xref: /dpdk/drivers/common/mlx5/windows/mlx5_win_defs.h (revision 68a03efeed657e6e05f281479b33b51102797e15)
1 /*
2  * Copyright (C) Mellanox Technologies, Ltd. 2001-2020.
3  *
4  */
5 #ifndef __MLX5_WIN_DEFS_H__
6 #define __MLX5_WIN_DEFS_H__
7 
8 #ifdef __cplusplus
9 extern "C" {
10 #endif
11 
12 enum {
13 	MLX5_CQE_OWNER_MASK	= 1,
14 	MLX5_CQE_REQ		= 0,
15 	MLX5_CQE_RESP_WR_IMM	= 1,
16 	MLX5_CQE_RESP_SEND	= 2,
17 	MLX5_CQE_RESP_SEND_IMM	= 3,
18 	MLX5_CQE_RESP_SEND_INV	= 4,
19 	MLX5_CQE_RESIZE_CQ	= 5,
20 	MLX5_CQE_NO_PACKET	= 6,
21 	MLX5_CQE_REQ_ERR	= 13,
22 	MLX5_CQE_RESP_ERR	= 14,
23 	MLX5_CQE_INVALID	= 15,
24 };
25 
26 enum {
27 	MLX5_OPCODE_NOP			= 0x00,
28 	MLX5_OPCODE_SEND_INVAL		= 0x01,
29 	MLX5_OPCODE_RDMA_WRITE		= 0x08,
30 	MLX5_OPCODE_RDMA_WRITE_IMM	= 0x09,
31 	MLX5_OPCODE_SEND		= 0x0a,
32 	MLX5_OPCODE_SEND_IMM		= 0x0b,
33 	MLX5_OPCODE_TSO			= 0x0e,
34 	MLX5_OPCODE_RDMA_READ		= 0x10,
35 	MLX5_OPCODE_ATOMIC_CS		= 0x11,
36 	MLX5_OPCODE_ATOMIC_FA		= 0x12,
37 	MLX5_OPCODE_ATOMIC_MASKED_CS	= 0x14,
38 	MLX5_OPCODE_ATOMIC_MASKED_FA	= 0x15,
39 	MLX5_OPCODE_FMR			= 0x19,
40 	MLX5_OPCODE_LOCAL_INVAL		= 0x1b,
41 	MLX5_OPCODE_CONFIG_CMD		= 0x1f,
42 	MLX5_OPCODE_UMR			= 0x25,
43 	MLX5_OPCODE_TAG_MATCHING	= 0x28
44 };
45 
46 enum mlx5dv_cq_init_attr_mask {
47 	MLX5DV_CQ_INIT_ATTR_MASK_COMPRESSED_CQE	= 1 << 0,
48 	MLX5DV_CQ_INIT_ATTR_MASK_FLAGS		= 1 << 1,
49 	MLX5DV_CQ_INIT_ATTR_MASK_CQE_SIZE = 1 << 2,
50 };
51 
52 enum mlx5dv_cqe_comp_res_format {
53 	MLX5DV_CQE_RES_FORMAT_HASH		= 1 << 0,
54 	MLX5DV_CQE_RES_FORMAT_CSUM		= 1 << 1,
55 	MLX5DV_CQE_RES_FORMAT_CSUM_STRIDX	= 1 << 2,
56 };
57 
58 enum ibv_access_flags {
59 	IBV_ACCESS_LOCAL_WRITE		= 1,
60 	IBV_ACCESS_REMOTE_WRITE		= 1 << 1,
61 	IBV_ACCESS_REMOTE_READ		= 1 << 2,
62 	IBV_ACCESS_REMOTE_ATOMIC	= 1 << 3,
63 	IBV_ACCESS_MW_BIND		= 1 << 4,
64 	IBV_ACCESS_ZERO_BASED		= 1 << 5,
65 	IBV_ACCESS_ON_DEMAND		= 1 << 6,
66 };
67 
68 enum mlx5_ib_uapi_devx_create_event_channel_flags {
69 	MLX5_IB_UAPI_DEVX_CR_EV_CH_FLAGS_OMIT_DATA = 1 << 0,
70 };
71 
72 #define MLX5DV_DEVX_CREATE_EVENT_CHANNEL_FLAGS_OMIT_EV_DATA \
73 	MLX5_IB_UAPI_DEVX_CR_EV_CH_FLAGS_OMIT_DATA
74 
75 enum {
76 	MLX5_CQE_SYNDROME_LOCAL_LENGTH_ERR		= 0x01,
77 	MLX5_CQE_SYNDROME_LOCAL_QP_OP_ERR		= 0x02,
78 	MLX5_CQE_SYNDROME_LOCAL_PROT_ERR		= 0x04,
79 	MLX5_CQE_SYNDROME_WR_FLUSH_ERR			= 0x05,
80 	MLX5_CQE_SYNDROME_MW_BIND_ERR			= 0x06,
81 	MLX5_CQE_SYNDROME_BAD_RESP_ERR			= 0x10,
82 	MLX5_CQE_SYNDROME_LOCAL_ACCESS_ERR		= 0x11,
83 	MLX5_CQE_SYNDROME_REMOTE_INVAL_REQ_ERR		= 0x12,
84 	MLX5_CQE_SYNDROME_REMOTE_ACCESS_ERR		= 0x13,
85 	MLX5_CQE_SYNDROME_REMOTE_OP_ERR			= 0x14,
86 	MLX5_CQE_SYNDROME_TRANSPORT_RETRY_EXC_ERR	= 0x15,
87 	MLX5_CQE_SYNDROME_RNR_RETRY_EXC_ERR		= 0x16,
88 	MLX5_CQE_SYNDROME_REMOTE_ABORTED_ERR		= 0x22,
89 };
90 
91 enum {
92 	MLX5_ETH_WQE_L3_CSUM = (1 << 6),
93 	MLX5_ETH_WQE_L4_CSUM = (1 << 7),
94 };
95 
96 /*
97  * RX Hash fields enable to set which incoming packet's field should
98  * participates in RX Hash. Each flag represent certain packet's field,
99  * when the flag is set the field that is represented by the flag will
100  * participate in RX Hash calculation.
101  * Note: IPV4 and IPV6 flags can't be enabled together on the same QP,
102  * TCP and UDP flags can't be enabled together on the same QP.
103  */
104 enum ibv_rx_hash_fields {
105 	IBV_RX_HASH_SRC_IPV4	= 1 << 0,
106 	IBV_RX_HASH_DST_IPV4	= 1 << 1,
107 	IBV_RX_HASH_SRC_IPV6	= 1 << 2,
108 	IBV_RX_HASH_DST_IPV6	= 1 << 3,
109 	IBV_RX_HASH_SRC_PORT_TCP	= 1 << 4,
110 	IBV_RX_HASH_DST_PORT_TCP	= 1 << 5,
111 	IBV_RX_HASH_SRC_PORT_UDP	= 1 << 6,
112 	IBV_RX_HASH_DST_PORT_UDP	= 1 << 7,
113 	IBV_RX_HASH_IPSEC_SPI		= 1 << 8,
114 	IBV_RX_HASH_INNER		= (1 << 31),
115 };
116 
117 enum {
118 	MLX5_RCV_DBR	= 0,
119 	MLX5_SND_DBR	= 1,
120 };
121 
122 #ifndef MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L2_TUNNEL_TO_L2
123 #define MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L2_TUNNEL_TO_L2	0x0
124 #endif
125 #ifndef MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L2_TO_L2_TUNNEL
126 #define MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L2_TO_L2_TUNNEL	0x1
127 #endif
128 #ifndef MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L3_TUNNEL_TO_L2
129 #define MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L3_TUNNEL_TO_L2	0x2
130 #endif
131 #ifndef MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L2_TO_L3_TUNNEL
132 #define MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L2_TO_L3_TUNNEL	0x3
133 #endif
134 
135 enum ibv_flow_flags {
136 	IBV_FLOW_ATTR_FLAGS_ALLOW_LOOP_BACK = 1 << 0,
137 	IBV_FLOW_ATTR_FLAGS_DONT_TRAP = 1 << 1,
138 	IBV_FLOW_ATTR_FLAGS_EGRESS = 1 << 2,
139 };
140 
141 enum ibv_flow_attr_type {
142 	/* Steering according to rule specifications. */
143 	IBV_FLOW_ATTR_NORMAL		= 0x0,
144 	/*
145 	 * Default unicast and multicast rule -
146 	 * receive all Eth traffic which isn't steered to any QP.
147 	 */
148 	IBV_FLOW_ATTR_ALL_DEFAULT	= 0x1,
149 	/*
150 	 * Default multicast rule -
151 	 * receive all Eth multicast traffic which isn't steered to any QP.
152 	 */
153 	IBV_FLOW_ATTR_MC_DEFAULT	= 0x2,
154 	/* Sniffer rule - receive all port traffic. */
155 	IBV_FLOW_ATTR_SNIFFER		= 0x3,
156 };
157 
158 enum mlx5dv_flow_table_type {
159 	MLX5_IB_UAPI_FLOW_TABLE_TYPE_NIC_RX     = 0x0,
160 	MLX5_IB_UAPI_FLOW_TABLE_TYPE_NIC_TX	= 0x1,
161 	MLX5_IB_UAPI_FLOW_TABLE_TYPE_FDB	= 0x2,
162 	MLX5_IB_UAPI_FLOW_TABLE_TYPE_RDMA_RX	= 0x3,
163 };
164 
165 #define MLX5DV_FLOW_TABLE_TYPE_NIC_RX	MLX5_IB_UAPI_FLOW_TABLE_TYPE_NIC_RX
166 #define MLX5DV_FLOW_TABLE_TYPE_NIC_TX	MLX5_IB_UAPI_FLOW_TABLE_TYPE_NIC_TX
167 #define MLX5DV_FLOW_TABLE_TYPE_FDB	MLX5_IB_UAPI_FLOW_TABLE_TYPE_FDB
168 #define MLX5DV_FLOW_TABLE_TYPE_RDMA_RX	MLX5_IB_UAPI_FLOW_TABLE_TYPE_RDMA_RX
169 
170 struct mlx5dv_flow_match_parameters {
171 	size_t match_sz;
172 	uint64_t match_buf[]; /* Device spec format */
173 };
174 
175 struct mlx5dv_flow_matcher_attr {
176 	enum ibv_flow_attr_type type;
177 	uint32_t flags; /* From enum ibv_flow_flags. */
178 	uint16_t priority;
179 	uint8_t match_criteria_enable; /* Device spec format. */
180 	struct mlx5dv_flow_match_parameters *match_mask;
181 	uint64_t comp_mask; /* Use mlx5dv_flow_matcher_attr_mask. */
182 	enum mlx5dv_flow_table_type ft_type;
183 };
184 
185 /* Windows specific mlx5_matcher. */
186 struct mlx5_matcher {
187 	void *ctx;
188 	struct mlx5dv_flow_matcher_attr attr;
189 	uint64_t match_buf[];
190 };
191 
192 /*
193  * Windows mlx5_action. This struct is the
194  * equivalent of rdma-core struct mlx5dv_dr_action.
195  */
196 struct mlx5_action {
197 	int type;
198 	struct {
199 		uint32_t id;
200 	} dest_tir;
201 };
202 
203 struct mlx5_err_cqe {
204 	uint8_t		rsvd0[32];
205 	uint32_t	srqn;
206 	uint8_t		rsvd1[18];
207 	uint8_t		vendor_err_synd;
208 	uint8_t		syndrome;
209 	uint32_t	s_wqe_opcode_qpn;
210 	uint16_t	wqe_counter;
211 	uint8_t		signature;
212 	uint8_t		op_own;
213 };
214 
215 struct mlx5_wqe_srq_next_seg {
216 	uint8_t			rsvd0[2];
217 	rte_be16_t		next_wqe_index;
218 	uint8_t			signature;
219 	uint8_t			rsvd1[11];
220 };
221 
222 enum ibv_wq_state {
223 	IBV_WQS_RESET,
224 	IBV_WQS_RDY,
225 	IBV_WQS_ERR,
226 	IBV_WQS_UNKNOWN
227 };
228 
229 struct mlx5_wqe_data_seg {
230 	rte_be32_t		byte_count;
231 	rte_be32_t		lkey;
232 	rte_be64_t		addr;
233 };
234 
235 #define MLX5DV_CONTEXT_FLAGS_CQE_128B_COMP	(1 << 4)
236 #define IBV_DEVICE_RAW_IP_CSUM			(1 << 26)
237 #define IBV_RAW_PACKET_CAP_CVLAN_STRIPPING	(1 << 0)
238 #define IBV_RAW_PACKET_CAP_SCATTER_FCS		(1 << 1)
239 #define IBV_QPT_RAW_PACKET			8
240 
241 enum {
242 	MLX5_FLOW_CONTEXT_DEST_TYPE_VPORT                    = 0x0,
243 	MLX5_FLOW_CONTEXT_DEST_TYPE_FLOW_TABLE               = 0x1,
244 	MLX5_FLOW_CONTEXT_DEST_TYPE_TIR                      = 0x2,
245 	MLX5_FLOW_CONTEXT_DEST_TYPE_QP                       = 0x3,
246 };
247 
248 enum {
249 	MLX5_MATCH_OUTER_HEADERS        = 1 << 0,
250 	MLX5_MATCH_MISC_PARAMETERS      = 1 << 1,
251 	MLX5_MATCH_INNER_HEADERS        = 1 << 2,
252 };
253 #endif /* __MLX5_WIN_DEFS_H__ */
254