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/pci.h> 8#include <linux/ptp_clock_kernel.h> 9#include <linux/types.h> 10#include <linux/avf/virtchnl.h> 11#include <linux/net/intel/i40e_client.h> 12#include <net/devlink.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_devlink.h" 18#include "i40e_io.h" 19#include "i40e_prototype.h" 20#include "i40e_register.h" 21#include "i40e_txrx.h" 22 23/* Useful i40e defaults */ 24#define I40E_MAX_VEB 16 25 26#define I40E_MAX_NUM_DESCRIPTORS 4096 27#define I40E_MAX_NUM_DESCRIPTORS_XL710 8160 28#define I40E_MAX_CSR_SPACE (4 * 1024 * 1024 - 64 * 1024) 29#define I40E_DEFAULT_NUM_DESCRIPTORS 512 30#define I40E_REQ_DESCRIPTOR_MULTIPLE 32 31#define I40E_MIN_NUM_DESCRIPTORS 64 32#define I40E_MIN_MSIX 2 33#define I40E_DEFAULT_NUM_VMDQ_VSI 8 /* max 256 VSIs */ 34#define I40E_MIN_VSI_ALLOC 83 /* LAN, ATR, FCOE, 64 VF */ 35/* max 16 qps */ 36#define i40e_default_queues_per_vmdq(pf) \ 37 (test_bit(I40E_HW_CAP_RSS_AQ, (pf)->hw.caps) ? 4 : 1) 38#define I40E_DEFAULT_QUEUES_PER_VF 4 39#define I40E_MAX_VF_QUEUES 16 40#define i40e_pf_get_max_q_per_tc(pf) \ 41 (test_bit(I40E_HW_CAP_128_QP_RSS, (pf)->hw.caps) ? 128 : 64) 42#define I40E_FDIR_RING_COUNT 32 43#define I40E_MAX_AQ_BUF_SIZE 4096 44#define I40E_AQ_LEN 256 45#define I40E_MIN_ARQ_LEN 1 46#define I40E_MIN_ASQ_LEN 2 47#define I40E_AQ_WORK_LIMIT 66 /* max number of VFs + a little */ 48#define I40E_MAX_USER_PRIORITY 8 49#define I40E_DEFAULT_TRAFFIC_CLASS BIT(0) 50#define I40E_QUEUE_WAIT_RETRY_LIMIT 10 51#define I40E_INT_NAME_STR_LEN (IFNAMSIZ + 16) 52 53#define I40E_PHY_DEBUG_ALL \ 54 (I40E_AQ_PHY_DEBUG_DISABLE_LINK_FW | \ 55 I40E_AQ_PHY_DEBUG_DISABLE_ALL_LINK_FW) 56 57#define I40E_OEM_EETRACK_ID 0xffffffff 58#define I40E_NVM_VERSION_LO_MASK GENMASK(7, 0) 59#define I40E_NVM_VERSION_HI_MASK GENMASK(15, 12) 60#define I40E_OEM_VER_BUILD_MASK GENMASK(23, 8) 61#define I40E_OEM_VER_PATCH_MASK GENMASK(7, 0) 62#define I40E_OEM_VER_MASK GENMASK(31, 24) 63#define I40E_OEM_GEN_MASK GENMASK(31, 24) 64#define I40E_OEM_SNAP_MASK GENMASK(23, 16) 65#define I40E_OEM_RELEASE_MASK GENMASK(15, 0) 66 67#define I40E_RX_DESC(R, i) \ 68 (&(((union i40e_rx_desc *)((R)->desc))[i])) 69#define I40E_TX_DESC(R, i) \ 70 (&(((struct i40e_tx_desc *)((R)->desc))[i])) 71#define I40E_TX_CTXTDESC(R, i) \ 72 (&(((struct i40e_tx_context_desc *)((R)->desc))[i])) 73#define I40E_TX_FDIRDESC(R, i) \ 74 (&(((struct i40e_filter_program_desc *)((R)->desc))[i])) 75 76/* BW rate limiting */ 77#define I40E_BW_CREDIT_DIVISOR 50 /* 50Mbps per BW credit */ 78#define I40E_BW_MBPS_DIVISOR 125000 /* rate / (1000000 / 8) Mbps */ 79#define I40E_MAX_BW_INACTIVE_ACCUM 4 /* accumulate 4 credits max */ 80 81/* driver state flags */ 82enum i40e_state { 83 __I40E_TESTING, 84 __I40E_CONFIG_BUSY, 85 __I40E_CONFIG_DONE, 86 __I40E_DOWN, 87 __I40E_SERVICE_SCHED, 88 __I40E_ADMINQ_EVENT_PENDING, 89 __I40E_MDD_EVENT_PENDING, 90 __I40E_VFLR_EVENT_PENDING, 91 __I40E_RESET_RECOVERY_PENDING, 92 __I40E_TIMEOUT_RECOVERY_PENDING, 93 __I40E_MISC_IRQ_REQUESTED, 94 __I40E_RESET_INTR_RECEIVED, 95 __I40E_REINIT_REQUESTED, 96 __I40E_PF_RESET_REQUESTED, 97 __I40E_PF_RESET_AND_REBUILD_REQUESTED, 98 __I40E_CORE_RESET_REQUESTED, 99 __I40E_GLOBAL_RESET_REQUESTED, 100 __I40E_EMP_RESET_INTR_RECEIVED, 101 __I40E_SUSPENDED, 102 __I40E_PTP_TX_IN_PROGRESS, 103 __I40E_BAD_EEPROM, 104 __I40E_DOWN_REQUESTED, 105 __I40E_FD_FLUSH_REQUESTED, 106 __I40E_FD_ATR_AUTO_DISABLED, 107 __I40E_FD_SB_AUTO_DISABLED, 108 __I40E_RESET_FAILED, 109 __I40E_PORT_SUSPENDED, 110 __I40E_VF_DISABLE, 111 __I40E_MACVLAN_SYNC_PENDING, 112 __I40E_TEMP_LINK_POLLING, 113 __I40E_CLIENT_SERVICE_REQUESTED, 114 __I40E_CLIENT_L2_CHANGE, 115 __I40E_CLIENT_RESET, 116 __I40E_VIRTCHNL_OP_PENDING, 117 __I40E_RECOVERY_MODE, 118 __I40E_VF_RESETS_DISABLED, /* disable resets during i40e_remove */ 119 __I40E_IN_REMOVE, 120 __I40E_VFS_RELEASING, 121 /* This must be last as it determines the size of the BITMAP */ 122 __I40E_STATE_SIZE__, 123}; 124 125#define I40E_PF_RESET_FLAG BIT_ULL(__I40E_PF_RESET_REQUESTED) 126#define I40E_PF_RESET_AND_REBUILD_FLAG \ 127 BIT_ULL(__I40E_PF_RESET_AND_REBUILD_REQUESTED) 128 129/* VSI state flags */ 130enum i40e_vsi_state { 131 __I40E_VSI_DOWN, 132 __I40E_VSI_NEEDS_RESTART, 133 __I40E_VSI_SYNCING_FILTERS, 134 __I40E_VSI_OVERFLOW_PROMISC, 135 __I40E_VSI_REINIT_REQUESTED, 136 __I40E_VSI_DOWN_REQUESTED, 137 __I40E_VSI_RELEASING, 138 /* This must be last as it determines the size of the BITMAP */ 139 __I40E_VSI_STATE_SIZE__, 140}; 141 142enum i40e_pf_flags { 143 I40E_FLAG_MSI_ENA, 144 I40E_FLAG_MSIX_ENA, 145 I40E_FLAG_RSS_ENA, 146 I40E_FLAG_VMDQ_ENA, 147 I40E_FLAG_SRIOV_ENA, 148 I40E_FLAG_DCB_CAPABLE, 149 I40E_FLAG_DCB_ENA, 150 I40E_FLAG_FD_SB_ENA, 151 I40E_FLAG_FD_ATR_ENA, 152 I40E_FLAG_MFP_ENA, 153 I40E_FLAG_HW_ATR_EVICT_ENA, 154 I40E_FLAG_VEB_MODE_ENA, 155 I40E_FLAG_VEB_STATS_ENA, 156 I40E_FLAG_LINK_POLLING_ENA, 157 I40E_FLAG_TRUE_PROMISC_ENA, 158 I40E_FLAG_LEGACY_RX_ENA, 159 I40E_FLAG_PTP_ENA, 160 I40E_FLAG_IWARP_ENA, 161 I40E_FLAG_LINK_DOWN_ON_CLOSE_ENA, 162 I40E_FLAG_SOURCE_PRUNING_DIS, 163 I40E_FLAG_TC_MQPRIO_ENA, 164 I40E_FLAG_FD_SB_INACTIVE, 165 I40E_FLAG_FD_SB_TO_CLOUD_FILTER, 166 I40E_FLAG_FW_LLDP_DIS, 167 I40E_FLAG_RS_FEC, 168 I40E_FLAG_BASE_R_FEC, 169 /* TOTAL_PORT_SHUTDOWN_ENA 170 * Allows to physically disable the link on the NIC's port. 171 * If enabled, (after link down request from the OS) 172 * no link, traffic or led activity is possible on that port. 173 * 174 * If I40E_FLAG_TOTAL_PORT_SHUTDOWN_ENA is set, the 175 * I40E_FLAG_LINK_DOWN_ON_CLOSE_ENA must be explicitly forced 176 * to true and cannot be disabled by system admin at that time. 177 * The functionalities are exclusive in terms of configuration, but 178 * they also have similar behavior (allowing to disable physical 179 * link of the port), with following differences: 180 * - LINK_DOWN_ON_CLOSE_ENA is configurable at host OS run-time and 181 * is supported by whole family of 7xx Intel Ethernet Controllers 182 * - TOTAL_PORT_SHUTDOWN_ENA may be enabled only before OS loads 183 * (in BIOS) only if motherboard's BIOS and NIC's FW has support of it 184 * - when LINK_DOWN_ON_CLOSE_ENABLED is used, the link is being brought 185 * down by sending phy_type=0 to NIC's FW 186 * - when TOTAL_PORT_SHUTDOWN_ENA is used, phy_type is not altered, 187 * instead the link is being brought down by clearing 188 * bit (I40E_AQ_PHY_ENABLE_LINK) in abilities field of 189 * i40e_aq_set_phy_config structure 190 */ 191 I40E_FLAG_TOTAL_PORT_SHUTDOWN_ENA, 192 I40E_FLAG_VF_VLAN_PRUNING_ENA, 193 I40E_PF_FLAGS_NBITS, /* must be last */ 194}; 195 196enum i40e_interrupt_policy { 197 I40E_INTERRUPT_BEST_CASE, 198 I40E_INTERRUPT_MEDIUM, 199 I40E_INTERRUPT_LOWEST 200}; 201 202struct i40e_lump_tracking { 203 u16 num_entries; 204 u16 list[]; 205#define I40E_PILE_VALID_BIT 0x8000 206#define I40E_IWARP_IRQ_PILE_ID (I40E_PILE_VALID_BIT - 2) 207}; 208 209#define I40E_DEFAULT_ATR_SAMPLE_RATE 20 210#define I40E_FDIR_MAX_RAW_PACKET_SIZE 512 211#define I40E_FDIR_BUFFER_FULL_MARGIN 10 212#define I40E_FDIR_BUFFER_HEAD_ROOM 32 213#define I40E_FDIR_BUFFER_HEAD_ROOM_FOR_ATR (I40E_FDIR_BUFFER_HEAD_ROOM * 4) 214 215#define I40E_HKEY_ARRAY_SIZE ((I40E_PFQF_HKEY_MAX_INDEX + 1) * 4) 216#define I40E_HLUT_ARRAY_SIZE ((I40E_PFQF_HLUT_MAX_INDEX + 1) * 4) 217#define I40E_VF_HLUT_ARRAY_SIZE ((I40E_VFQF_HLUT1_MAX_INDEX + 1) * 4) 218 219enum i40e_fd_stat_idx { 220 I40E_FD_STAT_ATR, 221 I40E_FD_STAT_SB, 222 I40E_FD_STAT_ATR_TUNNEL, 223 I40E_FD_STAT_PF_COUNT 224}; 225#define I40E_FD_STAT_PF_IDX(pf_id) ((pf_id) * I40E_FD_STAT_PF_COUNT) 226#define I40E_FD_ATR_STAT_IDX(pf_id) \ 227 (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_ATR) 228#define I40E_FD_SB_STAT_IDX(pf_id) \ 229 (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_SB) 230#define I40E_FD_ATR_TUNNEL_STAT_IDX(pf_id) \ 231 (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_ATR_TUNNEL) 232 233/* The following structure contains the data parsed from the user-defined 234 * field of the ethtool_rx_flow_spec structure. 235 */ 236struct i40e_rx_flow_userdef { 237 bool flex_filter; 238 u16 flex_word; 239 u16 flex_offset; 240}; 241 242struct i40e_fdir_filter { 243 struct hlist_node fdir_node; 244 /* filter ipnut set */ 245 u8 flow_type; 246 u8 ipl4_proto; 247 /* TX packet view of src and dst */ 248 __be32 dst_ip; 249 __be32 src_ip; 250 __be32 dst_ip6[4]; 251 __be32 src_ip6[4]; 252 __be16 src_port; 253 __be16 dst_port; 254 __be32 sctp_v_tag; 255 256 __be16 vlan_etype; 257 __be16 vlan_tag; 258 /* Flexible data to match within the packet payload */ 259 __be16 flex_word; 260 u16 flex_offset; 261 bool flex_filter; 262 263 /* filter control */ 264 u16 q_index; 265 u8 flex_off; 266 u8 pctype; 267 u16 dest_vsi; 268 u8 dest_ctl; 269 u8 fd_status; 270 u16 cnt_index; 271 u32 fd_id; 272}; 273 274#define I40E_CLOUD_FIELD_OMAC BIT(0) 275#define I40E_CLOUD_FIELD_IMAC BIT(1) 276#define I40E_CLOUD_FIELD_IVLAN BIT(2) 277#define I40E_CLOUD_FIELD_TEN_ID BIT(3) 278#define I40E_CLOUD_FIELD_IIP BIT(4) 279 280#define I40E_CLOUD_FILTER_FLAGS_OMAC I40E_CLOUD_FIELD_OMAC 281#define I40E_CLOUD_FILTER_FLAGS_IMAC I40E_CLOUD_FIELD_IMAC 282#define I40E_CLOUD_FILTER_FLAGS_IMAC_IVLAN (I40E_CLOUD_FIELD_IMAC | \ 283 I40E_CLOUD_FIELD_IVLAN) 284#define I40E_CLOUD_FILTER_FLAGS_IMAC_TEN_ID (I40E_CLOUD_FIELD_IMAC | \ 285 I40E_CLOUD_FIELD_TEN_ID) 286#define I40E_CLOUD_FILTER_FLAGS_OMAC_TEN_ID_IMAC (I40E_CLOUD_FIELD_OMAC | \ 287 I40E_CLOUD_FIELD_IMAC | \ 288 I40E_CLOUD_FIELD_TEN_ID) 289#define I40E_CLOUD_FILTER_FLAGS_IMAC_IVLAN_TEN_ID (I40E_CLOUD_FIELD_IMAC | \ 290 I40E_CLOUD_FIELD_IVLAN | \ 291 I40E_CLOUD_FIELD_TEN_ID) 292#define I40E_CLOUD_FILTER_FLAGS_IIP I40E_CLOUD_FIELD_IIP 293 294struct i40e_cloud_filter { 295 struct hlist_node cloud_node; 296 unsigned long cookie; 297 /* cloud filter input set follows */ 298 u8 dst_mac[ETH_ALEN]; 299 u8 src_mac[ETH_ALEN]; 300 __be16 vlan_id; 301 u16 seid; /* filter control */ 302 __be16 dst_port; 303 __be16 src_port; 304 u32 tenant_id; 305 union { 306 struct { 307 struct in_addr dst_ip; 308 struct in_addr src_ip; 309 } v4; 310 struct { 311 struct in6_addr dst_ip6; 312 struct in6_addr src_ip6; 313 } v6; 314 } ip; 315#define dst_ipv6 ip.v6.dst_ip6.s6_addr32 316#define src_ipv6 ip.v6.src_ip6.s6_addr32 317#define dst_ipv4 ip.v4.dst_ip.s_addr 318#define src_ipv4 ip.v4.src_ip.s_addr 319 u16 n_proto; /* Ethernet Protocol */ 320 u8 ip_proto; /* IPPROTO value */ 321 u8 flags; 322#define I40E_CLOUD_TNL_TYPE_NONE 0xff 323 u8 tunnel_type; 324}; 325 326#define I40E_DCB_PRIO_TYPE_STRICT 0 327#define I40E_DCB_PRIO_TYPE_ETS 1 328#define I40E_DCB_STRICT_PRIO_CREDITS 127 329/* DCB per TC information data structure */ 330struct i40e_tc_info { 331 u16 qoffset; /* Queue offset from base queue */ 332 u16 qcount; /* Total Queues */ 333 u8 netdev_tc; /* Netdev TC index if netdev associated */ 334}; 335 336/* TC configuration data structure */ 337struct i40e_tc_configuration { 338 u8 numtc; /* Total number of enabled TCs */ 339 u8 enabled_tc; /* TC map */ 340 struct i40e_tc_info tc_info[I40E_MAX_TRAFFIC_CLASS]; 341}; 342 343#define I40E_UDP_PORT_INDEX_UNUSED 255 344struct i40e_udp_port_config { 345 /* AdminQ command interface expects port number in Host byte order */ 346 u16 port; 347 u8 type; 348 u8 filter_index; 349}; 350 351/* macros related to FLX_PIT */ 352#define I40E_FLEX_SET_FSIZE(fsize) (((fsize) << \ 353 I40E_PRTQF_FLX_PIT_FSIZE_SHIFT) & \ 354 I40E_PRTQF_FLX_PIT_FSIZE_MASK) 355#define I40E_FLEX_SET_DST_WORD(dst) (((dst) << \ 356 I40E_PRTQF_FLX_PIT_DEST_OFF_SHIFT) & \ 357 I40E_PRTQF_FLX_PIT_DEST_OFF_MASK) 358#define I40E_FLEX_SET_SRC_WORD(src) (((src) << \ 359 I40E_PRTQF_FLX_PIT_SOURCE_OFF_SHIFT) & \ 360 I40E_PRTQF_FLX_PIT_SOURCE_OFF_MASK) 361#define I40E_FLEX_PREP_VAL(dst, fsize, src) (I40E_FLEX_SET_DST_WORD(dst) | \ 362 I40E_FLEX_SET_FSIZE(fsize) | \ 363 I40E_FLEX_SET_SRC_WORD(src)) 364 365 366#define I40E_MAX_FLEX_SRC_OFFSET 0x1F 367 368/* macros related to GLQF_ORT */ 369#define I40E_ORT_SET_IDX(idx) (((idx) << \ 370 I40E_GLQF_ORT_PIT_INDX_SHIFT) & \ 371 I40E_GLQF_ORT_PIT_INDX_MASK) 372 373#define I40E_ORT_SET_COUNT(count) (((count) << \ 374 I40E_GLQF_ORT_FIELD_CNT_SHIFT) & \ 375 I40E_GLQF_ORT_FIELD_CNT_MASK) 376 377#define I40E_ORT_SET_PAYLOAD(payload) (((payload) << \ 378 I40E_GLQF_ORT_FLX_PAYLOAD_SHIFT) & \ 379 I40E_GLQF_ORT_FLX_PAYLOAD_MASK) 380 381#define I40E_ORT_PREP_VAL(idx, count, payload) (I40E_ORT_SET_IDX(idx) | \ 382 I40E_ORT_SET_COUNT(count) | \ 383 I40E_ORT_SET_PAYLOAD(payload)) 384 385#define I40E_L3_GLQF_ORT_IDX 34 386#define I40E_L4_GLQF_ORT_IDX 35 387 388/* Flex PIT register index */ 389#define I40E_FLEX_PIT_IDX_START_L3 3 390#define I40E_FLEX_PIT_IDX_START_L4 6 391 392#define I40E_FLEX_PIT_TABLE_SIZE 3 393 394#define I40E_FLEX_DEST_UNUSED 63 395 396#define I40E_FLEX_INDEX_ENTRIES 8 397 398/* Flex MASK to disable all flexible entries */ 399#define I40E_FLEX_INPUT_MASK (I40E_FLEX_50_MASK | I40E_FLEX_51_MASK | \ 400 I40E_FLEX_52_MASK | I40E_FLEX_53_MASK | \ 401 I40E_FLEX_54_MASK | I40E_FLEX_55_MASK | \ 402 I40E_FLEX_56_MASK | I40E_FLEX_57_MASK) 403 404#define I40E_QINT_TQCTL_VAL(qp, vector, nextq_type) \ 405 (I40E_QINT_TQCTL_CAUSE_ENA_MASK | \ 406 (I40E_TX_ITR << I40E_QINT_TQCTL_ITR_INDX_SHIFT) | \ 407 ((vector) << I40E_QINT_TQCTL_MSIX_INDX_SHIFT) | \ 408 ((qp) << I40E_QINT_TQCTL_NEXTQ_INDX_SHIFT) | \ 409 (I40E_QUEUE_TYPE_##nextq_type << I40E_QINT_TQCTL_NEXTQ_TYPE_SHIFT)) 410 411#define I40E_QINT_RQCTL_VAL(qp, vector, nextq_type) \ 412 (I40E_QINT_RQCTL_CAUSE_ENA_MASK | \ 413 (I40E_RX_ITR << I40E_QINT_RQCTL_ITR_INDX_SHIFT) | \ 414 ((vector) << I40E_QINT_RQCTL_MSIX_INDX_SHIFT) | \ 415 ((qp) << I40E_QINT_RQCTL_NEXTQ_INDX_SHIFT) | \ 416 (I40E_QUEUE_TYPE_##nextq_type << I40E_QINT_RQCTL_NEXTQ_TYPE_SHIFT)) 417 418struct i40e_flex_pit { 419 struct list_head list; 420 u16 src_offset; 421 u8 pit_index; 422}; 423 424struct i40e_fwd_adapter { 425 struct net_device *netdev; 426 int bit_no; 427}; 428 429struct i40e_channel { 430 struct list_head list; 431 bool initialized; 432 u8 type; 433 u16 vsi_number; /* Assigned VSI number from AQ 'Add VSI' response */ 434 u16 stat_counter_idx; 435 u16 base_queue; 436 u16 num_queue_pairs; /* Requested by user */ 437 u16 seid; 438 439 u8 enabled_tc; 440 struct i40e_aqc_vsi_properties_data info; 441 442 u64 max_tx_rate; 443 struct i40e_fwd_adapter *fwd; 444 445 /* track this channel belongs to which VSI */ 446 struct i40e_vsi *parent_vsi; 447}; 448 449struct i40e_ptp_pins_settings; 450 451static inline bool i40e_is_channel_macvlan(struct i40e_channel *ch) 452{ 453 return !!ch->fwd; 454} 455 456static inline const u8 *i40e_channel_mac(struct i40e_channel *ch) 457{ 458 if (i40e_is_channel_macvlan(ch)) 459 return ch->fwd->netdev->dev_addr; 460 else 461 return NULL; 462} 463 464/* struct that defines the Ethernet device */ 465struct i40e_pf { 466 struct pci_dev *pdev; 467 struct devlink_port devlink_port; 468 struct i40e_hw hw; 469 DECLARE_BITMAP(state, __I40E_STATE_SIZE__); 470 struct msix_entry *msix_entries; 471 472 u16 num_vmdq_vsis; /* num vmdq vsis this PF has set up */ 473 u16 num_vmdq_qps; /* num queue pairs per vmdq pool */ 474 u16 num_vmdq_msix; /* num queue vectors per vmdq pool */ 475 u16 num_req_vfs; /* num VFs requested for this PF */ 476 u16 num_vf_qps; /* num queue pairs per VF */ 477 u16 num_lan_qps; /* num lan queues this PF has set up */ 478 u16 num_lan_msix; /* num queue vectors for the base PF vsi */ 479 u16 num_fdsb_msix; /* num queue vectors for sideband Fdir */ 480 u16 num_iwarp_msix; /* num of iwarp vectors for this PF */ 481 int iwarp_base_vector; 482 int queues_left; /* queues left unclaimed */ 483 u16 alloc_rss_size; /* allocated RSS queues */ 484 u16 rss_size_max; /* HW defined max RSS queues */ 485 u16 fdir_pf_filter_count; /* num of guaranteed filters for this PF */ 486 u16 num_alloc_vsi; /* num VSIs this driver supports */ 487 bool wol_en; 488 489 struct hlist_head fdir_filter_list; 490 u16 fdir_pf_active_filters; 491 unsigned long fd_flush_timestamp; 492 u32 fd_flush_cnt; 493 u32 fd_add_err; 494 u32 fd_atr_cnt; 495 496 /* Book-keeping of side-band filter count per flow-type. 497 * This is used to detect and handle input set changes for 498 * respective flow-type. 499 */ 500 u16 fd_tcp4_filter_cnt; 501 u16 fd_udp4_filter_cnt; 502 u16 fd_sctp4_filter_cnt; 503 u16 fd_ip4_filter_cnt; 504 505 u16 fd_tcp6_filter_cnt; 506 u16 fd_udp6_filter_cnt; 507 u16 fd_sctp6_filter_cnt; 508 u16 fd_ip6_filter_cnt; 509 510 /* Flexible filter table values that need to be programmed into 511 * hardware, which expects L3 and L4 to be programmed separately. We 512 * need to ensure that the values are in ascended order and don't have 513 * duplicates, so we track each L3 and L4 values in separate lists. 514 */ 515 struct list_head l3_flex_pit_list; 516 struct list_head l4_flex_pit_list; 517 518 struct udp_tunnel_nic_shared udp_tunnel_shared; 519 struct udp_tunnel_nic_info udp_tunnel_nic; 520 521 struct hlist_head cloud_filter_list; 522 u16 num_cloud_filters; 523 524 u16 rx_itr_default; 525 u16 tx_itr_default; 526 u32 msg_enable; 527 char int_name[I40E_INT_NAME_STR_LEN]; 528 unsigned long service_timer_period; 529 unsigned long service_timer_previous; 530 struct timer_list service_timer; 531 struct work_struct service_task; 532 533 DECLARE_BITMAP(flags, I40E_PF_FLAGS_NBITS); 534 struct i40e_client_instance *cinst; 535 bool stat_offsets_loaded; 536 struct i40e_hw_port_stats stats; 537 struct i40e_hw_port_stats stats_offsets; 538 u32 tx_timeout_count; 539 u32 tx_timeout_recovery_level; 540 unsigned long tx_timeout_last_recovery; 541 u32 hw_csum_rx_error; 542 u32 led_status; 543 u16 corer_count; /* Core reset count */ 544 u16 globr_count; /* Global reset count */ 545 u16 empr_count; /* EMP reset count */ 546 u16 pfr_count; /* PF reset count */ 547 u16 sw_int_count; /* SW interrupt count */ 548 549 struct mutex switch_mutex; 550 u16 lan_vsi; /* our default LAN VSI */ 551 u16 lan_veb; /* initial relay, if exists */ 552#define I40E_NO_VEB 0xffff 553#define I40E_NO_VSI 0xffff 554 u16 next_vsi; /* Next unallocated VSI - 0-based! */ 555 struct i40e_vsi **vsi; 556 struct i40e_veb *veb[I40E_MAX_VEB]; 557 558 struct i40e_lump_tracking *qp_pile; 559 struct i40e_lump_tracking *irq_pile; 560 561 /* switch config info */ 562 u16 main_vsi_seid; 563 u16 mac_seid; 564#ifdef CONFIG_DEBUG_FS 565 struct dentry *i40e_dbg_pf; 566#endif /* CONFIG_DEBUG_FS */ 567 bool cur_promisc; 568 569 /* sr-iov config info */ 570 struct i40e_vf *vf; 571 int num_alloc_vfs; /* actual number of VFs allocated */ 572 u32 vf_aq_requests; 573 u32 arq_overflows; /* Not fatal, possibly indicative of problems */ 574 575 /* DCBx/DCBNL capability for PF that indicates 576 * whether DCBx is managed by firmware or host 577 * based agent (LLDPAD). Also, indicates what 578 * flavor of DCBx protocol (IEEE/CEE) is supported 579 * by the device. For now we're supporting IEEE 580 * mode only. 581 */ 582 u16 dcbx_cap; 583 584 struct i40e_filter_control_settings filter_settings; 585 struct i40e_rx_pb_config pb_cfg; /* Current Rx packet buffer config */ 586 struct i40e_dcbx_config tmp_cfg; 587 588/* GPIO defines used by PTP */ 589#define I40E_SDP3_2 18 590#define I40E_SDP3_3 19 591#define I40E_GPIO_4 20 592#define I40E_LED2_0 26 593#define I40E_LED2_1 27 594#define I40E_LED3_0 28 595#define I40E_LED3_1 29 596#define I40E_GLGEN_GPIO_SET_SDP_DATA_HI \ 597 (1 << I40E_GLGEN_GPIO_SET_SDP_DATA_SHIFT) 598#define I40E_GLGEN_GPIO_SET_DRV_SDP_DATA \ 599 (1 << I40E_GLGEN_GPIO_SET_DRIVE_SDP_SHIFT) 600#define I40E_GLGEN_GPIO_CTL_PRT_NUM_0 \ 601 (0 << I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT) 602#define I40E_GLGEN_GPIO_CTL_PRT_NUM_1 \ 603 (1 << I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT) 604#define I40E_GLGEN_GPIO_CTL_RESERVED BIT(2) 605#define I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_Z \ 606 (1 << I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_SHIFT) 607#define I40E_GLGEN_GPIO_CTL_DIR_OUT \ 608 (1 << I40E_GLGEN_GPIO_CTL_PIN_DIR_SHIFT) 609#define I40E_GLGEN_GPIO_CTL_TRI_DRV_HI \ 610 (1 << I40E_GLGEN_GPIO_CTL_TRI_CTL_SHIFT) 611#define I40E_GLGEN_GPIO_CTL_OUT_HI_RST \ 612 (1 << I40E_GLGEN_GPIO_CTL_OUT_CTL_SHIFT) 613#define I40E_GLGEN_GPIO_CTL_TIMESYNC_0 \ 614 (3 << I40E_GLGEN_GPIO_CTL_PIN_FUNC_SHIFT) 615#define I40E_GLGEN_GPIO_CTL_TIMESYNC_1 \ 616 (4 << I40E_GLGEN_GPIO_CTL_PIN_FUNC_SHIFT) 617#define I40E_GLGEN_GPIO_CTL_NOT_FOR_PHY_CONN \ 618 (0x3F << I40E_GLGEN_GPIO_CTL_PHY_PIN_NAME_SHIFT) 619#define I40E_GLGEN_GPIO_CTL_OUT_DEFAULT \ 620 (1 << I40E_GLGEN_GPIO_CTL_OUT_DEFAULT_SHIFT) 621#define I40E_GLGEN_GPIO_CTL_PORT_0_IN_TIMESYNC_0 \ 622 (I40E_GLGEN_GPIO_CTL_NOT_FOR_PHY_CONN | \ 623 I40E_GLGEN_GPIO_CTL_TIMESYNC_0 | \ 624 I40E_GLGEN_GPIO_CTL_RESERVED | I40E_GLGEN_GPIO_CTL_PRT_NUM_0) 625#define I40E_GLGEN_GPIO_CTL_PORT_1_IN_TIMESYNC_0 \ 626 (I40E_GLGEN_GPIO_CTL_NOT_FOR_PHY_CONN | \ 627 I40E_GLGEN_GPIO_CTL_TIMESYNC_0 | \ 628 I40E_GLGEN_GPIO_CTL_RESERVED | I40E_GLGEN_GPIO_CTL_PRT_NUM_1) 629#define I40E_GLGEN_GPIO_CTL_PORT_0_OUT_TIMESYNC_1 \ 630 (I40E_GLGEN_GPIO_CTL_NOT_FOR_PHY_CONN | \ 631 I40E_GLGEN_GPIO_CTL_TIMESYNC_1 | I40E_GLGEN_GPIO_CTL_OUT_HI_RST | \ 632 I40E_GLGEN_GPIO_CTL_TRI_DRV_HI | I40E_GLGEN_GPIO_CTL_DIR_OUT | \ 633 I40E_GLGEN_GPIO_CTL_RESERVED | I40E_GLGEN_GPIO_CTL_PRT_NUM_0) 634#define I40E_GLGEN_GPIO_CTL_PORT_1_OUT_TIMESYNC_1 \ 635 (I40E_GLGEN_GPIO_CTL_NOT_FOR_PHY_CONN | \ 636 I40E_GLGEN_GPIO_CTL_TIMESYNC_1 | I40E_GLGEN_GPIO_CTL_OUT_HI_RST | \ 637 I40E_GLGEN_GPIO_CTL_TRI_DRV_HI | I40E_GLGEN_GPIO_CTL_DIR_OUT | \ 638 I40E_GLGEN_GPIO_CTL_RESERVED | I40E_GLGEN_GPIO_CTL_PRT_NUM_1) 639#define I40E_GLGEN_GPIO_CTL_LED_INIT \ 640 (I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_Z | \ 641 I40E_GLGEN_GPIO_CTL_DIR_OUT | \ 642 I40E_GLGEN_GPIO_CTL_TRI_DRV_HI | \ 643 I40E_GLGEN_GPIO_CTL_OUT_HI_RST | \ 644 I40E_GLGEN_GPIO_CTL_OUT_DEFAULT | \ 645 I40E_GLGEN_GPIO_CTL_NOT_FOR_PHY_CONN) 646#define I40E_PRTTSYN_AUX_1_INSTNT \ 647 (1 << I40E_PRTTSYN_AUX_1_INSTNT_SHIFT) 648#define I40E_PRTTSYN_AUX_0_OUT_ENABLE \ 649 (1 << I40E_PRTTSYN_AUX_0_OUT_ENA_SHIFT) 650#define I40E_PRTTSYN_AUX_0_OUT_CLK_MOD (3 << I40E_PRTTSYN_AUX_0_OUTMOD_SHIFT) 651#define I40E_PRTTSYN_AUX_0_OUT_ENABLE_CLK_MOD \ 652 (I40E_PRTTSYN_AUX_0_OUT_ENABLE | I40E_PRTTSYN_AUX_0_OUT_CLK_MOD) 653#define I40E_PTP_HALF_SECOND 500000000LL /* nano seconds */ 654#define I40E_PTP_2_SEC_DELAY 2 655 656 struct ptp_clock *ptp_clock; 657 struct ptp_clock_info ptp_caps; 658 struct sk_buff *ptp_tx_skb; 659 unsigned long ptp_tx_start; 660 struct hwtstamp_config tstamp_config; 661 struct timespec64 ptp_prev_hw_time; 662 struct work_struct ptp_extts0_work; 663 ktime_t ptp_reset_start; 664 struct mutex tmreg_lock; /* Used to protect the SYSTIME registers. */ 665 u32 ptp_adj_mult; 666 u32 tx_hwtstamp_timeouts; 667 u32 tx_hwtstamp_skipped; 668 u32 rx_hwtstamp_cleared; 669 u32 latch_event_flags; 670 spinlock_t ptp_rx_lock; /* Used to protect Rx timestamp registers. */ 671 unsigned long latch_events[4]; 672 bool ptp_tx; 673 bool ptp_rx; 674 struct i40e_ptp_pins_settings *ptp_pins; 675 u16 rss_table_size; /* HW RSS table size */ 676 u32 max_bw; 677 u32 min_bw; 678 679 u32 ioremap_len; 680 u32 fd_inv; 681 u16 phy_led_val; 682 683 u16 last_sw_conf_flags; 684 u16 last_sw_conf_valid_flags; 685 /* List to keep previous DDP profiles to be rolled back in the future */ 686 struct list_head ddp_old_prof; 687}; 688 689/** 690 * __i40e_pf_next_vsi - get next valid VSI 691 * @pf: pointer to the PF struct 692 * @idx: pointer to start position number 693 * 694 * Find and return next non-NULL VSI pointer in pf->vsi array and 695 * updates idx position. Returns NULL if no VSI is found. 696 **/ 697static __always_inline struct i40e_vsi * 698__i40e_pf_next_vsi(struct i40e_pf *pf, int *idx) 699{ 700 while (*idx < pf->num_alloc_vsi) { 701 if (pf->vsi[*idx]) 702 return pf->vsi[*idx]; 703 (*idx)++; 704 } 705 return NULL; 706} 707 708#define i40e_pf_for_each_vsi(_pf, _i, _vsi) \ 709 for (_i = 0, _vsi = __i40e_pf_next_vsi(_pf, &_i); \ 710 _vsi; \ 711 _i++, _vsi = __i40e_pf_next_vsi(_pf, &_i)) 712 713/** 714 * __i40e_pf_next_veb - get next valid VEB 715 * @pf: pointer to the PF struct 716 * @idx: pointer to start position number 717 * 718 * Find and return next non-NULL VEB pointer in pf->veb array and 719 * updates idx position. Returns NULL if no VEB is found. 720 **/ 721static __always_inline struct i40e_veb * 722__i40e_pf_next_veb(struct i40e_pf *pf, int *idx) 723{ 724 while (*idx < I40E_MAX_VEB) { 725 if (pf->veb[*idx]) 726 return pf->veb[*idx]; 727 (*idx)++; 728 } 729 return NULL; 730} 731 732#define i40e_pf_for_each_veb(_pf, _i, _veb) \ 733 for (_i = 0, _veb = __i40e_pf_next_veb(_pf, &_i); \ 734 _veb; \ 735 _i++, _veb = __i40e_pf_next_veb(_pf, &_i)) 736 737/** 738 * i40e_mac_to_hkey - Convert a 6-byte MAC Address to a u64 hash key 739 * @macaddr: the MAC Address as the base key 740 * 741 * Simply copies the address and returns it as a u64 for hashing 742 **/ 743static inline u64 i40e_addr_to_hkey(const u8 *macaddr) 744{ 745 u64 key = 0; 746 747 ether_addr_copy((u8 *)&key, macaddr); 748 return key; 749} 750 751enum i40e_filter_state { 752 I40E_FILTER_INVALID = 0, /* Invalid state */ 753 I40E_FILTER_NEW, /* New, not sent to FW yet */ 754 I40E_FILTER_ACTIVE, /* Added to switch by FW */ 755 I40E_FILTER_FAILED, /* Rejected by FW */ 756 I40E_FILTER_REMOVE, /* To be removed */ 757/* There is no 'removed' state; the filter struct is freed */ 758}; 759struct i40e_mac_filter { 760 struct hlist_node hlist; 761 u8 macaddr[ETH_ALEN]; 762#define I40E_VLAN_ANY -1 763 s16 vlan; 764 enum i40e_filter_state state; 765}; 766 767/* Wrapper structure to keep track of filters while we are preparing to send 768 * firmware commands. We cannot send firmware commands while holding a 769 * spinlock, since it might sleep. To avoid this, we wrap the added filters in 770 * a separate structure, which will track the state change and update the real 771 * filter while under lock. We can't simply hold the filters in a separate 772 * list, as this opens a window for a race condition when adding new MAC 773 * addresses to all VLANs, or when adding new VLANs to all MAC addresses. 774 */ 775struct i40e_new_mac_filter { 776 struct hlist_node hlist; 777 struct i40e_mac_filter *f; 778 779 /* Track future changes to state separately */ 780 enum i40e_filter_state state; 781}; 782 783struct i40e_veb { 784 struct i40e_pf *pf; 785 u16 idx; 786 u16 seid; 787 u16 uplink_seid; 788 u16 stats_idx; /* index of VEB parent */ 789 u8 enabled_tc; 790 u16 bridge_mode; /* Bridge Mode (VEB/VEPA) */ 791 u16 flags; 792 u16 bw_limit; 793 u8 bw_max_quanta; 794 bool is_abs_credits; 795 u8 bw_tc_share_credits[I40E_MAX_TRAFFIC_CLASS]; 796 u16 bw_tc_limit_credits[I40E_MAX_TRAFFIC_CLASS]; 797 u8 bw_tc_max_quanta[I40E_MAX_TRAFFIC_CLASS]; 798 struct kobject *kobj; 799 bool stat_offsets_loaded; 800 struct i40e_eth_stats stats; 801 struct i40e_eth_stats stats_offsets; 802 struct i40e_veb_tc_stats tc_stats; 803 struct i40e_veb_tc_stats tc_stats_offsets; 804}; 805 806/* struct that defines a VSI, associated with a dev */ 807struct i40e_vsi { 808 struct net_device *netdev; 809 unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; 810 bool netdev_registered; 811 bool stat_offsets_loaded; 812 813 u32 current_netdev_flags; 814 DECLARE_BITMAP(state, __I40E_VSI_STATE_SIZE__); 815#define I40E_VSI_FLAG_FILTER_CHANGED BIT(0) 816#define I40E_VSI_FLAG_VEB_OWNER BIT(1) 817 unsigned long flags; 818 819 /* Per VSI lock to protect elements/hash (MAC filter) */ 820 spinlock_t mac_filter_hash_lock; 821 /* Fixed size hash table with 2^8 buckets for MAC filters */ 822 DECLARE_HASHTABLE(mac_filter_hash, 8); 823 bool has_vlan_filter; 824 825 /* VSI stats */ 826 struct rtnl_link_stats64 net_stats; 827 struct rtnl_link_stats64 net_stats_offsets; 828 struct i40e_eth_stats eth_stats; 829 struct i40e_eth_stats eth_stats_offsets; 830 u64 tx_restart; 831 u64 tx_busy; 832 u64 tx_linearize; 833 u64 tx_force_wb; 834 u64 tx_stopped; 835 u64 rx_buf_failed; 836 u64 rx_page_failed; 837 u64 rx_page_reuse; 838 u64 rx_page_alloc; 839 u64 rx_page_waive; 840 u64 rx_page_busy; 841 842 /* These are containers of ring pointers, allocated at run-time */ 843 struct i40e_ring **rx_rings; 844 struct i40e_ring **tx_rings; 845 struct i40e_ring **xdp_rings; /* XDP Tx rings */ 846 847 u32 active_filters; 848 u32 promisc_threshold; 849 850 u16 work_limit; 851 u16 int_rate_limit; /* value in usecs */ 852 853 u16 rss_table_size; /* HW RSS table size */ 854 u16 rss_size; /* Allocated RSS queues */ 855 u8 *rss_hkey_user; /* User configured hash keys */ 856 u8 *rss_lut_user; /* User configured lookup table entries */ 857 858 859 u16 max_frame; 860 u16 rx_buf_len; 861 862 struct bpf_prog *xdp_prog; 863 864 /* List of q_vectors allocated to this VSI */ 865 struct i40e_q_vector **q_vectors; 866 int num_q_vectors; 867 int base_vector; 868 bool irqs_ready; 869 870 u16 seid; /* HW index of this VSI (absolute index) */ 871 u16 id; /* VSI number */ 872 u16 uplink_seid; 873 874 u16 base_queue; /* vsi's first queue in hw array */ 875 u16 alloc_queue_pairs; /* Allocated Tx/Rx queues */ 876 u16 req_queue_pairs; /* User requested queue pairs */ 877 u16 num_queue_pairs; /* Used tx and rx pairs */ 878 u16 num_tx_desc; 879 u16 num_rx_desc; 880 enum i40e_vsi_type type; /* VSI type, e.g., LAN, FCoE, etc */ 881 s16 vf_id; /* Virtual function ID for SRIOV VSIs */ 882 883 struct tc_mqprio_qopt_offload mqprio_qopt; /* queue parameters */ 884 struct i40e_tc_configuration tc_config; 885 struct i40e_aqc_vsi_properties_data info; 886 887 /* VSI BW limit (absolute across all TCs) */ 888 u16 bw_limit; /* VSI BW Limit (0 = disabled) */ 889 u8 bw_max_quanta; /* Max Quanta when BW limit is enabled */ 890 891 /* Relative TC credits across VSIs */ 892 u8 bw_ets_share_credits[I40E_MAX_TRAFFIC_CLASS]; 893 /* TC BW limit credits within VSI */ 894 u16 bw_ets_limit_credits[I40E_MAX_TRAFFIC_CLASS]; 895 /* TC BW limit max quanta within VSI */ 896 u8 bw_ets_max_quanta[I40E_MAX_TRAFFIC_CLASS]; 897 898 struct i40e_pf *back; /* Backreference to associated PF */ 899 u16 idx; /* index in pf->vsi[] */ 900 u16 veb_idx; /* index of VEB parent */ 901 struct kobject *kobj; /* sysfs object */ 902 bool current_isup; /* Sync 'link up' logging */ 903 enum i40e_aq_link_speed current_speed; /* Sync link speed logging */ 904 905 /* channel specific fields */ 906 u16 cnt_q_avail; /* num of queues available for channel usage */ 907 u16 orig_rss_size; 908 u16 current_rss_size; 909 bool reconfig_rss; 910 911 u16 next_base_queue; /* next queue to be used for channel setup */ 912 913 struct list_head ch_list; 914 u16 tc_seid_map[I40E_MAX_TRAFFIC_CLASS]; 915 916 /* macvlan fields */ 917#define I40E_MAX_MACVLANS 128 /* Max HW vectors - 1 on FVL */ 918#define I40E_MIN_MACVLAN_VECTORS 2 /* Min vectors to enable macvlans */ 919 DECLARE_BITMAP(fwd_bitmask, I40E_MAX_MACVLANS); 920 struct list_head macvlan_list; 921 int macvlan_cnt; 922 923 void *priv; /* client driver data reference. */ 924 925 /* VSI specific handlers */ 926 irqreturn_t (*irq_handler)(int irq, void *data); 927 928 unsigned long *af_xdp_zc_qps; /* tracks AF_XDP ZC enabled qps */ 929} ____cacheline_internodealigned_in_smp; 930 931struct i40e_netdev_priv { 932 struct i40e_vsi *vsi; 933}; 934 935extern struct ida i40e_client_ida; 936 937/* struct that defines an interrupt vector */ 938struct i40e_q_vector { 939 struct i40e_vsi *vsi; 940 941 u16 v_idx; /* index in the vsi->q_vector array. */ 942 u16 reg_idx; /* register index of the interrupt */ 943 944 struct napi_struct napi; 945 946 struct i40e_ring_container rx; 947 struct i40e_ring_container tx; 948 949 u8 itr_countdown; /* when 0 should adjust adaptive ITR */ 950 u8 num_ringpairs; /* total number of ring pairs in vector */ 951 952 cpumask_t affinity_mask; 953 struct irq_affinity_notify affinity_notify; 954 955 struct rcu_head rcu; /* to avoid race with update stats on free */ 956 char name[I40E_INT_NAME_STR_LEN]; 957 bool arm_wb_state; 958 bool in_busy_poll; 959 int irq_num; /* IRQ assigned to this q_vector */ 960} ____cacheline_internodealigned_in_smp; 961 962/* lan device */ 963struct i40e_device { 964 struct list_head list; 965 struct i40e_pf *pf; 966}; 967 968/** 969 * i40e_info_nvm_ver - format the NVM version string 970 * @hw: ptr to the hardware info 971 * @buf: string buffer to store 972 * @len: buffer size 973 * 974 * Formats NVM version string as: 975 * <gen>.<snap>.<release> when eetrackid == I40E_OEM_EETRACK_ID 976 * <nvm_major>.<nvm_minor> otherwise 977 **/ 978static inline void i40e_info_nvm_ver(struct i40e_hw *hw, char *buf, size_t len) 979{ 980 struct i40e_nvm_info *nvm = &hw->nvm; 981 982 if (nvm->eetrack == I40E_OEM_EETRACK_ID) { 983 u32 full_ver = nvm->oem_ver; 984 u8 gen, snap; 985 u16 release; 986 987 gen = FIELD_GET(I40E_OEM_GEN_MASK, full_ver); 988 snap = FIELD_GET(I40E_OEM_SNAP_MASK, full_ver); 989 release = FIELD_GET(I40E_OEM_RELEASE_MASK, full_ver); 990 snprintf(buf, len, "%x.%x.%x", gen, snap, release); 991 } else { 992 u8 major, minor; 993 994 major = FIELD_GET(I40E_NVM_VERSION_HI_MASK, nvm->version); 995 minor = FIELD_GET(I40E_NVM_VERSION_LO_MASK, nvm->version); 996 snprintf(buf, len, "%x.%02x", major, minor); 997 } 998} 999 1000/** 1001 * i40e_info_eetrack - format the EETrackID string 1002 * @hw: ptr to the hardware info 1003 * @buf: string buffer to store 1004 * @len: buffer size 1005 * 1006 * Returns hexadecimally formated EETrackID if it is 1007 * different from I40E_OEM_EETRACK_ID or empty string. 1008 **/ 1009static inline void i40e_info_eetrack(struct i40e_hw *hw, char *buf, size_t len) 1010{ 1011 struct i40e_nvm_info *nvm = &hw->nvm; 1012 1013 buf[0] = '\0'; 1014 if (nvm->eetrack != I40E_OEM_EETRACK_ID) 1015 snprintf(buf, len, "0x%08x", nvm->eetrack); 1016} 1017 1018/** 1019 * i40e_info_civd_ver - format the NVM version strings 1020 * @hw: ptr to the hardware info 1021 * @buf: string buffer to store 1022 * @len: buffer size 1023 * 1024 * Returns formated combo image version if adapter's EETrackID is 1025 * different from I40E_OEM_EETRACK_ID or empty string. 1026 **/ 1027static inline void i40e_info_civd_ver(struct i40e_hw *hw, char *buf, size_t len) 1028{ 1029 struct i40e_nvm_info *nvm = &hw->nvm; 1030 1031 buf[0] = '\0'; 1032 if (nvm->eetrack != I40E_OEM_EETRACK_ID) { 1033 u32 full_ver = nvm->oem_ver; 1034 u8 major, minor; 1035 u16 build; 1036 1037 major = FIELD_GET(I40E_OEM_VER_MASK, full_ver); 1038 build = FIELD_GET(I40E_OEM_VER_BUILD_MASK, full_ver); 1039 minor = FIELD_GET(I40E_OEM_VER_PATCH_MASK, full_ver); 1040 snprintf(buf, len, "%d.%d.%d", major, build, minor); 1041 } 1042} 1043 1044/** 1045 * i40e_nvm_version_str - format the NVM version strings 1046 * @hw: ptr to the hardware info 1047 * @buf: string buffer to store 1048 * @len: buffer size 1049 **/ 1050static inline char *i40e_nvm_version_str(struct i40e_hw *hw, char *buf, 1051 size_t len) 1052{ 1053 char ver[16] = " "; 1054 1055 /* Get NVM version */ 1056 i40e_info_nvm_ver(hw, buf, len); 1057 1058 /* Append EETrackID if provided */ 1059 i40e_info_eetrack(hw, &ver[1], sizeof(ver) - 1); 1060 if (strlen(ver) > 1) 1061 strlcat(buf, ver, len); 1062 1063 /* Append combo image version if provided */ 1064 i40e_info_civd_ver(hw, &ver[1], sizeof(ver) - 1); 1065 if (strlen(ver) > 1) 1066 strlcat(buf, ver, len); 1067 1068 return buf; 1069} 1070 1071/** 1072 * i40e_netdev_to_pf: Retrieve the PF struct for given netdev 1073 * @netdev: the corresponding netdev 1074 * 1075 * Return the PF struct for the given netdev 1076 **/ 1077static inline struct i40e_pf *i40e_netdev_to_pf(struct net_device *netdev) 1078{ 1079 struct i40e_netdev_priv *np = netdev_priv(netdev); 1080 struct i40e_vsi *vsi = np->vsi; 1081 1082 return vsi->back; 1083} 1084 1085static inline void i40e_vsi_setup_irqhandler(struct i40e_vsi *vsi, 1086 irqreturn_t (*irq_handler)(int, void *)) 1087{ 1088 vsi->irq_handler = irq_handler; 1089} 1090 1091/** 1092 * i40e_get_fd_cnt_all - get the total FD filter space available 1093 * @pf: pointer to the PF struct 1094 **/ 1095static inline int i40e_get_fd_cnt_all(struct i40e_pf *pf) 1096{ 1097 return pf->hw.fdir_shared_filter_count + pf->fdir_pf_filter_count; 1098} 1099 1100/** 1101 * i40e_read_fd_input_set - reads value of flow director input set register 1102 * @pf: pointer to the PF struct 1103 * @addr: register addr 1104 * 1105 * This function reads value of flow director input set register 1106 * specified by 'addr' (which is specific to flow-type) 1107 **/ 1108static inline u64 i40e_read_fd_input_set(struct i40e_pf *pf, u16 addr) 1109{ 1110 u64 val; 1111 1112 val = i40e_read_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 1)); 1113 val <<= 32; 1114 val += i40e_read_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 0)); 1115 1116 return val; 1117} 1118 1119/** 1120 * i40e_write_fd_input_set - writes value into flow director input set register 1121 * @pf: pointer to the PF struct 1122 * @addr: register addr 1123 * @val: value to be written 1124 * 1125 * This function writes specified value to the register specified by 'addr'. 1126 * This register is input set register based on flow-type. 1127 **/ 1128static inline void i40e_write_fd_input_set(struct i40e_pf *pf, 1129 u16 addr, u64 val) 1130{ 1131 i40e_write_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 1), 1132 (u32)(val >> 32)); 1133 i40e_write_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 0), 1134 (u32)(val & 0xFFFFFFFFULL)); 1135} 1136 1137/** 1138 * i40e_get_pf_count - get PCI PF count. 1139 * @hw: pointer to a hw. 1140 * 1141 * Reports the function number of the highest PCI physical 1142 * function plus 1 as it is loaded from the NVM. 1143 * 1144 * Return: PCI PF count. 1145 **/ 1146static inline u32 i40e_get_pf_count(struct i40e_hw *hw) 1147{ 1148 return FIELD_GET(I40E_GLGEN_PCIFCNCNT_PCIPFCNT_MASK, 1149 rd32(hw, I40E_GLGEN_PCIFCNCNT)); 1150} 1151 1152/* needed by i40e_ethtool.c */ 1153int i40e_up(struct i40e_vsi *vsi); 1154void i40e_down(struct i40e_vsi *vsi); 1155extern const char i40e_driver_name[]; 1156void i40e_do_reset_safe(struct i40e_pf *pf, u32 reset_flags); 1157void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags, bool lock_acquired); 1158int i40e_config_rss(struct i40e_vsi *vsi, u8 *seed, u8 *lut, u16 lut_size); 1159int i40e_get_rss(struct i40e_vsi *vsi, u8 *seed, u8 *lut, u16 lut_size); 1160void i40e_fill_rss_lut(struct i40e_pf *pf, u8 *lut, 1161 u16 rss_table_size, u16 rss_size); 1162struct i40e_vsi *i40e_find_vsi_from_id(struct i40e_pf *pf, u16 id); 1163/** 1164 * i40e_find_vsi_by_type - Find and return Flow Director VSI 1165 * @pf: PF to search for VSI 1166 * @type: Value indicating type of VSI we are looking for 1167 **/ 1168static inline struct i40e_vsi * 1169i40e_find_vsi_by_type(struct i40e_pf *pf, u16 type) 1170{ 1171 struct i40e_vsi *vsi; 1172 int i; 1173 1174 i40e_pf_for_each_vsi(pf, i, vsi) 1175 if (vsi->type == type) 1176 return vsi; 1177 1178 return NULL; 1179} 1180void i40e_update_stats(struct i40e_vsi *vsi); 1181void i40e_update_veb_stats(struct i40e_veb *veb); 1182void i40e_update_eth_stats(struct i40e_vsi *vsi); 1183struct rtnl_link_stats64 *i40e_get_vsi_stats_struct(struct i40e_vsi *vsi); 1184int i40e_fetch_switch_configuration(struct i40e_pf *pf, 1185 bool printconfig); 1186 1187int i40e_add_del_fdir(struct i40e_vsi *vsi, 1188 struct i40e_fdir_filter *input, bool add); 1189void i40e_fdir_check_and_reenable(struct i40e_pf *pf); 1190u32 i40e_get_current_fd_count(struct i40e_pf *pf); 1191u32 i40e_get_cur_guaranteed_fd_count(struct i40e_pf *pf); 1192u32 i40e_get_current_atr_cnt(struct i40e_pf *pf); 1193u32 i40e_get_global_fd_count(struct i40e_pf *pf); 1194bool i40e_set_ntuple(struct i40e_pf *pf, netdev_features_t features); 1195void i40e_set_ethtool_ops(struct net_device *netdev); 1196struct i40e_mac_filter *i40e_add_filter(struct i40e_vsi *vsi, 1197 const u8 *macaddr, s16 vlan); 1198void __i40e_del_filter(struct i40e_vsi *vsi, struct i40e_mac_filter *f); 1199void i40e_del_filter(struct i40e_vsi *vsi, const u8 *macaddr, s16 vlan); 1200int i40e_sync_vsi_filters(struct i40e_vsi *vsi); 1201struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type, 1202 u16 uplink, u32 param1); 1203int i40e_vsi_release(struct i40e_vsi *vsi); 1204void i40e_service_event_schedule(struct i40e_pf *pf); 1205void i40e_notify_client_of_vf_msg(struct i40e_vsi *vsi, u32 vf_id, 1206 u8 *msg, u16 len); 1207 1208int i40e_control_wait_tx_q(int seid, struct i40e_pf *pf, int pf_q, bool is_xdp, 1209 bool enable); 1210int i40e_control_wait_rx_q(struct i40e_pf *pf, int pf_q, bool enable); 1211int i40e_vsi_start_rings(struct i40e_vsi *vsi); 1212void i40e_vsi_stop_rings(struct i40e_vsi *vsi); 1213void i40e_vsi_stop_rings_no_wait(struct i40e_vsi *vsi); 1214int i40e_vsi_wait_queues_disabled(struct i40e_vsi *vsi); 1215int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count); 1216struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, u16 uplink_seid, 1217 u16 downlink_seid, u8 enabled_tc); 1218void i40e_veb_release(struct i40e_veb *veb); 1219 1220int i40e_veb_config_tc(struct i40e_veb *veb, u8 enabled_tc); 1221int i40e_vsi_add_pvid(struct i40e_vsi *vsi, u16 vid); 1222void i40e_vsi_remove_pvid(struct i40e_vsi *vsi); 1223void i40e_vsi_reset_stats(struct i40e_vsi *vsi); 1224void i40e_pf_reset_stats(struct i40e_pf *pf); 1225#ifdef CONFIG_DEBUG_FS 1226void i40e_dbg_pf_init(struct i40e_pf *pf); 1227void i40e_dbg_pf_exit(struct i40e_pf *pf); 1228void i40e_dbg_init(void); 1229void i40e_dbg_exit(void); 1230#else 1231static inline void i40e_dbg_pf_init(struct i40e_pf *pf) {} 1232static inline void i40e_dbg_pf_exit(struct i40e_pf *pf) {} 1233static inline void i40e_dbg_init(void) {} 1234static inline void i40e_dbg_exit(void) {} 1235#endif /* CONFIG_DEBUG_FS*/ 1236/* needed by client drivers */ 1237int i40e_lan_add_device(struct i40e_pf *pf); 1238int i40e_lan_del_device(struct i40e_pf *pf); 1239void i40e_client_subtask(struct i40e_pf *pf); 1240void i40e_notify_client_of_l2_param_changes(struct i40e_vsi *vsi); 1241void i40e_notify_client_of_netdev_close(struct i40e_vsi *vsi, bool reset); 1242void i40e_notify_client_of_vf_enable(struct i40e_pf *pf, u32 num_vfs); 1243void i40e_notify_client_of_vf_reset(struct i40e_pf *pf, u32 vf_id); 1244void i40e_client_update_msix_info(struct i40e_pf *pf); 1245int i40e_vf_client_capable(struct i40e_pf *pf, u32 vf_id); 1246/** 1247 * i40e_irq_dynamic_enable - Enable default interrupt generation settings 1248 * @vsi: pointer to a vsi 1249 * @vector: enable a particular Hw Interrupt vector, without base_vector 1250 **/ 1251static inline void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector) 1252{ 1253 struct i40e_pf *pf = vsi->back; 1254 struct i40e_hw *hw = &pf->hw; 1255 u32 val; 1256 1257 val = I40E_PFINT_DYN_CTLN_INTENA_MASK | 1258 I40E_PFINT_DYN_CTLN_CLEARPBA_MASK | 1259 (I40E_ITR_NONE << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT); 1260 wr32(hw, I40E_PFINT_DYN_CTLN(vector + vsi->base_vector - 1), val); 1261 /* skip the flush */ 1262} 1263 1264void i40e_irq_dynamic_disable_icr0(struct i40e_pf *pf); 1265void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf); 1266int i40e_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd); 1267int i40e_open(struct net_device *netdev); 1268int i40e_close(struct net_device *netdev); 1269int i40e_vsi_open(struct i40e_vsi *vsi); 1270void i40e_vlan_stripping_disable(struct i40e_vsi *vsi); 1271int i40e_add_vlan_all_mac(struct i40e_vsi *vsi, s16 vid); 1272int i40e_vsi_add_vlan(struct i40e_vsi *vsi, u16 vid); 1273void i40e_rm_vlan_all_mac(struct i40e_vsi *vsi, s16 vid); 1274void i40e_vsi_kill_vlan(struct i40e_vsi *vsi, u16 vid); 1275struct i40e_mac_filter *i40e_add_mac_filter(struct i40e_vsi *vsi, 1276 const u8 *macaddr); 1277int i40e_del_mac_filter(struct i40e_vsi *vsi, const u8 *macaddr); 1278bool i40e_is_vsi_in_vlan(struct i40e_vsi *vsi); 1279int i40e_count_filters(struct i40e_vsi *vsi); 1280struct i40e_mac_filter *i40e_find_mac(struct i40e_vsi *vsi, const u8 *macaddr); 1281void i40e_vlan_stripping_enable(struct i40e_vsi *vsi); 1282static inline bool i40e_is_sw_dcb(struct i40e_pf *pf) 1283{ 1284 return test_bit(I40E_FLAG_FW_LLDP_DIS, pf->flags); 1285} 1286 1287#ifdef CONFIG_I40E_DCB 1288void i40e_dcbnl_flush_apps(struct i40e_pf *pf, 1289 struct i40e_dcbx_config *old_cfg, 1290 struct i40e_dcbx_config *new_cfg); 1291void i40e_dcbnl_set_all(struct i40e_vsi *vsi); 1292void i40e_dcbnl_setup(struct i40e_vsi *vsi); 1293bool i40e_dcb_need_reconfig(struct i40e_pf *pf, 1294 struct i40e_dcbx_config *old_cfg, 1295 struct i40e_dcbx_config *new_cfg); 1296int i40e_hw_dcb_config(struct i40e_pf *pf, struct i40e_dcbx_config *new_cfg); 1297int i40e_dcb_sw_default_config(struct i40e_pf *pf); 1298#endif /* CONFIG_I40E_DCB */ 1299void i40e_ptp_rx_hang(struct i40e_pf *pf); 1300void i40e_ptp_tx_hang(struct i40e_pf *pf); 1301void i40e_ptp_tx_hwtstamp(struct i40e_pf *pf); 1302void i40e_ptp_rx_hwtstamp(struct i40e_pf *pf, struct sk_buff *skb, u8 index); 1303void i40e_ptp_set_increment(struct i40e_pf *pf); 1304int i40e_ptp_set_ts_config(struct i40e_pf *pf, struct ifreq *ifr); 1305int i40e_ptp_get_ts_config(struct i40e_pf *pf, struct ifreq *ifr); 1306void i40e_ptp_save_hw_time(struct i40e_pf *pf); 1307void i40e_ptp_restore_hw_time(struct i40e_pf *pf); 1308void i40e_ptp_init(struct i40e_pf *pf); 1309void i40e_ptp_stop(struct i40e_pf *pf); 1310int i40e_ptp_alloc_pins(struct i40e_pf *pf); 1311int i40e_update_adq_vsi_queues(struct i40e_vsi *vsi, int vsi_offset); 1312int i40e_is_vsi_uplink_mode_veb(struct i40e_vsi *vsi); 1313int i40e_get_partition_bw_setting(struct i40e_pf *pf); 1314int i40e_set_partition_bw_setting(struct i40e_pf *pf); 1315int i40e_commit_partition_bw_setting(struct i40e_pf *pf); 1316void i40e_print_link_message(struct i40e_vsi *vsi, bool isup); 1317 1318void i40e_set_fec_in_flags(u8 fec_cfg, unsigned long *flags); 1319 1320static inline bool i40e_enabled_xdp_vsi(struct i40e_vsi *vsi) 1321{ 1322 return !!READ_ONCE(vsi->xdp_prog); 1323} 1324 1325int i40e_create_queue_channel(struct i40e_vsi *vsi, struct i40e_channel *ch); 1326int i40e_set_bw_limit(struct i40e_vsi *vsi, u16 seid, u64 max_tx_rate); 1327int i40e_add_del_cloud_filter(struct i40e_vsi *vsi, 1328 struct i40e_cloud_filter *filter, 1329 bool add); 1330int i40e_add_del_cloud_filter_big_buf(struct i40e_vsi *vsi, 1331 struct i40e_cloud_filter *filter, 1332 bool add); 1333 1334/** 1335 * i40e_is_tc_mqprio_enabled - check if TC MQPRIO is enabled on PF 1336 * @pf: pointer to a pf. 1337 * 1338 * Check and return state of flag I40E_FLAG_TC_MQPRIO. 1339 * 1340 * Return: true/false if I40E_FLAG_TC_MQPRIO is set or not 1341 **/ 1342static inline bool i40e_is_tc_mqprio_enabled(struct i40e_pf *pf) 1343{ 1344 return test_bit(I40E_FLAG_TC_MQPRIO_ENA, pf->flags); 1345} 1346 1347/** 1348 * i40e_hw_to_pf - get pf pointer from the hardware structure 1349 * @hw: pointer to the device HW structure 1350 **/ 1351static inline struct i40e_pf *i40e_hw_to_pf(struct i40e_hw *hw) 1352{ 1353 return container_of(hw, struct i40e_pf, hw); 1354} 1355 1356struct device *i40e_hw_to_dev(struct i40e_hw *hw); 1357 1358/** 1359 * i40e_pf_get_vsi_by_seid - find VSI by SEID 1360 * @pf: pointer to a PF 1361 * @seid: SEID of the VSI 1362 **/ 1363static inline struct i40e_vsi * 1364i40e_pf_get_vsi_by_seid(struct i40e_pf *pf, u16 seid) 1365{ 1366 struct i40e_vsi *vsi; 1367 int i; 1368 1369 i40e_pf_for_each_vsi(pf, i, vsi) 1370 if (vsi->seid == seid) 1371 return vsi; 1372 1373 return NULL; 1374} 1375 1376/** 1377 * i40e_pf_get_veb_by_seid - find VEB by SEID 1378 * @pf: pointer to a PF 1379 * @seid: SEID of the VSI 1380 **/ 1381static inline struct i40e_veb * 1382i40e_pf_get_veb_by_seid(struct i40e_pf *pf, u16 seid) 1383{ 1384 struct i40e_veb *veb; 1385 int i; 1386 1387 i40e_pf_for_each_veb(pf, i, veb) 1388 if (veb->seid == seid) 1389 return veb; 1390 1391 return NULL; 1392} 1393 1394#endif /* _I40E_H_ */ 1395