diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-09 19:53:11 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-09 19:53:11 -0800 |
commit | f71eaf68406cfee91b6a96bcdf7ce33dc78829c5 (patch) | |
tree | 92a1663ae15d521f25849d28ebb4dfad10567892 /drivers/hwmon/adm9240.c | |
parent | 78f1ae193d1662c22cfebb916e788e1ca896c0fe (diff) | |
parent | 54fe4671aa5853ca88da72d67e969a3d8de6dcf6 (diff) |
Merge branch 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging
* 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging: (41 commits)
hwmon: (adt7475) Add VID support for the ADT7476
hwmon: (adt7475) Add an entry in MAINTAINERS
hwmon: (adt7475) Add support for the ADT7476
hwmon: (adt7475) Voltage attenuators can be bypassed
hwmon: (adt7475) Print device information on probe
hwmon: (adt7475) Handle alternative pin functions
hwmon: (adt7475) Move sysfs files removal to a separate function
hwmon: (adt7475) Add support for the ADT7490
hwmon: (adt7475) Improve device detection
hwmon: (adt7475) Add missing static marker
hwmon: (adt7475) Rework voltage inputs handling
hwmon: (adt7475) Implement pwm_use_point2_pwm_at_crit
hwmon: (adt7475) New documentation
hwmon: (adt7475) Add support for the ADT7473
hwmon: (f71882fg) Add support for the f71889fg (version 2)
hwmon: (f71882fg) Fix sysfs file removal
hwmon: (f71882fg) Cleanup sysfs attr creation 2/2
hwmon: (f71882fg) Cleanup sysfs attr creation 1/2
hwmon: (thmc50) Stop using I2C_CLIENT_MODULE_PARM
hwmon: Add Freescale MC13783 ADC driver
...
Diffstat (limited to 'drivers/hwmon/adm9240.c')
-rw-r--r-- | drivers/hwmon/adm9240.c | 61 |
1 files changed, 22 insertions, 39 deletions
diff --git a/drivers/hwmon/adm9240.c b/drivers/hwmon/adm9240.c index 2444b15f2e9..20e0481cc20 100644 --- a/drivers/hwmon/adm9240.c +++ b/drivers/hwmon/adm9240.c @@ -556,51 +556,34 @@ static int adm9240_detect(struct i2c_client *new_client, int kind, if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) return -ENODEV; - if (kind == 0) { - kind = adm9240; - } - - if (kind < 0) { - - /* verify chip: reg address should match i2c address */ - if (i2c_smbus_read_byte_data(new_client, ADM9240_REG_I2C_ADDR) - != address) { - dev_err(&adapter->dev, "detect fail: address match, " - "0x%02x\n", address); - return -ENODEV; - } - - /* check known chip manufacturer */ - man_id = i2c_smbus_read_byte_data(new_client, - ADM9240_REG_MAN_ID); - if (man_id == 0x23) { - kind = adm9240; - } else if (man_id == 0xda) { - kind = ds1780; - } else if (man_id == 0x01) { - kind = lm81; - } else { - dev_err(&adapter->dev, "detect fail: unknown manuf, " - "0x%02x\n", man_id); - return -ENODEV; - } - - /* successful detect, print chip info */ - die_rev = i2c_smbus_read_byte_data(new_client, - ADM9240_REG_DIE_REV); - dev_info(&adapter->dev, "found %s revision %u\n", - man_id == 0x23 ? "ADM9240" : - man_id == 0xda ? "DS1780" : "LM81", die_rev); + /* verify chip: reg address should match i2c address */ + if (i2c_smbus_read_byte_data(new_client, ADM9240_REG_I2C_ADDR) + != address) { + dev_err(&adapter->dev, "detect fail: address match, 0x%02x\n", + address); + return -ENODEV; } - /* either forced or detected chip kind */ - if (kind == adm9240) { + /* check known chip manufacturer */ + man_id = i2c_smbus_read_byte_data(new_client, ADM9240_REG_MAN_ID); + if (man_id == 0x23) { name = "adm9240"; - } else if (kind == ds1780) { + } else if (man_id == 0xda) { name = "ds1780"; - } else if (kind == lm81) { + } else if (man_id == 0x01) { name = "lm81"; + } else { + dev_err(&adapter->dev, "detect fail: unknown manuf, 0x%02x\n", + man_id); + return -ENODEV; } + + /* successful detect, print chip info */ + die_rev = i2c_smbus_read_byte_data(new_client, ADM9240_REG_DIE_REV); + dev_info(&adapter->dev, "found %s revision %u\n", + man_id == 0x23 ? "ADM9240" : + man_id == 0xda ? "DS1780" : "LM81", die_rev); + strlcpy(info->type, name, I2C_NAME_SIZE); return 0; |