xref: /freebsd/sys/dev/qlnx/qlnxe/qlnx_os.c (revision f18976136625a7d016e97bfd9eabddf640b3e06d)
1 /*
2  * Copyright (c) 2017-2018 Cavium, Inc.
3  * All rights reserved.
4  *
5  *  Redistribution and use in source and binary forms, with or without
6  *  modification, are permitted provided that the following conditions
7  *  are met:
8  *
9  *  1. Redistributions of source code must retain the above copyright
10  *     notice, this list of conditions and the following disclaimer.
11  *  2. Redistributions in binary form must reproduce the above copyright
12  *     notice, this list of conditions and the following disclaimer in the
13  *     documentation and/or other materials provided with the distribution.
14  *
15  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16  *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19  *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25  *  POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 
29 /*
30  * File: qlnx_os.c
31  * Author : David C Somayajulu, Cavium, Inc., San Jose, CA 95131.
32  */
33 
34 #include <sys/cdefs.h>
35 __FBSDID("$FreeBSD$");
36 
37 #include "qlnx_os.h"
38 #include "bcm_osal.h"
39 #include "reg_addr.h"
40 #include "ecore_gtt_reg_addr.h"
41 #include "ecore.h"
42 #include "ecore_chain.h"
43 #include "ecore_status.h"
44 #include "ecore_hw.h"
45 #include "ecore_rt_defs.h"
46 #include "ecore_init_ops.h"
47 #include "ecore_int.h"
48 #include "ecore_cxt.h"
49 #include "ecore_spq.h"
50 #include "ecore_init_fw_funcs.h"
51 #include "ecore_sp_commands.h"
52 #include "ecore_dev_api.h"
53 #include "ecore_l2_api.h"
54 #include "ecore_mcp.h"
55 #include "ecore_hw_defs.h"
56 #include "mcp_public.h"
57 #include "ecore_iro.h"
58 #include "nvm_cfg.h"
59 #include "ecore_dev_api.h"
60 #include "ecore_dbg_fw_funcs.h"
61 #include "ecore_iov_api.h"
62 #include "ecore_vf_api.h"
63 
64 #include "qlnx_ioctl.h"
65 #include "qlnx_def.h"
66 #include "qlnx_ver.h"
67 
68 #ifdef QLNX_ENABLE_IWARP
69 #include "qlnx_rdma.h"
70 #endif /* #ifdef QLNX_ENABLE_IWARP */
71 
72 #include <sys/smp.h>
73 
74 
75 /*
76  * static functions
77  */
78 /*
79  * ioctl related functions
80  */
81 static void qlnx_add_sysctls(qlnx_host_t *ha);
82 
83 /*
84  * main driver
85  */
86 static void qlnx_release(qlnx_host_t *ha);
87 static void qlnx_fp_isr(void *arg);
88 static void qlnx_init_ifnet(device_t dev, qlnx_host_t *ha);
89 static void qlnx_init(void *arg);
90 static void qlnx_init_locked(qlnx_host_t *ha);
91 static int qlnx_set_multi(qlnx_host_t *ha, uint32_t add_multi);
92 static int qlnx_set_promisc(qlnx_host_t *ha);
93 static int qlnx_set_allmulti(qlnx_host_t *ha);
94 static int qlnx_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data);
95 static int qlnx_media_change(struct ifnet *ifp);
96 static void qlnx_media_status(struct ifnet *ifp, struct ifmediareq *ifmr);
97 static void qlnx_stop(qlnx_host_t *ha);
98 static int qlnx_send(qlnx_host_t *ha, struct qlnx_fastpath *fp,
99 		struct mbuf **m_headp);
100 static int qlnx_get_ifq_snd_maxlen(qlnx_host_t *ha);
101 static uint32_t qlnx_get_optics(qlnx_host_t *ha,
102 			struct qlnx_link_output *if_link);
103 static int qlnx_transmit(struct ifnet *ifp, struct mbuf  *mp);
104 static int qlnx_transmit_locked(struct ifnet *ifp, struct qlnx_fastpath *fp,
105 		struct mbuf *mp);
106 static void qlnx_qflush(struct ifnet *ifp);
107 
108 static int qlnx_alloc_parent_dma_tag(qlnx_host_t *ha);
109 static void qlnx_free_parent_dma_tag(qlnx_host_t *ha);
110 static int qlnx_alloc_tx_dma_tag(qlnx_host_t *ha);
111 static void qlnx_free_tx_dma_tag(qlnx_host_t *ha);
112 static int qlnx_alloc_rx_dma_tag(qlnx_host_t *ha);
113 static void qlnx_free_rx_dma_tag(qlnx_host_t *ha);
114 
115 static int qlnx_get_mfw_version(qlnx_host_t *ha, uint32_t *mfw_ver);
116 static int qlnx_get_flash_size(qlnx_host_t *ha, uint32_t *flash_size);
117 
118 static int qlnx_nic_setup(struct ecore_dev *cdev,
119 		struct ecore_pf_params *func_params);
120 static int qlnx_nic_start(struct ecore_dev *cdev);
121 static int qlnx_slowpath_start(qlnx_host_t *ha);
122 static int qlnx_slowpath_stop(qlnx_host_t *ha);
123 static int qlnx_init_hw(qlnx_host_t *ha);
124 static void qlnx_set_id(struct ecore_dev *cdev, char name[NAME_SIZE],
125 		char ver_str[VER_SIZE]);
126 static void qlnx_unload(qlnx_host_t *ha);
127 static int qlnx_load(qlnx_host_t *ha);
128 static void qlnx_hw_set_multi(qlnx_host_t *ha, uint8_t *mta, uint32_t mcnt,
129 		uint32_t add_mac);
130 static void qlnx_dump_buf8(qlnx_host_t *ha, const char *msg, void *dbuf,
131 		uint32_t len);
132 static int qlnx_alloc_rx_buffer(qlnx_host_t *ha, struct qlnx_rx_queue *rxq);
133 static void qlnx_reuse_rx_data(struct qlnx_rx_queue *rxq);
134 static void qlnx_update_rx_prod(struct ecore_hwfn *p_hwfn,
135 		struct qlnx_rx_queue *rxq);
136 static int qlnx_set_rx_accept_filter(qlnx_host_t *ha, uint8_t filter);
137 static int qlnx_grc_dumpsize(qlnx_host_t *ha, uint32_t *num_dwords,
138 		int hwfn_index);
139 static int qlnx_idle_chk_size(qlnx_host_t *ha, uint32_t *num_dwords,
140 		int hwfn_index);
141 static void qlnx_timer(void *arg);
142 static int qlnx_alloc_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp);
143 static void qlnx_free_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp);
144 static void qlnx_trigger_dump(qlnx_host_t *ha);
145 static uint16_t qlnx_num_tx_compl(qlnx_host_t *ha, struct qlnx_fastpath *fp,
146 			struct qlnx_tx_queue *txq);
147 static void qlnx_tx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp,
148 		struct qlnx_tx_queue *txq);
149 static int qlnx_rx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp, int budget,
150 		int lro_enable);
151 static void qlnx_fp_taskqueue(void *context, int pending);
152 static void qlnx_sample_storm_stats(qlnx_host_t *ha);
153 static int qlnx_alloc_tpa_mbuf(qlnx_host_t *ha, uint16_t rx_buf_size,
154 		struct qlnx_agg_info *tpa);
155 static void qlnx_free_tpa_mbuf(qlnx_host_t *ha, struct qlnx_agg_info *tpa);
156 
157 #if __FreeBSD_version >= 1100000
158 static uint64_t qlnx_get_counter(if_t ifp, ift_counter cnt);
159 #endif
160 
161 
162 /*
163  * Hooks to the Operating Systems
164  */
165 static int qlnx_pci_probe (device_t);
166 static int qlnx_pci_attach (device_t);
167 static int qlnx_pci_detach (device_t);
168 
169 #ifndef QLNX_VF
170 
171 #ifdef CONFIG_ECORE_SRIOV
172 
173 static int qlnx_iov_init(device_t dev, uint16_t num_vfs, const nvlist_t *params);
174 static void qlnx_iov_uninit(device_t dev);
175 static int qlnx_iov_add_vf(device_t dev, uint16_t vfnum, const nvlist_t *params);
176 static void qlnx_initialize_sriov(qlnx_host_t *ha);
177 static void qlnx_pf_taskqueue(void *context, int pending);
178 static int qlnx_create_pf_taskqueues(qlnx_host_t *ha);
179 static void qlnx_destroy_pf_taskqueues(qlnx_host_t *ha);
180 static void qlnx_inform_vf_link_state(struct ecore_hwfn *p_hwfn, qlnx_host_t *ha);
181 
182 #endif /* #ifdef CONFIG_ECORE_SRIOV */
183 
184 static device_method_t qlnx_pci_methods[] = {
185 	/* Device interface */
186 	DEVMETHOD(device_probe, qlnx_pci_probe),
187 	DEVMETHOD(device_attach, qlnx_pci_attach),
188 	DEVMETHOD(device_detach, qlnx_pci_detach),
189 
190 #ifdef CONFIG_ECORE_SRIOV
191 	DEVMETHOD(pci_iov_init, qlnx_iov_init),
192 	DEVMETHOD(pci_iov_uninit, qlnx_iov_uninit),
193 	DEVMETHOD(pci_iov_add_vf, qlnx_iov_add_vf),
194 #endif /* #ifdef CONFIG_ECORE_SRIOV */
195 	{ 0, 0 }
196 };
197 
198 static driver_t qlnx_pci_driver = {
199 	"ql", qlnx_pci_methods, sizeof (qlnx_host_t),
200 };
201 
202 static devclass_t qlnx_devclass;
203 
204 MODULE_VERSION(if_qlnxe,1);
205 DRIVER_MODULE(if_qlnxe, pci, qlnx_pci_driver, qlnx_devclass, 0, 0);
206 
207 MODULE_DEPEND(if_qlnxe, pci, 1, 1, 1);
208 MODULE_DEPEND(if_qlnxe, ether, 1, 1, 1);
209 
210 #else
211 
212 static device_method_t qlnxv_pci_methods[] = {
213 	/* Device interface */
214 	DEVMETHOD(device_probe, qlnx_pci_probe),
215 	DEVMETHOD(device_attach, qlnx_pci_attach),
216 	DEVMETHOD(device_detach, qlnx_pci_detach),
217 	{ 0, 0 }
218 };
219 
220 static driver_t qlnxv_pci_driver = {
221 	"ql", qlnxv_pci_methods, sizeof (qlnx_host_t),
222 };
223 
224 static devclass_t qlnxv_devclass;
225 MODULE_VERSION(if_qlnxev,1);
226 DRIVER_MODULE(if_qlnxev, pci, qlnxv_pci_driver, qlnxv_devclass, 0, 0);
227 
228 MODULE_DEPEND(if_qlnxev, pci, 1, 1, 1);
229 MODULE_DEPEND(if_qlnxev, ether, 1, 1, 1);
230 
231 #endif /* #ifdef QLNX_VF */
232 
233 MALLOC_DEFINE(M_QLNXBUF, "qlnxbuf", "Buffers for qlnx driver");
234 
235 char qlnx_dev_str[128];
236 char qlnx_ver_str[VER_SIZE];
237 char qlnx_name_str[NAME_SIZE];
238 
239 /*
240  * Some PCI Configuration Space Related Defines
241  */
242 
243 #ifndef PCI_VENDOR_QLOGIC
244 #define PCI_VENDOR_QLOGIC		0x1077
245 #endif
246 
247 /* 40G Adapter QLE45xxx*/
248 #ifndef QLOGIC_PCI_DEVICE_ID_1634
249 #define QLOGIC_PCI_DEVICE_ID_1634	0x1634
250 #endif
251 
252 /* 100G Adapter QLE45xxx*/
253 #ifndef QLOGIC_PCI_DEVICE_ID_1644
254 #define QLOGIC_PCI_DEVICE_ID_1644	0x1644
255 #endif
256 
257 /* 25G Adapter QLE45xxx*/
258 #ifndef QLOGIC_PCI_DEVICE_ID_1656
259 #define QLOGIC_PCI_DEVICE_ID_1656	0x1656
260 #endif
261 
262 /* 50G Adapter QLE45xxx*/
263 #ifndef QLOGIC_PCI_DEVICE_ID_1654
264 #define QLOGIC_PCI_DEVICE_ID_1654	0x1654
265 #endif
266 
267 /* 10G/25G/40G Adapter QLE41xxx*/
268 #ifndef QLOGIC_PCI_DEVICE_ID_8070
269 #define QLOGIC_PCI_DEVICE_ID_8070	0x8070
270 #endif
271 
272 /* SRIOV Device (All Speeds) Adapter QLE41xxx*/
273 #ifndef QLOGIC_PCI_DEVICE_ID_8090
274 #define QLOGIC_PCI_DEVICE_ID_8090	0x8090
275 #endif
276 
277 
278 
279 SYSCTL_NODE(_hw, OID_AUTO, qlnxe, CTLFLAG_RD, 0, "qlnxe driver parameters");
280 
281 /* Number of Queues: 0 (Auto) or 1 to 32 (fixed queue number) */
282 static int qlnxe_queue_count = QLNX_DEFAULT_RSS;
283 
284 #if __FreeBSD_version < 1100000
285 
286 TUNABLE_INT("hw.qlnxe.queue_count", &qlnxe_queue_count);
287 
288 #endif
289 
290 SYSCTL_INT(_hw_qlnxe, OID_AUTO, queue_count, CTLFLAG_RDTUN,
291 		&qlnxe_queue_count, 0, "Multi-Queue queue count");
292 
293 
294 /*
295  * Note on RDMA personality setting
296  *
297  * Read the personality configured in NVRAM
298  * If the personality is ETH_ONLY, ETH_IWARP or ETH_ROCE and
299  * the configured personality in sysctl is QLNX_PERSONALITY_DEFAULT
300  * use the personality in NVRAM.
301 
302  * Otherwise use t the personality configured in sysctl.
303  *
304  */
305 #define QLNX_PERSONALITY_DEFAULT	0x0  /* use personality in NVRAM */
306 #define QLNX_PERSONALITY_ETH_ONLY	0x1  /* Override with ETH_ONLY */
307 #define QLNX_PERSONALITY_ETH_IWARP	0x2  /* Override with ETH_IWARP */
308 #define QLNX_PERSONALITY_ETH_ROCE	0x3  /* Override with ETH_ROCE */
309 #define QLNX_PERSONALITY_BITS_PER_FUNC	4
310 #define QLNX_PERSONALIY_MASK		0xF
311 
312 /* RDMA configuration; 64bit field allows setting for 16 physical functions*/
313 static uint64_t qlnxe_rdma_configuration = 0x22222222;
314 
315 #if __FreeBSD_version < 1100000
316 
317 TUNABLE_QUAD("hw.qlnxe.rdma_configuration", &qlnxe_rdma_configuration);
318 
319 SYSCTL_UQUAD(_hw_qlnxe, OID_AUTO, rdma_configuration, CTLFLAG_RDTUN,
320                &qlnxe_rdma_configuration, 0, "RDMA Configuration");
321 
322 #else
323 
324 SYSCTL_U64(_hw_qlnxe, OID_AUTO, rdma_configuration, CTLFLAG_RDTUN,
325                 &qlnxe_rdma_configuration, 0, "RDMA Configuration");
326 
327 #endif /* #if __FreeBSD_version < 1100000 */
328 
329 int
330 qlnx_vf_device(qlnx_host_t *ha)
331 {
332         uint16_t	device_id;
333 
334         device_id = ha->device_id;
335 
336         if (device_id == QLOGIC_PCI_DEVICE_ID_8090)
337                 return 0;
338 
339         return -1;
340 }
341 
342 static int
343 qlnx_valid_device(qlnx_host_t *ha)
344 {
345         uint16_t device_id;
346 
347         device_id = ha->device_id;
348 
349 #ifndef QLNX_VF
350         if ((device_id == QLOGIC_PCI_DEVICE_ID_1634) ||
351                 (device_id == QLOGIC_PCI_DEVICE_ID_1644) ||
352                 (device_id == QLOGIC_PCI_DEVICE_ID_1656) ||
353                 (device_id == QLOGIC_PCI_DEVICE_ID_1654) ||
354                 (device_id == QLOGIC_PCI_DEVICE_ID_8070))
355                 return 0;
356 #else
357         if (device_id == QLOGIC_PCI_DEVICE_ID_8090)
358 		return 0;
359 
360 #endif /* #ifndef QLNX_VF */
361         return -1;
362 }
363 
364 #ifdef QLNX_ENABLE_IWARP
365 static int
366 qlnx_rdma_supported(struct qlnx_host *ha)
367 {
368 	uint16_t device_id;
369 
370 	device_id = pci_get_device(ha->pci_dev);
371 
372 	if ((device_id == QLOGIC_PCI_DEVICE_ID_1634) ||
373 		(device_id == QLOGIC_PCI_DEVICE_ID_1656) ||
374 		(device_id == QLOGIC_PCI_DEVICE_ID_1654) ||
375 		(device_id == QLOGIC_PCI_DEVICE_ID_8070))
376 		return (0);
377 
378 	return (-1);
379 }
380 #endif /* #ifdef QLNX_ENABLE_IWARP */
381 
382 /*
383  * Name:	qlnx_pci_probe
384  * Function:	Validate the PCI device to be a QLA80XX device
385  */
386 static int
387 qlnx_pci_probe(device_t dev)
388 {
389 	snprintf(qlnx_ver_str, sizeof(qlnx_ver_str), "v%d.%d.%d",
390 		QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR, QLNX_VERSION_BUILD);
391 	snprintf(qlnx_name_str, sizeof(qlnx_name_str), "qlnx");
392 
393 	if (pci_get_vendor(dev) != PCI_VENDOR_QLOGIC) {
394                 return (ENXIO);
395 	}
396 
397         switch (pci_get_device(dev)) {
398 
399 #ifndef QLNX_VF
400 
401         case QLOGIC_PCI_DEVICE_ID_1644:
402 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
403 			"Qlogic 100GbE PCI CNA Adapter-Ethernet Function",
404 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
405 			QLNX_VERSION_BUILD);
406                 device_set_desc_copy(dev, qlnx_dev_str);
407 
408                 break;
409 
410         case QLOGIC_PCI_DEVICE_ID_1634:
411 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
412 			"Qlogic 40GbE PCI CNA Adapter-Ethernet Function",
413 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
414 			QLNX_VERSION_BUILD);
415                 device_set_desc_copy(dev, qlnx_dev_str);
416 
417                 break;
418 
419         case QLOGIC_PCI_DEVICE_ID_1656:
420 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
421 			"Qlogic 25GbE PCI CNA Adapter-Ethernet Function",
422 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
423 			QLNX_VERSION_BUILD);
424                 device_set_desc_copy(dev, qlnx_dev_str);
425 
426                 break;
427 
428         case QLOGIC_PCI_DEVICE_ID_1654:
429 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
430 			"Qlogic 50GbE PCI CNA Adapter-Ethernet Function",
431 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
432 			QLNX_VERSION_BUILD);
433                 device_set_desc_copy(dev, qlnx_dev_str);
434 
435                 break;
436 
437 	case QLOGIC_PCI_DEVICE_ID_8070:
438 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
439 			"Qlogic 10GbE/25GbE/40GbE PCI CNA (AH)"
440 			" Adapter-Ethernet Function",
441 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
442 			QLNX_VERSION_BUILD);
443 		device_set_desc_copy(dev, qlnx_dev_str);
444 
445 		break;
446 
447 #else
448 	case QLOGIC_PCI_DEVICE_ID_8090:
449 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
450 			"Qlogic SRIOV PCI CNA (AH) "
451 			"Adapter-Ethernet Function",
452 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
453 			QLNX_VERSION_BUILD);
454 		device_set_desc_copy(dev, qlnx_dev_str);
455 
456 		break;
457 
458 #endif /* #ifndef QLNX_VF */
459 
460         default:
461                 return (ENXIO);
462         }
463 
464 #ifdef QLNX_ENABLE_IWARP
465 	qlnx_rdma_init();
466 #endif /* #ifdef QLNX_ENABLE_IWARP */
467 
468         return (BUS_PROBE_DEFAULT);
469 }
470 
471 static uint16_t
472 qlnx_num_tx_compl(qlnx_host_t *ha, struct qlnx_fastpath *fp,
473 	struct qlnx_tx_queue *txq)
474 {
475 	u16 hw_bd_cons;
476 	u16 ecore_cons_idx;
477 	uint16_t diff;
478 
479 	hw_bd_cons = le16toh(*txq->hw_cons_ptr);
480 
481 	ecore_cons_idx = ecore_chain_get_cons_idx(&txq->tx_pbl);
482 	if (hw_bd_cons < ecore_cons_idx) {
483 		diff = (1 << 16) - (ecore_cons_idx - hw_bd_cons);
484 	} else {
485 		diff = hw_bd_cons - ecore_cons_idx;
486 	}
487 	return diff;
488 }
489 
490 
491 static void
492 qlnx_sp_intr(void *arg)
493 {
494 	struct ecore_hwfn	*p_hwfn;
495 	qlnx_host_t		*ha;
496 	int			i;
497 
498 	p_hwfn = arg;
499 
500 	if (p_hwfn == NULL) {
501 		printf("%s: spurious slowpath intr\n", __func__);
502 		return;
503 	}
504 
505 	ha = (qlnx_host_t *)p_hwfn->p_dev;
506 
507 	QL_DPRINT2(ha, "enter\n");
508 
509 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
510 		if (&ha->cdev.hwfns[i] == p_hwfn) {
511 			taskqueue_enqueue(ha->sp_taskqueue[i], &ha->sp_task[i]);
512 			break;
513 		}
514 	}
515 	QL_DPRINT2(ha, "exit\n");
516 
517 	return;
518 }
519 
520 static void
521 qlnx_sp_taskqueue(void *context, int pending)
522 {
523 	struct ecore_hwfn	*p_hwfn;
524 
525 	p_hwfn = context;
526 
527 	if (p_hwfn != NULL) {
528 		qlnx_sp_isr(p_hwfn);
529 	}
530 	return;
531 }
532 
533 static int
534 qlnx_create_sp_taskqueues(qlnx_host_t *ha)
535 {
536 	int	i;
537 	uint8_t	tq_name[32];
538 
539 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
540 
541                 struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[i];
542 
543 		bzero(tq_name, sizeof (tq_name));
544 		snprintf(tq_name, sizeof (tq_name), "ql_sp_tq_%d", i);
545 
546 		TASK_INIT(&ha->sp_task[i], 0, qlnx_sp_taskqueue, p_hwfn);
547 
548 		ha->sp_taskqueue[i] = taskqueue_create(tq_name, M_NOWAIT,
549 			 taskqueue_thread_enqueue, &ha->sp_taskqueue[i]);
550 
551 		if (ha->sp_taskqueue[i] == NULL)
552 			return (-1);
553 
554 		taskqueue_start_threads(&ha->sp_taskqueue[i], 1, PI_NET, "%s",
555 			tq_name);
556 
557 		QL_DPRINT1(ha, "%p\n", ha->sp_taskqueue[i]);
558 	}
559 
560 	return (0);
561 }
562 
563 static void
564 qlnx_destroy_sp_taskqueues(qlnx_host_t *ha)
565 {
566 	int	i;
567 
568 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
569 		if (ha->sp_taskqueue[i] != NULL) {
570 			taskqueue_drain(ha->sp_taskqueue[i], &ha->sp_task[i]);
571 			taskqueue_free(ha->sp_taskqueue[i]);
572 		}
573 	}
574 	return;
575 }
576 
577 static void
578 qlnx_fp_taskqueue(void *context, int pending)
579 {
580         struct qlnx_fastpath	*fp;
581         qlnx_host_t		*ha;
582         struct ifnet		*ifp;
583 
584         fp = context;
585 
586         if (fp == NULL)
587                 return;
588 
589 	ha = (qlnx_host_t *)fp->edev;
590 
591 	ifp = ha->ifp;
592 
593         if(ifp->if_drv_flags & IFF_DRV_RUNNING) {
594 
595                 if (!drbr_empty(ifp, fp->tx_br)) {
596 
597                         if(mtx_trylock(&fp->tx_mtx)) {
598 
599 #ifdef QLNX_TRACE_PERF_DATA
600                                 tx_pkts = fp->tx_pkts_transmitted;
601                                 tx_compl = fp->tx_pkts_completed;
602 #endif
603 
604                                 qlnx_transmit_locked(ifp, fp, NULL);
605 
606 #ifdef QLNX_TRACE_PERF_DATA
607                                 fp->tx_pkts_trans_fp +=
608 					(fp->tx_pkts_transmitted - tx_pkts);
609                                 fp->tx_pkts_compl_fp +=
610 					(fp->tx_pkts_completed - tx_compl);
611 #endif
612                                 mtx_unlock(&fp->tx_mtx);
613                         }
614                 }
615         }
616 
617         QL_DPRINT2(ha, "exit \n");
618         return;
619 }
620 
621 static int
622 qlnx_create_fp_taskqueues(qlnx_host_t *ha)
623 {
624 	int	i;
625 	uint8_t	tq_name[32];
626 	struct qlnx_fastpath *fp;
627 
628 	for (i = 0; i < ha->num_rss; i++) {
629 
630                 fp = &ha->fp_array[i];
631 
632 		bzero(tq_name, sizeof (tq_name));
633 		snprintf(tq_name, sizeof (tq_name), "ql_fp_tq_%d", i);
634 
635 		TASK_INIT(&fp->fp_task, 0, qlnx_fp_taskqueue, fp);
636 
637 		fp->fp_taskqueue = taskqueue_create(tq_name, M_NOWAIT,
638 					taskqueue_thread_enqueue,
639 					&fp->fp_taskqueue);
640 
641 		if (fp->fp_taskqueue == NULL)
642 			return (-1);
643 
644 		taskqueue_start_threads(&fp->fp_taskqueue, 1, PI_NET, "%s",
645 			tq_name);
646 
647 		QL_DPRINT1(ha, "%p\n",fp->fp_taskqueue);
648 	}
649 
650 	return (0);
651 }
652 
653 static void
654 qlnx_destroy_fp_taskqueues(qlnx_host_t *ha)
655 {
656 	int			i;
657 	struct qlnx_fastpath	*fp;
658 
659 	for (i = 0; i < ha->num_rss; i++) {
660 
661                 fp = &ha->fp_array[i];
662 
663 		if (fp->fp_taskqueue != NULL) {
664 
665 			taskqueue_drain(fp->fp_taskqueue, &fp->fp_task);
666 			taskqueue_free(fp->fp_taskqueue);
667 			fp->fp_taskqueue = NULL;
668 		}
669 	}
670 	return;
671 }
672 
673 static void
674 qlnx_drain_fp_taskqueues(qlnx_host_t *ha)
675 {
676 	int			i;
677 	struct qlnx_fastpath	*fp;
678 
679 	for (i = 0; i < ha->num_rss; i++) {
680                 fp = &ha->fp_array[i];
681 
682 		if (fp->fp_taskqueue != NULL) {
683 			QLNX_UNLOCK(ha);
684 			taskqueue_drain(fp->fp_taskqueue, &fp->fp_task);
685 			QLNX_LOCK(ha);
686 		}
687 	}
688 	return;
689 }
690 
691 static void
692 qlnx_get_params(qlnx_host_t *ha)
693 {
694 	if ((qlnxe_queue_count < 0) || (qlnxe_queue_count > QLNX_MAX_RSS)) {
695 		device_printf(ha->pci_dev, "invalid queue_count value (%d)\n",
696 			qlnxe_queue_count);
697 		qlnxe_queue_count = 0;
698 	}
699 	return;
700 }
701 
702 static void
703 qlnx_error_recovery_taskqueue(void *context, int pending)
704 {
705         qlnx_host_t *ha;
706 
707         ha = context;
708 
709         QL_DPRINT2(ha, "enter\n");
710 
711         QLNX_LOCK(ha);
712         qlnx_stop(ha);
713         QLNX_UNLOCK(ha);
714 
715 #ifdef QLNX_ENABLE_IWARP
716 	qlnx_rdma_dev_remove(ha);
717 #endif /* #ifdef QLNX_ENABLE_IWARP */
718 
719         qlnx_slowpath_stop(ha);
720         qlnx_slowpath_start(ha);
721 
722 #ifdef QLNX_ENABLE_IWARP
723 	qlnx_rdma_dev_add(ha);
724 #endif /* #ifdef QLNX_ENABLE_IWARP */
725 
726         qlnx_init(ha);
727 
728         callout_reset(&ha->qlnx_callout, hz, qlnx_timer, ha);
729 
730         QL_DPRINT2(ha, "exit\n");
731 
732         return;
733 }
734 
735 static int
736 qlnx_create_error_recovery_taskqueue(qlnx_host_t *ha)
737 {
738         uint8_t tq_name[32];
739 
740         bzero(tq_name, sizeof (tq_name));
741         snprintf(tq_name, sizeof (tq_name), "ql_err_tq");
742 
743         TASK_INIT(&ha->err_task, 0, qlnx_error_recovery_taskqueue, ha);
744 
745         ha->err_taskqueue = taskqueue_create(tq_name, M_NOWAIT,
746                                 taskqueue_thread_enqueue, &ha->err_taskqueue);
747 
748 
749         if (ha->err_taskqueue == NULL)
750                 return (-1);
751 
752         taskqueue_start_threads(&ha->err_taskqueue, 1, PI_NET, "%s", tq_name);
753 
754         QL_DPRINT1(ha, "%p\n",ha->err_taskqueue);
755 
756         return (0);
757 }
758 
759 static void
760 qlnx_destroy_error_recovery_taskqueue(qlnx_host_t *ha)
761 {
762         if (ha->err_taskqueue != NULL) {
763                 taskqueue_drain(ha->err_taskqueue, &ha->err_task);
764                 taskqueue_free(ha->err_taskqueue);
765         }
766 
767         ha->err_taskqueue = NULL;
768 
769         return;
770 }
771 
772 /*
773  * Name:	qlnx_pci_attach
774  * Function:	attaches the device to the operating system
775  */
776 static int
777 qlnx_pci_attach(device_t dev)
778 {
779 	qlnx_host_t	*ha = NULL;
780 	uint32_t	rsrc_len_reg = 0;
781 	uint32_t	rsrc_len_dbells = 0;
782 	uint32_t	rsrc_len_msix = 0;
783 	int		i;
784 	uint32_t	mfw_ver;
785 	uint32_t	num_sp_msix = 0;
786 	uint32_t	num_rdma_irqs = 0;
787 
788         if ((ha = device_get_softc(dev)) == NULL) {
789                 device_printf(dev, "cannot get softc\n");
790                 return (ENOMEM);
791         }
792 
793         memset(ha, 0, sizeof (qlnx_host_t));
794 
795         ha->device_id = pci_get_device(dev);
796 
797         if (qlnx_valid_device(ha) != 0) {
798                 device_printf(dev, "device is not valid device\n");
799                 return (ENXIO);
800 	}
801         ha->pci_func = pci_get_function(dev);
802 
803         ha->pci_dev = dev;
804 
805 	mtx_init(&ha->hw_lock, "qlnx_hw_lock", MTX_NETWORK_LOCK, MTX_DEF);
806 
807         ha->flags.lock_init = 1;
808 
809         pci_enable_busmaster(dev);
810 
811 	/*
812 	 * map the PCI BARs
813 	 */
814 
815         ha->reg_rid = PCIR_BAR(0);
816         ha->pci_reg = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &ha->reg_rid,
817                                 RF_ACTIVE);
818 
819         if (ha->pci_reg == NULL) {
820                 device_printf(dev, "unable to map BAR0\n");
821                 goto qlnx_pci_attach_err;
822         }
823 
824         rsrc_len_reg = (uint32_t) bus_get_resource_count(dev, SYS_RES_MEMORY,
825                                         ha->reg_rid);
826 
827 	ha->dbells_rid = PCIR_BAR(2);
828 	rsrc_len_dbells = (uint32_t) bus_get_resource_count(dev,
829 					SYS_RES_MEMORY,
830 					ha->dbells_rid);
831 	if (rsrc_len_dbells) {
832 
833 		ha->pci_dbells = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
834 					&ha->dbells_rid, RF_ACTIVE);
835 
836 		if (ha->pci_dbells == NULL) {
837 			device_printf(dev, "unable to map BAR1\n");
838 			goto qlnx_pci_attach_err;
839 		}
840 		ha->dbells_phys_addr = (uint64_t)
841 			bus_get_resource_start(dev, SYS_RES_MEMORY, ha->dbells_rid);
842 
843 		ha->dbells_size = rsrc_len_dbells;
844 	} else {
845 		if (qlnx_vf_device(ha) != 0) {
846 			device_printf(dev, " BAR1 size is zero\n");
847 			goto qlnx_pci_attach_err;
848 		}
849 	}
850 
851         ha->msix_rid = PCIR_BAR(4);
852         ha->msix_bar = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
853                         &ha->msix_rid, RF_ACTIVE);
854 
855         if (ha->msix_bar == NULL) {
856                 device_printf(dev, "unable to map BAR2\n");
857                 goto qlnx_pci_attach_err;
858 	}
859 
860         rsrc_len_msix = (uint32_t) bus_get_resource_count(dev, SYS_RES_MEMORY,
861                                         ha->msix_rid);
862 
863 	ha->dbg_level = 0x0000;
864 
865 	QL_DPRINT1(ha, "\n\t\t\t"
866 		"pci_dev = %p pci_reg = %p, reg_len = 0x%08x reg_rid = 0x%08x"
867 		"\n\t\t\tdbells = %p, dbells_len = 0x%08x dbells_rid = 0x%08x"
868 		"\n\t\t\tmsix = %p, msix_len = 0x%08x msix_rid = 0x%08x"
869 		" msix_avail = 0x%x "
870 		"\n\t\t\t[ncpus = %d]\n",
871 		ha->pci_dev, ha->pci_reg, rsrc_len_reg,
872 		ha->reg_rid, ha->pci_dbells, rsrc_len_dbells, ha->dbells_rid,
873 		ha->msix_bar, rsrc_len_msix, ha->msix_rid, pci_msix_count(dev),
874 		mp_ncpus);
875 	/*
876 	 * allocate dma tags
877 	 */
878 
879 	if (qlnx_alloc_parent_dma_tag(ha))
880                 goto qlnx_pci_attach_err;
881 
882 	if (qlnx_alloc_tx_dma_tag(ha))
883                 goto qlnx_pci_attach_err;
884 
885 	if (qlnx_alloc_rx_dma_tag(ha))
886                 goto qlnx_pci_attach_err;
887 
888 
889 	if (qlnx_init_hw(ha) != 0)
890 		goto qlnx_pci_attach_err;
891 
892         ha->flags.hw_init = 1;
893 
894 	qlnx_get_params(ha);
895 
896 	if((pci_get_device(dev) == QLOGIC_PCI_DEVICE_ID_1644) &&
897 		(qlnxe_queue_count == QLNX_DEFAULT_RSS)) {
898 		qlnxe_queue_count = QLNX_MAX_RSS;
899 	}
900 
901 	/*
902 	 * Allocate MSI-x vectors
903 	 */
904 	if (qlnx_vf_device(ha) != 0) {
905 
906 		if (qlnxe_queue_count == 0)
907 			ha->num_rss = QLNX_DEFAULT_RSS;
908 		else
909 			ha->num_rss = qlnxe_queue_count;
910 
911 		num_sp_msix = ha->cdev.num_hwfns;
912 	} else {
913 		uint8_t max_rxq;
914 		uint8_t max_txq;
915 
916 		ecore_vf_get_num_rxqs(&ha->cdev.hwfns[0], &max_rxq);
917 		ecore_vf_get_num_rxqs(&ha->cdev.hwfns[0], &max_txq);
918 
919 		if (max_rxq < max_txq)
920 			ha->num_rss = max_rxq;
921 		else
922 			ha->num_rss = max_txq;
923 
924 		if (ha->num_rss > QLNX_MAX_VF_RSS)
925 			ha->num_rss = QLNX_MAX_VF_RSS;
926 
927 		num_sp_msix = 0;
928 	}
929 
930 	if (ha->num_rss > mp_ncpus)
931 		ha->num_rss = mp_ncpus;
932 
933 	ha->num_tc = QLNX_MAX_TC;
934 
935         ha->msix_count = pci_msix_count(dev);
936 
937 #ifdef QLNX_ENABLE_IWARP
938 
939 	num_rdma_irqs = qlnx_rdma_get_num_irqs(ha);
940 
941 #endif /* #ifdef QLNX_ENABLE_IWARP */
942 
943         if (!ha->msix_count ||
944 		(ha->msix_count < (num_sp_msix + 1 + num_rdma_irqs))) {
945                 device_printf(dev, "%s: msix_count[%d] not enough\n", __func__,
946                         ha->msix_count);
947                 goto qlnx_pci_attach_err;
948         }
949 
950 	if (ha->msix_count > (ha->num_rss + num_sp_msix + num_rdma_irqs))
951 		ha->msix_count = ha->num_rss + num_sp_msix + num_rdma_irqs;
952 	else
953 		ha->num_rss = ha->msix_count - (num_sp_msix + num_rdma_irqs);
954 
955 	QL_DPRINT1(ha, "\n\t\t\t"
956 		"pci_reg = %p, reg_len = 0x%08x reg_rid = 0x%08x"
957 		"\n\t\t\tdbells = %p, dbells_len = 0x%08x dbells_rid = 0x%08x"
958 		"\n\t\t\tmsix = %p, msix_len = 0x%08x msix_rid = 0x%08x"
959 		" msix_avail = 0x%x msix_alloc = 0x%x"
960 		"\n\t\t\t[ncpus = %d][num_rss = 0x%x] [num_tc = 0x%x]\n",
961 		 ha->pci_reg, rsrc_len_reg,
962 		ha->reg_rid, ha->pci_dbells, rsrc_len_dbells, ha->dbells_rid,
963 		ha->msix_bar, rsrc_len_msix, ha->msix_rid, pci_msix_count(dev),
964 		ha->msix_count, mp_ncpus, ha->num_rss, ha->num_tc);
965 
966         if (pci_alloc_msix(dev, &ha->msix_count)) {
967                 device_printf(dev, "%s: pci_alloc_msix[%d] failed\n", __func__,
968                         ha->msix_count);
969                 ha->msix_count = 0;
970                 goto qlnx_pci_attach_err;
971         }
972 
973 	/*
974 	 * Initialize slow path interrupt and task queue
975 	 */
976 
977 	if (num_sp_msix) {
978 
979 		if (qlnx_create_sp_taskqueues(ha) != 0)
980 			goto qlnx_pci_attach_err;
981 
982 		for (i = 0; i < ha->cdev.num_hwfns; i++) {
983 
984 			struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[i];
985 
986 			ha->sp_irq_rid[i] = i + 1;
987 			ha->sp_irq[i] = bus_alloc_resource_any(dev, SYS_RES_IRQ,
988 						&ha->sp_irq_rid[i],
989 						(RF_ACTIVE | RF_SHAREABLE));
990 			if (ha->sp_irq[i] == NULL) {
991                 		device_printf(dev,
992 					"could not allocate mbx interrupt\n");
993 				goto qlnx_pci_attach_err;
994 			}
995 
996 			if (bus_setup_intr(dev, ha->sp_irq[i],
997 				(INTR_TYPE_NET | INTR_MPSAFE), NULL,
998 				qlnx_sp_intr, p_hwfn, &ha->sp_handle[i])) {
999 				device_printf(dev,
1000 					"could not setup slow path interrupt\n");
1001 				goto qlnx_pci_attach_err;
1002 			}
1003 
1004 			QL_DPRINT1(ha, "p_hwfn [%p] sp_irq_rid %d"
1005 				" sp_irq %p sp_handle %p\n", p_hwfn,
1006 				ha->sp_irq_rid[i], ha->sp_irq[i], ha->sp_handle[i]);
1007 		}
1008 	}
1009 
1010 	/*
1011 	 * initialize fast path interrupt
1012 	 */
1013 	if (qlnx_create_fp_taskqueues(ha) != 0)
1014 		goto qlnx_pci_attach_err;
1015 
1016         for (i = 0; i < ha->num_rss; i++) {
1017                 ha->irq_vec[i].rss_idx = i;
1018                 ha->irq_vec[i].ha = ha;
1019                 ha->irq_vec[i].irq_rid = (1 + num_sp_msix) + i;
1020 
1021                 ha->irq_vec[i].irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
1022                                 &ha->irq_vec[i].irq_rid,
1023                                 (RF_ACTIVE | RF_SHAREABLE));
1024 
1025                 if (ha->irq_vec[i].irq == NULL) {
1026                         device_printf(dev,
1027 				"could not allocate interrupt[%d] irq_rid = %d\n",
1028 				i, ha->irq_vec[i].irq_rid);
1029                         goto qlnx_pci_attach_err;
1030                 }
1031 
1032 		if (qlnx_alloc_tx_br(ha, &ha->fp_array[i])) {
1033                         device_printf(dev, "could not allocate tx_br[%d]\n", i);
1034                         goto qlnx_pci_attach_err;
1035 
1036 		}
1037 	}
1038 
1039 
1040 	if (qlnx_vf_device(ha) != 0) {
1041 
1042 		callout_init(&ha->qlnx_callout, 1);
1043 		ha->flags.callout_init = 1;
1044 
1045 		for (i = 0; i < ha->cdev.num_hwfns; i++) {
1046 
1047 			if (qlnx_grc_dumpsize(ha, &ha->grcdump_size[i], i) != 0)
1048 				goto qlnx_pci_attach_err;
1049 			if (ha->grcdump_size[i] == 0)
1050 				goto qlnx_pci_attach_err;
1051 
1052 			ha->grcdump_size[i] = ha->grcdump_size[i] << 2;
1053 			QL_DPRINT1(ha, "grcdump_size[%d] = 0x%08x\n",
1054 				i, ha->grcdump_size[i]);
1055 
1056 			ha->grcdump[i] = qlnx_zalloc(ha->grcdump_size[i]);
1057 			if (ha->grcdump[i] == NULL) {
1058 				device_printf(dev, "grcdump alloc[%d] failed\n", i);
1059 				goto qlnx_pci_attach_err;
1060 			}
1061 
1062 			if (qlnx_idle_chk_size(ha, &ha->idle_chk_size[i], i) != 0)
1063 				goto qlnx_pci_attach_err;
1064 			if (ha->idle_chk_size[i] == 0)
1065 				goto qlnx_pci_attach_err;
1066 
1067 			ha->idle_chk_size[i] = ha->idle_chk_size[i] << 2;
1068 			QL_DPRINT1(ha, "idle_chk_size[%d] = 0x%08x\n",
1069 				i, ha->idle_chk_size[i]);
1070 
1071 			ha->idle_chk[i] = qlnx_zalloc(ha->idle_chk_size[i]);
1072 
1073 			if (ha->idle_chk[i] == NULL) {
1074 				device_printf(dev, "idle_chk alloc failed\n");
1075 				goto qlnx_pci_attach_err;
1076 			}
1077 		}
1078 
1079 		if (qlnx_create_error_recovery_taskqueue(ha) != 0)
1080 			goto qlnx_pci_attach_err;
1081 	}
1082 
1083 	if (qlnx_slowpath_start(ha) != 0)
1084 		goto qlnx_pci_attach_err;
1085 	else
1086 		ha->flags.slowpath_start = 1;
1087 
1088 	if (qlnx_vf_device(ha) != 0) {
1089 		if (qlnx_get_flash_size(ha, &ha->flash_size) != 0) {
1090 			qlnx_mdelay(__func__, 1000);
1091 			qlnx_trigger_dump(ha);
1092 
1093 			goto qlnx_pci_attach_err0;
1094 		}
1095 
1096 		if (qlnx_get_mfw_version(ha, &mfw_ver) != 0) {
1097 			qlnx_mdelay(__func__, 1000);
1098 			qlnx_trigger_dump(ha);
1099 
1100 			goto qlnx_pci_attach_err0;
1101 		}
1102 	} else {
1103 		struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[0];
1104 		ecore_mcp_get_mfw_ver(p_hwfn, NULL, &mfw_ver, NULL);
1105 	}
1106 
1107 	snprintf(ha->mfw_ver, sizeof(ha->mfw_ver), "%d.%d.%d.%d",
1108 		((mfw_ver >> 24) & 0xFF), ((mfw_ver >> 16) & 0xFF),
1109 		((mfw_ver >> 8) & 0xFF), (mfw_ver & 0xFF));
1110 	snprintf(ha->stormfw_ver, sizeof(ha->stormfw_ver), "%d.%d.%d.%d",
1111 		FW_MAJOR_VERSION, FW_MINOR_VERSION, FW_REVISION_VERSION,
1112 		FW_ENGINEERING_VERSION);
1113 
1114 	QL_DPRINT1(ha, "STORM_FW version %s MFW version %s\n",
1115 		 ha->stormfw_ver, ha->mfw_ver);
1116 
1117 	qlnx_init_ifnet(dev, ha);
1118 
1119 	/*
1120 	 * add sysctls
1121 	 */
1122 	qlnx_add_sysctls(ha);
1123 
1124 qlnx_pci_attach_err0:
1125         /*
1126 	 * create ioctl device interface
1127 	 */
1128 	if (qlnx_vf_device(ha) != 0) {
1129 
1130 		if (qlnx_make_cdev(ha)) {
1131 			device_printf(dev, "%s: ql_make_cdev failed\n", __func__);
1132 			goto qlnx_pci_attach_err;
1133 		}
1134 
1135 #ifdef QLNX_ENABLE_IWARP
1136 		qlnx_rdma_dev_add(ha);
1137 #endif /* #ifdef QLNX_ENABLE_IWARP */
1138 	}
1139 
1140 #ifndef QLNX_VF
1141 #ifdef CONFIG_ECORE_SRIOV
1142 
1143 	if (qlnx_vf_device(ha) != 0)
1144 		qlnx_initialize_sriov(ha);
1145 
1146 #endif /* #ifdef CONFIG_ECORE_SRIOV */
1147 #endif /* #ifdef QLNX_VF */
1148 
1149 	QL_DPRINT2(ha, "success\n");
1150 
1151         return (0);
1152 
1153 qlnx_pci_attach_err:
1154 
1155 	qlnx_release(ha);
1156 
1157 	return (ENXIO);
1158 }
1159 
1160 /*
1161  * Name:	qlnx_pci_detach
1162  * Function:	Unhooks the device from the operating system
1163  */
1164 static int
1165 qlnx_pci_detach(device_t dev)
1166 {
1167 	qlnx_host_t	*ha = NULL;
1168 
1169         if ((ha = device_get_softc(dev)) == NULL) {
1170                 device_printf(dev, "%s: cannot get softc\n", __func__);
1171                 return (ENOMEM);
1172         }
1173 
1174 	if (qlnx_vf_device(ha) != 0) {
1175 #ifdef CONFIG_ECORE_SRIOV
1176 		int ret;
1177 
1178 		ret = pci_iov_detach(dev);
1179 		if (ret) {
1180                 	device_printf(dev, "%s: SRIOV in use\n", __func__);
1181 			return (ret);
1182 		}
1183 
1184 #endif /* #ifdef CONFIG_ECORE_SRIOV */
1185 
1186 #ifdef QLNX_ENABLE_IWARP
1187 		if (qlnx_rdma_dev_remove(ha) != 0)
1188 			return (EBUSY);
1189 #endif /* #ifdef QLNX_ENABLE_IWARP */
1190 	}
1191 
1192 	QLNX_LOCK(ha);
1193 	qlnx_stop(ha);
1194 	QLNX_UNLOCK(ha);
1195 
1196 	qlnx_release(ha);
1197 
1198         return (0);
1199 }
1200 
1201 #ifdef QLNX_ENABLE_IWARP
1202 
1203 static uint8_t
1204 qlnx_get_personality(uint8_t pci_func)
1205 {
1206 	uint8_t personality;
1207 
1208 	personality = (qlnxe_rdma_configuration >>
1209 				(pci_func * QLNX_PERSONALITY_BITS_PER_FUNC)) &
1210 				QLNX_PERSONALIY_MASK;
1211 	return (personality);
1212 }
1213 
1214 static void
1215 qlnx_set_personality(qlnx_host_t *ha)
1216 {
1217 	struct ecore_hwfn *p_hwfn;
1218 	uint8_t personality;
1219 
1220 	p_hwfn = &ha->cdev.hwfns[0];
1221 
1222 	personality = qlnx_get_personality(ha->pci_func);
1223 
1224 	switch (personality) {
1225 
1226 	case QLNX_PERSONALITY_DEFAULT:
1227                	device_printf(ha->pci_dev, "%s: DEFAULT\n",
1228 			__func__);
1229 		ha->personality = ECORE_PCI_DEFAULT;
1230 		break;
1231 
1232 	case QLNX_PERSONALITY_ETH_ONLY:
1233                	device_printf(ha->pci_dev, "%s: ETH_ONLY\n",
1234 			__func__);
1235 		ha->personality = ECORE_PCI_ETH;
1236 		break;
1237 
1238 	case QLNX_PERSONALITY_ETH_IWARP:
1239                	device_printf(ha->pci_dev, "%s: ETH_IWARP\n",
1240 			__func__);
1241 		ha->personality = ECORE_PCI_ETH_IWARP;
1242 		break;
1243 
1244 	case QLNX_PERSONALITY_ETH_ROCE:
1245                	device_printf(ha->pci_dev, "%s: ETH_ROCE\n",
1246 			__func__);
1247 		ha->personality = ECORE_PCI_ETH_ROCE;
1248 		break;
1249 	}
1250 
1251 	return;
1252 }
1253 
1254 #endif /* #ifdef QLNX_ENABLE_IWARP */
1255 
1256 static int
1257 qlnx_init_hw(qlnx_host_t *ha)
1258 {
1259 	int				rval = 0;
1260 	struct ecore_hw_prepare_params	params;
1261 
1262 	ecore_init_struct(&ha->cdev);
1263 
1264 	/* ha->dp_module = ECORE_MSG_PROBE |
1265 				ECORE_MSG_INTR |
1266 				ECORE_MSG_SP |
1267 				ECORE_MSG_LINK |
1268 				ECORE_MSG_SPQ |
1269 				ECORE_MSG_RDMA;
1270 	ha->dp_level = ECORE_LEVEL_VERBOSE;*/
1271 	//ha->dp_module = ECORE_MSG_RDMA | ECORE_MSG_INTR | ECORE_MSG_LL2;
1272 	ha->dp_level = ECORE_LEVEL_NOTICE;
1273 	//ha->dp_level = ECORE_LEVEL_VERBOSE;
1274 
1275 	ecore_init_dp(&ha->cdev, ha->dp_module, ha->dp_level, ha->pci_dev);
1276 
1277 	ha->cdev.regview = ha->pci_reg;
1278 
1279 	ha->personality = ECORE_PCI_DEFAULT;
1280 
1281 	if (qlnx_vf_device(ha) == 0) {
1282 		ha->cdev.b_is_vf = true;
1283 
1284 		if (ha->pci_dbells != NULL) {
1285 			ha->cdev.doorbells = ha->pci_dbells;
1286 			ha->cdev.db_phys_addr = ha->dbells_phys_addr;
1287 			ha->cdev.db_size = ha->dbells_size;
1288 		} else {
1289 			ha->pci_dbells = ha->pci_reg;
1290 		}
1291 	} else {
1292 		ha->cdev.doorbells = ha->pci_dbells;
1293 		ha->cdev.db_phys_addr = ha->dbells_phys_addr;
1294 		ha->cdev.db_size = ha->dbells_size;
1295 
1296 #ifdef QLNX_ENABLE_IWARP
1297 
1298 		if (qlnx_rdma_supported(ha) == 0)
1299 			qlnx_set_personality(ha);
1300 
1301 #endif /* #ifdef QLNX_ENABLE_IWARP */
1302 
1303 	}
1304 	QL_DPRINT2(ha, "%s: %s\n", __func__,
1305 		(ha->personality == ECORE_PCI_ETH_IWARP ? "iwarp": "ethernet"));
1306 
1307 	bzero(&params, sizeof (struct ecore_hw_prepare_params));
1308 
1309 	params.personality = ha->personality;
1310 
1311 	params.drv_resc_alloc = false;
1312 	params.chk_reg_fifo = false;
1313 	params.initiate_pf_flr = true;
1314 	params.epoch = 0;
1315 
1316 	ecore_hw_prepare(&ha->cdev, &params);
1317 
1318 	qlnx_set_id(&ha->cdev, qlnx_name_str, qlnx_ver_str);
1319 
1320 	QL_DPRINT1(ha, "ha = %p cdev = %p p_hwfn = %p\n",
1321 		ha, &ha->cdev, &ha->cdev.hwfns[0]);
1322 
1323 	return (rval);
1324 }
1325 
1326 static void
1327 qlnx_release(qlnx_host_t *ha)
1328 {
1329         device_t	dev;
1330         int		i;
1331 
1332         dev = ha->pci_dev;
1333 
1334 	QL_DPRINT2(ha, "enter\n");
1335 
1336 	for (i = 0; i < QLNX_MAX_HW_FUNCS; i++) {
1337 		if (ha->idle_chk[i] != NULL) {
1338 			free(ha->idle_chk[i], M_QLNXBUF);
1339 			ha->idle_chk[i] = NULL;
1340 		}
1341 
1342 		if (ha->grcdump[i] != NULL) {
1343 			free(ha->grcdump[i], M_QLNXBUF);
1344 			ha->grcdump[i] = NULL;
1345 		}
1346 	}
1347 
1348         if (ha->flags.callout_init)
1349                 callout_drain(&ha->qlnx_callout);
1350 
1351 	if (ha->flags.slowpath_start) {
1352 		qlnx_slowpath_stop(ha);
1353 	}
1354 
1355         if (ha->flags.hw_init)
1356 		ecore_hw_remove(&ha->cdev);
1357 
1358         qlnx_del_cdev(ha);
1359 
1360         if (ha->ifp != NULL)
1361                 ether_ifdetach(ha->ifp);
1362 
1363 	qlnx_free_tx_dma_tag(ha);
1364 
1365 	qlnx_free_rx_dma_tag(ha);
1366 
1367 	qlnx_free_parent_dma_tag(ha);
1368 
1369 	if (qlnx_vf_device(ha) != 0) {
1370 		qlnx_destroy_error_recovery_taskqueue(ha);
1371 	}
1372 
1373         for (i = 0; i < ha->num_rss; i++) {
1374 		struct qlnx_fastpath *fp = &ha->fp_array[i];
1375 
1376                 if (ha->irq_vec[i].handle) {
1377                         (void)bus_teardown_intr(dev, ha->irq_vec[i].irq,
1378                                         ha->irq_vec[i].handle);
1379                 }
1380 
1381                 if (ha->irq_vec[i].irq) {
1382                         (void)bus_release_resource(dev, SYS_RES_IRQ,
1383                                 ha->irq_vec[i].irq_rid,
1384                                 ha->irq_vec[i].irq);
1385                 }
1386 
1387 		qlnx_free_tx_br(ha, fp);
1388         }
1389 	qlnx_destroy_fp_taskqueues(ha);
1390 
1391  	for (i = 0; i < ha->cdev.num_hwfns; i++) {
1392         	if (ha->sp_handle[i])
1393                 	(void)bus_teardown_intr(dev, ha->sp_irq[i],
1394 				ha->sp_handle[i]);
1395 
1396         	if (ha->sp_irq[i])
1397 			(void) bus_release_resource(dev, SYS_RES_IRQ,
1398 				ha->sp_irq_rid[i], ha->sp_irq[i]);
1399 	}
1400 
1401 	qlnx_destroy_sp_taskqueues(ha);
1402 
1403         if (ha->msix_count)
1404                 pci_release_msi(dev);
1405 
1406         if (ha->flags.lock_init) {
1407                 mtx_destroy(&ha->hw_lock);
1408         }
1409 
1410         if (ha->pci_reg)
1411                 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->reg_rid,
1412                                 ha->pci_reg);
1413 
1414         if (ha->dbells_size && ha->pci_dbells)
1415                 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->dbells_rid,
1416                                 ha->pci_dbells);
1417 
1418         if (ha->msix_bar)
1419                 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->msix_rid,
1420                                 ha->msix_bar);
1421 
1422 	QL_DPRINT2(ha, "exit\n");
1423 	return;
1424 }
1425 
1426 static void
1427 qlnx_trigger_dump(qlnx_host_t *ha)
1428 {
1429 	int	i;
1430 
1431 	if (ha->ifp != NULL)
1432 		ha->ifp->if_drv_flags &= ~(IFF_DRV_OACTIVE | IFF_DRV_RUNNING);
1433 
1434 	QL_DPRINT2(ha, "enter\n");
1435 
1436 	if (qlnx_vf_device(ha) == 0)
1437 		return;
1438 
1439 	ha->error_recovery = 1;
1440 
1441 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
1442 		qlnx_grc_dump(ha, &ha->grcdump_dwords[i], i);
1443 		qlnx_idle_chk(ha, &ha->idle_chk_dwords[i], i);
1444 	}
1445 
1446 	QL_DPRINT2(ha, "exit\n");
1447 
1448 	return;
1449 }
1450 
1451 static int
1452 qlnx_trigger_dump_sysctl(SYSCTL_HANDLER_ARGS)
1453 {
1454         int		err, ret = 0;
1455         qlnx_host_t	*ha;
1456 
1457         err = sysctl_handle_int(oidp, &ret, 0, req);
1458 
1459         if (err || !req->newptr)
1460                 return (err);
1461 
1462         if (ret == 1) {
1463                 ha = (qlnx_host_t *)arg1;
1464                 qlnx_trigger_dump(ha);
1465         }
1466         return (err);
1467 }
1468 
1469 static int
1470 qlnx_set_tx_coalesce(SYSCTL_HANDLER_ARGS)
1471 {
1472         int			err, i, ret = 0, usecs = 0;
1473         qlnx_host_t		*ha;
1474 	struct ecore_hwfn	*p_hwfn;
1475 	struct qlnx_fastpath	*fp;
1476 
1477         err = sysctl_handle_int(oidp, &usecs, 0, req);
1478 
1479         if (err || !req->newptr || !usecs || (usecs > 255))
1480                 return (err);
1481 
1482         ha = (qlnx_host_t *)arg1;
1483 
1484 	if (qlnx_vf_device(ha) == 0)
1485 		return (-1);
1486 
1487 	for (i = 0; i < ha->num_rss; i++) {
1488 
1489 		p_hwfn = &ha->cdev.hwfns[(i % ha->cdev.num_hwfns)];
1490 
1491         	fp = &ha->fp_array[i];
1492 
1493 		if (fp->txq[0]->handle != NULL) {
1494 			ret = ecore_set_queue_coalesce(p_hwfn, 0,
1495 					(uint16_t)usecs, fp->txq[0]->handle);
1496 		}
1497         }
1498 
1499 	if (!ret)
1500 		ha->tx_coalesce_usecs = (uint8_t)usecs;
1501 
1502         return (err);
1503 }
1504 
1505 static int
1506 qlnx_set_rx_coalesce(SYSCTL_HANDLER_ARGS)
1507 {
1508         int			err, i, ret = 0, usecs = 0;
1509         qlnx_host_t		*ha;
1510 	struct ecore_hwfn	*p_hwfn;
1511 	struct qlnx_fastpath	*fp;
1512 
1513         err = sysctl_handle_int(oidp, &usecs, 0, req);
1514 
1515         if (err || !req->newptr || !usecs || (usecs > 255))
1516                 return (err);
1517 
1518         ha = (qlnx_host_t *)arg1;
1519 
1520 	if (qlnx_vf_device(ha) == 0)
1521 		return (-1);
1522 
1523 	for (i = 0; i < ha->num_rss; i++) {
1524 
1525 		p_hwfn = &ha->cdev.hwfns[(i % ha->cdev.num_hwfns)];
1526 
1527         	fp = &ha->fp_array[i];
1528 
1529 		if (fp->rxq->handle != NULL) {
1530 			ret = ecore_set_queue_coalesce(p_hwfn, (uint16_t)usecs,
1531 					 0, fp->rxq->handle);
1532 		}
1533 	}
1534 
1535 	if (!ret)
1536 		ha->rx_coalesce_usecs = (uint8_t)usecs;
1537 
1538         return (err);
1539 }
1540 
1541 static void
1542 qlnx_add_sp_stats_sysctls(qlnx_host_t *ha)
1543 {
1544         struct sysctl_ctx_list	*ctx;
1545         struct sysctl_oid_list	*children;
1546 	struct sysctl_oid	*ctx_oid;
1547 
1548         ctx = device_get_sysctl_ctx(ha->pci_dev);
1549 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
1550 
1551 	ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "spstat",
1552 			CTLFLAG_RD, NULL, "spstat");
1553         children = SYSCTL_CHILDREN(ctx_oid);
1554 
1555 	SYSCTL_ADD_QUAD(ctx, children,
1556                 OID_AUTO, "sp_interrupts",
1557                 CTLFLAG_RD, &ha->sp_interrupts,
1558                 "No. of slowpath interrupts");
1559 
1560 	return;
1561 }
1562 
1563 static void
1564 qlnx_add_fp_stats_sysctls(qlnx_host_t *ha)
1565 {
1566         struct sysctl_ctx_list	*ctx;
1567         struct sysctl_oid_list	*children;
1568         struct sysctl_oid_list	*node_children;
1569 	struct sysctl_oid	*ctx_oid;
1570 	int			i, j;
1571 	uint8_t			name_str[16];
1572 
1573         ctx = device_get_sysctl_ctx(ha->pci_dev);
1574 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
1575 
1576 	ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "fpstat",
1577 			CTLFLAG_RD, NULL, "fpstat");
1578 	children = SYSCTL_CHILDREN(ctx_oid);
1579 
1580 	for (i = 0; i < ha->num_rss; i++) {
1581 
1582 		bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1583 		snprintf(name_str, sizeof(name_str), "%d", i);
1584 
1585 		ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
1586 			CTLFLAG_RD, NULL, name_str);
1587 		node_children = SYSCTL_CHILDREN(ctx_oid);
1588 
1589 		/* Tx Related */
1590 
1591 		SYSCTL_ADD_QUAD(ctx, node_children,
1592 			OID_AUTO, "tx_pkts_processed",
1593 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_processed,
1594 			"No. of packets processed for transmission");
1595 
1596 		SYSCTL_ADD_QUAD(ctx, node_children,
1597 			OID_AUTO, "tx_pkts_freed",
1598 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_freed,
1599 			"No. of freed packets");
1600 
1601 		SYSCTL_ADD_QUAD(ctx, node_children,
1602 			OID_AUTO, "tx_pkts_transmitted",
1603 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_transmitted,
1604 			"No. of transmitted packets");
1605 
1606 		SYSCTL_ADD_QUAD(ctx, node_children,
1607 			OID_AUTO, "tx_pkts_completed",
1608 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_completed,
1609 			"No. of transmit completions");
1610 
1611                 SYSCTL_ADD_QUAD(ctx, node_children,
1612                         OID_AUTO, "tx_non_tso_pkts",
1613                         CTLFLAG_RD, &ha->fp_array[i].tx_non_tso_pkts,
1614                         "No. of non LSO transmited packets");
1615 
1616 #ifdef QLNX_TRACE_PERF_DATA
1617 
1618                 SYSCTL_ADD_QUAD(ctx, node_children,
1619                         OID_AUTO, "tx_pkts_trans_ctx",
1620                         CTLFLAG_RD, &ha->fp_array[i].tx_pkts_trans_ctx,
1621                         "No. of transmitted packets in transmit context");
1622 
1623                 SYSCTL_ADD_QUAD(ctx, node_children,
1624                         OID_AUTO, "tx_pkts_compl_ctx",
1625                         CTLFLAG_RD, &ha->fp_array[i].tx_pkts_compl_ctx,
1626                         "No. of transmit completions in transmit context");
1627 
1628                 SYSCTL_ADD_QUAD(ctx, node_children,
1629                         OID_AUTO, "tx_pkts_trans_fp",
1630                         CTLFLAG_RD, &ha->fp_array[i].tx_pkts_trans_fp,
1631                         "No. of transmitted packets in taskqueue");
1632 
1633                 SYSCTL_ADD_QUAD(ctx, node_children,
1634                         OID_AUTO, "tx_pkts_compl_fp",
1635                         CTLFLAG_RD, &ha->fp_array[i].tx_pkts_compl_fp,
1636                         "No. of transmit completions in taskqueue");
1637 
1638                 SYSCTL_ADD_QUAD(ctx, node_children,
1639                         OID_AUTO, "tx_pkts_compl_intr",
1640                         CTLFLAG_RD, &ha->fp_array[i].tx_pkts_compl_intr,
1641                         "No. of transmit completions in interrupt ctx");
1642 #endif
1643 
1644                 SYSCTL_ADD_QUAD(ctx, node_children,
1645                         OID_AUTO, "tx_tso_pkts",
1646                         CTLFLAG_RD, &ha->fp_array[i].tx_tso_pkts,
1647                         "No. of LSO transmited packets");
1648 
1649 		SYSCTL_ADD_QUAD(ctx, node_children,
1650 			OID_AUTO, "tx_lso_wnd_min_len",
1651 			CTLFLAG_RD, &ha->fp_array[i].tx_lso_wnd_min_len,
1652 			"tx_lso_wnd_min_len");
1653 
1654 		SYSCTL_ADD_QUAD(ctx, node_children,
1655 			OID_AUTO, "tx_defrag",
1656 			CTLFLAG_RD, &ha->fp_array[i].tx_defrag,
1657 			"tx_defrag");
1658 
1659 		SYSCTL_ADD_QUAD(ctx, node_children,
1660 			OID_AUTO, "tx_nsegs_gt_elem_left",
1661 			CTLFLAG_RD, &ha->fp_array[i].tx_nsegs_gt_elem_left,
1662 			"tx_nsegs_gt_elem_left");
1663 
1664 		SYSCTL_ADD_UINT(ctx, node_children,
1665 			OID_AUTO, "tx_tso_max_nsegs",
1666 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_max_nsegs,
1667 			ha->fp_array[i].tx_tso_max_nsegs, "tx_tso_max_nsegs");
1668 
1669 		SYSCTL_ADD_UINT(ctx, node_children,
1670 			OID_AUTO, "tx_tso_min_nsegs",
1671 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_min_nsegs,
1672 			ha->fp_array[i].tx_tso_min_nsegs, "tx_tso_min_nsegs");
1673 
1674 		SYSCTL_ADD_UINT(ctx, node_children,
1675 			OID_AUTO, "tx_tso_max_pkt_len",
1676 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_max_pkt_len,
1677 			ha->fp_array[i].tx_tso_max_pkt_len,
1678 			"tx_tso_max_pkt_len");
1679 
1680 		SYSCTL_ADD_UINT(ctx, node_children,
1681 			OID_AUTO, "tx_tso_min_pkt_len",
1682 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_min_pkt_len,
1683 			ha->fp_array[i].tx_tso_min_pkt_len,
1684 			"tx_tso_min_pkt_len");
1685 
1686 		for (j = 0; j < QLNX_FP_MAX_SEGS; j++) {
1687 
1688 			bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1689 			snprintf(name_str, sizeof(name_str),
1690 				"tx_pkts_nseg_%02d", (j+1));
1691 
1692 			SYSCTL_ADD_QUAD(ctx, node_children,
1693 				OID_AUTO, name_str, CTLFLAG_RD,
1694 				&ha->fp_array[i].tx_pkts[j], name_str);
1695 		}
1696 
1697 #ifdef QLNX_TRACE_PERF_DATA
1698                 for (j = 0; j < 18; j++) {
1699 
1700                         bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1701                         snprintf(name_str, sizeof(name_str),
1702                                 "tx_pkts_hist_%02d", (j+1));
1703 
1704                         SYSCTL_ADD_QUAD(ctx, node_children,
1705                                 OID_AUTO, name_str, CTLFLAG_RD,
1706                                 &ha->fp_array[i].tx_pkts_hist[j], name_str);
1707                 }
1708                 for (j = 0; j < 5; j++) {
1709 
1710                         bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1711                         snprintf(name_str, sizeof(name_str),
1712                                 "tx_comInt_%02d", (j+1));
1713 
1714                         SYSCTL_ADD_QUAD(ctx, node_children,
1715                                 OID_AUTO, name_str, CTLFLAG_RD,
1716                                 &ha->fp_array[i].tx_comInt[j], name_str);
1717                 }
1718                 for (j = 0; j < 18; j++) {
1719 
1720                         bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1721                         snprintf(name_str, sizeof(name_str),
1722                                 "tx_pkts_q_%02d", (j+1));
1723 
1724                         SYSCTL_ADD_QUAD(ctx, node_children,
1725                                 OID_AUTO, name_str, CTLFLAG_RD,
1726                                 &ha->fp_array[i].tx_pkts_q[j], name_str);
1727                 }
1728 #endif
1729 
1730 		SYSCTL_ADD_QUAD(ctx, node_children,
1731 			OID_AUTO, "err_tx_nsegs_gt_elem_left",
1732 			CTLFLAG_RD, &ha->fp_array[i].err_tx_nsegs_gt_elem_left,
1733 			"err_tx_nsegs_gt_elem_left");
1734 
1735 		SYSCTL_ADD_QUAD(ctx, node_children,
1736 			OID_AUTO, "err_tx_dmamap_create",
1737 			CTLFLAG_RD, &ha->fp_array[i].err_tx_dmamap_create,
1738 			"err_tx_dmamap_create");
1739 
1740 		SYSCTL_ADD_QUAD(ctx, node_children,
1741 			OID_AUTO, "err_tx_defrag_dmamap_load",
1742 			CTLFLAG_RD, &ha->fp_array[i].err_tx_defrag_dmamap_load,
1743 			"err_tx_defrag_dmamap_load");
1744 
1745 		SYSCTL_ADD_QUAD(ctx, node_children,
1746 			OID_AUTO, "err_tx_non_tso_max_seg",
1747 			CTLFLAG_RD, &ha->fp_array[i].err_tx_non_tso_max_seg,
1748 			"err_tx_non_tso_max_seg");
1749 
1750 		SYSCTL_ADD_QUAD(ctx, node_children,
1751 			OID_AUTO, "err_tx_dmamap_load",
1752 			CTLFLAG_RD, &ha->fp_array[i].err_tx_dmamap_load,
1753 			"err_tx_dmamap_load");
1754 
1755 		SYSCTL_ADD_QUAD(ctx, node_children,
1756 			OID_AUTO, "err_tx_defrag",
1757 			CTLFLAG_RD, &ha->fp_array[i].err_tx_defrag,
1758 			"err_tx_defrag");
1759 
1760 		SYSCTL_ADD_QUAD(ctx, node_children,
1761 			OID_AUTO, "err_tx_free_pkt_null",
1762 			CTLFLAG_RD, &ha->fp_array[i].err_tx_free_pkt_null,
1763 			"err_tx_free_pkt_null");
1764 
1765 		SYSCTL_ADD_QUAD(ctx, node_children,
1766 			OID_AUTO, "err_tx_cons_idx_conflict",
1767 			CTLFLAG_RD, &ha->fp_array[i].err_tx_cons_idx_conflict,
1768 			"err_tx_cons_idx_conflict");
1769 
1770 		SYSCTL_ADD_QUAD(ctx, node_children,
1771 			OID_AUTO, "lro_cnt_64",
1772 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_64,
1773 			"lro_cnt_64");
1774 
1775 		SYSCTL_ADD_QUAD(ctx, node_children,
1776 			OID_AUTO, "lro_cnt_128",
1777 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_128,
1778 			"lro_cnt_128");
1779 
1780 		SYSCTL_ADD_QUAD(ctx, node_children,
1781 			OID_AUTO, "lro_cnt_256",
1782 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_256,
1783 			"lro_cnt_256");
1784 
1785 		SYSCTL_ADD_QUAD(ctx, node_children,
1786 			OID_AUTO, "lro_cnt_512",
1787 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_512,
1788 			"lro_cnt_512");
1789 
1790 		SYSCTL_ADD_QUAD(ctx, node_children,
1791 			OID_AUTO, "lro_cnt_1024",
1792 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_1024,
1793 			"lro_cnt_1024");
1794 
1795 		/* Rx Related */
1796 
1797 		SYSCTL_ADD_QUAD(ctx, node_children,
1798 			OID_AUTO, "rx_pkts",
1799 			CTLFLAG_RD, &ha->fp_array[i].rx_pkts,
1800 			"No. of received packets");
1801 
1802 		SYSCTL_ADD_QUAD(ctx, node_children,
1803 			OID_AUTO, "tpa_start",
1804 			CTLFLAG_RD, &ha->fp_array[i].tpa_start,
1805 			"No. of tpa_start packets");
1806 
1807 		SYSCTL_ADD_QUAD(ctx, node_children,
1808 			OID_AUTO, "tpa_cont",
1809 			CTLFLAG_RD, &ha->fp_array[i].tpa_cont,
1810 			"No. of tpa_cont packets");
1811 
1812 		SYSCTL_ADD_QUAD(ctx, node_children,
1813 			OID_AUTO, "tpa_end",
1814 			CTLFLAG_RD, &ha->fp_array[i].tpa_end,
1815 			"No. of tpa_end packets");
1816 
1817 		SYSCTL_ADD_QUAD(ctx, node_children,
1818 			OID_AUTO, "err_m_getcl",
1819 			CTLFLAG_RD, &ha->fp_array[i].err_m_getcl,
1820 			"err_m_getcl");
1821 
1822 		SYSCTL_ADD_QUAD(ctx, node_children,
1823 			OID_AUTO, "err_m_getjcl",
1824 			CTLFLAG_RD, &ha->fp_array[i].err_m_getjcl,
1825 			"err_m_getjcl");
1826 
1827 		SYSCTL_ADD_QUAD(ctx, node_children,
1828 			OID_AUTO, "err_rx_hw_errors",
1829 			CTLFLAG_RD, &ha->fp_array[i].err_rx_hw_errors,
1830 			"err_rx_hw_errors");
1831 
1832 		SYSCTL_ADD_QUAD(ctx, node_children,
1833 			OID_AUTO, "err_rx_alloc_errors",
1834 			CTLFLAG_RD, &ha->fp_array[i].err_rx_alloc_errors,
1835 			"err_rx_alloc_errors");
1836 	}
1837 
1838 	return;
1839 }
1840 
1841 static void
1842 qlnx_add_hw_stats_sysctls(qlnx_host_t *ha)
1843 {
1844         struct sysctl_ctx_list	*ctx;
1845         struct sysctl_oid_list	*children;
1846 	struct sysctl_oid	*ctx_oid;
1847 
1848         ctx = device_get_sysctl_ctx(ha->pci_dev);
1849 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
1850 
1851 	ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "hwstat",
1852 			CTLFLAG_RD, NULL, "hwstat");
1853         children = SYSCTL_CHILDREN(ctx_oid);
1854 
1855 	SYSCTL_ADD_QUAD(ctx, children,
1856                 OID_AUTO, "no_buff_discards",
1857                 CTLFLAG_RD, &ha->hw_stats.common.no_buff_discards,
1858                 "No. of packets discarded due to lack of buffer");
1859 
1860 	SYSCTL_ADD_QUAD(ctx, children,
1861                 OID_AUTO, "packet_too_big_discard",
1862                 CTLFLAG_RD, &ha->hw_stats.common.packet_too_big_discard,
1863                 "No. of packets discarded because packet was too big");
1864 
1865 	SYSCTL_ADD_QUAD(ctx, children,
1866                 OID_AUTO, "ttl0_discard",
1867                 CTLFLAG_RD, &ha->hw_stats.common.ttl0_discard,
1868                 "ttl0_discard");
1869 
1870 	SYSCTL_ADD_QUAD(ctx, children,
1871                 OID_AUTO, "rx_ucast_bytes",
1872                 CTLFLAG_RD, &ha->hw_stats.common.rx_ucast_bytes,
1873                 "rx_ucast_bytes");
1874 
1875 	SYSCTL_ADD_QUAD(ctx, children,
1876                 OID_AUTO, "rx_mcast_bytes",
1877                 CTLFLAG_RD, &ha->hw_stats.common.rx_mcast_bytes,
1878                 "rx_mcast_bytes");
1879 
1880 	SYSCTL_ADD_QUAD(ctx, children,
1881                 OID_AUTO, "rx_bcast_bytes",
1882                 CTLFLAG_RD, &ha->hw_stats.common.rx_bcast_bytes,
1883                 "rx_bcast_bytes");
1884 
1885 	SYSCTL_ADD_QUAD(ctx, children,
1886                 OID_AUTO, "rx_ucast_pkts",
1887                 CTLFLAG_RD, &ha->hw_stats.common.rx_ucast_pkts,
1888                 "rx_ucast_pkts");
1889 
1890 	SYSCTL_ADD_QUAD(ctx, children,
1891                 OID_AUTO, "rx_mcast_pkts",
1892                 CTLFLAG_RD, &ha->hw_stats.common.rx_mcast_pkts,
1893                 "rx_mcast_pkts");
1894 
1895 	SYSCTL_ADD_QUAD(ctx, children,
1896                 OID_AUTO, "rx_bcast_pkts",
1897                 CTLFLAG_RD, &ha->hw_stats.common.rx_bcast_pkts,
1898                 "rx_bcast_pkts");
1899 
1900 	SYSCTL_ADD_QUAD(ctx, children,
1901                 OID_AUTO, "mftag_filter_discards",
1902                 CTLFLAG_RD, &ha->hw_stats.common.mftag_filter_discards,
1903                 "mftag_filter_discards");
1904 
1905 	SYSCTL_ADD_QUAD(ctx, children,
1906                 OID_AUTO, "mac_filter_discards",
1907                 CTLFLAG_RD, &ha->hw_stats.common.mac_filter_discards,
1908                 "mac_filter_discards");
1909 
1910 	SYSCTL_ADD_QUAD(ctx, children,
1911                 OID_AUTO, "tx_ucast_bytes",
1912                 CTLFLAG_RD, &ha->hw_stats.common.tx_ucast_bytes,
1913                 "tx_ucast_bytes");
1914 
1915 	SYSCTL_ADD_QUAD(ctx, children,
1916                 OID_AUTO, "tx_mcast_bytes",
1917                 CTLFLAG_RD, &ha->hw_stats.common.tx_mcast_bytes,
1918                 "tx_mcast_bytes");
1919 
1920 	SYSCTL_ADD_QUAD(ctx, children,
1921                 OID_AUTO, "tx_bcast_bytes",
1922                 CTLFLAG_RD, &ha->hw_stats.common.tx_bcast_bytes,
1923                 "tx_bcast_bytes");
1924 
1925 	SYSCTL_ADD_QUAD(ctx, children,
1926                 OID_AUTO, "tx_ucast_pkts",
1927                 CTLFLAG_RD, &ha->hw_stats.common.tx_ucast_pkts,
1928                 "tx_ucast_pkts");
1929 
1930 	SYSCTL_ADD_QUAD(ctx, children,
1931                 OID_AUTO, "tx_mcast_pkts",
1932                 CTLFLAG_RD, &ha->hw_stats.common.tx_mcast_pkts,
1933                 "tx_mcast_pkts");
1934 
1935 	SYSCTL_ADD_QUAD(ctx, children,
1936                 OID_AUTO, "tx_bcast_pkts",
1937                 CTLFLAG_RD, &ha->hw_stats.common.tx_bcast_pkts,
1938                 "tx_bcast_pkts");
1939 
1940 	SYSCTL_ADD_QUAD(ctx, children,
1941                 OID_AUTO, "tx_err_drop_pkts",
1942                 CTLFLAG_RD, &ha->hw_stats.common.tx_err_drop_pkts,
1943                 "tx_err_drop_pkts");
1944 
1945 	SYSCTL_ADD_QUAD(ctx, children,
1946                 OID_AUTO, "tpa_coalesced_pkts",
1947                 CTLFLAG_RD, &ha->hw_stats.common.tpa_coalesced_pkts,
1948                 "tpa_coalesced_pkts");
1949 
1950 	SYSCTL_ADD_QUAD(ctx, children,
1951                 OID_AUTO, "tpa_coalesced_events",
1952                 CTLFLAG_RD, &ha->hw_stats.common.tpa_coalesced_events,
1953                 "tpa_coalesced_events");
1954 
1955 	SYSCTL_ADD_QUAD(ctx, children,
1956                 OID_AUTO, "tpa_aborts_num",
1957                 CTLFLAG_RD, &ha->hw_stats.common.tpa_aborts_num,
1958                 "tpa_aborts_num");
1959 
1960 	SYSCTL_ADD_QUAD(ctx, children,
1961                 OID_AUTO, "tpa_not_coalesced_pkts",
1962                 CTLFLAG_RD, &ha->hw_stats.common.tpa_not_coalesced_pkts,
1963                 "tpa_not_coalesced_pkts");
1964 
1965 	SYSCTL_ADD_QUAD(ctx, children,
1966                 OID_AUTO, "tpa_coalesced_bytes",
1967                 CTLFLAG_RD, &ha->hw_stats.common.tpa_coalesced_bytes,
1968                 "tpa_coalesced_bytes");
1969 
1970 	SYSCTL_ADD_QUAD(ctx, children,
1971                 OID_AUTO, "rx_64_byte_packets",
1972                 CTLFLAG_RD, &ha->hw_stats.common.rx_64_byte_packets,
1973                 "rx_64_byte_packets");
1974 
1975 	SYSCTL_ADD_QUAD(ctx, children,
1976                 OID_AUTO, "rx_65_to_127_byte_packets",
1977                 CTLFLAG_RD, &ha->hw_stats.common.rx_65_to_127_byte_packets,
1978                 "rx_65_to_127_byte_packets");
1979 
1980 	SYSCTL_ADD_QUAD(ctx, children,
1981                 OID_AUTO, "rx_128_to_255_byte_packets",
1982                 CTLFLAG_RD, &ha->hw_stats.common.rx_128_to_255_byte_packets,
1983                 "rx_128_to_255_byte_packets");
1984 
1985 	SYSCTL_ADD_QUAD(ctx, children,
1986                 OID_AUTO, "rx_256_to_511_byte_packets",
1987                 CTLFLAG_RD, &ha->hw_stats.common.rx_256_to_511_byte_packets,
1988                 "rx_256_to_511_byte_packets");
1989 
1990 	SYSCTL_ADD_QUAD(ctx, children,
1991                 OID_AUTO, "rx_512_to_1023_byte_packets",
1992                 CTLFLAG_RD, &ha->hw_stats.common.rx_512_to_1023_byte_packets,
1993                 "rx_512_to_1023_byte_packets");
1994 
1995 	SYSCTL_ADD_QUAD(ctx, children,
1996                 OID_AUTO, "rx_1024_to_1518_byte_packets",
1997                 CTLFLAG_RD, &ha->hw_stats.common.rx_1024_to_1518_byte_packets,
1998                 "rx_1024_to_1518_byte_packets");
1999 
2000 	SYSCTL_ADD_QUAD(ctx, children,
2001                 OID_AUTO, "rx_1519_to_1522_byte_packets",
2002                 CTLFLAG_RD, &ha->hw_stats.bb.rx_1519_to_1522_byte_packets,
2003                 "rx_1519_to_1522_byte_packets");
2004 
2005 	SYSCTL_ADD_QUAD(ctx, children,
2006                 OID_AUTO, "rx_1523_to_2047_byte_packets",
2007                 CTLFLAG_RD, &ha->hw_stats.bb.rx_1519_to_2047_byte_packets,
2008                 "rx_1523_to_2047_byte_packets");
2009 
2010 	SYSCTL_ADD_QUAD(ctx, children,
2011                 OID_AUTO, "rx_2048_to_4095_byte_packets",
2012                 CTLFLAG_RD, &ha->hw_stats.bb.rx_2048_to_4095_byte_packets,
2013                 "rx_2048_to_4095_byte_packets");
2014 
2015 	SYSCTL_ADD_QUAD(ctx, children,
2016                 OID_AUTO, "rx_4096_to_9216_byte_packets",
2017                 CTLFLAG_RD, &ha->hw_stats.bb.rx_4096_to_9216_byte_packets,
2018                 "rx_4096_to_9216_byte_packets");
2019 
2020 	SYSCTL_ADD_QUAD(ctx, children,
2021                 OID_AUTO, "rx_9217_to_16383_byte_packets",
2022                 CTLFLAG_RD, &ha->hw_stats.bb.rx_9217_to_16383_byte_packets,
2023                 "rx_9217_to_16383_byte_packets");
2024 
2025 	SYSCTL_ADD_QUAD(ctx, children,
2026                 OID_AUTO, "rx_crc_errors",
2027                 CTLFLAG_RD, &ha->hw_stats.common.rx_crc_errors,
2028                 "rx_crc_errors");
2029 
2030 	SYSCTL_ADD_QUAD(ctx, children,
2031                 OID_AUTO, "rx_mac_crtl_frames",
2032                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_crtl_frames,
2033                 "rx_mac_crtl_frames");
2034 
2035 	SYSCTL_ADD_QUAD(ctx, children,
2036                 OID_AUTO, "rx_pause_frames",
2037                 CTLFLAG_RD, &ha->hw_stats.common.rx_pause_frames,
2038                 "rx_pause_frames");
2039 
2040 	SYSCTL_ADD_QUAD(ctx, children,
2041                 OID_AUTO, "rx_pfc_frames",
2042                 CTLFLAG_RD, &ha->hw_stats.common.rx_pfc_frames,
2043                 "rx_pfc_frames");
2044 
2045 	SYSCTL_ADD_QUAD(ctx, children,
2046                 OID_AUTO, "rx_align_errors",
2047                 CTLFLAG_RD, &ha->hw_stats.common.rx_align_errors,
2048                 "rx_align_errors");
2049 
2050 	SYSCTL_ADD_QUAD(ctx, children,
2051                 OID_AUTO, "rx_carrier_errors",
2052                 CTLFLAG_RD, &ha->hw_stats.common.rx_carrier_errors,
2053                 "rx_carrier_errors");
2054 
2055 	SYSCTL_ADD_QUAD(ctx, children,
2056                 OID_AUTO, "rx_oversize_packets",
2057                 CTLFLAG_RD, &ha->hw_stats.common.rx_oversize_packets,
2058                 "rx_oversize_packets");
2059 
2060 	SYSCTL_ADD_QUAD(ctx, children,
2061                 OID_AUTO, "rx_jabbers",
2062                 CTLFLAG_RD, &ha->hw_stats.common.rx_jabbers,
2063                 "rx_jabbers");
2064 
2065 	SYSCTL_ADD_QUAD(ctx, children,
2066                 OID_AUTO, "rx_undersize_packets",
2067                 CTLFLAG_RD, &ha->hw_stats.common.rx_undersize_packets,
2068                 "rx_undersize_packets");
2069 
2070 	SYSCTL_ADD_QUAD(ctx, children,
2071                 OID_AUTO, "rx_fragments",
2072                 CTLFLAG_RD, &ha->hw_stats.common.rx_fragments,
2073                 "rx_fragments");
2074 
2075 	SYSCTL_ADD_QUAD(ctx, children,
2076                 OID_AUTO, "tx_64_byte_packets",
2077                 CTLFLAG_RD, &ha->hw_stats.common.tx_64_byte_packets,
2078                 "tx_64_byte_packets");
2079 
2080 	SYSCTL_ADD_QUAD(ctx, children,
2081                 OID_AUTO, "tx_65_to_127_byte_packets",
2082                 CTLFLAG_RD, &ha->hw_stats.common.tx_65_to_127_byte_packets,
2083                 "tx_65_to_127_byte_packets");
2084 
2085 	SYSCTL_ADD_QUAD(ctx, children,
2086                 OID_AUTO, "tx_128_to_255_byte_packets",
2087                 CTLFLAG_RD, &ha->hw_stats.common.tx_128_to_255_byte_packets,
2088                 "tx_128_to_255_byte_packets");
2089 
2090 	SYSCTL_ADD_QUAD(ctx, children,
2091                 OID_AUTO, "tx_256_to_511_byte_packets",
2092                 CTLFLAG_RD, &ha->hw_stats.common.tx_256_to_511_byte_packets,
2093                 "tx_256_to_511_byte_packets");
2094 
2095 	SYSCTL_ADD_QUAD(ctx, children,
2096                 OID_AUTO, "tx_512_to_1023_byte_packets",
2097                 CTLFLAG_RD, &ha->hw_stats.common.tx_512_to_1023_byte_packets,
2098                 "tx_512_to_1023_byte_packets");
2099 
2100 	SYSCTL_ADD_QUAD(ctx, children,
2101                 OID_AUTO, "tx_1024_to_1518_byte_packets",
2102                 CTLFLAG_RD, &ha->hw_stats.common.tx_1024_to_1518_byte_packets,
2103                 "tx_1024_to_1518_byte_packets");
2104 
2105 	SYSCTL_ADD_QUAD(ctx, children,
2106                 OID_AUTO, "tx_1519_to_2047_byte_packets",
2107                 CTLFLAG_RD, &ha->hw_stats.bb.tx_1519_to_2047_byte_packets,
2108                 "tx_1519_to_2047_byte_packets");
2109 
2110 	SYSCTL_ADD_QUAD(ctx, children,
2111                 OID_AUTO, "tx_2048_to_4095_byte_packets",
2112                 CTLFLAG_RD, &ha->hw_stats.bb.tx_2048_to_4095_byte_packets,
2113                 "tx_2048_to_4095_byte_packets");
2114 
2115 	SYSCTL_ADD_QUAD(ctx, children,
2116                 OID_AUTO, "tx_4096_to_9216_byte_packets",
2117                 CTLFLAG_RD, &ha->hw_stats.bb.tx_4096_to_9216_byte_packets,
2118                 "tx_4096_to_9216_byte_packets");
2119 
2120 	SYSCTL_ADD_QUAD(ctx, children,
2121                 OID_AUTO, "tx_9217_to_16383_byte_packets",
2122                 CTLFLAG_RD, &ha->hw_stats.bb.tx_9217_to_16383_byte_packets,
2123                 "tx_9217_to_16383_byte_packets");
2124 
2125 	SYSCTL_ADD_QUAD(ctx, children,
2126                 OID_AUTO, "tx_pause_frames",
2127                 CTLFLAG_RD, &ha->hw_stats.common.tx_pause_frames,
2128                 "tx_pause_frames");
2129 
2130 	SYSCTL_ADD_QUAD(ctx, children,
2131                 OID_AUTO, "tx_pfc_frames",
2132                 CTLFLAG_RD, &ha->hw_stats.common.tx_pfc_frames,
2133                 "tx_pfc_frames");
2134 
2135 	SYSCTL_ADD_QUAD(ctx, children,
2136                 OID_AUTO, "tx_lpi_entry_count",
2137                 CTLFLAG_RD, &ha->hw_stats.bb.tx_lpi_entry_count,
2138                 "tx_lpi_entry_count");
2139 
2140 	SYSCTL_ADD_QUAD(ctx, children,
2141                 OID_AUTO, "tx_total_collisions",
2142                 CTLFLAG_RD, &ha->hw_stats.bb.tx_total_collisions,
2143                 "tx_total_collisions");
2144 
2145 	SYSCTL_ADD_QUAD(ctx, children,
2146                 OID_AUTO, "brb_truncates",
2147                 CTLFLAG_RD, &ha->hw_stats.common.brb_truncates,
2148                 "brb_truncates");
2149 
2150 	SYSCTL_ADD_QUAD(ctx, children,
2151                 OID_AUTO, "brb_discards",
2152                 CTLFLAG_RD, &ha->hw_stats.common.brb_discards,
2153                 "brb_discards");
2154 
2155 	SYSCTL_ADD_QUAD(ctx, children,
2156                 OID_AUTO, "rx_mac_bytes",
2157                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_bytes,
2158                 "rx_mac_bytes");
2159 
2160 	SYSCTL_ADD_QUAD(ctx, children,
2161                 OID_AUTO, "rx_mac_uc_packets",
2162                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_uc_packets,
2163                 "rx_mac_uc_packets");
2164 
2165 	SYSCTL_ADD_QUAD(ctx, children,
2166                 OID_AUTO, "rx_mac_mc_packets",
2167                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_mc_packets,
2168                 "rx_mac_mc_packets");
2169 
2170 	SYSCTL_ADD_QUAD(ctx, children,
2171                 OID_AUTO, "rx_mac_bc_packets",
2172                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_bc_packets,
2173                 "rx_mac_bc_packets");
2174 
2175 	SYSCTL_ADD_QUAD(ctx, children,
2176                 OID_AUTO, "rx_mac_frames_ok",
2177                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_frames_ok,
2178                 "rx_mac_frames_ok");
2179 
2180 	SYSCTL_ADD_QUAD(ctx, children,
2181                 OID_AUTO, "tx_mac_bytes",
2182                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_bytes,
2183                 "tx_mac_bytes");
2184 
2185 	SYSCTL_ADD_QUAD(ctx, children,
2186                 OID_AUTO, "tx_mac_uc_packets",
2187                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_uc_packets,
2188                 "tx_mac_uc_packets");
2189 
2190 	SYSCTL_ADD_QUAD(ctx, children,
2191                 OID_AUTO, "tx_mac_mc_packets",
2192                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_mc_packets,
2193                 "tx_mac_mc_packets");
2194 
2195 	SYSCTL_ADD_QUAD(ctx, children,
2196                 OID_AUTO, "tx_mac_bc_packets",
2197                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_bc_packets,
2198                 "tx_mac_bc_packets");
2199 
2200 	SYSCTL_ADD_QUAD(ctx, children,
2201                 OID_AUTO, "tx_mac_ctrl_frames",
2202                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_ctrl_frames,
2203                 "tx_mac_ctrl_frames");
2204 	return;
2205 }
2206 
2207 static void
2208 qlnx_add_sysctls(qlnx_host_t *ha)
2209 {
2210         device_t		dev = ha->pci_dev;
2211 	struct sysctl_ctx_list	*ctx;
2212 	struct sysctl_oid_list	*children;
2213 
2214 	ctx = device_get_sysctl_ctx(dev);
2215 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(dev));
2216 
2217 	qlnx_add_fp_stats_sysctls(ha);
2218 	qlnx_add_sp_stats_sysctls(ha);
2219 
2220 	if (qlnx_vf_device(ha) != 0)
2221 		qlnx_add_hw_stats_sysctls(ha);
2222 
2223 	SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "Driver_Version",
2224 		CTLFLAG_RD, qlnx_ver_str, 0,
2225 		"Driver Version");
2226 
2227 	SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "STORMFW_Version",
2228 		CTLFLAG_RD, ha->stormfw_ver, 0,
2229 		"STORM Firmware Version");
2230 
2231 	SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "MFW_Version",
2232 		CTLFLAG_RD, ha->mfw_ver, 0,
2233 		"Management Firmware Version");
2234 
2235         SYSCTL_ADD_UINT(ctx, children,
2236                 OID_AUTO, "personality", CTLFLAG_RD,
2237                 &ha->personality, ha->personality,
2238 		"\tpersonality = 0 => Ethernet Only\n"
2239 		"\tpersonality = 3 => Ethernet and RoCE\n"
2240 		"\tpersonality = 4 => Ethernet and iWARP\n"
2241 		"\tpersonality = 6 => Default in Shared Memory\n");
2242 
2243         ha->dbg_level = 0;
2244         SYSCTL_ADD_UINT(ctx, children,
2245                 OID_AUTO, "debug", CTLFLAG_RW,
2246                 &ha->dbg_level, ha->dbg_level, "Debug Level");
2247 
2248         ha->dp_level = 0x01;
2249         SYSCTL_ADD_UINT(ctx, children,
2250                 OID_AUTO, "dp_level", CTLFLAG_RW,
2251                 &ha->dp_level, ha->dp_level, "DP Level");
2252 
2253         ha->dbg_trace_lro_cnt = 0;
2254         SYSCTL_ADD_UINT(ctx, children,
2255                 OID_AUTO, "dbg_trace_lro_cnt", CTLFLAG_RW,
2256                 &ha->dbg_trace_lro_cnt, ha->dbg_trace_lro_cnt,
2257 		"Trace LRO Counts");
2258 
2259         ha->dbg_trace_tso_pkt_len = 0;
2260         SYSCTL_ADD_UINT(ctx, children,
2261                 OID_AUTO, "dbg_trace_tso_pkt_len", CTLFLAG_RW,
2262                 &ha->dbg_trace_tso_pkt_len, ha->dbg_trace_tso_pkt_len,
2263 		"Trace TSO packet lengths");
2264 
2265         ha->dp_module = 0;
2266         SYSCTL_ADD_UINT(ctx, children,
2267                 OID_AUTO, "dp_module", CTLFLAG_RW,
2268                 &ha->dp_module, ha->dp_module, "DP Module");
2269 
2270         ha->err_inject = 0;
2271 
2272         SYSCTL_ADD_UINT(ctx, children,
2273                 OID_AUTO, "err_inject", CTLFLAG_RW,
2274                 &ha->err_inject, ha->err_inject, "Error Inject");
2275 
2276 	ha->storm_stats_enable = 0;
2277 
2278 	SYSCTL_ADD_UINT(ctx, children,
2279 		OID_AUTO, "storm_stats_enable", CTLFLAG_RW,
2280 		&ha->storm_stats_enable, ha->storm_stats_enable,
2281 		"Enable Storm Statistics Gathering");
2282 
2283 	ha->storm_stats_index = 0;
2284 
2285 	SYSCTL_ADD_UINT(ctx, children,
2286 		OID_AUTO, "storm_stats_index", CTLFLAG_RD,
2287 		&ha->storm_stats_index, ha->storm_stats_index,
2288 		"Enable Storm Statistics Gathering Current Index");
2289 
2290 	ha->grcdump_taken = 0;
2291 	SYSCTL_ADD_UINT(ctx, children,
2292 		OID_AUTO, "grcdump_taken", CTLFLAG_RD,
2293 		&ha->grcdump_taken, ha->grcdump_taken,
2294 		"grcdump_taken");
2295 
2296 	ha->idle_chk_taken = 0;
2297 	SYSCTL_ADD_UINT(ctx, children,
2298 		OID_AUTO, "idle_chk_taken", CTLFLAG_RD,
2299 		&ha->idle_chk_taken, ha->idle_chk_taken,
2300 		"idle_chk_taken");
2301 
2302 	SYSCTL_ADD_UINT(ctx, children,
2303 		OID_AUTO, "rx_coalesce_usecs", CTLFLAG_RD,
2304 		&ha->rx_coalesce_usecs, ha->rx_coalesce_usecs,
2305 		"rx_coalesce_usecs");
2306 
2307 	SYSCTL_ADD_UINT(ctx, children,
2308 		OID_AUTO, "tx_coalesce_usecs", CTLFLAG_RD,
2309 		&ha->tx_coalesce_usecs, ha->tx_coalesce_usecs,
2310 		"tx_coalesce_usecs");
2311 
2312 	SYSCTL_ADD_PROC(ctx, children,
2313 		OID_AUTO, "trigger_dump", (CTLTYPE_INT | CTLFLAG_RW),
2314 		(void *)ha, 0,
2315 		qlnx_trigger_dump_sysctl, "I", "trigger_dump");
2316 
2317 	SYSCTL_ADD_PROC(ctx, children,
2318 		OID_AUTO, "set_rx_coalesce_usecs",
2319 		(CTLTYPE_INT | CTLFLAG_RW),
2320 		(void *)ha, 0,
2321 		qlnx_set_rx_coalesce, "I",
2322 		"rx interrupt coalesce period microseconds");
2323 
2324 	SYSCTL_ADD_PROC(ctx, children,
2325 		OID_AUTO, "set_tx_coalesce_usecs",
2326 		(CTLTYPE_INT | CTLFLAG_RW),
2327 		(void *)ha, 0,
2328 		qlnx_set_tx_coalesce, "I",
2329 		"tx interrupt coalesce period microseconds");
2330 
2331 	ha->rx_pkt_threshold = 128;
2332         SYSCTL_ADD_UINT(ctx, children,
2333                 OID_AUTO, "rx_pkt_threshold", CTLFLAG_RW,
2334                 &ha->rx_pkt_threshold, ha->rx_pkt_threshold,
2335 		"No. of Rx Pkts to process at a time");
2336 
2337 	ha->rx_jumbo_buf_eq_mtu = 0;
2338         SYSCTL_ADD_UINT(ctx, children,
2339                 OID_AUTO, "rx_jumbo_buf_eq_mtu", CTLFLAG_RW,
2340                 &ha->rx_jumbo_buf_eq_mtu, ha->rx_jumbo_buf_eq_mtu,
2341 		"== 0 => Rx Jumbo buffers are capped to 4Kbytes\n"
2342 		"otherwise Rx Jumbo buffers are set to >= MTU size\n");
2343 
2344 	SYSCTL_ADD_QUAD(ctx, children,
2345                 OID_AUTO, "err_illegal_intr", CTLFLAG_RD,
2346 		&ha->err_illegal_intr, "err_illegal_intr");
2347 
2348 	SYSCTL_ADD_QUAD(ctx, children,
2349                 OID_AUTO, "err_fp_null", CTLFLAG_RD,
2350 		&ha->err_fp_null, "err_fp_null");
2351 
2352 	SYSCTL_ADD_QUAD(ctx, children,
2353                 OID_AUTO, "err_get_proto_invalid_type", CTLFLAG_RD,
2354 		&ha->err_get_proto_invalid_type, "err_get_proto_invalid_type");
2355 	return;
2356 }
2357 
2358 
2359 
2360 /*****************************************************************************
2361  * Operating System Network Interface Functions
2362  *****************************************************************************/
2363 
2364 static void
2365 qlnx_init_ifnet(device_t dev, qlnx_host_t *ha)
2366 {
2367 	uint16_t	device_id;
2368         struct ifnet	*ifp;
2369 
2370         ifp = ha->ifp = if_alloc(IFT_ETHER);
2371 
2372         if (ifp == NULL)
2373                 panic("%s: cannot if_alloc()\n", device_get_nameunit(dev));
2374 
2375         if_initname(ifp, device_get_name(dev), device_get_unit(dev));
2376 
2377 	device_id = pci_get_device(ha->pci_dev);
2378 
2379 #if __FreeBSD_version >= 1000000
2380 
2381         if (device_id == QLOGIC_PCI_DEVICE_ID_1634)
2382 		ifp->if_baudrate = IF_Gbps(40);
2383         else if ((device_id == QLOGIC_PCI_DEVICE_ID_1656) ||
2384 			(device_id == QLOGIC_PCI_DEVICE_ID_8070))
2385 		ifp->if_baudrate = IF_Gbps(25);
2386         else if (device_id == QLOGIC_PCI_DEVICE_ID_1654)
2387 		ifp->if_baudrate = IF_Gbps(50);
2388         else if (device_id == QLOGIC_PCI_DEVICE_ID_1644)
2389 		ifp->if_baudrate = IF_Gbps(100);
2390 
2391         ifp->if_capabilities = IFCAP_LINKSTATE;
2392 #else
2393         ifp->if_mtu = ETHERMTU;
2394 	ifp->if_baudrate = (1 * 1000 * 1000 *1000);
2395 
2396 #endif /* #if __FreeBSD_version >= 1000000 */
2397 
2398         ifp->if_init = qlnx_init;
2399         ifp->if_softc = ha;
2400         ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
2401         ifp->if_ioctl = qlnx_ioctl;
2402         ifp->if_transmit = qlnx_transmit;
2403         ifp->if_qflush = qlnx_qflush;
2404 
2405         IFQ_SET_MAXLEN(&ifp->if_snd, qlnx_get_ifq_snd_maxlen(ha));
2406         ifp->if_snd.ifq_drv_maxlen = qlnx_get_ifq_snd_maxlen(ha);
2407         IFQ_SET_READY(&ifp->if_snd);
2408 
2409 #if __FreeBSD_version >= 1100036
2410 	if_setgetcounterfn(ifp, qlnx_get_counter);
2411 #endif
2412 
2413         ha->max_frame_size = ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
2414 
2415         memcpy(ha->primary_mac, qlnx_get_mac_addr(ha), ETH_ALEN);
2416 
2417 	if (!ha->primary_mac[0] && !ha->primary_mac[1] &&
2418 		!ha->primary_mac[2] && !ha->primary_mac[3] &&
2419 		!ha->primary_mac[4] && !ha->primary_mac[5]) {
2420 		uint32_t rnd;
2421 
2422 		rnd = arc4random();
2423 
2424 		ha->primary_mac[0] = 0x00;
2425 		ha->primary_mac[1] = 0x0e;
2426 		ha->primary_mac[2] = 0x1e;
2427 		ha->primary_mac[3] = rnd & 0xFF;
2428 		ha->primary_mac[4] = (rnd >> 8) & 0xFF;
2429 		ha->primary_mac[5] = (rnd >> 16) & 0xFF;
2430 	}
2431 
2432 	ether_ifattach(ifp, ha->primary_mac);
2433 	bcopy(IF_LLADDR(ha->ifp), ha->primary_mac, ETHER_ADDR_LEN);
2434 
2435 	ifp->if_capabilities = IFCAP_HWCSUM;
2436 	ifp->if_capabilities |= IFCAP_JUMBO_MTU;
2437 
2438 	ifp->if_capabilities |= IFCAP_VLAN_MTU;
2439 	ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING;
2440 	ifp->if_capabilities |= IFCAP_VLAN_HWFILTER;
2441 	ifp->if_capabilities |= IFCAP_VLAN_HWCSUM;
2442 	ifp->if_capabilities |= IFCAP_VLAN_HWTSO;
2443 	ifp->if_capabilities |= IFCAP_TSO4;
2444 	ifp->if_capabilities |= IFCAP_TSO6;
2445 	ifp->if_capabilities |= IFCAP_LRO;
2446 
2447 	ifp->if_hw_tsomax =  QLNX_MAX_TSO_FRAME_SIZE -
2448 				(ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN);
2449 	ifp->if_hw_tsomaxsegcount = QLNX_MAX_SEGMENTS - 1 /* hdr */;
2450 	ifp->if_hw_tsomaxsegsize = QLNX_MAX_TX_MBUF_SIZE;
2451 
2452 
2453         ifp->if_capenable = ifp->if_capabilities;
2454 
2455 	ifp->if_hwassist = CSUM_IP;
2456 	ifp->if_hwassist |= CSUM_TCP | CSUM_UDP;
2457 	ifp->if_hwassist |= CSUM_TCP_IPV6 | CSUM_UDP_IPV6;
2458 	ifp->if_hwassist |= CSUM_TSO;
2459 
2460 	ifp->if_hdrlen = sizeof(struct ether_vlan_header);
2461 
2462         ifmedia_init(&ha->media, IFM_IMASK, qlnx_media_change,\
2463 		qlnx_media_status);
2464 
2465         if (device_id == QLOGIC_PCI_DEVICE_ID_1634) {
2466 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_40G_LR4), 0, NULL);
2467 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_40G_SR4), 0, NULL);
2468 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_40G_CR4), 0, NULL);
2469         } else if ((device_id == QLOGIC_PCI_DEVICE_ID_1656) ||
2470 			(device_id == QLOGIC_PCI_DEVICE_ID_8070)) {
2471 		ifmedia_add(&ha->media, (IFM_ETHER | QLNX_IFM_25G_SR), 0, NULL);
2472 		ifmedia_add(&ha->media, (IFM_ETHER | QLNX_IFM_25G_CR), 0, NULL);
2473         } else if (device_id == QLOGIC_PCI_DEVICE_ID_1654) {
2474 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_50G_KR2), 0, NULL);
2475 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_50G_CR2), 0, NULL);
2476         } else if (device_id == QLOGIC_PCI_DEVICE_ID_1644) {
2477 		ifmedia_add(&ha->media,
2478 			(IFM_ETHER | QLNX_IFM_100G_LR4), 0, NULL);
2479 		ifmedia_add(&ha->media,
2480 			(IFM_ETHER | QLNX_IFM_100G_SR4), 0, NULL);
2481 		ifmedia_add(&ha->media,
2482 			(IFM_ETHER | QLNX_IFM_100G_CR4), 0, NULL);
2483 	}
2484 
2485         ifmedia_add(&ha->media, (IFM_ETHER | IFM_FDX), 0, NULL);
2486         ifmedia_add(&ha->media, (IFM_ETHER | IFM_AUTO), 0, NULL);
2487 
2488 
2489         ifmedia_set(&ha->media, (IFM_ETHER | IFM_AUTO));
2490 
2491         QL_DPRINT2(ha, "exit\n");
2492 
2493         return;
2494 }
2495 
2496 static void
2497 qlnx_init_locked(qlnx_host_t *ha)
2498 {
2499 	struct ifnet	*ifp = ha->ifp;
2500 
2501 	QL_DPRINT1(ha, "Driver Initialization start \n");
2502 
2503 	qlnx_stop(ha);
2504 
2505 	if (qlnx_load(ha) == 0) {
2506 
2507 		ifp->if_drv_flags |= IFF_DRV_RUNNING;
2508 		ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
2509 
2510 #ifdef QLNX_ENABLE_IWARP
2511 		if (qlnx_vf_device(ha) != 0) {
2512 			qlnx_rdma_dev_open(ha);
2513 		}
2514 #endif /* #ifdef QLNX_ENABLE_IWARP */
2515 	}
2516 
2517 	return;
2518 }
2519 
2520 static void
2521 qlnx_init(void *arg)
2522 {
2523 	qlnx_host_t	*ha;
2524 
2525 	ha = (qlnx_host_t *)arg;
2526 
2527 	QL_DPRINT2(ha, "enter\n");
2528 
2529 	QLNX_LOCK(ha);
2530 	qlnx_init_locked(ha);
2531 	QLNX_UNLOCK(ha);
2532 
2533 	QL_DPRINT2(ha, "exit\n");
2534 
2535 	return;
2536 }
2537 
2538 static int
2539 qlnx_config_mcast_mac_addr(qlnx_host_t *ha, uint8_t *mac_addr, uint32_t add_mac)
2540 {
2541 	struct ecore_filter_mcast	*mcast;
2542 	struct ecore_dev		*cdev;
2543 	int				rc;
2544 
2545 	cdev = &ha->cdev;
2546 
2547 	mcast = &ha->ecore_mcast;
2548 	bzero(mcast, sizeof(struct ecore_filter_mcast));
2549 
2550 	if (add_mac)
2551 		mcast->opcode = ECORE_FILTER_ADD;
2552 	else
2553 		mcast->opcode = ECORE_FILTER_REMOVE;
2554 
2555 	mcast->num_mc_addrs = 1;
2556 	memcpy(mcast->mac, mac_addr, ETH_ALEN);
2557 
2558 	rc = ecore_filter_mcast_cmd(cdev, mcast, ECORE_SPQ_MODE_CB, NULL);
2559 
2560 	return (rc);
2561 }
2562 
2563 static int
2564 qlnx_hw_add_mcast(qlnx_host_t *ha, uint8_t *mta)
2565 {
2566         int	i;
2567 
2568         for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
2569 
2570                 if (QL_MAC_CMP(ha->mcast[i].addr, mta) == 0)
2571                         return 0; /* its been already added */
2572         }
2573 
2574         for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
2575 
2576                 if ((ha->mcast[i].addr[0] == 0) &&
2577                         (ha->mcast[i].addr[1] == 0) &&
2578                         (ha->mcast[i].addr[2] == 0) &&
2579                         (ha->mcast[i].addr[3] == 0) &&
2580                         (ha->mcast[i].addr[4] == 0) &&
2581                         (ha->mcast[i].addr[5] == 0)) {
2582 
2583                         if (qlnx_config_mcast_mac_addr(ha, mta, 1))
2584                                 return (-1);
2585 
2586                         bcopy(mta, ha->mcast[i].addr, ETH_ALEN);
2587                         ha->nmcast++;
2588 
2589                         return 0;
2590                 }
2591         }
2592         return 0;
2593 }
2594 
2595 static int
2596 qlnx_hw_del_mcast(qlnx_host_t *ha, uint8_t *mta)
2597 {
2598         int	i;
2599 
2600         for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
2601                 if (QL_MAC_CMP(ha->mcast[i].addr, mta) == 0) {
2602 
2603                         if (qlnx_config_mcast_mac_addr(ha, mta, 0))
2604                                 return (-1);
2605 
2606                         ha->mcast[i].addr[0] = 0;
2607                         ha->mcast[i].addr[1] = 0;
2608                         ha->mcast[i].addr[2] = 0;
2609                         ha->mcast[i].addr[3] = 0;
2610                         ha->mcast[i].addr[4] = 0;
2611                         ha->mcast[i].addr[5] = 0;
2612 
2613                         ha->nmcast--;
2614 
2615                         return 0;
2616                 }
2617         }
2618         return 0;
2619 }
2620 
2621 /*
2622  * Name: qls_hw_set_multi
2623  * Function: Sets the Multicast Addresses provided the host O.S into the
2624  *      hardware (for the given interface)
2625  */
2626 static void
2627 qlnx_hw_set_multi(qlnx_host_t *ha, uint8_t *mta, uint32_t mcnt,
2628 	uint32_t add_mac)
2629 {
2630         int	i;
2631 
2632         for (i = 0; i < mcnt; i++) {
2633                 if (add_mac) {
2634                         if (qlnx_hw_add_mcast(ha, mta))
2635                                 break;
2636                 } else {
2637                         if (qlnx_hw_del_mcast(ha, mta))
2638                                 break;
2639                 }
2640 
2641                 mta += ETHER_HDR_LEN;
2642         }
2643         return;
2644 }
2645 
2646 
2647 #define QLNX_MCAST_ADDRS_SIZE (QLNX_MAX_NUM_MULTICAST_ADDRS * ETHER_HDR_LEN)
2648 static int
2649 qlnx_set_multi(qlnx_host_t *ha, uint32_t add_multi)
2650 {
2651 	uint8_t			mta[QLNX_MCAST_ADDRS_SIZE];
2652 	struct ifmultiaddr	*ifma;
2653 	int			mcnt = 0;
2654 	struct ifnet		*ifp = ha->ifp;
2655 	int			ret = 0;
2656 
2657 	if (qlnx_vf_device(ha) == 0)
2658 		return (0);
2659 
2660 	if_maddr_rlock(ifp);
2661 
2662 	CK_STAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
2663 
2664 		if (ifma->ifma_addr->sa_family != AF_LINK)
2665 			continue;
2666 
2667 		if (mcnt == QLNX_MAX_NUM_MULTICAST_ADDRS)
2668 			break;
2669 
2670 		bcopy(LLADDR((struct sockaddr_dl *) ifma->ifma_addr),
2671 			&mta[mcnt * ETHER_HDR_LEN], ETHER_HDR_LEN);
2672 
2673 		mcnt++;
2674 	}
2675 
2676 	if_maddr_runlock(ifp);
2677 
2678 	QLNX_LOCK(ha);
2679 	qlnx_hw_set_multi(ha, mta, mcnt, add_multi);
2680 	QLNX_UNLOCK(ha);
2681 
2682 	return (ret);
2683 }
2684 
2685 static int
2686 qlnx_set_promisc(qlnx_host_t *ha)
2687 {
2688 	int	rc = 0;
2689 	uint8_t	filter;
2690 
2691 	if (qlnx_vf_device(ha) == 0)
2692 		return (0);
2693 
2694 	filter = ha->filter;
2695 	filter |= ECORE_ACCEPT_MCAST_UNMATCHED;
2696 	filter |= ECORE_ACCEPT_UCAST_UNMATCHED;
2697 
2698 	rc = qlnx_set_rx_accept_filter(ha, filter);
2699 	return (rc);
2700 }
2701 
2702 static int
2703 qlnx_set_allmulti(qlnx_host_t *ha)
2704 {
2705 	int	rc = 0;
2706 	uint8_t	filter;
2707 
2708 	if (qlnx_vf_device(ha) == 0)
2709 		return (0);
2710 
2711 	filter = ha->filter;
2712 	filter |= ECORE_ACCEPT_MCAST_UNMATCHED;
2713 	rc = qlnx_set_rx_accept_filter(ha, filter);
2714 
2715 	return (rc);
2716 }
2717 
2718 
2719 static int
2720 qlnx_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
2721 {
2722 	int		ret = 0, mask;
2723 	struct ifreq	*ifr = (struct ifreq *)data;
2724 	struct ifaddr	*ifa = (struct ifaddr *)data;
2725 	qlnx_host_t	*ha;
2726 
2727 	ha = (qlnx_host_t *)ifp->if_softc;
2728 
2729 	switch (cmd) {
2730 	case SIOCSIFADDR:
2731 		QL_DPRINT4(ha, "SIOCSIFADDR (0x%lx)\n", cmd);
2732 
2733 		if (ifa->ifa_addr->sa_family == AF_INET) {
2734 			ifp->if_flags |= IFF_UP;
2735 			if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) {
2736 				QLNX_LOCK(ha);
2737 				qlnx_init_locked(ha);
2738 				QLNX_UNLOCK(ha);
2739 			}
2740 			QL_DPRINT4(ha, "SIOCSIFADDR (0x%lx) ipv4 [0x%08x]\n",
2741 				   cmd, ntohl(IA_SIN(ifa)->sin_addr.s_addr));
2742 
2743 			arp_ifinit(ifp, ifa);
2744 		} else {
2745 			ether_ioctl(ifp, cmd, data);
2746 		}
2747 		break;
2748 
2749 	case SIOCSIFMTU:
2750 		QL_DPRINT4(ha, "SIOCSIFMTU (0x%lx)\n", cmd);
2751 
2752 		if (ifr->ifr_mtu > QLNX_MAX_MTU) {
2753 			ret = EINVAL;
2754 		} else {
2755 			QLNX_LOCK(ha);
2756 			ifp->if_mtu = ifr->ifr_mtu;
2757 			ha->max_frame_size =
2758 				ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
2759 			if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
2760 				qlnx_init_locked(ha);
2761 			}
2762 
2763 			QLNX_UNLOCK(ha);
2764 		}
2765 
2766 		break;
2767 
2768 	case SIOCSIFFLAGS:
2769 		QL_DPRINT4(ha, "SIOCSIFFLAGS (0x%lx)\n", cmd);
2770 
2771 		QLNX_LOCK(ha);
2772 
2773 		if (ifp->if_flags & IFF_UP) {
2774 			if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
2775 				if ((ifp->if_flags ^ ha->if_flags) &
2776 					IFF_PROMISC) {
2777 					ret = qlnx_set_promisc(ha);
2778 				} else if ((ifp->if_flags ^ ha->if_flags) &
2779 					IFF_ALLMULTI) {
2780 					ret = qlnx_set_allmulti(ha);
2781 				}
2782 			} else {
2783 				ha->max_frame_size = ifp->if_mtu +
2784 					ETHER_HDR_LEN + ETHER_CRC_LEN;
2785 				qlnx_init_locked(ha);
2786 			}
2787 		} else {
2788 			if (ifp->if_drv_flags & IFF_DRV_RUNNING)
2789 				qlnx_stop(ha);
2790 			ha->if_flags = ifp->if_flags;
2791 		}
2792 
2793 		QLNX_UNLOCK(ha);
2794 		break;
2795 
2796 	case SIOCADDMULTI:
2797 		QL_DPRINT4(ha, "%s (0x%lx)\n", "SIOCADDMULTI", cmd);
2798 
2799 		if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
2800 			if (qlnx_set_multi(ha, 1))
2801 				ret = EINVAL;
2802 		}
2803 		break;
2804 
2805 	case SIOCDELMULTI:
2806 		QL_DPRINT4(ha, "%s (0x%lx)\n", "SIOCDELMULTI", cmd);
2807 
2808 		if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
2809 			if (qlnx_set_multi(ha, 0))
2810 				ret = EINVAL;
2811 		}
2812 		break;
2813 
2814 	case SIOCSIFMEDIA:
2815 	case SIOCGIFMEDIA:
2816 		QL_DPRINT4(ha, "SIOCSIFMEDIA/SIOCGIFMEDIA (0x%lx)\n", cmd);
2817 
2818 		ret = ifmedia_ioctl(ifp, ifr, &ha->media, cmd);
2819 		break;
2820 
2821 	case SIOCSIFCAP:
2822 
2823 		mask = ifr->ifr_reqcap ^ ifp->if_capenable;
2824 
2825 		QL_DPRINT4(ha, "SIOCSIFCAP (0x%lx)\n", cmd);
2826 
2827 		if (mask & IFCAP_HWCSUM)
2828 			ifp->if_capenable ^= IFCAP_HWCSUM;
2829 		if (mask & IFCAP_TSO4)
2830 			ifp->if_capenable ^= IFCAP_TSO4;
2831 		if (mask & IFCAP_TSO6)
2832 			ifp->if_capenable ^= IFCAP_TSO6;
2833 		if (mask & IFCAP_VLAN_HWTAGGING)
2834 			ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING;
2835 		if (mask & IFCAP_VLAN_HWTSO)
2836 			ifp->if_capenable ^= IFCAP_VLAN_HWTSO;
2837 		if (mask & IFCAP_LRO)
2838 			ifp->if_capenable ^= IFCAP_LRO;
2839 
2840 		QLNX_LOCK(ha);
2841 
2842 		if (ifp->if_drv_flags & IFF_DRV_RUNNING)
2843 			qlnx_init_locked(ha);
2844 
2845 		QLNX_UNLOCK(ha);
2846 
2847 		VLAN_CAPABILITIES(ifp);
2848 		break;
2849 
2850 #if (__FreeBSD_version >= 1100101)
2851 
2852 	case SIOCGI2C:
2853 	{
2854 		struct ifi2creq i2c;
2855 		struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[0];
2856 		struct ecore_ptt *p_ptt;
2857 
2858 		ret = copyin(ifr_data_get_ptr(ifr), &i2c, sizeof(i2c));
2859 
2860 		if (ret)
2861 			break;
2862 
2863 		if ((i2c.len > sizeof (i2c.data)) ||
2864 			(i2c.dev_addr != 0xA0 && i2c.dev_addr != 0xA2)) {
2865 			ret = EINVAL;
2866 			break;
2867 		}
2868 
2869 		p_ptt = ecore_ptt_acquire(p_hwfn);
2870 
2871 		if (!p_ptt) {
2872 			QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
2873 			ret = -1;
2874 			break;
2875 		}
2876 
2877 		ret = ecore_mcp_phy_sfp_read(p_hwfn, p_ptt,
2878 			(ha->pci_func & 0x1), i2c.dev_addr, i2c.offset,
2879 			i2c.len, &i2c.data[0]);
2880 
2881 		ecore_ptt_release(p_hwfn, p_ptt);
2882 
2883 		if (ret) {
2884 			ret = -1;
2885 			break;
2886 		}
2887 
2888 		ret = copyout(&i2c, ifr_data_get_ptr(ifr), sizeof(i2c));
2889 
2890 		QL_DPRINT8(ha, "SIOCGI2C copyout ret = %d \
2891 			 len = %d addr = 0x%02x offset = 0x%04x \
2892 			 data[0..7]=0x%02x 0x%02x 0x%02x 0x%02x 0x%02x \
2893 			 0x%02x 0x%02x 0x%02x\n",
2894 			ret, i2c.len, i2c.dev_addr, i2c.offset,
2895 			i2c.data[0], i2c.data[1], i2c.data[2], i2c.data[3],
2896 			i2c.data[4], i2c.data[5], i2c.data[6], i2c.data[7]);
2897 		break;
2898 	}
2899 #endif /* #if (__FreeBSD_version >= 1100101) */
2900 
2901 	default:
2902 		QL_DPRINT4(ha, "default (0x%lx)\n", cmd);
2903 		ret = ether_ioctl(ifp, cmd, data);
2904 		break;
2905 	}
2906 
2907 	return (ret);
2908 }
2909 
2910 static int
2911 qlnx_media_change(struct ifnet *ifp)
2912 {
2913 	qlnx_host_t	*ha;
2914 	struct ifmedia	*ifm;
2915 	int		ret = 0;
2916 
2917 	ha = (qlnx_host_t *)ifp->if_softc;
2918 
2919 	QL_DPRINT2(ha, "enter\n");
2920 
2921 	ifm = &ha->media;
2922 
2923 	if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER)
2924 		ret = EINVAL;
2925 
2926 	QL_DPRINT2(ha, "exit\n");
2927 
2928 	return (ret);
2929 }
2930 
2931 static void
2932 qlnx_media_status(struct ifnet *ifp, struct ifmediareq *ifmr)
2933 {
2934 	qlnx_host_t		*ha;
2935 
2936 	ha = (qlnx_host_t *)ifp->if_softc;
2937 
2938 	QL_DPRINT2(ha, "enter\n");
2939 
2940 	ifmr->ifm_status = IFM_AVALID;
2941 	ifmr->ifm_active = IFM_ETHER;
2942 
2943 	if (ha->link_up) {
2944 		ifmr->ifm_status |= IFM_ACTIVE;
2945 		ifmr->ifm_active |=
2946 			(IFM_FDX | qlnx_get_optics(ha, &ha->if_link));
2947 
2948 		if (ha->if_link.link_partner_caps &
2949 			(QLNX_LINK_CAP_Pause | QLNX_LINK_CAP_Asym_Pause))
2950 			ifmr->ifm_active |=
2951 				(IFM_ETH_RXPAUSE | IFM_ETH_TXPAUSE);
2952 	}
2953 
2954 	QL_DPRINT2(ha, "exit (%s)\n", (ha->link_up ? "link_up" : "link_down"));
2955 
2956 	return;
2957 }
2958 
2959 
2960 static void
2961 qlnx_free_tx_pkt(qlnx_host_t *ha, struct qlnx_fastpath *fp,
2962 	struct qlnx_tx_queue *txq)
2963 {
2964 	u16			idx;
2965 	struct mbuf		*mp;
2966 	bus_dmamap_t		map;
2967 	int			i;
2968 	struct eth_tx_bd	*tx_data_bd;
2969 	struct eth_tx_1st_bd	*first_bd;
2970 	int			nbds = 0;
2971 
2972 	idx = txq->sw_tx_cons;
2973 	mp = txq->sw_tx_ring[idx].mp;
2974 	map = txq->sw_tx_ring[idx].map;
2975 
2976 	if ((mp == NULL) || QL_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_MBUF_NULL)){
2977 
2978 		QL_RESET_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_MBUF_NULL);
2979 
2980 		QL_DPRINT1(ha, "(mp == NULL) "
2981 			" tx_idx = 0x%x"
2982 			" ecore_prod_idx = 0x%x"
2983 			" ecore_cons_idx = 0x%x"
2984 			" hw_bd_cons = 0x%x"
2985 			" txq_db_last = 0x%x"
2986 			" elem_left = 0x%x\n",
2987 			fp->rss_id,
2988 			ecore_chain_get_prod_idx(&txq->tx_pbl),
2989 			ecore_chain_get_cons_idx(&txq->tx_pbl),
2990 			le16toh(*txq->hw_cons_ptr),
2991 			txq->tx_db.raw,
2992 			ecore_chain_get_elem_left(&txq->tx_pbl));
2993 
2994 		fp->err_tx_free_pkt_null++;
2995 
2996 		//DEBUG
2997 		qlnx_trigger_dump(ha);
2998 
2999 		return;
3000 	} else {
3001 
3002 		QLNX_INC_OPACKETS((ha->ifp));
3003 		QLNX_INC_OBYTES((ha->ifp), (mp->m_pkthdr.len));
3004 
3005 		bus_dmamap_sync(ha->tx_tag, map, BUS_DMASYNC_POSTWRITE);
3006 		bus_dmamap_unload(ha->tx_tag, map);
3007 
3008 		fp->tx_pkts_freed++;
3009 		fp->tx_pkts_completed++;
3010 
3011 		m_freem(mp);
3012 	}
3013 
3014 	first_bd = (struct eth_tx_1st_bd *)ecore_chain_consume(&txq->tx_pbl);
3015 	nbds = first_bd->data.nbds;
3016 
3017 //	BD_SET_UNMAP_ADDR_LEN(first_bd, 0, 0);
3018 
3019 	for (i = 1; i < nbds; i++) {
3020 		tx_data_bd = ecore_chain_consume(&txq->tx_pbl);
3021 //		BD_SET_UNMAP_ADDR_LEN(tx_data_bd, 0, 0);
3022 	}
3023 	txq->sw_tx_ring[idx].flags = 0;
3024 	txq->sw_tx_ring[idx].mp = NULL;
3025 	txq->sw_tx_ring[idx].map = (bus_dmamap_t)0;
3026 
3027 	return;
3028 }
3029 
3030 static void
3031 qlnx_tx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp,
3032 	struct qlnx_tx_queue *txq)
3033 {
3034 	u16 hw_bd_cons;
3035 	u16 ecore_cons_idx;
3036 	uint16_t diff;
3037 	uint16_t idx, idx2;
3038 
3039 	hw_bd_cons = le16toh(*txq->hw_cons_ptr);
3040 
3041 	while (hw_bd_cons !=
3042 		(ecore_cons_idx = ecore_chain_get_cons_idx(&txq->tx_pbl))) {
3043 
3044 		if (hw_bd_cons < ecore_cons_idx) {
3045 			diff = (1 << 16) - (ecore_cons_idx - hw_bd_cons);
3046 		} else {
3047 			diff = hw_bd_cons - ecore_cons_idx;
3048 		}
3049 		if ((diff > TX_RING_SIZE) ||
3050 			QL_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_DIFF)){
3051 
3052 			QL_RESET_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_DIFF);
3053 
3054 			QL_DPRINT1(ha, "(diff = 0x%x) "
3055 				" tx_idx = 0x%x"
3056 				" ecore_prod_idx = 0x%x"
3057 				" ecore_cons_idx = 0x%x"
3058 				" hw_bd_cons = 0x%x"
3059 				" txq_db_last = 0x%x"
3060 				" elem_left = 0x%x\n",
3061 				diff,
3062 				fp->rss_id,
3063 				ecore_chain_get_prod_idx(&txq->tx_pbl),
3064 				ecore_chain_get_cons_idx(&txq->tx_pbl),
3065 				le16toh(*txq->hw_cons_ptr),
3066 				txq->tx_db.raw,
3067 				ecore_chain_get_elem_left(&txq->tx_pbl));
3068 
3069 			fp->err_tx_cons_idx_conflict++;
3070 
3071 			//DEBUG
3072 			qlnx_trigger_dump(ha);
3073 		}
3074 
3075 		idx = (txq->sw_tx_cons + 1) & (TX_RING_SIZE - 1);
3076 		idx2 = (txq->sw_tx_cons + 2) & (TX_RING_SIZE - 1);
3077 		prefetch(txq->sw_tx_ring[idx].mp);
3078 		prefetch(txq->sw_tx_ring[idx2].mp);
3079 
3080 		qlnx_free_tx_pkt(ha, fp, txq);
3081 
3082 		txq->sw_tx_cons = (txq->sw_tx_cons + 1) & (TX_RING_SIZE - 1);
3083 	}
3084 	return;
3085 }
3086 
3087 static int
3088 qlnx_transmit_locked(struct ifnet *ifp,struct qlnx_fastpath  *fp, struct mbuf  *mp)
3089 {
3090         int                     ret = 0;
3091         struct qlnx_tx_queue    *txq;
3092         qlnx_host_t *           ha;
3093         uint16_t elem_left;
3094 
3095         txq = fp->txq[0];
3096         ha = (qlnx_host_t *)fp->edev;
3097 
3098 
3099         if ((!(ifp->if_drv_flags & IFF_DRV_RUNNING)) || (!ha->link_up)) {
3100                 if(mp != NULL)
3101                         ret = drbr_enqueue(ifp, fp->tx_br, mp);
3102                 return (ret);
3103         }
3104 
3105         if(mp != NULL)
3106                 ret  = drbr_enqueue(ifp, fp->tx_br, mp);
3107 
3108         mp = drbr_peek(ifp, fp->tx_br);
3109 
3110         while (mp != NULL) {
3111 
3112                 if (qlnx_send(ha, fp, &mp)) {
3113 
3114                         if (mp != NULL) {
3115                                 drbr_putback(ifp, fp->tx_br, mp);
3116                         } else {
3117                                 fp->tx_pkts_processed++;
3118                                 drbr_advance(ifp, fp->tx_br);
3119                         }
3120                         goto qlnx_transmit_locked_exit;
3121 
3122                 } else {
3123                         drbr_advance(ifp, fp->tx_br);
3124                         fp->tx_pkts_transmitted++;
3125                         fp->tx_pkts_processed++;
3126                 }
3127 
3128                 mp = drbr_peek(ifp, fp->tx_br);
3129         }
3130 
3131 qlnx_transmit_locked_exit:
3132         if((qlnx_num_tx_compl(ha,fp, fp->txq[0]) > QLNX_TX_COMPL_THRESH) ||
3133                 ((int)(elem_left = ecore_chain_get_elem_left(&txq->tx_pbl))
3134                                         < QLNX_TX_ELEM_MAX_THRESH))
3135                 (void)qlnx_tx_int(ha, fp, fp->txq[0]);
3136 
3137         QL_DPRINT2(ha, "%s: exit ret = %d\n", __func__, ret);
3138         return ret;
3139 }
3140 
3141 
3142 static int
3143 qlnx_transmit(struct ifnet *ifp, struct mbuf  *mp)
3144 {
3145         qlnx_host_t		*ha = (qlnx_host_t *)ifp->if_softc;
3146         struct qlnx_fastpath	*fp;
3147         int			rss_id = 0, ret = 0;
3148 
3149 #ifdef QLNX_TRACEPERF_DATA
3150         uint64_t tx_pkts = 0, tx_compl = 0;
3151 #endif
3152 
3153         QL_DPRINT2(ha, "enter\n");
3154 
3155 #if __FreeBSD_version >= 1100000
3156         if (M_HASHTYPE_GET(mp) != M_HASHTYPE_NONE)
3157 #else
3158         if (mp->m_flags & M_FLOWID)
3159 #endif
3160                 rss_id = (mp->m_pkthdr.flowid % ECORE_RSS_IND_TABLE_SIZE) %
3161 					ha->num_rss;
3162 
3163         fp = &ha->fp_array[rss_id];
3164 
3165         if (fp->tx_br == NULL) {
3166                 ret = EINVAL;
3167                 goto qlnx_transmit_exit;
3168         }
3169 
3170         if (mtx_trylock(&fp->tx_mtx)) {
3171 
3172 #ifdef QLNX_TRACEPERF_DATA
3173                         tx_pkts = fp->tx_pkts_transmitted;
3174                         tx_compl = fp->tx_pkts_completed;
3175 #endif
3176 
3177                         ret = qlnx_transmit_locked(ifp, fp, mp);
3178 
3179 #ifdef QLNX_TRACEPERF_DATA
3180                         fp->tx_pkts_trans_ctx += (fp->tx_pkts_transmitted - tx_pkts);
3181                         fp->tx_pkts_compl_ctx += (fp->tx_pkts_completed - tx_compl);
3182 #endif
3183                         mtx_unlock(&fp->tx_mtx);
3184         } else {
3185                 if (mp != NULL && (fp->fp_taskqueue != NULL)) {
3186                         ret = drbr_enqueue(ifp, fp->tx_br, mp);
3187                         taskqueue_enqueue(fp->fp_taskqueue, &fp->fp_task);
3188                 }
3189         }
3190 
3191 qlnx_transmit_exit:
3192 
3193         QL_DPRINT2(ha, "exit ret = %d\n", ret);
3194         return ret;
3195 }
3196 
3197 static void
3198 qlnx_qflush(struct ifnet *ifp)
3199 {
3200 	int			rss_id;
3201 	struct qlnx_fastpath	*fp;
3202 	struct mbuf		*mp;
3203 	qlnx_host_t		*ha;
3204 
3205 	ha = (qlnx_host_t *)ifp->if_softc;
3206 
3207 	QL_DPRINT2(ha, "enter\n");
3208 
3209 	for (rss_id = 0; rss_id < ha->num_rss; rss_id++) {
3210 
3211 		fp = &ha->fp_array[rss_id];
3212 
3213 		if (fp == NULL)
3214 			continue;
3215 
3216 		if (fp->tx_br) {
3217 			mtx_lock(&fp->tx_mtx);
3218 
3219 			while ((mp = drbr_dequeue(ifp, fp->tx_br)) != NULL) {
3220 				fp->tx_pkts_freed++;
3221 				m_freem(mp);
3222 			}
3223 			mtx_unlock(&fp->tx_mtx);
3224 		}
3225 	}
3226 	QL_DPRINT2(ha, "exit\n");
3227 
3228 	return;
3229 }
3230 
3231 static void
3232 qlnx_txq_doorbell_wr32(qlnx_host_t *ha, void *reg_addr, uint32_t value)
3233 {
3234 	struct ecore_dev	*cdev;
3235 	uint32_t		offset;
3236 
3237 	cdev = &ha->cdev;
3238 
3239 	offset = (uint32_t)((uint8_t *)reg_addr - (uint8_t *)ha->pci_dbells);
3240 
3241 	bus_write_4(ha->pci_dbells, offset, value);
3242 	bus_barrier(ha->pci_reg,  0, 0, BUS_SPACE_BARRIER_READ);
3243 	bus_barrier(ha->pci_dbells,  0, 0, BUS_SPACE_BARRIER_READ);
3244 
3245 	return;
3246 }
3247 
3248 static uint32_t
3249 qlnx_tcp_offset(qlnx_host_t *ha, struct mbuf *mp)
3250 {
3251         struct ether_vlan_header	*eh = NULL;
3252         struct ip			*ip = NULL;
3253         struct ip6_hdr			*ip6 = NULL;
3254         struct tcphdr			*th = NULL;
3255         uint32_t			ehdrlen = 0, ip_hlen = 0, offset = 0;
3256         uint16_t			etype = 0;
3257         device_t			dev;
3258         uint8_t				buf[sizeof(struct ip6_hdr)];
3259 
3260         dev = ha->pci_dev;
3261 
3262         eh = mtod(mp, struct ether_vlan_header *);
3263 
3264         if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
3265                 ehdrlen = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN;
3266                 etype = ntohs(eh->evl_proto);
3267         } else {
3268                 ehdrlen = ETHER_HDR_LEN;
3269                 etype = ntohs(eh->evl_encap_proto);
3270         }
3271 
3272         switch (etype) {
3273 
3274                 case ETHERTYPE_IP:
3275                         ip = (struct ip *)(mp->m_data + ehdrlen);
3276 
3277                         ip_hlen = sizeof (struct ip);
3278 
3279                         if (mp->m_len < (ehdrlen + ip_hlen)) {
3280                                 m_copydata(mp, ehdrlen, sizeof(struct ip), buf);
3281                                 ip = (struct ip *)buf;
3282                         }
3283 
3284                         th = (struct tcphdr *)(ip + 1);
3285 			offset = ip_hlen + ehdrlen + (th->th_off << 2);
3286                 break;
3287 
3288                 case ETHERTYPE_IPV6:
3289                         ip6 = (struct ip6_hdr *)(mp->m_data + ehdrlen);
3290 
3291                         ip_hlen = sizeof(struct ip6_hdr);
3292 
3293                         if (mp->m_len < (ehdrlen + ip_hlen)) {
3294                                 m_copydata(mp, ehdrlen, sizeof (struct ip6_hdr),
3295                                         buf);
3296                                 ip6 = (struct ip6_hdr *)buf;
3297                         }
3298                         th = (struct tcphdr *)(ip6 + 1);
3299 			offset = ip_hlen + ehdrlen + (th->th_off << 2);
3300                 break;
3301 
3302                 default:
3303                 break;
3304         }
3305 
3306         return (offset);
3307 }
3308 
3309 static __inline int
3310 qlnx_tso_check(struct qlnx_fastpath *fp, bus_dma_segment_t *segs, int nsegs,
3311 	uint32_t offset)
3312 {
3313 	int			i;
3314 	uint32_t		sum, nbds_in_hdr = 1;
3315         uint32_t		window;
3316         bus_dma_segment_t	*s_seg;
3317 
3318         /* If the header spans mulitple segments, skip those segments */
3319 
3320         if (nsegs < ETH_TX_LSO_WINDOW_BDS_NUM)
3321                 return (0);
3322 
3323         i = 0;
3324 
3325         while ((i < nsegs) && (offset >= segs->ds_len)) {
3326                 offset = offset - segs->ds_len;
3327                 segs++;
3328                 i++;
3329                 nbds_in_hdr++;
3330         }
3331 
3332         window = ETH_TX_LSO_WINDOW_BDS_NUM - nbds_in_hdr;
3333 
3334         nsegs = nsegs - i;
3335 
3336         while (nsegs >= window) {
3337 
3338                 sum = 0;
3339                 s_seg = segs;
3340 
3341                 for (i = 0; i < window; i++){
3342                         sum += s_seg->ds_len;
3343                         s_seg++;
3344                 }
3345 
3346                 if (sum < ETH_TX_LSO_WINDOW_MIN_LEN) {
3347                         fp->tx_lso_wnd_min_len++;
3348                         return (-1);
3349                 }
3350 
3351                 nsegs = nsegs - 1;
3352                 segs++;
3353         }
3354 
3355 	return (0);
3356 }
3357 
3358 static int
3359 qlnx_send(qlnx_host_t *ha, struct qlnx_fastpath *fp, struct mbuf **m_headp)
3360 {
3361 	bus_dma_segment_t	*segs;
3362 	bus_dmamap_t		map = 0;
3363 	uint32_t		nsegs = 0;
3364 	int			ret = -1;
3365 	struct mbuf		*m_head = *m_headp;
3366 	uint16_t		idx = 0;
3367 	uint16_t		elem_left;
3368 
3369 	uint8_t			nbd = 0;
3370 	struct qlnx_tx_queue    *txq;
3371 
3372 	struct eth_tx_1st_bd    *first_bd;
3373 	struct eth_tx_2nd_bd    *second_bd;
3374 	struct eth_tx_3rd_bd    *third_bd;
3375 	struct eth_tx_bd        *tx_data_bd;
3376 
3377 	int			seg_idx = 0;
3378 	uint32_t		nbds_in_hdr = 0;
3379 	uint32_t		offset = 0;
3380 
3381 #ifdef QLNX_TRACE_PERF_DATA
3382         uint16_t                bd_used;
3383 #endif
3384 
3385 	QL_DPRINT8(ha, "enter[%d]\n", fp->rss_id);
3386 
3387 	if (!ha->link_up)
3388 		return (-1);
3389 
3390 	first_bd	= NULL;
3391 	second_bd	= NULL;
3392 	third_bd	= NULL;
3393 	tx_data_bd	= NULL;
3394 
3395 	txq = fp->txq[0];
3396 
3397         if ((int)(elem_left = ecore_chain_get_elem_left(&txq->tx_pbl)) <
3398 		QLNX_TX_ELEM_MIN_THRESH) {
3399 
3400                 fp->tx_nsegs_gt_elem_left++;
3401                 fp->err_tx_nsegs_gt_elem_left++;
3402 
3403                 return (ENOBUFS);
3404         }
3405 
3406 	idx = txq->sw_tx_prod;
3407 
3408 	map = txq->sw_tx_ring[idx].map;
3409 	segs = txq->segs;
3410 
3411 	ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head, segs, &nsegs,
3412 			BUS_DMA_NOWAIT);
3413 
3414 	if (ha->dbg_trace_tso_pkt_len) {
3415 		if (m_head->m_pkthdr.csum_flags & CSUM_TSO) {
3416 			if (!fp->tx_tso_min_pkt_len) {
3417 				fp->tx_tso_min_pkt_len = m_head->m_pkthdr.len;
3418 				fp->tx_tso_min_pkt_len = m_head->m_pkthdr.len;
3419 			} else {
3420 				if (fp->tx_tso_min_pkt_len > m_head->m_pkthdr.len)
3421 					fp->tx_tso_min_pkt_len =
3422 						m_head->m_pkthdr.len;
3423 				if (fp->tx_tso_max_pkt_len < m_head->m_pkthdr.len)
3424 					fp->tx_tso_max_pkt_len =
3425 						m_head->m_pkthdr.len;
3426 			}
3427 		}
3428 	}
3429 
3430 	if (m_head->m_pkthdr.csum_flags & CSUM_TSO)
3431 		offset = qlnx_tcp_offset(ha, m_head);
3432 
3433 	if ((ret == EFBIG) ||
3434 		((nsegs > QLNX_MAX_SEGMENTS_NON_TSO) && (
3435 			(!(m_head->m_pkthdr.csum_flags & CSUM_TSO)) ||
3436 		((m_head->m_pkthdr.csum_flags & CSUM_TSO) &&
3437 			qlnx_tso_check(fp, segs, nsegs, offset))))) {
3438 
3439 		struct mbuf *m;
3440 
3441 		QL_DPRINT8(ha, "EFBIG [%d]\n", m_head->m_pkthdr.len);
3442 
3443 		fp->tx_defrag++;
3444 
3445 		m = m_defrag(m_head, M_NOWAIT);
3446 		if (m == NULL) {
3447 			fp->err_tx_defrag++;
3448 			fp->tx_pkts_freed++;
3449 			m_freem(m_head);
3450 			*m_headp = NULL;
3451 			QL_DPRINT1(ha, "m_defrag() = NULL [%d]\n", ret);
3452 			return (ENOBUFS);
3453 		}
3454 
3455 		m_head = m;
3456 		*m_headp = m_head;
3457 
3458 		if ((ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head,
3459 				segs, &nsegs, BUS_DMA_NOWAIT))) {
3460 
3461 			fp->err_tx_defrag_dmamap_load++;
3462 
3463 			QL_DPRINT1(ha,
3464 				"bus_dmamap_load_mbuf_sg failed0 [%d, %d]\n",
3465 				ret, m_head->m_pkthdr.len);
3466 
3467 			fp->tx_pkts_freed++;
3468 			m_freem(m_head);
3469 			*m_headp = NULL;
3470 
3471 			return (ret);
3472 		}
3473 
3474 		if ((nsegs > QLNX_MAX_SEGMENTS_NON_TSO) &&
3475 			!(m_head->m_pkthdr.csum_flags & CSUM_TSO)) {
3476 
3477 			fp->err_tx_non_tso_max_seg++;
3478 
3479 			QL_DPRINT1(ha,
3480 				"(%d) nsegs too many for non-TSO [%d, %d]\n",
3481 				ret, nsegs, m_head->m_pkthdr.len);
3482 
3483 			fp->tx_pkts_freed++;
3484 			m_freem(m_head);
3485 			*m_headp = NULL;
3486 
3487 			return (ret);
3488 		}
3489 		if (m_head->m_pkthdr.csum_flags & CSUM_TSO)
3490 			offset = qlnx_tcp_offset(ha, m_head);
3491 
3492 	} else if (ret) {
3493 
3494 		fp->err_tx_dmamap_load++;
3495 
3496 		QL_DPRINT1(ha, "bus_dmamap_load_mbuf_sg failed1 [%d, %d]\n",
3497 			   ret, m_head->m_pkthdr.len);
3498 		fp->tx_pkts_freed++;
3499 		m_freem(m_head);
3500 		*m_headp = NULL;
3501 		return (ret);
3502 	}
3503 
3504 	QL_ASSERT(ha, (nsegs != 0), ("qlnx_send: empty packet"));
3505 
3506 	if (ha->dbg_trace_tso_pkt_len) {
3507 		if (nsegs < QLNX_FP_MAX_SEGS)
3508 			fp->tx_pkts[(nsegs - 1)]++;
3509 		else
3510 			fp->tx_pkts[(QLNX_FP_MAX_SEGS - 1)]++;
3511 	}
3512 
3513 #ifdef QLNX_TRACE_PERF_DATA
3514         if (m_head->m_pkthdr.csum_flags & CSUM_TSO) {
3515                 if(m_head->m_pkthdr.len <= 2048)
3516                         fp->tx_pkts_hist[0]++;
3517                 else if((m_head->m_pkthdr.len > 2048) &&
3518 				(m_head->m_pkthdr.len <= 4096))
3519                         fp->tx_pkts_hist[1]++;
3520                 else if((m_head->m_pkthdr.len > 4096) &&
3521 				(m_head->m_pkthdr.len <= 8192))
3522                         fp->tx_pkts_hist[2]++;
3523                 else if((m_head->m_pkthdr.len > 8192) &&
3524 				(m_head->m_pkthdr.len <= 12288 ))
3525                         fp->tx_pkts_hist[3]++;
3526                 else if((m_head->m_pkthdr.len > 11288) &&
3527 				(m_head->m_pkthdr.len <= 16394))
3528                         fp->tx_pkts_hist[4]++;
3529                 else if((m_head->m_pkthdr.len > 16384) &&
3530 				(m_head->m_pkthdr.len <= 20480))
3531                         fp->tx_pkts_hist[5]++;
3532                 else if((m_head->m_pkthdr.len > 20480) &&
3533 				(m_head->m_pkthdr.len <= 24576))
3534                         fp->tx_pkts_hist[6]++;
3535                 else if((m_head->m_pkthdr.len > 24576) &&
3536 				(m_head->m_pkthdr.len <= 28672))
3537                         fp->tx_pkts_hist[7]++;
3538                 else if((m_head->m_pkthdr.len > 28762) &&
3539 				(m_head->m_pkthdr.len <= 32768))
3540                         fp->tx_pkts_hist[8]++;
3541                 else if((m_head->m_pkthdr.len > 32768) &&
3542 				(m_head->m_pkthdr.len <= 36864))
3543                         fp->tx_pkts_hist[9]++;
3544                 else if((m_head->m_pkthdr.len > 36864) &&
3545 				(m_head->m_pkthdr.len <= 40960))
3546                         fp->tx_pkts_hist[10]++;
3547                 else if((m_head->m_pkthdr.len > 40960) &&
3548 				(m_head->m_pkthdr.len <= 45056))
3549                         fp->tx_pkts_hist[11]++;
3550                 else if((m_head->m_pkthdr.len > 45056) &&
3551 				(m_head->m_pkthdr.len <= 49152))
3552                         fp->tx_pkts_hist[12]++;
3553                 else if((m_head->m_pkthdr.len > 49512) &&
3554 				m_head->m_pkthdr.len <= 53248))
3555                         fp->tx_pkts_hist[13]++;
3556                 else if((m_head->m_pkthdr.len > 53248) &&
3557 				(m_head->m_pkthdr.len <= 57344))
3558                         fp->tx_pkts_hist[14]++;
3559                 else if((m_head->m_pkthdr.len > 53248) &&
3560 				(m_head->m_pkthdr.len <= 57344))
3561                         fp->tx_pkts_hist[15]++;
3562                 else if((m_head->m_pkthdr.len > 57344) &&
3563 				(m_head->m_pkthdr.len <= 61440))
3564                         fp->tx_pkts_hist[16]++;
3565                 else
3566                         fp->tx_pkts_hist[17]++;
3567         }
3568 
3569         if (m_head->m_pkthdr.csum_flags & CSUM_TSO) {
3570 
3571                 elem_left =  ecore_chain_get_elem_left(&txq->tx_pbl);
3572                 bd_used = TX_RING_SIZE - elem_left;
3573 
3574                 if(bd_used <= 100)
3575                         fp->tx_pkts_q[0]++;
3576                 else if((bd_used > 100) && (bd_used <= 500))
3577                         fp->tx_pkts_q[1]++;
3578                 else if((bd_used > 500) && (bd_used <= 1000))
3579                         fp->tx_pkts_q[2]++;
3580                 else if((bd_used > 1000) && (bd_used <= 2000))
3581                         fp->tx_pkts_q[3]++;
3582                 else if((bd_used > 3000) && (bd_used <= 4000))
3583                         fp->tx_pkts_q[4]++;
3584                 else if((bd_used > 4000) && (bd_used <= 5000))
3585                         fp->tx_pkts_q[5]++;
3586                 else if((bd_used > 6000) && (bd_used <= 7000))
3587                         fp->tx_pkts_q[6]++;
3588                 else if((bd_used > 7000) && (bd_used <= 8000))
3589                         fp->tx_pkts_q[7]++;
3590                 else if((bd_used > 8000) && (bd_used <= 9000))
3591                         fp->tx_pkts_q[8]++;
3592                 else if((bd_used > 9000) && (bd_used <= 10000))
3593                         fp->tx_pkts_q[9]++;
3594                 else if((bd_used > 10000) && (bd_used <= 11000))
3595                         fp->tx_pkts_q[10]++;
3596                 else if((bd_used > 11000) && (bd_used <= 12000))
3597                         fp->tx_pkts_q[11]++;
3598                 else if((bd_used > 12000) && (bd_used <= 13000))
3599                         fp->tx_pkts_q[12]++;
3600                 else if((bd_used > 13000) && (bd_used <= 14000))
3601                         fp->tx_pkts_q[13]++;
3602                 else if((bd_used > 14000) && (bd_used <= 15000))
3603                         fp->tx_pkts_q[14]++;
3604                else if((bd_used > 15000) && (bd_used <= 16000))
3605                         fp->tx_pkts_q[15]++;
3606                 else
3607                         fp->tx_pkts_q[16]++;
3608         }
3609 
3610 #endif /* end of QLNX_TRACE_PERF_DATA */
3611 
3612 	if ((nsegs + QLNX_TX_ELEM_RESERVE) >
3613 		(int)(elem_left = ecore_chain_get_elem_left(&txq->tx_pbl))) {
3614 
3615 		QL_DPRINT1(ha, "(%d, 0x%x) insuffient BDs"
3616 			" in chain[%d] trying to free packets\n",
3617 			nsegs, elem_left, fp->rss_id);
3618 
3619 		fp->tx_nsegs_gt_elem_left++;
3620 
3621 		(void)qlnx_tx_int(ha, fp, txq);
3622 
3623 		if ((nsegs + QLNX_TX_ELEM_RESERVE) > (int)(elem_left =
3624 			ecore_chain_get_elem_left(&txq->tx_pbl))) {
3625 
3626 			QL_DPRINT1(ha,
3627 				"(%d, 0x%x) insuffient BDs in chain[%d]\n",
3628 				nsegs, elem_left, fp->rss_id);
3629 
3630 			fp->err_tx_nsegs_gt_elem_left++;
3631 			fp->tx_ring_full = 1;
3632 			if (ha->storm_stats_enable)
3633 				ha->storm_stats_gather = 1;
3634 			return (ENOBUFS);
3635 		}
3636 	}
3637 
3638 	bus_dmamap_sync(ha->tx_tag, map, BUS_DMASYNC_PREWRITE);
3639 
3640 	txq->sw_tx_ring[idx].mp = m_head;
3641 
3642 	first_bd = (struct eth_tx_1st_bd *)ecore_chain_produce(&txq->tx_pbl);
3643 
3644 	memset(first_bd, 0, sizeof(*first_bd));
3645 
3646 	first_bd->data.bd_flags.bitfields =
3647 		1 << ETH_TX_1ST_BD_FLAGS_START_BD_SHIFT;
3648 
3649 	BD_SET_UNMAP_ADDR_LEN(first_bd, segs->ds_addr, segs->ds_len);
3650 
3651 	nbd++;
3652 
3653 	if (m_head->m_pkthdr.csum_flags & CSUM_IP) {
3654 		first_bd->data.bd_flags.bitfields |=
3655 			(1 << ETH_TX_1ST_BD_FLAGS_IP_CSUM_SHIFT);
3656 	}
3657 
3658 	if (m_head->m_pkthdr.csum_flags &
3659 		(CSUM_UDP | CSUM_TCP | CSUM_TCP_IPV6 | CSUM_UDP_IPV6)) {
3660 		first_bd->data.bd_flags.bitfields |=
3661 			(1 << ETH_TX_1ST_BD_FLAGS_L4_CSUM_SHIFT);
3662 	}
3663 
3664         if (m_head->m_flags & M_VLANTAG) {
3665                 first_bd->data.vlan = m_head->m_pkthdr.ether_vtag;
3666 		first_bd->data.bd_flags.bitfields |=
3667 			(1 << ETH_TX_1ST_BD_FLAGS_VLAN_INSERTION_SHIFT);
3668         }
3669 
3670 	if (m_head->m_pkthdr.csum_flags & CSUM_TSO) {
3671 
3672                 first_bd->data.bd_flags.bitfields |=
3673 			(1 << ETH_TX_1ST_BD_FLAGS_LSO_SHIFT);
3674 		first_bd->data.bd_flags.bitfields |=
3675 			(1 << ETH_TX_1ST_BD_FLAGS_IP_CSUM_SHIFT);
3676 
3677 		nbds_in_hdr = 1;
3678 
3679 		if (offset == segs->ds_len) {
3680 			BD_SET_UNMAP_ADDR_LEN(first_bd, segs->ds_addr, offset);
3681 			segs++;
3682 			seg_idx++;
3683 
3684 			second_bd = (struct eth_tx_2nd_bd *)
3685 					ecore_chain_produce(&txq->tx_pbl);
3686 			memset(second_bd, 0, sizeof(*second_bd));
3687 			nbd++;
3688 
3689 			if (seg_idx < nsegs) {
3690 				BD_SET_UNMAP_ADDR_LEN(second_bd, \
3691 					(segs->ds_addr), (segs->ds_len));
3692 				segs++;
3693 				seg_idx++;
3694 			}
3695 
3696 			third_bd = (struct eth_tx_3rd_bd *)
3697 					ecore_chain_produce(&txq->tx_pbl);
3698 			memset(third_bd, 0, sizeof(*third_bd));
3699 			third_bd->data.lso_mss = m_head->m_pkthdr.tso_segsz;
3700 			third_bd->data.bitfields |=
3701 				(nbds_in_hdr<<ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT);
3702 			nbd++;
3703 
3704 			if (seg_idx < nsegs) {
3705 				BD_SET_UNMAP_ADDR_LEN(third_bd, \
3706 					(segs->ds_addr), (segs->ds_len));
3707 				segs++;
3708 				seg_idx++;
3709 			}
3710 
3711 			for (; seg_idx < nsegs; seg_idx++) {
3712 				tx_data_bd = (struct eth_tx_bd *)
3713 					ecore_chain_produce(&txq->tx_pbl);
3714 				memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3715 				BD_SET_UNMAP_ADDR_LEN(tx_data_bd, \
3716 					segs->ds_addr,\
3717 					segs->ds_len);
3718 				segs++;
3719 				nbd++;
3720 			}
3721 
3722 		} else if (offset < segs->ds_len) {
3723 			BD_SET_UNMAP_ADDR_LEN(first_bd, segs->ds_addr, offset);
3724 
3725 			second_bd = (struct eth_tx_2nd_bd *)
3726 					ecore_chain_produce(&txq->tx_pbl);
3727 			memset(second_bd, 0, sizeof(*second_bd));
3728 			BD_SET_UNMAP_ADDR_LEN(second_bd, \
3729 				(segs->ds_addr + offset),\
3730 				(segs->ds_len - offset));
3731 			nbd++;
3732 			segs++;
3733 
3734 			third_bd = (struct eth_tx_3rd_bd *)
3735 					ecore_chain_produce(&txq->tx_pbl);
3736 			memset(third_bd, 0, sizeof(*third_bd));
3737 
3738 			BD_SET_UNMAP_ADDR_LEN(third_bd, \
3739 					segs->ds_addr,\
3740 					segs->ds_len);
3741 			third_bd->data.lso_mss = m_head->m_pkthdr.tso_segsz;
3742 			third_bd->data.bitfields |=
3743 				(nbds_in_hdr<<ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT);
3744 			segs++;
3745 			nbd++;
3746 
3747 			for (seg_idx = 2; seg_idx < nsegs; seg_idx++) {
3748 				tx_data_bd = (struct eth_tx_bd *)
3749 					ecore_chain_produce(&txq->tx_pbl);
3750 				memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3751 				BD_SET_UNMAP_ADDR_LEN(tx_data_bd, \
3752 					segs->ds_addr,\
3753 					segs->ds_len);
3754 				segs++;
3755 				nbd++;
3756 			}
3757 
3758 		} else {
3759 			offset = offset - segs->ds_len;
3760 			segs++;
3761 
3762 			for (seg_idx = 1; seg_idx < nsegs; seg_idx++) {
3763 
3764 				if (offset)
3765 					nbds_in_hdr++;
3766 
3767 				tx_data_bd = (struct eth_tx_bd *)
3768 					ecore_chain_produce(&txq->tx_pbl);
3769 				memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3770 
3771 				if (second_bd == NULL) {
3772 					second_bd = (struct eth_tx_2nd_bd *)
3773 								tx_data_bd;
3774 				} else if (third_bd == NULL) {
3775 					third_bd = (struct eth_tx_3rd_bd *)
3776 								tx_data_bd;
3777 				}
3778 
3779 				if (offset && (offset < segs->ds_len)) {
3780 					BD_SET_UNMAP_ADDR_LEN(tx_data_bd,\
3781 						segs->ds_addr, offset);
3782 
3783 					tx_data_bd = (struct eth_tx_bd *)
3784 					ecore_chain_produce(&txq->tx_pbl);
3785 
3786 					memset(tx_data_bd, 0,
3787 						sizeof(*tx_data_bd));
3788 
3789 					if (second_bd == NULL) {
3790 						second_bd =
3791 					(struct eth_tx_2nd_bd *)tx_data_bd;
3792 					} else if (third_bd == NULL) {
3793 						third_bd =
3794 					(struct eth_tx_3rd_bd *)tx_data_bd;
3795 					}
3796 					BD_SET_UNMAP_ADDR_LEN(tx_data_bd,\
3797 						(segs->ds_addr + offset), \
3798 						(segs->ds_len - offset));
3799 					nbd++;
3800 					offset = 0;
3801 				} else {
3802 					if (offset)
3803 						offset = offset - segs->ds_len;
3804 					BD_SET_UNMAP_ADDR_LEN(tx_data_bd,\
3805 						segs->ds_addr, segs->ds_len);
3806 				}
3807 				segs++;
3808 				nbd++;
3809 			}
3810 
3811 			if (third_bd == NULL) {
3812 				third_bd = (struct eth_tx_3rd_bd *)
3813 					ecore_chain_produce(&txq->tx_pbl);
3814 				memset(third_bd, 0, sizeof(*third_bd));
3815 			}
3816 
3817 			third_bd->data.lso_mss = m_head->m_pkthdr.tso_segsz;
3818 			third_bd->data.bitfields |=
3819 				(nbds_in_hdr<<ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT);
3820 		}
3821 		fp->tx_tso_pkts++;
3822 	} else {
3823 		segs++;
3824 		for (seg_idx = 1; seg_idx < nsegs; seg_idx++) {
3825 			tx_data_bd = (struct eth_tx_bd *)
3826 					ecore_chain_produce(&txq->tx_pbl);
3827 			memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3828 			BD_SET_UNMAP_ADDR_LEN(tx_data_bd, segs->ds_addr,\
3829 				segs->ds_len);
3830 			segs++;
3831 			nbd++;
3832 		}
3833 		first_bd->data.bitfields =
3834 			(m_head->m_pkthdr.len & ETH_TX_DATA_1ST_BD_PKT_LEN_MASK)
3835 				 << ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT;
3836 		first_bd->data.bitfields =
3837 			htole16(first_bd->data.bitfields);
3838 		fp->tx_non_tso_pkts++;
3839 	}
3840 
3841 
3842 	first_bd->data.nbds = nbd;
3843 
3844 	if (ha->dbg_trace_tso_pkt_len) {
3845 		if (fp->tx_tso_max_nsegs < nsegs)
3846 			fp->tx_tso_max_nsegs = nsegs;
3847 
3848 		if ((nsegs < fp->tx_tso_min_nsegs) || (!fp->tx_tso_min_nsegs))
3849 			fp->tx_tso_min_nsegs = nsegs;
3850 	}
3851 
3852 	txq->sw_tx_ring[idx].nsegs = nsegs;
3853 	txq->sw_tx_prod = (txq->sw_tx_prod + 1) & (TX_RING_SIZE - 1);
3854 
3855 	txq->tx_db.data.bd_prod =
3856 		htole16(ecore_chain_get_prod_idx(&txq->tx_pbl));
3857 
3858 	qlnx_txq_doorbell_wr32(ha, txq->doorbell_addr, txq->tx_db.raw);
3859 
3860 	QL_DPRINT8(ha, "exit[%d]\n", fp->rss_id);
3861 	return (0);
3862 }
3863 
3864 static void
3865 qlnx_stop(qlnx_host_t *ha)
3866 {
3867 	struct ifnet	*ifp = ha->ifp;
3868 	device_t	dev;
3869 	int		i;
3870 
3871 	dev = ha->pci_dev;
3872 
3873 	ifp->if_drv_flags &= ~(IFF_DRV_OACTIVE | IFF_DRV_RUNNING);
3874 
3875 	/*
3876 	 * We simply lock and unlock each fp->tx_mtx to
3877 	 * propagate the if_drv_flags
3878 	 * state to each tx thread
3879 	 */
3880         QL_DPRINT1(ha, "QLNX STATE = %d\n",ha->state);
3881 
3882 	if (ha->state == QLNX_STATE_OPEN) {
3883         	for (i = 0; i < ha->num_rss; i++) {
3884 			struct qlnx_fastpath *fp = &ha->fp_array[i];
3885 
3886 			mtx_lock(&fp->tx_mtx);
3887 			mtx_unlock(&fp->tx_mtx);
3888 
3889 			if (fp->fp_taskqueue != NULL)
3890 				taskqueue_enqueue(fp->fp_taskqueue,
3891 					&fp->fp_task);
3892 		}
3893 	}
3894 #ifdef QLNX_ENABLE_IWARP
3895 	if (qlnx_vf_device(ha) != 0) {
3896 		qlnx_rdma_dev_close(ha);
3897 	}
3898 #endif /* #ifdef QLNX_ENABLE_IWARP */
3899 
3900 	qlnx_unload(ha);
3901 
3902 	return;
3903 }
3904 
3905 static int
3906 qlnx_get_ifq_snd_maxlen(qlnx_host_t *ha)
3907 {
3908         return(TX_RING_SIZE - 1);
3909 }
3910 
3911 uint8_t *
3912 qlnx_get_mac_addr(qlnx_host_t *ha)
3913 {
3914 	struct ecore_hwfn	*p_hwfn;
3915 	unsigned char mac[ETHER_ADDR_LEN];
3916 	uint8_t			p_is_forced;
3917 
3918 	p_hwfn = &ha->cdev.hwfns[0];
3919 
3920 	if (qlnx_vf_device(ha) != 0)
3921 		return (p_hwfn->hw_info.hw_mac_addr);
3922 
3923 	ecore_vf_read_bulletin(p_hwfn, &p_is_forced);
3924 	if (ecore_vf_bulletin_get_forced_mac(p_hwfn, mac, &p_is_forced) ==
3925 		true) {
3926 		device_printf(ha->pci_dev, "%s: p_is_forced = %d"
3927 			" mac_addr = %02x:%02x:%02x:%02x:%02x:%02x\n", __func__,
3928 			p_is_forced, mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
3929         	memcpy(ha->primary_mac, mac, ETH_ALEN);
3930 	}
3931 
3932 	return (ha->primary_mac);
3933 }
3934 
3935 static uint32_t
3936 qlnx_get_optics(qlnx_host_t *ha, struct qlnx_link_output *if_link)
3937 {
3938 	uint32_t	ifm_type = 0;
3939 
3940 	switch (if_link->media_type) {
3941 
3942 	case MEDIA_MODULE_FIBER:
3943 	case MEDIA_UNSPECIFIED:
3944 		if (if_link->speed == (100 * 1000))
3945 			ifm_type = QLNX_IFM_100G_SR4;
3946 		else if (if_link->speed == (40 * 1000))
3947 			ifm_type = IFM_40G_SR4;
3948 		else if (if_link->speed == (25 * 1000))
3949 			ifm_type = QLNX_IFM_25G_SR;
3950 		else if (if_link->speed == (10 * 1000))
3951 			ifm_type = (IFM_10G_LR | IFM_10G_SR);
3952 		else if (if_link->speed == (1 * 1000))
3953 			ifm_type = (IFM_1000_SX | IFM_1000_LX);
3954 
3955 		break;
3956 
3957 	case MEDIA_DA_TWINAX:
3958 		if (if_link->speed == (100 * 1000))
3959 			ifm_type = QLNX_IFM_100G_CR4;
3960 		else if (if_link->speed == (40 * 1000))
3961 			ifm_type = IFM_40G_CR4;
3962 		else if (if_link->speed == (25 * 1000))
3963 			ifm_type = QLNX_IFM_25G_CR;
3964 		else if (if_link->speed == (10 * 1000))
3965 			ifm_type = IFM_10G_TWINAX;
3966 
3967 		break;
3968 
3969 	default :
3970 		ifm_type = IFM_UNKNOWN;
3971 		break;
3972 	}
3973 	return (ifm_type);
3974 }
3975 
3976 
3977 
3978 /*****************************************************************************
3979  * Interrupt Service Functions
3980  *****************************************************************************/
3981 
3982 static int
3983 qlnx_rx_jumbo_chain(qlnx_host_t *ha, struct qlnx_fastpath *fp,
3984 	struct mbuf *mp_head, uint16_t len)
3985 {
3986 	struct mbuf		*mp, *mpf, *mpl;
3987 	struct sw_rx_data	*sw_rx_data;
3988 	struct qlnx_rx_queue	*rxq;
3989 	uint16_t 		len_in_buffer;
3990 
3991 	rxq = fp->rxq;
3992 	mpf = mpl = mp = NULL;
3993 
3994 	while (len) {
3995 
3996         	rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3997 
3998                 sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
3999                 mp = sw_rx_data->data;
4000 
4001 		if (mp == NULL) {
4002                 	QL_DPRINT1(ha, "mp = NULL\n");
4003 			fp->err_rx_mp_null++;
4004         		rxq->sw_rx_cons  =
4005 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4006 
4007 			if (mpf != NULL)
4008 				m_freem(mpf);
4009 
4010 			return (-1);
4011 		}
4012 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4013 			BUS_DMASYNC_POSTREAD);
4014 
4015                 if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4016 
4017                         QL_DPRINT1(ha, "New buffer allocation failed, dropping"
4018 				" incoming packet and reusing its buffer\n");
4019 
4020                         qlnx_reuse_rx_data(rxq);
4021                         fp->err_rx_alloc_errors++;
4022 
4023 			if (mpf != NULL)
4024 				m_freem(mpf);
4025 
4026 			return (-1);
4027 		}
4028                 ecore_chain_consume(&rxq->rx_bd_ring);
4029 
4030 		if (len > rxq->rx_buf_size)
4031 			len_in_buffer = rxq->rx_buf_size;
4032 		else
4033 			len_in_buffer = len;
4034 
4035 		len = len - len_in_buffer;
4036 
4037 		mp->m_flags &= ~M_PKTHDR;
4038 		mp->m_next = NULL;
4039 		mp->m_len = len_in_buffer;
4040 
4041 		if (mpf == NULL)
4042 			mpf = mpl = mp;
4043 		else {
4044 			mpl->m_next = mp;
4045 			mpl = mp;
4046 		}
4047 	}
4048 
4049 	if (mpf != NULL)
4050 		mp_head->m_next = mpf;
4051 
4052 	return (0);
4053 }
4054 
4055 static void
4056 qlnx_tpa_start(qlnx_host_t *ha,
4057 	struct qlnx_fastpath *fp,
4058 	struct qlnx_rx_queue *rxq,
4059 	struct eth_fast_path_rx_tpa_start_cqe *cqe)
4060 {
4061 	uint32_t		agg_index;
4062         struct ifnet		*ifp = ha->ifp;
4063 	struct mbuf		*mp;
4064 	struct mbuf		*mpf = NULL, *mpl = NULL, *mpc = NULL;
4065 	struct sw_rx_data	*sw_rx_data;
4066 	dma_addr_t		addr;
4067 	bus_dmamap_t		map;
4068 	struct eth_rx_bd	*rx_bd;
4069 	int			i;
4070 	device_t		dev;
4071 #if __FreeBSD_version >= 1100000
4072 	uint8_t			hash_type;
4073 #endif /* #if __FreeBSD_version >= 1100000 */
4074 
4075 	dev = ha->pci_dev;
4076 	agg_index = cqe->tpa_agg_index;
4077 
4078         QL_DPRINT7(ha, "[rss_id = %d]: enter\n \
4079                 \t type = 0x%x\n \
4080                 \t bitfields = 0x%x\n \
4081                 \t seg_len = 0x%x\n \
4082                 \t pars_flags = 0x%x\n \
4083                 \t vlan_tag = 0x%x\n \
4084                 \t rss_hash = 0x%x\n \
4085                 \t len_on_first_bd = 0x%x\n \
4086                 \t placement_offset = 0x%x\n \
4087                 \t tpa_agg_index = 0x%x\n \
4088                 \t header_len = 0x%x\n \
4089                 \t ext_bd_len_list[0] = 0x%x\n \
4090                 \t ext_bd_len_list[1] = 0x%x\n \
4091                 \t ext_bd_len_list[2] = 0x%x\n \
4092                 \t ext_bd_len_list[3] = 0x%x\n \
4093                 \t ext_bd_len_list[4] = 0x%x\n",
4094                 fp->rss_id, cqe->type, cqe->bitfields, cqe->seg_len,
4095                 cqe->pars_flags.flags, cqe->vlan_tag,
4096                 cqe->rss_hash, cqe->len_on_first_bd, cqe->placement_offset,
4097                 cqe->tpa_agg_index, cqe->header_len,
4098                 cqe->ext_bd_len_list[0], cqe->ext_bd_len_list[1],
4099                 cqe->ext_bd_len_list[2], cqe->ext_bd_len_list[3],
4100                 cqe->ext_bd_len_list[4]);
4101 
4102 	if (agg_index >= ETH_TPA_MAX_AGGS_NUM) {
4103 		fp->err_rx_tpa_invalid_agg_num++;
4104 		return;
4105 	}
4106 
4107 	sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
4108 	bus_dmamap_sync(ha->rx_tag, sw_rx_data->map, BUS_DMASYNC_POSTREAD);
4109 	mp = sw_rx_data->data;
4110 
4111 	QL_DPRINT7(ha, "[rss_id = %d]: mp = %p \n ", fp->rss_id, mp);
4112 
4113 	if (mp == NULL) {
4114                	QL_DPRINT7(ha, "[%d]: mp = NULL\n", fp->rss_id);
4115 		fp->err_rx_mp_null++;
4116        		rxq->sw_rx_cons = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4117 
4118 		return;
4119 	}
4120 
4121 	if ((le16toh(cqe->pars_flags.flags)) & CQE_FLAGS_ERR) {
4122 
4123 		QL_DPRINT7(ha, "[%d]: CQE in CONS = %u has error,"
4124 			" flags = %x, dropping incoming packet\n", fp->rss_id,
4125 			rxq->sw_rx_cons, le16toh(cqe->pars_flags.flags));
4126 
4127 		fp->err_rx_hw_errors++;
4128 
4129 		qlnx_reuse_rx_data(rxq);
4130 
4131 		QLNX_INC_IERRORS(ifp);
4132 
4133 		return;
4134 	}
4135 
4136 	if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4137 
4138 		QL_DPRINT7(ha, "[%d]: New buffer allocation failed,"
4139 			" dropping incoming packet and reusing its buffer\n",
4140 			fp->rss_id);
4141 
4142 		fp->err_rx_alloc_errors++;
4143 		QLNX_INC_IQDROPS(ifp);
4144 
4145 		/*
4146 		 * Load the tpa mbuf into the rx ring and save the
4147 		 * posted mbuf
4148 		 */
4149 
4150 		map = sw_rx_data->map;
4151 		addr = sw_rx_data->dma_addr;
4152 
4153 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_prod];
4154 
4155 		sw_rx_data->data = rxq->tpa_info[agg_index].rx_buf.data;
4156 		sw_rx_data->dma_addr = rxq->tpa_info[agg_index].rx_buf.dma_addr;
4157 		sw_rx_data->map = rxq->tpa_info[agg_index].rx_buf.map;
4158 
4159 		rxq->tpa_info[agg_index].rx_buf.data = mp;
4160 		rxq->tpa_info[agg_index].rx_buf.dma_addr = addr;
4161 		rxq->tpa_info[agg_index].rx_buf.map = map;
4162 
4163 		rx_bd = (struct eth_rx_bd *)
4164 				ecore_chain_produce(&rxq->rx_bd_ring);
4165 
4166 		rx_bd->addr.hi = htole32(U64_HI(sw_rx_data->dma_addr));
4167 		rx_bd->addr.lo = htole32(U64_LO(sw_rx_data->dma_addr));
4168 
4169 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4170 			BUS_DMASYNC_PREREAD);
4171 
4172 		rxq->sw_rx_prod = (rxq->sw_rx_prod + 1) & (RX_RING_SIZE - 1);
4173 		rxq->sw_rx_cons = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4174 
4175 		ecore_chain_consume(&rxq->rx_bd_ring);
4176 
4177 		/* Now reuse any buffers posted in ext_bd_len_list */
4178 		for (i = 0; i < ETH_TPA_CQE_START_LEN_LIST_SIZE; i++) {
4179 
4180 			if (cqe->ext_bd_len_list[i] == 0)
4181 				break;
4182 
4183 			qlnx_reuse_rx_data(rxq);
4184 		}
4185 
4186 		rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_ERROR;
4187 		return;
4188 	}
4189 
4190 	if (rxq->tpa_info[agg_index].agg_state != QLNX_AGG_STATE_NONE) {
4191 
4192 		QL_DPRINT7(ha, "[%d]: invalid aggregation state,"
4193 			" dropping incoming packet and reusing its buffer\n",
4194 			fp->rss_id);
4195 
4196 		QLNX_INC_IQDROPS(ifp);
4197 
4198 		/* if we already have mbuf head in aggregation free it */
4199 		if (rxq->tpa_info[agg_index].mpf) {
4200 			m_freem(rxq->tpa_info[agg_index].mpf);
4201 			rxq->tpa_info[agg_index].mpl = NULL;
4202 		}
4203 		rxq->tpa_info[agg_index].mpf = mp;
4204 		rxq->tpa_info[agg_index].mpl = NULL;
4205 
4206 		rxq->sw_rx_cons = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4207 		ecore_chain_consume(&rxq->rx_bd_ring);
4208 
4209 		/* Now reuse any buffers posted in ext_bd_len_list */
4210 		for (i = 0; i < ETH_TPA_CQE_START_LEN_LIST_SIZE; i++) {
4211 
4212 			if (cqe->ext_bd_len_list[i] == 0)
4213 				break;
4214 
4215 			qlnx_reuse_rx_data(rxq);
4216 		}
4217 		rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_ERROR;
4218 
4219 		return;
4220 	}
4221 
4222 	/*
4223 	 * first process the ext_bd_len_list
4224 	 * if this fails then we simply drop the packet
4225 	 */
4226 	ecore_chain_consume(&rxq->rx_bd_ring);
4227 	rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4228 
4229 	for (i = 0; i < ETH_TPA_CQE_START_LEN_LIST_SIZE; i++) {
4230 
4231 		QL_DPRINT7(ha, "[%d]: 4\n ", fp->rss_id);
4232 
4233 		if (cqe->ext_bd_len_list[i] == 0)
4234 			break;
4235 
4236 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
4237 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4238 			BUS_DMASYNC_POSTREAD);
4239 
4240 		mpc = sw_rx_data->data;
4241 
4242 		if (mpc == NULL) {
4243 			QL_DPRINT7(ha, "[%d]: mpc = NULL\n", fp->rss_id);
4244 			fp->err_rx_mp_null++;
4245 			if (mpf != NULL)
4246 				m_freem(mpf);
4247 			mpf = mpl = NULL;
4248 			rxq->tpa_info[agg_index].agg_state =
4249 						QLNX_AGG_STATE_ERROR;
4250 			ecore_chain_consume(&rxq->rx_bd_ring);
4251 			rxq->sw_rx_cons =
4252 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4253 			continue;
4254 		}
4255 
4256 		if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4257 			QL_DPRINT7(ha, "[%d]: New buffer allocation failed,"
4258 				" dropping incoming packet and reusing its"
4259 				" buffer\n", fp->rss_id);
4260 
4261 			qlnx_reuse_rx_data(rxq);
4262 
4263 			if (mpf != NULL)
4264 				m_freem(mpf);
4265 			mpf = mpl = NULL;
4266 
4267 			rxq->tpa_info[agg_index].agg_state =
4268 						QLNX_AGG_STATE_ERROR;
4269 
4270 			ecore_chain_consume(&rxq->rx_bd_ring);
4271 			rxq->sw_rx_cons =
4272 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4273 
4274 			continue;
4275 		}
4276 
4277 		mpc->m_flags &= ~M_PKTHDR;
4278 		mpc->m_next = NULL;
4279 		mpc->m_len = cqe->ext_bd_len_list[i];
4280 
4281 
4282 		if (mpf == NULL) {
4283 			mpf = mpl = mpc;
4284 		} else {
4285 			mpl->m_len = ha->rx_buf_size;
4286 			mpl->m_next = mpc;
4287 			mpl = mpc;
4288 		}
4289 
4290 		ecore_chain_consume(&rxq->rx_bd_ring);
4291 		rxq->sw_rx_cons =
4292 			(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4293 	}
4294 
4295 	if (rxq->tpa_info[agg_index].agg_state != QLNX_AGG_STATE_NONE) {
4296 
4297 		QL_DPRINT7(ha, "[%d]: invalid aggregation state, dropping"
4298 			" incoming packet and reusing its buffer\n",
4299 			fp->rss_id);
4300 
4301 		QLNX_INC_IQDROPS(ifp);
4302 
4303 		rxq->tpa_info[agg_index].mpf = mp;
4304 		rxq->tpa_info[agg_index].mpl = NULL;
4305 
4306 		return;
4307 	}
4308 
4309         rxq->tpa_info[agg_index].placement_offset = cqe->placement_offset;
4310 
4311         if (mpf != NULL) {
4312                 mp->m_len = ha->rx_buf_size;
4313                 mp->m_next = mpf;
4314                 rxq->tpa_info[agg_index].mpf = mp;
4315                 rxq->tpa_info[agg_index].mpl = mpl;
4316         } else {
4317                 mp->m_len = cqe->len_on_first_bd + cqe->placement_offset;
4318                 rxq->tpa_info[agg_index].mpf = mp;
4319                 rxq->tpa_info[agg_index].mpl = mp;
4320                 mp->m_next = NULL;
4321         }
4322 
4323 	mp->m_flags |= M_PKTHDR;
4324 
4325 	/* assign packet to this interface interface */
4326 	mp->m_pkthdr.rcvif = ifp;
4327 
4328 	/* assume no hardware checksum has complated */
4329 	mp->m_pkthdr.csum_flags = 0;
4330 
4331 	//mp->m_pkthdr.flowid = fp->rss_id;
4332 	mp->m_pkthdr.flowid = cqe->rss_hash;
4333 
4334 #if __FreeBSD_version >= 1100000
4335 
4336 	hash_type = cqe->bitfields &
4337 			(ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_MASK <<
4338 			ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_SHIFT);
4339 
4340 	switch (hash_type) {
4341 
4342 	case RSS_HASH_TYPE_IPV4:
4343 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV4);
4344 		break;
4345 
4346 	case RSS_HASH_TYPE_TCP_IPV4:
4347 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV4);
4348 		break;
4349 
4350 	case RSS_HASH_TYPE_IPV6:
4351 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV6);
4352 		break;
4353 
4354 	case RSS_HASH_TYPE_TCP_IPV6:
4355 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV6);
4356 		break;
4357 
4358 	default:
4359 		M_HASHTYPE_SET(mp, M_HASHTYPE_OPAQUE);
4360 		break;
4361 	}
4362 
4363 #else
4364 	mp->m_flags |= M_FLOWID;
4365 #endif
4366 
4367 	mp->m_pkthdr.csum_flags |= (CSUM_IP_CHECKED | CSUM_IP_VALID |
4368 					CSUM_DATA_VALID | CSUM_PSEUDO_HDR);
4369 
4370 	mp->m_pkthdr.csum_data = 0xFFFF;
4371 
4372 	if (CQE_HAS_VLAN(cqe->pars_flags.flags)) {
4373 		mp->m_pkthdr.ether_vtag = le16toh(cqe->vlan_tag);
4374 		mp->m_flags |= M_VLANTAG;
4375 	}
4376 
4377 	rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_START;
4378 
4379         QL_DPRINT7(ha, "[%d]: 5\n\tagg_state = %d\n\t mpf = %p mpl = %p\n",
4380 		fp->rss_id, rxq->tpa_info[agg_index].agg_state,
4381                 rxq->tpa_info[agg_index].mpf, rxq->tpa_info[agg_index].mpl);
4382 
4383 	return;
4384 }
4385 
4386 static void
4387 qlnx_tpa_cont(qlnx_host_t *ha, struct qlnx_fastpath *fp,
4388 	struct qlnx_rx_queue *rxq,
4389 	struct eth_fast_path_rx_tpa_cont_cqe *cqe)
4390 {
4391 	struct sw_rx_data	*sw_rx_data;
4392 	int			i;
4393 	struct mbuf		*mpf = NULL, *mpl = NULL, *mpc = NULL;
4394 	struct mbuf		*mp;
4395 	uint32_t		agg_index;
4396 	device_t		dev;
4397 
4398 	dev = ha->pci_dev;
4399 
4400         QL_DPRINT7(ha, "[%d]: enter\n \
4401                 \t type = 0x%x\n \
4402                 \t tpa_agg_index = 0x%x\n \
4403                 \t len_list[0] = 0x%x\n \
4404                 \t len_list[1] = 0x%x\n \
4405                 \t len_list[2] = 0x%x\n \
4406                 \t len_list[3] = 0x%x\n \
4407                 \t len_list[4] = 0x%x\n \
4408                 \t len_list[5] = 0x%x\n",
4409                 fp->rss_id, cqe->type, cqe->tpa_agg_index,
4410                 cqe->len_list[0], cqe->len_list[1], cqe->len_list[2],
4411                 cqe->len_list[3], cqe->len_list[4], cqe->len_list[5]);
4412 
4413 	agg_index = cqe->tpa_agg_index;
4414 
4415 	if (agg_index >= ETH_TPA_MAX_AGGS_NUM) {
4416 		QL_DPRINT7(ha, "[%d]: 0\n ", fp->rss_id);
4417 		fp->err_rx_tpa_invalid_agg_num++;
4418 		return;
4419 	}
4420 
4421 
4422 	for (i = 0; i < ETH_TPA_CQE_CONT_LEN_LIST_SIZE; i++) {
4423 
4424 		QL_DPRINT7(ha, "[%d]: 1\n ", fp->rss_id);
4425 
4426 		if (cqe->len_list[i] == 0)
4427 			break;
4428 
4429 		if (rxq->tpa_info[agg_index].agg_state !=
4430 			QLNX_AGG_STATE_START) {
4431 			qlnx_reuse_rx_data(rxq);
4432 			continue;
4433 		}
4434 
4435 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
4436 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4437 			BUS_DMASYNC_POSTREAD);
4438 
4439 		mpc = sw_rx_data->data;
4440 
4441 		if (mpc == NULL) {
4442 
4443 			QL_DPRINT7(ha, "[%d]: mpc = NULL\n", fp->rss_id);
4444 
4445 			fp->err_rx_mp_null++;
4446 			if (mpf != NULL)
4447 				m_freem(mpf);
4448 			mpf = mpl = NULL;
4449 			rxq->tpa_info[agg_index].agg_state =
4450 						QLNX_AGG_STATE_ERROR;
4451 			ecore_chain_consume(&rxq->rx_bd_ring);
4452 			rxq->sw_rx_cons =
4453 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4454 			continue;
4455 		}
4456 
4457 		if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4458 
4459 			QL_DPRINT7(ha, "[%d]: New buffer allocation failed,"
4460 				" dropping incoming packet and reusing its"
4461 				" buffer\n", fp->rss_id);
4462 
4463 			qlnx_reuse_rx_data(rxq);
4464 
4465 			if (mpf != NULL)
4466 				m_freem(mpf);
4467 			mpf = mpl = NULL;
4468 
4469 			rxq->tpa_info[agg_index].agg_state =
4470 						QLNX_AGG_STATE_ERROR;
4471 
4472 			ecore_chain_consume(&rxq->rx_bd_ring);
4473 			rxq->sw_rx_cons =
4474 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4475 
4476 			continue;
4477 		}
4478 
4479 		mpc->m_flags &= ~M_PKTHDR;
4480 		mpc->m_next = NULL;
4481 		mpc->m_len = cqe->len_list[i];
4482 
4483 
4484 		if (mpf == NULL) {
4485 			mpf = mpl = mpc;
4486 		} else {
4487 			mpl->m_len = ha->rx_buf_size;
4488 			mpl->m_next = mpc;
4489 			mpl = mpc;
4490 		}
4491 
4492 		ecore_chain_consume(&rxq->rx_bd_ring);
4493 		rxq->sw_rx_cons =
4494 			(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4495 	}
4496 
4497         QL_DPRINT7(ha, "[%d]: 2\n" "\tmpf = %p mpl = %p\n",
4498                   fp->rss_id, mpf, mpl);
4499 
4500 	if (mpf != NULL) {
4501 		mp = rxq->tpa_info[agg_index].mpl;
4502 		mp->m_len = ha->rx_buf_size;
4503 		mp->m_next = mpf;
4504 		rxq->tpa_info[agg_index].mpl = mpl;
4505 	}
4506 
4507 	return;
4508 }
4509 
4510 static int
4511 qlnx_tpa_end(qlnx_host_t *ha, struct qlnx_fastpath *fp,
4512 	struct qlnx_rx_queue *rxq,
4513 	struct eth_fast_path_rx_tpa_end_cqe *cqe)
4514 {
4515 	struct sw_rx_data	*sw_rx_data;
4516 	int			i;
4517 	struct mbuf		*mpf = NULL, *mpl = NULL, *mpc = NULL;
4518 	struct mbuf		*mp;
4519 	uint32_t		agg_index;
4520 	uint32_t		len = 0;
4521         struct ifnet		*ifp = ha->ifp;
4522 	device_t		dev;
4523 
4524 	dev = ha->pci_dev;
4525 
4526         QL_DPRINT7(ha, "[%d]: enter\n \
4527                 \t type = 0x%x\n \
4528                 \t tpa_agg_index = 0x%x\n \
4529                 \t total_packet_len = 0x%x\n \
4530                 \t num_of_bds = 0x%x\n \
4531                 \t end_reason = 0x%x\n \
4532                 \t num_of_coalesced_segs = 0x%x\n \
4533                 \t ts_delta = 0x%x\n \
4534                 \t len_list[0] = 0x%x\n \
4535                 \t len_list[1] = 0x%x\n \
4536                 \t len_list[2] = 0x%x\n \
4537                 \t len_list[3] = 0x%x\n",
4538                  fp->rss_id, cqe->type, cqe->tpa_agg_index,
4539                 cqe->total_packet_len, cqe->num_of_bds,
4540                 cqe->end_reason, cqe->num_of_coalesced_segs, cqe->ts_delta,
4541                 cqe->len_list[0], cqe->len_list[1], cqe->len_list[2],
4542                 cqe->len_list[3]);
4543 
4544 	agg_index = cqe->tpa_agg_index;
4545 
4546 	if (agg_index >= ETH_TPA_MAX_AGGS_NUM) {
4547 
4548 		QL_DPRINT7(ha, "[%d]: 0\n ", fp->rss_id);
4549 
4550 		fp->err_rx_tpa_invalid_agg_num++;
4551 		return (0);
4552 	}
4553 
4554 
4555 	for (i = 0; i < ETH_TPA_CQE_END_LEN_LIST_SIZE; i++) {
4556 
4557 		QL_DPRINT7(ha, "[%d]: 1\n ", fp->rss_id);
4558 
4559 		if (cqe->len_list[i] == 0)
4560 			break;
4561 
4562 		if (rxq->tpa_info[agg_index].agg_state !=
4563 			QLNX_AGG_STATE_START) {
4564 
4565 			QL_DPRINT7(ha, "[%d]: 2\n ", fp->rss_id);
4566 
4567 			qlnx_reuse_rx_data(rxq);
4568 			continue;
4569 		}
4570 
4571 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
4572 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4573 			BUS_DMASYNC_POSTREAD);
4574 
4575 		mpc = sw_rx_data->data;
4576 
4577 		if (mpc == NULL) {
4578 
4579 			QL_DPRINT7(ha, "[%d]: mpc = NULL\n", fp->rss_id);
4580 
4581 			fp->err_rx_mp_null++;
4582 			if (mpf != NULL)
4583 				m_freem(mpf);
4584 			mpf = mpl = NULL;
4585 			rxq->tpa_info[agg_index].agg_state =
4586 						QLNX_AGG_STATE_ERROR;
4587 			ecore_chain_consume(&rxq->rx_bd_ring);
4588 			rxq->sw_rx_cons =
4589 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4590 			continue;
4591 		}
4592 
4593 		if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4594 			QL_DPRINT7(ha, "[%d]: New buffer allocation failed,"
4595 				" dropping incoming packet and reusing its"
4596 				" buffer\n", fp->rss_id);
4597 
4598 			qlnx_reuse_rx_data(rxq);
4599 
4600 			if (mpf != NULL)
4601 				m_freem(mpf);
4602 			mpf = mpl = NULL;
4603 
4604 			rxq->tpa_info[agg_index].agg_state =
4605 						QLNX_AGG_STATE_ERROR;
4606 
4607 			ecore_chain_consume(&rxq->rx_bd_ring);
4608 			rxq->sw_rx_cons =
4609 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4610 
4611 			continue;
4612 		}
4613 
4614 		mpc->m_flags &= ~M_PKTHDR;
4615 		mpc->m_next = NULL;
4616 		mpc->m_len = cqe->len_list[i];
4617 
4618 
4619 		if (mpf == NULL) {
4620 			mpf = mpl = mpc;
4621 		} else {
4622 			mpl->m_len = ha->rx_buf_size;
4623 			mpl->m_next = mpc;
4624 			mpl = mpc;
4625 		}
4626 
4627 		ecore_chain_consume(&rxq->rx_bd_ring);
4628 		rxq->sw_rx_cons =
4629 			(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4630 	}
4631 
4632 	QL_DPRINT7(ha, "[%d]: 5\n ", fp->rss_id);
4633 
4634 	if (mpf != NULL) {
4635 
4636 		QL_DPRINT7(ha, "[%d]: 6\n ", fp->rss_id);
4637 
4638 		mp = rxq->tpa_info[agg_index].mpl;
4639 		mp->m_len = ha->rx_buf_size;
4640 		mp->m_next = mpf;
4641 	}
4642 
4643 	if (rxq->tpa_info[agg_index].agg_state != QLNX_AGG_STATE_START) {
4644 
4645 		QL_DPRINT7(ha, "[%d]: 7\n ", fp->rss_id);
4646 
4647 		if (rxq->tpa_info[agg_index].mpf != NULL)
4648 			m_freem(rxq->tpa_info[agg_index].mpf);
4649 		rxq->tpa_info[agg_index].mpf = NULL;
4650 		rxq->tpa_info[agg_index].mpl = NULL;
4651 		rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_NONE;
4652 		return (0);
4653 	}
4654 
4655 	mp = rxq->tpa_info[agg_index].mpf;
4656 	m_adj(mp, rxq->tpa_info[agg_index].placement_offset);
4657 	mp->m_pkthdr.len = cqe->total_packet_len;
4658 
4659 	if (mp->m_next  == NULL)
4660 		mp->m_len = mp->m_pkthdr.len;
4661 	else {
4662 		/* compute the total packet length */
4663 		mpf = mp;
4664 		while (mpf != NULL) {
4665 			len += mpf->m_len;
4666 			mpf = mpf->m_next;
4667 		}
4668 
4669 		if (cqe->total_packet_len > len) {
4670 			mpl = rxq->tpa_info[agg_index].mpl;
4671 			mpl->m_len += (cqe->total_packet_len - len);
4672 		}
4673 	}
4674 
4675 	QLNX_INC_IPACKETS(ifp);
4676 	QLNX_INC_IBYTES(ifp, (cqe->total_packet_len));
4677 
4678         QL_DPRINT7(ha, "[%d]: 8 csum_data = 0x%x csum_flags = 0x%" PRIu64 "\n \
4679 		m_len = 0x%x m_pkthdr_len = 0x%x\n",
4680                 fp->rss_id, mp->m_pkthdr.csum_data,
4681                 (uint64_t)mp->m_pkthdr.csum_flags, mp->m_len, mp->m_pkthdr.len);
4682 
4683 	(*ifp->if_input)(ifp, mp);
4684 
4685 	rxq->tpa_info[agg_index].mpf = NULL;
4686 	rxq->tpa_info[agg_index].mpl = NULL;
4687 	rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_NONE;
4688 
4689 	return (cqe->num_of_coalesced_segs);
4690 }
4691 
4692 static int
4693 qlnx_rx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp, int budget,
4694 	int lro_enable)
4695 {
4696         uint16_t		hw_comp_cons, sw_comp_cons;
4697         int			rx_pkt = 0;
4698         struct qlnx_rx_queue	*rxq = fp->rxq;
4699         struct ifnet		*ifp = ha->ifp;
4700 	struct ecore_dev	*cdev = &ha->cdev;
4701 	struct ecore_hwfn       *p_hwfn;
4702 
4703 #ifdef QLNX_SOFT_LRO
4704 	struct lro_ctrl		*lro;
4705 
4706 	lro = &rxq->lro;
4707 #endif /* #ifdef QLNX_SOFT_LRO */
4708 
4709         hw_comp_cons = le16toh(*rxq->hw_cons_ptr);
4710         sw_comp_cons = ecore_chain_get_cons_idx(&rxq->rx_comp_ring);
4711 
4712 	p_hwfn = &ha->cdev.hwfns[(fp->rss_id % cdev->num_hwfns)];
4713 
4714         /* Memory barrier to prevent the CPU from doing speculative reads of CQE
4715          * / BD in the while-loop before reading hw_comp_cons. If the CQE is
4716          * read before it is written by FW, then FW writes CQE and SB, and then
4717          * the CPU reads the hw_comp_cons, it will use an old CQE.
4718          */
4719 
4720         /* Loop to complete all indicated BDs */
4721         while (sw_comp_cons != hw_comp_cons) {
4722                 union eth_rx_cqe		*cqe;
4723                 struct eth_fast_path_rx_reg_cqe	*fp_cqe;
4724                 struct sw_rx_data		*sw_rx_data;
4725 		register struct mbuf		*mp;
4726                 enum eth_rx_cqe_type		cqe_type;
4727                 uint16_t			len, pad, len_on_first_bd;
4728                 uint8_t				*data;
4729 #if __FreeBSD_version >= 1100000
4730 		uint8_t				hash_type;
4731 #endif /* #if __FreeBSD_version >= 1100000 */
4732 
4733                 /* Get the CQE from the completion ring */
4734                 cqe = (union eth_rx_cqe *)
4735                         ecore_chain_consume(&rxq->rx_comp_ring);
4736                 cqe_type = cqe->fast_path_regular.type;
4737 
4738                 if (cqe_type == ETH_RX_CQE_TYPE_SLOW_PATH) {
4739                         QL_DPRINT3(ha, "Got a slowath CQE\n");
4740 
4741                         ecore_eth_cqe_completion(p_hwfn,
4742                                         (struct eth_slow_path_rx_cqe *)cqe);
4743                         goto next_cqe;
4744                 }
4745 
4746 		if (cqe_type != ETH_RX_CQE_TYPE_REGULAR) {
4747 
4748 			switch (cqe_type) {
4749 
4750 			case ETH_RX_CQE_TYPE_TPA_START:
4751 				qlnx_tpa_start(ha, fp, rxq,
4752 					&cqe->fast_path_tpa_start);
4753 				fp->tpa_start++;
4754 				break;
4755 
4756 			case ETH_RX_CQE_TYPE_TPA_CONT:
4757 				qlnx_tpa_cont(ha, fp, rxq,
4758 					&cqe->fast_path_tpa_cont);
4759 				fp->tpa_cont++;
4760 				break;
4761 
4762 			case ETH_RX_CQE_TYPE_TPA_END:
4763 				rx_pkt += qlnx_tpa_end(ha, fp, rxq,
4764 						&cqe->fast_path_tpa_end);
4765 				fp->tpa_end++;
4766 				break;
4767 
4768 			default:
4769 				break;
4770 			}
4771 
4772                         goto next_cqe;
4773 		}
4774 
4775                 /* Get the data from the SW ring */
4776                 sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
4777                 mp = sw_rx_data->data;
4778 
4779 		if (mp == NULL) {
4780                 	QL_DPRINT1(ha, "mp = NULL\n");
4781 			fp->err_rx_mp_null++;
4782         		rxq->sw_rx_cons  =
4783 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4784 			goto next_cqe;
4785 		}
4786 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4787 			BUS_DMASYNC_POSTREAD);
4788 
4789                 /* non GRO */
4790                 fp_cqe = &cqe->fast_path_regular;/* MK CR TPA check assembly */
4791                 len =  le16toh(fp_cqe->pkt_len);
4792                 pad = fp_cqe->placement_offset;
4793 #if 0
4794 		QL_DPRINT3(ha, "CQE type = %x, flags = %x, vlan = %x,"
4795 			" len %u, parsing flags = %d pad  = %d\n",
4796 			cqe_type, fp_cqe->bitfields,
4797 			le16toh(fp_cqe->vlan_tag),
4798 			len, le16toh(fp_cqe->pars_flags.flags), pad);
4799 #endif
4800 		data = mtod(mp, uint8_t *);
4801 		data = data + pad;
4802 
4803 		if (0)
4804 			qlnx_dump_buf8(ha, __func__, data, len);
4805 
4806                 /* For every Rx BD consumed, we allocate a new BD so the BD ring
4807                  * is always with a fixed size. If allocation fails, we take the
4808                  * consumed BD and return it to the ring in the PROD position.
4809                  * The packet that was received on that BD will be dropped (and
4810                  * not passed to the upper stack).
4811                  */
4812 		/* If this is an error packet then drop it */
4813 		if ((le16toh(cqe->fast_path_regular.pars_flags.flags)) &
4814 			CQE_FLAGS_ERR) {
4815 
4816 			QL_DPRINT1(ha, "CQE in CONS = %u has error, flags = %x,"
4817 				" dropping incoming packet\n", sw_comp_cons,
4818 			le16toh(cqe->fast_path_regular.pars_flags.flags));
4819 			fp->err_rx_hw_errors++;
4820 
4821                         qlnx_reuse_rx_data(rxq);
4822 
4823 			QLNX_INC_IERRORS(ifp);
4824 
4825 			goto next_cqe;
4826 		}
4827 
4828                 if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4829 
4830                         QL_DPRINT1(ha, "New buffer allocation failed, dropping"
4831 				" incoming packet and reusing its buffer\n");
4832                         qlnx_reuse_rx_data(rxq);
4833 
4834                         fp->err_rx_alloc_errors++;
4835 
4836 			QLNX_INC_IQDROPS(ifp);
4837 
4838                         goto next_cqe;
4839                 }
4840 
4841                 ecore_chain_consume(&rxq->rx_bd_ring);
4842 
4843 		len_on_first_bd = fp_cqe->len_on_first_bd;
4844 		m_adj(mp, pad);
4845 		mp->m_pkthdr.len = len;
4846 
4847 		if ((len > 60 ) && (len > len_on_first_bd)) {
4848 
4849 			mp->m_len = len_on_first_bd;
4850 
4851 			if (qlnx_rx_jumbo_chain(ha, fp, mp,
4852 				(len - len_on_first_bd)) != 0) {
4853 
4854 				m_freem(mp);
4855 
4856 				QLNX_INC_IQDROPS(ifp);
4857 
4858                         	goto next_cqe;
4859 			}
4860 
4861 		} else if (len_on_first_bd < len) {
4862 			fp->err_rx_jumbo_chain_pkts++;
4863 		} else {
4864 			mp->m_len = len;
4865 		}
4866 
4867 		mp->m_flags |= M_PKTHDR;
4868 
4869 		/* assign packet to this interface interface */
4870 		mp->m_pkthdr.rcvif = ifp;
4871 
4872 		/* assume no hardware checksum has complated */
4873 		mp->m_pkthdr.csum_flags = 0;
4874 
4875 		mp->m_pkthdr.flowid = fp_cqe->rss_hash;
4876 
4877 #if __FreeBSD_version >= 1100000
4878 
4879 		hash_type = fp_cqe->bitfields &
4880 				(ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_MASK <<
4881 				ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_SHIFT);
4882 
4883 		switch (hash_type) {
4884 
4885 		case RSS_HASH_TYPE_IPV4:
4886 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV4);
4887 			break;
4888 
4889 		case RSS_HASH_TYPE_TCP_IPV4:
4890 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV4);
4891 			break;
4892 
4893 		case RSS_HASH_TYPE_IPV6:
4894 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV6);
4895 			break;
4896 
4897 		case RSS_HASH_TYPE_TCP_IPV6:
4898 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV6);
4899 			break;
4900 
4901 		default:
4902 			M_HASHTYPE_SET(mp, M_HASHTYPE_OPAQUE);
4903 			break;
4904 		}
4905 
4906 #else
4907 		mp->m_flags |= M_FLOWID;
4908 #endif
4909 
4910 		if (CQE_L3_PACKET(fp_cqe->pars_flags.flags)) {
4911 			mp->m_pkthdr.csum_flags |= CSUM_IP_CHECKED;
4912 		}
4913 
4914 		if (!(CQE_IP_HDR_ERR(fp_cqe->pars_flags.flags))) {
4915 			mp->m_pkthdr.csum_flags |= CSUM_IP_VALID;
4916 		}
4917 
4918 		if (CQE_L4_HAS_CSUM(fp_cqe->pars_flags.flags)) {
4919 			mp->m_pkthdr.csum_data = 0xFFFF;
4920 			mp->m_pkthdr.csum_flags |=
4921 				(CSUM_DATA_VALID | CSUM_PSEUDO_HDR);
4922 		}
4923 
4924 		if (CQE_HAS_VLAN(fp_cqe->pars_flags.flags)) {
4925 			mp->m_pkthdr.ether_vtag = le16toh(fp_cqe->vlan_tag);
4926 			mp->m_flags |= M_VLANTAG;
4927 		}
4928 
4929 		QLNX_INC_IPACKETS(ifp);
4930 		QLNX_INC_IBYTES(ifp, len);
4931 
4932 #ifdef QLNX_SOFT_LRO
4933 
4934 		if (lro_enable) {
4935 
4936 #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO)
4937 
4938 			tcp_lro_queue_mbuf(lro, mp);
4939 
4940 #else
4941 
4942 			if (tcp_lro_rx(lro, mp, 0))
4943 				(*ifp->if_input)(ifp, mp);
4944 
4945 #endif /* #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO) */
4946 
4947 		} else {
4948 			(*ifp->if_input)(ifp, mp);
4949 		}
4950 #else
4951 
4952 		(*ifp->if_input)(ifp, mp);
4953 
4954 #endif /* #ifdef QLNX_SOFT_LRO */
4955 
4956                 rx_pkt++;
4957 
4958         	rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4959 
4960 next_cqe:	/* don't consume bd rx buffer */
4961                 ecore_chain_recycle_consumed(&rxq->rx_comp_ring);
4962                 sw_comp_cons = ecore_chain_get_cons_idx(&rxq->rx_comp_ring);
4963 
4964 		/* CR TPA - revisit how to handle budget in TPA perhaps
4965 		   increase on "end" */
4966                 if (rx_pkt == budget)
4967                         break;
4968         } /* repeat while sw_comp_cons != hw_comp_cons... */
4969 
4970         /* Update producers */
4971         qlnx_update_rx_prod(p_hwfn, rxq);
4972 
4973         return rx_pkt;
4974 }
4975 
4976 
4977 /*
4978  * fast path interrupt
4979  */
4980 
4981 static void
4982 qlnx_fp_isr(void *arg)
4983 {
4984         qlnx_ivec_t		*ivec = arg;
4985         qlnx_host_t		*ha;
4986         struct qlnx_fastpath	*fp = NULL;
4987         int			idx;
4988 
4989         ha = ivec->ha;
4990 
4991         if (ha->state != QLNX_STATE_OPEN) {
4992                 return;
4993         }
4994 
4995         idx = ivec->rss_idx;
4996 
4997         if ((idx = ivec->rss_idx) >= ha->num_rss) {
4998                 QL_DPRINT1(ha, "illegal interrupt[%d]\n", idx);
4999                 ha->err_illegal_intr++;
5000                 return;
5001         }
5002         fp = &ha->fp_array[idx];
5003 
5004         if (fp == NULL) {
5005                 ha->err_fp_null++;
5006         } else {
5007 		int			rx_int = 0, total_rx_count = 0;
5008 		int 			lro_enable, tc;
5009 		struct qlnx_tx_queue	*txq;
5010 		uint16_t		elem_left;
5011 
5012 		lro_enable = ha->ifp->if_capenable & IFCAP_LRO;
5013 
5014                 ecore_sb_ack(fp->sb_info, IGU_INT_DISABLE, 0);
5015 
5016                 do {
5017                         for (tc = 0; tc < ha->num_tc; tc++) {
5018 
5019 				txq = fp->txq[tc];
5020 
5021 				if((int)(elem_left =
5022 					ecore_chain_get_elem_left(&txq->tx_pbl)) <
5023 						QLNX_TX_ELEM_THRESH)  {
5024 
5025                                 	if (mtx_trylock(&fp->tx_mtx)) {
5026 #ifdef QLNX_TRACE_PERF_DATA
5027 						tx_compl = fp->tx_pkts_completed;
5028 #endif
5029 
5030 						qlnx_tx_int(ha, fp, fp->txq[tc]);
5031 #ifdef QLNX_TRACE_PERF_DATA
5032 						fp->tx_pkts_compl_intr +=
5033 							(fp->tx_pkts_completed - tx_compl);
5034 						if ((fp->tx_pkts_completed - tx_compl) <= 32)
5035 							fp->tx_comInt[0]++;
5036 						else if (((fp->tx_pkts_completed - tx_compl) > 32) &&
5037 							((fp->tx_pkts_completed - tx_compl) <= 64))
5038 							fp->tx_comInt[1]++;
5039 						else if(((fp->tx_pkts_completed - tx_compl) > 64) &&
5040 							((fp->tx_pkts_completed - tx_compl) <= 128))
5041 							fp->tx_comInt[2]++;
5042 						else if(((fp->tx_pkts_completed - tx_compl) > 128))
5043 							fp->tx_comInt[3]++;
5044 #endif
5045 						mtx_unlock(&fp->tx_mtx);
5046 					}
5047 				}
5048                         }
5049 
5050                         rx_int = qlnx_rx_int(ha, fp, ha->rx_pkt_threshold,
5051                                         lro_enable);
5052 
5053                         if (rx_int) {
5054                                 fp->rx_pkts += rx_int;
5055                                 total_rx_count += rx_int;
5056                         }
5057 
5058                 } while (rx_int);
5059 
5060 #ifdef QLNX_SOFT_LRO
5061                 {
5062                         struct lro_ctrl *lro;
5063 
5064                         lro = &fp->rxq->lro;
5065 
5066                         if (lro_enable && total_rx_count) {
5067 
5068 #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO)
5069 
5070 #ifdef QLNX_TRACE_LRO_CNT
5071                                 if (lro->lro_mbuf_count & ~1023)
5072                                         fp->lro_cnt_1024++;
5073                                 else if (lro->lro_mbuf_count & ~511)
5074                                         fp->lro_cnt_512++;
5075                                 else if (lro->lro_mbuf_count & ~255)
5076                                         fp->lro_cnt_256++;
5077                                 else if (lro->lro_mbuf_count & ~127)
5078                                         fp->lro_cnt_128++;
5079                                 else if (lro->lro_mbuf_count & ~63)
5080                                         fp->lro_cnt_64++;
5081 #endif /* #ifdef QLNX_TRACE_LRO_CNT */
5082 
5083                                 tcp_lro_flush_all(lro);
5084 
5085 #else
5086                                 struct lro_entry *queued;
5087 
5088                                 while ((!SLIST_EMPTY(&lro->lro_active))) {
5089                                         queued = SLIST_FIRST(&lro->lro_active);
5090                                         SLIST_REMOVE_HEAD(&lro->lro_active, \
5091                                                 next);
5092                                         tcp_lro_flush(lro, queued);
5093                                 }
5094 #endif /* #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO) */
5095                         }
5096                 }
5097 #endif /* #ifdef QLNX_SOFT_LRO */
5098 
5099                 ecore_sb_update_sb_idx(fp->sb_info);
5100                 rmb();
5101                 ecore_sb_ack(fp->sb_info, IGU_INT_ENABLE, 1);
5102         }
5103 
5104         return;
5105 }
5106 
5107 
5108 /*
5109  * slow path interrupt processing function
5110  * can be invoked in polled mode or in interrupt mode via taskqueue.
5111  */
5112 void
5113 qlnx_sp_isr(void *arg)
5114 {
5115 	struct ecore_hwfn	*p_hwfn;
5116 	qlnx_host_t		*ha;
5117 
5118 	p_hwfn = arg;
5119 
5120 	ha = (qlnx_host_t *)p_hwfn->p_dev;
5121 
5122 	ha->sp_interrupts++;
5123 
5124 	QL_DPRINT2(ha, "enter\n");
5125 
5126 	ecore_int_sp_dpc(p_hwfn);
5127 
5128 	QL_DPRINT2(ha, "exit\n");
5129 
5130 	return;
5131 }
5132 
5133 /*****************************************************************************
5134  * Support Functions for DMA'able Memory
5135  *****************************************************************************/
5136 
5137 static void
5138 qlnx_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
5139 {
5140         *((bus_addr_t *)arg) = 0;
5141 
5142         if (error) {
5143                 printf("%s: bus_dmamap_load failed (%d)\n", __func__, error);
5144                 return;
5145         }
5146 
5147         *((bus_addr_t *)arg) = segs[0].ds_addr;
5148 
5149         return;
5150 }
5151 
5152 static int
5153 qlnx_alloc_dmabuf(qlnx_host_t *ha, qlnx_dma_t *dma_buf)
5154 {
5155         int             ret = 0;
5156         device_t        dev;
5157         bus_addr_t      b_addr;
5158 
5159         dev = ha->pci_dev;
5160 
5161         ret = bus_dma_tag_create(
5162                         ha->parent_tag,/* parent */
5163                         dma_buf->alignment,
5164                         ((bus_size_t)(1ULL << 32)),/* boundary */
5165                         BUS_SPACE_MAXADDR,      /* lowaddr */
5166                         BUS_SPACE_MAXADDR,      /* highaddr */
5167                         NULL, NULL,             /* filter, filterarg */
5168                         dma_buf->size,          /* maxsize */
5169                         1,                      /* nsegments */
5170                         dma_buf->size,          /* maxsegsize */
5171                         0,                      /* flags */
5172                         NULL, NULL,             /* lockfunc, lockarg */
5173                         &dma_buf->dma_tag);
5174 
5175         if (ret) {
5176                 QL_DPRINT1(ha, "could not create dma tag\n");
5177                 goto qlnx_alloc_dmabuf_exit;
5178         }
5179         ret = bus_dmamem_alloc(dma_buf->dma_tag,
5180                         (void **)&dma_buf->dma_b,
5181                         (BUS_DMA_ZERO | BUS_DMA_COHERENT | BUS_DMA_NOWAIT),
5182                         &dma_buf->dma_map);
5183         if (ret) {
5184                 bus_dma_tag_destroy(dma_buf->dma_tag);
5185                 QL_DPRINT1(ha, "bus_dmamem_alloc failed\n");
5186                 goto qlnx_alloc_dmabuf_exit;
5187         }
5188 
5189         ret = bus_dmamap_load(dma_buf->dma_tag,
5190                         dma_buf->dma_map,
5191                         dma_buf->dma_b,
5192                         dma_buf->size,
5193                         qlnx_dmamap_callback,
5194                         &b_addr, BUS_DMA_NOWAIT);
5195 
5196         if (ret || !b_addr) {
5197                 bus_dma_tag_destroy(dma_buf->dma_tag);
5198                 bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b,
5199                         dma_buf->dma_map);
5200                 ret = -1;
5201                 goto qlnx_alloc_dmabuf_exit;
5202         }
5203 
5204         dma_buf->dma_addr = b_addr;
5205 
5206 qlnx_alloc_dmabuf_exit:
5207 
5208         return ret;
5209 }
5210 
5211 static void
5212 qlnx_free_dmabuf(qlnx_host_t *ha, qlnx_dma_t *dma_buf)
5213 {
5214 	bus_dmamap_unload(dma_buf->dma_tag, dma_buf->dma_map);
5215         bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b, dma_buf->dma_map);
5216         bus_dma_tag_destroy(dma_buf->dma_tag);
5217 	return;
5218 }
5219 
5220 void *
5221 qlnx_dma_alloc_coherent(void *ecore_dev, bus_addr_t *phys, uint32_t size)
5222 {
5223 	qlnx_dma_t	dma_buf;
5224 	qlnx_dma_t	*dma_p;
5225 	qlnx_host_t	*ha;
5226 	device_t        dev;
5227 
5228 	ha = (qlnx_host_t *)ecore_dev;
5229 	dev = ha->pci_dev;
5230 
5231 	size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
5232 
5233 	memset(&dma_buf, 0, sizeof (qlnx_dma_t));
5234 
5235 	dma_buf.size = size + PAGE_SIZE;
5236 	dma_buf.alignment = 8;
5237 
5238 	if (qlnx_alloc_dmabuf((qlnx_host_t *)ecore_dev, &dma_buf) != 0)
5239 		return (NULL);
5240 	bzero((uint8_t *)dma_buf.dma_b, dma_buf.size);
5241 
5242 	*phys = dma_buf.dma_addr;
5243 
5244 	dma_p = (qlnx_dma_t *)((uint8_t *)dma_buf.dma_b + size);
5245 
5246 	memcpy(dma_p, &dma_buf, sizeof(qlnx_dma_t));
5247 
5248 	QL_DPRINT5(ha, "[%p %p %p %p 0x%08x ]\n",
5249 		(void *)dma_buf.dma_map, (void *)dma_buf.dma_tag,
5250 		dma_buf.dma_b, (void *)dma_buf.dma_addr, size);
5251 
5252 	return (dma_buf.dma_b);
5253 }
5254 
5255 void
5256 qlnx_dma_free_coherent(void *ecore_dev, void *v_addr, bus_addr_t phys,
5257 	uint32_t size)
5258 {
5259 	qlnx_dma_t dma_buf, *dma_p;
5260 	qlnx_host_t	*ha;
5261 	device_t        dev;
5262 
5263 	ha = (qlnx_host_t *)ecore_dev;
5264 	dev = ha->pci_dev;
5265 
5266 	if (v_addr == NULL)
5267 		return;
5268 
5269 	size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
5270 
5271 	dma_p = (qlnx_dma_t *)((uint8_t *)v_addr + size);
5272 
5273 	QL_DPRINT5(ha, "[%p %p %p %p 0x%08x ]\n",
5274 		(void *)dma_p->dma_map, (void *)dma_p->dma_tag,
5275 		dma_p->dma_b, (void *)dma_p->dma_addr, size);
5276 
5277 	dma_buf = *dma_p;
5278 
5279 	if (!ha->qlnxr_debug)
5280 	qlnx_free_dmabuf((qlnx_host_t *)ecore_dev, &dma_buf);
5281 	return;
5282 }
5283 
5284 static int
5285 qlnx_alloc_parent_dma_tag(qlnx_host_t *ha)
5286 {
5287         int             ret;
5288         device_t        dev;
5289 
5290         dev = ha->pci_dev;
5291 
5292         /*
5293          * Allocate parent DMA Tag
5294          */
5295         ret = bus_dma_tag_create(
5296                         bus_get_dma_tag(dev),   /* parent */
5297                         1,((bus_size_t)(1ULL << 32)),/* alignment, boundary */
5298                         BUS_SPACE_MAXADDR,      /* lowaddr */
5299                         BUS_SPACE_MAXADDR,      /* highaddr */
5300                         NULL, NULL,             /* filter, filterarg */
5301                         BUS_SPACE_MAXSIZE_32BIT,/* maxsize */
5302                         0,                      /* nsegments */
5303                         BUS_SPACE_MAXSIZE_32BIT,/* maxsegsize */
5304                         0,                      /* flags */
5305                         NULL, NULL,             /* lockfunc, lockarg */
5306                         &ha->parent_tag);
5307 
5308         if (ret) {
5309                 QL_DPRINT1(ha, "could not create parent dma tag\n");
5310                 return (-1);
5311         }
5312 
5313         ha->flags.parent_tag = 1;
5314 
5315         return (0);
5316 }
5317 
5318 static void
5319 qlnx_free_parent_dma_tag(qlnx_host_t *ha)
5320 {
5321         if (ha->parent_tag != NULL) {
5322                 bus_dma_tag_destroy(ha->parent_tag);
5323 		ha->parent_tag = NULL;
5324         }
5325 	return;
5326 }
5327 
5328 static int
5329 qlnx_alloc_tx_dma_tag(qlnx_host_t *ha)
5330 {
5331         if (bus_dma_tag_create(NULL,    /* parent */
5332                 1, 0,    /* alignment, bounds */
5333                 BUS_SPACE_MAXADDR,       /* lowaddr */
5334                 BUS_SPACE_MAXADDR,       /* highaddr */
5335                 NULL, NULL,      /* filter, filterarg */
5336                 QLNX_MAX_TSO_FRAME_SIZE,     /* maxsize */
5337                 QLNX_MAX_SEGMENTS,        /* nsegments */
5338                 QLNX_MAX_TX_MBUF_SIZE,	  /* maxsegsize */
5339                 0,        /* flags */
5340                 NULL,    /* lockfunc */
5341                 NULL,    /* lockfuncarg */
5342                 &ha->tx_tag)) {
5343 
5344                 QL_DPRINT1(ha, "tx_tag alloc failed\n");
5345                 return (-1);
5346         }
5347 
5348 	return (0);
5349 }
5350 
5351 static void
5352 qlnx_free_tx_dma_tag(qlnx_host_t *ha)
5353 {
5354         if (ha->tx_tag != NULL) {
5355                 bus_dma_tag_destroy(ha->tx_tag);
5356 		ha->tx_tag = NULL;
5357         }
5358 	return;
5359 }
5360 
5361 static int
5362 qlnx_alloc_rx_dma_tag(qlnx_host_t *ha)
5363 {
5364         if (bus_dma_tag_create(NULL,    /* parent */
5365                         1, 0,    /* alignment, bounds */
5366                         BUS_SPACE_MAXADDR,       /* lowaddr */
5367                         BUS_SPACE_MAXADDR,       /* highaddr */
5368                         NULL, NULL,      /* filter, filterarg */
5369                         MJUM9BYTES,     /* maxsize */
5370                         1,        /* nsegments */
5371                         MJUM9BYTES,        /* maxsegsize */
5372                         0,        /* flags */
5373                         NULL,    /* lockfunc */
5374                         NULL,    /* lockfuncarg */
5375                         &ha->rx_tag)) {
5376 
5377                 QL_DPRINT1(ha, " rx_tag alloc failed\n");
5378 
5379                 return (-1);
5380         }
5381 	return (0);
5382 }
5383 
5384 static void
5385 qlnx_free_rx_dma_tag(qlnx_host_t *ha)
5386 {
5387         if (ha->rx_tag != NULL) {
5388                 bus_dma_tag_destroy(ha->rx_tag);
5389 		ha->rx_tag = NULL;
5390         }
5391 	return;
5392 }
5393 
5394 /*********************************
5395  * Exported functions
5396  *********************************/
5397 uint32_t
5398 qlnx_pci_bus_get_bar_size(void *ecore_dev, uint8_t bar_id)
5399 {
5400 	uint32_t bar_size;
5401 
5402 	bar_id = bar_id * 2;
5403 
5404 	bar_size = bus_get_resource_count(((qlnx_host_t *)ecore_dev)->pci_dev,
5405 				SYS_RES_MEMORY,
5406 				PCIR_BAR(bar_id));
5407 
5408 	return (bar_size);
5409 }
5410 
5411 uint32_t
5412 qlnx_pci_read_config_byte(void *ecore_dev, uint32_t pci_reg, uint8_t *reg_value)
5413 {
5414 	*reg_value = pci_read_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5415 				pci_reg, 1);
5416 	return 0;
5417 }
5418 
5419 uint32_t
5420 qlnx_pci_read_config_word(void *ecore_dev, uint32_t pci_reg,
5421 	uint16_t *reg_value)
5422 {
5423 	*reg_value = pci_read_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5424 				pci_reg, 2);
5425 	return 0;
5426 }
5427 
5428 uint32_t
5429 qlnx_pci_read_config_dword(void *ecore_dev, uint32_t pci_reg,
5430 	uint32_t *reg_value)
5431 {
5432 	*reg_value = pci_read_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5433 				pci_reg, 4);
5434 	return 0;
5435 }
5436 
5437 void
5438 qlnx_pci_write_config_byte(void *ecore_dev, uint32_t pci_reg, uint8_t reg_value)
5439 {
5440 	pci_write_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5441 		pci_reg, reg_value, 1);
5442 	return;
5443 }
5444 
5445 void
5446 qlnx_pci_write_config_word(void *ecore_dev, uint32_t pci_reg,
5447 	uint16_t reg_value)
5448 {
5449 	pci_write_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5450 		pci_reg, reg_value, 2);
5451 	return;
5452 }
5453 
5454 void
5455 qlnx_pci_write_config_dword(void *ecore_dev, uint32_t pci_reg,
5456 	uint32_t reg_value)
5457 {
5458 	pci_write_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5459 		pci_reg, reg_value, 4);
5460 	return;
5461 }
5462 
5463 int
5464 qlnx_pci_find_capability(void *ecore_dev, int cap)
5465 {
5466 	int		reg;
5467 	qlnx_host_t	*ha;
5468 
5469 	ha = ecore_dev;
5470 
5471 	if (pci_find_cap(ha->pci_dev, PCIY_EXPRESS, &reg) == 0)
5472 		return reg;
5473 	else {
5474 		QL_DPRINT1(ha, "failed\n");
5475 		return 0;
5476 	}
5477 }
5478 
5479 int
5480 qlnx_pci_find_ext_capability(void *ecore_dev, int ext_cap)
5481 {
5482 	int		reg;
5483 	qlnx_host_t	*ha;
5484 
5485 	ha = ecore_dev;
5486 
5487 	if (pci_find_extcap(ha->pci_dev, ext_cap, &reg) == 0)
5488 		return reg;
5489 	else {
5490 		QL_DPRINT1(ha, "failed\n");
5491 		return 0;
5492 	}
5493 }
5494 
5495 uint32_t
5496 qlnx_reg_rd32(void *hwfn, uint32_t reg_addr)
5497 {
5498 	uint32_t		data32;
5499 	struct ecore_hwfn	*p_hwfn;
5500 
5501 	p_hwfn = hwfn;
5502 
5503 	data32 = bus_read_4(((qlnx_host_t *)p_hwfn->p_dev)->pci_reg, \
5504 			(bus_size_t)(p_hwfn->reg_offset + reg_addr));
5505 
5506 	return (data32);
5507 }
5508 
5509 void
5510 qlnx_reg_wr32(void *hwfn, uint32_t reg_addr, uint32_t value)
5511 {
5512 	struct ecore_hwfn	*p_hwfn = hwfn;
5513 
5514 	bus_write_4(((qlnx_host_t *)p_hwfn->p_dev)->pci_reg, \
5515 		(bus_size_t)(p_hwfn->reg_offset + reg_addr), value);
5516 
5517 	return;
5518 }
5519 
5520 void
5521 qlnx_reg_wr16(void *hwfn, uint32_t reg_addr, uint16_t value)
5522 {
5523 	struct ecore_hwfn	*p_hwfn = hwfn;
5524 
5525 	bus_write_2(((qlnx_host_t *)p_hwfn->p_dev)->pci_reg, \
5526 		(bus_size_t)(p_hwfn->reg_offset + reg_addr), value);
5527 	return;
5528 }
5529 
5530 void
5531 qlnx_dbell_wr32_db(void *hwfn, void *reg_addr, uint32_t value)
5532 {
5533 	struct ecore_dev	*cdev;
5534 	struct ecore_hwfn	*p_hwfn;
5535 	uint32_t	offset;
5536 
5537 	p_hwfn = hwfn;
5538 
5539 	cdev = p_hwfn->p_dev;
5540 
5541 	offset = (uint32_t)((uint8_t *)reg_addr - (uint8_t *)(p_hwfn->doorbells));
5542 	bus_write_4(((qlnx_host_t *)cdev)->pci_dbells, offset, value);
5543 
5544 	return;
5545 }
5546 
5547 void
5548 qlnx_dbell_wr32(void *hwfn, uint32_t reg_addr, uint32_t value)
5549 {
5550 	struct ecore_hwfn	*p_hwfn = hwfn;
5551 
5552 	bus_write_4(((qlnx_host_t *)p_hwfn->p_dev)->pci_dbells, \
5553 		(bus_size_t)(p_hwfn->db_offset + reg_addr), value);
5554 
5555 	return;
5556 }
5557 
5558 uint32_t
5559 qlnx_direct_reg_rd32(void *p_hwfn, uint32_t *reg_addr)
5560 {
5561 	uint32_t		data32;
5562 	bus_size_t		offset;
5563 	struct ecore_dev	*cdev;
5564 
5565 	cdev = ((struct ecore_hwfn *)p_hwfn)->p_dev;
5566 	offset = (bus_size_t)((uint8_t *)reg_addr - (uint8_t *)(cdev->regview));
5567 
5568 	data32 = bus_read_4(((qlnx_host_t *)cdev)->pci_reg, offset);
5569 
5570 	return (data32);
5571 }
5572 
5573 void
5574 qlnx_direct_reg_wr32(void *p_hwfn, void *reg_addr, uint32_t value)
5575 {
5576 	bus_size_t		offset;
5577 	struct ecore_dev	*cdev;
5578 
5579 	cdev = ((struct ecore_hwfn *)p_hwfn)->p_dev;
5580 	offset = (bus_size_t)((uint8_t *)reg_addr - (uint8_t *)(cdev->regview));
5581 
5582 	bus_write_4(((qlnx_host_t *)cdev)->pci_reg, offset, value);
5583 
5584 	return;
5585 }
5586 
5587 void
5588 qlnx_direct_reg_wr64(void *p_hwfn, void *reg_addr, uint64_t value)
5589 {
5590 	bus_size_t		offset;
5591 	struct ecore_dev	*cdev;
5592 
5593 	cdev = ((struct ecore_hwfn *)p_hwfn)->p_dev;
5594 	offset = (bus_size_t)((uint8_t *)reg_addr - (uint8_t *)(cdev->regview));
5595 
5596 	bus_write_8(((qlnx_host_t *)cdev)->pci_reg, offset, value);
5597 	return;
5598 }
5599 
5600 void *
5601 qlnx_zalloc(uint32_t size)
5602 {
5603 	caddr_t	va;
5604 
5605 	va = malloc((unsigned long)size, M_QLNXBUF, M_NOWAIT);
5606 	bzero(va, size);
5607 	return ((void *)va);
5608 }
5609 
5610 void
5611 qlnx_barrier(void *p_hwfn)
5612 {
5613 	qlnx_host_t	*ha;
5614 
5615 	ha = (qlnx_host_t *)((struct ecore_hwfn *)p_hwfn)->p_dev;
5616 	bus_barrier(ha->pci_reg,  0, 0, BUS_SPACE_BARRIER_WRITE);
5617 }
5618 
5619 void
5620 qlnx_link_update(void *p_hwfn)
5621 {
5622 	qlnx_host_t	*ha;
5623 	int		prev_link_state;
5624 
5625 	ha = (qlnx_host_t *)((struct ecore_hwfn *)p_hwfn)->p_dev;
5626 
5627 	qlnx_fill_link(ha, p_hwfn, &ha->if_link);
5628 
5629 	prev_link_state = ha->link_up;
5630 	ha->link_up = ha->if_link.link_up;
5631 
5632         if (prev_link_state !=  ha->link_up) {
5633                 if (ha->link_up) {
5634                         if_link_state_change(ha->ifp, LINK_STATE_UP);
5635                 } else {
5636                         if_link_state_change(ha->ifp, LINK_STATE_DOWN);
5637                 }
5638         }
5639 #ifndef QLNX_VF
5640 #ifdef CONFIG_ECORE_SRIOV
5641 
5642 	if (qlnx_vf_device(ha) != 0) {
5643 		if (ha->sriov_initialized)
5644 			qlnx_inform_vf_link_state(p_hwfn, ha);
5645 	}
5646 
5647 #endif /* #ifdef CONFIG_ECORE_SRIOV */
5648 #endif /* #ifdef QLNX_VF */
5649 
5650         return;
5651 }
5652 
5653 static void
5654 __qlnx_osal_vf_fill_acquire_resc_req(struct ecore_hwfn *p_hwfn,
5655 	struct ecore_vf_acquire_sw_info *p_sw_info)
5656 {
5657 	p_sw_info->driver_version = (QLNX_VERSION_MAJOR << 24) |
5658 					(QLNX_VERSION_MINOR << 16) |
5659 					 QLNX_VERSION_BUILD;
5660 	p_sw_info->os_type = VFPF_ACQUIRE_OS_FREEBSD;
5661 
5662 	return;
5663 }
5664 
5665 void
5666 qlnx_osal_vf_fill_acquire_resc_req(void *p_hwfn, void *p_resc_req,
5667 	void *p_sw_info)
5668 {
5669 	__qlnx_osal_vf_fill_acquire_resc_req(p_hwfn, p_sw_info);
5670 
5671 	return;
5672 }
5673 
5674 void
5675 qlnx_fill_link(qlnx_host_t *ha, struct ecore_hwfn *hwfn,
5676 	struct qlnx_link_output *if_link)
5677 {
5678 	struct ecore_mcp_link_params    link_params;
5679 	struct ecore_mcp_link_state     link_state;
5680 	uint8_t				p_change;
5681 	struct ecore_ptt *p_ptt = NULL;
5682 
5683 
5684 	memset(if_link, 0, sizeof(*if_link));
5685 	memset(&link_params, 0, sizeof(struct ecore_mcp_link_params));
5686 	memset(&link_state, 0, sizeof(struct ecore_mcp_link_state));
5687 
5688 	ha = (qlnx_host_t *)hwfn->p_dev;
5689 
5690 	/* Prepare source inputs */
5691 	/* we only deal with physical functions */
5692 	if (qlnx_vf_device(ha) != 0) {
5693 
5694         	p_ptt = ecore_ptt_acquire(hwfn);
5695 
5696 	        if (p_ptt == NULL) {
5697 			QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
5698 			return;
5699 		}
5700 
5701 		ecore_mcp_get_media_type(hwfn, p_ptt, &if_link->media_type);
5702 		ecore_ptt_release(hwfn, p_ptt);
5703 
5704 		memcpy(&link_params, ecore_mcp_get_link_params(hwfn),
5705 			sizeof(link_params));
5706 		memcpy(&link_state, ecore_mcp_get_link_state(hwfn),
5707 			sizeof(link_state));
5708 	} else {
5709 		ecore_mcp_get_media_type(hwfn, NULL, &if_link->media_type);
5710 		ecore_vf_read_bulletin(hwfn, &p_change);
5711 		ecore_vf_get_link_params(hwfn, &link_params);
5712 		ecore_vf_get_link_state(hwfn, &link_state);
5713 	}
5714 
5715 	/* Set the link parameters to pass to protocol driver */
5716 	if (link_state.link_up) {
5717 		if_link->link_up = true;
5718 		if_link->speed = link_state.speed;
5719 	}
5720 
5721 	if_link->supported_caps = QLNX_LINK_CAP_FIBRE;
5722 
5723 	if (link_params.speed.autoneg)
5724 		if_link->supported_caps |= QLNX_LINK_CAP_Autoneg;
5725 
5726 	if (link_params.pause.autoneg ||
5727 		(link_params.pause.forced_rx && link_params.pause.forced_tx))
5728 		if_link->supported_caps |= QLNX_LINK_CAP_Asym_Pause;
5729 
5730 	if (link_params.pause.autoneg || link_params.pause.forced_rx ||
5731 		link_params.pause.forced_tx)
5732 		if_link->supported_caps |= QLNX_LINK_CAP_Pause;
5733 
5734 	if (link_params.speed.advertised_speeds &
5735 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_1G)
5736 		if_link->supported_caps |= QLNX_LINK_CAP_1000baseT_Half |
5737                                            QLNX_LINK_CAP_1000baseT_Full;
5738 
5739 	if (link_params.speed.advertised_speeds &
5740 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_10G)
5741 		if_link->supported_caps |= QLNX_LINK_CAP_10000baseKR_Full;
5742 
5743 	if (link_params.speed.advertised_speeds &
5744 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_25G)
5745 		if_link->supported_caps |= QLNX_LINK_CAP_25000baseKR_Full;
5746 
5747 	if (link_params.speed.advertised_speeds &
5748 		NVM_CFG1_PORT_DRV_LINK_SPEED_40G)
5749 		if_link->supported_caps |= QLNX_LINK_CAP_40000baseLR4_Full;
5750 
5751 	if (link_params.speed.advertised_speeds &
5752 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_50G)
5753 		if_link->supported_caps |= QLNX_LINK_CAP_50000baseKR2_Full;
5754 
5755 	if (link_params.speed.advertised_speeds &
5756 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_BB_100G)
5757 		if_link->supported_caps |= QLNX_LINK_CAP_100000baseKR4_Full;
5758 
5759 	if_link->advertised_caps = if_link->supported_caps;
5760 
5761 	if_link->autoneg = link_params.speed.autoneg;
5762 	if_link->duplex = QLNX_LINK_DUPLEX;
5763 
5764 	/* Link partner capabilities */
5765 
5766 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_1G_HD)
5767 		if_link->link_partner_caps |= QLNX_LINK_CAP_1000baseT_Half;
5768 
5769 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_1G_FD)
5770 		if_link->link_partner_caps |= QLNX_LINK_CAP_1000baseT_Full;
5771 
5772 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_10G)
5773 		if_link->link_partner_caps |= QLNX_LINK_CAP_10000baseKR_Full;
5774 
5775 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_25G)
5776 		if_link->link_partner_caps |= QLNX_LINK_CAP_25000baseKR_Full;
5777 
5778 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_40G)
5779 		if_link->link_partner_caps |= QLNX_LINK_CAP_40000baseLR4_Full;
5780 
5781 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_50G)
5782 		if_link->link_partner_caps |= QLNX_LINK_CAP_50000baseKR2_Full;
5783 
5784 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_100G)
5785 		if_link->link_partner_caps |= QLNX_LINK_CAP_100000baseKR4_Full;
5786 
5787 	if (link_state.an_complete)
5788 		if_link->link_partner_caps |= QLNX_LINK_CAP_Autoneg;
5789 
5790 	if (link_state.partner_adv_pause)
5791 		if_link->link_partner_caps |= QLNX_LINK_CAP_Pause;
5792 
5793 	if ((link_state.partner_adv_pause ==
5794 		ECORE_LINK_PARTNER_ASYMMETRIC_PAUSE) ||
5795 		(link_state.partner_adv_pause ==
5796 			ECORE_LINK_PARTNER_BOTH_PAUSE))
5797 		if_link->link_partner_caps |= QLNX_LINK_CAP_Asym_Pause;
5798 
5799 	return;
5800 }
5801 
5802 void
5803 qlnx_schedule_recovery(void *p_hwfn)
5804 {
5805 	qlnx_host_t	*ha;
5806 
5807 	ha = (qlnx_host_t *)((struct ecore_hwfn *)p_hwfn)->p_dev;
5808 
5809 	if (qlnx_vf_device(ha) != 0) {
5810 		taskqueue_enqueue(ha->err_taskqueue, &ha->err_task);
5811 	}
5812 
5813 	return;
5814 }
5815 
5816 static int
5817 qlnx_nic_setup(struct ecore_dev *cdev, struct ecore_pf_params *func_params)
5818 {
5819         int	rc, i;
5820 
5821         for (i = 0; i < cdev->num_hwfns; i++) {
5822                 struct ecore_hwfn *p_hwfn = &cdev->hwfns[i];
5823                 p_hwfn->pf_params = *func_params;
5824 
5825 #ifdef QLNX_ENABLE_IWARP
5826 		if (qlnx_vf_device((qlnx_host_t *)cdev) != 0) {
5827 			p_hwfn->using_ll2 = true;
5828 		}
5829 #endif /* #ifdef QLNX_ENABLE_IWARP */
5830 
5831         }
5832 
5833         rc = ecore_resc_alloc(cdev);
5834         if (rc)
5835                 goto qlnx_nic_setup_exit;
5836 
5837         ecore_resc_setup(cdev);
5838 
5839 qlnx_nic_setup_exit:
5840 
5841         return rc;
5842 }
5843 
5844 static int
5845 qlnx_nic_start(struct ecore_dev *cdev)
5846 {
5847         int				rc;
5848 	struct ecore_hw_init_params	params;
5849 
5850 	bzero(&params, sizeof (struct ecore_hw_init_params));
5851 
5852 	params.p_tunn = NULL;
5853 	params.b_hw_start = true;
5854 	params.int_mode = cdev->int_mode;
5855 	params.allow_npar_tx_switch = true;
5856 	params.bin_fw_data = NULL;
5857 
5858         rc = ecore_hw_init(cdev, &params);
5859         if (rc) {
5860                 ecore_resc_free(cdev);
5861                 return rc;
5862         }
5863 
5864         return 0;
5865 }
5866 
5867 static int
5868 qlnx_slowpath_start(qlnx_host_t *ha)
5869 {
5870 	struct ecore_dev	*cdev;
5871 	struct ecore_pf_params	pf_params;
5872 	int			rc;
5873 
5874 	memset(&pf_params, 0, sizeof(struct ecore_pf_params));
5875 	pf_params.eth_pf_params.num_cons  =
5876 		(ha->num_rss) * (ha->num_tc + 1);
5877 
5878 #ifdef QLNX_ENABLE_IWARP
5879 	if (qlnx_vf_device(ha) != 0) {
5880 		if(ha->personality == ECORE_PCI_ETH_IWARP) {
5881 			device_printf(ha->pci_dev, "setting parameters required by iWARP dev\n");
5882 			pf_params.rdma_pf_params.num_qps = 1024;
5883 			pf_params.rdma_pf_params.num_srqs = 1024;
5884 			pf_params.rdma_pf_params.gl_pi = ECORE_ROCE_PROTOCOL_INDEX;
5885 			pf_params.rdma_pf_params.rdma_protocol = ECORE_RDMA_PROTOCOL_IWARP;
5886 		} else if(ha->personality == ECORE_PCI_ETH_ROCE) {
5887 			device_printf(ha->pci_dev, "setting parameters required by RoCE dev\n");
5888 			pf_params.rdma_pf_params.num_qps = 8192;
5889 			pf_params.rdma_pf_params.num_srqs = 8192;
5890 			//pf_params.rdma_pf_params.min_dpis = 0;
5891 			pf_params.rdma_pf_params.min_dpis = 8;
5892 			pf_params.rdma_pf_params.roce_edpm_mode = 0;
5893 			pf_params.rdma_pf_params.gl_pi = ECORE_ROCE_PROTOCOL_INDEX;
5894 			pf_params.rdma_pf_params.rdma_protocol = ECORE_RDMA_PROTOCOL_ROCE;
5895 		}
5896 	}
5897 #endif /* #ifdef QLNX_ENABLE_IWARP */
5898 
5899 	cdev = &ha->cdev;
5900 
5901 	rc = qlnx_nic_setup(cdev, &pf_params);
5902         if (rc)
5903                 goto qlnx_slowpath_start_exit;
5904 
5905         cdev->int_mode = ECORE_INT_MODE_MSIX;
5906         cdev->int_coalescing_mode = ECORE_COAL_MODE_ENABLE;
5907 
5908 #ifdef QLNX_MAX_COALESCE
5909 	cdev->rx_coalesce_usecs = 255;
5910 	cdev->tx_coalesce_usecs = 255;
5911 #endif
5912 
5913 	rc = qlnx_nic_start(cdev);
5914 
5915 	ha->rx_coalesce_usecs = cdev->rx_coalesce_usecs;
5916 	ha->tx_coalesce_usecs = cdev->tx_coalesce_usecs;
5917 
5918 #ifdef QLNX_USER_LLDP
5919 	(void)qlnx_set_lldp_tlvx(ha, NULL);
5920 #endif /* #ifdef QLNX_USER_LLDP */
5921 
5922 qlnx_slowpath_start_exit:
5923 
5924 	return (rc);
5925 }
5926 
5927 static int
5928 qlnx_slowpath_stop(qlnx_host_t *ha)
5929 {
5930 	struct ecore_dev	*cdev;
5931 	device_t		dev = ha->pci_dev;
5932 	int			i;
5933 
5934 	cdev = &ha->cdev;
5935 
5936 	ecore_hw_stop(cdev);
5937 
5938  	for (i = 0; i < ha->cdev.num_hwfns; i++) {
5939 
5940         	if (ha->sp_handle[i])
5941                 	(void)bus_teardown_intr(dev, ha->sp_irq[i],
5942 				ha->sp_handle[i]);
5943 
5944 		ha->sp_handle[i] = NULL;
5945 
5946         	if (ha->sp_irq[i])
5947 			(void) bus_release_resource(dev, SYS_RES_IRQ,
5948 				ha->sp_irq_rid[i], ha->sp_irq[i]);
5949 		ha->sp_irq[i] = NULL;
5950 	}
5951 
5952         ecore_resc_free(cdev);
5953 
5954         return 0;
5955 }
5956 
5957 static void
5958 qlnx_set_id(struct ecore_dev *cdev, char name[NAME_SIZE],
5959 	char ver_str[VER_SIZE])
5960 {
5961         int	i;
5962 
5963         memcpy(cdev->name, name, NAME_SIZE);
5964 
5965         for_each_hwfn(cdev, i) {
5966                 snprintf(cdev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
5967         }
5968 
5969         cdev->drv_type = DRV_ID_DRV_TYPE_FREEBSD;
5970 
5971 	return ;
5972 }
5973 
5974 void
5975 qlnx_get_protocol_stats(void *cdev, int proto_type, void *proto_stats)
5976 {
5977 	enum ecore_mcp_protocol_type	type;
5978 	union ecore_mcp_protocol_stats	*stats;
5979 	struct ecore_eth_stats		eth_stats;
5980 	qlnx_host_t			*ha;
5981 
5982 	ha = cdev;
5983 	stats = proto_stats;
5984 	type = proto_type;
5985 
5986         switch (type) {
5987 
5988         case ECORE_MCP_LAN_STATS:
5989                 ecore_get_vport_stats((struct ecore_dev *)cdev, &eth_stats);
5990                 stats->lan_stats.ucast_rx_pkts = eth_stats.common.rx_ucast_pkts;
5991                 stats->lan_stats.ucast_tx_pkts = eth_stats.common.tx_ucast_pkts;
5992                 stats->lan_stats.fcs_err = -1;
5993                 break;
5994 
5995 	default:
5996 		ha->err_get_proto_invalid_type++;
5997 
5998 		QL_DPRINT1(ha, "invalid protocol type 0x%x\n", type);
5999 		break;
6000 	}
6001 	return;
6002 }
6003 
6004 static int
6005 qlnx_get_mfw_version(qlnx_host_t *ha, uint32_t *mfw_ver)
6006 {
6007 	struct ecore_hwfn	*p_hwfn;
6008 	struct ecore_ptt	*p_ptt;
6009 
6010 	p_hwfn = &ha->cdev.hwfns[0];
6011 	p_ptt = ecore_ptt_acquire(p_hwfn);
6012 
6013 	if (p_ptt ==  NULL) {
6014                 QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
6015                 return (-1);
6016 	}
6017 	ecore_mcp_get_mfw_ver(p_hwfn, p_ptt, mfw_ver, NULL);
6018 
6019 	ecore_ptt_release(p_hwfn, p_ptt);
6020 
6021 	return (0);
6022 }
6023 
6024 static int
6025 qlnx_get_flash_size(qlnx_host_t *ha, uint32_t *flash_size)
6026 {
6027 	struct ecore_hwfn	*p_hwfn;
6028 	struct ecore_ptt	*p_ptt;
6029 
6030 	p_hwfn = &ha->cdev.hwfns[0];
6031 	p_ptt = ecore_ptt_acquire(p_hwfn);
6032 
6033 	if (p_ptt ==  NULL) {
6034                 QL_DPRINT1(ha,"ecore_ptt_acquire failed\n");
6035                 return (-1);
6036 	}
6037 	ecore_mcp_get_flash_size(p_hwfn, p_ptt, flash_size);
6038 
6039 	ecore_ptt_release(p_hwfn, p_ptt);
6040 
6041 	return (0);
6042 }
6043 
6044 static int
6045 qlnx_alloc_mem_arrays(qlnx_host_t *ha)
6046 {
6047 	struct ecore_dev	*cdev;
6048 
6049 	cdev = &ha->cdev;
6050 
6051 	bzero(&ha->txq_array[0], (sizeof(struct qlnx_tx_queue) * QLNX_MAX_RSS));
6052 	bzero(&ha->rxq_array[0], (sizeof(struct qlnx_rx_queue) * QLNX_MAX_RSS));
6053 	bzero(&ha->sb_array[0], (sizeof(struct ecore_sb_info) * QLNX_MAX_RSS));
6054 
6055         return 0;
6056 }
6057 
6058 static void
6059 qlnx_init_fp(qlnx_host_t *ha)
6060 {
6061 	int rss_id, txq_array_index, tc;
6062 
6063 	for (rss_id = 0; rss_id < ha->num_rss; rss_id++) {
6064 
6065 		struct qlnx_fastpath *fp = &ha->fp_array[rss_id];
6066 
6067 		fp->rss_id = rss_id;
6068 		fp->edev = ha;
6069 		fp->sb_info = &ha->sb_array[rss_id];
6070 		fp->rxq = &ha->rxq_array[rss_id];
6071 		fp->rxq->rxq_id = rss_id;
6072 
6073 		for (tc = 0; tc < ha->num_tc; tc++) {
6074                         txq_array_index = tc * ha->num_rss + rss_id;
6075                         fp->txq[tc] = &ha->txq_array[txq_array_index];
6076                         fp->txq[tc]->index = txq_array_index;
6077 		}
6078 
6079 		snprintf(fp->name, sizeof(fp->name), "%s-fp-%d", qlnx_name_str,
6080 			rss_id);
6081 
6082 		fp->tx_ring_full = 0;
6083 
6084 		/* reset all the statistics counters */
6085 
6086 		fp->tx_pkts_processed = 0;
6087 		fp->tx_pkts_freed = 0;
6088 		fp->tx_pkts_transmitted = 0;
6089 		fp->tx_pkts_completed = 0;
6090 
6091 #ifdef QLNX_TRACE_PERF_DATA
6092 		fp->tx_pkts_trans_ctx = 0;
6093 		fp->tx_pkts_compl_ctx = 0;
6094 		fp->tx_pkts_trans_fp = 0;
6095 		fp->tx_pkts_compl_fp = 0;
6096 		fp->tx_pkts_compl_intr = 0;
6097 #endif
6098 		fp->tx_lso_wnd_min_len = 0;
6099 		fp->tx_defrag = 0;
6100 		fp->tx_nsegs_gt_elem_left = 0;
6101 		fp->tx_tso_max_nsegs = 0;
6102 		fp->tx_tso_min_nsegs = 0;
6103 		fp->err_tx_nsegs_gt_elem_left = 0;
6104 		fp->err_tx_dmamap_create = 0;
6105 		fp->err_tx_defrag_dmamap_load = 0;
6106 		fp->err_tx_non_tso_max_seg = 0;
6107 		fp->err_tx_dmamap_load = 0;
6108 		fp->err_tx_defrag = 0;
6109 		fp->err_tx_free_pkt_null = 0;
6110 		fp->err_tx_cons_idx_conflict = 0;
6111 
6112 		fp->rx_pkts = 0;
6113 		fp->err_m_getcl = 0;
6114 		fp->err_m_getjcl = 0;
6115         }
6116 	return;
6117 }
6118 
6119 void
6120 qlnx_free_mem_sb(qlnx_host_t *ha, struct ecore_sb_info *sb_info)
6121 {
6122 	struct ecore_dev	*cdev;
6123 
6124 	cdev = &ha->cdev;
6125 
6126         if (sb_info->sb_virt) {
6127                 OSAL_DMA_FREE_COHERENT(cdev, ((void *)sb_info->sb_virt),
6128 			(sb_info->sb_phys), (sizeof(*sb_info->sb_virt)));
6129 		sb_info->sb_virt = NULL;
6130 	}
6131 }
6132 
6133 static int
6134 qlnx_sb_init(struct ecore_dev *cdev, struct ecore_sb_info *sb_info,
6135 	void *sb_virt_addr, bus_addr_t sb_phy_addr, u16 sb_id)
6136 {
6137         struct ecore_hwfn	*p_hwfn;
6138         int			hwfn_index, rc;
6139         u16			rel_sb_id;
6140 
6141         hwfn_index = sb_id % cdev->num_hwfns;
6142         p_hwfn = &cdev->hwfns[hwfn_index];
6143         rel_sb_id = sb_id / cdev->num_hwfns;
6144 
6145         QL_DPRINT2(((qlnx_host_t *)cdev),
6146                 "hwfn_index = %d p_hwfn = %p sb_id = 0x%x rel_sb_id = 0x%x \
6147                 sb_info = %p sb_virt_addr = %p sb_phy_addr = %p\n",
6148                 hwfn_index, p_hwfn, sb_id, rel_sb_id, sb_info,
6149                 sb_virt_addr, (void *)sb_phy_addr);
6150 
6151         rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
6152                              sb_virt_addr, sb_phy_addr, rel_sb_id);
6153 
6154         return rc;
6155 }
6156 
6157 /* This function allocates fast-path status block memory */
6158 int
6159 qlnx_alloc_mem_sb(qlnx_host_t *ha, struct ecore_sb_info *sb_info, u16 sb_id)
6160 {
6161         struct status_block_e4	*sb_virt;
6162         bus_addr_t		sb_phys;
6163         int			rc;
6164 	uint32_t		size;
6165 	struct ecore_dev	*cdev;
6166 
6167 	cdev = &ha->cdev;
6168 
6169 	size = sizeof(*sb_virt);
6170 	sb_virt = OSAL_DMA_ALLOC_COHERENT(cdev, (&sb_phys), size);
6171 
6172         if (!sb_virt) {
6173                 QL_DPRINT1(ha, "Status block allocation failed\n");
6174                 return -ENOMEM;
6175         }
6176 
6177         rc = qlnx_sb_init(cdev, sb_info, sb_virt, sb_phys, sb_id);
6178         if (rc) {
6179                 OSAL_DMA_FREE_COHERENT(cdev, sb_virt, sb_phys, size);
6180         }
6181 
6182 	return rc;
6183 }
6184 
6185 static void
6186 qlnx_free_rx_buffers(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
6187 {
6188         int			i;
6189 	struct sw_rx_data	*rx_buf;
6190 
6191         for (i = 0; i < rxq->num_rx_buffers; i++) {
6192 
6193                 rx_buf = &rxq->sw_rx_ring[i];
6194 
6195 		if (rx_buf->data != NULL) {
6196 			if (rx_buf->map != NULL) {
6197 				bus_dmamap_unload(ha->rx_tag, rx_buf->map);
6198 				bus_dmamap_destroy(ha->rx_tag, rx_buf->map);
6199 				rx_buf->map = NULL;
6200 			}
6201 			m_freem(rx_buf->data);
6202 			rx_buf->data = NULL;
6203 		}
6204         }
6205 	return;
6206 }
6207 
6208 static void
6209 qlnx_free_mem_rxq(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
6210 {
6211 	struct ecore_dev	*cdev;
6212 	int			i;
6213 
6214 	cdev = &ha->cdev;
6215 
6216 	qlnx_free_rx_buffers(ha, rxq);
6217 
6218 	for (i = 0; i < ETH_TPA_MAX_AGGS_NUM; i++) {
6219 		qlnx_free_tpa_mbuf(ha, &rxq->tpa_info[i]);
6220 		if (rxq->tpa_info[i].mpf != NULL)
6221 			m_freem(rxq->tpa_info[i].mpf);
6222 	}
6223 
6224 	bzero((void *)&rxq->sw_rx_ring[0],
6225 		(sizeof (struct sw_rx_data) * RX_RING_SIZE));
6226 
6227         /* Free the real RQ ring used by FW */
6228 	if (rxq->rx_bd_ring.p_virt_addr) {
6229                 ecore_chain_free(cdev, &rxq->rx_bd_ring);
6230                 rxq->rx_bd_ring.p_virt_addr = NULL;
6231         }
6232 
6233         /* Free the real completion ring used by FW */
6234         if (rxq->rx_comp_ring.p_virt_addr &&
6235                         rxq->rx_comp_ring.pbl_sp.p_virt_table) {
6236                 ecore_chain_free(cdev, &rxq->rx_comp_ring);
6237                 rxq->rx_comp_ring.p_virt_addr = NULL;
6238                 rxq->rx_comp_ring.pbl_sp.p_virt_table = NULL;
6239         }
6240 
6241 #ifdef QLNX_SOFT_LRO
6242 	{
6243 		struct lro_ctrl *lro;
6244 
6245 		lro = &rxq->lro;
6246 		tcp_lro_free(lro);
6247 	}
6248 #endif /* #ifdef QLNX_SOFT_LRO */
6249 
6250 	return;
6251 }
6252 
6253 static int
6254 qlnx_alloc_rx_buffer(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
6255 {
6256         register struct mbuf	*mp;
6257         uint16_t		rx_buf_size;
6258         struct sw_rx_data	*sw_rx_data;
6259         struct eth_rx_bd	*rx_bd;
6260         dma_addr_t		dma_addr;
6261 	bus_dmamap_t		map;
6262 	bus_dma_segment_t       segs[1];
6263 	int			nsegs;
6264 	int			ret;
6265 	struct ecore_dev	*cdev;
6266 
6267 	cdev = &ha->cdev;
6268 
6269         rx_buf_size = rxq->rx_buf_size;
6270 
6271 	mp = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, rx_buf_size);
6272 
6273         if (mp == NULL) {
6274                 QL_DPRINT1(ha, "Failed to allocate Rx data\n");
6275                 return -ENOMEM;
6276         }
6277 
6278 	mp->m_len = mp->m_pkthdr.len = rx_buf_size;
6279 
6280 	map = (bus_dmamap_t)0;
6281 
6282 	ret = bus_dmamap_load_mbuf_sg(ha->rx_tag, map, mp, segs, &nsegs,
6283 			BUS_DMA_NOWAIT);
6284 	dma_addr = segs[0].ds_addr;
6285 
6286 	if (ret || !dma_addr || (nsegs != 1)) {
6287 		m_freem(mp);
6288 		QL_DPRINT1(ha, "bus_dmamap_load failed[%d, 0x%016llx, %d]\n",
6289                            ret, (long long unsigned int)dma_addr, nsegs);
6290 		return -ENOMEM;
6291 	}
6292 
6293         sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_prod];
6294         sw_rx_data->data = mp;
6295         sw_rx_data->dma_addr = dma_addr;
6296         sw_rx_data->map = map;
6297 
6298         /* Advance PROD and get BD pointer */
6299         rx_bd = (struct eth_rx_bd *)ecore_chain_produce(&rxq->rx_bd_ring);
6300         rx_bd->addr.hi = htole32(U64_HI(dma_addr));
6301         rx_bd->addr.lo = htole32(U64_LO(dma_addr));
6302 	bus_dmamap_sync(ha->rx_tag, map, BUS_DMASYNC_PREREAD);
6303 
6304         rxq->sw_rx_prod = (rxq->sw_rx_prod + 1) & (RX_RING_SIZE - 1);
6305 
6306         return 0;
6307 }
6308 
6309 static int
6310 qlnx_alloc_tpa_mbuf(qlnx_host_t *ha, uint16_t rx_buf_size,
6311 	struct qlnx_agg_info *tpa)
6312 {
6313 	struct mbuf		*mp;
6314         dma_addr_t		dma_addr;
6315 	bus_dmamap_t		map;
6316 	bus_dma_segment_t       segs[1];
6317 	int			nsegs;
6318 	int			ret;
6319         struct sw_rx_data	*rx_buf;
6320 
6321 	mp = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, rx_buf_size);
6322 
6323         if (mp == NULL) {
6324                 QL_DPRINT1(ha, "Failed to allocate Rx data\n");
6325                 return -ENOMEM;
6326         }
6327 
6328 	mp->m_len = mp->m_pkthdr.len = rx_buf_size;
6329 
6330 	map = (bus_dmamap_t)0;
6331 
6332 	ret = bus_dmamap_load_mbuf_sg(ha->rx_tag, map, mp, segs, &nsegs,
6333 			BUS_DMA_NOWAIT);
6334 	dma_addr = segs[0].ds_addr;
6335 
6336 	if (ret || !dma_addr || (nsegs != 1)) {
6337 		m_freem(mp);
6338 		QL_DPRINT1(ha, "bus_dmamap_load failed[%d, 0x%016llx, %d]\n",
6339 			ret, (long long unsigned int)dma_addr, nsegs);
6340 		return -ENOMEM;
6341 	}
6342 
6343         rx_buf = &tpa->rx_buf;
6344 
6345 	memset(rx_buf, 0, sizeof (struct sw_rx_data));
6346 
6347         rx_buf->data = mp;
6348         rx_buf->dma_addr = dma_addr;
6349         rx_buf->map = map;
6350 
6351 	bus_dmamap_sync(ha->rx_tag, map, BUS_DMASYNC_PREREAD);
6352 
6353 	return (0);
6354 }
6355 
6356 static void
6357 qlnx_free_tpa_mbuf(qlnx_host_t *ha, struct qlnx_agg_info *tpa)
6358 {
6359         struct sw_rx_data	*rx_buf;
6360 
6361 	rx_buf = &tpa->rx_buf;
6362 
6363 	if (rx_buf->data != NULL) {
6364 		if (rx_buf->map != NULL) {
6365 			bus_dmamap_unload(ha->rx_tag, rx_buf->map);
6366 			bus_dmamap_destroy(ha->rx_tag, rx_buf->map);
6367 			rx_buf->map = NULL;
6368 		}
6369 		m_freem(rx_buf->data);
6370 		rx_buf->data = NULL;
6371 	}
6372 	return;
6373 }
6374 
6375 /* This function allocates all memory needed per Rx queue */
6376 static int
6377 qlnx_alloc_mem_rxq(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
6378 {
6379         int			i, rc, num_allocated;
6380 	struct ifnet		*ifp;
6381 	struct ecore_dev	 *cdev;
6382 
6383 	cdev = &ha->cdev;
6384 	ifp = ha->ifp;
6385 
6386         rxq->num_rx_buffers = RX_RING_SIZE;
6387 
6388 	rxq->rx_buf_size = ha->rx_buf_size;
6389 
6390         /* Allocate the parallel driver ring for Rx buffers */
6391 	bzero((void *)&rxq->sw_rx_ring[0],
6392 		(sizeof (struct sw_rx_data) * RX_RING_SIZE));
6393 
6394         /* Allocate FW Rx ring  */
6395 
6396         rc = ecore_chain_alloc(cdev,
6397 			ECORE_CHAIN_USE_TO_CONSUME_PRODUCE,
6398 			ECORE_CHAIN_MODE_NEXT_PTR,
6399 			ECORE_CHAIN_CNT_TYPE_U16,
6400 			RX_RING_SIZE,
6401 			sizeof(struct eth_rx_bd),
6402 			&rxq->rx_bd_ring, NULL);
6403 
6404         if (rc)
6405                 goto err;
6406 
6407         /* Allocate FW completion ring */
6408         rc = ecore_chain_alloc(cdev,
6409                         ECORE_CHAIN_USE_TO_CONSUME,
6410                         ECORE_CHAIN_MODE_PBL,
6411 			ECORE_CHAIN_CNT_TYPE_U16,
6412                         RX_RING_SIZE,
6413                         sizeof(union eth_rx_cqe),
6414                         &rxq->rx_comp_ring, NULL);
6415 
6416         if (rc)
6417                 goto err;
6418 
6419         /* Allocate buffers for the Rx ring */
6420 
6421 	for (i = 0; i < ETH_TPA_MAX_AGGS_NUM; i++) {
6422 		rc = qlnx_alloc_tpa_mbuf(ha, rxq->rx_buf_size,
6423 			&rxq->tpa_info[i]);
6424                 if (rc)
6425                         break;
6426 
6427 	}
6428 
6429         for (i = 0; i < rxq->num_rx_buffers; i++) {
6430                 rc = qlnx_alloc_rx_buffer(ha, rxq);
6431                 if (rc)
6432                         break;
6433         }
6434         num_allocated = i;
6435         if (!num_allocated) {
6436 		QL_DPRINT1(ha, "Rx buffers allocation failed\n");
6437                 goto err;
6438         } else if (num_allocated < rxq->num_rx_buffers) {
6439 		QL_DPRINT1(ha, "Allocated less buffers than"
6440 			" desired (%d allocated)\n", num_allocated);
6441         }
6442 
6443 #ifdef QLNX_SOFT_LRO
6444 
6445 	{
6446 		struct lro_ctrl *lro;
6447 
6448 		lro = &rxq->lro;
6449 
6450 #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO)
6451 		if (tcp_lro_init_args(lro, ifp, 0, rxq->num_rx_buffers)) {
6452 			QL_DPRINT1(ha, "tcp_lro_init[%d] failed\n",
6453 				   rxq->rxq_id);
6454 			goto err;
6455 		}
6456 #else
6457 		if (tcp_lro_init(lro)) {
6458 			QL_DPRINT1(ha, "tcp_lro_init[%d] failed\n",
6459 				   rxq->rxq_id);
6460 			goto err;
6461 		}
6462 #endif /* #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO) */
6463 
6464 		lro->ifp = ha->ifp;
6465 	}
6466 #endif /* #ifdef QLNX_SOFT_LRO */
6467         return 0;
6468 
6469 err:
6470         qlnx_free_mem_rxq(ha, rxq);
6471         return -ENOMEM;
6472 }
6473 
6474 
6475 static void
6476 qlnx_free_mem_txq(qlnx_host_t *ha, struct qlnx_fastpath *fp,
6477 	struct qlnx_tx_queue *txq)
6478 {
6479 	struct ecore_dev	*cdev;
6480 
6481 	cdev = &ha->cdev;
6482 
6483 	bzero((void *)&txq->sw_tx_ring[0],
6484 		(sizeof (struct sw_tx_bd) * TX_RING_SIZE));
6485 
6486         /* Free the real RQ ring used by FW */
6487         if (txq->tx_pbl.p_virt_addr) {
6488                 ecore_chain_free(cdev, &txq->tx_pbl);
6489                 txq->tx_pbl.p_virt_addr = NULL;
6490         }
6491 	return;
6492 }
6493 
6494 /* This function allocates all memory needed per Tx queue */
6495 static int
6496 qlnx_alloc_mem_txq(qlnx_host_t *ha, struct qlnx_fastpath *fp,
6497 	struct qlnx_tx_queue *txq)
6498 {
6499         int			ret = ECORE_SUCCESS;
6500         union eth_tx_bd_types	*p_virt;
6501 	struct ecore_dev	*cdev;
6502 
6503 	cdev = &ha->cdev;
6504 
6505 	bzero((void *)&txq->sw_tx_ring[0],
6506 		(sizeof (struct sw_tx_bd) * TX_RING_SIZE));
6507 
6508         /* Allocate the real Tx ring to be used by FW */
6509         ret = ecore_chain_alloc(cdev,
6510                         ECORE_CHAIN_USE_TO_CONSUME_PRODUCE,
6511                         ECORE_CHAIN_MODE_PBL,
6512 			ECORE_CHAIN_CNT_TYPE_U16,
6513                         TX_RING_SIZE,
6514                         sizeof(*p_virt),
6515                         &txq->tx_pbl, NULL);
6516 
6517         if (ret != ECORE_SUCCESS) {
6518                 goto err;
6519         }
6520 
6521 	txq->num_tx_buffers = TX_RING_SIZE;
6522 
6523         return 0;
6524 
6525 err:
6526         qlnx_free_mem_txq(ha, fp, txq);
6527         return -ENOMEM;
6528 }
6529 
6530 static void
6531 qlnx_free_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp)
6532 {
6533 	struct mbuf	*mp;
6534 	struct ifnet	*ifp = ha->ifp;
6535 
6536 	if (mtx_initialized(&fp->tx_mtx)) {
6537 
6538 		if (fp->tx_br != NULL) {
6539 
6540 			mtx_lock(&fp->tx_mtx);
6541 
6542 			while ((mp = drbr_dequeue(ifp, fp->tx_br)) != NULL) {
6543 				fp->tx_pkts_freed++;
6544 				m_freem(mp);
6545 			}
6546 
6547 			mtx_unlock(&fp->tx_mtx);
6548 
6549 			buf_ring_free(fp->tx_br, M_DEVBUF);
6550 			fp->tx_br = NULL;
6551 		}
6552 		mtx_destroy(&fp->tx_mtx);
6553 	}
6554 	return;
6555 }
6556 
6557 static void
6558 qlnx_free_mem_fp(qlnx_host_t *ha, struct qlnx_fastpath *fp)
6559 {
6560         int	tc;
6561 
6562         qlnx_free_mem_sb(ha, fp->sb_info);
6563 
6564         qlnx_free_mem_rxq(ha, fp->rxq);
6565 
6566         for (tc = 0; tc < ha->num_tc; tc++)
6567                 qlnx_free_mem_txq(ha, fp, fp->txq[tc]);
6568 
6569 	return;
6570 }
6571 
6572 static int
6573 qlnx_alloc_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp)
6574 {
6575 	snprintf(fp->tx_mtx_name, sizeof(fp->tx_mtx_name),
6576 		"qlnx%d_fp%d_tx_mq_lock", ha->dev_unit, fp->rss_id);
6577 
6578 	mtx_init(&fp->tx_mtx, fp->tx_mtx_name, NULL, MTX_DEF);
6579 
6580         fp->tx_br = buf_ring_alloc(TX_RING_SIZE, M_DEVBUF,
6581                                    M_NOWAIT, &fp->tx_mtx);
6582         if (fp->tx_br == NULL) {
6583 		QL_DPRINT1(ha, "buf_ring_alloc failed for fp[%d, %d]\n",
6584 			ha->dev_unit, fp->rss_id);
6585 		return -ENOMEM;
6586         }
6587 	return 0;
6588 }
6589 
6590 static int
6591 qlnx_alloc_mem_fp(qlnx_host_t *ha, struct qlnx_fastpath *fp)
6592 {
6593         int	rc, tc;
6594 
6595         rc = qlnx_alloc_mem_sb(ha, fp->sb_info, fp->rss_id);
6596         if (rc)
6597                 goto err;
6598 
6599 	if (ha->rx_jumbo_buf_eq_mtu) {
6600 		if (ha->max_frame_size <= MCLBYTES)
6601 			ha->rx_buf_size = MCLBYTES;
6602 		else if (ha->max_frame_size <= MJUMPAGESIZE)
6603 			ha->rx_buf_size = MJUMPAGESIZE;
6604 		else if (ha->max_frame_size <= MJUM9BYTES)
6605 			ha->rx_buf_size = MJUM9BYTES;
6606 		else if (ha->max_frame_size <= MJUM16BYTES)
6607 			ha->rx_buf_size = MJUM16BYTES;
6608 	} else {
6609 		if (ha->max_frame_size <= MCLBYTES)
6610 			ha->rx_buf_size = MCLBYTES;
6611 		else
6612 			ha->rx_buf_size = MJUMPAGESIZE;
6613 	}
6614 
6615         rc = qlnx_alloc_mem_rxq(ha, fp->rxq);
6616         if (rc)
6617                 goto err;
6618 
6619         for (tc = 0; tc < ha->num_tc; tc++) {
6620                 rc = qlnx_alloc_mem_txq(ha, fp, fp->txq[tc]);
6621                 if (rc)
6622                         goto err;
6623         }
6624 
6625         return 0;
6626 
6627 err:
6628         qlnx_free_mem_fp(ha, fp);
6629         return -ENOMEM;
6630 }
6631 
6632 static void
6633 qlnx_free_mem_load(qlnx_host_t *ha)
6634 {
6635         int			i;
6636 	struct ecore_dev	*cdev;
6637 
6638 	cdev = &ha->cdev;
6639 
6640         for (i = 0; i < ha->num_rss; i++) {
6641                 struct qlnx_fastpath *fp = &ha->fp_array[i];
6642 
6643                 qlnx_free_mem_fp(ha, fp);
6644         }
6645 	return;
6646 }
6647 
6648 static int
6649 qlnx_alloc_mem_load(qlnx_host_t *ha)
6650 {
6651         int	rc = 0, rss_id;
6652 
6653         for (rss_id = 0; rss_id < ha->num_rss; rss_id++) {
6654                 struct qlnx_fastpath *fp = &ha->fp_array[rss_id];
6655 
6656                 rc = qlnx_alloc_mem_fp(ha, fp);
6657                 if (rc)
6658                         break;
6659         }
6660 	return (rc);
6661 }
6662 
6663 static int
6664 qlnx_start_vport(struct ecore_dev *cdev,
6665                 u8 vport_id,
6666                 u16 mtu,
6667                 u8 drop_ttl0_flg,
6668                 u8 inner_vlan_removal_en_flg,
6669 		u8 tx_switching,
6670 		u8 hw_lro_enable)
6671 {
6672         int					rc, i;
6673 	struct ecore_sp_vport_start_params	vport_start_params = { 0 };
6674 	qlnx_host_t				*ha;
6675 
6676 	ha = (qlnx_host_t *)cdev;
6677 
6678 	vport_start_params.remove_inner_vlan = inner_vlan_removal_en_flg;
6679 	vport_start_params.tx_switching = 0;
6680 	vport_start_params.handle_ptp_pkts = 0;
6681 	vport_start_params.only_untagged = 0;
6682 	vport_start_params.drop_ttl0 = drop_ttl0_flg;
6683 
6684 	vport_start_params.tpa_mode =
6685 		(hw_lro_enable ? ECORE_TPA_MODE_RSC : ECORE_TPA_MODE_NONE);
6686 	vport_start_params.max_buffers_per_cqe = QLNX_TPA_MAX_AGG_BUFFERS;
6687 
6688 	vport_start_params.vport_id = vport_id;
6689 	vport_start_params.mtu = mtu;
6690 
6691 
6692 	QL_DPRINT2(ha, "Setting mtu to %d and VPORT ID = %d\n", mtu, vport_id);
6693 
6694         for_each_hwfn(cdev, i) {
6695                 struct ecore_hwfn *p_hwfn = &cdev->hwfns[i];
6696 
6697 		vport_start_params.concrete_fid = p_hwfn->hw_info.concrete_fid;
6698 		vport_start_params.opaque_fid = p_hwfn->hw_info.opaque_fid;
6699 
6700                 rc = ecore_sp_vport_start(p_hwfn, &vport_start_params);
6701 
6702                 if (rc) {
6703 			QL_DPRINT1(ha, "Failed to start VPORT V-PORT %d"
6704 				" with MTU %d\n" , vport_id, mtu);
6705                         return -ENOMEM;
6706                 }
6707 
6708                 ecore_hw_start_fastpath(p_hwfn);
6709 
6710 		QL_DPRINT2(ha, "Started V-PORT %d with MTU %d\n",
6711 			vport_id, mtu);
6712         }
6713         return 0;
6714 }
6715 
6716 
6717 static int
6718 qlnx_update_vport(struct ecore_dev *cdev,
6719 	struct qlnx_update_vport_params *params)
6720 {
6721         struct ecore_sp_vport_update_params	sp_params;
6722         int					rc, i, j, fp_index;
6723 	struct ecore_hwfn			*p_hwfn;
6724         struct ecore_rss_params			*rss;
6725 	qlnx_host_t				*ha = (qlnx_host_t *)cdev;
6726         struct qlnx_fastpath			*fp;
6727 
6728         memset(&sp_params, 0, sizeof(sp_params));
6729         /* Translate protocol params into sp params */
6730         sp_params.vport_id = params->vport_id;
6731 
6732         sp_params.update_vport_active_rx_flg =
6733 		params->update_vport_active_rx_flg;
6734         sp_params.vport_active_rx_flg = params->vport_active_rx_flg;
6735 
6736         sp_params.update_vport_active_tx_flg =
6737 		params->update_vport_active_tx_flg;
6738         sp_params.vport_active_tx_flg = params->vport_active_tx_flg;
6739 
6740         sp_params.update_inner_vlan_removal_flg =
6741                 params->update_inner_vlan_removal_flg;
6742         sp_params.inner_vlan_removal_flg = params->inner_vlan_removal_flg;
6743 
6744 	sp_params.sge_tpa_params = params->sge_tpa_params;
6745 
6746         /* RSS - is a bit tricky, since upper-layer isn't familiar with hwfns.
6747          * We need to re-fix the rss values per engine for CMT.
6748          */
6749 	if (params->rss_params->update_rss_config)
6750         sp_params.rss_params = params->rss_params;
6751 	else
6752 		sp_params.rss_params =  NULL;
6753 
6754         for_each_hwfn(cdev, i) {
6755 
6756 		p_hwfn = &cdev->hwfns[i];
6757 
6758 		if ((cdev->num_hwfns > 1) &&
6759 			params->rss_params->update_rss_config &&
6760 			params->rss_params->rss_enable) {
6761 
6762 			rss = params->rss_params;
6763 
6764 			for (j = 0; j < ECORE_RSS_IND_TABLE_SIZE; j++) {
6765 
6766 				fp_index = ((cdev->num_hwfns * j) + i) %
6767 						ha->num_rss;
6768 
6769                 		fp = &ha->fp_array[fp_index];
6770                         	rss->rss_ind_table[j] = fp->rxq->handle;
6771 			}
6772 
6773 			for (j = 0; j < ECORE_RSS_IND_TABLE_SIZE;) {
6774 				QL_DPRINT3(ha, "%p %p %p %p %p %p %p %p \n",
6775 					rss->rss_ind_table[j],
6776 					rss->rss_ind_table[j+1],
6777 					rss->rss_ind_table[j+2],
6778 					rss->rss_ind_table[j+3],
6779 					rss->rss_ind_table[j+4],
6780 					rss->rss_ind_table[j+5],
6781 					rss->rss_ind_table[j+6],
6782 					rss->rss_ind_table[j+7]);
6783 					j += 8;
6784 			}
6785 		}
6786 
6787                 sp_params.opaque_fid = p_hwfn->hw_info.opaque_fid;
6788 
6789 		QL_DPRINT1(ha, "Update sp vport ID=%d\n", params->vport_id);
6790 
6791                 rc = ecore_sp_vport_update(p_hwfn, &sp_params,
6792                                            ECORE_SPQ_MODE_EBLOCK, NULL);
6793                 if (rc) {
6794 			QL_DPRINT1(ha, "Failed to update VPORT\n");
6795                         return rc;
6796                 }
6797 
6798                 QL_DPRINT2(ha, "Updated V-PORT %d: tx_active_flag %d, \
6799 			rx_active_flag %d [tx_update %d], [rx_update %d]\n",
6800 			params->vport_id, params->vport_active_tx_flg,
6801 			params->vport_active_rx_flg,
6802 			params->update_vport_active_tx_flg,
6803 			params->update_vport_active_rx_flg);
6804         }
6805 
6806         return 0;
6807 }
6808 
6809 static void
6810 qlnx_reuse_rx_data(struct qlnx_rx_queue *rxq)
6811 {
6812         struct eth_rx_bd	*rx_bd_cons =
6813 					ecore_chain_consume(&rxq->rx_bd_ring);
6814         struct eth_rx_bd	*rx_bd_prod =
6815 					ecore_chain_produce(&rxq->rx_bd_ring);
6816         struct sw_rx_data	*sw_rx_data_cons =
6817 					&rxq->sw_rx_ring[rxq->sw_rx_cons];
6818         struct sw_rx_data	*sw_rx_data_prod =
6819 					&rxq->sw_rx_ring[rxq->sw_rx_prod];
6820 
6821         sw_rx_data_prod->data = sw_rx_data_cons->data;
6822         memcpy(rx_bd_prod, rx_bd_cons, sizeof(struct eth_rx_bd));
6823 
6824         rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
6825         rxq->sw_rx_prod  = (rxq->sw_rx_prod + 1) & (RX_RING_SIZE - 1);
6826 
6827 	return;
6828 }
6829 
6830 static void
6831 qlnx_update_rx_prod(struct ecore_hwfn *p_hwfn, struct qlnx_rx_queue *rxq)
6832 {
6833 
6834         uint16_t	 	bd_prod;
6835         uint16_t		cqe_prod;
6836 	union {
6837 		struct eth_rx_prod_data rx_prod_data;
6838 		uint32_t		data32;
6839 	} rx_prods;
6840 
6841         bd_prod = ecore_chain_get_prod_idx(&rxq->rx_bd_ring);
6842         cqe_prod = ecore_chain_get_prod_idx(&rxq->rx_comp_ring);
6843 
6844         /* Update producers */
6845         rx_prods.rx_prod_data.bd_prod = htole16(bd_prod);
6846         rx_prods.rx_prod_data.cqe_prod = htole16(cqe_prod);
6847 
6848         /* Make sure that the BD and SGE data is updated before updating the
6849          * producers since FW might read the BD/SGE right after the producer
6850          * is updated.
6851          */
6852 	wmb();
6853 
6854         internal_ram_wr(p_hwfn, rxq->hw_rxq_prod_addr,
6855 		sizeof(rx_prods), &rx_prods.data32);
6856 
6857         /* mmiowb is needed to synchronize doorbell writes from more than one
6858          * processor. It guarantees that the write arrives to the device before
6859          * the napi lock is released and another qlnx_poll is called (possibly
6860          * on another CPU). Without this barrier, the next doorbell can bypass
6861          * this doorbell. This is applicable to IA64/Altix systems.
6862          */
6863         wmb();
6864 
6865 	return;
6866 }
6867 
6868 static uint32_t qlnx_hash_key[] = {
6869                 ((0x6d << 24)|(0x5a << 16)|(0x56 << 8)|0xda),
6870                 ((0x25 << 24)|(0x5b << 16)|(0x0e << 8)|0xc2),
6871                 ((0x41 << 24)|(0x67 << 16)|(0x25 << 8)|0x3d),
6872                 ((0x43 << 24)|(0xa3 << 16)|(0x8f << 8)|0xb0),
6873                 ((0xd0 << 24)|(0xca << 16)|(0x2b << 8)|0xcb),
6874                 ((0xae << 24)|(0x7b << 16)|(0x30 << 8)|0xb4),
6875                 ((0x77 << 24)|(0xcb << 16)|(0x2d << 8)|0xa3),
6876                 ((0x80 << 24)|(0x30 << 16)|(0xf2 << 8)|0x0c),
6877                 ((0x6a << 24)|(0x42 << 16)|(0xb7 << 8)|0x3b),
6878                 ((0xbe << 24)|(0xac << 16)|(0x01 << 8)|0xfa)};
6879 
6880 static int
6881 qlnx_start_queues(qlnx_host_t *ha)
6882 {
6883         int				rc, tc, i, vport_id = 0,
6884 					drop_ttl0_flg = 1, vlan_removal_en = 1,
6885 					tx_switching = 0, hw_lro_enable = 0;
6886         struct ecore_dev		*cdev = &ha->cdev;
6887         struct ecore_rss_params		*rss_params = &ha->rss_params;
6888         struct qlnx_update_vport_params	vport_update_params;
6889         struct ifnet			*ifp;
6890         struct ecore_hwfn		*p_hwfn;
6891 	struct ecore_sge_tpa_params	tpa_params;
6892 	struct ecore_queue_start_common_params qparams;
6893         struct qlnx_fastpath		*fp;
6894 
6895 	ifp = ha->ifp;
6896 
6897 	QL_DPRINT1(ha, "Num RSS = %d\n", ha->num_rss);
6898 
6899         if (!ha->num_rss) {
6900 		QL_DPRINT1(ha, "Cannot update V-VPORT as active as there"
6901 			" are no Rx queues\n");
6902                 return -EINVAL;
6903         }
6904 
6905 #ifndef QLNX_SOFT_LRO
6906         hw_lro_enable = ifp->if_capenable & IFCAP_LRO;
6907 #endif /* #ifndef QLNX_SOFT_LRO */
6908 
6909         rc = qlnx_start_vport(cdev, vport_id, ifp->if_mtu, drop_ttl0_flg,
6910 			vlan_removal_en, tx_switching, hw_lro_enable);
6911 
6912         if (rc) {
6913                 QL_DPRINT1(ha, "Start V-PORT failed %d\n", rc);
6914                 return rc;
6915         }
6916 
6917 	QL_DPRINT2(ha, "Start vport ramrod passed, "
6918 		"vport_id = %d, MTU = %d, vlan_removal_en = %d\n",
6919 		vport_id, (int)(ifp->if_mtu + 0xe), vlan_removal_en);
6920 
6921         for_each_rss(i) {
6922 		struct ecore_rxq_start_ret_params rx_ret_params;
6923 		struct ecore_txq_start_ret_params tx_ret_params;
6924 
6925                 fp = &ha->fp_array[i];
6926         	p_hwfn = &cdev->hwfns[(fp->rss_id % cdev->num_hwfns)];
6927 
6928 		bzero(&qparams, sizeof(struct ecore_queue_start_common_params));
6929 		bzero(&rx_ret_params,
6930 			sizeof (struct ecore_rxq_start_ret_params));
6931 
6932 		qparams.queue_id = i ;
6933 		qparams.vport_id = vport_id;
6934 		qparams.stats_id = vport_id;
6935 		qparams.p_sb = fp->sb_info;
6936 		qparams.sb_idx = RX_PI;
6937 
6938 
6939 		rc = ecore_eth_rx_queue_start(p_hwfn,
6940 			p_hwfn->hw_info.opaque_fid,
6941 			&qparams,
6942 			fp->rxq->rx_buf_size,	/* bd_max_bytes */
6943 			/* bd_chain_phys_addr */
6944 			fp->rxq->rx_bd_ring.p_phys_addr,
6945 			/* cqe_pbl_addr */
6946 			ecore_chain_get_pbl_phys(&fp->rxq->rx_comp_ring),
6947 			/* cqe_pbl_size */
6948 			ecore_chain_get_page_cnt(&fp->rxq->rx_comp_ring),
6949 			&rx_ret_params);
6950 
6951                 if (rc) {
6952                 	QL_DPRINT1(ha, "Start RXQ #%d failed %d\n", i, rc);
6953                         return rc;
6954                 }
6955 
6956 		fp->rxq->hw_rxq_prod_addr	= rx_ret_params.p_prod;
6957 		fp->rxq->handle			= rx_ret_params.p_handle;
6958                 fp->rxq->hw_cons_ptr		=
6959 				&fp->sb_info->sb_virt->pi_array[RX_PI];
6960 
6961                 qlnx_update_rx_prod(p_hwfn, fp->rxq);
6962 
6963                 for (tc = 0; tc < ha->num_tc; tc++) {
6964                         struct qlnx_tx_queue *txq = fp->txq[tc];
6965 
6966 			bzero(&qparams,
6967 				sizeof(struct ecore_queue_start_common_params));
6968 			bzero(&tx_ret_params,
6969 				sizeof (struct ecore_txq_start_ret_params));
6970 
6971 			qparams.queue_id = txq->index / cdev->num_hwfns ;
6972 			qparams.vport_id = vport_id;
6973 			qparams.stats_id = vport_id;
6974 			qparams.p_sb = fp->sb_info;
6975 			qparams.sb_idx = TX_PI(tc);
6976 
6977 			rc = ecore_eth_tx_queue_start(p_hwfn,
6978 				p_hwfn->hw_info.opaque_fid,
6979 				&qparams, tc,
6980 				/* bd_chain_phys_addr */
6981 				ecore_chain_get_pbl_phys(&txq->tx_pbl),
6982 				ecore_chain_get_page_cnt(&txq->tx_pbl),
6983 				&tx_ret_params);
6984 
6985                         if (rc) {
6986                 		QL_DPRINT1(ha, "Start TXQ #%d failed %d\n",
6987 					   txq->index, rc);
6988                                 return rc;
6989                         }
6990 
6991 			txq->doorbell_addr = tx_ret_params.p_doorbell;
6992 			txq->handle = tx_ret_params.p_handle;
6993 
6994                         txq->hw_cons_ptr =
6995                                 &fp->sb_info->sb_virt->pi_array[TX_PI(tc)];
6996                         SET_FIELD(txq->tx_db.data.params,
6997                                   ETH_DB_DATA_DEST, DB_DEST_XCM);
6998                         SET_FIELD(txq->tx_db.data.params, ETH_DB_DATA_AGG_CMD,
6999                                   DB_AGG_CMD_SET);
7000                         SET_FIELD(txq->tx_db.data.params,
7001                                   ETH_DB_DATA_AGG_VAL_SEL,
7002                                   DQ_XCM_ETH_TX_BD_PROD_CMD);
7003 
7004                         txq->tx_db.data.agg_flags = DQ_XCM_ETH_DQ_CF_CMD;
7005                 }
7006         }
7007 
7008         /* Fill struct with RSS params */
7009         if (ha->num_rss > 1) {
7010 
7011                 rss_params->update_rss_config = 1;
7012                 rss_params->rss_enable = 1;
7013                 rss_params->update_rss_capabilities = 1;
7014                 rss_params->update_rss_ind_table = 1;
7015                 rss_params->update_rss_key = 1;
7016                 rss_params->rss_caps = ECORE_RSS_IPV4 | ECORE_RSS_IPV6 |
7017                                        ECORE_RSS_IPV4_TCP | ECORE_RSS_IPV6_TCP;
7018                 rss_params->rss_table_size_log = 7; /* 2^7 = 128 */
7019 
7020                 for (i = 0; i < ECORE_RSS_IND_TABLE_SIZE; i++) {
7021                 	fp = &ha->fp_array[(i % ha->num_rss)];
7022                         rss_params->rss_ind_table[i] = fp->rxq->handle;
7023 		}
7024 
7025                 for (i = 0; i < ECORE_RSS_KEY_SIZE; i++)
7026 			rss_params->rss_key[i] = (__le32)qlnx_hash_key[i];
7027 
7028         } else {
7029                 memset(rss_params, 0, sizeof(*rss_params));
7030         }
7031 
7032 
7033         /* Prepare and send the vport enable */
7034         memset(&vport_update_params, 0, sizeof(vport_update_params));
7035         vport_update_params.vport_id = vport_id;
7036         vport_update_params.update_vport_active_tx_flg = 1;
7037         vport_update_params.vport_active_tx_flg = 1;
7038         vport_update_params.update_vport_active_rx_flg = 1;
7039         vport_update_params.vport_active_rx_flg = 1;
7040         vport_update_params.rss_params = rss_params;
7041         vport_update_params.update_inner_vlan_removal_flg = 1;
7042         vport_update_params.inner_vlan_removal_flg = 1;
7043 
7044 	if (hw_lro_enable) {
7045 		memset(&tpa_params, 0, sizeof (struct ecore_sge_tpa_params));
7046 
7047 		tpa_params.max_buffers_per_cqe = QLNX_TPA_MAX_AGG_BUFFERS;
7048 
7049 		tpa_params.update_tpa_en_flg = 1;
7050 		tpa_params.tpa_ipv4_en_flg = 1;
7051 		tpa_params.tpa_ipv6_en_flg = 1;
7052 
7053 		tpa_params.update_tpa_param_flg = 1;
7054 		tpa_params.tpa_pkt_split_flg = 0;
7055 		tpa_params.tpa_hdr_data_split_flg = 0;
7056 		tpa_params.tpa_gro_consistent_flg = 0;
7057 		tpa_params.tpa_max_aggs_num = ETH_TPA_MAX_AGGS_NUM;
7058 		tpa_params.tpa_max_size = (uint16_t)(-1);
7059 		tpa_params.tpa_min_size_to_start = ifp->if_mtu/2;
7060 		tpa_params.tpa_min_size_to_cont = ifp->if_mtu/2;
7061 
7062 		vport_update_params.sge_tpa_params = &tpa_params;
7063 	}
7064 
7065         rc = qlnx_update_vport(cdev, &vport_update_params);
7066         if (rc) {
7067 		QL_DPRINT1(ha, "Update V-PORT failed %d\n", rc);
7068                 return rc;
7069         }
7070 
7071         return 0;
7072 }
7073 
7074 static int
7075 qlnx_drain_txq(qlnx_host_t *ha, struct qlnx_fastpath *fp,
7076 	struct qlnx_tx_queue *txq)
7077 {
7078 	uint16_t	hw_bd_cons;
7079 	uint16_t	ecore_cons_idx;
7080 
7081 	QL_DPRINT2(ha, "enter\n");
7082 
7083 	hw_bd_cons = le16toh(*txq->hw_cons_ptr);
7084 
7085 	while (hw_bd_cons !=
7086 		(ecore_cons_idx = ecore_chain_get_cons_idx(&txq->tx_pbl))) {
7087 
7088 		mtx_lock(&fp->tx_mtx);
7089 
7090 		(void)qlnx_tx_int(ha, fp, txq);
7091 
7092 		mtx_unlock(&fp->tx_mtx);
7093 
7094 		qlnx_mdelay(__func__, 2);
7095 
7096 		hw_bd_cons = le16toh(*txq->hw_cons_ptr);
7097 	}
7098 
7099 	QL_DPRINT2(ha, "[%d, %d]: done\n", fp->rss_id, txq->index);
7100 
7101         return 0;
7102 }
7103 
7104 static int
7105 qlnx_stop_queues(qlnx_host_t *ha)
7106 {
7107         struct qlnx_update_vport_params	vport_update_params;
7108         struct ecore_dev		*cdev;
7109         struct qlnx_fastpath		*fp;
7110         int				rc, tc, i;
7111 
7112         cdev = &ha->cdev;
7113 
7114         /* Disable the vport */
7115 
7116         memset(&vport_update_params, 0, sizeof(vport_update_params));
7117 
7118         vport_update_params.vport_id = 0;
7119         vport_update_params.update_vport_active_tx_flg = 1;
7120         vport_update_params.vport_active_tx_flg = 0;
7121         vport_update_params.update_vport_active_rx_flg = 1;
7122         vport_update_params.vport_active_rx_flg = 0;
7123         vport_update_params.rss_params = &ha->rss_params;
7124         vport_update_params.rss_params->update_rss_config = 0;
7125         vport_update_params.rss_params->rss_enable = 0;
7126         vport_update_params.update_inner_vlan_removal_flg = 0;
7127         vport_update_params.inner_vlan_removal_flg = 0;
7128 
7129 	QL_DPRINT1(ha, "Update vport ID= %d\n", vport_update_params.vport_id);
7130 
7131         rc = qlnx_update_vport(cdev, &vport_update_params);
7132         if (rc) {
7133 		QL_DPRINT1(ha, "Failed to update vport\n");
7134                 return rc;
7135         }
7136 
7137         /* Flush Tx queues. If needed, request drain from MCP */
7138         for_each_rss(i) {
7139                 fp = &ha->fp_array[i];
7140 
7141                 for (tc = 0; tc < ha->num_tc; tc++) {
7142                         struct qlnx_tx_queue *txq = fp->txq[tc];
7143 
7144                         rc = qlnx_drain_txq(ha, fp, txq);
7145                         if (rc)
7146                                 return rc;
7147                 }
7148         }
7149 
7150         /* Stop all Queues in reverse order*/
7151         for (i = ha->num_rss - 1; i >= 0; i--) {
7152 
7153 		struct ecore_hwfn *p_hwfn = &cdev->hwfns[(i % cdev->num_hwfns)];
7154 
7155                 fp = &ha->fp_array[i];
7156 
7157                 /* Stop the Tx Queue(s)*/
7158                 for (tc = 0; tc < ha->num_tc; tc++) {
7159 			int tx_queue_id;
7160 
7161 			tx_queue_id = tc * ha->num_rss + i;
7162 			rc = ecore_eth_tx_queue_stop(p_hwfn,
7163 					fp->txq[tc]->handle);
7164 
7165                         if (rc) {
7166 				QL_DPRINT1(ha, "Failed to stop TXQ #%d\n",
7167 					   tx_queue_id);
7168                                 return rc;
7169                         }
7170                 }
7171 
7172                 /* Stop the Rx Queue*/
7173 		rc = ecore_eth_rx_queue_stop(p_hwfn, fp->rxq->handle, false,
7174 				false);
7175                 if (rc) {
7176                         QL_DPRINT1(ha, "Failed to stop RXQ #%d\n", i);
7177                         return rc;
7178                 }
7179         }
7180 
7181         /* Stop the vport */
7182 	for_each_hwfn(cdev, i) {
7183 
7184 		struct ecore_hwfn *p_hwfn = &cdev->hwfns[i];
7185 
7186 		rc = ecore_sp_vport_stop(p_hwfn, p_hwfn->hw_info.opaque_fid, 0);
7187 
7188 		if (rc) {
7189                         QL_DPRINT1(ha, "Failed to stop VPORT\n");
7190 			return rc;
7191 		}
7192 	}
7193 
7194         return rc;
7195 }
7196 
7197 static int
7198 qlnx_set_ucast_rx_mac(qlnx_host_t *ha,
7199 	enum ecore_filter_opcode opcode,
7200 	unsigned char mac[ETH_ALEN])
7201 {
7202 	struct ecore_filter_ucast	ucast;
7203 	struct ecore_dev		*cdev;
7204 	int				rc;
7205 
7206 	cdev = &ha->cdev;
7207 
7208 	bzero(&ucast, sizeof(struct ecore_filter_ucast));
7209 
7210         ucast.opcode = opcode;
7211         ucast.type = ECORE_FILTER_MAC;
7212         ucast.is_rx_filter = 1;
7213         ucast.vport_to_add_to = 0;
7214         memcpy(&ucast.mac[0], mac, ETH_ALEN);
7215 
7216 	rc = ecore_filter_ucast_cmd(cdev, &ucast, ECORE_SPQ_MODE_CB, NULL);
7217 
7218         return (rc);
7219 }
7220 
7221 static int
7222 qlnx_remove_all_ucast_mac(qlnx_host_t *ha)
7223 {
7224 	struct ecore_filter_ucast	ucast;
7225 	struct ecore_dev		*cdev;
7226 	int				rc;
7227 
7228 	bzero(&ucast, sizeof(struct ecore_filter_ucast));
7229 
7230 	ucast.opcode = ECORE_FILTER_REPLACE;
7231 	ucast.type = ECORE_FILTER_MAC;
7232 	ucast.is_rx_filter = 1;
7233 
7234 	cdev = &ha->cdev;
7235 
7236 	rc = ecore_filter_ucast_cmd(cdev, &ucast, ECORE_SPQ_MODE_CB, NULL);
7237 
7238 	return (rc);
7239 }
7240 
7241 static int
7242 qlnx_remove_all_mcast_mac(qlnx_host_t *ha)
7243 {
7244 	struct ecore_filter_mcast	*mcast;
7245 	struct ecore_dev		*cdev;
7246 	int				rc, i;
7247 
7248 	cdev = &ha->cdev;
7249 
7250 	mcast = &ha->ecore_mcast;
7251 	bzero(mcast, sizeof(struct ecore_filter_mcast));
7252 
7253 	mcast->opcode = ECORE_FILTER_REMOVE;
7254 
7255 	for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
7256 
7257 		if (ha->mcast[i].addr[0] || ha->mcast[i].addr[1] ||
7258 			ha->mcast[i].addr[2] || ha->mcast[i].addr[3] ||
7259 			ha->mcast[i].addr[4] || ha->mcast[i].addr[5]) {
7260 
7261 			memcpy(&mcast->mac[i][0], &ha->mcast[i].addr[0], ETH_ALEN);
7262 			mcast->num_mc_addrs++;
7263 		}
7264 	}
7265 	mcast = &ha->ecore_mcast;
7266 
7267 	rc = ecore_filter_mcast_cmd(cdev, mcast, ECORE_SPQ_MODE_CB, NULL);
7268 
7269 	bzero(ha->mcast, (sizeof(qlnx_mcast_t) * QLNX_MAX_NUM_MULTICAST_ADDRS));
7270 	ha->nmcast = 0;
7271 
7272 	return (rc);
7273 }
7274 
7275 static int
7276 qlnx_clean_filters(qlnx_host_t *ha)
7277 {
7278         int	rc = 0;
7279 
7280 	/* Remove all unicast macs */
7281 	rc = qlnx_remove_all_ucast_mac(ha);
7282 	if (rc)
7283 		return rc;
7284 
7285 	/* Remove all multicast macs */
7286 	rc = qlnx_remove_all_mcast_mac(ha);
7287 	if (rc)
7288 		return rc;
7289 
7290         rc = qlnx_set_ucast_rx_mac(ha, ECORE_FILTER_FLUSH, ha->primary_mac);
7291 
7292         return (rc);
7293 }
7294 
7295 static int
7296 qlnx_set_rx_accept_filter(qlnx_host_t *ha, uint8_t filter)
7297 {
7298 	struct ecore_filter_accept_flags	accept;
7299 	int					rc = 0;
7300 	struct ecore_dev			*cdev;
7301 
7302 	cdev = &ha->cdev;
7303 
7304 	bzero(&accept, sizeof(struct ecore_filter_accept_flags));
7305 
7306 	accept.update_rx_mode_config = 1;
7307 	accept.rx_accept_filter = filter;
7308 
7309 	accept.update_tx_mode_config = 1;
7310 	accept.tx_accept_filter = ECORE_ACCEPT_UCAST_MATCHED |
7311 		ECORE_ACCEPT_MCAST_MATCHED | ECORE_ACCEPT_BCAST;
7312 
7313 	rc = ecore_filter_accept_cmd(cdev, 0, accept, false, false,
7314 			ECORE_SPQ_MODE_CB, NULL);
7315 
7316 	return (rc);
7317 }
7318 
7319 static int
7320 qlnx_set_rx_mode(qlnx_host_t *ha)
7321 {
7322 	int	rc = 0;
7323 	uint8_t	filter;
7324 
7325 	rc = qlnx_set_ucast_rx_mac(ha, ECORE_FILTER_REPLACE, ha->primary_mac);
7326         if (rc)
7327                 return rc;
7328 
7329 	rc = qlnx_remove_all_mcast_mac(ha);
7330         if (rc)
7331                 return rc;
7332 
7333 	filter = ECORE_ACCEPT_UCAST_MATCHED |
7334 			ECORE_ACCEPT_MCAST_MATCHED |
7335 			ECORE_ACCEPT_BCAST;
7336 
7337 	if (qlnx_vf_device(ha) == 0) {
7338 		filter |= ECORE_ACCEPT_UCAST_UNMATCHED;
7339 		filter |= ECORE_ACCEPT_MCAST_UNMATCHED;
7340 	}
7341 	ha->filter = filter;
7342 
7343 	rc = qlnx_set_rx_accept_filter(ha, filter);
7344 
7345 	return (rc);
7346 }
7347 
7348 static int
7349 qlnx_set_link(qlnx_host_t *ha, bool link_up)
7350 {
7351         int			i, rc = 0;
7352 	struct ecore_dev	*cdev;
7353 	struct ecore_hwfn	*hwfn;
7354 	struct ecore_ptt	*ptt;
7355 
7356 	if (qlnx_vf_device(ha) == 0)
7357 		return (0);
7358 
7359 	cdev = &ha->cdev;
7360 
7361         for_each_hwfn(cdev, i) {
7362 
7363                 hwfn = &cdev->hwfns[i];
7364 
7365                 ptt = ecore_ptt_acquire(hwfn);
7366        	        if (!ptt)
7367                         return -EBUSY;
7368 
7369                 rc = ecore_mcp_set_link(hwfn, ptt, link_up);
7370 
7371                 ecore_ptt_release(hwfn, ptt);
7372 
7373                 if (rc)
7374                         return rc;
7375         }
7376         return (rc);
7377 }
7378 
7379 #if __FreeBSD_version >= 1100000
7380 static uint64_t
7381 qlnx_get_counter(if_t ifp, ift_counter cnt)
7382 {
7383 	qlnx_host_t *ha;
7384 	uint64_t count;
7385 
7386         ha = (qlnx_host_t *)if_getsoftc(ifp);
7387 
7388         switch (cnt) {
7389 
7390         case IFCOUNTER_IPACKETS:
7391 		count = ha->hw_stats.common.rx_ucast_pkts +
7392 			ha->hw_stats.common.rx_mcast_pkts +
7393 			ha->hw_stats.common.rx_bcast_pkts;
7394 		break;
7395 
7396         case IFCOUNTER_IERRORS:
7397 		count = ha->hw_stats.common.rx_crc_errors +
7398 			ha->hw_stats.common.rx_align_errors +
7399 			ha->hw_stats.common.rx_oversize_packets +
7400 			ha->hw_stats.common.rx_undersize_packets;
7401 		break;
7402 
7403         case IFCOUNTER_OPACKETS:
7404 		count = ha->hw_stats.common.tx_ucast_pkts +
7405 			ha->hw_stats.common.tx_mcast_pkts +
7406 			ha->hw_stats.common.tx_bcast_pkts;
7407 		break;
7408 
7409         case IFCOUNTER_OERRORS:
7410                 count = ha->hw_stats.common.tx_err_drop_pkts;
7411 		break;
7412 
7413         case IFCOUNTER_COLLISIONS:
7414                 return (0);
7415 
7416         case IFCOUNTER_IBYTES:
7417 		count = ha->hw_stats.common.rx_ucast_bytes +
7418 			ha->hw_stats.common.rx_mcast_bytes +
7419 			ha->hw_stats.common.rx_bcast_bytes;
7420 		break;
7421 
7422         case IFCOUNTER_OBYTES:
7423 		count = ha->hw_stats.common.tx_ucast_bytes +
7424 			ha->hw_stats.common.tx_mcast_bytes +
7425 			ha->hw_stats.common.tx_bcast_bytes;
7426 		break;
7427 
7428         case IFCOUNTER_IMCASTS:
7429 		count = ha->hw_stats.common.rx_mcast_bytes;
7430 		break;
7431 
7432         case IFCOUNTER_OMCASTS:
7433 		count = ha->hw_stats.common.tx_mcast_bytes;
7434 		break;
7435 
7436         case IFCOUNTER_IQDROPS:
7437         case IFCOUNTER_OQDROPS:
7438         case IFCOUNTER_NOPROTO:
7439 
7440         default:
7441                 return (if_get_counter_default(ifp, cnt));
7442         }
7443 	return (count);
7444 }
7445 #endif
7446 
7447 
7448 static void
7449 qlnx_timer(void *arg)
7450 {
7451 	qlnx_host_t	*ha;
7452 
7453 	ha = (qlnx_host_t *)arg;
7454 
7455 	if (ha->error_recovery) {
7456 		ha->error_recovery = 0;
7457 		taskqueue_enqueue(ha->err_taskqueue, &ha->err_task);
7458 		return;
7459 	}
7460 
7461        	ecore_get_vport_stats(&ha->cdev, &ha->hw_stats);
7462 
7463 	if (ha->storm_stats_gather)
7464 		qlnx_sample_storm_stats(ha);
7465 
7466 	callout_reset(&ha->qlnx_callout, hz, qlnx_timer, ha);
7467 
7468 	return;
7469 }
7470 
7471 static int
7472 qlnx_load(qlnx_host_t *ha)
7473 {
7474 	int			i;
7475 	int			rc = 0;
7476 	struct ecore_dev	*cdev;
7477         device_t		dev;
7478 
7479 	cdev = &ha->cdev;
7480         dev = ha->pci_dev;
7481 
7482 	QL_DPRINT2(ha, "enter\n");
7483 
7484         rc = qlnx_alloc_mem_arrays(ha);
7485         if (rc)
7486                 goto qlnx_load_exit0;
7487 
7488         qlnx_init_fp(ha);
7489 
7490         rc = qlnx_alloc_mem_load(ha);
7491         if (rc)
7492                 goto qlnx_load_exit1;
7493 
7494         QL_DPRINT2(ha, "Allocated %d RSS queues on %d TC/s\n",
7495 		   ha->num_rss, ha->num_tc);
7496 
7497 	for (i = 0; i < ha->num_rss; i++) {
7498 
7499 		if ((rc = bus_setup_intr(dev, ha->irq_vec[i].irq,
7500                         (INTR_TYPE_NET | INTR_MPSAFE),
7501                         NULL, qlnx_fp_isr, &ha->irq_vec[i],
7502                         &ha->irq_vec[i].handle))) {
7503 
7504                         QL_DPRINT1(ha, "could not setup interrupt\n");
7505                         goto qlnx_load_exit2;
7506 		}
7507 
7508 		QL_DPRINT2(ha, "rss_id = %d irq_rid %d \
7509 			 irq %p handle %p\n", i,
7510 			ha->irq_vec[i].irq_rid,
7511 			ha->irq_vec[i].irq, ha->irq_vec[i].handle);
7512 
7513 		bus_bind_intr(dev, ha->irq_vec[i].irq, (i % mp_ncpus));
7514 	}
7515 
7516         rc = qlnx_start_queues(ha);
7517         if (rc)
7518                 goto qlnx_load_exit2;
7519 
7520         QL_DPRINT2(ha, "Start VPORT, RXQ and TXQ succeeded\n");
7521 
7522         /* Add primary mac and set Rx filters */
7523         rc = qlnx_set_rx_mode(ha);
7524         if (rc)
7525                 goto qlnx_load_exit2;
7526 
7527         /* Ask for link-up using current configuration */
7528 	qlnx_set_link(ha, true);
7529 
7530 	if (qlnx_vf_device(ha) == 0)
7531 		qlnx_link_update(&ha->cdev.hwfns[0]);
7532 
7533         ha->state = QLNX_STATE_OPEN;
7534 
7535 	bzero(&ha->hw_stats, sizeof(struct ecore_eth_stats));
7536 
7537 	if (ha->flags.callout_init)
7538         	callout_reset(&ha->qlnx_callout, hz, qlnx_timer, ha);
7539 
7540         goto qlnx_load_exit0;
7541 
7542 qlnx_load_exit2:
7543         qlnx_free_mem_load(ha);
7544 
7545 qlnx_load_exit1:
7546         ha->num_rss = 0;
7547 
7548 qlnx_load_exit0:
7549 	QL_DPRINT2(ha, "exit [%d]\n", rc);
7550         return rc;
7551 }
7552 
7553 static void
7554 qlnx_drain_soft_lro(qlnx_host_t *ha)
7555 {
7556 #ifdef QLNX_SOFT_LRO
7557 
7558 	struct ifnet	*ifp;
7559 	int		i;
7560 
7561 	ifp = ha->ifp;
7562 
7563 
7564 	if (ifp->if_capenable & IFCAP_LRO) {
7565 
7566 	        for (i = 0; i < ha->num_rss; i++) {
7567 
7568 			struct qlnx_fastpath *fp = &ha->fp_array[i];
7569 			struct lro_ctrl *lro;
7570 
7571 			lro = &fp->rxq->lro;
7572 
7573 #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO)
7574 
7575 			tcp_lro_flush_all(lro);
7576 
7577 #else
7578 			struct lro_entry *queued;
7579 
7580 			while ((!SLIST_EMPTY(&lro->lro_active))){
7581 				queued = SLIST_FIRST(&lro->lro_active);
7582 				SLIST_REMOVE_HEAD(&lro->lro_active, next);
7583 				tcp_lro_flush(lro, queued);
7584 			}
7585 
7586 #endif /* #if (__FreeBSD_version >= 1100101) || (defined QLNX_QSORT_LRO) */
7587 
7588                 }
7589 	}
7590 
7591 #endif /* #ifdef QLNX_SOFT_LRO */
7592 
7593 	return;
7594 }
7595 
7596 static void
7597 qlnx_unload(qlnx_host_t *ha)
7598 {
7599 	struct ecore_dev	*cdev;
7600         device_t		dev;
7601 	int			i;
7602 
7603 	cdev = &ha->cdev;
7604         dev = ha->pci_dev;
7605 
7606 	QL_DPRINT2(ha, "enter\n");
7607         QL_DPRINT1(ha, " QLNX STATE = %d\n",ha->state);
7608 
7609 	if (ha->state == QLNX_STATE_OPEN) {
7610 
7611 		qlnx_set_link(ha, false);
7612 		qlnx_clean_filters(ha);
7613 		qlnx_stop_queues(ha);
7614 		ecore_hw_stop_fastpath(cdev);
7615 
7616 		for (i = 0; i < ha->num_rss; i++) {
7617 			if (ha->irq_vec[i].handle) {
7618 				(void)bus_teardown_intr(dev,
7619 					ha->irq_vec[i].irq,
7620 					ha->irq_vec[i].handle);
7621 				ha->irq_vec[i].handle = NULL;
7622 			}
7623 		}
7624 
7625 		qlnx_drain_fp_taskqueues(ha);
7626 		qlnx_drain_soft_lro(ha);
7627         	qlnx_free_mem_load(ha);
7628 	}
7629 
7630 	if (ha->flags.callout_init)
7631 		callout_drain(&ha->qlnx_callout);
7632 
7633 	qlnx_mdelay(__func__, 1000);
7634 
7635         ha->state = QLNX_STATE_CLOSED;
7636 
7637 	QL_DPRINT2(ha, "exit\n");
7638 	return;
7639 }
7640 
7641 static int
7642 qlnx_grc_dumpsize(qlnx_host_t *ha, uint32_t *num_dwords, int hwfn_index)
7643 {
7644 	int			rval = -1;
7645 	struct ecore_hwfn	*p_hwfn;
7646 	struct ecore_ptt	*p_ptt;
7647 
7648 	ecore_dbg_set_app_ver(ecore_dbg_get_fw_func_ver());
7649 
7650 	p_hwfn = &ha->cdev.hwfns[hwfn_index];
7651 	p_ptt = ecore_ptt_acquire(p_hwfn);
7652 
7653         if (!p_ptt) {
7654 		QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
7655                 return (rval);
7656         }
7657 
7658         rval = ecore_dbg_grc_get_dump_buf_size(p_hwfn, p_ptt, num_dwords);
7659 
7660 	if (rval == DBG_STATUS_OK)
7661                 rval = 0;
7662         else {
7663 		QL_DPRINT1(ha, "ecore_dbg_grc_get_dump_buf_size failed"
7664 			"[0x%x]\n", rval);
7665 	}
7666 
7667         ecore_ptt_release(p_hwfn, p_ptt);
7668 
7669         return (rval);
7670 }
7671 
7672 static int
7673 qlnx_idle_chk_size(qlnx_host_t *ha, uint32_t *num_dwords, int hwfn_index)
7674 {
7675 	int			rval = -1;
7676 	struct ecore_hwfn	*p_hwfn;
7677 	struct ecore_ptt	*p_ptt;
7678 
7679 	ecore_dbg_set_app_ver(ecore_dbg_get_fw_func_ver());
7680 
7681 	p_hwfn = &ha->cdev.hwfns[hwfn_index];
7682 	p_ptt = ecore_ptt_acquire(p_hwfn);
7683 
7684         if (!p_ptt) {
7685 		QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
7686                 return (rval);
7687         }
7688 
7689         rval = ecore_dbg_idle_chk_get_dump_buf_size(p_hwfn, p_ptt, num_dwords);
7690 
7691 	if (rval == DBG_STATUS_OK)
7692                 rval = 0;
7693         else {
7694 		QL_DPRINT1(ha, "ecore_dbg_idle_chk_get_dump_buf_size failed"
7695 			" [0x%x]\n", rval);
7696 	}
7697 
7698         ecore_ptt_release(p_hwfn, p_ptt);
7699 
7700         return (rval);
7701 }
7702 
7703 
7704 static void
7705 qlnx_sample_storm_stats(qlnx_host_t *ha)
7706 {
7707         int			i, index;
7708         struct ecore_dev	*cdev;
7709 	qlnx_storm_stats_t	*s_stats;
7710 	uint32_t		reg;
7711         struct ecore_ptt	*p_ptt;
7712         struct ecore_hwfn	*hwfn;
7713 
7714 	if (ha->storm_stats_index >= QLNX_STORM_STATS_SAMPLES_PER_HWFN) {
7715 		ha->storm_stats_gather = 0;
7716 		return;
7717 	}
7718 
7719         cdev = &ha->cdev;
7720 
7721         for_each_hwfn(cdev, i) {
7722 
7723                 hwfn = &cdev->hwfns[i];
7724 
7725                 p_ptt = ecore_ptt_acquire(hwfn);
7726                 if (!p_ptt)
7727                         return;
7728 
7729 		index = ha->storm_stats_index +
7730 				(i * QLNX_STORM_STATS_SAMPLES_PER_HWFN);
7731 
7732 		s_stats = &ha->storm_stats[index];
7733 
7734 		/* XSTORM */
7735 		reg = XSEM_REG_FAST_MEMORY +
7736 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7737 		s_stats->xstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7738 
7739 		reg = XSEM_REG_FAST_MEMORY +
7740 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7741 		s_stats->xstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7742 
7743 		reg = XSEM_REG_FAST_MEMORY +
7744 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7745 		s_stats->xstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7746 
7747 		reg = XSEM_REG_FAST_MEMORY +
7748 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7749 		s_stats->xstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7750 
7751 		/* YSTORM */
7752 		reg = YSEM_REG_FAST_MEMORY +
7753 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7754 		s_stats->ystorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7755 
7756 		reg = YSEM_REG_FAST_MEMORY +
7757 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7758 		s_stats->ystorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7759 
7760 		reg = YSEM_REG_FAST_MEMORY +
7761 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7762 		s_stats->ystorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7763 
7764 		reg = YSEM_REG_FAST_MEMORY +
7765 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7766 		s_stats->ystorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7767 
7768 		/* PSTORM */
7769 		reg = PSEM_REG_FAST_MEMORY +
7770 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7771 		s_stats->pstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7772 
7773 		reg = PSEM_REG_FAST_MEMORY +
7774 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7775 		s_stats->pstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7776 
7777 		reg = PSEM_REG_FAST_MEMORY +
7778 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7779 		s_stats->pstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7780 
7781 		reg = PSEM_REG_FAST_MEMORY +
7782 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7783 		s_stats->pstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7784 
7785 		/* TSTORM */
7786 		reg = TSEM_REG_FAST_MEMORY +
7787 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7788 		s_stats->tstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7789 
7790 		reg = TSEM_REG_FAST_MEMORY +
7791 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7792 		s_stats->tstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7793 
7794 		reg = TSEM_REG_FAST_MEMORY +
7795 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7796 		s_stats->tstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7797 
7798 		reg = TSEM_REG_FAST_MEMORY +
7799 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7800 		s_stats->tstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7801 
7802 		/* MSTORM */
7803 		reg = MSEM_REG_FAST_MEMORY +
7804 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7805 		s_stats->mstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7806 
7807 		reg = MSEM_REG_FAST_MEMORY +
7808 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7809 		s_stats->mstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7810 
7811 		reg = MSEM_REG_FAST_MEMORY +
7812 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7813 		s_stats->mstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7814 
7815 		reg = MSEM_REG_FAST_MEMORY +
7816 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7817 		s_stats->mstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7818 
7819 		/* USTORM */
7820 		reg = USEM_REG_FAST_MEMORY +
7821 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7822 		s_stats->ustorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7823 
7824 		reg = USEM_REG_FAST_MEMORY +
7825 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7826 		s_stats->ustorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7827 
7828 		reg = USEM_REG_FAST_MEMORY +
7829 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7830 		s_stats->ustorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7831 
7832 		reg = USEM_REG_FAST_MEMORY +
7833 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7834 		s_stats->ustorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7835 
7836                 ecore_ptt_release(hwfn, p_ptt);
7837         }
7838 
7839 	ha->storm_stats_index++;
7840 
7841         return;
7842 }
7843 
7844 /*
7845  * Name: qlnx_dump_buf8
7846  * Function: dumps a buffer as bytes
7847  */
7848 static void
7849 qlnx_dump_buf8(qlnx_host_t *ha, const char *msg, void *dbuf, uint32_t len)
7850 {
7851         device_t	dev;
7852         uint32_t	i = 0;
7853         uint8_t		*buf;
7854 
7855         dev = ha->pci_dev;
7856         buf = dbuf;
7857 
7858         device_printf(dev, "%s: %s 0x%x dump start\n", __func__, msg, len);
7859 
7860         while (len >= 16) {
7861                 device_printf(dev,"0x%08x:"
7862                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7863                         " %02x %02x %02x %02x %02x %02x %02x %02x\n", i,
7864                         buf[0], buf[1], buf[2], buf[3],
7865                         buf[4], buf[5], buf[6], buf[7],
7866                         buf[8], buf[9], buf[10], buf[11],
7867                         buf[12], buf[13], buf[14], buf[15]);
7868                 i += 16;
7869                 len -= 16;
7870                 buf += 16;
7871         }
7872         switch (len) {
7873         case 1:
7874                 device_printf(dev,"0x%08x: %02x\n", i, buf[0]);
7875                 break;
7876         case 2:
7877                 device_printf(dev,"0x%08x: %02x %02x\n", i, buf[0], buf[1]);
7878                 break;
7879         case 3:
7880                 device_printf(dev,"0x%08x: %02x %02x %02x\n",
7881                         i, buf[0], buf[1], buf[2]);
7882                 break;
7883         case 4:
7884                 device_printf(dev,"0x%08x: %02x %02x %02x %02x\n", i,
7885                         buf[0], buf[1], buf[2], buf[3]);
7886                 break;
7887         case 5:
7888                 device_printf(dev,"0x%08x:"
7889                         " %02x %02x %02x %02x %02x\n", i,
7890                         buf[0], buf[1], buf[2], buf[3], buf[4]);
7891                 break;
7892         case 6:
7893                 device_printf(dev,"0x%08x:"
7894                         " %02x %02x %02x %02x %02x %02x\n", i,
7895                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]);
7896                 break;
7897         case 7:
7898                 device_printf(dev,"0x%08x:"
7899                         " %02x %02x %02x %02x %02x %02x %02x\n", i,
7900                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6]);
7901                 break;
7902         case 8:
7903                 device_printf(dev,"0x%08x:"
7904                         " %02x %02x %02x %02x %02x %02x %02x %02x\n", i,
7905                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7906                         buf[7]);
7907                 break;
7908         case 9:
7909                 device_printf(dev,"0x%08x:"
7910                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7911                         " %02x\n", i,
7912                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7913                         buf[7], buf[8]);
7914                 break;
7915         case 10:
7916                 device_printf(dev,"0x%08x:"
7917                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7918                         " %02x %02x\n", i,
7919                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7920                         buf[7], buf[8], buf[9]);
7921                 break;
7922         case 11:
7923                 device_printf(dev,"0x%08x:"
7924                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7925                         " %02x %02x %02x\n", i,
7926                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7927                         buf[7], buf[8], buf[9], buf[10]);
7928                 break;
7929         case 12:
7930                 device_printf(dev,"0x%08x:"
7931                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7932                         " %02x %02x %02x %02x\n", i,
7933                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7934                         buf[7], buf[8], buf[9], buf[10], buf[11]);
7935                 break;
7936         case 13:
7937                 device_printf(dev,"0x%08x:"
7938                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7939                         " %02x %02x %02x %02x %02x\n", i,
7940                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7941                         buf[7], buf[8], buf[9], buf[10], buf[11], buf[12]);
7942                 break;
7943         case 14:
7944                 device_printf(dev,"0x%08x:"
7945                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7946                         " %02x %02x %02x %02x %02x %02x\n", i,
7947                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7948                         buf[7], buf[8], buf[9], buf[10], buf[11], buf[12],
7949                         buf[13]);
7950                 break;
7951         case 15:
7952                 device_printf(dev,"0x%08x:"
7953                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7954                         " %02x %02x %02x %02x %02x %02x %02x\n", i,
7955                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7956                         buf[7], buf[8], buf[9], buf[10], buf[11], buf[12],
7957                         buf[13], buf[14]);
7958                 break;
7959         default:
7960                 break;
7961         }
7962 
7963         device_printf(dev, "%s: %s dump end\n", __func__, msg);
7964 
7965         return;
7966 }
7967 
7968 #ifdef CONFIG_ECORE_SRIOV
7969 
7970 static void
7971 __qlnx_osal_iov_vf_cleanup(struct ecore_hwfn *p_hwfn, uint8_t rel_vf_id)
7972 {
7973         struct ecore_public_vf_info *vf_info;
7974 
7975         vf_info = ecore_iov_get_public_vf_info(p_hwfn, rel_vf_id, false);
7976 
7977         if (!vf_info)
7978                 return;
7979 
7980         /* Clear the VF mac */
7981         memset(vf_info->forced_mac, 0, ETH_ALEN);
7982 
7983         vf_info->forced_vlan = 0;
7984 
7985 	return;
7986 }
7987 
7988 void
7989 qlnx_osal_iov_vf_cleanup(void *p_hwfn, uint8_t relative_vf_id)
7990 {
7991 	__qlnx_osal_iov_vf_cleanup(p_hwfn, relative_vf_id);
7992 	return;
7993 }
7994 
7995 static int
7996 __qlnx_iov_chk_ucast(struct ecore_hwfn *p_hwfn, int vfid,
7997 	struct ecore_filter_ucast *params)
7998 {
7999         struct ecore_public_vf_info *vf;
8000 
8001 	if (!ecore_iov_vf_has_vport_instance(p_hwfn, vfid)) {
8002 		QL_DPRINT1(((qlnx_host_t *)p_hwfn->p_dev),
8003 			"VF[%d] vport not initialized\n", vfid);
8004 		return ECORE_INVAL;
8005 	}
8006 
8007         vf = ecore_iov_get_public_vf_info(p_hwfn, vfid, true);
8008         if (!vf)
8009                 return -EINVAL;
8010 
8011         /* No real decision to make; Store the configured MAC */
8012         if (params->type == ECORE_FILTER_MAC ||
8013             params->type == ECORE_FILTER_MAC_VLAN)
8014                 memcpy(params->mac, vf->forced_mac, ETH_ALEN);
8015 
8016         return 0;
8017 }
8018 
8019 int
8020 qlnx_iov_chk_ucast(void *p_hwfn, int vfid, void *params)
8021 {
8022 	return (__qlnx_iov_chk_ucast(p_hwfn, vfid, params));
8023 }
8024 
8025 static int
8026 __qlnx_iov_update_vport(struct ecore_hwfn *hwfn, uint8_t vfid,
8027         struct ecore_sp_vport_update_params *params, uint16_t * tlvs)
8028 {
8029         uint8_t mask;
8030         struct ecore_filter_accept_flags *flags;
8031 
8032 	if (!ecore_iov_vf_has_vport_instance(hwfn, vfid)) {
8033 		QL_DPRINT1(((qlnx_host_t *)hwfn->p_dev),
8034 			"VF[%d] vport not initialized\n", vfid);
8035 		return ECORE_INVAL;
8036 	}
8037 
8038         /* Untrusted VFs can't even be trusted to know that fact.
8039          * Simply indicate everything is configured fine, and trace
8040          * configuration 'behind their back'.
8041          */
8042         mask = ECORE_ACCEPT_UCAST_UNMATCHED | ECORE_ACCEPT_MCAST_UNMATCHED;
8043         flags = &params->accept_flags;
8044         if (!(*tlvs & BIT(ECORE_IOV_VP_UPDATE_ACCEPT_PARAM)))
8045                 return 0;
8046 
8047         return 0;
8048 
8049 }
8050 int
8051 qlnx_iov_update_vport(void *hwfn, uint8_t vfid, void *params, uint16_t *tlvs)
8052 {
8053 	return(__qlnx_iov_update_vport(hwfn, vfid, params, tlvs));
8054 }
8055 
8056 static int
8057 qlnx_find_hwfn_index(struct ecore_hwfn *p_hwfn)
8058 {
8059 	int			i;
8060 	struct ecore_dev	*cdev;
8061 
8062 	cdev = p_hwfn->p_dev;
8063 
8064 	for (i = 0; i < cdev->num_hwfns; i++) {
8065 		if (&cdev->hwfns[i] == p_hwfn)
8066 			break;
8067 	}
8068 
8069 	if (i >= cdev->num_hwfns)
8070 		return (-1);
8071 
8072 	return (i);
8073 }
8074 
8075 static int
8076 __qlnx_pf_vf_msg(struct ecore_hwfn *p_hwfn, uint16_t rel_vf_id)
8077 {
8078 	qlnx_host_t *ha = (qlnx_host_t *)p_hwfn->p_dev;
8079 	int i;
8080 
8081 	QL_DPRINT2(ha, "ha = %p cdev = %p p_hwfn = %p rel_vf_id = %d\n",
8082 		ha, p_hwfn->p_dev, p_hwfn, rel_vf_id);
8083 
8084 	if ((i = qlnx_find_hwfn_index(p_hwfn)) == -1)
8085 		return (-1);
8086 
8087 	if (ha->sriov_task[i].pf_taskqueue != NULL) {
8088 
8089 		atomic_testandset_32(&ha->sriov_task[i].flags,
8090 			QLNX_SRIOV_TASK_FLAGS_VF_PF_MSG);
8091 
8092 		taskqueue_enqueue(ha->sriov_task[i].pf_taskqueue,
8093 			&ha->sriov_task[i].pf_task);
8094 
8095 	}
8096 
8097 	return (ECORE_SUCCESS);
8098 }
8099 
8100 
8101 int
8102 qlnx_pf_vf_msg(void *p_hwfn, uint16_t relative_vf_id)
8103 {
8104 	return (__qlnx_pf_vf_msg(p_hwfn, relative_vf_id));
8105 }
8106 
8107 static void
8108 __qlnx_vf_flr_update(struct ecore_hwfn *p_hwfn)
8109 {
8110 	qlnx_host_t *ha = (qlnx_host_t *)p_hwfn->p_dev;
8111 	int i;
8112 
8113 	if (!ha->sriov_initialized)
8114 		return;
8115 
8116 	QL_DPRINT2(ha,  "ha = %p cdev = %p p_hwfn = %p \n",
8117 		ha, p_hwfn->p_dev, p_hwfn);
8118 
8119 	if ((i = qlnx_find_hwfn_index(p_hwfn)) == -1)
8120 		return;
8121 
8122 
8123 	if (ha->sriov_task[i].pf_taskqueue != NULL) {
8124 
8125 		atomic_testandset_32(&ha->sriov_task[i].flags,
8126 			QLNX_SRIOV_TASK_FLAGS_VF_FLR_UPDATE);
8127 
8128 		taskqueue_enqueue(ha->sriov_task[i].pf_taskqueue,
8129 			&ha->sriov_task[i].pf_task);
8130 	}
8131 
8132 	return;
8133 }
8134 
8135 
8136 void
8137 qlnx_vf_flr_update(void *p_hwfn)
8138 {
8139 	__qlnx_vf_flr_update(p_hwfn);
8140 
8141 	return;
8142 }
8143 
8144 #ifndef QLNX_VF
8145 
8146 static void
8147 qlnx_vf_bulleting_update(struct ecore_hwfn *p_hwfn)
8148 {
8149 	qlnx_host_t *ha = (qlnx_host_t *)p_hwfn->p_dev;
8150 	int i;
8151 
8152 	QL_DPRINT2(ha,  "ha = %p cdev = %p p_hwfn = %p \n",
8153 		ha, p_hwfn->p_dev, p_hwfn);
8154 
8155 	if ((i = qlnx_find_hwfn_index(p_hwfn)) == -1)
8156 		return;
8157 
8158 	QL_DPRINT2(ha,  "ha = %p cdev = %p p_hwfn = %p i = %d\n",
8159 		ha, p_hwfn->p_dev, p_hwfn, i);
8160 
8161 	if (ha->sriov_task[i].pf_taskqueue != NULL) {
8162 
8163 		atomic_testandset_32(&ha->sriov_task[i].flags,
8164 			QLNX_SRIOV_TASK_FLAGS_BULLETIN_UPDATE);
8165 
8166 		taskqueue_enqueue(ha->sriov_task[i].pf_taskqueue,
8167 			&ha->sriov_task[i].pf_task);
8168 	}
8169 }
8170 
8171 static void
8172 qlnx_initialize_sriov(qlnx_host_t *ha)
8173 {
8174 	device_t	dev;
8175 	nvlist_t	*pf_schema, *vf_schema;
8176 	int		iov_error;
8177 
8178 	dev = ha->pci_dev;
8179 
8180 	pf_schema = pci_iov_schema_alloc_node();
8181 	vf_schema = pci_iov_schema_alloc_node();
8182 
8183 	pci_iov_schema_add_unicast_mac(vf_schema, "mac-addr", 0, NULL);
8184 	pci_iov_schema_add_bool(vf_schema, "allow-set-mac",
8185 		IOV_SCHEMA_HASDEFAULT, FALSE);
8186 	pci_iov_schema_add_bool(vf_schema, "allow-promisc",
8187 		IOV_SCHEMA_HASDEFAULT, FALSE);
8188 	pci_iov_schema_add_uint16(vf_schema, "num-queues",
8189 		IOV_SCHEMA_HASDEFAULT, 1);
8190 
8191 	iov_error = pci_iov_attach(dev, pf_schema, vf_schema);
8192 
8193 	if (iov_error != 0) {
8194 		ha->sriov_initialized = 0;
8195 	} else {
8196 		device_printf(dev, "SRIOV initialized\n");
8197 		ha->sriov_initialized = 1;
8198 	}
8199 
8200 	return;
8201 }
8202 
8203 static void
8204 qlnx_sriov_disable(qlnx_host_t *ha)
8205 {
8206 	struct ecore_dev *cdev;
8207 	int i, j;
8208 
8209 	cdev = &ha->cdev;
8210 
8211 	ecore_iov_set_vfs_to_disable(cdev, true);
8212 
8213 
8214 	for_each_hwfn(cdev, i) {
8215 
8216 		struct ecore_hwfn *hwfn = &cdev->hwfns[i];
8217 		struct ecore_ptt *ptt = ecore_ptt_acquire(hwfn);
8218 
8219 		if (!ptt) {
8220 			QL_DPRINT1(ha, "Failed to acquire ptt\n");
8221 			return;
8222 		}
8223 		/* Clean WFQ db and configure equal weight for all vports */
8224 		ecore_clean_wfq_db(hwfn, ptt);
8225 
8226 		ecore_for_each_vf(hwfn, j) {
8227 			int k = 0;
8228 
8229 			if (!ecore_iov_is_valid_vfid(hwfn, j, true, false))
8230 				continue;
8231 
8232 			if (ecore_iov_is_vf_started(hwfn, j)) {
8233 				/* Wait until VF is disabled before releasing */
8234 
8235 				for (k = 0; k < 100; k++) {
8236 					if (!ecore_iov_is_vf_stopped(hwfn, j)) {
8237 						qlnx_mdelay(__func__, 10);
8238 					} else
8239 						break;
8240 				}
8241 			}
8242 
8243 			if (k < 100)
8244 				ecore_iov_release_hw_for_vf(&cdev->hwfns[i],
8245                                                           ptt, j);
8246 			else {
8247 				QL_DPRINT1(ha,
8248 					"Timeout waiting for VF's FLR to end\n");
8249 			}
8250 		}
8251 		ecore_ptt_release(hwfn, ptt);
8252 	}
8253 
8254 	ecore_iov_set_vfs_to_disable(cdev, false);
8255 
8256 	return;
8257 }
8258 
8259 
8260 static void
8261 qlnx_sriov_enable_qid_config(struct ecore_hwfn *hwfn, u16 vfid,
8262 	struct ecore_iov_vf_init_params *params)
8263 {
8264         u16 base, i;
8265 
8266         /* Since we have an equal resource distribution per-VF, and we assume
8267          * PF has acquired the ECORE_PF_L2_QUE first queues, we start setting
8268          * sequentially from there.
8269          */
8270         base = FEAT_NUM(hwfn, ECORE_PF_L2_QUE) + vfid * params->num_queues;
8271 
8272         params->rel_vf_id = vfid;
8273 
8274         for (i = 0; i < params->num_queues; i++) {
8275                 params->req_rx_queue[i] = base + i;
8276                 params->req_tx_queue[i] = base + i;
8277         }
8278 
8279         /* PF uses indices 0 for itself; Set vport/RSS afterwards */
8280         params->vport_id = vfid + 1;
8281         params->rss_eng_id = vfid + 1;
8282 
8283 	return;
8284 }
8285 
8286 static int
8287 qlnx_iov_init(device_t dev, uint16_t num_vfs, const nvlist_t *nvlist_params)
8288 {
8289 	qlnx_host_t		*ha;
8290 	struct ecore_dev	*cdev;
8291 	struct ecore_iov_vf_init_params params;
8292 	int ret, j, i;
8293 	uint32_t max_vfs;
8294 
8295 	if ((ha = device_get_softc(dev)) == NULL) {
8296 		device_printf(dev, "%s: cannot get softc\n", __func__);
8297 		return (-1);
8298 	}
8299 
8300 	if (qlnx_create_pf_taskqueues(ha) != 0)
8301 		goto qlnx_iov_init_err0;
8302 
8303 	cdev = &ha->cdev;
8304 
8305 	max_vfs = RESC_NUM(&cdev->hwfns[0], ECORE_VPORT);
8306 
8307 	QL_DPRINT2(ha," dev = %p enter num_vfs = %d max_vfs = %d\n",
8308 		dev, num_vfs, max_vfs);
8309 
8310         if (num_vfs >= max_vfs) {
8311                 QL_DPRINT1(ha, "Can start at most %d VFs\n",
8312                           (RESC_NUM(&cdev->hwfns[0], ECORE_VPORT) - 1));
8313 		goto qlnx_iov_init_err0;
8314         }
8315 
8316 	ha->vf_attr =  malloc(((sizeof (qlnx_vf_attr_t) * num_vfs)), M_QLNXBUF,
8317 				M_NOWAIT);
8318 
8319 	if (ha->vf_attr == NULL)
8320 		goto qlnx_iov_init_err0;
8321 
8322 
8323         memset(&params, 0, sizeof(params));
8324 
8325         /* Initialize HW for VF access */
8326         for_each_hwfn(cdev, j) {
8327                 struct ecore_hwfn *hwfn = &cdev->hwfns[j];
8328                 struct ecore_ptt *ptt = ecore_ptt_acquire(hwfn);
8329 
8330                 /* Make sure not to use more than 16 queues per VF */
8331                 params.num_queues = min_t(int,
8332                                           (FEAT_NUM(hwfn, ECORE_VF_L2_QUE) / num_vfs),
8333                                           16);
8334 
8335                 if (!ptt) {
8336                         QL_DPRINT1(ha, "Failed to acquire ptt\n");
8337                         goto qlnx_iov_init_err1;
8338                 }
8339 
8340                 for (i = 0; i < num_vfs; i++) {
8341 
8342                         if (!ecore_iov_is_valid_vfid(hwfn, i, false, true))
8343                                 continue;
8344 
8345                         qlnx_sriov_enable_qid_config(hwfn, i, &params);
8346 
8347                         ret = ecore_iov_init_hw_for_vf(hwfn, ptt, &params);
8348 
8349                         if (ret) {
8350                                 QL_DPRINT1(ha, "Failed to enable VF[%d]\n", i);
8351                                 ecore_ptt_release(hwfn, ptt);
8352                                 goto qlnx_iov_init_err1;
8353                         }
8354                 }
8355 
8356                 ecore_ptt_release(hwfn, ptt);
8357         }
8358 
8359 	ha->num_vfs = num_vfs;
8360 	qlnx_inform_vf_link_state(&cdev->hwfns[0], ha);
8361 
8362 	QL_DPRINT2(ha," dev = %p exit num_vfs = %d\n", dev, num_vfs);
8363 
8364 	return (0);
8365 
8366 qlnx_iov_init_err1:
8367 	qlnx_sriov_disable(ha);
8368 
8369 qlnx_iov_init_err0:
8370 	qlnx_destroy_pf_taskqueues(ha);
8371 	ha->num_vfs = 0;
8372 
8373 	return (-1);
8374 }
8375 
8376 static void
8377 qlnx_iov_uninit(device_t dev)
8378 {
8379 	qlnx_host_t	*ha;
8380 
8381 	if ((ha = device_get_softc(dev)) == NULL) {
8382 		device_printf(dev, "%s: cannot get softc\n", __func__);
8383 		return;
8384 	}
8385 
8386 	QL_DPRINT2(ha," dev = %p enter\n", dev);
8387 
8388 	qlnx_sriov_disable(ha);
8389 	qlnx_destroy_pf_taskqueues(ha);
8390 
8391 	free(ha->vf_attr, M_QLNXBUF);
8392 	ha->vf_attr = NULL;
8393 
8394 	ha->num_vfs = 0;
8395 
8396 	QL_DPRINT2(ha," dev = %p exit\n", dev);
8397 	return;
8398 }
8399 
8400 static int
8401 qlnx_iov_add_vf(device_t dev, uint16_t vfnum, const nvlist_t *params)
8402 {
8403 	qlnx_host_t	*ha;
8404 	qlnx_vf_attr_t	*vf_attr;
8405 	unsigned const char *mac;
8406 	size_t size;
8407 	struct ecore_hwfn *p_hwfn;
8408 
8409 	if ((ha = device_get_softc(dev)) == NULL) {
8410 		device_printf(dev, "%s: cannot get softc\n", __func__);
8411 		return (-1);
8412 	}
8413 
8414 	QL_DPRINT2(ha," dev = %p enter vfnum = %d\n", dev, vfnum);
8415 
8416 	if (vfnum > (ha->num_vfs - 1)) {
8417 		QL_DPRINT1(ha, " VF[%d] is greater than max allowed [%d]\n",
8418 			vfnum, (ha->num_vfs - 1));
8419 	}
8420 
8421 	vf_attr = &ha->vf_attr[vfnum];
8422 
8423         if (nvlist_exists_binary(params, "mac-addr")) {
8424                 mac = nvlist_get_binary(params, "mac-addr", &size);
8425                 bcopy(mac, vf_attr->mac_addr, ETHER_ADDR_LEN);
8426 		device_printf(dev,
8427 			"%s: mac_addr = %02x:%02x:%02x:%02x:%02x:%02x\n",
8428 			__func__, vf_attr->mac_addr[0],
8429 			vf_attr->mac_addr[1], vf_attr->mac_addr[2],
8430 			vf_attr->mac_addr[3], vf_attr->mac_addr[4],
8431 			vf_attr->mac_addr[5]);
8432 		p_hwfn = &ha->cdev.hwfns[0];
8433 		ecore_iov_bulletin_set_mac(p_hwfn, vf_attr->mac_addr,
8434 			vfnum);
8435 	}
8436 
8437 	QL_DPRINT2(ha," dev = %p exit vfnum = %d\n", dev, vfnum);
8438 	return (0);
8439 }
8440 
8441 static void
8442 qlnx_handle_vf_msg(qlnx_host_t *ha, struct ecore_hwfn *p_hwfn)
8443 {
8444         uint64_t events[ECORE_VF_ARRAY_LENGTH];
8445         struct ecore_ptt *ptt;
8446         int i;
8447 
8448         ptt = ecore_ptt_acquire(p_hwfn);
8449         if (!ptt) {
8450                 QL_DPRINT1(ha, "Can't acquire PTT; re-scheduling\n");
8451 		__qlnx_pf_vf_msg(p_hwfn, 0);
8452                 return;
8453         }
8454 
8455         ecore_iov_pf_get_pending_events(p_hwfn, events);
8456 
8457         QL_DPRINT2(ha, "Event mask of VF events:"
8458 		"0x%" PRIu64 "0x%" PRIu64 " 0x%" PRIu64 "\n",
8459                    events[0], events[1], events[2]);
8460 
8461         ecore_for_each_vf(p_hwfn, i) {
8462 
8463                 /* Skip VFs with no pending messages */
8464                 if (!(events[i / 64] & (1ULL << (i % 64))))
8465                         continue;
8466 
8467 		QL_DPRINT2(ha,
8468                            "Handling VF message from VF 0x%02x [Abs 0x%02x]\n",
8469                            i, p_hwfn->p_dev->p_iov_info->first_vf_in_pf + i);
8470 
8471                 /* Copy VF's message to PF's request buffer for that VF */
8472                 if (ecore_iov_copy_vf_msg(p_hwfn, ptt, i))
8473                         continue;
8474 
8475                 ecore_iov_process_mbx_req(p_hwfn, ptt, i);
8476         }
8477 
8478         ecore_ptt_release(p_hwfn, ptt);
8479 
8480 	return;
8481 }
8482 
8483 static void
8484 qlnx_handle_vf_flr_update(qlnx_host_t *ha, struct ecore_hwfn *p_hwfn)
8485 {
8486         struct ecore_ptt *ptt;
8487 	int ret;
8488 
8489 	ptt = ecore_ptt_acquire(p_hwfn);
8490 
8491 	if (!ptt) {
8492                 QL_DPRINT1(ha, "Can't acquire PTT; re-scheduling\n");
8493 		__qlnx_vf_flr_update(p_hwfn);
8494                 return;
8495 	}
8496 
8497 	ret = ecore_iov_vf_flr_cleanup(p_hwfn, ptt);
8498 
8499 	if (ret) {
8500                 QL_DPRINT1(ha, "ecore_iov_vf_flr_cleanup failed; re-scheduling\n");
8501 	}
8502 
8503 	ecore_ptt_release(p_hwfn, ptt);
8504 
8505 	return;
8506 }
8507 
8508 static void
8509 qlnx_handle_bulletin_update(qlnx_host_t *ha, struct ecore_hwfn *p_hwfn)
8510 {
8511         struct ecore_ptt *ptt;
8512 	int i;
8513 
8514 	ptt = ecore_ptt_acquire(p_hwfn);
8515 
8516 	if (!ptt) {
8517                 QL_DPRINT1(ha, "Can't acquire PTT; re-scheduling\n");
8518 		qlnx_vf_bulleting_update(p_hwfn);
8519                 return;
8520 	}
8521 
8522 	ecore_for_each_vf(p_hwfn, i) {
8523 		QL_DPRINT1(ha, "ecore_iov_post_vf_bulletin[%p, %d]\n",
8524 			p_hwfn, i);
8525 		ecore_iov_post_vf_bulletin(p_hwfn, i, ptt);
8526 	}
8527 
8528 	ecore_ptt_release(p_hwfn, ptt);
8529 
8530 	return;
8531 }
8532 
8533 static void
8534 qlnx_pf_taskqueue(void *context, int pending)
8535 {
8536 	struct ecore_hwfn	*p_hwfn;
8537 	qlnx_host_t		*ha;
8538 	int			i;
8539 
8540 	p_hwfn = context;
8541 
8542 	if (p_hwfn == NULL)
8543 		return;
8544 
8545 	ha = (qlnx_host_t *)(p_hwfn->p_dev);
8546 
8547 	if ((i = qlnx_find_hwfn_index(p_hwfn)) == -1)
8548 		return;
8549 
8550 	if (atomic_testandclear_32(&ha->sriov_task[i].flags,
8551 		QLNX_SRIOV_TASK_FLAGS_VF_PF_MSG))
8552 		qlnx_handle_vf_msg(ha, p_hwfn);
8553 
8554 	if (atomic_testandclear_32(&ha->sriov_task[i].flags,
8555 		QLNX_SRIOV_TASK_FLAGS_VF_FLR_UPDATE))
8556 		qlnx_handle_vf_flr_update(ha, p_hwfn);
8557 
8558 	if (atomic_testandclear_32(&ha->sriov_task[i].flags,
8559 		QLNX_SRIOV_TASK_FLAGS_BULLETIN_UPDATE))
8560 		qlnx_handle_bulletin_update(ha, p_hwfn);
8561 
8562 	return;
8563 }
8564 
8565 static int
8566 qlnx_create_pf_taskqueues(qlnx_host_t *ha)
8567 {
8568 	int	i;
8569 	uint8_t	tq_name[32];
8570 
8571 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
8572 
8573                 struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[i];
8574 
8575 		bzero(tq_name, sizeof (tq_name));
8576 		snprintf(tq_name, sizeof (tq_name), "ql_pf_tq_%d", i);
8577 
8578 		TASK_INIT(&ha->sriov_task[i].pf_task, 0, qlnx_pf_taskqueue, p_hwfn);
8579 
8580 		ha->sriov_task[i].pf_taskqueue = taskqueue_create(tq_name, M_NOWAIT,
8581 			 taskqueue_thread_enqueue,
8582 			&ha->sriov_task[i].pf_taskqueue);
8583 
8584 		if (ha->sriov_task[i].pf_taskqueue == NULL)
8585 			return (-1);
8586 
8587 		taskqueue_start_threads(&ha->sriov_task[i].pf_taskqueue, 1,
8588 			PI_NET, "%s", tq_name);
8589 
8590 		QL_DPRINT1(ha, "%p\n", ha->sriov_task[i].pf_taskqueue);
8591 	}
8592 
8593 	return (0);
8594 }
8595 
8596 static void
8597 qlnx_destroy_pf_taskqueues(qlnx_host_t *ha)
8598 {
8599 	int	i;
8600 
8601 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
8602 		if (ha->sriov_task[i].pf_taskqueue != NULL) {
8603 			taskqueue_drain(ha->sriov_task[i].pf_taskqueue,
8604 				&ha->sriov_task[i].pf_task);
8605 			taskqueue_free(ha->sriov_task[i].pf_taskqueue);
8606 			ha->sriov_task[i].pf_taskqueue = NULL;
8607 		}
8608 	}
8609 	return;
8610 }
8611 
8612 static void
8613 qlnx_inform_vf_link_state(struct ecore_hwfn *p_hwfn, qlnx_host_t *ha)
8614 {
8615 	struct ecore_mcp_link_capabilities caps;
8616 	struct ecore_mcp_link_params params;
8617 	struct ecore_mcp_link_state link;
8618 	int i;
8619 
8620 	if (!p_hwfn->pf_iov_info)
8621 		return;
8622 
8623 	memset(&params, 0, sizeof(struct ecore_mcp_link_params));
8624 	memset(&link, 0, sizeof(struct ecore_mcp_link_state));
8625 	memset(&caps, 0, sizeof(struct ecore_mcp_link_capabilities));
8626 
8627 	memcpy(&caps, ecore_mcp_get_link_capabilities(p_hwfn), sizeof(caps));
8628         memcpy(&link, ecore_mcp_get_link_state(p_hwfn), sizeof(link));
8629         memcpy(&params, ecore_mcp_get_link_params(p_hwfn), sizeof(params));
8630 
8631 	QL_DPRINT2(ha, "called\n");
8632 
8633         /* Update bulletin of all future possible VFs with link configuration */
8634         for (i = 0; i < p_hwfn->p_dev->p_iov_info->total_vfs; i++) {
8635 
8636                 /* Modify link according to the VF's configured link state */
8637 
8638                 link.link_up = false;
8639 
8640                 if (ha->link_up) {
8641                         link.link_up = true;
8642                         /* Set speed according to maximum supported by HW.
8643                          * that is 40G for regular devices and 100G for CMT
8644                          * mode devices.
8645                          */
8646                         link.speed = (p_hwfn->p_dev->num_hwfns > 1) ?
8647 						100000 : link.speed;
8648 		}
8649 		QL_DPRINT2(ha, "link [%d] = %d\n", i, link.link_up);
8650                 ecore_iov_set_link(p_hwfn, i, &params, &link, &caps);
8651         }
8652 
8653 	qlnx_vf_bulleting_update(p_hwfn);
8654 
8655 	return;
8656 }
8657 #endif /* #ifndef QLNX_VF */
8658 #endif /* #ifdef CONFIG_ECORE_SRIOV */
8659