msm: vidc: enable mark_data feature

Use v4l2_buffer.m.planes[0].reserved[3,4] to pass
mark_data and mark_target with userspace.
Use 2 lists to store and pass mark_data between
v4l2_buffer and HFI.

CRs-fixed: 2099825
Change-Id: I2102b80a81041a6283061bcf320de9a21b373156
Signed-off-by: Qiwei Liu <qiweil@codeaurora.org>
4 files changed