xref: /linux-6.15/include/linux/mlx4/device.h (revision 7c18d220)
1 /*
2  * Copyright (c) 2006, 2007 Cisco Systems, Inc.  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 MLX4_DEVICE_H
34 #define MLX4_DEVICE_H
35 
36 #include <linux/pci.h>
37 #include <linux/completion.h>
38 #include <linux/radix-tree.h>
39 
40 #include <linux/atomic.h>
41 
42 #define MAX_MSIX_P_PORT		17
43 #define MAX_MSIX		64
44 #define MSIX_LEGACY_SZ		4
45 #define MIN_MSIX_P_PORT		5
46 
47 enum {
48 	MLX4_FLAG_MSI_X		= 1 << 0,
49 	MLX4_FLAG_OLD_PORT_CMDS	= 1 << 1,
50 };
51 
52 enum {
53 	MLX4_MAX_PORTS		= 2
54 };
55 
56 enum {
57 	MLX4_BOARD_ID_LEN = 64
58 };
59 
60 enum {
61 	MLX4_DEV_CAP_FLAG_RC		= 1LL <<  0,
62 	MLX4_DEV_CAP_FLAG_UC		= 1LL <<  1,
63 	MLX4_DEV_CAP_FLAG_UD		= 1LL <<  2,
64 	MLX4_DEV_CAP_FLAG_XRC		= 1LL <<  3,
65 	MLX4_DEV_CAP_FLAG_SRQ		= 1LL <<  6,
66 	MLX4_DEV_CAP_FLAG_IPOIB_CSUM	= 1LL <<  7,
67 	MLX4_DEV_CAP_FLAG_BAD_PKEY_CNTR	= 1LL <<  8,
68 	MLX4_DEV_CAP_FLAG_BAD_QKEY_CNTR	= 1LL <<  9,
69 	MLX4_DEV_CAP_FLAG_DPDP		= 1LL << 12,
70 	MLX4_DEV_CAP_FLAG_BLH		= 1LL << 15,
71 	MLX4_DEV_CAP_FLAG_MEM_WINDOW	= 1LL << 16,
72 	MLX4_DEV_CAP_FLAG_APM		= 1LL << 17,
73 	MLX4_DEV_CAP_FLAG_ATOMIC	= 1LL << 18,
74 	MLX4_DEV_CAP_FLAG_RAW_MCAST	= 1LL << 19,
75 	MLX4_DEV_CAP_FLAG_UD_AV_PORT	= 1LL << 20,
76 	MLX4_DEV_CAP_FLAG_UD_MCAST	= 1LL << 21,
77 	MLX4_DEV_CAP_FLAG_IBOE		= 1LL << 30,
78 	MLX4_DEV_CAP_FLAG_UC_LOOPBACK	= 1LL << 32,
79 	MLX4_DEV_CAP_FLAG_FCS_KEEP	= 1LL << 34,
80 	MLX4_DEV_CAP_FLAG_WOL_PORT1	= 1LL << 37,
81 	MLX4_DEV_CAP_FLAG_WOL_PORT2	= 1LL << 38,
82 	MLX4_DEV_CAP_FLAG_UDP_RSS	= 1LL << 40,
83 	MLX4_DEV_CAP_FLAG_VEP_UC_STEER	= 1LL << 41,
84 	MLX4_DEV_CAP_FLAG_VEP_MC_STEER	= 1LL << 42,
85 	MLX4_DEV_CAP_FLAG_COUNTERS	= 1LL << 48
86 };
87 
88 #define MLX4_ATTR_EXTENDED_PORT_INFO	cpu_to_be16(0xff90)
89 
90 enum {
91 	MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO	= 1 <<  0
92 };
93 
94 enum {
95 	MLX4_BMME_FLAG_LOCAL_INV	= 1 <<  6,
96 	MLX4_BMME_FLAG_REMOTE_INV	= 1 <<  7,
97 	MLX4_BMME_FLAG_TYPE_2_WIN	= 1 <<  9,
98 	MLX4_BMME_FLAG_RESERVED_LKEY	= 1 << 10,
99 	MLX4_BMME_FLAG_FAST_REG_WR	= 1 << 11,
100 };
101 
102 enum mlx4_event {
103 	MLX4_EVENT_TYPE_COMP		   = 0x00,
104 	MLX4_EVENT_TYPE_PATH_MIG	   = 0x01,
105 	MLX4_EVENT_TYPE_COMM_EST	   = 0x02,
106 	MLX4_EVENT_TYPE_SQ_DRAINED	   = 0x03,
107 	MLX4_EVENT_TYPE_SRQ_QP_LAST_WQE	   = 0x13,
108 	MLX4_EVENT_TYPE_SRQ_LIMIT	   = 0x14,
109 	MLX4_EVENT_TYPE_CQ_ERROR	   = 0x04,
110 	MLX4_EVENT_TYPE_WQ_CATAS_ERROR	   = 0x05,
111 	MLX4_EVENT_TYPE_EEC_CATAS_ERROR	   = 0x06,
112 	MLX4_EVENT_TYPE_PATH_MIG_FAILED	   = 0x07,
113 	MLX4_EVENT_TYPE_WQ_INVAL_REQ_ERROR = 0x10,
114 	MLX4_EVENT_TYPE_WQ_ACCESS_ERROR	   = 0x11,
115 	MLX4_EVENT_TYPE_SRQ_CATAS_ERROR	   = 0x12,
116 	MLX4_EVENT_TYPE_LOCAL_CATAS_ERROR  = 0x08,
117 	MLX4_EVENT_TYPE_PORT_CHANGE	   = 0x09,
118 	MLX4_EVENT_TYPE_EQ_OVERFLOW	   = 0x0f,
119 	MLX4_EVENT_TYPE_ECC_DETECT	   = 0x0e,
120 	MLX4_EVENT_TYPE_CMD		   = 0x0a
121 };
122 
123 enum {
124 	MLX4_PORT_CHANGE_SUBTYPE_DOWN	= 1,
125 	MLX4_PORT_CHANGE_SUBTYPE_ACTIVE	= 4
126 };
127 
128 enum {
129 	MLX4_PERM_LOCAL_READ	= 1 << 10,
130 	MLX4_PERM_LOCAL_WRITE	= 1 << 11,
131 	MLX4_PERM_REMOTE_READ	= 1 << 12,
132 	MLX4_PERM_REMOTE_WRITE	= 1 << 13,
133 	MLX4_PERM_ATOMIC	= 1 << 14
134 };
135 
136 enum {
137 	MLX4_OPCODE_NOP			= 0x00,
138 	MLX4_OPCODE_SEND_INVAL		= 0x01,
139 	MLX4_OPCODE_RDMA_WRITE		= 0x08,
140 	MLX4_OPCODE_RDMA_WRITE_IMM	= 0x09,
141 	MLX4_OPCODE_SEND		= 0x0a,
142 	MLX4_OPCODE_SEND_IMM		= 0x0b,
143 	MLX4_OPCODE_LSO			= 0x0e,
144 	MLX4_OPCODE_RDMA_READ		= 0x10,
145 	MLX4_OPCODE_ATOMIC_CS		= 0x11,
146 	MLX4_OPCODE_ATOMIC_FA		= 0x12,
147 	MLX4_OPCODE_MASKED_ATOMIC_CS	= 0x14,
148 	MLX4_OPCODE_MASKED_ATOMIC_FA	= 0x15,
149 	MLX4_OPCODE_BIND_MW		= 0x18,
150 	MLX4_OPCODE_FMR			= 0x19,
151 	MLX4_OPCODE_LOCAL_INVAL		= 0x1b,
152 	MLX4_OPCODE_CONFIG_CMD		= 0x1f,
153 
154 	MLX4_RECV_OPCODE_RDMA_WRITE_IMM	= 0x00,
155 	MLX4_RECV_OPCODE_SEND		= 0x01,
156 	MLX4_RECV_OPCODE_SEND_IMM	= 0x02,
157 	MLX4_RECV_OPCODE_SEND_INVAL	= 0x03,
158 
159 	MLX4_CQE_OPCODE_ERROR		= 0x1e,
160 	MLX4_CQE_OPCODE_RESIZE		= 0x16,
161 };
162 
163 enum {
164 	MLX4_STAT_RATE_OFFSET	= 5
165 };
166 
167 enum mlx4_protocol {
168 	MLX4_PROT_IB_IPV6 = 0,
169 	MLX4_PROT_ETH,
170 	MLX4_PROT_IB_IPV4,
171 	MLX4_PROT_FCOE
172 };
173 
174 enum {
175 	MLX4_MTT_FLAG_PRESENT		= 1
176 };
177 
178 enum mlx4_qp_region {
179 	MLX4_QP_REGION_FW = 0,
180 	MLX4_QP_REGION_ETH_ADDR,
181 	MLX4_QP_REGION_FC_ADDR,
182 	MLX4_QP_REGION_FC_EXCH,
183 	MLX4_NUM_QP_REGION
184 };
185 
186 enum mlx4_port_type {
187 	MLX4_PORT_TYPE_IB	= 1,
188 	MLX4_PORT_TYPE_ETH	= 2,
189 	MLX4_PORT_TYPE_AUTO	= 3
190 };
191 
192 enum mlx4_special_vlan_idx {
193 	MLX4_NO_VLAN_IDX        = 0,
194 	MLX4_VLAN_MISS_IDX,
195 	MLX4_VLAN_REGULAR
196 };
197 
198 enum mlx4_steer_type {
199 	MLX4_MC_STEER = 0,
200 	MLX4_UC_STEER,
201 	MLX4_NUM_STEERS
202 };
203 
204 enum {
205 	MLX4_NUM_FEXCH          = 64 * 1024,
206 };
207 
208 enum {
209 	MLX4_MAX_FAST_REG_PAGES = 511,
210 };
211 
212 static inline u64 mlx4_fw_ver(u64 major, u64 minor, u64 subminor)
213 {
214 	return (major << 32) | (minor << 16) | subminor;
215 }
216 
217 struct mlx4_caps {
218 	u64			fw_ver;
219 	int			num_ports;
220 	int			vl_cap[MLX4_MAX_PORTS + 1];
221 	int			ib_mtu_cap[MLX4_MAX_PORTS + 1];
222 	__be32			ib_port_def_cap[MLX4_MAX_PORTS + 1];
223 	u64			def_mac[MLX4_MAX_PORTS + 1];
224 	int			eth_mtu_cap[MLX4_MAX_PORTS + 1];
225 	int			gid_table_len[MLX4_MAX_PORTS + 1];
226 	int			pkey_table_len[MLX4_MAX_PORTS + 1];
227 	int			trans_type[MLX4_MAX_PORTS + 1];
228 	int			vendor_oui[MLX4_MAX_PORTS + 1];
229 	int			wavelength[MLX4_MAX_PORTS + 1];
230 	u64			trans_code[MLX4_MAX_PORTS + 1];
231 	int			local_ca_ack_delay;
232 	int			num_uars;
233 	int			bf_reg_size;
234 	int			bf_regs_per_page;
235 	int			max_sq_sg;
236 	int			max_rq_sg;
237 	int			num_qps;
238 	int			max_wqes;
239 	int			max_sq_desc_sz;
240 	int			max_rq_desc_sz;
241 	int			max_qp_init_rdma;
242 	int			max_qp_dest_rdma;
243 	int			sqp_start;
244 	int			num_srqs;
245 	int			max_srq_wqes;
246 	int			max_srq_sge;
247 	int			reserved_srqs;
248 	int			num_cqs;
249 	int			max_cqes;
250 	int			reserved_cqs;
251 	int			num_eqs;
252 	int			reserved_eqs;
253 	int			num_comp_vectors;
254 	int			comp_pool;
255 	int			num_mpts;
256 	int			num_mtt_segs;
257 	int			mtts_per_seg;
258 	int			fmr_reserved_mtts;
259 	int			reserved_mtts;
260 	int			reserved_mrws;
261 	int			reserved_uars;
262 	int			num_mgms;
263 	int			num_amgms;
264 	int			reserved_mcgs;
265 	int			num_qp_per_mgm;
266 	int			num_pds;
267 	int			reserved_pds;
268 	int			max_xrcds;
269 	int			reserved_xrcds;
270 	int			mtt_entry_sz;
271 	u32			max_msg_sz;
272 	u32			page_size_cap;
273 	u64			flags;
274 	u32			bmme_flags;
275 	u32			reserved_lkey;
276 	u16			stat_rate_support;
277 	u8			port_width_cap[MLX4_MAX_PORTS + 1];
278 	int			max_gso_sz;
279 	int                     reserved_qps_cnt[MLX4_NUM_QP_REGION];
280 	int			reserved_qps;
281 	int                     reserved_qps_base[MLX4_NUM_QP_REGION];
282 	int                     log_num_macs;
283 	int                     log_num_vlans;
284 	int                     log_num_prios;
285 	enum mlx4_port_type	port_type[MLX4_MAX_PORTS + 1];
286 	u8			supported_type[MLX4_MAX_PORTS + 1];
287 	u32			port_mask;
288 	enum mlx4_port_type	possible_type[MLX4_MAX_PORTS + 1];
289 	u32			max_counters;
290 	u8			ext_port_cap[MLX4_MAX_PORTS + 1];
291 };
292 
293 struct mlx4_buf_list {
294 	void		       *buf;
295 	dma_addr_t		map;
296 };
297 
298 struct mlx4_buf {
299 	struct mlx4_buf_list	direct;
300 	struct mlx4_buf_list   *page_list;
301 	int			nbufs;
302 	int			npages;
303 	int			page_shift;
304 };
305 
306 struct mlx4_mtt {
307 	u32			first_seg;
308 	int			order;
309 	int			page_shift;
310 };
311 
312 enum {
313 	MLX4_DB_PER_PAGE = PAGE_SIZE / 4
314 };
315 
316 struct mlx4_db_pgdir {
317 	struct list_head	list;
318 	DECLARE_BITMAP(order0, MLX4_DB_PER_PAGE);
319 	DECLARE_BITMAP(order1, MLX4_DB_PER_PAGE / 2);
320 	unsigned long	       *bits[2];
321 	__be32		       *db_page;
322 	dma_addr_t		db_dma;
323 };
324 
325 struct mlx4_ib_user_db_page;
326 
327 struct mlx4_db {
328 	__be32			*db;
329 	union {
330 		struct mlx4_db_pgdir		*pgdir;
331 		struct mlx4_ib_user_db_page	*user_page;
332 	}			u;
333 	dma_addr_t		dma;
334 	int			index;
335 	int			order;
336 };
337 
338 struct mlx4_hwq_resources {
339 	struct mlx4_db		db;
340 	struct mlx4_mtt		mtt;
341 	struct mlx4_buf		buf;
342 };
343 
344 struct mlx4_mr {
345 	struct mlx4_mtt		mtt;
346 	u64			iova;
347 	u64			size;
348 	u32			key;
349 	u32			pd;
350 	u32			access;
351 	int			enabled;
352 };
353 
354 struct mlx4_fmr {
355 	struct mlx4_mr		mr;
356 	struct mlx4_mpt_entry  *mpt;
357 	__be64		       *mtts;
358 	dma_addr_t		dma_handle;
359 	int			max_pages;
360 	int			max_maps;
361 	int			maps;
362 	u8			page_shift;
363 };
364 
365 struct mlx4_uar {
366 	unsigned long		pfn;
367 	int			index;
368 	struct list_head	bf_list;
369 	unsigned		free_bf_bmap;
370 	void __iomem	       *map;
371 	void __iomem	       *bf_map;
372 };
373 
374 struct mlx4_bf {
375 	unsigned long		offset;
376 	int			buf_size;
377 	struct mlx4_uar	       *uar;
378 	void __iomem	       *reg;
379 };
380 
381 struct mlx4_cq {
382 	void (*comp)		(struct mlx4_cq *);
383 	void (*event)		(struct mlx4_cq *, enum mlx4_event);
384 
385 	struct mlx4_uar	       *uar;
386 
387 	u32			cons_index;
388 
389 	__be32		       *set_ci_db;
390 	__be32		       *arm_db;
391 	int			arm_sn;
392 
393 	int			cqn;
394 	unsigned		vector;
395 
396 	atomic_t		refcount;
397 	struct completion	free;
398 };
399 
400 struct mlx4_qp {
401 	void (*event)		(struct mlx4_qp *, enum mlx4_event);
402 
403 	int			qpn;
404 
405 	atomic_t		refcount;
406 	struct completion	free;
407 };
408 
409 struct mlx4_srq {
410 	void (*event)		(struct mlx4_srq *, enum mlx4_event);
411 
412 	int			srqn;
413 	int			max;
414 	int			max_gs;
415 	int			wqe_shift;
416 
417 	atomic_t		refcount;
418 	struct completion	free;
419 };
420 
421 struct mlx4_av {
422 	__be32			port_pd;
423 	u8			reserved1;
424 	u8			g_slid;
425 	__be16			dlid;
426 	u8			reserved2;
427 	u8			gid_index;
428 	u8			stat_rate;
429 	u8			hop_limit;
430 	__be32			sl_tclass_flowlabel;
431 	u8			dgid[16];
432 };
433 
434 struct mlx4_eth_av {
435 	__be32		port_pd;
436 	u8		reserved1;
437 	u8		smac_idx;
438 	u16		reserved2;
439 	u8		reserved3;
440 	u8		gid_index;
441 	u8		stat_rate;
442 	u8		hop_limit;
443 	__be32		sl_tclass_flowlabel;
444 	u8		dgid[16];
445 	u32		reserved4[2];
446 	__be16		vlan;
447 	u8		mac[6];
448 };
449 
450 union mlx4_ext_av {
451 	struct mlx4_av		ib;
452 	struct mlx4_eth_av	eth;
453 };
454 
455 struct mlx4_counter {
456 	u8	reserved1[3];
457 	u8	counter_mode;
458 	__be32	num_ifc;
459 	u32	reserved2[2];
460 	__be64	rx_frames;
461 	__be64	rx_bytes;
462 	__be64	tx_frames;
463 	__be64	tx_bytes;
464 };
465 
466 struct mlx4_dev {
467 	struct pci_dev	       *pdev;
468 	unsigned long		flags;
469 	struct mlx4_caps	caps;
470 	struct radix_tree_root	qp_table_tree;
471 	u8			rev_id;
472 	char			board_id[MLX4_BOARD_ID_LEN];
473 };
474 
475 struct mlx4_init_port_param {
476 	int			set_guid0;
477 	int			set_node_guid;
478 	int			set_si_guid;
479 	u16			mtu;
480 	int			port_width_cap;
481 	u16			vl_cap;
482 	u16			max_gid;
483 	u16			max_pkey;
484 	u64			guid0;
485 	u64			node_guid;
486 	u64			si_guid;
487 };
488 
489 #define mlx4_foreach_port(port, dev, type)				\
490 	for ((port) = 1; (port) <= (dev)->caps.num_ports; (port)++)	\
491 		if (((type) == MLX4_PORT_TYPE_IB ? (dev)->caps.port_mask : \
492 		     ~(dev)->caps.port_mask) & 1 << ((port) - 1))
493 
494 #define mlx4_foreach_ib_transport_port(port, dev)			\
495 	for ((port) = 1; (port) <= (dev)->caps.num_ports; (port)++)	\
496 		if (((dev)->caps.port_mask & 1 << ((port) - 1)) ||	\
497 		    ((dev)->caps.flags & MLX4_DEV_CAP_FLAG_IBOE))
498 
499 
500 int mlx4_buf_alloc(struct mlx4_dev *dev, int size, int max_direct,
501 		   struct mlx4_buf *buf);
502 void mlx4_buf_free(struct mlx4_dev *dev, int size, struct mlx4_buf *buf);
503 static inline void *mlx4_buf_offset(struct mlx4_buf *buf, int offset)
504 {
505 	if (BITS_PER_LONG == 64 || buf->nbufs == 1)
506 		return buf->direct.buf + offset;
507 	else
508 		return buf->page_list[offset >> PAGE_SHIFT].buf +
509 			(offset & (PAGE_SIZE - 1));
510 }
511 
512 int mlx4_pd_alloc(struct mlx4_dev *dev, u32 *pdn);
513 void mlx4_pd_free(struct mlx4_dev *dev, u32 pdn);
514 int mlx4_xrcd_alloc(struct mlx4_dev *dev, u32 *xrcdn);
515 void mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn);
516 
517 int mlx4_uar_alloc(struct mlx4_dev *dev, struct mlx4_uar *uar);
518 void mlx4_uar_free(struct mlx4_dev *dev, struct mlx4_uar *uar);
519 int mlx4_bf_alloc(struct mlx4_dev *dev, struct mlx4_bf *bf);
520 void mlx4_bf_free(struct mlx4_dev *dev, struct mlx4_bf *bf);
521 
522 int mlx4_mtt_init(struct mlx4_dev *dev, int npages, int page_shift,
523 		  struct mlx4_mtt *mtt);
524 void mlx4_mtt_cleanup(struct mlx4_dev *dev, struct mlx4_mtt *mtt);
525 u64 mlx4_mtt_addr(struct mlx4_dev *dev, struct mlx4_mtt *mtt);
526 
527 int mlx4_mr_alloc(struct mlx4_dev *dev, u32 pd, u64 iova, u64 size, u32 access,
528 		  int npages, int page_shift, struct mlx4_mr *mr);
529 void mlx4_mr_free(struct mlx4_dev *dev, struct mlx4_mr *mr);
530 int mlx4_mr_enable(struct mlx4_dev *dev, struct mlx4_mr *mr);
531 int mlx4_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt,
532 		   int start_index, int npages, u64 *page_list);
533 int mlx4_buf_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt,
534 		       struct mlx4_buf *buf);
535 
536 int mlx4_db_alloc(struct mlx4_dev *dev, struct mlx4_db *db, int order);
537 void mlx4_db_free(struct mlx4_dev *dev, struct mlx4_db *db);
538 
539 int mlx4_alloc_hwq_res(struct mlx4_dev *dev, struct mlx4_hwq_resources *wqres,
540 		       int size, int max_direct);
541 void mlx4_free_hwq_res(struct mlx4_dev *mdev, struct mlx4_hwq_resources *wqres,
542 		       int size);
543 
544 int mlx4_cq_alloc(struct mlx4_dev *dev, int nent, struct mlx4_mtt *mtt,
545 		  struct mlx4_uar *uar, u64 db_rec, struct mlx4_cq *cq,
546 		  unsigned vector, int collapsed);
547 void mlx4_cq_free(struct mlx4_dev *dev, struct mlx4_cq *cq);
548 
549 int mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align, int *base);
550 void mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt);
551 
552 int mlx4_qp_alloc(struct mlx4_dev *dev, int qpn, struct mlx4_qp *qp);
553 void mlx4_qp_free(struct mlx4_dev *dev, struct mlx4_qp *qp);
554 
555 int mlx4_srq_alloc(struct mlx4_dev *dev, u32 pdn, u32 cqn, u16 xrcdn,
556 		   struct mlx4_mtt *mtt, u64 db_rec, struct mlx4_srq *srq);
557 void mlx4_srq_free(struct mlx4_dev *dev, struct mlx4_srq *srq);
558 int mlx4_srq_arm(struct mlx4_dev *dev, struct mlx4_srq *srq, int limit_watermark);
559 int mlx4_srq_query(struct mlx4_dev *dev, struct mlx4_srq *srq, int *limit_watermark);
560 
561 int mlx4_INIT_PORT(struct mlx4_dev *dev, int port);
562 int mlx4_CLOSE_PORT(struct mlx4_dev *dev, int port);
563 
564 int mlx4_multicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
565 			  int block_mcast_loopback, enum mlx4_protocol protocol);
566 int mlx4_multicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
567 			  enum mlx4_protocol protocol);
568 int mlx4_multicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port);
569 int mlx4_multicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port);
570 int mlx4_unicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port);
571 int mlx4_unicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port);
572 int mlx4_SET_MCAST_FLTR(struct mlx4_dev *dev, u8 port, u64 mac, u64 clear, u8 mode);
573 
574 int mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac, int *qpn, u8 wrap);
575 void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, int qpn);
576 int mlx4_replace_mac(struct mlx4_dev *dev, u8 port, int qpn, u64 new_mac, u8 wrap);
577 
578 int mlx4_find_cached_vlan(struct mlx4_dev *dev, u8 port, u16 vid, int *idx);
579 int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index);
580 void mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, int index);
581 
582 int mlx4_map_phys_fmr(struct mlx4_dev *dev, struct mlx4_fmr *fmr, u64 *page_list,
583 		      int npages, u64 iova, u32 *lkey, u32 *rkey);
584 int mlx4_fmr_alloc(struct mlx4_dev *dev, u32 pd, u32 access, int max_pages,
585 		   int max_maps, u8 page_shift, struct mlx4_fmr *fmr);
586 int mlx4_fmr_enable(struct mlx4_dev *dev, struct mlx4_fmr *fmr);
587 void mlx4_fmr_unmap(struct mlx4_dev *dev, struct mlx4_fmr *fmr,
588 		    u32 *lkey, u32 *rkey);
589 int mlx4_fmr_free(struct mlx4_dev *dev, struct mlx4_fmr *fmr);
590 int mlx4_SYNC_TPT(struct mlx4_dev *dev);
591 int mlx4_test_interrupts(struct mlx4_dev *dev);
592 int mlx4_assign_eq(struct mlx4_dev *dev, char* name , int* vector);
593 void mlx4_release_eq(struct mlx4_dev *dev, int vec);
594 
595 int mlx4_wol_read(struct mlx4_dev *dev, u64 *config, int port);
596 int mlx4_wol_write(struct mlx4_dev *dev, u64 config, int port);
597 
598 int mlx4_counter_alloc(struct mlx4_dev *dev, u32 *idx);
599 void mlx4_counter_free(struct mlx4_dev *dev, u32 idx);
600 
601 #endif /* MLX4_DEVICE_H */
602