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[PATCH] w83627ehf: Add alarms support 

Add alarms support for the W83627EHF/EHG hardware monitoring chip.

This is based on an earlier patch from Rudolf Marek.

Signed-off-by: Rudolf Marek <r.marek@sh.cvut.cz>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jean Delvare 2006-03-23 16:30:29 +01:00 коммит произвёл Greg Kroah-Hartman
Родитель cf0676fe42
Коммит a4589dbb4e
1 изменённых файлов: 46 добавлений и 0 удалений
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46
drivers/hwmon/w83627ehf.c
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@ -141,6 +141,10 @@ static const u16 W83627EHF_REG_TEMP_CONFIG[] = { 0x152, 0x252 };
#define W83627EHF_REG_DIODE 0x59
#define W83627EHF_REG_SMI_OVT 0x4C
#define W83627EHF_REG_ALARM1 0x459
#define W83627EHF_REG_ALARM2 0x45A
#define W83627EHF_REG_ALARM3 0x45B
/*
* Conversions
*/
@ -218,6 +222,7 @@ struct w83627ehf_data {
s16 temp[2];
s16 temp_max[2];
s16 temp_max_hyst[2];
u32 alarms;
};
static inline int is_word_sized(u16 reg)
@ -427,6 +432,13 @@ static struct w83627ehf_data *w83627ehf_update_device(struct device *dev)
W83627EHF_REG_TEMP_HYST[i]);
}
data->alarms = w83627ehf_read_value(client,
W83627EHF_REG_ALARM1) |
(w83627ehf_read_value(client,
W83627EHF_REG_ALARM2) << 8) |
(w83627ehf_read_value(client,
W83627EHF_REG_ALARM3) << 16);
data->last_updated = jiffies;
data->valid = 1;
}
@ -474,6 +486,14 @@ store_in_##reg (struct device *dev, struct device_attribute *attr, \
store_in_reg(MIN, min)
store_in_reg(MAX, max)
static ssize_t show_alarm(struct device *dev, struct device_attribute *attr, char *buf)
{
struct w83627ehf_data *data = w83627ehf_update_device(dev);
struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr);
int nr = sensor_attr->index;
return sprintf(buf, "%u\n", (data->alarms >> nr) & 0x01);
}
static struct sensor_device_attribute sda_in_input[] = {
SENSOR_ATTR(in0_input, S_IRUGO, show_in, NULL, 0),
SENSOR_ATTR(in1_input, S_IRUGO, show_in, NULL, 1),
@ -487,6 +507,19 @@ static struct sensor_device_attribute sda_in_input[] = {
SENSOR_ATTR(in9_input, S_IRUGO, show_in, NULL, 9),
};
static struct sensor_device_attribute sda_in_alarm[] = {
SENSOR_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 0),
SENSOR_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 1),
SENSOR_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 2),
SENSOR_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 3),
SENSOR_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 8),
SENSOR_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 21),
SENSOR_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 20),
SENSOR_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 16),
SENSOR_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 17),
SENSOR_ATTR(in9_alarm, S_IRUGO, show_alarm, NULL, 19),
};
static struct sensor_device_attribute sda_in_min[] = {
SENSOR_ATTR(in0_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 0),
SENSOR_ATTR(in1_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 1),
@ -516,6 +549,7 @@ static struct sensor_device_attribute sda_in_max[] = {
static void device_create_file_in(struct device *dev, int i)
{
device_create_file(dev, &sda_in_input[i].dev_attr);
device_create_file(dev, &sda_in_alarm[i].dev_attr);
device_create_file(dev, &sda_in_min[i].dev_attr);
device_create_file(dev, &sda_in_max[i].dev_attr);
}
@ -618,6 +652,14 @@ static struct sensor_device_attribute sda_fan_input[] = {
SENSOR_ATTR(fan5_input, S_IRUGO, show_fan, NULL, 4),
};
static struct sensor_device_attribute sda_fan_alarm[] = {
SENSOR_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 6),
SENSOR_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 7),
SENSOR_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 11),
SENSOR_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, 10),
SENSOR_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, 23),
};
static struct sensor_device_attribute sda_fan_min[] = {
SENSOR_ATTR(fan1_min, S_IWUSR | S_IRUGO, show_fan_min,
store_fan_min, 0),
@ -642,6 +684,7 @@ static struct sensor_device_attribute sda_fan_div[] = {
static void device_create_file_fan(struct device *dev, int i)
{
device_create_file(dev, &sda_fan_input[i].dev_attr);
device_create_file(dev, &sda_fan_alarm[i].dev_attr);
device_create_file(dev, &sda_fan_div[i].dev_attr);
device_create_file(dev, &sda_fan_min[i].dev_attr);
}
@ -729,6 +772,9 @@ static struct sensor_device_attribute sda_temp[] = {
store_temp_max_hyst, 0),
SENSOR_ATTR(temp3_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst,
store_temp_max_hyst, 1),
SENSOR_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 4),
SENSOR_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 5),
SENSOR_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 13),
};
/*