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| author | Jim Cromie <jim.cromie@gmail.com> | 2005-09-02 23:05:07 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2005-09-05 09:26:55 -0700 |
| commit | 11be27ea9bfd0ea7bca797ba6937285d18d426c2 (patch) | |
| tree | 84d4952d0784b42990a3fbe1836d47992a22448d /drivers/hwmon | |
| parent | 694fa056a60828ef54a5db958468cc600c3b3622 (diff) | |
| download | linux-stable-11be27ea9bfd0ea7bca797ba6937285d18d426c2.tar.gz linux-stable-11be27ea9bfd0ea7bca797ba6937285d18d426c2.tar.bz2 linux-stable-11be27ea9bfd0ea7bca797ba6937285d18d426c2.zip | |
[PATCH] hwmon: (3/3) pc87360 driver update
pc87360: consolidate fan helper
This patch consolidates the _set_fan_min() helper routine into the 2
line sysfs-callback wrapper that uses it.
Signed-off-by: Jim Cromie <jim.cromie@gmail.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/hwmon')
| -rw-r--r-- | drivers/hwmon/pc87360.c | 54 |
1 files changed, 24 insertions, 30 deletions
diff --git a/drivers/hwmon/pc87360.c b/drivers/hwmon/pc87360.c index 5e87b2f1f13b..cf2a35799c7c 100644 --- a/drivers/hwmon/pc87360.c +++ b/drivers/hwmon/pc87360.c @@ -246,35 +246,6 @@ static struct i2c_driver pc87360_driver = { * Sysfs stuff */ -static ssize_t _set_fan_min(struct device *dev, const char *buf, - size_t count, int nr) -{ - struct i2c_client *client = to_i2c_client(dev); - struct pc87360_data *data = i2c_get_clientdata(client); - long fan_min = simple_strtol(buf, NULL, 10); - - down(&data->update_lock); - fan_min = FAN_TO_REG(fan_min, FAN_DIV_FROM_REG(data->fan_status[nr])); - - /* If it wouldn't fit, change clock divisor */ - while (fan_min > 255 - && (data->fan_status[nr] & 0x60) != 0x60) { - fan_min >>= 1; - data->fan[nr] >>= 1; - data->fan_status[nr] += 0x20; - } - data->fan_min[nr] = fan_min > 255 ? 255 : fan_min; - pc87360_write_value(data, LD_FAN, NO_BANK, PC87360_REG_FAN_MIN(nr), - data->fan_min[nr]); - - /* Write new divider, preserve alarm bits */ - pc87360_write_value(data, LD_FAN, NO_BANK, PC87360_REG_FAN_STATUS(nr), - data->fan_status[nr] & 0xF9); - up(&data->update_lock); - - return count; -} - static ssize_t show_fan_input(struct device *dev, struct device_attribute *devattr, char *buf) { struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); @@ -307,7 +278,30 @@ static ssize_t set_fan_min(struct device *dev, struct device_attribute *devattr, size_t count) { struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); - return _set_fan_min(dev, buf, count, attr->index); + struct i2c_client *client = to_i2c_client(dev); + struct pc87360_data *data = i2c_get_clientdata(client); + long fan_min = simple_strtol(buf, NULL, 10); + + down(&data->update_lock); + fan_min = FAN_TO_REG(fan_min, FAN_DIV_FROM_REG(data->fan_status[attr->index])); + + /* If it wouldn't fit, change clock divisor */ + while (fan_min > 255 + && (data->fan_status[attr->index] & 0x60) != 0x60) { + fan_min >>= 1; + data->fan[attr->index] >>= 1; + data->fan_status[attr->index] += 0x20; + } + data->fan_min[attr->index] = fan_min > 255 ? 255 : fan_min; + pc87360_write_value(data, LD_FAN, NO_BANK, PC87360_REG_FAN_MIN(attr->index), + data->fan_min[attr->index]); + + /* Write new divider, preserve alarm bits */ + pc87360_write_value(data, LD_FAN, NO_BANK, PC87360_REG_FAN_STATUS(attr->index), + data->fan_status[attr->index] & 0xF9); + up(&data->update_lock); + + return count; } #define show_and_set_fan(offset) \ |