drm/msm/sde: fixup mdp top split pipe control

Complete implementation of mdp top pipe control with support
for full control of upper and lower pipe settings, for command
and video modes. Fixes support for dual DSI panels.

Change-Id: I38abba32ee23fd0ef2c7825fc1bd6e0687cc6556
Signed-off-by: Abhijit Kulkarni <kabhijit@codeaurora.org>
4 files changed