ixgbe.h revision 1.62 1 /* $NetBSD: ixgbe.h,v 1.62 2020/01/21 14:55:55 msaitoh Exp $ */
2
3 /******************************************************************************
4 SPDX-License-Identifier: BSD-3-Clause
5
6 Copyright (c) 2001-2017, Intel Corporation
7 All rights reserved.
8
9 Redistribution and use in source and binary forms, with or without
10 modification, are permitted provided that the following conditions are met:
11
12 1. Redistributions of source code must retain the above copyright notice,
13 this list of conditions and the following disclaimer.
14
15 2. Redistributions in binary form must reproduce the above copyright
16 notice, this list of conditions and the following disclaimer in the
17 documentation and/or other materials provided with the distribution.
18
19 3. Neither the name of the Intel Corporation nor the names of its
20 contributors may be used to endorse or promote products derived from
21 this software without specific prior written permission.
22
23 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
24 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
27 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
30 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
31 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
32 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33 POSSIBILITY OF SUCH DAMAGE.
34
35 ******************************************************************************/
36 /*$FreeBSD: head/sys/dev/ixgbe/ixgbe.h 327031 2017-12-20 18:15:06Z erj $*/
37
38 /*
39 * Copyright (c) 2011 The NetBSD Foundation, Inc.
40 * All rights reserved.
41 *
42 * This code is derived from software contributed to The NetBSD Foundation
43 * by Coyote Point Systems, Inc.
44 *
45 * Redistribution and use in source and binary forms, with or without
46 * modification, are permitted provided that the following conditions
47 * are met:
48 * 1. Redistributions of source code must retain the above copyright
49 * notice, this list of conditions and the following disclaimer.
50 * 2. Redistributions in binary form must reproduce the above copyright
51 * notice, this list of conditions and the following disclaimer in the
52 * documentation and/or other materials provided with the distribution.
53 *
54 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
55 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
56 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
57 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
58 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
59 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
60 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
61 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
62 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
63 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
64 * POSSIBILITY OF SUCH DAMAGE.
65 */
66
67
68 #ifndef _IXGBE_H_
69 #define _IXGBE_H_
70
71
72 #include <sys/param.h>
73 #include <sys/reboot.h>
74 #include <sys/systm.h>
75 #include <sys/pcq.h>
76 #include <sys/mbuf.h>
77 #include <sys/protosw.h>
78 #include <sys/socket.h>
79 #include <sys/malloc.h>
80 #include <sys/kernel.h>
81 #include <sys/module.h>
82 #include <sys/sockio.h>
83 #include <sys/percpu.h>
84
85 #include <net/if.h>
86 #include <net/if_arp.h>
87 #include <net/bpf.h>
88 #include <net/if_ether.h>
89 #include <net/if_dl.h>
90 #include <net/if_media.h>
91
92 #include <net/if_types.h>
93 #include <net/if_vlanvar.h>
94
95 #include <netinet/in_systm.h>
96 #include <netinet/in.h>
97 #include <netinet/ip.h>
98 #include <netinet/ip6.h>
99 #include <netinet/tcp.h>
100 #include <netinet/udp.h>
101
102 #include <sys/bus.h>
103 #include <dev/pci/pcivar.h>
104 #include <dev/pci/pcireg.h>
105 #include <sys/proc.h>
106 #include <sys/sysctl.h>
107 #include <sys/endian.h>
108 #include <sys/workqueue.h>
109 #include <sys/cpu.h>
110 #include <sys/interrupt.h>
111 #include <sys/bitops.h>
112
113 #include "ixgbe_netbsd.h"
114 #include "ixgbe_api.h"
115 #include "ixgbe_common.h"
116 #include "ixgbe_vf.h"
117 #include "ixgbe_features.h"
118
119 /* Tunables */
120
121 /*
122 * TxDescriptors Valid Range: 64-4096 Default Value: 256 This value is the
123 * number of transmit descriptors allocated by the driver. Increasing this
124 * value allows the driver to queue more transmits. Each descriptor is 16
125 * bytes. Performance tests have show the 2K value to be optimal for top
126 * performance.
127 */
128 #define DEFAULT_TXD 1024
129 #define PERFORM_TXD 2048
130 #define MAX_TXD 4096
131 #define MIN_TXD 64
132
133 /*
134 * RxDescriptors Valid Range: 64-4096 Default Value: 256 This value is the
135 * number of receive descriptors allocated for each RX queue. Increasing this
136 * value allows the driver to buffer more incoming packets. Each descriptor
137 * is 16 bytes. A receive buffer is also allocated for each descriptor.
138 *
139 * Note: with 8 rings and a dual port card, it is possible to bump up
140 * against the system mbuf pool limit, you can tune nmbclusters
141 * to adjust for this.
142 */
143 #define DEFAULT_RXD 1024
144 #define PERFORM_RXD 2048
145 #define MAX_RXD 4096
146 #define MIN_RXD 64
147
148 /* Alignment for rings */
149 #define DBA_ALIGN 128
150
151 /*
152 * This is the max watchdog interval, ie. the time that can
153 * pass between any two TX clean operations, such only happening
154 * when the TX hardware is functioning.
155 */
156 #define IXGBE_WATCHDOG (10 * hz)
157
158 /*
159 * This parameters control when the driver calls the routine to reclaim
160 * transmit descriptors.
161 */
162 #define IXGBE_TX_CLEANUP_THRESHOLD(_a) ((_a)->num_tx_desc / 8)
163 #define IXGBE_TX_OP_THRESHOLD(_a) ((_a)->num_tx_desc / 32)
164
165 /* These defines are used in MTU calculations */
166 #define IXGBE_MAX_FRAME_SIZE 9728
167 #define IXGBE_MTU_HDR (ETHER_HDR_LEN + ETHER_CRC_LEN)
168 #define IXGBE_MTU_HDR_VLAN (ETHER_HDR_LEN + ETHER_CRC_LEN + \
169 ETHER_VLAN_ENCAP_LEN)
170 #define IXGBE_MAX_MTU (IXGBE_MAX_FRAME_SIZE - IXGBE_MTU_HDR)
171 #define IXGBE_MAX_MTU_VLAN (IXGBE_MAX_FRAME_SIZE - IXGBE_MTU_HDR_VLAN)
172
173 /* Flow control constants */
174 #define IXGBE_FC_PAUSE 0xFFFF
175
176 /*
177 * Used for optimizing small rx mbufs. Effort is made to keep the copy
178 * small and aligned for the CPU L1 cache.
179 *
180 * MHLEN is typically 168 bytes, giving us 8-byte alignment. Getting
181 * 32 byte alignment needed for the fast bcopy results in 8 bytes being
182 * wasted. Getting 64 byte alignment, which _should_ be ideal for
183 * modern Intel CPUs, results in 40 bytes wasted and a significant drop
184 * in observed efficiency of the optimization, 97.9% -> 81.8%.
185 */
186 #define MPKTHSIZE (offsetof(struct _mbuf_dummy, m_pktdat))
187 #define IXGBE_RX_COPY_HDR_PADDED ((((MPKTHSIZE - 1) / 32) + 1) * 32)
188 #define IXGBE_RX_COPY_LEN (MSIZE - IXGBE_RX_COPY_HDR_PADDED)
189 #define IXGBE_RX_COPY_ALIGN (IXGBE_RX_COPY_HDR_PADDED - MPKTHSIZE)
190
191 /* Keep older OS drivers building... */
192 #if !defined(SYSCTL_ADD_UQUAD)
193 #define SYSCTL_ADD_UQUAD SYSCTL_ADD_QUAD
194 #endif
195
196 /* Defines for printing debug information */
197 #define DEBUG_INIT 0
198 #define DEBUG_IOCTL 0
199 #define DEBUG_HW 0
200
201 #define INIT_DEBUGOUT(S) if (DEBUG_INIT) printf(S "\n")
202 #define INIT_DEBUGOUT1(S, A) if (DEBUG_INIT) printf(S "\n", A)
203 #define INIT_DEBUGOUT2(S, A, B) if (DEBUG_INIT) printf(S "\n", A, B)
204 #define IOCTL_DEBUGOUT(S) if (DEBUG_IOCTL) printf(S "\n")
205 #define IOCTL_DEBUGOUT1(S, A) if (DEBUG_IOCTL) printf(S "\n", A)
206 #define IOCTL_DEBUGOUT2(S, A, B) if (DEBUG_IOCTL) printf(S "\n", A, B)
207 #define HW_DEBUGOUT(S) if (DEBUG_HW) printf(S "\n")
208 #define HW_DEBUGOUT1(S, A) if (DEBUG_HW) printf(S "\n", A)
209 #define HW_DEBUGOUT2(S, A, B) if (DEBUG_HW) printf(S "\n", A, B)
210
211 #define MAX_NUM_MULTICAST_ADDRESSES 128
212 #define IXGBE_82598_SCATTER 100
213 #define IXGBE_82599_SCATTER 32
214 #define MSIX_82598_BAR 3
215 #define MSIX_82599_BAR 4
216 #define IXGBE_TSO_SIZE 262140
217 #define IXGBE_RX_HDR 128
218 #define IXGBE_VFTA_SIZE 128
219 #define IXGBE_BR_SIZE 4096
220 #define IXGBE_QUEUE_MIN_FREE 32
221 #define IXGBE_MAX_TX_BUSY 10
222 #define IXGBE_QUEUE_HUNG 0x80000000
223
224 #define IXGBE_EITR_DEFAULT 128
225
226 /* IOCTL define to gather SFP+ Diagnostic data */
227 #define SIOCGI2C SIOCGIFGENERIC
228
229 /* Offload bits in mbuf flag */
230 #define M_CSUM_OFFLOAD \
231 (M_CSUM_IPv4|M_CSUM_UDPv4|M_CSUM_TCPv4|M_CSUM_UDPv6|M_CSUM_TCPv6)
232
233 /* Backward compatibility items for very old versions */
234 #ifndef pci_find_cap
235 #define pci_find_cap pci_find_extcap
236 #endif
237
238 #ifndef DEVMETHOD_END
239 #define DEVMETHOD_END { NULL, NULL }
240 #endif
241
242 /*
243 * Interrupt Moderation parameters
244 */
245 #define IXGBE_LOW_LATENCY 128
246 #define IXGBE_AVE_LATENCY 400
247 #define IXGBE_BULK_LATENCY 1200
248
249 /* Using 1FF (the max value), the interval is ~1.05ms */
250 #define IXGBE_LINK_ITR_QUANTA 0x1FF
251 #define IXGBE_LINK_ITR ((IXGBE_LINK_ITR_QUANTA << 3) & \
252 IXGBE_EITR_ITR_INT_MASK)
253
254
255 /************************************************************************
256 * vendor_info_array
257 *
258 * Contains the list of Subvendor/Subdevice IDs on
259 * which the driver should load.
260 ************************************************************************/
261 typedef struct _ixgbe_vendor_info_t {
262 unsigned int vendor_id;
263 unsigned int device_id;
264 unsigned int subvendor_id;
265 unsigned int subdevice_id;
266 unsigned int index;
267 } ixgbe_vendor_info_t;
268
269 /* This is used to get SFP+ module data */
270 struct ixgbe_i2c_req {
271 u8 dev_addr;
272 u8 offset;
273 u8 len;
274 u8 data[8];
275 };
276
277 struct ixgbe_bp_data {
278 u32 low;
279 u32 high;
280 u32 log;
281 };
282
283 struct ixgbe_tx_buf {
284 union ixgbe_adv_tx_desc *eop;
285 struct mbuf *m_head;
286 bus_dmamap_t map;
287 };
288
289 struct ixgbe_rx_buf {
290 struct mbuf *buf;
291 struct mbuf *fmp;
292 bus_dmamap_t pmap;
293 u_int flags;
294 #define IXGBE_RX_COPY 0x01
295 uint64_t addr;
296 };
297
298 /*
299 * Bus dma allocation structure used by ixgbe_dma_malloc and ixgbe_dma_free
300 */
301 struct ixgbe_dma_alloc {
302 bus_addr_t dma_paddr;
303 void *dma_vaddr;
304 ixgbe_dma_tag_t *dma_tag;
305 bus_dmamap_t dma_map;
306 bus_dma_segment_t dma_seg;
307 bus_size_t dma_size;
308 };
309
310 struct ixgbe_mc_addr {
311 u8 addr[IXGBE_ETH_LENGTH_OF_ADDRESS];
312 u32 vmdq;
313 };
314
315 /*
316 * Driver queue struct: this is the interrupt container
317 * for the associated tx and rx ring.
318 */
319 struct ix_queue {
320 struct adapter *adapter;
321 u32 msix; /* This queue's MSI-X vector */
322 u32 eitr_setting;
323 u32 me;
324 struct resource *res;
325 int busy;
326 struct tx_ring *txr;
327 struct rx_ring *rxr;
328 struct work wq_cookie;
329 void *que_si;
330 /* Per queue event conters */
331 struct evcnt irqs; /* Hardware interrupt */
332 struct evcnt handleq; /* software_interrupt */
333 struct evcnt req; /* deferred */
334 char namebuf[32];
335 char evnamebuf[32];
336
337 kmutex_t dc_mtx; /* lock for disabled_count and this queue's EIMS/EIMC bit */
338 int disabled_count;/*
339 * means
340 * 0 : this queue is enabled
341 * > 0 : this queue is disabled
342 * the value is ixgbe_disable_queue() called count
343 */
344 bool txrx_use_workqueue;
345 };
346
347 /*
348 * The transmit ring, one per queue
349 */
350 struct tx_ring {
351 struct adapter *adapter;
352 kmutex_t tx_mtx;
353 u32 me;
354 u32 tail;
355 int busy;
356 union ixgbe_adv_tx_desc *tx_base;
357 struct ixgbe_tx_buf *tx_buffers;
358 struct ixgbe_dma_alloc txdma;
359 volatile u16 tx_avail;
360 u16 next_avail_desc;
361 u16 next_to_clean;
362 u16 num_desc;
363 ixgbe_dma_tag_t *txtag;
364 #if 0
365 char mtx_name[16]; /* NetBSD has no mutex name */
366 #endif
367 pcq_t *txr_interq;
368 struct work wq_cookie;
369 void *txr_si;
370 bool txr_no_space; /* Like IFF_OACTIVE */
371
372 /* Flow Director */
373 u16 atr_sample;
374 u16 atr_count;
375
376 u64 bytes; /* used for AIM */
377 u64 packets;
378 /* Soft Stats */
379 struct evcnt tso_tx;
380 struct evcnt no_desc_avail;
381 struct evcnt total_packets;
382 struct evcnt pcq_drops;
383 /* Per queue conters. The adapter total is in struct adapter */
384 u64 q_efbig_tx_dma_setup;
385 u64 q_mbuf_defrag_failed;
386 u64 q_efbig2_tx_dma_setup;
387 u64 q_einval_tx_dma_setup;
388 u64 q_other_tx_dma_setup;
389 u64 q_eagain_tx_dma_setup;
390 u64 q_enomem_tx_dma_setup;
391 u64 q_tso_err;
392 };
393
394
395 /*
396 * The Receive ring, one per rx queue
397 */
398 struct rx_ring {
399 struct adapter *adapter;
400 kmutex_t rx_mtx;
401 u32 me;
402 u32 tail;
403 union ixgbe_adv_rx_desc *rx_base;
404 struct ixgbe_dma_alloc rxdma;
405 #ifdef LRO
406 struct lro_ctrl lro;
407 #endif /* LRO */
408 bool lro_enabled;
409 bool hw_rsc;
410 bool vtag_strip;
411 u16 next_to_refresh;
412 u16 next_to_check;
413 u16 num_desc;
414 u16 mbuf_sz;
415 #if 0
416 char mtx_name[16]; /* NetBSD has no mutex name */
417 #endif
418 struct ixgbe_rx_buf *rx_buffers;
419 ixgbe_dma_tag_t *ptag;
420 u16 last_rx_mbuf_sz;
421 u32 last_num_rx_desc;
422 ixgbe_extmem_head_t jcl_head;
423
424 u64 bytes; /* Used for AIM calc */
425 u64 packets;
426
427 /* Soft stats */
428 struct evcnt rx_copies;
429 struct evcnt rx_packets;
430 struct evcnt rx_bytes;
431 struct evcnt rx_discarded;
432 struct evcnt no_jmbuf;
433 u64 rsc_num;
434
435 /* Flow Director */
436 u64 flm;
437 };
438
439 struct ixgbe_vf {
440 u_int pool;
441 u_int rar_index;
442 u_int max_frame_size;
443 uint32_t flags;
444 uint8_t ether_addr[ETHER_ADDR_LEN];
445 uint16_t mc_hash[IXGBE_MAX_VF_MC];
446 uint16_t num_mc_hashes;
447 uint16_t default_vlan;
448 uint16_t vlan_tag;
449 uint16_t api_ver;
450 };
451
452 /*
453 * NetBSD: For trafic class
454 * Crrently, the following structure is only for statistics.
455 */
456 struct ixgbe_tc {
457 char evnamebuf[32];
458 };
459
460 /* Our adapter structure */
461 struct adapter {
462 struct ixgbe_hw hw;
463 struct ixgbe_osdep osdep;
464
465 device_t dev;
466 struct ifnet *ifp;
467 struct if_percpuq *ipq; /* softint-based input queues */
468
469 struct resource *pci_mem;
470 struct resource *msix_mem;
471
472 /* NetBSD: Interrupt resources are in osdep */
473
474 struct ifmedia media;
475 callout_t timer;
476 u_short if_flags; /* saved ifp->if_flags */
477 int ec_capenable; /* saved ec->ec_capenable */
478
479 kmutex_t core_mtx;
480
481 unsigned int num_queues;
482
483 /*
484 * Shadow VFTA table, this is needed because
485 * the real vlan filter table gets cleared during
486 * a soft reset and the driver needs to be able
487 * to repopulate it.
488 */
489 u32 shadow_vfta[IXGBE_VFTA_SIZE];
490
491 /* Info about the interface */
492 int advertise; /* link speeds */
493 bool enable_aim; /* adaptive interrupt moderation */
494 int link_active; /* Use LINK_STATE_* value */
495 u16 max_frame_size;
496 u16 num_segs;
497 u32 link_speed;
498 bool link_up;
499 u32 vector;
500 u16 dmac;
501 u32 phy_layer;
502
503 /* Power management-related */
504 bool wol_support;
505 u32 wufc;
506
507 /* Mbuf cluster size */
508 u32 rx_mbuf_sz;
509
510 /* Support for pluggable optics */
511 bool sfp_probe;
512 void *link_si; /* Link tasklet */
513 void *mod_si; /* SFP tasklet */
514 void *msf_si; /* Multispeed Fiber */
515 void *mbx_si; /* VF -> PF mailbox interrupt */
516
517 /* Flow Director */
518 int fdir_reinit;
519 void *fdir_si;
520
521 void *phy_si; /* PHY intr tasklet */
522
523 bool txrx_use_workqueue;
524 struct workqueue *que_wq; /* workqueue for ixgbe_handle_que_work() */
525 /*
526 * que_wq's "enqueued flag" is not required,
527 * because twice workqueue_enqueue() for
528 * ixgbe_handle_que_work() is avoided by masking
529 * the queue's interrupt by EIMC.
530 * See also ixgbe_msix_que().
531 */
532 struct workqueue *txr_wq; /* workqueue for ixgbe_deferred_mq_start_work() */
533 percpu_t *txr_wq_enqueued;
534
535 /*
536 * Queues:
537 * This is the irq holder, it has
538 * and RX/TX pair or rings associated
539 * with it.
540 */
541 struct ix_queue *queues;
542
543 /*
544 * Transmit rings
545 * Allocated at run time, an array of rings
546 */
547 struct tx_ring *tx_rings;
548 u32 num_tx_desc;
549 u32 tx_process_limit;
550
551 /*
552 * Receive rings
553 * Allocated at run time, an array of rings
554 */
555 struct rx_ring *rx_rings;
556 u64 active_queues;
557 u32 num_rx_desc;
558 u32 rx_process_limit;
559
560 /* Multicast array memory */
561 struct ixgbe_mc_addr *mta;
562
563 /* SR-IOV */
564 int iov_mode;
565 int num_vfs;
566 int pool;
567 struct ixgbe_vf *vfs;
568
569 /* Bypass */
570 struct ixgbe_bp_data bypass;
571
572 /* Netmap */
573 void (*init_locked)(struct adapter *);
574 void (*stop_locked)(void *);
575
576 /* Firmware error check */
577 u_int recovery_mode;
578 struct callout recovery_mode_timer;
579
580 /* Misc stats maintained by the driver */
581 struct evcnt efbig_tx_dma_setup;
582 struct evcnt mbuf_defrag_failed;
583 struct evcnt efbig2_tx_dma_setup;
584 struct evcnt einval_tx_dma_setup;
585 struct evcnt other_tx_dma_setup;
586 struct evcnt eagain_tx_dma_setup;
587 struct evcnt enomem_tx_dma_setup;
588 struct evcnt tso_err;
589 struct evcnt watchdog_events;
590 struct evcnt link_irq;
591 struct evcnt link_sicount;
592 struct evcnt mod_sicount;
593 struct evcnt msf_sicount;
594 struct evcnt phy_sicount;
595
596 union {
597 struct ixgbe_hw_stats pf;
598 struct ixgbevf_hw_stats vf;
599 } stats;
600 #if __FreeBSD_version >= 1100036
601 /* counter(9) stats */
602 u64 ipackets;
603 u64 ierrors;
604 u64 opackets;
605 u64 oerrors;
606 u64 ibytes;
607 u64 obytes;
608 u64 imcasts;
609 u64 omcasts;
610 u64 iqdrops;
611 u64 noproto;
612 #endif
613 /* Feature capable/enabled flags. See ixgbe_features.h */
614 u32 feat_cap;
615 u32 feat_en;
616
617 /* Traffic classes */
618 struct ixgbe_tc tcs[IXGBE_DCB_MAX_TRAFFIC_CLASS];
619
620 struct sysctllog *sysctllog;
621 const struct sysctlnode *sysctltop;
622 };
623
624 /* Precision Time Sync (IEEE 1588) defines */
625 #define ETHERTYPE_IEEE1588 0x88F7
626 #define PICOSECS_PER_TICK 20833
627 #define TSYNC_UDP_PORT 319 /* UDP port for the protocol */
628 #define IXGBE_ADVTXD_TSTAMP 0x00080000
629
630
631 #define IXGBE_CORE_LOCK_INIT(_sc, _name) \
632 mutex_init(&(_sc)->core_mtx, MUTEX_DEFAULT, IPL_SOFTNET)
633 #define IXGBE_CORE_LOCK_DESTROY(_sc) mutex_destroy(&(_sc)->core_mtx)
634 #define IXGBE_TX_LOCK_DESTROY(_sc) mutex_destroy(&(_sc)->tx_mtx)
635 #define IXGBE_RX_LOCK_DESTROY(_sc) mutex_destroy(&(_sc)->rx_mtx)
636 #define IXGBE_CORE_LOCK(_sc) mutex_enter(&(_sc)->core_mtx)
637 #define IXGBE_TX_LOCK(_sc) mutex_enter(&(_sc)->tx_mtx)
638 #define IXGBE_TX_TRYLOCK(_sc) mutex_tryenter(&(_sc)->tx_mtx)
639 #define IXGBE_RX_LOCK(_sc) mutex_enter(&(_sc)->rx_mtx)
640 #define IXGBE_CORE_UNLOCK(_sc) mutex_exit(&(_sc)->core_mtx)
641 #define IXGBE_TX_UNLOCK(_sc) mutex_exit(&(_sc)->tx_mtx)
642 #define IXGBE_RX_UNLOCK(_sc) mutex_exit(&(_sc)->rx_mtx)
643 #define IXGBE_CORE_LOCK_ASSERT(_sc) KASSERT(mutex_owned(&(_sc)->core_mtx))
644 #define IXGBE_TX_LOCK_ASSERT(_sc) KASSERT(mutex_owned(&(_sc)->tx_mtx))
645
646 /* Stats macros */
647 #if __FreeBSD_version >= 1100036
648 #define IXGBE_SET_IERRORS(sc, count) (sc)->ierrors = (count)
649 #define IXGBE_SET_OPACKETS(sc, count) (sc)->opackets = (count)
650 #define IXGBE_SET_OERRORS(sc, count) (sc)->oerrors = (count)
651 #define IXGBE_SET_COLLISIONS(sc, count)
652 #define IXGBE_SET_IBYTES(sc, count) (sc)->ibytes = (count)
653 #define IXGBE_SET_OBYTES(sc, count) (sc)->obytes = (count)
654 #define IXGBE_SET_IMCASTS(sc, count) (sc)->imcasts = (count)
655 #define IXGBE_SET_OMCASTS(sc, count) (sc)->omcasts = (count)
656 #define IXGBE_SET_IQDROPS(sc, count) (sc)->iqdrops = (count)
657 #else
658 #define IXGBE_SET_IERRORS(sc, count) (sc)->ifp->if_ierrors = (count)
659 #define IXGBE_SET_OPACKETS(sc, count) (sc)->ifp->if_opackets = (count)
660 #define IXGBE_SET_OERRORS(sc, count) (sc)->ifp->if_oerrors = (count)
661 #define IXGBE_SET_COLLISIONS(sc, count) (sc)->ifp->if_collisions = (count)
662 #define IXGBE_SET_IBYTES(sc, count) (sc)->ifp->if_ibytes = (count)
663 #define IXGBE_SET_OBYTES(sc, count) (sc)->ifp->if_obytes = (count)
664 #define IXGBE_SET_IMCASTS(sc, count) (sc)->ifp->if_imcasts = (count)
665 #define IXGBE_SET_OMCASTS(sc, count) (sc)->ifp->if_omcasts = (count)
666 #define IXGBE_SET_IQDROPS(sc, count) (sc)->ifp->if_iqdrops = (count)
667 #endif
668
669 /* External PHY register addresses */
670 #define IXGBE_PHY_CURRENT_TEMP 0xC820
671 #define IXGBE_PHY_OVERTEMP_STATUS 0xC830
672
673 /* Sysctl help messages; displayed with sysctl -d */
674 #define IXGBE_SYSCTL_DESC_ADV_SPEED \
675 "\nControl advertised link speed using these flags:\n" \
676 "\t0x01 - advertise 100M\n" \
677 "\t0x02 - advertise 1G\n" \
678 "\t0x04 - advertise 10G\n" \
679 "\t0x08 - advertise 10M\n" \
680 "\t0x10 - advertise 2.5G\n" \
681 "\t0x20 - advertise 5G\n\n" \
682 "\t5G, 2.5G, 100M and 10M are only supported on certain 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 /* Workaround to make 8.0 buildable */
692 #if __FreeBSD_version >= 800000 && __FreeBSD_version < 800504
693 static __inline int
694 drbr_needs_enqueue(struct ifnet *ifp, struct buf_ring *br)
695 {
696 #ifdef ALTQ
697 if (ALTQ_IS_ENABLED(&ifp->if_snd))
698 return (1);
699 #endif
700 return (!buf_ring_empty(br));
701 }
702 #endif
703
704 /*
705 * Find the number of unrefreshed RX descriptors
706 */
707 static __inline u16
708 ixgbe_rx_unrefreshed(struct rx_ring *rxr)
709 {
710 if (rxr->next_to_check > rxr->next_to_refresh)
711 return (rxr->next_to_check - rxr->next_to_refresh - 1);
712 else
713 return ((rxr->num_desc + rxr->next_to_check) -
714 rxr->next_to_refresh - 1);
715 }
716
717 static __inline int
718 ixgbe_legacy_ring_empty(struct ifnet *ifp, pcq_t *dummy)
719 {
720 UNREFERENCED_1PARAMETER(dummy);
721
722 return IFQ_IS_EMPTY(&ifp->if_snd);
723 }
724
725 static __inline int
726 ixgbe_mq_ring_empty(struct ifnet *dummy, pcq_t *interq)
727 {
728 UNREFERENCED_1PARAMETER(dummy);
729
730 return (pcq_peek(interq) == NULL);
731 }
732
733 /*
734 * This checks for a zero mac addr, something that will be likely
735 * unless the Admin on the Host has created one.
736 */
737 static __inline bool
738 ixv_check_ether_addr(u8 *addr)
739 {
740 bool status = TRUE;
741
742 if ((addr[0] == 0 && addr[1]== 0 && addr[2] == 0 &&
743 addr[3] == 0 && addr[4]== 0 && addr[5] == 0))
744 status = FALSE;
745
746 return (status);
747 }
748
749 /*
750 * This checks the adapter->recovery_mode software flag which is
751 * set by ixgbe_fw_recovery_mode().
752 *
753 */
754 static inline bool
755 ixgbe_fw_recovery_mode_swflag(struct adapter *adapter)
756 {
757 return (adapter->feat_en & IXGBE_FEATURE_RECOVERY_MODE) &&
758 atomic_load_acq_uint(&adapter->recovery_mode);
759 }
760
761 /* Shared Prototypes */
762 void ixgbe_legacy_start(struct ifnet *);
763 int ixgbe_legacy_start_locked(struct ifnet *, struct tx_ring *);
764 int ixgbe_mq_start(struct ifnet *, struct mbuf *);
765 int ixgbe_mq_start_locked(struct ifnet *, struct tx_ring *);
766 void ixgbe_deferred_mq_start(void *);
767 void ixgbe_deferred_mq_start_work(struct work *, void *);
768 void ixgbe_drain_all(struct adapter *);
769
770 int ixgbe_allocate_queues(struct adapter *);
771 void ixgbe_free_queues(struct adapter *);
772 int ixgbe_setup_transmit_structures(struct adapter *);
773 void ixgbe_free_transmit_structures(struct adapter *);
774 int ixgbe_setup_receive_structures(struct adapter *);
775 void ixgbe_free_receive_structures(struct adapter *);
776 bool ixgbe_txeof(struct tx_ring *);
777 bool ixgbe_rxeof(struct ix_queue *);
778
779 const struct sysctlnode *ixgbe_sysctl_instance(struct adapter *);
780
781 /* For NetBSD */
782 void ixgbe_jcl_reinit(struct adapter *, bus_dma_tag_t, struct rx_ring *,
783 int, size_t);
784 void ixgbe_jcl_destroy(struct adapter *, struct rx_ring *);
785
786 #include "ixgbe_bypass.h"
787 #include "ixgbe_fdir.h"
788 #include "ixgbe_rss.h"
789 #include "ixgbe_netmap.h"
790
791 #endif /* _IXGBE_H_ */
792