xref: /openbmc/linux/drivers/scsi/qla2xxx/qla_mbx.c (revision 4c9ca2fd)
1 /*
2  * QLogic Fibre Channel HBA Driver
3  * Copyright (c)  2003-2014 QLogic Corporation
4  *
5  * See LICENSE.qla2xxx for copyright and licensing details.
6  */
7 #include "qla_def.h"
8 #include "qla_target.h"
9 
10 #include <linux/delay.h>
11 #include <linux/gfp.h>
12 
13 static struct mb_cmd_name {
14 	uint16_t cmd;
15 	const char *str;
16 } mb_str[] = {
17 	{MBC_GET_PORT_DATABASE,		"GPDB"},
18 	{MBC_GET_ID_LIST,		"GIDList"},
19 	{MBC_GET_LINK_PRIV_STATS,	"Stats"},
20 	{MBC_GET_RESOURCE_COUNTS,	"ResCnt"},
21 };
22 
23 static const char *mb_to_str(uint16_t cmd)
24 {
25 	int i;
26 	struct mb_cmd_name *e;
27 
28 	for (i = 0; i < ARRAY_SIZE(mb_str); i++) {
29 		e = mb_str + i;
30 		if (cmd == e->cmd)
31 			return e->str;
32 	}
33 	return "unknown";
34 }
35 
36 static struct rom_cmd {
37 	uint16_t cmd;
38 } rom_cmds[] = {
39 	{ MBC_LOAD_RAM },
40 	{ MBC_EXECUTE_FIRMWARE },
41 	{ MBC_READ_RAM_WORD },
42 	{ MBC_MAILBOX_REGISTER_TEST },
43 	{ MBC_VERIFY_CHECKSUM },
44 	{ MBC_GET_FIRMWARE_VERSION },
45 	{ MBC_LOAD_RISC_RAM },
46 	{ MBC_DUMP_RISC_RAM },
47 	{ MBC_LOAD_RISC_RAM_EXTENDED },
48 	{ MBC_DUMP_RISC_RAM_EXTENDED },
49 	{ MBC_WRITE_RAM_WORD_EXTENDED },
50 	{ MBC_READ_RAM_EXTENDED },
51 	{ MBC_GET_RESOURCE_COUNTS },
52 	{ MBC_SET_FIRMWARE_OPTION },
53 	{ MBC_MID_INITIALIZE_FIRMWARE },
54 	{ MBC_GET_FIRMWARE_STATE },
55 	{ MBC_GET_MEM_OFFLOAD_CNTRL_STAT },
56 	{ MBC_GET_RETRY_COUNT },
57 	{ MBC_TRACE_CONTROL },
58 	{ MBC_INITIALIZE_MULTIQ },
59 	{ MBC_IOCB_COMMAND_A64 },
60 	{ MBC_GET_ADAPTER_LOOP_ID },
61 	{ MBC_READ_SFP },
62 };
63 
64 static int is_rom_cmd(uint16_t cmd)
65 {
66 	int i;
67 	struct  rom_cmd *wc;
68 
69 	for (i = 0; i < ARRAY_SIZE(rom_cmds); i++) {
70 		wc = rom_cmds + i;
71 		if (wc->cmd == cmd)
72 			return 1;
73 	}
74 
75 	return 0;
76 }
77 
78 /*
79  * qla2x00_mailbox_command
80  *	Issue mailbox command and waits for completion.
81  *
82  * Input:
83  *	ha = adapter block pointer.
84  *	mcp = driver internal mbx struct pointer.
85  *
86  * Output:
87  *	mb[MAX_MAILBOX_REGISTER_COUNT] = returned mailbox data.
88  *
89  * Returns:
90  *	0 : QLA_SUCCESS = cmd performed success
91  *	1 : QLA_FUNCTION_FAILED   (error encountered)
92  *	6 : QLA_FUNCTION_TIMEOUT (timeout condition encountered)
93  *
94  * Context:
95  *	Kernel context.
96  */
97 static int
98 qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
99 {
100 	int		rval, i;
101 	unsigned long    flags = 0;
102 	device_reg_t *reg;
103 	uint8_t		abort_active;
104 	uint8_t		io_lock_on;
105 	uint16_t	command = 0;
106 	uint16_t	*iptr;
107 	uint16_t __iomem *optr;
108 	uint32_t	cnt;
109 	uint32_t	mboxes;
110 	unsigned long	wait_time;
111 	struct qla_hw_data *ha = vha->hw;
112 	scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
113 
114 
115 	ql_dbg(ql_dbg_mbx, vha, 0x1000, "Entered %s.\n", __func__);
116 
117 	if (ha->pdev->error_state > pci_channel_io_frozen) {
118 		ql_log(ql_log_warn, vha, 0x1001,
119 		    "error_state is greater than pci_channel_io_frozen, "
120 		    "exiting.\n");
121 		return QLA_FUNCTION_TIMEOUT;
122 	}
123 
124 	if (vha->device_flags & DFLG_DEV_FAILED) {
125 		ql_log(ql_log_warn, vha, 0x1002,
126 		    "Device in failed state, exiting.\n");
127 		return QLA_FUNCTION_TIMEOUT;
128 	}
129 
130 	/* if PCI error, then avoid mbx processing.*/
131 	if (test_bit(PFLG_DISCONNECTED, &base_vha->dpc_flags) &&
132 	    test_bit(UNLOADING, &base_vha->dpc_flags)) {
133 		ql_log(ql_log_warn, vha, 0xd04e,
134 		    "PCI error, exiting.\n");
135 		return QLA_FUNCTION_TIMEOUT;
136 	}
137 
138 	reg = ha->iobase;
139 	io_lock_on = base_vha->flags.init_done;
140 
141 	rval = QLA_SUCCESS;
142 	abort_active = test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
143 
144 
145 	if (ha->flags.pci_channel_io_perm_failure) {
146 		ql_log(ql_log_warn, vha, 0x1003,
147 		    "Perm failure on EEH timeout MBX, exiting.\n");
148 		return QLA_FUNCTION_TIMEOUT;
149 	}
150 
151 	if (IS_P3P_TYPE(ha) && ha->flags.isp82xx_fw_hung) {
152 		/* Setting Link-Down error */
153 		mcp->mb[0] = MBS_LINK_DOWN_ERROR;
154 		ql_log(ql_log_warn, vha, 0x1004,
155 		    "FW hung = %d.\n", ha->flags.isp82xx_fw_hung);
156 		return QLA_FUNCTION_TIMEOUT;
157 	}
158 
159 	/* check if ISP abort is active and return cmd with timeout */
160 	if ((test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
161 	    test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
162 	    test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) &&
163 	    !is_rom_cmd(mcp->mb[0])) {
164 		ql_log(ql_log_info, vha, 0x1005,
165 		    "Cmd 0x%x aborted with timeout since ISP Abort is pending\n",
166 		    mcp->mb[0]);
167 		return QLA_FUNCTION_TIMEOUT;
168 	}
169 
170 	/*
171 	 * Wait for active mailbox commands to finish by waiting at most tov
172 	 * seconds. This is to serialize actual issuing of mailbox cmds during
173 	 * non ISP abort time.
174 	 */
175 	if (!wait_for_completion_timeout(&ha->mbx_cmd_comp, mcp->tov * HZ)) {
176 		/* Timeout occurred. Return error. */
177 		ql_log(ql_log_warn, vha, 0xd035,
178 		    "Cmd access timeout, cmd=0x%x, Exiting.\n",
179 		    mcp->mb[0]);
180 		return QLA_FUNCTION_TIMEOUT;
181 	}
182 
183 	ha->flags.mbox_busy = 1;
184 	/* Save mailbox command for debug */
185 	ha->mcp = mcp;
186 
187 	ql_dbg(ql_dbg_mbx, vha, 0x1006,
188 	    "Prepare to issue mbox cmd=0x%x.\n", mcp->mb[0]);
189 
190 	spin_lock_irqsave(&ha->hardware_lock, flags);
191 
192 	/* Load mailbox registers. */
193 	if (IS_P3P_TYPE(ha))
194 		optr = (uint16_t __iomem *)&reg->isp82.mailbox_in[0];
195 	else if (IS_FWI2_CAPABLE(ha) && !(IS_P3P_TYPE(ha)))
196 		optr = (uint16_t __iomem *)&reg->isp24.mailbox0;
197 	else
198 		optr = (uint16_t __iomem *)MAILBOX_REG(ha, &reg->isp, 0);
199 
200 	iptr = mcp->mb;
201 	command = mcp->mb[0];
202 	mboxes = mcp->out_mb;
203 
204 	ql_dbg(ql_dbg_mbx, vha, 0x1111,
205 	    "Mailbox registers (OUT):\n");
206 	for (cnt = 0; cnt < ha->mbx_count; cnt++) {
207 		if (IS_QLA2200(ha) && cnt == 8)
208 			optr =
209 			    (uint16_t __iomem *)MAILBOX_REG(ha, &reg->isp, 8);
210 		if (mboxes & BIT_0) {
211 			ql_dbg(ql_dbg_mbx, vha, 0x1112,
212 			    "mbox[%d]<-0x%04x\n", cnt, *iptr);
213 			WRT_REG_WORD(optr, *iptr);
214 		}
215 
216 		mboxes >>= 1;
217 		optr++;
218 		iptr++;
219 	}
220 
221 	ql_dbg(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1117,
222 	    "I/O Address = %p.\n", optr);
223 
224 	/* Issue set host interrupt command to send cmd out. */
225 	ha->flags.mbox_int = 0;
226 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
227 
228 	/* Unlock mbx registers and wait for interrupt */
229 	ql_dbg(ql_dbg_mbx, vha, 0x100f,
230 	    "Going to unlock irq & waiting for interrupts. "
231 	    "jiffies=%lx.\n", jiffies);
232 
233 	/* Wait for mbx cmd completion until timeout */
234 
235 	if ((!abort_active && io_lock_on) || IS_NOPOLLING_TYPE(ha)) {
236 		set_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags);
237 
238 		if (IS_P3P_TYPE(ha)) {
239 			if (RD_REG_DWORD(&reg->isp82.hint) &
240 				HINT_MBX_INT_PENDING) {
241 				spin_unlock_irqrestore(&ha->hardware_lock,
242 					flags);
243 				ha->flags.mbox_busy = 0;
244 				ql_dbg(ql_dbg_mbx, vha, 0x1010,
245 				    "Pending mailbox timeout, exiting.\n");
246 				rval = QLA_FUNCTION_TIMEOUT;
247 				goto premature_exit;
248 			}
249 			WRT_REG_DWORD(&reg->isp82.hint, HINT_MBX_INT_PENDING);
250 		} else if (IS_FWI2_CAPABLE(ha))
251 			WRT_REG_DWORD(&reg->isp24.hccr, HCCRX_SET_HOST_INT);
252 		else
253 			WRT_REG_WORD(&reg->isp.hccr, HCCR_SET_HOST_INT);
254 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
255 
256 		wait_time = jiffies;
257 		if (!wait_for_completion_timeout(&ha->mbx_intr_comp,
258 		    mcp->tov * HZ)) {
259 			ql_dbg(ql_dbg_mbx, vha, 0x117a,
260 			    "cmd=%x Timeout.\n", command);
261 			spin_lock_irqsave(&ha->hardware_lock, flags);
262 			clear_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags);
263 			spin_unlock_irqrestore(&ha->hardware_lock, flags);
264 		}
265 		if (time_after(jiffies, wait_time + 5 * HZ))
266 			ql_log(ql_log_warn, vha, 0x1015, "cmd=0x%x, waited %d msecs\n",
267 			    command, jiffies_to_msecs(jiffies - wait_time));
268 	} else {
269 		ql_dbg(ql_dbg_mbx, vha, 0x1011,
270 		    "Cmd=%x Polling Mode.\n", command);
271 
272 		if (IS_P3P_TYPE(ha)) {
273 			if (RD_REG_DWORD(&reg->isp82.hint) &
274 				HINT_MBX_INT_PENDING) {
275 				spin_unlock_irqrestore(&ha->hardware_lock,
276 					flags);
277 				ha->flags.mbox_busy = 0;
278 				ql_dbg(ql_dbg_mbx, vha, 0x1012,
279 				    "Pending mailbox timeout, exiting.\n");
280 				rval = QLA_FUNCTION_TIMEOUT;
281 				goto premature_exit;
282 			}
283 			WRT_REG_DWORD(&reg->isp82.hint, HINT_MBX_INT_PENDING);
284 		} else if (IS_FWI2_CAPABLE(ha))
285 			WRT_REG_DWORD(&reg->isp24.hccr, HCCRX_SET_HOST_INT);
286 		else
287 			WRT_REG_WORD(&reg->isp.hccr, HCCR_SET_HOST_INT);
288 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
289 
290 		wait_time = jiffies + mcp->tov * HZ; /* wait at most tov secs */
291 		while (!ha->flags.mbox_int) {
292 			if (time_after(jiffies, wait_time))
293 				break;
294 
295 			/*
296 			 * Check if it's UNLOADING, cause we cannot poll in
297 			 * this case, or else a NULL pointer dereference
298 			 * is triggered.
299 			 */
300 			if (unlikely(test_bit(UNLOADING, &base_vha->dpc_flags)))
301 				return QLA_FUNCTION_TIMEOUT;
302 
303 			/* Check for pending interrupts. */
304 			qla2x00_poll(ha->rsp_q_map[0]);
305 
306 			if (!ha->flags.mbox_int &&
307 			    !(IS_QLA2200(ha) &&
308 			    command == MBC_LOAD_RISC_RAM_EXTENDED))
309 				msleep(10);
310 		} /* while */
311 		ql_dbg(ql_dbg_mbx, vha, 0x1013,
312 		    "Waited %d sec.\n",
313 		    (uint)((jiffies - (wait_time - (mcp->tov * HZ)))/HZ));
314 	}
315 
316 	/* Check whether we timed out */
317 	if (ha->flags.mbox_int) {
318 		uint16_t *iptr2;
319 
320 		ql_dbg(ql_dbg_mbx, vha, 0x1014,
321 		    "Cmd=%x completed.\n", command);
322 
323 		/* Got interrupt. Clear the flag. */
324 		ha->flags.mbox_int = 0;
325 		clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
326 
327 		if (IS_P3P_TYPE(ha) && ha->flags.isp82xx_fw_hung) {
328 			ha->flags.mbox_busy = 0;
329 			/* Setting Link-Down error */
330 			mcp->mb[0] = MBS_LINK_DOWN_ERROR;
331 			ha->mcp = NULL;
332 			rval = QLA_FUNCTION_FAILED;
333 			ql_log(ql_log_warn, vha, 0xd048,
334 			    "FW hung = %d.\n", ha->flags.isp82xx_fw_hung);
335 			goto premature_exit;
336 		}
337 
338 		if (ha->mailbox_out[0] != MBS_COMMAND_COMPLETE)
339 			rval = QLA_FUNCTION_FAILED;
340 
341 		/* Load return mailbox registers. */
342 		iptr2 = mcp->mb;
343 		iptr = (uint16_t *)&ha->mailbox_out[0];
344 		mboxes = mcp->in_mb;
345 
346 		ql_dbg(ql_dbg_mbx, vha, 0x1113,
347 		    "Mailbox registers (IN):\n");
348 		for (cnt = 0; cnt < ha->mbx_count; cnt++) {
349 			if (mboxes & BIT_0) {
350 				*iptr2 = *iptr;
351 				ql_dbg(ql_dbg_mbx, vha, 0x1114,
352 				    "mbox[%d]->0x%04x\n", cnt, *iptr2);
353 			}
354 
355 			mboxes >>= 1;
356 			iptr2++;
357 			iptr++;
358 		}
359 	} else {
360 
361 		uint16_t mb[8];
362 		uint32_t ictrl, host_status, hccr;
363 		uint16_t        w;
364 
365 		if (IS_FWI2_CAPABLE(ha)) {
366 			mb[0] = RD_REG_WORD(&reg->isp24.mailbox0);
367 			mb[1] = RD_REG_WORD(&reg->isp24.mailbox1);
368 			mb[2] = RD_REG_WORD(&reg->isp24.mailbox2);
369 			mb[3] = RD_REG_WORD(&reg->isp24.mailbox3);
370 			mb[7] = RD_REG_WORD(&reg->isp24.mailbox7);
371 			ictrl = RD_REG_DWORD(&reg->isp24.ictrl);
372 			host_status = RD_REG_DWORD(&reg->isp24.host_status);
373 			hccr = RD_REG_DWORD(&reg->isp24.hccr);
374 
375 			ql_log(ql_log_warn, vha, 0xd04c,
376 			    "MBX Command timeout for cmd %x, iocontrol=%x jiffies=%lx "
377 			    "mb[0-3]=[0x%x 0x%x 0x%x 0x%x] mb7 0x%x host_status 0x%x hccr 0x%x\n",
378 			    command, ictrl, jiffies, mb[0], mb[1], mb[2], mb[3],
379 			    mb[7], host_status, hccr);
380 
381 		} else {
382 			mb[0] = RD_MAILBOX_REG(ha, &reg->isp, 0);
383 			ictrl = RD_REG_WORD(&reg->isp.ictrl);
384 			ql_dbg(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1119,
385 			    "MBX Command timeout for cmd %x, iocontrol=%x jiffies=%lx "
386 			    "mb[0]=0x%x\n", command, ictrl, jiffies, mb[0]);
387 		}
388 		ql_dump_regs(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1019);
389 
390 		/* Capture FW dump only, if PCI device active */
391 		if (!pci_channel_offline(vha->hw->pdev)) {
392 			pci_read_config_word(ha->pdev, PCI_VENDOR_ID, &w);
393 			if (w == 0xffff || ictrl == 0xffffffff) {
394 				/* This is special case if there is unload
395 				 * of driver happening and if PCI device go
396 				 * into bad state due to PCI error condition
397 				 * then only PCI ERR flag would be set.
398 				 * we will do premature exit for above case.
399 				 */
400 				ha->flags.mbox_busy = 0;
401 				rval = QLA_FUNCTION_TIMEOUT;
402 				goto premature_exit;
403 			}
404 
405 			/* Attempt to capture firmware dump for further
406 			 * anallysis of the current formware state. we do not
407 			 * need to do this if we are intentionally generating
408 			 * a dump
409 			 */
410 			if (mcp->mb[0] != MBC_GEN_SYSTEM_ERROR)
411 				ha->isp_ops->fw_dump(vha, 0);
412 			rval = QLA_FUNCTION_TIMEOUT;
413 		 }
414 	}
415 
416 	ha->flags.mbox_busy = 0;
417 
418 	/* Clean up */
419 	ha->mcp = NULL;
420 
421 	if ((abort_active || !io_lock_on) && !IS_NOPOLLING_TYPE(ha)) {
422 		ql_dbg(ql_dbg_mbx, vha, 0x101a,
423 		    "Checking for additional resp interrupt.\n");
424 
425 		/* polling mode for non isp_abort commands. */
426 		qla2x00_poll(ha->rsp_q_map[0]);
427 	}
428 
429 	if (rval == QLA_FUNCTION_TIMEOUT &&
430 	    mcp->mb[0] != MBC_GEN_SYSTEM_ERROR) {
431 		if (!io_lock_on || (mcp->flags & IOCTL_CMD) ||
432 		    ha->flags.eeh_busy) {
433 			/* not in dpc. schedule it for dpc to take over. */
434 			ql_dbg(ql_dbg_mbx, vha, 0x101b,
435 			    "Timeout, schedule isp_abort_needed.\n");
436 
437 			if (!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) &&
438 			    !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) &&
439 			    !test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
440 				if (IS_QLA82XX(ha)) {
441 					ql_dbg(ql_dbg_mbx, vha, 0x112a,
442 					    "disabling pause transmit on port "
443 					    "0 & 1.\n");
444 					qla82xx_wr_32(ha,
445 					    QLA82XX_CRB_NIU + 0x98,
446 					    CRB_NIU_XG_PAUSE_CTL_P0|
447 					    CRB_NIU_XG_PAUSE_CTL_P1);
448 				}
449 				ql_log(ql_log_info, base_vha, 0x101c,
450 				    "Mailbox cmd timeout occurred, cmd=0x%x, "
451 				    "mb[0]=0x%x, eeh_busy=0x%x. Scheduling ISP "
452 				    "abort.\n", command, mcp->mb[0],
453 				    ha->flags.eeh_busy);
454 				set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
455 				qla2xxx_wake_dpc(vha);
456 			}
457 		} else if (!abort_active) {
458 			/* call abort directly since we are in the DPC thread */
459 			ql_dbg(ql_dbg_mbx, vha, 0x101d,
460 			    "Timeout, calling abort_isp.\n");
461 
462 			if (!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) &&
463 			    !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) &&
464 			    !test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
465 				if (IS_QLA82XX(ha)) {
466 					ql_dbg(ql_dbg_mbx, vha, 0x112b,
467 					    "disabling pause transmit on port "
468 					    "0 & 1.\n");
469 					qla82xx_wr_32(ha,
470 					    QLA82XX_CRB_NIU + 0x98,
471 					    CRB_NIU_XG_PAUSE_CTL_P0|
472 					    CRB_NIU_XG_PAUSE_CTL_P1);
473 				}
474 				ql_log(ql_log_info, base_vha, 0x101e,
475 				    "Mailbox cmd timeout occurred, cmd=0x%x, "
476 				    "mb[0]=0x%x. Scheduling ISP abort ",
477 				    command, mcp->mb[0]);
478 				set_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags);
479 				clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
480 				/* Allow next mbx cmd to come in. */
481 				complete(&ha->mbx_cmd_comp);
482 				if (ha->isp_ops->abort_isp(vha)) {
483 					/* Failed. retry later. */
484 					set_bit(ISP_ABORT_NEEDED,
485 					    &vha->dpc_flags);
486 				}
487 				clear_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags);
488 				ql_dbg(ql_dbg_mbx, vha, 0x101f,
489 				    "Finished abort_isp.\n");
490 				goto mbx_done;
491 			}
492 		}
493 	}
494 
495 premature_exit:
496 	/* Allow next mbx cmd to come in. */
497 	complete(&ha->mbx_cmd_comp);
498 
499 mbx_done:
500 	if (rval) {
501 		if (ql2xextended_error_logging & (ql_dbg_disc|ql_dbg_mbx)) {
502 			pr_warn("%s [%s]-%04x:%ld: **** Failed", QL_MSGHDR,
503 			    dev_name(&ha->pdev->dev), 0x1020+0x800,
504 			    vha->host_no);
505 			mboxes = mcp->in_mb;
506 			cnt = 4;
507 			for (i = 0; i < ha->mbx_count && cnt; i++, mboxes >>= 1)
508 				if (mboxes & BIT_0) {
509 					printk(" mb[%u]=%x", i, mcp->mb[i]);
510 					cnt--;
511 				}
512 			pr_warn(" cmd=%x ****\n", command);
513 		}
514 		if (IS_FWI2_CAPABLE(ha) && !(IS_P3P_TYPE(ha))) {
515 			ql_dbg(ql_dbg_mbx, vha, 0x1198,
516 			    "host_status=%#x intr_ctrl=%#x intr_status=%#x\n",
517 			    RD_REG_DWORD(&reg->isp24.host_status),
518 			    RD_REG_DWORD(&reg->isp24.ictrl),
519 			    RD_REG_DWORD(&reg->isp24.istatus));
520 		} else {
521 			ql_dbg(ql_dbg_mbx, vha, 0x1206,
522 			    "ctrl_status=%#x ictrl=%#x istatus=%#x\n",
523 			    RD_REG_WORD(&reg->isp.ctrl_status),
524 			    RD_REG_WORD(&reg->isp.ictrl),
525 			    RD_REG_WORD(&reg->isp.istatus));
526 		}
527 	} else {
528 		ql_dbg(ql_dbg_mbx, base_vha, 0x1021, "Done %s.\n", __func__);
529 	}
530 
531 	return rval;
532 }
533 
534 int
535 qla2x00_load_ram(scsi_qla_host_t *vha, dma_addr_t req_dma, uint32_t risc_addr,
536     uint32_t risc_code_size)
537 {
538 	int rval;
539 	struct qla_hw_data *ha = vha->hw;
540 	mbx_cmd_t mc;
541 	mbx_cmd_t *mcp = &mc;
542 
543 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1022,
544 	    "Entered %s.\n", __func__);
545 
546 	if (MSW(risc_addr) || IS_FWI2_CAPABLE(ha)) {
547 		mcp->mb[0] = MBC_LOAD_RISC_RAM_EXTENDED;
548 		mcp->mb[8] = MSW(risc_addr);
549 		mcp->out_mb = MBX_8|MBX_0;
550 	} else {
551 		mcp->mb[0] = MBC_LOAD_RISC_RAM;
552 		mcp->out_mb = MBX_0;
553 	}
554 	mcp->mb[1] = LSW(risc_addr);
555 	mcp->mb[2] = MSW(req_dma);
556 	mcp->mb[3] = LSW(req_dma);
557 	mcp->mb[6] = MSW(MSD(req_dma));
558 	mcp->mb[7] = LSW(MSD(req_dma));
559 	mcp->out_mb |= MBX_7|MBX_6|MBX_3|MBX_2|MBX_1;
560 	if (IS_FWI2_CAPABLE(ha)) {
561 		mcp->mb[4] = MSW(risc_code_size);
562 		mcp->mb[5] = LSW(risc_code_size);
563 		mcp->out_mb |= MBX_5|MBX_4;
564 	} else {
565 		mcp->mb[4] = LSW(risc_code_size);
566 		mcp->out_mb |= MBX_4;
567 	}
568 
569 	mcp->in_mb = MBX_0;
570 	mcp->tov = MBX_TOV_SECONDS;
571 	mcp->flags = 0;
572 	rval = qla2x00_mailbox_command(vha, mcp);
573 
574 	if (rval != QLA_SUCCESS) {
575 		ql_dbg(ql_dbg_mbx, vha, 0x1023,
576 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
577 	} else {
578 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1024,
579 		    "Done %s.\n", __func__);
580 	}
581 
582 	return rval;
583 }
584 
585 #define	EXTENDED_BB_CREDITS	BIT_0
586 #define	NVME_ENABLE_FLAG	BIT_3
587 static inline uint16_t qla25xx_set_sfp_lr_dist(struct qla_hw_data *ha)
588 {
589 	uint16_t mb4 = BIT_0;
590 
591 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha))
592 		mb4 |= ha->long_range_distance << LR_DIST_FW_POS;
593 
594 	return mb4;
595 }
596 
597 static inline uint16_t qla25xx_set_nvr_lr_dist(struct qla_hw_data *ha)
598 {
599 	uint16_t mb4 = BIT_0;
600 
601 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
602 		struct nvram_81xx *nv = ha->nvram;
603 
604 		mb4 |= LR_DIST_FW_FIELD(nv->enhanced_features);
605 	}
606 
607 	return mb4;
608 }
609 
610 /*
611  * qla2x00_execute_fw
612  *     Start adapter firmware.
613  *
614  * Input:
615  *     ha = adapter block pointer.
616  *     TARGET_QUEUE_LOCK must be released.
617  *     ADAPTER_STATE_LOCK must be released.
618  *
619  * Returns:
620  *     qla2x00 local function return status code.
621  *
622  * Context:
623  *     Kernel context.
624  */
625 int
626 qla2x00_execute_fw(scsi_qla_host_t *vha, uint32_t risc_addr)
627 {
628 	int rval;
629 	struct qla_hw_data *ha = vha->hw;
630 	mbx_cmd_t mc;
631 	mbx_cmd_t *mcp = &mc;
632 
633 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1025,
634 	    "Entered %s.\n", __func__);
635 
636 	mcp->mb[0] = MBC_EXECUTE_FIRMWARE;
637 	mcp->out_mb = MBX_0;
638 	mcp->in_mb = MBX_0;
639 	if (IS_FWI2_CAPABLE(ha)) {
640 		mcp->mb[1] = MSW(risc_addr);
641 		mcp->mb[2] = LSW(risc_addr);
642 		mcp->mb[3] = 0;
643 		mcp->mb[4] = 0;
644 		ha->flags.using_lr_setting = 0;
645 		if (IS_QLA25XX(ha) || IS_QLA81XX(ha) || IS_QLA83XX(ha) ||
646 		    IS_QLA27XX(ha)) {
647 			if (ql2xautodetectsfp) {
648 				if (ha->flags.detected_lr_sfp) {
649 					mcp->mb[4] |=
650 					    qla25xx_set_sfp_lr_dist(ha);
651 					ha->flags.using_lr_setting = 1;
652 				}
653 			} else {
654 				struct nvram_81xx *nv = ha->nvram;
655 				/* set LR distance if specified in nvram */
656 				if (nv->enhanced_features &
657 				    NEF_LR_DIST_ENABLE) {
658 					mcp->mb[4] |=
659 					    qla25xx_set_nvr_lr_dist(ha);
660 					ha->flags.using_lr_setting = 1;
661 				}
662 			}
663 		}
664 
665 		if (ql2xnvmeenable && IS_QLA27XX(ha))
666 			mcp->mb[4] |= NVME_ENABLE_FLAG;
667 
668 		if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
669 			struct nvram_81xx *nv = ha->nvram;
670 			/* set minimum speed if specified in nvram */
671 			if (nv->min_link_speed >= 2 &&
672 			    nv->min_link_speed <= 5) {
673 				mcp->mb[4] |= BIT_4;
674 				mcp->mb[11] = nv->min_link_speed;
675 				mcp->out_mb |= MBX_11;
676 				mcp->in_mb |= BIT_5;
677 				vha->min_link_speed_feat = nv->min_link_speed;
678 			}
679 		}
680 
681 		if (ha->flags.exlogins_enabled)
682 			mcp->mb[4] |= ENABLE_EXTENDED_LOGIN;
683 
684 		if (ha->flags.exchoffld_enabled)
685 			mcp->mb[4] |= ENABLE_EXCHANGE_OFFLD;
686 
687 		mcp->out_mb |= MBX_4|MBX_3|MBX_2|MBX_1;
688 		mcp->in_mb |= MBX_3 | MBX_2 | MBX_1;
689 	} else {
690 		mcp->mb[1] = LSW(risc_addr);
691 		mcp->out_mb |= MBX_1;
692 		if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
693 			mcp->mb[2] = 0;
694 			mcp->out_mb |= MBX_2;
695 		}
696 	}
697 
698 	mcp->tov = MBX_TOV_SECONDS;
699 	mcp->flags = 0;
700 	rval = qla2x00_mailbox_command(vha, mcp);
701 
702 	if (rval != QLA_SUCCESS) {
703 		ql_dbg(ql_dbg_mbx, vha, 0x1026,
704 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
705 	} else {
706 		if (IS_FWI2_CAPABLE(ha)) {
707 			ha->fw_ability_mask = mcp->mb[3] << 16 | mcp->mb[2];
708 			ql_dbg(ql_dbg_mbx, vha, 0x119a,
709 			    "fw_ability_mask=%x.\n", ha->fw_ability_mask);
710 			ql_dbg(ql_dbg_mbx, vha, 0x1027,
711 			    "exchanges=%x.\n", mcp->mb[1]);
712 			if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
713 				ha->max_speed_sup = mcp->mb[2] & BIT_0;
714 				ql_dbg(ql_dbg_mbx, vha, 0x119b,
715 				    "Maximum speed supported=%s.\n",
716 				    ha->max_speed_sup ? "32Gps" : "16Gps");
717 				if (vha->min_link_speed_feat) {
718 					ha->min_link_speed = mcp->mb[5];
719 					ql_dbg(ql_dbg_mbx, vha, 0x119c,
720 					    "Minimum speed set=%s.\n",
721 					    mcp->mb[5] == 5 ? "32Gps" :
722 					    mcp->mb[5] == 4 ? "16Gps" :
723 					    mcp->mb[5] == 3 ? "8Gps" :
724 					    mcp->mb[5] == 2 ? "4Gps" :
725 						"unknown");
726 				}
727 			}
728 		}
729 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1028,
730 		    "Done.\n");
731 	}
732 
733 	return rval;
734 }
735 
736 /*
737  * qla_get_exlogin_status
738  *	Get extended login status
739  *	uses the memory offload control/status Mailbox
740  *
741  * Input:
742  *	ha:		adapter state pointer.
743  *	fwopt:		firmware options
744  *
745  * Returns:
746  *	qla2x00 local function status
747  *
748  * Context:
749  *	Kernel context.
750  */
751 #define	FETCH_XLOGINS_STAT	0x8
752 int
753 qla_get_exlogin_status(scsi_qla_host_t *vha, uint16_t *buf_sz,
754 	uint16_t *ex_logins_cnt)
755 {
756 	int rval;
757 	mbx_cmd_t	mc;
758 	mbx_cmd_t	*mcp = &mc;
759 
760 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118f,
761 	    "Entered %s\n", __func__);
762 
763 	memset(mcp->mb, 0 , sizeof(mcp->mb));
764 	mcp->mb[0] = MBC_GET_MEM_OFFLOAD_CNTRL_STAT;
765 	mcp->mb[1] = FETCH_XLOGINS_STAT;
766 	mcp->out_mb = MBX_1|MBX_0;
767 	mcp->in_mb = MBX_10|MBX_4|MBX_0;
768 	mcp->tov = MBX_TOV_SECONDS;
769 	mcp->flags = 0;
770 
771 	rval = qla2x00_mailbox_command(vha, mcp);
772 	if (rval != QLA_SUCCESS) {
773 		ql_dbg(ql_dbg_mbx, vha, 0x1115, "Failed=%x.\n", rval);
774 	} else {
775 		*buf_sz = mcp->mb[4];
776 		*ex_logins_cnt = mcp->mb[10];
777 
778 		ql_log(ql_log_info, vha, 0x1190,
779 		    "buffer size 0x%x, exchange login count=%d\n",
780 		    mcp->mb[4], mcp->mb[10]);
781 
782 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1116,
783 		    "Done %s.\n", __func__);
784 	}
785 
786 	return rval;
787 }
788 
789 /*
790  * qla_set_exlogin_mem_cfg
791  *	set extended login memory configuration
792  *	Mbx needs to be issues before init_cb is set
793  *
794  * Input:
795  *	ha:		adapter state pointer.
796  *	buffer:		buffer pointer
797  *	phys_addr:	physical address of buffer
798  *	size:		size of buffer
799  *	TARGET_QUEUE_LOCK must be released
800  *	ADAPTER_STATE_LOCK must be release
801  *
802  * Returns:
803  *	qla2x00 local funxtion status code.
804  *
805  * Context:
806  *	Kernel context.
807  */
808 #define CONFIG_XLOGINS_MEM	0x3
809 int
810 qla_set_exlogin_mem_cfg(scsi_qla_host_t *vha, dma_addr_t phys_addr)
811 {
812 	int		rval;
813 	mbx_cmd_t	mc;
814 	mbx_cmd_t	*mcp = &mc;
815 	struct qla_hw_data *ha = vha->hw;
816 
817 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x111a,
818 	    "Entered %s.\n", __func__);
819 
820 	memset(mcp->mb, 0 , sizeof(mcp->mb));
821 	mcp->mb[0] = MBC_GET_MEM_OFFLOAD_CNTRL_STAT;
822 	mcp->mb[1] = CONFIG_XLOGINS_MEM;
823 	mcp->mb[2] = MSW(phys_addr);
824 	mcp->mb[3] = LSW(phys_addr);
825 	mcp->mb[6] = MSW(MSD(phys_addr));
826 	mcp->mb[7] = LSW(MSD(phys_addr));
827 	mcp->mb[8] = MSW(ha->exlogin_size);
828 	mcp->mb[9] = LSW(ha->exlogin_size);
829 	mcp->out_mb = MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
830 	mcp->in_mb = MBX_11|MBX_0;
831 	mcp->tov = MBX_TOV_SECONDS;
832 	mcp->flags = 0;
833 	rval = qla2x00_mailbox_command(vha, mcp);
834 	if (rval != QLA_SUCCESS) {
835 		/*EMPTY*/
836 		ql_dbg(ql_dbg_mbx, vha, 0x111b, "Failed=%x.\n", rval);
837 	} else {
838 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118c,
839 		    "Done %s.\n", __func__);
840 	}
841 
842 	return rval;
843 }
844 
845 /*
846  * qla_get_exchoffld_status
847  *	Get exchange offload status
848  *	uses the memory offload control/status Mailbox
849  *
850  * Input:
851  *	ha:		adapter state pointer.
852  *	fwopt:		firmware options
853  *
854  * Returns:
855  *	qla2x00 local function status
856  *
857  * Context:
858  *	Kernel context.
859  */
860 #define	FETCH_XCHOFFLD_STAT	0x2
861 int
862 qla_get_exchoffld_status(scsi_qla_host_t *vha, uint16_t *buf_sz,
863 	uint16_t *ex_logins_cnt)
864 {
865 	int rval;
866 	mbx_cmd_t	mc;
867 	mbx_cmd_t	*mcp = &mc;
868 
869 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1019,
870 	    "Entered %s\n", __func__);
871 
872 	memset(mcp->mb, 0 , sizeof(mcp->mb));
873 	mcp->mb[0] = MBC_GET_MEM_OFFLOAD_CNTRL_STAT;
874 	mcp->mb[1] = FETCH_XCHOFFLD_STAT;
875 	mcp->out_mb = MBX_1|MBX_0;
876 	mcp->in_mb = MBX_10|MBX_4|MBX_0;
877 	mcp->tov = MBX_TOV_SECONDS;
878 	mcp->flags = 0;
879 
880 	rval = qla2x00_mailbox_command(vha, mcp);
881 	if (rval != QLA_SUCCESS) {
882 		ql_dbg(ql_dbg_mbx, vha, 0x1155, "Failed=%x.\n", rval);
883 	} else {
884 		*buf_sz = mcp->mb[4];
885 		*ex_logins_cnt = mcp->mb[10];
886 
887 		ql_log(ql_log_info, vha, 0x118e,
888 		    "buffer size 0x%x, exchange offload count=%d\n",
889 		    mcp->mb[4], mcp->mb[10]);
890 
891 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1156,
892 		    "Done %s.\n", __func__);
893 	}
894 
895 	return rval;
896 }
897 
898 /*
899  * qla_set_exchoffld_mem_cfg
900  *	Set exchange offload memory configuration
901  *	Mbx needs to be issues before init_cb is set
902  *
903  * Input:
904  *	ha:		adapter state pointer.
905  *	buffer:		buffer pointer
906  *	phys_addr:	physical address of buffer
907  *	size:		size of buffer
908  *	TARGET_QUEUE_LOCK must be released
909  *	ADAPTER_STATE_LOCK must be release
910  *
911  * Returns:
912  *	qla2x00 local funxtion status code.
913  *
914  * Context:
915  *	Kernel context.
916  */
917 #define CONFIG_XCHOFFLD_MEM	0x3
918 int
919 qla_set_exchoffld_mem_cfg(scsi_qla_host_t *vha)
920 {
921 	int		rval;
922 	mbx_cmd_t	mc;
923 	mbx_cmd_t	*mcp = &mc;
924 	struct qla_hw_data *ha = vha->hw;
925 
926 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1157,
927 	    "Entered %s.\n", __func__);
928 
929 	memset(mcp->mb, 0 , sizeof(mcp->mb));
930 	mcp->mb[0] = MBC_GET_MEM_OFFLOAD_CNTRL_STAT;
931 	mcp->mb[1] = CONFIG_XCHOFFLD_MEM;
932 	mcp->mb[2] = MSW(ha->exchoffld_buf_dma);
933 	mcp->mb[3] = LSW(ha->exchoffld_buf_dma);
934 	mcp->mb[6] = MSW(MSD(ha->exchoffld_buf_dma));
935 	mcp->mb[7] = LSW(MSD(ha->exchoffld_buf_dma));
936 	mcp->mb[8] = MSW(ha->exchoffld_size);
937 	mcp->mb[9] = LSW(ha->exchoffld_size);
938 	mcp->out_mb = MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
939 	mcp->in_mb = MBX_11|MBX_0;
940 	mcp->tov = MBX_TOV_SECONDS;
941 	mcp->flags = 0;
942 	rval = qla2x00_mailbox_command(vha, mcp);
943 	if (rval != QLA_SUCCESS) {
944 		/*EMPTY*/
945 		ql_dbg(ql_dbg_mbx, vha, 0x1158, "Failed=%x.\n", rval);
946 	} else {
947 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1192,
948 		    "Done %s.\n", __func__);
949 	}
950 
951 	return rval;
952 }
953 
954 /*
955  * qla2x00_get_fw_version
956  *	Get firmware version.
957  *
958  * Input:
959  *	ha:		adapter state pointer.
960  *	major:		pointer for major number.
961  *	minor:		pointer for minor number.
962  *	subminor:	pointer for subminor number.
963  *
964  * Returns:
965  *	qla2x00 local function return status code.
966  *
967  * Context:
968  *	Kernel context.
969  */
970 int
971 qla2x00_get_fw_version(scsi_qla_host_t *vha)
972 {
973 	int		rval;
974 	mbx_cmd_t	mc;
975 	mbx_cmd_t	*mcp = &mc;
976 	struct qla_hw_data *ha = vha->hw;
977 
978 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1029,
979 	    "Entered %s.\n", __func__);
980 
981 	mcp->mb[0] = MBC_GET_FIRMWARE_VERSION;
982 	mcp->out_mb = MBX_0;
983 	mcp->in_mb = MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
984 	if (IS_QLA81XX(vha->hw) || IS_QLA8031(ha) || IS_QLA8044(ha))
985 		mcp->in_mb |= MBX_13|MBX_12|MBX_11|MBX_10|MBX_9|MBX_8;
986 	if (IS_FWI2_CAPABLE(ha))
987 		mcp->in_mb |= MBX_17|MBX_16|MBX_15;
988 	if (IS_QLA27XX(ha))
989 		mcp->in_mb |=
990 		    MBX_25|MBX_24|MBX_23|MBX_22|MBX_21|MBX_20|MBX_19|MBX_18|
991 		    MBX_14|MBX_13|MBX_11|MBX_10|MBX_9|MBX_8;
992 
993 	mcp->flags = 0;
994 	mcp->tov = MBX_TOV_SECONDS;
995 	rval = qla2x00_mailbox_command(vha, mcp);
996 	if (rval != QLA_SUCCESS)
997 		goto failed;
998 
999 	/* Return mailbox data. */
1000 	ha->fw_major_version = mcp->mb[1];
1001 	ha->fw_minor_version = mcp->mb[2];
1002 	ha->fw_subminor_version = mcp->mb[3];
1003 	ha->fw_attributes = mcp->mb[6];
1004 	if (IS_QLA2100(vha->hw) || IS_QLA2200(vha->hw))
1005 		ha->fw_memory_size = 0x1FFFF;		/* Defaults to 128KB. */
1006 	else
1007 		ha->fw_memory_size = (mcp->mb[5] << 16) | mcp->mb[4];
1008 
1009 	if (IS_QLA81XX(vha->hw) || IS_QLA8031(vha->hw) || IS_QLA8044(ha)) {
1010 		ha->mpi_version[0] = mcp->mb[10] & 0xff;
1011 		ha->mpi_version[1] = mcp->mb[11] >> 8;
1012 		ha->mpi_version[2] = mcp->mb[11] & 0xff;
1013 		ha->mpi_capabilities = (mcp->mb[12] << 16) | mcp->mb[13];
1014 		ha->phy_version[0] = mcp->mb[8] & 0xff;
1015 		ha->phy_version[1] = mcp->mb[9] >> 8;
1016 		ha->phy_version[2] = mcp->mb[9] & 0xff;
1017 	}
1018 
1019 	if (IS_FWI2_CAPABLE(ha)) {
1020 		ha->fw_attributes_h = mcp->mb[15];
1021 		ha->fw_attributes_ext[0] = mcp->mb[16];
1022 		ha->fw_attributes_ext[1] = mcp->mb[17];
1023 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1139,
1024 		    "%s: FW_attributes Upper: 0x%x, Lower: 0x%x.\n",
1025 		    __func__, mcp->mb[15], mcp->mb[6]);
1026 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x112f,
1027 		    "%s: Ext_FwAttributes Upper: 0x%x, Lower: 0x%x.\n",
1028 		    __func__, mcp->mb[17], mcp->mb[16]);
1029 
1030 		if (ha->fw_attributes_h & 0x4)
1031 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118d,
1032 			    "%s: Firmware supports Extended Login 0x%x\n",
1033 			    __func__, ha->fw_attributes_h);
1034 
1035 		if (ha->fw_attributes_h & 0x8)
1036 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1191,
1037 			    "%s: Firmware supports Exchange Offload 0x%x\n",
1038 			    __func__, ha->fw_attributes_h);
1039 
1040 		/*
1041 		 * FW supports nvme and driver load parameter requested nvme.
1042 		 * BIT 26 of fw_attributes indicates NVMe support.
1043 		 */
1044 		if ((ha->fw_attributes_h & 0x400) && ql2xnvmeenable) {
1045 			vha->flags.nvme_enabled = 1;
1046 			ql_log(ql_log_info, vha, 0xd302,
1047 			    "%s: FC-NVMe is Enabled (0x%x)\n",
1048 			     __func__, ha->fw_attributes_h);
1049 		}
1050 	}
1051 
1052 	if (IS_QLA27XX(ha)) {
1053 		ha->mpi_version[0] = mcp->mb[10] & 0xff;
1054 		ha->mpi_version[1] = mcp->mb[11] >> 8;
1055 		ha->mpi_version[2] = mcp->mb[11] & 0xff;
1056 		ha->pep_version[0] = mcp->mb[13] & 0xff;
1057 		ha->pep_version[1] = mcp->mb[14] >> 8;
1058 		ha->pep_version[2] = mcp->mb[14] & 0xff;
1059 		ha->fw_shared_ram_start = (mcp->mb[19] << 16) | mcp->mb[18];
1060 		ha->fw_shared_ram_end = (mcp->mb[21] << 16) | mcp->mb[20];
1061 		ha->fw_ddr_ram_start = (mcp->mb[23] << 16) | mcp->mb[22];
1062 		ha->fw_ddr_ram_end = (mcp->mb[25] << 16) | mcp->mb[24];
1063 	}
1064 
1065 failed:
1066 	if (rval != QLA_SUCCESS) {
1067 		/*EMPTY*/
1068 		ql_dbg(ql_dbg_mbx, vha, 0x102a, "Failed=%x.\n", rval);
1069 	} else {
1070 		/*EMPTY*/
1071 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x102b,
1072 		    "Done %s.\n", __func__);
1073 	}
1074 	return rval;
1075 }
1076 
1077 /*
1078  * qla2x00_get_fw_options
1079  *	Set firmware options.
1080  *
1081  * Input:
1082  *	ha = adapter block pointer.
1083  *	fwopt = pointer for firmware options.
1084  *
1085  * Returns:
1086  *	qla2x00 local function return status code.
1087  *
1088  * Context:
1089  *	Kernel context.
1090  */
1091 int
1092 qla2x00_get_fw_options(scsi_qla_host_t *vha, uint16_t *fwopts)
1093 {
1094 	int rval;
1095 	mbx_cmd_t mc;
1096 	mbx_cmd_t *mcp = &mc;
1097 
1098 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x102c,
1099 	    "Entered %s.\n", __func__);
1100 
1101 	mcp->mb[0] = MBC_GET_FIRMWARE_OPTION;
1102 	mcp->out_mb = MBX_0;
1103 	mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
1104 	mcp->tov = MBX_TOV_SECONDS;
1105 	mcp->flags = 0;
1106 	rval = qla2x00_mailbox_command(vha, mcp);
1107 
1108 	if (rval != QLA_SUCCESS) {
1109 		/*EMPTY*/
1110 		ql_dbg(ql_dbg_mbx, vha, 0x102d, "Failed=%x.\n", rval);
1111 	} else {
1112 		fwopts[0] = mcp->mb[0];
1113 		fwopts[1] = mcp->mb[1];
1114 		fwopts[2] = mcp->mb[2];
1115 		fwopts[3] = mcp->mb[3];
1116 
1117 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x102e,
1118 		    "Done %s.\n", __func__);
1119 	}
1120 
1121 	return rval;
1122 }
1123 
1124 
1125 /*
1126  * qla2x00_set_fw_options
1127  *	Set firmware options.
1128  *
1129  * Input:
1130  *	ha = adapter block pointer.
1131  *	fwopt = pointer for firmware options.
1132  *
1133  * Returns:
1134  *	qla2x00 local function return status code.
1135  *
1136  * Context:
1137  *	Kernel context.
1138  */
1139 int
1140 qla2x00_set_fw_options(scsi_qla_host_t *vha, uint16_t *fwopts)
1141 {
1142 	int rval;
1143 	mbx_cmd_t mc;
1144 	mbx_cmd_t *mcp = &mc;
1145 
1146 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x102f,
1147 	    "Entered %s.\n", __func__);
1148 
1149 	mcp->mb[0] = MBC_SET_FIRMWARE_OPTION;
1150 	mcp->mb[1] = fwopts[1];
1151 	mcp->mb[2] = fwopts[2];
1152 	mcp->mb[3] = fwopts[3];
1153 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
1154 	mcp->in_mb = MBX_0;
1155 	if (IS_FWI2_CAPABLE(vha->hw)) {
1156 		mcp->in_mb |= MBX_1;
1157 		mcp->mb[10] = fwopts[10];
1158 		mcp->out_mb |= MBX_10;
1159 	} else {
1160 		mcp->mb[10] = fwopts[10];
1161 		mcp->mb[11] = fwopts[11];
1162 		mcp->mb[12] = 0;	/* Undocumented, but used */
1163 		mcp->out_mb |= MBX_12|MBX_11|MBX_10;
1164 	}
1165 	mcp->tov = MBX_TOV_SECONDS;
1166 	mcp->flags = 0;
1167 	rval = qla2x00_mailbox_command(vha, mcp);
1168 
1169 	fwopts[0] = mcp->mb[0];
1170 
1171 	if (rval != QLA_SUCCESS) {
1172 		/*EMPTY*/
1173 		ql_dbg(ql_dbg_mbx, vha, 0x1030,
1174 		    "Failed=%x (%x/%x).\n", rval, mcp->mb[0], mcp->mb[1]);
1175 	} else {
1176 		/*EMPTY*/
1177 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1031,
1178 		    "Done %s.\n", __func__);
1179 	}
1180 
1181 	return rval;
1182 }
1183 
1184 /*
1185  * qla2x00_mbx_reg_test
1186  *	Mailbox register wrap test.
1187  *
1188  * Input:
1189  *	ha = adapter block pointer.
1190  *	TARGET_QUEUE_LOCK must be released.
1191  *	ADAPTER_STATE_LOCK must be released.
1192  *
1193  * Returns:
1194  *	qla2x00 local function return status code.
1195  *
1196  * Context:
1197  *	Kernel context.
1198  */
1199 int
1200 qla2x00_mbx_reg_test(scsi_qla_host_t *vha)
1201 {
1202 	int rval;
1203 	mbx_cmd_t mc;
1204 	mbx_cmd_t *mcp = &mc;
1205 
1206 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1032,
1207 	    "Entered %s.\n", __func__);
1208 
1209 	mcp->mb[0] = MBC_MAILBOX_REGISTER_TEST;
1210 	mcp->mb[1] = 0xAAAA;
1211 	mcp->mb[2] = 0x5555;
1212 	mcp->mb[3] = 0xAA55;
1213 	mcp->mb[4] = 0x55AA;
1214 	mcp->mb[5] = 0xA5A5;
1215 	mcp->mb[6] = 0x5A5A;
1216 	mcp->mb[7] = 0x2525;
1217 	mcp->out_mb = MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
1218 	mcp->in_mb = MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
1219 	mcp->tov = MBX_TOV_SECONDS;
1220 	mcp->flags = 0;
1221 	rval = qla2x00_mailbox_command(vha, mcp);
1222 
1223 	if (rval == QLA_SUCCESS) {
1224 		if (mcp->mb[1] != 0xAAAA || mcp->mb[2] != 0x5555 ||
1225 		    mcp->mb[3] != 0xAA55 || mcp->mb[4] != 0x55AA)
1226 			rval = QLA_FUNCTION_FAILED;
1227 		if (mcp->mb[5] != 0xA5A5 || mcp->mb[6] != 0x5A5A ||
1228 		    mcp->mb[7] != 0x2525)
1229 			rval = QLA_FUNCTION_FAILED;
1230 	}
1231 
1232 	if (rval != QLA_SUCCESS) {
1233 		/*EMPTY*/
1234 		ql_dbg(ql_dbg_mbx, vha, 0x1033, "Failed=%x.\n", rval);
1235 	} else {
1236 		/*EMPTY*/
1237 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1034,
1238 		    "Done %s.\n", __func__);
1239 	}
1240 
1241 	return rval;
1242 }
1243 
1244 /*
1245  * qla2x00_verify_checksum
1246  *	Verify firmware checksum.
1247  *
1248  * Input:
1249  *	ha = adapter block pointer.
1250  *	TARGET_QUEUE_LOCK must be released.
1251  *	ADAPTER_STATE_LOCK must be released.
1252  *
1253  * Returns:
1254  *	qla2x00 local function return status code.
1255  *
1256  * Context:
1257  *	Kernel context.
1258  */
1259 int
1260 qla2x00_verify_checksum(scsi_qla_host_t *vha, uint32_t risc_addr)
1261 {
1262 	int rval;
1263 	mbx_cmd_t mc;
1264 	mbx_cmd_t *mcp = &mc;
1265 
1266 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1035,
1267 	    "Entered %s.\n", __func__);
1268 
1269 	mcp->mb[0] = MBC_VERIFY_CHECKSUM;
1270 	mcp->out_mb = MBX_0;
1271 	mcp->in_mb = MBX_0;
1272 	if (IS_FWI2_CAPABLE(vha->hw)) {
1273 		mcp->mb[1] = MSW(risc_addr);
1274 		mcp->mb[2] = LSW(risc_addr);
1275 		mcp->out_mb |= MBX_2|MBX_1;
1276 		mcp->in_mb |= MBX_2|MBX_1;
1277 	} else {
1278 		mcp->mb[1] = LSW(risc_addr);
1279 		mcp->out_mb |= MBX_1;
1280 		mcp->in_mb |= MBX_1;
1281 	}
1282 
1283 	mcp->tov = MBX_TOV_SECONDS;
1284 	mcp->flags = 0;
1285 	rval = qla2x00_mailbox_command(vha, mcp);
1286 
1287 	if (rval != QLA_SUCCESS) {
1288 		ql_dbg(ql_dbg_mbx, vha, 0x1036,
1289 		    "Failed=%x chm sum=%x.\n", rval, IS_FWI2_CAPABLE(vha->hw) ?
1290 		    (mcp->mb[2] << 16) | mcp->mb[1] : mcp->mb[1]);
1291 	} else {
1292 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1037,
1293 		    "Done %s.\n", __func__);
1294 	}
1295 
1296 	return rval;
1297 }
1298 
1299 /*
1300  * qla2x00_issue_iocb
1301  *	Issue IOCB using mailbox command
1302  *
1303  * Input:
1304  *	ha = adapter state pointer.
1305  *	buffer = buffer pointer.
1306  *	phys_addr = physical address of buffer.
1307  *	size = size of buffer.
1308  *	TARGET_QUEUE_LOCK must be released.
1309  *	ADAPTER_STATE_LOCK must be released.
1310  *
1311  * Returns:
1312  *	qla2x00 local function return status code.
1313  *
1314  * Context:
1315  *	Kernel context.
1316  */
1317 int
1318 qla2x00_issue_iocb_timeout(scsi_qla_host_t *vha, void *buffer,
1319     dma_addr_t phys_addr, size_t size, uint32_t tov)
1320 {
1321 	int		rval;
1322 	mbx_cmd_t	mc;
1323 	mbx_cmd_t	*mcp = &mc;
1324 
1325 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1038,
1326 	    "Entered %s.\n", __func__);
1327 
1328 	mcp->mb[0] = MBC_IOCB_COMMAND_A64;
1329 	mcp->mb[1] = 0;
1330 	mcp->mb[2] = MSW(phys_addr);
1331 	mcp->mb[3] = LSW(phys_addr);
1332 	mcp->mb[6] = MSW(MSD(phys_addr));
1333 	mcp->mb[7] = LSW(MSD(phys_addr));
1334 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
1335 	mcp->in_mb = MBX_2|MBX_0;
1336 	mcp->tov = tov;
1337 	mcp->flags = 0;
1338 	rval = qla2x00_mailbox_command(vha, mcp);
1339 
1340 	if (rval != QLA_SUCCESS) {
1341 		/*EMPTY*/
1342 		ql_dbg(ql_dbg_mbx, vha, 0x1039, "Failed=%x.\n", rval);
1343 	} else {
1344 		sts_entry_t *sts_entry = (sts_entry_t *) buffer;
1345 
1346 		/* Mask reserved bits. */
1347 		sts_entry->entry_status &=
1348 		    IS_FWI2_CAPABLE(vha->hw) ? RF_MASK_24XX : RF_MASK;
1349 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x103a,
1350 		    "Done %s.\n", __func__);
1351 	}
1352 
1353 	return rval;
1354 }
1355 
1356 int
1357 qla2x00_issue_iocb(scsi_qla_host_t *vha, void *buffer, dma_addr_t phys_addr,
1358     size_t size)
1359 {
1360 	return qla2x00_issue_iocb_timeout(vha, buffer, phys_addr, size,
1361 	    MBX_TOV_SECONDS);
1362 }
1363 
1364 /*
1365  * qla2x00_abort_command
1366  *	Abort command aborts a specified IOCB.
1367  *
1368  * Input:
1369  *	ha = adapter block pointer.
1370  *	sp = SB structure pointer.
1371  *
1372  * Returns:
1373  *	qla2x00 local function return status code.
1374  *
1375  * Context:
1376  *	Kernel context.
1377  */
1378 int
1379 qla2x00_abort_command(srb_t *sp)
1380 {
1381 	unsigned long   flags = 0;
1382 	int		rval;
1383 	uint32_t	handle = 0;
1384 	mbx_cmd_t	mc;
1385 	mbx_cmd_t	*mcp = &mc;
1386 	fc_port_t	*fcport = sp->fcport;
1387 	scsi_qla_host_t *vha = fcport->vha;
1388 	struct qla_hw_data *ha = vha->hw;
1389 	struct req_que *req;
1390 	struct scsi_cmnd *cmd = GET_CMD_SP(sp);
1391 
1392 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x103b,
1393 	    "Entered %s.\n", __func__);
1394 
1395 	if (vha->flags.qpairs_available && sp->qpair)
1396 		req = sp->qpair->req;
1397 	else
1398 		req = vha->req;
1399 
1400 	spin_lock_irqsave(&ha->hardware_lock, flags);
1401 	for (handle = 1; handle < req->num_outstanding_cmds; handle++) {
1402 		if (req->outstanding_cmds[handle] == sp)
1403 			break;
1404 	}
1405 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
1406 
1407 	if (handle == req->num_outstanding_cmds) {
1408 		/* command not found */
1409 		return QLA_FUNCTION_FAILED;
1410 	}
1411 
1412 	mcp->mb[0] = MBC_ABORT_COMMAND;
1413 	if (HAS_EXTENDED_IDS(ha))
1414 		mcp->mb[1] = fcport->loop_id;
1415 	else
1416 		mcp->mb[1] = fcport->loop_id << 8;
1417 	mcp->mb[2] = (uint16_t)handle;
1418 	mcp->mb[3] = (uint16_t)(handle >> 16);
1419 	mcp->mb[6] = (uint16_t)cmd->device->lun;
1420 	mcp->out_mb = MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
1421 	mcp->in_mb = MBX_0;
1422 	mcp->tov = MBX_TOV_SECONDS;
1423 	mcp->flags = 0;
1424 	rval = qla2x00_mailbox_command(vha, mcp);
1425 
1426 	if (rval != QLA_SUCCESS) {
1427 		ql_dbg(ql_dbg_mbx, vha, 0x103c, "Failed=%x.\n", rval);
1428 	} else {
1429 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x103d,
1430 		    "Done %s.\n", __func__);
1431 	}
1432 
1433 	return rval;
1434 }
1435 
1436 int
1437 qla2x00_abort_target(struct fc_port *fcport, uint64_t l, int tag)
1438 {
1439 	int rval, rval2;
1440 	mbx_cmd_t  mc;
1441 	mbx_cmd_t  *mcp = &mc;
1442 	scsi_qla_host_t *vha;
1443 	struct req_que *req;
1444 	struct rsp_que *rsp;
1445 
1446 	l = l;
1447 	vha = fcport->vha;
1448 
1449 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x103e,
1450 	    "Entered %s.\n", __func__);
1451 
1452 	req = vha->hw->req_q_map[0];
1453 	rsp = req->rsp;
1454 	mcp->mb[0] = MBC_ABORT_TARGET;
1455 	mcp->out_mb = MBX_9|MBX_2|MBX_1|MBX_0;
1456 	if (HAS_EXTENDED_IDS(vha->hw)) {
1457 		mcp->mb[1] = fcport->loop_id;
1458 		mcp->mb[10] = 0;
1459 		mcp->out_mb |= MBX_10;
1460 	} else {
1461 		mcp->mb[1] = fcport->loop_id << 8;
1462 	}
1463 	mcp->mb[2] = vha->hw->loop_reset_delay;
1464 	mcp->mb[9] = vha->vp_idx;
1465 
1466 	mcp->in_mb = MBX_0;
1467 	mcp->tov = MBX_TOV_SECONDS;
1468 	mcp->flags = 0;
1469 	rval = qla2x00_mailbox_command(vha, mcp);
1470 	if (rval != QLA_SUCCESS) {
1471 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x103f,
1472 		    "Failed=%x.\n", rval);
1473 	}
1474 
1475 	/* Issue marker IOCB. */
1476 	rval2 = qla2x00_marker(vha, req, rsp, fcport->loop_id, 0,
1477 							MK_SYNC_ID);
1478 	if (rval2 != QLA_SUCCESS) {
1479 		ql_dbg(ql_dbg_mbx, vha, 0x1040,
1480 		    "Failed to issue marker IOCB (%x).\n", rval2);
1481 	} else {
1482 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1041,
1483 		    "Done %s.\n", __func__);
1484 	}
1485 
1486 	return rval;
1487 }
1488 
1489 int
1490 qla2x00_lun_reset(struct fc_port *fcport, uint64_t l, int tag)
1491 {
1492 	int rval, rval2;
1493 	mbx_cmd_t  mc;
1494 	mbx_cmd_t  *mcp = &mc;
1495 	scsi_qla_host_t *vha;
1496 	struct req_que *req;
1497 	struct rsp_que *rsp;
1498 
1499 	vha = fcport->vha;
1500 
1501 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1042,
1502 	    "Entered %s.\n", __func__);
1503 
1504 	req = vha->hw->req_q_map[0];
1505 	rsp = req->rsp;
1506 	mcp->mb[0] = MBC_LUN_RESET;
1507 	mcp->out_mb = MBX_9|MBX_3|MBX_2|MBX_1|MBX_0;
1508 	if (HAS_EXTENDED_IDS(vha->hw))
1509 		mcp->mb[1] = fcport->loop_id;
1510 	else
1511 		mcp->mb[1] = fcport->loop_id << 8;
1512 	mcp->mb[2] = (u32)l;
1513 	mcp->mb[3] = 0;
1514 	mcp->mb[9] = vha->vp_idx;
1515 
1516 	mcp->in_mb = MBX_0;
1517 	mcp->tov = MBX_TOV_SECONDS;
1518 	mcp->flags = 0;
1519 	rval = qla2x00_mailbox_command(vha, mcp);
1520 	if (rval != QLA_SUCCESS) {
1521 		ql_dbg(ql_dbg_mbx, vha, 0x1043, "Failed=%x.\n", rval);
1522 	}
1523 
1524 	/* Issue marker IOCB. */
1525 	rval2 = qla2x00_marker(vha, req, rsp, fcport->loop_id, l,
1526 								MK_SYNC_ID_LUN);
1527 	if (rval2 != QLA_SUCCESS) {
1528 		ql_dbg(ql_dbg_mbx, vha, 0x1044,
1529 		    "Failed to issue marker IOCB (%x).\n", rval2);
1530 	} else {
1531 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1045,
1532 		    "Done %s.\n", __func__);
1533 	}
1534 
1535 	return rval;
1536 }
1537 
1538 /*
1539  * qla2x00_get_adapter_id
1540  *	Get adapter ID and topology.
1541  *
1542  * Input:
1543  *	ha = adapter block pointer.
1544  *	id = pointer for loop ID.
1545  *	al_pa = pointer for AL_PA.
1546  *	area = pointer for area.
1547  *	domain = pointer for domain.
1548  *	top = pointer for topology.
1549  *	TARGET_QUEUE_LOCK must be released.
1550  *	ADAPTER_STATE_LOCK must be released.
1551  *
1552  * Returns:
1553  *	qla2x00 local function return status code.
1554  *
1555  * Context:
1556  *	Kernel context.
1557  */
1558 int
1559 qla2x00_get_adapter_id(scsi_qla_host_t *vha, uint16_t *id, uint8_t *al_pa,
1560     uint8_t *area, uint8_t *domain, uint16_t *top, uint16_t *sw_cap)
1561 {
1562 	int rval;
1563 	mbx_cmd_t mc;
1564 	mbx_cmd_t *mcp = &mc;
1565 
1566 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1046,
1567 	    "Entered %s.\n", __func__);
1568 
1569 	mcp->mb[0] = MBC_GET_ADAPTER_LOOP_ID;
1570 	mcp->mb[9] = vha->vp_idx;
1571 	mcp->out_mb = MBX_9|MBX_0;
1572 	mcp->in_mb = MBX_9|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
1573 	if (IS_CNA_CAPABLE(vha->hw))
1574 		mcp->in_mb |= MBX_13|MBX_12|MBX_11|MBX_10;
1575 	if (IS_FWI2_CAPABLE(vha->hw))
1576 		mcp->in_mb |= MBX_19|MBX_18|MBX_17|MBX_16;
1577 	if (IS_QLA27XX(vha->hw))
1578 		mcp->in_mb |= MBX_15;
1579 	mcp->tov = MBX_TOV_SECONDS;
1580 	mcp->flags = 0;
1581 	rval = qla2x00_mailbox_command(vha, mcp);
1582 	if (mcp->mb[0] == MBS_COMMAND_ERROR)
1583 		rval = QLA_COMMAND_ERROR;
1584 	else if (mcp->mb[0] == MBS_INVALID_COMMAND)
1585 		rval = QLA_INVALID_COMMAND;
1586 
1587 	/* Return data. */
1588 	*id = mcp->mb[1];
1589 	*al_pa = LSB(mcp->mb[2]);
1590 	*area = MSB(mcp->mb[2]);
1591 	*domain	= LSB(mcp->mb[3]);
1592 	*top = mcp->mb[6];
1593 	*sw_cap = mcp->mb[7];
1594 
1595 	if (rval != QLA_SUCCESS) {
1596 		/*EMPTY*/
1597 		ql_dbg(ql_dbg_mbx, vha, 0x1047, "Failed=%x.\n", rval);
1598 	} else {
1599 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1048,
1600 		    "Done %s.\n", __func__);
1601 
1602 		if (IS_CNA_CAPABLE(vha->hw)) {
1603 			vha->fcoe_vlan_id = mcp->mb[9] & 0xfff;
1604 			vha->fcoe_fcf_idx = mcp->mb[10];
1605 			vha->fcoe_vn_port_mac[5] = mcp->mb[11] >> 8;
1606 			vha->fcoe_vn_port_mac[4] = mcp->mb[11] & 0xff;
1607 			vha->fcoe_vn_port_mac[3] = mcp->mb[12] >> 8;
1608 			vha->fcoe_vn_port_mac[2] = mcp->mb[12] & 0xff;
1609 			vha->fcoe_vn_port_mac[1] = mcp->mb[13] >> 8;
1610 			vha->fcoe_vn_port_mac[0] = mcp->mb[13] & 0xff;
1611 		}
1612 		/* If FA-WWN supported */
1613 		if (IS_FAWWN_CAPABLE(vha->hw)) {
1614 			if (mcp->mb[7] & BIT_14) {
1615 				vha->port_name[0] = MSB(mcp->mb[16]);
1616 				vha->port_name[1] = LSB(mcp->mb[16]);
1617 				vha->port_name[2] = MSB(mcp->mb[17]);
1618 				vha->port_name[3] = LSB(mcp->mb[17]);
1619 				vha->port_name[4] = MSB(mcp->mb[18]);
1620 				vha->port_name[5] = LSB(mcp->mb[18]);
1621 				vha->port_name[6] = MSB(mcp->mb[19]);
1622 				vha->port_name[7] = LSB(mcp->mb[19]);
1623 				fc_host_port_name(vha->host) =
1624 				    wwn_to_u64(vha->port_name);
1625 				ql_dbg(ql_dbg_mbx, vha, 0x10ca,
1626 				    "FA-WWN acquired %016llx\n",
1627 				    wwn_to_u64(vha->port_name));
1628 			}
1629 		}
1630 
1631 		if (IS_QLA27XX(vha->hw))
1632 			vha->bbcr = mcp->mb[15];
1633 	}
1634 
1635 	return rval;
1636 }
1637 
1638 /*
1639  * qla2x00_get_retry_cnt
1640  *	Get current firmware login retry count and delay.
1641  *
1642  * Input:
1643  *	ha = adapter block pointer.
1644  *	retry_cnt = pointer to login retry count.
1645  *	tov = pointer to login timeout value.
1646  *
1647  * Returns:
1648  *	qla2x00 local function return status code.
1649  *
1650  * Context:
1651  *	Kernel context.
1652  */
1653 int
1654 qla2x00_get_retry_cnt(scsi_qla_host_t *vha, uint8_t *retry_cnt, uint8_t *tov,
1655     uint16_t *r_a_tov)
1656 {
1657 	int rval;
1658 	uint16_t ratov;
1659 	mbx_cmd_t mc;
1660 	mbx_cmd_t *mcp = &mc;
1661 
1662 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1049,
1663 	    "Entered %s.\n", __func__);
1664 
1665 	mcp->mb[0] = MBC_GET_RETRY_COUNT;
1666 	mcp->out_mb = MBX_0;
1667 	mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
1668 	mcp->tov = MBX_TOV_SECONDS;
1669 	mcp->flags = 0;
1670 	rval = qla2x00_mailbox_command(vha, mcp);
1671 
1672 	if (rval != QLA_SUCCESS) {
1673 		/*EMPTY*/
1674 		ql_dbg(ql_dbg_mbx, vha, 0x104a,
1675 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
1676 	} else {
1677 		/* Convert returned data and check our values. */
1678 		*r_a_tov = mcp->mb[3] / 2;
1679 		ratov = (mcp->mb[3]/2) / 10;  /* mb[3] value is in 100ms */
1680 		if (mcp->mb[1] * ratov > (*retry_cnt) * (*tov)) {
1681 			/* Update to the larger values */
1682 			*retry_cnt = (uint8_t)mcp->mb[1];
1683 			*tov = ratov;
1684 		}
1685 
1686 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x104b,
1687 		    "Done %s mb3=%d ratov=%d.\n", __func__, mcp->mb[3], ratov);
1688 	}
1689 
1690 	return rval;
1691 }
1692 
1693 /*
1694  * qla2x00_init_firmware
1695  *	Initialize adapter firmware.
1696  *
1697  * Input:
1698  *	ha = adapter block pointer.
1699  *	dptr = Initialization control block pointer.
1700  *	size = size of initialization control block.
1701  *	TARGET_QUEUE_LOCK must be released.
1702  *	ADAPTER_STATE_LOCK must be released.
1703  *
1704  * Returns:
1705  *	qla2x00 local function return status code.
1706  *
1707  * Context:
1708  *	Kernel context.
1709  */
1710 int
1711 qla2x00_init_firmware(scsi_qla_host_t *vha, uint16_t size)
1712 {
1713 	int rval;
1714 	mbx_cmd_t mc;
1715 	mbx_cmd_t *mcp = &mc;
1716 	struct qla_hw_data *ha = vha->hw;
1717 
1718 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x104c,
1719 	    "Entered %s.\n", __func__);
1720 
1721 	if (IS_P3P_TYPE(ha) && ql2xdbwr)
1722 		qla82xx_wr_32(ha, (uintptr_t __force)ha->nxdb_wr_ptr,
1723 			(0x04 | (ha->portnum << 5) | (0 << 8) | (0 << 16)));
1724 
1725 	if (ha->flags.npiv_supported)
1726 		mcp->mb[0] = MBC_MID_INITIALIZE_FIRMWARE;
1727 	else
1728 		mcp->mb[0] = MBC_INITIALIZE_FIRMWARE;
1729 
1730 	mcp->mb[1] = 0;
1731 	mcp->mb[2] = MSW(ha->init_cb_dma);
1732 	mcp->mb[3] = LSW(ha->init_cb_dma);
1733 	mcp->mb[6] = MSW(MSD(ha->init_cb_dma));
1734 	mcp->mb[7] = LSW(MSD(ha->init_cb_dma));
1735 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
1736 	if (ha->ex_init_cb && ha->ex_init_cb->ex_version) {
1737 		mcp->mb[1] = BIT_0;
1738 		mcp->mb[10] = MSW(ha->ex_init_cb_dma);
1739 		mcp->mb[11] = LSW(ha->ex_init_cb_dma);
1740 		mcp->mb[12] = MSW(MSD(ha->ex_init_cb_dma));
1741 		mcp->mb[13] = LSW(MSD(ha->ex_init_cb_dma));
1742 		mcp->mb[14] = sizeof(*ha->ex_init_cb);
1743 		mcp->out_mb |= MBX_14|MBX_13|MBX_12|MBX_11|MBX_10;
1744 	}
1745 	/* 1 and 2 should normally be captured. */
1746 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
1747 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha))
1748 		/* mb3 is additional info about the installed SFP. */
1749 		mcp->in_mb  |= MBX_3;
1750 	mcp->buf_size = size;
1751 	mcp->flags = MBX_DMA_OUT;
1752 	mcp->tov = MBX_TOV_SECONDS;
1753 	rval = qla2x00_mailbox_command(vha, mcp);
1754 
1755 	if (rval != QLA_SUCCESS) {
1756 		/*EMPTY*/
1757 		ql_dbg(ql_dbg_mbx, vha, 0x104d,
1758 		    "Failed=%x mb[0]=%x, mb[1]=%x, mb[2]=%x, mb[3]=%x,.\n",
1759 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2], mcp->mb[3]);
1760 	} else {
1761 		if (IS_QLA27XX(ha)) {
1762 			if (mcp->mb[2] == 6 || mcp->mb[3] == 2)
1763 				ql_dbg(ql_dbg_mbx, vha, 0x119d,
1764 				    "Invalid SFP/Validation Failed\n");
1765 		}
1766 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x104e,
1767 		    "Done %s.\n", __func__);
1768 	}
1769 
1770 	return rval;
1771 }
1772 
1773 
1774 /*
1775  * qla2x00_get_port_database
1776  *	Issue normal/enhanced get port database mailbox command
1777  *	and copy device name as necessary.
1778  *
1779  * Input:
1780  *	ha = adapter state pointer.
1781  *	dev = structure pointer.
1782  *	opt = enhanced cmd option byte.
1783  *
1784  * Returns:
1785  *	qla2x00 local function return status code.
1786  *
1787  * Context:
1788  *	Kernel context.
1789  */
1790 int
1791 qla2x00_get_port_database(scsi_qla_host_t *vha, fc_port_t *fcport, uint8_t opt)
1792 {
1793 	int rval;
1794 	mbx_cmd_t mc;
1795 	mbx_cmd_t *mcp = &mc;
1796 	port_database_t *pd;
1797 	struct port_database_24xx *pd24;
1798 	dma_addr_t pd_dma;
1799 	struct qla_hw_data *ha = vha->hw;
1800 
1801 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x104f,
1802 	    "Entered %s.\n", __func__);
1803 
1804 	pd24 = NULL;
1805 	pd = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &pd_dma);
1806 	if (pd  == NULL) {
1807 		ql_log(ql_log_warn, vha, 0x1050,
1808 		    "Failed to allocate port database structure.\n");
1809 		fcport->query = 0;
1810 		return QLA_MEMORY_ALLOC_FAILED;
1811 	}
1812 
1813 	mcp->mb[0] = MBC_GET_PORT_DATABASE;
1814 	if (opt != 0 && !IS_FWI2_CAPABLE(ha))
1815 		mcp->mb[0] = MBC_ENHANCED_GET_PORT_DATABASE;
1816 	mcp->mb[2] = MSW(pd_dma);
1817 	mcp->mb[3] = LSW(pd_dma);
1818 	mcp->mb[6] = MSW(MSD(pd_dma));
1819 	mcp->mb[7] = LSW(MSD(pd_dma));
1820 	mcp->mb[9] = vha->vp_idx;
1821 	mcp->out_mb = MBX_9|MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
1822 	mcp->in_mb = MBX_0;
1823 	if (IS_FWI2_CAPABLE(ha)) {
1824 		mcp->mb[1] = fcport->loop_id;
1825 		mcp->mb[10] = opt;
1826 		mcp->out_mb |= MBX_10|MBX_1;
1827 		mcp->in_mb |= MBX_1;
1828 	} else if (HAS_EXTENDED_IDS(ha)) {
1829 		mcp->mb[1] = fcport->loop_id;
1830 		mcp->mb[10] = opt;
1831 		mcp->out_mb |= MBX_10|MBX_1;
1832 	} else {
1833 		mcp->mb[1] = fcport->loop_id << 8 | opt;
1834 		mcp->out_mb |= MBX_1;
1835 	}
1836 	mcp->buf_size = IS_FWI2_CAPABLE(ha) ?
1837 	    PORT_DATABASE_24XX_SIZE : PORT_DATABASE_SIZE;
1838 	mcp->flags = MBX_DMA_IN;
1839 	mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
1840 	rval = qla2x00_mailbox_command(vha, mcp);
1841 	if (rval != QLA_SUCCESS)
1842 		goto gpd_error_out;
1843 
1844 	if (IS_FWI2_CAPABLE(ha)) {
1845 		uint64_t zero = 0;
1846 		u8 current_login_state, last_login_state;
1847 
1848 		pd24 = (struct port_database_24xx *) pd;
1849 
1850 		/* Check for logged in state. */
1851 		if (fcport->fc4f_nvme) {
1852 			current_login_state = pd24->current_login_state >> 4;
1853 			last_login_state = pd24->last_login_state >> 4;
1854 		} else {
1855 			current_login_state = pd24->current_login_state & 0xf;
1856 			last_login_state = pd24->last_login_state & 0xf;
1857 		}
1858 		fcport->current_login_state = pd24->current_login_state;
1859 		fcport->last_login_state = pd24->last_login_state;
1860 
1861 		/* Check for logged in state. */
1862 		if (current_login_state != PDS_PRLI_COMPLETE &&
1863 		    last_login_state != PDS_PRLI_COMPLETE) {
1864 			ql_dbg(ql_dbg_mbx, vha, 0x119a,
1865 			    "Unable to verify login-state (%x/%x) for loop_id %x.\n",
1866 			    current_login_state, last_login_state,
1867 			    fcport->loop_id);
1868 			rval = QLA_FUNCTION_FAILED;
1869 
1870 			if (!fcport->query)
1871 				goto gpd_error_out;
1872 		}
1873 
1874 		if (fcport->loop_id == FC_NO_LOOP_ID ||
1875 		    (memcmp(fcport->port_name, (uint8_t *)&zero, 8) &&
1876 		     memcmp(fcport->port_name, pd24->port_name, 8))) {
1877 			/* We lost the device mid way. */
1878 			rval = QLA_NOT_LOGGED_IN;
1879 			goto gpd_error_out;
1880 		}
1881 
1882 		/* Names are little-endian. */
1883 		memcpy(fcport->node_name, pd24->node_name, WWN_SIZE);
1884 		memcpy(fcport->port_name, pd24->port_name, WWN_SIZE);
1885 
1886 		/* Get port_id of device. */
1887 		fcport->d_id.b.domain = pd24->port_id[0];
1888 		fcport->d_id.b.area = pd24->port_id[1];
1889 		fcport->d_id.b.al_pa = pd24->port_id[2];
1890 		fcport->d_id.b.rsvd_1 = 0;
1891 
1892 		/* If not target must be initiator or unknown type. */
1893 		if ((pd24->prli_svc_param_word_3[0] & BIT_4) == 0)
1894 			fcport->port_type = FCT_INITIATOR;
1895 		else
1896 			fcport->port_type = FCT_TARGET;
1897 
1898 		/* Passback COS information. */
1899 		fcport->supported_classes = (pd24->flags & PDF_CLASS_2) ?
1900 				FC_COS_CLASS2 : FC_COS_CLASS3;
1901 
1902 		if (pd24->prli_svc_param_word_3[0] & BIT_7)
1903 			fcport->flags |= FCF_CONF_COMP_SUPPORTED;
1904 	} else {
1905 		uint64_t zero = 0;
1906 
1907 		/* Check for logged in state. */
1908 		if (pd->master_state != PD_STATE_PORT_LOGGED_IN &&
1909 		    pd->slave_state != PD_STATE_PORT_LOGGED_IN) {
1910 			ql_dbg(ql_dbg_mbx, vha, 0x100a,
1911 			    "Unable to verify login-state (%x/%x) - "
1912 			    "portid=%02x%02x%02x.\n", pd->master_state,
1913 			    pd->slave_state, fcport->d_id.b.domain,
1914 			    fcport->d_id.b.area, fcport->d_id.b.al_pa);
1915 			rval = QLA_FUNCTION_FAILED;
1916 			goto gpd_error_out;
1917 		}
1918 
1919 		if (fcport->loop_id == FC_NO_LOOP_ID ||
1920 		    (memcmp(fcport->port_name, (uint8_t *)&zero, 8) &&
1921 		     memcmp(fcport->port_name, pd->port_name, 8))) {
1922 			/* We lost the device mid way. */
1923 			rval = QLA_NOT_LOGGED_IN;
1924 			goto gpd_error_out;
1925 		}
1926 
1927 		/* Names are little-endian. */
1928 		memcpy(fcport->node_name, pd->node_name, WWN_SIZE);
1929 		memcpy(fcport->port_name, pd->port_name, WWN_SIZE);
1930 
1931 		/* Get port_id of device. */
1932 		fcport->d_id.b.domain = pd->port_id[0];
1933 		fcport->d_id.b.area = pd->port_id[3];
1934 		fcport->d_id.b.al_pa = pd->port_id[2];
1935 		fcport->d_id.b.rsvd_1 = 0;
1936 
1937 		/* If not target must be initiator or unknown type. */
1938 		if ((pd->prli_svc_param_word_3[0] & BIT_4) == 0)
1939 			fcport->port_type = FCT_INITIATOR;
1940 		else
1941 			fcport->port_type = FCT_TARGET;
1942 
1943 		/* Passback COS information. */
1944 		fcport->supported_classes = (pd->options & BIT_4) ?
1945 		    FC_COS_CLASS2: FC_COS_CLASS3;
1946 	}
1947 
1948 gpd_error_out:
1949 	dma_pool_free(ha->s_dma_pool, pd, pd_dma);
1950 	fcport->query = 0;
1951 
1952 	if (rval != QLA_SUCCESS) {
1953 		ql_dbg(ql_dbg_mbx, vha, 0x1052,
1954 		    "Failed=%x mb[0]=%x mb[1]=%x.\n", rval,
1955 		    mcp->mb[0], mcp->mb[1]);
1956 	} else {
1957 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1053,
1958 		    "Done %s.\n", __func__);
1959 	}
1960 
1961 	return rval;
1962 }
1963 
1964 /*
1965  * qla2x00_get_firmware_state
1966  *	Get adapter firmware state.
1967  *
1968  * Input:
1969  *	ha = adapter block pointer.
1970  *	dptr = pointer for firmware state.
1971  *	TARGET_QUEUE_LOCK must be released.
1972  *	ADAPTER_STATE_LOCK must be released.
1973  *
1974  * Returns:
1975  *	qla2x00 local function return status code.
1976  *
1977  * Context:
1978  *	Kernel context.
1979  */
1980 int
1981 qla2x00_get_firmware_state(scsi_qla_host_t *vha, uint16_t *states)
1982 {
1983 	int rval;
1984 	mbx_cmd_t mc;
1985 	mbx_cmd_t *mcp = &mc;
1986 	struct qla_hw_data *ha = vha->hw;
1987 
1988 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1054,
1989 	    "Entered %s.\n", __func__);
1990 
1991 	mcp->mb[0] = MBC_GET_FIRMWARE_STATE;
1992 	mcp->out_mb = MBX_0;
1993 	if (IS_FWI2_CAPABLE(vha->hw))
1994 		mcp->in_mb = MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
1995 	else
1996 		mcp->in_mb = MBX_1|MBX_0;
1997 	mcp->tov = MBX_TOV_SECONDS;
1998 	mcp->flags = 0;
1999 	rval = qla2x00_mailbox_command(vha, mcp);
2000 
2001 	/* Return firmware states. */
2002 	states[0] = mcp->mb[1];
2003 	if (IS_FWI2_CAPABLE(vha->hw)) {
2004 		states[1] = mcp->mb[2];
2005 		states[2] = mcp->mb[3];  /* SFP info */
2006 		states[3] = mcp->mb[4];
2007 		states[4] = mcp->mb[5];
2008 		states[5] = mcp->mb[6];  /* DPORT status */
2009 	}
2010 
2011 	if (rval != QLA_SUCCESS) {
2012 		/*EMPTY*/
2013 		ql_dbg(ql_dbg_mbx, vha, 0x1055, "Failed=%x.\n", rval);
2014 	} else {
2015 		if (IS_QLA27XX(ha)) {
2016 			if (mcp->mb[2] == 6 || mcp->mb[3] == 2)
2017 				ql_dbg(ql_dbg_mbx, vha, 0x119e,
2018 				    "Invalid SFP/Validation Failed\n");
2019 		}
2020 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1056,
2021 		    "Done %s.\n", __func__);
2022 	}
2023 
2024 	return rval;
2025 }
2026 
2027 /*
2028  * qla2x00_get_port_name
2029  *	Issue get port name mailbox command.
2030  *	Returned name is in big endian format.
2031  *
2032  * Input:
2033  *	ha = adapter block pointer.
2034  *	loop_id = loop ID of device.
2035  *	name = pointer for name.
2036  *	TARGET_QUEUE_LOCK must be released.
2037  *	ADAPTER_STATE_LOCK must be released.
2038  *
2039  * Returns:
2040  *	qla2x00 local function return status code.
2041  *
2042  * Context:
2043  *	Kernel context.
2044  */
2045 int
2046 qla2x00_get_port_name(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t *name,
2047     uint8_t opt)
2048 {
2049 	int rval;
2050 	mbx_cmd_t mc;
2051 	mbx_cmd_t *mcp = &mc;
2052 
2053 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1057,
2054 	    "Entered %s.\n", __func__);
2055 
2056 	mcp->mb[0] = MBC_GET_PORT_NAME;
2057 	mcp->mb[9] = vha->vp_idx;
2058 	mcp->out_mb = MBX_9|MBX_1|MBX_0;
2059 	if (HAS_EXTENDED_IDS(vha->hw)) {
2060 		mcp->mb[1] = loop_id;
2061 		mcp->mb[10] = opt;
2062 		mcp->out_mb |= MBX_10;
2063 	} else {
2064 		mcp->mb[1] = loop_id << 8 | opt;
2065 	}
2066 
2067 	mcp->in_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
2068 	mcp->tov = MBX_TOV_SECONDS;
2069 	mcp->flags = 0;
2070 	rval = qla2x00_mailbox_command(vha, mcp);
2071 
2072 	if (rval != QLA_SUCCESS) {
2073 		/*EMPTY*/
2074 		ql_dbg(ql_dbg_mbx, vha, 0x1058, "Failed=%x.\n", rval);
2075 	} else {
2076 		if (name != NULL) {
2077 			/* This function returns name in big endian. */
2078 			name[0] = MSB(mcp->mb[2]);
2079 			name[1] = LSB(mcp->mb[2]);
2080 			name[2] = MSB(mcp->mb[3]);
2081 			name[3] = LSB(mcp->mb[3]);
2082 			name[4] = MSB(mcp->mb[6]);
2083 			name[5] = LSB(mcp->mb[6]);
2084 			name[6] = MSB(mcp->mb[7]);
2085 			name[7] = LSB(mcp->mb[7]);
2086 		}
2087 
2088 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1059,
2089 		    "Done %s.\n", __func__);
2090 	}
2091 
2092 	return rval;
2093 }
2094 
2095 /*
2096  * qla24xx_link_initialization
2097  *	Issue link initialization mailbox command.
2098  *
2099  * Input:
2100  *	ha = adapter block pointer.
2101  *	TARGET_QUEUE_LOCK must be released.
2102  *	ADAPTER_STATE_LOCK must be released.
2103  *
2104  * Returns:
2105  *	qla2x00 local function return status code.
2106  *
2107  * Context:
2108  *	Kernel context.
2109  */
2110 int
2111 qla24xx_link_initialize(scsi_qla_host_t *vha)
2112 {
2113 	int rval;
2114 	mbx_cmd_t mc;
2115 	mbx_cmd_t *mcp = &mc;
2116 
2117 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1152,
2118 	    "Entered %s.\n", __func__);
2119 
2120 	if (!IS_FWI2_CAPABLE(vha->hw) || IS_CNA_CAPABLE(vha->hw))
2121 		return QLA_FUNCTION_FAILED;
2122 
2123 	mcp->mb[0] = MBC_LINK_INITIALIZATION;
2124 	mcp->mb[1] = BIT_4;
2125 	if (vha->hw->operating_mode == LOOP)
2126 		mcp->mb[1] |= BIT_6;
2127 	else
2128 		mcp->mb[1] |= BIT_5;
2129 	mcp->mb[2] = 0;
2130 	mcp->mb[3] = 0;
2131 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
2132 	mcp->in_mb = MBX_0;
2133 	mcp->tov = MBX_TOV_SECONDS;
2134 	mcp->flags = 0;
2135 	rval = qla2x00_mailbox_command(vha, mcp);
2136 
2137 	if (rval != QLA_SUCCESS) {
2138 		ql_dbg(ql_dbg_mbx, vha, 0x1153, "Failed=%x.\n", rval);
2139 	} else {
2140 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1154,
2141 		    "Done %s.\n", __func__);
2142 	}
2143 
2144 	return rval;
2145 }
2146 
2147 /*
2148  * qla2x00_lip_reset
2149  *	Issue LIP reset mailbox command.
2150  *
2151  * Input:
2152  *	ha = adapter block pointer.
2153  *	TARGET_QUEUE_LOCK must be released.
2154  *	ADAPTER_STATE_LOCK must be released.
2155  *
2156  * Returns:
2157  *	qla2x00 local function return status code.
2158  *
2159  * Context:
2160  *	Kernel context.
2161  */
2162 int
2163 qla2x00_lip_reset(scsi_qla_host_t *vha)
2164 {
2165 	int rval;
2166 	mbx_cmd_t mc;
2167 	mbx_cmd_t *mcp = &mc;
2168 
2169 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x105a,
2170 	    "Entered %s.\n", __func__);
2171 
2172 	if (IS_CNA_CAPABLE(vha->hw)) {
2173 		/* Logout across all FCFs. */
2174 		mcp->mb[0] = MBC_LIP_FULL_LOGIN;
2175 		mcp->mb[1] = BIT_1;
2176 		mcp->mb[2] = 0;
2177 		mcp->out_mb = MBX_2|MBX_1|MBX_0;
2178 	} else if (IS_FWI2_CAPABLE(vha->hw)) {
2179 		mcp->mb[0] = MBC_LIP_FULL_LOGIN;
2180 		mcp->mb[1] = BIT_6;
2181 		mcp->mb[2] = 0;
2182 		mcp->mb[3] = vha->hw->loop_reset_delay;
2183 		mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
2184 	} else {
2185 		mcp->mb[0] = MBC_LIP_RESET;
2186 		mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
2187 		if (HAS_EXTENDED_IDS(vha->hw)) {
2188 			mcp->mb[1] = 0x00ff;
2189 			mcp->mb[10] = 0;
2190 			mcp->out_mb |= MBX_10;
2191 		} else {
2192 			mcp->mb[1] = 0xff00;
2193 		}
2194 		mcp->mb[2] = vha->hw->loop_reset_delay;
2195 		mcp->mb[3] = 0;
2196 	}
2197 	mcp->in_mb = MBX_0;
2198 	mcp->tov = MBX_TOV_SECONDS;
2199 	mcp->flags = 0;
2200 	rval = qla2x00_mailbox_command(vha, mcp);
2201 
2202 	if (rval != QLA_SUCCESS) {
2203 		/*EMPTY*/
2204 		ql_dbg(ql_dbg_mbx, vha, 0x105b, "Failed=%x.\n", rval);
2205 	} else {
2206 		/*EMPTY*/
2207 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x105c,
2208 		    "Done %s.\n", __func__);
2209 	}
2210 
2211 	return rval;
2212 }
2213 
2214 /*
2215  * qla2x00_send_sns
2216  *	Send SNS command.
2217  *
2218  * Input:
2219  *	ha = adapter block pointer.
2220  *	sns = pointer for command.
2221  *	cmd_size = command size.
2222  *	buf_size = response/command size.
2223  *	TARGET_QUEUE_LOCK must be released.
2224  *	ADAPTER_STATE_LOCK must be released.
2225  *
2226  * Returns:
2227  *	qla2x00 local function return status code.
2228  *
2229  * Context:
2230  *	Kernel context.
2231  */
2232 int
2233 qla2x00_send_sns(scsi_qla_host_t *vha, dma_addr_t sns_phys_address,
2234     uint16_t cmd_size, size_t buf_size)
2235 {
2236 	int rval;
2237 	mbx_cmd_t mc;
2238 	mbx_cmd_t *mcp = &mc;
2239 
2240 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x105d,
2241 	    "Entered %s.\n", __func__);
2242 
2243 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x105e,
2244 	    "Retry cnt=%d ratov=%d total tov=%d.\n",
2245 	    vha->hw->retry_count, vha->hw->login_timeout, mcp->tov);
2246 
2247 	mcp->mb[0] = MBC_SEND_SNS_COMMAND;
2248 	mcp->mb[1] = cmd_size;
2249 	mcp->mb[2] = MSW(sns_phys_address);
2250 	mcp->mb[3] = LSW(sns_phys_address);
2251 	mcp->mb[6] = MSW(MSD(sns_phys_address));
2252 	mcp->mb[7] = LSW(MSD(sns_phys_address));
2253 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
2254 	mcp->in_mb = MBX_0|MBX_1;
2255 	mcp->buf_size = buf_size;
2256 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN;
2257 	mcp->tov = (vha->hw->login_timeout * 2) + (vha->hw->login_timeout / 2);
2258 	rval = qla2x00_mailbox_command(vha, mcp);
2259 
2260 	if (rval != QLA_SUCCESS) {
2261 		/*EMPTY*/
2262 		ql_dbg(ql_dbg_mbx, vha, 0x105f,
2263 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
2264 		    rval, mcp->mb[0], mcp->mb[1]);
2265 	} else {
2266 		/*EMPTY*/
2267 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1060,
2268 		    "Done %s.\n", __func__);
2269 	}
2270 
2271 	return rval;
2272 }
2273 
2274 int
2275 qla24xx_login_fabric(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t domain,
2276     uint8_t area, uint8_t al_pa, uint16_t *mb, uint8_t opt)
2277 {
2278 	int		rval;
2279 
2280 	struct logio_entry_24xx *lg;
2281 	dma_addr_t	lg_dma;
2282 	uint32_t	iop[2];
2283 	struct qla_hw_data *ha = vha->hw;
2284 	struct req_que *req;
2285 
2286 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1061,
2287 	    "Entered %s.\n", __func__);
2288 
2289 	if (vha->vp_idx && vha->qpair)
2290 		req = vha->qpair->req;
2291 	else
2292 		req = ha->req_q_map[0];
2293 
2294 	lg = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &lg_dma);
2295 	if (lg == NULL) {
2296 		ql_log(ql_log_warn, vha, 0x1062,
2297 		    "Failed to allocate login IOCB.\n");
2298 		return QLA_MEMORY_ALLOC_FAILED;
2299 	}
2300 
2301 	lg->entry_type = LOGINOUT_PORT_IOCB_TYPE;
2302 	lg->entry_count = 1;
2303 	lg->handle = MAKE_HANDLE(req->id, lg->handle);
2304 	lg->nport_handle = cpu_to_le16(loop_id);
2305 	lg->control_flags = cpu_to_le16(LCF_COMMAND_PLOGI);
2306 	if (opt & BIT_0)
2307 		lg->control_flags |= cpu_to_le16(LCF_COND_PLOGI);
2308 	if (opt & BIT_1)
2309 		lg->control_flags |= cpu_to_le16(LCF_SKIP_PRLI);
2310 	lg->port_id[0] = al_pa;
2311 	lg->port_id[1] = area;
2312 	lg->port_id[2] = domain;
2313 	lg->vp_index = vha->vp_idx;
2314 	rval = qla2x00_issue_iocb_timeout(vha, lg, lg_dma, 0,
2315 	    (ha->r_a_tov / 10 * 2) + 2);
2316 	if (rval != QLA_SUCCESS) {
2317 		ql_dbg(ql_dbg_mbx, vha, 0x1063,
2318 		    "Failed to issue login IOCB (%x).\n", rval);
2319 	} else if (lg->entry_status != 0) {
2320 		ql_dbg(ql_dbg_mbx, vha, 0x1064,
2321 		    "Failed to complete IOCB -- error status (%x).\n",
2322 		    lg->entry_status);
2323 		rval = QLA_FUNCTION_FAILED;
2324 	} else if (lg->comp_status != cpu_to_le16(CS_COMPLETE)) {
2325 		iop[0] = le32_to_cpu(lg->io_parameter[0]);
2326 		iop[1] = le32_to_cpu(lg->io_parameter[1]);
2327 
2328 		ql_dbg(ql_dbg_mbx, vha, 0x1065,
2329 		    "Failed to complete IOCB -- completion  status (%x) "
2330 		    "ioparam=%x/%x.\n", le16_to_cpu(lg->comp_status),
2331 		    iop[0], iop[1]);
2332 
2333 		switch (iop[0]) {
2334 		case LSC_SCODE_PORTID_USED:
2335 			mb[0] = MBS_PORT_ID_USED;
2336 			mb[1] = LSW(iop[1]);
2337 			break;
2338 		case LSC_SCODE_NPORT_USED:
2339 			mb[0] = MBS_LOOP_ID_USED;
2340 			break;
2341 		case LSC_SCODE_NOLINK:
2342 		case LSC_SCODE_NOIOCB:
2343 		case LSC_SCODE_NOXCB:
2344 		case LSC_SCODE_CMD_FAILED:
2345 		case LSC_SCODE_NOFABRIC:
2346 		case LSC_SCODE_FW_NOT_READY:
2347 		case LSC_SCODE_NOT_LOGGED_IN:
2348 		case LSC_SCODE_NOPCB:
2349 		case LSC_SCODE_ELS_REJECT:
2350 		case LSC_SCODE_CMD_PARAM_ERR:
2351 		case LSC_SCODE_NONPORT:
2352 		case LSC_SCODE_LOGGED_IN:
2353 		case LSC_SCODE_NOFLOGI_ACC:
2354 		default:
2355 			mb[0] = MBS_COMMAND_ERROR;
2356 			break;
2357 		}
2358 	} else {
2359 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1066,
2360 		    "Done %s.\n", __func__);
2361 
2362 		iop[0] = le32_to_cpu(lg->io_parameter[0]);
2363 
2364 		mb[0] = MBS_COMMAND_COMPLETE;
2365 		mb[1] = 0;
2366 		if (iop[0] & BIT_4) {
2367 			if (iop[0] & BIT_8)
2368 				mb[1] |= BIT_1;
2369 		} else
2370 			mb[1] = BIT_0;
2371 
2372 		/* Passback COS information. */
2373 		mb[10] = 0;
2374 		if (lg->io_parameter[7] || lg->io_parameter[8])
2375 			mb[10] |= BIT_0;	/* Class 2. */
2376 		if (lg->io_parameter[9] || lg->io_parameter[10])
2377 			mb[10] |= BIT_1;	/* Class 3. */
2378 		if (lg->io_parameter[0] & cpu_to_le32(BIT_7))
2379 			mb[10] |= BIT_7;	/* Confirmed Completion
2380 						 * Allowed
2381 						 */
2382 	}
2383 
2384 	dma_pool_free(ha->s_dma_pool, lg, lg_dma);
2385 
2386 	return rval;
2387 }
2388 
2389 /*
2390  * qla2x00_login_fabric
2391  *	Issue login fabric port mailbox command.
2392  *
2393  * Input:
2394  *	ha = adapter block pointer.
2395  *	loop_id = device loop ID.
2396  *	domain = device domain.
2397  *	area = device area.
2398  *	al_pa = device AL_PA.
2399  *	status = pointer for return status.
2400  *	opt = command options.
2401  *	TARGET_QUEUE_LOCK must be released.
2402  *	ADAPTER_STATE_LOCK must be released.
2403  *
2404  * Returns:
2405  *	qla2x00 local function return status code.
2406  *
2407  * Context:
2408  *	Kernel context.
2409  */
2410 int
2411 qla2x00_login_fabric(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t domain,
2412     uint8_t area, uint8_t al_pa, uint16_t *mb, uint8_t opt)
2413 {
2414 	int rval;
2415 	mbx_cmd_t mc;
2416 	mbx_cmd_t *mcp = &mc;
2417 	struct qla_hw_data *ha = vha->hw;
2418 
2419 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1067,
2420 	    "Entered %s.\n", __func__);
2421 
2422 	mcp->mb[0] = MBC_LOGIN_FABRIC_PORT;
2423 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
2424 	if (HAS_EXTENDED_IDS(ha)) {
2425 		mcp->mb[1] = loop_id;
2426 		mcp->mb[10] = opt;
2427 		mcp->out_mb |= MBX_10;
2428 	} else {
2429 		mcp->mb[1] = (loop_id << 8) | opt;
2430 	}
2431 	mcp->mb[2] = domain;
2432 	mcp->mb[3] = area << 8 | al_pa;
2433 
2434 	mcp->in_mb = MBX_7|MBX_6|MBX_2|MBX_1|MBX_0;
2435 	mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
2436 	mcp->flags = 0;
2437 	rval = qla2x00_mailbox_command(vha, mcp);
2438 
2439 	/* Return mailbox statuses. */
2440 	if (mb != NULL) {
2441 		mb[0] = mcp->mb[0];
2442 		mb[1] = mcp->mb[1];
2443 		mb[2] = mcp->mb[2];
2444 		mb[6] = mcp->mb[6];
2445 		mb[7] = mcp->mb[7];
2446 		/* COS retrieved from Get-Port-Database mailbox command. */
2447 		mb[10] = 0;
2448 	}
2449 
2450 	if (rval != QLA_SUCCESS) {
2451 		/* RLU tmp code: need to change main mailbox_command function to
2452 		 * return ok even when the mailbox completion value is not
2453 		 * SUCCESS. The caller needs to be responsible to interpret
2454 		 * the return values of this mailbox command if we're not
2455 		 * to change too much of the existing code.
2456 		 */
2457 		if (mcp->mb[0] == 0x4001 || mcp->mb[0] == 0x4002 ||
2458 		    mcp->mb[0] == 0x4003 || mcp->mb[0] == 0x4005 ||
2459 		    mcp->mb[0] == 0x4006)
2460 			rval = QLA_SUCCESS;
2461 
2462 		/*EMPTY*/
2463 		ql_dbg(ql_dbg_mbx, vha, 0x1068,
2464 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x.\n",
2465 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2]);
2466 	} else {
2467 		/*EMPTY*/
2468 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1069,
2469 		    "Done %s.\n", __func__);
2470 	}
2471 
2472 	return rval;
2473 }
2474 
2475 /*
2476  * qla2x00_login_local_device
2477  *           Issue login loop port mailbox command.
2478  *
2479  * Input:
2480  *           ha = adapter block pointer.
2481  *           loop_id = device loop ID.
2482  *           opt = command options.
2483  *
2484  * Returns:
2485  *            Return status code.
2486  *
2487  * Context:
2488  *            Kernel context.
2489  *
2490  */
2491 int
2492 qla2x00_login_local_device(scsi_qla_host_t *vha, fc_port_t *fcport,
2493     uint16_t *mb_ret, uint8_t opt)
2494 {
2495 	int rval;
2496 	mbx_cmd_t mc;
2497 	mbx_cmd_t *mcp = &mc;
2498 	struct qla_hw_data *ha = vha->hw;
2499 
2500 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x106a,
2501 	    "Entered %s.\n", __func__);
2502 
2503 	if (IS_FWI2_CAPABLE(ha))
2504 		return qla24xx_login_fabric(vha, fcport->loop_id,
2505 		    fcport->d_id.b.domain, fcport->d_id.b.area,
2506 		    fcport->d_id.b.al_pa, mb_ret, opt);
2507 
2508 	mcp->mb[0] = MBC_LOGIN_LOOP_PORT;
2509 	if (HAS_EXTENDED_IDS(ha))
2510 		mcp->mb[1] = fcport->loop_id;
2511 	else
2512 		mcp->mb[1] = fcport->loop_id << 8;
2513 	mcp->mb[2] = opt;
2514 	mcp->out_mb = MBX_2|MBX_1|MBX_0;
2515  	mcp->in_mb = MBX_7|MBX_6|MBX_1|MBX_0;
2516 	mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
2517 	mcp->flags = 0;
2518 	rval = qla2x00_mailbox_command(vha, mcp);
2519 
2520  	/* Return mailbox statuses. */
2521  	if (mb_ret != NULL) {
2522  		mb_ret[0] = mcp->mb[0];
2523  		mb_ret[1] = mcp->mb[1];
2524  		mb_ret[6] = mcp->mb[6];
2525  		mb_ret[7] = mcp->mb[7];
2526  	}
2527 
2528 	if (rval != QLA_SUCCESS) {
2529  		/* AV tmp code: need to change main mailbox_command function to
2530  		 * return ok even when the mailbox completion value is not
2531  		 * SUCCESS. The caller needs to be responsible to interpret
2532  		 * the return values of this mailbox command if we're not
2533  		 * to change too much of the existing code.
2534  		 */
2535  		if (mcp->mb[0] == 0x4005 || mcp->mb[0] == 0x4006)
2536  			rval = QLA_SUCCESS;
2537 
2538 		ql_dbg(ql_dbg_mbx, vha, 0x106b,
2539 		    "Failed=%x mb[0]=%x mb[1]=%x mb[6]=%x mb[7]=%x.\n",
2540 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[6], mcp->mb[7]);
2541 	} else {
2542 		/*EMPTY*/
2543 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x106c,
2544 		    "Done %s.\n", __func__);
2545 	}
2546 
2547 	return (rval);
2548 }
2549 
2550 int
2551 qla24xx_fabric_logout(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t domain,
2552     uint8_t area, uint8_t al_pa)
2553 {
2554 	int		rval;
2555 	struct logio_entry_24xx *lg;
2556 	dma_addr_t	lg_dma;
2557 	struct qla_hw_data *ha = vha->hw;
2558 	struct req_que *req;
2559 
2560 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x106d,
2561 	    "Entered %s.\n", __func__);
2562 
2563 	lg = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &lg_dma);
2564 	if (lg == NULL) {
2565 		ql_log(ql_log_warn, vha, 0x106e,
2566 		    "Failed to allocate logout IOCB.\n");
2567 		return QLA_MEMORY_ALLOC_FAILED;
2568 	}
2569 
2570 	req = vha->req;
2571 	lg->entry_type = LOGINOUT_PORT_IOCB_TYPE;
2572 	lg->entry_count = 1;
2573 	lg->handle = MAKE_HANDLE(req->id, lg->handle);
2574 	lg->nport_handle = cpu_to_le16(loop_id);
2575 	lg->control_flags =
2576 	    cpu_to_le16(LCF_COMMAND_LOGO|LCF_IMPL_LOGO|
2577 		LCF_FREE_NPORT);
2578 	lg->port_id[0] = al_pa;
2579 	lg->port_id[1] = area;
2580 	lg->port_id[2] = domain;
2581 	lg->vp_index = vha->vp_idx;
2582 	rval = qla2x00_issue_iocb_timeout(vha, lg, lg_dma, 0,
2583 	    (ha->r_a_tov / 10 * 2) + 2);
2584 	if (rval != QLA_SUCCESS) {
2585 		ql_dbg(ql_dbg_mbx, vha, 0x106f,
2586 		    "Failed to issue logout IOCB (%x).\n", rval);
2587 	} else if (lg->entry_status != 0) {
2588 		ql_dbg(ql_dbg_mbx, vha, 0x1070,
2589 		    "Failed to complete IOCB -- error status (%x).\n",
2590 		    lg->entry_status);
2591 		rval = QLA_FUNCTION_FAILED;
2592 	} else if (lg->comp_status != cpu_to_le16(CS_COMPLETE)) {
2593 		ql_dbg(ql_dbg_mbx, vha, 0x1071,
2594 		    "Failed to complete IOCB -- completion status (%x) "
2595 		    "ioparam=%x/%x.\n", le16_to_cpu(lg->comp_status),
2596 		    le32_to_cpu(lg->io_parameter[0]),
2597 		    le32_to_cpu(lg->io_parameter[1]));
2598 	} else {
2599 		/*EMPTY*/
2600 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1072,
2601 		    "Done %s.\n", __func__);
2602 	}
2603 
2604 	dma_pool_free(ha->s_dma_pool, lg, lg_dma);
2605 
2606 	return rval;
2607 }
2608 
2609 /*
2610  * qla2x00_fabric_logout
2611  *	Issue logout fabric port mailbox command.
2612  *
2613  * Input:
2614  *	ha = adapter block pointer.
2615  *	loop_id = device loop ID.
2616  *	TARGET_QUEUE_LOCK must be released.
2617  *	ADAPTER_STATE_LOCK must be released.
2618  *
2619  * Returns:
2620  *	qla2x00 local function return status code.
2621  *
2622  * Context:
2623  *	Kernel context.
2624  */
2625 int
2626 qla2x00_fabric_logout(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t domain,
2627     uint8_t area, uint8_t al_pa)
2628 {
2629 	int rval;
2630 	mbx_cmd_t mc;
2631 	mbx_cmd_t *mcp = &mc;
2632 
2633 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1073,
2634 	    "Entered %s.\n", __func__);
2635 
2636 	mcp->mb[0] = MBC_LOGOUT_FABRIC_PORT;
2637 	mcp->out_mb = MBX_1|MBX_0;
2638 	if (HAS_EXTENDED_IDS(vha->hw)) {
2639 		mcp->mb[1] = loop_id;
2640 		mcp->mb[10] = 0;
2641 		mcp->out_mb |= MBX_10;
2642 	} else {
2643 		mcp->mb[1] = loop_id << 8;
2644 	}
2645 
2646 	mcp->in_mb = MBX_1|MBX_0;
2647 	mcp->tov = MBX_TOV_SECONDS;
2648 	mcp->flags = 0;
2649 	rval = qla2x00_mailbox_command(vha, mcp);
2650 
2651 	if (rval != QLA_SUCCESS) {
2652 		/*EMPTY*/
2653 		ql_dbg(ql_dbg_mbx, vha, 0x1074,
2654 		    "Failed=%x mb[1]=%x.\n", rval, mcp->mb[1]);
2655 	} else {
2656 		/*EMPTY*/
2657 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1075,
2658 		    "Done %s.\n", __func__);
2659 	}
2660 
2661 	return rval;
2662 }
2663 
2664 /*
2665  * qla2x00_full_login_lip
2666  *	Issue full login LIP mailbox command.
2667  *
2668  * Input:
2669  *	ha = adapter block pointer.
2670  *	TARGET_QUEUE_LOCK must be released.
2671  *	ADAPTER_STATE_LOCK must be released.
2672  *
2673  * Returns:
2674  *	qla2x00 local function return status code.
2675  *
2676  * Context:
2677  *	Kernel context.
2678  */
2679 int
2680 qla2x00_full_login_lip(scsi_qla_host_t *vha)
2681 {
2682 	int rval;
2683 	mbx_cmd_t mc;
2684 	mbx_cmd_t *mcp = &mc;
2685 
2686 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1076,
2687 	    "Entered %s.\n", __func__);
2688 
2689 	mcp->mb[0] = MBC_LIP_FULL_LOGIN;
2690 	mcp->mb[1] = IS_FWI2_CAPABLE(vha->hw) ? BIT_3 : 0;
2691 	mcp->mb[2] = 0;
2692 	mcp->mb[3] = 0;
2693 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
2694 	mcp->in_mb = MBX_0;
2695 	mcp->tov = MBX_TOV_SECONDS;
2696 	mcp->flags = 0;
2697 	rval = qla2x00_mailbox_command(vha, mcp);
2698 
2699 	if (rval != QLA_SUCCESS) {
2700 		/*EMPTY*/
2701 		ql_dbg(ql_dbg_mbx, vha, 0x1077, "Failed=%x.\n", rval);
2702 	} else {
2703 		/*EMPTY*/
2704 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1078,
2705 		    "Done %s.\n", __func__);
2706 	}
2707 
2708 	return rval;
2709 }
2710 
2711 /*
2712  * qla2x00_get_id_list
2713  *
2714  * Input:
2715  *	ha = adapter block pointer.
2716  *
2717  * Returns:
2718  *	qla2x00 local function return status code.
2719  *
2720  * Context:
2721  *	Kernel context.
2722  */
2723 int
2724 qla2x00_get_id_list(scsi_qla_host_t *vha, void *id_list, dma_addr_t id_list_dma,
2725     uint16_t *entries)
2726 {
2727 	int rval;
2728 	mbx_cmd_t mc;
2729 	mbx_cmd_t *mcp = &mc;
2730 
2731 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1079,
2732 	    "Entered %s.\n", __func__);
2733 
2734 	if (id_list == NULL)
2735 		return QLA_FUNCTION_FAILED;
2736 
2737 	mcp->mb[0] = MBC_GET_ID_LIST;
2738 	mcp->out_mb = MBX_0;
2739 	if (IS_FWI2_CAPABLE(vha->hw)) {
2740 		mcp->mb[2] = MSW(id_list_dma);
2741 		mcp->mb[3] = LSW(id_list_dma);
2742 		mcp->mb[6] = MSW(MSD(id_list_dma));
2743 		mcp->mb[7] = LSW(MSD(id_list_dma));
2744 		mcp->mb[8] = 0;
2745 		mcp->mb[9] = vha->vp_idx;
2746 		mcp->out_mb |= MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2;
2747 	} else {
2748 		mcp->mb[1] = MSW(id_list_dma);
2749 		mcp->mb[2] = LSW(id_list_dma);
2750 		mcp->mb[3] = MSW(MSD(id_list_dma));
2751 		mcp->mb[6] = LSW(MSD(id_list_dma));
2752 		mcp->out_mb |= MBX_6|MBX_3|MBX_2|MBX_1;
2753 	}
2754 	mcp->in_mb = MBX_1|MBX_0;
2755 	mcp->tov = MBX_TOV_SECONDS;
2756 	mcp->flags = 0;
2757 	rval = qla2x00_mailbox_command(vha, mcp);
2758 
2759 	if (rval != QLA_SUCCESS) {
2760 		/*EMPTY*/
2761 		ql_dbg(ql_dbg_mbx, vha, 0x107a, "Failed=%x.\n", rval);
2762 	} else {
2763 		*entries = mcp->mb[1];
2764 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x107b,
2765 		    "Done %s.\n", __func__);
2766 	}
2767 
2768 	return rval;
2769 }
2770 
2771 /*
2772  * qla2x00_get_resource_cnts
2773  *	Get current firmware resource counts.
2774  *
2775  * Input:
2776  *	ha = adapter block pointer.
2777  *
2778  * Returns:
2779  *	qla2x00 local function return status code.
2780  *
2781  * Context:
2782  *	Kernel context.
2783  */
2784 int
2785 qla2x00_get_resource_cnts(scsi_qla_host_t *vha)
2786 {
2787 	struct qla_hw_data *ha = vha->hw;
2788 	int rval;
2789 	mbx_cmd_t mc;
2790 	mbx_cmd_t *mcp = &mc;
2791 
2792 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x107c,
2793 	    "Entered %s.\n", __func__);
2794 
2795 	mcp->mb[0] = MBC_GET_RESOURCE_COUNTS;
2796 	mcp->out_mb = MBX_0;
2797 	mcp->in_mb = MBX_11|MBX_10|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
2798 	if (IS_QLA81XX(vha->hw) || IS_QLA83XX(vha->hw) || IS_QLA27XX(vha->hw))
2799 		mcp->in_mb |= MBX_12;
2800 	mcp->tov = MBX_TOV_SECONDS;
2801 	mcp->flags = 0;
2802 	rval = qla2x00_mailbox_command(vha, mcp);
2803 
2804 	if (rval != QLA_SUCCESS) {
2805 		/*EMPTY*/
2806 		ql_dbg(ql_dbg_mbx, vha, 0x107d,
2807 		    "Failed mb[0]=%x.\n", mcp->mb[0]);
2808 	} else {
2809 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x107e,
2810 		    "Done %s mb1=%x mb2=%x mb3=%x mb6=%x mb7=%x mb10=%x "
2811 		    "mb11=%x mb12=%x.\n", __func__, mcp->mb[1], mcp->mb[2],
2812 		    mcp->mb[3], mcp->mb[6], mcp->mb[7], mcp->mb[10],
2813 		    mcp->mb[11], mcp->mb[12]);
2814 
2815 		ha->orig_fw_tgt_xcb_count =  mcp->mb[1];
2816 		ha->cur_fw_tgt_xcb_count = mcp->mb[2];
2817 		ha->cur_fw_xcb_count = mcp->mb[3];
2818 		ha->orig_fw_xcb_count = mcp->mb[6];
2819 		ha->cur_fw_iocb_count = mcp->mb[7];
2820 		ha->orig_fw_iocb_count = mcp->mb[10];
2821 		if (ha->flags.npiv_supported)
2822 			ha->max_npiv_vports = mcp->mb[11];
2823 		if (IS_QLA81XX(ha) || IS_QLA83XX(ha) || IS_QLA27XX(ha))
2824 			ha->fw_max_fcf_count = mcp->mb[12];
2825 	}
2826 
2827 	return (rval);
2828 }
2829 
2830 /*
2831  * qla2x00_get_fcal_position_map
2832  *	Get FCAL (LILP) position map using mailbox command
2833  *
2834  * Input:
2835  *	ha = adapter state pointer.
2836  *	pos_map = buffer pointer (can be NULL).
2837  *
2838  * Returns:
2839  *	qla2x00 local function return status code.
2840  *
2841  * Context:
2842  *	Kernel context.
2843  */
2844 int
2845 qla2x00_get_fcal_position_map(scsi_qla_host_t *vha, char *pos_map)
2846 {
2847 	int rval;
2848 	mbx_cmd_t mc;
2849 	mbx_cmd_t *mcp = &mc;
2850 	char *pmap;
2851 	dma_addr_t pmap_dma;
2852 	struct qla_hw_data *ha = vha->hw;
2853 
2854 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x107f,
2855 	    "Entered %s.\n", __func__);
2856 
2857 	pmap = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &pmap_dma);
2858 	if (pmap  == NULL) {
2859 		ql_log(ql_log_warn, vha, 0x1080,
2860 		    "Memory alloc failed.\n");
2861 		return QLA_MEMORY_ALLOC_FAILED;
2862 	}
2863 
2864 	mcp->mb[0] = MBC_GET_FC_AL_POSITION_MAP;
2865 	mcp->mb[2] = MSW(pmap_dma);
2866 	mcp->mb[3] = LSW(pmap_dma);
2867 	mcp->mb[6] = MSW(MSD(pmap_dma));
2868 	mcp->mb[7] = LSW(MSD(pmap_dma));
2869 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
2870 	mcp->in_mb = MBX_1|MBX_0;
2871 	mcp->buf_size = FCAL_MAP_SIZE;
2872 	mcp->flags = MBX_DMA_IN;
2873 	mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
2874 	rval = qla2x00_mailbox_command(vha, mcp);
2875 
2876 	if (rval == QLA_SUCCESS) {
2877 		ql_dbg(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1081,
2878 		    "mb0/mb1=%x/%X FC/AL position map size (%x).\n",
2879 		    mcp->mb[0], mcp->mb[1], (unsigned)pmap[0]);
2880 		ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x111d,
2881 		    pmap, pmap[0] + 1);
2882 
2883 		if (pos_map)
2884 			memcpy(pos_map, pmap, FCAL_MAP_SIZE);
2885 	}
2886 	dma_pool_free(ha->s_dma_pool, pmap, pmap_dma);
2887 
2888 	if (rval != QLA_SUCCESS) {
2889 		ql_dbg(ql_dbg_mbx, vha, 0x1082, "Failed=%x.\n", rval);
2890 	} else {
2891 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1083,
2892 		    "Done %s.\n", __func__);
2893 	}
2894 
2895 	return rval;
2896 }
2897 
2898 /*
2899  * qla2x00_get_link_status
2900  *
2901  * Input:
2902  *	ha = adapter block pointer.
2903  *	loop_id = device loop ID.
2904  *	ret_buf = pointer to link status return buffer.
2905  *
2906  * Returns:
2907  *	0 = success.
2908  *	BIT_0 = mem alloc error.
2909  *	BIT_1 = mailbox error.
2910  */
2911 int
2912 qla2x00_get_link_status(scsi_qla_host_t *vha, uint16_t loop_id,
2913     struct link_statistics *stats, dma_addr_t stats_dma)
2914 {
2915 	int rval;
2916 	mbx_cmd_t mc;
2917 	mbx_cmd_t *mcp = &mc;
2918 	uint32_t *iter = (void *)stats;
2919 	ushort dwords = offsetof(typeof(*stats), link_up_cnt)/sizeof(*iter);
2920 	struct qla_hw_data *ha = vha->hw;
2921 
2922 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1084,
2923 	    "Entered %s.\n", __func__);
2924 
2925 	mcp->mb[0] = MBC_GET_LINK_STATUS;
2926 	mcp->mb[2] = MSW(LSD(stats_dma));
2927 	mcp->mb[3] = LSW(LSD(stats_dma));
2928 	mcp->mb[6] = MSW(MSD(stats_dma));
2929 	mcp->mb[7] = LSW(MSD(stats_dma));
2930 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
2931 	mcp->in_mb = MBX_0;
2932 	if (IS_FWI2_CAPABLE(ha)) {
2933 		mcp->mb[1] = loop_id;
2934 		mcp->mb[4] = 0;
2935 		mcp->mb[10] = 0;
2936 		mcp->out_mb |= MBX_10|MBX_4|MBX_1;
2937 		mcp->in_mb |= MBX_1;
2938 	} else if (HAS_EXTENDED_IDS(ha)) {
2939 		mcp->mb[1] = loop_id;
2940 		mcp->mb[10] = 0;
2941 		mcp->out_mb |= MBX_10|MBX_1;
2942 	} else {
2943 		mcp->mb[1] = loop_id << 8;
2944 		mcp->out_mb |= MBX_1;
2945 	}
2946 	mcp->tov = MBX_TOV_SECONDS;
2947 	mcp->flags = IOCTL_CMD;
2948 	rval = qla2x00_mailbox_command(vha, mcp);
2949 
2950 	if (rval == QLA_SUCCESS) {
2951 		if (mcp->mb[0] != MBS_COMMAND_COMPLETE) {
2952 			ql_dbg(ql_dbg_mbx, vha, 0x1085,
2953 			    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
2954 			rval = QLA_FUNCTION_FAILED;
2955 		} else {
2956 			/* Re-endianize - firmware data is le32. */
2957 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1086,
2958 			    "Done %s.\n", __func__);
2959 			for ( ; dwords--; iter++)
2960 				le32_to_cpus(iter);
2961 		}
2962 	} else {
2963 		/* Failed. */
2964 		ql_dbg(ql_dbg_mbx, vha, 0x1087, "Failed=%x.\n", rval);
2965 	}
2966 
2967 	return rval;
2968 }
2969 
2970 int
2971 qla24xx_get_isp_stats(scsi_qla_host_t *vha, struct link_statistics *stats,
2972     dma_addr_t stats_dma, uint16_t options)
2973 {
2974 	int rval;
2975 	mbx_cmd_t mc;
2976 	mbx_cmd_t *mcp = &mc;
2977 	uint32_t *iter, dwords;
2978 
2979 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1088,
2980 	    "Entered %s.\n", __func__);
2981 
2982 	memset(&mc, 0, sizeof(mc));
2983 	mc.mb[0] = MBC_GET_LINK_PRIV_STATS;
2984 	mc.mb[2] = MSW(stats_dma);
2985 	mc.mb[3] = LSW(stats_dma);
2986 	mc.mb[6] = MSW(MSD(stats_dma));
2987 	mc.mb[7] = LSW(MSD(stats_dma));
2988 	mc.mb[8] = sizeof(struct link_statistics) / 4;
2989 	mc.mb[9] = cpu_to_le16(vha->vp_idx);
2990 	mc.mb[10] = cpu_to_le16(options);
2991 
2992 	rval = qla24xx_send_mb_cmd(vha, &mc);
2993 
2994 	if (rval == QLA_SUCCESS) {
2995 		if (mcp->mb[0] != MBS_COMMAND_COMPLETE) {
2996 			ql_dbg(ql_dbg_mbx, vha, 0x1089,
2997 			    "Failed mb[0]=%x.\n", mcp->mb[0]);
2998 			rval = QLA_FUNCTION_FAILED;
2999 		} else {
3000 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x108a,
3001 			    "Done %s.\n", __func__);
3002 			/* Re-endianize - firmware data is le32. */
3003 			dwords = sizeof(struct link_statistics) / 4;
3004 			iter = &stats->link_fail_cnt;
3005 			for ( ; dwords--; iter++)
3006 				le32_to_cpus(iter);
3007 		}
3008 	} else {
3009 		/* Failed. */
3010 		ql_dbg(ql_dbg_mbx, vha, 0x108b, "Failed=%x.\n", rval);
3011 	}
3012 
3013 	return rval;
3014 }
3015 
3016 int
3017 qla24xx_abort_command(srb_t *sp)
3018 {
3019 	int		rval;
3020 	unsigned long   flags = 0;
3021 
3022 	struct abort_entry_24xx *abt;
3023 	dma_addr_t	abt_dma;
3024 	uint32_t	handle;
3025 	fc_port_t	*fcport = sp->fcport;
3026 	struct scsi_qla_host *vha = fcport->vha;
3027 	struct qla_hw_data *ha = vha->hw;
3028 	struct req_que *req = vha->req;
3029 
3030 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x108c,
3031 	    "Entered %s.\n", __func__);
3032 
3033 	if (vha->flags.qpairs_available && sp->qpair)
3034 		req = sp->qpair->req;
3035 
3036 	if (ql2xasynctmfenable)
3037 		return qla24xx_async_abort_command(sp);
3038 
3039 	spin_lock_irqsave(&ha->hardware_lock, flags);
3040 	for (handle = 1; handle < req->num_outstanding_cmds; handle++) {
3041 		if (req->outstanding_cmds[handle] == sp)
3042 			break;
3043 	}
3044 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
3045 	if (handle == req->num_outstanding_cmds) {
3046 		/* Command not found. */
3047 		return QLA_FUNCTION_FAILED;
3048 	}
3049 
3050 	abt = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &abt_dma);
3051 	if (abt == NULL) {
3052 		ql_log(ql_log_warn, vha, 0x108d,
3053 		    "Failed to allocate abort IOCB.\n");
3054 		return QLA_MEMORY_ALLOC_FAILED;
3055 	}
3056 
3057 	abt->entry_type = ABORT_IOCB_TYPE;
3058 	abt->entry_count = 1;
3059 	abt->handle = MAKE_HANDLE(req->id, abt->handle);
3060 	abt->nport_handle = cpu_to_le16(fcport->loop_id);
3061 	abt->handle_to_abort = MAKE_HANDLE(req->id, handle);
3062 	abt->port_id[0] = fcport->d_id.b.al_pa;
3063 	abt->port_id[1] = fcport->d_id.b.area;
3064 	abt->port_id[2] = fcport->d_id.b.domain;
3065 	abt->vp_index = fcport->vha->vp_idx;
3066 
3067 	abt->req_que_no = cpu_to_le16(req->id);
3068 
3069 	rval = qla2x00_issue_iocb(vha, abt, abt_dma, 0);
3070 	if (rval != QLA_SUCCESS) {
3071 		ql_dbg(ql_dbg_mbx, vha, 0x108e,
3072 		    "Failed to issue IOCB (%x).\n", rval);
3073 	} else if (abt->entry_status != 0) {
3074 		ql_dbg(ql_dbg_mbx, vha, 0x108f,
3075 		    "Failed to complete IOCB -- error status (%x).\n",
3076 		    abt->entry_status);
3077 		rval = QLA_FUNCTION_FAILED;
3078 	} else if (abt->nport_handle != cpu_to_le16(0)) {
3079 		ql_dbg(ql_dbg_mbx, vha, 0x1090,
3080 		    "Failed to complete IOCB -- completion status (%x).\n",
3081 		    le16_to_cpu(abt->nport_handle));
3082 		if (abt->nport_handle == CS_IOCB_ERROR)
3083 			rval = QLA_FUNCTION_PARAMETER_ERROR;
3084 		else
3085 			rval = QLA_FUNCTION_FAILED;
3086 	} else {
3087 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1091,
3088 		    "Done %s.\n", __func__);
3089 	}
3090 
3091 	dma_pool_free(ha->s_dma_pool, abt, abt_dma);
3092 
3093 	return rval;
3094 }
3095 
3096 struct tsk_mgmt_cmd {
3097 	union {
3098 		struct tsk_mgmt_entry tsk;
3099 		struct sts_entry_24xx sts;
3100 	} p;
3101 };
3102 
3103 static int
3104 __qla24xx_issue_tmf(char *name, uint32_t type, struct fc_port *fcport,
3105     uint64_t l, int tag)
3106 {
3107 	int		rval, rval2;
3108 	struct tsk_mgmt_cmd *tsk;
3109 	struct sts_entry_24xx *sts;
3110 	dma_addr_t	tsk_dma;
3111 	scsi_qla_host_t *vha;
3112 	struct qla_hw_data *ha;
3113 	struct req_que *req;
3114 	struct rsp_que *rsp;
3115 	struct qla_qpair *qpair;
3116 
3117 	vha = fcport->vha;
3118 	ha = vha->hw;
3119 	req = vha->req;
3120 
3121 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1092,
3122 	    "Entered %s.\n", __func__);
3123 
3124 	if (vha->vp_idx && vha->qpair) {
3125 		/* NPIV port */
3126 		qpair = vha->qpair;
3127 		rsp = qpair->rsp;
3128 		req = qpair->req;
3129 	} else {
3130 		rsp = req->rsp;
3131 	}
3132 
3133 	tsk = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &tsk_dma);
3134 	if (tsk == NULL) {
3135 		ql_log(ql_log_warn, vha, 0x1093,
3136 		    "Failed to allocate task management IOCB.\n");
3137 		return QLA_MEMORY_ALLOC_FAILED;
3138 	}
3139 
3140 	tsk->p.tsk.entry_type = TSK_MGMT_IOCB_TYPE;
3141 	tsk->p.tsk.entry_count = 1;
3142 	tsk->p.tsk.handle = MAKE_HANDLE(req->id, tsk->p.tsk.handle);
3143 	tsk->p.tsk.nport_handle = cpu_to_le16(fcport->loop_id);
3144 	tsk->p.tsk.timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
3145 	tsk->p.tsk.control_flags = cpu_to_le32(type);
3146 	tsk->p.tsk.port_id[0] = fcport->d_id.b.al_pa;
3147 	tsk->p.tsk.port_id[1] = fcport->d_id.b.area;
3148 	tsk->p.tsk.port_id[2] = fcport->d_id.b.domain;
3149 	tsk->p.tsk.vp_index = fcport->vha->vp_idx;
3150 	if (type == TCF_LUN_RESET) {
3151 		int_to_scsilun(l, &tsk->p.tsk.lun);
3152 		host_to_fcp_swap((uint8_t *)&tsk->p.tsk.lun,
3153 		    sizeof(tsk->p.tsk.lun));
3154 	}
3155 
3156 	sts = &tsk->p.sts;
3157 	rval = qla2x00_issue_iocb(vha, tsk, tsk_dma, 0);
3158 	if (rval != QLA_SUCCESS) {
3159 		ql_dbg(ql_dbg_mbx, vha, 0x1094,
3160 		    "Failed to issue %s reset IOCB (%x).\n", name, rval);
3161 	} else if (sts->entry_status != 0) {
3162 		ql_dbg(ql_dbg_mbx, vha, 0x1095,
3163 		    "Failed to complete IOCB -- error status (%x).\n",
3164 		    sts->entry_status);
3165 		rval = QLA_FUNCTION_FAILED;
3166 	} else if (sts->comp_status != cpu_to_le16(CS_COMPLETE)) {
3167 		ql_dbg(ql_dbg_mbx, vha, 0x1096,
3168 		    "Failed to complete IOCB -- completion status (%x).\n",
3169 		    le16_to_cpu(sts->comp_status));
3170 		rval = QLA_FUNCTION_FAILED;
3171 	} else if (le16_to_cpu(sts->scsi_status) &
3172 	    SS_RESPONSE_INFO_LEN_VALID) {
3173 		if (le32_to_cpu(sts->rsp_data_len) < 4) {
3174 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1097,
3175 			    "Ignoring inconsistent data length -- not enough "
3176 			    "response info (%d).\n",
3177 			    le32_to_cpu(sts->rsp_data_len));
3178 		} else if (sts->data[3]) {
3179 			ql_dbg(ql_dbg_mbx, vha, 0x1098,
3180 			    "Failed to complete IOCB -- response (%x).\n",
3181 			    sts->data[3]);
3182 			rval = QLA_FUNCTION_FAILED;
3183 		}
3184 	}
3185 
3186 	/* Issue marker IOCB. */
3187 	rval2 = qla2x00_marker(vha, req, rsp, fcport->loop_id, l,
3188 	    type == TCF_LUN_RESET ? MK_SYNC_ID_LUN: MK_SYNC_ID);
3189 	if (rval2 != QLA_SUCCESS) {
3190 		ql_dbg(ql_dbg_mbx, vha, 0x1099,
3191 		    "Failed to issue marker IOCB (%x).\n", rval2);
3192 	} else {
3193 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x109a,
3194 		    "Done %s.\n", __func__);
3195 	}
3196 
3197 	dma_pool_free(ha->s_dma_pool, tsk, tsk_dma);
3198 
3199 	return rval;
3200 }
3201 
3202 int
3203 qla24xx_abort_target(struct fc_port *fcport, uint64_t l, int tag)
3204 {
3205 	struct qla_hw_data *ha = fcport->vha->hw;
3206 
3207 	if ((ql2xasynctmfenable) && IS_FWI2_CAPABLE(ha))
3208 		return qla2x00_async_tm_cmd(fcport, TCF_TARGET_RESET, l, tag);
3209 
3210 	return __qla24xx_issue_tmf("Target", TCF_TARGET_RESET, fcport, l, tag);
3211 }
3212 
3213 int
3214 qla24xx_lun_reset(struct fc_port *fcport, uint64_t l, int tag)
3215 {
3216 	struct qla_hw_data *ha = fcport->vha->hw;
3217 
3218 	if ((ql2xasynctmfenable) && IS_FWI2_CAPABLE(ha))
3219 		return qla2x00_async_tm_cmd(fcport, TCF_LUN_RESET, l, tag);
3220 
3221 	return __qla24xx_issue_tmf("Lun", TCF_LUN_RESET, fcport, l, tag);
3222 }
3223 
3224 int
3225 qla2x00_system_error(scsi_qla_host_t *vha)
3226 {
3227 	int rval;
3228 	mbx_cmd_t mc;
3229 	mbx_cmd_t *mcp = &mc;
3230 	struct qla_hw_data *ha = vha->hw;
3231 
3232 	if (!IS_QLA23XX(ha) && !IS_FWI2_CAPABLE(ha))
3233 		return QLA_FUNCTION_FAILED;
3234 
3235 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x109b,
3236 	    "Entered %s.\n", __func__);
3237 
3238 	mcp->mb[0] = MBC_GEN_SYSTEM_ERROR;
3239 	mcp->out_mb = MBX_0;
3240 	mcp->in_mb = MBX_0;
3241 	mcp->tov = 5;
3242 	mcp->flags = 0;
3243 	rval = qla2x00_mailbox_command(vha, mcp);
3244 
3245 	if (rval != QLA_SUCCESS) {
3246 		ql_dbg(ql_dbg_mbx, vha, 0x109c, "Failed=%x.\n", rval);
3247 	} else {
3248 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x109d,
3249 		    "Done %s.\n", __func__);
3250 	}
3251 
3252 	return rval;
3253 }
3254 
3255 int
3256 qla2x00_write_serdes_word(scsi_qla_host_t *vha, uint16_t addr, uint16_t data)
3257 {
3258 	int rval;
3259 	mbx_cmd_t mc;
3260 	mbx_cmd_t *mcp = &mc;
3261 
3262 	if (!IS_QLA25XX(vha->hw) && !IS_QLA2031(vha->hw) &&
3263 	    !IS_QLA27XX(vha->hw))
3264 		return QLA_FUNCTION_FAILED;
3265 
3266 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1182,
3267 	    "Entered %s.\n", __func__);
3268 
3269 	mcp->mb[0] = MBC_WRITE_SERDES;
3270 	mcp->mb[1] = addr;
3271 	if (IS_QLA2031(vha->hw))
3272 		mcp->mb[2] = data & 0xff;
3273 	else
3274 		mcp->mb[2] = data;
3275 
3276 	mcp->mb[3] = 0;
3277 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
3278 	mcp->in_mb = MBX_0;
3279 	mcp->tov = MBX_TOV_SECONDS;
3280 	mcp->flags = 0;
3281 	rval = qla2x00_mailbox_command(vha, mcp);
3282 
3283 	if (rval != QLA_SUCCESS) {
3284 		ql_dbg(ql_dbg_mbx, vha, 0x1183,
3285 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3286 	} else {
3287 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1184,
3288 		    "Done %s.\n", __func__);
3289 	}
3290 
3291 	return rval;
3292 }
3293 
3294 int
3295 qla2x00_read_serdes_word(scsi_qla_host_t *vha, uint16_t addr, uint16_t *data)
3296 {
3297 	int rval;
3298 	mbx_cmd_t mc;
3299 	mbx_cmd_t *mcp = &mc;
3300 
3301 	if (!IS_QLA25XX(vha->hw) && !IS_QLA2031(vha->hw) &&
3302 	    !IS_QLA27XX(vha->hw))
3303 		return QLA_FUNCTION_FAILED;
3304 
3305 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1185,
3306 	    "Entered %s.\n", __func__);
3307 
3308 	mcp->mb[0] = MBC_READ_SERDES;
3309 	mcp->mb[1] = addr;
3310 	mcp->mb[3] = 0;
3311 	mcp->out_mb = MBX_3|MBX_1|MBX_0;
3312 	mcp->in_mb = MBX_1|MBX_0;
3313 	mcp->tov = MBX_TOV_SECONDS;
3314 	mcp->flags = 0;
3315 	rval = qla2x00_mailbox_command(vha, mcp);
3316 
3317 	if (IS_QLA2031(vha->hw))
3318 		*data = mcp->mb[1] & 0xff;
3319 	else
3320 		*data = mcp->mb[1];
3321 
3322 	if (rval != QLA_SUCCESS) {
3323 		ql_dbg(ql_dbg_mbx, vha, 0x1186,
3324 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3325 	} else {
3326 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1187,
3327 		    "Done %s.\n", __func__);
3328 	}
3329 
3330 	return rval;
3331 }
3332 
3333 int
3334 qla8044_write_serdes_word(scsi_qla_host_t *vha, uint32_t addr, uint32_t data)
3335 {
3336 	int rval;
3337 	mbx_cmd_t mc;
3338 	mbx_cmd_t *mcp = &mc;
3339 
3340 	if (!IS_QLA8044(vha->hw))
3341 		return QLA_FUNCTION_FAILED;
3342 
3343 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x11a0,
3344 	    "Entered %s.\n", __func__);
3345 
3346 	mcp->mb[0] = MBC_SET_GET_ETH_SERDES_REG;
3347 	mcp->mb[1] = HCS_WRITE_SERDES;
3348 	mcp->mb[3] = LSW(addr);
3349 	mcp->mb[4] = MSW(addr);
3350 	mcp->mb[5] = LSW(data);
3351 	mcp->mb[6] = MSW(data);
3352 	mcp->out_mb = MBX_6|MBX_5|MBX_4|MBX_3|MBX_1|MBX_0;
3353 	mcp->in_mb = MBX_0;
3354 	mcp->tov = MBX_TOV_SECONDS;
3355 	mcp->flags = 0;
3356 	rval = qla2x00_mailbox_command(vha, mcp);
3357 
3358 	if (rval != QLA_SUCCESS) {
3359 		ql_dbg(ql_dbg_mbx, vha, 0x11a1,
3360 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3361 	} else {
3362 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1188,
3363 		    "Done %s.\n", __func__);
3364 	}
3365 
3366 	return rval;
3367 }
3368 
3369 int
3370 qla8044_read_serdes_word(scsi_qla_host_t *vha, uint32_t addr, uint32_t *data)
3371 {
3372 	int rval;
3373 	mbx_cmd_t mc;
3374 	mbx_cmd_t *mcp = &mc;
3375 
3376 	if (!IS_QLA8044(vha->hw))
3377 		return QLA_FUNCTION_FAILED;
3378 
3379 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1189,
3380 	    "Entered %s.\n", __func__);
3381 
3382 	mcp->mb[0] = MBC_SET_GET_ETH_SERDES_REG;
3383 	mcp->mb[1] = HCS_READ_SERDES;
3384 	mcp->mb[3] = LSW(addr);
3385 	mcp->mb[4] = MSW(addr);
3386 	mcp->out_mb = MBX_4|MBX_3|MBX_1|MBX_0;
3387 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
3388 	mcp->tov = MBX_TOV_SECONDS;
3389 	mcp->flags = 0;
3390 	rval = qla2x00_mailbox_command(vha, mcp);
3391 
3392 	*data = mcp->mb[2] << 16 | mcp->mb[1];
3393 
3394 	if (rval != QLA_SUCCESS) {
3395 		ql_dbg(ql_dbg_mbx, vha, 0x118a,
3396 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3397 	} else {
3398 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118b,
3399 		    "Done %s.\n", __func__);
3400 	}
3401 
3402 	return rval;
3403 }
3404 
3405 /**
3406  * qla2x00_set_serdes_params() -
3407  * @vha: HA context
3408  * @sw_em_1g:
3409  * @sw_em_2g:
3410  * @sw_em_4g:
3411  *
3412  * Returns
3413  */
3414 int
3415 qla2x00_set_serdes_params(scsi_qla_host_t *vha, uint16_t sw_em_1g,
3416     uint16_t sw_em_2g, uint16_t sw_em_4g)
3417 {
3418 	int rval;
3419 	mbx_cmd_t mc;
3420 	mbx_cmd_t *mcp = &mc;
3421 
3422 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x109e,
3423 	    "Entered %s.\n", __func__);
3424 
3425 	mcp->mb[0] = MBC_SERDES_PARAMS;
3426 	mcp->mb[1] = BIT_0;
3427 	mcp->mb[2] = sw_em_1g | BIT_15;
3428 	mcp->mb[3] = sw_em_2g | BIT_15;
3429 	mcp->mb[4] = sw_em_4g | BIT_15;
3430 	mcp->out_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
3431 	mcp->in_mb = MBX_0;
3432 	mcp->tov = MBX_TOV_SECONDS;
3433 	mcp->flags = 0;
3434 	rval = qla2x00_mailbox_command(vha, mcp);
3435 
3436 	if (rval != QLA_SUCCESS) {
3437 		/*EMPTY*/
3438 		ql_dbg(ql_dbg_mbx, vha, 0x109f,
3439 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3440 	} else {
3441 		/*EMPTY*/
3442 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a0,
3443 		    "Done %s.\n", __func__);
3444 	}
3445 
3446 	return rval;
3447 }
3448 
3449 int
3450 qla2x00_stop_firmware(scsi_qla_host_t *vha)
3451 {
3452 	int rval;
3453 	mbx_cmd_t mc;
3454 	mbx_cmd_t *mcp = &mc;
3455 
3456 	if (!IS_FWI2_CAPABLE(vha->hw))
3457 		return QLA_FUNCTION_FAILED;
3458 
3459 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a1,
3460 	    "Entered %s.\n", __func__);
3461 
3462 	mcp->mb[0] = MBC_STOP_FIRMWARE;
3463 	mcp->mb[1] = 0;
3464 	mcp->out_mb = MBX_1|MBX_0;
3465 	mcp->in_mb = MBX_0;
3466 	mcp->tov = 5;
3467 	mcp->flags = 0;
3468 	rval = qla2x00_mailbox_command(vha, mcp);
3469 
3470 	if (rval != QLA_SUCCESS) {
3471 		ql_dbg(ql_dbg_mbx, vha, 0x10a2, "Failed=%x.\n", rval);
3472 		if (mcp->mb[0] == MBS_INVALID_COMMAND)
3473 			rval = QLA_INVALID_COMMAND;
3474 	} else {
3475 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a3,
3476 		    "Done %s.\n", __func__);
3477 	}
3478 
3479 	return rval;
3480 }
3481 
3482 int
3483 qla2x00_enable_eft_trace(scsi_qla_host_t *vha, dma_addr_t eft_dma,
3484     uint16_t buffers)
3485 {
3486 	int rval;
3487 	mbx_cmd_t mc;
3488 	mbx_cmd_t *mcp = &mc;
3489 
3490 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a4,
3491 	    "Entered %s.\n", __func__);
3492 
3493 	if (!IS_FWI2_CAPABLE(vha->hw))
3494 		return QLA_FUNCTION_FAILED;
3495 
3496 	if (unlikely(pci_channel_offline(vha->hw->pdev)))
3497 		return QLA_FUNCTION_FAILED;
3498 
3499 	mcp->mb[0] = MBC_TRACE_CONTROL;
3500 	mcp->mb[1] = TC_EFT_ENABLE;
3501 	mcp->mb[2] = LSW(eft_dma);
3502 	mcp->mb[3] = MSW(eft_dma);
3503 	mcp->mb[4] = LSW(MSD(eft_dma));
3504 	mcp->mb[5] = MSW(MSD(eft_dma));
3505 	mcp->mb[6] = buffers;
3506 	mcp->mb[7] = TC_AEN_DISABLE;
3507 	mcp->out_mb = MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
3508 	mcp->in_mb = MBX_1|MBX_0;
3509 	mcp->tov = MBX_TOV_SECONDS;
3510 	mcp->flags = 0;
3511 	rval = qla2x00_mailbox_command(vha, mcp);
3512 	if (rval != QLA_SUCCESS) {
3513 		ql_dbg(ql_dbg_mbx, vha, 0x10a5,
3514 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
3515 		    rval, mcp->mb[0], mcp->mb[1]);
3516 	} else {
3517 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a6,
3518 		    "Done %s.\n", __func__);
3519 	}
3520 
3521 	return rval;
3522 }
3523 
3524 int
3525 qla2x00_disable_eft_trace(scsi_qla_host_t *vha)
3526 {
3527 	int rval;
3528 	mbx_cmd_t mc;
3529 	mbx_cmd_t *mcp = &mc;
3530 
3531 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a7,
3532 	    "Entered %s.\n", __func__);
3533 
3534 	if (!IS_FWI2_CAPABLE(vha->hw))
3535 		return QLA_FUNCTION_FAILED;
3536 
3537 	if (unlikely(pci_channel_offline(vha->hw->pdev)))
3538 		return QLA_FUNCTION_FAILED;
3539 
3540 	mcp->mb[0] = MBC_TRACE_CONTROL;
3541 	mcp->mb[1] = TC_EFT_DISABLE;
3542 	mcp->out_mb = MBX_1|MBX_0;
3543 	mcp->in_mb = MBX_1|MBX_0;
3544 	mcp->tov = MBX_TOV_SECONDS;
3545 	mcp->flags = 0;
3546 	rval = qla2x00_mailbox_command(vha, mcp);
3547 	if (rval != QLA_SUCCESS) {
3548 		ql_dbg(ql_dbg_mbx, vha, 0x10a8,
3549 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
3550 		    rval, mcp->mb[0], mcp->mb[1]);
3551 	} else {
3552 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a9,
3553 		    "Done %s.\n", __func__);
3554 	}
3555 
3556 	return rval;
3557 }
3558 
3559 int
3560 qla2x00_enable_fce_trace(scsi_qla_host_t *vha, dma_addr_t fce_dma,
3561     uint16_t buffers, uint16_t *mb, uint32_t *dwords)
3562 {
3563 	int rval;
3564 	mbx_cmd_t mc;
3565 	mbx_cmd_t *mcp = &mc;
3566 
3567 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10aa,
3568 	    "Entered %s.\n", __func__);
3569 
3570 	if (!IS_QLA25XX(vha->hw) && !IS_QLA81XX(vha->hw) &&
3571 	    !IS_QLA83XX(vha->hw) && !IS_QLA27XX(vha->hw))
3572 		return QLA_FUNCTION_FAILED;
3573 
3574 	if (unlikely(pci_channel_offline(vha->hw->pdev)))
3575 		return QLA_FUNCTION_FAILED;
3576 
3577 	mcp->mb[0] = MBC_TRACE_CONTROL;
3578 	mcp->mb[1] = TC_FCE_ENABLE;
3579 	mcp->mb[2] = LSW(fce_dma);
3580 	mcp->mb[3] = MSW(fce_dma);
3581 	mcp->mb[4] = LSW(MSD(fce_dma));
3582 	mcp->mb[5] = MSW(MSD(fce_dma));
3583 	mcp->mb[6] = buffers;
3584 	mcp->mb[7] = TC_AEN_DISABLE;
3585 	mcp->mb[8] = 0;
3586 	mcp->mb[9] = TC_FCE_DEFAULT_RX_SIZE;
3587 	mcp->mb[10] = TC_FCE_DEFAULT_TX_SIZE;
3588 	mcp->out_mb = MBX_10|MBX_9|MBX_8|MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|
3589 	    MBX_1|MBX_0;
3590 	mcp->in_mb = MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
3591 	mcp->tov = MBX_TOV_SECONDS;
3592 	mcp->flags = 0;
3593 	rval = qla2x00_mailbox_command(vha, mcp);
3594 	if (rval != QLA_SUCCESS) {
3595 		ql_dbg(ql_dbg_mbx, vha, 0x10ab,
3596 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
3597 		    rval, mcp->mb[0], mcp->mb[1]);
3598 	} else {
3599 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ac,
3600 		    "Done %s.\n", __func__);
3601 
3602 		if (mb)
3603 			memcpy(mb, mcp->mb, 8 * sizeof(*mb));
3604 		if (dwords)
3605 			*dwords = buffers;
3606 	}
3607 
3608 	return rval;
3609 }
3610 
3611 int
3612 qla2x00_disable_fce_trace(scsi_qla_host_t *vha, uint64_t *wr, uint64_t *rd)
3613 {
3614 	int rval;
3615 	mbx_cmd_t mc;
3616 	mbx_cmd_t *mcp = &mc;
3617 
3618 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ad,
3619 	    "Entered %s.\n", __func__);
3620 
3621 	if (!IS_FWI2_CAPABLE(vha->hw))
3622 		return QLA_FUNCTION_FAILED;
3623 
3624 	if (unlikely(pci_channel_offline(vha->hw->pdev)))
3625 		return QLA_FUNCTION_FAILED;
3626 
3627 	mcp->mb[0] = MBC_TRACE_CONTROL;
3628 	mcp->mb[1] = TC_FCE_DISABLE;
3629 	mcp->mb[2] = TC_FCE_DISABLE_TRACE;
3630 	mcp->out_mb = MBX_2|MBX_1|MBX_0;
3631 	mcp->in_mb = MBX_9|MBX_8|MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|
3632 	    MBX_1|MBX_0;
3633 	mcp->tov = MBX_TOV_SECONDS;
3634 	mcp->flags = 0;
3635 	rval = qla2x00_mailbox_command(vha, mcp);
3636 	if (rval != QLA_SUCCESS) {
3637 		ql_dbg(ql_dbg_mbx, vha, 0x10ae,
3638 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
3639 		    rval, mcp->mb[0], mcp->mb[1]);
3640 	} else {
3641 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10af,
3642 		    "Done %s.\n", __func__);
3643 
3644 		if (wr)
3645 			*wr = (uint64_t) mcp->mb[5] << 48 |
3646 			    (uint64_t) mcp->mb[4] << 32 |
3647 			    (uint64_t) mcp->mb[3] << 16 |
3648 			    (uint64_t) mcp->mb[2];
3649 		if (rd)
3650 			*rd = (uint64_t) mcp->mb[9] << 48 |
3651 			    (uint64_t) mcp->mb[8] << 32 |
3652 			    (uint64_t) mcp->mb[7] << 16 |
3653 			    (uint64_t) mcp->mb[6];
3654 	}
3655 
3656 	return rval;
3657 }
3658 
3659 int
3660 qla2x00_get_idma_speed(scsi_qla_host_t *vha, uint16_t loop_id,
3661 	uint16_t *port_speed, uint16_t *mb)
3662 {
3663 	int rval;
3664 	mbx_cmd_t mc;
3665 	mbx_cmd_t *mcp = &mc;
3666 
3667 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10b0,
3668 	    "Entered %s.\n", __func__);
3669 
3670 	if (!IS_IIDMA_CAPABLE(vha->hw))
3671 		return QLA_FUNCTION_FAILED;
3672 
3673 	mcp->mb[0] = MBC_PORT_PARAMS;
3674 	mcp->mb[1] = loop_id;
3675 	mcp->mb[2] = mcp->mb[3] = 0;
3676 	mcp->mb[9] = vha->vp_idx;
3677 	mcp->out_mb = MBX_9|MBX_3|MBX_2|MBX_1|MBX_0;
3678 	mcp->in_mb = MBX_3|MBX_1|MBX_0;
3679 	mcp->tov = MBX_TOV_SECONDS;
3680 	mcp->flags = 0;
3681 	rval = qla2x00_mailbox_command(vha, mcp);
3682 
3683 	/* Return mailbox statuses. */
3684 	if (mb != NULL) {
3685 		mb[0] = mcp->mb[0];
3686 		mb[1] = mcp->mb[1];
3687 		mb[3] = mcp->mb[3];
3688 	}
3689 
3690 	if (rval != QLA_SUCCESS) {
3691 		ql_dbg(ql_dbg_mbx, vha, 0x10b1, "Failed=%x.\n", rval);
3692 	} else {
3693 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10b2,
3694 		    "Done %s.\n", __func__);
3695 		if (port_speed)
3696 			*port_speed = mcp->mb[3];
3697 	}
3698 
3699 	return rval;
3700 }
3701 
3702 int
3703 qla2x00_set_idma_speed(scsi_qla_host_t *vha, uint16_t loop_id,
3704     uint16_t port_speed, uint16_t *mb)
3705 {
3706 	int rval;
3707 	mbx_cmd_t mc;
3708 	mbx_cmd_t *mcp = &mc;
3709 
3710 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10b3,
3711 	    "Entered %s.\n", __func__);
3712 
3713 	if (!IS_IIDMA_CAPABLE(vha->hw))
3714 		return QLA_FUNCTION_FAILED;
3715 
3716 	mcp->mb[0] = MBC_PORT_PARAMS;
3717 	mcp->mb[1] = loop_id;
3718 	mcp->mb[2] = BIT_0;
3719 	if (IS_CNA_CAPABLE(vha->hw))
3720 		mcp->mb[3] = port_speed & (BIT_5|BIT_4|BIT_3|BIT_2|BIT_1|BIT_0);
3721 	else
3722 		mcp->mb[3] = port_speed & (BIT_2|BIT_1|BIT_0);
3723 	mcp->mb[9] = vha->vp_idx;
3724 	mcp->out_mb = MBX_9|MBX_3|MBX_2|MBX_1|MBX_0;
3725 	mcp->in_mb = MBX_3|MBX_1|MBX_0;
3726 	mcp->tov = MBX_TOV_SECONDS;
3727 	mcp->flags = 0;
3728 	rval = qla2x00_mailbox_command(vha, mcp);
3729 
3730 	/* Return mailbox statuses. */
3731 	if (mb != NULL) {
3732 		mb[0] = mcp->mb[0];
3733 		mb[1] = mcp->mb[1];
3734 		mb[3] = mcp->mb[3];
3735 	}
3736 
3737 	if (rval != QLA_SUCCESS) {
3738 		ql_dbg(ql_dbg_mbx, vha, 0x10b4,
3739 		    "Failed=%x.\n", rval);
3740 	} else {
3741 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10b5,
3742 		    "Done %s.\n", __func__);
3743 	}
3744 
3745 	return rval;
3746 }
3747 
3748 void
3749 qla24xx_report_id_acquisition(scsi_qla_host_t *vha,
3750 	struct vp_rpt_id_entry_24xx *rptid_entry)
3751 {
3752 	struct qla_hw_data *ha = vha->hw;
3753 	scsi_qla_host_t *vp = NULL;
3754 	unsigned long   flags;
3755 	int found;
3756 	port_id_t id;
3757 	struct fc_port *fcport;
3758 
3759 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10b6,
3760 	    "Entered %s.\n", __func__);
3761 
3762 	if (rptid_entry->entry_status != 0)
3763 		return;
3764 
3765 	id.b.domain = rptid_entry->port_id[2];
3766 	id.b.area   = rptid_entry->port_id[1];
3767 	id.b.al_pa  = rptid_entry->port_id[0];
3768 	id.b.rsvd_1 = 0;
3769 	ha->flags.n2n_ae = 0;
3770 
3771 	if (rptid_entry->format == 0) {
3772 		/* loop */
3773 		ql_dbg(ql_dbg_async, vha, 0x10b7,
3774 		    "Format 0 : Number of VPs setup %d, number of "
3775 		    "VPs acquired %d.\n", rptid_entry->vp_setup,
3776 		    rptid_entry->vp_acquired);
3777 		ql_dbg(ql_dbg_async, vha, 0x10b8,
3778 		    "Primary port id %02x%02x%02x.\n",
3779 		    rptid_entry->port_id[2], rptid_entry->port_id[1],
3780 		    rptid_entry->port_id[0]);
3781 		ha->current_topology = ISP_CFG_NL;
3782 		qlt_update_host_map(vha, id);
3783 
3784 	} else if (rptid_entry->format == 1) {
3785 		/* fabric */
3786 		ql_dbg(ql_dbg_async, vha, 0x10b9,
3787 		    "Format 1: VP[%d] enabled - status %d - with "
3788 		    "port id %02x%02x%02x.\n", rptid_entry->vp_idx,
3789 			rptid_entry->vp_status,
3790 		    rptid_entry->port_id[2], rptid_entry->port_id[1],
3791 		    rptid_entry->port_id[0]);
3792 		ql_dbg(ql_dbg_async, vha, 0x5075,
3793 		   "Format 1: Remote WWPN %8phC.\n",
3794 		   rptid_entry->u.f1.port_name);
3795 
3796 		ql_dbg(ql_dbg_async, vha, 0x5075,
3797 		   "Format 1: WWPN %8phC.\n",
3798 		   vha->port_name);
3799 
3800 		/* N2N.  direct connect */
3801 		if (IS_QLA27XX(ha) &&
3802 		    ((rptid_entry->u.f1.flags>>1) & 0x7) == 2) {
3803 			/* if our portname is higher then initiate N2N login */
3804 			if (wwn_to_u64(vha->port_name) >
3805 			    wwn_to_u64(rptid_entry->u.f1.port_name)) {
3806 				// ??? qlt_update_host_map(vha, id);
3807 				vha->n2n_id = 0x1;
3808 				ql_dbg(ql_dbg_async, vha, 0x5075,
3809 				    "Format 1: Setting n2n_update_needed for id %d\n",
3810 				    vha->n2n_id);
3811 			} else {
3812 				ql_dbg(ql_dbg_async, vha, 0x5075,
3813 				    "Format 1: Remote login - Waiting for WWPN %8phC.\n",
3814 				    rptid_entry->u.f1.port_name);
3815 			}
3816 
3817 			memcpy(vha->n2n_port_name, rptid_entry->u.f1.port_name,
3818 			    WWN_SIZE);
3819 			set_bit(N2N_LOGIN_NEEDED, &vha->dpc_flags);
3820 			set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags);
3821 			set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
3822 			ha->flags.n2n_ae = 1;
3823 			return;
3824 		}
3825 
3826 		ha->flags.gpsc_supported = 1;
3827 		ha->current_topology = ISP_CFG_F;
3828 		/* buffer to buffer credit flag */
3829 		vha->flags.bbcr_enable = (rptid_entry->u.f1.bbcr & 0xf) != 0;
3830 
3831 		if (rptid_entry->vp_idx == 0) {
3832 			if (rptid_entry->vp_status == VP_STAT_COMPL) {
3833 				/* FA-WWN is only for physical port */
3834 				if (qla_ini_mode_enabled(vha) &&
3835 				    ha->flags.fawwpn_enabled &&
3836 				    (rptid_entry->u.f1.flags &
3837 				     BIT_6)) {
3838 					memcpy(vha->port_name,
3839 					    rptid_entry->u.f1.port_name,
3840 					    WWN_SIZE);
3841 				}
3842 
3843 				qlt_update_host_map(vha, id);
3844 			}
3845 
3846 			set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags);
3847 			set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
3848 		} else {
3849 			if (rptid_entry->vp_status != VP_STAT_COMPL &&
3850 				rptid_entry->vp_status != VP_STAT_ID_CHG) {
3851 				ql_dbg(ql_dbg_mbx, vha, 0x10ba,
3852 				    "Could not acquire ID for VP[%d].\n",
3853 				    rptid_entry->vp_idx);
3854 				return;
3855 			}
3856 
3857 			found = 0;
3858 			spin_lock_irqsave(&ha->vport_slock, flags);
3859 			list_for_each_entry(vp, &ha->vp_list, list) {
3860 				if (rptid_entry->vp_idx == vp->vp_idx) {
3861 					found = 1;
3862 					break;
3863 				}
3864 			}
3865 			spin_unlock_irqrestore(&ha->vport_slock, flags);
3866 
3867 			if (!found)
3868 				return;
3869 
3870 			qlt_update_host_map(vp, id);
3871 
3872 			/*
3873 			 * Cannot configure here as we are still sitting on the
3874 			 * response queue. Handle it in dpc context.
3875 			 */
3876 			set_bit(VP_IDX_ACQUIRED, &vp->vp_flags);
3877 			set_bit(REGISTER_FC4_NEEDED, &vp->dpc_flags);
3878 			set_bit(REGISTER_FDMI_NEEDED, &vp->dpc_flags);
3879 		}
3880 		set_bit(VP_DPC_NEEDED, &vha->dpc_flags);
3881 		qla2xxx_wake_dpc(vha);
3882 	} else if (rptid_entry->format == 2) {
3883 		ql_dbg(ql_dbg_async, vha, 0x505f,
3884 		    "RIDA: format 2/N2N Primary port id %02x%02x%02x.\n",
3885 		    rptid_entry->port_id[2], rptid_entry->port_id[1],
3886 		    rptid_entry->port_id[0]);
3887 
3888 		ql_dbg(ql_dbg_async, vha, 0x5075,
3889 		    "N2N: Remote WWPN %8phC.\n",
3890 		    rptid_entry->u.f2.port_name);
3891 
3892 		/* N2N.  direct connect */
3893 		ha->current_topology = ISP_CFG_N;
3894 		ha->flags.rida_fmt2 = 1;
3895 		vha->d_id.b.domain = rptid_entry->port_id[2];
3896 		vha->d_id.b.area = rptid_entry->port_id[1];
3897 		vha->d_id.b.al_pa = rptid_entry->port_id[0];
3898 
3899 		ha->flags.n2n_ae = 1;
3900 		spin_lock_irqsave(&ha->vport_slock, flags);
3901 		qlt_update_vp_map(vha, SET_AL_PA);
3902 		spin_unlock_irqrestore(&ha->vport_slock, flags);
3903 
3904 		list_for_each_entry(fcport, &vha->vp_fcports, list) {
3905 			fcport->scan_state = QLA_FCPORT_SCAN;
3906 		}
3907 
3908 		fcport = qla2x00_find_fcport_by_wwpn(vha,
3909 		    rptid_entry->u.f2.port_name, 1);
3910 
3911 		if (fcport) {
3912 			fcport->plogi_nack_done_deadline = jiffies + HZ;
3913 			fcport->scan_state = QLA_FCPORT_FOUND;
3914 			switch (fcport->disc_state) {
3915 			case DSC_DELETED:
3916 				ql_dbg(ql_dbg_disc, vha, 0x210d,
3917 				    "%s %d %8phC login\n",
3918 				    __func__, __LINE__, fcport->port_name);
3919 				qla24xx_fcport_handle_login(vha, fcport);
3920 				break;
3921 			case DSC_DELETE_PEND:
3922 				break;
3923 			default:
3924 				qlt_schedule_sess_for_deletion(fcport);
3925 				break;
3926 			}
3927 		} else {
3928 			id.b.al_pa  = rptid_entry->u.f2.remote_nport_id[0];
3929 			id.b.area   = rptid_entry->u.f2.remote_nport_id[1];
3930 			id.b.domain = rptid_entry->u.f2.remote_nport_id[2];
3931 			qla24xx_post_newsess_work(vha, &id,
3932 			    rptid_entry->u.f2.port_name,
3933 			    rptid_entry->u.f2.node_name,
3934 			    NULL,
3935 			    FC4_TYPE_UNKNOWN);
3936 		}
3937 	}
3938 }
3939 
3940 /*
3941  * qla24xx_modify_vp_config
3942  *	Change VP configuration for vha
3943  *
3944  * Input:
3945  *	vha = adapter block pointer.
3946  *
3947  * Returns:
3948  *	qla2xxx local function return status code.
3949  *
3950  * Context:
3951  *	Kernel context.
3952  */
3953 int
3954 qla24xx_modify_vp_config(scsi_qla_host_t *vha)
3955 {
3956 	int		rval;
3957 	struct vp_config_entry_24xx *vpmod;
3958 	dma_addr_t	vpmod_dma;
3959 	struct qla_hw_data *ha = vha->hw;
3960 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
3961 
3962 	/* This can be called by the parent */
3963 
3964 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10bb,
3965 	    "Entered %s.\n", __func__);
3966 
3967 	vpmod = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &vpmod_dma);
3968 	if (!vpmod) {
3969 		ql_log(ql_log_warn, vha, 0x10bc,
3970 		    "Failed to allocate modify VP IOCB.\n");
3971 		return QLA_MEMORY_ALLOC_FAILED;
3972 	}
3973 
3974 	vpmod->entry_type = VP_CONFIG_IOCB_TYPE;
3975 	vpmod->entry_count = 1;
3976 	vpmod->command = VCT_COMMAND_MOD_ENABLE_VPS;
3977 	vpmod->vp_count = 1;
3978 	vpmod->vp_index1 = vha->vp_idx;
3979 	vpmod->options_idx1 = BIT_3|BIT_4|BIT_5;
3980 
3981 	qlt_modify_vp_config(vha, vpmod);
3982 
3983 	memcpy(vpmod->node_name_idx1, vha->node_name, WWN_SIZE);
3984 	memcpy(vpmod->port_name_idx1, vha->port_name, WWN_SIZE);
3985 	vpmod->entry_count = 1;
3986 
3987 	rval = qla2x00_issue_iocb(base_vha, vpmod, vpmod_dma, 0);
3988 	if (rval != QLA_SUCCESS) {
3989 		ql_dbg(ql_dbg_mbx, vha, 0x10bd,
3990 		    "Failed to issue VP config IOCB (%x).\n", rval);
3991 	} else if (vpmod->comp_status != 0) {
3992 		ql_dbg(ql_dbg_mbx, vha, 0x10be,
3993 		    "Failed to complete IOCB -- error status (%x).\n",
3994 		    vpmod->comp_status);
3995 		rval = QLA_FUNCTION_FAILED;
3996 	} else if (vpmod->comp_status != cpu_to_le16(CS_COMPLETE)) {
3997 		ql_dbg(ql_dbg_mbx, vha, 0x10bf,
3998 		    "Failed to complete IOCB -- completion status (%x).\n",
3999 		    le16_to_cpu(vpmod->comp_status));
4000 		rval = QLA_FUNCTION_FAILED;
4001 	} else {
4002 		/* EMPTY */
4003 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10c0,
4004 		    "Done %s.\n", __func__);
4005 		fc_vport_set_state(vha->fc_vport, FC_VPORT_INITIALIZING);
4006 	}
4007 	dma_pool_free(ha->s_dma_pool, vpmod, vpmod_dma);
4008 
4009 	return rval;
4010 }
4011 
4012 /*
4013  * qla2x00_send_change_request
4014  *	Receive or disable RSCN request from fabric controller
4015  *
4016  * Input:
4017  *	ha = adapter block pointer
4018  *	format = registration format:
4019  *		0 - Reserved
4020  *		1 - Fabric detected registration
4021  *		2 - N_port detected registration
4022  *		3 - Full registration
4023  *		FF - clear registration
4024  *	vp_idx = Virtual port index
4025  *
4026  * Returns:
4027  *	qla2x00 local function return status code.
4028  *
4029  * Context:
4030  *	Kernel Context
4031  */
4032 
4033 int
4034 qla2x00_send_change_request(scsi_qla_host_t *vha, uint16_t format,
4035 			    uint16_t vp_idx)
4036 {
4037 	int rval;
4038 	mbx_cmd_t mc;
4039 	mbx_cmd_t *mcp = &mc;
4040 
4041 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10c7,
4042 	    "Entered %s.\n", __func__);
4043 
4044 	mcp->mb[0] = MBC_SEND_CHANGE_REQUEST;
4045 	mcp->mb[1] = format;
4046 	mcp->mb[9] = vp_idx;
4047 	mcp->out_mb = MBX_9|MBX_1|MBX_0;
4048 	mcp->in_mb = MBX_0|MBX_1;
4049 	mcp->tov = MBX_TOV_SECONDS;
4050 	mcp->flags = 0;
4051 	rval = qla2x00_mailbox_command(vha, mcp);
4052 
4053 	if (rval == QLA_SUCCESS) {
4054 		if (mcp->mb[0] != MBS_COMMAND_COMPLETE) {
4055 			rval = BIT_1;
4056 		}
4057 	} else
4058 		rval = BIT_1;
4059 
4060 	return rval;
4061 }
4062 
4063 int
4064 qla2x00_dump_ram(scsi_qla_host_t *vha, dma_addr_t req_dma, uint32_t addr,
4065     uint32_t size)
4066 {
4067 	int rval;
4068 	mbx_cmd_t mc;
4069 	mbx_cmd_t *mcp = &mc;
4070 
4071 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1009,
4072 	    "Entered %s.\n", __func__);
4073 
4074 	if (MSW(addr) || IS_FWI2_CAPABLE(vha->hw)) {
4075 		mcp->mb[0] = MBC_DUMP_RISC_RAM_EXTENDED;
4076 		mcp->mb[8] = MSW(addr);
4077 		mcp->out_mb = MBX_8|MBX_0;
4078 	} else {
4079 		mcp->mb[0] = MBC_DUMP_RISC_RAM;
4080 		mcp->out_mb = MBX_0;
4081 	}
4082 	mcp->mb[1] = LSW(addr);
4083 	mcp->mb[2] = MSW(req_dma);
4084 	mcp->mb[3] = LSW(req_dma);
4085 	mcp->mb[6] = MSW(MSD(req_dma));
4086 	mcp->mb[7] = LSW(MSD(req_dma));
4087 	mcp->out_mb |= MBX_7|MBX_6|MBX_3|MBX_2|MBX_1;
4088 	if (IS_FWI2_CAPABLE(vha->hw)) {
4089 		mcp->mb[4] = MSW(size);
4090 		mcp->mb[5] = LSW(size);
4091 		mcp->out_mb |= MBX_5|MBX_4;
4092 	} else {
4093 		mcp->mb[4] = LSW(size);
4094 		mcp->out_mb |= MBX_4;
4095 	}
4096 
4097 	mcp->in_mb = MBX_0;
4098 	mcp->tov = MBX_TOV_SECONDS;
4099 	mcp->flags = 0;
4100 	rval = qla2x00_mailbox_command(vha, mcp);
4101 
4102 	if (rval != QLA_SUCCESS) {
4103 		ql_dbg(ql_dbg_mbx, vha, 0x1008,
4104 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
4105 	} else {
4106 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1007,
4107 		    "Done %s.\n", __func__);
4108 	}
4109 
4110 	return rval;
4111 }
4112 /* 84XX Support **************************************************************/
4113 
4114 struct cs84xx_mgmt_cmd {
4115 	union {
4116 		struct verify_chip_entry_84xx req;
4117 		struct verify_chip_rsp_84xx rsp;
4118 	} p;
4119 };
4120 
4121 int
4122 qla84xx_verify_chip(struct scsi_qla_host *vha, uint16_t *status)
4123 {
4124 	int rval, retry;
4125 	struct cs84xx_mgmt_cmd *mn;
4126 	dma_addr_t mn_dma;
4127 	uint16_t options;
4128 	unsigned long flags;
4129 	struct qla_hw_data *ha = vha->hw;
4130 
4131 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10c8,
4132 	    "Entered %s.\n", __func__);
4133 
4134 	mn = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &mn_dma);
4135 	if (mn == NULL) {
4136 		return QLA_MEMORY_ALLOC_FAILED;
4137 	}
4138 
4139 	/* Force Update? */
4140 	options = ha->cs84xx->fw_update ? VCO_FORCE_UPDATE : 0;
4141 	/* Diagnostic firmware? */
4142 	/* options |= MENLO_DIAG_FW; */
4143 	/* We update the firmware with only one data sequence. */
4144 	options |= VCO_END_OF_DATA;
4145 
4146 	do {
4147 		retry = 0;
4148 		memset(mn, 0, sizeof(*mn));
4149 		mn->p.req.entry_type = VERIFY_CHIP_IOCB_TYPE;
4150 		mn->p.req.entry_count = 1;
4151 		mn->p.req.options = cpu_to_le16(options);
4152 
4153 		ql_dbg(ql_dbg_mbx + ql_dbg_buffer, vha, 0x111c,
4154 		    "Dump of Verify Request.\n");
4155 		ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x111e,
4156 		    (uint8_t *)mn, sizeof(*mn));
4157 
4158 		rval = qla2x00_issue_iocb_timeout(vha, mn, mn_dma, 0, 120);
4159 		if (rval != QLA_SUCCESS) {
4160 			ql_dbg(ql_dbg_mbx, vha, 0x10cb,
4161 			    "Failed to issue verify IOCB (%x).\n", rval);
4162 			goto verify_done;
4163 		}
4164 
4165 		ql_dbg(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1110,
4166 		    "Dump of Verify Response.\n");
4167 		ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1118,
4168 		    (uint8_t *)mn, sizeof(*mn));
4169 
4170 		status[0] = le16_to_cpu(mn->p.rsp.comp_status);
4171 		status[1] = status[0] == CS_VCS_CHIP_FAILURE ?
4172 		    le16_to_cpu(mn->p.rsp.failure_code) : 0;
4173 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ce,
4174 		    "cs=%x fc=%x.\n", status[0], status[1]);
4175 
4176 		if (status[0] != CS_COMPLETE) {
4177 			rval = QLA_FUNCTION_FAILED;
4178 			if (!(options & VCO_DONT_UPDATE_FW)) {
4179 				ql_dbg(ql_dbg_mbx, vha, 0x10cf,
4180 				    "Firmware update failed. Retrying "
4181 				    "without update firmware.\n");
4182 				options |= VCO_DONT_UPDATE_FW;
4183 				options &= ~VCO_FORCE_UPDATE;
4184 				retry = 1;
4185 			}
4186 		} else {
4187 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d0,
4188 			    "Firmware updated to %x.\n",
4189 			    le32_to_cpu(mn->p.rsp.fw_ver));
4190 
4191 			/* NOTE: we only update OP firmware. */
4192 			spin_lock_irqsave(&ha->cs84xx->access_lock, flags);
4193 			ha->cs84xx->op_fw_version =
4194 			    le32_to_cpu(mn->p.rsp.fw_ver);
4195 			spin_unlock_irqrestore(&ha->cs84xx->access_lock,
4196 			    flags);
4197 		}
4198 	} while (retry);
4199 
4200 verify_done:
4201 	dma_pool_free(ha->s_dma_pool, mn, mn_dma);
4202 
4203 	if (rval != QLA_SUCCESS) {
4204 		ql_dbg(ql_dbg_mbx, vha, 0x10d1,
4205 		    "Failed=%x.\n", rval);
4206 	} else {
4207 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d2,
4208 		    "Done %s.\n", __func__);
4209 	}
4210 
4211 	return rval;
4212 }
4213 
4214 int
4215 qla25xx_init_req_que(struct scsi_qla_host *vha, struct req_que *req)
4216 {
4217 	int rval;
4218 	unsigned long flags;
4219 	mbx_cmd_t mc;
4220 	mbx_cmd_t *mcp = &mc;
4221 	struct qla_hw_data *ha = vha->hw;
4222 
4223 	if (!ha->flags.fw_started)
4224 		return QLA_SUCCESS;
4225 
4226 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d3,
4227 	    "Entered %s.\n", __func__);
4228 
4229 	if (IS_SHADOW_REG_CAPABLE(ha))
4230 		req->options |= BIT_13;
4231 
4232 	mcp->mb[0] = MBC_INITIALIZE_MULTIQ;
4233 	mcp->mb[1] = req->options;
4234 	mcp->mb[2] = MSW(LSD(req->dma));
4235 	mcp->mb[3] = LSW(LSD(req->dma));
4236 	mcp->mb[6] = MSW(MSD(req->dma));
4237 	mcp->mb[7] = LSW(MSD(req->dma));
4238 	mcp->mb[5] = req->length;
4239 	if (req->rsp)
4240 		mcp->mb[10] = req->rsp->id;
4241 	mcp->mb[12] = req->qos;
4242 	mcp->mb[11] = req->vp_idx;
4243 	mcp->mb[13] = req->rid;
4244 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha))
4245 		mcp->mb[15] = 0;
4246 
4247 	mcp->mb[4] = req->id;
4248 	/* que in ptr index */
4249 	mcp->mb[8] = 0;
4250 	/* que out ptr index */
4251 	mcp->mb[9] = *req->out_ptr = 0;
4252 	mcp->out_mb = MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_9|MBX_8|MBX_7|
4253 			MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
4254 	mcp->in_mb = MBX_0;
4255 	mcp->flags = MBX_DMA_OUT;
4256 	mcp->tov = MBX_TOV_SECONDS * 2;
4257 
4258 	if (IS_QLA81XX(ha) || IS_QLA83XX(ha) || IS_QLA27XX(ha))
4259 		mcp->in_mb |= MBX_1;
4260 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
4261 		mcp->out_mb |= MBX_15;
4262 		/* debug q create issue in SR-IOV */
4263 		mcp->in_mb |= MBX_9 | MBX_8 | MBX_7;
4264 	}
4265 
4266 	spin_lock_irqsave(&ha->hardware_lock, flags);
4267 	if (!(req->options & BIT_0)) {
4268 		WRT_REG_DWORD(req->req_q_in, 0);
4269 		if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha))
4270 			WRT_REG_DWORD(req->req_q_out, 0);
4271 	}
4272 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
4273 
4274 	rval = qla2x00_mailbox_command(vha, mcp);
4275 	if (rval != QLA_SUCCESS) {
4276 		ql_dbg(ql_dbg_mbx, vha, 0x10d4,
4277 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
4278 	} else {
4279 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d5,
4280 		    "Done %s.\n", __func__);
4281 	}
4282 
4283 	return rval;
4284 }
4285 
4286 int
4287 qla25xx_init_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp)
4288 {
4289 	int rval;
4290 	unsigned long flags;
4291 	mbx_cmd_t mc;
4292 	mbx_cmd_t *mcp = &mc;
4293 	struct qla_hw_data *ha = vha->hw;
4294 
4295 	if (!ha->flags.fw_started)
4296 		return QLA_SUCCESS;
4297 
4298 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d6,
4299 	    "Entered %s.\n", __func__);
4300 
4301 	if (IS_SHADOW_REG_CAPABLE(ha))
4302 		rsp->options |= BIT_13;
4303 
4304 	mcp->mb[0] = MBC_INITIALIZE_MULTIQ;
4305 	mcp->mb[1] = rsp->options;
4306 	mcp->mb[2] = MSW(LSD(rsp->dma));
4307 	mcp->mb[3] = LSW(LSD(rsp->dma));
4308 	mcp->mb[6] = MSW(MSD(rsp->dma));
4309 	mcp->mb[7] = LSW(MSD(rsp->dma));
4310 	mcp->mb[5] = rsp->length;
4311 	mcp->mb[14] = rsp->msix->entry;
4312 	mcp->mb[13] = rsp->rid;
4313 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha))
4314 		mcp->mb[15] = 0;
4315 
4316 	mcp->mb[4] = rsp->id;
4317 	/* que in ptr index */
4318 	mcp->mb[8] = *rsp->in_ptr = 0;
4319 	/* que out ptr index */
4320 	mcp->mb[9] = 0;
4321 	mcp->out_mb = MBX_14|MBX_13|MBX_9|MBX_8|MBX_7
4322 			|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
4323 	mcp->in_mb = MBX_0;
4324 	mcp->flags = MBX_DMA_OUT;
4325 	mcp->tov = MBX_TOV_SECONDS * 2;
4326 
4327 	if (IS_QLA81XX(ha)) {
4328 		mcp->out_mb |= MBX_12|MBX_11|MBX_10;
4329 		mcp->in_mb |= MBX_1;
4330 	} else if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
4331 		mcp->out_mb |= MBX_15|MBX_12|MBX_11|MBX_10;
4332 		mcp->in_mb |= MBX_1;
4333 		/* debug q create issue in SR-IOV */
4334 		mcp->in_mb |= MBX_9 | MBX_8 | MBX_7;
4335 	}
4336 
4337 	spin_lock_irqsave(&ha->hardware_lock, flags);
4338 	if (!(rsp->options & BIT_0)) {
4339 		WRT_REG_DWORD(rsp->rsp_q_out, 0);
4340 		if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha))
4341 			WRT_REG_DWORD(rsp->rsp_q_in, 0);
4342 	}
4343 
4344 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
4345 
4346 	rval = qla2x00_mailbox_command(vha, mcp);
4347 	if (rval != QLA_SUCCESS) {
4348 		ql_dbg(ql_dbg_mbx, vha, 0x10d7,
4349 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
4350 	} else {
4351 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d8,
4352 		    "Done %s.\n", __func__);
4353 	}
4354 
4355 	return rval;
4356 }
4357 
4358 int
4359 qla81xx_idc_ack(scsi_qla_host_t *vha, uint16_t *mb)
4360 {
4361 	int rval;
4362 	mbx_cmd_t mc;
4363 	mbx_cmd_t *mcp = &mc;
4364 
4365 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d9,
4366 	    "Entered %s.\n", __func__);
4367 
4368 	mcp->mb[0] = MBC_IDC_ACK;
4369 	memcpy(&mcp->mb[1], mb, QLA_IDC_ACK_REGS * sizeof(uint16_t));
4370 	mcp->out_mb = MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
4371 	mcp->in_mb = MBX_0;
4372 	mcp->tov = MBX_TOV_SECONDS;
4373 	mcp->flags = 0;
4374 	rval = qla2x00_mailbox_command(vha, mcp);
4375 
4376 	if (rval != QLA_SUCCESS) {
4377 		ql_dbg(ql_dbg_mbx, vha, 0x10da,
4378 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
4379 	} else {
4380 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10db,
4381 		    "Done %s.\n", __func__);
4382 	}
4383 
4384 	return rval;
4385 }
4386 
4387 int
4388 qla81xx_fac_get_sector_size(scsi_qla_host_t *vha, uint32_t *sector_size)
4389 {
4390 	int rval;
4391 	mbx_cmd_t mc;
4392 	mbx_cmd_t *mcp = &mc;
4393 
4394 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10dc,
4395 	    "Entered %s.\n", __func__);
4396 
4397 	if (!IS_QLA81XX(vha->hw) && !IS_QLA83XX(vha->hw) &&
4398 	    !IS_QLA27XX(vha->hw))
4399 		return QLA_FUNCTION_FAILED;
4400 
4401 	mcp->mb[0] = MBC_FLASH_ACCESS_CTRL;
4402 	mcp->mb[1] = FAC_OPT_CMD_GET_SECTOR_SIZE;
4403 	mcp->out_mb = MBX_1|MBX_0;
4404 	mcp->in_mb = MBX_1|MBX_0;
4405 	mcp->tov = MBX_TOV_SECONDS;
4406 	mcp->flags = 0;
4407 	rval = qla2x00_mailbox_command(vha, mcp);
4408 
4409 	if (rval != QLA_SUCCESS) {
4410 		ql_dbg(ql_dbg_mbx, vha, 0x10dd,
4411 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
4412 		    rval, mcp->mb[0], mcp->mb[1]);
4413 	} else {
4414 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10de,
4415 		    "Done %s.\n", __func__);
4416 		*sector_size = mcp->mb[1];
4417 	}
4418 
4419 	return rval;
4420 }
4421 
4422 int
4423 qla81xx_fac_do_write_enable(scsi_qla_host_t *vha, int enable)
4424 {
4425 	int rval;
4426 	mbx_cmd_t mc;
4427 	mbx_cmd_t *mcp = &mc;
4428 
4429 	if (!IS_QLA81XX(vha->hw) && !IS_QLA83XX(vha->hw) &&
4430 	    !IS_QLA27XX(vha->hw))
4431 		return QLA_FUNCTION_FAILED;
4432 
4433 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10df,
4434 	    "Entered %s.\n", __func__);
4435 
4436 	mcp->mb[0] = MBC_FLASH_ACCESS_CTRL;
4437 	mcp->mb[1] = enable ? FAC_OPT_CMD_WRITE_ENABLE :
4438 	    FAC_OPT_CMD_WRITE_PROTECT;
4439 	mcp->out_mb = MBX_1|MBX_0;
4440 	mcp->in_mb = MBX_1|MBX_0;
4441 	mcp->tov = MBX_TOV_SECONDS;
4442 	mcp->flags = 0;
4443 	rval = qla2x00_mailbox_command(vha, mcp);
4444 
4445 	if (rval != QLA_SUCCESS) {
4446 		ql_dbg(ql_dbg_mbx, vha, 0x10e0,
4447 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
4448 		    rval, mcp->mb[0], mcp->mb[1]);
4449 	} else {
4450 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e1,
4451 		    "Done %s.\n", __func__);
4452 	}
4453 
4454 	return rval;
4455 }
4456 
4457 int
4458 qla81xx_fac_erase_sector(scsi_qla_host_t *vha, uint32_t start, uint32_t finish)
4459 {
4460 	int rval;
4461 	mbx_cmd_t mc;
4462 	mbx_cmd_t *mcp = &mc;
4463 
4464 	if (!IS_QLA81XX(vha->hw) && !IS_QLA83XX(vha->hw) &&
4465 	    !IS_QLA27XX(vha->hw))
4466 		return QLA_FUNCTION_FAILED;
4467 
4468 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e2,
4469 	    "Entered %s.\n", __func__);
4470 
4471 	mcp->mb[0] = MBC_FLASH_ACCESS_CTRL;
4472 	mcp->mb[1] = FAC_OPT_CMD_ERASE_SECTOR;
4473 	mcp->mb[2] = LSW(start);
4474 	mcp->mb[3] = MSW(start);
4475 	mcp->mb[4] = LSW(finish);
4476 	mcp->mb[5] = MSW(finish);
4477 	mcp->out_mb = MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
4478 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
4479 	mcp->tov = MBX_TOV_SECONDS;
4480 	mcp->flags = 0;
4481 	rval = qla2x00_mailbox_command(vha, mcp);
4482 
4483 	if (rval != QLA_SUCCESS) {
4484 		ql_dbg(ql_dbg_mbx, vha, 0x10e3,
4485 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x.\n",
4486 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2]);
4487 	} else {
4488 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e4,
4489 		    "Done %s.\n", __func__);
4490 	}
4491 
4492 	return rval;
4493 }
4494 
4495 int
4496 qla81xx_restart_mpi_firmware(scsi_qla_host_t *vha)
4497 {
4498 	int rval = 0;
4499 	mbx_cmd_t mc;
4500 	mbx_cmd_t *mcp = &mc;
4501 
4502 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e5,
4503 	    "Entered %s.\n", __func__);
4504 
4505 	mcp->mb[0] = MBC_RESTART_MPI_FW;
4506 	mcp->out_mb = MBX_0;
4507 	mcp->in_mb = MBX_0|MBX_1;
4508 	mcp->tov = MBX_TOV_SECONDS;
4509 	mcp->flags = 0;
4510 	rval = qla2x00_mailbox_command(vha, mcp);
4511 
4512 	if (rval != QLA_SUCCESS) {
4513 		ql_dbg(ql_dbg_mbx, vha, 0x10e6,
4514 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
4515 		    rval, mcp->mb[0], mcp->mb[1]);
4516 	} else {
4517 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e7,
4518 		    "Done %s.\n", __func__);
4519 	}
4520 
4521 	return rval;
4522 }
4523 
4524 int
4525 qla82xx_set_driver_version(scsi_qla_host_t *vha, char *version)
4526 {
4527 	int rval;
4528 	mbx_cmd_t mc;
4529 	mbx_cmd_t *mcp = &mc;
4530 	int i;
4531 	int len;
4532 	uint16_t *str;
4533 	struct qla_hw_data *ha = vha->hw;
4534 
4535 	if (!IS_P3P_TYPE(ha))
4536 		return QLA_FUNCTION_FAILED;
4537 
4538 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x117b,
4539 	    "Entered %s.\n", __func__);
4540 
4541 	str = (void *)version;
4542 	len = strlen(version);
4543 
4544 	mcp->mb[0] = MBC_SET_RNID_PARAMS;
4545 	mcp->mb[1] = RNID_TYPE_SET_VERSION << 8;
4546 	mcp->out_mb = MBX_1|MBX_0;
4547 	for (i = 4; i < 16 && len; i++, str++, len -= 2) {
4548 		mcp->mb[i] = cpu_to_le16p(str);
4549 		mcp->out_mb |= 1<<i;
4550 	}
4551 	for (; i < 16; i++) {
4552 		mcp->mb[i] = 0;
4553 		mcp->out_mb |= 1<<i;
4554 	}
4555 	mcp->in_mb = MBX_1|MBX_0;
4556 	mcp->tov = MBX_TOV_SECONDS;
4557 	mcp->flags = 0;
4558 	rval = qla2x00_mailbox_command(vha, mcp);
4559 
4560 	if (rval != QLA_SUCCESS) {
4561 		ql_dbg(ql_dbg_mbx, vha, 0x117c,
4562 		    "Failed=%x mb[0]=%x,%x.\n", rval, mcp->mb[0], mcp->mb[1]);
4563 	} else {
4564 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x117d,
4565 		    "Done %s.\n", __func__);
4566 	}
4567 
4568 	return rval;
4569 }
4570 
4571 int
4572 qla25xx_set_driver_version(scsi_qla_host_t *vha, char *version)
4573 {
4574 	int rval;
4575 	mbx_cmd_t mc;
4576 	mbx_cmd_t *mcp = &mc;
4577 	int len;
4578 	uint16_t dwlen;
4579 	uint8_t *str;
4580 	dma_addr_t str_dma;
4581 	struct qla_hw_data *ha = vha->hw;
4582 
4583 	if (!IS_FWI2_CAPABLE(ha) || IS_QLA24XX_TYPE(ha) || IS_QLA81XX(ha) ||
4584 	    IS_P3P_TYPE(ha))
4585 		return QLA_FUNCTION_FAILED;
4586 
4587 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x117e,
4588 	    "Entered %s.\n", __func__);
4589 
4590 	str = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &str_dma);
4591 	if (!str) {
4592 		ql_log(ql_log_warn, vha, 0x117f,
4593 		    "Failed to allocate driver version param.\n");
4594 		return QLA_MEMORY_ALLOC_FAILED;
4595 	}
4596 
4597 	memcpy(str, "\x7\x3\x11\x0", 4);
4598 	dwlen = str[0];
4599 	len = dwlen * 4 - 4;
4600 	memset(str + 4, 0, len);
4601 	if (len > strlen(version))
4602 		len = strlen(version);
4603 	memcpy(str + 4, version, len);
4604 
4605 	mcp->mb[0] = MBC_SET_RNID_PARAMS;
4606 	mcp->mb[1] = RNID_TYPE_SET_VERSION << 8 | dwlen;
4607 	mcp->mb[2] = MSW(LSD(str_dma));
4608 	mcp->mb[3] = LSW(LSD(str_dma));
4609 	mcp->mb[6] = MSW(MSD(str_dma));
4610 	mcp->mb[7] = LSW(MSD(str_dma));
4611 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
4612 	mcp->in_mb = MBX_1|MBX_0;
4613 	mcp->tov = MBX_TOV_SECONDS;
4614 	mcp->flags = 0;
4615 	rval = qla2x00_mailbox_command(vha, mcp);
4616 
4617 	if (rval != QLA_SUCCESS) {
4618 		ql_dbg(ql_dbg_mbx, vha, 0x1180,
4619 		    "Failed=%x mb[0]=%x,%x.\n", rval, mcp->mb[0], mcp->mb[1]);
4620 	} else {
4621 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1181,
4622 		    "Done %s.\n", __func__);
4623 	}
4624 
4625 	dma_pool_free(ha->s_dma_pool, str, str_dma);
4626 
4627 	return rval;
4628 }
4629 
4630 int
4631 qla24xx_get_port_login_templ(scsi_qla_host_t *vha, dma_addr_t buf_dma,
4632 			     void *buf, uint16_t bufsiz)
4633 {
4634 	int rval, i;
4635 	mbx_cmd_t mc;
4636 	mbx_cmd_t *mcp = &mc;
4637 	uint32_t	*bp;
4638 
4639 	if (!IS_FWI2_CAPABLE(vha->hw))
4640 		return QLA_FUNCTION_FAILED;
4641 
4642 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1159,
4643 	    "Entered %s.\n", __func__);
4644 
4645 	mcp->mb[0] = MBC_GET_RNID_PARAMS;
4646 	mcp->mb[1] = RNID_TYPE_PORT_LOGIN << 8;
4647 	mcp->mb[2] = MSW(buf_dma);
4648 	mcp->mb[3] = LSW(buf_dma);
4649 	mcp->mb[6] = MSW(MSD(buf_dma));
4650 	mcp->mb[7] = LSW(MSD(buf_dma));
4651 	mcp->mb[8] = bufsiz/4;
4652 	mcp->out_mb = MBX_8|MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
4653 	mcp->in_mb = MBX_1|MBX_0;
4654 	mcp->tov = MBX_TOV_SECONDS;
4655 	mcp->flags = 0;
4656 	rval = qla2x00_mailbox_command(vha, mcp);
4657 
4658 	if (rval != QLA_SUCCESS) {
4659 		ql_dbg(ql_dbg_mbx, vha, 0x115a,
4660 		    "Failed=%x mb[0]=%x,%x.\n", rval, mcp->mb[0], mcp->mb[1]);
4661 	} else {
4662 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x115b,
4663 		    "Done %s.\n", __func__);
4664 		bp = (uint32_t *) buf;
4665 		for (i = 0; i < (bufsiz-4)/4; i++, bp++)
4666 			*bp = cpu_to_be32(*bp);
4667 	}
4668 
4669 	return rval;
4670 }
4671 
4672 static int
4673 qla2x00_read_asic_temperature(scsi_qla_host_t *vha, uint16_t *temp)
4674 {
4675 	int rval;
4676 	mbx_cmd_t mc;
4677 	mbx_cmd_t *mcp = &mc;
4678 
4679 	if (!IS_FWI2_CAPABLE(vha->hw))
4680 		return QLA_FUNCTION_FAILED;
4681 
4682 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1159,
4683 	    "Entered %s.\n", __func__);
4684 
4685 	mcp->mb[0] = MBC_GET_RNID_PARAMS;
4686 	mcp->mb[1] = RNID_TYPE_ASIC_TEMP << 8;
4687 	mcp->out_mb = MBX_1|MBX_0;
4688 	mcp->in_mb = MBX_1|MBX_0;
4689 	mcp->tov = MBX_TOV_SECONDS;
4690 	mcp->flags = 0;
4691 	rval = qla2x00_mailbox_command(vha, mcp);
4692 	*temp = mcp->mb[1];
4693 
4694 	if (rval != QLA_SUCCESS) {
4695 		ql_dbg(ql_dbg_mbx, vha, 0x115a,
4696 		    "Failed=%x mb[0]=%x,%x.\n", rval, mcp->mb[0], mcp->mb[1]);
4697 	} else {
4698 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x115b,
4699 		    "Done %s.\n", __func__);
4700 	}
4701 
4702 	return rval;
4703 }
4704 
4705 int
4706 qla2x00_read_sfp(scsi_qla_host_t *vha, dma_addr_t sfp_dma, uint8_t *sfp,
4707 	uint16_t dev, uint16_t off, uint16_t len, uint16_t opt)
4708 {
4709 	int rval;
4710 	mbx_cmd_t mc;
4711 	mbx_cmd_t *mcp = &mc;
4712 	struct qla_hw_data *ha = vha->hw;
4713 
4714 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e8,
4715 	    "Entered %s.\n", __func__);
4716 
4717 	if (!IS_FWI2_CAPABLE(ha))
4718 		return QLA_FUNCTION_FAILED;
4719 
4720 	if (len == 1)
4721 		opt |= BIT_0;
4722 
4723 	mcp->mb[0] = MBC_READ_SFP;
4724 	mcp->mb[1] = dev;
4725 	mcp->mb[2] = MSW(sfp_dma);
4726 	mcp->mb[3] = LSW(sfp_dma);
4727 	mcp->mb[6] = MSW(MSD(sfp_dma));
4728 	mcp->mb[7] = LSW(MSD(sfp_dma));
4729 	mcp->mb[8] = len;
4730 	mcp->mb[9] = off;
4731 	mcp->mb[10] = opt;
4732 	mcp->out_mb = MBX_10|MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
4733 	mcp->in_mb = MBX_1|MBX_0;
4734 	mcp->tov = MBX_TOV_SECONDS;
4735 	mcp->flags = 0;
4736 	rval = qla2x00_mailbox_command(vha, mcp);
4737 
4738 	if (opt & BIT_0)
4739 		*sfp = mcp->mb[1];
4740 
4741 	if (rval != QLA_SUCCESS) {
4742 		ql_dbg(ql_dbg_mbx, vha, 0x10e9,
4743 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
4744 		if (mcp->mb[0] == MBS_COMMAND_ERROR &&
4745 		    mcp->mb[1] == 0x22)
4746 			/* sfp is not there */
4747 			rval = QLA_INTERFACE_ERROR;
4748 	} else {
4749 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ea,
4750 		    "Done %s.\n", __func__);
4751 	}
4752 
4753 	return rval;
4754 }
4755 
4756 int
4757 qla2x00_write_sfp(scsi_qla_host_t *vha, dma_addr_t sfp_dma, uint8_t *sfp,
4758 	uint16_t dev, uint16_t off, uint16_t len, uint16_t opt)
4759 {
4760 	int rval;
4761 	mbx_cmd_t mc;
4762 	mbx_cmd_t *mcp = &mc;
4763 	struct qla_hw_data *ha = vha->hw;
4764 
4765 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10eb,
4766 	    "Entered %s.\n", __func__);
4767 
4768 	if (!IS_FWI2_CAPABLE(ha))
4769 		return QLA_FUNCTION_FAILED;
4770 
4771 	if (len == 1)
4772 		opt |= BIT_0;
4773 
4774 	if (opt & BIT_0)
4775 		len = *sfp;
4776 
4777 	mcp->mb[0] = MBC_WRITE_SFP;
4778 	mcp->mb[1] = dev;
4779 	mcp->mb[2] = MSW(sfp_dma);
4780 	mcp->mb[3] = LSW(sfp_dma);
4781 	mcp->mb[6] = MSW(MSD(sfp_dma));
4782 	mcp->mb[7] = LSW(MSD(sfp_dma));
4783 	mcp->mb[8] = len;
4784 	mcp->mb[9] = off;
4785 	mcp->mb[10] = opt;
4786 	mcp->out_mb = MBX_10|MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
4787 	mcp->in_mb = MBX_1|MBX_0;
4788 	mcp->tov = MBX_TOV_SECONDS;
4789 	mcp->flags = 0;
4790 	rval = qla2x00_mailbox_command(vha, mcp);
4791 
4792 	if (rval != QLA_SUCCESS) {
4793 		ql_dbg(ql_dbg_mbx, vha, 0x10ec,
4794 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
4795 	} else {
4796 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ed,
4797 		    "Done %s.\n", __func__);
4798 	}
4799 
4800 	return rval;
4801 }
4802 
4803 int
4804 qla2x00_get_xgmac_stats(scsi_qla_host_t *vha, dma_addr_t stats_dma,
4805     uint16_t size_in_bytes, uint16_t *actual_size)
4806 {
4807 	int rval;
4808 	mbx_cmd_t mc;
4809 	mbx_cmd_t *mcp = &mc;
4810 
4811 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ee,
4812 	    "Entered %s.\n", __func__);
4813 
4814 	if (!IS_CNA_CAPABLE(vha->hw))
4815 		return QLA_FUNCTION_FAILED;
4816 
4817 	mcp->mb[0] = MBC_GET_XGMAC_STATS;
4818 	mcp->mb[2] = MSW(stats_dma);
4819 	mcp->mb[3] = LSW(stats_dma);
4820 	mcp->mb[6] = MSW(MSD(stats_dma));
4821 	mcp->mb[7] = LSW(MSD(stats_dma));
4822 	mcp->mb[8] = size_in_bytes >> 2;
4823 	mcp->out_mb = MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
4824 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
4825 	mcp->tov = MBX_TOV_SECONDS;
4826 	mcp->flags = 0;
4827 	rval = qla2x00_mailbox_command(vha, mcp);
4828 
4829 	if (rval != QLA_SUCCESS) {
4830 		ql_dbg(ql_dbg_mbx, vha, 0x10ef,
4831 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x.\n",
4832 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2]);
4833 	} else {
4834 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f0,
4835 		    "Done %s.\n", __func__);
4836 
4837 
4838 		*actual_size = mcp->mb[2] << 2;
4839 	}
4840 
4841 	return rval;
4842 }
4843 
4844 int
4845 qla2x00_get_dcbx_params(scsi_qla_host_t *vha, dma_addr_t tlv_dma,
4846     uint16_t size)
4847 {
4848 	int rval;
4849 	mbx_cmd_t mc;
4850 	mbx_cmd_t *mcp = &mc;
4851 
4852 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f1,
4853 	    "Entered %s.\n", __func__);
4854 
4855 	if (!IS_CNA_CAPABLE(vha->hw))
4856 		return QLA_FUNCTION_FAILED;
4857 
4858 	mcp->mb[0] = MBC_GET_DCBX_PARAMS;
4859 	mcp->mb[1] = 0;
4860 	mcp->mb[2] = MSW(tlv_dma);
4861 	mcp->mb[3] = LSW(tlv_dma);
4862 	mcp->mb[6] = MSW(MSD(tlv_dma));
4863 	mcp->mb[7] = LSW(MSD(tlv_dma));
4864 	mcp->mb[8] = size;
4865 	mcp->out_mb = MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
4866 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
4867 	mcp->tov = MBX_TOV_SECONDS;
4868 	mcp->flags = 0;
4869 	rval = qla2x00_mailbox_command(vha, mcp);
4870 
4871 	if (rval != QLA_SUCCESS) {
4872 		ql_dbg(ql_dbg_mbx, vha, 0x10f2,
4873 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x.\n",
4874 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2]);
4875 	} else {
4876 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f3,
4877 		    "Done %s.\n", __func__);
4878 	}
4879 
4880 	return rval;
4881 }
4882 
4883 int
4884 qla2x00_read_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t *data)
4885 {
4886 	int rval;
4887 	mbx_cmd_t mc;
4888 	mbx_cmd_t *mcp = &mc;
4889 
4890 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f4,
4891 	    "Entered %s.\n", __func__);
4892 
4893 	if (!IS_FWI2_CAPABLE(vha->hw))
4894 		return QLA_FUNCTION_FAILED;
4895 
4896 	mcp->mb[0] = MBC_READ_RAM_EXTENDED;
4897 	mcp->mb[1] = LSW(risc_addr);
4898 	mcp->mb[8] = MSW(risc_addr);
4899 	mcp->out_mb = MBX_8|MBX_1|MBX_0;
4900 	mcp->in_mb = MBX_3|MBX_2|MBX_0;
4901 	mcp->tov = 30;
4902 	mcp->flags = 0;
4903 	rval = qla2x00_mailbox_command(vha, mcp);
4904 	if (rval != QLA_SUCCESS) {
4905 		ql_dbg(ql_dbg_mbx, vha, 0x10f5,
4906 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
4907 	} else {
4908 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f6,
4909 		    "Done %s.\n", __func__);
4910 		*data = mcp->mb[3] << 16 | mcp->mb[2];
4911 	}
4912 
4913 	return rval;
4914 }
4915 
4916 int
4917 qla2x00_loopback_test(scsi_qla_host_t *vha, struct msg_echo_lb *mreq,
4918 	uint16_t *mresp)
4919 {
4920 	int rval;
4921 	mbx_cmd_t mc;
4922 	mbx_cmd_t *mcp = &mc;
4923 
4924 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f7,
4925 	    "Entered %s.\n", __func__);
4926 
4927 	memset(mcp->mb, 0 , sizeof(mcp->mb));
4928 	mcp->mb[0] = MBC_DIAGNOSTIC_LOOP_BACK;
4929 	mcp->mb[1] = mreq->options | BIT_6;	// BIT_6 specifies 64 bit addressing
4930 
4931 	/* transfer count */
4932 	mcp->mb[10] = LSW(mreq->transfer_size);
4933 	mcp->mb[11] = MSW(mreq->transfer_size);
4934 
4935 	/* send data address */
4936 	mcp->mb[14] = LSW(mreq->send_dma);
4937 	mcp->mb[15] = MSW(mreq->send_dma);
4938 	mcp->mb[20] = LSW(MSD(mreq->send_dma));
4939 	mcp->mb[21] = MSW(MSD(mreq->send_dma));
4940 
4941 	/* receive data address */
4942 	mcp->mb[16] = LSW(mreq->rcv_dma);
4943 	mcp->mb[17] = MSW(mreq->rcv_dma);
4944 	mcp->mb[6] = LSW(MSD(mreq->rcv_dma));
4945 	mcp->mb[7] = MSW(MSD(mreq->rcv_dma));
4946 
4947 	/* Iteration count */
4948 	mcp->mb[18] = LSW(mreq->iteration_count);
4949 	mcp->mb[19] = MSW(mreq->iteration_count);
4950 
4951 	mcp->out_mb = MBX_21|MBX_20|MBX_19|MBX_18|MBX_17|MBX_16|MBX_15|
4952 	    MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_7|MBX_6|MBX_1|MBX_0;
4953 	if (IS_CNA_CAPABLE(vha->hw))
4954 		mcp->out_mb |= MBX_2;
4955 	mcp->in_mb = MBX_19|MBX_18|MBX_3|MBX_2|MBX_1|MBX_0;
4956 
4957 	mcp->buf_size = mreq->transfer_size;
4958 	mcp->tov = MBX_TOV_SECONDS;
4959 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
4960 
4961 	rval = qla2x00_mailbox_command(vha, mcp);
4962 
4963 	if (rval != QLA_SUCCESS) {
4964 		ql_dbg(ql_dbg_mbx, vha, 0x10f8,
4965 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x mb[3]=%x mb[18]=%x "
4966 		    "mb[19]=%x.\n", rval, mcp->mb[0], mcp->mb[1], mcp->mb[2],
4967 		    mcp->mb[3], mcp->mb[18], mcp->mb[19]);
4968 	} else {
4969 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f9,
4970 		    "Done %s.\n", __func__);
4971 	}
4972 
4973 	/* Copy mailbox information */
4974 	memcpy( mresp, mcp->mb, 64);
4975 	return rval;
4976 }
4977 
4978 int
4979 qla2x00_echo_test(scsi_qla_host_t *vha, struct msg_echo_lb *mreq,
4980 	uint16_t *mresp)
4981 {
4982 	int rval;
4983 	mbx_cmd_t mc;
4984 	mbx_cmd_t *mcp = &mc;
4985 	struct qla_hw_data *ha = vha->hw;
4986 
4987 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10fa,
4988 	    "Entered %s.\n", __func__);
4989 
4990 	memset(mcp->mb, 0 , sizeof(mcp->mb));
4991 	mcp->mb[0] = MBC_DIAGNOSTIC_ECHO;
4992 	/* BIT_6 specifies 64bit address */
4993 	mcp->mb[1] = mreq->options | BIT_15 | BIT_6;
4994 	if (IS_CNA_CAPABLE(ha)) {
4995 		mcp->mb[2] = vha->fcoe_fcf_idx;
4996 	}
4997 	mcp->mb[16] = LSW(mreq->rcv_dma);
4998 	mcp->mb[17] = MSW(mreq->rcv_dma);
4999 	mcp->mb[6] = LSW(MSD(mreq->rcv_dma));
5000 	mcp->mb[7] = MSW(MSD(mreq->rcv_dma));
5001 
5002 	mcp->mb[10] = LSW(mreq->transfer_size);
5003 
5004 	mcp->mb[14] = LSW(mreq->send_dma);
5005 	mcp->mb[15] = MSW(mreq->send_dma);
5006 	mcp->mb[20] = LSW(MSD(mreq->send_dma));
5007 	mcp->mb[21] = MSW(MSD(mreq->send_dma));
5008 
5009 	mcp->out_mb = MBX_21|MBX_20|MBX_17|MBX_16|MBX_15|
5010 	    MBX_14|MBX_10|MBX_7|MBX_6|MBX_1|MBX_0;
5011 	if (IS_CNA_CAPABLE(ha))
5012 		mcp->out_mb |= MBX_2;
5013 
5014 	mcp->in_mb = MBX_0;
5015 	if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha) ||
5016 	    IS_CNA_CAPABLE(ha) || IS_QLA2031(ha))
5017 		mcp->in_mb |= MBX_1;
5018 	if (IS_CNA_CAPABLE(ha) || IS_QLA2031(ha))
5019 		mcp->in_mb |= MBX_3;
5020 
5021 	mcp->tov = MBX_TOV_SECONDS;
5022 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
5023 	mcp->buf_size = mreq->transfer_size;
5024 
5025 	rval = qla2x00_mailbox_command(vha, mcp);
5026 
5027 	if (rval != QLA_SUCCESS) {
5028 		ql_dbg(ql_dbg_mbx, vha, 0x10fb,
5029 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
5030 		    rval, mcp->mb[0], mcp->mb[1]);
5031 	} else {
5032 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10fc,
5033 		    "Done %s.\n", __func__);
5034 	}
5035 
5036 	/* Copy mailbox information */
5037 	memcpy(mresp, mcp->mb, 64);
5038 	return rval;
5039 }
5040 
5041 int
5042 qla84xx_reset_chip(scsi_qla_host_t *vha, uint16_t enable_diagnostic)
5043 {
5044 	int rval;
5045 	mbx_cmd_t mc;
5046 	mbx_cmd_t *mcp = &mc;
5047 
5048 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10fd,
5049 	    "Entered %s enable_diag=%d.\n", __func__, enable_diagnostic);
5050 
5051 	mcp->mb[0] = MBC_ISP84XX_RESET;
5052 	mcp->mb[1] = enable_diagnostic;
5053 	mcp->out_mb = MBX_1|MBX_0;
5054 	mcp->in_mb = MBX_1|MBX_0;
5055 	mcp->tov = MBX_TOV_SECONDS;
5056 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
5057 	rval = qla2x00_mailbox_command(vha, mcp);
5058 
5059 	if (rval != QLA_SUCCESS)
5060 		ql_dbg(ql_dbg_mbx, vha, 0x10fe, "Failed=%x.\n", rval);
5061 	else
5062 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ff,
5063 		    "Done %s.\n", __func__);
5064 
5065 	return rval;
5066 }
5067 
5068 int
5069 qla2x00_write_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t data)
5070 {
5071 	int rval;
5072 	mbx_cmd_t mc;
5073 	mbx_cmd_t *mcp = &mc;
5074 
5075 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1100,
5076 	    "Entered %s.\n", __func__);
5077 
5078 	if (!IS_FWI2_CAPABLE(vha->hw))
5079 		return QLA_FUNCTION_FAILED;
5080 
5081 	mcp->mb[0] = MBC_WRITE_RAM_WORD_EXTENDED;
5082 	mcp->mb[1] = LSW(risc_addr);
5083 	mcp->mb[2] = LSW(data);
5084 	mcp->mb[3] = MSW(data);
5085 	mcp->mb[8] = MSW(risc_addr);
5086 	mcp->out_mb = MBX_8|MBX_3|MBX_2|MBX_1|MBX_0;
5087 	mcp->in_mb = MBX_0;
5088 	mcp->tov = 30;
5089 	mcp->flags = 0;
5090 	rval = qla2x00_mailbox_command(vha, mcp);
5091 	if (rval != QLA_SUCCESS) {
5092 		ql_dbg(ql_dbg_mbx, vha, 0x1101,
5093 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5094 	} else {
5095 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1102,
5096 		    "Done %s.\n", __func__);
5097 	}
5098 
5099 	return rval;
5100 }
5101 
5102 int
5103 qla81xx_write_mpi_register(scsi_qla_host_t *vha, uint16_t *mb)
5104 {
5105 	int rval;
5106 	uint32_t stat, timer;
5107 	uint16_t mb0 = 0;
5108 	struct qla_hw_data *ha = vha->hw;
5109 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
5110 
5111 	rval = QLA_SUCCESS;
5112 
5113 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1103,
5114 	    "Entered %s.\n", __func__);
5115 
5116 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
5117 
5118 	/* Write the MBC data to the registers */
5119 	WRT_REG_WORD(&reg->mailbox0, MBC_WRITE_MPI_REGISTER);
5120 	WRT_REG_WORD(&reg->mailbox1, mb[0]);
5121 	WRT_REG_WORD(&reg->mailbox2, mb[1]);
5122 	WRT_REG_WORD(&reg->mailbox3, mb[2]);
5123 	WRT_REG_WORD(&reg->mailbox4, mb[3]);
5124 
5125 	WRT_REG_DWORD(&reg->hccr, HCCRX_SET_HOST_INT);
5126 
5127 	/* Poll for MBC interrupt */
5128 	for (timer = 6000000; timer; timer--) {
5129 		/* Check for pending interrupts. */
5130 		stat = RD_REG_DWORD(&reg->host_status);
5131 		if (stat & HSRX_RISC_INT) {
5132 			stat &= 0xff;
5133 
5134 			if (stat == 0x1 || stat == 0x2 ||
5135 			    stat == 0x10 || stat == 0x11) {
5136 				set_bit(MBX_INTERRUPT,
5137 				    &ha->mbx_cmd_flags);
5138 				mb0 = RD_REG_WORD(&reg->mailbox0);
5139 				WRT_REG_DWORD(&reg->hccr,
5140 				    HCCRX_CLR_RISC_INT);
5141 				RD_REG_DWORD(&reg->hccr);
5142 				break;
5143 			}
5144 		}
5145 		udelay(5);
5146 	}
5147 
5148 	if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags))
5149 		rval = mb0 & MBS_MASK;
5150 	else
5151 		rval = QLA_FUNCTION_FAILED;
5152 
5153 	if (rval != QLA_SUCCESS) {
5154 		ql_dbg(ql_dbg_mbx, vha, 0x1104,
5155 		    "Failed=%x mb[0]=%x.\n", rval, mb[0]);
5156 	} else {
5157 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1105,
5158 		    "Done %s.\n", __func__);
5159 	}
5160 
5161 	return rval;
5162 }
5163 
5164 int
5165 qla2x00_get_data_rate(scsi_qla_host_t *vha)
5166 {
5167 	int rval;
5168 	mbx_cmd_t mc;
5169 	mbx_cmd_t *mcp = &mc;
5170 	struct qla_hw_data *ha = vha->hw;
5171 
5172 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1106,
5173 	    "Entered %s.\n", __func__);
5174 
5175 	if (!IS_FWI2_CAPABLE(ha))
5176 		return QLA_FUNCTION_FAILED;
5177 
5178 	mcp->mb[0] = MBC_DATA_RATE;
5179 	mcp->mb[1] = 0;
5180 	mcp->out_mb = MBX_1|MBX_0;
5181 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
5182 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha))
5183 		mcp->in_mb |= MBX_3;
5184 	mcp->tov = MBX_TOV_SECONDS;
5185 	mcp->flags = 0;
5186 	rval = qla2x00_mailbox_command(vha, mcp);
5187 	if (rval != QLA_SUCCESS) {
5188 		ql_dbg(ql_dbg_mbx, vha, 0x1107,
5189 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5190 	} else {
5191 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1108,
5192 		    "Done %s.\n", __func__);
5193 		if (mcp->mb[1] != 0x7)
5194 			ha->link_data_rate = mcp->mb[1];
5195 	}
5196 
5197 	return rval;
5198 }
5199 
5200 int
5201 qla81xx_get_port_config(scsi_qla_host_t *vha, uint16_t *mb)
5202 {
5203 	int rval;
5204 	mbx_cmd_t mc;
5205 	mbx_cmd_t *mcp = &mc;
5206 	struct qla_hw_data *ha = vha->hw;
5207 
5208 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1109,
5209 	    "Entered %s.\n", __func__);
5210 
5211 	if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) && !IS_QLA8044(ha) &&
5212 	    !IS_QLA27XX(ha))
5213 		return QLA_FUNCTION_FAILED;
5214 	mcp->mb[0] = MBC_GET_PORT_CONFIG;
5215 	mcp->out_mb = MBX_0;
5216 	mcp->in_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5217 	mcp->tov = MBX_TOV_SECONDS;
5218 	mcp->flags = 0;
5219 
5220 	rval = qla2x00_mailbox_command(vha, mcp);
5221 
5222 	if (rval != QLA_SUCCESS) {
5223 		ql_dbg(ql_dbg_mbx, vha, 0x110a,
5224 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5225 	} else {
5226 		/* Copy all bits to preserve original value */
5227 		memcpy(mb, &mcp->mb[1], sizeof(uint16_t) * 4);
5228 
5229 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x110b,
5230 		    "Done %s.\n", __func__);
5231 	}
5232 	return rval;
5233 }
5234 
5235 int
5236 qla81xx_set_port_config(scsi_qla_host_t *vha, uint16_t *mb)
5237 {
5238 	int rval;
5239 	mbx_cmd_t mc;
5240 	mbx_cmd_t *mcp = &mc;
5241 
5242 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x110c,
5243 	    "Entered %s.\n", __func__);
5244 
5245 	mcp->mb[0] = MBC_SET_PORT_CONFIG;
5246 	/* Copy all bits to preserve original setting */
5247 	memcpy(&mcp->mb[1], mb, sizeof(uint16_t) * 4);
5248 	mcp->out_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5249 	mcp->in_mb = MBX_0;
5250 	mcp->tov = MBX_TOV_SECONDS;
5251 	mcp->flags = 0;
5252 	rval = qla2x00_mailbox_command(vha, mcp);
5253 
5254 	if (rval != QLA_SUCCESS) {
5255 		ql_dbg(ql_dbg_mbx, vha, 0x110d,
5256 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5257 	} else
5258 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x110e,
5259 		    "Done %s.\n", __func__);
5260 
5261 	return rval;
5262 }
5263 
5264 
5265 int
5266 qla24xx_set_fcp_prio(scsi_qla_host_t *vha, uint16_t loop_id, uint16_t priority,
5267 		uint16_t *mb)
5268 {
5269 	int rval;
5270 	mbx_cmd_t mc;
5271 	mbx_cmd_t *mcp = &mc;
5272 	struct qla_hw_data *ha = vha->hw;
5273 
5274 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x110f,
5275 	    "Entered %s.\n", __func__);
5276 
5277 	if (!IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha))
5278 		return QLA_FUNCTION_FAILED;
5279 
5280 	mcp->mb[0] = MBC_PORT_PARAMS;
5281 	mcp->mb[1] = loop_id;
5282 	if (ha->flags.fcp_prio_enabled)
5283 		mcp->mb[2] = BIT_1;
5284 	else
5285 		mcp->mb[2] = BIT_2;
5286 	mcp->mb[4] = priority & 0xf;
5287 	mcp->mb[9] = vha->vp_idx;
5288 	mcp->out_mb = MBX_9|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5289 	mcp->in_mb = MBX_4|MBX_3|MBX_1|MBX_0;
5290 	mcp->tov = 30;
5291 	mcp->flags = 0;
5292 	rval = qla2x00_mailbox_command(vha, mcp);
5293 	if (mb != NULL) {
5294 		mb[0] = mcp->mb[0];
5295 		mb[1] = mcp->mb[1];
5296 		mb[3] = mcp->mb[3];
5297 		mb[4] = mcp->mb[4];
5298 	}
5299 
5300 	if (rval != QLA_SUCCESS) {
5301 		ql_dbg(ql_dbg_mbx, vha, 0x10cd, "Failed=%x.\n", rval);
5302 	} else {
5303 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10cc,
5304 		    "Done %s.\n", __func__);
5305 	}
5306 
5307 	return rval;
5308 }
5309 
5310 int
5311 qla2x00_get_thermal_temp(scsi_qla_host_t *vha, uint16_t *temp)
5312 {
5313 	int rval = QLA_FUNCTION_FAILED;
5314 	struct qla_hw_data *ha = vha->hw;
5315 	uint8_t byte;
5316 
5317 	if (!IS_FWI2_CAPABLE(ha) || IS_QLA24XX_TYPE(ha) || IS_QLA81XX(ha)) {
5318 		ql_dbg(ql_dbg_mbx, vha, 0x1150,
5319 		    "Thermal not supported by this card.\n");
5320 		return rval;
5321 	}
5322 
5323 	if (IS_QLA25XX(ha)) {
5324 		if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
5325 		    ha->pdev->subsystem_device == 0x0175) {
5326 			rval = qla2x00_read_sfp(vha, 0, &byte,
5327 			    0x98, 0x1, 1, BIT_13|BIT_0);
5328 			*temp = byte;
5329 			return rval;
5330 		}
5331 		if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_HP &&
5332 		    ha->pdev->subsystem_device == 0x338e) {
5333 			rval = qla2x00_read_sfp(vha, 0, &byte,
5334 			    0x98, 0x1, 1, BIT_15|BIT_14|BIT_0);
5335 			*temp = byte;
5336 			return rval;
5337 		}
5338 		ql_dbg(ql_dbg_mbx, vha, 0x10c9,
5339 		    "Thermal not supported by this card.\n");
5340 		return rval;
5341 	}
5342 
5343 	if (IS_QLA82XX(ha)) {
5344 		*temp = qla82xx_read_temperature(vha);
5345 		rval = QLA_SUCCESS;
5346 		return rval;
5347 	} else if (IS_QLA8044(ha)) {
5348 		*temp = qla8044_read_temperature(vha);
5349 		rval = QLA_SUCCESS;
5350 		return rval;
5351 	}
5352 
5353 	rval = qla2x00_read_asic_temperature(vha, temp);
5354 	return rval;
5355 }
5356 
5357 int
5358 qla82xx_mbx_intr_enable(scsi_qla_host_t *vha)
5359 {
5360 	int rval;
5361 	struct qla_hw_data *ha = vha->hw;
5362 	mbx_cmd_t mc;
5363 	mbx_cmd_t *mcp = &mc;
5364 
5365 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1017,
5366 	    "Entered %s.\n", __func__);
5367 
5368 	if (!IS_FWI2_CAPABLE(ha))
5369 		return QLA_FUNCTION_FAILED;
5370 
5371 	memset(mcp, 0, sizeof(mbx_cmd_t));
5372 	mcp->mb[0] = MBC_TOGGLE_INTERRUPT;
5373 	mcp->mb[1] = 1;
5374 
5375 	mcp->out_mb = MBX_1|MBX_0;
5376 	mcp->in_mb = MBX_0;
5377 	mcp->tov = 30;
5378 	mcp->flags = 0;
5379 
5380 	rval = qla2x00_mailbox_command(vha, mcp);
5381 	if (rval != QLA_SUCCESS) {
5382 		ql_dbg(ql_dbg_mbx, vha, 0x1016,
5383 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5384 	} else {
5385 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x100e,
5386 		    "Done %s.\n", __func__);
5387 	}
5388 
5389 	return rval;
5390 }
5391 
5392 int
5393 qla82xx_mbx_intr_disable(scsi_qla_host_t *vha)
5394 {
5395 	int rval;
5396 	struct qla_hw_data *ha = vha->hw;
5397 	mbx_cmd_t mc;
5398 	mbx_cmd_t *mcp = &mc;
5399 
5400 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x100d,
5401 	    "Entered %s.\n", __func__);
5402 
5403 	if (!IS_P3P_TYPE(ha))
5404 		return QLA_FUNCTION_FAILED;
5405 
5406 	memset(mcp, 0, sizeof(mbx_cmd_t));
5407 	mcp->mb[0] = MBC_TOGGLE_INTERRUPT;
5408 	mcp->mb[1] = 0;
5409 
5410 	mcp->out_mb = MBX_1|MBX_0;
5411 	mcp->in_mb = MBX_0;
5412 	mcp->tov = 30;
5413 	mcp->flags = 0;
5414 
5415 	rval = qla2x00_mailbox_command(vha, mcp);
5416 	if (rval != QLA_SUCCESS) {
5417 		ql_dbg(ql_dbg_mbx, vha, 0x100c,
5418 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5419 	} else {
5420 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x100b,
5421 		    "Done %s.\n", __func__);
5422 	}
5423 
5424 	return rval;
5425 }
5426 
5427 int
5428 qla82xx_md_get_template_size(scsi_qla_host_t *vha)
5429 {
5430 	struct qla_hw_data *ha = vha->hw;
5431 	mbx_cmd_t mc;
5432 	mbx_cmd_t *mcp = &mc;
5433 	int rval = QLA_FUNCTION_FAILED;
5434 
5435 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x111f,
5436 	    "Entered %s.\n", __func__);
5437 
5438 	memset(mcp->mb, 0 , sizeof(mcp->mb));
5439 	mcp->mb[0] = LSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
5440 	mcp->mb[1] = MSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
5441 	mcp->mb[2] = LSW(RQST_TMPLT_SIZE);
5442 	mcp->mb[3] = MSW(RQST_TMPLT_SIZE);
5443 
5444 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
5445 	mcp->in_mb = MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_9|MBX_8|
5446 	    MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5447 
5448 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
5449 	mcp->tov = MBX_TOV_SECONDS;
5450 	rval = qla2x00_mailbox_command(vha, mcp);
5451 
5452 	/* Always copy back return mailbox values. */
5453 	if (rval != QLA_SUCCESS) {
5454 		ql_dbg(ql_dbg_mbx, vha, 0x1120,
5455 		    "mailbox command FAILED=0x%x, subcode=%x.\n",
5456 		    (mcp->mb[1] << 16) | mcp->mb[0],
5457 		    (mcp->mb[3] << 16) | mcp->mb[2]);
5458 	} else {
5459 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1121,
5460 		    "Done %s.\n", __func__);
5461 		ha->md_template_size = ((mcp->mb[3] << 16) | mcp->mb[2]);
5462 		if (!ha->md_template_size) {
5463 			ql_dbg(ql_dbg_mbx, vha, 0x1122,
5464 			    "Null template size obtained.\n");
5465 			rval = QLA_FUNCTION_FAILED;
5466 		}
5467 	}
5468 	return rval;
5469 }
5470 
5471 int
5472 qla82xx_md_get_template(scsi_qla_host_t *vha)
5473 {
5474 	struct qla_hw_data *ha = vha->hw;
5475 	mbx_cmd_t mc;
5476 	mbx_cmd_t *mcp = &mc;
5477 	int rval = QLA_FUNCTION_FAILED;
5478 
5479 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1123,
5480 	    "Entered %s.\n", __func__);
5481 
5482 	ha->md_tmplt_hdr = dma_alloc_coherent(&ha->pdev->dev,
5483 	   ha->md_template_size, &ha->md_tmplt_hdr_dma, GFP_KERNEL);
5484 	if (!ha->md_tmplt_hdr) {
5485 		ql_log(ql_log_warn, vha, 0x1124,
5486 		    "Unable to allocate memory for Minidump template.\n");
5487 		return rval;
5488 	}
5489 
5490 	memset(mcp->mb, 0 , sizeof(mcp->mb));
5491 	mcp->mb[0] = LSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
5492 	mcp->mb[1] = MSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
5493 	mcp->mb[2] = LSW(RQST_TMPLT);
5494 	mcp->mb[3] = MSW(RQST_TMPLT);
5495 	mcp->mb[4] = LSW(LSD(ha->md_tmplt_hdr_dma));
5496 	mcp->mb[5] = MSW(LSD(ha->md_tmplt_hdr_dma));
5497 	mcp->mb[6] = LSW(MSD(ha->md_tmplt_hdr_dma));
5498 	mcp->mb[7] = MSW(MSD(ha->md_tmplt_hdr_dma));
5499 	mcp->mb[8] = LSW(ha->md_template_size);
5500 	mcp->mb[9] = MSW(ha->md_template_size);
5501 
5502 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
5503 	mcp->tov = MBX_TOV_SECONDS;
5504 	mcp->out_mb = MBX_11|MBX_10|MBX_9|MBX_8|
5505 	    MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5506 	mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
5507 	rval = qla2x00_mailbox_command(vha, mcp);
5508 
5509 	if (rval != QLA_SUCCESS) {
5510 		ql_dbg(ql_dbg_mbx, vha, 0x1125,
5511 		    "mailbox command FAILED=0x%x, subcode=%x.\n",
5512 		    ((mcp->mb[1] << 16) | mcp->mb[0]),
5513 		    ((mcp->mb[3] << 16) | mcp->mb[2]));
5514 	} else
5515 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1126,
5516 		    "Done %s.\n", __func__);
5517 	return rval;
5518 }
5519 
5520 int
5521 qla8044_md_get_template(scsi_qla_host_t *vha)
5522 {
5523 	struct qla_hw_data *ha = vha->hw;
5524 	mbx_cmd_t mc;
5525 	mbx_cmd_t *mcp = &mc;
5526 	int rval = QLA_FUNCTION_FAILED;
5527 	int offset = 0, size = MINIDUMP_SIZE_36K;
5528 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0xb11f,
5529 	    "Entered %s.\n", __func__);
5530 
5531 	ha->md_tmplt_hdr = dma_alloc_coherent(&ha->pdev->dev,
5532 	   ha->md_template_size, &ha->md_tmplt_hdr_dma, GFP_KERNEL);
5533 	if (!ha->md_tmplt_hdr) {
5534 		ql_log(ql_log_warn, vha, 0xb11b,
5535 		    "Unable to allocate memory for Minidump template.\n");
5536 		return rval;
5537 	}
5538 
5539 	memset(mcp->mb, 0 , sizeof(mcp->mb));
5540 	while (offset < ha->md_template_size) {
5541 		mcp->mb[0] = LSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
5542 		mcp->mb[1] = MSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
5543 		mcp->mb[2] = LSW(RQST_TMPLT);
5544 		mcp->mb[3] = MSW(RQST_TMPLT);
5545 		mcp->mb[4] = LSW(LSD(ha->md_tmplt_hdr_dma + offset));
5546 		mcp->mb[5] = MSW(LSD(ha->md_tmplt_hdr_dma + offset));
5547 		mcp->mb[6] = LSW(MSD(ha->md_tmplt_hdr_dma + offset));
5548 		mcp->mb[7] = MSW(MSD(ha->md_tmplt_hdr_dma + offset));
5549 		mcp->mb[8] = LSW(size);
5550 		mcp->mb[9] = MSW(size);
5551 		mcp->mb[10] = offset & 0x0000FFFF;
5552 		mcp->mb[11] = offset & 0xFFFF0000;
5553 		mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
5554 		mcp->tov = MBX_TOV_SECONDS;
5555 		mcp->out_mb = MBX_11|MBX_10|MBX_9|MBX_8|
5556 			MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5557 		mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
5558 		rval = qla2x00_mailbox_command(vha, mcp);
5559 
5560 		if (rval != QLA_SUCCESS) {
5561 			ql_dbg(ql_dbg_mbx, vha, 0xb11c,
5562 				"mailbox command FAILED=0x%x, subcode=%x.\n",
5563 				((mcp->mb[1] << 16) | mcp->mb[0]),
5564 				((mcp->mb[3] << 16) | mcp->mb[2]));
5565 			return rval;
5566 		} else
5567 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0xb11d,
5568 				"Done %s.\n", __func__);
5569 		offset = offset + size;
5570 	}
5571 	return rval;
5572 }
5573 
5574 int
5575 qla81xx_set_led_config(scsi_qla_host_t *vha, uint16_t *led_cfg)
5576 {
5577 	int rval;
5578 	struct qla_hw_data *ha = vha->hw;
5579 	mbx_cmd_t mc;
5580 	mbx_cmd_t *mcp = &mc;
5581 
5582 	if (!IS_QLA81XX(ha) && !IS_QLA8031(ha))
5583 		return QLA_FUNCTION_FAILED;
5584 
5585 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1133,
5586 	    "Entered %s.\n", __func__);
5587 
5588 	memset(mcp, 0, sizeof(mbx_cmd_t));
5589 	mcp->mb[0] = MBC_SET_LED_CONFIG;
5590 	mcp->mb[1] = led_cfg[0];
5591 	mcp->mb[2] = led_cfg[1];
5592 	if (IS_QLA8031(ha)) {
5593 		mcp->mb[3] = led_cfg[2];
5594 		mcp->mb[4] = led_cfg[3];
5595 		mcp->mb[5] = led_cfg[4];
5596 		mcp->mb[6] = led_cfg[5];
5597 	}
5598 
5599 	mcp->out_mb = MBX_2|MBX_1|MBX_0;
5600 	if (IS_QLA8031(ha))
5601 		mcp->out_mb |= MBX_6|MBX_5|MBX_4|MBX_3;
5602 	mcp->in_mb = MBX_0;
5603 	mcp->tov = 30;
5604 	mcp->flags = 0;
5605 
5606 	rval = qla2x00_mailbox_command(vha, mcp);
5607 	if (rval != QLA_SUCCESS) {
5608 		ql_dbg(ql_dbg_mbx, vha, 0x1134,
5609 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5610 	} else {
5611 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1135,
5612 		    "Done %s.\n", __func__);
5613 	}
5614 
5615 	return rval;
5616 }
5617 
5618 int
5619 qla81xx_get_led_config(scsi_qla_host_t *vha, uint16_t *led_cfg)
5620 {
5621 	int rval;
5622 	struct qla_hw_data *ha = vha->hw;
5623 	mbx_cmd_t mc;
5624 	mbx_cmd_t *mcp = &mc;
5625 
5626 	if (!IS_QLA81XX(ha) && !IS_QLA8031(ha))
5627 		return QLA_FUNCTION_FAILED;
5628 
5629 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1136,
5630 	    "Entered %s.\n", __func__);
5631 
5632 	memset(mcp, 0, sizeof(mbx_cmd_t));
5633 	mcp->mb[0] = MBC_GET_LED_CONFIG;
5634 
5635 	mcp->out_mb = MBX_0;
5636 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
5637 	if (IS_QLA8031(ha))
5638 		mcp->in_mb |= MBX_6|MBX_5|MBX_4|MBX_3;
5639 	mcp->tov = 30;
5640 	mcp->flags = 0;
5641 
5642 	rval = qla2x00_mailbox_command(vha, mcp);
5643 	if (rval != QLA_SUCCESS) {
5644 		ql_dbg(ql_dbg_mbx, vha, 0x1137,
5645 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5646 	} else {
5647 		led_cfg[0] = mcp->mb[1];
5648 		led_cfg[1] = mcp->mb[2];
5649 		if (IS_QLA8031(ha)) {
5650 			led_cfg[2] = mcp->mb[3];
5651 			led_cfg[3] = mcp->mb[4];
5652 			led_cfg[4] = mcp->mb[5];
5653 			led_cfg[5] = mcp->mb[6];
5654 		}
5655 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1138,
5656 		    "Done %s.\n", __func__);
5657 	}
5658 
5659 	return rval;
5660 }
5661 
5662 int
5663 qla82xx_mbx_beacon_ctl(scsi_qla_host_t *vha, int enable)
5664 {
5665 	int rval;
5666 	struct qla_hw_data *ha = vha->hw;
5667 	mbx_cmd_t mc;
5668 	mbx_cmd_t *mcp = &mc;
5669 
5670 	if (!IS_P3P_TYPE(ha))
5671 		return QLA_FUNCTION_FAILED;
5672 
5673 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1127,
5674 		"Entered %s.\n", __func__);
5675 
5676 	memset(mcp, 0, sizeof(mbx_cmd_t));
5677 	mcp->mb[0] = MBC_SET_LED_CONFIG;
5678 	if (enable)
5679 		mcp->mb[7] = 0xE;
5680 	else
5681 		mcp->mb[7] = 0xD;
5682 
5683 	mcp->out_mb = MBX_7|MBX_0;
5684 	mcp->in_mb = MBX_0;
5685 	mcp->tov = MBX_TOV_SECONDS;
5686 	mcp->flags = 0;
5687 
5688 	rval = qla2x00_mailbox_command(vha, mcp);
5689 	if (rval != QLA_SUCCESS) {
5690 		ql_dbg(ql_dbg_mbx, vha, 0x1128,
5691 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5692 	} else {
5693 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1129,
5694 		    "Done %s.\n", __func__);
5695 	}
5696 
5697 	return rval;
5698 }
5699 
5700 int
5701 qla83xx_wr_reg(scsi_qla_host_t *vha, uint32_t reg, uint32_t data)
5702 {
5703 	int rval;
5704 	struct qla_hw_data *ha = vha->hw;
5705 	mbx_cmd_t mc;
5706 	mbx_cmd_t *mcp = &mc;
5707 
5708 	if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha))
5709 		return QLA_FUNCTION_FAILED;
5710 
5711 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1130,
5712 	    "Entered %s.\n", __func__);
5713 
5714 	mcp->mb[0] = MBC_WRITE_REMOTE_REG;
5715 	mcp->mb[1] = LSW(reg);
5716 	mcp->mb[2] = MSW(reg);
5717 	mcp->mb[3] = LSW(data);
5718 	mcp->mb[4] = MSW(data);
5719 	mcp->out_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5720 
5721 	mcp->in_mb = MBX_1|MBX_0;
5722 	mcp->tov = MBX_TOV_SECONDS;
5723 	mcp->flags = 0;
5724 	rval = qla2x00_mailbox_command(vha, mcp);
5725 
5726 	if (rval != QLA_SUCCESS) {
5727 		ql_dbg(ql_dbg_mbx, vha, 0x1131,
5728 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5729 	} else {
5730 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1132,
5731 		    "Done %s.\n", __func__);
5732 	}
5733 
5734 	return rval;
5735 }
5736 
5737 int
5738 qla2x00_port_logout(scsi_qla_host_t *vha, struct fc_port *fcport)
5739 {
5740 	int rval;
5741 	struct qla_hw_data *ha = vha->hw;
5742 	mbx_cmd_t mc;
5743 	mbx_cmd_t *mcp = &mc;
5744 
5745 	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
5746 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x113b,
5747 		    "Implicit LOGO Unsupported.\n");
5748 		return QLA_FUNCTION_FAILED;
5749 	}
5750 
5751 
5752 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x113c,
5753 	    "Entering %s.\n",  __func__);
5754 
5755 	/* Perform Implicit LOGO. */
5756 	mcp->mb[0] = MBC_PORT_LOGOUT;
5757 	mcp->mb[1] = fcport->loop_id;
5758 	mcp->mb[10] = BIT_15;
5759 	mcp->out_mb = MBX_10|MBX_1|MBX_0;
5760 	mcp->in_mb = MBX_0;
5761 	mcp->tov = MBX_TOV_SECONDS;
5762 	mcp->flags = 0;
5763 	rval = qla2x00_mailbox_command(vha, mcp);
5764 	if (rval != QLA_SUCCESS)
5765 		ql_dbg(ql_dbg_mbx, vha, 0x113d,
5766 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5767 	else
5768 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x113e,
5769 		    "Done %s.\n", __func__);
5770 
5771 	return rval;
5772 }
5773 
5774 int
5775 qla83xx_rd_reg(scsi_qla_host_t *vha, uint32_t reg, uint32_t *data)
5776 {
5777 	int rval;
5778 	mbx_cmd_t mc;
5779 	mbx_cmd_t *mcp = &mc;
5780 	struct qla_hw_data *ha = vha->hw;
5781 	unsigned long retry_max_time = jiffies + (2 * HZ);
5782 
5783 	if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha))
5784 		return QLA_FUNCTION_FAILED;
5785 
5786 	ql_dbg(ql_dbg_mbx, vha, 0x114b, "Entered %s.\n", __func__);
5787 
5788 retry_rd_reg:
5789 	mcp->mb[0] = MBC_READ_REMOTE_REG;
5790 	mcp->mb[1] = LSW(reg);
5791 	mcp->mb[2] = MSW(reg);
5792 	mcp->out_mb = MBX_2|MBX_1|MBX_0;
5793 	mcp->in_mb = MBX_4|MBX_3|MBX_1|MBX_0;
5794 	mcp->tov = MBX_TOV_SECONDS;
5795 	mcp->flags = 0;
5796 	rval = qla2x00_mailbox_command(vha, mcp);
5797 
5798 	if (rval != QLA_SUCCESS) {
5799 		ql_dbg(ql_dbg_mbx, vha, 0x114c,
5800 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
5801 		    rval, mcp->mb[0], mcp->mb[1]);
5802 	} else {
5803 		*data = (mcp->mb[3] | (mcp->mb[4] << 16));
5804 		if (*data == QLA8XXX_BAD_VALUE) {
5805 			/*
5806 			 * During soft-reset CAMRAM register reads might
5807 			 * return 0xbad0bad0. So retry for MAX of 2 sec
5808 			 * while reading camram registers.
5809 			 */
5810 			if (time_after(jiffies, retry_max_time)) {
5811 				ql_dbg(ql_dbg_mbx, vha, 0x1141,
5812 				    "Failure to read CAMRAM register. "
5813 				    "data=0x%x.\n", *data);
5814 				return QLA_FUNCTION_FAILED;
5815 			}
5816 			msleep(100);
5817 			goto retry_rd_reg;
5818 		}
5819 		ql_dbg(ql_dbg_mbx, vha, 0x1142, "Done %s.\n", __func__);
5820 	}
5821 
5822 	return rval;
5823 }
5824 
5825 int
5826 qla83xx_restart_nic_firmware(scsi_qla_host_t *vha)
5827 {
5828 	int rval;
5829 	mbx_cmd_t mc;
5830 	mbx_cmd_t *mcp = &mc;
5831 	struct qla_hw_data *ha = vha->hw;
5832 
5833 	if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha))
5834 		return QLA_FUNCTION_FAILED;
5835 
5836 	ql_dbg(ql_dbg_mbx, vha, 0x1143, "Entered %s.\n", __func__);
5837 
5838 	mcp->mb[0] = MBC_RESTART_NIC_FIRMWARE;
5839 	mcp->out_mb = MBX_0;
5840 	mcp->in_mb = MBX_1|MBX_0;
5841 	mcp->tov = MBX_TOV_SECONDS;
5842 	mcp->flags = 0;
5843 	rval = qla2x00_mailbox_command(vha, mcp);
5844 
5845 	if (rval != QLA_SUCCESS) {
5846 		ql_dbg(ql_dbg_mbx, vha, 0x1144,
5847 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
5848 		    rval, mcp->mb[0], mcp->mb[1]);
5849 		ha->isp_ops->fw_dump(vha, 0);
5850 	} else {
5851 		ql_dbg(ql_dbg_mbx, vha, 0x1145, "Done %s.\n", __func__);
5852 	}
5853 
5854 	return rval;
5855 }
5856 
5857 int
5858 qla83xx_access_control(scsi_qla_host_t *vha, uint16_t options,
5859 	uint32_t start_addr, uint32_t end_addr, uint16_t *sector_size)
5860 {
5861 	int rval;
5862 	mbx_cmd_t mc;
5863 	mbx_cmd_t *mcp = &mc;
5864 	uint8_t subcode = (uint8_t)options;
5865 	struct qla_hw_data *ha = vha->hw;
5866 
5867 	if (!IS_QLA8031(ha))
5868 		return QLA_FUNCTION_FAILED;
5869 
5870 	ql_dbg(ql_dbg_mbx, vha, 0x1146, "Entered %s.\n", __func__);
5871 
5872 	mcp->mb[0] = MBC_SET_ACCESS_CONTROL;
5873 	mcp->mb[1] = options;
5874 	mcp->out_mb = MBX_1|MBX_0;
5875 	if (subcode & BIT_2) {
5876 		mcp->mb[2] = LSW(start_addr);
5877 		mcp->mb[3] = MSW(start_addr);
5878 		mcp->mb[4] = LSW(end_addr);
5879 		mcp->mb[5] = MSW(end_addr);
5880 		mcp->out_mb |= MBX_5|MBX_4|MBX_3|MBX_2;
5881 	}
5882 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
5883 	if (!(subcode & (BIT_2 | BIT_5)))
5884 		mcp->in_mb |= MBX_4|MBX_3;
5885 	mcp->tov = MBX_TOV_SECONDS;
5886 	mcp->flags = 0;
5887 	rval = qla2x00_mailbox_command(vha, mcp);
5888 
5889 	if (rval != QLA_SUCCESS) {
5890 		ql_dbg(ql_dbg_mbx, vha, 0x1147,
5891 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x mb[3]=%x mb[4]=%x.\n",
5892 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2], mcp->mb[3],
5893 		    mcp->mb[4]);
5894 		ha->isp_ops->fw_dump(vha, 0);
5895 	} else {
5896 		if (subcode & BIT_5)
5897 			*sector_size = mcp->mb[1];
5898 		else if (subcode & (BIT_6 | BIT_7)) {
5899 			ql_dbg(ql_dbg_mbx, vha, 0x1148,
5900 			    "Driver-lock id=%x%x", mcp->mb[4], mcp->mb[3]);
5901 		} else if (subcode & (BIT_3 | BIT_4)) {
5902 			ql_dbg(ql_dbg_mbx, vha, 0x1149,
5903 			    "Flash-lock id=%x%x", mcp->mb[4], mcp->mb[3]);
5904 		}
5905 		ql_dbg(ql_dbg_mbx, vha, 0x114a, "Done %s.\n", __func__);
5906 	}
5907 
5908 	return rval;
5909 }
5910 
5911 int
5912 qla2x00_dump_mctp_data(scsi_qla_host_t *vha, dma_addr_t req_dma, uint32_t addr,
5913 	uint32_t size)
5914 {
5915 	int rval;
5916 	mbx_cmd_t mc;
5917 	mbx_cmd_t *mcp = &mc;
5918 
5919 	if (!IS_MCTP_CAPABLE(vha->hw))
5920 		return QLA_FUNCTION_FAILED;
5921 
5922 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x114f,
5923 	    "Entered %s.\n", __func__);
5924 
5925 	mcp->mb[0] = MBC_DUMP_RISC_RAM_EXTENDED;
5926 	mcp->mb[1] = LSW(addr);
5927 	mcp->mb[2] = MSW(req_dma);
5928 	mcp->mb[3] = LSW(req_dma);
5929 	mcp->mb[4] = MSW(size);
5930 	mcp->mb[5] = LSW(size);
5931 	mcp->mb[6] = MSW(MSD(req_dma));
5932 	mcp->mb[7] = LSW(MSD(req_dma));
5933 	mcp->mb[8] = MSW(addr);
5934 	/* Setting RAM ID to valid */
5935 	mcp->mb[10] |= BIT_7;
5936 	/* For MCTP RAM ID is 0x40 */
5937 	mcp->mb[10] |= 0x40;
5938 
5939 	mcp->out_mb |= MBX_10|MBX_8|MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|
5940 	    MBX_0;
5941 
5942 	mcp->in_mb = MBX_0;
5943 	mcp->tov = MBX_TOV_SECONDS;
5944 	mcp->flags = 0;
5945 	rval = qla2x00_mailbox_command(vha, mcp);
5946 
5947 	if (rval != QLA_SUCCESS) {
5948 		ql_dbg(ql_dbg_mbx, vha, 0x114e,
5949 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5950 	} else {
5951 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x114d,
5952 		    "Done %s.\n", __func__);
5953 	}
5954 
5955 	return rval;
5956 }
5957 
5958 int
5959 qla26xx_dport_diagnostics(scsi_qla_host_t *vha,
5960 	void *dd_buf, uint size, uint options)
5961 {
5962 	int rval;
5963 	mbx_cmd_t mc;
5964 	mbx_cmd_t *mcp = &mc;
5965 	dma_addr_t dd_dma;
5966 
5967 	if (!IS_QLA83XX(vha->hw) && !IS_QLA27XX(vha->hw))
5968 		return QLA_FUNCTION_FAILED;
5969 
5970 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x119f,
5971 	    "Entered %s.\n", __func__);
5972 
5973 	dd_dma = dma_map_single(&vha->hw->pdev->dev,
5974 	    dd_buf, size, DMA_FROM_DEVICE);
5975 	if (dma_mapping_error(&vha->hw->pdev->dev, dd_dma)) {
5976 		ql_log(ql_log_warn, vha, 0x1194, "Failed to map dma buffer.\n");
5977 		return QLA_MEMORY_ALLOC_FAILED;
5978 	}
5979 
5980 	memset(dd_buf, 0, size);
5981 
5982 	mcp->mb[0] = MBC_DPORT_DIAGNOSTICS;
5983 	mcp->mb[1] = options;
5984 	mcp->mb[2] = MSW(LSD(dd_dma));
5985 	mcp->mb[3] = LSW(LSD(dd_dma));
5986 	mcp->mb[6] = MSW(MSD(dd_dma));
5987 	mcp->mb[7] = LSW(MSD(dd_dma));
5988 	mcp->mb[8] = size;
5989 	mcp->out_mb = MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
5990 	mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
5991 	mcp->buf_size = size;
5992 	mcp->flags = MBX_DMA_IN;
5993 	mcp->tov = MBX_TOV_SECONDS * 4;
5994 	rval = qla2x00_mailbox_command(vha, mcp);
5995 
5996 	if (rval != QLA_SUCCESS) {
5997 		ql_dbg(ql_dbg_mbx, vha, 0x1195, "Failed=%x.\n", rval);
5998 	} else {
5999 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1196,
6000 		    "Done %s.\n", __func__);
6001 	}
6002 
6003 	dma_unmap_single(&vha->hw->pdev->dev, dd_dma,
6004 	    size, DMA_FROM_DEVICE);
6005 
6006 	return rval;
6007 }
6008 
6009 static void qla2x00_async_mb_sp_done(void *s, int res)
6010 {
6011 	struct srb *sp = s;
6012 
6013 	sp->u.iocb_cmd.u.mbx.rc = res;
6014 
6015 	complete(&sp->u.iocb_cmd.u.mbx.comp);
6016 	/* don't free sp here. Let the caller do the free */
6017 }
6018 
6019 /*
6020  * This mailbox uses the iocb interface to send MB command.
6021  * This allows non-critial (non chip setup) command to go
6022  * out in parrallel.
6023  */
6024 int qla24xx_send_mb_cmd(struct scsi_qla_host *vha, mbx_cmd_t *mcp)
6025 {
6026 	int rval = QLA_FUNCTION_FAILED;
6027 	srb_t *sp;
6028 	struct srb_iocb *c;
6029 
6030 	if (!vha->hw->flags.fw_started)
6031 		goto done;
6032 
6033 	sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL);
6034 	if (!sp)
6035 		goto done;
6036 
6037 	sp->type = SRB_MB_IOCB;
6038 	sp->name = mb_to_str(mcp->mb[0]);
6039 
6040 	c = &sp->u.iocb_cmd;
6041 	c->timeout = qla2x00_async_iocb_timeout;
6042 	init_completion(&c->u.mbx.comp);
6043 
6044 	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
6045 
6046 	memcpy(sp->u.iocb_cmd.u.mbx.out_mb, mcp->mb, SIZEOF_IOCB_MB_REG);
6047 
6048 	sp->done = qla2x00_async_mb_sp_done;
6049 
6050 	rval = qla2x00_start_sp(sp);
6051 	if (rval != QLA_SUCCESS) {
6052 		ql_dbg(ql_dbg_mbx, vha, 0x1018,
6053 		    "%s: %s Failed submission. %x.\n",
6054 		    __func__, sp->name, rval);
6055 		goto done_free_sp;
6056 	}
6057 
6058 	ql_dbg(ql_dbg_mbx, vha, 0x113f, "MB:%s hndl %x submitted\n",
6059 	    sp->name, sp->handle);
6060 
6061 	wait_for_completion(&c->u.mbx.comp);
6062 	memcpy(mcp->mb, sp->u.iocb_cmd.u.mbx.in_mb, SIZEOF_IOCB_MB_REG);
6063 
6064 	rval = c->u.mbx.rc;
6065 	switch (rval) {
6066 	case QLA_FUNCTION_TIMEOUT:
6067 		ql_dbg(ql_dbg_mbx, vha, 0x1140, "%s: %s Timeout. %x.\n",
6068 		    __func__, sp->name, rval);
6069 		break;
6070 	case  QLA_SUCCESS:
6071 		ql_dbg(ql_dbg_mbx, vha, 0x119d, "%s: %s done.\n",
6072 		    __func__, sp->name);
6073 		sp->free(sp);
6074 		break;
6075 	default:
6076 		ql_dbg(ql_dbg_mbx, vha, 0x119e, "%s: %s Failed. %x.\n",
6077 		    __func__, sp->name, rval);
6078 		sp->free(sp);
6079 		break;
6080 	}
6081 
6082 	return rval;
6083 
6084 done_free_sp:
6085 	sp->free(sp);
6086 done:
6087 	return rval;
6088 }
6089 
6090 /*
6091  * qla24xx_gpdb_wait
6092  * NOTE: Do not call this routine from DPC thread
6093  */
6094 int qla24xx_gpdb_wait(struct scsi_qla_host *vha, fc_port_t *fcport, u8 opt)
6095 {
6096 	int rval = QLA_FUNCTION_FAILED;
6097 	dma_addr_t pd_dma;
6098 	struct port_database_24xx *pd;
6099 	struct qla_hw_data *ha = vha->hw;
6100 	mbx_cmd_t mc;
6101 
6102 	if (!vha->hw->flags.fw_started)
6103 		goto done;
6104 
6105 	pd = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &pd_dma);
6106 	if (pd  == NULL) {
6107 		ql_log(ql_log_warn, vha, 0xd047,
6108 		    "Failed to allocate port database structure.\n");
6109 		goto done_free_sp;
6110 	}
6111 
6112 	memset(&mc, 0, sizeof(mc));
6113 	mc.mb[0] = MBC_GET_PORT_DATABASE;
6114 	mc.mb[1] = cpu_to_le16(fcport->loop_id);
6115 	mc.mb[2] = MSW(pd_dma);
6116 	mc.mb[3] = LSW(pd_dma);
6117 	mc.mb[6] = MSW(MSD(pd_dma));
6118 	mc.mb[7] = LSW(MSD(pd_dma));
6119 	mc.mb[9] = cpu_to_le16(vha->vp_idx);
6120 	mc.mb[10] = cpu_to_le16((uint16_t)opt);
6121 
6122 	rval = qla24xx_send_mb_cmd(vha, &mc);
6123 	if (rval != QLA_SUCCESS) {
6124 		ql_dbg(ql_dbg_mbx, vha, 0x1193,
6125 		    "%s: %8phC fail\n", __func__, fcport->port_name);
6126 		goto done_free_sp;
6127 	}
6128 
6129 	rval = __qla24xx_parse_gpdb(vha, fcport, pd);
6130 
6131 	ql_dbg(ql_dbg_mbx, vha, 0x1197, "%s: %8phC done\n",
6132 	    __func__, fcport->port_name);
6133 
6134 done_free_sp:
6135 	if (pd)
6136 		dma_pool_free(ha->s_dma_pool, pd, pd_dma);
6137 done:
6138 	return rval;
6139 }
6140 
6141 int __qla24xx_parse_gpdb(struct scsi_qla_host *vha, fc_port_t *fcport,
6142     struct port_database_24xx *pd)
6143 {
6144 	int rval = QLA_SUCCESS;
6145 	uint64_t zero = 0;
6146 	u8 current_login_state, last_login_state;
6147 
6148 	if (fcport->fc4f_nvme) {
6149 		current_login_state = pd->current_login_state >> 4;
6150 		last_login_state = pd->last_login_state >> 4;
6151 	} else {
6152 		current_login_state = pd->current_login_state & 0xf;
6153 		last_login_state = pd->last_login_state & 0xf;
6154 	}
6155 
6156 	/* Check for logged in state. */
6157 	if (current_login_state != PDS_PRLI_COMPLETE) {
6158 		ql_dbg(ql_dbg_mbx, vha, 0x119a,
6159 		    "Unable to verify login-state (%x/%x) for loop_id %x.\n",
6160 		    current_login_state, last_login_state, fcport->loop_id);
6161 		rval = QLA_FUNCTION_FAILED;
6162 		goto gpd_error_out;
6163 	}
6164 
6165 	if (fcport->loop_id == FC_NO_LOOP_ID ||
6166 	    (memcmp(fcport->port_name, (uint8_t *)&zero, 8) &&
6167 	     memcmp(fcport->port_name, pd->port_name, 8))) {
6168 		/* We lost the device mid way. */
6169 		rval = QLA_NOT_LOGGED_IN;
6170 		goto gpd_error_out;
6171 	}
6172 
6173 	/* Names are little-endian. */
6174 	memcpy(fcport->node_name, pd->node_name, WWN_SIZE);
6175 	memcpy(fcport->port_name, pd->port_name, WWN_SIZE);
6176 
6177 	/* Get port_id of device. */
6178 	fcport->d_id.b.domain = pd->port_id[0];
6179 	fcport->d_id.b.area = pd->port_id[1];
6180 	fcport->d_id.b.al_pa = pd->port_id[2];
6181 	fcport->d_id.b.rsvd_1 = 0;
6182 
6183 	if (fcport->fc4f_nvme) {
6184 		fcport->nvme_prli_service_param =
6185 		    pd->prli_nvme_svc_param_word_3;
6186 		fcport->port_type = FCT_NVME;
6187 	} else {
6188 		/* If not target must be initiator or unknown type. */
6189 		if ((pd->prli_svc_param_word_3[0] & BIT_4) == 0)
6190 			fcport->port_type = FCT_INITIATOR;
6191 		else
6192 			fcport->port_type = FCT_TARGET;
6193 	}
6194 	/* Passback COS information. */
6195 	fcport->supported_classes = (pd->flags & PDF_CLASS_2) ?
6196 		FC_COS_CLASS2 : FC_COS_CLASS3;
6197 
6198 	if (pd->prli_svc_param_word_3[0] & BIT_7) {
6199 		fcport->flags |= FCF_CONF_COMP_SUPPORTED;
6200 		fcport->conf_compl_supported = 1;
6201 	}
6202 
6203 gpd_error_out:
6204 	return rval;
6205 }
6206 
6207 /*
6208  * qla24xx_gidlist__wait
6209  * NOTE: don't call this routine from DPC thread.
6210  */
6211 int qla24xx_gidlist_wait(struct scsi_qla_host *vha,
6212 	void *id_list, dma_addr_t id_list_dma, uint16_t *entries)
6213 {
6214 	int rval = QLA_FUNCTION_FAILED;
6215 	mbx_cmd_t mc;
6216 
6217 	if (!vha->hw->flags.fw_started)
6218 		goto done;
6219 
6220 	memset(&mc, 0, sizeof(mc));
6221 	mc.mb[0] = MBC_GET_ID_LIST;
6222 	mc.mb[2] = MSW(id_list_dma);
6223 	mc.mb[3] = LSW(id_list_dma);
6224 	mc.mb[6] = MSW(MSD(id_list_dma));
6225 	mc.mb[7] = LSW(MSD(id_list_dma));
6226 	mc.mb[8] = 0;
6227 	mc.mb[9] = cpu_to_le16(vha->vp_idx);
6228 
6229 	rval = qla24xx_send_mb_cmd(vha, &mc);
6230 	if (rval != QLA_SUCCESS) {
6231 		ql_dbg(ql_dbg_mbx, vha, 0x119b,
6232 		    "%s:  fail\n", __func__);
6233 	} else {
6234 		*entries = mc.mb[1];
6235 		ql_dbg(ql_dbg_mbx, vha, 0x119c,
6236 		    "%s:  done\n", __func__);
6237 	}
6238 done:
6239 	return rval;
6240 }
6241 
6242 int qla27xx_set_zio_threshold(scsi_qla_host_t *vha, uint16_t value)
6243 {
6244 	int rval;
6245 	mbx_cmd_t	mc;
6246 	mbx_cmd_t	*mcp = &mc;
6247 
6248 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1200,
6249 	    "Entered %s\n", __func__);
6250 
6251 	memset(mcp->mb, 0 , sizeof(mcp->mb));
6252 	mcp->mb[0] = MBC_GET_SET_ZIO_THRESHOLD;
6253 	mcp->mb[1] = cpu_to_le16(1);
6254 	mcp->mb[2] = cpu_to_le16(value);
6255 	mcp->out_mb = MBX_2 | MBX_1 | MBX_0;
6256 	mcp->in_mb = MBX_2 | MBX_0;
6257 	mcp->tov = MBX_TOV_SECONDS;
6258 	mcp->flags = 0;
6259 
6260 	rval = qla2x00_mailbox_command(vha, mcp);
6261 
6262 	ql_dbg(ql_dbg_mbx, vha, 0x1201, "%s %x\n",
6263 	    (rval != QLA_SUCCESS) ? "Failed"  : "Done", rval);
6264 
6265 	return rval;
6266 }
6267 
6268 int qla27xx_get_zio_threshold(scsi_qla_host_t *vha, uint16_t *value)
6269 {
6270 	int rval;
6271 	mbx_cmd_t	mc;
6272 	mbx_cmd_t	*mcp = &mc;
6273 
6274 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1203,
6275 	    "Entered %s\n", __func__);
6276 
6277 	memset(mcp->mb, 0, sizeof(mcp->mb));
6278 	mcp->mb[0] = MBC_GET_SET_ZIO_THRESHOLD;
6279 	mcp->mb[1] = cpu_to_le16(0);
6280 	mcp->out_mb = MBX_1 | MBX_0;
6281 	mcp->in_mb = MBX_2 | MBX_0;
6282 	mcp->tov = MBX_TOV_SECONDS;
6283 	mcp->flags = 0;
6284 
6285 	rval = qla2x00_mailbox_command(vha, mcp);
6286 	if (rval == QLA_SUCCESS)
6287 		*value = mc.mb[2];
6288 
6289 	ql_dbg(ql_dbg_mbx, vha, 0x1205, "%s %x\n",
6290 	    (rval != QLA_SUCCESS) ? "Failed" : "Done", rval);
6291 
6292 	return rval;
6293 }
6294 
6295 int
6296 qla2x00_read_sfp_dev(struct scsi_qla_host *vha, char *buf, int count)
6297 {
6298 	struct qla_hw_data *ha = vha->hw;
6299 	uint16_t iter, addr, offset;
6300 	dma_addr_t phys_addr;
6301 	int rval, c;
6302 	u8 *sfp_data;
6303 
6304 	memset(ha->sfp_data, 0, SFP_DEV_SIZE);
6305 	addr = 0xa0;
6306 	phys_addr = ha->sfp_data_dma;
6307 	sfp_data = ha->sfp_data;
6308 	offset = c = 0;
6309 
6310 	for (iter = 0; iter < SFP_DEV_SIZE / SFP_BLOCK_SIZE; iter++) {
6311 		if (iter == 4) {
6312 			/* Skip to next device address. */
6313 			addr = 0xa2;
6314 			offset = 0;
6315 		}
6316 
6317 		rval = qla2x00_read_sfp(vha, phys_addr, sfp_data,
6318 		    addr, offset, SFP_BLOCK_SIZE, BIT_1);
6319 		if (rval != QLA_SUCCESS) {
6320 			ql_log(ql_log_warn, vha, 0x706d,
6321 			    "Unable to read SFP data (%x/%x/%x).\n", rval,
6322 			    addr, offset);
6323 
6324 			return rval;
6325 		}
6326 
6327 		if (buf && (c < count)) {
6328 			u16 sz;
6329 
6330 			if ((count - c) >= SFP_BLOCK_SIZE)
6331 				sz = SFP_BLOCK_SIZE;
6332 			else
6333 				sz = count - c;
6334 
6335 			memcpy(buf, sfp_data, sz);
6336 			buf += SFP_BLOCK_SIZE;
6337 			c += sz;
6338 		}
6339 		phys_addr += SFP_BLOCK_SIZE;
6340 		sfp_data  += SFP_BLOCK_SIZE;
6341 		offset += SFP_BLOCK_SIZE;
6342 	}
6343 
6344 	return rval;
6345 }
6346 
6347 int qla24xx_res_count_wait(struct scsi_qla_host *vha,
6348     uint16_t *out_mb, int out_mb_sz)
6349 {
6350 	int rval = QLA_FUNCTION_FAILED;
6351 	mbx_cmd_t mc;
6352 
6353 	if (!vha->hw->flags.fw_started)
6354 		goto done;
6355 
6356 	memset(&mc, 0, sizeof(mc));
6357 	mc.mb[0] = MBC_GET_RESOURCE_COUNTS;
6358 
6359 	rval = qla24xx_send_mb_cmd(vha, &mc);
6360 	if (rval != QLA_SUCCESS) {
6361 		ql_dbg(ql_dbg_mbx, vha, 0xffff,
6362 			"%s:  fail\n", __func__);
6363 	} else {
6364 		if (out_mb_sz <= SIZEOF_IOCB_MB_REG)
6365 			memcpy(out_mb, mc.mb, out_mb_sz);
6366 		else
6367 			memcpy(out_mb, mc.mb, SIZEOF_IOCB_MB_REG);
6368 
6369 		ql_dbg(ql_dbg_mbx, vha, 0xffff,
6370 			"%s:  done\n", __func__);
6371 	}
6372 done:
6373 	return rval;
6374 }
6375