diff options
| -rw-r--r-- | drivers/hwmon/ads1015.c | 50 |
1 files changed, 18 insertions, 32 deletions
diff --git a/drivers/hwmon/ads1015.c b/drivers/hwmon/ads1015.c index 9e1585c..fa02f20 100644 --- a/drivers/hwmon/ads1015.c +++ b/drivers/hwmon/ads1015.c @@ -51,8 +51,6 @@ static const unsigned int fullscale_table[8] = { struct ads1015_data { struct device *hwmon_dev; struct mutex update_lock; /* mutex protect updates */ - struct attribute *attr_table[ADS1015_CONFIG_CHANNELS + 1]; - struct attribute_group attr_group; }; static s32 ads1015_read_reg(struct i2c_client *client, unsigned int reg) @@ -141,28 +139,15 @@ static ssize_t show_in(struct device *dev, struct device_attribute *da, return (res < 0) ? res : sprintf(buf, "%d\n", in); } -#define in_reg(offset)\ -static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, show_in,\ - NULL, offset) - -in_reg(0); -in_reg(1); -in_reg(2); -in_reg(3); -in_reg(4); -in_reg(5); -in_reg(6); -in_reg(7); - -static struct attribute *all_attributes[] = { - &sensor_dev_attr_in0_input.dev_attr.attr, - &sensor_dev_attr_in1_input.dev_attr.attr, - &sensor_dev_attr_in2_input.dev_attr.attr, - &sensor_dev_attr_in3_input.dev_attr.attr, - &sensor_dev_attr_in4_input.dev_attr.attr, - &sensor_dev_attr_in5_input.dev_attr.attr, - &sensor_dev_attr_in6_input.dev_attr.attr, - &sensor_dev_attr_in7_input.dev_attr.attr, +static const struct sensor_device_attribute ads1015_in[] = { + SENSOR_ATTR(in0_input, S_IRUGO, show_in, NULL, 0), + SENSOR_ATTR(in1_input, S_IRUGO, show_in, NULL, 1), + SENSOR_ATTR(in2_input, S_IRUGO, show_in, NULL, 2), + SENSOR_ATTR(in3_input, S_IRUGO, show_in, NULL, 3), + SENSOR_ATTR(in4_input, S_IRUGO, show_in, NULL, 4), + SENSOR_ATTR(in5_input, S_IRUGO, show_in, NULL, 5), + SENSOR_ATTR(in6_input, S_IRUGO, show_in, NULL, 6), + SENSOR_ATTR(in7_input, S_IRUGO, show_in, NULL, 7), }; /* @@ -172,8 +157,11 @@ static struct attribute *all_attributes[] = { static int ads1015_remove(struct i2c_client *client) { struct ads1015_data *data = i2c_get_clientdata(client); + int k; + hwmon_device_unregister(data->hwmon_dev); - sysfs_remove_group(&client->dev.kobj, &data->attr_group); + for (k = 0; k < ADS1015_CONFIG_CHANNELS; ++k) + device_remove_file(&client->dev, &ads1015_in[k].dev_attr); kfree(data); return 0; } @@ -210,7 +198,6 @@ static int ads1015_probe(struct i2c_client *client, int err; unsigned int exported_channels; unsigned int k; - unsigned int n = 0; data = kzalloc(sizeof(struct ads1015_data), GFP_KERNEL); if (!data) { @@ -222,16 +209,14 @@ static int ads1015_probe(struct i2c_client *client, mutex_init(&data->update_lock); /* build sysfs attribute group */ - data->attr_group.attrs = data->attr_table; exported_channels = ads1015_get_exported_channels(client); for (k = 0; k < ADS1015_CONFIG_CHANNELS; ++k) { if (!(exported_channels & (1<<k))) continue; - data->attr_table[n++] = all_attributes[k]; + err = device_create_file(&client->dev, &ads1015_in[k].dev_attr); + if (err) + goto exit_free; } - err = sysfs_create_group(&client->dev.kobj, &data->attr_group); - if (err) - goto exit_free; data->hwmon_dev = hwmon_device_register(&client->dev); if (IS_ERR(data->hwmon_dev)) { @@ -242,7 +227,8 @@ static int ads1015_probe(struct i2c_client *client, return 0; exit_remove: - sysfs_remove_group(&client->dev.kobj, &data->attr_group); + for (k = 0; k < ADS1015_CONFIG_CHANNELS; ++k) + device_remove_file(&client->dev, &ads1015_in[k].dev_attr); exit_free: kfree(data); exit: |
