mdss_dsi_panel: Clean up panel reset

We didn't properly merge qcom's changes here

Change-Id: I726dbc156fd793162d4e4dc1e206c1eab88ce141

Conflicts:
	drivers/video/msm/mdss/mdss_dsi_panel.c
Revert "msm: mdss: Dynamic FPS using VFP."

This reverts commit 043d680b4f6f9093a0fff361da87bee894886cf0.

Conflicts:
	drivers/video/msm/mdss/mdss_dsi_host.c
msm: mdss: fix DCS backlight control when broadcast mode is enabled

When broadcast mode is enabled, we trigger DCS commands when cmds_tx
is done on controller 1. This call is missing in the path of
backlight control using DCS commands. Add this call to fix DCS
backlight issues for broadcast mode.

Change-Id: I18193375e180a42fb1db42fb1d52a976b660ae1c
Signed-off-by: Padmanabhan Komanduru <pkomandu@codeaurora.org>
msm8974: Update config for JDI dual-DSI panel
* 60 FPS (dynamic)