xref: /linux/include/linux/mlx5/qp.h (revision 71e2f4dd5a65bd8dbca0b77661e75eea471168f8)
1 /*
2  * Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved.
3  *
4  * This software is available to you under a choice of one of two
5  * licenses.  You may choose to be licensed under the terms of the GNU
6  * General Public License (GPL) Version 2, available from the file
7  * COPYING in the main directory of this source tree, or the
8  * OpenIB.org BSD license below:
9  *
10  *     Redistribution and use in source and binary forms, with or
11  *     without modification, are permitted provided that the following
12  *     conditions are met:
13  *
14  *      - Redistributions of source code must retain the above
15  *        copyright notice, this list of conditions and the following
16  *        disclaimer.
17  *
18  *      - Redistributions in binary form must reproduce the above
19  *        copyright notice, this list of conditions and the following
20  *        disclaimer in the documentation and/or other materials
21  *        provided with the distribution.
22  *
23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30  * SOFTWARE.
31  */
32 
33 #ifndef MLX5_QP_H
34 #define MLX5_QP_H
35 
36 #include <linux/mlx5/device.h>
37 #include <linux/mlx5/driver.h>
38 
39 #define MLX5_INVALID_LKEY	0x100
40 /* UMR (3 WQE_BB's) + SIG (3 WQE_BB's) + PSV (mem) + PSV (wire) */
41 #define MLX5_SIG_WQE_SIZE	(MLX5_SEND_WQE_BB * 8)
42 #define MLX5_DIF_SIZE		8
43 #define MLX5_STRIDE_BLOCK_OP	0x400
44 #define MLX5_CPY_GRD_MASK	0xc0
45 #define MLX5_CPY_APP_MASK	0x30
46 #define MLX5_CPY_REF_MASK	0x0f
47 #define MLX5_BSF_INC_REFTAG	(1 << 6)
48 #define MLX5_BSF_INL_VALID	(1 << 15)
49 #define MLX5_BSF_REFRESH_DIF	(1 << 14)
50 #define MLX5_BSF_REPEAT_BLOCK	(1 << 7)
51 #define MLX5_BSF_APPTAG_ESCAPE	0x1
52 #define MLX5_BSF_APPREF_ESCAPE	0x2
53 
54 enum mlx5_qp_optpar {
55 	MLX5_QP_OPTPAR_ALT_ADDR_PATH		= 1 << 0,
56 	MLX5_QP_OPTPAR_RRE			= 1 << 1,
57 	MLX5_QP_OPTPAR_RAE			= 1 << 2,
58 	MLX5_QP_OPTPAR_RWE			= 1 << 3,
59 	MLX5_QP_OPTPAR_PKEY_INDEX		= 1 << 4,
60 	MLX5_QP_OPTPAR_Q_KEY			= 1 << 5,
61 	MLX5_QP_OPTPAR_RNR_TIMEOUT		= 1 << 6,
62 	MLX5_QP_OPTPAR_PRIMARY_ADDR_PATH	= 1 << 7,
63 	MLX5_QP_OPTPAR_SRA_MAX			= 1 << 8,
64 	MLX5_QP_OPTPAR_RRA_MAX			= 1 << 9,
65 	MLX5_QP_OPTPAR_PM_STATE			= 1 << 10,
66 	MLX5_QP_OPTPAR_RETRY_COUNT		= 1 << 12,
67 	MLX5_QP_OPTPAR_RNR_RETRY		= 1 << 13,
68 	MLX5_QP_OPTPAR_ACK_TIMEOUT		= 1 << 14,
69 	MLX5_QP_OPTPAR_PRI_PORT			= 1 << 16,
70 	MLX5_QP_OPTPAR_SRQN			= 1 << 18,
71 	MLX5_QP_OPTPAR_CQN_RCV			= 1 << 19,
72 	MLX5_QP_OPTPAR_DC_HS			= 1 << 20,
73 	MLX5_QP_OPTPAR_DC_KEY			= 1 << 21,
74 	MLX5_QP_OPTPAR_COUNTER_SET_ID		= 1 << 25,
75 };
76 
77 enum mlx5_qp_state {
78 	MLX5_QP_STATE_RST			= 0,
79 	MLX5_QP_STATE_INIT			= 1,
80 	MLX5_QP_STATE_RTR			= 2,
81 	MLX5_QP_STATE_RTS			= 3,
82 	MLX5_QP_STATE_SQER			= 4,
83 	MLX5_QP_STATE_SQD			= 5,
84 	MLX5_QP_STATE_ERR			= 6,
85 	MLX5_QP_STATE_SQ_DRAINING		= 7,
86 	MLX5_QP_STATE_SUSPENDED			= 9,
87 	MLX5_QP_NUM_STATE,
88 	MLX5_QP_STATE,
89 	MLX5_QP_STATE_BAD,
90 };
91 
92 enum {
93 	MLX5_SQ_STATE_NA	= MLX5_SQC_STATE_ERR + 1,
94 	MLX5_SQ_NUM_STATE	= MLX5_SQ_STATE_NA + 1,
95 	MLX5_RQ_STATE_NA	= MLX5_RQC_STATE_ERR + 1,
96 	MLX5_RQ_NUM_STATE	= MLX5_RQ_STATE_NA + 1,
97 };
98 
99 enum {
100 	MLX5_QP_ST_RC				= 0x0,
101 	MLX5_QP_ST_UC				= 0x1,
102 	MLX5_QP_ST_UD				= 0x2,
103 	MLX5_QP_ST_XRC				= 0x3,
104 	MLX5_QP_ST_MLX				= 0x4,
105 	MLX5_QP_ST_DCI				= 0x5,
106 	MLX5_QP_ST_DCT				= 0x6,
107 	MLX5_QP_ST_QP0				= 0x7,
108 	MLX5_QP_ST_QP1				= 0x8,
109 	MLX5_QP_ST_RAW_ETHERTYPE		= 0x9,
110 	MLX5_QP_ST_RAW_IPV6			= 0xa,
111 	MLX5_QP_ST_SNIFFER			= 0xb,
112 	MLX5_QP_ST_SYNC_UMR			= 0xe,
113 	MLX5_QP_ST_PTP_1588			= 0xd,
114 	MLX5_QP_ST_REG_UMR			= 0xc,
115 	MLX5_QP_ST_MAX
116 };
117 
118 enum {
119 	MLX5_QP_PM_MIGRATED			= 0x3,
120 	MLX5_QP_PM_ARMED			= 0x0,
121 	MLX5_QP_PM_REARM			= 0x1
122 };
123 
124 enum {
125 	MLX5_NON_ZERO_RQ	= 0x0,
126 	MLX5_SRQ_RQ		= 0x1,
127 	MLX5_CRQ_RQ		= 0x2,
128 	MLX5_ZERO_LEN_RQ	= 0x3
129 };
130 
131 /* TODO REM */
132 enum {
133 	/* params1 */
134 	MLX5_QP_BIT_SRE				= 1 << 15,
135 	MLX5_QP_BIT_SWE				= 1 << 14,
136 	MLX5_QP_BIT_SAE				= 1 << 13,
137 	/* params2 */
138 	MLX5_QP_BIT_RRE				= 1 << 15,
139 	MLX5_QP_BIT_RWE				= 1 << 14,
140 	MLX5_QP_BIT_RAE				= 1 << 13,
141 	MLX5_QP_BIT_RIC				= 1 <<	4,
142 	MLX5_QP_BIT_CC_SLAVE_RECV		= 1 <<  2,
143 	MLX5_QP_BIT_CC_SLAVE_SEND		= 1 <<  1,
144 	MLX5_QP_BIT_CC_MASTER			= 1 <<  0
145 };
146 
147 enum {
148 	MLX5_WQE_CTRL_CQ_UPDATE		= 2 << 2,
149 	MLX5_WQE_CTRL_CQ_UPDATE_AND_EQE	= 3 << 2,
150 	MLX5_WQE_CTRL_SOLICITED		= 1 << 1,
151 };
152 
153 enum {
154 	MLX5_SEND_WQE_DS	= 16,
155 	MLX5_SEND_WQE_BB	= 64,
156 };
157 
158 #define MLX5_SEND_WQEBB_NUM_DS	(MLX5_SEND_WQE_BB / MLX5_SEND_WQE_DS)
159 
160 enum {
161 	MLX5_SEND_WQE_MAX_WQEBBS	= 16,
162 };
163 
164 enum {
165 	MLX5_WQE_FMR_PERM_LOCAL_READ	= 1 << 27,
166 	MLX5_WQE_FMR_PERM_LOCAL_WRITE	= 1 << 28,
167 	MLX5_WQE_FMR_PERM_REMOTE_READ	= 1 << 29,
168 	MLX5_WQE_FMR_PERM_REMOTE_WRITE	= 1 << 30,
169 	MLX5_WQE_FMR_PERM_ATOMIC	= 1 << 31
170 };
171 
172 enum {
173 	MLX5_FENCE_MODE_NONE			= 0 << 5,
174 	MLX5_FENCE_MODE_INITIATOR_SMALL		= 1 << 5,
175 	MLX5_FENCE_MODE_FENCE			= 2 << 5,
176 	MLX5_FENCE_MODE_STRONG_ORDERING		= 3 << 5,
177 	MLX5_FENCE_MODE_SMALL_AND_FENCE		= 4 << 5,
178 };
179 
180 enum {
181 	MLX5_RCV_DBR	= 0,
182 	MLX5_SND_DBR	= 1,
183 };
184 
185 enum {
186 	MLX5_FLAGS_INLINE	= 1<<7,
187 	MLX5_FLAGS_CHECK_FREE   = 1<<5,
188 };
189 
190 struct mlx5_wqe_fmr_seg {
191 	__be32			flags;
192 	__be32			mem_key;
193 	__be64			buf_list;
194 	__be64			start_addr;
195 	__be64			reg_len;
196 	__be32			offset;
197 	__be32			page_size;
198 	u32			reserved[2];
199 };
200 
201 struct mlx5_wqe_ctrl_seg {
202 	__be32			opmod_idx_opcode;
203 	__be32			qpn_ds;
204 	u8			signature;
205 	u8			rsvd[2];
206 	u8			fm_ce_se;
207 	union {
208 		__be32		general_id;
209 		__be32		imm;
210 		__be32		umr_mkey;
211 		__be32		tisn;
212 	};
213 };
214 
215 #define MLX5_WQE_CTRL_DS_MASK 0x3f
216 #define MLX5_WQE_CTRL_QPN_MASK 0xffffff00
217 #define MLX5_WQE_CTRL_QPN_SHIFT 8
218 #define MLX5_WQE_DS_UNITS 16
219 #define MLX5_WQE_CTRL_OPCODE_MASK 0xff
220 #define MLX5_WQE_CTRL_WQE_INDEX_MASK 0x00ffff00
221 #define MLX5_WQE_CTRL_WQE_INDEX_SHIFT 8
222 
223 enum {
224 	MLX5_ETH_WQE_L3_INNER_CSUM      = 1 << 4,
225 	MLX5_ETH_WQE_L4_INNER_CSUM      = 1 << 5,
226 	MLX5_ETH_WQE_L3_CSUM            = 1 << 6,
227 	MLX5_ETH_WQE_L4_CSUM            = 1 << 7,
228 };
229 
230 enum {
231 	MLX5_ETH_WQE_SVLAN              = 1 << 0,
232 	MLX5_ETH_WQE_INSERT_VLAN        = 1 << 15,
233 };
234 
235 enum {
236 	MLX5_ETH_WQE_SWP_INNER_L3_IPV6  = 1 << 0,
237 	MLX5_ETH_WQE_SWP_INNER_L4_UDP   = 1 << 1,
238 	MLX5_ETH_WQE_SWP_OUTER_L3_IPV6  = 1 << 4,
239 	MLX5_ETH_WQE_SWP_OUTER_L4_UDP   = 1 << 5,
240 };
241 
242 struct mlx5_wqe_eth_seg {
243 	u8              swp_outer_l4_offset;
244 	u8              swp_outer_l3_offset;
245 	u8              swp_inner_l4_offset;
246 	u8              swp_inner_l3_offset;
247 	u8              cs_flags;
248 	u8              swp_flags;
249 	__be16          mss;
250 	__be32          rsvd2;
251 	union {
252 		struct {
253 			__be16 sz;
254 			u8     start[2];
255 		} inline_hdr;
256 		struct {
257 			__be16 type;
258 			__be16 vlan_tci;
259 		} insert;
260 	};
261 };
262 
263 struct mlx5_wqe_xrc_seg {
264 	__be32			xrc_srqn;
265 	u8			rsvd[12];
266 };
267 
268 struct mlx5_wqe_masked_atomic_seg {
269 	__be64			swap_add;
270 	__be64			compare;
271 	__be64			swap_add_mask;
272 	__be64			compare_mask;
273 };
274 
275 struct mlx5_base_av {
276 	union {
277 		struct {
278 			__be32	qkey;
279 			__be32	reserved;
280 		} qkey;
281 		__be64	dc_key;
282 	} key;
283 	__be32	dqp_dct;
284 	u8	stat_rate_sl;
285 	u8	fl_mlid;
286 	union {
287 		__be16	rlid;
288 		__be16  udp_sport;
289 	};
290 };
291 
292 struct mlx5_av {
293 	union {
294 		struct {
295 			__be32	qkey;
296 			__be32	reserved;
297 		} qkey;
298 		__be64	dc_key;
299 	} key;
300 	__be32	dqp_dct;
301 	u8	stat_rate_sl;
302 	u8	fl_mlid;
303 	union {
304 		__be16	rlid;
305 		__be16  udp_sport;
306 	};
307 	u8	reserved0[4];
308 	u8	rmac[6];
309 	u8	tclass;
310 	u8	hop_limit;
311 	__be32	grh_gid_fl;
312 	u8	rgid[16];
313 };
314 
315 struct mlx5_ib_ah {
316 	struct ib_ah		ibah;
317 	struct mlx5_av		av;
318 };
319 
320 static inline struct mlx5_ib_ah *to_mah(struct ib_ah *ibah)
321 {
322 	return container_of(ibah, struct mlx5_ib_ah, ibah);
323 }
324 
325 struct mlx5_wqe_datagram_seg {
326 	struct mlx5_av	av;
327 };
328 
329 struct mlx5_wqe_raddr_seg {
330 	__be64			raddr;
331 	__be32			rkey;
332 	u32			reserved;
333 };
334 
335 struct mlx5_wqe_atomic_seg {
336 	__be64			swap_add;
337 	__be64			compare;
338 };
339 
340 struct mlx5_wqe_data_seg {
341 	__be32			byte_count;
342 	__be32			lkey;
343 	__be64			addr;
344 };
345 
346 struct mlx5_wqe_umr_ctrl_seg {
347 	u8		flags;
348 	u8		rsvd0[3];
349 	__be16		xlt_octowords;
350 	union {
351 		__be16	xlt_offset;
352 		__be16	bsf_octowords;
353 	};
354 	__be64		mkey_mask;
355 	__be32		xlt_offset_47_16;
356 	u8		rsvd1[28];
357 };
358 
359 struct mlx5_seg_set_psv {
360 	__be32		psv_num;
361 	__be16		syndrome;
362 	__be16		status;
363 	__be32		transient_sig;
364 	__be32		ref_tag;
365 };
366 
367 struct mlx5_seg_get_psv {
368 	u8		rsvd[19];
369 	u8		num_psv;
370 	__be32		l_key;
371 	__be64		va;
372 	__be32		psv_index[4];
373 };
374 
375 struct mlx5_seg_check_psv {
376 	u8		rsvd0[2];
377 	__be16		err_coalescing_op;
378 	u8		rsvd1[2];
379 	__be16		xport_err_op;
380 	u8		rsvd2[2];
381 	__be16		xport_err_mask;
382 	u8		rsvd3[7];
383 	u8		num_psv;
384 	__be32		l_key;
385 	__be64		va;
386 	__be32		psv_index[4];
387 };
388 
389 struct mlx5_rwqe_sig {
390 	u8	rsvd0[4];
391 	u8	signature;
392 	u8	rsvd1[11];
393 };
394 
395 struct mlx5_wqe_signature_seg {
396 	u8	rsvd0[4];
397 	u8	signature;
398 	u8	rsvd1[11];
399 };
400 
401 #define MLX5_WQE_INLINE_SEG_BYTE_COUNT_MASK 0x3ff
402 
403 struct mlx5_wqe_inline_seg {
404 	__be32	byte_count;
405 	__be32	data[0];
406 };
407 
408 enum mlx5_sig_type {
409 	MLX5_DIF_CRC = 0x1,
410 	MLX5_DIF_IPCS = 0x2,
411 };
412 
413 struct mlx5_bsf_inl {
414 	__be16		vld_refresh;
415 	__be16		dif_apptag;
416 	__be32		dif_reftag;
417 	u8		sig_type;
418 	u8		rp_inv_seed;
419 	u8		rsvd[3];
420 	u8		dif_inc_ref_guard_check;
421 	__be16		dif_app_bitmask_check;
422 };
423 
424 struct mlx5_bsf {
425 	struct mlx5_bsf_basic {
426 		u8		bsf_size_sbs;
427 		u8		check_byte_mask;
428 		union {
429 			u8	copy_byte_mask;
430 			u8	bs_selector;
431 			u8	rsvd_wflags;
432 		} wire;
433 		union {
434 			u8	bs_selector;
435 			u8	rsvd_mflags;
436 		} mem;
437 		__be32		raw_data_size;
438 		__be32		w_bfs_psv;
439 		__be32		m_bfs_psv;
440 	} basic;
441 	struct mlx5_bsf_ext {
442 		__be32		t_init_gen_pro_size;
443 		__be32		rsvd_epi_size;
444 		__be32		w_tfs_psv;
445 		__be32		m_tfs_psv;
446 	} ext;
447 	struct mlx5_bsf_inl	w_inl;
448 	struct mlx5_bsf_inl	m_inl;
449 };
450 
451 struct mlx5_mtt {
452 	__be64		ptag;
453 };
454 
455 struct mlx5_klm {
456 	__be32		bcount;
457 	__be32		key;
458 	__be64		va;
459 };
460 
461 struct mlx5_stride_block_entry {
462 	__be16		stride;
463 	__be16		bcount;
464 	__be32		key;
465 	__be64		va;
466 };
467 
468 struct mlx5_stride_block_ctrl_seg {
469 	__be32		bcount_per_cycle;
470 	__be32		op;
471 	__be32		repeat_count;
472 	u16		rsvd;
473 	__be16		num_entries;
474 };
475 
476 struct mlx5_core_qp {
477 	struct mlx5_core_rsc_common	common; /* must be first */
478 	void (*event)		(struct mlx5_core_qp *, int);
479 	int			qpn;
480 	struct mlx5_rsc_debug	*dbg;
481 	int			pid;
482 	u16			uid;
483 };
484 
485 struct mlx5_core_dct {
486 	struct mlx5_core_qp	mqp;
487 	struct completion	drained;
488 };
489 
490 struct mlx5_qp_path {
491 	u8			fl_free_ar;
492 	u8			rsvd3;
493 	__be16			pkey_index;
494 	u8			rsvd0;
495 	u8			grh_mlid;
496 	__be16			rlid;
497 	u8			ackto_lt;
498 	u8			mgid_index;
499 	u8			static_rate;
500 	u8			hop_limit;
501 	__be32			tclass_flowlabel;
502 	union {
503 		u8		rgid[16];
504 		u8		rip[16];
505 	};
506 	u8			f_dscp_ecn_prio;
507 	u8			ecn_dscp;
508 	__be16			udp_sport;
509 	u8			dci_cfi_prio_sl;
510 	u8			port;
511 	u8			rmac[6];
512 };
513 
514 /* FIXME: use mlx5_ifc.h qpc */
515 struct mlx5_qp_context {
516 	__be32			flags;
517 	__be32			flags_pd;
518 	u8			mtu_msgmax;
519 	u8			rq_size_stride;
520 	__be16			sq_crq_size;
521 	__be32			qp_counter_set_usr_page;
522 	__be32			wire_qpn;
523 	__be32			log_pg_sz_remote_qpn;
524 	struct			mlx5_qp_path pri_path;
525 	struct			mlx5_qp_path alt_path;
526 	__be32			params1;
527 	u8			reserved2[4];
528 	__be32			next_send_psn;
529 	__be32			cqn_send;
530 	__be32			deth_sqpn;
531 	u8			reserved3[4];
532 	__be32			last_acked_psn;
533 	__be32			ssn;
534 	__be32			params2;
535 	__be32			rnr_nextrecvpsn;
536 	__be32			xrcd;
537 	__be32			cqn_recv;
538 	__be64			db_rec_addr;
539 	__be32			qkey;
540 	__be32			rq_type_srqn;
541 	__be32			rmsn;
542 	__be16			hw_sq_wqe_counter;
543 	__be16			sw_sq_wqe_counter;
544 	__be16			hw_rcyclic_byte_counter;
545 	__be16			hw_rq_counter;
546 	__be16			sw_rcyclic_byte_counter;
547 	__be16			sw_rq_counter;
548 	u8			rsvd0[5];
549 	u8			cgs;
550 	u8			cs_req;
551 	u8			cs_res;
552 	__be64			dc_access_key;
553 	u8			rsvd1[24];
554 };
555 
556 static inline struct mlx5_core_qp *__mlx5_qp_lookup(struct mlx5_core_dev *dev, u32 qpn)
557 {
558 	return radix_tree_lookup(&dev->priv.qp_table.tree, qpn);
559 }
560 
561 int mlx5_core_create_dct(struct mlx5_core_dev *dev,
562 			 struct mlx5_core_dct *qp,
563 			 u32 *in, int inlen,
564 			 u32 *out, int outlen);
565 int mlx5_core_create_qp(struct mlx5_core_dev *dev,
566 			struct mlx5_core_qp *qp,
567 			u32 *in,
568 			int inlen);
569 int mlx5_core_qp_modify(struct mlx5_core_dev *dev, u16 opcode,
570 			u32 opt_param_mask, void *qpc,
571 			struct mlx5_core_qp *qp);
572 int mlx5_core_destroy_qp(struct mlx5_core_dev *dev,
573 			 struct mlx5_core_qp *qp);
574 int mlx5_core_destroy_dct(struct mlx5_core_dev *dev,
575 			  struct mlx5_core_dct *dct);
576 int mlx5_core_qp_query(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp,
577 		       u32 *out, int outlen);
578 int mlx5_core_dct_query(struct mlx5_core_dev *dev, struct mlx5_core_dct *dct,
579 			u32 *out, int outlen);
580 
581 int mlx5_core_set_delay_drop(struct mlx5_core_dev *dev,
582 			     u32 timeout_usec);
583 
584 int mlx5_core_xrcd_alloc(struct mlx5_core_dev *dev, u32 *xrcdn);
585 int mlx5_core_xrcd_dealloc(struct mlx5_core_dev *dev, u32 xrcdn);
586 void mlx5_init_qp_table(struct mlx5_core_dev *dev);
587 void mlx5_cleanup_qp_table(struct mlx5_core_dev *dev);
588 int mlx5_debug_qp_add(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp);
589 void mlx5_debug_qp_remove(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp);
590 int mlx5_core_create_rq_tracked(struct mlx5_core_dev *dev, u32 *in, int inlen,
591 				struct mlx5_core_qp *rq);
592 void mlx5_core_destroy_rq_tracked(struct mlx5_core_dev *dev,
593 				  struct mlx5_core_qp *rq);
594 int mlx5_core_create_sq_tracked(struct mlx5_core_dev *dev, u32 *in, int inlen,
595 				struct mlx5_core_qp *sq);
596 void mlx5_core_destroy_sq_tracked(struct mlx5_core_dev *dev,
597 				  struct mlx5_core_qp *sq);
598 int mlx5_core_alloc_q_counter(struct mlx5_core_dev *dev, u16 *counter_id);
599 int mlx5_core_dealloc_q_counter(struct mlx5_core_dev *dev, u16 counter_id);
600 int mlx5_core_query_q_counter(struct mlx5_core_dev *dev, u16 counter_id,
601 			      int reset, void *out, int out_size);
602 
603 struct mlx5_core_rsc_common *mlx5_core_res_hold(struct mlx5_core_dev *dev,
604 						int res_num,
605 						enum mlx5_res_type res_type);
606 void mlx5_core_res_put(struct mlx5_core_rsc_common *res);
607 
608 static inline const char *mlx5_qp_type_str(int type)
609 {
610 	switch (type) {
611 	case MLX5_QP_ST_RC: return "RC";
612 	case MLX5_QP_ST_UC: return "C";
613 	case MLX5_QP_ST_UD: return "UD";
614 	case MLX5_QP_ST_XRC: return "XRC";
615 	case MLX5_QP_ST_MLX: return "MLX";
616 	case MLX5_QP_ST_QP0: return "QP0";
617 	case MLX5_QP_ST_QP1: return "QP1";
618 	case MLX5_QP_ST_RAW_ETHERTYPE: return "RAW_ETHERTYPE";
619 	case MLX5_QP_ST_RAW_IPV6: return "RAW_IPV6";
620 	case MLX5_QP_ST_SNIFFER: return "SNIFFER";
621 	case MLX5_QP_ST_SYNC_UMR: return "SYNC_UMR";
622 	case MLX5_QP_ST_PTP_1588: return "PTP_1588";
623 	case MLX5_QP_ST_REG_UMR: return "REG_UMR";
624 	default: return "Invalid transport type";
625 	}
626 }
627 
628 static inline const char *mlx5_qp_state_str(int state)
629 {
630 	switch (state) {
631 	case MLX5_QP_STATE_RST:
632 	return "RST";
633 	case MLX5_QP_STATE_INIT:
634 	return "INIT";
635 	case MLX5_QP_STATE_RTR:
636 	return "RTR";
637 	case MLX5_QP_STATE_RTS:
638 	return "RTS";
639 	case MLX5_QP_STATE_SQER:
640 	return "SQER";
641 	case MLX5_QP_STATE_SQD:
642 	return "SQD";
643 	case MLX5_QP_STATE_ERR:
644 	return "ERR";
645 	case MLX5_QP_STATE_SQ_DRAINING:
646 	return "SQ_DRAINING";
647 	case MLX5_QP_STATE_SUSPENDED:
648 	return "SUSPENDED";
649 	default: return "Invalid QP state";
650 	}
651 }
652 
653 #endif /* MLX5_QP_H */
654