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authorJean Delvare <khali@linux-fr.org>2010-10-28 20:31:47 +0200
committerJean Delvare <khali@endymion.delvare>2010-10-28 20:31:47 +0200
commit02728ffef9c2cf067e654e832b8c282a8a4d0b16 (patch)
tree00da2e02471413e8698cd5de3258329b5f03e1db
parent54891a3c135b30ca0718dbf81f78260795a5b2fe (diff)
downloadlinux-02728ffef9c2cf067e654e832b8c282a8a4d0b16.tar.bz2
hwmon: (w83795) Rework beep_enable implementation
Handle beep_enable just like all other beep bits. It doesn't need anything special, so let's avoid redundant code. This also saves a duplicate register read at initialization time. Signed-off-by: Jean Delvare <khali@linux-fr.org>
-rw-r--r--drivers/hwmon/w83795.c40
1 files changed, 2 insertions, 38 deletions
diff --git a/drivers/hwmon/w83795.c b/drivers/hwmon/w83795.c
index b360696f241d..fd70a7b46295 100644
--- a/drivers/hwmon/w83795.c
+++ b/drivers/hwmon/w83795.c
@@ -398,7 +398,6 @@ struct w83795_data {
u8 alarms[6]; /* Register value */
u8 beeps[6]; /* Register value */
- u8 beep_enable;
char valid;
};
@@ -616,39 +615,6 @@ store_beep(struct device *dev, struct device_attribute *attr,
return count;
}
-static ssize_t
-show_beep_enable(struct device *dev, struct device_attribute *attr, char *buf)
-{
- struct i2c_client *client = to_i2c_client(dev);
- struct w83795_data *data = i2c_get_clientdata(client);
- return sprintf(buf, "%u\n", data->beep_enable);
-}
-
-static ssize_t
-store_beep_enable(struct device *dev, struct device_attribute *attr,
- const char *buf, size_t count)
-{
- struct i2c_client *client = to_i2c_client(dev);
- struct w83795_data *data = i2c_get_clientdata(client);
- unsigned long val;
- u8 tmp;
-
- if (strict_strtoul(buf, 10, &val) < 0)
- return -EINVAL;
- if (val != 0 && val != 1)
- return -EINVAL;
-
- mutex_lock(&data->update_lock);
- data->beep_enable = val;
- tmp = w83795_read(client, W83795_REG_BEEP(5));
- tmp &= 0x7f;
- tmp |= val << 7;
- w83795_write(client, W83795_REG_BEEP(5), tmp);
- mutex_unlock(&data->update_lock);
-
- return count;
-}
-
/* Write any value to clear chassis alarm */
static ssize_t
store_chassis_clear(struct device *dev,
@@ -1689,8 +1655,8 @@ static const struct sensor_device_attribute_2 w83795_pwm[][7] = {
static const struct sensor_device_attribute_2 sda_single_files[] = {
SENSOR_ATTR_2(chassis, S_IWUSR | S_IRUGO, show_alarm_beep,
store_chassis_clear, ALARM_STATUS, 46),
- SENSOR_ATTR_2(beep_enable, S_IWUSR | S_IRUGO, show_beep_enable,
- store_beep_enable, NOT_USED, NOT_USED),
+ SENSOR_ATTR_2(beep_enable, S_IWUSR | S_IRUGO, show_alarm_beep,
+ store_beep, BEEP_ENABLE, 47),
SENSOR_ATTR_2(speed_cruise_tolerance, S_IWUSR | S_IRUGO, show_fanin,
store_fanin, FANIN_TOL, NOT_USED),
SENSOR_ATTR_2(pwm_default, S_IWUSR | S_IRUGO, show_sf_setup,
@@ -2136,8 +2102,6 @@ static int w83795_probe(struct i2c_client *client,
data->alarms[i] = w83795_read(client, W83795_REG_ALARM(i));
data->beeps[i] = w83795_read(client, W83795_REG_BEEP(i));
}
- data->beep_enable =
- (w83795_read(client, W83795_REG_BEEP(5)) >> 7) & 0x01;
err = w83795_handle_files(dev, device_create_file);
if (err)