blob: 9bae3cc606039660884a72e97e06cfa7db765c43 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved.
Tom Duffycd4e8fb2005-06-27 14:36:37 -07003 * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved.
Roland Dreier4885bf62006-01-30 14:31:33 -08004 * Copyright (c) 2005, 2006 Cisco Systems. All rights reserved.
Roland Dreier2a1d9b72005-08-10 23:03:10 -07005 * Copyright (c) 2005 Mellanox Technologies. All rights reserved.
6 * Copyright (c) 2004 Voltaire, Inc. All rights reserved.
Linus Torvalds1da177e2005-04-16 15:20:36 -07007 *
8 * This software is available to you under a choice of one of two
9 * licenses. You may choose to be licensed under the terms of the GNU
10 * General Public License (GPL) Version 2, available from the file
11 * COPYING in the main directory of this source tree, or the
12 * OpenIB.org BSD license below:
13 *
14 * Redistribution and use in source and binary forms, with or
15 * without modification, are permitted provided that the following
16 * conditions are met:
17 *
18 * - Redistributions of source code must retain the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer.
21 *
22 * - Redistributions in binary form must reproduce the above
23 * copyright notice, this list of conditions and the following
24 * disclaimer in the documentation and/or other materials
25 * provided with the distribution.
26 *
27 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
28 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
29 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
30 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
31 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
32 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
33 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
34 * SOFTWARE.
35 *
36 * $Id: mthca_dev.h 1349 2004-12-16 21:09:43Z roland $
37 */
38
39#ifndef MTHCA_DEV_H
40#define MTHCA_DEV_H
41
42#include <linux/spinlock.h>
43#include <linux/kernel.h>
44#include <linux/pci.h>
45#include <linux/dma-mapping.h>
Tim Schmielaude259682006-01-08 01:02:05 -080046#include <linux/timer.h>
Roland Dreierfd9cfdd2006-01-30 16:45:11 -080047#include <linux/mutex.h>
Jack Morgensteinb3b30f52006-08-15 21:11:18 +030048#include <linux/list.h>
Roland Dreierfd9cfdd2006-01-30 16:45:11 -080049
Linus Torvalds1da177e2005-04-16 15:20:36 -070050#include <asm/semaphore.h>
51
52#include "mthca_provider.h"
53#include "mthca_doorbell.h"
54
55#define DRV_NAME "ib_mthca"
56#define PFX DRV_NAME ": "
Roland Dreier00df1b22006-02-13 17:21:09 -080057#define DRV_VERSION "0.08"
58#define DRV_RELDATE "February 14, 2006"
Linus Torvalds1da177e2005-04-16 15:20:36 -070059
Linus Torvalds1da177e2005-04-16 15:20:36 -070060enum {
61 MTHCA_FLAG_DDR_HIDDEN = 1 << 1,
62 MTHCA_FLAG_SRQ = 1 << 2,
63 MTHCA_FLAG_MSI = 1 << 3,
64 MTHCA_FLAG_MSI_X = 1 << 4,
Michael S. Tsirkine0f5fdc2005-04-16 15:26:30 -070065 MTHCA_FLAG_NO_LAM = 1 << 5,
Roland Dreier68a3c212005-04-16 15:26:34 -070066 MTHCA_FLAG_FMR = 1 << 6,
67 MTHCA_FLAG_MEMFREE = 1 << 7,
Eli Cohen651eaac2006-03-02 12:40:46 -080068 MTHCA_FLAG_PCIE = 1 << 8,
69 MTHCA_FLAG_SINAI_OPT = 1 << 9
Linus Torvalds1da177e2005-04-16 15:20:36 -070070};
71
72enum {
73 MTHCA_MAX_PORTS = 2
74};
75
76enum {
Michael S. Tsirkin2e8b9812005-08-13 21:19:38 -070077 MTHCA_BOARD_ID_LEN = 64
78};
79
80enum {
Linus Torvalds1da177e2005-04-16 15:20:36 -070081 MTHCA_EQ_CONTEXT_SIZE = 0x40,
82 MTHCA_CQ_CONTEXT_SIZE = 0x40,
83 MTHCA_QP_CONTEXT_SIZE = 0x200,
84 MTHCA_RDB_ENTRY_SIZE = 0x20,
85 MTHCA_AV_SIZE = 0x20,
86 MTHCA_MGM_ENTRY_SIZE = 0x40,
87
88 /* Arbel FW gives us these, but we need them for Tavor */
89 MTHCA_MPT_ENTRY_SIZE = 0x40,
90 MTHCA_MTT_SEG_SIZE = 0x40,
Jack Morgensteinefaae8f2005-10-10 13:48:07 -070091
92 MTHCA_QP_PER_MGM = 4 * (MTHCA_MGM_ENTRY_SIZE / 16 - 2)
Linus Torvalds1da177e2005-04-16 15:20:36 -070093};
94
95enum {
96 MTHCA_EQ_CMD,
97 MTHCA_EQ_ASYNC,
98 MTHCA_EQ_COMP,
99 MTHCA_NUM_EQ
100};
101
Michael S. Tsirkin2a4443a2005-04-16 15:26:25 -0700102enum {
103 MTHCA_OPCODE_NOP = 0x00,
104 MTHCA_OPCODE_RDMA_WRITE = 0x08,
105 MTHCA_OPCODE_RDMA_WRITE_IMM = 0x09,
106 MTHCA_OPCODE_SEND = 0x0a,
107 MTHCA_OPCODE_SEND_IMM = 0x0b,
108 MTHCA_OPCODE_RDMA_READ = 0x10,
109 MTHCA_OPCODE_ATOMIC_CS = 0x11,
110 MTHCA_OPCODE_ATOMIC_FA = 0x12,
111 MTHCA_OPCODE_BIND_MW = 0x18,
112 MTHCA_OPCODE_INVALID = 0xff
113};
114
Eli Cohen14abdff2006-02-26 14:36:06 -0800115enum {
116 MTHCA_CMD_USE_EVENTS = 1 << 0,
117 MTHCA_CMD_POST_DOORBELLS = 1 << 1
118};
119
120enum {
121 MTHCA_CMD_NUM_DBELL_DWORDS = 8
122};
123
Linus Torvalds1da177e2005-04-16 15:20:36 -0700124struct mthca_cmd {
Roland Dreiered878452005-06-27 14:36:45 -0700125 struct pci_pool *pool;
Roland Dreierfd9cfdd2006-01-30 16:45:11 -0800126 struct mutex hcr_mutex;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700127 struct semaphore poll_sem;
128 struct semaphore event_sem;
129 int max_cmds;
130 spinlock_t context_lock;
131 int free_head;
132 struct mthca_cmd_context *context;
133 u16 token_mask;
Eli Cohen14abdff2006-02-26 14:36:06 -0800134 u32 flags;
135 void __iomem *dbell_map;
136 u16 dbell_offsets[MTHCA_CMD_NUM_DBELL_DWORDS];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700137};
138
139struct mthca_limits {
140 int num_ports;
141 int vl_cap;
142 int mtu_cap;
143 int gid_table_len;
144 int pkey_table_len;
145 int local_ca_ack_delay;
146 int num_uars;
147 int max_sg;
148 int num_qps;
Jack Morgensteinefaae8f2005-10-10 13:48:07 -0700149 int max_wqes;
Jack Morgenstein77369ed2005-11-09 11:26:07 -0800150 int max_desc_sz;
Jack Morgensteinefaae8f2005-10-10 13:48:07 -0700151 int max_qp_init_rdma;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700152 int reserved_qps;
153 int num_srqs;
Jack Morgensteinefaae8f2005-10-10 13:48:07 -0700154 int max_srq_wqes;
Jack Morgenstein59fef3b2006-04-11 18:16:27 +0300155 int max_srq_sge;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700156 int reserved_srqs;
157 int num_eecs;
158 int reserved_eecs;
159 int num_cqs;
Jack Morgensteinefaae8f2005-10-10 13:48:07 -0700160 int max_cqes;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700161 int reserved_cqs;
162 int num_eqs;
163 int reserved_eqs;
164 int num_mpts;
165 int num_mtt_segs;
Michael S. Tsirkine0f5fdc2005-04-16 15:26:30 -0700166 int fmr_reserved_mtts;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700167 int reserved_mtts;
168 int reserved_mrws;
169 int reserved_uars;
170 int num_mgms;
171 int num_amgms;
172 int reserved_mcgs;
173 int num_pds;
174 int reserved_pds;
Jack Morgenstein0f69ce12005-11-04 16:03:32 -0800175 u32 page_size_cap;
Jack Morgenstein33033b72005-09-26 12:30:02 -0700176 u32 flags;
Jack Morgensteinbf6a9e32006-04-10 09:43:47 -0700177 u16 stat_rate_support;
Roland Dreierda6561c2005-08-17 07:39:10 -0700178 u8 port_width_cap;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700179};
180
181struct mthca_alloc {
182 u32 last;
183 u32 top;
184 u32 max;
185 u32 mask;
186 spinlock_t lock;
187 unsigned long *table;
188};
189
190struct mthca_array {
191 struct {
192 void **page;
193 int used;
194 } *page_list;
195};
196
197struct mthca_uar_table {
198 struct mthca_alloc alloc;
199 u64 uarc_base;
200 int uarc_size;
201};
202
203struct mthca_pd_table {
204 struct mthca_alloc alloc;
205};
206
Michael S. Tsirkin9095e202005-04-16 15:26:26 -0700207struct mthca_buddy {
208 unsigned long **bits;
209 int max_order;
210 spinlock_t lock;
211};
212
Linus Torvalds1da177e2005-04-16 15:20:36 -0700213struct mthca_mr_table {
214 struct mthca_alloc mpt_alloc;
Michael S. Tsirkine0f5fdc2005-04-16 15:26:30 -0700215 struct mthca_buddy mtt_buddy;
216 struct mthca_buddy *fmr_mtt_buddy;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700217 u64 mtt_base;
Michael S. Tsirkine0f5fdc2005-04-16 15:26:30 -0700218 u64 mpt_base;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700219 struct mthca_icm_table *mtt_table;
220 struct mthca_icm_table *mpt_table;
Michael S. Tsirkine0f5fdc2005-04-16 15:26:30 -0700221 struct {
222 void __iomem *mpt_base;
223 void __iomem *mtt_base;
224 struct mthca_buddy mtt_buddy;
225 } tavor_fmr;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700226};
227
228struct mthca_eq_table {
229 struct mthca_alloc alloc;
230 void __iomem *clr_int;
231 u32 clr_mask;
232 u32 arm_mask;
233 struct mthca_eq eq[MTHCA_NUM_EQ];
234 u64 icm_virt;
235 struct page *icm_page;
236 dma_addr_t icm_dma;
237 int have_irq;
238 u8 inta_pin;
239};
240
241struct mthca_cq_table {
242 struct mthca_alloc alloc;
243 spinlock_t lock;
244 struct mthca_array cq;
245 struct mthca_icm_table *table;
246};
247
Roland Dreierec34a922005-08-19 10:59:31 -0700248struct mthca_srq_table {
249 struct mthca_alloc alloc;
250 spinlock_t lock;
251 struct mthca_array srq;
252 struct mthca_icm_table *table;
253};
254
Linus Torvalds1da177e2005-04-16 15:20:36 -0700255struct mthca_qp_table {
256 struct mthca_alloc alloc;
257 u32 rdb_base;
258 int rdb_shift;
259 int sqp_start;
260 spinlock_t lock;
261 struct mthca_array qp;
262 struct mthca_icm_table *qp_table;
263 struct mthca_icm_table *eqp_table;
Roland Dreier08aeb142005-04-16 15:26:34 -0700264 struct mthca_icm_table *rdb_table;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700265};
266
267struct mthca_av_table {
268 struct pci_pool *pool;
269 int num_ddr_avs;
270 u64 ddr_av_base;
271 void __iomem *av_map;
272 struct mthca_alloc alloc;
273};
274
275struct mthca_mcg_table {
Roland Dreierfd9cfdd2006-01-30 16:45:11 -0800276 struct mutex mutex;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700277 struct mthca_alloc alloc;
278 struct mthca_icm_table *table;
279};
280
Roland Dreier3d155f82005-10-27 11:03:38 -0700281struct mthca_catas_err {
282 u64 addr;
283 u32 __iomem *map;
284 unsigned long stop;
285 u32 size;
286 struct timer_list timer;
Jack Morgensteinb3b30f52006-08-15 21:11:18 +0300287 struct list_head list;
Roland Dreier3d155f82005-10-27 11:03:38 -0700288};
289
Jack Morgensteinb3b30f52006-08-15 21:11:18 +0300290extern struct mutex mthca_device_mutex;
291
Linus Torvalds1da177e2005-04-16 15:20:36 -0700292struct mthca_dev {
293 struct ib_device ib_dev;
294 struct pci_dev *pdev;
295
296 int hca_type;
297 unsigned long mthca_flags;
298 unsigned long device_cap_flags;
299
300 u32 rev_id;
Michael S. Tsirkin2e8b9812005-08-13 21:19:38 -0700301 char board_id[MTHCA_BOARD_ID_LEN];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700302
303 /* firmware info */
304 u64 fw_ver;
305 union {
306 struct {
307 u64 fw_start;
308 u64 fw_end;
309 } tavor;
310 struct {
311 u64 clr_int_base;
312 u64 eq_arm_base;
313 u64 eq_set_ci_base;
314 struct mthca_icm *fw_icm;
315 struct mthca_icm *aux_icm;
316 u16 fw_pages;
317 } arbel;
318 } fw;
319
320 u64 ddr_start;
321 u64 ddr_end;
322
323 MTHCA_DECLARE_DOORBELL_LOCK(doorbell_lock)
Roland Dreierfd9cfdd2006-01-30 16:45:11 -0800324 struct mutex cap_mask_mutex;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700325
326 void __iomem *hcr;
327 void __iomem *kar;
328 void __iomem *clr_base;
329 union {
330 struct {
331 void __iomem *ecr_base;
332 } tavor;
333 struct {
334 void __iomem *eq_arm;
335 void __iomem *eq_set_ci_base;
336 } arbel;
337 } eq_regs;
338
339 struct mthca_cmd cmd;
340 struct mthca_limits limits;
341
342 struct mthca_uar_table uar_table;
343 struct mthca_pd_table pd_table;
344 struct mthca_mr_table mr_table;
345 struct mthca_eq_table eq_table;
346 struct mthca_cq_table cq_table;
Roland Dreierec34a922005-08-19 10:59:31 -0700347 struct mthca_srq_table srq_table;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700348 struct mthca_qp_table qp_table;
349 struct mthca_av_table av_table;
350 struct mthca_mcg_table mcg_table;
351
Roland Dreier3d155f82005-10-27 11:03:38 -0700352 struct mthca_catas_err catas_err;
353
Linus Torvalds1da177e2005-04-16 15:20:36 -0700354 struct mthca_uar driver_uar;
355 struct mthca_db_table *db_tab;
356 struct mthca_pd driver_pd;
357 struct mthca_mr driver_mr;
358
359 struct ib_mad_agent *send_agent[MTHCA_MAX_PORTS][2];
360 struct ib_ah *sm_ah[MTHCA_MAX_PORTS];
361 spinlock_t sm_lock;
Jack Morgensteinbf6a9e32006-04-10 09:43:47 -0700362 u8 rate[MTHCA_MAX_PORTS];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700363};
364
Roland Dreier227c9392006-04-02 14:39:20 -0700365#ifdef CONFIG_INFINIBAND_MTHCA_DEBUG
366extern int mthca_debug_level;
367
368#define mthca_dbg(mdev, format, arg...) \
369 do { \
370 if (mthca_debug_level) \
371 dev_printk(KERN_DEBUG, &mdev->pdev->dev, format, ## arg); \
372 } while (0)
373
374#else /* CONFIG_INFINIBAND_MTHCA_DEBUG */
375
376#define mthca_dbg(mdev, format, arg...) do { (void) mdev; } while (0)
377
378#endif /* CONFIG_INFINIBAND_MTHCA_DEBUG */
379
Linus Torvalds1da177e2005-04-16 15:20:36 -0700380#define mthca_err(mdev, format, arg...) \
381 dev_err(&mdev->pdev->dev, format, ## arg)
382#define mthca_info(mdev, format, arg...) \
383 dev_info(&mdev->pdev->dev, format, ## arg)
384#define mthca_warn(mdev, format, arg...) \
385 dev_warn(&mdev->pdev->dev, format, ## arg)
386
387extern void __buggy_use_of_MTHCA_GET(void);
388extern void __buggy_use_of_MTHCA_PUT(void);
389
390#define MTHCA_GET(dest, source, offset) \
391 do { \
392 void *__p = (char *) (source) + (offset); \
393 switch (sizeof (dest)) { \
394 case 1: (dest) = *(u8 *) __p; break; \
395 case 2: (dest) = be16_to_cpup(__p); break; \
396 case 4: (dest) = be32_to_cpup(__p); break; \
397 case 8: (dest) = be64_to_cpup(__p); break; \
398 default: __buggy_use_of_MTHCA_GET(); \
399 } \
400 } while (0)
401
402#define MTHCA_PUT(dest, source, offset) \
403 do { \
Sean Hefty97f52eb2005-08-13 21:05:57 -0700404 void *__d = ((char *) (dest) + (offset)); \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700405 switch (sizeof(source)) { \
Sean Hefty97f52eb2005-08-13 21:05:57 -0700406 case 1: *(u8 *) __d = (source); break; \
407 case 2: *(__be16 *) __d = cpu_to_be16(source); break; \
408 case 4: *(__be32 *) __d = cpu_to_be32(source); break; \
409 case 8: *(__be64 *) __d = cpu_to_be64(source); break; \
410 default: __buggy_use_of_MTHCA_PUT(); \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700411 } \
412 } while (0)
413
414int mthca_reset(struct mthca_dev *mdev);
415
416u32 mthca_alloc(struct mthca_alloc *alloc);
417void mthca_free(struct mthca_alloc *alloc, u32 obj);
418int mthca_alloc_init(struct mthca_alloc *alloc, u32 num, u32 mask,
419 u32 reserved);
420void mthca_alloc_cleanup(struct mthca_alloc *alloc);
421void *mthca_array_get(struct mthca_array *array, int index);
422int mthca_array_set(struct mthca_array *array, int index, void *value);
423void mthca_array_clear(struct mthca_array *array, int index);
424int mthca_array_init(struct mthca_array *array, int nent);
425void mthca_array_cleanup(struct mthca_array *array, int nent);
Roland Dreier87b81672005-08-18 13:39:31 -0700426int mthca_buf_alloc(struct mthca_dev *dev, int size, int max_direct,
427 union mthca_buf *buf, int *is_direct, struct mthca_pd *pd,
428 int hca_write, struct mthca_mr *mr);
429void mthca_buf_free(struct mthca_dev *dev, int size, union mthca_buf *buf,
430 int is_direct, struct mthca_mr *mr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700431
432int mthca_init_uar_table(struct mthca_dev *dev);
433int mthca_init_pd_table(struct mthca_dev *dev);
434int mthca_init_mr_table(struct mthca_dev *dev);
435int mthca_init_eq_table(struct mthca_dev *dev);
436int mthca_init_cq_table(struct mthca_dev *dev);
Roland Dreierec34a922005-08-19 10:59:31 -0700437int mthca_init_srq_table(struct mthca_dev *dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700438int mthca_init_qp_table(struct mthca_dev *dev);
439int mthca_init_av_table(struct mthca_dev *dev);
440int mthca_init_mcg_table(struct mthca_dev *dev);
441
442void mthca_cleanup_uar_table(struct mthca_dev *dev);
443void mthca_cleanup_pd_table(struct mthca_dev *dev);
444void mthca_cleanup_mr_table(struct mthca_dev *dev);
445void mthca_cleanup_eq_table(struct mthca_dev *dev);
446void mthca_cleanup_cq_table(struct mthca_dev *dev);
Roland Dreierec34a922005-08-19 10:59:31 -0700447void mthca_cleanup_srq_table(struct mthca_dev *dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700448void mthca_cleanup_qp_table(struct mthca_dev *dev);
449void mthca_cleanup_av_table(struct mthca_dev *dev);
450void mthca_cleanup_mcg_table(struct mthca_dev *dev);
451
452int mthca_register_device(struct mthca_dev *dev);
453void mthca_unregister_device(struct mthca_dev *dev);
454
Roland Dreier3d155f82005-10-27 11:03:38 -0700455void mthca_start_catas_poll(struct mthca_dev *dev);
456void mthca_stop_catas_poll(struct mthca_dev *dev);
Jack Morgensteinb3b30f52006-08-15 21:11:18 +0300457int __mthca_restart_one(struct pci_dev *pdev);
458int mthca_catas_init(void);
459void mthca_catas_cleanup(void);
Roland Dreier3d155f82005-10-27 11:03:38 -0700460
Linus Torvalds1da177e2005-04-16 15:20:36 -0700461int mthca_uar_alloc(struct mthca_dev *dev, struct mthca_uar *uar);
462void mthca_uar_free(struct mthca_dev *dev, struct mthca_uar *uar);
463
Roland Dreier99264c12005-07-07 17:57:18 -0700464int mthca_pd_alloc(struct mthca_dev *dev, int privileged, struct mthca_pd *pd);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700465void mthca_pd_free(struct mthca_dev *dev, struct mthca_pd *pd);
466
Michael S. Tsirkinb2875d42007-02-10 23:14:25 +0200467int mthca_write_mtt_size(struct mthca_dev *dev);
468
Roland Dreierd56d6f92005-06-27 14:36:43 -0700469struct mthca_mtt *mthca_alloc_mtt(struct mthca_dev *dev, int size);
470void mthca_free_mtt(struct mthca_dev *dev, struct mthca_mtt *mtt);
471int mthca_write_mtt(struct mthca_dev *dev, struct mthca_mtt *mtt,
472 int start_index, u64 *buffer_list, int list_len);
473int mthca_mr_alloc(struct mthca_dev *dev, u32 pd, int buffer_size_shift,
474 u64 iova, u64 total_size, u32 access, struct mthca_mr *mr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700475int mthca_mr_alloc_notrans(struct mthca_dev *dev, u32 pd,
476 u32 access, struct mthca_mr *mr);
477int mthca_mr_alloc_phys(struct mthca_dev *dev, u32 pd,
478 u64 *buffer_list, int buffer_size_shift,
479 int list_len, u64 iova, u64 total_size,
480 u32 access, struct mthca_mr *mr);
Michael S. Tsirkine0f5fdc2005-04-16 15:26:30 -0700481void mthca_free_mr(struct mthca_dev *dev, struct mthca_mr *mr);
482
483int mthca_fmr_alloc(struct mthca_dev *dev, u32 pd,
484 u32 access, struct mthca_fmr *fmr);
485int mthca_tavor_map_phys_fmr(struct ib_fmr *ibfmr, u64 *page_list,
486 int list_len, u64 iova);
487void mthca_tavor_fmr_unmap(struct mthca_dev *dev, struct mthca_fmr *fmr);
488int mthca_arbel_map_phys_fmr(struct ib_fmr *ibfmr, u64 *page_list,
489 int list_len, u64 iova);
490void mthca_arbel_fmr_unmap(struct mthca_dev *dev, struct mthca_fmr *fmr);
491int mthca_free_fmr(struct mthca_dev *dev, struct mthca_fmr *fmr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700492
493int mthca_map_eq_icm(struct mthca_dev *dev, u64 icm_virt);
494void mthca_unmap_eq_icm(struct mthca_dev *dev);
495
496int mthca_poll_cq(struct ib_cq *ibcq, int num_entries,
497 struct ib_wc *entry);
Roland Dreiered23a722007-05-06 21:02:48 -0700498int mthca_tavor_arm_cq(struct ib_cq *cq, enum ib_cq_notify_flags flags);
499int mthca_arbel_arm_cq(struct ib_cq *cq, enum ib_cq_notify_flags flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700500int mthca_init_cq(struct mthca_dev *dev, int nent,
Roland Dreier74c21742005-07-07 17:57:19 -0700501 struct mthca_ucontext *ctx, u32 pdn,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700502 struct mthca_cq *cq);
503void mthca_free_cq(struct mthca_dev *dev,
504 struct mthca_cq *cq);
Michael S. Tsirkinaffcd502005-10-29 07:39:42 -0700505void mthca_cq_completion(struct mthca_dev *dev, u32 cqn);
506void mthca_cq_event(struct mthca_dev *dev, u32 cqn,
507 enum ib_event_type event_type);
Roland Dreiera3285aa2006-05-09 10:50:29 -0700508void mthca_cq_clean(struct mthca_dev *dev, struct mthca_cq *cq, u32 qpn,
Roland Dreierec34a922005-08-19 10:59:31 -0700509 struct mthca_srq *srq);
Roland Dreier4885bf62006-01-30 14:31:33 -0800510void mthca_cq_resize_copy_cqes(struct mthca_cq *cq);
511int mthca_alloc_cq_buf(struct mthca_dev *dev, struct mthca_cq_buf *buf, int nent);
512void mthca_free_cq_buf(struct mthca_dev *dev, struct mthca_cq_buf *buf, int cqe);
Roland Dreierec34a922005-08-19 10:59:31 -0700513
514int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd,
515 struct ib_srq_attr *attr, struct mthca_srq *srq);
516void mthca_free_srq(struct mthca_dev *dev, struct mthca_srq *srq);
Roland Dreier90f104d2005-10-06 13:15:56 -0700517int mthca_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr,
Ralph Campbell9bc57e22006-08-11 14:58:09 -0700518 enum ib_srq_attr_mask attr_mask, struct ib_udata *udata);
Eli Cohen8ebe5072006-02-13 16:40:21 -0800519int mthca_query_srq(struct ib_srq *srq, struct ib_srq_attr *srq_attr);
Jack Morgenstein59fef3b2006-04-11 18:16:27 +0300520int mthca_max_srq_sge(struct mthca_dev *dev);
Roland Dreierec34a922005-08-19 10:59:31 -0700521void mthca_srq_event(struct mthca_dev *dev, u32 srqn,
522 enum ib_event_type event_type);
523void mthca_free_srq_wqe(struct mthca_srq *srq, u32 wqe_addr);
524int mthca_tavor_post_srq_recv(struct ib_srq *srq, struct ib_recv_wr *wr,
525 struct ib_recv_wr **bad_wr);
526int mthca_arbel_post_srq_recv(struct ib_srq *srq, struct ib_recv_wr *wr,
527 struct ib_recv_wr **bad_wr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700528
529void mthca_qp_event(struct mthca_dev *dev, u32 qpn,
530 enum ib_event_type event_type);
Eli Cohen8ebe5072006-02-13 16:40:21 -0800531int mthca_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr_mask,
532 struct ib_qp_init_attr *qp_init_attr);
Ralph Campbell9bc57e22006-08-11 14:58:09 -0700533int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask,
534 struct ib_udata *udata);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700535int mthca_tavor_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
536 struct ib_send_wr **bad_wr);
537int mthca_tavor_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *wr,
538 struct ib_recv_wr **bad_wr);
539int mthca_arbel_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
540 struct ib_send_wr **bad_wr);
541int mthca_arbel_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *wr,
542 struct ib_recv_wr **bad_wr);
Roland Dreierd9b98b02006-01-31 20:45:51 -0800543void mthca_free_err_wqe(struct mthca_dev *dev, struct mthca_qp *qp, int is_send,
544 int index, int *dbd, __be32 *new_wqe);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700545int mthca_alloc_qp(struct mthca_dev *dev,
546 struct mthca_pd *pd,
547 struct mthca_cq *send_cq,
548 struct mthca_cq *recv_cq,
549 enum ib_qp_type type,
550 enum ib_sig_type send_policy,
Roland Dreier80c8ec22005-07-07 17:57:20 -0700551 struct ib_qp_cap *cap,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700552 struct mthca_qp *qp);
553int mthca_alloc_sqp(struct mthca_dev *dev,
554 struct mthca_pd *pd,
555 struct mthca_cq *send_cq,
556 struct mthca_cq *recv_cq,
557 enum ib_sig_type send_policy,
Roland Dreier80c8ec22005-07-07 17:57:20 -0700558 struct ib_qp_cap *cap,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700559 int qpn,
560 int port,
561 struct mthca_sqp *sqp);
562void mthca_free_qp(struct mthca_dev *dev, struct mthca_qp *qp);
563int mthca_create_ah(struct mthca_dev *dev,
564 struct mthca_pd *pd,
565 struct ib_ah_attr *ah_attr,
566 struct mthca_ah *ah);
567int mthca_destroy_ah(struct mthca_dev *dev, struct mthca_ah *ah);
568int mthca_read_ah(struct mthca_dev *dev, struct mthca_ah *ah,
569 struct ib_ud_header *header);
Jack Morgenstein1d89b1a2006-02-26 16:05:59 -0800570int mthca_ah_query(struct ib_ah *ibah, struct ib_ah_attr *attr);
Michael S. Tsirkin9eacee22006-01-12 15:55:41 -0800571int mthca_ah_grh_present(struct mthca_ah *ah);
Jack Morgensteinbf6a9e32006-04-10 09:43:47 -0700572u8 mthca_get_rate(struct mthca_dev *dev, int static_rate, u8 port);
573enum ib_rate mthca_rate_to_ib(struct mthca_dev *dev, u8 mthca_rate, u8 port);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700574
575int mthca_multicast_attach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid);
576int mthca_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid);
577
578int mthca_process_mad(struct ib_device *ibdev,
579 int mad_flags,
580 u8 port_num,
581 struct ib_wc *in_wc,
582 struct ib_grh *in_grh,
583 struct ib_mad *in_mad,
584 struct ib_mad *out_mad);
585int mthca_create_agents(struct mthca_dev *dev);
586void mthca_free_agents(struct mthca_dev *dev);
587
588static inline struct mthca_dev *to_mdev(struct ib_device *ibdev)
589{
590 return container_of(ibdev, struct mthca_dev, ib_dev);
591}
592
Roland Dreierd10ddbf2005-04-16 15:26:32 -0700593static inline int mthca_is_memfree(struct mthca_dev *dev)
594{
Roland Dreier68a3c212005-04-16 15:26:34 -0700595 return dev->mthca_flags & MTHCA_FLAG_MEMFREE;
Roland Dreierd10ddbf2005-04-16 15:26:32 -0700596}
597
Linus Torvalds1da177e2005-04-16 15:20:36 -0700598#endif /* MTHCA_DEV_H */