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author | David S. Miller <davem@davemloft.net> | 2008-07-05 23:08:07 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2008-07-05 23:08:07 -0700 |
commit | ea2aca084ba82aaf7c148d04914ceed8758ce08a (patch) | |
tree | dcb3f4f849cf48deac2dd3bafd5c2cd2f0e7dc79 /drivers/hwmon/lm75.c | |
parent | f3032be921cd126615ce3bfd7084e3d319f3f892 (diff) | |
parent | c5a78ac00c400df29645e59938700301efb371d0 (diff) | |
download | blackbird-op-linux-ea2aca084ba82aaf7c148d04914ceed8758ce08a.tar.gz blackbird-op-linux-ea2aca084ba82aaf7c148d04914ceed8758ce08a.zip |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
Documentation/feature-removal-schedule.txt
drivers/net/wan/hdlc_fr.c
drivers/net/wireless/iwlwifi/iwl-4965.c
drivers/net/wireless/iwlwifi/iwl3945-base.c
Diffstat (limited to 'drivers/hwmon/lm75.c')
-rw-r--r-- | drivers/hwmon/lm75.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/hwmon/lm75.c b/drivers/hwmon/lm75.c index fa7696905154..de698dc73020 100644 --- a/drivers/hwmon/lm75.c +++ b/drivers/hwmon/lm75.c @@ -251,10 +251,13 @@ static int lm75_detach_client(struct i2c_client *client) the SMBus standard. */ static int lm75_read_value(struct i2c_client *client, u8 reg) { + int value; + if (reg == LM75_REG_CONF) return i2c_smbus_read_byte_data(client, reg); - else - return swab16(i2c_smbus_read_word_data(client, reg)); + + value = i2c_smbus_read_word_data(client, reg); + return (value < 0) ? value : swab16(value); } static int lm75_write_value(struct i2c_client *client, u8 reg, u16 value) @@ -287,9 +290,16 @@ static struct lm75_data *lm75_update_device(struct device *dev) int i; dev_dbg(&client->dev, "Starting lm75 update\n"); - for (i = 0; i < ARRAY_SIZE(data->temp); i++) - data->temp[i] = lm75_read_value(client, - LM75_REG_TEMP[i]); + for (i = 0; i < ARRAY_SIZE(data->temp); i++) { + int status; + + status = lm75_read_value(client, LM75_REG_TEMP[i]); + if (status < 0) + dev_dbg(&client->dev, "reg %d, err %d\n", + LM75_REG_TEMP[i], status); + else + data->temp[i] = status; + } data->last_updated = jiffies; data->valid = 1; } |