Make use of tc_cls_can_offload_and_chain0() to set extack msg in case
ethtool tc offload flag is not set or chain unsupported.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Simon Horman <simon.horman@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
 {
        struct bnxt *bp = cb_priv;
 
-       if (!bnxt_tc_flower_enabled(bp) || !tc_can_offload(bp->dev))
+       if (!bnxt_tc_flower_enabled(bp) ||
+           !tc_cls_can_offload_and_chain0(bp->dev, type_data))
                return -EOPNOTSUPP;
 
        switch (type) {
 
 {
        int rc = 0;
 
-       if (cls_flower->common.chain_index)
-               return -EOPNOTSUPP;
-
        switch (cls_flower->command) {
        case TC_CLSFLOWER_REPLACE:
                rc = bnxt_tc_add_flow(bp, src_fid, cls_flower);
 
        struct bnxt *bp = vf_rep->bp;
        int vf_fid = bp->pf.vf[vf_rep->vf_idx].fw_fid;
 
-       if (!bnxt_tc_flower_enabled(vf_rep->bp) || !tc_can_offload(bp->dev))
+       if (!bnxt_tc_flower_enabled(vf_rep->bp) ||
+           !tc_cls_can_offload_and_chain0(bp->dev, type_data))
                return -EOPNOTSUPP;
 
        switch (type) {