diff options
| -rw-r--r-- | drivers/hwmon/w83627ehf.c | 206 |
1 files changed, 80 insertions, 126 deletions
diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c index 1affaf15beda..b6bd5685fd38 100644 --- a/drivers/hwmon/w83627ehf.c +++ b/drivers/hwmon/w83627ehf.c @@ -42,6 +42,7 @@ #include <linux/i2c.h> #include <linux/i2c-isa.h> #include <linux/hwmon.h> +#include <linux/hwmon-sysfs.h> #include <linux/err.h> #include <linux/mutex.h> #include <asm/io.h> @@ -408,9 +409,12 @@ static struct w83627ehf_data *w83627ehf_update_device(struct device *dev) #define show_fan_reg(reg) \ static ssize_t \ -show_##reg(struct device *dev, char *buf, int nr) \ +show_##reg(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, "%d\n", \ fan_from_reg(data->reg[nr], \ div_from_reg(data->fan_div[nr]))); \ @@ -419,18 +423,23 @@ show_fan_reg(fan); show_fan_reg(fan_min); static ssize_t -show_fan_div(struct device *dev, char *buf, int nr) +show_fan_div(struct device *dev, struct device_attribute *attr, + char *buf) { struct w83627ehf_data *data = w83627ehf_update_device(dev); - return sprintf(buf, "%u\n", - div_from_reg(data->fan_div[nr])); + struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); + int nr = sensor_attr->index; + return sprintf(buf, "%u\n", div_from_reg(data->fan_div[nr])); } static ssize_t -store_fan_min(struct device *dev, const char *buf, size_t count, int nr) +store_fan_min(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) { struct i2c_client *client = to_i2c_client(dev); struct w83627ehf_data *data = i2c_get_clientdata(client); + struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); + int nr = sensor_attr->index; unsigned int val = simple_strtoul(buf, NULL, 10); unsigned int reg; u8 new_div; @@ -488,58 +497,41 @@ store_fan_min(struct device *dev, const char *buf, size_t count, int nr) return count; } -#define sysfs_fan_offset(offset) \ -static ssize_t \ -show_reg_fan_##offset(struct device *dev, struct device_attribute *attr, \ - char *buf) \ -{ \ - return show_fan(dev, buf, offset-1); \ -} \ -static DEVICE_ATTR(fan##offset##_input, S_IRUGO, \ - show_reg_fan_##offset, NULL); +static struct sensor_device_attribute sda_fan_input[] = { + SENSOR_ATTR(fan1_input, S_IRUGO, show_fan, NULL, 0), + SENSOR_ATTR(fan2_input, S_IRUGO, show_fan, NULL, 1), + SENSOR_ATTR(fan3_input, S_IRUGO, show_fan, NULL, 2), + SENSOR_ATTR(fan4_input, S_IRUGO, show_fan, NULL, 3), + SENSOR_ATTR(fan5_input, S_IRUGO, show_fan, NULL, 4), +}; -#define sysfs_fan_min_offset(offset) \ -static ssize_t \ -show_reg_fan##offset##_min(struct device *dev, struct device_attribute *attr, \ - char *buf) \ -{ \ - return show_fan_min(dev, buf, offset-1); \ -} \ -static ssize_t \ -store_reg_fan##offset##_min(struct device *dev, struct device_attribute *attr, \ - const char *buf, size_t count) \ -{ \ - return store_fan_min(dev, buf, count, offset-1); \ -} \ -static DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \ - show_reg_fan##offset##_min, \ - store_reg_fan##offset##_min); +static struct sensor_device_attribute sda_fan_min[] = { + SENSOR_ATTR(fan1_min, S_IWUSR | S_IRUGO, show_fan_min, + store_fan_min, 0), + SENSOR_ATTR(fan2_min, S_IWUSR | S_IRUGO, show_fan_min, + store_fan_min, 1), + SENSOR_ATTR(fan3_min, S_IWUSR | S_IRUGO, show_fan_min, + store_fan_min, 2), + SENSOR_ATTR(fan4_min, S_IWUSR | S_IRUGO, show_fan_min, + store_fan_min, 3), + SENSOR_ATTR(fan5_min, S_IWUSR | S_IRUGO, show_fan_min, + store_fan_min, 4), +}; -#define sysfs_fan_div_offset(offset) \ -static ssize_t \ -show_reg_fan##offset##_div(struct device *dev, struct device_attribute *attr, \ - char *buf) \ -{ \ - return show_fan_div(dev, buf, offset - 1); \ -} \ -static DEVICE_ATTR(fan##offset##_div, S_IRUGO, \ - show_reg_fan##offset##_div, NULL); - -sysfs_fan_offset(1); -sysfs_fan_min_offset(1); -sysfs_fan_div_offset(1); -sysfs_fan_offset(2); -sysfs_fan_min_offset(2); -sysfs_fan_div_offset(2); -sysfs_fan_offset(3); -sysfs_fan_min_offset(3); -sysfs_fan_div_offset(3); -sysfs_fan_offset(4); -sysfs_fan_min_offset(4); -sysfs_fan_div_offset(4); -sysfs_fan_offset(5); -sysfs_fan_min_offset(5); -sysfs_fan_div_offset(5); +static struct sensor_device_attribute sda_fan_div[] = { + SENSOR_ATTR(fan1_div, S_IRUGO, show_fan_div, NULL, 0), + SENSOR_ATTR(fan2_div, S_IRUGO, show_fan_div, NULL, 1), + SENSOR_ATTR(fan3_div, S_IRUGO, show_fan_div, NULL, 2), + SENSOR_ATTR(fan4_div, S_IRUGO, show_fan_div, NULL, 3), + SENSOR_ATTR(fan5_div, S_IRUGO, show_fan_div, NULL, 4), +}; + +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_div[i].dev_attr); + device_create_file(dev, &sda_fan_min[i].dev_attr); +} #define show_temp1_reg(reg) \ static ssize_t \ @@ -572,17 +564,14 @@ store_temp1_##reg(struct device *dev, struct device_attribute *attr, \ store_temp1_reg(OVER, max); store_temp1_reg(HYST, max_hyst); -static DEVICE_ATTR(temp1_input, S_IRUGO, show_temp1, NULL); -static DEVICE_ATTR(temp1_max, S_IRUGO| S_IWUSR, - show_temp1_max, store_temp1_max); -static DEVICE_ATTR(temp1_max_hyst, S_IRUGO| S_IWUSR, - show_temp1_max_hyst, store_temp1_max_hyst); - #define show_temp_reg(reg) \ static ssize_t \ -show_##reg (struct device *dev, char *buf, int nr) \ +show_##reg(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, "%d\n", \ LM75_TEMP_FROM_REG(data->reg[nr])); \ } @@ -592,10 +581,13 @@ show_temp_reg(temp_max_hyst); #define store_temp_reg(REG, reg) \ static ssize_t \ -store_##reg (struct device *dev, const char *buf, size_t count, int nr) \ +store_##reg(struct device *dev, struct device_attribute *attr, \ + const char *buf, size_t count) \ { \ struct i2c_client *client = to_i2c_client(dev); \ struct w83627ehf_data *data = i2c_get_clientdata(client); \ + struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \ + int nr = sensor_attr->index; \ u32 val = simple_strtoul(buf, NULL, 10); \ \ mutex_lock(&data->update_lock); \ @@ -608,39 +600,23 @@ store_##reg (struct device *dev, const char *buf, size_t count, int nr) \ store_temp_reg(OVER, temp_max); store_temp_reg(HYST, temp_max_hyst); -#define sysfs_temp_offset(offset) \ -static ssize_t \ -show_reg_temp##offset (struct device *dev, struct device_attribute *attr, \ - char *buf) \ -{ \ - return show_temp(dev, buf, offset - 2); \ -} \ -static DEVICE_ATTR(temp##offset##_input, S_IRUGO, \ - show_reg_temp##offset, NULL); - -#define sysfs_temp_reg_offset(reg, offset) \ -static ssize_t \ -show_reg_temp##offset##_##reg(struct device *dev, struct device_attribute *attr, \ - char *buf) \ -{ \ - return show_temp_##reg(dev, buf, offset - 2); \ -} \ -static ssize_t \ -store_reg_temp##offset##_##reg(struct device *dev, struct device_attribute *attr, \ - const char *buf, size_t count) \ -{ \ - return store_temp_##reg(dev, buf, count, offset - 2); \ -} \ -static DEVICE_ATTR(temp##offset##_##reg, S_IRUGO| S_IWUSR, \ - show_reg_temp##offset##_##reg, \ - store_reg_temp##offset##_##reg); - -sysfs_temp_offset(2); -sysfs_temp_reg_offset(max, 2); -sysfs_temp_reg_offset(max_hyst, 2); -sysfs_temp_offset(3); -sysfs_temp_reg_offset(max, 3); -sysfs_temp_reg_offset(max_hyst, 3); +static struct sensor_device_attribute sda_temp[] = { + SENSOR_ATTR(temp1_input, S_IRUGO, show_temp1, NULL, 0), + SENSOR_ATTR(temp2_input, S_IRUGO, show_temp, NULL, 0), + SENSOR_ATTR(temp3_input, S_IRUGO, show_temp, NULL, 1), + SENSOR_ATTR(temp1_max, S_IRUGO | S_IWUSR, show_temp1_max, + store_temp1_max, 0), + SENSOR_ATTR(temp2_max, S_IRUGO | S_IWUSR, show_temp_max, + store_temp_max, 0), + SENSOR_ATTR(temp3_max, S_IRUGO | S_IWUSR, show_temp_max, + store_temp_max, 1), + SENSOR_ATTR(temp1_max_hyst, S_IRUGO | S_IWUSR, show_temp1_max_hyst, + store_temp1_max_hyst, 0), + SENSOR_ATTR(temp2_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst, + store_temp_max_hyst, 0), + SENSOR_ATTR(temp3_max_hyst, S_IRUGO | S_IWUSR, show_temp_max_hyst, + store_temp_max_hyst, 1), +}; /* * Driver and client management @@ -674,6 +650,7 @@ static int w83627ehf_detect(struct i2c_adapter *adapter) { struct i2c_client *client; struct w83627ehf_data *data; + struct device *dev; int i, err = 0; if (!request_region(address + REGION_OFFSET, REGION_LENGTH, @@ -694,6 +671,7 @@ static int w83627ehf_detect(struct i2c_adapter *adapter) client->adapter = adapter; client->driver = &w83627ehf_driver; client->flags = 0; + dev = &client->dev; strlcpy(client->name, "w83627ehf", I2C_NAME_SIZE); data->valid = 0; @@ -721,42 +699,18 @@ static int w83627ehf_detect(struct i2c_adapter *adapter) data->has_fan |= (1 << 4); /* Register sysfs hooks */ - data->class_dev = hwmon_device_register(&client->dev); + data->class_dev = hwmon_device_register(dev); if (IS_ERR(data->class_dev)) { err = PTR_ERR(data->class_dev); goto exit_detach; } - device_create_file(&client->dev, &dev_attr_fan1_input); - device_create_file(&client->dev, &dev_attr_fan1_min); - device_create_file(&client->dev, &dev_attr_fan1_div); - device_create_file(&client->dev, &dev_attr_fan2_input); - device_create_file(&client->dev, &dev_attr_fan2_min); - device_create_file(&client->dev, &dev_attr_fan2_div); - device_create_file(&client->dev, &dev_attr_fan3_input); - device_create_file(&client->dev, &dev_attr_fan3_min); - device_create_file(&client->dev, &dev_attr_fan3_div); - - if (data->has_fan & (1 << 3)) { - device_create_file(&client->dev, &dev_attr_fan4_input); - device_create_file(&client->dev, &dev_attr_fan4_min); - device_create_file(&client->dev, &dev_attr_fan4_div); - } - if (data->has_fan & (1 << 4)) { - device_create_file(&client->dev, &dev_attr_fan5_input); - device_create_file(&client->dev, &dev_attr_fan5_min); - device_create_file(&client->dev, &dev_attr_fan5_div); + for (i = 0; i < 5; i++) { + if (data->has_fan & (1 << i)) + device_create_file_fan(dev, i); } - - device_create_file(&client->dev, &dev_attr_temp1_input); - device_create_file(&client->dev, &dev_attr_temp1_max); - device_create_file(&client->dev, &dev_attr_temp1_max_hyst); - device_create_file(&client->dev, &dev_attr_temp2_input); - device_create_file(&client->dev, &dev_attr_temp2_max); - device_create_file(&client->dev, &dev_attr_temp2_max_hyst); - device_create_file(&client->dev, &dev_attr_temp3_input); - device_create_file(&client->dev, &dev_attr_temp3_max); - device_create_file(&client->dev, &dev_attr_temp3_max_hyst); + for (i = 0; i < ARRAY_SIZE(sda_temp); i++) + device_create_file(dev, &sda_temp[i].dev_attr); return 0; |