Add handling for VIDIOC_QUERYBUF ioctl in driver.
This can be used to query the status of a buffer
at any time after buffers have been allocated with
the VIDIOC_REQBUFS ioctl.
Partially Fixes: v4l2-compliance:
test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF.
Change-Id: Ifd014bd8a8b02ce9fa15c62d7583bc8bcfb6756a
Signed-off-by: Dikshita Agarwal <quic_dikshita@quicinc.com>