Temperature sensor works correctly only when accel and/or gyro is turned on. Prevent polling value if they are not running. Anyway it doesn't make sense to use it without sensor engines on. Signed-off-by: Jean-Baptiste Maneyrol <jmaneyrol@xxxxxxxxxxxxxx> --- drivers/iio/imu/inv_mpu6050/inv_mpu_core.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c index f698d2aa61f4..3212030cc083 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c @@ -597,6 +597,11 @@ static int inv_mpu6050_read_channel_data(struct iio_dev *indio_dev, chan->channel2, val); break; case IIO_TEMP: + /* temperature sensor work only with accel and/or gyro */ + if (!st->chip_config.accl_en && !st->chip_config.gyro_en) { + result = -ENOTSUPP; + goto error_power_off; + } if (!st->chip_config.temp_en) { result = inv_mpu6050_switch_engine(st, true, INV_MPU6050_SENSOR_TEMP); -- 2.17.1