diff options
Diffstat (limited to 'drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c')
-rw-r--r-- | drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c | 88 |
1 files changed, 80 insertions, 8 deletions
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c b/drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c index 55f255a3c9..8d67d9f24c 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c @@ -159,13 +159,14 @@ out: static int sparx5_tc_flower_handler_control_usage(struct vcap_tc_flower_parse_usage *st) { + struct netlink_ext_ack *extack = st->fco->common.extack; struct flow_match_control mt; u32 value, mask; int err = 0; flow_rule_match_control(st->frule, &mt); - if (mt.mask->flags) { + if (mt.mask->flags & (FLOW_DIS_IS_FRAGMENT | FLOW_DIS_FIRST_FRAG)) { u8 is_frag_key = !!(mt.key->flags & FLOW_DIS_IS_FRAGMENT); u8 is_frag_mask = !!(mt.mask->flags & FLOW_DIS_IS_FRAGMENT); u8 is_frag_idx = (is_frag_key << 1) | is_frag_mask; @@ -178,7 +179,7 @@ sparx5_tc_flower_handler_control_usage(struct vcap_tc_flower_parse_usage *st) u8 vdt = sparx5_vcap_frag_map[is_frag_idx][first_frag_idx]; if (vdt == FRAG_INVAL) { - NL_SET_ERR_MSG_MOD(st->fco->common.extack, + NL_SET_ERR_MSG_MOD(extack, "Match on invalid fragment flag combination"); return -EINVAL; } @@ -190,16 +191,19 @@ sparx5_tc_flower_handler_control_usage(struct vcap_tc_flower_parse_usage *st) err = vcap_rule_add_key_u32(st->vrule, VCAP_KF_L3_FRAGMENT_TYPE, value, mask); - if (err) - goto out; + if (err) { + NL_SET_ERR_MSG_MOD(extack, "ip_frag parse error"); + return err; + } } - st->used_keys |= BIT_ULL(FLOW_DISSECTOR_KEY_CONTROL); + if (!flow_rule_is_supp_control_flags(FLOW_DIS_IS_FRAGMENT | + FLOW_DIS_FIRST_FRAG, + mt.mask->flags, extack)) + return -EOPNOTSUPP; - return err; + st->used_keys |= BIT_ULL(FLOW_DISSECTOR_KEY_CONTROL); -out: - NL_SET_ERR_MSG_MOD(st->fco->common.extack, "ip_frag parse error"); return err; } @@ -1023,6 +1027,64 @@ static int sparx5_tc_action_vlan_push(struct vcap_admin *admin, return err; } +static void sparx5_tc_flower_set_port_mask(struct vcap_u72_action *ports, + struct net_device *ndev) +{ + struct sparx5_port *port = netdev_priv(ndev); + int byidx = port->portno / BITS_PER_BYTE; + int biidx = port->portno % BITS_PER_BYTE; + + ports->value[byidx] |= BIT(biidx); +} + +static int sparx5_tc_action_mirred(struct vcap_admin *admin, + struct vcap_rule *vrule, + struct flow_cls_offload *fco, + struct flow_action_entry *act) +{ + struct vcap_u72_action ports = {0}; + int err; + + if (admin->vtype != VCAP_TYPE_IS0 && admin->vtype != VCAP_TYPE_IS2) { + NL_SET_ERR_MSG_MOD(fco->common.extack, + "Mirror action not supported in this VCAP"); + return -EOPNOTSUPP; + } + + err = vcap_rule_add_action_u32(vrule, VCAP_AF_MASK_MODE, + SPX5_PMM_OR_DSTMASK); + if (err) + return err; + + sparx5_tc_flower_set_port_mask(&ports, act->dev); + + return vcap_rule_add_action_u72(vrule, VCAP_AF_PORT_MASK, &ports); +} + +static int sparx5_tc_action_redirect(struct vcap_admin *admin, + struct vcap_rule *vrule, + struct flow_cls_offload *fco, + struct flow_action_entry *act) +{ + struct vcap_u72_action ports = {0}; + int err; + + if (admin->vtype != VCAP_TYPE_IS0 && admin->vtype != VCAP_TYPE_IS2) { + NL_SET_ERR_MSG_MOD(fco->common.extack, + "Redirect action not supported in this VCAP"); + return -EOPNOTSUPP; + } + + err = vcap_rule_add_action_u32(vrule, VCAP_AF_MASK_MODE, + SPX5_PMM_REPLACE_ALL); + if (err) + return err; + + sparx5_tc_flower_set_port_mask(&ports, act->dev); + + return vcap_rule_add_action_u72(vrule, VCAP_AF_PORT_MASK, &ports); +} + /* Remove rule keys that may prevent templates from matching a keyset */ static void sparx5_tc_flower_simplify_rule(struct vcap_admin *admin, struct vcap_rule *vrule, @@ -1169,6 +1231,16 @@ static int sparx5_tc_flower_replace(struct net_device *ndev, if (err) goto out; break; + case FLOW_ACTION_MIRRED: + err = sparx5_tc_action_mirred(admin, vrule, fco, act); + if (err) + goto out; + break; + case FLOW_ACTION_REDIRECT: + err = sparx5_tc_action_redirect(admin, vrule, fco, act); + if (err) + goto out; + break; case FLOW_ACTION_ACCEPT: err = sparx5_tc_set_actionset(admin, vrule); if (err) |