I2C_FUNC_SMBUS_WORD_DATA)
/* Addresses to scan */
-static unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
+static const unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
/* Insmod parameters */
-I2C_CLIENT_INSMOD_1(lm93);
static int disable_block;
module_param(disable_block, bool, 0);
* Client-specific data
*/
struct lm93_data {
- struct i2c_client client;
struct device *hwmon_dev;
struct mutex update_lock;
data->prochot_interval = lm93_read_byte(client,
LM93_REG_PROCHOT_INTERVAL);
- /* Fan Boost Termperature registers */
+ /* Fan Boost Temperature registers */
for (i = 0; i < 4; i++)
data->boost[i] = lm93_read_byte(client, LM93_REG_BOOST(i));
return sprintf(buf,"%d\n",LM93_VID_FROM_REG(data->vid[nr]));
}
-static SENSOR_DEVICE_ATTR(vid1, S_IRUGO, show_vid, NULL, 0);
-static SENSOR_DEVICE_ATTR(vid2, S_IRUGO, show_vid, NULL, 1);
+static SENSOR_DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid, NULL, 0);
+static SENSOR_DEVICE_ATTR(cpu1_vid, S_IRUGO, show_vid, NULL, 1);
static ssize_t show_prochot(struct device *dev, struct device_attribute *attr,
char *buf)
&sensor_dev_attr_pwm2_auto_spinup_time.dev_attr.attr,
&dev_attr_pwm_auto_prochot_ramp.attr,
&dev_attr_pwm_auto_vrdhot_ramp.attr,
- &sensor_dev_attr_vid1.dev_attr.attr,
- &sensor_dev_attr_vid2.dev_attr.attr,
+ &sensor_dev_attr_cpu0_vid.dev_attr.attr,
+ &sensor_dev_attr_cpu1_vid.dev_attr.attr,
&sensor_dev_attr_prochot1.dev_attr.attr,
&sensor_dev_attr_prochot2.dev_attr.attr,
&sensor_dev_attr_prochot1_avg.dev_attr.attr,
"chip to signal ready!\n");
}
-static int lm93_detect(struct i2c_adapter *adapter, int address, int kind)
+/* Return 0 if detection is successful, -ENODEV otherwise */
+static int lm93_detect(struct i2c_client *client, struct i2c_board_info *info)
{
- struct lm93_data *data;
- struct i2c_client *client;
+ struct i2c_adapter *adapter = client->adapter;
+ int mfr, ver;
+
+ if (!i2c_check_functionality(adapter, LM93_SMBUS_FUNC_MIN))
+ return -ENODEV;
+
+ /* detection */
+ mfr = lm93_read_byte(client, LM93_REG_MFR_ID);
+ if (mfr != 0x01) {
+ dev_dbg(&adapter->dev,
+ "detect failed, bad manufacturer id 0x%02x!\n", mfr);
+ return -ENODEV;
+ }
+
+ ver = lm93_read_byte(client, LM93_REG_VER);
+ if (ver != LM93_MFR_ID && ver != LM93_MFR_ID_PROTOTYPE) {
+ dev_dbg(&adapter->dev,
+ "detect failed, bad version id 0x%02x!\n", ver);
+ return -ENODEV;
+ }
+
+ strlcpy(info->type, "lm93", I2C_NAME_SIZE);
+ dev_dbg(&adapter->dev,"loading %s at %d,0x%02x\n",
+ client->name, i2c_adapter_id(client->adapter),
+ client->addr);
- int err = -ENODEV, func;
+ return 0;
+}
+
+static int lm93_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct lm93_data *data;
+ int err, func;
void (*update)(struct lm93_data *, struct i2c_client *);
/* choose update routine based on bus capabilities */
- func = i2c_get_functionality(adapter);
- if ( ((LM93_SMBUS_FUNC_FULL & func) == LM93_SMBUS_FUNC_FULL) &&
- (!disable_block) ) {
- dev_dbg(&adapter->dev,"using SMBus block data transactions\n");
+ func = i2c_get_functionality(client->adapter);
+ if (((LM93_SMBUS_FUNC_FULL & func) == LM93_SMBUS_FUNC_FULL) &&
+ (!disable_block)) {
+ dev_dbg(&client->dev, "using SMBus block data transactions\n");
update = lm93_update_client_full;
} else if ((LM93_SMBUS_FUNC_MIN & func) == LM93_SMBUS_FUNC_MIN) {
- dev_dbg(&adapter->dev,"disabled SMBus block data "
+ dev_dbg(&client->dev, "disabled SMBus block data "
"transactions\n");
update = lm93_update_client_min;
} else {
- dev_dbg(&adapter->dev,"detect failed, "
+ dev_dbg(&client->dev, "detect failed, "
"smbus byte and/or word data not supported!\n");
+ err = -ENODEV;
goto err_out;
}
- /* OK. For now, we presume we have a valid client. We now create the
- client structure, even though we cannot fill it completely yet.
- But it allows us to access lm78_{read,write}_value. */
-
- if ( !(data = kzalloc(sizeof(struct lm93_data), GFP_KERNEL))) {
- dev_dbg(&adapter->dev,"out of memory!\n");
+ data = kzalloc(sizeof(struct lm93_data), GFP_KERNEL);
+ if (!data) {
+ dev_dbg(&client->dev, "out of memory!\n");
err = -ENOMEM;
goto err_out;
}
-
- client = &data->client;
i2c_set_clientdata(client, data);
- client->addr = address;
- client->adapter = adapter;
- client->driver = &lm93_driver;
-
- /* detection */
- if (kind < 0) {
- int mfr = lm93_read_byte(client, LM93_REG_MFR_ID);
-
- if (mfr != 0x01) {
- dev_dbg(&adapter->dev,"detect failed, "
- "bad manufacturer id 0x%02x!\n", mfr);
- goto err_free;
- }
- }
-
- if (kind <= 0) {
- int ver = lm93_read_byte(client, LM93_REG_VER);
-
- if ((ver == LM93_MFR_ID) || (ver == LM93_MFR_ID_PROTOTYPE)) {
- kind = lm93;
- } else {
- dev_dbg(&adapter->dev,"detect failed, "
- "bad version id 0x%02x!\n", ver);
- if (kind == 0)
- dev_dbg(&adapter->dev,
- "(ignored 'force' parameter)\n");
- goto err_free;
- }
- }
-
- /* fill in remaining client fields */
- strlcpy(client->name, "lm93", I2C_NAME_SIZE);
- dev_dbg(&adapter->dev,"loading %s at %d,0x%02x\n",
- client->name, i2c_adapter_id(client->adapter),
- client->addr);
/* housekeeping */
data->valid = 0;
data->update = update;
mutex_init(&data->update_lock);
- /* tell the I2C layer a new client has arrived */
- if ((err = i2c_attach_client(client)))
- goto err_free;
-
/* initialize the chip */
lm93_init_client(client);
err = sysfs_create_group(&client->dev.kobj, &lm93_attr_grp);
if (err)
- goto err_detach;
+ goto err_free;
/* Register hwmon driver class */
data->hwmon_dev = hwmon_device_register(&client->dev);
err = PTR_ERR(data->hwmon_dev);
dev_err(&client->dev, "error registering hwmon device.\n");
sysfs_remove_group(&client->dev.kobj, &lm93_attr_grp);
-err_detach:
- i2c_detach_client(client);
err_free:
kfree(data);
err_out:
return err;
}
-/* This function is called when:
- * lm93_driver is inserted (when this module is loaded), for each
- available adapter
- * when a new adapter is inserted (and lm93_driver is still present) */
-static int lm93_attach_adapter(struct i2c_adapter *adapter)
-{
- return i2c_probe(adapter, &addr_data, lm93_detect);
-}
-
-static int lm93_detach_client(struct i2c_client *client)
+static int lm93_remove(struct i2c_client *client)
{
struct lm93_data *data = i2c_get_clientdata(client);
- int err = 0;
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &lm93_attr_grp);
- err = i2c_detach_client(client);
- if (!err)
- kfree(data);
- return err;
+ kfree(data);
+ return 0;
}
+static const struct i2c_device_id lm93_id[] = {
+ { "lm93", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, lm93_id);
+
static struct i2c_driver lm93_driver = {
+ .class = I2C_CLASS_HWMON,
.driver = {
.name = "lm93",
},
- .attach_adapter = lm93_attach_adapter,
- .detach_client = lm93_detach_client,
+ .probe = lm93_probe,
+ .remove = lm93_remove,
+ .id_table = lm93_id,
+ .detect = lm93_detect,
+ .address_list = normal_i2c,
};
static int __init lm93_init(void)
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff