Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. |
Tom Duffy | cd4e8fb | 2005-06-27 14:36:37 -0700 | [diff] [blame] | 3 | * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. |
Roland Dreier | 4885bf6 | 2006-01-30 14:31:33 -0800 | [diff] [blame] | 4 | * Copyright (c) 2005, 2006 Cisco Systems. All rights reserved. |
Roland Dreier | 2a1d9b7 | 2005-08-10 23:03:10 -0700 | [diff] [blame] | 5 | * Copyright (c) 2005 Mellanox Technologies. All rights reserved. |
| 6 | * Copyright (c) 2004 Voltaire, Inc. All rights reserved. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7 | * |
| 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. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 35 | */ |
| 36 | |
| 37 | #ifndef MTHCA_DEV_H |
| 38 | #define MTHCA_DEV_H |
| 39 | |
| 40 | #include <linux/spinlock.h> |
| 41 | #include <linux/kernel.h> |
| 42 | #include <linux/pci.h> |
| 43 | #include <linux/dma-mapping.h> |
Tim Schmielau | de25968 | 2006-01-08 01:02:05 -0800 | [diff] [blame] | 44 | #include <linux/timer.h> |
Roland Dreier | fd9cfdd | 2006-01-30 16:45:11 -0800 | [diff] [blame] | 45 | #include <linux/mutex.h> |
Jack Morgenstein | b3b30f5 | 2006-08-15 21:11:18 +0300 | [diff] [blame] | 46 | #include <linux/list.h> |
Matthew Wilcox | 6188e10 | 2008-04-18 22:21:05 -0400 | [diff] [blame] | 47 | #include <linux/semaphore.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 48 | |
| 49 | #include "mthca_provider.h" |
| 50 | #include "mthca_doorbell.h" |
| 51 | |
| 52 | #define DRV_NAME "ib_mthca" |
| 53 | #define PFX DRV_NAME ": " |
Jack Morgenstein | 940801b | 2008-04-16 21:09:34 -0700 | [diff] [blame] | 54 | #define DRV_VERSION "1.0" |
| 55 | #define DRV_RELDATE "April 4, 2008" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 56 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 57 | enum { |
| 58 | MTHCA_FLAG_DDR_HIDDEN = 1 << 1, |
| 59 | MTHCA_FLAG_SRQ = 1 << 2, |
Adrian Bunk | e57895d | 2008-01-01 15:47:10 +0200 | [diff] [blame] | 60 | MTHCA_FLAG_MSI_X = 1 << 3, |
| 61 | MTHCA_FLAG_NO_LAM = 1 << 4, |
| 62 | MTHCA_FLAG_FMR = 1 << 5, |
| 63 | MTHCA_FLAG_MEMFREE = 1 << 6, |
| 64 | MTHCA_FLAG_PCIE = 1 << 7, |
| 65 | MTHCA_FLAG_SINAI_OPT = 1 << 8 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 66 | }; |
| 67 | |
| 68 | enum { |
| 69 | MTHCA_MAX_PORTS = 2 |
| 70 | }; |
| 71 | |
| 72 | enum { |
Michael S. Tsirkin | 2e8b981 | 2005-08-13 21:19:38 -0700 | [diff] [blame] | 73 | MTHCA_BOARD_ID_LEN = 64 |
| 74 | }; |
| 75 | |
| 76 | enum { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 77 | MTHCA_EQ_CONTEXT_SIZE = 0x40, |
| 78 | MTHCA_CQ_CONTEXT_SIZE = 0x40, |
| 79 | MTHCA_QP_CONTEXT_SIZE = 0x200, |
| 80 | MTHCA_RDB_ENTRY_SIZE = 0x20, |
| 81 | MTHCA_AV_SIZE = 0x20, |
Roland Dreier | 1a1eb6a | 2007-10-09 19:59:17 -0700 | [diff] [blame] | 82 | MTHCA_MGM_ENTRY_SIZE = 0x100, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 83 | |
| 84 | /* Arbel FW gives us these, but we need them for Tavor */ |
| 85 | MTHCA_MPT_ENTRY_SIZE = 0x40, |
| 86 | MTHCA_MTT_SEG_SIZE = 0x40, |
Jack Morgenstein | efaae8f | 2005-10-10 13:48:07 -0700 | [diff] [blame] | 87 | |
| 88 | MTHCA_QP_PER_MGM = 4 * (MTHCA_MGM_ENTRY_SIZE / 16 - 2) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 89 | }; |
| 90 | |
| 91 | enum { |
| 92 | MTHCA_EQ_CMD, |
| 93 | MTHCA_EQ_ASYNC, |
| 94 | MTHCA_EQ_COMP, |
| 95 | MTHCA_NUM_EQ |
| 96 | }; |
| 97 | |
Michael S. Tsirkin | 2a4443a | 2005-04-16 15:26:25 -0700 | [diff] [blame] | 98 | enum { |
| 99 | MTHCA_OPCODE_NOP = 0x00, |
| 100 | MTHCA_OPCODE_RDMA_WRITE = 0x08, |
| 101 | MTHCA_OPCODE_RDMA_WRITE_IMM = 0x09, |
| 102 | MTHCA_OPCODE_SEND = 0x0a, |
| 103 | MTHCA_OPCODE_SEND_IMM = 0x0b, |
| 104 | MTHCA_OPCODE_RDMA_READ = 0x10, |
| 105 | MTHCA_OPCODE_ATOMIC_CS = 0x11, |
| 106 | MTHCA_OPCODE_ATOMIC_FA = 0x12, |
| 107 | MTHCA_OPCODE_BIND_MW = 0x18, |
| 108 | MTHCA_OPCODE_INVALID = 0xff |
| 109 | }; |
| 110 | |
Eli Cohen | 14abdff | 2006-02-26 14:36:06 -0800 | [diff] [blame] | 111 | enum { |
| 112 | MTHCA_CMD_USE_EVENTS = 1 << 0, |
| 113 | MTHCA_CMD_POST_DOORBELLS = 1 << 1 |
| 114 | }; |
| 115 | |
| 116 | enum { |
| 117 | MTHCA_CMD_NUM_DBELL_DWORDS = 8 |
| 118 | }; |
| 119 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 120 | struct mthca_cmd { |
Roland Dreier | ed87845 | 2005-06-27 14:36:45 -0700 | [diff] [blame] | 121 | struct pci_pool *pool; |
Roland Dreier | fd9cfdd | 2006-01-30 16:45:11 -0800 | [diff] [blame] | 122 | struct mutex hcr_mutex; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 123 | struct semaphore poll_sem; |
| 124 | struct semaphore event_sem; |
| 125 | int max_cmds; |
| 126 | spinlock_t context_lock; |
| 127 | int free_head; |
| 128 | struct mthca_cmd_context *context; |
| 129 | u16 token_mask; |
Eli Cohen | 14abdff | 2006-02-26 14:36:06 -0800 | [diff] [blame] | 130 | u32 flags; |
| 131 | void __iomem *dbell_map; |
| 132 | u16 dbell_offsets[MTHCA_CMD_NUM_DBELL_DWORDS]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 133 | }; |
| 134 | |
| 135 | struct mthca_limits { |
| 136 | int num_ports; |
| 137 | int vl_cap; |
| 138 | int mtu_cap; |
| 139 | int gid_table_len; |
| 140 | int pkey_table_len; |
| 141 | int local_ca_ack_delay; |
| 142 | int num_uars; |
| 143 | int max_sg; |
| 144 | int num_qps; |
Jack Morgenstein | efaae8f | 2005-10-10 13:48:07 -0700 | [diff] [blame] | 145 | int max_wqes; |
Jack Morgenstein | 77369ed | 2005-11-09 11:26:07 -0800 | [diff] [blame] | 146 | int max_desc_sz; |
Jack Morgenstein | efaae8f | 2005-10-10 13:48:07 -0700 | [diff] [blame] | 147 | int max_qp_init_rdma; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 148 | int reserved_qps; |
| 149 | int num_srqs; |
Jack Morgenstein | efaae8f | 2005-10-10 13:48:07 -0700 | [diff] [blame] | 150 | int max_srq_wqes; |
Jack Morgenstein | 59fef3b | 2006-04-11 18:16:27 +0300 | [diff] [blame] | 151 | int max_srq_sge; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 152 | int reserved_srqs; |
| 153 | int num_eecs; |
| 154 | int reserved_eecs; |
| 155 | int num_cqs; |
Jack Morgenstein | efaae8f | 2005-10-10 13:48:07 -0700 | [diff] [blame] | 156 | int max_cqes; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 157 | int reserved_cqs; |
| 158 | int num_eqs; |
| 159 | int reserved_eqs; |
| 160 | int num_mpts; |
| 161 | int num_mtt_segs; |
Eli Cohen | c1f67a8 | 2009-05-27 14:36:16 -0700 | [diff] [blame] | 162 | int mtt_seg_size; |
Michael S. Tsirkin | e0f5fdc | 2005-04-16 15:26:30 -0700 | [diff] [blame] | 163 | int fmr_reserved_mtts; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 164 | int reserved_mtts; |
| 165 | int reserved_mrws; |
| 166 | int reserved_uars; |
| 167 | int num_mgms; |
| 168 | int num_amgms; |
| 169 | int reserved_mcgs; |
| 170 | int num_pds; |
| 171 | int reserved_pds; |
Jack Morgenstein | 0f69ce1 | 2005-11-04 16:03:32 -0800 | [diff] [blame] | 172 | u32 page_size_cap; |
Jack Morgenstein | 33033b7 | 2005-09-26 12:30:02 -0700 | [diff] [blame] | 173 | u32 flags; |
Jack Morgenstein | bf6a9e3 | 2006-04-10 09:43:47 -0700 | [diff] [blame] | 174 | u16 stat_rate_support; |
Roland Dreier | da6561c | 2005-08-17 07:39:10 -0700 | [diff] [blame] | 175 | u8 port_width_cap; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 176 | }; |
| 177 | |
| 178 | struct mthca_alloc { |
| 179 | u32 last; |
| 180 | u32 top; |
| 181 | u32 max; |
| 182 | u32 mask; |
| 183 | spinlock_t lock; |
| 184 | unsigned long *table; |
| 185 | }; |
| 186 | |
| 187 | struct mthca_array { |
| 188 | struct { |
| 189 | void **page; |
| 190 | int used; |
| 191 | } *page_list; |
| 192 | }; |
| 193 | |
| 194 | struct mthca_uar_table { |
| 195 | struct mthca_alloc alloc; |
| 196 | u64 uarc_base; |
| 197 | int uarc_size; |
| 198 | }; |
| 199 | |
| 200 | struct mthca_pd_table { |
| 201 | struct mthca_alloc alloc; |
| 202 | }; |
| 203 | |
Michael S. Tsirkin | 9095e20 | 2005-04-16 15:26:26 -0700 | [diff] [blame] | 204 | struct mthca_buddy { |
| 205 | unsigned long **bits; |
Roland Dreier | e8bb4be | 2008-07-22 14:20:05 -0700 | [diff] [blame] | 206 | int *num_free; |
Michael S. Tsirkin | 9095e20 | 2005-04-16 15:26:26 -0700 | [diff] [blame] | 207 | int max_order; |
| 208 | spinlock_t lock; |
| 209 | }; |
| 210 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 211 | struct mthca_mr_table { |
| 212 | struct mthca_alloc mpt_alloc; |
Michael S. Tsirkin | e0f5fdc | 2005-04-16 15:26:30 -0700 | [diff] [blame] | 213 | struct mthca_buddy mtt_buddy; |
| 214 | struct mthca_buddy *fmr_mtt_buddy; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 215 | u64 mtt_base; |
Michael S. Tsirkin | e0f5fdc | 2005-04-16 15:26:30 -0700 | [diff] [blame] | 216 | u64 mpt_base; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 217 | struct mthca_icm_table *mtt_table; |
| 218 | struct mthca_icm_table *mpt_table; |
Michael S. Tsirkin | e0f5fdc | 2005-04-16 15:26:30 -0700 | [diff] [blame] | 219 | struct { |
| 220 | void __iomem *mpt_base; |
| 221 | void __iomem *mtt_base; |
| 222 | struct mthca_buddy mtt_buddy; |
| 223 | } tavor_fmr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 224 | }; |
| 225 | |
| 226 | struct mthca_eq_table { |
| 227 | struct mthca_alloc alloc; |
| 228 | void __iomem *clr_int; |
| 229 | u32 clr_mask; |
| 230 | u32 arm_mask; |
| 231 | struct mthca_eq eq[MTHCA_NUM_EQ]; |
| 232 | u64 icm_virt; |
| 233 | struct page *icm_page; |
| 234 | dma_addr_t icm_dma; |
| 235 | int have_irq; |
| 236 | u8 inta_pin; |
| 237 | }; |
| 238 | |
| 239 | struct mthca_cq_table { |
| 240 | struct mthca_alloc alloc; |
| 241 | spinlock_t lock; |
| 242 | struct mthca_array cq; |
| 243 | struct mthca_icm_table *table; |
| 244 | }; |
| 245 | |
Roland Dreier | ec34a92 | 2005-08-19 10:59:31 -0700 | [diff] [blame] | 246 | struct mthca_srq_table { |
| 247 | struct mthca_alloc alloc; |
| 248 | spinlock_t lock; |
| 249 | struct mthca_array srq; |
| 250 | struct mthca_icm_table *table; |
| 251 | }; |
| 252 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 253 | struct mthca_qp_table { |
| 254 | struct mthca_alloc alloc; |
| 255 | u32 rdb_base; |
| 256 | int rdb_shift; |
| 257 | int sqp_start; |
| 258 | spinlock_t lock; |
| 259 | struct mthca_array qp; |
| 260 | struct mthca_icm_table *qp_table; |
| 261 | struct mthca_icm_table *eqp_table; |
Roland Dreier | 08aeb14 | 2005-04-16 15:26:34 -0700 | [diff] [blame] | 262 | struct mthca_icm_table *rdb_table; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 263 | }; |
| 264 | |
| 265 | struct mthca_av_table { |
| 266 | struct pci_pool *pool; |
| 267 | int num_ddr_avs; |
| 268 | u64 ddr_av_base; |
| 269 | void __iomem *av_map; |
| 270 | struct mthca_alloc alloc; |
| 271 | }; |
| 272 | |
| 273 | struct mthca_mcg_table { |
Roland Dreier | fd9cfdd | 2006-01-30 16:45:11 -0800 | [diff] [blame] | 274 | struct mutex mutex; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 275 | struct mthca_alloc alloc; |
| 276 | struct mthca_icm_table *table; |
| 277 | }; |
| 278 | |
Roland Dreier | 3d155f8 | 2005-10-27 11:03:38 -0700 | [diff] [blame] | 279 | struct mthca_catas_err { |
| 280 | u64 addr; |
| 281 | u32 __iomem *map; |
Roland Dreier | 3d155f8 | 2005-10-27 11:03:38 -0700 | [diff] [blame] | 282 | u32 size; |
| 283 | struct timer_list timer; |
Jack Morgenstein | b3b30f5 | 2006-08-15 21:11:18 +0300 | [diff] [blame] | 284 | struct list_head list; |
Roland Dreier | 3d155f8 | 2005-10-27 11:03:38 -0700 | [diff] [blame] | 285 | }; |
| 286 | |
Jack Morgenstein | b3b30f5 | 2006-08-15 21:11:18 +0300 | [diff] [blame] | 287 | extern struct mutex mthca_device_mutex; |
| 288 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 289 | struct mthca_dev { |
| 290 | struct ib_device ib_dev; |
| 291 | struct pci_dev *pdev; |
| 292 | |
| 293 | int hca_type; |
| 294 | unsigned long mthca_flags; |
| 295 | unsigned long device_cap_flags; |
| 296 | |
| 297 | u32 rev_id; |
Michael S. Tsirkin | 2e8b981 | 2005-08-13 21:19:38 -0700 | [diff] [blame] | 298 | char board_id[MTHCA_BOARD_ID_LEN]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 299 | |
| 300 | /* firmware info */ |
| 301 | u64 fw_ver; |
| 302 | union { |
| 303 | struct { |
| 304 | u64 fw_start; |
| 305 | u64 fw_end; |
| 306 | } tavor; |
| 307 | struct { |
| 308 | u64 clr_int_base; |
| 309 | u64 eq_arm_base; |
| 310 | u64 eq_set_ci_base; |
| 311 | struct mthca_icm *fw_icm; |
| 312 | struct mthca_icm *aux_icm; |
| 313 | u16 fw_pages; |
| 314 | } arbel; |
| 315 | } fw; |
| 316 | |
| 317 | u64 ddr_start; |
| 318 | u64 ddr_end; |
| 319 | |
| 320 | MTHCA_DECLARE_DOORBELL_LOCK(doorbell_lock) |
Roland Dreier | fd9cfdd | 2006-01-30 16:45:11 -0800 | [diff] [blame] | 321 | struct mutex cap_mask_mutex; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 322 | |
| 323 | void __iomem *hcr; |
| 324 | void __iomem *kar; |
| 325 | void __iomem *clr_base; |
| 326 | union { |
| 327 | struct { |
| 328 | void __iomem *ecr_base; |
| 329 | } tavor; |
| 330 | struct { |
| 331 | void __iomem *eq_arm; |
| 332 | void __iomem *eq_set_ci_base; |
| 333 | } arbel; |
| 334 | } eq_regs; |
| 335 | |
| 336 | struct mthca_cmd cmd; |
| 337 | struct mthca_limits limits; |
| 338 | |
| 339 | struct mthca_uar_table uar_table; |
| 340 | struct mthca_pd_table pd_table; |
| 341 | struct mthca_mr_table mr_table; |
| 342 | struct mthca_eq_table eq_table; |
| 343 | struct mthca_cq_table cq_table; |
Roland Dreier | ec34a92 | 2005-08-19 10:59:31 -0700 | [diff] [blame] | 344 | struct mthca_srq_table srq_table; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 345 | struct mthca_qp_table qp_table; |
| 346 | struct mthca_av_table av_table; |
| 347 | struct mthca_mcg_table mcg_table; |
| 348 | |
Roland Dreier | 3d155f8 | 2005-10-27 11:03:38 -0700 | [diff] [blame] | 349 | struct mthca_catas_err catas_err; |
| 350 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 351 | struct mthca_uar driver_uar; |
| 352 | struct mthca_db_table *db_tab; |
| 353 | struct mthca_pd driver_pd; |
| 354 | struct mthca_mr driver_mr; |
| 355 | |
| 356 | struct ib_mad_agent *send_agent[MTHCA_MAX_PORTS][2]; |
| 357 | struct ib_ah *sm_ah[MTHCA_MAX_PORTS]; |
| 358 | spinlock_t sm_lock; |
Jack Morgenstein | bf6a9e3 | 2006-04-10 09:43:47 -0700 | [diff] [blame] | 359 | u8 rate[MTHCA_MAX_PORTS]; |
Jack Morgenstein | d841064 | 2009-09-05 20:36:16 -0700 | [diff] [blame] | 360 | bool active; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 361 | }; |
| 362 | |
Roland Dreier | 227c939 | 2006-04-02 14:39:20 -0700 | [diff] [blame] | 363 | #ifdef CONFIG_INFINIBAND_MTHCA_DEBUG |
| 364 | extern int mthca_debug_level; |
| 365 | |
| 366 | #define mthca_dbg(mdev, format, arg...) \ |
| 367 | do { \ |
| 368 | if (mthca_debug_level) \ |
| 369 | dev_printk(KERN_DEBUG, &mdev->pdev->dev, format, ## arg); \ |
| 370 | } while (0) |
| 371 | |
| 372 | #else /* CONFIG_INFINIBAND_MTHCA_DEBUG */ |
| 373 | |
| 374 | #define mthca_dbg(mdev, format, arg...) do { (void) mdev; } while (0) |
| 375 | |
| 376 | #endif /* CONFIG_INFINIBAND_MTHCA_DEBUG */ |
| 377 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 378 | #define mthca_err(mdev, format, arg...) \ |
| 379 | dev_err(&mdev->pdev->dev, format, ## arg) |
| 380 | #define mthca_info(mdev, format, arg...) \ |
| 381 | dev_info(&mdev->pdev->dev, format, ## arg) |
| 382 | #define mthca_warn(mdev, format, arg...) \ |
| 383 | dev_warn(&mdev->pdev->dev, format, ## arg) |
| 384 | |
| 385 | extern void __buggy_use_of_MTHCA_GET(void); |
| 386 | extern void __buggy_use_of_MTHCA_PUT(void); |
| 387 | |
| 388 | #define MTHCA_GET(dest, source, offset) \ |
| 389 | do { \ |
| 390 | void *__p = (char *) (source) + (offset); \ |
| 391 | switch (sizeof (dest)) { \ |
Roland Dreier | b399939 | 2008-04-16 21:01:03 -0700 | [diff] [blame] | 392 | case 1: (dest) = *(u8 *) __p; break; \ |
| 393 | case 2: (dest) = be16_to_cpup(__p); break; \ |
| 394 | case 4: (dest) = be32_to_cpup(__p); break; \ |
| 395 | case 8: (dest) = be64_to_cpup(__p); break; \ |
| 396 | default: __buggy_use_of_MTHCA_GET(); \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 397 | } \ |
| 398 | } while (0) |
| 399 | |
| 400 | #define MTHCA_PUT(dest, source, offset) \ |
| 401 | do { \ |
Sean Hefty | 97f52eb | 2005-08-13 21:05:57 -0700 | [diff] [blame] | 402 | void *__d = ((char *) (dest) + (offset)); \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 403 | switch (sizeof(source)) { \ |
Sean Hefty | 97f52eb | 2005-08-13 21:05:57 -0700 | [diff] [blame] | 404 | case 1: *(u8 *) __d = (source); break; \ |
| 405 | case 2: *(__be16 *) __d = cpu_to_be16(source); break; \ |
| 406 | case 4: *(__be32 *) __d = cpu_to_be32(source); break; \ |
| 407 | case 8: *(__be64 *) __d = cpu_to_be64(source); break; \ |
| 408 | default: __buggy_use_of_MTHCA_PUT(); \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 409 | } \ |
| 410 | } while (0) |
| 411 | |
| 412 | int mthca_reset(struct mthca_dev *mdev); |
| 413 | |
| 414 | u32 mthca_alloc(struct mthca_alloc *alloc); |
| 415 | void mthca_free(struct mthca_alloc *alloc, u32 obj); |
| 416 | int mthca_alloc_init(struct mthca_alloc *alloc, u32 num, u32 mask, |
| 417 | u32 reserved); |
| 418 | void mthca_alloc_cleanup(struct mthca_alloc *alloc); |
| 419 | void *mthca_array_get(struct mthca_array *array, int index); |
| 420 | int mthca_array_set(struct mthca_array *array, int index, void *value); |
| 421 | void mthca_array_clear(struct mthca_array *array, int index); |
| 422 | int mthca_array_init(struct mthca_array *array, int nent); |
| 423 | void mthca_array_cleanup(struct mthca_array *array, int nent); |
Roland Dreier | 87b8167 | 2005-08-18 13:39:31 -0700 | [diff] [blame] | 424 | int mthca_buf_alloc(struct mthca_dev *dev, int size, int max_direct, |
| 425 | union mthca_buf *buf, int *is_direct, struct mthca_pd *pd, |
| 426 | int hca_write, struct mthca_mr *mr); |
| 427 | void mthca_buf_free(struct mthca_dev *dev, int size, union mthca_buf *buf, |
| 428 | int is_direct, struct mthca_mr *mr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 429 | |
| 430 | int mthca_init_uar_table(struct mthca_dev *dev); |
| 431 | int mthca_init_pd_table(struct mthca_dev *dev); |
| 432 | int mthca_init_mr_table(struct mthca_dev *dev); |
| 433 | int mthca_init_eq_table(struct mthca_dev *dev); |
| 434 | int mthca_init_cq_table(struct mthca_dev *dev); |
Roland Dreier | ec34a92 | 2005-08-19 10:59:31 -0700 | [diff] [blame] | 435 | int mthca_init_srq_table(struct mthca_dev *dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 436 | int mthca_init_qp_table(struct mthca_dev *dev); |
| 437 | int mthca_init_av_table(struct mthca_dev *dev); |
| 438 | int mthca_init_mcg_table(struct mthca_dev *dev); |
| 439 | |
| 440 | void mthca_cleanup_uar_table(struct mthca_dev *dev); |
| 441 | void mthca_cleanup_pd_table(struct mthca_dev *dev); |
| 442 | void mthca_cleanup_mr_table(struct mthca_dev *dev); |
| 443 | void mthca_cleanup_eq_table(struct mthca_dev *dev); |
| 444 | void mthca_cleanup_cq_table(struct mthca_dev *dev); |
Roland Dreier | ec34a92 | 2005-08-19 10:59:31 -0700 | [diff] [blame] | 445 | void mthca_cleanup_srq_table(struct mthca_dev *dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 446 | void mthca_cleanup_qp_table(struct mthca_dev *dev); |
| 447 | void mthca_cleanup_av_table(struct mthca_dev *dev); |
| 448 | void mthca_cleanup_mcg_table(struct mthca_dev *dev); |
| 449 | |
| 450 | int mthca_register_device(struct mthca_dev *dev); |
| 451 | void mthca_unregister_device(struct mthca_dev *dev); |
| 452 | |
Roland Dreier | 3d155f8 | 2005-10-27 11:03:38 -0700 | [diff] [blame] | 453 | void mthca_start_catas_poll(struct mthca_dev *dev); |
| 454 | void mthca_stop_catas_poll(struct mthca_dev *dev); |
Jack Morgenstein | b3b30f5 | 2006-08-15 21:11:18 +0300 | [diff] [blame] | 455 | int __mthca_restart_one(struct pci_dev *pdev); |
| 456 | int mthca_catas_init(void); |
| 457 | void mthca_catas_cleanup(void); |
Roland Dreier | 3d155f8 | 2005-10-27 11:03:38 -0700 | [diff] [blame] | 458 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 459 | int mthca_uar_alloc(struct mthca_dev *dev, struct mthca_uar *uar); |
| 460 | void mthca_uar_free(struct mthca_dev *dev, struct mthca_uar *uar); |
| 461 | |
Roland Dreier | 99264c1 | 2005-07-07 17:57:18 -0700 | [diff] [blame] | 462 | int mthca_pd_alloc(struct mthca_dev *dev, int privileged, struct mthca_pd *pd); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 463 | void mthca_pd_free(struct mthca_dev *dev, struct mthca_pd *pd); |
| 464 | |
Michael S. Tsirkin | b2875d4 | 2007-02-10 23:14:25 +0200 | [diff] [blame] | 465 | int mthca_write_mtt_size(struct mthca_dev *dev); |
| 466 | |
Roland Dreier | d56d6f9 | 2005-06-27 14:36:43 -0700 | [diff] [blame] | 467 | struct mthca_mtt *mthca_alloc_mtt(struct mthca_dev *dev, int size); |
| 468 | void mthca_free_mtt(struct mthca_dev *dev, struct mthca_mtt *mtt); |
| 469 | int mthca_write_mtt(struct mthca_dev *dev, struct mthca_mtt *mtt, |
| 470 | int start_index, u64 *buffer_list, int list_len); |
| 471 | int mthca_mr_alloc(struct mthca_dev *dev, u32 pd, int buffer_size_shift, |
| 472 | u64 iova, u64 total_size, u32 access, struct mthca_mr *mr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 473 | int mthca_mr_alloc_notrans(struct mthca_dev *dev, u32 pd, |
| 474 | u32 access, struct mthca_mr *mr); |
| 475 | int mthca_mr_alloc_phys(struct mthca_dev *dev, u32 pd, |
| 476 | u64 *buffer_list, int buffer_size_shift, |
| 477 | int list_len, u64 iova, u64 total_size, |
| 478 | u32 access, struct mthca_mr *mr); |
Michael S. Tsirkin | e0f5fdc | 2005-04-16 15:26:30 -0700 | [diff] [blame] | 479 | void mthca_free_mr(struct mthca_dev *dev, struct mthca_mr *mr); |
| 480 | |
| 481 | int mthca_fmr_alloc(struct mthca_dev *dev, u32 pd, |
| 482 | u32 access, struct mthca_fmr *fmr); |
| 483 | int mthca_tavor_map_phys_fmr(struct ib_fmr *ibfmr, u64 *page_list, |
| 484 | int list_len, u64 iova); |
| 485 | void mthca_tavor_fmr_unmap(struct mthca_dev *dev, struct mthca_fmr *fmr); |
| 486 | int mthca_arbel_map_phys_fmr(struct ib_fmr *ibfmr, u64 *page_list, |
| 487 | int list_len, u64 iova); |
| 488 | void mthca_arbel_fmr_unmap(struct mthca_dev *dev, struct mthca_fmr *fmr); |
| 489 | int mthca_free_fmr(struct mthca_dev *dev, struct mthca_fmr *fmr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 490 | |
| 491 | int mthca_map_eq_icm(struct mthca_dev *dev, u64 icm_virt); |
| 492 | void mthca_unmap_eq_icm(struct mthca_dev *dev); |
| 493 | |
| 494 | int mthca_poll_cq(struct ib_cq *ibcq, int num_entries, |
| 495 | struct ib_wc *entry); |
Roland Dreier | ed23a72 | 2007-05-06 21:02:48 -0700 | [diff] [blame] | 496 | int mthca_tavor_arm_cq(struct ib_cq *cq, enum ib_cq_notify_flags flags); |
| 497 | int mthca_arbel_arm_cq(struct ib_cq *cq, enum ib_cq_notify_flags flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 498 | int mthca_init_cq(struct mthca_dev *dev, int nent, |
Roland Dreier | 74c2174 | 2005-07-07 17:57:19 -0700 | [diff] [blame] | 499 | struct mthca_ucontext *ctx, u32 pdn, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 500 | struct mthca_cq *cq); |
| 501 | void mthca_free_cq(struct mthca_dev *dev, |
| 502 | struct mthca_cq *cq); |
Michael S. Tsirkin | affcd50 | 2005-10-29 07:39:42 -0700 | [diff] [blame] | 503 | void mthca_cq_completion(struct mthca_dev *dev, u32 cqn); |
| 504 | void mthca_cq_event(struct mthca_dev *dev, u32 cqn, |
| 505 | enum ib_event_type event_type); |
Roland Dreier | a3285aa | 2006-05-09 10:50:29 -0700 | [diff] [blame] | 506 | void mthca_cq_clean(struct mthca_dev *dev, struct mthca_cq *cq, u32 qpn, |
Roland Dreier | ec34a92 | 2005-08-19 10:59:31 -0700 | [diff] [blame] | 507 | struct mthca_srq *srq); |
Roland Dreier | 4885bf6 | 2006-01-30 14:31:33 -0800 | [diff] [blame] | 508 | void mthca_cq_resize_copy_cqes(struct mthca_cq *cq); |
| 509 | int mthca_alloc_cq_buf(struct mthca_dev *dev, struct mthca_cq_buf *buf, int nent); |
| 510 | void mthca_free_cq_buf(struct mthca_dev *dev, struct mthca_cq_buf *buf, int cqe); |
Roland Dreier | ec34a92 | 2005-08-19 10:59:31 -0700 | [diff] [blame] | 511 | |
| 512 | int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd, |
| 513 | struct ib_srq_attr *attr, struct mthca_srq *srq); |
| 514 | void mthca_free_srq(struct mthca_dev *dev, struct mthca_srq *srq); |
Roland Dreier | 90f104d | 2005-10-06 13:15:56 -0700 | [diff] [blame] | 515 | int mthca_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr, |
Ralph Campbell | 9bc57e2 | 2006-08-11 14:58:09 -0700 | [diff] [blame] | 516 | enum ib_srq_attr_mask attr_mask, struct ib_udata *udata); |
Eli Cohen | 8ebe507 | 2006-02-13 16:40:21 -0800 | [diff] [blame] | 517 | int mthca_query_srq(struct ib_srq *srq, struct ib_srq_attr *srq_attr); |
Jack Morgenstein | 59fef3b | 2006-04-11 18:16:27 +0300 | [diff] [blame] | 518 | int mthca_max_srq_sge(struct mthca_dev *dev); |
Roland Dreier | ec34a92 | 2005-08-19 10:59:31 -0700 | [diff] [blame] | 519 | void mthca_srq_event(struct mthca_dev *dev, u32 srqn, |
| 520 | enum ib_event_type event_type); |
| 521 | void mthca_free_srq_wqe(struct mthca_srq *srq, u32 wqe_addr); |
| 522 | int mthca_tavor_post_srq_recv(struct ib_srq *srq, struct ib_recv_wr *wr, |
| 523 | struct ib_recv_wr **bad_wr); |
| 524 | int mthca_arbel_post_srq_recv(struct ib_srq *srq, struct ib_recv_wr *wr, |
| 525 | struct ib_recv_wr **bad_wr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 526 | |
| 527 | void mthca_qp_event(struct mthca_dev *dev, u32 qpn, |
| 528 | enum ib_event_type event_type); |
Eli Cohen | 8ebe507 | 2006-02-13 16:40:21 -0800 | [diff] [blame] | 529 | int mthca_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr_mask, |
| 530 | struct ib_qp_init_attr *qp_init_attr); |
Ralph Campbell | 9bc57e2 | 2006-08-11 14:58:09 -0700 | [diff] [blame] | 531 | int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask, |
| 532 | struct ib_udata *udata); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 533 | int mthca_tavor_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, |
| 534 | struct ib_send_wr **bad_wr); |
| 535 | int mthca_tavor_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *wr, |
| 536 | struct ib_recv_wr **bad_wr); |
| 537 | int mthca_arbel_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, |
| 538 | struct ib_send_wr **bad_wr); |
| 539 | int mthca_arbel_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *wr, |
| 540 | struct ib_recv_wr **bad_wr); |
Roland Dreier | d9b98b0 | 2006-01-31 20:45:51 -0800 | [diff] [blame] | 541 | void mthca_free_err_wqe(struct mthca_dev *dev, struct mthca_qp *qp, int is_send, |
| 542 | int index, int *dbd, __be32 *new_wqe); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 543 | int mthca_alloc_qp(struct mthca_dev *dev, |
| 544 | struct mthca_pd *pd, |
| 545 | struct mthca_cq *send_cq, |
| 546 | struct mthca_cq *recv_cq, |
| 547 | enum ib_qp_type type, |
| 548 | enum ib_sig_type send_policy, |
Roland Dreier | 80c8ec2 | 2005-07-07 17:57:20 -0700 | [diff] [blame] | 549 | struct ib_qp_cap *cap, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 550 | struct mthca_qp *qp); |
| 551 | int mthca_alloc_sqp(struct mthca_dev *dev, |
| 552 | struct mthca_pd *pd, |
| 553 | struct mthca_cq *send_cq, |
| 554 | struct mthca_cq *recv_cq, |
| 555 | enum ib_sig_type send_policy, |
Roland Dreier | 80c8ec2 | 2005-07-07 17:57:20 -0700 | [diff] [blame] | 556 | struct ib_qp_cap *cap, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 557 | int qpn, |
| 558 | int port, |
| 559 | struct mthca_sqp *sqp); |
| 560 | void mthca_free_qp(struct mthca_dev *dev, struct mthca_qp *qp); |
| 561 | int mthca_create_ah(struct mthca_dev *dev, |
| 562 | struct mthca_pd *pd, |
| 563 | struct ib_ah_attr *ah_attr, |
| 564 | struct mthca_ah *ah); |
| 565 | int mthca_destroy_ah(struct mthca_dev *dev, struct mthca_ah *ah); |
| 566 | int mthca_read_ah(struct mthca_dev *dev, struct mthca_ah *ah, |
| 567 | struct ib_ud_header *header); |
Jack Morgenstein | 1d89b1a | 2006-02-26 16:05:59 -0800 | [diff] [blame] | 568 | int mthca_ah_query(struct ib_ah *ibah, struct ib_ah_attr *attr); |
Michael S. Tsirkin | 9eacee2 | 2006-01-12 15:55:41 -0800 | [diff] [blame] | 569 | int mthca_ah_grh_present(struct mthca_ah *ah); |
Jack Morgenstein | bf6a9e3 | 2006-04-10 09:43:47 -0700 | [diff] [blame] | 570 | u8 mthca_get_rate(struct mthca_dev *dev, int static_rate, u8 port); |
| 571 | enum ib_rate mthca_rate_to_ib(struct mthca_dev *dev, u8 mthca_rate, u8 port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 572 | |
| 573 | int mthca_multicast_attach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid); |
| 574 | int mthca_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid); |
| 575 | |
| 576 | int mthca_process_mad(struct ib_device *ibdev, |
| 577 | int mad_flags, |
| 578 | u8 port_num, |
| 579 | struct ib_wc *in_wc, |
| 580 | struct ib_grh *in_grh, |
| 581 | struct ib_mad *in_mad, |
| 582 | struct ib_mad *out_mad); |
| 583 | int mthca_create_agents(struct mthca_dev *dev); |
| 584 | void mthca_free_agents(struct mthca_dev *dev); |
| 585 | |
| 586 | static inline struct mthca_dev *to_mdev(struct ib_device *ibdev) |
| 587 | { |
| 588 | return container_of(ibdev, struct mthca_dev, ib_dev); |
| 589 | } |
| 590 | |
Roland Dreier | d10ddbf | 2005-04-16 15:26:32 -0700 | [diff] [blame] | 591 | static inline int mthca_is_memfree(struct mthca_dev *dev) |
| 592 | { |
Roland Dreier | 68a3c21 | 2005-04-16 15:26:34 -0700 | [diff] [blame] | 593 | return dev->mthca_flags & MTHCA_FLAG_MEMFREE; |
Roland Dreier | d10ddbf | 2005-04-16 15:26:32 -0700 | [diff] [blame] | 594 | } |
| 595 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 596 | #endif /* MTHCA_DEV_H */ |