xref: /freebsd/sys/dev/oce/oce_mbox.c (revision 4c1a82cea504df7a79f5bd8f7d0a41cacccff16e)
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 /**
122  * @brief  		This funtions tells firmware we are
123  *			done with commands.
124  * @param sc            software handle to the device
125  * @returns             0 on success, ETIMEDOUT on failure
126  */
127 int
128 oce_fw_clean(POCE_SOFTC sc)
129 {
130 	struct oce_bmbx *mbx;
131 	uint8_t *ptr;
132 	int ret = 0;
133 
134 	mbx = OCE_DMAPTR(&sc->bsmbx, struct oce_bmbx);
135 	ptr = (uint8_t *) &mbx->mbx;
136 
137 	/* Endian Signature */
138 	*ptr++ = 0xff;
139 	*ptr++ = 0xaa;
140 	*ptr++ = 0xbb;
141 	*ptr++ = 0xff;
142 	*ptr++ = 0xff;
143 	*ptr++ = 0xcc;
144 	*ptr++ = 0xdd;
145 	*ptr = 0xff;
146 
147 	ret = oce_mbox_dispatch(sc, 2);
148 
149 	return ret;
150 }
151 
152 
153 /**
154  * @brief Mailbox wait
155  * @param sc		software handle to the device
156  * @param tmo_sec	timeout in seconds
157  */
158 static int
159 oce_mbox_wait(POCE_SOFTC sc, uint32_t tmo_sec)
160 {
161 	tmo_sec *= 10000;
162 	pd_mpu_mbox_db_t mbox_db;
163 
164 	for (;;) {
165 		if (tmo_sec != 0) {
166 			if (--tmo_sec == 0)
167 				break;
168 		}
169 
170 		mbox_db.dw0 = OCE_READ_REG32(sc, db, PD_MPU_MBOX_DB);
171 
172 		if (mbox_db.bits.ready)
173 			return 0;
174 
175 		DELAY(100);
176 	}
177 
178 	device_printf(sc->dev, "Mailbox timed out\n");
179 
180 	return ETIMEDOUT;
181 }
182 
183 
184 /**
185  * @brief Mailbox dispatch
186  * @param sc		software handle to the device
187  * @param tmo_sec	timeout in seconds
188  */
189 int
190 oce_mbox_dispatch(POCE_SOFTC sc, uint32_t tmo_sec)
191 {
192 	pd_mpu_mbox_db_t mbox_db;
193 	uint32_t pa;
194 	int rc;
195 
196 	oce_dma_sync(&sc->bsmbx, BUS_DMASYNC_PREWRITE);
197 	pa = (uint32_t) ((uint64_t) sc->bsmbx.paddr >> 34);
198 	bzero(&mbox_db, sizeof(pd_mpu_mbox_db_t));
199 	mbox_db.bits.ready = 0;
200 	mbox_db.bits.hi = 1;
201 	mbox_db.bits.address = pa;
202 
203 	rc = oce_mbox_wait(sc, tmo_sec);
204 	if (rc == 0) {
205 		OCE_WRITE_REG32(sc, db, PD_MPU_MBOX_DB, mbox_db.dw0);
206 
207 		pa = (uint32_t) ((uint64_t) sc->bsmbx.paddr >> 4) & 0x3fffffff;
208 		mbox_db.bits.ready = 0;
209 		mbox_db.bits.hi = 0;
210 		mbox_db.bits.address = pa;
211 
212 		rc = oce_mbox_wait(sc, tmo_sec);
213 
214 		if (rc == 0) {
215 			OCE_WRITE_REG32(sc, db, PD_MPU_MBOX_DB, mbox_db.dw0);
216 
217 			rc = oce_mbox_wait(sc, tmo_sec);
218 
219 			oce_dma_sync(&sc->bsmbx, BUS_DMASYNC_POSTWRITE);
220 		}
221 	}
222 
223 	return rc;
224 }
225 
226 
227 
228 /**
229  * @brief 		Mailbox common request header initialization
230  * @param hdr		mailbox header
231  * @param dom		domain
232  * @param port		port
233  * @param subsys	subsystem
234  * @param opcode	opcode
235  * @param timeout	timeout
236  * @param pyld_len	payload length
237  */
238 void
239 mbx_common_req_hdr_init(struct mbx_hdr *hdr,
240 			uint8_t dom, uint8_t port,
241 			uint8_t subsys, uint8_t opcode,
242 			uint32_t timeout, uint32_t pyld_len,
243 			uint8_t version)
244 {
245 	hdr->u0.req.opcode = opcode;
246 	hdr->u0.req.subsystem = subsys;
247 	hdr->u0.req.port_number = port;
248 	hdr->u0.req.domain = dom;
249 
250 	hdr->u0.req.timeout = timeout;
251 	hdr->u0.req.request_length = pyld_len - sizeof(struct mbx_hdr);
252 	hdr->u0.req.version = version;
253 }
254 
255 
256 
257 /**
258  * @brief Function to initialize the hw with host endian information
259  * @param sc		software handle to the device
260  * @returns		0 on success, ETIMEDOUT on failure
261  */
262 int
263 oce_mbox_init(POCE_SOFTC sc)
264 {
265 	struct oce_bmbx *mbx;
266 	uint8_t *ptr;
267 	int ret = 0;
268 
269 	if (sc->flags & OCE_FLAGS_MBOX_ENDIAN_RQD) {
270 		mbx = OCE_DMAPTR(&sc->bsmbx, struct oce_bmbx);
271 		ptr = (uint8_t *) &mbx->mbx;
272 
273 		/* Endian Signature */
274 		*ptr++ = 0xff;
275 		*ptr++ = 0x12;
276 		*ptr++ = 0x34;
277 		*ptr++ = 0xff;
278 		*ptr++ = 0xff;
279 		*ptr++ = 0x56;
280 		*ptr++ = 0x78;
281 		*ptr = 0xff;
282 
283 		ret = oce_mbox_dispatch(sc, 0);
284 	}
285 
286 	return ret;
287 }
288 
289 
290 /**
291  * @brief 		Function to get the firmware version
292  * @param sc		software handle to the device
293  * @returns		0 on success, EIO on failure
294  */
295 int
296 oce_get_fw_version(POCE_SOFTC sc)
297 {
298 	struct oce_mbx mbx;
299 	struct mbx_get_common_fw_version *fwcmd;
300 	int ret = 0;
301 
302 	bzero(&mbx, sizeof(struct oce_mbx));
303 
304 	fwcmd = (struct mbx_get_common_fw_version *)&mbx.payload;
305 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
306 				MBX_SUBSYSTEM_COMMON,
307 				OPCODE_COMMON_GET_FW_VERSION,
308 				MBX_TIMEOUT_SEC,
309 				sizeof(struct mbx_get_common_fw_version),
310 				OCE_MBX_VER_V0);
311 
312 	mbx.u0.s.embedded = 1;
313 	mbx.payload_length = sizeof(struct mbx_get_common_fw_version);
314 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
315 
316 	ret = oce_mbox_post(sc, &mbx, NULL);
317 	if (!ret)
318                 ret = fwcmd->hdr.u0.rsp.status;
319 	if (ret) {
320 		device_printf(sc->dev,
321 			      "%s failed - cmd status: %d addi status: %d\n",
322 			      __FUNCTION__, ret,
323 			      fwcmd->hdr.u0.rsp.additional_status);
324 		goto error;
325 	}
326 
327 	bcopy(fwcmd->params.rsp.fw_ver_str, sc->fw_version, 32);
328 error:
329 	return ret;
330 }
331 
332 
333 /**
334  * @brief	Firmware will send gracious notifications during
335  *		attach only after sending first mcc commnad. We
336  *		use MCC queue only for getting async and mailbox
337  *		for sending cmds. So to get gracious notifications
338  *		atleast send one dummy command on mcc.
339  */
340 int
341 oce_first_mcc_cmd(POCE_SOFTC sc)
342 {
343 	struct oce_mbx *mbx;
344 	struct oce_mq *mq = sc->mq;
345 	struct mbx_get_common_fw_version *fwcmd;
346 	uint32_t reg_value;
347 
348 	mbx = RING_GET_PRODUCER_ITEM_VA(mq->ring, struct oce_mbx);
349 	bzero(mbx, sizeof(struct oce_mbx));
350 
351 	fwcmd = (struct mbx_get_common_fw_version *)&mbx->payload;
352 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
353 				MBX_SUBSYSTEM_COMMON,
354 				OPCODE_COMMON_GET_FW_VERSION,
355 				MBX_TIMEOUT_SEC,
356 				sizeof(struct mbx_get_common_fw_version),
357 				OCE_MBX_VER_V0);
358 	mbx->u0.s.embedded = 1;
359 	mbx->payload_length = sizeof(struct mbx_get_common_fw_version);
360 	bus_dmamap_sync(mq->ring->dma.tag, mq->ring->dma.map,
361 				BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
362 	RING_PUT(mq->ring, 1);
363 	reg_value = (1 << 16) | mq->mq_id;
364 	OCE_WRITE_REG32(sc, db, PD_MQ_DB, reg_value);
365 
366 	return 0;
367 }
368 
369 /**
370  * @brief		Function to post a MBX to the mbox
371  * @param sc		software handle to the device
372  * @param mbx 		pointer to the MBX to send
373  * @param mbxctx	pointer to the mbx context structure
374  * @returns		0 on success, error on failure
375  */
376 int
377 oce_mbox_post(POCE_SOFTC sc, struct oce_mbx *mbx, struct oce_mbx_ctx *mbxctx)
378 {
379 	struct oce_mbx *mb_mbx = NULL;
380 	struct oce_mq_cqe *mb_cqe = NULL;
381 	struct oce_bmbx *mb = NULL;
382 	int rc = 0;
383 	uint32_t tmo = 0;
384 	uint32_t cstatus = 0;
385 	uint32_t xstatus = 0;
386 
387 	LOCK(&sc->bmbx_lock);
388 
389 	mb = OCE_DMAPTR(&sc->bsmbx, struct oce_bmbx);
390 	mb_mbx = &mb->mbx;
391 
392 	/* get the tmo */
393 	tmo = mbx->tag[0];
394 	mbx->tag[0] = 0;
395 
396 	/* copy mbx into mbox */
397 	bcopy(mbx, mb_mbx, sizeof(struct oce_mbx));
398 
399 	/* now dispatch */
400 	rc = oce_mbox_dispatch(sc, tmo);
401 	if (rc == 0) {
402 		/*
403 		 * the command completed successfully. Now get the
404 		 * completion queue entry
405 		 */
406 		mb_cqe = &mb->cqe;
407 		DW_SWAP(u32ptr(&mb_cqe->u0.dw[0]), sizeof(struct oce_mq_cqe));
408 
409 		/* copy mbox mbx back */
410 		bcopy(mb_mbx, mbx, sizeof(struct oce_mbx));
411 
412 		/* pick up the mailbox status */
413 		cstatus = mb_cqe->u0.s.completion_status;
414 		xstatus = mb_cqe->u0.s.extended_status;
415 
416 		/*
417 		 * store the mbx context in the cqe tag section so that
418 		 * the upper layer handling the cqe can associate the mbx
419 		 * with the response
420 		 */
421 		if (cstatus == 0 && mbxctx) {
422 			/* save context */
423 			mbxctx->mbx = mb_mbx;
424 			bcopy(&mbxctx, mb_cqe->u0.s.mq_tag,
425 				sizeof(struct oce_mbx_ctx *));
426 		}
427 	}
428 
429 	UNLOCK(&sc->bmbx_lock);
430 
431 	return rc;
432 }
433 
434 /**
435  * @brief Function to read the mac address associated with an interface
436  * @param sc		software handle to the device
437  * @param if_id 	interface id to read the address from
438  * @param perm 		set to 1 if reading the factory mac address.
439  *			In this case if_id is ignored
440  * @param type 		type of the mac address, whether network or storage
441  * @param[out] mac 	[OUTPUT] pointer to a buffer containing the
442  *			mac address when the command succeeds.
443  * @returns		0 on success, EIO on failure
444  */
445 int
446 oce_read_mac_addr(POCE_SOFTC sc, uint32_t if_id,
447 		uint8_t perm, uint8_t type, struct mac_address_format *mac)
448 {
449 	struct oce_mbx mbx;
450 	struct mbx_query_common_iface_mac *fwcmd;
451 	int ret = 0;
452 
453 	bzero(&mbx, sizeof(struct oce_mbx));
454 
455 	fwcmd = (struct mbx_query_common_iface_mac *)&mbx.payload;
456 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
457 				MBX_SUBSYSTEM_COMMON,
458 				OPCODE_COMMON_QUERY_IFACE_MAC,
459 				MBX_TIMEOUT_SEC,
460 				sizeof(struct mbx_query_common_iface_mac),
461 				OCE_MBX_VER_V0);
462 
463 	fwcmd->params.req.permanent = perm;
464 	if (!perm)
465 		fwcmd->params.req.if_id = (uint16_t) if_id;
466 	else
467 		fwcmd->params.req.if_id = 0;
468 
469 	fwcmd->params.req.type = type;
470 
471 	mbx.u0.s.embedded = 1;
472 	mbx.payload_length = sizeof(struct mbx_query_common_iface_mac);
473 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
474 
475 	ret = oce_mbox_post(sc, &mbx, NULL);
476 	if (!ret)
477                 ret = fwcmd->hdr.u0.rsp.status;
478 	if (ret) {
479 		device_printf(sc->dev,
480 			      "%s failed - cmd status: %d addi status: %d\n",
481 			      __FUNCTION__, ret,
482 			      fwcmd->hdr.u0.rsp.additional_status);
483 		goto error;
484 	}
485 
486 	/* copy the mac addres in the output parameter */
487 	mac->size_of_struct = fwcmd->params.rsp.mac.size_of_struct;
488 	bcopy(&fwcmd->params.rsp.mac.mac_addr[0], &mac->mac_addr[0],
489 		mac->size_of_struct);
490 error:
491 	return ret;
492 }
493 
494 /**
495  * @brief Function to query the fw attributes from the hw
496  * @param sc		software handle to the device
497  * @returns		0 on success, EIO on failure
498  */
499 int
500 oce_get_fw_config(POCE_SOFTC sc)
501 {
502 	struct oce_mbx mbx;
503 	struct mbx_common_query_fw_config *fwcmd;
504 	int ret = 0;
505 
506 	bzero(&mbx, sizeof(struct oce_mbx));
507 
508 	fwcmd = (struct mbx_common_query_fw_config *)&mbx.payload;
509 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
510 				MBX_SUBSYSTEM_COMMON,
511 				OPCODE_COMMON_QUERY_FIRMWARE_CONFIG,
512 				MBX_TIMEOUT_SEC,
513 				sizeof(struct mbx_common_query_fw_config),
514 				OCE_MBX_VER_V0);
515 
516 	mbx.u0.s.embedded = 1;
517 	mbx.payload_length = sizeof(struct mbx_common_query_fw_config);
518 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
519 
520 	ret = oce_mbox_post(sc, &mbx, NULL);
521 	if (!ret)
522                 ret = fwcmd->hdr.u0.rsp.status;
523 	if (ret) {
524 		device_printf(sc->dev,
525 			      "%s failed - cmd status: %d addi status: %d\n",
526 			      __FUNCTION__, ret,
527 			      fwcmd->hdr.u0.rsp.additional_status);
528 		goto error;
529 	}
530 
531 	DW_SWAP(u32ptr(fwcmd), sizeof(struct mbx_common_query_fw_config));
532 
533 	sc->config_number = HOST_32(fwcmd->params.rsp.config_number);
534 	sc->asic_revision = HOST_32(fwcmd->params.rsp.asic_revision);
535 	sc->port_id	  = HOST_32(fwcmd->params.rsp.port_id);
536 	sc->function_mode = HOST_32(fwcmd->params.rsp.function_mode);
537 	if ((sc->function_mode & (ULP_NIC_MODE | ULP_RDMA_MODE)) ==
538 	    (ULP_NIC_MODE | ULP_RDMA_MODE)) {
539 	  sc->rdma_flags = OCE_RDMA_FLAG_SUPPORTED;
540 	}
541 	sc->function_caps = HOST_32(fwcmd->params.rsp.function_caps);
542 
543 	if (fwcmd->params.rsp.ulp[0].ulp_mode & ULP_NIC_MODE) {
544 		sc->max_tx_rings = HOST_32(fwcmd->params.rsp.ulp[0].nic_wq_tot);
545 		sc->max_rx_rings = HOST_32(fwcmd->params.rsp.ulp[0].lro_rqid_tot);
546 	} else {
547 		sc->max_tx_rings = HOST_32(fwcmd->params.rsp.ulp[1].nic_wq_tot);
548 		sc->max_rx_rings = HOST_32(fwcmd->params.rsp.ulp[1].lro_rqid_tot);
549 	}
550 
551 error:
552 	return ret;
553 
554 }
555 
556 /**
557  *
558  * @brief function to create a device interface
559  * @param sc		software handle to the device
560  * @param cap_flags	capability flags
561  * @param en_flags	enable capability flags
562  * @param vlan_tag	optional vlan tag to associate with the if
563  * @param mac_addr	pointer to a buffer containing the mac address
564  * @param[out] if_id	[OUTPUT] pointer to an integer to hold the ID of the
565  interface created
566  * @returns		0 on success, EIO on failure
567  */
568 int
569 oce_if_create(POCE_SOFTC sc,
570 		uint32_t cap_flags,
571 		uint32_t en_flags,
572 		uint16_t vlan_tag,
573 		uint8_t *mac_addr,
574 		uint32_t *if_id)
575 {
576 	struct oce_mbx mbx;
577 	struct mbx_create_common_iface *fwcmd;
578 	int rc = 0;
579 
580 	bzero(&mbx, sizeof(struct oce_mbx));
581 
582 	fwcmd = (struct mbx_create_common_iface *)&mbx.payload;
583 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
584 				MBX_SUBSYSTEM_COMMON,
585 				OPCODE_COMMON_CREATE_IFACE,
586 				MBX_TIMEOUT_SEC,
587 				sizeof(struct mbx_create_common_iface),
588 				OCE_MBX_VER_V0);
589 	DW_SWAP(u32ptr(&fwcmd->hdr), sizeof(struct mbx_hdr));
590 
591 	fwcmd->params.req.version = 0;
592 	fwcmd->params.req.cap_flags = LE_32(cap_flags);
593 	fwcmd->params.req.enable_flags = LE_32(en_flags);
594 	if (mac_addr != NULL) {
595 		bcopy(mac_addr, &fwcmd->params.req.mac_addr[0], 6);
596 		fwcmd->params.req.vlan_tag.u0.normal.vtag = LE_16(vlan_tag);
597 		fwcmd->params.req.mac_invalid = 0;
598 	} else {
599 		fwcmd->params.req.mac_invalid = 1;
600 	}
601 
602 	mbx.u0.s.embedded = 1;
603 	mbx.payload_length = sizeof(struct mbx_create_common_iface);
604 	DW_SWAP(u32ptr(&mbx), OCE_BMBX_RHDR_SZ);
605 
606 	rc = oce_mbox_post(sc, &mbx, NULL);
607 	if (!rc)
608                 rc = fwcmd->hdr.u0.rsp.status;
609 	if (rc) {
610 		device_printf(sc->dev,
611 			      "%s failed - cmd status: %d addi status: %d\n",
612 			      __FUNCTION__, rc,
613 			      fwcmd->hdr.u0.rsp.additional_status);
614 		goto error;
615 	}
616 
617 	*if_id = HOST_32(fwcmd->params.rsp.if_id);
618 
619 	if (mac_addr != NULL)
620 		sc->pmac_id = HOST_32(fwcmd->params.rsp.pmac_id);
621 error:
622 	return rc;
623 }
624 
625 /**
626  * @brief		Function to delete an interface
627  * @param sc 		software handle to the device
628  * @param if_id		ID of the interface to delete
629  * @returns		0 on success, EIO on failure
630  */
631 int
632 oce_if_del(POCE_SOFTC sc, uint32_t if_id)
633 {
634 	struct oce_mbx mbx;
635 	struct mbx_destroy_common_iface *fwcmd;
636 	int rc = 0;
637 
638 	bzero(&mbx, sizeof(struct oce_mbx));
639 
640 	fwcmd = (struct mbx_destroy_common_iface *)&mbx.payload;
641 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
642 				MBX_SUBSYSTEM_COMMON,
643 				OPCODE_COMMON_DESTROY_IFACE,
644 				MBX_TIMEOUT_SEC,
645 				sizeof(struct mbx_destroy_common_iface),
646 				OCE_MBX_VER_V0);
647 
648 	fwcmd->params.req.if_id = if_id;
649 
650 	mbx.u0.s.embedded = 1;
651 	mbx.payload_length = sizeof(struct mbx_destroy_common_iface);
652 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
653 
654 	rc = oce_mbox_post(sc, &mbx, NULL);
655 	if (!rc)
656                 rc = fwcmd->hdr.u0.rsp.status;
657 	if (rc)
658 		device_printf(sc->dev,
659 			      "%s failed - cmd status: %d addi status: %d\n",
660 			      __FUNCTION__, rc,
661 			      fwcmd->hdr.u0.rsp.additional_status);
662 	return rc;
663 }
664 
665 /**
666  * @brief Function to send the mbx command to configure vlan
667  * @param sc 		software handle to the device
668  * @param if_id 	interface identifier index
669  * @param vtag_arr	array of vlan tags
670  * @param vtag_cnt	number of elements in array
671  * @param untagged	boolean TRUE/FLASE
672  * @param enable_promisc flag to enable/disable VLAN promiscuous mode
673  * @returns		0 on success, EIO on failure
674  */
675 int
676 oce_config_vlan(POCE_SOFTC sc,
677 		uint32_t if_id,
678 		struct normal_vlan *vtag_arr,
679 		uint8_t vtag_cnt, uint32_t untagged, uint32_t enable_promisc)
680 {
681 	struct oce_mbx mbx;
682 	struct mbx_common_config_vlan *fwcmd;
683 	int rc = 0;
684 
685 	if (sc->vlans_added > sc->max_vlans)
686 		goto vlan_promisc;
687 
688 	bzero(&mbx, sizeof(struct oce_mbx));
689 	fwcmd = (struct mbx_common_config_vlan *)&mbx.payload;
690 
691 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
692 				MBX_SUBSYSTEM_COMMON,
693 				OPCODE_COMMON_CONFIG_IFACE_VLAN,
694 				MBX_TIMEOUT_SEC,
695 				sizeof(struct mbx_common_config_vlan),
696 				OCE_MBX_VER_V0);
697 
698 	fwcmd->params.req.if_id = (uint8_t) if_id;
699 	fwcmd->params.req.promisc = (uint8_t) enable_promisc;
700 	fwcmd->params.req.untagged = (uint8_t) untagged;
701 	fwcmd->params.req.num_vlans = vtag_cnt;
702 
703 	if (!enable_promisc) {
704 		bcopy(vtag_arr, fwcmd->params.req.tags.normal_vlans,
705 			vtag_cnt * sizeof(struct normal_vlan));
706 	}
707 	mbx.u0.s.embedded = 1;
708 	mbx.payload_length = sizeof(struct mbx_common_config_vlan);
709 	DW_SWAP(u32ptr(&mbx), (OCE_BMBX_RHDR_SZ + mbx.payload_length));
710 
711 	rc = oce_mbox_post(sc, &mbx, NULL);
712 	if (!rc)
713                 rc = fwcmd->hdr.u0.rsp.status;
714 	if (rc)
715 		device_printf(sc->dev,
716 			      "%s failed - cmd status: %d addi status: %d\n",
717 			      __FUNCTION__, rc,
718 			      fwcmd->hdr.u0.rsp.additional_status);
719 
720 	goto done;
721 
722 vlan_promisc:
723 	/* Enable Vlan Promis */
724 	oce_rxf_set_promiscuous(sc, (1 << 1));
725 	device_printf(sc->dev,"Enabling Vlan Promisc Mode\n");
726 done:
727 	return rc;
728 
729 }
730 
731 /**
732  * @brief Function to set flow control capability in the hardware
733  * @param sc 		software handle to the device
734  * @param flow_control	flow control flags to set
735  * @returns		0 on success, EIO on failure
736  */
737 int
738 oce_set_flow_control(POCE_SOFTC sc, uint32_t flow_control)
739 {
740 	struct oce_mbx mbx;
741 	struct mbx_common_get_set_flow_control *fwcmd =
742 		(struct mbx_common_get_set_flow_control *)&mbx.payload;
743 	int rc;
744 
745 	bzero(&mbx, sizeof(struct oce_mbx));
746 
747 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
748 				MBX_SUBSYSTEM_COMMON,
749 				OPCODE_COMMON_SET_FLOW_CONTROL,
750 				MBX_TIMEOUT_SEC,
751 				sizeof(struct mbx_common_get_set_flow_control),
752 				OCE_MBX_VER_V0);
753 
754 	if (flow_control & OCE_FC_TX)
755 		fwcmd->tx_flow_control = 1;
756 
757 	if (flow_control & OCE_FC_RX)
758 		fwcmd->rx_flow_control = 1;
759 
760 	mbx.u0.s.embedded = 1;
761 	mbx.payload_length = sizeof(struct mbx_common_get_set_flow_control);
762 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
763 
764 	rc = oce_mbox_post(sc, &mbx, NULL);
765 	if (!rc)
766                 rc = fwcmd->hdr.u0.rsp.status;
767 	if (rc)
768 		device_printf(sc->dev,
769 			      "%s failed - cmd status: %d addi status: %d\n",
770 			      __FUNCTION__, rc,
771 			      fwcmd->hdr.u0.rsp.additional_status);
772 	return rc;
773 }
774 
775 /**
776  * @brief Initialize the RSS CPU indirection table
777  *
778  * The table is used to choose the queue to place the incomming packets.
779  * Incomming packets are hashed.  The lowest bits in the hash result
780  * are used as the index into the CPU indirection table.
781  * Each entry in the table contains the RSS CPU-ID returned by the NIC
782  * create.  Based on the CPU ID, the receive completion is routed to
783  * the corresponding RSS CQs.  (Non-RSS packets are always completed
784  * on the default (0) CQ).
785  *
786  * @param sc 		software handle to the device
787  * @param *fwcmd	pointer to the rss mbox command
788  * @returns		none
789  */
790 static int
791 oce_rss_itbl_init(POCE_SOFTC sc, struct mbx_config_nic_rss *fwcmd)
792 {
793 	int i = 0, j = 0, rc = 0;
794 	uint8_t *tbl = fwcmd->params.req.cputable;
795 	struct oce_rq *rq = NULL;
796 
797 
798 	for (j = 0; j < INDIRECTION_TABLE_ENTRIES ; j += (sc->nrqs - 1)) {
799 		for_all_rss_queues(sc, rq, i) {
800 			if ((j + i) >= INDIRECTION_TABLE_ENTRIES)
801 				break;
802 			tbl[j + i] = rq->rss_cpuid;
803 		}
804 	}
805 	if (i == 0) {
806 		device_printf(sc->dev, "error: Invalid number of RSS RQ's\n");
807 		rc = ENXIO;
808 
809 	}
810 
811 	/* fill log2 value indicating the size of the CPU table */
812 	if (rc == 0)
813 		fwcmd->params.req.cpu_tbl_sz_log2 = LE_16(OCE_LOG2(INDIRECTION_TABLE_ENTRIES));
814 
815 	return rc;
816 }
817 
818 /**
819  * @brief Function to set flow control capability in the hardware
820  * @param sc 		software handle to the device
821  * @param if_id 	interface id to read the address from
822  * @param enable_rss	0=disable, RSS_ENABLE_xxx flags otherwise
823  * @returns		0 on success, EIO on failure
824  */
825 int
826 oce_config_nic_rss(POCE_SOFTC sc, uint32_t if_id, uint16_t enable_rss)
827 {
828 	int rc;
829 	struct oce_mbx mbx;
830 	struct mbx_config_nic_rss *fwcmd =
831 				(struct mbx_config_nic_rss *)&mbx.payload;
832 	int version;
833 
834 	bzero(&mbx, sizeof(struct oce_mbx));
835 
836 	if (IS_XE201(sc) || IS_SH(sc)) {
837 		version = OCE_MBX_VER_V1;
838 		fwcmd->params.req.enable_rss = RSS_ENABLE_UDP_IPV4 |
839 					       RSS_ENABLE_UDP_IPV6;
840 	} else
841 		version = OCE_MBX_VER_V0;
842 
843 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
844 				MBX_SUBSYSTEM_NIC,
845 				NIC_CONFIG_RSS,
846 				MBX_TIMEOUT_SEC,
847 				sizeof(struct mbx_config_nic_rss),
848 				version);
849 	if (enable_rss)
850 		fwcmd->params.req.enable_rss |= (RSS_ENABLE_IPV4 |
851 					         RSS_ENABLE_TCP_IPV4 |
852 						 RSS_ENABLE_IPV6 |
853 						 RSS_ENABLE_TCP_IPV6);
854 
855 	if(!sc->enable_hwlro)
856 		fwcmd->params.req.flush = OCE_FLUSH;
857 	else
858 		fwcmd->params.req.flush = 0;
859 
860 	fwcmd->params.req.if_id = LE_32(if_id);
861 
862 	srandom(arc4random());	/* random entropy seed */
863 	read_random(fwcmd->params.req.hash, sizeof(fwcmd->params.req.hash));
864 
865 	rc = oce_rss_itbl_init(sc, fwcmd);
866 	if (rc == 0) {
867 		mbx.u0.s.embedded = 1;
868 		mbx.payload_length = sizeof(struct mbx_config_nic_rss);
869 		DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
870 
871 		rc = oce_mbox_post(sc, &mbx, NULL);
872 		if (!rc)
873                 	rc = fwcmd->hdr.u0.rsp.status;
874 		if (rc)
875 		device_printf(sc->dev,
876 			      "%s failed - cmd status: %d addi status: %d\n",
877 			      __FUNCTION__, rc,
878 			      fwcmd->hdr.u0.rsp.additional_status);
879 	}
880 	return rc;
881 }
882 
883 /**
884  * @brief 		RXF function to enable/disable device promiscuous mode
885  * @param sc		software handle to the device
886  * @param enable	enable/disable flag
887  * @returns		0 on success, EIO on failure
888  * @note
889  *	The NIC_CONFIG_PROMISCUOUS command deprecated for Lancer.
890  *	This function uses the COMMON_SET_IFACE_RX_FILTER command instead.
891  */
892 int
893 oce_rxf_set_promiscuous(POCE_SOFTC sc, uint8_t enable)
894 {
895 	struct mbx_set_common_iface_rx_filter *fwcmd;
896 	int sz = sizeof(struct mbx_set_common_iface_rx_filter);
897 	iface_rx_filter_ctx_t *req;
898 	OCE_DMA_MEM sgl;
899 	int rc;
900 
901 	/* allocate mbx payload's dma scatter/gather memory */
902 	rc = oce_dma_alloc(sc, sz, &sgl, 0);
903 	if (rc)
904 		return rc;
905 
906 	fwcmd = OCE_DMAPTR(&sgl, struct mbx_set_common_iface_rx_filter);
907 
908 	req =  &fwcmd->params.req;
909 	req->iface_flags_mask = MBX_RX_IFACE_FLAGS_PROMISCUOUS |
910 				MBX_RX_IFACE_FLAGS_VLAN_PROMISCUOUS;
911 	/* Bit 0 Mac promisc, Bit 1 Vlan promisc */
912 	if (enable & 0x01)
913 		req->iface_flags = MBX_RX_IFACE_FLAGS_PROMISCUOUS;
914 
915 	if (enable & 0x02)
916 		req->iface_flags |= MBX_RX_IFACE_FLAGS_VLAN_PROMISCUOUS;
917 
918 	req->if_id = sc->if_id;
919 
920 	rc = oce_set_common_iface_rx_filter(sc, &sgl);
921 	oce_dma_free(sc, &sgl);
922 
923 	return rc;
924 }
925 
926 
927 /**
928  * @brief 			Function modify and select rx filter options
929  * @param sc			software handle to the device
930  * @param sgl			scatter/gather request/response
931  * @returns			0 on success, error code on failure
932  */
933 int
934 oce_set_common_iface_rx_filter(POCE_SOFTC sc, POCE_DMA_MEM sgl)
935 {
936 	struct oce_mbx mbx;
937 	int mbx_sz = sizeof(struct mbx_set_common_iface_rx_filter);
938 	struct mbx_set_common_iface_rx_filter *fwcmd;
939 	int rc;
940 
941 	bzero(&mbx, sizeof(struct oce_mbx));
942 	fwcmd = OCE_DMAPTR(sgl, struct mbx_set_common_iface_rx_filter);
943 
944 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
945 				MBX_SUBSYSTEM_COMMON,
946 				OPCODE_COMMON_SET_IFACE_RX_FILTER,
947 				MBX_TIMEOUT_SEC,
948 				mbx_sz,
949 				OCE_MBX_VER_V0);
950 
951 	oce_dma_sync(sgl, BUS_DMASYNC_PREWRITE);
952 	mbx.u0.s.embedded = 0;
953 	mbx.u0.s.sge_count = 1;
954 	mbx.payload.u0.u1.sgl[0].pa_lo = ADDR_LO(sgl->paddr);
955 	mbx.payload.u0.u1.sgl[0].pa_hi = ADDR_HI(sgl->paddr);
956 	mbx.payload.u0.u1.sgl[0].length = mbx_sz;
957 	mbx.payload_length = mbx_sz;
958 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
959 
960 	rc = oce_mbox_post(sc, &mbx, NULL);
961 	if (!rc)
962                 rc = fwcmd->hdr.u0.rsp.status;
963 	if (rc)
964 		device_printf(sc->dev,
965 			      "%s failed - cmd status: %d addi status: %d\n",
966 			      __FUNCTION__, rc,
967 			      fwcmd->hdr.u0.rsp.additional_status);
968 	return rc;
969 }
970 
971 /**
972  * @brief Function to query the link status from the hardware
973  * @param sc 		software handle to the device
974  * @param[out] link	pointer to the structure returning link attributes
975  * @returns		0 on success, EIO on failure
976  */
977 int
978 oce_get_link_status(POCE_SOFTC sc, struct link_status *link)
979 {
980 	struct oce_mbx mbx;
981 	struct mbx_query_common_link_config *fwcmd;
982 	int rc = 0, version;
983 
984 	bzero(&mbx, sizeof(struct oce_mbx));
985 
986 	IS_BE2(sc) ? (version = OCE_MBX_VER_V0) : (version = OCE_MBX_VER_V1);
987 
988 	fwcmd = (struct mbx_query_common_link_config *)&mbx.payload;
989 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
990 				MBX_SUBSYSTEM_COMMON,
991 				OPCODE_COMMON_QUERY_LINK_CONFIG,
992 				MBX_TIMEOUT_SEC,
993 				sizeof(struct mbx_query_common_link_config),
994 				version);
995 
996 	mbx.u0.s.embedded = 1;
997 	mbx.payload_length = sizeof(struct mbx_query_common_link_config);
998 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
999 
1000 	rc = oce_mbox_post(sc, &mbx, NULL);
1001 
1002 	if (!rc)
1003                 rc = fwcmd->hdr.u0.rsp.status;
1004 	if (rc) {
1005 		device_printf(sc->dev,
1006 			      "%s failed - cmd status: %d addi status: %d\n",
1007 			      __FUNCTION__, rc,
1008 			      fwcmd->hdr.u0.rsp.additional_status);
1009 		goto error;
1010 	}
1011 	/* interpret response */
1012 	link->qos_link_speed = HOST_16(fwcmd->params.rsp.qos_link_speed);
1013 	link->phys_port_speed = fwcmd->params.rsp.physical_port_speed;
1014 	link->logical_link_status = fwcmd->params.rsp.logical_link_status;
1015 error:
1016 	return rc;
1017 }
1018 
1019 
1020 /**
1021  * @brief Function to get NIC statistics
1022  * @param sc            software handle to the device
1023  * @param *stats        pointer to where to store statistics
1024  * @param reset_stats   resets statistics of set
1025  * @returns             0 on success, EIO on failure
1026  * @note                command depricated in Lancer
1027  */
1028 #define OCE_MBOX_GET_NIC_STATS(sc, pstats_dma_mem, version) 				\
1029 int 											\
1030 oce_mbox_get_nic_stats_v##version(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem) 		\
1031 { 											\
1032         struct oce_mbx mbx; 								\
1033         struct mbx_get_nic_stats_v##version *fwcmd; 					\
1034         int rc = 0; 									\
1035 											\
1036         bzero(&mbx, sizeof(struct oce_mbx)); 						\
1037         fwcmd = OCE_DMAPTR(pstats_dma_mem, struct mbx_get_nic_stats_v##version); 	\
1038         bzero(fwcmd, sizeof(*fwcmd)); 							\
1039 											\
1040         mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0, 					\
1041                                 MBX_SUBSYSTEM_NIC, 					\
1042                                 NIC_GET_STATS, 						\
1043                                 MBX_TIMEOUT_SEC, 					\
1044                                 sizeof(*fwcmd), 					\
1045                                 OCE_MBX_VER_V##version); 				\
1046 											\
1047         mbx.u0.s.embedded = 0;  /* stats too large for embedded mbx rsp */ 		\
1048         mbx.u0.s.sge_count = 1; /* using scatter gather instead */ 			\
1049 											\
1050         oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_PREWRITE); 				\
1051         mbx.payload.u0.u1.sgl[0].pa_lo = ADDR_LO(pstats_dma_mem->paddr);		\
1052         mbx.payload.u0.u1.sgl[0].pa_hi = ADDR_HI(pstats_dma_mem->paddr); 		\
1053         mbx.payload.u0.u1.sgl[0].length = sizeof(*fwcmd); 				\
1054         mbx.payload_length = sizeof(*fwcmd); 						\
1055         DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ); 			\
1056 											\
1057         rc = oce_mbox_post(sc, &mbx, NULL); 						\
1058         oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_POSTWRITE); 				\
1059         if (!rc) 									\
1060                 rc = fwcmd->hdr.u0.rsp.status; 						\
1061         if (rc) 									\
1062                 device_printf(sc->dev, 							\
1063                               "%s failed - cmd status: %d addi status: %d\n", 		\
1064                               __FUNCTION__, rc, 					\
1065                               fwcmd->hdr.u0.rsp.additional_status); 			\
1066         return rc; 									\
1067 }
1068 
1069 OCE_MBOX_GET_NIC_STATS(sc, pstats_dma_mem, 0);
1070 OCE_MBOX_GET_NIC_STATS(sc, pstats_dma_mem, 1);
1071 OCE_MBOX_GET_NIC_STATS(sc, pstats_dma_mem, 2);
1072 
1073 
1074 /**
1075  * @brief Function to get pport (physical port) statistics
1076  * @param sc 		software handle to the device
1077  * @param *stats	pointer to where to store statistics
1078  * @param reset_stats	resets statistics of set
1079  * @returns		0 on success, EIO on failure
1080  */
1081 int
1082 oce_mbox_get_pport_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem,
1083 				uint32_t reset_stats)
1084 {
1085 	struct oce_mbx mbx;
1086 	struct mbx_get_pport_stats *fwcmd;
1087 	int rc = 0;
1088 
1089 	bzero(&mbx, sizeof(struct oce_mbx));
1090 	fwcmd = OCE_DMAPTR(pstats_dma_mem, struct mbx_get_pport_stats);
1091 	bzero(fwcmd, sizeof(struct mbx_get_pport_stats));
1092 
1093 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1094 				MBX_SUBSYSTEM_NIC,
1095 				NIC_GET_PPORT_STATS,
1096 				MBX_TIMEOUT_SEC,
1097 				sizeof(struct mbx_get_pport_stats),
1098 				OCE_MBX_VER_V0);
1099 
1100 	fwcmd->params.req.reset_stats = reset_stats;
1101 	fwcmd->params.req.port_number = sc->port_id;
1102 
1103 	mbx.u0.s.embedded = 0;	/* stats too large for embedded mbx rsp */
1104 	mbx.u0.s.sge_count = 1; /* using scatter gather instead */
1105 
1106 	oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_PREWRITE);
1107 	mbx.payload.u0.u1.sgl[0].pa_lo = ADDR_LO(pstats_dma_mem->paddr);
1108 	mbx.payload.u0.u1.sgl[0].pa_hi = ADDR_HI(pstats_dma_mem->paddr);
1109 	mbx.payload.u0.u1.sgl[0].length = sizeof(struct mbx_get_pport_stats);
1110 
1111 	mbx.payload_length = sizeof(struct mbx_get_pport_stats);
1112 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1113 
1114 	rc = oce_mbox_post(sc, &mbx, NULL);
1115 	oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_POSTWRITE);
1116 
1117 	if (!rc)
1118                 rc = fwcmd->hdr.u0.rsp.status;
1119 	if (rc)
1120 		device_printf(sc->dev,
1121 			      "%s failed - cmd status: %d addi status: %d\n",
1122 			      __FUNCTION__, rc,
1123 			      fwcmd->hdr.u0.rsp.additional_status);
1124 	return rc;
1125 }
1126 
1127 
1128 /**
1129  * @brief Function to get vport (virtual port) statistics
1130  * @param sc 		software handle to the device
1131  * @param *stats	pointer to where to store statistics
1132  * @param reset_stats	resets statistics of set
1133  * @returns		0 on success, EIO on failure
1134  */
1135 int
1136 oce_mbox_get_vport_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem,
1137 				uint32_t req_size, uint32_t reset_stats)
1138 {
1139 	struct oce_mbx mbx;
1140 	struct mbx_get_vport_stats *fwcmd;
1141 	int rc = 0;
1142 
1143 	bzero(&mbx, sizeof(struct oce_mbx));
1144 
1145 	fwcmd = OCE_DMAPTR(pstats_dma_mem, struct mbx_get_vport_stats);
1146 	bzero(fwcmd, sizeof(struct mbx_get_vport_stats));
1147 
1148 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1149 				MBX_SUBSYSTEM_NIC,
1150 				NIC_GET_VPORT_STATS,
1151 				MBX_TIMEOUT_SEC,
1152 				sizeof(struct mbx_get_vport_stats),
1153 				OCE_MBX_VER_V0);
1154 
1155 	fwcmd->params.req.reset_stats = reset_stats;
1156 	fwcmd->params.req.vport_number = sc->if_id;
1157 
1158 	mbx.u0.s.embedded = 0;	/* stats too large for embedded mbx rsp */
1159 	mbx.u0.s.sge_count = 1; /* using scatter gather instead */
1160 
1161 	oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_PREWRITE);
1162 	mbx.payload.u0.u1.sgl[0].pa_lo = ADDR_LO(pstats_dma_mem->paddr);
1163 	mbx.payload.u0.u1.sgl[0].pa_hi = ADDR_HI(pstats_dma_mem->paddr);
1164 	mbx.payload.u0.u1.sgl[0].length = sizeof(struct mbx_get_vport_stats);
1165 
1166 	mbx.payload_length = sizeof(struct mbx_get_vport_stats);
1167 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1168 
1169 	rc = oce_mbox_post(sc, &mbx, NULL);
1170 	oce_dma_sync(pstats_dma_mem, BUS_DMASYNC_POSTWRITE);
1171 
1172 	if (!rc)
1173                 rc = fwcmd->hdr.u0.rsp.status;
1174 	if (rc)
1175 		device_printf(sc->dev,
1176 			      "%s failed - cmd status: %d addi status: %d\n",
1177 			      __FUNCTION__, rc,
1178 			      fwcmd->hdr.u0.rsp.additional_status);
1179 	return rc;
1180 }
1181 
1182 
1183 /**
1184  * @brief               Function to update the muticast filter with
1185  *                      values in dma_mem
1186  * @param sc            software handle to the device
1187  * @param dma_mem       pointer to dma memory region
1188  * @returns             0 on success, EIO on failure
1189  */
1190 int
1191 oce_update_multicast(POCE_SOFTC sc, POCE_DMA_MEM pdma_mem)
1192 {
1193 	struct oce_mbx mbx;
1194 	struct oce_mq_sge *sgl;
1195 	struct mbx_set_common_iface_multicast *req = NULL;
1196 	int rc = 0;
1197 
1198 	req = OCE_DMAPTR(pdma_mem, struct mbx_set_common_iface_multicast);
1199 	mbx_common_req_hdr_init(&req->hdr, 0, 0,
1200 				MBX_SUBSYSTEM_COMMON,
1201 				OPCODE_COMMON_SET_IFACE_MULTICAST,
1202 				MBX_TIMEOUT_SEC,
1203 				sizeof(struct mbx_set_common_iface_multicast),
1204 				OCE_MBX_VER_V0);
1205 
1206 	bzero(&mbx, sizeof(struct oce_mbx));
1207 
1208 	mbx.u0.s.embedded = 0; /*Non embeded*/
1209 	mbx.payload_length = sizeof(struct mbx_set_common_iface_multicast);
1210 	mbx.u0.s.sge_count = 1;
1211 	sgl = &mbx.payload.u0.u1.sgl[0];
1212 	sgl->pa_hi = htole32(upper_32_bits(pdma_mem->paddr));
1213 	sgl->pa_lo = htole32((pdma_mem->paddr) & 0xFFFFFFFF);
1214 	sgl->length = htole32(mbx.payload_length);
1215 
1216 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1217 
1218 	rc = oce_mbox_post(sc, &mbx, NULL);
1219 	if (!rc)
1220                 rc = req->hdr.u0.rsp.status;
1221 	if (rc)
1222 		device_printf(sc->dev,
1223 			      "%s failed - cmd status: %d addi status: %d\n",
1224 			      __FUNCTION__, rc,
1225 			      req->hdr.u0.rsp.additional_status);
1226 	return rc;
1227 }
1228 
1229 
1230 /**
1231  * @brief               Function to send passthrough Ioctls
1232  * @param sc            software handle to the device
1233  * @param dma_mem       pointer to dma memory region
1234  * @param req_size      size of dma_mem
1235  * @returns             0 on success, EIO on failure
1236  */
1237 int
1238 oce_pass_through_mbox(POCE_SOFTC sc, POCE_DMA_MEM dma_mem, uint32_t req_size)
1239 {
1240 	struct oce_mbx mbx;
1241 	struct oce_mq_sge *sgl;
1242 	int rc = 0;
1243 
1244 	bzero(&mbx, sizeof(struct oce_mbx));
1245 
1246 	mbx.u0.s.embedded  = 0; /*Non embeded*/
1247 	mbx.payload_length = req_size;
1248 	mbx.u0.s.sge_count = 1;
1249 	sgl = &mbx.payload.u0.u1.sgl[0];
1250 	sgl->pa_hi = htole32(upper_32_bits(dma_mem->paddr));
1251 	sgl->pa_lo = htole32((dma_mem->paddr) & 0xFFFFFFFF);
1252 	sgl->length = htole32(req_size);
1253 
1254 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1255 
1256 	rc = oce_mbox_post(sc, &mbx, NULL);
1257 	return rc;
1258 }
1259 
1260 
1261 int
1262 oce_mbox_macaddr_add(POCE_SOFTC sc, uint8_t *mac_addr,
1263 		 uint32_t if_id, uint32_t *pmac_id)
1264 {
1265 	struct oce_mbx mbx;
1266 	struct mbx_add_common_iface_mac *fwcmd;
1267 	int rc = 0;
1268 
1269 	bzero(&mbx, sizeof(struct oce_mbx));
1270 
1271 	fwcmd = (struct mbx_add_common_iface_mac *)&mbx.payload;
1272 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1273 				MBX_SUBSYSTEM_COMMON,
1274 				OPCODE_COMMON_ADD_IFACE_MAC,
1275 				MBX_TIMEOUT_SEC,
1276 				sizeof(struct mbx_add_common_iface_mac),
1277 				OCE_MBX_VER_V0);
1278 
1279 	fwcmd->params.req.if_id = (uint16_t) if_id;
1280 	bcopy(mac_addr, fwcmd->params.req.mac_address, 6);
1281 
1282 	mbx.u0.s.embedded = 1;
1283 	mbx.payload_length = sizeof(struct  mbx_add_common_iface_mac);
1284 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1285 	rc = oce_mbox_post(sc, &mbx, NULL);
1286 	if (!rc)
1287                 rc = fwcmd->hdr.u0.rsp.status;
1288 	if (rc) {
1289 		device_printf(sc->dev,
1290 			      "%s failed - cmd status: %d addi status: %d\n",
1291 			      __FUNCTION__, rc,
1292 			      fwcmd->hdr.u0.rsp.additional_status);
1293 		goto error;
1294 	}
1295 	*pmac_id = fwcmd->params.rsp.pmac_id;
1296 error:
1297 	return rc;
1298 }
1299 
1300 
1301 int
1302 oce_mbox_macaddr_del(POCE_SOFTC sc, uint32_t if_id, uint32_t pmac_id)
1303 {
1304 	struct oce_mbx mbx;
1305 	struct mbx_del_common_iface_mac *fwcmd;
1306 	int rc = 0;
1307 
1308 	bzero(&mbx, sizeof(struct oce_mbx));
1309 
1310 	fwcmd = (struct mbx_del_common_iface_mac *)&mbx.payload;
1311 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1312 				MBX_SUBSYSTEM_COMMON,
1313 				OPCODE_COMMON_DEL_IFACE_MAC,
1314 				MBX_TIMEOUT_SEC,
1315 				sizeof(struct mbx_del_common_iface_mac),
1316 				OCE_MBX_VER_V0);
1317 
1318 	fwcmd->params.req.if_id = (uint16_t)if_id;
1319 	fwcmd->params.req.pmac_id = pmac_id;
1320 
1321 	mbx.u0.s.embedded = 1;
1322 	mbx.payload_length = sizeof(struct  mbx_del_common_iface_mac);
1323 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1324 
1325 	rc = oce_mbox_post(sc, &mbx, NULL);
1326 	if (!rc)
1327                 rc = fwcmd->hdr.u0.rsp.status;
1328 	if (rc)
1329 		device_printf(sc->dev,
1330 			      "%s failed - cmd status: %d addi status: %d\n",
1331 			      __FUNCTION__, rc,
1332 			      fwcmd->hdr.u0.rsp.additional_status);
1333 	return rc;
1334 }
1335 
1336 
1337 
1338 int
1339 oce_mbox_check_native_mode(POCE_SOFTC sc)
1340 {
1341 	struct oce_mbx mbx;
1342 	struct mbx_common_set_function_cap *fwcmd;
1343 	int rc = 0;
1344 
1345 	bzero(&mbx, sizeof(struct oce_mbx));
1346 
1347 	fwcmd = (struct mbx_common_set_function_cap *)&mbx.payload;
1348 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1349 				MBX_SUBSYSTEM_COMMON,
1350 				OPCODE_COMMON_SET_FUNCTIONAL_CAPS,
1351 				MBX_TIMEOUT_SEC,
1352 				sizeof(struct mbx_common_set_function_cap),
1353 				OCE_MBX_VER_V0);
1354 
1355 	fwcmd->params.req.valid_capability_flags = CAP_SW_TIMESTAMPS |
1356 							CAP_BE3_NATIVE_ERX_API;
1357 
1358 	fwcmd->params.req.capability_flags = CAP_BE3_NATIVE_ERX_API;
1359 
1360 	mbx.u0.s.embedded = 1;
1361 	mbx.payload_length = sizeof(struct mbx_common_set_function_cap);
1362 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1363 
1364 	rc = oce_mbox_post(sc, &mbx, NULL);
1365 	if (!rc)
1366                 rc = fwcmd->hdr.u0.rsp.status;
1367 	if (rc) {
1368 		device_printf(sc->dev,
1369 			      "%s failed - cmd status: %d addi status: %d\n",
1370 			      __FUNCTION__, rc,
1371 			      fwcmd->hdr.u0.rsp.additional_status);
1372 		goto error;
1373 	}
1374 	sc->be3_native = HOST_32(fwcmd->params.rsp.capability_flags)
1375 			& CAP_BE3_NATIVE_ERX_API;
1376 
1377 error:
1378 	return 0;
1379 }
1380 
1381 
1382 
1383 int
1384 oce_mbox_cmd_set_loopback(POCE_SOFTC sc, uint8_t port_num,
1385 		uint8_t loopback_type, uint8_t enable)
1386 {
1387 	struct oce_mbx mbx;
1388 	struct mbx_lowlevel_set_loopback_mode *fwcmd;
1389 	int rc = 0;
1390 
1391 
1392 	bzero(&mbx, sizeof(struct oce_mbx));
1393 
1394 	fwcmd = (struct mbx_lowlevel_set_loopback_mode *)&mbx.payload;
1395 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1396 				MBX_SUBSYSTEM_LOWLEVEL,
1397 				OPCODE_LOWLEVEL_SET_LOOPBACK_MODE,
1398 				MBX_TIMEOUT_SEC,
1399 				sizeof(struct mbx_lowlevel_set_loopback_mode),
1400 				OCE_MBX_VER_V0);
1401 
1402 	fwcmd->params.req.src_port = port_num;
1403 	fwcmd->params.req.dest_port = port_num;
1404 	fwcmd->params.req.loopback_type = loopback_type;
1405 	fwcmd->params.req.loopback_state = enable;
1406 
1407 	mbx.u0.s.embedded = 1;
1408 	mbx.payload_length = sizeof(struct  mbx_lowlevel_set_loopback_mode);
1409 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1410 
1411 	rc = oce_mbox_post(sc, &mbx, NULL);
1412 	if (!rc)
1413                 rc = fwcmd->hdr.u0.rsp.status;
1414 	if (rc)
1415 		device_printf(sc->dev,
1416 			      "%s failed - cmd status: %d addi status: %d\n",
1417 			      __FUNCTION__, rc,
1418 			      fwcmd->hdr.u0.rsp.additional_status);
1419 
1420 	return rc;
1421 
1422 }
1423 
1424 int
1425 oce_mbox_cmd_test_loopback(POCE_SOFTC sc, uint32_t port_num,
1426 	uint32_t loopback_type, uint32_t pkt_size, uint32_t num_pkts,
1427 	uint64_t pattern)
1428 {
1429 
1430 	struct oce_mbx mbx;
1431 	struct mbx_lowlevel_test_loopback_mode *fwcmd;
1432 	int rc = 0;
1433 
1434 
1435 	bzero(&mbx, sizeof(struct oce_mbx));
1436 
1437 	fwcmd = (struct mbx_lowlevel_test_loopback_mode *)&mbx.payload;
1438 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1439 				MBX_SUBSYSTEM_LOWLEVEL,
1440 				OPCODE_LOWLEVEL_TEST_LOOPBACK,
1441 				MBX_TIMEOUT_SEC,
1442 				sizeof(struct mbx_lowlevel_test_loopback_mode),
1443 				OCE_MBX_VER_V0);
1444 
1445 	fwcmd->params.req.pattern = pattern;
1446 	fwcmd->params.req.src_port = port_num;
1447 	fwcmd->params.req.dest_port = port_num;
1448 	fwcmd->params.req.pkt_size = pkt_size;
1449 	fwcmd->params.req.num_pkts = num_pkts;
1450 	fwcmd->params.req.loopback_type = loopback_type;
1451 
1452 	mbx.u0.s.embedded = 1;
1453 	mbx.payload_length = sizeof(struct  mbx_lowlevel_test_loopback_mode);
1454 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1455 
1456 	rc = oce_mbox_post(sc, &mbx, NULL);
1457 	if (!rc)
1458                 rc = fwcmd->hdr.u0.rsp.status;
1459 	if (rc)
1460 		device_printf(sc->dev,
1461 			      "%s failed - cmd status: %d addi status: %d\n",
1462 			      __FUNCTION__, rc,
1463 			      fwcmd->hdr.u0.rsp.additional_status);
1464 
1465 	return rc;
1466 }
1467 
1468 int
1469 oce_mbox_write_flashrom(POCE_SOFTC sc, uint32_t optype,uint32_t opcode,
1470 				POCE_DMA_MEM pdma_mem, uint32_t num_bytes)
1471 {
1472 
1473 	struct oce_mbx mbx;
1474 	struct oce_mq_sge *sgl = NULL;
1475 	struct mbx_common_read_write_flashrom *fwcmd = NULL;
1476 	int rc = 0, payload_len = 0;
1477 
1478 	bzero(&mbx, sizeof(struct oce_mbx));
1479 	fwcmd = OCE_DMAPTR(pdma_mem, struct mbx_common_read_write_flashrom);
1480 	payload_len = sizeof(struct mbx_common_read_write_flashrom) + 32*1024;
1481 
1482 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1483 				MBX_SUBSYSTEM_COMMON,
1484 				OPCODE_COMMON_WRITE_FLASHROM,
1485 				LONG_TIMEOUT,
1486 				payload_len,
1487 				OCE_MBX_VER_V0);
1488 
1489 	fwcmd->flash_op_type = LE_32(optype);
1490 	fwcmd->flash_op_code = LE_32(opcode);
1491 	fwcmd->data_buffer_size = LE_32(num_bytes);
1492 
1493 	mbx.u0.s.embedded  = 0; /*Non embeded*/
1494 	mbx.payload_length = payload_len;
1495 	mbx.u0.s.sge_count = 1;
1496 
1497 	sgl = &mbx.payload.u0.u1.sgl[0];
1498 	sgl->pa_hi = upper_32_bits(pdma_mem->paddr);
1499 	sgl->pa_lo = pdma_mem->paddr & 0xFFFFFFFF;
1500 	sgl->length = payload_len;
1501 
1502 	/* post the command */
1503 	rc = oce_mbox_post(sc, &mbx, NULL);
1504 	if (!rc)
1505                 rc = fwcmd->hdr.u0.rsp.status;
1506 	if (rc)
1507 		device_printf(sc->dev,
1508 			      "%s failed - cmd status: %d addi status: %d\n",
1509 			      __FUNCTION__, rc,
1510 			      fwcmd->hdr.u0.rsp.additional_status);
1511 
1512 	return rc;
1513 
1514 }
1515 
1516 int
1517 oce_mbox_get_flashrom_crc(POCE_SOFTC sc, uint8_t *flash_crc,
1518 				uint32_t offset, uint32_t optype)
1519 {
1520 
1521 	int rc = 0, payload_len = 0;
1522 	struct oce_mbx mbx;
1523 	struct mbx_common_read_write_flashrom *fwcmd;
1524 
1525 	bzero(&mbx, sizeof(struct oce_mbx));
1526 
1527 	fwcmd = (struct mbx_common_read_write_flashrom *)&mbx.payload;
1528 
1529 	/* Firmware requires extra 4 bytes with this ioctl. Since there
1530 	   is enough room in the mbx payload it should be good enough
1531 	   Reference: Bug 14853
1532 	*/
1533 	payload_len = sizeof(struct mbx_common_read_write_flashrom) + 4;
1534 
1535 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1536 				MBX_SUBSYSTEM_COMMON,
1537 				OPCODE_COMMON_READ_FLASHROM,
1538 				MBX_TIMEOUT_SEC,
1539 				payload_len,
1540 				OCE_MBX_VER_V0);
1541 
1542 	fwcmd->flash_op_type = optype;
1543 	fwcmd->flash_op_code = FLASHROM_OPER_REPORT;
1544 	fwcmd->data_offset = offset;
1545 	fwcmd->data_buffer_size = 0x4;
1546 
1547 	mbx.u0.s.embedded  = 1;
1548 	mbx.payload_length = payload_len;
1549 
1550 	/* 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 	bcopy(fwcmd->data_buffer, flash_crc, 4);
1562 error:
1563 	return rc;
1564 }
1565 
1566 int
1567 oce_mbox_get_phy_info(POCE_SOFTC sc, struct oce_phy_info *phy_info)
1568 {
1569 
1570 	struct oce_mbx mbx;
1571 	struct mbx_common_phy_info *fwcmd;
1572 	int rc = 0;
1573 
1574 	bzero(&mbx, sizeof(struct oce_mbx));
1575 
1576 	fwcmd = (struct mbx_common_phy_info *)&mbx.payload;
1577 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1578 				MBX_SUBSYSTEM_COMMON,
1579 				OPCODE_COMMON_GET_PHY_CONFIG,
1580 				MBX_TIMEOUT_SEC,
1581 				sizeof(struct mbx_common_phy_info),
1582 				OCE_MBX_VER_V0);
1583 
1584 	mbx.u0.s.embedded = 1;
1585 	mbx.payload_length = sizeof(struct  mbx_common_phy_info);
1586 
1587 	/* now post the command */
1588 	rc = oce_mbox_post(sc, &mbx, NULL);
1589 	if (!rc)
1590                 rc = fwcmd->hdr.u0.rsp.status;
1591 	if (rc) {
1592 		device_printf(sc->dev,
1593 			      "%s failed - cmd status: %d addi status: %d\n",
1594 			      __FUNCTION__, rc,
1595 			      fwcmd->hdr.u0.rsp.additional_status);
1596 		goto error;
1597 	}
1598 	phy_info->phy_type = HOST_16(fwcmd->params.rsp.phy_info.phy_type);
1599 	phy_info->interface_type =
1600 			HOST_16(fwcmd->params.rsp.phy_info.interface_type);
1601 	phy_info->auto_speeds_supported =
1602 		HOST_16(fwcmd->params.rsp.phy_info.auto_speeds_supported);
1603 	phy_info->fixed_speeds_supported =
1604 		HOST_16(fwcmd->params.rsp.phy_info.fixed_speeds_supported);
1605 	phy_info->misc_params = HOST_32(fwcmd->params.rsp.phy_info.misc_params);
1606 error:
1607 	return rc;
1608 
1609 }
1610 
1611 
1612 int
1613 oce_mbox_lancer_write_flashrom(POCE_SOFTC sc, uint32_t data_size,
1614 			uint32_t data_offset, POCE_DMA_MEM pdma_mem,
1615 			uint32_t *written_data, uint32_t *additional_status)
1616 {
1617 
1618 	struct oce_mbx mbx;
1619 	struct mbx_lancer_common_write_object *fwcmd = NULL;
1620 	int rc = 0, payload_len = 0;
1621 
1622 	bzero(&mbx, sizeof(struct oce_mbx));
1623 	payload_len = sizeof(struct mbx_lancer_common_write_object);
1624 
1625 	mbx.u0.s.embedded  = 1;/* Embedded */
1626 	mbx.payload_length = payload_len;
1627 	fwcmd = (struct mbx_lancer_common_write_object *)&mbx.payload;
1628 
1629 	/* initialize the ioctl header */
1630 	mbx_common_req_hdr_init(&fwcmd->params.req.hdr, 0, 0,
1631 				MBX_SUBSYSTEM_COMMON,
1632 				OPCODE_COMMON_WRITE_OBJECT,
1633 				LONG_TIMEOUT,
1634 				payload_len,
1635 				OCE_MBX_VER_V0);
1636 
1637 	fwcmd->params.req.write_length = data_size;
1638 	if (data_size == 0)
1639 		fwcmd->params.req.eof = 1;
1640 	else
1641 		fwcmd->params.req.eof = 0;
1642 
1643 	strcpy(fwcmd->params.req.object_name, "/prg");
1644 	fwcmd->params.req.descriptor_count = 1;
1645 	fwcmd->params.req.write_offset = data_offset;
1646 	fwcmd->params.req.buffer_length = data_size;
1647 	fwcmd->params.req.address_lower = pdma_mem->paddr & 0xFFFFFFFF;
1648 	fwcmd->params.req.address_upper = upper_32_bits(pdma_mem->paddr);
1649 
1650 	/* post the command */
1651 	rc = oce_mbox_post(sc, &mbx, NULL);
1652 	if (!rc)
1653                 rc = fwcmd->params.rsp.status;
1654 	if (rc) {
1655 		device_printf(sc->dev,
1656 			      "%s failed - cmd status: %d addi status: %d\n",
1657 			      __FUNCTION__, rc,
1658 			      fwcmd->params.rsp.additional_status);
1659 		goto error;
1660 	}
1661 	*written_data = HOST_32(fwcmd->params.rsp.actual_write_length);
1662 	*additional_status = fwcmd->params.rsp.additional_status;
1663 error:
1664 	return rc;
1665 
1666 }
1667 
1668 
1669 
1670 int
1671 oce_mbox_create_rq(struct oce_rq *rq)
1672 {
1673 
1674 	struct oce_mbx mbx;
1675 	struct mbx_create_nic_rq *fwcmd;
1676 	POCE_SOFTC sc = rq->parent;
1677 	int rc, num_pages = 0;
1678 
1679 	if (rq->qstate == QCREATED)
1680 		return 0;
1681 
1682 	bzero(&mbx, sizeof(struct oce_mbx));
1683 
1684 	fwcmd = (struct mbx_create_nic_rq *)&mbx.payload;
1685 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1686 				MBX_SUBSYSTEM_NIC,
1687 				NIC_CREATE_RQ, MBX_TIMEOUT_SEC,
1688 				sizeof(struct mbx_create_nic_rq),
1689 				OCE_MBX_VER_V0);
1690 
1691 	/* oce_page_list will also prepare pages */
1692 	num_pages = oce_page_list(rq->ring, &fwcmd->params.req.pages[0]);
1693 
1694 	if (IS_XE201(sc)) {
1695 		fwcmd->params.req.frag_size = rq->cfg.frag_size/2048;
1696 		fwcmd->params.req.page_size = 1;
1697 		fwcmd->hdr.u0.req.version = OCE_MBX_VER_V1;
1698 	} else
1699 		fwcmd->params.req.frag_size = OCE_LOG2(rq->cfg.frag_size);
1700 	fwcmd->params.req.num_pages = num_pages;
1701 	fwcmd->params.req.cq_id = rq->cq->cq_id;
1702 	fwcmd->params.req.if_id = sc->if_id;
1703 	fwcmd->params.req.max_frame_size = rq->cfg.mtu;
1704 	fwcmd->params.req.is_rss_queue = rq->cfg.is_rss_queue;
1705 
1706 	mbx.u0.s.embedded = 1;
1707 	mbx.payload_length = sizeof(struct mbx_create_nic_rq);
1708 
1709 	rc = oce_mbox_post(sc, &mbx, NULL);
1710 	if (!rc)
1711                 rc = fwcmd->hdr.u0.rsp.status;
1712 	if (rc) {
1713 		device_printf(sc->dev,
1714 			      "%s failed - cmd status: %d addi status: %d\n",
1715 			      __FUNCTION__, rc,
1716 			      fwcmd->hdr.u0.rsp.additional_status);
1717 		goto error;
1718 	}
1719 	rq->rq_id = HOST_16(fwcmd->params.rsp.rq_id);
1720 	rq->rss_cpuid = fwcmd->params.rsp.rss_cpuid;
1721 error:
1722 	return rc;
1723 
1724 }
1725 
1726 
1727 
1728 int
1729 oce_mbox_create_wq(struct oce_wq *wq)
1730 {
1731 	struct oce_mbx mbx;
1732 	struct mbx_create_nic_wq *fwcmd;
1733 	POCE_SOFTC sc = wq->parent;
1734 	int rc = 0, version, num_pages;
1735 
1736 	bzero(&mbx, sizeof(struct oce_mbx));
1737 
1738 	fwcmd = (struct mbx_create_nic_wq *)&mbx.payload;
1739 	if (IS_XE201(sc))
1740 		version = OCE_MBX_VER_V1;
1741 	else if(IS_BE(sc))
1742 		IS_PROFILE_SUPER_NIC(sc) ? (version = OCE_MBX_VER_V2)
1743 					 : (version = OCE_MBX_VER_V0);
1744 	else
1745 		version = OCE_MBX_VER_V2;
1746 
1747 	if (version > OCE_MBX_VER_V0)
1748 		fwcmd->params.req.if_id = sc->if_id;
1749 
1750 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1751 				MBX_SUBSYSTEM_NIC,
1752 				NIC_CREATE_WQ, MBX_TIMEOUT_SEC,
1753 				sizeof(struct mbx_create_nic_wq),
1754 				version);
1755 
1756 	num_pages = oce_page_list(wq->ring, &fwcmd->params.req.pages[0]);
1757 
1758 	fwcmd->params.req.nic_wq_type = wq->cfg.wq_type;
1759 	fwcmd->params.req.num_pages = num_pages;
1760 	fwcmd->params.req.wq_size = OCE_LOG2(wq->cfg.q_len) + 1;
1761 	fwcmd->params.req.cq_id = wq->cq->cq_id;
1762 	fwcmd->params.req.ulp_num = 1;
1763 
1764 	mbx.u0.s.embedded = 1;
1765 	mbx.payload_length = sizeof(struct mbx_create_nic_wq);
1766 
1767 	rc = oce_mbox_post(sc, &mbx, NULL);
1768 	if (!rc)
1769                 rc = fwcmd->hdr.u0.rsp.status;
1770 	if (rc) {
1771 		device_printf(sc->dev,
1772 			      "%s failed - cmd status: %d addi status: %d\n",
1773 			      __FUNCTION__, rc,
1774 			      fwcmd->hdr.u0.rsp.additional_status);
1775 		goto error;
1776 	}
1777 	wq->wq_id = HOST_16(fwcmd->params.rsp.wq_id);
1778 	if (version == OCE_MBX_VER_V2)
1779 		wq->db_offset = HOST_32(fwcmd->params.rsp.db_offset);
1780 	else
1781 		wq->db_offset = PD_TXULP_DB;
1782 error:
1783 	return rc;
1784 
1785 }
1786 
1787 
1788 
1789 int
1790 oce_mbox_create_eq(struct oce_eq *eq)
1791 {
1792 	struct oce_mbx mbx;
1793 	struct mbx_create_common_eq *fwcmd;
1794 	POCE_SOFTC sc = eq->parent;
1795 	int rc = 0;
1796 	uint32_t num_pages;
1797 
1798 	bzero(&mbx, sizeof(struct oce_mbx));
1799 
1800 	fwcmd = (struct mbx_create_common_eq *)&mbx.payload;
1801 
1802 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1803 				MBX_SUBSYSTEM_COMMON,
1804 				OPCODE_COMMON_CREATE_EQ, MBX_TIMEOUT_SEC,
1805 				sizeof(struct mbx_create_common_eq),
1806 				OCE_MBX_VER_V0);
1807 
1808 	num_pages = oce_page_list(eq->ring, &fwcmd->params.req.pages[0]);
1809 	fwcmd->params.req.ctx.num_pages = num_pages;
1810 	fwcmd->params.req.ctx.valid = 1;
1811 	fwcmd->params.req.ctx.size = (eq->eq_cfg.item_size == 4) ? 0 : 1;
1812 	fwcmd->params.req.ctx.count = OCE_LOG2(eq->eq_cfg.q_len / 256);
1813 	fwcmd->params.req.ctx.armed = 0;
1814 	fwcmd->params.req.ctx.delay_mult = eq->eq_cfg.cur_eqd;
1815 
1816 
1817 	mbx.u0.s.embedded = 1;
1818 	mbx.payload_length = sizeof(struct mbx_create_common_eq);
1819 
1820 	rc = oce_mbox_post(sc, &mbx, NULL);
1821 	if (!rc)
1822                 rc = fwcmd->hdr.u0.rsp.status;
1823 	if (rc) {
1824 		device_printf(sc->dev,
1825 			      "%s failed - cmd status: %d addi status: %d\n",
1826 			      __FUNCTION__, rc,
1827 			      fwcmd->hdr.u0.rsp.additional_status);
1828 		goto error;
1829 	}
1830 	eq->eq_id = HOST_16(fwcmd->params.rsp.eq_id);
1831 error:
1832 	return rc;
1833 }
1834 
1835 
1836 
1837 int
1838 oce_mbox_cq_create(struct oce_cq *cq, uint32_t ncoalesce, uint32_t is_eventable)
1839 {
1840 	struct oce_mbx mbx;
1841 	struct mbx_create_common_cq *fwcmd;
1842 	POCE_SOFTC sc = cq->parent;
1843 	uint8_t version;
1844 	oce_cq_ctx_t *ctx;
1845 	uint32_t num_pages, page_size;
1846 	int rc = 0;
1847 
1848 
1849 	bzero(&mbx, sizeof(struct oce_mbx));
1850 
1851 	fwcmd = (struct mbx_create_common_cq *)&mbx.payload;
1852 
1853 	if (IS_XE201(sc))
1854 		version = OCE_MBX_VER_V2;
1855 	else
1856 		version = OCE_MBX_VER_V0;
1857 
1858 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1859 				MBX_SUBSYSTEM_COMMON,
1860 				OPCODE_COMMON_CREATE_CQ,
1861 				MBX_TIMEOUT_SEC,
1862 				sizeof(struct mbx_create_common_cq),
1863 				version);
1864 
1865 	ctx = &fwcmd->params.req.cq_ctx;
1866 
1867 	num_pages = oce_page_list(cq->ring, &fwcmd->params.req.pages[0]);
1868 	page_size =  1;  /* 1 for 4K */
1869 
1870 	if (version == OCE_MBX_VER_V2) {
1871 		ctx->v2.num_pages = LE_16(num_pages);
1872 		ctx->v2.page_size = page_size;
1873 		ctx->v2.eventable = is_eventable;
1874 		ctx->v2.valid = 1;
1875 		ctx->v2.count = OCE_LOG2(cq->cq_cfg.q_len / 256);
1876 		ctx->v2.nodelay = cq->cq_cfg.nodelay;
1877 		ctx->v2.coalesce_wm = ncoalesce;
1878 		ctx->v2.armed = 0;
1879 		ctx->v2.eq_id = cq->eq->eq_id;
1880 		if (ctx->v2.count == 3) {
1881 			if ((u_int)cq->cq_cfg.q_len > (4*1024)-1)
1882 				ctx->v2.cqe_count = (4*1024)-1;
1883 			else
1884 				ctx->v2.cqe_count = cq->cq_cfg.q_len;
1885 		}
1886 	} else {
1887 		ctx->v0.num_pages = LE_16(num_pages);
1888 		ctx->v0.eventable = is_eventable;
1889 		ctx->v0.valid = 1;
1890 		ctx->v0.count = OCE_LOG2(cq->cq_cfg.q_len / 256);
1891 		ctx->v0.nodelay = cq->cq_cfg.nodelay;
1892 		ctx->v0.coalesce_wm = ncoalesce;
1893 		ctx->v0.armed = 0;
1894 		ctx->v0.eq_id = cq->eq->eq_id;
1895 	}
1896 
1897 	mbx.u0.s.embedded = 1;
1898 	mbx.payload_length = sizeof(struct mbx_create_common_cq);
1899 
1900 	rc = oce_mbox_post(sc, &mbx, NULL);
1901 	if (!rc)
1902                 rc = fwcmd->hdr.u0.rsp.status;
1903 	if (rc) {
1904 		device_printf(sc->dev,
1905 			      "%s failed - cmd status: %d addi status: %d\n",
1906 			      __FUNCTION__, rc,
1907 			      fwcmd->hdr.u0.rsp.additional_status);
1908 		goto error;
1909 	}
1910 	cq->cq_id = HOST_16(fwcmd->params.rsp.cq_id);
1911 error:
1912 	return rc;
1913 
1914 }
1915 
1916 int
1917 oce_mbox_read_transrecv_data(POCE_SOFTC sc, uint32_t page_num)
1918 {
1919 	int rc = 0;
1920 	struct oce_mbx mbx;
1921 	struct mbx_read_common_transrecv_data *fwcmd;
1922 	struct oce_mq_sge *sgl;
1923 	OCE_DMA_MEM dma;
1924 
1925 	/* Allocate DMA mem*/
1926 	if (oce_dma_alloc(sc, sizeof(struct mbx_read_common_transrecv_data),
1927 				&dma, 0))
1928 		return ENOMEM;
1929 
1930 	fwcmd = OCE_DMAPTR(&dma, struct mbx_read_common_transrecv_data);
1931 	bzero(fwcmd, sizeof(struct mbx_read_common_transrecv_data));
1932 
1933 	bzero(&mbx, sizeof(struct oce_mbx));
1934 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1935 			MBX_SUBSYSTEM_COMMON,
1936 			OPCODE_COMMON_READ_TRANSRECEIVER_DATA,
1937 			MBX_TIMEOUT_SEC,
1938 			sizeof(struct mbx_read_common_transrecv_data),
1939 			OCE_MBX_VER_V0);
1940 
1941 	/* fill rest of mbx */
1942 	mbx.u0.s.embedded = 0;
1943 	mbx.payload_length = sizeof(struct mbx_read_common_transrecv_data);
1944 	mbx.u0.s.sge_count = 1;
1945 	sgl = &mbx.payload.u0.u1.sgl[0];
1946 	sgl->pa_hi = htole32(upper_32_bits(dma.paddr));
1947 	sgl->pa_lo = htole32((dma.paddr) & 0xFFFFFFFF);
1948 	sgl->length = htole32(mbx.payload_length);
1949 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
1950 
1951 	fwcmd->params.req.port = LE_32(sc->port_id);
1952 	fwcmd->params.req.page_num = LE_32(page_num);
1953 
1954 	/* command post */
1955 	rc = oce_mbox_post(sc, &mbx, NULL);
1956 	if (!rc)
1957 		rc = fwcmd->hdr.u0.rsp.status;
1958 	if (rc) {
1959 		device_printf(sc->dev,
1960 			      "%s failed - cmd status: %d addi status: %d\n",
1961 			      __FUNCTION__, rc,
1962 			      fwcmd->hdr.u0.rsp.additional_status);
1963 		goto error;
1964 	}
1965 	if(fwcmd->params.rsp.page_num == PAGE_NUM_A0)
1966 	{
1967 		bcopy((char *)fwcmd->params.rsp.page_data,
1968 		      &sfp_vpd_dump_buffer[0],
1969 		      TRANSCEIVER_A0_SIZE);
1970 	}
1971 
1972 	if(fwcmd->params.rsp.page_num == PAGE_NUM_A2)
1973 	{
1974 		bcopy((char *)fwcmd->params.rsp.page_data,
1975 		      &sfp_vpd_dump_buffer[TRANSCEIVER_A0_SIZE],
1976 		      TRANSCEIVER_A2_SIZE);
1977 	}
1978 error:
1979 	oce_dma_free(sc, &dma);
1980 	return rc;
1981 }
1982 
1983 void
1984 oce_mbox_eqd_modify_periodic(POCE_SOFTC sc, struct oce_set_eqd *set_eqd,
1985 				int num)
1986 {
1987 	struct oce_mbx mbx;
1988 	struct mbx_modify_common_eq_delay *fwcmd;
1989 	int rc = 0;
1990 	int i = 0;
1991 
1992 	bzero(&mbx, sizeof(struct oce_mbx));
1993 
1994 	/* Initialize MODIFY_EQ_DELAY ioctl header */
1995 	fwcmd = (struct mbx_modify_common_eq_delay *)&mbx.payload;
1996 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
1997 				MBX_SUBSYSTEM_COMMON,
1998 				OPCODE_COMMON_MODIFY_EQ_DELAY,
1999 				MBX_TIMEOUT_SEC,
2000 				sizeof(struct mbx_modify_common_eq_delay),
2001 				OCE_MBX_VER_V0);
2002 	/* fill rest of mbx */
2003 	mbx.u0.s.embedded = 1;
2004 	mbx.payload_length = sizeof(struct mbx_modify_common_eq_delay);
2005 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
2006 
2007 	fwcmd->params.req.num_eq = num;
2008 	for (i = 0; i < num; i++) {
2009 		fwcmd->params.req.delay[i].eq_id =
2010 					htole32(set_eqd[i].eq_id);
2011 		fwcmd->params.req.delay[i].phase = 0;
2012 		fwcmd->params.req.delay[i].dm =
2013 		htole32(set_eqd[i].delay_multiplier);
2014 	}
2015 
2016 
2017 	/* command post */
2018 	rc = oce_mbox_post(sc, &mbx, NULL);
2019 
2020 	if (!rc)
2021 		rc = fwcmd->hdr.u0.rsp.status;
2022 	if (rc)
2023 		device_printf(sc->dev,
2024 			      "%s failed - cmd status: %d addi status: %d\n",
2025 			      __FUNCTION__, rc,
2026 			      fwcmd->hdr.u0.rsp.additional_status);
2027 }
2028 
2029 int
2030 oce_get_profile_config(POCE_SOFTC sc, uint32_t max_rss)
2031 {
2032 	struct oce_mbx mbx;
2033 	struct mbx_common_get_profile_config *fwcmd;
2034 	int rc = 0;
2035 	int version = 0;
2036 	struct oce_mq_sge *sgl;
2037 	OCE_DMA_MEM dma;
2038 	uint32_t desc_count = 0;
2039 	struct oce_nic_resc_desc *nic_desc = NULL;
2040 	int i;
2041 	boolean_t nic_desc_valid = FALSE;
2042 
2043 	if (IS_BE2(sc))
2044 		return -1;
2045 
2046 	/* Allocate DMA mem*/
2047 	if (oce_dma_alloc(sc, sizeof(struct mbx_common_get_profile_config),
2048 			  &dma, 0))
2049 		return ENOMEM;
2050 
2051 	/* Initialize MODIFY_EQ_DELAY ioctl header */
2052 	fwcmd = OCE_DMAPTR(&dma, struct mbx_common_get_profile_config);
2053 	bzero(fwcmd, sizeof(struct mbx_common_get_profile_config));
2054 
2055 	if (!IS_XE201(sc))
2056 		version = OCE_MBX_VER_V1;
2057 	else
2058 		version = OCE_MBX_VER_V0;
2059 
2060 	bzero(&mbx, sizeof(struct oce_mbx));
2061 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
2062 				MBX_SUBSYSTEM_COMMON,
2063 				OPCODE_COMMON_GET_PROFILE_CONFIG,
2064 				MBX_TIMEOUT_SEC,
2065 				sizeof(struct mbx_common_get_profile_config),
2066 				version);
2067 	/* fill rest of mbx */
2068 	mbx.u0.s.embedded = 0;
2069 	mbx.payload_length = sizeof(struct mbx_common_get_profile_config);
2070 	mbx.u0.s.sge_count = 1;
2071 	sgl = &mbx.payload.u0.u1.sgl[0];
2072 	sgl->pa_hi = htole32(upper_32_bits(dma.paddr));
2073 	sgl->pa_lo = htole32((dma.paddr) & 0xFFFFFFFF);
2074 	sgl->length = htole32(mbx.payload_length);
2075 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
2076 
2077 	fwcmd->params.req.type = ACTIVE_PROFILE;
2078 
2079 	/* command post */
2080 	rc = oce_mbox_post(sc, &mbx, NULL);
2081 	if (!rc)
2082 		rc = fwcmd->hdr.u0.rsp.status;
2083 	if (rc) {
2084 		device_printf(sc->dev,
2085 			      "%s failed - cmd status: %d addi status: %d\n",
2086 			      __FUNCTION__, rc,
2087 			      fwcmd->hdr.u0.rsp.additional_status);
2088 		goto error;
2089 	}
2090 
2091 	nic_desc = (struct oce_nic_resc_desc *) fwcmd->params.rsp.resources;
2092 	desc_count = HOST_32(fwcmd->params.rsp.desc_count);
2093 	for (i = 0; i < desc_count; i++) {
2094 		if ((nic_desc->desc_type == NIC_RESC_DESC_TYPE_V0) ||
2095 		    (nic_desc->desc_type == NIC_RESC_DESC_TYPE_V1)) {
2096 			nic_desc_valid = TRUE;
2097 			break;
2098 		}
2099 		nic_desc = (struct oce_nic_resc_desc *) \
2100 				((char *)nic_desc + nic_desc->desc_len);
2101 	}
2102 	if (!nic_desc_valid) {
2103 		rc = -1;
2104 		goto error;
2105 	}
2106 	else {
2107 		sc->max_vlans = HOST_16(nic_desc->vlan_count);
2108 		sc->nwqs = HOST_16(nic_desc->txq_count);
2109 		if (sc->nwqs)
2110 			sc->nwqs = MIN(sc->nwqs, OCE_MAX_WQ);
2111 		else
2112 			sc->nwqs = OCE_MAX_WQ;
2113 
2114 		sc->nrssqs = HOST_16(nic_desc->rssq_count);
2115 		if (sc->nrssqs)
2116 			sc->nrssqs = MIN(sc->nrssqs, max_rss);
2117 		else
2118 			sc->nrssqs = max_rss;
2119 		sc->nrqs =  sc->nrssqs + 1; /* 1 for def RX */
2120 
2121 	}
2122 error:
2123 	oce_dma_free(sc, &dma);
2124 	return rc;
2125 
2126 }
2127 
2128 int
2129 oce_get_func_config(POCE_SOFTC sc)
2130 {
2131 	struct oce_mbx mbx;
2132 	struct mbx_common_get_func_config *fwcmd;
2133 	int rc = 0;
2134 	int version = 0;
2135 	struct oce_mq_sge *sgl;
2136 	OCE_DMA_MEM dma;
2137 	uint32_t desc_count = 0;
2138 	struct oce_nic_resc_desc *nic_desc = NULL;
2139 	int i;
2140 	boolean_t nic_desc_valid = FALSE;
2141 	uint32_t max_rss = 0;
2142 
2143 	if ((IS_BE(sc) || IS_SH(sc)) && (!sc->be3_native))
2144 		max_rss = OCE_LEGACY_MODE_RSS;
2145 	else
2146 		max_rss = OCE_MAX_RSS;
2147 
2148 	/* Allocate DMA mem*/
2149 	if (oce_dma_alloc(sc, sizeof(struct mbx_common_get_func_config),
2150 			  &dma, 0))
2151 		return ENOMEM;
2152 
2153 	/* Initialize MODIFY_EQ_DELAY ioctl header */
2154 	fwcmd = OCE_DMAPTR(&dma, struct mbx_common_get_func_config);
2155 	bzero(fwcmd, sizeof(struct mbx_common_get_func_config));
2156 
2157 	if (IS_SH(sc))
2158 		version = OCE_MBX_VER_V1;
2159 	else
2160 		version = OCE_MBX_VER_V0;
2161 
2162 	bzero(&mbx, sizeof(struct oce_mbx));
2163 	mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
2164 				MBX_SUBSYSTEM_COMMON,
2165 				OPCODE_COMMON_GET_FUNCTION_CONFIG,
2166 				MBX_TIMEOUT_SEC,
2167 				sizeof(struct mbx_common_get_func_config),
2168 				version);
2169 	/* fill rest of mbx */
2170 	mbx.u0.s.embedded = 0;
2171 	mbx.payload_length = sizeof(struct mbx_common_get_func_config);
2172 	mbx.u0.s.sge_count = 1;
2173 	sgl = &mbx.payload.u0.u1.sgl[0];
2174 	sgl->pa_hi = htole32(upper_32_bits(dma.paddr));
2175 	sgl->pa_lo = htole32((dma.paddr) & 0xFFFFFFFF);
2176 	sgl->length = htole32(mbx.payload_length);
2177 	DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
2178 
2179 	/* command post */
2180 	rc = oce_mbox_post(sc, &mbx, NULL);
2181 	if (!rc)
2182 		rc = fwcmd->hdr.u0.rsp.status;
2183 	if (rc) {
2184 		device_printf(sc->dev,
2185 			      "%s failed - cmd status: %d addi status: %d\n",
2186 			      __FUNCTION__, rc,
2187 			      fwcmd->hdr.u0.rsp.additional_status);
2188 		goto error;
2189 	}
2190 
2191 	nic_desc = (struct oce_nic_resc_desc *) fwcmd->params.rsp.resources;
2192 	desc_count = HOST_32(fwcmd->params.rsp.desc_count);
2193 	for (i = 0; i < desc_count; i++) {
2194 		if ((nic_desc->desc_type == NIC_RESC_DESC_TYPE_V0) ||
2195 		    (nic_desc->desc_type == NIC_RESC_DESC_TYPE_V1)) {
2196 			nic_desc_valid = TRUE;
2197 			break;
2198 		}
2199 		nic_desc = (struct oce_nic_resc_desc *) \
2200 				((char *)nic_desc + nic_desc->desc_len);
2201 	}
2202 	if (!nic_desc_valid) {
2203 		rc = -1;
2204 		goto error;
2205 	}
2206 	else {
2207 		sc->max_vlans = nic_desc->vlan_count;
2208 		sc->nwqs = HOST_32(nic_desc->txq_count);
2209                 if (sc->nwqs)
2210                         sc->nwqs = MIN(sc->nwqs, OCE_MAX_WQ);
2211                 else
2212                         sc->nwqs = OCE_MAX_WQ;
2213 
2214 		sc->nrssqs = HOST_32(nic_desc->rssq_count);
2215 		if (sc->nrssqs)
2216 			sc->nrssqs = MIN(sc->nrssqs, max_rss);
2217 		else
2218 			sc->nrssqs = max_rss;
2219 		sc->nrqs =  sc->nrssqs + 1; /* 1 for def RX */
2220 	}
2221 error:
2222 	oce_dma_free(sc, &dma);
2223 	return rc;
2224 
2225 }
2226 
2227 /* hw lro functions */
2228 
2229 int
2230 oce_mbox_nic_query_lro_capabilities(POCE_SOFTC sc, uint32_t *lro_rq_cnt, uint32_t *lro_flags)
2231 {
2232         struct oce_mbx mbx;
2233         struct mbx_nic_query_lro_capabilities *fwcmd;
2234         int rc = 0;
2235 
2236         bzero(&mbx, sizeof(struct oce_mbx));
2237 
2238         fwcmd = (struct mbx_nic_query_lro_capabilities *)&mbx.payload;
2239         mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
2240                                 MBX_SUBSYSTEM_NIC,
2241                                 0x20,MBX_TIMEOUT_SEC,
2242                                 sizeof(struct mbx_nic_query_lro_capabilities),
2243                                 OCE_MBX_VER_V0);
2244 
2245         mbx.u0.s.embedded = 1;
2246         mbx.payload_length = sizeof(struct mbx_nic_query_lro_capabilities);
2247 
2248         rc = oce_mbox_post(sc, &mbx, NULL);
2249         if (!rc)
2250                 rc = fwcmd->hdr.u0.rsp.status;
2251         if (rc) {
2252                 device_printf(sc->dev,
2253                               "%s failed - cmd status: %d addi status: %d\n",
2254                               __FUNCTION__, rc,
2255                               fwcmd->hdr.u0.rsp.additional_status);
2256 
2257                 return rc;
2258         }
2259         if(lro_flags)
2260                 *lro_flags = HOST_32(fwcmd->params.rsp.lro_flags);
2261 
2262         if(lro_rq_cnt)
2263                 *lro_rq_cnt = HOST_16(fwcmd->params.rsp.lro_rq_cnt);
2264 
2265         return rc;
2266 }
2267 
2268 int
2269 oce_mbox_nic_set_iface_lro_config(POCE_SOFTC sc, int enable)
2270 {
2271         struct oce_mbx mbx;
2272         struct mbx_nic_set_iface_lro_config *fwcmd;
2273         int rc = 0;
2274 
2275         bzero(&mbx, sizeof(struct oce_mbx));
2276 
2277         fwcmd = (struct mbx_nic_set_iface_lro_config *)&mbx.payload;
2278         mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
2279                                 MBX_SUBSYSTEM_NIC,
2280                                 0x26,MBX_TIMEOUT_SEC,
2281                                 sizeof(struct mbx_nic_set_iface_lro_config),
2282                                 OCE_MBX_VER_V0);
2283 
2284         mbx.u0.s.embedded = 1;
2285         mbx.payload_length = sizeof(struct mbx_nic_set_iface_lro_config);
2286 
2287         fwcmd->params.req.iface_id = sc->if_id;
2288         fwcmd->params.req.lro_flags = 0;
2289 
2290         if(enable) {
2291                 fwcmd->params.req.lro_flags = LRO_FLAGS_HASH_MODE | LRO_FLAGS_RSS_MODE;
2292                 fwcmd->params.req.lro_flags |= LRO_FLAGS_CLSC_IPV4 | LRO_FLAGS_CLSC_IPV6;
2293 
2294                 fwcmd->params.req.max_clsc_byte_cnt = 64*1024; /* min = 2974, max = 0xfa59 */
2295                 fwcmd->params.req.max_clsc_seg_cnt = 43; /* min = 2, max = 64 */
2296                 fwcmd->params.req.max_clsc_usec_delay = 18; /* min = 1, max = 256 */
2297                 fwcmd->params.req.min_clsc_frame_byte_cnt = 0; /* min = 1, max = 9014 */
2298         }
2299 
2300         rc = oce_mbox_post(sc, &mbx, NULL);
2301         if (!rc)
2302                 rc = fwcmd->hdr.u0.rsp.status;
2303         if (rc) {
2304                 device_printf(sc->dev,
2305                               "%s failed - cmd status: %d addi status: %d\n",
2306                               __FUNCTION__, rc,
2307                               fwcmd->hdr.u0.rsp.additional_status);
2308 
2309                 return rc;
2310         }
2311         return rc;
2312 }
2313 
2314 int
2315 oce_mbox_create_rq_v2(struct oce_rq *rq)
2316 {
2317         struct oce_mbx mbx;
2318         struct mbx_create_nic_rq_v2 *fwcmd;
2319         POCE_SOFTC sc = rq->parent;
2320         int rc = 0, num_pages = 0;
2321 
2322         if (rq->qstate == QCREATED)
2323                 return 0;
2324 
2325         bzero(&mbx, sizeof(struct oce_mbx));
2326 
2327         fwcmd = (struct mbx_create_nic_rq_v2 *)&mbx.payload;
2328         mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
2329                                 MBX_SUBSYSTEM_NIC,
2330                                 0x08, MBX_TIMEOUT_SEC,
2331                                 sizeof(struct mbx_create_nic_rq_v2),
2332                                 OCE_MBX_VER_V2);
2333 
2334         /* oce_page_list will also prepare pages */
2335         num_pages = oce_page_list(rq->ring, &fwcmd->params.req.pages[0]);
2336 
2337         fwcmd->params.req.cq_id = rq->cq->cq_id;
2338         fwcmd->params.req.frag_size = rq->cfg.frag_size/2048;
2339         fwcmd->params.req.num_pages = num_pages;
2340 
2341         fwcmd->params.req.if_id = sc->if_id;
2342 
2343         fwcmd->params.req.max_frame_size = rq->cfg.mtu;
2344         fwcmd->params.req.page_size = 1;
2345         if(rq->cfg.is_rss_queue) {
2346                 fwcmd->params.req.rq_flags = (NIC_RQ_FLAGS_RSS | NIC_RQ_FLAGS_LRO);
2347         }else {
2348                 device_printf(sc->dev,
2349                         "non rss lro queue should not be created \n");
2350                 goto error;
2351         }
2352         mbx.u0.s.embedded = 1;
2353         mbx.payload_length = sizeof(struct mbx_create_nic_rq_v2);
2354 
2355         rc = oce_mbox_post(sc, &mbx, NULL);
2356         if (!rc)
2357                 rc = fwcmd->hdr.u0.rsp.status;
2358         if (rc) {
2359                 device_printf(sc->dev,
2360                               "%s failed - cmd status: %d addi status: %d\n",
2361                               __FUNCTION__, rc,
2362                               fwcmd->hdr.u0.rsp.additional_status);
2363                 goto error;
2364         }
2365         rq->rq_id = HOST_16(fwcmd->params.rsp.rq_id);
2366         rq->rss_cpuid = fwcmd->params.rsp.rss_cpuid;
2367 
2368 error:
2369         return rc;
2370 }
2371 
2372