Revert "Revert "msm: mdss: Dynamic FPS using VFP.""

This reverts commit dbff413939afa7e23548f6ce61f5fe641cb44367.
Revert "msm: mdss: add real time debug log"

This reverts commit 8cd8723b0952e335cb005b6cd126a760a3ff9785.

Conflicts:
	drivers/video/msm/mdss/mdss_dsi_host.c
	drivers/video/msm/mdss/mdss_mdp.c
msm: mdss: add tracing events in mdss driver

Add tracing points in key points in driver.

Change-Id: Ie31e27be4890e2e7cd573c00dbf3f66fa9c62060
Signed-off-by: Adrian Salido-Moreno <adrianm@codeaurora.org>
Signed-off-by: Ingrid Gallardo <ingridg@codeaurora.org>
Signed-off-by: Vineet Bajaj <vbajaj@codeaurora.org>
msm: mdss add bw related events for command mode panels

Add events to observe when bandwidth is requested,
when bandwidth is needed and when bandwidth is released
for command mode panels.

Change-Id: I56b8ce28683696bee50e9cd10351076c49e4a84c
Signed-off-by: Ingrid Gallardo <ingridg@codeaurora.org>
Signed-off-by: Vineet Bajaj <vbajaj@codeaurora.org>

Conflicts:
	drivers/video/msm/mdss/mdss_mdp_intf_cmd.c
msm: mdss: add systrace begin/end trace events

Adding trace points for systrace at various points in
the driver.

Change-Id: I4783fd2982bddb7f111de9e064bcaff153eb1ce1
Signed-off-by: Adrian Salido-Moreno <adrianm@codeaurora.org>
Signed-off-by: Vineet Bajaj <vbajaj@codeaurora.org>