Lines Matching +full:supports +full:- +full:cqe
1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
44 apc->port_is_up = true; in mana_open()
59 if (!apc->port_is_up) in mana_close()
72 if (skb->protocol == htons(ETH_P_IP)) { in mana_checksum_info()
75 if (ip->protocol == IPPROTO_TCP) in mana_checksum_info()
78 if (ip->protocol == IPPROTO_UDP) in mana_checksum_info()
80 } else if (skb->protocol == htons(ETH_P_IPV6)) { in mana_checksum_info()
83 if (ip6->nexthdr == IPPROTO_TCP) in mana_checksum_info()
86 if (ip6->nexthdr == IPPROTO_UDP) in mana_checksum_info()
97 ash->dma_handle[sg_i] = da; in mana_add_sge()
98 ash->size[sg_i] = sge_len; in mana_add_sge()
100 tp->wqe_req.sgl[sg_i].address = da; in mana_add_sge()
101 tp->wqe_req.sgl[sg_i].mem_key = gpa_mkey; in mana_add_sge()
102 tp->wqe_req.sgl[sg_i].size = sge_len; in mana_add_sge()
108 struct mana_skb_head *ash = (struct mana_skb_head *)skb->head; in mana_map_skb()
110 struct gdma_dev *gd = apc->ac->gdma_dev; in mana_map_skb()
120 gc = gd->gdma_context; in mana_map_skb()
121 dev = gc->dev; in mana_map_skb()
125 sge1_len = skb_hlen - gso_hs; in mana_map_skb()
130 da = dma_map_single(dev, skb->data, sge0_len, DMA_TO_DEVICE); in mana_map_skb()
132 return -ENOMEM; in mana_map_skb()
134 mana_add_sge(tp, ash, 0, da, sge0_len, gd->gpa_mkey); in mana_map_skb()
138 da = dma_map_single(dev, skb->data + sge0_len, sge1_len, in mana_map_skb()
143 mana_add_sge(tp, ash, sg_i, da, sge1_len, gd->gpa_mkey); in mana_map_skb()
147 for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { in mana_map_skb()
150 frag = &skb_shinfo(skb)->frags[i]; in mana_map_skb()
157 gd->gpa_mkey); in mana_map_skb()
163 for (i = sg_i - 1; i >= hsg; i--) in mana_map_skb()
164 dma_unmap_page(dev, ash->dma_handle[i], ash->size[i], in mana_map_skb()
167 for (i = hsg - 1; i >= 0; i--) in mana_map_skb()
168 dma_unmap_single(dev, ash->dma_handle[i], ash->size[i], in mana_map_skb()
171 return -ENOMEM; in mana_map_skb()
184 int num_sge = 1 + skb_shinfo(skb)->nr_frags; in mana_fix_skb_head()
195 return -EINVAL; in mana_fix_skb_head()
206 if (skb->encapsulation) { in mana_get_gso_hs()
209 if (skb_shinfo(skb)->gso_type & SKB_GSO_UDP_L4) { in mana_get_gso_hs()
224 int gso_hs = 0; /* zero for non-GSO pkts */ in mana_start_xmit()
226 struct gdma_dev *gd = apc->ac->gdma_dev; in mana_start_xmit()
237 if (unlikely(!apc->port_is_up)) in mana_start_xmit()
243 txq = &apc->tx_qp[txq_idx].txq; in mana_start_xmit()
244 gdma_sq = txq->gdma_sq; in mana_start_xmit()
245 cq = &apc->tx_qp[txq_idx].tx_cq; in mana_start_xmit()
246 tx_stats = &txq->stats; in mana_start_xmit()
248 pkg.tx_oob.s_oob.vcq_num = cq->gdma_id; in mana_start_xmit()
249 pkg.tx_oob.s_oob.vsq_frame = txq->vsq_frame; in mana_start_xmit()
251 if (txq->vp_offset > MANA_SHORT_VPORT_OFFSET_MAX) { in mana_start_xmit()
252 pkg.tx_oob.l_oob.long_vp_offset = txq->vp_offset; in mana_start_xmit()
255 pkg.tx_oob.s_oob.short_vp_offset = txq->vp_offset; in mana_start_xmit()
270 u64_stats_update_begin(&tx_stats->syncp); in mana_start_xmit()
271 tx_stats->short_pkt_fmt++; in mana_start_xmit()
272 u64_stats_update_end(&tx_stats->syncp); in mana_start_xmit()
275 u64_stats_update_begin(&tx_stats->syncp); in mana_start_xmit()
276 tx_stats->long_pkt_fmt++; in mana_start_xmit()
277 u64_stats_update_end(&tx_stats->syncp); in mana_start_xmit()
284 pkg.wqe_req.num_sge = 1 + skb_shinfo(skb)->nr_frags; in mana_start_xmit()
286 if (skb->protocol == htons(ETH_P_IP)) in mana_start_xmit()
288 else if (skb->protocol == htons(ETH_P_IPV6)) in mana_start_xmit()
302 u64_stats_update_begin(&tx_stats->syncp); in mana_start_xmit()
303 if (skb->encapsulation) { in mana_start_xmit()
304 tx_stats->tso_inner_packets++; in mana_start_xmit()
305 tx_stats->tso_inner_bytes += skb->len - gso_hs; in mana_start_xmit()
307 tx_stats->tso_packets++; in mana_start_xmit()
308 tx_stats->tso_bytes += skb->len - gso_hs; in mana_start_xmit()
310 u64_stats_update_end(&tx_stats->syncp); in mana_start_xmit()
319 pkg.wqe_req.client_data_unit = skb_shinfo(skb)->gso_size; in mana_start_xmit()
322 ip_hdr(skb)->tot_len = 0; in mana_start_xmit()
323 ip_hdr(skb)->check = 0; in mana_start_xmit()
324 tcp_hdr(skb)->check = in mana_start_xmit()
325 ~csum_tcpudp_magic(ip_hdr(skb)->saddr, in mana_start_xmit()
326 ip_hdr(skb)->daddr, 0, in mana_start_xmit()
329 ipv6_hdr(skb)->payload_len = 0; in mana_start_xmit()
330 tcp_hdr(skb)->check = in mana_start_xmit()
331 ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, in mana_start_xmit()
332 &ipv6_hdr(skb)->daddr, 0, in mana_start_xmit()
335 } else if (skb->ip_summed == CHECKSUM_PARTIAL) { in mana_start_xmit()
338 u64_stats_update_begin(&tx_stats->syncp); in mana_start_xmit()
339 tx_stats->csum_partial++; in mana_start_xmit()
340 u64_stats_update_end(&tx_stats->syncp); in mana_start_xmit()
376 u64_stats_update_begin(&tx_stats->syncp); in mana_start_xmit()
377 tx_stats->mana_map_err++; in mana_start_xmit()
378 u64_stats_update_end(&tx_stats->syncp); in mana_start_xmit()
382 skb_queue_tail(&txq->pending_skbs, skb); in mana_start_xmit()
384 len = skb->len; in mana_start_xmit()
388 (struct gdma_posted_wqe_info *)skb->cb); in mana_start_xmit()
391 apc->eth_stats.stop_queue++; in mana_start_xmit()
395 (void)skb_dequeue_tail(&txq->pending_skbs); in mana_start_xmit()
402 atomic_inc(&txq->pending_sends); in mana_start_xmit()
404 mana_gd_wq_ring_doorbell(gd->gdma_context, gdma_sq); in mana_start_xmit()
409 tx_stats = &txq->stats; in mana_start_xmit()
410 u64_stats_update_begin(&tx_stats->syncp); in mana_start_xmit()
411 tx_stats->packets++; in mana_start_xmit()
412 tx_stats->bytes += len; in mana_start_xmit()
413 u64_stats_update_end(&tx_stats->syncp); in mana_start_xmit()
418 apc->eth_stats.wake_queue++; in mana_start_xmit()
427 ndev->stats.tx_dropped++; in mana_start_xmit()
437 unsigned int num_queues = apc->num_queues; in mana_get_stats64()
444 if (!apc->port_is_up) in mana_get_stats64()
447 netdev_stats_to_stats64(st, &ndev->stats); in mana_get_stats64()
450 rx_stats = &apc->rxqs[q]->stats; in mana_get_stats64()
453 start = u64_stats_fetch_begin(&rx_stats->syncp); in mana_get_stats64()
454 packets = rx_stats->packets; in mana_get_stats64()
455 bytes = rx_stats->bytes; in mana_get_stats64()
456 } while (u64_stats_fetch_retry(&rx_stats->syncp, start)); in mana_get_stats64()
458 st->rx_packets += packets; in mana_get_stats64()
459 st->rx_bytes += bytes; in mana_get_stats64()
463 tx_stats = &apc->tx_qp[q].txq.stats; in mana_get_stats64()
466 start = u64_stats_fetch_begin(&tx_stats->syncp); in mana_get_stats64()
467 packets = tx_stats->packets; in mana_get_stats64()
468 bytes = tx_stats->bytes; in mana_get_stats64()
469 } while (u64_stats_fetch_retry(&tx_stats->syncp, start)); in mana_get_stats64()
471 st->tx_packets += packets; in mana_get_stats64()
472 st->tx_bytes += bytes; in mana_get_stats64()
481 struct sock *sk = skb->sk; in mana_get_tx_queue()
484 txq = apc->indir_table[hash & MANA_INDIRECT_TABLE_MASK]; in mana_get_tx_queue()
487 rcu_access_pointer(sk->sk_dst_cache)) in mana_get_tx_queue()
498 if (ndev->real_num_tx_queues == 1) in mana_select_queue()
501 txq = sk_tx_queue_get(skb->sk); in mana_select_queue()
503 if (txq < 0 || skb->ooo_okay || txq >= ndev->real_num_tx_queues) { in mana_select_queue()
513 /* Release pre-allocated RX buffers */
519 dev = mpc->ac->gdma_dev->gdma_context->dev; in mana_pre_dealloc_rxbufs()
521 if (!mpc->rxbufs_pre) in mana_pre_dealloc_rxbufs()
524 if (!mpc->das_pre) in mana_pre_dealloc_rxbufs()
527 while (mpc->rxbpre_total) { in mana_pre_dealloc_rxbufs()
528 i = --mpc->rxbpre_total; in mana_pre_dealloc_rxbufs()
529 dma_unmap_single(dev, mpc->das_pre[i], mpc->rxbpre_datasize, in mana_pre_dealloc_rxbufs()
531 put_page(virt_to_head_page(mpc->rxbufs_pre[i])); in mana_pre_dealloc_rxbufs()
534 kfree(mpc->das_pre); in mana_pre_dealloc_rxbufs()
535 mpc->das_pre = NULL; in mana_pre_dealloc_rxbufs()
538 kfree(mpc->rxbufs_pre); in mana_pre_dealloc_rxbufs()
539 mpc->rxbufs_pre = NULL; in mana_pre_dealloc_rxbufs()
542 mpc->rxbpre_datasize = 0; in mana_pre_dealloc_rxbufs()
543 mpc->rxbpre_alloc_size = 0; in mana_pre_dealloc_rxbufs()
544 mpc->rxbpre_headroom = 0; in mana_pre_dealloc_rxbufs()
547 /* Get a buffer from the pre-allocated RX buffers */
550 struct net_device *ndev = rxq->ndev; in mana_get_rxbuf_pre()
556 if (!mpc->rxbufs_pre || !mpc->das_pre || !mpc->rxbpre_total) { in mana_get_rxbuf_pre()
557 netdev_err(ndev, "No RX pre-allocated bufs\n"); in mana_get_rxbuf_pre()
562 if (mpc->rxbpre_datasize != rxq->datasize) { in mana_get_rxbuf_pre()
564 mpc->rxbpre_datasize, rxq->datasize); in mana_get_rxbuf_pre()
568 if (mpc->rxbpre_alloc_size != rxq->alloc_size) { in mana_get_rxbuf_pre()
570 mpc->rxbpre_alloc_size, rxq->alloc_size); in mana_get_rxbuf_pre()
574 if (mpc->rxbpre_headroom != rxq->headroom) { in mana_get_rxbuf_pre()
576 mpc->rxbpre_headroom, rxq->headroom); in mana_get_rxbuf_pre()
580 mpc->rxbpre_total--; in mana_get_rxbuf_pre()
582 *da = mpc->das_pre[mpc->rxbpre_total]; in mana_get_rxbuf_pre()
583 va = mpc->rxbufs_pre[mpc->rxbpre_total]; in mana_get_rxbuf_pre()
584 mpc->rxbufs_pre[mpc->rxbpre_total] = NULL; in mana_get_rxbuf_pre()
587 if (!mpc->rxbpre_total) in mana_get_rxbuf_pre()
616 mana_get_rxbuf_cfg(new_mtu, &mpc->rxbpre_datasize, in mana_pre_alloc_rxbufs()
617 &mpc->rxbpre_alloc_size, &mpc->rxbpre_headroom); in mana_pre_alloc_rxbufs()
619 dev = mpc->ac->gdma_dev->gdma_context->dev; in mana_pre_alloc_rxbufs()
621 num_rxb = mpc->num_queues * RX_BUFFERS_PER_QUEUE; in mana_pre_alloc_rxbufs()
623 WARN(mpc->rxbufs_pre, "mana rxbufs_pre exists\n"); in mana_pre_alloc_rxbufs()
624 mpc->rxbufs_pre = kmalloc_array(num_rxb, sizeof(void *), GFP_KERNEL); in mana_pre_alloc_rxbufs()
625 if (!mpc->rxbufs_pre) in mana_pre_alloc_rxbufs()
628 mpc->das_pre = kmalloc_array(num_rxb, sizeof(dma_addr_t), GFP_KERNEL); in mana_pre_alloc_rxbufs()
629 if (!mpc->das_pre) in mana_pre_alloc_rxbufs()
632 mpc->rxbpre_total = 0; in mana_pre_alloc_rxbufs()
635 if (mpc->rxbpre_alloc_size > PAGE_SIZE) { in mana_pre_alloc_rxbufs()
636 va = netdev_alloc_frag(mpc->rxbpre_alloc_size); in mana_pre_alloc_rxbufs()
643 get_order(mpc->rxbpre_alloc_size)) { in mana_pre_alloc_rxbufs()
655 da = dma_map_single(dev, va + mpc->rxbpre_headroom, in mana_pre_alloc_rxbufs()
656 mpc->rxbpre_datasize, DMA_FROM_DEVICE); in mana_pre_alloc_rxbufs()
662 mpc->rxbufs_pre[i] = va; in mana_pre_alloc_rxbufs()
663 mpc->das_pre[i] = da; in mana_pre_alloc_rxbufs()
664 mpc->rxbpre_total = i + 1; in mana_pre_alloc_rxbufs()
671 return -ENOMEM; in mana_pre_alloc_rxbufs()
677 unsigned int old_mtu = ndev->mtu; in mana_change_mtu()
680 /* Pre-allocate buffers to prevent failure in mana_attach later */ in mana_change_mtu()
693 ndev->mtu = new_mtu; in mana_change_mtu()
698 ndev->mtu = old_mtu; in mana_change_mtu()
720 kfree(apc->rxqs); in mana_cleanup_port_context()
721 apc->rxqs = NULL; in mana_cleanup_port_context()
726 apc->rxqs = kcalloc(apc->num_queues, sizeof(struct mana_rxq *), in mana_init_port_context()
729 return !apc->rxqs ? -ENOMEM : 0; in mana_init_port_context()
735 struct gdma_context *gc = ac->gdma_dev->gdma_context; in mana_send_request()
738 struct device *dev = gc->dev; in mana_send_request()
742 req->dev_id = gc->mana.dev_id; in mana_send_request()
743 req->activity_id = atomic_inc_return(&activity_id); in mana_send_request()
747 if (err || resp->status) { in mana_send_request()
749 err, resp->status); in mana_send_request()
750 return err ? err : -EPROTO; in mana_send_request()
753 if (req->dev_id.as_uint32 != resp->dev_id.as_uint32 || in mana_send_request()
754 req->activity_id != resp->activity_id) { in mana_send_request()
756 req->dev_id.as_uint32, resp->dev_id.as_uint32, in mana_send_request()
757 req->activity_id, resp->activity_id); in mana_send_request()
758 return -EPROTO; in mana_send_request()
768 if (resp_hdr->response.msg_type != expected_code) in mana_verify_resp_hdr()
769 return -EPROTO; in mana_verify_resp_hdr()
771 if (resp_hdr->response.msg_version < GDMA_MESSAGE_V1) in mana_verify_resp_hdr()
772 return -EPROTO; in mana_verify_resp_hdr()
774 if (resp_hdr->response.msg_size < min_size) in mana_verify_resp_hdr()
775 return -EPROTO; in mana_verify_resp_hdr()
792 err = mana_send_request(apc->ac, &req, sizeof(req), &resp, in mana_pf_register_hw_vport()
795 netdev_err(apc->ndev, "Failed to register hw vPort: %d\n", err); in mana_pf_register_hw_vport()
802 netdev_err(apc->ndev, "Failed to register hw vPort: %d, 0x%x\n", in mana_pf_register_hw_vport()
804 return err ? err : -EPROTO; in mana_pf_register_hw_vport()
807 apc->port_handle = resp.hw_vport_handle; in mana_pf_register_hw_vport()
819 req.hw_vport_handle = apc->port_handle; in mana_pf_deregister_hw_vport()
821 err = mana_send_request(apc->ac, &req, sizeof(req), &resp, in mana_pf_deregister_hw_vport()
824 netdev_err(apc->ndev, "Failed to unregister hw vPort: %d\n", in mana_pf_deregister_hw_vport()
832 netdev_err(apc->ndev, in mana_pf_deregister_hw_vport()
845 req.vport = apc->port_handle; in mana_pf_register_filter()
846 memcpy(req.mac_addr, apc->mac_addr, ETH_ALEN); in mana_pf_register_filter()
848 err = mana_send_request(apc->ac, &req, sizeof(req), &resp, in mana_pf_register_filter()
851 netdev_err(apc->ndev, "Failed to register filter: %d\n", err); in mana_pf_register_filter()
858 netdev_err(apc->ndev, "Failed to register filter: %d, 0x%x\n", in mana_pf_register_filter()
860 return err ? err : -EPROTO; in mana_pf_register_filter()
863 apc->pf_filter_handle = resp.filter_handle; in mana_pf_register_filter()
875 req.filter_handle = apc->pf_filter_handle; in mana_pf_deregister_filter()
877 err = mana_send_request(apc->ac, &req, sizeof(req), &resp, in mana_pf_deregister_filter()
880 netdev_err(apc->ndev, "Failed to unregister filter: %d\n", in mana_pf_deregister_filter()
888 netdev_err(apc->ndev, in mana_pf_deregister_filter()
897 struct gdma_context *gc = ac->gdma_dev->gdma_context; in mana_query_device_cfg()
900 struct device *dev = gc->dev; in mana_query_device_cfg()
924 err = -EPROTO; in mana_query_device_cfg()
931 gc->adapter_mtu = resp.adapter_mtu; in mana_query_device_cfg()
933 gc->adapter_mtu = ETH_FRAME_LEN; in mana_query_device_cfg()
950 err = mana_send_request(apc->ac, &req, sizeof(req), &resp, in mana_query_vport_cfg()
961 return -EPROTO; in mana_query_vport_cfg()
967 apc->port_handle = resp.vport; in mana_query_vport_cfg()
968 ether_addr_copy(apc->mac_addr, resp.mac_addr); in mana_query_vport_cfg()
975 mutex_lock(&apc->vport_mutex); in mana_uncfg_vport()
976 apc->vport_use_count--; in mana_uncfg_vport()
977 WARN_ON(apc->vport_use_count < 0); in mana_uncfg_vport()
978 mutex_unlock(&apc->vport_mutex); in mana_uncfg_vport()
992 * For Ethernet usage, the hardware supports only one active user on a in mana_cfg_vport()
1007 mutex_lock(&apc->vport_mutex); in mana_cfg_vport()
1008 if (apc->vport_use_count > 0) { in mana_cfg_vport()
1009 mutex_unlock(&apc->vport_mutex); in mana_cfg_vport()
1010 return -EBUSY; in mana_cfg_vport()
1012 apc->vport_use_count++; in mana_cfg_vport()
1013 mutex_unlock(&apc->vport_mutex); in mana_cfg_vport()
1017 req.vport = apc->port_handle; in mana_cfg_vport()
1021 err = mana_send_request(apc->ac, &req, sizeof(req), &resp, in mana_cfg_vport()
1024 netdev_err(apc->ndev, "Failed to configure vPort: %d\n", err); in mana_cfg_vport()
1031 netdev_err(apc->ndev, "Failed to configure vPort: %d, 0x%x\n", in mana_cfg_vport()
1034 err = -EPROTO; in mana_cfg_vport()
1039 apc->tx_shortform_allowed = resp.short_form_allowed; in mana_cfg_vport()
1040 apc->tx_vp_offset = resp.tx_vport_offset; in mana_cfg_vport()
1042 netdev_info(apc->ndev, "Configured vPort %llu PD %u DB %u\n", in mana_cfg_vport()
1043 apc->port_handle, protection_dom_id, doorbell_pg_id); in mana_cfg_vport()
1060 struct net_device *ndev = apc->ndev; in mana_cfg_vport_steering()
1068 return -ENOMEM; in mana_cfg_vport_steering()
1070 mana_gd_init_req_hdr(&req->hdr, MANA_CONFIG_VPORT_RX, req_buf_size, in mana_cfg_vport_steering()
1073 req->hdr.req.msg_version = GDMA_MESSAGE_V2; in mana_cfg_vport_steering()
1075 req->vport = apc->port_handle; in mana_cfg_vport_steering()
1076 req->num_indir_entries = num_entries; in mana_cfg_vport_steering()
1077 req->indir_tab_offset = sizeof(*req); in mana_cfg_vport_steering()
1078 req->rx_enable = rx; in mana_cfg_vport_steering()
1079 req->rss_enable = apc->rss_state; in mana_cfg_vport_steering()
1080 req->update_default_rxobj = update_default_rxobj; in mana_cfg_vport_steering()
1081 req->update_hashkey = update_key; in mana_cfg_vport_steering()
1082 req->update_indir_tab = update_tab; in mana_cfg_vport_steering()
1083 req->default_rxobj = apc->default_rxobj; in mana_cfg_vport_steering()
1084 req->cqe_coalescing_enable = 0; in mana_cfg_vport_steering()
1087 memcpy(&req->hashkey, apc->hashkey, MANA_HASH_KEY_SIZE); in mana_cfg_vport_steering()
1091 memcpy(req_indir_tab, apc->rxobj_table, in mana_cfg_vport_steering()
1092 req->num_indir_entries * sizeof(mana_handle_t)); in mana_cfg_vport_steering()
1095 err = mana_send_request(apc->ac, req, req_buf_size, &resp, in mana_cfg_vport_steering()
1112 err = -EPROTO; in mana_cfg_vport_steering()
1116 apc->port_handle, num_entries); in mana_cfg_vport_steering()
1130 struct net_device *ndev = apc->ndev; in mana_create_wq_obj()
1137 req.wq_gdma_region = wq_spec->gdma_region; in mana_create_wq_obj()
1138 req.cq_gdma_region = cq_spec->gdma_region; in mana_create_wq_obj()
1139 req.wq_size = wq_spec->queue_size; in mana_create_wq_obj()
1140 req.cq_size = cq_spec->queue_size; in mana_create_wq_obj()
1141 req.cq_moderation_ctx_id = cq_spec->modr_ctx_id; in mana_create_wq_obj()
1142 req.cq_parent_qid = cq_spec->attached_eq; in mana_create_wq_obj()
1144 err = mana_send_request(apc->ac, &req, sizeof(req), &resp, in mana_create_wq_obj()
1157 err = -EPROTO; in mana_create_wq_obj()
1163 err = -EPROTO; in mana_create_wq_obj()
1168 wq_spec->queue_index = resp.wq_id; in mana_create_wq_obj()
1169 cq_spec->queue_index = resp.cq_id; in mana_create_wq_obj()
1182 struct net_device *ndev = apc->ndev; in mana_destroy_wq_obj()
1190 err = mana_send_request(apc->ac, &req, sizeof(req), &resp, in mana_destroy_wq_obj()
1207 struct gdma_context *gc = ac->gdma_dev->gdma_context; in mana_destroy_eq()
1211 if (!ac->eqs) in mana_destroy_eq()
1214 for (i = 0; i < gc->max_num_queues; i++) { in mana_destroy_eq()
1215 eq = ac->eqs[i].eq; in mana_destroy_eq()
1222 kfree(ac->eqs); in mana_destroy_eq()
1223 ac->eqs = NULL; in mana_destroy_eq()
1228 struct gdma_dev *gd = ac->gdma_dev; in mana_create_eq()
1229 struct gdma_context *gc = gd->gdma_context; in mana_create_eq()
1234 ac->eqs = kcalloc(gc->max_num_queues, sizeof(struct mana_eq), in mana_create_eq()
1236 if (!ac->eqs) in mana_create_eq()
1237 return -ENOMEM; in mana_create_eq()
1243 spec.eq.context = ac->eqs; in mana_create_eq()
1246 for (i = 0; i < gc->max_num_queues; i++) { in mana_create_eq()
1247 spec.eq.msix_index = (i + 1) % gc->num_msix_usable; in mana_create_eq()
1248 err = mana_gd_create_mana_eq(gd, &spec, &ac->eqs[i].eq); in mana_create_eq()
1265 init_completion(&rxq->fence_event); in mana_fence_rq()
1269 req.wq_obj_handle = rxq->rxobj; in mana_fence_rq()
1271 err = mana_send_request(apc->ac, &req, sizeof(req), &resp, in mana_fence_rq()
1274 netdev_err(apc->ndev, "Failed to fence RQ %u: %d\n", in mana_fence_rq()
1275 rxq->rxq_idx, err); in mana_fence_rq()
1281 netdev_err(apc->ndev, "Failed to fence RQ %u: %d, 0x%x\n", in mana_fence_rq()
1282 rxq->rxq_idx, err, resp.hdr.status); in mana_fence_rq()
1284 err = -EPROTO; in mana_fence_rq()
1289 if (wait_for_completion_timeout(&rxq->fence_event, 10 * HZ) == 0) { in mana_fence_rq()
1290 netdev_err(apc->ndev, "Failed to fence RQ %u: timed out\n", in mana_fence_rq()
1291 rxq->rxq_idx); in mana_fence_rq()
1292 return -ETIMEDOUT; in mana_fence_rq()
1304 for (rxq_idx = 0; rxq_idx < apc->num_queues; rxq_idx++) { in mana_fence_rqs()
1305 rxq = apc->rxqs[rxq_idx]; in mana_fence_rqs()
1319 used_space_old = wq->head - wq->tail; in mana_move_wq_tail()
1320 used_space_new = wq->head - (wq->tail + num_units); in mana_move_wq_tail()
1323 return -ERANGE; in mana_move_wq_tail()
1325 wq->tail += num_units; in mana_move_wq_tail()
1331 struct mana_skb_head *ash = (struct mana_skb_head *)skb->head; in mana_unmap_skb()
1332 struct gdma_context *gc = apc->ac->gdma_dev->gdma_context; in mana_unmap_skb()
1333 struct device *dev = gc->dev; in mana_unmap_skb()
1337 hsg = (skb_is_gso(skb) && skb_headlen(skb) > ash->size[0]) ? 2 : 1; in mana_unmap_skb()
1340 dma_unmap_single(dev, ash->dma_handle[i], ash->size[i], in mana_unmap_skb()
1343 for (i = hsg; i < skb_shinfo(skb)->nr_frags + hsg; i++) in mana_unmap_skb()
1344 dma_unmap_page(dev, ash->dma_handle[i], ash->size[i], in mana_unmap_skb()
1350 struct gdma_comp *completions = cq->gdma_comp_buf; in mana_poll_tx_cq()
1354 struct mana_txq *txq = cq->txq; in mana_poll_tx_cq()
1365 ndev = txq->ndev; in mana_poll_tx_cq()
1368 comp_read = mana_gd_poll_cq(cq->gdma_cq, completions, in mana_poll_tx_cq()
1381 if (WARN_ON_ONCE(cqe_oob->cqe_hdr.client_type != in mana_poll_tx_cq()
1385 switch (cqe_oob->cqe_hdr.cqe_type) { in mana_poll_tx_cq()
1399 netdev_err(ndev, "TX: CQE error %d\n", in mana_poll_tx_cq()
1400 cqe_oob->cqe_hdr.cqe_type); in mana_poll_tx_cq()
1402 apc->eth_stats.tx_cqe_err++; in mana_poll_tx_cq()
1406 /* If the CQE type is unknown, log an error, in mana_poll_tx_cq()
1410 netdev_err(ndev, "TX: unknown CQE type %d\n", in mana_poll_tx_cq()
1411 cqe_oob->cqe_hdr.cqe_type); in mana_poll_tx_cq()
1413 apc->eth_stats.tx_cqe_unknown_type++; in mana_poll_tx_cq()
1417 if (WARN_ON_ONCE(txq->gdma_txq_id != completions[i].wq_num)) in mana_poll_tx_cq()
1420 skb = skb_dequeue(&txq->pending_skbs); in mana_poll_tx_cq()
1424 wqe_info = (struct gdma_posted_wqe_info *)skb->cb; in mana_poll_tx_cq()
1425 wqe_unit_cnt += wqe_info->wqe_size_in_bu; in mana_poll_tx_cq()
1429 napi_consume_skb(skb, cq->budget); in mana_poll_tx_cq()
1437 mana_move_wq_tail(txq->gdma_sq, wqe_unit_cnt); in mana_poll_tx_cq()
1439 gdma_wq = txq->gdma_sq; in mana_poll_tx_cq()
1445 net_txq = txq->net_txq; in mana_poll_tx_cq()
1448 /* Ensure checking txq_stopped before apc->port_is_up. */ in mana_poll_tx_cq()
1451 if (txq_stopped && apc->port_is_up && avail_space >= MAX_TX_WQE_SIZE) { in mana_poll_tx_cq()
1453 apc->eth_stats.wake_queue++; in mana_poll_tx_cq()
1456 if (atomic_sub_return(pkt_transmitted, &txq->pending_sends) < 0) in mana_poll_tx_cq()
1459 cq->work_done = pkt_transmitted; in mana_poll_tx_cq()
1468 curr_index = rxq->buf_index++; in mana_post_pkt_rxq()
1469 if (rxq->buf_index == rxq->num_rx_buf) in mana_post_pkt_rxq()
1470 rxq->buf_index = 0; in mana_post_pkt_rxq()
1472 recv_buf_oob = &rxq->rx_oobs[curr_index]; in mana_post_pkt_rxq()
1474 err = mana_gd_post_work_request(rxq->gdma_rq, &recv_buf_oob->wqe_req, in mana_post_pkt_rxq()
1475 &recv_buf_oob->wqe_inf); in mana_post_pkt_rxq()
1479 WARN_ON_ONCE(recv_buf_oob->wqe_inf.wqe_size_in_bu != 1); in mana_post_pkt_rxq()
1485 struct sk_buff *skb = napi_build_skb(buf_va, rxq->alloc_size); in mana_build_skb()
1490 if (xdp->data_hard_start) { in mana_build_skb()
1491 skb_reserve(skb, xdp->data - xdp->data_hard_start); in mana_build_skb()
1492 skb_put(skb, xdp->data_end - xdp->data); in mana_build_skb()
1496 skb_reserve(skb, rxq->headroom); in mana_build_skb()
1503 struct mana_rxcomp_oob *cqe, struct mana_rxq *rxq) in mana_rx_skb() argument
1505 struct mana_stats_rx *rx_stats = &rxq->stats; in mana_rx_skb()
1506 struct net_device *ndev = rxq->ndev; in mana_rx_skb()
1507 uint pkt_len = cqe->ppi[0].pkt_len; in mana_rx_skb()
1508 u16 rxq_idx = rxq->rxq_idx; in mana_rx_skb()
1515 rxq->rx_cq.work_done++; in mana_rx_skb()
1516 napi = &rxq->rx_cq.napi; in mana_rx_skb()
1519 ++ndev->stats.rx_dropped; in mana_rx_skb()
1525 if (act == XDP_REDIRECT && !rxq->xdp_rc) in mana_rx_skb()
1539 skb->dev = napi->dev; in mana_rx_skb()
1541 skb->protocol = eth_type_trans(skb, ndev); in mana_rx_skb()
1545 if ((ndev->features & NETIF_F_RXCSUM) && cqe->rx_iphdr_csum_succeed) { in mana_rx_skb()
1546 if (cqe->rx_tcp_csum_succeed || cqe->rx_udp_csum_succeed) in mana_rx_skb()
1547 skb->ip_summed = CHECKSUM_UNNECESSARY; in mana_rx_skb()
1550 if (cqe->rx_hashtype != 0 && (ndev->features & NETIF_F_RXHASH)) { in mana_rx_skb()
1551 hash_value = cqe->ppi[0].pkt_hash; in mana_rx_skb()
1553 if (cqe->rx_hashtype & MANA_HASH_L4) in mana_rx_skb()
1559 if (cqe->rx_vlantag_present) { in mana_rx_skb()
1560 u16 vlan_tci = cqe->rx_vlan_id; in mana_rx_skb()
1565 u64_stats_update_begin(&rx_stats->syncp); in mana_rx_skb()
1566 rx_stats->packets++; in mana_rx_skb()
1567 rx_stats->bytes += pkt_len; in mana_rx_skb()
1570 rx_stats->xdp_tx++; in mana_rx_skb()
1571 u64_stats_update_end(&rx_stats->syncp); in mana_rx_skb()
1584 u64_stats_update_begin(&rx_stats->syncp); in mana_rx_skb()
1585 rx_stats->xdp_drop++; in mana_rx_skb()
1586 u64_stats_update_end(&rx_stats->syncp); in mana_rx_skb()
1590 page_pool_recycle_direct(rxq->page_pool, in mana_rx_skb()
1593 WARN_ON_ONCE(rxq->xdp_save_va); in mana_rx_skb()
1595 rxq->xdp_save_va = buf_va; in mana_rx_skb()
1598 ++ndev->stats.rx_dropped; in mana_rx_skb()
1612 if (rxq->xdp_save_va) { in mana_get_rxfrag()
1613 va = rxq->xdp_save_va; in mana_get_rxfrag()
1614 rxq->xdp_save_va = NULL; in mana_get_rxfrag()
1615 } else if (rxq->alloc_size > PAGE_SIZE) { in mana_get_rxfrag()
1617 va = napi_alloc_frag(rxq->alloc_size); in mana_get_rxfrag()
1619 va = netdev_alloc_frag(rxq->alloc_size); in mana_get_rxfrag()
1626 if (compound_order(page) < get_order(rxq->alloc_size)) { in mana_get_rxfrag()
1631 page = page_pool_dev_alloc_pages(rxq->page_pool); in mana_get_rxfrag()
1639 *da = dma_map_single(dev, va + rxq->headroom, rxq->datasize, in mana_get_rxfrag()
1643 page_pool_put_full_page(rxq->page_pool, page, false); in mana_get_rxfrag()
1666 dma_unmap_single(dev, rxoob->sgl[0].address, rxq->datasize, in mana_refill_rx_oob()
1668 *old_buf = rxoob->buf_va; in mana_refill_rx_oob()
1669 *old_fp = rxoob->from_pool; in mana_refill_rx_oob()
1671 rxoob->buf_va = va; in mana_refill_rx_oob()
1672 rxoob->sgl[0].address = da; in mana_refill_rx_oob()
1673 rxoob->from_pool = from_pool; in mana_refill_rx_oob()
1677 struct gdma_comp *cqe) in mana_process_rx_cqe() argument
1679 struct mana_rxcomp_oob *oob = (struct mana_rxcomp_oob *)cqe->cqe_data; in mana_process_rx_cqe()
1680 struct gdma_context *gc = rxq->gdma_rq->gdma_dev->gdma_context; in mana_process_rx_cqe()
1681 struct net_device *ndev = rxq->ndev; in mana_process_rx_cqe()
1684 struct device *dev = gc->dev; in mana_process_rx_cqe()
1691 switch (oob->cqe_hdr.cqe_type) { in mana_process_rx_cqe()
1696 ++ndev->stats.rx_dropped; in mana_process_rx_cqe()
1697 rxbuf_oob = &rxq->rx_oobs[rxq->buf_index]; in mana_process_rx_cqe()
1703 apc->eth_stats.rx_coalesced_err++; in mana_process_rx_cqe()
1707 complete(&rxq->fence_event); in mana_process_rx_cqe()
1711 netdev_err(ndev, "Unknown RX CQE type = %d\n", in mana_process_rx_cqe()
1712 oob->cqe_hdr.cqe_type); in mana_process_rx_cqe()
1713 apc->eth_stats.rx_cqe_unknown_type++; in mana_process_rx_cqe()
1717 pktlen = oob->ppi[0].pkt_len; in mana_process_rx_cqe()
1722 rxq->gdma_id, cq->gdma_id, rxq->rxobj); in mana_process_rx_cqe()
1726 curr = rxq->buf_index; in mana_process_rx_cqe()
1727 rxbuf_oob = &rxq->rx_oobs[curr]; in mana_process_rx_cqe()
1728 WARN_ON_ONCE(rxbuf_oob->wqe_inf.wqe_size_in_bu != 1); in mana_process_rx_cqe()
1738 mana_move_wq_tail(rxq->gdma_rq, rxbuf_oob->wqe_inf.wqe_size_in_bu); in mana_process_rx_cqe()
1745 struct gdma_comp *comp = cq->gdma_comp_buf; in mana_poll_rx_cq()
1746 struct mana_rxq *rxq = cq->rxq; in mana_poll_rx_cq()
1749 comp_read = mana_gd_poll_cq(cq->gdma_cq, comp, CQE_POLLING_BUFFER); in mana_poll_rx_cq()
1752 rxq->xdp_flush = false; in mana_poll_rx_cq()
1758 /* verify recv cqe references the right rxq */ in mana_poll_rx_cq()
1759 if (WARN_ON_ONCE(comp[i].wq_num != cq->rxq->gdma_id)) in mana_poll_rx_cq()
1766 struct gdma_context *gc = rxq->gdma_rq->gdma_dev->gdma_context; in mana_poll_rx_cq()
1768 mana_gd_wq_ring_doorbell(gc, rxq->gdma_rq); in mana_poll_rx_cq()
1771 if (rxq->xdp_flush) in mana_poll_rx_cq()
1781 WARN_ON_ONCE(cq->gdma_cq != gdma_queue); in mana_cq_handler()
1783 if (cq->type == MANA_CQ_TYPE_RX) in mana_cq_handler()
1788 w = cq->work_done; in mana_cq_handler()
1790 if (w < cq->budget && in mana_cq_handler()
1791 napi_complete_done(&cq->napi, w)) { in mana_cq_handler()
1807 cq->work_done = 0; in mana_poll()
1808 cq->budget = budget; in mana_poll()
1810 w = mana_cq_handler(cq, cq->gdma_cq); in mana_poll()
1819 napi_schedule_irqoff(&cq->napi); in mana_schedule_napi()
1824 struct gdma_dev *gd = apc->ac->gdma_dev; in mana_deinit_cq()
1826 if (!cq->gdma_cq) in mana_deinit_cq()
1829 mana_gd_destroy_queue(gd->gdma_context, cq->gdma_cq); in mana_deinit_cq()
1834 struct gdma_dev *gd = apc->ac->gdma_dev; in mana_deinit_txq()
1836 if (!txq->gdma_sq) in mana_deinit_txq()
1839 mana_gd_destroy_queue(gd->gdma_context, txq->gdma_sq); in mana_deinit_txq()
1847 if (!apc->tx_qp) in mana_destroy_txq()
1850 for (i = 0; i < apc->num_queues; i++) { in mana_destroy_txq()
1851 napi = &apc->tx_qp[i].tx_cq.napi; in mana_destroy_txq()
1856 mana_destroy_wq_obj(apc, GDMA_SQ, apc->tx_qp[i].tx_object); in mana_destroy_txq()
1858 mana_deinit_cq(apc, &apc->tx_qp[i].tx_cq); in mana_destroy_txq()
1860 mana_deinit_txq(apc, &apc->tx_qp[i].txq); in mana_destroy_txq()
1863 kfree(apc->tx_qp); in mana_destroy_txq()
1864 apc->tx_qp = NULL; in mana_destroy_txq()
1870 struct mana_context *ac = apc->ac; in mana_create_txq()
1871 struct gdma_dev *gd = ac->gdma_dev; in mana_create_txq()
1883 apc->tx_qp = kcalloc(apc->num_queues, sizeof(struct mana_tx_qp), in mana_create_txq()
1885 if (!apc->tx_qp) in mana_create_txq()
1886 return -ENOMEM; in mana_create_txq()
1899 gc = gd->gdma_context; in mana_create_txq()
1901 for (i = 0; i < apc->num_queues; i++) { in mana_create_txq()
1902 apc->tx_qp[i].tx_object = INVALID_MANA_HANDLE; in mana_create_txq()
1905 txq = &apc->tx_qp[i].txq; in mana_create_txq()
1907 u64_stats_init(&txq->stats.syncp); in mana_create_txq()
1908 txq->ndev = net; in mana_create_txq()
1909 txq->net_txq = netdev_get_tx_queue(net, i); in mana_create_txq()
1910 txq->vp_offset = apc->tx_vp_offset; in mana_create_txq()
1911 skb_queue_head_init(&txq->pending_skbs); in mana_create_txq()
1917 err = mana_gd_create_mana_wq_cq(gd, &spec, &txq->gdma_sq); in mana_create_txq()
1922 cq = &apc->tx_qp[i].tx_cq; in mana_create_txq()
1923 cq->type = MANA_CQ_TYPE_TX; in mana_create_txq()
1925 cq->txq = txq; in mana_create_txq()
1932 spec.cq.parent_eq = ac->eqs[i].eq; in mana_create_txq()
1934 err = mana_gd_create_mana_wq_cq(gd, &spec, &cq->gdma_cq); in mana_create_txq()
1941 wq_spec.gdma_region = txq->gdma_sq->mem_info.dma_region_handle; in mana_create_txq()
1942 wq_spec.queue_size = txq->gdma_sq->queue_size; in mana_create_txq()
1944 cq_spec.gdma_region = cq->gdma_cq->mem_info.dma_region_handle; in mana_create_txq()
1945 cq_spec.queue_size = cq->gdma_cq->queue_size; in mana_create_txq()
1947 cq_spec.attached_eq = cq->gdma_cq->cq.parent->id; in mana_create_txq()
1949 err = mana_create_wq_obj(apc, apc->port_handle, GDMA_SQ, in mana_create_txq()
1951 &apc->tx_qp[i].tx_object); in mana_create_txq()
1956 txq->gdma_sq->id = wq_spec.queue_index; in mana_create_txq()
1957 cq->gdma_cq->id = cq_spec.queue_index; in mana_create_txq()
1959 txq->gdma_sq->mem_info.dma_region_handle = in mana_create_txq()
1961 cq->gdma_cq->mem_info.dma_region_handle = in mana_create_txq()
1964 txq->gdma_txq_id = txq->gdma_sq->id; in mana_create_txq()
1966 cq->gdma_id = cq->gdma_cq->id; in mana_create_txq()
1968 if (WARN_ON(cq->gdma_id >= gc->max_num_cqs)) { in mana_create_txq()
1969 err = -EINVAL; in mana_create_txq()
1973 gc->cq_table[cq->gdma_id] = cq->gdma_cq; in mana_create_txq()
1975 netif_napi_add_tx(net, &cq->napi, mana_poll); in mana_create_txq()
1976 napi_enable(&cq->napi); in mana_create_txq()
1978 mana_gd_ring_cq(cq->gdma_cq, SET_ARM_BIT); in mana_create_txq()
1991 struct gdma_context *gc = apc->ac->gdma_dev->gdma_context; in mana_destroy_rxq()
1993 struct device *dev = gc->dev; in mana_destroy_rxq()
2001 napi = &rxq->rx_cq.napi; in mana_destroy_rxq()
2008 xdp_rxq_info_unreg(&rxq->xdp_rxq); in mana_destroy_rxq()
2012 mana_destroy_wq_obj(apc, GDMA_RQ, rxq->rxobj); in mana_destroy_rxq()
2014 mana_deinit_cq(apc, &rxq->rx_cq); in mana_destroy_rxq()
2016 if (rxq->xdp_save_va) in mana_destroy_rxq()
2017 put_page(virt_to_head_page(rxq->xdp_save_va)); in mana_destroy_rxq()
2019 for (i = 0; i < rxq->num_rx_buf; i++) { in mana_destroy_rxq()
2020 rx_oob = &rxq->rx_oobs[i]; in mana_destroy_rxq()
2022 if (!rx_oob->buf_va) in mana_destroy_rxq()
2025 dma_unmap_single(dev, rx_oob->sgl[0].address, in mana_destroy_rxq()
2026 rx_oob->sgl[0].size, DMA_FROM_DEVICE); in mana_destroy_rxq()
2028 page = virt_to_head_page(rx_oob->buf_va); in mana_destroy_rxq()
2030 if (rx_oob->from_pool) in mana_destroy_rxq()
2031 page_pool_put_full_page(rxq->page_pool, page, false); in mana_destroy_rxq()
2035 rx_oob->buf_va = NULL; in mana_destroy_rxq()
2038 page_pool_destroy(rxq->page_pool); in mana_destroy_rxq()
2040 if (rxq->gdma_rq) in mana_destroy_rxq()
2041 mana_gd_destroy_queue(gc, rxq->gdma_rq); in mana_destroy_rxq()
2049 struct mana_port_context *mpc = netdev_priv(rxq->ndev); in mana_fill_rx_oob()
2054 if (mpc->rxbufs_pre) in mana_fill_rx_oob()
2060 return -ENOMEM; in mana_fill_rx_oob()
2062 rx_oob->buf_va = va; in mana_fill_rx_oob()
2063 rx_oob->from_pool = from_pool; in mana_fill_rx_oob()
2065 rx_oob->sgl[0].address = da; in mana_fill_rx_oob()
2066 rx_oob->sgl[0].size = rxq->datasize; in mana_fill_rx_oob()
2067 rx_oob->sgl[0].mem_key = mem_key; in mana_fill_rx_oob()
2078 struct gdma_context *gc = apc->ac->gdma_dev->gdma_context; in mana_alloc_rx_wqe()
2080 struct device *dev = gc->dev; in mana_alloc_rx_wqe()
2084 WARN_ON(rxq->datasize == 0); in mana_alloc_rx_wqe()
2089 for (buf_idx = 0; buf_idx < rxq->num_rx_buf; buf_idx++) { in mana_alloc_rx_wqe()
2090 rx_oob = &rxq->rx_oobs[buf_idx]; in mana_alloc_rx_wqe()
2093 rx_oob->num_sge = 1; in mana_alloc_rx_wqe()
2095 ret = mana_fill_rx_oob(rx_oob, apc->ac->gdma_dev->gpa_mkey, rxq, in mana_alloc_rx_wqe()
2100 rx_oob->wqe_req.sgl = rx_oob->sgl; in mana_alloc_rx_wqe()
2101 rx_oob->wqe_req.num_sge = rx_oob->num_sge; in mana_alloc_rx_wqe()
2102 rx_oob->wqe_req.inline_oob_size = 0; in mana_alloc_rx_wqe()
2103 rx_oob->wqe_req.inline_oob_data = NULL; in mana_alloc_rx_wqe()
2104 rx_oob->wqe_req.flags = 0; in mana_alloc_rx_wqe()
2105 rx_oob->wqe_req.client_data_unit = 0; in mana_alloc_rx_wqe()
2108 MANA_WQE_SGE_SIZE * rx_oob->num_sge, 32); in mana_alloc_rx_wqe()
2121 for (buf_idx = 0; buf_idx < rxq->num_rx_buf; buf_idx++) { in mana_push_wqe()
2122 rx_oob = &rxq->rx_oobs[buf_idx]; in mana_push_wqe()
2124 err = mana_gd_post_and_ring(rxq->gdma_rq, &rx_oob->wqe_req, in mana_push_wqe()
2125 &rx_oob->wqe_inf); in mana_push_wqe()
2127 return -ENOSPC; in mana_push_wqe()
2139 pprm.nid = gc->numa_node; in mana_create_page_pool()
2140 pprm.napi = &rxq->rx_cq.napi; in mana_create_page_pool()
2141 pprm.netdev = rxq->ndev; in mana_create_page_pool()
2143 rxq->page_pool = page_pool_create(&pprm); in mana_create_page_pool()
2145 if (IS_ERR(rxq->page_pool)) { in mana_create_page_pool()
2146 ret = PTR_ERR(rxq->page_pool); in mana_create_page_pool()
2147 rxq->page_pool = NULL; in mana_create_page_pool()
2158 struct gdma_dev *gd = apc->ac->gdma_dev; in mana_create_rxq()
2168 gc = gd->gdma_context; in mana_create_rxq()
2175 rxq->ndev = ndev; in mana_create_rxq()
2176 rxq->num_rx_buf = RX_BUFFERS_PER_QUEUE; in mana_create_rxq()
2177 rxq->rxq_idx = rxq_idx; in mana_create_rxq()
2178 rxq->rxobj = INVALID_MANA_HANDLE; in mana_create_rxq()
2180 mana_get_rxbuf_cfg(ndev->mtu, &rxq->datasize, &rxq->alloc_size, in mana_create_rxq()
2181 &rxq->headroom); in mana_create_rxq()
2202 err = mana_gd_create_mana_wq_cq(gd, &spec, &rxq->gdma_rq); in mana_create_rxq()
2207 cq = &rxq->rx_cq; in mana_create_rxq()
2208 cq->type = MANA_CQ_TYPE_RX; in mana_create_rxq()
2209 cq->rxq = rxq; in mana_create_rxq()
2216 spec.cq.parent_eq = eq->eq; in mana_create_rxq()
2218 err = mana_gd_create_mana_wq_cq(gd, &spec, &cq->gdma_cq); in mana_create_rxq()
2224 wq_spec.gdma_region = rxq->gdma_rq->mem_info.dma_region_handle; in mana_create_rxq()
2225 wq_spec.queue_size = rxq->gdma_rq->queue_size; in mana_create_rxq()
2227 cq_spec.gdma_region = cq->gdma_cq->mem_info.dma_region_handle; in mana_create_rxq()
2228 cq_spec.queue_size = cq->gdma_cq->queue_size; in mana_create_rxq()
2230 cq_spec.attached_eq = cq->gdma_cq->cq.parent->id; in mana_create_rxq()
2232 err = mana_create_wq_obj(apc, apc->port_handle, GDMA_RQ, in mana_create_rxq()
2233 &wq_spec, &cq_spec, &rxq->rxobj); in mana_create_rxq()
2237 rxq->gdma_rq->id = wq_spec.queue_index; in mana_create_rxq()
2238 cq->gdma_cq->id = cq_spec.queue_index; in mana_create_rxq()
2240 rxq->gdma_rq->mem_info.dma_region_handle = GDMA_INVALID_DMA_REGION; in mana_create_rxq()
2241 cq->gdma_cq->mem_info.dma_region_handle = GDMA_INVALID_DMA_REGION; in mana_create_rxq()
2243 rxq->gdma_id = rxq->gdma_rq->id; in mana_create_rxq()
2244 cq->gdma_id = cq->gdma_cq->id; in mana_create_rxq()
2250 if (WARN_ON(cq->gdma_id >= gc->max_num_cqs)) { in mana_create_rxq()
2251 err = -EINVAL; in mana_create_rxq()
2255 gc->cq_table[cq->gdma_id] = cq->gdma_cq; in mana_create_rxq()
2257 netif_napi_add_weight(ndev, &cq->napi, mana_poll, 1); in mana_create_rxq()
2259 WARN_ON(xdp_rxq_info_reg(&rxq->xdp_rxq, ndev, rxq_idx, in mana_create_rxq()
2260 cq->napi.napi_id)); in mana_create_rxq()
2261 WARN_ON(xdp_rxq_info_reg_mem_model(&rxq->xdp_rxq, MEM_TYPE_PAGE_POOL, in mana_create_rxq()
2262 rxq->page_pool)); in mana_create_rxq()
2264 napi_enable(&cq->napi); in mana_create_rxq()
2266 mana_gd_ring_cq(cq->gdma_cq, SET_ARM_BIT); in mana_create_rxq()
2284 struct mana_context *ac = apc->ac; in mana_add_rx_queues()
2289 for (i = 0; i < apc->num_queues; i++) { in mana_add_rx_queues()
2290 rxq = mana_create_rxq(apc, i, &ac->eqs[i], ndev); in mana_add_rx_queues()
2292 err = -ENOMEM; in mana_add_rx_queues()
2296 u64_stats_init(&rxq->stats.syncp); in mana_add_rx_queues()
2298 apc->rxqs[i] = rxq; in mana_add_rx_queues()
2301 apc->default_rxobj = apc->rxqs[0]->rxobj; in mana_add_rx_queues()
2308 struct gdma_dev *gd = apc->ac->gdma_dev; in mana_destroy_vport()
2312 for (rxq_idx = 0; rxq_idx < apc->num_queues; rxq_idx++) { in mana_destroy_vport()
2313 rxq = apc->rxqs[rxq_idx]; in mana_destroy_vport()
2318 apc->rxqs[rxq_idx] = NULL; in mana_destroy_vport()
2324 if (gd->gdma_context->is_pf) in mana_destroy_vport()
2331 struct gdma_dev *gd = apc->ac->gdma_dev; in mana_create_vport()
2334 apc->default_rxobj = INVALID_MANA_HANDLE; in mana_create_vport()
2336 if (gd->gdma_context->is_pf) { in mana_create_vport()
2342 err = mana_cfg_vport(apc, gd->pdid, gd->doorbell); in mana_create_vport()
2354 apc->indir_table[i] = in mana_rss_table_init()
2355 ethtool_rxfh_indir_default(i, apc->num_queues); in mana_rss_table_init()
2367 queue_idx = apc->indir_table[i]; in mana_config_rss()
2368 apc->rxobj_table[i] = apc->rxqs[queue_idx]->rxobj; in mana_config_rss()
2385 struct net_device *ndev = apc->ndev; in mana_query_gf_stats()
2418 err = mana_send_request(apc->ac, &req, sizeof(req), &resp, in mana_query_gf_stats()
2432 apc->eth_stats.hc_rx_discards_no_wqe = resp.rx_discards_nowqe; in mana_query_gf_stats()
2433 apc->eth_stats.hc_rx_err_vport_disabled = resp.rx_err_vport_disabled; in mana_query_gf_stats()
2434 apc->eth_stats.hc_rx_bytes = resp.hc_rx_bytes; in mana_query_gf_stats()
2435 apc->eth_stats.hc_rx_ucast_pkts = resp.hc_rx_ucast_pkts; in mana_query_gf_stats()
2436 apc->eth_stats.hc_rx_ucast_bytes = resp.hc_rx_ucast_bytes; in mana_query_gf_stats()
2437 apc->eth_stats.hc_rx_bcast_pkts = resp.hc_rx_bcast_pkts; in mana_query_gf_stats()
2438 apc->eth_stats.hc_rx_bcast_bytes = resp.hc_rx_bcast_bytes; in mana_query_gf_stats()
2439 apc->eth_stats.hc_rx_mcast_pkts = resp.hc_rx_mcast_pkts; in mana_query_gf_stats()
2440 apc->eth_stats.hc_rx_mcast_bytes = resp.hc_rx_mcast_bytes; in mana_query_gf_stats()
2441 apc->eth_stats.hc_tx_err_gf_disabled = resp.tx_err_gf_disabled; in mana_query_gf_stats()
2442 apc->eth_stats.hc_tx_err_vport_disabled = resp.tx_err_vport_disabled; in mana_query_gf_stats()
2443 apc->eth_stats.hc_tx_err_inval_vportoffset_pkt = in mana_query_gf_stats()
2445 apc->eth_stats.hc_tx_err_vlan_enforcement = in mana_query_gf_stats()
2447 apc->eth_stats.hc_tx_err_eth_type_enforcement = in mana_query_gf_stats()
2449 apc->eth_stats.hc_tx_err_sa_enforcement = resp.tx_err_SA_enforcement; in mana_query_gf_stats()
2450 apc->eth_stats.hc_tx_err_sqpdid_enforcement = in mana_query_gf_stats()
2452 apc->eth_stats.hc_tx_err_cqpdid_enforcement = in mana_query_gf_stats()
2454 apc->eth_stats.hc_tx_err_mtu_violation = resp.tx_err_mtu_violation; in mana_query_gf_stats()
2455 apc->eth_stats.hc_tx_err_inval_oob = resp.tx_err_inval_oob; in mana_query_gf_stats()
2456 apc->eth_stats.hc_tx_bytes = resp.hc_tx_bytes; in mana_query_gf_stats()
2457 apc->eth_stats.hc_tx_ucast_pkts = resp.hc_tx_ucast_pkts; in mana_query_gf_stats()
2458 apc->eth_stats.hc_tx_ucast_bytes = resp.hc_tx_ucast_bytes; in mana_query_gf_stats()
2459 apc->eth_stats.hc_tx_bcast_pkts = resp.hc_tx_bcast_pkts; in mana_query_gf_stats()
2460 apc->eth_stats.hc_tx_bcast_bytes = resp.hc_tx_bcast_bytes; in mana_query_gf_stats()
2461 apc->eth_stats.hc_tx_mcast_pkts = resp.hc_tx_mcast_pkts; in mana_query_gf_stats()
2462 apc->eth_stats.hc_tx_mcast_bytes = resp.hc_tx_mcast_bytes; in mana_query_gf_stats()
2463 apc->eth_stats.hc_tx_err_gdma = resp.tx_err_gdma; in mana_query_gf_stats()
2470 int port_idx = apc->port_idx; in mana_init_port()
2487 if (apc->max_queues > max_queues) in mana_init_port()
2488 apc->max_queues = max_queues; in mana_init_port()
2490 if (apc->num_queues > apc->max_queues) in mana_init_port()
2491 apc->num_queues = apc->max_queues; in mana_init_port()
2493 eth_hw_addr_set(ndev, apc->mac_addr); in mana_init_port()
2498 kfree(apc->rxqs); in mana_init_port()
2499 apc->rxqs = NULL; in mana_init_port()
2506 struct gdma_dev *gd = apc->ac->gdma_dev; in mana_alloc_queues()
2513 err = netif_set_real_num_tx_queues(ndev, apc->num_queues); in mana_alloc_queues()
2521 apc->rss_state = apc->num_queues > 1 ? TRI_STATE_TRUE : TRI_STATE_FALSE; in mana_alloc_queues()
2523 err = netif_set_real_num_rx_queues(ndev, apc->num_queues); in mana_alloc_queues()
2533 if (gd->gdma_context->is_pf) { in mana_alloc_queues()
2559 if (apc->port_st_save) { in mana_attach()
2567 apc->port_is_up = apc->port_st_save; in mana_attach()
2572 if (apc->port_is_up) in mana_attach()
2584 struct gdma_dev *gd = apc->ac->gdma_dev; in mana_dealloc_queues()
2590 if (apc->port_is_up) in mana_dealloc_queues()
2591 return -EINVAL; in mana_dealloc_queues()
2595 if (gd->gdma_context->is_pf) in mana_dealloc_queues()
2598 /* No packet can be transmitted now since apc->port_is_up is false. in mana_dealloc_queues()
2599 * There is still a tiny chance that mana_poll_tx_cq() can re-enable in mana_dealloc_queues()
2600 * a txq because it may not timely see apc->port_is_up being cleared in mana_dealloc_queues()
2602 * new packets due to apc->port_is_up being false. in mana_dealloc_queues()
2604 * Drain all the in-flight TX packets. in mana_dealloc_queues()
2611 for (i = 0; i < apc->num_queues; i++) { in mana_dealloc_queues()
2612 txq = &apc->tx_qp[i].txq; in mana_dealloc_queues()
2614 while (atomic_read(&txq->pending_sends) > 0 && in mana_dealloc_queues()
2619 if (atomic_read(&txq->pending_sends)) { in mana_dealloc_queues()
2620 err = pcie_flr(to_pci_dev(gd->gdma_context->dev)); in mana_dealloc_queues()
2623 err, atomic_read(&txq->pending_sends), in mana_dealloc_queues()
2624 txq->gdma_txq_id); in mana_dealloc_queues()
2630 for (i = 0; i < apc->num_queues; i++) { in mana_dealloc_queues()
2631 txq = &apc->tx_qp[i].txq; in mana_dealloc_queues()
2632 while ((skb = skb_dequeue(&txq->pending_skbs))) { in mana_dealloc_queues()
2636 atomic_set(&txq->pending_sends, 0); in mana_dealloc_queues()
2642 apc->rss_state = TRI_STATE_FALSE; in mana_dealloc_queues()
2661 apc->port_st_save = apc->port_is_up; in mana_detach()
2662 apc->port_is_up = false; in mana_detach()
2670 if (apc->port_st_save) { in mana_detach()
2687 struct gdma_context *gc = ac->gdma_dev->gdma_context; in mana_probe_port()
2693 gc->max_num_queues); in mana_probe_port()
2695 return -ENOMEM; in mana_probe_port()
2700 apc->ac = ac; in mana_probe_port()
2701 apc->ndev = ndev; in mana_probe_port()
2702 apc->max_queues = gc->max_num_queues; in mana_probe_port()
2703 apc->num_queues = gc->max_num_queues; in mana_probe_port()
2704 apc->port_handle = INVALID_MANA_HANDLE; in mana_probe_port()
2705 apc->pf_filter_handle = INVALID_MANA_HANDLE; in mana_probe_port()
2706 apc->port_idx = port_idx; in mana_probe_port()
2708 mutex_init(&apc->vport_mutex); in mana_probe_port()
2709 apc->vport_use_count = 0; in mana_probe_port()
2711 ndev->netdev_ops = &mana_devops; in mana_probe_port()
2712 ndev->ethtool_ops = &mana_ethtool_ops; in mana_probe_port()
2713 ndev->mtu = ETH_DATA_LEN; in mana_probe_port()
2714 ndev->max_mtu = gc->adapter_mtu - ETH_HLEN; in mana_probe_port()
2715 ndev->min_mtu = ETH_MIN_MTU; in mana_probe_port()
2716 ndev->needed_headroom = MANA_HEADROOM; in mana_probe_port()
2717 ndev->dev_port = port_idx; in mana_probe_port()
2718 SET_NETDEV_DEV(ndev, gc->dev); in mana_probe_port()
2722 netdev_rss_key_fill(apc->hashkey, MANA_HASH_KEY_SIZE); in mana_probe_port()
2730 ndev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM; in mana_probe_port()
2731 ndev->hw_features |= NETIF_F_RXCSUM; in mana_probe_port()
2732 ndev->hw_features |= NETIF_F_TSO | NETIF_F_TSO6; in mana_probe_port()
2733 ndev->hw_features |= NETIF_F_RXHASH; in mana_probe_port()
2734 ndev->features = ndev->hw_features | NETIF_F_HW_VLAN_CTAG_TX | in mana_probe_port()
2736 ndev->vlan_features = ndev->features; in mana_probe_port()
2750 kfree(apc->rxqs); in mana_probe_port()
2751 apc->rxqs = NULL; in mana_probe_port()
2768 struct auxiliary_device *adev = gd->adev; in remove_adev()
2769 int id = adev->id; in remove_adev()
2775 gd->adev = NULL; in remove_adev()
2786 return -ENOMEM; in add_adev()
2788 adev = &madev->adev; in add_adev()
2792 adev->id = ret; in add_adev()
2794 adev->name = "rdma"; in add_adev()
2795 adev->dev.parent = gd->gdma_context->dev; in add_adev()
2796 adev->dev.release = adev_release; in add_adev()
2797 madev->mdev = gd; in add_adev()
2807 gd->adev = adev; in add_adev()
2814 mana_adev_idx_free(adev->id); in add_adev()
2824 struct gdma_context *gc = gd->gdma_context; in mana_probe()
2825 struct mana_context *ac = gd->driver_data; in mana_probe()
2826 struct device *dev = gc->dev; in mana_probe()
2842 return -ENOMEM; in mana_probe()
2844 ac->gdma_dev = gd; in mana_probe()
2845 gd->driver_data = ac; in mana_probe()
2858 ac->num_ports = num_ports; in mana_probe()
2860 if (ac->num_ports != num_ports) { in mana_probe()
2861 dev_err(dev, "The number of vPorts changed: %d->%d\n", in mana_probe()
2862 ac->num_ports, num_ports); in mana_probe()
2863 err = -EPROTO; in mana_probe()
2868 if (ac->num_ports == 0) in mana_probe()
2871 if (ac->num_ports > MAX_PORTS_IN_MANA_DEV) in mana_probe()
2872 ac->num_ports = MAX_PORTS_IN_MANA_DEV; in mana_probe()
2875 for (i = 0; i < ac->num_ports; i++) { in mana_probe()
2876 err = mana_probe_port(ac, i, &ac->ports[i]); in mana_probe()
2881 for (i = 0; i < ac->num_ports; i++) { in mana_probe()
2883 err = mana_attach(ac->ports[i]); in mana_probe()
2900 struct gdma_context *gc = gd->gdma_context; in mana_remove()
2901 struct mana_context *ac = gd->driver_data; in mana_remove()
2902 struct device *dev = gc->dev; in mana_remove()
2908 if (gd->adev) in mana_remove()
2911 for (i = 0; i < ac->num_ports; i++) { in mana_remove()
2912 ndev = ac->ports[i]; in mana_remove()
2949 gd->driver_data = NULL; in mana_remove()
2950 gd->gdma_context = NULL; in mana_remove()