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path: root/drivers/hwmon/max1619.c
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Diffstat (limited to 'drivers/hwmon/max1619.c')
-rw-r--r--drivers/hwmon/max1619.c76
1 files changed, 23 insertions, 53 deletions
diff --git a/drivers/hwmon/max1619.c b/drivers/hwmon/max1619.c
index 7897754f3a5c..022ded098100 100644
--- a/drivers/hwmon/max1619.c
+++ b/drivers/hwmon/max1619.c
@@ -41,12 +41,6 @@ static const unsigned short normal_i2c[] = {
0x18, 0x19, 0x1a, 0x29, 0x2a, 0x2b, 0x4c, 0x4d, 0x4e, I2C_CLIENT_END };
/*
- * Insmod parameters
- */
-
-I2C_CLIENT_INSMOD_1(max1619);
-
-/*
* The MAX1619 registers
*/
@@ -88,7 +82,7 @@ static int temp_to_reg(int val)
static int max1619_probe(struct i2c_client *client,
const struct i2c_device_id *id);
-static int max1619_detect(struct i2c_client *client, int kind,
+static int max1619_detect(struct i2c_client *client,
struct i2c_board_info *info);
static void max1619_init_client(struct i2c_client *client);
static int max1619_remove(struct i2c_client *client);
@@ -99,7 +93,7 @@ static struct max1619_data *max1619_update_device(struct device *dev);
*/
static const struct i2c_device_id max1619_id[] = {
- { "max1619", max1619 },
+ { "max1619", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, max1619_id);
@@ -113,7 +107,7 @@ static struct i2c_driver max1619_driver = {
.remove = max1619_remove,
.id_table = max1619_id,
.detect = max1619_detect,
- .address_data = &addr_data,
+ .address_list = normal_i2c,
};
/*
@@ -226,58 +220,34 @@ static const struct attribute_group max1619_group = {
*/
/* Return 0 if detection is successful, -ENODEV otherwise */
-static int max1619_detect(struct i2c_client *new_client, int kind,
+static int max1619_detect(struct i2c_client *client,
struct i2c_board_info *info)
{
- struct i2c_adapter *adapter = new_client->adapter;
- u8 reg_config=0, reg_convrate=0, reg_status=0;
+ struct i2c_adapter *adapter = client->adapter;
+ u8 reg_config, reg_convrate, reg_status, man_id, chip_id;
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -ENODEV;
- /*
- * Now we do the remaining detection. A negative kind means that
- * the driver was loaded with no force parameter (default), so we
- * must both detect and identify the chip. A zero kind means that
- * the driver was loaded with the force parameter, the detection
- * step shall be skipped. A positive kind means that the driver
- * was loaded with the force parameter and a given kind of chip is
- * requested, so both the detection and the identification steps
- * are skipped.
- */
- if (kind < 0) { /* detection */
- reg_config = i2c_smbus_read_byte_data(new_client,
- MAX1619_REG_R_CONFIG);
- reg_convrate = i2c_smbus_read_byte_data(new_client,
- MAX1619_REG_R_CONVRATE);
- reg_status = i2c_smbus_read_byte_data(new_client,
- MAX1619_REG_R_STATUS);
- if ((reg_config & 0x03) != 0x00
- || reg_convrate > 0x07 || (reg_status & 0x61 ) !=0x00) {
- dev_dbg(&adapter->dev,
- "MAX1619 detection failed at 0x%02x.\n",
- new_client->addr);
- return -ENODEV;
- }
+ /* detection */
+ reg_config = i2c_smbus_read_byte_data(client, MAX1619_REG_R_CONFIG);
+ reg_convrate = i2c_smbus_read_byte_data(client, MAX1619_REG_R_CONVRATE);
+ reg_status = i2c_smbus_read_byte_data(client, MAX1619_REG_R_STATUS);
+ if ((reg_config & 0x03) != 0x00
+ || reg_convrate > 0x07 || (reg_status & 0x61) != 0x00) {
+ dev_dbg(&adapter->dev, "MAX1619 detection failed at 0x%02x\n",
+ client->addr);
+ return -ENODEV;
}
- if (kind <= 0) { /* identification */
- u8 man_id, chip_id;
-
- man_id = i2c_smbus_read_byte_data(new_client,
- MAX1619_REG_R_MAN_ID);
- chip_id = i2c_smbus_read_byte_data(new_client,
- MAX1619_REG_R_CHIP_ID);
-
- if ((man_id == 0x4D) && (chip_id == 0x04))
- kind = max1619;
-
- if (kind <= 0) { /* identification failed */
- dev_info(&adapter->dev,
- "Unsupported chip (man_id=0x%02X, "
- "chip_id=0x%02X).\n", man_id, chip_id);
- return -ENODEV;
- }
+ /* identification */
+ man_id = i2c_smbus_read_byte_data(client, MAX1619_REG_R_MAN_ID);
+ chip_id = i2c_smbus_read_byte_data(client, MAX1619_REG_R_CHIP_ID);
+ if (man_id != 0x4D || chip_id != 0x04) {
+ dev_info(&adapter->dev,
+ "Unsupported chip (man_id=0x%02X, chip_id=0x%02X).\n",
+ man_id, chip_id);
+ return -ENODEV;
}
strlcpy(info->type, "max1619", I2C_NAME_SIZE);