diff options
Diffstat (limited to 'drivers/i2c/chips/adm1025.c')
| -rw-r--r-- | drivers/i2c/chips/adm1025.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/i2c/chips/adm1025.c b/drivers/i2c/chips/adm1025.c index d9053e37ea2b5..e0771a3d05c95 100644 --- a/drivers/i2c/chips/adm1025.c +++ b/drivers/i2c/chips/adm1025.c @@ -206,9 +206,12 @@ static ssize_t set_in##offset##_min(struct device *dev, const char *buf, \ struct i2c_client *client = to_i2c_client(dev); \ struct adm1025_data *data = i2c_get_clientdata(client); \ long val = simple_strtol(buf, NULL, 10); \ + \ + down(&data->update_lock); \ data->in_min[offset] = IN_TO_REG(val, in_scale[offset]); \ i2c_smbus_write_byte_data(client, ADM1025_REG_IN_MIN(offset), \ data->in_min[offset]); \ + up(&data->update_lock); \ return count; \ } \ static ssize_t set_in##offset##_max(struct device *dev, const char *buf, \ @@ -217,9 +220,12 @@ static ssize_t set_in##offset##_max(struct device *dev, const char *buf, \ struct i2c_client *client = to_i2c_client(dev); \ struct adm1025_data *data = i2c_get_clientdata(client); \ long val = simple_strtol(buf, NULL, 10); \ + \ + down(&data->update_lock); \ data->in_max[offset] = IN_TO_REG(val, in_scale[offset]); \ i2c_smbus_write_byte_data(client, ADM1025_REG_IN_MAX(offset), \ data->in_max[offset]); \ + up(&data->update_lock); \ return count; \ } \ static DEVICE_ATTR(in##offset##_min, S_IWUSR | S_IRUGO, \ @@ -240,9 +246,12 @@ static ssize_t set_temp##offset##_min(struct device *dev, const char *buf, \ struct i2c_client *client = to_i2c_client(dev); \ struct adm1025_data *data = i2c_get_clientdata(client); \ long val = simple_strtol(buf, NULL, 10); \ + \ + down(&data->update_lock); \ data->temp_min[offset-1] = TEMP_TO_REG(val); \ i2c_smbus_write_byte_data(client, ADM1025_REG_TEMP_LOW(offset-1), \ data->temp_min[offset-1]); \ + up(&data->update_lock); \ return count; \ } \ static ssize_t set_temp##offset##_max(struct device *dev, const char *buf, \ @@ -251,9 +260,12 @@ static ssize_t set_temp##offset##_max(struct device *dev, const char *buf, \ struct i2c_client *client = to_i2c_client(dev); \ struct adm1025_data *data = i2c_get_clientdata(client); \ long val = simple_strtol(buf, NULL, 10); \ + \ + down(&data->update_lock); \ data->temp_max[offset-1] = TEMP_TO_REG(val); \ i2c_smbus_write_byte_data(client, ADM1025_REG_TEMP_HIGH(offset-1), \ data->temp_max[offset-1]); \ + up(&data->update_lock); \ return count; \ } \ static DEVICE_ATTR(temp##offset##_min, S_IWUSR | S_IRUGO, \ |