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| author | David S. Miller <davem@davemloft.net> | 2010-12-27 09:37:05 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-12-27 09:37:05 +0300 |
| commit | 17f7f4d9fcce8f1b75b5f735569309dee7665968 (patch) | |
| tree | 14d7e49ca0053a0fcab3c33b5023bf3f90c5c08a /drivers/hwmon/adm1026.c | |
| parent | 041110a439e21cd40709ead4ffbfa8034619ad77 (diff) | |
| parent | d7c1255a3a21e98bdc64df8ccf005a174d7e6289 (diff) | |
| download | linux-17f7f4d9fcce8f1b75b5f735569309dee7665968.tar.xz | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
net/ipv4/fib_frontend.c
Diffstat (limited to 'drivers/hwmon/adm1026.c')
| -rw-r--r-- | drivers/hwmon/adm1026.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/hwmon/adm1026.c b/drivers/hwmon/adm1026.c index 4bf969c0a32b..be0fdd58aa29 100644 --- a/drivers/hwmon/adm1026.c +++ b/drivers/hwmon/adm1026.c @@ -916,27 +916,27 @@ static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr, int nr = sensor_attr->index; struct i2c_client *client = to_i2c_client(dev); struct adm1026_data *data = i2c_get_clientdata(client); - int val, orig_div, new_div, shift; + int val, orig_div, new_div; val = simple_strtol(buf, NULL, 10); new_div = DIV_TO_REG(val); - if (new_div == 0) { - return -EINVAL; - } + mutex_lock(&data->update_lock); orig_div = data->fan_div[nr]; data->fan_div[nr] = DIV_FROM_REG(new_div); if (nr < 4) { /* 0 <= nr < 4 */ - shift = 2 * nr; adm1026_write_value(client, ADM1026_REG_FAN_DIV_0_3, - ((DIV_TO_REG(orig_div) & (~(0x03 << shift))) | - (new_div << shift))); + (DIV_TO_REG(data->fan_div[0]) << 0) | + (DIV_TO_REG(data->fan_div[1]) << 2) | + (DIV_TO_REG(data->fan_div[2]) << 4) | + (DIV_TO_REG(data->fan_div[3]) << 6)); } else { /* 3 < nr < 8 */ - shift = 2 * (nr - 4); adm1026_write_value(client, ADM1026_REG_FAN_DIV_4_7, - ((DIV_TO_REG(orig_div) & (~(0x03 << (2 * shift)))) | - (new_div << shift))); + (DIV_TO_REG(data->fan_div[4]) << 0) | + (DIV_TO_REG(data->fan_div[5]) << 2) | + (DIV_TO_REG(data->fan_div[6]) << 4) | + (DIV_TO_REG(data->fan_div[7]) << 6)); } if (data->fan_div[nr] != orig_div) { |