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authorJean Delvare <khali@linux-fr.org>2007-10-22 17:47:16 +0200
committerMark M. Hoffman <mhoffman@lightlink.com>2008-02-07 20:39:41 -0500
commitda6848da293b88e5ac46f5ecc6ae41122d5f680b (patch)
tree401d6b3bc8ece09443cf47457b226eee9b7ac114 /drivers/hwmon/gl518sm.c
parent28292e79dcecac3688530a7f78d1930b78fac96b (diff)
downloadlwn-da6848da293b88e5ac46f5ecc6ae41122d5f680b.tar.gz
lwn-da6848da293b88e5ac46f5ecc6ae41122d5f680b.zip
hwmon: (gl518sm) Add individual alarm and beep files
The new libsensors needs these. Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
Diffstat (limited to 'drivers/hwmon/gl518sm.c')
-rw-r--r--drivers/hwmon/gl518sm.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/drivers/hwmon/gl518sm.c b/drivers/hwmon/gl518sm.c
index ed901f96a04f..535ad8776a68 100644
--- a/drivers/hwmon/gl518sm.c
+++ b/drivers/hwmon/gl518sm.c
@@ -345,6 +345,61 @@ static DEVICE_ATTR(beep_enable, S_IWUSR|S_IRUGO,
static DEVICE_ATTR(beep_mask, S_IWUSR|S_IRUGO,
show_beep_mask, set_beep_mask);
+static ssize_t show_alarm(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ int bitnr = to_sensor_dev_attr(attr)->index;
+ struct gl518_data *data = gl518_update_device(dev);
+ return sprintf(buf, "%u\n", (data->alarms >> bitnr) & 1);
+}
+
+static SENSOR_DEVICE_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 0);
+static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 1);
+static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 2);
+static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 3);
+static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 4);
+static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 5);
+static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 6);
+
+static ssize_t show_beep(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ int bitnr = to_sensor_dev_attr(attr)->index;
+ struct gl518_data *data = gl518_update_device(dev);
+ return sprintf(buf, "%u\n", (data->beep_mask >> bitnr) & 1);
+}
+
+static ssize_t set_beep(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct i2c_client *client = to_i2c_client(dev);
+ struct gl518_data *data = i2c_get_clientdata(client);
+ int bitnr = to_sensor_dev_attr(attr)->index;
+ unsigned long bit;
+
+ bit = simple_strtoul(buf, NULL, 10);
+ if (bit & ~1)
+ return -EINVAL;
+
+ mutex_lock(&data->update_lock);
+ data->beep_mask = gl518_read_value(client, GL518_REG_ALARM);
+ if (bit)
+ data->beep_mask |= (1 << bitnr);
+ else
+ data->beep_mask &= ~(1 << bitnr);
+ gl518_write_value(client, GL518_REG_ALARM, data->beep_mask);
+ mutex_unlock(&data->update_lock);
+ return count;
+}
+
+static SENSOR_DEVICE_ATTR(in0_beep, S_IRUGO|S_IWUSR, show_beep, set_beep, 0);
+static SENSOR_DEVICE_ATTR(in1_beep, S_IRUGO|S_IWUSR, show_beep, set_beep, 1);
+static SENSOR_DEVICE_ATTR(in2_beep, S_IRUGO|S_IWUSR, show_beep, set_beep, 2);
+static SENSOR_DEVICE_ATTR(in3_beep, S_IRUGO|S_IWUSR, show_beep, set_beep, 3);
+static SENSOR_DEVICE_ATTR(temp1_beep, S_IRUGO|S_IWUSR, show_beep, set_beep, 4);
+static SENSOR_DEVICE_ATTR(fan1_beep, S_IRUGO|S_IWUSR, show_beep, set_beep, 5);
+static SENSOR_DEVICE_ATTR(fan2_beep, S_IRUGO|S_IWUSR, show_beep, set_beep, 6);
+
static struct attribute *gl518_attributes[] = {
&dev_attr_in3_input.attr,
&dev_attr_in0_min.attr,
@@ -355,6 +410,14 @@ static struct attribute *gl518_attributes[] = {
&dev_attr_in1_max.attr,
&dev_attr_in2_max.attr,
&dev_attr_in3_max.attr,
+ &sensor_dev_attr_in0_alarm.dev_attr.attr,
+ &sensor_dev_attr_in1_alarm.dev_attr.attr,
+ &sensor_dev_attr_in2_alarm.dev_attr.attr,
+ &sensor_dev_attr_in3_alarm.dev_attr.attr,
+ &sensor_dev_attr_in0_beep.dev_attr.attr,
+ &sensor_dev_attr_in1_beep.dev_attr.attr,
+ &sensor_dev_attr_in2_beep.dev_attr.attr,
+ &sensor_dev_attr_in3_beep.dev_attr.attr,
&dev_attr_fan1_auto.attr,
&sensor_dev_attr_fan1_input.dev_attr.attr,
@@ -363,10 +426,16 @@ static struct attribute *gl518_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,
+ &sensor_dev_attr_fan1_beep.dev_attr.attr,
+ &sensor_dev_attr_fan2_beep.dev_attr.attr,
&dev_attr_temp1_input.attr,
&dev_attr_temp1_max.attr,
&dev_attr_temp1_max_hyst.attr,
+ &sensor_dev_attr_temp1_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp1_beep.dev_attr.attr,
&dev_attr_alarms.attr,
&dev_attr_beep_enable.attr,