diff options
| author | David S. Miller <davem@davemloft.net> | 2008-02-23 20:38:20 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-02-23 20:38:20 -0800 |
| commit | 8d3c202be23c5a915f7053ebd4e96f44700c6a62 (patch) | |
| tree | e0f017aff86d3ad0b858fe85f44e11096087ed00 /drivers/hwmon/lm92.c | |
| parent | 1b04ab4597725f75f94942da9aa40daa7b9a4bd9 (diff) | |
| parent | 038eb0ea04b245351be34b0ae76b55eee4603989 (diff) | |
Merge branch 'master' of ../linux-2.6/
Diffstat (limited to 'drivers/hwmon/lm92.c')
| -rw-r--r-- | drivers/hwmon/lm92.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/hwmon/lm92.c b/drivers/hwmon/lm92.c index af5c77d568f..c31942e0824 100644 --- a/drivers/hwmon/lm92.c +++ b/drivers/hwmon/lm92.c @@ -45,13 +45,14 @@ #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> /* The LM92 and MAX6635 have 2 two-state pins for address selection, resulting in 4 possible addresses. */ -static unsigned short normal_i2c[] = { 0x48, 0x49, 0x4a, 0x4b, - I2C_CLIENT_END }; +static const unsigned short normal_i2c[] = { 0x48, 0x49, 0x4a, 0x4b, + I2C_CLIENT_END }; /* Insmod parameters */ I2C_CLIENT_INSMOD_1(lm92); @@ -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 }; |