Create an mdp4 incoder for DSI. Only DSI video mode is supported as of
now.
Signed-off-by: NArchit Taneja <architt@codeaurora.org>
Signed-off-by: NVinay Simha BN <vinaysimha@inforcecomputing.com>
Signed-off-by: NRob Clark <robdclark@gmail.com>