msm: mdss: cache panel setting in suspend state
msm: mdss: cache panel setting in suspend state

Save panel on/off setting in suspend status to be used
when resume, return success as a temp workaround.

Change-Id: I10a4136d987a8dee84b2d4750699bfef919c7911
Signed-off-by: Ken Zhang <f90f0f509d376d2c74c54f5d2ce2b72e9085adf0@codeaurora.org>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas