xref: /linux-6.15/include/linux/mlx4/device.h (revision 74ca4313)
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 	MLX4_FLAG_MASTER	= 1 << 2,
51 	MLX4_FLAG_SLAVE		= 1 << 3,
52 	MLX4_FLAG_SRIOV		= 1 << 4,
53 };
54 
55 enum {
56 	MLX4_MAX_PORTS		= 2
57 };
58 
59 enum {
60 	MLX4_BOARD_ID_LEN = 64
61 };
62 
63 enum {
64 	MLX4_MAX_NUM_PF		= 16,
65 	MLX4_MAX_NUM_VF		= 64,
66 	MLX4_MFUNC_MAX		= 80,
67 	MLX4_MFUNC_EQ_NUM	= 4,
68 	MLX4_MFUNC_MAX_EQES     = 8,
69 	MLX4_MFUNC_EQE_MASK     = (MLX4_MFUNC_MAX_EQES - 1)
70 };
71 
72 enum {
73 	MLX4_DEV_CAP_FLAG_RC		= 1LL <<  0,
74 	MLX4_DEV_CAP_FLAG_UC		= 1LL <<  1,
75 	MLX4_DEV_CAP_FLAG_UD		= 1LL <<  2,
76 	MLX4_DEV_CAP_FLAG_XRC		= 1LL <<  3,
77 	MLX4_DEV_CAP_FLAG_SRQ		= 1LL <<  6,
78 	MLX4_DEV_CAP_FLAG_IPOIB_CSUM	= 1LL <<  7,
79 	MLX4_DEV_CAP_FLAG_BAD_PKEY_CNTR	= 1LL <<  8,
80 	MLX4_DEV_CAP_FLAG_BAD_QKEY_CNTR	= 1LL <<  9,
81 	MLX4_DEV_CAP_FLAG_DPDP		= 1LL << 12,
82 	MLX4_DEV_CAP_FLAG_BLH		= 1LL << 15,
83 	MLX4_DEV_CAP_FLAG_MEM_WINDOW	= 1LL << 16,
84 	MLX4_DEV_CAP_FLAG_APM		= 1LL << 17,
85 	MLX4_DEV_CAP_FLAG_ATOMIC	= 1LL << 18,
86 	MLX4_DEV_CAP_FLAG_RAW_MCAST	= 1LL << 19,
87 	MLX4_DEV_CAP_FLAG_UD_AV_PORT	= 1LL << 20,
88 	MLX4_DEV_CAP_FLAG_UD_MCAST	= 1LL << 21,
89 	MLX4_DEV_CAP_FLAG_IBOE		= 1LL << 30,
90 	MLX4_DEV_CAP_FLAG_UC_LOOPBACK	= 1LL << 32,
91 	MLX4_DEV_CAP_FLAG_FCS_KEEP	= 1LL << 34,
92 	MLX4_DEV_CAP_FLAG_WOL_PORT1	= 1LL << 37,
93 	MLX4_DEV_CAP_FLAG_WOL_PORT2	= 1LL << 38,
94 	MLX4_DEV_CAP_FLAG_UDP_RSS	= 1LL << 40,
95 	MLX4_DEV_CAP_FLAG_VEP_UC_STEER	= 1LL << 41,
96 	MLX4_DEV_CAP_FLAG_VEP_MC_STEER	= 1LL << 42,
97 	MLX4_DEV_CAP_FLAG_COUNTERS	= 1LL << 48,
98 	MLX4_DEV_CAP_FLAG_SENSE_SUPPORT	= 1LL << 55
99 };
100 
101 enum {
102 	MLX4_DEV_CAP_FLAG2_RSS			= 1LL <<  0,
103 	MLX4_DEV_CAP_FLAG2_RSS_TOP		= 1LL <<  1,
104 	MLX4_DEV_CAP_FLAG2_RSS_XOR		= 1LL <<  2
105 };
106 
107 #define MLX4_ATTR_EXTENDED_PORT_INFO	cpu_to_be16(0xff90)
108 
109 enum {
110 	MLX4_BMME_FLAG_LOCAL_INV	= 1 <<  6,
111 	MLX4_BMME_FLAG_REMOTE_INV	= 1 <<  7,
112 	MLX4_BMME_FLAG_TYPE_2_WIN	= 1 <<  9,
113 	MLX4_BMME_FLAG_RESERVED_LKEY	= 1 << 10,
114 	MLX4_BMME_FLAG_FAST_REG_WR	= 1 << 11,
115 };
116 
117 enum mlx4_event {
118 	MLX4_EVENT_TYPE_COMP		   = 0x00,
119 	MLX4_EVENT_TYPE_PATH_MIG	   = 0x01,
120 	MLX4_EVENT_TYPE_COMM_EST	   = 0x02,
121 	MLX4_EVENT_TYPE_SQ_DRAINED	   = 0x03,
122 	MLX4_EVENT_TYPE_SRQ_QP_LAST_WQE	   = 0x13,
123 	MLX4_EVENT_TYPE_SRQ_LIMIT	   = 0x14,
124 	MLX4_EVENT_TYPE_CQ_ERROR	   = 0x04,
125 	MLX4_EVENT_TYPE_WQ_CATAS_ERROR	   = 0x05,
126 	MLX4_EVENT_TYPE_EEC_CATAS_ERROR	   = 0x06,
127 	MLX4_EVENT_TYPE_PATH_MIG_FAILED	   = 0x07,
128 	MLX4_EVENT_TYPE_WQ_INVAL_REQ_ERROR = 0x10,
129 	MLX4_EVENT_TYPE_WQ_ACCESS_ERROR	   = 0x11,
130 	MLX4_EVENT_TYPE_SRQ_CATAS_ERROR	   = 0x12,
131 	MLX4_EVENT_TYPE_LOCAL_CATAS_ERROR  = 0x08,
132 	MLX4_EVENT_TYPE_PORT_CHANGE	   = 0x09,
133 	MLX4_EVENT_TYPE_EQ_OVERFLOW	   = 0x0f,
134 	MLX4_EVENT_TYPE_ECC_DETECT	   = 0x0e,
135 	MLX4_EVENT_TYPE_CMD		   = 0x0a,
136 	MLX4_EVENT_TYPE_VEP_UPDATE	   = 0x19,
137 	MLX4_EVENT_TYPE_COMM_CHANNEL	   = 0x18,
138 	MLX4_EVENT_TYPE_FATAL_WARNING	   = 0x1b,
139 	MLX4_EVENT_TYPE_FLR_EVENT	   = 0x1c,
140 	MLX4_EVENT_TYPE_NONE		   = 0xff,
141 };
142 
143 enum {
144 	MLX4_PORT_CHANGE_SUBTYPE_DOWN	= 1,
145 	MLX4_PORT_CHANGE_SUBTYPE_ACTIVE	= 4
146 };
147 
148 enum {
149 	MLX4_FATAL_WARNING_SUBTYPE_WARMING = 0,
150 };
151 
152 enum {
153 	MLX4_PERM_LOCAL_READ	= 1 << 10,
154 	MLX4_PERM_LOCAL_WRITE	= 1 << 11,
155 	MLX4_PERM_REMOTE_READ	= 1 << 12,
156 	MLX4_PERM_REMOTE_WRITE	= 1 << 13,
157 	MLX4_PERM_ATOMIC	= 1 << 14
158 };
159 
160 enum {
161 	MLX4_OPCODE_NOP			= 0x00,
162 	MLX4_OPCODE_SEND_INVAL		= 0x01,
163 	MLX4_OPCODE_RDMA_WRITE		= 0x08,
164 	MLX4_OPCODE_RDMA_WRITE_IMM	= 0x09,
165 	MLX4_OPCODE_SEND		= 0x0a,
166 	MLX4_OPCODE_SEND_IMM		= 0x0b,
167 	MLX4_OPCODE_LSO			= 0x0e,
168 	MLX4_OPCODE_RDMA_READ		= 0x10,
169 	MLX4_OPCODE_ATOMIC_CS		= 0x11,
170 	MLX4_OPCODE_ATOMIC_FA		= 0x12,
171 	MLX4_OPCODE_MASKED_ATOMIC_CS	= 0x14,
172 	MLX4_OPCODE_MASKED_ATOMIC_FA	= 0x15,
173 	MLX4_OPCODE_BIND_MW		= 0x18,
174 	MLX4_OPCODE_FMR			= 0x19,
175 	MLX4_OPCODE_LOCAL_INVAL		= 0x1b,
176 	MLX4_OPCODE_CONFIG_CMD		= 0x1f,
177 
178 	MLX4_RECV_OPCODE_RDMA_WRITE_IMM	= 0x00,
179 	MLX4_RECV_OPCODE_SEND		= 0x01,
180 	MLX4_RECV_OPCODE_SEND_IMM	= 0x02,
181 	MLX4_RECV_OPCODE_SEND_INVAL	= 0x03,
182 
183 	MLX4_CQE_OPCODE_ERROR		= 0x1e,
184 	MLX4_CQE_OPCODE_RESIZE		= 0x16,
185 };
186 
187 enum {
188 	MLX4_STAT_RATE_OFFSET	= 5
189 };
190 
191 enum mlx4_protocol {
192 	MLX4_PROT_IB_IPV6 = 0,
193 	MLX4_PROT_ETH,
194 	MLX4_PROT_IB_IPV4,
195 	MLX4_PROT_FCOE
196 };
197 
198 enum {
199 	MLX4_MTT_FLAG_PRESENT		= 1
200 };
201 
202 enum mlx4_qp_region {
203 	MLX4_QP_REGION_FW = 0,
204 	MLX4_QP_REGION_ETH_ADDR,
205 	MLX4_QP_REGION_FC_ADDR,
206 	MLX4_QP_REGION_FC_EXCH,
207 	MLX4_NUM_QP_REGION
208 };
209 
210 enum mlx4_port_type {
211 	MLX4_PORT_TYPE_NONE	= 0,
212 	MLX4_PORT_TYPE_IB	= 1,
213 	MLX4_PORT_TYPE_ETH	= 2,
214 	MLX4_PORT_TYPE_AUTO	= 3
215 };
216 
217 enum mlx4_special_vlan_idx {
218 	MLX4_NO_VLAN_IDX        = 0,
219 	MLX4_VLAN_MISS_IDX,
220 	MLX4_VLAN_REGULAR
221 };
222 
223 enum mlx4_steer_type {
224 	MLX4_MC_STEER = 0,
225 	MLX4_UC_STEER,
226 	MLX4_NUM_STEERS
227 };
228 
229 enum {
230 	MLX4_NUM_FEXCH          = 64 * 1024,
231 };
232 
233 enum {
234 	MLX4_MAX_FAST_REG_PAGES = 511,
235 };
236 
237 static inline u64 mlx4_fw_ver(u64 major, u64 minor, u64 subminor)
238 {
239 	return (major << 32) | (minor << 16) | subminor;
240 }
241 
242 struct mlx4_caps {
243 	u64			fw_ver;
244 	u32			function;
245 	int			num_ports;
246 	int			vl_cap[MLX4_MAX_PORTS + 1];
247 	int			ib_mtu_cap[MLX4_MAX_PORTS + 1];
248 	__be32			ib_port_def_cap[MLX4_MAX_PORTS + 1];
249 	u64			def_mac[MLX4_MAX_PORTS + 1];
250 	int			eth_mtu_cap[MLX4_MAX_PORTS + 1];
251 	int			gid_table_len[MLX4_MAX_PORTS + 1];
252 	int			pkey_table_len[MLX4_MAX_PORTS + 1];
253 	int			trans_type[MLX4_MAX_PORTS + 1];
254 	int			vendor_oui[MLX4_MAX_PORTS + 1];
255 	int			wavelength[MLX4_MAX_PORTS + 1];
256 	u64			trans_code[MLX4_MAX_PORTS + 1];
257 	int			local_ca_ack_delay;
258 	int			num_uars;
259 	u32			uar_page_size;
260 	int			bf_reg_size;
261 	int			bf_regs_per_page;
262 	int			max_sq_sg;
263 	int			max_rq_sg;
264 	int			num_qps;
265 	int			max_wqes;
266 	int			max_sq_desc_sz;
267 	int			max_rq_desc_sz;
268 	int			max_qp_init_rdma;
269 	int			max_qp_dest_rdma;
270 	int			sqp_start;
271 	int			num_srqs;
272 	int			max_srq_wqes;
273 	int			max_srq_sge;
274 	int			reserved_srqs;
275 	int			num_cqs;
276 	int			max_cqes;
277 	int			reserved_cqs;
278 	int			num_eqs;
279 	int			reserved_eqs;
280 	int			num_comp_vectors;
281 	int			comp_pool;
282 	int			num_mpts;
283 	int			max_fmr_maps;
284 	int			num_mtts;
285 	int			fmr_reserved_mtts;
286 	int			reserved_mtts;
287 	int			reserved_mrws;
288 	int			reserved_uars;
289 	int			num_mgms;
290 	int			num_amgms;
291 	int			reserved_mcgs;
292 	int			num_qp_per_mgm;
293 	int			num_pds;
294 	int			reserved_pds;
295 	int			max_xrcds;
296 	int			reserved_xrcds;
297 	int			mtt_entry_sz;
298 	u32			max_msg_sz;
299 	u32			page_size_cap;
300 	u64			flags;
301 	u64			flags2;
302 	u32			bmme_flags;
303 	u32			reserved_lkey;
304 	u16			stat_rate_support;
305 	u8			port_width_cap[MLX4_MAX_PORTS + 1];
306 	int			max_gso_sz;
307 	int			max_rss_tbl_sz;
308 	int                     reserved_qps_cnt[MLX4_NUM_QP_REGION];
309 	int			reserved_qps;
310 	int                     reserved_qps_base[MLX4_NUM_QP_REGION];
311 	int                     log_num_macs;
312 	int                     log_num_vlans;
313 	int                     log_num_prios;
314 	enum mlx4_port_type	port_type[MLX4_MAX_PORTS + 1];
315 	u8			supported_type[MLX4_MAX_PORTS + 1];
316 	u8                      suggested_type[MLX4_MAX_PORTS + 1];
317 	u8                      default_sense[MLX4_MAX_PORTS + 1];
318 	u32			port_mask[MLX4_MAX_PORTS + 1];
319 	enum mlx4_port_type	possible_type[MLX4_MAX_PORTS + 1];
320 	u32			max_counters;
321 	u8			port_ib_mtu[MLX4_MAX_PORTS + 1];
322 };
323 
324 struct mlx4_buf_list {
325 	void		       *buf;
326 	dma_addr_t		map;
327 };
328 
329 struct mlx4_buf {
330 	struct mlx4_buf_list	direct;
331 	struct mlx4_buf_list   *page_list;
332 	int			nbufs;
333 	int			npages;
334 	int			page_shift;
335 };
336 
337 struct mlx4_mtt {
338 	u32			offset;
339 	int			order;
340 	int			page_shift;
341 };
342 
343 enum {
344 	MLX4_DB_PER_PAGE = PAGE_SIZE / 4
345 };
346 
347 struct mlx4_db_pgdir {
348 	struct list_head	list;
349 	DECLARE_BITMAP(order0, MLX4_DB_PER_PAGE);
350 	DECLARE_BITMAP(order1, MLX4_DB_PER_PAGE / 2);
351 	unsigned long	       *bits[2];
352 	__be32		       *db_page;
353 	dma_addr_t		db_dma;
354 };
355 
356 struct mlx4_ib_user_db_page;
357 
358 struct mlx4_db {
359 	__be32			*db;
360 	union {
361 		struct mlx4_db_pgdir		*pgdir;
362 		struct mlx4_ib_user_db_page	*user_page;
363 	}			u;
364 	dma_addr_t		dma;
365 	int			index;
366 	int			order;
367 };
368 
369 struct mlx4_hwq_resources {
370 	struct mlx4_db		db;
371 	struct mlx4_mtt		mtt;
372 	struct mlx4_buf		buf;
373 };
374 
375 struct mlx4_mr {
376 	struct mlx4_mtt		mtt;
377 	u64			iova;
378 	u64			size;
379 	u32			key;
380 	u32			pd;
381 	u32			access;
382 	int			enabled;
383 };
384 
385 struct mlx4_fmr {
386 	struct mlx4_mr		mr;
387 	struct mlx4_mpt_entry  *mpt;
388 	__be64		       *mtts;
389 	dma_addr_t		dma_handle;
390 	int			max_pages;
391 	int			max_maps;
392 	int			maps;
393 	u8			page_shift;
394 };
395 
396 struct mlx4_uar {
397 	unsigned long		pfn;
398 	int			index;
399 	struct list_head	bf_list;
400 	unsigned		free_bf_bmap;
401 	void __iomem	       *map;
402 	void __iomem	       *bf_map;
403 };
404 
405 struct mlx4_bf {
406 	unsigned long		offset;
407 	int			buf_size;
408 	struct mlx4_uar	       *uar;
409 	void __iomem	       *reg;
410 };
411 
412 struct mlx4_cq {
413 	void (*comp)		(struct mlx4_cq *);
414 	void (*event)		(struct mlx4_cq *, enum mlx4_event);
415 
416 	struct mlx4_uar	       *uar;
417 
418 	u32			cons_index;
419 
420 	__be32		       *set_ci_db;
421 	__be32		       *arm_db;
422 	int			arm_sn;
423 
424 	int			cqn;
425 	unsigned		vector;
426 
427 	atomic_t		refcount;
428 	struct completion	free;
429 };
430 
431 struct mlx4_qp {
432 	void (*event)		(struct mlx4_qp *, enum mlx4_event);
433 
434 	int			qpn;
435 
436 	atomic_t		refcount;
437 	struct completion	free;
438 };
439 
440 struct mlx4_srq {
441 	void (*event)		(struct mlx4_srq *, enum mlx4_event);
442 
443 	int			srqn;
444 	int			max;
445 	int			max_gs;
446 	int			wqe_shift;
447 
448 	atomic_t		refcount;
449 	struct completion	free;
450 };
451 
452 struct mlx4_av {
453 	__be32			port_pd;
454 	u8			reserved1;
455 	u8			g_slid;
456 	__be16			dlid;
457 	u8			reserved2;
458 	u8			gid_index;
459 	u8			stat_rate;
460 	u8			hop_limit;
461 	__be32			sl_tclass_flowlabel;
462 	u8			dgid[16];
463 };
464 
465 struct mlx4_eth_av {
466 	__be32		port_pd;
467 	u8		reserved1;
468 	u8		smac_idx;
469 	u16		reserved2;
470 	u8		reserved3;
471 	u8		gid_index;
472 	u8		stat_rate;
473 	u8		hop_limit;
474 	__be32		sl_tclass_flowlabel;
475 	u8		dgid[16];
476 	u32		reserved4[2];
477 	__be16		vlan;
478 	u8		mac[6];
479 };
480 
481 union mlx4_ext_av {
482 	struct mlx4_av		ib;
483 	struct mlx4_eth_av	eth;
484 };
485 
486 struct mlx4_counter {
487 	u8	reserved1[3];
488 	u8	counter_mode;
489 	__be32	num_ifc;
490 	u32	reserved2[2];
491 	__be64	rx_frames;
492 	__be64	rx_bytes;
493 	__be64	tx_frames;
494 	__be64	tx_bytes;
495 };
496 
497 struct mlx4_dev {
498 	struct pci_dev	       *pdev;
499 	unsigned long		flags;
500 	unsigned long		num_slaves;
501 	struct mlx4_caps	caps;
502 	struct radix_tree_root	qp_table_tree;
503 	u8			rev_id;
504 	char			board_id[MLX4_BOARD_ID_LEN];
505 	int			num_vfs;
506 };
507 
508 struct mlx4_init_port_param {
509 	int			set_guid0;
510 	int			set_node_guid;
511 	int			set_si_guid;
512 	u16			mtu;
513 	int			port_width_cap;
514 	u16			vl_cap;
515 	u16			max_gid;
516 	u16			max_pkey;
517 	u64			guid0;
518 	u64			node_guid;
519 	u64			si_guid;
520 };
521 
522 #define mlx4_foreach_port(port, dev, type)				\
523 	for ((port) = 1; (port) <= (dev)->caps.num_ports; (port)++)	\
524 		if ((type) == (dev)->caps.port_mask[(port)])
525 
526 #define mlx4_foreach_ib_transport_port(port, dev)                         \
527 	for ((port) = 1; (port) <= (dev)->caps.num_ports; (port)++)	  \
528 		if (((dev)->caps.port_mask[port] == MLX4_PORT_TYPE_IB) || \
529 			((dev)->caps.flags & MLX4_DEV_CAP_FLAG_IBOE))
530 
531 static inline int mlx4_is_master(struct mlx4_dev *dev)
532 {
533 	return dev->flags & MLX4_FLAG_MASTER;
534 }
535 
536 static inline int mlx4_is_qp_reserved(struct mlx4_dev *dev, u32 qpn)
537 {
538 	return (qpn < dev->caps.sqp_start + 8);
539 }
540 
541 static inline int mlx4_is_mfunc(struct mlx4_dev *dev)
542 {
543 	return dev->flags & (MLX4_FLAG_SLAVE | MLX4_FLAG_MASTER);
544 }
545 
546 static inline int mlx4_is_slave(struct mlx4_dev *dev)
547 {
548 	return dev->flags & MLX4_FLAG_SLAVE;
549 }
550 
551 int mlx4_buf_alloc(struct mlx4_dev *dev, int size, int max_direct,
552 		   struct mlx4_buf *buf);
553 void mlx4_buf_free(struct mlx4_dev *dev, int size, struct mlx4_buf *buf);
554 static inline void *mlx4_buf_offset(struct mlx4_buf *buf, int offset)
555 {
556 	if (BITS_PER_LONG == 64 || buf->nbufs == 1)
557 		return buf->direct.buf + offset;
558 	else
559 		return buf->page_list[offset >> PAGE_SHIFT].buf +
560 			(offset & (PAGE_SIZE - 1));
561 }
562 
563 int mlx4_pd_alloc(struct mlx4_dev *dev, u32 *pdn);
564 void mlx4_pd_free(struct mlx4_dev *dev, u32 pdn);
565 int mlx4_xrcd_alloc(struct mlx4_dev *dev, u32 *xrcdn);
566 void mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn);
567 
568 int mlx4_uar_alloc(struct mlx4_dev *dev, struct mlx4_uar *uar);
569 void mlx4_uar_free(struct mlx4_dev *dev, struct mlx4_uar *uar);
570 int mlx4_bf_alloc(struct mlx4_dev *dev, struct mlx4_bf *bf);
571 void mlx4_bf_free(struct mlx4_dev *dev, struct mlx4_bf *bf);
572 
573 int mlx4_mtt_init(struct mlx4_dev *dev, int npages, int page_shift,
574 		  struct mlx4_mtt *mtt);
575 void mlx4_mtt_cleanup(struct mlx4_dev *dev, struct mlx4_mtt *mtt);
576 u64 mlx4_mtt_addr(struct mlx4_dev *dev, struct mlx4_mtt *mtt);
577 
578 int mlx4_mr_alloc(struct mlx4_dev *dev, u32 pd, u64 iova, u64 size, u32 access,
579 		  int npages, int page_shift, struct mlx4_mr *mr);
580 void mlx4_mr_free(struct mlx4_dev *dev, struct mlx4_mr *mr);
581 int mlx4_mr_enable(struct mlx4_dev *dev, struct mlx4_mr *mr);
582 int mlx4_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt,
583 		   int start_index, int npages, u64 *page_list);
584 int mlx4_buf_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt,
585 		       struct mlx4_buf *buf);
586 
587 int mlx4_db_alloc(struct mlx4_dev *dev, struct mlx4_db *db, int order);
588 void mlx4_db_free(struct mlx4_dev *dev, struct mlx4_db *db);
589 
590 int mlx4_alloc_hwq_res(struct mlx4_dev *dev, struct mlx4_hwq_resources *wqres,
591 		       int size, int max_direct);
592 void mlx4_free_hwq_res(struct mlx4_dev *mdev, struct mlx4_hwq_resources *wqres,
593 		       int size);
594 
595 int mlx4_cq_alloc(struct mlx4_dev *dev, int nent, struct mlx4_mtt *mtt,
596 		  struct mlx4_uar *uar, u64 db_rec, struct mlx4_cq *cq,
597 		  unsigned vector, int collapsed);
598 void mlx4_cq_free(struct mlx4_dev *dev, struct mlx4_cq *cq);
599 
600 int mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align, int *base);
601 void mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt);
602 
603 int mlx4_qp_alloc(struct mlx4_dev *dev, int qpn, struct mlx4_qp *qp);
604 void mlx4_qp_free(struct mlx4_dev *dev, struct mlx4_qp *qp);
605 
606 int mlx4_srq_alloc(struct mlx4_dev *dev, u32 pdn, u32 cqn, u16 xrcdn,
607 		   struct mlx4_mtt *mtt, u64 db_rec, struct mlx4_srq *srq);
608 void mlx4_srq_free(struct mlx4_dev *dev, struct mlx4_srq *srq);
609 int mlx4_srq_arm(struct mlx4_dev *dev, struct mlx4_srq *srq, int limit_watermark);
610 int mlx4_srq_query(struct mlx4_dev *dev, struct mlx4_srq *srq, int *limit_watermark);
611 
612 int mlx4_INIT_PORT(struct mlx4_dev *dev, int port);
613 int mlx4_CLOSE_PORT(struct mlx4_dev *dev, int port);
614 
615 int mlx4_unicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
616 			int block_mcast_loopback, enum mlx4_protocol prot);
617 int mlx4_unicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
618 			enum mlx4_protocol prot);
619 int mlx4_multicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
620 			  int block_mcast_loopback, enum mlx4_protocol protocol);
621 int mlx4_multicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
622 			  enum mlx4_protocol protocol);
623 int mlx4_multicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port);
624 int mlx4_multicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port);
625 int mlx4_unicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port);
626 int mlx4_unicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port);
627 int mlx4_SET_MCAST_FLTR(struct mlx4_dev *dev, u8 port, u64 mac, u64 clear, u8 mode);
628 
629 int mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac);
630 void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac);
631 int mlx4_replace_mac(struct mlx4_dev *dev, u8 port, int qpn, u64 new_mac);
632 int mlx4_get_eth_qp(struct mlx4_dev *dev, u8 port, u64 mac, int *qpn);
633 void mlx4_put_eth_qp(struct mlx4_dev *dev, u8 port, u64 mac, int qpn);
634 void mlx4_set_stats_bitmap(struct mlx4_dev *dev, u64 *stats_bitmap);
635 int mlx4_SET_PORT_general(struct mlx4_dev *dev, u8 port, int mtu,
636 			  u8 pptx, u8 pfctx, u8 pprx, u8 pfcrx);
637 int mlx4_SET_PORT_qpn_calc(struct mlx4_dev *dev, u8 port, u32 base_qpn,
638 			   u8 promisc);
639 int mlx4_SET_PORT_PRIO2TC(struct mlx4_dev *dev, u8 port, u8 *prio2tc);
640 int mlx4_SET_PORT_SCHEDULER(struct mlx4_dev *dev, u8 port, u8 *tc_tx_bw,
641 		u8 *pg, u16 *ratelimit);
642 int mlx4_find_cached_vlan(struct mlx4_dev *dev, u8 port, u16 vid, int *idx);
643 int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index);
644 void mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, int index);
645 
646 int mlx4_map_phys_fmr(struct mlx4_dev *dev, struct mlx4_fmr *fmr, u64 *page_list,
647 		      int npages, u64 iova, u32 *lkey, u32 *rkey);
648 int mlx4_fmr_alloc(struct mlx4_dev *dev, u32 pd, u32 access, int max_pages,
649 		   int max_maps, u8 page_shift, struct mlx4_fmr *fmr);
650 int mlx4_fmr_enable(struct mlx4_dev *dev, struct mlx4_fmr *fmr);
651 void mlx4_fmr_unmap(struct mlx4_dev *dev, struct mlx4_fmr *fmr,
652 		    u32 *lkey, u32 *rkey);
653 int mlx4_fmr_free(struct mlx4_dev *dev, struct mlx4_fmr *fmr);
654 int mlx4_SYNC_TPT(struct mlx4_dev *dev);
655 int mlx4_test_interrupts(struct mlx4_dev *dev);
656 int mlx4_assign_eq(struct mlx4_dev *dev, char* name , int* vector);
657 void mlx4_release_eq(struct mlx4_dev *dev, int vec);
658 
659 int mlx4_wol_read(struct mlx4_dev *dev, u64 *config, int port);
660 int mlx4_wol_write(struct mlx4_dev *dev, u64 config, int port);
661 
662 int mlx4_counter_alloc(struct mlx4_dev *dev, u32 *idx);
663 void mlx4_counter_free(struct mlx4_dev *dev, u32 idx);
664 
665 #endif /* MLX4_DEVICE_H */
666