staging:iio:accel:adis16220 allocate tx and rx in state plus state via iio_priv

Few other misc cleanups.

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Acked-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2 files changed