diff options
| author | Jean Delvare <khali@linux-fr.org> | 2009-12-09 20:35:57 +0100 |
|---|---|---|
| committer | Jean Delvare <khali@linux-fr.org> | 2009-12-09 20:35:57 +0100 |
| commit | 52df6440a29123eed912183fe785bbe174ef14b9 (patch) | |
| tree | 3a3b9f4110d21c2ec4f5711444dd9cec6fb3d32c /drivers/hwmon/lm93.c | |
| parent | hwmon: (w83l785ts) Clean up detect function (diff) | |
| download | linux-52df6440a29123eed912183fe785bbe174ef14b9.tar.xz linux-52df6440a29123eed912183fe785bbe174ef14b9.zip | |
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>
Diffstat (limited to 'drivers/hwmon/lm93.c')
| -rw-r--r-- | drivers/hwmon/lm93.c | 32 |
1 files changed, 11 insertions, 21 deletions
diff --git a/drivers/hwmon/lm93.c b/drivers/hwmon/lm93.c index fc36cadf36fb..495e7ce6f8a1 100644 --- a/drivers/hwmon/lm93.c +++ b/drivers/hwmon/lm93.c @@ -2505,34 +2505,24 @@ static int lm93_detect(struct i2c_client *client, int kind, struct i2c_board_info *info) { struct i2c_adapter *adapter = client->adapter; + int mfr, ver; if (!i2c_check_functionality(adapter, LM93_SMBUS_FUNC_MIN)) return -ENODEV; /* 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); - return -ENODEV; - } + 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; } - 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"); - 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); |