xref: /freebsd/sys/dev/qlnx/qlnxe/qlnx_os.c (revision 99429157e8615dc3b7f11afbe3ed92de7476a5db)
1 /*
2  * Copyright (c) 2017-2018 Cavium, Inc.
3  * All rights reserved.
4  *
5  *  Redistribution and use in source and binary forms, with or without
6  *  modification, are permitted provided that the following conditions
7  *  are met:
8  *
9  *  1. Redistributions of source code must retain the above copyright
10  *     notice, this list of conditions and the following disclaimer.
11  *  2. Redistributions in binary form must reproduce the above copyright
12  *     notice, this list of conditions and the following disclaimer in the
13  *     documentation and/or other materials provided with the distribution.
14  *
15  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16  *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19  *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25  *  POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 
29 /*
30  * File: qlnx_os.c
31  * Author : David C Somayajulu, Cavium, Inc., San Jose, CA 95131.
32  */
33 
34 #include <sys/cdefs.h>
35 __FBSDID("$FreeBSD$");
36 
37 #include "qlnx_os.h"
38 #include "bcm_osal.h"
39 #include "reg_addr.h"
40 #include "ecore_gtt_reg_addr.h"
41 #include "ecore.h"
42 #include "ecore_chain.h"
43 #include "ecore_status.h"
44 #include "ecore_hw.h"
45 #include "ecore_rt_defs.h"
46 #include "ecore_init_ops.h"
47 #include "ecore_int.h"
48 #include "ecore_cxt.h"
49 #include "ecore_spq.h"
50 #include "ecore_init_fw_funcs.h"
51 #include "ecore_sp_commands.h"
52 #include "ecore_dev_api.h"
53 #include "ecore_l2_api.h"
54 #include "ecore_mcp.h"
55 #include "ecore_hw_defs.h"
56 #include "mcp_public.h"
57 #include "ecore_iro.h"
58 #include "nvm_cfg.h"
59 #include "ecore_dev_api.h"
60 #include "ecore_dbg_fw_funcs.h"
61 
62 #include "qlnx_ioctl.h"
63 #include "qlnx_def.h"
64 #include "qlnx_ver.h"
65 #include <sys/smp.h>
66 
67 
68 /*
69  * static functions
70  */
71 /*
72  * ioctl related functions
73  */
74 static void qlnx_add_sysctls(qlnx_host_t *ha);
75 
76 /*
77  * main driver
78  */
79 static void qlnx_release(qlnx_host_t *ha);
80 static void qlnx_fp_isr(void *arg);
81 static void qlnx_init_ifnet(device_t dev, qlnx_host_t *ha);
82 static void qlnx_init(void *arg);
83 static void qlnx_init_locked(qlnx_host_t *ha);
84 static int qlnx_set_multi(qlnx_host_t *ha, uint32_t add_multi);
85 static int qlnx_set_promisc(qlnx_host_t *ha);
86 static int qlnx_set_allmulti(qlnx_host_t *ha);
87 static int qlnx_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data);
88 static int qlnx_media_change(struct ifnet *ifp);
89 static void qlnx_media_status(struct ifnet *ifp, struct ifmediareq *ifmr);
90 static void qlnx_stop(qlnx_host_t *ha);
91 static int qlnx_send(qlnx_host_t *ha, struct qlnx_fastpath *fp,
92 		struct mbuf **m_headp);
93 static int qlnx_get_ifq_snd_maxlen(qlnx_host_t *ha);
94 static uint32_t qlnx_get_optics(qlnx_host_t *ha,
95 			struct qlnx_link_output *if_link);
96 static int qlnx_transmit(struct ifnet *ifp, struct mbuf  *mp);
97 static void qlnx_qflush(struct ifnet *ifp);
98 
99 static int qlnx_alloc_parent_dma_tag(qlnx_host_t *ha);
100 static void qlnx_free_parent_dma_tag(qlnx_host_t *ha);
101 static int qlnx_alloc_tx_dma_tag(qlnx_host_t *ha);
102 static void qlnx_free_tx_dma_tag(qlnx_host_t *ha);
103 static int qlnx_alloc_rx_dma_tag(qlnx_host_t *ha);
104 static void qlnx_free_rx_dma_tag(qlnx_host_t *ha);
105 
106 static int qlnx_get_mfw_version(qlnx_host_t *ha, uint32_t *mfw_ver);
107 static int qlnx_get_flash_size(qlnx_host_t *ha, uint32_t *flash_size);
108 
109 static int qlnx_nic_setup(struct ecore_dev *cdev,
110 		struct ecore_pf_params *func_params);
111 static int qlnx_nic_start(struct ecore_dev *cdev);
112 static int qlnx_slowpath_start(qlnx_host_t *ha);
113 static int qlnx_slowpath_stop(qlnx_host_t *ha);
114 static int qlnx_init_hw(qlnx_host_t *ha);
115 static void qlnx_set_id(struct ecore_dev *cdev, char name[NAME_SIZE],
116 		char ver_str[VER_SIZE]);
117 static void qlnx_unload(qlnx_host_t *ha);
118 static int qlnx_load(qlnx_host_t *ha);
119 static void qlnx_hw_set_multi(qlnx_host_t *ha, uint8_t *mta, uint32_t mcnt,
120 		uint32_t add_mac);
121 static void qlnx_dump_buf8(qlnx_host_t *ha, const char *msg, void *dbuf,
122 		uint32_t len);
123 static int qlnx_alloc_rx_buffer(qlnx_host_t *ha, struct qlnx_rx_queue *rxq);
124 static void qlnx_reuse_rx_data(struct qlnx_rx_queue *rxq);
125 static void qlnx_update_rx_prod(struct ecore_hwfn *p_hwfn,
126 		struct qlnx_rx_queue *rxq);
127 static int qlnx_set_rx_accept_filter(qlnx_host_t *ha, uint8_t filter);
128 static int qlnx_grc_dumpsize(qlnx_host_t *ha, uint32_t *num_dwords,
129 		int hwfn_index);
130 static int qlnx_idle_chk_size(qlnx_host_t *ha, uint32_t *num_dwords,
131 		int hwfn_index);
132 static void qlnx_timer(void *arg);
133 static int qlnx_alloc_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp);
134 static void qlnx_free_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp);
135 static void qlnx_trigger_dump(qlnx_host_t *ha);
136 static void qlnx_tx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp,
137 		struct qlnx_tx_queue *txq);
138 static int qlnx_rx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp, int budget,
139 		int lro_enable);
140 static void qlnx_fp_taskqueue(void *context, int pending);
141 static void qlnx_sample_storm_stats(qlnx_host_t *ha);
142 static int qlnx_alloc_tpa_mbuf(qlnx_host_t *ha, uint16_t rx_buf_size,
143 		struct qlnx_agg_info *tpa);
144 static void qlnx_free_tpa_mbuf(qlnx_host_t *ha, struct qlnx_agg_info *tpa);
145 
146 #if __FreeBSD_version >= 1100000
147 static uint64_t qlnx_get_counter(if_t ifp, ift_counter cnt);
148 #endif
149 
150 
151 /*
152  * Hooks to the Operating Systems
153  */
154 static int qlnx_pci_probe (device_t);
155 static int qlnx_pci_attach (device_t);
156 static int qlnx_pci_detach (device_t);
157 
158 static device_method_t qlnx_pci_methods[] = {
159 	/* Device interface */
160 	DEVMETHOD(device_probe, qlnx_pci_probe),
161 	DEVMETHOD(device_attach, qlnx_pci_attach),
162 	DEVMETHOD(device_detach, qlnx_pci_detach),
163 	{ 0, 0 }
164 };
165 
166 static driver_t qlnx_pci_driver = {
167 	"ql", qlnx_pci_methods, sizeof (qlnx_host_t),
168 };
169 
170 static devclass_t qlnx_devclass;
171 
172 MODULE_VERSION(if_qlnxe,1);
173 DRIVER_MODULE(if_qlnxe, pci, qlnx_pci_driver, qlnx_devclass, 0, 0);
174 
175 MODULE_DEPEND(if_qlnxe, pci, 1, 1, 1);
176 MODULE_DEPEND(if_qlnxe, ether, 1, 1, 1);
177 
178 MALLOC_DEFINE(M_QLNXBUF, "qlnxbuf", "Buffers for qlnx driver");
179 
180 
181 char qlnx_dev_str[64];
182 char qlnx_ver_str[VER_SIZE];
183 char qlnx_name_str[NAME_SIZE];
184 
185 /*
186  * Some PCI Configuration Space Related Defines
187  */
188 
189 #ifndef PCI_VENDOR_QLOGIC
190 #define PCI_VENDOR_QLOGIC		0x1077
191 #endif
192 
193 /* 40G Adapter QLE45xxx*/
194 #ifndef QLOGIC_PCI_DEVICE_ID_1634
195 #define QLOGIC_PCI_DEVICE_ID_1634	0x1634
196 #endif
197 
198 /* 100G Adapter QLE45xxx*/
199 #ifndef QLOGIC_PCI_DEVICE_ID_1644
200 #define QLOGIC_PCI_DEVICE_ID_1644	0x1644
201 #endif
202 
203 /* 25G Adapter QLE45xxx*/
204 #ifndef QLOGIC_PCI_DEVICE_ID_1656
205 #define QLOGIC_PCI_DEVICE_ID_1656	0x1656
206 #endif
207 
208 /* 50G Adapter QLE45xxx*/
209 #ifndef QLOGIC_PCI_DEVICE_ID_1654
210 #define QLOGIC_PCI_DEVICE_ID_1654	0x1654
211 #endif
212 
213 static int
214 qlnx_valid_device(device_t dev)
215 {
216         uint16_t	device_id;
217 
218         device_id = pci_get_device(dev);
219 
220         if ((device_id == QLOGIC_PCI_DEVICE_ID_1634) ||
221                 (device_id == QLOGIC_PCI_DEVICE_ID_1644) ||
222                 (device_id == QLOGIC_PCI_DEVICE_ID_1656) ||
223                 (device_id == QLOGIC_PCI_DEVICE_ID_1654))
224                 return 0;
225 
226         return -1;
227 }
228 
229 /*
230  * Name:	qlnx_pci_probe
231  * Function:	Validate the PCI device to be a QLA80XX device
232  */
233 static int
234 qlnx_pci_probe(device_t dev)
235 {
236 	snprintf(qlnx_ver_str, sizeof(qlnx_ver_str), "v%d.%d.%d",
237 		QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR, QLNX_VERSION_BUILD);
238 	snprintf(qlnx_name_str, sizeof(qlnx_name_str), "qlnx");
239 
240 	if (pci_get_vendor(dev) != PCI_VENDOR_QLOGIC) {
241                 return (ENXIO);
242 	}
243 
244         switch (pci_get_device(dev)) {
245 
246         case QLOGIC_PCI_DEVICE_ID_1644:
247 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
248 			"Qlogic 100GbE PCI CNA Adapter-Ethernet Function",
249 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
250 			QLNX_VERSION_BUILD);
251                 device_set_desc_copy(dev, qlnx_dev_str);
252 
253                 break;
254 
255         case QLOGIC_PCI_DEVICE_ID_1634:
256 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
257 			"Qlogic 40GbE PCI CNA Adapter-Ethernet Function",
258 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
259 			QLNX_VERSION_BUILD);
260                 device_set_desc_copy(dev, qlnx_dev_str);
261 
262                 break;
263 
264         case QLOGIC_PCI_DEVICE_ID_1656:
265 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
266 			"Qlogic 25GbE PCI CNA Adapter-Ethernet Function",
267 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
268 			QLNX_VERSION_BUILD);
269                 device_set_desc_copy(dev, qlnx_dev_str);
270 
271                 break;
272 
273         case QLOGIC_PCI_DEVICE_ID_1654:
274 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
275 			"Qlogic 50GbE PCI CNA Adapter-Ethernet Function",
276 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
277 			QLNX_VERSION_BUILD);
278                 device_set_desc_copy(dev, qlnx_dev_str);
279 
280                 break;
281 
282         default:
283                 return (ENXIO);
284         }
285 
286         return (BUS_PROBE_DEFAULT);
287 }
288 
289 
290 static void
291 qlnx_sp_intr(void *arg)
292 {
293 	struct ecore_hwfn	*p_hwfn;
294 	qlnx_host_t		*ha;
295 	int			i;
296 
297 	p_hwfn = arg;
298 
299 	if (p_hwfn == NULL) {
300 		printf("%s: spurious slowpath intr\n", __func__);
301 		return;
302 	}
303 
304 	ha = (qlnx_host_t *)p_hwfn->p_dev;
305 
306 	QL_DPRINT2(ha, "enter\n");
307 
308 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
309 		if (&ha->cdev.hwfns[i] == p_hwfn) {
310 			taskqueue_enqueue(ha->sp_taskqueue[i], &ha->sp_task[i]);
311 			break;
312 		}
313 	}
314 	QL_DPRINT2(ha, "exit\n");
315 
316 	return;
317 }
318 
319 static void
320 qlnx_sp_taskqueue(void *context, int pending)
321 {
322 	struct ecore_hwfn	*p_hwfn;
323 
324 	p_hwfn = context;
325 
326 	if (p_hwfn != NULL) {
327 		qlnx_sp_isr(p_hwfn);
328 	}
329 	return;
330 }
331 
332 static int
333 qlnx_create_sp_taskqueues(qlnx_host_t *ha)
334 {
335 	int	i;
336 	uint8_t	tq_name[32];
337 
338 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
339 
340                 struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[i];
341 
342 		bzero(tq_name, sizeof (tq_name));
343 		snprintf(tq_name, sizeof (tq_name), "ql_sp_tq_%d", i);
344 
345 		TASK_INIT(&ha->sp_task[i], 0, qlnx_sp_taskqueue, p_hwfn);
346 
347 		ha->sp_taskqueue[i] = taskqueue_create_fast(tq_name, M_NOWAIT,
348 			 taskqueue_thread_enqueue, &ha->sp_taskqueue[i]);
349 
350 		if (ha->sp_taskqueue[i] == NULL)
351 			return (-1);
352 
353 		taskqueue_start_threads(&ha->sp_taskqueue[i], 1, PI_NET, "%s",
354 			tq_name);
355 
356 		QL_DPRINT1(ha, "%p\n", ha->sp_taskqueue[i]);
357 	}
358 
359 	return (0);
360 }
361 
362 static void
363 qlnx_destroy_sp_taskqueues(qlnx_host_t *ha)
364 {
365 	int	i;
366 
367 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
368 		if (ha->sp_taskqueue[i] != NULL) {
369 			taskqueue_drain(ha->sp_taskqueue[i], &ha->sp_task[i]);
370 			taskqueue_free(ha->sp_taskqueue[i]);
371 		}
372 	}
373 	return;
374 }
375 
376 static void
377 qlnx_fp_taskqueue(void *context, int pending)
378 {
379         struct qlnx_fastpath	*fp;
380         qlnx_host_t		*ha;
381         struct ifnet		*ifp;
382         struct mbuf		*mp;
383         int			ret;
384 	int			lro_enable, tc;
385 	int			rx_int = 0, total_rx_count = 0;
386 	struct thread		*cthread;
387 
388         fp = context;
389 
390         if (fp == NULL)
391                 return;
392 
393 	cthread = curthread;
394 
395 	thread_lock(cthread);
396 
397 	if (!sched_is_bound(cthread))
398 		sched_bind(cthread, fp->rss_id);
399 
400 	thread_unlock(cthread);
401 
402         ha = (qlnx_host_t *)fp->edev;
403 
404         ifp = ha->ifp;
405 
406 	lro_enable = ha->ifp->if_capenable & IFCAP_LRO;
407 
408 	rx_int = qlnx_rx_int(ha, fp, ha->rx_pkt_threshold, lro_enable);
409 
410 	if (rx_int) {
411 		fp->rx_pkts += rx_int;
412 		total_rx_count += rx_int;
413 	}
414 
415 #ifdef QLNX_SOFT_LRO
416 	{
417 		struct lro_ctrl *lro;
418 
419 		lro = &fp->rxq->lro;
420 
421 		if (lro_enable && total_rx_count) {
422 
423 #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO)
424 
425 			if (ha->dbg_trace_lro_cnt) {
426 				if (lro->lro_mbuf_count & ~1023)
427 					fp->lro_cnt_1024++;
428 				else if (lro->lro_mbuf_count & ~511)
429 					fp->lro_cnt_512++;
430 				else if (lro->lro_mbuf_count & ~255)
431 					fp->lro_cnt_256++;
432 				else if (lro->lro_mbuf_count & ~127)
433 					fp->lro_cnt_128++;
434 				else if (lro->lro_mbuf_count & ~63)
435 					fp->lro_cnt_64++;
436 			}
437 			tcp_lro_flush_all(lro);
438 
439 #else
440 			struct lro_entry *queued;
441 
442 			while ((!SLIST_EMPTY(&lro->lro_active))) {
443 				queued = SLIST_FIRST(&lro->lro_active);
444 				SLIST_REMOVE_HEAD(&lro->lro_active, next);
445 				tcp_lro_flush(lro, queued);
446 			}
447 #endif /* #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO) */
448 		}
449 	}
450 #endif /* #ifdef QLNX_SOFT_LRO */
451 
452 	ecore_sb_update_sb_idx(fp->sb_info);
453 	rmb();
454 
455         mtx_lock(&fp->tx_mtx);
456 
457         if (((ifp->if_drv_flags & (IFF_DRV_RUNNING | IFF_DRV_OACTIVE)) !=
458                 IFF_DRV_RUNNING) || (!ha->link_up)) {
459 
460                 mtx_unlock(&fp->tx_mtx);
461                 goto qlnx_fp_taskqueue_exit;
462         }
463 
464 	for (tc = 0; tc < ha->num_tc; tc++) {
465 		(void)qlnx_tx_int(ha, fp, fp->txq[tc]);
466 	}
467 
468         mp = drbr_peek(ifp, fp->tx_br);
469 
470         while (mp != NULL) {
471 
472 		if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
473 			ret = qlnx_send(ha, fp, &mp);
474 		} else {
475 			ret = -1;
476 		}
477 
478                 if (ret) {
479 
480                         if (mp != NULL) {
481                                 drbr_putback(ifp, fp->tx_br, mp);
482                         } else {
483                                 fp->tx_pkts_processed++;
484                                 drbr_advance(ifp, fp->tx_br);
485                         }
486 
487                         mtx_unlock(&fp->tx_mtx);
488 
489                         goto qlnx_fp_taskqueue_exit;
490 
491                 } else {
492                         drbr_advance(ifp, fp->tx_br);
493                         fp->tx_pkts_transmitted++;
494                         fp->tx_pkts_processed++;
495                 }
496 
497 		if (fp->tx_ring_full)
498 			break;
499 
500                 mp = drbr_peek(ifp, fp->tx_br);
501         }
502 
503 	for (tc = 0; tc < ha->num_tc; tc++) {
504 		(void)qlnx_tx_int(ha, fp, fp->txq[tc]);
505 	}
506 
507         mtx_unlock(&fp->tx_mtx);
508 
509 qlnx_fp_taskqueue_exit:
510 	if (rx_int) {
511 		if (fp->fp_taskqueue != NULL)
512 			taskqueue_enqueue(fp->fp_taskqueue, &fp->fp_task);
513 	} else {
514 		if (fp->tx_ring_full) {
515 			qlnx_mdelay(__func__, 100);
516 		}
517 		ecore_sb_ack(fp->sb_info, IGU_INT_ENABLE, 1);
518 	}
519 
520         QL_DPRINT2(ha, "exit ret = %d\n", ret);
521         return;
522 }
523 
524 static int
525 qlnx_create_fp_taskqueues(qlnx_host_t *ha)
526 {
527 	int	i;
528 	uint8_t	tq_name[32];
529 	struct qlnx_fastpath *fp;
530 
531 	for (i = 0; i < ha->num_rss; i++) {
532 
533                 fp = &ha->fp_array[i];
534 
535 		bzero(tq_name, sizeof (tq_name));
536 		snprintf(tq_name, sizeof (tq_name), "ql_fp_tq_%d", i);
537 
538 		TASK_INIT(&fp->fp_task, 0, qlnx_fp_taskqueue, fp);
539 
540 		fp->fp_taskqueue = taskqueue_create_fast(tq_name, M_NOWAIT,
541 					taskqueue_thread_enqueue,
542 					&fp->fp_taskqueue);
543 
544 		if (fp->fp_taskqueue == NULL)
545 			return (-1);
546 
547 		taskqueue_start_threads(&fp->fp_taskqueue, 1, PI_NET, "%s",
548 			tq_name);
549 
550 		QL_DPRINT1(ha, "%p\n",fp->fp_taskqueue);
551 	}
552 
553 	return (0);
554 }
555 
556 static void
557 qlnx_destroy_fp_taskqueues(qlnx_host_t *ha)
558 {
559 	int			i;
560 	struct qlnx_fastpath	*fp;
561 
562 	for (i = 0; i < ha->num_rss; i++) {
563 
564                 fp = &ha->fp_array[i];
565 
566 		if (fp->fp_taskqueue != NULL) {
567 
568 			taskqueue_drain(fp->fp_taskqueue, &fp->fp_task);
569 			taskqueue_free(fp->fp_taskqueue);
570 			fp->fp_taskqueue = NULL;
571 		}
572 	}
573 	return;
574 }
575 
576 static void
577 qlnx_drain_fp_taskqueues(qlnx_host_t *ha)
578 {
579 	int			i;
580 	struct qlnx_fastpath	*fp;
581 
582 	for (i = 0; i < ha->num_rss; i++) {
583                 fp = &ha->fp_array[i];
584 
585 		if (fp->fp_taskqueue != NULL) {
586 			QLNX_UNLOCK(ha);
587 			taskqueue_drain(fp->fp_taskqueue, &fp->fp_task);
588 			QLNX_LOCK(ha);
589 		}
590 	}
591 	return;
592 }
593 
594 /*
595  * Name:	qlnx_pci_attach
596  * Function:	attaches the device to the operating system
597  */
598 static int
599 qlnx_pci_attach(device_t dev)
600 {
601 	qlnx_host_t	*ha = NULL;
602 	uint32_t	rsrc_len_reg = 0;
603 	uint32_t	rsrc_len_dbells = 0;
604 	uint32_t	rsrc_len_msix = 0;
605 	int		i;
606 	uint32_t	mfw_ver;
607 
608         if ((ha = device_get_softc(dev)) == NULL) {
609                 device_printf(dev, "cannot get softc\n");
610                 return (ENOMEM);
611         }
612 
613         memset(ha, 0, sizeof (qlnx_host_t));
614 
615         if (qlnx_valid_device(dev) != 0) {
616                 device_printf(dev, "device is not valid device\n");
617                 return (ENXIO);
618 	}
619         ha->pci_func = pci_get_function(dev);
620 
621         ha->pci_dev = dev;
622 
623 	mtx_init(&ha->hw_lock, "qlnx_hw_lock", MTX_NETWORK_LOCK, MTX_DEF);
624 
625         ha->flags.lock_init = 1;
626 
627         pci_enable_busmaster(dev);
628 
629 	/*
630 	 * map the PCI BARs
631 	 */
632 
633         ha->reg_rid = PCIR_BAR(0);
634         ha->pci_reg = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &ha->reg_rid,
635                                 RF_ACTIVE);
636 
637         if (ha->pci_reg == NULL) {
638                 device_printf(dev, "unable to map BAR0\n");
639                 goto qlnx_pci_attach_err;
640         }
641 
642         rsrc_len_reg = (uint32_t) bus_get_resource_count(dev, SYS_RES_MEMORY,
643                                         ha->reg_rid);
644 
645         ha->dbells_rid = PCIR_BAR(2);
646         ha->pci_dbells = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
647                         &ha->dbells_rid, RF_ACTIVE);
648 
649         if (ha->pci_dbells == NULL) {
650                 device_printf(dev, "unable to map BAR1\n");
651                 goto qlnx_pci_attach_err;
652 	}
653 
654         rsrc_len_dbells = (uint32_t) bus_get_resource_count(dev, SYS_RES_MEMORY,
655                                         ha->dbells_rid);
656 
657 	ha->dbells_phys_addr = (uint64_t)
658 		bus_get_resource_start(dev, SYS_RES_MEMORY, ha->dbells_rid);;
659 	ha->dbells_size = rsrc_len_dbells;
660 
661         ha->msix_rid = PCIR_BAR(4);
662         ha->msix_bar = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
663                         &ha->msix_rid, RF_ACTIVE);
664 
665         if (ha->msix_bar == NULL) {
666                 device_printf(dev, "unable to map BAR2\n");
667                 goto qlnx_pci_attach_err;
668 	}
669 
670         rsrc_len_msix = (uint32_t) bus_get_resource_count(dev, SYS_RES_MEMORY,
671                                         ha->msix_rid);
672 	/*
673 	 * allocate dma tags
674 	 */
675 
676 	if (qlnx_alloc_parent_dma_tag(ha))
677                 goto qlnx_pci_attach_err;
678 
679 	if (qlnx_alloc_tx_dma_tag(ha))
680                 goto qlnx_pci_attach_err;
681 
682 	if (qlnx_alloc_rx_dma_tag(ha))
683                 goto qlnx_pci_attach_err;
684 
685 
686 	if (qlnx_init_hw(ha) != 0)
687 		goto qlnx_pci_attach_err;
688 
689 	/*
690 	 * Allocate MSI-x vectors
691 	 */
692 	ha->num_rss = QLNX_MAX_RSS;
693 	ha->num_tc = QLNX_MAX_TC;
694 
695         ha->msix_count = pci_msix_count(dev);
696 
697 	if (ha->msix_count > (mp_ncpus + ha->cdev.num_hwfns))
698 		ha->msix_count = mp_ncpus + ha->cdev.num_hwfns;
699 
700         if (!ha->msix_count ||
701 		(ha->msix_count < (ha->cdev.num_hwfns + 1 ))) {
702                 device_printf(dev, "%s: msix_count[%d] not enough\n", __func__,
703                         ha->msix_count);
704                 goto qlnx_pci_attach_err;
705         }
706 
707 	if (ha->msix_count > (ha->num_rss + ha->cdev.num_hwfns ))
708 		ha->msix_count = ha->num_rss + ha->cdev.num_hwfns;
709 	else
710 		ha->num_rss = ha->msix_count - ha->cdev.num_hwfns;
711 
712 	QL_DPRINT1(ha, "\n\t\t\tpci_reg [%p, 0x%08x 0x%08x]"
713 		"\n\t\t\tdbells [%p, 0x%08x 0x%08x]"
714 		"\n\t\t\tmsix [%p, 0x%08x 0x%08x 0x%x 0x%x]"
715 		"\n\t\t\t[ncpus = %d][num_rss = 0x%x] [num_tc = 0x%x]\n",
716 		 ha->pci_reg, rsrc_len_reg,
717 		ha->reg_rid, ha->pci_dbells, rsrc_len_dbells, ha->dbells_rid,
718 		ha->msix_bar, rsrc_len_msix, ha->msix_rid, pci_msix_count(dev),
719 		ha->msix_count, mp_ncpus, ha->num_rss, ha->num_tc);
720         if (pci_alloc_msix(dev, &ha->msix_count)) {
721                 device_printf(dev, "%s: pci_alloc_msix[%d] failed\n", __func__,
722                         ha->msix_count);
723                 ha->msix_count = 0;
724                 goto qlnx_pci_attach_err;
725         }
726 
727 	/*
728 	 * Initialize slow path interrupt and task queue
729 	 */
730 	if (qlnx_create_sp_taskqueues(ha) != 0)
731 		goto qlnx_pci_attach_err;
732 
733 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
734 
735                 struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[i];
736 
737         	ha->sp_irq_rid[i] = i + 1;
738         	ha->sp_irq[i] = bus_alloc_resource_any(dev, SYS_RES_IRQ,
739                                 &ha->sp_irq_rid[i],
740                                 (RF_ACTIVE | RF_SHAREABLE));
741         	if (ha->sp_irq[i] == NULL) {
742                 	device_printf(dev,
743 				"could not allocate mbx interrupt\n");
744                 	goto qlnx_pci_attach_err;
745         	}
746 
747         	if (bus_setup_intr(dev, ha->sp_irq[i],
748 				(INTR_TYPE_NET | INTR_MPSAFE), NULL,
749 				qlnx_sp_intr, p_hwfn, &ha->sp_handle[i])) {
750                 	device_printf(dev,
751 				"could not setup slow path interrupt\n");
752 			goto qlnx_pci_attach_err;
753 		}
754 
755 		QL_DPRINT1(ha, "p_hwfn [%p] sp_irq_rid %d"
756 			" sp_irq %p sp_handle %p\n", p_hwfn,
757 			ha->sp_irq_rid[i], ha->sp_irq[i], ha->sp_handle[i]);
758 
759 	}
760 
761 	/*
762 	 * initialize fast path interrupt
763 	 */
764 	if (qlnx_create_fp_taskqueues(ha) != 0)
765 		goto qlnx_pci_attach_err;
766 
767         for (i = 0; i < ha->num_rss; i++) {
768                 ha->irq_vec[i].rss_idx = i;
769                 ha->irq_vec[i].ha = ha;
770                 ha->irq_vec[i].irq_rid = (1 + ha->cdev.num_hwfns) + i;
771 
772                 ha->irq_vec[i].irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
773                                 &ha->irq_vec[i].irq_rid,
774                                 (RF_ACTIVE | RF_SHAREABLE));
775 
776                 if (ha->irq_vec[i].irq == NULL) {
777                         device_printf(dev,
778 				"could not allocate interrupt[%d]\n", i);
779                         goto qlnx_pci_attach_err;
780                 }
781 
782 		if (qlnx_alloc_tx_br(ha, &ha->fp_array[i])) {
783                         device_printf(dev, "could not allocate tx_br[%d]\n", i);
784                         goto qlnx_pci_attach_err;
785 
786 		}
787 	}
788 
789 	callout_init(&ha->qlnx_callout, 1);
790 	ha->flags.callout_init = 1;
791 
792 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
793 
794 		if (qlnx_grc_dumpsize(ha, &ha->grcdump_size[i], i) != 0)
795 			goto qlnx_pci_attach_err;
796 		if (ha->grcdump_size[i] == 0)
797 			goto qlnx_pci_attach_err;
798 
799 		ha->grcdump_size[i] = ha->grcdump_size[i] << 2;
800 		QL_DPRINT1(ha, "grcdump_size[%d] = 0x%08x\n",
801 			i, ha->grcdump_size[i]);
802 
803 		ha->grcdump[i] = qlnx_zalloc(ha->grcdump_size[i]);
804 		if (ha->grcdump[i] == NULL) {
805 			device_printf(dev, "grcdump alloc[%d] failed\n", i);
806 			goto qlnx_pci_attach_err;
807 		}
808 
809 		if (qlnx_idle_chk_size(ha, &ha->idle_chk_size[i], i) != 0)
810 			goto qlnx_pci_attach_err;
811 		if (ha->idle_chk_size[i] == 0)
812 			goto qlnx_pci_attach_err;
813 
814 		ha->idle_chk_size[i] = ha->idle_chk_size[i] << 2;
815 		QL_DPRINT1(ha, "idle_chk_size[%d] = 0x%08x\n",
816 			i, ha->idle_chk_size[i]);
817 
818 		ha->idle_chk[i] = qlnx_zalloc(ha->idle_chk_size[i]);
819 
820 		if (ha->idle_chk[i] == NULL) {
821 			device_printf(dev, "idle_chk alloc failed\n");
822 			goto qlnx_pci_attach_err;
823 		}
824 	}
825 
826 	if (qlnx_slowpath_start(ha) != 0) {
827 
828 		qlnx_mdelay(__func__, 1000);
829 		qlnx_trigger_dump(ha);
830 
831 		goto qlnx_pci_attach_err0;
832 	} else
833 		ha->flags.slowpath_start = 1;
834 
835 	if (qlnx_get_flash_size(ha, &ha->flash_size) != 0) {
836 		qlnx_mdelay(__func__, 1000);
837 		qlnx_trigger_dump(ha);
838 
839 		goto qlnx_pci_attach_err0;
840 	}
841 
842 	if (qlnx_get_mfw_version(ha, &mfw_ver) != 0) {
843 		qlnx_mdelay(__func__, 1000);
844 		qlnx_trigger_dump(ha);
845 
846 		goto qlnx_pci_attach_err0;
847 	}
848 	snprintf(ha->mfw_ver, sizeof(ha->mfw_ver), "%d.%d.%d.%d",
849 		((mfw_ver >> 24) & 0xFF), ((mfw_ver >> 16) & 0xFF),
850 		((mfw_ver >> 8) & 0xFF), (mfw_ver & 0xFF));
851 	snprintf(ha->stormfw_ver, sizeof(ha->stormfw_ver), "%d.%d.%d.%d",
852 		FW_MAJOR_VERSION, FW_MINOR_VERSION, FW_REVISION_VERSION,
853 		FW_ENGINEERING_VERSION);
854 
855 	QL_DPRINT1(ha, "STORM_FW version %s MFW version %s\n",
856 		 ha->stormfw_ver, ha->mfw_ver);
857 
858 	qlnx_init_ifnet(dev, ha);
859 
860 	/*
861 	 * add sysctls
862 	 */
863 	qlnx_add_sysctls(ha);
864 
865 qlnx_pci_attach_err0:
866         /*
867 	 * create ioctl device interface
868 	 */
869         if (qlnx_make_cdev(ha)) {
870                 device_printf(dev, "%s: ql_make_cdev failed\n", __func__);
871                 goto qlnx_pci_attach_err;
872         }
873 
874 	QL_DPRINT2(ha, "success\n");
875 
876         return (0);
877 
878 qlnx_pci_attach_err:
879 
880 	qlnx_release(ha);
881 
882 	return (ENXIO);
883 }
884 
885 /*
886  * Name:	qlnx_pci_detach
887  * Function:	Unhooks the device from the operating system
888  */
889 static int
890 qlnx_pci_detach(device_t dev)
891 {
892 	qlnx_host_t	*ha = NULL;
893 
894         if ((ha = device_get_softc(dev)) == NULL) {
895                 device_printf(dev, "cannot get softc\n");
896                 return (ENOMEM);
897         }
898 
899 	QLNX_LOCK(ha);
900 	qlnx_stop(ha);
901 	QLNX_UNLOCK(ha);
902 
903 	qlnx_release(ha);
904 
905         return (0);
906 }
907 
908 static int
909 qlnx_init_hw(qlnx_host_t *ha)
910 {
911 	int				rval = 0;
912 	struct ecore_hw_prepare_params	params;
913 
914 	ecore_init_struct(&ha->cdev);
915 
916 	/* ha->dp_module = ECORE_MSG_PROBE |
917 				ECORE_MSG_INTR |
918 				ECORE_MSG_SP |
919 				ECORE_MSG_LINK |
920 				ECORE_MSG_SPQ |
921 				ECORE_MSG_RDMA;
922 	ha->dp_level = ECORE_LEVEL_VERBOSE;*/
923 	ha->dp_level = ECORE_LEVEL_NOTICE;
924 
925 	ecore_init_dp(&ha->cdev, ha->dp_module, ha->dp_level, ha->pci_dev);
926 
927 	ha->cdev.regview = ha->pci_reg;
928 	ha->cdev.doorbells = ha->pci_dbells;
929 	ha->cdev.db_phys_addr = ha->dbells_phys_addr;
930 	ha->cdev.db_size = ha->dbells_size;
931 
932 	bzero(&params, sizeof (struct ecore_hw_prepare_params));
933 
934 	ha->personality = ECORE_PCI_DEFAULT;
935 
936 	params.personality = ha->personality;
937 
938 	params.drv_resc_alloc = false;
939 	params.chk_reg_fifo = false;
940 	params.initiate_pf_flr = true;
941 	params.epoch = 0;
942 
943 	ecore_hw_prepare(&ha->cdev, &params);
944 
945 	qlnx_set_id(&ha->cdev, qlnx_name_str, qlnx_ver_str);
946 
947 	return (rval);
948 }
949 
950 static void
951 qlnx_release(qlnx_host_t *ha)
952 {
953         device_t	dev;
954         int		i;
955 
956         dev = ha->pci_dev;
957 
958 	QL_DPRINT2(ha, "enter\n");
959 
960 	for (i = 0; i < QLNX_MAX_HW_FUNCS; i++) {
961 		if (ha->idle_chk[i] != NULL) {
962 			free(ha->idle_chk[i], M_QLNXBUF);
963 			ha->idle_chk[i] = NULL;
964 		}
965 
966 		if (ha->grcdump[i] != NULL) {
967 			free(ha->grcdump[i], M_QLNXBUF);
968 			ha->grcdump[i] = NULL;
969 		}
970 	}
971 
972         if (ha->flags.callout_init)
973                 callout_drain(&ha->qlnx_callout);
974 
975 	if (ha->flags.slowpath_start) {
976 		qlnx_slowpath_stop(ha);
977 	}
978 
979 	ecore_hw_remove(&ha->cdev);
980 
981         qlnx_del_cdev(ha);
982 
983         if (ha->ifp != NULL)
984                 ether_ifdetach(ha->ifp);
985 
986 	qlnx_free_tx_dma_tag(ha);
987 
988 	qlnx_free_rx_dma_tag(ha);
989 
990 	qlnx_free_parent_dma_tag(ha);
991 
992         for (i = 0; i < ha->num_rss; i++) {
993 		struct qlnx_fastpath *fp = &ha->fp_array[i];
994 
995                 if (ha->irq_vec[i].handle) {
996                         (void)bus_teardown_intr(dev, ha->irq_vec[i].irq,
997                                         ha->irq_vec[i].handle);
998                 }
999 
1000                 if (ha->irq_vec[i].irq) {
1001                         (void)bus_release_resource(dev, SYS_RES_IRQ,
1002                                 ha->irq_vec[i].irq_rid,
1003                                 ha->irq_vec[i].irq);
1004                 }
1005 
1006 		qlnx_free_tx_br(ha, fp);
1007         }
1008 	qlnx_destroy_fp_taskqueues(ha);
1009 
1010  	for (i = 0; i < ha->cdev.num_hwfns; i++) {
1011         	if (ha->sp_handle[i])
1012                 	(void)bus_teardown_intr(dev, ha->sp_irq[i],
1013 				ha->sp_handle[i]);
1014 
1015         	if (ha->sp_irq[i])
1016 			(void) bus_release_resource(dev, SYS_RES_IRQ,
1017 				ha->sp_irq_rid[i], ha->sp_irq[i]);
1018 	}
1019 
1020 	qlnx_destroy_sp_taskqueues(ha);
1021 
1022         if (ha->msix_count)
1023                 pci_release_msi(dev);
1024 
1025         if (ha->flags.lock_init) {
1026                 mtx_destroy(&ha->hw_lock);
1027         }
1028 
1029         if (ha->pci_reg)
1030                 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->reg_rid,
1031                                 ha->pci_reg);
1032 
1033         if (ha->pci_dbells)
1034                 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->dbells_rid,
1035                                 ha->pci_dbells);
1036 
1037         if (ha->msix_bar)
1038                 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->msix_rid,
1039                                 ha->msix_bar);
1040 
1041 	QL_DPRINT2(ha, "exit\n");
1042 	return;
1043 }
1044 
1045 static void
1046 qlnx_trigger_dump(qlnx_host_t *ha)
1047 {
1048 	int	i;
1049 
1050 	if (ha->ifp != NULL)
1051 		ha->ifp->if_drv_flags &= ~(IFF_DRV_OACTIVE | IFF_DRV_RUNNING);
1052 
1053 	QL_DPRINT2(ha, "enter\n");
1054 
1055 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
1056 		qlnx_grc_dump(ha, &ha->grcdump_dwords[i], i);
1057 		qlnx_idle_chk(ha, &ha->idle_chk_dwords[i], i);
1058 	}
1059 
1060 	QL_DPRINT2(ha, "exit\n");
1061 
1062 	return;
1063 }
1064 
1065 static int
1066 qlnx_trigger_dump_sysctl(SYSCTL_HANDLER_ARGS)
1067 {
1068         int		err, ret = 0;
1069         qlnx_host_t	*ha;
1070 
1071         err = sysctl_handle_int(oidp, &ret, 0, req);
1072 
1073         if (err || !req->newptr)
1074                 return (err);
1075 
1076         if (ret == 1) {
1077                 ha = (qlnx_host_t *)arg1;
1078                 qlnx_trigger_dump(ha);
1079         }
1080         return (err);
1081 }
1082 
1083 static int
1084 qlnx_set_tx_coalesce(SYSCTL_HANDLER_ARGS)
1085 {
1086         int			err, i, ret = 0, usecs = 0;
1087         qlnx_host_t		*ha;
1088 	struct ecore_hwfn	*p_hwfn;
1089 	struct qlnx_fastpath	*fp;
1090 
1091         err = sysctl_handle_int(oidp, &usecs, 0, req);
1092 
1093         if (err || !req->newptr || !usecs || (usecs > 255))
1094                 return (err);
1095 
1096         ha = (qlnx_host_t *)arg1;
1097 
1098 	for (i = 0; i < ha->num_rss; i++) {
1099 
1100 		p_hwfn = &ha->cdev.hwfns[(i % ha->cdev.num_hwfns)];
1101 
1102         	fp = &ha->fp_array[i];
1103 
1104 		if (fp->txq[0]->handle != NULL) {
1105 			ret = ecore_set_queue_coalesce(p_hwfn, 0,
1106 					(uint16_t)usecs, fp->txq[0]->handle);
1107 		}
1108         }
1109 
1110 	if (!ret)
1111 		ha->tx_coalesce_usecs = (uint8_t)usecs;
1112 
1113         return (err);
1114 }
1115 
1116 static int
1117 qlnx_set_rx_coalesce(SYSCTL_HANDLER_ARGS)
1118 {
1119         int			err, i, ret = 0, usecs = 0;
1120         qlnx_host_t		*ha;
1121 	struct ecore_hwfn	*p_hwfn;
1122 	struct qlnx_fastpath	*fp;
1123 
1124         err = sysctl_handle_int(oidp, &usecs, 0, req);
1125 
1126         if (err || !req->newptr || !usecs || (usecs > 255))
1127                 return (err);
1128 
1129         ha = (qlnx_host_t *)arg1;
1130 
1131 	for (i = 0; i < ha->num_rss; i++) {
1132 
1133 		p_hwfn = &ha->cdev.hwfns[(i % ha->cdev.num_hwfns)];
1134 
1135         	fp = &ha->fp_array[i];
1136 
1137 		if (fp->rxq->handle != NULL) {
1138 			ret = ecore_set_queue_coalesce(p_hwfn, (uint16_t)usecs,
1139 					 0, fp->rxq->handle);
1140 		}
1141 	}
1142 
1143 	if (!ret)
1144 		ha->rx_coalesce_usecs = (uint8_t)usecs;
1145 
1146         return (err);
1147 }
1148 
1149 static void
1150 qlnx_add_sp_stats_sysctls(qlnx_host_t *ha)
1151 {
1152         struct sysctl_ctx_list	*ctx;
1153         struct sysctl_oid_list	*children;
1154 	struct sysctl_oid	*ctx_oid;
1155 
1156         ctx = device_get_sysctl_ctx(ha->pci_dev);
1157 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
1158 
1159 	ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "spstat",
1160 			CTLFLAG_RD, NULL, "spstat");
1161         children = SYSCTL_CHILDREN(ctx_oid);
1162 
1163 	SYSCTL_ADD_QUAD(ctx, children,
1164                 OID_AUTO, "sp_interrupts",
1165                 CTLFLAG_RD, &ha->sp_interrupts,
1166                 "No. of slowpath interrupts");
1167 
1168 	return;
1169 }
1170 
1171 static void
1172 qlnx_add_fp_stats_sysctls(qlnx_host_t *ha)
1173 {
1174         struct sysctl_ctx_list	*ctx;
1175         struct sysctl_oid_list	*children;
1176         struct sysctl_oid_list	*node_children;
1177 	struct sysctl_oid	*ctx_oid;
1178 	int			i, j;
1179 	uint8_t			name_str[16];
1180 
1181         ctx = device_get_sysctl_ctx(ha->pci_dev);
1182 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
1183 
1184 	ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "fpstat",
1185 			CTLFLAG_RD, NULL, "fpstat");
1186 	children = SYSCTL_CHILDREN(ctx_oid);
1187 
1188 	for (i = 0; i < ha->num_rss; i++) {
1189 
1190 		bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1191 		snprintf(name_str, sizeof(name_str), "%d", i);
1192 
1193 		ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
1194 			CTLFLAG_RD, NULL, name_str);
1195 		node_children = SYSCTL_CHILDREN(ctx_oid);
1196 
1197 		/* Tx Related */
1198 
1199 		SYSCTL_ADD_QUAD(ctx, node_children,
1200 			OID_AUTO, "tx_pkts_processed",
1201 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_processed,
1202 			"No. of packets processed for transmission");
1203 
1204 		SYSCTL_ADD_QUAD(ctx, node_children,
1205 			OID_AUTO, "tx_pkts_freed",
1206 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_freed,
1207 			"No. of freed packets");
1208 
1209 		SYSCTL_ADD_QUAD(ctx, node_children,
1210 			OID_AUTO, "tx_pkts_transmitted",
1211 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_transmitted,
1212 			"No. of transmitted packets");
1213 
1214 		SYSCTL_ADD_QUAD(ctx, node_children,
1215 			OID_AUTO, "tx_pkts_completed",
1216 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_completed,
1217 			"No. of transmit completions");
1218 
1219 		SYSCTL_ADD_QUAD(ctx, node_children,
1220 			OID_AUTO, "tx_lso_wnd_min_len",
1221 			CTLFLAG_RD, &ha->fp_array[i].tx_lso_wnd_min_len,
1222 			"tx_lso_wnd_min_len");
1223 
1224 		SYSCTL_ADD_QUAD(ctx, node_children,
1225 			OID_AUTO, "tx_defrag",
1226 			CTLFLAG_RD, &ha->fp_array[i].tx_defrag,
1227 			"tx_defrag");
1228 
1229 		SYSCTL_ADD_QUAD(ctx, node_children,
1230 			OID_AUTO, "tx_nsegs_gt_elem_left",
1231 			CTLFLAG_RD, &ha->fp_array[i].tx_nsegs_gt_elem_left,
1232 			"tx_nsegs_gt_elem_left");
1233 
1234 		SYSCTL_ADD_UINT(ctx, node_children,
1235 			OID_AUTO, "tx_tso_max_nsegs",
1236 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_max_nsegs,
1237 			ha->fp_array[i].tx_tso_max_nsegs, "tx_tso_max_nsegs");
1238 
1239 		SYSCTL_ADD_UINT(ctx, node_children,
1240 			OID_AUTO, "tx_tso_min_nsegs",
1241 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_min_nsegs,
1242 			ha->fp_array[i].tx_tso_min_nsegs, "tx_tso_min_nsegs");
1243 
1244 		SYSCTL_ADD_UINT(ctx, node_children,
1245 			OID_AUTO, "tx_tso_max_pkt_len",
1246 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_max_pkt_len,
1247 			ha->fp_array[i].tx_tso_max_pkt_len,
1248 			"tx_tso_max_pkt_len");
1249 
1250 		SYSCTL_ADD_UINT(ctx, node_children,
1251 			OID_AUTO, "tx_tso_min_pkt_len",
1252 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_min_pkt_len,
1253 			ha->fp_array[i].tx_tso_min_pkt_len,
1254 			"tx_tso_min_pkt_len");
1255 
1256 		for (j = 0; j < QLNX_FP_MAX_SEGS; j++) {
1257 
1258 			bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1259 			snprintf(name_str, sizeof(name_str),
1260 				"tx_pkts_nseg_%02d", (j+1));
1261 
1262 			SYSCTL_ADD_QUAD(ctx, node_children,
1263 				OID_AUTO, name_str, CTLFLAG_RD,
1264 				&ha->fp_array[i].tx_pkts[j], name_str);
1265 		}
1266 
1267 		SYSCTL_ADD_QUAD(ctx, node_children,
1268 			OID_AUTO, "err_tx_nsegs_gt_elem_left",
1269 			CTLFLAG_RD, &ha->fp_array[i].err_tx_nsegs_gt_elem_left,
1270 			"err_tx_nsegs_gt_elem_left");
1271 
1272 		SYSCTL_ADD_QUAD(ctx, node_children,
1273 			OID_AUTO, "err_tx_dmamap_create",
1274 			CTLFLAG_RD, &ha->fp_array[i].err_tx_dmamap_create,
1275 			"err_tx_dmamap_create");
1276 
1277 		SYSCTL_ADD_QUAD(ctx, node_children,
1278 			OID_AUTO, "err_tx_defrag_dmamap_load",
1279 			CTLFLAG_RD, &ha->fp_array[i].err_tx_defrag_dmamap_load,
1280 			"err_tx_defrag_dmamap_load");
1281 
1282 		SYSCTL_ADD_QUAD(ctx, node_children,
1283 			OID_AUTO, "err_tx_non_tso_max_seg",
1284 			CTLFLAG_RD, &ha->fp_array[i].err_tx_non_tso_max_seg,
1285 			"err_tx_non_tso_max_seg");
1286 
1287 		SYSCTL_ADD_QUAD(ctx, node_children,
1288 			OID_AUTO, "err_tx_dmamap_load",
1289 			CTLFLAG_RD, &ha->fp_array[i].err_tx_dmamap_load,
1290 			"err_tx_dmamap_load");
1291 
1292 		SYSCTL_ADD_QUAD(ctx, node_children,
1293 			OID_AUTO, "err_tx_defrag",
1294 			CTLFLAG_RD, &ha->fp_array[i].err_tx_defrag,
1295 			"err_tx_defrag");
1296 
1297 		SYSCTL_ADD_QUAD(ctx, node_children,
1298 			OID_AUTO, "err_tx_free_pkt_null",
1299 			CTLFLAG_RD, &ha->fp_array[i].err_tx_free_pkt_null,
1300 			"err_tx_free_pkt_null");
1301 
1302 		SYSCTL_ADD_QUAD(ctx, node_children,
1303 			OID_AUTO, "err_tx_cons_idx_conflict",
1304 			CTLFLAG_RD, &ha->fp_array[i].err_tx_cons_idx_conflict,
1305 			"err_tx_cons_idx_conflict");
1306 
1307 		SYSCTL_ADD_QUAD(ctx, node_children,
1308 			OID_AUTO, "lro_cnt_64",
1309 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_64,
1310 			"lro_cnt_64");
1311 
1312 		SYSCTL_ADD_QUAD(ctx, node_children,
1313 			OID_AUTO, "lro_cnt_128",
1314 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_128,
1315 			"lro_cnt_128");
1316 
1317 		SYSCTL_ADD_QUAD(ctx, node_children,
1318 			OID_AUTO, "lro_cnt_256",
1319 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_256,
1320 			"lro_cnt_256");
1321 
1322 		SYSCTL_ADD_QUAD(ctx, node_children,
1323 			OID_AUTO, "lro_cnt_512",
1324 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_512,
1325 			"lro_cnt_512");
1326 
1327 		SYSCTL_ADD_QUAD(ctx, node_children,
1328 			OID_AUTO, "lro_cnt_1024",
1329 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_1024,
1330 			"lro_cnt_1024");
1331 
1332 		/* Rx Related */
1333 
1334 		SYSCTL_ADD_QUAD(ctx, node_children,
1335 			OID_AUTO, "rx_pkts",
1336 			CTLFLAG_RD, &ha->fp_array[i].rx_pkts,
1337 			"No. of received packets");
1338 
1339 		SYSCTL_ADD_QUAD(ctx, node_children,
1340 			OID_AUTO, "tpa_start",
1341 			CTLFLAG_RD, &ha->fp_array[i].tpa_start,
1342 			"No. of tpa_start packets");
1343 
1344 		SYSCTL_ADD_QUAD(ctx, node_children,
1345 			OID_AUTO, "tpa_cont",
1346 			CTLFLAG_RD, &ha->fp_array[i].tpa_cont,
1347 			"No. of tpa_cont packets");
1348 
1349 		SYSCTL_ADD_QUAD(ctx, node_children,
1350 			OID_AUTO, "tpa_end",
1351 			CTLFLAG_RD, &ha->fp_array[i].tpa_end,
1352 			"No. of tpa_end packets");
1353 
1354 		SYSCTL_ADD_QUAD(ctx, node_children,
1355 			OID_AUTO, "err_m_getcl",
1356 			CTLFLAG_RD, &ha->fp_array[i].err_m_getcl,
1357 			"err_m_getcl");
1358 
1359 		SYSCTL_ADD_QUAD(ctx, node_children,
1360 			OID_AUTO, "err_m_getjcl",
1361 			CTLFLAG_RD, &ha->fp_array[i].err_m_getjcl,
1362 			"err_m_getjcl");
1363 
1364 		SYSCTL_ADD_QUAD(ctx, node_children,
1365 			OID_AUTO, "err_rx_hw_errors",
1366 			CTLFLAG_RD, &ha->fp_array[i].err_rx_hw_errors,
1367 			"err_rx_hw_errors");
1368 
1369 		SYSCTL_ADD_QUAD(ctx, node_children,
1370 			OID_AUTO, "err_rx_alloc_errors",
1371 			CTLFLAG_RD, &ha->fp_array[i].err_rx_alloc_errors,
1372 			"err_rx_alloc_errors");
1373 	}
1374 
1375 	return;
1376 }
1377 
1378 static void
1379 qlnx_add_hw_stats_sysctls(qlnx_host_t *ha)
1380 {
1381         struct sysctl_ctx_list	*ctx;
1382         struct sysctl_oid_list	*children;
1383 	struct sysctl_oid	*ctx_oid;
1384 
1385         ctx = device_get_sysctl_ctx(ha->pci_dev);
1386 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
1387 
1388 	ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "hwstat",
1389 			CTLFLAG_RD, NULL, "hwstat");
1390         children = SYSCTL_CHILDREN(ctx_oid);
1391 
1392 	SYSCTL_ADD_QUAD(ctx, children,
1393                 OID_AUTO, "no_buff_discards",
1394                 CTLFLAG_RD, &ha->hw_stats.common.no_buff_discards,
1395                 "No. of packets discarded due to lack of buffer");
1396 
1397 	SYSCTL_ADD_QUAD(ctx, children,
1398                 OID_AUTO, "packet_too_big_discard",
1399                 CTLFLAG_RD, &ha->hw_stats.common.packet_too_big_discard,
1400                 "No. of packets discarded because packet was too big");
1401 
1402 	SYSCTL_ADD_QUAD(ctx, children,
1403                 OID_AUTO, "ttl0_discard",
1404                 CTLFLAG_RD, &ha->hw_stats.common.ttl0_discard,
1405                 "ttl0_discard");
1406 
1407 	SYSCTL_ADD_QUAD(ctx, children,
1408                 OID_AUTO, "rx_ucast_bytes",
1409                 CTLFLAG_RD, &ha->hw_stats.common.rx_ucast_bytes,
1410                 "rx_ucast_bytes");
1411 
1412 	SYSCTL_ADD_QUAD(ctx, children,
1413                 OID_AUTO, "rx_mcast_bytes",
1414                 CTLFLAG_RD, &ha->hw_stats.common.rx_mcast_bytes,
1415                 "rx_mcast_bytes");
1416 
1417 	SYSCTL_ADD_QUAD(ctx, children,
1418                 OID_AUTO, "rx_bcast_bytes",
1419                 CTLFLAG_RD, &ha->hw_stats.common.rx_bcast_bytes,
1420                 "rx_bcast_bytes");
1421 
1422 	SYSCTL_ADD_QUAD(ctx, children,
1423                 OID_AUTO, "rx_ucast_pkts",
1424                 CTLFLAG_RD, &ha->hw_stats.common.rx_ucast_pkts,
1425                 "rx_ucast_pkts");
1426 
1427 	SYSCTL_ADD_QUAD(ctx, children,
1428                 OID_AUTO, "rx_mcast_pkts",
1429                 CTLFLAG_RD, &ha->hw_stats.common.rx_mcast_pkts,
1430                 "rx_mcast_pkts");
1431 
1432 	SYSCTL_ADD_QUAD(ctx, children,
1433                 OID_AUTO, "rx_bcast_pkts",
1434                 CTLFLAG_RD, &ha->hw_stats.common.rx_bcast_pkts,
1435                 "rx_bcast_pkts");
1436 
1437 	SYSCTL_ADD_QUAD(ctx, children,
1438                 OID_AUTO, "mftag_filter_discards",
1439                 CTLFLAG_RD, &ha->hw_stats.common.mftag_filter_discards,
1440                 "mftag_filter_discards");
1441 
1442 	SYSCTL_ADD_QUAD(ctx, children,
1443                 OID_AUTO, "mac_filter_discards",
1444                 CTLFLAG_RD, &ha->hw_stats.common.mac_filter_discards,
1445                 "mac_filter_discards");
1446 
1447 	SYSCTL_ADD_QUAD(ctx, children,
1448                 OID_AUTO, "tx_ucast_bytes",
1449                 CTLFLAG_RD, &ha->hw_stats.common.tx_ucast_bytes,
1450                 "tx_ucast_bytes");
1451 
1452 	SYSCTL_ADD_QUAD(ctx, children,
1453                 OID_AUTO, "tx_mcast_bytes",
1454                 CTLFLAG_RD, &ha->hw_stats.common.tx_mcast_bytes,
1455                 "tx_mcast_bytes");
1456 
1457 	SYSCTL_ADD_QUAD(ctx, children,
1458                 OID_AUTO, "tx_bcast_bytes",
1459                 CTLFLAG_RD, &ha->hw_stats.common.tx_bcast_bytes,
1460                 "tx_bcast_bytes");
1461 
1462 	SYSCTL_ADD_QUAD(ctx, children,
1463                 OID_AUTO, "tx_ucast_pkts",
1464                 CTLFLAG_RD, &ha->hw_stats.common.tx_ucast_pkts,
1465                 "tx_ucast_pkts");
1466 
1467 	SYSCTL_ADD_QUAD(ctx, children,
1468                 OID_AUTO, "tx_mcast_pkts",
1469                 CTLFLAG_RD, &ha->hw_stats.common.tx_mcast_pkts,
1470                 "tx_mcast_pkts");
1471 
1472 	SYSCTL_ADD_QUAD(ctx, children,
1473                 OID_AUTO, "tx_bcast_pkts",
1474                 CTLFLAG_RD, &ha->hw_stats.common.tx_bcast_pkts,
1475                 "tx_bcast_pkts");
1476 
1477 	SYSCTL_ADD_QUAD(ctx, children,
1478                 OID_AUTO, "tx_err_drop_pkts",
1479                 CTLFLAG_RD, &ha->hw_stats.common.tx_err_drop_pkts,
1480                 "tx_err_drop_pkts");
1481 
1482 	SYSCTL_ADD_QUAD(ctx, children,
1483                 OID_AUTO, "tpa_coalesced_pkts",
1484                 CTLFLAG_RD, &ha->hw_stats.common.tpa_coalesced_pkts,
1485                 "tpa_coalesced_pkts");
1486 
1487 	SYSCTL_ADD_QUAD(ctx, children,
1488                 OID_AUTO, "tpa_coalesced_events",
1489                 CTLFLAG_RD, &ha->hw_stats.common.tpa_coalesced_events,
1490                 "tpa_coalesced_events");
1491 
1492 	SYSCTL_ADD_QUAD(ctx, children,
1493                 OID_AUTO, "tpa_aborts_num",
1494                 CTLFLAG_RD, &ha->hw_stats.common.tpa_aborts_num,
1495                 "tpa_aborts_num");
1496 
1497 	SYSCTL_ADD_QUAD(ctx, children,
1498                 OID_AUTO, "tpa_not_coalesced_pkts",
1499                 CTLFLAG_RD, &ha->hw_stats.common.tpa_not_coalesced_pkts,
1500                 "tpa_not_coalesced_pkts");
1501 
1502 	SYSCTL_ADD_QUAD(ctx, children,
1503                 OID_AUTO, "tpa_coalesced_bytes",
1504                 CTLFLAG_RD, &ha->hw_stats.common.tpa_coalesced_bytes,
1505                 "tpa_coalesced_bytes");
1506 
1507 	SYSCTL_ADD_QUAD(ctx, children,
1508                 OID_AUTO, "rx_64_byte_packets",
1509                 CTLFLAG_RD, &ha->hw_stats.common.rx_64_byte_packets,
1510                 "rx_64_byte_packets");
1511 
1512 	SYSCTL_ADD_QUAD(ctx, children,
1513                 OID_AUTO, "rx_65_to_127_byte_packets",
1514                 CTLFLAG_RD, &ha->hw_stats.common.rx_65_to_127_byte_packets,
1515                 "rx_65_to_127_byte_packets");
1516 
1517 	SYSCTL_ADD_QUAD(ctx, children,
1518                 OID_AUTO, "rx_128_to_255_byte_packets",
1519                 CTLFLAG_RD, &ha->hw_stats.common.rx_128_to_255_byte_packets,
1520                 "rx_128_to_255_byte_packets");
1521 
1522 	SYSCTL_ADD_QUAD(ctx, children,
1523                 OID_AUTO, "rx_256_to_511_byte_packets",
1524                 CTLFLAG_RD, &ha->hw_stats.common.rx_256_to_511_byte_packets,
1525                 "rx_256_to_511_byte_packets");
1526 
1527 	SYSCTL_ADD_QUAD(ctx, children,
1528                 OID_AUTO, "rx_512_to_1023_byte_packets",
1529                 CTLFLAG_RD, &ha->hw_stats.common.rx_512_to_1023_byte_packets,
1530                 "rx_512_to_1023_byte_packets");
1531 
1532 	SYSCTL_ADD_QUAD(ctx, children,
1533                 OID_AUTO, "rx_1024_to_1518_byte_packets",
1534                 CTLFLAG_RD, &ha->hw_stats.common.rx_1024_to_1518_byte_packets,
1535                 "rx_1024_to_1518_byte_packets");
1536 
1537 	SYSCTL_ADD_QUAD(ctx, children,
1538                 OID_AUTO, "rx_1519_to_1522_byte_packets",
1539                 CTLFLAG_RD, &ha->hw_stats.bb.rx_1519_to_1522_byte_packets,
1540                 "rx_1519_to_1522_byte_packets");
1541 
1542 	SYSCTL_ADD_QUAD(ctx, children,
1543                 OID_AUTO, "rx_1523_to_2047_byte_packets",
1544                 CTLFLAG_RD, &ha->hw_stats.bb.rx_1519_to_2047_byte_packets,
1545                 "rx_1523_to_2047_byte_packets");
1546 
1547 	SYSCTL_ADD_QUAD(ctx, children,
1548                 OID_AUTO, "rx_2048_to_4095_byte_packets",
1549                 CTLFLAG_RD, &ha->hw_stats.bb.rx_2048_to_4095_byte_packets,
1550                 "rx_2048_to_4095_byte_packets");
1551 
1552 	SYSCTL_ADD_QUAD(ctx, children,
1553                 OID_AUTO, "rx_4096_to_9216_byte_packets",
1554                 CTLFLAG_RD, &ha->hw_stats.bb.rx_4096_to_9216_byte_packets,
1555                 "rx_4096_to_9216_byte_packets");
1556 
1557 	SYSCTL_ADD_QUAD(ctx, children,
1558                 OID_AUTO, "rx_9217_to_16383_byte_packets",
1559                 CTLFLAG_RD, &ha->hw_stats.bb.rx_9217_to_16383_byte_packets,
1560                 "rx_9217_to_16383_byte_packets");
1561 
1562 	SYSCTL_ADD_QUAD(ctx, children,
1563                 OID_AUTO, "rx_crc_errors",
1564                 CTLFLAG_RD, &ha->hw_stats.common.rx_crc_errors,
1565                 "rx_crc_errors");
1566 
1567 	SYSCTL_ADD_QUAD(ctx, children,
1568                 OID_AUTO, "rx_mac_crtl_frames",
1569                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_crtl_frames,
1570                 "rx_mac_crtl_frames");
1571 
1572 	SYSCTL_ADD_QUAD(ctx, children,
1573                 OID_AUTO, "rx_pause_frames",
1574                 CTLFLAG_RD, &ha->hw_stats.common.rx_pause_frames,
1575                 "rx_pause_frames");
1576 
1577 	SYSCTL_ADD_QUAD(ctx, children,
1578                 OID_AUTO, "rx_pfc_frames",
1579                 CTLFLAG_RD, &ha->hw_stats.common.rx_pfc_frames,
1580                 "rx_pfc_frames");
1581 
1582 	SYSCTL_ADD_QUAD(ctx, children,
1583                 OID_AUTO, "rx_align_errors",
1584                 CTLFLAG_RD, &ha->hw_stats.common.rx_align_errors,
1585                 "rx_align_errors");
1586 
1587 	SYSCTL_ADD_QUAD(ctx, children,
1588                 OID_AUTO, "rx_carrier_errors",
1589                 CTLFLAG_RD, &ha->hw_stats.common.rx_carrier_errors,
1590                 "rx_carrier_errors");
1591 
1592 	SYSCTL_ADD_QUAD(ctx, children,
1593                 OID_AUTO, "rx_oversize_packets",
1594                 CTLFLAG_RD, &ha->hw_stats.common.rx_oversize_packets,
1595                 "rx_oversize_packets");
1596 
1597 	SYSCTL_ADD_QUAD(ctx, children,
1598                 OID_AUTO, "rx_jabbers",
1599                 CTLFLAG_RD, &ha->hw_stats.common.rx_jabbers,
1600                 "rx_jabbers");
1601 
1602 	SYSCTL_ADD_QUAD(ctx, children,
1603                 OID_AUTO, "rx_undersize_packets",
1604                 CTLFLAG_RD, &ha->hw_stats.common.rx_undersize_packets,
1605                 "rx_undersize_packets");
1606 
1607 	SYSCTL_ADD_QUAD(ctx, children,
1608                 OID_AUTO, "rx_fragments",
1609                 CTLFLAG_RD, &ha->hw_stats.common.rx_fragments,
1610                 "rx_fragments");
1611 
1612 	SYSCTL_ADD_QUAD(ctx, children,
1613                 OID_AUTO, "tx_64_byte_packets",
1614                 CTLFLAG_RD, &ha->hw_stats.common.tx_64_byte_packets,
1615                 "tx_64_byte_packets");
1616 
1617 	SYSCTL_ADD_QUAD(ctx, children,
1618                 OID_AUTO, "tx_65_to_127_byte_packets",
1619                 CTLFLAG_RD, &ha->hw_stats.common.tx_65_to_127_byte_packets,
1620                 "tx_65_to_127_byte_packets");
1621 
1622 	SYSCTL_ADD_QUAD(ctx, children,
1623                 OID_AUTO, "tx_128_to_255_byte_packets",
1624                 CTLFLAG_RD, &ha->hw_stats.common.tx_128_to_255_byte_packets,
1625                 "tx_128_to_255_byte_packets");
1626 
1627 	SYSCTL_ADD_QUAD(ctx, children,
1628                 OID_AUTO, "tx_256_to_511_byte_packets",
1629                 CTLFLAG_RD, &ha->hw_stats.common.tx_256_to_511_byte_packets,
1630                 "tx_256_to_511_byte_packets");
1631 
1632 	SYSCTL_ADD_QUAD(ctx, children,
1633                 OID_AUTO, "tx_512_to_1023_byte_packets",
1634                 CTLFLAG_RD, &ha->hw_stats.common.tx_512_to_1023_byte_packets,
1635                 "tx_512_to_1023_byte_packets");
1636 
1637 	SYSCTL_ADD_QUAD(ctx, children,
1638                 OID_AUTO, "tx_1024_to_1518_byte_packets",
1639                 CTLFLAG_RD, &ha->hw_stats.common.tx_1024_to_1518_byte_packets,
1640                 "tx_1024_to_1518_byte_packets");
1641 
1642 	SYSCTL_ADD_QUAD(ctx, children,
1643                 OID_AUTO, "tx_1519_to_2047_byte_packets",
1644                 CTLFLAG_RD, &ha->hw_stats.bb.tx_1519_to_2047_byte_packets,
1645                 "tx_1519_to_2047_byte_packets");
1646 
1647 	SYSCTL_ADD_QUAD(ctx, children,
1648                 OID_AUTO, "tx_2048_to_4095_byte_packets",
1649                 CTLFLAG_RD, &ha->hw_stats.bb.tx_2048_to_4095_byte_packets,
1650                 "tx_2048_to_4095_byte_packets");
1651 
1652 	SYSCTL_ADD_QUAD(ctx, children,
1653                 OID_AUTO, "tx_4096_to_9216_byte_packets",
1654                 CTLFLAG_RD, &ha->hw_stats.bb.tx_4096_to_9216_byte_packets,
1655                 "tx_4096_to_9216_byte_packets");
1656 
1657 	SYSCTL_ADD_QUAD(ctx, children,
1658                 OID_AUTO, "tx_9217_to_16383_byte_packets",
1659                 CTLFLAG_RD, &ha->hw_stats.bb.tx_9217_to_16383_byte_packets,
1660                 "tx_9217_to_16383_byte_packets");
1661 
1662 	SYSCTL_ADD_QUAD(ctx, children,
1663                 OID_AUTO, "tx_pause_frames",
1664                 CTLFLAG_RD, &ha->hw_stats.common.tx_pause_frames,
1665                 "tx_pause_frames");
1666 
1667 	SYSCTL_ADD_QUAD(ctx, children,
1668                 OID_AUTO, "tx_pfc_frames",
1669                 CTLFLAG_RD, &ha->hw_stats.common.tx_pfc_frames,
1670                 "tx_pfc_frames");
1671 
1672 	SYSCTL_ADD_QUAD(ctx, children,
1673                 OID_AUTO, "tx_lpi_entry_count",
1674                 CTLFLAG_RD, &ha->hw_stats.bb.tx_lpi_entry_count,
1675                 "tx_lpi_entry_count");
1676 
1677 	SYSCTL_ADD_QUAD(ctx, children,
1678                 OID_AUTO, "tx_total_collisions",
1679                 CTLFLAG_RD, &ha->hw_stats.bb.tx_total_collisions,
1680                 "tx_total_collisions");
1681 
1682 	SYSCTL_ADD_QUAD(ctx, children,
1683                 OID_AUTO, "brb_truncates",
1684                 CTLFLAG_RD, &ha->hw_stats.common.brb_truncates,
1685                 "brb_truncates");
1686 
1687 	SYSCTL_ADD_QUAD(ctx, children,
1688                 OID_AUTO, "brb_discards",
1689                 CTLFLAG_RD, &ha->hw_stats.common.brb_discards,
1690                 "brb_discards");
1691 
1692 	SYSCTL_ADD_QUAD(ctx, children,
1693                 OID_AUTO, "rx_mac_bytes",
1694                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_bytes,
1695                 "rx_mac_bytes");
1696 
1697 	SYSCTL_ADD_QUAD(ctx, children,
1698                 OID_AUTO, "rx_mac_uc_packets",
1699                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_uc_packets,
1700                 "rx_mac_uc_packets");
1701 
1702 	SYSCTL_ADD_QUAD(ctx, children,
1703                 OID_AUTO, "rx_mac_mc_packets",
1704                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_mc_packets,
1705                 "rx_mac_mc_packets");
1706 
1707 	SYSCTL_ADD_QUAD(ctx, children,
1708                 OID_AUTO, "rx_mac_bc_packets",
1709                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_bc_packets,
1710                 "rx_mac_bc_packets");
1711 
1712 	SYSCTL_ADD_QUAD(ctx, children,
1713                 OID_AUTO, "rx_mac_frames_ok",
1714                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_frames_ok,
1715                 "rx_mac_frames_ok");
1716 
1717 	SYSCTL_ADD_QUAD(ctx, children,
1718                 OID_AUTO, "tx_mac_bytes",
1719                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_bytes,
1720                 "tx_mac_bytes");
1721 
1722 	SYSCTL_ADD_QUAD(ctx, children,
1723                 OID_AUTO, "tx_mac_uc_packets",
1724                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_uc_packets,
1725                 "tx_mac_uc_packets");
1726 
1727 	SYSCTL_ADD_QUAD(ctx, children,
1728                 OID_AUTO, "tx_mac_mc_packets",
1729                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_mc_packets,
1730                 "tx_mac_mc_packets");
1731 
1732 	SYSCTL_ADD_QUAD(ctx, children,
1733                 OID_AUTO, "tx_mac_bc_packets",
1734                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_bc_packets,
1735                 "tx_mac_bc_packets");
1736 
1737 	SYSCTL_ADD_QUAD(ctx, children,
1738                 OID_AUTO, "tx_mac_ctrl_frames",
1739                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_ctrl_frames,
1740                 "tx_mac_ctrl_frames");
1741 	return;
1742 }
1743 
1744 static void
1745 qlnx_add_sysctls(qlnx_host_t *ha)
1746 {
1747         device_t		dev = ha->pci_dev;
1748 	struct sysctl_ctx_list	*ctx;
1749 	struct sysctl_oid_list	*children;
1750 
1751 	ctx = device_get_sysctl_ctx(dev);
1752 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(dev));
1753 
1754 	qlnx_add_fp_stats_sysctls(ha);
1755 	qlnx_add_sp_stats_sysctls(ha);
1756 	qlnx_add_hw_stats_sysctls(ha);
1757 
1758 	SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "Driver_Version",
1759 		CTLFLAG_RD, qlnx_ver_str, 0,
1760 		"Driver Version");
1761 
1762 	SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "STORMFW_Version",
1763 		CTLFLAG_RD, ha->stormfw_ver, 0,
1764 		"STORM Firmware Version");
1765 
1766 	SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "MFW_Version",
1767 		CTLFLAG_RD, ha->mfw_ver, 0,
1768 		"Management Firmware Version");
1769 
1770         SYSCTL_ADD_UINT(ctx, children,
1771                 OID_AUTO, "personality", CTLFLAG_RD,
1772                 &ha->personality, ha->personality,
1773 		"\tpersonality = 0 => Ethernet Only\n"
1774 		"\tpersonality = 3 => Ethernet and RoCE\n"
1775 		"\tpersonality = 4 => Ethernet and iWARP\n"
1776 		"\tpersonality = 6 => Default in Shared Memory\n");
1777 
1778         ha->dbg_level = 0;
1779         SYSCTL_ADD_UINT(ctx, children,
1780                 OID_AUTO, "debug", CTLFLAG_RW,
1781                 &ha->dbg_level, ha->dbg_level, "Debug Level");
1782 
1783         ha->dp_level = 0x01;
1784         SYSCTL_ADD_UINT(ctx, children,
1785                 OID_AUTO, "dp_level", CTLFLAG_RW,
1786                 &ha->dp_level, ha->dp_level, "DP Level");
1787 
1788         ha->dbg_trace_lro_cnt = 0;
1789         SYSCTL_ADD_UINT(ctx, children,
1790                 OID_AUTO, "dbg_trace_lro_cnt", CTLFLAG_RW,
1791                 &ha->dbg_trace_lro_cnt, ha->dbg_trace_lro_cnt,
1792 		"Trace LRO Counts");
1793 
1794         ha->dbg_trace_tso_pkt_len = 0;
1795         SYSCTL_ADD_UINT(ctx, children,
1796                 OID_AUTO, "dbg_trace_tso_pkt_len", CTLFLAG_RW,
1797                 &ha->dbg_trace_tso_pkt_len, ha->dbg_trace_tso_pkt_len,
1798 		"Trace TSO packet lengths");
1799 
1800         ha->dp_module = 0;
1801         SYSCTL_ADD_UINT(ctx, children,
1802                 OID_AUTO, "dp_module", CTLFLAG_RW,
1803                 &ha->dp_module, ha->dp_module, "DP Module");
1804 
1805         ha->err_inject = 0;
1806 
1807         SYSCTL_ADD_UINT(ctx, children,
1808                 OID_AUTO, "err_inject", CTLFLAG_RW,
1809                 &ha->err_inject, ha->err_inject, "Error Inject");
1810 
1811         ha->storm_stats_enable = 0;
1812 
1813         SYSCTL_ADD_UINT(ctx, children,
1814                 OID_AUTO, "storm_stats_enable", CTLFLAG_RW,
1815                 &ha->storm_stats_enable, ha->storm_stats_enable,
1816 		"Enable Storm Statistics Gathering");
1817 
1818         ha->storm_stats_index = 0;
1819 
1820         SYSCTL_ADD_UINT(ctx, children,
1821                 OID_AUTO, "storm_stats_index", CTLFLAG_RD,
1822                 &ha->storm_stats_index, ha->storm_stats_index,
1823 		"Enable Storm Statistics Gathering Current Index");
1824 
1825         ha->grcdump_taken = 0;
1826         SYSCTL_ADD_UINT(ctx, children,
1827                 OID_AUTO, "grcdump_taken", CTLFLAG_RD,
1828                 &ha->grcdump_taken, ha->grcdump_taken, "grcdump_taken");
1829 
1830         ha->idle_chk_taken = 0;
1831         SYSCTL_ADD_UINT(ctx, children,
1832                 OID_AUTO, "idle_chk_taken", CTLFLAG_RD,
1833                 &ha->idle_chk_taken, ha->idle_chk_taken, "idle_chk_taken");
1834 
1835         SYSCTL_ADD_UINT(ctx, children,
1836                 OID_AUTO, "rx_coalesce_usecs", CTLFLAG_RD,
1837                 &ha->rx_coalesce_usecs, ha->rx_coalesce_usecs,
1838 		"rx_coalesce_usecs");
1839 
1840         SYSCTL_ADD_UINT(ctx, children,
1841                 OID_AUTO, "tx_coalesce_usecs", CTLFLAG_RD,
1842                 &ha->tx_coalesce_usecs, ha->tx_coalesce_usecs,
1843 		"tx_coalesce_usecs");
1844 
1845 	ha->rx_pkt_threshold = 128;
1846         SYSCTL_ADD_UINT(ctx, children,
1847                 OID_AUTO, "rx_pkt_threshold", CTLFLAG_RW,
1848                 &ha->rx_pkt_threshold, ha->rx_pkt_threshold,
1849 		"No. of Rx Pkts to process at a time");
1850 
1851 	ha->rx_jumbo_buf_eq_mtu = 0;
1852         SYSCTL_ADD_UINT(ctx, children,
1853                 OID_AUTO, "rx_jumbo_buf_eq_mtu", CTLFLAG_RW,
1854                 &ha->rx_jumbo_buf_eq_mtu, ha->rx_jumbo_buf_eq_mtu,
1855 		"== 0 => Rx Jumbo buffers are capped to 4Kbytes\n"
1856 		"otherwise Rx Jumbo buffers are set to >= MTU size\n");
1857 
1858 	SYSCTL_ADD_PROC(ctx, children,
1859 		OID_AUTO, "trigger_dump", CTLTYPE_INT | CTLFLAG_RW,
1860 		(void *)ha, 0,
1861 		qlnx_trigger_dump_sysctl, "I", "trigger_dump");
1862 
1863 	SYSCTL_ADD_PROC(ctx, children,
1864 		OID_AUTO, "set_rx_coalesce_usecs", CTLTYPE_INT | CTLFLAG_RW,
1865 		(void *)ha, 0,
1866 		qlnx_set_rx_coalesce, "I",
1867 		"rx interrupt coalesce period microseconds");
1868 
1869 	SYSCTL_ADD_PROC(ctx, children,
1870 		OID_AUTO, "set_tx_coalesce_usecs", CTLTYPE_INT | CTLFLAG_RW,
1871 		(void *)ha, 0,
1872 		qlnx_set_tx_coalesce, "I",
1873 		"tx interrupt coalesce period microseconds");
1874 
1875 	SYSCTL_ADD_QUAD(ctx, children,
1876                 OID_AUTO, "err_illegal_intr", CTLFLAG_RD,
1877 		&ha->err_illegal_intr, "err_illegal_intr");
1878 
1879 	SYSCTL_ADD_QUAD(ctx, children,
1880                 OID_AUTO, "err_fp_null", CTLFLAG_RD,
1881 		&ha->err_fp_null, "err_fp_null");
1882 
1883 	SYSCTL_ADD_QUAD(ctx, children,
1884                 OID_AUTO, "err_get_proto_invalid_type", CTLFLAG_RD,
1885 		&ha->err_get_proto_invalid_type, "err_get_proto_invalid_type");
1886 	return;
1887 }
1888 
1889 
1890 
1891 /*****************************************************************************
1892  * Operating System Network Interface Functions
1893  *****************************************************************************/
1894 
1895 static void
1896 qlnx_init_ifnet(device_t dev, qlnx_host_t *ha)
1897 {
1898 	uint16_t	device_id;
1899         struct ifnet	*ifp;
1900 
1901         ifp = ha->ifp = if_alloc(IFT_ETHER);
1902 
1903         if (ifp == NULL)
1904                 panic("%s: cannot if_alloc()\n", device_get_nameunit(dev));
1905 
1906         if_initname(ifp, device_get_name(dev), device_get_unit(dev));
1907 
1908 	device_id = pci_get_device(ha->pci_dev);
1909 
1910 #if __FreeBSD_version >= 1000000
1911 
1912         if (device_id == QLOGIC_PCI_DEVICE_ID_1634)
1913 		ifp->if_baudrate = IF_Gbps(40);
1914         else if (device_id == QLOGIC_PCI_DEVICE_ID_1656)
1915 		ifp->if_baudrate = IF_Gbps(25);
1916         else if (device_id == QLOGIC_PCI_DEVICE_ID_1654)
1917 		ifp->if_baudrate = IF_Gbps(50);
1918         else if (device_id == QLOGIC_PCI_DEVICE_ID_1644)
1919 		ifp->if_baudrate = IF_Gbps(100);
1920 
1921         ifp->if_capabilities = IFCAP_LINKSTATE;
1922 #else
1923         ifp->if_mtu = ETHERMTU;
1924 	ifp->if_baudrate = (1 * 1000 * 1000 *1000);
1925 
1926 #endif /* #if __FreeBSD_version >= 1000000 */
1927 
1928         ifp->if_init = qlnx_init;
1929         ifp->if_softc = ha;
1930         ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
1931         ifp->if_ioctl = qlnx_ioctl;
1932         ifp->if_transmit = qlnx_transmit;
1933         ifp->if_qflush = qlnx_qflush;
1934 
1935         IFQ_SET_MAXLEN(&ifp->if_snd, qlnx_get_ifq_snd_maxlen(ha));
1936         ifp->if_snd.ifq_drv_maxlen = qlnx_get_ifq_snd_maxlen(ha);
1937         IFQ_SET_READY(&ifp->if_snd);
1938 
1939 #if __FreeBSD_version >= 1100036
1940 	if_setgetcounterfn(ifp, qlnx_get_counter);
1941 #endif
1942 
1943         ha->max_frame_size = ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
1944 
1945         memcpy(ha->primary_mac, qlnx_get_mac_addr(ha), ETH_ALEN);
1946         ether_ifattach(ifp, ha->primary_mac);
1947 	bcopy(IF_LLADDR(ha->ifp), ha->primary_mac, ETHER_ADDR_LEN);
1948 
1949 	ifp->if_capabilities = IFCAP_HWCSUM;
1950 	ifp->if_capabilities |= IFCAP_JUMBO_MTU;
1951 
1952 	ifp->if_capabilities |= IFCAP_VLAN_MTU;
1953 	ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING;
1954 	ifp->if_capabilities |= IFCAP_VLAN_HWFILTER;
1955 	ifp->if_capabilities |= IFCAP_VLAN_HWCSUM;
1956 	ifp->if_capabilities |= IFCAP_VLAN_HWTSO;
1957 	ifp->if_capabilities |= IFCAP_TSO4;
1958 	ifp->if_capabilities |= IFCAP_TSO6;
1959 	ifp->if_capabilities |= IFCAP_LRO;
1960 
1961         ifp->if_capenable = ifp->if_capabilities;
1962 
1963 	ifp->if_hwassist = CSUM_IP;
1964 	ifp->if_hwassist |= CSUM_TCP | CSUM_UDP;
1965 	ifp->if_hwassist |= CSUM_TCP_IPV6 | CSUM_UDP_IPV6;
1966 	ifp->if_hwassist |= CSUM_TSO;
1967 
1968 	ifp->if_hdrlen = sizeof(struct ether_vlan_header);
1969 
1970         ifmedia_init(&ha->media, IFM_IMASK, qlnx_media_change,\
1971 		qlnx_media_status);
1972 
1973         if (device_id == QLOGIC_PCI_DEVICE_ID_1634) {
1974 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_40G_LR4), 0, NULL);
1975 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_40G_SR4), 0, NULL);
1976 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_40G_CR4), 0, NULL);
1977         } else if (device_id == QLOGIC_PCI_DEVICE_ID_1656) {
1978 		ifmedia_add(&ha->media, (IFM_ETHER | QLNX_IFM_25G_SR), 0, NULL);
1979 		ifmedia_add(&ha->media, (IFM_ETHER | QLNX_IFM_25G_CR), 0, NULL);
1980         } else if (device_id == QLOGIC_PCI_DEVICE_ID_1654) {
1981 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_50G_KR2), 0, NULL);
1982 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_50G_CR2), 0, NULL);
1983         } else if (device_id == QLOGIC_PCI_DEVICE_ID_1644) {
1984 		ifmedia_add(&ha->media,
1985 			(IFM_ETHER | QLNX_IFM_100G_LR4), 0, NULL);
1986 		ifmedia_add(&ha->media,
1987 			(IFM_ETHER | QLNX_IFM_100G_SR4), 0, NULL);
1988 		ifmedia_add(&ha->media,
1989 			(IFM_ETHER | QLNX_IFM_100G_CR4), 0, NULL);
1990 	}
1991 
1992         ifmedia_add(&ha->media, (IFM_ETHER | IFM_FDX), 0, NULL);
1993         ifmedia_add(&ha->media, (IFM_ETHER | IFM_AUTO), 0, NULL);
1994 
1995 
1996         ifmedia_set(&ha->media, (IFM_ETHER | IFM_AUTO));
1997 
1998         QL_DPRINT2(ha, "exit\n");
1999 
2000         return;
2001 }
2002 
2003 static void
2004 qlnx_init_locked(qlnx_host_t *ha)
2005 {
2006 	struct ifnet	*ifp = ha->ifp;
2007 
2008 	QL_DPRINT1(ha, "Driver Initialization start \n");
2009 
2010 	qlnx_stop(ha);
2011 
2012 	if (qlnx_load(ha) == 0) {
2013 		ifp->if_drv_flags |= IFF_DRV_RUNNING;
2014 		ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
2015 	}
2016 
2017 	return;
2018 }
2019 
2020 static void
2021 qlnx_init(void *arg)
2022 {
2023 	qlnx_host_t	*ha;
2024 
2025 	ha = (qlnx_host_t *)arg;
2026 
2027 	QL_DPRINT2(ha, "enter\n");
2028 
2029 	QLNX_LOCK(ha);
2030 	qlnx_init_locked(ha);
2031 	QLNX_UNLOCK(ha);
2032 
2033 	QL_DPRINT2(ha, "exit\n");
2034 
2035 	return;
2036 }
2037 
2038 static int
2039 qlnx_config_mcast_mac_addr(qlnx_host_t *ha, uint8_t *mac_addr, uint32_t add_mac)
2040 {
2041 	struct ecore_filter_mcast	*mcast;
2042 	struct ecore_dev		*cdev;
2043 	int				rc;
2044 
2045 	cdev = &ha->cdev;
2046 
2047 	mcast = &ha->ecore_mcast;
2048 	bzero(mcast, sizeof(struct ecore_filter_mcast));
2049 
2050 	if (add_mac)
2051 		mcast->opcode = ECORE_FILTER_ADD;
2052 	else
2053 		mcast->opcode = ECORE_FILTER_REMOVE;
2054 
2055 	mcast->num_mc_addrs = 1;
2056 	memcpy(mcast->mac, mac_addr, ETH_ALEN);
2057 
2058 	rc = ecore_filter_mcast_cmd(cdev, mcast, ECORE_SPQ_MODE_CB, NULL);
2059 
2060 	return (rc);
2061 }
2062 
2063 static int
2064 qlnx_hw_add_mcast(qlnx_host_t *ha, uint8_t *mta)
2065 {
2066         int	i;
2067 
2068         for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
2069 
2070                 if (QL_MAC_CMP(ha->mcast[i].addr, mta) == 0)
2071                         return 0; /* its been already added */
2072         }
2073 
2074         for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
2075 
2076                 if ((ha->mcast[i].addr[0] == 0) &&
2077                         (ha->mcast[i].addr[1] == 0) &&
2078                         (ha->mcast[i].addr[2] == 0) &&
2079                         (ha->mcast[i].addr[3] == 0) &&
2080                         (ha->mcast[i].addr[4] == 0) &&
2081                         (ha->mcast[i].addr[5] == 0)) {
2082 
2083                         if (qlnx_config_mcast_mac_addr(ha, mta, 1))
2084                                 return (-1);
2085 
2086                         bcopy(mta, ha->mcast[i].addr, ETH_ALEN);
2087                         ha->nmcast++;
2088 
2089                         return 0;
2090                 }
2091         }
2092         return 0;
2093 }
2094 
2095 static int
2096 qlnx_hw_del_mcast(qlnx_host_t *ha, uint8_t *mta)
2097 {
2098         int	i;
2099 
2100         for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
2101                 if (QL_MAC_CMP(ha->mcast[i].addr, mta) == 0) {
2102 
2103                         if (qlnx_config_mcast_mac_addr(ha, mta, 0))
2104                                 return (-1);
2105 
2106                         ha->mcast[i].addr[0] = 0;
2107                         ha->mcast[i].addr[1] = 0;
2108                         ha->mcast[i].addr[2] = 0;
2109                         ha->mcast[i].addr[3] = 0;
2110                         ha->mcast[i].addr[4] = 0;
2111                         ha->mcast[i].addr[5] = 0;
2112 
2113                         ha->nmcast--;
2114 
2115                         return 0;
2116                 }
2117         }
2118         return 0;
2119 }
2120 
2121 /*
2122  * Name: qls_hw_set_multi
2123  * Function: Sets the Multicast Addresses provided the host O.S into the
2124  *      hardware (for the given interface)
2125  */
2126 static void
2127 qlnx_hw_set_multi(qlnx_host_t *ha, uint8_t *mta, uint32_t mcnt,
2128 	uint32_t add_mac)
2129 {
2130         int	i;
2131 
2132         for (i = 0; i < mcnt; i++) {
2133                 if (add_mac) {
2134                         if (qlnx_hw_add_mcast(ha, mta))
2135                                 break;
2136                 } else {
2137                         if (qlnx_hw_del_mcast(ha, mta))
2138                                 break;
2139                 }
2140 
2141                 mta += ETHER_HDR_LEN;
2142         }
2143         return;
2144 }
2145 
2146 
2147 #define QLNX_MCAST_ADDRS_SIZE (QLNX_MAX_NUM_MULTICAST_ADDRS * ETHER_HDR_LEN)
2148 static int
2149 qlnx_set_multi(qlnx_host_t *ha, uint32_t add_multi)
2150 {
2151 	uint8_t			mta[QLNX_MCAST_ADDRS_SIZE];
2152 	struct ifmultiaddr	*ifma;
2153 	int			mcnt = 0;
2154 	struct ifnet		*ifp = ha->ifp;
2155 	int			ret = 0;
2156 
2157 	if_maddr_rlock(ifp);
2158 
2159 	TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
2160 
2161 		if (ifma->ifma_addr->sa_family != AF_LINK)
2162 			continue;
2163 
2164 		if (mcnt == QLNX_MAX_NUM_MULTICAST_ADDRS)
2165 			break;
2166 
2167 		bcopy(LLADDR((struct sockaddr_dl *) ifma->ifma_addr),
2168 			&mta[mcnt * ETHER_HDR_LEN], ETHER_HDR_LEN);
2169 
2170 		mcnt++;
2171 	}
2172 
2173 	if_maddr_runlock(ifp);
2174 
2175 	QLNX_LOCK(ha);
2176 	qlnx_hw_set_multi(ha, mta, mcnt, add_multi);
2177 	QLNX_UNLOCK(ha);
2178 
2179 	return (ret);
2180 }
2181 
2182 static int
2183 qlnx_set_promisc(qlnx_host_t *ha)
2184 {
2185 	int	rc = 0;
2186 	uint8_t	filter;
2187 
2188 	filter = ha->filter;
2189 	filter |= ECORE_ACCEPT_MCAST_UNMATCHED;
2190 	filter |= ECORE_ACCEPT_UCAST_UNMATCHED;
2191 
2192 	rc = qlnx_set_rx_accept_filter(ha, filter);
2193 	return (rc);
2194 }
2195 
2196 static int
2197 qlnx_set_allmulti(qlnx_host_t *ha)
2198 {
2199 	int	rc = 0;
2200 	uint8_t	filter;
2201 
2202 	filter = ha->filter;
2203 	filter |= ECORE_ACCEPT_MCAST_UNMATCHED;
2204 	rc = qlnx_set_rx_accept_filter(ha, filter);
2205 
2206 	return (rc);
2207 }
2208 
2209 
2210 static int
2211 qlnx_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
2212 {
2213 	int		ret = 0, mask;
2214 	struct ifreq	*ifr = (struct ifreq *)data;
2215 	struct ifaddr	*ifa = (struct ifaddr *)data;
2216 	qlnx_host_t	*ha;
2217 
2218 	ha = (qlnx_host_t *)ifp->if_softc;
2219 
2220 	switch (cmd) {
2221 	case SIOCSIFADDR:
2222 		QL_DPRINT4(ha, "SIOCSIFADDR (0x%lx)\n", cmd);
2223 
2224 		if (ifa->ifa_addr->sa_family == AF_INET) {
2225 			ifp->if_flags |= IFF_UP;
2226 			if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) {
2227 				QLNX_LOCK(ha);
2228 				qlnx_init_locked(ha);
2229 				QLNX_UNLOCK(ha);
2230 			}
2231 			QL_DPRINT4(ha, "SIOCSIFADDR (0x%lx) ipv4 [0x%08x]\n",
2232 				   cmd, ntohl(IA_SIN(ifa)->sin_addr.s_addr));
2233 
2234 			arp_ifinit(ifp, ifa);
2235 		} else {
2236 			ether_ioctl(ifp, cmd, data);
2237 		}
2238 		break;
2239 
2240 	case SIOCSIFMTU:
2241 		QL_DPRINT4(ha, "SIOCSIFMTU (0x%lx)\n", cmd);
2242 
2243 		if (ifr->ifr_mtu > QLNX_MAX_MTU) {
2244 			ret = EINVAL;
2245 		} else {
2246 			QLNX_LOCK(ha);
2247 			ifp->if_mtu = ifr->ifr_mtu;
2248 			ha->max_frame_size =
2249 				ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
2250 			if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
2251 				qlnx_init_locked(ha);
2252 			}
2253 
2254 			QLNX_UNLOCK(ha);
2255 		}
2256 
2257 		break;
2258 
2259 	case SIOCSIFFLAGS:
2260 		QL_DPRINT4(ha, "SIOCSIFFLAGS (0x%lx)\n", cmd);
2261 
2262 		QLNX_LOCK(ha);
2263 
2264 		if (ifp->if_flags & IFF_UP) {
2265 			if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
2266 				if ((ifp->if_flags ^ ha->if_flags) &
2267 					IFF_PROMISC) {
2268 					ret = qlnx_set_promisc(ha);
2269 				} else if ((ifp->if_flags ^ ha->if_flags) &
2270 					IFF_ALLMULTI) {
2271 					ret = qlnx_set_allmulti(ha);
2272 				}
2273 			} else {
2274 				ha->max_frame_size = ifp->if_mtu +
2275 					ETHER_HDR_LEN + ETHER_CRC_LEN;
2276 				qlnx_init_locked(ha);
2277 			}
2278 		} else {
2279 			if (ifp->if_drv_flags & IFF_DRV_RUNNING)
2280 				qlnx_stop(ha);
2281 			ha->if_flags = ifp->if_flags;
2282 		}
2283 
2284 		QLNX_UNLOCK(ha);
2285 		break;
2286 
2287 	case SIOCADDMULTI:
2288 		QL_DPRINT4(ha, "%s (0x%lx)\n", "SIOCADDMULTI", cmd);
2289 
2290 		if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
2291 			if (qlnx_set_multi(ha, 1))
2292 				ret = EINVAL;
2293 		}
2294 		break;
2295 
2296 	case SIOCDELMULTI:
2297 		QL_DPRINT4(ha, "%s (0x%lx)\n", "SIOCDELMULTI", cmd);
2298 
2299 		if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
2300 			if (qlnx_set_multi(ha, 0))
2301 				ret = EINVAL;
2302 		}
2303 		break;
2304 
2305 	case SIOCSIFMEDIA:
2306 	case SIOCGIFMEDIA:
2307 		QL_DPRINT4(ha, "SIOCSIFMEDIA/SIOCGIFMEDIA (0x%lx)\n", cmd);
2308 
2309 		ret = ifmedia_ioctl(ifp, ifr, &ha->media, cmd);
2310 		break;
2311 
2312 	case SIOCSIFCAP:
2313 
2314 		mask = ifr->ifr_reqcap ^ ifp->if_capenable;
2315 
2316 		QL_DPRINT4(ha, "SIOCSIFCAP (0x%lx)\n", cmd);
2317 
2318 		if (mask & IFCAP_HWCSUM)
2319 			ifp->if_capenable ^= IFCAP_HWCSUM;
2320 		if (mask & IFCAP_TSO4)
2321 			ifp->if_capenable ^= IFCAP_TSO4;
2322 		if (mask & IFCAP_TSO6)
2323 			ifp->if_capenable ^= IFCAP_TSO6;
2324 		if (mask & IFCAP_VLAN_HWTAGGING)
2325 			ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING;
2326 		if (mask & IFCAP_VLAN_HWTSO)
2327 			ifp->if_capenable ^= IFCAP_VLAN_HWTSO;
2328 		if (mask & IFCAP_LRO)
2329 			ifp->if_capenable ^= IFCAP_LRO;
2330 
2331 		if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
2332 			qlnx_init(ha);
2333 
2334 		VLAN_CAPABILITIES(ifp);
2335 		break;
2336 
2337 #if (__FreeBSD_version >= 1100101)
2338 
2339 	case SIOCGI2C:
2340 	{
2341 		struct ifi2creq i2c;
2342 		struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[0];
2343 		struct ecore_ptt *p_ptt;
2344 
2345 		ret = copyin(ifr->ifr_data, &i2c, sizeof(i2c));
2346 
2347 		if (ret)
2348 			break;
2349 
2350 		if ((i2c.len > sizeof (i2c.data)) ||
2351 			(i2c.dev_addr != 0xA0 && i2c.dev_addr != 0xA2)) {
2352 			ret = EINVAL;
2353 			break;
2354 		}
2355 
2356 		p_ptt = ecore_ptt_acquire(p_hwfn);
2357 
2358 		if (!p_ptt) {
2359 			QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
2360 			ret = -1;
2361 			break;
2362 		}
2363 
2364 		ret = ecore_mcp_phy_sfp_read(p_hwfn, p_ptt,
2365 			(ha->pci_func & 0x1), i2c.dev_addr, i2c.offset,
2366 			i2c.len, &i2c.data[0]);
2367 
2368 		ecore_ptt_release(p_hwfn, p_ptt);
2369 
2370 		if (ret) {
2371 			ret = -1;
2372 			break;
2373 		}
2374 
2375 		ret = copyout(&i2c, ifr->ifr_data, sizeof(i2c));
2376 
2377 		QL_DPRINT8(ha, "SIOCGI2C copyout ret = %d \
2378 			 len = %d addr = 0x%02x offset = 0x%04x \
2379 			 data[0..7]=0x%02x 0x%02x 0x%02x 0x%02x 0x%02x \
2380 			 0x%02x 0x%02x 0x%02x\n",
2381 			ret, i2c.len, i2c.dev_addr, i2c.offset,
2382 			i2c.data[0], i2c.data[1], i2c.data[2], i2c.data[3],
2383 			i2c.data[4], i2c.data[5], i2c.data[6], i2c.data[7]);
2384 		break;
2385 	}
2386 #endif /* #if (__FreeBSD_version >= 1100101) */
2387 
2388 	default:
2389 		QL_DPRINT4(ha, "default (0x%lx)\n", cmd);
2390 		ret = ether_ioctl(ifp, cmd, data);
2391 		break;
2392 	}
2393 
2394 	return (ret);
2395 }
2396 
2397 static int
2398 qlnx_media_change(struct ifnet *ifp)
2399 {
2400 	qlnx_host_t	*ha;
2401 	struct ifmedia	*ifm;
2402 	int		ret = 0;
2403 
2404 	ha = (qlnx_host_t *)ifp->if_softc;
2405 
2406 	QL_DPRINT2(ha, "enter\n");
2407 
2408 	ifm = &ha->media;
2409 
2410 	if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER)
2411 		ret = EINVAL;
2412 
2413 	QL_DPRINT2(ha, "exit\n");
2414 
2415 	return (ret);
2416 }
2417 
2418 static void
2419 qlnx_media_status(struct ifnet *ifp, struct ifmediareq *ifmr)
2420 {
2421 	qlnx_host_t		*ha;
2422 
2423 	ha = (qlnx_host_t *)ifp->if_softc;
2424 
2425 	QL_DPRINT2(ha, "enter\n");
2426 
2427 	ifmr->ifm_status = IFM_AVALID;
2428 	ifmr->ifm_active = IFM_ETHER;
2429 
2430 	if (ha->link_up) {
2431 		ifmr->ifm_status |= IFM_ACTIVE;
2432 		ifmr->ifm_active |=
2433 			(IFM_FDX | qlnx_get_optics(ha, &ha->if_link));
2434 
2435 		if (ha->if_link.link_partner_caps &
2436 			(QLNX_LINK_CAP_Pause | QLNX_LINK_CAP_Asym_Pause))
2437 			ifmr->ifm_active |=
2438 				(IFM_ETH_RXPAUSE | IFM_ETH_TXPAUSE);
2439 	}
2440 
2441 	QL_DPRINT2(ha, "exit (%s)\n", (ha->link_up ? "link_up" : "link_down"));
2442 
2443 	return;
2444 }
2445 
2446 
2447 static void
2448 qlnx_free_tx_pkt(qlnx_host_t *ha, struct qlnx_fastpath *fp,
2449 	struct qlnx_tx_queue *txq)
2450 {
2451 	u16			idx;
2452 	struct mbuf		*mp;
2453 	bus_dmamap_t		map;
2454 	int			i;
2455 	struct eth_tx_bd	*tx_data_bd;
2456 	struct eth_tx_1st_bd	*first_bd;
2457 	int			nbds = 0;
2458 
2459 	idx = txq->sw_tx_cons;
2460 	mp = txq->sw_tx_ring[idx].mp;
2461 	map = txq->sw_tx_ring[idx].map;
2462 
2463 	if ((mp == NULL) || QL_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_MBUF_NULL)){
2464 
2465 		QL_RESET_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_MBUF_NULL);
2466 
2467 		QL_DPRINT1(ha, "(mp == NULL) "
2468 			" tx_idx = 0x%x"
2469 			" ecore_prod_idx = 0x%x"
2470 			" ecore_cons_idx = 0x%x"
2471 			" hw_bd_cons = 0x%x"
2472 			" txq_db_last = 0x%x"
2473 			" elem_left = 0x%x\n",
2474 			fp->rss_id,
2475 			ecore_chain_get_prod_idx(&txq->tx_pbl),
2476 			ecore_chain_get_cons_idx(&txq->tx_pbl),
2477 			le16toh(*txq->hw_cons_ptr),
2478 			txq->tx_db.raw,
2479 			ecore_chain_get_elem_left(&txq->tx_pbl));
2480 
2481 		fp->err_tx_free_pkt_null++;
2482 
2483 		//DEBUG
2484 		qlnx_trigger_dump(ha);
2485 
2486 		return;
2487 	} else {
2488 
2489 		QLNX_INC_OPACKETS((ha->ifp));
2490 		QLNX_INC_OBYTES((ha->ifp), (mp->m_pkthdr.len));
2491 
2492 		bus_dmamap_sync(ha->tx_tag, map, BUS_DMASYNC_POSTWRITE);
2493 		bus_dmamap_unload(ha->tx_tag, map);
2494 
2495 		fp->tx_pkts_freed++;
2496 		fp->tx_pkts_completed++;
2497 
2498 		m_freem(mp);
2499 	}
2500 
2501 	first_bd = (struct eth_tx_1st_bd *)ecore_chain_consume(&txq->tx_pbl);
2502 	nbds = first_bd->data.nbds;
2503 
2504 //	BD_SET_UNMAP_ADDR_LEN(first_bd, 0, 0);
2505 
2506 	for (i = 1; i < nbds; i++) {
2507 		tx_data_bd = ecore_chain_consume(&txq->tx_pbl);
2508 //		BD_SET_UNMAP_ADDR_LEN(tx_data_bd, 0, 0);
2509 	}
2510 	txq->sw_tx_ring[idx].flags = 0;
2511 	txq->sw_tx_ring[idx].mp = NULL;
2512 	txq->sw_tx_ring[idx].map = (bus_dmamap_t)0;
2513 
2514 	return;
2515 }
2516 
2517 static void
2518 qlnx_tx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp,
2519 	struct qlnx_tx_queue *txq)
2520 {
2521 	u16 hw_bd_cons;
2522 	u16 ecore_cons_idx;
2523 	uint16_t diff;
2524 
2525 	hw_bd_cons = le16toh(*txq->hw_cons_ptr);
2526 
2527 	while (hw_bd_cons !=
2528 		(ecore_cons_idx = ecore_chain_get_cons_idx(&txq->tx_pbl))) {
2529 
2530 		if (hw_bd_cons < ecore_cons_idx) {
2531 			diff = (1 << 16) - (ecore_cons_idx - hw_bd_cons);
2532 		} else {
2533 			diff = hw_bd_cons - ecore_cons_idx;
2534 		}
2535 		if ((diff > TX_RING_SIZE) ||
2536 			QL_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_DIFF)){
2537 
2538 			QL_RESET_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_DIFF);
2539 
2540 			QL_DPRINT1(ha, "(diff = 0x%x) "
2541 				" tx_idx = 0x%x"
2542 				" ecore_prod_idx = 0x%x"
2543 				" ecore_cons_idx = 0x%x"
2544 				" hw_bd_cons = 0x%x"
2545 				" txq_db_last = 0x%x"
2546 				" elem_left = 0x%x\n",
2547 				diff,
2548 				fp->rss_id,
2549 				ecore_chain_get_prod_idx(&txq->tx_pbl),
2550 				ecore_chain_get_cons_idx(&txq->tx_pbl),
2551 				le16toh(*txq->hw_cons_ptr),
2552 				txq->tx_db.raw,
2553 				ecore_chain_get_elem_left(&txq->tx_pbl));
2554 
2555 			fp->err_tx_cons_idx_conflict++;
2556 
2557 			//DEBUG
2558 			qlnx_trigger_dump(ha);
2559 		}
2560 
2561 		qlnx_free_tx_pkt(ha, fp, txq);
2562 
2563 		txq->sw_tx_cons = (txq->sw_tx_cons + 1) & (TX_RING_SIZE - 1);
2564 	}
2565 	return;
2566 }
2567 
2568 static int
2569 qlnx_transmit(struct ifnet *ifp, struct mbuf  *mp)
2570 {
2571         qlnx_host_t		*ha = (qlnx_host_t *)ifp->if_softc;
2572         struct qlnx_fastpath	*fp;
2573         int			rss_id = 0, ret = 0;
2574 
2575         QL_DPRINT2(ha, "enter\n");
2576 
2577 #if __FreeBSD_version >= 1100000
2578         if (M_HASHTYPE_GET(mp) != M_HASHTYPE_NONE)
2579 #else
2580         if (mp->m_flags & M_FLOWID)
2581 #endif
2582                 rss_id = (mp->m_pkthdr.flowid % ECORE_RSS_IND_TABLE_SIZE) %
2583 					ha->num_rss;
2584 
2585         fp = &ha->fp_array[rss_id];
2586 
2587         if (fp->tx_br == NULL) {
2588                 ret = EINVAL;
2589                 goto qlnx_transmit_exit;
2590         }
2591 
2592         if (mp != NULL) {
2593                 ret = drbr_enqueue(ifp, fp->tx_br, mp);
2594         }
2595 
2596         if (fp->fp_taskqueue != NULL)
2597                 taskqueue_enqueue(fp->fp_taskqueue, &fp->fp_task);
2598 
2599         ret = 0;
2600 
2601 qlnx_transmit_exit:
2602 
2603         QL_DPRINT2(ha, "exit ret = %d\n", ret);
2604         return ret;
2605 }
2606 
2607 static void
2608 qlnx_qflush(struct ifnet *ifp)
2609 {
2610 	int			rss_id;
2611 	struct qlnx_fastpath	*fp;
2612 	struct mbuf		*mp;
2613 	qlnx_host_t		*ha;
2614 
2615 	ha = (qlnx_host_t *)ifp->if_softc;
2616 
2617 	QL_DPRINT2(ha, "enter\n");
2618 
2619 	for (rss_id = 0; rss_id < ha->num_rss; rss_id++) {
2620 
2621 		fp = &ha->fp_array[rss_id];
2622 
2623 		if (fp == NULL)
2624 			continue;
2625 
2626 		if (fp->tx_br) {
2627 			mtx_lock(&fp->tx_mtx);
2628 
2629 			while ((mp = drbr_dequeue(ifp, fp->tx_br)) != NULL) {
2630 				fp->tx_pkts_freed++;
2631 				m_freem(mp);
2632 			}
2633 			mtx_unlock(&fp->tx_mtx);
2634 		}
2635 	}
2636 	QL_DPRINT2(ha, "exit\n");
2637 
2638 	return;
2639 }
2640 
2641 static void
2642 qlnx_txq_doorbell_wr32(qlnx_host_t *ha, void *reg_addr, uint32_t value)
2643 {
2644 	struct ecore_dev	*cdev;
2645 	uint32_t		offset;
2646 
2647 	cdev = &ha->cdev;
2648 
2649 	offset = (uint32_t)((uint8_t *)reg_addr - (uint8_t *)cdev->doorbells);
2650 
2651 	bus_write_4(ha->pci_dbells, offset, value);
2652 	bus_barrier(ha->pci_reg,  0, 0, BUS_SPACE_BARRIER_READ);
2653 	bus_barrier(ha->pci_dbells,  0, 0, BUS_SPACE_BARRIER_READ);
2654 
2655 	return;
2656 }
2657 
2658 static uint32_t
2659 qlnx_tcp_offset(qlnx_host_t *ha, struct mbuf *mp)
2660 {
2661         struct ether_vlan_header	*eh = NULL;
2662         struct ip			*ip = NULL;
2663         struct ip6_hdr			*ip6 = NULL;
2664         struct tcphdr			*th = NULL;
2665         uint32_t			ehdrlen = 0, ip_hlen = 0, offset = 0;
2666         uint16_t			etype = 0;
2667         device_t			dev;
2668         uint8_t				buf[sizeof(struct ip6_hdr)];
2669 
2670         dev = ha->pci_dev;
2671 
2672         eh = mtod(mp, struct ether_vlan_header *);
2673 
2674         if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
2675                 ehdrlen = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN;
2676                 etype = ntohs(eh->evl_proto);
2677         } else {
2678                 ehdrlen = ETHER_HDR_LEN;
2679                 etype = ntohs(eh->evl_encap_proto);
2680         }
2681 
2682         switch (etype) {
2683 
2684                 case ETHERTYPE_IP:
2685                         ip = (struct ip *)(mp->m_data + ehdrlen);
2686 
2687                         ip_hlen = sizeof (struct ip);
2688 
2689                         if (mp->m_len < (ehdrlen + ip_hlen)) {
2690                                 m_copydata(mp, ehdrlen, sizeof(struct ip), buf);
2691                                 ip = (struct ip *)buf;
2692                         }
2693 
2694                         th = (struct tcphdr *)(ip + 1);
2695 			offset = ip_hlen + ehdrlen + (th->th_off << 2);
2696                 break;
2697 
2698                 case ETHERTYPE_IPV6:
2699                         ip6 = (struct ip6_hdr *)(mp->m_data + ehdrlen);
2700 
2701                         ip_hlen = sizeof(struct ip6_hdr);
2702 
2703                         if (mp->m_len < (ehdrlen + ip_hlen)) {
2704                                 m_copydata(mp, ehdrlen, sizeof (struct ip6_hdr),
2705                                         buf);
2706                                 ip6 = (struct ip6_hdr *)buf;
2707                         }
2708                         th = (struct tcphdr *)(ip6 + 1);
2709 			offset = ip_hlen + ehdrlen + (th->th_off << 2);
2710                 break;
2711 
2712                 default:
2713                 break;
2714         }
2715 
2716         return (offset);
2717 }
2718 
2719 static __inline int
2720 qlnx_tso_check(struct qlnx_fastpath *fp, bus_dma_segment_t *segs, int nsegs,
2721 	uint32_t offset)
2722 {
2723 	int			i;
2724 	uint32_t		sum, nbds_in_hdr = 1;
2725 	bus_dma_segment_t	*t_segs = segs;
2726 
2727 	/* count the number of segments spanned by TCP header */
2728 
2729 	i = 0;
2730 	while ((i < nsegs) && (offset > t_segs->ds_len)) {
2731 		nbds_in_hdr++;
2732 		offset = offset - t_segs->ds_len;
2733 		t_segs++;
2734 		i++;
2735 	}
2736 
2737 	while (nsegs >= QLNX_MAX_SEGMENTS_NON_TSO) {
2738 
2739 		sum = 0;
2740 
2741 		for (i = 0; i < (ETH_TX_LSO_WINDOW_BDS_NUM - nbds_in_hdr); i++){
2742 			sum += segs->ds_len;
2743 			segs++;
2744 		}
2745 
2746 		if (sum < ETH_TX_LSO_WINDOW_MIN_LEN) {
2747 			fp->tx_lso_wnd_min_len++;
2748 			return (-1);
2749 		}
2750 
2751 		nsegs -= QLNX_MAX_SEGMENTS_NON_TSO;
2752 	}
2753 
2754 	return (0);
2755 }
2756 
2757 static int
2758 qlnx_send(qlnx_host_t *ha, struct qlnx_fastpath *fp, struct mbuf **m_headp)
2759 {
2760 	bus_dma_segment_t	*segs;
2761 	bus_dmamap_t		map = 0;
2762 	uint32_t		nsegs = 0;
2763 	int			ret = -1;
2764 	struct mbuf		*m_head = *m_headp;
2765 	uint16_t		idx = 0;
2766 	uint16_t		elem_left;
2767 
2768 	uint8_t			nbd = 0;
2769 	struct qlnx_tx_queue    *txq;
2770 
2771 	struct eth_tx_1st_bd    *first_bd;
2772 	struct eth_tx_2nd_bd    *second_bd;
2773 	struct eth_tx_3rd_bd    *third_bd;
2774 	struct eth_tx_bd        *tx_data_bd;
2775 
2776 	int			seg_idx = 0;
2777 	uint32_t		nbds_in_hdr = 0;
2778 	uint32_t		offset = 0;
2779 
2780 	QL_DPRINT8(ha, "enter\n");
2781 
2782 	if (!ha->link_up)
2783 		return (-1);
2784 
2785 	first_bd	= NULL;
2786 	second_bd	= NULL;
2787 	third_bd	= NULL;
2788 	tx_data_bd	= NULL;
2789 
2790 	txq = fp->txq[0];
2791 
2792 	if (fp->tx_ring_full) {
2793 		elem_left = ecore_chain_get_elem_left(&txq->tx_pbl);
2794 
2795 		if (elem_left < (TX_RING_SIZE >> 4))
2796 			return (-1);
2797 		else
2798 			fp->tx_ring_full = 0;
2799 	}
2800 
2801 	idx = txq->sw_tx_prod;
2802 
2803 	map = txq->sw_tx_ring[idx].map;
2804 	segs = txq->segs;
2805 
2806 	ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head, segs, &nsegs,
2807 			BUS_DMA_NOWAIT);
2808 
2809 	if (ha->dbg_trace_tso_pkt_len) {
2810 		if (!fp->tx_tso_min_pkt_len) {
2811 			fp->tx_tso_min_pkt_len = m_head->m_pkthdr.len;
2812 			fp->tx_tso_min_pkt_len = m_head->m_pkthdr.len;
2813 		} else {
2814 			if (fp->tx_tso_min_pkt_len > m_head->m_pkthdr.len)
2815 				fp->tx_tso_min_pkt_len = m_head->m_pkthdr.len;
2816 			if (fp->tx_tso_max_pkt_len < m_head->m_pkthdr.len)
2817 				fp->tx_tso_max_pkt_len = m_head->m_pkthdr.len;
2818 		}
2819 	}
2820 
2821 	if (m_head->m_pkthdr.csum_flags & CSUM_TSO)
2822 		offset = qlnx_tcp_offset(ha, m_head);
2823 
2824 	if ((ret == EFBIG) ||
2825 		((nsegs > QLNX_MAX_SEGMENTS_NON_TSO) && (
2826 			(!(m_head->m_pkthdr.csum_flags & CSUM_TSO)) ||
2827 		((m_head->m_pkthdr.csum_flags & CSUM_TSO) &&
2828 			qlnx_tso_check(fp, segs, nsegs, offset))))) {
2829 
2830 		struct mbuf *m;
2831 
2832 		QL_DPRINT8(ha, "EFBIG [%d]\n", m_head->m_pkthdr.len);
2833 
2834 		fp->tx_defrag++;
2835 
2836 		m = m_defrag(m_head, M_NOWAIT);
2837 		if (m == NULL) {
2838 			fp->err_tx_defrag++;
2839 			fp->tx_pkts_freed++;
2840 			m_freem(m_head);
2841 			*m_headp = NULL;
2842 			QL_DPRINT1(ha, "m_defrag() = NULL [%d]\n", ret);
2843 			return (ENOBUFS);
2844 		}
2845 
2846 		m_head = m;
2847 		*m_headp = m_head;
2848 
2849 		if ((ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head,
2850 				segs, &nsegs, BUS_DMA_NOWAIT))) {
2851 
2852 			fp->err_tx_defrag_dmamap_load++;
2853 
2854 			QL_DPRINT1(ha,
2855 				"bus_dmamap_load_mbuf_sg failed0 [%d, %d]\n",
2856 				ret, m_head->m_pkthdr.len);
2857 
2858 			fp->tx_pkts_freed++;
2859 			m_freem(m_head);
2860 			*m_headp = NULL;
2861 
2862 			return (ret);
2863 		}
2864 
2865 		if ((nsegs > QLNX_MAX_SEGMENTS_NON_TSO) &&
2866 			!(m_head->m_pkthdr.csum_flags & CSUM_TSO)) {
2867 
2868 			fp->err_tx_non_tso_max_seg++;
2869 
2870 			QL_DPRINT1(ha,
2871 				"(%d) nsegs too many for non-TSO [%d, %d]\n",
2872 				ret, nsegs, m_head->m_pkthdr.len);
2873 
2874 			fp->tx_pkts_freed++;
2875 			m_freem(m_head);
2876 			*m_headp = NULL;
2877 
2878 			return (ret);
2879 		}
2880 		if (m_head->m_pkthdr.csum_flags & CSUM_TSO)
2881 			offset = qlnx_tcp_offset(ha, m_head);
2882 
2883 	} else if (ret) {
2884 
2885 		fp->err_tx_dmamap_load++;
2886 
2887 		QL_DPRINT1(ha, "bus_dmamap_load_mbuf_sg failed1 [%d, %d]\n",
2888 			   ret, m_head->m_pkthdr.len);
2889 		fp->tx_pkts_freed++;
2890 		m_freem(m_head);
2891 		*m_headp = NULL;
2892 		return (ret);
2893 	}
2894 
2895 	QL_ASSERT(ha, (nsegs != 0), ("qlnx_send: empty packet"));
2896 
2897 	if (ha->dbg_trace_tso_pkt_len) {
2898 		if (nsegs < QLNX_FP_MAX_SEGS)
2899 			fp->tx_pkts[(nsegs - 1)]++;
2900 		else
2901 			fp->tx_pkts[(QLNX_FP_MAX_SEGS - 1)]++;
2902 	}
2903 
2904 	if ((nsegs + QLNX_TX_ELEM_RESERVE) >
2905 		(int)(elem_left = ecore_chain_get_elem_left(&txq->tx_pbl))) {
2906 
2907 		QL_DPRINT1(ha, "(%d, 0x%x) insuffient BDs"
2908 			" in chain[%d] trying to free packets\n",
2909 			nsegs, elem_left, fp->rss_id);
2910 
2911 		fp->tx_nsegs_gt_elem_left++;
2912 
2913 		(void)qlnx_tx_int(ha, fp, txq);
2914 
2915 		if ((nsegs + QLNX_TX_ELEM_RESERVE) > (int)(elem_left =
2916 			ecore_chain_get_elem_left(&txq->tx_pbl))) {
2917 
2918 			QL_DPRINT1(ha,
2919 				"(%d, 0x%x) insuffient BDs in chain[%d]\n",
2920 				nsegs, elem_left, fp->rss_id);
2921 
2922 			fp->err_tx_nsegs_gt_elem_left++;
2923 			fp->tx_ring_full = 1;
2924 			ha->storm_stats_enable = 1;
2925 			return (ENOBUFS);
2926 		}
2927 	}
2928 
2929 	bus_dmamap_sync(ha->tx_tag, map, BUS_DMASYNC_PREWRITE);
2930 
2931 	txq->sw_tx_ring[idx].mp = m_head;
2932 
2933 	first_bd = (struct eth_tx_1st_bd *)ecore_chain_produce(&txq->tx_pbl);
2934 
2935 	memset(first_bd, 0, sizeof(*first_bd));
2936 
2937 	first_bd->data.bd_flags.bitfields =
2938 		1 << ETH_TX_1ST_BD_FLAGS_START_BD_SHIFT;
2939 
2940 	BD_SET_UNMAP_ADDR_LEN(first_bd, segs->ds_addr, segs->ds_len);
2941 
2942 	nbd++;
2943 
2944 	if (m_head->m_pkthdr.csum_flags & CSUM_IP) {
2945 		first_bd->data.bd_flags.bitfields |=
2946 			(1 << ETH_TX_1ST_BD_FLAGS_IP_CSUM_SHIFT);
2947 	}
2948 
2949 	if (m_head->m_pkthdr.csum_flags & (CSUM_UDP | CSUM_TCP)) {
2950 		first_bd->data.bd_flags.bitfields |=
2951 			(1 << ETH_TX_1ST_BD_FLAGS_L4_CSUM_SHIFT);
2952 	}
2953 
2954         if (m_head->m_flags & M_VLANTAG) {
2955                 first_bd->data.vlan = m_head->m_pkthdr.ether_vtag;
2956 		first_bd->data.bd_flags.bitfields |=
2957 			(1 << ETH_TX_1ST_BD_FLAGS_VLAN_INSERTION_SHIFT);
2958         }
2959 
2960 	if (m_head->m_pkthdr.csum_flags & CSUM_TSO) {
2961 
2962                 first_bd->data.bd_flags.bitfields |=
2963 			(1 << ETH_TX_1ST_BD_FLAGS_LSO_SHIFT);
2964 		first_bd->data.bd_flags.bitfields |=
2965 			(1 << ETH_TX_1ST_BD_FLAGS_IP_CSUM_SHIFT);
2966 
2967 		nbds_in_hdr = 1;
2968 
2969 		if (offset == segs->ds_len) {
2970 			BD_SET_UNMAP_ADDR_LEN(first_bd, segs->ds_addr, offset);
2971 			segs++;
2972 			seg_idx++;
2973 
2974 			second_bd = (struct eth_tx_2nd_bd *)
2975 					ecore_chain_produce(&txq->tx_pbl);
2976 			memset(second_bd, 0, sizeof(*second_bd));
2977 			nbd++;
2978 
2979 			if (seg_idx < nsegs) {
2980 				BD_SET_UNMAP_ADDR_LEN(second_bd, \
2981 					(segs->ds_addr), (segs->ds_len));
2982 				segs++;
2983 				seg_idx++;
2984 			}
2985 
2986 			third_bd = (struct eth_tx_3rd_bd *)
2987 					ecore_chain_produce(&txq->tx_pbl);
2988 			memset(third_bd, 0, sizeof(*third_bd));
2989 			third_bd->data.lso_mss = m_head->m_pkthdr.tso_segsz;
2990 			third_bd->data.bitfields |=
2991 				(nbds_in_hdr<<ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT);
2992 			nbd++;
2993 
2994 			if (seg_idx < nsegs) {
2995 				BD_SET_UNMAP_ADDR_LEN(third_bd, \
2996 					(segs->ds_addr), (segs->ds_len));
2997 				segs++;
2998 				seg_idx++;
2999 			}
3000 
3001 			for (; seg_idx < nsegs; seg_idx++) {
3002 				tx_data_bd = (struct eth_tx_bd *)
3003 					ecore_chain_produce(&txq->tx_pbl);
3004 				memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3005 				BD_SET_UNMAP_ADDR_LEN(tx_data_bd, \
3006 					segs->ds_addr,\
3007 					segs->ds_len);
3008 				segs++;
3009 				nbd++;
3010 			}
3011 
3012 		} else if (offset < segs->ds_len) {
3013 			BD_SET_UNMAP_ADDR_LEN(first_bd, segs->ds_addr, offset);
3014 
3015 			second_bd = (struct eth_tx_2nd_bd *)
3016 					ecore_chain_produce(&txq->tx_pbl);
3017 			memset(second_bd, 0, sizeof(*second_bd));
3018 			BD_SET_UNMAP_ADDR_LEN(second_bd, \
3019 				(segs->ds_addr + offset),\
3020 				(segs->ds_len - offset));
3021 			nbd++;
3022 			segs++;
3023 
3024 			third_bd = (struct eth_tx_3rd_bd *)
3025 					ecore_chain_produce(&txq->tx_pbl);
3026 			memset(third_bd, 0, sizeof(*third_bd));
3027 
3028 			BD_SET_UNMAP_ADDR_LEN(third_bd, \
3029 					segs->ds_addr,\
3030 					segs->ds_len);
3031 			third_bd->data.lso_mss = m_head->m_pkthdr.tso_segsz;
3032 			third_bd->data.bitfields |=
3033 				(nbds_in_hdr<<ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT);
3034 			segs++;
3035 			nbd++;
3036 
3037 			for (seg_idx = 2; seg_idx < nsegs; seg_idx++) {
3038 				tx_data_bd = (struct eth_tx_bd *)
3039 					ecore_chain_produce(&txq->tx_pbl);
3040 				memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3041 				BD_SET_UNMAP_ADDR_LEN(tx_data_bd, \
3042 					segs->ds_addr,\
3043 					segs->ds_len);
3044 				segs++;
3045 				nbd++;
3046 			}
3047 
3048 		} else {
3049 			offset = offset - segs->ds_len;
3050 			segs++;
3051 
3052 			for (seg_idx = 1; seg_idx < nsegs; seg_idx++) {
3053 
3054 				if (offset)
3055 					nbds_in_hdr++;
3056 
3057 				tx_data_bd = (struct eth_tx_bd *)
3058 					ecore_chain_produce(&txq->tx_pbl);
3059 				memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3060 
3061 				if (second_bd == NULL) {
3062 					second_bd = (struct eth_tx_2nd_bd *)
3063 								tx_data_bd;
3064 				} else if (third_bd == NULL) {
3065 					third_bd = (struct eth_tx_3rd_bd *)
3066 								tx_data_bd;
3067 				}
3068 
3069 				if (offset && (offset < segs->ds_len)) {
3070 					BD_SET_UNMAP_ADDR_LEN(tx_data_bd,\
3071 						segs->ds_addr, offset);
3072 
3073 					tx_data_bd = (struct eth_tx_bd *)
3074 					ecore_chain_produce(&txq->tx_pbl);
3075 
3076 					memset(tx_data_bd, 0,
3077 						sizeof(*tx_data_bd));
3078 
3079 					if (second_bd == NULL) {
3080 						second_bd =
3081 					(struct eth_tx_2nd_bd *)tx_data_bd;
3082 					} else if (third_bd == NULL) {
3083 						third_bd =
3084 					(struct eth_tx_3rd_bd *)tx_data_bd;
3085 					}
3086 					BD_SET_UNMAP_ADDR_LEN(tx_data_bd,\
3087 						(segs->ds_addr + offset), \
3088 						(segs->ds_len - offset));
3089 					nbd++;
3090 					offset = 0;
3091 				} else {
3092 					if (offset)
3093 						offset = offset - segs->ds_len;
3094 					BD_SET_UNMAP_ADDR_LEN(tx_data_bd,\
3095 						segs->ds_addr, segs->ds_len);
3096 				}
3097 				segs++;
3098 				nbd++;
3099 			}
3100 
3101 			if (third_bd == NULL) {
3102 				third_bd = (struct eth_tx_3rd_bd *)
3103 					ecore_chain_produce(&txq->tx_pbl);
3104 				memset(third_bd, 0, sizeof(*third_bd));
3105 			}
3106 
3107 			third_bd->data.lso_mss = m_head->m_pkthdr.tso_segsz;
3108 			third_bd->data.bitfields |=
3109 				(nbds_in_hdr<<ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT);
3110 		}
3111 	} else {
3112 		segs++;
3113 		for (seg_idx = 1; seg_idx < nsegs; seg_idx++) {
3114 			tx_data_bd = (struct eth_tx_bd *)
3115 					ecore_chain_produce(&txq->tx_pbl);
3116 			memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3117 			BD_SET_UNMAP_ADDR_LEN(tx_data_bd, segs->ds_addr,\
3118 				segs->ds_len);
3119 			segs++;
3120 			nbd++;
3121 		}
3122 		first_bd->data.bitfields =
3123 			(m_head->m_pkthdr.len & ETH_TX_DATA_1ST_BD_PKT_LEN_MASK)
3124 				 << ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT;
3125 		first_bd->data.bitfields =
3126 			htole16(first_bd->data.bitfields);
3127 	}
3128 
3129 
3130 	first_bd->data.nbds = nbd;
3131 
3132 	if (ha->dbg_trace_tso_pkt_len) {
3133 		if (fp->tx_tso_max_nsegs < nsegs)
3134 			fp->tx_tso_max_nsegs = nsegs;
3135 
3136 		if ((nsegs < fp->tx_tso_min_nsegs) || (!fp->tx_tso_min_nsegs))
3137 			fp->tx_tso_min_nsegs = nsegs;
3138 	}
3139 
3140 	txq->sw_tx_ring[idx].nsegs = nsegs;
3141 	txq->sw_tx_prod = (txq->sw_tx_prod + 1) & (TX_RING_SIZE - 1);
3142 
3143 	txq->tx_db.data.bd_prod =
3144 		htole16(ecore_chain_get_prod_idx(&txq->tx_pbl));
3145 
3146 	qlnx_txq_doorbell_wr32(ha, txq->doorbell_addr, txq->tx_db.raw);
3147 
3148 	QL_DPRINT8(ha, "exit\n");
3149 	return (0);
3150 }
3151 
3152 static void
3153 qlnx_stop(qlnx_host_t *ha)
3154 {
3155 	struct ifnet	*ifp = ha->ifp;
3156 	device_t	dev;
3157 	int		i;
3158 
3159 	dev = ha->pci_dev;
3160 
3161 	ifp->if_drv_flags &= ~(IFF_DRV_OACTIVE | IFF_DRV_RUNNING);
3162 
3163 	/*
3164 	 * We simply lock and unlock each fp->tx_mtx to
3165 	 * propagate the if_drv_flags
3166 	 * state to each tx thread
3167 	 */
3168         QL_DPRINT1(ha, "QLNX STATE = %d\n",ha->state);
3169 
3170 	if (ha->state == QLNX_STATE_OPEN) {
3171         	for (i = 0; i < ha->num_rss; i++) {
3172 			struct qlnx_fastpath *fp = &ha->fp_array[i];
3173 
3174 			mtx_lock(&fp->tx_mtx);
3175 			mtx_unlock(&fp->tx_mtx);
3176 
3177 			if (fp->fp_taskqueue != NULL)
3178 				taskqueue_enqueue(fp->fp_taskqueue,
3179 					&fp->fp_task);
3180 		}
3181 	}
3182 
3183 	qlnx_unload(ha);
3184 
3185 	return;
3186 }
3187 
3188 static int
3189 qlnx_get_ifq_snd_maxlen(qlnx_host_t *ha)
3190 {
3191         return(TX_RING_SIZE - 1);
3192 }
3193 
3194 uint8_t *
3195 qlnx_get_mac_addr(qlnx_host_t *ha)
3196 {
3197 	struct ecore_hwfn	*p_hwfn;
3198 
3199 	p_hwfn = &ha->cdev.hwfns[0];
3200         return (p_hwfn->hw_info.hw_mac_addr);
3201 }
3202 
3203 static uint32_t
3204 qlnx_get_optics(qlnx_host_t *ha, struct qlnx_link_output *if_link)
3205 {
3206 	uint32_t	ifm_type = 0;
3207 
3208 	switch (if_link->media_type) {
3209 
3210 	case MEDIA_MODULE_FIBER:
3211 	case MEDIA_UNSPECIFIED:
3212 		if (if_link->speed == (100 * 1000))
3213 			ifm_type = QLNX_IFM_100G_SR4;
3214 		else if (if_link->speed == (40 * 1000))
3215 			ifm_type = IFM_40G_SR4;
3216 		else if (if_link->speed == (25 * 1000))
3217 			ifm_type = QLNX_IFM_25G_SR;
3218 		break;
3219 
3220 	case MEDIA_DA_TWINAX:
3221 		if (if_link->speed == (100 * 1000))
3222 			ifm_type = QLNX_IFM_100G_CR4;
3223 		else if (if_link->speed == (40 * 1000))
3224 			ifm_type = IFM_40G_CR4;
3225 		else if (if_link->speed == (25 * 1000))
3226 			ifm_type = QLNX_IFM_25G_CR;
3227 		break;
3228 
3229 	default :
3230 		ifm_type = IFM_UNKNOWN;
3231 		break;
3232 	}
3233 	return (ifm_type);
3234 }
3235 
3236 
3237 
3238 /*****************************************************************************
3239  * Interrupt Service Functions
3240  *****************************************************************************/
3241 
3242 static int
3243 qlnx_rx_jumbo_chain(qlnx_host_t *ha, struct qlnx_fastpath *fp,
3244 	struct mbuf *mp_head, uint16_t len)
3245 {
3246 	struct mbuf		*mp, *mpf, *mpl;
3247 	struct sw_rx_data	*sw_rx_data;
3248 	struct qlnx_rx_queue	*rxq;
3249 	uint16_t 		len_in_buffer;
3250 
3251 	rxq = fp->rxq;
3252 	mpf = mpl = mp = NULL;
3253 
3254 	while (len) {
3255 
3256         	rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3257 
3258                 sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
3259                 mp = sw_rx_data->data;
3260 
3261 		if (mp == NULL) {
3262                 	QL_DPRINT1(ha, "mp = NULL\n");
3263 			fp->err_rx_mp_null++;
3264         		rxq->sw_rx_cons  =
3265 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3266 
3267 			if (mpf != NULL)
3268 				m_freem(mpf);
3269 
3270 			return (-1);
3271 		}
3272 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
3273 			BUS_DMASYNC_POSTREAD);
3274 
3275                 if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
3276 
3277                         QL_DPRINT1(ha, "New buffer allocation failed, dropping"
3278 				" incoming packet and reusing its buffer\n");
3279 
3280                         qlnx_reuse_rx_data(rxq);
3281                         fp->err_rx_alloc_errors++;
3282 
3283 			if (mpf != NULL)
3284 				m_freem(mpf);
3285 
3286 			return (-1);
3287 		}
3288                 ecore_chain_consume(&rxq->rx_bd_ring);
3289 
3290 		if (len > rxq->rx_buf_size)
3291 			len_in_buffer = rxq->rx_buf_size;
3292 		else
3293 			len_in_buffer = len;
3294 
3295 		len = len - len_in_buffer;
3296 
3297 		mp->m_flags &= ~M_PKTHDR;
3298 		mp->m_next = NULL;
3299 		mp->m_len = len_in_buffer;
3300 
3301 		if (mpf == NULL)
3302 			mpf = mpl = mp;
3303 		else {
3304 			mpl->m_next = mp;
3305 			mpl = mp;
3306 		}
3307 	}
3308 
3309 	if (mpf != NULL)
3310 		mp_head->m_next = mpf;
3311 
3312 	return (0);
3313 }
3314 
3315 static void
3316 qlnx_tpa_start(qlnx_host_t *ha,
3317 	struct qlnx_fastpath *fp,
3318 	struct qlnx_rx_queue *rxq,
3319 	struct eth_fast_path_rx_tpa_start_cqe *cqe)
3320 {
3321 	uint32_t		agg_index;
3322         struct ifnet		*ifp = ha->ifp;
3323 	struct mbuf		*mp;
3324 	struct mbuf		*mpf = NULL, *mpl = NULL, *mpc = NULL;
3325 	struct sw_rx_data	*sw_rx_data;
3326 	dma_addr_t		addr;
3327 	bus_dmamap_t		map;
3328 	struct eth_rx_bd	*rx_bd;
3329 	int			i;
3330 	device_t		dev;
3331 #if __FreeBSD_version >= 1100000
3332 	uint8_t			hash_type;
3333 #endif /* #if __FreeBSD_version >= 1100000 */
3334 
3335 	dev = ha->pci_dev;
3336 	agg_index = cqe->tpa_agg_index;
3337 
3338         QL_DPRINT7(ha, "[rss_id = %d]: enter\n \
3339                 \t type = 0x%x\n \
3340                 \t bitfields = 0x%x\n \
3341                 \t seg_len = 0x%x\n \
3342                 \t pars_flags = 0x%x\n \
3343                 \t vlan_tag = 0x%x\n \
3344                 \t rss_hash = 0x%x\n \
3345                 \t len_on_first_bd = 0x%x\n \
3346                 \t placement_offset = 0x%x\n \
3347                 \t tpa_agg_index = 0x%x\n \
3348                 \t header_len = 0x%x\n \
3349                 \t ext_bd_len_list[0] = 0x%x\n \
3350                 \t ext_bd_len_list[1] = 0x%x\n \
3351                 \t ext_bd_len_list[2] = 0x%x\n \
3352                 \t ext_bd_len_list[3] = 0x%x\n \
3353                 \t ext_bd_len_list[4] = 0x%x\n",
3354                 fp->rss_id, cqe->type, cqe->bitfields, cqe->seg_len,
3355                 cqe->pars_flags.flags, cqe->vlan_tag,
3356                 cqe->rss_hash, cqe->len_on_first_bd, cqe->placement_offset,
3357                 cqe->tpa_agg_index, cqe->header_len,
3358                 cqe->ext_bd_len_list[0], cqe->ext_bd_len_list[1],
3359                 cqe->ext_bd_len_list[2], cqe->ext_bd_len_list[3],
3360                 cqe->ext_bd_len_list[4]);
3361 
3362 	if (agg_index >= ETH_TPA_MAX_AGGS_NUM) {
3363 		fp->err_rx_tpa_invalid_agg_num++;
3364 		return;
3365 	}
3366 
3367 	sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
3368 	bus_dmamap_sync(ha->rx_tag, sw_rx_data->map, BUS_DMASYNC_POSTREAD);
3369 	mp = sw_rx_data->data;
3370 
3371 	QL_DPRINT7(ha, "[rss_id = %d]: mp = %p \n ", fp->rss_id, mp);
3372 
3373 	if (mp == NULL) {
3374                	QL_DPRINT7(ha, "[%d]: mp = NULL\n", fp->rss_id);
3375 		fp->err_rx_mp_null++;
3376        		rxq->sw_rx_cons = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3377 
3378 		return;
3379 	}
3380 
3381 	if ((le16toh(cqe->pars_flags.flags)) & CQE_FLAGS_ERR) {
3382 
3383 		QL_DPRINT7(ha, "[%d]: CQE in CONS = %u has error,"
3384 			" flags = %x, dropping incoming packet\n", fp->rss_id,
3385 			rxq->sw_rx_cons, le16toh(cqe->pars_flags.flags));
3386 
3387 		fp->err_rx_hw_errors++;
3388 
3389 		qlnx_reuse_rx_data(rxq);
3390 
3391 		QLNX_INC_IERRORS(ifp);
3392 
3393 		return;
3394 	}
3395 
3396 	if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
3397 
3398 		QL_DPRINT7(ha, "[%d]: New buffer allocation failed,"
3399 			" dropping incoming packet and reusing its buffer\n",
3400 			fp->rss_id);
3401 
3402 		fp->err_rx_alloc_errors++;
3403 		QLNX_INC_IQDROPS(ifp);
3404 
3405 		/*
3406 		 * Load the tpa mbuf into the rx ring and save the
3407 		 * posted mbuf
3408 		 */
3409 
3410 		map = sw_rx_data->map;
3411 		addr = sw_rx_data->dma_addr;
3412 
3413 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_prod];
3414 
3415 		sw_rx_data->data = rxq->tpa_info[agg_index].rx_buf.data;
3416 		sw_rx_data->dma_addr = rxq->tpa_info[agg_index].rx_buf.dma_addr;
3417 		sw_rx_data->map = rxq->tpa_info[agg_index].rx_buf.map;
3418 
3419 		rxq->tpa_info[agg_index].rx_buf.data = mp;
3420 		rxq->tpa_info[agg_index].rx_buf.dma_addr = addr;
3421 		rxq->tpa_info[agg_index].rx_buf.map = map;
3422 
3423 		rx_bd = (struct eth_rx_bd *)
3424 				ecore_chain_produce(&rxq->rx_bd_ring);
3425 
3426 		rx_bd->addr.hi = htole32(U64_HI(sw_rx_data->dma_addr));
3427 		rx_bd->addr.lo = htole32(U64_LO(sw_rx_data->dma_addr));
3428 
3429 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
3430 			BUS_DMASYNC_PREREAD);
3431 
3432 		rxq->sw_rx_prod = (rxq->sw_rx_prod + 1) & (RX_RING_SIZE - 1);
3433 		rxq->sw_rx_cons = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3434 
3435 		ecore_chain_consume(&rxq->rx_bd_ring);
3436 
3437 		/* Now reuse any buffers posted in ext_bd_len_list */
3438 		for (i = 0; i < ETH_TPA_CQE_START_LEN_LIST_SIZE; i++) {
3439 
3440 			if (cqe->ext_bd_len_list[i] == 0)
3441 				break;
3442 
3443 			qlnx_reuse_rx_data(rxq);
3444 		}
3445 
3446 		rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_ERROR;
3447 		return;
3448 	}
3449 
3450 	if (rxq->tpa_info[agg_index].agg_state != QLNX_AGG_STATE_NONE) {
3451 
3452 		QL_DPRINT7(ha, "[%d]: invalid aggregation state,"
3453 			" dropping incoming packet and reusing its buffer\n",
3454 			fp->rss_id);
3455 
3456 		QLNX_INC_IQDROPS(ifp);
3457 
3458 		/* if we already have mbuf head in aggregation free it */
3459 		if (rxq->tpa_info[agg_index].mpf) {
3460 			m_freem(rxq->tpa_info[agg_index].mpf);
3461 			rxq->tpa_info[agg_index].mpl = NULL;
3462 		}
3463 		rxq->tpa_info[agg_index].mpf = mp;
3464 		rxq->tpa_info[agg_index].mpl = NULL;
3465 
3466 		rxq->sw_rx_cons = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3467 		ecore_chain_consume(&rxq->rx_bd_ring);
3468 
3469 		/* Now reuse any buffers posted in ext_bd_len_list */
3470 		for (i = 0; i < ETH_TPA_CQE_START_LEN_LIST_SIZE; i++) {
3471 
3472 			if (cqe->ext_bd_len_list[i] == 0)
3473 				break;
3474 
3475 			qlnx_reuse_rx_data(rxq);
3476 		}
3477 		rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_ERROR;
3478 
3479 		return;
3480 	}
3481 
3482 	/*
3483 	 * first process the ext_bd_len_list
3484 	 * if this fails then we simply drop the packet
3485 	 */
3486 	ecore_chain_consume(&rxq->rx_bd_ring);
3487 	rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3488 
3489 	for (i = 0; i < ETH_TPA_CQE_START_LEN_LIST_SIZE; i++) {
3490 
3491 		QL_DPRINT7(ha, "[%d]: 4\n ", fp->rss_id);
3492 
3493 		if (cqe->ext_bd_len_list[i] == 0)
3494 			break;
3495 
3496 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
3497 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
3498 			BUS_DMASYNC_POSTREAD);
3499 
3500 		mpc = sw_rx_data->data;
3501 
3502 		if (mpc == NULL) {
3503 			QL_DPRINT7(ha, "[%d]: mpc = NULL\n", fp->rss_id);
3504 			fp->err_rx_mp_null++;
3505 			if (mpf != NULL)
3506 				m_freem(mpf);
3507 			mpf = mpl = NULL;
3508 			rxq->tpa_info[agg_index].agg_state =
3509 						QLNX_AGG_STATE_ERROR;
3510 			ecore_chain_consume(&rxq->rx_bd_ring);
3511 			rxq->sw_rx_cons =
3512 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3513 			continue;
3514 		}
3515 
3516 		if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
3517 			QL_DPRINT7(ha, "[%d]: New buffer allocation failed,"
3518 				" dropping incoming packet and reusing its"
3519 				" buffer\n", fp->rss_id);
3520 
3521 			qlnx_reuse_rx_data(rxq);
3522 
3523 			if (mpf != NULL)
3524 				m_freem(mpf);
3525 			mpf = mpl = NULL;
3526 
3527 			rxq->tpa_info[agg_index].agg_state =
3528 						QLNX_AGG_STATE_ERROR;
3529 
3530 			ecore_chain_consume(&rxq->rx_bd_ring);
3531 			rxq->sw_rx_cons =
3532 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3533 
3534 			continue;
3535 		}
3536 
3537 		mpc->m_flags &= ~M_PKTHDR;
3538 		mpc->m_next = NULL;
3539 		mpc->m_len = cqe->ext_bd_len_list[i];
3540 
3541 
3542 		if (mpf == NULL) {
3543 			mpf = mpl = mpc;
3544 		} else {
3545 			mpl->m_len = ha->rx_buf_size;
3546 			mpl->m_next = mpc;
3547 			mpl = mpc;
3548 		}
3549 
3550 		ecore_chain_consume(&rxq->rx_bd_ring);
3551 		rxq->sw_rx_cons =
3552 			(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3553 	}
3554 
3555 	if (rxq->tpa_info[agg_index].agg_state != QLNX_AGG_STATE_NONE) {
3556 
3557 		QL_DPRINT7(ha, "[%d]: invalid aggregation state, dropping"
3558 			" incoming packet and reusing its buffer\n",
3559 			fp->rss_id);
3560 
3561 		QLNX_INC_IQDROPS(ifp);
3562 
3563 		rxq->tpa_info[agg_index].mpf = mp;
3564 		rxq->tpa_info[agg_index].mpl = NULL;
3565 
3566 		return;
3567 	}
3568 
3569         rxq->tpa_info[agg_index].placement_offset = cqe->placement_offset;
3570 
3571         if (mpf != NULL) {
3572                 mp->m_len = ha->rx_buf_size;
3573                 mp->m_next = mpf;
3574                 rxq->tpa_info[agg_index].mpf = mp;
3575                 rxq->tpa_info[agg_index].mpl = mpl;
3576         } else {
3577                 mp->m_len = cqe->len_on_first_bd + cqe->placement_offset;
3578                 rxq->tpa_info[agg_index].mpf = mp;
3579                 rxq->tpa_info[agg_index].mpl = mp;
3580                 mp->m_next = NULL;
3581         }
3582 
3583 	mp->m_flags |= M_PKTHDR;
3584 
3585 	/* assign packet to this interface interface */
3586 	mp->m_pkthdr.rcvif = ifp;
3587 
3588 	/* assume no hardware checksum has complated */
3589 	mp->m_pkthdr.csum_flags = 0;
3590 
3591 	//mp->m_pkthdr.flowid = fp->rss_id;
3592 	mp->m_pkthdr.flowid = cqe->rss_hash;
3593 
3594 #if __FreeBSD_version >= 1100000
3595 
3596 	hash_type = cqe->bitfields &
3597 			(ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_MASK <<
3598 			ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_SHIFT);
3599 
3600 	switch (hash_type) {
3601 
3602 	case RSS_HASH_TYPE_IPV4:
3603 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV4);
3604 		break;
3605 
3606 	case RSS_HASH_TYPE_TCP_IPV4:
3607 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV4);
3608 		break;
3609 
3610 	case RSS_HASH_TYPE_IPV6:
3611 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV6);
3612 		break;
3613 
3614 	case RSS_HASH_TYPE_TCP_IPV6:
3615 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV6);
3616 		break;
3617 
3618 	default:
3619 		M_HASHTYPE_SET(mp, M_HASHTYPE_OPAQUE);
3620 		break;
3621 	}
3622 
3623 #else
3624 	mp->m_flags |= M_FLOWID;
3625 #endif
3626 
3627 	mp->m_pkthdr.csum_flags |= (CSUM_IP_CHECKED | CSUM_IP_VALID |
3628 					CSUM_DATA_VALID | CSUM_PSEUDO_HDR);
3629 
3630 	mp->m_pkthdr.csum_data = 0xFFFF;
3631 
3632 	if (CQE_HAS_VLAN(cqe->pars_flags.flags)) {
3633 		mp->m_pkthdr.ether_vtag = le16toh(cqe->vlan_tag);
3634 		mp->m_flags |= M_VLANTAG;
3635 	}
3636 
3637 	rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_START;
3638 
3639         QL_DPRINT7(ha, "[%d]: 5\n\tagg_state = %d\n\t mpf = %p mpl = %p\n",
3640 		fp->rss_id, rxq->tpa_info[agg_index].agg_state,
3641                 rxq->tpa_info[agg_index].mpf, rxq->tpa_info[agg_index].mpl);
3642 
3643 	return;
3644 }
3645 
3646 static void
3647 qlnx_tpa_cont(qlnx_host_t *ha, struct qlnx_fastpath *fp,
3648 	struct qlnx_rx_queue *rxq,
3649 	struct eth_fast_path_rx_tpa_cont_cqe *cqe)
3650 {
3651 	struct sw_rx_data	*sw_rx_data;
3652 	int			i;
3653 	struct mbuf		*mpf = NULL, *mpl = NULL, *mpc = NULL;
3654 	struct mbuf		*mp;
3655 	uint32_t		agg_index;
3656 	device_t		dev;
3657 
3658 	dev = ha->pci_dev;
3659 
3660         QL_DPRINT7(ha, "[%d]: enter\n \
3661                 \t type = 0x%x\n \
3662                 \t tpa_agg_index = 0x%x\n \
3663                 \t len_list[0] = 0x%x\n \
3664                 \t len_list[1] = 0x%x\n \
3665                 \t len_list[2] = 0x%x\n \
3666                 \t len_list[3] = 0x%x\n \
3667                 \t len_list[4] = 0x%x\n \
3668                 \t len_list[5] = 0x%x\n",
3669                 fp->rss_id, cqe->type, cqe->tpa_agg_index,
3670                 cqe->len_list[0], cqe->len_list[1], cqe->len_list[2],
3671                 cqe->len_list[3], cqe->len_list[4], cqe->len_list[5]);
3672 
3673 	agg_index = cqe->tpa_agg_index;
3674 
3675 	if (agg_index >= ETH_TPA_MAX_AGGS_NUM) {
3676 		QL_DPRINT7(ha, "[%d]: 0\n ", fp->rss_id);
3677 		fp->err_rx_tpa_invalid_agg_num++;
3678 		return;
3679 	}
3680 
3681 
3682 	for (i = 0; i < ETH_TPA_CQE_CONT_LEN_LIST_SIZE; i++) {
3683 
3684 		QL_DPRINT7(ha, "[%d]: 1\n ", fp->rss_id);
3685 
3686 		if (cqe->len_list[i] == 0)
3687 			break;
3688 
3689 		if (rxq->tpa_info[agg_index].agg_state !=
3690 			QLNX_AGG_STATE_START) {
3691 			qlnx_reuse_rx_data(rxq);
3692 			continue;
3693 		}
3694 
3695 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
3696 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
3697 			BUS_DMASYNC_POSTREAD);
3698 
3699 		mpc = sw_rx_data->data;
3700 
3701 		if (mpc == NULL) {
3702 
3703 			QL_DPRINT7(ha, "[%d]: mpc = NULL\n", fp->rss_id);
3704 
3705 			fp->err_rx_mp_null++;
3706 			if (mpf != NULL)
3707 				m_freem(mpf);
3708 			mpf = mpl = NULL;
3709 			rxq->tpa_info[agg_index].agg_state =
3710 						QLNX_AGG_STATE_ERROR;
3711 			ecore_chain_consume(&rxq->rx_bd_ring);
3712 			rxq->sw_rx_cons =
3713 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3714 			continue;
3715 		}
3716 
3717 		if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
3718 
3719 			QL_DPRINT7(ha, "[%d]: New buffer allocation failed,"
3720 				" dropping incoming packet and reusing its"
3721 				" buffer\n", fp->rss_id);
3722 
3723 			qlnx_reuse_rx_data(rxq);
3724 
3725 			if (mpf != NULL)
3726 				m_freem(mpf);
3727 			mpf = mpl = NULL;
3728 
3729 			rxq->tpa_info[agg_index].agg_state =
3730 						QLNX_AGG_STATE_ERROR;
3731 
3732 			ecore_chain_consume(&rxq->rx_bd_ring);
3733 			rxq->sw_rx_cons =
3734 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3735 
3736 			continue;
3737 		}
3738 
3739 		mpc->m_flags &= ~M_PKTHDR;
3740 		mpc->m_next = NULL;
3741 		mpc->m_len = cqe->len_list[i];
3742 
3743 
3744 		if (mpf == NULL) {
3745 			mpf = mpl = mpc;
3746 		} else {
3747 			mpl->m_len = ha->rx_buf_size;
3748 			mpl->m_next = mpc;
3749 			mpl = mpc;
3750 		}
3751 
3752 		ecore_chain_consume(&rxq->rx_bd_ring);
3753 		rxq->sw_rx_cons =
3754 			(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3755 	}
3756 
3757         QL_DPRINT7(ha, "[%d]: 2\n" "\tmpf = %p mpl = %p\n",
3758                   fp->rss_id, mpf, mpl);
3759 
3760 	if (mpf != NULL) {
3761 		mp = rxq->tpa_info[agg_index].mpl;
3762 		mp->m_len = ha->rx_buf_size;
3763 		mp->m_next = mpf;
3764 		rxq->tpa_info[agg_index].mpl = mpl;
3765 	}
3766 
3767 	return;
3768 }
3769 
3770 static int
3771 qlnx_tpa_end(qlnx_host_t *ha, struct qlnx_fastpath *fp,
3772 	struct qlnx_rx_queue *rxq,
3773 	struct eth_fast_path_rx_tpa_end_cqe *cqe)
3774 {
3775 	struct sw_rx_data	*sw_rx_data;
3776 	int			i;
3777 	struct mbuf		*mpf = NULL, *mpl = NULL, *mpc = NULL;
3778 	struct mbuf		*mp;
3779 	uint32_t		agg_index;
3780 	uint32_t		len = 0;
3781         struct ifnet		*ifp = ha->ifp;
3782 	device_t		dev;
3783 
3784 	dev = ha->pci_dev;
3785 
3786         QL_DPRINT7(ha, "[%d]: enter\n \
3787                 \t type = 0x%x\n \
3788                 \t tpa_agg_index = 0x%x\n \
3789                 \t total_packet_len = 0x%x\n \
3790                 \t num_of_bds = 0x%x\n \
3791                 \t end_reason = 0x%x\n \
3792                 \t num_of_coalesced_segs = 0x%x\n \
3793                 \t ts_delta = 0x%x\n \
3794                 \t len_list[0] = 0x%x\n \
3795                 \t len_list[1] = 0x%x\n \
3796                 \t len_list[2] = 0x%x\n \
3797                 \t len_list[3] = 0x%x\n",
3798                  fp->rss_id, cqe->type, cqe->tpa_agg_index,
3799                 cqe->total_packet_len, cqe->num_of_bds,
3800                 cqe->end_reason, cqe->num_of_coalesced_segs, cqe->ts_delta,
3801                 cqe->len_list[0], cqe->len_list[1], cqe->len_list[2],
3802                 cqe->len_list[3]);
3803 
3804 	agg_index = cqe->tpa_agg_index;
3805 
3806 	if (agg_index >= ETH_TPA_MAX_AGGS_NUM) {
3807 
3808 		QL_DPRINT7(ha, "[%d]: 0\n ", fp->rss_id);
3809 
3810 		fp->err_rx_tpa_invalid_agg_num++;
3811 		return (0);
3812 	}
3813 
3814 
3815 	for (i = 0; i < ETH_TPA_CQE_END_LEN_LIST_SIZE; i++) {
3816 
3817 		QL_DPRINT7(ha, "[%d]: 1\n ", fp->rss_id);
3818 
3819 		if (cqe->len_list[i] == 0)
3820 			break;
3821 
3822 		if (rxq->tpa_info[agg_index].agg_state !=
3823 			QLNX_AGG_STATE_START) {
3824 
3825 			QL_DPRINT7(ha, "[%d]: 2\n ", fp->rss_id);
3826 
3827 			qlnx_reuse_rx_data(rxq);
3828 			continue;
3829 		}
3830 
3831 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
3832 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
3833 			BUS_DMASYNC_POSTREAD);
3834 
3835 		mpc = sw_rx_data->data;
3836 
3837 		if (mpc == NULL) {
3838 
3839 			QL_DPRINT7(ha, "[%d]: mpc = NULL\n", fp->rss_id);
3840 
3841 			fp->err_rx_mp_null++;
3842 			if (mpf != NULL)
3843 				m_freem(mpf);
3844 			mpf = mpl = NULL;
3845 			rxq->tpa_info[agg_index].agg_state =
3846 						QLNX_AGG_STATE_ERROR;
3847 			ecore_chain_consume(&rxq->rx_bd_ring);
3848 			rxq->sw_rx_cons =
3849 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3850 			continue;
3851 		}
3852 
3853 		if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
3854 			QL_DPRINT7(ha, "[%d]: New buffer allocation failed,"
3855 				" dropping incoming packet and reusing its"
3856 				" buffer\n", fp->rss_id);
3857 
3858 			qlnx_reuse_rx_data(rxq);
3859 
3860 			if (mpf != NULL)
3861 				m_freem(mpf);
3862 			mpf = mpl = NULL;
3863 
3864 			rxq->tpa_info[agg_index].agg_state =
3865 						QLNX_AGG_STATE_ERROR;
3866 
3867 			ecore_chain_consume(&rxq->rx_bd_ring);
3868 			rxq->sw_rx_cons =
3869 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3870 
3871 			continue;
3872 		}
3873 
3874 		mpc->m_flags &= ~M_PKTHDR;
3875 		mpc->m_next = NULL;
3876 		mpc->m_len = cqe->len_list[i];
3877 
3878 
3879 		if (mpf == NULL) {
3880 			mpf = mpl = mpc;
3881 		} else {
3882 			mpl->m_len = ha->rx_buf_size;
3883 			mpl->m_next = mpc;
3884 			mpl = mpc;
3885 		}
3886 
3887 		ecore_chain_consume(&rxq->rx_bd_ring);
3888 		rxq->sw_rx_cons =
3889 			(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3890 	}
3891 
3892 	QL_DPRINT7(ha, "[%d]: 5\n ", fp->rss_id);
3893 
3894 	if (mpf != NULL) {
3895 
3896 		QL_DPRINT7(ha, "[%d]: 6\n ", fp->rss_id);
3897 
3898 		mp = rxq->tpa_info[agg_index].mpl;
3899 		mp->m_len = ha->rx_buf_size;
3900 		mp->m_next = mpf;
3901 	}
3902 
3903 	if (rxq->tpa_info[agg_index].agg_state != QLNX_AGG_STATE_START) {
3904 
3905 		QL_DPRINT7(ha, "[%d]: 7\n ", fp->rss_id);
3906 
3907 		if (rxq->tpa_info[agg_index].mpf != NULL)
3908 			m_freem(rxq->tpa_info[agg_index].mpf);
3909 		rxq->tpa_info[agg_index].mpf = NULL;
3910 		rxq->tpa_info[agg_index].mpl = NULL;
3911 		rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_NONE;
3912 		return (0);
3913 	}
3914 
3915 	mp = rxq->tpa_info[agg_index].mpf;
3916 	m_adj(mp, rxq->tpa_info[agg_index].placement_offset);
3917 	mp->m_pkthdr.len = cqe->total_packet_len;
3918 
3919 	if (mp->m_next  == NULL)
3920 		mp->m_len = mp->m_pkthdr.len;
3921 	else {
3922 		/* compute the total packet length */
3923 		mpf = mp;
3924 		while (mpf != NULL) {
3925 			len += mpf->m_len;
3926 			mpf = mpf->m_next;
3927 		}
3928 
3929 		if (cqe->total_packet_len > len) {
3930 			mpl = rxq->tpa_info[agg_index].mpl;
3931 			mpl->m_len += (cqe->total_packet_len - len);
3932 		}
3933 	}
3934 
3935 	QLNX_INC_IPACKETS(ifp);
3936 	QLNX_INC_IBYTES(ifp, (cqe->total_packet_len));
3937 
3938         QL_DPRINT7(ha, "[%d]: 8 csum_data = 0x%x csum_flags = 0x%lx\n \
3939 		m_len = 0x%x m_pkthdr_len = 0x%x\n",
3940                 fp->rss_id, mp->m_pkthdr.csum_data,
3941                 mp->m_pkthdr.csum_flags, mp->m_len, mp->m_pkthdr.len);
3942 
3943 	(*ifp->if_input)(ifp, mp);
3944 
3945 	rxq->tpa_info[agg_index].mpf = NULL;
3946 	rxq->tpa_info[agg_index].mpl = NULL;
3947 	rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_NONE;
3948 
3949 	return (cqe->num_of_coalesced_segs);
3950 }
3951 
3952 static int
3953 qlnx_rx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp, int budget,
3954 	int lro_enable)
3955 {
3956         uint16_t		hw_comp_cons, sw_comp_cons;
3957         int			rx_pkt = 0;
3958         struct qlnx_rx_queue	*rxq = fp->rxq;
3959         struct ifnet		*ifp = ha->ifp;
3960 	struct ecore_dev	*cdev = &ha->cdev;
3961 	struct ecore_hwfn       *p_hwfn;
3962 
3963 #ifdef QLNX_SOFT_LRO
3964 	struct lro_ctrl		*lro;
3965 
3966 	lro = &rxq->lro;
3967 #endif /* #ifdef QLNX_SOFT_LRO */
3968 
3969         hw_comp_cons = le16toh(*rxq->hw_cons_ptr);
3970         sw_comp_cons = ecore_chain_get_cons_idx(&rxq->rx_comp_ring);
3971 
3972 	p_hwfn = &ha->cdev.hwfns[(fp->rss_id % cdev->num_hwfns)];
3973 
3974         /* Memory barrier to prevent the CPU from doing speculative reads of CQE
3975          * / BD in the while-loop before reading hw_comp_cons. If the CQE is
3976          * read before it is written by FW, then FW writes CQE and SB, and then
3977          * the CPU reads the hw_comp_cons, it will use an old CQE.
3978          */
3979 
3980         /* Loop to complete all indicated BDs */
3981         while (sw_comp_cons != hw_comp_cons) {
3982                 union eth_rx_cqe		*cqe;
3983                 struct eth_fast_path_rx_reg_cqe	*fp_cqe;
3984                 struct sw_rx_data		*sw_rx_data;
3985 		register struct mbuf		*mp;
3986                 enum eth_rx_cqe_type		cqe_type;
3987                 uint16_t			len, pad, len_on_first_bd;
3988                 uint8_t				*data;
3989 #if __FreeBSD_version >= 1100000
3990 		uint8_t				hash_type;
3991 #endif /* #if __FreeBSD_version >= 1100000 */
3992 
3993                 /* Get the CQE from the completion ring */
3994                 cqe = (union eth_rx_cqe *)
3995                         ecore_chain_consume(&rxq->rx_comp_ring);
3996                 cqe_type = cqe->fast_path_regular.type;
3997 
3998                 if (cqe_type == ETH_RX_CQE_TYPE_SLOW_PATH) {
3999                         QL_DPRINT3(ha, "Got a slowath CQE\n");
4000 
4001                         ecore_eth_cqe_completion(p_hwfn,
4002                                         (struct eth_slow_path_rx_cqe *)cqe);
4003                         goto next_cqe;
4004                 }
4005 
4006 		if (cqe_type != ETH_RX_CQE_TYPE_REGULAR) {
4007 
4008 			switch (cqe_type) {
4009 
4010 			case ETH_RX_CQE_TYPE_TPA_START:
4011 				qlnx_tpa_start(ha, fp, rxq,
4012 					&cqe->fast_path_tpa_start);
4013 				fp->tpa_start++;
4014 				break;
4015 
4016 			case ETH_RX_CQE_TYPE_TPA_CONT:
4017 				qlnx_tpa_cont(ha, fp, rxq,
4018 					&cqe->fast_path_tpa_cont);
4019 				fp->tpa_cont++;
4020 				break;
4021 
4022 			case ETH_RX_CQE_TYPE_TPA_END:
4023 				rx_pkt += qlnx_tpa_end(ha, fp, rxq,
4024 						&cqe->fast_path_tpa_end);
4025 				fp->tpa_end++;
4026 				break;
4027 
4028 			default:
4029 				break;
4030 			}
4031 
4032                         goto next_cqe;
4033 		}
4034 
4035                 /* Get the data from the SW ring */
4036                 sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
4037                 mp = sw_rx_data->data;
4038 
4039 		if (mp == NULL) {
4040                 	QL_DPRINT1(ha, "mp = NULL\n");
4041 			fp->err_rx_mp_null++;
4042         		rxq->sw_rx_cons  =
4043 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4044 			goto next_cqe;
4045 		}
4046 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4047 			BUS_DMASYNC_POSTREAD);
4048 
4049                 /* non GRO */
4050                 fp_cqe = &cqe->fast_path_regular;/* MK CR TPA check assembly */
4051                 len =  le16toh(fp_cqe->pkt_len);
4052                 pad = fp_cqe->placement_offset;
4053 
4054 		QL_DPRINT3(ha, "CQE type = %x, flags = %x, vlan = %x,"
4055 			" len %u, parsing flags = %d pad  = %d\n",
4056 			cqe_type, fp_cqe->bitfields,
4057 			le16toh(fp_cqe->vlan_tag),
4058 			len, le16toh(fp_cqe->pars_flags.flags), pad);
4059 
4060 		data = mtod(mp, uint8_t *);
4061 		data = data + pad;
4062 
4063 		if (0)
4064 			qlnx_dump_buf8(ha, __func__, data, len);
4065 
4066                 /* For every Rx BD consumed, we allocate a new BD so the BD ring
4067                  * is always with a fixed size. If allocation fails, we take the
4068                  * consumed BD and return it to the ring in the PROD position.
4069                  * The packet that was received on that BD will be dropped (and
4070                  * not passed to the upper stack).
4071                  */
4072 		/* If this is an error packet then drop it */
4073 		if ((le16toh(cqe->fast_path_regular.pars_flags.flags)) &
4074 			CQE_FLAGS_ERR) {
4075 
4076 			QL_DPRINT1(ha, "CQE in CONS = %u has error, flags = %x,"
4077 				" dropping incoming packet\n", sw_comp_cons,
4078 			le16toh(cqe->fast_path_regular.pars_flags.flags));
4079 			fp->err_rx_hw_errors++;
4080 
4081                         qlnx_reuse_rx_data(rxq);
4082 
4083 			QLNX_INC_IERRORS(ifp);
4084 
4085 			goto next_cqe;
4086 		}
4087 
4088                 if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4089 
4090                         QL_DPRINT1(ha, "New buffer allocation failed, dropping"
4091 				" incoming packet and reusing its buffer\n");
4092                         qlnx_reuse_rx_data(rxq);
4093 
4094                         fp->err_rx_alloc_errors++;
4095 
4096 			QLNX_INC_IQDROPS(ifp);
4097 
4098                         goto next_cqe;
4099                 }
4100 
4101                 ecore_chain_consume(&rxq->rx_bd_ring);
4102 
4103 		len_on_first_bd = fp_cqe->len_on_first_bd;
4104 		m_adj(mp, pad);
4105 		mp->m_pkthdr.len = len;
4106 
4107 		QL_DPRINT1(ha, "len = %d len_on_first_bd = %d\n",
4108 			   len, len_on_first_bd);
4109 		if ((len > 60 ) && (len > len_on_first_bd)) {
4110 
4111 			mp->m_len = len_on_first_bd;
4112 
4113 			if (qlnx_rx_jumbo_chain(ha, fp, mp,
4114 				(len - len_on_first_bd)) != 0) {
4115 
4116 				m_freem(mp);
4117 
4118 				QLNX_INC_IQDROPS(ifp);
4119 
4120                         	goto next_cqe;
4121 			}
4122 
4123 		} else if (len_on_first_bd < len) {
4124 			fp->err_rx_jumbo_chain_pkts++;
4125 		} else {
4126 			mp->m_len = len;
4127 		}
4128 
4129 		mp->m_flags |= M_PKTHDR;
4130 
4131 		/* assign packet to this interface interface */
4132 		mp->m_pkthdr.rcvif = ifp;
4133 
4134 		/* assume no hardware checksum has complated */
4135 		mp->m_pkthdr.csum_flags = 0;
4136 
4137 		mp->m_pkthdr.flowid = fp_cqe->rss_hash;
4138 
4139 #if __FreeBSD_version >= 1100000
4140 
4141 		hash_type = fp_cqe->bitfields &
4142 				(ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_MASK <<
4143 				ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_SHIFT);
4144 
4145 		switch (hash_type) {
4146 
4147 		case RSS_HASH_TYPE_IPV4:
4148 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV4);
4149 			break;
4150 
4151 		case RSS_HASH_TYPE_TCP_IPV4:
4152 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV4);
4153 			break;
4154 
4155 		case RSS_HASH_TYPE_IPV6:
4156 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV6);
4157 			break;
4158 
4159 		case RSS_HASH_TYPE_TCP_IPV6:
4160 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV6);
4161 			break;
4162 
4163 		default:
4164 			M_HASHTYPE_SET(mp, M_HASHTYPE_OPAQUE);
4165 			break;
4166 		}
4167 
4168 #else
4169 		mp->m_flags |= M_FLOWID;
4170 #endif
4171 
4172 		if (CQE_L3_PACKET(fp_cqe->pars_flags.flags)) {
4173 			mp->m_pkthdr.csum_flags |= CSUM_IP_CHECKED;
4174 		}
4175 
4176 		if (!(CQE_IP_HDR_ERR(fp_cqe->pars_flags.flags))) {
4177 			mp->m_pkthdr.csum_flags |= CSUM_IP_VALID;
4178 		}
4179 
4180 		if (CQE_L4_HAS_CSUM(fp_cqe->pars_flags.flags)) {
4181 			mp->m_pkthdr.csum_data = 0xFFFF;
4182 			mp->m_pkthdr.csum_flags |=
4183 				(CSUM_DATA_VALID | CSUM_PSEUDO_HDR);
4184 		}
4185 
4186 		if (CQE_HAS_VLAN(fp_cqe->pars_flags.flags)) {
4187 			mp->m_pkthdr.ether_vtag = le16toh(fp_cqe->vlan_tag);
4188 			mp->m_flags |= M_VLANTAG;
4189 		}
4190 
4191 		QLNX_INC_IPACKETS(ifp);
4192 		QLNX_INC_IBYTES(ifp, len);
4193 
4194 #ifdef QLNX_SOFT_LRO
4195 
4196 		if (lro_enable) {
4197 
4198 #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO)
4199 
4200 			tcp_lro_queue_mbuf(lro, mp);
4201 
4202 #else
4203 
4204 			if (tcp_lro_rx(lro, mp, 0))
4205 				(*ifp->if_input)(ifp, mp);
4206 
4207 #endif /* #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO) */
4208 
4209 		} else {
4210 			(*ifp->if_input)(ifp, mp);
4211 		}
4212 #else
4213 
4214 		(*ifp->if_input)(ifp, mp);
4215 
4216 #endif /* #ifdef QLNX_SOFT_LRO */
4217 
4218                 rx_pkt++;
4219 
4220         	rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4221 
4222 next_cqe:	/* don't consume bd rx buffer */
4223                 ecore_chain_recycle_consumed(&rxq->rx_comp_ring);
4224                 sw_comp_cons = ecore_chain_get_cons_idx(&rxq->rx_comp_ring);
4225 
4226 		/* CR TPA - revisit how to handle budget in TPA perhaps
4227 		   increase on "end" */
4228                 if (rx_pkt == budget)
4229                         break;
4230         } /* repeat while sw_comp_cons != hw_comp_cons... */
4231 
4232         /* Update producers */
4233         qlnx_update_rx_prod(p_hwfn, rxq);
4234 
4235         return rx_pkt;
4236 }
4237 
4238 /*
4239  * fast path interrupt
4240  */
4241 
4242 static void
4243 qlnx_fp_isr(void *arg)
4244 {
4245         qlnx_ivec_t		*ivec = arg;
4246         qlnx_host_t		*ha;
4247         struct qlnx_fastpath	*fp = NULL;
4248         int			idx;
4249 
4250         ha = ivec->ha;
4251 
4252         if (ha->state != QLNX_STATE_OPEN) {
4253                 return;
4254         }
4255 
4256         idx = ivec->rss_idx;
4257 
4258         if ((idx = ivec->rss_idx) >= ha->num_rss) {
4259                 QL_DPRINT1(ha, "illegal interrupt[%d]\n", idx);
4260                 ha->err_illegal_intr++;
4261                 return;
4262         }
4263         fp = &ha->fp_array[idx];
4264 
4265         if (fp == NULL) {
4266                 ha->err_fp_null++;
4267         } else {
4268                 ecore_sb_ack(fp->sb_info, IGU_INT_DISABLE, 0);
4269 		if (fp->fp_taskqueue != NULL)
4270 			taskqueue_enqueue(fp->fp_taskqueue, &fp->fp_task);
4271         }
4272 
4273         return;
4274 }
4275 
4276 
4277 /*
4278  * slow path interrupt processing function
4279  * can be invoked in polled mode or in interrupt mode via taskqueue.
4280  */
4281 void
4282 qlnx_sp_isr(void *arg)
4283 {
4284 	struct ecore_hwfn	*p_hwfn;
4285 	qlnx_host_t		*ha;
4286 
4287 	p_hwfn = arg;
4288 
4289 	ha = (qlnx_host_t *)p_hwfn->p_dev;
4290 
4291 	ha->sp_interrupts++;
4292 
4293 	QL_DPRINT2(ha, "enter\n");
4294 
4295 	ecore_int_sp_dpc(p_hwfn);
4296 
4297 	QL_DPRINT2(ha, "exit\n");
4298 
4299 	return;
4300 }
4301 
4302 /*****************************************************************************
4303  * Support Functions for DMA'able Memory
4304  *****************************************************************************/
4305 
4306 static void
4307 qlnx_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
4308 {
4309         *((bus_addr_t *)arg) = 0;
4310 
4311         if (error) {
4312                 printf("%s: bus_dmamap_load failed (%d)\n", __func__, error);
4313                 return;
4314         }
4315 
4316         *((bus_addr_t *)arg) = segs[0].ds_addr;
4317 
4318         return;
4319 }
4320 
4321 static int
4322 qlnx_alloc_dmabuf(qlnx_host_t *ha, qlnx_dma_t *dma_buf)
4323 {
4324         int             ret = 0;
4325         device_t        dev;
4326         bus_addr_t      b_addr;
4327 
4328         dev = ha->pci_dev;
4329 
4330         ret = bus_dma_tag_create(
4331                         ha->parent_tag,/* parent */
4332                         dma_buf->alignment,
4333                         ((bus_size_t)(1ULL << 32)),/* boundary */
4334                         BUS_SPACE_MAXADDR,      /* lowaddr */
4335                         BUS_SPACE_MAXADDR,      /* highaddr */
4336                         NULL, NULL,             /* filter, filterarg */
4337                         dma_buf->size,          /* maxsize */
4338                         1,                      /* nsegments */
4339                         dma_buf->size,          /* maxsegsize */
4340                         0,                      /* flags */
4341                         NULL, NULL,             /* lockfunc, lockarg */
4342                         &dma_buf->dma_tag);
4343 
4344         if (ret) {
4345                 QL_DPRINT1(ha, "could not create dma tag\n");
4346                 goto qlnx_alloc_dmabuf_exit;
4347         }
4348         ret = bus_dmamem_alloc(dma_buf->dma_tag,
4349                         (void **)&dma_buf->dma_b,
4350                         (BUS_DMA_ZERO | BUS_DMA_COHERENT | BUS_DMA_NOWAIT),
4351                         &dma_buf->dma_map);
4352         if (ret) {
4353                 bus_dma_tag_destroy(dma_buf->dma_tag);
4354                 QL_DPRINT1(ha, "bus_dmamem_alloc failed\n");
4355                 goto qlnx_alloc_dmabuf_exit;
4356         }
4357 
4358         ret = bus_dmamap_load(dma_buf->dma_tag,
4359                         dma_buf->dma_map,
4360                         dma_buf->dma_b,
4361                         dma_buf->size,
4362                         qlnx_dmamap_callback,
4363                         &b_addr, BUS_DMA_NOWAIT);
4364 
4365         if (ret || !b_addr) {
4366                 bus_dma_tag_destroy(dma_buf->dma_tag);
4367                 bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b,
4368                         dma_buf->dma_map);
4369                 ret = -1;
4370                 goto qlnx_alloc_dmabuf_exit;
4371         }
4372 
4373         dma_buf->dma_addr = b_addr;
4374 
4375 qlnx_alloc_dmabuf_exit:
4376 
4377         return ret;
4378 }
4379 
4380 static void
4381 qlnx_free_dmabuf(qlnx_host_t *ha, qlnx_dma_t *dma_buf)
4382 {
4383 	bus_dmamap_unload(dma_buf->dma_tag, dma_buf->dma_map);
4384         bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b, dma_buf->dma_map);
4385         bus_dma_tag_destroy(dma_buf->dma_tag);
4386 	return;
4387 }
4388 
4389 void *
4390 qlnx_dma_alloc_coherent(void *ecore_dev, bus_addr_t *phys, uint32_t size)
4391 {
4392 	qlnx_dma_t	dma_buf;
4393 	qlnx_dma_t	*dma_p;
4394 	qlnx_host_t	*ha;
4395 	device_t        dev;
4396 
4397 	ha = (qlnx_host_t *)ecore_dev;
4398 	dev = ha->pci_dev;
4399 
4400 	size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
4401 
4402 	memset(&dma_buf, 0, sizeof (qlnx_dma_t));
4403 
4404 	dma_buf.size = size + PAGE_SIZE;
4405 	dma_buf.alignment = 8;
4406 
4407 	if (qlnx_alloc_dmabuf((qlnx_host_t *)ecore_dev, &dma_buf) != 0)
4408 		return (NULL);
4409 	bzero((uint8_t *)dma_buf.dma_b, dma_buf.size);
4410 
4411 	*phys = dma_buf.dma_addr;
4412 
4413 	dma_p = (qlnx_dma_t *)((uint8_t *)dma_buf.dma_b + size);
4414 
4415 	memcpy(dma_p, &dma_buf, sizeof(qlnx_dma_t));
4416 /*
4417 	QL_DPRINT5(ha, "[%p %p %p %p 0x%08x ]\n",
4418 		(void *)dma_buf.dma_map, (void *)dma_buf.dma_tag,
4419 		dma_buf.dma_b, (void *)dma_buf.dma_addr, size);
4420 */
4421 	return (dma_buf.dma_b);
4422 }
4423 
4424 void
4425 qlnx_dma_free_coherent(void *ecore_dev, void *v_addr, bus_addr_t phys,
4426 	uint32_t size)
4427 {
4428 	qlnx_dma_t dma_buf, *dma_p;
4429 	qlnx_host_t	*ha;
4430 	device_t        dev;
4431 
4432 	ha = (qlnx_host_t *)ecore_dev;
4433 	dev = ha->pci_dev;
4434 
4435 	if (v_addr == NULL)
4436 		return;
4437 
4438 	size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
4439 
4440 	dma_p = (qlnx_dma_t *)((uint8_t *)v_addr + size);
4441 /*
4442 	QL_DPRINT5(ha, "[%p %p %p %p 0x%08x ]\n",
4443 		(void *)dma_p->dma_map, (void *)dma_p->dma_tag,
4444 		dma_p->dma_b, (void *)dma_p->dma_addr, size);
4445 */
4446 	dma_buf = *dma_p;
4447 
4448 	qlnx_free_dmabuf((qlnx_host_t *)ecore_dev, &dma_buf);
4449 	return;
4450 }
4451 
4452 static int
4453 qlnx_alloc_parent_dma_tag(qlnx_host_t *ha)
4454 {
4455         int             ret;
4456         device_t        dev;
4457 
4458         dev = ha->pci_dev;
4459 
4460         /*
4461          * Allocate parent DMA Tag
4462          */
4463         ret = bus_dma_tag_create(
4464                         bus_get_dma_tag(dev),   /* parent */
4465                         1,((bus_size_t)(1ULL << 32)),/* alignment, boundary */
4466                         BUS_SPACE_MAXADDR,      /* lowaddr */
4467                         BUS_SPACE_MAXADDR,      /* highaddr */
4468                         NULL, NULL,             /* filter, filterarg */
4469                         BUS_SPACE_MAXSIZE_32BIT,/* maxsize */
4470                         0,                      /* nsegments */
4471                         BUS_SPACE_MAXSIZE_32BIT,/* maxsegsize */
4472                         0,                      /* flags */
4473                         NULL, NULL,             /* lockfunc, lockarg */
4474                         &ha->parent_tag);
4475 
4476         if (ret) {
4477                 QL_DPRINT1(ha, "could not create parent dma tag\n");
4478                 return (-1);
4479         }
4480 
4481         ha->flags.parent_tag = 1;
4482 
4483         return (0);
4484 }
4485 
4486 static void
4487 qlnx_free_parent_dma_tag(qlnx_host_t *ha)
4488 {
4489         if (ha->parent_tag != NULL) {
4490                 bus_dma_tag_destroy(ha->parent_tag);
4491 		ha->parent_tag = NULL;
4492         }
4493 	return;
4494 }
4495 
4496 static int
4497 qlnx_alloc_tx_dma_tag(qlnx_host_t *ha)
4498 {
4499         if (bus_dma_tag_create(NULL,    /* parent */
4500                 1, 0,    /* alignment, bounds */
4501                 BUS_SPACE_MAXADDR,       /* lowaddr */
4502                 BUS_SPACE_MAXADDR,       /* highaddr */
4503                 NULL, NULL,      /* filter, filterarg */
4504                 QLNX_MAX_TSO_FRAME_SIZE,     /* maxsize */
4505                 QLNX_MAX_SEGMENTS,        /* nsegments */
4506                 (PAGE_SIZE * 4),        /* maxsegsize */
4507                 BUS_DMA_ALLOCNOW,        /* flags */
4508                 NULL,    /* lockfunc */
4509                 NULL,    /* lockfuncarg */
4510                 &ha->tx_tag)) {
4511 
4512                 QL_DPRINT1(ha, "tx_tag alloc failed\n");
4513                 return (-1);
4514         }
4515 
4516 	return (0);
4517 }
4518 
4519 static void
4520 qlnx_free_tx_dma_tag(qlnx_host_t *ha)
4521 {
4522         if (ha->tx_tag != NULL) {
4523                 bus_dma_tag_destroy(ha->tx_tag);
4524 		ha->tx_tag = NULL;
4525         }
4526 	return;
4527 }
4528 
4529 static int
4530 qlnx_alloc_rx_dma_tag(qlnx_host_t *ha)
4531 {
4532         if (bus_dma_tag_create(NULL,    /* parent */
4533                         1, 0,    /* alignment, bounds */
4534                         BUS_SPACE_MAXADDR,       /* lowaddr */
4535                         BUS_SPACE_MAXADDR,       /* highaddr */
4536                         NULL, NULL,      /* filter, filterarg */
4537                         MJUM9BYTES,     /* maxsize */
4538                         1,        /* nsegments */
4539                         MJUM9BYTES,        /* maxsegsize */
4540                         BUS_DMA_ALLOCNOW,        /* flags */
4541                         NULL,    /* lockfunc */
4542                         NULL,    /* lockfuncarg */
4543                         &ha->rx_tag)) {
4544 
4545                 QL_DPRINT1(ha, " rx_tag alloc failed\n");
4546 
4547                 return (-1);
4548         }
4549 	return (0);
4550 }
4551 
4552 static void
4553 qlnx_free_rx_dma_tag(qlnx_host_t *ha)
4554 {
4555         if (ha->rx_tag != NULL) {
4556                 bus_dma_tag_destroy(ha->rx_tag);
4557 		ha->rx_tag = NULL;
4558         }
4559 	return;
4560 }
4561 
4562 /*********************************
4563  * Exported functions
4564  *********************************/
4565 uint32_t
4566 qlnx_pci_bus_get_bar_size(void *ecore_dev, uint8_t bar_id)
4567 {
4568 	uint32_t bar_size;
4569 
4570 	bar_id = bar_id * 2;
4571 
4572 	bar_size = bus_get_resource_count(((qlnx_host_t *)ecore_dev)->pci_dev,
4573 				SYS_RES_MEMORY,
4574 				PCIR_BAR(bar_id));
4575 
4576 	return (bar_size);
4577 }
4578 
4579 uint32_t
4580 qlnx_pci_read_config_byte(void *ecore_dev, uint32_t pci_reg, uint8_t *reg_value)
4581 {
4582 	*reg_value = pci_read_config(((qlnx_host_t *)ecore_dev)->pci_dev,
4583 				pci_reg, 1);
4584 	return 0;
4585 }
4586 
4587 uint32_t
4588 qlnx_pci_read_config_word(void *ecore_dev, uint32_t pci_reg,
4589 	uint16_t *reg_value)
4590 {
4591 	*reg_value = pci_read_config(((qlnx_host_t *)ecore_dev)->pci_dev,
4592 				pci_reg, 2);
4593 	return 0;
4594 }
4595 
4596 uint32_t
4597 qlnx_pci_read_config_dword(void *ecore_dev, uint32_t pci_reg,
4598 	uint32_t *reg_value)
4599 {
4600 	*reg_value = pci_read_config(((qlnx_host_t *)ecore_dev)->pci_dev,
4601 				pci_reg, 4);
4602 	return 0;
4603 }
4604 
4605 void
4606 qlnx_pci_write_config_byte(void *ecore_dev, uint32_t pci_reg, uint8_t reg_value)
4607 {
4608 	pci_write_config(((qlnx_host_t *)ecore_dev)->pci_dev,
4609 		pci_reg, reg_value, 1);
4610 	return;
4611 }
4612 
4613 void
4614 qlnx_pci_write_config_word(void *ecore_dev, uint32_t pci_reg,
4615 	uint16_t reg_value)
4616 {
4617 	pci_write_config(((qlnx_host_t *)ecore_dev)->pci_dev,
4618 		pci_reg, reg_value, 2);
4619 	return;
4620 }
4621 
4622 void
4623 qlnx_pci_write_config_dword(void *ecore_dev, uint32_t pci_reg,
4624 	uint32_t reg_value)
4625 {
4626 	pci_write_config(((qlnx_host_t *)ecore_dev)->pci_dev,
4627 		pci_reg, reg_value, 4);
4628 	return;
4629 }
4630 
4631 
4632 int
4633 qlnx_pci_find_capability(void *ecore_dev, int cap)
4634 {
4635 	int		reg;
4636 	qlnx_host_t	*ha;
4637 
4638 	ha = ecore_dev;
4639 
4640 	if (pci_find_cap(ha->pci_dev, PCIY_EXPRESS, &reg) == 0)
4641 		return reg;
4642 	else {
4643 		QL_DPRINT1(ha, "failed\n");
4644 		return 0;
4645 	}
4646 }
4647 
4648 uint32_t
4649 qlnx_reg_rd32(void *hwfn, uint32_t reg_addr)
4650 {
4651 	uint32_t		data32;
4652 	struct ecore_dev	*cdev;
4653 	struct ecore_hwfn	*p_hwfn;
4654 
4655 	p_hwfn = hwfn;
4656 
4657 	cdev = p_hwfn->p_dev;
4658 
4659 	reg_addr = (uint32_t)((uint8_t *)(p_hwfn->regview) -
4660 			(uint8_t *)(cdev->regview)) + reg_addr;
4661 
4662 	data32 = bus_read_4(((qlnx_host_t *)cdev)->pci_reg, reg_addr);
4663 
4664 	return (data32);
4665 }
4666 
4667 void
4668 qlnx_reg_wr32(void *hwfn, uint32_t reg_addr, uint32_t value)
4669 {
4670 	struct ecore_dev	*cdev;
4671 	struct ecore_hwfn	*p_hwfn;
4672 
4673 	p_hwfn = hwfn;
4674 
4675 	cdev = p_hwfn->p_dev;
4676 
4677 	reg_addr = (uint32_t)((uint8_t *)(p_hwfn->regview) -
4678 			(uint8_t *)(cdev->regview)) + reg_addr;
4679 
4680 	bus_write_4(((qlnx_host_t *)cdev)->pci_reg, reg_addr, value);
4681 
4682 	return;
4683 }
4684 
4685 void
4686 qlnx_reg_wr16(void *hwfn, uint32_t reg_addr, uint16_t value)
4687 {
4688 	struct ecore_dev	*cdev;
4689 	struct ecore_hwfn	*p_hwfn;
4690 
4691 	p_hwfn = hwfn;
4692 
4693 	cdev = p_hwfn->p_dev;
4694 
4695 	reg_addr = (uint32_t)((uint8_t *)(p_hwfn->regview) -
4696 			(uint8_t *)(cdev->regview)) + reg_addr;
4697 
4698 	bus_write_2(((qlnx_host_t *)cdev)->pci_reg, reg_addr, value);
4699 
4700 	return;
4701 }
4702 
4703 void
4704 qlnx_dbell_wr32(void *hwfn, uint32_t reg_addr, uint32_t value)
4705 {
4706 	struct ecore_dev	*cdev;
4707 	struct ecore_hwfn	*p_hwfn;
4708 
4709 	p_hwfn = hwfn;
4710 
4711 	cdev = p_hwfn->p_dev;
4712 
4713 	reg_addr = (uint32_t)((uint8_t *)(p_hwfn->doorbells) -
4714 			(uint8_t *)(cdev->doorbells)) + reg_addr;
4715 
4716 	bus_write_4(((qlnx_host_t *)cdev)->pci_dbells, reg_addr, value);
4717 
4718 	return;
4719 }
4720 
4721 uint32_t
4722 qlnx_direct_reg_rd32(void *p_hwfn, uint32_t *reg_addr)
4723 {
4724 	uint32_t		data32;
4725 	uint32_t		offset;
4726 	struct ecore_dev	*cdev;
4727 
4728 	cdev = ((struct ecore_hwfn *)p_hwfn)->p_dev;
4729 	offset = (uint32_t)((uint8_t *)reg_addr - (uint8_t *)(cdev->regview));
4730 
4731 	data32 = bus_read_4(((qlnx_host_t *)cdev)->pci_reg, offset);
4732 
4733 	return (data32);
4734 }
4735 
4736 void
4737 qlnx_direct_reg_wr32(void *p_hwfn, void *reg_addr, uint32_t value)
4738 {
4739 	uint32_t		offset;
4740 	struct ecore_dev	*cdev;
4741 
4742 	cdev = ((struct ecore_hwfn *)p_hwfn)->p_dev;
4743 	offset = (uint32_t)((uint8_t *)reg_addr - (uint8_t *)(cdev->regview));
4744 
4745 	bus_write_4(((qlnx_host_t *)cdev)->pci_reg, offset, value);
4746 
4747 	return;
4748 }
4749 
4750 void *
4751 qlnx_zalloc(uint32_t size)
4752 {
4753 	caddr_t	va;
4754 
4755 	va = malloc((unsigned long)size, M_QLNXBUF, M_NOWAIT);
4756 	bzero(va, size);
4757 	return ((void *)va);
4758 }
4759 
4760 void
4761 qlnx_barrier(void *p_hwfn)
4762 {
4763 	qlnx_host_t	*ha;
4764 
4765 	ha = (qlnx_host_t *)((struct ecore_hwfn *)p_hwfn)->p_dev;
4766 	bus_barrier(ha->pci_reg,  0, 0, BUS_SPACE_BARRIER_WRITE);
4767 }
4768 
4769 void
4770 qlnx_link_update(void *p_hwfn)
4771 {
4772 	qlnx_host_t	*ha;
4773 	int		prev_link_state;
4774 
4775 	ha = (qlnx_host_t *)((struct ecore_hwfn *)p_hwfn)->p_dev;
4776 
4777 	qlnx_fill_link(p_hwfn, &ha->if_link);
4778 
4779 	prev_link_state = ha->link_up;
4780 	ha->link_up = ha->if_link.link_up;
4781 
4782         if (prev_link_state !=  ha->link_up) {
4783                 if (ha->link_up) {
4784                         if_link_state_change(ha->ifp, LINK_STATE_UP);
4785                 } else {
4786                         if_link_state_change(ha->ifp, LINK_STATE_DOWN);
4787                 }
4788         }
4789         return;
4790 }
4791 
4792 void
4793 qlnx_fill_link(struct ecore_hwfn *hwfn, struct qlnx_link_output *if_link)
4794 {
4795 	struct ecore_mcp_link_params    link_params;
4796 	struct ecore_mcp_link_state     link_state;
4797 
4798 	memset(if_link, 0, sizeof(*if_link));
4799 	memset(&link_params, 0, sizeof(struct ecore_mcp_link_params));
4800 	memset(&link_state, 0, sizeof(struct ecore_mcp_link_state));
4801 
4802 	/* Prepare source inputs */
4803 	/* we only deal with physical functions */
4804 	memcpy(&link_params, ecore_mcp_get_link_params(hwfn),
4805 		sizeof(link_params));
4806 	memcpy(&link_state, ecore_mcp_get_link_state(hwfn),
4807 		sizeof(link_state));
4808 
4809 	ecore_mcp_get_media_type(hwfn->p_dev, &if_link->media_type);
4810 
4811 	/* Set the link parameters to pass to protocol driver */
4812 	if (link_state.link_up) {
4813 		if_link->link_up = true;
4814 		if_link->speed = link_state.speed;
4815 	}
4816 
4817 	if_link->supported_caps = QLNX_LINK_CAP_FIBRE;
4818 
4819 	if (link_params.speed.autoneg)
4820 		if_link->supported_caps |= QLNX_LINK_CAP_Autoneg;
4821 
4822 	if (link_params.pause.autoneg ||
4823 		(link_params.pause.forced_rx && link_params.pause.forced_tx))
4824 		if_link->supported_caps |= QLNX_LINK_CAP_Asym_Pause;
4825 
4826 	if (link_params.pause.autoneg || link_params.pause.forced_rx ||
4827 		link_params.pause.forced_tx)
4828 		if_link->supported_caps |= QLNX_LINK_CAP_Pause;
4829 
4830 	if (link_params.speed.advertised_speeds &
4831 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_1G)
4832 		if_link->supported_caps |= QLNX_LINK_CAP_1000baseT_Half |
4833                                            QLNX_LINK_CAP_1000baseT_Full;
4834 
4835 	if (link_params.speed.advertised_speeds &
4836 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_10G)
4837 		if_link->supported_caps |= QLNX_LINK_CAP_10000baseKR_Full;
4838 
4839 	if (link_params.speed.advertised_speeds &
4840 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_25G)
4841 		if_link->supported_caps |= QLNX_LINK_CAP_25000baseKR_Full;
4842 
4843 	if (link_params.speed.advertised_speeds &
4844 		NVM_CFG1_PORT_DRV_LINK_SPEED_40G)
4845 		if_link->supported_caps |= QLNX_LINK_CAP_40000baseLR4_Full;
4846 
4847 	if (link_params.speed.advertised_speeds &
4848 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_50G)
4849 		if_link->supported_caps |= QLNX_LINK_CAP_50000baseKR2_Full;
4850 
4851 	if (link_params.speed.advertised_speeds &
4852 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_BB_100G)
4853 		if_link->supported_caps |= QLNX_LINK_CAP_100000baseKR4_Full;
4854 
4855 	if_link->advertised_caps = if_link->supported_caps;
4856 
4857 	if_link->autoneg = link_params.speed.autoneg;
4858 	if_link->duplex = QLNX_LINK_DUPLEX;
4859 
4860 	/* Link partner capabilities */
4861 
4862 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_1G_HD)
4863 		if_link->link_partner_caps |= QLNX_LINK_CAP_1000baseT_Half;
4864 
4865 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_1G_FD)
4866 		if_link->link_partner_caps |= QLNX_LINK_CAP_1000baseT_Full;
4867 
4868 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_10G)
4869 		if_link->link_partner_caps |= QLNX_LINK_CAP_10000baseKR_Full;
4870 
4871 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_25G)
4872 		if_link->link_partner_caps |= QLNX_LINK_CAP_25000baseKR_Full;
4873 
4874 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_40G)
4875 		if_link->link_partner_caps |= QLNX_LINK_CAP_40000baseLR4_Full;
4876 
4877 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_50G)
4878 		if_link->link_partner_caps |= QLNX_LINK_CAP_50000baseKR2_Full;
4879 
4880 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_100G)
4881 		if_link->link_partner_caps |= QLNX_LINK_CAP_100000baseKR4_Full;
4882 
4883 	if (link_state.an_complete)
4884 		if_link->link_partner_caps |= QLNX_LINK_CAP_Autoneg;
4885 
4886 	if (link_state.partner_adv_pause)
4887 		if_link->link_partner_caps |= QLNX_LINK_CAP_Pause;
4888 
4889 	if ((link_state.partner_adv_pause ==
4890 		ECORE_LINK_PARTNER_ASYMMETRIC_PAUSE) ||
4891 		(link_state.partner_adv_pause ==
4892 			ECORE_LINK_PARTNER_BOTH_PAUSE))
4893 		if_link->link_partner_caps |= QLNX_LINK_CAP_Asym_Pause;
4894 
4895 	return;
4896 }
4897 
4898 static int
4899 qlnx_nic_setup(struct ecore_dev *cdev, struct ecore_pf_params *func_params)
4900 {
4901         int	rc, i;
4902 
4903         for (i = 0; i < cdev->num_hwfns; i++) {
4904                 struct ecore_hwfn *p_hwfn = &cdev->hwfns[i];
4905                 p_hwfn->pf_params = *func_params;
4906         }
4907 
4908         rc = ecore_resc_alloc(cdev);
4909         if (rc)
4910                 goto qlnx_nic_setup_exit;
4911 
4912         ecore_resc_setup(cdev);
4913 
4914 qlnx_nic_setup_exit:
4915 
4916         return rc;
4917 }
4918 
4919 static int
4920 qlnx_nic_start(struct ecore_dev *cdev)
4921 {
4922         int				rc;
4923 	struct ecore_hw_init_params	params;
4924 
4925 	bzero(&params, sizeof (struct ecore_hw_init_params));
4926 
4927 	params.p_tunn = NULL;
4928 	params.b_hw_start = true;
4929 	params.int_mode = cdev->int_mode;
4930 	params.allow_npar_tx_switch = true;
4931 	params.bin_fw_data = NULL;
4932 
4933         rc = ecore_hw_init(cdev, &params);
4934         if (rc) {
4935                 ecore_resc_free(cdev);
4936                 return rc;
4937         }
4938 
4939         return 0;
4940 }
4941 
4942 static int
4943 qlnx_slowpath_start(qlnx_host_t *ha)
4944 {
4945 	struct ecore_dev	*cdev;
4946 	struct ecore_pf_params	pf_params;
4947 	int			rc;
4948 
4949 	memset(&pf_params, 0, sizeof(struct ecore_pf_params));
4950 	pf_params.eth_pf_params.num_cons  =
4951 		(ha->num_rss) * (ha->num_tc + 1);
4952 
4953 	cdev = &ha->cdev;
4954 
4955 	rc = qlnx_nic_setup(cdev, &pf_params);
4956         if (rc)
4957                 goto qlnx_slowpath_start_exit;
4958 
4959         cdev->int_mode = ECORE_INT_MODE_MSIX;
4960         cdev->int_coalescing_mode = ECORE_COAL_MODE_ENABLE;
4961 
4962 #ifdef QLNX_MAX_COALESCE
4963 	cdev->rx_coalesce_usecs = 255;
4964 	cdev->tx_coalesce_usecs = 255;
4965 #endif
4966 
4967 	rc = qlnx_nic_start(cdev);
4968 
4969 	ha->rx_coalesce_usecs = cdev->rx_coalesce_usecs;
4970 	ha->tx_coalesce_usecs = cdev->tx_coalesce_usecs;
4971 
4972 qlnx_slowpath_start_exit:
4973 
4974 	return (rc);
4975 }
4976 
4977 static int
4978 qlnx_slowpath_stop(qlnx_host_t *ha)
4979 {
4980 	struct ecore_dev	*cdev;
4981 	device_t		dev = ha->pci_dev;
4982 	int			i;
4983 
4984 	cdev = &ha->cdev;
4985 
4986 	ecore_hw_stop(cdev);
4987 
4988  	for (i = 0; i < ha->cdev.num_hwfns; i++) {
4989 
4990         	if (ha->sp_handle[i])
4991                 	(void)bus_teardown_intr(dev, ha->sp_irq[i],
4992 				ha->sp_handle[i]);
4993 
4994 		ha->sp_handle[i] = NULL;
4995 
4996         	if (ha->sp_irq[i])
4997 			(void) bus_release_resource(dev, SYS_RES_IRQ,
4998 				ha->sp_irq_rid[i], ha->sp_irq[i]);
4999 		ha->sp_irq[i] = NULL;
5000 	}
5001 
5002         ecore_resc_free(cdev);
5003 
5004         return 0;
5005 }
5006 
5007 static void
5008 qlnx_set_id(struct ecore_dev *cdev, char name[NAME_SIZE],
5009 	char ver_str[VER_SIZE])
5010 {
5011         int	i;
5012 
5013         memcpy(cdev->name, name, NAME_SIZE);
5014 
5015         for_each_hwfn(cdev, i) {
5016                 snprintf(cdev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
5017         }
5018 
5019         cdev->drv_type = DRV_ID_DRV_TYPE_FREEBSD;
5020 
5021 	return ;
5022 }
5023 
5024 void
5025 qlnx_get_protocol_stats(void *cdev, int proto_type, void *proto_stats)
5026 {
5027 	enum ecore_mcp_protocol_type	type;
5028 	union ecore_mcp_protocol_stats	*stats;
5029 	struct ecore_eth_stats		eth_stats;
5030 	qlnx_host_t			*ha;
5031 
5032 	ha = cdev;
5033 	stats = proto_stats;
5034 	type = proto_type;
5035 
5036         switch (type) {
5037 
5038         case ECORE_MCP_LAN_STATS:
5039                 ecore_get_vport_stats((struct ecore_dev *)cdev, &eth_stats);
5040                 stats->lan_stats.ucast_rx_pkts = eth_stats.common.rx_ucast_pkts;
5041                 stats->lan_stats.ucast_tx_pkts = eth_stats.common.tx_ucast_pkts;
5042                 stats->lan_stats.fcs_err = -1;
5043                 break;
5044 
5045 	default:
5046 		ha->err_get_proto_invalid_type++;
5047 
5048 		QL_DPRINT1(ha, "invalid protocol type 0x%x\n", type);
5049 		break;
5050 	}
5051 	return;
5052 }
5053 
5054 static int
5055 qlnx_get_mfw_version(qlnx_host_t *ha, uint32_t *mfw_ver)
5056 {
5057 	struct ecore_hwfn	*p_hwfn;
5058 	struct ecore_ptt	*p_ptt;
5059 
5060 	p_hwfn = &ha->cdev.hwfns[0];
5061 	p_ptt = ecore_ptt_acquire(p_hwfn);
5062 
5063 	if (p_ptt ==  NULL) {
5064                 QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
5065                 return (-1);
5066 	}
5067 	ecore_mcp_get_mfw_ver(p_hwfn, p_ptt, mfw_ver, NULL);
5068 
5069 	ecore_ptt_release(p_hwfn, p_ptt);
5070 
5071 	return (0);
5072 }
5073 
5074 static int
5075 qlnx_get_flash_size(qlnx_host_t *ha, uint32_t *flash_size)
5076 {
5077 	struct ecore_hwfn	*p_hwfn;
5078 	struct ecore_ptt	*p_ptt;
5079 
5080 	p_hwfn = &ha->cdev.hwfns[0];
5081 	p_ptt = ecore_ptt_acquire(p_hwfn);
5082 
5083 	if (p_ptt ==  NULL) {
5084                 QL_DPRINT1(ha,"ecore_ptt_acquire failed\n");
5085                 return (-1);
5086 	}
5087 	ecore_mcp_get_flash_size(p_hwfn, p_ptt, flash_size);
5088 
5089 	ecore_ptt_release(p_hwfn, p_ptt);
5090 
5091 	return (0);
5092 }
5093 
5094 static int
5095 qlnx_alloc_mem_arrays(qlnx_host_t *ha)
5096 {
5097 	struct ecore_dev	*cdev;
5098 
5099 	cdev = &ha->cdev;
5100 
5101 	bzero(&ha->txq_array[0], (sizeof(struct qlnx_tx_queue) * QLNX_MAX_RSS));
5102 	bzero(&ha->rxq_array[0], (sizeof(struct qlnx_rx_queue) * QLNX_MAX_RSS));
5103 	bzero(&ha->sb_array[0], (sizeof(struct ecore_sb_info) * QLNX_MAX_RSS));
5104 
5105         return 0;
5106 }
5107 
5108 static void
5109 qlnx_init_fp(qlnx_host_t *ha)
5110 {
5111 	int rss_id, txq_array_index, tc;
5112 
5113 	for (rss_id = 0; rss_id < ha->num_rss; rss_id++) {
5114 
5115 		struct qlnx_fastpath *fp = &ha->fp_array[rss_id];
5116 
5117 		fp->rss_id = rss_id;
5118 		fp->edev = ha;
5119 		fp->sb_info = &ha->sb_array[rss_id];
5120 		fp->rxq = &ha->rxq_array[rss_id];
5121 		fp->rxq->rxq_id = rss_id;
5122 
5123 		for (tc = 0; tc < ha->num_tc; tc++) {
5124                         txq_array_index = tc * ha->num_rss + rss_id;
5125                         fp->txq[tc] = &ha->txq_array[txq_array_index];
5126                         fp->txq[tc]->index = txq_array_index;
5127 		}
5128 
5129 		snprintf(fp->name, sizeof(fp->name), "%s-fp-%d", qlnx_name_str,
5130 			rss_id);
5131 
5132 		fp->tx_ring_full = 0;
5133 
5134 		/* reset all the statistics counters */
5135 
5136 		fp->tx_pkts_processed = 0;
5137 		fp->tx_pkts_freed = 0;
5138 		fp->tx_pkts_transmitted = 0;
5139 		fp->tx_pkts_completed = 0;
5140 		fp->tx_lso_wnd_min_len = 0;
5141 		fp->tx_defrag = 0;
5142 		fp->tx_nsegs_gt_elem_left = 0;
5143 		fp->tx_tso_max_nsegs = 0;
5144 		fp->tx_tso_min_nsegs = 0;
5145 		fp->err_tx_nsegs_gt_elem_left = 0;
5146 		fp->err_tx_dmamap_create = 0;
5147 		fp->err_tx_defrag_dmamap_load = 0;
5148 		fp->err_tx_non_tso_max_seg = 0;
5149 		fp->err_tx_dmamap_load = 0;
5150 		fp->err_tx_defrag = 0;
5151 		fp->err_tx_free_pkt_null = 0;
5152 		fp->err_tx_cons_idx_conflict = 0;
5153 
5154 		fp->rx_pkts = 0;
5155 		fp->err_m_getcl = 0;
5156 		fp->err_m_getjcl = 0;
5157         }
5158 	return;
5159 }
5160 
5161 static void
5162 qlnx_free_mem_sb(qlnx_host_t *ha, struct ecore_sb_info *sb_info)
5163 {
5164 	struct ecore_dev	*cdev;
5165 
5166 	cdev = &ha->cdev;
5167 
5168         if (sb_info->sb_virt) {
5169                 OSAL_DMA_FREE_COHERENT(cdev, ((void *)sb_info->sb_virt),
5170 			(sb_info->sb_phys), (sizeof(*sb_info->sb_virt)));
5171 		sb_info->sb_virt = NULL;
5172 	}
5173 }
5174 
5175 static int
5176 qlnx_sb_init(struct ecore_dev *cdev, struct ecore_sb_info *sb_info,
5177 	void *sb_virt_addr, bus_addr_t sb_phy_addr, u16 sb_id)
5178 {
5179         struct ecore_hwfn	*p_hwfn;
5180         int			hwfn_index, rc;
5181         u16			rel_sb_id;
5182 
5183         hwfn_index = sb_id % cdev->num_hwfns;
5184         p_hwfn = &cdev->hwfns[hwfn_index];
5185         rel_sb_id = sb_id / cdev->num_hwfns;
5186 
5187         QL_DPRINT2(((qlnx_host_t *)cdev),
5188                 "hwfn_index = %d p_hwfn = %p sb_id = 0x%x rel_sb_id = 0x%x \
5189                 sb_info = %p sb_virt_addr = %p sb_phy_addr = %p\n",
5190                 hwfn_index, p_hwfn, sb_id, rel_sb_id, sb_info,
5191                 sb_virt_addr, (void *)sb_phy_addr);
5192 
5193         rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
5194                              sb_virt_addr, sb_phy_addr, rel_sb_id);
5195 
5196         return rc;
5197 }
5198 
5199 /* This function allocates fast-path status block memory */
5200 static int
5201 qlnx_alloc_mem_sb(qlnx_host_t *ha, struct ecore_sb_info *sb_info, u16 sb_id)
5202 {
5203         struct status_block	*sb_virt;
5204         bus_addr_t		sb_phys;
5205         int			rc;
5206 	uint32_t		size;
5207 	struct ecore_dev	*cdev;
5208 
5209 	cdev = &ha->cdev;
5210 
5211 	size = sizeof(*sb_virt);
5212 	sb_virt = OSAL_DMA_ALLOC_COHERENT(cdev, (&sb_phys), size);
5213 
5214         if (!sb_virt) {
5215                 QL_DPRINT1(ha, "Status block allocation failed\n");
5216                 return -ENOMEM;
5217         }
5218 
5219         rc = qlnx_sb_init(cdev, sb_info, sb_virt, sb_phys, sb_id);
5220         if (rc) {
5221                 OSAL_DMA_FREE_COHERENT(cdev, sb_virt, sb_phys, size);
5222         }
5223 
5224 	return rc;
5225 }
5226 
5227 static void
5228 qlnx_free_rx_buffers(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
5229 {
5230         int			i;
5231 	struct sw_rx_data	*rx_buf;
5232 
5233         for (i = 0; i < rxq->num_rx_buffers; i++) {
5234 
5235                 rx_buf = &rxq->sw_rx_ring[i];
5236 
5237 		if (rx_buf->data != NULL) {
5238 			if (rx_buf->map != NULL) {
5239 				bus_dmamap_unload(ha->rx_tag, rx_buf->map);
5240 				bus_dmamap_destroy(ha->rx_tag, rx_buf->map);
5241 				rx_buf->map = NULL;
5242 			}
5243 			m_freem(rx_buf->data);
5244 			rx_buf->data = NULL;
5245 		}
5246         }
5247 	return;
5248 }
5249 
5250 static void
5251 qlnx_free_mem_rxq(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
5252 {
5253 	struct ecore_dev	*cdev;
5254 	int			i;
5255 
5256 	cdev = &ha->cdev;
5257 
5258 	qlnx_free_rx_buffers(ha, rxq);
5259 
5260 	for (i = 0; i < ETH_TPA_MAX_AGGS_NUM; i++) {
5261 		qlnx_free_tpa_mbuf(ha, &rxq->tpa_info[i]);
5262 		if (rxq->tpa_info[i].mpf != NULL)
5263 			m_freem(rxq->tpa_info[i].mpf);
5264 	}
5265 
5266 	bzero((void *)&rxq->sw_rx_ring[0],
5267 		(sizeof (struct sw_rx_data) * RX_RING_SIZE));
5268 
5269         /* Free the real RQ ring used by FW */
5270 	if (rxq->rx_bd_ring.p_virt_addr) {
5271                 ecore_chain_free(cdev, &rxq->rx_bd_ring);
5272                 rxq->rx_bd_ring.p_virt_addr = NULL;
5273         }
5274 
5275         /* Free the real completion ring used by FW */
5276         if (rxq->rx_comp_ring.p_virt_addr &&
5277                         rxq->rx_comp_ring.pbl_sp.p_virt_table) {
5278                 ecore_chain_free(cdev, &rxq->rx_comp_ring);
5279                 rxq->rx_comp_ring.p_virt_addr = NULL;
5280                 rxq->rx_comp_ring.pbl_sp.p_virt_table = NULL;
5281         }
5282 
5283 #ifdef QLNX_SOFT_LRO
5284 	{
5285 		struct lro_ctrl *lro;
5286 
5287 		lro = &rxq->lro;
5288 		tcp_lro_free(lro);
5289 	}
5290 #endif /* #ifdef QLNX_SOFT_LRO */
5291 
5292 	return;
5293 }
5294 
5295 static int
5296 qlnx_alloc_rx_buffer(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
5297 {
5298         register struct mbuf	*mp;
5299         uint16_t		rx_buf_size;
5300         struct sw_rx_data	*sw_rx_data;
5301         struct eth_rx_bd	*rx_bd;
5302         dma_addr_t		dma_addr;
5303 	bus_dmamap_t		map;
5304 	bus_dma_segment_t       segs[1];
5305 	int			nsegs;
5306 	int			ret;
5307 	struct ecore_dev	*cdev;
5308 
5309 	cdev = &ha->cdev;
5310 
5311         rx_buf_size = rxq->rx_buf_size;
5312 
5313 	mp = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, rx_buf_size);
5314 
5315         if (mp == NULL) {
5316                 QL_DPRINT1(ha, "Failed to allocate Rx data\n");
5317                 return -ENOMEM;
5318         }
5319 
5320 	mp->m_len = mp->m_pkthdr.len = rx_buf_size;
5321 
5322 	map = (bus_dmamap_t)0;
5323 
5324 	ret = bus_dmamap_load_mbuf_sg(ha->rx_tag, map, mp, segs, &nsegs,
5325 			BUS_DMA_NOWAIT);
5326 	dma_addr = segs[0].ds_addr;
5327 
5328 	if (ret || !dma_addr || (nsegs != 1)) {
5329 		m_freem(mp);
5330 		QL_DPRINT1(ha, "bus_dmamap_load failed[%d, 0x%016llx, %d]\n",
5331                            ret, (long long unsigned int)dma_addr, nsegs);
5332 		return -ENOMEM;
5333 	}
5334 
5335         sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_prod];
5336         sw_rx_data->data = mp;
5337         sw_rx_data->dma_addr = dma_addr;
5338         sw_rx_data->map = map;
5339 
5340         /* Advance PROD and get BD pointer */
5341         rx_bd = (struct eth_rx_bd *)ecore_chain_produce(&rxq->rx_bd_ring);
5342         rx_bd->addr.hi = htole32(U64_HI(dma_addr));
5343         rx_bd->addr.lo = htole32(U64_LO(dma_addr));
5344 	bus_dmamap_sync(ha->rx_tag, map, BUS_DMASYNC_PREREAD);
5345 
5346         rxq->sw_rx_prod = (rxq->sw_rx_prod + 1) & (RX_RING_SIZE - 1);
5347 
5348         return 0;
5349 }
5350 
5351 static int
5352 qlnx_alloc_tpa_mbuf(qlnx_host_t *ha, uint16_t rx_buf_size,
5353 	struct qlnx_agg_info *tpa)
5354 {
5355 	struct mbuf		*mp;
5356         dma_addr_t		dma_addr;
5357 	bus_dmamap_t		map;
5358 	bus_dma_segment_t       segs[1];
5359 	int			nsegs;
5360 	int			ret;
5361         struct sw_rx_data	*rx_buf;
5362 
5363 	mp = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, rx_buf_size);
5364 
5365         if (mp == NULL) {
5366                 QL_DPRINT1(ha, "Failed to allocate Rx data\n");
5367                 return -ENOMEM;
5368         }
5369 
5370 	mp->m_len = mp->m_pkthdr.len = rx_buf_size;
5371 
5372 	map = (bus_dmamap_t)0;
5373 
5374 	ret = bus_dmamap_load_mbuf_sg(ha->rx_tag, map, mp, segs, &nsegs,
5375 			BUS_DMA_NOWAIT);
5376 	dma_addr = segs[0].ds_addr;
5377 
5378 	if (ret || !dma_addr || (nsegs != 1)) {
5379 		m_freem(mp);
5380 		QL_DPRINT1(ha, "bus_dmamap_load failed[%d, 0x%016llx, %d]\n",
5381 			ret, (long long unsigned int)dma_addr, nsegs);
5382 		return -ENOMEM;
5383 	}
5384 
5385         rx_buf = &tpa->rx_buf;
5386 
5387 	memset(rx_buf, 0, sizeof (struct sw_rx_data));
5388 
5389         rx_buf->data = mp;
5390         rx_buf->dma_addr = dma_addr;
5391         rx_buf->map = map;
5392 
5393 	bus_dmamap_sync(ha->rx_tag, map, BUS_DMASYNC_PREREAD);
5394 
5395 	return (0);
5396 }
5397 
5398 static void
5399 qlnx_free_tpa_mbuf(qlnx_host_t *ha, struct qlnx_agg_info *tpa)
5400 {
5401         struct sw_rx_data	*rx_buf;
5402 
5403 	rx_buf = &tpa->rx_buf;
5404 
5405 	if (rx_buf->data != NULL) {
5406 		if (rx_buf->map != NULL) {
5407 			bus_dmamap_unload(ha->rx_tag, rx_buf->map);
5408 			bus_dmamap_destroy(ha->rx_tag, rx_buf->map);
5409 			rx_buf->map = NULL;
5410 		}
5411 		m_freem(rx_buf->data);
5412 		rx_buf->data = NULL;
5413 	}
5414 	return;
5415 }
5416 
5417 /* This function allocates all memory needed per Rx queue */
5418 static int
5419 qlnx_alloc_mem_rxq(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
5420 {
5421         int			i, rc, num_allocated;
5422 	struct ifnet		*ifp;
5423 	struct ecore_dev	 *cdev;
5424 
5425 	cdev = &ha->cdev;
5426 	ifp = ha->ifp;
5427 
5428         rxq->num_rx_buffers = RX_RING_SIZE;
5429 
5430 	rxq->rx_buf_size = ha->rx_buf_size;
5431 
5432         /* Allocate the parallel driver ring for Rx buffers */
5433 	bzero((void *)&rxq->sw_rx_ring[0],
5434 		(sizeof (struct sw_rx_data) * RX_RING_SIZE));
5435 
5436         /* Allocate FW Rx ring  */
5437 
5438         rc = ecore_chain_alloc(cdev,
5439 			ECORE_CHAIN_USE_TO_CONSUME_PRODUCE,
5440 			ECORE_CHAIN_MODE_NEXT_PTR,
5441 			ECORE_CHAIN_CNT_TYPE_U16,
5442 			RX_RING_SIZE,
5443 			sizeof(struct eth_rx_bd),
5444 			&rxq->rx_bd_ring, NULL);
5445 
5446         if (rc)
5447                 goto err;
5448 
5449         /* Allocate FW completion ring */
5450         rc = ecore_chain_alloc(cdev,
5451                         ECORE_CHAIN_USE_TO_CONSUME,
5452                         ECORE_CHAIN_MODE_PBL,
5453 			ECORE_CHAIN_CNT_TYPE_U16,
5454                         RX_RING_SIZE,
5455                         sizeof(union eth_rx_cqe),
5456                         &rxq->rx_comp_ring, NULL);
5457 
5458         if (rc)
5459                 goto err;
5460 
5461         /* Allocate buffers for the Rx ring */
5462 
5463 	for (i = 0; i < ETH_TPA_MAX_AGGS_NUM; i++) {
5464 		rc = qlnx_alloc_tpa_mbuf(ha, rxq->rx_buf_size,
5465 			&rxq->tpa_info[i]);
5466                 if (rc)
5467                         break;
5468 
5469 	}
5470 
5471         for (i = 0; i < rxq->num_rx_buffers; i++) {
5472                 rc = qlnx_alloc_rx_buffer(ha, rxq);
5473                 if (rc)
5474                         break;
5475         }
5476         num_allocated = i;
5477         if (!num_allocated) {
5478 		QL_DPRINT1(ha, "Rx buffers allocation failed\n");
5479                 goto err;
5480         } else if (num_allocated < rxq->num_rx_buffers) {
5481 		QL_DPRINT1(ha, "Allocated less buffers than"
5482 			" desired (%d allocated)\n", num_allocated);
5483         }
5484 
5485 #ifdef QLNX_SOFT_LRO
5486 
5487 	{
5488 		struct lro_ctrl *lro;
5489 
5490 		lro = &rxq->lro;
5491 
5492 #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO)
5493 		if (tcp_lro_init_args(lro, ifp, 0, rxq->num_rx_buffers)) {
5494 			QL_DPRINT1(ha, "tcp_lro_init[%d] failed\n",
5495 				   rxq->rxq_id);
5496 			goto err;
5497 		}
5498 #else
5499 		if (tcp_lro_init(lro)) {
5500 			QL_DPRINT1(ha, "tcp_lro_init[%d] failed\n",
5501 				   rxq->rxq_id);
5502 			goto err;
5503 		}
5504 #endif /* #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO) */
5505 
5506 		lro->ifp = ha->ifp;
5507 	}
5508 #endif /* #ifdef QLNX_SOFT_LRO */
5509         return 0;
5510 
5511 err:
5512         qlnx_free_mem_rxq(ha, rxq);
5513         return -ENOMEM;
5514 }
5515 
5516 
5517 static void
5518 qlnx_free_mem_txq(qlnx_host_t *ha, struct qlnx_fastpath *fp,
5519 	struct qlnx_tx_queue *txq)
5520 {
5521 	struct ecore_dev	*cdev;
5522 
5523 	cdev = &ha->cdev;
5524 
5525 	bzero((void *)&txq->sw_tx_ring[0],
5526 		(sizeof (struct sw_tx_bd) * TX_RING_SIZE));
5527 
5528         /* Free the real RQ ring used by FW */
5529         if (txq->tx_pbl.p_virt_addr) {
5530                 ecore_chain_free(cdev, &txq->tx_pbl);
5531                 txq->tx_pbl.p_virt_addr = NULL;
5532         }
5533 	return;
5534 }
5535 
5536 /* This function allocates all memory needed per Tx queue */
5537 static int
5538 qlnx_alloc_mem_txq(qlnx_host_t *ha, struct qlnx_fastpath *fp,
5539 	struct qlnx_tx_queue *txq)
5540 {
5541         int			ret = ECORE_SUCCESS;
5542         union eth_tx_bd_types	*p_virt;
5543 	struct ecore_dev	*cdev;
5544 
5545 	cdev = &ha->cdev;
5546 
5547 	bzero((void *)&txq->sw_tx_ring[0],
5548 		(sizeof (struct sw_tx_bd) * TX_RING_SIZE));
5549 
5550         /* Allocate the real Tx ring to be used by FW */
5551         ret = ecore_chain_alloc(cdev,
5552                         ECORE_CHAIN_USE_TO_CONSUME_PRODUCE,
5553                         ECORE_CHAIN_MODE_PBL,
5554 			ECORE_CHAIN_CNT_TYPE_U16,
5555                         TX_RING_SIZE,
5556                         sizeof(*p_virt),
5557                         &txq->tx_pbl, NULL);
5558 
5559         if (ret != ECORE_SUCCESS) {
5560                 goto err;
5561         }
5562 
5563 	txq->num_tx_buffers = TX_RING_SIZE;
5564 
5565         return 0;
5566 
5567 err:
5568         qlnx_free_mem_txq(ha, fp, txq);
5569         return -ENOMEM;
5570 }
5571 
5572 static void
5573 qlnx_free_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp)
5574 {
5575 	struct mbuf	*mp;
5576 	struct ifnet	*ifp = ha->ifp;
5577 
5578 	if (mtx_initialized(&fp->tx_mtx)) {
5579 
5580 		if (fp->tx_br != NULL) {
5581 
5582 			mtx_lock(&fp->tx_mtx);
5583 
5584 			while ((mp = drbr_dequeue(ifp, fp->tx_br)) != NULL) {
5585 				fp->tx_pkts_freed++;
5586 				m_freem(mp);
5587 			}
5588 
5589 			mtx_unlock(&fp->tx_mtx);
5590 
5591 			buf_ring_free(fp->tx_br, M_DEVBUF);
5592 			fp->tx_br = NULL;
5593 		}
5594 		mtx_destroy(&fp->tx_mtx);
5595 	}
5596 	return;
5597 }
5598 
5599 static void
5600 qlnx_free_mem_fp(qlnx_host_t *ha, struct qlnx_fastpath *fp)
5601 {
5602         int	tc;
5603 
5604         qlnx_free_mem_sb(ha, fp->sb_info);
5605 
5606         qlnx_free_mem_rxq(ha, fp->rxq);
5607 
5608         for (tc = 0; tc < ha->num_tc; tc++)
5609                 qlnx_free_mem_txq(ha, fp, fp->txq[tc]);
5610 
5611 	return;
5612 }
5613 
5614 static int
5615 qlnx_alloc_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp)
5616 {
5617 	snprintf(fp->tx_mtx_name, sizeof(fp->tx_mtx_name),
5618 		"qlnx%d_fp%d_tx_mq_lock", ha->dev_unit, fp->rss_id);
5619 
5620 	mtx_init(&fp->tx_mtx, fp->tx_mtx_name, NULL, MTX_DEF);
5621 
5622         fp->tx_br = buf_ring_alloc(TX_RING_SIZE, M_DEVBUF,
5623                                    M_NOWAIT, &fp->tx_mtx);
5624         if (fp->tx_br == NULL) {
5625 		QL_DPRINT1(ha, "buf_ring_alloc failed for fp[%d, %d]\n",
5626 			ha->dev_unit, fp->rss_id);
5627 		return -ENOMEM;
5628         }
5629 	return 0;
5630 }
5631 
5632 static int
5633 qlnx_alloc_mem_fp(qlnx_host_t *ha, struct qlnx_fastpath *fp)
5634 {
5635         int	rc, tc;
5636 
5637         rc = qlnx_alloc_mem_sb(ha, fp->sb_info, fp->rss_id);
5638         if (rc)
5639                 goto err;
5640 
5641 	if (ha->rx_jumbo_buf_eq_mtu) {
5642 		if (ha->max_frame_size <= MCLBYTES)
5643 			ha->rx_buf_size = MCLBYTES;
5644 		else if (ha->max_frame_size <= MJUMPAGESIZE)
5645 			ha->rx_buf_size = MJUMPAGESIZE;
5646 		else if (ha->max_frame_size <= MJUM9BYTES)
5647 			ha->rx_buf_size = MJUM9BYTES;
5648 		else if (ha->max_frame_size <= MJUM16BYTES)
5649 			ha->rx_buf_size = MJUM16BYTES;
5650 	} else {
5651 		if (ha->max_frame_size <= MCLBYTES)
5652 			ha->rx_buf_size = MCLBYTES;
5653 		else
5654 			ha->rx_buf_size = MJUMPAGESIZE;
5655 	}
5656 
5657         rc = qlnx_alloc_mem_rxq(ha, fp->rxq);
5658         if (rc)
5659                 goto err;
5660 
5661         for (tc = 0; tc < ha->num_tc; tc++) {
5662                 rc = qlnx_alloc_mem_txq(ha, fp, fp->txq[tc]);
5663                 if (rc)
5664                         goto err;
5665         }
5666 
5667         return 0;
5668 
5669 err:
5670         qlnx_free_mem_fp(ha, fp);
5671         return -ENOMEM;
5672 }
5673 
5674 static void
5675 qlnx_free_mem_load(qlnx_host_t *ha)
5676 {
5677         int			i;
5678 	struct ecore_dev	*cdev;
5679 
5680 	cdev = &ha->cdev;
5681 
5682         for (i = 0; i < ha->num_rss; i++) {
5683                 struct qlnx_fastpath *fp = &ha->fp_array[i];
5684 
5685                 qlnx_free_mem_fp(ha, fp);
5686         }
5687 	return;
5688 }
5689 
5690 static int
5691 qlnx_alloc_mem_load(qlnx_host_t *ha)
5692 {
5693         int	rc = 0, rss_id;
5694 
5695         for (rss_id = 0; rss_id < ha->num_rss; rss_id++) {
5696                 struct qlnx_fastpath *fp = &ha->fp_array[rss_id];
5697 
5698                 rc = qlnx_alloc_mem_fp(ha, fp);
5699                 if (rc)
5700                         break;
5701         }
5702 	return (rc);
5703 }
5704 
5705 static int
5706 qlnx_start_vport(struct ecore_dev *cdev,
5707                 u8 vport_id,
5708                 u16 mtu,
5709                 u8 drop_ttl0_flg,
5710                 u8 inner_vlan_removal_en_flg,
5711 		u8 tx_switching,
5712 		u8 hw_lro_enable)
5713 {
5714         int					rc, i;
5715 	struct ecore_sp_vport_start_params	vport_start_params = { 0 };
5716 	qlnx_host_t				*ha;
5717 
5718 	ha = (qlnx_host_t *)cdev;
5719 
5720 	vport_start_params.remove_inner_vlan = inner_vlan_removal_en_flg;
5721 	vport_start_params.tx_switching = 0;
5722 	vport_start_params.handle_ptp_pkts = 0;
5723 	vport_start_params.only_untagged = 0;
5724 	vport_start_params.drop_ttl0 = drop_ttl0_flg;
5725 
5726 	vport_start_params.tpa_mode =
5727 		(hw_lro_enable ? ECORE_TPA_MODE_RSC : ECORE_TPA_MODE_NONE);
5728 	vport_start_params.max_buffers_per_cqe = QLNX_TPA_MAX_AGG_BUFFERS;
5729 
5730 	vport_start_params.vport_id = vport_id;
5731 	vport_start_params.mtu = mtu;
5732 
5733 
5734 	QL_DPRINT2(ha, "Setting mtu to %d and VPORT ID = %d\n", mtu, vport_id);
5735 
5736         for_each_hwfn(cdev, i) {
5737                 struct ecore_hwfn *p_hwfn = &cdev->hwfns[i];
5738 
5739 		vport_start_params.concrete_fid = p_hwfn->hw_info.concrete_fid;
5740 		vport_start_params.opaque_fid = p_hwfn->hw_info.opaque_fid;
5741 
5742                 rc = ecore_sp_vport_start(p_hwfn, &vport_start_params);
5743 
5744                 if (rc) {
5745 			QL_DPRINT1(ha, "Failed to start VPORT V-PORT %d"
5746 				" with MTU %d\n" , vport_id, mtu);
5747                         return -ENOMEM;
5748                 }
5749 
5750                 ecore_hw_start_fastpath(p_hwfn);
5751 
5752 		QL_DPRINT2(ha, "Started V-PORT %d with MTU %d\n",
5753 			vport_id, mtu);
5754         }
5755         return 0;
5756 }
5757 
5758 
5759 static int
5760 qlnx_update_vport(struct ecore_dev *cdev,
5761 	struct qlnx_update_vport_params *params)
5762 {
5763         struct ecore_sp_vport_update_params	sp_params;
5764         int					rc, i, j, fp_index;
5765 	struct ecore_hwfn			*p_hwfn;
5766         struct ecore_rss_params			*rss;
5767 	qlnx_host_t				*ha = (qlnx_host_t *)cdev;
5768         struct qlnx_fastpath			*fp;
5769 
5770         memset(&sp_params, 0, sizeof(sp_params));
5771         /* Translate protocol params into sp params */
5772         sp_params.vport_id = params->vport_id;
5773 
5774         sp_params.update_vport_active_rx_flg =
5775 		params->update_vport_active_rx_flg;
5776         sp_params.vport_active_rx_flg = params->vport_active_rx_flg;
5777 
5778         sp_params.update_vport_active_tx_flg =
5779 		params->update_vport_active_tx_flg;
5780         sp_params.vport_active_tx_flg = params->vport_active_tx_flg;
5781 
5782         sp_params.update_inner_vlan_removal_flg =
5783                 params->update_inner_vlan_removal_flg;
5784         sp_params.inner_vlan_removal_flg = params->inner_vlan_removal_flg;
5785 
5786 	sp_params.sge_tpa_params = params->sge_tpa_params;
5787 
5788         /* RSS - is a bit tricky, since upper-layer isn't familiar with hwfns.
5789          * We need to re-fix the rss values per engine for CMT.
5790          */
5791 	if (params->rss_params->update_rss_config)
5792         sp_params.rss_params = params->rss_params;
5793 	else
5794 		sp_params.rss_params =  NULL;
5795 
5796         for_each_hwfn(cdev, i) {
5797 
5798 		p_hwfn = &cdev->hwfns[i];
5799 
5800 		if ((cdev->num_hwfns > 1) &&
5801 			params->rss_params->update_rss_config &&
5802 			params->rss_params->rss_enable) {
5803 
5804 			rss = params->rss_params;
5805 
5806 			for (j = 0; j < ECORE_RSS_IND_TABLE_SIZE; j++) {
5807 
5808 				fp_index = ((cdev->num_hwfns * j) + i) %
5809 						ha->num_rss;
5810 
5811                 		fp = &ha->fp_array[fp_index];
5812                         	rss->rss_ind_table[j] = fp->rxq->handle;
5813 			}
5814 
5815 			for (j = 0; j < ECORE_RSS_IND_TABLE_SIZE;) {
5816 				QL_DPRINT3(ha, "%p %p %p %p %p %p %p %p \n",
5817 					rss->rss_ind_table[j],
5818 					rss->rss_ind_table[j+1],
5819 					rss->rss_ind_table[j+2],
5820 					rss->rss_ind_table[j+3],
5821 					rss->rss_ind_table[j+4],
5822 					rss->rss_ind_table[j+5],
5823 					rss->rss_ind_table[j+6],
5824 					rss->rss_ind_table[j+7]);
5825 					j += 8;
5826 			}
5827 		}
5828 
5829                 sp_params.opaque_fid = p_hwfn->hw_info.opaque_fid;
5830 
5831 		QL_DPRINT1(ha, "Update sp vport ID=%d\n", params->vport_id);
5832 
5833                 rc = ecore_sp_vport_update(p_hwfn, &sp_params,
5834                                            ECORE_SPQ_MODE_EBLOCK, NULL);
5835                 if (rc) {
5836 			QL_DPRINT1(ha, "Failed to update VPORT\n");
5837                         return rc;
5838                 }
5839 
5840                 QL_DPRINT2(ha, "Updated V-PORT %d: tx_active_flag %d, \
5841 			rx_active_flag %d [tx_update %d], [rx_update %d]\n",
5842 			params->vport_id, params->vport_active_tx_flg,
5843 			params->vport_active_rx_flg,
5844 			params->update_vport_active_tx_flg,
5845 			params->update_vport_active_rx_flg);
5846         }
5847 
5848         return 0;
5849 }
5850 
5851 static void
5852 qlnx_reuse_rx_data(struct qlnx_rx_queue *rxq)
5853 {
5854         struct eth_rx_bd	*rx_bd_cons =
5855 					ecore_chain_consume(&rxq->rx_bd_ring);
5856         struct eth_rx_bd	*rx_bd_prod =
5857 					ecore_chain_produce(&rxq->rx_bd_ring);
5858         struct sw_rx_data	*sw_rx_data_cons =
5859 					&rxq->sw_rx_ring[rxq->sw_rx_cons];
5860         struct sw_rx_data	*sw_rx_data_prod =
5861 					&rxq->sw_rx_ring[rxq->sw_rx_prod];
5862 
5863         sw_rx_data_prod->data = sw_rx_data_cons->data;
5864         memcpy(rx_bd_prod, rx_bd_cons, sizeof(struct eth_rx_bd));
5865 
5866         rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
5867         rxq->sw_rx_prod  = (rxq->sw_rx_prod + 1) & (RX_RING_SIZE - 1);
5868 
5869 	return;
5870 }
5871 
5872 static void
5873 qlnx_update_rx_prod(struct ecore_hwfn *p_hwfn, struct qlnx_rx_queue *rxq)
5874 {
5875 
5876         uint16_t	 	bd_prod;
5877         uint16_t		cqe_prod;
5878 	union {
5879 		struct eth_rx_prod_data rx_prod_data;
5880 		uint32_t		data32;
5881 	} rx_prods;
5882 
5883         bd_prod = ecore_chain_get_prod_idx(&rxq->rx_bd_ring);
5884         cqe_prod = ecore_chain_get_prod_idx(&rxq->rx_comp_ring);
5885 
5886         /* Update producers */
5887         rx_prods.rx_prod_data.bd_prod = htole16(bd_prod);
5888         rx_prods.rx_prod_data.cqe_prod = htole16(cqe_prod);
5889 
5890         /* Make sure that the BD and SGE data is updated before updating the
5891          * producers since FW might read the BD/SGE right after the producer
5892          * is updated.
5893          */
5894 	wmb();
5895 
5896         internal_ram_wr(p_hwfn, rxq->hw_rxq_prod_addr,
5897 		sizeof(rx_prods), &rx_prods.data32);
5898 
5899         /* mmiowb is needed to synchronize doorbell writes from more than one
5900          * processor. It guarantees that the write arrives to the device before
5901          * the napi lock is released and another qlnx_poll is called (possibly
5902          * on another CPU). Without this barrier, the next doorbell can bypass
5903          * this doorbell. This is applicable to IA64/Altix systems.
5904          */
5905         wmb();
5906 
5907 	return;
5908 }
5909 
5910 static uint32_t qlnx_hash_key[] = {
5911                 ((0x6d << 24)|(0x5a << 16)|(0x56 << 8)|0xda),
5912                 ((0x25 << 24)|(0x5b << 16)|(0x0e << 8)|0xc2),
5913                 ((0x41 << 24)|(0x67 << 16)|(0x25 << 8)|0x3d),
5914                 ((0x43 << 24)|(0xa3 << 16)|(0x8f << 8)|0xb0),
5915                 ((0xd0 << 24)|(0xca << 16)|(0x2b << 8)|0xcb),
5916                 ((0xae << 24)|(0x7b << 16)|(0x30 << 8)|0xb4),
5917                 ((0x77 << 24)|(0xcb << 16)|(0x2d << 8)|0xa3),
5918                 ((0x80 << 24)|(0x30 << 16)|(0xf2 << 8)|0x0c),
5919                 ((0x6a << 24)|(0x42 << 16)|(0xb7 << 8)|0x3b),
5920                 ((0xbe << 24)|(0xac << 16)|(0x01 << 8)|0xfa)};
5921 
5922 static int
5923 qlnx_start_queues(qlnx_host_t *ha)
5924 {
5925         int				rc, tc, i, vport_id = 0,
5926 					drop_ttl0_flg = 1, vlan_removal_en = 1,
5927 					tx_switching = 0, hw_lro_enable = 0;
5928         struct ecore_dev		*cdev = &ha->cdev;
5929         struct ecore_rss_params		*rss_params = &ha->rss_params;
5930         struct qlnx_update_vport_params	vport_update_params;
5931         struct ifnet			*ifp;
5932         struct ecore_hwfn		*p_hwfn;
5933 	struct ecore_sge_tpa_params	tpa_params;
5934 	struct ecore_queue_start_common_params qparams;
5935         struct qlnx_fastpath		*fp;
5936 
5937 	ifp = ha->ifp;
5938 
5939 	QL_DPRINT1(ha, "Num RSS = %d\n", ha->num_rss);
5940 
5941         if (!ha->num_rss) {
5942 		QL_DPRINT1(ha, "Cannot update V-VPORT as active as there"
5943 			" are no Rx queues\n");
5944                 return -EINVAL;
5945         }
5946 
5947 #ifndef QLNX_SOFT_LRO
5948         hw_lro_enable = ifp->if_capenable & IFCAP_LRO;
5949 #endif /* #ifndef QLNX_SOFT_LRO */
5950 
5951         rc = qlnx_start_vport(cdev, vport_id, ifp->if_mtu, drop_ttl0_flg,
5952 			vlan_removal_en, tx_switching, hw_lro_enable);
5953 
5954         if (rc) {
5955                 QL_DPRINT1(ha, "Start V-PORT failed %d\n", rc);
5956                 return rc;
5957         }
5958 
5959 	QL_DPRINT2(ha, "Start vport ramrod passed, "
5960 		"vport_id = %d, MTU = %d, vlan_removal_en = %d\n",
5961 		vport_id, (int)(ifp->if_mtu + 0xe), vlan_removal_en);
5962 
5963         for_each_rss(i) {
5964 		struct ecore_rxq_start_ret_params rx_ret_params;
5965 		struct ecore_txq_start_ret_params tx_ret_params;
5966 
5967                 fp = &ha->fp_array[i];
5968         	p_hwfn = &cdev->hwfns[(fp->rss_id % cdev->num_hwfns)];
5969 
5970 		bzero(&qparams, sizeof(struct ecore_queue_start_common_params));
5971 		bzero(&rx_ret_params,
5972 			sizeof (struct ecore_rxq_start_ret_params));
5973 
5974 		qparams.queue_id = i ;
5975 		qparams.vport_id = vport_id;
5976 		qparams.stats_id = vport_id;
5977 		qparams.p_sb = fp->sb_info;
5978 		qparams.sb_idx = RX_PI;
5979 
5980 
5981 		rc = ecore_eth_rx_queue_start(p_hwfn,
5982 			p_hwfn->hw_info.opaque_fid,
5983 			&qparams,
5984 			fp->rxq->rx_buf_size,	/* bd_max_bytes */
5985 			/* bd_chain_phys_addr */
5986 			fp->rxq->rx_bd_ring.p_phys_addr,
5987 			/* cqe_pbl_addr */
5988 			ecore_chain_get_pbl_phys(&fp->rxq->rx_comp_ring),
5989 			/* cqe_pbl_size */
5990 			ecore_chain_get_page_cnt(&fp->rxq->rx_comp_ring),
5991 			&rx_ret_params);
5992 
5993                 if (rc) {
5994                 	QL_DPRINT1(ha, "Start RXQ #%d failed %d\n", i, rc);
5995                         return rc;
5996                 }
5997 
5998 		fp->rxq->hw_rxq_prod_addr	= rx_ret_params.p_prod;
5999 		fp->rxq->handle			= rx_ret_params.p_handle;
6000                 fp->rxq->hw_cons_ptr		=
6001 				&fp->sb_info->sb_virt->pi_array[RX_PI];
6002 
6003                 qlnx_update_rx_prod(p_hwfn, fp->rxq);
6004 
6005                 for (tc = 0; tc < ha->num_tc; tc++) {
6006                         struct qlnx_tx_queue *txq = fp->txq[tc];
6007 
6008 			bzero(&qparams,
6009 				sizeof(struct ecore_queue_start_common_params));
6010 			bzero(&tx_ret_params,
6011 				sizeof (struct ecore_txq_start_ret_params));
6012 
6013 			qparams.queue_id = txq->index / cdev->num_hwfns ;
6014 			qparams.vport_id = vport_id;
6015 			qparams.stats_id = vport_id;
6016 			qparams.p_sb = fp->sb_info;
6017 			qparams.sb_idx = TX_PI(tc);
6018 
6019 			rc = ecore_eth_tx_queue_start(p_hwfn,
6020 				p_hwfn->hw_info.opaque_fid,
6021 				&qparams, tc,
6022 				/* bd_chain_phys_addr */
6023 				ecore_chain_get_pbl_phys(&txq->tx_pbl),
6024 				ecore_chain_get_page_cnt(&txq->tx_pbl),
6025 				&tx_ret_params);
6026 
6027                         if (rc) {
6028                 		QL_DPRINT1(ha, "Start TXQ #%d failed %d\n",
6029 					   txq->index, rc);
6030                                 return rc;
6031                         }
6032 
6033 			txq->doorbell_addr = tx_ret_params.p_doorbell;
6034 			txq->handle = tx_ret_params.p_handle;
6035 
6036                         txq->hw_cons_ptr =
6037                                 &fp->sb_info->sb_virt->pi_array[TX_PI(tc)];
6038                         SET_FIELD(txq->tx_db.data.params,
6039                                   ETH_DB_DATA_DEST, DB_DEST_XCM);
6040                         SET_FIELD(txq->tx_db.data.params, ETH_DB_DATA_AGG_CMD,
6041                                   DB_AGG_CMD_SET);
6042                         SET_FIELD(txq->tx_db.data.params,
6043                                   ETH_DB_DATA_AGG_VAL_SEL,
6044                                   DQ_XCM_ETH_TX_BD_PROD_CMD);
6045 
6046                         txq->tx_db.data.agg_flags = DQ_XCM_ETH_DQ_CF_CMD;
6047                 }
6048         }
6049 
6050         /* Fill struct with RSS params */
6051         if (ha->num_rss > 1) {
6052 
6053                 rss_params->update_rss_config = 1;
6054                 rss_params->rss_enable = 1;
6055                 rss_params->update_rss_capabilities = 1;
6056                 rss_params->update_rss_ind_table = 1;
6057                 rss_params->update_rss_key = 1;
6058                 rss_params->rss_caps = ECORE_RSS_IPV4 | ECORE_RSS_IPV6 |
6059                                        ECORE_RSS_IPV4_TCP | ECORE_RSS_IPV6_TCP;
6060                 rss_params->rss_table_size_log = 7; /* 2^7 = 128 */
6061 
6062                 for (i = 0; i < ECORE_RSS_IND_TABLE_SIZE; i++) {
6063                 	fp = &ha->fp_array[(i % ha->num_rss)];
6064                         rss_params->rss_ind_table[i] = fp->rxq->handle;
6065 		}
6066 
6067                 for (i = 0; i < ECORE_RSS_KEY_SIZE; i++)
6068 			rss_params->rss_key[i] = (__le32)qlnx_hash_key[i];
6069 
6070         } else {
6071                 memset(rss_params, 0, sizeof(*rss_params));
6072         }
6073 
6074 
6075         /* Prepare and send the vport enable */
6076         memset(&vport_update_params, 0, sizeof(vport_update_params));
6077         vport_update_params.vport_id = vport_id;
6078         vport_update_params.update_vport_active_tx_flg = 1;
6079         vport_update_params.vport_active_tx_flg = 1;
6080         vport_update_params.update_vport_active_rx_flg = 1;
6081         vport_update_params.vport_active_rx_flg = 1;
6082         vport_update_params.rss_params = rss_params;
6083         vport_update_params.update_inner_vlan_removal_flg = 1;
6084         vport_update_params.inner_vlan_removal_flg = 1;
6085 
6086 	if (hw_lro_enable) {
6087 		memset(&tpa_params, 0, sizeof (struct ecore_sge_tpa_params));
6088 
6089 		tpa_params.max_buffers_per_cqe = QLNX_TPA_MAX_AGG_BUFFERS;
6090 
6091 		tpa_params.update_tpa_en_flg = 1;
6092 		tpa_params.tpa_ipv4_en_flg = 1;
6093 		tpa_params.tpa_ipv6_en_flg = 1;
6094 
6095 		tpa_params.update_tpa_param_flg = 1;
6096 		tpa_params.tpa_pkt_split_flg = 0;
6097 		tpa_params.tpa_hdr_data_split_flg = 0;
6098 		tpa_params.tpa_gro_consistent_flg = 0;
6099 		tpa_params.tpa_max_aggs_num = ETH_TPA_MAX_AGGS_NUM;
6100 		tpa_params.tpa_max_size = (uint16_t)(-1);
6101 		tpa_params.tpa_min_size_to_start = ifp->if_mtu/2;
6102 		tpa_params.tpa_min_size_to_cont = ifp->if_mtu/2;
6103 
6104 		vport_update_params.sge_tpa_params = &tpa_params;
6105 	}
6106 
6107         rc = qlnx_update_vport(cdev, &vport_update_params);
6108         if (rc) {
6109 		QL_DPRINT1(ha, "Update V-PORT failed %d\n", rc);
6110                 return rc;
6111         }
6112 
6113         return 0;
6114 }
6115 
6116 static int
6117 qlnx_drain_txq(qlnx_host_t *ha, struct qlnx_fastpath *fp,
6118 	struct qlnx_tx_queue *txq)
6119 {
6120 	uint16_t	hw_bd_cons;
6121 	uint16_t	ecore_cons_idx;
6122 
6123 	QL_DPRINT2(ha, "enter\n");
6124 
6125 	hw_bd_cons = le16toh(*txq->hw_cons_ptr);
6126 
6127 	while (hw_bd_cons !=
6128 		(ecore_cons_idx = ecore_chain_get_cons_idx(&txq->tx_pbl))) {
6129 
6130 		mtx_lock(&fp->tx_mtx);
6131 
6132 		(void)qlnx_tx_int(ha, fp, txq);
6133 
6134 		mtx_unlock(&fp->tx_mtx);
6135 
6136 		qlnx_mdelay(__func__, 2);
6137 
6138 		hw_bd_cons = le16toh(*txq->hw_cons_ptr);
6139 	}
6140 
6141 	QL_DPRINT2(ha, "[%d, %d]: done\n", fp->rss_id, txq->index);
6142 
6143         return 0;
6144 }
6145 
6146 static int
6147 qlnx_stop_queues(qlnx_host_t *ha)
6148 {
6149         struct qlnx_update_vport_params	vport_update_params;
6150         struct ecore_dev		*cdev;
6151         struct qlnx_fastpath		*fp;
6152         int				rc, tc, i;
6153 
6154         cdev = &ha->cdev;
6155 
6156         /* Disable the vport */
6157 
6158         memset(&vport_update_params, 0, sizeof(vport_update_params));
6159 
6160         vport_update_params.vport_id = 0;
6161         vport_update_params.update_vport_active_tx_flg = 1;
6162         vport_update_params.vport_active_tx_flg = 0;
6163         vport_update_params.update_vport_active_rx_flg = 1;
6164         vport_update_params.vport_active_rx_flg = 0;
6165         vport_update_params.rss_params = &ha->rss_params;
6166         vport_update_params.rss_params->update_rss_config = 0;
6167         vport_update_params.rss_params->rss_enable = 0;
6168         vport_update_params.update_inner_vlan_removal_flg = 0;
6169         vport_update_params.inner_vlan_removal_flg = 0;
6170 
6171 	QL_DPRINT1(ha, "Update vport ID= %d\n", vport_update_params.vport_id);
6172 
6173         rc = qlnx_update_vport(cdev, &vport_update_params);
6174         if (rc) {
6175 		QL_DPRINT1(ha, "Failed to update vport\n");
6176                 return rc;
6177         }
6178 
6179         /* Flush Tx queues. If needed, request drain from MCP */
6180         for_each_rss(i) {
6181                 fp = &ha->fp_array[i];
6182 
6183                 for (tc = 0; tc < ha->num_tc; tc++) {
6184                         struct qlnx_tx_queue *txq = fp->txq[tc];
6185 
6186                         rc = qlnx_drain_txq(ha, fp, txq);
6187                         if (rc)
6188                                 return rc;
6189                 }
6190         }
6191 
6192         /* Stop all Queues in reverse order*/
6193         for (i = ha->num_rss - 1; i >= 0; i--) {
6194 
6195 		struct ecore_hwfn *p_hwfn = &cdev->hwfns[(i % cdev->num_hwfns)];
6196 
6197                 fp = &ha->fp_array[i];
6198 
6199                 /* Stop the Tx Queue(s)*/
6200                 for (tc = 0; tc < ha->num_tc; tc++) {
6201 			int tx_queue_id;
6202 
6203 			tx_queue_id = tc * ha->num_rss + i;
6204 			rc = ecore_eth_tx_queue_stop(p_hwfn,
6205 					fp->txq[tc]->handle);
6206 
6207                         if (rc) {
6208 				QL_DPRINT1(ha, "Failed to stop TXQ #%d\n",
6209 					   tx_queue_id);
6210                                 return rc;
6211                         }
6212                 }
6213 
6214                 /* Stop the Rx Queue*/
6215 		rc = ecore_eth_rx_queue_stop(p_hwfn, fp->rxq->handle, false,
6216 				false);
6217                 if (rc) {
6218                         QL_DPRINT1(ha, "Failed to stop RXQ #%d\n", i);
6219                         return rc;
6220                 }
6221         }
6222 
6223         /* Stop the vport */
6224 	for_each_hwfn(cdev, i) {
6225 
6226 		struct ecore_hwfn *p_hwfn = &cdev->hwfns[i];
6227 
6228 		rc = ecore_sp_vport_stop(p_hwfn, p_hwfn->hw_info.opaque_fid, 0);
6229 
6230 		if (rc) {
6231                         QL_DPRINT1(ha, "Failed to stop VPORT\n");
6232 			return rc;
6233 		}
6234 	}
6235 
6236         return rc;
6237 }
6238 
6239 static int
6240 qlnx_set_ucast_rx_mac(qlnx_host_t *ha,
6241 	enum ecore_filter_opcode opcode,
6242 	unsigned char mac[ETH_ALEN])
6243 {
6244 	struct ecore_filter_ucast	ucast;
6245 	struct ecore_dev		*cdev;
6246 	int				rc;
6247 
6248 	cdev = &ha->cdev;
6249 
6250 	bzero(&ucast, sizeof(struct ecore_filter_ucast));
6251 
6252         ucast.opcode = opcode;
6253         ucast.type = ECORE_FILTER_MAC;
6254         ucast.is_rx_filter = 1;
6255         ucast.vport_to_add_to = 0;
6256         memcpy(&ucast.mac[0], mac, ETH_ALEN);
6257 
6258 	rc = ecore_filter_ucast_cmd(cdev, &ucast, ECORE_SPQ_MODE_CB, NULL);
6259 
6260         return (rc);
6261 }
6262 
6263 static int
6264 qlnx_remove_all_ucast_mac(qlnx_host_t *ha)
6265 {
6266 	struct ecore_filter_ucast	ucast;
6267 	struct ecore_dev		*cdev;
6268 	int				rc;
6269 
6270 	bzero(&ucast, sizeof(struct ecore_filter_ucast));
6271 
6272 	ucast.opcode = ECORE_FILTER_REPLACE;
6273 	ucast.type = ECORE_FILTER_MAC;
6274 	ucast.is_rx_filter = 1;
6275 
6276 	cdev = &ha->cdev;
6277 
6278 	rc = ecore_filter_ucast_cmd(cdev, &ucast, ECORE_SPQ_MODE_CB, NULL);
6279 
6280 	return (rc);
6281 }
6282 
6283 static int
6284 qlnx_remove_all_mcast_mac(qlnx_host_t *ha)
6285 {
6286 	struct ecore_filter_mcast	*mcast;
6287 	struct ecore_dev		*cdev;
6288 	int				rc, i;
6289 
6290 	cdev = &ha->cdev;
6291 
6292 	mcast = &ha->ecore_mcast;
6293 	bzero(mcast, sizeof(struct ecore_filter_mcast));
6294 
6295 	mcast->opcode = ECORE_FILTER_REMOVE;
6296 
6297 	for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
6298 
6299 		if (ha->mcast[i].addr[0] || ha->mcast[i].addr[1] ||
6300 			ha->mcast[i].addr[2] || ha->mcast[i].addr[3] ||
6301 			ha->mcast[i].addr[4] || ha->mcast[i].addr[5]) {
6302 
6303 			memcpy(&mcast->mac[i], &ha->mcast[i].addr[0], ETH_ALEN);
6304 			mcast->num_mc_addrs++;
6305 		}
6306 	}
6307 	mcast = &ha->ecore_mcast;
6308 
6309 	rc = ecore_filter_mcast_cmd(cdev, mcast, ECORE_SPQ_MODE_CB, NULL);
6310 
6311 	bzero(ha->mcast, (sizeof(qlnx_mcast_t) * QLNX_MAX_NUM_MULTICAST_ADDRS));
6312 	ha->nmcast = 0;
6313 
6314 	return (rc);
6315 }
6316 
6317 static int
6318 qlnx_clean_filters(qlnx_host_t *ha)
6319 {
6320         int	rc = 0;
6321 
6322 	/* Remove all unicast macs */
6323 	rc = qlnx_remove_all_ucast_mac(ha);
6324 	if (rc)
6325 		return rc;
6326 
6327 	/* Remove all multicast macs */
6328 	rc = qlnx_remove_all_mcast_mac(ha);
6329 	if (rc)
6330 		return rc;
6331 
6332         rc = qlnx_set_ucast_rx_mac(ha, ECORE_FILTER_FLUSH, ha->primary_mac);
6333 
6334         return (rc);
6335 }
6336 
6337 static int
6338 qlnx_set_rx_accept_filter(qlnx_host_t *ha, uint8_t filter)
6339 {
6340 	struct ecore_filter_accept_flags	accept;
6341 	int					rc = 0;
6342 	struct ecore_dev			*cdev;
6343 
6344 	cdev = &ha->cdev;
6345 
6346 	bzero(&accept, sizeof(struct ecore_filter_accept_flags));
6347 
6348 	accept.update_rx_mode_config = 1;
6349 	accept.rx_accept_filter = filter;
6350 
6351 	accept.update_tx_mode_config = 1;
6352 	accept.tx_accept_filter = ECORE_ACCEPT_UCAST_MATCHED |
6353 		ECORE_ACCEPT_MCAST_MATCHED | ECORE_ACCEPT_BCAST;
6354 
6355 	rc = ecore_filter_accept_cmd(cdev, 0, accept, false, false,
6356 			ECORE_SPQ_MODE_CB, NULL);
6357 
6358 	return (rc);
6359 }
6360 
6361 static int
6362 qlnx_set_rx_mode(qlnx_host_t *ha)
6363 {
6364 	int	rc = 0;
6365 	uint8_t	filter;
6366 
6367 	rc = qlnx_set_ucast_rx_mac(ha, ECORE_FILTER_REPLACE, ha->primary_mac);
6368         if (rc)
6369                 return rc;
6370 
6371 	rc = qlnx_remove_all_mcast_mac(ha);
6372         if (rc)
6373                 return rc;
6374 
6375 	filter = ECORE_ACCEPT_UCAST_MATCHED |
6376 			ECORE_ACCEPT_MCAST_MATCHED |
6377 			ECORE_ACCEPT_BCAST;
6378 	ha->filter = filter;
6379 
6380 	rc = qlnx_set_rx_accept_filter(ha, filter);
6381 
6382 	return (rc);
6383 }
6384 
6385 static int
6386 qlnx_set_link(qlnx_host_t *ha, bool link_up)
6387 {
6388         int			i, rc = 0;
6389 	struct ecore_dev	*cdev;
6390 	struct ecore_hwfn	*hwfn;
6391 	struct ecore_ptt	*ptt;
6392 
6393 	cdev = &ha->cdev;
6394 
6395         for_each_hwfn(cdev, i) {
6396 
6397                 hwfn = &cdev->hwfns[i];
6398 
6399                 ptt = ecore_ptt_acquire(hwfn);
6400        	        if (!ptt)
6401                         return -EBUSY;
6402 
6403                 rc = ecore_mcp_set_link(hwfn, ptt, link_up);
6404 
6405                 ecore_ptt_release(hwfn, ptt);
6406 
6407                 if (rc)
6408                         return rc;
6409         }
6410         return (rc);
6411 }
6412 
6413 #if __FreeBSD_version >= 1100000
6414 static uint64_t
6415 qlnx_get_counter(if_t ifp, ift_counter cnt)
6416 {
6417 	qlnx_host_t *ha;
6418 	uint64_t count;
6419 
6420         ha = (qlnx_host_t *)if_getsoftc(ifp);
6421 
6422         switch (cnt) {
6423 
6424         case IFCOUNTER_IPACKETS:
6425 		count = ha->hw_stats.common.rx_ucast_pkts +
6426 			ha->hw_stats.common.rx_mcast_pkts +
6427 			ha->hw_stats.common.rx_bcast_pkts;
6428 		break;
6429 
6430         case IFCOUNTER_IERRORS:
6431 		count = ha->hw_stats.common.rx_crc_errors +
6432 			ha->hw_stats.common.rx_align_errors +
6433 			ha->hw_stats.common.rx_oversize_packets +
6434 			ha->hw_stats.common.rx_undersize_packets;
6435 		break;
6436 
6437         case IFCOUNTER_OPACKETS:
6438 		count = ha->hw_stats.common.tx_ucast_pkts +
6439 			ha->hw_stats.common.tx_mcast_pkts +
6440 			ha->hw_stats.common.tx_bcast_pkts;
6441 		break;
6442 
6443         case IFCOUNTER_OERRORS:
6444                 count = ha->hw_stats.common.tx_err_drop_pkts;
6445 		break;
6446 
6447         case IFCOUNTER_COLLISIONS:
6448                 return (0);
6449 
6450         case IFCOUNTER_IBYTES:
6451 		count = ha->hw_stats.common.rx_ucast_bytes +
6452 			ha->hw_stats.common.rx_mcast_bytes +
6453 			ha->hw_stats.common.rx_bcast_bytes;
6454 		break;
6455 
6456         case IFCOUNTER_OBYTES:
6457 		count = ha->hw_stats.common.tx_ucast_bytes +
6458 			ha->hw_stats.common.tx_mcast_bytes +
6459 			ha->hw_stats.common.tx_bcast_bytes;
6460 		break;
6461 
6462         case IFCOUNTER_IMCASTS:
6463 		count = ha->hw_stats.common.rx_mcast_bytes;
6464 		break;
6465 
6466         case IFCOUNTER_OMCASTS:
6467 		count = ha->hw_stats.common.tx_mcast_bytes;
6468 		break;
6469 
6470         case IFCOUNTER_IQDROPS:
6471         case IFCOUNTER_OQDROPS:
6472         case IFCOUNTER_NOPROTO:
6473 
6474         default:
6475                 return (if_get_counter_default(ifp, cnt));
6476         }
6477 	return (count);
6478 }
6479 #endif
6480 
6481 
6482 static void
6483 qlnx_timer(void *arg)
6484 {
6485 	qlnx_host_t	*ha;
6486 
6487 	ha = (qlnx_host_t *)arg;
6488 
6489        	ecore_get_vport_stats(&ha->cdev, &ha->hw_stats);
6490 
6491 	if (ha->storm_stats_enable)
6492 		qlnx_sample_storm_stats(ha);
6493 
6494 	callout_reset(&ha->qlnx_callout, hz, qlnx_timer, ha);
6495 
6496 	return;
6497 }
6498 
6499 static int
6500 qlnx_load(qlnx_host_t *ha)
6501 {
6502 	int			i;
6503 	int			rc = 0;
6504 	struct ecore_dev	*cdev;
6505         device_t		dev;
6506 
6507 	cdev = &ha->cdev;
6508         dev = ha->pci_dev;
6509 
6510 	QL_DPRINT2(ha, "enter\n");
6511 
6512         rc = qlnx_alloc_mem_arrays(ha);
6513         if (rc)
6514                 goto qlnx_load_exit0;
6515 
6516         qlnx_init_fp(ha);
6517 
6518         rc = qlnx_alloc_mem_load(ha);
6519         if (rc)
6520                 goto qlnx_load_exit1;
6521 
6522         QL_DPRINT2(ha, "Allocated %d RSS queues on %d TC/s\n",
6523 		   ha->num_rss, ha->num_tc);
6524 
6525 	for (i = 0; i < ha->num_rss; i++) {
6526 
6527 		if ((rc = bus_setup_intr(dev, ha->irq_vec[i].irq,
6528                         (INTR_TYPE_NET | INTR_MPSAFE),
6529                         NULL, qlnx_fp_isr, &ha->irq_vec[i],
6530                         &ha->irq_vec[i].handle))) {
6531 
6532                         QL_DPRINT1(ha, "could not setup interrupt\n");
6533                         goto qlnx_load_exit2;
6534 		}
6535 
6536 		QL_DPRINT2(ha, "rss_id = %d irq_rid %d \
6537 			 irq %p handle %p\n", i,
6538 			ha->irq_vec[i].irq_rid,
6539 			ha->irq_vec[i].irq, ha->irq_vec[i].handle);
6540 
6541 		bus_bind_intr(dev, ha->irq_vec[i].irq, (i % mp_ncpus));
6542 	}
6543 
6544         rc = qlnx_start_queues(ha);
6545         if (rc)
6546                 goto qlnx_load_exit2;
6547 
6548         QL_DPRINT2(ha, "Start VPORT, RXQ and TXQ succeeded\n");
6549 
6550         /* Add primary mac and set Rx filters */
6551         rc = qlnx_set_rx_mode(ha);
6552         if (rc)
6553                 goto qlnx_load_exit2;
6554 
6555         /* Ask for link-up using current configuration */
6556 	qlnx_set_link(ha, true);
6557 
6558         ha->state = QLNX_STATE_OPEN;
6559 
6560 	bzero(&ha->hw_stats, sizeof(struct ecore_eth_stats));
6561 
6562 	if (ha->flags.callout_init)
6563         	callout_reset(&ha->qlnx_callout, hz, qlnx_timer, ha);
6564 
6565         goto qlnx_load_exit0;
6566 
6567 qlnx_load_exit2:
6568         qlnx_free_mem_load(ha);
6569 
6570 qlnx_load_exit1:
6571         ha->num_rss = 0;
6572 
6573 qlnx_load_exit0:
6574 	QL_DPRINT2(ha, "exit [%d]\n", rc);
6575         return rc;
6576 }
6577 
6578 static void
6579 qlnx_drain_soft_lro(qlnx_host_t *ha)
6580 {
6581 #ifdef QLNX_SOFT_LRO
6582 
6583 	struct ifnet	*ifp;
6584 	int		i;
6585 
6586 	ifp = ha->ifp;
6587 
6588 
6589 	if (ifp->if_capenable & IFCAP_LRO) {
6590 
6591 	        for (i = 0; i < ha->num_rss; i++) {
6592 
6593 			struct qlnx_fastpath *fp = &ha->fp_array[i];
6594 			struct lro_ctrl *lro;
6595 
6596 			lro = &fp->rxq->lro;
6597 
6598 #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO)
6599 
6600 			tcp_lro_flush_all(lro);
6601 
6602 #else
6603 			struct lro_entry *queued;
6604 
6605 			while ((!SLIST_EMPTY(&lro->lro_active))){
6606 				queued = SLIST_FIRST(&lro->lro_active);
6607 				SLIST_REMOVE_HEAD(&lro->lro_active, next);
6608 				tcp_lro_flush(lro, queued);
6609 			}
6610 
6611 #endif /* #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO) */
6612 
6613                 }
6614 	}
6615 
6616 #endif /* #ifdef QLNX_SOFT_LRO */
6617 
6618 	return;
6619 }
6620 
6621 static void
6622 qlnx_unload(qlnx_host_t *ha)
6623 {
6624 	struct ecore_dev	*cdev;
6625         device_t		dev;
6626 	int			i;
6627 
6628 	cdev = &ha->cdev;
6629         dev = ha->pci_dev;
6630 
6631 	QL_DPRINT2(ha, "enter\n");
6632         QL_DPRINT1(ha, " QLNX STATE = %d\n",ha->state);
6633 
6634 	if (ha->state == QLNX_STATE_OPEN) {
6635 
6636 		qlnx_set_link(ha, false);
6637 		qlnx_clean_filters(ha);
6638 		qlnx_stop_queues(ha);
6639 		ecore_hw_stop_fastpath(cdev);
6640 
6641 		for (i = 0; i < ha->num_rss; i++) {
6642 			if (ha->irq_vec[i].handle) {
6643 				(void)bus_teardown_intr(dev,
6644 					ha->irq_vec[i].irq,
6645 					ha->irq_vec[i].handle);
6646 				ha->irq_vec[i].handle = NULL;
6647 			}
6648 		}
6649 
6650 		qlnx_drain_fp_taskqueues(ha);
6651 		qlnx_drain_soft_lro(ha);
6652         	qlnx_free_mem_load(ha);
6653 	}
6654 
6655 	if (ha->flags.callout_init)
6656 		callout_drain(&ha->qlnx_callout);
6657 
6658 	qlnx_mdelay(__func__, 1000);
6659 
6660         ha->state = QLNX_STATE_CLOSED;
6661 
6662 	QL_DPRINT2(ha, "exit\n");
6663 	return;
6664 }
6665 
6666 static int
6667 qlnx_grc_dumpsize(qlnx_host_t *ha, uint32_t *num_dwords, int hwfn_index)
6668 {
6669 	int			rval = -1;
6670 	struct ecore_hwfn	*p_hwfn;
6671 	struct ecore_ptt	*p_ptt;
6672 
6673 	ecore_dbg_set_app_ver(ecore_dbg_get_fw_func_ver());
6674 
6675 	p_hwfn = &ha->cdev.hwfns[hwfn_index];
6676 	p_ptt = ecore_ptt_acquire(p_hwfn);
6677 
6678         if (!p_ptt) {
6679 		QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
6680                 return (rval);
6681         }
6682 
6683         rval = ecore_dbg_grc_get_dump_buf_size(p_hwfn, p_ptt, num_dwords);
6684 
6685 	if (rval == DBG_STATUS_OK)
6686                 rval = 0;
6687         else {
6688 		QL_DPRINT1(ha, "ecore_dbg_grc_get_dump_buf_size failed"
6689 			"[0x%x]\n", rval);
6690 	}
6691 
6692         ecore_ptt_release(p_hwfn, p_ptt);
6693 
6694         return (rval);
6695 }
6696 
6697 static int
6698 qlnx_idle_chk_size(qlnx_host_t *ha, uint32_t *num_dwords, int hwfn_index)
6699 {
6700 	int			rval = -1;
6701 	struct ecore_hwfn	*p_hwfn;
6702 	struct ecore_ptt	*p_ptt;
6703 
6704 	ecore_dbg_set_app_ver(ecore_dbg_get_fw_func_ver());
6705 
6706 	p_hwfn = &ha->cdev.hwfns[hwfn_index];
6707 	p_ptt = ecore_ptt_acquire(p_hwfn);
6708 
6709         if (!p_ptt) {
6710 		QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
6711                 return (rval);
6712         }
6713 
6714         rval = ecore_dbg_idle_chk_get_dump_buf_size(p_hwfn, p_ptt, num_dwords);
6715 
6716 	if (rval == DBG_STATUS_OK)
6717                 rval = 0;
6718         else {
6719 		QL_DPRINT1(ha, "ecore_dbg_idle_chk_get_dump_buf_size failed"
6720 			" [0x%x]\n", rval);
6721 	}
6722 
6723         ecore_ptt_release(p_hwfn, p_ptt);
6724 
6725         return (rval);
6726 }
6727 
6728 
6729 static void
6730 qlnx_sample_storm_stats(qlnx_host_t *ha)
6731 {
6732         int			i, index;
6733         struct ecore_dev	*cdev;
6734 	qlnx_storm_stats_t	*s_stats;
6735 	uint32_t		reg;
6736         struct ecore_ptt	*p_ptt;
6737         struct ecore_hwfn	*hwfn;
6738 
6739 	if (ha->storm_stats_index >= QLNX_STORM_STATS_SAMPLES_PER_HWFN) {
6740 		ha->storm_stats_enable = 0;
6741 		return;
6742 	}
6743 
6744         cdev = &ha->cdev;
6745 
6746         for_each_hwfn(cdev, i) {
6747 
6748                 hwfn = &cdev->hwfns[i];
6749 
6750                 p_ptt = ecore_ptt_acquire(hwfn);
6751                 if (!p_ptt)
6752                         return;
6753 
6754 		index = ha->storm_stats_index +
6755 				(i * QLNX_STORM_STATS_SAMPLES_PER_HWFN);
6756 
6757 		s_stats = &ha->storm_stats[index];
6758 
6759 		/* XSTORM */
6760 		reg = XSEM_REG_FAST_MEMORY +
6761 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
6762 		s_stats->xstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
6763 
6764 		reg = XSEM_REG_FAST_MEMORY +
6765 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
6766 		s_stats->xstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
6767 
6768 		reg = XSEM_REG_FAST_MEMORY +
6769 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
6770 		s_stats->xstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
6771 
6772 		reg = XSEM_REG_FAST_MEMORY +
6773 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
6774 		s_stats->xstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
6775 
6776 		/* YSTORM */
6777 		reg = YSEM_REG_FAST_MEMORY +
6778 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
6779 		s_stats->ystorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
6780 
6781 		reg = YSEM_REG_FAST_MEMORY +
6782 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
6783 		s_stats->ystorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
6784 
6785 		reg = YSEM_REG_FAST_MEMORY +
6786 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
6787 		s_stats->ystorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
6788 
6789 		reg = YSEM_REG_FAST_MEMORY +
6790 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
6791 		s_stats->ystorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
6792 
6793 		/* PSTORM */
6794 		reg = PSEM_REG_FAST_MEMORY +
6795 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
6796 		s_stats->pstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
6797 
6798 		reg = PSEM_REG_FAST_MEMORY +
6799 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
6800 		s_stats->pstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
6801 
6802 		reg = PSEM_REG_FAST_MEMORY +
6803 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
6804 		s_stats->pstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
6805 
6806 		reg = PSEM_REG_FAST_MEMORY +
6807 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
6808 		s_stats->pstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
6809 
6810 		/* TSTORM */
6811 		reg = TSEM_REG_FAST_MEMORY +
6812 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
6813 		s_stats->tstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
6814 
6815 		reg = TSEM_REG_FAST_MEMORY +
6816 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
6817 		s_stats->tstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
6818 
6819 		reg = TSEM_REG_FAST_MEMORY +
6820 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
6821 		s_stats->tstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
6822 
6823 		reg = TSEM_REG_FAST_MEMORY +
6824 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
6825 		s_stats->tstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
6826 
6827 		/* MSTORM */
6828 		reg = MSEM_REG_FAST_MEMORY +
6829 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
6830 		s_stats->mstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
6831 
6832 		reg = MSEM_REG_FAST_MEMORY +
6833 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
6834 		s_stats->mstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
6835 
6836 		reg = MSEM_REG_FAST_MEMORY +
6837 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
6838 		s_stats->mstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
6839 
6840 		reg = MSEM_REG_FAST_MEMORY +
6841 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
6842 		s_stats->mstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
6843 
6844 		/* USTORM */
6845 		reg = USEM_REG_FAST_MEMORY +
6846 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
6847 		s_stats->ustorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
6848 
6849 		reg = USEM_REG_FAST_MEMORY +
6850 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
6851 		s_stats->ustorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
6852 
6853 		reg = USEM_REG_FAST_MEMORY +
6854 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
6855 		s_stats->ustorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
6856 
6857 		reg = USEM_REG_FAST_MEMORY +
6858 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
6859 		s_stats->ustorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
6860 
6861                 ecore_ptt_release(hwfn, p_ptt);
6862         }
6863 
6864 	ha->storm_stats_index++;
6865 
6866         return;
6867 }
6868 
6869 /*
6870  * Name: qlnx_dump_buf8
6871  * Function: dumps a buffer as bytes
6872  */
6873 static void
6874 qlnx_dump_buf8(qlnx_host_t *ha, const char *msg, void *dbuf, uint32_t len)
6875 {
6876         device_t	dev;
6877         uint32_t	i = 0;
6878         uint8_t		*buf;
6879 
6880         dev = ha->pci_dev;
6881         buf = dbuf;
6882 
6883         device_printf(dev, "%s: %s 0x%x dump start\n", __func__, msg, len);
6884 
6885         while (len >= 16) {
6886                 device_printf(dev,"0x%08x:"
6887                         " %02x %02x %02x %02x %02x %02x %02x %02x"
6888                         " %02x %02x %02x %02x %02x %02x %02x %02x\n", i,
6889                         buf[0], buf[1], buf[2], buf[3],
6890                         buf[4], buf[5], buf[6], buf[7],
6891                         buf[8], buf[9], buf[10], buf[11],
6892                         buf[12], buf[13], buf[14], buf[15]);
6893                 i += 16;
6894                 len -= 16;
6895                 buf += 16;
6896         }
6897         switch (len) {
6898         case 1:
6899                 device_printf(dev,"0x%08x: %02x\n", i, buf[0]);
6900                 break;
6901         case 2:
6902                 device_printf(dev,"0x%08x: %02x %02x\n", i, buf[0], buf[1]);
6903                 break;
6904         case 3:
6905                 device_printf(dev,"0x%08x: %02x %02x %02x\n",
6906                         i, buf[0], buf[1], buf[2]);
6907                 break;
6908         case 4:
6909                 device_printf(dev,"0x%08x: %02x %02x %02x %02x\n", i,
6910                         buf[0], buf[1], buf[2], buf[3]);
6911                 break;
6912         case 5:
6913                 device_printf(dev,"0x%08x:"
6914                         " %02x %02x %02x %02x %02x\n", i,
6915                         buf[0], buf[1], buf[2], buf[3], buf[4]);
6916                 break;
6917         case 6:
6918                 device_printf(dev,"0x%08x:"
6919                         " %02x %02x %02x %02x %02x %02x\n", i,
6920                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]);
6921                 break;
6922         case 7:
6923                 device_printf(dev,"0x%08x:"
6924                         " %02x %02x %02x %02x %02x %02x %02x\n", i,
6925                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6]);
6926                 break;
6927         case 8:
6928                 device_printf(dev,"0x%08x:"
6929                         " %02x %02x %02x %02x %02x %02x %02x %02x\n", i,
6930                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
6931                         buf[7]);
6932                 break;
6933         case 9:
6934                 device_printf(dev,"0x%08x:"
6935                         " %02x %02x %02x %02x %02x %02x %02x %02x"
6936                         " %02x\n", i,
6937                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
6938                         buf[7], buf[8]);
6939                 break;
6940         case 10:
6941                 device_printf(dev,"0x%08x:"
6942                         " %02x %02x %02x %02x %02x %02x %02x %02x"
6943                         " %02x %02x\n", i,
6944                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
6945                         buf[7], buf[8], buf[9]);
6946                 break;
6947         case 11:
6948                 device_printf(dev,"0x%08x:"
6949                         " %02x %02x %02x %02x %02x %02x %02x %02x"
6950                         " %02x %02x %02x\n", i,
6951                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
6952                         buf[7], buf[8], buf[9], buf[10]);
6953                 break;
6954         case 12:
6955                 device_printf(dev,"0x%08x:"
6956                         " %02x %02x %02x %02x %02x %02x %02x %02x"
6957                         " %02x %02x %02x %02x\n", i,
6958                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
6959                         buf[7], buf[8], buf[9], buf[10], buf[11]);
6960                 break;
6961         case 13:
6962                 device_printf(dev,"0x%08x:"
6963                         " %02x %02x %02x %02x %02x %02x %02x %02x"
6964                         " %02x %02x %02x %02x %02x\n", i,
6965                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
6966                         buf[7], buf[8], buf[9], buf[10], buf[11], buf[12]);
6967                 break;
6968         case 14:
6969                 device_printf(dev,"0x%08x:"
6970                         " %02x %02x %02x %02x %02x %02x %02x %02x"
6971                         " %02x %02x %02x %02x %02x %02x\n", i,
6972                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
6973                         buf[7], buf[8], buf[9], buf[10], buf[11], buf[12],
6974                         buf[13]);
6975                 break;
6976         case 15:
6977                 device_printf(dev,"0x%08x:"
6978                         " %02x %02x %02x %02x %02x %02x %02x %02x"
6979                         " %02x %02x %02x %02x %02x %02x %02x\n", i,
6980                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
6981                         buf[7], buf[8], buf[9], buf[10], buf[11], buf[12],
6982                         buf[13], buf[14]);
6983                 break;
6984         default:
6985                 break;
6986         }
6987 
6988         device_printf(dev, "%s: %s dump end\n", __func__, msg);
6989 
6990         return;
6991 }
6992 
6993