Revert "msm: mdss: Fix mdss_dsi_cmd_mdp_busy timeout error"

This reverts commit 952bda1264361a8b96592fdc51f8551fb788592d.
Revert "msm: mdss: push wait for fences and ping pong done as late as possible"

This reverts commit f66d1ed20fc7ec15160f089cb43ae11d92f635a6.