drivers/net/i40e/base/i40e_type.h

   1 /*******************************************************************************
   2
   3 Copyright (c) 2013 - 2015, Intel Corporation
   4 All rights reserved.
   5
   6 Redistribution and use in source and binary forms, with or without
   7 modification, are permitted provided that the following conditions are met:
   8
   9  1. Redistributions of source code must retain the above copyright notice,
  10     this list of conditions and the following disclaimer.
  11
  12  2. Redistributions in binary form must reproduce the above copyright
  13     notice, this list of conditions and the following disclaimer in the
  14     documentation and/or other materials provided with the distribution.
  15
  16  3. Neither the name of the Intel Corporation nor the names of its
  17     contributors may be used to endorse or promote products derived from
  18     this software without specific prior written permission.
  19
  20 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  21 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  24 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  25 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  26 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  27 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  28 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  29 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  30 POSSIBILITY OF SUCH DAMAGE.
  31
  32 ***************************************************************************/
  33
  34 #ifndef _I40E_TYPE_H_
  35 #define _I40E_TYPE_H_
  36
  37 #include "i40e_status.h"
  38 #include "i40e_osdep.h"
  39 #include "i40e_register.h"
  40 #include "i40e_adminq.h"
  41 #include "i40e_hmc.h"
  42 #include "i40e_lan_hmc.h"
  43 #include "i40e_devids.h"
  44
  45 #define UNREFERENCED_XPARAMETER
  46 #define UNREFERENCED_1PARAMETER(_p) (_p);
  47 #define UNREFERENCED_2PARAMETER(_p, _q) (_p); (_q);
  48 #define UNREFERENCED_3PARAMETER(_p, _q, _r) (_p); (_q); (_r);
  49 #define UNREFERENCED_4PARAMETER(_p, _q, _r, _s) (_p); (_q); (_r); (_s);
  50 #define UNREFERENCED_5PARAMETER(_p, _q, _r, _s, _t) (_p); (_q); (_r); (_s); (_t);
  51
  52 #ifndef I40E_MASK
  53 /* I40E_MASK is a macro used on 32 bit registers */
  54 #define I40E_MASK(mask, shift) (mask << shift)
  55 #endif
  56
  57 #define I40E_MAX_PF                     16
  58 #define I40E_MAX_PF_VSI                 64
  59 #define I40E_MAX_PF_QP                  128
  60 #define I40E_MAX_VSI_QP                 16
  61 #define I40E_MAX_VF_VSI                 3
  62 #define I40E_MAX_CHAINED_RX_BUFFERS     5
  63 #define I40E_MAX_PF_UDP_OFFLOAD_PORTS   16
  64
  65 /* something less than 1 minute */
  66 #define I40E_HEARTBEAT_TIMEOUT          (HZ * 50)
  67
  68 /* Max default timeout in ms, */
  69 #define I40E_MAX_NVM_TIMEOUT            18000
  70
  71 /* Check whether address is multicast. */
  72 #define I40E_IS_MULTICAST(address) (bool)(((u8 *)(address))[0] & ((u8)0x01))
  73
  74 /* Check whether an address is broadcast. */
  75 #define I40E_IS_BROADCAST(address)      \
  76         ((((u8 *)(address))[0] == ((u8)0xff)) && \
  77         (((u8 *)(address))[1] == ((u8)0xff)))
  78
  79 /* Switch from ms to the 1usec global time (this is the GTIME resolution) */
  80 #define I40E_MS_TO_GTIME(time)          ((time) * 1000)
  81
  82 /* forward declaration */
  83 struct i40e_hw;
  84 typedef void (*I40E_ADMINQ_CALLBACK)(struct i40e_hw *, struct i40e_aq_desc *);
  85
  86 #define I40E_ETH_LENGTH_OF_ADDRESS      6
  87 /* Data type manipulation macros. */
  88 #define I40E_HI_DWORD(x)        ((u32)((((x) >> 16) >> 16) & 0xFFFFFFFF))
  89 #define I40E_LO_DWORD(x)        ((u32)((x) & 0xFFFFFFFF))
  90
  91 #define I40E_HI_WORD(x)         ((u16)(((x) >> 16) & 0xFFFF))
  92 #define I40E_LO_WORD(x)         ((u16)((x) & 0xFFFF))
  93
  94 #define I40E_HI_BYTE(x)         ((u8)(((x) >> 8) & 0xFF))
  95 #define I40E_LO_BYTE(x)         ((u8)((x) & 0xFF))
  96
  97 /* Number of Transmit Descriptors must be a multiple of 8. */
  98 #define I40E_REQ_TX_DESCRIPTOR_MULTIPLE 8
  99 /* Number of Receive Descriptors must be a multiple of 32 if
 100  * the number of descriptors is greater than 32.
 101  */
 102 #define I40E_REQ_RX_DESCRIPTOR_MULTIPLE 32
 103
 104 #define I40E_DESC_UNUSED(R)     \
 105         ((((R)->next_to_clean > (R)->next_to_use) ? 0 : (R)->count) + \
 106         (R)->next_to_clean - (R)->next_to_use - 1)
 107
 108 /* bitfields for Tx queue mapping in QTX_CTL */
 109 #define I40E_QTX_CTL_VF_QUEUE   0x0
 110 #define I40E_QTX_CTL_VM_QUEUE   0x1
 111 #define I40E_QTX_CTL_PF_QUEUE   0x2
 112
 113 /* debug masks - set these bits in hw->debug_mask to control output */
 114 enum i40e_debug_mask {
 115         I40E_DEBUG_INIT                 = 0x00000001,
 116         I40E_DEBUG_RELEASE              = 0x00000002,
 117
 118         I40E_DEBUG_LINK                 = 0x00000010,
 119         I40E_DEBUG_PHY                  = 0x00000020,
 120         I40E_DEBUG_HMC                  = 0x00000040,
 121         I40E_DEBUG_NVM                  = 0x00000080,
 122         I40E_DEBUG_LAN                  = 0x00000100,
 123         I40E_DEBUG_FLOW                 = 0x00000200,
 124         I40E_DEBUG_DCB                  = 0x00000400,
 125         I40E_DEBUG_DIAG                 = 0x00000800,
 126         I40E_DEBUG_FD                   = 0x00001000,
 127
 128         I40E_DEBUG_AQ_MESSAGE           = 0x01000000,
 129         I40E_DEBUG_AQ_DESCRIPTOR        = 0x02000000,
 130         I40E_DEBUG_AQ_DESC_BUFFER       = 0x04000000,
 131         I40E_DEBUG_AQ_COMMAND           = 0x06000000,
 132         I40E_DEBUG_AQ                   = 0x0F000000,
 133
 134         I40E_DEBUG_USER                 = 0xF0000000,
 135
 136         I40E_DEBUG_ALL                  = 0xFFFFFFFF
 137 };
 138
 139 /* PCI Bus Info */
 140 #define I40E_PCI_LINK_STATUS            0xB2
 141 #define I40E_PCI_LINK_WIDTH             0x3F0
 142 #define I40E_PCI_LINK_WIDTH_1           0x10
 143 #define I40E_PCI_LINK_WIDTH_2           0x20
 144 #define I40E_PCI_LINK_WIDTH_4           0x40
 145 #define I40E_PCI_LINK_WIDTH_8           0x80
 146 #define I40E_PCI_LINK_SPEED             0xF
 147 #define I40E_PCI_LINK_SPEED_2500        0x1
 148 #define I40E_PCI_LINK_SPEED_5000        0x2
 149 #define I40E_PCI_LINK_SPEED_8000        0x3
 150
 151 /* Memory types */
 152 enum i40e_memset_type {
 153         I40E_NONDMA_MEM = 0,
 154         I40E_DMA_MEM
 155 };
 156
 157 /* Memcpy types */
 158 enum i40e_memcpy_type {
 159         I40E_NONDMA_TO_NONDMA = 0,
 160         I40E_NONDMA_TO_DMA,
 161         I40E_DMA_TO_DMA,
 162         I40E_DMA_TO_NONDMA
 163 };
 164
 165 /* These are structs for managing the hardware information and the operations.
 166  * The structures of function pointers are filled out at init time when we
 167  * know for sure exactly which hardware we're working with.  This gives us the
 168  * flexibility of using the same main driver code but adapting to slightly
 169  * different hardware needs as new parts are developed.  For this architecture,
 170  * the Firmware and AdminQ are intended to insulate the driver from most of the
 171  * future changes, but these structures will also do part of the job.
 172  */
 173 enum i40e_mac_type {
 174         I40E_MAC_UNKNOWN = 0,
 175         I40E_MAC_X710,
 176         I40E_MAC_XL710,
 177         I40E_MAC_VF,
 178         I40E_MAC_GENERIC,
 179 };
 180
 181 enum i40e_media_type {
 182         I40E_MEDIA_TYPE_UNKNOWN = 0,
 183         I40E_MEDIA_TYPE_FIBER,
 184         I40E_MEDIA_TYPE_BASET,
 185         I40E_MEDIA_TYPE_BACKPLANE,
 186         I40E_MEDIA_TYPE_CX4,
 187         I40E_MEDIA_TYPE_DA,
 188         I40E_MEDIA_TYPE_VIRTUAL
 189 };
 190
 191 enum i40e_fc_mode {
 192         I40E_FC_NONE = 0,
 193         I40E_FC_RX_PAUSE,
 194         I40E_FC_TX_PAUSE,
 195         I40E_FC_FULL,
 196         I40E_FC_PFC,
 197         I40E_FC_DEFAULT
 198 };
 199
 200 enum i40e_set_fc_aq_failures {
 201         I40E_SET_FC_AQ_FAIL_NONE = 0,
 202         I40E_SET_FC_AQ_FAIL_GET = 1,
 203         I40E_SET_FC_AQ_FAIL_SET = 2,
 204         I40E_SET_FC_AQ_FAIL_UPDATE = 4,
 205         I40E_SET_FC_AQ_FAIL_SET_UPDATE = 6
 206 };
 207
 208 enum i40e_vsi_type {
 209         I40E_VSI_MAIN = 0,
 210         I40E_VSI_VMDQ1,
 211         I40E_VSI_VMDQ2,
 212         I40E_VSI_CTRL,
 213         I40E_VSI_FCOE,
 214         I40E_VSI_MIRROR,
 215         I40E_VSI_SRIOV,
 216         I40E_VSI_FDIR,
 217         I40E_VSI_TYPE_UNKNOWN
 218 };
 219
 220 enum i40e_queue_type {
 221         I40E_QUEUE_TYPE_RX = 0,
 222         I40E_QUEUE_TYPE_TX,
 223         I40E_QUEUE_TYPE_PE_CEQ,
 224         I40E_QUEUE_TYPE_UNKNOWN
 225 };
 226
 227 struct i40e_link_status {
 228         enum i40e_aq_phy_type phy_type;
 229         enum i40e_aq_link_speed link_speed;
 230         u8 link_info;
 231         u8 an_info;
 232         u8 ext_info;
 233         u8 loopback;
 234         /* is Link Status Event notification to SW enabled */
 235         bool lse_enable;
 236         u16 max_frame_size;
 237         bool crc_enable;
 238         u8 pacing;
 239         u8 requested_speeds;
 240 };
 241
 242 struct i40e_phy_info {
 243         struct i40e_link_status link_info;
 244         struct i40e_link_status link_info_old;
 245         u32 autoneg_advertised;
 246         u32 phy_id;
 247         u32 module_type;
 248         bool get_link_info;
 249         enum i40e_media_type media_type;
 250 };
 251
 252 #define I40E_HW_CAP_MAX_GPIO                    30
 253 #define I40E_HW_CAP_MDIO_PORT_MODE_MDIO         0
 254 #define I40E_HW_CAP_MDIO_PORT_MODE_I2C          1
 255
 256 /* Capabilities of a PF or a VF or the whole device */
 257 struct i40e_hw_capabilities {
 258         u32  switch_mode;
 259 #define I40E_NVM_IMAGE_TYPE_EVB         0x0
 260 #define I40E_NVM_IMAGE_TYPE_CLOUD       0x2
 261 #define I40E_NVM_IMAGE_TYPE_UDP_CLOUD   0x3
 262
 263         u32  management_mode;
 264         u32  npar_enable;
 265         u32  os2bmc;
 266         u32  valid_functions;
 267         bool sr_iov_1_1;
 268         bool vmdq;
 269         bool evb_802_1_qbg; /* Edge Virtual Bridging */
 270         bool evb_802_1_qbh; /* Bridge Port Extension */
 271         bool dcb;
 272         bool fcoe;
 273         bool iscsi; /* Indicates iSCSI enabled */
 274         bool mfp_mode_1;
 275         bool mgmt_cem;
 276         bool ieee_1588;
 277         bool iwarp;
 278         bool fd;
 279         u32 fd_filters_guaranteed;
 280         u32 fd_filters_best_effort;
 281         bool rss;
 282         u32 rss_table_size;
 283         u32 rss_table_entry_width;
 284         bool led[I40E_HW_CAP_MAX_GPIO];
 285         bool sdp[I40E_HW_CAP_MAX_GPIO];
 286         u32 nvm_image_type;
 287         u32 num_flow_director_filters;
 288         u32 num_vfs;
 289         u32 vf_base_id;
 290         u32 num_vsis;
 291         u32 num_rx_qp;
 292         u32 num_tx_qp;
 293         u32 base_queue;
 294         u32 num_msix_vectors;
 295         u32 num_msix_vectors_vf;
 296         u32 led_pin_num;
 297         u32 sdp_pin_num;
 298         u32 mdio_port_num;
 299         u32 mdio_port_mode;
 300         u8 rx_buf_chain_len;
 301         u32 enabled_tcmap;
 302         u32 maxtc;
 303 };
 304
 305 struct i40e_mac_info {
 306         enum i40e_mac_type type;
 307         u8 addr[I40E_ETH_LENGTH_OF_ADDRESS];
 308         u8 perm_addr[I40E_ETH_LENGTH_OF_ADDRESS];
 309         u8 san_addr[I40E_ETH_LENGTH_OF_ADDRESS];
 310         u8 port_addr[I40E_ETH_LENGTH_OF_ADDRESS];
 311         u16 max_fcoeq;
 312 };
 313
 314 enum i40e_aq_resources_ids {
 315         I40E_NVM_RESOURCE_ID = 1
 316 };
 317
 318 enum i40e_aq_resource_access_type {
 319         I40E_RESOURCE_READ = 1,
 320         I40E_RESOURCE_WRITE
 321 };
 322
 323 struct i40e_nvm_info {
 324         u64 hw_semaphore_timeout; /* usec global time (GTIME resolution) */
 325         u32 timeout;              /* [ms] */
 326         u16 sr_size;              /* Shadow RAM size in words */
 327         bool blank_nvm_mode;      /* is NVM empty (no FW present)*/
 328         u16 version;              /* NVM package version */
 329         u32 eetrack;              /* NVM data version */
 330 };
 331
 332 /* definitions used in NVM update support */
 333
 334 enum i40e_nvmupd_cmd {
 335         I40E_NVMUPD_INVALID,
 336         I40E_NVMUPD_READ_CON,
 337         I40E_NVMUPD_READ_SNT,
 338         I40E_NVMUPD_READ_LCB,
 339         I40E_NVMUPD_READ_SA,
 340         I40E_NVMUPD_WRITE_ERA,
 341         I40E_NVMUPD_WRITE_CON,
 342         I40E_NVMUPD_WRITE_SNT,
 343         I40E_NVMUPD_WRITE_LCB,
 344         I40E_NVMUPD_WRITE_SA,
 345         I40E_NVMUPD_CSUM_CON,
 346         I40E_NVMUPD_CSUM_SA,
 347         I40E_NVMUPD_CSUM_LCB,
 348 };
 349
 350 enum i40e_nvmupd_state {
 351         I40E_NVMUPD_STATE_INIT,
 352         I40E_NVMUPD_STATE_READING,
 353         I40E_NVMUPD_STATE_WRITING
 354 };
 355
 356 /* nvm_access definition and its masks/shifts need to be accessible to
 357  * application, core driver, and shared code.  Where is the right file?
 358  */
 359 #define I40E_NVM_READ   0xB
 360 #define I40E_NVM_WRITE  0xC
 361
 362 #define I40E_NVM_MOD_PNT_MASK 0xFF
 363
 364 #define I40E_NVM_TRANS_SHIFT    8
 365 #define I40E_NVM_TRANS_MASK     (0xf << I40E_NVM_TRANS_SHIFT)
 366 #define I40E_NVM_CON            0x0
 367 #define I40E_NVM_SNT            0x1
 368 #define I40E_NVM_LCB            0x2
 369 #define I40E_NVM_SA             (I40E_NVM_SNT | I40E_NVM_LCB)
 370 #define I40E_NVM_ERA            0x4
 371 #define I40E_NVM_CSUM           0x8
 372
 373 #define I40E_NVM_ADAPT_SHIFT    16
 374 #define I40E_NVM_ADAPT_MASK     (0xffffULL << I40E_NVM_ADAPT_SHIFT)
 375
 376 #define I40E_NVMUPD_MAX_DATA    4096
 377 #define I40E_NVMUPD_IFACE_TIMEOUT 2 /* seconds */
 378
 379 struct i40e_nvm_access {
 380         u32 command;
 381         u32 config;
 382         u32 offset;     /* in bytes */
 383         u32 data_size;  /* in bytes */
 384         u8 data[1];
 385 };
 386
 387 /* PCI bus types */
 388 enum i40e_bus_type {
 389         i40e_bus_type_unknown = 0,
 390         i40e_bus_type_pci,
 391         i40e_bus_type_pcix,
 392         i40e_bus_type_pci_express,
 393         i40e_bus_type_reserved
 394 };
 395
 396 /* PCI bus speeds */
 397 enum i40e_bus_speed {
 398         i40e_bus_speed_unknown  = 0,
 399         i40e_bus_speed_33       = 33,
 400         i40e_bus_speed_66       = 66,
 401         i40e_bus_speed_100      = 100,
 402         i40e_bus_speed_120      = 120,
 403         i40e_bus_speed_133      = 133,
 404         i40e_bus_speed_2500     = 2500,
 405         i40e_bus_speed_5000     = 5000,
 406         i40e_bus_speed_8000     = 8000,
 407         i40e_bus_speed_reserved
 408 };
 409
 410 /* PCI bus widths */
 411 enum i40e_bus_width {
 412         i40e_bus_width_unknown  = 0,
 413         i40e_bus_width_pcie_x1  = 1,
 414         i40e_bus_width_pcie_x2  = 2,
 415         i40e_bus_width_pcie_x4  = 4,
 416         i40e_bus_width_pcie_x8  = 8,
 417         i40e_bus_width_32       = 32,
 418         i40e_bus_width_64       = 64,
 419         i40e_bus_width_reserved
 420 };
 421
 422 /* Bus parameters */
 423 struct i40e_bus_info {
 424         enum i40e_bus_speed speed;
 425         enum i40e_bus_width width;
 426         enum i40e_bus_type type;
 427
 428         u16 func;
 429         u16 device;
 430         u16 lan_id;
 431 };
 432
 433 /* Flow control (FC) parameters */
 434 struct i40e_fc_info {
 435         enum i40e_fc_mode current_mode; /* FC mode in effect */
 436         enum i40e_fc_mode requested_mode; /* FC mode requested by caller */
 437 };
 438
 439 #define I40E_MAX_TRAFFIC_CLASS          8
 440 #define I40E_MAX_USER_PRIORITY          8
 441 #define I40E_DCBX_MAX_APPS              32
 442 #define I40E_LLDPDU_SIZE                1500
 443 #define I40E_TLV_STATUS_OPER            0x1
 444 #define I40E_TLV_STATUS_SYNC            0x2
 445 #define I40E_TLV_STATUS_ERR             0x4
 446 #define I40E_CEE_OPER_MAX_APPS          3
 447 #define I40E_APP_PROTOID_FCOE           0x8906
 448 #define I40E_APP_PROTOID_ISCSI          0x0cbc
 449 #define I40E_APP_PROTOID_FIP            0x8914
 450 #define I40E_APP_SEL_ETHTYPE            0x1
 451 #define I40E_APP_SEL_TCPIP              0x2
 452
 453 /* CEE or IEEE 802.1Qaz ETS Configuration data */
 454 struct i40e_dcb_ets_config {
 455         u8 willing;
 456         u8 cbs;
 457         u8 maxtcs;
 458         u8 prioritytable[I40E_MAX_TRAFFIC_CLASS];
 459         u8 tcbwtable[I40E_MAX_TRAFFIC_CLASS];
 460         u8 tsatable[I40E_MAX_TRAFFIC_CLASS];
 461 };
 462
 463 /* CEE or IEEE 802.1Qaz PFC Configuration data */
 464 struct i40e_dcb_pfc_config {
 465         u8 willing;
 466         u8 mbc;
 467         u8 pfccap;
 468         u8 pfcenable;
 469 };
 470
 471 /* CEE or IEEE 802.1Qaz Application Priority data */
 472 struct i40e_dcb_app_priority_table {
 473         u8  priority;
 474         u8  selector;
 475         u16 protocolid;
 476 };
 477
 478 struct i40e_dcbx_config {
 479         u8  dcbx_mode;
 480 #define I40E_DCBX_MODE_CEE      0x1
 481 #define I40E_DCBX_MODE_IEEE     0x2
 482         u32 numapps;
 483         struct i40e_dcb_ets_config etscfg;
 484         struct i40e_dcb_ets_config etsrec;
 485         struct i40e_dcb_pfc_config pfc;
 486         struct i40e_dcb_app_priority_table app[I40E_DCBX_MAX_APPS];
 487 };
 488
 489 /* Port hardware description */
 490 struct i40e_hw {
 491         u8 *hw_addr;
 492         void *back;
 493
 494         /* subsystem structs */
 495         struct i40e_phy_info phy;
 496         struct i40e_mac_info mac;
 497         struct i40e_bus_info bus;
 498         struct i40e_nvm_info nvm;
 499         struct i40e_fc_info fc;
 500
 501         /* pci info */
 502         u16 device_id;
 503         u16 vendor_id;
 504         u16 subsystem_device_id;
 505         u16 subsystem_vendor_id;
 506         u8 revision_id;
 507         u8 port;
 508         bool adapter_stopped;
 509
 510         /* capabilities for entire device and PCI func */
 511         struct i40e_hw_capabilities dev_caps;
 512         struct i40e_hw_capabilities func_caps;
 513
 514         /* Flow Director shared filter space */
 515         u16 fdir_shared_filter_count;
 516
 517         /* device profile info */
 518         u8  pf_id;
 519         u16 main_vsi_seid;
 520
 521         /* for multi-function MACs */
 522         u16 partition_id;
 523         u16 num_partitions;
 524         u16 num_ports;
 525
 526         /* Closest numa node to the device */
 527         u16 numa_node;
 528
 529         /* Admin Queue info */
 530         struct i40e_adminq_info aq;
 531
 532         /* state of nvm update process */
 533         enum i40e_nvmupd_state nvmupd_state;
 534
 535         /* HMC info */
 536         struct i40e_hmc_info hmc; /* HMC info struct */
 537
 538         /* LLDP/DCBX Status */
 539         u16 dcbx_status;
 540
 541         /* DCBX info */
 542         struct i40e_dcbx_config local_dcbx_config;
 543         struct i40e_dcbx_config remote_dcbx_config;
 544
 545         /* debug mask */
 546         u32 debug_mask;
 547 };
 548
 549 static inline bool i40e_is_vf(struct i40e_hw *hw)
 550 {
 551         return hw->mac.type == I40E_MAC_VF;
 552 }
 553
 554 struct i40e_driver_version {
 555         u8 major_version;
 556         u8 minor_version;
 557         u8 build_version;
 558         u8 subbuild_version;
 559         u8 driver_string[32];
 560 };
 561
 562 /* RX Descriptors */
 563 union i40e_16byte_rx_desc {
 564         struct {
 565                 __le64 pkt_addr; /* Packet buffer address */
 566                 __le64 hdr_addr; /* Header buffer address */
 567         } read;
 568         struct {
 569                 struct {
 570                         struct {
 571                                 union {
 572                                         __le16 mirroring_status;
 573                                         __le16 fcoe_ctx_id;
 574                                 } mirr_fcoe;
 575                                 __le16 l2tag1;
 576                         } lo_dword;
 577                         union {
 578                                 __le32 rss; /* RSS Hash */
 579                                 __le32 fd_id; /* Flow director filter id */
 580                                 __le32 fcoe_param; /* FCoE DDP Context id */
 581                         } hi_dword;
 582                 } qword0;
 583                 struct {
 584                         /* ext status/error/pktype/length */
 585                         __le64 status_error_len;
 586                 } qword1;
 587         } wb;  /* writeback */
 588 };
 589
 590 union i40e_32byte_rx_desc {
 591         struct {
 592                 __le64  pkt_addr; /* Packet buffer address */
 593                 __le64  hdr_addr; /* Header buffer address */
 594                         /* bit 0 of hdr_buffer_addr is DD bit */
 595                 __le64  rsvd1;
 596                 __le64  rsvd2;
 597         } read;
 598         struct {
 599                 struct {
 600                         struct {
 601                                 union {
 602                                         __le16 mirroring_status;
 603                                         __le16 fcoe_ctx_id;
 604                                 } mirr_fcoe;
 605                                 __le16 l2tag1;
 606                         } lo_dword;
 607                         union {
 608                                 __le32 rss; /* RSS Hash */
 609                                 __le32 fcoe_param; /* FCoE DDP Context id */
 610                                 /* Flow director filter id in case of
 611                                  * Programming status desc WB
 612                                  */
 613                                 __le32 fd_id;
 614                         } hi_dword;
 615                 } qword0;
 616                 struct {
 617                         /* status/error/pktype/length */
 618                         __le64 status_error_len;
 619                 } qword1;
 620                 struct {
 621                         __le16 ext_status; /* extended status */
 622                         __le16 rsvd;
 623                         __le16 l2tag2_1;
 624                         __le16 l2tag2_2;
 625                 } qword2;
 626                 struct {
 627                         union {
 628                                 __le32 flex_bytes_lo;
 629                                 __le32 pe_status;
 630                         } lo_dword;
 631                         union {
 632                                 __le32 flex_bytes_hi;
 633                                 __le32 fd_id;
 634                         } hi_dword;
 635                 } qword3;
 636         } wb;  /* writeback */
 637 };
 638
 639 #define I40E_RXD_QW0_MIRROR_STATUS_SHIFT        8
 640 #define I40E_RXD_QW0_MIRROR_STATUS_MASK (0x3FUL << \
 641                                          I40E_RXD_QW0_MIRROR_STATUS_SHIFT)
 642 #define I40E_RXD_QW0_FCOEINDX_SHIFT     0
 643 #define I40E_RXD_QW0_FCOEINDX_MASK      (0xFFFUL << \
 644                                          I40E_RXD_QW0_FCOEINDX_SHIFT)
 645
 646 enum i40e_rx_desc_status_bits {
 647         /* Note: These are predefined bit offsets */
 648         I40E_RX_DESC_STATUS_DD_SHIFT            = 0,
 649         I40E_RX_DESC_STATUS_EOF_SHIFT           = 1,
 650         I40E_RX_DESC_STATUS_L2TAG1P_SHIFT       = 2,
 651         I40E_RX_DESC_STATUS_L3L4P_SHIFT         = 3,
 652         I40E_RX_DESC_STATUS_CRCP_SHIFT          = 4,
 653         I40E_RX_DESC_STATUS_TSYNINDX_SHIFT      = 5, /* 2 BITS */
 654         I40E_RX_DESC_STATUS_TSYNVALID_SHIFT     = 7,
 655         I40E_RX_DESC_STATUS_RESERVED1_SHIFT     = 8,
 656
 657         I40E_RX_DESC_STATUS_UMBCAST_SHIFT       = 9, /* 2 BITS */
 658         I40E_RX_DESC_STATUS_FLM_SHIFT           = 11,
 659         I40E_RX_DESC_STATUS_FLTSTAT_SHIFT       = 12, /* 2 BITS */
 660         I40E_RX_DESC_STATUS_LPBK_SHIFT          = 14,
 661         I40E_RX_DESC_STATUS_IPV6EXADD_SHIFT     = 15,
 662         I40E_RX_DESC_STATUS_RESERVED2_SHIFT     = 16, /* 2 BITS */
 663         I40E_RX_DESC_STATUS_UDP_0_SHIFT         = 18,
 664         I40E_RX_DESC_STATUS_LAST /* this entry must be last!!! */
 665 };
 666
 667 #define I40E_RXD_QW1_STATUS_SHIFT       0
 668 #define I40E_RXD_QW1_STATUS_MASK        (((1 << I40E_RX_DESC_STATUS_LAST) - 1) << \
 669                                          I40E_RXD_QW1_STATUS_SHIFT)
 670
 671 #define I40E_RXD_QW1_STATUS_TSYNINDX_SHIFT   I40E_RX_DESC_STATUS_TSYNINDX_SHIFT
 672 #define I40E_RXD_QW1_STATUS_TSYNINDX_MASK       (0x3UL << \
 673                                              I40E_RXD_QW1_STATUS_TSYNINDX_SHIFT)
 674
 675 #define I40E_RXD_QW1_STATUS_TSYNVALID_SHIFT  I40E_RX_DESC_STATUS_TSYNVALID_SHIFT
 676 #define I40E_RXD_QW1_STATUS_TSYNVALID_MASK      (0x1UL << \
 677                                          I40E_RXD_QW1_STATUS_TSYNVALID_SHIFT)
 678
 679 #define I40E_RXD_QW1_STATUS_UMBCAST_SHIFT       I40E_RX_DESC_STATUS_UMBCAST
 680 #define I40E_RXD_QW1_STATUS_UMBCAST_MASK        (0x3UL << \
 681                                          I40E_RXD_QW1_STATUS_UMBCAST_SHIFT)
 682
 683 enum i40e_rx_desc_fltstat_values {
 684         I40E_RX_DESC_FLTSTAT_NO_DATA    = 0,
 685         I40E_RX_DESC_FLTSTAT_RSV_FD_ID  = 1, /* 16byte desc? FD_ID : RSV */
 686         I40E_RX_DESC_FLTSTAT_RSV        = 2,
 687         I40E_RX_DESC_FLTSTAT_RSS_HASH   = 3,
 688 };
 689
 690 #define I40E_RXD_PACKET_TYPE_UNICAST    0
 691 #define I40E_RXD_PACKET_TYPE_MULTICAST  1
 692 #define I40E_RXD_PACKET_TYPE_BROADCAST  2
 693 #define I40E_RXD_PACKET_TYPE_MIRRORED   3
 694
 695 #define I40E_RXD_QW1_ERROR_SHIFT        19
 696 #define I40E_RXD_QW1_ERROR_MASK         (0xFFUL << I40E_RXD_QW1_ERROR_SHIFT)
 697
 698 enum i40e_rx_desc_error_bits {
 699         /* Note: These are predefined bit offsets */
 700         I40E_RX_DESC_ERROR_RXE_SHIFT            = 0,
 701         I40E_RX_DESC_ERROR_RECIPE_SHIFT         = 1,
 702         I40E_RX_DESC_ERROR_HBO_SHIFT            = 2,
 703         I40E_RX_DESC_ERROR_L3L4E_SHIFT          = 3, /* 3 BITS */
 704         I40E_RX_DESC_ERROR_IPE_SHIFT            = 3,
 705         I40E_RX_DESC_ERROR_L4E_SHIFT            = 4,
 706         I40E_RX_DESC_ERROR_EIPE_SHIFT           = 5,
 707         I40E_RX_DESC_ERROR_OVERSIZE_SHIFT       = 6,
 708         I40E_RX_DESC_ERROR_PPRS_SHIFT           = 7
 709 };
 710
 711 enum i40e_rx_desc_error_l3l4e_fcoe_masks {
 712         I40E_RX_DESC_ERROR_L3L4E_NONE           = 0,
 713         I40E_RX_DESC_ERROR_L3L4E_PROT           = 1,
 714         I40E_RX_DESC_ERROR_L3L4E_FC             = 2,
 715         I40E_RX_DESC_ERROR_L3L4E_DMAC_ERR       = 3,
 716         I40E_RX_DESC_ERROR_L3L4E_DMAC_WARN      = 4
 717 };
 718
 719 #define I40E_RXD_QW1_PTYPE_SHIFT        30
 720 #define I40E_RXD_QW1_PTYPE_MASK         (0xFFULL << I40E_RXD_QW1_PTYPE_SHIFT)
 721
 722 /* Packet type non-ip values */
 723 enum i40e_rx_l2_ptype {
 724         I40E_RX_PTYPE_L2_RESERVED                       = 0,
 725         I40E_RX_PTYPE_L2_MAC_PAY2                       = 1,
 726         I40E_RX_PTYPE_L2_TIMESYNC_PAY2                  = 2,
 727         I40E_RX_PTYPE_L2_FIP_PAY2                       = 3,
 728         I40E_RX_PTYPE_L2_OUI_PAY2                       = 4,
 729         I40E_RX_PTYPE_L2_MACCNTRL_PAY2                  = 5,
 730         I40E_RX_PTYPE_L2_LLDP_PAY2                      = 6,
 731         I40E_RX_PTYPE_L2_ECP_PAY2                       = 7,
 732         I40E_RX_PTYPE_L2_EVB_PAY2                       = 8,
 733         I40E_RX_PTYPE_L2_QCN_PAY2                       = 9,
 734         I40E_RX_PTYPE_L2_EAPOL_PAY2                     = 10,
 735         I40E_RX_PTYPE_L2_ARP                            = 11,
 736         I40E_RX_PTYPE_L2_FCOE_PAY3                      = 12,
 737         I40E_RX_PTYPE_L2_FCOE_FCDATA_PAY3               = 13,
 738         I40E_RX_PTYPE_L2_FCOE_FCRDY_PAY3                = 14,
 739         I40E_RX_PTYPE_L2_FCOE_FCRSP_PAY3                = 15,
 740         I40E_RX_PTYPE_L2_FCOE_FCOTHER_PA                = 16,
 741         I40E_RX_PTYPE_L2_FCOE_VFT_PAY3                  = 17,
 742         I40E_RX_PTYPE_L2_FCOE_VFT_FCDATA                = 18,
 743         I40E_RX_PTYPE_L2_FCOE_VFT_FCRDY                 = 19,
 744         I40E_RX_PTYPE_L2_FCOE_VFT_FCRSP                 = 20,
 745         I40E_RX_PTYPE_L2_FCOE_VFT_FCOTHER               = 21,
 746         I40E_RX_PTYPE_GRENAT4_MAC_PAY3                  = 58,
 747         I40E_RX_PTYPE_GRENAT4_MACVLAN_IPV6_ICMP_PAY4    = 87,
 748         I40E_RX_PTYPE_GRENAT6_MAC_PAY3                  = 124,
 749         I40E_RX_PTYPE_GRENAT6_MACVLAN_IPV6_ICMP_PAY4    = 153
 750 };
 751
 752 struct i40e_rx_ptype_decoded {
 753         u32 ptype:8;
 754         u32 known:1;
 755         u32 outer_ip:1;
 756         u32 outer_ip_ver:1;
 757         u32 outer_frag:1;
 758         u32 tunnel_type:3;
 759         u32 tunnel_end_prot:2;
 760         u32 tunnel_end_frag:1;
 761         u32 inner_prot:4;
 762         u32 payload_layer:3;
 763 };
 764
 765 enum i40e_rx_ptype_outer_ip {
 766         I40E_RX_PTYPE_OUTER_L2  = 0,
 767         I40E_RX_PTYPE_OUTER_IP  = 1
 768 };
 769
 770 enum i40e_rx_ptype_outer_ip_ver {
 771         I40E_RX_PTYPE_OUTER_NONE        = 0,
 772         I40E_RX_PTYPE_OUTER_IPV4        = 0,
 773         I40E_RX_PTYPE_OUTER_IPV6        = 1
 774 };
 775
 776 enum i40e_rx_ptype_outer_fragmented {
 777         I40E_RX_PTYPE_NOT_FRAG  = 0,
 778         I40E_RX_PTYPE_FRAG      = 1
 779 };
 780
 781 enum i40e_rx_ptype_tunnel_type {
 782         I40E_RX_PTYPE_TUNNEL_NONE               = 0,
 783         I40E_RX_PTYPE_TUNNEL_IP_IP              = 1,
 784         I40E_RX_PTYPE_TUNNEL_IP_GRENAT          = 2,
 785         I40E_RX_PTYPE_TUNNEL_IP_GRENAT_MAC      = 3,
 786         I40E_RX_PTYPE_TUNNEL_IP_GRENAT_MAC_VLAN = 4,
 787 };
 788
 789 enum i40e_rx_ptype_tunnel_end_prot {
 790         I40E_RX_PTYPE_TUNNEL_END_NONE   = 0,
 791         I40E_RX_PTYPE_TUNNEL_END_IPV4   = 1,
 792         I40E_RX_PTYPE_TUNNEL_END_IPV6   = 2,
 793 };
 794
 795 enum i40e_rx_ptype_inner_prot {
 796         I40E_RX_PTYPE_INNER_PROT_NONE           = 0,
 797         I40E_RX_PTYPE_INNER_PROT_UDP            = 1,
 798         I40E_RX_PTYPE_INNER_PROT_TCP            = 2,
 799         I40E_RX_PTYPE_INNER_PROT_SCTP           = 3,
 800         I40E_RX_PTYPE_INNER_PROT_ICMP           = 4,
 801         I40E_RX_PTYPE_INNER_PROT_TIMESYNC       = 5
 802 };
 803
 804 enum i40e_rx_ptype_payload_layer {
 805         I40E_RX_PTYPE_PAYLOAD_LAYER_NONE        = 0,
 806         I40E_RX_PTYPE_PAYLOAD_LAYER_PAY2        = 1,
 807         I40E_RX_PTYPE_PAYLOAD_LAYER_PAY3        = 2,
 808         I40E_RX_PTYPE_PAYLOAD_LAYER_PAY4        = 3,
 809 };
 810
 811 #define I40E_RX_PTYPE_BIT_MASK          0x0FFFFFFF
 812 #define I40E_RX_PTYPE_SHIFT             56
 813
 814 #define I40E_RXD_QW1_LENGTH_PBUF_SHIFT  38
 815 #define I40E_RXD_QW1_LENGTH_PBUF_MASK   (0x3FFFULL << \
 816                                          I40E_RXD_QW1_LENGTH_PBUF_SHIFT)
 817
 818 #define I40E_RXD_QW1_LENGTH_HBUF_SHIFT  52
 819 #define I40E_RXD_QW1_LENGTH_HBUF_MASK   (0x7FFULL << \
 820                                          I40E_RXD_QW1_LENGTH_HBUF_SHIFT)
 821
 822 #define I40E_RXD_QW1_LENGTH_SPH_SHIFT   63
 823 #define I40E_RXD_QW1_LENGTH_SPH_MASK    (0x1ULL << \
 824                                          I40E_RXD_QW1_LENGTH_SPH_SHIFT)
 825
 826 #define I40E_RXD_QW1_NEXTP_SHIFT        38
 827 #define I40E_RXD_QW1_NEXTP_MASK         (0x1FFFULL << I40E_RXD_QW1_NEXTP_SHIFT)
 828
 829 #define I40E_RXD_QW2_EXT_STATUS_SHIFT   0
 830 #define I40E_RXD_QW2_EXT_STATUS_MASK    (0xFFFFFUL << \
 831                                          I40E_RXD_QW2_EXT_STATUS_SHIFT)
 832
 833 enum i40e_rx_desc_ext_status_bits {
 834         /* Note: These are predefined bit offsets */
 835         I40E_RX_DESC_EXT_STATUS_L2TAG2P_SHIFT   = 0,
 836         I40E_RX_DESC_EXT_STATUS_L2TAG3P_SHIFT   = 1,
 837         I40E_RX_DESC_EXT_STATUS_FLEXBL_SHIFT    = 2, /* 2 BITS */
 838         I40E_RX_DESC_EXT_STATUS_FLEXBH_SHIFT    = 4, /* 2 BITS */
 839         I40E_RX_DESC_EXT_STATUS_FDLONGB_SHIFT   = 9,
 840         I40E_RX_DESC_EXT_STATUS_FCOELONGB_SHIFT = 10,
 841         I40E_RX_DESC_EXT_STATUS_PELONGB_SHIFT   = 11,
 842 };
 843
 844 #define I40E_RXD_QW2_L2TAG2_SHIFT       0
 845 #define I40E_RXD_QW2_L2TAG2_MASK        (0xFFFFUL << I40E_RXD_QW2_L2TAG2_SHIFT)
 846
 847 #define I40E_RXD_QW2_L2TAG3_SHIFT       16
 848 #define I40E_RXD_QW2_L2TAG3_MASK        (0xFFFFUL << I40E_RXD_QW2_L2TAG3_SHIFT)
 849
 850 enum i40e_rx_desc_pe_status_bits {
 851         /* Note: These are predefined bit offsets */
 852         I40E_RX_DESC_PE_STATUS_QPID_SHIFT       = 0, /* 18 BITS */
 853         I40E_RX_DESC_PE_STATUS_L4PORT_SHIFT     = 0, /* 16 BITS */
 854         I40E_RX_DESC_PE_STATUS_IPINDEX_SHIFT    = 16, /* 8 BITS */
 855         I40E_RX_DESC_PE_STATUS_QPIDHIT_SHIFT    = 24,
 856         I40E_RX_DESC_PE_STATUS_APBVTHIT_SHIFT   = 25,
 857         I40E_RX_DESC_PE_STATUS_PORTV_SHIFT      = 26,
 858         I40E_RX_DESC_PE_STATUS_URG_SHIFT        = 27,
 859         I40E_RX_DESC_PE_STATUS_IPFRAG_SHIFT     = 28,
 860         I40E_RX_DESC_PE_STATUS_IPOPT_SHIFT      = 29
 861 };
 862
 863 #define I40E_RX_PROG_STATUS_DESC_LENGTH_SHIFT           38
 864 #define I40E_RX_PROG_STATUS_DESC_LENGTH                 0x2000000
 865
 866 #define I40E_RX_PROG_STATUS_DESC_QW1_PROGID_SHIFT       2
 867 #define I40E_RX_PROG_STATUS_DESC_QW1_PROGID_MASK        (0x7UL << \
 868                                 I40E_RX_PROG_STATUS_DESC_QW1_PROGID_SHIFT)
 869
 870 #define I40E_RX_PROG_STATUS_DESC_QW1_STATUS_SHIFT       0
 871 #define I40E_RX_PROG_STATUS_DESC_QW1_STATUS_MASK        (0x7FFFUL << \
 872                                 I40E_RX_PROG_STATUS_DESC_QW1_STATUS_SHIFT)
 873
 874 #define I40E_RX_PROG_STATUS_DESC_QW1_ERROR_SHIFT        19
 875 #define I40E_RX_PROG_STATUS_DESC_QW1_ERROR_MASK         (0x3FUL << \
 876                                 I40E_RX_PROG_STATUS_DESC_QW1_ERROR_SHIFT)
 877
 878 enum i40e_rx_prog_status_desc_status_bits {
 879         /* Note: These are predefined bit offsets */
 880         I40E_RX_PROG_STATUS_DESC_DD_SHIFT       = 0,
 881         I40E_RX_PROG_STATUS_DESC_PROG_ID_SHIFT  = 2 /* 3 BITS */
 882 };
 883
 884 enum i40e_rx_prog_status_desc_prog_id_masks {
 885         I40E_RX_PROG_STATUS_DESC_FD_FILTER_STATUS       = 1,
 886         I40E_RX_PROG_STATUS_DESC_FCOE_CTXT_PROG_STATUS  = 2,
 887         I40E_RX_PROG_STATUS_DESC_FCOE_CTXT_INVL_STATUS  = 4,
 888 };
 889
 890 enum i40e_rx_prog_status_desc_error_bits {
 891         /* Note: These are predefined bit offsets */
 892         I40E_RX_PROG_STATUS_DESC_FD_TBL_FULL_SHIFT      = 0,
 893         I40E_RX_PROG_STATUS_DESC_NO_FD_ENTRY_SHIFT      = 1,
 894         I40E_RX_PROG_STATUS_DESC_FCOE_TBL_FULL_SHIFT    = 2,
 895         I40E_RX_PROG_STATUS_DESC_FCOE_CONFLICT_SHIFT    = 3
 896 };
 897
 898 #define I40E_TWO_BIT_MASK       0x3
 899 #define I40E_THREE_BIT_MASK     0x7
 900 #define I40E_FOUR_BIT_MASK      0xF
 901 #define I40E_EIGHTEEN_BIT_MASK  0x3FFFF
 902
 903 /* TX Descriptor */
 904 struct i40e_tx_desc {
 905         __le64 buffer_addr; /* Address of descriptor's data buf */
 906         __le64 cmd_type_offset_bsz;
 907 };
 908
 909 #define I40E_TXD_QW1_DTYPE_SHIFT        0
 910 #define I40E_TXD_QW1_DTYPE_MASK         (0xFUL << I40E_TXD_QW1_DTYPE_SHIFT)
 911
 912 enum i40e_tx_desc_dtype_value {
 913         I40E_TX_DESC_DTYPE_DATA         = 0x0,
 914         I40E_TX_DESC_DTYPE_NOP          = 0x1, /* same as Context desc */
 915         I40E_TX_DESC_DTYPE_CONTEXT      = 0x1,
 916         I40E_TX_DESC_DTYPE_FCOE_CTX     = 0x2,
 917         I40E_TX_DESC_DTYPE_FILTER_PROG  = 0x8,
 918         I40E_TX_DESC_DTYPE_DDP_CTX      = 0x9,
 919         I40E_TX_DESC_DTYPE_FLEX_DATA    = 0xB,
 920         I40E_TX_DESC_DTYPE_FLEX_CTX_1   = 0xC,
 921         I40E_TX_DESC_DTYPE_FLEX_CTX_2   = 0xD,
 922         I40E_TX_DESC_DTYPE_DESC_DONE    = 0xF
 923 };
 924
 925 #define I40E_TXD_QW1_CMD_SHIFT  4
 926 #define I40E_TXD_QW1_CMD_MASK   (0x3FFUL << I40E_TXD_QW1_CMD_SHIFT)
 927
 928 enum i40e_tx_desc_cmd_bits {
 929         I40E_TX_DESC_CMD_EOP                    = 0x0001,
 930         I40E_TX_DESC_CMD_RS                     = 0x0002,
 931         I40E_TX_DESC_CMD_ICRC                   = 0x0004,
 932         I40E_TX_DESC_CMD_IL2TAG1                = 0x0008,
 933         I40E_TX_DESC_CMD_DUMMY                  = 0x0010,
 934         I40E_TX_DESC_CMD_IIPT_NONIP             = 0x0000, /* 2 BITS */
 935         I40E_TX_DESC_CMD_IIPT_IPV6              = 0x0020, /* 2 BITS */
 936         I40E_TX_DESC_CMD_IIPT_IPV4              = 0x0040, /* 2 BITS */
 937         I40E_TX_DESC_CMD_IIPT_IPV4_CSUM         = 0x0060, /* 2 BITS */
 938         I40E_TX_DESC_CMD_FCOET                  = 0x0080,
 939         I40E_TX_DESC_CMD_L4T_EOFT_UNK           = 0x0000, /* 2 BITS */
 940         I40E_TX_DESC_CMD_L4T_EOFT_TCP           = 0x0100, /* 2 BITS */
 941         I40E_TX_DESC_CMD_L4T_EOFT_SCTP          = 0x0200, /* 2 BITS */
 942         I40E_TX_DESC_CMD_L4T_EOFT_UDP           = 0x0300, /* 2 BITS */
 943         I40E_TX_DESC_CMD_L4T_EOFT_EOF_N         = 0x0000, /* 2 BITS */
 944         I40E_TX_DESC_CMD_L4T_EOFT_EOF_T         = 0x0100, /* 2 BITS */
 945         I40E_TX_DESC_CMD_L4T_EOFT_EOF_NI        = 0x0200, /* 2 BITS */
 946         I40E_TX_DESC_CMD_L4T_EOFT_EOF_A         = 0x0300, /* 2 BITS */
 947 };
 948
 949 #define I40E_TXD_QW1_OFFSET_SHIFT       16
 950 #define I40E_TXD_QW1_OFFSET_MASK        (0x3FFFFULL << \
 951                                          I40E_TXD_QW1_OFFSET_SHIFT)
 952
 953 enum i40e_tx_desc_length_fields {
 954         /* Note: These are predefined bit offsets */
 955         I40E_TX_DESC_LENGTH_MACLEN_SHIFT        = 0, /* 7 BITS */
 956         I40E_TX_DESC_LENGTH_IPLEN_SHIFT         = 7, /* 7 BITS */
 957         I40E_TX_DESC_LENGTH_L4_FC_LEN_SHIFT     = 14 /* 4 BITS */
 958 };
 959
 960 #define I40E_TXD_QW1_MACLEN_MASK (0x7FUL << I40E_TX_DESC_LENGTH_MACLEN_SHIFT)
 961 #define I40E_TXD_QW1_IPLEN_MASK  (0x7FUL << I40E_TX_DESC_LENGTH_IPLEN_SHIFT)
 962 #define I40E_TXD_QW1_L4LEN_MASK  (0xFUL << I40E_TX_DESC_LENGTH_L4_FC_LEN_SHIFT)
 963 #define I40E_TXD_QW1_FCLEN_MASK  (0xFUL << I40E_TX_DESC_LENGTH_L4_FC_LEN_SHIFT)
 964
 965 #define I40E_TXD_QW1_TX_BUF_SZ_SHIFT    34
 966 #define I40E_TXD_QW1_TX_BUF_SZ_MASK     (0x3FFFULL << \
 967                                          I40E_TXD_QW1_TX_BUF_SZ_SHIFT)
 968
 969 #define I40E_TXD_QW1_L2TAG1_SHIFT       48
 970 #define I40E_TXD_QW1_L2TAG1_MASK        (0xFFFFULL << I40E_TXD_QW1_L2TAG1_SHIFT)
 971
 972 /* Context descriptors */
 973 struct i40e_tx_context_desc {
 974         __le32 tunneling_params;
 975         __le16 l2tag2;
 976         __le16 rsvd;
 977         __le64 type_cmd_tso_mss;
 978 };
 979
 980 #define I40E_TXD_CTX_QW1_DTYPE_SHIFT    0
 981 #define I40E_TXD_CTX_QW1_DTYPE_MASK     (0xFUL << I40E_TXD_CTX_QW1_DTYPE_SHIFT)
 982
 983 #define I40E_TXD_CTX_QW1_CMD_SHIFT      4
 984 #define I40E_TXD_CTX_QW1_CMD_MASK       (0xFFFFUL << I40E_TXD_CTX_QW1_CMD_SHIFT)
 985
 986 enum i40e_tx_ctx_desc_cmd_bits {
 987         I40E_TX_CTX_DESC_TSO            = 0x01,
 988         I40E_TX_CTX_DESC_TSYN           = 0x02,
 989         I40E_TX_CTX_DESC_IL2TAG2        = 0x04,
 990         I40E_TX_CTX_DESC_IL2TAG2_IL2H   = 0x08,
 991         I40E_TX_CTX_DESC_SWTCH_NOTAG    = 0x00,
 992         I40E_TX_CTX_DESC_SWTCH_UPLINK   = 0x10,
 993         I40E_TX_CTX_DESC_SWTCH_LOCAL    = 0x20,
 994         I40E_TX_CTX_DESC_SWTCH_VSI      = 0x30,
 995         I40E_TX_CTX_DESC_SWPE           = 0x40
 996 };
 997
 998 #define I40E_TXD_CTX_QW1_TSO_LEN_SHIFT  30
 999 #define I40E_TXD_CTX_QW1_TSO_LEN_MASK   (0x3FFFFULL << \
1000                                          I40E_TXD_CTX_QW1_TSO_LEN_SHIFT)
1001
1002 #define I40E_TXD_CTX_QW1_MSS_SHIFT      50
1003 #define I40E_TXD_CTX_QW1_MSS_MASK       (0x3FFFULL << \
1004                                          I40E_TXD_CTX_QW1_MSS_SHIFT)
1005
1006 #define I40E_TXD_CTX_QW1_VSI_SHIFT      50
1007 #define I40E_TXD_CTX_QW1_VSI_MASK       (0x1FFULL << I40E_TXD_CTX_QW1_VSI_SHIFT)
1008
1009 #define I40E_TXD_CTX_QW0_EXT_IP_SHIFT   0
1010 #define I40E_TXD_CTX_QW0_EXT_IP_MASK    (0x3ULL << \
1011                                          I40E_TXD_CTX_QW0_EXT_IP_SHIFT)
1012
1013 enum i40e_tx_ctx_desc_eipt_offload {
1014         I40E_TX_CTX_EXT_IP_NONE         = 0x0,
1015         I40E_TX_CTX_EXT_IP_IPV6         = 0x1,
1016         I40E_TX_CTX_EXT_IP_IPV4_NO_CSUM = 0x2,
1017         I40E_TX_CTX_EXT_IP_IPV4         = 0x3
1018 };
1019
1020 #define I40E_TXD_CTX_QW0_EXT_IPLEN_SHIFT        2
1021 #define I40E_TXD_CTX_QW0_EXT_IPLEN_MASK (0x3FULL << \
1022                                          I40E_TXD_CTX_QW0_EXT_IPLEN_SHIFT)
1023
1024 #define I40E_TXD_CTX_QW0_NATT_SHIFT     9
1025 #define I40E_TXD_CTX_QW0_NATT_MASK      (0x3ULL << I40E_TXD_CTX_QW0_NATT_SHIFT)
1026
1027 #define I40E_TXD_CTX_UDP_TUNNELING      (0x1ULL << I40E_TXD_CTX_QW0_NATT_SHIFT)
1028 #define I40E_TXD_CTX_GRE_TUNNELING      (0x2ULL << I40E_TXD_CTX_QW0_NATT_SHIFT)
1029
1030 #define I40E_TXD_CTX_QW0_EIP_NOINC_SHIFT        11
1031 #define I40E_TXD_CTX_QW0_EIP_NOINC_MASK (0x1ULL << \
1032                                          I40E_TXD_CTX_QW0_EIP_NOINC_SHIFT)
1033
1034 #define I40E_TXD_CTX_EIP_NOINC_IPID_CONST       I40E_TXD_CTX_QW0_EIP_NOINC_MASK
1035
1036 #define I40E_TXD_CTX_QW0_NATLEN_SHIFT   12
1037 #define I40E_TXD_CTX_QW0_NATLEN_MASK    (0X7FULL << \
1038                                          I40E_TXD_CTX_QW0_NATLEN_SHIFT)
1039
1040 #define I40E_TXD_CTX_QW0_DECTTL_SHIFT   19
1041 #define I40E_TXD_CTX_QW0_DECTTL_MASK    (0xFULL << \
1042                                          I40E_TXD_CTX_QW0_DECTTL_SHIFT)
1043
1044 struct i40e_nop_desc {
1045         __le64 rsvd;
1046         __le64 dtype_cmd;
1047 };
1048
1049 #define I40E_TXD_NOP_QW1_DTYPE_SHIFT    0
1050 #define I40E_TXD_NOP_QW1_DTYPE_MASK     (0xFUL << I40E_TXD_NOP_QW1_DTYPE_SHIFT)
1051
1052 #define I40E_TXD_NOP_QW1_CMD_SHIFT      4
1053 #define I40E_TXD_NOP_QW1_CMD_MASK       (0x7FUL << I40E_TXD_NOP_QW1_CMD_SHIFT)
1054
1055 enum i40e_tx_nop_desc_cmd_bits {
1056         /* Note: These are predefined bit offsets */
1057         I40E_TX_NOP_DESC_EOP_SHIFT      = 0,
1058         I40E_TX_NOP_DESC_RS_SHIFT       = 1,
1059         I40E_TX_NOP_DESC_RSV_SHIFT      = 2 /* 5 bits */
1060 };
1061
1062 struct i40e_filter_program_desc {
1063         __le32 qindex_flex_ptype_vsi;
1064         __le32 rsvd;
1065         __le32 dtype_cmd_cntindex;
1066         __le32 fd_id;
1067 };
1068 #define I40E_TXD_FLTR_QW0_QINDEX_SHIFT  0
1069 #define I40E_TXD_FLTR_QW0_QINDEX_MASK   (0x7FFUL << \
1070                                          I40E_TXD_FLTR_QW0_QINDEX_SHIFT)
1071 #define I40E_TXD_FLTR_QW0_FLEXOFF_SHIFT 11
1072 #define I40E_TXD_FLTR_QW0_FLEXOFF_MASK  (0x7UL << \
1073                                          I40E_TXD_FLTR_QW0_FLEXOFF_SHIFT)
1074 #define I40E_TXD_FLTR_QW0_PCTYPE_SHIFT  17
1075 #define I40E_TXD_FLTR_QW0_PCTYPE_MASK   (0x3FUL << \
1076                                          I40E_TXD_FLTR_QW0_PCTYPE_SHIFT)
1077
1078 /* Packet Classifier Types for filters */
1079 enum i40e_filter_pctype {
1080         /* Note: Values 0-30 are reserved for future use */
1081         I40E_FILTER_PCTYPE_NONF_IPV4_UDP                = 31,
1082         /* Note: Value 32 is reserved for future use */
1083         I40E_FILTER_PCTYPE_NONF_IPV4_TCP                = 33,
1084         I40E_FILTER_PCTYPE_NONF_IPV4_SCTP               = 34,
1085         I40E_FILTER_PCTYPE_NONF_IPV4_OTHER              = 35,
1086         I40E_FILTER_PCTYPE_FRAG_IPV4                    = 36,
1087         /* Note: Values 37-40 are reserved for future use */
1088         I40E_FILTER_PCTYPE_NONF_IPV6_UDP                = 41,
1089         I40E_FILTER_PCTYPE_NONF_IPV6_TCP                = 43,
1090         I40E_FILTER_PCTYPE_NONF_IPV6_SCTP               = 44,
1091         I40E_FILTER_PCTYPE_NONF_IPV6_OTHER              = 45,
1092         I40E_FILTER_PCTYPE_FRAG_IPV6                    = 46,
1093         /* Note: Value 47 is reserved for future use */
1094         I40E_FILTER_PCTYPE_FCOE_OX                      = 48,
1095         I40E_FILTER_PCTYPE_FCOE_RX                      = 49,
1096         I40E_FILTER_PCTYPE_FCOE_OTHER                   = 50,
1097         /* Note: Values 51-62 are reserved for future use */
1098         I40E_FILTER_PCTYPE_L2_PAYLOAD                   = 63,
1099 };
1100
1101 enum i40e_filter_program_desc_dest {
1102         I40E_FILTER_PROGRAM_DESC_DEST_DROP_PACKET               = 0x0,
1103         I40E_FILTER_PROGRAM_DESC_DEST_DIRECT_PACKET_QINDEX      = 0x1,
1104         I40E_FILTER_PROGRAM_DESC_DEST_DIRECT_PACKET_OTHER       = 0x2,
1105 };
1106
1107 enum i40e_filter_program_desc_fd_status {
1108         I40E_FILTER_PROGRAM_DESC_FD_STATUS_NONE                 = 0x0,
1109         I40E_FILTER_PROGRAM_DESC_FD_STATUS_FD_ID                = 0x1,
1110         I40E_FILTER_PROGRAM_DESC_FD_STATUS_FD_ID_4FLEX_BYTES    = 0x2,
1111         I40E_FILTER_PROGRAM_DESC_FD_STATUS_8FLEX_BYTES          = 0x3,
1112 };
1113
1114 #define I40E_TXD_FLTR_QW0_DEST_VSI_SHIFT        23
1115 #define I40E_TXD_FLTR_QW0_DEST_VSI_MASK (0x1FFUL << \
1116                                          I40E_TXD_FLTR_QW0_DEST_VSI_SHIFT)
1117
1118 #define I40E_TXD_FLTR_QW1_DTYPE_SHIFT   0
1119 #define I40E_TXD_FLTR_QW1_DTYPE_MASK    (0xFUL << I40E_TXD_FLTR_QW1_DTYPE_SHIFT)
1120
1121 #define I40E_TXD_FLTR_QW1_CMD_SHIFT     4
1122 #define I40E_TXD_FLTR_QW1_CMD_MASK      (0xFFFFULL << \
1123                                          I40E_TXD_FLTR_QW1_CMD_SHIFT)
1124
1125 #define I40E_TXD_FLTR_QW1_PCMD_SHIFT    (0x0ULL + I40E_TXD_FLTR_QW1_CMD_SHIFT)
1126 #define I40E_TXD_FLTR_QW1_PCMD_MASK     (0x7ULL << I40E_TXD_FLTR_QW1_PCMD_SHIFT)
1127
1128 enum i40e_filter_program_desc_pcmd {
1129         I40E_FILTER_PROGRAM_DESC_PCMD_ADD_UPDATE        = 0x1,
1130         I40E_FILTER_PROGRAM_DESC_PCMD_REMOVE            = 0x2,
1131 };
1132
1133 #define I40E_TXD_FLTR_QW1_DEST_SHIFT    (0x3ULL + I40E_TXD_FLTR_QW1_CMD_SHIFT)
1134 #define I40E_TXD_FLTR_QW1_DEST_MASK     (0x3ULL << I40E_TXD_FLTR_QW1_DEST_SHIFT)
1135
1136 #define I40E_TXD_FLTR_QW1_CNT_ENA_SHIFT (0x7ULL + I40E_TXD_FLTR_QW1_CMD_SHIFT)
1137 #define I40E_TXD_FLTR_QW1_CNT_ENA_MASK  (0x1ULL << \
1138                                          I40E_TXD_FLTR_QW1_CNT_ENA_SHIFT)
1139
1140 #define I40E_TXD_FLTR_QW1_FD_STATUS_SHIFT       (0x9ULL + \
1141                                                  I40E_TXD_FLTR_QW1_CMD_SHIFT)
1142 #define I40E_TXD_FLTR_QW1_FD_STATUS_MASK (0x3ULL << \
1143                                           I40E_TXD_FLTR_QW1_FD_STATUS_SHIFT)
1144
1145 #define I40E_TXD_FLTR_QW1_CNTINDEX_SHIFT 20
1146 #define I40E_TXD_FLTR_QW1_CNTINDEX_MASK (0x1FFUL << \
1147                                          I40E_TXD_FLTR_QW1_CNTINDEX_SHIFT)
1148
1149 enum i40e_filter_type {
1150         I40E_FLOW_DIRECTOR_FLTR = 0,
1151         I40E_PE_QUAD_HASH_FLTR = 1,
1152         I40E_ETHERTYPE_FLTR,
1153         I40E_FCOE_CTX_FLTR,
1154         I40E_MAC_VLAN_FLTR,
1155         I40E_HASH_FLTR
1156 };
1157
1158 struct i40e_vsi_context {
1159         u16 seid;
1160         u16 uplink_seid;
1161         u16 vsi_number;
1162         u16 vsis_allocated;
1163         u16 vsis_unallocated;
1164         u16 flags;
1165         u8 pf_num;
1166         u8 vf_num;
1167         u8 connection_type;
1168         struct i40e_aqc_vsi_properties_data info;
1169 };
1170
1171 struct i40e_veb_context {
1172         u16 seid;
1173         u16 uplink_seid;
1174         u16 veb_number;
1175         u16 vebs_allocated;
1176         u16 vebs_unallocated;
1177         u16 flags;
1178         struct i40e_aqc_get_veb_parameters_completion info;
1179 };
1180
1181 /* Statistics collected by each port, VSI, VEB, and S-channel */
1182 struct i40e_eth_stats {
1183         u64 rx_bytes;                   /* gorc */
1184         u64 rx_unicast;                 /* uprc */
1185         u64 rx_multicast;               /* mprc */
1186         u64 rx_broadcast;               /* bprc */
1187         u64 rx_discards;                /* rdpc */
1188         u64 rx_unknown_protocol;        /* rupp */
1189         u64 tx_bytes;                   /* gotc */
1190         u64 tx_unicast;                 /* uptc */
1191         u64 tx_multicast;               /* mptc */
1192         u64 tx_broadcast;               /* bptc */
1193         u64 tx_discards;                /* tdpc */
1194         u64 tx_errors;                  /* tepc */
1195 };
1196
1197 /* Statistics collected per VEB per TC */
1198 struct i40e_veb_tc_stats {
1199         u64 tc_rx_packets[I40E_MAX_TRAFFIC_CLASS];
1200         u64 tc_rx_bytes[I40E_MAX_TRAFFIC_CLASS];
1201         u64 tc_tx_packets[I40E_MAX_TRAFFIC_CLASS];
1202         u64 tc_tx_bytes[I40E_MAX_TRAFFIC_CLASS];
1203 };
1204
1205 /* Statistics collected by the MAC */
1206 struct i40e_hw_port_stats {
1207         /* eth stats collected by the port */
1208         struct i40e_eth_stats eth;
1209
1210         /* additional port specific stats */
1211         u64 tx_dropped_link_down;       /* tdold */
1212         u64 crc_errors;                 /* crcerrs */
1213         u64 illegal_bytes;              /* illerrc */
1214         u64 error_bytes;                /* errbc */
1215         u64 mac_local_faults;           /* mlfc */
1216         u64 mac_remote_faults;          /* mrfc */
1217         u64 rx_length_errors;           /* rlec */
1218         u64 link_xon_rx;                /* lxonrxc */
1219         u64 link_xoff_rx;               /* lxoffrxc */
1220         u64 priority_xon_rx[8];         /* pxonrxc[8] */
1221         u64 priority_xoff_rx[8];        /* pxoffrxc[8] */
1222         u64 link_xon_tx;                /* lxontxc */
1223         u64 link_xoff_tx;               /* lxofftxc */
1224         u64 priority_xon_tx[8];         /* pxontxc[8] */
1225         u64 priority_xoff_tx[8];        /* pxofftxc[8] */
1226         u64 priority_xon_2_xoff[8];     /* pxon2offc[8] */
1227         u64 rx_size_64;                 /* prc64 */
1228         u64 rx_size_127;                /* prc127 */
1229         u64 rx_size_255;                /* prc255 */
1230         u64 rx_size_511;                /* prc511 */
1231         u64 rx_size_1023;               /* prc1023 */
1232         u64 rx_size_1522;               /* prc1522 */
1233         u64 rx_size_big;                /* prc9522 */
1234         u64 rx_undersize;               /* ruc */
1235         u64 rx_fragments;               /* rfc */
1236         u64 rx_oversize;                /* roc */
1237         u64 rx_jabber;                  /* rjc */
1238         u64 tx_size_64;                 /* ptc64 */
1239         u64 tx_size_127;                /* ptc127 */
1240         u64 tx_size_255;                /* ptc255 */
1241         u64 tx_size_511;                /* ptc511 */
1242         u64 tx_size_1023;               /* ptc1023 */
1243         u64 tx_size_1522;               /* ptc1522 */
1244         u64 tx_size_big;                /* ptc9522 */
1245         u64 mac_short_packet_dropped;   /* mspdc */
1246         u64 checksum_error;             /* xec */
1247         /* flow director stats */
1248         u64 fd_atr_match;
1249         u64 fd_sb_match;
1250         /* EEE LPI */
1251         u32 tx_lpi_status;
1252         u32 rx_lpi_status;
1253         u64 tx_lpi_count;               /* etlpic */
1254         u64 rx_lpi_count;               /* erlpic */
1255 };
1256
1257 /* Checksum and Shadow RAM pointers */
1258 #define I40E_SR_NVM_CONTROL_WORD                0x00
1259 #define I40E_SR_PCIE_ANALOG_CONFIG_PTR          0x03
1260 #define I40E_SR_PHY_ANALOG_CONFIG_PTR           0x04
1261 #define I40E_SR_OPTION_ROM_PTR                  0x05
1262 #define I40E_SR_RO_PCIR_REGS_AUTO_LOAD_PTR      0x06
1263 #define I40E_SR_AUTO_GENERATED_POINTERS_PTR     0x07
1264 #define I40E_SR_PCIR_REGS_AUTO_LOAD_PTR         0x08
1265 #define I40E_SR_EMP_GLOBAL_MODULE_PTR           0x09
1266 #define I40E_SR_RO_PCIE_LCB_PTR                 0x0A
1267 #define I40E_SR_EMP_IMAGE_PTR                   0x0B
1268 #define I40E_SR_PE_IMAGE_PTR                    0x0C
1269 #define I40E_SR_CSR_PROTECTED_LIST_PTR          0x0D
1270 #define I40E_SR_MNG_CONFIG_PTR                  0x0E
1271 #define I40E_SR_EMP_MODULE_PTR                  0x0F
1272 #define I40E_SR_PBA_FLAGS                       0x15
1273 #define I40E_SR_PBA_BLOCK_PTR                   0x16
1274 #define I40E_SR_BOOT_CONFIG_PTR                 0x17
1275 #define I40E_SR_NVM_DEV_STARTER_VERSION         0x18
1276 #define I40E_SR_NVM_WAKE_ON_LAN                 0x19
1277 #define I40E_SR_ALTERNATE_SAN_MAC_ADDRESS_PTR   0x27
1278 #define I40E_SR_PERMANENT_SAN_MAC_ADDRESS_PTR   0x28
1279 #define I40E_SR_NVM_MAP_VERSION                 0x29
1280 #define I40E_SR_NVM_IMAGE_VERSION               0x2A
1281 #define I40E_SR_NVM_STRUCTURE_VERSION           0x2B
1282 #define I40E_SR_NVM_EETRACK_LO                  0x2D
1283 #define I40E_SR_NVM_EETRACK_HI                  0x2E
1284 #define I40E_SR_VPD_PTR                         0x2F
1285 #define I40E_SR_PXE_SETUP_PTR                   0x30
1286 #define I40E_SR_PXE_CONFIG_CUST_OPTIONS_PTR     0x31
1287 #define I40E_SR_NVM_ORIGINAL_EETRACK_LO         0x34
1288 #define I40E_SR_NVM_ORIGINAL_EETRACK_HI         0x35
1289 #define I40E_SR_SW_ETHERNET_MAC_ADDRESS_PTR     0x37
1290 #define I40E_SR_POR_REGS_AUTO_LOAD_PTR          0x38
1291 #define I40E_SR_EMPR_REGS_AUTO_LOAD_PTR         0x3A
1292 #define I40E_SR_GLOBR_REGS_AUTO_LOAD_PTR        0x3B
1293 #define I40E_SR_CORER_REGS_AUTO_LOAD_PTR        0x3C
1294 #define I40E_SR_PCIE_ALT_AUTO_LOAD_PTR          0x3E
1295 #define I40E_SR_SW_CHECKSUM_WORD                0x3F
1296 #define I40E_SR_1ST_FREE_PROVISION_AREA_PTR     0x40
1297 #define I40E_SR_4TH_FREE_PROVISION_AREA_PTR     0x42
1298 #define I40E_SR_3RD_FREE_PROVISION_AREA_PTR     0x44
1299 #define I40E_SR_2ND_FREE_PROVISION_AREA_PTR     0x46
1300 #define I40E_SR_EMP_SR_SETTINGS_PTR             0x48
1301 #define I40E_SR_FEATURE_CONFIGURATION_PTR       0x49
1302 #define I40E_SR_CONFIGURATION_METADATA_PTR      0x4D
1303 #define I40E_SR_IMMEDIATE_VALUES_PTR            0x4E
1304
1305 /* Auxiliary field, mask and shift definition for Shadow RAM and NVM Flash */
1306 #define I40E_SR_VPD_MODULE_MAX_SIZE             1024
1307 #define I40E_SR_PCIE_ALT_MODULE_MAX_SIZE        1024
1308 #define I40E_SR_CONTROL_WORD_1_SHIFT            0x06
1309 #define I40E_SR_CONTROL_WORD_1_MASK     (0x03 << I40E_SR_CONTROL_WORD_1_SHIFT)
1310
1311 /* Shadow RAM related */
1312 #define I40E_SR_SECTOR_SIZE_IN_WORDS    0x800
1313 #define I40E_SR_BUF_ALIGNMENT           4096
1314 #define I40E_SR_WORDS_IN_1KB            512
1315 /* Checksum should be calculated such that after adding all the words,
1316  * including the checksum word itself, the sum should be 0xBABA.
1317  */
1318 #define I40E_SR_SW_CHECKSUM_BASE        0xBABA
1319
1320 #define I40E_SRRD_SRCTL_ATTEMPTS        100000
1321
1322 enum i40e_switch_element_types {
1323         I40E_SWITCH_ELEMENT_TYPE_MAC    = 1,
1324         I40E_SWITCH_ELEMENT_TYPE_PF     = 2,
1325         I40E_SWITCH_ELEMENT_TYPE_VF     = 3,
1326         I40E_SWITCH_ELEMENT_TYPE_EMP    = 4,
1327         I40E_SWITCH_ELEMENT_TYPE_BMC    = 6,
1328         I40E_SWITCH_ELEMENT_TYPE_PE     = 16,
1329         I40E_SWITCH_ELEMENT_TYPE_VEB    = 17,
1330         I40E_SWITCH_ELEMENT_TYPE_PA     = 18,
1331         I40E_SWITCH_ELEMENT_TYPE_VSI    = 19,
1332 };
1333
1334 /* Supported EtherType filters */
1335 enum i40e_ether_type_index {
1336         I40E_ETHER_TYPE_1588            = 0,
1337         I40E_ETHER_TYPE_FIP             = 1,
1338         I40E_ETHER_TYPE_OUI_EXTENDED    = 2,
1339         I40E_ETHER_TYPE_MAC_CONTROL     = 3,
1340         I40E_ETHER_TYPE_LLDP            = 4,
1341         I40E_ETHER_TYPE_EVB_PROTOCOL1   = 5,
1342         I40E_ETHER_TYPE_EVB_PROTOCOL2   = 6,
1343         I40E_ETHER_TYPE_QCN_CNM         = 7,
1344         I40E_ETHER_TYPE_8021X           = 8,
1345         I40E_ETHER_TYPE_ARP             = 9,
1346         I40E_ETHER_TYPE_RSV1            = 10,
1347         I40E_ETHER_TYPE_RSV2            = 11,
1348 };
1349
1350 /* Filter context base size is 1K */
1351 #define I40E_HASH_FILTER_BASE_SIZE      1024
1352 /* Supported Hash filter values */
1353 enum i40e_hash_filter_size {
1354         I40E_HASH_FILTER_SIZE_1K        = 0,
1355         I40E_HASH_FILTER_SIZE_2K        = 1,
1356         I40E_HASH_FILTER_SIZE_4K        = 2,
1357         I40E_HASH_FILTER_SIZE_8K        = 3,
1358         I40E_HASH_FILTER_SIZE_16K       = 4,
1359         I40E_HASH_FILTER_SIZE_32K       = 5,
1360         I40E_HASH_FILTER_SIZE_64K       = 6,
1361         I40E_HASH_FILTER_SIZE_128K      = 7,
1362         I40E_HASH_FILTER_SIZE_256K      = 8,
1363         I40E_HASH_FILTER_SIZE_512K      = 9,
1364         I40E_HASH_FILTER_SIZE_1M        = 10,
1365 };
1366
1367 /* DMA context base size is 0.5K */
1368 #define I40E_DMA_CNTX_BASE_SIZE         512
1369 /* Supported DMA context values */
1370 enum i40e_dma_cntx_size {
1371         I40E_DMA_CNTX_SIZE_512          = 0,
1372         I40E_DMA_CNTX_SIZE_1K           = 1,
1373         I40E_DMA_CNTX_SIZE_2K           = 2,
1374         I40E_DMA_CNTX_SIZE_4K           = 3,
1375         I40E_DMA_CNTX_SIZE_8K           = 4,
1376         I40E_DMA_CNTX_SIZE_16K          = 5,
1377         I40E_DMA_CNTX_SIZE_32K          = 6,
1378         I40E_DMA_CNTX_SIZE_64K          = 7,
1379         I40E_DMA_CNTX_SIZE_128K         = 8,
1380         I40E_DMA_CNTX_SIZE_256K         = 9,
1381 };
1382
1383 /* Supported Hash look up table (LUT) sizes */
1384 enum i40e_hash_lut_size {
1385         I40E_HASH_LUT_SIZE_128          = 0,
1386         I40E_HASH_LUT_SIZE_512          = 1,
1387 };
1388
1389 /* Structure to hold a per PF filter control settings */
1390 struct i40e_filter_control_settings {
1391         /* number of PE Quad Hash filter buckets */
1392         enum i40e_hash_filter_size pe_filt_num;
1393         /* number of PE Quad Hash contexts */
1394         enum i40e_dma_cntx_size pe_cntx_num;
1395         /* number of FCoE filter buckets */
1396         enum i40e_hash_filter_size fcoe_filt_num;
1397         /* number of FCoE DDP contexts */
1398         enum i40e_dma_cntx_size fcoe_cntx_num;
1399         /* size of the Hash LUT */
1400         enum i40e_hash_lut_size hash_lut_size;
1401         /* enable FDIR filters for PF and its VFs */
1402         bool enable_fdir;
1403         /* enable Ethertype filters for PF and its VFs */
1404         bool enable_ethtype;
1405         /* enable MAC/VLAN filters for PF and its VFs */
1406         bool enable_macvlan;
1407 };
1408
1409 /* Structure to hold device level control filter counts */
1410 struct i40e_control_filter_stats {
1411         u16 mac_etype_used;   /* Used perfect match MAC/EtherType filters */
1412         u16 etype_used;       /* Used perfect EtherType filters */
1413         u16 mac_etype_free;   /* Un-used perfect match MAC/EtherType filters */
1414         u16 etype_free;       /* Un-used perfect EtherType filters */
1415 };
1416
1417 enum i40e_reset_type {
1418         I40E_RESET_POR          = 0,
1419         I40E_RESET_CORER        = 1,
1420         I40E_RESET_GLOBR        = 2,
1421         I40E_RESET_EMPR         = 3,
1422 };
1423
1424 /* IEEE 802.1AB LLDP Agent Variables from NVM */
1425 #define I40E_NVM_LLDP_CFG_PTR           0xD
1426 struct i40e_lldp_variables {
1427         u16 length;
1428         u16 adminstatus;
1429         u16 msgfasttx;
1430         u16 msgtxinterval;
1431         u16 txparams;
1432         u16 timers;
1433         u16 crc8;
1434 };
1435
1436 /* Offsets into Alternate Ram */
1437 #define I40E_ALT_STRUCT_FIRST_PF_OFFSET         0   /* in dwords */
1438 #define I40E_ALT_STRUCT_DWORDS_PER_PF           64   /* in dwords */
1439 #define I40E_ALT_STRUCT_OUTER_VLAN_TAG_OFFSET   0xD  /* in dwords */
1440 #define I40E_ALT_STRUCT_USER_PRIORITY_OFFSET    0xC  /* in dwords */
1441 #define I40E_ALT_STRUCT_MIN_BW_OFFSET           0xE  /* in dwords */
1442 #define I40E_ALT_STRUCT_MAX_BW_OFFSET           0xF  /* in dwords */
1443
1444 /* Alternate Ram Bandwidth Masks */
1445 #define I40E_ALT_BW_VALUE_MASK          0xFF
1446 #define I40E_ALT_BW_RELATIVE_MASK       0x40000000
1447 #define I40E_ALT_BW_VALID_MASK          0x80000000
1448
1449 /* RSS Hash Table Size */
1450 #define I40E_PFQF_CTL_0_HASHLUTSIZE_512 0x00010000
1451 #endif /* _I40E_TYPE_H_ */