iio: magn: bmc150_magn: do not set power state twice when setting trigger state
authorIrina Tirdea <irina.tirdea@intel.com>
Thu, 23 Jul 2015 17:15:02 +0000 (20:15 +0300)
committerJonathan Cameron <jic23@kernel.org>
Sun, 2 Aug 2015 17:19:57 +0000 (18:19 +0100)
When setting the trigger state, the device power state is set through
buffer preenable and postdisable hooks. There is no need
to also set it in the trigger set state call.

Remove duplicate set power state from the trigger set
state call.

Signed-off-by: Irina Tirdea <irina.tirdea@intel.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
drivers/iio/magnetometer/bmc150_magn.c

index 57f21fe10dd73b515e1d63f043493f1b3900a4b1..bf47c8838b493f61122a5c9e19f4886059f29b3f 100644 (file)
@@ -784,29 +784,23 @@ static int bmc150_magn_data_rdy_trigger_set_state(struct iio_trigger *trig,
        if (state == data->dready_trigger_on)
                goto err_unlock;
 
-       ret = bmc150_magn_set_power_state(data, state);
-       if (ret < 0)
-               goto err_unlock;
-
        ret = regmap_update_bits(data->regmap, BMC150_MAGN_REG_INT_DRDY,
                                 BMC150_MAGN_MASK_DRDY_EN,
                                 state << BMC150_MAGN_SHIFT_DRDY_EN);
        if (ret < 0)
-               goto err_poweroff;
+               goto err_unlock;
 
        data->dready_trigger_on = state;
 
        if (state) {
                ret = bmc150_magn_reset_intr(data);
                if (ret < 0)
-                       goto err_poweroff;
+                       goto err_unlock;
        }
        mutex_unlock(&data->mutex);
 
        return 0;
 
-err_poweroff:
-       bmc150_magn_set_power_state(data, false);
 err_unlock:
        mutex_unlock(&data->mutex);
        return ret;