i2c: Improved performance of write/read functions with transfer API call
i2c: Improved performance of write/read functions with transfer API call

Signed-off-by: Henry Bruce <57ea958cad66de244404958c9a01f7a4ad51b29e@intel.com>

jontrulson/zmraa,malikabhi05/zmraa-1,whbruce/zmraa,intel-iot-devkit/zmraa