msm: mdss: provide an exclusive access to SSPP op_mode

IGC/SPA/QSEED effects are supported by PP module and
calibration service. User is not able observe the effect
when both modules try to enable/disable the effect
at the same time. This change provides calibration
service an exclusive access to SSPP_SRC_OP_MODE on
all source pipes and VIG_OP_MODE on all VIG pipes
during tuning state.

Change-Id: Ice50f579fcb900f673c52a6b17f40aeb3a0e0a66
Signed-off-by: Dhaval Patel <pdhaval@codeaurora.org>