[media] v4l2-fh.rst: add cross references and markups

Add cross-references with the kernel-doc functions/structs
and improve the markups.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

1 files changed, 56 insertions, 55 deletions

diff --git a/Documentation/media/kapi/v4l2-fh.rst b/Documentation/media/kapi/v4l2-fh.rst