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