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| author | Paul Mundt <lethal@linux-sh.org> | 2011-01-06 18:24:07 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2011-01-06 18:24:07 +0900 |
| commit | f862f904d357dc0d3612347a8dbabe6fae037fbb (patch) | |
| tree | d7f5c2d5f85fd9e1cfc36beae904dc4f9cca04a3 /drivers/hwmon/adm1026.c | |
| parent | 6f09e41d704fe0bc9157a5357480751d39361d01 (diff) | |
| parent | 3c0eee3fe6a3a1c745379547c7e7c904aa64f6d5 (diff) | |
| download | linux-f862f904d357dc0d3612347a8dbabe6fae037fbb.tar.bz2 | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6 into sh-latest
Conflicts:
arch/sh/kernel/cpu/sh2a/clock-sh7201.c
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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) { |