Fix:
drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c: In function ‘inv_mpu6050_read_fifo’:
drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c:176:3: error: implicit declaration of
function ‘iio_push_to_buffers’ [-Werror=implicit-function-declaration]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
 config INV_MPU6050_IIO
        tristate "Invensense MPU6050 devices"
        depends on I2C && SYSFS
+       select IIO_BUFFER
        select IIO_TRIGGERED_BUFFER
        help
          This driver supports the Invensense MPU6050 devices.