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hwmon: (lm92) Drop function macros
Function macros obfuscate code and increase code size, so drop them. Reviewed-by: Jean Delvare <jdelvare@suse.de> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Guenter Roeck
parent
c6f1e7ab91
commit
b8fe58e953
@ -89,6 +89,23 @@ static inline u8 ALARMS_FROM_REG(s16 reg)
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return reg & 0x0007;
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}
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enum temp_index {
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t_input,
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t_crit,
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t_min,
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t_max,
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t_hyst,
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t_num_regs
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};
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static const u8 regs[t_num_regs] = {
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[t_input] = LM92_REG_TEMP,
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[t_crit] = LM92_REG_TEMP_CRIT,
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[t_min] = LM92_REG_TEMP_LOW,
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[t_max] = LM92_REG_TEMP_HIGH,
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[t_hyst] = LM92_REG_TEMP_HYST,
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};
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/* Client data (each client gets its own) */
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struct lm92_data {
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struct device *hwmon_dev;
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@ -97,10 +114,9 @@ struct lm92_data {
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unsigned long last_updated; /* in jiffies */
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/* registers values */
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s16 temp1_input, temp1_crit, temp1_min, temp1_max, temp1_hyst;
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s16 temp[t_num_regs]; /* index with enum temp_index */
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};
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/*
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* Sysfs attributes and callback functions
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*/
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@ -109,23 +125,17 @@ static struct lm92_data *lm92_update_device(struct device *dev)
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{
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struct i2c_client *client = to_i2c_client(dev);
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struct lm92_data *data = i2c_get_clientdata(client);
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int i;
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mutex_lock(&data->update_lock);
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if (time_after(jiffies, data->last_updated + HZ)
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|| !data->valid) {
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dev_dbg(&client->dev, "Updating lm92 data\n");
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data->temp1_input = i2c_smbus_read_word_swapped(client,
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LM92_REG_TEMP);
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data->temp1_hyst = i2c_smbus_read_word_swapped(client,
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LM92_REG_TEMP_HYST);
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data->temp1_crit = i2c_smbus_read_word_swapped(client,
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LM92_REG_TEMP_CRIT);
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data->temp1_min = i2c_smbus_read_word_swapped(client,
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LM92_REG_TEMP_LOW);
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data->temp1_max = i2c_smbus_read_word_swapped(client,
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LM92_REG_TEMP_HIGH);
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for (i = 0; i < t_num_regs; i++) {
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data->temp[i] =
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i2c_smbus_read_word_swapped(client, regs[i]);
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}
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data->last_updated = jiffies;
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data->valid = 1;
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}
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@ -135,66 +145,58 @@ static struct lm92_data *lm92_update_device(struct device *dev)
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return data;
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}
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#define show_temp(value) \
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static ssize_t show_##value(struct device *dev, struct device_attribute *attr, \
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char *buf) \
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{ \
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struct lm92_data *data = lm92_update_device(dev); \
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return sprintf(buf, "%d\n", TEMP_FROM_REG(data->value)); \
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}
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show_temp(temp1_input);
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show_temp(temp1_crit);
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show_temp(temp1_min);
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show_temp(temp1_max);
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static ssize_t show_temp(struct device *dev, struct device_attribute *devattr,
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char *buf)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct lm92_data *data = lm92_update_device(dev);
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#define set_temp(value, reg) \
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static ssize_t set_##value(struct device *dev, struct device_attribute *attr, \
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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 lm92_data *data = i2c_get_clientdata(client); \
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long val; \
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int err = kstrtol(buf, 10, &val); \
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if (err) \
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return err; \
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\
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mutex_lock(&data->update_lock); \
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data->value = TEMP_TO_REG(val); \
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i2c_smbus_write_word_swapped(client, reg, data->value); \
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mutex_unlock(&data->update_lock); \
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return count; \
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}
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set_temp(temp1_crit, LM92_REG_TEMP_CRIT);
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set_temp(temp1_min, LM92_REG_TEMP_LOW);
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set_temp(temp1_max, LM92_REG_TEMP_HIGH);
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static ssize_t show_temp1_crit_hyst(struct device *dev,
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struct device_attribute *attr, char *buf)
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{
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struct lm92_data *data = lm92_update_device(dev);
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return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp1_crit)
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- TEMP_FROM_REG(data->temp1_hyst));
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}
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static ssize_t show_temp1_max_hyst(struct device *dev,
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struct device_attribute *attr, char *buf)
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{
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struct lm92_data *data = lm92_update_device(dev);
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return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp1_max)
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- TEMP_FROM_REG(data->temp1_hyst));
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}
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static ssize_t show_temp1_min_hyst(struct device *dev,
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struct device_attribute *attr, char *buf)
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{
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struct lm92_data *data = lm92_update_device(dev);
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return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp1_min)
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+ TEMP_FROM_REG(data->temp1_hyst));
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return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[attr->index]));
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}
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static ssize_t set_temp1_crit_hyst(struct device *dev,
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struct device_attribute *attr,
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const char *buf, size_t count)
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static ssize_t set_temp(struct device *dev, struct device_attribute *devattr,
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const char *buf, size_t count)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct i2c_client *client = to_i2c_client(dev);
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struct lm92_data *data = i2c_get_clientdata(client);
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int nr = attr->index;
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long val;
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int err;
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err = kstrtol(buf, 10, &val);
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if (err)
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return err;
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mutex_lock(&data->update_lock);
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data->temp[nr] = TEMP_TO_REG(val);
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i2c_smbus_write_word_swapped(client, regs[nr], data->temp[nr]);
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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 show_temp_hyst(struct device *dev,
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struct device_attribute *devattr, char *buf)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct lm92_data *data = lm92_update_device(dev);
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return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[attr->index])
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- TEMP_FROM_REG(data->temp[t_hyst]));
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}
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static ssize_t show_temp_min_hyst(struct device *dev,
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struct device_attribute *attr, char *buf)
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{
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struct lm92_data *data = lm92_update_device(dev);
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return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[t_min])
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+ TEMP_FROM_REG(data->temp[t_hyst]));
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}
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static ssize_t set_temp_hyst(struct device *dev,
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struct device_attribute *devattr,
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const char *buf, size_t count)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct i2c_client *client = to_i2c_client(dev);
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struct lm92_data *data = i2c_get_clientdata(client);
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long val;
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@ -205,9 +207,9 @@ static ssize_t set_temp1_crit_hyst(struct device *dev,
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return err;
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mutex_lock(&data->update_lock);
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data->temp1_hyst = TEMP_FROM_REG(data->temp1_crit) - val;
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data->temp[t_hyst] = TEMP_FROM_REG(data->temp[attr->index]) - val;
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i2c_smbus_write_word_swapped(client, LM92_REG_TEMP_HYST,
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TEMP_TO_REG(data->temp1_hyst));
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TEMP_TO_REG(data->temp[t_hyst]));
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mutex_unlock(&data->update_lock);
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return count;
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}
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@ -216,7 +218,7 @@ static ssize_t show_alarms(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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struct lm92_data *data = lm92_update_device(dev);
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return sprintf(buf, "%d\n", ALARMS_FROM_REG(data->temp1_input));
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return sprintf(buf, "%d\n", ALARMS_FROM_REG(data->temp[t_input]));
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}
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static ssize_t show_alarm(struct device *dev, struct device_attribute *attr,
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@ -224,26 +226,25 @@ static ssize_t show_alarm(struct device *dev, struct device_attribute *attr,
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{
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int bitnr = to_sensor_dev_attr(attr)->index;
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struct lm92_data *data = lm92_update_device(dev);
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return sprintf(buf, "%d\n", (data->temp1_input >> bitnr) & 1);
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return sprintf(buf, "%d\n", (data->temp[t_input] >> bitnr) & 1);
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}
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static DEVICE_ATTR(temp1_input, S_IRUGO, show_temp1_input, NULL);
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static DEVICE_ATTR(temp1_crit, S_IWUSR | S_IRUGO, show_temp1_crit,
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set_temp1_crit);
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static DEVICE_ATTR(temp1_crit_hyst, S_IWUSR | S_IRUGO, show_temp1_crit_hyst,
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set_temp1_crit_hyst);
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static DEVICE_ATTR(temp1_min, S_IWUSR | S_IRUGO, show_temp1_min,
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set_temp1_min);
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static DEVICE_ATTR(temp1_min_hyst, S_IRUGO, show_temp1_min_hyst, NULL);
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static DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_temp1_max,
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set_temp1_max);
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static DEVICE_ATTR(temp1_max_hyst, S_IRUGO, show_temp1_max_hyst, NULL);
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static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp, NULL, t_input);
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static SENSOR_DEVICE_ATTR(temp1_crit, S_IWUSR | S_IRUGO, show_temp, set_temp,
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t_crit);
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static SENSOR_DEVICE_ATTR(temp1_crit_hyst, S_IWUSR | S_IRUGO, show_temp_hyst,
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set_temp_hyst, t_crit);
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static SENSOR_DEVICE_ATTR(temp1_min, S_IWUSR | S_IRUGO, show_temp, set_temp,
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t_min);
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static DEVICE_ATTR(temp1_min_hyst, S_IRUGO, show_temp_min_hyst, NULL);
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static SENSOR_DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_temp, set_temp,
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t_max);
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static SENSOR_DEVICE_ATTR(temp1_max_hyst, S_IRUGO, show_temp_hyst, NULL, t_max);
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static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL);
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static SENSOR_DEVICE_ATTR(temp1_crit_alarm, S_IRUGO, show_alarm, NULL, 2);
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static SENSOR_DEVICE_ATTR(temp1_min_alarm, S_IRUGO, show_alarm, NULL, 0);
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static SENSOR_DEVICE_ATTR(temp1_max_alarm, S_IRUGO, show_alarm, NULL, 1);
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/*
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* Detection and registration
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*/
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@ -316,13 +317,13 @@ static int max6635_check(struct i2c_client *client)
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}
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static struct attribute *lm92_attributes[] = {
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&dev_attr_temp1_input.attr,
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&dev_attr_temp1_crit.attr,
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&dev_attr_temp1_crit_hyst.attr,
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&dev_attr_temp1_min.attr,
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&sensor_dev_attr_temp1_input.dev_attr.attr,
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&sensor_dev_attr_temp1_crit.dev_attr.attr,
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&sensor_dev_attr_temp1_crit_hyst.dev_attr.attr,
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&sensor_dev_attr_temp1_min.dev_attr.attr,
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&dev_attr_temp1_min_hyst.attr,
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&dev_attr_temp1_max.attr,
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&dev_attr_temp1_max_hyst.attr,
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&sensor_dev_attr_temp1_max.dev_attr.attr,
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&sensor_dev_attr_temp1_max_hyst.dev_attr.attr,
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&dev_attr_alarms.attr,
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&sensor_dev_attr_temp1_crit_alarm.dev_attr.attr,
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&sensor_dev_attr_temp1_min_alarm.dev_attr.attr,
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