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33#ifndef _MLX5_FS_
34#define _MLX5_FS_
35
36#include <linux/mlx5/driver.h>
37#include <linux/mlx5/mlx5_ifc.h>
38
39#define MLX5_FS_DEFAULT_FLOW_TAG 0x0
40
41enum {
42 MLX5_FLOW_CONTEXT_ACTION_FWD_NEXT_PRIO = 1 << 16,
43 MLX5_FLOW_CONTEXT_ACTION_ENCRYPT = 1 << 17,
44 MLX5_FLOW_CONTEXT_ACTION_DECRYPT = 1 << 18,
45};
46
47enum {
48 MLX5_FLOW_TABLE_TUNNEL_EN_REFORMAT = BIT(0),
49 MLX5_FLOW_TABLE_TUNNEL_EN_DECAP = BIT(1),
50 MLX5_FLOW_TABLE_TERMINATION = BIT(2),
51};
52
53#define LEFTOVERS_RULE_NUM 2
54static inline void build_leftovers_ft_param(int *priority,
55 int *n_ent,
56 int *n_grp)
57{
58 *priority = 0;
59 *n_ent = LEFTOVERS_RULE_NUM;
60 *n_grp = LEFTOVERS_RULE_NUM;
61}
62
63enum mlx5_flow_namespace_type {
64 MLX5_FLOW_NAMESPACE_BYPASS,
65 MLX5_FLOW_NAMESPACE_LAG,
66 MLX5_FLOW_NAMESPACE_OFFLOADS,
67 MLX5_FLOW_NAMESPACE_ETHTOOL,
68 MLX5_FLOW_NAMESPACE_KERNEL,
69 MLX5_FLOW_NAMESPACE_LEFTOVERS,
70 MLX5_FLOW_NAMESPACE_ANCHOR,
71 MLX5_FLOW_NAMESPACE_FDB,
72 MLX5_FLOW_NAMESPACE_ESW_EGRESS,
73 MLX5_FLOW_NAMESPACE_ESW_INGRESS,
74 MLX5_FLOW_NAMESPACE_SNIFFER_RX,
75 MLX5_FLOW_NAMESPACE_SNIFFER_TX,
76 MLX5_FLOW_NAMESPACE_EGRESS,
77 MLX5_FLOW_NAMESPACE_RDMA_RX,
78};
79
80enum {
81 FDB_BYPASS_PATH,
82 FDB_FAST_PATH,
83 FDB_SLOW_PATH,
84};
85
86struct mlx5_flow_table;
87struct mlx5_flow_group;
88struct mlx5_flow_namespace;
89struct mlx5_flow_handle;
90
91enum {
92 FLOW_CONTEXT_HAS_TAG = BIT(0),
93};
94
95struct mlx5_flow_context {
96 u32 flags;
97 u32 flow_tag;
98 u32 flow_source;
99};
100
101struct mlx5_flow_spec {
102 u8 match_criteria_enable;
103 u32 match_criteria[MLX5_ST_SZ_DW(fte_match_param)];
104 u32 match_value[MLX5_ST_SZ_DW(fte_match_param)];
105 struct mlx5_flow_context flow_context;
106};
107
108enum {
109 MLX5_FLOW_DEST_VPORT_VHCA_ID = BIT(0),
110 MLX5_FLOW_DEST_VPORT_REFORMAT_ID = BIT(1),
111};
112
113struct mlx5_flow_destination {
114 enum mlx5_flow_destination_type type;
115 union {
116 u32 tir_num;
117 u32 ft_num;
118 struct mlx5_flow_table *ft;
119 u32 counter_id;
120 struct {
121 u16 num;
122 u16 vhca_id;
123 u32 reformat_id;
124 u8 flags;
125 } vport;
126 };
127};
128
129struct mlx5_flow_namespace *
130mlx5_get_fdb_sub_ns(struct mlx5_core_dev *dev, int n);
131struct mlx5_flow_namespace *
132mlx5_get_flow_namespace(struct mlx5_core_dev *dev,
133 enum mlx5_flow_namespace_type type);
134struct mlx5_flow_namespace *
135mlx5_get_flow_vport_acl_namespace(struct mlx5_core_dev *dev,
136 enum mlx5_flow_namespace_type type,
137 int vport);
138
139struct mlx5_flow_table *
140mlx5_create_auto_grouped_flow_table(struct mlx5_flow_namespace *ns,
141 int prio,
142 int num_flow_table_entries,
143 int max_num_groups,
144 u32 level,
145 u32 flags);
146
147struct mlx5_flow_table_attr {
148 int prio;
149 int max_fte;
150 u32 level;
151 u32 flags;
152};
153
154struct mlx5_flow_table *
155mlx5_create_flow_table(struct mlx5_flow_namespace *ns,
156 struct mlx5_flow_table_attr *ft_attr);
157
158struct mlx5_flow_table *
159mlx5_create_vport_flow_table(struct mlx5_flow_namespace *ns,
160 int prio,
161 int num_flow_table_entries,
162 u32 level, u16 vport);
163struct mlx5_flow_table *mlx5_create_lag_demux_flow_table(
164 struct mlx5_flow_namespace *ns,
165 int prio, u32 level);
166int mlx5_destroy_flow_table(struct mlx5_flow_table *ft);
167
168
169
170
171
172
173
174struct mlx5_flow_group *
175mlx5_create_flow_group(struct mlx5_flow_table *ft, u32 *in);
176void mlx5_destroy_flow_group(struct mlx5_flow_group *fg);
177
178struct mlx5_fs_vlan {
179 u16 ethtype;
180 u16 vid;
181 u8 prio;
182};
183
184#define MLX5_FS_VLAN_DEPTH 2
185
186enum {
187 FLOW_ACT_NO_APPEND = BIT(0),
188};
189
190struct mlx5_flow_act {
191 u32 action;
192 u32 reformat_id;
193 u32 modify_id;
194 uintptr_t esp_id;
195 u32 flags;
196 struct mlx5_fs_vlan vlan[MLX5_FS_VLAN_DEPTH];
197 struct ib_counters *counters;
198};
199
200#define MLX5_DECLARE_FLOW_ACT(name) \
201 struct mlx5_flow_act name = { .action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST,\
202 .reformat_id = 0, \
203 .modify_id = 0, \
204 .flags = 0, }
205
206
207
208
209struct mlx5_flow_handle *
210mlx5_add_flow_rules(struct mlx5_flow_table *ft,
211 const struct mlx5_flow_spec *spec,
212 struct mlx5_flow_act *flow_act,
213 struct mlx5_flow_destination *dest,
214 int num_dest);
215void mlx5_del_flow_rules(struct mlx5_flow_handle *fr);
216
217int mlx5_modify_rule_destination(struct mlx5_flow_handle *handler,
218 struct mlx5_flow_destination *new_dest,
219 struct mlx5_flow_destination *old_dest);
220
221struct mlx5_fc *mlx5_fc_create(struct mlx5_core_dev *dev, bool aging);
222void mlx5_fc_destroy(struct mlx5_core_dev *dev, struct mlx5_fc *counter);
223u64 mlx5_fc_query_lastuse(struct mlx5_fc *counter);
224void mlx5_fc_query_cached(struct mlx5_fc *counter,
225 u64 *bytes, u64 *packets, u64 *lastuse);
226int mlx5_fc_query(struct mlx5_core_dev *dev, struct mlx5_fc *counter,
227 u64 *packets, u64 *bytes);
228u32 mlx5_fc_id(struct mlx5_fc *counter);
229
230int mlx5_fs_add_rx_underlay_qpn(struct mlx5_core_dev *dev, u32 underlay_qpn);
231int mlx5_fs_remove_rx_underlay_qpn(struct mlx5_core_dev *dev, u32 underlay_qpn);
232
233int mlx5_modify_header_alloc(struct mlx5_core_dev *dev,
234 u8 namespace, u8 num_actions,
235 void *modify_actions, u32 *modify_header_id);
236void mlx5_modify_header_dealloc(struct mlx5_core_dev *dev,
237 u32 modify_header_id);
238
239int mlx5_packet_reformat_alloc(struct mlx5_core_dev *dev,
240 int reformat_type,
241 size_t size,
242 void *reformat_data,
243 enum mlx5_flow_namespace_type namespace,
244 u32 *packet_reformat_id);
245void mlx5_packet_reformat_dealloc(struct mlx5_core_dev *dev,
246 u32 packet_reformat_id);
247
248#endif
249