MDP_FLIP_UD        49 include/linux/msm_mdp.h #define MDP_ROT_180	(MDP_FLIP_UD|MDP_FLIP_LR)
MDP_FLIP_UD        50 include/linux/msm_mdp.h #define MDP_ROT_270	(MDP_ROT_90|MDP_FLIP_UD|MDP_FLIP_LR)