msm: vidc: add support for concurrent hfi devices

This change is needed to simultaneously support
both venus and q6 hfi devices on v4l2 video driver.
The hal_ctxt has been made private for each hfi device.

Change-Id: If443dcaf3f13ed2191c453005f45833c5e7c1724
Signed-off-by: Arun Menon <avmenon@codeaurora.org>
4 files changed