/* QLogic qed NIC Driver * Copyright (c) 2015 QLogic Corporation * * This software is available under the terms of the GNU General Public License * (GPL) Version 2, available from the file COPYING in the main directory of * this source tree. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "qed.h" #include #include "qed_cxt.h" #include "qed_dev_api.h" #include #include "qed_hsi.h" #include "qed_hw.h" #include "qed_int.h" #include "qed_reg_addr.h" #include "qed_sp.h" enum qed_rss_caps { QED_RSS_IPV4 = 0x1, QED_RSS_IPV6 = 0x2, QED_RSS_IPV4_TCP = 0x4, QED_RSS_IPV6_TCP = 0x8, QED_RSS_IPV4_UDP = 0x10, QED_RSS_IPV6_UDP = 0x20, }; /* Should be the same as ETH_RSS_IND_TABLE_ENTRIES_NUM */ #define QED_RSS_IND_TABLE_SIZE 128 #define QED_RSS_KEY_SIZE 10 /* size in 32b chunks */ struct qed_rss_params { u8 update_rss_config; u8 rss_enable; u8 rss_eng_id; u8 update_rss_capabilities; u8 update_rss_ind_table; u8 update_rss_key; u8 rss_caps; u8 rss_table_size_log; u16 rss_ind_table[QED_RSS_IND_TABLE_SIZE]; u32 rss_key[QED_RSS_KEY_SIZE]; }; enum qed_filter_opcode { QED_FILTER_ADD, QED_FILTER_REMOVE, QED_FILTER_MOVE, QED_FILTER_REPLACE, /* Delete all MACs and add new one instead */ QED_FILTER_FLUSH, /* Removes all filters */ }; enum qed_filter_ucast_type { QED_FILTER_MAC, QED_FILTER_VLAN, QED_FILTER_MAC_VLAN, QED_FILTER_INNER_MAC, QED_FILTER_INNER_VLAN, QED_FILTER_INNER_PAIR, QED_FILTER_INNER_MAC_VNI_PAIR, QED_FILTER_MAC_VNI_PAIR, QED_FILTER_VNI, }; struct qed_filter_ucast { enum qed_filter_opcode opcode; enum qed_filter_ucast_type type; u8 is_rx_filter; u8 is_tx_filter; u8 vport_to_add_to; u8 vport_to_remove_from; unsigned char mac[ETH_ALEN]; u8 assert_on_error; u16 vlan; u32 vni; }; struct qed_filter_mcast { /* MOVE is not supported for multicast */ enum qed_filter_opcode opcode; u8 vport_to_add_to; u8 vport_to_remove_from; u8 num_mc_addrs; #define QED_MAX_MC_ADDRS 64 unsigned char mac[QED_MAX_MC_ADDRS][ETH_ALEN]; }; struct qed_filter_accept_flags { u8 update_rx_mode_config; u8 update_tx_mode_config; u8 rx_accept_filter; u8 tx_accept_filter; #define QED_ACCEPT_NONE 0x01 #define QED_ACCEPT_UCAST_MATCHED 0x02 #define QED_ACCEPT_UCAST_UNMATCHED 0x04 #define QED_ACCEPT_MCAST_MATCHED 0x08 #define QED_ACCEPT_MCAST_UNMATCHED 0x10 #define QED_ACCEPT_BCAST 0x20 }; struct qed_sp_vport_update_params { u16 opaque_fid; u8 vport_id; u8 update_vport_active_rx_flg; u8 vport_active_rx_flg; u8 update_vport_active_tx_flg; u8 vport_active_tx_flg; u8 update_approx_mcast_flg; u8 update_accept_any_vlan_flg; u8 accept_any_vlan; unsigned long bins[8]; struct qed_rss_params *rss_params; struct qed_filter_accept_flags accept_flags; }; #define QED_MAX_SGES_NUM 16 #define CRC32_POLY 0x1edc6f41 static int qed_sp_vport_start(struct qed_hwfn *p_hwfn, u32 concrete_fid, u16 opaque_fid, u8 vport_id, u16 mtu, u8 drop_ttl0_flg, u8 inner_vlan_removal_en_flg) { struct qed_sp_init_request_params params; struct vport_start_ramrod_data *p_ramrod = NULL; struct qed_spq_entry *p_ent = NULL; int rc = -EINVAL; u16 rx_mode = 0; u8 abs_vport_id = 0; rc = qed_fw_vport(p_hwfn, vport_id, &abs_vport_id); if (rc != 0) return rc; memset(¶ms, 0, sizeof(params)); params.ramrod_data_size = sizeof(*p_ramrod); params.comp_mode = QED_SPQ_MODE_EBLOCK; rc = qed_sp_init_request(p_hwfn, &p_ent, qed_spq_get_cid(p_hwfn), opaque_fid, ETH_RAMROD_VPORT_START, PROTOCOLID_ETH, ¶ms); if (rc) return rc; p_ramrod = &p_ent->ramrod.vport_start; p_ramrod->vport_id = abs_vport_id; p_ramrod->mtu = cpu_to_le16(mtu); p_ramrod->inner_vlan_removal_en = inner_vlan_removal_en_flg; p_ramrod->drop_ttl0_en = drop_ttl0_flg; SET_FIELD(rx_mode, ETH_VPORT_RX_MODE_UCAST_DROP_ALL, 1); SET_FIELD(rx_mode, ETH_VPORT_RX_MODE_MCAST_DROP_ALL, 1); p_ramrod->rx_mode.state = cpu_to_le16(rx_mode); /* TPA related fields */ memset(&p_ramrod->tpa_param, 0, sizeof(struct eth_vport_tpa_param)); /* Software Function ID in hwfn (PFs are 0 - 15, VFs are 16 - 135) */ p_ramrod->sw_fid = qed_concrete_to_sw_fid(p_hwfn->cdev, concrete_fid); return qed_spq_post(p_hwfn, p_ent, NULL); } static int qed_sp_vport_update_rss(struct qed_hwfn *p_hwfn, struct vport_update_ramrod_data *p_ramrod, struct qed_rss_params *p_params) { struct eth_vport_rss_config *rss = &p_ramrod->rss_config; u16 abs_l2_queue = 0, capabilities = 0; int rc = 0, i; if (!p_params) { p_ramrod->common.update_rss_flg = 0; return rc; } BUILD_BUG_ON(QED_RSS_IND_TABLE_SIZE != ETH_RSS_IND_TABLE_ENTRIES_NUM); rc = qed_fw_rss_eng(p_hwfn, p_params->rss_eng_id, &rss->rss_id); if (rc) return rc; p_ramrod->common.update_rss_flg = p_params->update_rss_config; rss->update_rss_capabilities = p_params->update_rss_capabilities; rss->update_rss_ind_table = p_params->update_rss_ind_table; rss->update_rss_key = p_params->update_rss_key; rss->rss_mode = p_params->rss_enable ? ETH_VPORT_RSS_MODE_REGULAR : ETH_VPORT_RSS_MODE_DISABLED; SET_FIELD(capabilities, ETH_VPORT_RSS_CONFIG_IPV4_CAPABILITY, !!(p_params->rss_caps & QED_RSS_IPV4)); SET_FIELD(capabilities, ETH_VPORT_RSS_CONFIG_IPV6_CAPABILITY, !!(p_params->rss_caps & QED_RSS_IPV6)); SET_FIELD(capabilities, ETH_VPORT_RSS_CONFIG_IPV4_TCP_CAPABILITY, !!(p_params->rss_caps & QED_RSS_IPV4_TCP)); SET_FIELD(capabilities, ETH_VPORT_RSS_CONFIG_IPV6_TCP_CAPABILITY, !!(p_params->rss_caps & QED_RSS_IPV6_TCP)); SET_FIELD(capabilities, ETH_VPORT_RSS_CONFIG_IPV4_UDP_CAPABILITY, !!(p_params->rss_caps & QED_RSS_IPV4_UDP)); SET_FIELD(capabilities, ETH_VPORT_RSS_CONFIG_IPV6_UDP_CAPABILITY, !!(p_params->rss_caps & QED_RSS_IPV6_UDP)); rss->tbl_size = p_params->rss_table_size_log; rss->capabilities = cpu_to_le16(capabilities); DP_VERBOSE(p_hwfn, NETIF_MSG_IFUP, "update rss flag %d, rss_mode = %d, update_caps = %d, capabilities = %d, update_ind = %d, update_rss_key = %d\n", p_ramrod->common.update_rss_flg, rss->rss_mode, rss->update_rss_capabilities, capabilities, rss->update_rss_ind_table, rss->update_rss_key); for (i = 0; i < QED_RSS_IND_TABLE_SIZE; i++) { rc = qed_fw_l2_queue(p_hwfn, (u8)p_params->rss_ind_table[i], &abs_l2_queue); if (rc) return rc; rss->indirection_table[i] = cpu_to_le16(abs_l2_queue); DP_VERBOSE(p_hwfn, NETIF_MSG_IFUP, "i= %d, queue = %d\n", i, rss->indirection_table[i]); } for (i = 0; i < 10; i++) rss->rss_key[i] = cpu_to_le32(p_params->rss_key[i]); return rc; } static void qed_sp_update_accept_mode(struct qed_hwfn *p_hwfn, struct vport_update_ramrod_data *p_ramrod, struct qed_filter_accept_flags accept_flags) { p_ramrod->common.update_rx_mode_flg = accept_flags.update_rx_mode_config; p_ramrod->common.update_tx_mode_flg = accept_flags.update_tx_mode_config; /* Set Rx mode accept flags */ if (p_ramrod->common.update_rx_mode_flg) { u8 accept_filter = accept_flags.rx_accept_filter; u16 state = 0; SET_FIELD(state, ETH_VPORT_RX_MODE_UCAST_DROP_ALL, !(!!(accept_filter & QED_ACCEPT_UCAST_MATCHED) || !!(accept_filter & QED_ACCEPT_UCAST_UNMATCHED))); SET_FIELD(state, ETH_VPORT_RX_MODE_UCAST_ACCEPT_UNMATCHED, !!(accept_filter & QED_ACCEPT_UCAST_UNMATCHED)); SET_FIELD(state, ETH_VPORT_RX_MODE_MCAST_DROP_ALL, !(!!(accept_filter & QED_ACCEPT_MCAST_MATCHED) || !!(accept_filter & QED_ACCEPT_MCAST_UNMATCHED))); SET_FIELD(state, ETH_VPORT_RX_MODE_MCAST_ACCEPT_ALL, (!!(accept_filter & QED_ACCEPT_MCAST_MATCHED) && !!(accept_filter & QED_ACCEPT_MCAST_UNMATCHED))); SET_FIELD(state, ETH_VPORT_RX_MODE_BCAST_ACCEPT_ALL, !!(accept_filter & QED_ACCEPT_BCAST)); p_ramrod->rx_mode.state = cpu_to_le16(state); DP_VERBOSE(p_hwfn, QED_MSG_SP, "p_ramrod->rx_mode.state = 0x%x\n", state); } /* Set Tx mode accept flags */ if (p_ramrod->common.update_tx_mode_flg) { u8 accept_filter = accept_flags.tx_accept_filter; u16 state = 0; SET_FIELD(state, ETH_VPORT_TX_MODE_UCAST_DROP_ALL, !!(accept_filter & QED_ACCEPT_NONE)); SET_FIELD(state, ETH_VPORT_TX_MODE_UCAST_ACCEPT_ALL, (!!(accept_filter & QED_ACCEPT_UCAST_MATCHED) && !!(accept_filter & QED_ACCEPT_UCAST_UNMATCHED))); SET_FIELD(state, ETH_VPORT_TX_MODE_MCAST_DROP_ALL, !!(accept_filter & QED_ACCEPT_NONE)); SET_FIELD(state, ETH_VPORT_TX_MODE_MCAST_ACCEPT_ALL, (!!(accept_filter & QED_ACCEPT_MCAST_MATCHED) && !!(accept_filter & QED_ACCEPT_MCAST_UNMATCHED))); SET_FIELD(state, ETH_VPORT_TX_MODE_BCAST_ACCEPT_ALL, !!(accept_filter & QED_ACCEPT_BCAST)); p_ramrod->tx_mode.state = cpu_to_le16(state); DP_VERBOSE(p_hwfn, QED_MSG_SP, "p_ramrod->tx_mode.state = 0x%x\n", state); } } static void qed_sp_update_mcast_bin(struct qed_hwfn *p_hwfn, struct vport_update_ramrod_data *p_ramrod, struct qed_sp_vport_update_params *p_params) { int i; memset(&p_ramrod->approx_mcast.bins, 0, sizeof(p_ramrod->approx_mcast.bins)); if (p_params->update_approx_mcast_flg) { p_ramrod->common.update_approx_mcast_flg = 1; for (i = 0; i < ETH_MULTICAST_MAC_BINS_IN_REGS; i++) { u32 *p_bins = (u32 *)p_params->bins; __le32 val = cpu_to_le32(p_bins[i]); p_ramrod->approx_mcast.bins[i] = val; } } } static int qed_sp_vport_update(struct qed_hwfn *p_hwfn, struct qed_sp_vport_update_params *p_params, enum spq_mode comp_mode, struct qed_spq_comp_cb *p_comp_data) { struct qed_rss_params *p_rss_params = p_params->rss_params; struct vport_update_ramrod_data_cmn *p_cmn; struct qed_sp_init_request_params sp_params; struct vport_update_ramrod_data *p_ramrod = NULL; struct qed_spq_entry *p_ent = NULL; u8 abs_vport_id = 0; int rc = -EINVAL; rc = qed_fw_vport(p_hwfn, p_params->vport_id, &abs_vport_id); if (rc != 0) return rc; memset(&sp_params, 0, sizeof(sp_params)); sp_params.ramrod_data_size = sizeof(*p_ramrod); sp_params.comp_mode = comp_mode; sp_params.p_comp_data = p_comp_data; rc = qed_sp_init_request(p_hwfn, &p_ent, qed_spq_get_cid(p_hwfn), p_params->opaque_fid, ETH_RAMROD_VPORT_UPDATE, PROTOCOLID_ETH, &sp_params); if (rc) return rc; /* Copy input params to ramrod according to FW struct */ p_ramrod = &p_ent->ramrod.vport_update; p_cmn = &p_ramrod->common; p_cmn->vport_id = abs_vport_id; p_cmn->rx_active_flg = p_params->vport_active_rx_flg; p_cmn->update_rx_active_flg = p_params->update_vport_active_rx_flg; p_cmn->tx_active_flg = p_params->vport_active_tx_flg; p_cmn->update_tx_active_flg = p_params->update_vport_active_tx_flg; p_cmn->accept_any_vlan = p_params->accept_any_vlan; p_cmn->update_accept_any_vlan_flg = p_params->update_accept_any_vlan_flg; rc = qed_sp_vport_update_rss(p_hwfn, p_ramrod, p_rss_params); if (rc) { /* Return spq entry which is taken in qed_sp_init_request()*/ qed_spq_return_entry(p_hwfn, p_ent); return rc; } /* Update mcast bins for VFs, PF doesn't use this functionality */ qed_sp_update_mcast_bin(p_hwfn, p_ramrod, p_params); qed_sp_update_accept_mode(p_hwfn, p_ramrod, p_params->accept_flags); return qed_spq_post(p_hwfn, p_ent, NULL); } static int qed_sp_vport_stop(struct qed_hwfn *p_hwfn, u16 opaque_fid, u8 vport_id) { struct qed_sp_init_request_params sp_params; struct vport_stop_ramrod_data *p_ramrod; struct qed_spq_entry *p_ent; u8 abs_vport_id = 0; int rc; rc = qed_fw_vport(p_hwfn, vport_id, &abs_vport_id); if (rc != 0) return rc; memset(&sp_params, 0, sizeof(sp_params)); sp_params.ramrod_data_size = sizeof(*p_ramrod); sp_params.comp_mode = QED_SPQ_MODE_EBLOCK; rc = qed_sp_init_request(p_hwfn, &p_ent, qed_spq_get_cid(p_hwfn), opaque_fid, ETH_RAMROD_VPORT_STOP, PROTOCOLID_ETH, &sp_params); if (rc) return rc; p_ramrod = &p_ent->ramrod.vport_stop; p_ramrod->vport_id = abs_vport_id; return qed_spq_post(p_hwfn, p_ent, NULL); } static int qed_filter_accept_cmd(struct qed_dev *cdev, u8 vport, struct qed_filter_accept_flags accept_flags, u8 update_accept_any_vlan, u8 accept_any_vlan, enum spq_mode comp_mode, struct qed_spq_comp_cb *p_comp_data) { struct qed_sp_vport_update_params vport_update_params; int i, rc; /* Prepare and send the vport rx_mode change */ memset(&vport_update_params, 0, sizeof(vport_update_params)); vport_update_params.vport_id = vport; vport_update_params.accept_flags = accept_flags; vport_update_params.update_accept_any_vlan_flg = update_accept_any_vlan; vport_update_params.accept_any_vlan = accept_any_vlan; for_each_hwfn(cdev, i) { struct qed_hwfn *p_hwfn = &cdev->hwfns[i]; vport_update_params.opaque_fid = p_hwfn->hw_info.opaque_fid; rc = qed_sp_vport_update(p_hwfn, &vport_update_params, comp_mode, p_comp_data); if (rc != 0) { DP_ERR(cdev, "Update rx_mode failed %d\n", rc); return rc; } DP_VERBOSE(p_hwfn, QED_MSG_SP, "Accept filter configured, flags = [Rx]%x [Tx]%x\n", accept_flags.rx_accept_filter, accept_flags.tx_accept_filter); if (update_accept_any_vlan) DP_VERBOSE(p_hwfn, QED_MSG_SP, "accept_any_vlan=%d configured\n", accept_any_vlan); } return 0; } static int qed_sp_release_queue_cid( struct qed_hwfn *p_hwfn, struct qed_hw_cid_data *p_cid_data) { if (!p_cid_data->b_cid_allocated) return 0; qed_cxt_release_cid(p_hwfn, p_cid_data->cid); p_cid_data->b_cid_allocated = false; return 0; } static int qed_sp_eth_rxq_start_ramrod(struct qed_hwfn *p_hwfn, u16 opaque_fid, u32 cid, struct qed_queue_start_common_params *params, u8 stats_id, u16 bd_max_bytes, dma_addr_t bd_chain_phys_addr, dma_addr_t cqe_pbl_addr, u16 cqe_pbl_size) { struct rx_queue_start_ramrod_data *p_ramrod = NULL; struct qed_sp_init_request_params sp_params; struct qed_spq_entry *p_ent = NULL; struct qed_hw_cid_data *p_rx_cid; u16 abs_rx_q_id = 0; u8 abs_vport_id = 0; int rc = -EINVAL; /* Store information for the stop */ p_rx_cid = &p_hwfn->p_rx_cids[params->queue_id]; p_rx_cid->cid = cid; p_rx_cid->opaque_fid = opaque_fid; p_rx_cid->vport_id = params->vport_id; rc = qed_fw_vport(p_hwfn, params->vport_id, &abs_vport_id); if (rc != 0) return rc; rc = qed_fw_l2_queue(p_hwfn, params->queue_id, &abs_rx_q_id); if (rc != 0) return rc; DP_VERBOSE(p_hwfn, QED_MSG_SP, "opaque_fid=0x%x, cid=0x%x, rx_qid=0x%x, vport_id=0x%x, sb_id=0x%x\n", opaque_fid, cid, params->queue_id, params->vport_id, params->sb); memset(&sp_params, 0, sizeof(params)); sp_params.comp_mode = QED_SPQ_MODE_EBLOCK; sp_params.ramrod_data_size = sizeof(*p_ramrod); rc = qed_sp_init_request(p_hwfn, &p_ent, cid, opaque_fid, ETH_RAMROD_RX_QUEUE_START, PROTOCOLID_ETH, &sp_params); if (rc) return rc; p_ramrod = &p_ent->ramrod.rx_queue_start; p_ramrod->sb_id = cpu_to_le16(params->sb); p_ramrod->sb_index = params->sb_idx; p_ramrod->vport_id = abs_vport_id; p_ramrod->stats_counter_id = stats_id; p_ramrod->rx_queue_id = cpu_to_le16(abs_rx_q_id); p_ramrod->complete_cqe_flg = 0; p_ramrod->complete_event_flg = 1; p_ramrod->bd_max_bytes = cpu_to_le16(bd_max_bytes); p_ramrod->bd_base.hi = DMA_HI_LE(bd_chain_phys_addr); p_ramrod->bd_base.lo = DMA_LO_LE(bd_chain_phys_addr); p_ramrod->num_of_pbl_pages = cpu_to_le16(cqe_pbl_size); p_ramrod->cqe_pbl_addr.hi = DMA_HI_LE(cqe_pbl_addr); p_ramrod->cqe_pbl_addr.lo = DMA_LO_LE(cqe_pbl_addr); rc = qed_spq_post(p_hwfn, p_ent, NULL); return rc; } static int qed_sp_eth_rx_queue_start(struct qed_hwfn *p_hwfn, u16 opaque_fid, struct qed_queue_start_common_params *params, u16 bd_max_bytes, dma_addr_t bd_chain_phys_addr, dma_addr_t cqe_pbl_addr, u16 cqe_pbl_size, void __iomem **pp_prod) { struct qed_hw_cid_data *p_rx_cid; u64 init_prod_val = 0; u16 abs_l2_queue = 0; u8 abs_stats_id = 0; int rc; rc = qed_fw_l2_queue(p_hwfn, params->queue_id, &abs_l2_queue); if (rc != 0) return rc; rc = qed_fw_vport(p_hwfn, params->vport_id, &abs_stats_id); if (rc != 0) return rc; *pp_prod = (u8 __iomem *)p_hwfn->regview + GTT_BAR0_MAP_REG_MSDM_RAM + MSTORM_PRODS_OFFSET(abs_l2_queue); /* Init the rcq, rx bd and rx sge (if valid) producers to 0 */ __internal_ram_wr(p_hwfn, *pp_prod, sizeof(u64), (u32 *)(&init_prod_val)); /* Allocate a CID for the queue */ p_rx_cid = &p_hwfn->p_rx_cids[params->queue_id]; rc = qed_cxt_acquire_cid(p_hwfn, PROTOCOLID_ETH, &p_rx_cid->cid); if (rc) { DP_NOTICE(p_hwfn, "Failed to acquire cid\n"); return rc; } p_rx_cid->b_cid_allocated = true; rc = qed_sp_eth_rxq_start_ramrod(p_hwfn, opaque_fid, p_rx_cid->cid, params, abs_stats_id, bd_max_bytes, bd_chain_phys_addr, cqe_pbl_addr, cqe_pbl_size); if (rc != 0) qed_sp_release_queue_cid(p_hwfn, p_rx_cid); return rc; } static int qed_sp_eth_rx_queue_stop(struct qed_hwfn *p_hwfn, u16 rx_queue_id, bool eq_completion_only, bool cqe_completion) { struct qed_hw_cid_data *p_rx_cid = &p_hwfn->p_rx_cids[rx_queue_id]; struct rx_queue_stop_ramrod_data *p_ramrod = NULL; struct qed_sp_init_request_params sp_params; struct qed_spq_entry *p_ent = NULL; u16 abs_rx_q_id = 0; int rc = -EINVAL; memset(&sp_params, 0, sizeof(sp_params)); sp_params.ramrod_data_size = sizeof(*p_ramrod); sp_params.comp_mode = QED_SPQ_MODE_EBLOCK; rc = qed_sp_init_request(p_hwfn, &p_ent, p_rx_cid->cid, p_rx_cid->opaque_fid, ETH_RAMROD_RX_QUEUE_STOP, PROTOCOLID_ETH, &sp_params); if (rc) return rc; p_ramrod = &p_ent->ramrod.rx_queue_stop; qed_fw_vport(p_hwfn, p_rx_cid->vport_id, &p_ramrod->vport_id); qed_fw_l2_queue(p_hwfn, rx_queue_id, &abs_rx_q_id); p_ramrod->rx_queue_id = cpu_to_le16(abs_rx_q_id); /* Cleaning the queue requires the completion to arrive there. * In addition, VFs require the answer to come as eqe to PF. */ p_ramrod->complete_cqe_flg = (!!(p_rx_cid->opaque_fid == p_hwfn->hw_info.opaque_fid) && !eq_completion_only) || cqe_completion; p_ramrod->complete_event_flg = !(p_rx_cid->opaque_fid == p_hwfn->hw_info.opaque_fid) || eq_completion_only; rc = qed_spq_post(p_hwfn, p_ent, NULL); if (rc) return rc; return qed_sp_release_queue_cid(p_hwfn, p_rx_cid); } static int qed_sp_eth_txq_start_ramrod(struct qed_hwfn *p_hwfn, u16 opaque_fid, u32 cid, struct qed_queue_start_common_params *p_params, u8 stats_id, dma_addr_t pbl_addr, u16 pbl_size, union qed_qm_pq_params *p_pq_params) { struct tx_queue_start_ramrod_data *p_ramrod = NULL; struct qed_sp_init_request_params sp_params; struct qed_spq_entry *p_ent = NULL; struct qed_hw_cid_data *p_tx_cid; u8 abs_vport_id; int rc = -EINVAL; u16 pq_id; /* Store information for the stop */ p_tx_cid = &p_hwfn->p_tx_cids[p_params->queue_id]; p_tx_cid->cid = cid; p_tx_cid->opaque_fid = opaque_fid; rc = qed_fw_vport(p_hwfn, p_params->vport_id, &abs_vport_id); if (rc) return rc; memset(&sp_params, 0, sizeof(sp_params)); sp_params.ramrod_data_size = sizeof(*p_ramrod); sp_params.comp_mode = QED_SPQ_MODE_EBLOCK; rc = qed_sp_init_request(p_hwfn, &p_ent, cid, opaque_fid, ETH_RAMROD_TX_QUEUE_START, PROTOCOLID_ETH, &sp_params); if (rc) return rc; p_ramrod = &p_ent->ramrod.tx_queue_start; p_ramrod->vport_id = abs_vport_id; p_ramrod->sb_id = cpu_to_le16(p_params->sb); p_ramrod->sb_index = p_params->sb_idx; p_ramrod->stats_counter_id = stats_id; p_ramrod->pbl_size = cpu_to_le16(pbl_size); p_ramrod->pbl_base_addr.hi = DMA_HI_LE(pbl_addr); p_ramrod->pbl_base_addr.lo = DMA_LO_LE(pbl_addr); pq_id = qed_get_qm_pq(p_hwfn, PROTOCOLID_ETH, p_pq_params); p_ramrod->qm_pq_id = cpu_to_le16(pq_id); return qed_spq_post(p_hwfn, p_ent, NULL); } static int qed_sp_eth_tx_queue_start(struct qed_hwfn *p_hwfn, u16 opaque_fid, struct qed_queue_start_common_params *p_params, dma_addr_t pbl_addr, u16 pbl_size, void __iomem **pp_doorbell) { struct qed_hw_cid_data *p_tx_cid; union qed_qm_pq_params pq_params; u8 abs_stats_id = 0; int rc; rc = qed_fw_vport(p_hwfn, p_params->vport_id, &abs_stats_id); if (rc) return rc; p_tx_cid = &p_hwfn->p_tx_cids[p_params->queue_id]; memset(p_tx_cid, 0, sizeof(*p_tx_cid)); memset(&pq_params, 0, sizeof(pq_params)); /* Allocate a CID for the queue */ rc = qed_cxt_acquire_cid(p_hwfn, PROTOCOLID_ETH, &p_tx_cid->cid); if (rc) { DP_NOTICE(p_hwfn, "Failed to acquire cid\n"); return rc; } p_tx_cid->b_cid_allocated = true; DP_VERBOSE(p_hwfn, QED_MSG_SP, "opaque_fid=0x%x, cid=0x%x, tx_qid=0x%x, vport_id=0x%x, sb_id=0x%x\n", opaque_fid, p_tx_cid->cid, p_params->queue_id, p_params->vport_id, p_params->sb); rc = qed_sp_eth_txq_start_ramrod(p_hwfn, opaque_fid, p_tx_cid->cid, p_params, abs_stats_id, pbl_addr, pbl_size, &pq_params); *pp_doorbell = (u8 __iomem *)p_hwfn->doorbells + qed_db_addr(p_tx_cid->cid, DQ_DEMS_LEGACY); if (rc) qed_sp_release_queue_cid(p_hwfn, p_tx_cid); return rc; } static int qed_sp_eth_tx_queue_stop(struct qed_hwfn *p_hwfn, u16 tx_queue_id) { struct qed_hw_cid_data *p_tx_cid = &p_hwfn->p_tx_cids[tx_queue_id]; struct qed_sp_init_request_params sp_params; struct qed_spq_entry *p_ent = NULL; int rc = -EINVAL; memset(&sp_params, 0, sizeof(sp_params)); sp_params.ramrod_data_size = sizeof(struct tx_queue_stop_ramrod_data); sp_params.comp_mode = QED_SPQ_MODE_EBLOCK; rc = qed_sp_init_request(p_hwfn, &p_ent, p_tx_cid->cid, p_tx_cid->opaque_fid, ETH_RAMROD_TX_QUEUE_STOP, PROTOCOLID_ETH, &sp_params); if (rc) return rc; rc = qed_spq_post(p_hwfn, p_ent, NULL); if (rc) return rc; return qed_sp_release_queue_cid(p_hwfn, p_tx_cid); } static enum eth_filter_action qed_filter_action(enum qed_filter_opcode opcode) { enum eth_filter_action action = MAX_ETH_FILTER_ACTION; switch (opcode) { case QED_FILTER_ADD: action = ETH_FILTER_ACTION_ADD; break; case QED_FILTER_REMOVE: action = ETH_FILTER_ACTION_REMOVE; break; case QED_FILTER_FLUSH: action = ETH_FILTER_ACTION_REMOVE_ALL; break; default: action = MAX_ETH_FILTER_ACTION; } return action; } static void qed_set_fw_mac_addr(__le16 *fw_msb, __le16 *fw_mid, __le16 *fw_lsb, u8 *mac) { ((u8 *)fw_msb)[0] = mac[1]; ((u8 *)fw_msb)[1] = mac[0]; ((u8 *)fw_mid)[0] = mac[3]; ((u8 *)fw_mid)[1] = mac[2]; ((u8 *)fw_lsb)[0] = mac[5]; ((u8 *)fw_lsb)[1] = mac[4]; } static int qed_filter_ucast_common(struct qed_hwfn *p_hwfn, u16 opaque_fid, struct qed_filter_ucast *p_filter_cmd, struct vport_filter_update_ramrod_data **pp_ramrod, struct qed_spq_entry **pp_ent, enum spq_mode comp_mode, struct qed_spq_comp_cb *p_comp_data) { u8 vport_to_add_to = 0, vport_to_remove_from = 0; struct vport_filter_update_ramrod_data *p_ramrod; struct qed_sp_init_request_params sp_params; struct eth_filter_cmd *p_first_filter; struct eth_filter_cmd *p_second_filter; enum eth_filter_action action; int rc; rc = qed_fw_vport(p_hwfn, p_filter_cmd->vport_to_remove_from, &vport_to_remove_from); if (rc) return rc; rc = qed_fw_vport(p_hwfn, p_filter_cmd->vport_to_add_to, &vport_to_add_to); if (rc) return rc; memset(&sp_params, 0, sizeof(sp_params)); sp_params.ramrod_data_size = sizeof(**pp_ramrod); sp_params.comp_mode = comp_mode; sp_params.p_comp_data = p_comp_data; rc = qed_sp_init_request(p_hwfn, pp_ent, qed_spq_get_cid(p_hwfn), opaque_fid, ETH_RAMROD_FILTERS_UPDATE, PROTOCOLID_ETH, &sp_params); if (rc) return rc; *pp_ramrod = &(*pp_ent)->ramrod.vport_filter_update; p_ramrod = *pp_ramrod; p_ramrod->filter_cmd_hdr.rx = p_filter_cmd->is_rx_filter ? 1 : 0; p_ramrod->filter_cmd_hdr.tx = p_filter_cmd->is_tx_filter ? 1 : 0; switch (p_filter_cmd->opcode) { case QED_FILTER_REPLACE: case QED_FILTER_MOVE: p_ramrod->filter_cmd_hdr.cmd_cnt = 2; break; default: p_ramrod->filter_cmd_hdr.cmd_cnt = 1; break; } p_first_filter = &p_ramrod->filter_cmds[0]; p_second_filter = &p_ramrod->filter_cmds[1]; switch (p_filter_cmd->type) { case QED_FILTER_MAC: p_first_filter->type = ETH_FILTER_TYPE_MAC; break; case QED_FILTER_VLAN: p_first_filter->type = ETH_FILTER_TYPE_VLAN; break; case QED_FILTER_MAC_VLAN: p_first_filter->type = ETH_FILTER_TYPE_PAIR; break; case QED_FILTER_INNER_MAC: p_first_filter->type = ETH_FILTER_TYPE_INNER_MAC; break; case QED_FILTER_INNER_VLAN: p_first_filter->type = ETH_FILTER_TYPE_INNER_VLAN; break; case QED_FILTER_INNER_PAIR: p_first_filter->type = ETH_FILTER_TYPE_INNER_PAIR; break; case QED_FILTER_INNER_MAC_VNI_PAIR: p_first_filter->type = ETH_FILTER_TYPE_INNER_MAC_VNI_PAIR; break; case QED_FILTER_MAC_VNI_PAIR: p_first_filter->type = ETH_FILTER_TYPE_MAC_VNI_PAIR; break; case QED_FILTER_VNI: p_first_filter->type = ETH_FILTER_TYPE_VNI; break; } if ((p_first_filter->type == ETH_FILTER_TYPE_MAC) || (p_first_filter->type == ETH_FILTER_TYPE_PAIR) || (p_first_filter->type == ETH_FILTER_TYPE_INNER_MAC) || (p_first_filter->type == ETH_FILTER_TYPE_INNER_PAIR) || (p_first_filter->type == ETH_FILTER_TYPE_INNER_MAC_VNI_PAIR) || (p_first_filter->type == ETH_FILTER_TYPE_MAC_VNI_PAIR)) { qed_set_fw_mac_addr(&p_first_filter->mac_msb, &p_first_filter->mac_mid, &p_first_filter->mac_lsb, (u8 *)p_filter_cmd->mac); } if ((p_first_filter->type == ETH_FILTER_TYPE_VLAN) || (p_first_filter->type == ETH_FILTER_TYPE_PAIR) || (p_first_filter->type == ETH_FILTER_TYPE_INNER_VLAN) || (p_first_filter->type == ETH_FILTER_TYPE_INNER_PAIR)) p_first_filter->vlan_id = cpu_to_le16(p_filter_cmd->vlan); if ((p_first_filter->type == ETH_FILTER_TYPE_INNER_MAC_VNI_PAIR) || (p_first_filter->type == ETH_FILTER_TYPE_MAC_VNI_PAIR) || (p_first_filter->type == ETH_FILTER_TYPE_VNI)) p_first_filter->vni = cpu_to_le32(p_filter_cmd->vni); if (p_filter_cmd->opcode == QED_FILTER_MOVE) { p_second_filter->type = p_first_filter->type; p_second_filter->mac_msb = p_first_filter->mac_msb; p_second_filter->mac_mid = p_first_filter->mac_mid; p_second_filter->mac_lsb = p_first_filter->mac_lsb; p_second_filter->vlan_id = p_first_filter->vlan_id; p_second_filter->vni = p_first_filter->vni; p_first_filter->action = ETH_FILTER_ACTION_REMOVE; p_first_filter->vport_id = vport_to_remove_from; p_second_filter->action = ETH_FILTER_ACTION_ADD; p_second_filter->vport_id = vport_to_add_to; } else if (p_filter_cmd->opcode == QED_FILTER_REPLACE) { p_first_filter->vport_id = vport_to_add_to; memcpy(p_second_filter, p_first_filter, sizeof(*p_second_filter)); p_first_filter->action = ETH_FILTER_ACTION_REMOVE_ALL; p_second_filter->action = ETH_FILTER_ACTION_ADD; } else { action = qed_filter_action(p_filter_cmd->opcode); if (action == MAX_ETH_FILTER_ACTION) { DP_NOTICE(p_hwfn, "%d is not supported yet\n", p_filter_cmd->opcode); return -EINVAL; } p_first_filter->action = action; p_first_filter->vport_id = (p_filter_cmd->opcode == QED_FILTER_REMOVE) ? vport_to_remove_from : vport_to_add_to; } return 0; } static int qed_sp_eth_filter_ucast(struct qed_hwfn *p_hwfn, u16 opaque_fid, struct qed_filter_ucast *p_filter_cmd, enum spq_mode comp_mode, struct qed_spq_comp_cb *p_comp_data) { struct vport_filter_update_ramrod_data *p_ramrod = NULL; struct qed_spq_entry *p_ent = NULL; struct eth_filter_cmd_header *p_header; int rc; rc = qed_filter_ucast_common(p_hwfn, opaque_fid, p_filter_cmd, &p_ramrod, &p_ent, comp_mode, p_comp_data); if (rc != 0) { DP_ERR(p_hwfn, "Uni. filter command failed %d\n", rc); return rc; } p_header = &p_ramrod->filter_cmd_hdr; p_header->assert_on_error = p_filter_cmd->assert_on_error; rc = qed_spq_post(p_hwfn, p_ent, NULL); if (rc != 0) { DP_ERR(p_hwfn, "Unicast filter ADD command failed %d\n", rc); return rc; } DP_VERBOSE(p_hwfn, QED_MSG_SP, "Unicast filter configured, opcode = %s, type = %s, cmd_cnt = %d, is_rx_filter = %d, is_tx_filter = %d\n", (p_filter_cmd->opcode == QED_FILTER_ADD) ? "ADD" : ((p_filter_cmd->opcode == QED_FILTER_REMOVE) ? "REMOVE" : ((p_filter_cmd->opcode == QED_FILTER_MOVE) ? "MOVE" : "REPLACE")), (p_filter_cmd->type == QED_FILTER_MAC) ? "MAC" : ((p_filter_cmd->type == QED_FILTER_VLAN) ? "VLAN" : "MAC & VLAN"), p_ramrod->filter_cmd_hdr.cmd_cnt, p_filter_cmd->is_rx_filter, p_filter_cmd->is_tx_filter); DP_VERBOSE(p_hwfn, QED_MSG_SP, "vport_to_add_to = %d, vport_to_remove_from = %d, mac = %2x:%2x:%2x:%2x:%2x:%2x, vlan = %d\n", p_filter_cmd->vport_to_add_to, p_filter_cmd->vport_to_remove_from, p_filter_cmd->mac[0], p_filter_cmd->mac[1], p_filter_cmd->mac[2], p_filter_cmd->mac[3], p_filter_cmd->mac[4], p_filter_cmd->mac[5], p_filter_cmd->vlan); return 0; } /******************************************************************************* * Description: * Calculates crc 32 on a buffer * Note: crc32_length MUST be aligned to 8 * Return: ******************************************************************************/ static u32 qed_calc_crc32c(u8 *crc32_packet, u32 crc32_length, u32 crc32_seed, u8 complement) { u32 byte = 0; u32 bit = 0; u8 msb = 0; u8 current_byte = 0; u32 crc32_result = crc32_seed; if ((!crc32_packet) || (crc32_length == 0) || ((crc32_length % 8) != 0)) return crc32_result; for (byte = 0; byte < crc32_length; byte++) { current_byte = crc32_packet[byte]; for (bit = 0; bit < 8; bit++) { msb = (u8)(crc32_result >> 31); crc32_result = crc32_result << 1; if (msb != (0x1 & (current_byte >> bit))) { crc32_result = crc32_result ^ CRC32_POLY; crc32_result |= 1; /*crc32_result[0] = 1;*/ } } } return crc32_result; } static inline u32 qed_crc32c_le(u32 seed, u8 *mac, u32 len) { u32 packet_buf[2] = { 0 }; memcpy((u8 *)(&packet_buf[0]), &mac[0], 6); return qed_calc_crc32c((u8 *)packet_buf, 8, seed, 0); } static u8 qed_mcast_bin_from_mac(u8 *mac) { u32 crc = qed_crc32c_le(ETH_MULTICAST_BIN_FROM_MAC_SEED, mac, ETH_ALEN); return crc & 0xff; } static int qed_sp_eth_filter_mcast(struct qed_hwfn *p_hwfn, u16 opaque_fid, struct qed_filter_mcast *p_filter_cmd, enum spq_mode comp_mode, struct qed_spq_comp_cb *p_comp_data) { unsigned long bins[ETH_MULTICAST_MAC_BINS_IN_REGS]; struct vport_update_ramrod_data *p_ramrod = NULL; struct qed_sp_init_request_params sp_params; struct qed_spq_entry *p_ent = NULL; u8 abs_vport_id = 0; int rc, i; if (p_filter_cmd->opcode == QED_FILTER_ADD) { rc = qed_fw_vport(p_hwfn, p_filter_cmd->vport_to_add_to, &abs_vport_id); if (rc) return rc; } else { rc = qed_fw_vport(p_hwfn, p_filter_cmd->vport_to_remove_from, &abs_vport_id); if (rc) return rc; } memset(&sp_params, 0, sizeof(sp_params)); sp_params.ramrod_data_size = sizeof(*p_ramrod); sp_params.comp_mode = comp_mode; sp_params.p_comp_data = p_comp_data; rc = qed_sp_init_request(p_hwfn, &p_ent, qed_spq_get_cid(p_hwfn), p_hwfn->hw_info.opaque_fid, ETH_RAMROD_VPORT_UPDATE, PROTOCOLID_ETH, &sp_params); if (rc) { DP_ERR(p_hwfn, "Multi-cast command failed %d\n", rc); return rc; } p_ramrod = &p_ent->ramrod.vport_update; p_ramrod->common.update_approx_mcast_flg = 1; /* explicitly clear out the entire vector */ memset(&p_ramrod->approx_mcast.bins, 0, sizeof(p_ramrod->approx_mcast.bins)); memset(bins, 0, sizeof(unsigned long) * ETH_MULTICAST_MAC_BINS_IN_REGS); /* filter ADD op is explicit set op and it removes * any existing filters for the vport */ if (p_filter_cmd->opcode == QED_FILTER_ADD) { for (i = 0; i < p_filter_cmd->num_mc_addrs; i++) { u32 bit; bit = qed_mcast_bin_from_mac(p_filter_cmd->mac[i]); __set_bit(bit, bins); } /* Convert to correct endianity */ for (i = 0; i < ETH_MULTICAST_MAC_BINS_IN_REGS; i++) { u32 *p_bins = (u32 *)bins; struct vport_update_ramrod_mcast *approx_mcast; approx_mcast = &p_ramrod->approx_mcast; approx_mcast->bins[i] = cpu_to_le32(p_bins[i]); } } p_ramrod->common.vport_id = abs_vport_id; return qed_spq_post(p_hwfn, p_ent, NULL); } static int qed_filter_mcast_cmd(struct qed_dev *cdev, struct qed_filter_mcast *p_filter_cmd, enum spq_mode comp_mode, struct qed_spq_comp_cb *p_comp_data) { int rc = 0; int i; /* only ADD and REMOVE operations are supported for multi-cast */ if ((p_filter_cmd->opcode != QED_FILTER_ADD && (p_filter_cmd->opcode != QED_FILTER_REMOVE)) || (p_filter_cmd->num_mc_addrs > QED_MAX_MC_ADDRS)) return -EINVAL; for_each_hwfn(cdev, i) { struct qed_hwfn *p_hwfn = &cdev->hwfns[i]; u16 opaque_fid; if (rc != 0) break; opaque_fid = p_hwfn->hw_info.opaque_fid; rc = qed_sp_eth_filter_mcast(p_hwfn, opaque_fid, p_filter_cmd, comp_mode, p_comp_data); } return rc; } static int qed_filter_ucast_cmd(struct qed_dev *cdev, struct qed_filter_ucast *p_filter_cmd, enum spq_mode comp_mode, struct qed_spq_comp_cb *p_comp_data) { int rc = 0; int i; for_each_hwfn(cdev, i) { struct qed_hwfn *p_hwfn = &cdev->hwfns[i]; u16 opaque_fid; if (rc != 0) break; opaque_fid = p_hwfn->hw_info.opaque_fid; rc = qed_sp_eth_filter_ucast(p_hwfn, opaque_fid, p_filter_cmd, comp_mode, p_comp_data); } return rc; } static int qed_fill_eth_dev_info(struct qed_dev *cdev, struct qed_dev_eth_info *info) { int i; memset(info, 0, sizeof(*info)); info->num_tc = 1; if (cdev->int_params.out.int_mode == QED_INT_MODE_MSIX) { for_each_hwfn(cdev, i) info->num_queues += FEAT_NUM(&cdev->hwfns[i], QED_PF_L2_QUE); if (cdev->int_params.fp_msix_cnt) info->num_queues = min_t(u8, info->num_queues, cdev->int_params.fp_msix_cnt); } else { info->num_queues = cdev->num_hwfns; } info->num_vlan_filters = RESC_NUM(&cdev->hwfns[0], QED_VLAN); ether_addr_copy(info->port_mac, cdev->hwfns[0].hw_info.hw_mac_addr); qed_fill_dev_info(cdev, &info->common); return 0; } static void qed_register_eth_ops(struct qed_dev *cdev, struct qed_eth_cb_ops *ops, void *cookie) { cdev->protocol_ops.eth = ops; cdev->ops_cookie = cookie; } static int qed_start_vport(struct qed_dev *cdev, u8 vport_id, u16 mtu, u8 drop_ttl0_flg, u8 inner_vlan_removal_en_flg) { int rc, i; for_each_hwfn(cdev, i) { struct qed_hwfn *p_hwfn = &cdev->hwfns[i]; rc = qed_sp_vport_start(p_hwfn, p_hwfn->hw_info.concrete_fid, p_hwfn->hw_info.opaque_fid, vport_id, mtu, drop_ttl0_flg, inner_vlan_removal_en_flg); if (rc) { DP_ERR(cdev, "Failed to start VPORT\n"); return rc; } qed_hw_start_fastpath(p_hwfn); DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP), "Started V-PORT %d with MTU %d\n", vport_id, mtu); } qed_reset_vport_stats(cdev); return 0; } static int qed_stop_vport(struct qed_dev *cdev, u8 vport_id) { int rc, i; for_each_hwfn(cdev, i) { struct qed_hwfn *p_hwfn = &cdev->hwfns[i]; rc = qed_sp_vport_stop(p_hwfn, p_hwfn->hw_info.opaque_fid, vport_id); if (rc) { DP_ERR(cdev, "Failed to stop VPORT\n"); return rc; } } return 0; } static int qed_update_vport(struct qed_dev *cdev, struct qed_update_vport_params *params) { struct qed_sp_vport_update_params sp_params; struct qed_rss_params sp_rss_params; int rc, i; if (!cdev) return -ENODEV; memset(&sp_params, 0, sizeof(sp_params)); memset(&sp_rss_params, 0, sizeof(sp_rss_params)); /* Translate protocol params into sp params */ sp_params.vport_id = params->vport_id; sp_params.update_vport_active_rx_flg = params->update_vport_active_flg; sp_params.update_vport_active_tx_flg = params->update_vport_active_flg; sp_params.vport_active_rx_flg = params->vport_active_flg; sp_params.vport_active_tx_flg = params->vport_active_flg; sp_params.accept_any_vlan = params->accept_any_vlan; sp_params.update_accept_any_vlan_flg = params->update_accept_any_vlan_flg; /* RSS - is a bit tricky, since upper-layer isn't familiar with hwfns. * We need to re-fix the rss values per engine for CMT. */ if (cdev->num_hwfns > 1 && params->update_rss_flg) { struct qed_update_vport_rss_params *rss = ¶ms->rss_params; int k, max = 0; /* Find largest entry, since it's possible RSS needs to * be disabled [in case only 1 queue per-hwfn] */ for (k = 0; k < QED_RSS_IND_TABLE_SIZE; k++) max = (max > rss->rss_ind_table[k]) ? max : rss->rss_ind_table[k]; /* Either fix RSS values or disable RSS */ if (cdev->num_hwfns < max + 1) { int divisor = (max + cdev->num_hwfns - 1) / cdev->num_hwfns; DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP), "CMT - fixing RSS values (modulo %02x)\n", divisor); for (k = 0; k < QED_RSS_IND_TABLE_SIZE; k++) rss->rss_ind_table[k] = rss->rss_ind_table[k] % divisor; } else { DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP), "CMT - 1 queue per-hwfn; Disabling RSS\n"); params->update_rss_flg = 0; } } /* Now, update the RSS configuration for actual configuration */ if (params->update_rss_flg) { sp_rss_params.update_rss_config = 1; sp_rss_params.rss_enable = 1; sp_rss_params.update_rss_capabilities = 1; sp_rss_params.update_rss_ind_table = 1; sp_rss_params.update_rss_key = 1; sp_rss_params.rss_caps = QED_RSS_IPV4 | QED_RSS_IPV6 | QED_RSS_IPV4_TCP | QED_RSS_IPV6_TCP; sp_rss_params.rss_table_size_log = 7; /* 2^7 = 128 */ memcpy(sp_rss_params.rss_ind_table, params->rss_params.rss_ind_table, QED_RSS_IND_TABLE_SIZE * sizeof(u16)); memcpy(sp_rss_params.rss_key, params->rss_params.rss_key, QED_RSS_KEY_SIZE * sizeof(u32)); } sp_params.rss_params = &sp_rss_params; for_each_hwfn(cdev, i) { struct qed_hwfn *p_hwfn = &cdev->hwfns[i]; sp_params.opaque_fid = p_hwfn->hw_info.opaque_fid; rc = qed_sp_vport_update(p_hwfn, &sp_params, QED_SPQ_MODE_EBLOCK, NULL); if (rc) { DP_ERR(cdev, "Failed to update VPORT\n"); return rc; } DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP), "Updated V-PORT %d: active_flag %d [update %d]\n", params->vport_id, params->vport_active_flg, params->update_vport_active_flg); } return 0; } static int qed_start_rxq(struct qed_dev *cdev, struct qed_queue_start_common_params *params, u16 bd_max_bytes, dma_addr_t bd_chain_phys_addr, dma_addr_t cqe_pbl_addr, u16 cqe_pbl_size, void __iomem **pp_prod) { int rc, hwfn_index; struct qed_hwfn *p_hwfn; hwfn_index = params->rss_id % cdev->num_hwfns; p_hwfn = &cdev->hwfns[hwfn_index]; /* Fix queue ID in 100g mode */ params->queue_id /= cdev->num_hwfns; rc = qed_sp_eth_rx_queue_start(p_hwfn, p_hwfn->hw_info.opaque_fid, params, bd_max_bytes, bd_chain_phys_addr, cqe_pbl_addr, cqe_pbl_size, pp_prod); if (rc) { DP_ERR(cdev, "Failed to start RXQ#%d\n", params->queue_id); return rc; } DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP), "Started RX-Q %d [rss %d] on V-PORT %d and SB %d\n", params->queue_id, params->rss_id, params->vport_id, params->sb); return 0; } static int qed_stop_rxq(struct qed_dev *cdev, struct qed_stop_rxq_params *params) { int rc, hwfn_index; struct qed_hwfn *p_hwfn; hwfn_index = params->rss_id % cdev->num_hwfns; p_hwfn = &cdev->hwfns[hwfn_index]; rc = qed_sp_eth_rx_queue_stop(p_hwfn, params->rx_queue_id / cdev->num_hwfns, params->eq_completion_only, false); if (rc) { DP_ERR(cdev, "Failed to stop RXQ#%d\n", params->rx_queue_id); return rc; } return 0; } static int qed_start_txq(struct qed_dev *cdev, struct qed_queue_start_common_params *p_params, dma_addr_t pbl_addr, u16 pbl_size, void __iomem **pp_doorbell) { struct qed_hwfn *p_hwfn; int rc, hwfn_index; hwfn_index = p_params->rss_id % cdev->num_hwfns; p_hwfn = &cdev->hwfns[hwfn_index]; /* Fix queue ID in 100g mode */ p_params->queue_id /= cdev->num_hwfns; rc = qed_sp_eth_tx_queue_start(p_hwfn, p_hwfn->hw_info.opaque_fid, p_params, pbl_addr, pbl_size, pp_doorbell); if (rc) { DP_ERR(cdev, "Failed to start TXQ#%d\n", p_params->queue_id); return rc; } DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP), "Started TX-Q %d [rss %d] on V-PORT %d and SB %d\n", p_params->queue_id, p_params->rss_id, p_params->vport_id, p_params->sb); return 0; } #define QED_HW_STOP_RETRY_LIMIT (10) static int qed_fastpath_stop(struct qed_dev *cdev) { qed_hw_stop_fastpath(cdev); return 0; } static int qed_stop_txq(struct qed_dev *cdev, struct qed_stop_txq_params *params) { struct qed_hwfn *p_hwfn; int rc, hwfn_index; hwfn_index = params->rss_id % cdev->num_hwfns; p_hwfn = &cdev->hwfns[hwfn_index]; rc = qed_sp_eth_tx_queue_stop(p_hwfn, params->tx_queue_id / cdev->num_hwfns); if (rc) { DP_ERR(cdev, "Failed to stop TXQ#%d\n", params->tx_queue_id); return rc; } return 0; } static int qed_configure_filter_rx_mode(struct qed_dev *cdev, enum qed_filter_rx_mode_type type) { struct qed_filter_accept_flags accept_flags; memset(&accept_flags, 0, sizeof(accept_flags)); accept_flags.update_rx_mode_config = 1; accept_flags.update_tx_mode_config = 1; accept_flags.rx_accept_filter = QED_ACCEPT_UCAST_MATCHED | QED_ACCEPT_MCAST_MATCHED | QED_ACCEPT_BCAST; accept_flags.tx_accept_filter = QED_ACCEPT_UCAST_MATCHED | QED_ACCEPT_MCAST_MATCHED | QED_ACCEPT_BCAST; if (type == QED_FILTER_RX_MODE_TYPE_PROMISC) accept_flags.rx_accept_filter |= QED_ACCEPT_UCAST_UNMATCHED | QED_ACCEPT_MCAST_UNMATCHED; else if (type == QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC) accept_flags.rx_accept_filter |= QED_ACCEPT_MCAST_UNMATCHED; return qed_filter_accept_cmd(cdev, 0, accept_flags, false, false, QED_SPQ_MODE_CB, NULL); } static int qed_configure_filter_ucast(struct qed_dev *cdev, struct qed_filter_ucast_params *params) { struct qed_filter_ucast ucast; if (!params->vlan_valid && !params->mac_valid) { DP_NOTICE( cdev, "Tried configuring a unicast filter, but both MAC and VLAN are not set\n"); return -EINVAL; } memset(&ucast, 0, sizeof(ucast)); switch (params->type) { case QED_FILTER_XCAST_TYPE_ADD: ucast.opcode = QED_FILTER_ADD; break; case QED_FILTER_XCAST_TYPE_DEL: ucast.opcode = QED_FILTER_REMOVE; break; case QED_FILTER_XCAST_TYPE_REPLACE: ucast.opcode = QED_FILTER_REPLACE; break; default: DP_NOTICE(cdev, "Unknown unicast filter type %d\n", params->type); } if (params->vlan_valid && params->mac_valid) { ucast.type = QED_FILTER_MAC_VLAN; ether_addr_copy(ucast.mac, params->mac); ucast.vlan = params->vlan; } else if (params->mac_valid) { ucast.type = QED_FILTER_MAC; ether_addr_copy(ucast.mac, params->mac); } else { ucast.type = QED_FILTER_VLAN; ucast.vlan = params->vlan; } ucast.is_rx_filter = true; ucast.is_tx_filter = true; return qed_filter_ucast_cmd(cdev, &ucast, QED_SPQ_MODE_CB, NULL); } static int qed_configure_filter_mcast(struct qed_dev *cdev, struct qed_filter_mcast_params *params) { struct qed_filter_mcast mcast; int i; memset(&mcast, 0, sizeof(mcast)); switch (params->type) { case QED_FILTER_XCAST_TYPE_ADD: mcast.opcode = QED_FILTER_ADD; break; case QED_FILTER_XCAST_TYPE_DEL: mcast.opcode = QED_FILTER_REMOVE; break; default: DP_NOTICE(cdev, "Unknown multicast filter type %d\n", params->type); } mcast.num_mc_addrs = params->num; for (i = 0; i < mcast.num_mc_addrs; i++) ether_addr_copy(mcast.mac[i], params->mac[i]); return qed_filter_mcast_cmd(cdev, &mcast, QED_SPQ_MODE_CB, NULL); } static int qed_configure_filter(struct qed_dev *cdev, struct qed_filter_params *params) { enum qed_filter_rx_mode_type accept_flags; switch (params->type) { case QED_FILTER_TYPE_UCAST: return qed_configure_filter_ucast(cdev, ¶ms->filter.ucast); case QED_FILTER_TYPE_MCAST: return qed_configure_filter_mcast(cdev, ¶ms->filter.mcast); case QED_FILTER_TYPE_RX_MODE: accept_flags = params->filter.accept_flags; return qed_configure_filter_rx_mode(cdev, accept_flags); default: DP_NOTICE(cdev, "Unknown filter type %d\n", (int)params->type); return -EINVAL; } } static int qed_fp_cqe_completion(struct qed_dev *dev, u8 rss_id, struct eth_slow_path_rx_cqe *cqe) { return qed_eth_cqe_completion(&dev->hwfns[rss_id % dev->num_hwfns], cqe); } static const struct qed_eth_ops qed_eth_ops_pass = { .common = &qed_common_ops_pass, .fill_dev_info = &qed_fill_eth_dev_info, .register_ops = &qed_register_eth_ops, .vport_start = &qed_start_vport, .vport_stop = &qed_stop_vport, .vport_update = &qed_update_vport, .q_rx_start = &qed_start_rxq, .q_rx_stop = &qed_stop_rxq, .q_tx_start = &qed_start_txq, .q_tx_stop = &qed_stop_txq, .filter_config = &qed_configure_filter, .fastpath_stop = &qed_fastpath_stop, .eth_cqe_completion = &qed_fp_cqe_completion, .get_vport_stats = &qed_get_vport_stats, }; const struct qed_eth_ops *qed_get_eth_ops(u32 version) { if (version != QED_ETH_INTERFACE_VERSION) { pr_notice("Cannot supply ethtool operations [%08x != %08x]\n", version, QED_ETH_INTERFACE_VERSION); return NULL; } return &qed_eth_ops_pass; } EXPORT_SYMBOL(qed_get_eth_ops); void qed_put_eth_ops(void) { /* TODO - reference count for module? */ } EXPORT_SYMBOL(qed_put_eth_ops);