ixgbe.h revision 1.1.30.5
1 /****************************************************************************** 2 3 Copyright (c) 2001-2015, Intel Corporation 4 All rights reserved. 5 6 Redistribution and use in source and binary forms, with or without 7 modification, are permitted provided that the following conditions are met: 8 9 1. Redistributions of source code must retain the above copyright notice, 10 this list of conditions and the following disclaimer. 11 12 2. Redistributions in binary form must reproduce the above copyright 13 notice, this list of conditions and the following disclaimer in the 14 documentation and/or other materials provided with the distribution. 15 16 3. Neither the name of the Intel Corporation nor the names of its 17 contributors may be used to endorse or promote products derived from 18 this software without specific prior written permission. 19 20 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 21 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 24 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 POSSIBILITY OF SUCH DAMAGE. 31 32 ******************************************************************************/ 33 /* 34 * Copyright (c) 2011 The NetBSD Foundation, Inc. 35 * All rights reserved. 36 * 37 * This code is derived from software contributed to The NetBSD Foundation 38 * by Coyote Point Systems, Inc. 39 * 40 * Redistribution and use in source and binary forms, with or without 41 * modification, are permitted provided that the following conditions 42 * are met: 43 * 1. Redistributions of source code must retain the above copyright 44 * notice, this list of conditions and the following disclaimer. 45 * 2. Redistributions in binary form must reproduce the above copyright 46 * notice, this list of conditions and the following disclaimer in the 47 * documentation and/or other materials provided with the distribution. 48 * 49 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 50 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 51 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 52 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 53 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 54 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 55 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 56 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 57 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 58 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 59 * POSSIBILITY OF SUCH DAMAGE. 60 */ 61 /*$FreeBSD: head/sys/dev/ixgbe/ixgbe.h 303890 2016-08-09 19:32:06Z dumbbell $*/ 62 /*$NetBSD: ixgbe.h,v 1.1.30.5 2017/02/05 13:40:45 skrll Exp $*/ 63 64 65 #ifndef _IXGBE_H_ 66 #define _IXGBE_H_ 67 68 69 #include <sys/param.h> 70 #include <sys/reboot.h> 71 #include <sys/systm.h> 72 #include <sys/pcq.h> 73 #include <sys/mbuf.h> 74 #include <sys/protosw.h> 75 #include <sys/socket.h> 76 #include <sys/malloc.h> 77 #include <sys/kernel.h> 78 #include <sys/module.h> 79 #include <sys/sockio.h> 80 81 #include <net/if.h> 82 #include <net/if_arp.h> 83 #include <net/bpf.h> 84 #include <net/if_ether.h> 85 #include <net/if_dl.h> 86 #include <net/if_media.h> 87 88 #include <net/bpf.h> 89 #include <net/if_types.h> 90 #include <net/if_vlanvar.h> 91 92 #include <netinet/in_systm.h> 93 #include <netinet/in.h> 94 #include <netinet/ip.h> 95 #include <netinet/ip6.h> 96 #include <netinet/tcp.h> 97 #include <netinet/udp.h> 98 99 #include <sys/bus.h> 100 #include <dev/pci/pcivar.h> 101 #include <dev/pci/pcireg.h> 102 #include <sys/proc.h> 103 #include <sys/sysctl.h> 104 #include <sys/endian.h> 105 #include <sys/workqueue.h> 106 #include <sys/cpu.h> 107 #include <sys/interrupt.h> 108 #include <sys/bitops.h> 109 110 #ifdef PCI_IOV 111 #include <sys/nv.h> 112 #include <sys/iov_schema.h> 113 #include <dev/pci/pci_iov.h> 114 #endif 115 116 #include "ixgbe_netbsd.h" 117 #include "ixgbe_api.h" 118 #include "ixgbe_common.h" 119 #include "ixgbe_phy.h" 120 #include "ixgbe_vf.h" 121 122 /* Tunables */ 123 124 /* 125 * TxDescriptors Valid Range: 64-4096 Default Value: 256 This value is the 126 * number of transmit descriptors allocated by the driver. Increasing this 127 * value allows the driver to queue more transmits. Each descriptor is 16 128 * bytes. Performance tests have show the 2K value to be optimal for top 129 * performance. 130 */ 131 #define DEFAULT_TXD 1024 132 #define PERFORM_TXD 2048 133 #define MAX_TXD 4096 134 #define MIN_TXD 64 135 136 /* 137 * RxDescriptors Valid Range: 64-4096 Default Value: 256 This value is the 138 * number of receive descriptors allocated for each RX queue. Increasing this 139 * value allows the driver to buffer more incoming packets. Each descriptor 140 * is 16 bytes. A receive buffer is also allocated for each descriptor. 141 * 142 * Note: with 8 rings and a dual port card, it is possible to bump up 143 * against the system mbuf pool limit, you can tune nmbclusters 144 * to adjust for this. 145 */ 146 #define DEFAULT_RXD 1024 147 #define PERFORM_RXD 2048 148 #define MAX_RXD 4096 149 #define MIN_RXD 64 150 151 /* Alignment for rings */ 152 #define DBA_ALIGN 128 153 154 /* 155 * This is the max watchdog interval, ie. the time that can 156 * pass between any two TX clean operations, such only happening 157 * when the TX hardware is functioning. 158 */ 159 #define IXGBE_WATCHDOG (10 * hz) 160 161 /* 162 * This parameters control when the driver calls the routine to reclaim 163 * transmit descriptors. 164 */ 165 #define IXGBE_TX_CLEANUP_THRESHOLD (adapter->num_tx_desc / 8) 166 #define IXGBE_TX_OP_THRESHOLD (adapter->num_tx_desc / 32) 167 168 /* These defines are used in MTU calculations */ 169 #define IXGBE_MAX_FRAME_SIZE 9728 170 #define IXGBE_MTU_HDR (ETHER_HDR_LEN + ETHER_CRC_LEN) 171 #define IXGBE_MTU_HDR_VLAN (ETHER_HDR_LEN + ETHER_CRC_LEN + \ 172 ETHER_VLAN_ENCAP_LEN) 173 #define IXGBE_MAX_MTU (IXGBE_MAX_FRAME_SIZE - IXGBE_MTU_HDR) 174 #define IXGBE_MAX_MTU_VLAN (IXGBE_MAX_FRAME_SIZE - IXGBE_MTU_HDR_VLAN) 175 176 /* Flow control constants */ 177 #define IXGBE_FC_PAUSE 0xFFFF 178 #define IXGBE_FC_HI 0x20000 179 #define IXGBE_FC_LO 0x10000 180 181 /* 182 * Used for optimizing small rx mbufs. Effort is made to keep the copy 183 * small and aligned for the CPU L1 cache. 184 * 185 * MHLEN is typically 168 bytes, giving us 8-byte alignment. Getting 186 * 32 byte alignment needed for the fast bcopy results in 8 bytes being 187 * wasted. Getting 64 byte alignment, which _should_ be ideal for 188 * modern Intel CPUs, results in 40 bytes wasted and a significant drop 189 * in observed efficiency of the optimization, 97.9% -> 81.8%. 190 */ 191 #define MPKTHSIZE (offsetof(struct _mbuf_dummy, m_pktdat)) 192 #define IXGBE_RX_COPY_HDR_PADDED ((((MPKTHSIZE - 1) / 32) + 1) * 32) 193 #define IXGBE_RX_COPY_LEN (MSIZE - IXGBE_RX_COPY_HDR_PADDED) 194 #define IXGBE_RX_COPY_ALIGN (IXGBE_RX_COPY_HDR_PADDED - MPKTHSIZE) 195 196 /* Keep older OS drivers building... */ 197 #if !defined(SYSCTL_ADD_UQUAD) 198 #define SYSCTL_ADD_UQUAD SYSCTL_ADD_QUAD 199 #endif 200 201 /* Defines for printing debug information */ 202 #define DEBUG_INIT 0 203 #define DEBUG_IOCTL 0 204 #define DEBUG_HW 0 205 206 #define INIT_DEBUGOUT(S) if (DEBUG_INIT) printf(S "\n") 207 #define INIT_DEBUGOUT1(S, A) if (DEBUG_INIT) printf(S "\n", A) 208 #define INIT_DEBUGOUT2(S, A, B) if (DEBUG_INIT) printf(S "\n", A, B) 209 #define IOCTL_DEBUGOUT(S) if (DEBUG_IOCTL) printf(S "\n") 210 #define IOCTL_DEBUGOUT1(S, A) if (DEBUG_IOCTL) printf(S "\n", A) 211 #define IOCTL_DEBUGOUT2(S, A, B) if (DEBUG_IOCTL) printf(S "\n", A, B) 212 #define HW_DEBUGOUT(S) if (DEBUG_HW) printf(S "\n") 213 #define HW_DEBUGOUT1(S, A) if (DEBUG_HW) printf(S "\n", A) 214 #define HW_DEBUGOUT2(S, A, B) if (DEBUG_HW) printf(S "\n", A, B) 215 216 #define MAX_NUM_MULTICAST_ADDRESSES 128 217 #define IXGBE_82598_SCATTER 100 218 #define IXGBE_82599_SCATTER 32 219 #define MSIX_82598_BAR 3 220 #define MSIX_82599_BAR 4 221 #define IXGBE_TSO_SIZE 262140 222 #define IXGBE_RX_HDR 128 223 #define IXGBE_VFTA_SIZE 128 224 #define IXGBE_BR_SIZE 4096 225 #define IXGBE_QUEUE_MIN_FREE 32 226 #define IXGBE_MAX_TX_BUSY 10 227 #define IXGBE_QUEUE_HUNG 0x80000000 228 229 #define IXV_EITR_DEFAULT 128 230 231 /* IOCTL define to gather SFP+ Diagnostic data */ 232 #define SIOCGI2C SIOCGIFGENERIC 233 234 /* Offload bits in mbuf flag */ 235 #define M_CSUM_OFFLOAD \ 236 (M_CSUM_IPv4|M_CSUM_UDPv4|M_CSUM_TCPv4|M_CSUM_UDPv6|M_CSUM_TCPv6) 237 238 /* Backward compatibility items for very old versions */ 239 #ifndef pci_find_cap 240 #define pci_find_cap pci_find_extcap 241 #endif 242 243 #ifndef DEVMETHOD_END 244 #define DEVMETHOD_END { NULL, NULL } 245 #endif 246 247 /* 248 * Interrupt Moderation parameters 249 */ 250 #define IXGBE_LOW_LATENCY 128 251 #define IXGBE_AVE_LATENCY 400 252 #define IXGBE_BULK_LATENCY 1200 253 254 /* Using 1FF (the max value), the interval is ~1.05ms */ 255 #define IXGBE_LINK_ITR_QUANTA 0x1FF 256 #define IXGBE_LINK_ITR ((IXGBE_LINK_ITR_QUANTA << 3) & \ 257 IXGBE_EITR_ITR_INT_MASK) 258 259 /* MAC type macros */ 260 #define IXGBE_IS_X550VF(_adapter) \ 261 ((_adapter->hw.mac.type == ixgbe_mac_X550_vf) || \ 262 (_adapter->hw.mac.type == ixgbe_mac_X550EM_x_vf)) 263 264 #define IXGBE_IS_VF(_adapter) \ 265 (IXGBE_IS_X550VF(_adapter) || \ 266 (_adapter->hw.mac.type == ixgbe_mac_X540_vf) || \ 267 (_adapter->hw.mac.type == ixgbe_mac_82599_vf)) 268 269 #ifdef PCI_IOV 270 #define IXGBE_VF_INDEX(vmdq) ((vmdq) / 32) 271 #define IXGBE_VF_BIT(vmdq) (1 << ((vmdq) % 32)) 272 273 #define IXGBE_VT_MSG_MASK 0xFFFF 274 275 #define IXGBE_VT_MSGINFO(msg) \ 276 (((msg) & IXGBE_VT_MSGINFO_MASK) >> IXGBE_VT_MSGINFO_SHIFT) 277 278 #define IXGBE_VF_GET_QUEUES_RESP_LEN 5 279 280 #define IXGBE_API_VER_1_0 0 281 #define IXGBE_API_VER_2_0 1 /* Solaris API. Not supported. */ 282 #define IXGBE_API_VER_1_1 2 283 #define IXGBE_API_VER_UNKNOWN UINT16_MAX 284 285 enum ixgbe_iov_mode { 286 IXGBE_64_VM, 287 IXGBE_32_VM, 288 IXGBE_NO_VM 289 }; 290 #endif /* PCI_IOV */ 291 292 293 /* 294 ***************************************************************************** 295 * vendor_info_array 296 * 297 * This array contains the list of Subvendor/Subdevice IDs on which the driver 298 * should load. 299 * 300 ***************************************************************************** 301 */ 302 typedef struct _ixgbe_vendor_info_t { 303 unsigned int vendor_id; 304 unsigned int device_id; 305 unsigned int subvendor_id; 306 unsigned int subdevice_id; 307 unsigned int index; 308 } ixgbe_vendor_info_t; 309 310 /* This is used to get SFP+ module data */ 311 struct ixgbe_i2c_req { 312 u8 dev_addr; 313 u8 offset; 314 u8 len; 315 u8 data[8]; 316 }; 317 318 319 struct ixgbe_tx_buf { 320 union ixgbe_adv_tx_desc *eop; 321 struct mbuf *m_head; 322 bus_dmamap_t map; 323 }; 324 325 struct ixgbe_rx_buf { 326 struct mbuf *buf; 327 struct mbuf *fmp; 328 bus_dmamap_t pmap; 329 u_int flags; 330 #define IXGBE_RX_COPY 0x01 331 uint64_t addr; 332 }; 333 334 /* 335 * Bus dma allocation structure used by ixgbe_dma_malloc and ixgbe_dma_free. 336 */ 337 struct ixgbe_dma_alloc { 338 bus_addr_t dma_paddr; 339 void *dma_vaddr; 340 ixgbe_dma_tag_t *dma_tag; 341 bus_dmamap_t dma_map; 342 bus_dma_segment_t dma_seg; 343 bus_size_t dma_size; 344 }; 345 346 struct ixgbe_mc_addr { 347 u8 addr[IXGBE_ETH_LENGTH_OF_ADDRESS]; 348 u32 vmdq; 349 }; 350 351 /* 352 ** Driver queue struct: this is the interrupt container 353 ** for the associated tx and rx ring. 354 */ 355 struct ix_queue { 356 struct adapter *adapter; 357 u32 msix; /* This queue's MSIX vector */ 358 u32 eims; /* This queue's EIMS bit */ 359 u32 eitr_setting; 360 u32 me; 361 struct resource *res; 362 void *tag; 363 int busy; 364 struct tx_ring *txr; 365 struct rx_ring *rxr; 366 void *que_si; 367 struct evcnt irqs; 368 char namebuf[32]; 369 char evnamebuf[32]; 370 }; 371 372 /* 373 * The transmit ring, one per queue 374 */ 375 struct tx_ring { 376 struct adapter *adapter; 377 kmutex_t tx_mtx; 378 u32 me; 379 u32 tail; 380 int busy; 381 union ixgbe_adv_tx_desc *tx_base; 382 struct ixgbe_tx_buf *tx_buffers; 383 struct ixgbe_dma_alloc txdma; 384 volatile u16 tx_avail; 385 u16 next_avail_desc; 386 u16 next_to_clean; 387 u16 num_desc; 388 u32 txd_cmd; 389 ixgbe_dma_tag_t *txtag; 390 char mtx_name[16]; 391 #ifndef IXGBE_LEGACY_TX 392 pcq_t *txr_interq; 393 void *txr_si; 394 #endif 395 #ifdef IXGBE_FDIR 396 u16 atr_sample; 397 u16 atr_count; 398 #endif 399 u32 bytes; /* used for AIM */ 400 u32 packets; 401 /* Soft Stats */ 402 struct evcnt tso_tx; 403 struct evcnt no_tx_map_avail; 404 struct evcnt no_desc_avail; 405 struct evcnt total_packets; 406 struct evcnt pcq_drops; 407 }; 408 409 410 /* 411 * The Receive ring, one per rx queue 412 */ 413 struct rx_ring { 414 struct adapter *adapter; 415 kmutex_t rx_mtx; 416 u32 me; 417 u32 tail; 418 union ixgbe_adv_rx_desc *rx_base; 419 struct ixgbe_dma_alloc rxdma; 420 #ifdef LRO 421 struct lro_ctrl lro; 422 #endif /* LRO */ 423 bool lro_enabled; 424 bool hw_rsc; 425 bool vtag_strip; 426 u16 next_to_refresh; 427 u16 next_to_check; 428 u16 num_desc; 429 u16 mbuf_sz; 430 char mtx_name[16]; 431 struct ixgbe_rx_buf *rx_buffers; 432 ixgbe_dma_tag_t *ptag; 433 434 u32 bytes; /* Used for AIM calc */ 435 u32 packets; 436 437 /* Soft stats */ 438 struct evcnt rx_irq; 439 struct evcnt rx_copies; 440 struct evcnt rx_packets; 441 struct evcnt rx_bytes; 442 struct evcnt rx_discarded; 443 struct evcnt no_jmbuf; 444 u64 rsc_num; 445 #ifdef IXGBE_FDIR 446 u64 flm; 447 #endif 448 }; 449 450 #ifdef PCI_IOV 451 #define IXGBE_VF_CTS (1 << 0) /* VF is clear to send. */ 452 #define IXGBE_VF_CAP_MAC (1 << 1) /* VF is permitted to change MAC. */ 453 #define IXGBE_VF_CAP_VLAN (1 << 2) /* VF is permitted to join vlans. */ 454 #define IXGBE_VF_ACTIVE (1 << 3) /* VF is active. */ 455 456 #define IXGBE_MAX_VF_MC 30 /* Max number of multicast entries */ 457 458 struct ixgbe_vf { 459 u_int pool; 460 u_int rar_index; 461 u_int max_frame_size; 462 uint32_t flags; 463 uint8_t ether_addr[ETHER_ADDR_LEN]; 464 uint16_t mc_hash[IXGBE_MAX_VF_MC]; 465 uint16_t num_mc_hashes; 466 uint16_t default_vlan; 467 uint16_t vlan_tag; 468 uint16_t api_ver; 469 }; 470 #endif /* PCI_IOV */ 471 472 /* Our adapter structure */ 473 struct adapter { 474 struct ixgbe_hw hw; 475 struct ixgbe_osdep osdep; 476 477 device_t dev; 478 struct ifnet *ifp; 479 480 struct resource *pci_mem; 481 struct resource *msix_mem; 482 483 /* 484 * Interrupt resources: this set is 485 * either used for legacy, or for Link 486 * when doing MSIX 487 */ 488 void *tag; 489 struct resource *res; 490 491 struct ifmedia media; 492 callout_t timer; 493 int msix; 494 int if_flags; 495 496 kmutex_t core_mtx; 497 498 unsigned int num_queues; 499 500 /* 501 ** Shadow VFTA table, this is needed because 502 ** the real vlan filter table gets cleared during 503 ** a soft reset and the driver needs to be able 504 ** to repopulate it. 505 */ 506 u32 shadow_vfta[IXGBE_VFTA_SIZE]; 507 508 /* Info about the interface */ 509 u32 optics; 510 u32 fc; /* local flow ctrl setting */ 511 int advertise; /* link speeds */ 512 bool enable_aim; /* adaptive interrupt moderation */ 513 bool link_active; 514 u16 max_frame_size; 515 u16 num_segs; 516 u32 link_speed; 517 bool link_up; 518 u32 vector; 519 u16 dmac; 520 bool eee_enabled; 521 u32 phy_layer; 522 523 /* Power management-related */ 524 bool wol_support; 525 u32 wufc; 526 527 /* Mbuf cluster size */ 528 u32 rx_mbuf_sz; 529 530 /* Support for pluggable optics */ 531 bool sfp_probe; 532 void *link_si; /* Link tasklet */ 533 void *mod_si; /* SFP tasklet */ 534 void *msf_si; /* Multispeed Fiber */ 535 #ifdef PCI_IOV 536 void *mbx_si; /* VF -> PF mailbox interrupt */ 537 #endif /* PCI_IOV */ 538 #ifdef IXGBE_FDIR 539 int fdir_reinit; 540 void *fdir_si; 541 #endif 542 void *phy_si; /* PHY intr tasklet */ 543 544 /* 545 ** Queues: 546 ** This is the irq holder, it has 547 ** and RX/TX pair or rings associated 548 ** with it. 549 */ 550 struct ix_queue *queues; 551 552 /* 553 * Transmit rings: 554 * Allocated at run time, an array of rings. 555 */ 556 struct tx_ring *tx_rings; 557 u32 num_tx_desc; 558 u32 tx_process_limit; 559 560 /* 561 * Receive rings: 562 * Allocated at run time, an array of rings. 563 */ 564 struct rx_ring *rx_rings; 565 u64 active_queues; 566 u32 num_rx_desc; 567 u32 rx_process_limit; 568 569 /* Multicast array memory */ 570 struct ixgbe_mc_addr *mta; 571 int num_vfs; 572 int pool; 573 #ifdef PCI_IOV 574 struct ixgbe_vf *vfs; 575 #endif 576 #ifdef DEV_NETMAP 577 void (*init_locked)(struct adapter *); 578 void (*stop_locked)(void *); 579 #endif 580 581 /* Misc stats maintained by the driver */ 582 struct evcnt dropped_pkts; 583 struct evcnt mbuf_defrag_failed; 584 struct evcnt mbuf_header_failed; 585 struct evcnt mbuf_packet_failed; 586 struct evcnt efbig_tx_dma_setup; 587 struct evcnt efbig2_tx_dma_setup; 588 struct evcnt m_defrag_failed; 589 struct evcnt einval_tx_dma_setup; 590 struct evcnt other_tx_dma_setup; 591 struct evcnt eagain_tx_dma_setup; 592 struct evcnt enomem_tx_dma_setup; 593 struct evcnt tso_err; 594 struct evcnt watchdog_events; 595 struct evcnt link_irq; 596 struct evcnt morerx; 597 struct evcnt moretx; 598 struct evcnt txloops; 599 struct evcnt handleq; 600 struct evcnt req; 601 602 union { 603 struct ixgbe_hw_stats pf; 604 struct ixgbevf_hw_stats vf; 605 } stats; 606 #if __FreeBSD_version >= 1100036 607 /* counter(9) stats */ 608 u64 ipackets; 609 u64 ierrors; 610 u64 opackets; 611 u64 oerrors; 612 u64 ibytes; 613 u64 obytes; 614 u64 imcasts; 615 u64 omcasts; 616 u64 iqdrops; 617 u64 noproto; 618 #endif 619 struct sysctllog *sysctllog; 620 const struct sysctlnode *sysctltop; 621 ixgbe_extmem_head_t jcl_head; 622 }; 623 624 625 /* Precision Time Sync (IEEE 1588) defines */ 626 #define ETHERTYPE_IEEE1588 0x88F7 627 #define PICOSECS_PER_TICK 20833 628 #define TSYNC_UDP_PORT 319 /* UDP port for the protocol */ 629 #define IXGBE_ADVTXD_TSTAMP 0x00080000 630 631 632 #define IXGBE_CORE_LOCK_INIT(_sc, _name) \ 633 mutex_init(&(_sc)->core_mtx, MUTEX_DEFAULT, IPL_SOFTNET) 634 #define IXGBE_CORE_LOCK_DESTROY(_sc) mutex_destroy(&(_sc)->core_mtx) 635 #define IXGBE_TX_LOCK_DESTROY(_sc) mutex_destroy(&(_sc)->tx_mtx) 636 #define IXGBE_RX_LOCK_DESTROY(_sc) mutex_destroy(&(_sc)->rx_mtx) 637 #define IXGBE_CORE_LOCK(_sc) mutex_enter(&(_sc)->core_mtx) 638 #define IXGBE_TX_LOCK(_sc) mutex_enter(&(_sc)->tx_mtx) 639 #define IXGBE_TX_TRYLOCK(_sc) mutex_tryenter(&(_sc)->tx_mtx) 640 #define IXGBE_RX_LOCK(_sc) mutex_enter(&(_sc)->rx_mtx) 641 #define IXGBE_CORE_UNLOCK(_sc) mutex_exit(&(_sc)->core_mtx) 642 #define IXGBE_TX_UNLOCK(_sc) mutex_exit(&(_sc)->tx_mtx) 643 #define IXGBE_RX_UNLOCK(_sc) mutex_exit(&(_sc)->rx_mtx) 644 #define IXGBE_CORE_LOCK_ASSERT(_sc) KASSERT(mutex_owned(&(_sc)->core_mtx)) 645 #define IXGBE_TX_LOCK_ASSERT(_sc) KASSERT(mutex_owned(&(_sc)->tx_mtx)) 646 647 /* Stats macros */ 648 #if __FreeBSD_version >= 1100036 649 #define IXGBE_SET_IPACKETS(sc, count) (sc)->ipackets = (count) 650 #define IXGBE_SET_IERRORS(sc, count) (sc)->ierrors = (count) 651 #define IXGBE_SET_OPACKETS(sc, count) (sc)->opackets = (count) 652 #define IXGBE_SET_OERRORS(sc, count) (sc)->oerrors = (count) 653 #define IXGBE_SET_COLLISIONS(sc, count) 654 #define IXGBE_SET_IBYTES(sc, count) (sc)->ibytes = (count) 655 #define IXGBE_SET_OBYTES(sc, count) (sc)->obytes = (count) 656 #define IXGBE_SET_IMCASTS(sc, count) (sc)->imcasts = (count) 657 #define IXGBE_SET_OMCASTS(sc, count) (sc)->omcasts = (count) 658 #define IXGBE_SET_IQDROPS(sc, count) (sc)->iqdrops = (count) 659 #else 660 #define IXGBE_SET_IPACKETS(sc, count) (sc)->ifp->if_ipackets = (count) 661 #define IXGBE_SET_IERRORS(sc, count) (sc)->ifp->if_ierrors = (count) 662 #define IXGBE_SET_OPACKETS(sc, count) (sc)->ifp->if_opackets = (count) 663 #define IXGBE_SET_OERRORS(sc, count) (sc)->ifp->if_oerrors = (count) 664 #define IXGBE_SET_COLLISIONS(sc, count) (sc)->ifp->if_collisions = (count) 665 #define IXGBE_SET_IBYTES(sc, count) (sc)->ifp->if_ibytes = (count) 666 #define IXGBE_SET_OBYTES(sc, count) (sc)->ifp->if_obytes = (count) 667 #define IXGBE_SET_IMCASTS(sc, count) (sc)->ifp->if_imcasts = (count) 668 #define IXGBE_SET_OMCASTS(sc, count) (sc)->ifp->if_omcasts = (count) 669 #define IXGBE_SET_IQDROPS(sc, count) (sc)->ifp->if_iqdrops = (count) 670 #endif 671 672 /* External PHY register addresses */ 673 #define IXGBE_PHY_CURRENT_TEMP 0xC820 674 #define IXGBE_PHY_OVERTEMP_STATUS 0xC830 675 676 /* Sysctl help messages; displayed with sysctl -d */ 677 #define IXGBE_SYSCTL_DESC_ADV_SPEED \ 678 "\nControl advertised link speed using these flags:\n" \ 679 "\t0x1 - advertise 100M\n" \ 680 "\t0x2 - advertise 1G\n" \ 681 "\t0x4 - advertise 10G\n\n" \ 682 "\t100M is only supported on certain 10GBaseT adapters." 683 684 #define IXGBE_SYSCTL_DESC_SET_FC \ 685 "\nSet flow control mode using these values:\n" \ 686 "\t0 - off\n" \ 687 "\t1 - rx pause\n" \ 688 "\t2 - tx pause\n" \ 689 "\t3 - tx and rx pause" 690 691 static inline bool 692 ixgbe_is_sfp(struct ixgbe_hw *hw) 693 { 694 switch (hw->phy.type) { 695 case ixgbe_phy_sfp_avago: 696 case ixgbe_phy_sfp_ftl: 697 case ixgbe_phy_sfp_intel: 698 case ixgbe_phy_sfp_unknown: 699 case ixgbe_phy_sfp_passive_tyco: 700 case ixgbe_phy_sfp_passive_unknown: 701 case ixgbe_phy_sfp_unsupported: 702 case ixgbe_phy_qsfp_passive_unknown: 703 case ixgbe_phy_qsfp_active_unknown: 704 case ixgbe_phy_qsfp_intel: 705 case ixgbe_phy_qsfp_unknown: 706 return TRUE; 707 default: 708 break; 709 } 710 711 if (hw->phy.sfp_type == ixgbe_sfp_type_not_present) 712 return TRUE; 713 714 return FALSE; 715 } 716 717 /* Workaround to make 8.0 buildable */ 718 #if __FreeBSD_version >= 800000 && __FreeBSD_version < 800504 719 static __inline int 720 drbr_needs_enqueue(struct ifnet *ifp, struct buf_ring *br) 721 { 722 #ifdef ALTQ 723 if (ALTQ_IS_ENABLED(&ifp->if_snd)) 724 return (1); 725 #endif 726 return (!buf_ring_empty(br)); 727 } 728 #endif 729 730 /* 731 ** Find the number of unrefreshed RX descriptors 732 */ 733 static inline u16 734 ixgbe_rx_unrefreshed(struct rx_ring *rxr) 735 { 736 if (rxr->next_to_check > rxr->next_to_refresh) 737 return (rxr->next_to_check - rxr->next_to_refresh - 1); 738 else 739 return ((rxr->num_desc + rxr->next_to_check) - 740 rxr->next_to_refresh - 1); 741 } 742 743 /* 744 ** This checks for a zero mac addr, something that will be likely 745 ** unless the Admin on the Host has created one. 746 */ 747 static inline bool 748 ixv_check_ether_addr(u8 *addr) 749 { 750 bool status = TRUE; 751 752 if ((addr[0] == 0 && addr[1]== 0 && addr[2] == 0 && 753 addr[3] == 0 && addr[4]== 0 && addr[5] == 0)) 754 status = FALSE; 755 return (status); 756 } 757 758 /* Shared Prototypes */ 759 760 void ixgbe_start(struct ifnet *); 761 void ixgbe_start_locked(struct tx_ring *, struct ifnet *); 762 #ifndef IXGBE_LEGACY_TX 763 int ixgbe_mq_start(struct ifnet *, struct mbuf *); 764 int ixgbe_mq_start_locked(struct ifnet *, struct tx_ring *); 765 void ixgbe_deferred_mq_start(void *); 766 #endif /* !IXGBE_LEGACY_TX */ 767 768 int ixgbe_allocate_queues(struct adapter *); 769 int ixgbe_allocate_transmit_buffers(struct tx_ring *); 770 int ixgbe_setup_transmit_structures(struct adapter *); 771 void ixgbe_free_transmit_structures(struct adapter *); 772 int ixgbe_allocate_receive_buffers(struct rx_ring *); 773 int ixgbe_setup_receive_structures(struct adapter *); 774 void ixgbe_free_receive_structures(struct adapter *); 775 void ixgbe_txeof(struct tx_ring *); 776 bool ixgbe_rxeof(struct ix_queue *); 777 778 int ixgbe_dma_malloc(struct adapter *, 779 bus_size_t, struct ixgbe_dma_alloc *, int); 780 void ixgbe_dma_free(struct adapter *, struct ixgbe_dma_alloc *); 781 782 #ifdef PCI_IOV 783 784 static inline boolean_t 785 ixgbe_vf_mac_changed(struct ixgbe_vf *vf, const uint8_t *mac) 786 { 787 return (bcmp(mac, vf->ether_addr, ETHER_ADDR_LEN) != 0); 788 } 789 790 static inline void 791 ixgbe_send_vf_msg(struct adapter *adapter, struct ixgbe_vf *vf, u32 msg) 792 { 793 794 if (vf->flags & IXGBE_VF_CTS) 795 msg |= IXGBE_VT_MSGTYPE_CTS; 796 797 ixgbe_write_mbx(&adapter->hw, &msg, 1, vf->pool); 798 } 799 800 static inline void 801 ixgbe_send_vf_ack(struct adapter *adapter, struct ixgbe_vf *vf, u32 msg) 802 { 803 msg &= IXGBE_VT_MSG_MASK; 804 ixgbe_send_vf_msg(adapter, vf, msg | IXGBE_VT_MSGTYPE_ACK); 805 } 806 807 static inline void 808 ixgbe_send_vf_nack(struct adapter *adapter, struct ixgbe_vf *vf, u32 msg) 809 { 810 msg &= IXGBE_VT_MSG_MASK; 811 ixgbe_send_vf_msg(adapter, vf, msg | IXGBE_VT_MSGTYPE_NACK); 812 } 813 814 static inline void 815 ixgbe_process_vf_ack(struct adapter *adapter, struct ixgbe_vf *vf) 816 { 817 if (!(vf->flags & IXGBE_VF_CTS)) 818 ixgbe_send_vf_nack(adapter, vf, 0); 819 } 820 821 static inline enum ixgbe_iov_mode 822 ixgbe_get_iov_mode(struct adapter *adapter) 823 { 824 if (adapter->num_vfs == 0) 825 return (IXGBE_NO_VM); 826 if (adapter->num_queues <= 2) 827 return (IXGBE_64_VM); 828 else if (adapter->num_queues <= 4) 829 return (IXGBE_32_VM); 830 else 831 return (IXGBE_NO_VM); 832 } 833 834 static inline u16 835 ixgbe_max_vfs(enum ixgbe_iov_mode mode) 836 { 837 /* 838 * We return odd numbers below because we 839 * reserve 1 VM's worth of queues for the PF. 840 */ 841 switch (mode) { 842 case IXGBE_64_VM: 843 return (63); 844 case IXGBE_32_VM: 845 return (31); 846 case IXGBE_NO_VM: 847 default: 848 return (0); 849 } 850 } 851 852 static inline int 853 ixgbe_vf_queues(enum ixgbe_iov_mode mode) 854 { 855 switch (mode) { 856 case IXGBE_64_VM: 857 return (2); 858 case IXGBE_32_VM: 859 return (4); 860 case IXGBE_NO_VM: 861 default: 862 return (0); 863 } 864 } 865 866 static inline int 867 ixgbe_vf_que_index(enum ixgbe_iov_mode mode, u32 vfnum, int num) 868 { 869 return ((vfnum * ixgbe_vf_queues(mode)) + num); 870 } 871 872 static inline int 873 ixgbe_pf_que_index(enum ixgbe_iov_mode mode, int num) 874 { 875 return (ixgbe_vf_que_index(mode, ixgbe_max_vfs(mode), num)); 876 } 877 878 static inline void 879 ixgbe_update_max_frame(struct adapter * adapter, int max_frame) 880 { 881 if (adapter->max_frame_size < max_frame) 882 adapter->max_frame_size = max_frame; 883 } 884 885 static inline u32 886 ixgbe_get_mrqc(enum ixgbe_iov_mode mode) 887 { 888 u32 mrqc = 0; 889 switch (mode) { 890 case IXGBE_64_VM: 891 mrqc = IXGBE_MRQC_VMDQRSS64EN; 892 break; 893 case IXGBE_32_VM: 894 mrqc = IXGBE_MRQC_VMDQRSS32EN; 895 break; 896 case IXGBE_NO_VM: 897 mrqc = 0; 898 break; 899 default: 900 panic("Unexpected SR-IOV mode %d", mode); 901 } 902 return(mrqc); 903 } 904 905 906 static inline u32 907 ixgbe_get_mtqc(enum ixgbe_iov_mode mode) 908 { 909 uint32_t mtqc = 0; 910 switch (mode) { 911 case IXGBE_64_VM: 912 mtqc |= IXGBE_MTQC_64VF | IXGBE_MTQC_VT_ENA; 913 break; 914 case IXGBE_32_VM: 915 mtqc |= IXGBE_MTQC_32VF | IXGBE_MTQC_VT_ENA; 916 break; 917 case IXGBE_NO_VM: 918 mtqc = IXGBE_MTQC_64Q_1PB; 919 break; 920 default: 921 panic("Unexpected SR-IOV mode %d", mode); 922 } 923 return(mtqc); 924 } 925 #endif /* PCI_IOV */ 926 927 #endif /* _IXGBE_H_ */ 928
Indexes created Sun Oct 26 21:10:03 GMT 2025