mthca_dev.h 17.7 KB
Newer Older
L
Linus Torvalds 已提交
1 2
/*
 * Copyright (c) 2004, 2005 Topspin Communications.  All rights reserved.
3
 * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved.
4
 * Copyright (c) 2005, 2006 Cisco Systems.  All rights reserved.
5 6
 * Copyright (c) 2005 Mellanox Technologies. All rights reserved.
 * Copyright (c) 2004 Voltaire, Inc. All rights reserved.
L
Linus Torvalds 已提交
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
 *
 * This software is available to you under a choice of one of two
 * licenses.  You may choose to be licensed under the terms of the GNU
 * General Public License (GPL) Version 2, available from the file
 * COPYING in the main directory of this source tree, or the
 * OpenIB.org BSD license below:
 *
 *     Redistribution and use in source and binary forms, with or
 *     without modification, are permitted provided that the following
 *     conditions are met:
 *
 *      - Redistributions of source code must retain the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer.
 *
 *      - Redistributions in binary form must reproduce the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer in the documentation and/or other materials
 *        provided with the distribution.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 * $Id: mthca_dev.h 1349 2004-12-16 21:09:43Z roland $
 */

#ifndef MTHCA_DEV_H
#define MTHCA_DEV_H

#include <linux/spinlock.h>
#include <linux/kernel.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
46
#include <linux/timer.h>
47 48
#include <linux/mutex.h>

L
Linus Torvalds 已提交
49 50 51 52 53 54 55
#include <asm/semaphore.h>

#include "mthca_provider.h"
#include "mthca_doorbell.h"

#define DRV_NAME	"ib_mthca"
#define PFX		DRV_NAME ": "
56 57
#define DRV_VERSION	"0.08"
#define DRV_RELDATE	"February 14, 2006"
L
Linus Torvalds 已提交
58 59 60 61 62 63

enum {
	MTHCA_FLAG_DDR_HIDDEN = 1 << 1,
	MTHCA_FLAG_SRQ        = 1 << 2,
	MTHCA_FLAG_MSI        = 1 << 3,
	MTHCA_FLAG_MSI_X      = 1 << 4,
64
	MTHCA_FLAG_NO_LAM     = 1 << 5,
65 66 67
	MTHCA_FLAG_FMR        = 1 << 6,
	MTHCA_FLAG_MEMFREE    = 1 << 7,
	MTHCA_FLAG_PCIE       = 1 << 8
L
Linus Torvalds 已提交
68 69 70 71 72 73
};

enum {
	MTHCA_MAX_PORTS = 2
};

74 75 76 77
enum {
	MTHCA_BOARD_ID_LEN = 64
};

L
Linus Torvalds 已提交
78 79 80 81 82 83 84 85 86 87 88
enum {
	MTHCA_EQ_CONTEXT_SIZE =  0x40,
	MTHCA_CQ_CONTEXT_SIZE =  0x40,
	MTHCA_QP_CONTEXT_SIZE = 0x200,
	MTHCA_RDB_ENTRY_SIZE  =  0x20,
	MTHCA_AV_SIZE         =  0x20,
	MTHCA_MGM_ENTRY_SIZE  =  0x40,

	/* Arbel FW gives us these, but we need them for Tavor */
	MTHCA_MPT_ENTRY_SIZE  =  0x40,
	MTHCA_MTT_SEG_SIZE    =  0x40,
89 90

	MTHCA_QP_PER_MGM      = 4 * (MTHCA_MGM_ENTRY_SIZE / 16 - 2)
L
Linus Torvalds 已提交
91 92 93 94 95 96 97 98 99
};

enum {
	MTHCA_EQ_CMD,
	MTHCA_EQ_ASYNC,
	MTHCA_EQ_COMP,
	MTHCA_NUM_EQ
};

100 101 102 103 104 105 106 107 108 109 110 111 112
enum {
	MTHCA_OPCODE_NOP            = 0x00,
	MTHCA_OPCODE_RDMA_WRITE     = 0x08,
	MTHCA_OPCODE_RDMA_WRITE_IMM = 0x09,
	MTHCA_OPCODE_SEND           = 0x0a,
	MTHCA_OPCODE_SEND_IMM       = 0x0b,
	MTHCA_OPCODE_RDMA_READ      = 0x10,
	MTHCA_OPCODE_ATOMIC_CS      = 0x11,
	MTHCA_OPCODE_ATOMIC_FA      = 0x12,
	MTHCA_OPCODE_BIND_MW        = 0x18,
	MTHCA_OPCODE_INVALID        = 0xff
};

113 114 115 116 117 118 119 120 121
enum {
	MTHCA_CMD_USE_EVENTS         = 1 << 0,
	MTHCA_CMD_POST_DOORBELLS     = 1 << 1
};

enum {
	MTHCA_CMD_NUM_DBELL_DWORDS = 8
};

L
Linus Torvalds 已提交
122
struct mthca_cmd {
123
	struct pci_pool          *pool;
124
	struct mutex              hcr_mutex;
L
Linus Torvalds 已提交
125 126 127 128 129 130 131
	struct semaphore 	  poll_sem;
	struct semaphore 	  event_sem;
	int              	  max_cmds;
	spinlock_t                context_lock;
	int                       free_head;
	struct mthca_cmd_context *context;
	u16                       token_mask;
132 133 134
	u32                       flags;
	void __iomem             *dbell_map;
	u16                       dbell_offsets[MTHCA_CMD_NUM_DBELL_DWORDS];
L
Linus Torvalds 已提交
135 136 137 138 139 140 141 142 143 144 145 146
};

struct mthca_limits {
	int      num_ports;
	int      vl_cap;
	int      mtu_cap;
	int      gid_table_len;
	int      pkey_table_len;
	int      local_ca_ack_delay;
	int      num_uars;
	int      max_sg;
	int      num_qps;
147
	int      max_wqes;
148
	int	 max_desc_sz;
149
	int	 max_qp_init_rdma;
L
Linus Torvalds 已提交
150 151
	int      reserved_qps;
	int      num_srqs;
152
	int      max_srq_wqes;
L
Linus Torvalds 已提交
153 154 155 156
	int      reserved_srqs;
	int      num_eecs;
	int      reserved_eecs;
	int      num_cqs;
157
	int      max_cqes;
L
Linus Torvalds 已提交
158 159 160 161 162
	int      reserved_cqs;
	int      num_eqs;
	int      reserved_eqs;
	int      num_mpts;
	int      num_mtt_segs;
163
	int      fmr_reserved_mtts;
L
Linus Torvalds 已提交
164 165 166 167 168 169 170 171
	int      reserved_mtts;
	int      reserved_mrws;
	int      reserved_uars;
	int      num_mgms;
	int      num_amgms;
	int      reserved_mcgs;
	int      num_pds;
	int      reserved_pds;
172
	u32      page_size_cap;
173
	u32      flags;
174
	u8       port_width_cap;
L
Linus Torvalds 已提交
175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202
};

struct mthca_alloc {
	u32            last;
	u32            top;
	u32            max;
	u32            mask;
	spinlock_t     lock;
	unsigned long *table;
};

struct mthca_array {
	struct {
		void    **page;
		int       used;
	} *page_list;
};

struct mthca_uar_table {
	struct mthca_alloc alloc;
	u64                uarc_base;
	int                uarc_size;
};

struct mthca_pd_table {
	struct mthca_alloc alloc;
};

203 204 205 206 207 208
struct mthca_buddy {
	unsigned long **bits;
	int             max_order;
	spinlock_t      lock;
};

L
Linus Torvalds 已提交
209 210
struct mthca_mr_table {
	struct mthca_alloc      mpt_alloc;
211 212
	struct mthca_buddy      mtt_buddy;
	struct mthca_buddy     *fmr_mtt_buddy;
L
Linus Torvalds 已提交
213
	u64                     mtt_base;
214
	u64                     mpt_base;
L
Linus Torvalds 已提交
215 216
	struct mthca_icm_table *mtt_table;
	struct mthca_icm_table *mpt_table;
217 218 219 220 221
	struct {
		void __iomem   *mpt_base;
		void __iomem   *mtt_base;
		struct mthca_buddy mtt_buddy;
	} tavor_fmr;
L
Linus Torvalds 已提交
222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243
};

struct mthca_eq_table {
	struct mthca_alloc alloc;
	void __iomem      *clr_int;
	u32                clr_mask;
	u32                arm_mask;
	struct mthca_eq    eq[MTHCA_NUM_EQ];
	u64                icm_virt;
	struct page       *icm_page;
	dma_addr_t         icm_dma;
	int                have_irq;
	u8                 inta_pin;
};

struct mthca_cq_table {
	struct mthca_alloc 	alloc;
	spinlock_t         	lock;
	struct mthca_array      cq;
	struct mthca_icm_table *table;
};

244 245 246 247 248 249 250
struct mthca_srq_table {
	struct mthca_alloc 	alloc;
	spinlock_t         	lock;
	struct mthca_array      srq;
	struct mthca_icm_table *table;
};

L
Linus Torvalds 已提交
251 252 253 254 255 256 257 258 259
struct mthca_qp_table {
	struct mthca_alloc     	alloc;
	u32                    	rdb_base;
	int                    	rdb_shift;
	int                    	sqp_start;
	spinlock_t             	lock;
	struct mthca_array     	qp;
	struct mthca_icm_table *qp_table;
	struct mthca_icm_table *eqp_table;
260
	struct mthca_icm_table *rdb_table;
L
Linus Torvalds 已提交
261 262 263 264 265 266 267 268 269 270 271
};

struct mthca_av_table {
	struct pci_pool   *pool;
	int                num_ddr_avs;
	u64                ddr_av_base;
	void __iomem      *av_map;
	struct mthca_alloc alloc;
};

struct mthca_mcg_table {
272
	struct mutex		mutex;
L
Linus Torvalds 已提交
273 274 275 276
	struct mthca_alloc 	alloc;
	struct mthca_icm_table *table;
};

277 278 279 280 281 282 283 284
struct mthca_catas_err {
	u64			addr;
	u32 __iomem	       *map;
	unsigned long		stop;
	u32			size;
	struct timer_list	timer;
};

L
Linus Torvalds 已提交
285 286 287 288 289 290 291 292 293
struct mthca_dev {
	struct ib_device  ib_dev;
	struct pci_dev   *pdev;

	int          	 hca_type;
	unsigned long	 mthca_flags;
	unsigned long    device_cap_flags;

	u32              rev_id;
294
	char             board_id[MTHCA_BOARD_ID_LEN];
L
Linus Torvalds 已提交
295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316

	/* firmware info */
	u64              fw_ver;
	union {
		struct {
			u64 fw_start;
			u64 fw_end;
		}        tavor;
		struct {
			u64 clr_int_base;
			u64 eq_arm_base;
			u64 eq_set_ci_base;
			struct mthca_icm *fw_icm;
			struct mthca_icm *aux_icm;
			u16 fw_pages;
		}        arbel;
	}                fw;

	u64              ddr_start;
	u64              ddr_end;

	MTHCA_DECLARE_DOORBELL_LOCK(doorbell_lock)
317
	struct mutex cap_mask_mutex;
L
Linus Torvalds 已提交
318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339

	void __iomem    *hcr;
	void __iomem    *kar;
	void __iomem    *clr_base;
	union {
		struct {
			void __iomem *ecr_base;
		} tavor;
		struct {
			void __iomem *eq_arm;
			void __iomem *eq_set_ci_base;
		} arbel;
	} eq_regs;

	struct mthca_cmd    cmd;
	struct mthca_limits limits;

	struct mthca_uar_table uar_table;
	struct mthca_pd_table  pd_table;
	struct mthca_mr_table  mr_table;
	struct mthca_eq_table  eq_table;
	struct mthca_cq_table  cq_table;
340
	struct mthca_srq_table srq_table;
L
Linus Torvalds 已提交
341 342 343 344
	struct mthca_qp_table  qp_table;
	struct mthca_av_table  av_table;
	struct mthca_mcg_table mcg_table;

345 346
	struct mthca_catas_err catas_err;

L
Linus Torvalds 已提交
347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382
	struct mthca_uar       driver_uar;
	struct mthca_db_table *db_tab;
	struct mthca_pd        driver_pd;
	struct mthca_mr        driver_mr;

	struct ib_mad_agent  *send_agent[MTHCA_MAX_PORTS][2];
	struct ib_ah         *sm_ah[MTHCA_MAX_PORTS];
	spinlock_t            sm_lock;
};

#define mthca_dbg(mdev, format, arg...) \
	dev_dbg(&mdev->pdev->dev, format, ## arg)
#define mthca_err(mdev, format, arg...) \
	dev_err(&mdev->pdev->dev, format, ## arg)
#define mthca_info(mdev, format, arg...) \
	dev_info(&mdev->pdev->dev, format, ## arg)
#define mthca_warn(mdev, format, arg...) \
	dev_warn(&mdev->pdev->dev, format, ## arg)

extern void __buggy_use_of_MTHCA_GET(void);
extern void __buggy_use_of_MTHCA_PUT(void);

#define MTHCA_GET(dest, source, offset)                               \
	do {                                                          \
		void *__p = (char *) (source) + (offset);             \
		switch (sizeof (dest)) {                              \
			case 1: (dest) = *(u8 *) __p;       break;    \
			case 2: (dest) = be16_to_cpup(__p); break;    \
			case 4: (dest) = be32_to_cpup(__p); break;    \
			case 8: (dest) = be64_to_cpup(__p); break;    \
			default: __buggy_use_of_MTHCA_GET();          \
		}                                                     \
	} while (0)

#define MTHCA_PUT(dest, source, offset)                               \
	do {                                                          \
383
		void *__d = ((char *) (dest) + (offset));	      \
L
Linus Torvalds 已提交
384
		switch (sizeof(source)) {                             \
385 386 387 388 389
		case 1: *(u8 *) __d = (source);                break; \
		case 2:	*(__be16 *) __d = cpu_to_be16(source); break; \
		case 4:	*(__be32 *) __d = cpu_to_be32(source); break; \
		case 8:	*(__be64 *) __d = cpu_to_be64(source); break; \
		default: __buggy_use_of_MTHCA_PUT();		      \
L
Linus Torvalds 已提交
390 391 392 393 394 395 396 397 398 399 400 401 402 403 404
		}                                                     \
	} while (0)

int mthca_reset(struct mthca_dev *mdev);

u32 mthca_alloc(struct mthca_alloc *alloc);
void mthca_free(struct mthca_alloc *alloc, u32 obj);
int mthca_alloc_init(struct mthca_alloc *alloc, u32 num, u32 mask,
		     u32 reserved);
void mthca_alloc_cleanup(struct mthca_alloc *alloc);
void *mthca_array_get(struct mthca_array *array, int index);
int mthca_array_set(struct mthca_array *array, int index, void *value);
void mthca_array_clear(struct mthca_array *array, int index);
int mthca_array_init(struct mthca_array *array, int nent);
void mthca_array_cleanup(struct mthca_array *array, int nent);
405 406 407 408 409
int mthca_buf_alloc(struct mthca_dev *dev, int size, int max_direct,
		    union mthca_buf *buf, int *is_direct, struct mthca_pd *pd,
		    int hca_write, struct mthca_mr *mr);
void mthca_buf_free(struct mthca_dev *dev, int size, union mthca_buf *buf,
		    int is_direct, struct mthca_mr *mr);
L
Linus Torvalds 已提交
410 411 412 413 414 415

int mthca_init_uar_table(struct mthca_dev *dev);
int mthca_init_pd_table(struct mthca_dev *dev);
int mthca_init_mr_table(struct mthca_dev *dev);
int mthca_init_eq_table(struct mthca_dev *dev);
int mthca_init_cq_table(struct mthca_dev *dev);
416
int mthca_init_srq_table(struct mthca_dev *dev);
L
Linus Torvalds 已提交
417 418 419 420 421 422 423 424 425
int mthca_init_qp_table(struct mthca_dev *dev);
int mthca_init_av_table(struct mthca_dev *dev);
int mthca_init_mcg_table(struct mthca_dev *dev);

void mthca_cleanup_uar_table(struct mthca_dev *dev);
void mthca_cleanup_pd_table(struct mthca_dev *dev);
void mthca_cleanup_mr_table(struct mthca_dev *dev);
void mthca_cleanup_eq_table(struct mthca_dev *dev);
void mthca_cleanup_cq_table(struct mthca_dev *dev);
426
void mthca_cleanup_srq_table(struct mthca_dev *dev);
L
Linus Torvalds 已提交
427 428 429 430 431 432 433
void mthca_cleanup_qp_table(struct mthca_dev *dev);
void mthca_cleanup_av_table(struct mthca_dev *dev);
void mthca_cleanup_mcg_table(struct mthca_dev *dev);

int mthca_register_device(struct mthca_dev *dev);
void mthca_unregister_device(struct mthca_dev *dev);

434 435 436
void mthca_start_catas_poll(struct mthca_dev *dev);
void mthca_stop_catas_poll(struct mthca_dev *dev);

L
Linus Torvalds 已提交
437 438 439
int mthca_uar_alloc(struct mthca_dev *dev, struct mthca_uar *uar);
void mthca_uar_free(struct mthca_dev *dev, struct mthca_uar *uar);

440
int mthca_pd_alloc(struct mthca_dev *dev, int privileged, struct mthca_pd *pd);
L
Linus Torvalds 已提交
441 442
void mthca_pd_free(struct mthca_dev *dev, struct mthca_pd *pd);

443 444 445 446 447 448
struct mthca_mtt *mthca_alloc_mtt(struct mthca_dev *dev, int size);
void mthca_free_mtt(struct mthca_dev *dev, struct mthca_mtt *mtt);
int mthca_write_mtt(struct mthca_dev *dev, struct mthca_mtt *mtt,
		    int start_index, u64 *buffer_list, int list_len);
int mthca_mr_alloc(struct mthca_dev *dev, u32 pd, int buffer_size_shift,
		   u64 iova, u64 total_size, u32 access, struct mthca_mr *mr);
L
Linus Torvalds 已提交
449 450 451 452 453 454
int mthca_mr_alloc_notrans(struct mthca_dev *dev, u32 pd,
			   u32 access, struct mthca_mr *mr);
int mthca_mr_alloc_phys(struct mthca_dev *dev, u32 pd,
			u64 *buffer_list, int buffer_size_shift,
			int list_len, u64 iova, u64 total_size,
			u32 access, struct mthca_mr *mr);
455 456 457 458 459 460 461 462 463 464 465
void mthca_free_mr(struct mthca_dev *dev,  struct mthca_mr *mr);

int mthca_fmr_alloc(struct mthca_dev *dev, u32 pd,
		    u32 access, struct mthca_fmr *fmr);
int mthca_tavor_map_phys_fmr(struct ib_fmr *ibfmr, u64 *page_list,
			     int list_len, u64 iova);
void mthca_tavor_fmr_unmap(struct mthca_dev *dev, struct mthca_fmr *fmr);
int mthca_arbel_map_phys_fmr(struct ib_fmr *ibfmr, u64 *page_list,
			     int list_len, u64 iova);
void mthca_arbel_fmr_unmap(struct mthca_dev *dev, struct mthca_fmr *fmr);
int mthca_free_fmr(struct mthca_dev *dev,  struct mthca_fmr *fmr);
L
Linus Torvalds 已提交
466 467 468 469 470 471 472 473 474

int mthca_map_eq_icm(struct mthca_dev *dev, u64 icm_virt);
void mthca_unmap_eq_icm(struct mthca_dev *dev);

int mthca_poll_cq(struct ib_cq *ibcq, int num_entries,
		  struct ib_wc *entry);
int mthca_tavor_arm_cq(struct ib_cq *cq, enum ib_cq_notify notify);
int mthca_arbel_arm_cq(struct ib_cq *cq, enum ib_cq_notify notify);
int mthca_init_cq(struct mthca_dev *dev, int nent,
475
		  struct mthca_ucontext *ctx, u32 pdn,
L
Linus Torvalds 已提交
476 477 478
		  struct mthca_cq *cq);
void mthca_free_cq(struct mthca_dev *dev,
		   struct mthca_cq *cq);
479 480 481
void mthca_cq_completion(struct mthca_dev *dev, u32 cqn);
void mthca_cq_event(struct mthca_dev *dev, u32 cqn,
		    enum ib_event_type event_type);
482 483
void mthca_cq_clean(struct mthca_dev *dev, u32 cqn, u32 qpn,
		    struct mthca_srq *srq);
484 485 486
void mthca_cq_resize_copy_cqes(struct mthca_cq *cq);
int mthca_alloc_cq_buf(struct mthca_dev *dev, struct mthca_cq_buf *buf, int nent);
void mthca_free_cq_buf(struct mthca_dev *dev, struct mthca_cq_buf *buf, int cqe);
487 488 489 490

int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd,
		    struct ib_srq_attr *attr, struct mthca_srq *srq);
void mthca_free_srq(struct mthca_dev *dev, struct mthca_srq *srq);
491 492
int mthca_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr,
		     enum ib_srq_attr_mask attr_mask);
493
int mthca_query_srq(struct ib_srq *srq, struct ib_srq_attr *srq_attr);
494 495 496 497 498 499 500
void mthca_srq_event(struct mthca_dev *dev, u32 srqn,
		     enum ib_event_type event_type);
void mthca_free_srq_wqe(struct mthca_srq *srq, u32 wqe_addr);
int mthca_tavor_post_srq_recv(struct ib_srq *srq, struct ib_recv_wr *wr,
			      struct ib_recv_wr **bad_wr);
int mthca_arbel_post_srq_recv(struct ib_srq *srq, struct ib_recv_wr *wr,
			      struct ib_recv_wr **bad_wr);
L
Linus Torvalds 已提交
501 502 503

void mthca_qp_event(struct mthca_dev *dev, u32 qpn,
		    enum ib_event_type event_type);
504 505
int mthca_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr_mask,
		   struct ib_qp_init_attr *qp_init_attr);
L
Linus Torvalds 已提交
506 507 508 509 510 511 512 513 514
int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask);
int mthca_tavor_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
			  struct ib_send_wr **bad_wr);
int mthca_tavor_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *wr,
			     struct ib_recv_wr **bad_wr);
int mthca_arbel_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
			  struct ib_send_wr **bad_wr);
int mthca_arbel_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *wr,
			     struct ib_recv_wr **bad_wr);
515 516
void mthca_free_err_wqe(struct mthca_dev *dev, struct mthca_qp *qp, int is_send,
			int index, int *dbd, __be32 *new_wqe);
L
Linus Torvalds 已提交
517 518 519 520 521 522
int mthca_alloc_qp(struct mthca_dev *dev,
		   struct mthca_pd *pd,
		   struct mthca_cq *send_cq,
		   struct mthca_cq *recv_cq,
		   enum ib_qp_type type,
		   enum ib_sig_type send_policy,
523
		   struct ib_qp_cap *cap,
L
Linus Torvalds 已提交
524 525 526 527 528 529
		   struct mthca_qp *qp);
int mthca_alloc_sqp(struct mthca_dev *dev,
		    struct mthca_pd *pd,
		    struct mthca_cq *send_cq,
		    struct mthca_cq *recv_cq,
		    enum ib_sig_type send_policy,
530
		    struct ib_qp_cap *cap,
L
Linus Torvalds 已提交
531 532 533 534 535 536 537 538 539 540 541
		    int qpn,
		    int port,
		    struct mthca_sqp *sqp);
void mthca_free_qp(struct mthca_dev *dev, struct mthca_qp *qp);
int mthca_create_ah(struct mthca_dev *dev,
		    struct mthca_pd *pd,
		    struct ib_ah_attr *ah_attr,
		    struct mthca_ah *ah);
int mthca_destroy_ah(struct mthca_dev *dev, struct mthca_ah *ah);
int mthca_read_ah(struct mthca_dev *dev, struct mthca_ah *ah,
		  struct ib_ud_header *header);
542
int mthca_ah_query(struct ib_ah *ibah, struct ib_ah_attr *attr);
543
int mthca_ah_grh_present(struct mthca_ah *ah);
L
Linus Torvalds 已提交
544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562

int mthca_multicast_attach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid);
int mthca_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid);

int mthca_process_mad(struct ib_device *ibdev,
		      int mad_flags,
		      u8 port_num,
		      struct ib_wc *in_wc,
		      struct ib_grh *in_grh,
		      struct ib_mad *in_mad,
		      struct ib_mad *out_mad);
int mthca_create_agents(struct mthca_dev *dev);
void mthca_free_agents(struct mthca_dev *dev);

static inline struct mthca_dev *to_mdev(struct ib_device *ibdev)
{
	return container_of(ibdev, struct mthca_dev, ib_dev);
}

563 564
static inline int mthca_is_memfree(struct mthca_dev *dev)
{
565
	return dev->mthca_flags & MTHCA_FLAG_MEMFREE;
566 567
}

L
Linus Torvalds 已提交
568
#endif /* MTHCA_DEV_H */