msm: vidc: add 32 bit support in video driver

The commit adds the following
1 Expose 32 bit compatibility ioctl only if the compat config is enabled.
2 Keep DMA mask aligned with api definition.
3 Replace the various division operations with 32 bit compatible modules.

CRs-Fixed: 2546421
Change-Id: I7bc931ffd124ef2b0be8d2bec44fbebf29d4cfb3
Signed-off-by: Vikash Garodia <vgarodia@codeaurora.org>