root/drivers/net/ethernet/hisilicon/hns3/hnae3.h

INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 // Copyright (c) 2016-2017 Hisilicon Limited.
   3 
   4 #ifndef __HNAE3_H
   5 #define __HNAE3_H
   6 
   7 /* Names used in this framework:
   8  *      ae handle (handle):
   9  *        a set of queues provided by AE
  10  *      ring buffer queue (rbq):
  11  *        the channel between upper layer and the AE, can do tx and rx
  12  *      ring:
  13  *        a tx or rx channel within a rbq
  14  *      ring description (desc):
  15  *        an element in the ring with packet information
  16  *      buffer:
  17  *        a memory region referred by desc with the full packet payload
  18  *
  19  * "num" means a static number set as a parameter, "count" mean a dynamic
  20  *   number set while running
  21  * "cb" means control block
  22  */
  23 
  24 #include <linux/acpi.h>
  25 #include <linux/dcbnl.h>
  26 #include <linux/delay.h>
  27 #include <linux/device.h>
  28 #include <linux/module.h>
  29 #include <linux/netdevice.h>
  30 #include <linux/pci.h>
  31 #include <linux/types.h>
  32 
  33 #define HNAE3_MOD_VERSION "1.0"
  34 
  35 #define HNAE3_MIN_VECTOR_NUM    2 /* first one for misc, another for IO */
  36 
  37 /* Device IDs */
  38 #define HNAE3_DEV_ID_GE                         0xA220
  39 #define HNAE3_DEV_ID_25GE                       0xA221
  40 #define HNAE3_DEV_ID_25GE_RDMA                  0xA222
  41 #define HNAE3_DEV_ID_25GE_RDMA_MACSEC           0xA223
  42 #define HNAE3_DEV_ID_50GE_RDMA                  0xA224
  43 #define HNAE3_DEV_ID_50GE_RDMA_MACSEC           0xA225
  44 #define HNAE3_DEV_ID_100G_RDMA_MACSEC           0xA226
  45 #define HNAE3_DEV_ID_100G_VF                    0xA22E
  46 #define HNAE3_DEV_ID_100G_RDMA_DCB_PFC_VF       0xA22F
  47 
  48 #define HNAE3_CLASS_NAME_SIZE 16
  49 
  50 #define HNAE3_DEV_INITED_B                      0x0
  51 #define HNAE3_DEV_SUPPORT_ROCE_B                0x1
  52 #define HNAE3_DEV_SUPPORT_DCB_B                 0x2
  53 #define HNAE3_KNIC_CLIENT_INITED_B              0x3
  54 #define HNAE3_UNIC_CLIENT_INITED_B              0x4
  55 #define HNAE3_ROCE_CLIENT_INITED_B              0x5
  56 #define HNAE3_DEV_SUPPORT_FD_B                  0x6
  57 #define HNAE3_DEV_SUPPORT_GRO_B                 0x7
  58 
  59 #define HNAE3_DEV_SUPPORT_ROCE_DCB_BITS (BIT(HNAE3_DEV_SUPPORT_DCB_B) |\
  60                 BIT(HNAE3_DEV_SUPPORT_ROCE_B))
  61 
  62 #define hnae3_dev_roce_supported(hdev) \
  63         hnae3_get_bit((hdev)->ae_dev->flag, HNAE3_DEV_SUPPORT_ROCE_B)
  64 
  65 #define hnae3_dev_dcb_supported(hdev) \
  66         hnae3_get_bit((hdev)->ae_dev->flag, HNAE3_DEV_SUPPORT_DCB_B)
  67 
  68 #define hnae3_dev_fd_supported(hdev) \
  69         hnae3_get_bit((hdev)->ae_dev->flag, HNAE3_DEV_SUPPORT_FD_B)
  70 
  71 #define hnae3_dev_gro_supported(hdev) \
  72         hnae3_get_bit((hdev)->ae_dev->flag, HNAE3_DEV_SUPPORT_GRO_B)
  73 
  74 #define ring_ptr_move_fw(ring, p) \
  75         ((ring)->p = ((ring)->p + 1) % (ring)->desc_num)
  76 #define ring_ptr_move_bw(ring, p) \
  77         ((ring)->p = ((ring)->p - 1 + (ring)->desc_num) % (ring)->desc_num)
  78 
  79 enum hns_desc_type {
  80         DESC_TYPE_SKB,
  81         DESC_TYPE_PAGE,
  82 };
  83 
  84 struct hnae3_handle;
  85 
  86 struct hnae3_queue {
  87         void __iomem *io_base;
  88         struct hnae3_ae_algo *ae_algo;
  89         struct hnae3_handle *handle;
  90         int tqp_index;          /* index in a handle */
  91         u32 buf_size;           /* size for hnae_desc->addr, preset by AE */
  92         u16 tx_desc_num;        /* total number of tx desc */
  93         u16 rx_desc_num;        /* total number of rx desc */
  94 };
  95 
  96 struct hns3_mac_stats {
  97         u64 tx_pause_cnt;
  98         u64 rx_pause_cnt;
  99 };
 100 
 101 /* hnae3 loop mode */
 102 enum hnae3_loop {
 103         HNAE3_LOOP_APP,
 104         HNAE3_LOOP_SERIAL_SERDES,
 105         HNAE3_LOOP_PARALLEL_SERDES,
 106         HNAE3_LOOP_PHY,
 107         HNAE3_LOOP_NONE,
 108 };
 109 
 110 enum hnae3_client_type {
 111         HNAE3_CLIENT_KNIC,
 112         HNAE3_CLIENT_ROCE,
 113 };
 114 
 115 /* mac media type */
 116 enum hnae3_media_type {
 117         HNAE3_MEDIA_TYPE_UNKNOWN,
 118         HNAE3_MEDIA_TYPE_FIBER,
 119         HNAE3_MEDIA_TYPE_COPPER,
 120         HNAE3_MEDIA_TYPE_BACKPLANE,
 121         HNAE3_MEDIA_TYPE_NONE,
 122 };
 123 
 124 /* must be consistent with definition in firmware */
 125 enum hnae3_module_type {
 126         HNAE3_MODULE_TYPE_UNKNOWN       = 0x00,
 127         HNAE3_MODULE_TYPE_FIBRE_LR      = 0x01,
 128         HNAE3_MODULE_TYPE_FIBRE_SR      = 0x02,
 129         HNAE3_MODULE_TYPE_AOC           = 0x03,
 130         HNAE3_MODULE_TYPE_CR            = 0x04,
 131         HNAE3_MODULE_TYPE_KR            = 0x05,
 132         HNAE3_MODULE_TYPE_TP            = 0x06,
 133 
 134 };
 135 
 136 enum hnae3_fec_mode {
 137         HNAE3_FEC_AUTO = 0,
 138         HNAE3_FEC_BASER,
 139         HNAE3_FEC_RS,
 140         HNAE3_FEC_USER_DEF,
 141 };
 142 
 143 enum hnae3_reset_notify_type {
 144         HNAE3_UP_CLIENT,
 145         HNAE3_DOWN_CLIENT,
 146         HNAE3_INIT_CLIENT,
 147         HNAE3_UNINIT_CLIENT,
 148         HNAE3_RESTORE_CLIENT,
 149 };
 150 
 151 enum hnae3_hw_error_type {
 152         HNAE3_PPU_POISON_ERROR,
 153         HNAE3_CMDQ_ECC_ERROR,
 154         HNAE3_IMP_RD_POISON_ERROR,
 155 };
 156 
 157 enum hnae3_reset_type {
 158         HNAE3_VF_RESET,
 159         HNAE3_VF_FUNC_RESET,
 160         HNAE3_VF_PF_FUNC_RESET,
 161         HNAE3_VF_FULL_RESET,
 162         HNAE3_FLR_RESET,
 163         HNAE3_FUNC_RESET,
 164         HNAE3_GLOBAL_RESET,
 165         HNAE3_IMP_RESET,
 166         HNAE3_UNKNOWN_RESET,
 167         HNAE3_NONE_RESET,
 168 };
 169 
 170 enum hnae3_flr_state {
 171         HNAE3_FLR_DOWN,
 172         HNAE3_FLR_DONE,
 173 };
 174 
 175 enum hnae3_port_base_vlan_state {
 176         HNAE3_PORT_BASE_VLAN_DISABLE,
 177         HNAE3_PORT_BASE_VLAN_ENABLE,
 178         HNAE3_PORT_BASE_VLAN_MODIFY,
 179         HNAE3_PORT_BASE_VLAN_NOCHANGE,
 180 };
 181 
 182 struct hnae3_vector_info {
 183         u8 __iomem *io_addr;
 184         int vector;
 185 };
 186 
 187 #define HNAE3_RING_TYPE_B 0
 188 #define HNAE3_RING_TYPE_TX 0
 189 #define HNAE3_RING_TYPE_RX 1
 190 #define HNAE3_RING_GL_IDX_S 0
 191 #define HNAE3_RING_GL_IDX_M GENMASK(1, 0)
 192 #define HNAE3_RING_GL_RX 0
 193 #define HNAE3_RING_GL_TX 1
 194 
 195 #define HNAE3_FW_VERSION_BYTE3_SHIFT    24
 196 #define HNAE3_FW_VERSION_BYTE3_MASK     GENMASK(31, 24)
 197 #define HNAE3_FW_VERSION_BYTE2_SHIFT    16
 198 #define HNAE3_FW_VERSION_BYTE2_MASK     GENMASK(23, 16)
 199 #define HNAE3_FW_VERSION_BYTE1_SHIFT    8
 200 #define HNAE3_FW_VERSION_BYTE1_MASK     GENMASK(15, 8)
 201 #define HNAE3_FW_VERSION_BYTE0_SHIFT    0
 202 #define HNAE3_FW_VERSION_BYTE0_MASK     GENMASK(7, 0)
 203 
 204 struct hnae3_ring_chain_node {
 205         struct hnae3_ring_chain_node *next;
 206         u32 tqp_index;
 207         u32 flag;
 208         u32 int_gl_idx;
 209 };
 210 
 211 #define HNAE3_IS_TX_RING(node) \
 212         (((node)->flag & (1 << HNAE3_RING_TYPE_B)) == HNAE3_RING_TYPE_TX)
 213 
 214 struct hnae3_client_ops {
 215         int (*init_instance)(struct hnae3_handle *handle);
 216         void (*uninit_instance)(struct hnae3_handle *handle, bool reset);
 217         void (*link_status_change)(struct hnae3_handle *handle, bool state);
 218         int (*setup_tc)(struct hnae3_handle *handle, u8 tc);
 219         int (*reset_notify)(struct hnae3_handle *handle,
 220                             enum hnae3_reset_notify_type type);
 221         void (*process_hw_error)(struct hnae3_handle *handle,
 222                                  enum hnae3_hw_error_type);
 223 };
 224 
 225 #define HNAE3_CLIENT_NAME_LENGTH 16
 226 struct hnae3_client {
 227         char name[HNAE3_CLIENT_NAME_LENGTH];
 228         unsigned long state;
 229         enum hnae3_client_type type;
 230         const struct hnae3_client_ops *ops;
 231         struct list_head node;
 232 };
 233 
 234 struct hnae3_ae_dev {
 235         struct pci_dev *pdev;
 236         const struct hnae3_ae_ops *ops;
 237         struct list_head node;
 238         u32 flag;
 239         unsigned long hw_err_reset_req;
 240         enum hnae3_reset_type reset_type;
 241         void *priv;
 242 };
 243 
 244 /* This struct defines the operation on the handle.
 245  *
 246  * init_ae_dev(): (mandatory)
 247  *   Get PF configure from pci_dev and initialize PF hardware
 248  * uninit_ae_dev()
 249  *   Disable PF device and release PF resource
 250  * register_client
 251  *   Register client to ae_dev
 252  * unregister_client()
 253  *   Unregister client from ae_dev
 254  * start()
 255  *   Enable the hardware
 256  * stop()
 257  *   Disable the hardware
 258  * start_client()
 259  *   Inform the hclge that client has been started
 260  * stop_client()
 261  *   Inform the hclge that client has been stopped
 262  * get_status()
 263  *   Get the carrier state of the back channel of the handle, 1 for ok, 0 for
 264  *   non-ok
 265  * get_ksettings_an_result()
 266  *   Get negotiation status,speed and duplex
 267  * get_media_type()
 268  *   Get media type of MAC
 269  * check_port_speed()
 270  *   Check target speed whether is supported
 271  * adjust_link()
 272  *   Adjust link status
 273  * set_loopback()
 274  *   Set loopback
 275  * set_promisc_mode
 276  *   Set promisc mode
 277  * set_mtu()
 278  *   set mtu
 279  * get_pauseparam()
 280  *   get tx and rx of pause frame use
 281  * set_pauseparam()
 282  *   set tx and rx of pause frame use
 283  * set_autoneg()
 284  *   set auto autonegotiation of pause frame use
 285  * get_autoneg()
 286  *   get auto autonegotiation of pause frame use
 287  * restart_autoneg()
 288  *   restart autonegotiation
 289  * halt_autoneg()
 290  *   halt/resume autonegotiation when autonegotiation on
 291  * get_coalesce_usecs()
 292  *   get usecs to delay a TX interrupt after a packet is sent
 293  * get_rx_max_coalesced_frames()
 294  *   get Maximum number of packets to be sent before a TX interrupt.
 295  * set_coalesce_usecs()
 296  *   set usecs to delay a TX interrupt after a packet is sent
 297  * set_coalesce_frames()
 298  *   set Maximum number of packets to be sent before a TX interrupt.
 299  * get_mac_addr()
 300  *   get mac address
 301  * set_mac_addr()
 302  *   set mac address
 303  * add_uc_addr
 304  *   Add unicast addr to mac table
 305  * rm_uc_addr
 306  *   Remove unicast addr from mac table
 307  * set_mc_addr()
 308  *   Set multicast address
 309  * add_mc_addr
 310  *   Add multicast address to mac table
 311  * rm_mc_addr
 312  *   Remove multicast address from mac table
 313  * update_stats()
 314  *   Update Old network device statistics
 315  * get_mac_stats()
 316  *   get mac pause statistics including tx_cnt and rx_cnt
 317  * get_ethtool_stats()
 318  *   Get ethtool network device statistics
 319  * get_strings()
 320  *   Get a set of strings that describe the requested objects
 321  * get_sset_count()
 322  *   Get number of strings that @get_strings will write
 323  * update_led_status()
 324  *   Update the led status
 325  * set_led_id()
 326  *   Set led id
 327  * get_regs()
 328  *   Get regs dump
 329  * get_regs_len()
 330  *   Get the len of the regs dump
 331  * get_rss_key_size()
 332  *   Get rss key size
 333  * get_rss_indir_size()
 334  *   Get rss indirection table size
 335  * get_rss()
 336  *   Get rss table
 337  * set_rss()
 338  *   Set rss table
 339  * get_tc_size()
 340  *   Get tc size of handle
 341  * get_vector()
 342  *   Get vector number and vector information
 343  * put_vector()
 344  *   Put the vector in hdev
 345  * map_ring_to_vector()
 346  *   Map rings to vector
 347  * unmap_ring_from_vector()
 348  *   Unmap rings from vector
 349  * reset_queue()
 350  *   Reset queue
 351  * get_fw_version()
 352  *   Get firmware version
 353  * get_mdix_mode()
 354  *   Get media typr of phy
 355  * enable_vlan_filter()
 356  *   Enable vlan filter
 357  * set_vlan_filter()
 358  *   Set vlan filter config of Ports
 359  * set_vf_vlan_filter()
 360  *   Set vlan filter config of vf
 361  * restore_vlan_table()
 362  *   Restore vlan filter entries after reset
 363  * enable_hw_strip_rxvtag()
 364  *   Enable/disable hardware strip vlan tag of packets received
 365  * set_gro_en
 366  *   Enable/disable HW GRO
 367  * add_arfs_entry
 368  *   Check the 5-tuples of flow, and create flow director rule
 369  */
 370 struct hnae3_ae_ops {
 371         int (*init_ae_dev)(struct hnae3_ae_dev *ae_dev);
 372         void (*uninit_ae_dev)(struct hnae3_ae_dev *ae_dev);
 373         void (*flr_prepare)(struct hnae3_ae_dev *ae_dev);
 374         void (*flr_done)(struct hnae3_ae_dev *ae_dev);
 375         int (*init_client_instance)(struct hnae3_client *client,
 376                                     struct hnae3_ae_dev *ae_dev);
 377         void (*uninit_client_instance)(struct hnae3_client *client,
 378                                        struct hnae3_ae_dev *ae_dev);
 379         int (*start)(struct hnae3_handle *handle);
 380         void (*stop)(struct hnae3_handle *handle);
 381         int (*client_start)(struct hnae3_handle *handle);
 382         void (*client_stop)(struct hnae3_handle *handle);
 383         int (*get_status)(struct hnae3_handle *handle);
 384         void (*get_ksettings_an_result)(struct hnae3_handle *handle,
 385                                         u8 *auto_neg, u32 *speed, u8 *duplex);
 386 
 387         int (*cfg_mac_speed_dup_h)(struct hnae3_handle *handle, int speed,
 388                                    u8 duplex);
 389 
 390         void (*get_media_type)(struct hnae3_handle *handle, u8 *media_type,
 391                                u8 *module_type);
 392         int (*check_port_speed)(struct hnae3_handle *handle, u32 speed);
 393         void (*get_fec)(struct hnae3_handle *handle, u8 *fec_ability,
 394                         u8 *fec_mode);
 395         int (*set_fec)(struct hnae3_handle *handle, u32 fec_mode);
 396         void (*adjust_link)(struct hnae3_handle *handle, int speed, int duplex);
 397         int (*set_loopback)(struct hnae3_handle *handle,
 398                             enum hnae3_loop loop_mode, bool en);
 399 
 400         int (*set_promisc_mode)(struct hnae3_handle *handle, bool en_uc_pmc,
 401                                 bool en_mc_pmc);
 402         int (*set_mtu)(struct hnae3_handle *handle, int new_mtu);
 403 
 404         void (*get_pauseparam)(struct hnae3_handle *handle,
 405                                u32 *auto_neg, u32 *rx_en, u32 *tx_en);
 406         int (*set_pauseparam)(struct hnae3_handle *handle,
 407                               u32 auto_neg, u32 rx_en, u32 tx_en);
 408 
 409         int (*set_autoneg)(struct hnae3_handle *handle, bool enable);
 410         int (*get_autoneg)(struct hnae3_handle *handle);
 411         int (*restart_autoneg)(struct hnae3_handle *handle);
 412         int (*halt_autoneg)(struct hnae3_handle *handle, bool halt);
 413 
 414         void (*get_coalesce_usecs)(struct hnae3_handle *handle,
 415                                    u32 *tx_usecs, u32 *rx_usecs);
 416         void (*get_rx_max_coalesced_frames)(struct hnae3_handle *handle,
 417                                             u32 *tx_frames, u32 *rx_frames);
 418         int (*set_coalesce_usecs)(struct hnae3_handle *handle, u32 timeout);
 419         int (*set_coalesce_frames)(struct hnae3_handle *handle,
 420                                    u32 coalesce_frames);
 421         void (*get_coalesce_range)(struct hnae3_handle *handle,
 422                                    u32 *tx_frames_low, u32 *rx_frames_low,
 423                                    u32 *tx_frames_high, u32 *rx_frames_high,
 424                                    u32 *tx_usecs_low, u32 *rx_usecs_low,
 425                                    u32 *tx_usecs_high, u32 *rx_usecs_high);
 426 
 427         void (*get_mac_addr)(struct hnae3_handle *handle, u8 *p);
 428         int (*set_mac_addr)(struct hnae3_handle *handle, void *p,
 429                             bool is_first);
 430         int (*do_ioctl)(struct hnae3_handle *handle,
 431                         struct ifreq *ifr, int cmd);
 432         int (*add_uc_addr)(struct hnae3_handle *handle,
 433                            const unsigned char *addr);
 434         int (*rm_uc_addr)(struct hnae3_handle *handle,
 435                           const unsigned char *addr);
 436         int (*set_mc_addr)(struct hnae3_handle *handle, void *addr);
 437         int (*add_mc_addr)(struct hnae3_handle *handle,
 438                            const unsigned char *addr);
 439         int (*rm_mc_addr)(struct hnae3_handle *handle,
 440                           const unsigned char *addr);
 441         void (*set_tso_stats)(struct hnae3_handle *handle, int enable);
 442         void (*update_stats)(struct hnae3_handle *handle,
 443                              struct net_device_stats *net_stats);
 444         void (*get_stats)(struct hnae3_handle *handle, u64 *data);
 445         void (*get_mac_stats)(struct hnae3_handle *handle,
 446                               struct hns3_mac_stats *mac_stats);
 447         void (*get_strings)(struct hnae3_handle *handle,
 448                             u32 stringset, u8 *data);
 449         int (*get_sset_count)(struct hnae3_handle *handle, int stringset);
 450 
 451         void (*get_regs)(struct hnae3_handle *handle, u32 *version,
 452                          void *data);
 453         int (*get_regs_len)(struct hnae3_handle *handle);
 454 
 455         u32 (*get_rss_key_size)(struct hnae3_handle *handle);
 456         u32 (*get_rss_indir_size)(struct hnae3_handle *handle);
 457         int (*get_rss)(struct hnae3_handle *handle, u32 *indir, u8 *key,
 458                        u8 *hfunc);
 459         int (*set_rss)(struct hnae3_handle *handle, const u32 *indir,
 460                        const u8 *key, const u8 hfunc);
 461         int (*set_rss_tuple)(struct hnae3_handle *handle,
 462                              struct ethtool_rxnfc *cmd);
 463         int (*get_rss_tuple)(struct hnae3_handle *handle,
 464                              struct ethtool_rxnfc *cmd);
 465 
 466         int (*get_tc_size)(struct hnae3_handle *handle);
 467 
 468         int (*get_vector)(struct hnae3_handle *handle, u16 vector_num,
 469                           struct hnae3_vector_info *vector_info);
 470         int (*put_vector)(struct hnae3_handle *handle, int vector_num);
 471         int (*map_ring_to_vector)(struct hnae3_handle *handle,
 472                                   int vector_num,
 473                                   struct hnae3_ring_chain_node *vr_chain);
 474         int (*unmap_ring_from_vector)(struct hnae3_handle *handle,
 475                                       int vector_num,
 476                                       struct hnae3_ring_chain_node *vr_chain);
 477 
 478         int (*reset_queue)(struct hnae3_handle *handle, u16 queue_id);
 479         u32 (*get_fw_version)(struct hnae3_handle *handle);
 480         void (*get_mdix_mode)(struct hnae3_handle *handle,
 481                               u8 *tp_mdix_ctrl, u8 *tp_mdix);
 482 
 483         void (*enable_vlan_filter)(struct hnae3_handle *handle, bool enable);
 484         int (*set_vlan_filter)(struct hnae3_handle *handle, __be16 proto,
 485                                u16 vlan_id, bool is_kill);
 486         int (*set_vf_vlan_filter)(struct hnae3_handle *handle, int vfid,
 487                                   u16 vlan, u8 qos, __be16 proto);
 488         int (*enable_hw_strip_rxvtag)(struct hnae3_handle *handle, bool enable);
 489         void (*reset_event)(struct pci_dev *pdev, struct hnae3_handle *handle);
 490         enum hnae3_reset_type (*get_reset_level)(struct hnae3_ae_dev *ae_dev,
 491                                                  unsigned long *addr);
 492         void (*set_default_reset_request)(struct hnae3_ae_dev *ae_dev,
 493                                           enum hnae3_reset_type rst_type);
 494         void (*get_channels)(struct hnae3_handle *handle,
 495                              struct ethtool_channels *ch);
 496         void (*get_tqps_and_rss_info)(struct hnae3_handle *h,
 497                                       u16 *alloc_tqps, u16 *max_rss_size);
 498         int (*set_channels)(struct hnae3_handle *handle, u32 new_tqps_num,
 499                             bool rxfh_configured);
 500         void (*get_flowctrl_adv)(struct hnae3_handle *handle,
 501                                  u32 *flowctrl_adv);
 502         int (*set_led_id)(struct hnae3_handle *handle,
 503                           enum ethtool_phys_id_state status);
 504         void (*get_link_mode)(struct hnae3_handle *handle,
 505                               unsigned long *supported,
 506                               unsigned long *advertising);
 507         int (*add_fd_entry)(struct hnae3_handle *handle,
 508                             struct ethtool_rxnfc *cmd);
 509         int (*del_fd_entry)(struct hnae3_handle *handle,
 510                             struct ethtool_rxnfc *cmd);
 511         void (*del_all_fd_entries)(struct hnae3_handle *handle,
 512                                    bool clear_list);
 513         int (*get_fd_rule_cnt)(struct hnae3_handle *handle,
 514                                struct ethtool_rxnfc *cmd);
 515         int (*get_fd_rule_info)(struct hnae3_handle *handle,
 516                                 struct ethtool_rxnfc *cmd);
 517         int (*get_fd_all_rules)(struct hnae3_handle *handle,
 518                                 struct ethtool_rxnfc *cmd, u32 *rule_locs);
 519         int (*restore_fd_rules)(struct hnae3_handle *handle);
 520         void (*enable_fd)(struct hnae3_handle *handle, bool enable);
 521         int (*add_arfs_entry)(struct hnae3_handle *handle, u16 queue_id,
 522                               u16 flow_id, struct flow_keys *fkeys);
 523         int (*dbg_run_cmd)(struct hnae3_handle *handle, const char *cmd_buf);
 524         pci_ers_result_t (*handle_hw_ras_error)(struct hnae3_ae_dev *ae_dev);
 525         bool (*get_hw_reset_stat)(struct hnae3_handle *handle);
 526         bool (*ae_dev_resetting)(struct hnae3_handle *handle);
 527         unsigned long (*ae_dev_reset_cnt)(struct hnae3_handle *handle);
 528         int (*set_gro_en)(struct hnae3_handle *handle, bool enable);
 529         u16 (*get_global_queue_id)(struct hnae3_handle *handle, u16 queue_id);
 530         void (*set_timer_task)(struct hnae3_handle *handle, bool enable);
 531         int (*mac_connect_phy)(struct hnae3_handle *handle);
 532         void (*mac_disconnect_phy)(struct hnae3_handle *handle);
 533         void (*restore_vlan_table)(struct hnae3_handle *handle);
 534 };
 535 
 536 struct hnae3_dcb_ops {
 537         /* IEEE 802.1Qaz std */
 538         int (*ieee_getets)(struct hnae3_handle *, struct ieee_ets *);
 539         int (*ieee_setets)(struct hnae3_handle *, struct ieee_ets *);
 540         int (*ieee_getpfc)(struct hnae3_handle *, struct ieee_pfc *);
 541         int (*ieee_setpfc)(struct hnae3_handle *, struct ieee_pfc *);
 542 
 543         /* DCBX configuration */
 544         u8   (*getdcbx)(struct hnae3_handle *);
 545         u8   (*setdcbx)(struct hnae3_handle *, u8);
 546 
 547         int (*setup_tc)(struct hnae3_handle *, u8, u8 *);
 548 };
 549 
 550 struct hnae3_ae_algo {
 551         const struct hnae3_ae_ops *ops;
 552         struct list_head node;
 553         const struct pci_device_id *pdev_id_table;
 554 };
 555 
 556 #define HNAE3_INT_NAME_LEN        (IFNAMSIZ + 16)
 557 #define HNAE3_ITR_COUNTDOWN_START 100
 558 
 559 struct hnae3_tc_info {
 560         u16     tqp_offset;     /* TQP offset from base TQP */
 561         u16     tqp_count;      /* Total TQPs */
 562         u8      tc;             /* TC index */
 563         bool    enable;         /* If this TC is enable or not */
 564 };
 565 
 566 #define HNAE3_MAX_TC            8
 567 #define HNAE3_MAX_USER_PRIO     8
 568 struct hnae3_knic_private_info {
 569         struct net_device *netdev; /* Set by KNIC client when init instance */
 570         u16 rss_size;              /* Allocated RSS queues */
 571         u16 req_rss_size;
 572         u16 rx_buf_len;
 573         u16 num_tx_desc;
 574         u16 num_rx_desc;
 575 
 576         u8 num_tc;                 /* Total number of enabled TCs */
 577         u8 prio_tc[HNAE3_MAX_USER_PRIO];  /* TC indexed by prio */
 578         struct hnae3_tc_info tc_info[HNAE3_MAX_TC]; /* Idx of array is HW TC */
 579 
 580         u16 num_tqps;             /* total number of TQPs in this handle */
 581         struct hnae3_queue **tqp;  /* array base of all TQPs in this instance */
 582         const struct hnae3_dcb_ops *dcb_ops;
 583 
 584         u16 int_rl_setting;
 585         enum pkt_hash_types rss_type;
 586 };
 587 
 588 struct hnae3_roce_private_info {
 589         struct net_device *netdev;
 590         void __iomem *roce_io_base;
 591         int base_vector;
 592         int num_vectors;
 593 
 594         /* The below attributes defined for RoCE client, hnae3 gives
 595          * initial values to them, and RoCE client can modify and use
 596          * them.
 597          */
 598         unsigned long reset_state;
 599         unsigned long instance_state;
 600         unsigned long state;
 601 };
 602 
 603 struct hnae3_unic_private_info {
 604         struct net_device *netdev;
 605         u16 rx_buf_len;
 606         u16 num_tx_desc;
 607         u16 num_rx_desc;
 608 
 609         u16 num_tqps;   /* total number of tqps in this handle */
 610         struct hnae3_queue **tqp;  /* array base of all TQPs of this instance */
 611 };
 612 
 613 #define HNAE3_SUPPORT_APP_LOOPBACK    BIT(0)
 614 #define HNAE3_SUPPORT_PHY_LOOPBACK    BIT(1)
 615 #define HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK    BIT(2)
 616 #define HNAE3_SUPPORT_VF              BIT(3)
 617 #define HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK  BIT(4)
 618 
 619 #define HNAE3_USER_UPE          BIT(0)  /* unicast promisc enabled by user */
 620 #define HNAE3_USER_MPE          BIT(1)  /* mulitcast promisc enabled by user */
 621 #define HNAE3_BPE               BIT(2)  /* broadcast promisc enable */
 622 #define HNAE3_OVERFLOW_UPE      BIT(3)  /* unicast mac vlan overflow */
 623 #define HNAE3_OVERFLOW_MPE      BIT(4)  /* multicast mac vlan overflow */
 624 #define HNAE3_VLAN_FLTR         BIT(5)  /* enable vlan filter */
 625 #define HNAE3_UPE               (HNAE3_USER_UPE | HNAE3_OVERFLOW_UPE)
 626 #define HNAE3_MPE               (HNAE3_USER_MPE | HNAE3_OVERFLOW_MPE)
 627 
 628 struct hnae3_handle {
 629         struct hnae3_client *client;
 630         struct pci_dev *pdev;
 631         void *priv;
 632         struct hnae3_ae_algo *ae_algo;  /* the class who provides this handle */
 633         u64 flags; /* Indicate the capabilities for this handle */
 634 
 635         union {
 636                 struct net_device *netdev; /* first member */
 637                 struct hnae3_knic_private_info kinfo;
 638                 struct hnae3_unic_private_info uinfo;
 639                 struct hnae3_roce_private_info rinfo;
 640         };
 641 
 642         u32 numa_node_mask;     /* for multi-chip support */
 643 
 644         enum hnae3_port_base_vlan_state port_base_vlan_state;
 645 
 646         u8 netdev_flags;
 647         struct dentry *hnae3_dbgfs;
 648 
 649         /* Network interface message level enabled bits */
 650         u32 msg_enable;
 651 };
 652 
 653 #define hnae3_set_field(origin, mask, shift, val) \
 654         do { \
 655                 (origin) &= (~(mask)); \
 656                 (origin) |= ((val) << (shift)) & (mask); \
 657         } while (0)
 658 #define hnae3_get_field(origin, mask, shift) (((origin) & (mask)) >> (shift))
 659 
 660 #define hnae3_set_bit(origin, shift, val) \
 661         hnae3_set_field((origin), (0x1 << (shift)), (shift), (val))
 662 #define hnae3_get_bit(origin, shift) \
 663         hnae3_get_field((origin), (0x1 << (shift)), (shift))
 664 
 665 int hnae3_register_ae_dev(struct hnae3_ae_dev *ae_dev);
 666 void hnae3_unregister_ae_dev(struct hnae3_ae_dev *ae_dev);
 667 
 668 void hnae3_unregister_ae_algo(struct hnae3_ae_algo *ae_algo);
 669 void hnae3_register_ae_algo(struct hnae3_ae_algo *ae_algo);
 670 
 671 void hnae3_unregister_client(struct hnae3_client *client);
 672 int hnae3_register_client(struct hnae3_client *client);
 673 
 674 void hnae3_set_client_init_flag(struct hnae3_client *client,
 675                                 struct hnae3_ae_dev *ae_dev,
 676                                 unsigned int inited);
 677 #endif