xref: /freebsd/sys/dev/oce/oce_mbox.c (revision 8a0a413e)
1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
3  *
4  * Copyright (C) 2013 Emulex
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright notice,
11  *    this list of conditions and the following disclaimer.
12  *
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * 3. Neither the name of the Emulex Corporation nor the names of its
18  *    contributors may be used to endorse or promote products derived from
19  *    this software without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
25  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31  * POSSIBILITY OF SUCH DAMAGE.
32  *
33  * Contact Information:
34  * freebsd-drivers@emulex.com
35  *
36  * Emulex
37  * 3333 Susan Street
38  * Costa Mesa, CA 92626
39  */
40 
41 /* $FreeBSD$ */
42 
43 #include "oce_if.h"
44 extern uint32_t sfp_vpd_dump_buffer[TRANSCEIVER_DATA_NUM_ELE];
45 
46 /**
47  * @brief Reset (firmware) common function
48  * @param sc		software handle to the device
49  * @returns		0 on success, ETIMEDOUT on failure
50  */
51 int
52 oce_reset_fun(POCE_SOFTC sc)
53 {
54 	struct oce_mbx *mbx;
55 	struct oce_bmbx *mb;
56 	struct ioctl_common_function_reset *fwcmd;
57 	int rc = 0;
58 
59 	if (sc->flags & OCE_FLAGS_FUNCRESET_RQD) {
60 		mb = OCE_DMAPTR(&sc->bsmbx, struct oce_bmbx);
61 		mbx = &mb->mbx;
62 		bzero(mbx, sizeof(struct oce_mbx));
63 
64 		fwcmd = (struct ioctl_common_function_reset *)&mbx->payload;
65 		mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
66 					MBX_SUBSYSTEM_COMMON,
67 					OPCODE_COMMON_FUNCTION_RESET,
68 					10,	/* MBX_TIMEOUT_SEC */
69 					sizeof(struct
70 					    ioctl_common_function_reset),
71 					OCE_MBX_VER_V0);
72 
73 		mbx->u0.s.embedded = 1;
74 		mbx->payload_length =
75 		    sizeof(struct ioctl_common_function_reset);
76 
77 		rc = oce_mbox_dispatch(sc, 2);
78 	}
79 
80 	return rc;
81 }
82 
83 
84 /**
85  * @brief  		This funtions tells firmware we are
86  *			done with commands.
87  * @param sc            software handle to the device
88  * @returns             0 on success, ETIMEDOUT on failure
89  */
90 int
91 oce_fw_clean(POCE_SOFTC sc)
92 {
93 	struct oce_bmbx *mbx;
94 	uint8_t *ptr;
95 	int ret = 0;
96 
97 	mbx = OCE_DMAPTR(&sc->bsmbx, struct oce_bmbx);
98 	ptr = (uint8_t *) &mbx->mbx;
99 
100 	/* Endian Signature */
101 	*ptr++ = 0xff;
102 	*ptr++ = 0xaa;
103 	*ptr++ = 0xbb;
104 	*ptr++ = 0xff;
105 	*ptr++ = 0xff;
106 	*ptr++ = 0xcc;
107 	*ptr++ = 0xdd;
108 	*ptr = 0xff;
109 
110 	ret = oce_mbox_dispatch(sc, 2);
111 
112 	return ret;
113 }
114 
115 
116 /**
117  * @brief Mailbox wait
118  * @param sc		software handle to the device
119  * @param tmo_sec	timeout in seconds
120  */
121 static int
122 oce_mbox_wait(POCE_SOFTC sc, uint32_t tmo_sec)
123 {
124 	tmo_sec *= 10000;
125 	pd_mpu_mbox_db_t mbox_db;
126 
127 	for (;;) {
128 		if (tmo_sec != 0) {
129 			if (--tmo_sec == 0)
130 				break;
131 		}
132 
133 		mbox_db.dw0 = OCE_READ_REG32(sc, db, PD_MPU_MBOX_DB);
134 
135 		if (mbox_db.bits.ready)
136 			return 0;
137 
138 		DELAY(100);
139 	}
140 
141 	device_printf(sc->dev, "Mailbox timed out\n");
142 
143 	return ETIMEDOUT;
144 }
145 
146 
147 /**
148  * @brief Mailbox dispatch
149  * @param sc		software handle to the device
150  * @param tmo_sec	timeout in seconds
151  */
152 int
153 oce_mbox_dispatch(POCE_SOFTC sc, uint32_t tmo_sec)
154 {
155 	pd_mpu_mbox_db_t mbox_db;
156 	uint32_t pa;
157 	int rc;
158 
159 	oce_dma_sync(&sc->bsmbx, BUS_DMASYNC_PREWRITE);
160 	pa = (uint32_t) ((uint64_t) sc->bsmbx.paddr >> 34);
161 	bzero(&mbox_db, sizeof(pd_mpu_mbox_db_t));
162 	mbox_db.bits.ready = 0;
163 	mbox_db.bits.hi = 1;
164 	mbox_db.bits.address = pa;
165 
166 	rc = oce_mbox_wait(sc, tmo_sec);
167 	if (rc == 0) {
168 		OCE_WRITE_REG32(sc, db, PD_MPU_MBOX_DB, mbox_db.dw0);
169 
170 		pa = (uint32_t) ((uint64_t) sc->bsmbx.paddr >> 4) & 0x3fffffff;
171 		mbox_db.bits.ready = 0;
172 		mbox_db.bits.hi = 0;
173 		mbox_db.bits.address = pa;
174 
175 		rc = oce_mbox_wait(sc, tmo_sec);
176 
177 		if (rc == 0) {
178 			OCE_WRITE_REG32(sc, db, PD_MPU_MBOX_DB, mbox_db.dw0);
179 
180 			rc = oce_mbox_wait(sc, tmo_sec);
181 
182 			oce_dma_sync(&sc->bsmbx, BUS_DMASYNC_POSTWRITE);
183 		}
184 	}
185 
186 	return rc;
187 }
188 
189 
190 
191 /**
192  * @brief 		Mailbox common request header initialization
193  * @param hdr		mailbox header
194  * @param dom		domain
195  * @param port		port
196  * @param subsys	subsystem
197  * @param opcode	opcode
198  * @param timeout	timeout
199  * @param pyld_len	payload length
200  */
201 void
202 mbx_common_req_hdr_init(struct mbx_hdr *hdr,
203 			uint8_t dom, uint8_t port,
204 			uint8_t subsys, uint8_t opcode,
205 			uint32_t timeout, uint32_t pyld_len,
206 			uint8_t version)
207 {
208 	hdr->u0.req.opcode = opcode;
209 	hdr->u0.req.subsystem = subsys;
210 	hdr->u0.req.port_number = port;
211 	hdr->u0.req.domain = dom;
212 
213 	hdr->u0.req.timeout = timeout;
214 	hdr->u0.req.request_length = pyld_len - sizeof(struct mbx_hdr);
215 	hdr->u0.req.version = version;
216 }
217 
218 
219 
220 /**
221  * @brief Function to initialize the hw with host endian information
222  * @param sc		software handle to the device
223  * @returns		0 on success, ETIMEDOUT on failure
224  */
225 int
226 oce_mbox_init(POCE_SOFTC sc)
227 {
228 	struct oce_bmbx *mbx;
229 	uint8_t *ptr;
230 	int ret = 0;
231 
232 	if (sc->flags & OCE_FLAGS_MBOX_ENDIAN_RQD) {
233 		mbx = OCE_DMAPTR(&sc->bsmbx, struct oce_bmbx);
234 		ptr = (uint8_t *) &mbx->mbx;
235 
236 		/* Endian Signature */
237 		*ptr++ = 0xff;
238 		*ptr++ = 0x12;
239 		*ptr++ = 0x34;
240 		*ptr++ = 0xff;
241 		*ptr++ = 0xff;
242 		*ptr++ = 0x56;
243 		*ptr++ = 0x78;
244 		*ptr = 0xff;
245 
246 		ret = oce_mbox_dispatch(sc, 0);
247 	}
248 
249 	return ret;
250 }
251 
252 
253 /**
254  * @brief 		Function to get the firmware version
255  * @param sc		software handle to the device
256  * @returns		0 on success, EIO on failure
257  */
258 int
259 oce_get_fw_version(POCE_SOFTC sc)
260 {
261 	struct oce_mbx mbx;
262 	struct mbx_get_common_fw_version *fwcmd;
263 	int ret = 0;
264 
265 	bzero(&mbx, sizeof(struct oce_mbx));
266 
267 	fwcmd = (struct mbx_get_common_fw_version *)&mbx.payload;
268 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
269 				MBX_SUBSYSTEM_COMMON,
270 				OPCODE_COMMON_GET_FW_VERSION,
271 				MBX_TIMEOUT_SEC,
272 				sizeof(struct mbx_get_common_fw_version),
273 				OCE_MBX_VER_V0);
274 
275 	mbx.u0.s.embedded = 1;
276 	mbx.payload_length = sizeof(struct mbx_get_common_fw_version);
277 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
278 
279 	ret = oce_mbox_post(sc, &mbx, NULL);
280 	if (!ret)
281                 ret = fwcmd->hdr.u0.rsp.status;
282 	if (ret) {
283 		device_printf(sc->dev,
284 			      "%s failed - cmd status: %d addi status: %d\n",
285 			      __FUNCTION__, ret,
286 			      fwcmd->hdr.u0.rsp.additional_status);
287 		goto error;
288 	}
289 
290 	bcopy(fwcmd->params.rsp.fw_ver_str, sc->fw_version, 32);
291 error:
292 	return ret;
293 }
294 
295 
296 /**
297  * @brief	Firmware will send gracious notifications during
298  *		attach only after sending first mcc commnad. We
299  *		use MCC queue only for getting async and mailbox
300  *		for sending cmds. So to get gracious notifications
301  *		atleast send one dummy command on mcc.
302  */
303 int
304 oce_first_mcc_cmd(POCE_SOFTC sc)
305 {
306 	struct oce_mbx *mbx;
307 	struct oce_mq *mq = sc->mq;
308 	struct mbx_get_common_fw_version *fwcmd;
309 	uint32_t reg_value;
310 
311 	mbx = RING_GET_PRODUCER_ITEM_VA(mq->ring, struct oce_mbx);
312 	bzero(mbx, sizeof(struct oce_mbx));
313 
314 	fwcmd = (struct mbx_get_common_fw_version *)&mbx->payload;
315 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
316 				MBX_SUBSYSTEM_COMMON,
317 				OPCODE_COMMON_GET_FW_VERSION,
318 				MBX_TIMEOUT_SEC,
319 				sizeof(struct mbx_get_common_fw_version),
320 				OCE_MBX_VER_V0);
321 	mbx->u0.s.embedded = 1;
322 	mbx->payload_length = sizeof(struct mbx_get_common_fw_version);
323 	bus_dmamap_sync(mq->ring->dma.tag, mq->ring->dma.map,
324 				BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
325 	RING_PUT(mq->ring, 1);
326 	reg_value = (1 << 16) | mq->mq_id;
327 	OCE_WRITE_REG32(sc, db, PD_MQ_DB, reg_value);
328 
329 	return 0;
330 }
331 
332 /**
333  * @brief		Function to post a MBX to the mbox
334  * @param sc		software handle to the device
335  * @param mbx 		pointer to the MBX to send
336  * @param mbxctx	pointer to the mbx context structure
337  * @returns		0 on success, error on failure
338  */
339 int
340 oce_mbox_post(POCE_SOFTC sc, struct oce_mbx *mbx, struct oce_mbx_ctx *mbxctx)
341 {
342 	struct oce_mbx *mb_mbx = NULL;
343 	struct oce_mq_cqe *mb_cqe = NULL;
344 	struct oce_bmbx *mb = NULL;
345 	int rc = 0;
346 	uint32_t tmo = 0;
347 	uint32_t cstatus = 0;
348 	uint32_t xstatus = 0;
349 
350 	LOCK(&sc->bmbx_lock);
351 
352 	mb = OCE_DMAPTR(&sc->bsmbx, struct oce_bmbx);
353 	mb_mbx = &mb->mbx;
354 
355 	/* get the tmo */
356 	tmo = mbx->tag[0];
357 	mbx->tag[0] = 0;
358 
359 	/* copy mbx into mbox */
360 	bcopy(mbx, mb_mbx, sizeof(struct oce_mbx));
361 
362 	/* now dispatch */
363 	rc = oce_mbox_dispatch(sc, tmo);
364 	if (rc == 0) {
365 		/*
366 		 * the command completed successfully. Now get the
367 		 * completion queue entry
368 		 */
369 		mb_cqe = &mb->cqe;
370 		DW_SWAP(u32ptr(&mb_cqe->u0.dw[0]), sizeof(struct oce_mq_cqe));
371 
372 		/* copy mbox mbx back */
373 		bcopy(mb_mbx, mbx, sizeof(struct oce_mbx));
374 
375 		/* pick up the mailbox status */
376 		cstatus = mb_cqe->u0.s.completion_status;
377 		xstatus = mb_cqe->u0.s.extended_status;
378 
379 		/*
380 		 * store the mbx context in the cqe tag section so that
381 		 * the upper layer handling the cqe can associate the mbx
382 		 * with the response
383 		 */
384 		if (cstatus == 0 && mbxctx) {
385 			/* save context */
386 			mbxctx->mbx = mb_mbx;
387 			bcopy(&mbxctx, mb_cqe->u0.s.mq_tag,
388 				sizeof(struct oce_mbx_ctx *));
389 		}
390 	}
391 
392 	UNLOCK(&sc->bmbx_lock);
393 
394 	return rc;
395 }
396 
397 /**
398  * @brief Function to read the mac address associated with an interface
399  * @param sc		software handle to the device
400  * @param if_id 	interface id to read the address from
401  * @param perm 		set to 1 if reading the factory mac address.
402  *			In this case if_id is ignored
403  * @param type 		type of the mac address, whether network or storage
404  * @param[out] mac 	[OUTPUT] pointer to a buffer containing the
405  *			mac address when the command succeeds.
406  * @returns		0 on success, EIO on failure
407  */
408 int
409 oce_read_mac_addr(POCE_SOFTC sc, uint32_t if_id,
410 		uint8_t perm, uint8_t type, struct mac_address_format *mac)
411 {
412 	struct oce_mbx mbx;
413 	struct mbx_query_common_iface_mac *fwcmd;
414 	int ret = 0;
415 
416 	bzero(&mbx, sizeof(struct oce_mbx));
417 
418 	fwcmd = (struct mbx_query_common_iface_mac *)&mbx.payload;
419 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
420 				MBX_SUBSYSTEM_COMMON,
421 				OPCODE_COMMON_QUERY_IFACE_MAC,
422 				MBX_TIMEOUT_SEC,
423 				sizeof(struct mbx_query_common_iface_mac),
424 				OCE_MBX_VER_V0);
425 
426 	fwcmd->params.req.permanent = perm;
427 	if (!perm)
428 		fwcmd->params.req.if_id = (uint16_t) if_id;
429 	else
430 		fwcmd->params.req.if_id = 0;
431 
432 	fwcmd->params.req.type = type;
433 
434 	mbx.u0.s.embedded = 1;
435 	mbx.payload_length = sizeof(struct mbx_query_common_iface_mac);
436 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
437 
438 	ret = oce_mbox_post(sc, &mbx, NULL);
439 	if (!ret)
440                 ret = fwcmd->hdr.u0.rsp.status;
441 	if (ret) {
442 		device_printf(sc->dev,
443 			      "%s failed - cmd status: %d addi status: %d\n",
444 			      __FUNCTION__, ret,
445 			      fwcmd->hdr.u0.rsp.additional_status);
446 		goto error;
447 	}
448 
449 	/* copy the mac addres in the output parameter */
450 	mac->size_of_struct = fwcmd->params.rsp.mac.size_of_struct;
451 	bcopy(&fwcmd->params.rsp.mac.mac_addr[0], &mac->mac_addr[0],
452 		mac->size_of_struct);
453 error:
454 	return ret;
455 }
456 
457 /**
458  * @brief Function to query the fw attributes from the hw
459  * @param sc		software handle to the device
460  * @returns		0 on success, EIO on failure
461  */
462 int
463 oce_get_fw_config(POCE_SOFTC sc)
464 {
465 	struct oce_mbx mbx;
466 	struct mbx_common_query_fw_config *fwcmd;
467 	int ret = 0;
468 
469 	bzero(&mbx, sizeof(struct oce_mbx));
470 
471 	fwcmd = (struct mbx_common_query_fw_config *)&mbx.payload;
472 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
473 				MBX_SUBSYSTEM_COMMON,
474 				OPCODE_COMMON_QUERY_FIRMWARE_CONFIG,
475 				MBX_TIMEOUT_SEC,
476 				sizeof(struct mbx_common_query_fw_config),
477 				OCE_MBX_VER_V0);
478 
479 	mbx.u0.s.embedded = 1;
480 	mbx.payload_length = sizeof(struct mbx_common_query_fw_config);
481 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
482 
483 	ret = oce_mbox_post(sc, &mbx, NULL);
484 	if (!ret)
485                 ret = fwcmd->hdr.u0.rsp.status;
486 	if (ret) {
487 		device_printf(sc->dev,
488 			      "%s failed - cmd status: %d addi status: %d\n",
489 			      __FUNCTION__, ret,
490 			      fwcmd->hdr.u0.rsp.additional_status);
491 		goto error;
492 	}
493 
494 	DW_SWAP(u32ptr(fwcmd), sizeof(struct mbx_common_query_fw_config));
495 
496 	sc->config_number = HOST_32(fwcmd->params.rsp.config_number);
497 	sc->asic_revision = HOST_32(fwcmd->params.rsp.asic_revision);
498 	sc->port_id	  = HOST_32(fwcmd->params.rsp.port_id);
499 	sc->function_mode = HOST_32(fwcmd->params.rsp.function_mode);
500 	if ((sc->function_mode & (ULP_NIC_MODE | ULP_RDMA_MODE)) ==
501 	    (ULP_NIC_MODE | ULP_RDMA_MODE)) {
502 	  sc->rdma_flags = OCE_RDMA_FLAG_SUPPORTED;
503 	}
504 	sc->function_caps = HOST_32(fwcmd->params.rsp.function_caps);
505 
506 	if (fwcmd->params.rsp.ulp[0].ulp_mode & ULP_NIC_MODE) {
507 		sc->max_tx_rings = HOST_32(fwcmd->params.rsp.ulp[0].nic_wq_tot);
508 		sc->max_rx_rings = HOST_32(fwcmd->params.rsp.ulp[0].lro_rqid_tot);
509 	} else {
510 		sc->max_tx_rings = HOST_32(fwcmd->params.rsp.ulp[1].nic_wq_tot);
511 		sc->max_rx_rings = HOST_32(fwcmd->params.rsp.ulp[1].lro_rqid_tot);
512 	}
513 
514 error:
515 	return ret;
516 
517 }
518 
519 /**
520  *
521  * @brief function to create a device interface
522  * @param sc		software handle to the device
523  * @param cap_flags	capability flags
524  * @param en_flags	enable capability flags
525  * @param vlan_tag	optional vlan tag to associate with the if
526  * @param mac_addr	pointer to a buffer containing the mac address
527  * @param[out] if_id	[OUTPUT] pointer to an integer to hold the ID of the
528  interface created
529  * @returns		0 on success, EIO on failure
530  */
531 int
532 oce_if_create(POCE_SOFTC sc,
533 		uint32_t cap_flags,
534 		uint32_t en_flags,
535 		uint16_t vlan_tag,
536 		uint8_t *mac_addr,
537 		uint32_t *if_id)
538 {
539 	struct oce_mbx mbx;
540 	struct mbx_create_common_iface *fwcmd;
541 	int rc = 0;
542 
543 	bzero(&mbx, sizeof(struct oce_mbx));
544 
545 	fwcmd = (struct mbx_create_common_iface *)&mbx.payload;
546 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
547 				MBX_SUBSYSTEM_COMMON,
548 				OPCODE_COMMON_CREATE_IFACE,
549 				MBX_TIMEOUT_SEC,
550 				sizeof(struct mbx_create_common_iface),
551 				OCE_MBX_VER_V0);
552 	DW_SWAP(u32ptr(&fwcmd->hdr), sizeof(struct mbx_hdr));
553 
554 	fwcmd->params.req.version = 0;
555 	fwcmd->params.req.cap_flags = LE_32(cap_flags);
556 	fwcmd->params.req.enable_flags = LE_32(en_flags);
557 	if (mac_addr != NULL) {
558 		bcopy(mac_addr, &fwcmd->params.req.mac_addr[0], 6);
559 		fwcmd->params.req.vlan_tag.u0.normal.vtag = LE_16(vlan_tag);
560 		fwcmd->params.req.mac_invalid = 0;
561 	} else {
562 		fwcmd->params.req.mac_invalid = 1;
563 	}
564 
565 	mbx.u0.s.embedded = 1;
566 	mbx.payload_length = sizeof(struct mbx_create_common_iface);
567 	DW_SWAP(u32ptr(&mbx), OCE_BMBX_RHDR_SZ);
568 
569 	rc = oce_mbox_post(sc, &mbx, NULL);
570 	if (!rc)
571                 rc = fwcmd->hdr.u0.rsp.status;
572 	if (rc) {
573 		device_printf(sc->dev,
574 			      "%s failed - cmd status: %d addi status: %d\n",
575 			      __FUNCTION__, rc,
576 			      fwcmd->hdr.u0.rsp.additional_status);
577 		goto error;
578 	}
579 
580 	*if_id = HOST_32(fwcmd->params.rsp.if_id);
581 
582 	if (mac_addr != NULL)
583 		sc->pmac_id = HOST_32(fwcmd->params.rsp.pmac_id);
584 error:
585 	return rc;
586 }
587 
588 /**
589  * @brief		Function to delete an interface
590  * @param sc 		software handle to the device
591  * @param if_id		ID of the interface to delete
592  * @returns		0 on success, EIO on failure
593  */
594 int
595 oce_if_del(POCE_SOFTC sc, uint32_t if_id)
596 {
597 	struct oce_mbx mbx;
598 	struct mbx_destroy_common_iface *fwcmd;
599 	int rc = 0;
600 
601 	bzero(&mbx, sizeof(struct oce_mbx));
602 
603 	fwcmd = (struct mbx_destroy_common_iface *)&mbx.payload;
604 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
605 				MBX_SUBSYSTEM_COMMON,
606 				OPCODE_COMMON_DESTROY_IFACE,
607 				MBX_TIMEOUT_SEC,
608 				sizeof(struct mbx_destroy_common_iface),
609 				OCE_MBX_VER_V0);
610 
611 	fwcmd->params.req.if_id = if_id;
612 
613 	mbx.u0.s.embedded = 1;
614 	mbx.payload_length = sizeof(struct mbx_destroy_common_iface);
615 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
616 
617 	rc = oce_mbox_post(sc, &mbx, NULL);
618 	if (!rc)
619                 rc = fwcmd->hdr.u0.rsp.status;
620 	if (rc)
621 		device_printf(sc->dev,
622 			      "%s failed - cmd status: %d addi status: %d\n",
623 			      __FUNCTION__, rc,
624 			      fwcmd->hdr.u0.rsp.additional_status);
625 	return rc;
626 }
627 
628 /**
629  * @brief Function to send the mbx command to configure vlan
630  * @param sc 		software handle to the device
631  * @param if_id 	interface identifier index
632  * @param vtag_arr	array of vlan tags
633  * @param vtag_cnt	number of elements in array
634  * @param untagged	boolean TRUE/FLASE
635  * @param enable_promisc flag to enable/disable VLAN promiscuous mode
636  * @returns		0 on success, EIO on failure
637  */
638 int
639 oce_config_vlan(POCE_SOFTC sc,
640 		uint32_t if_id,
641 		struct normal_vlan *vtag_arr,
642 		uint8_t vtag_cnt, uint32_t untagged, uint32_t enable_promisc)
643 {
644 	struct oce_mbx mbx;
645 	struct mbx_common_config_vlan *fwcmd;
646 	int rc = 0;
647 
648 	if (sc->vlans_added > sc->max_vlans)
649 		goto vlan_promisc;
650 
651 	bzero(&mbx, sizeof(struct oce_mbx));
652 	fwcmd = (struct mbx_common_config_vlan *)&mbx.payload;
653 
654 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
655 				MBX_SUBSYSTEM_COMMON,
656 				OPCODE_COMMON_CONFIG_IFACE_VLAN,
657 				MBX_TIMEOUT_SEC,
658 				sizeof(struct mbx_common_config_vlan),
659 				OCE_MBX_VER_V0);
660 
661 	fwcmd->params.req.if_id = (uint8_t) if_id;
662 	fwcmd->params.req.promisc = (uint8_t) enable_promisc;
663 	fwcmd->params.req.untagged = (uint8_t) untagged;
664 	fwcmd->params.req.num_vlans = vtag_cnt;
665 
666 	if (!enable_promisc) {
667 		bcopy(vtag_arr, fwcmd->params.req.tags.normal_vlans,
668 			vtag_cnt * sizeof(struct normal_vlan));
669 	}
670 	mbx.u0.s.embedded = 1;
671 	mbx.payload_length = sizeof(struct mbx_common_config_vlan);
672 	DW_SWAP(u32ptr(&mbx), (OCE_BMBX_RHDR_SZ + mbx.payload_length));
673 
674 	rc = oce_mbox_post(sc, &mbx, NULL);
675 	if (!rc)
676                 rc = fwcmd->hdr.u0.rsp.status;
677 	if (rc)
678 		device_printf(sc->dev,
679 			      "%s failed - cmd status: %d addi status: %d\n",
680 			      __FUNCTION__, rc,
681 			      fwcmd->hdr.u0.rsp.additional_status);
682 
683 	goto done;
684 
685 vlan_promisc:
686 	/* Enable Vlan Promis */
687 	oce_rxf_set_promiscuous(sc, (1 << 1));
688 	device_printf(sc->dev,"Enabling Vlan Promisc Mode\n");
689 done:
690 	return rc;
691 
692 }
693 
694 /**
695  * @brief Function to set flow control capability in the hardware
696  * @param sc 		software handle to the device
697  * @param flow_control	flow control flags to set
698  * @returns		0 on success, EIO on failure
699  */
700 int
701 oce_set_flow_control(POCE_SOFTC sc, uint32_t flow_control)
702 {
703 	struct oce_mbx mbx;
704 	struct mbx_common_get_set_flow_control *fwcmd =
705 		(struct mbx_common_get_set_flow_control *)&mbx.payload;
706 	int rc;
707 
708 	bzero(&mbx, sizeof(struct oce_mbx));
709 
710 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
711 				MBX_SUBSYSTEM_COMMON,
712 				OPCODE_COMMON_SET_FLOW_CONTROL,
713 				MBX_TIMEOUT_SEC,
714 				sizeof(struct mbx_common_get_set_flow_control),
715 				OCE_MBX_VER_V0);
716 
717 	if (flow_control & OCE_FC_TX)
718 		fwcmd->tx_flow_control = 1;
719 
720 	if (flow_control & OCE_FC_RX)
721 		fwcmd->rx_flow_control = 1;
722 
723 	mbx.u0.s.embedded = 1;
724 	mbx.payload_length = sizeof(struct mbx_common_get_set_flow_control);
725 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
726 
727 	rc = oce_mbox_post(sc, &mbx, NULL);
728 	if (!rc)
729                 rc = fwcmd->hdr.u0.rsp.status;
730 	if (rc)
731 		device_printf(sc->dev,
732 			      "%s failed - cmd status: %d addi status: %d\n",
733 			      __FUNCTION__, rc,
734 			      fwcmd->hdr.u0.rsp.additional_status);
735 	return rc;
736 }
737 
738 /**
739  * @brief Initialize the RSS CPU indirection table
740  *
741  * The table is used to choose the queue to place the incomming packets.
742  * Incomming packets are hashed.  The lowest bits in the hash result
743  * are used as the index into the CPU indirection table.
744  * Each entry in the table contains the RSS CPU-ID returned by the NIC
745  * create.  Based on the CPU ID, the receive completion is routed to
746  * the corresponding RSS CQs.  (Non-RSS packets are always completed
747  * on the default (0) CQ).
748  *
749  * @param sc 		software handle to the device
750  * @param *fwcmd	pointer to the rss mbox command
751  * @returns		none
752  */
753 static int
754 oce_rss_itbl_init(POCE_SOFTC sc, struct mbx_config_nic_rss *fwcmd)
755 {
756 	int i = 0, j = 0, rc = 0;
757 	uint8_t *tbl = fwcmd->params.req.cputable;
758 	struct oce_rq *rq = NULL;
759 
760 
761 	for (j = 0; j < INDIRECTION_TABLE_ENTRIES ; j += (sc->nrqs - 1)) {
762 		for_all_rss_queues(sc, rq, i) {
763 			if ((j + i) >= INDIRECTION_TABLE_ENTRIES)
764 				break;
765 			tbl[j + i] = rq->rss_cpuid;
766 		}
767 	}
768 	if (i == 0) {
769 		device_printf(sc->dev, "error: Invalid number of RSS RQ's\n");
770 		rc = ENXIO;
771 
772 	}
773 
774 	/* fill log2 value indicating the size of the CPU table */
775 	if (rc == 0)
776 		fwcmd->params.req.cpu_tbl_sz_log2 = LE_16(OCE_LOG2(INDIRECTION_TABLE_ENTRIES));
777 
778 	return rc;
779 }
780 
781 /**
782  * @brief Function to set flow control capability in the hardware
783  * @param sc 		software handle to the device
784  * @param if_id 	interface id to read the address from
785  * @param enable_rss	0=disable, RSS_ENABLE_xxx flags otherwise
786  * @returns		0 on success, EIO on failure
787  */
788 int
789 oce_config_nic_rss(POCE_SOFTC sc, uint32_t if_id, uint16_t enable_rss)
790 {
791 	int rc;
792 	struct oce_mbx mbx;
793 	struct mbx_config_nic_rss *fwcmd =
794 				(struct mbx_config_nic_rss *)&mbx.payload;
795 	int version;
796 
797 	bzero(&mbx, sizeof(struct oce_mbx));
798 
799 	if (IS_XE201(sc) || IS_SH(sc)) {
800 		version = OCE_MBX_VER_V1;
801 		fwcmd->params.req.enable_rss = RSS_ENABLE_UDP_IPV4 |
802 					       RSS_ENABLE_UDP_IPV6;
803 	} else
804 		version = OCE_MBX_VER_V0;
805 
806 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
807 				MBX_SUBSYSTEM_NIC,
808 				NIC_CONFIG_RSS,
809 				MBX_TIMEOUT_SEC,
810 				sizeof(struct mbx_config_nic_rss),
811 				version);
812 	if (enable_rss)
813 		fwcmd->params.req.enable_rss |= (RSS_ENABLE_IPV4 |
814 					         RSS_ENABLE_TCP_IPV4 |
815 						 RSS_ENABLE_IPV6 |
816 						 RSS_ENABLE_TCP_IPV6);
817 
818 	if(!sc->enable_hwlro)
819 		fwcmd->params.req.flush = OCE_FLUSH;
820 	else
821 		fwcmd->params.req.flush = 0;
822 
823 	fwcmd->params.req.if_id = LE_32(if_id);
824 
825 	srandom(arc4random());	/* random entropy seed */
826 	read_random(fwcmd->params.req.hash, sizeof(fwcmd->params.req.hash));
827 
828 	rc = oce_rss_itbl_init(sc, fwcmd);
829 	if (rc == 0) {
830 		mbx.u0.s.embedded = 1;
831 		mbx.payload_length = sizeof(struct mbx_config_nic_rss);
832 		DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
833 
834 		rc = oce_mbox_post(sc, &mbx, NULL);
835 		if (!rc)
836                 	rc = fwcmd->hdr.u0.rsp.status;
837 		if (rc)
838 		device_printf(sc->dev,
839 			      "%s failed - cmd status: %d addi status: %d\n",
840 			      __FUNCTION__, rc,
841 			      fwcmd->hdr.u0.rsp.additional_status);
842 	}
843 	return rc;
844 }
845 
846 /**
847  * @brief 		RXF function to enable/disable device promiscuous mode
848  * @param sc		software handle to the device
849  * @param enable	enable/disable flag
850  * @returns		0 on success, EIO on failure
851  * @note
852  *	The NIC_CONFIG_PROMISCUOUS command deprecated for Lancer.
853  *	This function uses the COMMON_SET_IFACE_RX_FILTER command instead.
854  */
855 int
856 oce_rxf_set_promiscuous(POCE_SOFTC sc, uint8_t enable)
857 {
858 	struct mbx_set_common_iface_rx_filter *fwcmd;
859 	int sz = sizeof(struct mbx_set_common_iface_rx_filter);
860 	iface_rx_filter_ctx_t *req;
861 	OCE_DMA_MEM sgl;
862 	int rc;
863 
864 	/* allocate mbx payload's dma scatter/gather memory */
865 	rc = oce_dma_alloc(sc, sz, &sgl, 0);
866 	if (rc)
867 		return rc;
868 
869 	fwcmd = OCE_DMAPTR(&sgl, struct mbx_set_common_iface_rx_filter);
870 
871 	req =  &fwcmd->params.req;
872 	req->iface_flags_mask = MBX_RX_IFACE_FLAGS_PROMISCUOUS |
873 				MBX_RX_IFACE_FLAGS_VLAN_PROMISCUOUS;
874 	/* Bit 0 Mac promisc, Bit 1 Vlan promisc */
875 	if (enable & 0x01)
876 		req->iface_flags = MBX_RX_IFACE_FLAGS_PROMISCUOUS;
877 
878 	if (enable & 0x02)
879 		req->iface_flags |= MBX_RX_IFACE_FLAGS_VLAN_PROMISCUOUS;
880 
881 	req->if_id = sc->if_id;
882 
883 	rc = oce_set_common_iface_rx_filter(sc, &sgl);
884 	oce_dma_free(sc, &sgl);
885 
886 	return rc;
887 }
888 
889 
890 /**
891  * @brief 			Function modify and select rx filter options
892  * @param sc			software handle to the device
893  * @param sgl			scatter/gather request/response
894  * @returns			0 on success, error code on failure
895  */
896 int
897 oce_set_common_iface_rx_filter(POCE_SOFTC sc, POCE_DMA_MEM sgl)
898 {
899 	struct oce_mbx mbx;
900 	int mbx_sz = sizeof(struct mbx_set_common_iface_rx_filter);
901 	struct mbx_set_common_iface_rx_filter *fwcmd;
902 	int rc;
903 
904 	bzero(&mbx, sizeof(struct oce_mbx));
905 	fwcmd = OCE_DMAPTR(sgl, struct mbx_set_common_iface_rx_filter);
906 
907 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
908 				MBX_SUBSYSTEM_COMMON,
909 				OPCODE_COMMON_SET_IFACE_RX_FILTER,
910 				MBX_TIMEOUT_SEC,
911 				mbx_sz,
912 				OCE_MBX_VER_V0);
913 
914 	oce_dma_sync(sgl, BUS_DMASYNC_PREWRITE);
915 	mbx.u0.s.embedded = 0;
916 	mbx.u0.s.sge_count = 1;
917 	mbx.payload.u0.u1.sgl[0].pa_lo = ADDR_LO(sgl->paddr);
918 	mbx.payload.u0.u1.sgl[0].pa_hi = ADDR_HI(sgl->paddr);
919 	mbx.payload.u0.u1.sgl[0].length = mbx_sz;
920 	mbx.payload_length = mbx_sz;
921 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
922 
923 	rc = oce_mbox_post(sc, &mbx, NULL);
924 	if (!rc)
925                 rc = fwcmd->hdr.u0.rsp.status;
926 	if (rc)
927 		device_printf(sc->dev,
928 			      "%s failed - cmd status: %d addi status: %d\n",
929 			      __FUNCTION__, rc,
930 			      fwcmd->hdr.u0.rsp.additional_status);
931 	return rc;
932 }
933 
934 /**
935  * @brief Function to query the link status from the hardware
936  * @param sc 		software handle to the device
937  * @param[out] link	pointer to the structure returning link attributes
938  * @returns		0 on success, EIO on failure
939  */
940 int
941 oce_get_link_status(POCE_SOFTC sc, struct link_status *link)
942 {
943 	struct oce_mbx mbx;
944 	struct mbx_query_common_link_config *fwcmd;
945 	int rc = 0, version;
946 
947 	bzero(&mbx, sizeof(struct oce_mbx));
948 
949 	IS_BE2(sc) ? (version = OCE_MBX_VER_V0) : (version = OCE_MBX_VER_V1);
950 
951 	fwcmd = (struct mbx_query_common_link_config *)&mbx.payload;
952 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
953 				MBX_SUBSYSTEM_COMMON,
954 				OPCODE_COMMON_QUERY_LINK_CONFIG,
955 				MBX_TIMEOUT_SEC,
956 				sizeof(struct mbx_query_common_link_config),
957 				version);
958 
959 	mbx.u0.s.embedded = 1;
960 	mbx.payload_length = sizeof(struct mbx_query_common_link_config);
961 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
962 
963 	rc = oce_mbox_post(sc, &mbx, NULL);
964 
965 	if (!rc)
966                 rc = fwcmd->hdr.u0.rsp.status;
967 	if (rc) {
968 		device_printf(sc->dev,
969 			      "%s failed - cmd status: %d addi status: %d\n",
970 			      __FUNCTION__, rc,
971 			      fwcmd->hdr.u0.rsp.additional_status);
972 		goto error;
973 	}
974 	/* interpret response */
975 	link->qos_link_speed = HOST_16(fwcmd->params.rsp.qos_link_speed);
976 	link->phys_port_speed = fwcmd->params.rsp.physical_port_speed;
977 	link->logical_link_status = fwcmd->params.rsp.logical_link_status;
978 error:
979 	return rc;
980 }
981 
982 
983 /**
984  * @brief Function to get NIC statistics
985  * @param sc            software handle to the device
986  * @param *stats        pointer to where to store statistics
987  * @param reset_stats   resets statistics of set
988  * @returns             0 on success, EIO on failure
989  * @note                command depricated in Lancer
990  */
991 #define OCE_MBOX_GET_NIC_STATS(sc, pstats_dma_mem, version) 				\
992 int 											\
993 oce_mbox_get_nic_stats_v##version(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem) 		\
994 { 											\
995         struct oce_mbx mbx; 								\
996         struct mbx_get_nic_stats_v##version *fwcmd; 					\
997         int rc = 0; 									\
998 											\
999         bzero(&mbx, sizeof(struct oce_mbx)); 						\
1000         fwcmd = OCE_DMAPTR(pstats_dma_mem, struct mbx_get_nic_stats_v##version); 	\
1001         bzero(fwcmd, sizeof(*fwcmd)); 							\
1002 											\
1003         mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0, 					\
1004                                 MBX_SUBSYSTEM_NIC, 					\
1005                                 NIC_GET_STATS, 						\
1006                                 MBX_TIMEOUT_SEC, 					\
1007                                 sizeof(*fwcmd), 					\
1008                                 OCE_MBX_VER_V##version); 				\
1009 											\
1010         mbx.u0.s.embedded = 0;  /* stats too large for embedded mbx rsp */ 		\
1011         mbx.u0.s.sge_count = 1; /* using scatter gather instead */ 			\
1012 											\
1013         oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_PREWRITE); 				\
1014         mbx.payload.u0.u1.sgl[0].pa_lo = ADDR_LO(pstats_dma_mem->paddr);		\
1015         mbx.payload.u0.u1.sgl[0].pa_hi = ADDR_HI(pstats_dma_mem->paddr); 		\
1016         mbx.payload.u0.u1.sgl[0].length = sizeof(*fwcmd); 				\
1017         mbx.payload_length = sizeof(*fwcmd); 						\
1018         DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ); 			\
1019 											\
1020         rc = oce_mbox_post(sc, &mbx, NULL); 						\
1021         oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_POSTWRITE); 				\
1022         if (!rc) 									\
1023                 rc = fwcmd->hdr.u0.rsp.status; 						\
1024         if (rc) 									\
1025                 device_printf(sc->dev, 							\
1026                               "%s failed - cmd status: %d addi status: %d\n", 		\
1027                               __FUNCTION__, rc, 					\
1028                               fwcmd->hdr.u0.rsp.additional_status); 			\
1029         return rc; 									\
1030 }
1031 
1032 OCE_MBOX_GET_NIC_STATS(sc, pstats_dma_mem, 0);
1033 OCE_MBOX_GET_NIC_STATS(sc, pstats_dma_mem, 1);
1034 OCE_MBOX_GET_NIC_STATS(sc, pstats_dma_mem, 2);
1035 
1036 
1037 /**
1038  * @brief Function to get pport (physical port) statistics
1039  * @param sc 		software handle to the device
1040  * @param *stats	pointer to where to store statistics
1041  * @param reset_stats	resets statistics of set
1042  * @returns		0 on success, EIO on failure
1043  */
1044 int
1045 oce_mbox_get_pport_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem,
1046 				uint32_t reset_stats)
1047 {
1048 	struct oce_mbx mbx;
1049 	struct mbx_get_pport_stats *fwcmd;
1050 	int rc = 0;
1051 
1052 	bzero(&mbx, sizeof(struct oce_mbx));
1053 	fwcmd = OCE_DMAPTR(pstats_dma_mem, struct mbx_get_pport_stats);
1054 	bzero(fwcmd, sizeof(struct mbx_get_pport_stats));
1055 
1056 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1057 				MBX_SUBSYSTEM_NIC,
1058 				NIC_GET_PPORT_STATS,
1059 				MBX_TIMEOUT_SEC,
1060 				sizeof(struct mbx_get_pport_stats),
1061 				OCE_MBX_VER_V0);
1062 
1063 	fwcmd->params.req.reset_stats = reset_stats;
1064 	fwcmd->params.req.port_number = sc->port_id;
1065 
1066 	mbx.u0.s.embedded = 0;	/* stats too large for embedded mbx rsp */
1067 	mbx.u0.s.sge_count = 1; /* using scatter gather instead */
1068 
1069 	oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_PREWRITE);
1070 	mbx.payload.u0.u1.sgl[0].pa_lo = ADDR_LO(pstats_dma_mem->paddr);
1071 	mbx.payload.u0.u1.sgl[0].pa_hi = ADDR_HI(pstats_dma_mem->paddr);
1072 	mbx.payload.u0.u1.sgl[0].length = sizeof(struct mbx_get_pport_stats);
1073 
1074 	mbx.payload_length = sizeof(struct mbx_get_pport_stats);
1075 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1076 
1077 	rc = oce_mbox_post(sc, &mbx, NULL);
1078 	oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_POSTWRITE);
1079 
1080 	if (!rc)
1081                 rc = fwcmd->hdr.u0.rsp.status;
1082 	if (rc)
1083 		device_printf(sc->dev,
1084 			      "%s failed - cmd status: %d addi status: %d\n",
1085 			      __FUNCTION__, rc,
1086 			      fwcmd->hdr.u0.rsp.additional_status);
1087 	return rc;
1088 }
1089 
1090 
1091 /**
1092  * @brief Function to get vport (virtual port) statistics
1093  * @param sc 		software handle to the device
1094  * @param *stats	pointer to where to store statistics
1095  * @param reset_stats	resets statistics of set
1096  * @returns		0 on success, EIO on failure
1097  */
1098 int
1099 oce_mbox_get_vport_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem,
1100 				uint32_t req_size, uint32_t reset_stats)
1101 {
1102 	struct oce_mbx mbx;
1103 	struct mbx_get_vport_stats *fwcmd;
1104 	int rc = 0;
1105 
1106 	bzero(&mbx, sizeof(struct oce_mbx));
1107 
1108 	fwcmd = OCE_DMAPTR(pstats_dma_mem, struct mbx_get_vport_stats);
1109 	bzero(fwcmd, sizeof(struct mbx_get_vport_stats));
1110 
1111 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1112 				MBX_SUBSYSTEM_NIC,
1113 				NIC_GET_VPORT_STATS,
1114 				MBX_TIMEOUT_SEC,
1115 				sizeof(struct mbx_get_vport_stats),
1116 				OCE_MBX_VER_V0);
1117 
1118 	fwcmd->params.req.reset_stats = reset_stats;
1119 	fwcmd->params.req.vport_number = sc->if_id;
1120 
1121 	mbx.u0.s.embedded = 0;	/* stats too large for embedded mbx rsp */
1122 	mbx.u0.s.sge_count = 1; /* using scatter gather instead */
1123 
1124 	oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_PREWRITE);
1125 	mbx.payload.u0.u1.sgl[0].pa_lo = ADDR_LO(pstats_dma_mem->paddr);
1126 	mbx.payload.u0.u1.sgl[0].pa_hi = ADDR_HI(pstats_dma_mem->paddr);
1127 	mbx.payload.u0.u1.sgl[0].length = sizeof(struct mbx_get_vport_stats);
1128 
1129 	mbx.payload_length = sizeof(struct mbx_get_vport_stats);
1130 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1131 
1132 	rc = oce_mbox_post(sc, &mbx, NULL);
1133 	oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_POSTWRITE);
1134 
1135 	if (!rc)
1136                 rc = fwcmd->hdr.u0.rsp.status;
1137 	if (rc)
1138 		device_printf(sc->dev,
1139 			      "%s failed - cmd status: %d addi status: %d\n",
1140 			      __FUNCTION__, rc,
1141 			      fwcmd->hdr.u0.rsp.additional_status);
1142 	return rc;
1143 }
1144 
1145 
1146 /**
1147  * @brief               Function to update the muticast filter with
1148  *                      values in dma_mem
1149  * @param sc            software handle to the device
1150  * @param dma_mem       pointer to dma memory region
1151  * @returns             0 on success, EIO on failure
1152  */
1153 int
1154 oce_update_multicast(POCE_SOFTC sc, POCE_DMA_MEM pdma_mem)
1155 {
1156 	struct oce_mbx mbx;
1157 	struct oce_mq_sge *sgl;
1158 	struct mbx_set_common_iface_multicast *req = NULL;
1159 	int rc = 0;
1160 
1161 	req = OCE_DMAPTR(pdma_mem, struct mbx_set_common_iface_multicast);
1162 	mbx_common_req_hdr_init(&req->hdr, 0, 0,
1163 				MBX_SUBSYSTEM_COMMON,
1164 				OPCODE_COMMON_SET_IFACE_MULTICAST,
1165 				MBX_TIMEOUT_SEC,
1166 				sizeof(struct mbx_set_common_iface_multicast),
1167 				OCE_MBX_VER_V0);
1168 
1169 	bzero(&mbx, sizeof(struct oce_mbx));
1170 
1171 	mbx.u0.s.embedded = 0; /*Non embeded*/
1172 	mbx.payload_length = sizeof(struct mbx_set_common_iface_multicast);
1173 	mbx.u0.s.sge_count = 1;
1174 	sgl = &mbx.payload.u0.u1.sgl[0];
1175 	sgl->pa_hi = htole32(upper_32_bits(pdma_mem->paddr));
1176 	sgl->pa_lo = htole32((pdma_mem->paddr) & 0xFFFFFFFF);
1177 	sgl->length = htole32(mbx.payload_length);
1178 
1179 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1180 
1181 	rc = oce_mbox_post(sc, &mbx, NULL);
1182 	if (!rc)
1183                 rc = req->hdr.u0.rsp.status;
1184 	if (rc)
1185 		device_printf(sc->dev,
1186 			      "%s failed - cmd status: %d addi status: %d\n",
1187 			      __FUNCTION__, rc,
1188 			      req->hdr.u0.rsp.additional_status);
1189 	return rc;
1190 }
1191 
1192 
1193 /**
1194  * @brief               Function to send passthrough Ioctls
1195  * @param sc            software handle to the device
1196  * @param dma_mem       pointer to dma memory region
1197  * @param req_size      size of dma_mem
1198  * @returns             0 on success, EIO on failure
1199  */
1200 int
1201 oce_pass_through_mbox(POCE_SOFTC sc, POCE_DMA_MEM dma_mem, uint32_t req_size)
1202 {
1203 	struct oce_mbx mbx;
1204 	struct oce_mq_sge *sgl;
1205 	int rc = 0;
1206 
1207 	bzero(&mbx, sizeof(struct oce_mbx));
1208 
1209 	mbx.u0.s.embedded  = 0; /*Non embeded*/
1210 	mbx.payload_length = req_size;
1211 	mbx.u0.s.sge_count = 1;
1212 	sgl = &mbx.payload.u0.u1.sgl[0];
1213 	sgl->pa_hi = htole32(upper_32_bits(dma_mem->paddr));
1214 	sgl->pa_lo = htole32((dma_mem->paddr) & 0xFFFFFFFF);
1215 	sgl->length = htole32(req_size);
1216 
1217 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1218 
1219 	rc = oce_mbox_post(sc, &mbx, NULL);
1220 	return rc;
1221 }
1222 
1223 
1224 int
1225 oce_mbox_macaddr_add(POCE_SOFTC sc, uint8_t *mac_addr,
1226 		 uint32_t if_id, uint32_t *pmac_id)
1227 {
1228 	struct oce_mbx mbx;
1229 	struct mbx_add_common_iface_mac *fwcmd;
1230 	int rc = 0;
1231 
1232 	bzero(&mbx, sizeof(struct oce_mbx));
1233 
1234 	fwcmd = (struct mbx_add_common_iface_mac *)&mbx.payload;
1235 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1236 				MBX_SUBSYSTEM_COMMON,
1237 				OPCODE_COMMON_ADD_IFACE_MAC,
1238 				MBX_TIMEOUT_SEC,
1239 				sizeof(struct mbx_add_common_iface_mac),
1240 				OCE_MBX_VER_V0);
1241 
1242 	fwcmd->params.req.if_id = (uint16_t) if_id;
1243 	bcopy(mac_addr, fwcmd->params.req.mac_address, 6);
1244 
1245 	mbx.u0.s.embedded = 1;
1246 	mbx.payload_length = sizeof(struct  mbx_add_common_iface_mac);
1247 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1248 	rc = oce_mbox_post(sc, &mbx, NULL);
1249 	if (!rc)
1250                 rc = fwcmd->hdr.u0.rsp.status;
1251 	if (rc) {
1252 		device_printf(sc->dev,
1253 			      "%s failed - cmd status: %d addi status: %d\n",
1254 			      __FUNCTION__, rc,
1255 			      fwcmd->hdr.u0.rsp.additional_status);
1256 		goto error;
1257 	}
1258 	*pmac_id = fwcmd->params.rsp.pmac_id;
1259 error:
1260 	return rc;
1261 }
1262 
1263 
1264 int
1265 oce_mbox_macaddr_del(POCE_SOFTC sc, uint32_t if_id, uint32_t pmac_id)
1266 {
1267 	struct oce_mbx mbx;
1268 	struct mbx_del_common_iface_mac *fwcmd;
1269 	int rc = 0;
1270 
1271 	bzero(&mbx, sizeof(struct oce_mbx));
1272 
1273 	fwcmd = (struct mbx_del_common_iface_mac *)&mbx.payload;
1274 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1275 				MBX_SUBSYSTEM_COMMON,
1276 				OPCODE_COMMON_DEL_IFACE_MAC,
1277 				MBX_TIMEOUT_SEC,
1278 				sizeof(struct mbx_del_common_iface_mac),
1279 				OCE_MBX_VER_V0);
1280 
1281 	fwcmd->params.req.if_id = (uint16_t)if_id;
1282 	fwcmd->params.req.pmac_id = pmac_id;
1283 
1284 	mbx.u0.s.embedded = 1;
1285 	mbx.payload_length = sizeof(struct  mbx_del_common_iface_mac);
1286 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1287 
1288 	rc = oce_mbox_post(sc, &mbx, NULL);
1289 	if (!rc)
1290                 rc = fwcmd->hdr.u0.rsp.status;
1291 	if (rc)
1292 		device_printf(sc->dev,
1293 			      "%s failed - cmd status: %d addi status: %d\n",
1294 			      __FUNCTION__, rc,
1295 			      fwcmd->hdr.u0.rsp.additional_status);
1296 	return rc;
1297 }
1298 
1299 
1300 
1301 int
1302 oce_mbox_check_native_mode(POCE_SOFTC sc)
1303 {
1304 	struct oce_mbx mbx;
1305 	struct mbx_common_set_function_cap *fwcmd;
1306 	int rc = 0;
1307 
1308 	bzero(&mbx, sizeof(struct oce_mbx));
1309 
1310 	fwcmd = (struct mbx_common_set_function_cap *)&mbx.payload;
1311 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1312 				MBX_SUBSYSTEM_COMMON,
1313 				OPCODE_COMMON_SET_FUNCTIONAL_CAPS,
1314 				MBX_TIMEOUT_SEC,
1315 				sizeof(struct mbx_common_set_function_cap),
1316 				OCE_MBX_VER_V0);
1317 
1318 	fwcmd->params.req.valid_capability_flags = CAP_SW_TIMESTAMPS |
1319 							CAP_BE3_NATIVE_ERX_API;
1320 
1321 	fwcmd->params.req.capability_flags = CAP_BE3_NATIVE_ERX_API;
1322 
1323 	mbx.u0.s.embedded = 1;
1324 	mbx.payload_length = sizeof(struct mbx_common_set_function_cap);
1325 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1326 
1327 	rc = oce_mbox_post(sc, &mbx, NULL);
1328 	if (!rc)
1329                 rc = fwcmd->hdr.u0.rsp.status;
1330 	if (rc) {
1331 		device_printf(sc->dev,
1332 			      "%s failed - cmd status: %d addi status: %d\n",
1333 			      __FUNCTION__, rc,
1334 			      fwcmd->hdr.u0.rsp.additional_status);
1335 		goto error;
1336 	}
1337 	sc->be3_native = HOST_32(fwcmd->params.rsp.capability_flags)
1338 			& CAP_BE3_NATIVE_ERX_API;
1339 
1340 error:
1341 	return 0;
1342 }
1343 
1344 
1345 
1346 int
1347 oce_mbox_cmd_set_loopback(POCE_SOFTC sc, uint8_t port_num,
1348 		uint8_t loopback_type, uint8_t enable)
1349 {
1350 	struct oce_mbx mbx;
1351 	struct mbx_lowlevel_set_loopback_mode *fwcmd;
1352 	int rc = 0;
1353 
1354 
1355 	bzero(&mbx, sizeof(struct oce_mbx));
1356 
1357 	fwcmd = (struct mbx_lowlevel_set_loopback_mode *)&mbx.payload;
1358 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1359 				MBX_SUBSYSTEM_LOWLEVEL,
1360 				OPCODE_LOWLEVEL_SET_LOOPBACK_MODE,
1361 				MBX_TIMEOUT_SEC,
1362 				sizeof(struct mbx_lowlevel_set_loopback_mode),
1363 				OCE_MBX_VER_V0);
1364 
1365 	fwcmd->params.req.src_port = port_num;
1366 	fwcmd->params.req.dest_port = port_num;
1367 	fwcmd->params.req.loopback_type = loopback_type;
1368 	fwcmd->params.req.loopback_state = enable;
1369 
1370 	mbx.u0.s.embedded = 1;
1371 	mbx.payload_length = sizeof(struct  mbx_lowlevel_set_loopback_mode);
1372 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1373 
1374 	rc = oce_mbox_post(sc, &mbx, NULL);
1375 	if (!rc)
1376                 rc = fwcmd->hdr.u0.rsp.status;
1377 	if (rc)
1378 		device_printf(sc->dev,
1379 			      "%s failed - cmd status: %d addi status: %d\n",
1380 			      __FUNCTION__, rc,
1381 			      fwcmd->hdr.u0.rsp.additional_status);
1382 
1383 	return rc;
1384 
1385 }
1386 
1387 int
1388 oce_mbox_cmd_test_loopback(POCE_SOFTC sc, uint32_t port_num,
1389 	uint32_t loopback_type, uint32_t pkt_size, uint32_t num_pkts,
1390 	uint64_t pattern)
1391 {
1392 
1393 	struct oce_mbx mbx;
1394 	struct mbx_lowlevel_test_loopback_mode *fwcmd;
1395 	int rc = 0;
1396 
1397 
1398 	bzero(&mbx, sizeof(struct oce_mbx));
1399 
1400 	fwcmd = (struct mbx_lowlevel_test_loopback_mode *)&mbx.payload;
1401 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1402 				MBX_SUBSYSTEM_LOWLEVEL,
1403 				OPCODE_LOWLEVEL_TEST_LOOPBACK,
1404 				MBX_TIMEOUT_SEC,
1405 				sizeof(struct mbx_lowlevel_test_loopback_mode),
1406 				OCE_MBX_VER_V0);
1407 
1408 	fwcmd->params.req.pattern = pattern;
1409 	fwcmd->params.req.src_port = port_num;
1410 	fwcmd->params.req.dest_port = port_num;
1411 	fwcmd->params.req.pkt_size = pkt_size;
1412 	fwcmd->params.req.num_pkts = num_pkts;
1413 	fwcmd->params.req.loopback_type = loopback_type;
1414 
1415 	mbx.u0.s.embedded = 1;
1416 	mbx.payload_length = sizeof(struct  mbx_lowlevel_test_loopback_mode);
1417 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1418 
1419 	rc = oce_mbox_post(sc, &mbx, NULL);
1420 	if (!rc)
1421                 rc = fwcmd->hdr.u0.rsp.status;
1422 	if (rc)
1423 		device_printf(sc->dev,
1424 			      "%s failed - cmd status: %d addi status: %d\n",
1425 			      __FUNCTION__, rc,
1426 			      fwcmd->hdr.u0.rsp.additional_status);
1427 
1428 	return rc;
1429 }
1430 
1431 int
1432 oce_mbox_write_flashrom(POCE_SOFTC sc, uint32_t optype,uint32_t opcode,
1433 				POCE_DMA_MEM pdma_mem, uint32_t num_bytes)
1434 {
1435 
1436 	struct oce_mbx mbx;
1437 	struct oce_mq_sge *sgl = NULL;
1438 	struct mbx_common_read_write_flashrom *fwcmd = NULL;
1439 	int rc = 0, payload_len = 0;
1440 
1441 	bzero(&mbx, sizeof(struct oce_mbx));
1442 	fwcmd = OCE_DMAPTR(pdma_mem, struct mbx_common_read_write_flashrom);
1443 	payload_len = sizeof(struct mbx_common_read_write_flashrom) + 32*1024;
1444 
1445 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1446 				MBX_SUBSYSTEM_COMMON,
1447 				OPCODE_COMMON_WRITE_FLASHROM,
1448 				LONG_TIMEOUT,
1449 				payload_len,
1450 				OCE_MBX_VER_V0);
1451 
1452 	fwcmd->flash_op_type = LE_32(optype);
1453 	fwcmd->flash_op_code = LE_32(opcode);
1454 	fwcmd->data_buffer_size = LE_32(num_bytes);
1455 
1456 	mbx.u0.s.embedded  = 0; /*Non embeded*/
1457 	mbx.payload_length = payload_len;
1458 	mbx.u0.s.sge_count = 1;
1459 
1460 	sgl = &mbx.payload.u0.u1.sgl[0];
1461 	sgl->pa_hi = upper_32_bits(pdma_mem->paddr);
1462 	sgl->pa_lo = pdma_mem->paddr & 0xFFFFFFFF;
1463 	sgl->length = payload_len;
1464 
1465 	/* post the command */
1466 	rc = oce_mbox_post(sc, &mbx, NULL);
1467 	if (!rc)
1468                 rc = fwcmd->hdr.u0.rsp.status;
1469 	if (rc)
1470 		device_printf(sc->dev,
1471 			      "%s failed - cmd status: %d addi status: %d\n",
1472 			      __FUNCTION__, rc,
1473 			      fwcmd->hdr.u0.rsp.additional_status);
1474 
1475 	return rc;
1476 
1477 }
1478 
1479 int
1480 oce_mbox_get_flashrom_crc(POCE_SOFTC sc, uint8_t *flash_crc,
1481 				uint32_t offset, uint32_t optype)
1482 {
1483 
1484 	int rc = 0, payload_len = 0;
1485 	struct oce_mbx mbx;
1486 	struct mbx_common_read_write_flashrom *fwcmd;
1487 
1488 	bzero(&mbx, sizeof(struct oce_mbx));
1489 
1490 	fwcmd = (struct mbx_common_read_write_flashrom *)&mbx.payload;
1491 
1492 	/* Firmware requires extra 4 bytes with this ioctl. Since there
1493 	   is enough room in the mbx payload it should be good enough
1494 	   Reference: Bug 14853
1495 	*/
1496 	payload_len = sizeof(struct mbx_common_read_write_flashrom) + 4;
1497 
1498 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1499 				MBX_SUBSYSTEM_COMMON,
1500 				OPCODE_COMMON_READ_FLASHROM,
1501 				MBX_TIMEOUT_SEC,
1502 				payload_len,
1503 				OCE_MBX_VER_V0);
1504 
1505 	fwcmd->flash_op_type = optype;
1506 	fwcmd->flash_op_code = FLASHROM_OPER_REPORT;
1507 	fwcmd->data_offset = offset;
1508 	fwcmd->data_buffer_size = 0x4;
1509 
1510 	mbx.u0.s.embedded  = 1;
1511 	mbx.payload_length = payload_len;
1512 
1513 	/* post the command */
1514 	rc = oce_mbox_post(sc, &mbx, NULL);
1515 	if (!rc)
1516                 rc = fwcmd->hdr.u0.rsp.status;
1517 	if (rc) {
1518 		device_printf(sc->dev,
1519 			      "%s failed - cmd status: %d addi status: %d\n",
1520 			      __FUNCTION__, rc,
1521 			      fwcmd->hdr.u0.rsp.additional_status);
1522 		goto error;
1523 	}
1524 	bcopy(fwcmd->data_buffer, flash_crc, 4);
1525 error:
1526 	return rc;
1527 }
1528 
1529 int
1530 oce_mbox_get_phy_info(POCE_SOFTC sc, struct oce_phy_info *phy_info)
1531 {
1532 
1533 	struct oce_mbx mbx;
1534 	struct mbx_common_phy_info *fwcmd;
1535 	int rc = 0;
1536 
1537 	bzero(&mbx, sizeof(struct oce_mbx));
1538 
1539 	fwcmd = (struct mbx_common_phy_info *)&mbx.payload;
1540 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1541 				MBX_SUBSYSTEM_COMMON,
1542 				OPCODE_COMMON_GET_PHY_CONFIG,
1543 				MBX_TIMEOUT_SEC,
1544 				sizeof(struct mbx_common_phy_info),
1545 				OCE_MBX_VER_V0);
1546 
1547 	mbx.u0.s.embedded = 1;
1548 	mbx.payload_length = sizeof(struct  mbx_common_phy_info);
1549 
1550 	/* now post the command */
1551 	rc = oce_mbox_post(sc, &mbx, NULL);
1552 	if (!rc)
1553                 rc = fwcmd->hdr.u0.rsp.status;
1554 	if (rc) {
1555 		device_printf(sc->dev,
1556 			      "%s failed - cmd status: %d addi status: %d\n",
1557 			      __FUNCTION__, rc,
1558 			      fwcmd->hdr.u0.rsp.additional_status);
1559 		goto error;
1560 	}
1561 	phy_info->phy_type = HOST_16(fwcmd->params.rsp.phy_info.phy_type);
1562 	phy_info->interface_type =
1563 			HOST_16(fwcmd->params.rsp.phy_info.interface_type);
1564 	phy_info->auto_speeds_supported =
1565 		HOST_16(fwcmd->params.rsp.phy_info.auto_speeds_supported);
1566 	phy_info->fixed_speeds_supported =
1567 		HOST_16(fwcmd->params.rsp.phy_info.fixed_speeds_supported);
1568 	phy_info->misc_params = HOST_32(fwcmd->params.rsp.phy_info.misc_params);
1569 error:
1570 	return rc;
1571 
1572 }
1573 
1574 
1575 int
1576 oce_mbox_lancer_write_flashrom(POCE_SOFTC sc, uint32_t data_size,
1577 			uint32_t data_offset, POCE_DMA_MEM pdma_mem,
1578 			uint32_t *written_data, uint32_t *additional_status)
1579 {
1580 
1581 	struct oce_mbx mbx;
1582 	struct mbx_lancer_common_write_object *fwcmd = NULL;
1583 	int rc = 0, payload_len = 0;
1584 
1585 	bzero(&mbx, sizeof(struct oce_mbx));
1586 	payload_len = sizeof(struct mbx_lancer_common_write_object);
1587 
1588 	mbx.u0.s.embedded  = 1;/* Embedded */
1589 	mbx.payload_length = payload_len;
1590 	fwcmd = (struct mbx_lancer_common_write_object *)&mbx.payload;
1591 
1592 	/* initialize the ioctl header */
1593 	mbx_common_req_hdr_init(&fwcmd->params.req.hdr, 0, 0,
1594 				MBX_SUBSYSTEM_COMMON,
1595 				OPCODE_COMMON_WRITE_OBJECT,
1596 				LONG_TIMEOUT,
1597 				payload_len,
1598 				OCE_MBX_VER_V0);
1599 
1600 	fwcmd->params.req.write_length = data_size;
1601 	if (data_size == 0)
1602 		fwcmd->params.req.eof = 1;
1603 	else
1604 		fwcmd->params.req.eof = 0;
1605 
1606 	strcpy(fwcmd->params.req.object_name, "/prg");
1607 	fwcmd->params.req.descriptor_count = 1;
1608 	fwcmd->params.req.write_offset = data_offset;
1609 	fwcmd->params.req.buffer_length = data_size;
1610 	fwcmd->params.req.address_lower = pdma_mem->paddr & 0xFFFFFFFF;
1611 	fwcmd->params.req.address_upper = upper_32_bits(pdma_mem->paddr);
1612 
1613 	/* post the command */
1614 	rc = oce_mbox_post(sc, &mbx, NULL);
1615 	if (!rc)
1616                 rc = fwcmd->params.rsp.status;
1617 	if (rc) {
1618 		device_printf(sc->dev,
1619 			      "%s failed - cmd status: %d addi status: %d\n",
1620 			      __FUNCTION__, rc,
1621 			      fwcmd->params.rsp.additional_status);
1622 		goto error;
1623 	}
1624 	*written_data = HOST_32(fwcmd->params.rsp.actual_write_length);
1625 	*additional_status = fwcmd->params.rsp.additional_status;
1626 error:
1627 	return rc;
1628 
1629 }
1630 
1631 
1632 
1633 int
1634 oce_mbox_create_rq(struct oce_rq *rq)
1635 {
1636 
1637 	struct oce_mbx mbx;
1638 	struct mbx_create_nic_rq *fwcmd;
1639 	POCE_SOFTC sc = rq->parent;
1640 	int rc, num_pages = 0;
1641 
1642 	if (rq->qstate == QCREATED)
1643 		return 0;
1644 
1645 	bzero(&mbx, sizeof(struct oce_mbx));
1646 
1647 	fwcmd = (struct mbx_create_nic_rq *)&mbx.payload;
1648 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1649 				MBX_SUBSYSTEM_NIC,
1650 				NIC_CREATE_RQ, MBX_TIMEOUT_SEC,
1651 				sizeof(struct mbx_create_nic_rq),
1652 				OCE_MBX_VER_V0);
1653 
1654 	/* oce_page_list will also prepare pages */
1655 	num_pages = oce_page_list(rq->ring, &fwcmd->params.req.pages[0]);
1656 
1657 	if (IS_XE201(sc)) {
1658 		fwcmd->params.req.frag_size = rq->cfg.frag_size/2048;
1659 		fwcmd->params.req.page_size = 1;
1660 		fwcmd->hdr.u0.req.version = OCE_MBX_VER_V1;
1661 	} else
1662 		fwcmd->params.req.frag_size = OCE_LOG2(rq->cfg.frag_size);
1663 	fwcmd->params.req.num_pages = num_pages;
1664 	fwcmd->params.req.cq_id = rq->cq->cq_id;
1665 	fwcmd->params.req.if_id = sc->if_id;
1666 	fwcmd->params.req.max_frame_size = rq->cfg.mtu;
1667 	fwcmd->params.req.is_rss_queue = rq->cfg.is_rss_queue;
1668 
1669 	mbx.u0.s.embedded = 1;
1670 	mbx.payload_length = sizeof(struct mbx_create_nic_rq);
1671 
1672 	rc = oce_mbox_post(sc, &mbx, NULL);
1673 	if (!rc)
1674                 rc = fwcmd->hdr.u0.rsp.status;
1675 	if (rc) {
1676 		device_printf(sc->dev,
1677 			      "%s failed - cmd status: %d addi status: %d\n",
1678 			      __FUNCTION__, rc,
1679 			      fwcmd->hdr.u0.rsp.additional_status);
1680 		goto error;
1681 	}
1682 	rq->rq_id = HOST_16(fwcmd->params.rsp.rq_id);
1683 	rq->rss_cpuid = fwcmd->params.rsp.rss_cpuid;
1684 error:
1685 	return rc;
1686 
1687 }
1688 
1689 
1690 
1691 int
1692 oce_mbox_create_wq(struct oce_wq *wq)
1693 {
1694 	struct oce_mbx mbx;
1695 	struct mbx_create_nic_wq *fwcmd;
1696 	POCE_SOFTC sc = wq->parent;
1697 	int rc = 0, version, num_pages;
1698 
1699 	bzero(&mbx, sizeof(struct oce_mbx));
1700 
1701 	fwcmd = (struct mbx_create_nic_wq *)&mbx.payload;
1702 	if (IS_XE201(sc))
1703 		version = OCE_MBX_VER_V1;
1704 	else if(IS_BE(sc))
1705 		IS_PROFILE_SUPER_NIC(sc) ? (version = OCE_MBX_VER_V2)
1706 					 : (version = OCE_MBX_VER_V0);
1707 	else
1708 		version = OCE_MBX_VER_V2;
1709 
1710 	if (version > OCE_MBX_VER_V0)
1711 		fwcmd->params.req.if_id = sc->if_id;
1712 
1713 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1714 				MBX_SUBSYSTEM_NIC,
1715 				NIC_CREATE_WQ, MBX_TIMEOUT_SEC,
1716 				sizeof(struct mbx_create_nic_wq),
1717 				version);
1718 
1719 	num_pages = oce_page_list(wq->ring, &fwcmd->params.req.pages[0]);
1720 
1721 	fwcmd->params.req.nic_wq_type = wq->cfg.wq_type;
1722 	fwcmd->params.req.num_pages = num_pages;
1723 	fwcmd->params.req.wq_size = OCE_LOG2(wq->cfg.q_len) + 1;
1724 	fwcmd->params.req.cq_id = wq->cq->cq_id;
1725 	fwcmd->params.req.ulp_num = 1;
1726 
1727 	mbx.u0.s.embedded = 1;
1728 	mbx.payload_length = sizeof(struct mbx_create_nic_wq);
1729 
1730 	rc = oce_mbox_post(sc, &mbx, NULL);
1731 	if (!rc)
1732                 rc = fwcmd->hdr.u0.rsp.status;
1733 	if (rc) {
1734 		device_printf(sc->dev,
1735 			      "%s failed - cmd status: %d addi status: %d\n",
1736 			      __FUNCTION__, rc,
1737 			      fwcmd->hdr.u0.rsp.additional_status);
1738 		goto error;
1739 	}
1740 	wq->wq_id = HOST_16(fwcmd->params.rsp.wq_id);
1741 	if (version == OCE_MBX_VER_V2)
1742 		wq->db_offset = HOST_32(fwcmd->params.rsp.db_offset);
1743 	else
1744 		wq->db_offset = PD_TXULP_DB;
1745 error:
1746 	return rc;
1747 
1748 }
1749 
1750 
1751 
1752 int
1753 oce_mbox_create_eq(struct oce_eq *eq)
1754 {
1755 	struct oce_mbx mbx;
1756 	struct mbx_create_common_eq *fwcmd;
1757 	POCE_SOFTC sc = eq->parent;
1758 	int rc = 0;
1759 	uint32_t num_pages;
1760 
1761 	bzero(&mbx, sizeof(struct oce_mbx));
1762 
1763 	fwcmd = (struct mbx_create_common_eq *)&mbx.payload;
1764 
1765 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1766 				MBX_SUBSYSTEM_COMMON,
1767 				OPCODE_COMMON_CREATE_EQ, MBX_TIMEOUT_SEC,
1768 				sizeof(struct mbx_create_common_eq),
1769 				OCE_MBX_VER_V0);
1770 
1771 	num_pages = oce_page_list(eq->ring, &fwcmd->params.req.pages[0]);
1772 	fwcmd->params.req.ctx.num_pages = num_pages;
1773 	fwcmd->params.req.ctx.valid = 1;
1774 	fwcmd->params.req.ctx.size = (eq->eq_cfg.item_size == 4) ? 0 : 1;
1775 	fwcmd->params.req.ctx.count = OCE_LOG2(eq->eq_cfg.q_len / 256);
1776 	fwcmd->params.req.ctx.armed = 0;
1777 	fwcmd->params.req.ctx.delay_mult = eq->eq_cfg.cur_eqd;
1778 
1779 
1780 	mbx.u0.s.embedded = 1;
1781 	mbx.payload_length = sizeof(struct mbx_create_common_eq);
1782 
1783 	rc = oce_mbox_post(sc, &mbx, NULL);
1784 	if (!rc)
1785                 rc = fwcmd->hdr.u0.rsp.status;
1786 	if (rc) {
1787 		device_printf(sc->dev,
1788 			      "%s failed - cmd status: %d addi status: %d\n",
1789 			      __FUNCTION__, rc,
1790 			      fwcmd->hdr.u0.rsp.additional_status);
1791 		goto error;
1792 	}
1793 	eq->eq_id = HOST_16(fwcmd->params.rsp.eq_id);
1794 error:
1795 	return rc;
1796 }
1797 
1798 
1799 
1800 int
1801 oce_mbox_cq_create(struct oce_cq *cq, uint32_t ncoalesce, uint32_t is_eventable)
1802 {
1803 	struct oce_mbx mbx;
1804 	struct mbx_create_common_cq *fwcmd;
1805 	POCE_SOFTC sc = cq->parent;
1806 	uint8_t version;
1807 	oce_cq_ctx_t *ctx;
1808 	uint32_t num_pages, page_size;
1809 	int rc = 0;
1810 
1811 
1812 	bzero(&mbx, sizeof(struct oce_mbx));
1813 
1814 	fwcmd = (struct mbx_create_common_cq *)&mbx.payload;
1815 
1816 	if (IS_XE201(sc))
1817 		version = OCE_MBX_VER_V2;
1818 	else
1819 		version = OCE_MBX_VER_V0;
1820 
1821 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1822 				MBX_SUBSYSTEM_COMMON,
1823 				OPCODE_COMMON_CREATE_CQ,
1824 				MBX_TIMEOUT_SEC,
1825 				sizeof(struct mbx_create_common_cq),
1826 				version);
1827 
1828 	ctx = &fwcmd->params.req.cq_ctx;
1829 
1830 	num_pages = oce_page_list(cq->ring, &fwcmd->params.req.pages[0]);
1831 	page_size =  1;  /* 1 for 4K */
1832 
1833 	if (version == OCE_MBX_VER_V2) {
1834 		ctx->v2.num_pages = LE_16(num_pages);
1835 		ctx->v2.page_size = page_size;
1836 		ctx->v2.eventable = is_eventable;
1837 		ctx->v2.valid = 1;
1838 		ctx->v2.count = OCE_LOG2(cq->cq_cfg.q_len / 256);
1839 		ctx->v2.nodelay = cq->cq_cfg.nodelay;
1840 		ctx->v2.coalesce_wm = ncoalesce;
1841 		ctx->v2.armed = 0;
1842 		ctx->v2.eq_id = cq->eq->eq_id;
1843 		if (ctx->v2.count == 3) {
1844 			if ((u_int)cq->cq_cfg.q_len > (4*1024)-1)
1845 				ctx->v2.cqe_count = (4*1024)-1;
1846 			else
1847 				ctx->v2.cqe_count = cq->cq_cfg.q_len;
1848 		}
1849 	} else {
1850 		ctx->v0.num_pages = LE_16(num_pages);
1851 		ctx->v0.eventable = is_eventable;
1852 		ctx->v0.valid = 1;
1853 		ctx->v0.count = OCE_LOG2(cq->cq_cfg.q_len / 256);
1854 		ctx->v0.nodelay = cq->cq_cfg.nodelay;
1855 		ctx->v0.coalesce_wm = ncoalesce;
1856 		ctx->v0.armed = 0;
1857 		ctx->v0.eq_id = cq->eq->eq_id;
1858 	}
1859 
1860 	mbx.u0.s.embedded = 1;
1861 	mbx.payload_length = sizeof(struct mbx_create_common_cq);
1862 
1863 	rc = oce_mbox_post(sc, &mbx, NULL);
1864 	if (!rc)
1865                 rc = fwcmd->hdr.u0.rsp.status;
1866 	if (rc) {
1867 		device_printf(sc->dev,
1868 			      "%s failed - cmd status: %d addi status: %d\n",
1869 			      __FUNCTION__, rc,
1870 			      fwcmd->hdr.u0.rsp.additional_status);
1871 		goto error;
1872 	}
1873 	cq->cq_id = HOST_16(fwcmd->params.rsp.cq_id);
1874 error:
1875 	return rc;
1876 
1877 }
1878 
1879 int
1880 oce_mbox_read_transrecv_data(POCE_SOFTC sc, uint32_t page_num)
1881 {
1882 	int rc = 0;
1883 	struct oce_mbx mbx;
1884 	struct mbx_read_common_transrecv_data *fwcmd;
1885 	struct oce_mq_sge *sgl;
1886 	OCE_DMA_MEM dma;
1887 
1888 	/* Allocate DMA mem*/
1889 	if (oce_dma_alloc(sc, sizeof(struct mbx_read_common_transrecv_data),
1890 				&dma, 0))
1891 		return ENOMEM;
1892 
1893 	fwcmd = OCE_DMAPTR(&dma, struct mbx_read_common_transrecv_data);
1894 	bzero(fwcmd, sizeof(struct mbx_read_common_transrecv_data));
1895 
1896 	bzero(&mbx, sizeof(struct oce_mbx));
1897 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1898 			MBX_SUBSYSTEM_COMMON,
1899 			OPCODE_COMMON_READ_TRANSRECEIVER_DATA,
1900 			MBX_TIMEOUT_SEC,
1901 			sizeof(struct mbx_read_common_transrecv_data),
1902 			OCE_MBX_VER_V0);
1903 
1904 	/* fill rest of mbx */
1905 	mbx.u0.s.embedded = 0;
1906 	mbx.payload_length = sizeof(struct mbx_read_common_transrecv_data);
1907 	mbx.u0.s.sge_count = 1;
1908 	sgl = &mbx.payload.u0.u1.sgl[0];
1909 	sgl->pa_hi = htole32(upper_32_bits(dma.paddr));
1910 	sgl->pa_lo = htole32((dma.paddr) & 0xFFFFFFFF);
1911 	sgl->length = htole32(mbx.payload_length);
1912 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1913 
1914 	fwcmd->params.req.port = LE_32(sc->port_id);
1915 	fwcmd->params.req.page_num = LE_32(page_num);
1916 
1917 	/* command post */
1918 	rc = oce_mbox_post(sc, &mbx, NULL);
1919 	if (!rc)
1920 		rc = fwcmd->hdr.u0.rsp.status;
1921 	if (rc) {
1922 		device_printf(sc->dev,
1923 			      "%s failed - cmd status: %d addi status: %d\n",
1924 			      __FUNCTION__, rc,
1925 			      fwcmd->hdr.u0.rsp.additional_status);
1926 		goto error;
1927 	}
1928 	if(fwcmd->params.rsp.page_num == PAGE_NUM_A0)
1929 	{
1930 		bcopy((char *)fwcmd->params.rsp.page_data,
1931 				(char *)&sfp_vpd_dump_buffer[0],
1932 				TRANSCEIVER_A0_SIZE);
1933 	}
1934 
1935 	if(fwcmd->params.rsp.page_num == PAGE_NUM_A2)
1936 	{
1937 		bcopy((char *)fwcmd->params.rsp.page_data,
1938 				(char *)&sfp_vpd_dump_buffer[32],
1939 				TRANSCEIVER_A2_SIZE);
1940 	}
1941 error:
1942 	oce_dma_free(sc, &dma);
1943 	return rc;
1944 }
1945 
1946 void
1947 oce_mbox_eqd_modify_periodic(POCE_SOFTC sc, struct oce_set_eqd *set_eqd,
1948 				int num)
1949 {
1950 	struct oce_mbx mbx;
1951 	struct mbx_modify_common_eq_delay *fwcmd;
1952 	int rc = 0;
1953 	int i = 0;
1954 
1955 	bzero(&mbx, sizeof(struct oce_mbx));
1956 
1957 	/* Initialize MODIFY_EQ_DELAY ioctl header */
1958 	fwcmd = (struct mbx_modify_common_eq_delay *)&mbx.payload;
1959 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1960 				MBX_SUBSYSTEM_COMMON,
1961 				OPCODE_COMMON_MODIFY_EQ_DELAY,
1962 				MBX_TIMEOUT_SEC,
1963 				sizeof(struct mbx_modify_common_eq_delay),
1964 				OCE_MBX_VER_V0);
1965 	/* fill rest of mbx */
1966 	mbx.u0.s.embedded = 1;
1967 	mbx.payload_length = sizeof(struct mbx_modify_common_eq_delay);
1968 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1969 
1970 	fwcmd->params.req.num_eq = num;
1971 	for (i = 0; i < num; i++) {
1972 		fwcmd->params.req.delay[i].eq_id =
1973 					htole32(set_eqd[i].eq_id);
1974 		fwcmd->params.req.delay[i].phase = 0;
1975 		fwcmd->params.req.delay[i].dm =
1976 		htole32(set_eqd[i].delay_multiplier);
1977 	}
1978 
1979 
1980 	/* command post */
1981 	rc = oce_mbox_post(sc, &mbx, NULL);
1982 
1983 	if (!rc)
1984 		rc = fwcmd->hdr.u0.rsp.status;
1985 	if (rc)
1986 		device_printf(sc->dev,
1987 			      "%s failed - cmd status: %d addi status: %d\n",
1988 			      __FUNCTION__, rc,
1989 			      fwcmd->hdr.u0.rsp.additional_status);
1990 }
1991 
1992 int
1993 oce_get_profile_config(POCE_SOFTC sc, uint32_t max_rss)
1994 {
1995 	struct oce_mbx mbx;
1996 	struct mbx_common_get_profile_config *fwcmd;
1997 	int rc = 0;
1998 	int version = 0;
1999 	struct oce_mq_sge *sgl;
2000 	OCE_DMA_MEM dma;
2001 	uint32_t desc_count = 0;
2002 	struct oce_nic_resc_desc *nic_desc = NULL;
2003 	int i;
2004 	boolean_t nic_desc_valid = FALSE;
2005 
2006 	if (IS_BE2(sc))
2007 		return -1;
2008 
2009 	/* Allocate DMA mem*/
2010 	if (oce_dma_alloc(sc, sizeof(struct mbx_common_get_profile_config),
2011 			  &dma, 0))
2012 		return ENOMEM;
2013 
2014 	/* Initialize MODIFY_EQ_DELAY ioctl header */
2015 	fwcmd = OCE_DMAPTR(&dma, struct mbx_common_get_profile_config);
2016 	bzero(fwcmd, sizeof(struct mbx_common_get_profile_config));
2017 
2018 	if (!IS_XE201(sc))
2019 		version = OCE_MBX_VER_V1;
2020 	else
2021 		version = OCE_MBX_VER_V0;
2022 
2023 	bzero(&mbx, sizeof(struct oce_mbx));
2024 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
2025 				MBX_SUBSYSTEM_COMMON,
2026 				OPCODE_COMMON_GET_PROFILE_CONFIG,
2027 				MBX_TIMEOUT_SEC,
2028 				sizeof(struct mbx_common_get_profile_config),
2029 				version);
2030 	/* fill rest of mbx */
2031 	mbx.u0.s.embedded = 0;
2032 	mbx.payload_length = sizeof(struct mbx_common_get_profile_config);
2033 	mbx.u0.s.sge_count = 1;
2034 	sgl = &mbx.payload.u0.u1.sgl[0];
2035 	sgl->pa_hi = htole32(upper_32_bits(dma.paddr));
2036 	sgl->pa_lo = htole32((dma.paddr) & 0xFFFFFFFF);
2037 	sgl->length = htole32(mbx.payload_length);
2038 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
2039 
2040 	fwcmd->params.req.type = ACTIVE_PROFILE;
2041 
2042 	/* command post */
2043 	rc = oce_mbox_post(sc, &mbx, NULL);
2044 	if (!rc)
2045 		rc = fwcmd->hdr.u0.rsp.status;
2046 	if (rc) {
2047 		device_printf(sc->dev,
2048 			      "%s failed - cmd status: %d addi status: %d\n",
2049 			      __FUNCTION__, rc,
2050 			      fwcmd->hdr.u0.rsp.additional_status);
2051 		goto error;
2052 	}
2053 
2054 	nic_desc = (struct oce_nic_resc_desc *) fwcmd->params.rsp.resources;
2055 	desc_count = HOST_32(fwcmd->params.rsp.desc_count);
2056 	for (i = 0; i < desc_count; i++) {
2057 		if ((nic_desc->desc_type == NIC_RESC_DESC_TYPE_V0) ||
2058 		    (nic_desc->desc_type == NIC_RESC_DESC_TYPE_V1)) {
2059 			nic_desc_valid = TRUE;
2060 			break;
2061 		}
2062 		nic_desc = (struct oce_nic_resc_desc *) \
2063 				((char *)nic_desc + nic_desc->desc_len);
2064 	}
2065 	if (!nic_desc_valid) {
2066 		rc = -1;
2067 		goto error;
2068 	}
2069 	else {
2070 		sc->max_vlans = HOST_16(nic_desc->vlan_count);
2071 		sc->nwqs = HOST_16(nic_desc->txq_count);
2072 		if (sc->nwqs)
2073 			sc->nwqs = MIN(sc->nwqs, OCE_MAX_WQ);
2074 		else
2075 			sc->nwqs = OCE_MAX_WQ;
2076 
2077 		sc->nrssqs = HOST_16(nic_desc->rssq_count);
2078 		if (sc->nrssqs)
2079 			sc->nrssqs = MIN(sc->nrssqs, max_rss);
2080 		else
2081 			sc->nrssqs = max_rss;
2082 		sc->nrqs =  sc->nrssqs + 1; /* 1 for def RX */
2083 
2084 	}
2085 error:
2086 	oce_dma_free(sc, &dma);
2087 	return rc;
2088 
2089 }
2090 
2091 int
2092 oce_get_func_config(POCE_SOFTC sc)
2093 {
2094 	struct oce_mbx mbx;
2095 	struct mbx_common_get_func_config *fwcmd;
2096 	int rc = 0;
2097 	int version = 0;
2098 	struct oce_mq_sge *sgl;
2099 	OCE_DMA_MEM dma;
2100 	uint32_t desc_count = 0;
2101 	struct oce_nic_resc_desc *nic_desc = NULL;
2102 	int i;
2103 	boolean_t nic_desc_valid = FALSE;
2104 	uint32_t max_rss = 0;
2105 
2106 	if ((IS_BE(sc) || IS_SH(sc)) && (!sc->be3_native))
2107 		max_rss = OCE_LEGACY_MODE_RSS;
2108 	else
2109 		max_rss = OCE_MAX_RSS;
2110 
2111 	/* Allocate DMA mem*/
2112 	if (oce_dma_alloc(sc, sizeof(struct mbx_common_get_func_config),
2113 			  &dma, 0))
2114 		return ENOMEM;
2115 
2116 	/* Initialize MODIFY_EQ_DELAY ioctl header */
2117 	fwcmd = OCE_DMAPTR(&dma, struct mbx_common_get_func_config);
2118 	bzero(fwcmd, sizeof(struct mbx_common_get_func_config));
2119 
2120 	if (IS_SH(sc))
2121 		version = OCE_MBX_VER_V1;
2122 	else
2123 		version = OCE_MBX_VER_V0;
2124 
2125 	bzero(&mbx, sizeof(struct oce_mbx));
2126 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
2127 				MBX_SUBSYSTEM_COMMON,
2128 				OPCODE_COMMON_GET_FUNCTION_CONFIG,
2129 				MBX_TIMEOUT_SEC,
2130 				sizeof(struct mbx_common_get_func_config),
2131 				version);
2132 	/* fill rest of mbx */
2133 	mbx.u0.s.embedded = 0;
2134 	mbx.payload_length = sizeof(struct mbx_common_get_func_config);
2135 	mbx.u0.s.sge_count = 1;
2136 	sgl = &mbx.payload.u0.u1.sgl[0];
2137 	sgl->pa_hi = htole32(upper_32_bits(dma.paddr));
2138 	sgl->pa_lo = htole32((dma.paddr) & 0xFFFFFFFF);
2139 	sgl->length = htole32(mbx.payload_length);
2140 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
2141 
2142 	/* command post */
2143 	rc = oce_mbox_post(sc, &mbx, NULL);
2144 	if (!rc)
2145 		rc = fwcmd->hdr.u0.rsp.status;
2146 	if (rc) {
2147 		device_printf(sc->dev,
2148 			      "%s failed - cmd status: %d addi status: %d\n",
2149 			      __FUNCTION__, rc,
2150 			      fwcmd->hdr.u0.rsp.additional_status);
2151 		goto error;
2152 	}
2153 
2154 	nic_desc = (struct oce_nic_resc_desc *) fwcmd->params.rsp.resources;
2155 	desc_count = HOST_32(fwcmd->params.rsp.desc_count);
2156 	for (i = 0; i < desc_count; i++) {
2157 		if ((nic_desc->desc_type == NIC_RESC_DESC_TYPE_V0) ||
2158 		    (nic_desc->desc_type == NIC_RESC_DESC_TYPE_V1)) {
2159 			nic_desc_valid = TRUE;
2160 			break;
2161 		}
2162 		nic_desc = (struct oce_nic_resc_desc *) \
2163 				((char *)nic_desc + nic_desc->desc_len);
2164 	}
2165 	if (!nic_desc_valid) {
2166 		rc = -1;
2167 		goto error;
2168 	}
2169 	else {
2170 		sc->max_vlans = nic_desc->vlan_count;
2171 		sc->nwqs = HOST_32(nic_desc->txq_count);
2172                 if (sc->nwqs)
2173                         sc->nwqs = MIN(sc->nwqs, OCE_MAX_WQ);
2174                 else
2175                         sc->nwqs = OCE_MAX_WQ;
2176 
2177 		sc->nrssqs = HOST_32(nic_desc->rssq_count);
2178 		if (sc->nrssqs)
2179 			sc->nrssqs = MIN(sc->nrssqs, max_rss);
2180 		else
2181 			sc->nrssqs = max_rss;
2182 		sc->nrqs =  sc->nrssqs + 1; /* 1 for def RX */
2183 	}
2184 error:
2185 	oce_dma_free(sc, &dma);
2186 	return rc;
2187 
2188 }
2189 
2190 /* hw lro functions */
2191 
2192 int
2193 oce_mbox_nic_query_lro_capabilities(POCE_SOFTC sc, uint32_t *lro_rq_cnt, uint32_t *lro_flags)
2194 {
2195         struct oce_mbx mbx;
2196         struct mbx_nic_query_lro_capabilities *fwcmd;
2197         int rc = 0;
2198 
2199         bzero(&mbx, sizeof(struct oce_mbx));
2200 
2201         fwcmd = (struct mbx_nic_query_lro_capabilities *)&mbx.payload;
2202         mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
2203                                 MBX_SUBSYSTEM_NIC,
2204                                 0x20,MBX_TIMEOUT_SEC,
2205                                 sizeof(struct mbx_nic_query_lro_capabilities),
2206                                 OCE_MBX_VER_V0);
2207 
2208         mbx.u0.s.embedded = 1;
2209         mbx.payload_length = sizeof(struct mbx_nic_query_lro_capabilities);
2210 
2211         rc = oce_mbox_post(sc, &mbx, NULL);
2212         if (!rc)
2213                 rc = fwcmd->hdr.u0.rsp.status;
2214         if (rc) {
2215                 device_printf(sc->dev,
2216                               "%s failed - cmd status: %d addi status: %d\n",
2217                               __FUNCTION__, rc,
2218                               fwcmd->hdr.u0.rsp.additional_status);
2219 
2220                 return rc;
2221         }
2222         if(lro_flags)
2223                 *lro_flags = HOST_32(fwcmd->params.rsp.lro_flags);
2224 
2225         if(lro_rq_cnt)
2226                 *lro_rq_cnt = HOST_16(fwcmd->params.rsp.lro_rq_cnt);
2227 
2228         return rc;
2229 }
2230 
2231 int
2232 oce_mbox_nic_set_iface_lro_config(POCE_SOFTC sc, int enable)
2233 {
2234         struct oce_mbx mbx;
2235         struct mbx_nic_set_iface_lro_config *fwcmd;
2236         int rc = 0;
2237 
2238         bzero(&mbx, sizeof(struct oce_mbx));
2239 
2240         fwcmd = (struct mbx_nic_set_iface_lro_config *)&mbx.payload;
2241         mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
2242                                 MBX_SUBSYSTEM_NIC,
2243                                 0x26,MBX_TIMEOUT_SEC,
2244                                 sizeof(struct mbx_nic_set_iface_lro_config),
2245                                 OCE_MBX_VER_V0);
2246 
2247         mbx.u0.s.embedded = 1;
2248         mbx.payload_length = sizeof(struct mbx_nic_set_iface_lro_config);
2249 
2250         fwcmd->params.req.iface_id = sc->if_id;
2251         fwcmd->params.req.lro_flags = 0;
2252 
2253         if(enable) {
2254                 fwcmd->params.req.lro_flags = LRO_FLAGS_HASH_MODE | LRO_FLAGS_RSS_MODE;
2255                 fwcmd->params.req.lro_flags |= LRO_FLAGS_CLSC_IPV4 | LRO_FLAGS_CLSC_IPV6;
2256 
2257                 fwcmd->params.req.max_clsc_byte_cnt = 64*1024; /* min = 2974, max = 0xfa59 */
2258                 fwcmd->params.req.max_clsc_seg_cnt = 43; /* min = 2, max = 64 */
2259                 fwcmd->params.req.max_clsc_usec_delay = 18; /* min = 1, max = 256 */
2260                 fwcmd->params.req.min_clsc_frame_byte_cnt = 0; /* min = 1, max = 9014 */
2261         }
2262 
2263         rc = oce_mbox_post(sc, &mbx, NULL);
2264         if (!rc)
2265                 rc = fwcmd->hdr.u0.rsp.status;
2266         if (rc) {
2267                 device_printf(sc->dev,
2268                               "%s failed - cmd status: %d addi status: %d\n",
2269                               __FUNCTION__, rc,
2270                               fwcmd->hdr.u0.rsp.additional_status);
2271 
2272                 return rc;
2273         }
2274         return rc;
2275 }
2276 
2277 int
2278 oce_mbox_create_rq_v2(struct oce_rq *rq)
2279 {
2280         struct oce_mbx mbx;
2281         struct mbx_create_nic_rq_v2 *fwcmd;
2282         POCE_SOFTC sc = rq->parent;
2283         int rc = 0, num_pages = 0;
2284 
2285         if (rq->qstate == QCREATED)
2286                 return 0;
2287 
2288         bzero(&mbx, sizeof(struct oce_mbx));
2289 
2290         fwcmd = (struct mbx_create_nic_rq_v2 *)&mbx.payload;
2291         mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
2292                                 MBX_SUBSYSTEM_NIC,
2293                                 0x08, MBX_TIMEOUT_SEC,
2294                                 sizeof(struct mbx_create_nic_rq_v2),
2295                                 OCE_MBX_VER_V2);
2296 
2297         /* oce_page_list will also prepare pages */
2298         num_pages = oce_page_list(rq->ring, &fwcmd->params.req.pages[0]);
2299 
2300         fwcmd->params.req.cq_id = rq->cq->cq_id;
2301         fwcmd->params.req.frag_size = rq->cfg.frag_size/2048;
2302         fwcmd->params.req.num_pages = num_pages;
2303 
2304         fwcmd->params.req.if_id = sc->if_id;
2305 
2306         fwcmd->params.req.max_frame_size = rq->cfg.mtu;
2307         fwcmd->params.req.page_size = 1;
2308         if(rq->cfg.is_rss_queue) {
2309                 fwcmd->params.req.rq_flags = (NIC_RQ_FLAGS_RSS | NIC_RQ_FLAGS_LRO);
2310         }else {
2311                 device_printf(sc->dev,
2312                         "non rss lro queue should not be created \n");
2313                 goto error;
2314         }
2315         mbx.u0.s.embedded = 1;
2316         mbx.payload_length = sizeof(struct mbx_create_nic_rq_v2);
2317 
2318         rc = oce_mbox_post(sc, &mbx, NULL);
2319         if (!rc)
2320                 rc = fwcmd->hdr.u0.rsp.status;
2321         if (rc) {
2322                 device_printf(sc->dev,
2323                               "%s failed - cmd status: %d addi status: %d\n",
2324                               __FUNCTION__, rc,
2325                               fwcmd->hdr.u0.rsp.additional_status);
2326                 goto error;
2327         }
2328         rq->rq_id = HOST_16(fwcmd->params.rsp.rq_id);
2329         rq->rss_cpuid = fwcmd->params.rsp.rss_cpuid;
2330 
2331 error:
2332         return rc;
2333 }
2334 
2335