diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/hwmon/smsc47b397.c | 64 |
1 files changed, 26 insertions, 38 deletions
diff --git a/drivers/hwmon/smsc47b397.c b/drivers/hwmon/smsc47b397.c index 09df56118e18..943abbd95ab5 100644 --- a/drivers/hwmon/smsc47b397.c +++ b/drivers/hwmon/smsc47b397.c @@ -32,6 +32,7 @@ #include <linux/jiffies.h> #include <linux/platform_device.h> #include <linux/hwmon.h> +#include <linux/hwmon-sysfs.h> #include <linux/err.h> #include <linux/init.h> #include <linux/mutex.h> @@ -156,24 +157,18 @@ static int temp_from_reg(u8 reg) return (s8)reg * 1000; } -/* 0 <= nr <= 3 */ -static ssize_t show_temp(struct device *dev, char *buf, int nr) +static ssize_t show_temp(struct device *dev, struct device_attribute + *devattr, char *buf) { + struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); struct smsc47b397_data *data = smsc47b397_update_device(dev); - return sprintf(buf, "%d\n", temp_from_reg(data->temp[nr])); + return sprintf(buf, "%d\n", temp_from_reg(data->temp[attr->index])); } -#define sysfs_temp(num) \ -static ssize_t show_temp##num(struct device *dev, struct device_attribute *attr, char *buf) \ -{ \ - return show_temp(dev, buf, num-1); \ -} \ -static DEVICE_ATTR(temp##num##_input, S_IRUGO, show_temp##num, NULL) - -sysfs_temp(1); -sysfs_temp(2); -sysfs_temp(3); -sysfs_temp(4); +static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp, NULL, 0); +static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, show_temp, NULL, 1); +static SENSOR_DEVICE_ATTR(temp3_input, S_IRUGO, show_temp, NULL, 2); +static SENSOR_DEVICE_ATTR(temp4_input, S_IRUGO, show_temp, NULL, 3); /* FAN: 1 RPM/bit REG: count of 90kHz pulses / revolution */ @@ -182,24 +177,17 @@ static int fan_from_reg(u16 reg) return 90000 * 60 / reg; } -/* 0 <= nr <= 3 */ -static ssize_t show_fan(struct device *dev, char *buf, int nr) +static ssize_t show_fan(struct device *dev, struct device_attribute + *devattr, char *buf) { - struct smsc47b397_data *data = smsc47b397_update_device(dev); - return sprintf(buf, "%d\n", fan_from_reg(data->fan[nr])); + struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); + struct smsc47b397_data *data = smsc47b397_update_device(dev); + return sprintf(buf, "%d\n", fan_from_reg(data->fan[attr->index])); } - -#define sysfs_fan(num) \ -static ssize_t show_fan##num(struct device *dev, struct device_attribute *attr, char *buf) \ -{ \ - return show_fan(dev, buf, num-1); \ -} \ -static DEVICE_ATTR(fan##num##_input, S_IRUGO, show_fan##num, NULL) - -sysfs_fan(1); -sysfs_fan(2); -sysfs_fan(3); -sysfs_fan(4); +static SENSOR_DEVICE_ATTR(fan1_input, S_IRUGO, show_fan, NULL, 0); +static SENSOR_DEVICE_ATTR(fan2_input, S_IRUGO, show_fan, NULL, 1); +static SENSOR_DEVICE_ATTR(fan3_input, S_IRUGO, show_fan, NULL, 2); +static SENSOR_DEVICE_ATTR(fan4_input, S_IRUGO, show_fan, NULL, 3); static ssize_t show_name(struct device *dev, struct device_attribute *devattr, char *buf) @@ -210,14 +198,14 @@ static ssize_t show_name(struct device *dev, struct device_attribute static DEVICE_ATTR(name, S_IRUGO, show_name, NULL); static struct attribute *smsc47b397_attributes[] = { - &dev_attr_temp1_input.attr, - &dev_attr_temp2_input.attr, - &dev_attr_temp3_input.attr, - &dev_attr_temp4_input.attr, - &dev_attr_fan1_input.attr, - &dev_attr_fan2_input.attr, - &dev_attr_fan3_input.attr, - &dev_attr_fan4_input.attr, + &sensor_dev_attr_temp1_input.dev_attr.attr, + &sensor_dev_attr_temp2_input.dev_attr.attr, + &sensor_dev_attr_temp3_input.dev_attr.attr, + &sensor_dev_attr_temp4_input.dev_attr.attr, + &sensor_dev_attr_fan1_input.dev_attr.attr, + &sensor_dev_attr_fan2_input.dev_attr.attr, + &sensor_dev_attr_fan3_input.dev_attr.attr, + &sensor_dev_attr_fan4_input.dev_attr.attr, &dev_attr_name.attr, NULL |