diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/net/ethernet/intel/ice/ice_eswitch.c | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_eswitch.c')
-rw-r--r-- | drivers/net/ethernet/intel/ice/ice_eswitch.c | 722 |
1 files changed, 722 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_eswitch.c b/drivers/net/ethernet/intel/ice/ice_eswitch.c new file mode 100644 index 0000000000..a655d499ab --- /dev/null +++ b/drivers/net/ethernet/intel/ice/ice_eswitch.c @@ -0,0 +1,722 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (C) 2019-2021, Intel Corporation. */ + +#include "ice.h" +#include "ice_lib.h" +#include "ice_eswitch.h" +#include "ice_eswitch_br.h" +#include "ice_fltr.h" +#include "ice_repr.h" +#include "ice_devlink.h" +#include "ice_tc_lib.h" + +/** + * ice_eswitch_add_vf_sp_rule - add adv rule with VF's VSI index + * @pf: pointer to PF struct + * @vf: pointer to VF struct + * + * This function adds advanced rule that forwards packets with + * VF's VSI index to the corresponding switchdev ctrl VSI queue. + */ +static int +ice_eswitch_add_vf_sp_rule(struct ice_pf *pf, struct ice_vf *vf) +{ + struct ice_vsi *ctrl_vsi = pf->switchdev.control_vsi; + struct ice_adv_rule_info rule_info = { 0 }; + struct ice_adv_lkup_elem *list; + struct ice_hw *hw = &pf->hw; + const u16 lkups_cnt = 1; + int err; + + list = kcalloc(lkups_cnt, sizeof(*list), GFP_ATOMIC); + if (!list) + return -ENOMEM; + + ice_rule_add_src_vsi_metadata(list); + + rule_info.sw_act.flag = ICE_FLTR_TX; + rule_info.sw_act.vsi_handle = ctrl_vsi->idx; + rule_info.sw_act.fltr_act = ICE_FWD_TO_Q; + rule_info.sw_act.fwd_id.q_id = hw->func_caps.common_cap.rxq_first_id + + ctrl_vsi->rxq_map[vf->vf_id]; + rule_info.flags_info.act |= ICE_SINGLE_ACT_LB_ENABLE; + rule_info.flags_info.act_valid = true; + rule_info.tun_type = ICE_SW_TUN_AND_NON_TUN; + rule_info.src_vsi = vf->lan_vsi_idx; + + err = ice_add_adv_rule(hw, list, lkups_cnt, &rule_info, + &vf->repr->sp_rule); + if (err) + dev_err(ice_pf_to_dev(pf), "Unable to add VF slow-path rule in switchdev mode for VF %d", + vf->vf_id); + + kfree(list); + return err; +} + +/** + * ice_eswitch_del_vf_sp_rule - delete adv rule with VF's VSI index + * @vf: pointer to the VF struct + * + * Delete the advanced rule that was used to forward packets with the VF's VSI + * index to the corresponding switchdev ctrl VSI queue. + */ +static void ice_eswitch_del_vf_sp_rule(struct ice_vf *vf) +{ + if (!vf->repr) + return; + + ice_rem_adv_rule_by_id(&vf->pf->hw, &vf->repr->sp_rule); +} + +/** + * ice_eswitch_setup_env - configure switchdev HW filters + * @pf: pointer to PF struct + * + * This function adds HW filters configuration specific for switchdev + * mode. + */ +static int ice_eswitch_setup_env(struct ice_pf *pf) +{ + struct ice_vsi *uplink_vsi = pf->switchdev.uplink_vsi; + struct net_device *uplink_netdev = uplink_vsi->netdev; + struct ice_vsi *ctrl_vsi = pf->switchdev.control_vsi; + struct ice_vsi_vlan_ops *vlan_ops; + bool rule_added = false; + + ice_remove_vsi_fltr(&pf->hw, uplink_vsi->idx); + + netif_addr_lock_bh(uplink_netdev); + __dev_uc_unsync(uplink_netdev, NULL); + __dev_mc_unsync(uplink_netdev, NULL); + netif_addr_unlock_bh(uplink_netdev); + + if (ice_vsi_add_vlan_zero(uplink_vsi)) + goto err_def_rx; + + if (!ice_is_dflt_vsi_in_use(uplink_vsi->port_info)) { + if (ice_set_dflt_vsi(uplink_vsi)) + goto err_def_rx; + rule_added = true; + } + + vlan_ops = ice_get_compat_vsi_vlan_ops(uplink_vsi); + if (vlan_ops->dis_rx_filtering(uplink_vsi)) + goto err_dis_rx; + + if (ice_vsi_update_security(uplink_vsi, ice_vsi_ctx_set_allow_override)) + goto err_override_uplink; + + if (ice_vsi_update_security(ctrl_vsi, ice_vsi_ctx_set_allow_override)) + goto err_override_control; + + if (ice_vsi_update_local_lb(uplink_vsi, true)) + goto err_override_local_lb; + + return 0; + +err_override_local_lb: + ice_vsi_update_security(ctrl_vsi, ice_vsi_ctx_clear_allow_override); +err_override_control: + ice_vsi_update_security(uplink_vsi, ice_vsi_ctx_clear_allow_override); +err_override_uplink: + vlan_ops->ena_rx_filtering(uplink_vsi); +err_dis_rx: + if (rule_added) + ice_clear_dflt_vsi(uplink_vsi); +err_def_rx: + ice_fltr_add_mac_and_broadcast(uplink_vsi, + uplink_vsi->port_info->mac.perm_addr, + ICE_FWD_TO_VSI); + return -ENODEV; +} + +/** + * ice_eswitch_remap_rings_to_vectors - reconfigure rings of switchdev ctrl VSI + * @pf: pointer to PF struct + * + * In switchdev number of allocated Tx/Rx rings is equal. + * + * This function fills q_vectors structures associated with representor and + * move each ring pairs to port representor netdevs. Each port representor + * will have dedicated 1 Tx/Rx ring pair, so number of rings pair is equal to + * number of VFs. + */ +static void ice_eswitch_remap_rings_to_vectors(struct ice_pf *pf) +{ + struct ice_vsi *vsi = pf->switchdev.control_vsi; + int q_id; + + ice_for_each_txq(vsi, q_id) { + struct ice_q_vector *q_vector; + struct ice_tx_ring *tx_ring; + struct ice_rx_ring *rx_ring; + struct ice_repr *repr; + struct ice_vf *vf; + + vf = ice_get_vf_by_id(pf, q_id); + if (WARN_ON(!vf)) + continue; + + repr = vf->repr; + q_vector = repr->q_vector; + tx_ring = vsi->tx_rings[q_id]; + rx_ring = vsi->rx_rings[q_id]; + + q_vector->vsi = vsi; + q_vector->reg_idx = vsi->q_vectors[0]->reg_idx; + + q_vector->num_ring_tx = 1; + q_vector->tx.tx_ring = tx_ring; + tx_ring->q_vector = q_vector; + tx_ring->next = NULL; + tx_ring->netdev = repr->netdev; + /* In switchdev mode, from OS stack perspective, there is only + * one queue for given netdev, so it needs to be indexed as 0. + */ + tx_ring->q_index = 0; + + q_vector->num_ring_rx = 1; + q_vector->rx.rx_ring = rx_ring; + rx_ring->q_vector = q_vector; + rx_ring->next = NULL; + rx_ring->netdev = repr->netdev; + + ice_put_vf(vf); + } +} + +/** + * ice_eswitch_release_reprs - clear PR VSIs configuration + * @pf: poiner to PF struct + * @ctrl_vsi: pointer to switchdev control VSI + */ +static void +ice_eswitch_release_reprs(struct ice_pf *pf, struct ice_vsi *ctrl_vsi) +{ + struct ice_vf *vf; + unsigned int bkt; + + lockdep_assert_held(&pf->vfs.table_lock); + + ice_for_each_vf(pf, bkt, vf) { + struct ice_vsi *vsi = vf->repr->src_vsi; + + /* Skip VFs that aren't configured */ + if (!vf->repr->dst) + continue; + + ice_vsi_update_security(vsi, ice_vsi_ctx_set_antispoof); + metadata_dst_free(vf->repr->dst); + vf->repr->dst = NULL; + ice_eswitch_del_vf_sp_rule(vf); + ice_fltr_add_mac_and_broadcast(vsi, vf->hw_lan_addr, + ICE_FWD_TO_VSI); + + netif_napi_del(&vf->repr->q_vector->napi); + } +} + +/** + * ice_eswitch_setup_reprs - configure port reprs to run in switchdev mode + * @pf: pointer to PF struct + */ +static int ice_eswitch_setup_reprs(struct ice_pf *pf) +{ + struct ice_vsi *ctrl_vsi = pf->switchdev.control_vsi; + int max_vsi_num = 0; + struct ice_vf *vf; + unsigned int bkt; + + lockdep_assert_held(&pf->vfs.table_lock); + + ice_for_each_vf(pf, bkt, vf) { + struct ice_vsi *vsi = vf->repr->src_vsi; + + ice_remove_vsi_fltr(&pf->hw, vsi->idx); + vf->repr->dst = metadata_dst_alloc(0, METADATA_HW_PORT_MUX, + GFP_KERNEL); + if (!vf->repr->dst) { + ice_fltr_add_mac_and_broadcast(vsi, vf->hw_lan_addr, + ICE_FWD_TO_VSI); + goto err; + } + + if (ice_eswitch_add_vf_sp_rule(pf, vf)) { + ice_fltr_add_mac_and_broadcast(vsi, vf->hw_lan_addr, + ICE_FWD_TO_VSI); + goto err; + } + + if (ice_vsi_update_security(vsi, ice_vsi_ctx_clear_antispoof)) { + ice_fltr_add_mac_and_broadcast(vsi, vf->hw_lan_addr, + ICE_FWD_TO_VSI); + ice_eswitch_del_vf_sp_rule(vf); + metadata_dst_free(vf->repr->dst); + vf->repr->dst = NULL; + goto err; + } + + if (ice_vsi_add_vlan_zero(vsi)) { + ice_fltr_add_mac_and_broadcast(vsi, vf->hw_lan_addr, + ICE_FWD_TO_VSI); + ice_eswitch_del_vf_sp_rule(vf); + metadata_dst_free(vf->repr->dst); + vf->repr->dst = NULL; + ice_vsi_update_security(vsi, ice_vsi_ctx_set_antispoof); + goto err; + } + + if (max_vsi_num < vsi->vsi_num) + max_vsi_num = vsi->vsi_num; + + netif_napi_add(vf->repr->netdev, &vf->repr->q_vector->napi, + ice_napi_poll); + + netif_keep_dst(vf->repr->netdev); + } + + ice_for_each_vf(pf, bkt, vf) { + struct ice_repr *repr = vf->repr; + struct ice_vsi *vsi = repr->src_vsi; + struct metadata_dst *dst; + + dst = repr->dst; + dst->u.port_info.port_id = vsi->vsi_num; + dst->u.port_info.lower_dev = repr->netdev; + ice_repr_set_traffic_vsi(repr, ctrl_vsi); + } + + return 0; + +err: + ice_eswitch_release_reprs(pf, ctrl_vsi); + + return -ENODEV; +} + +/** + * ice_eswitch_update_repr - reconfigure VF port representor + * @vsi: VF VSI for which port representor is configured + */ +void ice_eswitch_update_repr(struct ice_vsi *vsi) +{ + struct ice_pf *pf = vsi->back; + struct ice_repr *repr; + struct ice_vf *vf; + int ret; + + if (!ice_is_switchdev_running(pf)) + return; + + vf = vsi->vf; + repr = vf->repr; + repr->src_vsi = vsi; + repr->dst->u.port_info.port_id = vsi->vsi_num; + + if (repr->br_port) + repr->br_port->vsi = vsi; + + ret = ice_vsi_update_security(vsi, ice_vsi_ctx_clear_antispoof); + if (ret) { + ice_fltr_add_mac_and_broadcast(vsi, vf->hw_lan_addr, ICE_FWD_TO_VSI); + dev_err(ice_pf_to_dev(pf), "Failed to update VF %d port representor", + vsi->vf->vf_id); + } +} + +/** + * ice_eswitch_port_start_xmit - callback for packets transmit + * @skb: send buffer + * @netdev: network interface device structure + * + * Returns NETDEV_TX_OK if sent, else an error code + */ +netdev_tx_t +ice_eswitch_port_start_xmit(struct sk_buff *skb, struct net_device *netdev) +{ + struct ice_netdev_priv *np; + struct ice_repr *repr; + struct ice_vsi *vsi; + + np = netdev_priv(netdev); + vsi = np->vsi; + + if (!vsi || !ice_is_switchdev_running(vsi->back)) + return NETDEV_TX_BUSY; + + if (ice_is_reset_in_progress(vsi->back->state) || + test_bit(ICE_VF_DIS, vsi->back->state)) + return NETDEV_TX_BUSY; + + repr = ice_netdev_to_repr(netdev); + skb_dst_drop(skb); + dst_hold((struct dst_entry *)repr->dst); + skb_dst_set(skb, (struct dst_entry *)repr->dst); + skb->queue_mapping = repr->vf->vf_id; + + return ice_start_xmit(skb, netdev); +} + +/** + * ice_eswitch_set_target_vsi - set switchdev context in Tx context descriptor + * @skb: pointer to send buffer + * @off: pointer to offload struct + */ +void +ice_eswitch_set_target_vsi(struct sk_buff *skb, + struct ice_tx_offload_params *off) +{ + struct metadata_dst *dst = skb_metadata_dst(skb); + u64 cd_cmd, dst_vsi; + + if (!dst) { + cd_cmd = ICE_TX_CTX_DESC_SWTCH_UPLINK << ICE_TXD_CTX_QW1_CMD_S; + off->cd_qw1 |= (cd_cmd | ICE_TX_DESC_DTYPE_CTX); + } else { + cd_cmd = ICE_TX_CTX_DESC_SWTCH_VSI << ICE_TXD_CTX_QW1_CMD_S; + dst_vsi = ((u64)dst->u.port_info.port_id << + ICE_TXD_CTX_QW1_VSI_S) & ICE_TXD_CTX_QW1_VSI_M; + off->cd_qw1 = cd_cmd | dst_vsi | ICE_TX_DESC_DTYPE_CTX; + } +} + +/** + * ice_eswitch_release_env - clear switchdev HW filters + * @pf: pointer to PF struct + * + * This function removes HW filters configuration specific for switchdev + * mode and restores default legacy mode settings. + */ +static void ice_eswitch_release_env(struct ice_pf *pf) +{ + struct ice_vsi *uplink_vsi = pf->switchdev.uplink_vsi; + struct ice_vsi *ctrl_vsi = pf->switchdev.control_vsi; + struct ice_vsi_vlan_ops *vlan_ops; + + vlan_ops = ice_get_compat_vsi_vlan_ops(uplink_vsi); + + ice_vsi_update_local_lb(uplink_vsi, false); + ice_vsi_update_security(ctrl_vsi, ice_vsi_ctx_clear_allow_override); + ice_vsi_update_security(uplink_vsi, ice_vsi_ctx_clear_allow_override); + vlan_ops->ena_rx_filtering(uplink_vsi); + ice_clear_dflt_vsi(uplink_vsi); + ice_fltr_add_mac_and_broadcast(uplink_vsi, + uplink_vsi->port_info->mac.perm_addr, + ICE_FWD_TO_VSI); +} + +/** + * ice_eswitch_vsi_setup - configure switchdev control VSI + * @pf: pointer to PF structure + * @pi: pointer to port_info structure + */ +static struct ice_vsi * +ice_eswitch_vsi_setup(struct ice_pf *pf, struct ice_port_info *pi) +{ + struct ice_vsi_cfg_params params = {}; + + params.type = ICE_VSI_SWITCHDEV_CTRL; + params.pi = pi; + params.flags = ICE_VSI_FLAG_INIT; + + return ice_vsi_setup(pf, ¶ms); +} + +/** + * ice_eswitch_napi_del - remove NAPI handle for all port representors + * @pf: pointer to PF structure + */ +static void ice_eswitch_napi_del(struct ice_pf *pf) +{ + struct ice_vf *vf; + unsigned int bkt; + + lockdep_assert_held(&pf->vfs.table_lock); + + ice_for_each_vf(pf, bkt, vf) + netif_napi_del(&vf->repr->q_vector->napi); +} + +/** + * ice_eswitch_napi_enable - enable NAPI for all port representors + * @pf: pointer to PF structure + */ +static void ice_eswitch_napi_enable(struct ice_pf *pf) +{ + struct ice_vf *vf; + unsigned int bkt; + + lockdep_assert_held(&pf->vfs.table_lock); + + ice_for_each_vf(pf, bkt, vf) + napi_enable(&vf->repr->q_vector->napi); +} + +/** + * ice_eswitch_napi_disable - disable NAPI for all port representors + * @pf: pointer to PF structure + */ +static void ice_eswitch_napi_disable(struct ice_pf *pf) +{ + struct ice_vf *vf; + unsigned int bkt; + + lockdep_assert_held(&pf->vfs.table_lock); + + ice_for_each_vf(pf, bkt, vf) + napi_disable(&vf->repr->q_vector->napi); +} + +/** + * ice_eswitch_enable_switchdev - configure eswitch in switchdev mode + * @pf: pointer to PF structure + */ +static int ice_eswitch_enable_switchdev(struct ice_pf *pf) +{ + struct ice_vsi *ctrl_vsi, *uplink_vsi; + + uplink_vsi = ice_get_main_vsi(pf); + if (!uplink_vsi) + return -ENODEV; + + if (netif_is_any_bridge_port(uplink_vsi->netdev)) { + dev_err(ice_pf_to_dev(pf), + "Uplink port cannot be a bridge port\n"); + return -EINVAL; + } + + pf->switchdev.control_vsi = ice_eswitch_vsi_setup(pf, pf->hw.port_info); + if (!pf->switchdev.control_vsi) + return -ENODEV; + + ctrl_vsi = pf->switchdev.control_vsi; + pf->switchdev.uplink_vsi = uplink_vsi; + + if (ice_eswitch_setup_env(pf)) + goto err_vsi; + + if (ice_repr_add_for_all_vfs(pf)) + goto err_repr_add; + + if (ice_eswitch_setup_reprs(pf)) + goto err_setup_reprs; + + ice_eswitch_remap_rings_to_vectors(pf); + + if (ice_vsi_open(ctrl_vsi)) + goto err_setup_reprs; + + if (ice_eswitch_br_offloads_init(pf)) + goto err_br_offloads; + + ice_eswitch_napi_enable(pf); + + return 0; + +err_br_offloads: + ice_vsi_close(ctrl_vsi); +err_setup_reprs: + ice_repr_rem_from_all_vfs(pf); +err_repr_add: + ice_eswitch_release_env(pf); +err_vsi: + ice_vsi_release(ctrl_vsi); + return -ENODEV; +} + +/** + * ice_eswitch_disable_switchdev - disable switchdev resources + * @pf: pointer to PF structure + */ +static void ice_eswitch_disable_switchdev(struct ice_pf *pf) +{ + struct ice_vsi *ctrl_vsi = pf->switchdev.control_vsi; + + ice_eswitch_napi_disable(pf); + ice_eswitch_br_offloads_deinit(pf); + ice_eswitch_release_env(pf); + ice_eswitch_release_reprs(pf, ctrl_vsi); + ice_vsi_release(ctrl_vsi); + ice_repr_rem_from_all_vfs(pf); +} + +/** + * ice_eswitch_mode_set - set new eswitch mode + * @devlink: pointer to devlink structure + * @mode: eswitch mode to switch to + * @extack: pointer to extack structure + */ +int +ice_eswitch_mode_set(struct devlink *devlink, u16 mode, + struct netlink_ext_ack *extack) +{ + struct ice_pf *pf = devlink_priv(devlink); + + if (pf->eswitch_mode == mode) + return 0; + + if (ice_has_vfs(pf)) { + dev_info(ice_pf_to_dev(pf), "Changing eswitch mode is allowed only if there is no VFs created"); + NL_SET_ERR_MSG_MOD(extack, "Changing eswitch mode is allowed only if there is no VFs created"); + return -EOPNOTSUPP; + } + + switch (mode) { + case DEVLINK_ESWITCH_MODE_LEGACY: + dev_info(ice_pf_to_dev(pf), "PF %d changed eswitch mode to legacy", + pf->hw.pf_id); + NL_SET_ERR_MSG_MOD(extack, "Changed eswitch mode to legacy"); + break; + case DEVLINK_ESWITCH_MODE_SWITCHDEV: + { + if (ice_is_adq_active(pf)) { + dev_err(ice_pf_to_dev(pf), "Couldn't change eswitch mode to switchdev - ADQ is active. Delete ADQ configs and try again, e.g. tc qdisc del dev $PF root"); + NL_SET_ERR_MSG_MOD(extack, "Couldn't change eswitch mode to switchdev - ADQ is active. Delete ADQ configs and try again, e.g. tc qdisc del dev $PF root"); + return -EOPNOTSUPP; + } + + dev_info(ice_pf_to_dev(pf), "PF %d changed eswitch mode to switchdev", + pf->hw.pf_id); + NL_SET_ERR_MSG_MOD(extack, "Changed eswitch mode to switchdev"); + break; + } + default: + NL_SET_ERR_MSG_MOD(extack, "Unknown eswitch mode"); + return -EINVAL; + } + + pf->eswitch_mode = mode; + return 0; +} + +/** + * ice_eswitch_mode_get - get current eswitch mode + * @devlink: pointer to devlink structure + * @mode: output parameter for current eswitch mode + */ +int ice_eswitch_mode_get(struct devlink *devlink, u16 *mode) +{ + struct ice_pf *pf = devlink_priv(devlink); + + *mode = pf->eswitch_mode; + return 0; +} + +/** + * ice_is_eswitch_mode_switchdev - check if eswitch mode is set to switchdev + * @pf: pointer to PF structure + * + * Returns true if eswitch mode is set to DEVLINK_ESWITCH_MODE_SWITCHDEV, + * false otherwise. + */ +bool ice_is_eswitch_mode_switchdev(struct ice_pf *pf) +{ + return pf->eswitch_mode == DEVLINK_ESWITCH_MODE_SWITCHDEV; +} + +/** + * ice_eswitch_release - cleanup eswitch + * @pf: pointer to PF structure + */ +void ice_eswitch_release(struct ice_pf *pf) +{ + if (pf->eswitch_mode == DEVLINK_ESWITCH_MODE_LEGACY) + return; + + ice_eswitch_disable_switchdev(pf); + pf->switchdev.is_running = false; +} + +/** + * ice_eswitch_configure - configure eswitch + * @pf: pointer to PF structure + */ +int ice_eswitch_configure(struct ice_pf *pf) +{ + int status; + + if (pf->eswitch_mode == DEVLINK_ESWITCH_MODE_LEGACY || pf->switchdev.is_running) + return 0; + + status = ice_eswitch_enable_switchdev(pf); + if (status) + return status; + + pf->switchdev.is_running = true; + return 0; +} + +/** + * ice_eswitch_start_all_tx_queues - start Tx queues of all port representors + * @pf: pointer to PF structure + */ +static void ice_eswitch_start_all_tx_queues(struct ice_pf *pf) +{ + struct ice_vf *vf; + unsigned int bkt; + + lockdep_assert_held(&pf->vfs.table_lock); + + if (test_bit(ICE_DOWN, pf->state)) + return; + + ice_for_each_vf(pf, bkt, vf) { + if (vf->repr) + ice_repr_start_tx_queues(vf->repr); + } +} + +/** + * ice_eswitch_stop_all_tx_queues - stop Tx queues of all port representors + * @pf: pointer to PF structure + */ +void ice_eswitch_stop_all_tx_queues(struct ice_pf *pf) +{ + struct ice_vf *vf; + unsigned int bkt; + + lockdep_assert_held(&pf->vfs.table_lock); + + if (test_bit(ICE_DOWN, pf->state)) + return; + + ice_for_each_vf(pf, bkt, vf) { + if (vf->repr) + ice_repr_stop_tx_queues(vf->repr); + } +} + +/** + * ice_eswitch_rebuild - rebuild eswitch + * @pf: pointer to PF structure + */ +int ice_eswitch_rebuild(struct ice_pf *pf) +{ + struct ice_vsi *ctrl_vsi = pf->switchdev.control_vsi; + int status; + + ice_eswitch_napi_disable(pf); + ice_eswitch_napi_del(pf); + + status = ice_eswitch_setup_env(pf); + if (status) + return status; + + status = ice_eswitch_setup_reprs(pf); + if (status) + return status; + + ice_eswitch_remap_rings_to_vectors(pf); + + ice_replay_tc_fltrs(pf); + + status = ice_vsi_open(ctrl_vsi); + if (status) + return status; + + ice_eswitch_napi_enable(pf); + ice_eswitch_start_all_tx_queues(pf); + + return 0; +} |