1 // SPDX-License-Identifier: GPL-2.0-only
3 * Huawei HiNIC PCI Express Linux driver
4 * Copyright(c) 2017 Huawei Technologies Co., Ltd
7 #include <linux/kernel.h>
8 #include <linux/module.h>
9 #include <linux/moduleparam.h>
10 #include <linux/pci.h>
11 #include <linux/device.h>
12 #include <linux/errno.h>
13 #include <linux/types.h>
14 #include <linux/etherdevice.h>
15 #include <linux/netdevice.h>
16 #include <linux/slab.h>
17 #include <linux/if_vlan.h>
18 #include <linux/semaphore.h>
19 #include <linux/workqueue.h>
21 #include <net/devlink.h>
22 #include <linux/bitops.h>
23 #include <linux/bitmap.h>
24 #include <linux/delay.h>
25 #include <linux/err.h>
27 #include "hinic_debugfs.h"
28 #include "hinic_hw_qp.h"
29 #include "hinic_hw_dev.h"
30 #include "hinic_devlink.h"
31 #include "hinic_port.h"
34 #include "hinic_dev.h"
35 #include "hinic_sriov.h"
37 MODULE_AUTHOR("Huawei Technologies CO., Ltd");
38 MODULE_DESCRIPTION("Huawei Intelligent NIC driver");
39 MODULE_LICENSE("GPL");
41 static unsigned int tx_weight = 64;
42 module_param(tx_weight, uint, 0644);
43 MODULE_PARM_DESC(tx_weight, "Number Tx packets for NAPI budget (default=64)");
45 static unsigned int rx_weight = 64;
46 module_param(rx_weight, uint, 0644);
47 MODULE_PARM_DESC(rx_weight, "Number Rx packets for NAPI budget (default=64)");
49 #define HINIC_DEV_ID_QUAD_PORT_25GE 0x1822
50 #define HINIC_DEV_ID_DUAL_PORT_100GE 0x0200
51 #define HINIC_DEV_ID_DUAL_PORT_100GE_MEZZ 0x0205
52 #define HINIC_DEV_ID_QUAD_PORT_25GE_MEZZ 0x0210
53 #define HINIC_DEV_ID_VF 0x375e
55 #define HINIC_WQ_NAME "hinic_dev"
57 #define MSG_ENABLE_DEFAULT (NETIF_MSG_DRV | NETIF_MSG_PROBE | \
59 NETIF_MSG_TX_ERR | NETIF_MSG_RX_ERR)
61 #define HINIC_LRO_MAX_WQE_NUM_DEFAULT 8
63 #define HINIC_LRO_RX_TIMER_DEFAULT 16
65 #define work_to_rx_mode_work(work) \
66 container_of(work, struct hinic_rx_mode_work, work)
68 #define rx_mode_work_to_nic_dev(rx_mode_work) \
69 container_of(rx_mode_work, struct hinic_dev, rx_mode_work)
71 #define HINIC_WAIT_SRIOV_CFG_TIMEOUT 15000
73 #define HINIC_DEAULT_TXRX_MSIX_PENDING_LIMIT 2
74 #define HINIC_DEAULT_TXRX_MSIX_COALESC_TIMER_CFG 32
75 #define HINIC_DEAULT_TXRX_MSIX_RESEND_TIMER_CFG 7
77 static int change_mac_addr(struct net_device *netdev, const u8 *addr);
79 static int set_features(struct hinic_dev *nic_dev,
80 netdev_features_t pre_features,
81 netdev_features_t features, bool force_change);
83 static void gather_rx_stats(struct hinic_rxq_stats *nic_rx_stats, struct hinic_rxq *rxq)
85 struct hinic_rxq_stats rx_stats;
87 hinic_rxq_get_stats(rxq, &rx_stats);
89 nic_rx_stats->bytes += rx_stats.bytes;
90 nic_rx_stats->pkts += rx_stats.pkts;
91 nic_rx_stats->errors += rx_stats.errors;
92 nic_rx_stats->csum_errors += rx_stats.csum_errors;
93 nic_rx_stats->other_errors += rx_stats.other_errors;
96 static void gather_tx_stats(struct hinic_txq_stats *nic_tx_stats, struct hinic_txq *txq)
98 struct hinic_txq_stats tx_stats;
100 hinic_txq_get_stats(txq, &tx_stats);
102 nic_tx_stats->bytes += tx_stats.bytes;
103 nic_tx_stats->pkts += tx_stats.pkts;
104 nic_tx_stats->tx_busy += tx_stats.tx_busy;
105 nic_tx_stats->tx_wake += tx_stats.tx_wake;
106 nic_tx_stats->tx_dropped += tx_stats.tx_dropped;
107 nic_tx_stats->big_frags_pkts += tx_stats.big_frags_pkts;
110 static void gather_nic_stats(struct hinic_dev *nic_dev,
111 struct hinic_rxq_stats *nic_rx_stats,
112 struct hinic_txq_stats *nic_tx_stats)
114 int i, num_qps = hinic_hwdev_num_qps(nic_dev->hwdev);
116 for (i = 0; i < num_qps; i++)
117 gather_rx_stats(nic_rx_stats, &nic_dev->rxqs[i]);
119 for (i = 0; i < num_qps; i++)
120 gather_tx_stats(nic_tx_stats, &nic_dev->txqs[i]);
124 * create_txqs - Create the Logical Tx Queues of specific NIC device
125 * @nic_dev: the specific NIC device
127 * Return 0 - Success, negative - Failure
129 static int create_txqs(struct hinic_dev *nic_dev)
131 int err, i, j, num_txqs = hinic_hwdev_num_qps(nic_dev->hwdev);
132 struct net_device *netdev = nic_dev->netdev;
137 nic_dev->txqs = devm_kcalloc(&netdev->dev, num_txqs,
138 sizeof(*nic_dev->txqs), GFP_KERNEL);
142 hinic_sq_dbgfs_init(nic_dev);
144 for (i = 0; i < num_txqs; i++) {
145 struct hinic_sq *sq = hinic_hwdev_get_sq(nic_dev->hwdev, i);
147 err = hinic_init_txq(&nic_dev->txqs[i], sq, netdev);
149 netif_err(nic_dev, drv, netdev,
150 "Failed to init Txq\n");
154 err = hinic_sq_debug_add(nic_dev, i);
156 netif_err(nic_dev, drv, netdev,
157 "Failed to add SQ%d debug\n", i);
165 hinic_clean_txq(&nic_dev->txqs[i]);
167 for (j = 0; j < i; j++) {
168 hinic_sq_debug_rem(nic_dev->txqs[j].sq);
169 hinic_clean_txq(&nic_dev->txqs[j]);
172 hinic_sq_dbgfs_uninit(nic_dev);
174 devm_kfree(&netdev->dev, nic_dev->txqs);
178 static void enable_txqs_napi(struct hinic_dev *nic_dev)
180 int num_txqs = hinic_hwdev_num_qps(nic_dev->hwdev);
183 for (i = 0; i < num_txqs; i++)
184 napi_enable(&nic_dev->txqs[i].napi);
187 static void disable_txqs_napi(struct hinic_dev *nic_dev)
189 int num_txqs = hinic_hwdev_num_qps(nic_dev->hwdev);
192 for (i = 0; i < num_txqs; i++)
193 napi_disable(&nic_dev->txqs[i].napi);
197 * free_txqs - Free the Logical Tx Queues of specific NIC device
198 * @nic_dev: the specific NIC device
200 static void free_txqs(struct hinic_dev *nic_dev)
202 int i, num_txqs = hinic_hwdev_num_qps(nic_dev->hwdev);
203 struct net_device *netdev = nic_dev->netdev;
208 for (i = 0; i < num_txqs; i++) {
209 hinic_sq_debug_rem(nic_dev->txqs[i].sq);
210 hinic_clean_txq(&nic_dev->txqs[i]);
213 hinic_sq_dbgfs_uninit(nic_dev);
215 devm_kfree(&netdev->dev, nic_dev->txqs);
216 nic_dev->txqs = NULL;
220 * create_rxqs - Create the Logical Rx Queues of specific NIC device
221 * @nic_dev: the specific NIC device
223 * Return 0 - Success, negative - Failure
225 static int create_rxqs(struct hinic_dev *nic_dev)
227 int err, i, j, num_rxqs = hinic_hwdev_num_qps(nic_dev->hwdev);
228 struct net_device *netdev = nic_dev->netdev;
233 nic_dev->rxqs = devm_kcalloc(&netdev->dev, num_rxqs,
234 sizeof(*nic_dev->rxqs), GFP_KERNEL);
238 hinic_rq_dbgfs_init(nic_dev);
240 for (i = 0; i < num_rxqs; i++) {
241 struct hinic_rq *rq = hinic_hwdev_get_rq(nic_dev->hwdev, i);
243 err = hinic_init_rxq(&nic_dev->rxqs[i], rq, netdev);
245 netif_err(nic_dev, drv, netdev,
246 "Failed to init rxq\n");
250 err = hinic_rq_debug_add(nic_dev, i);
252 netif_err(nic_dev, drv, netdev,
253 "Failed to add RQ%d debug\n", i);
261 hinic_clean_rxq(&nic_dev->rxqs[i]);
263 for (j = 0; j < i; j++) {
264 hinic_rq_debug_rem(nic_dev->rxqs[j].rq);
265 hinic_clean_rxq(&nic_dev->rxqs[j]);
268 hinic_rq_dbgfs_uninit(nic_dev);
270 devm_kfree(&netdev->dev, nic_dev->rxqs);
275 * free_rxqs - Free the Logical Rx Queues of specific NIC device
276 * @nic_dev: the specific NIC device
278 static void free_rxqs(struct hinic_dev *nic_dev)
280 int i, num_rxqs = hinic_hwdev_num_qps(nic_dev->hwdev);
281 struct net_device *netdev = nic_dev->netdev;
286 for (i = 0; i < num_rxqs; i++) {
287 hinic_rq_debug_rem(nic_dev->rxqs[i].rq);
288 hinic_clean_rxq(&nic_dev->rxqs[i]);
291 hinic_rq_dbgfs_uninit(nic_dev);
293 devm_kfree(&netdev->dev, nic_dev->rxqs);
294 nic_dev->rxqs = NULL;
297 static int hinic_configure_max_qnum(struct hinic_dev *nic_dev)
299 return hinic_set_max_qnum(nic_dev, nic_dev->hwdev->nic_cap.max_qps);
302 static int hinic_rss_init(struct hinic_dev *nic_dev)
304 u8 default_rss_key[HINIC_RSS_KEY_SIZE];
305 u8 tmpl_idx = nic_dev->rss_tmpl_idx;
309 indir_tbl = kcalloc(HINIC_RSS_INDIR_SIZE, sizeof(u32), GFP_KERNEL);
313 netdev_rss_key_fill(default_rss_key, sizeof(default_rss_key));
314 for (i = 0; i < HINIC_RSS_INDIR_SIZE; i++)
315 indir_tbl[i] = ethtool_rxfh_indir_default(i, nic_dev->num_rss);
317 err = hinic_rss_set_template_tbl(nic_dev, tmpl_idx, default_rss_key);
321 err = hinic_rss_set_indir_tbl(nic_dev, tmpl_idx, indir_tbl);
325 err = hinic_set_rss_type(nic_dev, tmpl_idx, nic_dev->rss_type);
329 err = hinic_rss_set_hash_engine(nic_dev, tmpl_idx,
330 nic_dev->rss_hash_engine);
334 err = hinic_rss_cfg(nic_dev, 1, tmpl_idx);
343 static void hinic_rss_deinit(struct hinic_dev *nic_dev)
345 hinic_rss_cfg(nic_dev, 0, nic_dev->rss_tmpl_idx);
348 static void hinic_init_rss_parameters(struct hinic_dev *nic_dev)
350 nic_dev->rss_hash_engine = HINIC_RSS_HASH_ENGINE_TYPE_XOR;
351 nic_dev->rss_type.tcp_ipv6_ext = 1;
352 nic_dev->rss_type.ipv6_ext = 1;
353 nic_dev->rss_type.tcp_ipv6 = 1;
354 nic_dev->rss_type.ipv6 = 1;
355 nic_dev->rss_type.tcp_ipv4 = 1;
356 nic_dev->rss_type.ipv4 = 1;
357 nic_dev->rss_type.udp_ipv6 = 1;
358 nic_dev->rss_type.udp_ipv4 = 1;
361 static void hinic_enable_rss(struct hinic_dev *nic_dev)
363 struct net_device *netdev = nic_dev->netdev;
364 struct hinic_hwdev *hwdev = nic_dev->hwdev;
365 struct hinic_hwif *hwif = hwdev->hwif;
366 struct pci_dev *pdev = hwif->pdev;
367 int i, node, err = 0;
370 if (nic_dev->max_qps <= 1) {
371 nic_dev->flags &= ~HINIC_RSS_ENABLE;
372 nic_dev->rss_limit = nic_dev->max_qps;
373 nic_dev->num_qps = nic_dev->max_qps;
374 nic_dev->num_rss = nic_dev->max_qps;
379 err = hinic_rss_template_alloc(nic_dev, &nic_dev->rss_tmpl_idx);
381 netif_err(nic_dev, drv, netdev,
382 "Failed to alloc tmpl_idx for rss, can't enable rss for this function\n");
383 nic_dev->flags &= ~HINIC_RSS_ENABLE;
384 nic_dev->max_qps = 1;
385 nic_dev->rss_limit = nic_dev->max_qps;
386 nic_dev->num_qps = nic_dev->max_qps;
387 nic_dev->num_rss = nic_dev->max_qps;
392 nic_dev->flags |= HINIC_RSS_ENABLE;
394 for (i = 0; i < num_online_cpus(); i++) {
395 node = cpu_to_node(i);
396 if (node == dev_to_node(&pdev->dev))
401 num_cpus = num_online_cpus();
403 nic_dev->num_qps = hinic_hwdev_num_qps(hwdev);
404 nic_dev->num_qps = min_t(u16, nic_dev->num_qps, num_cpus);
406 nic_dev->rss_limit = nic_dev->num_qps;
407 nic_dev->num_rss = nic_dev->num_qps;
409 hinic_init_rss_parameters(nic_dev);
410 err = hinic_rss_init(nic_dev);
412 netif_err(nic_dev, drv, netdev, "Failed to init rss\n");
415 int hinic_open(struct net_device *netdev)
417 struct hinic_dev *nic_dev = netdev_priv(netdev);
418 enum hinic_port_link_state link_state;
421 if (!(nic_dev->flags & HINIC_INTF_UP)) {
422 err = hinic_hwdev_ifup(nic_dev->hwdev, nic_dev->sq_depth,
425 netif_err(nic_dev, drv, netdev,
426 "Failed - HW interface up\n");
431 err = create_txqs(nic_dev);
433 netif_err(nic_dev, drv, netdev,
434 "Failed to create Tx queues\n");
435 goto err_create_txqs;
438 enable_txqs_napi(nic_dev);
440 err = create_rxqs(nic_dev);
442 netif_err(nic_dev, drv, netdev,
443 "Failed to create Rx queues\n");
444 goto err_create_rxqs;
447 hinic_enable_rss(nic_dev);
449 err = hinic_configure_max_qnum(nic_dev);
451 netif_err(nic_dev, drv, nic_dev->netdev,
452 "Failed to configure the maximum number of queues\n");
456 netif_set_real_num_tx_queues(netdev, nic_dev->num_qps);
457 netif_set_real_num_rx_queues(netdev, nic_dev->num_qps);
459 err = hinic_port_set_state(nic_dev, HINIC_PORT_ENABLE);
461 netif_err(nic_dev, drv, netdev,
462 "Failed to set port state\n");
466 err = hinic_port_set_func_state(nic_dev, HINIC_FUNC_PORT_ENABLE);
468 netif_err(nic_dev, drv, netdev,
469 "Failed to set func port state\n");
470 goto err_func_port_state;
473 down(&nic_dev->mgmt_lock);
475 err = hinic_port_link_state(nic_dev, &link_state);
477 netif_err(nic_dev, drv, netdev, "Failed to get link state\n");
481 if (!HINIC_IS_VF(nic_dev->hwdev->hwif))
482 hinic_notify_all_vfs_link_changed(nic_dev->hwdev, link_state);
484 if (link_state == HINIC_LINK_STATE_UP) {
485 nic_dev->flags |= HINIC_LINK_UP;
486 nic_dev->cable_unplugged = false;
487 nic_dev->module_unrecognized = false;
490 nic_dev->flags |= HINIC_INTF_UP;
492 if ((nic_dev->flags & (HINIC_LINK_UP | HINIC_INTF_UP)) ==
493 (HINIC_LINK_UP | HINIC_INTF_UP)) {
494 netif_info(nic_dev, drv, netdev, "link + intf UP\n");
495 netif_carrier_on(netdev);
496 netif_tx_wake_all_queues(netdev);
499 up(&nic_dev->mgmt_lock);
501 netif_info(nic_dev, drv, netdev, "HINIC_INTF is UP\n");
505 up(&nic_dev->mgmt_lock);
506 ret = hinic_port_set_func_state(nic_dev, HINIC_FUNC_PORT_DISABLE);
508 netif_warn(nic_dev, drv, netdev,
509 "Failed to revert func port state\n");
512 ret = hinic_port_set_state(nic_dev, HINIC_PORT_DISABLE);
514 netif_warn(nic_dev, drv, netdev,
515 "Failed to revert port state\n");
518 if (nic_dev->flags & HINIC_RSS_ENABLE) {
519 hinic_rss_deinit(nic_dev);
520 hinic_rss_template_free(nic_dev, nic_dev->rss_tmpl_idx);
524 disable_txqs_napi(nic_dev);
528 if (!(nic_dev->flags & HINIC_INTF_UP))
529 hinic_hwdev_ifdown(nic_dev->hwdev);
533 int hinic_close(struct net_device *netdev)
535 struct hinic_dev *nic_dev = netdev_priv(netdev);
538 /* Disable txq napi firstly to aviod rewaking txq in free_tx_poll */
539 disable_txqs_napi(nic_dev);
541 down(&nic_dev->mgmt_lock);
543 flags = nic_dev->flags;
544 nic_dev->flags &= ~HINIC_INTF_UP;
546 netif_carrier_off(netdev);
547 netif_tx_disable(netdev);
549 up(&nic_dev->mgmt_lock);
551 if (!HINIC_IS_VF(nic_dev->hwdev->hwif))
552 hinic_notify_all_vfs_link_changed(nic_dev->hwdev, 0);
554 hinic_port_set_state(nic_dev, HINIC_PORT_DISABLE);
556 hinic_port_set_func_state(nic_dev, HINIC_FUNC_PORT_DISABLE);
558 if (nic_dev->flags & HINIC_RSS_ENABLE) {
559 hinic_rss_deinit(nic_dev);
560 hinic_rss_template_free(nic_dev, nic_dev->rss_tmpl_idx);
566 if (flags & HINIC_INTF_UP)
567 hinic_hwdev_ifdown(nic_dev->hwdev);
569 netif_info(nic_dev, drv, netdev, "HINIC_INTF is DOWN\n");
573 static int hinic_change_mtu(struct net_device *netdev, int new_mtu)
575 struct hinic_dev *nic_dev = netdev_priv(netdev);
578 netif_info(nic_dev, drv, netdev, "set_mtu = %d\n", new_mtu);
580 err = hinic_port_set_mtu(nic_dev, new_mtu);
582 netif_err(nic_dev, drv, netdev, "Failed to set port mtu\n");
584 netdev->mtu = new_mtu;
590 * change_mac_addr - change the main mac address of network device
591 * @netdev: network device
592 * @addr: mac address to set
594 * Return 0 - Success, negative - Failure
596 static int change_mac_addr(struct net_device *netdev, const u8 *addr)
598 struct hinic_dev *nic_dev = netdev_priv(netdev);
602 if (!is_valid_ether_addr(addr))
603 return -EADDRNOTAVAIL;
605 netif_info(nic_dev, drv, netdev, "change mac addr = %02x %02x %02x %02x %02x %02x\n",
606 addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]);
608 down(&nic_dev->mgmt_lock);
611 err = hinic_port_del_mac(nic_dev, netdev->dev_addr, vid);
613 netif_err(nic_dev, drv, netdev,
614 "Failed to delete mac\n");
618 err = hinic_port_add_mac(nic_dev, addr, vid);
620 netif_err(nic_dev, drv, netdev, "Failed to add mac\n");
624 vid = find_next_bit(nic_dev->vlan_bitmap, VLAN_N_VID, vid + 1);
625 } while (vid != VLAN_N_VID);
627 up(&nic_dev->mgmt_lock);
631 static int hinic_set_mac_addr(struct net_device *netdev, void *addr)
633 unsigned char new_mac[ETH_ALEN];
634 struct sockaddr *saddr = addr;
637 memcpy(new_mac, saddr->sa_data, ETH_ALEN);
639 err = change_mac_addr(netdev, new_mac);
641 eth_hw_addr_set(netdev, new_mac);
647 * add_mac_addr - add mac address to network device
648 * @netdev: network device
649 * @addr: mac address to add
651 * Return 0 - Success, negative - Failure
653 static int add_mac_addr(struct net_device *netdev, const u8 *addr)
655 struct hinic_dev *nic_dev = netdev_priv(netdev);
659 netif_info(nic_dev, drv, netdev, "set mac addr = %02x %02x %02x %02x %02x %02x\n",
660 addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]);
662 down(&nic_dev->mgmt_lock);
665 err = hinic_port_add_mac(nic_dev, addr, vid);
667 netif_err(nic_dev, drv, netdev, "Failed to add mac\n");
671 vid = find_next_bit(nic_dev->vlan_bitmap, VLAN_N_VID, vid + 1);
672 } while (vid != VLAN_N_VID);
674 up(&nic_dev->mgmt_lock);
679 * remove_mac_addr - remove mac address from network device
680 * @netdev: network device
681 * @addr: mac address to remove
683 * Return 0 - Success, negative - Failure
685 static int remove_mac_addr(struct net_device *netdev, const u8 *addr)
687 struct hinic_dev *nic_dev = netdev_priv(netdev);
691 if (!is_valid_ether_addr(addr))
692 return -EADDRNOTAVAIL;
694 netif_info(nic_dev, drv, netdev, "remove mac addr = %02x %02x %02x %02x %02x %02x\n",
695 addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]);
697 down(&nic_dev->mgmt_lock);
700 err = hinic_port_del_mac(nic_dev, addr, vid);
702 netif_err(nic_dev, drv, netdev,
703 "Failed to delete mac\n");
707 vid = find_next_bit(nic_dev->vlan_bitmap, VLAN_N_VID, vid + 1);
708 } while (vid != VLAN_N_VID);
710 up(&nic_dev->mgmt_lock);
714 static int hinic_vlan_rx_add_vid(struct net_device *netdev,
715 __always_unused __be16 proto, u16 vid)
717 struct hinic_dev *nic_dev = netdev_priv(netdev);
720 netif_info(nic_dev, drv, netdev, "add vid = %d\n", vid);
722 down(&nic_dev->mgmt_lock);
724 err = hinic_port_add_vlan(nic_dev, vid);
726 netif_err(nic_dev, drv, netdev, "Failed to add vlan\n");
730 err = hinic_port_add_mac(nic_dev, netdev->dev_addr, vid);
731 if (err && err != HINIC_PF_SET_VF_ALREADY) {
732 netif_err(nic_dev, drv, netdev, "Failed to set mac\n");
736 bitmap_set(nic_dev->vlan_bitmap, vid, 1);
738 up(&nic_dev->mgmt_lock);
742 ret = hinic_port_del_vlan(nic_dev, vid);
744 netif_err(nic_dev, drv, netdev,
745 "Failed to revert by removing vlan\n");
748 up(&nic_dev->mgmt_lock);
752 static int hinic_vlan_rx_kill_vid(struct net_device *netdev,
753 __always_unused __be16 proto, u16 vid)
755 struct hinic_dev *nic_dev = netdev_priv(netdev);
758 netif_info(nic_dev, drv, netdev, "remove vid = %d\n", vid);
760 down(&nic_dev->mgmt_lock);
762 err = hinic_port_del_vlan(nic_dev, vid);
764 netif_err(nic_dev, drv, netdev, "Failed to delete vlan\n");
768 bitmap_clear(nic_dev->vlan_bitmap, vid, 1);
770 up(&nic_dev->mgmt_lock);
774 up(&nic_dev->mgmt_lock);
778 static void set_rx_mode(struct work_struct *work)
780 struct hinic_rx_mode_work *rx_mode_work = work_to_rx_mode_work(work);
781 struct hinic_dev *nic_dev = rx_mode_work_to_nic_dev(rx_mode_work);
783 hinic_port_set_rx_mode(nic_dev, rx_mode_work->rx_mode);
785 __dev_uc_sync(nic_dev->netdev, add_mac_addr, remove_mac_addr);
786 __dev_mc_sync(nic_dev->netdev, add_mac_addr, remove_mac_addr);
789 static void hinic_set_rx_mode(struct net_device *netdev)
791 struct hinic_dev *nic_dev = netdev_priv(netdev);
792 struct hinic_rx_mode_work *rx_mode_work;
795 rx_mode_work = &nic_dev->rx_mode_work;
797 rx_mode = HINIC_RX_MODE_UC |
801 if (netdev->flags & IFF_PROMISC) {
802 if (!HINIC_IS_VF(nic_dev->hwdev->hwif))
803 rx_mode |= HINIC_RX_MODE_PROMISC;
804 } else if (netdev->flags & IFF_ALLMULTI) {
805 rx_mode |= HINIC_RX_MODE_MC_ALL;
808 rx_mode_work->rx_mode = rx_mode;
810 queue_work(nic_dev->workq, &rx_mode_work->work);
813 static void hinic_tx_timeout(struct net_device *netdev, unsigned int txqueue)
815 struct hinic_dev *nic_dev = netdev_priv(netdev);
816 u16 sw_pi, hw_ci, sw_ci;
820 num_sqs = hinic_hwdev_num_qps(nic_dev->hwdev);
822 netif_err(nic_dev, drv, netdev, "Tx timeout\n");
824 for (q_id = 0; q_id < num_sqs; q_id++) {
825 if (!netif_xmit_stopped(netdev_get_tx_queue(netdev, q_id)))
828 sq = hinic_hwdev_get_sq(nic_dev->hwdev, q_id);
829 sw_pi = atomic_read(&sq->wq->prod_idx) & sq->wq->mask;
830 hw_ci = be16_to_cpu(*(u16 *)(sq->hw_ci_addr)) & sq->wq->mask;
831 sw_ci = atomic_read(&sq->wq->cons_idx) & sq->wq->mask;
832 netif_err(nic_dev, drv, netdev, "Txq%d: sw_pi: %d, hw_ci: %d, sw_ci: %d, napi->state: 0x%lx\n",
833 q_id, sw_pi, hw_ci, sw_ci,
834 nic_dev->txqs[q_id].napi.state);
838 static void hinic_get_stats64(struct net_device *netdev,
839 struct rtnl_link_stats64 *stats)
841 struct hinic_dev *nic_dev = netdev_priv(netdev);
842 struct hinic_rxq_stats nic_rx_stats = {};
843 struct hinic_txq_stats nic_tx_stats = {};
845 if (nic_dev->flags & HINIC_INTF_UP)
846 gather_nic_stats(nic_dev, &nic_rx_stats, &nic_tx_stats);
848 stats->rx_bytes = nic_rx_stats.bytes;
849 stats->rx_packets = nic_rx_stats.pkts;
850 stats->rx_errors = nic_rx_stats.errors;
852 stats->tx_bytes = nic_tx_stats.bytes;
853 stats->tx_packets = nic_tx_stats.pkts;
854 stats->tx_errors = nic_tx_stats.tx_dropped;
857 static int hinic_set_features(struct net_device *netdev,
858 netdev_features_t features)
860 struct hinic_dev *nic_dev = netdev_priv(netdev);
862 return set_features(nic_dev, nic_dev->netdev->features,
866 static netdev_features_t hinic_fix_features(struct net_device *netdev,
867 netdev_features_t features)
869 struct hinic_dev *nic_dev = netdev_priv(netdev);
871 /* If Rx checksum is disabled, then LRO should also be disabled */
872 if (!(features & NETIF_F_RXCSUM)) {
873 netif_info(nic_dev, drv, netdev, "disabling LRO as RXCSUM is off\n");
874 features &= ~NETIF_F_LRO;
880 static const struct net_device_ops hinic_netdev_ops = {
881 .ndo_open = hinic_open,
882 .ndo_stop = hinic_close,
883 .ndo_change_mtu = hinic_change_mtu,
884 .ndo_set_mac_address = hinic_set_mac_addr,
885 .ndo_validate_addr = eth_validate_addr,
886 .ndo_vlan_rx_add_vid = hinic_vlan_rx_add_vid,
887 .ndo_vlan_rx_kill_vid = hinic_vlan_rx_kill_vid,
888 .ndo_set_rx_mode = hinic_set_rx_mode,
889 .ndo_start_xmit = hinic_xmit_frame,
890 .ndo_tx_timeout = hinic_tx_timeout,
891 .ndo_get_stats64 = hinic_get_stats64,
892 .ndo_fix_features = hinic_fix_features,
893 .ndo_set_features = hinic_set_features,
894 .ndo_set_vf_mac = hinic_ndo_set_vf_mac,
895 .ndo_set_vf_vlan = hinic_ndo_set_vf_vlan,
896 .ndo_get_vf_config = hinic_ndo_get_vf_config,
897 .ndo_set_vf_trust = hinic_ndo_set_vf_trust,
898 .ndo_set_vf_rate = hinic_ndo_set_vf_bw,
899 .ndo_set_vf_spoofchk = hinic_ndo_set_vf_spoofchk,
900 .ndo_set_vf_link_state = hinic_ndo_set_vf_link_state,
903 static const struct net_device_ops hinicvf_netdev_ops = {
904 .ndo_open = hinic_open,
905 .ndo_stop = hinic_close,
906 .ndo_change_mtu = hinic_change_mtu,
907 .ndo_set_mac_address = hinic_set_mac_addr,
908 .ndo_validate_addr = eth_validate_addr,
909 .ndo_vlan_rx_add_vid = hinic_vlan_rx_add_vid,
910 .ndo_vlan_rx_kill_vid = hinic_vlan_rx_kill_vid,
911 .ndo_set_rx_mode = hinic_set_rx_mode,
912 .ndo_start_xmit = hinic_xmit_frame,
913 .ndo_tx_timeout = hinic_tx_timeout,
914 .ndo_get_stats64 = hinic_get_stats64,
915 .ndo_fix_features = hinic_fix_features,
916 .ndo_set_features = hinic_set_features,
919 static void netdev_features_init(struct net_device *netdev)
921 netdev->hw_features = NETIF_F_SG | NETIF_F_HIGHDMA | NETIF_F_IP_CSUM |
922 NETIF_F_IPV6_CSUM | NETIF_F_TSO | NETIF_F_TSO6 |
923 NETIF_F_RXCSUM | NETIF_F_LRO |
924 NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX |
925 NETIF_F_GSO_UDP_TUNNEL | NETIF_F_GSO_UDP_TUNNEL_CSUM;
927 netdev->vlan_features = netdev->hw_features;
929 netdev->features = netdev->hw_features | NETIF_F_HW_VLAN_CTAG_FILTER;
931 netdev->hw_enc_features = NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | NETIF_F_SCTP_CRC |
932 NETIF_F_SG | NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_TSO_ECN |
933 NETIF_F_GSO_UDP_TUNNEL_CSUM | NETIF_F_GSO_UDP_TUNNEL;
936 static void hinic_refresh_nic_cfg(struct hinic_dev *nic_dev)
938 struct hinic_nic_cfg *nic_cfg = &nic_dev->hwdev->func_to_io.nic_cfg;
939 struct hinic_pause_config pause_info = {0};
940 struct hinic_port_cap port_cap = {0};
942 if (hinic_port_get_cap(nic_dev, &port_cap))
945 mutex_lock(&nic_cfg->cfg_mutex);
946 if (nic_cfg->pause_set || !port_cap.autoneg_state) {
947 nic_cfg->auto_neg = port_cap.autoneg_state;
948 pause_info.auto_neg = nic_cfg->auto_neg;
949 pause_info.rx_pause = nic_cfg->rx_pause;
950 pause_info.tx_pause = nic_cfg->tx_pause;
951 hinic_set_hw_pause_info(nic_dev->hwdev, &pause_info);
953 mutex_unlock(&nic_cfg->cfg_mutex);
957 * link_status_event_handler - link event handler
958 * @handle: nic device for the handler
959 * @buf_in: input buffer
960 * @in_size: input size
961 * @buf_out: output buffer
962 * @out_size: returned output size
964 static void link_status_event_handler(void *handle, void *buf_in, u16 in_size,
965 void *buf_out, u16 *out_size)
967 struct hinic_port_link_status *link_status, *ret_link_status;
968 struct hinic_dev *nic_dev = handle;
970 link_status = buf_in;
972 if (link_status->link == HINIC_LINK_STATE_UP) {
973 down(&nic_dev->mgmt_lock);
975 nic_dev->flags |= HINIC_LINK_UP;
976 nic_dev->cable_unplugged = false;
977 nic_dev->module_unrecognized = false;
979 if ((nic_dev->flags & (HINIC_LINK_UP | HINIC_INTF_UP)) ==
980 (HINIC_LINK_UP | HINIC_INTF_UP)) {
981 netif_carrier_on(nic_dev->netdev);
982 netif_tx_wake_all_queues(nic_dev->netdev);
985 up(&nic_dev->mgmt_lock);
987 if (!HINIC_IS_VF(nic_dev->hwdev->hwif))
988 hinic_refresh_nic_cfg(nic_dev);
990 netif_info(nic_dev, drv, nic_dev->netdev, "HINIC_Link is UP\n");
992 down(&nic_dev->mgmt_lock);
994 nic_dev->flags &= ~HINIC_LINK_UP;
996 netif_carrier_off(nic_dev->netdev);
997 netif_tx_disable(nic_dev->netdev);
999 up(&nic_dev->mgmt_lock);
1001 netif_info(nic_dev, drv, nic_dev->netdev, "HINIC_Link is DOWN\n");
1004 if (!HINIC_IS_VF(nic_dev->hwdev->hwif))
1005 hinic_notify_all_vfs_link_changed(nic_dev->hwdev,
1008 ret_link_status = buf_out;
1009 ret_link_status->status = 0;
1011 *out_size = sizeof(*ret_link_status);
1014 static void cable_plug_event(void *handle,
1015 void *buf_in, u16 in_size,
1016 void *buf_out, u16 *out_size)
1018 struct hinic_cable_plug_event *plug_event = buf_in;
1019 struct hinic_dev *nic_dev = handle;
1021 nic_dev->cable_unplugged = plug_event->plugged ? false : true;
1023 *out_size = sizeof(*plug_event);
1024 plug_event = buf_out;
1025 plug_event->status = 0;
1028 static void link_err_event(void *handle,
1029 void *buf_in, u16 in_size,
1030 void *buf_out, u16 *out_size)
1032 struct hinic_link_err_event *link_err = buf_in;
1033 struct hinic_dev *nic_dev = handle;
1035 if (link_err->err_type >= LINK_ERR_NUM)
1036 netif_info(nic_dev, link, nic_dev->netdev,
1037 "Link failed, Unknown error type: 0x%x\n",
1038 link_err->err_type);
1040 nic_dev->module_unrecognized = true;
1042 *out_size = sizeof(*link_err);
1044 link_err->status = 0;
1047 static int set_features(struct hinic_dev *nic_dev,
1048 netdev_features_t pre_features,
1049 netdev_features_t features, bool force_change)
1051 netdev_features_t changed = force_change ? ~0 : pre_features ^ features;
1052 u32 csum_en = HINIC_RX_CSUM_OFFLOAD_EN;
1053 netdev_features_t failed_features = 0;
1057 if (changed & NETIF_F_TSO) {
1058 ret = hinic_port_set_tso(nic_dev, (features & NETIF_F_TSO) ?
1059 HINIC_TSO_ENABLE : HINIC_TSO_DISABLE);
1062 failed_features |= NETIF_F_TSO;
1066 if (changed & NETIF_F_RXCSUM) {
1067 ret = hinic_set_rx_csum_offload(nic_dev, csum_en);
1070 failed_features |= NETIF_F_RXCSUM;
1074 if (changed & NETIF_F_LRO) {
1075 ret = hinic_set_rx_lro_state(nic_dev,
1076 !!(features & NETIF_F_LRO),
1077 HINIC_LRO_RX_TIMER_DEFAULT,
1078 HINIC_LRO_MAX_WQE_NUM_DEFAULT);
1081 failed_features |= NETIF_F_LRO;
1085 if (changed & NETIF_F_HW_VLAN_CTAG_RX) {
1086 ret = hinic_set_rx_vlan_offload(nic_dev,
1088 NETIF_F_HW_VLAN_CTAG_RX));
1091 failed_features |= NETIF_F_HW_VLAN_CTAG_RX;
1095 if (changed & NETIF_F_HW_VLAN_CTAG_FILTER) {
1096 ret = hinic_set_vlan_fliter(nic_dev,
1098 NETIF_F_HW_VLAN_CTAG_FILTER));
1101 failed_features |= NETIF_F_HW_VLAN_CTAG_FILTER;
1106 nic_dev->netdev->features = features ^ failed_features;
1113 static int hinic_init_intr_coalesce(struct hinic_dev *nic_dev)
1118 size = sizeof(struct hinic_intr_coal_info) * nic_dev->max_qps;
1119 nic_dev->rx_intr_coalesce = kzalloc(size, GFP_KERNEL);
1120 if (!nic_dev->rx_intr_coalesce)
1122 nic_dev->tx_intr_coalesce = kzalloc(size, GFP_KERNEL);
1123 if (!nic_dev->tx_intr_coalesce) {
1124 kfree(nic_dev->rx_intr_coalesce);
1128 for (i = 0; i < nic_dev->max_qps; i++) {
1129 nic_dev->rx_intr_coalesce[i].pending_limt =
1130 HINIC_DEAULT_TXRX_MSIX_PENDING_LIMIT;
1131 nic_dev->rx_intr_coalesce[i].coalesce_timer_cfg =
1132 HINIC_DEAULT_TXRX_MSIX_COALESC_TIMER_CFG;
1133 nic_dev->rx_intr_coalesce[i].resend_timer_cfg =
1134 HINIC_DEAULT_TXRX_MSIX_RESEND_TIMER_CFG;
1135 nic_dev->tx_intr_coalesce[i].pending_limt =
1136 HINIC_DEAULT_TXRX_MSIX_PENDING_LIMIT;
1137 nic_dev->tx_intr_coalesce[i].coalesce_timer_cfg =
1138 HINIC_DEAULT_TXRX_MSIX_COALESC_TIMER_CFG;
1139 nic_dev->tx_intr_coalesce[i].resend_timer_cfg =
1140 HINIC_DEAULT_TXRX_MSIX_RESEND_TIMER_CFG;
1146 static void hinic_free_intr_coalesce(struct hinic_dev *nic_dev)
1148 kfree(nic_dev->tx_intr_coalesce);
1149 kfree(nic_dev->rx_intr_coalesce);
1153 * nic_dev_init - Initialize the NIC device
1154 * @pdev: the NIC pci device
1156 * Return 0 - Success, negative - Failure
1158 static int nic_dev_init(struct pci_dev *pdev)
1160 struct hinic_rx_mode_work *rx_mode_work;
1161 struct hinic_dev *nic_dev;
1162 struct net_device *netdev;
1163 struct hinic_hwdev *hwdev;
1164 struct devlink *devlink;
1168 devlink = hinic_devlink_alloc(&pdev->dev);
1170 dev_err(&pdev->dev, "Hinic devlink alloc failed\n");
1174 hwdev = hinic_init_hwdev(pdev, devlink);
1175 if (IS_ERR(hwdev)) {
1176 dev_err(&pdev->dev, "Failed to initialize HW device\n");
1177 hinic_devlink_free(devlink);
1178 return PTR_ERR(hwdev);
1181 num_qps = hinic_hwdev_num_qps(hwdev);
1183 dev_err(&pdev->dev, "Invalid number of QPS\n");
1188 netdev = alloc_etherdev_mq(sizeof(*nic_dev), num_qps);
1190 dev_err(&pdev->dev, "Failed to allocate Ethernet device\n");
1192 goto err_alloc_etherdev;
1195 if (!HINIC_IS_VF(hwdev->hwif))
1196 netdev->netdev_ops = &hinic_netdev_ops;
1198 netdev->netdev_ops = &hinicvf_netdev_ops;
1200 netdev->max_mtu = HINIC_MAX_MTU_SIZE;
1201 netdev->min_mtu = HINIC_MIN_MTU_SIZE;
1203 nic_dev = netdev_priv(netdev);
1204 nic_dev->netdev = netdev;
1205 nic_dev->hwdev = hwdev;
1206 nic_dev->msg_enable = MSG_ENABLE_DEFAULT;
1208 nic_dev->txqs = NULL;
1209 nic_dev->rxqs = NULL;
1210 nic_dev->tx_weight = tx_weight;
1211 nic_dev->rx_weight = rx_weight;
1212 nic_dev->sq_depth = HINIC_SQ_DEPTH;
1213 nic_dev->rq_depth = HINIC_RQ_DEPTH;
1214 nic_dev->sriov_info.hwdev = hwdev;
1215 nic_dev->sriov_info.pdev = pdev;
1216 nic_dev->max_qps = num_qps;
1217 nic_dev->devlink = devlink;
1219 hinic_set_ethtool_ops(netdev);
1221 sema_init(&nic_dev->mgmt_lock, 1);
1223 nic_dev->vlan_bitmap = devm_bitmap_zalloc(&pdev->dev, VLAN_N_VID,
1225 if (!nic_dev->vlan_bitmap) {
1227 goto err_vlan_bitmap;
1230 nic_dev->workq = create_singlethread_workqueue(HINIC_WQ_NAME);
1231 if (!nic_dev->workq) {
1236 pci_set_drvdata(pdev, netdev);
1238 err = hinic_port_get_mac(nic_dev, addr);
1240 dev_err(&pdev->dev, "Failed to get mac address\n");
1243 eth_hw_addr_set(netdev, addr);
1245 if (!is_valid_ether_addr(netdev->dev_addr)) {
1246 if (!HINIC_IS_VF(nic_dev->hwdev->hwif)) {
1247 dev_err(&pdev->dev, "Invalid MAC address\n");
1252 dev_info(&pdev->dev, "Invalid MAC address %pM, using random\n",
1254 eth_hw_addr_random(netdev);
1257 err = hinic_port_add_mac(nic_dev, netdev->dev_addr, 0);
1258 if (err && err != HINIC_PF_SET_VF_ALREADY) {
1259 dev_err(&pdev->dev, "Failed to add mac\n");
1263 err = hinic_port_set_mtu(nic_dev, netdev->mtu);
1265 dev_err(&pdev->dev, "Failed to set mtu\n");
1269 rx_mode_work = &nic_dev->rx_mode_work;
1270 INIT_WORK(&rx_mode_work->work, set_rx_mode);
1272 netdev_features_init(netdev);
1274 netif_carrier_off(netdev);
1276 hinic_hwdev_cb_register(nic_dev->hwdev, HINIC_MGMT_MSG_CMD_LINK_STATUS,
1277 nic_dev, link_status_event_handler);
1278 hinic_hwdev_cb_register(nic_dev->hwdev,
1279 HINIC_MGMT_MSG_CMD_CABLE_PLUG_EVENT,
1280 nic_dev, cable_plug_event);
1281 hinic_hwdev_cb_register(nic_dev->hwdev,
1282 HINIC_MGMT_MSG_CMD_LINK_ERR_EVENT,
1283 nic_dev, link_err_event);
1285 err = set_features(nic_dev, 0, nic_dev->netdev->features, true);
1287 goto err_set_features;
1289 /* enable pause and disable pfc by default */
1290 err = hinic_dcb_set_pfc(nic_dev->hwdev, 0, 0);
1294 SET_NETDEV_DEV(netdev, &pdev->dev);
1296 err = hinic_init_intr_coalesce(nic_dev);
1298 dev_err(&pdev->dev, "Failed to init_intr_coalesce\n");
1302 hinic_dbg_init(nic_dev);
1304 hinic_func_tbl_dbgfs_init(nic_dev);
1306 err = hinic_func_table_debug_add(nic_dev);
1308 dev_err(&pdev->dev, "Failed to add func_table debug\n");
1309 goto err_add_func_table_dbg;
1312 err = register_netdev(netdev);
1314 dev_err(&pdev->dev, "Failed to register netdev\n");
1315 goto err_reg_netdev;
1321 hinic_func_table_debug_rem(nic_dev);
1322 err_add_func_table_dbg:
1323 hinic_func_tbl_dbgfs_uninit(nic_dev);
1324 hinic_dbg_uninit(nic_dev);
1325 hinic_free_intr_coalesce(nic_dev);
1329 hinic_hwdev_cb_unregister(nic_dev->hwdev,
1330 HINIC_MGMT_MSG_CMD_LINK_ERR_EVENT);
1331 hinic_hwdev_cb_unregister(nic_dev->hwdev,
1332 HINIC_MGMT_MSG_CMD_CABLE_PLUG_EVENT);
1333 hinic_hwdev_cb_unregister(nic_dev->hwdev,
1334 HINIC_MGMT_MSG_CMD_LINK_STATUS);
1335 cancel_work_sync(&rx_mode_work->work);
1338 hinic_port_del_mac(nic_dev, netdev->dev_addr, 0);
1341 pci_set_drvdata(pdev, NULL);
1342 destroy_workqueue(nic_dev->workq);
1345 free_netdev(netdev);
1349 hinic_free_hwdev(hwdev);
1350 hinic_devlink_free(devlink);
1354 static int hinic_probe(struct pci_dev *pdev,
1355 const struct pci_device_id *id)
1357 int err = pci_enable_device(pdev);
1360 return dev_err_probe(&pdev->dev, err, "Failed to enable PCI device\n");
1362 err = pci_request_regions(pdev, HINIC_DRV_NAME);
1364 dev_err(&pdev->dev, "Failed to request PCI regions\n");
1365 goto err_pci_regions;
1368 pci_set_master(pdev);
1370 err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
1372 dev_err(&pdev->dev, "Failed to set DMA mask\n");
1376 err = nic_dev_init(pdev);
1378 dev_err(&pdev->dev, "Failed to initialize NIC device\n");
1379 goto err_nic_dev_init;
1382 dev_info(&pdev->dev, "HiNIC driver - probed\n");
1387 pci_release_regions(pdev);
1390 pci_disable_device(pdev);
1394 static void wait_sriov_cfg_complete(struct hinic_dev *nic_dev)
1396 struct hinic_sriov_info *sriov_info = &nic_dev->sriov_info;
1399 set_bit(HINIC_FUNC_REMOVE, &sriov_info->state);
1400 usleep_range(9900, 10000);
1402 while (loop_cnt < HINIC_WAIT_SRIOV_CFG_TIMEOUT) {
1403 if (!test_bit(HINIC_SRIOV_ENABLE, &sriov_info->state) &&
1404 !test_bit(HINIC_SRIOV_DISABLE, &sriov_info->state))
1407 usleep_range(9900, 10000);
1412 static void hinic_remove(struct pci_dev *pdev)
1414 struct net_device *netdev = pci_get_drvdata(pdev);
1415 struct hinic_dev *nic_dev = netdev_priv(netdev);
1416 struct devlink *devlink = nic_dev->devlink;
1417 struct hinic_rx_mode_work *rx_mode_work;
1419 if (!HINIC_IS_VF(nic_dev->hwdev->hwif)) {
1420 wait_sriov_cfg_complete(nic_dev);
1421 hinic_pci_sriov_disable(pdev);
1424 unregister_netdev(netdev);
1426 hinic_func_table_debug_rem(nic_dev);
1428 hinic_func_tbl_dbgfs_uninit(nic_dev);
1430 hinic_dbg_uninit(nic_dev);
1432 hinic_free_intr_coalesce(nic_dev);
1434 hinic_port_del_mac(nic_dev, netdev->dev_addr, 0);
1436 hinic_hwdev_cb_unregister(nic_dev->hwdev,
1437 HINIC_MGMT_MSG_CMD_LINK_ERR_EVENT);
1438 hinic_hwdev_cb_unregister(nic_dev->hwdev,
1439 HINIC_MGMT_MSG_CMD_CABLE_PLUG_EVENT);
1440 hinic_hwdev_cb_unregister(nic_dev->hwdev,
1441 HINIC_MGMT_MSG_CMD_LINK_STATUS);
1443 rx_mode_work = &nic_dev->rx_mode_work;
1444 cancel_work_sync(&rx_mode_work->work);
1446 pci_set_drvdata(pdev, NULL);
1448 destroy_workqueue(nic_dev->workq);
1450 hinic_free_hwdev(nic_dev->hwdev);
1452 free_netdev(netdev);
1454 hinic_devlink_free(devlink);
1456 pci_release_regions(pdev);
1457 pci_disable_device(pdev);
1459 dev_info(&pdev->dev, "HiNIC driver - removed\n");
1462 static void hinic_shutdown(struct pci_dev *pdev)
1464 pci_disable_device(pdev);
1467 static const struct pci_device_id hinic_pci_table[] = {
1468 { PCI_VDEVICE(HUAWEI, HINIC_DEV_ID_QUAD_PORT_25GE), 0},
1469 { PCI_VDEVICE(HUAWEI, HINIC_DEV_ID_DUAL_PORT_100GE), 0},
1470 { PCI_VDEVICE(HUAWEI, HINIC_DEV_ID_DUAL_PORT_100GE_MEZZ), 0},
1471 { PCI_VDEVICE(HUAWEI, HINIC_DEV_ID_QUAD_PORT_25GE_MEZZ), 0},
1472 { PCI_VDEVICE(HUAWEI, HINIC_DEV_ID_VF), 0},
1475 MODULE_DEVICE_TABLE(pci, hinic_pci_table);
1477 static struct pci_driver hinic_driver = {
1478 .name = HINIC_DRV_NAME,
1479 .id_table = hinic_pci_table,
1480 .probe = hinic_probe,
1481 .remove = hinic_remove,
1482 .shutdown = hinic_shutdown,
1483 .sriov_configure = hinic_pci_sriov_configure,
1486 static int __init hinic_module_init(void)
1490 hinic_dbg_register_debugfs(HINIC_DRV_NAME);
1492 ret = pci_register_driver(&hinic_driver);
1494 hinic_dbg_unregister_debugfs();
1499 static void __exit hinic_module_exit(void)
1501 pci_unregister_driver(&hinic_driver);
1502 hinic_dbg_unregister_debugfs();
1505 module_init(hinic_module_init);
1506 module_exit(hinic_module_exit);