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yaml
---
r: 115895
b: refs/heads/master
c: b267e8c
h: refs/heads/master
i:
  115893: 0b541d6
  115891: 52816f3
  115887: c1546c7
v: v3
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Jim Cromie authored and Linus Torvalds committed Oct 20, 2008
1 parent 991bb8d commit e9add6e
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Showing 2 changed files with 81 additions and 5 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 492e9657d1a790f44ab9b0e03fc72c1d8145f590
refs/heads/master: b267e8cdc638dfa53360d532aa56afa0ec12e6a5
84 changes: 80 additions & 4 deletions trunk/drivers/hwmon/pc87360.c
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Original file line number Diff line number Diff line change
Expand Up @@ -845,12 +845,76 @@ static ssize_t show_temp_alarms(struct device *dev, struct device_attribute *att
}
static DEVICE_ATTR(alarms_temp, S_IRUGO, show_temp_alarms, NULL);

/* show_temp_min/max_alarm() reads data from the per-channel status
register (sec 12.3.7), not the temp event status registers (sec
12.3.2) that show_temp_alarm() reads (via data->temp_alarms) */

static ssize_t show_temp_min_alarm(struct device *dev,
struct device_attribute *devattr, char *buf)
{
struct pc87360_data *data = pc87360_update_device(dev);
unsigned nr = to_sensor_dev_attr(devattr)->index;

return sprintf(buf, "%u\n", !!(data->temp_status[nr] & CHAN_ALM_MIN));
}
static ssize_t show_temp_max_alarm(struct device *dev,
struct device_attribute *devattr, char *buf)
{
struct pc87360_data *data = pc87360_update_device(dev);
unsigned nr = to_sensor_dev_attr(devattr)->index;

return sprintf(buf, "%u\n", !!(data->temp_status[nr] & CHAN_ALM_MAX));
}
static ssize_t show_temp_crit_alarm(struct device *dev,
struct device_attribute *devattr, char *buf)
{
struct pc87360_data *data = pc87360_update_device(dev);
unsigned nr = to_sensor_dev_attr(devattr)->index;

return sprintf(buf, "%u\n", !!(data->temp_status[nr] & TEMP_ALM_CRIT));
}

static struct sensor_device_attribute temp_min_alarm[] = {
SENSOR_ATTR(temp1_min_alarm, S_IRUGO, show_temp_min_alarm, NULL, 0),
SENSOR_ATTR(temp2_min_alarm, S_IRUGO, show_temp_min_alarm, NULL, 1),
SENSOR_ATTR(temp3_min_alarm, S_IRUGO, show_temp_min_alarm, NULL, 2),
};
static struct sensor_device_attribute temp_max_alarm[] = {
SENSOR_ATTR(temp1_max_alarm, S_IRUGO, show_temp_max_alarm, NULL, 0),
SENSOR_ATTR(temp2_max_alarm, S_IRUGO, show_temp_max_alarm, NULL, 1),
SENSOR_ATTR(temp3_max_alarm, S_IRUGO, show_temp_max_alarm, NULL, 2),
};
static struct sensor_device_attribute temp_crit_alarm[] = {
SENSOR_ATTR(temp1_crit_alarm, S_IRUGO, show_temp_crit_alarm, NULL, 0),
SENSOR_ATTR(temp2_crit_alarm, S_IRUGO, show_temp_crit_alarm, NULL, 1),
SENSOR_ATTR(temp3_crit_alarm, S_IRUGO, show_temp_crit_alarm, NULL, 2),
};

#define TEMP_FAULT 0x40 /* open diode */
static ssize_t show_temp_fault(struct device *dev,
struct device_attribute *devattr, char *buf)
{
struct pc87360_data *data = pc87360_update_device(dev);
unsigned nr = to_sensor_dev_attr(devattr)->index;

return sprintf(buf, "%u\n", !!(data->temp_status[nr] & TEMP_FAULT));
}
static struct sensor_device_attribute temp_fault[] = {
SENSOR_ATTR(temp1_fault, S_IRUGO, show_temp_fault, NULL, 0),
SENSOR_ATTR(temp2_fault, S_IRUGO, show_temp_fault, NULL, 1),
SENSOR_ATTR(temp3_fault, S_IRUGO, show_temp_fault, NULL, 2),
};

#define TEMP_UNIT_ATTRS(X) \
&temp_input[X].dev_attr.attr, \
&temp_status[X].dev_attr.attr, \
&temp_min[X].dev_attr.attr, \
&temp_max[X].dev_attr.attr, \
&temp_crit[X].dev_attr.attr
&temp_crit[X].dev_attr.attr, \
&temp_min_alarm[X].dev_attr.attr, \
&temp_max_alarm[X].dev_attr.attr, \
&temp_crit_alarm[X].dev_attr.attr, \
&temp_fault[X].dev_attr.attr

static struct attribute * pc8736x_temp_attr_array[] = {
TEMP_UNIT_ATTRS(0),
Expand All @@ -864,8 +928,8 @@ static const struct attribute_group pc8736x_temp_group = {
.attrs = pc8736x_temp_attr_array,
};

static ssize_t show_name(struct device *dev, struct device_attribute
*devattr, char *buf)
static ssize_t show_name(struct device *dev,
struct device_attribute *devattr, char *buf)
{
struct pc87360_data *data = dev_get_drvdata(dev);
return sprintf(buf, "%s\n", data->name);
Expand Down Expand Up @@ -1086,7 +1150,15 @@ static int __devinit pc87360_probe(struct platform_device *pdev)
|| (err = device_create_file(dev,
&temp_crit[i].dev_attr))
|| (err = device_create_file(dev,
&temp_status[i].dev_attr)))
&temp_status[i].dev_attr))
|| (err = device_create_file(dev,
&temp_min_alarm[i].dev_attr))
|| (err = device_create_file(dev,
&temp_max_alarm[i].dev_attr))
|| (err = device_create_file(dev,
&temp_crit_alarm[i].dev_attr))
|| (err = device_create_file(dev,
&temp_fault[i].dev_attr)))
goto ERROR3;
}
if ((err = device_create_file(dev, &dev_attr_alarms_temp)))
Expand Down Expand Up @@ -1192,6 +1264,10 @@ static void pc87360_write_value(struct pc87360_data *data, u8 ldi, u8 bank,
#define CHAN_ALM_ENA 0x10 /* propagate to alarms-reg ?? (chk val!) */
#define CHAN_READY (CHAN_ENA|CHAN_CNVRTD) /* sample ready mask */

#define TEMP_OTS_OE 0x20 /* OTS Output Enable */
#define VIN_RW1C_MASK (CHAN_READY|CHAN_ALM_MAX|CHAN_ALM_MIN) /* 0x87 */
#define TEMP_RW1C_MASK (VIN_RW1C_MASK|TEMP_ALM_CRIT|TEMP_FAULT) /* 0xCF */

static void pc87360_init_device(struct platform_device *pdev,
int use_thermistors)
{
Expand Down

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