msm_fb: full rework, import from caf msm-3.4 branch

Change-Id: If771c0f3376fc9bd9d7cf16930072a547330c7fb
msm_fb: huawei bring up

Change-Id: I32a1dc83bd513cb75ec73b3e54b0e3156975d681
msm: mdp: update msm_mdp header

Change-Id: I1ab67a0f0435f6a375b477fb27463c58b5644cda