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path: root/drivers/hwmon/tmp102.c
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Diffstat (limited to 'drivers/hwmon/tmp102.c')
-rw-r--r--drivers/hwmon/tmp102.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/hwmon/tmp102.c b/drivers/hwmon/tmp102.c
index e9de28df0e4d..0da695d800c5 100644
--- a/drivers/hwmon/tmp102.c
+++ b/drivers/hwmon/tmp102.c
@@ -239,19 +239,27 @@ static int __devexit tmp102_remove(struct i2c_client *client)
static int tmp102_suspend(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
+ int config;
- tmp102_write_reg(client, TMP102_CONF_REG, TMP102_CONF_SD);
+ config = tmp102_read_reg(client, TMP102_CONF_REG);
+ if (config < 0)
+ return config;
- return 0;
+ config |= TMP102_CONF_SD;
+ return tmp102_write_reg(client, TMP102_CONF_REG, config);
}
static int tmp102_resume(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
+ int config;
- tmp102_write_reg(client, TMP102_CONF_REG, TMP102_CONFIG);
+ config = tmp102_read_reg(client, TMP102_CONF_REG);
+ if (config < 0)
+ return config;
- return 0;
+ config &= ~TMP102_CONF_SD;
+ return tmp102_write_reg(client, TMP102_CONF_REG, config);
}
static const struct dev_pm_ops tmp102_dev_pm_ops = {