xref: /freebsd/sys/dev/qlnx/qlnxe/qlnx_os.c (revision e3514747256465c52c3b2aedc9795f52c0d3efe9)
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, (ha->pci_dev, "%s: enter\n", __func__));
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, (ha->pci_dev, "%s: exit\n", __func__));
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, (ha->pci_dev, "%s: %p\n", __func__,
357 			ha->sp_taskqueue[i]));
358 	}
359 
360 	return (0);
361 }
362 
363 static void
364 qlnx_destroy_sp_taskqueues(qlnx_host_t *ha)
365 {
366 	int	i;
367 
368 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
369 		if (ha->sp_taskqueue[i] != NULL) {
370 			taskqueue_drain(ha->sp_taskqueue[i], &ha->sp_task[i]);
371 			taskqueue_free(ha->sp_taskqueue[i]);
372 		}
373 	}
374 	return;
375 }
376 
377 static void
378 qlnx_fp_taskqueue(void *context, int pending)
379 {
380         struct qlnx_fastpath	*fp;
381         qlnx_host_t		*ha;
382         struct ifnet		*ifp;
383         struct mbuf		*mp;
384         int			ret;
385 
386         fp = context;
387 
388         if (fp == NULL)
389                 return;
390 
391         ha = (qlnx_host_t *)fp->edev;
392 
393         ifp = ha->ifp;
394 
395         mtx_lock(&fp->tx_mtx);
396 
397         if (((ifp->if_drv_flags & (IFF_DRV_RUNNING | IFF_DRV_OACTIVE)) !=
398                 IFF_DRV_RUNNING) || (!ha->link_up)) {
399 
400                 mtx_unlock(&fp->tx_mtx);
401                 goto qlnx_fp_taskqueue_exit;
402         }
403 
404         (void)qlnx_tx_int(ha, fp, fp->txq[0]);
405 
406         mp = drbr_peek(ifp, fp->tx_br);
407 
408         while (mp != NULL) {
409 
410                 ret = qlnx_send(ha, fp, &mp);
411 
412                 if (ret) {
413 
414                         if (mp != NULL) {
415                                 drbr_putback(ifp, fp->tx_br, mp);
416                         } else {
417                                 fp->tx_pkts_processed++;
418                                 drbr_advance(ifp, fp->tx_br);
419                         }
420 
421                         mtx_unlock(&fp->tx_mtx);
422 
423                         goto qlnx_fp_taskqueue_exit;
424 
425                 } else {
426                         drbr_advance(ifp, fp->tx_br);
427                         fp->tx_pkts_transmitted++;
428                         fp->tx_pkts_processed++;
429                 }
430 
431                 mp = drbr_peek(ifp, fp->tx_br);
432         }
433 
434         (void)qlnx_tx_int(ha, fp, fp->txq[0]);
435 
436         mtx_unlock(&fp->tx_mtx);
437 
438 qlnx_fp_taskqueue_exit:
439 
440         QL_DPRINT2(ha, (ha->pci_dev, "%s: exit ret = %d\n", __func__, ret));
441         return;
442 }
443 
444 static int
445 qlnx_create_fp_taskqueues(qlnx_host_t *ha)
446 {
447 	int	i;
448 	uint8_t	tq_name[32];
449 	struct qlnx_fastpath *fp;
450 
451 	for (i = 0; i < ha->num_rss; i++) {
452 
453                 fp = &ha->fp_array[i];
454 
455 		bzero(tq_name, sizeof (tq_name));
456 		snprintf(tq_name, sizeof (tq_name), "ql_fp_tq_%d", i);
457 
458 		TASK_INIT(&fp->fp_task, 0, qlnx_fp_taskqueue, fp);
459 
460 		fp->fp_taskqueue = taskqueue_create_fast(tq_name, M_NOWAIT,
461 					taskqueue_thread_enqueue,
462 					&fp->fp_taskqueue);
463 
464 		if (fp->fp_taskqueue == NULL)
465 			return (-1);
466 
467 		taskqueue_start_threads(&fp->fp_taskqueue, 1, PI_NET, "%s",
468 			tq_name);
469 
470 		QL_DPRINT1(ha, (ha->pci_dev, "%s: %p\n", __func__,
471 			fp->fp_taskqueue));
472 	}
473 
474 	return (0);
475 }
476 
477 static void
478 qlnx_destroy_fp_taskqueues(qlnx_host_t *ha)
479 {
480 	int			i;
481 	struct qlnx_fastpath	*fp;
482 
483 	for (i = 0; i < ha->num_rss; i++) {
484 
485                 fp = &ha->fp_array[i];
486 
487 		if (fp->fp_taskqueue != NULL) {
488 
489 			taskqueue_drain(fp->fp_taskqueue, &fp->fp_task);
490 			taskqueue_free(fp->fp_taskqueue);
491 			fp->fp_taskqueue = NULL;
492 		}
493 	}
494 	return;
495 }
496 
497 static void
498 qlnx_drain_fp_taskqueues(qlnx_host_t *ha)
499 {
500 	int			i;
501 	struct qlnx_fastpath	*fp;
502 
503 	for (i = 0; i < ha->num_rss; i++) {
504                 fp = &ha->fp_array[i];
505 
506 		if (fp->fp_taskqueue != NULL) {
507 			taskqueue_drain(fp->fp_taskqueue, &fp->fp_task);
508 		}
509 	}
510 	return;
511 }
512 
513 /*
514  * Name:	qlnx_pci_attach
515  * Function:	attaches the device to the operating system
516  */
517 static int
518 qlnx_pci_attach(device_t dev)
519 {
520 	qlnx_host_t	*ha = NULL;
521 	uint32_t	rsrc_len_reg = 0;
522 	uint32_t	rsrc_len_dbells = 0;
523 	uint32_t	rsrc_len_msix = 0;
524 	int		i;
525 	uint32_t	mfw_ver;
526 
527         if ((ha = device_get_softc(dev)) == NULL) {
528                 device_printf(dev, "cannot get softc\n");
529                 return (ENOMEM);
530         }
531 
532         memset(ha, 0, sizeof (qlnx_host_t));
533 
534         if (qlnx_valid_device(dev) != 0) {
535                 device_printf(dev, "device is not valid device\n");
536                 return (ENXIO);
537 	}
538         ha->pci_func = pci_get_function(dev);
539 
540         ha->pci_dev = dev;
541 
542 	mtx_init(&ha->hw_lock, "qlnx_hw_lock", MTX_NETWORK_LOCK, MTX_DEF);
543         mtx_init(&ha->tx_lock, "qlnx_tx_lock", MTX_NETWORK_LOCK, MTX_DEF);
544 
545         ha->flags.lock_init = 1;
546 
547         pci_enable_busmaster(dev);
548 
549 	/*
550 	 * map the PCI BARs
551 	 */
552 
553         ha->reg_rid = PCIR_BAR(0);
554         ha->pci_reg = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &ha->reg_rid,
555                                 RF_ACTIVE);
556 
557         if (ha->pci_reg == NULL) {
558                 device_printf(dev, "unable to map BAR0\n");
559                 goto qlnx_pci_attach_err;
560         }
561 
562         rsrc_len_reg = (uint32_t) bus_get_resource_count(dev, SYS_RES_MEMORY,
563                                         ha->reg_rid);
564 
565         ha->dbells_rid = PCIR_BAR(2);
566         ha->pci_dbells = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
567                         &ha->dbells_rid, RF_ACTIVE);
568 
569         if (ha->pci_dbells == NULL) {
570                 device_printf(dev, "unable to map BAR1\n");
571                 goto qlnx_pci_attach_err;
572 	}
573 
574         rsrc_len_dbells = (uint32_t) bus_get_resource_count(dev, SYS_RES_MEMORY,
575                                         ha->dbells_rid);
576 
577 	ha->dbells_phys_addr = (uint64_t)
578 		bus_get_resource_start(dev, SYS_RES_MEMORY, ha->dbells_rid);;
579 	ha->dbells_size = rsrc_len_dbells;
580 
581         ha->msix_rid = PCIR_BAR(4);
582         ha->msix_bar = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
583                         &ha->msix_rid, RF_ACTIVE);
584 
585         if (ha->msix_bar == NULL) {
586                 device_printf(dev, "unable to map BAR2\n");
587                 goto qlnx_pci_attach_err;
588 	}
589 
590         rsrc_len_msix = (uint32_t) bus_get_resource_count(dev, SYS_RES_MEMORY,
591                                         ha->msix_rid);
592 	/*
593 	 * allocate dma tags
594 	 */
595 
596 	if (qlnx_alloc_parent_dma_tag(ha))
597                 goto qlnx_pci_attach_err;
598 
599 	if (qlnx_alloc_tx_dma_tag(ha))
600                 goto qlnx_pci_attach_err;
601 
602 	if (qlnx_alloc_rx_dma_tag(ha))
603                 goto qlnx_pci_attach_err;
604 
605 
606 	if (qlnx_init_hw(ha) != 0)
607 		goto qlnx_pci_attach_err;
608 
609 	/*
610 	 * Allocate MSI-x vectors
611 	 */
612 	ha->num_rss = QLNX_MAX_RSS;
613 	ha->num_tc = QLNX_MAX_TC;
614 
615         ha->msix_count = pci_msix_count(dev);
616 
617 	if (ha->msix_count > (mp_ncpus + ha->cdev.num_hwfns))
618 		ha->msix_count = mp_ncpus + ha->cdev.num_hwfns;
619 
620         if (!ha->msix_count ||
621 		(ha->msix_count < (ha->cdev.num_hwfns + 1 ))) {
622                 device_printf(dev, "%s: msix_count[%d] not enough\n", __func__,
623                         ha->msix_count);
624                 goto qlnx_pci_attach_err;
625         }
626 
627 	if (ha->msix_count > (ha->num_rss + ha->cdev.num_hwfns ))
628 		ha->msix_count = ha->num_rss + ha->cdev.num_hwfns;
629 	else
630 		ha->num_rss = ha->msix_count - ha->cdev.num_hwfns;
631 
632 	QL_DPRINT1(ha, (dev, "%s:\n\t\t\tpci_reg [%p, 0x%08x 0x%08x]"
633 		"\n\t\t\tdbells [%p, 0x%08x 0x%08x]"
634 		"\n\t\t\tmsix [%p, 0x%08x 0x%08x 0x%x 0x%x]"
635 		"\n\t\t\t[ncpus = %d][num_rss = 0x%x] [num_tc = 0x%x]\n",
636 		__func__, ha->pci_reg, rsrc_len_reg,
637 		ha->reg_rid, ha->pci_dbells, rsrc_len_dbells, ha->dbells_rid,
638 		ha->msix_bar, rsrc_len_msix, ha->msix_rid, pci_msix_count(dev),
639 		ha->msix_count, mp_ncpus, ha->num_rss, ha->num_tc));
640 
641         if (pci_alloc_msix(dev, &ha->msix_count)) {
642                 device_printf(dev, "%s: pci_alloc_msix[%d] failed\n", __func__,
643                         ha->msix_count);
644                 ha->msix_count = 0;
645                 goto qlnx_pci_attach_err;
646         }
647 
648 	/*
649 	 * Initialize slow path interrupt and task queue
650 	 */
651 	if (qlnx_create_sp_taskqueues(ha) != 0)
652 		goto qlnx_pci_attach_err;
653 
654 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
655 
656                 struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[i];
657 
658         	ha->sp_irq_rid[i] = i + 1;
659         	ha->sp_irq[i] = bus_alloc_resource_any(dev, SYS_RES_IRQ,
660                                 &ha->sp_irq_rid[i],
661                                 (RF_ACTIVE | RF_SHAREABLE));
662         	if (ha->sp_irq[i] == NULL) {
663                 	device_printf(dev,
664 				"could not allocate mbx interrupt\n");
665                 	goto qlnx_pci_attach_err;
666         	}
667 
668         	if (bus_setup_intr(dev, ha->sp_irq[i],
669 				(INTR_TYPE_NET | INTR_MPSAFE), NULL,
670 				qlnx_sp_intr, p_hwfn, &ha->sp_handle[i])) {
671                 	device_printf(dev,
672 				"could not setup slow path interrupt\n");
673 			goto qlnx_pci_attach_err;
674 		}
675 
676 		QL_DPRINT1(ha, (dev, "%s: p_hwfn [%p] sp_irq_rid %d"
677 			" sp_irq %p sp_handle %p\n", __func__, p_hwfn,
678 			ha->sp_irq_rid[i], ha->sp_irq[i], ha->sp_handle[i]));
679 
680 	}
681 
682 	/*
683 	 * initialize fast path interrupt
684 	 */
685 	if (qlnx_create_fp_taskqueues(ha) != 0)
686 		goto qlnx_pci_attach_err;
687 
688         for (i = 0; i < ha->num_rss; i++) {
689                 ha->irq_vec[i].rss_idx = i;
690                 ha->irq_vec[i].ha = ha;
691                 ha->irq_vec[i].irq_rid = (1 + ha->cdev.num_hwfns) + i;
692 
693                 ha->irq_vec[i].irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
694                                 &ha->irq_vec[i].irq_rid,
695                                 (RF_ACTIVE | RF_SHAREABLE));
696 
697                 if (ha->irq_vec[i].irq == NULL) {
698                         device_printf(dev,
699 				"could not allocate interrupt[%d]\n", i);
700                         goto qlnx_pci_attach_err;
701                 }
702 
703 		if (qlnx_alloc_tx_br(ha, &ha->fp_array[i])) {
704                         device_printf(dev, "could not allocate tx_br[%d]\n", i);
705                         goto qlnx_pci_attach_err;
706 
707 		}
708 	}
709 
710 	callout_init(&ha->qlnx_callout, 1);
711 	ha->flags.callout_init = 1;
712 
713 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
714 
715 		if (qlnx_grc_dumpsize(ha, &ha->grcdump_size[i], i) != 0)
716 			goto qlnx_pci_attach_err;
717 		if (ha->grcdump_size[i] == 0)
718 			goto qlnx_pci_attach_err;
719 
720 		ha->grcdump_size[i] = ha->grcdump_size[i] << 2;
721 		QL_DPRINT1(ha, (dev, "grcdump_size[%d] = 0x%08x\n",
722 			i, ha->grcdump_size[i]));
723 
724 		ha->grcdump[i] = qlnx_zalloc(ha->grcdump_size[i]);
725 		if (ha->grcdump[i] == NULL) {
726 			device_printf(dev, "grcdump alloc[%d] failed\n", i);
727 			goto qlnx_pci_attach_err;
728 		}
729 
730 		if (qlnx_idle_chk_size(ha, &ha->idle_chk_size[i], i) != 0)
731 			goto qlnx_pci_attach_err;
732 		if (ha->idle_chk_size[i] == 0)
733 			goto qlnx_pci_attach_err;
734 
735 		ha->idle_chk_size[i] = ha->idle_chk_size[i] << 2;
736 		QL_DPRINT1(ha, (dev, "idle_chk_size[%d] = 0x%08x\n",
737 			i, ha->idle_chk_size[i]));
738 
739 		ha->idle_chk[i] = qlnx_zalloc(ha->idle_chk_size[i]);
740 
741 		if (ha->idle_chk[i] == NULL) {
742 			device_printf(dev, "idle_chk alloc failed\n");
743 			goto qlnx_pci_attach_err;
744 		}
745 	}
746 
747 	if (qlnx_slowpath_start(ha) != 0) {
748 
749 		qlnx_mdelay(__func__, 1000);
750 		qlnx_trigger_dump(ha);
751 
752 		goto qlnx_pci_attach_err0;
753 	} else
754 		ha->flags.slowpath_start = 1;
755 
756 	if (qlnx_get_flash_size(ha, &ha->flash_size) != 0) {
757 		qlnx_mdelay(__func__, 1000);
758 		qlnx_trigger_dump(ha);
759 
760 		goto qlnx_pci_attach_err0;
761 	}
762 
763 	if (qlnx_get_mfw_version(ha, &mfw_ver) != 0) {
764 		qlnx_mdelay(__func__, 1000);
765 		qlnx_trigger_dump(ha);
766 
767 		goto qlnx_pci_attach_err0;
768 	}
769 	snprintf(ha->mfw_ver, sizeof(ha->mfw_ver), "%d.%d.%d.%d",
770 		((mfw_ver >> 24) & 0xFF), ((mfw_ver >> 16) & 0xFF),
771 		((mfw_ver >> 8) & 0xFF), (mfw_ver & 0xFF));
772 	snprintf(ha->stormfw_ver, sizeof(ha->stormfw_ver), "%d.%d.%d.%d",
773 		FW_MAJOR_VERSION, FW_MINOR_VERSION, FW_REVISION_VERSION,
774 		FW_ENGINEERING_VERSION);
775 
776 	QL_DPRINT1(ha, (dev, "%s: STORM_FW version %s MFW version %s\n",
777 		__func__, ha->stormfw_ver, ha->mfw_ver));
778 
779 	qlnx_init_ifnet(dev, ha);
780 
781 	/*
782 	 * add sysctls
783 	 */
784 	qlnx_add_sysctls(ha);
785 
786 qlnx_pci_attach_err0:
787         /*
788 	 * create ioctl device interface
789 	 */
790         if (qlnx_make_cdev(ha)) {
791                 device_printf(dev, "%s: ql_make_cdev failed\n", __func__);
792                 goto qlnx_pci_attach_err;
793         }
794 
795 	QL_DPRINT2(ha, (dev, "%s: success\n", __func__));
796 
797         return (0);
798 
799 qlnx_pci_attach_err:
800 
801 	qlnx_release(ha);
802 
803 	return (ENXIO);
804 }
805 
806 /*
807  * Name:	qlnx_pci_detach
808  * Function:	Unhooks the device from the operating system
809  */
810 static int
811 qlnx_pci_detach(device_t dev)
812 {
813 	qlnx_host_t	*ha = NULL;
814 
815         if ((ha = device_get_softc(dev)) == NULL) {
816                 device_printf(dev, "cannot get softc\n");
817                 return (ENOMEM);
818         }
819 
820 	QLNX_LOCK(ha);
821 	qlnx_stop(ha);
822 	QLNX_UNLOCK(ha);
823 
824 	qlnx_release(ha);
825 
826         return (0);
827 }
828 
829 static int
830 qlnx_init_hw(qlnx_host_t *ha)
831 {
832 	int				rval = 0;
833 	struct ecore_hw_prepare_params	params;
834 
835 	ecore_init_struct(&ha->cdev);
836 
837 	/* ha->dp_module = ECORE_MSG_PROBE |
838 				ECORE_MSG_INTR |
839 				ECORE_MSG_SP |
840 				ECORE_MSG_LINK |
841 				ECORE_MSG_SPQ |
842 				ECORE_MSG_RDMA;
843 	ha->dp_level = ECORE_LEVEL_VERBOSE;*/
844 	ha->dp_level = ECORE_LEVEL_NOTICE;
845 
846 	ecore_init_dp(&ha->cdev, ha->dp_module, ha->dp_level, ha->pci_dev);
847 
848 	ha->cdev.regview = ha->pci_reg;
849 	ha->cdev.doorbells = ha->pci_dbells;
850 	ha->cdev.db_phys_addr = ha->dbells_phys_addr;
851 	ha->cdev.db_size = ha->dbells_size;
852 
853 	bzero(&params, sizeof (struct ecore_hw_prepare_params));
854 
855 	ha->personality = ECORE_PCI_DEFAULT;
856 
857 	params.personality = ha->personality;
858 
859 	params.drv_resc_alloc = false;
860 	params.chk_reg_fifo = false;
861 	params.initiate_pf_flr = true;
862 	params.epoch = 0;
863 
864 	ecore_hw_prepare(&ha->cdev, &params);
865 
866 	qlnx_set_id(&ha->cdev, qlnx_name_str, qlnx_ver_str);
867 
868 	return (rval);
869 }
870 
871 static void
872 qlnx_release(qlnx_host_t *ha)
873 {
874         device_t	dev;
875         int		i;
876 
877         dev = ha->pci_dev;
878 
879 	QL_DPRINT2(ha, (dev, "%s: enter\n", __func__));
880 
881 	for (i = 0; i < QLNX_MAX_HW_FUNCS; i++) {
882 		if (ha->idle_chk[i] != NULL) {
883 			free(ha->idle_chk[i], M_QLNXBUF);
884 			ha->idle_chk[i] = NULL;
885 		}
886 
887 		if (ha->grcdump[i] != NULL) {
888 			free(ha->grcdump[i], M_QLNXBUF);
889 			ha->grcdump[i] = NULL;
890 		}
891 	}
892 
893         if (ha->flags.callout_init)
894                 callout_drain(&ha->qlnx_callout);
895 
896 	if (ha->flags.slowpath_start) {
897 		qlnx_slowpath_stop(ha);
898 	}
899 
900 	ecore_hw_remove(&ha->cdev);
901 
902         qlnx_del_cdev(ha);
903 
904         if (ha->ifp != NULL)
905                 ether_ifdetach(ha->ifp);
906 
907 	qlnx_free_tx_dma_tag(ha);
908 
909 	qlnx_free_rx_dma_tag(ha);
910 
911 	qlnx_free_parent_dma_tag(ha);
912 
913         for (i = 0; i < ha->num_rss; i++) {
914 		struct qlnx_fastpath *fp = &ha->fp_array[i];
915 
916                 if (ha->irq_vec[i].handle) {
917                         (void)bus_teardown_intr(dev, ha->irq_vec[i].irq,
918                                         ha->irq_vec[i].handle);
919                 }
920 
921                 if (ha->irq_vec[i].irq) {
922                         (void)bus_release_resource(dev, SYS_RES_IRQ,
923                                 ha->irq_vec[i].irq_rid,
924                                 ha->irq_vec[i].irq);
925                 }
926 
927 		qlnx_free_tx_br(ha, fp);
928         }
929 	qlnx_destroy_fp_taskqueues(ha);
930 
931  	for (i = 0; i < ha->cdev.num_hwfns; i++) {
932         	if (ha->sp_handle[i])
933                 	(void)bus_teardown_intr(dev, ha->sp_irq[i],
934 				ha->sp_handle[i]);
935 
936         	if (ha->sp_irq[i])
937 			(void) bus_release_resource(dev, SYS_RES_IRQ,
938 				ha->sp_irq_rid[i], ha->sp_irq[i]);
939 	}
940 
941 	qlnx_destroy_sp_taskqueues(ha);
942 
943         if (ha->msix_count)
944                 pci_release_msi(dev);
945 
946         if (ha->flags.lock_init) {
947                 mtx_destroy(&ha->tx_lock);
948                 mtx_destroy(&ha->hw_lock);
949         }
950 
951         if (ha->pci_reg)
952                 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->reg_rid,
953                                 ha->pci_reg);
954 
955         if (ha->pci_dbells)
956                 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->dbells_rid,
957                                 ha->pci_dbells);
958 
959         if (ha->msix_bar)
960                 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->msix_rid,
961                                 ha->msix_bar);
962 
963 	QL_DPRINT2(ha, (dev, "%s: exit\n", __func__));
964 	return;
965 }
966 
967 static void
968 qlnx_trigger_dump(qlnx_host_t *ha)
969 {
970 	int	i;
971 
972 	if (ha->ifp != NULL)
973 		ha->ifp->if_drv_flags &= ~(IFF_DRV_OACTIVE | IFF_DRV_RUNNING);
974 
975 	QL_DPRINT2(ha, (ha->pci_dev, "%s: start\n", __func__));
976 
977 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
978 		qlnx_grc_dump(ha, &ha->grcdump_dwords[i], i);
979 		qlnx_idle_chk(ha, &ha->idle_chk_dwords[i], i);
980 	}
981 
982 	QL_DPRINT2(ha, (ha->pci_dev, "%s: end\n", __func__));
983 
984 	return;
985 }
986 
987 static int
988 qlnx_trigger_dump_sysctl(SYSCTL_HANDLER_ARGS)
989 {
990         int		err, ret = 0;
991         qlnx_host_t	*ha;
992 
993         err = sysctl_handle_int(oidp, &ret, 0, req);
994 
995         if (err || !req->newptr)
996                 return (err);
997 
998         if (ret == 1) {
999                 ha = (qlnx_host_t *)arg1;
1000                 qlnx_trigger_dump(ha);
1001         }
1002         return (err);
1003 }
1004 
1005 static int
1006 qlnx_set_tx_coalesce(SYSCTL_HANDLER_ARGS)
1007 {
1008         int			err, i, ret = 0, usecs = 0;
1009         qlnx_host_t		*ha;
1010 	struct ecore_hwfn	*p_hwfn;
1011 	struct qlnx_fastpath	*fp;
1012 
1013         err = sysctl_handle_int(oidp, &usecs, 0, req);
1014 
1015         if (err || !req->newptr || !usecs || (usecs > 255))
1016                 return (err);
1017 
1018         ha = (qlnx_host_t *)arg1;
1019 
1020 	for (i = 0; i < ha->num_rss; i++) {
1021 
1022 		p_hwfn = &ha->cdev.hwfns[(i % ha->cdev.num_hwfns)];
1023 
1024         	fp = &ha->fp_array[i];
1025 
1026 		if (fp->txq[0]->handle != NULL) {
1027 			ret = ecore_set_queue_coalesce(p_hwfn, 0,
1028 					(uint16_t)usecs, fp->txq[0]->handle);
1029 		}
1030         }
1031 
1032 	if (!ret)
1033 		ha->tx_coalesce_usecs = (uint8_t)usecs;
1034 
1035         return (err);
1036 }
1037 
1038 static int
1039 qlnx_set_rx_coalesce(SYSCTL_HANDLER_ARGS)
1040 {
1041         int			err, i, ret = 0, usecs = 0;
1042         qlnx_host_t		*ha;
1043 	struct ecore_hwfn	*p_hwfn;
1044 	struct qlnx_fastpath	*fp;
1045 
1046         err = sysctl_handle_int(oidp, &usecs, 0, req);
1047 
1048         if (err || !req->newptr || !usecs || (usecs > 255))
1049                 return (err);
1050 
1051         ha = (qlnx_host_t *)arg1;
1052 
1053 	for (i = 0; i < ha->num_rss; i++) {
1054 
1055 		p_hwfn = &ha->cdev.hwfns[(i % ha->cdev.num_hwfns)];
1056 
1057         	fp = &ha->fp_array[i];
1058 
1059 		if (fp->rxq->handle != NULL) {
1060 			ret = ecore_set_queue_coalesce(p_hwfn, (uint16_t)usecs,
1061 					 0, fp->rxq->handle);
1062 		}
1063 	}
1064 
1065 	if (!ret)
1066 		ha->rx_coalesce_usecs = (uint8_t)usecs;
1067 
1068         return (err);
1069 }
1070 
1071 static void
1072 qlnx_add_sp_stats_sysctls(qlnx_host_t *ha)
1073 {
1074         struct sysctl_ctx_list	*ctx;
1075         struct sysctl_oid_list	*children;
1076 	struct sysctl_oid	*ctx_oid;
1077 
1078         ctx = device_get_sysctl_ctx(ha->pci_dev);
1079 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
1080 
1081 	ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "spstat",
1082 			CTLFLAG_RD, NULL, "spstat");
1083         children = SYSCTL_CHILDREN(ctx_oid);
1084 
1085 	SYSCTL_ADD_QUAD(ctx, children,
1086                 OID_AUTO, "sp_interrupts",
1087                 CTLFLAG_RD, &ha->sp_interrupts,
1088                 "No. of slowpath interrupts");
1089 
1090 	return;
1091 }
1092 
1093 static void
1094 qlnx_add_fp_stats_sysctls(qlnx_host_t *ha)
1095 {
1096         struct sysctl_ctx_list	*ctx;
1097         struct sysctl_oid_list	*children;
1098         struct sysctl_oid_list	*node_children;
1099 	struct sysctl_oid	*ctx_oid;
1100 	int			i, j;
1101 	uint8_t			name_str[16];
1102 
1103         ctx = device_get_sysctl_ctx(ha->pci_dev);
1104 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
1105 
1106 	ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "fpstat",
1107 			CTLFLAG_RD, NULL, "fpstat");
1108 	children = SYSCTL_CHILDREN(ctx_oid);
1109 
1110 	for (i = 0; i < ha->num_rss; i++) {
1111 
1112 		bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1113 		snprintf(name_str, sizeof(name_str), "%d", i);
1114 
1115 		ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
1116 			CTLFLAG_RD, NULL, name_str);
1117 		node_children = SYSCTL_CHILDREN(ctx_oid);
1118 
1119 		/* Tx Related */
1120 
1121 		SYSCTL_ADD_QUAD(ctx, node_children,
1122 			OID_AUTO, "tx_pkts_processed",
1123 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_processed,
1124 			"No. of packets processed for transmission");
1125 
1126 		SYSCTL_ADD_QUAD(ctx, node_children,
1127 			OID_AUTO, "tx_pkts_freed",
1128 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_freed,
1129 			"No. of freed packets");
1130 
1131 		SYSCTL_ADD_QUAD(ctx, node_children,
1132 			OID_AUTO, "tx_pkts_transmitted",
1133 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_transmitted,
1134 			"No. of transmitted packets");
1135 
1136 		SYSCTL_ADD_QUAD(ctx, node_children,
1137 			OID_AUTO, "tx_pkts_completed",
1138 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_completed,
1139 			"No. of transmit completions");
1140 
1141 		SYSCTL_ADD_QUAD(ctx, node_children,
1142 			OID_AUTO, "tx_lso_wnd_min_len",
1143 			CTLFLAG_RD, &ha->fp_array[i].tx_lso_wnd_min_len,
1144 			"tx_lso_wnd_min_len");
1145 
1146 		SYSCTL_ADD_QUAD(ctx, node_children,
1147 			OID_AUTO, "tx_defrag",
1148 			CTLFLAG_RD, &ha->fp_array[i].tx_defrag,
1149 			"tx_defrag");
1150 
1151 		SYSCTL_ADD_QUAD(ctx, node_children,
1152 			OID_AUTO, "tx_nsegs_gt_elem_left",
1153 			CTLFLAG_RD, &ha->fp_array[i].tx_nsegs_gt_elem_left,
1154 			"tx_nsegs_gt_elem_left");
1155 
1156 		SYSCTL_ADD_UINT(ctx, node_children,
1157 			OID_AUTO, "tx_tso_max_nsegs",
1158 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_max_nsegs,
1159 			ha->fp_array[i].tx_tso_max_nsegs, "tx_tso_max_nsegs");
1160 
1161 		SYSCTL_ADD_UINT(ctx, node_children,
1162 			OID_AUTO, "tx_tso_min_nsegs",
1163 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_min_nsegs,
1164 			ha->fp_array[i].tx_tso_min_nsegs, "tx_tso_min_nsegs");
1165 
1166 		SYSCTL_ADD_UINT(ctx, node_children,
1167 			OID_AUTO, "tx_tso_max_pkt_len",
1168 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_max_pkt_len,
1169 			ha->fp_array[i].tx_tso_max_pkt_len,
1170 			"tx_tso_max_pkt_len");
1171 
1172 		SYSCTL_ADD_UINT(ctx, node_children,
1173 			OID_AUTO, "tx_tso_min_pkt_len",
1174 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_min_pkt_len,
1175 			ha->fp_array[i].tx_tso_min_pkt_len,
1176 			"tx_tso_min_pkt_len");
1177 
1178 		for (j = 0; j < QLNX_FP_MAX_SEGS; j++) {
1179 
1180 			bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1181 			snprintf(name_str, sizeof(name_str),
1182 				"tx_pkts_nseg_%02d", (j+1));
1183 
1184 			SYSCTL_ADD_QUAD(ctx, node_children,
1185 				OID_AUTO, name_str, CTLFLAG_RD,
1186 				&ha->fp_array[i].tx_pkts[j], name_str);
1187 		}
1188 
1189 		SYSCTL_ADD_QUAD(ctx, node_children,
1190 			OID_AUTO, "err_tx_nsegs_gt_elem_left",
1191 			CTLFLAG_RD, &ha->fp_array[i].err_tx_nsegs_gt_elem_left,
1192 			"err_tx_nsegs_gt_elem_left");
1193 
1194 		SYSCTL_ADD_QUAD(ctx, node_children,
1195 			OID_AUTO, "err_tx_dmamap_create",
1196 			CTLFLAG_RD, &ha->fp_array[i].err_tx_dmamap_create,
1197 			"err_tx_dmamap_create");
1198 
1199 		SYSCTL_ADD_QUAD(ctx, node_children,
1200 			OID_AUTO, "err_tx_defrag_dmamap_load",
1201 			CTLFLAG_RD, &ha->fp_array[i].err_tx_defrag_dmamap_load,
1202 			"err_tx_defrag_dmamap_load");
1203 
1204 		SYSCTL_ADD_QUAD(ctx, node_children,
1205 			OID_AUTO, "err_tx_non_tso_max_seg",
1206 			CTLFLAG_RD, &ha->fp_array[i].err_tx_non_tso_max_seg,
1207 			"err_tx_non_tso_max_seg");
1208 
1209 		SYSCTL_ADD_QUAD(ctx, node_children,
1210 			OID_AUTO, "err_tx_dmamap_load",
1211 			CTLFLAG_RD, &ha->fp_array[i].err_tx_dmamap_load,
1212 			"err_tx_dmamap_load");
1213 
1214 		SYSCTL_ADD_QUAD(ctx, node_children,
1215 			OID_AUTO, "err_tx_defrag",
1216 			CTLFLAG_RD, &ha->fp_array[i].err_tx_defrag,
1217 			"err_tx_defrag");
1218 
1219 		SYSCTL_ADD_QUAD(ctx, node_children,
1220 			OID_AUTO, "err_tx_free_pkt_null",
1221 			CTLFLAG_RD, &ha->fp_array[i].err_tx_free_pkt_null,
1222 			"err_tx_free_pkt_null");
1223 
1224 		SYSCTL_ADD_QUAD(ctx, node_children,
1225 			OID_AUTO, "err_tx_cons_idx_conflict",
1226 			CTLFLAG_RD, &ha->fp_array[i].err_tx_cons_idx_conflict,
1227 			"err_tx_cons_idx_conflict");
1228 
1229 #ifdef QLNX_TRACE_LRO_CNT
1230 		SYSCTL_ADD_QUAD(ctx, node_children,
1231 			OID_AUTO, "lro_cnt_64",
1232 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_64,
1233 			"lro_cnt_64");
1234 
1235 		SYSCTL_ADD_QUAD(ctx, node_children,
1236 			OID_AUTO, "lro_cnt_128",
1237 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_128,
1238 			"lro_cnt_128");
1239 
1240 		SYSCTL_ADD_QUAD(ctx, node_children,
1241 			OID_AUTO, "lro_cnt_256",
1242 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_256,
1243 			"lro_cnt_256");
1244 
1245 		SYSCTL_ADD_QUAD(ctx, node_children,
1246 			OID_AUTO, "lro_cnt_512",
1247 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_512,
1248 			"lro_cnt_512");
1249 
1250 		SYSCTL_ADD_QUAD(ctx, node_children,
1251 			OID_AUTO, "lro_cnt_1024",
1252 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_1024,
1253 			"lro_cnt_1024");
1254 #endif /* #ifdef QLNX_TRACE_LRO_CNT */
1255 
1256 		/* Rx Related */
1257 
1258 		SYSCTL_ADD_QUAD(ctx, node_children,
1259 			OID_AUTO, "rx_pkts",
1260 			CTLFLAG_RD, &ha->fp_array[i].rx_pkts,
1261 			"No. of received packets");
1262 
1263 		SYSCTL_ADD_QUAD(ctx, node_children,
1264 			OID_AUTO, "tpa_start",
1265 			CTLFLAG_RD, &ha->fp_array[i].tpa_start,
1266 			"No. of tpa_start packets");
1267 
1268 		SYSCTL_ADD_QUAD(ctx, node_children,
1269 			OID_AUTO, "tpa_cont",
1270 			CTLFLAG_RD, &ha->fp_array[i].tpa_cont,
1271 			"No. of tpa_cont packets");
1272 
1273 		SYSCTL_ADD_QUAD(ctx, node_children,
1274 			OID_AUTO, "tpa_end",
1275 			CTLFLAG_RD, &ha->fp_array[i].tpa_end,
1276 			"No. of tpa_end packets");
1277 
1278 		SYSCTL_ADD_QUAD(ctx, node_children,
1279 			OID_AUTO, "err_m_getcl",
1280 			CTLFLAG_RD, &ha->fp_array[i].err_m_getcl,
1281 			"err_m_getcl");
1282 
1283 		SYSCTL_ADD_QUAD(ctx, node_children,
1284 			OID_AUTO, "err_m_getjcl",
1285 			CTLFLAG_RD, &ha->fp_array[i].err_m_getjcl,
1286 			"err_m_getjcl");
1287 
1288 		SYSCTL_ADD_QUAD(ctx, node_children,
1289 			OID_AUTO, "err_rx_hw_errors",
1290 			CTLFLAG_RD, &ha->fp_array[i].err_rx_hw_errors,
1291 			"err_rx_hw_errors");
1292 
1293 		SYSCTL_ADD_QUAD(ctx, node_children,
1294 			OID_AUTO, "err_rx_alloc_errors",
1295 			CTLFLAG_RD, &ha->fp_array[i].err_rx_alloc_errors,
1296 			"err_rx_alloc_errors");
1297 	}
1298 
1299 	return;
1300 }
1301 
1302 static void
1303 qlnx_add_hw_stats_sysctls(qlnx_host_t *ha)
1304 {
1305         struct sysctl_ctx_list	*ctx;
1306         struct sysctl_oid_list	*children;
1307 	struct sysctl_oid	*ctx_oid;
1308 
1309         ctx = device_get_sysctl_ctx(ha->pci_dev);
1310 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
1311 
1312 	ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "hwstat",
1313 			CTLFLAG_RD, NULL, "hwstat");
1314         children = SYSCTL_CHILDREN(ctx_oid);
1315 
1316 	SYSCTL_ADD_QUAD(ctx, children,
1317                 OID_AUTO, "no_buff_discards",
1318                 CTLFLAG_RD, &ha->hw_stats.common.no_buff_discards,
1319                 "No. of packets discarded due to lack of buffer");
1320 
1321 	SYSCTL_ADD_QUAD(ctx, children,
1322                 OID_AUTO, "packet_too_big_discard",
1323                 CTLFLAG_RD, &ha->hw_stats.common.packet_too_big_discard,
1324                 "No. of packets discarded because packet was too big");
1325 
1326 	SYSCTL_ADD_QUAD(ctx, children,
1327                 OID_AUTO, "ttl0_discard",
1328                 CTLFLAG_RD, &ha->hw_stats.common.ttl0_discard,
1329                 "ttl0_discard");
1330 
1331 	SYSCTL_ADD_QUAD(ctx, children,
1332                 OID_AUTO, "rx_ucast_bytes",
1333                 CTLFLAG_RD, &ha->hw_stats.common.rx_ucast_bytes,
1334                 "rx_ucast_bytes");
1335 
1336 	SYSCTL_ADD_QUAD(ctx, children,
1337                 OID_AUTO, "rx_mcast_bytes",
1338                 CTLFLAG_RD, &ha->hw_stats.common.rx_mcast_bytes,
1339                 "rx_mcast_bytes");
1340 
1341 	SYSCTL_ADD_QUAD(ctx, children,
1342                 OID_AUTO, "rx_bcast_bytes",
1343                 CTLFLAG_RD, &ha->hw_stats.common.rx_bcast_bytes,
1344                 "rx_bcast_bytes");
1345 
1346 	SYSCTL_ADD_QUAD(ctx, children,
1347                 OID_AUTO, "rx_ucast_pkts",
1348                 CTLFLAG_RD, &ha->hw_stats.common.rx_ucast_pkts,
1349                 "rx_ucast_pkts");
1350 
1351 	SYSCTL_ADD_QUAD(ctx, children,
1352                 OID_AUTO, "rx_mcast_pkts",
1353                 CTLFLAG_RD, &ha->hw_stats.common.rx_mcast_pkts,
1354                 "rx_mcast_pkts");
1355 
1356 	SYSCTL_ADD_QUAD(ctx, children,
1357                 OID_AUTO, "rx_bcast_pkts",
1358                 CTLFLAG_RD, &ha->hw_stats.common.rx_bcast_pkts,
1359                 "rx_bcast_pkts");
1360 
1361 	SYSCTL_ADD_QUAD(ctx, children,
1362                 OID_AUTO, "mftag_filter_discards",
1363                 CTLFLAG_RD, &ha->hw_stats.common.mftag_filter_discards,
1364                 "mftag_filter_discards");
1365 
1366 	SYSCTL_ADD_QUAD(ctx, children,
1367                 OID_AUTO, "mac_filter_discards",
1368                 CTLFLAG_RD, &ha->hw_stats.common.mac_filter_discards,
1369                 "mac_filter_discards");
1370 
1371 	SYSCTL_ADD_QUAD(ctx, children,
1372                 OID_AUTO, "tx_ucast_bytes",
1373                 CTLFLAG_RD, &ha->hw_stats.common.tx_ucast_bytes,
1374                 "tx_ucast_bytes");
1375 
1376 	SYSCTL_ADD_QUAD(ctx, children,
1377                 OID_AUTO, "tx_mcast_bytes",
1378                 CTLFLAG_RD, &ha->hw_stats.common.tx_mcast_bytes,
1379                 "tx_mcast_bytes");
1380 
1381 	SYSCTL_ADD_QUAD(ctx, children,
1382                 OID_AUTO, "tx_bcast_bytes",
1383                 CTLFLAG_RD, &ha->hw_stats.common.tx_bcast_bytes,
1384                 "tx_bcast_bytes");
1385 
1386 	SYSCTL_ADD_QUAD(ctx, children,
1387                 OID_AUTO, "tx_ucast_pkts",
1388                 CTLFLAG_RD, &ha->hw_stats.common.tx_ucast_pkts,
1389                 "tx_ucast_pkts");
1390 
1391 	SYSCTL_ADD_QUAD(ctx, children,
1392                 OID_AUTO, "tx_mcast_pkts",
1393                 CTLFLAG_RD, &ha->hw_stats.common.tx_mcast_pkts,
1394                 "tx_mcast_pkts");
1395 
1396 	SYSCTL_ADD_QUAD(ctx, children,
1397                 OID_AUTO, "tx_bcast_pkts",
1398                 CTLFLAG_RD, &ha->hw_stats.common.tx_bcast_pkts,
1399                 "tx_bcast_pkts");
1400 
1401 	SYSCTL_ADD_QUAD(ctx, children,
1402                 OID_AUTO, "tx_err_drop_pkts",
1403                 CTLFLAG_RD, &ha->hw_stats.common.tx_err_drop_pkts,
1404                 "tx_err_drop_pkts");
1405 
1406 	SYSCTL_ADD_QUAD(ctx, children,
1407                 OID_AUTO, "tpa_coalesced_pkts",
1408                 CTLFLAG_RD, &ha->hw_stats.common.tpa_coalesced_pkts,
1409                 "tpa_coalesced_pkts");
1410 
1411 	SYSCTL_ADD_QUAD(ctx, children,
1412                 OID_AUTO, "tpa_coalesced_events",
1413                 CTLFLAG_RD, &ha->hw_stats.common.tpa_coalesced_events,
1414                 "tpa_coalesced_events");
1415 
1416 	SYSCTL_ADD_QUAD(ctx, children,
1417                 OID_AUTO, "tpa_aborts_num",
1418                 CTLFLAG_RD, &ha->hw_stats.common.tpa_aborts_num,
1419                 "tpa_aborts_num");
1420 
1421 	SYSCTL_ADD_QUAD(ctx, children,
1422                 OID_AUTO, "tpa_not_coalesced_pkts",
1423                 CTLFLAG_RD, &ha->hw_stats.common.tpa_not_coalesced_pkts,
1424                 "tpa_not_coalesced_pkts");
1425 
1426 	SYSCTL_ADD_QUAD(ctx, children,
1427                 OID_AUTO, "tpa_coalesced_bytes",
1428                 CTLFLAG_RD, &ha->hw_stats.common.tpa_coalesced_bytes,
1429                 "tpa_coalesced_bytes");
1430 
1431 	SYSCTL_ADD_QUAD(ctx, children,
1432                 OID_AUTO, "rx_64_byte_packets",
1433                 CTLFLAG_RD, &ha->hw_stats.common.rx_64_byte_packets,
1434                 "rx_64_byte_packets");
1435 
1436 	SYSCTL_ADD_QUAD(ctx, children,
1437                 OID_AUTO, "rx_65_to_127_byte_packets",
1438                 CTLFLAG_RD, &ha->hw_stats.common.rx_65_to_127_byte_packets,
1439                 "rx_65_to_127_byte_packets");
1440 
1441 	SYSCTL_ADD_QUAD(ctx, children,
1442                 OID_AUTO, "rx_128_to_255_byte_packets",
1443                 CTLFLAG_RD, &ha->hw_stats.common.rx_128_to_255_byte_packets,
1444                 "rx_128_to_255_byte_packets");
1445 
1446 	SYSCTL_ADD_QUAD(ctx, children,
1447                 OID_AUTO, "rx_256_to_511_byte_packets",
1448                 CTLFLAG_RD, &ha->hw_stats.common.rx_256_to_511_byte_packets,
1449                 "rx_256_to_511_byte_packets");
1450 
1451 	SYSCTL_ADD_QUAD(ctx, children,
1452                 OID_AUTO, "rx_512_to_1023_byte_packets",
1453                 CTLFLAG_RD, &ha->hw_stats.common.rx_512_to_1023_byte_packets,
1454                 "rx_512_to_1023_byte_packets");
1455 
1456 	SYSCTL_ADD_QUAD(ctx, children,
1457                 OID_AUTO, "rx_1024_to_1518_byte_packets",
1458                 CTLFLAG_RD, &ha->hw_stats.common.rx_1024_to_1518_byte_packets,
1459                 "rx_1024_to_1518_byte_packets");
1460 
1461 	SYSCTL_ADD_QUAD(ctx, children,
1462                 OID_AUTO, "rx_1519_to_1522_byte_packets",
1463                 CTLFLAG_RD, &ha->hw_stats.bb.rx_1519_to_1522_byte_packets,
1464                 "rx_1519_to_1522_byte_packets");
1465 
1466 	SYSCTL_ADD_QUAD(ctx, children,
1467                 OID_AUTO, "rx_1523_to_2047_byte_packets",
1468                 CTLFLAG_RD, &ha->hw_stats.bb.rx_1519_to_2047_byte_packets,
1469                 "rx_1523_to_2047_byte_packets");
1470 
1471 	SYSCTL_ADD_QUAD(ctx, children,
1472                 OID_AUTO, "rx_2048_to_4095_byte_packets",
1473                 CTLFLAG_RD, &ha->hw_stats.bb.rx_2048_to_4095_byte_packets,
1474                 "rx_2048_to_4095_byte_packets");
1475 
1476 	SYSCTL_ADD_QUAD(ctx, children,
1477                 OID_AUTO, "rx_4096_to_9216_byte_packets",
1478                 CTLFLAG_RD, &ha->hw_stats.bb.rx_4096_to_9216_byte_packets,
1479                 "rx_4096_to_9216_byte_packets");
1480 
1481 	SYSCTL_ADD_QUAD(ctx, children,
1482                 OID_AUTO, "rx_9217_to_16383_byte_packets",
1483                 CTLFLAG_RD, &ha->hw_stats.bb.rx_9217_to_16383_byte_packets,
1484                 "rx_9217_to_16383_byte_packets");
1485 
1486 	SYSCTL_ADD_QUAD(ctx, children,
1487                 OID_AUTO, "rx_crc_errors",
1488                 CTLFLAG_RD, &ha->hw_stats.common.rx_crc_errors,
1489                 "rx_crc_errors");
1490 
1491 	SYSCTL_ADD_QUAD(ctx, children,
1492                 OID_AUTO, "rx_mac_crtl_frames",
1493                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_crtl_frames,
1494                 "rx_mac_crtl_frames");
1495 
1496 	SYSCTL_ADD_QUAD(ctx, children,
1497                 OID_AUTO, "rx_pause_frames",
1498                 CTLFLAG_RD, &ha->hw_stats.common.rx_pause_frames,
1499                 "rx_pause_frames");
1500 
1501 	SYSCTL_ADD_QUAD(ctx, children,
1502                 OID_AUTO, "rx_pfc_frames",
1503                 CTLFLAG_RD, &ha->hw_stats.common.rx_pfc_frames,
1504                 "rx_pfc_frames");
1505 
1506 	SYSCTL_ADD_QUAD(ctx, children,
1507                 OID_AUTO, "rx_align_errors",
1508                 CTLFLAG_RD, &ha->hw_stats.common.rx_align_errors,
1509                 "rx_align_errors");
1510 
1511 	SYSCTL_ADD_QUAD(ctx, children,
1512                 OID_AUTO, "rx_carrier_errors",
1513                 CTLFLAG_RD, &ha->hw_stats.common.rx_carrier_errors,
1514                 "rx_carrier_errors");
1515 
1516 	SYSCTL_ADD_QUAD(ctx, children,
1517                 OID_AUTO, "rx_oversize_packets",
1518                 CTLFLAG_RD, &ha->hw_stats.common.rx_oversize_packets,
1519                 "rx_oversize_packets");
1520 
1521 	SYSCTL_ADD_QUAD(ctx, children,
1522                 OID_AUTO, "rx_jabbers",
1523                 CTLFLAG_RD, &ha->hw_stats.common.rx_jabbers,
1524                 "rx_jabbers");
1525 
1526 	SYSCTL_ADD_QUAD(ctx, children,
1527                 OID_AUTO, "rx_undersize_packets",
1528                 CTLFLAG_RD, &ha->hw_stats.common.rx_undersize_packets,
1529                 "rx_undersize_packets");
1530 
1531 	SYSCTL_ADD_QUAD(ctx, children,
1532                 OID_AUTO, "rx_fragments",
1533                 CTLFLAG_RD, &ha->hw_stats.common.rx_fragments,
1534                 "rx_fragments");
1535 
1536 	SYSCTL_ADD_QUAD(ctx, children,
1537                 OID_AUTO, "tx_64_byte_packets",
1538                 CTLFLAG_RD, &ha->hw_stats.common.tx_64_byte_packets,
1539                 "tx_64_byte_packets");
1540 
1541 	SYSCTL_ADD_QUAD(ctx, children,
1542                 OID_AUTO, "tx_65_to_127_byte_packets",
1543                 CTLFLAG_RD, &ha->hw_stats.common.tx_65_to_127_byte_packets,
1544                 "tx_65_to_127_byte_packets");
1545 
1546 	SYSCTL_ADD_QUAD(ctx, children,
1547                 OID_AUTO, "tx_128_to_255_byte_packets",
1548                 CTLFLAG_RD, &ha->hw_stats.common.tx_128_to_255_byte_packets,
1549                 "tx_128_to_255_byte_packets");
1550 
1551 	SYSCTL_ADD_QUAD(ctx, children,
1552                 OID_AUTO, "tx_256_to_511_byte_packets",
1553                 CTLFLAG_RD, &ha->hw_stats.common.tx_256_to_511_byte_packets,
1554                 "tx_256_to_511_byte_packets");
1555 
1556 	SYSCTL_ADD_QUAD(ctx, children,
1557                 OID_AUTO, "tx_512_to_1023_byte_packets",
1558                 CTLFLAG_RD, &ha->hw_stats.common.tx_512_to_1023_byte_packets,
1559                 "tx_512_to_1023_byte_packets");
1560 
1561 	SYSCTL_ADD_QUAD(ctx, children,
1562                 OID_AUTO, "tx_1024_to_1518_byte_packets",
1563                 CTLFLAG_RD, &ha->hw_stats.common.tx_1024_to_1518_byte_packets,
1564                 "tx_1024_to_1518_byte_packets");
1565 
1566 	SYSCTL_ADD_QUAD(ctx, children,
1567                 OID_AUTO, "tx_1519_to_2047_byte_packets",
1568                 CTLFLAG_RD, &ha->hw_stats.bb.tx_1519_to_2047_byte_packets,
1569                 "tx_1519_to_2047_byte_packets");
1570 
1571 	SYSCTL_ADD_QUAD(ctx, children,
1572                 OID_AUTO, "tx_2048_to_4095_byte_packets",
1573                 CTLFLAG_RD, &ha->hw_stats.bb.tx_2048_to_4095_byte_packets,
1574                 "tx_2048_to_4095_byte_packets");
1575 
1576 	SYSCTL_ADD_QUAD(ctx, children,
1577                 OID_AUTO, "tx_4096_to_9216_byte_packets",
1578                 CTLFLAG_RD, &ha->hw_stats.bb.tx_4096_to_9216_byte_packets,
1579                 "tx_4096_to_9216_byte_packets");
1580 
1581 	SYSCTL_ADD_QUAD(ctx, children,
1582                 OID_AUTO, "tx_9217_to_16383_byte_packets",
1583                 CTLFLAG_RD, &ha->hw_stats.bb.tx_9217_to_16383_byte_packets,
1584                 "tx_9217_to_16383_byte_packets");
1585 
1586 	SYSCTL_ADD_QUAD(ctx, children,
1587                 OID_AUTO, "tx_pause_frames",
1588                 CTLFLAG_RD, &ha->hw_stats.common.tx_pause_frames,
1589                 "tx_pause_frames");
1590 
1591 	SYSCTL_ADD_QUAD(ctx, children,
1592                 OID_AUTO, "tx_pfc_frames",
1593                 CTLFLAG_RD, &ha->hw_stats.common.tx_pfc_frames,
1594                 "tx_pfc_frames");
1595 
1596 	SYSCTL_ADD_QUAD(ctx, children,
1597                 OID_AUTO, "tx_lpi_entry_count",
1598                 CTLFLAG_RD, &ha->hw_stats.bb.tx_lpi_entry_count,
1599                 "tx_lpi_entry_count");
1600 
1601 	SYSCTL_ADD_QUAD(ctx, children,
1602                 OID_AUTO, "tx_total_collisions",
1603                 CTLFLAG_RD, &ha->hw_stats.bb.tx_total_collisions,
1604                 "tx_total_collisions");
1605 
1606 	SYSCTL_ADD_QUAD(ctx, children,
1607                 OID_AUTO, "brb_truncates",
1608                 CTLFLAG_RD, &ha->hw_stats.common.brb_truncates,
1609                 "brb_truncates");
1610 
1611 	SYSCTL_ADD_QUAD(ctx, children,
1612                 OID_AUTO, "brb_discards",
1613                 CTLFLAG_RD, &ha->hw_stats.common.brb_discards,
1614                 "brb_discards");
1615 
1616 	SYSCTL_ADD_QUAD(ctx, children,
1617                 OID_AUTO, "rx_mac_bytes",
1618                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_bytes,
1619                 "rx_mac_bytes");
1620 
1621 	SYSCTL_ADD_QUAD(ctx, children,
1622                 OID_AUTO, "rx_mac_uc_packets",
1623                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_uc_packets,
1624                 "rx_mac_uc_packets");
1625 
1626 	SYSCTL_ADD_QUAD(ctx, children,
1627                 OID_AUTO, "rx_mac_mc_packets",
1628                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_mc_packets,
1629                 "rx_mac_mc_packets");
1630 
1631 	SYSCTL_ADD_QUAD(ctx, children,
1632                 OID_AUTO, "rx_mac_bc_packets",
1633                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_bc_packets,
1634                 "rx_mac_bc_packets");
1635 
1636 	SYSCTL_ADD_QUAD(ctx, children,
1637                 OID_AUTO, "rx_mac_frames_ok",
1638                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_frames_ok,
1639                 "rx_mac_frames_ok");
1640 
1641 	SYSCTL_ADD_QUAD(ctx, children,
1642                 OID_AUTO, "tx_mac_bytes",
1643                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_bytes,
1644                 "tx_mac_bytes");
1645 
1646 	SYSCTL_ADD_QUAD(ctx, children,
1647                 OID_AUTO, "tx_mac_uc_packets",
1648                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_uc_packets,
1649                 "tx_mac_uc_packets");
1650 
1651 	SYSCTL_ADD_QUAD(ctx, children,
1652                 OID_AUTO, "tx_mac_mc_packets",
1653                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_mc_packets,
1654                 "tx_mac_mc_packets");
1655 
1656 	SYSCTL_ADD_QUAD(ctx, children,
1657                 OID_AUTO, "tx_mac_bc_packets",
1658                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_bc_packets,
1659                 "tx_mac_bc_packets");
1660 
1661 	SYSCTL_ADD_QUAD(ctx, children,
1662                 OID_AUTO, "tx_mac_ctrl_frames",
1663                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_ctrl_frames,
1664                 "tx_mac_ctrl_frames");
1665 	return;
1666 }
1667 
1668 static void
1669 qlnx_add_sysctls(qlnx_host_t *ha)
1670 {
1671         device_t		dev = ha->pci_dev;
1672 	struct sysctl_ctx_list	*ctx;
1673 	struct sysctl_oid_list	*children;
1674 
1675 	ctx = device_get_sysctl_ctx(dev);
1676 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(dev));
1677 
1678 	qlnx_add_fp_stats_sysctls(ha);
1679 	qlnx_add_sp_stats_sysctls(ha);
1680 	qlnx_add_hw_stats_sysctls(ha);
1681 
1682 	SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "Driver_Version",
1683 		CTLFLAG_RD, qlnx_ver_str, 0,
1684 		"Driver Version");
1685 
1686 	SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "STORMFW_Version",
1687 		CTLFLAG_RD, ha->stormfw_ver, 0,
1688 		"STORM Firmware Version");
1689 
1690 	SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "MFW_Version",
1691 		CTLFLAG_RD, ha->mfw_ver, 0,
1692 		"Management Firmware Version");
1693 
1694         SYSCTL_ADD_UINT(ctx, children,
1695                 OID_AUTO, "personality", CTLFLAG_RD,
1696                 &ha->personality, ha->personality,
1697 		"\tpersonality = 0 => Ethernet Only\n"
1698 		"\tpersonality = 3 => Ethernet and RoCE\n"
1699 		"\tpersonality = 4 => Ethernet and iWARP\n"
1700 		"\tpersonality = 6 => Default in Shared Memory\n");
1701 
1702         ha->dbg_level = 0;
1703 
1704         SYSCTL_ADD_UINT(ctx, children,
1705                 OID_AUTO, "debug", CTLFLAG_RW,
1706                 &ha->dbg_level, ha->dbg_level, "Debug Level");
1707 
1708         ha->dp_level = 0;
1709         SYSCTL_ADD_UINT(ctx, children,
1710                 OID_AUTO, "dp_level", CTLFLAG_RW,
1711                 &ha->dp_level, ha->dp_level, "DP Level");
1712 
1713         ha->dp_module = 0;
1714         SYSCTL_ADD_UINT(ctx, children,
1715                 OID_AUTO, "dp_module", CTLFLAG_RW,
1716                 &ha->dp_module, ha->dp_module, "DP Module");
1717 
1718         ha->err_inject = 0;
1719 
1720         SYSCTL_ADD_UINT(ctx, children,
1721                 OID_AUTO, "err_inject", CTLFLAG_RW,
1722                 &ha->err_inject, ha->err_inject, "Error Inject");
1723 
1724         ha->storm_stats_enable = 0;
1725 
1726         SYSCTL_ADD_UINT(ctx, children,
1727                 OID_AUTO, "storm_stats_enable", CTLFLAG_RW,
1728                 &ha->storm_stats_enable, ha->storm_stats_enable,
1729 		"Enable Storm Statistics Gathering");
1730 
1731         ha->storm_stats_index = 0;
1732 
1733         SYSCTL_ADD_UINT(ctx, children,
1734                 OID_AUTO, "storm_stats_index", CTLFLAG_RD,
1735                 &ha->storm_stats_index, ha->storm_stats_index,
1736 		"Enable Storm Statistics Gathering Current Index");
1737 
1738         ha->grcdump_taken = 0;
1739         SYSCTL_ADD_UINT(ctx, children,
1740                 OID_AUTO, "grcdump_taken", CTLFLAG_RD,
1741                 &ha->grcdump_taken, ha->grcdump_taken, "grcdump_taken");
1742 
1743         ha->idle_chk_taken = 0;
1744         SYSCTL_ADD_UINT(ctx, children,
1745                 OID_AUTO, "idle_chk_taken", CTLFLAG_RD,
1746                 &ha->idle_chk_taken, ha->idle_chk_taken, "idle_chk_taken");
1747 
1748         SYSCTL_ADD_UINT(ctx, children,
1749                 OID_AUTO, "rx_coalesce_usecs", CTLFLAG_RD,
1750                 &ha->rx_coalesce_usecs, ha->rx_coalesce_usecs,
1751 		"rx_coalesce_usecs");
1752 
1753         SYSCTL_ADD_UINT(ctx, children,
1754                 OID_AUTO, "tx_coalesce_usecs", CTLFLAG_RD,
1755                 &ha->tx_coalesce_usecs, ha->tx_coalesce_usecs,
1756 		"tx_coalesce_usecs");
1757 
1758 	ha->rx_pkt_threshold = 32;
1759         SYSCTL_ADD_UINT(ctx, children,
1760                 OID_AUTO, "rx_pkt_threshold", CTLFLAG_RW,
1761                 &ha->rx_pkt_threshold, ha->rx_pkt_threshold,
1762 		"No. of Rx Pkts to process at a time");
1763 
1764 	ha->rx_jumbo_buf_eq_mtu = 0;
1765         SYSCTL_ADD_UINT(ctx, children,
1766                 OID_AUTO, "rx_jumbo_buf_eq_mtu", CTLFLAG_RW,
1767                 &ha->rx_jumbo_buf_eq_mtu, ha->rx_jumbo_buf_eq_mtu,
1768 		"== 0 => Rx Jumbo buffers are capped to 4Kbytes\n"
1769 		"otherwise Rx Jumbo buffers are set to >= MTU size\n");
1770 
1771 	SYSCTL_ADD_PROC(ctx, children,
1772 		OID_AUTO, "trigger_dump", CTLTYPE_INT | CTLFLAG_RW,
1773 		(void *)ha, 0,
1774 		qlnx_trigger_dump_sysctl, "I", "trigger_dump");
1775 
1776 	SYSCTL_ADD_PROC(ctx, children,
1777 		OID_AUTO, "set_rx_coalesce_usecs", CTLTYPE_INT | CTLFLAG_RW,
1778 		(void *)ha, 0,
1779 		qlnx_set_rx_coalesce, "I",
1780 		"rx interrupt coalesce period microseconds");
1781 
1782 	SYSCTL_ADD_PROC(ctx, children,
1783 		OID_AUTO, "set_tx_coalesce_usecs", CTLTYPE_INT | CTLFLAG_RW,
1784 		(void *)ha, 0,
1785 		qlnx_set_tx_coalesce, "I",
1786 		"tx interrupt coalesce period microseconds");
1787 
1788 	SYSCTL_ADD_QUAD(ctx, children,
1789                 OID_AUTO, "err_illegal_intr", CTLFLAG_RD,
1790 		&ha->err_illegal_intr, "err_illegal_intr");
1791 
1792 	SYSCTL_ADD_QUAD(ctx, children,
1793                 OID_AUTO, "err_fp_null", CTLFLAG_RD,
1794 		&ha->err_fp_null, "err_fp_null");
1795 
1796 	SYSCTL_ADD_QUAD(ctx, children,
1797                 OID_AUTO, "err_get_proto_invalid_type", CTLFLAG_RD,
1798 		&ha->err_get_proto_invalid_type, "err_get_proto_invalid_type");
1799 	return;
1800 }
1801 
1802 
1803 
1804 /*****************************************************************************
1805  * Operating System Network Interface Functions
1806  *****************************************************************************/
1807 
1808 static void
1809 qlnx_init_ifnet(device_t dev, qlnx_host_t *ha)
1810 {
1811 	uint16_t	device_id;
1812         struct ifnet	*ifp;
1813 
1814         ifp = ha->ifp = if_alloc(IFT_ETHER);
1815 
1816         if (ifp == NULL)
1817                 panic("%s: cannot if_alloc()\n", device_get_nameunit(dev));
1818 
1819         if_initname(ifp, device_get_name(dev), device_get_unit(dev));
1820 
1821 	device_id = pci_get_device(ha->pci_dev);
1822 
1823 #if __FreeBSD_version >= 1000000
1824 
1825         if (device_id == QLOGIC_PCI_DEVICE_ID_1634)
1826 		ifp->if_baudrate = IF_Gbps(40);
1827         else if (device_id == QLOGIC_PCI_DEVICE_ID_1656)
1828 		ifp->if_baudrate = IF_Gbps(25);
1829         else if (device_id == QLOGIC_PCI_DEVICE_ID_1654)
1830 		ifp->if_baudrate = IF_Gbps(50);
1831         else if (device_id == QLOGIC_PCI_DEVICE_ID_1644)
1832 		ifp->if_baudrate = IF_Gbps(100);
1833 
1834         ifp->if_capabilities = IFCAP_LINKSTATE;
1835 #else
1836         ifp->if_mtu = ETHERMTU;
1837 	ifp->if_baudrate = (1 * 1000 * 1000 *1000);
1838 
1839 #endif /* #if __FreeBSD_version >= 1000000 */
1840 
1841         ifp->if_init = qlnx_init;
1842         ifp->if_softc = ha;
1843         ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
1844         ifp->if_ioctl = qlnx_ioctl;
1845         ifp->if_transmit = qlnx_transmit;
1846         ifp->if_qflush = qlnx_qflush;
1847 
1848         IFQ_SET_MAXLEN(&ifp->if_snd, qlnx_get_ifq_snd_maxlen(ha));
1849         ifp->if_snd.ifq_drv_maxlen = qlnx_get_ifq_snd_maxlen(ha);
1850         IFQ_SET_READY(&ifp->if_snd);
1851 
1852 #if __FreeBSD_version >= 1100036
1853 	if_setgetcounterfn(ifp, qlnx_get_counter);
1854 #endif
1855 
1856         ha->max_frame_size = ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
1857 
1858         memcpy(ha->primary_mac, qlnx_get_mac_addr(ha), ETH_ALEN);
1859         ether_ifattach(ifp, ha->primary_mac);
1860 	bcopy(IF_LLADDR(ha->ifp), ha->primary_mac, ETHER_ADDR_LEN);
1861 
1862 	ifp->if_capabilities = IFCAP_HWCSUM;
1863 	ifp->if_capabilities |= IFCAP_JUMBO_MTU;
1864 
1865 	ifp->if_capabilities |= IFCAP_VLAN_MTU;
1866 	ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING;
1867 	ifp->if_capabilities |= IFCAP_VLAN_HWFILTER;
1868 	ifp->if_capabilities |= IFCAP_VLAN_HWCSUM;
1869 	ifp->if_capabilities |= IFCAP_VLAN_HWTSO;
1870 	ifp->if_capabilities |= IFCAP_TSO4;
1871 	ifp->if_capabilities |= IFCAP_TSO6;
1872 	ifp->if_capabilities |= IFCAP_LRO;
1873 
1874         ifp->if_capenable = ifp->if_capabilities;
1875 
1876 	ifp->if_hwassist = CSUM_IP;
1877 	ifp->if_hwassist |= CSUM_TCP | CSUM_UDP;
1878 	ifp->if_hwassist |= CSUM_TCP_IPV6 | CSUM_UDP_IPV6;
1879 	ifp->if_hwassist |= CSUM_TSO;
1880 
1881 	ifp->if_hdrlen = sizeof(struct ether_vlan_header);
1882 
1883         ifmedia_init(&ha->media, IFM_IMASK, qlnx_media_change,\
1884 		qlnx_media_status);
1885 
1886         if (device_id == QLOGIC_PCI_DEVICE_ID_1634) {
1887 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_40G_LR4), 0, NULL);
1888 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_40G_SR4), 0, NULL);
1889 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_40G_CR4), 0, NULL);
1890         } else if (device_id == QLOGIC_PCI_DEVICE_ID_1656) {
1891 		ifmedia_add(&ha->media, (IFM_ETHER | QLNX_IFM_25G_SR), 0, NULL);
1892 		ifmedia_add(&ha->media, (IFM_ETHER | QLNX_IFM_25G_CR), 0, NULL);
1893         } else if (device_id == QLOGIC_PCI_DEVICE_ID_1654) {
1894 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_50G_KR2), 0, NULL);
1895 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_50G_CR2), 0, NULL);
1896         } else if (device_id == QLOGIC_PCI_DEVICE_ID_1644) {
1897 		ifmedia_add(&ha->media,
1898 			(IFM_ETHER | QLNX_IFM_100G_LR4), 0, NULL);
1899 		ifmedia_add(&ha->media,
1900 			(IFM_ETHER | QLNX_IFM_100G_SR4), 0, NULL);
1901 		ifmedia_add(&ha->media,
1902 			(IFM_ETHER | QLNX_IFM_100G_CR4), 0, NULL);
1903 	}
1904 
1905         ifmedia_add(&ha->media, (IFM_ETHER | IFM_FDX), 0, NULL);
1906         ifmedia_add(&ha->media, (IFM_ETHER | IFM_AUTO), 0, NULL);
1907 
1908 
1909         ifmedia_set(&ha->media, (IFM_ETHER | IFM_AUTO));
1910 
1911         QL_DPRINT2(ha, (dev, "%s: exit\n", __func__));
1912 
1913         return;
1914 }
1915 
1916 static void
1917 qlnx_init_locked(qlnx_host_t *ha)
1918 {
1919 	struct ifnet	*ifp = ha->ifp;
1920 
1921 	qlnx_stop(ha);
1922 
1923 	if (qlnx_load(ha) == 0) {
1924 		ifp->if_drv_flags |= IFF_DRV_RUNNING;
1925 		ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
1926 	}
1927 
1928 	return;
1929 }
1930 
1931 static void
1932 qlnx_init(void *arg)
1933 {
1934 	qlnx_host_t	*ha;
1935 
1936 	ha = (qlnx_host_t *)arg;
1937 
1938 	QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
1939 
1940 	QLNX_LOCK(ha);
1941 	qlnx_init_locked(ha);
1942 	QLNX_UNLOCK(ha);
1943 
1944 	QL_DPRINT2(ha, (ha->pci_dev, "%s: exit\n", __func__));
1945 
1946 	return;
1947 }
1948 
1949 static int
1950 qlnx_config_mcast_mac_addr(qlnx_host_t *ha, uint8_t *mac_addr, uint32_t add_mac)
1951 {
1952 	struct ecore_filter_mcast	*mcast;
1953 	struct ecore_dev		*cdev;
1954 	int				rc;
1955 
1956 	cdev = &ha->cdev;
1957 
1958 	mcast = &ha->ecore_mcast;
1959 	bzero(mcast, sizeof(struct ecore_filter_mcast));
1960 
1961 	if (add_mac)
1962 		mcast->opcode = ECORE_FILTER_ADD;
1963 	else
1964 		mcast->opcode = ECORE_FILTER_REMOVE;
1965 
1966 	mcast->num_mc_addrs = 1;
1967 	memcpy(mcast->mac, mac_addr, ETH_ALEN);
1968 
1969 	rc = ecore_filter_mcast_cmd(cdev, mcast, ECORE_SPQ_MODE_CB, NULL);
1970 
1971 	return (rc);
1972 }
1973 
1974 static int
1975 qlnx_hw_add_mcast(qlnx_host_t *ha, uint8_t *mta)
1976 {
1977         int	i;
1978 
1979         for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
1980 
1981                 if (QL_MAC_CMP(ha->mcast[i].addr, mta) == 0)
1982                         return 0; /* its been already added */
1983         }
1984 
1985         for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
1986 
1987                 if ((ha->mcast[i].addr[0] == 0) &&
1988                         (ha->mcast[i].addr[1] == 0) &&
1989                         (ha->mcast[i].addr[2] == 0) &&
1990                         (ha->mcast[i].addr[3] == 0) &&
1991                         (ha->mcast[i].addr[4] == 0) &&
1992                         (ha->mcast[i].addr[5] == 0)) {
1993 
1994                         if (qlnx_config_mcast_mac_addr(ha, mta, 1))
1995                                 return (-1);
1996 
1997                         bcopy(mta, ha->mcast[i].addr, ETH_ALEN);
1998                         ha->nmcast++;
1999 
2000                         return 0;
2001                 }
2002         }
2003         return 0;
2004 }
2005 
2006 static int
2007 qlnx_hw_del_mcast(qlnx_host_t *ha, uint8_t *mta)
2008 {
2009         int	i;
2010 
2011         for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
2012                 if (QL_MAC_CMP(ha->mcast[i].addr, mta) == 0) {
2013 
2014                         if (qlnx_config_mcast_mac_addr(ha, mta, 0))
2015                                 return (-1);
2016 
2017                         ha->mcast[i].addr[0] = 0;
2018                         ha->mcast[i].addr[1] = 0;
2019                         ha->mcast[i].addr[2] = 0;
2020                         ha->mcast[i].addr[3] = 0;
2021                         ha->mcast[i].addr[4] = 0;
2022                         ha->mcast[i].addr[5] = 0;
2023 
2024                         ha->nmcast--;
2025 
2026                         return 0;
2027                 }
2028         }
2029         return 0;
2030 }
2031 
2032 /*
2033  * Name: qls_hw_set_multi
2034  * Function: Sets the Multicast Addresses provided the host O.S into the
2035  *      hardware (for the given interface)
2036  */
2037 static void
2038 qlnx_hw_set_multi(qlnx_host_t *ha, uint8_t *mta, uint32_t mcnt,
2039 	uint32_t add_mac)
2040 {
2041         int	i;
2042 
2043         for (i = 0; i < mcnt; i++) {
2044                 if (add_mac) {
2045                         if (qlnx_hw_add_mcast(ha, mta))
2046                                 break;
2047                 } else {
2048                         if (qlnx_hw_del_mcast(ha, mta))
2049                                 break;
2050                 }
2051 
2052                 mta += ETHER_HDR_LEN;
2053         }
2054         return;
2055 }
2056 
2057 
2058 #define QLNX_MCAST_ADDRS_SIZE (QLNX_MAX_NUM_MULTICAST_ADDRS * ETHER_HDR_LEN)
2059 static int
2060 qlnx_set_multi(qlnx_host_t *ha, uint32_t add_multi)
2061 {
2062 	uint8_t			mta[QLNX_MCAST_ADDRS_SIZE];
2063 	struct ifmultiaddr	*ifma;
2064 	int			mcnt = 0;
2065 	struct ifnet		*ifp = ha->ifp;
2066 	int			ret = 0;
2067 
2068 	if_maddr_rlock(ifp);
2069 
2070 	TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
2071 
2072 		if (ifma->ifma_addr->sa_family != AF_LINK)
2073 			continue;
2074 
2075 		if (mcnt == QLNX_MAX_NUM_MULTICAST_ADDRS)
2076 			break;
2077 
2078 		bcopy(LLADDR((struct sockaddr_dl *) ifma->ifma_addr),
2079 			&mta[mcnt * ETHER_HDR_LEN], ETHER_HDR_LEN);
2080 
2081 		mcnt++;
2082 	}
2083 
2084 	if_maddr_runlock(ifp);
2085 
2086 	QLNX_LOCK(ha);
2087 	qlnx_hw_set_multi(ha, mta, mcnt, add_multi);
2088 	QLNX_UNLOCK(ha);
2089 
2090 	return (ret);
2091 }
2092 
2093 static int
2094 qlnx_set_promisc(qlnx_host_t *ha)
2095 {
2096 	int	rc = 0;
2097 	uint8_t	filter;
2098 
2099 	filter = ha->filter;
2100 	filter |= ECORE_ACCEPT_MCAST_UNMATCHED;
2101 	filter |= ECORE_ACCEPT_UCAST_UNMATCHED;
2102 
2103 	rc = qlnx_set_rx_accept_filter(ha, filter);
2104 	return (rc);
2105 }
2106 
2107 static int
2108 qlnx_set_allmulti(qlnx_host_t *ha)
2109 {
2110 	int	rc = 0;
2111 	uint8_t	filter;
2112 
2113 	filter = ha->filter;
2114 	filter |= ECORE_ACCEPT_MCAST_UNMATCHED;
2115 	rc = qlnx_set_rx_accept_filter(ha, filter);
2116 
2117 	return (rc);
2118 }
2119 
2120 
2121 static int
2122 qlnx_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
2123 {
2124 	int		ret = 0, mask;
2125 	struct ifreq	*ifr = (struct ifreq *)data;
2126 	struct ifaddr	*ifa = (struct ifaddr *)data;
2127 	qlnx_host_t	*ha;
2128 
2129 	ha = (qlnx_host_t *)ifp->if_softc;
2130 
2131 	switch (cmd) {
2132 	case SIOCSIFADDR:
2133 		QL_DPRINT4(ha, (ha->pci_dev, "%s: SIOCSIFADDR (0x%lx)\n",
2134 			__func__, cmd));
2135 
2136 		if (ifa->ifa_addr->sa_family == AF_INET) {
2137 			ifp->if_flags |= IFF_UP;
2138 			if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) {
2139 				QLNX_LOCK(ha);
2140 				qlnx_init_locked(ha);
2141 				QLNX_UNLOCK(ha);
2142 			}
2143 			QL_DPRINT4(ha, (ha->pci_dev,
2144 				"%s: SIOCSIFADDR (0x%lx) ipv4 [0x%08x]\n",
2145 				__func__, cmd,
2146 				ntohl(IA_SIN(ifa)->sin_addr.s_addr)));
2147 
2148 			arp_ifinit(ifp, ifa);
2149 		} else {
2150 			ether_ioctl(ifp, cmd, data);
2151 		}
2152 		break;
2153 
2154 	case SIOCSIFMTU:
2155 		QL_DPRINT4(ha, (ha->pci_dev, "%s: SIOCSIFMTU (0x%lx)\n",
2156 			__func__, cmd));
2157 
2158 		if (ifr->ifr_mtu > QLNX_MAX_MTU) {
2159 			ret = EINVAL;
2160 		} else {
2161 			QLNX_LOCK(ha);
2162 			ifp->if_mtu = ifr->ifr_mtu;
2163 			ha->max_frame_size =
2164 				ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
2165 			if ((ifp->if_drv_flags & IFF_DRV_RUNNING)) {
2166 				qlnx_init_locked(ha);
2167 			}
2168 
2169 			QLNX_UNLOCK(ha);
2170 		}
2171 
2172 		break;
2173 
2174 	case SIOCSIFFLAGS:
2175 		QL_DPRINT4(ha, (ha->pci_dev, "%s: SIOCSIFFLAGS (0x%lx)\n",
2176 			__func__, cmd));
2177 
2178 		QLNX_LOCK(ha);
2179 
2180 		if (ifp->if_flags & IFF_UP) {
2181 			if ((ifp->if_drv_flags & IFF_DRV_RUNNING)) {
2182 				if ((ifp->if_flags ^ ha->if_flags) &
2183 					IFF_PROMISC) {
2184 					ret = qlnx_set_promisc(ha);
2185 				} else if ((ifp->if_flags ^ ha->if_flags) &
2186 					IFF_ALLMULTI) {
2187 					ret = qlnx_set_allmulti(ha);
2188 				}
2189 			} else {
2190 				ha->max_frame_size = ifp->if_mtu +
2191 					ETHER_HDR_LEN + ETHER_CRC_LEN;
2192 				qlnx_init_locked(ha);
2193 			}
2194 		} else {
2195 			if (ifp->if_drv_flags & IFF_DRV_RUNNING)
2196 				qlnx_stop(ha);
2197 			ha->if_flags = ifp->if_flags;
2198 		}
2199 
2200 		QLNX_UNLOCK(ha);
2201 		break;
2202 
2203 	case SIOCADDMULTI:
2204 		QL_DPRINT4(ha, (ha->pci_dev,
2205 			"%s: %s (0x%lx)\n", __func__, "SIOCADDMULTI", cmd));
2206 
2207 		if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
2208 			if (qlnx_set_multi(ha, 1))
2209 				ret = EINVAL;
2210 		}
2211 		break;
2212 
2213 	case SIOCDELMULTI:
2214 		QL_DPRINT4(ha, (ha->pci_dev,
2215 			"%s: %s (0x%lx)\n", __func__, "SIOCDELMULTI", cmd));
2216 
2217 		if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
2218 			if (qlnx_set_multi(ha, 0))
2219 				ret = EINVAL;
2220 		}
2221 		break;
2222 
2223 	case SIOCSIFMEDIA:
2224 	case SIOCGIFMEDIA:
2225 		QL_DPRINT4(ha, (ha->pci_dev,
2226 			"%s: SIOCSIFMEDIA/SIOCGIFMEDIA (0x%lx)\n",
2227 			__func__, cmd));
2228 		ret = ifmedia_ioctl(ifp, ifr, &ha->media, cmd);
2229 		break;
2230 
2231 	case SIOCSIFCAP:
2232 
2233 		mask = ifr->ifr_reqcap ^ ifp->if_capenable;
2234 
2235 		QL_DPRINT4(ha, (ha->pci_dev, "%s: SIOCSIFCAP (0x%lx)\n",
2236 			__func__, cmd));
2237 
2238 		if (mask & IFCAP_HWCSUM)
2239 			ifp->if_capenable ^= IFCAP_HWCSUM;
2240 		if (mask & IFCAP_TSO4)
2241 			ifp->if_capenable ^= IFCAP_TSO4;
2242 		if (mask & IFCAP_TSO6)
2243 			ifp->if_capenable ^= IFCAP_TSO6;
2244 		if (mask & IFCAP_VLAN_HWTAGGING)
2245 			ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING;
2246 		if (mask & IFCAP_VLAN_HWTSO)
2247 			ifp->if_capenable ^= IFCAP_VLAN_HWTSO;
2248 		if (mask & IFCAP_LRO)
2249 			ifp->if_capenable ^= IFCAP_LRO;
2250 
2251 		if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
2252 			qlnx_init(ha);
2253 
2254 		VLAN_CAPABILITIES(ifp);
2255 		break;
2256 
2257 #if (__FreeBSD_version >= 1100101)
2258 
2259 	case SIOCGI2C:
2260 	{
2261 		struct ifi2creq i2c;
2262 		struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[0];
2263 		struct ecore_ptt *p_ptt;
2264 
2265 		ret = copyin(ifr->ifr_data, &i2c, sizeof(i2c));
2266 
2267 		if (ret)
2268 			break;
2269 
2270 		if ((i2c.len > sizeof (i2c.data)) ||
2271 			(i2c.dev_addr != 0xA0 && i2c.dev_addr != 0xA2)) {
2272 			ret = EINVAL;
2273 			break;
2274 		}
2275 
2276 		p_ptt = ecore_ptt_acquire(p_hwfn);
2277 
2278 		if (!p_ptt) {
2279 			QL_DPRINT1(ha, (ha->pci_dev, "%s :"
2280 				" ecore_ptt_acquire failed\n", __func__));
2281 			ret = -1;
2282 			break;
2283 		}
2284 
2285 		ret = ecore_mcp_phy_sfp_read(p_hwfn, p_ptt,
2286 			(ha->pci_func & 0x1), i2c.dev_addr, i2c.offset,
2287 			i2c.len, &i2c.data[0]);
2288 
2289 		ecore_ptt_release(p_hwfn, p_ptt);
2290 
2291 		if (ret) {
2292 			ret = -1;
2293 			break;
2294 		}
2295 
2296 		ret = copyout(&i2c, ifr->ifr_data, sizeof(i2c));
2297 
2298 		QL_DPRINT8(ha, (ha->pci_dev, "SIOCGI2C copyout ret = %d"
2299 			" len = %d addr = 0x%02x offset = 0x%04x"
2300 			" data[0..7]=0x%02x 0x%02x 0x%02x 0x%02x 0x%02x"
2301 			" 0x%02x 0x%02x 0x%02x\n",
2302 			ret, i2c.len, i2c.dev_addr, i2c.offset,
2303 			i2c.data[0], i2c.data[1], i2c.data[2], i2c.data[3],
2304 			i2c.data[4], i2c.data[5], i2c.data[6], i2c.data[7]));
2305 		break;
2306 	}
2307 #endif /* #if (__FreeBSD_version >= 1100101) */
2308 
2309 	default:
2310 		QL_DPRINT4(ha, (ha->pci_dev, "%s: default (0x%lx)\n",
2311 			__func__, cmd));
2312 		ret = ether_ioctl(ifp, cmd, data);
2313 		break;
2314 	}
2315 
2316 	return (ret);
2317 }
2318 
2319 static int
2320 qlnx_media_change(struct ifnet *ifp)
2321 {
2322 	qlnx_host_t	*ha;
2323 	struct ifmedia	*ifm;
2324 	int		ret = 0;
2325 
2326 	ha = (qlnx_host_t *)ifp->if_softc;
2327 
2328 	QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
2329 
2330 	ifm = &ha->media;
2331 
2332 	if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER)
2333 		ret = EINVAL;
2334 
2335 	QL_DPRINT2(ha, (ha->pci_dev, "%s: exit\n", __func__));
2336 
2337 	return (ret);
2338 }
2339 
2340 static void
2341 qlnx_media_status(struct ifnet *ifp, struct ifmediareq *ifmr)
2342 {
2343 	qlnx_host_t		*ha;
2344 
2345 	ha = (qlnx_host_t *)ifp->if_softc;
2346 
2347 	QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
2348 
2349 	ifmr->ifm_status = IFM_AVALID;
2350 	ifmr->ifm_active = IFM_ETHER;
2351 
2352 	if (ha->link_up) {
2353 		ifmr->ifm_status |= IFM_ACTIVE;
2354 		ifmr->ifm_active |=
2355 			(IFM_FDX | qlnx_get_optics(ha, &ha->if_link));
2356 
2357 		if (ha->if_link.link_partner_caps &
2358 			(QLNX_LINK_CAP_Pause | QLNX_LINK_CAP_Asym_Pause))
2359 			ifmr->ifm_active |=
2360 				(IFM_ETH_RXPAUSE | IFM_ETH_TXPAUSE);
2361 	}
2362 
2363 	QL_DPRINT2(ha, (ha->pci_dev, "%s: exit (%s)\n", __func__,
2364 		(ha->link_up ? "link_up" : "link_down")));
2365 
2366 	return;
2367 }
2368 
2369 
2370 static void
2371 qlnx_free_tx_pkt(qlnx_host_t *ha, struct qlnx_fastpath *fp,
2372 	struct qlnx_tx_queue *txq)
2373 {
2374 	u16			idx;
2375 	struct mbuf		*mp;
2376 	bus_dmamap_t		map;
2377 	int			i;
2378 	struct eth_tx_bd	*tx_data_bd;
2379 	struct eth_tx_1st_bd	*first_bd;
2380 	int			nbds = 0;
2381 
2382 	idx = txq->sw_tx_cons;
2383 	mp = txq->sw_tx_ring[idx].mp;
2384 	map = txq->sw_tx_ring[idx].map;
2385 
2386 	if ((mp == NULL) || QL_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_MBUF_NULL)){
2387 
2388 		QL_RESET_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_MBUF_NULL);
2389 
2390 		QL_DPRINT1(ha, (ha->pci_dev, "%s: (mp == NULL) "
2391 			" tx_idx = 0x%x"
2392 			" ecore_prod_idx = 0x%x"
2393 			" ecore_cons_idx = 0x%x"
2394 			" hw_bd_cons = 0x%x"
2395 			" txq_db_last = 0x%x"
2396 			" elem_left = 0x%x\n",
2397 			__func__,
2398 			fp->rss_id,
2399 			ecore_chain_get_prod_idx(&txq->tx_pbl),
2400 			ecore_chain_get_cons_idx(&txq->tx_pbl),
2401 			le16toh(*txq->hw_cons_ptr),
2402 			txq->tx_db.raw,
2403 			ecore_chain_get_elem_left(&txq->tx_pbl)));
2404 
2405 		fp->err_tx_free_pkt_null++;
2406 
2407 		//DEBUG
2408 		qlnx_trigger_dump(ha);
2409 
2410 		return;
2411 	} else {
2412 
2413 		QLNX_INC_OPACKETS((ha->ifp));
2414 		QLNX_INC_OBYTES((ha->ifp), (mp->m_pkthdr.len));
2415 
2416 		bus_dmamap_sync(ha->tx_tag, map, BUS_DMASYNC_POSTWRITE);
2417 		bus_dmamap_unload(ha->tx_tag, map);
2418 
2419 		fp->tx_pkts_freed++;
2420 		fp->tx_pkts_completed++;
2421 
2422 		m_freem(mp);
2423 	}
2424 
2425 	first_bd = (struct eth_tx_1st_bd *)ecore_chain_consume(&txq->tx_pbl);
2426 	nbds = first_bd->data.nbds;
2427 
2428 //	BD_SET_UNMAP_ADDR_LEN(first_bd, 0, 0);
2429 
2430 	for (i = 1; i < nbds; i++) {
2431 		tx_data_bd = ecore_chain_consume(&txq->tx_pbl);
2432 //		BD_SET_UNMAP_ADDR_LEN(tx_data_bd, 0, 0);
2433 	}
2434 	txq->sw_tx_ring[idx].flags = 0;
2435 	txq->sw_tx_ring[idx].mp = NULL;
2436 	txq->sw_tx_ring[idx].map = (bus_dmamap_t)0;
2437 
2438 	return;
2439 }
2440 
2441 static void
2442 qlnx_tx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp,
2443 	struct qlnx_tx_queue *txq)
2444 {
2445 	u16 hw_bd_cons;
2446 	u16 ecore_cons_idx;
2447 	uint16_t diff;
2448 
2449 	hw_bd_cons = le16toh(*txq->hw_cons_ptr);
2450 
2451 	while (hw_bd_cons !=
2452 		(ecore_cons_idx = ecore_chain_get_cons_idx(&txq->tx_pbl))) {
2453 
2454 		if (hw_bd_cons < ecore_cons_idx) {
2455 			diff = (1 << 16) - (ecore_cons_idx - hw_bd_cons);
2456 		} else {
2457 			diff = hw_bd_cons - ecore_cons_idx;
2458 		}
2459 		if ((diff > TX_RING_SIZE) ||
2460 			QL_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_DIFF)){
2461 
2462 			QL_RESET_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_DIFF);
2463 
2464 			QL_DPRINT1(ha, (ha->pci_dev, "%s: (diff = 0x%x) "
2465 				" tx_idx = 0x%x"
2466 				" ecore_prod_idx = 0x%x"
2467 				" ecore_cons_idx = 0x%x"
2468 				" hw_bd_cons = 0x%x"
2469 				" txq_db_last = 0x%x"
2470 				" elem_left = 0x%x\n",
2471 				__func__, diff,
2472 				fp->rss_id,
2473 				ecore_chain_get_prod_idx(&txq->tx_pbl),
2474 				ecore_chain_get_cons_idx(&txq->tx_pbl),
2475 				le16toh(*txq->hw_cons_ptr),
2476 				txq->tx_db.raw,
2477 				ecore_chain_get_elem_left(&txq->tx_pbl)));
2478 
2479 			fp->err_tx_cons_idx_conflict++;
2480 
2481 			//DEBUG
2482 			qlnx_trigger_dump(ha);
2483 		}
2484 
2485 		qlnx_free_tx_pkt(ha, fp, txq);
2486 
2487 		txq->sw_tx_cons = (txq->sw_tx_cons + 1) & (TX_RING_SIZE - 1);
2488 	}
2489 	return;
2490 }
2491 
2492 static int
2493 qlnx_transmit(struct ifnet *ifp, struct mbuf  *mp)
2494 {
2495         qlnx_host_t		*ha = (qlnx_host_t *)ifp->if_softc;
2496         struct qlnx_fastpath	*fp;
2497         int			rss_id = 0, ret = 0;
2498 
2499         QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
2500 
2501 #if __FreeBSD_version >= 1100000
2502         if (M_HASHTYPE_GET(mp) != M_HASHTYPE_NONE)
2503 #else
2504         if (mp->m_flags & M_FLOWID)
2505 #endif
2506                 rss_id = (mp->m_pkthdr.flowid % ECORE_RSS_IND_TABLE_SIZE) %
2507 					ha->num_rss;
2508 
2509         fp = &ha->fp_array[rss_id];
2510 
2511         if (fp->tx_br == NULL) {
2512                 ret = EINVAL;
2513                 goto qlnx_transmit_exit;
2514         }
2515 
2516         if (mp != NULL) {
2517                 ret = drbr_enqueue(ifp, fp->tx_br, mp);
2518         }
2519 
2520         if (fp->fp_taskqueue != NULL)
2521                 taskqueue_enqueue(fp->fp_taskqueue, &fp->fp_task);
2522 
2523         ret = 0;
2524 
2525 qlnx_transmit_exit:
2526 
2527         QL_DPRINT2(ha, (ha->pci_dev, "%s: exit ret = %d\n", __func__, ret));
2528         return ret;
2529 }
2530 
2531 static void
2532 qlnx_qflush(struct ifnet *ifp)
2533 {
2534 	int			rss_id;
2535 	struct qlnx_fastpath	*fp;
2536 	struct mbuf		*mp;
2537 	qlnx_host_t		*ha;
2538 
2539 	ha = (qlnx_host_t *)ifp->if_softc;
2540 
2541 	QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
2542 
2543 	for (rss_id = 0; rss_id < ha->num_rss; rss_id++) {
2544 
2545 		fp = &ha->fp_array[rss_id];
2546 
2547 		if (fp == NULL)
2548 			continue;
2549 
2550 		if (fp->tx_br) {
2551 			mtx_lock(&fp->tx_mtx);
2552 
2553 			while ((mp = drbr_dequeue(ifp, fp->tx_br)) != NULL) {
2554 				fp->tx_pkts_freed++;
2555 				m_freem(mp);
2556 			}
2557 			mtx_unlock(&fp->tx_mtx);
2558 		}
2559 	}
2560 	QL_DPRINT2(ha, (ha->pci_dev, "%s: exit\n", __func__));
2561 
2562 	return;
2563 }
2564 
2565 static void
2566 qlnx_txq_doorbell_wr32(qlnx_host_t *ha, void *reg_addr, uint32_t value)
2567 {
2568 	struct ecore_dev	*cdev;
2569 	uint32_t		offset;
2570 
2571 	cdev = &ha->cdev;
2572 
2573 	offset = (uint32_t)((uint8_t *)reg_addr - (uint8_t *)cdev->doorbells);
2574 
2575 	bus_write_4(ha->pci_dbells, offset, value);
2576 	bus_barrier(ha->pci_reg,  0, 0, BUS_SPACE_BARRIER_READ);
2577 	bus_barrier(ha->pci_dbells,  0, 0, BUS_SPACE_BARRIER_READ);
2578 
2579 	return;
2580 }
2581 
2582 static uint32_t
2583 qlnx_tcp_offset(qlnx_host_t *ha, struct mbuf *mp)
2584 {
2585         struct ether_vlan_header	*eh = NULL;
2586         struct ip			*ip = NULL;
2587         struct ip6_hdr			*ip6 = NULL;
2588         struct tcphdr			*th = NULL;
2589         uint32_t			ehdrlen = 0, ip_hlen = 0, offset = 0;
2590         uint16_t			etype = 0;
2591         device_t			dev;
2592         uint8_t				buf[sizeof(struct ip6_hdr)];
2593 
2594         dev = ha->pci_dev;
2595 
2596         eh = mtod(mp, struct ether_vlan_header *);
2597 
2598         if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
2599                 ehdrlen = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN;
2600                 etype = ntohs(eh->evl_proto);
2601         } else {
2602                 ehdrlen = ETHER_HDR_LEN;
2603                 etype = ntohs(eh->evl_encap_proto);
2604         }
2605 
2606         switch (etype) {
2607 
2608                 case ETHERTYPE_IP:
2609                         ip = (struct ip *)(mp->m_data + ehdrlen);
2610 
2611                         ip_hlen = sizeof (struct ip);
2612 
2613                         if (mp->m_len < (ehdrlen + ip_hlen)) {
2614                                 m_copydata(mp, ehdrlen, sizeof(struct ip), buf);
2615                                 ip = (struct ip *)buf;
2616                         }
2617 
2618                         th = (struct tcphdr *)(ip + 1);
2619 			offset = ip_hlen + ehdrlen + (th->th_off << 2);
2620                 break;
2621 
2622                 case ETHERTYPE_IPV6:
2623                         ip6 = (struct ip6_hdr *)(mp->m_data + ehdrlen);
2624 
2625                         ip_hlen = sizeof(struct ip6_hdr);
2626 
2627                         if (mp->m_len < (ehdrlen + ip_hlen)) {
2628                                 m_copydata(mp, ehdrlen, sizeof (struct ip6_hdr),
2629                                         buf);
2630                                 ip6 = (struct ip6_hdr *)buf;
2631                         }
2632                         th = (struct tcphdr *)(ip6 + 1);
2633 			offset = ip_hlen + ehdrlen + (th->th_off << 2);
2634                 break;
2635 
2636                 default:
2637                 break;
2638         }
2639 
2640         return (offset);
2641 }
2642 
2643 static __inline int
2644 qlnx_tso_check(struct qlnx_fastpath *fp, bus_dma_segment_t *segs, int nsegs,
2645 	uint32_t offset)
2646 {
2647 	int			i;
2648 	uint32_t		sum, nbds_in_hdr = 1;
2649 	bus_dma_segment_t	*t_segs = segs;
2650 
2651 	/* count the number of segments spanned by TCP header */
2652 
2653 	i = 0;
2654 	while ((i < nsegs) && (offset > t_segs->ds_len)) {
2655 		nbds_in_hdr++;
2656 		offset = offset - t_segs->ds_len;
2657 		t_segs++;
2658 		i++;
2659 	}
2660 
2661 	while (nsegs >= QLNX_MAX_SEGMENTS_NON_TSO) {
2662 
2663 		sum = 0;
2664 
2665 		for (i = 0; i < (ETH_TX_LSO_WINDOW_BDS_NUM - nbds_in_hdr); i++){
2666 			sum += segs->ds_len;
2667 			segs++;
2668 		}
2669 
2670 		if (sum < ETH_TX_LSO_WINDOW_MIN_LEN) {
2671 			fp->tx_lso_wnd_min_len++;
2672 			return (-1);
2673 		}
2674 
2675 		nsegs -= QLNX_MAX_SEGMENTS_NON_TSO;
2676 	}
2677 
2678 	return (0);
2679 }
2680 
2681 static int
2682 qlnx_send(qlnx_host_t *ha, struct qlnx_fastpath *fp, struct mbuf **m_headp)
2683 {
2684 	bus_dma_segment_t	*segs;
2685 	bus_dmamap_t		map = 0;
2686 	uint32_t		nsegs = 0;
2687 	int			ret = -1;
2688 	struct mbuf		*m_head = *m_headp;
2689 	uint16_t		idx = 0;
2690 	uint16_t		elem_left;
2691 
2692 	uint8_t			nbd = 0;
2693 	struct qlnx_tx_queue    *txq;
2694 
2695 	struct eth_tx_1st_bd    *first_bd;
2696 	struct eth_tx_2nd_bd    *second_bd;
2697 	struct eth_tx_3rd_bd    *third_bd;
2698 	struct eth_tx_bd        *tx_data_bd;
2699 
2700 	int			seg_idx = 0;
2701 	uint32_t		nbds_in_hdr = 0;
2702 	uint32_t		offset = 0;
2703 
2704 	QL_DPRINT8(ha, (ha->pci_dev, "%s: enter\n", __func__));
2705 
2706 	if (!ha->link_up)
2707 		return (-1);
2708 
2709 	first_bd	= NULL;
2710 	second_bd	= NULL;
2711 	third_bd	= NULL;
2712 	tx_data_bd	= NULL;
2713 
2714 	txq = fp->txq[0];
2715 	idx = txq->sw_tx_prod;
2716 
2717 	map = txq->sw_tx_ring[idx].map;
2718 	segs = txq->segs;
2719 
2720 	ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head, segs, &nsegs,
2721 			BUS_DMA_NOWAIT);
2722 
2723 #ifdef QLNX_TRACE_TSO_PKT_LEN
2724 
2725 	if (!fp->tx_tso_min_pkt_len) {
2726 		fp->tx_tso_min_pkt_len = m_head->m_pkthdr.len;
2727 		fp->tx_tso_min_pkt_len = m_head->m_pkthdr.len;
2728 	} else {
2729 		if (fp->tx_tso_min_pkt_len > m_head->m_pkthdr.len)
2730 			fp->tx_tso_min_pkt_len = m_head->m_pkthdr.len;
2731 		if (fp->tx_tso_max_pkt_len < m_head->m_pkthdr.len)
2732 			fp->tx_tso_max_pkt_len = m_head->m_pkthdr.len;
2733 	}
2734 
2735 #endif /* #ifdef QLNX_TRACE_TSO_PKT_LEN */
2736 
2737 	if (m_head->m_pkthdr.csum_flags & CSUM_TSO)
2738 		offset = qlnx_tcp_offset(ha, m_head);
2739 
2740 	if ((ret == EFBIG) ||
2741 		((nsegs > QLNX_MAX_SEGMENTS_NON_TSO) && (
2742 			(!(m_head->m_pkthdr.csum_flags & CSUM_TSO)) ||
2743 		((m_head->m_pkthdr.csum_flags & CSUM_TSO) &&
2744 			qlnx_tso_check(fp, segs, nsegs, offset))))) {
2745 
2746 		struct mbuf *m;
2747 
2748 		QL_DPRINT8(ha, (ha->pci_dev, "%s: EFBIG [%d]\n", __func__,
2749 			m_head->m_pkthdr.len));
2750 
2751 		fp->tx_defrag++;
2752 
2753 		m = m_defrag(m_head, M_NOWAIT);
2754 		if (m == NULL) {
2755 			fp->err_tx_defrag++;
2756 			fp->tx_pkts_freed++;
2757 			m_freem(m_head);
2758 			*m_headp = NULL;
2759 			QL_DPRINT1(ha, (ha->pci_dev,
2760 				"%s: m_defrag() = NULL [%d]\n",
2761 				__func__, ret));
2762 			return (ENOBUFS);
2763 		}
2764 
2765 		m_head = m;
2766 		*m_headp = m_head;
2767 
2768 		if ((ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head,
2769 				segs, &nsegs, BUS_DMA_NOWAIT))) {
2770 
2771 			fp->err_tx_defrag_dmamap_load++;
2772 
2773 			QL_DPRINT1(ha, (ha->pci_dev,
2774 				"%s: bus_dmamap_load_mbuf_sg failed0[%d, %d]\n",
2775 				__func__, ret, m_head->m_pkthdr.len));
2776 
2777 			fp->tx_pkts_freed++;
2778 			m_freem(m_head);
2779 			*m_headp = NULL;
2780 
2781 			return (ret);
2782 		}
2783 
2784 		if ((nsegs > QLNX_MAX_SEGMENTS_NON_TSO) &&
2785 			!(m_head->m_pkthdr.csum_flags & CSUM_TSO)) {
2786 
2787 			fp->err_tx_non_tso_max_seg++;
2788 
2789 			QL_DPRINT1(ha, (ha->pci_dev,
2790 				"%s: (%d) nsegs too many for non-TSO[%d, %d]\n",
2791 				__func__, ret, nsegs, m_head->m_pkthdr.len));
2792 
2793 			fp->tx_pkts_freed++;
2794 			m_freem(m_head);
2795 			*m_headp = NULL;
2796 
2797 			return (ret);
2798 		}
2799 		if (m_head->m_pkthdr.csum_flags & CSUM_TSO)
2800 			offset = qlnx_tcp_offset(ha, m_head);
2801 
2802 	} else if (ret) {
2803 
2804 		fp->err_tx_dmamap_load++;
2805 
2806 		QL_DPRINT1(ha, (ha->pci_dev,
2807 			"%s: bus_dmamap_load_mbuf_sg failed1[%d, %d]\n",
2808 			__func__, ret, m_head->m_pkthdr.len));
2809 
2810 		fp->tx_pkts_freed++;
2811 		m_freem(m_head);
2812 		*m_headp = NULL;
2813 		return (ret);
2814 	}
2815 
2816 	QL_ASSERT(ha, (nsegs != 0), ("qlnx_send: empty packet"));
2817 
2818 #ifdef QLNX_TRACE_TSO_PKT_LEN
2819 
2820 	if (nsegs < QLNX_FP_MAX_SEGS)
2821 		fp->tx_pkts[(nsegs - 1)]++;
2822 	else
2823 		fp->tx_pkts[(QLNX_FP_MAX_SEGS - 1)]++;
2824 
2825 #endif /* #ifdef QLNX_TRACE_TSO_PKT_LEN */
2826 
2827 	if ((nsegs + QLNX_TX_ELEM_RESERVE) >
2828 		(int)(elem_left = ecore_chain_get_elem_left(&txq->tx_pbl))) {
2829 
2830 		QL_DPRINT1(ha, (ha->pci_dev, "%s: (%d, 0x%x) insuffient BDs"
2831 			"in chain[%d] trying to free packets\n",
2832 			__func__, nsegs, elem_left, fp->rss_id));
2833 
2834 		fp->tx_nsegs_gt_elem_left++;
2835 
2836 		(void)qlnx_tx_int(ha, fp, txq);
2837 
2838 		if ((nsegs + QLNX_TX_ELEM_RESERVE) > (int)(elem_left =
2839 			ecore_chain_get_elem_left(&txq->tx_pbl))) {
2840 
2841 			QL_DPRINT1(ha, (ha->pci_dev,
2842 				"%s: (%d, 0x%x) insuffient BDs in chain[%d]\n",
2843 				__func__, nsegs, elem_left, fp->rss_id));
2844 
2845 			fp->err_tx_nsegs_gt_elem_left++;
2846 			ha->storm_stats_enable = 1;
2847 			return (ENOBUFS);
2848 		}
2849 	}
2850 
2851 	bus_dmamap_sync(ha->tx_tag, map, BUS_DMASYNC_PREWRITE);
2852 
2853 	txq->sw_tx_ring[idx].mp = m_head;
2854 
2855 	first_bd = (struct eth_tx_1st_bd *)ecore_chain_produce(&txq->tx_pbl);
2856 
2857 	memset(first_bd, 0, sizeof(*first_bd));
2858 
2859 	first_bd->data.bd_flags.bitfields =
2860 		1 << ETH_TX_1ST_BD_FLAGS_START_BD_SHIFT;
2861 
2862 	BD_SET_UNMAP_ADDR_LEN(first_bd, segs->ds_addr, segs->ds_len);
2863 
2864 	nbd++;
2865 
2866 	if (m_head->m_pkthdr.csum_flags & CSUM_IP) {
2867 		first_bd->data.bd_flags.bitfields |=
2868 			(1 << ETH_TX_1ST_BD_FLAGS_IP_CSUM_SHIFT);
2869 	}
2870 
2871 	if (m_head->m_pkthdr.csum_flags & (CSUM_UDP | CSUM_TCP)) {
2872 		first_bd->data.bd_flags.bitfields |=
2873 			(1 << ETH_TX_1ST_BD_FLAGS_L4_CSUM_SHIFT);
2874 	}
2875 
2876         if (m_head->m_flags & M_VLANTAG) {
2877                 first_bd->data.vlan = m_head->m_pkthdr.ether_vtag;
2878 		first_bd->data.bd_flags.bitfields |=
2879 			(1 << ETH_TX_1ST_BD_FLAGS_VLAN_INSERTION_SHIFT);
2880         }
2881 
2882 	if (m_head->m_pkthdr.csum_flags & CSUM_TSO) {
2883 
2884                 first_bd->data.bd_flags.bitfields |=
2885 			(1 << ETH_TX_1ST_BD_FLAGS_LSO_SHIFT);
2886 		first_bd->data.bd_flags.bitfields |=
2887 			(1 << ETH_TX_1ST_BD_FLAGS_IP_CSUM_SHIFT);
2888 
2889 		nbds_in_hdr = 1;
2890 
2891 		if (offset == segs->ds_len) {
2892 			BD_SET_UNMAP_ADDR_LEN(first_bd, segs->ds_addr, offset);
2893 			segs++;
2894 			seg_idx++;
2895 
2896 			second_bd = (struct eth_tx_2nd_bd *)
2897 					ecore_chain_produce(&txq->tx_pbl);
2898 			memset(second_bd, 0, sizeof(*second_bd));
2899 			nbd++;
2900 
2901 			if (seg_idx < nsegs) {
2902 				BD_SET_UNMAP_ADDR_LEN(second_bd, \
2903 					(segs->ds_addr), (segs->ds_len));
2904 				segs++;
2905 				seg_idx++;
2906 			}
2907 
2908 			third_bd = (struct eth_tx_3rd_bd *)
2909 					ecore_chain_produce(&txq->tx_pbl);
2910 			memset(third_bd, 0, sizeof(*third_bd));
2911 			third_bd->data.lso_mss = m_head->m_pkthdr.tso_segsz;
2912 			third_bd->data.bitfields |=
2913 				(nbds_in_hdr<<ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT);
2914 			nbd++;
2915 
2916 			if (seg_idx < nsegs) {
2917 				BD_SET_UNMAP_ADDR_LEN(third_bd, \
2918 					(segs->ds_addr), (segs->ds_len));
2919 				segs++;
2920 				seg_idx++;
2921 			}
2922 
2923 			for (; seg_idx < nsegs; seg_idx++) {
2924 				tx_data_bd = (struct eth_tx_bd *)
2925 					ecore_chain_produce(&txq->tx_pbl);
2926 				memset(tx_data_bd, 0, sizeof(*tx_data_bd));
2927 				BD_SET_UNMAP_ADDR_LEN(tx_data_bd, \
2928 					segs->ds_addr,\
2929 					segs->ds_len);
2930 				segs++;
2931 				nbd++;
2932 			}
2933 
2934 		} else if (offset < segs->ds_len) {
2935 			BD_SET_UNMAP_ADDR_LEN(first_bd, segs->ds_addr, offset);
2936 
2937 			second_bd = (struct eth_tx_2nd_bd *)
2938 					ecore_chain_produce(&txq->tx_pbl);
2939 			memset(second_bd, 0, sizeof(*second_bd));
2940 			BD_SET_UNMAP_ADDR_LEN(second_bd, \
2941 				(segs->ds_addr + offset),\
2942 				(segs->ds_len - offset));
2943 			nbd++;
2944 			segs++;
2945 
2946 			third_bd = (struct eth_tx_3rd_bd *)
2947 					ecore_chain_produce(&txq->tx_pbl);
2948 			memset(third_bd, 0, sizeof(*third_bd));
2949 
2950 			BD_SET_UNMAP_ADDR_LEN(third_bd, \
2951 					segs->ds_addr,\
2952 					segs->ds_len);
2953 			third_bd->data.lso_mss = m_head->m_pkthdr.tso_segsz;
2954 			third_bd->data.bitfields |=
2955 				(nbds_in_hdr<<ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT);
2956 			segs++;
2957 			nbd++;
2958 
2959 			for (seg_idx = 2; seg_idx < nsegs; seg_idx++) {
2960 				tx_data_bd = (struct eth_tx_bd *)
2961 					ecore_chain_produce(&txq->tx_pbl);
2962 				memset(tx_data_bd, 0, sizeof(*tx_data_bd));
2963 				BD_SET_UNMAP_ADDR_LEN(tx_data_bd, \
2964 					segs->ds_addr,\
2965 					segs->ds_len);
2966 				segs++;
2967 				nbd++;
2968 			}
2969 
2970 		} else {
2971 			offset = offset - segs->ds_len;
2972 			segs++;
2973 
2974 			for (seg_idx = 1; seg_idx < nsegs; seg_idx++) {
2975 
2976 				if (offset)
2977 					nbds_in_hdr++;
2978 
2979 				tx_data_bd = (struct eth_tx_bd *)
2980 					ecore_chain_produce(&txq->tx_pbl);
2981 				memset(tx_data_bd, 0, sizeof(*tx_data_bd));
2982 
2983 				if (second_bd == NULL) {
2984 					second_bd = (struct eth_tx_2nd_bd *)
2985 								tx_data_bd;
2986 				} else if (third_bd == NULL) {
2987 					third_bd = (struct eth_tx_3rd_bd *)
2988 								tx_data_bd;
2989 				}
2990 
2991 				if (offset && (offset < segs->ds_len)) {
2992 					BD_SET_UNMAP_ADDR_LEN(tx_data_bd,\
2993 						segs->ds_addr, offset);
2994 
2995 					tx_data_bd = (struct eth_tx_bd *)
2996 					ecore_chain_produce(&txq->tx_pbl);
2997 
2998 					memset(tx_data_bd, 0,
2999 						sizeof(*tx_data_bd));
3000 
3001 					if (second_bd == NULL) {
3002 						second_bd =
3003 					(struct eth_tx_2nd_bd *)tx_data_bd;
3004 					} else if (third_bd == NULL) {
3005 						third_bd =
3006 					(struct eth_tx_3rd_bd *)tx_data_bd;
3007 					}
3008 					BD_SET_UNMAP_ADDR_LEN(tx_data_bd,\
3009 						(segs->ds_addr + offset), \
3010 						(segs->ds_len - offset));
3011 					nbd++;
3012 					offset = 0;
3013 				} else {
3014 					if (offset)
3015 						offset = offset - segs->ds_len;
3016 					BD_SET_UNMAP_ADDR_LEN(tx_data_bd,\
3017 						segs->ds_addr, segs->ds_len);
3018 				}
3019 				segs++;
3020 				nbd++;
3021 			}
3022 
3023 			if (third_bd == NULL) {
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 
3029 			third_bd->data.lso_mss = m_head->m_pkthdr.tso_segsz;
3030 			third_bd->data.bitfields |=
3031 				(nbds_in_hdr<<ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT);
3032 		}
3033 	} else {
3034 		segs++;
3035 		for (seg_idx = 1; seg_idx < nsegs; seg_idx++) {
3036 			tx_data_bd = (struct eth_tx_bd *)
3037 					ecore_chain_produce(&txq->tx_pbl);
3038 			memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3039 			BD_SET_UNMAP_ADDR_LEN(tx_data_bd, segs->ds_addr,\
3040 				segs->ds_len);
3041 			segs++;
3042 			nbd++;
3043 		}
3044 		first_bd->data.bitfields =
3045 			(m_head->m_pkthdr.len & ETH_TX_DATA_1ST_BD_PKT_LEN_MASK)
3046 				 << ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT;
3047 		first_bd->data.bitfields =
3048 			htole16(first_bd->data.bitfields);
3049 	}
3050 
3051 
3052 	first_bd->data.nbds = nbd;
3053 
3054 #ifdef QLNX_TRACE_TSO_PKT_LEN
3055 
3056 	if (fp->tx_tso_max_nsegs < nsegs)
3057 		fp->tx_tso_max_nsegs = nsegs;
3058 
3059 	if ((nsegs < fp->tx_tso_min_nsegs) || (!fp->tx_tso_min_nsegs))
3060 		fp->tx_tso_min_nsegs = nsegs;
3061 
3062 #endif /* #ifdef QLNX_TRACE_TSO_PKT_LEN */
3063 
3064 	txq->sw_tx_ring[idx].nsegs = nsegs;
3065 	txq->sw_tx_prod = (txq->sw_tx_prod + 1) & (TX_RING_SIZE - 1);
3066 
3067 	txq->tx_db.data.bd_prod =
3068 		htole16(ecore_chain_get_prod_idx(&txq->tx_pbl));
3069 
3070 	qlnx_txq_doorbell_wr32(ha, txq->doorbell_addr, txq->tx_db.raw);
3071 
3072 	QL_DPRINT8(ha, (ha->pci_dev, "%s: exit\n", __func__));
3073 	return (0);
3074 }
3075 
3076 static void
3077 qlnx_stop(qlnx_host_t *ha)
3078 {
3079 	struct ifnet	*ifp = ha->ifp;
3080 	device_t	dev;
3081 	int		i;
3082 
3083 	dev = ha->pci_dev;
3084 
3085 	ifp->if_drv_flags &= ~(IFF_DRV_OACTIVE | IFF_DRV_RUNNING);
3086 
3087 	/*
3088 	 * We simply lock and unlock each fp->tx_mtx to
3089 	 * propagate the if_drv_flags
3090 	 * state to each tx thread
3091 	 */
3092 	if (ha->state == QLNX_STATE_OPEN) {
3093         	for (i = 0; i < ha->num_rss; i++) {
3094 			struct qlnx_fastpath *fp = &ha->fp_array[i];
3095 
3096 			mtx_lock(&fp->tx_mtx);
3097 			mtx_unlock(&fp->tx_mtx);
3098 
3099 			if (fp->fp_taskqueue != NULL)
3100 				taskqueue_enqueue(fp->fp_taskqueue,
3101 					&fp->fp_task);
3102 		}
3103 	}
3104 
3105 	qlnx_unload(ha);
3106 
3107 	return;
3108 }
3109 
3110 static int
3111 qlnx_get_ifq_snd_maxlen(qlnx_host_t *ha)
3112 {
3113         return(TX_RING_SIZE - 1);
3114 }
3115 
3116 uint8_t *
3117 qlnx_get_mac_addr(qlnx_host_t *ha)
3118 {
3119 	struct ecore_hwfn	*p_hwfn;
3120 
3121 	p_hwfn = &ha->cdev.hwfns[0];
3122         return (p_hwfn->hw_info.hw_mac_addr);
3123 }
3124 
3125 static uint32_t
3126 qlnx_get_optics(qlnx_host_t *ha, struct qlnx_link_output *if_link)
3127 {
3128 	uint32_t	ifm_type = 0;
3129 
3130 	switch (if_link->media_type) {
3131 
3132 	case MEDIA_MODULE_FIBER:
3133 	case MEDIA_UNSPECIFIED:
3134 		if (if_link->speed == (100 * 1000))
3135 			ifm_type = QLNX_IFM_100G_SR4;
3136 		else if (if_link->speed == (40 * 1000))
3137 			ifm_type = IFM_40G_SR4;
3138 		else if (if_link->speed == (25 * 1000))
3139 			ifm_type = QLNX_IFM_25G_SR;
3140 		break;
3141 
3142 	case MEDIA_DA_TWINAX:
3143 		if (if_link->speed == (100 * 1000))
3144 			ifm_type = QLNX_IFM_100G_CR4;
3145 		else if (if_link->speed == (40 * 1000))
3146 			ifm_type = IFM_40G_CR4;
3147 		else if (if_link->speed == (25 * 1000))
3148 			ifm_type = QLNX_IFM_25G_CR;
3149 		break;
3150 
3151 	default :
3152 		ifm_type = IFM_UNKNOWN;
3153 		break;
3154 	}
3155 	return (ifm_type);
3156 }
3157 
3158 
3159 
3160 /*****************************************************************************
3161  * Interrupt Service Functions
3162  *****************************************************************************/
3163 
3164 static int
3165 qlnx_rx_jumbo_chain(qlnx_host_t *ha, struct qlnx_fastpath *fp,
3166 	struct mbuf *mp_head, uint16_t len)
3167 {
3168 	struct mbuf		*mp, *mpf, *mpl;
3169 	struct sw_rx_data	*sw_rx_data;
3170 	struct qlnx_rx_queue	*rxq;
3171 	uint16_t 		len_in_buffer;
3172 
3173 	rxq = fp->rxq;
3174 	mpf = mpl = mp = NULL;
3175 
3176 	while (len) {
3177 
3178         	rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3179 
3180                 sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
3181                 mp = sw_rx_data->data;
3182 
3183 		if (mp == NULL) {
3184                 	QL_DPRINT1(ha, (ha->pci_dev, "%s: mp = NULL\n",
3185 				__func__));
3186 			fp->err_rx_mp_null++;
3187         		rxq->sw_rx_cons  =
3188 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3189 
3190 			if (mpf != NULL)
3191 				m_freem(mpf);
3192 
3193 			return (-1);
3194 		}
3195 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
3196 			BUS_DMASYNC_POSTREAD);
3197 
3198                 if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
3199 
3200                         QL_DPRINT1(ha, (ha->pci_dev,
3201 				"%s: New buffer allocation failed, dropping"
3202 				" incoming packet and reusing its buffer\n",
3203 				__func__));
3204 
3205                         qlnx_reuse_rx_data(rxq);
3206                         fp->err_rx_alloc_errors++;
3207 
3208 			if (mpf != NULL)
3209 				m_freem(mpf);
3210 
3211 			return (-1);
3212 		}
3213                 ecore_chain_consume(&rxq->rx_bd_ring);
3214 
3215 		if (len > rxq->rx_buf_size)
3216 			len_in_buffer = rxq->rx_buf_size;
3217 		else
3218 			len_in_buffer = len;
3219 
3220 		len = len - len_in_buffer;
3221 
3222 		mp->m_flags &= ~M_PKTHDR;
3223 		mp->m_next = NULL;
3224 		mp->m_len = len_in_buffer;
3225 
3226 		if (mpf == NULL)
3227 			mpf = mpl = mp;
3228 		else {
3229 			mpl->m_next = mp;
3230 			mpl = mp;
3231 		}
3232 	}
3233 
3234 	if (mpf != NULL)
3235 		mp_head->m_next = mpf;
3236 
3237 	return (0);
3238 }
3239 
3240 static void
3241 qlnx_tpa_start(qlnx_host_t *ha,
3242 	struct qlnx_fastpath *fp,
3243 	struct qlnx_rx_queue *rxq,
3244 	struct eth_fast_path_rx_tpa_start_cqe *cqe)
3245 {
3246 	uint32_t		agg_index;
3247         struct ifnet		*ifp = ha->ifp;
3248 	struct mbuf		*mp;
3249 	struct mbuf		*mpf = NULL, *mpl = NULL, *mpc = NULL;
3250 	struct sw_rx_data	*sw_rx_data;
3251 	dma_addr_t		addr;
3252 	bus_dmamap_t		map;
3253 	struct eth_rx_bd	*rx_bd;
3254 	int			i;
3255 	device_t		dev;
3256 #if __FreeBSD_version >= 1100000
3257 	uint8_t			hash_type;
3258 #endif /* #if __FreeBSD_version >= 1100000 */
3259 
3260 	dev = ha->pci_dev;
3261 	agg_index = cqe->tpa_agg_index;
3262 
3263         QL_DPRINT7(ha, (dev, "%s[%d]: enter\n "
3264                 "\t type = 0x%x\n"
3265                 "\t bitfields = 0x%x\n"
3266                 "\t seg_len = 0x%x\n"
3267                 "\t pars_flags = 0x%x\n"
3268                 "\t vlan_tag = 0x%x\n"
3269                 "\t rss_hash = 0x%x\n"
3270                 "\t len_on_first_bd = 0x%x\n"
3271                 "\t placement_offset = 0x%x\n"
3272                 "\t tpa_agg_index = 0x%x\n"
3273                 "\t header_len = 0x%x\n"
3274                 "\t ext_bd_len_list[0] = 0x%x\n"
3275                 "\t ext_bd_len_list[1] = 0x%x\n"
3276                 "\t ext_bd_len_list[2] = 0x%x\n"
3277                 "\t ext_bd_len_list[3] = 0x%x\n"
3278                 "\t ext_bd_len_list[4] = 0x%x\n",
3279                 __func__, fp->rss_id, cqe->type, cqe->bitfields, cqe->seg_len,
3280                 cqe->pars_flags.flags, cqe->vlan_tag,
3281                 cqe->rss_hash, cqe->len_on_first_bd, cqe->placement_offset,
3282                 cqe->tpa_agg_index, cqe->header_len,
3283                 cqe->ext_bd_len_list[0], cqe->ext_bd_len_list[1],
3284                 cqe->ext_bd_len_list[2], cqe->ext_bd_len_list[3],
3285                 cqe->ext_bd_len_list[4]));
3286 
3287 	if (agg_index >= ETH_TPA_MAX_AGGS_NUM) {
3288 		fp->err_rx_tpa_invalid_agg_num++;
3289 		return;
3290 	}
3291 
3292 	sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
3293 	bus_dmamap_sync(ha->rx_tag, sw_rx_data->map, BUS_DMASYNC_POSTREAD);
3294 	mp = sw_rx_data->data;
3295 
3296 	QL_DPRINT7(ha, (dev, "%s[%d]: mp = %p \n ", __func__, fp->rss_id, mp));
3297 
3298 	if (mp == NULL) {
3299                	QL_DPRINT7(ha, (dev, "%s[%d]: mp = NULL\n", __func__,
3300 			fp->rss_id));
3301 		fp->err_rx_mp_null++;
3302        		rxq->sw_rx_cons = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3303 
3304 		return;
3305 	}
3306 
3307 	if ((le16toh(cqe->pars_flags.flags)) & CQE_FLAGS_ERR) {
3308 
3309 		QL_DPRINT7(ha, (dev, "%s[%d]: CQE in CONS = %u has error,"
3310 			" flags = %x, dropping incoming packet\n", __func__,
3311 			fp->rss_id, rxq->sw_rx_cons,
3312 			le16toh(cqe->pars_flags.flags)));
3313 
3314 		fp->err_rx_hw_errors++;
3315 
3316 		qlnx_reuse_rx_data(rxq);
3317 
3318 		QLNX_INC_IERRORS(ifp);
3319 
3320 		return;
3321 	}
3322 
3323 	if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
3324 
3325 		QL_DPRINT7(ha, (dev, "%s[%d]: New buffer allocation failed,"
3326 			" dropping incoming packet and reusing its buffer\n",
3327 			__func__, fp->rss_id));
3328 
3329 		fp->err_rx_alloc_errors++;
3330 		QLNX_INC_IQDROPS(ifp);
3331 
3332 		/*
3333 		 * Load the tpa mbuf into the rx ring and save the
3334 		 * posted mbuf
3335 		 */
3336 
3337 		map = sw_rx_data->map;
3338 		addr = sw_rx_data->dma_addr;
3339 
3340 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_prod];
3341 
3342 		sw_rx_data->data = rxq->tpa_info[agg_index].rx_buf.data;
3343 		sw_rx_data->dma_addr = rxq->tpa_info[agg_index].rx_buf.dma_addr;
3344 		sw_rx_data->map = rxq->tpa_info[agg_index].rx_buf.map;
3345 
3346 		rxq->tpa_info[agg_index].rx_buf.data = mp;
3347 		rxq->tpa_info[agg_index].rx_buf.dma_addr = addr;
3348 		rxq->tpa_info[agg_index].rx_buf.map = map;
3349 
3350 		rx_bd = (struct eth_rx_bd *)
3351 				ecore_chain_produce(&rxq->rx_bd_ring);
3352 
3353 		rx_bd->addr.hi = htole32(U64_HI(sw_rx_data->dma_addr));
3354 		rx_bd->addr.lo = htole32(U64_LO(sw_rx_data->dma_addr));
3355 
3356 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
3357 			BUS_DMASYNC_PREREAD);
3358 
3359 		rxq->sw_rx_prod = (rxq->sw_rx_prod + 1) & (RX_RING_SIZE - 1);
3360 		rxq->sw_rx_cons = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3361 
3362 		ecore_chain_consume(&rxq->rx_bd_ring);
3363 
3364 		/* Now reuse any buffers posted in ext_bd_len_list */
3365 		for (i = 0; i < ETH_TPA_CQE_START_LEN_LIST_SIZE; i++) {
3366 
3367 			if (cqe->ext_bd_len_list[i] == 0)
3368 				break;
3369 
3370 			qlnx_reuse_rx_data(rxq);
3371 		}
3372 
3373 		rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_ERROR;
3374 		return;
3375 	}
3376 
3377 	if (rxq->tpa_info[agg_index].agg_state != QLNX_AGG_STATE_NONE) {
3378 
3379 		QL_DPRINT7(ha, (dev, "%s[%d]: invalid aggregation state,"
3380 			" dropping incoming packet and reusing its buffer\n",
3381 			__func__, fp->rss_id));
3382 
3383 		QLNX_INC_IQDROPS(ifp);
3384 
3385 		/* if we already have mbuf head in aggregation free it */
3386 		if (rxq->tpa_info[agg_index].mpf) {
3387 			m_freem(rxq->tpa_info[agg_index].mpf);
3388 			rxq->tpa_info[agg_index].mpl = NULL;
3389 		}
3390 		rxq->tpa_info[agg_index].mpf = mp;
3391 		rxq->tpa_info[agg_index].mpl = NULL;
3392 
3393 		rxq->sw_rx_cons = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3394 		ecore_chain_consume(&rxq->rx_bd_ring);
3395 
3396 		/* Now reuse any buffers posted in ext_bd_len_list */
3397 		for (i = 0; i < ETH_TPA_CQE_START_LEN_LIST_SIZE; i++) {
3398 
3399 			if (cqe->ext_bd_len_list[i] == 0)
3400 				break;
3401 
3402 			qlnx_reuse_rx_data(rxq);
3403 		}
3404 		rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_ERROR;
3405 
3406 		return;
3407 	}
3408 
3409 	/*
3410 	 * first process the ext_bd_len_list
3411 	 * if this fails then we simply drop the packet
3412 	 */
3413 	ecore_chain_consume(&rxq->rx_bd_ring);
3414 	rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3415 
3416 	for (i = 0; i < ETH_TPA_CQE_START_LEN_LIST_SIZE; i++) {
3417 
3418 		QL_DPRINT7(ha, (dev, "%s[%d]: 4\n ", __func__, fp->rss_id));
3419 
3420 		if (cqe->ext_bd_len_list[i] == 0)
3421 			break;
3422 
3423 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
3424 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
3425 			BUS_DMASYNC_POSTREAD);
3426 
3427 		mpc = sw_rx_data->data;
3428 
3429 		if (mpc == NULL) {
3430 			QL_DPRINT7(ha, (ha->pci_dev, "%s[%d]: mpc = NULL\n",
3431 				__func__, fp->rss_id));
3432 			fp->err_rx_mp_null++;
3433 			if (mpf != NULL)
3434 				m_freem(mpf);
3435 			mpf = mpl = NULL;
3436 			rxq->tpa_info[agg_index].agg_state =
3437 						QLNX_AGG_STATE_ERROR;
3438 			ecore_chain_consume(&rxq->rx_bd_ring);
3439 			rxq->sw_rx_cons =
3440 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3441 			continue;
3442 		}
3443 
3444 		if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
3445 			QL_DPRINT7(ha, (dev,
3446 				"%s[%d]: New buffer allocation failed, dropping"
3447 				" incoming packet and reusing its buffer\n",
3448 				__func__, fp->rss_id));
3449 
3450 			qlnx_reuse_rx_data(rxq);
3451 
3452 			if (mpf != NULL)
3453 				m_freem(mpf);
3454 			mpf = mpl = NULL;
3455 
3456 			rxq->tpa_info[agg_index].agg_state =
3457 						QLNX_AGG_STATE_ERROR;
3458 
3459 			ecore_chain_consume(&rxq->rx_bd_ring);
3460 			rxq->sw_rx_cons =
3461 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3462 
3463 			continue;
3464 		}
3465 
3466 		mpc->m_flags &= ~M_PKTHDR;
3467 		mpc->m_next = NULL;
3468 		mpc->m_len = cqe->ext_bd_len_list[i];
3469 
3470 
3471 		if (mpf == NULL) {
3472 			mpf = mpl = mpc;
3473 		} else {
3474 			mpl->m_len = ha->rx_buf_size;
3475 			mpl->m_next = mpc;
3476 			mpl = mpc;
3477 		}
3478 
3479 		ecore_chain_consume(&rxq->rx_bd_ring);
3480 		rxq->sw_rx_cons =
3481 			(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3482 	}
3483 
3484 	if (rxq->tpa_info[agg_index].agg_state != QLNX_AGG_STATE_NONE) {
3485 
3486 		QL_DPRINT7(ha, (dev, "%s[%d]: invalid aggregation state,"
3487 			" dropping incoming packet and reusing its buffer\n",
3488 			__func__, fp->rss_id));
3489 
3490 		QLNX_INC_IQDROPS(ifp);
3491 
3492 		rxq->tpa_info[agg_index].mpf = mp;
3493 		rxq->tpa_info[agg_index].mpl = NULL;
3494 
3495 		return;
3496 	}
3497 
3498         rxq->tpa_info[agg_index].placement_offset = cqe->placement_offset;
3499 
3500         if (mpf != NULL) {
3501                 mp->m_len = ha->rx_buf_size;
3502                 mp->m_next = mpf;
3503                 rxq->tpa_info[agg_index].mpf = mp;
3504                 rxq->tpa_info[agg_index].mpl = mpl;
3505         } else {
3506                 mp->m_len = cqe->len_on_first_bd + cqe->placement_offset;
3507                 rxq->tpa_info[agg_index].mpf = mp;
3508                 rxq->tpa_info[agg_index].mpl = mp;
3509                 mp->m_next = NULL;
3510         }
3511 
3512 	mp->m_flags |= M_PKTHDR;
3513 
3514 	/* assign packet to this interface interface */
3515 	mp->m_pkthdr.rcvif = ifp;
3516 
3517 	/* assume no hardware checksum has complated */
3518 	mp->m_pkthdr.csum_flags = 0;
3519 
3520 	//mp->m_pkthdr.flowid = fp->rss_id;
3521 	mp->m_pkthdr.flowid = cqe->rss_hash;
3522 
3523 #if __FreeBSD_version >= 1100000
3524 
3525 	hash_type = cqe->bitfields &
3526 			(ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_MASK <<
3527 			ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_SHIFT);
3528 
3529 	switch (hash_type) {
3530 
3531 	case RSS_HASH_TYPE_IPV4:
3532 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV4);
3533 		break;
3534 
3535 	case RSS_HASH_TYPE_TCP_IPV4:
3536 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV4);
3537 		break;
3538 
3539 	case RSS_HASH_TYPE_IPV6:
3540 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV6);
3541 		break;
3542 
3543 	case RSS_HASH_TYPE_TCP_IPV6:
3544 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV6);
3545 		break;
3546 
3547 	default:
3548 		M_HASHTYPE_SET(mp, M_HASHTYPE_OPAQUE);
3549 		break;
3550 	}
3551 
3552 #else
3553 	mp->m_flags |= M_FLOWID;
3554 #endif
3555 
3556 	mp->m_pkthdr.csum_flags |= (CSUM_IP_CHECKED | CSUM_IP_VALID |
3557 					CSUM_DATA_VALID | CSUM_PSEUDO_HDR);
3558 
3559 	mp->m_pkthdr.csum_data = 0xFFFF;
3560 
3561 	if (CQE_HAS_VLAN(cqe->pars_flags.flags)) {
3562 		mp->m_pkthdr.ether_vtag = le16toh(cqe->vlan_tag);
3563 		mp->m_flags |= M_VLANTAG;
3564 	}
3565 
3566 	rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_START;
3567 
3568         QL_DPRINT7(ha, (dev, "%s[%d]: 5\n" "\tagg_state = %d\n"
3569                 "\t mpf = %p mpl = %p\n", __func__, fp->rss_id,
3570                 rxq->tpa_info[agg_index].agg_state,
3571                 rxq->tpa_info[agg_index].mpf, rxq->tpa_info[agg_index].mpl));
3572 
3573 	return;
3574 }
3575 
3576 static void
3577 qlnx_tpa_cont(qlnx_host_t *ha, struct qlnx_fastpath *fp,
3578 	struct qlnx_rx_queue *rxq,
3579 	struct eth_fast_path_rx_tpa_cont_cqe *cqe)
3580 {
3581 	struct sw_rx_data	*sw_rx_data;
3582 	int			i;
3583 	struct mbuf		*mpf = NULL, *mpl = NULL, *mpc = NULL;
3584 	struct mbuf		*mp;
3585 	uint32_t		agg_index;
3586 	device_t		dev;
3587 
3588 	dev = ha->pci_dev;
3589 
3590         QL_DPRINT7(ha, (dev, "%s[%d]: enter\n "
3591                 "\t type = 0x%x\n"
3592                 "\t tpa_agg_index = 0x%x\n"
3593                 "\t len_list[0] = 0x%x\n"
3594                 "\t len_list[1] = 0x%x\n"
3595                 "\t len_list[2] = 0x%x\n"
3596                 "\t len_list[3] = 0x%x\n"
3597                 "\t len_list[4] = 0x%x\n"
3598                 "\t len_list[5] = 0x%x\n",
3599                 __func__, fp->rss_id, cqe->type, cqe->tpa_agg_index,
3600                 cqe->len_list[0], cqe->len_list[1], cqe->len_list[2],
3601                 cqe->len_list[3], cqe->len_list[4], cqe->len_list[5]));
3602 
3603 	agg_index = cqe->tpa_agg_index;
3604 
3605 	if (agg_index >= ETH_TPA_MAX_AGGS_NUM) {
3606 		QL_DPRINT7(ha, (dev, "%s[%d]: 0\n ", __func__, fp->rss_id));
3607 		fp->err_rx_tpa_invalid_agg_num++;
3608 		return;
3609 	}
3610 
3611 
3612 	for (i = 0; i < ETH_TPA_CQE_CONT_LEN_LIST_SIZE; i++) {
3613 
3614 		QL_DPRINT7(ha, (dev, "%s[%d]: 1\n ", __func__, fp->rss_id));
3615 
3616 		if (cqe->len_list[i] == 0)
3617 			break;
3618 
3619 		if (rxq->tpa_info[agg_index].agg_state !=
3620 			QLNX_AGG_STATE_START) {
3621 			qlnx_reuse_rx_data(rxq);
3622 			continue;
3623 		}
3624 
3625 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
3626 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
3627 			BUS_DMASYNC_POSTREAD);
3628 
3629 		mpc = sw_rx_data->data;
3630 
3631 		if (mpc == NULL) {
3632 
3633 			QL_DPRINT7(ha, (dev, "%s[%d]: mpc = NULL\n",
3634 				__func__, fp->rss_id));
3635 
3636 			fp->err_rx_mp_null++;
3637 			if (mpf != NULL)
3638 				m_freem(mpf);
3639 			mpf = mpl = NULL;
3640 			rxq->tpa_info[agg_index].agg_state =
3641 						QLNX_AGG_STATE_ERROR;
3642 			ecore_chain_consume(&rxq->rx_bd_ring);
3643 			rxq->sw_rx_cons =
3644 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3645 			continue;
3646 		}
3647 
3648 		if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
3649 
3650 			QL_DPRINT7(ha, (dev,
3651 				"%s[%d]: New buffer allocation failed, dropping"
3652 				" incoming packet and reusing its buffer\n",
3653 				__func__, fp->rss_id));
3654 
3655 			qlnx_reuse_rx_data(rxq);
3656 
3657 			if (mpf != NULL)
3658 				m_freem(mpf);
3659 			mpf = mpl = NULL;
3660 
3661 			rxq->tpa_info[agg_index].agg_state =
3662 						QLNX_AGG_STATE_ERROR;
3663 
3664 			ecore_chain_consume(&rxq->rx_bd_ring);
3665 			rxq->sw_rx_cons =
3666 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3667 
3668 			continue;
3669 		}
3670 
3671 		mpc->m_flags &= ~M_PKTHDR;
3672 		mpc->m_next = NULL;
3673 		mpc->m_len = cqe->len_list[i];
3674 
3675 
3676 		if (mpf == NULL) {
3677 			mpf = mpl = mpc;
3678 		} else {
3679 			mpl->m_len = ha->rx_buf_size;
3680 			mpl->m_next = mpc;
3681 			mpl = mpc;
3682 		}
3683 
3684 		ecore_chain_consume(&rxq->rx_bd_ring);
3685 		rxq->sw_rx_cons =
3686 			(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3687 	}
3688 
3689         QL_DPRINT7(ha, (dev, "%s[%d]: 2\n" "\tmpf = %p mpl = %p\n",
3690                 __func__, fp->rss_id, mpf, mpl));
3691 
3692 	if (mpf != NULL) {
3693 		mp = rxq->tpa_info[agg_index].mpl;
3694 		mp->m_len = ha->rx_buf_size;
3695 		mp->m_next = mpf;
3696 		rxq->tpa_info[agg_index].mpl = mpl;
3697 	}
3698 
3699 	return;
3700 }
3701 
3702 static int
3703 qlnx_tpa_end(qlnx_host_t *ha, struct qlnx_fastpath *fp,
3704 	struct qlnx_rx_queue *rxq,
3705 	struct eth_fast_path_rx_tpa_end_cqe *cqe)
3706 {
3707 	struct sw_rx_data	*sw_rx_data;
3708 	int			i;
3709 	struct mbuf		*mpf = NULL, *mpl = NULL, *mpc = NULL;
3710 	struct mbuf		*mp;
3711 	uint32_t		agg_index;
3712 	uint32_t		len = 0;
3713         struct ifnet		*ifp = ha->ifp;
3714 	device_t		dev;
3715 
3716 	dev = ha->pci_dev;
3717 
3718         QL_DPRINT7(ha, (dev, "%s[%d]: enter\n "
3719                 "\t type = 0x%x\n"
3720                 "\t tpa_agg_index = 0x%x\n"
3721                 "\t total_packet_len = 0x%x\n"
3722                 "\t num_of_bds = 0x%x\n"
3723                 "\t end_reason = 0x%x\n"
3724                 "\t num_of_coalesced_segs = 0x%x\n"
3725                 "\t ts_delta = 0x%x\n"
3726                 "\t len_list[0] = 0x%x\n"
3727                 "\t len_list[1] = 0x%x\n"
3728                 "\t len_list[2] = 0x%x\n"
3729                 "\t len_list[3] = 0x%x\n",
3730                 __func__, fp->rss_id, cqe->type, cqe->tpa_agg_index,
3731                 cqe->total_packet_len, cqe->num_of_bds,
3732                 cqe->end_reason, cqe->num_of_coalesced_segs, cqe->ts_delta,
3733                 cqe->len_list[0], cqe->len_list[1], cqe->len_list[2],
3734                 cqe->len_list[3]));
3735 
3736 	agg_index = cqe->tpa_agg_index;
3737 
3738 	if (agg_index >= ETH_TPA_MAX_AGGS_NUM) {
3739 
3740 		QL_DPRINT7(ha, (dev, "%s[%d]: 0\n ", __func__, fp->rss_id));
3741 
3742 		fp->err_rx_tpa_invalid_agg_num++;
3743 		return (0);
3744 	}
3745 
3746 
3747 	for (i = 0; i < ETH_TPA_CQE_END_LEN_LIST_SIZE; i++) {
3748 
3749 		QL_DPRINT7(ha, (dev, "%s[%d]: 1\n ", __func__, fp->rss_id));
3750 
3751 		if (cqe->len_list[i] == 0)
3752 			break;
3753 
3754 		if (rxq->tpa_info[agg_index].agg_state !=
3755 			QLNX_AGG_STATE_START) {
3756 
3757 			QL_DPRINT7(ha, (dev, "%s[%d]: 2\n ", __func__,
3758 				fp->rss_id));
3759 
3760 			qlnx_reuse_rx_data(rxq);
3761 			continue;
3762 		}
3763 
3764 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
3765 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
3766 			BUS_DMASYNC_POSTREAD);
3767 
3768 		mpc = sw_rx_data->data;
3769 
3770 		if (mpc == NULL) {
3771 
3772 			QL_DPRINT7(ha, (dev, "%s[%d]: mpc = NULL\n",
3773 				__func__, fp->rss_id));
3774 
3775 			fp->err_rx_mp_null++;
3776 			if (mpf != NULL)
3777 				m_freem(mpf);
3778 			mpf = mpl = NULL;
3779 			rxq->tpa_info[agg_index].agg_state =
3780 						QLNX_AGG_STATE_ERROR;
3781 			ecore_chain_consume(&rxq->rx_bd_ring);
3782 			rxq->sw_rx_cons =
3783 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3784 			continue;
3785 		}
3786 
3787 		if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
3788 			QL_DPRINT7(ha, (dev,
3789 				"%s[%d]: New buffer allocation failed, dropping"
3790 				" incoming packet and reusing its buffer\n",
3791 				__func__, fp->rss_id));
3792 
3793 			qlnx_reuse_rx_data(rxq);
3794 
3795 			if (mpf != NULL)
3796 				m_freem(mpf);
3797 			mpf = mpl = NULL;
3798 
3799 			rxq->tpa_info[agg_index].agg_state =
3800 						QLNX_AGG_STATE_ERROR;
3801 
3802 			ecore_chain_consume(&rxq->rx_bd_ring);
3803 			rxq->sw_rx_cons =
3804 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3805 
3806 			continue;
3807 		}
3808 
3809 		mpc->m_flags &= ~M_PKTHDR;
3810 		mpc->m_next = NULL;
3811 		mpc->m_len = cqe->len_list[i];
3812 
3813 
3814 		if (mpf == NULL) {
3815 			mpf = mpl = mpc;
3816 		} else {
3817 			mpl->m_len = ha->rx_buf_size;
3818 			mpl->m_next = mpc;
3819 			mpl = mpc;
3820 		}
3821 
3822 		ecore_chain_consume(&rxq->rx_bd_ring);
3823 		rxq->sw_rx_cons =
3824 			(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3825 	}
3826 
3827 	QL_DPRINT7(ha, (dev, "%s[%d]: 5\n ", __func__, fp->rss_id));
3828 
3829 	if (mpf != NULL) {
3830 
3831 		QL_DPRINT7(ha, (dev, "%s[%d]: 6\n ", __func__, fp->rss_id));
3832 
3833 		mp = rxq->tpa_info[agg_index].mpl;
3834 		mp->m_len = ha->rx_buf_size;
3835 		mp->m_next = mpf;
3836 	}
3837 
3838 	if (rxq->tpa_info[agg_index].agg_state != QLNX_AGG_STATE_START) {
3839 
3840 		QL_DPRINT7(ha, (dev, "%s[%d]: 7\n ", __func__, fp->rss_id));
3841 
3842 		if (rxq->tpa_info[agg_index].mpf != NULL)
3843 			m_freem(rxq->tpa_info[agg_index].mpf);
3844 		rxq->tpa_info[agg_index].mpf = NULL;
3845 		rxq->tpa_info[agg_index].mpl = NULL;
3846 		rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_NONE;
3847 		return (0);
3848 	}
3849 
3850 	mp = rxq->tpa_info[agg_index].mpf;
3851 	m_adj(mp, rxq->tpa_info[agg_index].placement_offset);
3852 	mp->m_pkthdr.len = cqe->total_packet_len;
3853 
3854 	if (mp->m_next  == NULL)
3855 		mp->m_len = mp->m_pkthdr.len;
3856 	else {
3857 		/* compute the total packet length */
3858 		mpf = mp;
3859 		while (mpf != NULL) {
3860 			len += mpf->m_len;
3861 			mpf = mpf->m_next;
3862 		}
3863 
3864 		if (cqe->total_packet_len > len) {
3865 			mpl = rxq->tpa_info[agg_index].mpl;
3866 			mpl->m_len += (cqe->total_packet_len - len);
3867 		}
3868 	}
3869 
3870 	QLNX_INC_IPACKETS(ifp);
3871 	QLNX_INC_IBYTES(ifp, (cqe->total_packet_len));
3872 
3873         QL_DPRINT7(ha, (dev, "%s[%d]: 8 csum_data = 0x%x csum_flags = 0x%lx\n "
3874 		"m_len = 0x%x m_pkthdr_len = 0x%x\n",
3875                 __func__, fp->rss_id, mp->m_pkthdr.csum_data,
3876                 mp->m_pkthdr.csum_flags, mp->m_len, mp->m_pkthdr.len));
3877 
3878 	(*ifp->if_input)(ifp, mp);
3879 
3880 	rxq->tpa_info[agg_index].mpf = NULL;
3881 	rxq->tpa_info[agg_index].mpl = NULL;
3882 	rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_NONE;
3883 
3884 	return (cqe->num_of_coalesced_segs);
3885 }
3886 
3887 static int
3888 qlnx_rx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp, int budget,
3889 	int lro_enable)
3890 {
3891         uint16_t		hw_comp_cons, sw_comp_cons;
3892         int			rx_pkt = 0;
3893         struct qlnx_rx_queue	*rxq = fp->rxq;
3894         struct ifnet		*ifp = ha->ifp;
3895 	struct ecore_dev	*cdev = &ha->cdev;
3896 	struct ecore_hwfn       *p_hwfn;
3897 
3898 #ifdef QLNX_SOFT_LRO
3899 	struct lro_ctrl		*lro;
3900 
3901 	lro = &rxq->lro;
3902 #endif /* #ifdef QLNX_SOFT_LRO */
3903 
3904         hw_comp_cons = le16toh(*rxq->hw_cons_ptr);
3905         sw_comp_cons = ecore_chain_get_cons_idx(&rxq->rx_comp_ring);
3906 
3907 	p_hwfn = &ha->cdev.hwfns[(fp->rss_id % cdev->num_hwfns)];
3908 
3909         /* Memory barrier to prevent the CPU from doing speculative reads of CQE
3910          * / BD in the while-loop before reading hw_comp_cons. If the CQE is
3911          * read before it is written by FW, then FW writes CQE and SB, and then
3912          * the CPU reads the hw_comp_cons, it will use an old CQE.
3913          */
3914 
3915         /* Loop to complete all indicated BDs */
3916         while (sw_comp_cons != hw_comp_cons) {
3917                 union eth_rx_cqe		*cqe;
3918                 struct eth_fast_path_rx_reg_cqe	*fp_cqe;
3919                 struct sw_rx_data		*sw_rx_data;
3920 		register struct mbuf		*mp;
3921                 enum eth_rx_cqe_type		cqe_type;
3922                 uint16_t			len, pad, len_on_first_bd;
3923                 uint8_t				*data;
3924 #if __FreeBSD_version >= 1100000
3925 		uint8_t				hash_type;
3926 #endif /* #if __FreeBSD_version >= 1100000 */
3927 
3928                 /* Get the CQE from the completion ring */
3929                 cqe = (union eth_rx_cqe *)
3930                         ecore_chain_consume(&rxq->rx_comp_ring);
3931                 cqe_type = cqe->fast_path_regular.type;
3932 
3933                 if (cqe_type == ETH_RX_CQE_TYPE_SLOW_PATH) {
3934                         QL_DPRINT3(ha, (ha->pci_dev, "Got a slowath CQE\n"));
3935 
3936                         ecore_eth_cqe_completion(p_hwfn,
3937                                         (struct eth_slow_path_rx_cqe *)cqe);
3938                         goto next_cqe;
3939                 }
3940 
3941 		if (cqe_type != ETH_RX_CQE_TYPE_REGULAR) {
3942 
3943 			switch (cqe_type) {
3944 
3945 			case ETH_RX_CQE_TYPE_TPA_START:
3946 				qlnx_tpa_start(ha, fp, rxq,
3947 					&cqe->fast_path_tpa_start);
3948 				fp->tpa_start++;
3949 				break;
3950 
3951 			case ETH_RX_CQE_TYPE_TPA_CONT:
3952 				qlnx_tpa_cont(ha, fp, rxq,
3953 					&cqe->fast_path_tpa_cont);
3954 				fp->tpa_cont++;
3955 				break;
3956 
3957 			case ETH_RX_CQE_TYPE_TPA_END:
3958 				rx_pkt += qlnx_tpa_end(ha, fp, rxq,
3959 						&cqe->fast_path_tpa_end);
3960 				fp->tpa_end++;
3961 				break;
3962 
3963 			default:
3964 				break;
3965 			}
3966 
3967                         goto next_cqe;
3968 		}
3969 
3970                 /* Get the data from the SW ring */
3971                 sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
3972                 mp = sw_rx_data->data;
3973 
3974 		if (mp == NULL) {
3975                 	QL_DPRINT1(ha, (ha->pci_dev, "%s: mp = NULL\n",
3976 				__func__));
3977 			fp->err_rx_mp_null++;
3978         		rxq->sw_rx_cons  =
3979 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3980 			goto next_cqe;
3981 		}
3982 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
3983 			BUS_DMASYNC_POSTREAD);
3984 
3985                 /* non GRO */
3986                 fp_cqe = &cqe->fast_path_regular;/* MK CR TPA check assembly */
3987                 len =  le16toh(fp_cqe->pkt_len);
3988                 pad = fp_cqe->placement_offset;
3989 
3990 		QL_DPRINT3(ha,
3991 			(ha->pci_dev, "CQE type = %x, flags = %x, vlan = %x,"
3992 			" len %u, parsing flags = %d pad  = %d\n",
3993 			cqe_type, fp_cqe->bitfields,
3994 			le16toh(fp_cqe->vlan_tag),
3995 			len, le16toh(fp_cqe->pars_flags.flags), pad));
3996 
3997 		data = mtod(mp, uint8_t *);
3998 		data = data + pad;
3999 
4000 		if (0)
4001 			qlnx_dump_buf8(ha, __func__, data, len);
4002 
4003                 /* For every Rx BD consumed, we allocate a new BD so the BD ring
4004                  * is always with a fixed size. If allocation fails, we take the
4005                  * consumed BD and return it to the ring in the PROD position.
4006                  * The packet that was received on that BD will be dropped (and
4007                  * not passed to the upper stack).
4008                  */
4009 		/* If this is an error packet then drop it */
4010 		if ((le16toh(cqe->fast_path_regular.pars_flags.flags)) &
4011 			CQE_FLAGS_ERR) {
4012 
4013 			QL_DPRINT1(ha, (ha->pci_dev,
4014 				"CQE in CONS = %u has error, flags = %x,"
4015 				" dropping incoming packet\n", sw_comp_cons,
4016 			le16toh(cqe->fast_path_regular.pars_flags.flags)));
4017 
4018 			fp->err_rx_hw_errors++;
4019 
4020                         qlnx_reuse_rx_data(rxq);
4021 
4022 			QLNX_INC_IERRORS(ifp);
4023 
4024 			goto next_cqe;
4025 		}
4026 
4027                 if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4028 
4029                         QL_DPRINT1(ha, (ha->pci_dev,
4030 				"New buffer allocation failed, dropping"
4031 				" incoming packet and reusing its buffer\n"));
4032 
4033                         qlnx_reuse_rx_data(rxq);
4034 
4035                         fp->err_rx_alloc_errors++;
4036 
4037 			QLNX_INC_IQDROPS(ifp);
4038 
4039                         goto next_cqe;
4040                 }
4041 
4042                 ecore_chain_consume(&rxq->rx_bd_ring);
4043 
4044 		len_on_first_bd = fp_cqe->len_on_first_bd;
4045 		m_adj(mp, pad);
4046 		mp->m_pkthdr.len = len;
4047 
4048 		QL_DPRINT1(ha,
4049 			(ha->pci_dev, "%s: len = %d len_on_first_bd = %d\n",
4050 			__func__, len, len_on_first_bd));
4051 
4052 		if ((len > 60 ) && (len > len_on_first_bd)) {
4053 
4054 			mp->m_len = len_on_first_bd;
4055 
4056 			if (qlnx_rx_jumbo_chain(ha, fp, mp,
4057 				(len - len_on_first_bd)) != 0) {
4058 
4059 				m_freem(mp);
4060 
4061 				QLNX_INC_IQDROPS(ifp);
4062 
4063                         	goto next_cqe;
4064 			}
4065 
4066 		} else if (len_on_first_bd < len) {
4067 			fp->err_rx_jumbo_chain_pkts++;
4068 		} else {
4069 			mp->m_len = len;
4070 		}
4071 
4072 		mp->m_flags |= M_PKTHDR;
4073 
4074 		/* assign packet to this interface interface */
4075 		mp->m_pkthdr.rcvif = ifp;
4076 
4077 		/* assume no hardware checksum has complated */
4078 		mp->m_pkthdr.csum_flags = 0;
4079 
4080 		mp->m_pkthdr.flowid = fp_cqe->rss_hash;
4081 
4082 #if __FreeBSD_version >= 1100000
4083 
4084 		hash_type = fp_cqe->bitfields &
4085 				(ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_MASK <<
4086 				ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_SHIFT);
4087 
4088 		switch (hash_type) {
4089 
4090 		case RSS_HASH_TYPE_IPV4:
4091 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV4);
4092 			break;
4093 
4094 		case RSS_HASH_TYPE_TCP_IPV4:
4095 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV4);
4096 			break;
4097 
4098 		case RSS_HASH_TYPE_IPV6:
4099 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV6);
4100 			break;
4101 
4102 		case RSS_HASH_TYPE_TCP_IPV6:
4103 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV6);
4104 			break;
4105 
4106 		default:
4107 			M_HASHTYPE_SET(mp, M_HASHTYPE_OPAQUE);
4108 			break;
4109 		}
4110 
4111 #else
4112 		mp->m_flags |= M_FLOWID;
4113 #endif
4114 
4115 		if (CQE_L3_PACKET(fp_cqe->pars_flags.flags)) {
4116 			mp->m_pkthdr.csum_flags |= CSUM_IP_CHECKED;
4117 		}
4118 
4119 		if (!(CQE_IP_HDR_ERR(fp_cqe->pars_flags.flags))) {
4120 			mp->m_pkthdr.csum_flags |= CSUM_IP_VALID;
4121 		}
4122 
4123 		if (CQE_L4_HAS_CSUM(fp_cqe->pars_flags.flags)) {
4124 			mp->m_pkthdr.csum_data = 0xFFFF;
4125 			mp->m_pkthdr.csum_flags |=
4126 				(CSUM_DATA_VALID | CSUM_PSEUDO_HDR);
4127 		}
4128 
4129 		if (CQE_HAS_VLAN(fp_cqe->pars_flags.flags)) {
4130 			mp->m_pkthdr.ether_vtag = le16toh(fp_cqe->vlan_tag);
4131 			mp->m_flags |= M_VLANTAG;
4132 		}
4133 
4134 		QLNX_INC_IPACKETS(ifp);
4135 		QLNX_INC_IBYTES(ifp, len);
4136 
4137 #ifdef QLNX_SOFT_LRO
4138 
4139 		if (lro_enable) {
4140 
4141 #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO)
4142 
4143 			tcp_lro_queue_mbuf(lro, mp);
4144 
4145 #else
4146 
4147 			if (tcp_lro_rx(lro, mp, 0))
4148 				(*ifp->if_input)(ifp, mp);
4149 
4150 #endif /* #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO) */
4151 
4152 		} else {
4153 			(*ifp->if_input)(ifp, mp);
4154 		}
4155 #else
4156 
4157 		(*ifp->if_input)(ifp, mp);
4158 
4159 #endif /* #ifdef QLNX_SOFT_LRO */
4160 
4161                 rx_pkt++;
4162 
4163         	rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4164 
4165 next_cqe:	/* don't consume bd rx buffer */
4166                 ecore_chain_recycle_consumed(&rxq->rx_comp_ring);
4167                 sw_comp_cons = ecore_chain_get_cons_idx(&rxq->rx_comp_ring);
4168 
4169 		/* CR TPA - revisit how to handle budget in TPA perhaps
4170 		   increase on "end" */
4171                 if (rx_pkt == budget)
4172                         break;
4173         } /* repeat while sw_comp_cons != hw_comp_cons... */
4174 
4175         /* Update producers */
4176         qlnx_update_rx_prod(p_hwfn, rxq);
4177 
4178         return rx_pkt;
4179 }
4180 
4181 /*
4182  * fast path interrupt
4183  */
4184 
4185 static void
4186 qlnx_fp_isr(void *arg)
4187 {
4188         qlnx_ivec_t		*ivec = arg;
4189         qlnx_host_t		*ha;
4190         struct qlnx_fastpath	*fp = NULL;
4191         int			idx, lro_enable, tc;
4192         int			rx_int = 0, total_rx_count = 0;
4193 
4194         ha = ivec->ha;
4195         lro_enable = ha->ifp->if_capenable & IFCAP_LRO;
4196 
4197         if (ha->state != QLNX_STATE_OPEN) {
4198                 return;
4199         }
4200 
4201         idx = ivec->rss_idx;
4202 
4203         if ((idx = ivec->rss_idx) >= ha->num_rss) {
4204                 QL_DPRINT1(ha, (ha->pci_dev, "%s: illegal interrupt[%d]\n",
4205                         __func__, idx));
4206                 ha->err_illegal_intr++;
4207                 return;
4208         }
4209         fp = &ha->fp_array[idx];
4210 
4211         if (fp == NULL) {
4212                 QL_DPRINT1(ha, (ha->pci_dev, "%s: fp_array[%d] NULL\n",
4213                         __func__, idx));
4214                 ha->err_fp_null++;
4215         } else {
4216                 ecore_sb_ack(fp->sb_info, IGU_INT_DISABLE, 0);
4217 
4218                 do {
4219                         for (tc = 0; tc < ha->num_tc; tc++) {
4220                                 if (mtx_trylock(&fp->tx_mtx)) {
4221                                         qlnx_tx_int(ha, fp, fp->txq[tc]);
4222                                         mtx_unlock(&fp->tx_mtx);
4223                                 }
4224                         }
4225 
4226                         rx_int = qlnx_rx_int(ha, fp, ha->rx_pkt_threshold,
4227                                         lro_enable);
4228 
4229                         if (rx_int) {
4230                                 fp->rx_pkts += rx_int;
4231 				total_rx_count += rx_int;
4232 			}
4233 
4234                 } while (rx_int);
4235 
4236 
4237 #ifdef QLNX_SOFT_LRO
4238                 {
4239                         struct lro_ctrl *lro;
4240 
4241                         lro = &fp->rxq->lro;
4242 
4243                         if (lro_enable && total_rx_count) {
4244 
4245 #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO)
4246 
4247 #ifdef QLNX_TRACE_LRO_CNT
4248 				if (lro->lro_mbuf_count & ~1023)
4249 					fp->lro_cnt_1024++;
4250 				else if (lro->lro_mbuf_count & ~511)
4251 					fp->lro_cnt_512++;
4252 				else if (lro->lro_mbuf_count & ~255)
4253 					fp->lro_cnt_256++;
4254 				else if (lro->lro_mbuf_count & ~127)
4255 					fp->lro_cnt_128++;
4256 				else if (lro->lro_mbuf_count & ~63)
4257 					fp->lro_cnt_64++;
4258 #endif /* #ifdef QLNX_TRACE_LRO_CNT */
4259 
4260                                 tcp_lro_flush_all(lro);
4261 
4262 #else
4263                                 struct lro_entry *queued;
4264 
4265                                 while ((!SLIST_EMPTY(&lro->lro_active))) {
4266                                         queued = SLIST_FIRST(&lro->lro_active);
4267                                         SLIST_REMOVE_HEAD(&lro->lro_active, \
4268 						next);
4269                                         tcp_lro_flush(lro, queued);
4270                                 }
4271 #endif /* #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO) */
4272                         }
4273                 }
4274 #endif /* #ifdef QLNX_SOFT_LRO */
4275 
4276                 if (fp->fp_taskqueue != NULL)
4277                         taskqueue_enqueue(fp->fp_taskqueue, &fp->fp_task);
4278 
4279                 ecore_sb_update_sb_idx(fp->sb_info);
4280                 rmb();
4281                 ecore_sb_ack(fp->sb_info, IGU_INT_ENABLE, 1);
4282 
4283                 return;
4284         }
4285 
4286         return;
4287 }
4288 
4289 
4290 /*
4291  * slow path interrupt processing function
4292  * can be invoked in polled mode or in interrupt mode via taskqueue.
4293  */
4294 void
4295 qlnx_sp_isr(void *arg)
4296 {
4297 	struct ecore_hwfn	*p_hwfn;
4298 	qlnx_host_t		*ha;
4299 
4300 	p_hwfn = arg;
4301 
4302 	ha = (qlnx_host_t *)p_hwfn->p_dev;
4303 
4304 	ha->sp_interrupts++;
4305 
4306 	QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
4307 
4308 	ecore_int_sp_dpc(p_hwfn);
4309 
4310 	QL_DPRINT2(ha, (ha->pci_dev, "%s: exit\n", __func__));
4311 
4312 	return;
4313 }
4314 
4315 /*****************************************************************************
4316  * Support Functions for DMA'able Memory
4317  *****************************************************************************/
4318 
4319 static void
4320 qlnx_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
4321 {
4322         *((bus_addr_t *)arg) = 0;
4323 
4324         if (error) {
4325                 printf("%s: bus_dmamap_load failed (%d)\n", __func__, error);
4326                 return;
4327         }
4328 
4329         *((bus_addr_t *)arg) = segs[0].ds_addr;
4330 
4331         return;
4332 }
4333 
4334 static int
4335 qlnx_alloc_dmabuf(qlnx_host_t *ha, qlnx_dma_t *dma_buf)
4336 {
4337         int             ret = 0;
4338         device_t        dev;
4339         bus_addr_t      b_addr;
4340 
4341         dev = ha->pci_dev;
4342 
4343         ret = bus_dma_tag_create(
4344                         ha->parent_tag,/* parent */
4345                         dma_buf->alignment,
4346                         ((bus_size_t)(1ULL << 32)),/* boundary */
4347                         BUS_SPACE_MAXADDR,      /* lowaddr */
4348                         BUS_SPACE_MAXADDR,      /* highaddr */
4349                         NULL, NULL,             /* filter, filterarg */
4350                         dma_buf->size,          /* maxsize */
4351                         1,                      /* nsegments */
4352                         dma_buf->size,          /* maxsegsize */
4353                         0,                      /* flags */
4354                         NULL, NULL,             /* lockfunc, lockarg */
4355                         &dma_buf->dma_tag);
4356 
4357         if (ret) {
4358                 QL_DPRINT1(ha,
4359 			(dev, "%s: could not create dma tag\n", __func__));
4360                 goto qlnx_alloc_dmabuf_exit;
4361         }
4362         ret = bus_dmamem_alloc(dma_buf->dma_tag,
4363                         (void **)&dma_buf->dma_b,
4364                         (BUS_DMA_ZERO | BUS_DMA_COHERENT | BUS_DMA_NOWAIT),
4365                         &dma_buf->dma_map);
4366         if (ret) {
4367                 bus_dma_tag_destroy(dma_buf->dma_tag);
4368                 QL_DPRINT1(ha,
4369 			(dev, "%s: bus_dmamem_alloc failed\n", __func__));
4370                 goto qlnx_alloc_dmabuf_exit;
4371         }
4372 
4373         ret = bus_dmamap_load(dma_buf->dma_tag,
4374                         dma_buf->dma_map,
4375                         dma_buf->dma_b,
4376                         dma_buf->size,
4377                         qlnx_dmamap_callback,
4378                         &b_addr, BUS_DMA_NOWAIT);
4379 
4380         if (ret || !b_addr) {
4381                 bus_dma_tag_destroy(dma_buf->dma_tag);
4382                 bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b,
4383                         dma_buf->dma_map);
4384                 ret = -1;
4385                 goto qlnx_alloc_dmabuf_exit;
4386         }
4387 
4388         dma_buf->dma_addr = b_addr;
4389 
4390 qlnx_alloc_dmabuf_exit:
4391 
4392         return ret;
4393 }
4394 
4395 static void
4396 qlnx_free_dmabuf(qlnx_host_t *ha, qlnx_dma_t *dma_buf)
4397 {
4398 	bus_dmamap_unload(dma_buf->dma_tag, dma_buf->dma_map);
4399         bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b, dma_buf->dma_map);
4400         bus_dma_tag_destroy(dma_buf->dma_tag);
4401 	return;
4402 }
4403 
4404 void *
4405 qlnx_dma_alloc_coherent(void *ecore_dev, bus_addr_t *phys, uint32_t size)
4406 {
4407 	qlnx_dma_t	dma_buf;
4408 	qlnx_dma_t	*dma_p;
4409 	qlnx_host_t	*ha;
4410 	device_t        dev;
4411 
4412 	ha = (qlnx_host_t *)ecore_dev;
4413 	dev = ha->pci_dev;
4414 
4415 	size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
4416 
4417 	memset(&dma_buf, 0, sizeof (qlnx_dma_t));
4418 
4419 	dma_buf.size = size + PAGE_SIZE;
4420 	dma_buf.alignment = 8;
4421 
4422 	if (qlnx_alloc_dmabuf((qlnx_host_t *)ecore_dev, &dma_buf) != 0)
4423 		return (NULL);
4424 	bzero((uint8_t *)dma_buf.dma_b, dma_buf.size);
4425 
4426 	*phys = dma_buf.dma_addr;
4427 
4428 	dma_p = (qlnx_dma_t *)((uint8_t *)dma_buf.dma_b + size);
4429 
4430 	memcpy(dma_p, &dma_buf, sizeof(qlnx_dma_t));
4431 
4432 	QL_DPRINT5(ha, (dev, "%s: [%p %p %p %p 0x%08x ]\n", __func__,
4433 		(void *)dma_buf.dma_map, (void *)dma_buf.dma_tag,
4434 		dma_buf.dma_b, (void *)dma_buf.dma_addr, size));
4435 
4436 	return (dma_buf.dma_b);
4437 }
4438 
4439 void
4440 qlnx_dma_free_coherent(void *ecore_dev, void *v_addr, bus_addr_t phys,
4441 	uint32_t size)
4442 {
4443 	qlnx_dma_t dma_buf, *dma_p;
4444 	qlnx_host_t	*ha;
4445 	device_t        dev;
4446 
4447 	ha = (qlnx_host_t *)ecore_dev;
4448 	dev = ha->pci_dev;
4449 
4450 	if (v_addr == NULL)
4451 		return;
4452 
4453 	size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
4454 
4455 	dma_p = (qlnx_dma_t *)((uint8_t *)v_addr + size);
4456 
4457 	QL_DPRINT5(ha, (dev, "%s: [%p %p %p %p 0x%08x ]\n", __func__,
4458 		(void *)dma_p->dma_map, (void *)dma_p->dma_tag,
4459 		dma_p->dma_b, (void *)dma_p->dma_addr, size));
4460 
4461 	dma_buf = *dma_p;
4462 
4463 	qlnx_free_dmabuf((qlnx_host_t *)ecore_dev, &dma_buf);
4464 	return;
4465 }
4466 
4467 static int
4468 qlnx_alloc_parent_dma_tag(qlnx_host_t *ha)
4469 {
4470         int             ret;
4471         device_t        dev;
4472 
4473         dev = ha->pci_dev;
4474 
4475         /*
4476          * Allocate parent DMA Tag
4477          */
4478         ret = bus_dma_tag_create(
4479                         bus_get_dma_tag(dev),   /* parent */
4480                         1,((bus_size_t)(1ULL << 32)),/* alignment, boundary */
4481                         BUS_SPACE_MAXADDR,      /* lowaddr */
4482                         BUS_SPACE_MAXADDR,      /* highaddr */
4483                         NULL, NULL,             /* filter, filterarg */
4484                         BUS_SPACE_MAXSIZE_32BIT,/* maxsize */
4485                         0,                      /* nsegments */
4486                         BUS_SPACE_MAXSIZE_32BIT,/* maxsegsize */
4487                         0,                      /* flags */
4488                         NULL, NULL,             /* lockfunc, lockarg */
4489                         &ha->parent_tag);
4490 
4491         if (ret) {
4492                 QL_DPRINT1(ha, (dev, "%s: could not create parent dma tag\n",
4493                         __func__));
4494                 return (-1);
4495         }
4496 
4497         ha->flags.parent_tag = 1;
4498 
4499         return (0);
4500 }
4501 
4502 static void
4503 qlnx_free_parent_dma_tag(qlnx_host_t *ha)
4504 {
4505         if (ha->parent_tag != NULL) {
4506                 bus_dma_tag_destroy(ha->parent_tag);
4507 		ha->parent_tag = NULL;
4508         }
4509 	return;
4510 }
4511 
4512 static int
4513 qlnx_alloc_tx_dma_tag(qlnx_host_t *ha)
4514 {
4515         if (bus_dma_tag_create(NULL,    /* parent */
4516                 1, 0,    /* alignment, bounds */
4517                 BUS_SPACE_MAXADDR,       /* lowaddr */
4518                 BUS_SPACE_MAXADDR,       /* highaddr */
4519                 NULL, NULL,      /* filter, filterarg */
4520                 QLNX_MAX_TSO_FRAME_SIZE,     /* maxsize */
4521                 QLNX_MAX_SEGMENTS,        /* nsegments */
4522                 (PAGE_SIZE * 4),        /* maxsegsize */
4523                 BUS_DMA_ALLOCNOW,        /* flags */
4524                 NULL,    /* lockfunc */
4525                 NULL,    /* lockfuncarg */
4526                 &ha->tx_tag)) {
4527 
4528                 QL_DPRINT1(ha, (ha->pci_dev, "%s: tx_tag alloc failed\n",
4529                         __func__));
4530                 return (-1);
4531         }
4532 
4533 	return (0);
4534 }
4535 
4536 static void
4537 qlnx_free_tx_dma_tag(qlnx_host_t *ha)
4538 {
4539         if (ha->tx_tag != NULL) {
4540                 bus_dma_tag_destroy(ha->tx_tag);
4541 		ha->tx_tag = NULL;
4542         }
4543 	return;
4544 }
4545 
4546 static int
4547 qlnx_alloc_rx_dma_tag(qlnx_host_t *ha)
4548 {
4549         if (bus_dma_tag_create(NULL,    /* parent */
4550                         1, 0,    /* alignment, bounds */
4551                         BUS_SPACE_MAXADDR,       /* lowaddr */
4552                         BUS_SPACE_MAXADDR,       /* highaddr */
4553                         NULL, NULL,      /* filter, filterarg */
4554                         MJUM9BYTES,     /* maxsize */
4555                         1,        /* nsegments */
4556                         MJUM9BYTES,        /* maxsegsize */
4557                         BUS_DMA_ALLOCNOW,        /* flags */
4558                         NULL,    /* lockfunc */
4559                         NULL,    /* lockfuncarg */
4560                         &ha->rx_tag)) {
4561 
4562                 QL_DPRINT1(ha, (ha->pci_dev, "%s: rx_tag alloc failed\n",
4563                         __func__));
4564 
4565                 return (-1);
4566         }
4567 	return (0);
4568 }
4569 
4570 static void
4571 qlnx_free_rx_dma_tag(qlnx_host_t *ha)
4572 {
4573         if (ha->rx_tag != NULL) {
4574                 bus_dma_tag_destroy(ha->rx_tag);
4575 		ha->rx_tag = NULL;
4576         }
4577 	return;
4578 }
4579 
4580 /*********************************
4581  * Exported functions
4582  *********************************/
4583 uint32_t
4584 qlnx_pci_bus_get_bar_size(void *ecore_dev, uint8_t bar_id)
4585 {
4586 	uint32_t bar_size;
4587 
4588 	bar_id = bar_id * 2;
4589 
4590 	bar_size = bus_get_resource_count(((qlnx_host_t *)ecore_dev)->pci_dev,
4591 				SYS_RES_MEMORY,
4592 				PCIR_BAR(bar_id));
4593 
4594 	return (bar_size);
4595 }
4596 
4597 uint32_t
4598 qlnx_pci_read_config_byte(void *ecore_dev, uint32_t pci_reg, uint8_t *reg_value)
4599 {
4600 	*reg_value = pci_read_config(((qlnx_host_t *)ecore_dev)->pci_dev,
4601 				pci_reg, 1);
4602 	return 0;
4603 }
4604 
4605 uint32_t
4606 qlnx_pci_read_config_word(void *ecore_dev, uint32_t pci_reg,
4607 	uint16_t *reg_value)
4608 {
4609 	*reg_value = pci_read_config(((qlnx_host_t *)ecore_dev)->pci_dev,
4610 				pci_reg, 2);
4611 	return 0;
4612 }
4613 
4614 uint32_t
4615 qlnx_pci_read_config_dword(void *ecore_dev, uint32_t pci_reg,
4616 	uint32_t *reg_value)
4617 {
4618 	*reg_value = pci_read_config(((qlnx_host_t *)ecore_dev)->pci_dev,
4619 				pci_reg, 4);
4620 	return 0;
4621 }
4622 
4623 void
4624 qlnx_pci_write_config_byte(void *ecore_dev, uint32_t pci_reg, uint8_t reg_value)
4625 {
4626 	pci_write_config(((qlnx_host_t *)ecore_dev)->pci_dev,
4627 		pci_reg, reg_value, 1);
4628 	return;
4629 }
4630 
4631 void
4632 qlnx_pci_write_config_word(void *ecore_dev, uint32_t pci_reg,
4633 	uint16_t reg_value)
4634 {
4635 	pci_write_config(((qlnx_host_t *)ecore_dev)->pci_dev,
4636 		pci_reg, reg_value, 2);
4637 	return;
4638 }
4639 
4640 void
4641 qlnx_pci_write_config_dword(void *ecore_dev, uint32_t pci_reg,
4642 	uint32_t reg_value)
4643 {
4644 	pci_write_config(((qlnx_host_t *)ecore_dev)->pci_dev,
4645 		pci_reg, reg_value, 4);
4646 	return;
4647 }
4648 
4649 
4650 int
4651 qlnx_pci_find_capability(void *ecore_dev, int cap)
4652 {
4653 	int reg;
4654 
4655 	if (pci_find_cap(((qlnx_host_t *)ecore_dev)->pci_dev, PCIY_EXPRESS,
4656 			&reg) == 0)
4657 		return reg;
4658 	else {
4659 		QL_DPRINT1(((qlnx_host_t *)ecore_dev),
4660 			(((qlnx_host_t *)ecore_dev)->pci_dev,
4661 			"%s: failed\n", __func__));
4662 		return 0;
4663 	}
4664 }
4665 
4666 uint32_t
4667 qlnx_reg_rd32(void *hwfn, uint32_t reg_addr)
4668 {
4669 	uint32_t		data32;
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 	data32 = bus_read_4(((qlnx_host_t *)cdev)->pci_reg, reg_addr);
4681 
4682 	return (data32);
4683 }
4684 
4685 void
4686 qlnx_reg_wr32(void *hwfn, uint32_t reg_addr, uint32_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_4(((qlnx_host_t *)cdev)->pci_reg, reg_addr, value);
4699 
4700 	return;
4701 }
4702 
4703 void
4704 qlnx_reg_wr16(void *hwfn, uint32_t reg_addr, uint16_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->regview) -
4714 			(uint8_t *)(cdev->regview)) + reg_addr;
4715 
4716 	bus_write_2(((qlnx_host_t *)cdev)->pci_reg, reg_addr, value);
4717 
4718 	return;
4719 }
4720 
4721 void
4722 qlnx_dbell_wr32(void *hwfn, uint32_t reg_addr, uint32_t value)
4723 {
4724 	struct ecore_dev	*cdev;
4725 	struct ecore_hwfn	*p_hwfn;
4726 
4727 	p_hwfn = hwfn;
4728 
4729 	cdev = p_hwfn->p_dev;
4730 
4731 	reg_addr = (uint32_t)((uint8_t *)(p_hwfn->doorbells) -
4732 			(uint8_t *)(cdev->doorbells)) + reg_addr;
4733 
4734 	bus_write_4(((qlnx_host_t *)cdev)->pci_dbells, reg_addr, value);
4735 
4736 	return;
4737 }
4738 
4739 uint32_t
4740 qlnx_direct_reg_rd32(void *p_hwfn, uint32_t *reg_addr)
4741 {
4742 	uint32_t		data32;
4743 	uint32_t		offset;
4744 	struct ecore_dev	*cdev;
4745 
4746 	cdev = ((struct ecore_hwfn *)p_hwfn)->p_dev;
4747 	offset = (uint32_t)((uint8_t *)reg_addr - (uint8_t *)(cdev->regview));
4748 
4749 	data32 = bus_read_4(((qlnx_host_t *)cdev)->pci_reg, offset);
4750 
4751 	return (data32);
4752 }
4753 
4754 void
4755 qlnx_direct_reg_wr32(void *p_hwfn, void *reg_addr, uint32_t value)
4756 {
4757 	uint32_t		offset;
4758 	struct ecore_dev	*cdev;
4759 
4760 	cdev = ((struct ecore_hwfn *)p_hwfn)->p_dev;
4761 	offset = (uint32_t)((uint8_t *)reg_addr - (uint8_t *)(cdev->regview));
4762 
4763 	bus_write_4(((qlnx_host_t *)cdev)->pci_reg, offset, value);
4764 
4765 	return;
4766 }
4767 
4768 void *
4769 qlnx_zalloc(uint32_t size)
4770 {
4771 	caddr_t	va;
4772 
4773 	va = malloc((unsigned long)size, M_QLNXBUF, M_NOWAIT);
4774 	bzero(va, size);
4775 	return ((void *)va);
4776 }
4777 
4778 void
4779 qlnx_barrier(void *p_hwfn)
4780 {
4781 	qlnx_host_t	*ha;
4782 
4783 	ha = (qlnx_host_t *)((struct ecore_hwfn *)p_hwfn)->p_dev;
4784 	bus_barrier(ha->pci_reg,  0, 0, BUS_SPACE_BARRIER_WRITE);
4785 }
4786 
4787 void
4788 qlnx_link_update(void *p_hwfn)
4789 {
4790 	qlnx_host_t	*ha;
4791 	int		prev_link_state;
4792 
4793 	ha = (qlnx_host_t *)((struct ecore_hwfn *)p_hwfn)->p_dev;
4794 
4795 	qlnx_fill_link(p_hwfn, &ha->if_link);
4796 
4797 	prev_link_state = ha->link_up;
4798 	ha->link_up = ha->if_link.link_up;
4799 
4800         if (prev_link_state !=  ha->link_up) {
4801                 if (ha->link_up) {
4802                         if_link_state_change(ha->ifp, LINK_STATE_UP);
4803                 } else {
4804                         if_link_state_change(ha->ifp, LINK_STATE_DOWN);
4805                 }
4806         }
4807         return;
4808 }
4809 
4810 void
4811 qlnx_fill_link(struct ecore_hwfn *hwfn, struct qlnx_link_output *if_link)
4812 {
4813 	struct ecore_mcp_link_params    link_params;
4814 	struct ecore_mcp_link_state     link_state;
4815 
4816 	memset(if_link, 0, sizeof(*if_link));
4817 	memset(&link_params, 0, sizeof(struct ecore_mcp_link_params));
4818 	memset(&link_state, 0, sizeof(struct ecore_mcp_link_state));
4819 
4820 	/* Prepare source inputs */
4821 	/* we only deal with physical functions */
4822 	memcpy(&link_params, ecore_mcp_get_link_params(hwfn),
4823 		sizeof(link_params));
4824 	memcpy(&link_state, ecore_mcp_get_link_state(hwfn),
4825 		sizeof(link_state));
4826 
4827 	ecore_mcp_get_media_type(hwfn->p_dev, &if_link->media_type);
4828 
4829 	/* Set the link parameters to pass to protocol driver */
4830 	if (link_state.link_up) {
4831 		if_link->link_up = true;
4832 		if_link->speed = link_state.speed;
4833 	}
4834 
4835 	if_link->supported_caps = QLNX_LINK_CAP_FIBRE;
4836 
4837 	if (link_params.speed.autoneg)
4838 		if_link->supported_caps |= QLNX_LINK_CAP_Autoneg;
4839 
4840 	if (link_params.pause.autoneg ||
4841 		(link_params.pause.forced_rx && link_params.pause.forced_tx))
4842 		if_link->supported_caps |= QLNX_LINK_CAP_Asym_Pause;
4843 
4844 	if (link_params.pause.autoneg || link_params.pause.forced_rx ||
4845 		link_params.pause.forced_tx)
4846 		if_link->supported_caps |= QLNX_LINK_CAP_Pause;
4847 
4848 	if (link_params.speed.advertised_speeds &
4849 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_1G)
4850 		if_link->supported_caps |= QLNX_LINK_CAP_1000baseT_Half |
4851                                            QLNX_LINK_CAP_1000baseT_Full;
4852 
4853 	if (link_params.speed.advertised_speeds &
4854 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_10G)
4855 		if_link->supported_caps |= QLNX_LINK_CAP_10000baseKR_Full;
4856 
4857 	if (link_params.speed.advertised_speeds &
4858 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_25G)
4859 		if_link->supported_caps |= QLNX_LINK_CAP_25000baseKR_Full;
4860 
4861 	if (link_params.speed.advertised_speeds &
4862 		NVM_CFG1_PORT_DRV_LINK_SPEED_40G)
4863 		if_link->supported_caps |= QLNX_LINK_CAP_40000baseLR4_Full;
4864 
4865 	if (link_params.speed.advertised_speeds &
4866 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_50G)
4867 		if_link->supported_caps |= QLNX_LINK_CAP_50000baseKR2_Full;
4868 
4869 	if (link_params.speed.advertised_speeds &
4870 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_BB_100G)
4871 		if_link->supported_caps |= QLNX_LINK_CAP_100000baseKR4_Full;
4872 
4873 	if_link->advertised_caps = if_link->supported_caps;
4874 
4875 	if_link->autoneg = link_params.speed.autoneg;
4876 	if_link->duplex = QLNX_LINK_DUPLEX;
4877 
4878 	/* Link partner capabilities */
4879 
4880 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_1G_HD)
4881 		if_link->link_partner_caps |= QLNX_LINK_CAP_1000baseT_Half;
4882 
4883 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_1G_FD)
4884 		if_link->link_partner_caps |= QLNX_LINK_CAP_1000baseT_Full;
4885 
4886 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_10G)
4887 		if_link->link_partner_caps |= QLNX_LINK_CAP_10000baseKR_Full;
4888 
4889 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_25G)
4890 		if_link->link_partner_caps |= QLNX_LINK_CAP_25000baseKR_Full;
4891 
4892 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_40G)
4893 		if_link->link_partner_caps |= QLNX_LINK_CAP_40000baseLR4_Full;
4894 
4895 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_50G)
4896 		if_link->link_partner_caps |= QLNX_LINK_CAP_50000baseKR2_Full;
4897 
4898 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_100G)
4899 		if_link->link_partner_caps |= QLNX_LINK_CAP_100000baseKR4_Full;
4900 
4901 	if (link_state.an_complete)
4902 		if_link->link_partner_caps |= QLNX_LINK_CAP_Autoneg;
4903 
4904 	if (link_state.partner_adv_pause)
4905 		if_link->link_partner_caps |= QLNX_LINK_CAP_Pause;
4906 
4907 	if ((link_state.partner_adv_pause ==
4908 		ECORE_LINK_PARTNER_ASYMMETRIC_PAUSE) ||
4909 		(link_state.partner_adv_pause ==
4910 			ECORE_LINK_PARTNER_BOTH_PAUSE))
4911 		if_link->link_partner_caps |= QLNX_LINK_CAP_Asym_Pause;
4912 
4913 	return;
4914 }
4915 
4916 static int
4917 qlnx_nic_setup(struct ecore_dev *cdev, struct ecore_pf_params *func_params)
4918 {
4919         int	rc, i;
4920 
4921         for (i = 0; i < cdev->num_hwfns; i++) {
4922                 struct ecore_hwfn *p_hwfn = &cdev->hwfns[i];
4923                 p_hwfn->pf_params = *func_params;
4924         }
4925 
4926         rc = ecore_resc_alloc(cdev);
4927         if (rc)
4928                 goto qlnx_nic_setup_exit;
4929 
4930         ecore_resc_setup(cdev);
4931 
4932 qlnx_nic_setup_exit:
4933 
4934         return rc;
4935 }
4936 
4937 static int
4938 qlnx_nic_start(struct ecore_dev *cdev)
4939 {
4940         int				rc;
4941 	struct ecore_hw_init_params	params;
4942 
4943 	bzero(&params, sizeof (struct ecore_hw_init_params));
4944 
4945 	params.p_tunn = NULL;
4946 	params.b_hw_start = true;
4947 	params.int_mode = cdev->int_mode;
4948 	params.allow_npar_tx_switch = true;
4949 	params.bin_fw_data = NULL;
4950 
4951         rc = ecore_hw_init(cdev, &params);
4952         if (rc) {
4953                 ecore_resc_free(cdev);
4954                 return rc;
4955         }
4956 
4957         return 0;
4958 }
4959 
4960 static int
4961 qlnx_slowpath_start(qlnx_host_t *ha)
4962 {
4963 	struct ecore_dev	*cdev;
4964 	struct ecore_pf_params	pf_params;
4965 	int			rc;
4966 
4967 	memset(&pf_params, 0, sizeof(struct ecore_pf_params));
4968 	pf_params.eth_pf_params.num_cons  =
4969 		(ha->num_rss) * (ha->num_tc + 1);
4970 
4971 	cdev = &ha->cdev;
4972 
4973 	rc = qlnx_nic_setup(cdev, &pf_params);
4974         if (rc)
4975                 goto qlnx_slowpath_start_exit;
4976 
4977         cdev->int_mode = ECORE_INT_MODE_MSIX;
4978         cdev->int_coalescing_mode = ECORE_COAL_MODE_ENABLE;
4979 
4980 #ifdef QLNX_MAX_COALESCE
4981 	cdev->rx_coalesce_usecs = 255;
4982 	cdev->tx_coalesce_usecs = 255;
4983 #endif
4984 
4985 	rc = qlnx_nic_start(cdev);
4986 
4987 	ha->rx_coalesce_usecs = cdev->rx_coalesce_usecs;
4988 	ha->tx_coalesce_usecs = cdev->tx_coalesce_usecs;
4989 
4990 qlnx_slowpath_start_exit:
4991 
4992 	return (rc);
4993 }
4994 
4995 static int
4996 qlnx_slowpath_stop(qlnx_host_t *ha)
4997 {
4998 	struct ecore_dev	*cdev;
4999 	device_t		dev = ha->pci_dev;
5000 	int			i;
5001 
5002 	cdev = &ha->cdev;
5003 
5004 	ecore_hw_stop(cdev);
5005 
5006  	for (i = 0; i < ha->cdev.num_hwfns; i++) {
5007 
5008         	if (ha->sp_handle[i])
5009                 	(void)bus_teardown_intr(dev, ha->sp_irq[i],
5010 				ha->sp_handle[i]);
5011 
5012 		ha->sp_handle[i] = NULL;
5013 
5014         	if (ha->sp_irq[i])
5015 			(void) bus_release_resource(dev, SYS_RES_IRQ,
5016 				ha->sp_irq_rid[i], ha->sp_irq[i]);
5017 		ha->sp_irq[i] = NULL;
5018 	}
5019 
5020         ecore_resc_free(cdev);
5021 
5022         return 0;
5023 }
5024 
5025 static void
5026 qlnx_set_id(struct ecore_dev *cdev, char name[NAME_SIZE],
5027 	char ver_str[VER_SIZE])
5028 {
5029         int	i;
5030 
5031         memcpy(cdev->name, name, NAME_SIZE);
5032 
5033         for_each_hwfn(cdev, i) {
5034                 snprintf(cdev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
5035         }
5036 
5037         cdev->drv_type = DRV_ID_DRV_TYPE_FREEBSD;
5038 
5039 	return ;
5040 }
5041 
5042 void
5043 qlnx_get_protocol_stats(void *cdev, int proto_type, void *proto_stats)
5044 {
5045 	enum ecore_mcp_protocol_type	type;
5046 	union ecore_mcp_protocol_stats	*stats;
5047 	struct ecore_eth_stats		eth_stats;
5048 	device_t			dev;
5049 
5050 	dev = ((qlnx_host_t *)cdev)->pci_dev;
5051 	stats = proto_stats;
5052 	type = proto_type;
5053 
5054         switch (type) {
5055         case ECORE_MCP_LAN_STATS:
5056                 ecore_get_vport_stats((struct ecore_dev *)cdev, &eth_stats);
5057                 stats->lan_stats.ucast_rx_pkts = eth_stats.common.rx_ucast_pkts;
5058                 stats->lan_stats.ucast_tx_pkts = eth_stats.common.tx_ucast_pkts;
5059                 stats->lan_stats.fcs_err = -1;
5060                 break;
5061 
5062 	default:
5063 		((qlnx_host_t *)cdev)->err_get_proto_invalid_type++;
5064 
5065 		QL_DPRINT1(((qlnx_host_t *)cdev),
5066 			(dev, "%s: invalid protocol type 0x%x\n", __func__,
5067 			type));
5068 		break;
5069 	}
5070 	return;
5071 }
5072 
5073 static int
5074 qlnx_get_mfw_version(qlnx_host_t *ha, uint32_t *mfw_ver)
5075 {
5076 	struct ecore_hwfn	*p_hwfn;
5077 	struct ecore_ptt	*p_ptt;
5078 
5079 	p_hwfn = &ha->cdev.hwfns[0];
5080 	p_ptt = ecore_ptt_acquire(p_hwfn);
5081 
5082 	if (p_ptt ==  NULL) {
5083                 QL_DPRINT1(ha, (ha->pci_dev,
5084                         "%s : ecore_ptt_acquire failed\n", __func__));
5085                 return (-1);
5086 	}
5087 	ecore_mcp_get_mfw_ver(p_hwfn, p_ptt, mfw_ver, NULL);
5088 
5089 	ecore_ptt_release(p_hwfn, p_ptt);
5090 
5091 	return (0);
5092 }
5093 
5094 static int
5095 qlnx_get_flash_size(qlnx_host_t *ha, uint32_t *flash_size)
5096 {
5097 	struct ecore_hwfn	*p_hwfn;
5098 	struct ecore_ptt	*p_ptt;
5099 
5100 	p_hwfn = &ha->cdev.hwfns[0];
5101 	p_ptt = ecore_ptt_acquire(p_hwfn);
5102 
5103 	if (p_ptt ==  NULL) {
5104                 QL_DPRINT1(ha, (ha->pci_dev,
5105                         "%s : ecore_ptt_acquire failed\n", __func__));
5106                 return (-1);
5107 	}
5108 	ecore_mcp_get_flash_size(p_hwfn, p_ptt, flash_size);
5109 
5110 	ecore_ptt_release(p_hwfn, p_ptt);
5111 
5112 	return (0);
5113 }
5114 
5115 static int
5116 qlnx_alloc_mem_arrays(qlnx_host_t *ha)
5117 {
5118 	struct ecore_dev	*cdev;
5119 
5120 	cdev = &ha->cdev;
5121 
5122 	bzero(&ha->txq_array[0], (sizeof(struct qlnx_tx_queue) * QLNX_MAX_RSS));
5123 	bzero(&ha->rxq_array[0], (sizeof(struct qlnx_rx_queue) * QLNX_MAX_RSS));
5124 	bzero(&ha->sb_array[0], (sizeof(struct ecore_sb_info) * QLNX_MAX_RSS));
5125 
5126         return 0;
5127 }
5128 
5129 static void
5130 qlnx_init_fp(qlnx_host_t *ha)
5131 {
5132 	int rss_id, txq_array_index, tc;
5133 
5134 	for (rss_id = 0; rss_id < ha->num_rss; rss_id++) {
5135 
5136 		struct qlnx_fastpath *fp = &ha->fp_array[rss_id];
5137 
5138 		fp->rss_id = rss_id;
5139 		fp->edev = ha;
5140 		fp->sb_info = &ha->sb_array[rss_id];
5141 		fp->rxq = &ha->rxq_array[rss_id];
5142 		fp->rxq->rxq_id = rss_id;
5143 
5144 		for (tc = 0; tc < ha->num_tc; tc++) {
5145                         txq_array_index = tc * ha->num_rss + rss_id;
5146                         fp->txq[tc] = &ha->txq_array[txq_array_index];
5147                         fp->txq[tc]->index = txq_array_index;
5148 		}
5149 
5150 		snprintf(fp->name, sizeof(fp->name), "%s-fp-%d", qlnx_name_str,
5151 			rss_id);
5152 
5153 		/* reset all the statistics counters */
5154 
5155 		fp->tx_pkts_processed = 0;
5156 		fp->tx_pkts_freed = 0;
5157 		fp->tx_pkts_transmitted = 0;
5158 		fp->tx_pkts_completed = 0;
5159 		fp->tx_lso_wnd_min_len = 0;
5160 		fp->tx_defrag = 0;
5161 		fp->tx_nsegs_gt_elem_left = 0;
5162 		fp->tx_tso_max_nsegs = 0;
5163 		fp->tx_tso_min_nsegs = 0;
5164 		fp->err_tx_nsegs_gt_elem_left = 0;
5165 		fp->err_tx_dmamap_create = 0;
5166 		fp->err_tx_defrag_dmamap_load = 0;
5167 		fp->err_tx_non_tso_max_seg = 0;
5168 		fp->err_tx_dmamap_load = 0;
5169 		fp->err_tx_defrag = 0;
5170 		fp->err_tx_free_pkt_null = 0;
5171 		fp->err_tx_cons_idx_conflict = 0;
5172 
5173 		fp->rx_pkts = 0;
5174 		fp->err_m_getcl = 0;
5175 		fp->err_m_getjcl = 0;
5176         }
5177 	return;
5178 }
5179 
5180 static void
5181 qlnx_free_mem_sb(qlnx_host_t *ha, struct ecore_sb_info *sb_info)
5182 {
5183 	struct ecore_dev	*cdev;
5184 
5185 	cdev = &ha->cdev;
5186 
5187         if (sb_info->sb_virt) {
5188                 OSAL_DMA_FREE_COHERENT(cdev, ((void *)sb_info->sb_virt),
5189 			(sb_info->sb_phys), (sizeof(*sb_info->sb_virt)));
5190 		sb_info->sb_virt = NULL;
5191 	}
5192 }
5193 
5194 static int
5195 qlnx_sb_init(struct ecore_dev *cdev, struct ecore_sb_info *sb_info,
5196 	void *sb_virt_addr, bus_addr_t sb_phy_addr, u16 sb_id)
5197 {
5198         struct ecore_hwfn	*p_hwfn;
5199         int			hwfn_index, rc;
5200         u16			rel_sb_id;
5201 
5202         hwfn_index = sb_id % cdev->num_hwfns;
5203         p_hwfn = &cdev->hwfns[hwfn_index];
5204         rel_sb_id = sb_id / cdev->num_hwfns;
5205 
5206         QL_DPRINT2(((qlnx_host_t *)cdev), (((qlnx_host_t *)cdev)->pci_dev,
5207                 "%s: hwfn_index = %d p_hwfn = %p sb_id = 0x%x rel_sb_id = 0x%x "
5208                 "sb_info = %p sb_virt_addr = %p sb_phy_addr = %p\n",
5209                 __func__, hwfn_index, p_hwfn, sb_id, rel_sb_id, sb_info,
5210                 sb_virt_addr, (void *)sb_phy_addr));
5211 
5212         rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
5213                              sb_virt_addr, sb_phy_addr, rel_sb_id);
5214 
5215         return rc;
5216 }
5217 
5218 /* This function allocates fast-path status block memory */
5219 static int
5220 qlnx_alloc_mem_sb(qlnx_host_t *ha, struct ecore_sb_info *sb_info, u16 sb_id)
5221 {
5222         struct status_block	*sb_virt;
5223         bus_addr_t		sb_phys;
5224         int			rc;
5225 	uint32_t		size;
5226 	struct ecore_dev	*cdev;
5227 
5228 	cdev = &ha->cdev;
5229 
5230 	size = sizeof(*sb_virt);
5231 	sb_virt = OSAL_DMA_ALLOC_COHERENT(cdev, (&sb_phys), size);
5232 
5233         if (!sb_virt) {
5234                 QL_DPRINT1(ha, (ha->pci_dev,
5235 			"%s: Status block allocation failed\n", __func__));
5236                 return -ENOMEM;
5237         }
5238 
5239         rc = qlnx_sb_init(cdev, sb_info, sb_virt, sb_phys, sb_id);
5240         if (rc) {
5241                 QL_DPRINT1(ha, (ha->pci_dev, "%s: failed\n", __func__));
5242                 OSAL_DMA_FREE_COHERENT(cdev, sb_virt, sb_phys, size);
5243         }
5244 
5245 	return rc;
5246 }
5247 
5248 static void
5249 qlnx_free_rx_buffers(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
5250 {
5251         int			i;
5252 	struct sw_rx_data	*rx_buf;
5253 
5254         for (i = 0; i < rxq->num_rx_buffers; i++) {
5255 
5256                 rx_buf = &rxq->sw_rx_ring[i];
5257 
5258 		if (rx_buf->data != NULL) {
5259 			if (rx_buf->map != NULL) {
5260 				bus_dmamap_unload(ha->rx_tag, rx_buf->map);
5261 				bus_dmamap_destroy(ha->rx_tag, rx_buf->map);
5262 				rx_buf->map = NULL;
5263 			}
5264 			m_freem(rx_buf->data);
5265 			rx_buf->data = NULL;
5266 		}
5267         }
5268 	return;
5269 }
5270 
5271 static void
5272 qlnx_free_mem_rxq(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
5273 {
5274 	struct ecore_dev	*cdev;
5275 	int			i;
5276 
5277 	cdev = &ha->cdev;
5278 
5279 	qlnx_free_rx_buffers(ha, rxq);
5280 
5281 	for (i = 0; i < ETH_TPA_MAX_AGGS_NUM; i++) {
5282 		qlnx_free_tpa_mbuf(ha, &rxq->tpa_info[i]);
5283 		if (rxq->tpa_info[i].mpf != NULL)
5284 			m_freem(rxq->tpa_info[i].mpf);
5285 	}
5286 
5287 	bzero((void *)&rxq->sw_rx_ring[0],
5288 		(sizeof (struct sw_rx_data) * RX_RING_SIZE));
5289 
5290         /* Free the real RQ ring used by FW */
5291 	if (rxq->rx_bd_ring.p_virt_addr) {
5292                 ecore_chain_free(cdev, &rxq->rx_bd_ring);
5293                 rxq->rx_bd_ring.p_virt_addr = NULL;
5294         }
5295 
5296         /* Free the real completion ring used by FW */
5297         if (rxq->rx_comp_ring.p_virt_addr &&
5298                         rxq->rx_comp_ring.pbl_sp.p_virt_table) {
5299                 ecore_chain_free(cdev, &rxq->rx_comp_ring);
5300                 rxq->rx_comp_ring.p_virt_addr = NULL;
5301                 rxq->rx_comp_ring.pbl_sp.p_virt_table = NULL;
5302         }
5303 
5304 #ifdef QLNX_SOFT_LRO
5305 	{
5306 		struct lro_ctrl *lro;
5307 
5308 		lro = &rxq->lro;
5309 		tcp_lro_free(lro);
5310 	}
5311 #endif /* #ifdef QLNX_SOFT_LRO */
5312 
5313 	return;
5314 }
5315 
5316 static int
5317 qlnx_alloc_rx_buffer(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
5318 {
5319         register struct mbuf	*mp;
5320         uint16_t		rx_buf_size;
5321         struct sw_rx_data	*sw_rx_data;
5322         struct eth_rx_bd	*rx_bd;
5323         dma_addr_t		dma_addr;
5324 	bus_dmamap_t		map;
5325 	bus_dma_segment_t       segs[1];
5326 	int			nsegs;
5327 	int			ret;
5328 	struct ecore_dev	*cdev;
5329 
5330 	cdev = &ha->cdev;
5331 
5332         rx_buf_size = rxq->rx_buf_size;
5333 
5334 	mp = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, rx_buf_size);
5335 
5336         if (mp == NULL) {
5337                 QL_DPRINT1(ha, (ha->pci_dev,
5338 			"%s : Failed to allocate Rx data\n", __func__));
5339                 return -ENOMEM;
5340         }
5341 
5342 	mp->m_len = mp->m_pkthdr.len = rx_buf_size;
5343 
5344 	map = (bus_dmamap_t)0;
5345 
5346 	ret = bus_dmamap_load_mbuf_sg(ha->rx_tag, map, mp, segs, &nsegs,
5347 			BUS_DMA_NOWAIT);
5348 	dma_addr = segs[0].ds_addr;
5349 
5350 	if (ret || !dma_addr || (nsegs != 1)) {
5351 		m_freem(mp);
5352 		QL_DPRINT1(ha, (ha->pci_dev,
5353 			"%s: bus_dmamap_load failed[%d, 0x%016llx, %d]\n",
5354                         __func__, ret, (long long unsigned int)dma_addr,
5355                         nsegs));
5356 		return -ENOMEM;
5357 	}
5358 
5359         sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_prod];
5360         sw_rx_data->data = mp;
5361         sw_rx_data->dma_addr = dma_addr;
5362         sw_rx_data->map = map;
5363 
5364         /* Advance PROD and get BD pointer */
5365         rx_bd = (struct eth_rx_bd *)ecore_chain_produce(&rxq->rx_bd_ring);
5366         rx_bd->addr.hi = htole32(U64_HI(dma_addr));
5367         rx_bd->addr.lo = htole32(U64_LO(dma_addr));
5368 	bus_dmamap_sync(ha->rx_tag, map, BUS_DMASYNC_PREREAD);
5369 
5370         rxq->sw_rx_prod = (rxq->sw_rx_prod + 1) & (RX_RING_SIZE - 1);
5371 
5372         return 0;
5373 }
5374 
5375 static int
5376 qlnx_alloc_tpa_mbuf(qlnx_host_t *ha, uint16_t rx_buf_size,
5377 	struct qlnx_agg_info *tpa)
5378 {
5379 	struct mbuf		*mp;
5380         dma_addr_t		dma_addr;
5381 	bus_dmamap_t		map;
5382 	bus_dma_segment_t       segs[1];
5383 	int			nsegs;
5384 	int			ret;
5385         struct sw_rx_data	*rx_buf;
5386 
5387 	mp = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, rx_buf_size);
5388 
5389         if (mp == NULL) {
5390                 QL_DPRINT1(ha, (ha->pci_dev,
5391 			"%s : Failed to allocate Rx data\n", __func__));
5392                 return -ENOMEM;
5393         }
5394 
5395 	mp->m_len = mp->m_pkthdr.len = rx_buf_size;
5396 
5397 	map = (bus_dmamap_t)0;
5398 
5399 	ret = bus_dmamap_load_mbuf_sg(ha->rx_tag, map, mp, segs, &nsegs,
5400 			BUS_DMA_NOWAIT);
5401 	dma_addr = segs[0].ds_addr;
5402 
5403 	if (ret || !dma_addr || (nsegs != 1)) {
5404 		m_freem(mp);
5405 		QL_DPRINT1(ha, (ha->pci_dev,
5406 			"%s: bus_dmamap_load failed[%d, 0x%016llx, %d]\n",
5407                         __func__, ret, (long long unsigned int)dma_addr,
5408                         nsegs));
5409 		return -ENOMEM;
5410 	}
5411 
5412         rx_buf = &tpa->rx_buf;
5413 
5414 	memset(rx_buf, 0, sizeof (struct sw_rx_data));
5415 
5416         rx_buf->data = mp;
5417         rx_buf->dma_addr = dma_addr;
5418         rx_buf->map = map;
5419 
5420 	bus_dmamap_sync(ha->rx_tag, map, BUS_DMASYNC_PREREAD);
5421 
5422 	return (0);
5423 }
5424 
5425 static void
5426 qlnx_free_tpa_mbuf(qlnx_host_t *ha, struct qlnx_agg_info *tpa)
5427 {
5428         struct sw_rx_data	*rx_buf;
5429 
5430 	rx_buf = &tpa->rx_buf;
5431 
5432 	if (rx_buf->data != NULL) {
5433 		if (rx_buf->map != NULL) {
5434 			bus_dmamap_unload(ha->rx_tag, rx_buf->map);
5435 			bus_dmamap_destroy(ha->rx_tag, rx_buf->map);
5436 			rx_buf->map = NULL;
5437 		}
5438 		m_freem(rx_buf->data);
5439 		rx_buf->data = NULL;
5440 	}
5441 	return;
5442 }
5443 
5444 /* This function allocates all memory needed per Rx queue */
5445 static int
5446 qlnx_alloc_mem_rxq(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
5447 {
5448         int			i, rc, num_allocated;
5449 	struct ifnet		*ifp;
5450 	struct ecore_dev	 *cdev;
5451 
5452 	cdev = &ha->cdev;
5453 	ifp = ha->ifp;
5454 
5455         rxq->num_rx_buffers = RX_RING_SIZE;
5456 
5457 	rxq->rx_buf_size = ha->rx_buf_size;
5458 
5459         /* Allocate the parallel driver ring for Rx buffers */
5460 	bzero((void *)&rxq->sw_rx_ring[0],
5461 		(sizeof (struct sw_rx_data) * RX_RING_SIZE));
5462 
5463         /* Allocate FW Rx ring  */
5464 
5465         rc = ecore_chain_alloc(cdev,
5466 			ECORE_CHAIN_USE_TO_CONSUME_PRODUCE,
5467 			ECORE_CHAIN_MODE_NEXT_PTR,
5468 			ECORE_CHAIN_CNT_TYPE_U16,
5469 			RX_RING_SIZE,
5470 			sizeof(struct eth_rx_bd),
5471 			&rxq->rx_bd_ring, NULL);
5472 
5473         if (rc)
5474                 goto err;
5475 
5476         /* Allocate FW completion ring */
5477         rc = ecore_chain_alloc(cdev,
5478                         ECORE_CHAIN_USE_TO_CONSUME,
5479                         ECORE_CHAIN_MODE_PBL,
5480 			ECORE_CHAIN_CNT_TYPE_U16,
5481                         RX_RING_SIZE,
5482                         sizeof(union eth_rx_cqe),
5483                         &rxq->rx_comp_ring, NULL);
5484 
5485         if (rc)
5486                 goto err;
5487 
5488         /* Allocate buffers for the Rx ring */
5489 
5490 	for (i = 0; i < ETH_TPA_MAX_AGGS_NUM; i++) {
5491 		rc = qlnx_alloc_tpa_mbuf(ha, rxq->rx_buf_size,
5492 			&rxq->tpa_info[i]);
5493                 if (rc)
5494                         break;
5495 
5496 	}
5497 
5498         for (i = 0; i < rxq->num_rx_buffers; i++) {
5499                 rc = qlnx_alloc_rx_buffer(ha, rxq);
5500                 if (rc)
5501                         break;
5502         }
5503         num_allocated = i;
5504         if (!num_allocated) {
5505 		QL_DPRINT1(ha, (ha->pci_dev,
5506 			"%s: Rx buffers allocation failed\n", __func__));
5507                 goto err;
5508         } else if (num_allocated < rxq->num_rx_buffers) {
5509 		QL_DPRINT1(ha, (ha->pci_dev,
5510                 	"%s: Allocated less buffers than"
5511 			" desired (%d allocated)\n", __func__, num_allocated));
5512         }
5513 
5514 #ifdef QLNX_SOFT_LRO
5515 
5516 	{
5517 		struct lro_ctrl *lro;
5518 
5519 		lro = &rxq->lro;
5520 
5521 #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO)
5522 		if (tcp_lro_init_args(lro, ifp, 0, rxq->num_rx_buffers)) {
5523 			QL_DPRINT1(ha, (ha->pci_dev,
5524 				"%s: tcp_lro_init[%d] failed\n",
5525 				__func__, rxq->rxq_id));
5526 			goto err;
5527 		}
5528 #else
5529 		if (tcp_lro_init(lro)) {
5530 			QL_DPRINT1(ha, (ha->pci_dev,
5531 				"%s: tcp_lro_init[%d] failed\n",
5532 				__func__, rxq->rxq_id));
5533 			goto err;
5534 		}
5535 #endif /* #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO) */
5536 
5537 		lro->ifp = ha->ifp;
5538 	}
5539 #endif /* #ifdef QLNX_SOFT_LRO */
5540         return 0;
5541 
5542 err:
5543         qlnx_free_mem_rxq(ha, rxq);
5544         return -ENOMEM;
5545 }
5546 
5547 
5548 static void
5549 qlnx_free_mem_txq(qlnx_host_t *ha, struct qlnx_fastpath *fp,
5550 	struct qlnx_tx_queue *txq)
5551 {
5552 	struct ecore_dev	*cdev;
5553 
5554 	cdev = &ha->cdev;
5555 
5556 	bzero((void *)&txq->sw_tx_ring[0],
5557 		(sizeof (struct sw_tx_bd) * TX_RING_SIZE));
5558 
5559         /* Free the real RQ ring used by FW */
5560         if (txq->tx_pbl.p_virt_addr) {
5561                 ecore_chain_free(cdev, &txq->tx_pbl);
5562                 txq->tx_pbl.p_virt_addr = NULL;
5563         }
5564 	return;
5565 }
5566 
5567 /* This function allocates all memory needed per Tx queue */
5568 static int
5569 qlnx_alloc_mem_txq(qlnx_host_t *ha, struct qlnx_fastpath *fp,
5570 	struct qlnx_tx_queue *txq)
5571 {
5572         int			ret = ECORE_SUCCESS;
5573         union eth_tx_bd_types	*p_virt;
5574 	struct ecore_dev	*cdev;
5575 
5576 	cdev = &ha->cdev;
5577 
5578 	bzero((void *)&txq->sw_tx_ring[0],
5579 		(sizeof (struct sw_tx_bd) * TX_RING_SIZE));
5580 
5581         /* Allocate the real Tx ring to be used by FW */
5582         ret = ecore_chain_alloc(cdev,
5583                         ECORE_CHAIN_USE_TO_CONSUME_PRODUCE,
5584                         ECORE_CHAIN_MODE_PBL,
5585 			ECORE_CHAIN_CNT_TYPE_U16,
5586                         TX_RING_SIZE,
5587                         sizeof(*p_virt),
5588                         &txq->tx_pbl, NULL);
5589 
5590         if (ret != ECORE_SUCCESS) {
5591                 goto err;
5592         }
5593 
5594 	txq->num_tx_buffers = TX_RING_SIZE;
5595 
5596         return 0;
5597 
5598 err:
5599         qlnx_free_mem_txq(ha, fp, txq);
5600         return -ENOMEM;
5601 }
5602 
5603 static void
5604 qlnx_free_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp)
5605 {
5606 	struct mbuf	*mp;
5607 	struct ifnet	*ifp = ha->ifp;
5608 
5609 	if (mtx_initialized(&fp->tx_mtx)) {
5610 
5611 		if (fp->tx_br != NULL) {
5612 
5613 			mtx_lock(&fp->tx_mtx);
5614 
5615 			while ((mp = drbr_dequeue(ifp, fp->tx_br)) != NULL) {
5616 				fp->tx_pkts_freed++;
5617 				m_freem(mp);
5618 			}
5619 
5620 			mtx_unlock(&fp->tx_mtx);
5621 
5622 			buf_ring_free(fp->tx_br, M_DEVBUF);
5623 			fp->tx_br = NULL;
5624 		}
5625 		mtx_destroy(&fp->tx_mtx);
5626 	}
5627 	return;
5628 }
5629 
5630 static void
5631 qlnx_free_mem_fp(qlnx_host_t *ha, struct qlnx_fastpath *fp)
5632 {
5633         int	tc;
5634 
5635         qlnx_free_mem_sb(ha, fp->sb_info);
5636 
5637         qlnx_free_mem_rxq(ha, fp->rxq);
5638 
5639         for (tc = 0; tc < ha->num_tc; tc++)
5640                 qlnx_free_mem_txq(ha, fp, fp->txq[tc]);
5641 
5642 	return;
5643 }
5644 
5645 static int
5646 qlnx_alloc_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp)
5647 {
5648 	snprintf(fp->tx_mtx_name, sizeof(fp->tx_mtx_name),
5649 		"qlnx%d_fp%d_tx_mq_lock", ha->dev_unit, fp->rss_id);
5650 
5651 	mtx_init(&fp->tx_mtx, fp->tx_mtx_name, NULL, MTX_DEF);
5652 
5653         fp->tx_br = buf_ring_alloc(TX_RING_SIZE, M_DEVBUF,
5654                                    M_NOWAIT, &fp->tx_mtx);
5655         if (fp->tx_br == NULL) {
5656             QL_DPRINT1(ha, (ha->pci_dev, "buf_ring_alloc failed for "
5657 		" fp[%d, %d]\n", ha->dev_unit, fp->rss_id));
5658             return -ENOMEM;
5659         }
5660 	return 0;
5661 }
5662 
5663 static int
5664 qlnx_alloc_mem_fp(qlnx_host_t *ha, struct qlnx_fastpath *fp)
5665 {
5666         int	rc, tc;
5667 
5668         rc = qlnx_alloc_mem_sb(ha, fp->sb_info, fp->rss_id);
5669         if (rc)
5670                 goto err;
5671 
5672 	if (ha->rx_jumbo_buf_eq_mtu) {
5673 		if (ha->max_frame_size <= MCLBYTES)
5674 			ha->rx_buf_size = MCLBYTES;
5675 		else if (ha->max_frame_size <= MJUMPAGESIZE)
5676 			ha->rx_buf_size = MJUMPAGESIZE;
5677 		else if (ha->max_frame_size <= MJUM9BYTES)
5678 			ha->rx_buf_size = MJUM9BYTES;
5679 		else if (ha->max_frame_size <= MJUM16BYTES)
5680 			ha->rx_buf_size = MJUM16BYTES;
5681 	} else {
5682 		if (ha->max_frame_size <= MCLBYTES)
5683 			ha->rx_buf_size = MCLBYTES;
5684 		else
5685 			ha->rx_buf_size = MJUMPAGESIZE;
5686 	}
5687 
5688         rc = qlnx_alloc_mem_rxq(ha, fp->rxq);
5689         if (rc)
5690                 goto err;
5691 
5692         for (tc = 0; tc < ha->num_tc; tc++) {
5693                 rc = qlnx_alloc_mem_txq(ha, fp, fp->txq[tc]);
5694                 if (rc)
5695                         goto err;
5696         }
5697 
5698         return 0;
5699 
5700 err:
5701         qlnx_free_mem_fp(ha, fp);
5702         return -ENOMEM;
5703 }
5704 
5705 static void
5706 qlnx_free_mem_load(qlnx_host_t *ha)
5707 {
5708         int			i;
5709 	struct ecore_dev	*cdev;
5710 
5711 	cdev = &ha->cdev;
5712 
5713         for (i = 0; i < ha->num_rss; i++) {
5714                 struct qlnx_fastpath *fp = &ha->fp_array[i];
5715 
5716                 qlnx_free_mem_fp(ha, fp);
5717         }
5718 	return;
5719 }
5720 
5721 static int
5722 qlnx_alloc_mem_load(qlnx_host_t *ha)
5723 {
5724         int	rc = 0, rss_id;
5725 
5726         for (rss_id = 0; rss_id < ha->num_rss; rss_id++) {
5727                 struct qlnx_fastpath *fp = &ha->fp_array[rss_id];
5728 
5729                 rc = qlnx_alloc_mem_fp(ha, fp);
5730                 if (rc)
5731                         break;
5732         }
5733 	return (rc);
5734 }
5735 
5736 static int
5737 qlnx_start_vport(struct ecore_dev *cdev,
5738                 u8 vport_id,
5739                 u16 mtu,
5740                 u8 drop_ttl0_flg,
5741                 u8 inner_vlan_removal_en_flg,
5742 		u8 tx_switching,
5743 		u8 hw_lro_enable)
5744 {
5745         int					rc, i;
5746 	struct ecore_sp_vport_start_params	vport_start_params = { 0 };
5747 	qlnx_host_t				*ha;
5748 
5749 	ha = (qlnx_host_t *)cdev;
5750 
5751 	vport_start_params.remove_inner_vlan = inner_vlan_removal_en_flg;
5752 	vport_start_params.tx_switching = 0;
5753 	vport_start_params.handle_ptp_pkts = 0;
5754 	vport_start_params.only_untagged = 0;
5755 	vport_start_params.drop_ttl0 = drop_ttl0_flg;
5756 
5757 	vport_start_params.tpa_mode =
5758 		(hw_lro_enable ? ECORE_TPA_MODE_RSC : ECORE_TPA_MODE_NONE);
5759 	vport_start_params.max_buffers_per_cqe = QLNX_TPA_MAX_AGG_BUFFERS;
5760 
5761 	vport_start_params.vport_id = vport_id;
5762 	vport_start_params.mtu = mtu;
5763 
5764 
5765 	QL_DPRINT2(ha, (ha->pci_dev, "%s: setting mtu to %d\n", __func__, mtu));
5766 
5767         for_each_hwfn(cdev, i) {
5768                 struct ecore_hwfn *p_hwfn = &cdev->hwfns[i];
5769 
5770 		vport_start_params.concrete_fid = p_hwfn->hw_info.concrete_fid;
5771 		vport_start_params.opaque_fid = p_hwfn->hw_info.opaque_fid;
5772 
5773                 rc = ecore_sp_vport_start(p_hwfn, &vport_start_params);
5774 
5775                 if (rc) {
5776 			QL_DPRINT1(ha, (ha->pci_dev,
5777 				"%s: Failed to start VPORT V-PORT %d "
5778 				"with MTU %d\n", __func__, vport_id, mtu));
5779                         return -ENOMEM;
5780                 }
5781 
5782                 ecore_hw_start_fastpath(p_hwfn);
5783 
5784 		QL_DPRINT2(ha, (ha->pci_dev,
5785 			"%s: Started V-PORT %d with MTU %d\n",
5786 			__func__, vport_id, mtu));
5787         }
5788         return 0;
5789 }
5790 
5791 
5792 static int
5793 qlnx_update_vport(struct ecore_dev *cdev,
5794 	struct qlnx_update_vport_params *params)
5795 {
5796         struct ecore_sp_vport_update_params	sp_params;
5797         int					rc, i, j, fp_index;
5798 	struct ecore_hwfn			*p_hwfn;
5799         struct ecore_rss_params			*rss;
5800 	qlnx_host_t				*ha = (qlnx_host_t *)cdev;
5801         struct qlnx_fastpath			*fp;
5802 
5803         memset(&sp_params, 0, sizeof(sp_params));
5804         /* Translate protocol params into sp params */
5805         sp_params.vport_id = params->vport_id;
5806 
5807         sp_params.update_vport_active_rx_flg =
5808 		params->update_vport_active_rx_flg;
5809         sp_params.vport_active_rx_flg = params->vport_active_rx_flg;
5810 
5811         sp_params.update_vport_active_tx_flg =
5812 		params->update_vport_active_tx_flg;
5813         sp_params.vport_active_tx_flg = params->vport_active_tx_flg;
5814 
5815         sp_params.update_inner_vlan_removal_flg =
5816                 params->update_inner_vlan_removal_flg;
5817         sp_params.inner_vlan_removal_flg = params->inner_vlan_removal_flg;
5818 
5819 	sp_params.sge_tpa_params = params->sge_tpa_params;
5820 
5821         /* RSS - is a bit tricky, since upper-layer isn't familiar with hwfns.
5822          * We need to re-fix the rss values per engine for CMT.
5823          */
5824 
5825         sp_params.rss_params = params->rss_params;
5826 
5827         for_each_hwfn(cdev, i) {
5828 
5829 		p_hwfn = &cdev->hwfns[i];
5830 
5831 		if ((cdev->num_hwfns > 1) &&
5832 			params->rss_params->update_rss_config &&
5833 			params->rss_params->rss_enable) {
5834 
5835 			rss = params->rss_params;
5836 
5837 			for (j = 0; j < ECORE_RSS_IND_TABLE_SIZE; j++) {
5838 
5839 				fp_index = ((cdev->num_hwfns * j) + i) %
5840 						ha->num_rss;
5841 
5842                 		fp = &ha->fp_array[fp_index];
5843                         	rss->rss_ind_table[j] = fp->rxq->handle;
5844 			}
5845 
5846 			for (j = 0; j < ECORE_RSS_IND_TABLE_SIZE;) {
5847 				QL_DPRINT3(ha, (ha->pci_dev,
5848 					"%p %p %p %p %p %p %p %p \n",
5849 					rss->rss_ind_table[j],
5850 					rss->rss_ind_table[j+1],
5851 					rss->rss_ind_table[j+2],
5852 					rss->rss_ind_table[j+3],
5853 					rss->rss_ind_table[j+4],
5854 					rss->rss_ind_table[j+5],
5855 					rss->rss_ind_table[j+6],
5856 					rss->rss_ind_table[j+7]));
5857 					j += 8;
5858 			}
5859 		}
5860 
5861                 sp_params.opaque_fid = p_hwfn->hw_info.opaque_fid;
5862                 rc = ecore_sp_vport_update(p_hwfn, &sp_params,
5863                                            ECORE_SPQ_MODE_EBLOCK, NULL);
5864                 if (rc) {
5865 			QL_DPRINT1(ha, (ha->pci_dev,
5866 				"%s:Failed to update VPORT\n", __func__));
5867                         return rc;
5868                 }
5869 
5870                 QL_DPRINT2(ha, (ha->pci_dev,
5871 			"%s: Updated V-PORT %d: tx_active_flag %d,"
5872 			"rx_active_flag %d [tx_update %d], [rx_update %d]\n",
5873 			__func__,
5874 			params->vport_id, params->vport_active_tx_flg,
5875 			params->vport_active_rx_flg,
5876 			params->update_vport_active_tx_flg,
5877 			params->update_vport_active_rx_flg));
5878         }
5879 
5880         return 0;
5881 }
5882 
5883 static void
5884 qlnx_reuse_rx_data(struct qlnx_rx_queue *rxq)
5885 {
5886         struct eth_rx_bd	*rx_bd_cons =
5887 					ecore_chain_consume(&rxq->rx_bd_ring);
5888         struct eth_rx_bd	*rx_bd_prod =
5889 					ecore_chain_produce(&rxq->rx_bd_ring);
5890         struct sw_rx_data	*sw_rx_data_cons =
5891 					&rxq->sw_rx_ring[rxq->sw_rx_cons];
5892         struct sw_rx_data	*sw_rx_data_prod =
5893 					&rxq->sw_rx_ring[rxq->sw_rx_prod];
5894 
5895         sw_rx_data_prod->data = sw_rx_data_cons->data;
5896         memcpy(rx_bd_prod, rx_bd_cons, sizeof(struct eth_rx_bd));
5897 
5898         rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
5899         rxq->sw_rx_prod  = (rxq->sw_rx_prod + 1) & (RX_RING_SIZE - 1);
5900 
5901 	return;
5902 }
5903 
5904 static void
5905 qlnx_update_rx_prod(struct ecore_hwfn *p_hwfn, struct qlnx_rx_queue *rxq)
5906 {
5907 
5908         uint16_t	 	bd_prod;
5909         uint16_t		cqe_prod;
5910 	union {
5911 		struct eth_rx_prod_data rx_prod_data;
5912 		uint32_t		data32;
5913 	} rx_prods;
5914 
5915         bd_prod = ecore_chain_get_prod_idx(&rxq->rx_bd_ring);
5916         cqe_prod = ecore_chain_get_prod_idx(&rxq->rx_comp_ring);
5917 
5918         /* Update producers */
5919         rx_prods.rx_prod_data.bd_prod = htole16(bd_prod);
5920         rx_prods.rx_prod_data.cqe_prod = htole16(cqe_prod);
5921 
5922         /* Make sure that the BD and SGE data is updated before updating the
5923          * producers since FW might read the BD/SGE right after the producer
5924          * is updated.
5925          */
5926 	wmb();
5927 
5928         internal_ram_wr(p_hwfn, rxq->hw_rxq_prod_addr,
5929 		sizeof(rx_prods), &rx_prods.data32);
5930 
5931         /* mmiowb is needed to synchronize doorbell writes from more than one
5932          * processor. It guarantees that the write arrives to the device before
5933          * the napi lock is released and another qlnx_poll is called (possibly
5934          * on another CPU). Without this barrier, the next doorbell can bypass
5935          * this doorbell. This is applicable to IA64/Altix systems.
5936          */
5937         wmb();
5938 
5939 	return;
5940 }
5941 
5942 static uint32_t qlnx_hash_key[] = {
5943                 ((0x6d << 24)|(0x5a << 16)|(0x56 << 8)|0xda),
5944                 ((0x25 << 24)|(0x5b << 16)|(0x0e << 8)|0xc2),
5945                 ((0x41 << 24)|(0x67 << 16)|(0x25 << 8)|0x3d),
5946                 ((0x43 << 24)|(0xa3 << 16)|(0x8f << 8)|0xb0),
5947                 ((0xd0 << 24)|(0xca << 16)|(0x2b << 8)|0xcb),
5948                 ((0xae << 24)|(0x7b << 16)|(0x30 << 8)|0xb4),
5949                 ((0x77 << 24)|(0xcb << 16)|(0x2d << 8)|0xa3),
5950                 ((0x80 << 24)|(0x30 << 16)|(0xf2 << 8)|0x0c),
5951                 ((0x6a << 24)|(0x42 << 16)|(0xb7 << 8)|0x3b),
5952                 ((0xbe << 24)|(0xac << 16)|(0x01 << 8)|0xfa)};
5953 
5954 static int
5955 qlnx_start_queues(qlnx_host_t *ha)
5956 {
5957         int				rc, tc, i, vport_id = 0,
5958 					drop_ttl0_flg = 1, vlan_removal_en = 1,
5959 					tx_switching = 0, hw_lro_enable = 0;
5960         struct ecore_dev		*cdev = &ha->cdev;
5961         struct ecore_rss_params		*rss_params = &ha->rss_params;
5962         struct qlnx_update_vport_params	vport_update_params;
5963         struct ifnet			*ifp;
5964         struct ecore_hwfn		*p_hwfn;
5965 	struct ecore_sge_tpa_params	tpa_params;
5966 	struct ecore_queue_start_common_params qparams;
5967         struct qlnx_fastpath		*fp;
5968 
5969 	ifp = ha->ifp;
5970 
5971         if (!ha->num_rss) {
5972 		QL_DPRINT1(ha, (ha->pci_dev,
5973 			"%s: Cannot update V-VPORT as active as there"
5974 			" are no Rx queues\n", __func__));
5975                 return -EINVAL;
5976         }
5977 
5978 #ifndef QLNX_SOFT_LRO
5979         hw_lro_enable = ifp->if_capenable & IFCAP_LRO;
5980 #endif /* #ifndef QLNX_SOFT_LRO */
5981 
5982         rc = qlnx_start_vport(cdev, vport_id, ifp->if_mtu, drop_ttl0_flg,
5983 			vlan_removal_en, tx_switching, hw_lro_enable);
5984 
5985         if (rc) {
5986                 QL_DPRINT1(ha, (ha->pci_dev,
5987 			"%s: Start V-PORT failed %d\n", __func__, rc));
5988                 return rc;
5989         }
5990 
5991 	QL_DPRINT2(ha, (ha->pci_dev,
5992 		"%s: Start vport ramrod passed,"
5993 		" vport_id = %d, MTU = %d, vlan_removal_en = %d\n", __func__,
5994 		vport_id, (int)(ifp->if_mtu + 0xe), vlan_removal_en));
5995 
5996         for_each_rss(i) {
5997 		struct ecore_rxq_start_ret_params rx_ret_params;
5998 		struct ecore_txq_start_ret_params tx_ret_params;
5999 
6000                 fp = &ha->fp_array[i];
6001         	p_hwfn = &cdev->hwfns[(fp->rss_id % cdev->num_hwfns)];
6002 
6003 		bzero(&qparams, sizeof(struct ecore_queue_start_common_params));
6004 		bzero(&rx_ret_params,
6005 			sizeof (struct ecore_rxq_start_ret_params));
6006 
6007 		qparams.queue_id = i ;
6008 		qparams.vport_id = vport_id;
6009 		qparams.stats_id = vport_id;
6010 		qparams.p_sb = fp->sb_info;
6011 		qparams.sb_idx = RX_PI;
6012 
6013 
6014 		rc = ecore_eth_rx_queue_start(p_hwfn,
6015 			p_hwfn->hw_info.opaque_fid,
6016 			&qparams,
6017 			fp->rxq->rx_buf_size,	/* bd_max_bytes */
6018 			/* bd_chain_phys_addr */
6019 			fp->rxq->rx_bd_ring.p_phys_addr,
6020 			/* cqe_pbl_addr */
6021 			ecore_chain_get_pbl_phys(&fp->rxq->rx_comp_ring),
6022 			/* cqe_pbl_size */
6023 			ecore_chain_get_page_cnt(&fp->rxq->rx_comp_ring),
6024 			&rx_ret_params);
6025 
6026                 if (rc) {
6027                 	QL_DPRINT1(ha, (ha->pci_dev,
6028 				"%s: Start RXQ #%d failed %d\n", __func__,
6029 				i, rc));
6030                         return rc;
6031                 }
6032 
6033 		fp->rxq->hw_rxq_prod_addr	= rx_ret_params.p_prod;
6034 		fp->rxq->handle			= rx_ret_params.p_handle;
6035                 fp->rxq->hw_cons_ptr		=
6036 				&fp->sb_info->sb_virt->pi_array[RX_PI];
6037 
6038                 qlnx_update_rx_prod(p_hwfn, fp->rxq);
6039 
6040                 for (tc = 0; tc < ha->num_tc; tc++) {
6041                         struct qlnx_tx_queue *txq = fp->txq[tc];
6042 
6043 			bzero(&qparams,
6044 				sizeof(struct ecore_queue_start_common_params));
6045 			bzero(&tx_ret_params,
6046 				sizeof (struct ecore_txq_start_ret_params));
6047 
6048 			qparams.queue_id = txq->index / cdev->num_hwfns ;
6049 			qparams.vport_id = vport_id;
6050 			qparams.stats_id = vport_id;
6051 			qparams.p_sb = fp->sb_info;
6052 			qparams.sb_idx = TX_PI(tc);
6053 
6054 			rc = ecore_eth_tx_queue_start(p_hwfn,
6055 				p_hwfn->hw_info.opaque_fid,
6056 				&qparams, tc,
6057 				/* bd_chain_phys_addr */
6058 				ecore_chain_get_pbl_phys(&txq->tx_pbl),
6059 				ecore_chain_get_page_cnt(&txq->tx_pbl),
6060 				&tx_ret_params);
6061 
6062                         if (rc) {
6063                 		QL_DPRINT1(ha, (ha->pci_dev,
6064 					"%s: Start TXQ #%d failed %d\n",
6065 					__func__, txq->index, rc));
6066                                 return rc;
6067                         }
6068 
6069 			txq->doorbell_addr = tx_ret_params.p_doorbell;
6070 			txq->handle = tx_ret_params.p_handle;
6071 
6072                         txq->hw_cons_ptr =
6073                                 &fp->sb_info->sb_virt->pi_array[TX_PI(tc)];
6074                         SET_FIELD(txq->tx_db.data.params,
6075                                   ETH_DB_DATA_DEST, DB_DEST_XCM);
6076                         SET_FIELD(txq->tx_db.data.params, ETH_DB_DATA_AGG_CMD,
6077                                   DB_AGG_CMD_SET);
6078                         SET_FIELD(txq->tx_db.data.params,
6079                                   ETH_DB_DATA_AGG_VAL_SEL,
6080                                   DQ_XCM_ETH_TX_BD_PROD_CMD);
6081 
6082                         txq->tx_db.data.agg_flags = DQ_XCM_ETH_DQ_CF_CMD;
6083                 }
6084         }
6085 
6086         /* Fill struct with RSS params */
6087         if (ha->num_rss > 1) {
6088 
6089                 rss_params->update_rss_config = 1;
6090                 rss_params->rss_enable = 1;
6091                 rss_params->update_rss_capabilities = 1;
6092                 rss_params->update_rss_ind_table = 1;
6093                 rss_params->update_rss_key = 1;
6094                 rss_params->rss_caps = ECORE_RSS_IPV4 | ECORE_RSS_IPV6 |
6095                                        ECORE_RSS_IPV4_TCP | ECORE_RSS_IPV6_TCP;
6096                 rss_params->rss_table_size_log = 7; /* 2^7 = 128 */
6097 
6098                 for (i = 0; i < ECORE_RSS_IND_TABLE_SIZE; i++) {
6099                 	fp = &ha->fp_array[(i % ha->num_rss)];
6100                         rss_params->rss_ind_table[i] = fp->rxq->handle;
6101 		}
6102 
6103                 for (i = 0; i < ECORE_RSS_KEY_SIZE; i++)
6104 			rss_params->rss_key[i] = (__le32)qlnx_hash_key[i];
6105 
6106         } else {
6107                 memset(rss_params, 0, sizeof(*rss_params));
6108         }
6109 
6110 
6111         /* Prepare and send the vport enable */
6112         memset(&vport_update_params, 0, sizeof(vport_update_params));
6113         vport_update_params.vport_id = vport_id;
6114         vport_update_params.update_vport_active_tx_flg = 1;
6115         vport_update_params.vport_active_tx_flg = 1;
6116         vport_update_params.update_vport_active_rx_flg = 1;
6117         vport_update_params.vport_active_rx_flg = 1;
6118         vport_update_params.rss_params = rss_params;
6119         vport_update_params.update_inner_vlan_removal_flg = 1;
6120         vport_update_params.inner_vlan_removal_flg = 1;
6121 
6122 	if (hw_lro_enable) {
6123 		memset(&tpa_params, 0, sizeof (struct ecore_sge_tpa_params));
6124 
6125 		tpa_params.max_buffers_per_cqe = QLNX_TPA_MAX_AGG_BUFFERS;
6126 
6127 		tpa_params.update_tpa_en_flg = 1;
6128 		tpa_params.tpa_ipv4_en_flg = 1;
6129 		tpa_params.tpa_ipv6_en_flg = 1;
6130 
6131 		tpa_params.update_tpa_param_flg = 1;
6132 		tpa_params.tpa_pkt_split_flg = 0;
6133 		tpa_params.tpa_hdr_data_split_flg = 0;
6134 		tpa_params.tpa_gro_consistent_flg = 0;
6135 		tpa_params.tpa_max_aggs_num = ETH_TPA_MAX_AGGS_NUM;
6136 		tpa_params.tpa_max_size = (uint16_t)(-1);
6137 		tpa_params.tpa_min_size_to_start = ifp->if_mtu/2;
6138 		tpa_params.tpa_min_size_to_cont = ifp->if_mtu/2;
6139 
6140 		vport_update_params.sge_tpa_params = &tpa_params;
6141 	}
6142 
6143         rc = qlnx_update_vport(cdev, &vport_update_params);
6144         if (rc) {
6145 		QL_DPRINT1(ha, (ha->pci_dev,
6146 			"%s: Update V-PORT failed %d\n", __func__, rc));
6147                 return rc;
6148         }
6149 
6150         return 0;
6151 }
6152 
6153 static int
6154 qlnx_drain_txq(qlnx_host_t *ha, struct qlnx_fastpath *fp,
6155 	struct qlnx_tx_queue *txq)
6156 {
6157 	uint16_t	hw_bd_cons;
6158 	uint16_t	ecore_cons_idx;
6159 
6160 	QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
6161 
6162 	hw_bd_cons = le16toh(*txq->hw_cons_ptr);
6163 
6164 	while (hw_bd_cons !=
6165 		(ecore_cons_idx = ecore_chain_get_cons_idx(&txq->tx_pbl))) {
6166 
6167 		mtx_lock(&fp->tx_mtx);
6168 
6169 		(void)qlnx_tx_int(ha, fp, txq);
6170 
6171 		mtx_unlock(&fp->tx_mtx);
6172 
6173 		qlnx_mdelay(__func__, 2);
6174 
6175 		hw_bd_cons = le16toh(*txq->hw_cons_ptr);
6176 	}
6177 
6178 	QL_DPRINT2(ha, (ha->pci_dev, "%s[%d, %d]: done\n", __func__,
6179 		fp->rss_id, txq->index));
6180 
6181         return 0;
6182 }
6183 
6184 static int
6185 qlnx_stop_queues(qlnx_host_t *ha)
6186 {
6187         struct qlnx_update_vport_params	vport_update_params;
6188         struct ecore_dev		*cdev;
6189         struct qlnx_fastpath		*fp;
6190         int				rc, tc, i;
6191 
6192         cdev = &ha->cdev;
6193 
6194         /* Disable the vport */
6195 
6196         memset(&vport_update_params, 0, sizeof(vport_update_params));
6197 
6198         vport_update_params.vport_id = 0;
6199         vport_update_params.update_vport_active_tx_flg = 1;
6200         vport_update_params.vport_active_tx_flg = 0;
6201         vport_update_params.update_vport_active_rx_flg = 1;
6202         vport_update_params.vport_active_rx_flg = 0;
6203         vport_update_params.rss_params = &ha->rss_params;
6204         vport_update_params.rss_params->update_rss_config = 0;
6205         vport_update_params.rss_params->rss_enable = 0;
6206         vport_update_params.update_inner_vlan_removal_flg = 0;
6207         vport_update_params.inner_vlan_removal_flg = 0;
6208 
6209         rc = qlnx_update_vport(cdev, &vport_update_params);
6210         if (rc) {
6211 		QL_DPRINT1(ha, (ha->pci_dev, "%s:Failed to update vport\n",
6212 			__func__));
6213                 return rc;
6214         }
6215 
6216         /* Flush Tx queues. If needed, request drain from MCP */
6217         for_each_rss(i) {
6218                 fp = &ha->fp_array[i];
6219 
6220                 for (tc = 0; tc < ha->num_tc; tc++) {
6221                         struct qlnx_tx_queue *txq = fp->txq[tc];
6222 
6223                         rc = qlnx_drain_txq(ha, fp, txq);
6224                         if (rc)
6225                                 return rc;
6226                 }
6227         }
6228 
6229         /* Stop all Queues in reverse order*/
6230         for (i = ha->num_rss - 1; i >= 0; i--) {
6231 
6232 		struct ecore_hwfn *p_hwfn = &cdev->hwfns[(i % cdev->num_hwfns)];
6233 
6234                 fp = &ha->fp_array[i];
6235 
6236                 /* Stop the Tx Queue(s)*/
6237                 for (tc = 0; tc < ha->num_tc; tc++) {
6238 			int tx_queue_id;
6239 
6240 			tx_queue_id = tc * ha->num_rss + i;
6241 			rc = ecore_eth_tx_queue_stop(p_hwfn,
6242 					fp->txq[tc]->handle);
6243 
6244                         if (rc) {
6245 				QL_DPRINT1(ha, (ha->pci_dev,
6246 					"%s: Failed to stop TXQ #%d\n",
6247 					__func__, tx_queue_id));
6248                                 return rc;
6249                         }
6250                 }
6251 
6252                 /* Stop the Rx Queue*/
6253 		rc = ecore_eth_rx_queue_stop(p_hwfn, fp->rxq->handle, false,
6254 				false);
6255                 if (rc) {
6256                         QL_DPRINT1(ha, (ha->pci_dev,
6257 				"%s: Failed to stop RXQ #%d\n", __func__, i));
6258                         return rc;
6259                 }
6260         }
6261 
6262         /* Stop the vport */
6263 	for_each_hwfn(cdev, i) {
6264 
6265 		struct ecore_hwfn *p_hwfn = &cdev->hwfns[i];
6266 
6267 		rc = ecore_sp_vport_stop(p_hwfn, p_hwfn->hw_info.opaque_fid, 0);
6268 
6269 		if (rc) {
6270                         QL_DPRINT1(ha, (ha->pci_dev,
6271 				"%s: Failed to stop VPORT\n", __func__));
6272 			return rc;
6273 		}
6274 	}
6275 
6276         return rc;
6277 }
6278 
6279 static int
6280 qlnx_set_ucast_rx_mac(qlnx_host_t *ha,
6281 	enum ecore_filter_opcode opcode,
6282 	unsigned char mac[ETH_ALEN])
6283 {
6284 	struct ecore_filter_ucast	ucast;
6285 	struct ecore_dev		*cdev;
6286 	int				rc;
6287 
6288 	cdev = &ha->cdev;
6289 
6290 	bzero(&ucast, sizeof(struct ecore_filter_ucast));
6291 
6292         ucast.opcode = opcode;
6293         ucast.type = ECORE_FILTER_MAC;
6294         ucast.is_rx_filter = 1;
6295         ucast.vport_to_add_to = 0;
6296         memcpy(&ucast.mac[0], mac, ETH_ALEN);
6297 
6298 	rc = ecore_filter_ucast_cmd(cdev, &ucast, ECORE_SPQ_MODE_CB, NULL);
6299 
6300         return (rc);
6301 }
6302 
6303 static int
6304 qlnx_remove_all_ucast_mac(qlnx_host_t *ha)
6305 {
6306 	struct ecore_filter_ucast	ucast;
6307 	struct ecore_dev		*cdev;
6308 	int				rc;
6309 
6310 	bzero(&ucast, sizeof(struct ecore_filter_ucast));
6311 
6312 	ucast.opcode = ECORE_FILTER_REPLACE;
6313 	ucast.type = ECORE_FILTER_MAC;
6314 	ucast.is_rx_filter = 1;
6315 
6316 	cdev = &ha->cdev;
6317 
6318 	rc = ecore_filter_ucast_cmd(cdev, &ucast, ECORE_SPQ_MODE_CB, NULL);
6319 
6320 	return (rc);
6321 }
6322 
6323 static int
6324 qlnx_remove_all_mcast_mac(qlnx_host_t *ha)
6325 {
6326 	struct ecore_filter_mcast	*mcast;
6327 	struct ecore_dev		*cdev;
6328 	int				rc, i;
6329 
6330 	cdev = &ha->cdev;
6331 
6332 	mcast = &ha->ecore_mcast;
6333 	bzero(mcast, sizeof(struct ecore_filter_mcast));
6334 
6335 	mcast->opcode = ECORE_FILTER_REMOVE;
6336 
6337 	for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
6338 
6339 		if (ha->mcast[i].addr[0] || ha->mcast[i].addr[1] ||
6340 			ha->mcast[i].addr[2] || ha->mcast[i].addr[3] ||
6341 			ha->mcast[i].addr[4] || ha->mcast[i].addr[5]) {
6342 
6343 			memcpy(&mcast->mac[i], &ha->mcast[i].addr[0], ETH_ALEN);
6344 			mcast->num_mc_addrs++;
6345 		}
6346 	}
6347 	mcast = &ha->ecore_mcast;
6348 
6349 	rc = ecore_filter_mcast_cmd(cdev, mcast, ECORE_SPQ_MODE_CB, NULL);
6350 
6351 	bzero(ha->mcast, (sizeof(qlnx_mcast_t) * QLNX_MAX_NUM_MULTICAST_ADDRS));
6352 	ha->nmcast = 0;
6353 
6354 	return (rc);
6355 }
6356 
6357 static int
6358 qlnx_clean_filters(qlnx_host_t *ha)
6359 {
6360         int	rc = 0;
6361 
6362 	/* Remove all unicast macs */
6363 	rc = qlnx_remove_all_ucast_mac(ha);
6364 	if (rc)
6365 		return rc;
6366 
6367 	/* Remove all multicast macs */
6368 	rc = qlnx_remove_all_mcast_mac(ha);
6369 	if (rc)
6370 		return rc;
6371 
6372         rc = qlnx_set_ucast_rx_mac(ha, ECORE_FILTER_FLUSH, ha->primary_mac);
6373 
6374         return (rc);
6375 }
6376 
6377 static int
6378 qlnx_set_rx_accept_filter(qlnx_host_t *ha, uint8_t filter)
6379 {
6380 	struct ecore_filter_accept_flags	accept;
6381 	int					rc = 0;
6382 	struct ecore_dev			*cdev;
6383 
6384 	cdev = &ha->cdev;
6385 
6386 	bzero(&accept, sizeof(struct ecore_filter_accept_flags));
6387 
6388 	accept.update_rx_mode_config = 1;
6389 	accept.rx_accept_filter = filter;
6390 
6391 	accept.update_tx_mode_config = 1;
6392 	accept.tx_accept_filter = ECORE_ACCEPT_UCAST_MATCHED |
6393 		ECORE_ACCEPT_MCAST_MATCHED | ECORE_ACCEPT_BCAST;
6394 
6395 	rc = ecore_filter_accept_cmd(cdev, 0, accept, false, false,
6396 			ECORE_SPQ_MODE_CB, NULL);
6397 
6398 	return (rc);
6399 }
6400 
6401 static int
6402 qlnx_set_rx_mode(qlnx_host_t *ha)
6403 {
6404 	int	rc = 0;
6405 	uint8_t	filter;
6406 
6407 	rc = qlnx_set_ucast_rx_mac(ha, ECORE_FILTER_REPLACE, ha->primary_mac);
6408         if (rc)
6409                 return rc;
6410 
6411 	rc = qlnx_remove_all_mcast_mac(ha);
6412         if (rc)
6413                 return rc;
6414 
6415 	filter = ECORE_ACCEPT_UCAST_MATCHED |
6416 			ECORE_ACCEPT_MCAST_MATCHED |
6417 			ECORE_ACCEPT_BCAST;
6418 	ha->filter = filter;
6419 
6420 	rc = qlnx_set_rx_accept_filter(ha, filter);
6421 
6422 	return (rc);
6423 }
6424 
6425 static int
6426 qlnx_set_link(qlnx_host_t *ha, bool link_up)
6427 {
6428         int			i, rc = 0;
6429 	struct ecore_dev	*cdev;
6430 	struct ecore_hwfn	*hwfn;
6431 	struct ecore_ptt	*ptt;
6432 
6433 	cdev = &ha->cdev;
6434 
6435         for_each_hwfn(cdev, i) {
6436 
6437                 hwfn = &cdev->hwfns[i];
6438 
6439                 ptt = ecore_ptt_acquire(hwfn);
6440        	        if (!ptt)
6441                         return -EBUSY;
6442 
6443                 rc = ecore_mcp_set_link(hwfn, ptt, link_up);
6444 
6445                 ecore_ptt_release(hwfn, ptt);
6446 
6447                 if (rc)
6448                         return rc;
6449         }
6450         return (rc);
6451 }
6452 
6453 #if __FreeBSD_version >= 1100000
6454 static uint64_t
6455 qlnx_get_counter(if_t ifp, ift_counter cnt)
6456 {
6457 	qlnx_host_t *ha;
6458 	uint64_t count;
6459 
6460         ha = (qlnx_host_t *)if_getsoftc(ifp);
6461 
6462         switch (cnt) {
6463 
6464         case IFCOUNTER_IPACKETS:
6465 		count = ha->hw_stats.common.rx_ucast_pkts +
6466 			ha->hw_stats.common.rx_mcast_pkts +
6467 			ha->hw_stats.common.rx_bcast_pkts;
6468 		break;
6469 
6470         case IFCOUNTER_IERRORS:
6471 		count = ha->hw_stats.common.rx_crc_errors +
6472 			ha->hw_stats.common.rx_align_errors +
6473 			ha->hw_stats.common.rx_oversize_packets +
6474 			ha->hw_stats.common.rx_undersize_packets;
6475 		break;
6476 
6477         case IFCOUNTER_OPACKETS:
6478 		count = ha->hw_stats.common.tx_ucast_pkts +
6479 			ha->hw_stats.common.tx_mcast_pkts +
6480 			ha->hw_stats.common.tx_bcast_pkts;
6481 		break;
6482 
6483         case IFCOUNTER_OERRORS:
6484                 count = ha->hw_stats.common.tx_err_drop_pkts;
6485 		break;
6486 
6487         case IFCOUNTER_COLLISIONS:
6488                 return (0);
6489 
6490         case IFCOUNTER_IBYTES:
6491 		count = ha->hw_stats.common.rx_ucast_bytes +
6492 			ha->hw_stats.common.rx_mcast_bytes +
6493 			ha->hw_stats.common.rx_bcast_bytes;
6494 		break;
6495 
6496         case IFCOUNTER_OBYTES:
6497 		count = ha->hw_stats.common.tx_ucast_bytes +
6498 			ha->hw_stats.common.tx_mcast_bytes +
6499 			ha->hw_stats.common.tx_bcast_bytes;
6500 		break;
6501 
6502         case IFCOUNTER_IMCASTS:
6503 		count = ha->hw_stats.common.rx_mcast_bytes;
6504 		break;
6505 
6506         case IFCOUNTER_OMCASTS:
6507 		count = ha->hw_stats.common.tx_mcast_bytes;
6508 		break;
6509 
6510         case IFCOUNTER_IQDROPS:
6511         case IFCOUNTER_OQDROPS:
6512         case IFCOUNTER_NOPROTO:
6513 
6514         default:
6515                 return (if_get_counter_default(ifp, cnt));
6516         }
6517 	return (count);
6518 }
6519 #endif
6520 
6521 
6522 static void
6523 qlnx_timer(void *arg)
6524 {
6525 	qlnx_host_t	*ha;
6526 
6527 	ha = (qlnx_host_t *)arg;
6528 
6529        	ecore_get_vport_stats(&ha->cdev, &ha->hw_stats);
6530 
6531 	if (ha->storm_stats_enable)
6532 		qlnx_sample_storm_stats(ha);
6533 
6534 	callout_reset(&ha->qlnx_callout, hz, qlnx_timer, ha);
6535 
6536 	return;
6537 }
6538 
6539 static int
6540 qlnx_load(qlnx_host_t *ha)
6541 {
6542 	int			i;
6543 	int			rc = 0;
6544 	struct ecore_dev	*cdev;
6545         device_t		dev;
6546 
6547 	cdev = &ha->cdev;
6548         dev = ha->pci_dev;
6549 
6550 	QL_DPRINT2(ha, (dev, "%s: enter\n", __func__));
6551 
6552         rc = qlnx_alloc_mem_arrays(ha);
6553         if (rc)
6554                 goto qlnx_load_exit0;
6555 
6556         qlnx_init_fp(ha);
6557 
6558         rc = qlnx_alloc_mem_load(ha);
6559         if (rc)
6560                 goto qlnx_load_exit1;
6561 
6562         QL_DPRINT2(ha, (dev, "%s: Allocated %d RSS queues on %d TC/s\n",
6563 		__func__, ha->num_rss, ha->num_tc));
6564 
6565 	for (i = 0; i < ha->num_rss; i++) {
6566 
6567 		if ((rc = bus_setup_intr(dev, ha->irq_vec[i].irq,
6568                         (INTR_TYPE_NET | INTR_MPSAFE),
6569                         NULL, qlnx_fp_isr, &ha->irq_vec[i],
6570                         &ha->irq_vec[i].handle))) {
6571 
6572                         QL_DPRINT1(ha, (dev, "could not setup interrupt\n"));
6573 
6574                         goto qlnx_load_exit2;
6575 		}
6576 
6577 		QL_DPRINT2(ha, (dev, "%s: rss_id = %d irq_rid %d"
6578 			" irq %p handle %p\n", __func__, i,
6579 			ha->irq_vec[i].irq_rid,
6580 			ha->irq_vec[i].irq, ha->irq_vec[i].handle));
6581 
6582 		bus_bind_intr(dev, ha->irq_vec[i].irq, (i % mp_ncpus));
6583 	}
6584 
6585         rc = qlnx_start_queues(ha);
6586         if (rc)
6587                 goto qlnx_load_exit2;
6588 
6589         QL_DPRINT2(ha, (dev, "%s: Start VPORT, RXQ and TXQ succeeded\n",
6590 		__func__));
6591 
6592         /* Add primary mac and set Rx filters */
6593         rc = qlnx_set_rx_mode(ha);
6594         if (rc)
6595                 goto qlnx_load_exit2;
6596 
6597         /* Ask for link-up using current configuration */
6598 	qlnx_set_link(ha, true);
6599 
6600         ha->state = QLNX_STATE_OPEN;
6601 
6602 	bzero(&ha->hw_stats, sizeof(struct ecore_eth_stats));
6603 
6604 	if (ha->flags.callout_init)
6605         	callout_reset(&ha->qlnx_callout, hz, qlnx_timer, ha);
6606 
6607         goto qlnx_load_exit0;
6608 
6609 qlnx_load_exit2:
6610         qlnx_free_mem_load(ha);
6611 
6612 qlnx_load_exit1:
6613         ha->num_rss = 0;
6614 
6615 qlnx_load_exit0:
6616 	QL_DPRINT2(ha, (ha->pci_dev, "%s: exit [%d]\n", __func__, rc));
6617         return rc;
6618 }
6619 
6620 static void
6621 qlnx_drain_soft_lro(qlnx_host_t *ha)
6622 {
6623 #ifdef QLNX_SOFT_LRO
6624 
6625 	struct ifnet	*ifp;
6626 	int		i;
6627 
6628 	ifp = ha->ifp;
6629 
6630 
6631 	if (ifp->if_capenable & IFCAP_LRO) {
6632 
6633 	        for (i = 0; i < ha->num_rss; i++) {
6634 
6635 			struct qlnx_fastpath *fp = &ha->fp_array[i];
6636 			struct lro_ctrl *lro;
6637 
6638 			lro = &fp->rxq->lro;
6639 
6640 #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO)
6641 
6642 			tcp_lro_flush_all(lro);
6643 
6644 #else
6645 			struct lro_entry *queued;
6646 
6647 			while ((!SLIST_EMPTY(&lro->lro_active))){
6648 				queued = SLIST_FIRST(&lro->lro_active);
6649 				SLIST_REMOVE_HEAD(&lro->lro_active, next);
6650 				tcp_lro_flush(lro, queued);
6651 			}
6652 
6653 #endif /* #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO) */
6654 
6655                 }
6656 	}
6657 
6658 #endif /* #ifdef QLNX_SOFT_LRO */
6659 
6660 	return;
6661 }
6662 
6663 static void
6664 qlnx_unload(qlnx_host_t *ha)
6665 {
6666 	struct ecore_dev	*cdev;
6667         device_t		dev;
6668 	int			i;
6669 
6670 	cdev = &ha->cdev;
6671         dev = ha->pci_dev;
6672 
6673 	QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
6674 
6675 	if (ha->state == QLNX_STATE_OPEN) {
6676 
6677 		qlnx_set_link(ha, false);
6678 		qlnx_clean_filters(ha);
6679 		qlnx_stop_queues(ha);
6680 		ecore_hw_stop_fastpath(cdev);
6681 
6682 		for (i = 0; i < ha->num_rss; i++) {
6683 			if (ha->irq_vec[i].handle) {
6684 				(void)bus_teardown_intr(dev,
6685 					ha->irq_vec[i].irq,
6686 					ha->irq_vec[i].handle);
6687 				ha->irq_vec[i].handle = NULL;
6688 			}
6689 		}
6690 
6691 		qlnx_drain_fp_taskqueues(ha);
6692 		qlnx_drain_soft_lro(ha);
6693         	qlnx_free_mem_load(ha);
6694 	}
6695 
6696 	if (ha->flags.callout_init)
6697 		callout_drain(&ha->qlnx_callout);
6698 
6699 	qlnx_mdelay(__func__, 1000);
6700 
6701         ha->state = QLNX_STATE_CLOSED;
6702 
6703 	QL_DPRINT2(ha, (ha->pci_dev, "%s: exit\n", __func__));
6704 	return;
6705 }
6706 
6707 static int
6708 qlnx_grc_dumpsize(qlnx_host_t *ha, uint32_t *num_dwords, int hwfn_index)
6709 {
6710 	int			rval = -1;
6711 	struct ecore_hwfn	*p_hwfn;
6712 	struct ecore_ptt	*p_ptt;
6713 
6714 	ecore_dbg_set_app_ver(ecore_dbg_get_fw_func_ver());
6715 
6716 	p_hwfn = &ha->cdev.hwfns[hwfn_index];
6717 	p_ptt = ecore_ptt_acquire(p_hwfn);
6718 
6719         if (!p_ptt) {
6720 		QL_DPRINT1(ha, (ha->pci_dev, "%s: ecore_ptt_acquire failed\n",
6721 			__func__));
6722                 return (rval);
6723         }
6724 
6725         rval = ecore_dbg_grc_get_dump_buf_size(p_hwfn, p_ptt, num_dwords);
6726 
6727 	if (rval == DBG_STATUS_OK)
6728                 rval = 0;
6729         else {
6730 		QL_DPRINT1(ha, (ha->pci_dev,
6731                 	"%s : ecore_dbg_grc_get_dump_buf_size failed [0x%x]\n",
6732 			__func__, rval));
6733 	}
6734 
6735         ecore_ptt_release(p_hwfn, p_ptt);
6736 
6737         return (rval);
6738 }
6739 
6740 static int
6741 qlnx_idle_chk_size(qlnx_host_t *ha, uint32_t *num_dwords, int hwfn_index)
6742 {
6743 	int			rval = -1;
6744 	struct ecore_hwfn	*p_hwfn;
6745 	struct ecore_ptt	*p_ptt;
6746 
6747 	ecore_dbg_set_app_ver(ecore_dbg_get_fw_func_ver());
6748 
6749 	p_hwfn = &ha->cdev.hwfns[hwfn_index];
6750 	p_ptt = ecore_ptt_acquire(p_hwfn);
6751 
6752         if (!p_ptt) {
6753 		QL_DPRINT1(ha, (ha->pci_dev, "%s: ecore_ptt_acquire failed\n",
6754 			__func__));
6755                 return (rval);
6756         }
6757 
6758         rval = ecore_dbg_idle_chk_get_dump_buf_size(p_hwfn, p_ptt, num_dwords);
6759 
6760 	if (rval == DBG_STATUS_OK)
6761                 rval = 0;
6762         else {
6763 		QL_DPRINT1(ha, (ha->pci_dev, "%s : "
6764 			"ecore_dbg_idle_chk_get_dump_buf_size failed [0x%x]\n",
6765 			__func__, rval));
6766 	}
6767 
6768         ecore_ptt_release(p_hwfn, p_ptt);
6769 
6770         return (rval);
6771 }
6772 
6773 
6774 static void
6775 qlnx_sample_storm_stats(qlnx_host_t *ha)
6776 {
6777         int			i, index;
6778         struct ecore_dev	*cdev;
6779 	qlnx_storm_stats_t	*s_stats;
6780 	uint32_t		reg;
6781         struct ecore_ptt	*p_ptt;
6782         struct ecore_hwfn	*hwfn;
6783 
6784 	if (ha->storm_stats_index >= QLNX_STORM_STATS_SAMPLES_PER_HWFN) {
6785 		ha->storm_stats_enable = 0;
6786 		return;
6787 	}
6788 
6789         cdev = &ha->cdev;
6790 
6791         for_each_hwfn(cdev, i) {
6792 
6793                 hwfn = &cdev->hwfns[i];
6794 
6795                 p_ptt = ecore_ptt_acquire(hwfn);
6796                 if (!p_ptt)
6797                         return;
6798 
6799 		index = ha->storm_stats_index +
6800 				(i * QLNX_STORM_STATS_SAMPLES_PER_HWFN);
6801 
6802 		s_stats = &ha->storm_stats[index];
6803 
6804 		/* XSTORM */
6805 		reg = XSEM_REG_FAST_MEMORY +
6806 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
6807 		s_stats->xstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
6808 
6809 		reg = XSEM_REG_FAST_MEMORY +
6810 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
6811 		s_stats->xstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
6812 
6813 		reg = XSEM_REG_FAST_MEMORY +
6814 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
6815 		s_stats->xstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
6816 
6817 		reg = XSEM_REG_FAST_MEMORY +
6818 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
6819 		s_stats->xstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
6820 
6821 		/* YSTORM */
6822 		reg = YSEM_REG_FAST_MEMORY +
6823 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
6824 		s_stats->ystorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
6825 
6826 		reg = YSEM_REG_FAST_MEMORY +
6827 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
6828 		s_stats->ystorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
6829 
6830 		reg = YSEM_REG_FAST_MEMORY +
6831 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
6832 		s_stats->ystorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
6833 
6834 		reg = YSEM_REG_FAST_MEMORY +
6835 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
6836 		s_stats->ystorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
6837 
6838 		/* PSTORM */
6839 		reg = PSEM_REG_FAST_MEMORY +
6840 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
6841 		s_stats->pstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
6842 
6843 		reg = PSEM_REG_FAST_MEMORY +
6844 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
6845 		s_stats->pstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
6846 
6847 		reg = PSEM_REG_FAST_MEMORY +
6848 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
6849 		s_stats->pstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
6850 
6851 		reg = PSEM_REG_FAST_MEMORY +
6852 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
6853 		s_stats->pstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
6854 
6855 		/* TSTORM */
6856 		reg = TSEM_REG_FAST_MEMORY +
6857 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
6858 		s_stats->tstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
6859 
6860 		reg = TSEM_REG_FAST_MEMORY +
6861 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
6862 		s_stats->tstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
6863 
6864 		reg = TSEM_REG_FAST_MEMORY +
6865 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
6866 		s_stats->tstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
6867 
6868 		reg = TSEM_REG_FAST_MEMORY +
6869 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
6870 		s_stats->tstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
6871 
6872 		/* MSTORM */
6873 		reg = MSEM_REG_FAST_MEMORY +
6874 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
6875 		s_stats->mstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
6876 
6877 		reg = MSEM_REG_FAST_MEMORY +
6878 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
6879 		s_stats->mstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
6880 
6881 		reg = MSEM_REG_FAST_MEMORY +
6882 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
6883 		s_stats->mstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
6884 
6885 		reg = MSEM_REG_FAST_MEMORY +
6886 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
6887 		s_stats->mstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
6888 
6889 		/* USTORM */
6890 		reg = USEM_REG_FAST_MEMORY +
6891 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
6892 		s_stats->ustorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
6893 
6894 		reg = USEM_REG_FAST_MEMORY +
6895 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
6896 		s_stats->ustorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
6897 
6898 		reg = USEM_REG_FAST_MEMORY +
6899 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
6900 		s_stats->ustorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
6901 
6902 		reg = USEM_REG_FAST_MEMORY +
6903 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
6904 		s_stats->ustorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
6905 
6906                 ecore_ptt_release(hwfn, p_ptt);
6907         }
6908 
6909 	ha->storm_stats_index++;
6910 
6911         return;
6912 }
6913 
6914 /*
6915  * Name: qlnx_dump_buf8
6916  * Function: dumps a buffer as bytes
6917  */
6918 static void
6919 qlnx_dump_buf8(qlnx_host_t *ha, const char *msg, void *dbuf, uint32_t len)
6920 {
6921         device_t	dev;
6922         uint32_t	i = 0;
6923         uint8_t		*buf;
6924 
6925         dev = ha->pci_dev;
6926         buf = dbuf;
6927 
6928         device_printf(dev, "%s: %s 0x%x dump start\n", __func__, msg, len);
6929 
6930         while (len >= 16) {
6931                 device_printf(dev,"0x%08x:"
6932                         " %02x %02x %02x %02x %02x %02x %02x %02x"
6933                         " %02x %02x %02x %02x %02x %02x %02x %02x\n", i,
6934                         buf[0], buf[1], buf[2], buf[3],
6935                         buf[4], buf[5], buf[6], buf[7],
6936                         buf[8], buf[9], buf[10], buf[11],
6937                         buf[12], buf[13], buf[14], buf[15]);
6938                 i += 16;
6939                 len -= 16;
6940                 buf += 16;
6941         }
6942         switch (len) {
6943         case 1:
6944                 device_printf(dev,"0x%08x: %02x\n", i, buf[0]);
6945                 break;
6946         case 2:
6947                 device_printf(dev,"0x%08x: %02x %02x\n", i, buf[0], buf[1]);
6948                 break;
6949         case 3:
6950                 device_printf(dev,"0x%08x: %02x %02x %02x\n",
6951                         i, buf[0], buf[1], buf[2]);
6952                 break;
6953         case 4:
6954                 device_printf(dev,"0x%08x: %02x %02x %02x %02x\n", i,
6955                         buf[0], buf[1], buf[2], buf[3]);
6956                 break;
6957         case 5:
6958                 device_printf(dev,"0x%08x:"
6959                         " %02x %02x %02x %02x %02x\n", i,
6960                         buf[0], buf[1], buf[2], buf[3], buf[4]);
6961                 break;
6962         case 6:
6963                 device_printf(dev,"0x%08x:"
6964                         " %02x %02x %02x %02x %02x %02x\n", i,
6965                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]);
6966                 break;
6967         case 7:
6968                 device_printf(dev,"0x%08x:"
6969                         " %02x %02x %02x %02x %02x %02x %02x\n", i,
6970                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6]);
6971                 break;
6972         case 8:
6973                 device_printf(dev,"0x%08x:"
6974                         " %02x %02x %02x %02x %02x %02x %02x %02x\n", i,
6975                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
6976                         buf[7]);
6977                 break;
6978         case 9:
6979                 device_printf(dev,"0x%08x:"
6980                         " %02x %02x %02x %02x %02x %02x %02x %02x"
6981                         " %02x\n", i,
6982                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
6983                         buf[7], buf[8]);
6984                 break;
6985         case 10:
6986                 device_printf(dev,"0x%08x:"
6987                         " %02x %02x %02x %02x %02x %02x %02x %02x"
6988                         " %02x %02x\n", i,
6989                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
6990                         buf[7], buf[8], buf[9]);
6991                 break;
6992         case 11:
6993                 device_printf(dev,"0x%08x:"
6994                         " %02x %02x %02x %02x %02x %02x %02x %02x"
6995                         " %02x %02x %02x\n", i,
6996                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
6997                         buf[7], buf[8], buf[9], buf[10]);
6998                 break;
6999         case 12:
7000                 device_printf(dev,"0x%08x:"
7001                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7002                         " %02x %02x %02x %02x\n", i,
7003                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7004                         buf[7], buf[8], buf[9], buf[10], buf[11]);
7005                 break;
7006         case 13:
7007                 device_printf(dev,"0x%08x:"
7008                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7009                         " %02x %02x %02x %02x %02x\n", i,
7010                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7011                         buf[7], buf[8], buf[9], buf[10], buf[11], buf[12]);
7012                 break;
7013         case 14:
7014                 device_printf(dev,"0x%08x:"
7015                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7016                         " %02x %02x %02x %02x %02x %02x\n", i,
7017                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7018                         buf[7], buf[8], buf[9], buf[10], buf[11], buf[12],
7019                         buf[13]);
7020                 break;
7021         case 15:
7022                 device_printf(dev,"0x%08x:"
7023                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7024                         " %02x %02x %02x %02x %02x %02x %02x\n", i,
7025                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7026                         buf[7], buf[8], buf[9], buf[10], buf[11], buf[12],
7027                         buf[13], buf[14]);
7028                 break;
7029         default:
7030                 break;
7031         }
7032 
7033         device_printf(dev, "%s: %s dump end\n", __func__, msg);
7034 
7035         return;
7036 }
7037 
7038