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1/* SPDX-License-Identifier: GPL-2.0 */
2/* Copyright(c) 1999 - 2018 Intel Corporation. */
3
4#ifndef __IXGBE_VF_H__
5#define __IXGBE_VF_H__
6
7#include <linux/pci.h>
8#include <linux/delay.h>
9#include <linux/interrupt.h>
10#include <linux/if_ether.h>
11#include <linux/netdevice.h>
12
13#include "defines.h"
14#include "regs.h"
15#include "mbx.h"
16
17struct ixgbe_hw;
18
19struct ixgbe_mac_operations {
20 s32 (*init_hw)(struct ixgbe_hw *);
21 s32 (*reset_hw)(struct ixgbe_hw *);
22 s32 (*start_hw)(struct ixgbe_hw *);
23 s32 (*clear_hw_cntrs)(struct ixgbe_hw *);
24 enum ixgbe_media_type (*get_media_type)(struct ixgbe_hw *);
25 s32 (*get_mac_addr)(struct ixgbe_hw *, u8 *);
26 s32 (*stop_adapter)(struct ixgbe_hw *);
27 s32 (*get_bus_info)(struct ixgbe_hw *);
28 s32 (*negotiate_api_version)(struct ixgbe_hw *hw, int api);
29
30 /* Link */
31 s32 (*setup_link)(struct ixgbe_hw *, ixgbe_link_speed, bool, bool);
32 s32 (*check_link)(struct ixgbe_hw *, ixgbe_link_speed *, bool *, bool);
33 s32 (*get_link_capabilities)(struct ixgbe_hw *, ixgbe_link_speed *,
34 bool *);
35
36 /* RAR, Multicast, VLAN */
37 s32 (*set_rar)(struct ixgbe_hw *, u32, u8 *, u32);
38 s32 (*set_uc_addr)(struct ixgbe_hw *, u32, u8 *);
39 s32 (*init_rx_addrs)(struct ixgbe_hw *);
40 s32 (*update_mc_addr_list)(struct ixgbe_hw *, struct net_device *);
41 s32 (*update_xcast_mode)(struct ixgbe_hw *, int);
42 s32 (*get_link_state)(struct ixgbe_hw *hw, bool *link_state);
43 s32 (*enable_mc)(struct ixgbe_hw *);
44 s32 (*disable_mc)(struct ixgbe_hw *);
45 s32 (*clear_vfta)(struct ixgbe_hw *);
46 s32 (*set_vfta)(struct ixgbe_hw *, u32, u32, bool);
47 s32 (*set_rlpml)(struct ixgbe_hw *, u16);
48};
49
50enum ixgbe_mac_type {
51 ixgbe_mac_unknown = 0,
52 ixgbe_mac_82599_vf,
53 ixgbe_mac_X540_vf,
54 ixgbe_mac_X550_vf,
55 ixgbe_mac_X550EM_x_vf,
56 ixgbe_mac_x550em_a_vf,
57 ixgbe_num_macs
58};
59
60struct ixgbe_mac_info {
61 struct ixgbe_mac_operations ops;
62 u8 addr[6];
63 u8 perm_addr[6];
64
65 enum ixgbe_mac_type type;
66
67 s32 mc_filter_type;
68
69 bool get_link_status;
70 u32 max_tx_queues;
71 u32 max_rx_queues;
72 u32 max_msix_vectors;
73};
74
75struct ixgbe_mbx_operations {
76 s32 (*init_params)(struct ixgbe_hw *hw);
77 void (*release)(struct ixgbe_hw *hw);
78 s32 (*read)(struct ixgbe_hw *, u32 *, u16);
79 s32 (*write)(struct ixgbe_hw *, u32 *, u16);
80 s32 (*check_for_msg)(struct ixgbe_hw *);
81 s32 (*check_for_ack)(struct ixgbe_hw *);
82 s32 (*check_for_rst)(struct ixgbe_hw *);
83};
84
85struct ixgbe_mbx_stats {
86 u32 msgs_tx;
87 u32 msgs_rx;
88
89 u32 acks;
90 u32 reqs;
91 u32 rsts;
92};
93
94struct ixgbe_mbx_info {
95 struct ixgbe_mbx_operations ops;
96 struct ixgbe_mbx_stats stats;
97 u32 timeout;
98 u32 udelay;
99 u32 vf_mailbox;
100 u16 size;
101};
102
103struct ixgbe_hw {
104 void *back;
105
106 u8 __iomem *hw_addr;
107
108 struct ixgbe_mac_info mac;
109 struct ixgbe_mbx_info mbx;
110
111 u16 device_id;
112 u16 subsystem_vendor_id;
113 u16 subsystem_device_id;
114 u16 vendor_id;
115
116 u8 revision_id;
117 bool adapter_stopped;
118
119 int api_version;
120};
121
122struct ixgbevf_hw_stats {
123 u64 base_vfgprc;
124 u64 base_vfgptc;
125 u64 base_vfgorc;
126 u64 base_vfgotc;
127 u64 base_vfmprc;
128
129 u64 last_vfgprc;
130 u64 last_vfgptc;
131 u64 last_vfgorc;
132 u64 last_vfgotc;
133 u64 last_vfmprc;
134
135 u64 vfgprc;
136 u64 vfgptc;
137 u64 vfgorc;
138 u64 vfgotc;
139 u64 vfmprc;
140
141 u64 saved_reset_vfgprc;
142 u64 saved_reset_vfgptc;
143 u64 saved_reset_vfgorc;
144 u64 saved_reset_vfgotc;
145 u64 saved_reset_vfmprc;
146};
147
148struct ixgbevf_info {
149 enum ixgbe_mac_type mac;
150 const struct ixgbe_mac_operations *mac_ops;
151};
152
153#define IXGBE_FAILED_READ_REG 0xffffffffU
154
155#define IXGBE_REMOVED(a) unlikely(!(a))
156
157static inline void ixgbe_write_reg(struct ixgbe_hw *hw, u32 reg, u32 value)
158{
159 u8 __iomem *reg_addr = READ_ONCE(hw->hw_addr);
160
161 if (IXGBE_REMOVED(reg_addr))
162 return;
163 writel(value, reg_addr + reg);
164}
165
166#define IXGBE_WRITE_REG(h, r, v) ixgbe_write_reg(h, r, v)
167
168u32 ixgbevf_read_reg(struct ixgbe_hw *hw, u32 reg);
169#define IXGBE_READ_REG(h, r) ixgbevf_read_reg(h, r)
170
171static inline void ixgbe_write_reg_array(struct ixgbe_hw *hw, u32 reg,
172 u32 offset, u32 value)
173{
174 ixgbe_write_reg(hw, reg + (offset << 2), value);
175}
176
177#define IXGBE_WRITE_REG_ARRAY(h, r, o, v) ixgbe_write_reg_array(h, r, o, v)
178
179static inline u32 ixgbe_read_reg_array(struct ixgbe_hw *hw, u32 reg,
180 u32 offset)
181{
182 return ixgbevf_read_reg(hw, reg + (offset << 2));
183}
184
185#define IXGBE_READ_REG_ARRAY(h, r, o) ixgbe_read_reg_array(h, r, o)
186
187int ixgbevf_get_queues(struct ixgbe_hw *hw, unsigned int *num_tcs,
188 unsigned int *default_tc);
189int ixgbevf_get_reta_locked(struct ixgbe_hw *hw, u32 *reta, int num_rx_queues);
190int ixgbevf_get_rss_key_locked(struct ixgbe_hw *hw, u8 *rss_key);
191#endif /* __IXGBE_VF_H__ */
1/*******************************************************************************
2
3 Intel 82599 Virtual Function driver
4 Copyright(c) 1999 - 2014 Intel Corporation.
5
6 This program is free software; you can redistribute it and/or modify it
7 under the terms and conditions of the GNU General Public License,
8 version 2, as published by the Free Software Foundation.
9
10 This program is distributed in the hope it will be useful, but WITHOUT
11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13 more details.
14
15 You should have received a copy of the GNU General Public License along with
16 this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18
19 The full GNU General Public License is included in this distribution in
20 the file called "COPYING".
21
22 Contact Information:
23 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
24 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25
26*******************************************************************************/
27
28#ifndef __IXGBE_VF_H__
29#define __IXGBE_VF_H__
30
31#include <linux/pci.h>
32#include <linux/delay.h>
33#include <linux/interrupt.h>
34#include <linux/if_ether.h>
35#include <linux/netdevice.h>
36
37#include "defines.h"
38#include "regs.h"
39#include "mbx.h"
40
41struct ixgbe_hw;
42
43/* iterator type for walking multicast address lists */
44typedef u8* (*ixgbe_mc_addr_itr) (struct ixgbe_hw *hw, u8 **mc_addr_ptr,
45 u32 *vmdq);
46struct ixgbe_mac_operations {
47 s32 (*init_hw)(struct ixgbe_hw *);
48 s32 (*reset_hw)(struct ixgbe_hw *);
49 s32 (*start_hw)(struct ixgbe_hw *);
50 s32 (*clear_hw_cntrs)(struct ixgbe_hw *);
51 enum ixgbe_media_type (*get_media_type)(struct ixgbe_hw *);
52 u32 (*get_supported_physical_layer)(struct ixgbe_hw *);
53 s32 (*get_mac_addr)(struct ixgbe_hw *, u8 *);
54 s32 (*stop_adapter)(struct ixgbe_hw *);
55 s32 (*get_bus_info)(struct ixgbe_hw *);
56
57 /* Link */
58 s32 (*setup_link)(struct ixgbe_hw *, ixgbe_link_speed, bool, bool);
59 s32 (*check_link)(struct ixgbe_hw *, ixgbe_link_speed *, bool *, bool);
60 s32 (*get_link_capabilities)(struct ixgbe_hw *, ixgbe_link_speed *,
61 bool *);
62
63 /* RAR, Multicast, VLAN */
64 s32 (*set_rar)(struct ixgbe_hw *, u32, u8 *, u32);
65 s32 (*set_uc_addr)(struct ixgbe_hw *, u32, u8 *);
66 s32 (*init_rx_addrs)(struct ixgbe_hw *);
67 s32 (*update_mc_addr_list)(struct ixgbe_hw *, struct net_device *);
68 s32 (*enable_mc)(struct ixgbe_hw *);
69 s32 (*disable_mc)(struct ixgbe_hw *);
70 s32 (*clear_vfta)(struct ixgbe_hw *);
71 s32 (*set_vfta)(struct ixgbe_hw *, u32, u32, bool);
72};
73
74enum ixgbe_mac_type {
75 ixgbe_mac_unknown = 0,
76 ixgbe_mac_82599_vf,
77 ixgbe_mac_X540_vf,
78 ixgbe_num_macs
79};
80
81struct ixgbe_mac_info {
82 struct ixgbe_mac_operations ops;
83 u8 addr[6];
84 u8 perm_addr[6];
85
86 enum ixgbe_mac_type type;
87
88 s32 mc_filter_type;
89
90 bool get_link_status;
91 u32 max_tx_queues;
92 u32 max_rx_queues;
93 u32 max_msix_vectors;
94};
95
96struct ixgbe_mbx_operations {
97 s32 (*init_params)(struct ixgbe_hw *hw);
98 s32 (*read)(struct ixgbe_hw *, u32 *, u16);
99 s32 (*write)(struct ixgbe_hw *, u32 *, u16);
100 s32 (*read_posted)(struct ixgbe_hw *, u32 *, u16);
101 s32 (*write_posted)(struct ixgbe_hw *, u32 *, u16);
102 s32 (*check_for_msg)(struct ixgbe_hw *);
103 s32 (*check_for_ack)(struct ixgbe_hw *);
104 s32 (*check_for_rst)(struct ixgbe_hw *);
105};
106
107struct ixgbe_mbx_stats {
108 u32 msgs_tx;
109 u32 msgs_rx;
110
111 u32 acks;
112 u32 reqs;
113 u32 rsts;
114};
115
116struct ixgbe_mbx_info {
117 struct ixgbe_mbx_operations ops;
118 struct ixgbe_mbx_stats stats;
119 u32 timeout;
120 u32 udelay;
121 u32 v2p_mailbox;
122 u16 size;
123};
124
125struct ixgbe_hw {
126 void *back;
127
128 u8 __iomem *hw_addr;
129
130 struct ixgbe_mac_info mac;
131 struct ixgbe_mbx_info mbx;
132
133 u16 device_id;
134 u16 subsystem_vendor_id;
135 u16 subsystem_device_id;
136 u16 vendor_id;
137
138 u8 revision_id;
139 bool adapter_stopped;
140
141 int api_version;
142};
143
144struct ixgbevf_hw_stats {
145 u64 base_vfgprc;
146 u64 base_vfgptc;
147 u64 base_vfgorc;
148 u64 base_vfgotc;
149 u64 base_vfmprc;
150
151 u64 last_vfgprc;
152 u64 last_vfgptc;
153 u64 last_vfgorc;
154 u64 last_vfgotc;
155 u64 last_vfmprc;
156
157 u64 vfgprc;
158 u64 vfgptc;
159 u64 vfgorc;
160 u64 vfgotc;
161 u64 vfmprc;
162
163 u64 saved_reset_vfgprc;
164 u64 saved_reset_vfgptc;
165 u64 saved_reset_vfgorc;
166 u64 saved_reset_vfgotc;
167 u64 saved_reset_vfmprc;
168};
169
170struct ixgbevf_info {
171 enum ixgbe_mac_type mac;
172 const struct ixgbe_mac_operations *mac_ops;
173};
174
175#define IXGBE_FAILED_READ_REG 0xffffffffU
176
177#define IXGBE_REMOVED(a) unlikely(!(a))
178
179static inline void ixgbe_write_reg(struct ixgbe_hw *hw, u32 reg, u32 value)
180{
181 u8 __iomem *reg_addr = ACCESS_ONCE(hw->hw_addr);
182
183 if (IXGBE_REMOVED(reg_addr))
184 return;
185 writel(value, reg_addr + reg);
186}
187#define IXGBE_WRITE_REG(h, r, v) ixgbe_write_reg(h, r, v)
188
189u32 ixgbevf_read_reg(struct ixgbe_hw *hw, u32 reg);
190#define IXGBE_READ_REG(h, r) ixgbevf_read_reg(h, r)
191
192static inline void ixgbe_write_reg_array(struct ixgbe_hw *hw, u32 reg,
193 u32 offset, u32 value)
194{
195 ixgbe_write_reg(hw, reg + (offset << 2), value);
196}
197#define IXGBE_WRITE_REG_ARRAY(h, r, o, v) ixgbe_write_reg_array(h, r, o, v)
198
199static inline u32 ixgbe_read_reg_array(struct ixgbe_hw *hw, u32 reg,
200 u32 offset)
201{
202 return ixgbevf_read_reg(hw, reg + (offset << 2));
203}
204#define IXGBE_READ_REG_ARRAY(h, r, o) ixgbe_read_reg_array(h, r, o)
205
206void ixgbevf_rlpml_set_vf(struct ixgbe_hw *hw, u16 max_size);
207int ixgbevf_negotiate_api_version(struct ixgbe_hw *hw, int api);
208int ixgbevf_get_queues(struct ixgbe_hw *hw, unsigned int *num_tcs,
209 unsigned int *default_tc);
210#endif /* __IXGBE_VF_H__ */
211