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path: root/drivers/hwmon/lm92.c
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Diffstat (limited to 'drivers/hwmon/lm92.c')
-rw-r--r--drivers/hwmon/lm92.c31
1 files changed, 11 insertions, 20 deletions
diff --git a/drivers/hwmon/lm92.c b/drivers/hwmon/lm92.c
index b2e00c5a7ee..47ac698709d 100644
--- a/drivers/hwmon/lm92.c
+++ b/drivers/hwmon/lm92.c
@@ -323,31 +323,22 @@ static int lm92_detect(struct i2c_client *new_client, int kind,
struct i2c_board_info *info)
{
struct i2c_adapter *adapter = new_client->adapter;
+ u8 config;
+ u16 man_id;
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA
| I2C_FUNC_SMBUS_WORD_DATA))
return -ENODEV;
- /* A negative kind means that the driver was loaded with no force
- parameter (default), so we must identify the chip. */
- if (kind < 0) {
- u8 config = i2c_smbus_read_byte_data(new_client,
- LM92_REG_CONFIG);
- u16 man_id = i2c_smbus_read_word_data(new_client,
- LM92_REG_MAN_ID);
-
- if ((config & 0xe0) == 0x00
- && man_id == 0x0180) {
- pr_info("lm92: Found National Semiconductor LM92 chip\n");
- kind = lm92;
- } else
- if (max6635_check(new_client)) {
- pr_info("lm92: Found Maxim MAX6635 chip\n");
- kind = lm92; /* No separate prefix */
- }
- else
- return -ENODEV;
- }
+ config = i2c_smbus_read_byte_data(new_client, LM92_REG_CONFIG);
+ man_id = i2c_smbus_read_word_data(new_client, LM92_REG_MAN_ID);
+
+ if ((config & 0xe0) == 0x00 && man_id == 0x0180)
+ pr_info("lm92: Found National Semiconductor LM92 chip\n");
+ else if (max6635_check(new_client))
+ pr_info("lm92: Found Maxim MAX6635 chip\n");
+ else
+ return -ENODEV;
strlcpy(info->type, "lm92", I2C_NAME_SIZE);