msm: camera: Update frame count logic

Start of frame interrupt is only supported in camera interface.
For raw dump interface, we have to use register update interrupt
for frame counting.
Update logic to use register update interrupt for both
camera interface and raw dump interface in ISP.

Change-Id: Ia9fcc8f0c509a59113e2fa4d09c9490fbf68e60b
Signed-off-by: Kevin Chan <ktchan@codeaurora.org>
5 files changed