diff options
Diffstat (limited to 'drivers/net/ethernet/marvell')
8 files changed, 255 insertions, 104 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/mbox.h b/drivers/net/ethernet/marvell/octeontx2/af/mbox.h index eba307eee2b2..ed66c5989102 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/mbox.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/mbox.h @@ -235,7 +235,7 @@ M(NPC_GET_KEX_CFG, 0x600c, npc_get_kex_cfg, \ M(NPC_INSTALL_FLOW, 0x600d, npc_install_flow, \ npc_install_flow_req, npc_install_flow_rsp) \ M(NPC_DELETE_FLOW, 0x600e, npc_delete_flow, \ - npc_delete_flow_req, msg_rsp) \ + npc_delete_flow_req, npc_delete_flow_rsp) \ M(NPC_MCAM_READ_ENTRY, 0x600f, npc_mcam_read_entry, \ npc_mcam_read_entry_req, \ npc_mcam_read_entry_rsp) \ @@ -1491,6 +1491,8 @@ struct npc_install_flow_req { u8 vtag0_op; u16 vtag1_def; u8 vtag1_op; + /* old counter value */ + u16 cntr_val; }; struct npc_install_flow_rsp { @@ -1506,6 +1508,11 @@ struct npc_delete_flow_req { u8 all; /* PF + VFs */ }; +struct npc_delete_flow_rsp { + struct mbox_msghdr hdr; + u16 cntr_val; +}; + struct npc_mcam_read_entry_req { struct mbox_msghdr hdr; u16 entry; /* MCAM entry to read */ diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c index 952319453701..9c365cc3e736 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c @@ -1192,7 +1192,7 @@ find_rule: write_req.enable_entry = (u8)enable; /* if counter is available then clear and use it */ if (req->set_cntr && rule->has_cntr) { - rvu_write64(rvu, blkaddr, NPC_AF_MATCH_STATX(rule->cntr), 0x00); + rvu_write64(rvu, blkaddr, NPC_AF_MATCH_STATX(rule->cntr), req->cntr_val); write_req.set_cntr = 1; write_req.cntr = rule->cntr; } @@ -1407,12 +1407,13 @@ static int npc_delete_flow(struct rvu *rvu, struct rvu_npc_mcam_rule *rule, int rvu_mbox_handler_npc_delete_flow(struct rvu *rvu, struct npc_delete_flow_req *req, - struct msg_rsp *rsp) + struct npc_delete_flow_rsp *rsp) { struct npc_mcam *mcam = &rvu->hw->mcam; struct rvu_npc_mcam_rule *iter, *tmp; u16 pcifunc = req->hdr.pcifunc; struct list_head del_list; + int blkaddr; INIT_LIST_HEAD(&del_list); @@ -1428,6 +1429,10 @@ int rvu_mbox_handler_npc_delete_flow(struct rvu *rvu, list_move_tail(&iter->list, &del_list); /* single rule */ } else if (req->entry == iter->entry) { + blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_NPC, 0); + if (blkaddr) + rsp->cntr_val = rvu_read64(rvu, blkaddr, + NPC_AF_MATCH_STATX(iter->cntr)); list_move_tail(&iter->list, &del_list); break; } diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_switch.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_switch.c index 592b317f4637..854045ed3b06 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_switch.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_switch.c @@ -158,6 +158,7 @@ void rvu_switch_enable(struct rvu *rvu) struct npc_mcam_alloc_entry_req alloc_req = { 0 }; struct npc_mcam_alloc_entry_rsp alloc_rsp = { 0 }; struct npc_delete_flow_req uninstall_req = { 0 }; + struct npc_delete_flow_rsp uninstall_rsp = { 0 }; struct npc_mcam_free_entry_req free_req = { 0 }; struct rvu_switch *rswitch = &rvu->rswitch; struct msg_rsp rsp; @@ -197,7 +198,7 @@ void rvu_switch_enable(struct rvu *rvu) uninstall_rules: uninstall_req.start = rswitch->start_entry; uninstall_req.end = rswitch->start_entry + rswitch->used_entries - 1; - rvu_mbox_handler_npc_delete_flow(rvu, &uninstall_req, &rsp); + rvu_mbox_handler_npc_delete_flow(rvu, &uninstall_req, &uninstall_rsp); kfree(rswitch->entry2pcifunc); free_entries: free_req.all = 1; @@ -209,6 +210,7 @@ exit: void rvu_switch_disable(struct rvu *rvu) { struct npc_delete_flow_req uninstall_req = { 0 }; + struct npc_delete_flow_rsp uninstall_rsp = { 0 }; struct npc_mcam_free_entry_req free_req = { 0 }; struct rvu_switch *rswitch = &rvu->rswitch; struct rvu_hwinfo *hw = rvu->hw; @@ -250,7 +252,7 @@ void rvu_switch_disable(struct rvu *rvu) uninstall_req.start = rswitch->start_entry; uninstall_req.end = rswitch->start_entry + rswitch->used_entries - 1; free_req.all = 1; - rvu_mbox_handler_npc_delete_flow(rvu, &uninstall_req, &rsp); + rvu_mbox_handler_npc_delete_flow(rvu, &uninstall_req, &uninstall_rsp); rvu_mbox_handler_npc_mcam_free_entry(rvu, &free_req, &rsp); rswitch->used_entries = 0; kfree(rswitch->entry2pcifunc); diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h index 37d792f18809..25e99fd2e3fd 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h @@ -361,13 +361,8 @@ struct otx2_flow_config { struct list_head flow_list; u32 dmacflt_max_flows; u16 max_flows; -}; - -struct otx2_tc_info { - /* hash table to store TC offloaded flows */ - struct rhashtable flow_table; - struct rhashtable_params flow_ht_params; - unsigned long *tc_entries_bitmap; + struct list_head flow_list_tc; + bool ntuple; }; struct dev_hw_ops { @@ -492,7 +487,6 @@ struct otx2_nic { /* NPC MCAM */ struct otx2_flow_config *flow_cfg; struct otx2_mac_table *mac_table; - struct otx2_tc_info tc_info; u64 reset_count; struct work_struct reset_task; @@ -1064,7 +1058,6 @@ int otx2_init_tc(struct otx2_nic *nic); void otx2_shutdown_tc(struct otx2_nic *nic); int otx2_setup_tc(struct net_device *netdev, enum tc_setup_type type, void *type_data); -int otx2_tc_alloc_ent_bitmap(struct otx2_nic *nic); /* CGX/RPM DMAC filters support */ int otx2_dmacflt_get_max_cnt(struct otx2_nic *pf); int otx2_dmacflt_add(struct otx2_nic *pf, const u8 *mac, u32 bit_pos); diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_devlink.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_devlink.c index 63ef7c41d18d..4e1130496573 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_devlink.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_devlink.c @@ -41,7 +41,6 @@ static int otx2_dl_mcam_count_set(struct devlink *devlink, u32 id, return 0; otx2_alloc_mcam_entries(pfvf, ctx->val.vu16); - otx2_tc_alloc_ent_bitmap(pfvf); return 0; } diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c index c47d91da32dc..9efcec549834 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c @@ -764,6 +764,7 @@ static int otx2_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *nfc) struct otx2_nic *pfvf = netdev_priv(dev); int ret = -EOPNOTSUPP; + pfvf->flow_cfg->ntuple = ntuple; switch (nfc->cmd) { case ETHTOOL_SRXFH: ret = otx2_set_rss_hash_opts(pfvf, nfc); diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c index 2d7713a1a153..4762dbea64a1 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c @@ -276,6 +276,7 @@ int otx2vf_mcam_flow_init(struct otx2_nic *pfvf) flow_cfg = pfvf->flow_cfg; INIT_LIST_HEAD(&flow_cfg->flow_list); + INIT_LIST_HEAD(&flow_cfg->flow_list_tc); flow_cfg->max_flows = 0; return 0; @@ -298,6 +299,7 @@ int otx2_mcam_flow_init(struct otx2_nic *pf) return -ENOMEM; INIT_LIST_HEAD(&pf->flow_cfg->flow_list); + INIT_LIST_HEAD(&pf->flow_cfg->flow_list_tc); /* Allocate bare minimum number of MCAM entries needed for * unicast and ntuple filters. diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c index 5e56b6c3e60a..1e6fc23eca4f 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c @@ -34,9 +34,8 @@ struct otx2_tc_flow_stats { }; struct otx2_tc_flow { - struct rhash_head node; + struct list_head list; unsigned long cookie; - unsigned int bitpos; struct rcu_head rcu; struct otx2_tc_flow_stats stats; spinlock_t lock; /* lock for stats */ @@ -44,31 +43,10 @@ struct otx2_tc_flow { u16 entry; u16 leaf_profile; bool is_act_police; + u32 prio; + struct npc_install_flow_req req; }; -int otx2_tc_alloc_ent_bitmap(struct otx2_nic *nic) -{ - struct otx2_tc_info *tc = &nic->tc_info; - - if (!nic->flow_cfg->max_flows) - return 0; - - /* Max flows changed, free the existing bitmap */ - kfree(tc->tc_entries_bitmap); - - tc->tc_entries_bitmap = - kcalloc(BITS_TO_LONGS(nic->flow_cfg->max_flows), - sizeof(long), GFP_KERNEL); - if (!tc->tc_entries_bitmap) { - netdev_err(nic->netdev, - "Unable to alloc TC flow entries bitmap\n"); - return -ENOMEM; - } - - return 0; -} -EXPORT_SYMBOL(otx2_tc_alloc_ent_bitmap); - static void otx2_get_egress_burst_cfg(struct otx2_nic *nic, u32 burst, u32 *burst_exp, u32 *burst_mantissa) { @@ -707,8 +685,117 @@ static int otx2_tc_prepare_flow(struct otx2_nic *nic, struct otx2_tc_flow *node, return otx2_tc_parse_actions(nic, &rule->action, req, f, node); } -static int otx2_del_mcam_flow_entry(struct otx2_nic *nic, u16 entry) +static void otx2_destroy_tc_flow_list(struct otx2_nic *pfvf) +{ + struct otx2_flow_config *flow_cfg = pfvf->flow_cfg; + struct otx2_tc_flow *iter, *tmp; + + if (!(pfvf->flags & OTX2_FLAG_MCAM_ENTRIES_ALLOC)) + return; + + list_for_each_entry_safe(iter, tmp, &flow_cfg->flow_list_tc, list) { + list_del(&iter->list); + kfree(iter); + flow_cfg->nr_flows--; + } +} + +static struct otx2_tc_flow *otx2_tc_get_entry_by_cookie(struct otx2_flow_config *flow_cfg, + unsigned long cookie) +{ + struct otx2_tc_flow *tmp; + + list_for_each_entry(tmp, &flow_cfg->flow_list_tc, list) { + if (tmp->cookie == cookie) + return tmp; + } + + return NULL; +} + +static struct otx2_tc_flow *otx2_tc_get_entry_by_index(struct otx2_flow_config *flow_cfg, + int index) { + struct otx2_tc_flow *tmp; + int i = 0; + + list_for_each_entry(tmp, &flow_cfg->flow_list_tc, list) { + if (i == index) + return tmp; + i++; + } + + return NULL; +} + +static void otx2_tc_del_from_flow_list(struct otx2_flow_config *flow_cfg, + struct otx2_tc_flow *node) +{ + struct list_head *pos, *n; + struct otx2_tc_flow *tmp; + + list_for_each_safe(pos, n, &flow_cfg->flow_list_tc) { + tmp = list_entry(pos, struct otx2_tc_flow, list); + if (node == tmp) { + list_del(&node->list); + return; + } + } +} + +static int otx2_tc_add_to_flow_list(struct otx2_flow_config *flow_cfg, + struct otx2_tc_flow *node) +{ + struct list_head *pos, *n; + struct otx2_tc_flow *tmp; + int index = 0; + + /* If the flow list is empty then add the new node */ + if (list_empty(&flow_cfg->flow_list_tc)) { + list_add(&node->list, &flow_cfg->flow_list_tc); + return index; + } + + list_for_each_safe(pos, n, &flow_cfg->flow_list_tc) { + tmp = list_entry(pos, struct otx2_tc_flow, list); + if (node->prio < tmp->prio) + break; + index++; + } + + list_add(&node->list, pos->prev); + return index; +} + +static int otx2_add_mcam_flow_entry(struct otx2_nic *nic, struct npc_install_flow_req *req) +{ + struct npc_install_flow_req *tmp_req; + int err; + + mutex_lock(&nic->mbox.lock); + tmp_req = otx2_mbox_alloc_msg_npc_install_flow(&nic->mbox); + if (!tmp_req) { + mutex_unlock(&nic->mbox.lock); + return -ENOMEM; + } + + memcpy(tmp_req, req, sizeof(struct npc_install_flow_req)); + /* Send message to AF */ + err = otx2_sync_mbox_msg(&nic->mbox); + if (err) { + netdev_err(nic->netdev, "Failed to install MCAM flow entry %d\n", + req->entry); + mutex_unlock(&nic->mbox.lock); + return -EFAULT; + } + + mutex_unlock(&nic->mbox.lock); + return 0; +} + +static int otx2_del_mcam_flow_entry(struct otx2_nic *nic, u16 entry, u16 *cntr_val) +{ + struct npc_delete_flow_rsp *rsp; struct npc_delete_flow_req *req; int err; @@ -729,22 +816,113 @@ static int otx2_del_mcam_flow_entry(struct otx2_nic *nic, u16 entry) mutex_unlock(&nic->mbox.lock); return -EFAULT; } + + if (cntr_val) { + rsp = (struct npc_delete_flow_rsp *)otx2_mbox_get_rsp(&nic->mbox.mbox, + 0, &req->hdr); + if (IS_ERR(rsp)) { + netdev_err(nic->netdev, "Failed to get MCAM delete response for entry %d\n", + entry); + mutex_unlock(&nic->mbox.lock); + return -EFAULT; + } + + *cntr_val = rsp->cntr_val; + } + mutex_unlock(&nic->mbox.lock); + return 0; +} + +static int otx2_tc_update_mcam_table_del_req(struct otx2_nic *nic, + struct otx2_flow_config *flow_cfg, + struct otx2_tc_flow *node) +{ + struct list_head *pos, *n; + struct otx2_tc_flow *tmp; + int i = 0, index = 0; + u16 cntr_val; + + /* Find and delete the entry from the list and re-install + * all the entries from beginning to the index of the + * deleted entry to higher mcam indexes. + */ + list_for_each_safe(pos, n, &flow_cfg->flow_list_tc) { + tmp = list_entry(pos, struct otx2_tc_flow, list); + if (node == tmp) { + list_del(&tmp->list); + break; + } + + otx2_del_mcam_flow_entry(nic, tmp->entry, &cntr_val); + tmp->entry++; + tmp->req.entry = tmp->entry; + tmp->req.cntr_val = cntr_val; + index++; + } + + list_for_each_safe(pos, n, &flow_cfg->flow_list_tc) { + if (i == index) + break; + + tmp = list_entry(pos, struct otx2_tc_flow, list); + otx2_add_mcam_flow_entry(nic, &tmp->req); + i++; + } return 0; } +static int otx2_tc_update_mcam_table_add_req(struct otx2_nic *nic, + struct otx2_flow_config *flow_cfg, + struct otx2_tc_flow *node) +{ + int mcam_idx = flow_cfg->max_flows - flow_cfg->nr_flows - 1; + struct otx2_tc_flow *tmp; + int list_idx, i; + u16 cntr_val; + + /* Find the index of the entry(list_idx) whose priority + * is greater than the new entry and re-install all + * the entries from beginning to list_idx to higher + * mcam indexes. + */ + list_idx = otx2_tc_add_to_flow_list(flow_cfg, node); + for (i = 0; i < list_idx; i++) { + tmp = otx2_tc_get_entry_by_index(flow_cfg, i); + if (!tmp) + return -ENOMEM; + + otx2_del_mcam_flow_entry(nic, tmp->entry, &cntr_val); + tmp->entry = flow_cfg->flow_ent[mcam_idx]; + tmp->req.entry = tmp->entry; + tmp->req.cntr_val = cntr_val; + otx2_add_mcam_flow_entry(nic, &tmp->req); + mcam_idx++; + } + + return mcam_idx; +} + +static int otx2_tc_update_mcam_table(struct otx2_nic *nic, + struct otx2_flow_config *flow_cfg, + struct otx2_tc_flow *node, + bool add_req) +{ + if (add_req) + return otx2_tc_update_mcam_table_add_req(nic, flow_cfg, node); + + return otx2_tc_update_mcam_table_del_req(nic, flow_cfg, node); +} + static int otx2_tc_del_flow(struct otx2_nic *nic, struct flow_cls_offload *tc_flow_cmd) { struct otx2_flow_config *flow_cfg = nic->flow_cfg; - struct otx2_tc_info *tc_info = &nic->tc_info; struct otx2_tc_flow *flow_node; int err; - flow_node = rhashtable_lookup_fast(&tc_info->flow_table, - &tc_flow_cmd->cookie, - tc_info->flow_ht_params); + flow_node = otx2_tc_get_entry_by_cookie(flow_cfg, tc_flow_cmd->cookie); if (!flow_node) { netdev_err(nic->netdev, "tc flow not found for cookie 0x%lx\n", tc_flow_cmd->cookie); @@ -772,16 +950,10 @@ static int otx2_tc_del_flow(struct otx2_nic *nic, mutex_unlock(&nic->mbox.lock); } - otx2_del_mcam_flow_entry(nic, flow_node->entry); - - WARN_ON(rhashtable_remove_fast(&nic->tc_info.flow_table, - &flow_node->node, - nic->tc_info.flow_ht_params)); + otx2_del_mcam_flow_entry(nic, flow_node->entry, NULL); + otx2_tc_update_mcam_table(nic, flow_cfg, flow_node, false); kfree_rcu(flow_node, rcu); - - clear_bit(flow_node->bitpos, tc_info->tc_entries_bitmap); flow_cfg->nr_flows--; - return 0; } @@ -790,15 +962,14 @@ static int otx2_tc_add_flow(struct otx2_nic *nic, { struct netlink_ext_ack *extack = tc_flow_cmd->common.extack; struct otx2_flow_config *flow_cfg = nic->flow_cfg; - struct otx2_tc_info *tc_info = &nic->tc_info; struct otx2_tc_flow *new_node, *old_node; struct npc_install_flow_req *req, dummy; - int rc, err; + int rc, err, mcam_idx; if (!(nic->flags & OTX2_FLAG_TC_FLOWER_SUPPORT)) return -ENOMEM; - if (bitmap_full(tc_info->tc_entries_bitmap, flow_cfg->max_flows)) { + if (flow_cfg->nr_flows == flow_cfg->max_flows) { NL_SET_ERR_MSG_MOD(extack, "Free MCAM entry not available to add the flow"); return -ENOMEM; @@ -810,6 +981,7 @@ static int otx2_tc_add_flow(struct otx2_nic *nic, return -ENOMEM; spin_lock_init(&new_node->lock); new_node->cookie = tc_flow_cmd->cookie; + new_node->prio = tc_flow_cmd->common.prio; memset(&dummy, 0, sizeof(struct npc_install_flow_req)); @@ -820,12 +992,11 @@ static int otx2_tc_add_flow(struct otx2_nic *nic, } /* If a flow exists with the same cookie, delete it */ - old_node = rhashtable_lookup_fast(&tc_info->flow_table, - &tc_flow_cmd->cookie, - tc_info->flow_ht_params); + old_node = otx2_tc_get_entry_by_cookie(flow_cfg, tc_flow_cmd->cookie); if (old_node) otx2_tc_del_flow(nic, tc_flow_cmd); + mcam_idx = otx2_tc_update_mcam_table(nic, flow_cfg, new_node, true); mutex_lock(&nic->mbox.lock); req = otx2_mbox_alloc_msg_npc_install_flow(&nic->mbox); if (!req) { @@ -836,11 +1007,8 @@ static int otx2_tc_add_flow(struct otx2_nic *nic, memcpy(&dummy.hdr, &req->hdr, sizeof(struct mbox_msghdr)); memcpy(req, &dummy, sizeof(struct npc_install_flow_req)); - - new_node->bitpos = find_first_zero_bit(tc_info->tc_entries_bitmap, - flow_cfg->max_flows); req->channel = nic->hw.rx_chan_base; - req->entry = flow_cfg->flow_ent[flow_cfg->max_flows - new_node->bitpos - 1]; + req->entry = flow_cfg->flow_ent[mcam_idx]; req->intf = NIX_INTF_RX; req->set_cntr = 1; new_node->entry = req->entry; @@ -850,26 +1018,18 @@ static int otx2_tc_add_flow(struct otx2_nic *nic, if (rc) { NL_SET_ERR_MSG_MOD(extack, "Failed to install MCAM flow entry"); mutex_unlock(&nic->mbox.lock); - kfree_rcu(new_node, rcu); goto free_leaf; } - mutex_unlock(&nic->mbox.lock); - /* add new flow to flow-table */ - rc = rhashtable_insert_fast(&nic->tc_info.flow_table, &new_node->node, - nic->tc_info.flow_ht_params); - if (rc) { - otx2_del_mcam_flow_entry(nic, req->entry); - kfree_rcu(new_node, rcu); - goto free_leaf; - } + mutex_unlock(&nic->mbox.lock); + memcpy(&new_node->req, req, sizeof(struct npc_install_flow_req)); - set_bit(new_node->bitpos, tc_info->tc_entries_bitmap); flow_cfg->nr_flows++; - return 0; free_leaf: + otx2_tc_del_from_flow_list(flow_cfg, new_node); + kfree_rcu(new_node, rcu); if (new_node->is_act_police) { mutex_lock(&nic->mbox.lock); @@ -896,16 +1056,13 @@ free_leaf: static int otx2_tc_get_flow_stats(struct otx2_nic *nic, struct flow_cls_offload *tc_flow_cmd) { - struct otx2_tc_info *tc_info = &nic->tc_info; struct npc_mcam_get_stats_req *req; struct npc_mcam_get_stats_rsp *rsp; struct otx2_tc_flow_stats *stats; struct otx2_tc_flow *flow_node; int err; - flow_node = rhashtable_lookup_fast(&tc_info->flow_table, - &tc_flow_cmd->cookie, - tc_info->flow_ht_params); + flow_node = otx2_tc_get_entry_by_cookie(nic->flow_cfg, tc_flow_cmd->cookie); if (!flow_node) { netdev_info(nic->netdev, "tc flow not found for cookie %lx", tc_flow_cmd->cookie); @@ -1053,12 +1210,20 @@ static int otx2_setup_tc_block_ingress_cb(enum tc_setup_type type, void *type_data, void *cb_priv) { struct otx2_nic *nic = cb_priv; + bool ntuple; if (!tc_cls_can_offload_and_chain0(nic->netdev, type_data)) return -EOPNOTSUPP; + ntuple = nic->netdev->features & NETIF_F_NTUPLE; switch (type) { case TC_SETUP_CLSFLOWER: + if (ntuple) { + netdev_warn(nic->netdev, + "Can't install TC flower offload rule when NTUPLE is active"); + return -EOPNOTSUPP; + } + return otx2_setup_tc_cls_flower(nic, type_data); case TC_SETUP_CLSMATCHALL: return otx2_setup_tc_ingress_matchall(nic, type_data); @@ -1143,18 +1308,8 @@ int otx2_setup_tc(struct net_device *netdev, enum tc_setup_type type, } EXPORT_SYMBOL(otx2_setup_tc); -static const struct rhashtable_params tc_flow_ht_params = { - .head_offset = offsetof(struct otx2_tc_flow, node), - .key_offset = offsetof(struct otx2_tc_flow, cookie), - .key_len = sizeof(((struct otx2_tc_flow *)0)->cookie), - .automatic_shrinking = true, -}; - int otx2_init_tc(struct otx2_nic *nic) { - struct otx2_tc_info *tc = &nic->tc_info; - int err; - /* Exclude receive queue 0 being used for police action */ set_bit(0, &nic->rq_bmap); @@ -1164,25 +1319,12 @@ int otx2_init_tc(struct otx2_nic *nic) return -EINVAL; } - err = otx2_tc_alloc_ent_bitmap(nic); - if (err) - return err; - - tc->flow_ht_params = tc_flow_ht_params; - err = rhashtable_init(&tc->flow_table, &tc->flow_ht_params); - if (err) { - kfree(tc->tc_entries_bitmap); - tc->tc_entries_bitmap = NULL; - } - return err; + return 0; } EXPORT_SYMBOL(otx2_init_tc); void otx2_shutdown_tc(struct otx2_nic *nic) { - struct otx2_tc_info *tc = &nic->tc_info; - - kfree(tc->tc_entries_bitmap); - rhashtable_destroy(&tc->flow_table); + otx2_destroy_tc_flow_list(nic); } EXPORT_SYMBOL(otx2_shutdown_tc); |