1/* 2* Copyright (c) 2006 - 2011 Intel Corporation. All rights reserved. 3* 4* This software is available to you under a choice of one of two 5* licenses. You may choose to be licensed under the terms of the GNU 6* General Public License (GPL) Version 2, available from the file 7* COPYING in the main directory of this source tree, or the 8* OpenIB.org BSD license below: 9* 10* Redistribution and use in source and binary forms, with or 11* without modification, are permitted provided that the following 12* conditions are met: 13* 14* - Redistributions of source code must retain the above 15* copyright notice, this list of conditions and the following 16* disclaimer. 17* 18* - Redistributions in binary form must reproduce the above 19* copyright notice, this list of conditions and the following 20* disclaimer in the documentation and/or other materials 21* provided with the distribution. 22* 23* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 24* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 25* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 26* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 27* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 28* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 29* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 30* SOFTWARE. 31*/ 32 33#ifndef __NES_HW_H 34#define __NES_HW_H 35 36#include <linux/inet_lro.h> 37 38#define NES_PHY_TYPE_CX4 1 39#define NES_PHY_TYPE_1G 2 40#define NES_PHY_TYPE_ARGUS 4 41#define NES_PHY_TYPE_PUMA_1G 5 42#define NES_PHY_TYPE_PUMA_10G 6 43#define NES_PHY_TYPE_GLADIUS 7 44#define NES_PHY_TYPE_SFP_D 8 45#define NES_PHY_TYPE_KR 9 46 47#define NES_MULTICAST_PF_MAX 8 48#define NES_A0 3 49 50#define NES_ENABLE_PAU 0x07000001 51#define NES_DISABLE_PAU 0x07000000 52#define NES_PAU_COUNTER 10 53#define NES_CQP_OPCODE_MASK 0x3f 54 55enum pci_regs { 56 NES_INT_STAT = 0x0000, 57 NES_INT_MASK = 0x0004, 58 NES_INT_PENDING = 0x0008, 59 NES_INTF_INT_STAT = 0x000C, 60 NES_INTF_INT_MASK = 0x0010, 61 NES_TIMER_STAT = 0x0014, 62 NES_PERIODIC_CONTROL = 0x0018, 63 NES_ONE_SHOT_CONTROL = 0x001C, 64 NES_EEPROM_COMMAND = 0x0020, 65 NES_EEPROM_DATA = 0x0024, 66 NES_FLASH_COMMAND = 0x0028, 67 NES_FLASH_DATA = 0x002C, 68 NES_SOFTWARE_RESET = 0x0030, 69 NES_CQ_ACK = 0x0034, 70 NES_WQE_ALLOC = 0x0040, 71 NES_CQE_ALLOC = 0x0044, 72 NES_AEQ_ALLOC = 0x0048 73}; 74 75enum indexed_regs { 76 NES_IDX_CREATE_CQP_LOW = 0x0000, 77 NES_IDX_CREATE_CQP_HIGH = 0x0004, 78 NES_IDX_QP_CONTROL = 0x0040, 79 NES_IDX_FLM_CONTROL = 0x0080, 80 NES_IDX_INT_CPU_STATUS = 0x00a0, 81 NES_IDX_GPR_TRIGGER = 0x00bc, 82 NES_IDX_GPIO_CONTROL = 0x00f0, 83 NES_IDX_GPIO_DATA = 0x00f4, 84 NES_IDX_GPR2 = 0x010c, 85 NES_IDX_TCP_CONFIG0 = 0x01e4, 86 NES_IDX_TCP_TIMER_CONFIG = 0x01ec, 87 NES_IDX_TCP_NOW = 0x01f0, 88 NES_IDX_QP_MAX_CFG_SIZES = 0x0200, 89 NES_IDX_QP_CTX_SIZE = 0x0218, 90 NES_IDX_TCP_TIMER_SIZE0 = 0x0238, 91 NES_IDX_TCP_TIMER_SIZE1 = 0x0240, 92 NES_IDX_ARP_CACHE_SIZE = 0x0258, 93 NES_IDX_CQ_CTX_SIZE = 0x0260, 94 NES_IDX_MRT_SIZE = 0x0278, 95 NES_IDX_PBL_REGION_SIZE = 0x0280, 96 NES_IDX_IRRQ_COUNT = 0x02b0, 97 NES_IDX_RX_WINDOW_BUFFER_PAGE_TABLE_SIZE = 0x02f0, 98 NES_IDX_RX_WINDOW_BUFFER_SIZE = 0x0300, 99 NES_IDX_DST_IP_ADDR = 0x0400, 100 NES_IDX_PCIX_DIAG = 0x08e8, 101 NES_IDX_MPP_DEBUG = 0x0a00, 102 NES_IDX_PORT_RX_DISCARDS = 0x0a30, 103 NES_IDX_PORT_TX_DISCARDS = 0x0a34, 104 NES_IDX_MPP_LB_DEBUG = 0x0b00, 105 NES_IDX_DENALI_CTL_22 = 0x1058, 106 NES_IDX_MAC_TX_CONTROL = 0x2000, 107 NES_IDX_MAC_TX_CONFIG = 0x2004, 108 NES_IDX_MAC_TX_PAUSE_QUANTA = 0x2008, 109 NES_IDX_MAC_RX_CONTROL = 0x200c, 110 NES_IDX_MAC_RX_CONFIG = 0x2010, 111 NES_IDX_MAC_EXACT_MATCH_BOTTOM = 0x201c, 112 NES_IDX_MAC_MDIO_CONTROL = 0x2084, 113 NES_IDX_MAC_TX_OCTETS_LOW = 0x2100, 114 NES_IDX_MAC_TX_OCTETS_HIGH = 0x2104, 115 NES_IDX_MAC_TX_FRAMES_LOW = 0x2108, 116 NES_IDX_MAC_TX_FRAMES_HIGH = 0x210c, 117 NES_IDX_MAC_TX_PAUSE_FRAMES = 0x2118, 118 NES_IDX_MAC_TX_ERRORS = 0x2138, 119 NES_IDX_MAC_RX_OCTETS_LOW = 0x213c, 120 NES_IDX_MAC_RX_OCTETS_HIGH = 0x2140, 121 NES_IDX_MAC_RX_FRAMES_LOW = 0x2144, 122 NES_IDX_MAC_RX_FRAMES_HIGH = 0x2148, 123 NES_IDX_MAC_RX_BC_FRAMES_LOW = 0x214c, 124 NES_IDX_MAC_RX_MC_FRAMES_HIGH = 0x2150, 125 NES_IDX_MAC_RX_PAUSE_FRAMES = 0x2154, 126 NES_IDX_MAC_RX_SHORT_FRAMES = 0x2174, 127 NES_IDX_MAC_RX_OVERSIZED_FRAMES = 0x2178, 128 NES_IDX_MAC_RX_JABBER_FRAMES = 0x217c, 129 NES_IDX_MAC_RX_CRC_ERR_FRAMES = 0x2180, 130 NES_IDX_MAC_RX_LENGTH_ERR_FRAMES = 0x2184, 131 NES_IDX_MAC_RX_SYMBOL_ERR_FRAMES = 0x2188, 132 NES_IDX_MAC_INT_STATUS = 0x21f0, 133 NES_IDX_MAC_INT_MASK = 0x21f4, 134 NES_IDX_PHY_PCS_CONTROL_STATUS0 = 0x2800, 135 NES_IDX_PHY_PCS_CONTROL_STATUS1 = 0x2a00, 136 NES_IDX_ETH_SERDES_COMMON_CONTROL0 = 0x2808, 137 NES_IDX_ETH_SERDES_COMMON_CONTROL1 = 0x2a08, 138 NES_IDX_ETH_SERDES_COMMON_STATUS0 = 0x280c, 139 NES_IDX_ETH_SERDES_COMMON_STATUS1 = 0x2a0c, 140 NES_IDX_ETH_SERDES_TX_EMP0 = 0x2810, 141 NES_IDX_ETH_SERDES_TX_EMP1 = 0x2a10, 142 NES_IDX_ETH_SERDES_TX_DRIVE0 = 0x2814, 143 NES_IDX_ETH_SERDES_TX_DRIVE1 = 0x2a14, 144 NES_IDX_ETH_SERDES_RX_MODE0 = 0x2818, 145 NES_IDX_ETH_SERDES_RX_MODE1 = 0x2a18, 146 NES_IDX_ETH_SERDES_RX_SIGDET0 = 0x281c, 147 NES_IDX_ETH_SERDES_RX_SIGDET1 = 0x2a1c, 148 NES_IDX_ETH_SERDES_BYPASS0 = 0x2820, 149 NES_IDX_ETH_SERDES_BYPASS1 = 0x2a20, 150 NES_IDX_ETH_SERDES_LOOPBACK_CONTROL0 = 0x2824, 151 NES_IDX_ETH_SERDES_LOOPBACK_CONTROL1 = 0x2a24, 152 NES_IDX_ETH_SERDES_RX_EQ_CONTROL0 = 0x2828, 153 NES_IDX_ETH_SERDES_RX_EQ_CONTROL1 = 0x2a28, 154 NES_IDX_ETH_SERDES_RX_EQ_STATUS0 = 0x282c, 155 NES_IDX_ETH_SERDES_RX_EQ_STATUS1 = 0x2a2c, 156 NES_IDX_ETH_SERDES_CDR_RESET0 = 0x2830, 157 NES_IDX_ETH_SERDES_CDR_RESET1 = 0x2a30, 158 NES_IDX_ETH_SERDES_CDR_CONTROL0 = 0x2834, 159 NES_IDX_ETH_SERDES_CDR_CONTROL1 = 0x2a34, 160 NES_IDX_ETH_SERDES_TX_HIGHZ_LANE_MODE0 = 0x2838, 161 NES_IDX_ETH_SERDES_TX_HIGHZ_LANE_MODE1 = 0x2a38, 162 NES_IDX_ENDNODE0_NSTAT_RX_DISCARD = 0x3080, 163 NES_IDX_ENDNODE0_NSTAT_RX_OCTETS_LO = 0x3000, 164 NES_IDX_ENDNODE0_NSTAT_RX_OCTETS_HI = 0x3004, 165 NES_IDX_ENDNODE0_NSTAT_RX_FRAMES_LO = 0x3008, 166 NES_IDX_ENDNODE0_NSTAT_RX_FRAMES_HI = 0x300c, 167 NES_IDX_ENDNODE0_NSTAT_TX_OCTETS_LO = 0x7000, 168 NES_IDX_ENDNODE0_NSTAT_TX_OCTETS_HI = 0x7004, 169 NES_IDX_ENDNODE0_NSTAT_TX_FRAMES_LO = 0x7008, 170 NES_IDX_ENDNODE0_NSTAT_TX_FRAMES_HI = 0x700c, 171 NES_IDX_WQM_CONFIG0 = 0x5000, 172 NES_IDX_WQM_CONFIG1 = 0x5004, 173 NES_IDX_CM_CONFIG = 0x5100, 174 NES_IDX_NIC_LOGPORT_TO_PHYPORT = 0x6000, 175 NES_IDX_NIC_PHYPORT_TO_USW = 0x6008, 176 NES_IDX_NIC_ACTIVE = 0x6010, 177 NES_IDX_NIC_UNICAST_ALL = 0x6018, 178 NES_IDX_NIC_MULTICAST_ALL = 0x6020, 179 NES_IDX_NIC_MULTICAST_ENABLE = 0x6028, 180 NES_IDX_NIC_BROADCAST_ON = 0x6030, 181 NES_IDX_USED_CHUNKS_TX = 0x60b0, 182 NES_IDX_TX_POOL_SIZE = 0x60b8, 183 NES_IDX_QUAD_HASH_TABLE_SIZE = 0x6148, 184 NES_IDX_PERFECT_FILTER_LOW = 0x6200, 185 NES_IDX_PERFECT_FILTER_HIGH = 0x6204, 186 NES_IDX_IPV4_TCP_REXMITS = 0x7080, 187 NES_IDX_DEBUG_ERROR_CONTROL_STATUS = 0x913c, 188 NES_IDX_DEBUG_ERROR_MASKS0 = 0x9140, 189 NES_IDX_DEBUG_ERROR_MASKS1 = 0x9144, 190 NES_IDX_DEBUG_ERROR_MASKS2 = 0x9148, 191 NES_IDX_DEBUG_ERROR_MASKS3 = 0x914c, 192 NES_IDX_DEBUG_ERROR_MASKS4 = 0x9150, 193 NES_IDX_DEBUG_ERROR_MASKS5 = 0x9154, 194}; 195 196#define NES_IDX_MAC_TX_CONFIG_ENABLE_PAUSE 1 197#define NES_IDX_MPP_DEBUG_PORT_DISABLE_PAUSE (1 << 17) 198 199enum nes_cqp_opcodes { 200 NES_CQP_CREATE_QP = 0x00, 201 NES_CQP_MODIFY_QP = 0x01, 202 NES_CQP_DESTROY_QP = 0x02, 203 NES_CQP_CREATE_CQ = 0x03, 204 NES_CQP_MODIFY_CQ = 0x04, 205 NES_CQP_DESTROY_CQ = 0x05, 206 NES_CQP_ALLOCATE_STAG = 0x09, 207 NES_CQP_REGISTER_STAG = 0x0a, 208 NES_CQP_QUERY_STAG = 0x0b, 209 NES_CQP_REGISTER_SHARED_STAG = 0x0c, 210 NES_CQP_DEALLOCATE_STAG = 0x0d, 211 NES_CQP_MANAGE_ARP_CACHE = 0x0f, 212 NES_CQP_DOWNLOAD_SEGMENT = 0x10, 213 NES_CQP_SUSPEND_QPS = 0x11, 214 NES_CQP_UPLOAD_CONTEXT = 0x13, 215 NES_CQP_CREATE_CEQ = 0x16, 216 NES_CQP_DESTROY_CEQ = 0x18, 217 NES_CQP_CREATE_AEQ = 0x19, 218 NES_CQP_DESTROY_AEQ = 0x1b, 219 NES_CQP_LMI_ACCESS = 0x20, 220 NES_CQP_FLUSH_WQES = 0x22, 221 NES_CQP_MANAGE_APBVT = 0x23, 222 NES_CQP_MANAGE_QUAD_HASH = 0x25 223}; 224 225enum nes_cqp_wqe_word_idx { 226 NES_CQP_WQE_OPCODE_IDX = 0, 227 NES_CQP_WQE_ID_IDX = 1, 228 NES_CQP_WQE_COMP_CTX_LOW_IDX = 2, 229 NES_CQP_WQE_COMP_CTX_HIGH_IDX = 3, 230 NES_CQP_WQE_COMP_SCRATCH_LOW_IDX = 4, 231 NES_CQP_WQE_COMP_SCRATCH_HIGH_IDX = 5, 232}; 233 234enum nes_cqp_wqe_word_download_idx { /* format differs from other cqp ops */ 235 NES_CQP_WQE_DL_OPCODE_IDX = 0, 236 NES_CQP_WQE_DL_COMP_CTX_LOW_IDX = 1, 237 NES_CQP_WQE_DL_COMP_CTX_HIGH_IDX = 2, 238 NES_CQP_WQE_DL_LENGTH_0_TOTAL_IDX = 3 239 /* For index values 4-15 use NES_NIC_SQ_WQE_ values */ 240}; 241 242enum nes_cqp_cq_wqeword_idx { 243 NES_CQP_CQ_WQE_PBL_LOW_IDX = 6, 244 NES_CQP_CQ_WQE_PBL_HIGH_IDX = 7, 245 NES_CQP_CQ_WQE_CQ_CONTEXT_LOW_IDX = 8, 246 NES_CQP_CQ_WQE_CQ_CONTEXT_HIGH_IDX = 9, 247 NES_CQP_CQ_WQE_DOORBELL_INDEX_HIGH_IDX = 10, 248}; 249 250enum nes_cqp_stag_wqeword_idx { 251 NES_CQP_STAG_WQE_PBL_BLK_COUNT_IDX = 1, 252 NES_CQP_STAG_WQE_LEN_HIGH_PD_IDX = 6, 253 NES_CQP_STAG_WQE_LEN_LOW_IDX = 7, 254 NES_CQP_STAG_WQE_STAG_IDX = 8, 255 NES_CQP_STAG_WQE_VA_LOW_IDX = 10, 256 NES_CQP_STAG_WQE_VA_HIGH_IDX = 11, 257 NES_CQP_STAG_WQE_PA_LOW_IDX = 12, 258 NES_CQP_STAG_WQE_PA_HIGH_IDX = 13, 259 NES_CQP_STAG_WQE_PBL_LEN_IDX = 14 260}; 261 262#define NES_CQP_OP_LOGICAL_PORT_SHIFT 26 263#define NES_CQP_OP_IWARP_STATE_SHIFT 28 264#define NES_CQP_OP_TERMLEN_SHIFT 28 265 266enum nes_cqp_qp_bits { 267 NES_CQP_QP_ARP_VALID = (1<<8), 268 NES_CQP_QP_WINBUF_VALID = (1<<9), 269 NES_CQP_QP_CONTEXT_VALID = (1<<10), 270 NES_CQP_QP_ORD_VALID = (1<<11), 271 NES_CQP_QP_WINBUF_DATAIND_EN = (1<<12), 272 NES_CQP_QP_VIRT_WQS = (1<<13), 273 NES_CQP_QP_DEL_HTE = (1<<14), 274 NES_CQP_QP_CQS_VALID = (1<<15), 275 NES_CQP_QP_TYPE_TSA = 0, 276 NES_CQP_QP_TYPE_IWARP = (1<<16), 277 NES_CQP_QP_TYPE_CQP = (4<<16), 278 NES_CQP_QP_TYPE_NIC = (5<<16), 279 NES_CQP_QP_MSS_CHG = (1<<20), 280 NES_CQP_QP_STATIC_RESOURCES = (1<<21), 281 NES_CQP_QP_IGNORE_MW_BOUND = (1<<22), 282 NES_CQP_QP_VWQ_USE_LMI = (1<<23), 283 NES_CQP_QP_IWARP_STATE_IDLE = (1<<NES_CQP_OP_IWARP_STATE_SHIFT), 284 NES_CQP_QP_IWARP_STATE_RTS = (2<<NES_CQP_OP_IWARP_STATE_SHIFT), 285 NES_CQP_QP_IWARP_STATE_CLOSING = (3<<NES_CQP_OP_IWARP_STATE_SHIFT), 286 NES_CQP_QP_IWARP_STATE_TERMINATE = (5<<NES_CQP_OP_IWARP_STATE_SHIFT), 287 NES_CQP_QP_IWARP_STATE_ERROR = (6<<NES_CQP_OP_IWARP_STATE_SHIFT), 288 NES_CQP_QP_IWARP_STATE_MASK = (7<<NES_CQP_OP_IWARP_STATE_SHIFT), 289 NES_CQP_QP_TERM_DONT_SEND_FIN = (1<<24), 290 NES_CQP_QP_TERM_DONT_SEND_TERM_MSG = (1<<25), 291 NES_CQP_QP_RESET = (1<<31), 292}; 293 294enum nes_cqp_qp_wqe_word_idx { 295 NES_CQP_QP_WQE_CONTEXT_LOW_IDX = 6, 296 NES_CQP_QP_WQE_CONTEXT_HIGH_IDX = 7, 297 NES_CQP_QP_WQE_FLUSH_SQ_CODE = 8, 298 NES_CQP_QP_WQE_FLUSH_RQ_CODE = 9, 299 NES_CQP_QP_WQE_NEW_MSS_IDX = 15, 300}; 301 302enum nes_nic_ctx_bits { 303 NES_NIC_CTX_RQ_SIZE_32 = (3<<8), 304 NES_NIC_CTX_RQ_SIZE_512 = (3<<8), 305 NES_NIC_CTX_SQ_SIZE_32 = (1<<10), 306 NES_NIC_CTX_SQ_SIZE_512 = (3<<10), 307}; 308 309enum nes_nic_qp_ctx_word_idx { 310 NES_NIC_CTX_MISC_IDX = 0, 311 NES_NIC_CTX_SQ_LOW_IDX = 2, 312 NES_NIC_CTX_SQ_HIGH_IDX = 3, 313 NES_NIC_CTX_RQ_LOW_IDX = 4, 314 NES_NIC_CTX_RQ_HIGH_IDX = 5, 315}; 316 317enum nes_cqp_cq_bits { 318 NES_CQP_CQ_CEQE_MASK = (1<<9), 319 NES_CQP_CQ_CEQ_VALID = (1<<10), 320 NES_CQP_CQ_RESIZE = (1<<11), 321 NES_CQP_CQ_CHK_OVERFLOW = (1<<12), 322 NES_CQP_CQ_4KB_CHUNK = (1<<14), 323 NES_CQP_CQ_VIRT = (1<<15), 324}; 325 326enum nes_cqp_stag_bits { 327 NES_CQP_STAG_VA_TO = (1<<9), 328 NES_CQP_STAG_DEALLOC_PBLS = (1<<10), 329 NES_CQP_STAG_PBL_BLK_SIZE = (1<<11), 330 NES_CQP_STAG_MR = (1<<13), 331 NES_CQP_STAG_RIGHTS_LOCAL_READ = (1<<16), 332 NES_CQP_STAG_RIGHTS_LOCAL_WRITE = (1<<17), 333 NES_CQP_STAG_RIGHTS_REMOTE_READ = (1<<18), 334 NES_CQP_STAG_RIGHTS_REMOTE_WRITE = (1<<19), 335 NES_CQP_STAG_RIGHTS_WINDOW_BIND = (1<<20), 336 NES_CQP_STAG_REM_ACC_EN = (1<<21), 337 NES_CQP_STAG_LEAVE_PENDING = (1<<31), 338}; 339 340enum nes_cqp_ceq_wqeword_idx { 341 NES_CQP_CEQ_WQE_ELEMENT_COUNT_IDX = 1, 342 NES_CQP_CEQ_WQE_PBL_LOW_IDX = 6, 343 NES_CQP_CEQ_WQE_PBL_HIGH_IDX = 7, 344}; 345 346enum nes_cqp_ceq_bits { 347 NES_CQP_CEQ_4KB_CHUNK = (1<<14), 348 NES_CQP_CEQ_VIRT = (1<<15), 349}; 350 351enum nes_cqp_aeq_wqeword_idx { 352 NES_CQP_AEQ_WQE_ELEMENT_COUNT_IDX = 1, 353 NES_CQP_AEQ_WQE_PBL_LOW_IDX = 6, 354 NES_CQP_AEQ_WQE_PBL_HIGH_IDX = 7, 355}; 356 357enum nes_cqp_aeq_bits { 358 NES_CQP_AEQ_4KB_CHUNK = (1<<14), 359 NES_CQP_AEQ_VIRT = (1<<15), 360}; 361 362enum nes_cqp_lmi_wqeword_idx { 363 NES_CQP_LMI_WQE_LMI_OFFSET_IDX = 1, 364 NES_CQP_LMI_WQE_FRAG_LOW_IDX = 8, 365 NES_CQP_LMI_WQE_FRAG_HIGH_IDX = 9, 366 NES_CQP_LMI_WQE_FRAG_LEN_IDX = 10, 367}; 368 369enum nes_cqp_arp_wqeword_idx { 370 NES_CQP_ARP_WQE_MAC_ADDR_LOW_IDX = 6, 371 NES_CQP_ARP_WQE_MAC_HIGH_IDX = 7, 372 NES_CQP_ARP_WQE_REACHABILITY_MAX_IDX = 1, 373}; 374 375enum nes_cqp_upload_wqeword_idx { 376 NES_CQP_UPLOAD_WQE_CTXT_LOW_IDX = 6, 377 NES_CQP_UPLOAD_WQE_CTXT_HIGH_IDX = 7, 378 NES_CQP_UPLOAD_WQE_HTE_IDX = 8, 379}; 380 381enum nes_cqp_arp_bits { 382 NES_CQP_ARP_VALID = (1<<8), 383 NES_CQP_ARP_PERM = (1<<9), 384}; 385 386enum nes_cqp_flush_bits { 387 NES_CQP_FLUSH_SQ = (1<<30), 388 NES_CQP_FLUSH_RQ = (1<<31), 389 NES_CQP_FLUSH_MAJ_MIN = (1<<28), 390}; 391 392enum nes_cqe_opcode_bits { 393 NES_CQE_STAG_VALID = (1<<6), 394 NES_CQE_ERROR = (1<<7), 395 NES_CQE_SQ = (1<<8), 396 NES_CQE_SE = (1<<9), 397 NES_CQE_PSH = (1<<29), 398 NES_CQE_FIN = (1<<30), 399 NES_CQE_VALID = (1<<31), 400}; 401 402 403enum nes_cqe_word_idx { 404 NES_CQE_PAYLOAD_LENGTH_IDX = 0, 405 NES_CQE_COMP_COMP_CTX_LOW_IDX = 2, 406 NES_CQE_COMP_COMP_CTX_HIGH_IDX = 3, 407 NES_CQE_INV_STAG_IDX = 4, 408 NES_CQE_QP_ID_IDX = 5, 409 NES_CQE_ERROR_CODE_IDX = 6, 410 NES_CQE_OPCODE_IDX = 7, 411}; 412 413enum nes_ceqe_word_idx { 414 NES_CEQE_CQ_CTX_LOW_IDX = 0, 415 NES_CEQE_CQ_CTX_HIGH_IDX = 1, 416}; 417 418enum nes_ceqe_status_bit { 419 NES_CEQE_VALID = (1<<31), 420}; 421 422enum nes_int_bits { 423 NES_INT_CEQ0 = (1<<0), 424 NES_INT_CEQ1 = (1<<1), 425 NES_INT_CEQ2 = (1<<2), 426 NES_INT_CEQ3 = (1<<3), 427 NES_INT_CEQ4 = (1<<4), 428 NES_INT_CEQ5 = (1<<5), 429 NES_INT_CEQ6 = (1<<6), 430 NES_INT_CEQ7 = (1<<7), 431 NES_INT_CEQ8 = (1<<8), 432 NES_INT_CEQ9 = (1<<9), 433 NES_INT_CEQ10 = (1<<10), 434 NES_INT_CEQ11 = (1<<11), 435 NES_INT_CEQ12 = (1<<12), 436 NES_INT_CEQ13 = (1<<13), 437 NES_INT_CEQ14 = (1<<14), 438 NES_INT_CEQ15 = (1<<15), 439 NES_INT_AEQ0 = (1<<16), 440 NES_INT_AEQ1 = (1<<17), 441 NES_INT_AEQ2 = (1<<18), 442 NES_INT_AEQ3 = (1<<19), 443 NES_INT_AEQ4 = (1<<20), 444 NES_INT_AEQ5 = (1<<21), 445 NES_INT_AEQ6 = (1<<22), 446 NES_INT_AEQ7 = (1<<23), 447 NES_INT_MAC0 = (1<<24), 448 NES_INT_MAC1 = (1<<25), 449 NES_INT_MAC2 = (1<<26), 450 NES_INT_MAC3 = (1<<27), 451 NES_INT_TSW = (1<<28), 452 NES_INT_TIMER = (1<<29), 453 NES_INT_INTF = (1<<30), 454}; 455 456enum nes_intf_int_bits { 457 NES_INTF_INT_PCIERR = (1<<0), 458 NES_INTF_PERIODIC_TIMER = (1<<2), 459 NES_INTF_ONE_SHOT_TIMER = (1<<3), 460 NES_INTF_INT_CRITERR = (1<<14), 461 NES_INTF_INT_AEQ0_OFLOW = (1<<16), 462 NES_INTF_INT_AEQ1_OFLOW = (1<<17), 463 NES_INTF_INT_AEQ2_OFLOW = (1<<18), 464 NES_INTF_INT_AEQ3_OFLOW = (1<<19), 465 NES_INTF_INT_AEQ4_OFLOW = (1<<20), 466 NES_INTF_INT_AEQ5_OFLOW = (1<<21), 467 NES_INTF_INT_AEQ6_OFLOW = (1<<22), 468 NES_INTF_INT_AEQ7_OFLOW = (1<<23), 469 NES_INTF_INT_AEQ_OFLOW = (0xff<<16), 470}; 471 472enum nes_mac_int_bits { 473 NES_MAC_INT_LINK_STAT_CHG = (1<<1), 474 NES_MAC_INT_XGMII_EXT = (1<<2), 475 NES_MAC_INT_TX_UNDERFLOW = (1<<6), 476 NES_MAC_INT_TX_ERROR = (1<<7), 477}; 478 479enum nes_cqe_allocate_bits { 480 NES_CQE_ALLOC_INC_SELECT = (1<<28), 481 NES_CQE_ALLOC_NOTIFY_NEXT = (1<<29), 482 NES_CQE_ALLOC_NOTIFY_SE = (1<<30), 483 NES_CQE_ALLOC_RESET = (1<<31), 484}; 485 486enum nes_nic_rq_wqe_word_idx { 487 NES_NIC_RQ_WQE_LENGTH_1_0_IDX = 0, 488 NES_NIC_RQ_WQE_LENGTH_3_2_IDX = 1, 489 NES_NIC_RQ_WQE_FRAG0_LOW_IDX = 2, 490 NES_NIC_RQ_WQE_FRAG0_HIGH_IDX = 3, 491 NES_NIC_RQ_WQE_FRAG1_LOW_IDX = 4, 492 NES_NIC_RQ_WQE_FRAG1_HIGH_IDX = 5, 493 NES_NIC_RQ_WQE_FRAG2_LOW_IDX = 6, 494 NES_NIC_RQ_WQE_FRAG2_HIGH_IDX = 7, 495 NES_NIC_RQ_WQE_FRAG3_LOW_IDX = 8, 496 NES_NIC_RQ_WQE_FRAG3_HIGH_IDX = 9, 497}; 498 499enum nes_nic_sq_wqe_word_idx { 500 NES_NIC_SQ_WQE_MISC_IDX = 0, 501 NES_NIC_SQ_WQE_TOTAL_LENGTH_IDX = 1, 502 NES_NIC_SQ_WQE_LSO_INFO_IDX = 2, 503 NES_NIC_SQ_WQE_LENGTH_0_TAG_IDX = 3, 504 NES_NIC_SQ_WQE_LENGTH_2_1_IDX = 4, 505 NES_NIC_SQ_WQE_LENGTH_4_3_IDX = 5, 506 NES_NIC_SQ_WQE_FRAG0_LOW_IDX = 6, 507 NES_NIC_SQ_WQE_FRAG0_HIGH_IDX = 7, 508 NES_NIC_SQ_WQE_FRAG1_LOW_IDX = 8, 509 NES_NIC_SQ_WQE_FRAG1_HIGH_IDX = 9, 510 NES_NIC_SQ_WQE_FRAG2_LOW_IDX = 10, 511 NES_NIC_SQ_WQE_FRAG2_HIGH_IDX = 11, 512 NES_NIC_SQ_WQE_FRAG3_LOW_IDX = 12, 513 NES_NIC_SQ_WQE_FRAG3_HIGH_IDX = 13, 514 NES_NIC_SQ_WQE_FRAG4_LOW_IDX = 14, 515 NES_NIC_SQ_WQE_FRAG4_HIGH_IDX = 15, 516}; 517 518enum nes_iwarp_sq_wqe_word_idx { 519 NES_IWARP_SQ_WQE_MISC_IDX = 0, 520 NES_IWARP_SQ_WQE_TOTAL_PAYLOAD_IDX = 1, 521 NES_IWARP_SQ_WQE_COMP_CTX_LOW_IDX = 2, 522 NES_IWARP_SQ_WQE_COMP_CTX_HIGH_IDX = 3, 523 NES_IWARP_SQ_WQE_COMP_SCRATCH_LOW_IDX = 4, 524 NES_IWARP_SQ_WQE_COMP_SCRATCH_HIGH_IDX = 5, 525 NES_IWARP_SQ_WQE_INV_STAG_LOW_IDX = 7, 526 NES_IWARP_SQ_WQE_RDMA_TO_LOW_IDX = 8, 527 NES_IWARP_SQ_WQE_RDMA_TO_HIGH_IDX = 9, 528 NES_IWARP_SQ_WQE_RDMA_LENGTH_IDX = 10, 529 NES_IWARP_SQ_WQE_RDMA_STAG_IDX = 11, 530 NES_IWARP_SQ_WQE_IMM_DATA_START_IDX = 12, 531 NES_IWARP_SQ_WQE_FRAG0_LOW_IDX = 16, 532 NES_IWARP_SQ_WQE_FRAG0_HIGH_IDX = 17, 533 NES_IWARP_SQ_WQE_LENGTH0_IDX = 18, 534 NES_IWARP_SQ_WQE_STAG0_IDX = 19, 535 NES_IWARP_SQ_WQE_FRAG1_LOW_IDX = 20, 536 NES_IWARP_SQ_WQE_FRAG1_HIGH_IDX = 21, 537 NES_IWARP_SQ_WQE_LENGTH1_IDX = 22, 538 NES_IWARP_SQ_WQE_STAG1_IDX = 23, 539 NES_IWARP_SQ_WQE_FRAG2_LOW_IDX = 24, 540 NES_IWARP_SQ_WQE_FRAG2_HIGH_IDX = 25, 541 NES_IWARP_SQ_WQE_LENGTH2_IDX = 26, 542 NES_IWARP_SQ_WQE_STAG2_IDX = 27, 543 NES_IWARP_SQ_WQE_FRAG3_LOW_IDX = 28, 544 NES_IWARP_SQ_WQE_FRAG3_HIGH_IDX = 29, 545 NES_IWARP_SQ_WQE_LENGTH3_IDX = 30, 546 NES_IWARP_SQ_WQE_STAG3_IDX = 31, 547}; 548 549enum nes_iwarp_sq_bind_wqe_word_idx { 550 NES_IWARP_SQ_BIND_WQE_MR_IDX = 6, 551 NES_IWARP_SQ_BIND_WQE_MW_IDX = 7, 552 NES_IWARP_SQ_BIND_WQE_LENGTH_LOW_IDX = 8, 553 NES_IWARP_SQ_BIND_WQE_LENGTH_HIGH_IDX = 9, 554 NES_IWARP_SQ_BIND_WQE_VA_FBO_LOW_IDX = 10, 555 NES_IWARP_SQ_BIND_WQE_VA_FBO_HIGH_IDX = 11, 556}; 557 558enum nes_iwarp_sq_fmr_wqe_word_idx { 559 NES_IWARP_SQ_FMR_WQE_MR_STAG_IDX = 7, 560 NES_IWARP_SQ_FMR_WQE_LENGTH_LOW_IDX = 8, 561 NES_IWARP_SQ_FMR_WQE_LENGTH_HIGH_IDX = 9, 562 NES_IWARP_SQ_FMR_WQE_VA_FBO_LOW_IDX = 10, 563 NES_IWARP_SQ_FMR_WQE_VA_FBO_HIGH_IDX = 11, 564 NES_IWARP_SQ_FMR_WQE_PBL_ADDR_LOW_IDX = 12, 565 NES_IWARP_SQ_FMR_WQE_PBL_ADDR_HIGH_IDX = 13, 566 NES_IWARP_SQ_FMR_WQE_PBL_LENGTH_IDX = 14, 567}; 568 569enum nes_iwarp_sq_fmr_opcodes { 570 NES_IWARP_SQ_FMR_WQE_ZERO_BASED = (1<<6), 571 NES_IWARP_SQ_FMR_WQE_PAGE_SIZE_4K = (0<<7), 572 NES_IWARP_SQ_FMR_WQE_PAGE_SIZE_2M = (1<<7), 573 NES_IWARP_SQ_FMR_WQE_RIGHTS_ENABLE_LOCAL_READ = (1<<16), 574 NES_IWARP_SQ_FMR_WQE_RIGHTS_ENABLE_LOCAL_WRITE = (1<<17), 575 NES_IWARP_SQ_FMR_WQE_RIGHTS_ENABLE_REMOTE_READ = (1<<18), 576 NES_IWARP_SQ_FMR_WQE_RIGHTS_ENABLE_REMOTE_WRITE = (1<<19), 577 NES_IWARP_SQ_FMR_WQE_RIGHTS_ENABLE_WINDOW_BIND = (1<<20), 578}; 579 580#define NES_IWARP_SQ_FMR_WQE_MR_LENGTH_HIGH_MASK 0xFF; 581 582enum nes_iwarp_sq_locinv_wqe_word_idx { 583 NES_IWARP_SQ_LOCINV_WQE_INV_STAG_IDX = 6, 584}; 585 586enum nes_iwarp_rq_wqe_word_idx { 587 NES_IWARP_RQ_WQE_TOTAL_PAYLOAD_IDX = 1, 588 NES_IWARP_RQ_WQE_COMP_CTX_LOW_IDX = 2, 589 NES_IWARP_RQ_WQE_COMP_CTX_HIGH_IDX = 3, 590 NES_IWARP_RQ_WQE_COMP_SCRATCH_LOW_IDX = 4, 591 NES_IWARP_RQ_WQE_COMP_SCRATCH_HIGH_IDX = 5, 592 NES_IWARP_RQ_WQE_FRAG0_LOW_IDX = 8, 593 NES_IWARP_RQ_WQE_FRAG0_HIGH_IDX = 9, 594 NES_IWARP_RQ_WQE_LENGTH0_IDX = 10, 595 NES_IWARP_RQ_WQE_STAG0_IDX = 11, 596 NES_IWARP_RQ_WQE_FRAG1_LOW_IDX = 12, 597 NES_IWARP_RQ_WQE_FRAG1_HIGH_IDX = 13, 598 NES_IWARP_RQ_WQE_LENGTH1_IDX = 14, 599 NES_IWARP_RQ_WQE_STAG1_IDX = 15, 600 NES_IWARP_RQ_WQE_FRAG2_LOW_IDX = 16, 601 NES_IWARP_RQ_WQE_FRAG2_HIGH_IDX = 17, 602 NES_IWARP_RQ_WQE_LENGTH2_IDX = 18, 603 NES_IWARP_RQ_WQE_STAG2_IDX = 19, 604 NES_IWARP_RQ_WQE_FRAG3_LOW_IDX = 20, 605 NES_IWARP_RQ_WQE_FRAG3_HIGH_IDX = 21, 606 NES_IWARP_RQ_WQE_LENGTH3_IDX = 22, 607 NES_IWARP_RQ_WQE_STAG3_IDX = 23, 608}; 609 610enum nes_nic_sq_wqe_bits { 611 NES_NIC_SQ_WQE_PHDR_CS_READY = (1<<21), 612 NES_NIC_SQ_WQE_LSO_ENABLE = (1<<22), 613 NES_NIC_SQ_WQE_TAGVALUE_ENABLE = (1<<23), 614 NES_NIC_SQ_WQE_DISABLE_CHKSUM = (1<<30), 615 NES_NIC_SQ_WQE_COMPLETION = (1<<31), 616}; 617 618enum nes_nic_cqe_word_idx { 619 NES_NIC_CQE_ACCQP_ID_IDX = 0, 620 NES_NIC_CQE_HASH_RCVNXT = 1, 621 NES_NIC_CQE_TAG_PKT_TYPE_IDX = 2, 622 NES_NIC_CQE_MISC_IDX = 3, 623}; 624 625#define NES_PKT_TYPE_APBVT_BITS 0xC112 626#define NES_PKT_TYPE_APBVT_MASK 0xff3e 627 628#define NES_PKT_TYPE_PVALID_BITS 0x10000000 629#define NES_PKT_TYPE_PVALID_MASK 0x30000000 630 631#define NES_PKT_TYPE_TCPV4_BITS 0x0110 632#define NES_PKT_TYPE_TCPV4_MASK 0x3f30 633 634#define NES_PKT_TYPE_UDPV4_BITS 0x0210 635#define NES_PKT_TYPE_UDPV4_MASK 0x3f30 636 637#define NES_PKT_TYPE_IPV4_BITS 0x0010 638#define NES_PKT_TYPE_IPV4_MASK 0x3f30 639 640#define NES_PKT_TYPE_OTHER_BITS 0x0000 641#define NES_PKT_TYPE_OTHER_MASK 0x0030 642 643#define NES_NIC_CQE_ERRV_SHIFT 16 644enum nes_nic_ev_bits { 645 NES_NIC_ERRV_BITS_MODE = (1<<0), 646 NES_NIC_ERRV_BITS_IPV4_CSUM_ERR = (1<<1), 647 NES_NIC_ERRV_BITS_TCPUDP_CSUM_ERR = (1<<2), 648 NES_NIC_ERRV_BITS_WQE_OVERRUN = (1<<3), 649 NES_NIC_ERRV_BITS_IPH_ERR = (1<<4), 650}; 651 652enum nes_nic_cqe_bits { 653 NES_NIC_CQE_ERRV_MASK = (0xff<<NES_NIC_CQE_ERRV_SHIFT), 654 NES_NIC_CQE_SQ = (1<<24), 655 NES_NIC_CQE_ACCQP_PORT = (1<<28), 656 NES_NIC_CQE_ACCQP_VALID = (1<<29), 657 NES_NIC_CQE_TAG_VALID = (1<<30), 658 NES_NIC_CQE_VALID = (1<<31), 659}; 660 661enum nes_aeqe_word_idx { 662 NES_AEQE_COMP_CTXT_LOW_IDX = 0, 663 NES_AEQE_COMP_CTXT_HIGH_IDX = 1, 664 NES_AEQE_COMP_QP_CQ_ID_IDX = 2, 665 NES_AEQE_MISC_IDX = 3, 666}; 667 668enum nes_aeqe_bits { 669 NES_AEQE_QP = (1<<16), 670 NES_AEQE_CQ = (1<<17), 671 NES_AEQE_SQ = (1<<18), 672 NES_AEQE_INBOUND_RDMA = (1<<19), 673 NES_AEQE_IWARP_STATE_MASK = (7<<20), 674 NES_AEQE_TCP_STATE_MASK = (0xf<<24), 675 NES_AEQE_Q2_DATA_WRITTEN = (0x3<<28), 676 NES_AEQE_VALID = (1<<31), 677}; 678 679#define NES_AEQE_IWARP_STATE_SHIFT 20 680#define NES_AEQE_TCP_STATE_SHIFT 24 681#define NES_AEQE_Q2_DATA_ETHERNET (1<<28) 682#define NES_AEQE_Q2_DATA_MPA (1<<29) 683 684enum nes_aeqe_iwarp_state { 685 NES_AEQE_IWARP_STATE_NON_EXISTANT = 0, 686 NES_AEQE_IWARP_STATE_IDLE = 1, 687 NES_AEQE_IWARP_STATE_RTS = 2, 688 NES_AEQE_IWARP_STATE_CLOSING = 3, 689 NES_AEQE_IWARP_STATE_TERMINATE = 5, 690 NES_AEQE_IWARP_STATE_ERROR = 6 691}; 692 693enum nes_aeqe_tcp_state { 694 NES_AEQE_TCP_STATE_NON_EXISTANT = 0, 695 NES_AEQE_TCP_STATE_CLOSED = 1, 696 NES_AEQE_TCP_STATE_LISTEN = 2, 697 NES_AEQE_TCP_STATE_SYN_SENT = 3, 698 NES_AEQE_TCP_STATE_SYN_RCVD = 4, 699 NES_AEQE_TCP_STATE_ESTABLISHED = 5, 700 NES_AEQE_TCP_STATE_CLOSE_WAIT = 6, 701 NES_AEQE_TCP_STATE_FIN_WAIT_1 = 7, 702 NES_AEQE_TCP_STATE_CLOSING = 8, 703 NES_AEQE_TCP_STATE_LAST_ACK = 9, 704 NES_AEQE_TCP_STATE_FIN_WAIT_2 = 10, 705 NES_AEQE_TCP_STATE_TIME_WAIT = 11 706}; 707 708enum nes_aeqe_aeid { 709 NES_AEQE_AEID_AMP_UNALLOCATED_STAG = 0x0102, 710 NES_AEQE_AEID_AMP_INVALID_STAG = 0x0103, 711 NES_AEQE_AEID_AMP_BAD_QP = 0x0104, 712 NES_AEQE_AEID_AMP_BAD_PD = 0x0105, 713 NES_AEQE_AEID_AMP_BAD_STAG_KEY = 0x0106, 714 NES_AEQE_AEID_AMP_BAD_STAG_INDEX = 0x0107, 715 NES_AEQE_AEID_AMP_BOUNDS_VIOLATION = 0x0108, 716 NES_AEQE_AEID_AMP_RIGHTS_VIOLATION = 0x0109, 717 NES_AEQE_AEID_AMP_TO_WRAP = 0x010a, 718 NES_AEQE_AEID_AMP_FASTREG_SHARED = 0x010b, 719 NES_AEQE_AEID_AMP_FASTREG_VALID_STAG = 0x010c, 720 NES_AEQE_AEID_AMP_FASTREG_MW_STAG = 0x010d, 721 NES_AEQE_AEID_AMP_FASTREG_INVALID_RIGHTS = 0x010e, 722 NES_AEQE_AEID_AMP_FASTREG_PBL_TABLE_OVERFLOW = 0x010f, 723 NES_AEQE_AEID_AMP_FASTREG_INVALID_LENGTH = 0x0110, 724 NES_AEQE_AEID_AMP_INVALIDATE_SHARED = 0x0111, 725 NES_AEQE_AEID_AMP_INVALIDATE_NO_REMOTE_ACCESS_RIGHTS = 0x0112, 726 NES_AEQE_AEID_AMP_INVALIDATE_MR_WITH_BOUND_WINDOWS = 0x0113, 727 NES_AEQE_AEID_AMP_MWBIND_VALID_STAG = 0x0114, 728 NES_AEQE_AEID_AMP_MWBIND_OF_MR_STAG = 0x0115, 729 NES_AEQE_AEID_AMP_MWBIND_TO_ZERO_BASED_STAG = 0x0116, 730 NES_AEQE_AEID_AMP_MWBIND_TO_MW_STAG = 0x0117, 731 NES_AEQE_AEID_AMP_MWBIND_INVALID_RIGHTS = 0x0118, 732 NES_AEQE_AEID_AMP_MWBIND_INVALID_BOUNDS = 0x0119, 733 NES_AEQE_AEID_AMP_MWBIND_TO_INVALID_PARENT = 0x011a, 734 NES_AEQE_AEID_AMP_MWBIND_BIND_DISABLED = 0x011b, 735 NES_AEQE_AEID_BAD_CLOSE = 0x0201, 736 NES_AEQE_AEID_RDMAP_ROE_BAD_LLP_CLOSE = 0x0202, 737 NES_AEQE_AEID_CQ_OPERATION_ERROR = 0x0203, 738 NES_AEQE_AEID_PRIV_OPERATION_DENIED = 0x0204, 739 NES_AEQE_AEID_RDMA_READ_WHILE_ORD_ZERO = 0x0205, 740 NES_AEQE_AEID_STAG_ZERO_INVALID = 0x0206, 741 NES_AEQE_AEID_DDP_INVALID_MSN_GAP_IN_MSN = 0x0301, 742 NES_AEQE_AEID_DDP_INVALID_MSN_RANGE_IS_NOT_VALID = 0x0302, 743 NES_AEQE_AEID_DDP_UBE_DDP_MESSAGE_TOO_LONG_FOR_AVAILABLE_BUFFER = 0x0303, 744 NES_AEQE_AEID_DDP_UBE_INVALID_DDP_VERSION = 0x0304, 745 NES_AEQE_AEID_DDP_UBE_INVALID_MO = 0x0305, 746 NES_AEQE_AEID_DDP_UBE_INVALID_MSN_NO_BUFFER_AVAILABLE = 0x0306, 747 NES_AEQE_AEID_DDP_UBE_INVALID_QN = 0x0307, 748 NES_AEQE_AEID_DDP_NO_L_BIT = 0x0308, 749 NES_AEQE_AEID_RDMAP_ROE_INVALID_RDMAP_VERSION = 0x0311, 750 NES_AEQE_AEID_RDMAP_ROE_UNEXPECTED_OPCODE = 0x0312, 751 NES_AEQE_AEID_ROE_INVALID_RDMA_READ_REQUEST = 0x0313, 752 NES_AEQE_AEID_ROE_INVALID_RDMA_WRITE_OR_READ_RESP = 0x0314, 753 NES_AEQE_AEID_INVALID_ARP_ENTRY = 0x0401, 754 NES_AEQE_AEID_INVALID_TCP_OPTION_RCVD = 0x0402, 755 NES_AEQE_AEID_STALE_ARP_ENTRY = 0x0403, 756 NES_AEQE_AEID_LLP_CLOSE_COMPLETE = 0x0501, 757 NES_AEQE_AEID_LLP_CONNECTION_RESET = 0x0502, 758 NES_AEQE_AEID_LLP_FIN_RECEIVED = 0x0503, 759 NES_AEQE_AEID_LLP_RECEIVED_MARKER_AND_LENGTH_FIELDS_DONT_MATCH = 0x0504, 760 NES_AEQE_AEID_LLP_RECEIVED_MPA_CRC_ERROR = 0x0505, 761 NES_AEQE_AEID_LLP_SEGMENT_TOO_LARGE = 0x0506, 762 NES_AEQE_AEID_LLP_SEGMENT_TOO_SMALL = 0x0507, 763 NES_AEQE_AEID_LLP_SYN_RECEIVED = 0x0508, 764 NES_AEQE_AEID_LLP_TERMINATE_RECEIVED = 0x0509, 765 NES_AEQE_AEID_LLP_TOO_MANY_RETRIES = 0x050a, 766 NES_AEQE_AEID_LLP_TOO_MANY_KEEPALIVE_RETRIES = 0x050b, 767 NES_AEQE_AEID_RESET_SENT = 0x0601, 768 NES_AEQE_AEID_TERMINATE_SENT = 0x0602, 769 NES_AEQE_AEID_DDP_LCE_LOCAL_CATASTROPHIC = 0x0700 770}; 771 772enum nes_iwarp_sq_opcodes { 773 NES_IWARP_SQ_WQE_WRPDU = (1<<15), 774 NES_IWARP_SQ_WQE_PSH = (1<<21), 775 NES_IWARP_SQ_WQE_STREAMING = (1<<23), 776 NES_IWARP_SQ_WQE_IMM_DATA = (1<<28), 777 NES_IWARP_SQ_WQE_READ_FENCE = (1<<29), 778 NES_IWARP_SQ_WQE_LOCAL_FENCE = (1<<30), 779 NES_IWARP_SQ_WQE_SIGNALED_COMPL = (1<<31), 780}; 781 782enum nes_iwarp_sq_wqe_bits { 783 NES_IWARP_SQ_OP_RDMAW = 0, 784 NES_IWARP_SQ_OP_RDMAR = 1, 785 NES_IWARP_SQ_OP_SEND = 3, 786 NES_IWARP_SQ_OP_SENDINV = 4, 787 NES_IWARP_SQ_OP_SENDSE = 5, 788 NES_IWARP_SQ_OP_SENDSEINV = 6, 789 NES_IWARP_SQ_OP_BIND = 8, 790 NES_IWARP_SQ_OP_FAST_REG = 9, 791 NES_IWARP_SQ_OP_LOCINV = 10, 792 NES_IWARP_SQ_OP_RDMAR_LOCINV = 11, 793 NES_IWARP_SQ_OP_NOP = 12, 794}; 795 796enum nes_iwarp_cqe_major_code { 797 NES_IWARP_CQE_MAJOR_FLUSH = 1, 798 NES_IWARP_CQE_MAJOR_DRV = 0x8000 799}; 800 801enum nes_iwarp_cqe_minor_code { 802 NES_IWARP_CQE_MINOR_FLUSH = 1 803}; 804 805#define NES_EEPROM_READ_REQUEST (1<<16) 806#define NES_MAC_ADDR_VALID (1<<20) 807 808/* 809 * NES index registers init values. 810 */ 811struct nes_init_values { 812 u32 index; 813 u32 data; 814 u8 wrt; 815}; 816 817/* 818 * NES registers in BAR0. 819 */ 820struct nes_pci_regs { 821 u32 int_status; 822 u32 int_mask; 823 u32 int_pending; 824 u32 intf_int_status; 825 u32 intf_int_mask; 826 u32 other_regs[59]; /* pad out to 256 bytes for now */ 827}; 828 829#define NES_CQP_SQ_SIZE 128 830#define NES_CCQ_SIZE 128 831#define NES_NIC_WQ_SIZE 512 832#define NES_NIC_CTX_SIZE ((NES_NIC_CTX_RQ_SIZE_512) | (NES_NIC_CTX_SQ_SIZE_512)) 833#define NES_NIC_BACK_STORE 0x00038000 834 835struct nes_device; 836 837struct nes_hw_nic_qp_context { 838 __le32 context_words[6]; 839}; 840 841struct nes_hw_nic_sq_wqe { 842 __le32 wqe_words[16]; 843}; 844 845struct nes_hw_nic_rq_wqe { 846 __le32 wqe_words[16]; 847}; 848 849struct nes_hw_nic_cqe { 850 __le32 cqe_words[4]; 851}; 852 853struct nes_hw_cqp_qp_context { 854 __le32 context_words[4]; 855}; 856 857struct nes_hw_cqp_wqe { 858 __le32 wqe_words[16]; 859}; 860 861struct nes_hw_qp_wqe { 862 __le32 wqe_words[32]; 863}; 864 865struct nes_hw_cqe { 866 __le32 cqe_words[8]; 867}; 868 869struct nes_hw_ceqe { 870 __le32 ceqe_words[2]; 871}; 872 873struct nes_hw_aeqe { 874 __le32 aeqe_words[4]; 875}; 876 877struct nes_cqp_request { 878 union { 879 u64 cqp_callback_context; 880 void *cqp_callback_pointer; 881 }; 882 wait_queue_head_t waitq; 883 struct nes_hw_cqp_wqe cqp_wqe; 884 struct list_head list; 885 atomic_t refcount; 886 void (*cqp_callback)(struct nes_device *nesdev, struct nes_cqp_request *cqp_request); 887 u16 major_code; 888 u16 minor_code; 889 u8 waiting; 890 u8 request_done; 891 u8 dynamic; 892 u8 callback; 893}; 894 895struct nes_hw_cqp { 896 struct nes_hw_cqp_wqe *sq_vbase; 897 dma_addr_t sq_pbase; 898 spinlock_t lock; 899 wait_queue_head_t waitq; 900 u16 qp_id; 901 u16 sq_head; 902 u16 sq_tail; 903 u16 sq_size; 904}; 905 906#define NES_FIRST_FRAG_SIZE 128 907struct nes_first_frag { 908 u8 buffer[NES_FIRST_FRAG_SIZE]; 909}; 910 911struct nes_hw_nic { 912 struct nes_first_frag *first_frag_vbase; /* virtual address of first frags */ 913 struct nes_hw_nic_sq_wqe *sq_vbase; /* virtual address of sq */ 914 struct nes_hw_nic_rq_wqe *rq_vbase; /* virtual address of rq */ 915 struct sk_buff *tx_skb[NES_NIC_WQ_SIZE]; 916 struct sk_buff *rx_skb[NES_NIC_WQ_SIZE]; 917 dma_addr_t frag_paddr[NES_NIC_WQ_SIZE]; 918 unsigned long first_frag_overflow[BITS_TO_LONGS(NES_NIC_WQ_SIZE)]; 919 dma_addr_t sq_pbase; /* PCI memory for host rings */ 920 dma_addr_t rq_pbase; /* PCI memory for host rings */ 921 922 u16 qp_id; 923 u16 sq_head; 924 u16 sq_tail; 925 u16 sq_size; 926 u16 rq_head; 927 u16 rq_tail; 928 u16 rq_size; 929 u8 replenishing_rq; 930 u8 reserved; 931 932 spinlock_t rq_lock; 933}; 934 935struct nes_hw_nic_cq { 936 struct nes_hw_nic_cqe volatile *cq_vbase; /* PCI memory for host rings */ 937 void (*ce_handler)(struct nes_device *nesdev, struct nes_hw_nic_cq *cq); 938 dma_addr_t cq_pbase; /* PCI memory for host rings */ 939 int rx_cqes_completed; 940 int cqe_allocs_pending; 941 int rx_pkts_indicated; 942 u16 cq_head; 943 u16 cq_size; 944 u16 cq_number; 945 u8 cqes_pending; 946}; 947 948struct nes_hw_qp { 949 struct nes_hw_qp_wqe *sq_vbase; /* PCI memory for host rings */ 950 struct nes_hw_qp_wqe *rq_vbase; /* PCI memory for host rings */ 951 void *q2_vbase; /* PCI memory for host rings */ 952 dma_addr_t sq_pbase; /* PCI memory for host rings */ 953 dma_addr_t rq_pbase; /* PCI memory for host rings */ 954 dma_addr_t q2_pbase; /* PCI memory for host rings */ 955 u32 qp_id; 956 u16 sq_head; 957 u16 sq_tail; 958 u16 sq_size; 959 u16 rq_head; 960 u16 rq_tail; 961 u16 rq_size; 962 u8 rq_encoded_size; 963 u8 sq_encoded_size; 964}; 965 966struct nes_hw_cq { 967 struct nes_hw_cqe *cq_vbase; /* PCI memory for host rings */ 968 void (*ce_handler)(struct nes_device *nesdev, struct nes_hw_cq *cq); 969 dma_addr_t cq_pbase; /* PCI memory for host rings */ 970 u16 cq_head; 971 u16 cq_size; 972 u16 cq_number; 973}; 974 975struct nes_hw_ceq { 976 struct nes_hw_ceqe volatile *ceq_vbase; /* PCI memory for host rings */ 977 dma_addr_t ceq_pbase; /* PCI memory for host rings */ 978 u16 ceq_head; 979 u16 ceq_size; 980}; 981 982struct nes_hw_aeq { 983 struct nes_hw_aeqe volatile *aeq_vbase; /* PCI memory for host rings */ 984 dma_addr_t aeq_pbase; /* PCI memory for host rings */ 985 u16 aeq_head; 986 u16 aeq_size; 987}; 988 989struct nic_qp_map { 990 u8 qpid; 991 u8 nic_index; 992 u8 logical_port; 993 u8 is_hnic; 994}; 995 996#define NES_CQP_ARP_AEQ_INDEX_MASK 0x000f0000 997#define NES_CQP_ARP_AEQ_INDEX_SHIFT 16 998 999#define NES_CQP_APBVT_ADD 0x00008000 1000#define NES_CQP_APBVT_NIC_SHIFT 16 1001 1002#define NES_ARP_ADD 1 1003#define NES_ARP_DELETE 2 1004#define NES_ARP_RESOLVE 3 1005 1006#define NES_MAC_SW_IDLE 0 1007#define NES_MAC_SW_INTERRUPT 1 1008#define NES_MAC_SW_MH 2 1009 1010struct nes_arp_entry { 1011 u32 ip_addr; 1012 u8 mac_addr[ETH_ALEN]; 1013}; 1014 1015#define NES_NIC_FAST_TIMER 96 1016#define NES_NIC_FAST_TIMER_LOW 40 1017#define NES_NIC_FAST_TIMER_HIGH 1000 1018#define DEFAULT_NES_QL_HIGH 256 1019#define DEFAULT_NES_QL_LOW 16 1020#define DEFAULT_NES_QL_TARGET 64 1021#define DEFAULT_JUMBO_NES_QL_LOW 12 1022#define DEFAULT_JUMBO_NES_QL_TARGET 40 1023#define DEFAULT_JUMBO_NES_QL_HIGH 128 1024#define NES_NIC_CQ_DOWNWARD_TREND 16 1025#define NES_PFT_SIZE 48 1026 1027#define NES_MGT_WQ_COUNT 32 1028#define NES_MGT_CTX_SIZE ((NES_NIC_CTX_RQ_SIZE_32) | (NES_NIC_CTX_SQ_SIZE_32)) 1029#define NES_MGT_QP_OFFSET 36 1030#define NES_MGT_QP_COUNT 4 1031 1032struct nes_hw_tune_timer { 1033 /* u16 cq_count; */ 1034 u16 threshold_low; 1035 u16 threshold_target; 1036 u16 threshold_high; 1037 u16 timer_in_use; 1038 u16 timer_in_use_old; 1039 u16 timer_in_use_min; 1040 u16 timer_in_use_max; 1041 u8 timer_direction_upward; 1042 u8 timer_direction_downward; 1043 u16 cq_count_old; 1044 u8 cq_direction_downward; 1045}; 1046 1047#define NES_TIMER_INT_LIMIT 2 1048#define NES_TIMER_INT_LIMIT_DYNAMIC 10 1049#define NES_TIMER_ENABLE_LIMIT 4 1050#define NES_MAX_LINK_INTERRUPTS 128 1051#define NES_MAX_LINK_CHECK 200 1052#define NES_MAX_LRO_DESCRIPTORS 32 1053#define NES_LRO_MAX_AGGR 64 1054 1055struct nes_adapter { 1056 u64 fw_ver; 1057 unsigned long *allocated_qps; 1058 unsigned long *allocated_cqs; 1059 unsigned long *allocated_mrs; 1060 unsigned long *allocated_pds; 1061 unsigned long *allocated_arps; 1062 struct nes_qp **qp_table; 1063 struct workqueue_struct *work_q; 1064 1065 struct list_head list; 1066 struct list_head active_listeners; 1067 /* list of the netdev's associated with each logical port */ 1068 struct list_head nesvnic_list[4]; 1069 1070 struct timer_list mh_timer; 1071 struct timer_list lc_timer; 1072 struct work_struct work; 1073 spinlock_t resource_lock; 1074 spinlock_t phy_lock; 1075 spinlock_t pbl_lock; 1076 spinlock_t periodic_timer_lock; 1077 1078 struct nes_arp_entry arp_table[NES_MAX_ARP_TABLE_SIZE]; 1079 1080 /* Adapter CEQ and AEQs */ 1081 struct nes_hw_ceq ceq[16]; 1082 struct nes_hw_aeq aeq[8]; 1083 1084 struct nes_hw_tune_timer tune_timer; 1085 1086 unsigned long doorbell_start; 1087 1088 u32 hw_rev; 1089 u32 vendor_id; 1090 u32 vendor_part_id; 1091 u32 device_cap_flags; 1092 u32 tick_delta; 1093 u32 timer_int_req; 1094 u32 arp_table_size; 1095 u32 next_arp_index; 1096 1097 u32 max_mr; 1098 u32 max_256pbl; 1099 u32 max_4kpbl; 1100 u32 free_256pbl; 1101 u32 free_4kpbl; 1102 u32 max_mr_size; 1103 u32 max_qp; 1104 u32 next_qp; 1105 u32 max_irrq; 1106 u32 max_qp_wr; 1107 u32 max_sge; 1108 u32 max_cq; 1109 u32 next_cq; 1110 u32 max_cqe; 1111 u32 max_pd; 1112 u32 base_pd; 1113 u32 next_pd; 1114 u32 hte_index_mask; 1115 1116 /* EEPROM information */ 1117 u32 rx_pool_size; 1118 u32 tx_pool_size; 1119 u32 rx_threshold; 1120 u32 tcp_timer_core_clk_divisor; 1121 u32 iwarp_config; 1122 u32 cm_config; 1123 u32 sws_timer_config; 1124 u32 tcp_config1; 1125 u32 wqm_wat; 1126 u32 core_clock; 1127 u32 firmware_version; 1128 u32 eeprom_version; 1129 1130 u32 nic_rx_eth_route_err; 1131 1132 u32 et_rx_coalesce_usecs; 1133 u32 et_rx_max_coalesced_frames; 1134 u32 et_rx_coalesce_usecs_irq; 1135 u32 et_rx_max_coalesced_frames_irq; 1136 u32 et_pkt_rate_low; 1137 u32 et_rx_coalesce_usecs_low; 1138 u32 et_rx_max_coalesced_frames_low; 1139 u32 et_pkt_rate_high; 1140 u32 et_rx_coalesce_usecs_high; 1141 u32 et_rx_max_coalesced_frames_high; 1142 u32 et_rate_sample_interval; 1143 u32 timer_int_limit; 1144 u32 wqm_quanta; 1145 u8 allow_unaligned_fpdus; 1146 1147 /* Adapter base MAC address */ 1148 u32 mac_addr_low; 1149 u16 mac_addr_high; 1150 1151 u16 firmware_eeprom_offset; 1152 u16 software_eeprom_offset; 1153 1154 u16 max_irrq_wr; 1155 1156 /* pd config for each port */ 1157 u16 pd_config_size[4]; 1158 u16 pd_config_base[4]; 1159 1160 u16 link_interrupt_count[4]; 1161 u8 crit_error_count[32]; 1162 1163 /* the phy index for each port */ 1164 u8 phy_index[4]; 1165 u8 mac_sw_state[4]; 1166 u8 mac_link_down[4]; 1167 u8 phy_type[4]; 1168 u8 log_port; 1169 1170 /* PCI information */ 1171 unsigned int devfn; 1172 unsigned char bus_number; 1173 unsigned char OneG_Mode; 1174 1175 unsigned char ref_count; 1176 u8 netdev_count; 1177 u8 netdev_max; /* from host nic address count in EEPROM */ 1178 u8 port_count; 1179 u8 virtwq; 1180 u8 send_term_ok; 1181 u8 et_use_adaptive_rx_coalesce; 1182 u8 adapter_fcn_count; 1183 u8 pft_mcast_map[NES_PFT_SIZE]; 1184}; 1185 1186struct nes_pbl { 1187 u64 *pbl_vbase; 1188 dma_addr_t pbl_pbase; 1189 struct page *page; 1190 unsigned long user_base; 1191 u32 pbl_size; 1192 struct list_head list; 1193 /* TODO: need to add list for two level tables */ 1194}; 1195 1196#define NES_4K_PBL_CHUNK_SIZE 4096 1197 1198struct nes_fast_mr_wqe_pbl { 1199 u64 *kva; 1200 dma_addr_t paddr; 1201}; 1202 1203struct nes_ib_fast_reg_page_list { 1204 struct ib_fast_reg_page_list ibfrpl; 1205 struct nes_fast_mr_wqe_pbl nes_wqe_pbl; 1206 u64 pbl; 1207}; 1208 1209struct nes_listener { 1210 struct work_struct work; 1211 struct workqueue_struct *wq; 1212 struct nes_vnic *nesvnic; 1213 struct iw_cm_id *cm_id; 1214 struct list_head list; 1215 unsigned long socket; 1216 u8 accept_failed; 1217}; 1218 1219struct nes_ib_device; 1220 1221#define NES_EVENT_DELAY msecs_to_jiffies(100) 1222 1223struct nes_vnic { 1224 struct nes_ib_device *nesibdev; 1225 u64 sq_full; 1226 u64 tso_requests; 1227 u64 segmented_tso_requests; 1228 u64 linearized_skbs; 1229 u64 tx_sw_dropped; 1230 u64 endnode_nstat_rx_discard; 1231 u64 endnode_nstat_rx_octets; 1232 u64 endnode_nstat_rx_frames; 1233 u64 endnode_nstat_tx_octets; 1234 u64 endnode_nstat_tx_frames; 1235 u64 endnode_ipv4_tcp_retransmits; 1236 /* void *mem; */ 1237 struct nes_device *nesdev; 1238 struct net_device *netdev; 1239 atomic_t rx_skbs_needed; 1240 atomic_t rx_skb_timer_running; 1241 int budget; 1242 u32 msg_enable; 1243 /* u32 tx_avail; */ 1244 __be32 local_ipaddr; 1245 struct napi_struct napi; 1246 spinlock_t tx_lock; /* could use netdev tx lock? */ 1247 struct timer_list rq_wqes_timer; 1248 u32 nic_mem_size; 1249 void *nic_vbase; 1250 dma_addr_t nic_pbase; 1251 struct nes_hw_nic nic; 1252 struct nes_hw_nic_cq nic_cq; 1253 u32 mcrq_qp_id; 1254 struct nes_ucontext *mcrq_ucontext; 1255 struct nes_cqp_request* (*get_cqp_request)(struct nes_device *nesdev); 1256 void (*post_cqp_request)(struct nes_device*, struct nes_cqp_request *); 1257 int (*mcrq_mcast_filter)( struct nes_vnic* nesvnic, __u8* dmi_addr ); 1258 struct net_device_stats netstats; 1259 /* used to put the netdev on the adapters logical port list */ 1260 struct list_head list; 1261 u16 max_frame_size; 1262 u8 netdev_open; 1263 u8 linkup; 1264 u8 logical_port; 1265 u8 netdev_index; /* might not be needed, indexes nesdev->netdev */ 1266 u8 perfect_filter_index; 1267 u8 nic_index; 1268 u8 qp_nic_index[4]; 1269 u8 next_qp_nic_index; 1270 u8 of_device_registered; 1271 u8 rdma_enabled; 1272 u32 lro_max_aggr; 1273 struct net_lro_mgr lro_mgr; 1274 struct net_lro_desc lro_desc[NES_MAX_LRO_DESCRIPTORS]; 1275 struct timer_list event_timer; 1276 enum ib_event_type delayed_event; 1277 enum ib_event_type last_dispatched_event; 1278 spinlock_t port_ibevent_lock; 1279 u32 mgt_mem_size; 1280 void *mgt_vbase; 1281 dma_addr_t mgt_pbase; 1282 struct nes_vnic_mgt *mgtvnic[NES_MGT_QP_COUNT]; 1283 struct task_struct *mgt_thread; 1284 wait_queue_head_t mgt_wait_queue; 1285 struct sk_buff_head mgt_skb_list; 1286 1287}; 1288 1289struct nes_ib_device { 1290 struct ib_device ibdev; 1291 struct nes_vnic *nesvnic; 1292 1293 /* Virtual RNIC Limits */ 1294 u32 max_mr; 1295 u32 max_qp; 1296 u32 max_cq; 1297 u32 max_pd; 1298 u32 num_mr; 1299 u32 num_qp; 1300 u32 num_cq; 1301 u32 num_pd; 1302}; 1303 1304enum nes_hdrct_flags { 1305 DDP_LEN_FLAG = 0x80, 1306 DDP_HDR_FLAG = 0x40, 1307 RDMA_HDR_FLAG = 0x20 1308}; 1309 1310enum nes_term_layers { 1311 LAYER_RDMA = 0, 1312 LAYER_DDP = 1, 1313 LAYER_MPA = 2 1314}; 1315 1316enum nes_term_error_types { 1317 RDMAP_CATASTROPHIC = 0, 1318 RDMAP_REMOTE_PROT = 1, 1319 RDMAP_REMOTE_OP = 2, 1320 DDP_CATASTROPHIC = 0, 1321 DDP_TAGGED_BUFFER = 1, 1322 DDP_UNTAGGED_BUFFER = 2, 1323 DDP_LLP = 3 1324}; 1325 1326enum nes_term_rdma_errors { 1327 RDMAP_INV_STAG = 0x00, 1328 RDMAP_INV_BOUNDS = 0x01, 1329 RDMAP_ACCESS = 0x02, 1330 RDMAP_UNASSOC_STAG = 0x03, 1331 RDMAP_TO_WRAP = 0x04, 1332 RDMAP_INV_RDMAP_VER = 0x05, 1333 RDMAP_UNEXPECTED_OP = 0x06, 1334 RDMAP_CATASTROPHIC_LOCAL = 0x07, 1335 RDMAP_CATASTROPHIC_GLOBAL = 0x08, 1336 RDMAP_CANT_INV_STAG = 0x09, 1337 RDMAP_UNSPECIFIED = 0xff 1338}; 1339 1340enum nes_term_ddp_errors { 1341 DDP_CATASTROPHIC_LOCAL = 0x00, 1342 DDP_TAGGED_INV_STAG = 0x00, 1343 DDP_TAGGED_BOUNDS = 0x01, 1344 DDP_TAGGED_UNASSOC_STAG = 0x02, 1345 DDP_TAGGED_TO_WRAP = 0x03, 1346 DDP_TAGGED_INV_DDP_VER = 0x04, 1347 DDP_UNTAGGED_INV_QN = 0x01, 1348 DDP_UNTAGGED_INV_MSN_NO_BUF = 0x02, 1349 DDP_UNTAGGED_INV_MSN_RANGE = 0x03, 1350 DDP_UNTAGGED_INV_MO = 0x04, 1351 DDP_UNTAGGED_INV_TOO_LONG = 0x05, 1352 DDP_UNTAGGED_INV_DDP_VER = 0x06 1353}; 1354 1355enum nes_term_mpa_errors { 1356 MPA_CLOSED = 0x01, 1357 MPA_CRC = 0x02, 1358 MPA_MARKER = 0x03, 1359 MPA_REQ_RSP = 0x04, 1360}; 1361 1362struct nes_terminate_hdr { 1363 u8 layer_etype; 1364 u8 error_code; 1365 u8 hdrct; 1366 u8 rsvd; 1367}; 1368 1369/* Used to determine how to fill in terminate error codes */ 1370#define IWARP_OPCODE_WRITE 0 1371#define IWARP_OPCODE_READREQ 1 1372#define IWARP_OPCODE_READRSP 2 1373#define IWARP_OPCODE_SEND 3 1374#define IWARP_OPCODE_SEND_INV 4 1375#define IWARP_OPCODE_SEND_SE 5 1376#define IWARP_OPCODE_SEND_SE_INV 6 1377#define IWARP_OPCODE_TERM 7 1378 1379/* These values are used only during terminate processing */ 1380#define TERM_DDP_LEN_TAGGED 14 1381#define TERM_DDP_LEN_UNTAGGED 18 1382#define TERM_RDMA_LEN 28 1383#define RDMA_OPCODE_MASK 0x0f 1384#define RDMA_READ_REQ_OPCODE 1 1385#define BAD_FRAME_OFFSET 64 1386#define CQE_MAJOR_DRV 0x8000 1387 1388/* Used for link status recheck after interrupt processing */ 1389#define NES_LINK_RECHECK_DELAY msecs_to_jiffies(50) 1390#define NES_LINK_RECHECK_MAX 60 1391 1392#endif /* __NES_HW_H */ 1393