hinic3_nic_dev.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2/* Copyright (c) Huawei Technologies Co., Ltd. 2025. All rights reserved. */
 3
 4#ifndef _HINIC3_NIC_DEV_H_
 5#define _HINIC3_NIC_DEV_H_
 6
 7#include <linux/netdevice.h>
 8
 9#include "hinic3_hw_cfg.h"
10#include "hinic3_mgmt_interface.h"
11
12enum hinic3_flags {
13	HINIC3_RSS_ENABLE,
14};
15
16enum hinic3_rss_hash_type {
17	HINIC3_RSS_HASH_ENGINE_TYPE_XOR  = 0,
18	HINIC3_RSS_HASH_ENGINE_TYPE_TOEP = 1,
19};
20
21struct hinic3_rss_type {
22	u8 tcp_ipv6_ext;
23	u8 ipv6_ext;
24	u8 tcp_ipv6;
25	u8 ipv6;
26	u8 tcp_ipv4;
27	u8 ipv4;
28	u8 udp_ipv6;
29	u8 udp_ipv4;
30};
31
32struct hinic3_irq_cfg {
33	struct net_device  *netdev;
34	u16                msix_entry_idx;
35	/* provided by OS */
36	u32                irq_id;
37	char               irq_name[IFNAMSIZ + 16];
38	struct napi_struct napi;
39	cpumask_t          affinity_mask;
40	struct hinic3_txq  *txq;
41	struct hinic3_rxq  *rxq;
42};
43
44struct hinic3_dyna_txrxq_params {
45	u16                        num_qps;
46	u32                        sq_depth;
47	u32                        rq_depth;
48
49	struct hinic3_dyna_txq_res *txqs_res;
50	struct hinic3_dyna_rxq_res *rxqs_res;
51	struct hinic3_irq_cfg      *irq_cfg;
52};
53
54struct hinic3_intr_coal_info {
55	u8 pending_limit;
56	u8 coalesce_timer_cfg;
57	u8 resend_timer_cfg;
58};
59
60struct hinic3_nic_dev {
61	struct pci_dev                  *pdev;
62	struct net_device               *netdev;
63	struct hinic3_hwdev             *hwdev;
64	struct hinic3_nic_io            *nic_io;
65
66	u16                             max_qps;
67	u16                             rx_buf_len;
68	u32                             lro_replenish_thld;
69	unsigned long                   flags;
70	struct hinic3_nic_service_cap   nic_svc_cap;
71
72	struct hinic3_dyna_txrxq_params q_params;
73	struct hinic3_txq               *txqs;
74	struct hinic3_rxq               *rxqs;
75
76	enum hinic3_rss_hash_type       rss_hash_type;
77	struct hinic3_rss_type          rss_type;
78	u8                              *rss_hkey;
79	u16                             *rss_indir;
80
81	u16                             num_qp_irq;
82	struct msix_entry               *qps_msix_entries;
83
84	struct hinic3_intr_coal_info    *intr_coalesce;
85
86	bool                            link_status_up;
87};
88
89void hinic3_set_netdev_ops(struct net_device *netdev);
90int hinic3_qps_irq_init(struct net_device *netdev);
91void hinic3_qps_irq_uninit(struct net_device *netdev);
92
93#endif