xref: /freebsd/sys/dev/qlnx/qlnxe/qlnx_os.c (revision fe75646a0234a261c0013bf1840fdac4acaf0cec)
1 /*
2  * Copyright (c) 2017-2018 Cavium, Inc.
3  * All rights reserved.
4  *
5  *  Redistribution and use in source and binary forms, with or without
6  *  modification, are permitted provided that the following conditions
7  *  are met:
8  *
9  *  1. Redistributions of source code must retain the above copyright
10  *     notice, this list of conditions and the following disclaimer.
11  *  2. Redistributions in binary form must reproduce the above copyright
12  *     notice, this list of conditions and the following disclaimer in the
13  *     documentation and/or other materials provided with the distribution.
14  *
15  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16  *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19  *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25  *  POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 /*
29  * File: qlnx_os.c
30  * Author : David C Somayajulu, Cavium, Inc., San Jose, CA 95131.
31  */
32 
33 #include <sys/cdefs.h>
34 #include "qlnx_os.h"
35 #include "bcm_osal.h"
36 #include "reg_addr.h"
37 #include "ecore_gtt_reg_addr.h"
38 #include "ecore.h"
39 #include "ecore_chain.h"
40 #include "ecore_status.h"
41 #include "ecore_hw.h"
42 #include "ecore_rt_defs.h"
43 #include "ecore_init_ops.h"
44 #include "ecore_int.h"
45 #include "ecore_cxt.h"
46 #include "ecore_spq.h"
47 #include "ecore_init_fw_funcs.h"
48 #include "ecore_sp_commands.h"
49 #include "ecore_dev_api.h"
50 #include "ecore_l2_api.h"
51 #include "ecore_mcp.h"
52 #include "ecore_hw_defs.h"
53 #include "mcp_public.h"
54 #include "ecore_iro.h"
55 #include "nvm_cfg.h"
56 #include "ecore_dbg_fw_funcs.h"
57 #include "ecore_iov_api.h"
58 #include "ecore_vf_api.h"
59 
60 #include "qlnx_ioctl.h"
61 #include "qlnx_def.h"
62 #include "qlnx_ver.h"
63 
64 #ifdef QLNX_ENABLE_IWARP
65 #include "qlnx_rdma.h"
66 #endif /* #ifdef QLNX_ENABLE_IWARP */
67 
68 #ifdef CONFIG_ECORE_SRIOV
69 #include <sys/nv.h>
70 #include <sys/iov_schema.h>
71 #include <dev/pci/pci_iov.h>
72 #endif /* #ifdef CONFIG_ECORE_SRIOV */
73 
74 #include <sys/smp.h>
75 
76 /*
77  * static functions
78  */
79 /*
80  * ioctl related functions
81  */
82 static void qlnx_add_sysctls(qlnx_host_t *ha);
83 
84 /*
85  * main driver
86  */
87 static void qlnx_release(qlnx_host_t *ha);
88 static void qlnx_fp_isr(void *arg);
89 static void qlnx_init_ifnet(device_t dev, qlnx_host_t *ha);
90 static void qlnx_init(void *arg);
91 static void qlnx_init_locked(qlnx_host_t *ha);
92 static int qlnx_set_multi(qlnx_host_t *ha, uint32_t add_multi);
93 static int qlnx_set_promisc(qlnx_host_t *ha);
94 static int qlnx_set_allmulti(qlnx_host_t *ha);
95 static int qlnx_ioctl(if_t ifp, u_long cmd, caddr_t data);
96 static int qlnx_media_change(if_t ifp);
97 static void qlnx_media_status(if_t ifp, struct ifmediareq *ifmr);
98 static void qlnx_stop(qlnx_host_t *ha);
99 static int qlnx_send(qlnx_host_t *ha, struct qlnx_fastpath *fp,
100 		struct mbuf **m_headp);
101 static int qlnx_get_ifq_snd_maxlen(qlnx_host_t *ha);
102 static uint32_t qlnx_get_optics(qlnx_host_t *ha,
103 			struct qlnx_link_output *if_link);
104 static int qlnx_transmit(if_t ifp, struct mbuf  *mp);
105 static int qlnx_transmit_locked(if_t ifp, struct qlnx_fastpath *fp,
106 		struct mbuf *mp);
107 static void qlnx_qflush(if_t ifp);
108 
109 static int qlnx_alloc_parent_dma_tag(qlnx_host_t *ha);
110 static void qlnx_free_parent_dma_tag(qlnx_host_t *ha);
111 static int qlnx_alloc_tx_dma_tag(qlnx_host_t *ha);
112 static void qlnx_free_tx_dma_tag(qlnx_host_t *ha);
113 static int qlnx_alloc_rx_dma_tag(qlnx_host_t *ha);
114 static void qlnx_free_rx_dma_tag(qlnx_host_t *ha);
115 
116 static int qlnx_get_mfw_version(qlnx_host_t *ha, uint32_t *mfw_ver);
117 static int qlnx_get_flash_size(qlnx_host_t *ha, uint32_t *flash_size);
118 
119 static int qlnx_nic_setup(struct ecore_dev *cdev,
120 		struct ecore_pf_params *func_params);
121 static int qlnx_nic_start(struct ecore_dev *cdev);
122 static int qlnx_slowpath_start(qlnx_host_t *ha);
123 static int qlnx_slowpath_stop(qlnx_host_t *ha);
124 static int qlnx_init_hw(qlnx_host_t *ha);
125 static void qlnx_set_id(struct ecore_dev *cdev, char name[NAME_SIZE],
126 		char ver_str[VER_SIZE]);
127 static void qlnx_unload(qlnx_host_t *ha);
128 static int qlnx_load(qlnx_host_t *ha);
129 static void qlnx_hw_set_multi(qlnx_host_t *ha, uint8_t *mta, uint32_t mcnt,
130 		uint32_t add_mac);
131 static void qlnx_dump_buf8(qlnx_host_t *ha, const char *msg, void *dbuf,
132 		uint32_t len);
133 static int qlnx_alloc_rx_buffer(qlnx_host_t *ha, struct qlnx_rx_queue *rxq);
134 static void qlnx_reuse_rx_data(struct qlnx_rx_queue *rxq);
135 static void qlnx_update_rx_prod(struct ecore_hwfn *p_hwfn,
136 		struct qlnx_rx_queue *rxq);
137 static int qlnx_set_rx_accept_filter(qlnx_host_t *ha, uint8_t filter);
138 static int qlnx_grc_dumpsize(qlnx_host_t *ha, uint32_t *num_dwords,
139 		int hwfn_index);
140 static int qlnx_idle_chk_size(qlnx_host_t *ha, uint32_t *num_dwords,
141 		int hwfn_index);
142 static void qlnx_timer(void *arg);
143 static int qlnx_alloc_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp);
144 static void qlnx_free_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp);
145 static void qlnx_trigger_dump(qlnx_host_t *ha);
146 static uint16_t qlnx_num_tx_compl(qlnx_host_t *ha, struct qlnx_fastpath *fp,
147 			struct qlnx_tx_queue *txq);
148 static void qlnx_tx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp,
149 		struct qlnx_tx_queue *txq);
150 static int qlnx_rx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp, int budget,
151 		int lro_enable);
152 static void qlnx_fp_taskqueue(void *context, int pending);
153 static void qlnx_sample_storm_stats(qlnx_host_t *ha);
154 static int qlnx_alloc_tpa_mbuf(qlnx_host_t *ha, uint16_t rx_buf_size,
155 		struct qlnx_agg_info *tpa);
156 static void qlnx_free_tpa_mbuf(qlnx_host_t *ha, struct qlnx_agg_info *tpa);
157 
158 static uint64_t qlnx_get_counter(if_t ifp, ift_counter cnt);
159 
160 /*
161  * Hooks to the Operating Systems
162  */
163 static int qlnx_pci_probe (device_t);
164 static int qlnx_pci_attach (device_t);
165 static int qlnx_pci_detach (device_t);
166 
167 #ifndef QLNX_VF
168 
169 #ifdef CONFIG_ECORE_SRIOV
170 
171 static int qlnx_iov_init(device_t dev, uint16_t num_vfs, const nvlist_t *params);
172 static void qlnx_iov_uninit(device_t dev);
173 static int qlnx_iov_add_vf(device_t dev, uint16_t vfnum, const nvlist_t *params);
174 static void qlnx_initialize_sriov(qlnx_host_t *ha);
175 static void qlnx_pf_taskqueue(void *context, int pending);
176 static int qlnx_create_pf_taskqueues(qlnx_host_t *ha);
177 static void qlnx_destroy_pf_taskqueues(qlnx_host_t *ha);
178 static void qlnx_inform_vf_link_state(struct ecore_hwfn *p_hwfn, qlnx_host_t *ha);
179 
180 #endif /* #ifdef CONFIG_ECORE_SRIOV */
181 
182 static device_method_t qlnx_pci_methods[] = {
183 	/* Device interface */
184 	DEVMETHOD(device_probe, qlnx_pci_probe),
185 	DEVMETHOD(device_attach, qlnx_pci_attach),
186 	DEVMETHOD(device_detach, qlnx_pci_detach),
187 
188 #ifdef CONFIG_ECORE_SRIOV
189 	DEVMETHOD(pci_iov_init, qlnx_iov_init),
190 	DEVMETHOD(pci_iov_uninit, qlnx_iov_uninit),
191 	DEVMETHOD(pci_iov_add_vf, qlnx_iov_add_vf),
192 #endif /* #ifdef CONFIG_ECORE_SRIOV */
193 	{ 0, 0 }
194 };
195 
196 static driver_t qlnx_pci_driver = {
197 	"ql", qlnx_pci_methods, sizeof (qlnx_host_t),
198 };
199 
200 MODULE_VERSION(if_qlnxe,1);
201 DRIVER_MODULE(if_qlnxe, pci, qlnx_pci_driver, 0, 0);
202 
203 MODULE_DEPEND(if_qlnxe, pci, 1, 1, 1);
204 MODULE_DEPEND(if_qlnxe, ether, 1, 1, 1);
205 
206 #else
207 
208 static device_method_t qlnxv_pci_methods[] = {
209 	/* Device interface */
210 	DEVMETHOD(device_probe, qlnx_pci_probe),
211 	DEVMETHOD(device_attach, qlnx_pci_attach),
212 	DEVMETHOD(device_detach, qlnx_pci_detach),
213 	{ 0, 0 }
214 };
215 
216 static driver_t qlnxv_pci_driver = {
217 	"ql", qlnxv_pci_methods, sizeof (qlnx_host_t),
218 };
219 
220 MODULE_VERSION(if_qlnxev,1);
221 DRIVER_MODULE(if_qlnxev, pci, qlnxv_pci_driver, 0, 0);
222 
223 MODULE_DEPEND(if_qlnxev, pci, 1, 1, 1);
224 MODULE_DEPEND(if_qlnxev, ether, 1, 1, 1);
225 
226 #endif /* #ifdef QLNX_VF */
227 
228 MALLOC_DEFINE(M_QLNXBUF, "qlnxbuf", "Buffers for qlnx driver");
229 
230 char qlnx_dev_str[128];
231 char qlnx_ver_str[VER_SIZE];
232 char qlnx_name_str[NAME_SIZE];
233 
234 /*
235  * Some PCI Configuration Space Related Defines
236  */
237 
238 #ifndef PCI_VENDOR_QLOGIC
239 #define PCI_VENDOR_QLOGIC		0x1077
240 #endif
241 
242 /* 40G Adapter QLE45xxx*/
243 #ifndef QLOGIC_PCI_DEVICE_ID_1634
244 #define QLOGIC_PCI_DEVICE_ID_1634	0x1634
245 #endif
246 
247 /* 100G Adapter QLE45xxx*/
248 #ifndef QLOGIC_PCI_DEVICE_ID_1644
249 #define QLOGIC_PCI_DEVICE_ID_1644	0x1644
250 #endif
251 
252 /* 25G Adapter QLE45xxx*/
253 #ifndef QLOGIC_PCI_DEVICE_ID_1656
254 #define QLOGIC_PCI_DEVICE_ID_1656	0x1656
255 #endif
256 
257 /* 50G Adapter QLE45xxx*/
258 #ifndef QLOGIC_PCI_DEVICE_ID_1654
259 #define QLOGIC_PCI_DEVICE_ID_1654	0x1654
260 #endif
261 
262 /* 10G/25G/40G Adapter QLE41xxx*/
263 #ifndef QLOGIC_PCI_DEVICE_ID_8070
264 #define QLOGIC_PCI_DEVICE_ID_8070	0x8070
265 #endif
266 
267 /* SRIOV Device (All Speeds) Adapter QLE41xxx*/
268 #ifndef QLOGIC_PCI_DEVICE_ID_8090
269 #define QLOGIC_PCI_DEVICE_ID_8090	0x8090
270 #endif
271 
272 SYSCTL_NODE(_hw, OID_AUTO, qlnxe, CTLFLAG_RD | CTLFLAG_MPSAFE, 0,
273     "qlnxe driver parameters");
274 
275 /* Number of Queues: 0 (Auto) or 1 to 32 (fixed queue number) */
276 static int qlnxe_queue_count = QLNX_DEFAULT_RSS;
277 
278 SYSCTL_INT(_hw_qlnxe, OID_AUTO, queue_count, CTLFLAG_RDTUN,
279 		&qlnxe_queue_count, 0, "Multi-Queue queue count");
280 
281 /*
282  * Note on RDMA personality setting
283  *
284  * Read the personality configured in NVRAM
285  * If the personality is ETH_ONLY, ETH_IWARP or ETH_ROCE and
286  * the configured personality in sysctl is QLNX_PERSONALITY_DEFAULT
287  * use the personality in NVRAM.
288 
289  * Otherwise use t the personality configured in sysctl.
290  *
291  */
292 #define QLNX_PERSONALITY_DEFAULT	0x0  /* use personality in NVRAM */
293 #define QLNX_PERSONALITY_ETH_ONLY	0x1  /* Override with ETH_ONLY */
294 #define QLNX_PERSONALITY_ETH_IWARP	0x2  /* Override with ETH_IWARP */
295 #define QLNX_PERSONALITY_ETH_ROCE	0x3  /* Override with ETH_ROCE */
296 #define QLNX_PERSONALITY_BITS_PER_FUNC	4
297 #define QLNX_PERSONALIY_MASK		0xF
298 
299 /* RDMA configuration; 64bit field allows setting for 16 physical functions*/
300 static uint64_t qlnxe_rdma_configuration = 0x22222222;
301 
302 SYSCTL_U64(_hw_qlnxe, OID_AUTO, rdma_configuration, CTLFLAG_RDTUN,
303                 &qlnxe_rdma_configuration, 0, "RDMA Configuration");
304 
305 int
306 qlnx_vf_device(qlnx_host_t *ha)
307 {
308         uint16_t	device_id;
309 
310         device_id = ha->device_id;
311 
312         if (device_id == QLOGIC_PCI_DEVICE_ID_8090)
313                 return 0;
314 
315         return -1;
316 }
317 
318 static int
319 qlnx_valid_device(qlnx_host_t *ha)
320 {
321         uint16_t device_id;
322 
323         device_id = ha->device_id;
324 
325 #ifndef QLNX_VF
326         if ((device_id == QLOGIC_PCI_DEVICE_ID_1634) ||
327                 (device_id == QLOGIC_PCI_DEVICE_ID_1644) ||
328                 (device_id == QLOGIC_PCI_DEVICE_ID_1656) ||
329                 (device_id == QLOGIC_PCI_DEVICE_ID_1654) ||
330                 (device_id == QLOGIC_PCI_DEVICE_ID_8070))
331                 return 0;
332 #else
333         if (device_id == QLOGIC_PCI_DEVICE_ID_8090)
334 		return 0;
335 
336 #endif /* #ifndef QLNX_VF */
337         return -1;
338 }
339 
340 #ifdef QLNX_ENABLE_IWARP
341 static int
342 qlnx_rdma_supported(struct qlnx_host *ha)
343 {
344 	uint16_t device_id;
345 
346 	device_id = pci_get_device(ha->pci_dev);
347 
348 	if ((device_id == QLOGIC_PCI_DEVICE_ID_1634) ||
349 		(device_id == QLOGIC_PCI_DEVICE_ID_1656) ||
350 		(device_id == QLOGIC_PCI_DEVICE_ID_1654) ||
351 		(device_id == QLOGIC_PCI_DEVICE_ID_8070))
352 		return (0);
353 
354 	return (-1);
355 }
356 #endif /* #ifdef QLNX_ENABLE_IWARP */
357 
358 /*
359  * Name:	qlnx_pci_probe
360  * Function:	Validate the PCI device to be a QLA80XX device
361  */
362 static int
363 qlnx_pci_probe(device_t dev)
364 {
365 	snprintf(qlnx_ver_str, sizeof(qlnx_ver_str), "v%d.%d.%d",
366 		QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR, QLNX_VERSION_BUILD);
367 	snprintf(qlnx_name_str, sizeof(qlnx_name_str), "qlnx");
368 
369 	if (pci_get_vendor(dev) != PCI_VENDOR_QLOGIC) {
370                 return (ENXIO);
371 	}
372 
373         switch (pci_get_device(dev)) {
374 #ifndef QLNX_VF
375 
376         case QLOGIC_PCI_DEVICE_ID_1644:
377 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
378 			"Qlogic 100GbE PCI CNA Adapter-Ethernet Function",
379 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
380 			QLNX_VERSION_BUILD);
381                 device_set_desc_copy(dev, qlnx_dev_str);
382 
383                 break;
384 
385         case QLOGIC_PCI_DEVICE_ID_1634:
386 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
387 			"Qlogic 40GbE PCI CNA Adapter-Ethernet Function",
388 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
389 			QLNX_VERSION_BUILD);
390                 device_set_desc_copy(dev, qlnx_dev_str);
391 
392                 break;
393 
394         case QLOGIC_PCI_DEVICE_ID_1656:
395 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
396 			"Qlogic 25GbE PCI CNA Adapter-Ethernet Function",
397 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
398 			QLNX_VERSION_BUILD);
399                 device_set_desc_copy(dev, qlnx_dev_str);
400 
401                 break;
402 
403         case QLOGIC_PCI_DEVICE_ID_1654:
404 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
405 			"Qlogic 50GbE PCI CNA Adapter-Ethernet Function",
406 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
407 			QLNX_VERSION_BUILD);
408                 device_set_desc_copy(dev, qlnx_dev_str);
409 
410                 break;
411 
412 	case QLOGIC_PCI_DEVICE_ID_8070:
413 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
414 			"Qlogic 10GbE/25GbE/40GbE PCI CNA (AH)"
415 			" Adapter-Ethernet Function",
416 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
417 			QLNX_VERSION_BUILD);
418 		device_set_desc_copy(dev, qlnx_dev_str);
419 
420 		break;
421 
422 #else
423 	case QLOGIC_PCI_DEVICE_ID_8090:
424 		snprintf(qlnx_dev_str, sizeof(qlnx_dev_str), "%s v%d.%d.%d",
425 			"Qlogic SRIOV PCI CNA (AH) "
426 			"Adapter-Ethernet Function",
427 			QLNX_VERSION_MAJOR, QLNX_VERSION_MINOR,
428 			QLNX_VERSION_BUILD);
429 		device_set_desc_copy(dev, qlnx_dev_str);
430 
431 		break;
432 
433 #endif /* #ifndef QLNX_VF */
434 
435         default:
436                 return (ENXIO);
437         }
438 
439 #ifdef QLNX_ENABLE_IWARP
440 	qlnx_rdma_init();
441 #endif /* #ifdef QLNX_ENABLE_IWARP */
442 
443         return (BUS_PROBE_DEFAULT);
444 }
445 
446 static uint16_t
447 qlnx_num_tx_compl(qlnx_host_t *ha, struct qlnx_fastpath *fp,
448 	struct qlnx_tx_queue *txq)
449 {
450 	u16 hw_bd_cons;
451 	u16 ecore_cons_idx;
452 
453 	hw_bd_cons = le16toh(*txq->hw_cons_ptr);
454 
455 	ecore_cons_idx = ecore_chain_get_cons_idx(&txq->tx_pbl);
456 
457 	return (hw_bd_cons - ecore_cons_idx);
458 }
459 
460 static void
461 qlnx_sp_intr(void *arg)
462 {
463 	struct ecore_hwfn	*p_hwfn;
464 	qlnx_host_t		*ha;
465 	int			i;
466 
467 	p_hwfn = arg;
468 
469 	if (p_hwfn == NULL) {
470 		printf("%s: spurious slowpath intr\n", __func__);
471 		return;
472 	}
473 
474 	ha = (qlnx_host_t *)p_hwfn->p_dev;
475 
476 	QL_DPRINT2(ha, "enter\n");
477 
478 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
479 		if (&ha->cdev.hwfns[i] == p_hwfn) {
480 			taskqueue_enqueue(ha->sp_taskqueue[i], &ha->sp_task[i]);
481 			break;
482 		}
483 	}
484 	QL_DPRINT2(ha, "exit\n");
485 
486 	return;
487 }
488 
489 static void
490 qlnx_sp_taskqueue(void *context, int pending)
491 {
492 	struct ecore_hwfn	*p_hwfn;
493 
494 	p_hwfn = context;
495 
496 	if (p_hwfn != NULL) {
497 		qlnx_sp_isr(p_hwfn);
498 	}
499 	return;
500 }
501 
502 static int
503 qlnx_create_sp_taskqueues(qlnx_host_t *ha)
504 {
505 	int	i;
506 	uint8_t	tq_name[32];
507 
508 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
509                 struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[i];
510 
511 		bzero(tq_name, sizeof (tq_name));
512 		snprintf(tq_name, sizeof (tq_name), "ql_sp_tq_%d", i);
513 
514 		TASK_INIT(&ha->sp_task[i], 0, qlnx_sp_taskqueue, p_hwfn);
515 
516 		ha->sp_taskqueue[i] = taskqueue_create(tq_name, M_NOWAIT,
517 			 taskqueue_thread_enqueue, &ha->sp_taskqueue[i]);
518 
519 		if (ha->sp_taskqueue[i] == NULL)
520 			return (-1);
521 
522 		taskqueue_start_threads(&ha->sp_taskqueue[i], 1, PI_NET, "%s",
523 			tq_name);
524 
525 		QL_DPRINT1(ha, "%p\n", ha->sp_taskqueue[i]);
526 	}
527 
528 	return (0);
529 }
530 
531 static void
532 qlnx_destroy_sp_taskqueues(qlnx_host_t *ha)
533 {
534 	int	i;
535 
536 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
537 		if (ha->sp_taskqueue[i] != NULL) {
538 			taskqueue_drain(ha->sp_taskqueue[i], &ha->sp_task[i]);
539 			taskqueue_free(ha->sp_taskqueue[i]);
540 		}
541 	}
542 	return;
543 }
544 
545 static void
546 qlnx_fp_taskqueue(void *context, int pending)
547 {
548         struct qlnx_fastpath	*fp;
549         qlnx_host_t		*ha;
550         if_t			ifp;
551 
552         fp = context;
553 
554         if (fp == NULL)
555                 return;
556 
557 	ha = (qlnx_host_t *)fp->edev;
558 
559 	ifp = ha->ifp;
560 
561         if(if_getdrvflags(ifp) & IFF_DRV_RUNNING) {
562                 if (!drbr_empty(ifp, fp->tx_br)) {
563                         if(mtx_trylock(&fp->tx_mtx)) {
564 #ifdef QLNX_TRACE_PERF_DATA
565                                 tx_pkts = fp->tx_pkts_transmitted;
566                                 tx_compl = fp->tx_pkts_completed;
567 #endif
568 
569                                 qlnx_transmit_locked(ifp, fp, NULL);
570 
571 #ifdef QLNX_TRACE_PERF_DATA
572                                 fp->tx_pkts_trans_fp +=
573 					(fp->tx_pkts_transmitted - tx_pkts);
574                                 fp->tx_pkts_compl_fp +=
575 					(fp->tx_pkts_completed - tx_compl);
576 #endif
577                                 mtx_unlock(&fp->tx_mtx);
578                         }
579                 }
580         }
581 
582         QL_DPRINT2(ha, "exit \n");
583         return;
584 }
585 
586 static int
587 qlnx_create_fp_taskqueues(qlnx_host_t *ha)
588 {
589 	int	i;
590 	uint8_t	tq_name[32];
591 	struct qlnx_fastpath *fp;
592 
593 	for (i = 0; i < ha->num_rss; i++) {
594                 fp = &ha->fp_array[i];
595 
596 		bzero(tq_name, sizeof (tq_name));
597 		snprintf(tq_name, sizeof (tq_name), "ql_fp_tq_%d", i);
598 
599 		TASK_INIT(&fp->fp_task, 0, qlnx_fp_taskqueue, fp);
600 
601 		fp->fp_taskqueue = taskqueue_create(tq_name, M_NOWAIT,
602 					taskqueue_thread_enqueue,
603 					&fp->fp_taskqueue);
604 
605 		if (fp->fp_taskqueue == NULL)
606 			return (-1);
607 
608 		taskqueue_start_threads(&fp->fp_taskqueue, 1, PI_NET, "%s",
609 			tq_name);
610 
611 		QL_DPRINT1(ha, "%p\n",fp->fp_taskqueue);
612 	}
613 
614 	return (0);
615 }
616 
617 static void
618 qlnx_destroy_fp_taskqueues(qlnx_host_t *ha)
619 {
620 	int			i;
621 	struct qlnx_fastpath	*fp;
622 
623 	for (i = 0; i < ha->num_rss; i++) {
624                 fp = &ha->fp_array[i];
625 
626 		if (fp->fp_taskqueue != NULL) {
627 			taskqueue_drain(fp->fp_taskqueue, &fp->fp_task);
628 			taskqueue_free(fp->fp_taskqueue);
629 			fp->fp_taskqueue = NULL;
630 		}
631 	}
632 	return;
633 }
634 
635 static void
636 qlnx_drain_fp_taskqueues(qlnx_host_t *ha)
637 {
638 	int			i;
639 	struct qlnx_fastpath	*fp;
640 
641 	for (i = 0; i < ha->num_rss; i++) {
642                 fp = &ha->fp_array[i];
643 
644 		if (fp->fp_taskqueue != NULL) {
645 			QLNX_UNLOCK(ha);
646 			taskqueue_drain(fp->fp_taskqueue, &fp->fp_task);
647 			QLNX_LOCK(ha);
648 		}
649 	}
650 	return;
651 }
652 
653 static void
654 qlnx_get_params(qlnx_host_t *ha)
655 {
656 	if ((qlnxe_queue_count < 0) || (qlnxe_queue_count > QLNX_MAX_RSS)) {
657 		device_printf(ha->pci_dev, "invalid queue_count value (%d)\n",
658 			qlnxe_queue_count);
659 		qlnxe_queue_count = 0;
660 	}
661 	return;
662 }
663 
664 static void
665 qlnx_error_recovery_taskqueue(void *context, int pending)
666 {
667         qlnx_host_t *ha;
668 
669         ha = context;
670 
671         QL_DPRINT2(ha, "enter\n");
672 
673         QLNX_LOCK(ha);
674         qlnx_stop(ha);
675         QLNX_UNLOCK(ha);
676 
677 #ifdef QLNX_ENABLE_IWARP
678 	qlnx_rdma_dev_remove(ha);
679 #endif /* #ifdef QLNX_ENABLE_IWARP */
680 
681         qlnx_slowpath_stop(ha);
682         qlnx_slowpath_start(ha);
683 
684 #ifdef QLNX_ENABLE_IWARP
685 	qlnx_rdma_dev_add(ha);
686 #endif /* #ifdef QLNX_ENABLE_IWARP */
687 
688         qlnx_init(ha);
689 
690         callout_reset(&ha->qlnx_callout, hz, qlnx_timer, ha);
691 
692         QL_DPRINT2(ha, "exit\n");
693 
694         return;
695 }
696 
697 static int
698 qlnx_create_error_recovery_taskqueue(qlnx_host_t *ha)
699 {
700         uint8_t tq_name[32];
701 
702         bzero(tq_name, sizeof (tq_name));
703         snprintf(tq_name, sizeof (tq_name), "ql_err_tq");
704 
705         TASK_INIT(&ha->err_task, 0, qlnx_error_recovery_taskqueue, ha);
706 
707         ha->err_taskqueue = taskqueue_create(tq_name, M_NOWAIT,
708                                 taskqueue_thread_enqueue, &ha->err_taskqueue);
709 
710         if (ha->err_taskqueue == NULL)
711                 return (-1);
712 
713         taskqueue_start_threads(&ha->err_taskqueue, 1, PI_NET, "%s", tq_name);
714 
715         QL_DPRINT1(ha, "%p\n",ha->err_taskqueue);
716 
717         return (0);
718 }
719 
720 static void
721 qlnx_destroy_error_recovery_taskqueue(qlnx_host_t *ha)
722 {
723         if (ha->err_taskqueue != NULL) {
724                 taskqueue_drain(ha->err_taskqueue, &ha->err_task);
725                 taskqueue_free(ha->err_taskqueue);
726         }
727 
728         ha->err_taskqueue = NULL;
729 
730         return;
731 }
732 
733 /*
734  * Name:	qlnx_pci_attach
735  * Function:	attaches the device to the operating system
736  */
737 static int
738 qlnx_pci_attach(device_t dev)
739 {
740 	qlnx_host_t	*ha = NULL;
741 	uint32_t	rsrc_len_reg __unused = 0;
742 	uint32_t	rsrc_len_dbells = 0;
743 	uint32_t	rsrc_len_msix __unused = 0;
744 	int		i;
745 	uint32_t	mfw_ver;
746 	uint32_t	num_sp_msix = 0;
747 	uint32_t	num_rdma_irqs = 0;
748 
749         if ((ha = device_get_softc(dev)) == NULL) {
750                 device_printf(dev, "cannot get softc\n");
751                 return (ENOMEM);
752         }
753 
754         memset(ha, 0, sizeof (qlnx_host_t));
755 
756         ha->device_id = pci_get_device(dev);
757 
758         if (qlnx_valid_device(ha) != 0) {
759                 device_printf(dev, "device is not valid device\n");
760                 return (ENXIO);
761 	}
762         ha->pci_func = pci_get_function(dev);
763 
764         ha->pci_dev = dev;
765 
766 	mtx_init(&ha->hw_lock, "qlnx_hw_lock", MTX_NETWORK_LOCK, MTX_DEF);
767 
768         ha->flags.lock_init = 1;
769 
770         pci_enable_busmaster(dev);
771 
772 	/*
773 	 * map the PCI BARs
774 	 */
775 
776         ha->reg_rid = PCIR_BAR(0);
777         ha->pci_reg = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &ha->reg_rid,
778                                 RF_ACTIVE);
779 
780         if (ha->pci_reg == NULL) {
781                 device_printf(dev, "unable to map BAR0\n");
782                 goto qlnx_pci_attach_err;
783         }
784 
785         rsrc_len_reg = (uint32_t) bus_get_resource_count(dev, SYS_RES_MEMORY,
786                                         ha->reg_rid);
787 
788 	ha->dbells_rid = PCIR_BAR(2);
789 	rsrc_len_dbells = (uint32_t) bus_get_resource_count(dev,
790 					SYS_RES_MEMORY,
791 					ha->dbells_rid);
792 	if (rsrc_len_dbells) {
793 		ha->pci_dbells = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
794 					&ha->dbells_rid, RF_ACTIVE);
795 
796 		if (ha->pci_dbells == NULL) {
797 			device_printf(dev, "unable to map BAR1\n");
798 			goto qlnx_pci_attach_err;
799 		}
800 		ha->dbells_phys_addr = (uint64_t)
801 			bus_get_resource_start(dev, SYS_RES_MEMORY, ha->dbells_rid);
802 
803 		ha->dbells_size = rsrc_len_dbells;
804 	} else {
805 		if (qlnx_vf_device(ha) != 0) {
806 			device_printf(dev, " BAR1 size is zero\n");
807 			goto qlnx_pci_attach_err;
808 		}
809 	}
810 
811         ha->msix_rid = PCIR_BAR(4);
812         ha->msix_bar = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
813                         &ha->msix_rid, RF_ACTIVE);
814 
815         if (ha->msix_bar == NULL) {
816                 device_printf(dev, "unable to map BAR2\n");
817                 goto qlnx_pci_attach_err;
818 	}
819 
820         rsrc_len_msix = (uint32_t) bus_get_resource_count(dev, SYS_RES_MEMORY,
821                                         ha->msix_rid);
822 
823 	ha->dbg_level = 0x0000;
824 
825 	QL_DPRINT1(ha, "\n\t\t\t"
826 		"pci_dev = %p pci_reg = %p, reg_len = 0x%08x reg_rid = 0x%08x"
827 		"\n\t\t\tdbells = %p, dbells_len = 0x%08x dbells_rid = 0x%08x"
828 		"\n\t\t\tmsix = %p, msix_len = 0x%08x msix_rid = 0x%08x"
829 		" msix_avail = 0x%x "
830 		"\n\t\t\t[ncpus = %d]\n",
831 		ha->pci_dev, ha->pci_reg, rsrc_len_reg,
832 		ha->reg_rid, ha->pci_dbells, rsrc_len_dbells, ha->dbells_rid,
833 		ha->msix_bar, rsrc_len_msix, ha->msix_rid, pci_msix_count(dev),
834 		mp_ncpus);
835 	/*
836 	 * allocate dma tags
837 	 */
838 
839 	if (qlnx_alloc_parent_dma_tag(ha))
840                 goto qlnx_pci_attach_err;
841 
842 	if (qlnx_alloc_tx_dma_tag(ha))
843                 goto qlnx_pci_attach_err;
844 
845 	if (qlnx_alloc_rx_dma_tag(ha))
846                 goto qlnx_pci_attach_err;
847 
848 
849 	if (qlnx_init_hw(ha) != 0)
850 		goto qlnx_pci_attach_err;
851 
852         ha->flags.hw_init = 1;
853 
854 	qlnx_get_params(ha);
855 
856 	if((pci_get_device(dev) == QLOGIC_PCI_DEVICE_ID_1644) &&
857 		(qlnxe_queue_count == QLNX_DEFAULT_RSS)) {
858 		qlnxe_queue_count = QLNX_MAX_RSS;
859 	}
860 
861 	/*
862 	 * Allocate MSI-x vectors
863 	 */
864 	if (qlnx_vf_device(ha) != 0) {
865 		if (qlnxe_queue_count == 0)
866 			ha->num_rss = QLNX_DEFAULT_RSS;
867 		else
868 			ha->num_rss = qlnxe_queue_count;
869 
870 		num_sp_msix = ha->cdev.num_hwfns;
871 	} else {
872 		uint8_t max_rxq;
873 		uint8_t max_txq;
874 
875 		ecore_vf_get_num_rxqs(&ha->cdev.hwfns[0], &max_rxq);
876 		ecore_vf_get_num_rxqs(&ha->cdev.hwfns[0], &max_txq);
877 
878 		if (max_rxq < max_txq)
879 			ha->num_rss = max_rxq;
880 		else
881 			ha->num_rss = max_txq;
882 
883 		if (ha->num_rss > QLNX_MAX_VF_RSS)
884 			ha->num_rss = QLNX_MAX_VF_RSS;
885 
886 		num_sp_msix = 0;
887 	}
888 
889 	if (ha->num_rss > mp_ncpus)
890 		ha->num_rss = mp_ncpus;
891 
892 	ha->num_tc = QLNX_MAX_TC;
893 
894         ha->msix_count = pci_msix_count(dev);
895 
896 #ifdef QLNX_ENABLE_IWARP
897 
898 	num_rdma_irqs = qlnx_rdma_get_num_irqs(ha);
899 
900 #endif /* #ifdef QLNX_ENABLE_IWARP */
901 
902         if (!ha->msix_count ||
903 		(ha->msix_count < (num_sp_msix + 1 + num_rdma_irqs))) {
904                 device_printf(dev, "%s: msix_count[%d] not enough\n", __func__,
905                         ha->msix_count);
906                 goto qlnx_pci_attach_err;
907         }
908 
909 	if (ha->msix_count > (ha->num_rss + num_sp_msix + num_rdma_irqs))
910 		ha->msix_count = ha->num_rss + num_sp_msix + num_rdma_irqs;
911 	else
912 		ha->num_rss = ha->msix_count - (num_sp_msix + num_rdma_irqs);
913 
914 	QL_DPRINT1(ha, "\n\t\t\t"
915 		"pci_reg = %p, reg_len = 0x%08x reg_rid = 0x%08x"
916 		"\n\t\t\tdbells = %p, dbells_len = 0x%08x dbells_rid = 0x%08x"
917 		"\n\t\t\tmsix = %p, msix_len = 0x%08x msix_rid = 0x%08x"
918 		" msix_avail = 0x%x msix_alloc = 0x%x"
919 		"\n\t\t\t[ncpus = %d][num_rss = 0x%x] [num_tc = 0x%x]\n",
920 		 ha->pci_reg, rsrc_len_reg,
921 		ha->reg_rid, ha->pci_dbells, rsrc_len_dbells, ha->dbells_rid,
922 		ha->msix_bar, rsrc_len_msix, ha->msix_rid, pci_msix_count(dev),
923 		ha->msix_count, mp_ncpus, ha->num_rss, ha->num_tc);
924 
925         if (pci_alloc_msix(dev, &ha->msix_count)) {
926                 device_printf(dev, "%s: pci_alloc_msix[%d] failed\n", __func__,
927                         ha->msix_count);
928                 ha->msix_count = 0;
929                 goto qlnx_pci_attach_err;
930         }
931 
932 	/*
933 	 * Initialize slow path interrupt and task queue
934 	 */
935 
936 	if (num_sp_msix) {
937 		if (qlnx_create_sp_taskqueues(ha) != 0)
938 			goto qlnx_pci_attach_err;
939 
940 		for (i = 0; i < ha->cdev.num_hwfns; i++) {
941 			struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[i];
942 
943 			ha->sp_irq_rid[i] = i + 1;
944 			ha->sp_irq[i] = bus_alloc_resource_any(dev, SYS_RES_IRQ,
945 						&ha->sp_irq_rid[i],
946 						(RF_ACTIVE | RF_SHAREABLE));
947 			if (ha->sp_irq[i] == NULL) {
948                 		device_printf(dev,
949 					"could not allocate mbx interrupt\n");
950 				goto qlnx_pci_attach_err;
951 			}
952 
953 			if (bus_setup_intr(dev, ha->sp_irq[i],
954 				(INTR_TYPE_NET | INTR_MPSAFE), NULL,
955 				qlnx_sp_intr, p_hwfn, &ha->sp_handle[i])) {
956 				device_printf(dev,
957 					"could not setup slow path interrupt\n");
958 				goto qlnx_pci_attach_err;
959 			}
960 
961 			QL_DPRINT1(ha, "p_hwfn [%p] sp_irq_rid %d"
962 				" sp_irq %p sp_handle %p\n", p_hwfn,
963 				ha->sp_irq_rid[i], ha->sp_irq[i], ha->sp_handle[i]);
964 		}
965 	}
966 
967 	/*
968 	 * initialize fast path interrupt
969 	 */
970 	if (qlnx_create_fp_taskqueues(ha) != 0)
971 		goto qlnx_pci_attach_err;
972 
973         for (i = 0; i < ha->num_rss; i++) {
974                 ha->irq_vec[i].rss_idx = i;
975                 ha->irq_vec[i].ha = ha;
976                 ha->irq_vec[i].irq_rid = (1 + num_sp_msix) + i;
977 
978                 ha->irq_vec[i].irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
979                                 &ha->irq_vec[i].irq_rid,
980                                 (RF_ACTIVE | RF_SHAREABLE));
981 
982                 if (ha->irq_vec[i].irq == NULL) {
983                         device_printf(dev,
984 				"could not allocate interrupt[%d] irq_rid = %d\n",
985 				i, ha->irq_vec[i].irq_rid);
986                         goto qlnx_pci_attach_err;
987                 }
988 
989 		if (qlnx_alloc_tx_br(ha, &ha->fp_array[i])) {
990                         device_printf(dev, "could not allocate tx_br[%d]\n", i);
991                         goto qlnx_pci_attach_err;
992 		}
993 	}
994 
995 	if (qlnx_vf_device(ha) != 0) {
996 		callout_init(&ha->qlnx_callout, 1);
997 		ha->flags.callout_init = 1;
998 
999 		for (i = 0; i < ha->cdev.num_hwfns; i++) {
1000 			if (qlnx_grc_dumpsize(ha, &ha->grcdump_size[i], i) != 0)
1001 				goto qlnx_pci_attach_err;
1002 			if (ha->grcdump_size[i] == 0)
1003 				goto qlnx_pci_attach_err;
1004 
1005 			ha->grcdump_size[i] = ha->grcdump_size[i] << 2;
1006 			QL_DPRINT1(ha, "grcdump_size[%d] = 0x%08x\n",
1007 				i, ha->grcdump_size[i]);
1008 
1009 			ha->grcdump[i] = qlnx_zalloc(ha->grcdump_size[i]);
1010 			if (ha->grcdump[i] == NULL) {
1011 				device_printf(dev, "grcdump alloc[%d] failed\n", i);
1012 				goto qlnx_pci_attach_err;
1013 			}
1014 
1015 			if (qlnx_idle_chk_size(ha, &ha->idle_chk_size[i], i) != 0)
1016 				goto qlnx_pci_attach_err;
1017 			if (ha->idle_chk_size[i] == 0)
1018 				goto qlnx_pci_attach_err;
1019 
1020 			ha->idle_chk_size[i] = ha->idle_chk_size[i] << 2;
1021 			QL_DPRINT1(ha, "idle_chk_size[%d] = 0x%08x\n",
1022 				i, ha->idle_chk_size[i]);
1023 
1024 			ha->idle_chk[i] = qlnx_zalloc(ha->idle_chk_size[i]);
1025 
1026 			if (ha->idle_chk[i] == NULL) {
1027 				device_printf(dev, "idle_chk alloc failed\n");
1028 				goto qlnx_pci_attach_err;
1029 			}
1030 		}
1031 
1032 		if (qlnx_create_error_recovery_taskqueue(ha) != 0)
1033 			goto qlnx_pci_attach_err;
1034 	}
1035 
1036 	if (qlnx_slowpath_start(ha) != 0)
1037 		goto qlnx_pci_attach_err;
1038 	else
1039 		ha->flags.slowpath_start = 1;
1040 
1041 	if (qlnx_vf_device(ha) != 0) {
1042 		if (qlnx_get_flash_size(ha, &ha->flash_size) != 0) {
1043 			qlnx_mdelay(__func__, 1000);
1044 			qlnx_trigger_dump(ha);
1045 
1046 			goto qlnx_pci_attach_err0;
1047 		}
1048 
1049 		if (qlnx_get_mfw_version(ha, &mfw_ver) != 0) {
1050 			qlnx_mdelay(__func__, 1000);
1051 			qlnx_trigger_dump(ha);
1052 
1053 			goto qlnx_pci_attach_err0;
1054 		}
1055 	} else {
1056 		struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[0];
1057 		ecore_mcp_get_mfw_ver(p_hwfn, NULL, &mfw_ver, NULL);
1058 	}
1059 
1060 	snprintf(ha->mfw_ver, sizeof(ha->mfw_ver), "%d.%d.%d.%d",
1061 		((mfw_ver >> 24) & 0xFF), ((mfw_ver >> 16) & 0xFF),
1062 		((mfw_ver >> 8) & 0xFF), (mfw_ver & 0xFF));
1063 	snprintf(ha->stormfw_ver, sizeof(ha->stormfw_ver), "%d.%d.%d.%d",
1064 		FW_MAJOR_VERSION, FW_MINOR_VERSION, FW_REVISION_VERSION,
1065 		FW_ENGINEERING_VERSION);
1066 
1067 	QL_DPRINT1(ha, "STORM_FW version %s MFW version %s\n",
1068 		 ha->stormfw_ver, ha->mfw_ver);
1069 
1070 	qlnx_init_ifnet(dev, ha);
1071 
1072 	/*
1073 	 * add sysctls
1074 	 */
1075 	qlnx_add_sysctls(ha);
1076 
1077 qlnx_pci_attach_err0:
1078         /*
1079 	 * create ioctl device interface
1080 	 */
1081 	if (qlnx_vf_device(ha) != 0) {
1082 		if (qlnx_make_cdev(ha)) {
1083 			device_printf(dev, "%s: ql_make_cdev failed\n", __func__);
1084 			goto qlnx_pci_attach_err;
1085 		}
1086 
1087 #ifdef QLNX_ENABLE_IWARP
1088 		qlnx_rdma_dev_add(ha);
1089 #endif /* #ifdef QLNX_ENABLE_IWARP */
1090 	}
1091 
1092 #ifndef QLNX_VF
1093 #ifdef CONFIG_ECORE_SRIOV
1094 
1095 	if (qlnx_vf_device(ha) != 0)
1096 		qlnx_initialize_sriov(ha);
1097 
1098 #endif /* #ifdef CONFIG_ECORE_SRIOV */
1099 #endif /* #ifdef QLNX_VF */
1100 
1101 	QL_DPRINT2(ha, "success\n");
1102 
1103         return (0);
1104 
1105 qlnx_pci_attach_err:
1106 
1107 	qlnx_release(ha);
1108 
1109 	return (ENXIO);
1110 }
1111 
1112 /*
1113  * Name:	qlnx_pci_detach
1114  * Function:	Unhooks the device from the operating system
1115  */
1116 static int
1117 qlnx_pci_detach(device_t dev)
1118 {
1119 	qlnx_host_t	*ha = NULL;
1120 
1121         if ((ha = device_get_softc(dev)) == NULL) {
1122                 device_printf(dev, "%s: cannot get softc\n", __func__);
1123                 return (ENOMEM);
1124         }
1125 
1126 	if (qlnx_vf_device(ha) != 0) {
1127 #ifdef CONFIG_ECORE_SRIOV
1128 		int ret;
1129 
1130 		ret = pci_iov_detach(dev);
1131 		if (ret) {
1132                 	device_printf(dev, "%s: SRIOV in use\n", __func__);
1133 			return (ret);
1134 		}
1135 
1136 #endif /* #ifdef CONFIG_ECORE_SRIOV */
1137 
1138 #ifdef QLNX_ENABLE_IWARP
1139 		if (qlnx_rdma_dev_remove(ha) != 0)
1140 			return (EBUSY);
1141 #endif /* #ifdef QLNX_ENABLE_IWARP */
1142 	}
1143 
1144 	QLNX_LOCK(ha);
1145 	qlnx_stop(ha);
1146 	QLNX_UNLOCK(ha);
1147 
1148 	qlnx_release(ha);
1149 
1150         return (0);
1151 }
1152 
1153 #ifdef QLNX_ENABLE_IWARP
1154 
1155 static uint8_t
1156 qlnx_get_personality(uint8_t pci_func)
1157 {
1158 	uint8_t personality;
1159 
1160 	personality = (qlnxe_rdma_configuration >>
1161 				(pci_func * QLNX_PERSONALITY_BITS_PER_FUNC)) &
1162 				QLNX_PERSONALIY_MASK;
1163 	return (personality);
1164 }
1165 
1166 static void
1167 qlnx_set_personality(qlnx_host_t *ha)
1168 {
1169 	uint8_t personality;
1170 
1171 	personality = qlnx_get_personality(ha->pci_func);
1172 
1173 	switch (personality) {
1174 	case QLNX_PERSONALITY_DEFAULT:
1175                	device_printf(ha->pci_dev, "%s: DEFAULT\n",
1176 			__func__);
1177 		ha->personality = ECORE_PCI_DEFAULT;
1178 		break;
1179 
1180 	case QLNX_PERSONALITY_ETH_ONLY:
1181                	device_printf(ha->pci_dev, "%s: ETH_ONLY\n",
1182 			__func__);
1183 		ha->personality = ECORE_PCI_ETH;
1184 		break;
1185 
1186 	case QLNX_PERSONALITY_ETH_IWARP:
1187                	device_printf(ha->pci_dev, "%s: ETH_IWARP\n",
1188 			__func__);
1189 		ha->personality = ECORE_PCI_ETH_IWARP;
1190 		break;
1191 
1192 	case QLNX_PERSONALITY_ETH_ROCE:
1193                	device_printf(ha->pci_dev, "%s: ETH_ROCE\n",
1194 			__func__);
1195 		ha->personality = ECORE_PCI_ETH_ROCE;
1196 		break;
1197 	}
1198 
1199 	return;
1200 }
1201 
1202 #endif /* #ifdef QLNX_ENABLE_IWARP */
1203 
1204 static int
1205 qlnx_init_hw(qlnx_host_t *ha)
1206 {
1207 	int				rval = 0;
1208 	struct ecore_hw_prepare_params	params;
1209 
1210 	ecore_init_struct(&ha->cdev);
1211 
1212 	/* ha->dp_module = ECORE_MSG_PROBE |
1213 				ECORE_MSG_INTR |
1214 				ECORE_MSG_SP |
1215 				ECORE_MSG_LINK |
1216 				ECORE_MSG_SPQ |
1217 				ECORE_MSG_RDMA;
1218 	ha->dp_level = ECORE_LEVEL_VERBOSE;*/
1219 	//ha->dp_module = ECORE_MSG_RDMA | ECORE_MSG_INTR | ECORE_MSG_LL2;
1220 	ha->dp_level = ECORE_LEVEL_NOTICE;
1221 	//ha->dp_level = ECORE_LEVEL_VERBOSE;
1222 
1223 	ecore_init_dp(&ha->cdev, ha->dp_module, ha->dp_level, ha->pci_dev);
1224 
1225 	ha->cdev.regview = ha->pci_reg;
1226 
1227 	ha->personality = ECORE_PCI_DEFAULT;
1228 
1229 	if (qlnx_vf_device(ha) == 0) {
1230 		ha->cdev.b_is_vf = true;
1231 
1232 		if (ha->pci_dbells != NULL) {
1233 			ha->cdev.doorbells = ha->pci_dbells;
1234 			ha->cdev.db_phys_addr = ha->dbells_phys_addr;
1235 			ha->cdev.db_size = ha->dbells_size;
1236 		} else {
1237 			ha->pci_dbells = ha->pci_reg;
1238 		}
1239 	} else {
1240 		ha->cdev.doorbells = ha->pci_dbells;
1241 		ha->cdev.db_phys_addr = ha->dbells_phys_addr;
1242 		ha->cdev.db_size = ha->dbells_size;
1243 
1244 #ifdef QLNX_ENABLE_IWARP
1245 
1246 		if (qlnx_rdma_supported(ha) == 0)
1247 			qlnx_set_personality(ha);
1248 
1249 #endif /* #ifdef QLNX_ENABLE_IWARP */
1250 	}
1251 	QL_DPRINT2(ha, "%s: %s\n", __func__,
1252 		(ha->personality == ECORE_PCI_ETH_IWARP ? "iwarp": "ethernet"));
1253 
1254 	bzero(&params, sizeof (struct ecore_hw_prepare_params));
1255 
1256 	params.personality = ha->personality;
1257 
1258 	params.drv_resc_alloc = false;
1259 	params.chk_reg_fifo = false;
1260 	params.initiate_pf_flr = true;
1261 	params.epoch = 0;
1262 
1263 	ecore_hw_prepare(&ha->cdev, &params);
1264 
1265 	qlnx_set_id(&ha->cdev, qlnx_name_str, qlnx_ver_str);
1266 
1267 	QL_DPRINT1(ha, "ha = %p cdev = %p p_hwfn = %p\n",
1268 		ha, &ha->cdev, &ha->cdev.hwfns[0]);
1269 
1270 	return (rval);
1271 }
1272 
1273 static void
1274 qlnx_release(qlnx_host_t *ha)
1275 {
1276         device_t	dev;
1277         int		i;
1278 
1279         dev = ha->pci_dev;
1280 
1281 	QL_DPRINT2(ha, "enter\n");
1282 
1283 	for (i = 0; i < QLNX_MAX_HW_FUNCS; i++) {
1284 		if (ha->idle_chk[i] != NULL) {
1285 			free(ha->idle_chk[i], M_QLNXBUF);
1286 			ha->idle_chk[i] = NULL;
1287 		}
1288 
1289 		if (ha->grcdump[i] != NULL) {
1290 			free(ha->grcdump[i], M_QLNXBUF);
1291 			ha->grcdump[i] = NULL;
1292 		}
1293 	}
1294 
1295         if (ha->flags.callout_init)
1296                 callout_drain(&ha->qlnx_callout);
1297 
1298 	if (ha->flags.slowpath_start) {
1299 		qlnx_slowpath_stop(ha);
1300 	}
1301 
1302         if (ha->flags.hw_init)
1303 		ecore_hw_remove(&ha->cdev);
1304 
1305         qlnx_del_cdev(ha);
1306 
1307         if (ha->ifp != NULL)
1308                 ether_ifdetach(ha->ifp);
1309 
1310 	qlnx_free_tx_dma_tag(ha);
1311 
1312 	qlnx_free_rx_dma_tag(ha);
1313 
1314 	qlnx_free_parent_dma_tag(ha);
1315 
1316 	if (qlnx_vf_device(ha) != 0) {
1317 		qlnx_destroy_error_recovery_taskqueue(ha);
1318 	}
1319 
1320         for (i = 0; i < ha->num_rss; i++) {
1321 		struct qlnx_fastpath *fp = &ha->fp_array[i];
1322 
1323                 if (ha->irq_vec[i].handle) {
1324                         (void)bus_teardown_intr(dev, ha->irq_vec[i].irq,
1325                                         ha->irq_vec[i].handle);
1326                 }
1327 
1328                 if (ha->irq_vec[i].irq) {
1329                         (void)bus_release_resource(dev, SYS_RES_IRQ,
1330                                 ha->irq_vec[i].irq_rid,
1331                                 ha->irq_vec[i].irq);
1332                 }
1333 
1334 		qlnx_free_tx_br(ha, fp);
1335         }
1336 	qlnx_destroy_fp_taskqueues(ha);
1337 
1338  	for (i = 0; i < ha->cdev.num_hwfns; i++) {
1339         	if (ha->sp_handle[i])
1340                 	(void)bus_teardown_intr(dev, ha->sp_irq[i],
1341 				ha->sp_handle[i]);
1342 
1343         	if (ha->sp_irq[i])
1344 			(void) bus_release_resource(dev, SYS_RES_IRQ,
1345 				ha->sp_irq_rid[i], ha->sp_irq[i]);
1346 	}
1347 
1348 	qlnx_destroy_sp_taskqueues(ha);
1349 
1350         if (ha->msix_count)
1351                 pci_release_msi(dev);
1352 
1353         if (ha->flags.lock_init) {
1354                 mtx_destroy(&ha->hw_lock);
1355         }
1356 
1357         if (ha->pci_reg)
1358                 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->reg_rid,
1359                                 ha->pci_reg);
1360 
1361         if (ha->dbells_size && ha->pci_dbells)
1362                 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->dbells_rid,
1363                                 ha->pci_dbells);
1364 
1365         if (ha->msix_bar)
1366                 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->msix_rid,
1367                                 ha->msix_bar);
1368 
1369 	QL_DPRINT2(ha, "exit\n");
1370 	return;
1371 }
1372 
1373 static void
1374 qlnx_trigger_dump(qlnx_host_t *ha)
1375 {
1376 	int	i;
1377 
1378 	if (ha->ifp != NULL)
1379 		if_setdrvflagbits(ha->ifp, 0, (IFF_DRV_OACTIVE | IFF_DRV_RUNNING));
1380 
1381 	QL_DPRINT2(ha, "enter\n");
1382 
1383 	if (qlnx_vf_device(ha) == 0)
1384 		return;
1385 
1386 	ha->error_recovery = 1;
1387 
1388 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
1389 		qlnx_grc_dump(ha, &ha->grcdump_dwords[i], i);
1390 		qlnx_idle_chk(ha, &ha->idle_chk_dwords[i], i);
1391 	}
1392 
1393 	QL_DPRINT2(ha, "exit\n");
1394 
1395 	return;
1396 }
1397 
1398 static int
1399 qlnx_trigger_dump_sysctl(SYSCTL_HANDLER_ARGS)
1400 {
1401         int		err, ret = 0;
1402         qlnx_host_t	*ha;
1403 
1404         err = sysctl_handle_int(oidp, &ret, 0, req);
1405 
1406         if (err || !req->newptr)
1407                 return (err);
1408 
1409         if (ret == 1) {
1410                 ha = (qlnx_host_t *)arg1;
1411                 qlnx_trigger_dump(ha);
1412         }
1413         return (err);
1414 }
1415 
1416 static int
1417 qlnx_set_tx_coalesce(SYSCTL_HANDLER_ARGS)
1418 {
1419         int			err, i, ret = 0, usecs = 0;
1420         qlnx_host_t		*ha;
1421 	struct ecore_hwfn	*p_hwfn;
1422 	struct qlnx_fastpath	*fp;
1423 
1424         err = sysctl_handle_int(oidp, &usecs, 0, req);
1425 
1426         if (err || !req->newptr || !usecs || (usecs > 255))
1427                 return (err);
1428 
1429         ha = (qlnx_host_t *)arg1;
1430 
1431 	if (qlnx_vf_device(ha) == 0)
1432 		return (-1);
1433 
1434 	for (i = 0; i < ha->num_rss; i++) {
1435 		p_hwfn = &ha->cdev.hwfns[(i % ha->cdev.num_hwfns)];
1436 
1437         	fp = &ha->fp_array[i];
1438 
1439 		if (fp->txq[0]->handle != NULL) {
1440 			ret = ecore_set_queue_coalesce(p_hwfn, 0,
1441 					(uint16_t)usecs, fp->txq[0]->handle);
1442 		}
1443         }
1444 
1445 	if (!ret)
1446 		ha->tx_coalesce_usecs = (uint8_t)usecs;
1447 
1448         return (err);
1449 }
1450 
1451 static int
1452 qlnx_set_rx_coalesce(SYSCTL_HANDLER_ARGS)
1453 {
1454         int			err, i, ret = 0, usecs = 0;
1455         qlnx_host_t		*ha;
1456 	struct ecore_hwfn	*p_hwfn;
1457 	struct qlnx_fastpath	*fp;
1458 
1459         err = sysctl_handle_int(oidp, &usecs, 0, req);
1460 
1461         if (err || !req->newptr || !usecs || (usecs > 255))
1462                 return (err);
1463 
1464         ha = (qlnx_host_t *)arg1;
1465 
1466 	if (qlnx_vf_device(ha) == 0)
1467 		return (-1);
1468 
1469 	for (i = 0; i < ha->num_rss; i++) {
1470 		p_hwfn = &ha->cdev.hwfns[(i % ha->cdev.num_hwfns)];
1471 
1472         	fp = &ha->fp_array[i];
1473 
1474 		if (fp->rxq->handle != NULL) {
1475 			ret = ecore_set_queue_coalesce(p_hwfn, (uint16_t)usecs,
1476 					 0, fp->rxq->handle);
1477 		}
1478 	}
1479 
1480 	if (!ret)
1481 		ha->rx_coalesce_usecs = (uint8_t)usecs;
1482 
1483         return (err);
1484 }
1485 
1486 static void
1487 qlnx_add_sp_stats_sysctls(qlnx_host_t *ha)
1488 {
1489         struct sysctl_ctx_list	*ctx;
1490         struct sysctl_oid_list	*children;
1491 	struct sysctl_oid	*ctx_oid;
1492 
1493         ctx = device_get_sysctl_ctx(ha->pci_dev);
1494 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
1495 
1496 	ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "spstat",
1497 	    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "spstat");
1498         children = SYSCTL_CHILDREN(ctx_oid);
1499 
1500 	SYSCTL_ADD_QUAD(ctx, children,
1501                 OID_AUTO, "sp_interrupts",
1502                 CTLFLAG_RD, &ha->sp_interrupts,
1503                 "No. of slowpath interrupts");
1504 
1505 	return;
1506 }
1507 
1508 static void
1509 qlnx_add_fp_stats_sysctls(qlnx_host_t *ha)
1510 {
1511         struct sysctl_ctx_list	*ctx;
1512         struct sysctl_oid_list	*children;
1513         struct sysctl_oid_list	*node_children;
1514 	struct sysctl_oid	*ctx_oid;
1515 	int			i, j;
1516 	uint8_t			name_str[16];
1517 
1518         ctx = device_get_sysctl_ctx(ha->pci_dev);
1519 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
1520 
1521 	ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "fpstat",
1522 	    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "fpstat");
1523 	children = SYSCTL_CHILDREN(ctx_oid);
1524 
1525 	for (i = 0; i < ha->num_rss; i++) {
1526 		bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1527 		snprintf(name_str, sizeof(name_str), "%d", i);
1528 
1529 		ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, name_str,
1530 		    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, name_str);
1531 		node_children = SYSCTL_CHILDREN(ctx_oid);
1532 
1533 		/* Tx Related */
1534 
1535 		SYSCTL_ADD_QUAD(ctx, node_children,
1536 			OID_AUTO, "tx_pkts_processed",
1537 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_processed,
1538 			"No. of packets processed for transmission");
1539 
1540 		SYSCTL_ADD_QUAD(ctx, node_children,
1541 			OID_AUTO, "tx_pkts_freed",
1542 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_freed,
1543 			"No. of freed packets");
1544 
1545 		SYSCTL_ADD_QUAD(ctx, node_children,
1546 			OID_AUTO, "tx_pkts_transmitted",
1547 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_transmitted,
1548 			"No. of transmitted packets");
1549 
1550 		SYSCTL_ADD_QUAD(ctx, node_children,
1551 			OID_AUTO, "tx_pkts_completed",
1552 			CTLFLAG_RD, &ha->fp_array[i].tx_pkts_completed,
1553 			"No. of transmit completions");
1554 
1555                 SYSCTL_ADD_QUAD(ctx, node_children,
1556                         OID_AUTO, "tx_non_tso_pkts",
1557                         CTLFLAG_RD, &ha->fp_array[i].tx_non_tso_pkts,
1558                         "No. of non LSO transmited packets");
1559 
1560 #ifdef QLNX_TRACE_PERF_DATA
1561 
1562                 SYSCTL_ADD_QUAD(ctx, node_children,
1563                         OID_AUTO, "tx_pkts_trans_ctx",
1564                         CTLFLAG_RD, &ha->fp_array[i].tx_pkts_trans_ctx,
1565                         "No. of transmitted packets in transmit context");
1566 
1567                 SYSCTL_ADD_QUAD(ctx, node_children,
1568                         OID_AUTO, "tx_pkts_compl_ctx",
1569                         CTLFLAG_RD, &ha->fp_array[i].tx_pkts_compl_ctx,
1570                         "No. of transmit completions in transmit context");
1571 
1572                 SYSCTL_ADD_QUAD(ctx, node_children,
1573                         OID_AUTO, "tx_pkts_trans_fp",
1574                         CTLFLAG_RD, &ha->fp_array[i].tx_pkts_trans_fp,
1575                         "No. of transmitted packets in taskqueue");
1576 
1577                 SYSCTL_ADD_QUAD(ctx, node_children,
1578                         OID_AUTO, "tx_pkts_compl_fp",
1579                         CTLFLAG_RD, &ha->fp_array[i].tx_pkts_compl_fp,
1580                         "No. of transmit completions in taskqueue");
1581 
1582                 SYSCTL_ADD_QUAD(ctx, node_children,
1583                         OID_AUTO, "tx_pkts_compl_intr",
1584                         CTLFLAG_RD, &ha->fp_array[i].tx_pkts_compl_intr,
1585                         "No. of transmit completions in interrupt ctx");
1586 #endif
1587 
1588                 SYSCTL_ADD_QUAD(ctx, node_children,
1589                         OID_AUTO, "tx_tso_pkts",
1590                         CTLFLAG_RD, &ha->fp_array[i].tx_tso_pkts,
1591                         "No. of LSO transmited packets");
1592 
1593 		SYSCTL_ADD_QUAD(ctx, node_children,
1594 			OID_AUTO, "tx_lso_wnd_min_len",
1595 			CTLFLAG_RD, &ha->fp_array[i].tx_lso_wnd_min_len,
1596 			"tx_lso_wnd_min_len");
1597 
1598 		SYSCTL_ADD_QUAD(ctx, node_children,
1599 			OID_AUTO, "tx_defrag",
1600 			CTLFLAG_RD, &ha->fp_array[i].tx_defrag,
1601 			"tx_defrag");
1602 
1603 		SYSCTL_ADD_QUAD(ctx, node_children,
1604 			OID_AUTO, "tx_nsegs_gt_elem_left",
1605 			CTLFLAG_RD, &ha->fp_array[i].tx_nsegs_gt_elem_left,
1606 			"tx_nsegs_gt_elem_left");
1607 
1608 		SYSCTL_ADD_UINT(ctx, node_children,
1609 			OID_AUTO, "tx_tso_max_nsegs",
1610 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_max_nsegs,
1611 			ha->fp_array[i].tx_tso_max_nsegs, "tx_tso_max_nsegs");
1612 
1613 		SYSCTL_ADD_UINT(ctx, node_children,
1614 			OID_AUTO, "tx_tso_min_nsegs",
1615 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_min_nsegs,
1616 			ha->fp_array[i].tx_tso_min_nsegs, "tx_tso_min_nsegs");
1617 
1618 		SYSCTL_ADD_UINT(ctx, node_children,
1619 			OID_AUTO, "tx_tso_max_pkt_len",
1620 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_max_pkt_len,
1621 			ha->fp_array[i].tx_tso_max_pkt_len,
1622 			"tx_tso_max_pkt_len");
1623 
1624 		SYSCTL_ADD_UINT(ctx, node_children,
1625 			OID_AUTO, "tx_tso_min_pkt_len",
1626 			CTLFLAG_RD, &ha->fp_array[i].tx_tso_min_pkt_len,
1627 			ha->fp_array[i].tx_tso_min_pkt_len,
1628 			"tx_tso_min_pkt_len");
1629 
1630 		for (j = 0; j < QLNX_FP_MAX_SEGS; j++) {
1631 			bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1632 			snprintf(name_str, sizeof(name_str),
1633 				"tx_pkts_nseg_%02d", (j+1));
1634 
1635 			SYSCTL_ADD_QUAD(ctx, node_children,
1636 				OID_AUTO, name_str, CTLFLAG_RD,
1637 				&ha->fp_array[i].tx_pkts[j], name_str);
1638 		}
1639 
1640 #ifdef QLNX_TRACE_PERF_DATA
1641                 for (j = 0; j < 18; j++) {
1642                         bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1643                         snprintf(name_str, sizeof(name_str),
1644                                 "tx_pkts_hist_%02d", (j+1));
1645 
1646                         SYSCTL_ADD_QUAD(ctx, node_children,
1647                                 OID_AUTO, name_str, CTLFLAG_RD,
1648                                 &ha->fp_array[i].tx_pkts_hist[j], name_str);
1649                 }
1650                 for (j = 0; j < 5; j++) {
1651                         bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1652                         snprintf(name_str, sizeof(name_str),
1653                                 "tx_comInt_%02d", (j+1));
1654 
1655                         SYSCTL_ADD_QUAD(ctx, node_children,
1656                                 OID_AUTO, name_str, CTLFLAG_RD,
1657                                 &ha->fp_array[i].tx_comInt[j], name_str);
1658                 }
1659                 for (j = 0; j < 18; j++) {
1660                         bzero(name_str, (sizeof(uint8_t) * sizeof(name_str)));
1661                         snprintf(name_str, sizeof(name_str),
1662                                 "tx_pkts_q_%02d", (j+1));
1663 
1664                         SYSCTL_ADD_QUAD(ctx, node_children,
1665                                 OID_AUTO, name_str, CTLFLAG_RD,
1666                                 &ha->fp_array[i].tx_pkts_q[j], name_str);
1667                 }
1668 #endif
1669 
1670 		SYSCTL_ADD_QUAD(ctx, node_children,
1671 			OID_AUTO, "err_tx_nsegs_gt_elem_left",
1672 			CTLFLAG_RD, &ha->fp_array[i].err_tx_nsegs_gt_elem_left,
1673 			"err_tx_nsegs_gt_elem_left");
1674 
1675 		SYSCTL_ADD_QUAD(ctx, node_children,
1676 			OID_AUTO, "err_tx_dmamap_create",
1677 			CTLFLAG_RD, &ha->fp_array[i].err_tx_dmamap_create,
1678 			"err_tx_dmamap_create");
1679 
1680 		SYSCTL_ADD_QUAD(ctx, node_children,
1681 			OID_AUTO, "err_tx_defrag_dmamap_load",
1682 			CTLFLAG_RD, &ha->fp_array[i].err_tx_defrag_dmamap_load,
1683 			"err_tx_defrag_dmamap_load");
1684 
1685 		SYSCTL_ADD_QUAD(ctx, node_children,
1686 			OID_AUTO, "err_tx_non_tso_max_seg",
1687 			CTLFLAG_RD, &ha->fp_array[i].err_tx_non_tso_max_seg,
1688 			"err_tx_non_tso_max_seg");
1689 
1690 		SYSCTL_ADD_QUAD(ctx, node_children,
1691 			OID_AUTO, "err_tx_dmamap_load",
1692 			CTLFLAG_RD, &ha->fp_array[i].err_tx_dmamap_load,
1693 			"err_tx_dmamap_load");
1694 
1695 		SYSCTL_ADD_QUAD(ctx, node_children,
1696 			OID_AUTO, "err_tx_defrag",
1697 			CTLFLAG_RD, &ha->fp_array[i].err_tx_defrag,
1698 			"err_tx_defrag");
1699 
1700 		SYSCTL_ADD_QUAD(ctx, node_children,
1701 			OID_AUTO, "err_tx_free_pkt_null",
1702 			CTLFLAG_RD, &ha->fp_array[i].err_tx_free_pkt_null,
1703 			"err_tx_free_pkt_null");
1704 
1705 		SYSCTL_ADD_QUAD(ctx, node_children,
1706 			OID_AUTO, "err_tx_cons_idx_conflict",
1707 			CTLFLAG_RD, &ha->fp_array[i].err_tx_cons_idx_conflict,
1708 			"err_tx_cons_idx_conflict");
1709 
1710 		SYSCTL_ADD_QUAD(ctx, node_children,
1711 			OID_AUTO, "lro_cnt_64",
1712 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_64,
1713 			"lro_cnt_64");
1714 
1715 		SYSCTL_ADD_QUAD(ctx, node_children,
1716 			OID_AUTO, "lro_cnt_128",
1717 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_128,
1718 			"lro_cnt_128");
1719 
1720 		SYSCTL_ADD_QUAD(ctx, node_children,
1721 			OID_AUTO, "lro_cnt_256",
1722 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_256,
1723 			"lro_cnt_256");
1724 
1725 		SYSCTL_ADD_QUAD(ctx, node_children,
1726 			OID_AUTO, "lro_cnt_512",
1727 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_512,
1728 			"lro_cnt_512");
1729 
1730 		SYSCTL_ADD_QUAD(ctx, node_children,
1731 			OID_AUTO, "lro_cnt_1024",
1732 			CTLFLAG_RD, &ha->fp_array[i].lro_cnt_1024,
1733 			"lro_cnt_1024");
1734 
1735 		/* Rx Related */
1736 
1737 		SYSCTL_ADD_QUAD(ctx, node_children,
1738 			OID_AUTO, "rx_pkts",
1739 			CTLFLAG_RD, &ha->fp_array[i].rx_pkts,
1740 			"No. of received packets");
1741 
1742 		SYSCTL_ADD_QUAD(ctx, node_children,
1743 			OID_AUTO, "tpa_start",
1744 			CTLFLAG_RD, &ha->fp_array[i].tpa_start,
1745 			"No. of tpa_start packets");
1746 
1747 		SYSCTL_ADD_QUAD(ctx, node_children,
1748 			OID_AUTO, "tpa_cont",
1749 			CTLFLAG_RD, &ha->fp_array[i].tpa_cont,
1750 			"No. of tpa_cont packets");
1751 
1752 		SYSCTL_ADD_QUAD(ctx, node_children,
1753 			OID_AUTO, "tpa_end",
1754 			CTLFLAG_RD, &ha->fp_array[i].tpa_end,
1755 			"No. of tpa_end packets");
1756 
1757 		SYSCTL_ADD_QUAD(ctx, node_children,
1758 			OID_AUTO, "err_m_getcl",
1759 			CTLFLAG_RD, &ha->fp_array[i].err_m_getcl,
1760 			"err_m_getcl");
1761 
1762 		SYSCTL_ADD_QUAD(ctx, node_children,
1763 			OID_AUTO, "err_m_getjcl",
1764 			CTLFLAG_RD, &ha->fp_array[i].err_m_getjcl,
1765 			"err_m_getjcl");
1766 
1767 		SYSCTL_ADD_QUAD(ctx, node_children,
1768 			OID_AUTO, "err_rx_hw_errors",
1769 			CTLFLAG_RD, &ha->fp_array[i].err_rx_hw_errors,
1770 			"err_rx_hw_errors");
1771 
1772 		SYSCTL_ADD_QUAD(ctx, node_children,
1773 			OID_AUTO, "err_rx_alloc_errors",
1774 			CTLFLAG_RD, &ha->fp_array[i].err_rx_alloc_errors,
1775 			"err_rx_alloc_errors");
1776 	}
1777 
1778 	return;
1779 }
1780 
1781 static void
1782 qlnx_add_hw_stats_sysctls(qlnx_host_t *ha)
1783 {
1784         struct sysctl_ctx_list	*ctx;
1785         struct sysctl_oid_list	*children;
1786 	struct sysctl_oid	*ctx_oid;
1787 
1788         ctx = device_get_sysctl_ctx(ha->pci_dev);
1789 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(ha->pci_dev));
1790 
1791 	ctx_oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "hwstat",
1792 	    CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "hwstat");
1793         children = SYSCTL_CHILDREN(ctx_oid);
1794 
1795 	SYSCTL_ADD_QUAD(ctx, children,
1796                 OID_AUTO, "no_buff_discards",
1797                 CTLFLAG_RD, &ha->hw_stats.common.no_buff_discards,
1798                 "No. of packets discarded due to lack of buffer");
1799 
1800 	SYSCTL_ADD_QUAD(ctx, children,
1801                 OID_AUTO, "packet_too_big_discard",
1802                 CTLFLAG_RD, &ha->hw_stats.common.packet_too_big_discard,
1803                 "No. of packets discarded because packet was too big");
1804 
1805 	SYSCTL_ADD_QUAD(ctx, children,
1806                 OID_AUTO, "ttl0_discard",
1807                 CTLFLAG_RD, &ha->hw_stats.common.ttl0_discard,
1808                 "ttl0_discard");
1809 
1810 	SYSCTL_ADD_QUAD(ctx, children,
1811                 OID_AUTO, "rx_ucast_bytes",
1812                 CTLFLAG_RD, &ha->hw_stats.common.rx_ucast_bytes,
1813                 "rx_ucast_bytes");
1814 
1815 	SYSCTL_ADD_QUAD(ctx, children,
1816                 OID_AUTO, "rx_mcast_bytes",
1817                 CTLFLAG_RD, &ha->hw_stats.common.rx_mcast_bytes,
1818                 "rx_mcast_bytes");
1819 
1820 	SYSCTL_ADD_QUAD(ctx, children,
1821                 OID_AUTO, "rx_bcast_bytes",
1822                 CTLFLAG_RD, &ha->hw_stats.common.rx_bcast_bytes,
1823                 "rx_bcast_bytes");
1824 
1825 	SYSCTL_ADD_QUAD(ctx, children,
1826                 OID_AUTO, "rx_ucast_pkts",
1827                 CTLFLAG_RD, &ha->hw_stats.common.rx_ucast_pkts,
1828                 "rx_ucast_pkts");
1829 
1830 	SYSCTL_ADD_QUAD(ctx, children,
1831                 OID_AUTO, "rx_mcast_pkts",
1832                 CTLFLAG_RD, &ha->hw_stats.common.rx_mcast_pkts,
1833                 "rx_mcast_pkts");
1834 
1835 	SYSCTL_ADD_QUAD(ctx, children,
1836                 OID_AUTO, "rx_bcast_pkts",
1837                 CTLFLAG_RD, &ha->hw_stats.common.rx_bcast_pkts,
1838                 "rx_bcast_pkts");
1839 
1840 	SYSCTL_ADD_QUAD(ctx, children,
1841                 OID_AUTO, "mftag_filter_discards",
1842                 CTLFLAG_RD, &ha->hw_stats.common.mftag_filter_discards,
1843                 "mftag_filter_discards");
1844 
1845 	SYSCTL_ADD_QUAD(ctx, children,
1846                 OID_AUTO, "mac_filter_discards",
1847                 CTLFLAG_RD, &ha->hw_stats.common.mac_filter_discards,
1848                 "mac_filter_discards");
1849 
1850 	SYSCTL_ADD_QUAD(ctx, children,
1851                 OID_AUTO, "tx_ucast_bytes",
1852                 CTLFLAG_RD, &ha->hw_stats.common.tx_ucast_bytes,
1853                 "tx_ucast_bytes");
1854 
1855 	SYSCTL_ADD_QUAD(ctx, children,
1856                 OID_AUTO, "tx_mcast_bytes",
1857                 CTLFLAG_RD, &ha->hw_stats.common.tx_mcast_bytes,
1858                 "tx_mcast_bytes");
1859 
1860 	SYSCTL_ADD_QUAD(ctx, children,
1861                 OID_AUTO, "tx_bcast_bytes",
1862                 CTLFLAG_RD, &ha->hw_stats.common.tx_bcast_bytes,
1863                 "tx_bcast_bytes");
1864 
1865 	SYSCTL_ADD_QUAD(ctx, children,
1866                 OID_AUTO, "tx_ucast_pkts",
1867                 CTLFLAG_RD, &ha->hw_stats.common.tx_ucast_pkts,
1868                 "tx_ucast_pkts");
1869 
1870 	SYSCTL_ADD_QUAD(ctx, children,
1871                 OID_AUTO, "tx_mcast_pkts",
1872                 CTLFLAG_RD, &ha->hw_stats.common.tx_mcast_pkts,
1873                 "tx_mcast_pkts");
1874 
1875 	SYSCTL_ADD_QUAD(ctx, children,
1876                 OID_AUTO, "tx_bcast_pkts",
1877                 CTLFLAG_RD, &ha->hw_stats.common.tx_bcast_pkts,
1878                 "tx_bcast_pkts");
1879 
1880 	SYSCTL_ADD_QUAD(ctx, children,
1881                 OID_AUTO, "tx_err_drop_pkts",
1882                 CTLFLAG_RD, &ha->hw_stats.common.tx_err_drop_pkts,
1883                 "tx_err_drop_pkts");
1884 
1885 	SYSCTL_ADD_QUAD(ctx, children,
1886                 OID_AUTO, "tpa_coalesced_pkts",
1887                 CTLFLAG_RD, &ha->hw_stats.common.tpa_coalesced_pkts,
1888                 "tpa_coalesced_pkts");
1889 
1890 	SYSCTL_ADD_QUAD(ctx, children,
1891                 OID_AUTO, "tpa_coalesced_events",
1892                 CTLFLAG_RD, &ha->hw_stats.common.tpa_coalesced_events,
1893                 "tpa_coalesced_events");
1894 
1895 	SYSCTL_ADD_QUAD(ctx, children,
1896                 OID_AUTO, "tpa_aborts_num",
1897                 CTLFLAG_RD, &ha->hw_stats.common.tpa_aborts_num,
1898                 "tpa_aborts_num");
1899 
1900 	SYSCTL_ADD_QUAD(ctx, children,
1901                 OID_AUTO, "tpa_not_coalesced_pkts",
1902                 CTLFLAG_RD, &ha->hw_stats.common.tpa_not_coalesced_pkts,
1903                 "tpa_not_coalesced_pkts");
1904 
1905 	SYSCTL_ADD_QUAD(ctx, children,
1906                 OID_AUTO, "tpa_coalesced_bytes",
1907                 CTLFLAG_RD, &ha->hw_stats.common.tpa_coalesced_bytes,
1908                 "tpa_coalesced_bytes");
1909 
1910 	SYSCTL_ADD_QUAD(ctx, children,
1911                 OID_AUTO, "rx_64_byte_packets",
1912                 CTLFLAG_RD, &ha->hw_stats.common.rx_64_byte_packets,
1913                 "rx_64_byte_packets");
1914 
1915 	SYSCTL_ADD_QUAD(ctx, children,
1916                 OID_AUTO, "rx_65_to_127_byte_packets",
1917                 CTLFLAG_RD, &ha->hw_stats.common.rx_65_to_127_byte_packets,
1918                 "rx_65_to_127_byte_packets");
1919 
1920 	SYSCTL_ADD_QUAD(ctx, children,
1921                 OID_AUTO, "rx_128_to_255_byte_packets",
1922                 CTLFLAG_RD, &ha->hw_stats.common.rx_128_to_255_byte_packets,
1923                 "rx_128_to_255_byte_packets");
1924 
1925 	SYSCTL_ADD_QUAD(ctx, children,
1926                 OID_AUTO, "rx_256_to_511_byte_packets",
1927                 CTLFLAG_RD, &ha->hw_stats.common.rx_256_to_511_byte_packets,
1928                 "rx_256_to_511_byte_packets");
1929 
1930 	SYSCTL_ADD_QUAD(ctx, children,
1931                 OID_AUTO, "rx_512_to_1023_byte_packets",
1932                 CTLFLAG_RD, &ha->hw_stats.common.rx_512_to_1023_byte_packets,
1933                 "rx_512_to_1023_byte_packets");
1934 
1935 	SYSCTL_ADD_QUAD(ctx, children,
1936                 OID_AUTO, "rx_1024_to_1518_byte_packets",
1937                 CTLFLAG_RD, &ha->hw_stats.common.rx_1024_to_1518_byte_packets,
1938                 "rx_1024_to_1518_byte_packets");
1939 
1940 	SYSCTL_ADD_QUAD(ctx, children,
1941                 OID_AUTO, "rx_1519_to_1522_byte_packets",
1942                 CTLFLAG_RD, &ha->hw_stats.bb.rx_1519_to_1522_byte_packets,
1943                 "rx_1519_to_1522_byte_packets");
1944 
1945 	SYSCTL_ADD_QUAD(ctx, children,
1946                 OID_AUTO, "rx_1523_to_2047_byte_packets",
1947                 CTLFLAG_RD, &ha->hw_stats.bb.rx_1519_to_2047_byte_packets,
1948                 "rx_1523_to_2047_byte_packets");
1949 
1950 	SYSCTL_ADD_QUAD(ctx, children,
1951                 OID_AUTO, "rx_2048_to_4095_byte_packets",
1952                 CTLFLAG_RD, &ha->hw_stats.bb.rx_2048_to_4095_byte_packets,
1953                 "rx_2048_to_4095_byte_packets");
1954 
1955 	SYSCTL_ADD_QUAD(ctx, children,
1956                 OID_AUTO, "rx_4096_to_9216_byte_packets",
1957                 CTLFLAG_RD, &ha->hw_stats.bb.rx_4096_to_9216_byte_packets,
1958                 "rx_4096_to_9216_byte_packets");
1959 
1960 	SYSCTL_ADD_QUAD(ctx, children,
1961                 OID_AUTO, "rx_9217_to_16383_byte_packets",
1962                 CTLFLAG_RD, &ha->hw_stats.bb.rx_9217_to_16383_byte_packets,
1963                 "rx_9217_to_16383_byte_packets");
1964 
1965 	SYSCTL_ADD_QUAD(ctx, children,
1966                 OID_AUTO, "rx_crc_errors",
1967                 CTLFLAG_RD, &ha->hw_stats.common.rx_crc_errors,
1968                 "rx_crc_errors");
1969 
1970 	SYSCTL_ADD_QUAD(ctx, children,
1971                 OID_AUTO, "rx_mac_crtl_frames",
1972                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_crtl_frames,
1973                 "rx_mac_crtl_frames");
1974 
1975 	SYSCTL_ADD_QUAD(ctx, children,
1976                 OID_AUTO, "rx_pause_frames",
1977                 CTLFLAG_RD, &ha->hw_stats.common.rx_pause_frames,
1978                 "rx_pause_frames");
1979 
1980 	SYSCTL_ADD_QUAD(ctx, children,
1981                 OID_AUTO, "rx_pfc_frames",
1982                 CTLFLAG_RD, &ha->hw_stats.common.rx_pfc_frames,
1983                 "rx_pfc_frames");
1984 
1985 	SYSCTL_ADD_QUAD(ctx, children,
1986                 OID_AUTO, "rx_align_errors",
1987                 CTLFLAG_RD, &ha->hw_stats.common.rx_align_errors,
1988                 "rx_align_errors");
1989 
1990 	SYSCTL_ADD_QUAD(ctx, children,
1991                 OID_AUTO, "rx_carrier_errors",
1992                 CTLFLAG_RD, &ha->hw_stats.common.rx_carrier_errors,
1993                 "rx_carrier_errors");
1994 
1995 	SYSCTL_ADD_QUAD(ctx, children,
1996                 OID_AUTO, "rx_oversize_packets",
1997                 CTLFLAG_RD, &ha->hw_stats.common.rx_oversize_packets,
1998                 "rx_oversize_packets");
1999 
2000 	SYSCTL_ADD_QUAD(ctx, children,
2001                 OID_AUTO, "rx_jabbers",
2002                 CTLFLAG_RD, &ha->hw_stats.common.rx_jabbers,
2003                 "rx_jabbers");
2004 
2005 	SYSCTL_ADD_QUAD(ctx, children,
2006                 OID_AUTO, "rx_undersize_packets",
2007                 CTLFLAG_RD, &ha->hw_stats.common.rx_undersize_packets,
2008                 "rx_undersize_packets");
2009 
2010 	SYSCTL_ADD_QUAD(ctx, children,
2011                 OID_AUTO, "rx_fragments",
2012                 CTLFLAG_RD, &ha->hw_stats.common.rx_fragments,
2013                 "rx_fragments");
2014 
2015 	SYSCTL_ADD_QUAD(ctx, children,
2016                 OID_AUTO, "tx_64_byte_packets",
2017                 CTLFLAG_RD, &ha->hw_stats.common.tx_64_byte_packets,
2018                 "tx_64_byte_packets");
2019 
2020 	SYSCTL_ADD_QUAD(ctx, children,
2021                 OID_AUTO, "tx_65_to_127_byte_packets",
2022                 CTLFLAG_RD, &ha->hw_stats.common.tx_65_to_127_byte_packets,
2023                 "tx_65_to_127_byte_packets");
2024 
2025 	SYSCTL_ADD_QUAD(ctx, children,
2026                 OID_AUTO, "tx_128_to_255_byte_packets",
2027                 CTLFLAG_RD, &ha->hw_stats.common.tx_128_to_255_byte_packets,
2028                 "tx_128_to_255_byte_packets");
2029 
2030 	SYSCTL_ADD_QUAD(ctx, children,
2031                 OID_AUTO, "tx_256_to_511_byte_packets",
2032                 CTLFLAG_RD, &ha->hw_stats.common.tx_256_to_511_byte_packets,
2033                 "tx_256_to_511_byte_packets");
2034 
2035 	SYSCTL_ADD_QUAD(ctx, children,
2036                 OID_AUTO, "tx_512_to_1023_byte_packets",
2037                 CTLFLAG_RD, &ha->hw_stats.common.tx_512_to_1023_byte_packets,
2038                 "tx_512_to_1023_byte_packets");
2039 
2040 	SYSCTL_ADD_QUAD(ctx, children,
2041                 OID_AUTO, "tx_1024_to_1518_byte_packets",
2042                 CTLFLAG_RD, &ha->hw_stats.common.tx_1024_to_1518_byte_packets,
2043                 "tx_1024_to_1518_byte_packets");
2044 
2045 	SYSCTL_ADD_QUAD(ctx, children,
2046                 OID_AUTO, "tx_1519_to_2047_byte_packets",
2047                 CTLFLAG_RD, &ha->hw_stats.bb.tx_1519_to_2047_byte_packets,
2048                 "tx_1519_to_2047_byte_packets");
2049 
2050 	SYSCTL_ADD_QUAD(ctx, children,
2051                 OID_AUTO, "tx_2048_to_4095_byte_packets",
2052                 CTLFLAG_RD, &ha->hw_stats.bb.tx_2048_to_4095_byte_packets,
2053                 "tx_2048_to_4095_byte_packets");
2054 
2055 	SYSCTL_ADD_QUAD(ctx, children,
2056                 OID_AUTO, "tx_4096_to_9216_byte_packets",
2057                 CTLFLAG_RD, &ha->hw_stats.bb.tx_4096_to_9216_byte_packets,
2058                 "tx_4096_to_9216_byte_packets");
2059 
2060 	SYSCTL_ADD_QUAD(ctx, children,
2061                 OID_AUTO, "tx_9217_to_16383_byte_packets",
2062                 CTLFLAG_RD, &ha->hw_stats.bb.tx_9217_to_16383_byte_packets,
2063                 "tx_9217_to_16383_byte_packets");
2064 
2065 	SYSCTL_ADD_QUAD(ctx, children,
2066                 OID_AUTO, "tx_pause_frames",
2067                 CTLFLAG_RD, &ha->hw_stats.common.tx_pause_frames,
2068                 "tx_pause_frames");
2069 
2070 	SYSCTL_ADD_QUAD(ctx, children,
2071                 OID_AUTO, "tx_pfc_frames",
2072                 CTLFLAG_RD, &ha->hw_stats.common.tx_pfc_frames,
2073                 "tx_pfc_frames");
2074 
2075 	SYSCTL_ADD_QUAD(ctx, children,
2076                 OID_AUTO, "tx_lpi_entry_count",
2077                 CTLFLAG_RD, &ha->hw_stats.bb.tx_lpi_entry_count,
2078                 "tx_lpi_entry_count");
2079 
2080 	SYSCTL_ADD_QUAD(ctx, children,
2081                 OID_AUTO, "tx_total_collisions",
2082                 CTLFLAG_RD, &ha->hw_stats.bb.tx_total_collisions,
2083                 "tx_total_collisions");
2084 
2085 	SYSCTL_ADD_QUAD(ctx, children,
2086                 OID_AUTO, "brb_truncates",
2087                 CTLFLAG_RD, &ha->hw_stats.common.brb_truncates,
2088                 "brb_truncates");
2089 
2090 	SYSCTL_ADD_QUAD(ctx, children,
2091                 OID_AUTO, "brb_discards",
2092                 CTLFLAG_RD, &ha->hw_stats.common.brb_discards,
2093                 "brb_discards");
2094 
2095 	SYSCTL_ADD_QUAD(ctx, children,
2096                 OID_AUTO, "rx_mac_bytes",
2097                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_bytes,
2098                 "rx_mac_bytes");
2099 
2100 	SYSCTL_ADD_QUAD(ctx, children,
2101                 OID_AUTO, "rx_mac_uc_packets",
2102                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_uc_packets,
2103                 "rx_mac_uc_packets");
2104 
2105 	SYSCTL_ADD_QUAD(ctx, children,
2106                 OID_AUTO, "rx_mac_mc_packets",
2107                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_mc_packets,
2108                 "rx_mac_mc_packets");
2109 
2110 	SYSCTL_ADD_QUAD(ctx, children,
2111                 OID_AUTO, "rx_mac_bc_packets",
2112                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_bc_packets,
2113                 "rx_mac_bc_packets");
2114 
2115 	SYSCTL_ADD_QUAD(ctx, children,
2116                 OID_AUTO, "rx_mac_frames_ok",
2117                 CTLFLAG_RD, &ha->hw_stats.common.rx_mac_frames_ok,
2118                 "rx_mac_frames_ok");
2119 
2120 	SYSCTL_ADD_QUAD(ctx, children,
2121                 OID_AUTO, "tx_mac_bytes",
2122                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_bytes,
2123                 "tx_mac_bytes");
2124 
2125 	SYSCTL_ADD_QUAD(ctx, children,
2126                 OID_AUTO, "tx_mac_uc_packets",
2127                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_uc_packets,
2128                 "tx_mac_uc_packets");
2129 
2130 	SYSCTL_ADD_QUAD(ctx, children,
2131                 OID_AUTO, "tx_mac_mc_packets",
2132                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_mc_packets,
2133                 "tx_mac_mc_packets");
2134 
2135 	SYSCTL_ADD_QUAD(ctx, children,
2136                 OID_AUTO, "tx_mac_bc_packets",
2137                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_bc_packets,
2138                 "tx_mac_bc_packets");
2139 
2140 	SYSCTL_ADD_QUAD(ctx, children,
2141                 OID_AUTO, "tx_mac_ctrl_frames",
2142                 CTLFLAG_RD, &ha->hw_stats.common.tx_mac_ctrl_frames,
2143                 "tx_mac_ctrl_frames");
2144 	return;
2145 }
2146 
2147 static void
2148 qlnx_add_sysctls(qlnx_host_t *ha)
2149 {
2150         device_t		dev = ha->pci_dev;
2151 	struct sysctl_ctx_list	*ctx;
2152 	struct sysctl_oid_list	*children;
2153 
2154 	ctx = device_get_sysctl_ctx(dev);
2155 	children = SYSCTL_CHILDREN(device_get_sysctl_tree(dev));
2156 
2157 	qlnx_add_fp_stats_sysctls(ha);
2158 	qlnx_add_sp_stats_sysctls(ha);
2159 
2160 	if (qlnx_vf_device(ha) != 0)
2161 		qlnx_add_hw_stats_sysctls(ha);
2162 
2163 	SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "Driver_Version",
2164 		CTLFLAG_RD, qlnx_ver_str, 0,
2165 		"Driver Version");
2166 
2167 	SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "STORMFW_Version",
2168 		CTLFLAG_RD, ha->stormfw_ver, 0,
2169 		"STORM Firmware Version");
2170 
2171 	SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "MFW_Version",
2172 		CTLFLAG_RD, ha->mfw_ver, 0,
2173 		"Management Firmware Version");
2174 
2175         SYSCTL_ADD_UINT(ctx, children,
2176                 OID_AUTO, "personality", CTLFLAG_RD,
2177                 &ha->personality, ha->personality,
2178 		"\tpersonality = 0 => Ethernet Only\n"
2179 		"\tpersonality = 3 => Ethernet and RoCE\n"
2180 		"\tpersonality = 4 => Ethernet and iWARP\n"
2181 		"\tpersonality = 6 => Default in Shared Memory\n");
2182 
2183         ha->dbg_level = 0;
2184         SYSCTL_ADD_UINT(ctx, children,
2185                 OID_AUTO, "debug", CTLFLAG_RW,
2186                 &ha->dbg_level, ha->dbg_level, "Debug Level");
2187 
2188         ha->dp_level = 0x01;
2189         SYSCTL_ADD_UINT(ctx, children,
2190                 OID_AUTO, "dp_level", CTLFLAG_RW,
2191                 &ha->dp_level, ha->dp_level, "DP Level");
2192 
2193         ha->dbg_trace_lro_cnt = 0;
2194         SYSCTL_ADD_UINT(ctx, children,
2195                 OID_AUTO, "dbg_trace_lro_cnt", CTLFLAG_RW,
2196                 &ha->dbg_trace_lro_cnt, ha->dbg_trace_lro_cnt,
2197 		"Trace LRO Counts");
2198 
2199         ha->dbg_trace_tso_pkt_len = 0;
2200         SYSCTL_ADD_UINT(ctx, children,
2201                 OID_AUTO, "dbg_trace_tso_pkt_len", CTLFLAG_RW,
2202                 &ha->dbg_trace_tso_pkt_len, ha->dbg_trace_tso_pkt_len,
2203 		"Trace TSO packet lengths");
2204 
2205         ha->dp_module = 0;
2206         SYSCTL_ADD_UINT(ctx, children,
2207                 OID_AUTO, "dp_module", CTLFLAG_RW,
2208                 &ha->dp_module, ha->dp_module, "DP Module");
2209 
2210         ha->err_inject = 0;
2211 
2212         SYSCTL_ADD_UINT(ctx, children,
2213                 OID_AUTO, "err_inject", CTLFLAG_RW,
2214                 &ha->err_inject, ha->err_inject, "Error Inject");
2215 
2216 	ha->storm_stats_enable = 0;
2217 
2218 	SYSCTL_ADD_UINT(ctx, children,
2219 		OID_AUTO, "storm_stats_enable", CTLFLAG_RW,
2220 		&ha->storm_stats_enable, ha->storm_stats_enable,
2221 		"Enable Storm Statistics Gathering");
2222 
2223 	ha->storm_stats_index = 0;
2224 
2225 	SYSCTL_ADD_UINT(ctx, children,
2226 		OID_AUTO, "storm_stats_index", CTLFLAG_RD,
2227 		&ha->storm_stats_index, ha->storm_stats_index,
2228 		"Enable Storm Statistics Gathering Current Index");
2229 
2230 	ha->grcdump_taken = 0;
2231 	SYSCTL_ADD_UINT(ctx, children,
2232 		OID_AUTO, "grcdump_taken", CTLFLAG_RD,
2233 		&ha->grcdump_taken, ha->grcdump_taken,
2234 		"grcdump_taken");
2235 
2236 	ha->idle_chk_taken = 0;
2237 	SYSCTL_ADD_UINT(ctx, children,
2238 		OID_AUTO, "idle_chk_taken", CTLFLAG_RD,
2239 		&ha->idle_chk_taken, ha->idle_chk_taken,
2240 		"idle_chk_taken");
2241 
2242 	SYSCTL_ADD_UINT(ctx, children,
2243 		OID_AUTO, "rx_coalesce_usecs", CTLFLAG_RD,
2244 		&ha->rx_coalesce_usecs, ha->rx_coalesce_usecs,
2245 		"rx_coalesce_usecs");
2246 
2247 	SYSCTL_ADD_UINT(ctx, children,
2248 		OID_AUTO, "tx_coalesce_usecs", CTLFLAG_RD,
2249 		&ha->tx_coalesce_usecs, ha->tx_coalesce_usecs,
2250 		"tx_coalesce_usecs");
2251 
2252 	SYSCTL_ADD_PROC(ctx, children,
2253 	    OID_AUTO, "trigger_dump",
2254 	    CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
2255 	    (void *)ha, 0, qlnx_trigger_dump_sysctl, "I", "trigger_dump");
2256 
2257 	SYSCTL_ADD_PROC(ctx, children,
2258 	    OID_AUTO, "set_rx_coalesce_usecs",
2259 	    CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
2260 	    (void *)ha, 0, qlnx_set_rx_coalesce, "I",
2261 	    "rx interrupt coalesce period microseconds");
2262 
2263 	SYSCTL_ADD_PROC(ctx, children,
2264 	    OID_AUTO, "set_tx_coalesce_usecs",
2265 	    CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
2266 	    (void *)ha, 0, qlnx_set_tx_coalesce, "I",
2267 	    "tx interrupt coalesce period microseconds");
2268 
2269 	ha->rx_pkt_threshold = 128;
2270         SYSCTL_ADD_UINT(ctx, children,
2271                 OID_AUTO, "rx_pkt_threshold", CTLFLAG_RW,
2272                 &ha->rx_pkt_threshold, ha->rx_pkt_threshold,
2273 		"No. of Rx Pkts to process at a time");
2274 
2275 	ha->rx_jumbo_buf_eq_mtu = 0;
2276         SYSCTL_ADD_UINT(ctx, children,
2277                 OID_AUTO, "rx_jumbo_buf_eq_mtu", CTLFLAG_RW,
2278                 &ha->rx_jumbo_buf_eq_mtu, ha->rx_jumbo_buf_eq_mtu,
2279 		"== 0 => Rx Jumbo buffers are capped to 4Kbytes\n"
2280 		"otherwise Rx Jumbo buffers are set to >= MTU size\n");
2281 
2282 	SYSCTL_ADD_QUAD(ctx, children,
2283                 OID_AUTO, "err_illegal_intr", CTLFLAG_RD,
2284 		&ha->err_illegal_intr, "err_illegal_intr");
2285 
2286 	SYSCTL_ADD_QUAD(ctx, children,
2287                 OID_AUTO, "err_fp_null", CTLFLAG_RD,
2288 		&ha->err_fp_null, "err_fp_null");
2289 
2290 	SYSCTL_ADD_QUAD(ctx, children,
2291                 OID_AUTO, "err_get_proto_invalid_type", CTLFLAG_RD,
2292 		&ha->err_get_proto_invalid_type, "err_get_proto_invalid_type");
2293 	return;
2294 }
2295 
2296 /*****************************************************************************
2297  * Operating System Network Interface Functions
2298  *****************************************************************************/
2299 
2300 static void
2301 qlnx_init_ifnet(device_t dev, qlnx_host_t *ha)
2302 {
2303 	uint16_t	device_id;
2304         if_t		ifp;
2305 
2306         ifp = ha->ifp = if_alloc(IFT_ETHER);
2307 
2308         if (ifp == NULL)
2309                 panic("%s: cannot if_alloc()\n", device_get_nameunit(dev));
2310 
2311         if_initname(ifp, device_get_name(dev), device_get_unit(dev));
2312 
2313 	device_id = pci_get_device(ha->pci_dev);
2314 
2315         if (device_id == QLOGIC_PCI_DEVICE_ID_1634)
2316 		if_setbaudrate(ifp, IF_Gbps(40));
2317         else if ((device_id == QLOGIC_PCI_DEVICE_ID_1656) ||
2318 			(device_id == QLOGIC_PCI_DEVICE_ID_8070))
2319 		if_setbaudrate(ifp, IF_Gbps(25));
2320         else if (device_id == QLOGIC_PCI_DEVICE_ID_1654)
2321 		if_setbaudrate(ifp, IF_Gbps(50));
2322         else if (device_id == QLOGIC_PCI_DEVICE_ID_1644)
2323 		if_setbaudrate(ifp, IF_Gbps(100));
2324 
2325         if_setcapabilities(ifp, IFCAP_LINKSTATE);
2326 
2327         if_setinitfn(ifp, qlnx_init);
2328         if_setsoftc(ifp, ha);
2329         if_setflags(ifp, IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST);
2330         if_setioctlfn(ifp, qlnx_ioctl);
2331         if_settransmitfn(ifp, qlnx_transmit);
2332         if_setqflushfn(ifp, qlnx_qflush);
2333 
2334         if_setsendqlen(ifp, qlnx_get_ifq_snd_maxlen(ha));
2335         if_setsendqready(ifp);
2336 
2337 	if_setgetcounterfn(ifp, qlnx_get_counter);
2338 
2339         ha->max_frame_size = if_getmtu(ifp) + ETHER_HDR_LEN + ETHER_CRC_LEN;
2340 
2341         memcpy(ha->primary_mac, qlnx_get_mac_addr(ha), ETH_ALEN);
2342 
2343 	if (!ha->primary_mac[0] && !ha->primary_mac[1] &&
2344 		!ha->primary_mac[2] && !ha->primary_mac[3] &&
2345 		!ha->primary_mac[4] && !ha->primary_mac[5]) {
2346 		uint32_t rnd;
2347 
2348 		rnd = arc4random();
2349 
2350 		ha->primary_mac[0] = 0x00;
2351 		ha->primary_mac[1] = 0x0e;
2352 		ha->primary_mac[2] = 0x1e;
2353 		ha->primary_mac[3] = rnd & 0xFF;
2354 		ha->primary_mac[4] = (rnd >> 8) & 0xFF;
2355 		ha->primary_mac[5] = (rnd >> 16) & 0xFF;
2356 	}
2357 
2358 	ether_ifattach(ifp, ha->primary_mac);
2359 	bcopy(if_getlladdr(ha->ifp), ha->primary_mac, ETHER_ADDR_LEN);
2360 
2361 	if_setcapabilities(ifp, IFCAP_HWCSUM);
2362 	if_setcapabilitiesbit(ifp, IFCAP_JUMBO_MTU, 0);
2363 
2364 	if_setcapabilitiesbit(ifp, IFCAP_VLAN_MTU, 0);
2365 	if_setcapabilitiesbit(ifp, IFCAP_VLAN_HWTAGGING, 0);
2366 	if_setcapabilitiesbit(ifp, IFCAP_VLAN_HWFILTER, 0);
2367 	if_setcapabilitiesbit(ifp, IFCAP_VLAN_HWCSUM, 0);
2368 	if_setcapabilitiesbit(ifp, IFCAP_VLAN_HWTSO, 0);
2369 	if_setcapabilitiesbit(ifp, IFCAP_TSO4, 0);
2370 	if_setcapabilitiesbit(ifp, IFCAP_TSO6, 0);
2371 	if_setcapabilitiesbit(ifp, IFCAP_LRO, 0);
2372 
2373 	if_sethwtsomax(ifp,  QLNX_MAX_TSO_FRAME_SIZE -
2374 				(ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN));
2375 	if_sethwtsomaxsegcount(ifp, QLNX_MAX_SEGMENTS - 1); /* hdr */
2376 	if_sethwtsomaxsegsize(ifp, QLNX_MAX_TX_MBUF_SIZE);
2377 
2378         if_setcapenable(ifp, if_getcapabilities(ifp));
2379 
2380 	if_sethwassist(ifp, CSUM_IP);
2381 	if_sethwassistbits(ifp, CSUM_TCP | CSUM_UDP, 0);
2382 	if_sethwassistbits(ifp, CSUM_TCP_IPV6 | CSUM_UDP_IPV6, 0);
2383 	if_sethwassistbits(ifp, CSUM_TSO, 0);
2384 
2385 	if_setifheaderlen(ifp, sizeof(struct ether_vlan_header));
2386 
2387         ifmedia_init(&ha->media, IFM_IMASK, qlnx_media_change,\
2388 		qlnx_media_status);
2389 
2390         if (device_id == QLOGIC_PCI_DEVICE_ID_1634) {
2391 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_40G_LR4), 0, NULL);
2392 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_40G_SR4), 0, NULL);
2393 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_40G_CR4), 0, NULL);
2394         } else if ((device_id == QLOGIC_PCI_DEVICE_ID_1656) ||
2395 			(device_id == QLOGIC_PCI_DEVICE_ID_8070)) {
2396 		ifmedia_add(&ha->media, (IFM_ETHER | QLNX_IFM_25G_SR), 0, NULL);
2397 		ifmedia_add(&ha->media, (IFM_ETHER | QLNX_IFM_25G_CR), 0, NULL);
2398         } else if (device_id == QLOGIC_PCI_DEVICE_ID_1654) {
2399 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_50G_KR2), 0, NULL);
2400 		ifmedia_add(&ha->media, (IFM_ETHER | IFM_50G_CR2), 0, NULL);
2401         } else if (device_id == QLOGIC_PCI_DEVICE_ID_1644) {
2402 		ifmedia_add(&ha->media,
2403 			(IFM_ETHER | QLNX_IFM_100G_LR4), 0, NULL);
2404 		ifmedia_add(&ha->media,
2405 			(IFM_ETHER | QLNX_IFM_100G_SR4), 0, NULL);
2406 		ifmedia_add(&ha->media,
2407 			(IFM_ETHER | QLNX_IFM_100G_CR4), 0, NULL);
2408 	}
2409 
2410         ifmedia_add(&ha->media, (IFM_ETHER | IFM_FDX), 0, NULL);
2411         ifmedia_add(&ha->media, (IFM_ETHER | IFM_AUTO), 0, NULL);
2412 
2413         ifmedia_set(&ha->media, (IFM_ETHER | IFM_AUTO));
2414 
2415         QL_DPRINT2(ha, "exit\n");
2416 
2417         return;
2418 }
2419 
2420 static void
2421 qlnx_init_locked(qlnx_host_t *ha)
2422 {
2423 	if_t		ifp = ha->ifp;
2424 
2425 	QL_DPRINT1(ha, "Driver Initialization start \n");
2426 
2427 	qlnx_stop(ha);
2428 
2429 	if (qlnx_load(ha) == 0) {
2430 		if_setdrvflagbits(ifp, IFF_DRV_RUNNING, 0);
2431 		if_setdrvflagbits(ifp, 0, IFF_DRV_OACTIVE);
2432 
2433 #ifdef QLNX_ENABLE_IWARP
2434 		if (qlnx_vf_device(ha) != 0) {
2435 			qlnx_rdma_dev_open(ha);
2436 		}
2437 #endif /* #ifdef QLNX_ENABLE_IWARP */
2438 	}
2439 
2440 	return;
2441 }
2442 
2443 static void
2444 qlnx_init(void *arg)
2445 {
2446 	qlnx_host_t	*ha;
2447 
2448 	ha = (qlnx_host_t *)arg;
2449 
2450 	QL_DPRINT2(ha, "enter\n");
2451 
2452 	QLNX_LOCK(ha);
2453 	qlnx_init_locked(ha);
2454 	QLNX_UNLOCK(ha);
2455 
2456 	QL_DPRINT2(ha, "exit\n");
2457 
2458 	return;
2459 }
2460 
2461 static int
2462 qlnx_config_mcast_mac_addr(qlnx_host_t *ha, uint8_t *mac_addr, uint32_t add_mac)
2463 {
2464 	struct ecore_filter_mcast	*mcast;
2465 	struct ecore_dev		*cdev;
2466 	int				rc;
2467 
2468 	cdev = &ha->cdev;
2469 
2470 	mcast = &ha->ecore_mcast;
2471 	bzero(mcast, sizeof(struct ecore_filter_mcast));
2472 
2473 	if (add_mac)
2474 		mcast->opcode = ECORE_FILTER_ADD;
2475 	else
2476 		mcast->opcode = ECORE_FILTER_REMOVE;
2477 
2478 	mcast->num_mc_addrs = 1;
2479 	memcpy(mcast->mac, mac_addr, ETH_ALEN);
2480 
2481 	rc = ecore_filter_mcast_cmd(cdev, mcast, ECORE_SPQ_MODE_CB, NULL);
2482 
2483 	return (rc);
2484 }
2485 
2486 static int
2487 qlnx_hw_add_mcast(qlnx_host_t *ha, uint8_t *mta)
2488 {
2489         int	i;
2490 
2491         for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
2492                 if (QL_MAC_CMP(ha->mcast[i].addr, mta) == 0)
2493                         return 0; /* its been already added */
2494         }
2495 
2496         for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
2497                 if ((ha->mcast[i].addr[0] == 0) &&
2498                         (ha->mcast[i].addr[1] == 0) &&
2499                         (ha->mcast[i].addr[2] == 0) &&
2500                         (ha->mcast[i].addr[3] == 0) &&
2501                         (ha->mcast[i].addr[4] == 0) &&
2502                         (ha->mcast[i].addr[5] == 0)) {
2503                         if (qlnx_config_mcast_mac_addr(ha, mta, 1))
2504                                 return (-1);
2505 
2506                         bcopy(mta, ha->mcast[i].addr, ETH_ALEN);
2507                         ha->nmcast++;
2508 
2509                         return 0;
2510                 }
2511         }
2512         return 0;
2513 }
2514 
2515 static int
2516 qlnx_hw_del_mcast(qlnx_host_t *ha, uint8_t *mta)
2517 {
2518         int	i;
2519 
2520         for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
2521                 if (QL_MAC_CMP(ha->mcast[i].addr, mta) == 0) {
2522                         if (qlnx_config_mcast_mac_addr(ha, mta, 0))
2523                                 return (-1);
2524 
2525                         ha->mcast[i].addr[0] = 0;
2526                         ha->mcast[i].addr[1] = 0;
2527                         ha->mcast[i].addr[2] = 0;
2528                         ha->mcast[i].addr[3] = 0;
2529                         ha->mcast[i].addr[4] = 0;
2530                         ha->mcast[i].addr[5] = 0;
2531 
2532                         ha->nmcast--;
2533 
2534                         return 0;
2535                 }
2536         }
2537         return 0;
2538 }
2539 
2540 /*
2541  * Name: qls_hw_set_multi
2542  * Function: Sets the Multicast Addresses provided the host O.S into the
2543  *      hardware (for the given interface)
2544  */
2545 static void
2546 qlnx_hw_set_multi(qlnx_host_t *ha, uint8_t *mta, uint32_t mcnt,
2547 	uint32_t add_mac)
2548 {
2549         int	i;
2550 
2551         for (i = 0; i < mcnt; i++) {
2552                 if (add_mac) {
2553                         if (qlnx_hw_add_mcast(ha, mta))
2554                                 break;
2555                 } else {
2556                         if (qlnx_hw_del_mcast(ha, mta))
2557                                 break;
2558                 }
2559 
2560                 mta += ETHER_HDR_LEN;
2561         }
2562         return;
2563 }
2564 
2565 static u_int
2566 qlnx_copy_maddr(void *arg, struct sockaddr_dl *sdl, u_int mcnt)
2567 {
2568 	uint8_t *mta = arg;
2569 
2570 	if (mcnt == QLNX_MAX_NUM_MULTICAST_ADDRS)
2571 		return (0);
2572 
2573 	bcopy(LLADDR(sdl), &mta[mcnt * ETHER_HDR_LEN], ETHER_HDR_LEN);
2574 
2575 	return (1);
2576 }
2577 
2578 static int
2579 qlnx_set_multi(qlnx_host_t *ha, uint32_t add_multi)
2580 {
2581 	uint8_t		mta[QLNX_MAX_NUM_MULTICAST_ADDRS * ETHER_HDR_LEN];
2582 	if_t		ifp = ha->ifp;
2583 	u_int		mcnt;
2584 
2585 	if (qlnx_vf_device(ha) == 0)
2586 		return (0);
2587 
2588 	mcnt = if_foreach_llmaddr(ifp, qlnx_copy_maddr, mta);
2589 
2590 	QLNX_LOCK(ha);
2591 	qlnx_hw_set_multi(ha, mta, mcnt, add_multi);
2592 	QLNX_UNLOCK(ha);
2593 
2594 	return (0);
2595 }
2596 
2597 static int
2598 qlnx_set_promisc(qlnx_host_t *ha)
2599 {
2600 	int	rc = 0;
2601 	uint8_t	filter;
2602 
2603 	if (qlnx_vf_device(ha) == 0)
2604 		return (0);
2605 
2606 	filter = ha->filter;
2607 	filter |= ECORE_ACCEPT_MCAST_UNMATCHED;
2608 	filter |= ECORE_ACCEPT_UCAST_UNMATCHED;
2609 
2610 	rc = qlnx_set_rx_accept_filter(ha, filter);
2611 	return (rc);
2612 }
2613 
2614 static int
2615 qlnx_set_allmulti(qlnx_host_t *ha)
2616 {
2617 	int	rc = 0;
2618 	uint8_t	filter;
2619 
2620 	if (qlnx_vf_device(ha) == 0)
2621 		return (0);
2622 
2623 	filter = ha->filter;
2624 	filter |= ECORE_ACCEPT_MCAST_UNMATCHED;
2625 	rc = qlnx_set_rx_accept_filter(ha, filter);
2626 
2627 	return (rc);
2628 }
2629 
2630 static int
2631 qlnx_ioctl(if_t ifp, u_long cmd, caddr_t data)
2632 {
2633 	int		ret = 0, mask;
2634 	struct ifreq	*ifr = (struct ifreq *)data;
2635 #ifdef INET
2636 	struct ifaddr	*ifa = (struct ifaddr *)data;
2637 #endif
2638 	qlnx_host_t	*ha;
2639 
2640 	ha = (qlnx_host_t *)if_getsoftc(ifp);
2641 
2642 	switch (cmd) {
2643 	case SIOCSIFADDR:
2644 		QL_DPRINT4(ha, "SIOCSIFADDR (0x%lx)\n", cmd);
2645 
2646 #ifdef INET
2647 		if (ifa->ifa_addr->sa_family == AF_INET) {
2648 			if_setflagbits(ifp, IFF_UP, 0);
2649 			if (!(if_getdrvflags(ifp) & IFF_DRV_RUNNING)) {
2650 				QLNX_LOCK(ha);
2651 				qlnx_init_locked(ha);
2652 				QLNX_UNLOCK(ha);
2653 			}
2654 			QL_DPRINT4(ha, "SIOCSIFADDR (0x%lx) ipv4 [0x%08x]\n",
2655 				   cmd, ntohl(IA_SIN(ifa)->sin_addr.s_addr));
2656 
2657 			arp_ifinit(ifp, ifa);
2658 			break;
2659 		}
2660 #endif
2661 		ether_ioctl(ifp, cmd, data);
2662 		break;
2663 
2664 	case SIOCSIFMTU:
2665 		QL_DPRINT4(ha, "SIOCSIFMTU (0x%lx)\n", cmd);
2666 
2667 		if (ifr->ifr_mtu > QLNX_MAX_MTU) {
2668 			ret = EINVAL;
2669 		} else {
2670 			QLNX_LOCK(ha);
2671 			if_setmtu(ifp, ifr->ifr_mtu);
2672 			ha->max_frame_size =
2673 				if_getmtu(ifp) + ETHER_HDR_LEN + ETHER_CRC_LEN;
2674 			if (if_getdrvflags(ifp) & IFF_DRV_RUNNING) {
2675 				qlnx_init_locked(ha);
2676 			}
2677 
2678 			QLNX_UNLOCK(ha);
2679 		}
2680 
2681 		break;
2682 
2683 	case SIOCSIFFLAGS:
2684 		QL_DPRINT4(ha, "SIOCSIFFLAGS (0x%lx)\n", cmd);
2685 
2686 		QLNX_LOCK(ha);
2687 
2688 		if (if_getflags(ifp) & IFF_UP) {
2689 			if (if_getdrvflags(ifp) & IFF_DRV_RUNNING) {
2690 				if ((if_getflags(ifp) ^ ha->if_flags) &
2691 					IFF_PROMISC) {
2692 					ret = qlnx_set_promisc(ha);
2693 				} else if ((if_getflags(ifp) ^ ha->if_flags) &
2694 					IFF_ALLMULTI) {
2695 					ret = qlnx_set_allmulti(ha);
2696 				}
2697 			} else {
2698 				ha->max_frame_size = if_getmtu(ifp) +
2699 					ETHER_HDR_LEN + ETHER_CRC_LEN;
2700 				qlnx_init_locked(ha);
2701 			}
2702 		} else {
2703 			if (if_getdrvflags(ifp) & IFF_DRV_RUNNING)
2704 				qlnx_stop(ha);
2705 			ha->if_flags = if_getflags(ifp);
2706 		}
2707 
2708 		QLNX_UNLOCK(ha);
2709 		break;
2710 
2711 	case SIOCADDMULTI:
2712 		QL_DPRINT4(ha, "%s (0x%lx)\n", "SIOCADDMULTI", cmd);
2713 
2714 		if (if_getdrvflags(ifp) & IFF_DRV_RUNNING) {
2715 			if (qlnx_set_multi(ha, 1))
2716 				ret = EINVAL;
2717 		}
2718 		break;
2719 
2720 	case SIOCDELMULTI:
2721 		QL_DPRINT4(ha, "%s (0x%lx)\n", "SIOCDELMULTI", cmd);
2722 
2723 		if (if_getdrvflags(ifp) & IFF_DRV_RUNNING) {
2724 			if (qlnx_set_multi(ha, 0))
2725 				ret = EINVAL;
2726 		}
2727 		break;
2728 
2729 	case SIOCSIFMEDIA:
2730 	case SIOCGIFMEDIA:
2731 		QL_DPRINT4(ha, "SIOCSIFMEDIA/SIOCGIFMEDIA (0x%lx)\n", cmd);
2732 
2733 		ret = ifmedia_ioctl(ifp, ifr, &ha->media, cmd);
2734 		break;
2735 
2736 	case SIOCSIFCAP:
2737 
2738 		mask = ifr->ifr_reqcap ^ if_getcapenable(ifp);
2739 
2740 		QL_DPRINT4(ha, "SIOCSIFCAP (0x%lx)\n", cmd);
2741 
2742 		if (mask & IFCAP_HWCSUM)
2743 			if_togglecapenable(ifp, IFCAP_HWCSUM);
2744 		if (mask & IFCAP_TSO4)
2745 			if_togglecapenable(ifp, IFCAP_TSO4);
2746 		if (mask & IFCAP_TSO6)
2747 			if_togglecapenable(ifp, IFCAP_TSO6);
2748 		if (mask & IFCAP_VLAN_HWTAGGING)
2749 			if_togglecapenable(ifp, IFCAP_VLAN_HWTAGGING);
2750 		if (mask & IFCAP_VLAN_HWTSO)
2751 			if_togglecapenable(ifp, IFCAP_VLAN_HWTSO);
2752 		if (mask & IFCAP_LRO)
2753 			if_togglecapenable(ifp, IFCAP_LRO);
2754 
2755 		QLNX_LOCK(ha);
2756 
2757 		if (if_getdrvflags(ifp) & IFF_DRV_RUNNING)
2758 			qlnx_init_locked(ha);
2759 
2760 		QLNX_UNLOCK(ha);
2761 
2762 		VLAN_CAPABILITIES(ifp);
2763 		break;
2764 
2765 	case SIOCGI2C:
2766 	{
2767 		struct ifi2creq i2c;
2768 		struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[0];
2769 		struct ecore_ptt *p_ptt;
2770 
2771 		ret = copyin(ifr_data_get_ptr(ifr), &i2c, sizeof(i2c));
2772 
2773 		if (ret)
2774 			break;
2775 
2776 		if ((i2c.len > sizeof (i2c.data)) ||
2777 			(i2c.dev_addr != 0xA0 && i2c.dev_addr != 0xA2)) {
2778 			ret = EINVAL;
2779 			break;
2780 		}
2781 
2782 		p_ptt = ecore_ptt_acquire(p_hwfn);
2783 
2784 		if (!p_ptt) {
2785 			QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
2786 			ret = -1;
2787 			break;
2788 		}
2789 
2790 		ret = ecore_mcp_phy_sfp_read(p_hwfn, p_ptt,
2791 			(ha->pci_func & 0x1), i2c.dev_addr, i2c.offset,
2792 			i2c.len, &i2c.data[0]);
2793 
2794 		ecore_ptt_release(p_hwfn, p_ptt);
2795 
2796 		if (ret) {
2797 			ret = -1;
2798 			break;
2799 		}
2800 
2801 		ret = copyout(&i2c, ifr_data_get_ptr(ifr), sizeof(i2c));
2802 
2803 		QL_DPRINT8(ha, "SIOCGI2C copyout ret = %d \
2804 			 len = %d addr = 0x%02x offset = 0x%04x \
2805 			 data[0..7]=0x%02x 0x%02x 0x%02x 0x%02x 0x%02x \
2806 			 0x%02x 0x%02x 0x%02x\n",
2807 			ret, i2c.len, i2c.dev_addr, i2c.offset,
2808 			i2c.data[0], i2c.data[1], i2c.data[2], i2c.data[3],
2809 			i2c.data[4], i2c.data[5], i2c.data[6], i2c.data[7]);
2810 		break;
2811 	}
2812 
2813 	default:
2814 		QL_DPRINT4(ha, "default (0x%lx)\n", cmd);
2815 		ret = ether_ioctl(ifp, cmd, data);
2816 		break;
2817 	}
2818 
2819 	return (ret);
2820 }
2821 
2822 static int
2823 qlnx_media_change(if_t ifp)
2824 {
2825 	qlnx_host_t	*ha;
2826 	struct ifmedia	*ifm;
2827 	int		ret = 0;
2828 
2829 	ha = (qlnx_host_t *)if_getsoftc(ifp);
2830 
2831 	QL_DPRINT2(ha, "enter\n");
2832 
2833 	ifm = &ha->media;
2834 
2835 	if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER)
2836 		ret = EINVAL;
2837 
2838 	QL_DPRINT2(ha, "exit\n");
2839 
2840 	return (ret);
2841 }
2842 
2843 static void
2844 qlnx_media_status(if_t ifp, struct ifmediareq *ifmr)
2845 {
2846 	qlnx_host_t		*ha;
2847 
2848 	ha = (qlnx_host_t *)if_getsoftc(ifp);
2849 
2850 	QL_DPRINT2(ha, "enter\n");
2851 
2852 	ifmr->ifm_status = IFM_AVALID;
2853 	ifmr->ifm_active = IFM_ETHER;
2854 
2855 	if (ha->link_up) {
2856 		ifmr->ifm_status |= IFM_ACTIVE;
2857 		ifmr->ifm_active |=
2858 			(IFM_FDX | qlnx_get_optics(ha, &ha->if_link));
2859 
2860 		if (ha->if_link.link_partner_caps &
2861 			(QLNX_LINK_CAP_Pause | QLNX_LINK_CAP_Asym_Pause))
2862 			ifmr->ifm_active |=
2863 				(IFM_ETH_RXPAUSE | IFM_ETH_TXPAUSE);
2864 	}
2865 
2866 	QL_DPRINT2(ha, "exit (%s)\n", (ha->link_up ? "link_up" : "link_down"));
2867 
2868 	return;
2869 }
2870 
2871 static void
2872 qlnx_free_tx_pkt(qlnx_host_t *ha, struct qlnx_fastpath *fp,
2873 	struct qlnx_tx_queue *txq)
2874 {
2875 	u16			idx;
2876 	struct mbuf		*mp;
2877 	bus_dmamap_t		map;
2878 	int			i;
2879 //	struct eth_tx_bd	*tx_data_bd;
2880 	struct eth_tx_1st_bd	*first_bd;
2881 	int			nbds = 0;
2882 
2883 	idx = txq->sw_tx_cons;
2884 	mp = txq->sw_tx_ring[idx].mp;
2885 	map = txq->sw_tx_ring[idx].map;
2886 
2887 	if ((mp == NULL) || QL_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_MBUF_NULL)){
2888 		QL_RESET_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_MBUF_NULL);
2889 
2890 		QL_DPRINT1(ha, "(mp == NULL) "
2891 			" tx_idx = 0x%x"
2892 			" ecore_prod_idx = 0x%x"
2893 			" ecore_cons_idx = 0x%x"
2894 			" hw_bd_cons = 0x%x"
2895 			" txq_db_last = 0x%x"
2896 			" elem_left = 0x%x\n",
2897 			fp->rss_id,
2898 			ecore_chain_get_prod_idx(&txq->tx_pbl),
2899 			ecore_chain_get_cons_idx(&txq->tx_pbl),
2900 			le16toh(*txq->hw_cons_ptr),
2901 			txq->tx_db.raw,
2902 			ecore_chain_get_elem_left(&txq->tx_pbl));
2903 
2904 		fp->err_tx_free_pkt_null++;
2905 
2906 		//DEBUG
2907 		qlnx_trigger_dump(ha);
2908 
2909 		return;
2910 	} else {
2911 		QLNX_INC_OPACKETS((ha->ifp));
2912 		QLNX_INC_OBYTES((ha->ifp), (mp->m_pkthdr.len));
2913 
2914 		bus_dmamap_sync(ha->tx_tag, map, BUS_DMASYNC_POSTWRITE);
2915 		bus_dmamap_unload(ha->tx_tag, map);
2916 
2917 		fp->tx_pkts_freed++;
2918 		fp->tx_pkts_completed++;
2919 
2920 		m_freem(mp);
2921 	}
2922 
2923 	first_bd = (struct eth_tx_1st_bd *)ecore_chain_consume(&txq->tx_pbl);
2924 	nbds = first_bd->data.nbds;
2925 
2926 //	BD_SET_UNMAP_ADDR_LEN(first_bd, 0, 0);
2927 
2928 	for (i = 1; i < nbds; i++) {
2929 		/* tx_data_bd = */ ecore_chain_consume(&txq->tx_pbl);
2930 //		BD_SET_UNMAP_ADDR_LEN(tx_data_bd, 0, 0);
2931 	}
2932 	txq->sw_tx_ring[idx].flags = 0;
2933 	txq->sw_tx_ring[idx].mp = NULL;
2934 	txq->sw_tx_ring[idx].map = (bus_dmamap_t)0;
2935 
2936 	return;
2937 }
2938 
2939 static void
2940 qlnx_tx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp,
2941 	struct qlnx_tx_queue *txq)
2942 {
2943 	u16 hw_bd_cons;
2944 	u16 ecore_cons_idx;
2945 	uint16_t diff;
2946 	uint16_t idx, idx2;
2947 
2948 	hw_bd_cons = le16toh(*txq->hw_cons_ptr);
2949 
2950 	while (hw_bd_cons !=
2951 		(ecore_cons_idx = ecore_chain_get_cons_idx(&txq->tx_pbl))) {
2952 		diff = hw_bd_cons - ecore_cons_idx;
2953 		if ((diff > TX_RING_SIZE) ||
2954 			QL_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_DIFF)){
2955 			QL_RESET_ERR_INJECT(ha, QL_ERR_INJCT_TX_INT_DIFF);
2956 
2957 			QL_DPRINT1(ha, "(diff = 0x%x) "
2958 				" tx_idx = 0x%x"
2959 				" ecore_prod_idx = 0x%x"
2960 				" ecore_cons_idx = 0x%x"
2961 				" hw_bd_cons = 0x%x"
2962 				" txq_db_last = 0x%x"
2963 				" elem_left = 0x%x\n",
2964 				diff,
2965 				fp->rss_id,
2966 				ecore_chain_get_prod_idx(&txq->tx_pbl),
2967 				ecore_chain_get_cons_idx(&txq->tx_pbl),
2968 				le16toh(*txq->hw_cons_ptr),
2969 				txq->tx_db.raw,
2970 				ecore_chain_get_elem_left(&txq->tx_pbl));
2971 
2972 			fp->err_tx_cons_idx_conflict++;
2973 
2974 			//DEBUG
2975 			qlnx_trigger_dump(ha);
2976 		}
2977 
2978 		idx = (txq->sw_tx_cons + 1) & (TX_RING_SIZE - 1);
2979 		idx2 = (txq->sw_tx_cons + 2) & (TX_RING_SIZE - 1);
2980 		prefetch(txq->sw_tx_ring[idx].mp);
2981 		prefetch(txq->sw_tx_ring[idx2].mp);
2982 
2983 		qlnx_free_tx_pkt(ha, fp, txq);
2984 
2985 		txq->sw_tx_cons = (txq->sw_tx_cons + 1) & (TX_RING_SIZE - 1);
2986 	}
2987 	return;
2988 }
2989 
2990 static int
2991 qlnx_transmit_locked(if_t ifp, struct qlnx_fastpath *fp, struct mbuf *mp)
2992 {
2993         int                     ret = 0;
2994         struct qlnx_tx_queue    *txq;
2995         qlnx_host_t *           ha;
2996         uint16_t elem_left;
2997 
2998         txq = fp->txq[0];
2999         ha = (qlnx_host_t *)fp->edev;
3000 
3001         if ((!(if_getdrvflags(ifp) & IFF_DRV_RUNNING)) || (!ha->link_up)) {
3002                 if(mp != NULL)
3003                         ret = drbr_enqueue(ifp, fp->tx_br, mp);
3004                 return (ret);
3005         }
3006 
3007         if(mp != NULL)
3008                 ret  = drbr_enqueue(ifp, fp->tx_br, mp);
3009 
3010         mp = drbr_peek(ifp, fp->tx_br);
3011 
3012         while (mp != NULL) {
3013                 if (qlnx_send(ha, fp, &mp)) {
3014                         if (mp != NULL) {
3015                                 drbr_putback(ifp, fp->tx_br, mp);
3016                         } else {
3017                                 fp->tx_pkts_processed++;
3018                                 drbr_advance(ifp, fp->tx_br);
3019                         }
3020                         goto qlnx_transmit_locked_exit;
3021 
3022                 } else {
3023                         drbr_advance(ifp, fp->tx_br);
3024                         fp->tx_pkts_transmitted++;
3025                         fp->tx_pkts_processed++;
3026                 }
3027 
3028                 mp = drbr_peek(ifp, fp->tx_br);
3029         }
3030 
3031 qlnx_transmit_locked_exit:
3032         if((qlnx_num_tx_compl(ha,fp, fp->txq[0]) > QLNX_TX_COMPL_THRESH) ||
3033                 ((int)(elem_left = ecore_chain_get_elem_left(&txq->tx_pbl))
3034                                         < QLNX_TX_ELEM_MAX_THRESH))
3035                 (void)qlnx_tx_int(ha, fp, fp->txq[0]);
3036 
3037         QL_DPRINT2(ha, "%s: exit ret = %d\n", __func__, ret);
3038         return ret;
3039 }
3040 
3041 static int
3042 qlnx_transmit(if_t ifp, struct mbuf  *mp)
3043 {
3044         qlnx_host_t		*ha = (qlnx_host_t *)if_getsoftc(ifp);
3045         struct qlnx_fastpath	*fp;
3046         int			rss_id = 0, ret = 0;
3047 
3048 #ifdef QLNX_TRACEPERF_DATA
3049         uint64_t tx_pkts = 0, tx_compl = 0;
3050 #endif
3051 
3052         QL_DPRINT2(ha, "enter\n");
3053 
3054         if (M_HASHTYPE_GET(mp) != M_HASHTYPE_NONE)
3055                 rss_id = (mp->m_pkthdr.flowid % ECORE_RSS_IND_TABLE_SIZE) %
3056 					ha->num_rss;
3057 
3058         fp = &ha->fp_array[rss_id];
3059 
3060         if (fp->tx_br == NULL) {
3061                 ret = EINVAL;
3062                 goto qlnx_transmit_exit;
3063         }
3064 
3065         if (mtx_trylock(&fp->tx_mtx)) {
3066 #ifdef QLNX_TRACEPERF_DATA
3067                         tx_pkts = fp->tx_pkts_transmitted;
3068                         tx_compl = fp->tx_pkts_completed;
3069 #endif
3070 
3071                         ret = qlnx_transmit_locked(ifp, fp, mp);
3072 
3073 #ifdef QLNX_TRACEPERF_DATA
3074                         fp->tx_pkts_trans_ctx += (fp->tx_pkts_transmitted - tx_pkts);
3075                         fp->tx_pkts_compl_ctx += (fp->tx_pkts_completed - tx_compl);
3076 #endif
3077                         mtx_unlock(&fp->tx_mtx);
3078         } else {
3079                 if (mp != NULL && (fp->fp_taskqueue != NULL)) {
3080                         ret = drbr_enqueue(ifp, fp->tx_br, mp);
3081                         taskqueue_enqueue(fp->fp_taskqueue, &fp->fp_task);
3082                 }
3083         }
3084 
3085 qlnx_transmit_exit:
3086 
3087         QL_DPRINT2(ha, "exit ret = %d\n", ret);
3088         return ret;
3089 }
3090 
3091 static void
3092 qlnx_qflush(if_t ifp)
3093 {
3094 	int			rss_id;
3095 	struct qlnx_fastpath	*fp;
3096 	struct mbuf		*mp;
3097 	qlnx_host_t		*ha;
3098 
3099 	ha = (qlnx_host_t *)if_getsoftc(ifp);
3100 
3101 	QL_DPRINT2(ha, "enter\n");
3102 
3103 	for (rss_id = 0; rss_id < ha->num_rss; rss_id++) {
3104 		fp = &ha->fp_array[rss_id];
3105 
3106 		if (fp == NULL)
3107 			continue;
3108 
3109 		if (fp->tx_br) {
3110 			mtx_lock(&fp->tx_mtx);
3111 
3112 			while ((mp = drbr_dequeue(ifp, fp->tx_br)) != NULL) {
3113 				fp->tx_pkts_freed++;
3114 				m_freem(mp);
3115 			}
3116 			mtx_unlock(&fp->tx_mtx);
3117 		}
3118 	}
3119 	QL_DPRINT2(ha, "exit\n");
3120 
3121 	return;
3122 }
3123 
3124 static void
3125 qlnx_txq_doorbell_wr32(qlnx_host_t *ha, void *reg_addr, uint32_t value)
3126 {
3127 	uint32_t		offset;
3128 
3129 	offset = (uint32_t)((uint8_t *)reg_addr - (uint8_t *)ha->pci_dbells);
3130 
3131 	bus_write_4(ha->pci_dbells, offset, value);
3132 	bus_barrier(ha->pci_reg,  0, 0, BUS_SPACE_BARRIER_READ);
3133 	bus_barrier(ha->pci_dbells,  0, 0, BUS_SPACE_BARRIER_READ);
3134 
3135 	return;
3136 }
3137 
3138 static uint32_t
3139 qlnx_tcp_offset(qlnx_host_t *ha, struct mbuf *mp)
3140 {
3141         struct ether_vlan_header	*eh = NULL;
3142         struct ip			*ip = NULL;
3143         struct ip6_hdr			*ip6 = NULL;
3144         struct tcphdr			*th = NULL;
3145         uint32_t			ehdrlen = 0, ip_hlen = 0, offset = 0;
3146         uint16_t			etype = 0;
3147         uint8_t				buf[sizeof(struct ip6_hdr)];
3148 
3149         eh = mtod(mp, struct ether_vlan_header *);
3150 
3151         if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
3152                 ehdrlen = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN;
3153                 etype = ntohs(eh->evl_proto);
3154         } else {
3155                 ehdrlen = ETHER_HDR_LEN;
3156                 etype = ntohs(eh->evl_encap_proto);
3157         }
3158 
3159         switch (etype) {
3160                 case ETHERTYPE_IP:
3161                         ip = (struct ip *)(mp->m_data + ehdrlen);
3162 
3163                         ip_hlen = sizeof (struct ip);
3164 
3165                         if (mp->m_len < (ehdrlen + ip_hlen)) {
3166                                 m_copydata(mp, ehdrlen, sizeof(struct ip), buf);
3167                                 ip = (struct ip *)buf;
3168                         }
3169 
3170                         th = (struct tcphdr *)(ip + 1);
3171 			offset = ip_hlen + ehdrlen + (th->th_off << 2);
3172                 break;
3173 
3174                 case ETHERTYPE_IPV6:
3175                         ip6 = (struct ip6_hdr *)(mp->m_data + ehdrlen);
3176 
3177                         ip_hlen = sizeof(struct ip6_hdr);
3178 
3179                         if (mp->m_len < (ehdrlen + ip_hlen)) {
3180                                 m_copydata(mp, ehdrlen, sizeof (struct ip6_hdr),
3181                                         buf);
3182                                 ip6 = (struct ip6_hdr *)buf;
3183                         }
3184                         th = (struct tcphdr *)(ip6 + 1);
3185 			offset = ip_hlen + ehdrlen + (th->th_off << 2);
3186                 break;
3187 
3188                 default:
3189                 break;
3190         }
3191 
3192         return (offset);
3193 }
3194 
3195 static __inline int
3196 qlnx_tso_check(struct qlnx_fastpath *fp, bus_dma_segment_t *segs, int nsegs,
3197 	uint32_t offset)
3198 {
3199 	int			i;
3200 	uint32_t		sum, nbds_in_hdr = 1;
3201         uint32_t		window;
3202         bus_dma_segment_t	*s_seg;
3203 
3204         /* If the header spans multiple segments, skip those segments */
3205 
3206         if (nsegs < ETH_TX_LSO_WINDOW_BDS_NUM)
3207                 return (0);
3208 
3209         i = 0;
3210 
3211         while ((i < nsegs) && (offset >= segs->ds_len)) {
3212                 offset = offset - segs->ds_len;
3213                 segs++;
3214                 i++;
3215                 nbds_in_hdr++;
3216         }
3217 
3218         window = ETH_TX_LSO_WINDOW_BDS_NUM - nbds_in_hdr;
3219 
3220         nsegs = nsegs - i;
3221 
3222         while (nsegs >= window) {
3223                 sum = 0;
3224                 s_seg = segs;
3225 
3226                 for (i = 0; i < window; i++){
3227                         sum += s_seg->ds_len;
3228                         s_seg++;
3229                 }
3230 
3231                 if (sum < ETH_TX_LSO_WINDOW_MIN_LEN) {
3232                         fp->tx_lso_wnd_min_len++;
3233                         return (-1);
3234                 }
3235 
3236                 nsegs = nsegs - 1;
3237                 segs++;
3238         }
3239 
3240 	return (0);
3241 }
3242 
3243 static int
3244 qlnx_send(qlnx_host_t *ha, struct qlnx_fastpath *fp, struct mbuf **m_headp)
3245 {
3246 	bus_dma_segment_t	*segs;
3247 	bus_dmamap_t		map = 0;
3248 	uint32_t		nsegs = 0;
3249 	int			ret = -1;
3250 	struct mbuf		*m_head = *m_headp;
3251 	uint16_t		idx = 0;
3252 	uint16_t		elem_left;
3253 
3254 	uint8_t			nbd = 0;
3255 	struct qlnx_tx_queue    *txq;
3256 
3257 	struct eth_tx_1st_bd    *first_bd;
3258 	struct eth_tx_2nd_bd    *second_bd;
3259 	struct eth_tx_3rd_bd    *third_bd;
3260 	struct eth_tx_bd        *tx_data_bd;
3261 
3262 	int			seg_idx = 0;
3263 	uint32_t		nbds_in_hdr = 0;
3264 	uint32_t		offset = 0;
3265 
3266 #ifdef QLNX_TRACE_PERF_DATA
3267         uint16_t                bd_used;
3268 #endif
3269 
3270 	QL_DPRINT8(ha, "enter[%d]\n", fp->rss_id);
3271 
3272 	if (!ha->link_up)
3273 		return (-1);
3274 
3275 	first_bd	= NULL;
3276 	second_bd	= NULL;
3277 	third_bd	= NULL;
3278 	tx_data_bd	= NULL;
3279 
3280 	txq = fp->txq[0];
3281 
3282         if ((int)(elem_left = ecore_chain_get_elem_left(&txq->tx_pbl)) <
3283 		QLNX_TX_ELEM_MIN_THRESH) {
3284                 fp->tx_nsegs_gt_elem_left++;
3285                 fp->err_tx_nsegs_gt_elem_left++;
3286 
3287                 return (ENOBUFS);
3288         }
3289 
3290 	idx = txq->sw_tx_prod;
3291 
3292 	map = txq->sw_tx_ring[idx].map;
3293 	segs = txq->segs;
3294 
3295 	ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head, segs, &nsegs,
3296 			BUS_DMA_NOWAIT);
3297 
3298 	if (ha->dbg_trace_tso_pkt_len) {
3299 		if (m_head->m_pkthdr.csum_flags & CSUM_TSO) {
3300 			if (!fp->tx_tso_min_pkt_len) {
3301 				fp->tx_tso_min_pkt_len = m_head->m_pkthdr.len;
3302 				fp->tx_tso_min_pkt_len = m_head->m_pkthdr.len;
3303 			} else {
3304 				if (fp->tx_tso_min_pkt_len > m_head->m_pkthdr.len)
3305 					fp->tx_tso_min_pkt_len =
3306 						m_head->m_pkthdr.len;
3307 				if (fp->tx_tso_max_pkt_len < m_head->m_pkthdr.len)
3308 					fp->tx_tso_max_pkt_len =
3309 						m_head->m_pkthdr.len;
3310 			}
3311 		}
3312 	}
3313 
3314 	if (m_head->m_pkthdr.csum_flags & CSUM_TSO)
3315 		offset = qlnx_tcp_offset(ha, m_head);
3316 
3317 	if ((ret == EFBIG) ||
3318 		((nsegs > QLNX_MAX_SEGMENTS_NON_TSO) && (
3319 			(!(m_head->m_pkthdr.csum_flags & CSUM_TSO)) ||
3320 		((m_head->m_pkthdr.csum_flags & CSUM_TSO) &&
3321 			qlnx_tso_check(fp, segs, nsegs, offset))))) {
3322 		struct mbuf *m;
3323 
3324 		QL_DPRINT8(ha, "EFBIG [%d]\n", m_head->m_pkthdr.len);
3325 
3326 		fp->tx_defrag++;
3327 
3328 		m = m_defrag(m_head, M_NOWAIT);
3329 		if (m == NULL) {
3330 			fp->err_tx_defrag++;
3331 			fp->tx_pkts_freed++;
3332 			m_freem(m_head);
3333 			*m_headp = NULL;
3334 			QL_DPRINT1(ha, "m_defrag() = NULL [%d]\n", ret);
3335 			return (ENOBUFS);
3336 		}
3337 
3338 		m_head = m;
3339 		*m_headp = m_head;
3340 
3341 		if ((ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head,
3342 				segs, &nsegs, BUS_DMA_NOWAIT))) {
3343 			fp->err_tx_defrag_dmamap_load++;
3344 
3345 			QL_DPRINT1(ha,
3346 				"bus_dmamap_load_mbuf_sg failed0 [%d, %d]\n",
3347 				ret, m_head->m_pkthdr.len);
3348 
3349 			fp->tx_pkts_freed++;
3350 			m_freem(m_head);
3351 			*m_headp = NULL;
3352 
3353 			return (ret);
3354 		}
3355 
3356 		if ((nsegs > QLNX_MAX_SEGMENTS_NON_TSO) &&
3357 			!(m_head->m_pkthdr.csum_flags & CSUM_TSO)) {
3358 			fp->err_tx_non_tso_max_seg++;
3359 
3360 			QL_DPRINT1(ha,
3361 				"(%d) nsegs too many for non-TSO [%d, %d]\n",
3362 				ret, nsegs, m_head->m_pkthdr.len);
3363 
3364 			fp->tx_pkts_freed++;
3365 			m_freem(m_head);
3366 			*m_headp = NULL;
3367 
3368 			return (ret);
3369 		}
3370 		if (m_head->m_pkthdr.csum_flags & CSUM_TSO)
3371 			offset = qlnx_tcp_offset(ha, m_head);
3372 
3373 	} else if (ret) {
3374 		fp->err_tx_dmamap_load++;
3375 
3376 		QL_DPRINT1(ha, "bus_dmamap_load_mbuf_sg failed1 [%d, %d]\n",
3377 			   ret, m_head->m_pkthdr.len);
3378 		fp->tx_pkts_freed++;
3379 		m_freem(m_head);
3380 		*m_headp = NULL;
3381 		return (ret);
3382 	}
3383 
3384 	QL_ASSERT(ha, (nsegs != 0), ("qlnx_send: empty packet"));
3385 
3386 	if (ha->dbg_trace_tso_pkt_len) {
3387 		if (nsegs < QLNX_FP_MAX_SEGS)
3388 			fp->tx_pkts[(nsegs - 1)]++;
3389 		else
3390 			fp->tx_pkts[(QLNX_FP_MAX_SEGS - 1)]++;
3391 	}
3392 
3393 #ifdef QLNX_TRACE_PERF_DATA
3394         if (m_head->m_pkthdr.csum_flags & CSUM_TSO) {
3395                 if(m_head->m_pkthdr.len <= 2048)
3396                         fp->tx_pkts_hist[0]++;
3397                 else if((m_head->m_pkthdr.len > 2048) &&
3398 				(m_head->m_pkthdr.len <= 4096))
3399                         fp->tx_pkts_hist[1]++;
3400                 else if((m_head->m_pkthdr.len > 4096) &&
3401 				(m_head->m_pkthdr.len <= 8192))
3402                         fp->tx_pkts_hist[2]++;
3403                 else if((m_head->m_pkthdr.len > 8192) &&
3404 				(m_head->m_pkthdr.len <= 12288 ))
3405                         fp->tx_pkts_hist[3]++;
3406                 else if((m_head->m_pkthdr.len > 11288) &&
3407 				(m_head->m_pkthdr.len <= 16394))
3408                         fp->tx_pkts_hist[4]++;
3409                 else if((m_head->m_pkthdr.len > 16384) &&
3410 				(m_head->m_pkthdr.len <= 20480))
3411                         fp->tx_pkts_hist[5]++;
3412                 else if((m_head->m_pkthdr.len > 20480) &&
3413 				(m_head->m_pkthdr.len <= 24576))
3414                         fp->tx_pkts_hist[6]++;
3415                 else if((m_head->m_pkthdr.len > 24576) &&
3416 				(m_head->m_pkthdr.len <= 28672))
3417                         fp->tx_pkts_hist[7]++;
3418                 else if((m_head->m_pkthdr.len > 28762) &&
3419 				(m_head->m_pkthdr.len <= 32768))
3420                         fp->tx_pkts_hist[8]++;
3421                 else if((m_head->m_pkthdr.len > 32768) &&
3422 				(m_head->m_pkthdr.len <= 36864))
3423                         fp->tx_pkts_hist[9]++;
3424                 else if((m_head->m_pkthdr.len > 36864) &&
3425 				(m_head->m_pkthdr.len <= 40960))
3426                         fp->tx_pkts_hist[10]++;
3427                 else if((m_head->m_pkthdr.len > 40960) &&
3428 				(m_head->m_pkthdr.len <= 45056))
3429                         fp->tx_pkts_hist[11]++;
3430                 else if((m_head->m_pkthdr.len > 45056) &&
3431 				(m_head->m_pkthdr.len <= 49152))
3432                         fp->tx_pkts_hist[12]++;
3433                 else if((m_head->m_pkthdr.len > 49512) &&
3434 				m_head->m_pkthdr.len <= 53248))
3435                         fp->tx_pkts_hist[13]++;
3436                 else if((m_head->m_pkthdr.len > 53248) &&
3437 				(m_head->m_pkthdr.len <= 57344))
3438                         fp->tx_pkts_hist[14]++;
3439                 else if((m_head->m_pkthdr.len > 53248) &&
3440 				(m_head->m_pkthdr.len <= 57344))
3441                         fp->tx_pkts_hist[15]++;
3442                 else if((m_head->m_pkthdr.len > 57344) &&
3443 				(m_head->m_pkthdr.len <= 61440))
3444                         fp->tx_pkts_hist[16]++;
3445                 else
3446                         fp->tx_pkts_hist[17]++;
3447         }
3448 
3449         if (m_head->m_pkthdr.csum_flags & CSUM_TSO) {
3450                 elem_left =  ecore_chain_get_elem_left(&txq->tx_pbl);
3451                 bd_used = TX_RING_SIZE - elem_left;
3452 
3453                 if(bd_used <= 100)
3454                         fp->tx_pkts_q[0]++;
3455                 else if((bd_used > 100) && (bd_used <= 500))
3456                         fp->tx_pkts_q[1]++;
3457                 else if((bd_used > 500) && (bd_used <= 1000))
3458                         fp->tx_pkts_q[2]++;
3459                 else if((bd_used > 1000) && (bd_used <= 2000))
3460                         fp->tx_pkts_q[3]++;
3461                 else if((bd_used > 3000) && (bd_used <= 4000))
3462                         fp->tx_pkts_q[4]++;
3463                 else if((bd_used > 4000) && (bd_used <= 5000))
3464                         fp->tx_pkts_q[5]++;
3465                 else if((bd_used > 6000) && (bd_used <= 7000))
3466                         fp->tx_pkts_q[6]++;
3467                 else if((bd_used > 7000) && (bd_used <= 8000))
3468                         fp->tx_pkts_q[7]++;
3469                 else if((bd_used > 8000) && (bd_used <= 9000))
3470                         fp->tx_pkts_q[8]++;
3471                 else if((bd_used > 9000) && (bd_used <= 10000))
3472                         fp->tx_pkts_q[9]++;
3473                 else if((bd_used > 10000) && (bd_used <= 11000))
3474                         fp->tx_pkts_q[10]++;
3475                 else if((bd_used > 11000) && (bd_used <= 12000))
3476                         fp->tx_pkts_q[11]++;
3477                 else if((bd_used > 12000) && (bd_used <= 13000))
3478                         fp->tx_pkts_q[12]++;
3479                 else if((bd_used > 13000) && (bd_used <= 14000))
3480                         fp->tx_pkts_q[13]++;
3481                 else if((bd_used > 14000) && (bd_used <= 15000))
3482                         fp->tx_pkts_q[14]++;
3483                else if((bd_used > 15000) && (bd_used <= 16000))
3484                         fp->tx_pkts_q[15]++;
3485                 else
3486                         fp->tx_pkts_q[16]++;
3487         }
3488 
3489 #endif /* end of QLNX_TRACE_PERF_DATA */
3490 
3491 	if ((nsegs + QLNX_TX_ELEM_RESERVE) >
3492 		(int)(elem_left = ecore_chain_get_elem_left(&txq->tx_pbl))) {
3493 		QL_DPRINT1(ha, "(%d, 0x%x) insuffient BDs"
3494 			" in chain[%d] trying to free packets\n",
3495 			nsegs, elem_left, fp->rss_id);
3496 
3497 		fp->tx_nsegs_gt_elem_left++;
3498 
3499 		(void)qlnx_tx_int(ha, fp, txq);
3500 
3501 		if ((nsegs + QLNX_TX_ELEM_RESERVE) > (int)(elem_left =
3502 			ecore_chain_get_elem_left(&txq->tx_pbl))) {
3503 			QL_DPRINT1(ha,
3504 				"(%d, 0x%x) insuffient BDs in chain[%d]\n",
3505 				nsegs, elem_left, fp->rss_id);
3506 
3507 			fp->err_tx_nsegs_gt_elem_left++;
3508 			fp->tx_ring_full = 1;
3509 			if (ha->storm_stats_enable)
3510 				ha->storm_stats_gather = 1;
3511 			return (ENOBUFS);
3512 		}
3513 	}
3514 
3515 	bus_dmamap_sync(ha->tx_tag, map, BUS_DMASYNC_PREWRITE);
3516 
3517 	txq->sw_tx_ring[idx].mp = m_head;
3518 
3519 	first_bd = (struct eth_tx_1st_bd *)ecore_chain_produce(&txq->tx_pbl);
3520 
3521 	memset(first_bd, 0, sizeof(*first_bd));
3522 
3523 	first_bd->data.bd_flags.bitfields =
3524 		1 << ETH_TX_1ST_BD_FLAGS_START_BD_SHIFT;
3525 
3526 	BD_SET_UNMAP_ADDR_LEN(first_bd, segs->ds_addr, segs->ds_len);
3527 
3528 	nbd++;
3529 
3530 	if (m_head->m_pkthdr.csum_flags & CSUM_IP) {
3531 		first_bd->data.bd_flags.bitfields |=
3532 			(1 << ETH_TX_1ST_BD_FLAGS_IP_CSUM_SHIFT);
3533 	}
3534 
3535 	if (m_head->m_pkthdr.csum_flags &
3536 		(CSUM_UDP | CSUM_TCP | CSUM_TCP_IPV6 | CSUM_UDP_IPV6)) {
3537 		first_bd->data.bd_flags.bitfields |=
3538 			(1 << ETH_TX_1ST_BD_FLAGS_L4_CSUM_SHIFT);
3539 	}
3540 
3541         if (m_head->m_flags & M_VLANTAG) {
3542                 first_bd->data.vlan = m_head->m_pkthdr.ether_vtag;
3543 		first_bd->data.bd_flags.bitfields |=
3544 			(1 << ETH_TX_1ST_BD_FLAGS_VLAN_INSERTION_SHIFT);
3545         }
3546 
3547 	if (m_head->m_pkthdr.csum_flags & CSUM_TSO) {
3548                 first_bd->data.bd_flags.bitfields |=
3549 			(1 << ETH_TX_1ST_BD_FLAGS_LSO_SHIFT);
3550 		first_bd->data.bd_flags.bitfields |=
3551 			(1 << ETH_TX_1ST_BD_FLAGS_IP_CSUM_SHIFT);
3552 
3553 		nbds_in_hdr = 1;
3554 
3555 		if (offset == segs->ds_len) {
3556 			BD_SET_UNMAP_ADDR_LEN(first_bd, segs->ds_addr, offset);
3557 			segs++;
3558 			seg_idx++;
3559 
3560 			second_bd = (struct eth_tx_2nd_bd *)
3561 					ecore_chain_produce(&txq->tx_pbl);
3562 			memset(second_bd, 0, sizeof(*second_bd));
3563 			nbd++;
3564 
3565 			if (seg_idx < nsegs) {
3566 				BD_SET_UNMAP_ADDR_LEN(second_bd, \
3567 					(segs->ds_addr), (segs->ds_len));
3568 				segs++;
3569 				seg_idx++;
3570 			}
3571 
3572 			third_bd = (struct eth_tx_3rd_bd *)
3573 					ecore_chain_produce(&txq->tx_pbl);
3574 			memset(third_bd, 0, sizeof(*third_bd));
3575 			third_bd->data.lso_mss = m_head->m_pkthdr.tso_segsz;
3576 			third_bd->data.bitfields |=
3577 				(nbds_in_hdr<<ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT);
3578 			nbd++;
3579 
3580 			if (seg_idx < nsegs) {
3581 				BD_SET_UNMAP_ADDR_LEN(third_bd, \
3582 					(segs->ds_addr), (segs->ds_len));
3583 				segs++;
3584 				seg_idx++;
3585 			}
3586 
3587 			for (; seg_idx < nsegs; seg_idx++) {
3588 				tx_data_bd = (struct eth_tx_bd *)
3589 					ecore_chain_produce(&txq->tx_pbl);
3590 				memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3591 				BD_SET_UNMAP_ADDR_LEN(tx_data_bd, \
3592 					segs->ds_addr,\
3593 					segs->ds_len);
3594 				segs++;
3595 				nbd++;
3596 			}
3597 
3598 		} else if (offset < segs->ds_len) {
3599 			BD_SET_UNMAP_ADDR_LEN(first_bd, segs->ds_addr, offset);
3600 
3601 			second_bd = (struct eth_tx_2nd_bd *)
3602 					ecore_chain_produce(&txq->tx_pbl);
3603 			memset(second_bd, 0, sizeof(*second_bd));
3604 			BD_SET_UNMAP_ADDR_LEN(second_bd, \
3605 				(segs->ds_addr + offset),\
3606 				(segs->ds_len - offset));
3607 			nbd++;
3608 			segs++;
3609 
3610 			third_bd = (struct eth_tx_3rd_bd *)
3611 					ecore_chain_produce(&txq->tx_pbl);
3612 			memset(third_bd, 0, sizeof(*third_bd));
3613 
3614 			BD_SET_UNMAP_ADDR_LEN(third_bd, \
3615 					segs->ds_addr,\
3616 					segs->ds_len);
3617 			third_bd->data.lso_mss = m_head->m_pkthdr.tso_segsz;
3618 			third_bd->data.bitfields |=
3619 				(nbds_in_hdr<<ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT);
3620 			segs++;
3621 			nbd++;
3622 
3623 			for (seg_idx = 2; seg_idx < nsegs; seg_idx++) {
3624 				tx_data_bd = (struct eth_tx_bd *)
3625 					ecore_chain_produce(&txq->tx_pbl);
3626 				memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3627 				BD_SET_UNMAP_ADDR_LEN(tx_data_bd, \
3628 					segs->ds_addr,\
3629 					segs->ds_len);
3630 				segs++;
3631 				nbd++;
3632 			}
3633 
3634 		} else {
3635 			offset = offset - segs->ds_len;
3636 			segs++;
3637 
3638 			for (seg_idx = 1; seg_idx < nsegs; seg_idx++) {
3639 				if (offset)
3640 					nbds_in_hdr++;
3641 
3642 				tx_data_bd = (struct eth_tx_bd *)
3643 					ecore_chain_produce(&txq->tx_pbl);
3644 				memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3645 
3646 				if (second_bd == NULL) {
3647 					second_bd = (struct eth_tx_2nd_bd *)
3648 								tx_data_bd;
3649 				} else if (third_bd == NULL) {
3650 					third_bd = (struct eth_tx_3rd_bd *)
3651 								tx_data_bd;
3652 				}
3653 
3654 				if (offset && (offset < segs->ds_len)) {
3655 					BD_SET_UNMAP_ADDR_LEN(tx_data_bd,\
3656 						segs->ds_addr, offset);
3657 
3658 					tx_data_bd = (struct eth_tx_bd *)
3659 					ecore_chain_produce(&txq->tx_pbl);
3660 
3661 					memset(tx_data_bd, 0,
3662 						sizeof(*tx_data_bd));
3663 
3664 					if (second_bd == NULL) {
3665 						second_bd =
3666 					(struct eth_tx_2nd_bd *)tx_data_bd;
3667 					} else if (third_bd == NULL) {
3668 						third_bd =
3669 					(struct eth_tx_3rd_bd *)tx_data_bd;
3670 					}
3671 					BD_SET_UNMAP_ADDR_LEN(tx_data_bd,\
3672 						(segs->ds_addr + offset), \
3673 						(segs->ds_len - offset));
3674 					nbd++;
3675 					offset = 0;
3676 				} else {
3677 					if (offset)
3678 						offset = offset - segs->ds_len;
3679 					BD_SET_UNMAP_ADDR_LEN(tx_data_bd,\
3680 						segs->ds_addr, segs->ds_len);
3681 				}
3682 				segs++;
3683 				nbd++;
3684 			}
3685 
3686 			if (third_bd == NULL) {
3687 				third_bd = (struct eth_tx_3rd_bd *)
3688 					ecore_chain_produce(&txq->tx_pbl);
3689 				memset(third_bd, 0, sizeof(*third_bd));
3690 			}
3691 
3692 			third_bd->data.lso_mss = m_head->m_pkthdr.tso_segsz;
3693 			third_bd->data.bitfields |=
3694 				(nbds_in_hdr<<ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT);
3695 		}
3696 		fp->tx_tso_pkts++;
3697 	} else {
3698 		segs++;
3699 		for (seg_idx = 1; seg_idx < nsegs; seg_idx++) {
3700 			tx_data_bd = (struct eth_tx_bd *)
3701 					ecore_chain_produce(&txq->tx_pbl);
3702 			memset(tx_data_bd, 0, sizeof(*tx_data_bd));
3703 			BD_SET_UNMAP_ADDR_LEN(tx_data_bd, segs->ds_addr,\
3704 				segs->ds_len);
3705 			segs++;
3706 			nbd++;
3707 		}
3708 		first_bd->data.bitfields =
3709 			(m_head->m_pkthdr.len & ETH_TX_DATA_1ST_BD_PKT_LEN_MASK)
3710 				 << ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT;
3711 		first_bd->data.bitfields =
3712 			htole16(first_bd->data.bitfields);
3713 		fp->tx_non_tso_pkts++;
3714 	}
3715 
3716 	first_bd->data.nbds = nbd;
3717 
3718 	if (ha->dbg_trace_tso_pkt_len) {
3719 		if (fp->tx_tso_max_nsegs < nsegs)
3720 			fp->tx_tso_max_nsegs = nsegs;
3721 
3722 		if ((nsegs < fp->tx_tso_min_nsegs) || (!fp->tx_tso_min_nsegs))
3723 			fp->tx_tso_min_nsegs = nsegs;
3724 	}
3725 
3726 	txq->sw_tx_ring[idx].nsegs = nsegs;
3727 	txq->sw_tx_prod = (txq->sw_tx_prod + 1) & (TX_RING_SIZE - 1);
3728 
3729 	txq->tx_db.data.bd_prod =
3730 		htole16(ecore_chain_get_prod_idx(&txq->tx_pbl));
3731 
3732 	qlnx_txq_doorbell_wr32(ha, txq->doorbell_addr, txq->tx_db.raw);
3733 
3734 	QL_DPRINT8(ha, "exit[%d]\n", fp->rss_id);
3735 	return (0);
3736 }
3737 
3738 static void
3739 qlnx_stop(qlnx_host_t *ha)
3740 {
3741 	if_t		ifp = ha->ifp;
3742 	int		i;
3743 
3744 	if_setdrvflagbits(ifp, 0, (IFF_DRV_OACTIVE | IFF_DRV_RUNNING));
3745 
3746 	/*
3747 	 * We simply lock and unlock each fp->tx_mtx to
3748 	 * propagate the if_drv_flags
3749 	 * state to each tx thread
3750 	 */
3751         QL_DPRINT1(ha, "QLNX STATE = %d\n",ha->state);
3752 
3753 	if (ha->state == QLNX_STATE_OPEN) {
3754         	for (i = 0; i < ha->num_rss; i++) {
3755 			struct qlnx_fastpath *fp = &ha->fp_array[i];
3756 
3757 			mtx_lock(&fp->tx_mtx);
3758 			mtx_unlock(&fp->tx_mtx);
3759 
3760 			if (fp->fp_taskqueue != NULL)
3761 				taskqueue_enqueue(fp->fp_taskqueue,
3762 					&fp->fp_task);
3763 		}
3764 	}
3765 #ifdef QLNX_ENABLE_IWARP
3766 	if (qlnx_vf_device(ha) != 0) {
3767 		qlnx_rdma_dev_close(ha);
3768 	}
3769 #endif /* #ifdef QLNX_ENABLE_IWARP */
3770 
3771 	qlnx_unload(ha);
3772 
3773 	return;
3774 }
3775 
3776 static int
3777 qlnx_get_ifq_snd_maxlen(qlnx_host_t *ha)
3778 {
3779         return(TX_RING_SIZE - 1);
3780 }
3781 
3782 uint8_t *
3783 qlnx_get_mac_addr(qlnx_host_t *ha)
3784 {
3785 	struct ecore_hwfn	*p_hwfn;
3786 	unsigned char mac[ETHER_ADDR_LEN];
3787 	uint8_t			p_is_forced;
3788 
3789 	p_hwfn = &ha->cdev.hwfns[0];
3790 
3791 	if (qlnx_vf_device(ha) != 0)
3792 		return (p_hwfn->hw_info.hw_mac_addr);
3793 
3794 	ecore_vf_read_bulletin(p_hwfn, &p_is_forced);
3795 	if (ecore_vf_bulletin_get_forced_mac(p_hwfn, mac, &p_is_forced) ==
3796 		true) {
3797 		device_printf(ha->pci_dev, "%s: p_is_forced = %d"
3798 			" mac_addr = %02x:%02x:%02x:%02x:%02x:%02x\n", __func__,
3799 			p_is_forced, mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
3800         	memcpy(ha->primary_mac, mac, ETH_ALEN);
3801 	}
3802 
3803 	return (ha->primary_mac);
3804 }
3805 
3806 static uint32_t
3807 qlnx_get_optics(qlnx_host_t *ha, struct qlnx_link_output *if_link)
3808 {
3809 	uint32_t	ifm_type = 0;
3810 
3811 	switch (if_link->media_type) {
3812 	case MEDIA_MODULE_FIBER:
3813 	case MEDIA_UNSPECIFIED:
3814 		if (if_link->speed == (100 * 1000))
3815 			ifm_type = QLNX_IFM_100G_SR4;
3816 		else if (if_link->speed == (40 * 1000))
3817 			ifm_type = IFM_40G_SR4;
3818 		else if (if_link->speed == (25 * 1000))
3819 			ifm_type = QLNX_IFM_25G_SR;
3820 		else if (if_link->speed == (10 * 1000))
3821 			ifm_type = (IFM_10G_LR | IFM_10G_SR);
3822 		else if (if_link->speed == (1 * 1000))
3823 			ifm_type = (IFM_1000_SX | IFM_1000_LX);
3824 
3825 		break;
3826 
3827 	case MEDIA_DA_TWINAX:
3828 		if (if_link->speed == (100 * 1000))
3829 			ifm_type = QLNX_IFM_100G_CR4;
3830 		else if (if_link->speed == (40 * 1000))
3831 			ifm_type = IFM_40G_CR4;
3832 		else if (if_link->speed == (25 * 1000))
3833 			ifm_type = QLNX_IFM_25G_CR;
3834 		else if (if_link->speed == (10 * 1000))
3835 			ifm_type = IFM_10G_TWINAX;
3836 
3837 		break;
3838 
3839 	default :
3840 		ifm_type = IFM_UNKNOWN;
3841 		break;
3842 	}
3843 	return (ifm_type);
3844 }
3845 
3846 /*****************************************************************************
3847  * Interrupt Service Functions
3848  *****************************************************************************/
3849 
3850 static int
3851 qlnx_rx_jumbo_chain(qlnx_host_t *ha, struct qlnx_fastpath *fp,
3852 	struct mbuf *mp_head, uint16_t len)
3853 {
3854 	struct mbuf		*mp, *mpf, *mpl;
3855 	struct sw_rx_data	*sw_rx_data;
3856 	struct qlnx_rx_queue	*rxq;
3857 	uint16_t 		len_in_buffer;
3858 
3859 	rxq = fp->rxq;
3860 	mpf = mpl = mp = NULL;
3861 
3862 	while (len) {
3863         	rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3864 
3865                 sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
3866                 mp = sw_rx_data->data;
3867 
3868 		if (mp == NULL) {
3869                 	QL_DPRINT1(ha, "mp = NULL\n");
3870 			fp->err_rx_mp_null++;
3871         		rxq->sw_rx_cons  =
3872 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3873 
3874 			if (mpf != NULL)
3875 				m_freem(mpf);
3876 
3877 			return (-1);
3878 		}
3879 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
3880 			BUS_DMASYNC_POSTREAD);
3881 
3882                 if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
3883                         QL_DPRINT1(ha, "New buffer allocation failed, dropping"
3884 				" incoming packet and reusing its buffer\n");
3885 
3886                         qlnx_reuse_rx_data(rxq);
3887                         fp->err_rx_alloc_errors++;
3888 
3889 			if (mpf != NULL)
3890 				m_freem(mpf);
3891 
3892 			return (-1);
3893 		}
3894                 ecore_chain_consume(&rxq->rx_bd_ring);
3895 
3896 		if (len > rxq->rx_buf_size)
3897 			len_in_buffer = rxq->rx_buf_size;
3898 		else
3899 			len_in_buffer = len;
3900 
3901 		len = len - len_in_buffer;
3902 
3903 		mp->m_flags &= ~M_PKTHDR;
3904 		mp->m_next = NULL;
3905 		mp->m_len = len_in_buffer;
3906 
3907 		if (mpf == NULL)
3908 			mpf = mpl = mp;
3909 		else {
3910 			mpl->m_next = mp;
3911 			mpl = mp;
3912 		}
3913 	}
3914 
3915 	if (mpf != NULL)
3916 		mp_head->m_next = mpf;
3917 
3918 	return (0);
3919 }
3920 
3921 static void
3922 qlnx_tpa_start(qlnx_host_t *ha,
3923 	struct qlnx_fastpath *fp,
3924 	struct qlnx_rx_queue *rxq,
3925 	struct eth_fast_path_rx_tpa_start_cqe *cqe)
3926 {
3927 	uint32_t		agg_index;
3928         if_t ifp = ha->ifp;
3929 	struct mbuf		*mp;
3930 	struct mbuf		*mpf = NULL, *mpl = NULL, *mpc = NULL;
3931 	struct sw_rx_data	*sw_rx_data;
3932 	dma_addr_t		addr;
3933 	bus_dmamap_t		map;
3934 	struct eth_rx_bd	*rx_bd;
3935 	int			i;
3936 	uint8_t			hash_type;
3937 
3938 	agg_index = cqe->tpa_agg_index;
3939 
3940         QL_DPRINT7(ha, "[rss_id = %d]: enter\n \
3941                 \t type = 0x%x\n \
3942                 \t bitfields = 0x%x\n \
3943                 \t seg_len = 0x%x\n \
3944                 \t pars_flags = 0x%x\n \
3945                 \t vlan_tag = 0x%x\n \
3946                 \t rss_hash = 0x%x\n \
3947                 \t len_on_first_bd = 0x%x\n \
3948                 \t placement_offset = 0x%x\n \
3949                 \t tpa_agg_index = 0x%x\n \
3950                 \t header_len = 0x%x\n \
3951                 \t ext_bd_len_list[0] = 0x%x\n \
3952                 \t ext_bd_len_list[1] = 0x%x\n \
3953                 \t ext_bd_len_list[2] = 0x%x\n \
3954                 \t ext_bd_len_list[3] = 0x%x\n \
3955                 \t ext_bd_len_list[4] = 0x%x\n",
3956                 fp->rss_id, cqe->type, cqe->bitfields, cqe->seg_len,
3957                 cqe->pars_flags.flags, cqe->vlan_tag,
3958                 cqe->rss_hash, cqe->len_on_first_bd, cqe->placement_offset,
3959                 cqe->tpa_agg_index, cqe->header_len,
3960                 cqe->ext_bd_len_list[0], cqe->ext_bd_len_list[1],
3961                 cqe->ext_bd_len_list[2], cqe->ext_bd_len_list[3],
3962                 cqe->ext_bd_len_list[4]);
3963 
3964 	if (agg_index >= ETH_TPA_MAX_AGGS_NUM) {
3965 		fp->err_rx_tpa_invalid_agg_num++;
3966 		return;
3967 	}
3968 
3969 	sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
3970 	bus_dmamap_sync(ha->rx_tag, sw_rx_data->map, BUS_DMASYNC_POSTREAD);
3971 	mp = sw_rx_data->data;
3972 
3973 	QL_DPRINT7(ha, "[rss_id = %d]: mp = %p \n ", fp->rss_id, mp);
3974 
3975 	if (mp == NULL) {
3976                	QL_DPRINT7(ha, "[%d]: mp = NULL\n", fp->rss_id);
3977 		fp->err_rx_mp_null++;
3978        		rxq->sw_rx_cons = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
3979 
3980 		return;
3981 	}
3982 
3983 	if ((le16toh(cqe->pars_flags.flags)) & CQE_FLAGS_ERR) {
3984 		QL_DPRINT7(ha, "[%d]: CQE in CONS = %u has error,"
3985 			" flags = %x, dropping incoming packet\n", fp->rss_id,
3986 			rxq->sw_rx_cons, le16toh(cqe->pars_flags.flags));
3987 
3988 		fp->err_rx_hw_errors++;
3989 
3990 		qlnx_reuse_rx_data(rxq);
3991 
3992 		QLNX_INC_IERRORS(ifp);
3993 
3994 		return;
3995 	}
3996 
3997 	if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
3998 		QL_DPRINT7(ha, "[%d]: New buffer allocation failed,"
3999 			" dropping incoming packet and reusing its buffer\n",
4000 			fp->rss_id);
4001 
4002 		fp->err_rx_alloc_errors++;
4003 		QLNX_INC_IQDROPS(ifp);
4004 
4005 		/*
4006 		 * Load the tpa mbuf into the rx ring and save the
4007 		 * posted mbuf
4008 		 */
4009 
4010 		map = sw_rx_data->map;
4011 		addr = sw_rx_data->dma_addr;
4012 
4013 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_prod];
4014 
4015 		sw_rx_data->data = rxq->tpa_info[agg_index].rx_buf.data;
4016 		sw_rx_data->dma_addr = rxq->tpa_info[agg_index].rx_buf.dma_addr;
4017 		sw_rx_data->map = rxq->tpa_info[agg_index].rx_buf.map;
4018 
4019 		rxq->tpa_info[agg_index].rx_buf.data = mp;
4020 		rxq->tpa_info[agg_index].rx_buf.dma_addr = addr;
4021 		rxq->tpa_info[agg_index].rx_buf.map = map;
4022 
4023 		rx_bd = (struct eth_rx_bd *)
4024 				ecore_chain_produce(&rxq->rx_bd_ring);
4025 
4026 		rx_bd->addr.hi = htole32(U64_HI(sw_rx_data->dma_addr));
4027 		rx_bd->addr.lo = htole32(U64_LO(sw_rx_data->dma_addr));
4028 
4029 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4030 			BUS_DMASYNC_PREREAD);
4031 
4032 		rxq->sw_rx_prod = (rxq->sw_rx_prod + 1) & (RX_RING_SIZE - 1);
4033 		rxq->sw_rx_cons = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4034 
4035 		ecore_chain_consume(&rxq->rx_bd_ring);
4036 
4037 		/* Now reuse any buffers posted in ext_bd_len_list */
4038 		for (i = 0; i < ETH_TPA_CQE_START_LEN_LIST_SIZE; i++) {
4039 			if (cqe->ext_bd_len_list[i] == 0)
4040 				break;
4041 
4042 			qlnx_reuse_rx_data(rxq);
4043 		}
4044 
4045 		rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_ERROR;
4046 		return;
4047 	}
4048 
4049 	if (rxq->tpa_info[agg_index].agg_state != QLNX_AGG_STATE_NONE) {
4050 		QL_DPRINT7(ha, "[%d]: invalid aggregation state,"
4051 			" dropping incoming packet and reusing its buffer\n",
4052 			fp->rss_id);
4053 
4054 		QLNX_INC_IQDROPS(ifp);
4055 
4056 		/* if we already have mbuf head in aggregation free it */
4057 		if (rxq->tpa_info[agg_index].mpf) {
4058 			m_freem(rxq->tpa_info[agg_index].mpf);
4059 			rxq->tpa_info[agg_index].mpl = NULL;
4060 		}
4061 		rxq->tpa_info[agg_index].mpf = mp;
4062 		rxq->tpa_info[agg_index].mpl = NULL;
4063 
4064 		rxq->sw_rx_cons = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4065 		ecore_chain_consume(&rxq->rx_bd_ring);
4066 
4067 		/* Now reuse any buffers posted in ext_bd_len_list */
4068 		for (i = 0; i < ETH_TPA_CQE_START_LEN_LIST_SIZE; i++) {
4069 			if (cqe->ext_bd_len_list[i] == 0)
4070 				break;
4071 
4072 			qlnx_reuse_rx_data(rxq);
4073 		}
4074 		rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_ERROR;
4075 
4076 		return;
4077 	}
4078 
4079 	/*
4080 	 * first process the ext_bd_len_list
4081 	 * if this fails then we simply drop the packet
4082 	 */
4083 	ecore_chain_consume(&rxq->rx_bd_ring);
4084 	rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4085 
4086 	for (i = 0; i < ETH_TPA_CQE_START_LEN_LIST_SIZE; i++) {
4087 		QL_DPRINT7(ha, "[%d]: 4\n ", fp->rss_id);
4088 
4089 		if (cqe->ext_bd_len_list[i] == 0)
4090 			break;
4091 
4092 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
4093 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4094 			BUS_DMASYNC_POSTREAD);
4095 
4096 		mpc = sw_rx_data->data;
4097 
4098 		if (mpc == NULL) {
4099 			QL_DPRINT7(ha, "[%d]: mpc = NULL\n", fp->rss_id);
4100 			fp->err_rx_mp_null++;
4101 			if (mpf != NULL)
4102 				m_freem(mpf);
4103 			mpf = mpl = NULL;
4104 			rxq->tpa_info[agg_index].agg_state =
4105 						QLNX_AGG_STATE_ERROR;
4106 			ecore_chain_consume(&rxq->rx_bd_ring);
4107 			rxq->sw_rx_cons =
4108 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4109 			continue;
4110 		}
4111 
4112 		if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4113 			QL_DPRINT7(ha, "[%d]: New buffer allocation failed,"
4114 				" dropping incoming packet and reusing its"
4115 				" buffer\n", fp->rss_id);
4116 
4117 			qlnx_reuse_rx_data(rxq);
4118 
4119 			if (mpf != NULL)
4120 				m_freem(mpf);
4121 			mpf = mpl = NULL;
4122 
4123 			rxq->tpa_info[agg_index].agg_state =
4124 						QLNX_AGG_STATE_ERROR;
4125 
4126 			ecore_chain_consume(&rxq->rx_bd_ring);
4127 			rxq->sw_rx_cons =
4128 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4129 
4130 			continue;
4131 		}
4132 
4133 		mpc->m_flags &= ~M_PKTHDR;
4134 		mpc->m_next = NULL;
4135 		mpc->m_len = cqe->ext_bd_len_list[i];
4136 
4137 		if (mpf == NULL) {
4138 			mpf = mpl = mpc;
4139 		} else {
4140 			mpl->m_len = ha->rx_buf_size;
4141 			mpl->m_next = mpc;
4142 			mpl = mpc;
4143 		}
4144 
4145 		ecore_chain_consume(&rxq->rx_bd_ring);
4146 		rxq->sw_rx_cons =
4147 			(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4148 	}
4149 
4150 	if (rxq->tpa_info[agg_index].agg_state != QLNX_AGG_STATE_NONE) {
4151 		QL_DPRINT7(ha, "[%d]: invalid aggregation state, dropping"
4152 			" incoming packet and reusing its buffer\n",
4153 			fp->rss_id);
4154 
4155 		QLNX_INC_IQDROPS(ifp);
4156 
4157 		rxq->tpa_info[agg_index].mpf = mp;
4158 		rxq->tpa_info[agg_index].mpl = NULL;
4159 
4160 		return;
4161 	}
4162 
4163         rxq->tpa_info[agg_index].placement_offset = cqe->placement_offset;
4164 
4165         if (mpf != NULL) {
4166                 mp->m_len = ha->rx_buf_size;
4167                 mp->m_next = mpf;
4168                 rxq->tpa_info[agg_index].mpf = mp;
4169                 rxq->tpa_info[agg_index].mpl = mpl;
4170         } else {
4171                 mp->m_len = cqe->len_on_first_bd + cqe->placement_offset;
4172                 rxq->tpa_info[agg_index].mpf = mp;
4173                 rxq->tpa_info[agg_index].mpl = mp;
4174                 mp->m_next = NULL;
4175         }
4176 
4177 	mp->m_flags |= M_PKTHDR;
4178 
4179 	/* assign packet to this interface interface */
4180 	mp->m_pkthdr.rcvif = ifp;
4181 
4182 	/* assume no hardware checksum has complated */
4183 	mp->m_pkthdr.csum_flags = 0;
4184 
4185 	//mp->m_pkthdr.flowid = fp->rss_id;
4186 	mp->m_pkthdr.flowid = cqe->rss_hash;
4187 
4188 	hash_type = cqe->bitfields &
4189 			(ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_MASK <<
4190 			ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_SHIFT);
4191 
4192 	switch (hash_type) {
4193 	case RSS_HASH_TYPE_IPV4:
4194 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV4);
4195 		break;
4196 
4197 	case RSS_HASH_TYPE_TCP_IPV4:
4198 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV4);
4199 		break;
4200 
4201 	case RSS_HASH_TYPE_IPV6:
4202 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV6);
4203 		break;
4204 
4205 	case RSS_HASH_TYPE_TCP_IPV6:
4206 		M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV6);
4207 		break;
4208 
4209 	default:
4210 		M_HASHTYPE_SET(mp, M_HASHTYPE_OPAQUE);
4211 		break;
4212 	}
4213 
4214 	mp->m_pkthdr.csum_flags |= (CSUM_IP_CHECKED | CSUM_IP_VALID |
4215 					CSUM_DATA_VALID | CSUM_PSEUDO_HDR);
4216 
4217 	mp->m_pkthdr.csum_data = 0xFFFF;
4218 
4219 	if (CQE_HAS_VLAN(cqe->pars_flags.flags)) {
4220 		mp->m_pkthdr.ether_vtag = le16toh(cqe->vlan_tag);
4221 		mp->m_flags |= M_VLANTAG;
4222 	}
4223 
4224 	rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_START;
4225 
4226         QL_DPRINT7(ha, "[%d]: 5\n\tagg_state = %d\n\t mpf = %p mpl = %p\n",
4227 		fp->rss_id, rxq->tpa_info[agg_index].agg_state,
4228                 rxq->tpa_info[agg_index].mpf, rxq->tpa_info[agg_index].mpl);
4229 
4230 	return;
4231 }
4232 
4233 static void
4234 qlnx_tpa_cont(qlnx_host_t *ha, struct qlnx_fastpath *fp,
4235 	struct qlnx_rx_queue *rxq,
4236 	struct eth_fast_path_rx_tpa_cont_cqe *cqe)
4237 {
4238 	struct sw_rx_data	*sw_rx_data;
4239 	int			i;
4240 	struct mbuf		*mpf = NULL, *mpl = NULL, *mpc = NULL;
4241 	struct mbuf		*mp;
4242 	uint32_t		agg_index;
4243 
4244         QL_DPRINT7(ha, "[%d]: enter\n \
4245                 \t type = 0x%x\n \
4246                 \t tpa_agg_index = 0x%x\n \
4247                 \t len_list[0] = 0x%x\n \
4248                 \t len_list[1] = 0x%x\n \
4249                 \t len_list[2] = 0x%x\n \
4250                 \t len_list[3] = 0x%x\n \
4251                 \t len_list[4] = 0x%x\n \
4252                 \t len_list[5] = 0x%x\n",
4253                 fp->rss_id, cqe->type, cqe->tpa_agg_index,
4254                 cqe->len_list[0], cqe->len_list[1], cqe->len_list[2],
4255                 cqe->len_list[3], cqe->len_list[4], cqe->len_list[5]);
4256 
4257 	agg_index = cqe->tpa_agg_index;
4258 
4259 	if (agg_index >= ETH_TPA_MAX_AGGS_NUM) {
4260 		QL_DPRINT7(ha, "[%d]: 0\n ", fp->rss_id);
4261 		fp->err_rx_tpa_invalid_agg_num++;
4262 		return;
4263 	}
4264 
4265 	for (i = 0; i < ETH_TPA_CQE_CONT_LEN_LIST_SIZE; i++) {
4266 		QL_DPRINT7(ha, "[%d]: 1\n ", fp->rss_id);
4267 
4268 		if (cqe->len_list[i] == 0)
4269 			break;
4270 
4271 		if (rxq->tpa_info[agg_index].agg_state !=
4272 			QLNX_AGG_STATE_START) {
4273 			qlnx_reuse_rx_data(rxq);
4274 			continue;
4275 		}
4276 
4277 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
4278 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4279 			BUS_DMASYNC_POSTREAD);
4280 
4281 		mpc = sw_rx_data->data;
4282 
4283 		if (mpc == NULL) {
4284 			QL_DPRINT7(ha, "[%d]: mpc = NULL\n", fp->rss_id);
4285 
4286 			fp->err_rx_mp_null++;
4287 			if (mpf != NULL)
4288 				m_freem(mpf);
4289 			mpf = mpl = NULL;
4290 			rxq->tpa_info[agg_index].agg_state =
4291 						QLNX_AGG_STATE_ERROR;
4292 			ecore_chain_consume(&rxq->rx_bd_ring);
4293 			rxq->sw_rx_cons =
4294 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4295 			continue;
4296 		}
4297 
4298 		if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4299 			QL_DPRINT7(ha, "[%d]: New buffer allocation failed,"
4300 				" dropping incoming packet and reusing its"
4301 				" buffer\n", fp->rss_id);
4302 
4303 			qlnx_reuse_rx_data(rxq);
4304 
4305 			if (mpf != NULL)
4306 				m_freem(mpf);
4307 			mpf = mpl = NULL;
4308 
4309 			rxq->tpa_info[agg_index].agg_state =
4310 						QLNX_AGG_STATE_ERROR;
4311 
4312 			ecore_chain_consume(&rxq->rx_bd_ring);
4313 			rxq->sw_rx_cons =
4314 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4315 
4316 			continue;
4317 		}
4318 
4319 		mpc->m_flags &= ~M_PKTHDR;
4320 		mpc->m_next = NULL;
4321 		mpc->m_len = cqe->len_list[i];
4322 
4323 		if (mpf == NULL) {
4324 			mpf = mpl = mpc;
4325 		} else {
4326 			mpl->m_len = ha->rx_buf_size;
4327 			mpl->m_next = mpc;
4328 			mpl = mpc;
4329 		}
4330 
4331 		ecore_chain_consume(&rxq->rx_bd_ring);
4332 		rxq->sw_rx_cons =
4333 			(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4334 	}
4335 
4336         QL_DPRINT7(ha, "[%d]: 2\n" "\tmpf = %p mpl = %p\n",
4337                   fp->rss_id, mpf, mpl);
4338 
4339 	if (mpf != NULL) {
4340 		mp = rxq->tpa_info[agg_index].mpl;
4341 		mp->m_len = ha->rx_buf_size;
4342 		mp->m_next = mpf;
4343 		rxq->tpa_info[agg_index].mpl = mpl;
4344 	}
4345 
4346 	return;
4347 }
4348 
4349 static int
4350 qlnx_tpa_end(qlnx_host_t *ha, struct qlnx_fastpath *fp,
4351 	struct qlnx_rx_queue *rxq,
4352 	struct eth_fast_path_rx_tpa_end_cqe *cqe)
4353 {
4354 	struct sw_rx_data	*sw_rx_data;
4355 	int			i;
4356 	struct mbuf		*mpf = NULL, *mpl = NULL, *mpc = NULL;
4357 	struct mbuf		*mp;
4358 	uint32_t		agg_index;
4359 	uint32_t		len = 0;
4360         if_t ifp = ha->ifp;
4361 
4362         QL_DPRINT7(ha, "[%d]: enter\n \
4363                 \t type = 0x%x\n \
4364                 \t tpa_agg_index = 0x%x\n \
4365                 \t total_packet_len = 0x%x\n \
4366                 \t num_of_bds = 0x%x\n \
4367                 \t end_reason = 0x%x\n \
4368                 \t num_of_coalesced_segs = 0x%x\n \
4369                 \t ts_delta = 0x%x\n \
4370                 \t len_list[0] = 0x%x\n \
4371                 \t len_list[1] = 0x%x\n \
4372                 \t len_list[2] = 0x%x\n \
4373                 \t len_list[3] = 0x%x\n",
4374                  fp->rss_id, cqe->type, cqe->tpa_agg_index,
4375                 cqe->total_packet_len, cqe->num_of_bds,
4376                 cqe->end_reason, cqe->num_of_coalesced_segs, cqe->ts_delta,
4377                 cqe->len_list[0], cqe->len_list[1], cqe->len_list[2],
4378                 cqe->len_list[3]);
4379 
4380 	agg_index = cqe->tpa_agg_index;
4381 
4382 	if (agg_index >= ETH_TPA_MAX_AGGS_NUM) {
4383 		QL_DPRINT7(ha, "[%d]: 0\n ", fp->rss_id);
4384 
4385 		fp->err_rx_tpa_invalid_agg_num++;
4386 		return (0);
4387 	}
4388 
4389 	for (i = 0; i < ETH_TPA_CQE_END_LEN_LIST_SIZE; i++) {
4390 		QL_DPRINT7(ha, "[%d]: 1\n ", fp->rss_id);
4391 
4392 		if (cqe->len_list[i] == 0)
4393 			break;
4394 
4395 		if (rxq->tpa_info[agg_index].agg_state !=
4396 			QLNX_AGG_STATE_START) {
4397 			QL_DPRINT7(ha, "[%d]: 2\n ", fp->rss_id);
4398 
4399 			qlnx_reuse_rx_data(rxq);
4400 			continue;
4401 		}
4402 
4403 		sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
4404 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4405 			BUS_DMASYNC_POSTREAD);
4406 
4407 		mpc = sw_rx_data->data;
4408 
4409 		if (mpc == NULL) {
4410 			QL_DPRINT7(ha, "[%d]: mpc = NULL\n", fp->rss_id);
4411 
4412 			fp->err_rx_mp_null++;
4413 			if (mpf != NULL)
4414 				m_freem(mpf);
4415 			mpf = mpl = NULL;
4416 			rxq->tpa_info[agg_index].agg_state =
4417 						QLNX_AGG_STATE_ERROR;
4418 			ecore_chain_consume(&rxq->rx_bd_ring);
4419 			rxq->sw_rx_cons =
4420 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4421 			continue;
4422 		}
4423 
4424 		if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4425 			QL_DPRINT7(ha, "[%d]: New buffer allocation failed,"
4426 				" dropping incoming packet and reusing its"
4427 				" buffer\n", fp->rss_id);
4428 
4429 			qlnx_reuse_rx_data(rxq);
4430 
4431 			if (mpf != NULL)
4432 				m_freem(mpf);
4433 			mpf = mpl = NULL;
4434 
4435 			rxq->tpa_info[agg_index].agg_state =
4436 						QLNX_AGG_STATE_ERROR;
4437 
4438 			ecore_chain_consume(&rxq->rx_bd_ring);
4439 			rxq->sw_rx_cons =
4440 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4441 
4442 			continue;
4443 		}
4444 
4445 		mpc->m_flags &= ~M_PKTHDR;
4446 		mpc->m_next = NULL;
4447 		mpc->m_len = cqe->len_list[i];
4448 
4449 		if (mpf == NULL) {
4450 			mpf = mpl = mpc;
4451 		} else {
4452 			mpl->m_len = ha->rx_buf_size;
4453 			mpl->m_next = mpc;
4454 			mpl = mpc;
4455 		}
4456 
4457 		ecore_chain_consume(&rxq->rx_bd_ring);
4458 		rxq->sw_rx_cons =
4459 			(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4460 	}
4461 
4462 	QL_DPRINT7(ha, "[%d]: 5\n ", fp->rss_id);
4463 
4464 	if (mpf != NULL) {
4465 		QL_DPRINT7(ha, "[%d]: 6\n ", fp->rss_id);
4466 
4467 		mp = rxq->tpa_info[agg_index].mpl;
4468 		mp->m_len = ha->rx_buf_size;
4469 		mp->m_next = mpf;
4470 	}
4471 
4472 	if (rxq->tpa_info[agg_index].agg_state != QLNX_AGG_STATE_START) {
4473 		QL_DPRINT7(ha, "[%d]: 7\n ", fp->rss_id);
4474 
4475 		if (rxq->tpa_info[agg_index].mpf != NULL)
4476 			m_freem(rxq->tpa_info[agg_index].mpf);
4477 		rxq->tpa_info[agg_index].mpf = NULL;
4478 		rxq->tpa_info[agg_index].mpl = NULL;
4479 		rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_NONE;
4480 		return (0);
4481 	}
4482 
4483 	mp = rxq->tpa_info[agg_index].mpf;
4484 	m_adj(mp, rxq->tpa_info[agg_index].placement_offset);
4485 	mp->m_pkthdr.len = cqe->total_packet_len;
4486 
4487 	if (mp->m_next  == NULL)
4488 		mp->m_len = mp->m_pkthdr.len;
4489 	else {
4490 		/* compute the total packet length */
4491 		mpf = mp;
4492 		while (mpf != NULL) {
4493 			len += mpf->m_len;
4494 			mpf = mpf->m_next;
4495 		}
4496 
4497 		if (cqe->total_packet_len > len) {
4498 			mpl = rxq->tpa_info[agg_index].mpl;
4499 			mpl->m_len += (cqe->total_packet_len - len);
4500 		}
4501 	}
4502 
4503 	QLNX_INC_IPACKETS(ifp);
4504 	QLNX_INC_IBYTES(ifp, (cqe->total_packet_len));
4505 
4506         QL_DPRINT7(ha, "[%d]: 8 csum_data = 0x%x csum_flags = 0x%" PRIu64 "\n \
4507 		m_len = 0x%x m_pkthdr_len = 0x%x\n",
4508                 fp->rss_id, mp->m_pkthdr.csum_data,
4509                 (uint64_t)mp->m_pkthdr.csum_flags, mp->m_len, mp->m_pkthdr.len);
4510 
4511 	if_input(ifp, mp);
4512 
4513 	rxq->tpa_info[agg_index].mpf = NULL;
4514 	rxq->tpa_info[agg_index].mpl = NULL;
4515 	rxq->tpa_info[agg_index].agg_state = QLNX_AGG_STATE_NONE;
4516 
4517 	return (cqe->num_of_coalesced_segs);
4518 }
4519 
4520 static int
4521 qlnx_rx_int(qlnx_host_t *ha, struct qlnx_fastpath *fp, int budget,
4522 	int lro_enable)
4523 {
4524         uint16_t		hw_comp_cons, sw_comp_cons;
4525         int			rx_pkt = 0;
4526         struct qlnx_rx_queue	*rxq = fp->rxq;
4527         if_t ifp = ha->ifp;
4528 	struct ecore_dev	*cdev = &ha->cdev;
4529 	struct ecore_hwfn       *p_hwfn;
4530 
4531 #ifdef QLNX_SOFT_LRO
4532 	struct lro_ctrl		*lro;
4533 
4534 	lro = &rxq->lro;
4535 #endif /* #ifdef QLNX_SOFT_LRO */
4536 
4537         hw_comp_cons = le16toh(*rxq->hw_cons_ptr);
4538         sw_comp_cons = ecore_chain_get_cons_idx(&rxq->rx_comp_ring);
4539 
4540 	p_hwfn = &ha->cdev.hwfns[(fp->rss_id % cdev->num_hwfns)];
4541 
4542         /* Memory barrier to prevent the CPU from doing speculative reads of CQE
4543          * / BD in the while-loop before reading hw_comp_cons. If the CQE is
4544          * read before it is written by FW, then FW writes CQE and SB, and then
4545          * the CPU reads the hw_comp_cons, it will use an old CQE.
4546          */
4547 
4548         /* Loop to complete all indicated BDs */
4549         while (sw_comp_cons != hw_comp_cons) {
4550                 union eth_rx_cqe		*cqe;
4551                 struct eth_fast_path_rx_reg_cqe	*fp_cqe;
4552                 struct sw_rx_data		*sw_rx_data;
4553 		register struct mbuf		*mp;
4554                 enum eth_rx_cqe_type		cqe_type;
4555                 uint16_t			len, pad, len_on_first_bd;
4556                 uint8_t				*data;
4557 		uint8_t				hash_type;
4558 
4559                 /* Get the CQE from the completion ring */
4560                 cqe = (union eth_rx_cqe *)
4561                         ecore_chain_consume(&rxq->rx_comp_ring);
4562                 cqe_type = cqe->fast_path_regular.type;
4563 
4564                 if (cqe_type == ETH_RX_CQE_TYPE_SLOW_PATH) {
4565                         QL_DPRINT3(ha, "Got a slowath CQE\n");
4566 
4567                         ecore_eth_cqe_completion(p_hwfn,
4568                                         (struct eth_slow_path_rx_cqe *)cqe);
4569                         goto next_cqe;
4570                 }
4571 
4572 		if (cqe_type != ETH_RX_CQE_TYPE_REGULAR) {
4573 			switch (cqe_type) {
4574 			case ETH_RX_CQE_TYPE_TPA_START:
4575 				qlnx_tpa_start(ha, fp, rxq,
4576 					&cqe->fast_path_tpa_start);
4577 				fp->tpa_start++;
4578 				break;
4579 
4580 			case ETH_RX_CQE_TYPE_TPA_CONT:
4581 				qlnx_tpa_cont(ha, fp, rxq,
4582 					&cqe->fast_path_tpa_cont);
4583 				fp->tpa_cont++;
4584 				break;
4585 
4586 			case ETH_RX_CQE_TYPE_TPA_END:
4587 				rx_pkt += qlnx_tpa_end(ha, fp, rxq,
4588 						&cqe->fast_path_tpa_end);
4589 				fp->tpa_end++;
4590 				break;
4591 
4592 			default:
4593 				break;
4594 			}
4595 
4596                         goto next_cqe;
4597 		}
4598 
4599                 /* Get the data from the SW ring */
4600                 sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_cons];
4601                 mp = sw_rx_data->data;
4602 
4603 		if (mp == NULL) {
4604                 	QL_DPRINT1(ha, "mp = NULL\n");
4605 			fp->err_rx_mp_null++;
4606         		rxq->sw_rx_cons  =
4607 				(rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4608 			goto next_cqe;
4609 		}
4610 		bus_dmamap_sync(ha->rx_tag, sw_rx_data->map,
4611 			BUS_DMASYNC_POSTREAD);
4612 
4613                 /* non GRO */
4614                 fp_cqe = &cqe->fast_path_regular;/* MK CR TPA check assembly */
4615                 len =  le16toh(fp_cqe->pkt_len);
4616                 pad = fp_cqe->placement_offset;
4617 #if 0
4618 		QL_DPRINT3(ha, "CQE type = %x, flags = %x, vlan = %x,"
4619 			" len %u, parsing flags = %d pad  = %d\n",
4620 			cqe_type, fp_cqe->bitfields,
4621 			le16toh(fp_cqe->vlan_tag),
4622 			len, le16toh(fp_cqe->pars_flags.flags), pad);
4623 #endif
4624 		data = mtod(mp, uint8_t *);
4625 		data = data + pad;
4626 
4627 		if (0)
4628 			qlnx_dump_buf8(ha, __func__, data, len);
4629 
4630                 /* For every Rx BD consumed, we allocate a new BD so the BD ring
4631                  * is always with a fixed size. If allocation fails, we take the
4632                  * consumed BD and return it to the ring in the PROD position.
4633                  * The packet that was received on that BD will be dropped (and
4634                  * not passed to the upper stack).
4635                  */
4636 		/* If this is an error packet then drop it */
4637 		if ((le16toh(cqe->fast_path_regular.pars_flags.flags)) &
4638 			CQE_FLAGS_ERR) {
4639 			QL_DPRINT1(ha, "CQE in CONS = %u has error, flags = %x,"
4640 				" dropping incoming packet\n", sw_comp_cons,
4641 			le16toh(cqe->fast_path_regular.pars_flags.flags));
4642 			fp->err_rx_hw_errors++;
4643 
4644                         qlnx_reuse_rx_data(rxq);
4645 
4646 			QLNX_INC_IERRORS(ifp);
4647 
4648 			goto next_cqe;
4649 		}
4650 
4651                 if (qlnx_alloc_rx_buffer(ha, rxq) != 0) {
4652                         QL_DPRINT1(ha, "New buffer allocation failed, dropping"
4653 				" incoming packet and reusing its buffer\n");
4654                         qlnx_reuse_rx_data(rxq);
4655 
4656                         fp->err_rx_alloc_errors++;
4657 
4658 			QLNX_INC_IQDROPS(ifp);
4659 
4660                         goto next_cqe;
4661                 }
4662 
4663                 ecore_chain_consume(&rxq->rx_bd_ring);
4664 
4665 		len_on_first_bd = fp_cqe->len_on_first_bd;
4666 		m_adj(mp, pad);
4667 		mp->m_pkthdr.len = len;
4668 
4669 		if ((len > 60 ) && (len > len_on_first_bd)) {
4670 			mp->m_len = len_on_first_bd;
4671 
4672 			if (qlnx_rx_jumbo_chain(ha, fp, mp,
4673 				(len - len_on_first_bd)) != 0) {
4674 				m_freem(mp);
4675 
4676 				QLNX_INC_IQDROPS(ifp);
4677 
4678                         	goto next_cqe;
4679 			}
4680 
4681 		} else if (len_on_first_bd < len) {
4682 			fp->err_rx_jumbo_chain_pkts++;
4683 		} else {
4684 			mp->m_len = len;
4685 		}
4686 
4687 		mp->m_flags |= M_PKTHDR;
4688 
4689 		/* assign packet to this interface interface */
4690 		mp->m_pkthdr.rcvif = ifp;
4691 
4692 		/* assume no hardware checksum has complated */
4693 		mp->m_pkthdr.csum_flags = 0;
4694 
4695 		mp->m_pkthdr.flowid = fp_cqe->rss_hash;
4696 
4697 		hash_type = fp_cqe->bitfields &
4698 				(ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_MASK <<
4699 				ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_SHIFT);
4700 
4701 		switch (hash_type) {
4702 		case RSS_HASH_TYPE_IPV4:
4703 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV4);
4704 			break;
4705 
4706 		case RSS_HASH_TYPE_TCP_IPV4:
4707 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV4);
4708 			break;
4709 
4710 		case RSS_HASH_TYPE_IPV6:
4711 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_IPV6);
4712 			break;
4713 
4714 		case RSS_HASH_TYPE_TCP_IPV6:
4715 			M_HASHTYPE_SET(mp, M_HASHTYPE_RSS_TCP_IPV6);
4716 			break;
4717 
4718 		default:
4719 			M_HASHTYPE_SET(mp, M_HASHTYPE_OPAQUE);
4720 			break;
4721 		}
4722 
4723 		if (CQE_L3_PACKET(fp_cqe->pars_flags.flags)) {
4724 			mp->m_pkthdr.csum_flags |= CSUM_IP_CHECKED;
4725 		}
4726 
4727 		if (!(CQE_IP_HDR_ERR(fp_cqe->pars_flags.flags))) {
4728 			mp->m_pkthdr.csum_flags |= CSUM_IP_VALID;
4729 		}
4730 
4731 		if (CQE_L4_HAS_CSUM(fp_cqe->pars_flags.flags)) {
4732 			mp->m_pkthdr.csum_data = 0xFFFF;
4733 			mp->m_pkthdr.csum_flags |=
4734 				(CSUM_DATA_VALID | CSUM_PSEUDO_HDR);
4735 		}
4736 
4737 		if (CQE_HAS_VLAN(fp_cqe->pars_flags.flags)) {
4738 			mp->m_pkthdr.ether_vtag = le16toh(fp_cqe->vlan_tag);
4739 			mp->m_flags |= M_VLANTAG;
4740 		}
4741 
4742 		QLNX_INC_IPACKETS(ifp);
4743 		QLNX_INC_IBYTES(ifp, len);
4744 
4745 #ifdef QLNX_SOFT_LRO
4746 		if (lro_enable)
4747 			tcp_lro_queue_mbuf(lro, mp);
4748 		else
4749 			if_input(ifp, mp);
4750 #else
4751 
4752 		if_input(ifp, mp);
4753 
4754 #endif /* #ifdef QLNX_SOFT_LRO */
4755 
4756                 rx_pkt++;
4757 
4758         	rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
4759 
4760 next_cqe:	/* don't consume bd rx buffer */
4761                 ecore_chain_recycle_consumed(&rxq->rx_comp_ring);
4762                 sw_comp_cons = ecore_chain_get_cons_idx(&rxq->rx_comp_ring);
4763 
4764 		/* CR TPA - revisit how to handle budget in TPA perhaps
4765 		   increase on "end" */
4766                 if (rx_pkt == budget)
4767                         break;
4768         } /* repeat while sw_comp_cons != hw_comp_cons... */
4769 
4770         /* Update producers */
4771         qlnx_update_rx_prod(p_hwfn, rxq);
4772 
4773         return rx_pkt;
4774 }
4775 
4776 /*
4777  * fast path interrupt
4778  */
4779 
4780 static void
4781 qlnx_fp_isr(void *arg)
4782 {
4783         qlnx_ivec_t		*ivec = arg;
4784         qlnx_host_t		*ha;
4785         struct qlnx_fastpath	*fp = NULL;
4786         int			idx;
4787 
4788         ha = ivec->ha;
4789 
4790         if (ha->state != QLNX_STATE_OPEN) {
4791                 return;
4792         }
4793 
4794         idx = ivec->rss_idx;
4795 
4796         if ((idx = ivec->rss_idx) >= ha->num_rss) {
4797                 QL_DPRINT1(ha, "illegal interrupt[%d]\n", idx);
4798                 ha->err_illegal_intr++;
4799                 return;
4800         }
4801         fp = &ha->fp_array[idx];
4802 
4803         if (fp == NULL) {
4804                 ha->err_fp_null++;
4805         } else {
4806 		int			rx_int = 0;
4807 #ifdef QLNX_SOFT_LRO
4808 		int			total_rx_count = 0;
4809 #endif
4810 		int 			lro_enable, tc;
4811 		struct qlnx_tx_queue	*txq;
4812 		uint16_t		elem_left;
4813 
4814 		lro_enable = if_getcapenable(ha->ifp) & IFCAP_LRO;
4815 
4816                 ecore_sb_ack(fp->sb_info, IGU_INT_DISABLE, 0);
4817 
4818                 do {
4819                         for (tc = 0; tc < ha->num_tc; tc++) {
4820 				txq = fp->txq[tc];
4821 
4822 				if((int)(elem_left =
4823 					ecore_chain_get_elem_left(&txq->tx_pbl)) <
4824 						QLNX_TX_ELEM_THRESH)  {
4825                                 	if (mtx_trylock(&fp->tx_mtx)) {
4826 #ifdef QLNX_TRACE_PERF_DATA
4827 						tx_compl = fp->tx_pkts_completed;
4828 #endif
4829 
4830 						qlnx_tx_int(ha, fp, fp->txq[tc]);
4831 #ifdef QLNX_TRACE_PERF_DATA
4832 						fp->tx_pkts_compl_intr +=
4833 							(fp->tx_pkts_completed - tx_compl);
4834 						if ((fp->tx_pkts_completed - tx_compl) <= 32)
4835 							fp->tx_comInt[0]++;
4836 						else if (((fp->tx_pkts_completed - tx_compl) > 32) &&
4837 							((fp->tx_pkts_completed - tx_compl) <= 64))
4838 							fp->tx_comInt[1]++;
4839 						else if(((fp->tx_pkts_completed - tx_compl) > 64) &&
4840 							((fp->tx_pkts_completed - tx_compl) <= 128))
4841 							fp->tx_comInt[2]++;
4842 						else if(((fp->tx_pkts_completed - tx_compl) > 128))
4843 							fp->tx_comInt[3]++;
4844 #endif
4845 						mtx_unlock(&fp->tx_mtx);
4846 					}
4847 				}
4848                         }
4849 
4850                         rx_int = qlnx_rx_int(ha, fp, ha->rx_pkt_threshold,
4851                                         lro_enable);
4852 
4853                         if (rx_int) {
4854                                 fp->rx_pkts += rx_int;
4855 #ifdef QLNX_SOFT_LRO
4856                                 total_rx_count += rx_int;
4857 #endif
4858                         }
4859 
4860                 } while (rx_int);
4861 
4862 #ifdef QLNX_SOFT_LRO
4863                 {
4864                         struct lro_ctrl *lro;
4865 
4866                         lro = &fp->rxq->lro;
4867 
4868                         if (lro_enable && total_rx_count) {
4869 
4870 #ifdef QLNX_TRACE_LRO_CNT
4871                                 if (lro->lro_mbuf_count & ~1023)
4872                                         fp->lro_cnt_1024++;
4873                                 else if (lro->lro_mbuf_count & ~511)
4874                                         fp->lro_cnt_512++;
4875                                 else if (lro->lro_mbuf_count & ~255)
4876                                         fp->lro_cnt_256++;
4877                                 else if (lro->lro_mbuf_count & ~127)
4878                                         fp->lro_cnt_128++;
4879                                 else if (lro->lro_mbuf_count & ~63)
4880                                         fp->lro_cnt_64++;
4881 #endif /* #ifdef QLNX_TRACE_LRO_CNT */
4882 
4883                                 tcp_lro_flush_all(lro);
4884                         }
4885                 }
4886 #endif /* #ifdef QLNX_SOFT_LRO */
4887 
4888                 ecore_sb_update_sb_idx(fp->sb_info);
4889                 rmb();
4890                 ecore_sb_ack(fp->sb_info, IGU_INT_ENABLE, 1);
4891         }
4892 
4893         return;
4894 }
4895 
4896 /*
4897  * slow path interrupt processing function
4898  * can be invoked in polled mode or in interrupt mode via taskqueue.
4899  */
4900 void
4901 qlnx_sp_isr(void *arg)
4902 {
4903 	struct ecore_hwfn	*p_hwfn;
4904 	qlnx_host_t		*ha;
4905 
4906 	p_hwfn = arg;
4907 
4908 	ha = (qlnx_host_t *)p_hwfn->p_dev;
4909 
4910 	ha->sp_interrupts++;
4911 
4912 	QL_DPRINT2(ha, "enter\n");
4913 
4914 	ecore_int_sp_dpc(p_hwfn);
4915 
4916 	QL_DPRINT2(ha, "exit\n");
4917 
4918 	return;
4919 }
4920 
4921 /*****************************************************************************
4922  * Support Functions for DMA'able Memory
4923  *****************************************************************************/
4924 
4925 static void
4926 qlnx_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
4927 {
4928         *((bus_addr_t *)arg) = 0;
4929 
4930         if (error) {
4931                 printf("%s: bus_dmamap_load failed (%d)\n", __func__, error);
4932                 return;
4933         }
4934 
4935         *((bus_addr_t *)arg) = segs[0].ds_addr;
4936 
4937         return;
4938 }
4939 
4940 static int
4941 qlnx_alloc_dmabuf(qlnx_host_t *ha, qlnx_dma_t *dma_buf)
4942 {
4943         int             ret = 0;
4944         bus_addr_t      b_addr;
4945 
4946         ret = bus_dma_tag_create(
4947                         ha->parent_tag,/* parent */
4948                         dma_buf->alignment,
4949                         ((bus_size_t)(1ULL << 32)),/* boundary */
4950                         BUS_SPACE_MAXADDR,      /* lowaddr */
4951                         BUS_SPACE_MAXADDR,      /* highaddr */
4952                         NULL, NULL,             /* filter, filterarg */
4953                         dma_buf->size,          /* maxsize */
4954                         1,                      /* nsegments */
4955                         dma_buf->size,          /* maxsegsize */
4956                         0,                      /* flags */
4957                         NULL, NULL,             /* lockfunc, lockarg */
4958                         &dma_buf->dma_tag);
4959 
4960         if (ret) {
4961                 QL_DPRINT1(ha, "could not create dma tag\n");
4962                 goto qlnx_alloc_dmabuf_exit;
4963         }
4964         ret = bus_dmamem_alloc(dma_buf->dma_tag,
4965                         (void **)&dma_buf->dma_b,
4966                         (BUS_DMA_ZERO | BUS_DMA_COHERENT | BUS_DMA_NOWAIT),
4967                         &dma_buf->dma_map);
4968         if (ret) {
4969                 bus_dma_tag_destroy(dma_buf->dma_tag);
4970                 QL_DPRINT1(ha, "bus_dmamem_alloc failed\n");
4971                 goto qlnx_alloc_dmabuf_exit;
4972         }
4973 
4974         ret = bus_dmamap_load(dma_buf->dma_tag,
4975                         dma_buf->dma_map,
4976                         dma_buf->dma_b,
4977                         dma_buf->size,
4978                         qlnx_dmamap_callback,
4979                         &b_addr, BUS_DMA_NOWAIT);
4980 
4981         if (ret || !b_addr) {
4982                 bus_dma_tag_destroy(dma_buf->dma_tag);
4983                 bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b,
4984                         dma_buf->dma_map);
4985                 ret = -1;
4986                 goto qlnx_alloc_dmabuf_exit;
4987         }
4988 
4989         dma_buf->dma_addr = b_addr;
4990 
4991 qlnx_alloc_dmabuf_exit:
4992 
4993         return ret;
4994 }
4995 
4996 static void
4997 qlnx_free_dmabuf(qlnx_host_t *ha, qlnx_dma_t *dma_buf)
4998 {
4999 	bus_dmamap_unload(dma_buf->dma_tag, dma_buf->dma_map);
5000         bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b, dma_buf->dma_map);
5001         bus_dma_tag_destroy(dma_buf->dma_tag);
5002 	return;
5003 }
5004 
5005 void *
5006 qlnx_dma_alloc_coherent(void *ecore_dev, bus_addr_t *phys, uint32_t size)
5007 {
5008 	qlnx_dma_t	dma_buf;
5009 	qlnx_dma_t	*dma_p;
5010 	qlnx_host_t	*ha __unused;
5011 
5012 	ha = (qlnx_host_t *)ecore_dev;
5013 
5014 	size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
5015 
5016 	memset(&dma_buf, 0, sizeof (qlnx_dma_t));
5017 
5018 	dma_buf.size = size + PAGE_SIZE;
5019 	dma_buf.alignment = 8;
5020 
5021 	if (qlnx_alloc_dmabuf((qlnx_host_t *)ecore_dev, &dma_buf) != 0)
5022 		return (NULL);
5023 	bzero((uint8_t *)dma_buf.dma_b, dma_buf.size);
5024 
5025 	*phys = dma_buf.dma_addr;
5026 
5027 	dma_p = (qlnx_dma_t *)((uint8_t *)dma_buf.dma_b + size);
5028 
5029 	memcpy(dma_p, &dma_buf, sizeof(qlnx_dma_t));
5030 
5031 	QL_DPRINT5(ha, "[%p %p %p %p 0x%08x ]\n",
5032 		(void *)dma_buf.dma_map, (void *)dma_buf.dma_tag,
5033 		dma_buf.dma_b, (void *)dma_buf.dma_addr, size);
5034 
5035 	return (dma_buf.dma_b);
5036 }
5037 
5038 void
5039 qlnx_dma_free_coherent(void *ecore_dev, void *v_addr, bus_addr_t phys,
5040 	uint32_t size)
5041 {
5042 	qlnx_dma_t dma_buf, *dma_p;
5043 	qlnx_host_t	*ha;
5044 
5045 	ha = (qlnx_host_t *)ecore_dev;
5046 
5047 	if (v_addr == NULL)
5048 		return;
5049 
5050 	size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
5051 
5052 	dma_p = (qlnx_dma_t *)((uint8_t *)v_addr + size);
5053 
5054 	QL_DPRINT5(ha, "[%p %p %p %p 0x%08x ]\n",
5055 		(void *)dma_p->dma_map, (void *)dma_p->dma_tag,
5056 		dma_p->dma_b, (void *)dma_p->dma_addr, size);
5057 
5058 	dma_buf = *dma_p;
5059 
5060 	if (!ha->qlnxr_debug)
5061 	qlnx_free_dmabuf((qlnx_host_t *)ecore_dev, &dma_buf);
5062 	return;
5063 }
5064 
5065 static int
5066 qlnx_alloc_parent_dma_tag(qlnx_host_t *ha)
5067 {
5068         int             ret;
5069         device_t        dev;
5070 
5071         dev = ha->pci_dev;
5072 
5073         /*
5074          * Allocate parent DMA Tag
5075          */
5076         ret = bus_dma_tag_create(
5077                         bus_get_dma_tag(dev),   /* parent */
5078                         1,((bus_size_t)(1ULL << 32)),/* alignment, boundary */
5079                         BUS_SPACE_MAXADDR,      /* lowaddr */
5080                         BUS_SPACE_MAXADDR,      /* highaddr */
5081                         NULL, NULL,             /* filter, filterarg */
5082                         BUS_SPACE_MAXSIZE_32BIT,/* maxsize */
5083                         0,                      /* nsegments */
5084                         BUS_SPACE_MAXSIZE_32BIT,/* maxsegsize */
5085                         0,                      /* flags */
5086                         NULL, NULL,             /* lockfunc, lockarg */
5087                         &ha->parent_tag);
5088 
5089         if (ret) {
5090                 QL_DPRINT1(ha, "could not create parent dma tag\n");
5091                 return (-1);
5092         }
5093 
5094         ha->flags.parent_tag = 1;
5095 
5096         return (0);
5097 }
5098 
5099 static void
5100 qlnx_free_parent_dma_tag(qlnx_host_t *ha)
5101 {
5102         if (ha->parent_tag != NULL) {
5103                 bus_dma_tag_destroy(ha->parent_tag);
5104 		ha->parent_tag = NULL;
5105         }
5106 	return;
5107 }
5108 
5109 static int
5110 qlnx_alloc_tx_dma_tag(qlnx_host_t *ha)
5111 {
5112         if (bus_dma_tag_create(NULL,    /* parent */
5113                 1, 0,    /* alignment, bounds */
5114                 BUS_SPACE_MAXADDR,       /* lowaddr */
5115                 BUS_SPACE_MAXADDR,       /* highaddr */
5116                 NULL, NULL,      /* filter, filterarg */
5117                 QLNX_MAX_TSO_FRAME_SIZE,     /* maxsize */
5118                 QLNX_MAX_SEGMENTS,        /* nsegments */
5119                 QLNX_MAX_TX_MBUF_SIZE,	  /* maxsegsize */
5120                 0,        /* flags */
5121                 NULL,    /* lockfunc */
5122                 NULL,    /* lockfuncarg */
5123                 &ha->tx_tag)) {
5124                 QL_DPRINT1(ha, "tx_tag alloc failed\n");
5125                 return (-1);
5126         }
5127 
5128 	return (0);
5129 }
5130 
5131 static void
5132 qlnx_free_tx_dma_tag(qlnx_host_t *ha)
5133 {
5134         if (ha->tx_tag != NULL) {
5135                 bus_dma_tag_destroy(ha->tx_tag);
5136 		ha->tx_tag = NULL;
5137         }
5138 	return;
5139 }
5140 
5141 static int
5142 qlnx_alloc_rx_dma_tag(qlnx_host_t *ha)
5143 {
5144         if (bus_dma_tag_create(NULL,    /* parent */
5145                         1, 0,    /* alignment, bounds */
5146                         BUS_SPACE_MAXADDR,       /* lowaddr */
5147                         BUS_SPACE_MAXADDR,       /* highaddr */
5148                         NULL, NULL,      /* filter, filterarg */
5149                         MJUM9BYTES,     /* maxsize */
5150                         1,        /* nsegments */
5151                         MJUM9BYTES,        /* maxsegsize */
5152                         0,        /* flags */
5153                         NULL,    /* lockfunc */
5154                         NULL,    /* lockfuncarg */
5155                         &ha->rx_tag)) {
5156                 QL_DPRINT1(ha, " rx_tag alloc failed\n");
5157 
5158                 return (-1);
5159         }
5160 	return (0);
5161 }
5162 
5163 static void
5164 qlnx_free_rx_dma_tag(qlnx_host_t *ha)
5165 {
5166         if (ha->rx_tag != NULL) {
5167                 bus_dma_tag_destroy(ha->rx_tag);
5168 		ha->rx_tag = NULL;
5169         }
5170 	return;
5171 }
5172 
5173 /*********************************
5174  * Exported functions
5175  *********************************/
5176 uint32_t
5177 qlnx_pci_bus_get_bar_size(void *ecore_dev, uint8_t bar_id)
5178 {
5179 	uint32_t bar_size;
5180 
5181 	bar_id = bar_id * 2;
5182 
5183 	bar_size = bus_get_resource_count(((qlnx_host_t *)ecore_dev)->pci_dev,
5184 				SYS_RES_MEMORY,
5185 				PCIR_BAR(bar_id));
5186 
5187 	return (bar_size);
5188 }
5189 
5190 uint32_t
5191 qlnx_pci_read_config_byte(void *ecore_dev, uint32_t pci_reg, uint8_t *reg_value)
5192 {
5193 	*reg_value = pci_read_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5194 				pci_reg, 1);
5195 	return 0;
5196 }
5197 
5198 uint32_t
5199 qlnx_pci_read_config_word(void *ecore_dev, uint32_t pci_reg,
5200 	uint16_t *reg_value)
5201 {
5202 	*reg_value = pci_read_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5203 				pci_reg, 2);
5204 	return 0;
5205 }
5206 
5207 uint32_t
5208 qlnx_pci_read_config_dword(void *ecore_dev, uint32_t pci_reg,
5209 	uint32_t *reg_value)
5210 {
5211 	*reg_value = pci_read_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5212 				pci_reg, 4);
5213 	return 0;
5214 }
5215 
5216 void
5217 qlnx_pci_write_config_byte(void *ecore_dev, uint32_t pci_reg, uint8_t reg_value)
5218 {
5219 	pci_write_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5220 		pci_reg, reg_value, 1);
5221 	return;
5222 }
5223 
5224 void
5225 qlnx_pci_write_config_word(void *ecore_dev, uint32_t pci_reg,
5226 	uint16_t reg_value)
5227 {
5228 	pci_write_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5229 		pci_reg, reg_value, 2);
5230 	return;
5231 }
5232 
5233 void
5234 qlnx_pci_write_config_dword(void *ecore_dev, uint32_t pci_reg,
5235 	uint32_t reg_value)
5236 {
5237 	pci_write_config(((qlnx_host_t *)ecore_dev)->pci_dev,
5238 		pci_reg, reg_value, 4);
5239 	return;
5240 }
5241 
5242 int
5243 qlnx_pci_find_capability(void *ecore_dev, int cap)
5244 {
5245 	int		reg;
5246 	qlnx_host_t	*ha;
5247 
5248 	ha = ecore_dev;
5249 
5250 	if (pci_find_cap(ha->pci_dev, PCIY_EXPRESS, &reg) == 0)
5251 		return reg;
5252 	else {
5253 		QL_DPRINT1(ha, "failed\n");
5254 		return 0;
5255 	}
5256 }
5257 
5258 int
5259 qlnx_pci_find_ext_capability(void *ecore_dev, int ext_cap)
5260 {
5261 	int		reg;
5262 	qlnx_host_t	*ha;
5263 
5264 	ha = ecore_dev;
5265 
5266 	if (pci_find_extcap(ha->pci_dev, ext_cap, &reg) == 0)
5267 		return reg;
5268 	else {
5269 		QL_DPRINT1(ha, "failed\n");
5270 		return 0;
5271 	}
5272 }
5273 
5274 uint32_t
5275 qlnx_reg_rd32(void *hwfn, uint32_t reg_addr)
5276 {
5277 	uint32_t		data32;
5278 	struct ecore_hwfn	*p_hwfn;
5279 
5280 	p_hwfn = hwfn;
5281 
5282 	data32 = bus_read_4(((qlnx_host_t *)p_hwfn->p_dev)->pci_reg, \
5283 			(bus_size_t)(p_hwfn->reg_offset + reg_addr));
5284 
5285 	return (data32);
5286 }
5287 
5288 void
5289 qlnx_reg_wr32(void *hwfn, uint32_t reg_addr, uint32_t value)
5290 {
5291 	struct ecore_hwfn	*p_hwfn = hwfn;
5292 
5293 	bus_write_4(((qlnx_host_t *)p_hwfn->p_dev)->pci_reg, \
5294 		(bus_size_t)(p_hwfn->reg_offset + reg_addr), value);
5295 
5296 	return;
5297 }
5298 
5299 void
5300 qlnx_reg_wr16(void *hwfn, uint32_t reg_addr, uint16_t value)
5301 {
5302 	struct ecore_hwfn	*p_hwfn = hwfn;
5303 
5304 	bus_write_2(((qlnx_host_t *)p_hwfn->p_dev)->pci_reg, \
5305 		(bus_size_t)(p_hwfn->reg_offset + reg_addr), value);
5306 	return;
5307 }
5308 
5309 void
5310 qlnx_dbell_wr32_db(void *hwfn, void *reg_addr, uint32_t value)
5311 {
5312 	struct ecore_dev	*cdev;
5313 	struct ecore_hwfn	*p_hwfn;
5314 	uint32_t	offset;
5315 
5316 	p_hwfn = hwfn;
5317 
5318 	cdev = p_hwfn->p_dev;
5319 
5320 	offset = (uint32_t)((uint8_t *)reg_addr - (uint8_t *)(p_hwfn->doorbells));
5321 	bus_write_4(((qlnx_host_t *)cdev)->pci_dbells, offset, value);
5322 
5323 	return;
5324 }
5325 
5326 void
5327 qlnx_dbell_wr32(void *hwfn, uint32_t reg_addr, uint32_t value)
5328 {
5329 	struct ecore_hwfn	*p_hwfn = hwfn;
5330 
5331 	bus_write_4(((qlnx_host_t *)p_hwfn->p_dev)->pci_dbells, \
5332 		(bus_size_t)(p_hwfn->db_offset + reg_addr), value);
5333 
5334 	return;
5335 }
5336 
5337 uint32_t
5338 qlnx_direct_reg_rd32(void *p_hwfn, uint32_t *reg_addr)
5339 {
5340 	uint32_t		data32;
5341 	bus_size_t		offset;
5342 	struct ecore_dev	*cdev;
5343 
5344 	cdev = ((struct ecore_hwfn *)p_hwfn)->p_dev;
5345 	offset = (bus_size_t)((uint8_t *)reg_addr - (uint8_t *)(cdev->regview));
5346 
5347 	data32 = bus_read_4(((qlnx_host_t *)cdev)->pci_reg, offset);
5348 
5349 	return (data32);
5350 }
5351 
5352 void
5353 qlnx_direct_reg_wr32(void *p_hwfn, void *reg_addr, uint32_t value)
5354 {
5355 	bus_size_t		offset;
5356 	struct ecore_dev	*cdev;
5357 
5358 	cdev = ((struct ecore_hwfn *)p_hwfn)->p_dev;
5359 	offset = (bus_size_t)((uint8_t *)reg_addr - (uint8_t *)(cdev->regview));
5360 
5361 	bus_write_4(((qlnx_host_t *)cdev)->pci_reg, offset, value);
5362 
5363 	return;
5364 }
5365 
5366 void
5367 qlnx_direct_reg_wr64(void *p_hwfn, void *reg_addr, uint64_t value)
5368 {
5369 	bus_size_t		offset;
5370 	struct ecore_dev	*cdev;
5371 
5372 	cdev = ((struct ecore_hwfn *)p_hwfn)->p_dev;
5373 	offset = (bus_size_t)((uint8_t *)reg_addr - (uint8_t *)(cdev->regview));
5374 
5375 	bus_write_8(((qlnx_host_t *)cdev)->pci_reg, offset, value);
5376 	return;
5377 }
5378 
5379 void *
5380 qlnx_zalloc(uint32_t size)
5381 {
5382 	caddr_t	va;
5383 
5384 	va = malloc((unsigned long)size, M_QLNXBUF, M_NOWAIT);
5385 	bzero(va, size);
5386 	return ((void *)va);
5387 }
5388 
5389 void
5390 qlnx_barrier(void *p_hwfn)
5391 {
5392 	qlnx_host_t	*ha;
5393 
5394 	ha = (qlnx_host_t *)((struct ecore_hwfn *)p_hwfn)->p_dev;
5395 	bus_barrier(ha->pci_reg,  0, 0, BUS_SPACE_BARRIER_WRITE);
5396 }
5397 
5398 void
5399 qlnx_link_update(void *p_hwfn)
5400 {
5401 	qlnx_host_t	*ha;
5402 	int		prev_link_state;
5403 
5404 	ha = (qlnx_host_t *)((struct ecore_hwfn *)p_hwfn)->p_dev;
5405 
5406 	qlnx_fill_link(ha, p_hwfn, &ha->if_link);
5407 
5408 	prev_link_state = ha->link_up;
5409 	ha->link_up = ha->if_link.link_up;
5410 
5411         if (prev_link_state !=  ha->link_up) {
5412                 if (ha->link_up) {
5413                         if_link_state_change(ha->ifp, LINK_STATE_UP);
5414                 } else {
5415                         if_link_state_change(ha->ifp, LINK_STATE_DOWN);
5416                 }
5417         }
5418 #ifndef QLNX_VF
5419 #ifdef CONFIG_ECORE_SRIOV
5420 
5421 	if (qlnx_vf_device(ha) != 0) {
5422 		if (ha->sriov_initialized)
5423 			qlnx_inform_vf_link_state(p_hwfn, ha);
5424 	}
5425 
5426 #endif /* #ifdef CONFIG_ECORE_SRIOV */
5427 #endif /* #ifdef QLNX_VF */
5428 
5429         return;
5430 }
5431 
5432 static void
5433 __qlnx_osal_vf_fill_acquire_resc_req(struct ecore_hwfn *p_hwfn,
5434 	struct ecore_vf_acquire_sw_info *p_sw_info)
5435 {
5436 	p_sw_info->driver_version = (QLNX_VERSION_MAJOR << 24) |
5437 					(QLNX_VERSION_MINOR << 16) |
5438 					 QLNX_VERSION_BUILD;
5439 	p_sw_info->os_type = VFPF_ACQUIRE_OS_FREEBSD;
5440 
5441 	return;
5442 }
5443 
5444 void
5445 qlnx_osal_vf_fill_acquire_resc_req(void *p_hwfn, void *p_resc_req,
5446 	void *p_sw_info)
5447 {
5448 	__qlnx_osal_vf_fill_acquire_resc_req(p_hwfn, p_sw_info);
5449 
5450 	return;
5451 }
5452 
5453 void
5454 qlnx_fill_link(qlnx_host_t *ha, struct ecore_hwfn *hwfn,
5455 	struct qlnx_link_output *if_link)
5456 {
5457 	struct ecore_mcp_link_params    link_params;
5458 	struct ecore_mcp_link_state     link_state;
5459 	uint8_t				p_change;
5460 	struct ecore_ptt *p_ptt = NULL;
5461 
5462 	memset(if_link, 0, sizeof(*if_link));
5463 	memset(&link_params, 0, sizeof(struct ecore_mcp_link_params));
5464 	memset(&link_state, 0, sizeof(struct ecore_mcp_link_state));
5465 
5466 	ha = (qlnx_host_t *)hwfn->p_dev;
5467 
5468 	/* Prepare source inputs */
5469 	/* we only deal with physical functions */
5470 	if (qlnx_vf_device(ha) != 0) {
5471         	p_ptt = ecore_ptt_acquire(hwfn);
5472 
5473 	        if (p_ptt == NULL) {
5474 			QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
5475 			return;
5476 		}
5477 
5478 		ecore_mcp_get_media_type(hwfn, p_ptt, &if_link->media_type);
5479 		ecore_ptt_release(hwfn, p_ptt);
5480 
5481 		memcpy(&link_params, ecore_mcp_get_link_params(hwfn),
5482 			sizeof(link_params));
5483 		memcpy(&link_state, ecore_mcp_get_link_state(hwfn),
5484 			sizeof(link_state));
5485 	} else {
5486 		ecore_mcp_get_media_type(hwfn, NULL, &if_link->media_type);
5487 		ecore_vf_read_bulletin(hwfn, &p_change);
5488 		ecore_vf_get_link_params(hwfn, &link_params);
5489 		ecore_vf_get_link_state(hwfn, &link_state);
5490 	}
5491 
5492 	/* Set the link parameters to pass to protocol driver */
5493 	if (link_state.link_up) {
5494 		if_link->link_up = true;
5495 		if_link->speed = link_state.speed;
5496 	}
5497 
5498 	if_link->supported_caps = QLNX_LINK_CAP_FIBRE;
5499 
5500 	if (link_params.speed.autoneg)
5501 		if_link->supported_caps |= QLNX_LINK_CAP_Autoneg;
5502 
5503 	if (link_params.pause.autoneg ||
5504 		(link_params.pause.forced_rx && link_params.pause.forced_tx))
5505 		if_link->supported_caps |= QLNX_LINK_CAP_Asym_Pause;
5506 
5507 	if (link_params.pause.autoneg || link_params.pause.forced_rx ||
5508 		link_params.pause.forced_tx)
5509 		if_link->supported_caps |= QLNX_LINK_CAP_Pause;
5510 
5511 	if (link_params.speed.advertised_speeds &
5512 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_1G)
5513 		if_link->supported_caps |= QLNX_LINK_CAP_1000baseT_Half |
5514                                            QLNX_LINK_CAP_1000baseT_Full;
5515 
5516 	if (link_params.speed.advertised_speeds &
5517 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_10G)
5518 		if_link->supported_caps |= QLNX_LINK_CAP_10000baseKR_Full;
5519 
5520 	if (link_params.speed.advertised_speeds &
5521 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_25G)
5522 		if_link->supported_caps |= QLNX_LINK_CAP_25000baseKR_Full;
5523 
5524 	if (link_params.speed.advertised_speeds &
5525 		NVM_CFG1_PORT_DRV_LINK_SPEED_40G)
5526 		if_link->supported_caps |= QLNX_LINK_CAP_40000baseLR4_Full;
5527 
5528 	if (link_params.speed.advertised_speeds &
5529 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_50G)
5530 		if_link->supported_caps |= QLNX_LINK_CAP_50000baseKR2_Full;
5531 
5532 	if (link_params.speed.advertised_speeds &
5533 		NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_BB_100G)
5534 		if_link->supported_caps |= QLNX_LINK_CAP_100000baseKR4_Full;
5535 
5536 	if_link->advertised_caps = if_link->supported_caps;
5537 
5538 	if_link->autoneg = link_params.speed.autoneg;
5539 	if_link->duplex = QLNX_LINK_DUPLEX;
5540 
5541 	/* Link partner capabilities */
5542 
5543 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_1G_HD)
5544 		if_link->link_partner_caps |= QLNX_LINK_CAP_1000baseT_Half;
5545 
5546 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_1G_FD)
5547 		if_link->link_partner_caps |= QLNX_LINK_CAP_1000baseT_Full;
5548 
5549 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_10G)
5550 		if_link->link_partner_caps |= QLNX_LINK_CAP_10000baseKR_Full;
5551 
5552 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_25G)
5553 		if_link->link_partner_caps |= QLNX_LINK_CAP_25000baseKR_Full;
5554 
5555 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_40G)
5556 		if_link->link_partner_caps |= QLNX_LINK_CAP_40000baseLR4_Full;
5557 
5558 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_50G)
5559 		if_link->link_partner_caps |= QLNX_LINK_CAP_50000baseKR2_Full;
5560 
5561 	if (link_state.partner_adv_speed & ECORE_LINK_PARTNER_SPEED_100G)
5562 		if_link->link_partner_caps |= QLNX_LINK_CAP_100000baseKR4_Full;
5563 
5564 	if (link_state.an_complete)
5565 		if_link->link_partner_caps |= QLNX_LINK_CAP_Autoneg;
5566 
5567 	if (link_state.partner_adv_pause)
5568 		if_link->link_partner_caps |= QLNX_LINK_CAP_Pause;
5569 
5570 	if ((link_state.partner_adv_pause ==
5571 		ECORE_LINK_PARTNER_ASYMMETRIC_PAUSE) ||
5572 		(link_state.partner_adv_pause ==
5573 			ECORE_LINK_PARTNER_BOTH_PAUSE))
5574 		if_link->link_partner_caps |= QLNX_LINK_CAP_Asym_Pause;
5575 
5576 	return;
5577 }
5578 
5579 void
5580 qlnx_schedule_recovery(void *p_hwfn)
5581 {
5582 	qlnx_host_t	*ha;
5583 
5584 	ha = (qlnx_host_t *)((struct ecore_hwfn *)p_hwfn)->p_dev;
5585 
5586 	if (qlnx_vf_device(ha) != 0) {
5587 		taskqueue_enqueue(ha->err_taskqueue, &ha->err_task);
5588 	}
5589 
5590 	return;
5591 }
5592 
5593 static int
5594 qlnx_nic_setup(struct ecore_dev *cdev, struct ecore_pf_params *func_params)
5595 {
5596         int	rc, i;
5597 
5598         for (i = 0; i < cdev->num_hwfns; i++) {
5599                 struct ecore_hwfn *p_hwfn = &cdev->hwfns[i];
5600                 p_hwfn->pf_params = *func_params;
5601 
5602 #ifdef QLNX_ENABLE_IWARP
5603 		if (qlnx_vf_device((qlnx_host_t *)cdev) != 0) {
5604 			p_hwfn->using_ll2 = true;
5605 		}
5606 #endif /* #ifdef QLNX_ENABLE_IWARP */
5607         }
5608 
5609         rc = ecore_resc_alloc(cdev);
5610         if (rc)
5611                 goto qlnx_nic_setup_exit;
5612 
5613         ecore_resc_setup(cdev);
5614 
5615 qlnx_nic_setup_exit:
5616 
5617         return rc;
5618 }
5619 
5620 static int
5621 qlnx_nic_start(struct ecore_dev *cdev)
5622 {
5623         int				rc;
5624 	struct ecore_hw_init_params	params;
5625 
5626 	bzero(&params, sizeof (struct ecore_hw_init_params));
5627 
5628 	params.p_tunn = NULL;
5629 	params.b_hw_start = true;
5630 	params.int_mode = cdev->int_mode;
5631 	params.allow_npar_tx_switch = true;
5632 	params.bin_fw_data = NULL;
5633 
5634         rc = ecore_hw_init(cdev, &params);
5635         if (rc) {
5636                 ecore_resc_free(cdev);
5637                 return rc;
5638         }
5639 
5640         return 0;
5641 }
5642 
5643 static int
5644 qlnx_slowpath_start(qlnx_host_t *ha)
5645 {
5646 	struct ecore_dev	*cdev;
5647 	struct ecore_pf_params	pf_params;
5648 	int			rc;
5649 
5650 	memset(&pf_params, 0, sizeof(struct ecore_pf_params));
5651 	pf_params.eth_pf_params.num_cons  =
5652 		(ha->num_rss) * (ha->num_tc + 1);
5653 
5654 #ifdef QLNX_ENABLE_IWARP
5655 	if (qlnx_vf_device(ha) != 0) {
5656 		if(ha->personality == ECORE_PCI_ETH_IWARP) {
5657 			device_printf(ha->pci_dev, "setting parameters required by iWARP dev\n");
5658 			pf_params.rdma_pf_params.num_qps = 1024;
5659 			pf_params.rdma_pf_params.num_srqs = 1024;
5660 			pf_params.rdma_pf_params.gl_pi = ECORE_ROCE_PROTOCOL_INDEX;
5661 			pf_params.rdma_pf_params.rdma_protocol = ECORE_RDMA_PROTOCOL_IWARP;
5662 		} else if(ha->personality == ECORE_PCI_ETH_ROCE) {
5663 			device_printf(ha->pci_dev, "setting parameters required by RoCE dev\n");
5664 			pf_params.rdma_pf_params.num_qps = 8192;
5665 			pf_params.rdma_pf_params.num_srqs = 8192;
5666 			//pf_params.rdma_pf_params.min_dpis = 0;
5667 			pf_params.rdma_pf_params.min_dpis = 8;
5668 			pf_params.rdma_pf_params.roce_edpm_mode = 0;
5669 			pf_params.rdma_pf_params.gl_pi = ECORE_ROCE_PROTOCOL_INDEX;
5670 			pf_params.rdma_pf_params.rdma_protocol = ECORE_RDMA_PROTOCOL_ROCE;
5671 		}
5672 	}
5673 #endif /* #ifdef QLNX_ENABLE_IWARP */
5674 
5675 	cdev = &ha->cdev;
5676 
5677 	rc = qlnx_nic_setup(cdev, &pf_params);
5678         if (rc)
5679                 goto qlnx_slowpath_start_exit;
5680 
5681         cdev->int_mode = ECORE_INT_MODE_MSIX;
5682         cdev->int_coalescing_mode = ECORE_COAL_MODE_ENABLE;
5683 
5684 #ifdef QLNX_MAX_COALESCE
5685 	cdev->rx_coalesce_usecs = 255;
5686 	cdev->tx_coalesce_usecs = 255;
5687 #endif
5688 
5689 	rc = qlnx_nic_start(cdev);
5690 
5691 	ha->rx_coalesce_usecs = cdev->rx_coalesce_usecs;
5692 	ha->tx_coalesce_usecs = cdev->tx_coalesce_usecs;
5693 
5694 #ifdef QLNX_USER_LLDP
5695 	(void)qlnx_set_lldp_tlvx(ha, NULL);
5696 #endif /* #ifdef QLNX_USER_LLDP */
5697 
5698 qlnx_slowpath_start_exit:
5699 
5700 	return (rc);
5701 }
5702 
5703 static int
5704 qlnx_slowpath_stop(qlnx_host_t *ha)
5705 {
5706 	struct ecore_dev	*cdev;
5707 	device_t		dev = ha->pci_dev;
5708 	int			i;
5709 
5710 	cdev = &ha->cdev;
5711 
5712 	ecore_hw_stop(cdev);
5713 
5714  	for (i = 0; i < ha->cdev.num_hwfns; i++) {
5715         	if (ha->sp_handle[i])
5716                 	(void)bus_teardown_intr(dev, ha->sp_irq[i],
5717 				ha->sp_handle[i]);
5718 
5719 		ha->sp_handle[i] = NULL;
5720 
5721         	if (ha->sp_irq[i])
5722 			(void) bus_release_resource(dev, SYS_RES_IRQ,
5723 				ha->sp_irq_rid[i], ha->sp_irq[i]);
5724 		ha->sp_irq[i] = NULL;
5725 	}
5726 
5727         ecore_resc_free(cdev);
5728 
5729         return 0;
5730 }
5731 
5732 static void
5733 qlnx_set_id(struct ecore_dev *cdev, char name[NAME_SIZE],
5734 	char ver_str[VER_SIZE])
5735 {
5736         int	i;
5737 
5738         memcpy(cdev->name, name, NAME_SIZE);
5739 
5740         for_each_hwfn(cdev, i) {
5741                 snprintf(cdev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
5742         }
5743 
5744         cdev->drv_type = DRV_ID_DRV_TYPE_FREEBSD;
5745 
5746 	return ;
5747 }
5748 
5749 void
5750 qlnx_get_protocol_stats(void *cdev, int proto_type, void *proto_stats)
5751 {
5752 	enum ecore_mcp_protocol_type	type;
5753 	union ecore_mcp_protocol_stats	*stats;
5754 	struct ecore_eth_stats		eth_stats;
5755 	qlnx_host_t			*ha;
5756 
5757 	ha = cdev;
5758 	stats = proto_stats;
5759 	type = proto_type;
5760 
5761         switch (type) {
5762         case ECORE_MCP_LAN_STATS:
5763                 ecore_get_vport_stats((struct ecore_dev *)cdev, &eth_stats);
5764                 stats->lan_stats.ucast_rx_pkts = eth_stats.common.rx_ucast_pkts;
5765                 stats->lan_stats.ucast_tx_pkts = eth_stats.common.tx_ucast_pkts;
5766                 stats->lan_stats.fcs_err = -1;
5767                 break;
5768 
5769 	default:
5770 		ha->err_get_proto_invalid_type++;
5771 
5772 		QL_DPRINT1(ha, "invalid protocol type 0x%x\n", type);
5773 		break;
5774 	}
5775 	return;
5776 }
5777 
5778 static int
5779 qlnx_get_mfw_version(qlnx_host_t *ha, uint32_t *mfw_ver)
5780 {
5781 	struct ecore_hwfn	*p_hwfn;
5782 	struct ecore_ptt	*p_ptt;
5783 
5784 	p_hwfn = &ha->cdev.hwfns[0];
5785 	p_ptt = ecore_ptt_acquire(p_hwfn);
5786 
5787 	if (p_ptt ==  NULL) {
5788                 QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
5789                 return (-1);
5790 	}
5791 	ecore_mcp_get_mfw_ver(p_hwfn, p_ptt, mfw_ver, NULL);
5792 
5793 	ecore_ptt_release(p_hwfn, p_ptt);
5794 
5795 	return (0);
5796 }
5797 
5798 static int
5799 qlnx_get_flash_size(qlnx_host_t *ha, uint32_t *flash_size)
5800 {
5801 	struct ecore_hwfn	*p_hwfn;
5802 	struct ecore_ptt	*p_ptt;
5803 
5804 	p_hwfn = &ha->cdev.hwfns[0];
5805 	p_ptt = ecore_ptt_acquire(p_hwfn);
5806 
5807 	if (p_ptt ==  NULL) {
5808                 QL_DPRINT1(ha,"ecore_ptt_acquire failed\n");
5809                 return (-1);
5810 	}
5811 	ecore_mcp_get_flash_size(p_hwfn, p_ptt, flash_size);
5812 
5813 	ecore_ptt_release(p_hwfn, p_ptt);
5814 
5815 	return (0);
5816 }
5817 
5818 static int
5819 qlnx_alloc_mem_arrays(qlnx_host_t *ha)
5820 {
5821 	bzero(&ha->txq_array[0], (sizeof(struct qlnx_tx_queue) * QLNX_MAX_RSS));
5822 	bzero(&ha->rxq_array[0], (sizeof(struct qlnx_rx_queue) * QLNX_MAX_RSS));
5823 	bzero(&ha->sb_array[0], (sizeof(struct ecore_sb_info) * QLNX_MAX_RSS));
5824 
5825         return 0;
5826 }
5827 
5828 static void
5829 qlnx_init_fp(qlnx_host_t *ha)
5830 {
5831 	int rss_id, txq_array_index, tc;
5832 
5833 	for (rss_id = 0; rss_id < ha->num_rss; rss_id++) {
5834 		struct qlnx_fastpath *fp = &ha->fp_array[rss_id];
5835 
5836 		fp->rss_id = rss_id;
5837 		fp->edev = ha;
5838 		fp->sb_info = &ha->sb_array[rss_id];
5839 		fp->rxq = &ha->rxq_array[rss_id];
5840 		fp->rxq->rxq_id = rss_id;
5841 
5842 		for (tc = 0; tc < ha->num_tc; tc++) {
5843                         txq_array_index = tc * ha->num_rss + rss_id;
5844                         fp->txq[tc] = &ha->txq_array[txq_array_index];
5845                         fp->txq[tc]->index = txq_array_index;
5846 		}
5847 
5848 		snprintf(fp->name, sizeof(fp->name), "%s-fp-%d", qlnx_name_str,
5849 			rss_id);
5850 
5851 		fp->tx_ring_full = 0;
5852 
5853 		/* reset all the statistics counters */
5854 
5855 		fp->tx_pkts_processed = 0;
5856 		fp->tx_pkts_freed = 0;
5857 		fp->tx_pkts_transmitted = 0;
5858 		fp->tx_pkts_completed = 0;
5859 
5860 #ifdef QLNX_TRACE_PERF_DATA
5861 		fp->tx_pkts_trans_ctx = 0;
5862 		fp->tx_pkts_compl_ctx = 0;
5863 		fp->tx_pkts_trans_fp = 0;
5864 		fp->tx_pkts_compl_fp = 0;
5865 		fp->tx_pkts_compl_intr = 0;
5866 #endif
5867 		fp->tx_lso_wnd_min_len = 0;
5868 		fp->tx_defrag = 0;
5869 		fp->tx_nsegs_gt_elem_left = 0;
5870 		fp->tx_tso_max_nsegs = 0;
5871 		fp->tx_tso_min_nsegs = 0;
5872 		fp->err_tx_nsegs_gt_elem_left = 0;
5873 		fp->err_tx_dmamap_create = 0;
5874 		fp->err_tx_defrag_dmamap_load = 0;
5875 		fp->err_tx_non_tso_max_seg = 0;
5876 		fp->err_tx_dmamap_load = 0;
5877 		fp->err_tx_defrag = 0;
5878 		fp->err_tx_free_pkt_null = 0;
5879 		fp->err_tx_cons_idx_conflict = 0;
5880 
5881 		fp->rx_pkts = 0;
5882 		fp->err_m_getcl = 0;
5883 		fp->err_m_getjcl = 0;
5884         }
5885 	return;
5886 }
5887 
5888 void
5889 qlnx_free_mem_sb(qlnx_host_t *ha, struct ecore_sb_info *sb_info)
5890 {
5891 	struct ecore_dev	*cdev;
5892 
5893 	cdev = &ha->cdev;
5894 
5895         if (sb_info->sb_virt) {
5896                 OSAL_DMA_FREE_COHERENT(cdev, ((void *)sb_info->sb_virt),
5897 			(sb_info->sb_phys), (sizeof(*sb_info->sb_virt)));
5898 		sb_info->sb_virt = NULL;
5899 	}
5900 }
5901 
5902 static int
5903 qlnx_sb_init(struct ecore_dev *cdev, struct ecore_sb_info *sb_info,
5904 	void *sb_virt_addr, bus_addr_t sb_phy_addr, u16 sb_id)
5905 {
5906         struct ecore_hwfn	*p_hwfn;
5907         int			hwfn_index, rc;
5908         u16			rel_sb_id;
5909 
5910         hwfn_index = sb_id % cdev->num_hwfns;
5911         p_hwfn = &cdev->hwfns[hwfn_index];
5912         rel_sb_id = sb_id / cdev->num_hwfns;
5913 
5914         QL_DPRINT2(((qlnx_host_t *)cdev),
5915                 "hwfn_index = %d p_hwfn = %p sb_id = 0x%x rel_sb_id = 0x%x \
5916                 sb_info = %p sb_virt_addr = %p sb_phy_addr = %p\n",
5917                 hwfn_index, p_hwfn, sb_id, rel_sb_id, sb_info,
5918                 sb_virt_addr, (void *)sb_phy_addr);
5919 
5920         rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
5921                              sb_virt_addr, sb_phy_addr, rel_sb_id);
5922 
5923         return rc;
5924 }
5925 
5926 /* This function allocates fast-path status block memory */
5927 int
5928 qlnx_alloc_mem_sb(qlnx_host_t *ha, struct ecore_sb_info *sb_info, u16 sb_id)
5929 {
5930         struct status_block_e4	*sb_virt;
5931         bus_addr_t		sb_phys;
5932         int			rc;
5933 	uint32_t		size;
5934 	struct ecore_dev	*cdev;
5935 
5936 	cdev = &ha->cdev;
5937 
5938 	size = sizeof(*sb_virt);
5939 	sb_virt = OSAL_DMA_ALLOC_COHERENT(cdev, (&sb_phys), size);
5940 
5941         if (!sb_virt) {
5942                 QL_DPRINT1(ha, "Status block allocation failed\n");
5943                 return -ENOMEM;
5944         }
5945 
5946         rc = qlnx_sb_init(cdev, sb_info, sb_virt, sb_phys, sb_id);
5947         if (rc) {
5948                 OSAL_DMA_FREE_COHERENT(cdev, sb_virt, sb_phys, size);
5949         }
5950 
5951 	return rc;
5952 }
5953 
5954 static void
5955 qlnx_free_rx_buffers(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
5956 {
5957         int			i;
5958 	struct sw_rx_data	*rx_buf;
5959 
5960         for (i = 0; i < rxq->num_rx_buffers; i++) {
5961                 rx_buf = &rxq->sw_rx_ring[i];
5962 
5963 		if (rx_buf->data != NULL) {
5964 			if (rx_buf->map != NULL) {
5965 				bus_dmamap_unload(ha->rx_tag, rx_buf->map);
5966 				bus_dmamap_destroy(ha->rx_tag, rx_buf->map);
5967 				rx_buf->map = NULL;
5968 			}
5969 			m_freem(rx_buf->data);
5970 			rx_buf->data = NULL;
5971 		}
5972         }
5973 	return;
5974 }
5975 
5976 static void
5977 qlnx_free_mem_rxq(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
5978 {
5979 	struct ecore_dev	*cdev;
5980 	int			i;
5981 
5982 	cdev = &ha->cdev;
5983 
5984 	qlnx_free_rx_buffers(ha, rxq);
5985 
5986 	for (i = 0; i < ETH_TPA_MAX_AGGS_NUM; i++) {
5987 		qlnx_free_tpa_mbuf(ha, &rxq->tpa_info[i]);
5988 		if (rxq->tpa_info[i].mpf != NULL)
5989 			m_freem(rxq->tpa_info[i].mpf);
5990 	}
5991 
5992 	bzero((void *)&rxq->sw_rx_ring[0],
5993 		(sizeof (struct sw_rx_data) * RX_RING_SIZE));
5994 
5995         /* Free the real RQ ring used by FW */
5996 	if (rxq->rx_bd_ring.p_virt_addr) {
5997                 ecore_chain_free(cdev, &rxq->rx_bd_ring);
5998                 rxq->rx_bd_ring.p_virt_addr = NULL;
5999         }
6000 
6001         /* Free the real completion ring used by FW */
6002         if (rxq->rx_comp_ring.p_virt_addr &&
6003                         rxq->rx_comp_ring.pbl_sp.p_virt_table) {
6004                 ecore_chain_free(cdev, &rxq->rx_comp_ring);
6005                 rxq->rx_comp_ring.p_virt_addr = NULL;
6006                 rxq->rx_comp_ring.pbl_sp.p_virt_table = NULL;
6007         }
6008 
6009 #ifdef QLNX_SOFT_LRO
6010 	{
6011 		struct lro_ctrl *lro;
6012 
6013 		lro = &rxq->lro;
6014 		tcp_lro_free(lro);
6015 	}
6016 #endif /* #ifdef QLNX_SOFT_LRO */
6017 
6018 	return;
6019 }
6020 
6021 static int
6022 qlnx_alloc_rx_buffer(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
6023 {
6024         register struct mbuf	*mp;
6025         uint16_t		rx_buf_size;
6026         struct sw_rx_data	*sw_rx_data;
6027         struct eth_rx_bd	*rx_bd;
6028         dma_addr_t		dma_addr;
6029 	bus_dmamap_t		map;
6030 	bus_dma_segment_t       segs[1];
6031 	int			nsegs;
6032 	int			ret;
6033 
6034         rx_buf_size = rxq->rx_buf_size;
6035 
6036 	mp = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, rx_buf_size);
6037 
6038         if (mp == NULL) {
6039                 QL_DPRINT1(ha, "Failed to allocate Rx data\n");
6040                 return -ENOMEM;
6041         }
6042 
6043 	mp->m_len = mp->m_pkthdr.len = rx_buf_size;
6044 
6045 	map = (bus_dmamap_t)0;
6046 
6047 	ret = bus_dmamap_load_mbuf_sg(ha->rx_tag, map, mp, segs, &nsegs,
6048 			BUS_DMA_NOWAIT);
6049 	dma_addr = segs[0].ds_addr;
6050 
6051 	if (ret || !dma_addr || (nsegs != 1)) {
6052 		m_freem(mp);
6053 		QL_DPRINT1(ha, "bus_dmamap_load failed[%d, 0x%016llx, %d]\n",
6054                            ret, (long long unsigned int)dma_addr, nsegs);
6055 		return -ENOMEM;
6056 	}
6057 
6058         sw_rx_data = &rxq->sw_rx_ring[rxq->sw_rx_prod];
6059         sw_rx_data->data = mp;
6060         sw_rx_data->dma_addr = dma_addr;
6061         sw_rx_data->map = map;
6062 
6063         /* Advance PROD and get BD pointer */
6064         rx_bd = (struct eth_rx_bd *)ecore_chain_produce(&rxq->rx_bd_ring);
6065         rx_bd->addr.hi = htole32(U64_HI(dma_addr));
6066         rx_bd->addr.lo = htole32(U64_LO(dma_addr));
6067 	bus_dmamap_sync(ha->rx_tag, map, BUS_DMASYNC_PREREAD);
6068 
6069         rxq->sw_rx_prod = (rxq->sw_rx_prod + 1) & (RX_RING_SIZE - 1);
6070 
6071         return 0;
6072 }
6073 
6074 static int
6075 qlnx_alloc_tpa_mbuf(qlnx_host_t *ha, uint16_t rx_buf_size,
6076 	struct qlnx_agg_info *tpa)
6077 {
6078 	struct mbuf		*mp;
6079         dma_addr_t		dma_addr;
6080 	bus_dmamap_t		map;
6081 	bus_dma_segment_t       segs[1];
6082 	int			nsegs;
6083 	int			ret;
6084         struct sw_rx_data	*rx_buf;
6085 
6086 	mp = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, rx_buf_size);
6087 
6088         if (mp == NULL) {
6089                 QL_DPRINT1(ha, "Failed to allocate Rx data\n");
6090                 return -ENOMEM;
6091         }
6092 
6093 	mp->m_len = mp->m_pkthdr.len = rx_buf_size;
6094 
6095 	map = (bus_dmamap_t)0;
6096 
6097 	ret = bus_dmamap_load_mbuf_sg(ha->rx_tag, map, mp, segs, &nsegs,
6098 			BUS_DMA_NOWAIT);
6099 	dma_addr = segs[0].ds_addr;
6100 
6101 	if (ret || !dma_addr || (nsegs != 1)) {
6102 		m_freem(mp);
6103 		QL_DPRINT1(ha, "bus_dmamap_load failed[%d, 0x%016llx, %d]\n",
6104 			ret, (long long unsigned int)dma_addr, nsegs);
6105 		return -ENOMEM;
6106 	}
6107 
6108         rx_buf = &tpa->rx_buf;
6109 
6110 	memset(rx_buf, 0, sizeof (struct sw_rx_data));
6111 
6112         rx_buf->data = mp;
6113         rx_buf->dma_addr = dma_addr;
6114         rx_buf->map = map;
6115 
6116 	bus_dmamap_sync(ha->rx_tag, map, BUS_DMASYNC_PREREAD);
6117 
6118 	return (0);
6119 }
6120 
6121 static void
6122 qlnx_free_tpa_mbuf(qlnx_host_t *ha, struct qlnx_agg_info *tpa)
6123 {
6124         struct sw_rx_data	*rx_buf;
6125 
6126 	rx_buf = &tpa->rx_buf;
6127 
6128 	if (rx_buf->data != NULL) {
6129 		if (rx_buf->map != NULL) {
6130 			bus_dmamap_unload(ha->rx_tag, rx_buf->map);
6131 			bus_dmamap_destroy(ha->rx_tag, rx_buf->map);
6132 			rx_buf->map = NULL;
6133 		}
6134 		m_freem(rx_buf->data);
6135 		rx_buf->data = NULL;
6136 	}
6137 	return;
6138 }
6139 
6140 /* This function allocates all memory needed per Rx queue */
6141 static int
6142 qlnx_alloc_mem_rxq(qlnx_host_t *ha, struct qlnx_rx_queue *rxq)
6143 {
6144         int			i, rc, num_allocated;
6145 	struct ecore_dev	 *cdev;
6146 
6147 	cdev = &ha->cdev;
6148 
6149         rxq->num_rx_buffers = RX_RING_SIZE;
6150 
6151 	rxq->rx_buf_size = ha->rx_buf_size;
6152 
6153         /* Allocate the parallel driver ring for Rx buffers */
6154 	bzero((void *)&rxq->sw_rx_ring[0],
6155 		(sizeof (struct sw_rx_data) * RX_RING_SIZE));
6156 
6157         /* Allocate FW Rx ring  */
6158 
6159         rc = ecore_chain_alloc(cdev,
6160 			ECORE_CHAIN_USE_TO_CONSUME_PRODUCE,
6161 			ECORE_CHAIN_MODE_NEXT_PTR,
6162 			ECORE_CHAIN_CNT_TYPE_U16,
6163 			RX_RING_SIZE,
6164 			sizeof(struct eth_rx_bd),
6165 			&rxq->rx_bd_ring, NULL);
6166 
6167         if (rc)
6168                 goto err;
6169 
6170         /* Allocate FW completion ring */
6171         rc = ecore_chain_alloc(cdev,
6172                         ECORE_CHAIN_USE_TO_CONSUME,
6173                         ECORE_CHAIN_MODE_PBL,
6174 			ECORE_CHAIN_CNT_TYPE_U16,
6175                         RX_RING_SIZE,
6176                         sizeof(union eth_rx_cqe),
6177                         &rxq->rx_comp_ring, NULL);
6178 
6179         if (rc)
6180                 goto err;
6181 
6182         /* Allocate buffers for the Rx ring */
6183 
6184 	for (i = 0; i < ETH_TPA_MAX_AGGS_NUM; i++) {
6185 		rc = qlnx_alloc_tpa_mbuf(ha, rxq->rx_buf_size,
6186 			&rxq->tpa_info[i]);
6187                 if (rc)
6188                         break;
6189 	}
6190 
6191         for (i = 0; i < rxq->num_rx_buffers; i++) {
6192                 rc = qlnx_alloc_rx_buffer(ha, rxq);
6193                 if (rc)
6194                         break;
6195         }
6196         num_allocated = i;
6197         if (!num_allocated) {
6198 		QL_DPRINT1(ha, "Rx buffers allocation failed\n");
6199                 goto err;
6200         } else if (num_allocated < rxq->num_rx_buffers) {
6201 		QL_DPRINT1(ha, "Allocated less buffers than"
6202 			" desired (%d allocated)\n", num_allocated);
6203         }
6204 
6205 #ifdef QLNX_SOFT_LRO
6206 
6207 	{
6208 		struct lro_ctrl *lro;
6209 
6210 		lro = &rxq->lro;
6211 
6212 		if (tcp_lro_init_args(lro, ifp, 0, rxq->num_rx_buffers)) {
6213 			QL_DPRINT1(ha, "tcp_lro_init[%d] failed\n",
6214 				   rxq->rxq_id);
6215 			goto err;
6216 		}
6217 
6218 		lro->ifp = ha->ifp;
6219 	}
6220 #endif /* #ifdef QLNX_SOFT_LRO */
6221         return 0;
6222 
6223 err:
6224         qlnx_free_mem_rxq(ha, rxq);
6225         return -ENOMEM;
6226 }
6227 
6228 static void
6229 qlnx_free_mem_txq(qlnx_host_t *ha, struct qlnx_fastpath *fp,
6230 	struct qlnx_tx_queue *txq)
6231 {
6232 	struct ecore_dev	*cdev;
6233 
6234 	cdev = &ha->cdev;
6235 
6236 	bzero((void *)&txq->sw_tx_ring[0],
6237 		(sizeof (struct sw_tx_bd) * TX_RING_SIZE));
6238 
6239         /* Free the real RQ ring used by FW */
6240         if (txq->tx_pbl.p_virt_addr) {
6241                 ecore_chain_free(cdev, &txq->tx_pbl);
6242                 txq->tx_pbl.p_virt_addr = NULL;
6243         }
6244 	return;
6245 }
6246 
6247 /* This function allocates all memory needed per Tx queue */
6248 static int
6249 qlnx_alloc_mem_txq(qlnx_host_t *ha, struct qlnx_fastpath *fp,
6250 	struct qlnx_tx_queue *txq)
6251 {
6252         int			ret = ECORE_SUCCESS;
6253         union eth_tx_bd_types	*p_virt;
6254 	struct ecore_dev	*cdev;
6255 
6256 	cdev = &ha->cdev;
6257 
6258 	bzero((void *)&txq->sw_tx_ring[0],
6259 		(sizeof (struct sw_tx_bd) * TX_RING_SIZE));
6260 
6261         /* Allocate the real Tx ring to be used by FW */
6262         ret = ecore_chain_alloc(cdev,
6263                         ECORE_CHAIN_USE_TO_CONSUME_PRODUCE,
6264                         ECORE_CHAIN_MODE_PBL,
6265 			ECORE_CHAIN_CNT_TYPE_U16,
6266                         TX_RING_SIZE,
6267                         sizeof(*p_virt),
6268                         &txq->tx_pbl, NULL);
6269 
6270         if (ret != ECORE_SUCCESS) {
6271                 goto err;
6272         }
6273 
6274 	txq->num_tx_buffers = TX_RING_SIZE;
6275 
6276         return 0;
6277 
6278 err:
6279         qlnx_free_mem_txq(ha, fp, txq);
6280         return -ENOMEM;
6281 }
6282 
6283 static void
6284 qlnx_free_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp)
6285 {
6286 	struct mbuf	*mp;
6287 	if_t		ifp = ha->ifp;
6288 
6289 	if (mtx_initialized(&fp->tx_mtx)) {
6290 		if (fp->tx_br != NULL) {
6291 			mtx_lock(&fp->tx_mtx);
6292 
6293 			while ((mp = drbr_dequeue(ifp, fp->tx_br)) != NULL) {
6294 				fp->tx_pkts_freed++;
6295 				m_freem(mp);
6296 			}
6297 
6298 			mtx_unlock(&fp->tx_mtx);
6299 
6300 			buf_ring_free(fp->tx_br, M_DEVBUF);
6301 			fp->tx_br = NULL;
6302 		}
6303 		mtx_destroy(&fp->tx_mtx);
6304 	}
6305 	return;
6306 }
6307 
6308 static void
6309 qlnx_free_mem_fp(qlnx_host_t *ha, struct qlnx_fastpath *fp)
6310 {
6311         int	tc;
6312 
6313         qlnx_free_mem_sb(ha, fp->sb_info);
6314 
6315         qlnx_free_mem_rxq(ha, fp->rxq);
6316 
6317         for (tc = 0; tc < ha->num_tc; tc++)
6318                 qlnx_free_mem_txq(ha, fp, fp->txq[tc]);
6319 
6320 	return;
6321 }
6322 
6323 static int
6324 qlnx_alloc_tx_br(qlnx_host_t *ha, struct qlnx_fastpath *fp)
6325 {
6326 	snprintf(fp->tx_mtx_name, sizeof(fp->tx_mtx_name),
6327 		"qlnx%d_fp%d_tx_mq_lock", ha->dev_unit, fp->rss_id);
6328 
6329 	mtx_init(&fp->tx_mtx, fp->tx_mtx_name, NULL, MTX_DEF);
6330 
6331         fp->tx_br = buf_ring_alloc(TX_RING_SIZE, M_DEVBUF,
6332                                    M_NOWAIT, &fp->tx_mtx);
6333         if (fp->tx_br == NULL) {
6334 		QL_DPRINT1(ha, "buf_ring_alloc failed for fp[%d, %d]\n",
6335 			ha->dev_unit, fp->rss_id);
6336 		return -ENOMEM;
6337         }
6338 	return 0;
6339 }
6340 
6341 static int
6342 qlnx_alloc_mem_fp(qlnx_host_t *ha, struct qlnx_fastpath *fp)
6343 {
6344         int	rc, tc;
6345 
6346         rc = qlnx_alloc_mem_sb(ha, fp->sb_info, fp->rss_id);
6347         if (rc)
6348                 goto err;
6349 
6350 	if (ha->rx_jumbo_buf_eq_mtu) {
6351 		if (ha->max_frame_size <= MCLBYTES)
6352 			ha->rx_buf_size = MCLBYTES;
6353 		else if (ha->max_frame_size <= MJUMPAGESIZE)
6354 			ha->rx_buf_size = MJUMPAGESIZE;
6355 		else if (ha->max_frame_size <= MJUM9BYTES)
6356 			ha->rx_buf_size = MJUM9BYTES;
6357 		else if (ha->max_frame_size <= MJUM16BYTES)
6358 			ha->rx_buf_size = MJUM16BYTES;
6359 	} else {
6360 		if (ha->max_frame_size <= MCLBYTES)
6361 			ha->rx_buf_size = MCLBYTES;
6362 		else
6363 			ha->rx_buf_size = MJUMPAGESIZE;
6364 	}
6365 
6366         rc = qlnx_alloc_mem_rxq(ha, fp->rxq);
6367         if (rc)
6368                 goto err;
6369 
6370         for (tc = 0; tc < ha->num_tc; tc++) {
6371                 rc = qlnx_alloc_mem_txq(ha, fp, fp->txq[tc]);
6372                 if (rc)
6373                         goto err;
6374         }
6375 
6376         return 0;
6377 
6378 err:
6379         qlnx_free_mem_fp(ha, fp);
6380         return -ENOMEM;
6381 }
6382 
6383 static void
6384 qlnx_free_mem_load(qlnx_host_t *ha)
6385 {
6386         int			i;
6387 
6388         for (i = 0; i < ha->num_rss; i++) {
6389                 struct qlnx_fastpath *fp = &ha->fp_array[i];
6390 
6391                 qlnx_free_mem_fp(ha, fp);
6392         }
6393 	return;
6394 }
6395 
6396 static int
6397 qlnx_alloc_mem_load(qlnx_host_t *ha)
6398 {
6399         int	rc = 0, rss_id;
6400 
6401         for (rss_id = 0; rss_id < ha->num_rss; rss_id++) {
6402                 struct qlnx_fastpath *fp = &ha->fp_array[rss_id];
6403 
6404                 rc = qlnx_alloc_mem_fp(ha, fp);
6405                 if (rc)
6406                         break;
6407         }
6408 	return (rc);
6409 }
6410 
6411 static int
6412 qlnx_start_vport(struct ecore_dev *cdev,
6413                 u8 vport_id,
6414                 u16 mtu,
6415                 u8 drop_ttl0_flg,
6416                 u8 inner_vlan_removal_en_flg,
6417 		u8 tx_switching,
6418 		u8 hw_lro_enable)
6419 {
6420         int					rc, i;
6421 	struct ecore_sp_vport_start_params	vport_start_params = { 0 };
6422 	qlnx_host_t				*ha __unused;
6423 
6424 	ha = (qlnx_host_t *)cdev;
6425 
6426 	vport_start_params.remove_inner_vlan = inner_vlan_removal_en_flg;
6427 	vport_start_params.tx_switching = 0;
6428 	vport_start_params.handle_ptp_pkts = 0;
6429 	vport_start_params.only_untagged = 0;
6430 	vport_start_params.drop_ttl0 = drop_ttl0_flg;
6431 
6432 	vport_start_params.tpa_mode =
6433 		(hw_lro_enable ? ECORE_TPA_MODE_RSC : ECORE_TPA_MODE_NONE);
6434 	vport_start_params.max_buffers_per_cqe = QLNX_TPA_MAX_AGG_BUFFERS;
6435 
6436 	vport_start_params.vport_id = vport_id;
6437 	vport_start_params.mtu = mtu;
6438 
6439 	QL_DPRINT2(ha, "Setting mtu to %d and VPORT ID = %d\n", mtu, vport_id);
6440 
6441         for_each_hwfn(cdev, i) {
6442                 struct ecore_hwfn *p_hwfn = &cdev->hwfns[i];
6443 
6444 		vport_start_params.concrete_fid = p_hwfn->hw_info.concrete_fid;
6445 		vport_start_params.opaque_fid = p_hwfn->hw_info.opaque_fid;
6446 
6447                 rc = ecore_sp_vport_start(p_hwfn, &vport_start_params);
6448 
6449                 if (rc) {
6450 			QL_DPRINT1(ha, "Failed to start VPORT V-PORT %d"
6451 				" with MTU %d\n" , vport_id, mtu);
6452                         return -ENOMEM;
6453                 }
6454 
6455                 ecore_hw_start_fastpath(p_hwfn);
6456 
6457 		QL_DPRINT2(ha, "Started V-PORT %d with MTU %d\n",
6458 			vport_id, mtu);
6459         }
6460         return 0;
6461 }
6462 
6463 static int
6464 qlnx_update_vport(struct ecore_dev *cdev,
6465 	struct qlnx_update_vport_params *params)
6466 {
6467         struct ecore_sp_vport_update_params	sp_params;
6468         int					rc, i, j, fp_index;
6469 	struct ecore_hwfn			*p_hwfn;
6470         struct ecore_rss_params			*rss;
6471 	qlnx_host_t				*ha = (qlnx_host_t *)cdev;
6472         struct qlnx_fastpath			*fp;
6473 
6474         memset(&sp_params, 0, sizeof(sp_params));
6475         /* Translate protocol params into sp params */
6476         sp_params.vport_id = params->vport_id;
6477 
6478         sp_params.update_vport_active_rx_flg =
6479 		params->update_vport_active_rx_flg;
6480         sp_params.vport_active_rx_flg = params->vport_active_rx_flg;
6481 
6482         sp_params.update_vport_active_tx_flg =
6483 		params->update_vport_active_tx_flg;
6484         sp_params.vport_active_tx_flg = params->vport_active_tx_flg;
6485 
6486         sp_params.update_inner_vlan_removal_flg =
6487                 params->update_inner_vlan_removal_flg;
6488         sp_params.inner_vlan_removal_flg = params->inner_vlan_removal_flg;
6489 
6490 	sp_params.sge_tpa_params = params->sge_tpa_params;
6491 
6492         /* RSS - is a bit tricky, since upper-layer isn't familiar with hwfns.
6493          * We need to re-fix the rss values per engine for CMT.
6494          */
6495 	if (params->rss_params->update_rss_config)
6496         sp_params.rss_params = params->rss_params;
6497 	else
6498 		sp_params.rss_params =  NULL;
6499 
6500         for_each_hwfn(cdev, i) {
6501 		p_hwfn = &cdev->hwfns[i];
6502 
6503 		if ((cdev->num_hwfns > 1) &&
6504 			params->rss_params->update_rss_config &&
6505 			params->rss_params->rss_enable) {
6506 			rss = params->rss_params;
6507 
6508 			for (j = 0; j < ECORE_RSS_IND_TABLE_SIZE; j++) {
6509 				fp_index = ((cdev->num_hwfns * j) + i) %
6510 						ha->num_rss;
6511 
6512                 		fp = &ha->fp_array[fp_index];
6513                         	rss->rss_ind_table[j] = fp->rxq->handle;
6514 			}
6515 
6516 			for (j = 0; j < ECORE_RSS_IND_TABLE_SIZE;) {
6517 				QL_DPRINT3(ha, "%p %p %p %p %p %p %p %p \n",
6518 					rss->rss_ind_table[j],
6519 					rss->rss_ind_table[j+1],
6520 					rss->rss_ind_table[j+2],
6521 					rss->rss_ind_table[j+3],
6522 					rss->rss_ind_table[j+4],
6523 					rss->rss_ind_table[j+5],
6524 					rss->rss_ind_table[j+6],
6525 					rss->rss_ind_table[j+7]);
6526 					j += 8;
6527 			}
6528 		}
6529 
6530                 sp_params.opaque_fid = p_hwfn->hw_info.opaque_fid;
6531 
6532 		QL_DPRINT1(ha, "Update sp vport ID=%d\n", params->vport_id);
6533 
6534                 rc = ecore_sp_vport_update(p_hwfn, &sp_params,
6535                                            ECORE_SPQ_MODE_EBLOCK, NULL);
6536                 if (rc) {
6537 			QL_DPRINT1(ha, "Failed to update VPORT\n");
6538                         return rc;
6539                 }
6540 
6541                 QL_DPRINT2(ha, "Updated V-PORT %d: tx_active_flag %d, \
6542 			rx_active_flag %d [tx_update %d], [rx_update %d]\n",
6543 			params->vport_id, params->vport_active_tx_flg,
6544 			params->vport_active_rx_flg,
6545 			params->update_vport_active_tx_flg,
6546 			params->update_vport_active_rx_flg);
6547         }
6548 
6549         return 0;
6550 }
6551 
6552 static void
6553 qlnx_reuse_rx_data(struct qlnx_rx_queue *rxq)
6554 {
6555         struct eth_rx_bd	*rx_bd_cons =
6556 					ecore_chain_consume(&rxq->rx_bd_ring);
6557         struct eth_rx_bd	*rx_bd_prod =
6558 					ecore_chain_produce(&rxq->rx_bd_ring);
6559         struct sw_rx_data	*sw_rx_data_cons =
6560 					&rxq->sw_rx_ring[rxq->sw_rx_cons];
6561         struct sw_rx_data	*sw_rx_data_prod =
6562 					&rxq->sw_rx_ring[rxq->sw_rx_prod];
6563 
6564         sw_rx_data_prod->data = sw_rx_data_cons->data;
6565         memcpy(rx_bd_prod, rx_bd_cons, sizeof(struct eth_rx_bd));
6566 
6567         rxq->sw_rx_cons  = (rxq->sw_rx_cons + 1) & (RX_RING_SIZE - 1);
6568         rxq->sw_rx_prod  = (rxq->sw_rx_prod + 1) & (RX_RING_SIZE - 1);
6569 
6570 	return;
6571 }
6572 
6573 static void
6574 qlnx_update_rx_prod(struct ecore_hwfn *p_hwfn, struct qlnx_rx_queue *rxq)
6575 {
6576 
6577         uint16_t	 	bd_prod;
6578         uint16_t		cqe_prod;
6579 	union {
6580 		struct eth_rx_prod_data rx_prod_data;
6581 		uint32_t		data32;
6582 	} rx_prods;
6583 
6584         bd_prod = ecore_chain_get_prod_idx(&rxq->rx_bd_ring);
6585         cqe_prod = ecore_chain_get_prod_idx(&rxq->rx_comp_ring);
6586 
6587         /* Update producers */
6588         rx_prods.rx_prod_data.bd_prod = htole16(bd_prod);
6589         rx_prods.rx_prod_data.cqe_prod = htole16(cqe_prod);
6590 
6591         /* Make sure that the BD and SGE data is updated before updating the
6592          * producers since FW might read the BD/SGE right after the producer
6593          * is updated.
6594          */
6595 	wmb();
6596 
6597 #ifdef ECORE_CONFIG_DIRECT_HWFN
6598 	internal_ram_wr(p_hwfn, rxq->hw_rxq_prod_addr,
6599 		sizeof(rx_prods), &rx_prods.data32);
6600 #else
6601 	internal_ram_wr(rxq->hw_rxq_prod_addr,
6602 		sizeof(rx_prods), &rx_prods.data32);
6603 #endif
6604 
6605         /* mmiowb is needed to synchronize doorbell writes from more than one
6606          * processor. It guarantees that the write arrives to the device before
6607          * the napi lock is released and another qlnx_poll is called (possibly
6608          * on another CPU). Without this barrier, the next doorbell can bypass
6609          * this doorbell. This is applicable to IA64/Altix systems.
6610          */
6611         wmb();
6612 
6613 	return;
6614 }
6615 
6616 static uint32_t qlnx_hash_key[] = {
6617                 ((0x6d << 24)|(0x5a << 16)|(0x56 << 8)|0xda),
6618                 ((0x25 << 24)|(0x5b << 16)|(0x0e << 8)|0xc2),
6619                 ((0x41 << 24)|(0x67 << 16)|(0x25 << 8)|0x3d),
6620                 ((0x43 << 24)|(0xa3 << 16)|(0x8f << 8)|0xb0),
6621                 ((0xd0 << 24)|(0xca << 16)|(0x2b << 8)|0xcb),
6622                 ((0xae << 24)|(0x7b << 16)|(0x30 << 8)|0xb4),
6623                 ((0x77 << 24)|(0xcb << 16)|(0x2d << 8)|0xa3),
6624                 ((0x80 << 24)|(0x30 << 16)|(0xf2 << 8)|0x0c),
6625                 ((0x6a << 24)|(0x42 << 16)|(0xb7 << 8)|0x3b),
6626                 ((0xbe << 24)|(0xac << 16)|(0x01 << 8)|0xfa)};
6627 
6628 static int
6629 qlnx_start_queues(qlnx_host_t *ha)
6630 {
6631         int				rc, tc, i, vport_id = 0,
6632 					drop_ttl0_flg = 1, vlan_removal_en = 1,
6633 					tx_switching = 0, hw_lro_enable = 0;
6634         struct ecore_dev		*cdev = &ha->cdev;
6635         struct ecore_rss_params		*rss_params = &ha->rss_params;
6636         struct qlnx_update_vport_params	vport_update_params;
6637         if_t				ifp;
6638         struct ecore_hwfn		*p_hwfn;
6639 	struct ecore_sge_tpa_params	tpa_params;
6640 	struct ecore_queue_start_common_params qparams;
6641         struct qlnx_fastpath		*fp;
6642 
6643 	ifp = ha->ifp;
6644 
6645 	QL_DPRINT1(ha, "Num RSS = %d\n", ha->num_rss);
6646 
6647         if (!ha->num_rss) {
6648 		QL_DPRINT1(ha, "Cannot update V-VPORT as active as there"
6649 			" are no Rx queues\n");
6650                 return -EINVAL;
6651         }
6652 
6653 #ifndef QLNX_SOFT_LRO
6654         hw_lro_enable = if_getcapenable(ifp) & IFCAP_LRO;
6655 #endif /* #ifndef QLNX_SOFT_LRO */
6656 
6657         rc = qlnx_start_vport(cdev, vport_id, if_getmtu(ifp), drop_ttl0_flg,
6658 			vlan_removal_en, tx_switching, hw_lro_enable);
6659 
6660         if (rc) {
6661                 QL_DPRINT1(ha, "Start V-PORT failed %d\n", rc);
6662                 return rc;
6663         }
6664 
6665 	QL_DPRINT2(ha, "Start vport ramrod passed, "
6666 		"vport_id = %d, MTU = %d, vlan_removal_en = %d\n",
6667 		vport_id, (int)(if_getmtu(ifp) + 0xe), vlan_removal_en);
6668 
6669         for_each_rss(i) {
6670 		struct ecore_rxq_start_ret_params rx_ret_params;
6671 		struct ecore_txq_start_ret_params tx_ret_params;
6672 
6673                 fp = &ha->fp_array[i];
6674         	p_hwfn = &cdev->hwfns[(fp->rss_id % cdev->num_hwfns)];
6675 
6676 		bzero(&qparams, sizeof(struct ecore_queue_start_common_params));
6677 		bzero(&rx_ret_params,
6678 			sizeof (struct ecore_rxq_start_ret_params));
6679 
6680 		qparams.queue_id = i ;
6681 		qparams.vport_id = vport_id;
6682 		qparams.stats_id = vport_id;
6683 		qparams.p_sb = fp->sb_info;
6684 		qparams.sb_idx = RX_PI;
6685 
6686 
6687 		rc = ecore_eth_rx_queue_start(p_hwfn,
6688 			p_hwfn->hw_info.opaque_fid,
6689 			&qparams,
6690 			fp->rxq->rx_buf_size,	/* bd_max_bytes */
6691 			/* bd_chain_phys_addr */
6692 			fp->rxq->rx_bd_ring.p_phys_addr,
6693 			/* cqe_pbl_addr */
6694 			ecore_chain_get_pbl_phys(&fp->rxq->rx_comp_ring),
6695 			/* cqe_pbl_size */
6696 			ecore_chain_get_page_cnt(&fp->rxq->rx_comp_ring),
6697 			&rx_ret_params);
6698 
6699                 if (rc) {
6700                 	QL_DPRINT1(ha, "Start RXQ #%d failed %d\n", i, rc);
6701                         return rc;
6702                 }
6703 
6704 		fp->rxq->hw_rxq_prod_addr	= rx_ret_params.p_prod;
6705 		fp->rxq->handle			= rx_ret_params.p_handle;
6706                 fp->rxq->hw_cons_ptr		=
6707 				&fp->sb_info->sb_virt->pi_array[RX_PI];
6708 
6709                 qlnx_update_rx_prod(p_hwfn, fp->rxq);
6710 
6711                 for (tc = 0; tc < ha->num_tc; tc++) {
6712                         struct qlnx_tx_queue *txq = fp->txq[tc];
6713 
6714 			bzero(&qparams,
6715 				sizeof(struct ecore_queue_start_common_params));
6716 			bzero(&tx_ret_params,
6717 				sizeof (struct ecore_txq_start_ret_params));
6718 
6719 			qparams.queue_id = txq->index / cdev->num_hwfns ;
6720 			qparams.vport_id = vport_id;
6721 			qparams.stats_id = vport_id;
6722 			qparams.p_sb = fp->sb_info;
6723 			qparams.sb_idx = TX_PI(tc);
6724 
6725 			rc = ecore_eth_tx_queue_start(p_hwfn,
6726 				p_hwfn->hw_info.opaque_fid,
6727 				&qparams, tc,
6728 				/* bd_chain_phys_addr */
6729 				ecore_chain_get_pbl_phys(&txq->tx_pbl),
6730 				ecore_chain_get_page_cnt(&txq->tx_pbl),
6731 				&tx_ret_params);
6732 
6733                         if (rc) {
6734                 		QL_DPRINT1(ha, "Start TXQ #%d failed %d\n",
6735 					   txq->index, rc);
6736                                 return rc;
6737                         }
6738 
6739 			txq->doorbell_addr = tx_ret_params.p_doorbell;
6740 			txq->handle = tx_ret_params.p_handle;
6741 
6742                         txq->hw_cons_ptr =
6743                                 &fp->sb_info->sb_virt->pi_array[TX_PI(tc)];
6744                         SET_FIELD(txq->tx_db.data.params,
6745                                   ETH_DB_DATA_DEST, DB_DEST_XCM);
6746                         SET_FIELD(txq->tx_db.data.params, ETH_DB_DATA_AGG_CMD,
6747                                   DB_AGG_CMD_SET);
6748                         SET_FIELD(txq->tx_db.data.params,
6749                                   ETH_DB_DATA_AGG_VAL_SEL,
6750                                   DQ_XCM_ETH_TX_BD_PROD_CMD);
6751 
6752                         txq->tx_db.data.agg_flags = DQ_XCM_ETH_DQ_CF_CMD;
6753                 }
6754         }
6755 
6756         /* Fill struct with RSS params */
6757         if (ha->num_rss > 1) {
6758                 rss_params->update_rss_config = 1;
6759                 rss_params->rss_enable = 1;
6760                 rss_params->update_rss_capabilities = 1;
6761                 rss_params->update_rss_ind_table = 1;
6762                 rss_params->update_rss_key = 1;
6763                 rss_params->rss_caps = ECORE_RSS_IPV4 | ECORE_RSS_IPV6 |
6764                                        ECORE_RSS_IPV4_TCP | ECORE_RSS_IPV6_TCP;
6765                 rss_params->rss_table_size_log = 7; /* 2^7 = 128 */
6766 
6767                 for (i = 0; i < ECORE_RSS_IND_TABLE_SIZE; i++) {
6768                 	fp = &ha->fp_array[(i % ha->num_rss)];
6769                         rss_params->rss_ind_table[i] = fp->rxq->handle;
6770 		}
6771 
6772                 for (i = 0; i < ECORE_RSS_KEY_SIZE; i++)
6773 			rss_params->rss_key[i] = (__le32)qlnx_hash_key[i];
6774 
6775         } else {
6776                 memset(rss_params, 0, sizeof(*rss_params));
6777         }
6778 
6779         /* Prepare and send the vport enable */
6780         memset(&vport_update_params, 0, sizeof(vport_update_params));
6781         vport_update_params.vport_id = vport_id;
6782         vport_update_params.update_vport_active_tx_flg = 1;
6783         vport_update_params.vport_active_tx_flg = 1;
6784         vport_update_params.update_vport_active_rx_flg = 1;
6785         vport_update_params.vport_active_rx_flg = 1;
6786         vport_update_params.rss_params = rss_params;
6787         vport_update_params.update_inner_vlan_removal_flg = 1;
6788         vport_update_params.inner_vlan_removal_flg = 1;
6789 
6790 	if (hw_lro_enable) {
6791 		memset(&tpa_params, 0, sizeof (struct ecore_sge_tpa_params));
6792 
6793 		tpa_params.max_buffers_per_cqe = QLNX_TPA_MAX_AGG_BUFFERS;
6794 
6795 		tpa_params.update_tpa_en_flg = 1;
6796 		tpa_params.tpa_ipv4_en_flg = 1;
6797 		tpa_params.tpa_ipv6_en_flg = 1;
6798 
6799 		tpa_params.update_tpa_param_flg = 1;
6800 		tpa_params.tpa_pkt_split_flg = 0;
6801 		tpa_params.tpa_hdr_data_split_flg = 0;
6802 		tpa_params.tpa_gro_consistent_flg = 0;
6803 		tpa_params.tpa_max_aggs_num = ETH_TPA_MAX_AGGS_NUM;
6804 		tpa_params.tpa_max_size = (uint16_t)(-1);
6805 		tpa_params.tpa_min_size_to_start = if_getmtu(ifp) / 2;
6806 		tpa_params.tpa_min_size_to_cont = if_getmtu(ifp) / 2;
6807 
6808 		vport_update_params.sge_tpa_params = &tpa_params;
6809 	}
6810 
6811         rc = qlnx_update_vport(cdev, &vport_update_params);
6812         if (rc) {
6813 		QL_DPRINT1(ha, "Update V-PORT failed %d\n", rc);
6814                 return rc;
6815         }
6816 
6817         return 0;
6818 }
6819 
6820 static int
6821 qlnx_drain_txq(qlnx_host_t *ha, struct qlnx_fastpath *fp,
6822 	struct qlnx_tx_queue *txq)
6823 {
6824 	uint16_t	hw_bd_cons;
6825 	uint16_t	ecore_cons_idx;
6826 
6827 	QL_DPRINT2(ha, "enter\n");
6828 
6829 	hw_bd_cons = le16toh(*txq->hw_cons_ptr);
6830 
6831 	while (hw_bd_cons !=
6832 		(ecore_cons_idx = ecore_chain_get_cons_idx(&txq->tx_pbl))) {
6833 		mtx_lock(&fp->tx_mtx);
6834 
6835 		(void)qlnx_tx_int(ha, fp, txq);
6836 
6837 		mtx_unlock(&fp->tx_mtx);
6838 
6839 		qlnx_mdelay(__func__, 2);
6840 
6841 		hw_bd_cons = le16toh(*txq->hw_cons_ptr);
6842 	}
6843 
6844 	QL_DPRINT2(ha, "[%d, %d]: done\n", fp->rss_id, txq->index);
6845 
6846         return 0;
6847 }
6848 
6849 static int
6850 qlnx_stop_queues(qlnx_host_t *ha)
6851 {
6852         struct qlnx_update_vport_params	vport_update_params;
6853         struct ecore_dev		*cdev;
6854         struct qlnx_fastpath		*fp;
6855         int				rc, tc, i;
6856 
6857         cdev = &ha->cdev;
6858 
6859         /* Disable the vport */
6860 
6861         memset(&vport_update_params, 0, sizeof(vport_update_params));
6862 
6863         vport_update_params.vport_id = 0;
6864         vport_update_params.update_vport_active_tx_flg = 1;
6865         vport_update_params.vport_active_tx_flg = 0;
6866         vport_update_params.update_vport_active_rx_flg = 1;
6867         vport_update_params.vport_active_rx_flg = 0;
6868         vport_update_params.rss_params = &ha->rss_params;
6869         vport_update_params.rss_params->update_rss_config = 0;
6870         vport_update_params.rss_params->rss_enable = 0;
6871         vport_update_params.update_inner_vlan_removal_flg = 0;
6872         vport_update_params.inner_vlan_removal_flg = 0;
6873 
6874 	QL_DPRINT1(ha, "Update vport ID= %d\n", vport_update_params.vport_id);
6875 
6876         rc = qlnx_update_vport(cdev, &vport_update_params);
6877         if (rc) {
6878 		QL_DPRINT1(ha, "Failed to update vport\n");
6879                 return rc;
6880         }
6881 
6882         /* Flush Tx queues. If needed, request drain from MCP */
6883         for_each_rss(i) {
6884                 fp = &ha->fp_array[i];
6885 
6886                 for (tc = 0; tc < ha->num_tc; tc++) {
6887                         struct qlnx_tx_queue *txq = fp->txq[tc];
6888 
6889                         rc = qlnx_drain_txq(ha, fp, txq);
6890                         if (rc)
6891                                 return rc;
6892                 }
6893         }
6894 
6895         /* Stop all Queues in reverse order*/
6896         for (i = ha->num_rss - 1; i >= 0; i--) {
6897 		struct ecore_hwfn *p_hwfn = &cdev->hwfns[(i % cdev->num_hwfns)];
6898 
6899                 fp = &ha->fp_array[i];
6900 
6901                 /* Stop the Tx Queue(s)*/
6902                 for (tc = 0; tc < ha->num_tc; tc++) {
6903 			int tx_queue_id __unused;
6904 
6905 			tx_queue_id = tc * ha->num_rss + i;
6906 			rc = ecore_eth_tx_queue_stop(p_hwfn,
6907 					fp->txq[tc]->handle);
6908 
6909                         if (rc) {
6910 				QL_DPRINT1(ha, "Failed to stop TXQ #%d\n",
6911 					   tx_queue_id);
6912                                 return rc;
6913                         }
6914                 }
6915 
6916                 /* Stop the Rx Queue*/
6917 		rc = ecore_eth_rx_queue_stop(p_hwfn, fp->rxq->handle, false,
6918 				false);
6919                 if (rc) {
6920                         QL_DPRINT1(ha, "Failed to stop RXQ #%d\n", i);
6921                         return rc;
6922                 }
6923         }
6924 
6925         /* Stop the vport */
6926 	for_each_hwfn(cdev, i) {
6927 		struct ecore_hwfn *p_hwfn = &cdev->hwfns[i];
6928 
6929 		rc = ecore_sp_vport_stop(p_hwfn, p_hwfn->hw_info.opaque_fid, 0);
6930 
6931 		if (rc) {
6932                         QL_DPRINT1(ha, "Failed to stop VPORT\n");
6933 			return rc;
6934 		}
6935 	}
6936 
6937         return rc;
6938 }
6939 
6940 static int
6941 qlnx_set_ucast_rx_mac(qlnx_host_t *ha,
6942 	enum ecore_filter_opcode opcode,
6943 	unsigned char mac[ETH_ALEN])
6944 {
6945 	struct ecore_filter_ucast	ucast;
6946 	struct ecore_dev		*cdev;
6947 	int				rc;
6948 
6949 	cdev = &ha->cdev;
6950 
6951 	bzero(&ucast, sizeof(struct ecore_filter_ucast));
6952 
6953         ucast.opcode = opcode;
6954         ucast.type = ECORE_FILTER_MAC;
6955         ucast.is_rx_filter = 1;
6956         ucast.vport_to_add_to = 0;
6957         memcpy(&ucast.mac[0], mac, ETH_ALEN);
6958 
6959 	rc = ecore_filter_ucast_cmd(cdev, &ucast, ECORE_SPQ_MODE_CB, NULL);
6960 
6961         return (rc);
6962 }
6963 
6964 static int
6965 qlnx_remove_all_ucast_mac(qlnx_host_t *ha)
6966 {
6967 	struct ecore_filter_ucast	ucast;
6968 	struct ecore_dev		*cdev;
6969 	int				rc;
6970 
6971 	bzero(&ucast, sizeof(struct ecore_filter_ucast));
6972 
6973 	ucast.opcode = ECORE_FILTER_REPLACE;
6974 	ucast.type = ECORE_FILTER_MAC;
6975 	ucast.is_rx_filter = 1;
6976 
6977 	cdev = &ha->cdev;
6978 
6979 	rc = ecore_filter_ucast_cmd(cdev, &ucast, ECORE_SPQ_MODE_CB, NULL);
6980 
6981 	return (rc);
6982 }
6983 
6984 static int
6985 qlnx_remove_all_mcast_mac(qlnx_host_t *ha)
6986 {
6987 	struct ecore_filter_mcast	*mcast;
6988 	struct ecore_dev		*cdev;
6989 	int				rc, i;
6990 
6991 	cdev = &ha->cdev;
6992 
6993 	mcast = &ha->ecore_mcast;
6994 	bzero(mcast, sizeof(struct ecore_filter_mcast));
6995 
6996 	mcast->opcode = ECORE_FILTER_REMOVE;
6997 
6998 	for (i = 0; i < QLNX_MAX_NUM_MULTICAST_ADDRS; i++) {
6999 		if (ha->mcast[i].addr[0] || ha->mcast[i].addr[1] ||
7000 			ha->mcast[i].addr[2] || ha->mcast[i].addr[3] ||
7001 			ha->mcast[i].addr[4] || ha->mcast[i].addr[5]) {
7002 			memcpy(&mcast->mac[i][0], &ha->mcast[i].addr[0], ETH_ALEN);
7003 			mcast->num_mc_addrs++;
7004 		}
7005 	}
7006 	mcast = &ha->ecore_mcast;
7007 
7008 	rc = ecore_filter_mcast_cmd(cdev, mcast, ECORE_SPQ_MODE_CB, NULL);
7009 
7010 	bzero(ha->mcast, (sizeof(qlnx_mcast_t) * QLNX_MAX_NUM_MULTICAST_ADDRS));
7011 	ha->nmcast = 0;
7012 
7013 	return (rc);
7014 }
7015 
7016 static int
7017 qlnx_clean_filters(qlnx_host_t *ha)
7018 {
7019         int	rc = 0;
7020 
7021 	/* Remove all unicast macs */
7022 	rc = qlnx_remove_all_ucast_mac(ha);
7023 	if (rc)
7024 		return rc;
7025 
7026 	/* Remove all multicast macs */
7027 	rc = qlnx_remove_all_mcast_mac(ha);
7028 	if (rc)
7029 		return rc;
7030 
7031         rc = qlnx_set_ucast_rx_mac(ha, ECORE_FILTER_FLUSH, ha->primary_mac);
7032 
7033         return (rc);
7034 }
7035 
7036 static int
7037 qlnx_set_rx_accept_filter(qlnx_host_t *ha, uint8_t filter)
7038 {
7039 	struct ecore_filter_accept_flags	accept;
7040 	int					rc = 0;
7041 	struct ecore_dev			*cdev;
7042 
7043 	cdev = &ha->cdev;
7044 
7045 	bzero(&accept, sizeof(struct ecore_filter_accept_flags));
7046 
7047 	accept.update_rx_mode_config = 1;
7048 	accept.rx_accept_filter = filter;
7049 
7050 	accept.update_tx_mode_config = 1;
7051 	accept.tx_accept_filter = ECORE_ACCEPT_UCAST_MATCHED |
7052 		ECORE_ACCEPT_MCAST_MATCHED | ECORE_ACCEPT_BCAST;
7053 
7054 	rc = ecore_filter_accept_cmd(cdev, 0, accept, false, false,
7055 			ECORE_SPQ_MODE_CB, NULL);
7056 
7057 	return (rc);
7058 }
7059 
7060 static int
7061 qlnx_set_rx_mode(qlnx_host_t *ha)
7062 {
7063 	int	rc = 0;
7064 	uint8_t	filter;
7065 
7066 	rc = qlnx_set_ucast_rx_mac(ha, ECORE_FILTER_REPLACE, ha->primary_mac);
7067         if (rc)
7068                 return rc;
7069 
7070 	rc = qlnx_remove_all_mcast_mac(ha);
7071         if (rc)
7072                 return rc;
7073 
7074 	filter = ECORE_ACCEPT_UCAST_MATCHED |
7075 			ECORE_ACCEPT_MCAST_MATCHED |
7076 			ECORE_ACCEPT_BCAST;
7077 
7078 	if (qlnx_vf_device(ha) == 0) {
7079 		filter |= ECORE_ACCEPT_UCAST_UNMATCHED;
7080 		filter |= ECORE_ACCEPT_MCAST_UNMATCHED;
7081 	}
7082 	ha->filter = filter;
7083 
7084 	rc = qlnx_set_rx_accept_filter(ha, filter);
7085 
7086 	return (rc);
7087 }
7088 
7089 static int
7090 qlnx_set_link(qlnx_host_t *ha, bool link_up)
7091 {
7092         int			i, rc = 0;
7093 	struct ecore_dev	*cdev;
7094 	struct ecore_hwfn	*hwfn;
7095 	struct ecore_ptt	*ptt;
7096 
7097 	if (qlnx_vf_device(ha) == 0)
7098 		return (0);
7099 
7100 	cdev = &ha->cdev;
7101 
7102         for_each_hwfn(cdev, i) {
7103                 hwfn = &cdev->hwfns[i];
7104 
7105                 ptt = ecore_ptt_acquire(hwfn);
7106        	        if (!ptt)
7107                         return -EBUSY;
7108 
7109                 rc = ecore_mcp_set_link(hwfn, ptt, link_up);
7110 
7111                 ecore_ptt_release(hwfn, ptt);
7112 
7113                 if (rc)
7114                         return rc;
7115         }
7116         return (rc);
7117 }
7118 
7119 static uint64_t
7120 qlnx_get_counter(if_t ifp, ift_counter cnt)
7121 {
7122 	qlnx_host_t *ha;
7123 	uint64_t count;
7124 
7125         ha = (qlnx_host_t *)if_getsoftc(ifp);
7126 
7127         switch (cnt) {
7128         case IFCOUNTER_IPACKETS:
7129 		count = ha->hw_stats.common.rx_ucast_pkts +
7130 			ha->hw_stats.common.rx_mcast_pkts +
7131 			ha->hw_stats.common.rx_bcast_pkts;
7132 		break;
7133 
7134         case IFCOUNTER_IERRORS:
7135 		count = ha->hw_stats.common.rx_crc_errors +
7136 			ha->hw_stats.common.rx_align_errors +
7137 			ha->hw_stats.common.rx_oversize_packets +
7138 			ha->hw_stats.common.rx_undersize_packets;
7139 		break;
7140 
7141         case IFCOUNTER_OPACKETS:
7142 		count = ha->hw_stats.common.tx_ucast_pkts +
7143 			ha->hw_stats.common.tx_mcast_pkts +
7144 			ha->hw_stats.common.tx_bcast_pkts;
7145 		break;
7146 
7147         case IFCOUNTER_OERRORS:
7148                 count = ha->hw_stats.common.tx_err_drop_pkts;
7149 		break;
7150 
7151         case IFCOUNTER_COLLISIONS:
7152                 return (0);
7153 
7154         case IFCOUNTER_IBYTES:
7155 		count = ha->hw_stats.common.rx_ucast_bytes +
7156 			ha->hw_stats.common.rx_mcast_bytes +
7157 			ha->hw_stats.common.rx_bcast_bytes;
7158 		break;
7159 
7160         case IFCOUNTER_OBYTES:
7161 		count = ha->hw_stats.common.tx_ucast_bytes +
7162 			ha->hw_stats.common.tx_mcast_bytes +
7163 			ha->hw_stats.common.tx_bcast_bytes;
7164 		break;
7165 
7166         case IFCOUNTER_IMCASTS:
7167 		count = ha->hw_stats.common.rx_mcast_bytes;
7168 		break;
7169 
7170         case IFCOUNTER_OMCASTS:
7171 		count = ha->hw_stats.common.tx_mcast_bytes;
7172 		break;
7173 
7174         case IFCOUNTER_IQDROPS:
7175         case IFCOUNTER_OQDROPS:
7176         case IFCOUNTER_NOPROTO:
7177 
7178         default:
7179                 return (if_get_counter_default(ifp, cnt));
7180         }
7181 	return (count);
7182 }
7183 
7184 static void
7185 qlnx_timer(void *arg)
7186 {
7187 	qlnx_host_t	*ha;
7188 
7189 	ha = (qlnx_host_t *)arg;
7190 
7191 	if (ha->error_recovery) {
7192 		ha->error_recovery = 0;
7193 		taskqueue_enqueue(ha->err_taskqueue, &ha->err_task);
7194 		return;
7195 	}
7196 
7197        	ecore_get_vport_stats(&ha->cdev, &ha->hw_stats);
7198 
7199 	if (ha->storm_stats_gather)
7200 		qlnx_sample_storm_stats(ha);
7201 
7202 	callout_reset(&ha->qlnx_callout, hz, qlnx_timer, ha);
7203 
7204 	return;
7205 }
7206 
7207 static int
7208 qlnx_load(qlnx_host_t *ha)
7209 {
7210 	int			i;
7211 	int			rc = 0;
7212         device_t		dev;
7213 
7214         dev = ha->pci_dev;
7215 
7216 	QL_DPRINT2(ha, "enter\n");
7217 
7218         rc = qlnx_alloc_mem_arrays(ha);
7219         if (rc)
7220                 goto qlnx_load_exit0;
7221 
7222         qlnx_init_fp(ha);
7223 
7224         rc = qlnx_alloc_mem_load(ha);
7225         if (rc)
7226                 goto qlnx_load_exit1;
7227 
7228         QL_DPRINT2(ha, "Allocated %d RSS queues on %d TC/s\n",
7229 		   ha->num_rss, ha->num_tc);
7230 
7231 	for (i = 0; i < ha->num_rss; i++) {
7232 		if ((rc = bus_setup_intr(dev, ha->irq_vec[i].irq,
7233                         (INTR_TYPE_NET | INTR_MPSAFE),
7234                         NULL, qlnx_fp_isr, &ha->irq_vec[i],
7235                         &ha->irq_vec[i].handle))) {
7236                         QL_DPRINT1(ha, "could not setup interrupt\n");
7237                         goto qlnx_load_exit2;
7238 		}
7239 
7240 		QL_DPRINT2(ha, "rss_id = %d irq_rid %d \
7241 			 irq %p handle %p\n", i,
7242 			ha->irq_vec[i].irq_rid,
7243 			ha->irq_vec[i].irq, ha->irq_vec[i].handle);
7244 
7245 		bus_bind_intr(dev, ha->irq_vec[i].irq, (i % mp_ncpus));
7246 	}
7247 
7248         rc = qlnx_start_queues(ha);
7249         if (rc)
7250                 goto qlnx_load_exit2;
7251 
7252         QL_DPRINT2(ha, "Start VPORT, RXQ and TXQ succeeded\n");
7253 
7254         /* Add primary mac and set Rx filters */
7255         rc = qlnx_set_rx_mode(ha);
7256         if (rc)
7257                 goto qlnx_load_exit2;
7258 
7259         /* Ask for link-up using current configuration */
7260 	qlnx_set_link(ha, true);
7261 
7262 	if (qlnx_vf_device(ha) == 0)
7263 		qlnx_link_update(&ha->cdev.hwfns[0]);
7264 
7265         ha->state = QLNX_STATE_OPEN;
7266 
7267 	bzero(&ha->hw_stats, sizeof(struct ecore_eth_stats));
7268 
7269 	if (ha->flags.callout_init)
7270         	callout_reset(&ha->qlnx_callout, hz, qlnx_timer, ha);
7271 
7272         goto qlnx_load_exit0;
7273 
7274 qlnx_load_exit2:
7275         qlnx_free_mem_load(ha);
7276 
7277 qlnx_load_exit1:
7278         ha->num_rss = 0;
7279 
7280 qlnx_load_exit0:
7281 	QL_DPRINT2(ha, "exit [%d]\n", rc);
7282         return rc;
7283 }
7284 
7285 static void
7286 qlnx_drain_soft_lro(qlnx_host_t *ha)
7287 {
7288 #ifdef QLNX_SOFT_LRO
7289 
7290 	if_t		ifp;
7291 	int		i;
7292 
7293 	ifp = ha->ifp;
7294 
7295 	if (if_getcapenable(ifp) & IFCAP_LRO) {
7296 	        for (i = 0; i < ha->num_rss; i++) {
7297 			struct qlnx_fastpath *fp = &ha->fp_array[i];
7298 			struct lro_ctrl *lro;
7299 
7300 			lro = &fp->rxq->lro;
7301 
7302 			tcp_lro_flush_all(lro);
7303                 }
7304 	}
7305 
7306 #endif /* #ifdef QLNX_SOFT_LRO */
7307 
7308 	return;
7309 }
7310 
7311 static void
7312 qlnx_unload(qlnx_host_t *ha)
7313 {
7314 	struct ecore_dev	*cdev;
7315         device_t		dev;
7316 	int			i;
7317 
7318 	cdev = &ha->cdev;
7319         dev = ha->pci_dev;
7320 
7321 	QL_DPRINT2(ha, "enter\n");
7322         QL_DPRINT1(ha, " QLNX STATE = %d\n",ha->state);
7323 
7324 	if (ha->state == QLNX_STATE_OPEN) {
7325 		qlnx_set_link(ha, false);
7326 		qlnx_clean_filters(ha);
7327 		qlnx_stop_queues(ha);
7328 		ecore_hw_stop_fastpath(cdev);
7329 
7330 		for (i = 0; i < ha->num_rss; i++) {
7331 			if (ha->irq_vec[i].handle) {
7332 				(void)bus_teardown_intr(dev,
7333 					ha->irq_vec[i].irq,
7334 					ha->irq_vec[i].handle);
7335 				ha->irq_vec[i].handle = NULL;
7336 			}
7337 		}
7338 
7339 		qlnx_drain_fp_taskqueues(ha);
7340 		qlnx_drain_soft_lro(ha);
7341         	qlnx_free_mem_load(ha);
7342 	}
7343 
7344 	if (ha->flags.callout_init)
7345 		callout_drain(&ha->qlnx_callout);
7346 
7347 	qlnx_mdelay(__func__, 1000);
7348 
7349         ha->state = QLNX_STATE_CLOSED;
7350 
7351 	QL_DPRINT2(ha, "exit\n");
7352 	return;
7353 }
7354 
7355 static int
7356 qlnx_grc_dumpsize(qlnx_host_t *ha, uint32_t *num_dwords, int hwfn_index)
7357 {
7358 	int			rval = -1;
7359 	struct ecore_hwfn	*p_hwfn;
7360 	struct ecore_ptt	*p_ptt;
7361 
7362 	ecore_dbg_set_app_ver(ecore_dbg_get_fw_func_ver());
7363 
7364 	p_hwfn = &ha->cdev.hwfns[hwfn_index];
7365 	p_ptt = ecore_ptt_acquire(p_hwfn);
7366 
7367         if (!p_ptt) {
7368 		QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
7369                 return (rval);
7370         }
7371 
7372         rval = ecore_dbg_grc_get_dump_buf_size(p_hwfn, p_ptt, num_dwords);
7373 
7374 	if (rval == DBG_STATUS_OK)
7375                 rval = 0;
7376         else {
7377 		QL_DPRINT1(ha, "ecore_dbg_grc_get_dump_buf_size failed"
7378 			"[0x%x]\n", rval);
7379 	}
7380 
7381         ecore_ptt_release(p_hwfn, p_ptt);
7382 
7383         return (rval);
7384 }
7385 
7386 static int
7387 qlnx_idle_chk_size(qlnx_host_t *ha, uint32_t *num_dwords, int hwfn_index)
7388 {
7389 	int			rval = -1;
7390 	struct ecore_hwfn	*p_hwfn;
7391 	struct ecore_ptt	*p_ptt;
7392 
7393 	ecore_dbg_set_app_ver(ecore_dbg_get_fw_func_ver());
7394 
7395 	p_hwfn = &ha->cdev.hwfns[hwfn_index];
7396 	p_ptt = ecore_ptt_acquire(p_hwfn);
7397 
7398         if (!p_ptt) {
7399 		QL_DPRINT1(ha, "ecore_ptt_acquire failed\n");
7400                 return (rval);
7401         }
7402 
7403         rval = ecore_dbg_idle_chk_get_dump_buf_size(p_hwfn, p_ptt, num_dwords);
7404 
7405 	if (rval == DBG_STATUS_OK)
7406                 rval = 0;
7407         else {
7408 		QL_DPRINT1(ha, "ecore_dbg_idle_chk_get_dump_buf_size failed"
7409 			" [0x%x]\n", rval);
7410 	}
7411 
7412         ecore_ptt_release(p_hwfn, p_ptt);
7413 
7414         return (rval);
7415 }
7416 
7417 static void
7418 qlnx_sample_storm_stats(qlnx_host_t *ha)
7419 {
7420         int			i, index;
7421         struct ecore_dev	*cdev;
7422 	qlnx_storm_stats_t	*s_stats;
7423 	uint32_t		reg;
7424         struct ecore_ptt	*p_ptt;
7425         struct ecore_hwfn	*hwfn;
7426 
7427 	if (ha->storm_stats_index >= QLNX_STORM_STATS_SAMPLES_PER_HWFN) {
7428 		ha->storm_stats_gather = 0;
7429 		return;
7430 	}
7431 
7432         cdev = &ha->cdev;
7433 
7434         for_each_hwfn(cdev, i) {
7435                 hwfn = &cdev->hwfns[i];
7436 
7437                 p_ptt = ecore_ptt_acquire(hwfn);
7438                 if (!p_ptt)
7439                         return;
7440 
7441 		index = ha->storm_stats_index +
7442 				(i * QLNX_STORM_STATS_SAMPLES_PER_HWFN);
7443 
7444 		s_stats = &ha->storm_stats[index];
7445 
7446 		/* XSTORM */
7447 		reg = XSEM_REG_FAST_MEMORY +
7448 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7449 		s_stats->xstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7450 
7451 		reg = XSEM_REG_FAST_MEMORY +
7452 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7453 		s_stats->xstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7454 
7455 		reg = XSEM_REG_FAST_MEMORY +
7456 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7457 		s_stats->xstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7458 
7459 		reg = XSEM_REG_FAST_MEMORY +
7460 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7461 		s_stats->xstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7462 
7463 		/* YSTORM */
7464 		reg = YSEM_REG_FAST_MEMORY +
7465 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7466 		s_stats->ystorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7467 
7468 		reg = YSEM_REG_FAST_MEMORY +
7469 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7470 		s_stats->ystorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7471 
7472 		reg = YSEM_REG_FAST_MEMORY +
7473 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7474 		s_stats->ystorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7475 
7476 		reg = YSEM_REG_FAST_MEMORY +
7477 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7478 		s_stats->ystorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7479 
7480 		/* PSTORM */
7481 		reg = PSEM_REG_FAST_MEMORY +
7482 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7483 		s_stats->pstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7484 
7485 		reg = PSEM_REG_FAST_MEMORY +
7486 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7487 		s_stats->pstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7488 
7489 		reg = PSEM_REG_FAST_MEMORY +
7490 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7491 		s_stats->pstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7492 
7493 		reg = PSEM_REG_FAST_MEMORY +
7494 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7495 		s_stats->pstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7496 
7497 		/* TSTORM */
7498 		reg = TSEM_REG_FAST_MEMORY +
7499 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7500 		s_stats->tstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7501 
7502 		reg = TSEM_REG_FAST_MEMORY +
7503 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7504 		s_stats->tstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7505 
7506 		reg = TSEM_REG_FAST_MEMORY +
7507 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7508 		s_stats->tstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7509 
7510 		reg = TSEM_REG_FAST_MEMORY +
7511 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7512 		s_stats->tstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7513 
7514 		/* MSTORM */
7515 		reg = MSEM_REG_FAST_MEMORY +
7516 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7517 		s_stats->mstorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7518 
7519 		reg = MSEM_REG_FAST_MEMORY +
7520 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7521 		s_stats->mstorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7522 
7523 		reg = MSEM_REG_FAST_MEMORY +
7524 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7525 		s_stats->mstorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7526 
7527 		reg = MSEM_REG_FAST_MEMORY +
7528 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7529 		s_stats->mstorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7530 
7531 		/* USTORM */
7532 		reg = USEM_REG_FAST_MEMORY +
7533 				SEM_FAST_REG_STORM_ACTIVE_CYCLES_BB_K2;
7534 		s_stats->ustorm_active_cycles = ecore_rd(hwfn, p_ptt, reg);
7535 
7536 		reg = USEM_REG_FAST_MEMORY +
7537 				SEM_FAST_REG_STORM_STALL_CYCLES_BB_K2;
7538 		s_stats->ustorm_stall_cycles = ecore_rd(hwfn, p_ptt, reg);
7539 
7540 		reg = USEM_REG_FAST_MEMORY +
7541 				SEM_FAST_REG_IDLE_SLEEPING_CYCLES_BB_K2;
7542 		s_stats->ustorm_sleeping_cycles = ecore_rd(hwfn, p_ptt, reg);
7543 
7544 		reg = USEM_REG_FAST_MEMORY +
7545 				SEM_FAST_REG_IDLE_INACTIVE_CYCLES_BB_K2;
7546 		s_stats->ustorm_inactive_cycles = ecore_rd(hwfn, p_ptt, reg);
7547 
7548                 ecore_ptt_release(hwfn, p_ptt);
7549         }
7550 
7551 	ha->storm_stats_index++;
7552 
7553         return;
7554 }
7555 
7556 /*
7557  * Name: qlnx_dump_buf8
7558  * Function: dumps a buffer as bytes
7559  */
7560 static void
7561 qlnx_dump_buf8(qlnx_host_t *ha, const char *msg, void *dbuf, uint32_t len)
7562 {
7563         device_t	dev;
7564         uint32_t	i = 0;
7565         uint8_t		*buf;
7566 
7567         dev = ha->pci_dev;
7568         buf = dbuf;
7569 
7570         device_printf(dev, "%s: %s 0x%x dump start\n", __func__, msg, len);
7571 
7572         while (len >= 16) {
7573                 device_printf(dev,"0x%08x:"
7574                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7575                         " %02x %02x %02x %02x %02x %02x %02x %02x\n", i,
7576                         buf[0], buf[1], buf[2], buf[3],
7577                         buf[4], buf[5], buf[6], buf[7],
7578                         buf[8], buf[9], buf[10], buf[11],
7579                         buf[12], buf[13], buf[14], buf[15]);
7580                 i += 16;
7581                 len -= 16;
7582                 buf += 16;
7583         }
7584         switch (len) {
7585         case 1:
7586                 device_printf(dev,"0x%08x: %02x\n", i, buf[0]);
7587                 break;
7588         case 2:
7589                 device_printf(dev,"0x%08x: %02x %02x\n", i, buf[0], buf[1]);
7590                 break;
7591         case 3:
7592                 device_printf(dev,"0x%08x: %02x %02x %02x\n",
7593                         i, buf[0], buf[1], buf[2]);
7594                 break;
7595         case 4:
7596                 device_printf(dev,"0x%08x: %02x %02x %02x %02x\n", i,
7597                         buf[0], buf[1], buf[2], buf[3]);
7598                 break;
7599         case 5:
7600                 device_printf(dev,"0x%08x:"
7601                         " %02x %02x %02x %02x %02x\n", i,
7602                         buf[0], buf[1], buf[2], buf[3], buf[4]);
7603                 break;
7604         case 6:
7605                 device_printf(dev,"0x%08x:"
7606                         " %02x %02x %02x %02x %02x %02x\n", i,
7607                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]);
7608                 break;
7609         case 7:
7610                 device_printf(dev,"0x%08x:"
7611                         " %02x %02x %02x %02x %02x %02x %02x\n", i,
7612                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6]);
7613                 break;
7614         case 8:
7615                 device_printf(dev,"0x%08x:"
7616                         " %02x %02x %02x %02x %02x %02x %02x %02x\n", i,
7617                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7618                         buf[7]);
7619                 break;
7620         case 9:
7621                 device_printf(dev,"0x%08x:"
7622                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7623                         " %02x\n", i,
7624                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7625                         buf[7], buf[8]);
7626                 break;
7627         case 10:
7628                 device_printf(dev,"0x%08x:"
7629                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7630                         " %02x %02x\n", i,
7631                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7632                         buf[7], buf[8], buf[9]);
7633                 break;
7634         case 11:
7635                 device_printf(dev,"0x%08x:"
7636                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7637                         " %02x %02x %02x\n", i,
7638                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7639                         buf[7], buf[8], buf[9], buf[10]);
7640                 break;
7641         case 12:
7642                 device_printf(dev,"0x%08x:"
7643                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7644                         " %02x %02x %02x %02x\n", i,
7645                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7646                         buf[7], buf[8], buf[9], buf[10], buf[11]);
7647                 break;
7648         case 13:
7649                 device_printf(dev,"0x%08x:"
7650                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7651                         " %02x %02x %02x %02x %02x\n", i,
7652                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7653                         buf[7], buf[8], buf[9], buf[10], buf[11], buf[12]);
7654                 break;
7655         case 14:
7656                 device_printf(dev,"0x%08x:"
7657                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7658                         " %02x %02x %02x %02x %02x %02x\n", i,
7659                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7660                         buf[7], buf[8], buf[9], buf[10], buf[11], buf[12],
7661                         buf[13]);
7662                 break;
7663         case 15:
7664                 device_printf(dev,"0x%08x:"
7665                         " %02x %02x %02x %02x %02x %02x %02x %02x"
7666                         " %02x %02x %02x %02x %02x %02x %02x\n", i,
7667                         buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
7668                         buf[7], buf[8], buf[9], buf[10], buf[11], buf[12],
7669                         buf[13], buf[14]);
7670                 break;
7671         default:
7672                 break;
7673         }
7674 
7675         device_printf(dev, "%s: %s dump end\n", __func__, msg);
7676 
7677         return;
7678 }
7679 
7680 #ifdef CONFIG_ECORE_SRIOV
7681 
7682 static void
7683 __qlnx_osal_iov_vf_cleanup(struct ecore_hwfn *p_hwfn, uint8_t rel_vf_id)
7684 {
7685         struct ecore_public_vf_info *vf_info;
7686 
7687         vf_info = ecore_iov_get_public_vf_info(p_hwfn, rel_vf_id, false);
7688 
7689         if (!vf_info)
7690                 return;
7691 
7692         /* Clear the VF mac */
7693         memset(vf_info->forced_mac, 0, ETH_ALEN);
7694 
7695         vf_info->forced_vlan = 0;
7696 
7697 	return;
7698 }
7699 
7700 void
7701 qlnx_osal_iov_vf_cleanup(void *p_hwfn, uint8_t relative_vf_id)
7702 {
7703 	__qlnx_osal_iov_vf_cleanup(p_hwfn, relative_vf_id);
7704 	return;
7705 }
7706 
7707 static int
7708 __qlnx_iov_chk_ucast(struct ecore_hwfn *p_hwfn, int vfid,
7709 	struct ecore_filter_ucast *params)
7710 {
7711         struct ecore_public_vf_info *vf;
7712 
7713 	if (!ecore_iov_vf_has_vport_instance(p_hwfn, vfid)) {
7714 		QL_DPRINT1(((qlnx_host_t *)p_hwfn->p_dev),
7715 			"VF[%d] vport not initialized\n", vfid);
7716 		return ECORE_INVAL;
7717 	}
7718 
7719         vf = ecore_iov_get_public_vf_info(p_hwfn, vfid, true);
7720         if (!vf)
7721                 return -EINVAL;
7722 
7723         /* No real decision to make; Store the configured MAC */
7724         if (params->type == ECORE_FILTER_MAC ||
7725             params->type == ECORE_FILTER_MAC_VLAN)
7726                 memcpy(params->mac, vf->forced_mac, ETH_ALEN);
7727 
7728         return 0;
7729 }
7730 
7731 int
7732 qlnx_iov_chk_ucast(void *p_hwfn, int vfid, void *params)
7733 {
7734 	return (__qlnx_iov_chk_ucast(p_hwfn, vfid, params));
7735 }
7736 
7737 static int
7738 __qlnx_iov_update_vport(struct ecore_hwfn *hwfn, uint8_t vfid,
7739         struct ecore_sp_vport_update_params *params, uint16_t * tlvs)
7740 {
7741 	if (!ecore_iov_vf_has_vport_instance(hwfn, vfid)) {
7742 		QL_DPRINT1(((qlnx_host_t *)hwfn->p_dev),
7743 			"VF[%d] vport not initialized\n", vfid);
7744 		return ECORE_INVAL;
7745 	}
7746 
7747         /* Untrusted VFs can't even be trusted to know that fact.
7748          * Simply indicate everything is configured fine, and trace
7749          * configuration 'behind their back'.
7750          */
7751         if (!(*tlvs & BIT(ECORE_IOV_VP_UPDATE_ACCEPT_PARAM)))
7752                 return 0;
7753 
7754         return 0;
7755 
7756 }
7757 int
7758 qlnx_iov_update_vport(void *hwfn, uint8_t vfid, void *params, uint16_t *tlvs)
7759 {
7760 	return(__qlnx_iov_update_vport(hwfn, vfid, params, tlvs));
7761 }
7762 
7763 static int
7764 qlnx_find_hwfn_index(struct ecore_hwfn *p_hwfn)
7765 {
7766 	int			i;
7767 	struct ecore_dev	*cdev;
7768 
7769 	cdev = p_hwfn->p_dev;
7770 
7771 	for (i = 0; i < cdev->num_hwfns; i++) {
7772 		if (&cdev->hwfns[i] == p_hwfn)
7773 			break;
7774 	}
7775 
7776 	if (i >= cdev->num_hwfns)
7777 		return (-1);
7778 
7779 	return (i);
7780 }
7781 
7782 static int
7783 __qlnx_pf_vf_msg(struct ecore_hwfn *p_hwfn, uint16_t rel_vf_id)
7784 {
7785 	qlnx_host_t *ha = (qlnx_host_t *)p_hwfn->p_dev;
7786 	int i;
7787 
7788 	QL_DPRINT2(ha, "ha = %p cdev = %p p_hwfn = %p rel_vf_id = %d\n",
7789 		ha, p_hwfn->p_dev, p_hwfn, rel_vf_id);
7790 
7791 	if ((i = qlnx_find_hwfn_index(p_hwfn)) == -1)
7792 		return (-1);
7793 
7794 	if (ha->sriov_task[i].pf_taskqueue != NULL) {
7795 		atomic_testandset_32(&ha->sriov_task[i].flags,
7796 			QLNX_SRIOV_TASK_FLAGS_VF_PF_MSG);
7797 
7798 		taskqueue_enqueue(ha->sriov_task[i].pf_taskqueue,
7799 			&ha->sriov_task[i].pf_task);
7800 	}
7801 
7802 	return (ECORE_SUCCESS);
7803 }
7804 
7805 int
7806 qlnx_pf_vf_msg(void *p_hwfn, uint16_t relative_vf_id)
7807 {
7808 	return (__qlnx_pf_vf_msg(p_hwfn, relative_vf_id));
7809 }
7810 
7811 static void
7812 __qlnx_vf_flr_update(struct ecore_hwfn *p_hwfn)
7813 {
7814 	qlnx_host_t *ha = (qlnx_host_t *)p_hwfn->p_dev;
7815 	int i;
7816 
7817 	if (!ha->sriov_initialized)
7818 		return;
7819 
7820 	QL_DPRINT2(ha,  "ha = %p cdev = %p p_hwfn = %p \n",
7821 		ha, p_hwfn->p_dev, p_hwfn);
7822 
7823 	if ((i = qlnx_find_hwfn_index(p_hwfn)) == -1)
7824 		return;
7825 
7826 	if (ha->sriov_task[i].pf_taskqueue != NULL) {
7827 		atomic_testandset_32(&ha->sriov_task[i].flags,
7828 			QLNX_SRIOV_TASK_FLAGS_VF_FLR_UPDATE);
7829 
7830 		taskqueue_enqueue(ha->sriov_task[i].pf_taskqueue,
7831 			&ha->sriov_task[i].pf_task);
7832 	}
7833 
7834 	return;
7835 }
7836 
7837 void
7838 qlnx_vf_flr_update(void *p_hwfn)
7839 {
7840 	__qlnx_vf_flr_update(p_hwfn);
7841 
7842 	return;
7843 }
7844 
7845 #ifndef QLNX_VF
7846 
7847 static void
7848 qlnx_vf_bulleting_update(struct ecore_hwfn *p_hwfn)
7849 {
7850 	qlnx_host_t *ha = (qlnx_host_t *)p_hwfn->p_dev;
7851 	int i;
7852 
7853 	QL_DPRINT2(ha,  "ha = %p cdev = %p p_hwfn = %p \n",
7854 		ha, p_hwfn->p_dev, p_hwfn);
7855 
7856 	if ((i = qlnx_find_hwfn_index(p_hwfn)) == -1)
7857 		return;
7858 
7859 	QL_DPRINT2(ha,  "ha = %p cdev = %p p_hwfn = %p i = %d\n",
7860 		ha, p_hwfn->p_dev, p_hwfn, i);
7861 
7862 	if (ha->sriov_task[i].pf_taskqueue != NULL) {
7863 		atomic_testandset_32(&ha->sriov_task[i].flags,
7864 			QLNX_SRIOV_TASK_FLAGS_BULLETIN_UPDATE);
7865 
7866 		taskqueue_enqueue(ha->sriov_task[i].pf_taskqueue,
7867 			&ha->sriov_task[i].pf_task);
7868 	}
7869 }
7870 
7871 static void
7872 qlnx_initialize_sriov(qlnx_host_t *ha)
7873 {
7874 	device_t	dev;
7875 	nvlist_t	*pf_schema, *vf_schema;
7876 	int		iov_error;
7877 
7878 	dev = ha->pci_dev;
7879 
7880 	pf_schema = pci_iov_schema_alloc_node();
7881 	vf_schema = pci_iov_schema_alloc_node();
7882 
7883 	pci_iov_schema_add_unicast_mac(vf_schema, "mac-addr", 0, NULL);
7884 	pci_iov_schema_add_bool(vf_schema, "allow-set-mac",
7885 		IOV_SCHEMA_HASDEFAULT, FALSE);
7886 	pci_iov_schema_add_bool(vf_schema, "allow-promisc",
7887 		IOV_SCHEMA_HASDEFAULT, FALSE);
7888 	pci_iov_schema_add_uint16(vf_schema, "num-queues",
7889 		IOV_SCHEMA_HASDEFAULT, 1);
7890 
7891 	iov_error = pci_iov_attach(dev, pf_schema, vf_schema);
7892 
7893 	if (iov_error != 0) {
7894 		ha->sriov_initialized = 0;
7895 	} else {
7896 		device_printf(dev, "SRIOV initialized\n");
7897 		ha->sriov_initialized = 1;
7898 	}
7899 
7900 	return;
7901 }
7902 
7903 static void
7904 qlnx_sriov_disable(qlnx_host_t *ha)
7905 {
7906 	struct ecore_dev *cdev;
7907 	int i, j;
7908 
7909 	cdev = &ha->cdev;
7910 
7911 	ecore_iov_set_vfs_to_disable(cdev, true);
7912 
7913 	for_each_hwfn(cdev, i) {
7914 		struct ecore_hwfn *hwfn = &cdev->hwfns[i];
7915 		struct ecore_ptt *ptt = ecore_ptt_acquire(hwfn);
7916 
7917 		if (!ptt) {
7918 			QL_DPRINT1(ha, "Failed to acquire ptt\n");
7919 			return;
7920 		}
7921 		/* Clean WFQ db and configure equal weight for all vports */
7922 		ecore_clean_wfq_db(hwfn, ptt);
7923 
7924 		ecore_for_each_vf(hwfn, j) {
7925 			int k = 0;
7926 
7927 			if (!ecore_iov_is_valid_vfid(hwfn, j, true, false))
7928 				continue;
7929 
7930 			if (ecore_iov_is_vf_started(hwfn, j)) {
7931 				/* Wait until VF is disabled before releasing */
7932 
7933 				for (k = 0; k < 100; k++) {
7934 					if (!ecore_iov_is_vf_stopped(hwfn, j)) {
7935 						qlnx_mdelay(__func__, 10);
7936 					} else
7937 						break;
7938 				}
7939 			}
7940 
7941 			if (k < 100)
7942 				ecore_iov_release_hw_for_vf(&cdev->hwfns[i],
7943                                                           ptt, j);
7944 			else {
7945 				QL_DPRINT1(ha,
7946 					"Timeout waiting for VF's FLR to end\n");
7947 			}
7948 		}
7949 		ecore_ptt_release(hwfn, ptt);
7950 	}
7951 
7952 	ecore_iov_set_vfs_to_disable(cdev, false);
7953 
7954 	return;
7955 }
7956 
7957 static void
7958 qlnx_sriov_enable_qid_config(struct ecore_hwfn *hwfn, u16 vfid,
7959 	struct ecore_iov_vf_init_params *params)
7960 {
7961         u16 base, i;
7962 
7963         /* Since we have an equal resource distribution per-VF, and we assume
7964          * PF has acquired the ECORE_PF_L2_QUE first queues, we start setting
7965          * sequentially from there.
7966          */
7967         base = FEAT_NUM(hwfn, ECORE_PF_L2_QUE) + vfid * params->num_queues;
7968 
7969         params->rel_vf_id = vfid;
7970 
7971         for (i = 0; i < params->num_queues; i++) {
7972                 params->req_rx_queue[i] = base + i;
7973                 params->req_tx_queue[i] = base + i;
7974         }
7975 
7976         /* PF uses indices 0 for itself; Set vport/RSS afterwards */
7977         params->vport_id = vfid + 1;
7978         params->rss_eng_id = vfid + 1;
7979 
7980 	return;
7981 }
7982 
7983 static int
7984 qlnx_iov_init(device_t dev, uint16_t num_vfs, const nvlist_t *nvlist_params)
7985 {
7986 	qlnx_host_t		*ha;
7987 	struct ecore_dev	*cdev;
7988 	struct ecore_iov_vf_init_params params;
7989 	int ret, j, i;
7990 	uint32_t max_vfs;
7991 
7992 	if ((ha = device_get_softc(dev)) == NULL) {
7993 		device_printf(dev, "%s: cannot get softc\n", __func__);
7994 		return (-1);
7995 	}
7996 
7997 	if (qlnx_create_pf_taskqueues(ha) != 0)
7998 		goto qlnx_iov_init_err0;
7999 
8000 	cdev = &ha->cdev;
8001 
8002 	max_vfs = RESC_NUM(&cdev->hwfns[0], ECORE_VPORT);
8003 
8004 	QL_DPRINT2(ha," dev = %p enter num_vfs = %d max_vfs = %d\n",
8005 		dev, num_vfs, max_vfs);
8006 
8007         if (num_vfs >= max_vfs) {
8008                 QL_DPRINT1(ha, "Can start at most %d VFs\n",
8009                           (RESC_NUM(&cdev->hwfns[0], ECORE_VPORT) - 1));
8010 		goto qlnx_iov_init_err0;
8011         }
8012 
8013 	ha->vf_attr =  malloc(((sizeof (qlnx_vf_attr_t) * num_vfs)), M_QLNXBUF,
8014 				M_NOWAIT);
8015 
8016 	if (ha->vf_attr == NULL)
8017 		goto qlnx_iov_init_err0;
8018 
8019         memset(&params, 0, sizeof(params));
8020 
8021         /* Initialize HW for VF access */
8022         for_each_hwfn(cdev, j) {
8023                 struct ecore_hwfn *hwfn = &cdev->hwfns[j];
8024                 struct ecore_ptt *ptt = ecore_ptt_acquire(hwfn);
8025 
8026                 /* Make sure not to use more than 16 queues per VF */
8027                 params.num_queues = min_t(int,
8028                                           (FEAT_NUM(hwfn, ECORE_VF_L2_QUE) / num_vfs),
8029                                           16);
8030 
8031                 if (!ptt) {
8032                         QL_DPRINT1(ha, "Failed to acquire ptt\n");
8033                         goto qlnx_iov_init_err1;
8034                 }
8035 
8036                 for (i = 0; i < num_vfs; i++) {
8037                         if (!ecore_iov_is_valid_vfid(hwfn, i, false, true))
8038                                 continue;
8039 
8040                         qlnx_sriov_enable_qid_config(hwfn, i, &params);
8041 
8042                         ret = ecore_iov_init_hw_for_vf(hwfn, ptt, &params);
8043 
8044                         if (ret) {
8045                                 QL_DPRINT1(ha, "Failed to enable VF[%d]\n", i);
8046                                 ecore_ptt_release(hwfn, ptt);
8047                                 goto qlnx_iov_init_err1;
8048                         }
8049                 }
8050 
8051                 ecore_ptt_release(hwfn, ptt);
8052         }
8053 
8054 	ha->num_vfs = num_vfs;
8055 	qlnx_inform_vf_link_state(&cdev->hwfns[0], ha);
8056 
8057 	QL_DPRINT2(ha," dev = %p exit num_vfs = %d\n", dev, num_vfs);
8058 
8059 	return (0);
8060 
8061 qlnx_iov_init_err1:
8062 	qlnx_sriov_disable(ha);
8063 
8064 qlnx_iov_init_err0:
8065 	qlnx_destroy_pf_taskqueues(ha);
8066 	ha->num_vfs = 0;
8067 
8068 	return (-1);
8069 }
8070 
8071 static void
8072 qlnx_iov_uninit(device_t dev)
8073 {
8074 	qlnx_host_t	*ha;
8075 
8076 	if ((ha = device_get_softc(dev)) == NULL) {
8077 		device_printf(dev, "%s: cannot get softc\n", __func__);
8078 		return;
8079 	}
8080 
8081 	QL_DPRINT2(ha," dev = %p enter\n", dev);
8082 
8083 	qlnx_sriov_disable(ha);
8084 	qlnx_destroy_pf_taskqueues(ha);
8085 
8086 	free(ha->vf_attr, M_QLNXBUF);
8087 	ha->vf_attr = NULL;
8088 
8089 	ha->num_vfs = 0;
8090 
8091 	QL_DPRINT2(ha," dev = %p exit\n", dev);
8092 	return;
8093 }
8094 
8095 static int
8096 qlnx_iov_add_vf(device_t dev, uint16_t vfnum, const nvlist_t *params)
8097 {
8098 	qlnx_host_t	*ha;
8099 	qlnx_vf_attr_t	*vf_attr;
8100 	unsigned const char *mac;
8101 	size_t size;
8102 	struct ecore_hwfn *p_hwfn;
8103 
8104 	if ((ha = device_get_softc(dev)) == NULL) {
8105 		device_printf(dev, "%s: cannot get softc\n", __func__);
8106 		return (-1);
8107 	}
8108 
8109 	QL_DPRINT2(ha," dev = %p enter vfnum = %d\n", dev, vfnum);
8110 
8111 	if (vfnum > (ha->num_vfs - 1)) {
8112 		QL_DPRINT1(ha, " VF[%d] is greater than max allowed [%d]\n",
8113 			vfnum, (ha->num_vfs - 1));
8114 	}
8115 
8116 	vf_attr = &ha->vf_attr[vfnum];
8117 
8118         if (nvlist_exists_binary(params, "mac-addr")) {
8119                 mac = nvlist_get_binary(params, "mac-addr", &size);
8120                 bcopy(mac, vf_attr->mac_addr, ETHER_ADDR_LEN);
8121 		device_printf(dev,
8122 			"%s: mac_addr = %02x:%02x:%02x:%02x:%02x:%02x\n",
8123 			__func__, vf_attr->mac_addr[0],
8124 			vf_attr->mac_addr[1], vf_attr->mac_addr[2],
8125 			vf_attr->mac_addr[3], vf_attr->mac_addr[4],
8126 			vf_attr->mac_addr[5]);
8127 		p_hwfn = &ha->cdev.hwfns[0];
8128 		ecore_iov_bulletin_set_mac(p_hwfn, vf_attr->mac_addr,
8129 			vfnum);
8130 	}
8131 
8132 	QL_DPRINT2(ha," dev = %p exit vfnum = %d\n", dev, vfnum);
8133 	return (0);
8134 }
8135 
8136 static void
8137 qlnx_handle_vf_msg(qlnx_host_t *ha, struct ecore_hwfn *p_hwfn)
8138 {
8139         uint64_t events[ECORE_VF_ARRAY_LENGTH];
8140         struct ecore_ptt *ptt;
8141         int i;
8142 
8143         ptt = ecore_ptt_acquire(p_hwfn);
8144         if (!ptt) {
8145                 QL_DPRINT1(ha, "Can't acquire PTT; re-scheduling\n");
8146 		__qlnx_pf_vf_msg(p_hwfn, 0);
8147                 return;
8148         }
8149 
8150         ecore_iov_pf_get_pending_events(p_hwfn, events);
8151 
8152         QL_DPRINT2(ha, "Event mask of VF events:"
8153 		"0x%" PRIu64 "0x%" PRIu64 " 0x%" PRIu64 "\n",
8154                    events[0], events[1], events[2]);
8155 
8156         ecore_for_each_vf(p_hwfn, i) {
8157                 /* Skip VFs with no pending messages */
8158                 if (!(events[i / 64] & (1ULL << (i % 64))))
8159                         continue;
8160 
8161 		QL_DPRINT2(ha,
8162                            "Handling VF message from VF 0x%02x [Abs 0x%02x]\n",
8163                            i, p_hwfn->p_dev->p_iov_info->first_vf_in_pf + i);
8164 
8165                 /* Copy VF's message to PF's request buffer for that VF */
8166                 if (ecore_iov_copy_vf_msg(p_hwfn, ptt, i))
8167                         continue;
8168 
8169                 ecore_iov_process_mbx_req(p_hwfn, ptt, i);
8170         }
8171 
8172         ecore_ptt_release(p_hwfn, ptt);
8173 
8174 	return;
8175 }
8176 
8177 static void
8178 qlnx_handle_vf_flr_update(qlnx_host_t *ha, struct ecore_hwfn *p_hwfn)
8179 {
8180         struct ecore_ptt *ptt;
8181 	int ret;
8182 
8183 	ptt = ecore_ptt_acquire(p_hwfn);
8184 
8185 	if (!ptt) {
8186                 QL_DPRINT1(ha, "Can't acquire PTT; re-scheduling\n");
8187 		__qlnx_vf_flr_update(p_hwfn);
8188                 return;
8189 	}
8190 
8191 	ret = ecore_iov_vf_flr_cleanup(p_hwfn, ptt);
8192 
8193 	if (ret) {
8194                 QL_DPRINT1(ha, "ecore_iov_vf_flr_cleanup failed; re-scheduling\n");
8195 	}
8196 
8197 	ecore_ptt_release(p_hwfn, ptt);
8198 
8199 	return;
8200 }
8201 
8202 static void
8203 qlnx_handle_bulletin_update(qlnx_host_t *ha, struct ecore_hwfn *p_hwfn)
8204 {
8205         struct ecore_ptt *ptt;
8206 	int i;
8207 
8208 	ptt = ecore_ptt_acquire(p_hwfn);
8209 
8210 	if (!ptt) {
8211                 QL_DPRINT1(ha, "Can't acquire PTT; re-scheduling\n");
8212 		qlnx_vf_bulleting_update(p_hwfn);
8213                 return;
8214 	}
8215 
8216 	ecore_for_each_vf(p_hwfn, i) {
8217 		QL_DPRINT1(ha, "ecore_iov_post_vf_bulletin[%p, %d]\n",
8218 			p_hwfn, i);
8219 		ecore_iov_post_vf_bulletin(p_hwfn, i, ptt);
8220 	}
8221 
8222 	ecore_ptt_release(p_hwfn, ptt);
8223 
8224 	return;
8225 }
8226 
8227 static void
8228 qlnx_pf_taskqueue(void *context, int pending)
8229 {
8230 	struct ecore_hwfn	*p_hwfn;
8231 	qlnx_host_t		*ha;
8232 	int			i;
8233 
8234 	p_hwfn = context;
8235 
8236 	if (p_hwfn == NULL)
8237 		return;
8238 
8239 	ha = (qlnx_host_t *)(p_hwfn->p_dev);
8240 
8241 	if ((i = qlnx_find_hwfn_index(p_hwfn)) == -1)
8242 		return;
8243 
8244 	if (atomic_testandclear_32(&ha->sriov_task[i].flags,
8245 		QLNX_SRIOV_TASK_FLAGS_VF_PF_MSG))
8246 		qlnx_handle_vf_msg(ha, p_hwfn);
8247 
8248 	if (atomic_testandclear_32(&ha->sriov_task[i].flags,
8249 		QLNX_SRIOV_TASK_FLAGS_VF_FLR_UPDATE))
8250 		qlnx_handle_vf_flr_update(ha, p_hwfn);
8251 
8252 	if (atomic_testandclear_32(&ha->sriov_task[i].flags,
8253 		QLNX_SRIOV_TASK_FLAGS_BULLETIN_UPDATE))
8254 		qlnx_handle_bulletin_update(ha, p_hwfn);
8255 
8256 	return;
8257 }
8258 
8259 static int
8260 qlnx_create_pf_taskqueues(qlnx_host_t *ha)
8261 {
8262 	int	i;
8263 	uint8_t	tq_name[32];
8264 
8265 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
8266                 struct ecore_hwfn *p_hwfn = &ha->cdev.hwfns[i];
8267 
8268 		bzero(tq_name, sizeof (tq_name));
8269 		snprintf(tq_name, sizeof (tq_name), "ql_pf_tq_%d", i);
8270 
8271 		TASK_INIT(&ha->sriov_task[i].pf_task, 0, qlnx_pf_taskqueue, p_hwfn);
8272 
8273 		ha->sriov_task[i].pf_taskqueue = taskqueue_create(tq_name, M_NOWAIT,
8274 			 taskqueue_thread_enqueue,
8275 			&ha->sriov_task[i].pf_taskqueue);
8276 
8277 		if (ha->sriov_task[i].pf_taskqueue == NULL)
8278 			return (-1);
8279 
8280 		taskqueue_start_threads(&ha->sriov_task[i].pf_taskqueue, 1,
8281 			PI_NET, "%s", tq_name);
8282 
8283 		QL_DPRINT1(ha, "%p\n", ha->sriov_task[i].pf_taskqueue);
8284 	}
8285 
8286 	return (0);
8287 }
8288 
8289 static void
8290 qlnx_destroy_pf_taskqueues(qlnx_host_t *ha)
8291 {
8292 	int	i;
8293 
8294 	for (i = 0; i < ha->cdev.num_hwfns; i++) {
8295 		if (ha->sriov_task[i].pf_taskqueue != NULL) {
8296 			taskqueue_drain(ha->sriov_task[i].pf_taskqueue,
8297 				&ha->sriov_task[i].pf_task);
8298 			taskqueue_free(ha->sriov_task[i].pf_taskqueue);
8299 			ha->sriov_task[i].pf_taskqueue = NULL;
8300 		}
8301 	}
8302 	return;
8303 }
8304 
8305 static void
8306 qlnx_inform_vf_link_state(struct ecore_hwfn *p_hwfn, qlnx_host_t *ha)
8307 {
8308 	struct ecore_mcp_link_capabilities caps;
8309 	struct ecore_mcp_link_params params;
8310 	struct ecore_mcp_link_state link;
8311 	int i;
8312 
8313 	if (!p_hwfn->pf_iov_info)
8314 		return;
8315 
8316 	memset(&params, 0, sizeof(struct ecore_mcp_link_params));
8317 	memset(&link, 0, sizeof(struct ecore_mcp_link_state));
8318 	memset(&caps, 0, sizeof(struct ecore_mcp_link_capabilities));
8319 
8320 	memcpy(&caps, ecore_mcp_get_link_capabilities(p_hwfn), sizeof(caps));
8321         memcpy(&link, ecore_mcp_get_link_state(p_hwfn), sizeof(link));
8322         memcpy(&params, ecore_mcp_get_link_params(p_hwfn), sizeof(params));
8323 
8324 	QL_DPRINT2(ha, "called\n");
8325 
8326         /* Update bulletin of all future possible VFs with link configuration */
8327         for (i = 0; i < p_hwfn->p_dev->p_iov_info->total_vfs; i++) {
8328                 /* Modify link according to the VF's configured link state */
8329 
8330                 link.link_up = false;
8331 
8332                 if (ha->link_up) {
8333                         link.link_up = true;
8334                         /* Set speed according to maximum supported by HW.
8335                          * that is 40G for regular devices and 100G for CMT
8336                          * mode devices.
8337                          */
8338                         link.speed = (p_hwfn->p_dev->num_hwfns > 1) ?
8339 						100000 : link.speed;
8340 		}
8341 		QL_DPRINT2(ha, "link [%d] = %d\n", i, link.link_up);
8342                 ecore_iov_set_link(p_hwfn, i, &params, &link, &caps);
8343         }
8344 
8345 	qlnx_vf_bulleting_update(p_hwfn);
8346 
8347 	return;
8348 }
8349 #endif /* #ifndef QLNX_VF */
8350 #endif /* #ifdef CONFIG_ECORE_SRIOV */
8351