msm: camera: Reduce error logging

When ISP detect an error in the hardware, an error
interrupt is fired. The current code logs the error,
thus could cause watch dog bite if the hardware is not
stopped fast enough. This change aggregate errors and
print out error info periodically.

Change-Id: If40ef37e3c70e805241989be3abd5b7e54a701b1
Signed-off-by: Kevin Chan <ktchan@codeaurora.org>
6 files changed