Revert "Revert "Port msm_vidc_enc/dec headers from CAF 3.0""

This reverts commit 9c62742aa3637b1048481fd205da585c0dcf656c.
Revert "Revert "kmalloc: Finer grained memory allocation blocks for the ARM11 systems""

This reverts commit d3ab726c68feae315531f1633947da404b71355a.