msm: camera: Check for csid_irq status bit in case of

time out

Csid interrupt time out is happening due to system load.
Check if the interrupt is actually done by hardware by
reading the irq.

Change-Id: I8a07f98d1b769c53762cd71e87f1900c683115cd
Signed-off-by: Shankar Ravi <rshankar@codeaurora.org>