Hi Alan,
Adding the lm-sensors list...
On Tue, 01 Jun 2010 12:52:57 +0100, Alan Cox wrote:
> Add back the power interface we lost due to a slight misunderstanding of
> the maintainers wishes
>
> Signed-off-by: Alan Cox <alan@xxxxxxxxxxxxxxx>
> ---
>
> drivers/hwmon/emc1403.c | 33 +++++++++++++++++++++++++++++++++
> 1 files changed, 33 insertions(+), 0 deletions(-)
>
>
> diff --git a/drivers/hwmon/emc1403.c b/drivers/hwmon/emc1403.c
> index 0e4b564..5b58b20 100644
> --- a/drivers/hwmon/emc1403.c
> +++ b/drivers/hwmon/emc1403.c
> @@ -89,6 +89,35 @@ static ssize_t store_temp(struct device *dev,
> return count;
> }
>
> +static ssize_t store_bit(struct device *dev,
> + struct device_attribute *attr, const char *buf, size_t count)
> +{
> + struct i2c_client *client = to_i2c_client(dev);
> + struct thermal_data *data = i2c_get_clientdata(client);
> + struct sensor_device_attribute_2 *sda = to_sensor_dev_attr_2(attr);
> + unsigned long val;
> + int retval;
> +
> + if (strict_strtoul(buf, 10, &val))
> + return -EINVAL;
> +
> + mutex_lock(&data->mutex);
> + retval = i2c_smbus_read_byte_data(client, sda->nr);
> + if (retval < 0)
> + goto fail;
> +
> + retval &= ~sda->index;
> + if (val)
> + retval |= sda->index;
> +
> + retval = i2c_smbus_write_byte_data(client, sda->index, retval);
> + if (retval == 0)
> + retval = count;
> +fail:
> + mutex_unlock(&data->mutex);
> + return retval;
> +}
> +
> static ssize_t show_hyst(struct device *dev,
> struct device_attribute *attr, char *buf)
> {
> @@ -200,6 +229,9 @@ static SENSOR_DEVICE_ATTR_2(temp3_crit_alarm, S_IRUGO,
> static SENSOR_DEVICE_ATTR(temp3_crit_hyst, S_IRUGO | S_IWUSR,
> show_hyst, store_hyst, 0x1A);
>
> +static SENSOR_DEVICE_ATTR_2(power_state, S_IRUGO | S_IWUSR,
> + show_bit, store_bit, 0x03, 0x40);
> +
> static struct attribute *mid_att_thermal[] = {
> &sensor_dev_attr_temp1_min.dev_attr.attr,
> &sensor_dev_attr_temp1_max.dev_attr.attr,
> @@ -225,6 +257,7 @@ static struct attribute *mid_att_thermal[] = {
> &sensor_dev_attr_temp3_max_alarm.dev_attr.attr,
> &sensor_dev_attr_temp3_crit_alarm.dev_attr.attr,
> &sensor_dev_attr_temp3_crit_hyst.dev_attr.attr,
> + &sensor_dev_attr_power_state.dev_attr.attr,
> NULL
> };
>
Applied, thanks.
--
Jean Delvare
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