:25:52 +0100
committerMark M. Hoffman <mhoffman@lightlink.com>2008-02-17 09:27:18 -0500
commit6cb59e915d04f71c62a0ee8fab34de274aa3fe2a (patch)
treed8410cdbd344e886a13a1bc1428c7da93ce0fadb /drivers
parent101142c37be8e5af9b847860219217e6b958c739 (diff)
hwmon: (lm92) Add individual alarm files
The new libsensors needs these individual alarm files. Signed-off-by: Jean Delvare <khali@linux-fr.org> Acked-by: Juerg Haefliger <juergh at gmail.com> Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/hwmon/lm92.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/hwmon/lm92.c b/drivers/hwmon/lm92.c
index af5c77d568f..a2b804115ce 100644
--- a/drivers/hwmon/lm92.c
+++ b/drivers/hwmon/lm92.c
@@ -45,6 +45,7 @@
#include <linux/slab.h>
#include <linux/i2c.h>
#include <linux/hwmon.h>
+#include <linux/hwmon-sysfs.h>
#include <linux/err.h>
#include <linux/mutex.h>
@@ -209,6 +210,14 @@ static ssize_t show_alarms(struct device *dev, struct device_attribute *attr, ch
return sprintf(buf, "%d\n", ALARMS_FROM_REG(data->temp1_input));
}
+static ssize_t show_alarm(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ int bitnr = to_sensor_dev_attr(attr)->index;
+ struct lm92_data *data = lm92_update_device(dev);
+ return sprintf(buf, "%d\n", (data->temp1_input >> bitnr) & 1);
+}
+
static DEVICE_ATTR(temp1_input, S_IRUGO, show_temp1_input, NULL);
static DEVICE_ATTR(temp1_crit, S_IWUSR | S_IRUGO, show_temp1_crit,
set_temp1_crit);
@@ -221,6 +230,9 @@ static DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_temp1_max,
set_temp1_max);
static DEVICE_ATTR(temp1_max_hyst, S_IRUGO, show_temp1_max_hyst, NULL);
static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL);
+static SENSOR_DEVICE_ATTR(temp1_crit_alarm, S_IRUGO, show_alarm, NULL, 2);
+static SENSOR_DEVICE_ATTR(temp1_min_alarm, S_IRUGO, show_alarm, NULL, 0);
+static SENSOR_DEVICE_ATTR(temp1_max_alarm, S_IRUGO, show_alarm, NULL, 1);
/*
@@ -297,7 +309,9 @@ static struct attribute *lm92_attributes[] = {
&dev_attr_temp1_max.attr,
&dev_attr_temp1_max_hyst.attr,
&dev_attr_alarms.attr,
-
+ &sensor_dev_attr_temp1_crit_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp1_min_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp1_max_alarm.dev_attr.attr,
NULL
};