xref: /freebsd/sys/dev/qlnx/qlnxe/qlnx_os.c (revision dd41de95a84d979615a2ef11df6850622bf6184e)
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  * File: qlnx_os.c
30  * Author : David C Somayajulu, Cavium, Inc., San Jose, CA 95131.
31  */
32 
33 #include <sys/cdefs.h>
34 __FBSDID("$FreeBSD$");
35 
36 #include "qlnx_os.h"
37 #include "bcm_osal.h"
38 #include "reg_addr.h"
39 #include "ecore_gtt_reg_addr.h"
40 #include "ecore.h"
41 #include "ecore_chain.h"
42 #include "ecore_status.h"
43 #include "ecore_hw.h"
44 #include "ecore_rt_defs.h"
45 #include "ecore_init_ops.h"
46 #include "ecore_int.h"
47 #include "ecore_cxt.h"
48 #include "ecore_spq.h"
49 #include "ecore_init_fw_funcs.h"
50 #include "ecore_sp_commands.h"
51 #include "ecore_dev_api.h"
52 #include "ecore_l2_api.h"
53 #include "ecore_mcp.h"
54 #include "ecore_hw_defs.h"
55 #include "mcp_public.h"
56 #include "ecore_iro.h"
57 #include "nvm_cfg.h"
58 #include "ecore_dev_api.h"
59 #include "ecore_dbg_fw_funcs.h"
60 #include "ecore_iov_api.h"
61 #include "ecore_vf_api.h"
62 
63 #include "qlnx_ioctl.h"
64 #include "qlnx_def.h"
65 #include "qlnx_ver.h"
66 
67 #ifdef QLNX_ENABLE_IWARP
68 #include "qlnx_rdma.h"
69 #endif /* #ifdef QLNX_ENABLE_IWARP */
70 
71 #include <sys/smp.h>
72 
73 /*
74  * static functions
75  */
76 /*
77  * ioctl related functions
78  */
79 static void qlnx_add_sysctls(qlnx_host_t *ha);
80 
81 /*
82  * main driver
83  */
84 static void qlnx_release(qlnx_host_t *ha);
85 static void qlnx_fp_isr(void *arg);
86 static void qlnx_init_ifnet(device_t dev, qlnx_host_t *ha);
87 static void qlnx_init(void *arg);
88 static void qlnx_init_locked(qlnx_host_t *ha);
89 static int qlnx_set_multi(qlnx_host_t *ha, uint32_t add_multi);
90 static int qlnx_set_promisc(qlnx_host_t *ha);
91 static int qlnx_set_allmulti(qlnx_host_t *ha);
92 static int qlnx_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data);
93 static int qlnx_media_change(struct ifnet *ifp);
94 static void qlnx_media_status(struct ifnet *ifp, struct ifmediareq *ifmr);
95 static void qlnx_stop(qlnx_host_t *ha);
96 static int qlnx_send(qlnx_host_t *ha, struct qlnx_fastpath *fp,
97 		struct mbuf **m_headp);
98 static int qlnx_get_ifq_snd_maxlen(qlnx_host_t *ha);
99 static uint32_t qlnx_get_optics(qlnx_host_t *ha,
100 			struct qlnx_link_output *if_link);
101 static int qlnx_transmit(struct ifnet *ifp, struct mbuf  *mp);
102 static int qlnx_transmit_locked(struct ifnet *ifp, struct qlnx_fastpath *fp,
103 		struct mbuf *mp);
104 static void qlnx_qflush(struct ifnet *ifp);
105 
106 static int qlnx_alloc_parent_dma_tag(qlnx_host_t *ha);
107 static void qlnx_free_parent_dma_tag(qlnx_host_t *ha);
108 static int qlnx_alloc_tx_dma_tag(qlnx_host_t *ha);
109 static void qlnx_free_tx_dma_tag(qlnx_host_t *ha);
110 static int qlnx_alloc_rx_dma_tag(qlnx_host_t *ha);
111 static void qlnx_free_rx_dma_tag(qlnx_host_t *ha);
112 
113 static int qlnx_get_mfw_version(qlnx_host_t *ha, uint32_t *mfw_ver);
114 static int qlnx_get_flash_size(qlnx_host_t *ha, uint32_t *flash_size);
115 
116 static int qlnx_nic_setup(struct ecore_dev *cdev,
117 		struct ecore_pf_params *func_params);
118 static int qlnx_nic_start(struct ecore_dev *cdev);
119 static int qlnx_slowpath_start(qlnx_host_t *ha);
120 static int qlnx_slowpath_stop(qlnx_host_t *ha);
121 static int qlnx_init_hw(qlnx_host_t *ha);
122 static void qlnx_set_id(struct ecore_dev *cdev, char name[NAME_SIZE],
123 		char ver_str[VER_SIZE]);
124 static void qlnx_unload(qlnx_host_t *ha);
125 static int qlnx_load(qlnx_host_t *ha);
126 static void qlnx_hw_set_multi(qlnx_host_t *ha, uint8_t *mta, uint32_t mcnt,
127 		uint32_t add_mac);
128 static void qlnx_dump_buf8(qlnx_host_t *ha, const char *msg, void *dbuf,
129 		uint32_t len);
130 static int qlnx_alloc_rx_buffer(qlnx_host_t *ha, struct qlnx_rx_queue *rxq);
131 static void qlnx_reuse_rx_data(struct qlnx_rx_queue *rxq);
132 static void qlnx_update_rx_prod(struct ecore_hwfn *p_hwfn,
133 		struct qlnx_rx_queue *rxq);
134 static int qlnx_set_rx_accept_filter(qlnx_host_t *ha, uint8_t filter);
135 static int qlnx_grc_dumpsize(qlnx_host_t *ha, uint32_t *num_dwords,
136 		int hwfn_index);
137 static int qlnx_idle_chk_size(qlnx_host_t *ha, uint32_t *num_dwords,
138 		int hwfn_index);
139 static void qlnx_timer(void *arg);
140 static int qlnx_alloc_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp);
141 static void qlnx_free_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp);
142 static void qlnx_trigger_dump(qlnx_host_t *ha);
143 static uint16_t qlnx_num_tx_compl(qlnx_host_t *ha, struct qlnx_fastpath *fp,
144 			struct qlnx_tx_queue *txq);
145 static void qlnx_tx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp,
146 		struct qlnx_tx_queue *txq);
147 static int qlnx_rx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp, int budget,
148 		int lro_enable);
149 static void qlnx_fp_taskqueue(void *context, int pending);
150 static void qlnx_sample_storm_stats(qlnx_host_t *ha);
151 static int qlnx_alloc_tpa_mbuf(qlnx_host_t *ha, uint16_t rx_buf_size,
152 		struct qlnx_agg_info *tpa);
153 static void qlnx_free_tpa_mbuf(qlnx_host_t *ha, struct qlnx_agg_info *tpa);
154 
155 #if __FreeBSD_version >= 1100000
156 static uint64_t qlnx_get_counter(if_t ifp, ift_counter cnt);
157 #endif
158 
159 /*
160  * Hooks to the Operating Systems
161  */
162 static int qlnx_pci_probe (device_t);
163 static int qlnx_pci_attach (device_t);
164 static int qlnx_pci_detach (device_t);
165 
166 #ifndef QLNX_VF
167 
168 #ifdef CONFIG_ECORE_SRIOV
169 
170 static int qlnx_iov_init(device_t dev, uint16_t num_vfs, const nvlist_t *params);
171 static void qlnx_iov_uninit(device_t dev);
172 static int qlnx_iov_add_vf(device_t dev, uint16_t vfnum, const nvlist_t *params);
173 static void qlnx_initialize_sriov(qlnx_host_t *ha);
174 static void qlnx_pf_taskqueue(void *context, int pending);
175 static int qlnx_create_pf_taskqueues(qlnx_host_t *ha);
176 static void qlnx_destroy_pf_taskqueues(qlnx_host_t *ha);
177 static void qlnx_inform_vf_link_state(struct ecore_hwfn *p_hwfn, qlnx_host_t *ha);
178 
179 #endif /* #ifdef CONFIG_ECORE_SRIOV */
180 
181 static device_method_t qlnx_pci_methods[] = {
182 	/* Device interface */
183 	DEVMETHOD(device_probe, qlnx_pci_probe),
184 	DEVMETHOD(device_attach, qlnx_pci_attach),
185 	DEVMETHOD(device_detach, qlnx_pci_detach),
186 
187 #ifdef CONFIG_ECORE_SRIOV
188 	DEVMETHOD(pci_iov_init, qlnx_iov_init),
189 	DEVMETHOD(pci_iov_uninit, qlnx_iov_uninit),
190 	DEVMETHOD(pci_iov_add_vf, qlnx_iov_add_vf),
191 #endif /* #ifdef CONFIG_ECORE_SRIOV */
192 	{ 0, 0 }
193 };
194 
195 static driver_t qlnx_pci_driver = {
196 	"ql", qlnx_pci_methods, sizeof (qlnx_host_t),
197 };
198 
199 static devclass_t qlnx_devclass;
200 
201 MODULE_VERSION(if_qlnxe,1);
202 DRIVER_MODULE(if_qlnxe, pci, qlnx_pci_driver, qlnx_devclass, 0, 0);
203 
204 MODULE_DEPEND(if_qlnxe, pci, 1, 1, 1);
205 MODULE_DEPEND(if_qlnxe, ether, 1, 1, 1);
206 
207 #else
208 
209 static device_method_t qlnxv_pci_methods[] = {
210 	/* Device interface */
211 	DEVMETHOD(device_probe, qlnx_pci_probe),
212 	DEVMETHOD(device_attach, qlnx_pci_attach),
213 	DEVMETHOD(device_detach, qlnx_pci_detach),
214 	{ 0, 0 }
215 };
216 
217 static driver_t qlnxv_pci_driver = {
218 	"ql", qlnxv_pci_methods, sizeof (qlnx_host_t),
219 };
220 
221 static devclass_t qlnxv_devclass;
222 MODULE_VERSION(if_qlnxev,1);
223 DRIVER_MODULE(if_qlnxev, pci, qlnxv_pci_driver, qlnxv_devclass, 0, 0);
224 
225 MODULE_DEPEND(if_qlnxev, pci, 1, 1, 1);
226 MODULE_DEPEND(if_qlnxev, ether, 1, 1, 1);
227 
228 #endif /* #ifdef QLNX_VF */
229 
230 MALLOC_DEFINE(M_QLNXBUF, "qlnxbuf", "Buffers for qlnx driver");
231 
232 char qlnx_dev_str[128];
233 char qlnx_ver_str[VER_SIZE];
234 char qlnx_name_str[NAME_SIZE];
235 
236 /*
237  * Some PCI Configuration Space Related Defines
238  */
239 
240 #ifndef PCI_VENDOR_QLOGIC
241 #define PCI_VENDOR_QLOGIC		0x1077
242 #endif
243 
244 /* 40G Adapter QLE45xxx*/
245 #ifndef QLOGIC_PCI_DEVICE_ID_1634
246 #define QLOGIC_PCI_DEVICE_ID_1634	0x1634
247 #endif
248 
249 /* 100G Adapter QLE45xxx*/
250 #ifndef QLOGIC_PCI_DEVICE_ID_1644
251 #define QLOGIC_PCI_DEVICE_ID_1644	0x1644
252 #endif
253 
254 /* 25G Adapter QLE45xxx*/
255 #ifndef QLOGIC_PCI_DEVICE_ID_1656
256 #define QLOGIC_PCI_DEVICE_ID_1656	0x1656
257 #endif
258 
259 /* 50G Adapter QLE45xxx*/
260 #ifndef QLOGIC_PCI_DEVICE_ID_1654
261 #define QLOGIC_PCI_DEVICE_ID_1654	0x1654
262 #endif
263 
264 /* 10G/25G/40G Adapter QLE41xxx*/
265 #ifndef QLOGIC_PCI_DEVICE_ID_8070
266 #define QLOGIC_PCI_DEVICE_ID_8070	0x8070
267 #endif
268 
269 /* SRIOV Device (All Speeds) Adapter QLE41xxx*/
270 #ifndef QLOGIC_PCI_DEVICE_ID_8090
271 #define QLOGIC_PCI_DEVICE_ID_8090	0x8090
272 #endif
273 
274 SYSCTL_NODE(_hw, OID_AUTO, qlnxe, CTLFLAG_RD | CTLFLAG_MPSAFE, 0,
275     "qlnxe driver parameters");
276 
277 /* Number of Queues: 0 (Auto) or 1 to 32 (fixed queue number) */
278 static int qlnxe_queue_count = QLNX_DEFAULT_RSS;
279 
280 #if __FreeBSD_version < 1100000
281 
282 TUNABLE_INT("hw.qlnxe.queue_count", &qlnxe_queue_count);
283 
284 #endif
285 
286 SYSCTL_INT(_hw_qlnxe, OID_AUTO, queue_count, CTLFLAG_RDTUN,
287 		&qlnxe_queue_count, 0, "Multi-Queue queue count");
288 
289 /*
290  * Note on RDMA personality setting
291  *
292  * Read the personality configured in NVRAM
293  * If the personality is ETH_ONLY, ETH_IWARP or ETH_ROCE and
294  * the configured personality in sysctl is QLNX_PERSONALITY_DEFAULT
295  * use the personality in NVRAM.
296 
297  * Otherwise use t the personality configured in sysctl.
298  *
299  */
300 #define QLNX_PERSONALITY_DEFAULT	0x0  /* use personality in NVRAM */
301 #define QLNX_PERSONALITY_ETH_ONLY	0x1  /* Override with ETH_ONLY */
302 #define QLNX_PERSONALITY_ETH_IWARP	0x2  /* Override with ETH_IWARP */
303 #define QLNX_PERSONALITY_ETH_ROCE	0x3  /* Override with ETH_ROCE */
304 #define QLNX_PERSONALITY_BITS_PER_FUNC	4
305 #define QLNX_PERSONALIY_MASK		0xF
306 
307 /* RDMA configuration; 64bit field allows setting for 16 physical functions*/
308 static uint64_t qlnxe_rdma_configuration = 0x22222222;
309 
310 #if __FreeBSD_version < 1100000
311 
312 TUNABLE_QUAD("hw.qlnxe.rdma_configuration", &qlnxe_rdma_configuration);
313 
314 SYSCTL_UQUAD(_hw_qlnxe, OID_AUTO, rdma_configuration, CTLFLAG_RDTUN,
315                &qlnxe_rdma_configuration, 0, "RDMA Configuration");
316 
317 #else
318 
319 SYSCTL_U64(_hw_qlnxe, OID_AUTO, rdma_configuration, CTLFLAG_RDTUN,
320                 &qlnxe_rdma_configuration, 0, "RDMA Configuration");
321 
322 #endif /* #if __FreeBSD_version < 1100000 */
323 
324 int
325 qlnx_vf_device(qlnx_host_t *ha)
326 {
327         uint16_t	device_id;
328 
329         device_id = ha->device_id;
330 
331         if (device_id == QLOGIC_PCI_DEVICE_ID_8090)
332                 return 0;
333 
334         return -1;
335 }
336 
337 static int
338 qlnx_valid_device(qlnx_host_t *ha)
339 {
340         uint16_t device_id;
341 
342         device_id = ha->device_id;
343 
344 #ifndef QLNX_VF
345         if ((device_id == QLOGIC_PCI_DEVICE_ID_1634) ||
346                 (device_id == QLOGIC_PCI_DEVICE_ID_1644) ||
347                 (device_id == QLOGIC_PCI_DEVICE_ID_1656) ||
348                 (device_id == QLOGIC_PCI_DEVICE_ID_1654) ||
349                 (device_id == QLOGIC_PCI_DEVICE_ID_8070))
350                 return 0;
351 #else
352         if (device_id == QLOGIC_PCI_DEVICE_ID_8090)
353 		return 0;
354 
355 #endif /* #ifndef QLNX_VF */
356         return -1;
357 }
358 
359 #ifdef QLNX_ENABLE_IWARP
360 static int
361 qlnx_rdma_supported(struct qlnx_host *ha)
362 {
363 	uint16_t device_id;
364 
365 	device_id = pci_get_device(ha->pci_dev);
366 
367 	if ((device_id == QLOGIC_PCI_DEVICE_ID_1634) ||
368 		(device_id == QLOGIC_PCI_DEVICE_ID_1656) ||
369 		(device_id == QLOGIC_PCI_DEVICE_ID_1654) ||
370 		(device_id == QLOGIC_PCI_DEVICE_ID_8070))
371 		return (0);
372 
373 	return (-1);
374 }
375 #endif /* #ifdef QLNX_ENABLE_IWARP */
376 
377 /*
378  * Name:	qlnx_pci_probe
379  * Function:	Validate the PCI device to be a QLA80XX device
380  */
381 static int
382 qlnx_pci_probe(device_t dev)
383 {
384 	snprintf(qlnx_ver_str, sizeof(qlnx_ver_str), "v%d.%d.%d",
385 		QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR, QLNX_VERSION_BUILD);
386 	snprintf(qlnx_name_str, sizeof(qlnx_name_str), "qlnx");
387 
388 	if (pci_get_vendor(dev) != PCI_VENDOR_QLOGIC) {
389                 return (ENXIO);
390 	}
391 
392         switch (pci_get_device(dev)) {
393 #ifndef QLNX_VF
394 
395         case QLOGIC_PCI_DEVICE_ID_1644:
396 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
397 			"Qlogic 100GbE PCI CNA Adapter-Ethernet Function",
398 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
399 			QLNX_VERSION_BUILD);
400                 device_set_desc_copy(dev, qlnx_dev_str);
401 
402                 break;
403 
404         case QLOGIC_PCI_DEVICE_ID_1634:
405 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
406 			"Qlogic 40GbE PCI CNA Adapter-Ethernet Function",
407 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
408 			QLNX_VERSION_BUILD);
409                 device_set_desc_copy(dev, qlnx_dev_str);
410 
411                 break;
412 
413         case QLOGIC_PCI_DEVICE_ID_1656:
414 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
415 			"Qlogic 25GbE PCI CNA Adapter-Ethernet Function",
416 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
417 			QLNX_VERSION_BUILD);
418                 device_set_desc_copy(dev, qlnx_dev_str);
419 
420                 break;
421 
422         case QLOGIC_PCI_DEVICE_ID_1654:
423 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
424 			"Qlogic 50GbE PCI CNA Adapter-Ethernet Function",
425 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
426 			QLNX_VERSION_BUILD);
427                 device_set_desc_copy(dev, qlnx_dev_str);
428 
429                 break;
430 
431 	case QLOGIC_PCI_DEVICE_ID_8070:
432 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
433 			"Qlogic 10GbE/25GbE/40GbE PCI CNA (AH)"
434 			" Adapter-Ethernet Function",
435 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
436 			QLNX_VERSION_BUILD);
437 		device_set_desc_copy(dev, qlnx_dev_str);
438 
439 		break;
440 
441 #else
442 	case QLOGIC_PCI_DEVICE_ID_8090:
443 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
444 			"Qlogic SRIOV PCI CNA (AH) "
445 			"Adapter-Ethernet Function",
446 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
447 			QLNX_VERSION_BUILD);
448 		device_set_desc_copy(dev, qlnx_dev_str);
449 
450 		break;
451 
452 #endif /* #ifndef QLNX_VF */
453 
454         default:
455                 return (ENXIO);
456         }
457 
458 #ifdef QLNX_ENABLE_IWARP
459 	qlnx_rdma_init();
460 #endif /* #ifdef QLNX_ENABLE_IWARP */
461 
462         return (BUS_PROBE_DEFAULT);
463 }
464 
465 static uint16_t
466 qlnx_num_tx_compl(qlnx_host_t *ha, struct qlnx_fastpath *fp,
467 	struct qlnx_tx_queue *txq)
468 {
469 	u16 hw_bd_cons;
470 	u16 ecore_cons_idx;
471 	uint16_t diff;
472 
473 	hw_bd_cons = le16toh(*txq->hw_cons_ptr);
474 
475 	ecore_cons_idx = ecore_chain_get_cons_idx(&txq->tx_pbl);
476 	if (hw_bd_cons < ecore_cons_idx) {
477 		diff = (1 << 16) - (ecore_cons_idx - hw_bd_cons);
478 	} else {
479 		diff = hw_bd_cons - ecore_cons_idx;
480 	}
481 	return diff;
482 }
483 
484 static void
485 qlnx_sp_intr(void *arg)
486 {
487 	struct ecore_hwfn	*p_hwfn;
488 	qlnx_host_t		*ha;
489 	int			i;
490 
491 	p_hwfn = arg;
492 
493 	if (p_hwfn == NULL) {
494 		printf("%s: spurious slowpath intr\n", __func__);
495 		return;
496 	}
497 
498 	ha = (qlnx_host_t *)p_hwfn->p_dev;
499 
500 	QL_DPRINT2(ha, "enter\n");
501 
502 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
503 		if (&ha->cdev.hwfns[i] == p_hwfn) {
504 			taskqueue_enqueue(ha->sp_taskqueue[i], &ha->sp_task[i]);
505 			break;
506 		}
507 	}
508 	QL_DPRINT2(ha, "exit\n");
509 
510 	return;
511 }
512 
513 static void
514 qlnx_sp_taskqueue(void *context, int pending)
515 {
516 	struct ecore_hwfn	*p_hwfn;
517 
518 	p_hwfn = context;
519 
520 	if (p_hwfn != NULL) {
521 		qlnx_sp_isr(p_hwfn);
522 	}
523 	return;
524 }
525 
526 static int
527 qlnx_create_sp_taskqueues(qlnx_host_t *ha)
528 {
529 	int	i;
530 	uint8_t	tq_name[32];
531 
532 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
533                 struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[i];
534 
535 		bzero(tq_name, sizeof (tq_name));
536 		snprintf(tq_name, sizeof (tq_name), "ql_sp_tq_%d", i);
537 
538 		TASK_INIT(&ha->sp_task[i], 0, qlnx_sp_taskqueue, p_hwfn);
539 
540 		ha->sp_taskqueue[i] = taskqueue_create(tq_name, M_NOWAIT,
541 			 taskqueue_thread_enqueue, &ha->sp_taskqueue[i]);
542 
543 		if (ha->sp_taskqueue[i] == NULL)
544 			return (-1);
545 
546 		taskqueue_start_threads(&ha->sp_taskqueue[i], 1, PI_NET, "%s",
547 			tq_name);
548 
549 		QL_DPRINT1(ha, "%p\n", ha->sp_taskqueue[i]);
550 	}
551 
552 	return (0);
553 }
554 
555 static void
556 qlnx_destroy_sp_taskqueues(qlnx_host_t *ha)
557 {
558 	int	i;
559 
560 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
561 		if (ha->sp_taskqueue[i] != NULL) {
562 			taskqueue_drain(ha->sp_taskqueue[i], &ha->sp_task[i]);
563 			taskqueue_free(ha->sp_taskqueue[i]);
564 		}
565 	}
566 	return;
567 }
568 
569 static void
570 qlnx_fp_taskqueue(void *context, int pending)
571 {
572         struct qlnx_fastpath	*fp;
573         qlnx_host_t		*ha;
574         struct ifnet		*ifp;
575 
576         fp = context;
577 
578         if (fp == NULL)
579                 return;
580 
581 	ha = (qlnx_host_t *)fp->edev;
582 
583 	ifp = ha->ifp;
584 
585         if(ifp->if_drv_flags & IFF_DRV_RUNNING) {
586                 if (!drbr_empty(ifp, fp->tx_br)) {
587                         if(mtx_trylock(&fp->tx_mtx)) {
588 #ifdef QLNX_TRACE_PERF_DATA
589                                 tx_pkts = fp->tx_pkts_transmitted;
590                                 tx_compl = fp->tx_pkts_completed;
591 #endif
592 
593                                 qlnx_transmit_locked(ifp, fp, NULL);
594 
595 #ifdef QLNX_TRACE_PERF_DATA
596                                 fp->tx_pkts_trans_fp +=
597 					(fp->tx_pkts_transmitted - tx_pkts);
598                                 fp->tx_pkts_compl_fp +=
599 					(fp->tx_pkts_completed - tx_compl);
600 #endif
601                                 mtx_unlock(&fp->tx_mtx);
602                         }
603                 }
604         }
605 
606         QL_DPRINT2(ha, "exit \n");
607         return;
608 }
609 
610 static int
611 qlnx_create_fp_taskqueues(qlnx_host_t *ha)
612 {
613 	int	i;
614 	uint8_t	tq_name[32];
615 	struct qlnx_fastpath *fp;
616 
617 	for (i = 0; i < ha->num_rss; i++) {
618                 fp = &ha->fp_array[i];
619 
620 		bzero(tq_name, sizeof (tq_name));
621 		snprintf(tq_name, sizeof (tq_name), "ql_fp_tq_%d", i);
622 
623 		TASK_INIT(&fp->fp_task, 0, qlnx_fp_taskqueue, fp);
624 
625 		fp->fp_taskqueue = taskqueue_create(tq_name, M_NOWAIT,
626 					taskqueue_thread_enqueue,
627 					&fp->fp_taskqueue);
628 
629 		if (fp->fp_taskqueue == NULL)
630 			return (-1);
631 
632 		taskqueue_start_threads(&fp->fp_taskqueue, 1, PI_NET, "%s",
633 			tq_name);
634 
635 		QL_DPRINT1(ha, "%p\n",fp->fp_taskqueue);
636 	}
637 
638 	return (0);
639 }
640 
641 static void
642 qlnx_destroy_fp_taskqueues(qlnx_host_t *ha)
643 {
644 	int			i;
645 	struct qlnx_fastpath	*fp;
646 
647 	for (i = 0; i < ha->num_rss; i++) {
648                 fp = &ha->fp_array[i];
649 
650 		if (fp->fp_taskqueue != NULL) {
651 			taskqueue_drain(fp->fp_taskqueue, &fp->fp_task);
652 			taskqueue_free(fp->fp_taskqueue);
653 			fp->fp_taskqueue = NULL;
654 		}
655 	}
656 	return;
657 }
658 
659 static void
660 qlnx_drain_fp_taskqueues(qlnx_host_t *ha)
661 {
662 	int			i;
663 	struct qlnx_fastpath	*fp;
664 
665 	for (i = 0; i < ha->num_rss; i++) {
666                 fp = &ha->fp_array[i];
667 
668 		if (fp->fp_taskqueue != NULL) {
669 			QLNX_UNLOCK(ha);
670 			taskqueue_drain(fp->fp_taskqueue, &fp->fp_task);
671 			QLNX_LOCK(ha);
672 		}
673 	}
674 	return;
675 }
676 
677 static void
678 qlnx_get_params(qlnx_host_t *ha)
679 {
680 	if ((qlnxe_queue_count < 0) || (qlnxe_queue_count > QLNX_MAX_RSS)) {
681 		device_printf(ha->pci_dev, "invalid queue_count value (%d)\n",
682 			qlnxe_queue_count);
683 		qlnxe_queue_count = 0;
684 	}
685 	return;
686 }
687 
688 static void
689 qlnx_error_recovery_taskqueue(void *context, int pending)
690 {
691         qlnx_host_t *ha;
692 
693         ha = context;
694 
695         QL_DPRINT2(ha, "enter\n");
696 
697         QLNX_LOCK(ha);
698         qlnx_stop(ha);
699         QLNX_UNLOCK(ha);
700 
701 #ifdef QLNX_ENABLE_IWARP
702 	qlnx_rdma_dev_remove(ha);
703 #endif /* #ifdef QLNX_ENABLE_IWARP */
704 
705         qlnx_slowpath_stop(ha);
706         qlnx_slowpath_start(ha);
707 
708 #ifdef QLNX_ENABLE_IWARP
709 	qlnx_rdma_dev_add(ha);
710 #endif /* #ifdef QLNX_ENABLE_IWARP */
711 
712         qlnx_init(ha);
713 
714         callout_reset(&ha->qlnx_callout, hz, qlnx_timer, ha);
715 
716         QL_DPRINT2(ha, "exit\n");
717 
718         return;
719 }
720 
721 static int
722 qlnx_create_error_recovery_taskqueue(qlnx_host_t *ha)
723 {
724         uint8_t tq_name[32];
725 
726         bzero(tq_name, sizeof (tq_name));
727         snprintf(tq_name, sizeof (tq_name), "ql_err_tq");
728 
729         TASK_INIT(&ha->err_task, 0, qlnx_error_recovery_taskqueue, ha);
730 
731         ha->err_taskqueue = taskqueue_create(tq_name, M_NOWAIT,
732                                 taskqueue_thread_enqueue, &ha->err_taskqueue);
733 
734         if (ha->err_taskqueue == NULL)
735                 return (-1);
736 
737         taskqueue_start_threads(&ha->err_taskqueue, 1, PI_NET, "%s", tq_name);
738 
739         QL_DPRINT1(ha, "%p\n",ha->err_taskqueue);
740 
741         return (0);
742 }
743 
744 static void
745 qlnx_destroy_error_recovery_taskqueue(qlnx_host_t *ha)
746 {
747         if (ha->err_taskqueue != NULL) {
748                 taskqueue_drain(ha->err_taskqueue, &ha->err_task);
749                 taskqueue_free(ha->err_taskqueue);
750         }
751 
752         ha->err_taskqueue = NULL;
753 
754         return;
755 }
756 
757 /*
758  * Name:	qlnx_pci_attach
759  * Function:	attaches the device to the operating system
760  */
761 static int
762 qlnx_pci_attach(device_t dev)
763 {
764 	qlnx_host_t	*ha = NULL;
765 	uint32_t	rsrc_len_reg = 0;
766 	uint32_t	rsrc_len_dbells = 0;
767 	uint32_t	rsrc_len_msix = 0;
768 	int		i;
769 	uint32_t	mfw_ver;
770 	uint32_t	num_sp_msix = 0;
771 	uint32_t	num_rdma_irqs = 0;
772 
773         if ((ha = device_get_softc(dev)) == NULL) {
774                 device_printf(dev, "cannot get softc\n");
775                 return (ENOMEM);
776         }
777 
778         memset(ha, 0, sizeof (qlnx_host_t));
779 
780         ha->device_id = pci_get_device(dev);
781 
782         if (qlnx_valid_device(ha) != 0) {
783                 device_printf(dev, "device is not valid device\n");
784                 return (ENXIO);
785 	}
786         ha->pci_func = pci_get_function(dev);
787 
788         ha->pci_dev = dev;
789 
790 	mtx_init(&ha->hw_lock, "qlnx_hw_lock", MTX_NETWORK_LOCK, MTX_DEF);
791 
792         ha->flags.lock_init = 1;
793 
794         pci_enable_busmaster(dev);
795 
796 	/*
797 	 * map the PCI BARs
798 	 */
799 
800         ha->reg_rid = PCIR_BAR(0);
801         ha->pci_reg = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &ha->reg_rid,
802                                 RF_ACTIVE);
803 
804         if (ha->pci_reg == NULL) {
805                 device_printf(dev, "unable to map BAR0\n");
806                 goto qlnx_pci_attach_err;
807         }
808 
809         rsrc_len_reg = (uint32_t) bus_get_resource_count(dev, SYS_RES_MEMORY,
810                                         ha->reg_rid);
811 
812 	ha->dbells_rid = PCIR_BAR(2);
813 	rsrc_len_dbells = (uint32_t) bus_get_resource_count(dev,
814 					SYS_RES_MEMORY,
815 					ha->dbells_rid);
816 	if (rsrc_len_dbells) {
817 		ha->pci_dbells = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
818 					&ha->dbells_rid, RF_ACTIVE);
819 
820 		if (ha->pci_dbells == NULL) {
821 			device_printf(dev, "unable to map BAR1\n");
822 			goto qlnx_pci_attach_err;
823 		}
824 		ha->dbells_phys_addr = (uint64_t)
825 			bus_get_resource_start(dev, SYS_RES_MEMORY, ha->dbells_rid);
826 
827 		ha->dbells_size = rsrc_len_dbells;
828 	} else {
829 		if (qlnx_vf_device(ha) != 0) {
830 			device_printf(dev, " BAR1 size is zero\n");
831 			goto qlnx_pci_attach_err;
832 		}
833 	}
834 
835         ha->msix_rid = PCIR_BAR(4);
836         ha->msix_bar = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
837                         &ha->msix_rid, RF_ACTIVE);
838 
839         if (ha->msix_bar == NULL) {
840                 device_printf(dev, "unable to map BAR2\n");
841                 goto qlnx_pci_attach_err;
842 	}
843 
844         rsrc_len_msix = (uint32_t) bus_get_resource_count(dev, SYS_RES_MEMORY,
845                                         ha->msix_rid);
846 
847 	ha->dbg_level = 0x0000;
848 
849 	QL_DPRINT1(ha, "\n\t\t\t"
850 		"pci_dev = %p pci_reg = %p, reg_len = 0x%08x reg_rid = 0x%08x"
851 		"\n\t\t\tdbells = %p, dbells_len = 0x%08x dbells_rid = 0x%08x"
852 		"\n\t\t\tmsix = %p, msix_len = 0x%08x msix_rid = 0x%08x"
853 		" msix_avail = 0x%x "
854 		"\n\t\t\t[ncpus = %d]\n",
855 		ha->pci_dev, ha->pci_reg, rsrc_len_reg,
856 		ha->reg_rid, ha->pci_dbells, rsrc_len_dbells, ha->dbells_rid,
857 		ha->msix_bar, rsrc_len_msix, ha->msix_rid, pci_msix_count(dev),
858 		mp_ncpus);
859 	/*
860 	 * allocate dma tags
861 	 */
862 
863 	if (qlnx_alloc_parent_dma_tag(ha))
864                 goto qlnx_pci_attach_err;
865 
866 	if (qlnx_alloc_tx_dma_tag(ha))
867                 goto qlnx_pci_attach_err;
868 
869 	if (qlnx_alloc_rx_dma_tag(ha))
870                 goto qlnx_pci_attach_err;
871 
872 
873 	if (qlnx_init_hw(ha) != 0)
874 		goto qlnx_pci_attach_err;
875 
876         ha->flags.hw_init = 1;
877 
878 	qlnx_get_params(ha);
879 
880 	if((pci_get_device(dev) == QLOGIC_PCI_DEVICE_ID_1644) &&
881 		(qlnxe_queue_count == QLNX_DEFAULT_RSS)) {
882 		qlnxe_queue_count = QLNX_MAX_RSS;
883 	}
884 
885 	/*
886 	 * Allocate MSI-x vectors
887 	 */
888 	if (qlnx_vf_device(ha) != 0) {
889 		if (qlnxe_queue_count == 0)
890 			ha->num_rss = QLNX_DEFAULT_RSS;
891 		else
892 			ha->num_rss = qlnxe_queue_count;
893 
894 		num_sp_msix = ha->cdev.num_hwfns;
895 	} else {
896 		uint8_t max_rxq;
897 		uint8_t max_txq;
898 
899 		ecore_vf_get_num_rxqs(&ha->cdev.hwfns[0], &max_rxq);
900 		ecore_vf_get_num_rxqs(&ha->cdev.hwfns[0], &max_txq);
901 
902 		if (max_rxq < max_txq)
903 			ha->num_rss = max_rxq;
904 		else
905 			ha->num_rss = max_txq;
906 
907 		if (ha->num_rss > QLNX_MAX_VF_RSS)
908 			ha->num_rss = QLNX_MAX_VF_RSS;
909 
910 		num_sp_msix = 0;
911 	}
912 
913 	if (ha->num_rss > mp_ncpus)
914 		ha->num_rss = mp_ncpus;
915 
916 	ha->num_tc = QLNX_MAX_TC;
917 
918         ha->msix_count = pci_msix_count(dev);
919 
920 #ifdef QLNX_ENABLE_IWARP
921 
922 	num_rdma_irqs = qlnx_rdma_get_num_irqs(ha);
923 
924 #endif /* #ifdef QLNX_ENABLE_IWARP */
925 
926         if (!ha->msix_count ||
927 		(ha->msix_count < (num_sp_msix + 1 + num_rdma_irqs))) {
928                 device_printf(dev, "%s: msix_count[%d] not enough\n", __func__,
929                         ha->msix_count);
930                 goto qlnx_pci_attach_err;
931         }
932 
933 	if (ha->msix_count > (ha->num_rss + num_sp_msix + num_rdma_irqs))
934 		ha->msix_count = ha->num_rss + num_sp_msix + num_rdma_irqs;
935 	else
936 		ha->num_rss = ha->msix_count - (num_sp_msix + num_rdma_irqs);
937 
938 	QL_DPRINT1(ha, "\n\t\t\t"
939 		"pci_reg = %p, reg_len = 0x%08x reg_rid = 0x%08x"
940 		"\n\t\t\tdbells = %p, dbells_len = 0x%08x dbells_rid = 0x%08x"
941 		"\n\t\t\tmsix = %p, msix_len = 0x%08x msix_rid = 0x%08x"
942 		" msix_avail = 0x%x msix_alloc = 0x%x"
943 		"\n\t\t\t[ncpus = %d][num_rss = 0x%x] [num_tc = 0x%x]\n",
944 		 ha->pci_reg, rsrc_len_reg,
945 		ha->reg_rid, ha->pci_dbells, rsrc_len_dbells, ha->dbells_rid,
946 		ha->msix_bar, rsrc_len_msix, ha->msix_rid, pci_msix_count(dev),
947 		ha->msix_count, mp_ncpus, ha->num_rss, ha->num_tc);
948 
949         if (pci_alloc_msix(dev, &ha->msix_count)) {
950                 device_printf(dev, "%s: pci_alloc_msix[%d] failed\n", __func__,
951                         ha->msix_count);
952                 ha->msix_count = 0;
953                 goto qlnx_pci_attach_err;
954         }
955 
956 	/*
957 	 * Initialize slow path interrupt and task queue
958 	 */
959 
960 	if (num_sp_msix) {
961 		if (qlnx_create_sp_taskqueues(ha) != 0)
962 			goto qlnx_pci_attach_err;
963 
964 		for (i = 0; i < ha->cdev.num_hwfns; i++) {
965 			struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[i];
966 
967 			ha->sp_irq_rid[i] = i + 1;
968 			ha->sp_irq[i] = bus_alloc_resource_any(dev, SYS_RES_IRQ,
969 						&ha->sp_irq_rid[i],
970 						(RF_ACTIVE | RF_SHAREABLE));
971 			if (ha->sp_irq[i] == NULL) {
972                 		device_printf(dev,
973 					"could not allocate mbx interrupt\n");
974 				goto qlnx_pci_attach_err;
975 			}
976 
977 			if (bus_setup_intr(dev, ha->sp_irq[i],
978 				(INTR_TYPE_NET | INTR_MPSAFE), NULL,
979 				qlnx_sp_intr, p_hwfn, &ha->sp_handle[i])) {
980 				device_printf(dev,
981 					"could not setup slow path interrupt\n");
982 				goto qlnx_pci_attach_err;
983 			}
984 
985 			QL_DPRINT1(ha, "p_hwfn [%p] sp_irq_rid %d"
986 				" sp_irq %p sp_handle %p\n", p_hwfn,
987 				ha->sp_irq_rid[i], ha->sp_irq[i], ha->sp_handle[i]);
988 		}
989 	}
990 
991 	/*
992 	 * initialize fast path interrupt
993 	 */
994 	if (qlnx_create_fp_taskqueues(ha) != 0)
995 		goto qlnx_pci_attach_err;
996 
997         for (i = 0; i < ha->num_rss; i++) {
998                 ha->irq_vec[i].rss_idx = i;
999                 ha->irq_vec[i].ha = ha;
1000                 ha->irq_vec[i].irq_rid = (1 + num_sp_msix) + i;
1001 
1002                 ha->irq_vec[i].irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
1003                                 &ha->irq_vec[i].irq_rid,
1004                                 (RF_ACTIVE | RF_SHAREABLE));
1005 
1006                 if (ha->irq_vec[i].irq == NULL) {
1007                         device_printf(dev,
1008 				"could not allocate interrupt[%d] irq_rid = %d\n",
1009 				i, ha->irq_vec[i].irq_rid);
1010                         goto qlnx_pci_attach_err;
1011                 }
1012 
1013 		if (qlnx_alloc_tx_br(ha, &ha->fp_array[i])) {
1014                         device_printf(dev, "could not allocate tx_br[%d]\n", i);
1015                         goto qlnx_pci_attach_err;
1016 		}
1017 	}
1018 
1019 	if (qlnx_vf_device(ha) != 0) {
1020 		callout_init(&ha->qlnx_callout, 1);
1021 		ha->flags.callout_init = 1;
1022 
1023 		for (i = 0; i < ha->cdev.num_hwfns; i++) {
1024 			if (qlnx_grc_dumpsize(ha, &ha->grcdump_size[i], i) != 0)
1025 				goto qlnx_pci_attach_err;
1026 			if (ha->grcdump_size[i] == 0)
1027 				goto qlnx_pci_attach_err;
1028 
1029 			ha->grcdump_size[i] = ha->grcdump_size[i] << 2;
1030 			QL_DPRINT1(ha, "grcdump_size[%d] = 0x%08x\n",
1031 				i, ha->grcdump_size[i]);
1032 
1033 			ha->grcdump[i] = qlnx_zalloc(ha->grcdump_size[i]);
1034 			if (ha->grcdump[i] == NULL) {
1035 				device_printf(dev, "grcdump alloc[%d] failed\n", i);
1036 				goto qlnx_pci_attach_err;
1037 			}
1038 
1039 			if (qlnx_idle_chk_size(ha, &ha->idle_chk_size[i], i) != 0)
1040 				goto qlnx_pci_attach_err;
1041 			if (ha->idle_chk_size[i] == 0)
1042 				goto qlnx_pci_attach_err;
1043 
1044 			ha->idle_chk_size[i] = ha->idle_chk_size[i] << 2;
1045 			QL_DPRINT1(ha, "idle_chk_size[%d] = 0x%08x\n",
1046 				i, ha->idle_chk_size[i]);
1047 
1048 			ha->idle_chk[i] = qlnx_zalloc(ha->idle_chk_size[i]);
1049 
1050 			if (ha->idle_chk[i] == NULL) {
1051 				device_printf(dev, "idle_chk alloc failed\n");
1052 				goto qlnx_pci_attach_err;
1053 			}
1054 		}
1055 
1056 		if (qlnx_create_error_recovery_taskqueue(ha) != 0)
1057 			goto qlnx_pci_attach_err;
1058 	}
1059 
1060 	if (qlnx_slowpath_start(ha) != 0)
1061 		goto qlnx_pci_attach_err;
1062 	else
1063 		ha->flags.slowpath_start = 1;
1064 
1065 	if (qlnx_vf_device(ha) != 0) {
1066 		if (qlnx_get_flash_size(ha, &ha->flash_size) != 0) {
1067 			qlnx_mdelay(__func__, 1000);
1068 			qlnx_trigger_dump(ha);
1069 
1070 			goto qlnx_pci_attach_err0;
1071 		}
1072 
1073 		if (qlnx_get_mfw_version(ha, &mfw_ver) != 0) {
1074 			qlnx_mdelay(__func__, 1000);
1075 			qlnx_trigger_dump(ha);
1076 
1077 			goto qlnx_pci_attach_err0;
1078 		}
1079 	} else {
1080 		struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[0];
1081 		ecore_mcp_get_mfw_ver(p_hwfn, NULL, &mfw_ver, NULL);
1082 	}
1083 
1084 	snprintf(ha->mfw_ver, sizeof(ha->mfw_ver), "%d.%d.%d.%d",
1085 		((mfw_ver >> 24) & 0xFF), ((mfw_ver >> 16) & 0xFF),
1086 		((mfw_ver >> 8) & 0xFF), (mfw_ver & 0xFF));
1087 	snprintf(ha->stormfw_ver, sizeof(ha->stormfw_ver), "%d.%d.%d.%d",
1088 		FW_MAJOR_VERSION, FW_MINOR_VERSION, FW_REVISION_VERSION,
1089 		FW_ENGINEERING_VERSION);
1090 
1091 	QL_DPRINT1(ha, "STORM_FW version %s MFW version %s\n",
1092 		 ha->stormfw_ver, ha->mfw_ver);
1093 
1094 	qlnx_init_ifnet(dev, ha);
1095 
1096 	/*
1097 	 * add sysctls
1098 	 */
1099 	qlnx_add_sysctls(ha);
1100 
1101 qlnx_pci_attach_err0:
1102         /*
1103 	 * create ioctl device interface
1104 	 */
1105 	if (qlnx_vf_device(ha) != 0) {
1106 		if (qlnx_make_cdev(ha)) {
1107 			device_printf(dev, "%s: ql_make_cdev failed\n", __func__);
1108 			goto qlnx_pci_attach_err;
1109 		}
1110 
1111 #ifdef QLNX_ENABLE_IWARP
1112 		qlnx_rdma_dev_add(ha);
1113 #endif /* #ifdef QLNX_ENABLE_IWARP */
1114 	}
1115 
1116 #ifndef QLNX_VF
1117 #ifdef CONFIG_ECORE_SRIOV
1118 
1119 	if (qlnx_vf_device(ha) != 0)
1120 		qlnx_initialize_sriov(ha);
1121 
1122 #endif /* #ifdef CONFIG_ECORE_SRIOV */
1123 #endif /* #ifdef QLNX_VF */
1124 
1125 	QL_DPRINT2(ha, "success\n");
1126 
1127         return (0);
1128 
1129 qlnx_pci_attach_err:
1130 
1131 	qlnx_release(ha);
1132 
1133 	return (ENXIO);
1134 }
1135 
1136 /*
1137  * Name:	qlnx_pci_detach
1138  * Function:	Unhooks the device from the operating system
1139  */
1140 static int
1141 qlnx_pci_detach(device_t dev)
1142 {
1143 	qlnx_host_t	*ha = NULL;
1144 
1145         if ((ha = device_get_softc(dev)) == NULL) {
1146                 device_printf(dev, "%s: cannot get softc\n", __func__);
1147                 return (ENOMEM);
1148         }
1149 
1150 	if (qlnx_vf_device(ha) != 0) {
1151 #ifdef CONFIG_ECORE_SRIOV
1152 		int ret;
1153 
1154 		ret = pci_iov_detach(dev);
1155 		if (ret) {
1156                 	device_printf(dev, "%s: SRIOV in use\n", __func__);
1157 			return (ret);
1158 		}
1159 
1160 #endif /* #ifdef CONFIG_ECORE_SRIOV */
1161 
1162 #ifdef QLNX_ENABLE_IWARP
1163 		if (qlnx_rdma_dev_remove(ha) != 0)
1164 			return (EBUSY);
1165 #endif /* #ifdef QLNX_ENABLE_IWARP */
1166 	}
1167 
1168 	QLNX_LOCK(ha);
1169 	qlnx_stop(ha);
1170 	QLNX_UNLOCK(ha);
1171 
1172 	qlnx_release(ha);
1173 
1174         return (0);
1175 }
1176 
1177 #ifdef QLNX_ENABLE_IWARP
1178 
1179 static uint8_t
1180 qlnx_get_personality(uint8_t pci_func)
1181 {
1182 	uint8_t personality;
1183 
1184 	personality = (qlnxe_rdma_configuration >>
1185 				(pci_func * QLNX_PERSONALITY_BITS_PER_FUNC)) &
1186 				QLNX_PERSONALIY_MASK;
1187 	return (personality);
1188 }
1189 
1190 static void
1191 qlnx_set_personality(qlnx_host_t *ha)
1192 {
1193 	struct ecore_hwfn *p_hwfn;
1194 	uint8_t personality;
1195 
1196 	p_hwfn = &ha->cdev.hwfns[0];
1197 
1198 	personality = qlnx_get_personality(ha->pci_func);
1199 
1200 	switch (personality) {
1201 	case QLNX_PERSONALITY_DEFAULT:
1202                	device_printf(ha->pci_dev, "%s: DEFAULT\n",
1203 			__func__);
1204 		ha->personality = ECORE_PCI_DEFAULT;
1205 		break;
1206 
1207 	case QLNX_PERSONALITY_ETH_ONLY:
1208                	device_printf(ha->pci_dev, "%s: ETH_ONLY\n",
1209 			__func__);
1210 		ha->personality = ECORE_PCI_ETH;
1211 		break;
1212 
1213 	case QLNX_PERSONALITY_ETH_IWARP:
1214                	device_printf(ha->pci_dev, "%s: ETH_IWARP\n",
1215 			__func__);
1216 		ha->personality = ECORE_PCI_ETH_IWARP;
1217 		break;
1218 
1219 	case QLNX_PERSONALITY_ETH_ROCE:
1220                	device_printf(ha->pci_dev, "%s: ETH_ROCE\n",
1221 			__func__);
1222 		ha->personality = ECORE_PCI_ETH_ROCE;
1223 		break;
1224 	}
1225 
1226 	return;
1227 }
1228 
1229 #endif /* #ifdef QLNX_ENABLE_IWARP */
1230 
1231 static int
1232 qlnx_init_hw(qlnx_host_t *ha)
1233 {
1234 	int				rval = 0;
1235 	struct ecore_hw_prepare_params	params;
1236 
1237 	ecore_init_struct(&ha->cdev);
1238 
1239 	/* ha->dp_module = ECORE_MSG_PROBE |
1240 				ECORE_MSG_INTR |
1241 				ECORE_MSG_SP |
1242 				ECORE_MSG_LINK |
1243 				ECORE_MSG_SPQ |
1244 				ECORE_MSG_RDMA;
1245 	ha->dp_level = ECORE_LEVEL_VERBOSE;*/
1246 	//ha->dp_module = ECORE_MSG_RDMA | ECORE_MSG_INTR | ECORE_MSG_LL2;
1247 	ha->dp_level = ECORE_LEVEL_NOTICE;
1248 	//ha->dp_level = ECORE_LEVEL_VERBOSE;
1249 
1250 	ecore_init_dp(&ha->cdev, ha->dp_module, ha->dp_level, ha->pci_dev);
1251 
1252 	ha->cdev.regview = ha->pci_reg;
1253 
1254 	ha->personality = ECORE_PCI_DEFAULT;
1255 
1256 	if (qlnx_vf_device(ha) == 0) {
1257 		ha->cdev.b_is_vf = true;
1258 
1259 		if (ha->pci_dbells != NULL) {
1260 			ha->cdev.doorbells = ha->pci_dbells;
1261 			ha->cdev.db_phys_addr = ha->dbells_phys_addr;
1262 			ha->cdev.db_size = ha->dbells_size;
1263 		} else {
1264 			ha->pci_dbells = ha->pci_reg;
1265 		}
1266 	} else {
1267 		ha->cdev.doorbells = ha->pci_dbells;
1268 		ha->cdev.db_phys_addr = ha->dbells_phys_addr;
1269 		ha->cdev.db_size = ha->dbells_size;
1270 
1271 #ifdef QLNX_ENABLE_IWARP
1272 
1273 		if (qlnx_rdma_supported(ha) == 0)
1274 			qlnx_set_personality(ha);
1275 
1276 #endif /* #ifdef QLNX_ENABLE_IWARP */
1277 	}
1278 	QL_DPRINT2(ha, "%s: %s\n", __func__,
1279 		(ha->personality == ECORE_PCI_ETH_IWARP ? "iwarp": "ethernet"));
1280 
1281 	bzero(&params, sizeof (struct ecore_hw_prepare_params));
1282 
1283 	params.personality = ha->personality;
1284 
1285 	params.drv_resc_alloc = false;
1286 	params.chk_reg_fifo = false;
1287 	params.initiate_pf_flr = true;
1288 	params.epoch = 0;
1289 
1290 	ecore_hw_prepare(&ha->cdev, &params);
1291 
1292 	qlnx_set_id(&ha->cdev, qlnx_name_str, qlnx_ver_str);
1293 
1294 	QL_DPRINT1(ha, "ha = %p cdev = %p p_hwfn = %p\n",
1295 		ha, &ha->cdev, &ha->cdev.hwfns[0]);
1296 
1297 	return (rval);
1298 }
1299 
1300 static void
1301 qlnx_release(qlnx_host_t *ha)
1302 {
1303         device_t	dev;
1304         int		i;
1305 
1306         dev = ha->pci_dev;
1307 
1308 	QL_DPRINT2(ha, "enter\n");
1309 
1310 	for (i = 0; i < QLNX_MAX_HW_FUNCS; i++) {
1311 		if (ha->idle_chk[i] != NULL) {
1312 			free(ha->idle_chk[i], M_QLNXBUF);
1313 			ha->idle_chk[i] = NULL;
1314 		}
1315 
1316 		if (ha->grcdump[i] != NULL) {
1317 			free(ha->grcdump[i], M_QLNXBUF);
1318 			ha->grcdump[i] = NULL;
1319 		}
1320 	}
1321 
1322         if (ha->flags.callout_init)
1323                 callout_drain(&ha->qlnx_callout);
1324 
1325 	if (ha->flags.slowpath_start) {
1326 		qlnx_slowpath_stop(ha);
1327 	}
1328 
1329         if (ha->flags.hw_init)
1330 		ecore_hw_remove(&ha->cdev);
1331 
1332         qlnx_del_cdev(ha);
1333 
1334         if (ha->ifp != NULL)
1335                 ether_ifdetach(ha->ifp);
1336 
1337 	qlnx_free_tx_dma_tag(ha);
1338 
1339 	qlnx_free_rx_dma_tag(ha);
1340 
1341 	qlnx_free_parent_dma_tag(ha);
1342 
1343 	if (qlnx_vf_device(ha) != 0) {
1344 		qlnx_destroy_error_recovery_taskqueue(ha);
1345 	}
1346 
1347         for (i = 0; i < ha->num_rss; i++) {
1348 		struct qlnx_fastpath *fp = &ha->fp_array[i];
1349 
1350                 if (ha->irq_vec[i].handle) {
1351                         (void)bus_teardown_intr(dev, ha->irq_vec[i].irq,
1352                                         ha->irq_vec[i].handle);
1353                 }
1354 
1355                 if (ha->irq_vec[i].irq) {
1356                         (void)bus_release_resource(dev, SYS_RES_IRQ,
1357                                 ha->irq_vec[i].irq_rid,
1358                                 ha->irq_vec[i].irq);
1359                 }
1360 
1361 		qlnx_free_tx_br(ha, fp);
1362         }
1363 	qlnx_destroy_fp_taskqueues(ha);
1364 
1365  	for (i = 0; i < ha->cdev.num_hwfns; i++) {
1366         	if (ha->sp_handle[i])
1367                 	(void)bus_teardown_intr(dev, ha->sp_irq[i],
1368 				ha->sp_handle[i]);
1369 
1370         	if (ha->sp_irq[i])
1371 			(void) bus_release_resource(dev, SYS_RES_IRQ,
1372 				ha->sp_irq_rid[i], ha->sp_irq[i]);
1373 	}
1374 
1375 	qlnx_destroy_sp_taskqueues(ha);
1376 
1377         if (ha->msix_count)
1378                 pci_release_msi(dev);
1379 
1380         if (ha->flags.lock_init) {
1381                 mtx_destroy(&ha->hw_lock);
1382         }
1383 
1384         if (ha->pci_reg)
1385                 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->reg_rid,
1386                                 ha->pci_reg);
1387 
1388         if (ha->dbells_size && ha->pci_dbells)
1389                 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->dbells_rid,
1390                                 ha->pci_dbells);
1391 
1392         if (ha->msix_bar)
1393                 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->msix_rid,
1394                                 ha->msix_bar);
1395 
1396 	QL_DPRINT2(ha, "exit\n");
1397 	return;
1398 }
1399 
1400 static void
1401 qlnx_trigger_dump(qlnx_host_t *ha)
1402 {
1403 	int	i;
1404 
1405 	if (ha->ifp != NULL)
1406 		ha->ifp->if_drv_flags &= ~(IFF_DRV_OACTIVE | IFF_DRV_RUNNING);
1407 
1408 	QL_DPRINT2(ha, "enter\n");
1409 
1410 	if (qlnx_vf_device(ha) == 0)
1411 		return;
1412 
1413 	ha->error_recovery = 1;
1414 
1415 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
1416 		qlnx_grc_dump(ha, &ha->grcdump_dwords[i], i);
1417 		qlnx_idle_chk(ha, &ha->idle_chk_dwords[i], i);
1418 	}
1419 
1420 	QL_DPRINT2(ha, "exit\n");
1421 
1422 	return;
1423 }
1424 
1425 static int
1426 qlnx_trigger_dump_sysctl(SYSCTL_HANDLER_ARGS)
1427 {
1428         int		err, ret = 0;
1429         qlnx_host_t	*ha;
1430 
1431         err = sysctl_handle_int(oidp, &ret, 0, req);
1432 
1433         if (err || !req->newptr)
1434                 return (err);
1435 
1436         if (ret == 1) {
1437                 ha = (qlnx_host_t *)arg1;
1438                 qlnx_trigger_dump(ha);
1439         }
1440         return (err);
1441 }
1442 
1443 static int
1444 qlnx_set_tx_coalesce(SYSCTL_HANDLER_ARGS)
1445 {
1446         int			err, i, ret = 0, usecs = 0;
1447         qlnx_host_t		*ha;
1448 	struct ecore_hwfn	*p_hwfn;
1449 	struct qlnx_fastpath	*fp;
1450 
1451         err = sysctl_handle_int(oidp, &usecs, 0, req);
1452 
1453         if (err || !req->newptr || !usecs || (usecs > 255))
1454                 return (err);
1455 
1456         ha = (qlnx_host_t *)arg1;
1457 
1458 	if (qlnx_vf_device(ha) == 0)
1459 		return (-1);
1460 
1461 	for (i = 0; i < ha->num_rss; i++) {
1462 		p_hwfn = &ha->cdev.hwfns[(i % ha->cdev.num_hwfns)];
1463 
1464         	fp = &ha->fp_array[i];
1465 
1466 		if (fp->txq[0]->handle != NULL) {
1467 			ret = ecore_set_queue_coalesce(p_hwfn, 0,
1468 					(uint16_t)usecs, fp->txq[0]->handle);
1469 		}
1470         }
1471 
1472 	if (!ret)
1473 		ha->tx_coalesce_usecs = (uint8_t)usecs;
1474 
1475         return (err);
1476 }
1477 
1478 static int
1479 qlnx_set_rx_coalesce(SYSCTL_HANDLER_ARGS)
1480 {
1481         int			err, i, ret = 0, usecs = 0;
1482         qlnx_host_t		*ha;
1483 	struct ecore_hwfn	*p_hwfn;
1484 	struct qlnx_fastpath	*fp;
1485 
1486         err = sysctl_handle_int(oidp, &usecs, 0, req);
1487 
1488         if (err || !req->newptr || !usecs || (usecs > 255))
1489                 return (err);
1490 
1491         ha = (qlnx_host_t *)arg1;
1492 
1493 	if (qlnx_vf_device(ha) == 0)
1494 		return (-1);
1495 
1496 	for (i = 0; i < ha->num_rss; i++) {
1497 		p_hwfn = &ha->cdev.hwfns[(i % ha->cdev.num_hwfns)];
1498 
1499         	fp = &ha->fp_array[i];
1500 
1501 		if (fp->rxq->handle != NULL) {
1502 			ret = ecore_set_queue_coalesce(p_hwfn, (uint16_t)usecs,
1503 					 0, fp->rxq->handle);
1504 		}
1505 	}
1506 
1507 	if (!ret)
1508 		ha->rx_coalesce_usecs = (uint8_t)usecs;
1509 
1510         return (err);
1511 }
1512 
1513 static void
1514 qlnx_add_sp_stats_sysctls(qlnx_host_t *ha)
1515 {
1516         struct sysctl_ctx_list	*ctx;
1517         struct sysctl_oid_list	*children;
1518 	struct sysctl_oid	*ctx_oid;
1519 
1520         ctx = device_get_sysctl_ctx(ha->pci_dev);
1521 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
1522 
1523 	ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "spstat",
1524 	    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "spstat");
1525         children = SYSCTL_CHILDREN(ctx_oid);
1526 
1527 	SYSCTL_ADD_QUAD(ctx, children,
1528                 OID_AUTO, "sp_interrupts",
1529                 CTLFLAG_RD, &ha->sp_interrupts,
1530                 "No. of slowpath interrupts");
1531 
1532 	return;
1533 }
1534 
1535 static void
1536 qlnx_add_fp_stats_sysctls(qlnx_host_t *ha)
1537 {
1538         struct sysctl_ctx_list	*ctx;
1539         struct sysctl_oid_list	*children;
1540         struct sysctl_oid_list	*node_children;
1541 	struct sysctl_oid	*ctx_oid;
1542 	int			i, j;
1543 	uint8_t			name_str[16];
1544 
1545         ctx = device_get_sysctl_ctx(ha->pci_dev);
1546 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
1547 
1548 	ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "fpstat",
1549 	    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "fpstat");
1550 	children = SYSCTL_CHILDREN(ctx_oid);
1551 
1552 	for (i = 0; i < ha->num_rss; i++) {
1553 		bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1554 		snprintf(name_str, sizeof(name_str), "%d", i);
1555 
1556 		ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
1557 		    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, name_str);
1558 		node_children = SYSCTL_CHILDREN(ctx_oid);
1559 
1560 		/* Tx Related */
1561 
1562 		SYSCTL_ADD_QUAD(ctx, node_children,
1563 			OID_AUTO, "tx_pkts_processed",
1564 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_processed,
1565 			"No. of packets processed for transmission");
1566 
1567 		SYSCTL_ADD_QUAD(ctx, node_children,
1568 			OID_AUTO, "tx_pkts_freed",
1569 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_freed,
1570 			"No. of freed packets");
1571 
1572 		SYSCTL_ADD_QUAD(ctx, node_children,
1573 			OID_AUTO, "tx_pkts_transmitted",
1574 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_transmitted,
1575 			"No. of transmitted packets");
1576 
1577 		SYSCTL_ADD_QUAD(ctx, node_children,
1578 			OID_AUTO, "tx_pkts_completed",
1579 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_completed,
1580 			"No. of transmit completions");
1581 
1582                 SYSCTL_ADD_QUAD(ctx, node_children,
1583                         OID_AUTO, "tx_non_tso_pkts",
1584                         CTLFLAG_RD, &ha->fp_array[i].tx_non_tso_pkts,
1585                         "No. of non LSO transmited packets");
1586 
1587 #ifdef QLNX_TRACE_PERF_DATA
1588 
1589                 SYSCTL_ADD_QUAD(ctx, node_children,
1590                         OID_AUTO, "tx_pkts_trans_ctx",
1591                         CTLFLAG_RD, &ha->fp_array[i].tx_pkts_trans_ctx,
1592                         "No. of transmitted packets in transmit context");
1593 
1594                 SYSCTL_ADD_QUAD(ctx, node_children,
1595                         OID_AUTO, "tx_pkts_compl_ctx",
1596                         CTLFLAG_RD, &ha->fp_array[i].tx_pkts_compl_ctx,
1597                         "No. of transmit completions in transmit context");
1598 
1599                 SYSCTL_ADD_QUAD(ctx, node_children,
1600                         OID_AUTO, "tx_pkts_trans_fp",
1601                         CTLFLAG_RD, &ha->fp_array[i].tx_pkts_trans_fp,
1602                         "No. of transmitted packets in taskqueue");
1603 
1604                 SYSCTL_ADD_QUAD(ctx, node_children,
1605                         OID_AUTO, "tx_pkts_compl_fp",
1606                         CTLFLAG_RD, &ha->fp_array[i].tx_pkts_compl_fp,
1607                         "No. of transmit completions in taskqueue");
1608 
1609                 SYSCTL_ADD_QUAD(ctx, node_children,
1610                         OID_AUTO, "tx_pkts_compl_intr",
1611                         CTLFLAG_RD, &ha->fp_array[i].tx_pkts_compl_intr,
1612                         "No. of transmit completions in interrupt ctx");
1613 #endif
1614 
1615                 SYSCTL_ADD_QUAD(ctx, node_children,
1616                         OID_AUTO, "tx_tso_pkts",
1617                         CTLFLAG_RD, &ha->fp_array[i].tx_tso_pkts,
1618                         "No. of LSO transmited packets");
1619 
1620 		SYSCTL_ADD_QUAD(ctx, node_children,
1621 			OID_AUTO, "tx_lso_wnd_min_len",
1622 			CTLFLAG_RD, &ha->fp_array[i].tx_lso_wnd_min_len,
1623 			"tx_lso_wnd_min_len");
1624 
1625 		SYSCTL_ADD_QUAD(ctx, node_children,
1626 			OID_AUTO, "tx_defrag",
1627 			CTLFLAG_RD, &ha->fp_array[i].tx_defrag,
1628 			"tx_defrag");
1629 
1630 		SYSCTL_ADD_QUAD(ctx, node_children,
1631 			OID_AUTO, "tx_nsegs_gt_elem_left",
1632 			CTLFLAG_RD, &ha->fp_array[i].tx_nsegs_gt_elem_left,
1633 			"tx_nsegs_gt_elem_left");
1634 
1635 		SYSCTL_ADD_UINT(ctx, node_children,
1636 			OID_AUTO, "tx_tso_max_nsegs",
1637 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_max_nsegs,
1638 			ha->fp_array[i].tx_tso_max_nsegs, "tx_tso_max_nsegs");
1639 
1640 		SYSCTL_ADD_UINT(ctx, node_children,
1641 			OID_AUTO, "tx_tso_min_nsegs",
1642 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_min_nsegs,
1643 			ha->fp_array[i].tx_tso_min_nsegs, "tx_tso_min_nsegs");
1644 
1645 		SYSCTL_ADD_UINT(ctx, node_children,
1646 			OID_AUTO, "tx_tso_max_pkt_len",
1647 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_max_pkt_len,
1648 			ha->fp_array[i].tx_tso_max_pkt_len,
1649 			"tx_tso_max_pkt_len");
1650 
1651 		SYSCTL_ADD_UINT(ctx, node_children,
1652 			OID_AUTO, "tx_tso_min_pkt_len",
1653 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_min_pkt_len,
1654 			ha->fp_array[i].tx_tso_min_pkt_len,
1655 			"tx_tso_min_pkt_len");
1656 
1657 		for (j = 0; j < QLNX_FP_MAX_SEGS; j++) {
1658 			bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1659 			snprintf(name_str, sizeof(name_str),
1660 				"tx_pkts_nseg_%02d", (j+1));
1661 
1662 			SYSCTL_ADD_QUAD(ctx, node_children,
1663 				OID_AUTO, name_str, CTLFLAG_RD,
1664 				&ha->fp_array[i].tx_pkts[j], name_str);
1665 		}
1666 
1667 #ifdef QLNX_TRACE_PERF_DATA
1668                 for (j = 0; j < 18; j++) {
1669                         bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1670                         snprintf(name_str, sizeof(name_str),
1671                                 "tx_pkts_hist_%02d", (j+1));
1672 
1673                         SYSCTL_ADD_QUAD(ctx, node_children,
1674                                 OID_AUTO, name_str, CTLFLAG_RD,
1675                                 &ha->fp_array[i].tx_pkts_hist[j], name_str);
1676                 }
1677                 for (j = 0; j < 5; j++) {
1678                         bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1679                         snprintf(name_str, sizeof(name_str),
1680                                 "tx_comInt_%02d", (j+1));
1681 
1682                         SYSCTL_ADD_QUAD(ctx, node_children,
1683                                 OID_AUTO, name_str, CTLFLAG_RD,
1684                                 &ha->fp_array[i].tx_comInt[j], name_str);
1685                 }
1686                 for (j = 0; j < 18; j++) {
1687                         bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1688                         snprintf(name_str, sizeof(name_str),
1689                                 "tx_pkts_q_%02d", (j+1));
1690 
1691                         SYSCTL_ADD_QUAD(ctx, node_children,
1692                                 OID_AUTO, name_str, CTLFLAG_RD,
1693                                 &ha->fp_array[i].tx_pkts_q[j], name_str);
1694                 }
1695 #endif
1696 
1697 		SYSCTL_ADD_QUAD(ctx, node_children,
1698 			OID_AUTO, "err_tx_nsegs_gt_elem_left",
1699 			CTLFLAG_RD, &ha->fp_array[i].err_tx_nsegs_gt_elem_left,
1700 			"err_tx_nsegs_gt_elem_left");
1701 
1702 		SYSCTL_ADD_QUAD(ctx, node_children,
1703 			OID_AUTO, "err_tx_dmamap_create",
1704 			CTLFLAG_RD, &ha->fp_array[i].err_tx_dmamap_create,
1705 			"err_tx_dmamap_create");
1706 
1707 		SYSCTL_ADD_QUAD(ctx, node_children,
1708 			OID_AUTO, "err_tx_defrag_dmamap_load",
1709 			CTLFLAG_RD, &ha->fp_array[i].err_tx_defrag_dmamap_load,
1710 			"err_tx_defrag_dmamap_load");
1711 
1712 		SYSCTL_ADD_QUAD(ctx, node_children,
1713 			OID_AUTO, "err_tx_non_tso_max_seg",
1714 			CTLFLAG_RD, &ha->fp_array[i].err_tx_non_tso_max_seg,
1715 			"err_tx_non_tso_max_seg");
1716 
1717 		SYSCTL_ADD_QUAD(ctx, node_children,
1718 			OID_AUTO, "err_tx_dmamap_load",
1719 			CTLFLAG_RD, &ha->fp_array[i].err_tx_dmamap_load,
1720 			"err_tx_dmamap_load");
1721 
1722 		SYSCTL_ADD_QUAD(ctx, node_children,
1723 			OID_AUTO, "err_tx_defrag",
1724 			CTLFLAG_RD, &ha->fp_array[i].err_tx_defrag,
1725 			"err_tx_defrag");
1726 
1727 		SYSCTL_ADD_QUAD(ctx, node_children,
1728 			OID_AUTO, "err_tx_free_pkt_null",
1729 			CTLFLAG_RD, &ha->fp_array[i].err_tx_free_pkt_null,
1730 			"err_tx_free_pkt_null");
1731 
1732 		SYSCTL_ADD_QUAD(ctx, node_children,
1733 			OID_AUTO, "err_tx_cons_idx_conflict",
1734 			CTLFLAG_RD, &ha->fp_array[i].err_tx_cons_idx_conflict,
1735 			"err_tx_cons_idx_conflict");
1736 
1737 		SYSCTL_ADD_QUAD(ctx, node_children,
1738 			OID_AUTO, "lro_cnt_64",
1739 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_64,
1740 			"lro_cnt_64");
1741 
1742 		SYSCTL_ADD_QUAD(ctx, node_children,
1743 			OID_AUTO, "lro_cnt_128",
1744 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_128,
1745 			"lro_cnt_128");
1746 
1747 		SYSCTL_ADD_QUAD(ctx, node_children,
1748 			OID_AUTO, "lro_cnt_256",
1749 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_256,
1750 			"lro_cnt_256");
1751 
1752 		SYSCTL_ADD_QUAD(ctx, node_children,
1753 			OID_AUTO, "lro_cnt_512",
1754 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_512,
1755 			"lro_cnt_512");
1756 
1757 		SYSCTL_ADD_QUAD(ctx, node_children,
1758 			OID_AUTO, "lro_cnt_1024",
1759 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_1024,
1760 			"lro_cnt_1024");
1761 
1762 		/* Rx Related */
1763 
1764 		SYSCTL_ADD_QUAD(ctx, node_children,
1765 			OID_AUTO, "rx_pkts",
1766 			CTLFLAG_RD, &ha->fp_array[i].rx_pkts,
1767 			"No. of received packets");
1768 
1769 		SYSCTL_ADD_QUAD(ctx, node_children,
1770 			OID_AUTO, "tpa_start",
1771 			CTLFLAG_RD, &ha->fp_array[i].tpa_start,
1772 			"No. of tpa_start packets");
1773 
1774 		SYSCTL_ADD_QUAD(ctx, node_children,
1775 			OID_AUTO, "tpa_cont",
1776 			CTLFLAG_RD, &ha->fp_array[i].tpa_cont,
1777 			"No. of tpa_cont packets");
1778 
1779 		SYSCTL_ADD_QUAD(ctx, node_children,
1780 			OID_AUTO, "tpa_end",
1781 			CTLFLAG_RD, &ha->fp_array[i].tpa_end,
1782 			"No. of tpa_end packets");
1783 
1784 		SYSCTL_ADD_QUAD(ctx, node_children,
1785 			OID_AUTO, "err_m_getcl",
1786 			CTLFLAG_RD, &ha->fp_array[i].err_m_getcl,
1787 			"err_m_getcl");
1788 
1789 		SYSCTL_ADD_QUAD(ctx, node_children,
1790 			OID_AUTO, "err_m_getjcl",
1791 			CTLFLAG_RD, &ha->fp_array[i].err_m_getjcl,
1792 			"err_m_getjcl");
1793 
1794 		SYSCTL_ADD_QUAD(ctx, node_children,
1795 			OID_AUTO, "err_rx_hw_errors",
1796 			CTLFLAG_RD, &ha->fp_array[i].err_rx_hw_errors,
1797 			"err_rx_hw_errors");
1798 
1799 		SYSCTL_ADD_QUAD(ctx, node_children,
1800 			OID_AUTO, "err_rx_alloc_errors",
1801 			CTLFLAG_RD, &ha->fp_array[i].err_rx_alloc_errors,
1802 			"err_rx_alloc_errors");
1803 	}
1804 
1805 	return;
1806 }
1807 
1808 static void
1809 qlnx_add_hw_stats_sysctls(qlnx_host_t *ha)
1810 {
1811         struct sysctl_ctx_list	*ctx;
1812         struct sysctl_oid_list	*children;
1813 	struct sysctl_oid	*ctx_oid;
1814 
1815         ctx = device_get_sysctl_ctx(ha->pci_dev);
1816 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
1817 
1818 	ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "hwstat",
1819 	    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "hwstat");
1820         children = SYSCTL_CHILDREN(ctx_oid);
1821 
1822 	SYSCTL_ADD_QUAD(ctx, children,
1823                 OID_AUTO, "no_buff_discards",
1824                 CTLFLAG_RD, &ha->hw_stats.common.no_buff_discards,
1825                 "No. of packets discarded due to lack of buffer");
1826 
1827 	SYSCTL_ADD_QUAD(ctx, children,
1828                 OID_AUTO, "packet_too_big_discard",
1829                 CTLFLAG_RD, &ha->hw_stats.common.packet_too_big_discard,
1830                 "No. of packets discarded because packet was too big");
1831 
1832 	SYSCTL_ADD_QUAD(ctx, children,
1833                 OID_AUTO, "ttl0_discard",
1834                 CTLFLAG_RD, &ha->hw_stats.common.ttl0_discard,
1835                 "ttl0_discard");
1836 
1837 	SYSCTL_ADD_QUAD(ctx, children,
1838                 OID_AUTO, "rx_ucast_bytes",
1839                 CTLFLAG_RD, &ha->hw_stats.common.rx_ucast_bytes,
1840                 "rx_ucast_bytes");
1841 
1842 	SYSCTL_ADD_QUAD(ctx, children,
1843                 OID_AUTO, "rx_mcast_bytes",
1844                 CTLFLAG_RD, &ha->hw_stats.common.rx_mcast_bytes,
1845                 "rx_mcast_bytes");
1846 
1847 	SYSCTL_ADD_QUAD(ctx, children,
1848                 OID_AUTO, "rx_bcast_bytes",
1849                 CTLFLAG_RD, &ha->hw_stats.common.rx_bcast_bytes,
1850                 "rx_bcast_bytes");
1851 
1852 	SYSCTL_ADD_QUAD(ctx, children,
1853                 OID_AUTO, "rx_ucast_pkts",
1854                 CTLFLAG_RD, &ha->hw_stats.common.rx_ucast_pkts,
1855                 "rx_ucast_pkts");
1856 
1857 	SYSCTL_ADD_QUAD(ctx, children,
1858                 OID_AUTO, "rx_mcast_pkts",
1859                 CTLFLAG_RD, &ha->hw_stats.common.rx_mcast_pkts,
1860                 "rx_mcast_pkts");
1861 
1862 	SYSCTL_ADD_QUAD(ctx, children,
1863                 OID_AUTO, "rx_bcast_pkts",
1864                 CTLFLAG_RD, &ha->hw_stats.common.rx_bcast_pkts,
1865                 "rx_bcast_pkts");
1866 
1867 	SYSCTL_ADD_QUAD(ctx, children,
1868                 OID_AUTO, "mftag_filter_discards",
1869                 CTLFLAG_RD, &ha->hw_stats.common.mftag_filter_discards,
1870                 "mftag_filter_discards");
1871 
1872 	SYSCTL_ADD_QUAD(ctx, children,
1873                 OID_AUTO, "mac_filter_discards",
1874                 CTLFLAG_RD, &ha->hw_stats.common.mac_filter_discards,
1875                 "mac_filter_discards");
1876 
1877 	SYSCTL_ADD_QUAD(ctx, children,
1878                 OID_AUTO, "tx_ucast_bytes",
1879                 CTLFLAG_RD, &ha->hw_stats.common.tx_ucast_bytes,
1880                 "tx_ucast_bytes");
1881 
1882 	SYSCTL_ADD_QUAD(ctx, children,
1883                 OID_AUTO, "tx_mcast_bytes",
1884                 CTLFLAG_RD, &ha->hw_stats.common.tx_mcast_bytes,
1885                 "tx_mcast_bytes");
1886 
1887 	SYSCTL_ADD_QUAD(ctx, children,
1888                 OID_AUTO, "tx_bcast_bytes",
1889                 CTLFLAG_RD, &ha->hw_stats.common.tx_bcast_bytes,
1890                 "tx_bcast_bytes");
1891 
1892 	SYSCTL_ADD_QUAD(ctx, children,
1893                 OID_AUTO, "tx_ucast_pkts",
1894                 CTLFLAG_RD, &ha->hw_stats.common.tx_ucast_pkts,
1895                 "tx_ucast_pkts");
1896 
1897 	SYSCTL_ADD_QUAD(ctx, children,
1898                 OID_AUTO, "tx_mcast_pkts",
1899                 CTLFLAG_RD, &ha->hw_stats.common.tx_mcast_pkts,
1900                 "tx_mcast_pkts");
1901 
1902 	SYSCTL_ADD_QUAD(ctx, children,
1903                 OID_AUTO, "tx_bcast_pkts",
1904                 CTLFLAG_RD, &ha->hw_stats.common.tx_bcast_pkts,
1905                 "tx_bcast_pkts");
1906 
1907 	SYSCTL_ADD_QUAD(ctx, children,
1908                 OID_AUTO, "tx_err_drop_pkts",
1909                 CTLFLAG_RD, &ha->hw_stats.common.tx_err_drop_pkts,
1910                 "tx_err_drop_pkts");
1911 
1912 	SYSCTL_ADD_QUAD(ctx, children,
1913                 OID_AUTO, "tpa_coalesced_pkts",
1914                 CTLFLAG_RD, &ha->hw_stats.common.tpa_coalesced_pkts,
1915                 "tpa_coalesced_pkts");
1916 
1917 	SYSCTL_ADD_QUAD(ctx, children,
1918                 OID_AUTO, "tpa_coalesced_events",
1919                 CTLFLAG_RD, &ha->hw_stats.common.tpa_coalesced_events,
1920                 "tpa_coalesced_events");
1921 
1922 	SYSCTL_ADD_QUAD(ctx, children,
1923                 OID_AUTO, "tpa_aborts_num",
1924                 CTLFLAG_RD, &ha->hw_stats.common.tpa_aborts_num,
1925                 "tpa_aborts_num");
1926 
1927 	SYSCTL_ADD_QUAD(ctx, children,
1928                 OID_AUTO, "tpa_not_coalesced_pkts",
1929                 CTLFLAG_RD, &ha->hw_stats.common.tpa_not_coalesced_pkts,
1930                 "tpa_not_coalesced_pkts");
1931 
1932 	SYSCTL_ADD_QUAD(ctx, children,
1933                 OID_AUTO, "tpa_coalesced_bytes",
1934                 CTLFLAG_RD, &ha->hw_stats.common.tpa_coalesced_bytes,
1935                 "tpa_coalesced_bytes");
1936 
1937 	SYSCTL_ADD_QUAD(ctx, children,
1938                 OID_AUTO, "rx_64_byte_packets",
1939                 CTLFLAG_RD, &ha->hw_stats.common.rx_64_byte_packets,
1940                 "rx_64_byte_packets");
1941 
1942 	SYSCTL_ADD_QUAD(ctx, children,
1943                 OID_AUTO, "rx_65_to_127_byte_packets",
1944                 CTLFLAG_RD, &ha->hw_stats.common.rx_65_to_127_byte_packets,
1945                 "rx_65_to_127_byte_packets");
1946 
1947 	SYSCTL_ADD_QUAD(ctx, children,
1948                 OID_AUTO, "rx_128_to_255_byte_packets",
1949                 CTLFLAG_RD, &ha->hw_stats.common.rx_128_to_255_byte_packets,
1950                 "rx_128_to_255_byte_packets");
1951 
1952 	SYSCTL_ADD_QUAD(ctx, children,
1953                 OID_AUTO, "rx_256_to_511_byte_packets",
1954                 CTLFLAG_RD, &ha->hw_stats.common.rx_256_to_511_byte_packets,
1955                 "rx_256_to_511_byte_packets");
1956 
1957 	SYSCTL_ADD_QUAD(ctx, children,
1958                 OID_AUTO, "rx_512_to_1023_byte_packets",
1959                 CTLFLAG_RD, &ha->hw_stats.common.rx_512_to_1023_byte_packets,
1960                 "rx_512_to_1023_byte_packets");
1961 
1962 	SYSCTL_ADD_QUAD(ctx, children,
1963                 OID_AUTO, "rx_1024_to_1518_byte_packets",
1964                 CTLFLAG_RD, &ha->hw_stats.common.rx_1024_to_1518_byte_packets,
1965                 "rx_1024_to_1518_byte_packets");
1966 
1967 	SYSCTL_ADD_QUAD(ctx, children,
1968                 OID_AUTO, "rx_1519_to_1522_byte_packets",
1969                 CTLFLAG_RD, &ha->hw_stats.bb.rx_1519_to_1522_byte_packets,
1970                 "rx_1519_to_1522_byte_packets");
1971 
1972 	SYSCTL_ADD_QUAD(ctx, children,
1973                 OID_AUTO, "rx_1523_to_2047_byte_packets",
1974                 CTLFLAG_RD, &ha->hw_stats.bb.rx_1519_to_2047_byte_packets,
1975                 "rx_1523_to_2047_byte_packets");
1976 
1977 	SYSCTL_ADD_QUAD(ctx, children,
1978                 OID_AUTO, "rx_2048_to_4095_byte_packets",
1979                 CTLFLAG_RD, &ha->hw_stats.bb.rx_2048_to_4095_byte_packets,
1980                 "rx_2048_to_4095_byte_packets");
1981 
1982 	SYSCTL_ADD_QUAD(ctx, children,
1983                 OID_AUTO, "rx_4096_to_9216_byte_packets",
1984                 CTLFLAG_RD, &ha->hw_stats.bb.rx_4096_to_9216_byte_packets,
1985                 "rx_4096_to_9216_byte_packets");
1986 
1987 	SYSCTL_ADD_QUAD(ctx, children,
1988                 OID_AUTO, "rx_9217_to_16383_byte_packets",
1989                 CTLFLAG_RD, &ha->hw_stats.bb.rx_9217_to_16383_byte_packets,
1990                 "rx_9217_to_16383_byte_packets");
1991 
1992 	SYSCTL_ADD_QUAD(ctx, children,
1993                 OID_AUTO, "rx_crc_errors",
1994                 CTLFLAG_RD, &ha->hw_stats.common.rx_crc_errors,
1995                 "rx_crc_errors");
1996 
1997 	SYSCTL_ADD_QUAD(ctx, children,
1998                 OID_AUTO, "rx_mac_crtl_frames",
1999                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_crtl_frames,
2000                 "rx_mac_crtl_frames");
2001 
2002 	SYSCTL_ADD_QUAD(ctx, children,
2003                 OID_AUTO, "rx_pause_frames",
2004                 CTLFLAG_RD, &ha->hw_stats.common.rx_pause_frames,
2005                 "rx_pause_frames");
2006 
2007 	SYSCTL_ADD_QUAD(ctx, children,
2008                 OID_AUTO, "rx_pfc_frames",
2009                 CTLFLAG_RD, &ha->hw_stats.common.rx_pfc_frames,
2010                 "rx_pfc_frames");
2011 
2012 	SYSCTL_ADD_QUAD(ctx, children,
2013                 OID_AUTO, "rx_align_errors",
2014                 CTLFLAG_RD, &ha->hw_stats.common.rx_align_errors,
2015                 "rx_align_errors");
2016 
2017 	SYSCTL_ADD_QUAD(ctx, children,
2018                 OID_AUTO, "rx_carrier_errors",
2019                 CTLFLAG_RD, &ha->hw_stats.common.rx_carrier_errors,
2020                 "rx_carrier_errors");
2021 
2022 	SYSCTL_ADD_QUAD(ctx, children,
2023                 OID_AUTO, "rx_oversize_packets",
2024                 CTLFLAG_RD, &ha->hw_stats.common.rx_oversize_packets,
2025                 "rx_oversize_packets");
2026 
2027 	SYSCTL_ADD_QUAD(ctx, children,
2028                 OID_AUTO, "rx_jabbers",
2029                 CTLFLAG_RD, &ha->hw_stats.common.rx_jabbers,
2030                 "rx_jabbers");
2031 
2032 	SYSCTL_ADD_QUAD(ctx, children,
2033                 OID_AUTO, "rx_undersize_packets",
2034                 CTLFLAG_RD, &ha->hw_stats.common.rx_undersize_packets,
2035                 "rx_undersize_packets");
2036 
2037 	SYSCTL_ADD_QUAD(ctx, children,
2038                 OID_AUTO, "rx_fragments",
2039                 CTLFLAG_RD, &ha->hw_stats.common.rx_fragments,
2040                 "rx_fragments");
2041 
2042 	SYSCTL_ADD_QUAD(ctx, children,
2043                 OID_AUTO, "tx_64_byte_packets",
2044                 CTLFLAG_RD, &ha->hw_stats.common.tx_64_byte_packets,
2045                 "tx_64_byte_packets");
2046 
2047 	SYSCTL_ADD_QUAD(ctx, children,
2048                 OID_AUTO, "tx_65_to_127_byte_packets",
2049                 CTLFLAG_RD, &ha->hw_stats.common.tx_65_to_127_byte_packets,
2050                 "tx_65_to_127_byte_packets");
2051 
2052 	SYSCTL_ADD_QUAD(ctx, children,
2053                 OID_AUTO, "tx_128_to_255_byte_packets",
2054                 CTLFLAG_RD, &ha->hw_stats.common.tx_128_to_255_byte_packets,
2055                 "tx_128_to_255_byte_packets");
2056 
2057 	SYSCTL_ADD_QUAD(ctx, children,
2058                 OID_AUTO, "tx_256_to_511_byte_packets",
2059                 CTLFLAG_RD, &ha->hw_stats.common.tx_256_to_511_byte_packets,
2060                 "tx_256_to_511_byte_packets");
2061 
2062 	SYSCTL_ADD_QUAD(ctx, children,
2063                 OID_AUTO, "tx_512_to_1023_byte_packets",
2064                 CTLFLAG_RD, &ha->hw_stats.common.tx_512_to_1023_byte_packets,
2065                 "tx_512_to_1023_byte_packets");
2066 
2067 	SYSCTL_ADD_QUAD(ctx, children,
2068                 OID_AUTO, "tx_1024_to_1518_byte_packets",
2069                 CTLFLAG_RD, &ha->hw_stats.common.tx_1024_to_1518_byte_packets,
2070                 "tx_1024_to_1518_byte_packets");
2071 
2072 	SYSCTL_ADD_QUAD(ctx, children,
2073                 OID_AUTO, "tx_1519_to_2047_byte_packets",
2074                 CTLFLAG_RD, &ha->hw_stats.bb.tx_1519_to_2047_byte_packets,
2075                 "tx_1519_to_2047_byte_packets");
2076 
2077 	SYSCTL_ADD_QUAD(ctx, children,
2078                 OID_AUTO, "tx_2048_to_4095_byte_packets",
2079                 CTLFLAG_RD, &ha->hw_stats.bb.tx_2048_to_4095_byte_packets,
2080                 "tx_2048_to_4095_byte_packets");
2081 
2082 	SYSCTL_ADD_QUAD(ctx, children,
2083                 OID_AUTO, "tx_4096_to_9216_byte_packets",
2084                 CTLFLAG_RD, &ha->hw_stats.bb.tx_4096_to_9216_byte_packets,
2085                 "tx_4096_to_9216_byte_packets");
2086 
2087 	SYSCTL_ADD_QUAD(ctx, children,
2088                 OID_AUTO, "tx_9217_to_16383_byte_packets",
2089                 CTLFLAG_RD, &ha->hw_stats.bb.tx_9217_to_16383_byte_packets,
2090                 "tx_9217_to_16383_byte_packets");
2091 
2092 	SYSCTL_ADD_QUAD(ctx, children,
2093                 OID_AUTO, "tx_pause_frames",
2094                 CTLFLAG_RD, &ha->hw_stats.common.tx_pause_frames,
2095                 "tx_pause_frames");
2096 
2097 	SYSCTL_ADD_QUAD(ctx, children,
2098                 OID_AUTO, "tx_pfc_frames",
2099                 CTLFLAG_RD, &ha->hw_stats.common.tx_pfc_frames,
2100                 "tx_pfc_frames");
2101 
2102 	SYSCTL_ADD_QUAD(ctx, children,
2103                 OID_AUTO, "tx_lpi_entry_count",
2104                 CTLFLAG_RD, &ha->hw_stats.bb.tx_lpi_entry_count,
2105                 "tx_lpi_entry_count");
2106 
2107 	SYSCTL_ADD_QUAD(ctx, children,
2108                 OID_AUTO, "tx_total_collisions",
2109                 CTLFLAG_RD, &ha->hw_stats.bb.tx_total_collisions,
2110                 "tx_total_collisions");
2111 
2112 	SYSCTL_ADD_QUAD(ctx, children,
2113                 OID_AUTO, "brb_truncates",
2114                 CTLFLAG_RD, &ha->hw_stats.common.brb_truncates,
2115                 "brb_truncates");
2116 
2117 	SYSCTL_ADD_QUAD(ctx, children,
2118                 OID_AUTO, "brb_discards",
2119                 CTLFLAG_RD, &ha->hw_stats.common.brb_discards,
2120                 "brb_discards");
2121 
2122 	SYSCTL_ADD_QUAD(ctx, children,
2123                 OID_AUTO, "rx_mac_bytes",
2124                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_bytes,
2125                 "rx_mac_bytes");
2126 
2127 	SYSCTL_ADD_QUAD(ctx, children,
2128                 OID_AUTO, "rx_mac_uc_packets",
2129                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_uc_packets,
2130                 "rx_mac_uc_packets");
2131 
2132 	SYSCTL_ADD_QUAD(ctx, children,
2133                 OID_AUTO, "rx_mac_mc_packets",
2134                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_mc_packets,
2135                 "rx_mac_mc_packets");
2136 
2137 	SYSCTL_ADD_QUAD(ctx, children,
2138                 OID_AUTO, "rx_mac_bc_packets",
2139                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_bc_packets,
2140                 "rx_mac_bc_packets");
2141 
2142 	SYSCTL_ADD_QUAD(ctx, children,
2143                 OID_AUTO, "rx_mac_frames_ok",
2144                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_frames_ok,
2145                 "rx_mac_frames_ok");
2146 
2147 	SYSCTL_ADD_QUAD(ctx, children,
2148                 OID_AUTO, "tx_mac_bytes",
2149                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_bytes,
2150                 "tx_mac_bytes");
2151 
2152 	SYSCTL_ADD_QUAD(ctx, children,
2153                 OID_AUTO, "tx_mac_uc_packets",
2154                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_uc_packets,
2155                 "tx_mac_uc_packets");
2156 
2157 	SYSCTL_ADD_QUAD(ctx, children,
2158                 OID_AUTO, "tx_mac_mc_packets",
2159                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_mc_packets,
2160                 "tx_mac_mc_packets");
2161 
2162 	SYSCTL_ADD_QUAD(ctx, children,
2163                 OID_AUTO, "tx_mac_bc_packets",
2164                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_bc_packets,
2165                 "tx_mac_bc_packets");
2166 
2167 	SYSCTL_ADD_QUAD(ctx, children,
2168                 OID_AUTO, "tx_mac_ctrl_frames",
2169                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_ctrl_frames,
2170                 "tx_mac_ctrl_frames");
2171 	return;
2172 }
2173 
2174 static void
2175 qlnx_add_sysctls(qlnx_host_t *ha)
2176 {
2177         device_t		dev = ha->pci_dev;
2178 	struct sysctl_ctx_list	*ctx;
2179 	struct sysctl_oid_list	*children;
2180 
2181 	ctx = device_get_sysctl_ctx(dev);
2182 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(dev));
2183 
2184 	qlnx_add_fp_stats_sysctls(ha);
2185 	qlnx_add_sp_stats_sysctls(ha);
2186 
2187 	if (qlnx_vf_device(ha) != 0)
2188 		qlnx_add_hw_stats_sysctls(ha);
2189 
2190 	SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "Driver_Version",
2191 		CTLFLAG_RD, qlnx_ver_str, 0,
2192 		"Driver Version");
2193 
2194 	SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "STORMFW_Version",
2195 		CTLFLAG_RD, ha->stormfw_ver, 0,
2196 		"STORM Firmware Version");
2197 
2198 	SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "MFW_Version",
2199 		CTLFLAG_RD, ha->mfw_ver, 0,
2200 		"Management Firmware Version");
2201 
2202         SYSCTL_ADD_UINT(ctx, children,
2203                 OID_AUTO, "personality", CTLFLAG_RD,
2204                 &ha->personality, ha->personality,
2205 		"\tpersonality = 0 => Ethernet Only\n"
2206 		"\tpersonality = 3 => Ethernet and RoCE\n"
2207 		"\tpersonality = 4 => Ethernet and iWARP\n"
2208 		"\tpersonality = 6 => Default in Shared Memory\n");
2209 
2210         ha->dbg_level = 0;
2211         SYSCTL_ADD_UINT(ctx, children,
2212                 OID_AUTO, "debug", CTLFLAG_RW,
2213                 &ha->dbg_level, ha->dbg_level, "Debug Level");
2214 
2215         ha->dp_level = 0x01;
2216         SYSCTL_ADD_UINT(ctx, children,
2217                 OID_AUTO, "dp_level", CTLFLAG_RW,
2218                 &ha->dp_level, ha->dp_level, "DP Level");
2219 
2220         ha->dbg_trace_lro_cnt = 0;
2221         SYSCTL_ADD_UINT(ctx, children,
2222                 OID_AUTO, "dbg_trace_lro_cnt", CTLFLAG_RW,
2223                 &ha->dbg_trace_lro_cnt, ha->dbg_trace_lro_cnt,
2224 		"Trace LRO Counts");
2225 
2226         ha->dbg_trace_tso_pkt_len = 0;
2227         SYSCTL_ADD_UINT(ctx, children,
2228                 OID_AUTO, "dbg_trace_tso_pkt_len", CTLFLAG_RW,
2229                 &ha->dbg_trace_tso_pkt_len, ha->dbg_trace_tso_pkt_len,
2230 		"Trace TSO packet lengths");
2231 
2232         ha->dp_module = 0;
2233         SYSCTL_ADD_UINT(ctx, children,
2234                 OID_AUTO, "dp_module", CTLFLAG_RW,
2235                 &ha->dp_module, ha->dp_module, "DP Module");
2236 
2237         ha->err_inject = 0;
2238 
2239         SYSCTL_ADD_UINT(ctx, children,
2240                 OID_AUTO, "err_inject", CTLFLAG_RW,
2241                 &ha->err_inject, ha->err_inject, "Error Inject");
2242 
2243 	ha->storm_stats_enable = 0;
2244 
2245 	SYSCTL_ADD_UINT(ctx, children,
2246 		OID_AUTO, "storm_stats_enable", CTLFLAG_RW,
2247 		&ha->storm_stats_enable, ha->storm_stats_enable,
2248 		"Enable Storm Statistics Gathering");
2249 
2250 	ha->storm_stats_index = 0;
2251 
2252 	SYSCTL_ADD_UINT(ctx, children,
2253 		OID_AUTO, "storm_stats_index", CTLFLAG_RD,
2254 		&ha->storm_stats_index, ha->storm_stats_index,
2255 		"Enable Storm Statistics Gathering Current Index");
2256 
2257 	ha->grcdump_taken = 0;
2258 	SYSCTL_ADD_UINT(ctx, children,
2259 		OID_AUTO, "grcdump_taken", CTLFLAG_RD,
2260 		&ha->grcdump_taken, ha->grcdump_taken,
2261 		"grcdump_taken");
2262 
2263 	ha->idle_chk_taken = 0;
2264 	SYSCTL_ADD_UINT(ctx, children,
2265 		OID_AUTO, "idle_chk_taken", CTLFLAG_RD,
2266 		&ha->idle_chk_taken, ha->idle_chk_taken,
2267 		"idle_chk_taken");
2268 
2269 	SYSCTL_ADD_UINT(ctx, children,
2270 		OID_AUTO, "rx_coalesce_usecs", CTLFLAG_RD,
2271 		&ha->rx_coalesce_usecs, ha->rx_coalesce_usecs,
2272 		"rx_coalesce_usecs");
2273 
2274 	SYSCTL_ADD_UINT(ctx, children,
2275 		OID_AUTO, "tx_coalesce_usecs", CTLFLAG_RD,
2276 		&ha->tx_coalesce_usecs, ha->tx_coalesce_usecs,
2277 		"tx_coalesce_usecs");
2278 
2279 	SYSCTL_ADD_PROC(ctx, children,
2280 	    OID_AUTO, "trigger_dump",
2281 	    CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
2282 	    (void *)ha, 0, qlnx_trigger_dump_sysctl, "I", "trigger_dump");
2283 
2284 	SYSCTL_ADD_PROC(ctx, children,
2285 	    OID_AUTO, "set_rx_coalesce_usecs",
2286 	    CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
2287 	    (void *)ha, 0, qlnx_set_rx_coalesce, "I",
2288 	    "rx interrupt coalesce period microseconds");
2289 
2290 	SYSCTL_ADD_PROC(ctx, children,
2291 	    OID_AUTO, "set_tx_coalesce_usecs",
2292 	    CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
2293 	    (void *)ha, 0, qlnx_set_tx_coalesce, "I",
2294 	    "tx interrupt coalesce period microseconds");
2295 
2296 	ha->rx_pkt_threshold = 128;
2297         SYSCTL_ADD_UINT(ctx, children,
2298                 OID_AUTO, "rx_pkt_threshold", CTLFLAG_RW,
2299                 &ha->rx_pkt_threshold, ha->rx_pkt_threshold,
2300 		"No. of Rx Pkts to process at a time");
2301 
2302 	ha->rx_jumbo_buf_eq_mtu = 0;
2303         SYSCTL_ADD_UINT(ctx, children,
2304                 OID_AUTO, "rx_jumbo_buf_eq_mtu", CTLFLAG_RW,
2305                 &ha->rx_jumbo_buf_eq_mtu, ha->rx_jumbo_buf_eq_mtu,
2306 		"== 0 => Rx Jumbo buffers are capped to 4Kbytes\n"
2307 		"otherwise Rx Jumbo buffers are set to >= MTU size\n");
2308 
2309 	SYSCTL_ADD_QUAD(ctx, children,
2310                 OID_AUTO, "err_illegal_intr", CTLFLAG_RD,
2311 		&ha->err_illegal_intr, "err_illegal_intr");
2312 
2313 	SYSCTL_ADD_QUAD(ctx, children,
2314                 OID_AUTO, "err_fp_null", CTLFLAG_RD,
2315 		&ha->err_fp_null, "err_fp_null");
2316 
2317 	SYSCTL_ADD_QUAD(ctx, children,
2318                 OID_AUTO, "err_get_proto_invalid_type", CTLFLAG_RD,
2319 		&ha->err_get_proto_invalid_type, "err_get_proto_invalid_type");
2320 	return;
2321 }
2322 
2323 /*****************************************************************************
2324  * Operating System Network Interface Functions
2325  *****************************************************************************/
2326 
2327 static void
2328 qlnx_init_ifnet(device_t dev, qlnx_host_t *ha)
2329 {
2330 	uint16_t	device_id;
2331         struct ifnet	*ifp;
2332 
2333         ifp = ha->ifp = if_alloc(IFT_ETHER);
2334 
2335         if (ifp == NULL)
2336                 panic("%s: cannot if_alloc()\n", device_get_nameunit(dev));
2337 
2338         if_initname(ifp, device_get_name(dev), device_get_unit(dev));
2339 
2340 	device_id = pci_get_device(ha->pci_dev);
2341 
2342 #if __FreeBSD_version >= 1000000
2343 
2344         if (device_id == QLOGIC_PCI_DEVICE_ID_1634)
2345 		ifp->if_baudrate = IF_Gbps(40);
2346         else if ((device_id == QLOGIC_PCI_DEVICE_ID_1656) ||
2347 			(device_id == QLOGIC_PCI_DEVICE_ID_8070))
2348 		ifp->if_baudrate = IF_Gbps(25);
2349         else if (device_id == QLOGIC_PCI_DEVICE_ID_1654)
2350 		ifp->if_baudrate = IF_Gbps(50);
2351         else if (device_id == QLOGIC_PCI_DEVICE_ID_1644)
2352 		ifp->if_baudrate = IF_Gbps(100);
2353 
2354         ifp->if_capabilities = IFCAP_LINKSTATE;
2355 #else
2356         ifp->if_mtu = ETHERMTU;
2357 	ifp->if_baudrate = (1 * 1000 * 1000 *1000);
2358 
2359 #endif /* #if __FreeBSD_version >= 1000000 */
2360 
2361         ifp->if_init = qlnx_init;
2362         ifp->if_softc = ha;
2363         ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
2364         ifp->if_ioctl = qlnx_ioctl;
2365         ifp->if_transmit = qlnx_transmit;
2366         ifp->if_qflush = qlnx_qflush;
2367 
2368         IFQ_SET_MAXLEN(&ifp->if_snd, qlnx_get_ifq_snd_maxlen(ha));
2369         ifp->if_snd.ifq_drv_maxlen = qlnx_get_ifq_snd_maxlen(ha);
2370         IFQ_SET_READY(&ifp->if_snd);
2371 
2372 #if __FreeBSD_version >= 1100036
2373 	if_setgetcounterfn(ifp, qlnx_get_counter);
2374 #endif
2375 
2376         ha->max_frame_size = ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
2377 
2378         memcpy(ha->primary_mac, qlnx_get_mac_addr(ha), ETH_ALEN);
2379 
2380 	if (!ha->primary_mac[0] && !ha->primary_mac[1] &&
2381 		!ha->primary_mac[2] && !ha->primary_mac[3] &&
2382 		!ha->primary_mac[4] && !ha->primary_mac[5]) {
2383 		uint32_t rnd;
2384 
2385 		rnd = arc4random();
2386 
2387 		ha->primary_mac[0] = 0x00;
2388 		ha->primary_mac[1] = 0x0e;
2389 		ha->primary_mac[2] = 0x1e;
2390 		ha->primary_mac[3] = rnd & 0xFF;
2391 		ha->primary_mac[4] = (rnd >> 8) & 0xFF;
2392 		ha->primary_mac[5] = (rnd >> 16) & 0xFF;
2393 	}
2394 
2395 	ether_ifattach(ifp, ha->primary_mac);
2396 	bcopy(IF_LLADDR(ha->ifp), ha->primary_mac, ETHER_ADDR_LEN);
2397 
2398 	ifp->if_capabilities = IFCAP_HWCSUM;
2399 	ifp->if_capabilities |= IFCAP_JUMBO_MTU;
2400 
2401 	ifp->if_capabilities |= IFCAP_VLAN_MTU;
2402 	ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING;
2403 	ifp->if_capabilities |= IFCAP_VLAN_HWFILTER;
2404 	ifp->if_capabilities |= IFCAP_VLAN_HWCSUM;
2405 	ifp->if_capabilities |= IFCAP_VLAN_HWTSO;
2406 	ifp->if_capabilities |= IFCAP_TSO4;
2407 	ifp->if_capabilities |= IFCAP_TSO6;
2408 	ifp->if_capabilities |= IFCAP_LRO;
2409 
2410 	ifp->if_hw_tsomax =  QLNX_MAX_TSO_FRAME_SIZE -
2411 				(ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN);
2412 	ifp->if_hw_tsomaxsegcount = QLNX_MAX_SEGMENTS - 1 /* hdr */;
2413 	ifp->if_hw_tsomaxsegsize = QLNX_MAX_TX_MBUF_SIZE;
2414 
2415         ifp->if_capenable = ifp->if_capabilities;
2416 
2417 	ifp->if_hwassist = CSUM_IP;
2418 	ifp->if_hwassist |= CSUM_TCP | CSUM_UDP;
2419 	ifp->if_hwassist |= CSUM_TCP_IPV6 | CSUM_UDP_IPV6;
2420 	ifp->if_hwassist |= CSUM_TSO;
2421 
2422 	ifp->if_hdrlen = sizeof(struct ether_vlan_header);
2423 
2424         ifmedia_init(&ha->media, IFM_IMASK, qlnx_media_change,\
2425 		qlnx_media_status);
2426 
2427         if (device_id == QLOGIC_PCI_DEVICE_ID_1634) {
2428 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_40G_LR4), 0, NULL);
2429 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_40G_SR4), 0, NULL);
2430 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_40G_CR4), 0, NULL);
2431         } else if ((device_id == QLOGIC_PCI_DEVICE_ID_1656) ||
2432 			(device_id == QLOGIC_PCI_DEVICE_ID_8070)) {
2433 		ifmedia_add(&ha->media, (IFM_ETHER | QLNX_IFM_25G_SR), 0, NULL);
2434 		ifmedia_add(&ha->media, (IFM_ETHER | QLNX_IFM_25G_CR), 0, NULL);
2435         } else if (device_id == QLOGIC_PCI_DEVICE_ID_1654) {
2436 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_50G_KR2), 0, NULL);
2437 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_50G_CR2), 0, NULL);
2438         } else if (device_id == QLOGIC_PCI_DEVICE_ID_1644) {
2439 		ifmedia_add(&ha->media,
2440 			(IFM_ETHER | QLNX_IFM_100G_LR4), 0, NULL);
2441 		ifmedia_add(&ha->media,
2442 			(IFM_ETHER | QLNX_IFM_100G_SR4), 0, NULL);
2443 		ifmedia_add(&ha->media,
2444 			(IFM_ETHER | QLNX_IFM_100G_CR4), 0, NULL);
2445 	}
2446 
2447         ifmedia_add(&ha->media, (IFM_ETHER | IFM_FDX), 0, NULL);
2448         ifmedia_add(&ha->media, (IFM_ETHER | IFM_AUTO), 0, NULL);
2449 
2450         ifmedia_set(&ha->media, (IFM_ETHER | IFM_AUTO));
2451 
2452         QL_DPRINT2(ha, "exit\n");
2453 
2454         return;
2455 }
2456 
2457 static void
2458 qlnx_init_locked(qlnx_host_t *ha)
2459 {
2460 	struct ifnet	*ifp = ha->ifp;
2461 
2462 	QL_DPRINT1(ha, "Driver Initialization start \n");
2463 
2464 	qlnx_stop(ha);
2465 
2466 	if (qlnx_load(ha) == 0) {
2467 		ifp->if_drv_flags |= IFF_DRV_RUNNING;
2468 		ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
2469 
2470 #ifdef QLNX_ENABLE_IWARP
2471 		if (qlnx_vf_device(ha) != 0) {
2472 			qlnx_rdma_dev_open(ha);
2473 		}
2474 #endif /* #ifdef QLNX_ENABLE_IWARP */
2475 	}
2476 
2477 	return;
2478 }
2479 
2480 static void
2481 qlnx_init(void *arg)
2482 {
2483 	qlnx_host_t	*ha;
2484 
2485 	ha = (qlnx_host_t *)arg;
2486 
2487 	QL_DPRINT2(ha, "enter\n");
2488 
2489 	QLNX_LOCK(ha);
2490 	qlnx_init_locked(ha);
2491 	QLNX_UNLOCK(ha);
2492 
2493 	QL_DPRINT2(ha, "exit\n");
2494 
2495 	return;
2496 }
2497 
2498 static int
2499 qlnx_config_mcast_mac_addr(qlnx_host_t *ha, uint8_t *mac_addr, uint32_t add_mac)
2500 {
2501 	struct ecore_filter_mcast	*mcast;
2502 	struct ecore_dev		*cdev;
2503 	int				rc;
2504 
2505 	cdev = &ha->cdev;
2506 
2507 	mcast = &ha->ecore_mcast;
2508 	bzero(mcast, sizeof(struct ecore_filter_mcast));
2509 
2510 	if (add_mac)
2511 		mcast->opcode = ECORE_FILTER_ADD;
2512 	else
2513 		mcast->opcode = ECORE_FILTER_REMOVE;
2514 
2515 	mcast->num_mc_addrs = 1;
2516 	memcpy(mcast->mac, mac_addr, ETH_ALEN);
2517 
2518 	rc = ecore_filter_mcast_cmd(cdev, mcast, ECORE_SPQ_MODE_CB, NULL);
2519 
2520 	return (rc);
2521 }
2522 
2523 static int
2524 qlnx_hw_add_mcast(qlnx_host_t *ha, uint8_t *mta)
2525 {
2526         int	i;
2527 
2528         for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
2529                 if (QL_MAC_CMP(ha->mcast[i].addr, mta) == 0)
2530                         return 0; /* its been already added */
2531         }
2532 
2533         for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
2534                 if ((ha->mcast[i].addr[0] == 0) &&
2535                         (ha->mcast[i].addr[1] == 0) &&
2536                         (ha->mcast[i].addr[2] == 0) &&
2537                         (ha->mcast[i].addr[3] == 0) &&
2538                         (ha->mcast[i].addr[4] == 0) &&
2539                         (ha->mcast[i].addr[5] == 0)) {
2540                         if (qlnx_config_mcast_mac_addr(ha, mta, 1))
2541                                 return (-1);
2542 
2543                         bcopy(mta, ha->mcast[i].addr, ETH_ALEN);
2544                         ha->nmcast++;
2545 
2546                         return 0;
2547                 }
2548         }
2549         return 0;
2550 }
2551 
2552 static int
2553 qlnx_hw_del_mcast(qlnx_host_t *ha, uint8_t *mta)
2554 {
2555         int	i;
2556 
2557         for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
2558                 if (QL_MAC_CMP(ha->mcast[i].addr, mta) == 0) {
2559                         if (qlnx_config_mcast_mac_addr(ha, mta, 0))
2560                                 return (-1);
2561 
2562                         ha->mcast[i].addr[0] = 0;
2563                         ha->mcast[i].addr[1] = 0;
2564                         ha->mcast[i].addr[2] = 0;
2565                         ha->mcast[i].addr[3] = 0;
2566                         ha->mcast[i].addr[4] = 0;
2567                         ha->mcast[i].addr[5] = 0;
2568 
2569                         ha->nmcast--;
2570 
2571                         return 0;
2572                 }
2573         }
2574         return 0;
2575 }
2576 
2577 /*
2578  * Name: qls_hw_set_multi
2579  * Function: Sets the Multicast Addresses provided the host O.S into the
2580  *      hardware (for the given interface)
2581  */
2582 static void
2583 qlnx_hw_set_multi(qlnx_host_t *ha, uint8_t *mta, uint32_t mcnt,
2584 	uint32_t add_mac)
2585 {
2586         int	i;
2587 
2588         for (i = 0; i < mcnt; i++) {
2589                 if (add_mac) {
2590                         if (qlnx_hw_add_mcast(ha, mta))
2591                                 break;
2592                 } else {
2593                         if (qlnx_hw_del_mcast(ha, mta))
2594                                 break;
2595                 }
2596 
2597                 mta += ETHER_HDR_LEN;
2598         }
2599         return;
2600 }
2601 
2602 static u_int
2603 qlnx_copy_maddr(void *arg, struct sockaddr_dl *sdl, u_int mcnt)
2604 {
2605 	uint8_t *mta = arg;
2606 
2607 	if (mcnt == QLNX_MAX_NUM_MULTICAST_ADDRS)
2608 		return (0);
2609 
2610 	bcopy(LLADDR(sdl), &mta[mcnt * ETHER_HDR_LEN], ETHER_HDR_LEN);
2611 
2612 	return (1);
2613 }
2614 
2615 static int
2616 qlnx_set_multi(qlnx_host_t *ha, uint32_t add_multi)
2617 {
2618 	uint8_t		mta[QLNX_MAX_NUM_MULTICAST_ADDRS * ETHER_HDR_LEN];
2619 	struct ifnet	*ifp = ha->ifp;
2620 	u_int		mcnt;
2621 
2622 	if (qlnx_vf_device(ha) == 0)
2623 		return (0);
2624 
2625 	mcnt = if_foreach_llmaddr(ifp, qlnx_copy_maddr, mta);
2626 
2627 	QLNX_LOCK(ha);
2628 	qlnx_hw_set_multi(ha, mta, mcnt, add_multi);
2629 	QLNX_UNLOCK(ha);
2630 
2631 	return (0);
2632 }
2633 
2634 static int
2635 qlnx_set_promisc(qlnx_host_t *ha)
2636 {
2637 	int	rc = 0;
2638 	uint8_t	filter;
2639 
2640 	if (qlnx_vf_device(ha) == 0)
2641 		return (0);
2642 
2643 	filter = ha->filter;
2644 	filter |= ECORE_ACCEPT_MCAST_UNMATCHED;
2645 	filter |= ECORE_ACCEPT_UCAST_UNMATCHED;
2646 
2647 	rc = qlnx_set_rx_accept_filter(ha, filter);
2648 	return (rc);
2649 }
2650 
2651 static int
2652 qlnx_set_allmulti(qlnx_host_t *ha)
2653 {
2654 	int	rc = 0;
2655 	uint8_t	filter;
2656 
2657 	if (qlnx_vf_device(ha) == 0)
2658 		return (0);
2659 
2660 	filter = ha->filter;
2661 	filter |= ECORE_ACCEPT_MCAST_UNMATCHED;
2662 	rc = qlnx_set_rx_accept_filter(ha, filter);
2663 
2664 	return (rc);
2665 }
2666 
2667 static int
2668 qlnx_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
2669 {
2670 	int		ret = 0, mask;
2671 	struct ifreq	*ifr = (struct ifreq *)data;
2672 	struct ifaddr	*ifa = (struct ifaddr *)data;
2673 	qlnx_host_t	*ha;
2674 
2675 	ha = (qlnx_host_t *)ifp->if_softc;
2676 
2677 	switch (cmd) {
2678 	case SIOCSIFADDR:
2679 		QL_DPRINT4(ha, "SIOCSIFADDR (0x%lx)\n", cmd);
2680 
2681 		if (ifa->ifa_addr->sa_family == AF_INET) {
2682 			ifp->if_flags |= IFF_UP;
2683 			if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) {
2684 				QLNX_LOCK(ha);
2685 				qlnx_init_locked(ha);
2686 				QLNX_UNLOCK(ha);
2687 			}
2688 			QL_DPRINT4(ha, "SIOCSIFADDR (0x%lx) ipv4 [0x%08x]\n",
2689 				   cmd, ntohl(IA_SIN(ifa)->sin_addr.s_addr));
2690 
2691 			arp_ifinit(ifp, ifa);
2692 		} else {
2693 			ether_ioctl(ifp, cmd, data);
2694 		}
2695 		break;
2696 
2697 	case SIOCSIFMTU:
2698 		QL_DPRINT4(ha, "SIOCSIFMTU (0x%lx)\n", cmd);
2699 
2700 		if (ifr->ifr_mtu > QLNX_MAX_MTU) {
2701 			ret = EINVAL;
2702 		} else {
2703 			QLNX_LOCK(ha);
2704 			ifp->if_mtu = ifr->ifr_mtu;
2705 			ha->max_frame_size =
2706 				ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
2707 			if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
2708 				qlnx_init_locked(ha);
2709 			}
2710 
2711 			QLNX_UNLOCK(ha);
2712 		}
2713 
2714 		break;
2715 
2716 	case SIOCSIFFLAGS:
2717 		QL_DPRINT4(ha, "SIOCSIFFLAGS (0x%lx)\n", cmd);
2718 
2719 		QLNX_LOCK(ha);
2720 
2721 		if (ifp->if_flags & IFF_UP) {
2722 			if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
2723 				if ((ifp->if_flags ^ ha->if_flags) &
2724 					IFF_PROMISC) {
2725 					ret = qlnx_set_promisc(ha);
2726 				} else if ((ifp->if_flags ^ ha->if_flags) &
2727 					IFF_ALLMULTI) {
2728 					ret = qlnx_set_allmulti(ha);
2729 				}
2730 			} else {
2731 				ha->max_frame_size = ifp->if_mtu +
2732 					ETHER_HDR_LEN + ETHER_CRC_LEN;
2733 				qlnx_init_locked(ha);
2734 			}
2735 		} else {
2736 			if (ifp->if_drv_flags & IFF_DRV_RUNNING)
2737 				qlnx_stop(ha);
2738 			ha->if_flags = ifp->if_flags;
2739 		}
2740 
2741 		QLNX_UNLOCK(ha);
2742 		break;
2743 
2744 	case SIOCADDMULTI:
2745 		QL_DPRINT4(ha, "%s (0x%lx)\n", "SIOCADDMULTI", cmd);
2746 
2747 		if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
2748 			if (qlnx_set_multi(ha, 1))
2749 				ret = EINVAL;
2750 		}
2751 		break;
2752 
2753 	case SIOCDELMULTI:
2754 		QL_DPRINT4(ha, "%s (0x%lx)\n", "SIOCDELMULTI", cmd);
2755 
2756 		if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
2757 			if (qlnx_set_multi(ha, 0))
2758 				ret = EINVAL;
2759 		}
2760 		break;
2761 
2762 	case SIOCSIFMEDIA:
2763 	case SIOCGIFMEDIA:
2764 		QL_DPRINT4(ha, "SIOCSIFMEDIA/SIOCGIFMEDIA (0x%lx)\n", cmd);
2765 
2766 		ret = ifmedia_ioctl(ifp, ifr, &ha->media, cmd);
2767 		break;
2768 
2769 	case SIOCSIFCAP:
2770 
2771 		mask = ifr->ifr_reqcap ^ ifp->if_capenable;
2772 
2773 		QL_DPRINT4(ha, "SIOCSIFCAP (0x%lx)\n", cmd);
2774 
2775 		if (mask & IFCAP_HWCSUM)
2776 			ifp->if_capenable ^= IFCAP_HWCSUM;
2777 		if (mask & IFCAP_TSO4)
2778 			ifp->if_capenable ^= IFCAP_TSO4;
2779 		if (mask & IFCAP_TSO6)
2780 			ifp->if_capenable ^= IFCAP_TSO6;
2781 		if (mask & IFCAP_VLAN_HWTAGGING)
2782 			ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING;
2783 		if (mask & IFCAP_VLAN_HWTSO)
2784 			ifp->if_capenable ^= IFCAP_VLAN_HWTSO;
2785 		if (mask & IFCAP_LRO)
2786 			ifp->if_capenable ^= IFCAP_LRO;
2787 
2788 		QLNX_LOCK(ha);
2789 
2790 		if (ifp->if_drv_flags & IFF_DRV_RUNNING)
2791 			qlnx_init_locked(ha);
2792 
2793 		QLNX_UNLOCK(ha);
2794 
2795 		VLAN_CAPABILITIES(ifp);
2796 		break;
2797 
2798 #if (__FreeBSD_version >= 1100101)
2799 
2800 	case SIOCGI2C:
2801 	{
2802 		struct ifi2creq i2c;
2803 		struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[0];
2804 		struct ecore_ptt *p_ptt;
2805 
2806 		ret = copyin(ifr_data_get_ptr(ifr), &i2c, sizeof(i2c));
2807 
2808 		if (ret)
2809 			break;
2810 
2811 		if ((i2c.len > sizeof (i2c.data)) ||
2812 			(i2c.dev_addr != 0xA0 && i2c.dev_addr != 0xA2)) {
2813 			ret = EINVAL;
2814 			break;
2815 		}
2816 
2817 		p_ptt = ecore_ptt_acquire(p_hwfn);
2818 
2819 		if (!p_ptt) {
2820 			QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
2821 			ret = -1;
2822 			break;
2823 		}
2824 
2825 		ret = ecore_mcp_phy_sfp_read(p_hwfn, p_ptt,
2826 			(ha->pci_func & 0x1), i2c.dev_addr, i2c.offset,
2827 			i2c.len, &i2c.data[0]);
2828 
2829 		ecore_ptt_release(p_hwfn, p_ptt);
2830 
2831 		if (ret) {
2832 			ret = -1;
2833 			break;
2834 		}
2835 
2836 		ret = copyout(&i2c, ifr_data_get_ptr(ifr), sizeof(i2c));
2837 
2838 		QL_DPRINT8(ha, "SIOCGI2C copyout ret = %d \
2839 			 len = %d addr = 0x%02x offset = 0x%04x \
2840 			 data[0..7]=0x%02x 0x%02x 0x%02x 0x%02x 0x%02x \
2841 			 0x%02x 0x%02x 0x%02x\n",
2842 			ret, i2c.len, i2c.dev_addr, i2c.offset,
2843 			i2c.data[0], i2c.data[1], i2c.data[2], i2c.data[3],
2844 			i2c.data[4], i2c.data[5], i2c.data[6], i2c.data[7]);
2845 		break;
2846 	}
2847 #endif /* #if (__FreeBSD_version >= 1100101) */
2848 
2849 	default:
2850 		QL_DPRINT4(ha, "default (0x%lx)\n", cmd);
2851 		ret = ether_ioctl(ifp, cmd, data);
2852 		break;
2853 	}
2854 
2855 	return (ret);
2856 }
2857 
2858 static int
2859 qlnx_media_change(struct ifnet *ifp)
2860 {
2861 	qlnx_host_t	*ha;
2862 	struct ifmedia	*ifm;
2863 	int		ret = 0;
2864 
2865 	ha = (qlnx_host_t *)ifp->if_softc;
2866 
2867 	QL_DPRINT2(ha, "enter\n");
2868 
2869 	ifm = &ha->media;
2870 
2871 	if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER)
2872 		ret = EINVAL;
2873 
2874 	QL_DPRINT2(ha, "exit\n");
2875 
2876 	return (ret);
2877 }
2878 
2879 static void
2880 qlnx_media_status(struct ifnet *ifp, struct ifmediareq *ifmr)
2881 {
2882 	qlnx_host_t		*ha;
2883 
2884 	ha = (qlnx_host_t *)ifp->if_softc;
2885 
2886 	QL_DPRINT2(ha, "enter\n");
2887 
2888 	ifmr->ifm_status = IFM_AVALID;
2889 	ifmr->ifm_active = IFM_ETHER;
2890 
2891 	if (ha->link_up) {
2892 		ifmr->ifm_status |= IFM_ACTIVE;
2893 		ifmr->ifm_active |=
2894 			(IFM_FDX | qlnx_get_optics(ha, &ha->if_link));
2895 
2896 		if (ha->if_link.link_partner_caps &
2897 			(QLNX_LINK_CAP_Pause | QLNX_LINK_CAP_Asym_Pause))
2898 			ifmr->ifm_active |=
2899 				(IFM_ETH_RXPAUSE | IFM_ETH_TXPAUSE);
2900 	}
2901 
2902 	QL_DPRINT2(ha, "exit (%s)\n", (ha->link_up ? "link_up" : "link_down"));
2903 
2904 	return;
2905 }
2906 
2907 static void
2908 qlnx_free_tx_pkt(qlnx_host_t *ha, struct qlnx_fastpath *fp,
2909 	struct qlnx_tx_queue *txq)
2910 {
2911 	u16			idx;
2912 	struct mbuf		*mp;
2913 	bus_dmamap_t		map;
2914 	int			i;
2915 	struct eth_tx_bd	*tx_data_bd;
2916 	struct eth_tx_1st_bd	*first_bd;
2917 	int			nbds = 0;
2918 
2919 	idx = txq->sw_tx_cons;
2920 	mp = txq->sw_tx_ring[idx].mp;
2921 	map = txq->sw_tx_ring[idx].map;
2922 
2923 	if ((mp == NULL) || QL_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_MBUF_NULL)){
2924 		QL_RESET_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_MBUF_NULL);
2925 
2926 		QL_DPRINT1(ha, "(mp == NULL) "
2927 			" tx_idx = 0x%x"
2928 			" ecore_prod_idx = 0x%x"
2929 			" ecore_cons_idx = 0x%x"
2930 			" hw_bd_cons = 0x%x"
2931 			" txq_db_last = 0x%x"
2932 			" elem_left = 0x%x\n",
2933 			fp->rss_id,
2934 			ecore_chain_get_prod_idx(&txq->tx_pbl),
2935 			ecore_chain_get_cons_idx(&txq->tx_pbl),
2936 			le16toh(*txq->hw_cons_ptr),
2937 			txq->tx_db.raw,
2938 			ecore_chain_get_elem_left(&txq->tx_pbl));
2939 
2940 		fp->err_tx_free_pkt_null++;
2941 
2942 		//DEBUG
2943 		qlnx_trigger_dump(ha);
2944 
2945 		return;
2946 	} else {
2947 		QLNX_INC_OPACKETS((ha->ifp));
2948 		QLNX_INC_OBYTES((ha->ifp), (mp->m_pkthdr.len));
2949 
2950 		bus_dmamap_sync(ha->tx_tag, map, BUS_DMASYNC_POSTWRITE);
2951 		bus_dmamap_unload(ha->tx_tag, map);
2952 
2953 		fp->tx_pkts_freed++;
2954 		fp->tx_pkts_completed++;
2955 
2956 		m_freem(mp);
2957 	}
2958 
2959 	first_bd = (struct eth_tx_1st_bd *)ecore_chain_consume(&txq->tx_pbl);
2960 	nbds = first_bd->data.nbds;
2961 
2962 //	BD_SET_UNMAP_ADDR_LEN(first_bd, 0, 0);
2963 
2964 	for (i = 1; i < nbds; i++) {
2965 		tx_data_bd = ecore_chain_consume(&txq->tx_pbl);
2966 //		BD_SET_UNMAP_ADDR_LEN(tx_data_bd, 0, 0);
2967 	}
2968 	txq->sw_tx_ring[idx].flags = 0;
2969 	txq->sw_tx_ring[idx].mp = NULL;
2970 	txq->sw_tx_ring[idx].map = (bus_dmamap_t)0;
2971 
2972 	return;
2973 }
2974 
2975 static void
2976 qlnx_tx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp,
2977 	struct qlnx_tx_queue *txq)
2978 {
2979 	u16 hw_bd_cons;
2980 	u16 ecore_cons_idx;
2981 	uint16_t diff;
2982 	uint16_t idx, idx2;
2983 
2984 	hw_bd_cons = le16toh(*txq->hw_cons_ptr);
2985 
2986 	while (hw_bd_cons !=
2987 		(ecore_cons_idx = ecore_chain_get_cons_idx(&txq->tx_pbl))) {
2988 		if (hw_bd_cons < ecore_cons_idx) {
2989 			diff = (1 << 16) - (ecore_cons_idx - hw_bd_cons);
2990 		} else {
2991 			diff = hw_bd_cons - ecore_cons_idx;
2992 		}
2993 		if ((diff > TX_RING_SIZE) ||
2994 			QL_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_DIFF)){
2995 			QL_RESET_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_DIFF);
2996 
2997 			QL_DPRINT1(ha, "(diff = 0x%x) "
2998 				" tx_idx = 0x%x"
2999 				" ecore_prod_idx = 0x%x"
3000 				" ecore_cons_idx = 0x%x"
3001 				" hw_bd_cons = 0x%x"
3002 				" txq_db_last = 0x%x"
3003 				" elem_left = 0x%x\n",
3004 				diff,
3005 				fp->rss_id,
3006 				ecore_chain_get_prod_idx(&txq->tx_pbl),
3007 				ecore_chain_get_cons_idx(&txq->tx_pbl),
3008 				le16toh(*txq->hw_cons_ptr),
3009 				txq->tx_db.raw,
3010 				ecore_chain_get_elem_left(&txq->tx_pbl));
3011 
3012 			fp->err_tx_cons_idx_conflict++;
3013 
3014 			//DEBUG
3015 			qlnx_trigger_dump(ha);
3016 		}
3017 
3018 		idx = (txq->sw_tx_cons + 1) & (TX_RING_SIZE - 1);
3019 		idx2 = (txq->sw_tx_cons + 2) & (TX_RING_SIZE - 1);
3020 		prefetch(txq->sw_tx_ring[idx].mp);
3021 		prefetch(txq->sw_tx_ring[idx2].mp);
3022 
3023 		qlnx_free_tx_pkt(ha, fp, txq);
3024 
3025 		txq->sw_tx_cons = (txq->sw_tx_cons + 1) & (TX_RING_SIZE - 1);
3026 	}
3027 	return;
3028 }
3029 
3030 static int
3031 qlnx_transmit_locked(struct ifnet *ifp,struct qlnx_fastpath  *fp, struct mbuf  *mp)
3032 {
3033         int                     ret = 0;
3034         struct qlnx_tx_queue    *txq;
3035         qlnx_host_t *           ha;
3036         uint16_t elem_left;
3037 
3038         txq = fp->txq[0];
3039         ha = (qlnx_host_t *)fp->edev;
3040 
3041         if ((!(ifp->if_drv_flags & IFF_DRV_RUNNING)) || (!ha->link_up)) {
3042                 if(mp != NULL)
3043                         ret = drbr_enqueue(ifp, fp->tx_br, mp);
3044                 return (ret);
3045         }
3046 
3047         if(mp != NULL)
3048                 ret  = drbr_enqueue(ifp, fp->tx_br, mp);
3049 
3050         mp = drbr_peek(ifp, fp->tx_br);
3051 
3052         while (mp != NULL) {
3053                 if (qlnx_send(ha, fp, &mp)) {
3054                         if (mp != NULL) {
3055                                 drbr_putback(ifp, fp->tx_br, mp);
3056                         } else {
3057                                 fp->tx_pkts_processed++;
3058                                 drbr_advance(ifp, fp->tx_br);
3059                         }
3060                         goto qlnx_transmit_locked_exit;
3061 
3062                 } else {
3063                         drbr_advance(ifp, fp->tx_br);
3064                         fp->tx_pkts_transmitted++;
3065                         fp->tx_pkts_processed++;
3066                 }
3067 
3068                 mp = drbr_peek(ifp, fp->tx_br);
3069         }
3070 
3071 qlnx_transmit_locked_exit:
3072         if((qlnx_num_tx_compl(ha,fp, fp->txq[0]) > QLNX_TX_COMPL_THRESH) ||
3073                 ((int)(elem_left = ecore_chain_get_elem_left(&txq->tx_pbl))
3074                                         < QLNX_TX_ELEM_MAX_THRESH))
3075                 (void)qlnx_tx_int(ha, fp, fp->txq[0]);
3076 
3077         QL_DPRINT2(ha, "%s: exit ret = %d\n", __func__, ret);
3078         return ret;
3079 }
3080 
3081 static int
3082 qlnx_transmit(struct ifnet *ifp, struct mbuf  *mp)
3083 {
3084         qlnx_host_t		*ha = (qlnx_host_t *)ifp->if_softc;
3085         struct qlnx_fastpath	*fp;
3086         int			rss_id = 0, ret = 0;
3087 
3088 #ifdef QLNX_TRACEPERF_DATA
3089         uint64_t tx_pkts = 0, tx_compl = 0;
3090 #endif
3091 
3092         QL_DPRINT2(ha, "enter\n");
3093 
3094 #if __FreeBSD_version >= 1100000
3095         if (M_HASHTYPE_GET(mp) != M_HASHTYPE_NONE)
3096 #else
3097         if (mp->m_flags & M_FLOWID)
3098 #endif
3099                 rss_id = (mp->m_pkthdr.flowid % ECORE_RSS_IND_TABLE_SIZE) %
3100 					ha->num_rss;
3101 
3102         fp = &ha->fp_array[rss_id];
3103 
3104         if (fp->tx_br == NULL) {
3105                 ret = EINVAL;
3106                 goto qlnx_transmit_exit;
3107         }
3108 
3109         if (mtx_trylock(&fp->tx_mtx)) {
3110 #ifdef QLNX_TRACEPERF_DATA
3111                         tx_pkts = fp->tx_pkts_transmitted;
3112                         tx_compl = fp->tx_pkts_completed;
3113 #endif
3114 
3115                         ret = qlnx_transmit_locked(ifp, fp, mp);
3116 
3117 #ifdef QLNX_TRACEPERF_DATA
3118                         fp->tx_pkts_trans_ctx += (fp->tx_pkts_transmitted - tx_pkts);
3119                         fp->tx_pkts_compl_ctx += (fp->tx_pkts_completed - tx_compl);
3120 #endif
3121                         mtx_unlock(&fp->tx_mtx);
3122         } else {
3123                 if (mp != NULL && (fp->fp_taskqueue != NULL)) {
3124                         ret = drbr_enqueue(ifp, fp->tx_br, mp);
3125                         taskqueue_enqueue(fp->fp_taskqueue, &fp->fp_task);
3126                 }
3127         }
3128 
3129 qlnx_transmit_exit:
3130 
3131         QL_DPRINT2(ha, "exit ret = %d\n", ret);
3132         return ret;
3133 }
3134 
3135 static void
3136 qlnx_qflush(struct ifnet *ifp)
3137 {
3138 	int			rss_id;
3139 	struct qlnx_fastpath	*fp;
3140 	struct mbuf		*mp;
3141 	qlnx_host_t		*ha;
3142 
3143 	ha = (qlnx_host_t *)ifp->if_softc;
3144 
3145 	QL_DPRINT2(ha, "enter\n");
3146 
3147 	for (rss_id = 0; rss_id < ha->num_rss; rss_id++) {
3148 		fp = &ha->fp_array[rss_id];
3149 
3150 		if (fp == NULL)
3151 			continue;
3152 
3153 		if (fp->tx_br) {
3154 			mtx_lock(&fp->tx_mtx);
3155 
3156 			while ((mp = drbr_dequeue(ifp, fp->tx_br)) != NULL) {
3157 				fp->tx_pkts_freed++;
3158 				m_freem(mp);
3159 			}
3160 			mtx_unlock(&fp->tx_mtx);
3161 		}
3162 	}
3163 	QL_DPRINT2(ha, "exit\n");
3164 
3165 	return;
3166 }
3167 
3168 static void
3169 qlnx_txq_doorbell_wr32(qlnx_host_t *ha, void *reg_addr, uint32_t value)
3170 {
3171 	struct ecore_dev	*cdev;
3172 	uint32_t		offset;
3173 
3174 	cdev = &ha->cdev;
3175 
3176 	offset = (uint32_t)((uint8_t *)reg_addr - (uint8_t *)ha->pci_dbells);
3177 
3178 	bus_write_4(ha->pci_dbells, offset, value);
3179 	bus_barrier(ha->pci_reg,  0, 0, BUS_SPACE_BARRIER_READ);
3180 	bus_barrier(ha->pci_dbells,  0, 0, BUS_SPACE_BARRIER_READ);
3181 
3182 	return;
3183 }
3184 
3185 static uint32_t
3186 qlnx_tcp_offset(qlnx_host_t *ha, struct mbuf *mp)
3187 {
3188         struct ether_vlan_header	*eh = NULL;
3189         struct ip			*ip = NULL;
3190         struct ip6_hdr			*ip6 = NULL;
3191         struct tcphdr			*th = NULL;
3192         uint32_t			ehdrlen = 0, ip_hlen = 0, offset = 0;
3193         uint16_t			etype = 0;
3194         device_t			dev;
3195         uint8_t				buf[sizeof(struct ip6_hdr)];
3196 
3197         dev = ha->pci_dev;
3198 
3199         eh = mtod(mp, struct ether_vlan_header *);
3200 
3201         if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
3202                 ehdrlen = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN;
3203                 etype = ntohs(eh->evl_proto);
3204         } else {
3205                 ehdrlen = ETHER_HDR_LEN;
3206                 etype = ntohs(eh->evl_encap_proto);
3207         }
3208 
3209         switch (etype) {
3210                 case ETHERTYPE_IP:
3211                         ip = (struct ip *)(mp->m_data + ehdrlen);
3212 
3213                         ip_hlen = sizeof (struct ip);
3214 
3215                         if (mp->m_len < (ehdrlen + ip_hlen)) {
3216                                 m_copydata(mp, ehdrlen, sizeof(struct ip), buf);
3217                                 ip = (struct ip *)buf;
3218                         }
3219 
3220                         th = (struct tcphdr *)(ip + 1);
3221 			offset = ip_hlen + ehdrlen + (th->th_off << 2);
3222                 break;
3223 
3224                 case ETHERTYPE_IPV6:
3225                         ip6 = (struct ip6_hdr *)(mp->m_data + ehdrlen);
3226 
3227                         ip_hlen = sizeof(struct ip6_hdr);
3228 
3229                         if (mp->m_len < (ehdrlen + ip_hlen)) {
3230                                 m_copydata(mp, ehdrlen, sizeof (struct ip6_hdr),
3231                                         buf);
3232                                 ip6 = (struct ip6_hdr *)buf;
3233                         }
3234                         th = (struct tcphdr *)(ip6 + 1);
3235 			offset = ip_hlen + ehdrlen + (th->th_off << 2);
3236                 break;
3237 
3238                 default:
3239                 break;
3240         }
3241 
3242         return (offset);
3243 }
3244 
3245 static __inline int
3246 qlnx_tso_check(struct qlnx_fastpath *fp, bus_dma_segment_t *segs, int nsegs,
3247 	uint32_t offset)
3248 {
3249 	int			i;
3250 	uint32_t		sum, nbds_in_hdr = 1;
3251         uint32_t		window;
3252         bus_dma_segment_t	*s_seg;
3253 
3254         /* If the header spans mulitple segments, skip those segments */
3255 
3256         if (nsegs < ETH_TX_LSO_WINDOW_BDS_NUM)
3257                 return (0);
3258 
3259         i = 0;
3260 
3261         while ((i < nsegs) && (offset >= segs->ds_len)) {
3262                 offset = offset - segs->ds_len;
3263                 segs++;
3264                 i++;
3265                 nbds_in_hdr++;
3266         }
3267 
3268         window = ETH_TX_LSO_WINDOW_BDS_NUM - nbds_in_hdr;
3269 
3270         nsegs = nsegs - i;
3271 
3272         while (nsegs >= window) {
3273                 sum = 0;
3274                 s_seg = segs;
3275 
3276                 for (i = 0; i < window; i++){
3277                         sum += s_seg->ds_len;
3278                         s_seg++;
3279                 }
3280 
3281                 if (sum < ETH_TX_LSO_WINDOW_MIN_LEN) {
3282                         fp->tx_lso_wnd_min_len++;
3283                         return (-1);
3284                 }
3285 
3286                 nsegs = nsegs - 1;
3287                 segs++;
3288         }
3289 
3290 	return (0);
3291 }
3292 
3293 static int
3294 qlnx_send(qlnx_host_t *ha, struct qlnx_fastpath *fp, struct mbuf **m_headp)
3295 {
3296 	bus_dma_segment_t	*segs;
3297 	bus_dmamap_t		map = 0;
3298 	uint32_t		nsegs = 0;
3299 	int			ret = -1;
3300 	struct mbuf		*m_head = *m_headp;
3301 	uint16_t		idx = 0;
3302 	uint16_t		elem_left;
3303 
3304 	uint8_t			nbd = 0;
3305 	struct qlnx_tx_queue    *txq;
3306 
3307 	struct eth_tx_1st_bd    *first_bd;
3308 	struct eth_tx_2nd_bd    *second_bd;
3309 	struct eth_tx_3rd_bd    *third_bd;
3310 	struct eth_tx_bd        *tx_data_bd;
3311 
3312 	int			seg_idx = 0;
3313 	uint32_t		nbds_in_hdr = 0;
3314 	uint32_t		offset = 0;
3315 
3316 #ifdef QLNX_TRACE_PERF_DATA
3317         uint16_t                bd_used;
3318 #endif
3319 
3320 	QL_DPRINT8(ha, "enter[%d]\n", fp->rss_id);
3321 
3322 	if (!ha->link_up)
3323 		return (-1);
3324 
3325 	first_bd	= NULL;
3326 	second_bd	= NULL;
3327 	third_bd	= NULL;
3328 	tx_data_bd	= NULL;
3329 
3330 	txq = fp->txq[0];
3331 
3332         if ((int)(elem_left = ecore_chain_get_elem_left(&txq->tx_pbl)) <
3333 		QLNX_TX_ELEM_MIN_THRESH) {
3334                 fp->tx_nsegs_gt_elem_left++;
3335                 fp->err_tx_nsegs_gt_elem_left++;
3336 
3337                 return (ENOBUFS);
3338         }
3339 
3340 	idx = txq->sw_tx_prod;
3341 
3342 	map = txq->sw_tx_ring[idx].map;
3343 	segs = txq->segs;
3344 
3345 	ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head, segs, &nsegs,
3346 			BUS_DMA_NOWAIT);
3347 
3348 	if (ha->dbg_trace_tso_pkt_len) {
3349 		if (m_head->m_pkthdr.csum_flags & CSUM_TSO) {
3350 			if (!fp->tx_tso_min_pkt_len) {
3351 				fp->tx_tso_min_pkt_len = m_head->m_pkthdr.len;
3352 				fp->tx_tso_min_pkt_len = m_head->m_pkthdr.len;
3353 			} else {
3354 				if (fp->tx_tso_min_pkt_len > m_head->m_pkthdr.len)
3355 					fp->tx_tso_min_pkt_len =
3356 						m_head->m_pkthdr.len;
3357 				if (fp->tx_tso_max_pkt_len < m_head->m_pkthdr.len)
3358 					fp->tx_tso_max_pkt_len =
3359 						m_head->m_pkthdr.len;
3360 			}
3361 		}
3362 	}
3363 
3364 	if (m_head->m_pkthdr.csum_flags & CSUM_TSO)
3365 		offset = qlnx_tcp_offset(ha, m_head);
3366 
3367 	if ((ret == EFBIG) ||
3368 		((nsegs > QLNX_MAX_SEGMENTS_NON_TSO) && (
3369 			(!(m_head->m_pkthdr.csum_flags & CSUM_TSO)) ||
3370 		((m_head->m_pkthdr.csum_flags & CSUM_TSO) &&
3371 			qlnx_tso_check(fp, segs, nsegs, offset))))) {
3372 		struct mbuf *m;
3373 
3374 		QL_DPRINT8(ha, "EFBIG [%d]\n", m_head->m_pkthdr.len);
3375 
3376 		fp->tx_defrag++;
3377 
3378 		m = m_defrag(m_head, M_NOWAIT);
3379 		if (m == NULL) {
3380 			fp->err_tx_defrag++;
3381 			fp->tx_pkts_freed++;
3382 			m_freem(m_head);
3383 			*m_headp = NULL;
3384 			QL_DPRINT1(ha, "m_defrag() = NULL [%d]\n", ret);
3385 			return (ENOBUFS);
3386 		}
3387 
3388 		m_head = m;
3389 		*m_headp = m_head;
3390 
3391 		if ((ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head,
3392 				segs, &nsegs, BUS_DMA_NOWAIT))) {
3393 			fp->err_tx_defrag_dmamap_load++;
3394 
3395 			QL_DPRINT1(ha,
3396 				"bus_dmamap_load_mbuf_sg failed0 [%d, %d]\n",
3397 				ret, m_head->m_pkthdr.len);
3398 
3399 			fp->tx_pkts_freed++;
3400 			m_freem(m_head);
3401 			*m_headp = NULL;
3402 
3403 			return (ret);
3404 		}
3405 
3406 		if ((nsegs > QLNX_MAX_SEGMENTS_NON_TSO) &&
3407 			!(m_head->m_pkthdr.csum_flags & CSUM_TSO)) {
3408 			fp->err_tx_non_tso_max_seg++;
3409 
3410 			QL_DPRINT1(ha,
3411 				"(%d) nsegs too many for non-TSO [%d, %d]\n",
3412 				ret, nsegs, m_head->m_pkthdr.len);
3413 
3414 			fp->tx_pkts_freed++;
3415 			m_freem(m_head);
3416 			*m_headp = NULL;
3417 
3418 			return (ret);
3419 		}
3420 		if (m_head->m_pkthdr.csum_flags & CSUM_TSO)
3421 			offset = qlnx_tcp_offset(ha, m_head);
3422 
3423 	} else if (ret) {
3424 		fp->err_tx_dmamap_load++;
3425 
3426 		QL_DPRINT1(ha, "bus_dmamap_load_mbuf_sg failed1 [%d, %d]\n",
3427 			   ret, m_head->m_pkthdr.len);
3428 		fp->tx_pkts_freed++;
3429 		m_freem(m_head);
3430 		*m_headp = NULL;
3431 		return (ret);
3432 	}
3433 
3434 	QL_ASSERT(ha, (nsegs != 0), ("qlnx_send: empty packet"));
3435 
3436 	if (ha->dbg_trace_tso_pkt_len) {
3437 		if (nsegs < QLNX_FP_MAX_SEGS)
3438 			fp->tx_pkts[(nsegs - 1)]++;
3439 		else
3440 			fp->tx_pkts[(QLNX_FP_MAX_SEGS - 1)]++;
3441 	}
3442 
3443 #ifdef QLNX_TRACE_PERF_DATA
3444         if (m_head->m_pkthdr.csum_flags & CSUM_TSO) {
3445                 if(m_head->m_pkthdr.len <= 2048)
3446                         fp->tx_pkts_hist[0]++;
3447                 else if((m_head->m_pkthdr.len > 2048) &&
3448 				(m_head->m_pkthdr.len <= 4096))
3449                         fp->tx_pkts_hist[1]++;
3450                 else if((m_head->m_pkthdr.len > 4096) &&
3451 				(m_head->m_pkthdr.len <= 8192))
3452                         fp->tx_pkts_hist[2]++;
3453                 else if((m_head->m_pkthdr.len > 8192) &&
3454 				(m_head->m_pkthdr.len <= 12288 ))
3455                         fp->tx_pkts_hist[3]++;
3456                 else if((m_head->m_pkthdr.len > 11288) &&
3457 				(m_head->m_pkthdr.len <= 16394))
3458                         fp->tx_pkts_hist[4]++;
3459                 else if((m_head->m_pkthdr.len > 16384) &&
3460 				(m_head->m_pkthdr.len <= 20480))
3461                         fp->tx_pkts_hist[5]++;
3462                 else if((m_head->m_pkthdr.len > 20480) &&
3463 				(m_head->m_pkthdr.len <= 24576))
3464                         fp->tx_pkts_hist[6]++;
3465                 else if((m_head->m_pkthdr.len > 24576) &&
3466 				(m_head->m_pkthdr.len <= 28672))
3467                         fp->tx_pkts_hist[7]++;
3468                 else if((m_head->m_pkthdr.len > 28762) &&
3469 				(m_head->m_pkthdr.len <= 32768))
3470                         fp->tx_pkts_hist[8]++;
3471                 else if((m_head->m_pkthdr.len > 32768) &&
3472 				(m_head->m_pkthdr.len <= 36864))
3473                         fp->tx_pkts_hist[9]++;
3474                 else if((m_head->m_pkthdr.len > 36864) &&
3475 				(m_head->m_pkthdr.len <= 40960))
3476                         fp->tx_pkts_hist[10]++;
3477                 else if((m_head->m_pkthdr.len > 40960) &&
3478 				(m_head->m_pkthdr.len <= 45056))
3479                         fp->tx_pkts_hist[11]++;
3480                 else if((m_head->m_pkthdr.len > 45056) &&
3481 				(m_head->m_pkthdr.len <= 49152))
3482                         fp->tx_pkts_hist[12]++;
3483                 else if((m_head->m_pkthdr.len > 49512) &&
3484 				m_head->m_pkthdr.len <= 53248))
3485                         fp->tx_pkts_hist[13]++;
3486                 else if((m_head->m_pkthdr.len > 53248) &&
3487 				(m_head->m_pkthdr.len <= 57344))
3488                         fp->tx_pkts_hist[14]++;
3489                 else if((m_head->m_pkthdr.len > 53248) &&
3490 				(m_head->m_pkthdr.len <= 57344))
3491                         fp->tx_pkts_hist[15]++;
3492                 else if((m_head->m_pkthdr.len > 57344) &&
3493 				(m_head->m_pkthdr.len <= 61440))
3494                         fp->tx_pkts_hist[16]++;
3495                 else
3496                         fp->tx_pkts_hist[17]++;
3497         }
3498 
3499         if (m_head->m_pkthdr.csum_flags & CSUM_TSO) {
3500                 elem_left =  ecore_chain_get_elem_left(&txq->tx_pbl);
3501                 bd_used = TX_RING_SIZE - elem_left;
3502 
3503                 if(bd_used <= 100)
3504                         fp->tx_pkts_q[0]++;
3505                 else if((bd_used > 100) && (bd_used <= 500))
3506                         fp->tx_pkts_q[1]++;
3507                 else if((bd_used > 500) && (bd_used <= 1000))
3508                         fp->tx_pkts_q[2]++;
3509                 else if((bd_used > 1000) && (bd_used <= 2000))
3510                         fp->tx_pkts_q[3]++;
3511                 else if((bd_used > 3000) && (bd_used <= 4000))
3512                         fp->tx_pkts_q[4]++;
3513                 else if((bd_used > 4000) && (bd_used <= 5000))
3514                         fp->tx_pkts_q[5]++;
3515                 else if((bd_used > 6000) && (bd_used <= 7000))
3516                         fp->tx_pkts_q[6]++;
3517                 else if((bd_used > 7000) && (bd_used <= 8000))
3518                         fp->tx_pkts_q[7]++;
3519                 else if((bd_used > 8000) && (bd_used <= 9000))
3520                         fp->tx_pkts_q[8]++;
3521                 else if((bd_used > 9000) && (bd_used <= 10000))
3522                         fp->tx_pkts_q[9]++;
3523                 else if((bd_used > 10000) && (bd_used <= 11000))
3524                         fp->tx_pkts_q[10]++;
3525                 else if((bd_used > 11000) && (bd_used <= 12000))
3526                         fp->tx_pkts_q[11]++;
3527                 else if((bd_used > 12000) && (bd_used <= 13000))
3528                         fp->tx_pkts_q[12]++;
3529                 else if((bd_used > 13000) && (bd_used <= 14000))
3530                         fp->tx_pkts_q[13]++;
3531                 else if((bd_used > 14000) && (bd_used <= 15000))
3532                         fp->tx_pkts_q[14]++;
3533                else if((bd_used > 15000) && (bd_used <= 16000))
3534                         fp->tx_pkts_q[15]++;
3535                 else
3536                         fp->tx_pkts_q[16]++;
3537         }
3538 
3539 #endif /* end of QLNX_TRACE_PERF_DATA */
3540 
3541 	if ((nsegs + QLNX_TX_ELEM_RESERVE) >
3542 		(int)(elem_left = ecore_chain_get_elem_left(&txq->tx_pbl))) {
3543 		QL_DPRINT1(ha, "(%d, 0x%x) insuffient BDs"
3544 			" in chain[%d] trying to free packets\n",
3545 			nsegs, elem_left, fp->rss_id);
3546 
3547 		fp->tx_nsegs_gt_elem_left++;
3548 
3549 		(void)qlnx_tx_int(ha, fp, txq);
3550 
3551 		if ((nsegs + QLNX_TX_ELEM_RESERVE) > (int)(elem_left =
3552 			ecore_chain_get_elem_left(&txq->tx_pbl))) {
3553 			QL_DPRINT1(ha,
3554 				"(%d, 0x%x) insuffient BDs in chain[%d]\n",
3555 				nsegs, elem_left, fp->rss_id);
3556 
3557 			fp->err_tx_nsegs_gt_elem_left++;
3558 			fp->tx_ring_full = 1;
3559 			if (ha->storm_stats_enable)
3560 				ha->storm_stats_gather = 1;
3561 			return (ENOBUFS);
3562 		}
3563 	}
3564 
3565 	bus_dmamap_sync(ha->tx_tag, map, BUS_DMASYNC_PREWRITE);
3566 
3567 	txq->sw_tx_ring[idx].mp = m_head;
3568 
3569 	first_bd = (struct eth_tx_1st_bd *)ecore_chain_produce(&txq->tx_pbl);
3570 
3571 	memset(first_bd, 0, sizeof(*first_bd));
3572 
3573 	first_bd->data.bd_flags.bitfields =
3574 		1 << ETH_TX_1ST_BD_FLAGS_START_BD_SHIFT;
3575 
3576 	BD_SET_UNMAP_ADDR_LEN(first_bd, segs->ds_addr, segs->ds_len);
3577 
3578 	nbd++;
3579 
3580 	if (m_head->m_pkthdr.csum_flags & CSUM_IP) {
3581 		first_bd->data.bd_flags.bitfields |=
3582 			(1 << ETH_TX_1ST_BD_FLAGS_IP_CSUM_SHIFT);
3583 	}
3584 
3585 	if (m_head->m_pkthdr.csum_flags &
3586 		(CSUM_UDP | CSUM_TCP | CSUM_TCP_IPV6 | CSUM_UDP_IPV6)) {
3587 		first_bd->data.bd_flags.bitfields |=
3588 			(1 << ETH_TX_1ST_BD_FLAGS_L4_CSUM_SHIFT);
3589 	}
3590 
3591         if (m_head->m_flags & M_VLANTAG) {
3592                 first_bd->data.vlan = m_head->m_pkthdr.ether_vtag;
3593 		first_bd->data.bd_flags.bitfields |=
3594 			(1 << ETH_TX_1ST_BD_FLAGS_VLAN_INSERTION_SHIFT);
3595         }
3596 
3597 	if (m_head->m_pkthdr.csum_flags & CSUM_TSO) {
3598                 first_bd->data.bd_flags.bitfields |=
3599 			(1 << ETH_TX_1ST_BD_FLAGS_LSO_SHIFT);
3600 		first_bd->data.bd_flags.bitfields |=
3601 			(1 << ETH_TX_1ST_BD_FLAGS_IP_CSUM_SHIFT);
3602 
3603 		nbds_in_hdr = 1;
3604 
3605 		if (offset == segs->ds_len) {
3606 			BD_SET_UNMAP_ADDR_LEN(first_bd, segs->ds_addr, offset);
3607 			segs++;
3608 			seg_idx++;
3609 
3610 			second_bd = (struct eth_tx_2nd_bd *)
3611 					ecore_chain_produce(&txq->tx_pbl);
3612 			memset(second_bd, 0, sizeof(*second_bd));
3613 			nbd++;
3614 
3615 			if (seg_idx < nsegs) {
3616 				BD_SET_UNMAP_ADDR_LEN(second_bd, \
3617 					(segs->ds_addr), (segs->ds_len));
3618 				segs++;
3619 				seg_idx++;
3620 			}
3621 
3622 			third_bd = (struct eth_tx_3rd_bd *)
3623 					ecore_chain_produce(&txq->tx_pbl);
3624 			memset(third_bd, 0, sizeof(*third_bd));
3625 			third_bd->data.lso_mss = m_head->m_pkthdr.tso_segsz;
3626 			third_bd->data.bitfields |=
3627 				(nbds_in_hdr<<ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT);
3628 			nbd++;
3629 
3630 			if (seg_idx < nsegs) {
3631 				BD_SET_UNMAP_ADDR_LEN(third_bd, \
3632 					(segs->ds_addr), (segs->ds_len));
3633 				segs++;
3634 				seg_idx++;
3635 			}
3636 
3637 			for (; seg_idx < nsegs; seg_idx++) {
3638 				tx_data_bd = (struct eth_tx_bd *)
3639 					ecore_chain_produce(&txq->tx_pbl);
3640 				memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3641 				BD_SET_UNMAP_ADDR_LEN(tx_data_bd, \
3642 					segs->ds_addr,\
3643 					segs->ds_len);
3644 				segs++;
3645 				nbd++;
3646 			}
3647 
3648 		} else if (offset < segs->ds_len) {
3649 			BD_SET_UNMAP_ADDR_LEN(first_bd, segs->ds_addr, offset);
3650 
3651 			second_bd = (struct eth_tx_2nd_bd *)
3652 					ecore_chain_produce(&txq->tx_pbl);
3653 			memset(second_bd, 0, sizeof(*second_bd));
3654 			BD_SET_UNMAP_ADDR_LEN(second_bd, \
3655 				(segs->ds_addr + offset),\
3656 				(segs->ds_len - offset));
3657 			nbd++;
3658 			segs++;
3659 
3660 			third_bd = (struct eth_tx_3rd_bd *)
3661 					ecore_chain_produce(&txq->tx_pbl);
3662 			memset(third_bd, 0, sizeof(*third_bd));
3663 
3664 			BD_SET_UNMAP_ADDR_LEN(third_bd, \
3665 					segs->ds_addr,\
3666 					segs->ds_len);
3667 			third_bd->data.lso_mss = m_head->m_pkthdr.tso_segsz;
3668 			third_bd->data.bitfields |=
3669 				(nbds_in_hdr<<ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT);
3670 			segs++;
3671 			nbd++;
3672 
3673 			for (seg_idx = 2; seg_idx < nsegs; seg_idx++) {
3674 				tx_data_bd = (struct eth_tx_bd *)
3675 					ecore_chain_produce(&txq->tx_pbl);
3676 				memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3677 				BD_SET_UNMAP_ADDR_LEN(tx_data_bd, \
3678 					segs->ds_addr,\
3679 					segs->ds_len);
3680 				segs++;
3681 				nbd++;
3682 			}
3683 
3684 		} else {
3685 			offset = offset - segs->ds_len;
3686 			segs++;
3687 
3688 			for (seg_idx = 1; seg_idx < nsegs; seg_idx++) {
3689 				if (offset)
3690 					nbds_in_hdr++;
3691 
3692 				tx_data_bd = (struct eth_tx_bd *)
3693 					ecore_chain_produce(&txq->tx_pbl);
3694 				memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3695 
3696 				if (second_bd == NULL) {
3697 					second_bd = (struct eth_tx_2nd_bd *)
3698 								tx_data_bd;
3699 				} else if (third_bd == NULL) {
3700 					third_bd = (struct eth_tx_3rd_bd *)
3701 								tx_data_bd;
3702 				}
3703 
3704 				if (offset && (offset < segs->ds_len)) {
3705 					BD_SET_UNMAP_ADDR_LEN(tx_data_bd,\
3706 						segs->ds_addr, offset);
3707 
3708 					tx_data_bd = (struct eth_tx_bd *)
3709 					ecore_chain_produce(&txq->tx_pbl);
3710 
3711 					memset(tx_data_bd, 0,
3712 						sizeof(*tx_data_bd));
3713 
3714 					if (second_bd == NULL) {
3715 						second_bd =
3716 					(struct eth_tx_2nd_bd *)tx_data_bd;
3717 					} else if (third_bd == NULL) {
3718 						third_bd =
3719 					(struct eth_tx_3rd_bd *)tx_data_bd;
3720 					}
3721 					BD_SET_UNMAP_ADDR_LEN(tx_data_bd,\
3722 						(segs->ds_addr + offset), \
3723 						(segs->ds_len - offset));
3724 					nbd++;
3725 					offset = 0;
3726 				} else {
3727 					if (offset)
3728 						offset = offset - segs->ds_len;
3729 					BD_SET_UNMAP_ADDR_LEN(tx_data_bd,\
3730 						segs->ds_addr, segs->ds_len);
3731 				}
3732 				segs++;
3733 				nbd++;
3734 			}
3735 
3736 			if (third_bd == NULL) {
3737 				third_bd = (struct eth_tx_3rd_bd *)
3738 					ecore_chain_produce(&txq->tx_pbl);
3739 				memset(third_bd, 0, sizeof(*third_bd));
3740 			}
3741 
3742 			third_bd->data.lso_mss = m_head->m_pkthdr.tso_segsz;
3743 			third_bd->data.bitfields |=
3744 				(nbds_in_hdr<<ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT);
3745 		}
3746 		fp->tx_tso_pkts++;
3747 	} else {
3748 		segs++;
3749 		for (seg_idx = 1; seg_idx < nsegs; seg_idx++) {
3750 			tx_data_bd = (struct eth_tx_bd *)
3751 					ecore_chain_produce(&txq->tx_pbl);
3752 			memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3753 			BD_SET_UNMAP_ADDR_LEN(tx_data_bd, segs->ds_addr,\
3754 				segs->ds_len);
3755 			segs++;
3756 			nbd++;
3757 		}
3758 		first_bd->data.bitfields =
3759 			(m_head->m_pkthdr.len & ETH_TX_DATA_1ST_BD_PKT_LEN_MASK)
3760 				 << ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT;
3761 		first_bd->data.bitfields =
3762 			htole16(first_bd->data.bitfields);
3763 		fp->tx_non_tso_pkts++;
3764 	}
3765 
3766 	first_bd->data.nbds = nbd;
3767 
3768 	if (ha->dbg_trace_tso_pkt_len) {
3769 		if (fp->tx_tso_max_nsegs < nsegs)
3770 			fp->tx_tso_max_nsegs = nsegs;
3771 
3772 		if ((nsegs < fp->tx_tso_min_nsegs) || (!fp->tx_tso_min_nsegs))
3773 			fp->tx_tso_min_nsegs = nsegs;
3774 	}
3775 
3776 	txq->sw_tx_ring[idx].nsegs = nsegs;
3777 	txq->sw_tx_prod = (txq->sw_tx_prod + 1) & (TX_RING_SIZE - 1);
3778 
3779 	txq->tx_db.data.bd_prod =
3780 		htole16(ecore_chain_get_prod_idx(&txq->tx_pbl));
3781 
3782 	qlnx_txq_doorbell_wr32(ha, txq->doorbell_addr, txq->tx_db.raw);
3783 
3784 	QL_DPRINT8(ha, "exit[%d]\n", fp->rss_id);
3785 	return (0);
3786 }
3787 
3788 static void
3789 qlnx_stop(qlnx_host_t *ha)
3790 {
3791 	struct ifnet	*ifp = ha->ifp;
3792 	device_t	dev;
3793 	int		i;
3794 
3795 	dev = ha->pci_dev;
3796 
3797 	ifp->if_drv_flags &= ~(IFF_DRV_OACTIVE | IFF_DRV_RUNNING);
3798 
3799 	/*
3800 	 * We simply lock and unlock each fp->tx_mtx to
3801 	 * propagate the if_drv_flags
3802 	 * state to each tx thread
3803 	 */
3804         QL_DPRINT1(ha, "QLNX STATE = %d\n",ha->state);
3805 
3806 	if (ha->state == QLNX_STATE_OPEN) {
3807         	for (i = 0; i < ha->num_rss; i++) {
3808 			struct qlnx_fastpath *fp = &ha->fp_array[i];
3809 
3810 			mtx_lock(&fp->tx_mtx);
3811 			mtx_unlock(&fp->tx_mtx);
3812 
3813 			if (fp->fp_taskqueue != NULL)
3814 				taskqueue_enqueue(fp->fp_taskqueue,
3815 					&fp->fp_task);
3816 		}
3817 	}
3818 #ifdef QLNX_ENABLE_IWARP
3819 	if (qlnx_vf_device(ha) != 0) {
3820 		qlnx_rdma_dev_close(ha);
3821 	}
3822 #endif /* #ifdef QLNX_ENABLE_IWARP */
3823 
3824 	qlnx_unload(ha);
3825 
3826 	return;
3827 }
3828 
3829 static int
3830 qlnx_get_ifq_snd_maxlen(qlnx_host_t *ha)
3831 {
3832         return(TX_RING_SIZE - 1);
3833 }
3834 
3835 uint8_t *
3836 qlnx_get_mac_addr(qlnx_host_t *ha)
3837 {
3838 	struct ecore_hwfn	*p_hwfn;
3839 	unsigned char mac[ETHER_ADDR_LEN];
3840 	uint8_t			p_is_forced;
3841 
3842 	p_hwfn = &ha->cdev.hwfns[0];
3843 
3844 	if (qlnx_vf_device(ha) != 0)
3845 		return (p_hwfn->hw_info.hw_mac_addr);
3846 
3847 	ecore_vf_read_bulletin(p_hwfn, &p_is_forced);
3848 	if (ecore_vf_bulletin_get_forced_mac(p_hwfn, mac, &p_is_forced) ==
3849 		true) {
3850 		device_printf(ha->pci_dev, "%s: p_is_forced = %d"
3851 			" mac_addr = %02x:%02x:%02x:%02x:%02x:%02x\n", __func__,
3852 			p_is_forced, mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
3853         	memcpy(ha->primary_mac, mac, ETH_ALEN);
3854 	}
3855 
3856 	return (ha->primary_mac);
3857 }
3858 
3859 static uint32_t
3860 qlnx_get_optics(qlnx_host_t *ha, struct qlnx_link_output *if_link)
3861 {
3862 	uint32_t	ifm_type = 0;
3863 
3864 	switch (if_link->media_type) {
3865 	case MEDIA_MODULE_FIBER:
3866 	case MEDIA_UNSPECIFIED:
3867 		if (if_link->speed == (100 * 1000))
3868 			ifm_type = QLNX_IFM_100G_SR4;
3869 		else if (if_link->speed == (40 * 1000))
3870 			ifm_type = IFM_40G_SR4;
3871 		else if (if_link->speed == (25 * 1000))
3872 			ifm_type = QLNX_IFM_25G_SR;
3873 		else if (if_link->speed == (10 * 1000))
3874 			ifm_type = (IFM_10G_LR | IFM_10G_SR);
3875 		else if (if_link->speed == (1 * 1000))
3876 			ifm_type = (IFM_1000_SX | IFM_1000_LX);
3877 
3878 		break;
3879 
3880 	case MEDIA_DA_TWINAX:
3881 		if (if_link->speed == (100 * 1000))
3882 			ifm_type = QLNX_IFM_100G_CR4;
3883 		else if (if_link->speed == (40 * 1000))
3884 			ifm_type = IFM_40G_CR4;
3885 		else if (if_link->speed == (25 * 1000))
3886 			ifm_type = QLNX_IFM_25G_CR;
3887 		else if (if_link->speed == (10 * 1000))
3888 			ifm_type = IFM_10G_TWINAX;
3889 
3890 		break;
3891 
3892 	default :
3893 		ifm_type = IFM_UNKNOWN;
3894 		break;
3895 	}
3896 	return (ifm_type);
3897 }
3898 
3899 /*****************************************************************************
3900  * Interrupt Service Functions
3901  *****************************************************************************/
3902 
3903 static int
3904 qlnx_rx_jumbo_chain(qlnx_host_t *ha, struct qlnx_fastpath *fp,
3905 	struct mbuf *mp_head, uint16_t len)
3906 {
3907 	struct mbuf		*mp, *mpf, *mpl;
3908 	struct sw_rx_data	*sw_rx_data;
3909 	struct qlnx_rx_queue	*rxq;
3910 	uint16_t 		len_in_buffer;
3911 
3912 	rxq = fp->rxq;
3913 	mpf = mpl = mp = NULL;
3914 
3915 	while (len) {
3916         	rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3917 
3918                 sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
3919                 mp = sw_rx_data->data;
3920 
3921 		if (mp == NULL) {
3922                 	QL_DPRINT1(ha, "mp = NULL\n");
3923 			fp->err_rx_mp_null++;
3924         		rxq->sw_rx_cons  =
3925 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3926 
3927 			if (mpf != NULL)
3928 				m_freem(mpf);
3929 
3930 			return (-1);
3931 		}
3932 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
3933 			BUS_DMASYNC_POSTREAD);
3934 
3935                 if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
3936                         QL_DPRINT1(ha, "New buffer allocation failed, dropping"
3937 				" incoming packet and reusing its buffer\n");
3938 
3939                         qlnx_reuse_rx_data(rxq);
3940                         fp->err_rx_alloc_errors++;
3941 
3942 			if (mpf != NULL)
3943 				m_freem(mpf);
3944 
3945 			return (-1);
3946 		}
3947                 ecore_chain_consume(&rxq->rx_bd_ring);
3948 
3949 		if (len > rxq->rx_buf_size)
3950 			len_in_buffer = rxq->rx_buf_size;
3951 		else
3952 			len_in_buffer = len;
3953 
3954 		len = len - len_in_buffer;
3955 
3956 		mp->m_flags &= ~M_PKTHDR;
3957 		mp->m_next = NULL;
3958 		mp->m_len = len_in_buffer;
3959 
3960 		if (mpf == NULL)
3961 			mpf = mpl = mp;
3962 		else {
3963 			mpl->m_next = mp;
3964 			mpl = mp;
3965 		}
3966 	}
3967 
3968 	if (mpf != NULL)
3969 		mp_head->m_next = mpf;
3970 
3971 	return (0);
3972 }
3973 
3974 static void
3975 qlnx_tpa_start(qlnx_host_t *ha,
3976 	struct qlnx_fastpath *fp,
3977 	struct qlnx_rx_queue *rxq,
3978 	struct eth_fast_path_rx_tpa_start_cqe *cqe)
3979 {
3980 	uint32_t		agg_index;
3981         struct ifnet		*ifp = ha->ifp;
3982 	struct mbuf		*mp;
3983 	struct mbuf		*mpf = NULL, *mpl = NULL, *mpc = NULL;
3984 	struct sw_rx_data	*sw_rx_data;
3985 	dma_addr_t		addr;
3986 	bus_dmamap_t		map;
3987 	struct eth_rx_bd	*rx_bd;
3988 	int			i;
3989 	device_t		dev;
3990 #if __FreeBSD_version >= 1100000
3991 	uint8_t			hash_type;
3992 #endif /* #if __FreeBSD_version >= 1100000 */
3993 
3994 	dev = ha->pci_dev;
3995 	agg_index = cqe->tpa_agg_index;
3996 
3997         QL_DPRINT7(ha, "[rss_id = %d]: enter\n \
3998                 \t type = 0x%x\n \
3999                 \t bitfields = 0x%x\n \
4000                 \t seg_len = 0x%x\n \
4001                 \t pars_flags = 0x%x\n \
4002                 \t vlan_tag = 0x%x\n \
4003                 \t rss_hash = 0x%x\n \
4004                 \t len_on_first_bd = 0x%x\n \
4005                 \t placement_offset = 0x%x\n \
4006                 \t tpa_agg_index = 0x%x\n \
4007                 \t header_len = 0x%x\n \
4008                 \t ext_bd_len_list[0] = 0x%x\n \
4009                 \t ext_bd_len_list[1] = 0x%x\n \
4010                 \t ext_bd_len_list[2] = 0x%x\n \
4011                 \t ext_bd_len_list[3] = 0x%x\n \
4012                 \t ext_bd_len_list[4] = 0x%x\n",
4013                 fp->rss_id, cqe->type, cqe->bitfields, cqe->seg_len,
4014                 cqe->pars_flags.flags, cqe->vlan_tag,
4015                 cqe->rss_hash, cqe->len_on_first_bd, cqe->placement_offset,
4016                 cqe->tpa_agg_index, cqe->header_len,
4017                 cqe->ext_bd_len_list[0], cqe->ext_bd_len_list[1],
4018                 cqe->ext_bd_len_list[2], cqe->ext_bd_len_list[3],
4019                 cqe->ext_bd_len_list[4]);
4020 
4021 	if (agg_index >= ETH_TPA_MAX_AGGS_NUM) {
4022 		fp->err_rx_tpa_invalid_agg_num++;
4023 		return;
4024 	}
4025 
4026 	sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
4027 	bus_dmamap_sync(ha->rx_tag, sw_rx_data->map, BUS_DMASYNC_POSTREAD);
4028 	mp = sw_rx_data->data;
4029 
4030 	QL_DPRINT7(ha, "[rss_id = %d]: mp = %p \n ", fp->rss_id, mp);
4031 
4032 	if (mp == NULL) {
4033                	QL_DPRINT7(ha, "[%d]: mp = NULL\n", fp->rss_id);
4034 		fp->err_rx_mp_null++;
4035        		rxq->sw_rx_cons = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4036 
4037 		return;
4038 	}
4039 
4040 	if ((le16toh(cqe->pars_flags.flags)) & CQE_FLAGS_ERR) {
4041 		QL_DPRINT7(ha, "[%d]: CQE in CONS = %u has error,"
4042 			" flags = %x, dropping incoming packet\n", fp->rss_id,
4043 			rxq->sw_rx_cons, le16toh(cqe->pars_flags.flags));
4044 
4045 		fp->err_rx_hw_errors++;
4046 
4047 		qlnx_reuse_rx_data(rxq);
4048 
4049 		QLNX_INC_IERRORS(ifp);
4050 
4051 		return;
4052 	}
4053 
4054 	if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4055 		QL_DPRINT7(ha, "[%d]: New buffer allocation failed,"
4056 			" dropping incoming packet and reusing its buffer\n",
4057 			fp->rss_id);
4058 
4059 		fp->err_rx_alloc_errors++;
4060 		QLNX_INC_IQDROPS(ifp);
4061 
4062 		/*
4063 		 * Load the tpa mbuf into the rx ring and save the
4064 		 * posted mbuf
4065 		 */
4066 
4067 		map = sw_rx_data->map;
4068 		addr = sw_rx_data->dma_addr;
4069 
4070 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_prod];
4071 
4072 		sw_rx_data->data = rxq->tpa_info[agg_index].rx_buf.data;
4073 		sw_rx_data->dma_addr = rxq->tpa_info[agg_index].rx_buf.dma_addr;
4074 		sw_rx_data->map = rxq->tpa_info[agg_index].rx_buf.map;
4075 
4076 		rxq->tpa_info[agg_index].rx_buf.data = mp;
4077 		rxq->tpa_info[agg_index].rx_buf.dma_addr = addr;
4078 		rxq->tpa_info[agg_index].rx_buf.map = map;
4079 
4080 		rx_bd = (struct eth_rx_bd *)
4081 				ecore_chain_produce(&rxq->rx_bd_ring);
4082 
4083 		rx_bd->addr.hi = htole32(U64_HI(sw_rx_data->dma_addr));
4084 		rx_bd->addr.lo = htole32(U64_LO(sw_rx_data->dma_addr));
4085 
4086 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4087 			BUS_DMASYNC_PREREAD);
4088 
4089 		rxq->sw_rx_prod = (rxq->sw_rx_prod + 1) & (RX_RING_SIZE - 1);
4090 		rxq->sw_rx_cons = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4091 
4092 		ecore_chain_consume(&rxq->rx_bd_ring);
4093 
4094 		/* Now reuse any buffers posted in ext_bd_len_list */
4095 		for (i = 0; i < ETH_TPA_CQE_START_LEN_LIST_SIZE; i++) {
4096 			if (cqe->ext_bd_len_list[i] == 0)
4097 				break;
4098 
4099 			qlnx_reuse_rx_data(rxq);
4100 		}
4101 
4102 		rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_ERROR;
4103 		return;
4104 	}
4105 
4106 	if (rxq->tpa_info[agg_index].agg_state != QLNX_AGG_STATE_NONE) {
4107 		QL_DPRINT7(ha, "[%d]: invalid aggregation state,"
4108 			" dropping incoming packet and reusing its buffer\n",
4109 			fp->rss_id);
4110 
4111 		QLNX_INC_IQDROPS(ifp);
4112 
4113 		/* if we already have mbuf head in aggregation free it */
4114 		if (rxq->tpa_info[agg_index].mpf) {
4115 			m_freem(rxq->tpa_info[agg_index].mpf);
4116 			rxq->tpa_info[agg_index].mpl = NULL;
4117 		}
4118 		rxq->tpa_info[agg_index].mpf = mp;
4119 		rxq->tpa_info[agg_index].mpl = NULL;
4120 
4121 		rxq->sw_rx_cons = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4122 		ecore_chain_consume(&rxq->rx_bd_ring);
4123 
4124 		/* Now reuse any buffers posted in ext_bd_len_list */
4125 		for (i = 0; i < ETH_TPA_CQE_START_LEN_LIST_SIZE; i++) {
4126 			if (cqe->ext_bd_len_list[i] == 0)
4127 				break;
4128 
4129 			qlnx_reuse_rx_data(rxq);
4130 		}
4131 		rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_ERROR;
4132 
4133 		return;
4134 	}
4135 
4136 	/*
4137 	 * first process the ext_bd_len_list
4138 	 * if this fails then we simply drop the packet
4139 	 */
4140 	ecore_chain_consume(&rxq->rx_bd_ring);
4141 	rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4142 
4143 	for (i = 0; i < ETH_TPA_CQE_START_LEN_LIST_SIZE; i++) {
4144 		QL_DPRINT7(ha, "[%d]: 4\n ", fp->rss_id);
4145 
4146 		if (cqe->ext_bd_len_list[i] == 0)
4147 			break;
4148 
4149 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
4150 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4151 			BUS_DMASYNC_POSTREAD);
4152 
4153 		mpc = sw_rx_data->data;
4154 
4155 		if (mpc == NULL) {
4156 			QL_DPRINT7(ha, "[%d]: mpc = NULL\n", fp->rss_id);
4157 			fp->err_rx_mp_null++;
4158 			if (mpf != NULL)
4159 				m_freem(mpf);
4160 			mpf = mpl = NULL;
4161 			rxq->tpa_info[agg_index].agg_state =
4162 						QLNX_AGG_STATE_ERROR;
4163 			ecore_chain_consume(&rxq->rx_bd_ring);
4164 			rxq->sw_rx_cons =
4165 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4166 			continue;
4167 		}
4168 
4169 		if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4170 			QL_DPRINT7(ha, "[%d]: New buffer allocation failed,"
4171 				" dropping incoming packet and reusing its"
4172 				" buffer\n", fp->rss_id);
4173 
4174 			qlnx_reuse_rx_data(rxq);
4175 
4176 			if (mpf != NULL)
4177 				m_freem(mpf);
4178 			mpf = mpl = NULL;
4179 
4180 			rxq->tpa_info[agg_index].agg_state =
4181 						QLNX_AGG_STATE_ERROR;
4182 
4183 			ecore_chain_consume(&rxq->rx_bd_ring);
4184 			rxq->sw_rx_cons =
4185 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4186 
4187 			continue;
4188 		}
4189 
4190 		mpc->m_flags &= ~M_PKTHDR;
4191 		mpc->m_next = NULL;
4192 		mpc->m_len = cqe->ext_bd_len_list[i];
4193 
4194 		if (mpf == NULL) {
4195 			mpf = mpl = mpc;
4196 		} else {
4197 			mpl->m_len = ha->rx_buf_size;
4198 			mpl->m_next = mpc;
4199 			mpl = mpc;
4200 		}
4201 
4202 		ecore_chain_consume(&rxq->rx_bd_ring);
4203 		rxq->sw_rx_cons =
4204 			(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4205 	}
4206 
4207 	if (rxq->tpa_info[agg_index].agg_state != QLNX_AGG_STATE_NONE) {
4208 		QL_DPRINT7(ha, "[%d]: invalid aggregation state, dropping"
4209 			" incoming packet and reusing its buffer\n",
4210 			fp->rss_id);
4211 
4212 		QLNX_INC_IQDROPS(ifp);
4213 
4214 		rxq->tpa_info[agg_index].mpf = mp;
4215 		rxq->tpa_info[agg_index].mpl = NULL;
4216 
4217 		return;
4218 	}
4219 
4220         rxq->tpa_info[agg_index].placement_offset = cqe->placement_offset;
4221 
4222         if (mpf != NULL) {
4223                 mp->m_len = ha->rx_buf_size;
4224                 mp->m_next = mpf;
4225                 rxq->tpa_info[agg_index].mpf = mp;
4226                 rxq->tpa_info[agg_index].mpl = mpl;
4227         } else {
4228                 mp->m_len = cqe->len_on_first_bd + cqe->placement_offset;
4229                 rxq->tpa_info[agg_index].mpf = mp;
4230                 rxq->tpa_info[agg_index].mpl = mp;
4231                 mp->m_next = NULL;
4232         }
4233 
4234 	mp->m_flags |= M_PKTHDR;
4235 
4236 	/* assign packet to this interface interface */
4237 	mp->m_pkthdr.rcvif = ifp;
4238 
4239 	/* assume no hardware checksum has complated */
4240 	mp->m_pkthdr.csum_flags = 0;
4241 
4242 	//mp->m_pkthdr.flowid = fp->rss_id;
4243 	mp->m_pkthdr.flowid = cqe->rss_hash;
4244 
4245 #if __FreeBSD_version >= 1100000
4246 
4247 	hash_type = cqe->bitfields &
4248 			(ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_MASK <<
4249 			ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_SHIFT);
4250 
4251 	switch (hash_type) {
4252 	case RSS_HASH_TYPE_IPV4:
4253 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV4);
4254 		break;
4255 
4256 	case RSS_HASH_TYPE_TCP_IPV4:
4257 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV4);
4258 		break;
4259 
4260 	case RSS_HASH_TYPE_IPV6:
4261 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV6);
4262 		break;
4263 
4264 	case RSS_HASH_TYPE_TCP_IPV6:
4265 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV6);
4266 		break;
4267 
4268 	default:
4269 		M_HASHTYPE_SET(mp, M_HASHTYPE_OPAQUE);
4270 		break;
4271 	}
4272 
4273 #else
4274 	mp->m_flags |= M_FLOWID;
4275 #endif
4276 
4277 	mp->m_pkthdr.csum_flags |= (CSUM_IP_CHECKED | CSUM_IP_VALID |
4278 					CSUM_DATA_VALID | CSUM_PSEUDO_HDR);
4279 
4280 	mp->m_pkthdr.csum_data = 0xFFFF;
4281 
4282 	if (CQE_HAS_VLAN(cqe->pars_flags.flags)) {
4283 		mp->m_pkthdr.ether_vtag = le16toh(cqe->vlan_tag);
4284 		mp->m_flags |= M_VLANTAG;
4285 	}
4286 
4287 	rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_START;
4288 
4289         QL_DPRINT7(ha, "[%d]: 5\n\tagg_state = %d\n\t mpf = %p mpl = %p\n",
4290 		fp->rss_id, rxq->tpa_info[agg_index].agg_state,
4291                 rxq->tpa_info[agg_index].mpf, rxq->tpa_info[agg_index].mpl);
4292 
4293 	return;
4294 }
4295 
4296 static void
4297 qlnx_tpa_cont(qlnx_host_t *ha, struct qlnx_fastpath *fp,
4298 	struct qlnx_rx_queue *rxq,
4299 	struct eth_fast_path_rx_tpa_cont_cqe *cqe)
4300 {
4301 	struct sw_rx_data	*sw_rx_data;
4302 	int			i;
4303 	struct mbuf		*mpf = NULL, *mpl = NULL, *mpc = NULL;
4304 	struct mbuf		*mp;
4305 	uint32_t		agg_index;
4306 	device_t		dev;
4307 
4308 	dev = ha->pci_dev;
4309 
4310         QL_DPRINT7(ha, "[%d]: enter\n \
4311                 \t type = 0x%x\n \
4312                 \t tpa_agg_index = 0x%x\n \
4313                 \t len_list[0] = 0x%x\n \
4314                 \t len_list[1] = 0x%x\n \
4315                 \t len_list[2] = 0x%x\n \
4316                 \t len_list[3] = 0x%x\n \
4317                 \t len_list[4] = 0x%x\n \
4318                 \t len_list[5] = 0x%x\n",
4319                 fp->rss_id, cqe->type, cqe->tpa_agg_index,
4320                 cqe->len_list[0], cqe->len_list[1], cqe->len_list[2],
4321                 cqe->len_list[3], cqe->len_list[4], cqe->len_list[5]);
4322 
4323 	agg_index = cqe->tpa_agg_index;
4324 
4325 	if (agg_index >= ETH_TPA_MAX_AGGS_NUM) {
4326 		QL_DPRINT7(ha, "[%d]: 0\n ", fp->rss_id);
4327 		fp->err_rx_tpa_invalid_agg_num++;
4328 		return;
4329 	}
4330 
4331 	for (i = 0; i < ETH_TPA_CQE_CONT_LEN_LIST_SIZE; i++) {
4332 		QL_DPRINT7(ha, "[%d]: 1\n ", fp->rss_id);
4333 
4334 		if (cqe->len_list[i] == 0)
4335 			break;
4336 
4337 		if (rxq->tpa_info[agg_index].agg_state !=
4338 			QLNX_AGG_STATE_START) {
4339 			qlnx_reuse_rx_data(rxq);
4340 			continue;
4341 		}
4342 
4343 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
4344 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4345 			BUS_DMASYNC_POSTREAD);
4346 
4347 		mpc = sw_rx_data->data;
4348 
4349 		if (mpc == NULL) {
4350 			QL_DPRINT7(ha, "[%d]: mpc = NULL\n", fp->rss_id);
4351 
4352 			fp->err_rx_mp_null++;
4353 			if (mpf != NULL)
4354 				m_freem(mpf);
4355 			mpf = mpl = NULL;
4356 			rxq->tpa_info[agg_index].agg_state =
4357 						QLNX_AGG_STATE_ERROR;
4358 			ecore_chain_consume(&rxq->rx_bd_ring);
4359 			rxq->sw_rx_cons =
4360 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4361 			continue;
4362 		}
4363 
4364 		if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4365 			QL_DPRINT7(ha, "[%d]: New buffer allocation failed,"
4366 				" dropping incoming packet and reusing its"
4367 				" buffer\n", fp->rss_id);
4368 
4369 			qlnx_reuse_rx_data(rxq);
4370 
4371 			if (mpf != NULL)
4372 				m_freem(mpf);
4373 			mpf = mpl = NULL;
4374 
4375 			rxq->tpa_info[agg_index].agg_state =
4376 						QLNX_AGG_STATE_ERROR;
4377 
4378 			ecore_chain_consume(&rxq->rx_bd_ring);
4379 			rxq->sw_rx_cons =
4380 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4381 
4382 			continue;
4383 		}
4384 
4385 		mpc->m_flags &= ~M_PKTHDR;
4386 		mpc->m_next = NULL;
4387 		mpc->m_len = cqe->len_list[i];
4388 
4389 		if (mpf == NULL) {
4390 			mpf = mpl = mpc;
4391 		} else {
4392 			mpl->m_len = ha->rx_buf_size;
4393 			mpl->m_next = mpc;
4394 			mpl = mpc;
4395 		}
4396 
4397 		ecore_chain_consume(&rxq->rx_bd_ring);
4398 		rxq->sw_rx_cons =
4399 			(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4400 	}
4401 
4402         QL_DPRINT7(ha, "[%d]: 2\n" "\tmpf = %p mpl = %p\n",
4403                   fp->rss_id, mpf, mpl);
4404 
4405 	if (mpf != NULL) {
4406 		mp = rxq->tpa_info[agg_index].mpl;
4407 		mp->m_len = ha->rx_buf_size;
4408 		mp->m_next = mpf;
4409 		rxq->tpa_info[agg_index].mpl = mpl;
4410 	}
4411 
4412 	return;
4413 }
4414 
4415 static int
4416 qlnx_tpa_end(qlnx_host_t *ha, struct qlnx_fastpath *fp,
4417 	struct qlnx_rx_queue *rxq,
4418 	struct eth_fast_path_rx_tpa_end_cqe *cqe)
4419 {
4420 	struct sw_rx_data	*sw_rx_data;
4421 	int			i;
4422 	struct mbuf		*mpf = NULL, *mpl = NULL, *mpc = NULL;
4423 	struct mbuf		*mp;
4424 	uint32_t		agg_index;
4425 	uint32_t		len = 0;
4426         struct ifnet		*ifp = ha->ifp;
4427 	device_t		dev;
4428 
4429 	dev = ha->pci_dev;
4430 
4431         QL_DPRINT7(ha, "[%d]: enter\n \
4432                 \t type = 0x%x\n \
4433                 \t tpa_agg_index = 0x%x\n \
4434                 \t total_packet_len = 0x%x\n \
4435                 \t num_of_bds = 0x%x\n \
4436                 \t end_reason = 0x%x\n \
4437                 \t num_of_coalesced_segs = 0x%x\n \
4438                 \t ts_delta = 0x%x\n \
4439                 \t len_list[0] = 0x%x\n \
4440                 \t len_list[1] = 0x%x\n \
4441                 \t len_list[2] = 0x%x\n \
4442                 \t len_list[3] = 0x%x\n",
4443                  fp->rss_id, cqe->type, cqe->tpa_agg_index,
4444                 cqe->total_packet_len, cqe->num_of_bds,
4445                 cqe->end_reason, cqe->num_of_coalesced_segs, cqe->ts_delta,
4446                 cqe->len_list[0], cqe->len_list[1], cqe->len_list[2],
4447                 cqe->len_list[3]);
4448 
4449 	agg_index = cqe->tpa_agg_index;
4450 
4451 	if (agg_index >= ETH_TPA_MAX_AGGS_NUM) {
4452 		QL_DPRINT7(ha, "[%d]: 0\n ", fp->rss_id);
4453 
4454 		fp->err_rx_tpa_invalid_agg_num++;
4455 		return (0);
4456 	}
4457 
4458 	for (i = 0; i < ETH_TPA_CQE_END_LEN_LIST_SIZE; i++) {
4459 		QL_DPRINT7(ha, "[%d]: 1\n ", fp->rss_id);
4460 
4461 		if (cqe->len_list[i] == 0)
4462 			break;
4463 
4464 		if (rxq->tpa_info[agg_index].agg_state !=
4465 			QLNX_AGG_STATE_START) {
4466 			QL_DPRINT7(ha, "[%d]: 2\n ", fp->rss_id);
4467 
4468 			qlnx_reuse_rx_data(rxq);
4469 			continue;
4470 		}
4471 
4472 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
4473 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4474 			BUS_DMASYNC_POSTREAD);
4475 
4476 		mpc = sw_rx_data->data;
4477 
4478 		if (mpc == NULL) {
4479 			QL_DPRINT7(ha, "[%d]: mpc = NULL\n", fp->rss_id);
4480 
4481 			fp->err_rx_mp_null++;
4482 			if (mpf != NULL)
4483 				m_freem(mpf);
4484 			mpf = mpl = NULL;
4485 			rxq->tpa_info[agg_index].agg_state =
4486 						QLNX_AGG_STATE_ERROR;
4487 			ecore_chain_consume(&rxq->rx_bd_ring);
4488 			rxq->sw_rx_cons =
4489 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4490 			continue;
4491 		}
4492 
4493 		if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4494 			QL_DPRINT7(ha, "[%d]: New buffer allocation failed,"
4495 				" dropping incoming packet and reusing its"
4496 				" buffer\n", fp->rss_id);
4497 
4498 			qlnx_reuse_rx_data(rxq);
4499 
4500 			if (mpf != NULL)
4501 				m_freem(mpf);
4502 			mpf = mpl = NULL;
4503 
4504 			rxq->tpa_info[agg_index].agg_state =
4505 						QLNX_AGG_STATE_ERROR;
4506 
4507 			ecore_chain_consume(&rxq->rx_bd_ring);
4508 			rxq->sw_rx_cons =
4509 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4510 
4511 			continue;
4512 		}
4513 
4514 		mpc->m_flags &= ~M_PKTHDR;
4515 		mpc->m_next = NULL;
4516 		mpc->m_len = cqe->len_list[i];
4517 
4518 		if (mpf == NULL) {
4519 			mpf = mpl = mpc;
4520 		} else {
4521 			mpl->m_len = ha->rx_buf_size;
4522 			mpl->m_next = mpc;
4523 			mpl = mpc;
4524 		}
4525 
4526 		ecore_chain_consume(&rxq->rx_bd_ring);
4527 		rxq->sw_rx_cons =
4528 			(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4529 	}
4530 
4531 	QL_DPRINT7(ha, "[%d]: 5\n ", fp->rss_id);
4532 
4533 	if (mpf != NULL) {
4534 		QL_DPRINT7(ha, "[%d]: 6\n ", fp->rss_id);
4535 
4536 		mp = rxq->tpa_info[agg_index].mpl;
4537 		mp->m_len = ha->rx_buf_size;
4538 		mp->m_next = mpf;
4539 	}
4540 
4541 	if (rxq->tpa_info[agg_index].agg_state != QLNX_AGG_STATE_START) {
4542 		QL_DPRINT7(ha, "[%d]: 7\n ", fp->rss_id);
4543 
4544 		if (rxq->tpa_info[agg_index].mpf != NULL)
4545 			m_freem(rxq->tpa_info[agg_index].mpf);
4546 		rxq->tpa_info[agg_index].mpf = NULL;
4547 		rxq->tpa_info[agg_index].mpl = NULL;
4548 		rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_NONE;
4549 		return (0);
4550 	}
4551 
4552 	mp = rxq->tpa_info[agg_index].mpf;
4553 	m_adj(mp, rxq->tpa_info[agg_index].placement_offset);
4554 	mp->m_pkthdr.len = cqe->total_packet_len;
4555 
4556 	if (mp->m_next  == NULL)
4557 		mp->m_len = mp->m_pkthdr.len;
4558 	else {
4559 		/* compute the total packet length */
4560 		mpf = mp;
4561 		while (mpf != NULL) {
4562 			len += mpf->m_len;
4563 			mpf = mpf->m_next;
4564 		}
4565 
4566 		if (cqe->total_packet_len > len) {
4567 			mpl = rxq->tpa_info[agg_index].mpl;
4568 			mpl->m_len += (cqe->total_packet_len - len);
4569 		}
4570 	}
4571 
4572 	QLNX_INC_IPACKETS(ifp);
4573 	QLNX_INC_IBYTES(ifp, (cqe->total_packet_len));
4574 
4575         QL_DPRINT7(ha, "[%d]: 8 csum_data = 0x%x csum_flags = 0x%" PRIu64 "\n \
4576 		m_len = 0x%x m_pkthdr_len = 0x%x\n",
4577                 fp->rss_id, mp->m_pkthdr.csum_data,
4578                 (uint64_t)mp->m_pkthdr.csum_flags, mp->m_len, mp->m_pkthdr.len);
4579 
4580 	(*ifp->if_input)(ifp, mp);
4581 
4582 	rxq->tpa_info[agg_index].mpf = NULL;
4583 	rxq->tpa_info[agg_index].mpl = NULL;
4584 	rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_NONE;
4585 
4586 	return (cqe->num_of_coalesced_segs);
4587 }
4588 
4589 static int
4590 qlnx_rx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp, int budget,
4591 	int lro_enable)
4592 {
4593         uint16_t		hw_comp_cons, sw_comp_cons;
4594         int			rx_pkt = 0;
4595         struct qlnx_rx_queue	*rxq = fp->rxq;
4596         struct ifnet		*ifp = ha->ifp;
4597 	struct ecore_dev	*cdev = &ha->cdev;
4598 	struct ecore_hwfn       *p_hwfn;
4599 
4600 #ifdef QLNX_SOFT_LRO
4601 	struct lro_ctrl		*lro;
4602 
4603 	lro = &rxq->lro;
4604 #endif /* #ifdef QLNX_SOFT_LRO */
4605 
4606         hw_comp_cons = le16toh(*rxq->hw_cons_ptr);
4607         sw_comp_cons = ecore_chain_get_cons_idx(&rxq->rx_comp_ring);
4608 
4609 	p_hwfn = &ha->cdev.hwfns[(fp->rss_id % cdev->num_hwfns)];
4610 
4611         /* Memory barrier to prevent the CPU from doing speculative reads of CQE
4612          * / BD in the while-loop before reading hw_comp_cons. If the CQE is
4613          * read before it is written by FW, then FW writes CQE and SB, and then
4614          * the CPU reads the hw_comp_cons, it will use an old CQE.
4615          */
4616 
4617         /* Loop to complete all indicated BDs */
4618         while (sw_comp_cons != hw_comp_cons) {
4619                 union eth_rx_cqe		*cqe;
4620                 struct eth_fast_path_rx_reg_cqe	*fp_cqe;
4621                 struct sw_rx_data		*sw_rx_data;
4622 		register struct mbuf		*mp;
4623                 enum eth_rx_cqe_type		cqe_type;
4624                 uint16_t			len, pad, len_on_first_bd;
4625                 uint8_t				*data;
4626 #if __FreeBSD_version >= 1100000
4627 		uint8_t				hash_type;
4628 #endif /* #if __FreeBSD_version >= 1100000 */
4629 
4630                 /* Get the CQE from the completion ring */
4631                 cqe = (union eth_rx_cqe *)
4632                         ecore_chain_consume(&rxq->rx_comp_ring);
4633                 cqe_type = cqe->fast_path_regular.type;
4634 
4635                 if (cqe_type == ETH_RX_CQE_TYPE_SLOW_PATH) {
4636                         QL_DPRINT3(ha, "Got a slowath CQE\n");
4637 
4638                         ecore_eth_cqe_completion(p_hwfn,
4639                                         (struct eth_slow_path_rx_cqe *)cqe);
4640                         goto next_cqe;
4641                 }
4642 
4643 		if (cqe_type != ETH_RX_CQE_TYPE_REGULAR) {
4644 			switch (cqe_type) {
4645 			case ETH_RX_CQE_TYPE_TPA_START:
4646 				qlnx_tpa_start(ha, fp, rxq,
4647 					&cqe->fast_path_tpa_start);
4648 				fp->tpa_start++;
4649 				break;
4650 
4651 			case ETH_RX_CQE_TYPE_TPA_CONT:
4652 				qlnx_tpa_cont(ha, fp, rxq,
4653 					&cqe->fast_path_tpa_cont);
4654 				fp->tpa_cont++;
4655 				break;
4656 
4657 			case ETH_RX_CQE_TYPE_TPA_END:
4658 				rx_pkt += qlnx_tpa_end(ha, fp, rxq,
4659 						&cqe->fast_path_tpa_end);
4660 				fp->tpa_end++;
4661 				break;
4662 
4663 			default:
4664 				break;
4665 			}
4666 
4667                         goto next_cqe;
4668 		}
4669 
4670                 /* Get the data from the SW ring */
4671                 sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
4672                 mp = sw_rx_data->data;
4673 
4674 		if (mp == NULL) {
4675                 	QL_DPRINT1(ha, "mp = NULL\n");
4676 			fp->err_rx_mp_null++;
4677         		rxq->sw_rx_cons  =
4678 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4679 			goto next_cqe;
4680 		}
4681 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4682 			BUS_DMASYNC_POSTREAD);
4683 
4684                 /* non GRO */
4685                 fp_cqe = &cqe->fast_path_regular;/* MK CR TPA check assembly */
4686                 len =  le16toh(fp_cqe->pkt_len);
4687                 pad = fp_cqe->placement_offset;
4688 #if 0
4689 		QL_DPRINT3(ha, "CQE type = %x, flags = %x, vlan = %x,"
4690 			" len %u, parsing flags = %d pad  = %d\n",
4691 			cqe_type, fp_cqe->bitfields,
4692 			le16toh(fp_cqe->vlan_tag),
4693 			len, le16toh(fp_cqe->pars_flags.flags), pad);
4694 #endif
4695 		data = mtod(mp, uint8_t *);
4696 		data = data + pad;
4697 
4698 		if (0)
4699 			qlnx_dump_buf8(ha, __func__, data, len);
4700 
4701                 /* For every Rx BD consumed, we allocate a new BD so the BD ring
4702                  * is always with a fixed size. If allocation fails, we take the
4703                  * consumed BD and return it to the ring in the PROD position.
4704                  * The packet that was received on that BD will be dropped (and
4705                  * not passed to the upper stack).
4706                  */
4707 		/* If this is an error packet then drop it */
4708 		if ((le16toh(cqe->fast_path_regular.pars_flags.flags)) &
4709 			CQE_FLAGS_ERR) {
4710 			QL_DPRINT1(ha, "CQE in CONS = %u has error, flags = %x,"
4711 				" dropping incoming packet\n", sw_comp_cons,
4712 			le16toh(cqe->fast_path_regular.pars_flags.flags));
4713 			fp->err_rx_hw_errors++;
4714 
4715                         qlnx_reuse_rx_data(rxq);
4716 
4717 			QLNX_INC_IERRORS(ifp);
4718 
4719 			goto next_cqe;
4720 		}
4721 
4722                 if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4723                         QL_DPRINT1(ha, "New buffer allocation failed, dropping"
4724 				" incoming packet and reusing its buffer\n");
4725                         qlnx_reuse_rx_data(rxq);
4726 
4727                         fp->err_rx_alloc_errors++;
4728 
4729 			QLNX_INC_IQDROPS(ifp);
4730 
4731                         goto next_cqe;
4732                 }
4733 
4734                 ecore_chain_consume(&rxq->rx_bd_ring);
4735 
4736 		len_on_first_bd = fp_cqe->len_on_first_bd;
4737 		m_adj(mp, pad);
4738 		mp->m_pkthdr.len = len;
4739 
4740 		if ((len > 60 ) && (len > len_on_first_bd)) {
4741 			mp->m_len = len_on_first_bd;
4742 
4743 			if (qlnx_rx_jumbo_chain(ha, fp, mp,
4744 				(len - len_on_first_bd)) != 0) {
4745 				m_freem(mp);
4746 
4747 				QLNX_INC_IQDROPS(ifp);
4748 
4749                         	goto next_cqe;
4750 			}
4751 
4752 		} else if (len_on_first_bd < len) {
4753 			fp->err_rx_jumbo_chain_pkts++;
4754 		} else {
4755 			mp->m_len = len;
4756 		}
4757 
4758 		mp->m_flags |= M_PKTHDR;
4759 
4760 		/* assign packet to this interface interface */
4761 		mp->m_pkthdr.rcvif = ifp;
4762 
4763 		/* assume no hardware checksum has complated */
4764 		mp->m_pkthdr.csum_flags = 0;
4765 
4766 		mp->m_pkthdr.flowid = fp_cqe->rss_hash;
4767 
4768 #if __FreeBSD_version >= 1100000
4769 
4770 		hash_type = fp_cqe->bitfields &
4771 				(ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_MASK <<
4772 				ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_SHIFT);
4773 
4774 		switch (hash_type) {
4775 		case RSS_HASH_TYPE_IPV4:
4776 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV4);
4777 			break;
4778 
4779 		case RSS_HASH_TYPE_TCP_IPV4:
4780 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV4);
4781 			break;
4782 
4783 		case RSS_HASH_TYPE_IPV6:
4784 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV6);
4785 			break;
4786 
4787 		case RSS_HASH_TYPE_TCP_IPV6:
4788 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV6);
4789 			break;
4790 
4791 		default:
4792 			M_HASHTYPE_SET(mp, M_HASHTYPE_OPAQUE);
4793 			break;
4794 		}
4795 
4796 #else
4797 		mp->m_flags |= M_FLOWID;
4798 #endif
4799 
4800 		if (CQE_L3_PACKET(fp_cqe->pars_flags.flags)) {
4801 			mp->m_pkthdr.csum_flags |= CSUM_IP_CHECKED;
4802 		}
4803 
4804 		if (!(CQE_IP_HDR_ERR(fp_cqe->pars_flags.flags))) {
4805 			mp->m_pkthdr.csum_flags |= CSUM_IP_VALID;
4806 		}
4807 
4808 		if (CQE_L4_HAS_CSUM(fp_cqe->pars_flags.flags)) {
4809 			mp->m_pkthdr.csum_data = 0xFFFF;
4810 			mp->m_pkthdr.csum_flags |=
4811 				(CSUM_DATA_VALID | CSUM_PSEUDO_HDR);
4812 		}
4813 
4814 		if (CQE_HAS_VLAN(fp_cqe->pars_flags.flags)) {
4815 			mp->m_pkthdr.ether_vtag = le16toh(fp_cqe->vlan_tag);
4816 			mp->m_flags |= M_VLANTAG;
4817 		}
4818 
4819 		QLNX_INC_IPACKETS(ifp);
4820 		QLNX_INC_IBYTES(ifp, len);
4821 
4822 #ifdef QLNX_SOFT_LRO
4823 
4824 		if (lro_enable) {
4825 #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO)
4826 
4827 			tcp_lro_queue_mbuf(lro, mp);
4828 
4829 #else
4830 
4831 			if (tcp_lro_rx(lro, mp, 0))
4832 				(*ifp->if_input)(ifp, mp);
4833 
4834 #endif /* #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO) */
4835 
4836 		} else {
4837 			(*ifp->if_input)(ifp, mp);
4838 		}
4839 #else
4840 
4841 		(*ifp->if_input)(ifp, mp);
4842 
4843 #endif /* #ifdef QLNX_SOFT_LRO */
4844 
4845                 rx_pkt++;
4846 
4847         	rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4848 
4849 next_cqe:	/* don't consume bd rx buffer */
4850                 ecore_chain_recycle_consumed(&rxq->rx_comp_ring);
4851                 sw_comp_cons = ecore_chain_get_cons_idx(&rxq->rx_comp_ring);
4852 
4853 		/* CR TPA - revisit how to handle budget in TPA perhaps
4854 		   increase on "end" */
4855                 if (rx_pkt == budget)
4856                         break;
4857         } /* repeat while sw_comp_cons != hw_comp_cons... */
4858 
4859         /* Update producers */
4860         qlnx_update_rx_prod(p_hwfn, rxq);
4861 
4862         return rx_pkt;
4863 }
4864 
4865 /*
4866  * fast path interrupt
4867  */
4868 
4869 static void
4870 qlnx_fp_isr(void *arg)
4871 {
4872         qlnx_ivec_t		*ivec = arg;
4873         qlnx_host_t		*ha;
4874         struct qlnx_fastpath	*fp = NULL;
4875         int			idx;
4876 
4877         ha = ivec->ha;
4878 
4879         if (ha->state != QLNX_STATE_OPEN) {
4880                 return;
4881         }
4882 
4883         idx = ivec->rss_idx;
4884 
4885         if ((idx = ivec->rss_idx) >= ha->num_rss) {
4886                 QL_DPRINT1(ha, "illegal interrupt[%d]\n", idx);
4887                 ha->err_illegal_intr++;
4888                 return;
4889         }
4890         fp = &ha->fp_array[idx];
4891 
4892         if (fp == NULL) {
4893                 ha->err_fp_null++;
4894         } else {
4895 		int			rx_int = 0, total_rx_count = 0;
4896 		int 			lro_enable, tc;
4897 		struct qlnx_tx_queue	*txq;
4898 		uint16_t		elem_left;
4899 
4900 		lro_enable = ha->ifp->if_capenable & IFCAP_LRO;
4901 
4902                 ecore_sb_ack(fp->sb_info, IGU_INT_DISABLE, 0);
4903 
4904                 do {
4905                         for (tc = 0; tc < ha->num_tc; tc++) {
4906 				txq = fp->txq[tc];
4907 
4908 				if((int)(elem_left =
4909 					ecore_chain_get_elem_left(&txq->tx_pbl)) <
4910 						QLNX_TX_ELEM_THRESH)  {
4911                                 	if (mtx_trylock(&fp->tx_mtx)) {
4912 #ifdef QLNX_TRACE_PERF_DATA
4913 						tx_compl = fp->tx_pkts_completed;
4914 #endif
4915 
4916 						qlnx_tx_int(ha, fp, fp->txq[tc]);
4917 #ifdef QLNX_TRACE_PERF_DATA
4918 						fp->tx_pkts_compl_intr +=
4919 							(fp->tx_pkts_completed - tx_compl);
4920 						if ((fp->tx_pkts_completed - tx_compl) <= 32)
4921 							fp->tx_comInt[0]++;
4922 						else if (((fp->tx_pkts_completed - tx_compl) > 32) &&
4923 							((fp->tx_pkts_completed - tx_compl) <= 64))
4924 							fp->tx_comInt[1]++;
4925 						else if(((fp->tx_pkts_completed - tx_compl) > 64) &&
4926 							((fp->tx_pkts_completed - tx_compl) <= 128))
4927 							fp->tx_comInt[2]++;
4928 						else if(((fp->tx_pkts_completed - tx_compl) > 128))
4929 							fp->tx_comInt[3]++;
4930 #endif
4931 						mtx_unlock(&fp->tx_mtx);
4932 					}
4933 				}
4934                         }
4935 
4936                         rx_int = qlnx_rx_int(ha, fp, ha->rx_pkt_threshold,
4937                                         lro_enable);
4938 
4939                         if (rx_int) {
4940                                 fp->rx_pkts += rx_int;
4941                                 total_rx_count += rx_int;
4942                         }
4943 
4944                 } while (rx_int);
4945 
4946 #ifdef QLNX_SOFT_LRO
4947                 {
4948                         struct lro_ctrl *lro;
4949 
4950                         lro = &fp->rxq->lro;
4951 
4952                         if (lro_enable && total_rx_count) {
4953 #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO)
4954 
4955 #ifdef QLNX_TRACE_LRO_CNT
4956                                 if (lro->lro_mbuf_count & ~1023)
4957                                         fp->lro_cnt_1024++;
4958                                 else if (lro->lro_mbuf_count & ~511)
4959                                         fp->lro_cnt_512++;
4960                                 else if (lro->lro_mbuf_count & ~255)
4961                                         fp->lro_cnt_256++;
4962                                 else if (lro->lro_mbuf_count & ~127)
4963                                         fp->lro_cnt_128++;
4964                                 else if (lro->lro_mbuf_count & ~63)
4965                                         fp->lro_cnt_64++;
4966 #endif /* #ifdef QLNX_TRACE_LRO_CNT */
4967 
4968                                 tcp_lro_flush_all(lro);
4969 
4970 #else
4971                                 struct lro_entry *queued;
4972 
4973                                 while ((!SLIST_EMPTY(&lro->lro_active))) {
4974                                         queued = SLIST_FIRST(&lro->lro_active);
4975                                         SLIST_REMOVE_HEAD(&lro->lro_active, \
4976                                                 next);
4977                                         tcp_lro_flush(lro, queued);
4978                                 }
4979 #endif /* #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO) */
4980                         }
4981                 }
4982 #endif /* #ifdef QLNX_SOFT_LRO */
4983 
4984                 ecore_sb_update_sb_idx(fp->sb_info);
4985                 rmb();
4986                 ecore_sb_ack(fp->sb_info, IGU_INT_ENABLE, 1);
4987         }
4988 
4989         return;
4990 }
4991 
4992 /*
4993  * slow path interrupt processing function
4994  * can be invoked in polled mode or in interrupt mode via taskqueue.
4995  */
4996 void
4997 qlnx_sp_isr(void *arg)
4998 {
4999 	struct ecore_hwfn	*p_hwfn;
5000 	qlnx_host_t		*ha;
5001 
5002 	p_hwfn = arg;
5003 
5004 	ha = (qlnx_host_t *)p_hwfn->p_dev;
5005 
5006 	ha->sp_interrupts++;
5007 
5008 	QL_DPRINT2(ha, "enter\n");
5009 
5010 	ecore_int_sp_dpc(p_hwfn);
5011 
5012 	QL_DPRINT2(ha, "exit\n");
5013 
5014 	return;
5015 }
5016 
5017 /*****************************************************************************
5018  * Support Functions for DMA'able Memory
5019  *****************************************************************************/
5020 
5021 static void
5022 qlnx_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
5023 {
5024         *((bus_addr_t *)arg) = 0;
5025 
5026         if (error) {
5027                 printf("%s: bus_dmamap_load failed (%d)\n", __func__, error);
5028                 return;
5029         }
5030 
5031         *((bus_addr_t *)arg) = segs[0].ds_addr;
5032 
5033         return;
5034 }
5035 
5036 static int
5037 qlnx_alloc_dmabuf(qlnx_host_t *ha, qlnx_dma_t *dma_buf)
5038 {
5039         int             ret = 0;
5040         device_t        dev;
5041         bus_addr_t      b_addr;
5042 
5043         dev = ha->pci_dev;
5044 
5045         ret = bus_dma_tag_create(
5046                         ha->parent_tag,/* parent */
5047                         dma_buf->alignment,
5048                         ((bus_size_t)(1ULL << 32)),/* boundary */
5049                         BUS_SPACE_MAXADDR,      /* lowaddr */
5050                         BUS_SPACE_MAXADDR,      /* highaddr */
5051                         NULL, NULL,             /* filter, filterarg */
5052                         dma_buf->size,          /* maxsize */
5053                         1,                      /* nsegments */
5054                         dma_buf->size,          /* maxsegsize */
5055                         0,                      /* flags */
5056                         NULL, NULL,             /* lockfunc, lockarg */
5057                         &dma_buf->dma_tag);
5058 
5059         if (ret) {
5060                 QL_DPRINT1(ha, "could not create dma tag\n");
5061                 goto qlnx_alloc_dmabuf_exit;
5062         }
5063         ret = bus_dmamem_alloc(dma_buf->dma_tag,
5064                         (void **)&dma_buf->dma_b,
5065                         (BUS_DMA_ZERO | BUS_DMA_COHERENT | BUS_DMA_NOWAIT),
5066                         &dma_buf->dma_map);
5067         if (ret) {
5068                 bus_dma_tag_destroy(dma_buf->dma_tag);
5069                 QL_DPRINT1(ha, "bus_dmamem_alloc failed\n");
5070                 goto qlnx_alloc_dmabuf_exit;
5071         }
5072 
5073         ret = bus_dmamap_load(dma_buf->dma_tag,
5074                         dma_buf->dma_map,
5075                         dma_buf->dma_b,
5076                         dma_buf->size,
5077                         qlnx_dmamap_callback,
5078                         &b_addr, BUS_DMA_NOWAIT);
5079 
5080         if (ret || !b_addr) {
5081                 bus_dma_tag_destroy(dma_buf->dma_tag);
5082                 bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b,
5083                         dma_buf->dma_map);
5084                 ret = -1;
5085                 goto qlnx_alloc_dmabuf_exit;
5086         }
5087 
5088         dma_buf->dma_addr = b_addr;
5089 
5090 qlnx_alloc_dmabuf_exit:
5091 
5092         return ret;
5093 }
5094 
5095 static void
5096 qlnx_free_dmabuf(qlnx_host_t *ha, qlnx_dma_t *dma_buf)
5097 {
5098 	bus_dmamap_unload(dma_buf->dma_tag, dma_buf->dma_map);
5099         bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b, dma_buf->dma_map);
5100         bus_dma_tag_destroy(dma_buf->dma_tag);
5101 	return;
5102 }
5103 
5104 void *
5105 qlnx_dma_alloc_coherent(void *ecore_dev, bus_addr_t *phys, uint32_t size)
5106 {
5107 	qlnx_dma_t	dma_buf;
5108 	qlnx_dma_t	*dma_p;
5109 	qlnx_host_t	*ha;
5110 	device_t        dev;
5111 
5112 	ha = (qlnx_host_t *)ecore_dev;
5113 	dev = ha->pci_dev;
5114 
5115 	size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
5116 
5117 	memset(&dma_buf, 0, sizeof (qlnx_dma_t));
5118 
5119 	dma_buf.size = size + PAGE_SIZE;
5120 	dma_buf.alignment = 8;
5121 
5122 	if (qlnx_alloc_dmabuf((qlnx_host_t *)ecore_dev, &dma_buf) != 0)
5123 		return (NULL);
5124 	bzero((uint8_t *)dma_buf.dma_b, dma_buf.size);
5125 
5126 	*phys = dma_buf.dma_addr;
5127 
5128 	dma_p = (qlnx_dma_t *)((uint8_t *)dma_buf.dma_b + size);
5129 
5130 	memcpy(dma_p, &dma_buf, sizeof(qlnx_dma_t));
5131 
5132 	QL_DPRINT5(ha, "[%p %p %p %p 0x%08x ]\n",
5133 		(void *)dma_buf.dma_map, (void *)dma_buf.dma_tag,
5134 		dma_buf.dma_b, (void *)dma_buf.dma_addr, size);
5135 
5136 	return (dma_buf.dma_b);
5137 }
5138 
5139 void
5140 qlnx_dma_free_coherent(void *ecore_dev, void *v_addr, bus_addr_t phys,
5141 	uint32_t size)
5142 {
5143 	qlnx_dma_t dma_buf, *dma_p;
5144 	qlnx_host_t	*ha;
5145 	device_t        dev;
5146 
5147 	ha = (qlnx_host_t *)ecore_dev;
5148 	dev = ha->pci_dev;
5149 
5150 	if (v_addr == NULL)
5151 		return;
5152 
5153 	size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
5154 
5155 	dma_p = (qlnx_dma_t *)((uint8_t *)v_addr + size);
5156 
5157 	QL_DPRINT5(ha, "[%p %p %p %p 0x%08x ]\n",
5158 		(void *)dma_p->dma_map, (void *)dma_p->dma_tag,
5159 		dma_p->dma_b, (void *)dma_p->dma_addr, size);
5160 
5161 	dma_buf = *dma_p;
5162 
5163 	if (!ha->qlnxr_debug)
5164 	qlnx_free_dmabuf((qlnx_host_t *)ecore_dev, &dma_buf);
5165 	return;
5166 }
5167 
5168 static int
5169 qlnx_alloc_parent_dma_tag(qlnx_host_t *ha)
5170 {
5171         int             ret;
5172         device_t        dev;
5173 
5174         dev = ha->pci_dev;
5175 
5176         /*
5177          * Allocate parent DMA Tag
5178          */
5179         ret = bus_dma_tag_create(
5180                         bus_get_dma_tag(dev),   /* parent */
5181                         1,((bus_size_t)(1ULL << 32)),/* alignment, boundary */
5182                         BUS_SPACE_MAXADDR,      /* lowaddr */
5183                         BUS_SPACE_MAXADDR,      /* highaddr */
5184                         NULL, NULL,             /* filter, filterarg */
5185                         BUS_SPACE_MAXSIZE_32BIT,/* maxsize */
5186                         0,                      /* nsegments */
5187                         BUS_SPACE_MAXSIZE_32BIT,/* maxsegsize */
5188                         0,                      /* flags */
5189                         NULL, NULL,             /* lockfunc, lockarg */
5190                         &ha->parent_tag);
5191 
5192         if (ret) {
5193                 QL_DPRINT1(ha, "could not create parent dma tag\n");
5194                 return (-1);
5195         }
5196 
5197         ha->flags.parent_tag = 1;
5198 
5199         return (0);
5200 }
5201 
5202 static void
5203 qlnx_free_parent_dma_tag(qlnx_host_t *ha)
5204 {
5205         if (ha->parent_tag != NULL) {
5206                 bus_dma_tag_destroy(ha->parent_tag);
5207 		ha->parent_tag = NULL;
5208         }
5209 	return;
5210 }
5211 
5212 static int
5213 qlnx_alloc_tx_dma_tag(qlnx_host_t *ha)
5214 {
5215         if (bus_dma_tag_create(NULL,    /* parent */
5216                 1, 0,    /* alignment, bounds */
5217                 BUS_SPACE_MAXADDR,       /* lowaddr */
5218                 BUS_SPACE_MAXADDR,       /* highaddr */
5219                 NULL, NULL,      /* filter, filterarg */
5220                 QLNX_MAX_TSO_FRAME_SIZE,     /* maxsize */
5221                 QLNX_MAX_SEGMENTS,        /* nsegments */
5222                 QLNX_MAX_TX_MBUF_SIZE,	  /* maxsegsize */
5223                 0,        /* flags */
5224                 NULL,    /* lockfunc */
5225                 NULL,    /* lockfuncarg */
5226                 &ha->tx_tag)) {
5227                 QL_DPRINT1(ha, "tx_tag alloc failed\n");
5228                 return (-1);
5229         }
5230 
5231 	return (0);
5232 }
5233 
5234 static void
5235 qlnx_free_tx_dma_tag(qlnx_host_t *ha)
5236 {
5237         if (ha->tx_tag != NULL) {
5238                 bus_dma_tag_destroy(ha->tx_tag);
5239 		ha->tx_tag = NULL;
5240         }
5241 	return;
5242 }
5243 
5244 static int
5245 qlnx_alloc_rx_dma_tag(qlnx_host_t *ha)
5246 {
5247         if (bus_dma_tag_create(NULL,    /* parent */
5248                         1, 0,    /* alignment, bounds */
5249                         BUS_SPACE_MAXADDR,       /* lowaddr */
5250                         BUS_SPACE_MAXADDR,       /* highaddr */
5251                         NULL, NULL,      /* filter, filterarg */
5252                         MJUM9BYTES,     /* maxsize */
5253                         1,        /* nsegments */
5254                         MJUM9BYTES,        /* maxsegsize */
5255                         0,        /* flags */
5256                         NULL,    /* lockfunc */
5257                         NULL,    /* lockfuncarg */
5258                         &ha->rx_tag)) {
5259                 QL_DPRINT1(ha, " rx_tag alloc failed\n");
5260 
5261                 return (-1);
5262         }
5263 	return (0);
5264 }
5265 
5266 static void
5267 qlnx_free_rx_dma_tag(qlnx_host_t *ha)
5268 {
5269         if (ha->rx_tag != NULL) {
5270                 bus_dma_tag_destroy(ha->rx_tag);
5271 		ha->rx_tag = NULL;
5272         }
5273 	return;
5274 }
5275 
5276 /*********************************
5277  * Exported functions
5278  *********************************/
5279 uint32_t
5280 qlnx_pci_bus_get_bar_size(void *ecore_dev, uint8_t bar_id)
5281 {
5282 	uint32_t bar_size;
5283 
5284 	bar_id = bar_id * 2;
5285 
5286 	bar_size = bus_get_resource_count(((qlnx_host_t *)ecore_dev)->pci_dev,
5287 				SYS_RES_MEMORY,
5288 				PCIR_BAR(bar_id));
5289 
5290 	return (bar_size);
5291 }
5292 
5293 uint32_t
5294 qlnx_pci_read_config_byte(void *ecore_dev, uint32_t pci_reg, uint8_t *reg_value)
5295 {
5296 	*reg_value = pci_read_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5297 				pci_reg, 1);
5298 	return 0;
5299 }
5300 
5301 uint32_t
5302 qlnx_pci_read_config_word(void *ecore_dev, uint32_t pci_reg,
5303 	uint16_t *reg_value)
5304 {
5305 	*reg_value = pci_read_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5306 				pci_reg, 2);
5307 	return 0;
5308 }
5309 
5310 uint32_t
5311 qlnx_pci_read_config_dword(void *ecore_dev, uint32_t pci_reg,
5312 	uint32_t *reg_value)
5313 {
5314 	*reg_value = pci_read_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5315 				pci_reg, 4);
5316 	return 0;
5317 }
5318 
5319 void
5320 qlnx_pci_write_config_byte(void *ecore_dev, uint32_t pci_reg, uint8_t reg_value)
5321 {
5322 	pci_write_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5323 		pci_reg, reg_value, 1);
5324 	return;
5325 }
5326 
5327 void
5328 qlnx_pci_write_config_word(void *ecore_dev, uint32_t pci_reg,
5329 	uint16_t reg_value)
5330 {
5331 	pci_write_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5332 		pci_reg, reg_value, 2);
5333 	return;
5334 }
5335 
5336 void
5337 qlnx_pci_write_config_dword(void *ecore_dev, uint32_t pci_reg,
5338 	uint32_t reg_value)
5339 {
5340 	pci_write_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5341 		pci_reg, reg_value, 4);
5342 	return;
5343 }
5344 
5345 int
5346 qlnx_pci_find_capability(void *ecore_dev, int cap)
5347 {
5348 	int		reg;
5349 	qlnx_host_t	*ha;
5350 
5351 	ha = ecore_dev;
5352 
5353 	if (pci_find_cap(ha->pci_dev, PCIY_EXPRESS, &reg) == 0)
5354 		return reg;
5355 	else {
5356 		QL_DPRINT1(ha, "failed\n");
5357 		return 0;
5358 	}
5359 }
5360 
5361 int
5362 qlnx_pci_find_ext_capability(void *ecore_dev, int ext_cap)
5363 {
5364 	int		reg;
5365 	qlnx_host_t	*ha;
5366 
5367 	ha = ecore_dev;
5368 
5369 	if (pci_find_extcap(ha->pci_dev, ext_cap, &reg) == 0)
5370 		return reg;
5371 	else {
5372 		QL_DPRINT1(ha, "failed\n");
5373 		return 0;
5374 	}
5375 }
5376 
5377 uint32_t
5378 qlnx_reg_rd32(void *hwfn, uint32_t reg_addr)
5379 {
5380 	uint32_t		data32;
5381 	struct ecore_hwfn	*p_hwfn;
5382 
5383 	p_hwfn = hwfn;
5384 
5385 	data32 = bus_read_4(((qlnx_host_t *)p_hwfn->p_dev)->pci_reg, \
5386 			(bus_size_t)(p_hwfn->reg_offset + reg_addr));
5387 
5388 	return (data32);
5389 }
5390 
5391 void
5392 qlnx_reg_wr32(void *hwfn, uint32_t reg_addr, uint32_t value)
5393 {
5394 	struct ecore_hwfn	*p_hwfn = hwfn;
5395 
5396 	bus_write_4(((qlnx_host_t *)p_hwfn->p_dev)->pci_reg, \
5397 		(bus_size_t)(p_hwfn->reg_offset + reg_addr), value);
5398 
5399 	return;
5400 }
5401 
5402 void
5403 qlnx_reg_wr16(void *hwfn, uint32_t reg_addr, uint16_t value)
5404 {
5405 	struct ecore_hwfn	*p_hwfn = hwfn;
5406 
5407 	bus_write_2(((qlnx_host_t *)p_hwfn->p_dev)->pci_reg, \
5408 		(bus_size_t)(p_hwfn->reg_offset + reg_addr), value);
5409 	return;
5410 }
5411 
5412 void
5413 qlnx_dbell_wr32_db(void *hwfn, void *reg_addr, uint32_t value)
5414 {
5415 	struct ecore_dev	*cdev;
5416 	struct ecore_hwfn	*p_hwfn;
5417 	uint32_t	offset;
5418 
5419 	p_hwfn = hwfn;
5420 
5421 	cdev = p_hwfn->p_dev;
5422 
5423 	offset = (uint32_t)((uint8_t *)reg_addr - (uint8_t *)(p_hwfn->doorbells));
5424 	bus_write_4(((qlnx_host_t *)cdev)->pci_dbells, offset, value);
5425 
5426 	return;
5427 }
5428 
5429 void
5430 qlnx_dbell_wr32(void *hwfn, uint32_t reg_addr, uint32_t value)
5431 {
5432 	struct ecore_hwfn	*p_hwfn = hwfn;
5433 
5434 	bus_write_4(((qlnx_host_t *)p_hwfn->p_dev)->pci_dbells, \
5435 		(bus_size_t)(p_hwfn->db_offset + reg_addr), value);
5436 
5437 	return;
5438 }
5439 
5440 uint32_t
5441 qlnx_direct_reg_rd32(void *p_hwfn, uint32_t *reg_addr)
5442 {
5443 	uint32_t		data32;
5444 	bus_size_t		offset;
5445 	struct ecore_dev	*cdev;
5446 
5447 	cdev = ((struct ecore_hwfn *)p_hwfn)->p_dev;
5448 	offset = (bus_size_t)((uint8_t *)reg_addr - (uint8_t *)(cdev->regview));
5449 
5450 	data32 = bus_read_4(((qlnx_host_t *)cdev)->pci_reg, offset);
5451 
5452 	return (data32);
5453 }
5454 
5455 void
5456 qlnx_direct_reg_wr32(void *p_hwfn, void *reg_addr, uint32_t value)
5457 {
5458 	bus_size_t		offset;
5459 	struct ecore_dev	*cdev;
5460 
5461 	cdev = ((struct ecore_hwfn *)p_hwfn)->p_dev;
5462 	offset = (bus_size_t)((uint8_t *)reg_addr - (uint8_t *)(cdev->regview));
5463 
5464 	bus_write_4(((qlnx_host_t *)cdev)->pci_reg, offset, value);
5465 
5466 	return;
5467 }
5468 
5469 void
5470 qlnx_direct_reg_wr64(void *p_hwfn, void *reg_addr, uint64_t value)
5471 {
5472 	bus_size_t		offset;
5473 	struct ecore_dev	*cdev;
5474 
5475 	cdev = ((struct ecore_hwfn *)p_hwfn)->p_dev;
5476 	offset = (bus_size_t)((uint8_t *)reg_addr - (uint8_t *)(cdev->regview));
5477 
5478 	bus_write_8(((qlnx_host_t *)cdev)->pci_reg, offset, value);
5479 	return;
5480 }
5481 
5482 void *
5483 qlnx_zalloc(uint32_t size)
5484 {
5485 	caddr_t	va;
5486 
5487 	va = malloc((unsigned long)size, M_QLNXBUF, M_NOWAIT);
5488 	bzero(va, size);
5489 	return ((void *)va);
5490 }
5491 
5492 void
5493 qlnx_barrier(void *p_hwfn)
5494 {
5495 	qlnx_host_t	*ha;
5496 
5497 	ha = (qlnx_host_t *)((struct ecore_hwfn *)p_hwfn)->p_dev;
5498 	bus_barrier(ha->pci_reg,  0, 0, BUS_SPACE_BARRIER_WRITE);
5499 }
5500 
5501 void
5502 qlnx_link_update(void *p_hwfn)
5503 {
5504 	qlnx_host_t	*ha;
5505 	int		prev_link_state;
5506 
5507 	ha = (qlnx_host_t *)((struct ecore_hwfn *)p_hwfn)->p_dev;
5508 
5509 	qlnx_fill_link(ha, p_hwfn, &ha->if_link);
5510 
5511 	prev_link_state = ha->link_up;
5512 	ha->link_up = ha->if_link.link_up;
5513 
5514         if (prev_link_state !=  ha->link_up) {
5515                 if (ha->link_up) {
5516                         if_link_state_change(ha->ifp, LINK_STATE_UP);
5517                 } else {
5518                         if_link_state_change(ha->ifp, LINK_STATE_DOWN);
5519                 }
5520         }
5521 #ifndef QLNX_VF
5522 #ifdef CONFIG_ECORE_SRIOV
5523 
5524 	if (qlnx_vf_device(ha) != 0) {
5525 		if (ha->sriov_initialized)
5526 			qlnx_inform_vf_link_state(p_hwfn, ha);
5527 	}
5528 
5529 #endif /* #ifdef CONFIG_ECORE_SRIOV */
5530 #endif /* #ifdef QLNX_VF */
5531 
5532         return;
5533 }
5534 
5535 static void
5536 __qlnx_osal_vf_fill_acquire_resc_req(struct ecore_hwfn *p_hwfn,
5537 	struct ecore_vf_acquire_sw_info *p_sw_info)
5538 {
5539 	p_sw_info->driver_version = (QLNX_VERSION_MAJOR << 24) |
5540 					(QLNX_VERSION_MINOR << 16) |
5541 					 QLNX_VERSION_BUILD;
5542 	p_sw_info->os_type = VFPF_ACQUIRE_OS_FREEBSD;
5543 
5544 	return;
5545 }
5546 
5547 void
5548 qlnx_osal_vf_fill_acquire_resc_req(void *p_hwfn, void *p_resc_req,
5549 	void *p_sw_info)
5550 {
5551 	__qlnx_osal_vf_fill_acquire_resc_req(p_hwfn, p_sw_info);
5552 
5553 	return;
5554 }
5555 
5556 void
5557 qlnx_fill_link(qlnx_host_t *ha, struct ecore_hwfn *hwfn,
5558 	struct qlnx_link_output *if_link)
5559 {
5560 	struct ecore_mcp_link_params    link_params;
5561 	struct ecore_mcp_link_state     link_state;
5562 	uint8_t				p_change;
5563 	struct ecore_ptt *p_ptt = NULL;
5564 
5565 	memset(if_link, 0, sizeof(*if_link));
5566 	memset(&link_params, 0, sizeof(struct ecore_mcp_link_params));
5567 	memset(&link_state, 0, sizeof(struct ecore_mcp_link_state));
5568 
5569 	ha = (qlnx_host_t *)hwfn->p_dev;
5570 
5571 	/* Prepare source inputs */
5572 	/* we only deal with physical functions */
5573 	if (qlnx_vf_device(ha) != 0) {
5574         	p_ptt = ecore_ptt_acquire(hwfn);
5575 
5576 	        if (p_ptt == NULL) {
5577 			QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
5578 			return;
5579 		}
5580 
5581 		ecore_mcp_get_media_type(hwfn, p_ptt, &if_link->media_type);
5582 		ecore_ptt_release(hwfn, p_ptt);
5583 
5584 		memcpy(&link_params, ecore_mcp_get_link_params(hwfn),
5585 			sizeof(link_params));
5586 		memcpy(&link_state, ecore_mcp_get_link_state(hwfn),
5587 			sizeof(link_state));
5588 	} else {
5589 		ecore_mcp_get_media_type(hwfn, NULL, &if_link->media_type);
5590 		ecore_vf_read_bulletin(hwfn, &p_change);
5591 		ecore_vf_get_link_params(hwfn, &link_params);
5592 		ecore_vf_get_link_state(hwfn, &link_state);
5593 	}
5594 
5595 	/* Set the link parameters to pass to protocol driver */
5596 	if (link_state.link_up) {
5597 		if_link->link_up = true;
5598 		if_link->speed = link_state.speed;
5599 	}
5600 
5601 	if_link->supported_caps = QLNX_LINK_CAP_FIBRE;
5602 
5603 	if (link_params.speed.autoneg)
5604 		if_link->supported_caps |= QLNX_LINK_CAP_Autoneg;
5605 
5606 	if (link_params.pause.autoneg ||
5607 		(link_params.pause.forced_rx && link_params.pause.forced_tx))
5608 		if_link->supported_caps |= QLNX_LINK_CAP_Asym_Pause;
5609 
5610 	if (link_params.pause.autoneg || link_params.pause.forced_rx ||
5611 		link_params.pause.forced_tx)
5612 		if_link->supported_caps |= QLNX_LINK_CAP_Pause;
5613 
5614 	if (link_params.speed.advertised_speeds &
5615 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_1G)
5616 		if_link->supported_caps |= QLNX_LINK_CAP_1000baseT_Half |
5617                                            QLNX_LINK_CAP_1000baseT_Full;
5618 
5619 	if (link_params.speed.advertised_speeds &
5620 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_10G)
5621 		if_link->supported_caps |= QLNX_LINK_CAP_10000baseKR_Full;
5622 
5623 	if (link_params.speed.advertised_speeds &
5624 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_25G)
5625 		if_link->supported_caps |= QLNX_LINK_CAP_25000baseKR_Full;
5626 
5627 	if (link_params.speed.advertised_speeds &
5628 		NVM_CFG1_PORT_DRV_LINK_SPEED_40G)
5629 		if_link->supported_caps |= QLNX_LINK_CAP_40000baseLR4_Full;
5630 
5631 	if (link_params.speed.advertised_speeds &
5632 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_50G)
5633 		if_link->supported_caps |= QLNX_LINK_CAP_50000baseKR2_Full;
5634 
5635 	if (link_params.speed.advertised_speeds &
5636 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_BB_100G)
5637 		if_link->supported_caps |= QLNX_LINK_CAP_100000baseKR4_Full;
5638 
5639 	if_link->advertised_caps = if_link->supported_caps;
5640 
5641 	if_link->autoneg = link_params.speed.autoneg;
5642 	if_link->duplex = QLNX_LINK_DUPLEX;
5643 
5644 	/* Link partner capabilities */
5645 
5646 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_1G_HD)
5647 		if_link->link_partner_caps |= QLNX_LINK_CAP_1000baseT_Half;
5648 
5649 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_1G_FD)
5650 		if_link->link_partner_caps |= QLNX_LINK_CAP_1000baseT_Full;
5651 
5652 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_10G)
5653 		if_link->link_partner_caps |= QLNX_LINK_CAP_10000baseKR_Full;
5654 
5655 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_25G)
5656 		if_link->link_partner_caps |= QLNX_LINK_CAP_25000baseKR_Full;
5657 
5658 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_40G)
5659 		if_link->link_partner_caps |= QLNX_LINK_CAP_40000baseLR4_Full;
5660 
5661 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_50G)
5662 		if_link->link_partner_caps |= QLNX_LINK_CAP_50000baseKR2_Full;
5663 
5664 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_100G)
5665 		if_link->link_partner_caps |= QLNX_LINK_CAP_100000baseKR4_Full;
5666 
5667 	if (link_state.an_complete)
5668 		if_link->link_partner_caps |= QLNX_LINK_CAP_Autoneg;
5669 
5670 	if (link_state.partner_adv_pause)
5671 		if_link->link_partner_caps |= QLNX_LINK_CAP_Pause;
5672 
5673 	if ((link_state.partner_adv_pause ==
5674 		ECORE_LINK_PARTNER_ASYMMETRIC_PAUSE) ||
5675 		(link_state.partner_adv_pause ==
5676 			ECORE_LINK_PARTNER_BOTH_PAUSE))
5677 		if_link->link_partner_caps |= QLNX_LINK_CAP_Asym_Pause;
5678 
5679 	return;
5680 }
5681 
5682 void
5683 qlnx_schedule_recovery(void *p_hwfn)
5684 {
5685 	qlnx_host_t	*ha;
5686 
5687 	ha = (qlnx_host_t *)((struct ecore_hwfn *)p_hwfn)->p_dev;
5688 
5689 	if (qlnx_vf_device(ha) != 0) {
5690 		taskqueue_enqueue(ha->err_taskqueue, &ha->err_task);
5691 	}
5692 
5693 	return;
5694 }
5695 
5696 static int
5697 qlnx_nic_setup(struct ecore_dev *cdev, struct ecore_pf_params *func_params)
5698 {
5699         int	rc, i;
5700 
5701         for (i = 0; i < cdev->num_hwfns; i++) {
5702                 struct ecore_hwfn *p_hwfn = &cdev->hwfns[i];
5703                 p_hwfn->pf_params = *func_params;
5704 
5705 #ifdef QLNX_ENABLE_IWARP
5706 		if (qlnx_vf_device((qlnx_host_t *)cdev) != 0) {
5707 			p_hwfn->using_ll2 = true;
5708 		}
5709 #endif /* #ifdef QLNX_ENABLE_IWARP */
5710         }
5711 
5712         rc = ecore_resc_alloc(cdev);
5713         if (rc)
5714                 goto qlnx_nic_setup_exit;
5715 
5716         ecore_resc_setup(cdev);
5717 
5718 qlnx_nic_setup_exit:
5719 
5720         return rc;
5721 }
5722 
5723 static int
5724 qlnx_nic_start(struct ecore_dev *cdev)
5725 {
5726         int				rc;
5727 	struct ecore_hw_init_params	params;
5728 
5729 	bzero(&params, sizeof (struct ecore_hw_init_params));
5730 
5731 	params.p_tunn = NULL;
5732 	params.b_hw_start = true;
5733 	params.int_mode = cdev->int_mode;
5734 	params.allow_npar_tx_switch = true;
5735 	params.bin_fw_data = NULL;
5736 
5737         rc = ecore_hw_init(cdev, &params);
5738         if (rc) {
5739                 ecore_resc_free(cdev);
5740                 return rc;
5741         }
5742 
5743         return 0;
5744 }
5745 
5746 static int
5747 qlnx_slowpath_start(qlnx_host_t *ha)
5748 {
5749 	struct ecore_dev	*cdev;
5750 	struct ecore_pf_params	pf_params;
5751 	int			rc;
5752 
5753 	memset(&pf_params, 0, sizeof(struct ecore_pf_params));
5754 	pf_params.eth_pf_params.num_cons  =
5755 		(ha->num_rss) * (ha->num_tc + 1);
5756 
5757 #ifdef QLNX_ENABLE_IWARP
5758 	if (qlnx_vf_device(ha) != 0) {
5759 		if(ha->personality == ECORE_PCI_ETH_IWARP) {
5760 			device_printf(ha->pci_dev, "setting parameters required by iWARP dev\n");
5761 			pf_params.rdma_pf_params.num_qps = 1024;
5762 			pf_params.rdma_pf_params.num_srqs = 1024;
5763 			pf_params.rdma_pf_params.gl_pi = ECORE_ROCE_PROTOCOL_INDEX;
5764 			pf_params.rdma_pf_params.rdma_protocol = ECORE_RDMA_PROTOCOL_IWARP;
5765 		} else if(ha->personality == ECORE_PCI_ETH_ROCE) {
5766 			device_printf(ha->pci_dev, "setting parameters required by RoCE dev\n");
5767 			pf_params.rdma_pf_params.num_qps = 8192;
5768 			pf_params.rdma_pf_params.num_srqs = 8192;
5769 			//pf_params.rdma_pf_params.min_dpis = 0;
5770 			pf_params.rdma_pf_params.min_dpis = 8;
5771 			pf_params.rdma_pf_params.roce_edpm_mode = 0;
5772 			pf_params.rdma_pf_params.gl_pi = ECORE_ROCE_PROTOCOL_INDEX;
5773 			pf_params.rdma_pf_params.rdma_protocol = ECORE_RDMA_PROTOCOL_ROCE;
5774 		}
5775 	}
5776 #endif /* #ifdef QLNX_ENABLE_IWARP */
5777 
5778 	cdev = &ha->cdev;
5779 
5780 	rc = qlnx_nic_setup(cdev, &pf_params);
5781         if (rc)
5782                 goto qlnx_slowpath_start_exit;
5783 
5784         cdev->int_mode = ECORE_INT_MODE_MSIX;
5785         cdev->int_coalescing_mode = ECORE_COAL_MODE_ENABLE;
5786 
5787 #ifdef QLNX_MAX_COALESCE
5788 	cdev->rx_coalesce_usecs = 255;
5789 	cdev->tx_coalesce_usecs = 255;
5790 #endif
5791 
5792 	rc = qlnx_nic_start(cdev);
5793 
5794 	ha->rx_coalesce_usecs = cdev->rx_coalesce_usecs;
5795 	ha->tx_coalesce_usecs = cdev->tx_coalesce_usecs;
5796 
5797 #ifdef QLNX_USER_LLDP
5798 	(void)qlnx_set_lldp_tlvx(ha, NULL);
5799 #endif /* #ifdef QLNX_USER_LLDP */
5800 
5801 qlnx_slowpath_start_exit:
5802 
5803 	return (rc);
5804 }
5805 
5806 static int
5807 qlnx_slowpath_stop(qlnx_host_t *ha)
5808 {
5809 	struct ecore_dev	*cdev;
5810 	device_t		dev = ha->pci_dev;
5811 	int			i;
5812 
5813 	cdev = &ha->cdev;
5814 
5815 	ecore_hw_stop(cdev);
5816 
5817  	for (i = 0; i < ha->cdev.num_hwfns; i++) {
5818         	if (ha->sp_handle[i])
5819                 	(void)bus_teardown_intr(dev, ha->sp_irq[i],
5820 				ha->sp_handle[i]);
5821 
5822 		ha->sp_handle[i] = NULL;
5823 
5824         	if (ha->sp_irq[i])
5825 			(void) bus_release_resource(dev, SYS_RES_IRQ,
5826 				ha->sp_irq_rid[i], ha->sp_irq[i]);
5827 		ha->sp_irq[i] = NULL;
5828 	}
5829 
5830         ecore_resc_free(cdev);
5831 
5832         return 0;
5833 }
5834 
5835 static void
5836 qlnx_set_id(struct ecore_dev *cdev, char name[NAME_SIZE],
5837 	char ver_str[VER_SIZE])
5838 {
5839         int	i;
5840 
5841         memcpy(cdev->name, name, NAME_SIZE);
5842 
5843         for_each_hwfn(cdev, i) {
5844                 snprintf(cdev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
5845         }
5846 
5847         cdev->drv_type = DRV_ID_DRV_TYPE_FREEBSD;
5848 
5849 	return ;
5850 }
5851 
5852 void
5853 qlnx_get_protocol_stats(void *cdev, int proto_type, void *proto_stats)
5854 {
5855 	enum ecore_mcp_protocol_type	type;
5856 	union ecore_mcp_protocol_stats	*stats;
5857 	struct ecore_eth_stats		eth_stats;
5858 	qlnx_host_t			*ha;
5859 
5860 	ha = cdev;
5861 	stats = proto_stats;
5862 	type = proto_type;
5863 
5864         switch (type) {
5865         case ECORE_MCP_LAN_STATS:
5866                 ecore_get_vport_stats((struct ecore_dev *)cdev, &eth_stats);
5867                 stats->lan_stats.ucast_rx_pkts = eth_stats.common.rx_ucast_pkts;
5868                 stats->lan_stats.ucast_tx_pkts = eth_stats.common.tx_ucast_pkts;
5869                 stats->lan_stats.fcs_err = -1;
5870                 break;
5871 
5872 	default:
5873 		ha->err_get_proto_invalid_type++;
5874 
5875 		QL_DPRINT1(ha, "invalid protocol type 0x%x\n", type);
5876 		break;
5877 	}
5878 	return;
5879 }
5880 
5881 static int
5882 qlnx_get_mfw_version(qlnx_host_t *ha, uint32_t *mfw_ver)
5883 {
5884 	struct ecore_hwfn	*p_hwfn;
5885 	struct ecore_ptt	*p_ptt;
5886 
5887 	p_hwfn = &ha->cdev.hwfns[0];
5888 	p_ptt = ecore_ptt_acquire(p_hwfn);
5889 
5890 	if (p_ptt ==  NULL) {
5891                 QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
5892                 return (-1);
5893 	}
5894 	ecore_mcp_get_mfw_ver(p_hwfn, p_ptt, mfw_ver, NULL);
5895 
5896 	ecore_ptt_release(p_hwfn, p_ptt);
5897 
5898 	return (0);
5899 }
5900 
5901 static int
5902 qlnx_get_flash_size(qlnx_host_t *ha, uint32_t *flash_size)
5903 {
5904 	struct ecore_hwfn	*p_hwfn;
5905 	struct ecore_ptt	*p_ptt;
5906 
5907 	p_hwfn = &ha->cdev.hwfns[0];
5908 	p_ptt = ecore_ptt_acquire(p_hwfn);
5909 
5910 	if (p_ptt ==  NULL) {
5911                 QL_DPRINT1(ha,"ecore_ptt_acquire failed\n");
5912                 return (-1);
5913 	}
5914 	ecore_mcp_get_flash_size(p_hwfn, p_ptt, flash_size);
5915 
5916 	ecore_ptt_release(p_hwfn, p_ptt);
5917 
5918 	return (0);
5919 }
5920 
5921 static int
5922 qlnx_alloc_mem_arrays(qlnx_host_t *ha)
5923 {
5924 	struct ecore_dev	*cdev;
5925 
5926 	cdev = &ha->cdev;
5927 
5928 	bzero(&ha->txq_array[0], (sizeof(struct qlnx_tx_queue) * QLNX_MAX_RSS));
5929 	bzero(&ha->rxq_array[0], (sizeof(struct qlnx_rx_queue) * QLNX_MAX_RSS));
5930 	bzero(&ha->sb_array[0], (sizeof(struct ecore_sb_info) * QLNX_MAX_RSS));
5931 
5932         return 0;
5933 }
5934 
5935 static void
5936 qlnx_init_fp(qlnx_host_t *ha)
5937 {
5938 	int rss_id, txq_array_index, tc;
5939 
5940 	for (rss_id = 0; rss_id < ha->num_rss; rss_id++) {
5941 		struct qlnx_fastpath *fp = &ha->fp_array[rss_id];
5942 
5943 		fp->rss_id = rss_id;
5944 		fp->edev = ha;
5945 		fp->sb_info = &ha->sb_array[rss_id];
5946 		fp->rxq = &ha->rxq_array[rss_id];
5947 		fp->rxq->rxq_id = rss_id;
5948 
5949 		for (tc = 0; tc < ha->num_tc; tc++) {
5950                         txq_array_index = tc * ha->num_rss + rss_id;
5951                         fp->txq[tc] = &ha->txq_array[txq_array_index];
5952                         fp->txq[tc]->index = txq_array_index;
5953 		}
5954 
5955 		snprintf(fp->name, sizeof(fp->name), "%s-fp-%d", qlnx_name_str,
5956 			rss_id);
5957 
5958 		fp->tx_ring_full = 0;
5959 
5960 		/* reset all the statistics counters */
5961 
5962 		fp->tx_pkts_processed = 0;
5963 		fp->tx_pkts_freed = 0;
5964 		fp->tx_pkts_transmitted = 0;
5965 		fp->tx_pkts_completed = 0;
5966 
5967 #ifdef QLNX_TRACE_PERF_DATA
5968 		fp->tx_pkts_trans_ctx = 0;
5969 		fp->tx_pkts_compl_ctx = 0;
5970 		fp->tx_pkts_trans_fp = 0;
5971 		fp->tx_pkts_compl_fp = 0;
5972 		fp->tx_pkts_compl_intr = 0;
5973 #endif
5974 		fp->tx_lso_wnd_min_len = 0;
5975 		fp->tx_defrag = 0;
5976 		fp->tx_nsegs_gt_elem_left = 0;
5977 		fp->tx_tso_max_nsegs = 0;
5978 		fp->tx_tso_min_nsegs = 0;
5979 		fp->err_tx_nsegs_gt_elem_left = 0;
5980 		fp->err_tx_dmamap_create = 0;
5981 		fp->err_tx_defrag_dmamap_load = 0;
5982 		fp->err_tx_non_tso_max_seg = 0;
5983 		fp->err_tx_dmamap_load = 0;
5984 		fp->err_tx_defrag = 0;
5985 		fp->err_tx_free_pkt_null = 0;
5986 		fp->err_tx_cons_idx_conflict = 0;
5987 
5988 		fp->rx_pkts = 0;
5989 		fp->err_m_getcl = 0;
5990 		fp->err_m_getjcl = 0;
5991         }
5992 	return;
5993 }
5994 
5995 void
5996 qlnx_free_mem_sb(qlnx_host_t *ha, struct ecore_sb_info *sb_info)
5997 {
5998 	struct ecore_dev	*cdev;
5999 
6000 	cdev = &ha->cdev;
6001 
6002         if (sb_info->sb_virt) {
6003                 OSAL_DMA_FREE_COHERENT(cdev, ((void *)sb_info->sb_virt),
6004 			(sb_info->sb_phys), (sizeof(*sb_info->sb_virt)));
6005 		sb_info->sb_virt = NULL;
6006 	}
6007 }
6008 
6009 static int
6010 qlnx_sb_init(struct ecore_dev *cdev, struct ecore_sb_info *sb_info,
6011 	void *sb_virt_addr, bus_addr_t sb_phy_addr, u16 sb_id)
6012 {
6013         struct ecore_hwfn	*p_hwfn;
6014         int			hwfn_index, rc;
6015         u16			rel_sb_id;
6016 
6017         hwfn_index = sb_id % cdev->num_hwfns;
6018         p_hwfn = &cdev->hwfns[hwfn_index];
6019         rel_sb_id = sb_id / cdev->num_hwfns;
6020 
6021         QL_DPRINT2(((qlnx_host_t *)cdev),
6022                 "hwfn_index = %d p_hwfn = %p sb_id = 0x%x rel_sb_id = 0x%x \
6023                 sb_info = %p sb_virt_addr = %p sb_phy_addr = %p\n",
6024                 hwfn_index, p_hwfn, sb_id, rel_sb_id, sb_info,
6025                 sb_virt_addr, (void *)sb_phy_addr);
6026 
6027         rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
6028                              sb_virt_addr, sb_phy_addr, rel_sb_id);
6029 
6030         return rc;
6031 }
6032 
6033 /* This function allocates fast-path status block memory */
6034 int
6035 qlnx_alloc_mem_sb(qlnx_host_t *ha, struct ecore_sb_info *sb_info, u16 sb_id)
6036 {
6037         struct status_block_e4	*sb_virt;
6038         bus_addr_t		sb_phys;
6039         int			rc;
6040 	uint32_t		size;
6041 	struct ecore_dev	*cdev;
6042 
6043 	cdev = &ha->cdev;
6044 
6045 	size = sizeof(*sb_virt);
6046 	sb_virt = OSAL_DMA_ALLOC_COHERENT(cdev, (&sb_phys), size);
6047 
6048         if (!sb_virt) {
6049                 QL_DPRINT1(ha, "Status block allocation failed\n");
6050                 return -ENOMEM;
6051         }
6052 
6053         rc = qlnx_sb_init(cdev, sb_info, sb_virt, sb_phys, sb_id);
6054         if (rc) {
6055                 OSAL_DMA_FREE_COHERENT(cdev, sb_virt, sb_phys, size);
6056         }
6057 
6058 	return rc;
6059 }
6060 
6061 static void
6062 qlnx_free_rx_buffers(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
6063 {
6064         int			i;
6065 	struct sw_rx_data	*rx_buf;
6066 
6067         for (i = 0; i < rxq->num_rx_buffers; i++) {
6068                 rx_buf = &rxq->sw_rx_ring[i];
6069 
6070 		if (rx_buf->data != NULL) {
6071 			if (rx_buf->map != NULL) {
6072 				bus_dmamap_unload(ha->rx_tag, rx_buf->map);
6073 				bus_dmamap_destroy(ha->rx_tag, rx_buf->map);
6074 				rx_buf->map = NULL;
6075 			}
6076 			m_freem(rx_buf->data);
6077 			rx_buf->data = NULL;
6078 		}
6079         }
6080 	return;
6081 }
6082 
6083 static void
6084 qlnx_free_mem_rxq(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
6085 {
6086 	struct ecore_dev	*cdev;
6087 	int			i;
6088 
6089 	cdev = &ha->cdev;
6090 
6091 	qlnx_free_rx_buffers(ha, rxq);
6092 
6093 	for (i = 0; i < ETH_TPA_MAX_AGGS_NUM; i++) {
6094 		qlnx_free_tpa_mbuf(ha, &rxq->tpa_info[i]);
6095 		if (rxq->tpa_info[i].mpf != NULL)
6096 			m_freem(rxq->tpa_info[i].mpf);
6097 	}
6098 
6099 	bzero((void *)&rxq->sw_rx_ring[0],
6100 		(sizeof (struct sw_rx_data) * RX_RING_SIZE));
6101 
6102         /* Free the real RQ ring used by FW */
6103 	if (rxq->rx_bd_ring.p_virt_addr) {
6104                 ecore_chain_free(cdev, &rxq->rx_bd_ring);
6105                 rxq->rx_bd_ring.p_virt_addr = NULL;
6106         }
6107 
6108         /* Free the real completion ring used by FW */
6109         if (rxq->rx_comp_ring.p_virt_addr &&
6110                         rxq->rx_comp_ring.pbl_sp.p_virt_table) {
6111                 ecore_chain_free(cdev, &rxq->rx_comp_ring);
6112                 rxq->rx_comp_ring.p_virt_addr = NULL;
6113                 rxq->rx_comp_ring.pbl_sp.p_virt_table = NULL;
6114         }
6115 
6116 #ifdef QLNX_SOFT_LRO
6117 	{
6118 		struct lro_ctrl *lro;
6119 
6120 		lro = &rxq->lro;
6121 		tcp_lro_free(lro);
6122 	}
6123 #endif /* #ifdef QLNX_SOFT_LRO */
6124 
6125 	return;
6126 }
6127 
6128 static int
6129 qlnx_alloc_rx_buffer(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
6130 {
6131         register struct mbuf	*mp;
6132         uint16_t		rx_buf_size;
6133         struct sw_rx_data	*sw_rx_data;
6134         struct eth_rx_bd	*rx_bd;
6135         dma_addr_t		dma_addr;
6136 	bus_dmamap_t		map;
6137 	bus_dma_segment_t       segs[1];
6138 	int			nsegs;
6139 	int			ret;
6140 	struct ecore_dev	*cdev;
6141 
6142 	cdev = &ha->cdev;
6143 
6144         rx_buf_size = rxq->rx_buf_size;
6145 
6146 	mp = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, rx_buf_size);
6147 
6148         if (mp == NULL) {
6149                 QL_DPRINT1(ha, "Failed to allocate Rx data\n");
6150                 return -ENOMEM;
6151         }
6152 
6153 	mp->m_len = mp->m_pkthdr.len = rx_buf_size;
6154 
6155 	map = (bus_dmamap_t)0;
6156 
6157 	ret = bus_dmamap_load_mbuf_sg(ha->rx_tag, map, mp, segs, &nsegs,
6158 			BUS_DMA_NOWAIT);
6159 	dma_addr = segs[0].ds_addr;
6160 
6161 	if (ret || !dma_addr || (nsegs != 1)) {
6162 		m_freem(mp);
6163 		QL_DPRINT1(ha, "bus_dmamap_load failed[%d, 0x%016llx, %d]\n",
6164                            ret, (long long unsigned int)dma_addr, nsegs);
6165 		return -ENOMEM;
6166 	}
6167 
6168         sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_prod];
6169         sw_rx_data->data = mp;
6170         sw_rx_data->dma_addr = dma_addr;
6171         sw_rx_data->map = map;
6172 
6173         /* Advance PROD and get BD pointer */
6174         rx_bd = (struct eth_rx_bd *)ecore_chain_produce(&rxq->rx_bd_ring);
6175         rx_bd->addr.hi = htole32(U64_HI(dma_addr));
6176         rx_bd->addr.lo = htole32(U64_LO(dma_addr));
6177 	bus_dmamap_sync(ha->rx_tag, map, BUS_DMASYNC_PREREAD);
6178 
6179         rxq->sw_rx_prod = (rxq->sw_rx_prod + 1) & (RX_RING_SIZE - 1);
6180 
6181         return 0;
6182 }
6183 
6184 static int
6185 qlnx_alloc_tpa_mbuf(qlnx_host_t *ha, uint16_t rx_buf_size,
6186 	struct qlnx_agg_info *tpa)
6187 {
6188 	struct mbuf		*mp;
6189         dma_addr_t		dma_addr;
6190 	bus_dmamap_t		map;
6191 	bus_dma_segment_t       segs[1];
6192 	int			nsegs;
6193 	int			ret;
6194         struct sw_rx_data	*rx_buf;
6195 
6196 	mp = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, rx_buf_size);
6197 
6198         if (mp == NULL) {
6199                 QL_DPRINT1(ha, "Failed to allocate Rx data\n");
6200                 return -ENOMEM;
6201         }
6202 
6203 	mp->m_len = mp->m_pkthdr.len = rx_buf_size;
6204 
6205 	map = (bus_dmamap_t)0;
6206 
6207 	ret = bus_dmamap_load_mbuf_sg(ha->rx_tag, map, mp, segs, &nsegs,
6208 			BUS_DMA_NOWAIT);
6209 	dma_addr = segs[0].ds_addr;
6210 
6211 	if (ret || !dma_addr || (nsegs != 1)) {
6212 		m_freem(mp);
6213 		QL_DPRINT1(ha, "bus_dmamap_load failed[%d, 0x%016llx, %d]\n",
6214 			ret, (long long unsigned int)dma_addr, nsegs);
6215 		return -ENOMEM;
6216 	}
6217 
6218         rx_buf = &tpa->rx_buf;
6219 
6220 	memset(rx_buf, 0, sizeof (struct sw_rx_data));
6221 
6222         rx_buf->data = mp;
6223         rx_buf->dma_addr = dma_addr;
6224         rx_buf->map = map;
6225 
6226 	bus_dmamap_sync(ha->rx_tag, map, BUS_DMASYNC_PREREAD);
6227 
6228 	return (0);
6229 }
6230 
6231 static void
6232 qlnx_free_tpa_mbuf(qlnx_host_t *ha, struct qlnx_agg_info *tpa)
6233 {
6234         struct sw_rx_data	*rx_buf;
6235 
6236 	rx_buf = &tpa->rx_buf;
6237 
6238 	if (rx_buf->data != NULL) {
6239 		if (rx_buf->map != NULL) {
6240 			bus_dmamap_unload(ha->rx_tag, rx_buf->map);
6241 			bus_dmamap_destroy(ha->rx_tag, rx_buf->map);
6242 			rx_buf->map = NULL;
6243 		}
6244 		m_freem(rx_buf->data);
6245 		rx_buf->data = NULL;
6246 	}
6247 	return;
6248 }
6249 
6250 /* This function allocates all memory needed per Rx queue */
6251 static int
6252 qlnx_alloc_mem_rxq(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
6253 {
6254         int			i, rc, num_allocated;
6255 	struct ifnet		*ifp;
6256 	struct ecore_dev	 *cdev;
6257 
6258 	cdev = &ha->cdev;
6259 	ifp = ha->ifp;
6260 
6261         rxq->num_rx_buffers = RX_RING_SIZE;
6262 
6263 	rxq->rx_buf_size = ha->rx_buf_size;
6264 
6265         /* Allocate the parallel driver ring for Rx buffers */
6266 	bzero((void *)&rxq->sw_rx_ring[0],
6267 		(sizeof (struct sw_rx_data) * RX_RING_SIZE));
6268 
6269         /* Allocate FW Rx ring  */
6270 
6271         rc = ecore_chain_alloc(cdev,
6272 			ECORE_CHAIN_USE_TO_CONSUME_PRODUCE,
6273 			ECORE_CHAIN_MODE_NEXT_PTR,
6274 			ECORE_CHAIN_CNT_TYPE_U16,
6275 			RX_RING_SIZE,
6276 			sizeof(struct eth_rx_bd),
6277 			&rxq->rx_bd_ring, NULL);
6278 
6279         if (rc)
6280                 goto err;
6281 
6282         /* Allocate FW completion ring */
6283         rc = ecore_chain_alloc(cdev,
6284                         ECORE_CHAIN_USE_TO_CONSUME,
6285                         ECORE_CHAIN_MODE_PBL,
6286 			ECORE_CHAIN_CNT_TYPE_U16,
6287                         RX_RING_SIZE,
6288                         sizeof(union eth_rx_cqe),
6289                         &rxq->rx_comp_ring, NULL);
6290 
6291         if (rc)
6292                 goto err;
6293 
6294         /* Allocate buffers for the Rx ring */
6295 
6296 	for (i = 0; i < ETH_TPA_MAX_AGGS_NUM; i++) {
6297 		rc = qlnx_alloc_tpa_mbuf(ha, rxq->rx_buf_size,
6298 			&rxq->tpa_info[i]);
6299                 if (rc)
6300                         break;
6301 	}
6302 
6303         for (i = 0; i < rxq->num_rx_buffers; i++) {
6304                 rc = qlnx_alloc_rx_buffer(ha, rxq);
6305                 if (rc)
6306                         break;
6307         }
6308         num_allocated = i;
6309         if (!num_allocated) {
6310 		QL_DPRINT1(ha, "Rx buffers allocation failed\n");
6311                 goto err;
6312         } else if (num_allocated < rxq->num_rx_buffers) {
6313 		QL_DPRINT1(ha, "Allocated less buffers than"
6314 			" desired (%d allocated)\n", num_allocated);
6315         }
6316 
6317 #ifdef QLNX_SOFT_LRO
6318 
6319 	{
6320 		struct lro_ctrl *lro;
6321 
6322 		lro = &rxq->lro;
6323 
6324 #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO)
6325 		if (tcp_lro_init_args(lro, ifp, 0, rxq->num_rx_buffers)) {
6326 			QL_DPRINT1(ha, "tcp_lro_init[%d] failed\n",
6327 				   rxq->rxq_id);
6328 			goto err;
6329 		}
6330 #else
6331 		if (tcp_lro_init(lro)) {
6332 			QL_DPRINT1(ha, "tcp_lro_init[%d] failed\n",
6333 				   rxq->rxq_id);
6334 			goto err;
6335 		}
6336 #endif /* #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO) */
6337 
6338 		lro->ifp = ha->ifp;
6339 	}
6340 #endif /* #ifdef QLNX_SOFT_LRO */
6341         return 0;
6342 
6343 err:
6344         qlnx_free_mem_rxq(ha, rxq);
6345         return -ENOMEM;
6346 }
6347 
6348 static void
6349 qlnx_free_mem_txq(qlnx_host_t *ha, struct qlnx_fastpath *fp,
6350 	struct qlnx_tx_queue *txq)
6351 {
6352 	struct ecore_dev	*cdev;
6353 
6354 	cdev = &ha->cdev;
6355 
6356 	bzero((void *)&txq->sw_tx_ring[0],
6357 		(sizeof (struct sw_tx_bd) * TX_RING_SIZE));
6358 
6359         /* Free the real RQ ring used by FW */
6360         if (txq->tx_pbl.p_virt_addr) {
6361                 ecore_chain_free(cdev, &txq->tx_pbl);
6362                 txq->tx_pbl.p_virt_addr = NULL;
6363         }
6364 	return;
6365 }
6366 
6367 /* This function allocates all memory needed per Tx queue */
6368 static int
6369 qlnx_alloc_mem_txq(qlnx_host_t *ha, struct qlnx_fastpath *fp,
6370 	struct qlnx_tx_queue *txq)
6371 {
6372         int			ret = ECORE_SUCCESS;
6373         union eth_tx_bd_types	*p_virt;
6374 	struct ecore_dev	*cdev;
6375 
6376 	cdev = &ha->cdev;
6377 
6378 	bzero((void *)&txq->sw_tx_ring[0],
6379 		(sizeof (struct sw_tx_bd) * TX_RING_SIZE));
6380 
6381         /* Allocate the real Tx ring to be used by FW */
6382         ret = ecore_chain_alloc(cdev,
6383                         ECORE_CHAIN_USE_TO_CONSUME_PRODUCE,
6384                         ECORE_CHAIN_MODE_PBL,
6385 			ECORE_CHAIN_CNT_TYPE_U16,
6386                         TX_RING_SIZE,
6387                         sizeof(*p_virt),
6388                         &txq->tx_pbl, NULL);
6389 
6390         if (ret != ECORE_SUCCESS) {
6391                 goto err;
6392         }
6393 
6394 	txq->num_tx_buffers = TX_RING_SIZE;
6395 
6396         return 0;
6397 
6398 err:
6399         qlnx_free_mem_txq(ha, fp, txq);
6400         return -ENOMEM;
6401 }
6402 
6403 static void
6404 qlnx_free_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp)
6405 {
6406 	struct mbuf	*mp;
6407 	struct ifnet	*ifp = ha->ifp;
6408 
6409 	if (mtx_initialized(&fp->tx_mtx)) {
6410 		if (fp->tx_br != NULL) {
6411 			mtx_lock(&fp->tx_mtx);
6412 
6413 			while ((mp = drbr_dequeue(ifp, fp->tx_br)) != NULL) {
6414 				fp->tx_pkts_freed++;
6415 				m_freem(mp);
6416 			}
6417 
6418 			mtx_unlock(&fp->tx_mtx);
6419 
6420 			buf_ring_free(fp->tx_br, M_DEVBUF);
6421 			fp->tx_br = NULL;
6422 		}
6423 		mtx_destroy(&fp->tx_mtx);
6424 	}
6425 	return;
6426 }
6427 
6428 static void
6429 qlnx_free_mem_fp(qlnx_host_t *ha, struct qlnx_fastpath *fp)
6430 {
6431         int	tc;
6432 
6433         qlnx_free_mem_sb(ha, fp->sb_info);
6434 
6435         qlnx_free_mem_rxq(ha, fp->rxq);
6436 
6437         for (tc = 0; tc < ha->num_tc; tc++)
6438                 qlnx_free_mem_txq(ha, fp, fp->txq[tc]);
6439 
6440 	return;
6441 }
6442 
6443 static int
6444 qlnx_alloc_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp)
6445 {
6446 	snprintf(fp->tx_mtx_name, sizeof(fp->tx_mtx_name),
6447 		"qlnx%d_fp%d_tx_mq_lock", ha->dev_unit, fp->rss_id);
6448 
6449 	mtx_init(&fp->tx_mtx, fp->tx_mtx_name, NULL, MTX_DEF);
6450 
6451         fp->tx_br = buf_ring_alloc(TX_RING_SIZE, M_DEVBUF,
6452                                    M_NOWAIT, &fp->tx_mtx);
6453         if (fp->tx_br == NULL) {
6454 		QL_DPRINT1(ha, "buf_ring_alloc failed for fp[%d, %d]\n",
6455 			ha->dev_unit, fp->rss_id);
6456 		return -ENOMEM;
6457         }
6458 	return 0;
6459 }
6460 
6461 static int
6462 qlnx_alloc_mem_fp(qlnx_host_t *ha, struct qlnx_fastpath *fp)
6463 {
6464         int	rc, tc;
6465 
6466         rc = qlnx_alloc_mem_sb(ha, fp->sb_info, fp->rss_id);
6467         if (rc)
6468                 goto err;
6469 
6470 	if (ha->rx_jumbo_buf_eq_mtu) {
6471 		if (ha->max_frame_size <= MCLBYTES)
6472 			ha->rx_buf_size = MCLBYTES;
6473 		else if (ha->max_frame_size <= MJUMPAGESIZE)
6474 			ha->rx_buf_size = MJUMPAGESIZE;
6475 		else if (ha->max_frame_size <= MJUM9BYTES)
6476 			ha->rx_buf_size = MJUM9BYTES;
6477 		else if (ha->max_frame_size <= MJUM16BYTES)
6478 			ha->rx_buf_size = MJUM16BYTES;
6479 	} else {
6480 		if (ha->max_frame_size <= MCLBYTES)
6481 			ha->rx_buf_size = MCLBYTES;
6482 		else
6483 			ha->rx_buf_size = MJUMPAGESIZE;
6484 	}
6485 
6486         rc = qlnx_alloc_mem_rxq(ha, fp->rxq);
6487         if (rc)
6488                 goto err;
6489 
6490         for (tc = 0; tc < ha->num_tc; tc++) {
6491                 rc = qlnx_alloc_mem_txq(ha, fp, fp->txq[tc]);
6492                 if (rc)
6493                         goto err;
6494         }
6495 
6496         return 0;
6497 
6498 err:
6499         qlnx_free_mem_fp(ha, fp);
6500         return -ENOMEM;
6501 }
6502 
6503 static void
6504 qlnx_free_mem_load(qlnx_host_t *ha)
6505 {
6506         int			i;
6507 	struct ecore_dev	*cdev;
6508 
6509 	cdev = &ha->cdev;
6510 
6511         for (i = 0; i < ha->num_rss; i++) {
6512                 struct qlnx_fastpath *fp = &ha->fp_array[i];
6513 
6514                 qlnx_free_mem_fp(ha, fp);
6515         }
6516 	return;
6517 }
6518 
6519 static int
6520 qlnx_alloc_mem_load(qlnx_host_t *ha)
6521 {
6522         int	rc = 0, rss_id;
6523 
6524         for (rss_id = 0; rss_id < ha->num_rss; rss_id++) {
6525                 struct qlnx_fastpath *fp = &ha->fp_array[rss_id];
6526 
6527                 rc = qlnx_alloc_mem_fp(ha, fp);
6528                 if (rc)
6529                         break;
6530         }
6531 	return (rc);
6532 }
6533 
6534 static int
6535 qlnx_start_vport(struct ecore_dev *cdev,
6536                 u8 vport_id,
6537                 u16 mtu,
6538                 u8 drop_ttl0_flg,
6539                 u8 inner_vlan_removal_en_flg,
6540 		u8 tx_switching,
6541 		u8 hw_lro_enable)
6542 {
6543         int					rc, i;
6544 	struct ecore_sp_vport_start_params	vport_start_params = { 0 };
6545 	qlnx_host_t				*ha;
6546 
6547 	ha = (qlnx_host_t *)cdev;
6548 
6549 	vport_start_params.remove_inner_vlan = inner_vlan_removal_en_flg;
6550 	vport_start_params.tx_switching = 0;
6551 	vport_start_params.handle_ptp_pkts = 0;
6552 	vport_start_params.only_untagged = 0;
6553 	vport_start_params.drop_ttl0 = drop_ttl0_flg;
6554 
6555 	vport_start_params.tpa_mode =
6556 		(hw_lro_enable ? ECORE_TPA_MODE_RSC : ECORE_TPA_MODE_NONE);
6557 	vport_start_params.max_buffers_per_cqe = QLNX_TPA_MAX_AGG_BUFFERS;
6558 
6559 	vport_start_params.vport_id = vport_id;
6560 	vport_start_params.mtu = mtu;
6561 
6562 	QL_DPRINT2(ha, "Setting mtu to %d and VPORT ID = %d\n", mtu, vport_id);
6563 
6564         for_each_hwfn(cdev, i) {
6565                 struct ecore_hwfn *p_hwfn = &cdev->hwfns[i];
6566 
6567 		vport_start_params.concrete_fid = p_hwfn->hw_info.concrete_fid;
6568 		vport_start_params.opaque_fid = p_hwfn->hw_info.opaque_fid;
6569 
6570                 rc = ecore_sp_vport_start(p_hwfn, &vport_start_params);
6571 
6572                 if (rc) {
6573 			QL_DPRINT1(ha, "Failed to start VPORT V-PORT %d"
6574 				" with MTU %d\n" , vport_id, mtu);
6575                         return -ENOMEM;
6576                 }
6577 
6578                 ecore_hw_start_fastpath(p_hwfn);
6579 
6580 		QL_DPRINT2(ha, "Started V-PORT %d with MTU %d\n",
6581 			vport_id, mtu);
6582         }
6583         return 0;
6584 }
6585 
6586 static int
6587 qlnx_update_vport(struct ecore_dev *cdev,
6588 	struct qlnx_update_vport_params *params)
6589 {
6590         struct ecore_sp_vport_update_params	sp_params;
6591         int					rc, i, j, fp_index;
6592 	struct ecore_hwfn			*p_hwfn;
6593         struct ecore_rss_params			*rss;
6594 	qlnx_host_t				*ha = (qlnx_host_t *)cdev;
6595         struct qlnx_fastpath			*fp;
6596 
6597         memset(&sp_params, 0, sizeof(sp_params));
6598         /* Translate protocol params into sp params */
6599         sp_params.vport_id = params->vport_id;
6600 
6601         sp_params.update_vport_active_rx_flg =
6602 		params->update_vport_active_rx_flg;
6603         sp_params.vport_active_rx_flg = params->vport_active_rx_flg;
6604 
6605         sp_params.update_vport_active_tx_flg =
6606 		params->update_vport_active_tx_flg;
6607         sp_params.vport_active_tx_flg = params->vport_active_tx_flg;
6608 
6609         sp_params.update_inner_vlan_removal_flg =
6610                 params->update_inner_vlan_removal_flg;
6611         sp_params.inner_vlan_removal_flg = params->inner_vlan_removal_flg;
6612 
6613 	sp_params.sge_tpa_params = params->sge_tpa_params;
6614 
6615         /* RSS - is a bit tricky, since upper-layer isn't familiar with hwfns.
6616          * We need to re-fix the rss values per engine for CMT.
6617          */
6618 	if (params->rss_params->update_rss_config)
6619         sp_params.rss_params = params->rss_params;
6620 	else
6621 		sp_params.rss_params =  NULL;
6622 
6623         for_each_hwfn(cdev, i) {
6624 		p_hwfn = &cdev->hwfns[i];
6625 
6626 		if ((cdev->num_hwfns > 1) &&
6627 			params->rss_params->update_rss_config &&
6628 			params->rss_params->rss_enable) {
6629 			rss = params->rss_params;
6630 
6631 			for (j = 0; j < ECORE_RSS_IND_TABLE_SIZE; j++) {
6632 				fp_index = ((cdev->num_hwfns * j) + i) %
6633 						ha->num_rss;
6634 
6635                 		fp = &ha->fp_array[fp_index];
6636                         	rss->rss_ind_table[j] = fp->rxq->handle;
6637 			}
6638 
6639 			for (j = 0; j < ECORE_RSS_IND_TABLE_SIZE;) {
6640 				QL_DPRINT3(ha, "%p %p %p %p %p %p %p %p \n",
6641 					rss->rss_ind_table[j],
6642 					rss->rss_ind_table[j+1],
6643 					rss->rss_ind_table[j+2],
6644 					rss->rss_ind_table[j+3],
6645 					rss->rss_ind_table[j+4],
6646 					rss->rss_ind_table[j+5],
6647 					rss->rss_ind_table[j+6],
6648 					rss->rss_ind_table[j+7]);
6649 					j += 8;
6650 			}
6651 		}
6652 
6653                 sp_params.opaque_fid = p_hwfn->hw_info.opaque_fid;
6654 
6655 		QL_DPRINT1(ha, "Update sp vport ID=%d\n", params->vport_id);
6656 
6657                 rc = ecore_sp_vport_update(p_hwfn, &sp_params,
6658                                            ECORE_SPQ_MODE_EBLOCK, NULL);
6659                 if (rc) {
6660 			QL_DPRINT1(ha, "Failed to update VPORT\n");
6661                         return rc;
6662                 }
6663 
6664                 QL_DPRINT2(ha, "Updated V-PORT %d: tx_active_flag %d, \
6665 			rx_active_flag %d [tx_update %d], [rx_update %d]\n",
6666 			params->vport_id, params->vport_active_tx_flg,
6667 			params->vport_active_rx_flg,
6668 			params->update_vport_active_tx_flg,
6669 			params->update_vport_active_rx_flg);
6670         }
6671 
6672         return 0;
6673 }
6674 
6675 static void
6676 qlnx_reuse_rx_data(struct qlnx_rx_queue *rxq)
6677 {
6678         struct eth_rx_bd	*rx_bd_cons =
6679 					ecore_chain_consume(&rxq->rx_bd_ring);
6680         struct eth_rx_bd	*rx_bd_prod =
6681 					ecore_chain_produce(&rxq->rx_bd_ring);
6682         struct sw_rx_data	*sw_rx_data_cons =
6683 					&rxq->sw_rx_ring[rxq->sw_rx_cons];
6684         struct sw_rx_data	*sw_rx_data_prod =
6685 					&rxq->sw_rx_ring[rxq->sw_rx_prod];
6686 
6687         sw_rx_data_prod->data = sw_rx_data_cons->data;
6688         memcpy(rx_bd_prod, rx_bd_cons, sizeof(struct eth_rx_bd));
6689 
6690         rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
6691         rxq->sw_rx_prod  = (rxq->sw_rx_prod + 1) & (RX_RING_SIZE - 1);
6692 
6693 	return;
6694 }
6695 
6696 static void
6697 qlnx_update_rx_prod(struct ecore_hwfn *p_hwfn, struct qlnx_rx_queue *rxq)
6698 {
6699 
6700         uint16_t	 	bd_prod;
6701         uint16_t		cqe_prod;
6702 	union {
6703 		struct eth_rx_prod_data rx_prod_data;
6704 		uint32_t		data32;
6705 	} rx_prods;
6706 
6707         bd_prod = ecore_chain_get_prod_idx(&rxq->rx_bd_ring);
6708         cqe_prod = ecore_chain_get_prod_idx(&rxq->rx_comp_ring);
6709 
6710         /* Update producers */
6711         rx_prods.rx_prod_data.bd_prod = htole16(bd_prod);
6712         rx_prods.rx_prod_data.cqe_prod = htole16(cqe_prod);
6713 
6714         /* Make sure that the BD and SGE data is updated before updating the
6715          * producers since FW might read the BD/SGE right after the producer
6716          * is updated.
6717          */
6718 	wmb();
6719 
6720         internal_ram_wr(p_hwfn, rxq->hw_rxq_prod_addr,
6721 		sizeof(rx_prods), &rx_prods.data32);
6722 
6723         /* mmiowb is needed to synchronize doorbell writes from more than one
6724          * processor. It guarantees that the write arrives to the device before
6725          * the napi lock is released and another qlnx_poll is called (possibly
6726          * on another CPU). Without this barrier, the next doorbell can bypass
6727          * this doorbell. This is applicable to IA64/Altix systems.
6728          */
6729         wmb();
6730 
6731 	return;
6732 }
6733 
6734 static uint32_t qlnx_hash_key[] = {
6735                 ((0x6d << 24)|(0x5a << 16)|(0x56 << 8)|0xda),
6736                 ((0x25 << 24)|(0x5b << 16)|(0x0e << 8)|0xc2),
6737                 ((0x41 << 24)|(0x67 << 16)|(0x25 << 8)|0x3d),
6738                 ((0x43 << 24)|(0xa3 << 16)|(0x8f << 8)|0xb0),
6739                 ((0xd0 << 24)|(0xca << 16)|(0x2b << 8)|0xcb),
6740                 ((0xae << 24)|(0x7b << 16)|(0x30 << 8)|0xb4),
6741                 ((0x77 << 24)|(0xcb << 16)|(0x2d << 8)|0xa3),
6742                 ((0x80 << 24)|(0x30 << 16)|(0xf2 << 8)|0x0c),
6743                 ((0x6a << 24)|(0x42 << 16)|(0xb7 << 8)|0x3b),
6744                 ((0xbe << 24)|(0xac << 16)|(0x01 << 8)|0xfa)};
6745 
6746 static int
6747 qlnx_start_queues(qlnx_host_t *ha)
6748 {
6749         int				rc, tc, i, vport_id = 0,
6750 					drop_ttl0_flg = 1, vlan_removal_en = 1,
6751 					tx_switching = 0, hw_lro_enable = 0;
6752         struct ecore_dev		*cdev = &ha->cdev;
6753         struct ecore_rss_params		*rss_params = &ha->rss_params;
6754         struct qlnx_update_vport_params	vport_update_params;
6755         struct ifnet			*ifp;
6756         struct ecore_hwfn		*p_hwfn;
6757 	struct ecore_sge_tpa_params	tpa_params;
6758 	struct ecore_queue_start_common_params qparams;
6759         struct qlnx_fastpath		*fp;
6760 
6761 	ifp = ha->ifp;
6762 
6763 	QL_DPRINT1(ha, "Num RSS = %d\n", ha->num_rss);
6764 
6765         if (!ha->num_rss) {
6766 		QL_DPRINT1(ha, "Cannot update V-VPORT as active as there"
6767 			" are no Rx queues\n");
6768                 return -EINVAL;
6769         }
6770 
6771 #ifndef QLNX_SOFT_LRO
6772         hw_lro_enable = ifp->if_capenable & IFCAP_LRO;
6773 #endif /* #ifndef QLNX_SOFT_LRO */
6774 
6775         rc = qlnx_start_vport(cdev, vport_id, ifp->if_mtu, drop_ttl0_flg,
6776 			vlan_removal_en, tx_switching, hw_lro_enable);
6777 
6778         if (rc) {
6779                 QL_DPRINT1(ha, "Start V-PORT failed %d\n", rc);
6780                 return rc;
6781         }
6782 
6783 	QL_DPRINT2(ha, "Start vport ramrod passed, "
6784 		"vport_id = %d, MTU = %d, vlan_removal_en = %d\n",
6785 		vport_id, (int)(ifp->if_mtu + 0xe), vlan_removal_en);
6786 
6787         for_each_rss(i) {
6788 		struct ecore_rxq_start_ret_params rx_ret_params;
6789 		struct ecore_txq_start_ret_params tx_ret_params;
6790 
6791                 fp = &ha->fp_array[i];
6792         	p_hwfn = &cdev->hwfns[(fp->rss_id % cdev->num_hwfns)];
6793 
6794 		bzero(&qparams, sizeof(struct ecore_queue_start_common_params));
6795 		bzero(&rx_ret_params,
6796 			sizeof (struct ecore_rxq_start_ret_params));
6797 
6798 		qparams.queue_id = i ;
6799 		qparams.vport_id = vport_id;
6800 		qparams.stats_id = vport_id;
6801 		qparams.p_sb = fp->sb_info;
6802 		qparams.sb_idx = RX_PI;
6803 
6804 
6805 		rc = ecore_eth_rx_queue_start(p_hwfn,
6806 			p_hwfn->hw_info.opaque_fid,
6807 			&qparams,
6808 			fp->rxq->rx_buf_size,	/* bd_max_bytes */
6809 			/* bd_chain_phys_addr */
6810 			fp->rxq->rx_bd_ring.p_phys_addr,
6811 			/* cqe_pbl_addr */
6812 			ecore_chain_get_pbl_phys(&fp->rxq->rx_comp_ring),
6813 			/* cqe_pbl_size */
6814 			ecore_chain_get_page_cnt(&fp->rxq->rx_comp_ring),
6815 			&rx_ret_params);
6816 
6817                 if (rc) {
6818                 	QL_DPRINT1(ha, "Start RXQ #%d failed %d\n", i, rc);
6819                         return rc;
6820                 }
6821 
6822 		fp->rxq->hw_rxq_prod_addr	= rx_ret_params.p_prod;
6823 		fp->rxq->handle			= rx_ret_params.p_handle;
6824                 fp->rxq->hw_cons_ptr		=
6825 				&fp->sb_info->sb_virt->pi_array[RX_PI];
6826 
6827                 qlnx_update_rx_prod(p_hwfn, fp->rxq);
6828 
6829                 for (tc = 0; tc < ha->num_tc; tc++) {
6830                         struct qlnx_tx_queue *txq = fp->txq[tc];
6831 
6832 			bzero(&qparams,
6833 				sizeof(struct ecore_queue_start_common_params));
6834 			bzero(&tx_ret_params,
6835 				sizeof (struct ecore_txq_start_ret_params));
6836 
6837 			qparams.queue_id = txq->index / cdev->num_hwfns ;
6838 			qparams.vport_id = vport_id;
6839 			qparams.stats_id = vport_id;
6840 			qparams.p_sb = fp->sb_info;
6841 			qparams.sb_idx = TX_PI(tc);
6842 
6843 			rc = ecore_eth_tx_queue_start(p_hwfn,
6844 				p_hwfn->hw_info.opaque_fid,
6845 				&qparams, tc,
6846 				/* bd_chain_phys_addr */
6847 				ecore_chain_get_pbl_phys(&txq->tx_pbl),
6848 				ecore_chain_get_page_cnt(&txq->tx_pbl),
6849 				&tx_ret_params);
6850 
6851                         if (rc) {
6852                 		QL_DPRINT1(ha, "Start TXQ #%d failed %d\n",
6853 					   txq->index, rc);
6854                                 return rc;
6855                         }
6856 
6857 			txq->doorbell_addr = tx_ret_params.p_doorbell;
6858 			txq->handle = tx_ret_params.p_handle;
6859 
6860                         txq->hw_cons_ptr =
6861                                 &fp->sb_info->sb_virt->pi_array[TX_PI(tc)];
6862                         SET_FIELD(txq->tx_db.data.params,
6863                                   ETH_DB_DATA_DEST, DB_DEST_XCM);
6864                         SET_FIELD(txq->tx_db.data.params, ETH_DB_DATA_AGG_CMD,
6865                                   DB_AGG_CMD_SET);
6866                         SET_FIELD(txq->tx_db.data.params,
6867                                   ETH_DB_DATA_AGG_VAL_SEL,
6868                                   DQ_XCM_ETH_TX_BD_PROD_CMD);
6869 
6870                         txq->tx_db.data.agg_flags = DQ_XCM_ETH_DQ_CF_CMD;
6871                 }
6872         }
6873 
6874         /* Fill struct with RSS params */
6875         if (ha->num_rss > 1) {
6876                 rss_params->update_rss_config = 1;
6877                 rss_params->rss_enable = 1;
6878                 rss_params->update_rss_capabilities = 1;
6879                 rss_params->update_rss_ind_table = 1;
6880                 rss_params->update_rss_key = 1;
6881                 rss_params->rss_caps = ECORE_RSS_IPV4 | ECORE_RSS_IPV6 |
6882                                        ECORE_RSS_IPV4_TCP | ECORE_RSS_IPV6_TCP;
6883                 rss_params->rss_table_size_log = 7; /* 2^7 = 128 */
6884 
6885                 for (i = 0; i < ECORE_RSS_IND_TABLE_SIZE; i++) {
6886                 	fp = &ha->fp_array[(i % ha->num_rss)];
6887                         rss_params->rss_ind_table[i] = fp->rxq->handle;
6888 		}
6889 
6890                 for (i = 0; i < ECORE_RSS_KEY_SIZE; i++)
6891 			rss_params->rss_key[i] = (__le32)qlnx_hash_key[i];
6892 
6893         } else {
6894                 memset(rss_params, 0, sizeof(*rss_params));
6895         }
6896 
6897         /* Prepare and send the vport enable */
6898         memset(&vport_update_params, 0, sizeof(vport_update_params));
6899         vport_update_params.vport_id = vport_id;
6900         vport_update_params.update_vport_active_tx_flg = 1;
6901         vport_update_params.vport_active_tx_flg = 1;
6902         vport_update_params.update_vport_active_rx_flg = 1;
6903         vport_update_params.vport_active_rx_flg = 1;
6904         vport_update_params.rss_params = rss_params;
6905         vport_update_params.update_inner_vlan_removal_flg = 1;
6906         vport_update_params.inner_vlan_removal_flg = 1;
6907 
6908 	if (hw_lro_enable) {
6909 		memset(&tpa_params, 0, sizeof (struct ecore_sge_tpa_params));
6910 
6911 		tpa_params.max_buffers_per_cqe = QLNX_TPA_MAX_AGG_BUFFERS;
6912 
6913 		tpa_params.update_tpa_en_flg = 1;
6914 		tpa_params.tpa_ipv4_en_flg = 1;
6915 		tpa_params.tpa_ipv6_en_flg = 1;
6916 
6917 		tpa_params.update_tpa_param_flg = 1;
6918 		tpa_params.tpa_pkt_split_flg = 0;
6919 		tpa_params.tpa_hdr_data_split_flg = 0;
6920 		tpa_params.tpa_gro_consistent_flg = 0;
6921 		tpa_params.tpa_max_aggs_num = ETH_TPA_MAX_AGGS_NUM;
6922 		tpa_params.tpa_max_size = (uint16_t)(-1);
6923 		tpa_params.tpa_min_size_to_start = ifp->if_mtu/2;
6924 		tpa_params.tpa_min_size_to_cont = ifp->if_mtu/2;
6925 
6926 		vport_update_params.sge_tpa_params = &tpa_params;
6927 	}
6928 
6929         rc = qlnx_update_vport(cdev, &vport_update_params);
6930         if (rc) {
6931 		QL_DPRINT1(ha, "Update V-PORT failed %d\n", rc);
6932                 return rc;
6933         }
6934 
6935         return 0;
6936 }
6937 
6938 static int
6939 qlnx_drain_txq(qlnx_host_t *ha, struct qlnx_fastpath *fp,
6940 	struct qlnx_tx_queue *txq)
6941 {
6942 	uint16_t	hw_bd_cons;
6943 	uint16_t	ecore_cons_idx;
6944 
6945 	QL_DPRINT2(ha, "enter\n");
6946 
6947 	hw_bd_cons = le16toh(*txq->hw_cons_ptr);
6948 
6949 	while (hw_bd_cons !=
6950 		(ecore_cons_idx = ecore_chain_get_cons_idx(&txq->tx_pbl))) {
6951 		mtx_lock(&fp->tx_mtx);
6952 
6953 		(void)qlnx_tx_int(ha, fp, txq);
6954 
6955 		mtx_unlock(&fp->tx_mtx);
6956 
6957 		qlnx_mdelay(__func__, 2);
6958 
6959 		hw_bd_cons = le16toh(*txq->hw_cons_ptr);
6960 	}
6961 
6962 	QL_DPRINT2(ha, "[%d, %d]: done\n", fp->rss_id, txq->index);
6963 
6964         return 0;
6965 }
6966 
6967 static int
6968 qlnx_stop_queues(qlnx_host_t *ha)
6969 {
6970         struct qlnx_update_vport_params	vport_update_params;
6971         struct ecore_dev		*cdev;
6972         struct qlnx_fastpath		*fp;
6973         int				rc, tc, i;
6974 
6975         cdev = &ha->cdev;
6976 
6977         /* Disable the vport */
6978 
6979         memset(&vport_update_params, 0, sizeof(vport_update_params));
6980 
6981         vport_update_params.vport_id = 0;
6982         vport_update_params.update_vport_active_tx_flg = 1;
6983         vport_update_params.vport_active_tx_flg = 0;
6984         vport_update_params.update_vport_active_rx_flg = 1;
6985         vport_update_params.vport_active_rx_flg = 0;
6986         vport_update_params.rss_params = &ha->rss_params;
6987         vport_update_params.rss_params->update_rss_config = 0;
6988         vport_update_params.rss_params->rss_enable = 0;
6989         vport_update_params.update_inner_vlan_removal_flg = 0;
6990         vport_update_params.inner_vlan_removal_flg = 0;
6991 
6992 	QL_DPRINT1(ha, "Update vport ID= %d\n", vport_update_params.vport_id);
6993 
6994         rc = qlnx_update_vport(cdev, &vport_update_params);
6995         if (rc) {
6996 		QL_DPRINT1(ha, "Failed to update vport\n");
6997                 return rc;
6998         }
6999 
7000         /* Flush Tx queues. If needed, request drain from MCP */
7001         for_each_rss(i) {
7002                 fp = &ha->fp_array[i];
7003 
7004                 for (tc = 0; tc < ha->num_tc; tc++) {
7005                         struct qlnx_tx_queue *txq = fp->txq[tc];
7006 
7007                         rc = qlnx_drain_txq(ha, fp, txq);
7008                         if (rc)
7009                                 return rc;
7010                 }
7011         }
7012 
7013         /* Stop all Queues in reverse order*/
7014         for (i = ha->num_rss - 1; i >= 0; i--) {
7015 		struct ecore_hwfn *p_hwfn = &cdev->hwfns[(i % cdev->num_hwfns)];
7016 
7017                 fp = &ha->fp_array[i];
7018 
7019                 /* Stop the Tx Queue(s)*/
7020                 for (tc = 0; tc < ha->num_tc; tc++) {
7021 			int tx_queue_id;
7022 
7023 			tx_queue_id = tc * ha->num_rss + i;
7024 			rc = ecore_eth_tx_queue_stop(p_hwfn,
7025 					fp->txq[tc]->handle);
7026 
7027                         if (rc) {
7028 				QL_DPRINT1(ha, "Failed to stop TXQ #%d\n",
7029 					   tx_queue_id);
7030                                 return rc;
7031                         }
7032                 }
7033 
7034                 /* Stop the Rx Queue*/
7035 		rc = ecore_eth_rx_queue_stop(p_hwfn, fp->rxq->handle, false,
7036 				false);
7037                 if (rc) {
7038                         QL_DPRINT1(ha, "Failed to stop RXQ #%d\n", i);
7039                         return rc;
7040                 }
7041         }
7042 
7043         /* Stop the vport */
7044 	for_each_hwfn(cdev, i) {
7045 		struct ecore_hwfn *p_hwfn = &cdev->hwfns[i];
7046 
7047 		rc = ecore_sp_vport_stop(p_hwfn, p_hwfn->hw_info.opaque_fid, 0);
7048 
7049 		if (rc) {
7050                         QL_DPRINT1(ha, "Failed to stop VPORT\n");
7051 			return rc;
7052 		}
7053 	}
7054 
7055         return rc;
7056 }
7057 
7058 static int
7059 qlnx_set_ucast_rx_mac(qlnx_host_t *ha,
7060 	enum ecore_filter_opcode opcode,
7061 	unsigned char mac[ETH_ALEN])
7062 {
7063 	struct ecore_filter_ucast	ucast;
7064 	struct ecore_dev		*cdev;
7065 	int				rc;
7066 
7067 	cdev = &ha->cdev;
7068 
7069 	bzero(&ucast, sizeof(struct ecore_filter_ucast));
7070 
7071         ucast.opcode = opcode;
7072         ucast.type = ECORE_FILTER_MAC;
7073         ucast.is_rx_filter = 1;
7074         ucast.vport_to_add_to = 0;
7075         memcpy(&ucast.mac[0], mac, ETH_ALEN);
7076 
7077 	rc = ecore_filter_ucast_cmd(cdev, &ucast, ECORE_SPQ_MODE_CB, NULL);
7078 
7079         return (rc);
7080 }
7081 
7082 static int
7083 qlnx_remove_all_ucast_mac(qlnx_host_t *ha)
7084 {
7085 	struct ecore_filter_ucast	ucast;
7086 	struct ecore_dev		*cdev;
7087 	int				rc;
7088 
7089 	bzero(&ucast, sizeof(struct ecore_filter_ucast));
7090 
7091 	ucast.opcode = ECORE_FILTER_REPLACE;
7092 	ucast.type = ECORE_FILTER_MAC;
7093 	ucast.is_rx_filter = 1;
7094 
7095 	cdev = &ha->cdev;
7096 
7097 	rc = ecore_filter_ucast_cmd(cdev, &ucast, ECORE_SPQ_MODE_CB, NULL);
7098 
7099 	return (rc);
7100 }
7101 
7102 static int
7103 qlnx_remove_all_mcast_mac(qlnx_host_t *ha)
7104 {
7105 	struct ecore_filter_mcast	*mcast;
7106 	struct ecore_dev		*cdev;
7107 	int				rc, i;
7108 
7109 	cdev = &ha->cdev;
7110 
7111 	mcast = &ha->ecore_mcast;
7112 	bzero(mcast, sizeof(struct ecore_filter_mcast));
7113 
7114 	mcast->opcode = ECORE_FILTER_REMOVE;
7115 
7116 	for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
7117 		if (ha->mcast[i].addr[0] || ha->mcast[i].addr[1] ||
7118 			ha->mcast[i].addr[2] || ha->mcast[i].addr[3] ||
7119 			ha->mcast[i].addr[4] || ha->mcast[i].addr[5]) {
7120 			memcpy(&mcast->mac[i][0], &ha->mcast[i].addr[0], ETH_ALEN);
7121 			mcast->num_mc_addrs++;
7122 		}
7123 	}
7124 	mcast = &ha->ecore_mcast;
7125 
7126 	rc = ecore_filter_mcast_cmd(cdev, mcast, ECORE_SPQ_MODE_CB, NULL);
7127 
7128 	bzero(ha->mcast, (sizeof(qlnx_mcast_t) * QLNX_MAX_NUM_MULTICAST_ADDRS));
7129 	ha->nmcast = 0;
7130 
7131 	return (rc);
7132 }
7133 
7134 static int
7135 qlnx_clean_filters(qlnx_host_t *ha)
7136 {
7137         int	rc = 0;
7138 
7139 	/* Remove all unicast macs */
7140 	rc = qlnx_remove_all_ucast_mac(ha);
7141 	if (rc)
7142 		return rc;
7143 
7144 	/* Remove all multicast macs */
7145 	rc = qlnx_remove_all_mcast_mac(ha);
7146 	if (rc)
7147 		return rc;
7148 
7149         rc = qlnx_set_ucast_rx_mac(ha, ECORE_FILTER_FLUSH, ha->primary_mac);
7150 
7151         return (rc);
7152 }
7153 
7154 static int
7155 qlnx_set_rx_accept_filter(qlnx_host_t *ha, uint8_t filter)
7156 {
7157 	struct ecore_filter_accept_flags	accept;
7158 	int					rc = 0;
7159 	struct ecore_dev			*cdev;
7160 
7161 	cdev = &ha->cdev;
7162 
7163 	bzero(&accept, sizeof(struct ecore_filter_accept_flags));
7164 
7165 	accept.update_rx_mode_config = 1;
7166 	accept.rx_accept_filter = filter;
7167 
7168 	accept.update_tx_mode_config = 1;
7169 	accept.tx_accept_filter = ECORE_ACCEPT_UCAST_MATCHED |
7170 		ECORE_ACCEPT_MCAST_MATCHED | ECORE_ACCEPT_BCAST;
7171 
7172 	rc = ecore_filter_accept_cmd(cdev, 0, accept, false, false,
7173 			ECORE_SPQ_MODE_CB, NULL);
7174 
7175 	return (rc);
7176 }
7177 
7178 static int
7179 qlnx_set_rx_mode(qlnx_host_t *ha)
7180 {
7181 	int	rc = 0;
7182 	uint8_t	filter;
7183 
7184 	rc = qlnx_set_ucast_rx_mac(ha, ECORE_FILTER_REPLACE, ha->primary_mac);
7185         if (rc)
7186                 return rc;
7187 
7188 	rc = qlnx_remove_all_mcast_mac(ha);
7189         if (rc)
7190                 return rc;
7191 
7192 	filter = ECORE_ACCEPT_UCAST_MATCHED |
7193 			ECORE_ACCEPT_MCAST_MATCHED |
7194 			ECORE_ACCEPT_BCAST;
7195 
7196 	if (qlnx_vf_device(ha) == 0) {
7197 		filter |= ECORE_ACCEPT_UCAST_UNMATCHED;
7198 		filter |= ECORE_ACCEPT_MCAST_UNMATCHED;
7199 	}
7200 	ha->filter = filter;
7201 
7202 	rc = qlnx_set_rx_accept_filter(ha, filter);
7203 
7204 	return (rc);
7205 }
7206 
7207 static int
7208 qlnx_set_link(qlnx_host_t *ha, bool link_up)
7209 {
7210         int			i, rc = 0;
7211 	struct ecore_dev	*cdev;
7212 	struct ecore_hwfn	*hwfn;
7213 	struct ecore_ptt	*ptt;
7214 
7215 	if (qlnx_vf_device(ha) == 0)
7216 		return (0);
7217 
7218 	cdev = &ha->cdev;
7219 
7220         for_each_hwfn(cdev, i) {
7221                 hwfn = &cdev->hwfns[i];
7222 
7223                 ptt = ecore_ptt_acquire(hwfn);
7224        	        if (!ptt)
7225                         return -EBUSY;
7226 
7227                 rc = ecore_mcp_set_link(hwfn, ptt, link_up);
7228 
7229                 ecore_ptt_release(hwfn, ptt);
7230 
7231                 if (rc)
7232                         return rc;
7233         }
7234         return (rc);
7235 }
7236 
7237 #if __FreeBSD_version >= 1100000
7238 static uint64_t
7239 qlnx_get_counter(if_t ifp, ift_counter cnt)
7240 {
7241 	qlnx_host_t *ha;
7242 	uint64_t count;
7243 
7244         ha = (qlnx_host_t *)if_getsoftc(ifp);
7245 
7246         switch (cnt) {
7247         case IFCOUNTER_IPACKETS:
7248 		count = ha->hw_stats.common.rx_ucast_pkts +
7249 			ha->hw_stats.common.rx_mcast_pkts +
7250 			ha->hw_stats.common.rx_bcast_pkts;
7251 		break;
7252 
7253         case IFCOUNTER_IERRORS:
7254 		count = ha->hw_stats.common.rx_crc_errors +
7255 			ha->hw_stats.common.rx_align_errors +
7256 			ha->hw_stats.common.rx_oversize_packets +
7257 			ha->hw_stats.common.rx_undersize_packets;
7258 		break;
7259 
7260         case IFCOUNTER_OPACKETS:
7261 		count = ha->hw_stats.common.tx_ucast_pkts +
7262 			ha->hw_stats.common.tx_mcast_pkts +
7263 			ha->hw_stats.common.tx_bcast_pkts;
7264 		break;
7265 
7266         case IFCOUNTER_OERRORS:
7267                 count = ha->hw_stats.common.tx_err_drop_pkts;
7268 		break;
7269 
7270         case IFCOUNTER_COLLISIONS:
7271                 return (0);
7272 
7273         case IFCOUNTER_IBYTES:
7274 		count = ha->hw_stats.common.rx_ucast_bytes +
7275 			ha->hw_stats.common.rx_mcast_bytes +
7276 			ha->hw_stats.common.rx_bcast_bytes;
7277 		break;
7278 
7279         case IFCOUNTER_OBYTES:
7280 		count = ha->hw_stats.common.tx_ucast_bytes +
7281 			ha->hw_stats.common.tx_mcast_bytes +
7282 			ha->hw_stats.common.tx_bcast_bytes;
7283 		break;
7284 
7285         case IFCOUNTER_IMCASTS:
7286 		count = ha->hw_stats.common.rx_mcast_bytes;
7287 		break;
7288 
7289         case IFCOUNTER_OMCASTS:
7290 		count = ha->hw_stats.common.tx_mcast_bytes;
7291 		break;
7292 
7293         case IFCOUNTER_IQDROPS:
7294         case IFCOUNTER_OQDROPS:
7295         case IFCOUNTER_NOPROTO:
7296 
7297         default:
7298                 return (if_get_counter_default(ifp, cnt));
7299         }
7300 	return (count);
7301 }
7302 #endif
7303 
7304 static void
7305 qlnx_timer(void *arg)
7306 {
7307 	qlnx_host_t	*ha;
7308 
7309 	ha = (qlnx_host_t *)arg;
7310 
7311 	if (ha->error_recovery) {
7312 		ha->error_recovery = 0;
7313 		taskqueue_enqueue(ha->err_taskqueue, &ha->err_task);
7314 		return;
7315 	}
7316 
7317        	ecore_get_vport_stats(&ha->cdev, &ha->hw_stats);
7318 
7319 	if (ha->storm_stats_gather)
7320 		qlnx_sample_storm_stats(ha);
7321 
7322 	callout_reset(&ha->qlnx_callout, hz, qlnx_timer, ha);
7323 
7324 	return;
7325 }
7326 
7327 static int
7328 qlnx_load(qlnx_host_t *ha)
7329 {
7330 	int			i;
7331 	int			rc = 0;
7332 	struct ecore_dev	*cdev;
7333         device_t		dev;
7334 
7335 	cdev = &ha->cdev;
7336         dev = ha->pci_dev;
7337 
7338 	QL_DPRINT2(ha, "enter\n");
7339 
7340         rc = qlnx_alloc_mem_arrays(ha);
7341         if (rc)
7342                 goto qlnx_load_exit0;
7343 
7344         qlnx_init_fp(ha);
7345 
7346         rc = qlnx_alloc_mem_load(ha);
7347         if (rc)
7348                 goto qlnx_load_exit1;
7349 
7350         QL_DPRINT2(ha, "Allocated %d RSS queues on %d TC/s\n",
7351 		   ha->num_rss, ha->num_tc);
7352 
7353 	for (i = 0; i < ha->num_rss; i++) {
7354 		if ((rc = bus_setup_intr(dev, ha->irq_vec[i].irq,
7355                         (INTR_TYPE_NET | INTR_MPSAFE),
7356                         NULL, qlnx_fp_isr, &ha->irq_vec[i],
7357                         &ha->irq_vec[i].handle))) {
7358                         QL_DPRINT1(ha, "could not setup interrupt\n");
7359                         goto qlnx_load_exit2;
7360 		}
7361 
7362 		QL_DPRINT2(ha, "rss_id = %d irq_rid %d \
7363 			 irq %p handle %p\n", i,
7364 			ha->irq_vec[i].irq_rid,
7365 			ha->irq_vec[i].irq, ha->irq_vec[i].handle);
7366 
7367 		bus_bind_intr(dev, ha->irq_vec[i].irq, (i % mp_ncpus));
7368 	}
7369 
7370         rc = qlnx_start_queues(ha);
7371         if (rc)
7372                 goto qlnx_load_exit2;
7373 
7374         QL_DPRINT2(ha, "Start VPORT, RXQ and TXQ succeeded\n");
7375 
7376         /* Add primary mac and set Rx filters */
7377         rc = qlnx_set_rx_mode(ha);
7378         if (rc)
7379                 goto qlnx_load_exit2;
7380 
7381         /* Ask for link-up using current configuration */
7382 	qlnx_set_link(ha, true);
7383 
7384 	if (qlnx_vf_device(ha) == 0)
7385 		qlnx_link_update(&ha->cdev.hwfns[0]);
7386 
7387         ha->state = QLNX_STATE_OPEN;
7388 
7389 	bzero(&ha->hw_stats, sizeof(struct ecore_eth_stats));
7390 
7391 	if (ha->flags.callout_init)
7392         	callout_reset(&ha->qlnx_callout, hz, qlnx_timer, ha);
7393 
7394         goto qlnx_load_exit0;
7395 
7396 qlnx_load_exit2:
7397         qlnx_free_mem_load(ha);
7398 
7399 qlnx_load_exit1:
7400         ha->num_rss = 0;
7401 
7402 qlnx_load_exit0:
7403 	QL_DPRINT2(ha, "exit [%d]\n", rc);
7404         return rc;
7405 }
7406 
7407 static void
7408 qlnx_drain_soft_lro(qlnx_host_t *ha)
7409 {
7410 #ifdef QLNX_SOFT_LRO
7411 
7412 	struct ifnet	*ifp;
7413 	int		i;
7414 
7415 	ifp = ha->ifp;
7416 
7417 	if (ifp->if_capenable & IFCAP_LRO) {
7418 	        for (i = 0; i < ha->num_rss; i++) {
7419 			struct qlnx_fastpath *fp = &ha->fp_array[i];
7420 			struct lro_ctrl *lro;
7421 
7422 			lro = &fp->rxq->lro;
7423 
7424 #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO)
7425 
7426 			tcp_lro_flush_all(lro);
7427 
7428 #else
7429 			struct lro_entry *queued;
7430 
7431 			while ((!SLIST_EMPTY(&lro->lro_active))){
7432 				queued = SLIST_FIRST(&lro->lro_active);
7433 				SLIST_REMOVE_HEAD(&lro->lro_active, next);
7434 				tcp_lro_flush(lro, queued);
7435 			}
7436 
7437 #endif /* #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO) */
7438                 }
7439 	}
7440 
7441 #endif /* #ifdef QLNX_SOFT_LRO */
7442 
7443 	return;
7444 }
7445 
7446 static void
7447 qlnx_unload(qlnx_host_t *ha)
7448 {
7449 	struct ecore_dev	*cdev;
7450         device_t		dev;
7451 	int			i;
7452 
7453 	cdev = &ha->cdev;
7454         dev = ha->pci_dev;
7455 
7456 	QL_DPRINT2(ha, "enter\n");
7457         QL_DPRINT1(ha, " QLNX STATE = %d\n",ha->state);
7458 
7459 	if (ha->state == QLNX_STATE_OPEN) {
7460 		qlnx_set_link(ha, false);
7461 		qlnx_clean_filters(ha);
7462 		qlnx_stop_queues(ha);
7463 		ecore_hw_stop_fastpath(cdev);
7464 
7465 		for (i = 0; i < ha->num_rss; i++) {
7466 			if (ha->irq_vec[i].handle) {
7467 				(void)bus_teardown_intr(dev,
7468 					ha->irq_vec[i].irq,
7469 					ha->irq_vec[i].handle);
7470 				ha->irq_vec[i].handle = NULL;
7471 			}
7472 		}
7473 
7474 		qlnx_drain_fp_taskqueues(ha);
7475 		qlnx_drain_soft_lro(ha);
7476         	qlnx_free_mem_load(ha);
7477 	}
7478 
7479 	if (ha->flags.callout_init)
7480 		callout_drain(&ha->qlnx_callout);
7481 
7482 	qlnx_mdelay(__func__, 1000);
7483 
7484         ha->state = QLNX_STATE_CLOSED;
7485 
7486 	QL_DPRINT2(ha, "exit\n");
7487 	return;
7488 }
7489 
7490 static int
7491 qlnx_grc_dumpsize(qlnx_host_t *ha, uint32_t *num_dwords, int hwfn_index)
7492 {
7493 	int			rval = -1;
7494 	struct ecore_hwfn	*p_hwfn;
7495 	struct ecore_ptt	*p_ptt;
7496 
7497 	ecore_dbg_set_app_ver(ecore_dbg_get_fw_func_ver());
7498 
7499 	p_hwfn = &ha->cdev.hwfns[hwfn_index];
7500 	p_ptt = ecore_ptt_acquire(p_hwfn);
7501 
7502         if (!p_ptt) {
7503 		QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
7504                 return (rval);
7505         }
7506 
7507         rval = ecore_dbg_grc_get_dump_buf_size(p_hwfn, p_ptt, num_dwords);
7508 
7509 	if (rval == DBG_STATUS_OK)
7510                 rval = 0;
7511         else {
7512 		QL_DPRINT1(ha, "ecore_dbg_grc_get_dump_buf_size failed"
7513 			"[0x%x]\n", rval);
7514 	}
7515 
7516         ecore_ptt_release(p_hwfn, p_ptt);
7517 
7518         return (rval);
7519 }
7520 
7521 static int
7522 qlnx_idle_chk_size(qlnx_host_t *ha, uint32_t *num_dwords, int hwfn_index)
7523 {
7524 	int			rval = -1;
7525 	struct ecore_hwfn	*p_hwfn;
7526 	struct ecore_ptt	*p_ptt;
7527 
7528 	ecore_dbg_set_app_ver(ecore_dbg_get_fw_func_ver());
7529 
7530 	p_hwfn = &ha->cdev.hwfns[hwfn_index];
7531 	p_ptt = ecore_ptt_acquire(p_hwfn);
7532 
7533         if (!p_ptt) {
7534 		QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
7535                 return (rval);
7536         }
7537 
7538         rval = ecore_dbg_idle_chk_get_dump_buf_size(p_hwfn, p_ptt, num_dwords);
7539 
7540 	if (rval == DBG_STATUS_OK)
7541                 rval = 0;
7542         else {
7543 		QL_DPRINT1(ha, "ecore_dbg_idle_chk_get_dump_buf_size failed"
7544 			" [0x%x]\n", rval);
7545 	}
7546 
7547         ecore_ptt_release(p_hwfn, p_ptt);
7548 
7549         return (rval);
7550 }
7551 
7552 static void
7553 qlnx_sample_storm_stats(qlnx_host_t *ha)
7554 {
7555         int			i, index;
7556         struct ecore_dev	*cdev;
7557 	qlnx_storm_stats_t	*s_stats;
7558 	uint32_t		reg;
7559         struct ecore_ptt	*p_ptt;
7560         struct ecore_hwfn	*hwfn;
7561 
7562 	if (ha->storm_stats_index >= QLNX_STORM_STATS_SAMPLES_PER_HWFN) {
7563 		ha->storm_stats_gather = 0;
7564 		return;
7565 	}
7566 
7567         cdev = &ha->cdev;
7568 
7569         for_each_hwfn(cdev, i) {
7570                 hwfn = &cdev->hwfns[i];
7571 
7572                 p_ptt = ecore_ptt_acquire(hwfn);
7573                 if (!p_ptt)
7574                         return;
7575 
7576 		index = ha->storm_stats_index +
7577 				(i * QLNX_STORM_STATS_SAMPLES_PER_HWFN);
7578 
7579 		s_stats = &ha->storm_stats[index];
7580 
7581 		/* XSTORM */
7582 		reg = XSEM_REG_FAST_MEMORY +
7583 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7584 		s_stats->xstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7585 
7586 		reg = XSEM_REG_FAST_MEMORY +
7587 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7588 		s_stats->xstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7589 
7590 		reg = XSEM_REG_FAST_MEMORY +
7591 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7592 		s_stats->xstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7593 
7594 		reg = XSEM_REG_FAST_MEMORY +
7595 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7596 		s_stats->xstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7597 
7598 		/* YSTORM */
7599 		reg = YSEM_REG_FAST_MEMORY +
7600 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7601 		s_stats->ystorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7602 
7603 		reg = YSEM_REG_FAST_MEMORY +
7604 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7605 		s_stats->ystorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7606 
7607 		reg = YSEM_REG_FAST_MEMORY +
7608 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7609 		s_stats->ystorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7610 
7611 		reg = YSEM_REG_FAST_MEMORY +
7612 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7613 		s_stats->ystorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7614 
7615 		/* PSTORM */
7616 		reg = PSEM_REG_FAST_MEMORY +
7617 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7618 		s_stats->pstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7619 
7620 		reg = PSEM_REG_FAST_MEMORY +
7621 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7622 		s_stats->pstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7623 
7624 		reg = PSEM_REG_FAST_MEMORY +
7625 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7626 		s_stats->pstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7627 
7628 		reg = PSEM_REG_FAST_MEMORY +
7629 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7630 		s_stats->pstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7631 
7632 		/* TSTORM */
7633 		reg = TSEM_REG_FAST_MEMORY +
7634 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7635 		s_stats->tstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7636 
7637 		reg = TSEM_REG_FAST_MEMORY +
7638 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7639 		s_stats->tstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7640 
7641 		reg = TSEM_REG_FAST_MEMORY +
7642 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7643 		s_stats->tstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7644 
7645 		reg = TSEM_REG_FAST_MEMORY +
7646 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7647 		s_stats->tstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7648 
7649 		/* MSTORM */
7650 		reg = MSEM_REG_FAST_MEMORY +
7651 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7652 		s_stats->mstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7653 
7654 		reg = MSEM_REG_FAST_MEMORY +
7655 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7656 		s_stats->mstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7657 
7658 		reg = MSEM_REG_FAST_MEMORY +
7659 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7660 		s_stats->mstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7661 
7662 		reg = MSEM_REG_FAST_MEMORY +
7663 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7664 		s_stats->mstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7665 
7666 		/* USTORM */
7667 		reg = USEM_REG_FAST_MEMORY +
7668 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7669 		s_stats->ustorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7670 
7671 		reg = USEM_REG_FAST_MEMORY +
7672 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7673 		s_stats->ustorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7674 
7675 		reg = USEM_REG_FAST_MEMORY +
7676 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7677 		s_stats->ustorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7678 
7679 		reg = USEM_REG_FAST_MEMORY +
7680 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7681 		s_stats->ustorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7682 
7683                 ecore_ptt_release(hwfn, p_ptt);
7684         }
7685 
7686 	ha->storm_stats_index++;
7687 
7688         return;
7689 }
7690 
7691 /*
7692  * Name: qlnx_dump_buf8
7693  * Function: dumps a buffer as bytes
7694  */
7695 static void
7696 qlnx_dump_buf8(qlnx_host_t *ha, const char *msg, void *dbuf, uint32_t len)
7697 {
7698         device_t	dev;
7699         uint32_t	i = 0;
7700         uint8_t		*buf;
7701 
7702         dev = ha->pci_dev;
7703         buf = dbuf;
7704 
7705         device_printf(dev, "%s: %s 0x%x dump start\n", __func__, msg, len);
7706 
7707         while (len >= 16) {
7708                 device_printf(dev,"0x%08x:"
7709                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7710                         " %02x %02x %02x %02x %02x %02x %02x %02x\n", i,
7711                         buf[0], buf[1], buf[2], buf[3],
7712                         buf[4], buf[5], buf[6], buf[7],
7713                         buf[8], buf[9], buf[10], buf[11],
7714                         buf[12], buf[13], buf[14], buf[15]);
7715                 i += 16;
7716                 len -= 16;
7717                 buf += 16;
7718         }
7719         switch (len) {
7720         case 1:
7721                 device_printf(dev,"0x%08x: %02x\n", i, buf[0]);
7722                 break;
7723         case 2:
7724                 device_printf(dev,"0x%08x: %02x %02x\n", i, buf[0], buf[1]);
7725                 break;
7726         case 3:
7727                 device_printf(dev,"0x%08x: %02x %02x %02x\n",
7728                         i, buf[0], buf[1], buf[2]);
7729                 break;
7730         case 4:
7731                 device_printf(dev,"0x%08x: %02x %02x %02x %02x\n", i,
7732                         buf[0], buf[1], buf[2], buf[3]);
7733                 break;
7734         case 5:
7735                 device_printf(dev,"0x%08x:"
7736                         " %02x %02x %02x %02x %02x\n", i,
7737                         buf[0], buf[1], buf[2], buf[3], buf[4]);
7738                 break;
7739         case 6:
7740                 device_printf(dev,"0x%08x:"
7741                         " %02x %02x %02x %02x %02x %02x\n", i,
7742                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]);
7743                 break;
7744         case 7:
7745                 device_printf(dev,"0x%08x:"
7746                         " %02x %02x %02x %02x %02x %02x %02x\n", i,
7747                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6]);
7748                 break;
7749         case 8:
7750                 device_printf(dev,"0x%08x:"
7751                         " %02x %02x %02x %02x %02x %02x %02x %02x\n", i,
7752                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7753                         buf[7]);
7754                 break;
7755         case 9:
7756                 device_printf(dev,"0x%08x:"
7757                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7758                         " %02x\n", i,
7759                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7760                         buf[7], buf[8]);
7761                 break;
7762         case 10:
7763                 device_printf(dev,"0x%08x:"
7764                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7765                         " %02x %02x\n", i,
7766                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7767                         buf[7], buf[8], buf[9]);
7768                 break;
7769         case 11:
7770                 device_printf(dev,"0x%08x:"
7771                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7772                         " %02x %02x %02x\n", i,
7773                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7774                         buf[7], buf[8], buf[9], buf[10]);
7775                 break;
7776         case 12:
7777                 device_printf(dev,"0x%08x:"
7778                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7779                         " %02x %02x %02x %02x\n", i,
7780                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7781                         buf[7], buf[8], buf[9], buf[10], buf[11]);
7782                 break;
7783         case 13:
7784                 device_printf(dev,"0x%08x:"
7785                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7786                         " %02x %02x %02x %02x %02x\n", i,
7787                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7788                         buf[7], buf[8], buf[9], buf[10], buf[11], buf[12]);
7789                 break;
7790         case 14:
7791                 device_printf(dev,"0x%08x:"
7792                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7793                         " %02x %02x %02x %02x %02x %02x\n", i,
7794                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7795                         buf[7], buf[8], buf[9], buf[10], buf[11], buf[12],
7796                         buf[13]);
7797                 break;
7798         case 15:
7799                 device_printf(dev,"0x%08x:"
7800                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7801                         " %02x %02x %02x %02x %02x %02x %02x\n", i,
7802                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7803                         buf[7], buf[8], buf[9], buf[10], buf[11], buf[12],
7804                         buf[13], buf[14]);
7805                 break;
7806         default:
7807                 break;
7808         }
7809 
7810         device_printf(dev, "%s: %s dump end\n", __func__, msg);
7811 
7812         return;
7813 }
7814 
7815 #ifdef CONFIG_ECORE_SRIOV
7816 
7817 static void
7818 __qlnx_osal_iov_vf_cleanup(struct ecore_hwfn *p_hwfn, uint8_t rel_vf_id)
7819 {
7820         struct ecore_public_vf_info *vf_info;
7821 
7822         vf_info = ecore_iov_get_public_vf_info(p_hwfn, rel_vf_id, false);
7823 
7824         if (!vf_info)
7825                 return;
7826 
7827         /* Clear the VF mac */
7828         memset(vf_info->forced_mac, 0, ETH_ALEN);
7829 
7830         vf_info->forced_vlan = 0;
7831 
7832 	return;
7833 }
7834 
7835 void
7836 qlnx_osal_iov_vf_cleanup(void *p_hwfn, uint8_t relative_vf_id)
7837 {
7838 	__qlnx_osal_iov_vf_cleanup(p_hwfn, relative_vf_id);
7839 	return;
7840 }
7841 
7842 static int
7843 __qlnx_iov_chk_ucast(struct ecore_hwfn *p_hwfn, int vfid,
7844 	struct ecore_filter_ucast *params)
7845 {
7846         struct ecore_public_vf_info *vf;
7847 
7848 	if (!ecore_iov_vf_has_vport_instance(p_hwfn, vfid)) {
7849 		QL_DPRINT1(((qlnx_host_t *)p_hwfn->p_dev),
7850 			"VF[%d] vport not initialized\n", vfid);
7851 		return ECORE_INVAL;
7852 	}
7853 
7854         vf = ecore_iov_get_public_vf_info(p_hwfn, vfid, true);
7855         if (!vf)
7856                 return -EINVAL;
7857 
7858         /* No real decision to make; Store the configured MAC */
7859         if (params->type == ECORE_FILTER_MAC ||
7860             params->type == ECORE_FILTER_MAC_VLAN)
7861                 memcpy(params->mac, vf->forced_mac, ETH_ALEN);
7862 
7863         return 0;
7864 }
7865 
7866 int
7867 qlnx_iov_chk_ucast(void *p_hwfn, int vfid, void *params)
7868 {
7869 	return (__qlnx_iov_chk_ucast(p_hwfn, vfid, params));
7870 }
7871 
7872 static int
7873 __qlnx_iov_update_vport(struct ecore_hwfn *hwfn, uint8_t vfid,
7874         struct ecore_sp_vport_update_params *params, uint16_t * tlvs)
7875 {
7876         uint8_t mask;
7877         struct ecore_filter_accept_flags *flags;
7878 
7879 	if (!ecore_iov_vf_has_vport_instance(hwfn, vfid)) {
7880 		QL_DPRINT1(((qlnx_host_t *)hwfn->p_dev),
7881 			"VF[%d] vport not initialized\n", vfid);
7882 		return ECORE_INVAL;
7883 	}
7884 
7885         /* Untrusted VFs can't even be trusted to know that fact.
7886          * Simply indicate everything is configured fine, and trace
7887          * configuration 'behind their back'.
7888          */
7889         mask = ECORE_ACCEPT_UCAST_UNMATCHED | ECORE_ACCEPT_MCAST_UNMATCHED;
7890         flags = &params->accept_flags;
7891         if (!(*tlvs & BIT(ECORE_IOV_VP_UPDATE_ACCEPT_PARAM)))
7892                 return 0;
7893 
7894         return 0;
7895 
7896 }
7897 int
7898 qlnx_iov_update_vport(void *hwfn, uint8_t vfid, void *params, uint16_t *tlvs)
7899 {
7900 	return(__qlnx_iov_update_vport(hwfn, vfid, params, tlvs));
7901 }
7902 
7903 static int
7904 qlnx_find_hwfn_index(struct ecore_hwfn *p_hwfn)
7905 {
7906 	int			i;
7907 	struct ecore_dev	*cdev;
7908 
7909 	cdev = p_hwfn->p_dev;
7910 
7911 	for (i = 0; i < cdev->num_hwfns; i++) {
7912 		if (&cdev->hwfns[i] == p_hwfn)
7913 			break;
7914 	}
7915 
7916 	if (i >= cdev->num_hwfns)
7917 		return (-1);
7918 
7919 	return (i);
7920 }
7921 
7922 static int
7923 __qlnx_pf_vf_msg(struct ecore_hwfn *p_hwfn, uint16_t rel_vf_id)
7924 {
7925 	qlnx_host_t *ha = (qlnx_host_t *)p_hwfn->p_dev;
7926 	int i;
7927 
7928 	QL_DPRINT2(ha, "ha = %p cdev = %p p_hwfn = %p rel_vf_id = %d\n",
7929 		ha, p_hwfn->p_dev, p_hwfn, rel_vf_id);
7930 
7931 	if ((i = qlnx_find_hwfn_index(p_hwfn)) == -1)
7932 		return (-1);
7933 
7934 	if (ha->sriov_task[i].pf_taskqueue != NULL) {
7935 		atomic_testandset_32(&ha->sriov_task[i].flags,
7936 			QLNX_SRIOV_TASK_FLAGS_VF_PF_MSG);
7937 
7938 		taskqueue_enqueue(ha->sriov_task[i].pf_taskqueue,
7939 			&ha->sriov_task[i].pf_task);
7940 	}
7941 
7942 	return (ECORE_SUCCESS);
7943 }
7944 
7945 int
7946 qlnx_pf_vf_msg(void *p_hwfn, uint16_t relative_vf_id)
7947 {
7948 	return (__qlnx_pf_vf_msg(p_hwfn, relative_vf_id));
7949 }
7950 
7951 static void
7952 __qlnx_vf_flr_update(struct ecore_hwfn *p_hwfn)
7953 {
7954 	qlnx_host_t *ha = (qlnx_host_t *)p_hwfn->p_dev;
7955 	int i;
7956 
7957 	if (!ha->sriov_initialized)
7958 		return;
7959 
7960 	QL_DPRINT2(ha,  "ha = %p cdev = %p p_hwfn = %p \n",
7961 		ha, p_hwfn->p_dev, p_hwfn);
7962 
7963 	if ((i = qlnx_find_hwfn_index(p_hwfn)) == -1)
7964 		return;
7965 
7966 	if (ha->sriov_task[i].pf_taskqueue != NULL) {
7967 		atomic_testandset_32(&ha->sriov_task[i].flags,
7968 			QLNX_SRIOV_TASK_FLAGS_VF_FLR_UPDATE);
7969 
7970 		taskqueue_enqueue(ha->sriov_task[i].pf_taskqueue,
7971 			&ha->sriov_task[i].pf_task);
7972 	}
7973 
7974 	return;
7975 }
7976 
7977 void
7978 qlnx_vf_flr_update(void *p_hwfn)
7979 {
7980 	__qlnx_vf_flr_update(p_hwfn);
7981 
7982 	return;
7983 }
7984 
7985 #ifndef QLNX_VF
7986 
7987 static void
7988 qlnx_vf_bulleting_update(struct ecore_hwfn *p_hwfn)
7989 {
7990 	qlnx_host_t *ha = (qlnx_host_t *)p_hwfn->p_dev;
7991 	int i;
7992 
7993 	QL_DPRINT2(ha,  "ha = %p cdev = %p p_hwfn = %p \n",
7994 		ha, p_hwfn->p_dev, p_hwfn);
7995 
7996 	if ((i = qlnx_find_hwfn_index(p_hwfn)) == -1)
7997 		return;
7998 
7999 	QL_DPRINT2(ha,  "ha = %p cdev = %p p_hwfn = %p i = %d\n",
8000 		ha, p_hwfn->p_dev, p_hwfn, i);
8001 
8002 	if (ha->sriov_task[i].pf_taskqueue != NULL) {
8003 		atomic_testandset_32(&ha->sriov_task[i].flags,
8004 			QLNX_SRIOV_TASK_FLAGS_BULLETIN_UPDATE);
8005 
8006 		taskqueue_enqueue(ha->sriov_task[i].pf_taskqueue,
8007 			&ha->sriov_task[i].pf_task);
8008 	}
8009 }
8010 
8011 static void
8012 qlnx_initialize_sriov(qlnx_host_t *ha)
8013 {
8014 	device_t	dev;
8015 	nvlist_t	*pf_schema, *vf_schema;
8016 	int		iov_error;
8017 
8018 	dev = ha->pci_dev;
8019 
8020 	pf_schema = pci_iov_schema_alloc_node();
8021 	vf_schema = pci_iov_schema_alloc_node();
8022 
8023 	pci_iov_schema_add_unicast_mac(vf_schema, "mac-addr", 0, NULL);
8024 	pci_iov_schema_add_bool(vf_schema, "allow-set-mac",
8025 		IOV_SCHEMA_HASDEFAULT, FALSE);
8026 	pci_iov_schema_add_bool(vf_schema, "allow-promisc",
8027 		IOV_SCHEMA_HASDEFAULT, FALSE);
8028 	pci_iov_schema_add_uint16(vf_schema, "num-queues",
8029 		IOV_SCHEMA_HASDEFAULT, 1);
8030 
8031 	iov_error = pci_iov_attach(dev, pf_schema, vf_schema);
8032 
8033 	if (iov_error != 0) {
8034 		ha->sriov_initialized = 0;
8035 	} else {
8036 		device_printf(dev, "SRIOV initialized\n");
8037 		ha->sriov_initialized = 1;
8038 	}
8039 
8040 	return;
8041 }
8042 
8043 static void
8044 qlnx_sriov_disable(qlnx_host_t *ha)
8045 {
8046 	struct ecore_dev *cdev;
8047 	int i, j;
8048 
8049 	cdev = &ha->cdev;
8050 
8051 	ecore_iov_set_vfs_to_disable(cdev, true);
8052 
8053 	for_each_hwfn(cdev, i) {
8054 		struct ecore_hwfn *hwfn = &cdev->hwfns[i];
8055 		struct ecore_ptt *ptt = ecore_ptt_acquire(hwfn);
8056 
8057 		if (!ptt) {
8058 			QL_DPRINT1(ha, "Failed to acquire ptt\n");
8059 			return;
8060 		}
8061 		/* Clean WFQ db and configure equal weight for all vports */
8062 		ecore_clean_wfq_db(hwfn, ptt);
8063 
8064 		ecore_for_each_vf(hwfn, j) {
8065 			int k = 0;
8066 
8067 			if (!ecore_iov_is_valid_vfid(hwfn, j, true, false))
8068 				continue;
8069 
8070 			if (ecore_iov_is_vf_started(hwfn, j)) {
8071 				/* Wait until VF is disabled before releasing */
8072 
8073 				for (k = 0; k < 100; k++) {
8074 					if (!ecore_iov_is_vf_stopped(hwfn, j)) {
8075 						qlnx_mdelay(__func__, 10);
8076 					} else
8077 						break;
8078 				}
8079 			}
8080 
8081 			if (k < 100)
8082 				ecore_iov_release_hw_for_vf(&cdev->hwfns[i],
8083                                                           ptt, j);
8084 			else {
8085 				QL_DPRINT1(ha,
8086 					"Timeout waiting for VF's FLR to end\n");
8087 			}
8088 		}
8089 		ecore_ptt_release(hwfn, ptt);
8090 	}
8091 
8092 	ecore_iov_set_vfs_to_disable(cdev, false);
8093 
8094 	return;
8095 }
8096 
8097 static void
8098 qlnx_sriov_enable_qid_config(struct ecore_hwfn *hwfn, u16 vfid,
8099 	struct ecore_iov_vf_init_params *params)
8100 {
8101         u16 base, i;
8102 
8103         /* Since we have an equal resource distribution per-VF, and we assume
8104          * PF has acquired the ECORE_PF_L2_QUE first queues, we start setting
8105          * sequentially from there.
8106          */
8107         base = FEAT_NUM(hwfn, ECORE_PF_L2_QUE) + vfid * params->num_queues;
8108 
8109         params->rel_vf_id = vfid;
8110 
8111         for (i = 0; i < params->num_queues; i++) {
8112                 params->req_rx_queue[i] = base + i;
8113                 params->req_tx_queue[i] = base + i;
8114         }
8115 
8116         /* PF uses indices 0 for itself; Set vport/RSS afterwards */
8117         params->vport_id = vfid + 1;
8118         params->rss_eng_id = vfid + 1;
8119 
8120 	return;
8121 }
8122 
8123 static int
8124 qlnx_iov_init(device_t dev, uint16_t num_vfs, const nvlist_t *nvlist_params)
8125 {
8126 	qlnx_host_t		*ha;
8127 	struct ecore_dev	*cdev;
8128 	struct ecore_iov_vf_init_params params;
8129 	int ret, j, i;
8130 	uint32_t max_vfs;
8131 
8132 	if ((ha = device_get_softc(dev)) == NULL) {
8133 		device_printf(dev, "%s: cannot get softc\n", __func__);
8134 		return (-1);
8135 	}
8136 
8137 	if (qlnx_create_pf_taskqueues(ha) != 0)
8138 		goto qlnx_iov_init_err0;
8139 
8140 	cdev = &ha->cdev;
8141 
8142 	max_vfs = RESC_NUM(&cdev->hwfns[0], ECORE_VPORT);
8143 
8144 	QL_DPRINT2(ha," dev = %p enter num_vfs = %d max_vfs = %d\n",
8145 		dev, num_vfs, max_vfs);
8146 
8147         if (num_vfs >= max_vfs) {
8148                 QL_DPRINT1(ha, "Can start at most %d VFs\n",
8149                           (RESC_NUM(&cdev->hwfns[0], ECORE_VPORT) - 1));
8150 		goto qlnx_iov_init_err0;
8151         }
8152 
8153 	ha->vf_attr =  malloc(((sizeof (qlnx_vf_attr_t) * num_vfs)), M_QLNXBUF,
8154 				M_NOWAIT);
8155 
8156 	if (ha->vf_attr == NULL)
8157 		goto qlnx_iov_init_err0;
8158 
8159         memset(&params, 0, sizeof(params));
8160 
8161         /* Initialize HW for VF access */
8162         for_each_hwfn(cdev, j) {
8163                 struct ecore_hwfn *hwfn = &cdev->hwfns[j];
8164                 struct ecore_ptt *ptt = ecore_ptt_acquire(hwfn);
8165 
8166                 /* Make sure not to use more than 16 queues per VF */
8167                 params.num_queues = min_t(int,
8168                                           (FEAT_NUM(hwfn, ECORE_VF_L2_QUE) / num_vfs),
8169                                           16);
8170 
8171                 if (!ptt) {
8172                         QL_DPRINT1(ha, "Failed to acquire ptt\n");
8173                         goto qlnx_iov_init_err1;
8174                 }
8175 
8176                 for (i = 0; i < num_vfs; i++) {
8177                         if (!ecore_iov_is_valid_vfid(hwfn, i, false, true))
8178                                 continue;
8179 
8180                         qlnx_sriov_enable_qid_config(hwfn, i, &params);
8181 
8182                         ret = ecore_iov_init_hw_for_vf(hwfn, ptt, &params);
8183 
8184                         if (ret) {
8185                                 QL_DPRINT1(ha, "Failed to enable VF[%d]\n", i);
8186                                 ecore_ptt_release(hwfn, ptt);
8187                                 goto qlnx_iov_init_err1;
8188                         }
8189                 }
8190 
8191                 ecore_ptt_release(hwfn, ptt);
8192         }
8193 
8194 	ha->num_vfs = num_vfs;
8195 	qlnx_inform_vf_link_state(&cdev->hwfns[0], ha);
8196 
8197 	QL_DPRINT2(ha," dev = %p exit num_vfs = %d\n", dev, num_vfs);
8198 
8199 	return (0);
8200 
8201 qlnx_iov_init_err1:
8202 	qlnx_sriov_disable(ha);
8203 
8204 qlnx_iov_init_err0:
8205 	qlnx_destroy_pf_taskqueues(ha);
8206 	ha->num_vfs = 0;
8207 
8208 	return (-1);
8209 }
8210 
8211 static void
8212 qlnx_iov_uninit(device_t dev)
8213 {
8214 	qlnx_host_t	*ha;
8215 
8216 	if ((ha = device_get_softc(dev)) == NULL) {
8217 		device_printf(dev, "%s: cannot get softc\n", __func__);
8218 		return;
8219 	}
8220 
8221 	QL_DPRINT2(ha," dev = %p enter\n", dev);
8222 
8223 	qlnx_sriov_disable(ha);
8224 	qlnx_destroy_pf_taskqueues(ha);
8225 
8226 	free(ha->vf_attr, M_QLNXBUF);
8227 	ha->vf_attr = NULL;
8228 
8229 	ha->num_vfs = 0;
8230 
8231 	QL_DPRINT2(ha," dev = %p exit\n", dev);
8232 	return;
8233 }
8234 
8235 static int
8236 qlnx_iov_add_vf(device_t dev, uint16_t vfnum, const nvlist_t *params)
8237 {
8238 	qlnx_host_t	*ha;
8239 	qlnx_vf_attr_t	*vf_attr;
8240 	unsigned const char *mac;
8241 	size_t size;
8242 	struct ecore_hwfn *p_hwfn;
8243 
8244 	if ((ha = device_get_softc(dev)) == NULL) {
8245 		device_printf(dev, "%s: cannot get softc\n", __func__);
8246 		return (-1);
8247 	}
8248 
8249 	QL_DPRINT2(ha," dev = %p enter vfnum = %d\n", dev, vfnum);
8250 
8251 	if (vfnum > (ha->num_vfs - 1)) {
8252 		QL_DPRINT1(ha, " VF[%d] is greater than max allowed [%d]\n",
8253 			vfnum, (ha->num_vfs - 1));
8254 	}
8255 
8256 	vf_attr = &ha->vf_attr[vfnum];
8257 
8258         if (nvlist_exists_binary(params, "mac-addr")) {
8259                 mac = nvlist_get_binary(params, "mac-addr", &size);
8260                 bcopy(mac, vf_attr->mac_addr, ETHER_ADDR_LEN);
8261 		device_printf(dev,
8262 			"%s: mac_addr = %02x:%02x:%02x:%02x:%02x:%02x\n",
8263 			__func__, vf_attr->mac_addr[0],
8264 			vf_attr->mac_addr[1], vf_attr->mac_addr[2],
8265 			vf_attr->mac_addr[3], vf_attr->mac_addr[4],
8266 			vf_attr->mac_addr[5]);
8267 		p_hwfn = &ha->cdev.hwfns[0];
8268 		ecore_iov_bulletin_set_mac(p_hwfn, vf_attr->mac_addr,
8269 			vfnum);
8270 	}
8271 
8272 	QL_DPRINT2(ha," dev = %p exit vfnum = %d\n", dev, vfnum);
8273 	return (0);
8274 }
8275 
8276 static void
8277 qlnx_handle_vf_msg(qlnx_host_t *ha, struct ecore_hwfn *p_hwfn)
8278 {
8279         uint64_t events[ECORE_VF_ARRAY_LENGTH];
8280         struct ecore_ptt *ptt;
8281         int i;
8282 
8283         ptt = ecore_ptt_acquire(p_hwfn);
8284         if (!ptt) {
8285                 QL_DPRINT1(ha, "Can't acquire PTT; re-scheduling\n");
8286 		__qlnx_pf_vf_msg(p_hwfn, 0);
8287                 return;
8288         }
8289 
8290         ecore_iov_pf_get_pending_events(p_hwfn, events);
8291 
8292         QL_DPRINT2(ha, "Event mask of VF events:"
8293 		"0x%" PRIu64 "0x%" PRIu64 " 0x%" PRIu64 "\n",
8294                    events[0], events[1], events[2]);
8295 
8296         ecore_for_each_vf(p_hwfn, i) {
8297                 /* Skip VFs with no pending messages */
8298                 if (!(events[i / 64] & (1ULL << (i % 64))))
8299                         continue;
8300 
8301 		QL_DPRINT2(ha,
8302                            "Handling VF message from VF 0x%02x [Abs 0x%02x]\n",
8303                            i, p_hwfn->p_dev->p_iov_info->first_vf_in_pf + i);
8304 
8305                 /* Copy VF's message to PF's request buffer for that VF */
8306                 if (ecore_iov_copy_vf_msg(p_hwfn, ptt, i))
8307                         continue;
8308 
8309                 ecore_iov_process_mbx_req(p_hwfn, ptt, i);
8310         }
8311 
8312         ecore_ptt_release(p_hwfn, ptt);
8313 
8314 	return;
8315 }
8316 
8317 static void
8318 qlnx_handle_vf_flr_update(qlnx_host_t *ha, struct ecore_hwfn *p_hwfn)
8319 {
8320         struct ecore_ptt *ptt;
8321 	int ret;
8322 
8323 	ptt = ecore_ptt_acquire(p_hwfn);
8324 
8325 	if (!ptt) {
8326                 QL_DPRINT1(ha, "Can't acquire PTT; re-scheduling\n");
8327 		__qlnx_vf_flr_update(p_hwfn);
8328                 return;
8329 	}
8330 
8331 	ret = ecore_iov_vf_flr_cleanup(p_hwfn, ptt);
8332 
8333 	if (ret) {
8334                 QL_DPRINT1(ha, "ecore_iov_vf_flr_cleanup failed; re-scheduling\n");
8335 	}
8336 
8337 	ecore_ptt_release(p_hwfn, ptt);
8338 
8339 	return;
8340 }
8341 
8342 static void
8343 qlnx_handle_bulletin_update(qlnx_host_t *ha, struct ecore_hwfn *p_hwfn)
8344 {
8345         struct ecore_ptt *ptt;
8346 	int i;
8347 
8348 	ptt = ecore_ptt_acquire(p_hwfn);
8349 
8350 	if (!ptt) {
8351                 QL_DPRINT1(ha, "Can't acquire PTT; re-scheduling\n");
8352 		qlnx_vf_bulleting_update(p_hwfn);
8353                 return;
8354 	}
8355 
8356 	ecore_for_each_vf(p_hwfn, i) {
8357 		QL_DPRINT1(ha, "ecore_iov_post_vf_bulletin[%p, %d]\n",
8358 			p_hwfn, i);
8359 		ecore_iov_post_vf_bulletin(p_hwfn, i, ptt);
8360 	}
8361 
8362 	ecore_ptt_release(p_hwfn, ptt);
8363 
8364 	return;
8365 }
8366 
8367 static void
8368 qlnx_pf_taskqueue(void *context, int pending)
8369 {
8370 	struct ecore_hwfn	*p_hwfn;
8371 	qlnx_host_t		*ha;
8372 	int			i;
8373 
8374 	p_hwfn = context;
8375 
8376 	if (p_hwfn == NULL)
8377 		return;
8378 
8379 	ha = (qlnx_host_t *)(p_hwfn->p_dev);
8380 
8381 	if ((i = qlnx_find_hwfn_index(p_hwfn)) == -1)
8382 		return;
8383 
8384 	if (atomic_testandclear_32(&ha->sriov_task[i].flags,
8385 		QLNX_SRIOV_TASK_FLAGS_VF_PF_MSG))
8386 		qlnx_handle_vf_msg(ha, p_hwfn);
8387 
8388 	if (atomic_testandclear_32(&ha->sriov_task[i].flags,
8389 		QLNX_SRIOV_TASK_FLAGS_VF_FLR_UPDATE))
8390 		qlnx_handle_vf_flr_update(ha, p_hwfn);
8391 
8392 	if (atomic_testandclear_32(&ha->sriov_task[i].flags,
8393 		QLNX_SRIOV_TASK_FLAGS_BULLETIN_UPDATE))
8394 		qlnx_handle_bulletin_update(ha, p_hwfn);
8395 
8396 	return;
8397 }
8398 
8399 static int
8400 qlnx_create_pf_taskqueues(qlnx_host_t *ha)
8401 {
8402 	int	i;
8403 	uint8_t	tq_name[32];
8404 
8405 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
8406                 struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[i];
8407 
8408 		bzero(tq_name, sizeof (tq_name));
8409 		snprintf(tq_name, sizeof (tq_name), "ql_pf_tq_%d", i);
8410 
8411 		TASK_INIT(&ha->sriov_task[i].pf_task, 0, qlnx_pf_taskqueue, p_hwfn);
8412 
8413 		ha->sriov_task[i].pf_taskqueue = taskqueue_create(tq_name, M_NOWAIT,
8414 			 taskqueue_thread_enqueue,
8415 			&ha->sriov_task[i].pf_taskqueue);
8416 
8417 		if (ha->sriov_task[i].pf_taskqueue == NULL)
8418 			return (-1);
8419 
8420 		taskqueue_start_threads(&ha->sriov_task[i].pf_taskqueue, 1,
8421 			PI_NET, "%s", tq_name);
8422 
8423 		QL_DPRINT1(ha, "%p\n", ha->sriov_task[i].pf_taskqueue);
8424 	}
8425 
8426 	return (0);
8427 }
8428 
8429 static void
8430 qlnx_destroy_pf_taskqueues(qlnx_host_t *ha)
8431 {
8432 	int	i;
8433 
8434 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
8435 		if (ha->sriov_task[i].pf_taskqueue != NULL) {
8436 			taskqueue_drain(ha->sriov_task[i].pf_taskqueue,
8437 				&ha->sriov_task[i].pf_task);
8438 			taskqueue_free(ha->sriov_task[i].pf_taskqueue);
8439 			ha->sriov_task[i].pf_taskqueue = NULL;
8440 		}
8441 	}
8442 	return;
8443 }
8444 
8445 static void
8446 qlnx_inform_vf_link_state(struct ecore_hwfn *p_hwfn, qlnx_host_t *ha)
8447 {
8448 	struct ecore_mcp_link_capabilities caps;
8449 	struct ecore_mcp_link_params params;
8450 	struct ecore_mcp_link_state link;
8451 	int i;
8452 
8453 	if (!p_hwfn->pf_iov_info)
8454 		return;
8455 
8456 	memset(&params, 0, sizeof(struct ecore_mcp_link_params));
8457 	memset(&link, 0, sizeof(struct ecore_mcp_link_state));
8458 	memset(&caps, 0, sizeof(struct ecore_mcp_link_capabilities));
8459 
8460 	memcpy(&caps, ecore_mcp_get_link_capabilities(p_hwfn), sizeof(caps));
8461         memcpy(&link, ecore_mcp_get_link_state(p_hwfn), sizeof(link));
8462         memcpy(&params, ecore_mcp_get_link_params(p_hwfn), sizeof(params));
8463 
8464 	QL_DPRINT2(ha, "called\n");
8465 
8466         /* Update bulletin of all future possible VFs with link configuration */
8467         for (i = 0; i < p_hwfn->p_dev->p_iov_info->total_vfs; i++) {
8468                 /* Modify link according to the VF's configured link state */
8469 
8470                 link.link_up = false;
8471 
8472                 if (ha->link_up) {
8473                         link.link_up = true;
8474                         /* Set speed according to maximum supported by HW.
8475                          * that is 40G for regular devices and 100G for CMT
8476                          * mode devices.
8477                          */
8478                         link.speed = (p_hwfn->p_dev->num_hwfns > 1) ?
8479 						100000 : link.speed;
8480 		}
8481 		QL_DPRINT2(ha, "link [%d] = %d\n", i, link.link_up);
8482                 ecore_iov_set_link(p_hwfn, i, &params, &link, &caps);
8483         }
8484 
8485 	qlnx_vf_bulleting_update(p_hwfn);
8486 
8487 	return;
8488 }
8489 #endif /* #ifndef QLNX_VF */
8490 #endif /* #ifdef CONFIG_ECORE_SRIOV */
8491