msm: camera: calculate sof_count in ISPIF instead of VFE

Instead of counting the frame id inside VFE camif,
obtain the sof count in ispif and then pass the count into VFE
also add the capability to enable the sof count in VFE

Change-Id: I90c0178d933cb4c80627eb9a5f22b4bb13b10b27
Signed-off-by: Peter Liu <pingchie@codeaurora.org>
10 files changed