diff options
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_lag.c | 147 |
1 files changed, 74 insertions, 73 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_lag.c b/drivers/net/ethernet/intel/ice/ice_lag.c index 48efd8d27296..1f76536e6176 100644 --- a/drivers/net/ethernet/intel/ice/ice_lag.c +++ b/drivers/net/ethernet/intel/ice/ice_lag.c @@ -101,6 +101,28 @@ static bool netif_is_same_ice(struct ice_pf *pf, struct net_device *netdev) } /** + * ice_lag_config_eswitch - configure eswitch to work with LAG + * @lag: lag info struct + * @netdev: active network interface device struct + * + * Updates all port representors in eswitch to use @netdev for Tx. + * + * Configures the netdev to keep dst metadata (also used in representor Tx). + * This is required for an uplink without switchdev mode configured. + */ +static void ice_lag_config_eswitch(struct ice_lag *lag, + struct net_device *netdev) +{ + struct ice_repr *repr; + unsigned long id; + + xa_for_each(&lag->pf->eswitch.reprs, id, repr) + repr->dst->u.port_info.lower_dev = netdev; + + netif_keep_dst(netdev); +} + +/** * ice_netdev_to_lag - return pointer to associated lag struct from netdev * @netdev: pointer to net_device struct to query */ @@ -355,6 +377,58 @@ ice_lag_cfg_pf_fltrs(struct ice_lag *lag, void *ptr) } /** + * ice_lag_cfg_cp_fltr - configure filter for control packets + * @lag: local interface's lag struct + * @add: add or remove rule + */ +static void +ice_lag_cfg_cp_fltr(struct ice_lag *lag, bool add) +{ + struct ice_sw_rule_lkup_rx_tx *s_rule = NULL; + struct ice_vsi *vsi; + u16 buf_len, opc; + + vsi = lag->pf->vsi[0]; + + buf_len = ICE_SW_RULE_RX_TX_HDR_SIZE(s_rule, ICE_TRAIN_PKT_LEN); + s_rule = kzalloc(buf_len, GFP_KERNEL); + if (!s_rule) { + netdev_warn(lag->netdev, "-ENOMEM error configuring CP filter\n"); + return; + } + + if (add) { + s_rule->hdr.type = cpu_to_le16(ICE_AQC_SW_RULES_T_LKUP_RX); + s_rule->recipe_id = cpu_to_le16(ICE_LAG_SRIOV_CP_RECIPE); + s_rule->src = cpu_to_le16(vsi->port_info->lport); + s_rule->act = cpu_to_le32(ICE_FWD_TO_VSI | + ICE_SINGLE_ACT_LAN_ENABLE | + ICE_SINGLE_ACT_VALID_BIT | + FIELD_PREP(ICE_SINGLE_ACT_VSI_ID_M, + vsi->vsi_num)); + s_rule->hdr_len = cpu_to_le16(ICE_TRAIN_PKT_LEN); + memcpy(s_rule->hdr_data, lacp_train_pkt, ICE_TRAIN_PKT_LEN); + opc = ice_aqc_opc_add_sw_rules; + } else { + opc = ice_aqc_opc_remove_sw_rules; + s_rule->index = cpu_to_le16(lag->cp_rule_idx); + } + if (ice_aq_sw_rules(&lag->pf->hw, s_rule, buf_len, 1, opc, NULL)) { + netdev_warn(lag->netdev, "Error %s CP rule for fail-over\n", + add ? "ADDING" : "REMOVING"); + goto err_cp_free; + } + + if (add) + lag->cp_rule_idx = le16_to_cpu(s_rule->index); + else + lag->cp_rule_idx = 0; + +err_cp_free: + kfree(s_rule); +} + +/** * ice_display_lag_info - print LAG info * @lag: LAG info struct */ @@ -769,57 +843,6 @@ void ice_lag_move_vf_nodes_cfg(struct ice_lag *lag, u8 src_prt, u8 dst_prt) } /** - * ice_lag_cfg_cp_fltr - configure filter for control packets - * @lag: local interface's lag struct - * @add: add or remove rule - */ -static void -ice_lag_cfg_cp_fltr(struct ice_lag *lag, bool add) -{ - struct ice_sw_rule_lkup_rx_tx *s_rule = NULL; - struct ice_vsi *vsi; - u16 buf_len, opc; - - vsi = lag->pf->vsi[0]; - - buf_len = ICE_SW_RULE_RX_TX_HDR_SIZE(s_rule, ICE_TRAIN_PKT_LEN); - s_rule = kzalloc(buf_len, GFP_KERNEL); - if (!s_rule) { - netdev_warn(lag->netdev, "-ENOMEM error configuring CP filter\n"); - return; - } - - if (add) { - s_rule->hdr.type = cpu_to_le16(ICE_AQC_SW_RULES_T_LKUP_RX); - s_rule->recipe_id = cpu_to_le16(ICE_LAG_SRIOV_CP_RECIPE); - s_rule->src = cpu_to_le16(vsi->port_info->lport); - s_rule->act = cpu_to_le32(ICE_FWD_TO_VSI | - ICE_SINGLE_ACT_LAN_ENABLE | - ICE_SINGLE_ACT_VALID_BIT | - FIELD_PREP(ICE_SINGLE_ACT_VSI_ID_M, vsi->vsi_num)); - s_rule->hdr_len = cpu_to_le16(ICE_TRAIN_PKT_LEN); - memcpy(s_rule->hdr_data, lacp_train_pkt, ICE_TRAIN_PKT_LEN); - opc = ice_aqc_opc_add_sw_rules; - } else { - opc = ice_aqc_opc_remove_sw_rules; - s_rule->index = cpu_to_le16(lag->cp_rule_idx); - } - if (ice_aq_sw_rules(&lag->pf->hw, s_rule, buf_len, 1, opc, NULL)) { - netdev_warn(lag->netdev, "Error %s CP rule for fail-over\n", - add ? "ADDING" : "REMOVING"); - goto cp_free; - } - - if (add) - lag->cp_rule_idx = le16_to_cpu(s_rule->index); - else - lag->cp_rule_idx = 0; - -cp_free: - kfree(s_rule); -} - -/** * ice_lag_prepare_vf_reset - helper to adjust vf lag for reset * @lag: lag struct for interface that owns VF * @@ -1039,28 +1062,6 @@ static void ice_lag_link(struct ice_lag *lag) } /** - * ice_lag_config_eswitch - configure eswitch to work with LAG - * @lag: lag info struct - * @netdev: active network interface device struct - * - * Updates all port representors in eswitch to use @netdev for Tx. - * - * Configures the netdev to keep dst metadata (also used in representor Tx). - * This is required for an uplink without switchdev mode configured. - */ -static void ice_lag_config_eswitch(struct ice_lag *lag, - struct net_device *netdev) -{ - struct ice_repr *repr; - unsigned long id; - - xa_for_each(&lag->pf->eswitch.reprs, id, repr) - repr->dst->u.port_info.lower_dev = netdev; - - netif_keep_dst(netdev); -} - -/** * ice_lag_unlink - handle unlink event * @lag: LAG info struct */ |