1 /* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0)
2 * Copyright(c) 2018-2019 Pensando Systems, Inc. All rights reserved.
6 #include <rte_bus_pci.h>
7 #include <rte_ethdev.h>
8 #include <rte_ethdev_driver.h>
9 #include <rte_malloc.h>
10 #include <rte_ethdev_pci.h>
12 #include "ionic_logs.h"
14 #include "ionic_dev.h"
15 #include "ionic_mac_api.h"
16 #include "ionic_lif.h"
17 #include "ionic_ethdev.h"
18 #include "ionic_rxtx.h"
20 static int eth_ionic_dev_init(struct rte_eth_dev *eth_dev, void *init_params);
21 static int eth_ionic_dev_uninit(struct rte_eth_dev *eth_dev);
22 static int ionic_dev_info_get(struct rte_eth_dev *eth_dev,
23 struct rte_eth_dev_info *dev_info);
24 static int ionic_dev_configure(struct rte_eth_dev *dev);
25 static int ionic_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu);
26 static int ionic_dev_start(struct rte_eth_dev *dev);
27 static int ionic_dev_stop(struct rte_eth_dev *dev);
28 static int ionic_dev_close(struct rte_eth_dev *dev);
29 static int ionic_dev_set_link_up(struct rte_eth_dev *dev);
30 static int ionic_dev_set_link_down(struct rte_eth_dev *dev);
31 static int ionic_flow_ctrl_get(struct rte_eth_dev *eth_dev,
32 struct rte_eth_fc_conf *fc_conf);
33 static int ionic_flow_ctrl_set(struct rte_eth_dev *eth_dev,
34 struct rte_eth_fc_conf *fc_conf);
35 static int ionic_vlan_offload_set(struct rte_eth_dev *eth_dev, int mask);
36 static int ionic_dev_rss_reta_update(struct rte_eth_dev *eth_dev,
37 struct rte_eth_rss_reta_entry64 *reta_conf, uint16_t reta_size);
38 static int ionic_dev_rss_reta_query(struct rte_eth_dev *eth_dev,
39 struct rte_eth_rss_reta_entry64 *reta_conf, uint16_t reta_size);
40 static int ionic_dev_rss_hash_conf_get(struct rte_eth_dev *eth_dev,
41 struct rte_eth_rss_conf *rss_conf);
42 static int ionic_dev_rss_hash_update(struct rte_eth_dev *eth_dev,
43 struct rte_eth_rss_conf *rss_conf);
44 static int ionic_dev_stats_get(struct rte_eth_dev *eth_dev,
45 struct rte_eth_stats *stats);
46 static int ionic_dev_stats_reset(struct rte_eth_dev *eth_dev);
47 static int ionic_dev_xstats_get(struct rte_eth_dev *dev,
48 struct rte_eth_xstat *xstats, unsigned int n);
49 static int ionic_dev_xstats_get_by_id(struct rte_eth_dev *dev,
50 const uint64_t *ids, uint64_t *values, unsigned int n);
51 static int ionic_dev_xstats_reset(struct rte_eth_dev *dev);
52 static int ionic_dev_xstats_get_names(struct rte_eth_dev *dev,
53 struct rte_eth_xstat_name *xstats_names, unsigned int size);
54 static int ionic_dev_xstats_get_names_by_id(struct rte_eth_dev *dev,
55 struct rte_eth_xstat_name *xstats_names, const uint64_t *ids,
57 static int ionic_dev_fw_version_get(struct rte_eth_dev *eth_dev,
58 char *fw_version, size_t fw_size);
60 static const struct rte_pci_id pci_id_ionic_map[] = {
61 { RTE_PCI_DEVICE(IONIC_PENSANDO_VENDOR_ID, IONIC_DEV_ID_ETH_PF) },
62 { RTE_PCI_DEVICE(IONIC_PENSANDO_VENDOR_ID, IONIC_DEV_ID_ETH_VF) },
63 { RTE_PCI_DEVICE(IONIC_PENSANDO_VENDOR_ID, IONIC_DEV_ID_ETH_MGMT) },
64 { .vendor_id = 0, /* sentinel */ },
67 static const struct rte_eth_desc_lim rx_desc_lim = {
68 .nb_max = IONIC_MAX_RING_DESC,
69 .nb_min = IONIC_MIN_RING_DESC,
73 static const struct rte_eth_desc_lim tx_desc_lim = {
74 .nb_max = IONIC_MAX_RING_DESC,
75 .nb_min = IONIC_MIN_RING_DESC,
77 .nb_seg_max = IONIC_TX_MAX_SG_ELEMS,
78 .nb_mtu_seg_max = IONIC_TX_MAX_SG_ELEMS,
81 static const struct eth_dev_ops ionic_eth_dev_ops = {
82 .dev_infos_get = ionic_dev_info_get,
83 .dev_configure = ionic_dev_configure,
84 .mtu_set = ionic_dev_mtu_set,
85 .dev_start = ionic_dev_start,
86 .dev_stop = ionic_dev_stop,
87 .dev_close = ionic_dev_close,
88 .link_update = ionic_dev_link_update,
89 .dev_set_link_up = ionic_dev_set_link_up,
90 .dev_set_link_down = ionic_dev_set_link_down,
91 .mac_addr_add = ionic_dev_add_mac,
92 .mac_addr_remove = ionic_dev_remove_mac,
93 .mac_addr_set = ionic_dev_set_mac,
94 .vlan_filter_set = ionic_dev_vlan_filter_set,
95 .promiscuous_enable = ionic_dev_promiscuous_enable,
96 .promiscuous_disable = ionic_dev_promiscuous_disable,
97 .allmulticast_enable = ionic_dev_allmulticast_enable,
98 .allmulticast_disable = ionic_dev_allmulticast_disable,
99 .flow_ctrl_get = ionic_flow_ctrl_get,
100 .flow_ctrl_set = ionic_flow_ctrl_set,
101 .rxq_info_get = ionic_rxq_info_get,
102 .txq_info_get = ionic_txq_info_get,
103 .rx_queue_setup = ionic_dev_rx_queue_setup,
104 .rx_queue_release = ionic_dev_rx_queue_release,
105 .rx_queue_start = ionic_dev_rx_queue_start,
106 .rx_queue_stop = ionic_dev_rx_queue_stop,
107 .tx_queue_setup = ionic_dev_tx_queue_setup,
108 .tx_queue_release = ionic_dev_tx_queue_release,
109 .tx_queue_start = ionic_dev_tx_queue_start,
110 .tx_queue_stop = ionic_dev_tx_queue_stop,
111 .vlan_offload_set = ionic_vlan_offload_set,
112 .reta_update = ionic_dev_rss_reta_update,
113 .reta_query = ionic_dev_rss_reta_query,
114 .rss_hash_conf_get = ionic_dev_rss_hash_conf_get,
115 .rss_hash_update = ionic_dev_rss_hash_update,
116 .stats_get = ionic_dev_stats_get,
117 .stats_reset = ionic_dev_stats_reset,
118 .xstats_get = ionic_dev_xstats_get,
119 .xstats_get_by_id = ionic_dev_xstats_get_by_id,
120 .xstats_reset = ionic_dev_xstats_reset,
121 .xstats_get_names = ionic_dev_xstats_get_names,
122 .xstats_get_names_by_id = ionic_dev_xstats_get_names_by_id,
123 .fw_version_get = ionic_dev_fw_version_get,
126 struct rte_ionic_xstats_name_off {
127 char name[RTE_ETH_XSTATS_NAME_SIZE];
131 static const struct rte_ionic_xstats_name_off rte_ionic_xstats_strings[] = {
133 {"rx_ucast_bytes", offsetof(struct ionic_lif_stats,
135 {"rx_ucast_packets", offsetof(struct ionic_lif_stats,
137 {"rx_mcast_bytes", offsetof(struct ionic_lif_stats,
139 {"rx_mcast_packets", offsetof(struct ionic_lif_stats,
141 {"rx_bcast_bytes", offsetof(struct ionic_lif_stats,
143 {"rx_bcast_packets", offsetof(struct ionic_lif_stats,
146 {"rx_ucast_drop_bytes", offsetof(struct ionic_lif_stats,
147 rx_ucast_drop_bytes)},
148 {"rx_ucast_drop_packets", offsetof(struct ionic_lif_stats,
149 rx_ucast_drop_packets)},
150 {"rx_mcast_drop_bytes", offsetof(struct ionic_lif_stats,
151 rx_mcast_drop_bytes)},
152 {"rx_mcast_drop_packets", offsetof(struct ionic_lif_stats,
153 rx_mcast_drop_packets)},
154 {"rx_bcast_drop_bytes", offsetof(struct ionic_lif_stats,
155 rx_bcast_drop_bytes)},
156 {"rx_bcast_drop_packets", offsetof(struct ionic_lif_stats,
157 rx_bcast_drop_packets)},
158 {"rx_dma_error", offsetof(struct ionic_lif_stats,
161 {"tx_ucast_bytes", offsetof(struct ionic_lif_stats,
163 {"tx_ucast_packets", offsetof(struct ionic_lif_stats,
165 {"tx_mcast_bytes", offsetof(struct ionic_lif_stats,
167 {"tx_mcast_packets", offsetof(struct ionic_lif_stats,
169 {"tx_bcast_bytes", offsetof(struct ionic_lif_stats,
171 {"tx_bcast_packets", offsetof(struct ionic_lif_stats,
174 {"tx_ucast_drop_bytes", offsetof(struct ionic_lif_stats,
175 tx_ucast_drop_bytes)},
176 {"tx_ucast_drop_packets", offsetof(struct ionic_lif_stats,
177 tx_ucast_drop_packets)},
178 {"tx_mcast_drop_bytes", offsetof(struct ionic_lif_stats,
179 tx_mcast_drop_bytes)},
180 {"tx_mcast_drop_packets", offsetof(struct ionic_lif_stats,
181 tx_mcast_drop_packets)},
182 {"tx_bcast_drop_bytes", offsetof(struct ionic_lif_stats,
183 tx_bcast_drop_bytes)},
184 {"tx_bcast_drop_packets", offsetof(struct ionic_lif_stats,
185 tx_bcast_drop_packets)},
186 {"tx_dma_error", offsetof(struct ionic_lif_stats,
188 /* Rx Queue/Ring drops */
189 {"rx_queue_disabled", offsetof(struct ionic_lif_stats,
191 {"rx_queue_empty", offsetof(struct ionic_lif_stats,
193 {"rx_queue_error", offsetof(struct ionic_lif_stats,
195 {"rx_desc_fetch_error", offsetof(struct ionic_lif_stats,
196 rx_desc_fetch_error)},
197 {"rx_desc_data_error", offsetof(struct ionic_lif_stats,
198 rx_desc_data_error)},
199 /* Tx Queue/Ring drops */
200 {"tx_queue_disabled", offsetof(struct ionic_lif_stats,
202 {"tx_queue_error", offsetof(struct ionic_lif_stats,
204 {"tx_desc_fetch_error", offsetof(struct ionic_lif_stats,
205 tx_desc_fetch_error)},
206 {"tx_desc_data_error", offsetof(struct ionic_lif_stats,
207 tx_desc_data_error)},
210 #define IONIC_NB_HW_STATS (sizeof(rte_ionic_xstats_strings) / \
211 sizeof(rte_ionic_xstats_strings[0]))
214 ionic_dev_fw_version_get(struct rte_eth_dev *eth_dev,
215 char *fw_version, size_t fw_size)
217 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
218 struct ionic_adapter *adapter = lif->adapter;
220 if (fw_version == NULL || fw_size <= 0)
223 snprintf(fw_version, fw_size, "%s",
224 adapter->fw_version);
225 fw_version[fw_size - 1] = '\0';
231 * Set device link up, enable tx.
234 ionic_dev_set_link_up(struct rte_eth_dev *eth_dev)
236 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
241 err = ionic_lif_start(lif);
243 IONIC_PRINT(ERR, "Could not start lif to set link up");
245 ionic_dev_link_update(lif->eth_dev, 0);
251 * Set device link down, disable tx.
254 ionic_dev_set_link_down(struct rte_eth_dev *eth_dev)
256 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
262 ionic_dev_link_update(lif->eth_dev, 0);
268 ionic_dev_link_update(struct rte_eth_dev *eth_dev,
269 int wait_to_complete __rte_unused)
271 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
272 struct ionic_adapter *adapter = lif->adapter;
273 struct rte_eth_link link;
278 memset(&link, 0, sizeof(link));
279 link.link_autoneg = ETH_LINK_AUTONEG;
281 if (!adapter->link_up ||
282 !(lif->state & IONIC_LIF_F_UP)) {
283 /* Interface is down */
284 link.link_status = ETH_LINK_DOWN;
285 link.link_duplex = ETH_LINK_HALF_DUPLEX;
286 link.link_speed = ETH_SPEED_NUM_NONE;
288 /* Interface is up */
289 link.link_status = ETH_LINK_UP;
290 link.link_duplex = ETH_LINK_FULL_DUPLEX;
291 switch (adapter->link_speed) {
293 link.link_speed = ETH_SPEED_NUM_10G;
296 link.link_speed = ETH_SPEED_NUM_25G;
299 link.link_speed = ETH_SPEED_NUM_40G;
302 link.link_speed = ETH_SPEED_NUM_50G;
305 link.link_speed = ETH_SPEED_NUM_100G;
308 link.link_speed = ETH_SPEED_NUM_NONE;
313 return rte_eth_linkstatus_set(eth_dev, &link);
317 * Interrupt handler triggered by NIC for handling
318 * specific interrupt.
321 * The address of parameter registered before.
327 ionic_dev_interrupt_handler(void *param)
329 struct ionic_adapter *adapter = (struct ionic_adapter *)param;
331 IONIC_PRINT(DEBUG, "->");
334 ionic_notifyq_handler(adapter->lif, -1);
338 ionic_dev_mtu_set(struct rte_eth_dev *eth_dev, uint16_t mtu)
340 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
341 uint32_t max_frame_size;
347 * Note: mtu check against IONIC_MIN_MTU, IONIC_MAX_MTU
348 * is done by the the API.
352 * Max frame size is MTU + Ethernet header + VLAN + QinQ
353 * (plus ETHER_CRC_LEN if the adapter is able to keep CRC)
355 max_frame_size = mtu + RTE_ETHER_HDR_LEN + 4 + 4;
357 if (eth_dev->data->dev_conf.rxmode.max_rx_pkt_len < max_frame_size)
360 err = ionic_lif_change_mtu(lif, mtu);
368 ionic_dev_info_get(struct rte_eth_dev *eth_dev,
369 struct rte_eth_dev_info *dev_info)
371 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
372 struct ionic_adapter *adapter = lif->adapter;
373 struct ionic_identity *ident = &adapter->ident;
377 dev_info->max_rx_queues = (uint16_t)
378 ident->lif.eth.config.queue_count[IONIC_QTYPE_RXQ];
379 dev_info->max_tx_queues = (uint16_t)
380 ident->lif.eth.config.queue_count[IONIC_QTYPE_TXQ];
381 /* Also add ETHER_CRC_LEN if the adapter is able to keep CRC */
382 dev_info->min_rx_bufsize = IONIC_MIN_MTU + RTE_ETHER_HDR_LEN;
383 dev_info->max_rx_pktlen = IONIC_MAX_MTU + RTE_ETHER_HDR_LEN;
384 dev_info->max_mac_addrs = adapter->max_mac_addrs;
385 dev_info->min_mtu = IONIC_MIN_MTU;
386 dev_info->max_mtu = IONIC_MAX_MTU;
388 dev_info->hash_key_size = IONIC_RSS_HASH_KEY_SIZE;
389 dev_info->reta_size = ident->lif.eth.rss_ind_tbl_sz;
390 dev_info->flow_type_rss_offloads = IONIC_ETH_RSS_OFFLOAD_ALL;
392 dev_info->speed_capa =
400 * Per-queue capabilities
401 * RTE does not support disabling a feature on a queue if it is
402 * enabled globally on the device. Thus the driver does not advertise
403 * capabilities like DEV_TX_OFFLOAD_IPV4_CKSUM as per-queue even
404 * though the driver would be otherwise capable of disabling it on
408 dev_info->rx_queue_offload_capa = 0;
409 dev_info->tx_queue_offload_capa = 0;
412 * Per-port capabilities
413 * See ionic_set_features to request and check supported features
416 dev_info->rx_offload_capa = dev_info->rx_queue_offload_capa |
417 DEV_RX_OFFLOAD_IPV4_CKSUM |
418 DEV_RX_OFFLOAD_UDP_CKSUM |
419 DEV_RX_OFFLOAD_TCP_CKSUM |
420 DEV_RX_OFFLOAD_JUMBO_FRAME |
421 DEV_RX_OFFLOAD_VLAN_FILTER |
422 DEV_RX_OFFLOAD_VLAN_STRIP |
423 DEV_RX_OFFLOAD_SCATTER |
424 DEV_RX_OFFLOAD_RSS_HASH |
427 dev_info->tx_offload_capa = dev_info->tx_queue_offload_capa |
428 DEV_TX_OFFLOAD_IPV4_CKSUM |
429 DEV_TX_OFFLOAD_UDP_CKSUM |
430 DEV_TX_OFFLOAD_TCP_CKSUM |
431 DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM |
432 DEV_TX_OFFLOAD_OUTER_UDP_CKSUM |
433 DEV_TX_OFFLOAD_MULTI_SEGS |
434 DEV_TX_OFFLOAD_TCP_TSO |
435 DEV_TX_OFFLOAD_VLAN_INSERT |
438 dev_info->rx_desc_lim = rx_desc_lim;
439 dev_info->tx_desc_lim = tx_desc_lim;
441 /* Driver-preferred Rx/Tx parameters */
442 dev_info->default_rxportconf.burst_size = 32;
443 dev_info->default_txportconf.burst_size = 32;
444 dev_info->default_rxportconf.nb_queues = 1;
445 dev_info->default_txportconf.nb_queues = 1;
446 dev_info->default_rxportconf.ring_size = IONIC_DEF_TXRX_DESC;
447 dev_info->default_txportconf.ring_size = IONIC_DEF_TXRX_DESC;
449 dev_info->default_rxconf = (struct rte_eth_rxconf) {
450 /* Packets are always dropped if no desc are available */
458 ionic_flow_ctrl_get(struct rte_eth_dev *eth_dev,
459 struct rte_eth_fc_conf *fc_conf)
461 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
462 struct ionic_adapter *adapter = lif->adapter;
463 struct ionic_dev *idev = &adapter->idev;
465 if (idev->port_info) {
466 /* Flow control autoneg not supported */
467 fc_conf->autoneg = 0;
469 if (idev->port_info->config.pause_type)
470 fc_conf->mode = RTE_FC_FULL;
472 fc_conf->mode = RTE_FC_NONE;
479 ionic_flow_ctrl_set(struct rte_eth_dev *eth_dev,
480 struct rte_eth_fc_conf *fc_conf)
482 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
483 struct ionic_adapter *adapter = lif->adapter;
484 struct ionic_dev *idev = &adapter->idev;
485 uint8_t pause_type = IONIC_PORT_PAUSE_TYPE_NONE;
488 if (fc_conf->autoneg) {
489 IONIC_PRINT(WARNING, "Flow control autoneg not supported");
493 switch (fc_conf->mode) {
495 pause_type = IONIC_PORT_PAUSE_TYPE_NONE;
498 pause_type = IONIC_PORT_PAUSE_TYPE_LINK;
500 case RTE_FC_RX_PAUSE:
501 case RTE_FC_TX_PAUSE:
505 ionic_dev_cmd_port_pause(idev, pause_type);
506 err = ionic_dev_cmd_wait_check(idev, IONIC_DEVCMD_TIMEOUT);
508 IONIC_PRINT(WARNING, "Failed to configure flow control");
514 ionic_vlan_offload_set(struct rte_eth_dev *eth_dev, int mask)
516 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
518 ionic_lif_configure_vlan_offload(lif, mask);
520 ionic_lif_set_features(lif);
526 ionic_dev_rss_reta_update(struct rte_eth_dev *eth_dev,
527 struct rte_eth_rss_reta_entry64 *reta_conf,
530 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
531 struct ionic_adapter *adapter = lif->adapter;
532 struct ionic_identity *ident = &adapter->ident;
533 uint32_t i, j, index, num;
537 if (!lif->rss_ind_tbl) {
538 IONIC_PRINT(ERR, "RSS RETA not initialized, "
539 "can't update the table");
543 if (reta_size != ident->lif.eth.rss_ind_tbl_sz) {
544 IONIC_PRINT(ERR, "The size of hash lookup table configured "
545 "(%d) does not match the number hardware can support "
547 reta_size, ident->lif.eth.rss_ind_tbl_sz);
551 num = lif->adapter->ident.lif.eth.rss_ind_tbl_sz / RTE_RETA_GROUP_SIZE;
553 for (i = 0; i < num; i++) {
554 for (j = 0; j < RTE_RETA_GROUP_SIZE; j++) {
555 if (reta_conf[i].mask & ((uint64_t)1 << j)) {
556 index = (i * RTE_RETA_GROUP_SIZE) + j;
557 lif->rss_ind_tbl[index] = reta_conf[i].reta[j];
562 return ionic_lif_rss_config(lif, lif->rss_types, NULL, NULL);
566 ionic_dev_rss_reta_query(struct rte_eth_dev *eth_dev,
567 struct rte_eth_rss_reta_entry64 *reta_conf,
570 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
571 struct ionic_adapter *adapter = lif->adapter;
572 struct ionic_identity *ident = &adapter->ident;
577 if (reta_size != ident->lif.eth.rss_ind_tbl_sz) {
578 IONIC_PRINT(ERR, "The size of hash lookup table configured "
579 "(%d) does not match the number hardware can support "
581 reta_size, ident->lif.eth.rss_ind_tbl_sz);
585 if (!lif->rss_ind_tbl) {
586 IONIC_PRINT(ERR, "RSS RETA has not been built yet");
590 num = reta_size / RTE_RETA_GROUP_SIZE;
592 for (i = 0; i < num; i++) {
593 memcpy(reta_conf->reta,
594 &lif->rss_ind_tbl[i * RTE_RETA_GROUP_SIZE],
595 RTE_RETA_GROUP_SIZE);
603 ionic_dev_rss_hash_conf_get(struct rte_eth_dev *eth_dev,
604 struct rte_eth_rss_conf *rss_conf)
606 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
611 if (!lif->rss_ind_tbl) {
612 IONIC_PRINT(NOTICE, "RSS not enabled");
616 /* Get key value (if not null, rss_key is 40-byte) */
617 if (rss_conf->rss_key != NULL &&
618 rss_conf->rss_key_len >= IONIC_RSS_HASH_KEY_SIZE)
619 memcpy(rss_conf->rss_key, lif->rss_hash_key,
620 IONIC_RSS_HASH_KEY_SIZE);
622 if (lif->rss_types & IONIC_RSS_TYPE_IPV4)
623 rss_hf |= ETH_RSS_IPV4;
624 if (lif->rss_types & IONIC_RSS_TYPE_IPV4_TCP)
625 rss_hf |= ETH_RSS_NONFRAG_IPV4_TCP;
626 if (lif->rss_types & IONIC_RSS_TYPE_IPV4_UDP)
627 rss_hf |= ETH_RSS_NONFRAG_IPV4_UDP;
628 if (lif->rss_types & IONIC_RSS_TYPE_IPV6)
629 rss_hf |= ETH_RSS_IPV6;
630 if (lif->rss_types & IONIC_RSS_TYPE_IPV6_TCP)
631 rss_hf |= ETH_RSS_NONFRAG_IPV6_TCP;
632 if (lif->rss_types & IONIC_RSS_TYPE_IPV6_UDP)
633 rss_hf |= ETH_RSS_NONFRAG_IPV6_UDP;
635 rss_conf->rss_hf = rss_hf;
641 ionic_dev_rss_hash_update(struct rte_eth_dev *eth_dev,
642 struct rte_eth_rss_conf *rss_conf)
644 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
645 uint32_t rss_types = 0;
650 if (rss_conf->rss_key)
651 key = rss_conf->rss_key;
653 if ((rss_conf->rss_hf & IONIC_ETH_RSS_OFFLOAD_ALL) == 0) {
655 * Can't disable rss through hash flags,
656 * if it is enabled by default during init
658 if (lif->rss_ind_tbl)
661 /* Can't enable rss if disabled by default during init */
662 if (!lif->rss_ind_tbl)
665 if (rss_conf->rss_hf & ETH_RSS_IPV4)
666 rss_types |= IONIC_RSS_TYPE_IPV4;
667 if (rss_conf->rss_hf & ETH_RSS_NONFRAG_IPV4_TCP)
668 rss_types |= IONIC_RSS_TYPE_IPV4_TCP;
669 if (rss_conf->rss_hf & ETH_RSS_NONFRAG_IPV4_UDP)
670 rss_types |= IONIC_RSS_TYPE_IPV4_UDP;
671 if (rss_conf->rss_hf & ETH_RSS_IPV6)
672 rss_types |= IONIC_RSS_TYPE_IPV6;
673 if (rss_conf->rss_hf & ETH_RSS_NONFRAG_IPV6_TCP)
674 rss_types |= IONIC_RSS_TYPE_IPV6_TCP;
675 if (rss_conf->rss_hf & ETH_RSS_NONFRAG_IPV6_UDP)
676 rss_types |= IONIC_RSS_TYPE_IPV6_UDP;
678 ionic_lif_rss_config(lif, rss_types, key, NULL);
685 ionic_dev_stats_get(struct rte_eth_dev *eth_dev,
686 struct rte_eth_stats *stats)
688 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
690 ionic_lif_get_stats(lif, stats);
696 ionic_dev_stats_reset(struct rte_eth_dev *eth_dev)
698 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
702 ionic_lif_reset_stats(lif);
708 ionic_dev_xstats_get_names(__rte_unused struct rte_eth_dev *eth_dev,
709 struct rte_eth_xstat_name *xstats_names,
710 __rte_unused unsigned int size)
714 if (xstats_names != NULL) {
715 for (i = 0; i < IONIC_NB_HW_STATS; i++) {
716 snprintf(xstats_names[i].name,
717 sizeof(xstats_names[i].name),
718 "%s", rte_ionic_xstats_strings[i].name);
722 return IONIC_NB_HW_STATS;
726 ionic_dev_xstats_get_names_by_id(struct rte_eth_dev *eth_dev,
727 struct rte_eth_xstat_name *xstats_names, const uint64_t *ids,
730 struct rte_eth_xstat_name xstats_names_copy[IONIC_NB_HW_STATS];
734 if (xstats_names != NULL) {
735 for (i = 0; i < IONIC_NB_HW_STATS; i++) {
736 snprintf(xstats_names[i].name,
737 sizeof(xstats_names[i].name),
738 "%s", rte_ionic_xstats_strings[i].name);
742 return IONIC_NB_HW_STATS;
745 ionic_dev_xstats_get_names_by_id(eth_dev, xstats_names_copy, NULL,
748 for (i = 0; i < limit; i++) {
749 if (ids[i] >= IONIC_NB_HW_STATS) {
750 IONIC_PRINT(ERR, "id value isn't valid");
754 strcpy(xstats_names[i].name, xstats_names_copy[ids[i]].name);
761 ionic_dev_xstats_get(struct rte_eth_dev *eth_dev, struct rte_eth_xstat *xstats,
764 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
765 struct ionic_lif_stats hw_stats;
768 if (n < IONIC_NB_HW_STATS)
769 return IONIC_NB_HW_STATS;
771 ionic_lif_get_hw_stats(lif, &hw_stats);
773 for (i = 0; i < IONIC_NB_HW_STATS; i++) {
774 xstats[i].value = *(uint64_t *)(((char *)&hw_stats) +
775 rte_ionic_xstats_strings[i].offset);
779 return IONIC_NB_HW_STATS;
783 ionic_dev_xstats_get_by_id(struct rte_eth_dev *eth_dev, const uint64_t *ids,
784 uint64_t *values, unsigned int n)
786 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
787 struct ionic_lif_stats hw_stats;
788 uint64_t values_copy[IONIC_NB_HW_STATS];
792 if (!ids && n < IONIC_NB_HW_STATS)
793 return IONIC_NB_HW_STATS;
795 ionic_lif_get_hw_stats(lif, &hw_stats);
797 for (i = 0; i < IONIC_NB_HW_STATS; i++) {
798 values[i] = *(uint64_t *)(((char *)&hw_stats) +
799 rte_ionic_xstats_strings[i].offset);
802 return IONIC_NB_HW_STATS;
805 ionic_dev_xstats_get_by_id(eth_dev, NULL, values_copy,
808 for (i = 0; i < n; i++) {
809 if (ids[i] >= IONIC_NB_HW_STATS) {
810 IONIC_PRINT(ERR, "id value isn't valid");
814 values[i] = values_copy[ids[i]];
821 ionic_dev_xstats_reset(struct rte_eth_dev *eth_dev)
823 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
825 ionic_lif_reset_hw_stats(lif);
831 ionic_dev_configure(struct rte_eth_dev *eth_dev)
833 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
837 ionic_lif_configure(lif);
839 ionic_lif_set_features(lif);
844 static inline uint32_t
845 ionic_parse_link_speeds(uint16_t link_speeds)
847 if (link_speeds & ETH_LINK_SPEED_100G)
849 else if (link_speeds & ETH_LINK_SPEED_50G)
851 else if (link_speeds & ETH_LINK_SPEED_40G)
853 else if (link_speeds & ETH_LINK_SPEED_25G)
855 else if (link_speeds & ETH_LINK_SPEED_10G)
862 * Configure device link speed and setup link.
863 * It returns 0 on success.
866 ionic_dev_start(struct rte_eth_dev *eth_dev)
868 struct rte_eth_conf *dev_conf = ð_dev->data->dev_conf;
869 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
870 struct ionic_adapter *adapter = lif->adapter;
871 struct ionic_dev *idev = &adapter->idev;
872 uint32_t allowed_speeds;
878 ETH_LINK_SPEED_FIXED |
885 if (dev_conf->link_speeds & ~allowed_speeds) {
886 IONIC_PRINT(ERR, "Invalid link setting");
890 if (dev_conf->lpbk_mode)
891 IONIC_PRINT(WARNING, "Loopback mode not supported");
893 err = ionic_lif_start(lif);
895 IONIC_PRINT(ERR, "Cannot start LIF: %d", err);
899 if (eth_dev->data->dev_conf.link_speeds & ETH_LINK_SPEED_FIXED) {
900 uint32_t speed = ionic_parse_link_speeds(dev_conf->link_speeds);
903 ionic_dev_cmd_port_speed(idev, speed);
906 ionic_dev_link_update(eth_dev, 0);
912 * Stop device: disable rx and tx functions to allow for reconfiguring.
915 ionic_dev_stop(struct rte_eth_dev *eth_dev)
917 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
926 static void ionic_unconfigure_intr(struct ionic_adapter *adapter);
929 * Reset and stop device.
932 ionic_dev_close(struct rte_eth_dev *eth_dev)
934 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
935 struct ionic_adapter *adapter = lif->adapter;
938 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
943 ionic_lif_free_queues(lif);
945 IONIC_PRINT(NOTICE, "Removing device %s", eth_dev->device->name);
946 ionic_unconfigure_intr(adapter);
948 rte_eth_dev_destroy(eth_dev, eth_ionic_dev_uninit);
950 ionic_port_reset(adapter);
951 ionic_reset(adapter);
959 eth_ionic_dev_init(struct rte_eth_dev *eth_dev, void *init_params)
961 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
962 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
963 struct ionic_adapter *adapter = (struct ionic_adapter *)init_params;
968 eth_dev->dev_ops = &ionic_eth_dev_ops;
969 eth_dev->rx_pkt_burst = &ionic_recv_pkts;
970 eth_dev->tx_pkt_burst = &ionic_xmit_pkts;
971 eth_dev->tx_pkt_prepare = &ionic_prep_pkts;
973 /* Multi-process not supported, primary does initialization anyway */
974 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
977 rte_eth_copy_pci_info(eth_dev, pci_dev);
978 eth_dev->data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
980 lif->eth_dev = eth_dev;
981 lif->adapter = adapter;
984 IONIC_PRINT(DEBUG, "Up to %u MAC addresses supported",
985 adapter->max_mac_addrs);
987 /* Allocate memory for storing MAC addresses */
988 eth_dev->data->mac_addrs = rte_zmalloc("ionic",
989 RTE_ETHER_ADDR_LEN * adapter->max_mac_addrs, 0);
991 if (eth_dev->data->mac_addrs == NULL) {
992 IONIC_PRINT(ERR, "Failed to allocate %u bytes needed to "
993 "store MAC addresses",
994 RTE_ETHER_ADDR_LEN * adapter->max_mac_addrs);
999 err = ionic_lif_alloc(lif);
1001 IONIC_PRINT(ERR, "Cannot allocate LIFs: %d, aborting",
1006 err = ionic_lif_init(lif);
1008 IONIC_PRINT(ERR, "Cannot init LIFs: %d, aborting", err);
1012 /* Copy the MAC address */
1013 rte_ether_addr_copy((struct rte_ether_addr *)lif->mac_addr,
1014 ð_dev->data->mac_addrs[0]);
1016 IONIC_PRINT(DEBUG, "Port %u initialized", eth_dev->data->port_id);
1021 ionic_lif_free(lif);
1027 eth_ionic_dev_uninit(struct rte_eth_dev *eth_dev)
1029 struct ionic_lif *lif = IONIC_ETH_DEV_TO_LIF(eth_dev);
1030 struct ionic_adapter *adapter = lif->adapter;
1034 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1037 adapter->lif = NULL;
1039 ionic_lif_deinit(lif);
1040 ionic_lif_free(lif);
1042 if (!(lif->state & IONIC_LIF_F_FW_RESET))
1043 ionic_lif_reset(lif);
1049 ionic_configure_intr(struct ionic_adapter *adapter)
1051 struct rte_pci_device *pci_dev = adapter->pci_dev;
1052 struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
1055 IONIC_PRINT(DEBUG, "Configuring %u intrs", adapter->nintrs);
1057 if (rte_intr_efd_enable(intr_handle, adapter->nintrs)) {
1058 IONIC_PRINT(ERR, "Fail to create eventfd");
1062 if (rte_intr_dp_is_en(intr_handle))
1064 "Packet I/O interrupt on datapath is enabled");
1066 if (!intr_handle->intr_vec) {
1067 intr_handle->intr_vec = rte_zmalloc("intr_vec",
1068 adapter->nintrs * sizeof(int), 0);
1070 if (!intr_handle->intr_vec) {
1071 IONIC_PRINT(ERR, "Failed to allocate %u vectors",
1077 err = rte_intr_callback_register(intr_handle,
1078 ionic_dev_interrupt_handler,
1083 "Failure registering interrupts handler (%d)",
1088 /* enable intr mapping */
1089 err = rte_intr_enable(intr_handle);
1092 IONIC_PRINT(ERR, "Failure enabling interrupts (%d)", err);
1100 ionic_unconfigure_intr(struct ionic_adapter *adapter)
1102 struct rte_pci_device *pci_dev = adapter->pci_dev;
1103 struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
1105 rte_intr_disable(intr_handle);
1107 rte_intr_callback_unregister(intr_handle,
1108 ionic_dev_interrupt_handler,
1113 eth_ionic_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
1114 struct rte_pci_device *pci_dev)
1116 char name[RTE_ETH_NAME_MAX_LEN];
1117 struct rte_mem_resource *resource;
1118 struct ionic_adapter *adapter;
1119 struct ionic_hw *hw;
1123 /* Check structs (trigger error at compilation time) */
1124 ionic_struct_size_checks();
1126 /* Multi-process not supported */
1127 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1132 IONIC_PRINT(DEBUG, "Initializing device %s",
1133 pci_dev->device.name);
1135 adapter = rte_zmalloc("ionic", sizeof(*adapter), 0);
1137 IONIC_PRINT(ERR, "OOM");
1142 adapter->pci_dev = pci_dev;
1145 hw->device_id = pci_dev->id.device_id;
1146 hw->vendor_id = pci_dev->id.vendor_id;
1148 err = ionic_init_mac(hw);
1150 IONIC_PRINT(ERR, "Mac init failed: %d", err);
1152 goto err_free_adapter;
1155 adapter->num_bars = 0;
1156 for (i = 0; i < PCI_MAX_RESOURCE && i < IONIC_BARS_MAX; i++) {
1157 resource = &pci_dev->mem_resource[i];
1158 if (resource->phys_addr == 0 || resource->len == 0)
1160 adapter->bars[adapter->num_bars].vaddr = resource->addr;
1161 adapter->bars[adapter->num_bars].bus_addr = resource->phys_addr;
1162 adapter->bars[adapter->num_bars].len = resource->len;
1163 adapter->num_bars++;
1166 /* Discover ionic dev resources */
1168 err = ionic_setup(adapter);
1170 IONIC_PRINT(ERR, "Cannot setup device: %d, aborting", err);
1171 goto err_free_adapter;
1174 err = ionic_identify(adapter);
1176 IONIC_PRINT(ERR, "Cannot identify device: %d, aborting",
1178 goto err_free_adapter;
1181 err = ionic_init(adapter);
1183 IONIC_PRINT(ERR, "Cannot init device: %d, aborting", err);
1184 goto err_free_adapter;
1187 /* Configure the ports */
1188 err = ionic_port_identify(adapter);
1190 IONIC_PRINT(ERR, "Cannot identify port: %d, aborting",
1192 goto err_free_adapter;
1195 err = ionic_port_init(adapter);
1197 IONIC_PRINT(ERR, "Cannot init port: %d, aborting", err);
1198 goto err_free_adapter;
1201 /* Configure LIFs */
1202 err = ionic_lif_identify(adapter);
1204 IONIC_PRINT(ERR, "Cannot identify lif: %d, aborting", err);
1205 goto err_free_adapter;
1208 /* Allocate and init LIFs */
1209 err = ionic_lifs_size(adapter);
1211 IONIC_PRINT(ERR, "Cannot size LIFs: %d, aborting", err);
1212 goto err_free_adapter;
1215 adapter->max_mac_addrs = adapter->ident.lif.eth.max_ucast_filters;
1217 if (adapter->ident.dev.nlifs != 1) {
1218 IONIC_PRINT(ERR, "Unexpected request for %d LIFs",
1219 adapter->ident.dev.nlifs);
1220 goto err_free_adapter;
1223 snprintf(name, sizeof(name), "%s_lif", pci_dev->device.name);
1224 err = rte_eth_dev_create(&pci_dev->device,
1225 name, sizeof(struct ionic_lif),
1226 NULL, NULL, eth_ionic_dev_init, adapter);
1228 IONIC_PRINT(ERR, "Cannot create eth device for %s", name);
1229 goto err_free_adapter;
1232 err = ionic_configure_intr(adapter);
1235 IONIC_PRINT(ERR, "Failed to configure interrupts");
1236 goto err_free_adapter;
1248 eth_ionic_pci_remove(struct rte_pci_device *pci_dev)
1250 char name[RTE_ETH_NAME_MAX_LEN];
1251 struct rte_eth_dev *eth_dev;
1253 /* Adapter lookup is using the eth_dev name */
1254 snprintf(name, sizeof(name), "%s_lif", pci_dev->device.name);
1256 eth_dev = rte_eth_dev_allocated(name);
1258 ionic_dev_close(eth_dev);
1260 IONIC_PRINT(DEBUG, "Cannot find device %s",
1261 pci_dev->device.name);
1266 static struct rte_pci_driver rte_ionic_pmd = {
1267 .id_table = pci_id_ionic_map,
1268 .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
1269 .probe = eth_ionic_pci_probe,
1270 .remove = eth_ionic_pci_remove,
1273 RTE_PMD_REGISTER_PCI(net_ionic, rte_ionic_pmd);
1274 RTE_PMD_REGISTER_PCI_TABLE(net_ionic, pci_id_ionic_map);
1275 RTE_PMD_REGISTER_KMOD_DEP(net_ionic, "* igb_uio | uio_pci_generic | vfio-pci");
1276 RTE_LOG_REGISTER(ionic_logtype, pmd.net.ionic, NOTICE);