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hwmon: (adm1025) Use dynamic sysfs callbacks
This lets us get rid of macro-generated functions and shrinks the driver size by about 30%. Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
This commit is contained in:
Jean Delvare
Mark M. Hoffman
parent
c7fa373796
commit
d8543e7f30
@ -51,6 +51,7 @@
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#include <linux/jiffies.h>
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#include <linux/i2c.h>
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#include <linux/hwmon.h>
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#include <linux/hwmon-sysfs.h>
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#include <linux/hwmon-vid.h>
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#include <linux/err.h>
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#include <linux/mutex.h>
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@ -153,86 +154,96 @@ struct adm1025_data {
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* Sysfs stuff
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*/
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#define show_in(offset) \
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static ssize_t show_in##offset(struct device *dev, struct device_attribute *attr, char *buf) \
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{ \
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struct adm1025_data *data = adm1025_update_device(dev); \
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return sprintf(buf, "%u\n", IN_FROM_REG(data->in[offset], \
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in_scale[offset])); \
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} \
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static ssize_t show_in##offset##_min(struct device *dev, struct device_attribute *attr, char *buf) \
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{ \
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struct adm1025_data *data = adm1025_update_device(dev); \
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return sprintf(buf, "%u\n", IN_FROM_REG(data->in_min[offset], \
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in_scale[offset])); \
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} \
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static ssize_t show_in##offset##_max(struct device *dev, struct device_attribute *attr, char *buf) \
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{ \
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struct adm1025_data *data = adm1025_update_device(dev); \
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return sprintf(buf, "%u\n", IN_FROM_REG(data->in_max[offset], \
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in_scale[offset])); \
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} \
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static DEVICE_ATTR(in##offset##_input, S_IRUGO, show_in##offset, NULL);
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show_in(0);
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show_in(1);
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show_in(2);
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show_in(3);
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show_in(4);
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show_in(5);
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static ssize_t
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show_in(struct device *dev, struct device_attribute *attr, char *buf)
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{
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int index = to_sensor_dev_attr(attr)->index;
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struct adm1025_data *data = adm1025_update_device(dev);
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return sprintf(buf, "%u\n", IN_FROM_REG(data->in[index],
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in_scale[index]));
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}
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#define show_temp(offset) \
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static ssize_t show_temp##offset(struct device *dev, struct device_attribute *attr, char *buf) \
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{ \
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struct adm1025_data *data = adm1025_update_device(dev); \
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return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[offset-1])); \
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} \
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static ssize_t show_temp##offset##_min(struct device *dev, struct device_attribute *attr, char *buf) \
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{ \
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struct adm1025_data *data = adm1025_update_device(dev); \
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return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_min[offset-1])); \
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} \
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static ssize_t show_temp##offset##_max(struct device *dev, struct device_attribute *attr, char *buf) \
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{ \
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struct adm1025_data *data = adm1025_update_device(dev); \
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return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_max[offset-1])); \
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}\
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static DEVICE_ATTR(temp##offset##_input, S_IRUGO, show_temp##offset, NULL);
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show_temp(1);
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show_temp(2);
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static ssize_t
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show_in_min(struct device *dev, struct device_attribute *attr, char *buf)
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{
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int index = to_sensor_dev_attr(attr)->index;
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struct adm1025_data *data = adm1025_update_device(dev);
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return sprintf(buf, "%u\n", IN_FROM_REG(data->in_min[index],
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in_scale[index]));
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}
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static ssize_t
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show_in_max(struct device *dev, struct device_attribute *attr, char *buf)
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{
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int index = to_sensor_dev_attr(attr)->index;
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struct adm1025_data *data = adm1025_update_device(dev);
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return sprintf(buf, "%u\n", IN_FROM_REG(data->in_max[index],
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in_scale[index]));
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}
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static ssize_t
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show_temp(struct device *dev, struct device_attribute *attr, char *buf)
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{
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int index = to_sensor_dev_attr(attr)->index;
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struct adm1025_data *data = adm1025_update_device(dev);
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return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[index]));
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}
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static ssize_t
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show_temp_min(struct device *dev, struct device_attribute *attr, char *buf)
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{
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int index = to_sensor_dev_attr(attr)->index;
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struct adm1025_data *data = adm1025_update_device(dev);
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return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_min[index]));
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}
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static ssize_t
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show_temp_max(struct device *dev, struct device_attribute *attr, char *buf)
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{
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int index = to_sensor_dev_attr(attr)->index;
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struct adm1025_data *data = adm1025_update_device(dev);
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return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_max[index]));
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}
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static ssize_t set_in_min(struct device *dev, struct device_attribute *attr,
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const char *buf, size_t count)
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{
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int index = to_sensor_dev_attr(attr)->index;
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struct i2c_client *client = to_i2c_client(dev);
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struct adm1025_data *data = i2c_get_clientdata(client);
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long val = simple_strtol(buf, NULL, 10);
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mutex_lock(&data->update_lock);
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data->in_min[index] = IN_TO_REG(val, in_scale[index]);
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i2c_smbus_write_byte_data(client, ADM1025_REG_IN_MIN(index),
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data->in_min[index]);
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mutex_unlock(&data->update_lock);
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return count;
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}
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static ssize_t set_in_max(struct device *dev, struct device_attribute *attr,
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const char *buf, size_t count)
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{
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int index = to_sensor_dev_attr(attr)->index;
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struct i2c_client *client = to_i2c_client(dev);
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struct adm1025_data *data = i2c_get_clientdata(client);
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long val = simple_strtol(buf, NULL, 10);
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mutex_lock(&data->update_lock);
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data->in_max[index] = IN_TO_REG(val, in_scale[index]);
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i2c_smbus_write_byte_data(client, ADM1025_REG_IN_MAX(index),
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data->in_max[index]);
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mutex_unlock(&data->update_lock);
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return count;
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}
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#define set_in(offset) \
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static ssize_t set_in##offset##_min(struct device *dev, struct device_attribute *attr, const char *buf, \
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size_t count) \
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{ \
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struct i2c_client *client = to_i2c_client(dev); \
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struct adm1025_data *data = i2c_get_clientdata(client); \
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long val = simple_strtol(buf, NULL, 10); \
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\
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mutex_lock(&data->update_lock); \
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data->in_min[offset] = IN_TO_REG(val, in_scale[offset]); \
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i2c_smbus_write_byte_data(client, ADM1025_REG_IN_MIN(offset), \
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data->in_min[offset]); \
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mutex_unlock(&data->update_lock); \
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return count; \
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} \
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static ssize_t set_in##offset##_max(struct device *dev, struct device_attribute *attr, const char *buf, \
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size_t count) \
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{ \
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struct i2c_client *client = to_i2c_client(dev); \
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struct adm1025_data *data = i2c_get_clientdata(client); \
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long val = simple_strtol(buf, NULL, 10); \
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\
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mutex_lock(&data->update_lock); \
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data->in_max[offset] = IN_TO_REG(val, in_scale[offset]); \
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i2c_smbus_write_byte_data(client, ADM1025_REG_IN_MAX(offset), \
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data->in_max[offset]); \
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mutex_unlock(&data->update_lock); \
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return count; \
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} \
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static DEVICE_ATTR(in##offset##_min, S_IWUSR | S_IRUGO, \
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show_in##offset##_min, set_in##offset##_min); \
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static DEVICE_ATTR(in##offset##_max, S_IWUSR | S_IRUGO, \
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show_in##offset##_max, set_in##offset##_max);
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static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, \
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show_in, NULL, offset); \
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static SENSOR_DEVICE_ATTR(in##offset##_min, S_IWUSR | S_IRUGO, \
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show_in_min, set_in_min, offset); \
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static SENSOR_DEVICE_ATTR(in##offset##_max, S_IWUSR | S_IRUGO, \
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show_in_max, set_in_max, offset)
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set_in(0);
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set_in(1);
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set_in(2);
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@ -240,39 +251,45 @@ set_in(3);
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set_in(4);
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set_in(5);
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static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr,
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const char *buf, size_t count)
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{
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int index = to_sensor_dev_attr(attr)->index;
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struct i2c_client *client = to_i2c_client(dev);
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struct adm1025_data *data = i2c_get_clientdata(client);
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long val = simple_strtol(buf, NULL, 10);
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mutex_lock(&data->update_lock);
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data->temp_min[index] = TEMP_TO_REG(val);
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i2c_smbus_write_byte_data(client, ADM1025_REG_TEMP_LOW(index),
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data->temp_min[index]);
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mutex_unlock(&data->update_lock);
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return count;
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}
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static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr,
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const char *buf, size_t count)
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{
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int index = to_sensor_dev_attr(attr)->index;
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struct i2c_client *client = to_i2c_client(dev);
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struct adm1025_data *data = i2c_get_clientdata(client);
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long val = simple_strtol(buf, NULL, 10);
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mutex_lock(&data->update_lock);
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data->temp_max[index] = TEMP_TO_REG(val);
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i2c_smbus_write_byte_data(client, ADM1025_REG_TEMP_HIGH(index),
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data->temp_max[index]);
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mutex_unlock(&data->update_lock);
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return count;
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}
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#define set_temp(offset) \
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static ssize_t set_temp##offset##_min(struct device *dev, struct device_attribute *attr, const char *buf, \
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size_t count) \
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{ \
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struct i2c_client *client = to_i2c_client(dev); \
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struct adm1025_data *data = i2c_get_clientdata(client); \
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long val = simple_strtol(buf, NULL, 10); \
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\
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mutex_lock(&data->update_lock); \
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data->temp_min[offset-1] = TEMP_TO_REG(val); \
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i2c_smbus_write_byte_data(client, ADM1025_REG_TEMP_LOW(offset-1), \
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data->temp_min[offset-1]); \
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mutex_unlock(&data->update_lock); \
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return count; \
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} \
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static ssize_t set_temp##offset##_max(struct device *dev, struct device_attribute *attr, const char *buf, \
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size_t count) \
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{ \
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struct i2c_client *client = to_i2c_client(dev); \
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struct adm1025_data *data = i2c_get_clientdata(client); \
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long val = simple_strtol(buf, NULL, 10); \
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\
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mutex_lock(&data->update_lock); \
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data->temp_max[offset-1] = TEMP_TO_REG(val); \
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i2c_smbus_write_byte_data(client, ADM1025_REG_TEMP_HIGH(offset-1), \
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data->temp_max[offset-1]); \
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mutex_unlock(&data->update_lock); \
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return count; \
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} \
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static DEVICE_ATTR(temp##offset##_min, S_IWUSR | S_IRUGO, \
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show_temp##offset##_min, set_temp##offset##_min); \
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static DEVICE_ATTR(temp##offset##_max, S_IWUSR | S_IRUGO, \
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show_temp##offset##_max, set_temp##offset##_max);
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static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, \
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show_temp, NULL, offset - 1); \
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static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IWUSR | S_IRUGO, \
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show_temp_min, set_temp_min, offset - 1); \
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static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IWUSR | S_IRUGO, \
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show_temp_max, set_temp_max, offset - 1)
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set_temp(1);
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set_temp(2);
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@ -316,27 +333,27 @@ static int adm1025_attach_adapter(struct i2c_adapter *adapter)
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}
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static struct attribute *adm1025_attributes[] = {
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&dev_attr_in0_input.attr,
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&dev_attr_in1_input.attr,
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&dev_attr_in2_input.attr,
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&dev_attr_in3_input.attr,
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&dev_attr_in5_input.attr,
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&dev_attr_in0_min.attr,
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&dev_attr_in1_min.attr,
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&dev_attr_in2_min.attr,
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&dev_attr_in3_min.attr,
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&dev_attr_in5_min.attr,
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&dev_attr_in0_max.attr,
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&dev_attr_in1_max.attr,
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&dev_attr_in2_max.attr,
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&dev_attr_in3_max.attr,
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&dev_attr_in5_max.attr,
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&dev_attr_temp1_input.attr,
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&dev_attr_temp2_input.attr,
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&dev_attr_temp1_min.attr,
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&dev_attr_temp2_min.attr,
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&dev_attr_temp1_max.attr,
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&dev_attr_temp2_max.attr,
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&sensor_dev_attr_in0_input.dev_attr.attr,
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&sensor_dev_attr_in1_input.dev_attr.attr,
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&sensor_dev_attr_in2_input.dev_attr.attr,
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&sensor_dev_attr_in3_input.dev_attr.attr,
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&sensor_dev_attr_in5_input.dev_attr.attr,
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&sensor_dev_attr_in0_min.dev_attr.attr,
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&sensor_dev_attr_in1_min.dev_attr.attr,
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&sensor_dev_attr_in2_min.dev_attr.attr,
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&sensor_dev_attr_in3_min.dev_attr.attr,
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&sensor_dev_attr_in5_min.dev_attr.attr,
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&sensor_dev_attr_in0_max.dev_attr.attr,
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&sensor_dev_attr_in1_max.dev_attr.attr,
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&sensor_dev_attr_in2_max.dev_attr.attr,
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&sensor_dev_attr_in3_max.dev_attr.attr,
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&sensor_dev_attr_in5_max.dev_attr.attr,
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&sensor_dev_attr_temp1_input.dev_attr.attr,
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&sensor_dev_attr_temp2_input.dev_attr.attr,
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&sensor_dev_attr_temp1_min.dev_attr.attr,
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&sensor_dev_attr_temp2_min.dev_attr.attr,
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&sensor_dev_attr_temp1_max.dev_attr.attr,
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&sensor_dev_attr_temp2_max.dev_attr.attr,
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&dev_attr_alarms.attr,
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&dev_attr_cpu0_vid.attr,
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&dev_attr_vrm.attr,
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@ -348,9 +365,9 @@ static const struct attribute_group adm1025_group = {
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};
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static struct attribute *adm1025_attributes_opt[] = {
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&dev_attr_in4_input.attr,
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&dev_attr_in4_min.attr,
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&dev_attr_in4_max.attr,
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&sensor_dev_attr_in4_input.dev_attr.attr,
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&sensor_dev_attr_in4_min.dev_attr.attr,
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&sensor_dev_attr_in4_max.dev_attr.attr,
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NULL
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};
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@ -464,11 +481,11 @@ static int adm1025_detect(struct i2c_adapter *adapter, int address, int kind)
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/* Pin 11 is either in4 (+12V) or VID4 */
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if (!(config & 0x20)) {
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if ((err = device_create_file(&new_client->dev,
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&dev_attr_in4_input))
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&sensor_dev_attr_in4_input.dev_attr))
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|| (err = device_create_file(&new_client->dev,
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&dev_attr_in4_min))
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&sensor_dev_attr_in4_min.dev_attr))
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|| (err = device_create_file(&new_client->dev,
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&dev_attr_in4_max)))
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&sensor_dev_attr_in4_max.dev_attr)))
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goto exit_remove;
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}
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