diff options
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/flower/action.c')
-rw-r--r-- | drivers/net/ethernet/netronome/nfp/flower/action.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/flower/action.c b/drivers/net/ethernet/netronome/nfp/flower/action.c index a3242b36e216..1b9421e844a9 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/action.c +++ b/drivers/net/ethernet/netronome/nfp/flower/action.c @@ -922,6 +922,51 @@ nfp_fl_pedit(const struct flow_action_entry *act, } } +static struct nfp_fl_meter *nfp_fl_meter(char *act_data) +{ + size_t act_size = sizeof(struct nfp_fl_meter); + struct nfp_fl_meter *meter_act; + + meter_act = (struct nfp_fl_meter *)act_data; + + memset(meter_act, 0, act_size); + + meter_act->head.jump_id = NFP_FL_ACTION_OPCODE_METER; + meter_act->head.len_lw = act_size >> NFP_FL_LW_SIZ; + + return meter_act; +} + +static int +nfp_flower_meter_action(struct nfp_app *app, + const struct flow_action_entry *action, + struct nfp_fl_payload *nfp_fl, int *a_len, + struct net_device *netdev, + struct netlink_ext_ack *extack) +{ + struct nfp_fl_meter *fl_meter; + u32 meter_id; + + if (*a_len + sizeof(struct nfp_fl_meter) > NFP_FL_MAX_A_SIZ) { + NL_SET_ERR_MSG_MOD(extack, + "unsupported offload:meter action size beyond the allowed maximum"); + return -EOPNOTSUPP; + } + + meter_id = action->hw_index; + if (!nfp_flower_search_meter_entry(app, meter_id)) { + NL_SET_ERR_MSG_MOD(extack, + "can not offload flow table with unsupported police action."); + return -EOPNOTSUPP; + } + + fl_meter = nfp_fl_meter(&nfp_fl->action_data[*a_len]); + *a_len += sizeof(struct nfp_fl_meter); + fl_meter->meter_id = cpu_to_be32(meter_id); + + return 0; +} + static int nfp_flower_output_action(struct nfp_app *app, const struct flow_action_entry *act, @@ -985,6 +1030,7 @@ nfp_flower_loop_action(struct nfp_app *app, const struct flow_action_entry *act, struct nfp_flower_pedit_acts *set_act, bool *pkt_host, struct netlink_ext_ack *extack, int act_idx) { + struct nfp_flower_priv *fl_priv = app->priv; struct nfp_fl_pre_tunnel *pre_tun; struct nfp_fl_set_tun *set_tun; struct nfp_fl_push_vlan *psh_v; @@ -1149,6 +1195,18 @@ nfp_flower_loop_action(struct nfp_app *app, const struct flow_action_entry *act, *pkt_host = true; break; + case FLOW_ACTION_POLICE: + if (!(fl_priv->flower_ext_feats & NFP_FL_FEATS_QOS_METER)) { + NL_SET_ERR_MSG_MOD(extack, + "unsupported offload: unsupported police action in action list"); + return -EOPNOTSUPP; + } + + err = nfp_flower_meter_action(app, act, nfp_fl, a_len, netdev, + extack); + if (err) + return err; + break; default: /* Currently we do not handle any other actions. */ NL_SET_ERR_MSG_MOD(extack, "unsupported offload: unsupported action in action list"); |