hwmon: Clean up detect functions
As kind is now hard-coded to -1, there is room for code clean-ups.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Corentin Labbe <corentin.labbe@geomatys.fr>
Cc: "Mark M. Hoffman" <mhoffman@lightlink.com>
Cc: Juerg Haefliger <juergh@gmail.com>
Cc: Riku Voipio <riku.voipio@iki.fi>
Acked-by: "Hans J. Koch" <hjk@linutronix.de>
Cc: Rudolf Marek <r.marek@assembler.cz>
diff --git a/drivers/hwmon/lm95241.c b/drivers/hwmon/lm95241.c
index e34f9e4..906b896 100644
--- a/drivers/hwmon/lm95241.c
+++ b/drivers/hwmon/lm95241.c
@@ -315,51 +315,23 @@
{
struct i2c_adapter *adapter = new_client->adapter;
int address = new_client->addr;
- const char *name = "";
+ const char *name;
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 */
- if ((i2c_smbus_read_byte_data(new_client, LM95241_REG_R_MAN_ID)
- != MANUFACTURER_ID)
- || (i2c_smbus_read_byte_data(new_client, LM95241_REG_R_CHIP_ID)
- < DEFAULT_REVISION)) {
- dev_dbg(&adapter->dev,
- "LM95241 detection failed at 0x%02x.\n",
- address);
- return -ENODEV;
- }
- }
-
- if (kind <= 0) { /* identification */
- if ((i2c_smbus_read_byte_data(new_client, LM95241_REG_R_MAN_ID)
- == MANUFACTURER_ID)
- && (i2c_smbus_read_byte_data(new_client, LM95241_REG_R_CHIP_ID)
- >= DEFAULT_REVISION)) {
-
- kind = lm95241;
-
- if (kind <= 0) { /* identification failed */
- dev_info(&adapter->dev, "Unsupported chip\n");
- return -ENODEV;
- }
- }
+ if ((i2c_smbus_read_byte_data(new_client, LM95241_REG_R_MAN_ID)
+ == MANUFACTURER_ID)
+ && (i2c_smbus_read_byte_data(new_client, LM95241_REG_R_CHIP_ID)
+ >= DEFAULT_REVISION)) {
+ name = "lm95241";
+ } else {
+ dev_dbg(&adapter->dev, "LM95241 detection failed at 0x%02x\n",
+ address);
+ return -ENODEV;
}
/* Fill the i2c board info */
- if (kind == lm95241)
- name = "lm95241";
strlcpy(info->type, name, I2C_NAME_SIZE);
return 0;
}