1884087198
Not all speed capabilities can be reported properly before Linux 4.8 (25G,
50G and 100G speeds are missing), moreover the API to retrieve them only
exists since Linux 4.5, this commit thus implements compatibility code for
all versions.
Fixes: e274f5732225 ("ethdev: add speed capabilities")
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>