diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 6e07c7083b3e..8ba054aeff97 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -13428,3 +13428,166 @@ int bnx2x_vfpf_release(struct bnx2x *bp) return 0; } + +/* Tell PF about SB addresses */ +int bnx2x_vfpf_init(struct bnx2x *bp) +{ + struct vfpf_init_tlv *req = &bp->vf2pf_mbox->req.init; + struct pfvf_general_resp_tlv *resp = &bp->vf2pf_mbox->resp.general_resp; + int rc, i; + + /* clear mailbox and prep first tlv */ + bnx2x_vfpf_prep(bp, &req->first_tlv, CHANNEL_TLV_INIT, sizeof(*req)); + + /* status blocks */ + for_each_eth_queue(bp, i) + req->sb_addr[i] = (dma_addr_t)bnx2x_fp(bp, i, + status_blk_mapping); + + /* statistics - requests only supports single queue for now */ + req->stats_addr = bp->fw_stats_data_mapping + + offsetof(struct bnx2x_fw_stats_data, queue_stats); + + /* add list termination tlv */ + bnx2x_add_tlv(bp, req, req->first_tlv.tl.length, CHANNEL_TLV_LIST_END, + sizeof(struct channel_list_end_tlv)); + + /* output tlvs list */ + bnx2x_dp_tlv_list(bp, req); + + rc = bnx2x_send_msg2pf(bp, &resp->hdr.status, bp->vf2pf_mbox_mapping); + if (rc) + return rc; + + if (resp->hdr.status != PFVF_STATUS_SUCCESS) { + BNX2X_ERR("INIT VF failed: %d. Breaking...\n", + resp->hdr.status); + return -EAGAIN; + } + + DP(BNX2X_MSG_SP, "INIT VF Succeeded\n"); + return 0; +} + +/* ask the pf to open a queue for the vf */ +int bnx2x_vfpf_setup_q(struct bnx2x *bp, int fp_idx) +{ + struct vfpf_setup_q_tlv *req = &bp->vf2pf_mbox->req.setup_q; + struct pfvf_general_resp_tlv *resp = &bp->vf2pf_mbox->resp.general_resp; + struct bnx2x_fastpath *fp = &bp->fp[fp_idx]; + u16 tpa_agg_size = 0, flags = 0; + int rc; + + /* clear mailbox and prep first tlv */ + bnx2x_vfpf_prep(bp, &req->first_tlv, CHANNEL_TLV_SETUP_Q, sizeof(*req)); + + /* select tpa mode to request */ + if (!fp->disable_tpa) { + flags |= VFPF_QUEUE_FLG_TPA; + flags |= VFPF_QUEUE_FLG_TPA_IPV6; + if (fp->mode == TPA_MODE_GRO) + flags |= VFPF_QUEUE_FLG_TPA_GRO; + tpa_agg_size = TPA_AGG_SIZE; + } + + /* calculate queue flags */ + flags |= VFPF_QUEUE_FLG_STATS; + flags |= VFPF_QUEUE_FLG_CACHE_ALIGN; + flags |= IS_MF_SD(bp) ? VFPF_QUEUE_FLG_OV : 0; + flags |= VFPF_QUEUE_FLG_VLAN; + DP(NETIF_MSG_IFUP, "vlan removal enabled\n"); + + /* Common */ + req->vf_qid = fp_idx; + req->param_valid = VFPF_RXQ_VALID | VFPF_TXQ_VALID; + + /* Rx */ + req->rxq.rcq_addr = fp->rx_comp_mapping; + req->rxq.rcq_np_addr = fp->rx_comp_mapping + BCM_PAGE_SIZE; + req->rxq.rxq_addr = fp->rx_desc_mapping; + req->rxq.sge_addr = fp->rx_sge_mapping; + req->rxq.vf_sb = fp_idx; + req->rxq.sb_index = HC_INDEX_ETH_RX_CQ_CONS; + req->rxq.hc_rate = bp->rx_ticks ? 1000000/bp->rx_ticks : 0; + req->rxq.mtu = bp->dev->mtu; + req->rxq.buf_sz = fp->rx_buf_size; + req->rxq.sge_buf_sz = BCM_PAGE_SIZE * PAGES_PER_SGE; + req->rxq.tpa_agg_sz = tpa_agg_size; + req->rxq.max_sge_pkt = SGE_PAGE_ALIGN(bp->dev->mtu) >> SGE_PAGE_SHIFT; + req->rxq.max_sge_pkt = ((req->rxq.max_sge_pkt + PAGES_PER_SGE - 1) & + (~(PAGES_PER_SGE-1))) >> PAGES_PER_SGE_SHIFT; + req->rxq.flags = flags; + req->rxq.drop_flags = 0; + req->rxq.cache_line_log = BNX2X_RX_ALIGN_SHIFT; + req->rxq.stat_id = -1; /* No stats at the moment */ + + /* Tx */ + req->txq.txq_addr = fp->txdata_ptr[FIRST_TX_COS_INDEX]->tx_desc_mapping; + req->txq.vf_sb = fp_idx; + req->txq.sb_index = HC_INDEX_ETH_TX_CQ_CONS_COS0; + req->txq.hc_rate = bp->tx_ticks ? 1000000/bp->tx_ticks : 0; + req->txq.flags = flags; + req->txq.traffic_type = LLFC_TRAFFIC_TYPE_NW; + + /* add list termination tlv */ + bnx2x_add_tlv(bp, req, req->first_tlv.tl.length, CHANNEL_TLV_LIST_END, + sizeof(struct channel_list_end_tlv)); + + /* output tlvs list */ + bnx2x_dp_tlv_list(bp, req); + + rc = bnx2x_send_msg2pf(bp, &resp->hdr.status, bp->vf2pf_mbox_mapping); + if (rc) + BNX2X_ERR("Sending SETUP_Q message for queue[%d] failed!\n", + fp_idx); + + if (resp->hdr.status != PFVF_STATUS_SUCCESS) { + BNX2X_ERR("Status of SETUP_Q for queue[%d] is %d\n", + fp_idx, resp->hdr.status); + return -EINVAL; + } + return rc; +} + +/* request pf to add a mac for the vf */ +int bnx2x_vfpf_set_mac(struct bnx2x *bp) +{ + struct vfpf_set_q_filters_tlv *req = &bp->vf2pf_mbox->req.set_q_filters; + struct pfvf_general_resp_tlv *resp = &bp->vf2pf_mbox->resp.general_resp; + int rc; + + /* clear mailbox and prep first tlv */ + bnx2x_vfpf_prep(bp, &req->first_tlv, CHANNEL_TLV_SET_Q_FILTERS, + sizeof(*req)); + + req->flags = VFPF_SET_Q_FILTERS_MAC_VLAN_CHANGED; + req->vf_qid = 0; + req->n_mac_vlan_filters = 1; + req->filters[0].flags = + VFPF_Q_FILTER_DEST_MAC_VALID | VFPF_Q_FILTER_SET_MAC; + + /* copy mac from device to request */ + memcpy(req->filters[0].mac, bp->dev->dev_addr, ETH_ALEN); + + /* add list termination tlv */ + bnx2x_add_tlv(bp, req, req->first_tlv.tl.length, CHANNEL_TLV_LIST_END, + sizeof(struct channel_list_end_tlv)); + + /* output tlvs list */ + bnx2x_dp_tlv_list(bp, req); + + /* send message to pf */ + rc = bnx2x_send_msg2pf(bp, &resp->hdr.status, bp->vf2pf_mbox_mapping); + if (rc) { + BNX2X_ERR("failed to send message to pf. rc was %d\n", rc); + return rc; + } + + /* PF failed the transaction */ + if (resp->hdr.status != PFVF_STATUS_SUCCESS) { + BNX2X_ERR("vfpf SET MAC failed: %d\n", resp->hdr.status); + return -EINVAL; + } + + return 0; +} |