1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Copyright(c) 2013 - 2021 Intel Corporation. */ 3 4 #ifndef _I40E_H_ 5 #define _I40E_H_ 6 7 #include <linux/ethtool.h> 8 #include <linux/pci.h> 9 #include <linux/ptp_clock_kernel.h> 10 #include <linux/types.h> 11 #include <linux/avf/virtchnl.h> 12 #include <linux/net/intel/i40e_client.h> 13 #include <net/pkt_cls.h> 14 #include <net/udp_tunnel.h> 15 #include "i40e_dcb.h" 16 #include "i40e_debug.h" 17 #include "i40e_io.h" 18 #include "i40e_prototype.h" 19 #include "i40e_register.h" 20 #include "i40e_txrx.h" 21 22 /* Useful i40e defaults */ 23 #define I40E_MAX_VEB 16 24 25 #define I40E_MAX_NUM_DESCRIPTORS 4096 26 #define I40E_MAX_CSR_SPACE (4 * 1024 * 1024 - 64 * 1024) 27 #define I40E_DEFAULT_NUM_DESCRIPTORS 512 28 #define I40E_REQ_DESCRIPTOR_MULTIPLE 32 29 #define I40E_MIN_NUM_DESCRIPTORS 64 30 #define I40E_MIN_MSIX 2 31 #define I40E_DEFAULT_NUM_VMDQ_VSI 8 /* max 256 VSIs */ 32 #define I40E_MIN_VSI_ALLOC 83 /* LAN, ATR, FCOE, 64 VF */ 33 /* max 16 qps */ 34 #define i40e_default_queues_per_vmdq(pf) \ 35 (((pf)->hw_features & I40E_HW_RSS_AQ_CAPABLE) ? 4 : 1) 36 #define I40E_DEFAULT_QUEUES_PER_VF 4 37 #define I40E_MAX_VF_QUEUES 16 38 #define i40e_pf_get_max_q_per_tc(pf) \ 39 (((pf)->hw_features & I40E_HW_128_QP_RSS_CAPABLE) ? 128 : 64) 40 #define I40E_FDIR_RING_COUNT 32 41 #define I40E_MAX_AQ_BUF_SIZE 4096 42 #define I40E_AQ_LEN 256 43 #define I40E_MIN_ARQ_LEN 1 44 #define I40E_MIN_ASQ_LEN 2 45 #define I40E_AQ_WORK_LIMIT 66 /* max number of VFs + a little */ 46 #define I40E_MAX_USER_PRIORITY 8 47 #define I40E_DEFAULT_TRAFFIC_CLASS BIT(0) 48 #define I40E_QUEUE_WAIT_RETRY_LIMIT 10 49 #define I40E_INT_NAME_STR_LEN (IFNAMSIZ + 16) 50 51 #define I40E_NVM_VERSION_LO_SHIFT 0 52 #define I40E_NVM_VERSION_LO_MASK (0xff << I40E_NVM_VERSION_LO_SHIFT) 53 #define I40E_NVM_VERSION_HI_SHIFT 12 54 #define I40E_NVM_VERSION_HI_MASK (0xf << I40E_NVM_VERSION_HI_SHIFT) 55 #define I40E_OEM_VER_BUILD_MASK 0xffff 56 #define I40E_OEM_VER_PATCH_MASK 0xff 57 #define I40E_OEM_VER_BUILD_SHIFT 8 58 #define I40E_OEM_VER_SHIFT 24 59 #define I40E_PHY_DEBUG_ALL \ 60 (I40E_AQ_PHY_DEBUG_DISABLE_LINK_FW | \ 61 I40E_AQ_PHY_DEBUG_DISABLE_ALL_LINK_FW) 62 63 #define I40E_OEM_EETRACK_ID 0xffffffff 64 #define I40E_OEM_GEN_SHIFT 24 65 #define I40E_OEM_SNAP_MASK 0x00ff0000 66 #define I40E_OEM_SNAP_SHIFT 16 67 #define I40E_OEM_RELEASE_MASK 0x0000ffff 68 69 #define I40E_RX_DESC(R, i) \ 70 (&(((union i40e_rx_desc *)((R)->desc))[i])) 71 #define I40E_TX_DESC(R, i) \ 72 (&(((struct i40e_tx_desc *)((R)->desc))[i])) 73 #define I40E_TX_CTXTDESC(R, i) \ 74 (&(((struct i40e_tx_context_desc *)((R)->desc))[i])) 75 #define I40E_TX_FDIRDESC(R, i) \ 76 (&(((struct i40e_filter_program_desc *)((R)->desc))[i])) 77 78 /* BW rate limiting */ 79 #define I40E_BW_CREDIT_DIVISOR 50 /* 50Mbps per BW credit */ 80 #define I40E_BW_MBPS_DIVISOR 125000 /* rate / (1000000 / 8) Mbps */ 81 #define I40E_MAX_BW_INACTIVE_ACCUM 4 /* accumulate 4 credits max */ 82 83 /* driver state flags */ 84 enum i40e_state { 85 __I40E_TESTING, 86 __I40E_CONFIG_BUSY, 87 __I40E_CONFIG_DONE, 88 __I40E_DOWN, 89 __I40E_SERVICE_SCHED, 90 __I40E_ADMINQ_EVENT_PENDING, 91 __I40E_MDD_EVENT_PENDING, 92 __I40E_VFLR_EVENT_PENDING, 93 __I40E_RESET_RECOVERY_PENDING, 94 __I40E_TIMEOUT_RECOVERY_PENDING, 95 __I40E_MISC_IRQ_REQUESTED, 96 __I40E_RESET_INTR_RECEIVED, 97 __I40E_REINIT_REQUESTED, 98 __I40E_PF_RESET_REQUESTED, 99 __I40E_PF_RESET_AND_REBUILD_REQUESTED, 100 __I40E_CORE_RESET_REQUESTED, 101 __I40E_GLOBAL_RESET_REQUESTED, 102 __I40E_EMP_RESET_INTR_RECEIVED, 103 __I40E_SUSPENDED, 104 __I40E_PTP_TX_IN_PROGRESS, 105 __I40E_BAD_EEPROM, 106 __I40E_DOWN_REQUESTED, 107 __I40E_FD_FLUSH_REQUESTED, 108 __I40E_FD_ATR_AUTO_DISABLED, 109 __I40E_FD_SB_AUTO_DISABLED, 110 __I40E_RESET_FAILED, 111 __I40E_PORT_SUSPENDED, 112 __I40E_VF_DISABLE, 113 __I40E_MACVLAN_SYNC_PENDING, 114 __I40E_TEMP_LINK_POLLING, 115 __I40E_CLIENT_SERVICE_REQUESTED, 116 __I40E_CLIENT_L2_CHANGE, 117 __I40E_CLIENT_RESET, 118 __I40E_VIRTCHNL_OP_PENDING, 119 __I40E_RECOVERY_MODE, 120 __I40E_VF_RESETS_DISABLED, /* disable resets during i40e_remove */ 121 __I40E_IN_REMOVE, 122 __I40E_VFS_RELEASING, 123 /* This must be last as it determines the size of the BITMAP */ 124 __I40E_STATE_SIZE__, 125 }; 126 127 #define I40E_PF_RESET_FLAG BIT_ULL(__I40E_PF_RESET_REQUESTED) 128 #define I40E_PF_RESET_AND_REBUILD_FLAG \ 129 BIT_ULL(__I40E_PF_RESET_AND_REBUILD_REQUESTED) 130 131 /* VSI state flags */ 132 enum i40e_vsi_state { 133 __I40E_VSI_DOWN, 134 __I40E_VSI_NEEDS_RESTART, 135 __I40E_VSI_SYNCING_FILTERS, 136 __I40E_VSI_OVERFLOW_PROMISC, 137 __I40E_VSI_REINIT_REQUESTED, 138 __I40E_VSI_DOWN_REQUESTED, 139 __I40E_VSI_RELEASING, 140 /* This must be last as it determines the size of the BITMAP */ 141 __I40E_VSI_STATE_SIZE__, 142 }; 143 144 enum i40e_interrupt_policy { 145 I40E_INTERRUPT_BEST_CASE, 146 I40E_INTERRUPT_MEDIUM, 147 I40E_INTERRUPT_LOWEST 148 }; 149 150 struct i40e_lump_tracking { 151 u16 num_entries; 152 u16 list[]; 153 #define I40E_PILE_VALID_BIT 0x8000 154 #define I40E_IWARP_IRQ_PILE_ID (I40E_PILE_VALID_BIT - 2) 155 }; 156 157 #define I40E_DEFAULT_ATR_SAMPLE_RATE 20 158 #define I40E_FDIR_MAX_RAW_PACKET_SIZE 512 159 #define I40E_FDIR_BUFFER_FULL_MARGIN 10 160 #define I40E_FDIR_BUFFER_HEAD_ROOM 32 161 #define I40E_FDIR_BUFFER_HEAD_ROOM_FOR_ATR (I40E_FDIR_BUFFER_HEAD_ROOM * 4) 162 163 #define I40E_HKEY_ARRAY_SIZE ((I40E_PFQF_HKEY_MAX_INDEX + 1) * 4) 164 #define I40E_HLUT_ARRAY_SIZE ((I40E_PFQF_HLUT_MAX_INDEX + 1) * 4) 165 #define I40E_VF_HLUT_ARRAY_SIZE ((I40E_VFQF_HLUT1_MAX_INDEX + 1) * 4) 166 167 enum i40e_fd_stat_idx { 168 I40E_FD_STAT_ATR, 169 I40E_FD_STAT_SB, 170 I40E_FD_STAT_ATR_TUNNEL, 171 I40E_FD_STAT_PF_COUNT 172 }; 173 #define I40E_FD_STAT_PF_IDX(pf_id) ((pf_id) * I40E_FD_STAT_PF_COUNT) 174 #define I40E_FD_ATR_STAT_IDX(pf_id) \ 175 (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_ATR) 176 #define I40E_FD_SB_STAT_IDX(pf_id) \ 177 (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_SB) 178 #define I40E_FD_ATR_TUNNEL_STAT_IDX(pf_id) \ 179 (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_ATR_TUNNEL) 180 181 /* The following structure contains the data parsed from the user-defined 182 * field of the ethtool_rx_flow_spec structure. 183 */ 184 struct i40e_rx_flow_userdef { 185 bool flex_filter; 186 u16 flex_word; 187 u16 flex_offset; 188 }; 189 190 struct i40e_fdir_filter { 191 struct hlist_node fdir_node; 192 /* filter ipnut set */ 193 u8 flow_type; 194 u8 ipl4_proto; 195 /* TX packet view of src and dst */ 196 __be32 dst_ip; 197 __be32 src_ip; 198 __be32 dst_ip6[4]; 199 __be32 src_ip6[4]; 200 __be16 src_port; 201 __be16 dst_port; 202 __be32 sctp_v_tag; 203 204 __be16 vlan_etype; 205 __be16 vlan_tag; 206 /* Flexible data to match within the packet payload */ 207 __be16 flex_word; 208 u16 flex_offset; 209 bool flex_filter; 210 211 /* filter control */ 212 u16 q_index; 213 u8 flex_off; 214 u8 pctype; 215 u16 dest_vsi; 216 u8 dest_ctl; 217 u8 fd_status; 218 u16 cnt_index; 219 u32 fd_id; 220 }; 221 222 #define I40E_CLOUD_FIELD_OMAC BIT(0) 223 #define I40E_CLOUD_FIELD_IMAC BIT(1) 224 #define I40E_CLOUD_FIELD_IVLAN BIT(2) 225 #define I40E_CLOUD_FIELD_TEN_ID BIT(3) 226 #define I40E_CLOUD_FIELD_IIP BIT(4) 227 228 #define I40E_CLOUD_FILTER_FLAGS_OMAC I40E_CLOUD_FIELD_OMAC 229 #define I40E_CLOUD_FILTER_FLAGS_IMAC I40E_CLOUD_FIELD_IMAC 230 #define I40E_CLOUD_FILTER_FLAGS_IMAC_IVLAN (I40E_CLOUD_FIELD_IMAC | \ 231 I40E_CLOUD_FIELD_IVLAN) 232 #define I40E_CLOUD_FILTER_FLAGS_IMAC_TEN_ID (I40E_CLOUD_FIELD_IMAC | \ 233 I40E_CLOUD_FIELD_TEN_ID) 234 #define I40E_CLOUD_FILTER_FLAGS_OMAC_TEN_ID_IMAC (I40E_CLOUD_FIELD_OMAC | \ 235 I40E_CLOUD_FIELD_IMAC | \ 236 I40E_CLOUD_FIELD_TEN_ID) 237 #define I40E_CLOUD_FILTER_FLAGS_IMAC_IVLAN_TEN_ID (I40E_CLOUD_FIELD_IMAC | \ 238 I40E_CLOUD_FIELD_IVLAN | \ 239 I40E_CLOUD_FIELD_TEN_ID) 240 #define I40E_CLOUD_FILTER_FLAGS_IIP I40E_CLOUD_FIELD_IIP 241 242 struct i40e_cloud_filter { 243 struct hlist_node cloud_node; 244 unsigned long cookie; 245 /* cloud filter input set follows */ 246 u8 dst_mac[ETH_ALEN]; 247 u8 src_mac[ETH_ALEN]; 248 __be16 vlan_id; 249 u16 seid; /* filter control */ 250 __be16 dst_port; 251 __be16 src_port; 252 u32 tenant_id; 253 union { 254 struct { 255 struct in_addr dst_ip; 256 struct in_addr src_ip; 257 } v4; 258 struct { 259 struct in6_addr dst_ip6; 260 struct in6_addr src_ip6; 261 } v6; 262 } ip; 263 #define dst_ipv6 ip.v6.dst_ip6.s6_addr32 264 #define src_ipv6 ip.v6.src_ip6.s6_addr32 265 #define dst_ipv4 ip.v4.dst_ip.s_addr 266 #define src_ipv4 ip.v4.src_ip.s_addr 267 u16 n_proto; /* Ethernet Protocol */ 268 u8 ip_proto; /* IPPROTO value */ 269 u8 flags; 270 #define I40E_CLOUD_TNL_TYPE_NONE 0xff 271 u8 tunnel_type; 272 }; 273 274 #define I40E_DCB_PRIO_TYPE_STRICT 0 275 #define I40E_DCB_PRIO_TYPE_ETS 1 276 #define I40E_DCB_STRICT_PRIO_CREDITS 127 277 /* DCB per TC information data structure */ 278 struct i40e_tc_info { 279 u16 qoffset; /* Queue offset from base queue */ 280 u16 qcount; /* Total Queues */ 281 u8 netdev_tc; /* Netdev TC index if netdev associated */ 282 }; 283 284 /* TC configuration data structure */ 285 struct i40e_tc_configuration { 286 u8 numtc; /* Total number of enabled TCs */ 287 u8 enabled_tc; /* TC map */ 288 struct i40e_tc_info tc_info[I40E_MAX_TRAFFIC_CLASS]; 289 }; 290 291 #define I40E_UDP_PORT_INDEX_UNUSED 255 292 struct i40e_udp_port_config { 293 /* AdminQ command interface expects port number in Host byte order */ 294 u16 port; 295 u8 type; 296 u8 filter_index; 297 }; 298 299 #define I40_DDP_FLASH_REGION 100 300 #define I40E_PROFILE_INFO_SIZE 48 301 #define I40E_MAX_PROFILE_NUM 16 302 #define I40E_PROFILE_LIST_SIZE \ 303 (I40E_PROFILE_INFO_SIZE * I40E_MAX_PROFILE_NUM + 4) 304 #define I40E_DDP_PROFILE_PATH "intel/i40e/ddp/" 305 #define I40E_DDP_PROFILE_NAME_MAX 64 306 307 int i40e_ddp_load(struct net_device *netdev, const u8 *data, size_t size, 308 bool is_add); 309 int i40e_ddp_flash(struct net_device *netdev, struct ethtool_flash *flash); 310 311 struct i40e_ddp_profile_list { 312 u32 p_count; 313 struct i40e_profile_info p_info[]; 314 }; 315 316 struct i40e_ddp_old_profile_list { 317 struct list_head list; 318 size_t old_ddp_size; 319 u8 old_ddp_buf[]; 320 }; 321 322 /* macros related to FLX_PIT */ 323 #define I40E_FLEX_SET_FSIZE(fsize) (((fsize) << \ 324 I40E_PRTQF_FLX_PIT_FSIZE_SHIFT) & \ 325 I40E_PRTQF_FLX_PIT_FSIZE_MASK) 326 #define I40E_FLEX_SET_DST_WORD(dst) (((dst) << \ 327 I40E_PRTQF_FLX_PIT_DEST_OFF_SHIFT) & \ 328 I40E_PRTQF_FLX_PIT_DEST_OFF_MASK) 329 #define I40E_FLEX_SET_SRC_WORD(src) (((src) << \ 330 I40E_PRTQF_FLX_PIT_SOURCE_OFF_SHIFT) & \ 331 I40E_PRTQF_FLX_PIT_SOURCE_OFF_MASK) 332 #define I40E_FLEX_PREP_VAL(dst, fsize, src) (I40E_FLEX_SET_DST_WORD(dst) | \ 333 I40E_FLEX_SET_FSIZE(fsize) | \ 334 I40E_FLEX_SET_SRC_WORD(src)) 335 336 337 #define I40E_MAX_FLEX_SRC_OFFSET 0x1F 338 339 /* macros related to GLQF_ORT */ 340 #define I40E_ORT_SET_IDX(idx) (((idx) << \ 341 I40E_GLQF_ORT_PIT_INDX_SHIFT) & \ 342 I40E_GLQF_ORT_PIT_INDX_MASK) 343 344 #define I40E_ORT_SET_COUNT(count) (((count) << \ 345 I40E_GLQF_ORT_FIELD_CNT_SHIFT) & \ 346 I40E_GLQF_ORT_FIELD_CNT_MASK) 347 348 #define I40E_ORT_SET_PAYLOAD(payload) (((payload) << \ 349 I40E_GLQF_ORT_FLX_PAYLOAD_SHIFT) & \ 350 I40E_GLQF_ORT_FLX_PAYLOAD_MASK) 351 352 #define I40E_ORT_PREP_VAL(idx, count, payload) (I40E_ORT_SET_IDX(idx) | \ 353 I40E_ORT_SET_COUNT(count) | \ 354 I40E_ORT_SET_PAYLOAD(payload)) 355 356 #define I40E_L3_GLQF_ORT_IDX 34 357 #define I40E_L4_GLQF_ORT_IDX 35 358 359 /* Flex PIT register index */ 360 #define I40E_FLEX_PIT_IDX_START_L3 3 361 #define I40E_FLEX_PIT_IDX_START_L4 6 362 363 #define I40E_FLEX_PIT_TABLE_SIZE 3 364 365 #define I40E_FLEX_DEST_UNUSED 63 366 367 #define I40E_FLEX_INDEX_ENTRIES 8 368 369 /* Flex MASK to disable all flexible entries */ 370 #define I40E_FLEX_INPUT_MASK (I40E_FLEX_50_MASK | I40E_FLEX_51_MASK | \ 371 I40E_FLEX_52_MASK | I40E_FLEX_53_MASK | \ 372 I40E_FLEX_54_MASK | I40E_FLEX_55_MASK | \ 373 I40E_FLEX_56_MASK | I40E_FLEX_57_MASK) 374 375 #define I40E_QINT_TQCTL_VAL(qp, vector, nextq_type) \ 376 (I40E_QINT_TQCTL_CAUSE_ENA_MASK | \ 377 (I40E_TX_ITR << I40E_QINT_TQCTL_ITR_INDX_SHIFT) | \ 378 ((vector) << I40E_QINT_TQCTL_MSIX_INDX_SHIFT) | \ 379 ((qp) << I40E_QINT_TQCTL_NEXTQ_INDX_SHIFT) | \ 380 (I40E_QUEUE_TYPE_##nextq_type << I40E_QINT_TQCTL_NEXTQ_TYPE_SHIFT)) 381 382 #define I40E_QINT_RQCTL_VAL(qp, vector, nextq_type) \ 383 (I40E_QINT_RQCTL_CAUSE_ENA_MASK | \ 384 (I40E_RX_ITR << I40E_QINT_RQCTL_ITR_INDX_SHIFT) | \ 385 ((vector) << I40E_QINT_RQCTL_MSIX_INDX_SHIFT) | \ 386 ((qp) << I40E_QINT_RQCTL_NEXTQ_INDX_SHIFT) | \ 387 (I40E_QUEUE_TYPE_##nextq_type << I40E_QINT_RQCTL_NEXTQ_TYPE_SHIFT)) 388 389 struct i40e_flex_pit { 390 struct list_head list; 391 u16 src_offset; 392 u8 pit_index; 393 }; 394 395 struct i40e_fwd_adapter { 396 struct net_device *netdev; 397 int bit_no; 398 }; 399 400 struct i40e_channel { 401 struct list_head list; 402 bool initialized; 403 u8 type; 404 u16 vsi_number; /* Assigned VSI number from AQ 'Add VSI' response */ 405 u16 stat_counter_idx; 406 u16 base_queue; 407 u16 num_queue_pairs; /* Requested by user */ 408 u16 seid; 409 410 u8 enabled_tc; 411 struct i40e_aqc_vsi_properties_data info; 412 413 u64 max_tx_rate; 414 struct i40e_fwd_adapter *fwd; 415 416 /* track this channel belongs to which VSI */ 417 struct i40e_vsi *parent_vsi; 418 }; 419 420 struct i40e_ptp_pins_settings; 421 422 static inline bool i40e_is_channel_macvlan(struct i40e_channel *ch) 423 { 424 return !!ch->fwd; 425 } 426 427 static inline const u8 *i40e_channel_mac(struct i40e_channel *ch) 428 { 429 if (i40e_is_channel_macvlan(ch)) 430 return ch->fwd->netdev->dev_addr; 431 else 432 return NULL; 433 } 434 435 /* struct that defines the Ethernet device */ 436 struct i40e_pf { 437 struct pci_dev *pdev; 438 struct i40e_hw hw; 439 DECLARE_BITMAP(state, __I40E_STATE_SIZE__); 440 struct msix_entry *msix_entries; 441 bool fc_autoneg_status; 442 443 u16 eeprom_version; 444 u16 num_vmdq_vsis; /* num vmdq vsis this PF has set up */ 445 u16 num_vmdq_qps; /* num queue pairs per vmdq pool */ 446 u16 num_vmdq_msix; /* num queue vectors per vmdq pool */ 447 u16 num_req_vfs; /* num VFs requested for this PF */ 448 u16 num_vf_qps; /* num queue pairs per VF */ 449 u16 num_lan_qps; /* num lan queues this PF has set up */ 450 u16 num_lan_msix; /* num queue vectors for the base PF vsi */ 451 u16 num_fdsb_msix; /* num queue vectors for sideband Fdir */ 452 u16 num_iwarp_msix; /* num of iwarp vectors for this PF */ 453 int iwarp_base_vector; 454 int queues_left; /* queues left unclaimed */ 455 u16 alloc_rss_size; /* allocated RSS queues */ 456 u16 rss_size_max; /* HW defined max RSS queues */ 457 u16 fdir_pf_filter_count; /* num of guaranteed filters for this PF */ 458 u16 num_alloc_vsi; /* num VSIs this driver supports */ 459 u8 atr_sample_rate; 460 bool wol_en; 461 462 struct hlist_head fdir_filter_list; 463 u16 fdir_pf_active_filters; 464 unsigned long fd_flush_timestamp; 465 u32 fd_flush_cnt; 466 u32 fd_add_err; 467 u32 fd_atr_cnt; 468 469 /* Book-keeping of side-band filter count per flow-type. 470 * This is used to detect and handle input set changes for 471 * respective flow-type. 472 */ 473 u16 fd_tcp4_filter_cnt; 474 u16 fd_udp4_filter_cnt; 475 u16 fd_sctp4_filter_cnt; 476 u16 fd_ip4_filter_cnt; 477 478 u16 fd_tcp6_filter_cnt; 479 u16 fd_udp6_filter_cnt; 480 u16 fd_sctp6_filter_cnt; 481 u16 fd_ip6_filter_cnt; 482 483 /* Flexible filter table values that need to be programmed into 484 * hardware, which expects L3 and L4 to be programmed separately. We 485 * need to ensure that the values are in ascended order and don't have 486 * duplicates, so we track each L3 and L4 values in separate lists. 487 */ 488 struct list_head l3_flex_pit_list; 489 struct list_head l4_flex_pit_list; 490 491 struct udp_tunnel_nic_shared udp_tunnel_shared; 492 struct udp_tunnel_nic_info udp_tunnel_nic; 493 494 struct hlist_head cloud_filter_list; 495 u16 num_cloud_filters; 496 497 enum i40e_interrupt_policy int_policy; 498 u16 rx_itr_default; 499 u16 tx_itr_default; 500 u32 msg_enable; 501 char int_name[I40E_INT_NAME_STR_LEN]; 502 u16 adminq_work_limit; /* num of admin receive queue desc to process */ 503 unsigned long service_timer_period; 504 unsigned long service_timer_previous; 505 struct timer_list service_timer; 506 struct work_struct service_task; 507 508 u32 hw_features; 509 #define I40E_HW_RSS_AQ_CAPABLE BIT(0) 510 #define I40E_HW_128_QP_RSS_CAPABLE BIT(1) 511 #define I40E_HW_ATR_EVICT_CAPABLE BIT(2) 512 #define I40E_HW_WB_ON_ITR_CAPABLE BIT(3) 513 #define I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE BIT(4) 514 #define I40E_HW_NO_PCI_LINK_CHECK BIT(5) 515 #define I40E_HW_100M_SGMII_CAPABLE BIT(6) 516 #define I40E_HW_NO_DCB_SUPPORT BIT(7) 517 #define I40E_HW_USE_SET_LLDP_MIB BIT(8) 518 #define I40E_HW_GENEVE_OFFLOAD_CAPABLE BIT(9) 519 #define I40E_HW_PTP_L4_CAPABLE BIT(10) 520 #define I40E_HW_WOL_MC_MAGIC_PKT_WAKE BIT(11) 521 #define I40E_HW_HAVE_CRT_RETIMER BIT(13) 522 #define I40E_HW_OUTER_UDP_CSUM_CAPABLE BIT(14) 523 #define I40E_HW_PHY_CONTROLS_LEDS BIT(15) 524 #define I40E_HW_STOP_FW_LLDP BIT(16) 525 #define I40E_HW_PORT_ID_VALID BIT(17) 526 #define I40E_HW_RESTART_AUTONEG BIT(18) 527 528 u32 flags; 529 #define I40E_FLAG_RX_CSUM_ENABLED BIT(0) 530 #define I40E_FLAG_MSI_ENABLED BIT(1) 531 #define I40E_FLAG_MSIX_ENABLED BIT(2) 532 #define I40E_FLAG_RSS_ENABLED BIT(3) 533 #define I40E_FLAG_VMDQ_ENABLED BIT(4) 534 #define I40E_FLAG_SRIOV_ENABLED BIT(5) 535 #define I40E_FLAG_DCB_CAPABLE BIT(6) 536 #define I40E_FLAG_DCB_ENABLED BIT(7) 537 #define I40E_FLAG_FD_SB_ENABLED BIT(8) 538 #define I40E_FLAG_FD_ATR_ENABLED BIT(9) 539 #define I40E_FLAG_MFP_ENABLED BIT(10) 540 #define I40E_FLAG_HW_ATR_EVICT_ENABLED BIT(11) 541 #define I40E_FLAG_VEB_MODE_ENABLED BIT(12) 542 #define I40E_FLAG_VEB_STATS_ENABLED BIT(13) 543 #define I40E_FLAG_LINK_POLLING_ENABLED BIT(14) 544 #define I40E_FLAG_TRUE_PROMISC_SUPPORT BIT(15) 545 #define I40E_FLAG_LEGACY_RX BIT(16) 546 #define I40E_FLAG_PTP BIT(17) 547 #define I40E_FLAG_IWARP_ENABLED BIT(18) 548 #define I40E_FLAG_LINK_DOWN_ON_CLOSE_ENABLED BIT(19) 549 #define I40E_FLAG_SOURCE_PRUNING_DISABLED BIT(20) 550 #define I40E_FLAG_TC_MQPRIO BIT(21) 551 #define I40E_FLAG_FD_SB_INACTIVE BIT(22) 552 #define I40E_FLAG_FD_SB_TO_CLOUD_FILTER BIT(23) 553 #define I40E_FLAG_DISABLE_FW_LLDP BIT(24) 554 #define I40E_FLAG_RS_FEC BIT(25) 555 #define I40E_FLAG_BASE_R_FEC BIT(26) 556 /* TOTAL_PORT_SHUTDOWN 557 * Allows to physically disable the link on the NIC's port. 558 * If enabled, (after link down request from the OS) 559 * no link, traffic or led activity is possible on that port. 560 * 561 * If I40E_FLAG_TOTAL_PORT_SHUTDOWN_ENABLED is set, the 562 * I40E_FLAG_LINK_DOWN_ON_CLOSE_ENABLED must be explicitly forced to true 563 * and cannot be disabled by system admin at that time. 564 * The functionalities are exclusive in terms of configuration, but they also 565 * have similar behavior (allowing to disable physical link of the port), 566 * with following differences: 567 * - LINK_DOWN_ON_CLOSE_ENABLED is configurable at host OS run-time and is 568 * supported by whole family of 7xx Intel Ethernet Controllers 569 * - TOTAL_PORT_SHUTDOWN may be enabled only before OS loads (in BIOS) 570 * only if motherboard's BIOS and NIC's FW has support of it 571 * - when LINK_DOWN_ON_CLOSE_ENABLED is used, the link is being brought down 572 * by sending phy_type=0 to NIC's FW 573 * - when TOTAL_PORT_SHUTDOWN is used, phy_type is not altered, instead 574 * the link is being brought down by clearing bit (I40E_AQ_PHY_ENABLE_LINK) 575 * in abilities field of i40e_aq_set_phy_config structure 576 */ 577 #define I40E_FLAG_TOTAL_PORT_SHUTDOWN_ENABLED BIT(27) 578 #define I40E_FLAG_VF_VLAN_PRUNING BIT(28) 579 580 struct i40e_client_instance *cinst; 581 bool stat_offsets_loaded; 582 struct i40e_hw_port_stats stats; 583 struct i40e_hw_port_stats stats_offsets; 584 u32 tx_timeout_count; 585 u32 tx_timeout_recovery_level; 586 unsigned long tx_timeout_last_recovery; 587 u32 tx_sluggish_count; 588 u32 hw_csum_rx_error; 589 u32 led_status; 590 u16 corer_count; /* Core reset count */ 591 u16 globr_count; /* Global reset count */ 592 u16 empr_count; /* EMP reset count */ 593 u16 pfr_count; /* PF reset count */ 594 u16 sw_int_count; /* SW interrupt count */ 595 596 struct mutex switch_mutex; 597 u16 lan_vsi; /* our default LAN VSI */ 598 u16 lan_veb; /* initial relay, if exists */ 599 #define I40E_NO_VEB 0xffff 600 #define I40E_NO_VSI 0xffff 601 u16 next_vsi; /* Next unallocated VSI - 0-based! */ 602 struct i40e_vsi **vsi; 603 struct i40e_veb *veb[I40E_MAX_VEB]; 604 605 struct i40e_lump_tracking *qp_pile; 606 struct i40e_lump_tracking *irq_pile; 607 608 /* switch config info */ 609 u16 pf_seid; 610 u16 main_vsi_seid; 611 u16 mac_seid; 612 struct kobject *switch_kobj; 613 #ifdef CONFIG_DEBUG_FS 614 struct dentry *i40e_dbg_pf; 615 #endif /* CONFIG_DEBUG_FS */ 616 bool cur_promisc; 617 618 u16 instance; /* A unique number per i40e_pf instance in the system */ 619 620 /* sr-iov config info */ 621 struct i40e_vf *vf; 622 int num_alloc_vfs; /* actual number of VFs allocated */ 623 u32 vf_aq_requests; 624 u32 arq_overflows; /* Not fatal, possibly indicative of problems */ 625 626 /* DCBx/DCBNL capability for PF that indicates 627 * whether DCBx is managed by firmware or host 628 * based agent (LLDPAD). Also, indicates what 629 * flavor of DCBx protocol (IEEE/CEE) is supported 630 * by the device. For now we're supporting IEEE 631 * mode only. 632 */ 633 u16 dcbx_cap; 634 635 struct i40e_filter_control_settings filter_settings; 636 struct i40e_rx_pb_config pb_cfg; /* Current Rx packet buffer config */ 637 struct i40e_dcbx_config tmp_cfg; 638 639 /* GPIO defines used by PTP */ 640 #define I40E_SDP3_2 18 641 #define I40E_SDP3_3 19 642 #define I40E_GPIO_4 20 643 #define I40E_LED2_0 26 644 #define I40E_LED2_1 27 645 #define I40E_LED3_0 28 646 #define I40E_LED3_1 29 647 #define I40E_GLGEN_GPIO_SET_SDP_DATA_HI \ 648 (1 << I40E_GLGEN_GPIO_SET_SDP_DATA_SHIFT) 649 #define I40E_GLGEN_GPIO_SET_DRV_SDP_DATA \ 650 (1 << I40E_GLGEN_GPIO_SET_DRIVE_SDP_SHIFT) 651 #define I40E_GLGEN_GPIO_CTL_PRT_NUM_0 \ 652 (0 << I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT) 653 #define I40E_GLGEN_GPIO_CTL_PRT_NUM_1 \ 654 (1 << I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT) 655 #define I40E_GLGEN_GPIO_CTL_RESERVED BIT(2) 656 #define I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_Z \ 657 (1 << I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_SHIFT) 658 #define I40E_GLGEN_GPIO_CTL_DIR_OUT \ 659 (1 << I40E_GLGEN_GPIO_CTL_PIN_DIR_SHIFT) 660 #define I40E_GLGEN_GPIO_CTL_TRI_DRV_HI \ 661 (1 << I40E_GLGEN_GPIO_CTL_TRI_CTL_SHIFT) 662 #define I40E_GLGEN_GPIO_CTL_OUT_HI_RST \ 663 (1 << I40E_GLGEN_GPIO_CTL_OUT_CTL_SHIFT) 664 #define I40E_GLGEN_GPIO_CTL_TIMESYNC_0 \ 665 (3 << I40E_GLGEN_GPIO_CTL_PIN_FUNC_SHIFT) 666 #define I40E_GLGEN_GPIO_CTL_TIMESYNC_1 \ 667 (4 << I40E_GLGEN_GPIO_CTL_PIN_FUNC_SHIFT) 668 #define I40E_GLGEN_GPIO_CTL_NOT_FOR_PHY_CONN \ 669 (0x3F << I40E_GLGEN_GPIO_CTL_PHY_PIN_NAME_SHIFT) 670 #define I40E_GLGEN_GPIO_CTL_OUT_DEFAULT \ 671 (1 << I40E_GLGEN_GPIO_CTL_OUT_DEFAULT_SHIFT) 672 #define I40E_GLGEN_GPIO_CTL_PORT_0_IN_TIMESYNC_0 \ 673 (I40E_GLGEN_GPIO_CTL_NOT_FOR_PHY_CONN | \ 674 I40E_GLGEN_GPIO_CTL_TIMESYNC_0 | \ 675 I40E_GLGEN_GPIO_CTL_RESERVED | I40E_GLGEN_GPIO_CTL_PRT_NUM_0) 676 #define I40E_GLGEN_GPIO_CTL_PORT_1_IN_TIMESYNC_0 \ 677 (I40E_GLGEN_GPIO_CTL_NOT_FOR_PHY_CONN | \ 678 I40E_GLGEN_GPIO_CTL_TIMESYNC_0 | \ 679 I40E_GLGEN_GPIO_CTL_RESERVED | I40E_GLGEN_GPIO_CTL_PRT_NUM_1) 680 #define I40E_GLGEN_GPIO_CTL_PORT_0_OUT_TIMESYNC_1 \ 681 (I40E_GLGEN_GPIO_CTL_NOT_FOR_PHY_CONN | \ 682 I40E_GLGEN_GPIO_CTL_TIMESYNC_1 | I40E_GLGEN_GPIO_CTL_OUT_HI_RST | \ 683 I40E_GLGEN_GPIO_CTL_TRI_DRV_HI | I40E_GLGEN_GPIO_CTL_DIR_OUT | \ 684 I40E_GLGEN_GPIO_CTL_RESERVED | I40E_GLGEN_GPIO_CTL_PRT_NUM_0) 685 #define I40E_GLGEN_GPIO_CTL_PORT_1_OUT_TIMESYNC_1 \ 686 (I40E_GLGEN_GPIO_CTL_NOT_FOR_PHY_CONN | \ 687 I40E_GLGEN_GPIO_CTL_TIMESYNC_1 | I40E_GLGEN_GPIO_CTL_OUT_HI_RST | \ 688 I40E_GLGEN_GPIO_CTL_TRI_DRV_HI | I40E_GLGEN_GPIO_CTL_DIR_OUT | \ 689 I40E_GLGEN_GPIO_CTL_RESERVED | I40E_GLGEN_GPIO_CTL_PRT_NUM_1) 690 #define I40E_GLGEN_GPIO_CTL_LED_INIT \ 691 (I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_Z | \ 692 I40E_GLGEN_GPIO_CTL_DIR_OUT | \ 693 I40E_GLGEN_GPIO_CTL_TRI_DRV_HI | \ 694 I40E_GLGEN_GPIO_CTL_OUT_HI_RST | \ 695 I40E_GLGEN_GPIO_CTL_OUT_DEFAULT | \ 696 I40E_GLGEN_GPIO_CTL_NOT_FOR_PHY_CONN) 697 #define I40E_PRTTSYN_AUX_1_INSTNT \ 698 (1 << I40E_PRTTSYN_AUX_1_INSTNT_SHIFT) 699 #define I40E_PRTTSYN_AUX_0_OUT_ENABLE \ 700 (1 << I40E_PRTTSYN_AUX_0_OUT_ENA_SHIFT) 701 #define I40E_PRTTSYN_AUX_0_OUT_CLK_MOD (3 << I40E_PRTTSYN_AUX_0_OUTMOD_SHIFT) 702 #define I40E_PRTTSYN_AUX_0_OUT_ENABLE_CLK_MOD \ 703 (I40E_PRTTSYN_AUX_0_OUT_ENABLE | I40E_PRTTSYN_AUX_0_OUT_CLK_MOD) 704 #define I40E_PTP_HALF_SECOND 500000000LL /* nano seconds */ 705 #define I40E_PTP_2_SEC_DELAY 2 706 707 struct ptp_clock *ptp_clock; 708 struct ptp_clock_info ptp_caps; 709 struct sk_buff *ptp_tx_skb; 710 unsigned long ptp_tx_start; 711 struct hwtstamp_config tstamp_config; 712 struct timespec64 ptp_prev_hw_time; 713 struct work_struct ptp_pps_work; 714 struct work_struct ptp_extts0_work; 715 struct work_struct ptp_extts1_work; 716 ktime_t ptp_reset_start; 717 struct mutex tmreg_lock; /* Used to protect the SYSTIME registers. */ 718 u32 ptp_adj_mult; 719 u32 tx_hwtstamp_timeouts; 720 u32 tx_hwtstamp_skipped; 721 u32 rx_hwtstamp_cleared; 722 u32 latch_event_flags; 723 u64 ptp_pps_start; 724 u32 pps_delay; 725 spinlock_t ptp_rx_lock; /* Used to protect Rx timestamp registers. */ 726 struct ptp_pin_desc ptp_pin[3]; 727 unsigned long latch_events[4]; 728 bool ptp_tx; 729 bool ptp_rx; 730 struct i40e_ptp_pins_settings *ptp_pins; 731 u16 rss_table_size; /* HW RSS table size */ 732 u32 max_bw; 733 u32 min_bw; 734 735 u32 ioremap_len; 736 u32 fd_inv; 737 u16 phy_led_val; 738 739 u16 override_q_count; 740 u16 last_sw_conf_flags; 741 u16 last_sw_conf_valid_flags; 742 /* List to keep previous DDP profiles to be rolled back in the future */ 743 struct list_head ddp_old_prof; 744 }; 745 746 /** 747 * i40e_mac_to_hkey - Convert a 6-byte MAC Address to a u64 hash key 748 * @macaddr: the MAC Address as the base key 749 * 750 * Simply copies the address and returns it as a u64 for hashing 751 **/ 752 static inline u64 i40e_addr_to_hkey(const u8 *macaddr) 753 { 754 u64 key = 0; 755 756 ether_addr_copy((u8 *)&key, macaddr); 757 return key; 758 } 759 760 enum i40e_filter_state { 761 I40E_FILTER_INVALID = 0, /* Invalid state */ 762 I40E_FILTER_NEW, /* New, not sent to FW yet */ 763 I40E_FILTER_ACTIVE, /* Added to switch by FW */ 764 I40E_FILTER_FAILED, /* Rejected by FW */ 765 I40E_FILTER_REMOVE, /* To be removed */ 766 /* There is no 'removed' state; the filter struct is freed */ 767 }; 768 struct i40e_mac_filter { 769 struct hlist_node hlist; 770 u8 macaddr[ETH_ALEN]; 771 #define I40E_VLAN_ANY -1 772 s16 vlan; 773 enum i40e_filter_state state; 774 }; 775 776 /* Wrapper structure to keep track of filters while we are preparing to send 777 * firmware commands. We cannot send firmware commands while holding a 778 * spinlock, since it might sleep. To avoid this, we wrap the added filters in 779 * a separate structure, which will track the state change and update the real 780 * filter while under lock. We can't simply hold the filters in a separate 781 * list, as this opens a window for a race condition when adding new MAC 782 * addresses to all VLANs, or when adding new VLANs to all MAC addresses. 783 */ 784 struct i40e_new_mac_filter { 785 struct hlist_node hlist; 786 struct i40e_mac_filter *f; 787 788 /* Track future changes to state separately */ 789 enum i40e_filter_state state; 790 }; 791 792 struct i40e_veb { 793 struct i40e_pf *pf; 794 u16 idx; 795 u16 veb_idx; /* index of VEB parent */ 796 u16 seid; 797 u16 uplink_seid; 798 u16 stats_idx; /* index of VEB parent */ 799 u8 enabled_tc; 800 u16 bridge_mode; /* Bridge Mode (VEB/VEPA) */ 801 u16 flags; 802 u16 bw_limit; 803 u8 bw_max_quanta; 804 bool is_abs_credits; 805 u8 bw_tc_share_credits[I40E_MAX_TRAFFIC_CLASS]; 806 u16 bw_tc_limit_credits[I40E_MAX_TRAFFIC_CLASS]; 807 u8 bw_tc_max_quanta[I40E_MAX_TRAFFIC_CLASS]; 808 struct kobject *kobj; 809 bool stat_offsets_loaded; 810 struct i40e_eth_stats stats; 811 struct i40e_eth_stats stats_offsets; 812 struct i40e_veb_tc_stats tc_stats; 813 struct i40e_veb_tc_stats tc_stats_offsets; 814 }; 815 816 /* struct that defines a VSI, associated with a dev */ 817 struct i40e_vsi { 818 struct net_device *netdev; 819 unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; 820 bool netdev_registered; 821 bool stat_offsets_loaded; 822 823 u32 current_netdev_flags; 824 DECLARE_BITMAP(state, __I40E_VSI_STATE_SIZE__); 825 #define I40E_VSI_FLAG_FILTER_CHANGED BIT(0) 826 #define I40E_VSI_FLAG_VEB_OWNER BIT(1) 827 unsigned long flags; 828 829 /* Per VSI lock to protect elements/hash (MAC filter) */ 830 spinlock_t mac_filter_hash_lock; 831 /* Fixed size hash table with 2^8 buckets for MAC filters */ 832 DECLARE_HASHTABLE(mac_filter_hash, 8); 833 bool has_vlan_filter; 834 835 /* VSI stats */ 836 struct rtnl_link_stats64 net_stats; 837 struct rtnl_link_stats64 net_stats_offsets; 838 struct i40e_eth_stats eth_stats; 839 struct i40e_eth_stats eth_stats_offsets; 840 u64 tx_restart; 841 u64 tx_busy; 842 u64 tx_linearize; 843 u64 tx_force_wb; 844 u64 tx_stopped; 845 u64 rx_buf_failed; 846 u64 rx_page_failed; 847 u64 rx_page_reuse; 848 u64 rx_page_alloc; 849 u64 rx_page_waive; 850 u64 rx_page_busy; 851 852 /* These are containers of ring pointers, allocated at run-time */ 853 struct i40e_ring **rx_rings; 854 struct i40e_ring **tx_rings; 855 struct i40e_ring **xdp_rings; /* XDP Tx rings */ 856 857 u32 active_filters; 858 u32 promisc_threshold; 859 860 u16 work_limit; 861 u16 int_rate_limit; /* value in usecs */ 862 863 u16 rss_table_size; /* HW RSS table size */ 864 u16 rss_size; /* Allocated RSS queues */ 865 u8 *rss_hkey_user; /* User configured hash keys */ 866 u8 *rss_lut_user; /* User configured lookup table entries */ 867 868 869 u16 max_frame; 870 u16 rx_buf_len; 871 872 struct bpf_prog *xdp_prog; 873 874 /* List of q_vectors allocated to this VSI */ 875 struct i40e_q_vector **q_vectors; 876 int num_q_vectors; 877 int base_vector; 878 bool irqs_ready; 879 880 u16 seid; /* HW index of this VSI (absolute index) */ 881 u16 id; /* VSI number */ 882 u16 uplink_seid; 883 884 u16 base_queue; /* vsi's first queue in hw array */ 885 u16 alloc_queue_pairs; /* Allocated Tx/Rx queues */ 886 u16 req_queue_pairs; /* User requested queue pairs */ 887 u16 num_queue_pairs; /* Used tx and rx pairs */ 888 u16 num_tx_desc; 889 u16 num_rx_desc; 890 enum i40e_vsi_type type; /* VSI type, e.g., LAN, FCoE, etc */ 891 s16 vf_id; /* Virtual function ID for SRIOV VSIs */ 892 893 struct tc_mqprio_qopt_offload mqprio_qopt; /* queue parameters */ 894 struct i40e_tc_configuration tc_config; 895 struct i40e_aqc_vsi_properties_data info; 896 897 /* VSI BW limit (absolute across all TCs) */ 898 u16 bw_limit; /* VSI BW Limit (0 = disabled) */ 899 u8 bw_max_quanta; /* Max Quanta when BW limit is enabled */ 900 901 /* Relative TC credits across VSIs */ 902 u8 bw_ets_share_credits[I40E_MAX_TRAFFIC_CLASS]; 903 /* TC BW limit credits within VSI */ 904 u16 bw_ets_limit_credits[I40E_MAX_TRAFFIC_CLASS]; 905 /* TC BW limit max quanta within VSI */ 906 u8 bw_ets_max_quanta[I40E_MAX_TRAFFIC_CLASS]; 907 908 struct i40e_pf *back; /* Backreference to associated PF */ 909 u16 idx; /* index in pf->vsi[] */ 910 u16 veb_idx; /* index of VEB parent */ 911 struct kobject *kobj; /* sysfs object */ 912 bool current_isup; /* Sync 'link up' logging */ 913 enum i40e_aq_link_speed current_speed; /* Sync link speed logging */ 914 915 /* channel specific fields */ 916 u16 cnt_q_avail; /* num of queues available for channel usage */ 917 u16 orig_rss_size; 918 u16 current_rss_size; 919 bool reconfig_rss; 920 921 u16 next_base_queue; /* next queue to be used for channel setup */ 922 923 struct list_head ch_list; 924 u16 tc_seid_map[I40E_MAX_TRAFFIC_CLASS]; 925 926 /* macvlan fields */ 927 #define I40E_MAX_MACVLANS 128 /* Max HW vectors - 1 on FVL */ 928 #define I40E_MIN_MACVLAN_VECTORS 2 /* Min vectors to enable macvlans */ 929 DECLARE_BITMAP(fwd_bitmask, I40E_MAX_MACVLANS); 930 struct list_head macvlan_list; 931 int macvlan_cnt; 932 933 void *priv; /* client driver data reference. */ 934 935 /* VSI specific handlers */ 936 irqreturn_t (*irq_handler)(int irq, void *data); 937 938 unsigned long *af_xdp_zc_qps; /* tracks AF_XDP ZC enabled qps */ 939 } ____cacheline_internodealigned_in_smp; 940 941 struct i40e_netdev_priv { 942 struct i40e_vsi *vsi; 943 }; 944 945 extern struct ida i40e_client_ida; 946 947 /* struct that defines an interrupt vector */ 948 struct i40e_q_vector { 949 struct i40e_vsi *vsi; 950 951 u16 v_idx; /* index in the vsi->q_vector array. */ 952 u16 reg_idx; /* register index of the interrupt */ 953 954 struct napi_struct napi; 955 956 struct i40e_ring_container rx; 957 struct i40e_ring_container tx; 958 959 u8 itr_countdown; /* when 0 should adjust adaptive ITR */ 960 u8 num_ringpairs; /* total number of ring pairs in vector */ 961 962 cpumask_t affinity_mask; 963 struct irq_affinity_notify affinity_notify; 964 965 struct rcu_head rcu; /* to avoid race with update stats on free */ 966 char name[I40E_INT_NAME_STR_LEN]; 967 bool arm_wb_state; 968 bool in_busy_poll; 969 int irq_num; /* IRQ assigned to this q_vector */ 970 } ____cacheline_internodealigned_in_smp; 971 972 /* lan device */ 973 struct i40e_device { 974 struct list_head list; 975 struct i40e_pf *pf; 976 }; 977 978 /** 979 * i40e_nvm_version_str - format the NVM version strings 980 * @hw: ptr to the hardware info 981 **/ 982 static inline char *i40e_nvm_version_str(struct i40e_hw *hw) 983 { 984 static char buf[32]; 985 u32 full_ver; 986 987 full_ver = hw->nvm.oem_ver; 988 989 if (hw->nvm.eetrack == I40E_OEM_EETRACK_ID) { 990 u8 gen, snap; 991 u16 release; 992 993 gen = (u8)(full_ver >> I40E_OEM_GEN_SHIFT); 994 snap = (u8)((full_ver & I40E_OEM_SNAP_MASK) >> 995 I40E_OEM_SNAP_SHIFT); 996 release = (u16)(full_ver & I40E_OEM_RELEASE_MASK); 997 998 snprintf(buf, sizeof(buf), "%x.%x.%x", gen, snap, release); 999 } else { 1000 u8 ver, patch; 1001 u16 build; 1002 1003 ver = (u8)(full_ver >> I40E_OEM_VER_SHIFT); 1004 build = (u16)((full_ver >> I40E_OEM_VER_BUILD_SHIFT) & 1005 I40E_OEM_VER_BUILD_MASK); 1006 patch = (u8)(full_ver & I40E_OEM_VER_PATCH_MASK); 1007 1008 snprintf(buf, sizeof(buf), 1009 "%x.%02x 0x%x %d.%d.%d", 1010 (hw->nvm.version & I40E_NVM_VERSION_HI_MASK) >> 1011 I40E_NVM_VERSION_HI_SHIFT, 1012 (hw->nvm.version & I40E_NVM_VERSION_LO_MASK) >> 1013 I40E_NVM_VERSION_LO_SHIFT, 1014 hw->nvm.eetrack, ver, build, patch); 1015 } 1016 1017 return buf; 1018 } 1019 1020 /** 1021 * i40e_netdev_to_pf: Retrieve the PF struct for given netdev 1022 * @netdev: the corresponding netdev 1023 * 1024 * Return the PF struct for the given netdev 1025 **/ 1026 static inline struct i40e_pf *i40e_netdev_to_pf(struct net_device *netdev) 1027 { 1028 struct i40e_netdev_priv *np = netdev_priv(netdev); 1029 struct i40e_vsi *vsi = np->vsi; 1030 1031 return vsi->back; 1032 } 1033 1034 static inline void i40e_vsi_setup_irqhandler(struct i40e_vsi *vsi, 1035 irqreturn_t (*irq_handler)(int, void *)) 1036 { 1037 vsi->irq_handler = irq_handler; 1038 } 1039 1040 /** 1041 * i40e_get_fd_cnt_all - get the total FD filter space available 1042 * @pf: pointer to the PF struct 1043 **/ 1044 static inline int i40e_get_fd_cnt_all(struct i40e_pf *pf) 1045 { 1046 return pf->hw.fdir_shared_filter_count + pf->fdir_pf_filter_count; 1047 } 1048 1049 /** 1050 * i40e_read_fd_input_set - reads value of flow director input set register 1051 * @pf: pointer to the PF struct 1052 * @addr: register addr 1053 * 1054 * This function reads value of flow director input set register 1055 * specified by 'addr' (which is specific to flow-type) 1056 **/ 1057 static inline u64 i40e_read_fd_input_set(struct i40e_pf *pf, u16 addr) 1058 { 1059 u64 val; 1060 1061 val = i40e_read_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 1)); 1062 val <<= 32; 1063 val += i40e_read_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 0)); 1064 1065 return val; 1066 } 1067 1068 /** 1069 * i40e_write_fd_input_set - writes value into flow director input set register 1070 * @pf: pointer to the PF struct 1071 * @addr: register addr 1072 * @val: value to be written 1073 * 1074 * This function writes specified value to the register specified by 'addr'. 1075 * This register is input set register based on flow-type. 1076 **/ 1077 static inline void i40e_write_fd_input_set(struct i40e_pf *pf, 1078 u16 addr, u64 val) 1079 { 1080 i40e_write_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 1), 1081 (u32)(val >> 32)); 1082 i40e_write_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 0), 1083 (u32)(val & 0xFFFFFFFFULL)); 1084 } 1085 1086 /** 1087 * i40e_get_pf_count - get PCI PF count. 1088 * @hw: pointer to a hw. 1089 * 1090 * Reports the function number of the highest PCI physical 1091 * function plus 1 as it is loaded from the NVM. 1092 * 1093 * Return: PCI PF count. 1094 **/ 1095 static inline u32 i40e_get_pf_count(struct i40e_hw *hw) 1096 { 1097 return FIELD_GET(I40E_GLGEN_PCIFCNCNT_PCIPFCNT_MASK, 1098 rd32(hw, I40E_GLGEN_PCIFCNCNT)); 1099 } 1100 1101 /* needed by i40e_ethtool.c */ 1102 int i40e_up(struct i40e_vsi *vsi); 1103 void i40e_down(struct i40e_vsi *vsi); 1104 extern const char i40e_driver_name[]; 1105 void i40e_do_reset_safe(struct i40e_pf *pf, u32 reset_flags); 1106 void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags, bool lock_acquired); 1107 int i40e_config_rss(struct i40e_vsi *vsi, u8 *seed, u8 *lut, u16 lut_size); 1108 int i40e_get_rss(struct i40e_vsi *vsi, u8 *seed, u8 *lut, u16 lut_size); 1109 void i40e_fill_rss_lut(struct i40e_pf *pf, u8 *lut, 1110 u16 rss_table_size, u16 rss_size); 1111 struct i40e_vsi *i40e_find_vsi_from_id(struct i40e_pf *pf, u16 id); 1112 /** 1113 * i40e_find_vsi_by_type - Find and return Flow Director VSI 1114 * @pf: PF to search for VSI 1115 * @type: Value indicating type of VSI we are looking for 1116 **/ 1117 static inline struct i40e_vsi * 1118 i40e_find_vsi_by_type(struct i40e_pf *pf, u16 type) 1119 { 1120 int i; 1121 1122 for (i = 0; i < pf->num_alloc_vsi; i++) { 1123 struct i40e_vsi *vsi = pf->vsi[i]; 1124 1125 if (vsi && vsi->type == type) 1126 return vsi; 1127 } 1128 1129 return NULL; 1130 } 1131 void i40e_update_stats(struct i40e_vsi *vsi); 1132 void i40e_update_veb_stats(struct i40e_veb *veb); 1133 void i40e_update_eth_stats(struct i40e_vsi *vsi); 1134 struct rtnl_link_stats64 *i40e_get_vsi_stats_struct(struct i40e_vsi *vsi); 1135 int i40e_fetch_switch_configuration(struct i40e_pf *pf, 1136 bool printconfig); 1137 1138 int i40e_add_del_fdir(struct i40e_vsi *vsi, 1139 struct i40e_fdir_filter *input, bool add); 1140 void i40e_fdir_check_and_reenable(struct i40e_pf *pf); 1141 u32 i40e_get_current_fd_count(struct i40e_pf *pf); 1142 u32 i40e_get_cur_guaranteed_fd_count(struct i40e_pf *pf); 1143 u32 i40e_get_current_atr_cnt(struct i40e_pf *pf); 1144 u32 i40e_get_global_fd_count(struct i40e_pf *pf); 1145 bool i40e_set_ntuple(struct i40e_pf *pf, netdev_features_t features); 1146 void i40e_set_ethtool_ops(struct net_device *netdev); 1147 struct i40e_mac_filter *i40e_add_filter(struct i40e_vsi *vsi, 1148 const u8 *macaddr, s16 vlan); 1149 void __i40e_del_filter(struct i40e_vsi *vsi, struct i40e_mac_filter *f); 1150 void i40e_del_filter(struct i40e_vsi *vsi, const u8 *macaddr, s16 vlan); 1151 int i40e_sync_vsi_filters(struct i40e_vsi *vsi); 1152 struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type, 1153 u16 uplink, u32 param1); 1154 int i40e_vsi_release(struct i40e_vsi *vsi); 1155 void i40e_service_event_schedule(struct i40e_pf *pf); 1156 void i40e_notify_client_of_vf_msg(struct i40e_vsi *vsi, u32 vf_id, 1157 u8 *msg, u16 len); 1158 1159 int i40e_control_wait_tx_q(int seid, struct i40e_pf *pf, int pf_q, bool is_xdp, 1160 bool enable); 1161 int i40e_control_wait_rx_q(struct i40e_pf *pf, int pf_q, bool enable); 1162 int i40e_vsi_start_rings(struct i40e_vsi *vsi); 1163 void i40e_vsi_stop_rings(struct i40e_vsi *vsi); 1164 void i40e_vsi_stop_rings_no_wait(struct i40e_vsi *vsi); 1165 int i40e_vsi_wait_queues_disabled(struct i40e_vsi *vsi); 1166 int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count); 1167 struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, u16 uplink_seid, 1168 u16 downlink_seid, u8 enabled_tc); 1169 void i40e_veb_release(struct i40e_veb *veb); 1170 1171 int i40e_veb_config_tc(struct i40e_veb *veb, u8 enabled_tc); 1172 int i40e_vsi_add_pvid(struct i40e_vsi *vsi, u16 vid); 1173 void i40e_vsi_remove_pvid(struct i40e_vsi *vsi); 1174 void i40e_vsi_reset_stats(struct i40e_vsi *vsi); 1175 void i40e_pf_reset_stats(struct i40e_pf *pf); 1176 #ifdef CONFIG_DEBUG_FS 1177 void i40e_dbg_pf_init(struct i40e_pf *pf); 1178 void i40e_dbg_pf_exit(struct i40e_pf *pf); 1179 void i40e_dbg_init(void); 1180 void i40e_dbg_exit(void); 1181 #else 1182 static inline void i40e_dbg_pf_init(struct i40e_pf *pf) {} 1183 static inline void i40e_dbg_pf_exit(struct i40e_pf *pf) {} 1184 static inline void i40e_dbg_init(void) {} 1185 static inline void i40e_dbg_exit(void) {} 1186 #endif /* CONFIG_DEBUG_FS*/ 1187 /* needed by client drivers */ 1188 int i40e_lan_add_device(struct i40e_pf *pf); 1189 int i40e_lan_del_device(struct i40e_pf *pf); 1190 void i40e_client_subtask(struct i40e_pf *pf); 1191 void i40e_notify_client_of_l2_param_changes(struct i40e_vsi *vsi); 1192 void i40e_notify_client_of_netdev_close(struct i40e_vsi *vsi, bool reset); 1193 void i40e_notify_client_of_vf_enable(struct i40e_pf *pf, u32 num_vfs); 1194 void i40e_notify_client_of_vf_reset(struct i40e_pf *pf, u32 vf_id); 1195 void i40e_client_update_msix_info(struct i40e_pf *pf); 1196 int i40e_vf_client_capable(struct i40e_pf *pf, u32 vf_id); 1197 /** 1198 * i40e_irq_dynamic_enable - Enable default interrupt generation settings 1199 * @vsi: pointer to a vsi 1200 * @vector: enable a particular Hw Interrupt vector, without base_vector 1201 **/ 1202 static inline void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector) 1203 { 1204 struct i40e_pf *pf = vsi->back; 1205 struct i40e_hw *hw = &pf->hw; 1206 u32 val; 1207 1208 val = I40E_PFINT_DYN_CTLN_INTENA_MASK | 1209 I40E_PFINT_DYN_CTLN_CLEARPBA_MASK | 1210 (I40E_ITR_NONE << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT); 1211 wr32(hw, I40E_PFINT_DYN_CTLN(vector + vsi->base_vector - 1), val); 1212 /* skip the flush */ 1213 } 1214 1215 void i40e_irq_dynamic_disable_icr0(struct i40e_pf *pf); 1216 void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf); 1217 int i40e_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd); 1218 int i40e_open(struct net_device *netdev); 1219 int i40e_close(struct net_device *netdev); 1220 int i40e_vsi_open(struct i40e_vsi *vsi); 1221 void i40e_vlan_stripping_disable(struct i40e_vsi *vsi); 1222 int i40e_add_vlan_all_mac(struct i40e_vsi *vsi, s16 vid); 1223 int i40e_vsi_add_vlan(struct i40e_vsi *vsi, u16 vid); 1224 void i40e_rm_vlan_all_mac(struct i40e_vsi *vsi, s16 vid); 1225 void i40e_vsi_kill_vlan(struct i40e_vsi *vsi, u16 vid); 1226 struct i40e_mac_filter *i40e_add_mac_filter(struct i40e_vsi *vsi, 1227 const u8 *macaddr); 1228 int i40e_del_mac_filter(struct i40e_vsi *vsi, const u8 *macaddr); 1229 bool i40e_is_vsi_in_vlan(struct i40e_vsi *vsi); 1230 int i40e_count_filters(struct i40e_vsi *vsi); 1231 struct i40e_mac_filter *i40e_find_mac(struct i40e_vsi *vsi, const u8 *macaddr); 1232 void i40e_vlan_stripping_enable(struct i40e_vsi *vsi); 1233 static inline bool i40e_is_sw_dcb(struct i40e_pf *pf) 1234 { 1235 return !!(pf->flags & I40E_FLAG_DISABLE_FW_LLDP); 1236 } 1237 1238 #ifdef CONFIG_I40E_DCB 1239 void i40e_dcbnl_flush_apps(struct i40e_pf *pf, 1240 struct i40e_dcbx_config *old_cfg, 1241 struct i40e_dcbx_config *new_cfg); 1242 void i40e_dcbnl_set_all(struct i40e_vsi *vsi); 1243 void i40e_dcbnl_setup(struct i40e_vsi *vsi); 1244 bool i40e_dcb_need_reconfig(struct i40e_pf *pf, 1245 struct i40e_dcbx_config *old_cfg, 1246 struct i40e_dcbx_config *new_cfg); 1247 int i40e_hw_dcb_config(struct i40e_pf *pf, struct i40e_dcbx_config *new_cfg); 1248 int i40e_dcb_sw_default_config(struct i40e_pf *pf); 1249 #endif /* CONFIG_I40E_DCB */ 1250 void i40e_ptp_rx_hang(struct i40e_pf *pf); 1251 void i40e_ptp_tx_hang(struct i40e_pf *pf); 1252 void i40e_ptp_tx_hwtstamp(struct i40e_pf *pf); 1253 void i40e_ptp_rx_hwtstamp(struct i40e_pf *pf, struct sk_buff *skb, u8 index); 1254 void i40e_ptp_set_increment(struct i40e_pf *pf); 1255 int i40e_ptp_set_ts_config(struct i40e_pf *pf, struct ifreq *ifr); 1256 int i40e_ptp_get_ts_config(struct i40e_pf *pf, struct ifreq *ifr); 1257 void i40e_ptp_save_hw_time(struct i40e_pf *pf); 1258 void i40e_ptp_restore_hw_time(struct i40e_pf *pf); 1259 void i40e_ptp_init(struct i40e_pf *pf); 1260 void i40e_ptp_stop(struct i40e_pf *pf); 1261 int i40e_ptp_alloc_pins(struct i40e_pf *pf); 1262 int i40e_update_adq_vsi_queues(struct i40e_vsi *vsi, int vsi_offset); 1263 int i40e_is_vsi_uplink_mode_veb(struct i40e_vsi *vsi); 1264 int i40e_get_partition_bw_setting(struct i40e_pf *pf); 1265 int i40e_set_partition_bw_setting(struct i40e_pf *pf); 1266 int i40e_commit_partition_bw_setting(struct i40e_pf *pf); 1267 void i40e_print_link_message(struct i40e_vsi *vsi, bool isup); 1268 1269 void i40e_set_fec_in_flags(u8 fec_cfg, u32 *flags); 1270 1271 static inline bool i40e_enabled_xdp_vsi(struct i40e_vsi *vsi) 1272 { 1273 return !!READ_ONCE(vsi->xdp_prog); 1274 } 1275 1276 int i40e_create_queue_channel(struct i40e_vsi *vsi, struct i40e_channel *ch); 1277 int i40e_set_bw_limit(struct i40e_vsi *vsi, u16 seid, u64 max_tx_rate); 1278 int i40e_add_del_cloud_filter(struct i40e_vsi *vsi, 1279 struct i40e_cloud_filter *filter, 1280 bool add); 1281 int i40e_add_del_cloud_filter_big_buf(struct i40e_vsi *vsi, 1282 struct i40e_cloud_filter *filter, 1283 bool add); 1284 1285 /** 1286 * i40e_is_tc_mqprio_enabled - check if TC MQPRIO is enabled on PF 1287 * @pf: pointer to a pf. 1288 * 1289 * Check and return value of flag I40E_FLAG_TC_MQPRIO. 1290 * 1291 * Return: I40E_FLAG_TC_MQPRIO set state. 1292 **/ 1293 static inline u32 i40e_is_tc_mqprio_enabled(struct i40e_pf *pf) 1294 { 1295 return pf->flags & I40E_FLAG_TC_MQPRIO; 1296 } 1297 1298 /** 1299 * i40e_hw_to_pf - get pf pointer from the hardware structure 1300 * @hw: pointer to the device HW structure 1301 **/ 1302 static inline struct i40e_pf *i40e_hw_to_pf(struct i40e_hw *hw) 1303 { 1304 return container_of(hw, struct i40e_pf, hw); 1305 } 1306 1307 struct device *i40e_hw_to_dev(struct i40e_hw *hw); 1308 1309 #endif /* _I40E_H_ */ 1310