msm_fb: hdmi: update data on resolution change

On changing resolution, all information related to display
needs to be updated which helps in calculating the right mdp
clock for each resolution.

CRs-Fixed: 436151
Change-Id: I1ab6e5859491936a7fa8c62247da9ef5a0ff45ef
Signed-off-by: Ajay Singh Parmar <aparmar@codeaurora.org>