Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 1 | /* |
Saeed Mahameed | 302bdf6 | 2015-04-02 17:07:29 +0300 | [diff] [blame] | 2 | * Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved. |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 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 MLX5_QP_H |
| 34 | #define MLX5_QP_H |
| 35 | |
| 36 | #include <linux/mlx5/device.h> |
| 37 | #include <linux/mlx5/driver.h> |
| 38 | |
| 39 | #define MLX5_INVALID_LKEY 0x100 |
Sagi Grimberg | e1e66cc | 2014-02-23 14:19:07 +0200 | [diff] [blame] | 40 | #define MLX5_SIG_WQE_SIZE (MLX5_SEND_WQE_BB * 5) |
Sagi Grimberg | e663181 | 2014-02-23 14:19:11 +0200 | [diff] [blame] | 41 | #define MLX5_DIF_SIZE 8 |
| 42 | #define MLX5_STRIDE_BLOCK_OP 0x400 |
Sagi Grimberg | fd22f78 | 2014-08-13 19:54:29 +0300 | [diff] [blame] | 43 | #define MLX5_CPY_GRD_MASK 0xc0 |
| 44 | #define MLX5_CPY_APP_MASK 0x30 |
| 45 | #define MLX5_CPY_REF_MASK 0x0f |
Sagi Grimberg | 142537f | 2014-08-13 19:54:32 +0300 | [diff] [blame] | 46 | #define MLX5_BSF_INC_REFTAG (1 << 6) |
| 47 | #define MLX5_BSF_INL_VALID (1 << 15) |
| 48 | #define MLX5_BSF_REFRESH_DIF (1 << 14) |
| 49 | #define MLX5_BSF_REPEAT_BLOCK (1 << 7) |
| 50 | #define MLX5_BSF_APPTAG_ESCAPE 0x1 |
| 51 | #define MLX5_BSF_APPREF_ESCAPE 0x2 |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 52 | |
Haggai Eran | e420f0c | 2014-12-11 17:04:19 +0200 | [diff] [blame] | 53 | #define MLX5_QPN_BITS 24 |
| 54 | #define MLX5_QPN_MASK ((1 << MLX5_QPN_BITS) - 1) |
| 55 | |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 56 | enum mlx5_qp_optpar { |
| 57 | MLX5_QP_OPTPAR_ALT_ADDR_PATH = 1 << 0, |
| 58 | MLX5_QP_OPTPAR_RRE = 1 << 1, |
| 59 | MLX5_QP_OPTPAR_RAE = 1 << 2, |
| 60 | MLX5_QP_OPTPAR_RWE = 1 << 3, |
| 61 | MLX5_QP_OPTPAR_PKEY_INDEX = 1 << 4, |
| 62 | MLX5_QP_OPTPAR_Q_KEY = 1 << 5, |
| 63 | MLX5_QP_OPTPAR_RNR_TIMEOUT = 1 << 6, |
| 64 | MLX5_QP_OPTPAR_PRIMARY_ADDR_PATH = 1 << 7, |
| 65 | MLX5_QP_OPTPAR_SRA_MAX = 1 << 8, |
| 66 | MLX5_QP_OPTPAR_RRA_MAX = 1 << 9, |
| 67 | MLX5_QP_OPTPAR_PM_STATE = 1 << 10, |
| 68 | MLX5_QP_OPTPAR_RETRY_COUNT = 1 << 12, |
| 69 | MLX5_QP_OPTPAR_RNR_RETRY = 1 << 13, |
| 70 | MLX5_QP_OPTPAR_ACK_TIMEOUT = 1 << 14, |
| 71 | MLX5_QP_OPTPAR_PRI_PORT = 1 << 16, |
| 72 | MLX5_QP_OPTPAR_SRQN = 1 << 18, |
| 73 | MLX5_QP_OPTPAR_CQN_RCV = 1 << 19, |
| 74 | MLX5_QP_OPTPAR_DC_HS = 1 << 20, |
| 75 | MLX5_QP_OPTPAR_DC_KEY = 1 << 21, |
| 76 | }; |
| 77 | |
| 78 | enum mlx5_qp_state { |
| 79 | MLX5_QP_STATE_RST = 0, |
| 80 | MLX5_QP_STATE_INIT = 1, |
| 81 | MLX5_QP_STATE_RTR = 2, |
| 82 | MLX5_QP_STATE_RTS = 3, |
| 83 | MLX5_QP_STATE_SQER = 4, |
| 84 | MLX5_QP_STATE_SQD = 5, |
| 85 | MLX5_QP_STATE_ERR = 6, |
| 86 | MLX5_QP_STATE_SQ_DRAINING = 7, |
| 87 | MLX5_QP_STATE_SUSPENDED = 9, |
majd@mellanox.com | 6d2f89df | 2016-01-14 19:13:05 +0200 | [diff] [blame] | 88 | MLX5_QP_NUM_STATE, |
| 89 | MLX5_QP_STATE, |
| 90 | MLX5_QP_STATE_BAD, |
| 91 | }; |
| 92 | |
| 93 | enum { |
| 94 | MLX5_SQ_STATE_NA = MLX5_SQC_STATE_ERR + 1, |
| 95 | MLX5_SQ_NUM_STATE = MLX5_SQ_STATE_NA + 1, |
| 96 | MLX5_RQ_STATE_NA = MLX5_RQC_STATE_ERR + 1, |
| 97 | MLX5_RQ_NUM_STATE = MLX5_RQ_STATE_NA + 1, |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 98 | }; |
| 99 | |
| 100 | enum { |
| 101 | MLX5_QP_ST_RC = 0x0, |
| 102 | MLX5_QP_ST_UC = 0x1, |
| 103 | MLX5_QP_ST_UD = 0x2, |
| 104 | MLX5_QP_ST_XRC = 0x3, |
| 105 | MLX5_QP_ST_MLX = 0x4, |
| 106 | MLX5_QP_ST_DCI = 0x5, |
| 107 | MLX5_QP_ST_DCT = 0x6, |
| 108 | MLX5_QP_ST_QP0 = 0x7, |
| 109 | MLX5_QP_ST_QP1 = 0x8, |
| 110 | MLX5_QP_ST_RAW_ETHERTYPE = 0x9, |
| 111 | MLX5_QP_ST_RAW_IPV6 = 0xa, |
| 112 | MLX5_QP_ST_SNIFFER = 0xb, |
| 113 | MLX5_QP_ST_SYNC_UMR = 0xe, |
| 114 | MLX5_QP_ST_PTP_1588 = 0xd, |
| 115 | MLX5_QP_ST_REG_UMR = 0xc, |
| 116 | MLX5_QP_ST_MAX |
| 117 | }; |
| 118 | |
| 119 | enum { |
| 120 | MLX5_QP_PM_MIGRATED = 0x3, |
| 121 | MLX5_QP_PM_ARMED = 0x0, |
| 122 | MLX5_QP_PM_REARM = 0x1 |
| 123 | }; |
| 124 | |
| 125 | enum { |
| 126 | MLX5_NON_ZERO_RQ = 0 << 24, |
| 127 | MLX5_SRQ_RQ = 1 << 24, |
| 128 | MLX5_CRQ_RQ = 2 << 24, |
| 129 | MLX5_ZERO_LEN_RQ = 3 << 24 |
| 130 | }; |
| 131 | |
| 132 | enum { |
| 133 | /* params1 */ |
| 134 | MLX5_QP_BIT_SRE = 1 << 15, |
| 135 | MLX5_QP_BIT_SWE = 1 << 14, |
| 136 | MLX5_QP_BIT_SAE = 1 << 13, |
| 137 | /* params2 */ |
| 138 | MLX5_QP_BIT_RRE = 1 << 15, |
| 139 | MLX5_QP_BIT_RWE = 1 << 14, |
| 140 | MLX5_QP_BIT_RAE = 1 << 13, |
| 141 | MLX5_QP_BIT_RIC = 1 << 4, |
Leon Romanovsky | 051f263 | 2015-12-20 12:16:11 +0200 | [diff] [blame] | 142 | MLX5_QP_BIT_CC_SLAVE_RECV = 1 << 2, |
| 143 | MLX5_QP_BIT_CC_SLAVE_SEND = 1 << 1, |
| 144 | MLX5_QP_BIT_CC_MASTER = 1 << 0 |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 145 | }; |
| 146 | |
| 147 | enum { |
| 148 | MLX5_WQE_CTRL_CQ_UPDATE = 2 << 2, |
Saeed Mahameed | e281682 | 2015-05-28 22:28:40 +0300 | [diff] [blame] | 149 | MLX5_WQE_CTRL_CQ_UPDATE_AND_EQE = 3 << 2, |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 150 | MLX5_WQE_CTRL_SOLICITED = 1 << 1, |
| 151 | }; |
| 152 | |
| 153 | enum { |
Saeed Mahameed | e281682 | 2015-05-28 22:28:40 +0300 | [diff] [blame] | 154 | MLX5_SEND_WQE_DS = 16, |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 155 | MLX5_SEND_WQE_BB = 64, |
| 156 | }; |
| 157 | |
Saeed Mahameed | e281682 | 2015-05-28 22:28:40 +0300 | [diff] [blame] | 158 | #define MLX5_SEND_WQEBB_NUM_DS (MLX5_SEND_WQE_BB / MLX5_SEND_WQE_DS) |
| 159 | |
| 160 | enum { |
| 161 | MLX5_SEND_WQE_MAX_WQEBBS = 16, |
| 162 | }; |
| 163 | |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 164 | enum { |
| 165 | MLX5_WQE_FMR_PERM_LOCAL_READ = 1 << 27, |
| 166 | MLX5_WQE_FMR_PERM_LOCAL_WRITE = 1 << 28, |
| 167 | MLX5_WQE_FMR_PERM_REMOTE_READ = 1 << 29, |
| 168 | MLX5_WQE_FMR_PERM_REMOTE_WRITE = 1 << 30, |
| 169 | MLX5_WQE_FMR_PERM_ATOMIC = 1 << 31 |
| 170 | }; |
| 171 | |
| 172 | enum { |
| 173 | MLX5_FENCE_MODE_NONE = 0 << 5, |
| 174 | MLX5_FENCE_MODE_INITIATOR_SMALL = 1 << 5, |
| 175 | MLX5_FENCE_MODE_STRONG_ORDERING = 3 << 5, |
| 176 | MLX5_FENCE_MODE_SMALL_AND_FENCE = 4 << 5, |
| 177 | }; |
| 178 | |
| 179 | enum { |
| 180 | MLX5_QP_LAT_SENSITIVE = 1 << 28, |
Eli Cohen | f360d88 | 2014-04-02 00:10:16 +0300 | [diff] [blame] | 181 | MLX5_QP_BLOCK_MCAST = 1 << 30, |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 182 | MLX5_QP_ENABLE_SIG = 1 << 31, |
| 183 | }; |
| 184 | |
| 185 | enum { |
| 186 | MLX5_RCV_DBR = 0, |
| 187 | MLX5_SND_DBR = 1, |
| 188 | }; |
| 189 | |
Sagi Grimberg | e663181 | 2014-02-23 14:19:11 +0200 | [diff] [blame] | 190 | enum { |
| 191 | MLX5_FLAGS_INLINE = 1<<7, |
| 192 | MLX5_FLAGS_CHECK_FREE = 1<<5, |
| 193 | }; |
| 194 | |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 195 | struct mlx5_wqe_fmr_seg { |
| 196 | __be32 flags; |
| 197 | __be32 mem_key; |
| 198 | __be64 buf_list; |
| 199 | __be64 start_addr; |
| 200 | __be64 reg_len; |
| 201 | __be32 offset; |
| 202 | __be32 page_size; |
| 203 | u32 reserved[2]; |
| 204 | }; |
| 205 | |
| 206 | struct mlx5_wqe_ctrl_seg { |
| 207 | __be32 opmod_idx_opcode; |
| 208 | __be32 qpn_ds; |
| 209 | u8 signature; |
| 210 | u8 rsvd[2]; |
| 211 | u8 fm_ce_se; |
| 212 | __be32 imm; |
| 213 | }; |
| 214 | |
Haggai Eran | c1395a2 | 2014-12-11 17:04:14 +0200 | [diff] [blame] | 215 | #define MLX5_WQE_CTRL_DS_MASK 0x3f |
Haggai Eran | 7bdf65d | 2014-12-11 17:04:24 +0200 | [diff] [blame] | 216 | #define MLX5_WQE_CTRL_QPN_MASK 0xffffff00 |
| 217 | #define MLX5_WQE_CTRL_QPN_SHIFT 8 |
Haggai Eran | c1395a2 | 2014-12-11 17:04:14 +0200 | [diff] [blame] | 218 | #define MLX5_WQE_DS_UNITS 16 |
Haggai Eran | 7bdf65d | 2014-12-11 17:04:24 +0200 | [diff] [blame] | 219 | #define MLX5_WQE_CTRL_OPCODE_MASK 0xff |
| 220 | #define MLX5_WQE_CTRL_WQE_INDEX_MASK 0x00ffff00 |
| 221 | #define MLX5_WQE_CTRL_WQE_INDEX_SHIFT 8 |
Haggai Eran | c1395a2 | 2014-12-11 17:04:14 +0200 | [diff] [blame] | 222 | |
Saeed Mahameed | e281682 | 2015-05-28 22:28:40 +0300 | [diff] [blame] | 223 | enum { |
| 224 | MLX5_ETH_WQE_L3_INNER_CSUM = 1 << 4, |
| 225 | MLX5_ETH_WQE_L4_INNER_CSUM = 1 << 5, |
| 226 | MLX5_ETH_WQE_L3_CSUM = 1 << 6, |
| 227 | MLX5_ETH_WQE_L4_CSUM = 1 << 7, |
| 228 | }; |
| 229 | |
| 230 | struct mlx5_wqe_eth_seg { |
| 231 | u8 rsvd0[4]; |
| 232 | u8 cs_flags; |
| 233 | u8 rsvd1; |
| 234 | __be16 mss; |
| 235 | __be32 rsvd2; |
| 236 | __be16 inline_hdr_sz; |
| 237 | u8 inline_hdr_start[2]; |
| 238 | }; |
| 239 | |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 240 | struct mlx5_wqe_xrc_seg { |
| 241 | __be32 xrc_srqn; |
| 242 | u8 rsvd[12]; |
| 243 | }; |
| 244 | |
| 245 | struct mlx5_wqe_masked_atomic_seg { |
| 246 | __be64 swap_add; |
| 247 | __be64 compare; |
| 248 | __be64 swap_add_mask; |
| 249 | __be64 compare_mask; |
| 250 | }; |
| 251 | |
| 252 | struct mlx5_av { |
| 253 | union { |
| 254 | struct { |
| 255 | __be32 qkey; |
| 256 | __be32 reserved; |
| 257 | } qkey; |
| 258 | __be64 dc_key; |
| 259 | } key; |
| 260 | __be32 dqp_dct; |
| 261 | u8 stat_rate_sl; |
| 262 | u8 fl_mlid; |
Achiad Shochat | 2811ba5 | 2015-12-23 18:47:24 +0200 | [diff] [blame] | 263 | union { |
| 264 | __be16 rlid; |
| 265 | __be16 udp_sport; |
| 266 | }; |
| 267 | u8 reserved0[4]; |
| 268 | u8 rmac[6]; |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 269 | u8 tclass; |
| 270 | u8 hop_limit; |
| 271 | __be32 grh_gid_fl; |
| 272 | u8 rgid[16]; |
| 273 | }; |
| 274 | |
| 275 | struct mlx5_wqe_datagram_seg { |
| 276 | struct mlx5_av av; |
| 277 | }; |
| 278 | |
| 279 | struct mlx5_wqe_raddr_seg { |
| 280 | __be64 raddr; |
| 281 | __be32 rkey; |
| 282 | u32 reserved; |
| 283 | }; |
| 284 | |
| 285 | struct mlx5_wqe_atomic_seg { |
| 286 | __be64 swap_add; |
| 287 | __be64 compare; |
| 288 | }; |
| 289 | |
| 290 | struct mlx5_wqe_data_seg { |
| 291 | __be32 byte_count; |
| 292 | __be32 lkey; |
| 293 | __be64 addr; |
| 294 | }; |
| 295 | |
| 296 | struct mlx5_wqe_umr_ctrl_seg { |
| 297 | u8 flags; |
| 298 | u8 rsvd0[3]; |
| 299 | __be16 klm_octowords; |
| 300 | __be16 bsf_octowords; |
| 301 | __be64 mkey_mask; |
| 302 | u8 rsvd1[32]; |
| 303 | }; |
| 304 | |
| 305 | struct mlx5_seg_set_psv { |
| 306 | __be32 psv_num; |
| 307 | __be16 syndrome; |
| 308 | __be16 status; |
| 309 | __be32 transient_sig; |
| 310 | __be32 ref_tag; |
| 311 | }; |
| 312 | |
| 313 | struct mlx5_seg_get_psv { |
| 314 | u8 rsvd[19]; |
| 315 | u8 num_psv; |
| 316 | __be32 l_key; |
| 317 | __be64 va; |
| 318 | __be32 psv_index[4]; |
| 319 | }; |
| 320 | |
| 321 | struct mlx5_seg_check_psv { |
| 322 | u8 rsvd0[2]; |
| 323 | __be16 err_coalescing_op; |
| 324 | u8 rsvd1[2]; |
| 325 | __be16 xport_err_op; |
| 326 | u8 rsvd2[2]; |
| 327 | __be16 xport_err_mask; |
| 328 | u8 rsvd3[7]; |
| 329 | u8 num_psv; |
| 330 | __be32 l_key; |
| 331 | __be64 va; |
| 332 | __be32 psv_index[4]; |
| 333 | }; |
| 334 | |
| 335 | struct mlx5_rwqe_sig { |
| 336 | u8 rsvd0[4]; |
| 337 | u8 signature; |
| 338 | u8 rsvd1[11]; |
| 339 | }; |
| 340 | |
| 341 | struct mlx5_wqe_signature_seg { |
| 342 | u8 rsvd0[4]; |
| 343 | u8 signature; |
| 344 | u8 rsvd1[11]; |
| 345 | }; |
| 346 | |
Haggai Eran | 7bdf65d | 2014-12-11 17:04:24 +0200 | [diff] [blame] | 347 | #define MLX5_WQE_INLINE_SEG_BYTE_COUNT_MASK 0x3ff |
| 348 | |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 349 | struct mlx5_wqe_inline_seg { |
| 350 | __be32 byte_count; |
| 351 | }; |
| 352 | |
Sagi Grimberg | 142537f | 2014-08-13 19:54:32 +0300 | [diff] [blame] | 353 | enum mlx5_sig_type { |
| 354 | MLX5_DIF_CRC = 0x1, |
| 355 | MLX5_DIF_IPCS = 0x2, |
| 356 | }; |
| 357 | |
| 358 | struct mlx5_bsf_inl { |
| 359 | __be16 vld_refresh; |
| 360 | __be16 dif_apptag; |
| 361 | __be32 dif_reftag; |
| 362 | u8 sig_type; |
| 363 | u8 rp_inv_seed; |
| 364 | u8 rsvd[3]; |
| 365 | u8 dif_inc_ref_guard_check; |
| 366 | __be16 dif_app_bitmask_check; |
| 367 | }; |
| 368 | |
Sagi Grimberg | e663181 | 2014-02-23 14:19:11 +0200 | [diff] [blame] | 369 | struct mlx5_bsf { |
| 370 | struct mlx5_bsf_basic { |
| 371 | u8 bsf_size_sbs; |
| 372 | u8 check_byte_mask; |
| 373 | union { |
| 374 | u8 copy_byte_mask; |
| 375 | u8 bs_selector; |
| 376 | u8 rsvd_wflags; |
| 377 | } wire; |
| 378 | union { |
| 379 | u8 bs_selector; |
| 380 | u8 rsvd_mflags; |
| 381 | } mem; |
| 382 | __be32 raw_data_size; |
| 383 | __be32 w_bfs_psv; |
| 384 | __be32 m_bfs_psv; |
| 385 | } basic; |
| 386 | struct mlx5_bsf_ext { |
| 387 | __be32 t_init_gen_pro_size; |
| 388 | __be32 rsvd_epi_size; |
| 389 | __be32 w_tfs_psv; |
| 390 | __be32 m_tfs_psv; |
| 391 | } ext; |
Sagi Grimberg | 142537f | 2014-08-13 19:54:32 +0300 | [diff] [blame] | 392 | struct mlx5_bsf_inl w_inl; |
| 393 | struct mlx5_bsf_inl m_inl; |
Sagi Grimberg | e663181 | 2014-02-23 14:19:11 +0200 | [diff] [blame] | 394 | }; |
| 395 | |
| 396 | struct mlx5_klm { |
| 397 | __be32 bcount; |
| 398 | __be32 key; |
| 399 | __be64 va; |
| 400 | }; |
| 401 | |
| 402 | struct mlx5_stride_block_entry { |
| 403 | __be16 stride; |
| 404 | __be16 bcount; |
| 405 | __be32 key; |
| 406 | __be64 va; |
| 407 | }; |
| 408 | |
| 409 | struct mlx5_stride_block_ctrl_seg { |
| 410 | __be32 bcount_per_cycle; |
| 411 | __be32 op; |
| 412 | __be32 repeat_count; |
| 413 | u16 rsvd; |
| 414 | __be16 num_entries; |
| 415 | }; |
| 416 | |
Haggai Eran | e420f0c | 2014-12-11 17:04:19 +0200 | [diff] [blame] | 417 | enum mlx5_pagefault_flags { |
| 418 | MLX5_PFAULT_REQUESTOR = 1 << 0, |
| 419 | MLX5_PFAULT_WRITE = 1 << 1, |
| 420 | MLX5_PFAULT_RDMA = 1 << 2, |
| 421 | }; |
| 422 | |
| 423 | /* Contains the details of a pagefault. */ |
| 424 | struct mlx5_pagefault { |
| 425 | u32 bytes_committed; |
| 426 | u8 event_subtype; |
| 427 | enum mlx5_pagefault_flags flags; |
| 428 | union { |
| 429 | /* Initiator or send message responder pagefault details. */ |
| 430 | struct { |
| 431 | /* Received packet size, only valid for responders. */ |
| 432 | u32 packet_size; |
| 433 | /* |
| 434 | * WQE index. Refers to either the send queue or |
| 435 | * receive queue, according to event_subtype. |
| 436 | */ |
| 437 | u16 wqe_index; |
| 438 | } wqe; |
| 439 | /* RDMA responder pagefault details */ |
| 440 | struct { |
| 441 | u32 r_key; |
| 442 | /* |
| 443 | * Received packet size, minimal size page fault |
| 444 | * resolution required for forward progress. |
| 445 | */ |
| 446 | u32 packet_size; |
| 447 | u32 rdma_op_len; |
| 448 | u64 rdma_va; |
| 449 | } rdma; |
| 450 | }; |
| 451 | }; |
| 452 | |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 453 | struct mlx5_core_qp { |
Eli Cohen | 5903325 | 2014-10-02 12:19:45 +0300 | [diff] [blame] | 454 | struct mlx5_core_rsc_common common; /* must be first */ |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 455 | void (*event) (struct mlx5_core_qp *, int); |
Haggai Eran | e420f0c | 2014-12-11 17:04:19 +0200 | [diff] [blame] | 456 | void (*pfault_handler)(struct mlx5_core_qp *, struct mlx5_pagefault *); |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 457 | int qpn; |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 458 | struct mlx5_rsc_debug *dbg; |
| 459 | int pid; |
| 460 | }; |
| 461 | |
| 462 | struct mlx5_qp_path { |
Noa Osherovich | d3ae2bd | 2016-06-04 15:15:36 +0300 | [diff] [blame] | 463 | u8 fl_free_ar; |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 464 | u8 rsvd3; |
Noa Osherovich | d3ae2bd | 2016-06-04 15:15:36 +0300 | [diff] [blame] | 465 | __be16 pkey_index; |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 466 | u8 rsvd0; |
| 467 | u8 grh_mlid; |
| 468 | __be16 rlid; |
| 469 | u8 ackto_lt; |
| 470 | u8 mgid_index; |
| 471 | u8 static_rate; |
| 472 | u8 hop_limit; |
| 473 | __be32 tclass_flowlabel; |
Achiad Shochat | 2811ba5 | 2015-12-23 18:47:24 +0200 | [diff] [blame] | 474 | union { |
| 475 | u8 rgid[16]; |
| 476 | u8 rip[16]; |
| 477 | }; |
| 478 | u8 f_dscp_ecn_prio; |
| 479 | u8 ecn_dscp; |
| 480 | __be16 udp_sport; |
| 481 | u8 dci_cfi_prio_sl; |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 482 | u8 port; |
Achiad Shochat | 2811ba5 | 2015-12-23 18:47:24 +0200 | [diff] [blame] | 483 | u8 rmac[6]; |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 484 | }; |
| 485 | |
| 486 | struct mlx5_qp_context { |
| 487 | __be32 flags; |
| 488 | __be32 flags_pd; |
| 489 | u8 mtu_msgmax; |
| 490 | u8 rq_size_stride; |
| 491 | __be16 sq_crq_size; |
| 492 | __be32 qp_counter_set_usr_page; |
| 493 | __be32 wire_qpn; |
| 494 | __be32 log_pg_sz_remote_qpn; |
| 495 | struct mlx5_qp_path pri_path; |
| 496 | struct mlx5_qp_path alt_path; |
| 497 | __be32 params1; |
| 498 | u8 reserved2[4]; |
| 499 | __be32 next_send_psn; |
| 500 | __be32 cqn_send; |
Haggai Eran | b11a4f9 | 2016-02-29 15:45:03 +0200 | [diff] [blame] | 501 | __be32 deth_sqpn; |
| 502 | u8 reserved3[4]; |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 503 | __be32 last_acked_psn; |
| 504 | __be32 ssn; |
| 505 | __be32 params2; |
| 506 | __be32 rnr_nextrecvpsn; |
| 507 | __be32 xrcd; |
| 508 | __be32 cqn_recv; |
| 509 | __be64 db_rec_addr; |
| 510 | __be32 qkey; |
| 511 | __be32 rq_type_srqn; |
| 512 | __be32 rmsn; |
| 513 | __be16 hw_sq_wqe_counter; |
| 514 | __be16 sw_sq_wqe_counter; |
| 515 | __be16 hw_rcyclic_byte_counter; |
| 516 | __be16 hw_rq_counter; |
| 517 | __be16 sw_rcyclic_byte_counter; |
| 518 | __be16 sw_rq_counter; |
| 519 | u8 rsvd0[5]; |
| 520 | u8 cgs; |
| 521 | u8 cs_req; |
| 522 | u8 cs_res; |
| 523 | __be64 dc_access_key; |
| 524 | u8 rsvd1[24]; |
| 525 | }; |
| 526 | |
| 527 | struct mlx5_create_qp_mbox_in { |
| 528 | struct mlx5_inbox_hdr hdr; |
| 529 | __be32 input_qpn; |
| 530 | u8 rsvd0[4]; |
| 531 | __be32 opt_param_mask; |
| 532 | u8 rsvd1[4]; |
| 533 | struct mlx5_qp_context ctx; |
| 534 | u8 rsvd3[16]; |
| 535 | __be64 pas[0]; |
| 536 | }; |
| 537 | |
| 538 | struct mlx5_create_qp_mbox_out { |
| 539 | struct mlx5_outbox_hdr hdr; |
| 540 | __be32 qpn; |
| 541 | u8 rsvd0[4]; |
| 542 | }; |
| 543 | |
| 544 | struct mlx5_destroy_qp_mbox_in { |
| 545 | struct mlx5_inbox_hdr hdr; |
| 546 | __be32 qpn; |
| 547 | u8 rsvd0[4]; |
| 548 | }; |
| 549 | |
| 550 | struct mlx5_destroy_qp_mbox_out { |
| 551 | struct mlx5_outbox_hdr hdr; |
| 552 | u8 rsvd0[8]; |
| 553 | }; |
| 554 | |
| 555 | struct mlx5_modify_qp_mbox_in { |
| 556 | struct mlx5_inbox_hdr hdr; |
| 557 | __be32 qpn; |
| 558 | u8 rsvd1[4]; |
| 559 | __be32 optparam; |
| 560 | u8 rsvd0[4]; |
| 561 | struct mlx5_qp_context ctx; |
Majd Dibbiny | 418f839 | 2016-06-10 00:07:28 +0300 | [diff] [blame] | 562 | u8 rsvd2[16]; |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 563 | }; |
| 564 | |
| 565 | struct mlx5_modify_qp_mbox_out { |
| 566 | struct mlx5_outbox_hdr hdr; |
| 567 | u8 rsvd0[8]; |
| 568 | }; |
| 569 | |
| 570 | struct mlx5_query_qp_mbox_in { |
| 571 | struct mlx5_inbox_hdr hdr; |
| 572 | __be32 qpn; |
| 573 | u8 rsvd[4]; |
| 574 | }; |
| 575 | |
| 576 | struct mlx5_query_qp_mbox_out { |
| 577 | struct mlx5_outbox_hdr hdr; |
| 578 | u8 rsvd1[8]; |
| 579 | __be32 optparam; |
| 580 | u8 rsvd0[4]; |
| 581 | struct mlx5_qp_context ctx; |
| 582 | u8 rsvd2[16]; |
| 583 | __be64 pas[0]; |
| 584 | }; |
| 585 | |
| 586 | struct mlx5_conf_sqp_mbox_in { |
| 587 | struct mlx5_inbox_hdr hdr; |
| 588 | __be32 qpn; |
| 589 | u8 rsvd[3]; |
| 590 | u8 type; |
| 591 | }; |
| 592 | |
| 593 | struct mlx5_conf_sqp_mbox_out { |
| 594 | struct mlx5_outbox_hdr hdr; |
| 595 | u8 rsvd[8]; |
| 596 | }; |
| 597 | |
| 598 | struct mlx5_alloc_xrcd_mbox_in { |
| 599 | struct mlx5_inbox_hdr hdr; |
| 600 | u8 rsvd[8]; |
| 601 | }; |
| 602 | |
| 603 | struct mlx5_alloc_xrcd_mbox_out { |
| 604 | struct mlx5_outbox_hdr hdr; |
| 605 | __be32 xrcdn; |
| 606 | u8 rsvd[4]; |
| 607 | }; |
| 608 | |
| 609 | struct mlx5_dealloc_xrcd_mbox_in { |
| 610 | struct mlx5_inbox_hdr hdr; |
| 611 | __be32 xrcdn; |
| 612 | u8 rsvd[4]; |
| 613 | }; |
| 614 | |
| 615 | struct mlx5_dealloc_xrcd_mbox_out { |
| 616 | struct mlx5_outbox_hdr hdr; |
| 617 | u8 rsvd[8]; |
| 618 | }; |
| 619 | |
| 620 | static inline struct mlx5_core_qp *__mlx5_qp_lookup(struct mlx5_core_dev *dev, u32 qpn) |
| 621 | { |
| 622 | return radix_tree_lookup(&dev->priv.qp_table.tree, qpn); |
| 623 | } |
| 624 | |
Matan Barak | a606b0f | 2016-02-29 18:05:28 +0200 | [diff] [blame] | 625 | static inline struct mlx5_core_mkey *__mlx5_mr_lookup(struct mlx5_core_dev *dev, u32 key) |
Sagi Grimberg | d5436ba | 2014-02-23 14:19:12 +0200 | [diff] [blame] | 626 | { |
Matan Barak | a606b0f | 2016-02-29 18:05:28 +0200 | [diff] [blame] | 627 | return radix_tree_lookup(&dev->priv.mkey_table.tree, key); |
Sagi Grimberg | d5436ba | 2014-02-23 14:19:12 +0200 | [diff] [blame] | 628 | } |
| 629 | |
Haggai Eran | e420f0c | 2014-12-11 17:04:19 +0200 | [diff] [blame] | 630 | struct mlx5_page_fault_resume_mbox_in { |
| 631 | struct mlx5_inbox_hdr hdr; |
| 632 | __be32 flags_qpn; |
| 633 | u8 reserved[4]; |
| 634 | }; |
| 635 | |
| 636 | struct mlx5_page_fault_resume_mbox_out { |
| 637 | struct mlx5_outbox_hdr hdr; |
| 638 | u8 rsvd[8]; |
| 639 | }; |
| 640 | |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 641 | int mlx5_core_create_qp(struct mlx5_core_dev *dev, |
| 642 | struct mlx5_core_qp *qp, |
| 643 | struct mlx5_create_qp_mbox_in *in, |
| 644 | int inlen); |
majd@mellanox.com | 427c1e7 | 2016-01-14 19:13:07 +0200 | [diff] [blame] | 645 | int mlx5_core_qp_modify(struct mlx5_core_dev *dev, u16 operation, |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 646 | struct mlx5_modify_qp_mbox_in *in, int sqd_event, |
| 647 | struct mlx5_core_qp *qp); |
| 648 | int mlx5_core_destroy_qp(struct mlx5_core_dev *dev, |
| 649 | struct mlx5_core_qp *qp); |
| 650 | int mlx5_core_qp_query(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp, |
| 651 | struct mlx5_query_qp_mbox_out *out, int outlen); |
| 652 | |
| 653 | int mlx5_core_xrcd_alloc(struct mlx5_core_dev *dev, u32 *xrcdn); |
| 654 | int mlx5_core_xrcd_dealloc(struct mlx5_core_dev *dev, u32 xrcdn); |
| 655 | void mlx5_init_qp_table(struct mlx5_core_dev *dev); |
| 656 | void mlx5_cleanup_qp_table(struct mlx5_core_dev *dev); |
| 657 | int mlx5_debug_qp_add(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp); |
| 658 | void mlx5_debug_qp_remove(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp); |
Haggai Eran | e420f0c | 2014-12-11 17:04:19 +0200 | [diff] [blame] | 659 | #ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING |
| 660 | int mlx5_core_page_fault_resume(struct mlx5_core_dev *dev, u32 qpn, |
| 661 | u8 context, int error); |
| 662 | #endif |
majd@mellanox.com | e2013b2 | 2016-01-14 19:13:00 +0200 | [diff] [blame] | 663 | int mlx5_core_create_rq_tracked(struct mlx5_core_dev *dev, u32 *in, int inlen, |
| 664 | struct mlx5_core_qp *rq); |
| 665 | void mlx5_core_destroy_rq_tracked(struct mlx5_core_dev *dev, |
| 666 | struct mlx5_core_qp *rq); |
| 667 | int mlx5_core_create_sq_tracked(struct mlx5_core_dev *dev, u32 *in, int inlen, |
| 668 | struct mlx5_core_qp *sq); |
| 669 | void mlx5_core_destroy_sq_tracked(struct mlx5_core_dev *dev, |
| 670 | struct mlx5_core_qp *sq); |
Tariq Toukan | 237cd21 | 2016-04-20 22:02:09 +0300 | [diff] [blame] | 671 | int mlx5_core_alloc_q_counter(struct mlx5_core_dev *dev, u16 *counter_id); |
| 672 | int mlx5_core_dealloc_q_counter(struct mlx5_core_dev *dev, u16 counter_id); |
| 673 | int mlx5_core_query_q_counter(struct mlx5_core_dev *dev, u16 counter_id, |
| 674 | int reset, void *out, int out_size); |
| 675 | int mlx5_core_query_out_of_buffer(struct mlx5_core_dev *dev, u16 counter_id, |
| 676 | u32 *out_of_buffer); |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 677 | |
Eli Cohen | db81a5c | 2014-01-14 17:45:19 +0200 | [diff] [blame] | 678 | static inline const char *mlx5_qp_type_str(int type) |
| 679 | { |
| 680 | switch (type) { |
| 681 | case MLX5_QP_ST_RC: return "RC"; |
| 682 | case MLX5_QP_ST_UC: return "C"; |
| 683 | case MLX5_QP_ST_UD: return "UD"; |
| 684 | case MLX5_QP_ST_XRC: return "XRC"; |
| 685 | case MLX5_QP_ST_MLX: return "MLX"; |
| 686 | case MLX5_QP_ST_QP0: return "QP0"; |
| 687 | case MLX5_QP_ST_QP1: return "QP1"; |
| 688 | case MLX5_QP_ST_RAW_ETHERTYPE: return "RAW_ETHERTYPE"; |
| 689 | case MLX5_QP_ST_RAW_IPV6: return "RAW_IPV6"; |
| 690 | case MLX5_QP_ST_SNIFFER: return "SNIFFER"; |
| 691 | case MLX5_QP_ST_SYNC_UMR: return "SYNC_UMR"; |
| 692 | case MLX5_QP_ST_PTP_1588: return "PTP_1588"; |
| 693 | case MLX5_QP_ST_REG_UMR: return "REG_UMR"; |
| 694 | default: return "Invalid transport type"; |
| 695 | } |
| 696 | } |
| 697 | |
| 698 | static inline const char *mlx5_qp_state_str(int state) |
| 699 | { |
| 700 | switch (state) { |
| 701 | case MLX5_QP_STATE_RST: |
| 702 | return "RST"; |
| 703 | case MLX5_QP_STATE_INIT: |
| 704 | return "INIT"; |
| 705 | case MLX5_QP_STATE_RTR: |
| 706 | return "RTR"; |
| 707 | case MLX5_QP_STATE_RTS: |
| 708 | return "RTS"; |
| 709 | case MLX5_QP_STATE_SQER: |
| 710 | return "SQER"; |
| 711 | case MLX5_QP_STATE_SQD: |
| 712 | return "SQD"; |
| 713 | case MLX5_QP_STATE_ERR: |
| 714 | return "ERR"; |
| 715 | case MLX5_QP_STATE_SQ_DRAINING: |
| 716 | return "SQ_DRAINING"; |
| 717 | case MLX5_QP_STATE_SUSPENDED: |
| 718 | return "SUSPENDED"; |
| 719 | default: return "Invalid QP state"; |
| 720 | } |
| 721 | } |
| 722 | |
Eli Cohen | e126ba9 | 2013-07-07 17:25:49 +0300 | [diff] [blame] | 723 | #endif /* MLX5_QP_H */ |