1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2 
3 /* Authors: Cheng Xu <chengyou@linux.alibaba.com> */
4 /*          Kai Shen <kaishen@linux.alibaba.com> */
5 /* Copyright (c) 2020-2022, Alibaba Group. */
6 
7 #ifndef __ERDMA_HW_H__
8 #define __ERDMA_HW_H__
9 
10 #include <linux/kernel.h>
11 #include <linux/types.h>
12 
13 /* PCIe device related definition. */
14 #define PCI_VENDOR_ID_ALIBABA 0x1ded
15 
16 #define ERDMA_PCI_WIDTH 64
17 #define ERDMA_FUNC_BAR 0
18 #define ERDMA_MISX_BAR 2
19 
20 #define ERDMA_BAR_MASK (BIT(ERDMA_FUNC_BAR) | BIT(ERDMA_MISX_BAR))
21 
22 /* MSI-X related. */
23 #define ERDMA_NUM_MSIX_VEC 32U
24 #define ERDMA_MSIX_VECTOR_CMDQ 0
25 
26 /* PCIe Bar0 Registers. */
27 #define ERDMA_REGS_VERSION_REG 0x0
28 #define ERDMA_REGS_DEV_CTRL_REG 0x10
29 #define ERDMA_REGS_DEV_ST_REG 0x14
30 #define ERDMA_REGS_NETDEV_MAC_L_REG 0x18
31 #define ERDMA_REGS_NETDEV_MAC_H_REG 0x1C
32 #define ERDMA_REGS_CMDQ_SQ_ADDR_L_REG 0x20
33 #define ERDMA_REGS_CMDQ_SQ_ADDR_H_REG 0x24
34 #define ERDMA_REGS_CMDQ_CQ_ADDR_L_REG 0x28
35 #define ERDMA_REGS_CMDQ_CQ_ADDR_H_REG 0x2C
36 #define ERDMA_REGS_CMDQ_DEPTH_REG 0x30
37 #define ERDMA_REGS_CMDQ_EQ_DEPTH_REG 0x34
38 #define ERDMA_REGS_CMDQ_EQ_ADDR_L_REG 0x38
39 #define ERDMA_REGS_CMDQ_EQ_ADDR_H_REG 0x3C
40 #define ERDMA_REGS_AEQ_ADDR_L_REG 0x40
41 #define ERDMA_REGS_AEQ_ADDR_H_REG 0x44
42 #define ERDMA_REGS_AEQ_DEPTH_REG 0x48
43 #define ERDMA_REGS_GRP_NUM_REG 0x4c
44 #define ERDMA_REGS_AEQ_DB_REG 0x50
45 #define ERDMA_CMDQ_SQ_DB_HOST_ADDR_REG 0x60
46 #define ERDMA_CMDQ_CQ_DB_HOST_ADDR_REG 0x68
47 #define ERDMA_CMDQ_EQ_DB_HOST_ADDR_REG 0x70
48 #define ERDMA_AEQ_DB_HOST_ADDR_REG 0x78
49 #define ERDMA_REGS_STATS_TSO_IN_PKTS_REG 0x80
50 #define ERDMA_REGS_STATS_TSO_OUT_PKTS_REG 0x88
51 #define ERDMA_REGS_STATS_TSO_OUT_BYTES_REG 0x90
52 #define ERDMA_REGS_STATS_TX_DROP_PKTS_REG 0x98
53 #define ERDMA_REGS_STATS_TX_BPS_METER_DROP_PKTS_REG 0xa0
54 #define ERDMA_REGS_STATS_TX_PPS_METER_DROP_PKTS_REG 0xa8
55 #define ERDMA_REGS_STATS_RX_PKTS_REG 0xc0
56 #define ERDMA_REGS_STATS_RX_BYTES_REG 0xc8
57 #define ERDMA_REGS_STATS_RX_DROP_PKTS_REG 0xd0
58 #define ERDMA_REGS_STATS_RX_BPS_METER_DROP_PKTS_REG 0xd8
59 #define ERDMA_REGS_STATS_RX_PPS_METER_DROP_PKTS_REG 0xe0
60 #define ERDMA_REGS_CEQ_DB_BASE_REG 0x100
61 #define ERDMA_CMDQ_SQDB_REG 0x200
62 #define ERDMA_CMDQ_CQDB_REG 0x300
63 
64 /* DEV_CTRL_REG details. */
65 #define ERDMA_REG_DEV_CTRL_RESET_MASK 0x00000001
66 #define ERDMA_REG_DEV_CTRL_INIT_MASK 0x00000002
67 
68 /* DEV_ST_REG details. */
69 #define ERDMA_REG_DEV_ST_RESET_DONE_MASK 0x00000001U
70 #define ERDMA_REG_DEV_ST_INIT_DONE_MASK 0x00000002U
71 
72 /* eRDMA PCIe DBs definition. */
73 #define ERDMA_BAR_DB_SPACE_BASE 4096
74 
75 #define ERDMA_BAR_SQDB_SPACE_OFFSET ERDMA_BAR_DB_SPACE_BASE
76 #define ERDMA_BAR_SQDB_SPACE_SIZE (384 * 1024)
77 
78 #define ERDMA_BAR_RQDB_SPACE_OFFSET \
79 	(ERDMA_BAR_SQDB_SPACE_OFFSET + ERDMA_BAR_SQDB_SPACE_SIZE)
80 #define ERDMA_BAR_RQDB_SPACE_SIZE (96 * 1024)
81 
82 #define ERDMA_BAR_CQDB_SPACE_OFFSET \
83 	(ERDMA_BAR_RQDB_SPACE_OFFSET + ERDMA_BAR_RQDB_SPACE_SIZE)
84 
85 /* Doorbell page resources related. */
86 /*
87  * Max # of parallelly issued directSQE is 3072 per device,
88  * hardware organizes this into 24 group, per group has 128 credits.
89  */
90 #define ERDMA_DWQE_MAX_GRP_CNT 24
91 #define ERDMA_DWQE_NUM_PER_GRP 128
92 
93 #define ERDMA_DWQE_TYPE0_CNT 64
94 #define ERDMA_DWQE_TYPE1_CNT 496
95 /* type1 DB contains 2 DBs, takes 256Byte. */
96 #define ERDMA_DWQE_TYPE1_CNT_PER_PAGE 16
97 
98 #define ERDMA_SDB_SHARED_PAGE_INDEX 95
99 
100 /* Doorbell related. */
101 #define ERDMA_DB_SIZE 8
102 
103 #define ERDMA_CQDB_IDX_MASK GENMASK_ULL(63, 56)
104 #define ERDMA_CQDB_CQN_MASK GENMASK_ULL(55, 32)
105 #define ERDMA_CQDB_ARM_MASK BIT_ULL(31)
106 #define ERDMA_CQDB_SOL_MASK BIT_ULL(30)
107 #define ERDMA_CQDB_CMDSN_MASK GENMASK_ULL(29, 28)
108 #define ERDMA_CQDB_CI_MASK GENMASK_ULL(23, 0)
109 
110 #define ERDMA_EQDB_ARM_MASK BIT(31)
111 #define ERDMA_EQDB_CI_MASK GENMASK_ULL(23, 0)
112 
113 #define ERDMA_PAGE_SIZE_SUPPORT 0x7FFFF000
114 
115 /* WQE related. */
116 #define EQE_SIZE 16
117 #define EQE_SHIFT 4
118 #define RQE_SIZE 32
119 #define RQE_SHIFT 5
120 #define CQE_SIZE 32
121 #define CQE_SHIFT 5
122 #define SQEBB_SIZE 32
123 #define SQEBB_SHIFT 5
124 #define SQEBB_MASK (~(SQEBB_SIZE - 1))
125 #define SQEBB_ALIGN(size) ((size + SQEBB_SIZE - 1) & SQEBB_MASK)
126 #define SQEBB_COUNT(size) (SQEBB_ALIGN(size) >> SQEBB_SHIFT)
127 
128 #define ERDMA_MAX_SQE_SIZE 128
129 #define ERDMA_MAX_WQEBB_PER_SQE 4
130 
131 /* CMDQ related. */
132 #define ERDMA_CMDQ_MAX_OUTSTANDING 128
133 #define ERDMA_CMDQ_SQE_SIZE 64
134 
135 /* cmdq sub module definition. */
136 enum CMDQ_WQE_SUB_MOD {
137 	CMDQ_SUBMOD_RDMA = 0,
138 	CMDQ_SUBMOD_COMMON = 1
139 };
140 
141 enum CMDQ_RDMA_OPCODE {
142 	CMDQ_OPCODE_QUERY_DEVICE = 0,
143 	CMDQ_OPCODE_CREATE_QP = 1,
144 	CMDQ_OPCODE_DESTROY_QP = 2,
145 	CMDQ_OPCODE_MODIFY_QP = 3,
146 	CMDQ_OPCODE_CREATE_CQ = 4,
147 	CMDQ_OPCODE_DESTROY_CQ = 5,
148 	CMDQ_OPCODE_REG_MR = 8,
149 	CMDQ_OPCODE_DEREG_MR = 9
150 };
151 
152 enum CMDQ_COMMON_OPCODE {
153 	CMDQ_OPCODE_CREATE_EQ = 0,
154 	CMDQ_OPCODE_DESTROY_EQ = 1,
155 	CMDQ_OPCODE_QUERY_FW_INFO = 2,
156 };
157 
158 /* cmdq-SQE HDR */
159 #define ERDMA_CMD_HDR_WQEBB_CNT_MASK GENMASK_ULL(54, 52)
160 #define ERDMA_CMD_HDR_CONTEXT_COOKIE_MASK GENMASK_ULL(47, 32)
161 #define ERDMA_CMD_HDR_SUB_MOD_MASK GENMASK_ULL(25, 24)
162 #define ERDMA_CMD_HDR_OPCODE_MASK GENMASK_ULL(23, 16)
163 #define ERDMA_CMD_HDR_WQEBB_INDEX_MASK GENMASK_ULL(15, 0)
164 
165 struct erdma_cmdq_destroy_cq_req {
166 	u64 hdr;
167 	u32 cqn;
168 };
169 
170 #define ERDMA_EQ_TYPE_AEQ 0
171 #define ERDMA_EQ_TYPE_CEQ 1
172 
173 struct erdma_cmdq_create_eq_req {
174 	u64 hdr;
175 	u64 qbuf_addr;
176 	u8 vector_idx;
177 	u8 eqn;
178 	u8 depth;
179 	u8 qtype;
180 	u32 db_dma_addr_l;
181 	u32 db_dma_addr_h;
182 };
183 
184 struct erdma_cmdq_destroy_eq_req {
185 	u64 hdr;
186 	u64 rsvd0;
187 	u8 vector_idx;
188 	u8 eqn;
189 	u8 rsvd1;
190 	u8 qtype;
191 };
192 
193 /* create_cq cfg0 */
194 #define ERDMA_CMD_CREATE_CQ_DEPTH_MASK GENMASK(31, 24)
195 #define ERDMA_CMD_CREATE_CQ_PAGESIZE_MASK GENMASK(23, 20)
196 #define ERDMA_CMD_CREATE_CQ_CQN_MASK GENMASK(19, 0)
197 
198 /* create_cq cfg1 */
199 #define ERDMA_CMD_CREATE_CQ_MTT_CNT_MASK GENMASK(31, 16)
200 #define ERDMA_CMD_CREATE_CQ_MTT_TYPE_MASK BIT(15)
201 #define ERDMA_CMD_CREATE_CQ_EQN_MASK GENMASK(9, 0)
202 
203 struct erdma_cmdq_create_cq_req {
204 	u64 hdr;
205 	u32 cfg0;
206 	u32 qbuf_addr_l;
207 	u32 qbuf_addr_h;
208 	u32 cfg1;
209 	u64 cq_db_info_addr;
210 	u32 first_page_offset;
211 };
212 
213 /* regmr/deregmr cfg0 */
214 #define ERDMA_CMD_MR_VALID_MASK BIT(31)
215 #define ERDMA_CMD_MR_KEY_MASK GENMASK(27, 20)
216 #define ERDMA_CMD_MR_MPT_IDX_MASK GENMASK(19, 0)
217 
218 /* regmr cfg1 */
219 #define ERDMA_CMD_REGMR_PD_MASK GENMASK(31, 12)
220 #define ERDMA_CMD_REGMR_TYPE_MASK GENMASK(7, 6)
221 #define ERDMA_CMD_REGMR_RIGHT_MASK GENMASK(5, 2)
222 #define ERDMA_CMD_REGMR_ACC_MODE_MASK GENMASK(1, 0)
223 
224 /* regmr cfg2 */
225 #define ERDMA_CMD_REGMR_PAGESIZE_MASK GENMASK(31, 27)
226 #define ERDMA_CMD_REGMR_MTT_TYPE_MASK GENMASK(21, 20)
227 #define ERDMA_CMD_REGMR_MTT_CNT_MASK GENMASK(19, 0)
228 
229 struct erdma_cmdq_reg_mr_req {
230 	u64 hdr;
231 	u32 cfg0;
232 	u32 cfg1;
233 	u64 start_va;
234 	u32 size;
235 	u32 cfg2;
236 	u64 phy_addr[4];
237 };
238 
239 struct erdma_cmdq_dereg_mr_req {
240 	u64 hdr;
241 	u32 cfg;
242 };
243 
244 /* modify qp cfg */
245 #define ERDMA_CMD_MODIFY_QP_STATE_MASK GENMASK(31, 24)
246 #define ERDMA_CMD_MODIFY_QP_CC_MASK GENMASK(23, 20)
247 #define ERDMA_CMD_MODIFY_QP_QPN_MASK GENMASK(19, 0)
248 
249 struct erdma_cmdq_modify_qp_req {
250 	u64 hdr;
251 	u32 cfg;
252 	u32 cookie;
253 	__be32 dip;
254 	__be32 sip;
255 	__be16 sport;
256 	__be16 dport;
257 	u32 send_nxt;
258 	u32 recv_nxt;
259 };
260 
261 /* create qp cfg0 */
262 #define ERDMA_CMD_CREATE_QP_SQ_DEPTH_MASK GENMASK(31, 20)
263 #define ERDMA_CMD_CREATE_QP_QPN_MASK GENMASK(19, 0)
264 
265 /* create qp cfg1 */
266 #define ERDMA_CMD_CREATE_QP_RQ_DEPTH_MASK GENMASK(31, 20)
267 #define ERDMA_CMD_CREATE_QP_PD_MASK GENMASK(19, 0)
268 
269 /* create qp cqn_mtt_cfg */
270 #define ERDMA_CMD_CREATE_QP_PAGE_SIZE_MASK GENMASK(31, 28)
271 #define ERDMA_CMD_CREATE_QP_CQN_MASK GENMASK(23, 0)
272 
273 /* create qp mtt_cfg */
274 #define ERDMA_CMD_CREATE_QP_PAGE_OFFSET_MASK GENMASK(31, 12)
275 #define ERDMA_CMD_CREATE_QP_MTT_CNT_MASK GENMASK(11, 1)
276 #define ERDMA_CMD_CREATE_QP_MTT_TYPE_MASK BIT(0)
277 
278 #define ERDMA_CMDQ_CREATE_QP_RESP_COOKIE_MASK GENMASK_ULL(31, 0)
279 
280 struct erdma_cmdq_create_qp_req {
281 	u64 hdr;
282 	u32 cfg0;
283 	u32 cfg1;
284 	u32 sq_cqn_mtt_cfg;
285 	u32 rq_cqn_mtt_cfg;
286 	u64 sq_buf_addr;
287 	u64 rq_buf_addr;
288 	u32 sq_mtt_cfg;
289 	u32 rq_mtt_cfg;
290 	u64 sq_db_info_dma_addr;
291 	u64 rq_db_info_dma_addr;
292 };
293 
294 struct erdma_cmdq_destroy_qp_req {
295 	u64 hdr;
296 	u32 qpn;
297 };
298 
299 /* cap qword 0 definition */
300 #define ERDMA_CMD_DEV_CAP_MAX_CQE_MASK GENMASK_ULL(47, 40)
301 #define ERDMA_CMD_DEV_CAP_MAX_RECV_WR_MASK GENMASK_ULL(23, 16)
302 #define ERDMA_CMD_DEV_CAP_MAX_MR_SIZE_MASK GENMASK_ULL(7, 0)
303 
304 /* cap qword 1 definition */
305 #define ERDMA_CMD_DEV_CAP_DMA_LOCAL_KEY_MASK GENMASK_ULL(63, 32)
306 #define ERDMA_CMD_DEV_CAP_DEFAULT_CC_MASK GENMASK_ULL(31, 28)
307 #define ERDMA_CMD_DEV_CAP_QBLOCK_MASK GENMASK_ULL(27, 16)
308 #define ERDMA_CMD_DEV_CAP_MAX_MW_MASK GENMASK_ULL(7, 0)
309 
310 #define ERDMA_NQP_PER_QBLOCK 1024
311 
312 #define ERDMA_CMD_INFO0_FW_VER_MASK GENMASK_ULL(31, 0)
313 
314 /* CQE hdr */
315 #define ERDMA_CQE_HDR_OWNER_MASK BIT(31)
316 #define ERDMA_CQE_HDR_OPCODE_MASK GENMASK(23, 16)
317 #define ERDMA_CQE_HDR_QTYPE_MASK GENMASK(15, 8)
318 #define ERDMA_CQE_HDR_SYNDROME_MASK GENMASK(7, 0)
319 
320 #define ERDMA_CQE_QTYPE_SQ 0
321 #define ERDMA_CQE_QTYPE_RQ 1
322 #define ERDMA_CQE_QTYPE_CMDQ 2
323 
324 struct erdma_cqe {
325 	__be32 hdr;
326 	__be32 qe_idx;
327 	__be32 qpn;
328 	union {
329 		__le32 imm_data;
330 		__be32 inv_rkey;
331 	};
332 	__be32 size;
333 	__be32 rsvd[3];
334 };
335 
336 struct erdma_sge {
337 	__aligned_le64 laddr;
338 	__le32 length;
339 	__le32 lkey;
340 };
341 
342 /* Receive Queue Element */
343 struct erdma_rqe {
344 	__le16 qe_idx;
345 	__le16 rsvd0;
346 	__le32 qpn;
347 	__le32 rsvd1;
348 	__le32 rsvd2;
349 	__le64 to;
350 	__le32 length;
351 	__le32 stag;
352 };
353 
354 /* SQE */
355 #define ERDMA_SQE_HDR_SGL_LEN_MASK GENMASK_ULL(63, 56)
356 #define ERDMA_SQE_HDR_WQEBB_CNT_MASK GENMASK_ULL(54, 52)
357 #define ERDMA_SQE_HDR_QPN_MASK GENMASK_ULL(51, 32)
358 #define ERDMA_SQE_HDR_OPCODE_MASK GENMASK_ULL(31, 27)
359 #define ERDMA_SQE_HDR_DWQE_MASK BIT_ULL(26)
360 #define ERDMA_SQE_HDR_INLINE_MASK BIT_ULL(25)
361 #define ERDMA_SQE_HDR_FENCE_MASK BIT_ULL(24)
362 #define ERDMA_SQE_HDR_SE_MASK BIT_ULL(23)
363 #define ERDMA_SQE_HDR_CE_MASK BIT_ULL(22)
364 #define ERDMA_SQE_HDR_WQEBB_INDEX_MASK GENMASK_ULL(15, 0)
365 
366 /* REG MR attrs */
367 #define ERDMA_SQE_MR_MODE_MASK GENMASK(1, 0)
368 #define ERDMA_SQE_MR_ACCESS_MASK GENMASK(5, 2)
369 #define ERDMA_SQE_MR_MTT_TYPE_MASK GENMASK(7, 6)
370 #define ERDMA_SQE_MR_MTT_CNT_MASK GENMASK(31, 12)
371 
372 struct erdma_write_sqe {
373 	__le64 hdr;
374 	__be32 imm_data;
375 	__le32 length;
376 
377 	__le32 sink_stag;
378 	__le32 sink_to_l;
379 	__le32 sink_to_h;
380 
381 	__le32 rsvd;
382 
383 	struct erdma_sge sgl[0];
384 };
385 
386 struct erdma_send_sqe {
387 	__le64 hdr;
388 	union {
389 		__be32 imm_data;
390 		__le32 invalid_stag;
391 	};
392 
393 	__le32 length;
394 	struct erdma_sge sgl[0];
395 };
396 
397 struct erdma_readreq_sqe {
398 	__le64 hdr;
399 	__le32 invalid_stag;
400 	__le32 length;
401 	__le32 sink_stag;
402 	__le32 sink_to_l;
403 	__le32 sink_to_h;
404 	__le32 rsvd;
405 };
406 
407 struct erdma_reg_mr_sqe {
408 	__le64 hdr;
409 	__le64 addr;
410 	__le32 length;
411 	__le32 stag;
412 	__le32 attrs;
413 	__le32 rsvd;
414 };
415 
416 /* EQ related. */
417 #define ERDMA_DEFAULT_EQ_DEPTH 256
418 
419 /* ceqe */
420 #define ERDMA_CEQE_HDR_DB_MASK BIT_ULL(63)
421 #define ERDMA_CEQE_HDR_PI_MASK GENMASK_ULL(55, 32)
422 #define ERDMA_CEQE_HDR_O_MASK BIT_ULL(31)
423 #define ERDMA_CEQE_HDR_CQN_MASK GENMASK_ULL(19, 0)
424 
425 /* aeqe */
426 #define ERDMA_AEQE_HDR_O_MASK BIT(31)
427 #define ERDMA_AEQE_HDR_TYPE_MASK GENMASK(23, 16)
428 #define ERDMA_AEQE_HDR_SUBTYPE_MASK GENMASK(7, 0)
429 
430 #define ERDMA_AE_TYPE_QP_FATAL_EVENT 0
431 #define ERDMA_AE_TYPE_QP_ERQ_ERR_EVENT 1
432 #define ERDMA_AE_TYPE_ACC_ERR_EVENT 2
433 #define ERDMA_AE_TYPE_CQ_ERR 3
434 #define ERDMA_AE_TYPE_OTHER_ERROR 4
435 
436 struct erdma_aeqe {
437 	__le32 hdr;
438 	__le32 event_data0;
439 	__le32 event_data1;
440 	__le32 rsvd;
441 };
442 
443 enum erdma_opcode {
444 	ERDMA_OP_WRITE = 0,
445 	ERDMA_OP_READ = 1,
446 	ERDMA_OP_SEND = 2,
447 	ERDMA_OP_SEND_WITH_IMM = 3,
448 
449 	ERDMA_OP_RECEIVE = 4,
450 	ERDMA_OP_RECV_IMM = 5,
451 	ERDMA_OP_RECV_INV = 6,
452 
453 	ERDMA_OP_REQ_ERR = 7,
454 	ERDMA_OP_READ_RESPONSE = 8,
455 	ERDMA_OP_WRITE_WITH_IMM = 9,
456 
457 	ERDMA_OP_RECV_ERR = 10,
458 
459 	ERDMA_OP_INVALIDATE = 11,
460 	ERDMA_OP_RSP_SEND_IMM = 12,
461 	ERDMA_OP_SEND_WITH_INV = 13,
462 
463 	ERDMA_OP_REG_MR = 14,
464 	ERDMA_OP_LOCAL_INV = 15,
465 	ERDMA_OP_READ_WITH_INV = 16,
466 	ERDMA_NUM_OPCODES = 17,
467 	ERDMA_OP_INVALID = ERDMA_NUM_OPCODES + 1
468 };
469 
470 enum erdma_wc_status {
471 	ERDMA_WC_SUCCESS = 0,
472 	ERDMA_WC_GENERAL_ERR = 1,
473 	ERDMA_WC_RECV_WQE_FORMAT_ERR = 2,
474 	ERDMA_WC_RECV_STAG_INVALID_ERR = 3,
475 	ERDMA_WC_RECV_ADDR_VIOLATION_ERR = 4,
476 	ERDMA_WC_RECV_RIGHT_VIOLATION_ERR = 5,
477 	ERDMA_WC_RECV_PDID_ERR = 6,
478 	ERDMA_WC_RECV_WARRPING_ERR = 7,
479 	ERDMA_WC_SEND_WQE_FORMAT_ERR = 8,
480 	ERDMA_WC_SEND_WQE_ORD_EXCEED = 9,
481 	ERDMA_WC_SEND_STAG_INVALID_ERR = 10,
482 	ERDMA_WC_SEND_ADDR_VIOLATION_ERR = 11,
483 	ERDMA_WC_SEND_RIGHT_VIOLATION_ERR = 12,
484 	ERDMA_WC_SEND_PDID_ERR = 13,
485 	ERDMA_WC_SEND_WARRPING_ERR = 14,
486 	ERDMA_WC_FLUSH_ERR = 15,
487 	ERDMA_WC_RETRY_EXC_ERR = 16,
488 	ERDMA_NUM_WC_STATUS
489 };
490 
491 enum erdma_vendor_err {
492 	ERDMA_WC_VENDOR_NO_ERR = 0,
493 	ERDMA_WC_VENDOR_INVALID_RQE = 1,
494 	ERDMA_WC_VENDOR_RQE_INVALID_STAG = 2,
495 	ERDMA_WC_VENDOR_RQE_ADDR_VIOLATION = 3,
496 	ERDMA_WC_VENDOR_RQE_ACCESS_RIGHT_ERR = 4,
497 	ERDMA_WC_VENDOR_RQE_INVALID_PD = 5,
498 	ERDMA_WC_VENDOR_RQE_WRAP_ERR = 6,
499 	ERDMA_WC_VENDOR_INVALID_SQE = 0x20,
500 	ERDMA_WC_VENDOR_ZERO_ORD = 0x21,
501 	ERDMA_WC_VENDOR_SQE_INVALID_STAG = 0x30,
502 	ERDMA_WC_VENDOR_SQE_ADDR_VIOLATION = 0x31,
503 	ERDMA_WC_VENDOR_SQE_ACCESS_ERR = 0x32,
504 	ERDMA_WC_VENDOR_SQE_INVALID_PD = 0x33,
505 	ERDMA_WC_VENDOR_SQE_WARP_ERR = 0x34
506 };
507 
508 #endif
509