diff options
| author | Jean Delvare <khali@linux-fr.org> | 2008-01-03 23:35:33 +0100 |
|---|---|---|
| committer | Mark M. Hoffman <mhoffman@lightlink.com> | 2008-02-07 20:39:44 -0500 |
| commit | 1f52af0f6940dd4ab96edb9bbc56012ecc6c67e0 (patch) | |
| tree | 1299b828a31ff093e3c1c47caef417e69eb8a59f /drivers | |
| parent | 7b501b1f53605bec17454dd8bbdbbf3f57a7cf32 (diff) | |
hwmon: (lm77) Add individual alarm files
The new libsensors needs this. As the old library never had support for
the lm77 driver, I even dropped the legacy "alarms" file.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Hans de Goede <j.w.r.degoede@hhs.nl>
Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/hwmon/lm77.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/hwmon/lm77.c b/drivers/hwmon/lm77.c index cee5c2e8cfad..459b70ad6bee 100644 --- a/drivers/hwmon/lm77.c +++ b/drivers/hwmon/lm77.c @@ -31,6 +31,7 @@ #include <linux/jiffies.h> #include <linux/i2c.h> #include <linux/hwmon.h> +#include <linux/hwmon-sysfs.h> #include <linux/err.h> #include <linux/mutex.h> @@ -113,7 +114,6 @@ show(temp_input); show(temp_crit); show(temp_min); show(temp_max); -show(alarms); /* read routines for hysteresis values */ static ssize_t show_temp_crit_hyst(struct device *dev, struct device_attribute *attr, char *buf) @@ -186,6 +186,14 @@ static ssize_t set_temp_crit(struct device *dev, struct device_attribute *attr, return count; } +static ssize_t show_alarm(struct device *dev, struct device_attribute *attr, + char *buf) +{ + int bitnr = to_sensor_dev_attr(attr)->index; + struct lm77_data *data = lm77_update_device(dev); + return sprintf(buf, "%u\n", (data->alarms >> bitnr) & 1); +} + static DEVICE_ATTR(temp1_input, S_IRUGO, show_temp_input, NULL); static DEVICE_ATTR(temp1_crit, S_IWUSR | S_IRUGO, @@ -202,8 +210,9 @@ static DEVICE_ATTR(temp1_min_hyst, S_IRUGO, static DEVICE_ATTR(temp1_max_hyst, S_IRUGO, show_temp_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); static int lm77_attach_adapter(struct i2c_adapter *adapter) { @@ -220,8 +229,9 @@ static struct attribute *lm77_attributes[] = { &dev_attr_temp1_crit_hyst.attr, &dev_attr_temp1_min_hyst.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 }; |