xref: /freebsd/sys/dev/oce/oce_mbox.c (revision af23369a6deaaeb612ab266eb88b8bb8d560c322)
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 
45 int
46 oce_wait_ready(POCE_SOFTC sc)
47 {
48 #define SLIPORT_READY_TIMEOUT 30000
49 	uint32_t sliport_status, i;
50 
51 	if (!IS_XE201(sc))
52 		return (-1);
53 
54 	for (i = 0; i < SLIPORT_READY_TIMEOUT; i++) {
55 		sliport_status = OCE_READ_REG32(sc, db, SLIPORT_STATUS_OFFSET);
56 		if (sliport_status & SLIPORT_STATUS_RDY_MASK)
57 			return 0;
58 
59 		if (sliport_status & SLIPORT_STATUS_ERR_MASK &&
60 			!(sliport_status & SLIPORT_STATUS_RN_MASK)) {
61 			device_printf(sc->dev, "Error detected in the card\n");
62 			return EIO;
63 		}
64 
65 		DELAY(1000);
66 	}
67 
68 	device_printf(sc->dev, "Firmware wait timed out\n");
69 
70 	return (-1);
71 }
72 
73 /**
74  * @brief Reset (firmware) common function
75  * @param sc		software handle to the device
76  * @returns		0 on success, ETIMEDOUT on failure
77  */
78 int
79 oce_reset_fun(POCE_SOFTC sc)
80 {
81 	struct oce_mbx *mbx;
82 	struct oce_bmbx *mb;
83 	struct ioctl_common_function_reset *fwcmd;
84 	int rc = 0;
85 
86 	if (IS_XE201(sc)) {
87 		OCE_WRITE_REG32(sc, db, SLIPORT_CONTROL_OFFSET,
88 					SLI_PORT_CONTROL_IP_MASK);
89 
90 		rc = oce_wait_ready(sc);
91 		if (rc) {
92 			device_printf(sc->dev, "Firmware reset Failed\n");
93 		}
94 
95 		return rc;
96 	}
97 
98 	mb = OCE_DMAPTR(&sc->bsmbx, struct oce_bmbx);
99 	mbx = &mb->mbx;
100 	bzero(mbx, sizeof(struct oce_mbx));
101 
102 	fwcmd = (struct ioctl_common_function_reset *)&mbx->payload;
103 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
104 			MBX_SUBSYSTEM_COMMON,
105 			OPCODE_COMMON_FUNCTION_RESET,
106 			10,	/* MBX_TIMEOUT_SEC */
107 			sizeof(struct
108 				ioctl_common_function_reset),
109 			OCE_MBX_VER_V0);
110 
111 	mbx->u0.s.embedded = 1;
112 	mbx->payload_length =
113 		sizeof(struct ioctl_common_function_reset);
114 
115 	rc = oce_mbox_dispatch(sc, 2);
116 
117 	return rc;
118 }
119 
120 /**
121  * @brief  		This functions tells firmware we are
122  *			done with commands.
123  * @param sc            software handle to the device
124  * @returns             0 on success, ETIMEDOUT on failure
125  */
126 int
127 oce_fw_clean(POCE_SOFTC sc)
128 {
129 	struct oce_bmbx *mbx;
130 	uint8_t *ptr;
131 	int ret = 0;
132 
133 	mbx = OCE_DMAPTR(&sc->bsmbx, struct oce_bmbx);
134 	ptr = (uint8_t *) &mbx->mbx;
135 
136 	/* Endian Signature */
137 	*ptr++ = 0xff;
138 	*ptr++ = 0xaa;
139 	*ptr++ = 0xbb;
140 	*ptr++ = 0xff;
141 	*ptr++ = 0xff;
142 	*ptr++ = 0xcc;
143 	*ptr++ = 0xdd;
144 	*ptr = 0xff;
145 
146 	ret = oce_mbox_dispatch(sc, 2);
147 
148 	return ret;
149 }
150 
151 /**
152  * @brief Mailbox wait
153  * @param sc		software handle to the device
154  * @param tmo_sec	timeout in seconds
155  */
156 static int
157 oce_mbox_wait(POCE_SOFTC sc, uint32_t tmo_sec)
158 {
159 	tmo_sec *= 10000;
160 	pd_mpu_mbox_db_t mbox_db;
161 
162 	for (;;) {
163 		if (tmo_sec != 0) {
164 			if (--tmo_sec == 0)
165 				break;
166 		}
167 
168 		mbox_db.dw0 = OCE_READ_REG32(sc, db, PD_MPU_MBOX_DB);
169 
170 		if (mbox_db.bits.ready)
171 			return 0;
172 
173 		DELAY(100);
174 	}
175 
176 	device_printf(sc->dev, "Mailbox timed out\n");
177 
178 	return ETIMEDOUT;
179 }
180 
181 /**
182  * @brief Mailbox dispatch
183  * @param sc		software handle to the device
184  * @param tmo_sec	timeout in seconds
185  */
186 int
187 oce_mbox_dispatch(POCE_SOFTC sc, uint32_t tmo_sec)
188 {
189 	pd_mpu_mbox_db_t mbox_db;
190 	uint32_t pa;
191 	int rc;
192 
193 	oce_dma_sync(&sc->bsmbx, BUS_DMASYNC_PREWRITE);
194 	pa = (uint32_t) ((uint64_t) sc->bsmbx.paddr >> 34);
195 	bzero(&mbox_db, sizeof(pd_mpu_mbox_db_t));
196 	mbox_db.bits.ready = 0;
197 	mbox_db.bits.hi = 1;
198 	mbox_db.bits.address = pa;
199 
200 	rc = oce_mbox_wait(sc, tmo_sec);
201 	if (rc == 0) {
202 		OCE_WRITE_REG32(sc, db, PD_MPU_MBOX_DB, mbox_db.dw0);
203 
204 		pa = (uint32_t) ((uint64_t) sc->bsmbx.paddr >> 4) & 0x3fffffff;
205 		mbox_db.bits.ready = 0;
206 		mbox_db.bits.hi = 0;
207 		mbox_db.bits.address = pa;
208 
209 		rc = oce_mbox_wait(sc, tmo_sec);
210 
211 		if (rc == 0) {
212 			OCE_WRITE_REG32(sc, db, PD_MPU_MBOX_DB, mbox_db.dw0);
213 
214 			rc = oce_mbox_wait(sc, tmo_sec);
215 
216 			oce_dma_sync(&sc->bsmbx, BUS_DMASYNC_POSTWRITE);
217 		}
218 	}
219 
220 	return rc;
221 }
222 
223 /**
224  * @brief 		Mailbox common request header initialization
225  * @param hdr		mailbox header
226  * @param dom		domain
227  * @param port		port
228  * @param subsys	subsystem
229  * @param opcode	opcode
230  * @param timeout	timeout
231  * @param pyld_len	payload length
232  */
233 void
234 mbx_common_req_hdr_init(struct mbx_hdr *hdr,
235 			uint8_t dom, uint8_t port,
236 			uint8_t subsys, uint8_t opcode,
237 			uint32_t timeout, uint32_t pyld_len,
238 			uint8_t version)
239 {
240 	hdr->u0.req.opcode = opcode;
241 	hdr->u0.req.subsystem = subsys;
242 	hdr->u0.req.port_number = port;
243 	hdr->u0.req.domain = dom;
244 
245 	hdr->u0.req.timeout = timeout;
246 	hdr->u0.req.request_length = pyld_len - sizeof(struct mbx_hdr);
247 	hdr->u0.req.version = version;
248 }
249 
250 /**
251  * @brief Function to initialize the hw with host endian information
252  * @param sc		software handle to the device
253  * @returns		0 on success, ETIMEDOUT on failure
254  */
255 int
256 oce_mbox_init(POCE_SOFTC sc)
257 {
258 	struct oce_bmbx *mbx;
259 	uint8_t *ptr;
260 	int ret = 0;
261 
262 	if (sc->flags & OCE_FLAGS_MBOX_ENDIAN_RQD) {
263 		mbx = OCE_DMAPTR(&sc->bsmbx, struct oce_bmbx);
264 		ptr = (uint8_t *) &mbx->mbx;
265 
266 		/* Endian Signature */
267 		*ptr++ = 0xff;
268 		*ptr++ = 0x12;
269 		*ptr++ = 0x34;
270 		*ptr++ = 0xff;
271 		*ptr++ = 0xff;
272 		*ptr++ = 0x56;
273 		*ptr++ = 0x78;
274 		*ptr = 0xff;
275 
276 		ret = oce_mbox_dispatch(sc, 0);
277 	}
278 
279 	return ret;
280 }
281 
282 /**
283  * @brief 		Function to get the firmware version
284  * @param sc		software handle to the device
285  * @returns		0 on success, EIO on failure
286  */
287 int
288 oce_get_fw_version(POCE_SOFTC sc)
289 {
290 	struct oce_mbx mbx;
291 	struct mbx_get_common_fw_version *fwcmd;
292 	int ret = 0;
293 
294 	bzero(&mbx, sizeof(struct oce_mbx));
295 
296 	fwcmd = (struct mbx_get_common_fw_version *)&mbx.payload;
297 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
298 				MBX_SUBSYSTEM_COMMON,
299 				OPCODE_COMMON_GET_FW_VERSION,
300 				MBX_TIMEOUT_SEC,
301 				sizeof(struct mbx_get_common_fw_version),
302 				OCE_MBX_VER_V0);
303 
304 	mbx.u0.s.embedded = 1;
305 	mbx.payload_length = sizeof(struct mbx_get_common_fw_version);
306 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
307 
308 	ret = oce_mbox_post(sc, &mbx, NULL);
309 	if (!ret)
310                 ret = fwcmd->hdr.u0.rsp.status;
311 	if (ret) {
312 		device_printf(sc->dev,
313 			      "%s failed - cmd status: %d addi status: %d\n",
314 			      __FUNCTION__, ret,
315 			      fwcmd->hdr.u0.rsp.additional_status);
316 		goto error;
317 	}
318 
319 	bcopy(fwcmd->params.rsp.fw_ver_str, sc->fw_version, 32);
320 error:
321 	return ret;
322 }
323 
324 /**
325  * @brief	Firmware will send gracious notifications during
326  *		attach only after sending first mcc commnad. We
327  *		use MCC queue only for getting async and mailbox
328  *		for sending cmds. So to get gracious notifications
329  *		atleast send one dummy command on mcc.
330  */
331 int
332 oce_first_mcc_cmd(POCE_SOFTC sc)
333 {
334 	struct oce_mbx *mbx;
335 	struct oce_mq *mq = sc->mq;
336 	struct mbx_get_common_fw_version *fwcmd;
337 	uint32_t reg_value;
338 
339 	mbx = RING_GET_PRODUCER_ITEM_VA(mq->ring, struct oce_mbx);
340 	bzero(mbx, sizeof(struct oce_mbx));
341 
342 	fwcmd = (struct mbx_get_common_fw_version *)&mbx->payload;
343 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
344 				MBX_SUBSYSTEM_COMMON,
345 				OPCODE_COMMON_GET_FW_VERSION,
346 				MBX_TIMEOUT_SEC,
347 				sizeof(struct mbx_get_common_fw_version),
348 				OCE_MBX_VER_V0);
349 	mbx->u0.s.embedded = 1;
350 	mbx->payload_length = sizeof(struct mbx_get_common_fw_version);
351 	bus_dmamap_sync(mq->ring->dma.tag, mq->ring->dma.map,
352 				BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
353 	RING_PUT(mq->ring, 1);
354 	reg_value = (1 << 16) | mq->mq_id;
355 	OCE_WRITE_REG32(sc, db, PD_MQ_DB, reg_value);
356 
357 	return 0;
358 }
359 
360 /**
361  * @brief		Function to post a MBX to the mbox
362  * @param sc		software handle to the device
363  * @param mbx 		pointer to the MBX to send
364  * @param mbxctx	pointer to the mbx context structure
365  * @returns		0 on success, error on failure
366  */
367 int
368 oce_mbox_post(POCE_SOFTC sc, struct oce_mbx *mbx, struct oce_mbx_ctx *mbxctx)
369 {
370 	struct oce_mbx *mb_mbx = NULL;
371 	struct oce_mq_cqe *mb_cqe = NULL;
372 	struct oce_bmbx *mb = NULL;
373 	int rc = 0;
374 	uint32_t tmo = 0;
375 	uint32_t cstatus = 0;
376 
377 	LOCK(&sc->bmbx_lock);
378 
379 	mb = OCE_DMAPTR(&sc->bsmbx, struct oce_bmbx);
380 	mb_mbx = &mb->mbx;
381 
382 	/* get the tmo */
383 	tmo = mbx->tag[0];
384 	mbx->tag[0] = 0;
385 
386 	/* copy mbx into mbox */
387 	bcopy(mbx, mb_mbx, sizeof(struct oce_mbx));
388 
389 	/* now dispatch */
390 	rc = oce_mbox_dispatch(sc, tmo);
391 	if (rc == 0) {
392 		/*
393 		 * the command completed successfully. Now get the
394 		 * completion queue entry
395 		 */
396 		mb_cqe = &mb->cqe;
397 		DW_SWAP(u32ptr(&mb_cqe->u0.dw[0]), sizeof(struct oce_mq_cqe));
398 
399 		/* copy mbox mbx back */
400 		bcopy(mb_mbx, mbx, sizeof(struct oce_mbx));
401 
402 		/* pick up the mailbox status */
403 		cstatus = mb_cqe->u0.s.completion_status;
404 
405 		/*
406 		 * store the mbx context in the cqe tag section so that
407 		 * the upper layer handling the cqe can associate the mbx
408 		 * with the response
409 		 */
410 		if (cstatus == 0 && mbxctx) {
411 			/* save context */
412 			mbxctx->mbx = mb_mbx;
413 			bcopy(&mbxctx, mb_cqe->u0.s.mq_tag,
414 				sizeof(struct oce_mbx_ctx *));
415 		}
416 	}
417 
418 	UNLOCK(&sc->bmbx_lock);
419 
420 	return rc;
421 }
422 
423 /**
424  * @brief Function to read the mac address associated with an interface
425  * @param sc		software handle to the device
426  * @param if_id 	interface id to read the address from
427  * @param perm 		set to 1 if reading the factory mac address.
428  *			In this case if_id is ignored
429  * @param type 		type of the mac address, whether network or storage
430  * @param[out] mac 	[OUTPUT] pointer to a buffer containing the
431  *			mac address when the command succeeds.
432  * @returns		0 on success, EIO on failure
433  */
434 int
435 oce_read_mac_addr(POCE_SOFTC sc, uint32_t if_id,
436 		uint8_t perm, uint8_t type, struct mac_address_format *mac)
437 {
438 	struct oce_mbx mbx;
439 	struct mbx_query_common_iface_mac *fwcmd;
440 	int ret = 0;
441 
442 	bzero(&mbx, sizeof(struct oce_mbx));
443 
444 	fwcmd = (struct mbx_query_common_iface_mac *)&mbx.payload;
445 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
446 				MBX_SUBSYSTEM_COMMON,
447 				OPCODE_COMMON_QUERY_IFACE_MAC,
448 				MBX_TIMEOUT_SEC,
449 				sizeof(struct mbx_query_common_iface_mac),
450 				OCE_MBX_VER_V0);
451 
452 	fwcmd->params.req.permanent = perm;
453 	if (!perm)
454 		fwcmd->params.req.if_id = (uint16_t) if_id;
455 	else
456 		fwcmd->params.req.if_id = 0;
457 
458 	fwcmd->params.req.type = type;
459 
460 	mbx.u0.s.embedded = 1;
461 	mbx.payload_length = sizeof(struct mbx_query_common_iface_mac);
462 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
463 
464 	ret = oce_mbox_post(sc, &mbx, NULL);
465 	if (!ret)
466                 ret = fwcmd->hdr.u0.rsp.status;
467 	if (ret) {
468 		device_printf(sc->dev,
469 			      "%s failed - cmd status: %d addi status: %d\n",
470 			      __FUNCTION__, ret,
471 			      fwcmd->hdr.u0.rsp.additional_status);
472 		goto error;
473 	}
474 
475 	/* copy the mac addres in the output parameter */
476 	mac->size_of_struct = fwcmd->params.rsp.mac.size_of_struct;
477 	bcopy(&fwcmd->params.rsp.mac.mac_addr[0], &mac->mac_addr[0],
478 		mac->size_of_struct);
479 error:
480 	return ret;
481 }
482 
483 /**
484  * @brief Function to query the fw attributes from the hw
485  * @param sc		software handle to the device
486  * @returns		0 on success, EIO on failure
487  */
488 int
489 oce_get_fw_config(POCE_SOFTC sc)
490 {
491 	struct oce_mbx mbx;
492 	struct mbx_common_query_fw_config *fwcmd;
493 	int ret = 0;
494 
495 	bzero(&mbx, sizeof(struct oce_mbx));
496 
497 	fwcmd = (struct mbx_common_query_fw_config *)&mbx.payload;
498 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
499 				MBX_SUBSYSTEM_COMMON,
500 				OPCODE_COMMON_QUERY_FIRMWARE_CONFIG,
501 				MBX_TIMEOUT_SEC,
502 				sizeof(struct mbx_common_query_fw_config),
503 				OCE_MBX_VER_V0);
504 
505 	mbx.u0.s.embedded = 1;
506 	mbx.payload_length = sizeof(struct mbx_common_query_fw_config);
507 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
508 
509 	ret = oce_mbox_post(sc, &mbx, NULL);
510 	if (!ret)
511                 ret = fwcmd->hdr.u0.rsp.status;
512 	if (ret) {
513 		device_printf(sc->dev,
514 			      "%s failed - cmd status: %d addi status: %d\n",
515 			      __FUNCTION__, ret,
516 			      fwcmd->hdr.u0.rsp.additional_status);
517 		goto error;
518 	}
519 
520 	DW_SWAP(u32ptr(fwcmd), sizeof(struct mbx_common_query_fw_config));
521 
522 	sc->config_number = HOST_32(fwcmd->params.rsp.config_number);
523 	sc->asic_revision = HOST_32(fwcmd->params.rsp.asic_revision);
524 	sc->port_id	  = HOST_32(fwcmd->params.rsp.port_id);
525 	sc->function_mode = HOST_32(fwcmd->params.rsp.function_mode);
526 	if ((sc->function_mode & (ULP_NIC_MODE | ULP_RDMA_MODE)) ==
527 	    (ULP_NIC_MODE | ULP_RDMA_MODE)) {
528 	  sc->rdma_flags = OCE_RDMA_FLAG_SUPPORTED;
529 	}
530 	sc->function_caps = HOST_32(fwcmd->params.rsp.function_caps);
531 
532 	if (fwcmd->params.rsp.ulp[0].ulp_mode & ULP_NIC_MODE) {
533 		sc->max_tx_rings = HOST_32(fwcmd->params.rsp.ulp[0].nic_wq_tot);
534 		sc->max_rx_rings = HOST_32(fwcmd->params.rsp.ulp[0].lro_rqid_tot);
535 	} else {
536 		sc->max_tx_rings = HOST_32(fwcmd->params.rsp.ulp[1].nic_wq_tot);
537 		sc->max_rx_rings = HOST_32(fwcmd->params.rsp.ulp[1].lro_rqid_tot);
538 	}
539 
540 error:
541 	return ret;
542 
543 }
544 
545 /**
546  *
547  * @brief function to create a device interface
548  * @param sc		software handle to the device
549  * @param cap_flags	capability flags
550  * @param en_flags	enable capability flags
551  * @param vlan_tag	optional vlan tag to associate with the if
552  * @param mac_addr	pointer to a buffer containing the mac address
553  * @param[out] if_id	[OUTPUT] pointer to an integer to hold the ID of the
554  interface created
555  * @returns		0 on success, EIO on failure
556  */
557 int
558 oce_if_create(POCE_SOFTC sc,
559 		uint32_t cap_flags,
560 		uint32_t en_flags,
561 		uint16_t vlan_tag,
562 		uint8_t *mac_addr,
563 		uint32_t *if_id)
564 {
565 	struct oce_mbx mbx;
566 	struct mbx_create_common_iface *fwcmd;
567 	int rc = 0;
568 
569 	bzero(&mbx, sizeof(struct oce_mbx));
570 
571 	fwcmd = (struct mbx_create_common_iface *)&mbx.payload;
572 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
573 				MBX_SUBSYSTEM_COMMON,
574 				OPCODE_COMMON_CREATE_IFACE,
575 				MBX_TIMEOUT_SEC,
576 				sizeof(struct mbx_create_common_iface),
577 				OCE_MBX_VER_V0);
578 	DW_SWAP(u32ptr(&fwcmd->hdr), sizeof(struct mbx_hdr));
579 
580 	fwcmd->params.req.version = 0;
581 	fwcmd->params.req.cap_flags = LE_32(cap_flags);
582 	fwcmd->params.req.enable_flags = LE_32(en_flags);
583 	if (mac_addr != NULL) {
584 		bcopy(mac_addr, &fwcmd->params.req.mac_addr[0], 6);
585 		fwcmd->params.req.vlan_tag.u0.normal.vtag = LE_16(vlan_tag);
586 		fwcmd->params.req.mac_invalid = 0;
587 	} else {
588 		fwcmd->params.req.mac_invalid = 1;
589 	}
590 
591 	mbx.u0.s.embedded = 1;
592 	mbx.payload_length = sizeof(struct mbx_create_common_iface);
593 	DW_SWAP(u32ptr(&mbx), OCE_BMBX_RHDR_SZ);
594 
595 	rc = oce_mbox_post(sc, &mbx, NULL);
596 	if (!rc)
597                 rc = fwcmd->hdr.u0.rsp.status;
598 	if (rc) {
599 		device_printf(sc->dev,
600 			      "%s failed - cmd status: %d addi status: %d\n",
601 			      __FUNCTION__, rc,
602 			      fwcmd->hdr.u0.rsp.additional_status);
603 		goto error;
604 	}
605 
606 	*if_id = HOST_32(fwcmd->params.rsp.if_id);
607 
608 	if (mac_addr != NULL)
609 		sc->pmac_id = HOST_32(fwcmd->params.rsp.pmac_id);
610 error:
611 	return rc;
612 }
613 
614 /**
615  * @brief		Function to delete an interface
616  * @param sc 		software handle to the device
617  * @param if_id		ID of the interface to delete
618  * @returns		0 on success, EIO on failure
619  */
620 int
621 oce_if_del(POCE_SOFTC sc, uint32_t if_id)
622 {
623 	struct oce_mbx mbx;
624 	struct mbx_destroy_common_iface *fwcmd;
625 	int rc = 0;
626 
627 	bzero(&mbx, sizeof(struct oce_mbx));
628 
629 	fwcmd = (struct mbx_destroy_common_iface *)&mbx.payload;
630 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
631 				MBX_SUBSYSTEM_COMMON,
632 				OPCODE_COMMON_DESTROY_IFACE,
633 				MBX_TIMEOUT_SEC,
634 				sizeof(struct mbx_destroy_common_iface),
635 				OCE_MBX_VER_V0);
636 
637 	fwcmd->params.req.if_id = if_id;
638 
639 	mbx.u0.s.embedded = 1;
640 	mbx.payload_length = sizeof(struct mbx_destroy_common_iface);
641 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
642 
643 	rc = oce_mbox_post(sc, &mbx, NULL);
644 	if (!rc)
645                 rc = fwcmd->hdr.u0.rsp.status;
646 	if (rc)
647 		device_printf(sc->dev,
648 			      "%s failed - cmd status: %d addi status: %d\n",
649 			      __FUNCTION__, rc,
650 			      fwcmd->hdr.u0.rsp.additional_status);
651 	return rc;
652 }
653 
654 /**
655  * @brief Function to send the mbx command to configure vlan
656  * @param sc 		software handle to the device
657  * @param if_id 	interface identifier index
658  * @param vtag_arr	array of vlan tags
659  * @param vtag_cnt	number of elements in array
660  * @param untagged	boolean TRUE/FLASE
661  * @param enable_promisc flag to enable/disable VLAN promiscuous mode
662  * @returns		0 on success, EIO on failure
663  */
664 int
665 oce_config_vlan(POCE_SOFTC sc,
666 		uint32_t if_id,
667 		struct normal_vlan *vtag_arr,
668 		uint8_t vtag_cnt, uint32_t untagged, uint32_t enable_promisc)
669 {
670 	struct oce_mbx mbx;
671 	struct mbx_common_config_vlan *fwcmd;
672 	int rc = 0;
673 
674 	if (sc->vlans_added > sc->max_vlans)
675 		goto vlan_promisc;
676 
677 	bzero(&mbx, sizeof(struct oce_mbx));
678 	fwcmd = (struct mbx_common_config_vlan *)&mbx.payload;
679 
680 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
681 				MBX_SUBSYSTEM_COMMON,
682 				OPCODE_COMMON_CONFIG_IFACE_VLAN,
683 				MBX_TIMEOUT_SEC,
684 				sizeof(struct mbx_common_config_vlan),
685 				OCE_MBX_VER_V0);
686 
687 	fwcmd->params.req.if_id = (uint8_t) if_id;
688 	fwcmd->params.req.promisc = (uint8_t) enable_promisc;
689 	fwcmd->params.req.untagged = (uint8_t) untagged;
690 	fwcmd->params.req.num_vlans = vtag_cnt;
691 
692 	if (!enable_promisc) {
693 		bcopy(vtag_arr, fwcmd->params.req.tags.normal_vlans,
694 			vtag_cnt * sizeof(struct normal_vlan));
695 	}
696 	mbx.u0.s.embedded = 1;
697 	mbx.payload_length = sizeof(struct mbx_common_config_vlan);
698 	DW_SWAP(u32ptr(&mbx), (OCE_BMBX_RHDR_SZ + mbx.payload_length));
699 
700 	rc = oce_mbox_post(sc, &mbx, NULL);
701 	if (!rc)
702                 rc = fwcmd->hdr.u0.rsp.status;
703 	if (rc)
704 		device_printf(sc->dev,
705 			      "%s failed - cmd status: %d addi status: %d\n",
706 			      __FUNCTION__, rc,
707 			      fwcmd->hdr.u0.rsp.additional_status);
708 
709 	goto done;
710 
711 vlan_promisc:
712 	/* Enable Vlan Promis */
713 	oce_rxf_set_promiscuous(sc, (1 << 1));
714 	device_printf(sc->dev,"Enabling Vlan Promisc Mode\n");
715 done:
716 	return rc;
717 
718 }
719 
720 /**
721  * @brief Function to set flow control capability in the hardware
722  * @param sc 		software handle to the device
723  * @param flow_control	flow control flags to set
724  * @returns		0 on success, EIO on failure
725  */
726 int
727 oce_set_flow_control(POCE_SOFTC sc, uint32_t flow_control)
728 {
729 	struct oce_mbx mbx;
730 	struct mbx_common_get_set_flow_control *fwcmd =
731 		(struct mbx_common_get_set_flow_control *)&mbx.payload;
732 	int rc;
733 
734 	bzero(&mbx, sizeof(struct oce_mbx));
735 
736 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
737 				MBX_SUBSYSTEM_COMMON,
738 				OPCODE_COMMON_SET_FLOW_CONTROL,
739 				MBX_TIMEOUT_SEC,
740 				sizeof(struct mbx_common_get_set_flow_control),
741 				OCE_MBX_VER_V0);
742 
743 	if (flow_control & OCE_FC_TX)
744 		fwcmd->tx_flow_control = 1;
745 
746 	if (flow_control & OCE_FC_RX)
747 		fwcmd->rx_flow_control = 1;
748 
749 	mbx.u0.s.embedded = 1;
750 	mbx.payload_length = sizeof(struct mbx_common_get_set_flow_control);
751 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
752 
753 	rc = oce_mbox_post(sc, &mbx, NULL);
754 	if (!rc)
755                 rc = fwcmd->hdr.u0.rsp.status;
756 	if (rc)
757 		device_printf(sc->dev,
758 			      "%s failed - cmd status: %d addi status: %d\n",
759 			      __FUNCTION__, rc,
760 			      fwcmd->hdr.u0.rsp.additional_status);
761 	return rc;
762 }
763 
764 /**
765  * @brief Initialize the RSS CPU indirection table
766  *
767  * The table is used to choose the queue to place the incomming packets.
768  * Incomming packets are hashed.  The lowest bits in the hash result
769  * are used as the index into the CPU indirection table.
770  * Each entry in the table contains the RSS CPU-ID returned by the NIC
771  * create.  Based on the CPU ID, the receive completion is routed to
772  * the corresponding RSS CQs.  (Non-RSS packets are always completed
773  * on the default (0) CQ).
774  *
775  * @param sc 		software handle to the device
776  * @param *fwcmd	pointer to the rss mbox command
777  * @returns		none
778  */
779 static int
780 oce_rss_itbl_init(POCE_SOFTC sc, struct mbx_config_nic_rss *fwcmd)
781 {
782 	int i = 0, j = 0, rc = 0;
783 	uint8_t *tbl = fwcmd->params.req.cputable;
784 	struct oce_rq *rq = NULL;
785 
786 	for (j = 0; j < INDIRECTION_TABLE_ENTRIES ; j += (sc->nrqs - 1)) {
787 		for_all_rss_queues(sc, rq, i) {
788 			if ((j + i) >= INDIRECTION_TABLE_ENTRIES)
789 				break;
790 			tbl[j + i] = rq->rss_cpuid;
791 		}
792 	}
793 	if (i == 0) {
794 		device_printf(sc->dev, "error: Invalid number of RSS RQ's\n");
795 		rc = ENXIO;
796 
797 	}
798 
799 	/* fill log2 value indicating the size of the CPU table */
800 	if (rc == 0)
801 		fwcmd->params.req.cpu_tbl_sz_log2 = LE_16(OCE_LOG2(INDIRECTION_TABLE_ENTRIES));
802 
803 	return rc;
804 }
805 
806 /**
807  * @brief Function to set flow control capability in the hardware
808  * @param sc 		software handle to the device
809  * @param if_id 	interface id to read the address from
810  * @param enable_rss	0=disable, RSS_ENABLE_xxx flags otherwise
811  * @returns		0 on success, EIO on failure
812  */
813 int
814 oce_config_nic_rss(POCE_SOFTC sc, uint32_t if_id, uint16_t enable_rss)
815 {
816 	int rc;
817 	struct oce_mbx mbx;
818 	struct mbx_config_nic_rss *fwcmd =
819 				(struct mbx_config_nic_rss *)&mbx.payload;
820 	int version;
821 
822 	bzero(&mbx, sizeof(struct oce_mbx));
823 
824 	if (IS_XE201(sc) || IS_SH(sc)) {
825 		version = OCE_MBX_VER_V1;
826 		fwcmd->params.req.enable_rss = RSS_ENABLE_UDP_IPV4 |
827 					       RSS_ENABLE_UDP_IPV6;
828 	} else
829 		version = OCE_MBX_VER_V0;
830 
831 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
832 				MBX_SUBSYSTEM_NIC,
833 				NIC_CONFIG_RSS,
834 				MBX_TIMEOUT_SEC,
835 				sizeof(struct mbx_config_nic_rss),
836 				version);
837 	if (enable_rss)
838 		fwcmd->params.req.enable_rss |= (RSS_ENABLE_IPV4 |
839 					         RSS_ENABLE_TCP_IPV4 |
840 						 RSS_ENABLE_IPV6 |
841 						 RSS_ENABLE_TCP_IPV6);
842 
843 	if(!sc->enable_hwlro)
844 		fwcmd->params.req.flush = OCE_FLUSH;
845 	else
846 		fwcmd->params.req.flush = 0;
847 
848 	fwcmd->params.req.if_id = LE_32(if_id);
849 
850 	read_random(fwcmd->params.req.hash, sizeof(fwcmd->params.req.hash));
851 
852 	rc = oce_rss_itbl_init(sc, fwcmd);
853 	if (rc == 0) {
854 		mbx.u0.s.embedded = 1;
855 		mbx.payload_length = sizeof(struct mbx_config_nic_rss);
856 		DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
857 
858 		rc = oce_mbox_post(sc, &mbx, NULL);
859 		if (!rc)
860                 	rc = fwcmd->hdr.u0.rsp.status;
861 		if (rc)
862 		device_printf(sc->dev,
863 			      "%s failed - cmd status: %d addi status: %d\n",
864 			      __FUNCTION__, rc,
865 			      fwcmd->hdr.u0.rsp.additional_status);
866 	}
867 	return rc;
868 }
869 
870 /**
871  * @brief 		RXF function to enable/disable device promiscuous mode
872  * @param sc		software handle to the device
873  * @param enable	enable/disable flag
874  * @returns		0 on success, EIO on failure
875  * @note
876  *	The NIC_CONFIG_PROMISCUOUS command deprecated for Lancer.
877  *	This function uses the COMMON_SET_IFACE_RX_FILTER command instead.
878  */
879 int
880 oce_rxf_set_promiscuous(POCE_SOFTC sc, uint8_t enable)
881 {
882 	struct mbx_set_common_iface_rx_filter *fwcmd;
883 	int sz = sizeof(struct mbx_set_common_iface_rx_filter);
884 	iface_rx_filter_ctx_t *req;
885 	OCE_DMA_MEM sgl;
886 	int rc;
887 
888 	/* allocate mbx payload's dma scatter/gather memory */
889 	rc = oce_dma_alloc(sc, sz, &sgl, 0);
890 	if (rc)
891 		return rc;
892 
893 	fwcmd = OCE_DMAPTR(&sgl, struct mbx_set_common_iface_rx_filter);
894 
895 	req =  &fwcmd->params.req;
896 	req->iface_flags_mask = MBX_RX_IFACE_FLAGS_PROMISCUOUS |
897 				MBX_RX_IFACE_FLAGS_VLAN_PROMISCUOUS;
898 	/* Bit 0 Mac promisc, Bit 1 Vlan promisc */
899 	if (enable & 0x01)
900 		req->iface_flags = MBX_RX_IFACE_FLAGS_PROMISCUOUS;
901 
902 	if (enable & 0x02)
903 		req->iface_flags |= MBX_RX_IFACE_FLAGS_VLAN_PROMISCUOUS;
904 
905 	req->if_id = sc->if_id;
906 
907 	rc = oce_set_common_iface_rx_filter(sc, &sgl);
908 	oce_dma_free(sc, &sgl);
909 
910 	return rc;
911 }
912 
913 /**
914  * @brief 			Function modify and select rx filter options
915  * @param sc			software handle to the device
916  * @param sgl			scatter/gather request/response
917  * @returns			0 on success, error code on failure
918  */
919 int
920 oce_set_common_iface_rx_filter(POCE_SOFTC sc, POCE_DMA_MEM sgl)
921 {
922 	struct oce_mbx mbx;
923 	int mbx_sz = sizeof(struct mbx_set_common_iface_rx_filter);
924 	struct mbx_set_common_iface_rx_filter *fwcmd;
925 	int rc;
926 
927 	bzero(&mbx, sizeof(struct oce_mbx));
928 	fwcmd = OCE_DMAPTR(sgl, struct mbx_set_common_iface_rx_filter);
929 
930 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
931 				MBX_SUBSYSTEM_COMMON,
932 				OPCODE_COMMON_SET_IFACE_RX_FILTER,
933 				MBX_TIMEOUT_SEC,
934 				mbx_sz,
935 				OCE_MBX_VER_V0);
936 
937 	oce_dma_sync(sgl, BUS_DMASYNC_PREWRITE);
938 	mbx.u0.s.embedded = 0;
939 	mbx.u0.s.sge_count = 1;
940 	mbx.payload.u0.u1.sgl[0].pa_lo = ADDR_LO(sgl->paddr);
941 	mbx.payload.u0.u1.sgl[0].pa_hi = ADDR_HI(sgl->paddr);
942 	mbx.payload.u0.u1.sgl[0].length = mbx_sz;
943 	mbx.payload_length = mbx_sz;
944 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
945 
946 	rc = oce_mbox_post(sc, &mbx, NULL);
947 	if (!rc)
948                 rc = fwcmd->hdr.u0.rsp.status;
949 	if (rc)
950 		device_printf(sc->dev,
951 			      "%s failed - cmd status: %d addi status: %d\n",
952 			      __FUNCTION__, rc,
953 			      fwcmd->hdr.u0.rsp.additional_status);
954 	return rc;
955 }
956 
957 /**
958  * @brief Function to query the link status from the hardware
959  * @param sc 		software handle to the device
960  * @param[out] link	pointer to the structure returning link attributes
961  * @returns		0 on success, EIO on failure
962  */
963 int
964 oce_get_link_status(POCE_SOFTC sc, struct link_status *link)
965 {
966 	struct oce_mbx mbx;
967 	struct mbx_query_common_link_config *fwcmd;
968 	int rc = 0, version;
969 
970 	bzero(&mbx, sizeof(struct oce_mbx));
971 
972 	IS_BE2(sc) ? (version = OCE_MBX_VER_V0) : (version = OCE_MBX_VER_V1);
973 
974 	fwcmd = (struct mbx_query_common_link_config *)&mbx.payload;
975 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
976 				MBX_SUBSYSTEM_COMMON,
977 				OPCODE_COMMON_QUERY_LINK_CONFIG,
978 				MBX_TIMEOUT_SEC,
979 				sizeof(struct mbx_query_common_link_config),
980 				version);
981 
982 	mbx.u0.s.embedded = 1;
983 	mbx.payload_length = sizeof(struct mbx_query_common_link_config);
984 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
985 
986 	rc = oce_mbox_post(sc, &mbx, NULL);
987 
988 	if (!rc)
989                 rc = fwcmd->hdr.u0.rsp.status;
990 	if (rc) {
991 		device_printf(sc->dev,
992 			      "%s failed - cmd status: %d addi status: %d\n",
993 			      __FUNCTION__, rc,
994 			      fwcmd->hdr.u0.rsp.additional_status);
995 		goto error;
996 	}
997 	/* interpret response */
998 	link->qos_link_speed = HOST_16(fwcmd->params.rsp.qos_link_speed);
999 	link->phys_port_speed = fwcmd->params.rsp.physical_port_speed;
1000 	link->logical_link_status = fwcmd->params.rsp.logical_link_status;
1001 error:
1002 	return rc;
1003 }
1004 
1005 /**
1006  * @brief Function to get NIC statistics
1007  * @param sc            software handle to the device
1008  * @param *stats        pointer to where to store statistics
1009  * @param reset_stats   resets statistics of set
1010  * @returns             0 on success, EIO on failure
1011  * @note                command depricated in Lancer
1012  */
1013 #define OCE_MBOX_GET_NIC_STATS(sc, pstats_dma_mem, version) 				\
1014 int 											\
1015 oce_mbox_get_nic_stats_v##version(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem) 		\
1016 { 											\
1017         struct oce_mbx mbx; 								\
1018         struct mbx_get_nic_stats_v##version *fwcmd; 					\
1019         int rc = 0; 									\
1020 											\
1021         bzero(&mbx, sizeof(struct oce_mbx)); 						\
1022         fwcmd = OCE_DMAPTR(pstats_dma_mem, struct mbx_get_nic_stats_v##version); 	\
1023         bzero(fwcmd, sizeof(*fwcmd)); 							\
1024 											\
1025         mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0, 					\
1026                                 MBX_SUBSYSTEM_NIC, 					\
1027                                 NIC_GET_STATS, 						\
1028                                 MBX_TIMEOUT_SEC, 					\
1029                                 sizeof(*fwcmd), 					\
1030                                 OCE_MBX_VER_V##version); 				\
1031 											\
1032         mbx.u0.s.embedded = 0;  /* stats too large for embedded mbx rsp */ 		\
1033         mbx.u0.s.sge_count = 1; /* using scatter gather instead */ 			\
1034 											\
1035         oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_PREWRITE); 				\
1036         mbx.payload.u0.u1.sgl[0].pa_lo = ADDR_LO(pstats_dma_mem->paddr);		\
1037         mbx.payload.u0.u1.sgl[0].pa_hi = ADDR_HI(pstats_dma_mem->paddr); 		\
1038         mbx.payload.u0.u1.sgl[0].length = sizeof(*fwcmd); 				\
1039         mbx.payload_length = sizeof(*fwcmd); 						\
1040         DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ); 			\
1041 											\
1042         rc = oce_mbox_post(sc, &mbx, NULL); 						\
1043         oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_POSTWRITE); 				\
1044         if (!rc) 									\
1045                 rc = fwcmd->hdr.u0.rsp.status; 						\
1046         if (rc) 									\
1047                 device_printf(sc->dev, 							\
1048                               "%s failed - cmd status: %d addi status: %d\n", 		\
1049                               __FUNCTION__, rc, 					\
1050                               fwcmd->hdr.u0.rsp.additional_status); 			\
1051         return rc; 									\
1052 }
1053 
1054 OCE_MBOX_GET_NIC_STATS(sc, pstats_dma_mem, 0);
1055 OCE_MBOX_GET_NIC_STATS(sc, pstats_dma_mem, 1);
1056 OCE_MBOX_GET_NIC_STATS(sc, pstats_dma_mem, 2);
1057 
1058 /**
1059  * @brief Function to get pport (physical port) statistics
1060  * @param sc 		software handle to the device
1061  * @param *stats	pointer to where to store statistics
1062  * @param reset_stats	resets statistics of set
1063  * @returns		0 on success, EIO on failure
1064  */
1065 int
1066 oce_mbox_get_pport_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem,
1067 				uint32_t reset_stats)
1068 {
1069 	struct oce_mbx mbx;
1070 	struct mbx_get_pport_stats *fwcmd;
1071 	int rc = 0;
1072 
1073 	bzero(&mbx, sizeof(struct oce_mbx));
1074 	fwcmd = OCE_DMAPTR(pstats_dma_mem, struct mbx_get_pport_stats);
1075 	bzero(fwcmd, sizeof(struct mbx_get_pport_stats));
1076 
1077 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1078 				MBX_SUBSYSTEM_NIC,
1079 				NIC_GET_PPORT_STATS,
1080 				MBX_TIMEOUT_SEC,
1081 				sizeof(struct mbx_get_pport_stats),
1082 				OCE_MBX_VER_V0);
1083 
1084 	fwcmd->params.req.reset_stats = reset_stats;
1085 	fwcmd->params.req.port_number = sc->port_id;
1086 
1087 	mbx.u0.s.embedded = 0;	/* stats too large for embedded mbx rsp */
1088 	mbx.u0.s.sge_count = 1; /* using scatter gather instead */
1089 
1090 	oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_PREWRITE);
1091 	mbx.payload.u0.u1.sgl[0].pa_lo = ADDR_LO(pstats_dma_mem->paddr);
1092 	mbx.payload.u0.u1.sgl[0].pa_hi = ADDR_HI(pstats_dma_mem->paddr);
1093 	mbx.payload.u0.u1.sgl[0].length = sizeof(struct mbx_get_pport_stats);
1094 
1095 	mbx.payload_length = sizeof(struct mbx_get_pport_stats);
1096 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1097 
1098 	rc = oce_mbox_post(sc, &mbx, NULL);
1099 	oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_POSTWRITE);
1100 
1101 	if (!rc)
1102                 rc = fwcmd->hdr.u0.rsp.status;
1103 	if (rc)
1104 		device_printf(sc->dev,
1105 			      "%s failed - cmd status: %d addi status: %d\n",
1106 			      __FUNCTION__, rc,
1107 			      fwcmd->hdr.u0.rsp.additional_status);
1108 	return rc;
1109 }
1110 
1111 /**
1112  * @brief Function to get vport (virtual port) statistics
1113  * @param sc 		software handle to the device
1114  * @param *stats	pointer to where to store statistics
1115  * @param reset_stats	resets statistics of set
1116  * @returns		0 on success, EIO on failure
1117  */
1118 int
1119 oce_mbox_get_vport_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem,
1120 				uint32_t req_size, uint32_t reset_stats)
1121 {
1122 	struct oce_mbx mbx;
1123 	struct mbx_get_vport_stats *fwcmd;
1124 	int rc = 0;
1125 
1126 	bzero(&mbx, sizeof(struct oce_mbx));
1127 
1128 	fwcmd = OCE_DMAPTR(pstats_dma_mem, struct mbx_get_vport_stats);
1129 	bzero(fwcmd, sizeof(struct mbx_get_vport_stats));
1130 
1131 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1132 				MBX_SUBSYSTEM_NIC,
1133 				NIC_GET_VPORT_STATS,
1134 				MBX_TIMEOUT_SEC,
1135 				sizeof(struct mbx_get_vport_stats),
1136 				OCE_MBX_VER_V0);
1137 
1138 	fwcmd->params.req.reset_stats = reset_stats;
1139 	fwcmd->params.req.vport_number = sc->if_id;
1140 
1141 	mbx.u0.s.embedded = 0;	/* stats too large for embedded mbx rsp */
1142 	mbx.u0.s.sge_count = 1; /* using scatter gather instead */
1143 
1144 	oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_PREWRITE);
1145 	mbx.payload.u0.u1.sgl[0].pa_lo = ADDR_LO(pstats_dma_mem->paddr);
1146 	mbx.payload.u0.u1.sgl[0].pa_hi = ADDR_HI(pstats_dma_mem->paddr);
1147 	mbx.payload.u0.u1.sgl[0].length = sizeof(struct mbx_get_vport_stats);
1148 
1149 	mbx.payload_length = sizeof(struct mbx_get_vport_stats);
1150 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1151 
1152 	rc = oce_mbox_post(sc, &mbx, NULL);
1153 	oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_POSTWRITE);
1154 
1155 	if (!rc)
1156                 rc = fwcmd->hdr.u0.rsp.status;
1157 	if (rc)
1158 		device_printf(sc->dev,
1159 			      "%s failed - cmd status: %d addi status: %d\n",
1160 			      __FUNCTION__, rc,
1161 			      fwcmd->hdr.u0.rsp.additional_status);
1162 	return rc;
1163 }
1164 
1165 /**
1166  * @brief               Function to update the muticast filter with
1167  *                      values in dma_mem
1168  * @param sc            software handle to the device
1169  * @param dma_mem       pointer to dma memory region
1170  * @returns             0 on success, EIO on failure
1171  */
1172 int
1173 oce_update_multicast(POCE_SOFTC sc, POCE_DMA_MEM pdma_mem)
1174 {
1175 	struct oce_mbx mbx;
1176 	struct oce_mq_sge *sgl;
1177 	struct mbx_set_common_iface_multicast *req = NULL;
1178 	int rc = 0;
1179 
1180 	req = OCE_DMAPTR(pdma_mem, struct mbx_set_common_iface_multicast);
1181 	mbx_common_req_hdr_init(&req->hdr, 0, 0,
1182 				MBX_SUBSYSTEM_COMMON,
1183 				OPCODE_COMMON_SET_IFACE_MULTICAST,
1184 				MBX_TIMEOUT_SEC,
1185 				sizeof(struct mbx_set_common_iface_multicast),
1186 				OCE_MBX_VER_V0);
1187 
1188 	bzero(&mbx, sizeof(struct oce_mbx));
1189 
1190 	mbx.u0.s.embedded = 0; /*Non embeded*/
1191 	mbx.payload_length = sizeof(struct mbx_set_common_iface_multicast);
1192 	mbx.u0.s.sge_count = 1;
1193 	sgl = &mbx.payload.u0.u1.sgl[0];
1194 	sgl->pa_hi = htole32(upper_32_bits(pdma_mem->paddr));
1195 	sgl->pa_lo = htole32((pdma_mem->paddr) & 0xFFFFFFFF);
1196 	sgl->length = htole32(mbx.payload_length);
1197 
1198 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1199 
1200 	rc = oce_mbox_post(sc, &mbx, NULL);
1201 	if (!rc)
1202                 rc = req->hdr.u0.rsp.status;
1203 	if (rc)
1204 		device_printf(sc->dev,
1205 			      "%s failed - cmd status: %d addi status: %d\n",
1206 			      __FUNCTION__, rc,
1207 			      req->hdr.u0.rsp.additional_status);
1208 	return rc;
1209 }
1210 
1211 /**
1212  * @brief               Function to send passthrough Ioctls
1213  * @param sc            software handle to the device
1214  * @param dma_mem       pointer to dma memory region
1215  * @param req_size      size of dma_mem
1216  * @returns             0 on success, EIO on failure
1217  */
1218 int
1219 oce_pass_through_mbox(POCE_SOFTC sc, POCE_DMA_MEM dma_mem, uint32_t req_size)
1220 {
1221 	struct oce_mbx mbx;
1222 	struct oce_mq_sge *sgl;
1223 	int rc = 0;
1224 
1225 	bzero(&mbx, sizeof(struct oce_mbx));
1226 
1227 	mbx.u0.s.embedded  = 0; /*Non embeded*/
1228 	mbx.payload_length = req_size;
1229 	mbx.u0.s.sge_count = 1;
1230 	sgl = &mbx.payload.u0.u1.sgl[0];
1231 	sgl->pa_hi = htole32(upper_32_bits(dma_mem->paddr));
1232 	sgl->pa_lo = htole32((dma_mem->paddr) & 0xFFFFFFFF);
1233 	sgl->length = htole32(req_size);
1234 
1235 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1236 
1237 	rc = oce_mbox_post(sc, &mbx, NULL);
1238 	return rc;
1239 }
1240 
1241 int
1242 oce_mbox_macaddr_add(POCE_SOFTC sc, uint8_t *mac_addr,
1243 		 uint32_t if_id, uint32_t *pmac_id)
1244 {
1245 	struct oce_mbx mbx;
1246 	struct mbx_add_common_iface_mac *fwcmd;
1247 	int rc = 0;
1248 
1249 	bzero(&mbx, sizeof(struct oce_mbx));
1250 
1251 	fwcmd = (struct mbx_add_common_iface_mac *)&mbx.payload;
1252 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1253 				MBX_SUBSYSTEM_COMMON,
1254 				OPCODE_COMMON_ADD_IFACE_MAC,
1255 				MBX_TIMEOUT_SEC,
1256 				sizeof(struct mbx_add_common_iface_mac),
1257 				OCE_MBX_VER_V0);
1258 
1259 	fwcmd->params.req.if_id = (uint16_t) if_id;
1260 	bcopy(mac_addr, fwcmd->params.req.mac_address, 6);
1261 
1262 	mbx.u0.s.embedded = 1;
1263 	mbx.payload_length = sizeof(struct  mbx_add_common_iface_mac);
1264 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1265 	rc = oce_mbox_post(sc, &mbx, NULL);
1266 	if (!rc)
1267                 rc = fwcmd->hdr.u0.rsp.status;
1268 	if (rc) {
1269 		device_printf(sc->dev,
1270 			      "%s failed - cmd status: %d addi status: %d\n",
1271 			      __FUNCTION__, rc,
1272 			      fwcmd->hdr.u0.rsp.additional_status);
1273 		goto error;
1274 	}
1275 	*pmac_id = fwcmd->params.rsp.pmac_id;
1276 error:
1277 	return rc;
1278 }
1279 
1280 int
1281 oce_mbox_macaddr_del(POCE_SOFTC sc, uint32_t if_id, uint32_t pmac_id)
1282 {
1283 	struct oce_mbx mbx;
1284 	struct mbx_del_common_iface_mac *fwcmd;
1285 	int rc = 0;
1286 
1287 	bzero(&mbx, sizeof(struct oce_mbx));
1288 
1289 	fwcmd = (struct mbx_del_common_iface_mac *)&mbx.payload;
1290 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1291 				MBX_SUBSYSTEM_COMMON,
1292 				OPCODE_COMMON_DEL_IFACE_MAC,
1293 				MBX_TIMEOUT_SEC,
1294 				sizeof(struct mbx_del_common_iface_mac),
1295 				OCE_MBX_VER_V0);
1296 
1297 	fwcmd->params.req.if_id = (uint16_t)if_id;
1298 	fwcmd->params.req.pmac_id = pmac_id;
1299 
1300 	mbx.u0.s.embedded = 1;
1301 	mbx.payload_length = sizeof(struct  mbx_del_common_iface_mac);
1302 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1303 
1304 	rc = oce_mbox_post(sc, &mbx, NULL);
1305 	if (!rc)
1306                 rc = fwcmd->hdr.u0.rsp.status;
1307 	if (rc)
1308 		device_printf(sc->dev,
1309 			      "%s failed - cmd status: %d addi status: %d\n",
1310 			      __FUNCTION__, rc,
1311 			      fwcmd->hdr.u0.rsp.additional_status);
1312 	return rc;
1313 }
1314 
1315 int
1316 oce_mbox_check_native_mode(POCE_SOFTC sc)
1317 {
1318 	struct oce_mbx mbx;
1319 	struct mbx_common_set_function_cap *fwcmd;
1320 	int rc = 0;
1321 
1322 	bzero(&mbx, sizeof(struct oce_mbx));
1323 
1324 	fwcmd = (struct mbx_common_set_function_cap *)&mbx.payload;
1325 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1326 				MBX_SUBSYSTEM_COMMON,
1327 				OPCODE_COMMON_SET_FUNCTIONAL_CAPS,
1328 				MBX_TIMEOUT_SEC,
1329 				sizeof(struct mbx_common_set_function_cap),
1330 				OCE_MBX_VER_V0);
1331 
1332 	fwcmd->params.req.valid_capability_flags = CAP_SW_TIMESTAMPS |
1333 							CAP_BE3_NATIVE_ERX_API;
1334 
1335 	fwcmd->params.req.capability_flags = CAP_BE3_NATIVE_ERX_API;
1336 
1337 	mbx.u0.s.embedded = 1;
1338 	mbx.payload_length = sizeof(struct mbx_common_set_function_cap);
1339 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1340 
1341 	rc = oce_mbox_post(sc, &mbx, NULL);
1342 	if (!rc)
1343                 rc = fwcmd->hdr.u0.rsp.status;
1344 	if (rc) {
1345 		device_printf(sc->dev,
1346 			      "%s failed - cmd status: %d addi status: %d\n",
1347 			      __FUNCTION__, rc,
1348 			      fwcmd->hdr.u0.rsp.additional_status);
1349 		goto error;
1350 	}
1351 	sc->be3_native = HOST_32(fwcmd->params.rsp.capability_flags)
1352 			& CAP_BE3_NATIVE_ERX_API;
1353 
1354 error:
1355 	return 0;
1356 }
1357 
1358 int
1359 oce_mbox_cmd_set_loopback(POCE_SOFTC sc, uint8_t port_num,
1360 		uint8_t loopback_type, uint8_t enable)
1361 {
1362 	struct oce_mbx mbx;
1363 	struct mbx_lowlevel_set_loopback_mode *fwcmd;
1364 	int rc = 0;
1365 
1366 	bzero(&mbx, sizeof(struct oce_mbx));
1367 
1368 	fwcmd = (struct mbx_lowlevel_set_loopback_mode *)&mbx.payload;
1369 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1370 				MBX_SUBSYSTEM_LOWLEVEL,
1371 				OPCODE_LOWLEVEL_SET_LOOPBACK_MODE,
1372 				MBX_TIMEOUT_SEC,
1373 				sizeof(struct mbx_lowlevel_set_loopback_mode),
1374 				OCE_MBX_VER_V0);
1375 
1376 	fwcmd->params.req.src_port = port_num;
1377 	fwcmd->params.req.dest_port = port_num;
1378 	fwcmd->params.req.loopback_type = loopback_type;
1379 	fwcmd->params.req.loopback_state = enable;
1380 
1381 	mbx.u0.s.embedded = 1;
1382 	mbx.payload_length = sizeof(struct  mbx_lowlevel_set_loopback_mode);
1383 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1384 
1385 	rc = oce_mbox_post(sc, &mbx, NULL);
1386 	if (!rc)
1387                 rc = fwcmd->hdr.u0.rsp.status;
1388 	if (rc)
1389 		device_printf(sc->dev,
1390 			      "%s failed - cmd status: %d addi status: %d\n",
1391 			      __FUNCTION__, rc,
1392 			      fwcmd->hdr.u0.rsp.additional_status);
1393 
1394 	return rc;
1395 
1396 }
1397 
1398 int
1399 oce_mbox_cmd_test_loopback(POCE_SOFTC sc, uint32_t port_num,
1400 	uint32_t loopback_type, uint32_t pkt_size, uint32_t num_pkts,
1401 	uint64_t pattern)
1402 {
1403 
1404 	struct oce_mbx mbx;
1405 	struct mbx_lowlevel_test_loopback_mode *fwcmd;
1406 	int rc = 0;
1407 
1408 	bzero(&mbx, sizeof(struct oce_mbx));
1409 
1410 	fwcmd = (struct mbx_lowlevel_test_loopback_mode *)&mbx.payload;
1411 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1412 				MBX_SUBSYSTEM_LOWLEVEL,
1413 				OPCODE_LOWLEVEL_TEST_LOOPBACK,
1414 				MBX_TIMEOUT_SEC,
1415 				sizeof(struct mbx_lowlevel_test_loopback_mode),
1416 				OCE_MBX_VER_V0);
1417 
1418 	fwcmd->params.req.pattern = pattern;
1419 	fwcmd->params.req.src_port = port_num;
1420 	fwcmd->params.req.dest_port = port_num;
1421 	fwcmd->params.req.pkt_size = pkt_size;
1422 	fwcmd->params.req.num_pkts = num_pkts;
1423 	fwcmd->params.req.loopback_type = loopback_type;
1424 
1425 	mbx.u0.s.embedded = 1;
1426 	mbx.payload_length = sizeof(struct  mbx_lowlevel_test_loopback_mode);
1427 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1428 
1429 	rc = oce_mbox_post(sc, &mbx, NULL);
1430 	if (!rc)
1431                 rc = fwcmd->hdr.u0.rsp.status;
1432 	if (rc)
1433 		device_printf(sc->dev,
1434 			      "%s failed - cmd status: %d addi status: %d\n",
1435 			      __FUNCTION__, rc,
1436 			      fwcmd->hdr.u0.rsp.additional_status);
1437 
1438 	return rc;
1439 }
1440 
1441 int
1442 oce_mbox_write_flashrom(POCE_SOFTC sc, uint32_t optype,uint32_t opcode,
1443 				POCE_DMA_MEM pdma_mem, uint32_t num_bytes)
1444 {
1445 
1446 	struct oce_mbx mbx;
1447 	struct oce_mq_sge *sgl = NULL;
1448 	struct mbx_common_read_write_flashrom *fwcmd = NULL;
1449 	int rc = 0, payload_len = 0;
1450 
1451 	bzero(&mbx, sizeof(struct oce_mbx));
1452 	fwcmd = OCE_DMAPTR(pdma_mem, struct mbx_common_read_write_flashrom);
1453 	payload_len = sizeof(struct mbx_common_read_write_flashrom) + 32*1024;
1454 
1455 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1456 				MBX_SUBSYSTEM_COMMON,
1457 				OPCODE_COMMON_WRITE_FLASHROM,
1458 				LONG_TIMEOUT,
1459 				payload_len,
1460 				OCE_MBX_VER_V0);
1461 
1462 	fwcmd->flash_op_type = LE_32(optype);
1463 	fwcmd->flash_op_code = LE_32(opcode);
1464 	fwcmd->data_buffer_size = LE_32(num_bytes);
1465 
1466 	mbx.u0.s.embedded  = 0; /*Non embeded*/
1467 	mbx.payload_length = payload_len;
1468 	mbx.u0.s.sge_count = 1;
1469 
1470 	sgl = &mbx.payload.u0.u1.sgl[0];
1471 	sgl->pa_hi = upper_32_bits(pdma_mem->paddr);
1472 	sgl->pa_lo = pdma_mem->paddr & 0xFFFFFFFF;
1473 	sgl->length = payload_len;
1474 
1475 	/* post the command */
1476 	rc = oce_mbox_post(sc, &mbx, NULL);
1477 	if (!rc)
1478                 rc = fwcmd->hdr.u0.rsp.status;
1479 	if (rc)
1480 		device_printf(sc->dev,
1481 			      "%s failed - cmd status: %d addi status: %d\n",
1482 			      __FUNCTION__, rc,
1483 			      fwcmd->hdr.u0.rsp.additional_status);
1484 
1485 	return rc;
1486 
1487 }
1488 
1489 int
1490 oce_mbox_get_flashrom_crc(POCE_SOFTC sc, uint8_t *flash_crc,
1491 				uint32_t offset, uint32_t optype)
1492 {
1493 
1494 	int rc = 0, payload_len = 0;
1495 	struct oce_mbx mbx;
1496 	struct mbx_common_read_write_flashrom *fwcmd;
1497 
1498 	bzero(&mbx, sizeof(struct oce_mbx));
1499 
1500 	fwcmd = (struct mbx_common_read_write_flashrom *)&mbx.payload;
1501 
1502 	/* Firmware requires extra 4 bytes with this ioctl. Since there
1503 	   is enough room in the mbx payload it should be good enough
1504 	   Reference: Bug 14853
1505 	*/
1506 	payload_len = sizeof(struct mbx_common_read_write_flashrom) + 4;
1507 
1508 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1509 				MBX_SUBSYSTEM_COMMON,
1510 				OPCODE_COMMON_READ_FLASHROM,
1511 				MBX_TIMEOUT_SEC,
1512 				payload_len,
1513 				OCE_MBX_VER_V0);
1514 
1515 	fwcmd->flash_op_type = optype;
1516 	fwcmd->flash_op_code = FLASHROM_OPER_REPORT;
1517 	fwcmd->data_offset = offset;
1518 	fwcmd->data_buffer_size = 0x4;
1519 
1520 	mbx.u0.s.embedded  = 1;
1521 	mbx.payload_length = payload_len;
1522 
1523 	/* post the command */
1524 	rc = oce_mbox_post(sc, &mbx, NULL);
1525 	if (!rc)
1526                 rc = fwcmd->hdr.u0.rsp.status;
1527 	if (rc) {
1528 		device_printf(sc->dev,
1529 			      "%s failed - cmd status: %d addi status: %d\n",
1530 			      __FUNCTION__, rc,
1531 			      fwcmd->hdr.u0.rsp.additional_status);
1532 		goto error;
1533 	}
1534 	bcopy(fwcmd->data_buffer, flash_crc, 4);
1535 error:
1536 	return rc;
1537 }
1538 
1539 int
1540 oce_mbox_get_phy_info(POCE_SOFTC sc, struct oce_phy_info *phy_info)
1541 {
1542 
1543 	struct oce_mbx mbx;
1544 	struct mbx_common_phy_info *fwcmd;
1545 	int rc = 0;
1546 
1547 	bzero(&mbx, sizeof(struct oce_mbx));
1548 
1549 	fwcmd = (struct mbx_common_phy_info *)&mbx.payload;
1550 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1551 				MBX_SUBSYSTEM_COMMON,
1552 				OPCODE_COMMON_GET_PHY_CONFIG,
1553 				MBX_TIMEOUT_SEC,
1554 				sizeof(struct mbx_common_phy_info),
1555 				OCE_MBX_VER_V0);
1556 
1557 	mbx.u0.s.embedded = 1;
1558 	mbx.payload_length = sizeof(struct  mbx_common_phy_info);
1559 
1560 	/* now post the command */
1561 	rc = oce_mbox_post(sc, &mbx, NULL);
1562 	if (!rc)
1563                 rc = fwcmd->hdr.u0.rsp.status;
1564 	if (rc) {
1565 		device_printf(sc->dev,
1566 			      "%s failed - cmd status: %d addi status: %d\n",
1567 			      __FUNCTION__, rc,
1568 			      fwcmd->hdr.u0.rsp.additional_status);
1569 		goto error;
1570 	}
1571 	phy_info->phy_type = HOST_16(fwcmd->params.rsp.phy_info.phy_type);
1572 	phy_info->interface_type =
1573 			HOST_16(fwcmd->params.rsp.phy_info.interface_type);
1574 	phy_info->auto_speeds_supported =
1575 		HOST_16(fwcmd->params.rsp.phy_info.auto_speeds_supported);
1576 	phy_info->fixed_speeds_supported =
1577 		HOST_16(fwcmd->params.rsp.phy_info.fixed_speeds_supported);
1578 	phy_info->misc_params = HOST_32(fwcmd->params.rsp.phy_info.misc_params);
1579 error:
1580 	return rc;
1581 
1582 }
1583 
1584 int
1585 oce_mbox_lancer_write_flashrom(POCE_SOFTC sc, uint32_t data_size,
1586 			uint32_t data_offset, POCE_DMA_MEM pdma_mem,
1587 			uint32_t *written_data, uint32_t *additional_status)
1588 {
1589 
1590 	struct oce_mbx mbx;
1591 	struct mbx_lancer_common_write_object *fwcmd = NULL;
1592 	int rc = 0, payload_len = 0;
1593 
1594 	bzero(&mbx, sizeof(struct oce_mbx));
1595 	payload_len = sizeof(struct mbx_lancer_common_write_object);
1596 
1597 	mbx.u0.s.embedded  = 1;/* Embedded */
1598 	mbx.payload_length = payload_len;
1599 	fwcmd = (struct mbx_lancer_common_write_object *)&mbx.payload;
1600 
1601 	/* initialize the ioctl header */
1602 	mbx_common_req_hdr_init(&fwcmd->params.req.hdr, 0, 0,
1603 				MBX_SUBSYSTEM_COMMON,
1604 				OPCODE_COMMON_WRITE_OBJECT,
1605 				LONG_TIMEOUT,
1606 				payload_len,
1607 				OCE_MBX_VER_V0);
1608 
1609 	fwcmd->params.req.write_length = data_size;
1610 	if (data_size == 0)
1611 		fwcmd->params.req.eof = 1;
1612 	else
1613 		fwcmd->params.req.eof = 0;
1614 
1615 	strcpy(fwcmd->params.req.object_name, "/prg");
1616 	fwcmd->params.req.descriptor_count = 1;
1617 	fwcmd->params.req.write_offset = data_offset;
1618 	fwcmd->params.req.buffer_length = data_size;
1619 	fwcmd->params.req.address_lower = pdma_mem->paddr & 0xFFFFFFFF;
1620 	fwcmd->params.req.address_upper = upper_32_bits(pdma_mem->paddr);
1621 
1622 	/* post the command */
1623 	rc = oce_mbox_post(sc, &mbx, NULL);
1624 	if (!rc)
1625                 rc = fwcmd->params.rsp.status;
1626 	if (rc) {
1627 		device_printf(sc->dev,
1628 			      "%s failed - cmd status: %d addi status: %d\n",
1629 			      __FUNCTION__, rc,
1630 			      fwcmd->params.rsp.additional_status);
1631 		goto error;
1632 	}
1633 	*written_data = HOST_32(fwcmd->params.rsp.actual_write_length);
1634 	*additional_status = fwcmd->params.rsp.additional_status;
1635 error:
1636 	return rc;
1637 
1638 }
1639 
1640 int
1641 oce_mbox_create_rq(struct oce_rq *rq)
1642 {
1643 
1644 	struct oce_mbx mbx;
1645 	struct mbx_create_nic_rq *fwcmd;
1646 	POCE_SOFTC sc = rq->parent;
1647 	int rc, num_pages = 0;
1648 
1649 	if (rq->qstate == QCREATED)
1650 		return 0;
1651 
1652 	bzero(&mbx, sizeof(struct oce_mbx));
1653 
1654 	fwcmd = (struct mbx_create_nic_rq *)&mbx.payload;
1655 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1656 				MBX_SUBSYSTEM_NIC,
1657 				NIC_CREATE_RQ, MBX_TIMEOUT_SEC,
1658 				sizeof(struct mbx_create_nic_rq),
1659 				OCE_MBX_VER_V0);
1660 
1661 	/* oce_page_list will also prepare pages */
1662 	num_pages = oce_page_list(rq->ring, &fwcmd->params.req.pages[0]);
1663 
1664 	if (IS_XE201(sc)) {
1665 		fwcmd->params.req.frag_size = rq->cfg.frag_size/2048;
1666 		fwcmd->params.req.page_size = 1;
1667 		fwcmd->hdr.u0.req.version = OCE_MBX_VER_V1;
1668 	} else
1669 		fwcmd->params.req.frag_size = OCE_LOG2(rq->cfg.frag_size);
1670 	fwcmd->params.req.num_pages = num_pages;
1671 	fwcmd->params.req.cq_id = rq->cq->cq_id;
1672 	fwcmd->params.req.if_id = sc->if_id;
1673 	fwcmd->params.req.max_frame_size = rq->cfg.mtu;
1674 	fwcmd->params.req.is_rss_queue = rq->cfg.is_rss_queue;
1675 
1676 	mbx.u0.s.embedded = 1;
1677 	mbx.payload_length = sizeof(struct mbx_create_nic_rq);
1678 
1679 	rc = oce_mbox_post(sc, &mbx, NULL);
1680 	if (!rc)
1681                 rc = fwcmd->hdr.u0.rsp.status;
1682 	if (rc) {
1683 		device_printf(sc->dev,
1684 			      "%s failed - cmd status: %d addi status: %d\n",
1685 			      __FUNCTION__, rc,
1686 			      fwcmd->hdr.u0.rsp.additional_status);
1687 		goto error;
1688 	}
1689 	rq->rq_id = HOST_16(fwcmd->params.rsp.rq_id);
1690 	rq->rss_cpuid = fwcmd->params.rsp.rss_cpuid;
1691 error:
1692 	return rc;
1693 
1694 }
1695 
1696 int
1697 oce_mbox_create_wq(struct oce_wq *wq)
1698 {
1699 	struct oce_mbx mbx;
1700 	struct mbx_create_nic_wq *fwcmd;
1701 	POCE_SOFTC sc = wq->parent;
1702 	int rc = 0, version, num_pages;
1703 
1704 	bzero(&mbx, sizeof(struct oce_mbx));
1705 
1706 	fwcmd = (struct mbx_create_nic_wq *)&mbx.payload;
1707 	if (IS_XE201(sc))
1708 		version = OCE_MBX_VER_V1;
1709 	else if(IS_BE(sc))
1710 		IS_PROFILE_SUPER_NIC(sc) ? (version = OCE_MBX_VER_V2)
1711 					 : (version = OCE_MBX_VER_V0);
1712 	else
1713 		version = OCE_MBX_VER_V2;
1714 
1715 	if (version > OCE_MBX_VER_V0)
1716 		fwcmd->params.req.if_id = sc->if_id;
1717 
1718 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1719 				MBX_SUBSYSTEM_NIC,
1720 				NIC_CREATE_WQ, MBX_TIMEOUT_SEC,
1721 				sizeof(struct mbx_create_nic_wq),
1722 				version);
1723 
1724 	num_pages = oce_page_list(wq->ring, &fwcmd->params.req.pages[0]);
1725 
1726 	fwcmd->params.req.nic_wq_type = wq->cfg.wq_type;
1727 	fwcmd->params.req.num_pages = num_pages;
1728 	fwcmd->params.req.wq_size = OCE_LOG2(wq->cfg.q_len) + 1;
1729 	fwcmd->params.req.cq_id = wq->cq->cq_id;
1730 	fwcmd->params.req.ulp_num = 1;
1731 
1732 	mbx.u0.s.embedded = 1;
1733 	mbx.payload_length = sizeof(struct mbx_create_nic_wq);
1734 
1735 	rc = oce_mbox_post(sc, &mbx, NULL);
1736 	if (!rc)
1737                 rc = fwcmd->hdr.u0.rsp.status;
1738 	if (rc) {
1739 		device_printf(sc->dev,
1740 			      "%s failed - cmd status: %d addi status: %d\n",
1741 			      __FUNCTION__, rc,
1742 			      fwcmd->hdr.u0.rsp.additional_status);
1743 		goto error;
1744 	}
1745 	wq->wq_id = HOST_16(fwcmd->params.rsp.wq_id);
1746 	if (version == OCE_MBX_VER_V2)
1747 		wq->db_offset = HOST_32(fwcmd->params.rsp.db_offset);
1748 	else
1749 		wq->db_offset = PD_TXULP_DB;
1750 error:
1751 	return rc;
1752 
1753 }
1754 
1755 int
1756 oce_mbox_create_eq(struct oce_eq *eq)
1757 {
1758 	struct oce_mbx mbx;
1759 	struct mbx_create_common_eq *fwcmd;
1760 	POCE_SOFTC sc = eq->parent;
1761 	int rc = 0;
1762 	uint32_t num_pages;
1763 
1764 	bzero(&mbx, sizeof(struct oce_mbx));
1765 
1766 	fwcmd = (struct mbx_create_common_eq *)&mbx.payload;
1767 
1768 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1769 				MBX_SUBSYSTEM_COMMON,
1770 				OPCODE_COMMON_CREATE_EQ, MBX_TIMEOUT_SEC,
1771 				sizeof(struct mbx_create_common_eq),
1772 				OCE_MBX_VER_V0);
1773 
1774 	num_pages = oce_page_list(eq->ring, &fwcmd->params.req.pages[0]);
1775 	fwcmd->params.req.ctx.num_pages = num_pages;
1776 	fwcmd->params.req.ctx.valid = 1;
1777 	fwcmd->params.req.ctx.size = (eq->eq_cfg.item_size == 4) ? 0 : 1;
1778 	fwcmd->params.req.ctx.count = OCE_LOG2(eq->eq_cfg.q_len / 256);
1779 	fwcmd->params.req.ctx.armed = 0;
1780 	fwcmd->params.req.ctx.delay_mult = eq->eq_cfg.cur_eqd;
1781 
1782 	mbx.u0.s.embedded = 1;
1783 	mbx.payload_length = sizeof(struct mbx_create_common_eq);
1784 
1785 	rc = oce_mbox_post(sc, &mbx, NULL);
1786 	if (!rc)
1787                 rc = fwcmd->hdr.u0.rsp.status;
1788 	if (rc) {
1789 		device_printf(sc->dev,
1790 			      "%s failed - cmd status: %d addi status: %d\n",
1791 			      __FUNCTION__, rc,
1792 			      fwcmd->hdr.u0.rsp.additional_status);
1793 		goto error;
1794 	}
1795 	eq->eq_id = HOST_16(fwcmd->params.rsp.eq_id);
1796 error:
1797 	return rc;
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 	bzero(&mbx, sizeof(struct oce_mbx));
1812 
1813 	fwcmd = (struct mbx_create_common_cq *)&mbx.payload;
1814 
1815 	if (IS_XE201(sc))
1816 		version = OCE_MBX_VER_V2;
1817 	else
1818 		version = OCE_MBX_VER_V0;
1819 
1820 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1821 				MBX_SUBSYSTEM_COMMON,
1822 				OPCODE_COMMON_CREATE_CQ,
1823 				MBX_TIMEOUT_SEC,
1824 				sizeof(struct mbx_create_common_cq),
1825 				version);
1826 
1827 	ctx = &fwcmd->params.req.cq_ctx;
1828 
1829 	num_pages = oce_page_list(cq->ring, &fwcmd->params.req.pages[0]);
1830 	page_size =  1;  /* 1 for 4K */
1831 
1832 	if (version == OCE_MBX_VER_V2) {
1833 		ctx->v2.num_pages = LE_16(num_pages);
1834 		ctx->v2.page_size = page_size;
1835 		ctx->v2.eventable = is_eventable;
1836 		ctx->v2.valid = 1;
1837 		ctx->v2.count = OCE_LOG2(cq->cq_cfg.q_len / 256);
1838 		ctx->v2.nodelay = cq->cq_cfg.nodelay;
1839 		ctx->v2.coalesce_wm = ncoalesce;
1840 		ctx->v2.armed = 0;
1841 		ctx->v2.eq_id = cq->eq->eq_id;
1842 		if (ctx->v2.count == 3) {
1843 			if ((u_int)cq->cq_cfg.q_len > (4*1024)-1)
1844 				ctx->v2.cqe_count = (4*1024)-1;
1845 			else
1846 				ctx->v2.cqe_count = cq->cq_cfg.q_len;
1847 		}
1848 	} else {
1849 		ctx->v0.num_pages = LE_16(num_pages);
1850 		ctx->v0.eventable = is_eventable;
1851 		ctx->v0.valid = 1;
1852 		ctx->v0.count = OCE_LOG2(cq->cq_cfg.q_len / 256);
1853 		ctx->v0.nodelay = cq->cq_cfg.nodelay;
1854 		ctx->v0.coalesce_wm = ncoalesce;
1855 		ctx->v0.armed = 0;
1856 		ctx->v0.eq_id = cq->eq->eq_id;
1857 	}
1858 
1859 	mbx.u0.s.embedded = 1;
1860 	mbx.payload_length = sizeof(struct mbx_create_common_cq);
1861 
1862 	rc = oce_mbox_post(sc, &mbx, NULL);
1863 	if (!rc)
1864                 rc = fwcmd->hdr.u0.rsp.status;
1865 	if (rc) {
1866 		device_printf(sc->dev,
1867 			      "%s failed - cmd status: %d addi status: %d\n",
1868 			      __FUNCTION__, rc,
1869 			      fwcmd->hdr.u0.rsp.additional_status);
1870 		goto error;
1871 	}
1872 	cq->cq_id = HOST_16(fwcmd->params.rsp.cq_id);
1873 error:
1874 	return rc;
1875 
1876 }
1877 
1878 int
1879 oce_mbox_read_transrecv_data(POCE_SOFTC sc, uint32_t page_num)
1880 {
1881 	int rc = 0;
1882 	struct oce_mbx mbx;
1883 	struct mbx_read_common_transrecv_data *fwcmd;
1884 	struct oce_mq_sge *sgl;
1885 	OCE_DMA_MEM dma;
1886 
1887 	/* Allocate DMA mem*/
1888 	if (oce_dma_alloc(sc, sizeof(struct mbx_read_common_transrecv_data),
1889 				&dma, 0))
1890 		return ENOMEM;
1891 
1892 	fwcmd = OCE_DMAPTR(&dma, struct mbx_read_common_transrecv_data);
1893 	bzero(fwcmd, sizeof(struct mbx_read_common_transrecv_data));
1894 
1895 	bzero(&mbx, sizeof(struct oce_mbx));
1896 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1897 			MBX_SUBSYSTEM_COMMON,
1898 			OPCODE_COMMON_READ_TRANSRECEIVER_DATA,
1899 			MBX_TIMEOUT_SEC,
1900 			sizeof(struct mbx_read_common_transrecv_data),
1901 			OCE_MBX_VER_V0);
1902 
1903 	/* fill rest of mbx */
1904 	mbx.u0.s.embedded = 0;
1905 	mbx.payload_length = sizeof(struct mbx_read_common_transrecv_data);
1906 	mbx.u0.s.sge_count = 1;
1907 	sgl = &mbx.payload.u0.u1.sgl[0];
1908 	sgl->pa_hi = htole32(upper_32_bits(dma.paddr));
1909 	sgl->pa_lo = htole32((dma.paddr) & 0xFFFFFFFF);
1910 	sgl->length = htole32(mbx.payload_length);
1911 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1912 
1913 	fwcmd->params.req.port = LE_32(sc->port_id);
1914 	fwcmd->params.req.page_num = LE_32(page_num);
1915 
1916 	/* command post */
1917 	rc = oce_mbox_post(sc, &mbx, NULL);
1918 	if (!rc)
1919 		rc = fwcmd->hdr.u0.rsp.status;
1920 	if (rc) {
1921 		device_printf(sc->dev,
1922 			      "%s failed - cmd status: %d addi status: %d\n",
1923 			      __FUNCTION__, rc,
1924 			      fwcmd->hdr.u0.rsp.additional_status);
1925 		goto error;
1926 	}
1927 	if(fwcmd->params.rsp.page_num == PAGE_NUM_A0)
1928 	{
1929 		bcopy((char *)fwcmd->params.rsp.page_data,
1930 		      &sfp_vpd_dump_buffer[0],
1931 		      TRANSCEIVER_A0_SIZE);
1932 	}
1933 
1934 	if(fwcmd->params.rsp.page_num == PAGE_NUM_A2)
1935 	{
1936 		bcopy((char *)fwcmd->params.rsp.page_data,
1937 		      &sfp_vpd_dump_buffer[TRANSCEIVER_A0_SIZE],
1938 		      TRANSCEIVER_A2_SIZE);
1939 	}
1940 error:
1941 	oce_dma_free(sc, &dma);
1942 	return rc;
1943 }
1944 
1945 void
1946 oce_mbox_eqd_modify_periodic(POCE_SOFTC sc, struct oce_set_eqd *set_eqd,
1947 				int num)
1948 {
1949 	struct oce_mbx mbx;
1950 	struct mbx_modify_common_eq_delay *fwcmd;
1951 	int rc = 0;
1952 	int i = 0;
1953 
1954 	bzero(&mbx, sizeof(struct oce_mbx));
1955 
1956 	/* Initialize MODIFY_EQ_DELAY ioctl header */
1957 	fwcmd = (struct mbx_modify_common_eq_delay *)&mbx.payload;
1958 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1959 				MBX_SUBSYSTEM_COMMON,
1960 				OPCODE_COMMON_MODIFY_EQ_DELAY,
1961 				MBX_TIMEOUT_SEC,
1962 				sizeof(struct mbx_modify_common_eq_delay),
1963 				OCE_MBX_VER_V0);
1964 	/* fill rest of mbx */
1965 	mbx.u0.s.embedded = 1;
1966 	mbx.payload_length = sizeof(struct mbx_modify_common_eq_delay);
1967 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1968 
1969 	fwcmd->params.req.num_eq = num;
1970 	for (i = 0; i < num; i++) {
1971 		fwcmd->params.req.delay[i].eq_id =
1972 					htole32(set_eqd[i].eq_id);
1973 		fwcmd->params.req.delay[i].phase = 0;
1974 		fwcmd->params.req.delay[i].dm =
1975 		htole32(set_eqd[i].delay_multiplier);
1976 	}
1977 
1978 	/* command post */
1979 	rc = oce_mbox_post(sc, &mbx, NULL);
1980 
1981 	if (!rc)
1982 		rc = fwcmd->hdr.u0.rsp.status;
1983 	if (rc)
1984 		device_printf(sc->dev,
1985 			      "%s failed - cmd status: %d addi status: %d\n",
1986 			      __FUNCTION__, rc,
1987 			      fwcmd->hdr.u0.rsp.additional_status);
1988 }
1989 
1990 int
1991 oce_get_profile_config(POCE_SOFTC sc, uint32_t max_rss)
1992 {
1993 	struct oce_mbx mbx;
1994 	struct mbx_common_get_profile_config *fwcmd;
1995 	int rc = 0;
1996 	int version = 0;
1997 	struct oce_mq_sge *sgl;
1998 	OCE_DMA_MEM dma;
1999 	uint32_t desc_count = 0;
2000 	struct oce_nic_resc_desc *nic_desc = NULL;
2001 	int i;
2002 	boolean_t nic_desc_valid = FALSE;
2003 
2004 	if (IS_BE2(sc))
2005 		return -1;
2006 
2007 	/* Allocate DMA mem*/
2008 	if (oce_dma_alloc(sc, sizeof(struct mbx_common_get_profile_config),
2009 			  &dma, 0))
2010 		return ENOMEM;
2011 
2012 	/* Initialize MODIFY_EQ_DELAY ioctl header */
2013 	fwcmd = OCE_DMAPTR(&dma, struct mbx_common_get_profile_config);
2014 	bzero(fwcmd, sizeof(struct mbx_common_get_profile_config));
2015 
2016 	if (!IS_XE201(sc))
2017 		version = OCE_MBX_VER_V1;
2018 	else
2019 		version = OCE_MBX_VER_V0;
2020 
2021 	bzero(&mbx, sizeof(struct oce_mbx));
2022 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
2023 				MBX_SUBSYSTEM_COMMON,
2024 				OPCODE_COMMON_GET_PROFILE_CONFIG,
2025 				MBX_TIMEOUT_SEC,
2026 				sizeof(struct mbx_common_get_profile_config),
2027 				version);
2028 	/* fill rest of mbx */
2029 	mbx.u0.s.embedded = 0;
2030 	mbx.payload_length = sizeof(struct mbx_common_get_profile_config);
2031 	mbx.u0.s.sge_count = 1;
2032 	sgl = &mbx.payload.u0.u1.sgl[0];
2033 	sgl->pa_hi = htole32(upper_32_bits(dma.paddr));
2034 	sgl->pa_lo = htole32((dma.paddr) & 0xFFFFFFFF);
2035 	sgl->length = htole32(mbx.payload_length);
2036 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
2037 
2038 	fwcmd->params.req.type = ACTIVE_PROFILE;
2039 
2040 	/* command post */
2041 	rc = oce_mbox_post(sc, &mbx, NULL);
2042 	if (!rc)
2043 		rc = fwcmd->hdr.u0.rsp.status;
2044 	if (rc) {
2045 		device_printf(sc->dev,
2046 			      "%s failed - cmd status: %d addi status: %d\n",
2047 			      __FUNCTION__, rc,
2048 			      fwcmd->hdr.u0.rsp.additional_status);
2049 		goto error;
2050 	}
2051 
2052 	nic_desc = (struct oce_nic_resc_desc *) fwcmd->params.rsp.resources;
2053 	desc_count = HOST_32(fwcmd->params.rsp.desc_count);
2054 	for (i = 0; i < desc_count; i++) {
2055 		if ((nic_desc->desc_type == NIC_RESC_DESC_TYPE_V0) ||
2056 		    (nic_desc->desc_type == NIC_RESC_DESC_TYPE_V1)) {
2057 			nic_desc_valid = TRUE;
2058 			break;
2059 		}
2060 		nic_desc = (struct oce_nic_resc_desc *) \
2061 				((char *)nic_desc + nic_desc->desc_len);
2062 	}
2063 	if (!nic_desc_valid) {
2064 		rc = -1;
2065 		goto error;
2066 	}
2067 	else {
2068 		sc->max_vlans = HOST_16(nic_desc->vlan_count);
2069 		sc->nwqs = HOST_16(nic_desc->txq_count);
2070 		if (sc->nwqs)
2071 			sc->nwqs = MIN(sc->nwqs, OCE_MAX_WQ);
2072 		else
2073 			sc->nwqs = OCE_MAX_WQ;
2074 
2075 		sc->nrssqs = HOST_16(nic_desc->rssq_count);
2076 		if (sc->nrssqs)
2077 			sc->nrssqs = MIN(sc->nrssqs, max_rss);
2078 		else
2079 			sc->nrssqs = max_rss;
2080 		sc->nrqs =  sc->nrssqs + 1; /* 1 for def RX */
2081 	}
2082 error:
2083 	oce_dma_free(sc, &dma);
2084 	return rc;
2085 
2086 }
2087 
2088 int
2089 oce_get_func_config(POCE_SOFTC sc)
2090 {
2091 	struct oce_mbx mbx;
2092 	struct mbx_common_get_func_config *fwcmd;
2093 	int rc = 0;
2094 	int version = 0;
2095 	struct oce_mq_sge *sgl;
2096 	OCE_DMA_MEM dma;
2097 	uint32_t desc_count = 0;
2098 	struct oce_nic_resc_desc *nic_desc = NULL;
2099 	int i;
2100 	boolean_t nic_desc_valid = FALSE;
2101 	uint32_t max_rss = 0;
2102 
2103 	if ((IS_BE(sc) || IS_SH(sc)) && (!sc->be3_native))
2104 		max_rss = OCE_LEGACY_MODE_RSS;
2105 	else
2106 		max_rss = OCE_MAX_RSS;
2107 
2108 	/* Allocate DMA mem*/
2109 	if (oce_dma_alloc(sc, sizeof(struct mbx_common_get_func_config),
2110 			  &dma, 0))
2111 		return ENOMEM;
2112 
2113 	/* Initialize MODIFY_EQ_DELAY ioctl header */
2114 	fwcmd = OCE_DMAPTR(&dma, struct mbx_common_get_func_config);
2115 	bzero(fwcmd, sizeof(struct mbx_common_get_func_config));
2116 
2117 	if (IS_SH(sc))
2118 		version = OCE_MBX_VER_V1;
2119 	else
2120 		version = OCE_MBX_VER_V0;
2121 
2122 	bzero(&mbx, sizeof(struct oce_mbx));
2123 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
2124 				MBX_SUBSYSTEM_COMMON,
2125 				OPCODE_COMMON_GET_FUNCTION_CONFIG,
2126 				MBX_TIMEOUT_SEC,
2127 				sizeof(struct mbx_common_get_func_config),
2128 				version);
2129 	/* fill rest of mbx */
2130 	mbx.u0.s.embedded = 0;
2131 	mbx.payload_length = sizeof(struct mbx_common_get_func_config);
2132 	mbx.u0.s.sge_count = 1;
2133 	sgl = &mbx.payload.u0.u1.sgl[0];
2134 	sgl->pa_hi = htole32(upper_32_bits(dma.paddr));
2135 	sgl->pa_lo = htole32((dma.paddr) & 0xFFFFFFFF);
2136 	sgl->length = htole32(mbx.payload_length);
2137 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
2138 
2139 	/* command post */
2140 	rc = oce_mbox_post(sc, &mbx, NULL);
2141 	if (!rc)
2142 		rc = fwcmd->hdr.u0.rsp.status;
2143 	if (rc) {
2144 		device_printf(sc->dev,
2145 			      "%s failed - cmd status: %d addi status: %d\n",
2146 			      __FUNCTION__, rc,
2147 			      fwcmd->hdr.u0.rsp.additional_status);
2148 		goto error;
2149 	}
2150 
2151 	nic_desc = (struct oce_nic_resc_desc *) fwcmd->params.rsp.resources;
2152 	desc_count = HOST_32(fwcmd->params.rsp.desc_count);
2153 	for (i = 0; i < desc_count; i++) {
2154 		if ((nic_desc->desc_type == NIC_RESC_DESC_TYPE_V0) ||
2155 		    (nic_desc->desc_type == NIC_RESC_DESC_TYPE_V1)) {
2156 			nic_desc_valid = TRUE;
2157 			break;
2158 		}
2159 		nic_desc = (struct oce_nic_resc_desc *) \
2160 				((char *)nic_desc + nic_desc->desc_len);
2161 	}
2162 	if (!nic_desc_valid) {
2163 		rc = -1;
2164 		goto error;
2165 	}
2166 	else {
2167 		sc->max_vlans = nic_desc->vlan_count;
2168 		sc->nwqs = HOST_32(nic_desc->txq_count);
2169                 if (sc->nwqs)
2170                         sc->nwqs = MIN(sc->nwqs, OCE_MAX_WQ);
2171                 else
2172                         sc->nwqs = OCE_MAX_WQ;
2173 
2174 		sc->nrssqs = HOST_32(nic_desc->rssq_count);
2175 		if (sc->nrssqs)
2176 			sc->nrssqs = MIN(sc->nrssqs, max_rss);
2177 		else
2178 			sc->nrssqs = max_rss;
2179 		sc->nrqs =  sc->nrssqs + 1; /* 1 for def RX */
2180 	}
2181 error:
2182 	oce_dma_free(sc, &dma);
2183 	return rc;
2184 
2185 }
2186 
2187 /* hw lro functions */
2188 
2189 int
2190 oce_mbox_nic_query_lro_capabilities(POCE_SOFTC sc, uint32_t *lro_rq_cnt, uint32_t *lro_flags)
2191 {
2192         struct oce_mbx mbx;
2193         struct mbx_nic_query_lro_capabilities *fwcmd;
2194         int rc = 0;
2195 
2196         bzero(&mbx, sizeof(struct oce_mbx));
2197 
2198         fwcmd = (struct mbx_nic_query_lro_capabilities *)&mbx.payload;
2199         mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
2200                                 MBX_SUBSYSTEM_NIC,
2201                                 0x20,MBX_TIMEOUT_SEC,
2202                                 sizeof(struct mbx_nic_query_lro_capabilities),
2203                                 OCE_MBX_VER_V0);
2204 
2205         mbx.u0.s.embedded = 1;
2206         mbx.payload_length = sizeof(struct mbx_nic_query_lro_capabilities);
2207 
2208         rc = oce_mbox_post(sc, &mbx, NULL);
2209         if (!rc)
2210                 rc = fwcmd->hdr.u0.rsp.status;
2211         if (rc) {
2212                 device_printf(sc->dev,
2213                               "%s failed - cmd status: %d addi status: %d\n",
2214                               __FUNCTION__, rc,
2215                               fwcmd->hdr.u0.rsp.additional_status);
2216 
2217                 return rc;
2218         }
2219         if(lro_flags)
2220                 *lro_flags = HOST_32(fwcmd->params.rsp.lro_flags);
2221 
2222         if(lro_rq_cnt)
2223                 *lro_rq_cnt = HOST_16(fwcmd->params.rsp.lro_rq_cnt);
2224 
2225         return rc;
2226 }
2227 
2228 int
2229 oce_mbox_nic_set_iface_lro_config(POCE_SOFTC sc, int enable)
2230 {
2231         struct oce_mbx mbx;
2232         struct mbx_nic_set_iface_lro_config *fwcmd;
2233         int rc = 0;
2234 
2235         bzero(&mbx, sizeof(struct oce_mbx));
2236 
2237         fwcmd = (struct mbx_nic_set_iface_lro_config *)&mbx.payload;
2238         mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
2239                                 MBX_SUBSYSTEM_NIC,
2240                                 0x26,MBX_TIMEOUT_SEC,
2241                                 sizeof(struct mbx_nic_set_iface_lro_config),
2242                                 OCE_MBX_VER_V0);
2243 
2244         mbx.u0.s.embedded = 1;
2245         mbx.payload_length = sizeof(struct mbx_nic_set_iface_lro_config);
2246 
2247         fwcmd->params.req.iface_id = sc->if_id;
2248         fwcmd->params.req.lro_flags = 0;
2249 
2250         if(enable) {
2251                 fwcmd->params.req.lro_flags = LRO_FLAGS_HASH_MODE | LRO_FLAGS_RSS_MODE;
2252                 fwcmd->params.req.lro_flags |= LRO_FLAGS_CLSC_IPV4 | LRO_FLAGS_CLSC_IPV6;
2253 
2254                 fwcmd->params.req.max_clsc_byte_cnt = 64*1024; /* min = 2974, max = 0xfa59 */
2255                 fwcmd->params.req.max_clsc_seg_cnt = 43; /* min = 2, max = 64 */
2256                 fwcmd->params.req.max_clsc_usec_delay = 18; /* min = 1, max = 256 */
2257                 fwcmd->params.req.min_clsc_frame_byte_cnt = 0; /* min = 1, max = 9014 */
2258         }
2259 
2260         rc = oce_mbox_post(sc, &mbx, NULL);
2261         if (!rc)
2262                 rc = fwcmd->hdr.u0.rsp.status;
2263         if (rc) {
2264                 device_printf(sc->dev,
2265                               "%s failed - cmd status: %d addi status: %d\n",
2266                               __FUNCTION__, rc,
2267                               fwcmd->hdr.u0.rsp.additional_status);
2268 
2269                 return rc;
2270         }
2271         return rc;
2272 }
2273 
2274 int
2275 oce_mbox_create_rq_v2(struct oce_rq *rq)
2276 {
2277         struct oce_mbx mbx;
2278         struct mbx_create_nic_rq_v2 *fwcmd;
2279         POCE_SOFTC sc = rq->parent;
2280         int rc = 0, num_pages = 0;
2281 
2282         if (rq->qstate == QCREATED)
2283                 return 0;
2284 
2285         bzero(&mbx, sizeof(struct oce_mbx));
2286 
2287         fwcmd = (struct mbx_create_nic_rq_v2 *)&mbx.payload;
2288         mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
2289                                 MBX_SUBSYSTEM_NIC,
2290                                 0x08, MBX_TIMEOUT_SEC,
2291                                 sizeof(struct mbx_create_nic_rq_v2),
2292                                 OCE_MBX_VER_V2);
2293 
2294         /* oce_page_list will also prepare pages */
2295         num_pages = oce_page_list(rq->ring, &fwcmd->params.req.pages[0]);
2296 
2297         fwcmd->params.req.cq_id = rq->cq->cq_id;
2298         fwcmd->params.req.frag_size = rq->cfg.frag_size/2048;
2299         fwcmd->params.req.num_pages = num_pages;
2300 
2301         fwcmd->params.req.if_id = sc->if_id;
2302 
2303         fwcmd->params.req.max_frame_size = rq->cfg.mtu;
2304         fwcmd->params.req.page_size = 1;
2305         if(rq->cfg.is_rss_queue) {
2306                 fwcmd->params.req.rq_flags = (NIC_RQ_FLAGS_RSS | NIC_RQ_FLAGS_LRO);
2307         }else {
2308                 device_printf(sc->dev,
2309                         "non rss lro queue should not be created \n");
2310                 goto error;
2311         }
2312         mbx.u0.s.embedded = 1;
2313         mbx.payload_length = sizeof(struct mbx_create_nic_rq_v2);
2314 
2315         rc = oce_mbox_post(sc, &mbx, NULL);
2316         if (!rc)
2317                 rc = fwcmd->hdr.u0.rsp.status;
2318         if (rc) {
2319                 device_printf(sc->dev,
2320                               "%s failed - cmd status: %d addi status: %d\n",
2321                               __FUNCTION__, rc,
2322                               fwcmd->hdr.u0.rsp.additional_status);
2323                 goto error;
2324         }
2325         rq->rq_id = HOST_16(fwcmd->params.rsp.rq_id);
2326         rq->rss_cpuid = fwcmd->params.rsp.rss_cpuid;
2327 
2328 error:
2329         return rc;
2330 }
2331