1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
|
/* SPDX-License-Identifier: GPL-2.0-only */
/* Atlantic Network Driver
*
* Copyright (C) 2014-2019 aQuantia Corporation
* Copyright (C) 2019-2020 Marvell International Ltd.
*/
/* File aq_nic.h: Declaration of common code for NIC. */
#ifndef AQ_NIC_H
#define AQ_NIC_H
#include <linux/ethtool.h>
#include "aq_common.h"
#include "aq_rss.h"
#include "aq_hw.h"
struct aq_ring_s;
struct aq_hw_ops;
struct aq_fw_s;
struct aq_vec_s;
struct aq_macsec_cfg;
struct aq_ptp_s;
enum aq_rx_filter_type;
enum aq_fc_mode {
AQ_NIC_FC_OFF = 0,
AQ_NIC_FC_TX,
AQ_NIC_FC_RX,
AQ_NIC_FC_FULL,
};
struct aq_fc_info {
enum aq_fc_mode req;
enum aq_fc_mode cur;
};
struct aq_nic_cfg_s {
const struct aq_hw_caps_s *aq_hw_caps;
u64 features;
u32 rxds; /* rx ring size, descriptors # */
u32 txds; /* tx ring size, descriptors # */
u32 vecs; /* allocated rx/tx vectors */
u32 link_irq_vec;
u32 irq_type;
u32 itr;
u16 rx_itr;
u16 tx_itr;
u32 rxpageorder;
u32 num_rss_queues;
u32 mtu;
struct aq_fc_info fc;
u32 link_speed_msk;
u32 wol;
u8 is_vlan_rx_strip;
u8 is_vlan_tx_insert;
bool is_vlan_force_promisc;
u16 is_mc_list_enabled;
u16 mc_list_count;
bool is_autoneg;
bool is_polling;
bool is_rss;
bool is_lro;
bool is_qos;
bool is_ptp;
bool is_media_detect;
int downshift_counter;
enum aq_tc_mode tc_mode;
u32 priv_flags;
u8 tcs;
u8 prio_tc_map[8];
u32 tc_max_rate[AQ_CFG_TCS_MAX];
unsigned long tc_min_rate_msk;
u32 tc_min_rate[AQ_CFG_TCS_MAX];
struct aq_rss_parameters aq_rss;
u32 eee_speeds;
};
#define AQ_NIC_FLAG_STARTED 0x00000004U
#define AQ_NIC_FLAG_STOPPING 0x00000008U
#define AQ_NIC_FLAG_RESETTING 0x00000010U
#define AQ_NIC_FLAG_CLOSING 0x00000020U
#define AQ_NIC_PTP_DPATH_UP 0x02000000U
#define AQ_NIC_LINK_DOWN 0x04000000U
#define AQ_NIC_FLAG_ERR_UNPLUG 0x40000000U
#define AQ_NIC_FLAG_ERR_HW 0x80000000U
#define AQ_NIC_QUIRK_BAD_PTP BIT(0)
#define AQ_NIC_WOL_MODES (WAKE_MAGIC |\
WAKE_PHY)
#define AQ_NIC_CFG_RING_PER_TC(_NIC_CFG_) \
(((_NIC_CFG_)->tc_mode == AQ_TC_MODE_4TCS) ? 8 : 4)
#define AQ_NIC_CFG_TCVEC2RING(_NIC_CFG_, _TC_, _VEC_) \
((_TC_) * AQ_NIC_CFG_RING_PER_TC(_NIC_CFG_) + (_VEC_))
#define AQ_NIC_RING2QMAP(_NIC_, _ID_) \
((_ID_) / AQ_NIC_CFG_RING_PER_TC(&(_NIC_)->aq_nic_cfg) * \
(_NIC_)->aq_vecs + \
((_ID_) % AQ_NIC_CFG_RING_PER_TC(&(_NIC_)->aq_nic_cfg)))
struct aq_hw_rx_fl2 {
struct aq_rx_filter_vlan aq_vlans[AQ_VLAN_MAX_FILTERS];
};
struct aq_hw_rx_fl3l4 {
u8 active_ipv4;
u8 active_ipv6:2;
u8 is_ipv6;
u8 reserved_count;
};
struct aq_hw_rx_fltrs_s {
struct hlist_head filter_list;
u16 active_filters;
struct aq_hw_rx_fl2 fl2;
struct aq_hw_rx_fl3l4 fl3l4;
/* filter ether type */
u8 fet_reserved_count;
};
struct aq_nic_s {
atomic_t flags;
u32 msg_enable;
struct aq_vec_s *aq_vec[AQ_CFG_VECS_MAX];
struct aq_ring_s *aq_ring_tx[AQ_HW_QUEUES_MAX];
struct aq_hw_s *aq_hw;
struct net_device *ndev;
unsigned int aq_vecs;
unsigned int packet_filter;
unsigned int power_state;
u8 port;
const struct aq_hw_ops *aq_hw_ops;
const struct aq_fw_ops *aq_fw_ops;
struct aq_nic_cfg_s aq_nic_cfg;
struct timer_list service_timer;
struct work_struct service_task;
struct timer_list polling_timer;
struct aq_hw_link_status_s link_status;
struct {
u32 count;
u8 ar[AQ_HW_MULTICAST_ADDRESS_MAX][ETH_ALEN];
} mc_list;
/* Bitmask of currently assigned vlans from linux */
unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
struct pci_dev *pdev;
unsigned int msix_entry_mask;
u32 irqvecs;
/* mutex to serialize FW interface access operations */
struct mutex fwreq_mutex;
#if IS_ENABLED(CONFIG_MACSEC)
struct aq_macsec_cfg *macsec_cfg;
#endif
/* PTP support */
struct aq_ptp_s *aq_ptp;
struct aq_hw_rx_fltrs_s aq_hw_rx_fltrs;
};
static inline struct device *aq_nic_get_dev(struct aq_nic_s *self)
{
return self->ndev->dev.parent;
}
void aq_nic_ndev_init(struct aq_nic_s *self);
struct aq_nic_s *aq_nic_alloc_hot(struct net_device *ndev);
void aq_nic_set_tx_ring(struct aq_nic_s *self, unsigned int idx,
struct aq_ring_s *ring);
struct net_device *aq_nic_get_ndev(struct aq_nic_s *self);
int aq_nic_init(struct aq_nic_s *self);
void aq_nic_cfg_start(struct aq_nic_s *self);
int aq_nic_ndev_register(struct aq_nic_s *self);
void aq_nic_ndev_free(struct aq_nic_s *self);
int aq_nic_start(struct aq_nic_s *self);
unsigned int aq_nic_map_skb(struct aq_nic_s *self, struct sk_buff *skb,
struct aq_ring_s *ring);
int aq_nic_xmit(struct aq_nic_s *self, struct sk_buff *skb);
int aq_nic_get_regs(struct aq_nic_s *self, struct ethtool_regs *regs, void *p);
int aq_nic_get_regs_count(struct aq_nic_s *self);
u64 *aq_nic_get_stats(struct aq_nic_s *self, u64 *data);
int aq_nic_stop(struct aq_nic_s *self);
void aq_nic_deinit(struct aq_nic_s *self, bool link_down);
void aq_nic_set_power(struct aq_nic_s *self);
void aq_nic_free_hot_resources(struct aq_nic_s *self);
void aq_nic_free_vectors(struct aq_nic_s *self);
int aq_nic_realloc_vectors(struct aq_nic_s *self);
int aq_nic_set_mtu(struct aq_nic_s *self, int new_mtu);
int aq_nic_set_mac(struct aq_nic_s *self, struct net_device *ndev);
int aq_nic_set_packet_filter(struct aq_nic_s *self, unsigned int flags);
int aq_nic_set_multicast_list(struct aq_nic_s *self, struct net_device *ndev);
unsigned int aq_nic_get_link_speed(struct aq_nic_s *self);
void aq_nic_get_link_ksettings(struct aq_nic_s *self,
struct ethtool_link_ksettings *cmd);
int aq_nic_set_link_ksettings(struct aq_nic_s *self,
const struct ethtool_link_ksettings *cmd);
struct aq_nic_cfg_s *aq_nic_get_cfg(struct aq_nic_s *self);
u32 aq_nic_get_fw_version(struct aq_nic_s *self);
int aq_nic_set_loopback(struct aq_nic_s *self);
int aq_nic_set_downshift(struct aq_nic_s *self, int val);
int aq_nic_set_media_detect(struct aq_nic_s *self, int val);
int aq_nic_update_interrupt_moderation_settings(struct aq_nic_s *self);
void aq_nic_shutdown(struct aq_nic_s *self);
u8 aq_nic_reserve_filter(struct aq_nic_s *self, enum aq_rx_filter_type type);
void aq_nic_release_filter(struct aq_nic_s *self, enum aq_rx_filter_type type,
u32 location);
int aq_nic_setup_tc_mqprio(struct aq_nic_s *self, u32 tcs, u8 *prio_tc_map);
int aq_nic_setup_tc_max_rate(struct aq_nic_s *self, const unsigned int tc,
const u32 max_rate);
int aq_nic_setup_tc_min_rate(struct aq_nic_s *self, const unsigned int tc,
const u32 min_rate);
#endif /* AQ_NIC_H */
|
