UPSTREAM: Merge commit '7919cf91' into msm-4.9 - _1219 - PC64

* commit '7919cf91':
  msm: camera: isp: Add status info in case of IRQ storm
  msm: camera: core: Add flush for offline devices
  msm: camera: icp: shut down icp clk when needed
  msm: camera: icp: Fix out of bound issue in ICP
  msm: camera: sync: Change the sync state first
  cam :msm: Add debug logs in cam sync module

Change-Id: Id99a487f336f882a3238a204d483f92b7ec3c006
Signed-off-by: Abhijit Trivedi <abhijitt@codeaurora.org>