sdm: Add pipe rect number in mdp structure.

There is a misunderstanding between userspace
and driver for the rect number of multi rect
DMA pipe if the prioritized layer pairs
have unequal number of rects. So adding rect
number in mdp structure to be passed to driver.

Change-Id: Ie0b459385dd0c7080643e42364c6971d4dccc4db
CRs-Fixed: 2000464
2 files changed