xref: /openbmc/linux/drivers/scsi/qla2xxx/qla_mbx.c (revision 2f190ac2)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * QLogic Fibre Channel HBA Driver
4  * Copyright (c)  2003-2014 QLogic Corporation
5  */
6 #include "qla_def.h"
7 #include "qla_target.h"
8 
9 #include <linux/delay.h>
10 #include <linux/gfp.h>
11 
12 #ifdef CONFIG_PPC
13 #define IS_PPCARCH      true
14 #else
15 #define IS_PPCARCH      false
16 #endif
17 
18 static struct mb_cmd_name {
19 	uint16_t cmd;
20 	const char *str;
21 } mb_str[] = {
22 	{MBC_GET_PORT_DATABASE,		"GPDB"},
23 	{MBC_GET_ID_LIST,		"GIDList"},
24 	{MBC_GET_LINK_PRIV_STATS,	"Stats"},
25 	{MBC_GET_RESOURCE_COUNTS,	"ResCnt"},
26 };
27 
28 static const char *mb_to_str(uint16_t cmd)
29 {
30 	int i;
31 	struct mb_cmd_name *e;
32 
33 	for (i = 0; i < ARRAY_SIZE(mb_str); i++) {
34 		e = mb_str + i;
35 		if (cmd == e->cmd)
36 			return e->str;
37 	}
38 	return "unknown";
39 }
40 
41 static struct rom_cmd {
42 	uint16_t cmd;
43 } rom_cmds[] = {
44 	{ MBC_LOAD_RAM },
45 	{ MBC_EXECUTE_FIRMWARE },
46 	{ MBC_READ_RAM_WORD },
47 	{ MBC_MAILBOX_REGISTER_TEST },
48 	{ MBC_VERIFY_CHECKSUM },
49 	{ MBC_GET_FIRMWARE_VERSION },
50 	{ MBC_LOAD_RISC_RAM },
51 	{ MBC_DUMP_RISC_RAM },
52 	{ MBC_LOAD_RISC_RAM_EXTENDED },
53 	{ MBC_DUMP_RISC_RAM_EXTENDED },
54 	{ MBC_WRITE_RAM_WORD_EXTENDED },
55 	{ MBC_READ_RAM_EXTENDED },
56 	{ MBC_GET_RESOURCE_COUNTS },
57 	{ MBC_SET_FIRMWARE_OPTION },
58 	{ MBC_MID_INITIALIZE_FIRMWARE },
59 	{ MBC_GET_FIRMWARE_STATE },
60 	{ MBC_GET_MEM_OFFLOAD_CNTRL_STAT },
61 	{ MBC_GET_RETRY_COUNT },
62 	{ MBC_TRACE_CONTROL },
63 	{ MBC_INITIALIZE_MULTIQ },
64 	{ MBC_IOCB_COMMAND_A64 },
65 	{ MBC_GET_ADAPTER_LOOP_ID },
66 	{ MBC_READ_SFP },
67 	{ MBC_SET_RNID_PARAMS },
68 	{ MBC_GET_RNID_PARAMS },
69 	{ MBC_GET_SET_ZIO_THRESHOLD },
70 };
71 
72 static int is_rom_cmd(uint16_t cmd)
73 {
74 	int i;
75 	struct  rom_cmd *wc;
76 
77 	for (i = 0; i < ARRAY_SIZE(rom_cmds); i++) {
78 		wc = rom_cmds + i;
79 		if (wc->cmd == cmd)
80 			return 1;
81 	}
82 
83 	return 0;
84 }
85 
86 /*
87  * qla2x00_mailbox_command
88  *	Issue mailbox command and waits for completion.
89  *
90  * Input:
91  *	ha = adapter block pointer.
92  *	mcp = driver internal mbx struct pointer.
93  *
94  * Output:
95  *	mb[MAX_MAILBOX_REGISTER_COUNT] = returned mailbox data.
96  *
97  * Returns:
98  *	0 : QLA_SUCCESS = cmd performed success
99  *	1 : QLA_FUNCTION_FAILED   (error encountered)
100  *	6 : QLA_FUNCTION_TIMEOUT (timeout condition encountered)
101  *
102  * Context:
103  *	Kernel context.
104  */
105 static int
106 qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
107 {
108 	int		rval, i;
109 	unsigned long    flags = 0;
110 	device_reg_t *reg;
111 	uint8_t		abort_active, eeh_delay;
112 	uint8_t		io_lock_on;
113 	uint16_t	command = 0;
114 	uint16_t	*iptr;
115 	__le16 __iomem  *optr;
116 	uint32_t	cnt;
117 	uint32_t	mboxes;
118 	unsigned long	wait_time;
119 	struct qla_hw_data *ha = vha->hw;
120 	scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
121 	u32 chip_reset;
122 
123 
124 	ql_dbg(ql_dbg_mbx, vha, 0x1000, "Entered %s.\n", __func__);
125 
126 	if (ha->pdev->error_state == pci_channel_io_perm_failure) {
127 		ql_log(ql_log_warn, vha, 0x1001,
128 		    "PCI channel failed permanently, exiting.\n");
129 		return QLA_FUNCTION_TIMEOUT;
130 	}
131 
132 	if (vha->device_flags & DFLG_DEV_FAILED) {
133 		ql_log(ql_log_warn, vha, 0x1002,
134 		    "Device in failed state, exiting.\n");
135 		return QLA_FUNCTION_TIMEOUT;
136 	}
137 
138 	/* if PCI error, then avoid mbx processing.*/
139 	if (test_bit(PFLG_DISCONNECTED, &base_vha->dpc_flags) &&
140 	    test_bit(UNLOADING, &base_vha->dpc_flags)) {
141 		ql_log(ql_log_warn, vha, 0xd04e,
142 		    "PCI error, exiting.\n");
143 		return QLA_FUNCTION_TIMEOUT;
144 	}
145 	eeh_delay = 0;
146 	reg = ha->iobase;
147 	io_lock_on = base_vha->flags.init_done;
148 
149 	rval = QLA_SUCCESS;
150 	abort_active = test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
151 	chip_reset = ha->chip_reset;
152 
153 	if (ha->flags.pci_channel_io_perm_failure) {
154 		ql_log(ql_log_warn, vha, 0x1003,
155 		    "Perm failure on EEH timeout MBX, exiting.\n");
156 		return QLA_FUNCTION_TIMEOUT;
157 	}
158 
159 	if (IS_P3P_TYPE(ha) && ha->flags.isp82xx_fw_hung) {
160 		/* Setting Link-Down error */
161 		mcp->mb[0] = MBS_LINK_DOWN_ERROR;
162 		ql_log(ql_log_warn, vha, 0x1004,
163 		    "FW hung = %d.\n", ha->flags.isp82xx_fw_hung);
164 		return QLA_FUNCTION_TIMEOUT;
165 	}
166 
167 	/* check if ISP abort is active and return cmd with timeout */
168 	if (((test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
169 	      test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
170 	      test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) &&
171 	      !is_rom_cmd(mcp->mb[0])) || ha->flags.eeh_busy) {
172 		ql_log(ql_log_info, vha, 0x1005,
173 		    "Cmd 0x%x aborted with timeout since ISP Abort is pending\n",
174 		    mcp->mb[0]);
175 		return QLA_FUNCTION_TIMEOUT;
176 	}
177 
178 	atomic_inc(&ha->num_pend_mbx_stage1);
179 	/*
180 	 * Wait for active mailbox commands to finish by waiting at most tov
181 	 * seconds. This is to serialize actual issuing of mailbox cmds during
182 	 * non ISP abort time.
183 	 */
184 	if (!wait_for_completion_timeout(&ha->mbx_cmd_comp, mcp->tov * HZ)) {
185 		/* Timeout occurred. Return error. */
186 		ql_log(ql_log_warn, vha, 0xd035,
187 		    "Cmd access timeout, cmd=0x%x, Exiting.\n",
188 		    mcp->mb[0]);
189 		vha->hw_err_cnt++;
190 		atomic_dec(&ha->num_pend_mbx_stage1);
191 		return QLA_FUNCTION_TIMEOUT;
192 	}
193 	atomic_dec(&ha->num_pend_mbx_stage1);
194 	if (ha->flags.purge_mbox || chip_reset != ha->chip_reset ||
195 	    ha->flags.eeh_busy) {
196 		ql_log(ql_log_warn, vha, 0xd035,
197 		       "Error detected: purge[%d] eeh[%d] cmd=0x%x, Exiting.\n",
198 		       ha->flags.purge_mbox, ha->flags.eeh_busy, mcp->mb[0]);
199 		rval = QLA_ABORTED;
200 		goto premature_exit;
201 	}
202 
203 
204 	/* Save mailbox command for debug */
205 	ha->mcp = mcp;
206 
207 	ql_dbg(ql_dbg_mbx, vha, 0x1006,
208 	    "Prepare to issue mbox cmd=0x%x.\n", mcp->mb[0]);
209 
210 	spin_lock_irqsave(&ha->hardware_lock, flags);
211 
212 	if (ha->flags.purge_mbox || chip_reset != ha->chip_reset ||
213 	    ha->flags.mbox_busy) {
214 		rval = QLA_ABORTED;
215 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
216 		goto premature_exit;
217 	}
218 	ha->flags.mbox_busy = 1;
219 
220 	/* Load mailbox registers. */
221 	if (IS_P3P_TYPE(ha))
222 		optr = &reg->isp82.mailbox_in[0];
223 	else if (IS_FWI2_CAPABLE(ha) && !(IS_P3P_TYPE(ha)))
224 		optr = &reg->isp24.mailbox0;
225 	else
226 		optr = MAILBOX_REG(ha, &reg->isp, 0);
227 
228 	iptr = mcp->mb;
229 	command = mcp->mb[0];
230 	mboxes = mcp->out_mb;
231 
232 	ql_dbg(ql_dbg_mbx, vha, 0x1111,
233 	    "Mailbox registers (OUT):\n");
234 	for (cnt = 0; cnt < ha->mbx_count; cnt++) {
235 		if (IS_QLA2200(ha) && cnt == 8)
236 			optr = MAILBOX_REG(ha, &reg->isp, 8);
237 		if (mboxes & BIT_0) {
238 			ql_dbg(ql_dbg_mbx, vha, 0x1112,
239 			    "mbox[%d]<-0x%04x\n", cnt, *iptr);
240 			wrt_reg_word(optr, *iptr);
241 		} else {
242 			wrt_reg_word(optr, 0);
243 		}
244 
245 		mboxes >>= 1;
246 		optr++;
247 		iptr++;
248 	}
249 
250 	ql_dbg(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1117,
251 	    "I/O Address = %p.\n", optr);
252 
253 	/* Issue set host interrupt command to send cmd out. */
254 	ha->flags.mbox_int = 0;
255 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
256 
257 	/* Unlock mbx registers and wait for interrupt */
258 	ql_dbg(ql_dbg_mbx, vha, 0x100f,
259 	    "Going to unlock irq & waiting for interrupts. "
260 	    "jiffies=%lx.\n", jiffies);
261 
262 	/* Wait for mbx cmd completion until timeout */
263 	atomic_inc(&ha->num_pend_mbx_stage2);
264 	if ((!abort_active && io_lock_on) || IS_NOPOLLING_TYPE(ha)) {
265 		set_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags);
266 
267 		if (IS_P3P_TYPE(ha))
268 			wrt_reg_dword(&reg->isp82.hint, HINT_MBX_INT_PENDING);
269 		else if (IS_FWI2_CAPABLE(ha))
270 			wrt_reg_dword(&reg->isp24.hccr, HCCRX_SET_HOST_INT);
271 		else
272 			wrt_reg_word(&reg->isp.hccr, HCCR_SET_HOST_INT);
273 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
274 
275 		wait_time = jiffies;
276 		atomic_inc(&ha->num_pend_mbx_stage3);
277 		if (!wait_for_completion_timeout(&ha->mbx_intr_comp,
278 		    mcp->tov * HZ)) {
279 			ql_dbg(ql_dbg_mbx, vha, 0x117a,
280 			    "cmd=%x Timeout.\n", command);
281 			spin_lock_irqsave(&ha->hardware_lock, flags);
282 			clear_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags);
283 			spin_unlock_irqrestore(&ha->hardware_lock, flags);
284 
285 			if (chip_reset != ha->chip_reset) {
286 				eeh_delay = ha->flags.eeh_busy ? 1 : 0;
287 
288 				spin_lock_irqsave(&ha->hardware_lock, flags);
289 				ha->flags.mbox_busy = 0;
290 				spin_unlock_irqrestore(&ha->hardware_lock,
291 				    flags);
292 				atomic_dec(&ha->num_pend_mbx_stage2);
293 				atomic_dec(&ha->num_pend_mbx_stage3);
294 				rval = QLA_ABORTED;
295 				goto premature_exit;
296 			}
297 		} else if (ha->flags.purge_mbox ||
298 		    chip_reset != ha->chip_reset) {
299 			eeh_delay = ha->flags.eeh_busy ? 1 : 0;
300 
301 			spin_lock_irqsave(&ha->hardware_lock, flags);
302 			ha->flags.mbox_busy = 0;
303 			spin_unlock_irqrestore(&ha->hardware_lock, flags);
304 			atomic_dec(&ha->num_pend_mbx_stage2);
305 			atomic_dec(&ha->num_pend_mbx_stage3);
306 			rval = QLA_ABORTED;
307 			goto premature_exit;
308 		}
309 		atomic_dec(&ha->num_pend_mbx_stage3);
310 
311 		if (time_after(jiffies, wait_time + 5 * HZ))
312 			ql_log(ql_log_warn, vha, 0x1015, "cmd=0x%x, waited %d msecs\n",
313 			    command, jiffies_to_msecs(jiffies - wait_time));
314 	} else {
315 		ql_dbg(ql_dbg_mbx, vha, 0x1011,
316 		    "Cmd=%x Polling Mode.\n", command);
317 
318 		if (IS_P3P_TYPE(ha)) {
319 			if (rd_reg_dword(&reg->isp82.hint) &
320 				HINT_MBX_INT_PENDING) {
321 				ha->flags.mbox_busy = 0;
322 				spin_unlock_irqrestore(&ha->hardware_lock,
323 					flags);
324 				atomic_dec(&ha->num_pend_mbx_stage2);
325 				ql_dbg(ql_dbg_mbx, vha, 0x1012,
326 				    "Pending mailbox timeout, exiting.\n");
327 				vha->hw_err_cnt++;
328 				rval = QLA_FUNCTION_TIMEOUT;
329 				goto premature_exit;
330 			}
331 			wrt_reg_dword(&reg->isp82.hint, HINT_MBX_INT_PENDING);
332 		} else if (IS_FWI2_CAPABLE(ha))
333 			wrt_reg_dword(&reg->isp24.hccr, HCCRX_SET_HOST_INT);
334 		else
335 			wrt_reg_word(&reg->isp.hccr, HCCR_SET_HOST_INT);
336 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
337 
338 		wait_time = jiffies + mcp->tov * HZ; /* wait at most tov secs */
339 		while (!ha->flags.mbox_int) {
340 			if (ha->flags.purge_mbox ||
341 			    chip_reset != ha->chip_reset) {
342 				eeh_delay = ha->flags.eeh_busy ? 1 : 0;
343 
344 				spin_lock_irqsave(&ha->hardware_lock, flags);
345 				ha->flags.mbox_busy = 0;
346 				spin_unlock_irqrestore(&ha->hardware_lock,
347 				    flags);
348 				atomic_dec(&ha->num_pend_mbx_stage2);
349 				rval = QLA_ABORTED;
350 				goto premature_exit;
351 			}
352 
353 			if (time_after(jiffies, wait_time))
354 				break;
355 
356 			/* Check for pending interrupts. */
357 			qla2x00_poll(ha->rsp_q_map[0]);
358 
359 			if (!ha->flags.mbox_int &&
360 			    !(IS_QLA2200(ha) &&
361 			    command == MBC_LOAD_RISC_RAM_EXTENDED))
362 				msleep(10);
363 		} /* while */
364 		ql_dbg(ql_dbg_mbx, vha, 0x1013,
365 		    "Waited %d sec.\n",
366 		    (uint)((jiffies - (wait_time - (mcp->tov * HZ)))/HZ));
367 	}
368 	atomic_dec(&ha->num_pend_mbx_stage2);
369 
370 	/* Check whether we timed out */
371 	if (ha->flags.mbox_int) {
372 		uint16_t *iptr2;
373 
374 		ql_dbg(ql_dbg_mbx, vha, 0x1014,
375 		    "Cmd=%x completed.\n", command);
376 
377 		/* Got interrupt. Clear the flag. */
378 		ha->flags.mbox_int = 0;
379 		clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
380 
381 		if (IS_P3P_TYPE(ha) && ha->flags.isp82xx_fw_hung) {
382 			spin_lock_irqsave(&ha->hardware_lock, flags);
383 			ha->flags.mbox_busy = 0;
384 			spin_unlock_irqrestore(&ha->hardware_lock, flags);
385 
386 			/* Setting Link-Down error */
387 			mcp->mb[0] = MBS_LINK_DOWN_ERROR;
388 			ha->mcp = NULL;
389 			rval = QLA_FUNCTION_FAILED;
390 			ql_log(ql_log_warn, vha, 0xd048,
391 			    "FW hung = %d.\n", ha->flags.isp82xx_fw_hung);
392 			goto premature_exit;
393 		}
394 
395 		if (ha->mailbox_out[0] != MBS_COMMAND_COMPLETE) {
396 			ql_dbg(ql_dbg_mbx, vha, 0x11ff,
397 			       "mb_out[0] = %#x <> %#x\n", ha->mailbox_out[0],
398 			       MBS_COMMAND_COMPLETE);
399 			rval = QLA_FUNCTION_FAILED;
400 		}
401 
402 		/* Load return mailbox registers. */
403 		iptr2 = mcp->mb;
404 		iptr = (uint16_t *)&ha->mailbox_out[0];
405 		mboxes = mcp->in_mb;
406 
407 		ql_dbg(ql_dbg_mbx, vha, 0x1113,
408 		    "Mailbox registers (IN):\n");
409 		for (cnt = 0; cnt < ha->mbx_count; cnt++) {
410 			if (mboxes & BIT_0) {
411 				*iptr2 = *iptr;
412 				ql_dbg(ql_dbg_mbx, vha, 0x1114,
413 				    "mbox[%d]->0x%04x\n", cnt, *iptr2);
414 			}
415 
416 			mboxes >>= 1;
417 			iptr2++;
418 			iptr++;
419 		}
420 	} else {
421 
422 		uint16_t mb[8];
423 		uint32_t ictrl, host_status, hccr;
424 		uint16_t        w;
425 
426 		if (IS_FWI2_CAPABLE(ha)) {
427 			mb[0] = rd_reg_word(&reg->isp24.mailbox0);
428 			mb[1] = rd_reg_word(&reg->isp24.mailbox1);
429 			mb[2] = rd_reg_word(&reg->isp24.mailbox2);
430 			mb[3] = rd_reg_word(&reg->isp24.mailbox3);
431 			mb[7] = rd_reg_word(&reg->isp24.mailbox7);
432 			ictrl = rd_reg_dword(&reg->isp24.ictrl);
433 			host_status = rd_reg_dword(&reg->isp24.host_status);
434 			hccr = rd_reg_dword(&reg->isp24.hccr);
435 
436 			ql_log(ql_log_warn, vha, 0xd04c,
437 			    "MBX Command timeout for cmd %x, iocontrol=%x jiffies=%lx "
438 			    "mb[0-3]=[0x%x 0x%x 0x%x 0x%x] mb7 0x%x host_status 0x%x hccr 0x%x\n",
439 			    command, ictrl, jiffies, mb[0], mb[1], mb[2], mb[3],
440 			    mb[7], host_status, hccr);
441 			vha->hw_err_cnt++;
442 
443 		} else {
444 			mb[0] = RD_MAILBOX_REG(ha, &reg->isp, 0);
445 			ictrl = rd_reg_word(&reg->isp.ictrl);
446 			ql_dbg(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1119,
447 			    "MBX Command timeout for cmd %x, iocontrol=%x jiffies=%lx "
448 			    "mb[0]=0x%x\n", command, ictrl, jiffies, mb[0]);
449 			vha->hw_err_cnt++;
450 		}
451 		ql_dump_regs(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1019);
452 
453 		/* Capture FW dump only, if PCI device active */
454 		if (!pci_channel_offline(vha->hw->pdev)) {
455 			pci_read_config_word(ha->pdev, PCI_VENDOR_ID, &w);
456 			if (w == 0xffff || ictrl == 0xffffffff ||
457 			    (chip_reset != ha->chip_reset)) {
458 				/* This is special case if there is unload
459 				 * of driver happening and if PCI device go
460 				 * into bad state due to PCI error condition
461 				 * then only PCI ERR flag would be set.
462 				 * we will do premature exit for above case.
463 				 */
464 				spin_lock_irqsave(&ha->hardware_lock, flags);
465 				ha->flags.mbox_busy = 0;
466 				spin_unlock_irqrestore(&ha->hardware_lock,
467 				    flags);
468 				rval = QLA_FUNCTION_TIMEOUT;
469 				goto premature_exit;
470 			}
471 
472 			/* Attempt to capture firmware dump for further
473 			 * anallysis of the current formware state. we do not
474 			 * need to do this if we are intentionally generating
475 			 * a dump
476 			 */
477 			if (mcp->mb[0] != MBC_GEN_SYSTEM_ERROR)
478 				qla2xxx_dump_fw(vha);
479 			rval = QLA_FUNCTION_TIMEOUT;
480 		 }
481 	}
482 	spin_lock_irqsave(&ha->hardware_lock, flags);
483 	ha->flags.mbox_busy = 0;
484 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
485 
486 	/* Clean up */
487 	ha->mcp = NULL;
488 
489 	if ((abort_active || !io_lock_on) && !IS_NOPOLLING_TYPE(ha)) {
490 		ql_dbg(ql_dbg_mbx, vha, 0x101a,
491 		    "Checking for additional resp interrupt.\n");
492 
493 		/* polling mode for non isp_abort commands. */
494 		qla2x00_poll(ha->rsp_q_map[0]);
495 	}
496 
497 	if (rval == QLA_FUNCTION_TIMEOUT &&
498 	    mcp->mb[0] != MBC_GEN_SYSTEM_ERROR) {
499 		if (!io_lock_on || (mcp->flags & IOCTL_CMD) ||
500 		    ha->flags.eeh_busy) {
501 			/* not in dpc. schedule it for dpc to take over. */
502 			ql_dbg(ql_dbg_mbx, vha, 0x101b,
503 			    "Timeout, schedule isp_abort_needed.\n");
504 
505 			if (!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) &&
506 			    !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) &&
507 			    !test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
508 				if (IS_QLA82XX(ha)) {
509 					ql_dbg(ql_dbg_mbx, vha, 0x112a,
510 					    "disabling pause transmit on port "
511 					    "0 & 1.\n");
512 					qla82xx_wr_32(ha,
513 					    QLA82XX_CRB_NIU + 0x98,
514 					    CRB_NIU_XG_PAUSE_CTL_P0|
515 					    CRB_NIU_XG_PAUSE_CTL_P1);
516 				}
517 				ql_log(ql_log_info, base_vha, 0x101c,
518 				    "Mailbox cmd timeout occurred, cmd=0x%x, "
519 				    "mb[0]=0x%x, eeh_busy=0x%x. Scheduling ISP "
520 				    "abort.\n", command, mcp->mb[0],
521 				    ha->flags.eeh_busy);
522 				vha->hw_err_cnt++;
523 				set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
524 				qla2xxx_wake_dpc(vha);
525 			}
526 		} else if (current == ha->dpc_thread) {
527 			/* call abort directly since we are in the DPC thread */
528 			ql_dbg(ql_dbg_mbx, vha, 0x101d,
529 			    "Timeout, calling abort_isp.\n");
530 
531 			if (!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) &&
532 			    !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) &&
533 			    !test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
534 				if (IS_QLA82XX(ha)) {
535 					ql_dbg(ql_dbg_mbx, vha, 0x112b,
536 					    "disabling pause transmit on port "
537 					    "0 & 1.\n");
538 					qla82xx_wr_32(ha,
539 					    QLA82XX_CRB_NIU + 0x98,
540 					    CRB_NIU_XG_PAUSE_CTL_P0|
541 					    CRB_NIU_XG_PAUSE_CTL_P1);
542 				}
543 				ql_log(ql_log_info, base_vha, 0x101e,
544 				    "Mailbox cmd timeout occurred, cmd=0x%x, "
545 				    "mb[0]=0x%x. Scheduling ISP abort ",
546 				    command, mcp->mb[0]);
547 				vha->hw_err_cnt++;
548 				set_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags);
549 				clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
550 				/* Allow next mbx cmd to come in. */
551 				complete(&ha->mbx_cmd_comp);
552 				if (ha->isp_ops->abort_isp(vha) &&
553 				    !ha->flags.eeh_busy) {
554 					/* Failed. retry later. */
555 					set_bit(ISP_ABORT_NEEDED,
556 					    &vha->dpc_flags);
557 				}
558 				clear_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags);
559 				ql_dbg(ql_dbg_mbx, vha, 0x101f,
560 				    "Finished abort_isp.\n");
561 				goto mbx_done;
562 			}
563 		}
564 	}
565 
566 premature_exit:
567 	/* Allow next mbx cmd to come in. */
568 	complete(&ha->mbx_cmd_comp);
569 
570 mbx_done:
571 	if (rval == QLA_ABORTED) {
572 		ql_log(ql_log_info, vha, 0xd035,
573 		    "Chip Reset in progress. Purging Mbox cmd=0x%x.\n",
574 		    mcp->mb[0]);
575 	} else if (rval) {
576 		if (ql2xextended_error_logging & (ql_dbg_disc|ql_dbg_mbx)) {
577 			pr_warn("%s [%s]-%04x:%ld: **** Failed=%x", QL_MSGHDR,
578 			    dev_name(&ha->pdev->dev), 0x1020+0x800,
579 			    vha->host_no, rval);
580 			mboxes = mcp->in_mb;
581 			cnt = 4;
582 			for (i = 0; i < ha->mbx_count && cnt; i++, mboxes >>= 1)
583 				if (mboxes & BIT_0) {
584 					printk(" mb[%u]=%x", i, mcp->mb[i]);
585 					cnt--;
586 				}
587 			pr_warn(" cmd=%x ****\n", command);
588 		}
589 		if (IS_FWI2_CAPABLE(ha) && !(IS_P3P_TYPE(ha))) {
590 			ql_dbg(ql_dbg_mbx, vha, 0x1198,
591 			    "host_status=%#x intr_ctrl=%#x intr_status=%#x\n",
592 			    rd_reg_dword(&reg->isp24.host_status),
593 			    rd_reg_dword(&reg->isp24.ictrl),
594 			    rd_reg_dword(&reg->isp24.istatus));
595 		} else {
596 			ql_dbg(ql_dbg_mbx, vha, 0x1206,
597 			    "ctrl_status=%#x ictrl=%#x istatus=%#x\n",
598 			    rd_reg_word(&reg->isp.ctrl_status),
599 			    rd_reg_word(&reg->isp.ictrl),
600 			    rd_reg_word(&reg->isp.istatus));
601 		}
602 	} else {
603 		ql_dbg(ql_dbg_mbx, base_vha, 0x1021, "Done %s.\n", __func__);
604 	}
605 
606 	i = 500;
607 	while (i && eeh_delay && (ha->pci_error_state < QLA_PCI_SLOT_RESET)) {
608 		/*
609 		 * The caller of this mailbox encounter pci error.
610 		 * Hold the thread until PCIE link reset complete to make
611 		 * sure caller does not unmap dma while recovery is
612 		 * in progress.
613 		 */
614 		msleep(1);
615 		i--;
616 	}
617 	return rval;
618 }
619 
620 int
621 qla2x00_load_ram(scsi_qla_host_t *vha, dma_addr_t req_dma, uint32_t risc_addr,
622     uint32_t risc_code_size)
623 {
624 	int rval;
625 	struct qla_hw_data *ha = vha->hw;
626 	mbx_cmd_t mc;
627 	mbx_cmd_t *mcp = &mc;
628 
629 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1022,
630 	    "Entered %s.\n", __func__);
631 
632 	if (MSW(risc_addr) || IS_FWI2_CAPABLE(ha)) {
633 		mcp->mb[0] = MBC_LOAD_RISC_RAM_EXTENDED;
634 		mcp->mb[8] = MSW(risc_addr);
635 		mcp->out_mb = MBX_8|MBX_0;
636 	} else {
637 		mcp->mb[0] = MBC_LOAD_RISC_RAM;
638 		mcp->out_mb = MBX_0;
639 	}
640 	mcp->mb[1] = LSW(risc_addr);
641 	mcp->mb[2] = MSW(req_dma);
642 	mcp->mb[3] = LSW(req_dma);
643 	mcp->mb[6] = MSW(MSD(req_dma));
644 	mcp->mb[7] = LSW(MSD(req_dma));
645 	mcp->out_mb |= MBX_7|MBX_6|MBX_3|MBX_2|MBX_1;
646 	if (IS_FWI2_CAPABLE(ha)) {
647 		mcp->mb[4] = MSW(risc_code_size);
648 		mcp->mb[5] = LSW(risc_code_size);
649 		mcp->out_mb |= MBX_5|MBX_4;
650 	} else {
651 		mcp->mb[4] = LSW(risc_code_size);
652 		mcp->out_mb |= MBX_4;
653 	}
654 
655 	mcp->in_mb = MBX_1|MBX_0;
656 	mcp->tov = MBX_TOV_SECONDS;
657 	mcp->flags = 0;
658 	rval = qla2x00_mailbox_command(vha, mcp);
659 
660 	if (rval != QLA_SUCCESS) {
661 		ql_dbg(ql_dbg_mbx, vha, 0x1023,
662 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
663 		    rval, mcp->mb[0], mcp->mb[1]);
664 		vha->hw_err_cnt++;
665 	} else {
666 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1024,
667 		    "Done %s.\n", __func__);
668 	}
669 
670 	return rval;
671 }
672 
673 #define	NVME_ENABLE_FLAG	BIT_3
674 #define	EDIF_HW_SUPPORT		BIT_10
675 
676 /*
677  * qla2x00_execute_fw
678  *     Start adapter firmware.
679  *
680  * Input:
681  *     ha = adapter block pointer.
682  *     TARGET_QUEUE_LOCK must be released.
683  *     ADAPTER_STATE_LOCK must be released.
684  *
685  * Returns:
686  *     qla2x00 local function return status code.
687  *
688  * Context:
689  *     Kernel context.
690  */
691 int
692 qla2x00_execute_fw(scsi_qla_host_t *vha, uint32_t risc_addr)
693 {
694 	int rval;
695 	struct qla_hw_data *ha = vha->hw;
696 	mbx_cmd_t mc;
697 	mbx_cmd_t *mcp = &mc;
698 	u8 semaphore = 0;
699 #define EXE_FW_FORCE_SEMAPHORE BIT_7
700 	u8 retry = 5;
701 
702 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1025,
703 	    "Entered %s.\n", __func__);
704 
705 again:
706 	mcp->mb[0] = MBC_EXECUTE_FIRMWARE;
707 	mcp->out_mb = MBX_0;
708 	mcp->in_mb = MBX_0;
709 	if (IS_FWI2_CAPABLE(ha)) {
710 		mcp->mb[1] = MSW(risc_addr);
711 		mcp->mb[2] = LSW(risc_addr);
712 		mcp->mb[3] = 0;
713 		mcp->mb[4] = 0;
714 		mcp->mb[11] = 0;
715 
716 		/* Enable BPM? */
717 		if (ha->flags.lr_detected) {
718 			mcp->mb[4] = BIT_0;
719 			if (IS_BPM_RANGE_CAPABLE(ha))
720 				mcp->mb[4] |=
721 				    ha->lr_distance << LR_DIST_FW_POS;
722 		}
723 
724 		if (ql2xnvmeenable && (IS_QLA27XX(ha) || IS_QLA28XX(ha)))
725 			mcp->mb[4] |= NVME_ENABLE_FLAG;
726 
727 		if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
728 			struct nvram_81xx *nv = ha->nvram;
729 			/* set minimum speed if specified in nvram */
730 			if (nv->min_supported_speed >= 2 &&
731 			    nv->min_supported_speed <= 5) {
732 				mcp->mb[4] |= BIT_4;
733 				mcp->mb[11] |= nv->min_supported_speed & 0xF;
734 				mcp->out_mb |= MBX_11;
735 				mcp->in_mb |= BIT_5;
736 				vha->min_supported_speed =
737 				    nv->min_supported_speed;
738 			}
739 
740 			if (IS_PPCARCH)
741 				mcp->mb[11] |= BIT_4;
742 		}
743 
744 		if (ha->flags.exlogins_enabled)
745 			mcp->mb[4] |= ENABLE_EXTENDED_LOGIN;
746 
747 		if (ha->flags.exchoffld_enabled)
748 			mcp->mb[4] |= ENABLE_EXCHANGE_OFFLD;
749 
750 		if (semaphore)
751 			mcp->mb[11] |= EXE_FW_FORCE_SEMAPHORE;
752 
753 		mcp->out_mb |= MBX_4 | MBX_3 | MBX_2 | MBX_1 | MBX_11;
754 		mcp->in_mb |= MBX_5 | MBX_3 | MBX_2 | MBX_1;
755 	} else {
756 		mcp->mb[1] = LSW(risc_addr);
757 		mcp->out_mb |= MBX_1;
758 		if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
759 			mcp->mb[2] = 0;
760 			mcp->out_mb |= MBX_2;
761 		}
762 	}
763 
764 	mcp->tov = MBX_TOV_SECONDS;
765 	mcp->flags = 0;
766 	rval = qla2x00_mailbox_command(vha, mcp);
767 
768 	if (rval != QLA_SUCCESS) {
769 		if (IS_QLA28XX(ha) && rval == QLA_COMMAND_ERROR &&
770 		    mcp->mb[1] == 0x27 && retry) {
771 			semaphore = 1;
772 			retry--;
773 			ql_dbg(ql_dbg_async, vha, 0x1026,
774 			    "Exe FW: force semaphore.\n");
775 			goto again;
776 		}
777 
778 		if (retry) {
779 			retry--;
780 			ql_dbg(ql_dbg_async, vha, 0x509d,
781 			    "Exe FW retry: mb[0]=%x retry[%d]\n", mcp->mb[0], retry);
782 			goto again;
783 		}
784 		ql_dbg(ql_dbg_mbx, vha, 0x1026,
785 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
786 		vha->hw_err_cnt++;
787 		return rval;
788 	}
789 
790 	if (!IS_FWI2_CAPABLE(ha))
791 		goto done;
792 
793 	ha->fw_ability_mask = mcp->mb[3] << 16 | mcp->mb[2];
794 	ql_dbg(ql_dbg_mbx, vha, 0x119a,
795 	    "fw_ability_mask=%x.\n", ha->fw_ability_mask);
796 	ql_dbg(ql_dbg_mbx, vha, 0x1027, "exchanges=%x.\n", mcp->mb[1]);
797 	if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
798 		ha->max_supported_speed = mcp->mb[2] & (BIT_0|BIT_1);
799 		ql_dbg(ql_dbg_mbx, vha, 0x119b, "max_supported_speed=%s.\n",
800 		    ha->max_supported_speed == 0 ? "16Gps" :
801 		    ha->max_supported_speed == 1 ? "32Gps" :
802 		    ha->max_supported_speed == 2 ? "64Gps" : "unknown");
803 		if (vha->min_supported_speed) {
804 			ha->min_supported_speed = mcp->mb[5] &
805 			    (BIT_0 | BIT_1 | BIT_2);
806 			ql_dbg(ql_dbg_mbx, vha, 0x119c,
807 			    "min_supported_speed=%s.\n",
808 			    ha->min_supported_speed == 6 ? "64Gps" :
809 			    ha->min_supported_speed == 5 ? "32Gps" :
810 			    ha->min_supported_speed == 4 ? "16Gps" :
811 			    ha->min_supported_speed == 3 ? "8Gps" :
812 			    ha->min_supported_speed == 2 ? "4Gps" : "unknown");
813 		}
814 	}
815 
816 	if (IS_QLA28XX(ha) && (mcp->mb[5] & EDIF_HW_SUPPORT)) {
817 		ha->flags.edif_hw = 1;
818 		ql_log(ql_log_info, vha, 0xffff,
819 		    "%s: edif HW\n", __func__);
820 	}
821 
822 done:
823 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1028,
824 	    "Done %s.\n", __func__);
825 
826 	return rval;
827 }
828 
829 /*
830  * qla_get_exlogin_status
831  *	Get extended login status
832  *	uses the memory offload control/status Mailbox
833  *
834  * Input:
835  *	ha:		adapter state pointer.
836  *	fwopt:		firmware options
837  *
838  * Returns:
839  *	qla2x00 local function status
840  *
841  * Context:
842  *	Kernel context.
843  */
844 #define	FETCH_XLOGINS_STAT	0x8
845 int
846 qla_get_exlogin_status(scsi_qla_host_t *vha, uint16_t *buf_sz,
847 	uint16_t *ex_logins_cnt)
848 {
849 	int rval;
850 	mbx_cmd_t	mc;
851 	mbx_cmd_t	*mcp = &mc;
852 
853 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118f,
854 	    "Entered %s\n", __func__);
855 
856 	memset(mcp->mb, 0 , sizeof(mcp->mb));
857 	mcp->mb[0] = MBC_GET_MEM_OFFLOAD_CNTRL_STAT;
858 	mcp->mb[1] = FETCH_XLOGINS_STAT;
859 	mcp->out_mb = MBX_1|MBX_0;
860 	mcp->in_mb = MBX_10|MBX_4|MBX_0;
861 	mcp->tov = MBX_TOV_SECONDS;
862 	mcp->flags = 0;
863 
864 	rval = qla2x00_mailbox_command(vha, mcp);
865 	if (rval != QLA_SUCCESS) {
866 		ql_dbg(ql_dbg_mbx, vha, 0x1115, "Failed=%x.\n", rval);
867 	} else {
868 		*buf_sz = mcp->mb[4];
869 		*ex_logins_cnt = mcp->mb[10];
870 
871 		ql_log(ql_log_info, vha, 0x1190,
872 		    "buffer size 0x%x, exchange login count=%d\n",
873 		    mcp->mb[4], mcp->mb[10]);
874 
875 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1116,
876 		    "Done %s.\n", __func__);
877 	}
878 
879 	return rval;
880 }
881 
882 /*
883  * qla_set_exlogin_mem_cfg
884  *	set extended login memory configuration
885  *	Mbx needs to be issues before init_cb is set
886  *
887  * Input:
888  *	ha:		adapter state pointer.
889  *	buffer:		buffer pointer
890  *	phys_addr:	physical address of buffer
891  *	size:		size of buffer
892  *	TARGET_QUEUE_LOCK must be released
893  *	ADAPTER_STATE_LOCK must be release
894  *
895  * Returns:
896  *	qla2x00 local funxtion status code.
897  *
898  * Context:
899  *	Kernel context.
900  */
901 #define CONFIG_XLOGINS_MEM	0x9
902 int
903 qla_set_exlogin_mem_cfg(scsi_qla_host_t *vha, dma_addr_t phys_addr)
904 {
905 	int		rval;
906 	mbx_cmd_t	mc;
907 	mbx_cmd_t	*mcp = &mc;
908 	struct qla_hw_data *ha = vha->hw;
909 
910 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x111a,
911 	    "Entered %s.\n", __func__);
912 
913 	memset(mcp->mb, 0 , sizeof(mcp->mb));
914 	mcp->mb[0] = MBC_GET_MEM_OFFLOAD_CNTRL_STAT;
915 	mcp->mb[1] = CONFIG_XLOGINS_MEM;
916 	mcp->mb[2] = MSW(phys_addr);
917 	mcp->mb[3] = LSW(phys_addr);
918 	mcp->mb[6] = MSW(MSD(phys_addr));
919 	mcp->mb[7] = LSW(MSD(phys_addr));
920 	mcp->mb[8] = MSW(ha->exlogin_size);
921 	mcp->mb[9] = LSW(ha->exlogin_size);
922 	mcp->out_mb = MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
923 	mcp->in_mb = MBX_11|MBX_0;
924 	mcp->tov = MBX_TOV_SECONDS;
925 	mcp->flags = 0;
926 	rval = qla2x00_mailbox_command(vha, mcp);
927 	if (rval != QLA_SUCCESS) {
928 		ql_dbg(ql_dbg_mbx, vha, 0x111b,
929 		       "EXlogin Failed=%x. MB0=%x MB11=%x\n",
930 		       rval, mcp->mb[0], mcp->mb[11]);
931 	} else {
932 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118c,
933 		    "Done %s.\n", __func__);
934 	}
935 
936 	return rval;
937 }
938 
939 /*
940  * qla_get_exchoffld_status
941  *	Get exchange offload status
942  *	uses the memory offload control/status Mailbox
943  *
944  * Input:
945  *	ha:		adapter state pointer.
946  *	fwopt:		firmware options
947  *
948  * Returns:
949  *	qla2x00 local function status
950  *
951  * Context:
952  *	Kernel context.
953  */
954 #define	FETCH_XCHOFFLD_STAT	0x2
955 int
956 qla_get_exchoffld_status(scsi_qla_host_t *vha, uint16_t *buf_sz,
957 	uint16_t *ex_logins_cnt)
958 {
959 	int rval;
960 	mbx_cmd_t	mc;
961 	mbx_cmd_t	*mcp = &mc;
962 
963 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1019,
964 	    "Entered %s\n", __func__);
965 
966 	memset(mcp->mb, 0 , sizeof(mcp->mb));
967 	mcp->mb[0] = MBC_GET_MEM_OFFLOAD_CNTRL_STAT;
968 	mcp->mb[1] = FETCH_XCHOFFLD_STAT;
969 	mcp->out_mb = MBX_1|MBX_0;
970 	mcp->in_mb = MBX_10|MBX_4|MBX_0;
971 	mcp->tov = MBX_TOV_SECONDS;
972 	mcp->flags = 0;
973 
974 	rval = qla2x00_mailbox_command(vha, mcp);
975 	if (rval != QLA_SUCCESS) {
976 		ql_dbg(ql_dbg_mbx, vha, 0x1155, "Failed=%x.\n", rval);
977 	} else {
978 		*buf_sz = mcp->mb[4];
979 		*ex_logins_cnt = mcp->mb[10];
980 
981 		ql_log(ql_log_info, vha, 0x118e,
982 		    "buffer size 0x%x, exchange offload count=%d\n",
983 		    mcp->mb[4], mcp->mb[10]);
984 
985 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1156,
986 		    "Done %s.\n", __func__);
987 	}
988 
989 	return rval;
990 }
991 
992 /*
993  * qla_set_exchoffld_mem_cfg
994  *	Set exchange offload memory configuration
995  *	Mbx needs to be issues before init_cb is set
996  *
997  * Input:
998  *	ha:		adapter state pointer.
999  *	buffer:		buffer pointer
1000  *	phys_addr:	physical address of buffer
1001  *	size:		size of buffer
1002  *	TARGET_QUEUE_LOCK must be released
1003  *	ADAPTER_STATE_LOCK must be release
1004  *
1005  * Returns:
1006  *	qla2x00 local funxtion status code.
1007  *
1008  * Context:
1009  *	Kernel context.
1010  */
1011 #define CONFIG_XCHOFFLD_MEM	0x3
1012 int
1013 qla_set_exchoffld_mem_cfg(scsi_qla_host_t *vha)
1014 {
1015 	int		rval;
1016 	mbx_cmd_t	mc;
1017 	mbx_cmd_t	*mcp = &mc;
1018 	struct qla_hw_data *ha = vha->hw;
1019 
1020 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1157,
1021 	    "Entered %s.\n", __func__);
1022 
1023 	memset(mcp->mb, 0 , sizeof(mcp->mb));
1024 	mcp->mb[0] = MBC_GET_MEM_OFFLOAD_CNTRL_STAT;
1025 	mcp->mb[1] = CONFIG_XCHOFFLD_MEM;
1026 	mcp->mb[2] = MSW(ha->exchoffld_buf_dma);
1027 	mcp->mb[3] = LSW(ha->exchoffld_buf_dma);
1028 	mcp->mb[6] = MSW(MSD(ha->exchoffld_buf_dma));
1029 	mcp->mb[7] = LSW(MSD(ha->exchoffld_buf_dma));
1030 	mcp->mb[8] = MSW(ha->exchoffld_size);
1031 	mcp->mb[9] = LSW(ha->exchoffld_size);
1032 	mcp->out_mb = MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
1033 	mcp->in_mb = MBX_11|MBX_0;
1034 	mcp->tov = MBX_TOV_SECONDS;
1035 	mcp->flags = 0;
1036 	rval = qla2x00_mailbox_command(vha, mcp);
1037 	if (rval != QLA_SUCCESS) {
1038 		/*EMPTY*/
1039 		ql_dbg(ql_dbg_mbx, vha, 0x1158, "Failed=%x.\n", rval);
1040 	} else {
1041 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1192,
1042 		    "Done %s.\n", __func__);
1043 	}
1044 
1045 	return rval;
1046 }
1047 
1048 /*
1049  * qla2x00_get_fw_version
1050  *	Get firmware version.
1051  *
1052  * Input:
1053  *	ha:		adapter state pointer.
1054  *	major:		pointer for major number.
1055  *	minor:		pointer for minor number.
1056  *	subminor:	pointer for subminor number.
1057  *
1058  * Returns:
1059  *	qla2x00 local function return status code.
1060  *
1061  * Context:
1062  *	Kernel context.
1063  */
1064 int
1065 qla2x00_get_fw_version(scsi_qla_host_t *vha)
1066 {
1067 	int		rval;
1068 	mbx_cmd_t	mc;
1069 	mbx_cmd_t	*mcp = &mc;
1070 	struct qla_hw_data *ha = vha->hw;
1071 
1072 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1029,
1073 	    "Entered %s.\n", __func__);
1074 
1075 	mcp->mb[0] = MBC_GET_FIRMWARE_VERSION;
1076 	mcp->out_mb = MBX_0;
1077 	mcp->in_mb = MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
1078 	if (IS_QLA81XX(vha->hw) || IS_QLA8031(ha) || IS_QLA8044(ha))
1079 		mcp->in_mb |= MBX_13|MBX_12|MBX_11|MBX_10|MBX_9|MBX_8;
1080 	if (IS_FWI2_CAPABLE(ha))
1081 		mcp->in_mb |= MBX_17|MBX_16|MBX_15;
1082 	if (IS_QLA27XX(ha) || IS_QLA28XX(ha))
1083 		mcp->in_mb |=
1084 		    MBX_25|MBX_24|MBX_23|MBX_22|MBX_21|MBX_20|MBX_19|MBX_18|
1085 		    MBX_14|MBX_13|MBX_11|MBX_10|MBX_9|MBX_8|MBX_7;
1086 
1087 	mcp->flags = 0;
1088 	mcp->tov = MBX_TOV_SECONDS;
1089 	rval = qla2x00_mailbox_command(vha, mcp);
1090 	if (rval != QLA_SUCCESS)
1091 		goto failed;
1092 
1093 	/* Return mailbox data. */
1094 	ha->fw_major_version = mcp->mb[1];
1095 	ha->fw_minor_version = mcp->mb[2];
1096 	ha->fw_subminor_version = mcp->mb[3];
1097 	ha->fw_attributes = mcp->mb[6];
1098 	if (IS_QLA2100(vha->hw) || IS_QLA2200(vha->hw))
1099 		ha->fw_memory_size = 0x1FFFF;		/* Defaults to 128KB. */
1100 	else
1101 		ha->fw_memory_size = (mcp->mb[5] << 16) | mcp->mb[4];
1102 
1103 	if (IS_QLA81XX(vha->hw) || IS_QLA8031(vha->hw) || IS_QLA8044(ha)) {
1104 		ha->mpi_version[0] = mcp->mb[10] & 0xff;
1105 		ha->mpi_version[1] = mcp->mb[11] >> 8;
1106 		ha->mpi_version[2] = mcp->mb[11] & 0xff;
1107 		ha->mpi_capabilities = (mcp->mb[12] << 16) | mcp->mb[13];
1108 		ha->phy_version[0] = mcp->mb[8] & 0xff;
1109 		ha->phy_version[1] = mcp->mb[9] >> 8;
1110 		ha->phy_version[2] = mcp->mb[9] & 0xff;
1111 	}
1112 
1113 	if (IS_FWI2_CAPABLE(ha)) {
1114 		ha->fw_attributes_h = mcp->mb[15];
1115 		ha->fw_attributes_ext[0] = mcp->mb[16];
1116 		ha->fw_attributes_ext[1] = mcp->mb[17];
1117 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1139,
1118 		    "%s: FW_attributes Upper: 0x%x, Lower: 0x%x.\n",
1119 		    __func__, mcp->mb[15], mcp->mb[6]);
1120 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x112f,
1121 		    "%s: Ext_FwAttributes Upper: 0x%x, Lower: 0x%x.\n",
1122 		    __func__, mcp->mb[17], mcp->mb[16]);
1123 
1124 		if (ha->fw_attributes_h & 0x4)
1125 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118d,
1126 			    "%s: Firmware supports Extended Login 0x%x\n",
1127 			    __func__, ha->fw_attributes_h);
1128 
1129 		if (ha->fw_attributes_h & 0x8)
1130 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1191,
1131 			    "%s: Firmware supports Exchange Offload 0x%x\n",
1132 			    __func__, ha->fw_attributes_h);
1133 
1134 		/*
1135 		 * FW supports nvme and driver load parameter requested nvme.
1136 		 * BIT 26 of fw_attributes indicates NVMe support.
1137 		 */
1138 		if ((ha->fw_attributes_h &
1139 		    (FW_ATTR_H_NVME | FW_ATTR_H_NVME_UPDATED)) &&
1140 			ql2xnvmeenable) {
1141 			if (ha->fw_attributes_h & FW_ATTR_H_NVME_FBURST)
1142 				vha->flags.nvme_first_burst = 1;
1143 
1144 			vha->flags.nvme_enabled = 1;
1145 			ql_log(ql_log_info, vha, 0xd302,
1146 			    "%s: FC-NVMe is Enabled (0x%x)\n",
1147 			     __func__, ha->fw_attributes_h);
1148 		}
1149 
1150 		/* BIT_13 of Extended FW Attributes informs about NVMe2 support */
1151 		if (ha->fw_attributes_ext[0] & FW_ATTR_EXT0_NVME2) {
1152 			ql_log(ql_log_info, vha, 0xd302,
1153 			       "Firmware supports NVMe2 0x%x\n",
1154 			       ha->fw_attributes_ext[0]);
1155 			vha->flags.nvme2_enabled = 1;
1156 		}
1157 
1158 		if (IS_QLA28XX(ha) && ha->flags.edif_hw && ql2xsecenable &&
1159 		    (ha->fw_attributes_ext[0] & FW_ATTR_EXT0_EDIF)) {
1160 			ha->flags.edif_enabled = 1;
1161 			ql_log(ql_log_info, vha, 0xffff,
1162 			       "%s: edif is enabled\n", __func__);
1163 		}
1164 	}
1165 
1166 	if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
1167 		ha->serdes_version[0] = mcp->mb[7] & 0xff;
1168 		ha->serdes_version[1] = mcp->mb[8] >> 8;
1169 		ha->serdes_version[2] = mcp->mb[8] & 0xff;
1170 		ha->mpi_version[0] = mcp->mb[10] & 0xff;
1171 		ha->mpi_version[1] = mcp->mb[11] >> 8;
1172 		ha->mpi_version[2] = mcp->mb[11] & 0xff;
1173 		ha->pep_version[0] = mcp->mb[13] & 0xff;
1174 		ha->pep_version[1] = mcp->mb[14] >> 8;
1175 		ha->pep_version[2] = mcp->mb[14] & 0xff;
1176 		ha->fw_shared_ram_start = (mcp->mb[19] << 16) | mcp->mb[18];
1177 		ha->fw_shared_ram_end = (mcp->mb[21] << 16) | mcp->mb[20];
1178 		ha->fw_ddr_ram_start = (mcp->mb[23] << 16) | mcp->mb[22];
1179 		ha->fw_ddr_ram_end = (mcp->mb[25] << 16) | mcp->mb[24];
1180 		if (IS_QLA28XX(ha)) {
1181 			if (mcp->mb[16] & BIT_10)
1182 				ha->flags.secure_fw = 1;
1183 
1184 			ql_log(ql_log_info, vha, 0xffff,
1185 			    "Secure Flash Update in FW: %s\n",
1186 			    (ha->flags.secure_fw) ? "Supported" :
1187 			    "Not Supported");
1188 		}
1189 
1190 		if (ha->flags.scm_supported_a &&
1191 		    (ha->fw_attributes_ext[0] & FW_ATTR_EXT0_SCM_SUPPORTED)) {
1192 			ha->flags.scm_supported_f = 1;
1193 			ha->sf_init_cb->flags |= cpu_to_le16(BIT_13);
1194 		}
1195 		ql_log(ql_log_info, vha, 0x11a3, "SCM in FW: %s\n",
1196 		       (ha->flags.scm_supported_f) ? "Supported" :
1197 		       "Not Supported");
1198 
1199 		if (vha->flags.nvme2_enabled) {
1200 			/* set BIT_15 of special feature control block for SLER */
1201 			ha->sf_init_cb->flags |= cpu_to_le16(BIT_15);
1202 			/* set BIT_14 of special feature control block for PI CTRL*/
1203 			ha->sf_init_cb->flags |= cpu_to_le16(BIT_14);
1204 		}
1205 	}
1206 
1207 failed:
1208 	if (rval != QLA_SUCCESS) {
1209 		/*EMPTY*/
1210 		ql_dbg(ql_dbg_mbx, vha, 0x102a, "Failed=%x.\n", rval);
1211 	} else {
1212 		/*EMPTY*/
1213 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x102b,
1214 		    "Done %s.\n", __func__);
1215 	}
1216 	return rval;
1217 }
1218 
1219 /*
1220  * qla2x00_get_fw_options
1221  *	Set firmware options.
1222  *
1223  * Input:
1224  *	ha = adapter block pointer.
1225  *	fwopt = pointer for firmware options.
1226  *
1227  * Returns:
1228  *	qla2x00 local function return status code.
1229  *
1230  * Context:
1231  *	Kernel context.
1232  */
1233 int
1234 qla2x00_get_fw_options(scsi_qla_host_t *vha, uint16_t *fwopts)
1235 {
1236 	int rval;
1237 	mbx_cmd_t mc;
1238 	mbx_cmd_t *mcp = &mc;
1239 
1240 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x102c,
1241 	    "Entered %s.\n", __func__);
1242 
1243 	mcp->mb[0] = MBC_GET_FIRMWARE_OPTION;
1244 	mcp->out_mb = MBX_0;
1245 	mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
1246 	mcp->tov = MBX_TOV_SECONDS;
1247 	mcp->flags = 0;
1248 	rval = qla2x00_mailbox_command(vha, mcp);
1249 
1250 	if (rval != QLA_SUCCESS) {
1251 		/*EMPTY*/
1252 		ql_dbg(ql_dbg_mbx, vha, 0x102d, "Failed=%x.\n", rval);
1253 	} else {
1254 		fwopts[0] = mcp->mb[0];
1255 		fwopts[1] = mcp->mb[1];
1256 		fwopts[2] = mcp->mb[2];
1257 		fwopts[3] = mcp->mb[3];
1258 
1259 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x102e,
1260 		    "Done %s.\n", __func__);
1261 	}
1262 
1263 	return rval;
1264 }
1265 
1266 
1267 /*
1268  * qla2x00_set_fw_options
1269  *	Set firmware options.
1270  *
1271  * Input:
1272  *	ha = adapter block pointer.
1273  *	fwopt = pointer for firmware options.
1274  *
1275  * Returns:
1276  *	qla2x00 local function return status code.
1277  *
1278  * Context:
1279  *	Kernel context.
1280  */
1281 int
1282 qla2x00_set_fw_options(scsi_qla_host_t *vha, uint16_t *fwopts)
1283 {
1284 	int rval;
1285 	mbx_cmd_t mc;
1286 	mbx_cmd_t *mcp = &mc;
1287 
1288 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x102f,
1289 	    "Entered %s.\n", __func__);
1290 
1291 	mcp->mb[0] = MBC_SET_FIRMWARE_OPTION;
1292 	mcp->mb[1] = fwopts[1];
1293 	mcp->mb[2] = fwopts[2];
1294 	mcp->mb[3] = fwopts[3];
1295 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
1296 	mcp->in_mb = MBX_0;
1297 	if (IS_FWI2_CAPABLE(vha->hw)) {
1298 		mcp->in_mb |= MBX_1;
1299 		mcp->mb[10] = fwopts[10];
1300 		mcp->out_mb |= MBX_10;
1301 	} else {
1302 		mcp->mb[10] = fwopts[10];
1303 		mcp->mb[11] = fwopts[11];
1304 		mcp->mb[12] = 0;	/* Undocumented, but used */
1305 		mcp->out_mb |= MBX_12|MBX_11|MBX_10;
1306 	}
1307 	mcp->tov = MBX_TOV_SECONDS;
1308 	mcp->flags = 0;
1309 	rval = qla2x00_mailbox_command(vha, mcp);
1310 
1311 	fwopts[0] = mcp->mb[0];
1312 
1313 	if (rval != QLA_SUCCESS) {
1314 		/*EMPTY*/
1315 		ql_dbg(ql_dbg_mbx, vha, 0x1030,
1316 		    "Failed=%x (%x/%x).\n", rval, mcp->mb[0], mcp->mb[1]);
1317 	} else {
1318 		/*EMPTY*/
1319 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1031,
1320 		    "Done %s.\n", __func__);
1321 	}
1322 
1323 	return rval;
1324 }
1325 
1326 /*
1327  * qla2x00_mbx_reg_test
1328  *	Mailbox register wrap test.
1329  *
1330  * Input:
1331  *	ha = adapter block pointer.
1332  *	TARGET_QUEUE_LOCK must be released.
1333  *	ADAPTER_STATE_LOCK must be released.
1334  *
1335  * Returns:
1336  *	qla2x00 local function return status code.
1337  *
1338  * Context:
1339  *	Kernel context.
1340  */
1341 int
1342 qla2x00_mbx_reg_test(scsi_qla_host_t *vha)
1343 {
1344 	int rval;
1345 	mbx_cmd_t mc;
1346 	mbx_cmd_t *mcp = &mc;
1347 
1348 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1032,
1349 	    "Entered %s.\n", __func__);
1350 
1351 	mcp->mb[0] = MBC_MAILBOX_REGISTER_TEST;
1352 	mcp->mb[1] = 0xAAAA;
1353 	mcp->mb[2] = 0x5555;
1354 	mcp->mb[3] = 0xAA55;
1355 	mcp->mb[4] = 0x55AA;
1356 	mcp->mb[5] = 0xA5A5;
1357 	mcp->mb[6] = 0x5A5A;
1358 	mcp->mb[7] = 0x2525;
1359 	mcp->out_mb = MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
1360 	mcp->in_mb = MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
1361 	mcp->tov = MBX_TOV_SECONDS;
1362 	mcp->flags = 0;
1363 	rval = qla2x00_mailbox_command(vha, mcp);
1364 
1365 	if (rval == QLA_SUCCESS) {
1366 		if (mcp->mb[1] != 0xAAAA || mcp->mb[2] != 0x5555 ||
1367 		    mcp->mb[3] != 0xAA55 || mcp->mb[4] != 0x55AA)
1368 			rval = QLA_FUNCTION_FAILED;
1369 		if (mcp->mb[5] != 0xA5A5 || mcp->mb[6] != 0x5A5A ||
1370 		    mcp->mb[7] != 0x2525)
1371 			rval = QLA_FUNCTION_FAILED;
1372 	}
1373 
1374 	if (rval != QLA_SUCCESS) {
1375 		/*EMPTY*/
1376 		ql_dbg(ql_dbg_mbx, vha, 0x1033, "Failed=%x.\n", rval);
1377 		vha->hw_err_cnt++;
1378 	} else {
1379 		/*EMPTY*/
1380 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1034,
1381 		    "Done %s.\n", __func__);
1382 	}
1383 
1384 	return rval;
1385 }
1386 
1387 /*
1388  * qla2x00_verify_checksum
1389  *	Verify firmware checksum.
1390  *
1391  * Input:
1392  *	ha = adapter block pointer.
1393  *	TARGET_QUEUE_LOCK must be released.
1394  *	ADAPTER_STATE_LOCK must be released.
1395  *
1396  * Returns:
1397  *	qla2x00 local function return status code.
1398  *
1399  * Context:
1400  *	Kernel context.
1401  */
1402 int
1403 qla2x00_verify_checksum(scsi_qla_host_t *vha, uint32_t risc_addr)
1404 {
1405 	int rval;
1406 	mbx_cmd_t mc;
1407 	mbx_cmd_t *mcp = &mc;
1408 
1409 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1035,
1410 	    "Entered %s.\n", __func__);
1411 
1412 	mcp->mb[0] = MBC_VERIFY_CHECKSUM;
1413 	mcp->out_mb = MBX_0;
1414 	mcp->in_mb = MBX_0;
1415 	if (IS_FWI2_CAPABLE(vha->hw)) {
1416 		mcp->mb[1] = MSW(risc_addr);
1417 		mcp->mb[2] = LSW(risc_addr);
1418 		mcp->out_mb |= MBX_2|MBX_1;
1419 		mcp->in_mb |= MBX_2|MBX_1;
1420 	} else {
1421 		mcp->mb[1] = LSW(risc_addr);
1422 		mcp->out_mb |= MBX_1;
1423 		mcp->in_mb |= MBX_1;
1424 	}
1425 
1426 	mcp->tov = MBX_TOV_SECONDS;
1427 	mcp->flags = 0;
1428 	rval = qla2x00_mailbox_command(vha, mcp);
1429 
1430 	if (rval != QLA_SUCCESS) {
1431 		ql_dbg(ql_dbg_mbx, vha, 0x1036,
1432 		    "Failed=%x chm sum=%x.\n", rval, IS_FWI2_CAPABLE(vha->hw) ?
1433 		    (mcp->mb[2] << 16) | mcp->mb[1] : mcp->mb[1]);
1434 	} else {
1435 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1037,
1436 		    "Done %s.\n", __func__);
1437 	}
1438 
1439 	return rval;
1440 }
1441 
1442 /*
1443  * qla2x00_issue_iocb
1444  *	Issue IOCB using mailbox command
1445  *
1446  * Input:
1447  *	ha = adapter state pointer.
1448  *	buffer = buffer pointer.
1449  *	phys_addr = physical address of buffer.
1450  *	size = size of buffer.
1451  *	TARGET_QUEUE_LOCK must be released.
1452  *	ADAPTER_STATE_LOCK must be released.
1453  *
1454  * Returns:
1455  *	qla2x00 local function return status code.
1456  *
1457  * Context:
1458  *	Kernel context.
1459  */
1460 int
1461 qla2x00_issue_iocb_timeout(scsi_qla_host_t *vha, void *buffer,
1462     dma_addr_t phys_addr, size_t size, uint32_t tov)
1463 {
1464 	int		rval;
1465 	mbx_cmd_t	mc;
1466 	mbx_cmd_t	*mcp = &mc;
1467 
1468 	if (!vha->hw->flags.fw_started)
1469 		return QLA_INVALID_COMMAND;
1470 
1471 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1038,
1472 	    "Entered %s.\n", __func__);
1473 
1474 	mcp->mb[0] = MBC_IOCB_COMMAND_A64;
1475 	mcp->mb[1] = 0;
1476 	mcp->mb[2] = MSW(LSD(phys_addr));
1477 	mcp->mb[3] = LSW(LSD(phys_addr));
1478 	mcp->mb[6] = MSW(MSD(phys_addr));
1479 	mcp->mb[7] = LSW(MSD(phys_addr));
1480 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
1481 	mcp->in_mb = MBX_1|MBX_0;
1482 	mcp->tov = tov;
1483 	mcp->flags = 0;
1484 	rval = qla2x00_mailbox_command(vha, mcp);
1485 
1486 	if (rval != QLA_SUCCESS) {
1487 		/*EMPTY*/
1488 		ql_dbg(ql_dbg_mbx, vha, 0x1039, "Failed=%x.\n", rval);
1489 	} else {
1490 		sts_entry_t *sts_entry = buffer;
1491 
1492 		/* Mask reserved bits. */
1493 		sts_entry->entry_status &=
1494 		    IS_FWI2_CAPABLE(vha->hw) ? RF_MASK_24XX : RF_MASK;
1495 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x103a,
1496 		    "Done %s (status=%x).\n", __func__,
1497 		    sts_entry->entry_status);
1498 	}
1499 
1500 	return rval;
1501 }
1502 
1503 int
1504 qla2x00_issue_iocb(scsi_qla_host_t *vha, void *buffer, dma_addr_t phys_addr,
1505     size_t size)
1506 {
1507 	return qla2x00_issue_iocb_timeout(vha, buffer, phys_addr, size,
1508 	    MBX_TOV_SECONDS);
1509 }
1510 
1511 /*
1512  * qla2x00_abort_command
1513  *	Abort command aborts a specified IOCB.
1514  *
1515  * Input:
1516  *	ha = adapter block pointer.
1517  *	sp = SB structure pointer.
1518  *
1519  * Returns:
1520  *	qla2x00 local function return status code.
1521  *
1522  * Context:
1523  *	Kernel context.
1524  */
1525 int
1526 qla2x00_abort_command(srb_t *sp)
1527 {
1528 	unsigned long   flags = 0;
1529 	int		rval;
1530 	uint32_t	handle = 0;
1531 	mbx_cmd_t	mc;
1532 	mbx_cmd_t	*mcp = &mc;
1533 	fc_port_t	*fcport = sp->fcport;
1534 	scsi_qla_host_t *vha = fcport->vha;
1535 	struct qla_hw_data *ha = vha->hw;
1536 	struct req_que *req;
1537 	struct scsi_cmnd *cmd = GET_CMD_SP(sp);
1538 
1539 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x103b,
1540 	    "Entered %s.\n", __func__);
1541 
1542 	if (sp->qpair)
1543 		req = sp->qpair->req;
1544 	else
1545 		req = vha->req;
1546 
1547 	spin_lock_irqsave(&ha->hardware_lock, flags);
1548 	for (handle = 1; handle < req->num_outstanding_cmds; handle++) {
1549 		if (req->outstanding_cmds[handle] == sp)
1550 			break;
1551 	}
1552 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
1553 
1554 	if (handle == req->num_outstanding_cmds) {
1555 		/* command not found */
1556 		return QLA_FUNCTION_FAILED;
1557 	}
1558 
1559 	mcp->mb[0] = MBC_ABORT_COMMAND;
1560 	if (HAS_EXTENDED_IDS(ha))
1561 		mcp->mb[1] = fcport->loop_id;
1562 	else
1563 		mcp->mb[1] = fcport->loop_id << 8;
1564 	mcp->mb[2] = (uint16_t)handle;
1565 	mcp->mb[3] = (uint16_t)(handle >> 16);
1566 	mcp->mb[6] = (uint16_t)cmd->device->lun;
1567 	mcp->out_mb = MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
1568 	mcp->in_mb = MBX_0;
1569 	mcp->tov = MBX_TOV_SECONDS;
1570 	mcp->flags = 0;
1571 	rval = qla2x00_mailbox_command(vha, mcp);
1572 
1573 	if (rval != QLA_SUCCESS) {
1574 		ql_dbg(ql_dbg_mbx, vha, 0x103c, "Failed=%x.\n", rval);
1575 	} else {
1576 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x103d,
1577 		    "Done %s.\n", __func__);
1578 	}
1579 
1580 	return rval;
1581 }
1582 
1583 int
1584 qla2x00_abort_target(struct fc_port *fcport, uint64_t l, int tag)
1585 {
1586 	int rval, rval2;
1587 	mbx_cmd_t  mc;
1588 	mbx_cmd_t  *mcp = &mc;
1589 	scsi_qla_host_t *vha;
1590 
1591 	vha = fcport->vha;
1592 
1593 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x103e,
1594 	    "Entered %s.\n", __func__);
1595 
1596 	mcp->mb[0] = MBC_ABORT_TARGET;
1597 	mcp->out_mb = MBX_9|MBX_2|MBX_1|MBX_0;
1598 	if (HAS_EXTENDED_IDS(vha->hw)) {
1599 		mcp->mb[1] = fcport->loop_id;
1600 		mcp->mb[10] = 0;
1601 		mcp->out_mb |= MBX_10;
1602 	} else {
1603 		mcp->mb[1] = fcport->loop_id << 8;
1604 	}
1605 	mcp->mb[2] = vha->hw->loop_reset_delay;
1606 	mcp->mb[9] = vha->vp_idx;
1607 
1608 	mcp->in_mb = MBX_0;
1609 	mcp->tov = MBX_TOV_SECONDS;
1610 	mcp->flags = 0;
1611 	rval = qla2x00_mailbox_command(vha, mcp);
1612 	if (rval != QLA_SUCCESS) {
1613 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x103f,
1614 		    "Failed=%x.\n", rval);
1615 	}
1616 
1617 	/* Issue marker IOCB. */
1618 	rval2 = qla2x00_marker(vha, vha->hw->base_qpair, fcport->loop_id, 0,
1619 							MK_SYNC_ID);
1620 	if (rval2 != QLA_SUCCESS) {
1621 		ql_dbg(ql_dbg_mbx, vha, 0x1040,
1622 		    "Failed to issue marker IOCB (%x).\n", rval2);
1623 	} else {
1624 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1041,
1625 		    "Done %s.\n", __func__);
1626 	}
1627 
1628 	return rval;
1629 }
1630 
1631 int
1632 qla2x00_lun_reset(struct fc_port *fcport, uint64_t l, int tag)
1633 {
1634 	int rval, rval2;
1635 	mbx_cmd_t  mc;
1636 	mbx_cmd_t  *mcp = &mc;
1637 	scsi_qla_host_t *vha;
1638 
1639 	vha = fcport->vha;
1640 
1641 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1042,
1642 	    "Entered %s.\n", __func__);
1643 
1644 	mcp->mb[0] = MBC_LUN_RESET;
1645 	mcp->out_mb = MBX_9|MBX_3|MBX_2|MBX_1|MBX_0;
1646 	if (HAS_EXTENDED_IDS(vha->hw))
1647 		mcp->mb[1] = fcport->loop_id;
1648 	else
1649 		mcp->mb[1] = fcport->loop_id << 8;
1650 	mcp->mb[2] = (u32)l;
1651 	mcp->mb[3] = 0;
1652 	mcp->mb[9] = vha->vp_idx;
1653 
1654 	mcp->in_mb = MBX_0;
1655 	mcp->tov = MBX_TOV_SECONDS;
1656 	mcp->flags = 0;
1657 	rval = qla2x00_mailbox_command(vha, mcp);
1658 	if (rval != QLA_SUCCESS) {
1659 		ql_dbg(ql_dbg_mbx, vha, 0x1043, "Failed=%x.\n", rval);
1660 	}
1661 
1662 	/* Issue marker IOCB. */
1663 	rval2 = qla2x00_marker(vha, vha->hw->base_qpair, fcport->loop_id, l,
1664 								MK_SYNC_ID_LUN);
1665 	if (rval2 != QLA_SUCCESS) {
1666 		ql_dbg(ql_dbg_mbx, vha, 0x1044,
1667 		    "Failed to issue marker IOCB (%x).\n", rval2);
1668 	} else {
1669 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1045,
1670 		    "Done %s.\n", __func__);
1671 	}
1672 
1673 	return rval;
1674 }
1675 
1676 /*
1677  * qla2x00_get_adapter_id
1678  *	Get adapter ID and topology.
1679  *
1680  * Input:
1681  *	ha = adapter block pointer.
1682  *	id = pointer for loop ID.
1683  *	al_pa = pointer for AL_PA.
1684  *	area = pointer for area.
1685  *	domain = pointer for domain.
1686  *	top = pointer for topology.
1687  *	TARGET_QUEUE_LOCK must be released.
1688  *	ADAPTER_STATE_LOCK must be released.
1689  *
1690  * Returns:
1691  *	qla2x00 local function return status code.
1692  *
1693  * Context:
1694  *	Kernel context.
1695  */
1696 int
1697 qla2x00_get_adapter_id(scsi_qla_host_t *vha, uint16_t *id, uint8_t *al_pa,
1698     uint8_t *area, uint8_t *domain, uint16_t *top, uint16_t *sw_cap)
1699 {
1700 	int rval;
1701 	mbx_cmd_t mc;
1702 	mbx_cmd_t *mcp = &mc;
1703 
1704 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1046,
1705 	    "Entered %s.\n", __func__);
1706 
1707 	mcp->mb[0] = MBC_GET_ADAPTER_LOOP_ID;
1708 	mcp->mb[9] = vha->vp_idx;
1709 	mcp->out_mb = MBX_9|MBX_0;
1710 	mcp->in_mb = MBX_9|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
1711 	if (IS_CNA_CAPABLE(vha->hw))
1712 		mcp->in_mb |= MBX_13|MBX_12|MBX_11|MBX_10;
1713 	if (IS_FWI2_CAPABLE(vha->hw))
1714 		mcp->in_mb |= MBX_19|MBX_18|MBX_17|MBX_16;
1715 	if (IS_QLA27XX(vha->hw) || IS_QLA28XX(vha->hw))
1716 		mcp->in_mb |= MBX_15|MBX_21|MBX_22|MBX_23;
1717 
1718 	mcp->tov = MBX_TOV_SECONDS;
1719 	mcp->flags = 0;
1720 	rval = qla2x00_mailbox_command(vha, mcp);
1721 	if (mcp->mb[0] == MBS_COMMAND_ERROR)
1722 		rval = QLA_COMMAND_ERROR;
1723 	else if (mcp->mb[0] == MBS_INVALID_COMMAND)
1724 		rval = QLA_INVALID_COMMAND;
1725 
1726 	/* Return data. */
1727 	*id = mcp->mb[1];
1728 	*al_pa = LSB(mcp->mb[2]);
1729 	*area = MSB(mcp->mb[2]);
1730 	*domain	= LSB(mcp->mb[3]);
1731 	*top = mcp->mb[6];
1732 	*sw_cap = mcp->mb[7];
1733 
1734 	if (rval != QLA_SUCCESS) {
1735 		/*EMPTY*/
1736 		ql_dbg(ql_dbg_mbx, vha, 0x1047, "Failed=%x.\n", rval);
1737 	} else {
1738 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1048,
1739 		    "Done %s.\n", __func__);
1740 
1741 		if (IS_CNA_CAPABLE(vha->hw)) {
1742 			vha->fcoe_vlan_id = mcp->mb[9] & 0xfff;
1743 			vha->fcoe_fcf_idx = mcp->mb[10];
1744 			vha->fcoe_vn_port_mac[5] = mcp->mb[11] >> 8;
1745 			vha->fcoe_vn_port_mac[4] = mcp->mb[11] & 0xff;
1746 			vha->fcoe_vn_port_mac[3] = mcp->mb[12] >> 8;
1747 			vha->fcoe_vn_port_mac[2] = mcp->mb[12] & 0xff;
1748 			vha->fcoe_vn_port_mac[1] = mcp->mb[13] >> 8;
1749 			vha->fcoe_vn_port_mac[0] = mcp->mb[13] & 0xff;
1750 		}
1751 		/* If FA-WWN supported */
1752 		if (IS_FAWWN_CAPABLE(vha->hw)) {
1753 			if (mcp->mb[7] & BIT_14) {
1754 				vha->port_name[0] = MSB(mcp->mb[16]);
1755 				vha->port_name[1] = LSB(mcp->mb[16]);
1756 				vha->port_name[2] = MSB(mcp->mb[17]);
1757 				vha->port_name[3] = LSB(mcp->mb[17]);
1758 				vha->port_name[4] = MSB(mcp->mb[18]);
1759 				vha->port_name[5] = LSB(mcp->mb[18]);
1760 				vha->port_name[6] = MSB(mcp->mb[19]);
1761 				vha->port_name[7] = LSB(mcp->mb[19]);
1762 				fc_host_port_name(vha->host) =
1763 				    wwn_to_u64(vha->port_name);
1764 				ql_dbg(ql_dbg_mbx, vha, 0x10ca,
1765 				    "FA-WWN acquired %016llx\n",
1766 				    wwn_to_u64(vha->port_name));
1767 			}
1768 		}
1769 
1770 		if (IS_QLA27XX(vha->hw) || IS_QLA28XX(vha->hw)) {
1771 			vha->bbcr = mcp->mb[15];
1772 			if (mcp->mb[7] & SCM_EDC_ACC_RECEIVED) {
1773 				ql_log(ql_log_info, vha, 0x11a4,
1774 				       "SCM: EDC ELS completed, flags 0x%x\n",
1775 				       mcp->mb[21]);
1776 			}
1777 			if (mcp->mb[7] & SCM_RDF_ACC_RECEIVED) {
1778 				vha->hw->flags.scm_enabled = 1;
1779 				vha->scm_fabric_connection_flags |=
1780 				    SCM_FLAG_RDF_COMPLETED;
1781 				ql_log(ql_log_info, vha, 0x11a5,
1782 				       "SCM: RDF ELS completed, flags 0x%x\n",
1783 				       mcp->mb[23]);
1784 			}
1785 		}
1786 	}
1787 
1788 	return rval;
1789 }
1790 
1791 /*
1792  * qla2x00_get_retry_cnt
1793  *	Get current firmware login retry count and delay.
1794  *
1795  * Input:
1796  *	ha = adapter block pointer.
1797  *	retry_cnt = pointer to login retry count.
1798  *	tov = pointer to login timeout value.
1799  *
1800  * Returns:
1801  *	qla2x00 local function return status code.
1802  *
1803  * Context:
1804  *	Kernel context.
1805  */
1806 int
1807 qla2x00_get_retry_cnt(scsi_qla_host_t *vha, uint8_t *retry_cnt, uint8_t *tov,
1808     uint16_t *r_a_tov)
1809 {
1810 	int rval;
1811 	uint16_t ratov;
1812 	mbx_cmd_t mc;
1813 	mbx_cmd_t *mcp = &mc;
1814 
1815 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1049,
1816 	    "Entered %s.\n", __func__);
1817 
1818 	mcp->mb[0] = MBC_GET_RETRY_COUNT;
1819 	mcp->out_mb = MBX_0;
1820 	mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
1821 	mcp->tov = MBX_TOV_SECONDS;
1822 	mcp->flags = 0;
1823 	rval = qla2x00_mailbox_command(vha, mcp);
1824 
1825 	if (rval != QLA_SUCCESS) {
1826 		/*EMPTY*/
1827 		ql_dbg(ql_dbg_mbx, vha, 0x104a,
1828 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
1829 	} else {
1830 		/* Convert returned data and check our values. */
1831 		*r_a_tov = mcp->mb[3] / 2;
1832 		ratov = (mcp->mb[3]/2) / 10;  /* mb[3] value is in 100ms */
1833 		if (mcp->mb[1] * ratov > (*retry_cnt) * (*tov)) {
1834 			/* Update to the larger values */
1835 			*retry_cnt = (uint8_t)mcp->mb[1];
1836 			*tov = ratov;
1837 		}
1838 
1839 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x104b,
1840 		    "Done %s mb3=%d ratov=%d.\n", __func__, mcp->mb[3], ratov);
1841 	}
1842 
1843 	return rval;
1844 }
1845 
1846 /*
1847  * qla2x00_init_firmware
1848  *	Initialize adapter firmware.
1849  *
1850  * Input:
1851  *	ha = adapter block pointer.
1852  *	dptr = Initialization control block pointer.
1853  *	size = size of initialization control block.
1854  *	TARGET_QUEUE_LOCK must be released.
1855  *	ADAPTER_STATE_LOCK must be released.
1856  *
1857  * Returns:
1858  *	qla2x00 local function return status code.
1859  *
1860  * Context:
1861  *	Kernel context.
1862  */
1863 int
1864 qla2x00_init_firmware(scsi_qla_host_t *vha, uint16_t size)
1865 {
1866 	int rval;
1867 	mbx_cmd_t mc;
1868 	mbx_cmd_t *mcp = &mc;
1869 	struct qla_hw_data *ha = vha->hw;
1870 
1871 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x104c,
1872 	    "Entered %s.\n", __func__);
1873 
1874 	if (IS_P3P_TYPE(ha) && ql2xdbwr)
1875 		qla82xx_wr_32(ha, (uintptr_t __force)ha->nxdb_wr_ptr,
1876 			(0x04 | (ha->portnum << 5) | (0 << 8) | (0 << 16)));
1877 
1878 	if (ha->flags.npiv_supported)
1879 		mcp->mb[0] = MBC_MID_INITIALIZE_FIRMWARE;
1880 	else
1881 		mcp->mb[0] = MBC_INITIALIZE_FIRMWARE;
1882 
1883 	mcp->mb[1] = 0;
1884 	mcp->mb[2] = MSW(ha->init_cb_dma);
1885 	mcp->mb[3] = LSW(ha->init_cb_dma);
1886 	mcp->mb[6] = MSW(MSD(ha->init_cb_dma));
1887 	mcp->mb[7] = LSW(MSD(ha->init_cb_dma));
1888 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
1889 	if (ha->ex_init_cb && ha->ex_init_cb->ex_version) {
1890 		mcp->mb[1] = BIT_0;
1891 		mcp->mb[10] = MSW(ha->ex_init_cb_dma);
1892 		mcp->mb[11] = LSW(ha->ex_init_cb_dma);
1893 		mcp->mb[12] = MSW(MSD(ha->ex_init_cb_dma));
1894 		mcp->mb[13] = LSW(MSD(ha->ex_init_cb_dma));
1895 		mcp->mb[14] = sizeof(*ha->ex_init_cb);
1896 		mcp->out_mb |= MBX_14|MBX_13|MBX_12|MBX_11|MBX_10;
1897 	}
1898 
1899 	if (ha->flags.scm_supported_f || vha->flags.nvme2_enabled) {
1900 		mcp->mb[1] |= BIT_1;
1901 		mcp->mb[16] = MSW(ha->sf_init_cb_dma);
1902 		mcp->mb[17] = LSW(ha->sf_init_cb_dma);
1903 		mcp->mb[18] = MSW(MSD(ha->sf_init_cb_dma));
1904 		mcp->mb[19] = LSW(MSD(ha->sf_init_cb_dma));
1905 		mcp->mb[15] = sizeof(*ha->sf_init_cb);
1906 		mcp->out_mb |= MBX_19|MBX_18|MBX_17|MBX_16|MBX_15;
1907 	}
1908 
1909 	/* 1 and 2 should normally be captured. */
1910 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
1911 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))
1912 		/* mb3 is additional info about the installed SFP. */
1913 		mcp->in_mb  |= MBX_3;
1914 	mcp->buf_size = size;
1915 	mcp->flags = MBX_DMA_OUT;
1916 	mcp->tov = MBX_TOV_SECONDS;
1917 	rval = qla2x00_mailbox_command(vha, mcp);
1918 
1919 	if (rval != QLA_SUCCESS) {
1920 		/*EMPTY*/
1921 		ql_dbg(ql_dbg_mbx, vha, 0x104d,
1922 		    "Failed=%x mb[0]=%x, mb[1]=%x, mb[2]=%x, mb[3]=%x.\n",
1923 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2], mcp->mb[3]);
1924 		if (ha->init_cb) {
1925 			ql_dbg(ql_dbg_mbx, vha, 0x104d, "init_cb:\n");
1926 			ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha,
1927 			    0x0104d, ha->init_cb, sizeof(*ha->init_cb));
1928 		}
1929 		if (ha->ex_init_cb && ha->ex_init_cb->ex_version) {
1930 			ql_dbg(ql_dbg_mbx, vha, 0x104d, "ex_init_cb:\n");
1931 			ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha,
1932 			    0x0104d, ha->ex_init_cb, sizeof(*ha->ex_init_cb));
1933 		}
1934 	} else {
1935 		if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
1936 			if (mcp->mb[2] == 6 || mcp->mb[3] == 2)
1937 				ql_dbg(ql_dbg_mbx, vha, 0x119d,
1938 				    "Invalid SFP/Validation Failed\n");
1939 		}
1940 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x104e,
1941 		    "Done %s.\n", __func__);
1942 	}
1943 
1944 	return rval;
1945 }
1946 
1947 
1948 /*
1949  * qla2x00_get_port_database
1950  *	Issue normal/enhanced get port database mailbox command
1951  *	and copy device name as necessary.
1952  *
1953  * Input:
1954  *	ha = adapter state pointer.
1955  *	dev = structure pointer.
1956  *	opt = enhanced cmd option byte.
1957  *
1958  * Returns:
1959  *	qla2x00 local function return status code.
1960  *
1961  * Context:
1962  *	Kernel context.
1963  */
1964 int
1965 qla2x00_get_port_database(scsi_qla_host_t *vha, fc_port_t *fcport, uint8_t opt)
1966 {
1967 	int rval;
1968 	mbx_cmd_t mc;
1969 	mbx_cmd_t *mcp = &mc;
1970 	port_database_t *pd;
1971 	struct port_database_24xx *pd24;
1972 	dma_addr_t pd_dma;
1973 	struct qla_hw_data *ha = vha->hw;
1974 
1975 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x104f,
1976 	    "Entered %s.\n", __func__);
1977 
1978 	pd24 = NULL;
1979 	pd = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &pd_dma);
1980 	if (pd  == NULL) {
1981 		ql_log(ql_log_warn, vha, 0x1050,
1982 		    "Failed to allocate port database structure.\n");
1983 		fcport->query = 0;
1984 		return QLA_MEMORY_ALLOC_FAILED;
1985 	}
1986 
1987 	mcp->mb[0] = MBC_GET_PORT_DATABASE;
1988 	if (opt != 0 && !IS_FWI2_CAPABLE(ha))
1989 		mcp->mb[0] = MBC_ENHANCED_GET_PORT_DATABASE;
1990 	mcp->mb[2] = MSW(pd_dma);
1991 	mcp->mb[3] = LSW(pd_dma);
1992 	mcp->mb[6] = MSW(MSD(pd_dma));
1993 	mcp->mb[7] = LSW(MSD(pd_dma));
1994 	mcp->mb[9] = vha->vp_idx;
1995 	mcp->out_mb = MBX_9|MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
1996 	mcp->in_mb = MBX_0;
1997 	if (IS_FWI2_CAPABLE(ha)) {
1998 		mcp->mb[1] = fcport->loop_id;
1999 		mcp->mb[10] = opt;
2000 		mcp->out_mb |= MBX_10|MBX_1;
2001 		mcp->in_mb |= MBX_1;
2002 	} else if (HAS_EXTENDED_IDS(ha)) {
2003 		mcp->mb[1] = fcport->loop_id;
2004 		mcp->mb[10] = opt;
2005 		mcp->out_mb |= MBX_10|MBX_1;
2006 	} else {
2007 		mcp->mb[1] = fcport->loop_id << 8 | opt;
2008 		mcp->out_mb |= MBX_1;
2009 	}
2010 	mcp->buf_size = IS_FWI2_CAPABLE(ha) ?
2011 	    PORT_DATABASE_24XX_SIZE : PORT_DATABASE_SIZE;
2012 	mcp->flags = MBX_DMA_IN;
2013 	mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
2014 	rval = qla2x00_mailbox_command(vha, mcp);
2015 	if (rval != QLA_SUCCESS)
2016 		goto gpd_error_out;
2017 
2018 	if (IS_FWI2_CAPABLE(ha)) {
2019 		uint64_t zero = 0;
2020 		u8 current_login_state, last_login_state;
2021 
2022 		pd24 = (struct port_database_24xx *) pd;
2023 
2024 		/* Check for logged in state. */
2025 		if (NVME_TARGET(ha, fcport)) {
2026 			current_login_state = pd24->current_login_state >> 4;
2027 			last_login_state = pd24->last_login_state >> 4;
2028 		} else {
2029 			current_login_state = pd24->current_login_state & 0xf;
2030 			last_login_state = pd24->last_login_state & 0xf;
2031 		}
2032 		fcport->current_login_state = pd24->current_login_state;
2033 		fcport->last_login_state = pd24->last_login_state;
2034 
2035 		/* Check for logged in state. */
2036 		if (current_login_state != PDS_PRLI_COMPLETE &&
2037 		    last_login_state != PDS_PRLI_COMPLETE) {
2038 			ql_dbg(ql_dbg_mbx, vha, 0x119a,
2039 			    "Unable to verify login-state (%x/%x) for loop_id %x.\n",
2040 			    current_login_state, last_login_state,
2041 			    fcport->loop_id);
2042 			rval = QLA_FUNCTION_FAILED;
2043 
2044 			if (!fcport->query)
2045 				goto gpd_error_out;
2046 		}
2047 
2048 		if (fcport->loop_id == FC_NO_LOOP_ID ||
2049 		    (memcmp(fcport->port_name, (uint8_t *)&zero, 8) &&
2050 		     memcmp(fcport->port_name, pd24->port_name, 8))) {
2051 			/* We lost the device mid way. */
2052 			rval = QLA_NOT_LOGGED_IN;
2053 			goto gpd_error_out;
2054 		}
2055 
2056 		/* Names are little-endian. */
2057 		memcpy(fcport->node_name, pd24->node_name, WWN_SIZE);
2058 		memcpy(fcport->port_name, pd24->port_name, WWN_SIZE);
2059 
2060 		/* Get port_id of device. */
2061 		fcport->d_id.b.domain = pd24->port_id[0];
2062 		fcport->d_id.b.area = pd24->port_id[1];
2063 		fcport->d_id.b.al_pa = pd24->port_id[2];
2064 		fcport->d_id.b.rsvd_1 = 0;
2065 
2066 		/* If not target must be initiator or unknown type. */
2067 		if ((pd24->prli_svc_param_word_3[0] & BIT_4) == 0)
2068 			fcport->port_type = FCT_INITIATOR;
2069 		else
2070 			fcport->port_type = FCT_TARGET;
2071 
2072 		/* Passback COS information. */
2073 		fcport->supported_classes = (pd24->flags & PDF_CLASS_2) ?
2074 				FC_COS_CLASS2 : FC_COS_CLASS3;
2075 
2076 		if (pd24->prli_svc_param_word_3[0] & BIT_7)
2077 			fcport->flags |= FCF_CONF_COMP_SUPPORTED;
2078 	} else {
2079 		uint64_t zero = 0;
2080 
2081 		/* Check for logged in state. */
2082 		if (pd->master_state != PD_STATE_PORT_LOGGED_IN &&
2083 		    pd->slave_state != PD_STATE_PORT_LOGGED_IN) {
2084 			ql_dbg(ql_dbg_mbx, vha, 0x100a,
2085 			    "Unable to verify login-state (%x/%x) - "
2086 			    "portid=%02x%02x%02x.\n", pd->master_state,
2087 			    pd->slave_state, fcport->d_id.b.domain,
2088 			    fcport->d_id.b.area, fcport->d_id.b.al_pa);
2089 			rval = QLA_FUNCTION_FAILED;
2090 			goto gpd_error_out;
2091 		}
2092 
2093 		if (fcport->loop_id == FC_NO_LOOP_ID ||
2094 		    (memcmp(fcport->port_name, (uint8_t *)&zero, 8) &&
2095 		     memcmp(fcport->port_name, pd->port_name, 8))) {
2096 			/* We lost the device mid way. */
2097 			rval = QLA_NOT_LOGGED_IN;
2098 			goto gpd_error_out;
2099 		}
2100 
2101 		/* Names are little-endian. */
2102 		memcpy(fcport->node_name, pd->node_name, WWN_SIZE);
2103 		memcpy(fcport->port_name, pd->port_name, WWN_SIZE);
2104 
2105 		/* Get port_id of device. */
2106 		fcport->d_id.b.domain = pd->port_id[0];
2107 		fcport->d_id.b.area = pd->port_id[3];
2108 		fcport->d_id.b.al_pa = pd->port_id[2];
2109 		fcport->d_id.b.rsvd_1 = 0;
2110 
2111 		/* If not target must be initiator or unknown type. */
2112 		if ((pd->prli_svc_param_word_3[0] & BIT_4) == 0)
2113 			fcport->port_type = FCT_INITIATOR;
2114 		else
2115 			fcport->port_type = FCT_TARGET;
2116 
2117 		/* Passback COS information. */
2118 		fcport->supported_classes = (pd->options & BIT_4) ?
2119 		    FC_COS_CLASS2 : FC_COS_CLASS3;
2120 	}
2121 
2122 gpd_error_out:
2123 	dma_pool_free(ha->s_dma_pool, pd, pd_dma);
2124 	fcport->query = 0;
2125 
2126 	if (rval != QLA_SUCCESS) {
2127 		ql_dbg(ql_dbg_mbx, vha, 0x1052,
2128 		    "Failed=%x mb[0]=%x mb[1]=%x.\n", rval,
2129 		    mcp->mb[0], mcp->mb[1]);
2130 	} else {
2131 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1053,
2132 		    "Done %s.\n", __func__);
2133 	}
2134 
2135 	return rval;
2136 }
2137 
2138 int
2139 qla24xx_get_port_database(scsi_qla_host_t *vha, u16 nport_handle,
2140 	struct port_database_24xx *pdb)
2141 {
2142 	mbx_cmd_t mc;
2143 	mbx_cmd_t *mcp = &mc;
2144 	dma_addr_t pdb_dma;
2145 	int rval;
2146 
2147 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1115,
2148 	    "Entered %s.\n", __func__);
2149 
2150 	memset(pdb, 0, sizeof(*pdb));
2151 
2152 	pdb_dma = dma_map_single(&vha->hw->pdev->dev, pdb,
2153 	    sizeof(*pdb), DMA_FROM_DEVICE);
2154 	if (!pdb_dma) {
2155 		ql_log(ql_log_warn, vha, 0x1116, "Failed to map dma buffer.\n");
2156 		return QLA_MEMORY_ALLOC_FAILED;
2157 	}
2158 
2159 	mcp->mb[0] = MBC_GET_PORT_DATABASE;
2160 	mcp->mb[1] = nport_handle;
2161 	mcp->mb[2] = MSW(LSD(pdb_dma));
2162 	mcp->mb[3] = LSW(LSD(pdb_dma));
2163 	mcp->mb[6] = MSW(MSD(pdb_dma));
2164 	mcp->mb[7] = LSW(MSD(pdb_dma));
2165 	mcp->mb[9] = 0;
2166 	mcp->mb[10] = 0;
2167 	mcp->out_mb = MBX_10|MBX_9|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
2168 	mcp->in_mb = MBX_1|MBX_0;
2169 	mcp->buf_size = sizeof(*pdb);
2170 	mcp->flags = MBX_DMA_IN;
2171 	mcp->tov = vha->hw->login_timeout * 2;
2172 	rval = qla2x00_mailbox_command(vha, mcp);
2173 
2174 	if (rval != QLA_SUCCESS) {
2175 		ql_dbg(ql_dbg_mbx, vha, 0x111a,
2176 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
2177 		    rval, mcp->mb[0], mcp->mb[1]);
2178 	} else {
2179 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x111b,
2180 		    "Done %s.\n", __func__);
2181 	}
2182 
2183 	dma_unmap_single(&vha->hw->pdev->dev, pdb_dma,
2184 	    sizeof(*pdb), DMA_FROM_DEVICE);
2185 
2186 	return rval;
2187 }
2188 
2189 /*
2190  * qla2x00_get_firmware_state
2191  *	Get adapter firmware state.
2192  *
2193  * Input:
2194  *	ha = adapter block pointer.
2195  *	dptr = pointer for firmware state.
2196  *	TARGET_QUEUE_LOCK must be released.
2197  *	ADAPTER_STATE_LOCK must be released.
2198  *
2199  * Returns:
2200  *	qla2x00 local function return status code.
2201  *
2202  * Context:
2203  *	Kernel context.
2204  */
2205 int
2206 qla2x00_get_firmware_state(scsi_qla_host_t *vha, uint16_t *states)
2207 {
2208 	int rval;
2209 	mbx_cmd_t mc;
2210 	mbx_cmd_t *mcp = &mc;
2211 	struct qla_hw_data *ha = vha->hw;
2212 
2213 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1054,
2214 	    "Entered %s.\n", __func__);
2215 
2216 	mcp->mb[0] = MBC_GET_FIRMWARE_STATE;
2217 	mcp->out_mb = MBX_0;
2218 	if (IS_FWI2_CAPABLE(vha->hw))
2219 		mcp->in_mb = MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
2220 	else
2221 		mcp->in_mb = MBX_1|MBX_0;
2222 	mcp->tov = MBX_TOV_SECONDS;
2223 	mcp->flags = 0;
2224 	rval = qla2x00_mailbox_command(vha, mcp);
2225 
2226 	/* Return firmware states. */
2227 	states[0] = mcp->mb[1];
2228 	if (IS_FWI2_CAPABLE(vha->hw)) {
2229 		states[1] = mcp->mb[2];
2230 		states[2] = mcp->mb[3];  /* SFP info */
2231 		states[3] = mcp->mb[4];
2232 		states[4] = mcp->mb[5];
2233 		states[5] = mcp->mb[6];  /* DPORT status */
2234 	}
2235 
2236 	if (rval != QLA_SUCCESS) {
2237 		/*EMPTY*/
2238 		ql_dbg(ql_dbg_mbx, vha, 0x1055, "Failed=%x.\n", rval);
2239 	} else {
2240 		if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
2241 			if (mcp->mb[2] == 6 || mcp->mb[3] == 2)
2242 				ql_dbg(ql_dbg_mbx, vha, 0x119e,
2243 				    "Invalid SFP/Validation Failed\n");
2244 		}
2245 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1056,
2246 		    "Done %s.\n", __func__);
2247 	}
2248 
2249 	return rval;
2250 }
2251 
2252 /*
2253  * qla2x00_get_port_name
2254  *	Issue get port name mailbox command.
2255  *	Returned name is in big endian format.
2256  *
2257  * Input:
2258  *	ha = adapter block pointer.
2259  *	loop_id = loop ID of device.
2260  *	name = pointer for name.
2261  *	TARGET_QUEUE_LOCK must be released.
2262  *	ADAPTER_STATE_LOCK must be released.
2263  *
2264  * Returns:
2265  *	qla2x00 local function return status code.
2266  *
2267  * Context:
2268  *	Kernel context.
2269  */
2270 int
2271 qla2x00_get_port_name(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t *name,
2272     uint8_t opt)
2273 {
2274 	int rval;
2275 	mbx_cmd_t mc;
2276 	mbx_cmd_t *mcp = &mc;
2277 
2278 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1057,
2279 	    "Entered %s.\n", __func__);
2280 
2281 	mcp->mb[0] = MBC_GET_PORT_NAME;
2282 	mcp->mb[9] = vha->vp_idx;
2283 	mcp->out_mb = MBX_9|MBX_1|MBX_0;
2284 	if (HAS_EXTENDED_IDS(vha->hw)) {
2285 		mcp->mb[1] = loop_id;
2286 		mcp->mb[10] = opt;
2287 		mcp->out_mb |= MBX_10;
2288 	} else {
2289 		mcp->mb[1] = loop_id << 8 | opt;
2290 	}
2291 
2292 	mcp->in_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
2293 	mcp->tov = MBX_TOV_SECONDS;
2294 	mcp->flags = 0;
2295 	rval = qla2x00_mailbox_command(vha, mcp);
2296 
2297 	if (rval != QLA_SUCCESS) {
2298 		/*EMPTY*/
2299 		ql_dbg(ql_dbg_mbx, vha, 0x1058, "Failed=%x.\n", rval);
2300 	} else {
2301 		if (name != NULL) {
2302 			/* This function returns name in big endian. */
2303 			name[0] = MSB(mcp->mb[2]);
2304 			name[1] = LSB(mcp->mb[2]);
2305 			name[2] = MSB(mcp->mb[3]);
2306 			name[3] = LSB(mcp->mb[3]);
2307 			name[4] = MSB(mcp->mb[6]);
2308 			name[5] = LSB(mcp->mb[6]);
2309 			name[6] = MSB(mcp->mb[7]);
2310 			name[7] = LSB(mcp->mb[7]);
2311 		}
2312 
2313 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1059,
2314 		    "Done %s.\n", __func__);
2315 	}
2316 
2317 	return rval;
2318 }
2319 
2320 /*
2321  * qla24xx_link_initialization
2322  *	Issue link initialization mailbox command.
2323  *
2324  * Input:
2325  *	ha = adapter block pointer.
2326  *	TARGET_QUEUE_LOCK must be released.
2327  *	ADAPTER_STATE_LOCK must be released.
2328  *
2329  * Returns:
2330  *	qla2x00 local function return status code.
2331  *
2332  * Context:
2333  *	Kernel context.
2334  */
2335 int
2336 qla24xx_link_initialize(scsi_qla_host_t *vha)
2337 {
2338 	int rval;
2339 	mbx_cmd_t mc;
2340 	mbx_cmd_t *mcp = &mc;
2341 
2342 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1152,
2343 	    "Entered %s.\n", __func__);
2344 
2345 	if (!IS_FWI2_CAPABLE(vha->hw) || IS_CNA_CAPABLE(vha->hw))
2346 		return QLA_FUNCTION_FAILED;
2347 
2348 	mcp->mb[0] = MBC_LINK_INITIALIZATION;
2349 	mcp->mb[1] = BIT_4;
2350 	if (vha->hw->operating_mode == LOOP)
2351 		mcp->mb[1] |= BIT_6;
2352 	else
2353 		mcp->mb[1] |= BIT_5;
2354 	mcp->mb[2] = 0;
2355 	mcp->mb[3] = 0;
2356 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
2357 	mcp->in_mb = MBX_0;
2358 	mcp->tov = MBX_TOV_SECONDS;
2359 	mcp->flags = 0;
2360 	rval = qla2x00_mailbox_command(vha, mcp);
2361 
2362 	if (rval != QLA_SUCCESS) {
2363 		ql_dbg(ql_dbg_mbx, vha, 0x1153, "Failed=%x.\n", rval);
2364 	} else {
2365 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1154,
2366 		    "Done %s.\n", __func__);
2367 	}
2368 
2369 	return rval;
2370 }
2371 
2372 /*
2373  * qla2x00_lip_reset
2374  *	Issue LIP reset mailbox command.
2375  *
2376  * Input:
2377  *	ha = adapter block pointer.
2378  *	TARGET_QUEUE_LOCK must be released.
2379  *	ADAPTER_STATE_LOCK must be released.
2380  *
2381  * Returns:
2382  *	qla2x00 local function return status code.
2383  *
2384  * Context:
2385  *	Kernel context.
2386  */
2387 int
2388 qla2x00_lip_reset(scsi_qla_host_t *vha)
2389 {
2390 	int rval;
2391 	mbx_cmd_t mc;
2392 	mbx_cmd_t *mcp = &mc;
2393 
2394 	ql_dbg(ql_dbg_disc, vha, 0x105a,
2395 	    "Entered %s.\n", __func__);
2396 
2397 	if (IS_CNA_CAPABLE(vha->hw)) {
2398 		/* Logout across all FCFs. */
2399 		mcp->mb[0] = MBC_LIP_FULL_LOGIN;
2400 		mcp->mb[1] = BIT_1;
2401 		mcp->mb[2] = 0;
2402 		mcp->out_mb = MBX_2|MBX_1|MBX_0;
2403 	} else if (IS_FWI2_CAPABLE(vha->hw)) {
2404 		mcp->mb[0] = MBC_LIP_FULL_LOGIN;
2405 		mcp->mb[1] = BIT_4;
2406 		mcp->mb[2] = 0;
2407 		mcp->mb[3] = vha->hw->loop_reset_delay;
2408 		mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
2409 	} else {
2410 		mcp->mb[0] = MBC_LIP_RESET;
2411 		mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
2412 		if (HAS_EXTENDED_IDS(vha->hw)) {
2413 			mcp->mb[1] = 0x00ff;
2414 			mcp->mb[10] = 0;
2415 			mcp->out_mb |= MBX_10;
2416 		} else {
2417 			mcp->mb[1] = 0xff00;
2418 		}
2419 		mcp->mb[2] = vha->hw->loop_reset_delay;
2420 		mcp->mb[3] = 0;
2421 	}
2422 	mcp->in_mb = MBX_0;
2423 	mcp->tov = MBX_TOV_SECONDS;
2424 	mcp->flags = 0;
2425 	rval = qla2x00_mailbox_command(vha, mcp);
2426 
2427 	if (rval != QLA_SUCCESS) {
2428 		/*EMPTY*/
2429 		ql_dbg(ql_dbg_mbx, vha, 0x105b, "Failed=%x.\n", rval);
2430 	} else {
2431 		/*EMPTY*/
2432 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x105c,
2433 		    "Done %s.\n", __func__);
2434 	}
2435 
2436 	return rval;
2437 }
2438 
2439 /*
2440  * qla2x00_send_sns
2441  *	Send SNS command.
2442  *
2443  * Input:
2444  *	ha = adapter block pointer.
2445  *	sns = pointer for command.
2446  *	cmd_size = command size.
2447  *	buf_size = response/command size.
2448  *	TARGET_QUEUE_LOCK must be released.
2449  *	ADAPTER_STATE_LOCK must be released.
2450  *
2451  * Returns:
2452  *	qla2x00 local function return status code.
2453  *
2454  * Context:
2455  *	Kernel context.
2456  */
2457 int
2458 qla2x00_send_sns(scsi_qla_host_t *vha, dma_addr_t sns_phys_address,
2459     uint16_t cmd_size, size_t buf_size)
2460 {
2461 	int rval;
2462 	mbx_cmd_t mc;
2463 	mbx_cmd_t *mcp = &mc;
2464 
2465 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x105d,
2466 	    "Entered %s.\n", __func__);
2467 
2468 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x105e,
2469 	    "Retry cnt=%d ratov=%d total tov=%d.\n",
2470 	    vha->hw->retry_count, vha->hw->login_timeout, mcp->tov);
2471 
2472 	mcp->mb[0] = MBC_SEND_SNS_COMMAND;
2473 	mcp->mb[1] = cmd_size;
2474 	mcp->mb[2] = MSW(sns_phys_address);
2475 	mcp->mb[3] = LSW(sns_phys_address);
2476 	mcp->mb[6] = MSW(MSD(sns_phys_address));
2477 	mcp->mb[7] = LSW(MSD(sns_phys_address));
2478 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
2479 	mcp->in_mb = MBX_0|MBX_1;
2480 	mcp->buf_size = buf_size;
2481 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN;
2482 	mcp->tov = (vha->hw->login_timeout * 2) + (vha->hw->login_timeout / 2);
2483 	rval = qla2x00_mailbox_command(vha, mcp);
2484 
2485 	if (rval != QLA_SUCCESS) {
2486 		/*EMPTY*/
2487 		ql_dbg(ql_dbg_mbx, vha, 0x105f,
2488 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
2489 		    rval, mcp->mb[0], mcp->mb[1]);
2490 	} else {
2491 		/*EMPTY*/
2492 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1060,
2493 		    "Done %s.\n", __func__);
2494 	}
2495 
2496 	return rval;
2497 }
2498 
2499 int
2500 qla24xx_login_fabric(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t domain,
2501     uint8_t area, uint8_t al_pa, uint16_t *mb, uint8_t opt)
2502 {
2503 	int		rval;
2504 
2505 	struct logio_entry_24xx *lg;
2506 	dma_addr_t	lg_dma;
2507 	uint32_t	iop[2];
2508 	struct qla_hw_data *ha = vha->hw;
2509 	struct req_que *req;
2510 
2511 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1061,
2512 	    "Entered %s.\n", __func__);
2513 
2514 	if (vha->vp_idx && vha->qpair)
2515 		req = vha->qpair->req;
2516 	else
2517 		req = ha->req_q_map[0];
2518 
2519 	lg = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &lg_dma);
2520 	if (lg == NULL) {
2521 		ql_log(ql_log_warn, vha, 0x1062,
2522 		    "Failed to allocate login IOCB.\n");
2523 		return QLA_MEMORY_ALLOC_FAILED;
2524 	}
2525 
2526 	lg->entry_type = LOGINOUT_PORT_IOCB_TYPE;
2527 	lg->entry_count = 1;
2528 	lg->handle = make_handle(req->id, lg->handle);
2529 	lg->nport_handle = cpu_to_le16(loop_id);
2530 	lg->control_flags = cpu_to_le16(LCF_COMMAND_PLOGI);
2531 	if (opt & BIT_0)
2532 		lg->control_flags |= cpu_to_le16(LCF_COND_PLOGI);
2533 	if (opt & BIT_1)
2534 		lg->control_flags |= cpu_to_le16(LCF_SKIP_PRLI);
2535 	lg->port_id[0] = al_pa;
2536 	lg->port_id[1] = area;
2537 	lg->port_id[2] = domain;
2538 	lg->vp_index = vha->vp_idx;
2539 	rval = qla2x00_issue_iocb_timeout(vha, lg, lg_dma, 0,
2540 	    (ha->r_a_tov / 10 * 2) + 2);
2541 	if (rval != QLA_SUCCESS) {
2542 		ql_dbg(ql_dbg_mbx, vha, 0x1063,
2543 		    "Failed to issue login IOCB (%x).\n", rval);
2544 	} else if (lg->entry_status != 0) {
2545 		ql_dbg(ql_dbg_mbx, vha, 0x1064,
2546 		    "Failed to complete IOCB -- error status (%x).\n",
2547 		    lg->entry_status);
2548 		rval = QLA_FUNCTION_FAILED;
2549 	} else if (lg->comp_status != cpu_to_le16(CS_COMPLETE)) {
2550 		iop[0] = le32_to_cpu(lg->io_parameter[0]);
2551 		iop[1] = le32_to_cpu(lg->io_parameter[1]);
2552 
2553 		ql_dbg(ql_dbg_mbx, vha, 0x1065,
2554 		    "Failed to complete IOCB -- completion  status (%x) "
2555 		    "ioparam=%x/%x.\n", le16_to_cpu(lg->comp_status),
2556 		    iop[0], iop[1]);
2557 
2558 		switch (iop[0]) {
2559 		case LSC_SCODE_PORTID_USED:
2560 			mb[0] = MBS_PORT_ID_USED;
2561 			mb[1] = LSW(iop[1]);
2562 			break;
2563 		case LSC_SCODE_NPORT_USED:
2564 			mb[0] = MBS_LOOP_ID_USED;
2565 			break;
2566 		case LSC_SCODE_NOLINK:
2567 		case LSC_SCODE_NOIOCB:
2568 		case LSC_SCODE_NOXCB:
2569 		case LSC_SCODE_CMD_FAILED:
2570 		case LSC_SCODE_NOFABRIC:
2571 		case LSC_SCODE_FW_NOT_READY:
2572 		case LSC_SCODE_NOT_LOGGED_IN:
2573 		case LSC_SCODE_NOPCB:
2574 		case LSC_SCODE_ELS_REJECT:
2575 		case LSC_SCODE_CMD_PARAM_ERR:
2576 		case LSC_SCODE_NONPORT:
2577 		case LSC_SCODE_LOGGED_IN:
2578 		case LSC_SCODE_NOFLOGI_ACC:
2579 		default:
2580 			mb[0] = MBS_COMMAND_ERROR;
2581 			break;
2582 		}
2583 	} else {
2584 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1066,
2585 		    "Done %s.\n", __func__);
2586 
2587 		iop[0] = le32_to_cpu(lg->io_parameter[0]);
2588 
2589 		mb[0] = MBS_COMMAND_COMPLETE;
2590 		mb[1] = 0;
2591 		if (iop[0] & BIT_4) {
2592 			if (iop[0] & BIT_8)
2593 				mb[1] |= BIT_1;
2594 		} else
2595 			mb[1] = BIT_0;
2596 
2597 		/* Passback COS information. */
2598 		mb[10] = 0;
2599 		if (lg->io_parameter[7] || lg->io_parameter[8])
2600 			mb[10] |= BIT_0;	/* Class 2. */
2601 		if (lg->io_parameter[9] || lg->io_parameter[10])
2602 			mb[10] |= BIT_1;	/* Class 3. */
2603 		if (lg->io_parameter[0] & cpu_to_le32(BIT_7))
2604 			mb[10] |= BIT_7;	/* Confirmed Completion
2605 						 * Allowed
2606 						 */
2607 	}
2608 
2609 	dma_pool_free(ha->s_dma_pool, lg, lg_dma);
2610 
2611 	return rval;
2612 }
2613 
2614 /*
2615  * qla2x00_login_fabric
2616  *	Issue login fabric port mailbox command.
2617  *
2618  * Input:
2619  *	ha = adapter block pointer.
2620  *	loop_id = device loop ID.
2621  *	domain = device domain.
2622  *	area = device area.
2623  *	al_pa = device AL_PA.
2624  *	status = pointer for return status.
2625  *	opt = command options.
2626  *	TARGET_QUEUE_LOCK must be released.
2627  *	ADAPTER_STATE_LOCK must be released.
2628  *
2629  * Returns:
2630  *	qla2x00 local function return status code.
2631  *
2632  * Context:
2633  *	Kernel context.
2634  */
2635 int
2636 qla2x00_login_fabric(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t domain,
2637     uint8_t area, uint8_t al_pa, uint16_t *mb, uint8_t opt)
2638 {
2639 	int rval;
2640 	mbx_cmd_t mc;
2641 	mbx_cmd_t *mcp = &mc;
2642 	struct qla_hw_data *ha = vha->hw;
2643 
2644 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1067,
2645 	    "Entered %s.\n", __func__);
2646 
2647 	mcp->mb[0] = MBC_LOGIN_FABRIC_PORT;
2648 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
2649 	if (HAS_EXTENDED_IDS(ha)) {
2650 		mcp->mb[1] = loop_id;
2651 		mcp->mb[10] = opt;
2652 		mcp->out_mb |= MBX_10;
2653 	} else {
2654 		mcp->mb[1] = (loop_id << 8) | opt;
2655 	}
2656 	mcp->mb[2] = domain;
2657 	mcp->mb[3] = area << 8 | al_pa;
2658 
2659 	mcp->in_mb = MBX_7|MBX_6|MBX_2|MBX_1|MBX_0;
2660 	mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
2661 	mcp->flags = 0;
2662 	rval = qla2x00_mailbox_command(vha, mcp);
2663 
2664 	/* Return mailbox statuses. */
2665 	if (mb != NULL) {
2666 		mb[0] = mcp->mb[0];
2667 		mb[1] = mcp->mb[1];
2668 		mb[2] = mcp->mb[2];
2669 		mb[6] = mcp->mb[6];
2670 		mb[7] = mcp->mb[7];
2671 		/* COS retrieved from Get-Port-Database mailbox command. */
2672 		mb[10] = 0;
2673 	}
2674 
2675 	if (rval != QLA_SUCCESS) {
2676 		/* RLU tmp code: need to change main mailbox_command function to
2677 		 * return ok even when the mailbox completion value is not
2678 		 * SUCCESS. The caller needs to be responsible to interpret
2679 		 * the return values of this mailbox command if we're not
2680 		 * to change too much of the existing code.
2681 		 */
2682 		if (mcp->mb[0] == 0x4001 || mcp->mb[0] == 0x4002 ||
2683 		    mcp->mb[0] == 0x4003 || mcp->mb[0] == 0x4005 ||
2684 		    mcp->mb[0] == 0x4006)
2685 			rval = QLA_SUCCESS;
2686 
2687 		/*EMPTY*/
2688 		ql_dbg(ql_dbg_mbx, vha, 0x1068,
2689 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x.\n",
2690 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2]);
2691 	} else {
2692 		/*EMPTY*/
2693 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1069,
2694 		    "Done %s.\n", __func__);
2695 	}
2696 
2697 	return rval;
2698 }
2699 
2700 /*
2701  * qla2x00_login_local_device
2702  *           Issue login loop port mailbox command.
2703  *
2704  * Input:
2705  *           ha = adapter block pointer.
2706  *           loop_id = device loop ID.
2707  *           opt = command options.
2708  *
2709  * Returns:
2710  *            Return status code.
2711  *
2712  * Context:
2713  *            Kernel context.
2714  *
2715  */
2716 int
2717 qla2x00_login_local_device(scsi_qla_host_t *vha, fc_port_t *fcport,
2718     uint16_t *mb_ret, uint8_t opt)
2719 {
2720 	int rval;
2721 	mbx_cmd_t mc;
2722 	mbx_cmd_t *mcp = &mc;
2723 	struct qla_hw_data *ha = vha->hw;
2724 
2725 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x106a,
2726 	    "Entered %s.\n", __func__);
2727 
2728 	if (IS_FWI2_CAPABLE(ha))
2729 		return qla24xx_login_fabric(vha, fcport->loop_id,
2730 		    fcport->d_id.b.domain, fcport->d_id.b.area,
2731 		    fcport->d_id.b.al_pa, mb_ret, opt);
2732 
2733 	mcp->mb[0] = MBC_LOGIN_LOOP_PORT;
2734 	if (HAS_EXTENDED_IDS(ha))
2735 		mcp->mb[1] = fcport->loop_id;
2736 	else
2737 		mcp->mb[1] = fcport->loop_id << 8;
2738 	mcp->mb[2] = opt;
2739 	mcp->out_mb = MBX_2|MBX_1|MBX_0;
2740  	mcp->in_mb = MBX_7|MBX_6|MBX_1|MBX_0;
2741 	mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
2742 	mcp->flags = 0;
2743 	rval = qla2x00_mailbox_command(vha, mcp);
2744 
2745  	/* Return mailbox statuses. */
2746  	if (mb_ret != NULL) {
2747  		mb_ret[0] = mcp->mb[0];
2748  		mb_ret[1] = mcp->mb[1];
2749  		mb_ret[6] = mcp->mb[6];
2750  		mb_ret[7] = mcp->mb[7];
2751  	}
2752 
2753 	if (rval != QLA_SUCCESS) {
2754  		/* AV tmp code: need to change main mailbox_command function to
2755  		 * return ok even when the mailbox completion value is not
2756  		 * SUCCESS. The caller needs to be responsible to interpret
2757  		 * the return values of this mailbox command if we're not
2758  		 * to change too much of the existing code.
2759  		 */
2760  		if (mcp->mb[0] == 0x4005 || mcp->mb[0] == 0x4006)
2761  			rval = QLA_SUCCESS;
2762 
2763 		ql_dbg(ql_dbg_mbx, vha, 0x106b,
2764 		    "Failed=%x mb[0]=%x mb[1]=%x mb[6]=%x mb[7]=%x.\n",
2765 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[6], mcp->mb[7]);
2766 	} else {
2767 		/*EMPTY*/
2768 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x106c,
2769 		    "Done %s.\n", __func__);
2770 	}
2771 
2772 	return (rval);
2773 }
2774 
2775 int
2776 qla24xx_fabric_logout(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t domain,
2777     uint8_t area, uint8_t al_pa)
2778 {
2779 	int		rval;
2780 	struct logio_entry_24xx *lg;
2781 	dma_addr_t	lg_dma;
2782 	struct qla_hw_data *ha = vha->hw;
2783 	struct req_que *req;
2784 
2785 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x106d,
2786 	    "Entered %s.\n", __func__);
2787 
2788 	lg = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &lg_dma);
2789 	if (lg == NULL) {
2790 		ql_log(ql_log_warn, vha, 0x106e,
2791 		    "Failed to allocate logout IOCB.\n");
2792 		return QLA_MEMORY_ALLOC_FAILED;
2793 	}
2794 
2795 	req = vha->req;
2796 	lg->entry_type = LOGINOUT_PORT_IOCB_TYPE;
2797 	lg->entry_count = 1;
2798 	lg->handle = make_handle(req->id, lg->handle);
2799 	lg->nport_handle = cpu_to_le16(loop_id);
2800 	lg->control_flags =
2801 	    cpu_to_le16(LCF_COMMAND_LOGO|LCF_IMPL_LOGO|
2802 		LCF_FREE_NPORT);
2803 	lg->port_id[0] = al_pa;
2804 	lg->port_id[1] = area;
2805 	lg->port_id[2] = domain;
2806 	lg->vp_index = vha->vp_idx;
2807 	rval = qla2x00_issue_iocb_timeout(vha, lg, lg_dma, 0,
2808 	    (ha->r_a_tov / 10 * 2) + 2);
2809 	if (rval != QLA_SUCCESS) {
2810 		ql_dbg(ql_dbg_mbx, vha, 0x106f,
2811 		    "Failed to issue logout IOCB (%x).\n", rval);
2812 	} else if (lg->entry_status != 0) {
2813 		ql_dbg(ql_dbg_mbx, vha, 0x1070,
2814 		    "Failed to complete IOCB -- error status (%x).\n",
2815 		    lg->entry_status);
2816 		rval = QLA_FUNCTION_FAILED;
2817 	} else if (lg->comp_status != cpu_to_le16(CS_COMPLETE)) {
2818 		ql_dbg(ql_dbg_mbx, vha, 0x1071,
2819 		    "Failed to complete IOCB -- completion status (%x) "
2820 		    "ioparam=%x/%x.\n", le16_to_cpu(lg->comp_status),
2821 		    le32_to_cpu(lg->io_parameter[0]),
2822 		    le32_to_cpu(lg->io_parameter[1]));
2823 	} else {
2824 		/*EMPTY*/
2825 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1072,
2826 		    "Done %s.\n", __func__);
2827 	}
2828 
2829 	dma_pool_free(ha->s_dma_pool, lg, lg_dma);
2830 
2831 	return rval;
2832 }
2833 
2834 /*
2835  * qla2x00_fabric_logout
2836  *	Issue logout fabric port mailbox command.
2837  *
2838  * Input:
2839  *	ha = adapter block pointer.
2840  *	loop_id = device loop ID.
2841  *	TARGET_QUEUE_LOCK must be released.
2842  *	ADAPTER_STATE_LOCK must be released.
2843  *
2844  * Returns:
2845  *	qla2x00 local function return status code.
2846  *
2847  * Context:
2848  *	Kernel context.
2849  */
2850 int
2851 qla2x00_fabric_logout(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t domain,
2852     uint8_t area, uint8_t al_pa)
2853 {
2854 	int rval;
2855 	mbx_cmd_t mc;
2856 	mbx_cmd_t *mcp = &mc;
2857 
2858 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1073,
2859 	    "Entered %s.\n", __func__);
2860 
2861 	mcp->mb[0] = MBC_LOGOUT_FABRIC_PORT;
2862 	mcp->out_mb = MBX_1|MBX_0;
2863 	if (HAS_EXTENDED_IDS(vha->hw)) {
2864 		mcp->mb[1] = loop_id;
2865 		mcp->mb[10] = 0;
2866 		mcp->out_mb |= MBX_10;
2867 	} else {
2868 		mcp->mb[1] = loop_id << 8;
2869 	}
2870 
2871 	mcp->in_mb = MBX_1|MBX_0;
2872 	mcp->tov = MBX_TOV_SECONDS;
2873 	mcp->flags = 0;
2874 	rval = qla2x00_mailbox_command(vha, mcp);
2875 
2876 	if (rval != QLA_SUCCESS) {
2877 		/*EMPTY*/
2878 		ql_dbg(ql_dbg_mbx, vha, 0x1074,
2879 		    "Failed=%x mb[1]=%x.\n", rval, mcp->mb[1]);
2880 	} else {
2881 		/*EMPTY*/
2882 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1075,
2883 		    "Done %s.\n", __func__);
2884 	}
2885 
2886 	return rval;
2887 }
2888 
2889 /*
2890  * qla2x00_full_login_lip
2891  *	Issue full login LIP mailbox command.
2892  *
2893  * Input:
2894  *	ha = adapter block pointer.
2895  *	TARGET_QUEUE_LOCK must be released.
2896  *	ADAPTER_STATE_LOCK must be released.
2897  *
2898  * Returns:
2899  *	qla2x00 local function return status code.
2900  *
2901  * Context:
2902  *	Kernel context.
2903  */
2904 int
2905 qla2x00_full_login_lip(scsi_qla_host_t *vha)
2906 {
2907 	int rval;
2908 	mbx_cmd_t mc;
2909 	mbx_cmd_t *mcp = &mc;
2910 
2911 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1076,
2912 	    "Entered %s.\n", __func__);
2913 
2914 	mcp->mb[0] = MBC_LIP_FULL_LOGIN;
2915 	mcp->mb[1] = IS_FWI2_CAPABLE(vha->hw) ? BIT_4 : 0;
2916 	mcp->mb[2] = 0;
2917 	mcp->mb[3] = 0;
2918 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
2919 	mcp->in_mb = MBX_0;
2920 	mcp->tov = MBX_TOV_SECONDS;
2921 	mcp->flags = 0;
2922 	rval = qla2x00_mailbox_command(vha, mcp);
2923 
2924 	if (rval != QLA_SUCCESS) {
2925 		/*EMPTY*/
2926 		ql_dbg(ql_dbg_mbx, vha, 0x1077, "Failed=%x.\n", rval);
2927 	} else {
2928 		/*EMPTY*/
2929 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1078,
2930 		    "Done %s.\n", __func__);
2931 	}
2932 
2933 	return rval;
2934 }
2935 
2936 /*
2937  * qla2x00_get_id_list
2938  *
2939  * Input:
2940  *	ha = adapter block pointer.
2941  *
2942  * Returns:
2943  *	qla2x00 local function return status code.
2944  *
2945  * Context:
2946  *	Kernel context.
2947  */
2948 int
2949 qla2x00_get_id_list(scsi_qla_host_t *vha, void *id_list, dma_addr_t id_list_dma,
2950     uint16_t *entries)
2951 {
2952 	int rval;
2953 	mbx_cmd_t mc;
2954 	mbx_cmd_t *mcp = &mc;
2955 
2956 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1079,
2957 	    "Entered %s.\n", __func__);
2958 
2959 	if (id_list == NULL)
2960 		return QLA_FUNCTION_FAILED;
2961 
2962 	mcp->mb[0] = MBC_GET_ID_LIST;
2963 	mcp->out_mb = MBX_0;
2964 	if (IS_FWI2_CAPABLE(vha->hw)) {
2965 		mcp->mb[2] = MSW(id_list_dma);
2966 		mcp->mb[3] = LSW(id_list_dma);
2967 		mcp->mb[6] = MSW(MSD(id_list_dma));
2968 		mcp->mb[7] = LSW(MSD(id_list_dma));
2969 		mcp->mb[8] = 0;
2970 		mcp->mb[9] = vha->vp_idx;
2971 		mcp->out_mb |= MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2;
2972 	} else {
2973 		mcp->mb[1] = MSW(id_list_dma);
2974 		mcp->mb[2] = LSW(id_list_dma);
2975 		mcp->mb[3] = MSW(MSD(id_list_dma));
2976 		mcp->mb[6] = LSW(MSD(id_list_dma));
2977 		mcp->out_mb |= MBX_6|MBX_3|MBX_2|MBX_1;
2978 	}
2979 	mcp->in_mb = MBX_1|MBX_0;
2980 	mcp->tov = MBX_TOV_SECONDS;
2981 	mcp->flags = 0;
2982 	rval = qla2x00_mailbox_command(vha, mcp);
2983 
2984 	if (rval != QLA_SUCCESS) {
2985 		/*EMPTY*/
2986 		ql_dbg(ql_dbg_mbx, vha, 0x107a, "Failed=%x.\n", rval);
2987 	} else {
2988 		*entries = mcp->mb[1];
2989 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x107b,
2990 		    "Done %s.\n", __func__);
2991 	}
2992 
2993 	return rval;
2994 }
2995 
2996 /*
2997  * qla2x00_get_resource_cnts
2998  *	Get current firmware resource counts.
2999  *
3000  * Input:
3001  *	ha = adapter block pointer.
3002  *
3003  * Returns:
3004  *	qla2x00 local function return status code.
3005  *
3006  * Context:
3007  *	Kernel context.
3008  */
3009 int
3010 qla2x00_get_resource_cnts(scsi_qla_host_t *vha)
3011 {
3012 	struct qla_hw_data *ha = vha->hw;
3013 	int rval;
3014 	mbx_cmd_t mc;
3015 	mbx_cmd_t *mcp = &mc;
3016 
3017 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x107c,
3018 	    "Entered %s.\n", __func__);
3019 
3020 	mcp->mb[0] = MBC_GET_RESOURCE_COUNTS;
3021 	mcp->out_mb = MBX_0;
3022 	mcp->in_mb = MBX_11|MBX_10|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
3023 	if (IS_QLA81XX(ha) || IS_QLA83XX(ha) ||
3024 	    IS_QLA27XX(ha) || IS_QLA28XX(ha))
3025 		mcp->in_mb |= MBX_12;
3026 	mcp->tov = MBX_TOV_SECONDS;
3027 	mcp->flags = 0;
3028 	rval = qla2x00_mailbox_command(vha, mcp);
3029 
3030 	if (rval != QLA_SUCCESS) {
3031 		/*EMPTY*/
3032 		ql_dbg(ql_dbg_mbx, vha, 0x107d,
3033 		    "Failed mb[0]=%x.\n", mcp->mb[0]);
3034 	} else {
3035 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x107e,
3036 		    "Done %s mb1=%x mb2=%x mb3=%x mb6=%x mb7=%x mb10=%x "
3037 		    "mb11=%x mb12=%x.\n", __func__, mcp->mb[1], mcp->mb[2],
3038 		    mcp->mb[3], mcp->mb[6], mcp->mb[7], mcp->mb[10],
3039 		    mcp->mb[11], mcp->mb[12]);
3040 
3041 		ha->orig_fw_tgt_xcb_count =  mcp->mb[1];
3042 		ha->cur_fw_tgt_xcb_count = mcp->mb[2];
3043 		ha->cur_fw_xcb_count = mcp->mb[3];
3044 		ha->orig_fw_xcb_count = mcp->mb[6];
3045 		ha->cur_fw_iocb_count = mcp->mb[7];
3046 		ha->orig_fw_iocb_count = mcp->mb[10];
3047 		if (ha->flags.npiv_supported)
3048 			ha->max_npiv_vports = mcp->mb[11];
3049 		if (IS_QLA81XX(ha) || IS_QLA83XX(ha))
3050 			ha->fw_max_fcf_count = mcp->mb[12];
3051 	}
3052 
3053 	return (rval);
3054 }
3055 
3056 /*
3057  * qla2x00_get_fcal_position_map
3058  *	Get FCAL (LILP) position map using mailbox command
3059  *
3060  * Input:
3061  *	ha = adapter state pointer.
3062  *	pos_map = buffer pointer (can be NULL).
3063  *
3064  * Returns:
3065  *	qla2x00 local function return status code.
3066  *
3067  * Context:
3068  *	Kernel context.
3069  */
3070 int
3071 qla2x00_get_fcal_position_map(scsi_qla_host_t *vha, char *pos_map,
3072 		u8 *num_entries)
3073 {
3074 	int rval;
3075 	mbx_cmd_t mc;
3076 	mbx_cmd_t *mcp = &mc;
3077 	char *pmap;
3078 	dma_addr_t pmap_dma;
3079 	struct qla_hw_data *ha = vha->hw;
3080 
3081 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x107f,
3082 	    "Entered %s.\n", __func__);
3083 
3084 	pmap = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &pmap_dma);
3085 	if (pmap  == NULL) {
3086 		ql_log(ql_log_warn, vha, 0x1080,
3087 		    "Memory alloc failed.\n");
3088 		return QLA_MEMORY_ALLOC_FAILED;
3089 	}
3090 
3091 	mcp->mb[0] = MBC_GET_FC_AL_POSITION_MAP;
3092 	mcp->mb[2] = MSW(pmap_dma);
3093 	mcp->mb[3] = LSW(pmap_dma);
3094 	mcp->mb[6] = MSW(MSD(pmap_dma));
3095 	mcp->mb[7] = LSW(MSD(pmap_dma));
3096 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
3097 	mcp->in_mb = MBX_1|MBX_0;
3098 	mcp->buf_size = FCAL_MAP_SIZE;
3099 	mcp->flags = MBX_DMA_IN;
3100 	mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
3101 	rval = qla2x00_mailbox_command(vha, mcp);
3102 
3103 	if (rval == QLA_SUCCESS) {
3104 		ql_dbg(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1081,
3105 		    "mb0/mb1=%x/%X FC/AL position map size (%x).\n",
3106 		    mcp->mb[0], mcp->mb[1], (unsigned)pmap[0]);
3107 		ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x111d,
3108 		    pmap, pmap[0] + 1);
3109 
3110 		if (pos_map)
3111 			memcpy(pos_map, pmap, FCAL_MAP_SIZE);
3112 		if (num_entries)
3113 			*num_entries = pmap[0];
3114 	}
3115 	dma_pool_free(ha->s_dma_pool, pmap, pmap_dma);
3116 
3117 	if (rval != QLA_SUCCESS) {
3118 		ql_dbg(ql_dbg_mbx, vha, 0x1082, "Failed=%x.\n", rval);
3119 	} else {
3120 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1083,
3121 		    "Done %s.\n", __func__);
3122 	}
3123 
3124 	return rval;
3125 }
3126 
3127 /*
3128  * qla2x00_get_link_status
3129  *
3130  * Input:
3131  *	ha = adapter block pointer.
3132  *	loop_id = device loop ID.
3133  *	ret_buf = pointer to link status return buffer.
3134  *
3135  * Returns:
3136  *	0 = success.
3137  *	BIT_0 = mem alloc error.
3138  *	BIT_1 = mailbox error.
3139  */
3140 int
3141 qla2x00_get_link_status(scsi_qla_host_t *vha, uint16_t loop_id,
3142     struct link_statistics *stats, dma_addr_t stats_dma)
3143 {
3144 	int rval;
3145 	mbx_cmd_t mc;
3146 	mbx_cmd_t *mcp = &mc;
3147 	uint32_t *iter = (uint32_t *)stats;
3148 	ushort dwords = offsetof(typeof(*stats), link_up_cnt)/sizeof(*iter);
3149 	struct qla_hw_data *ha = vha->hw;
3150 
3151 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1084,
3152 	    "Entered %s.\n", __func__);
3153 
3154 	mcp->mb[0] = MBC_GET_LINK_STATUS;
3155 	mcp->mb[2] = MSW(LSD(stats_dma));
3156 	mcp->mb[3] = LSW(LSD(stats_dma));
3157 	mcp->mb[6] = MSW(MSD(stats_dma));
3158 	mcp->mb[7] = LSW(MSD(stats_dma));
3159 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
3160 	mcp->in_mb = MBX_0;
3161 	if (IS_FWI2_CAPABLE(ha)) {
3162 		mcp->mb[1] = loop_id;
3163 		mcp->mb[4] = 0;
3164 		mcp->mb[10] = 0;
3165 		mcp->out_mb |= MBX_10|MBX_4|MBX_1;
3166 		mcp->in_mb |= MBX_1;
3167 	} else if (HAS_EXTENDED_IDS(ha)) {
3168 		mcp->mb[1] = loop_id;
3169 		mcp->mb[10] = 0;
3170 		mcp->out_mb |= MBX_10|MBX_1;
3171 	} else {
3172 		mcp->mb[1] = loop_id << 8;
3173 		mcp->out_mb |= MBX_1;
3174 	}
3175 	mcp->tov = MBX_TOV_SECONDS;
3176 	mcp->flags = IOCTL_CMD;
3177 	rval = qla2x00_mailbox_command(vha, mcp);
3178 
3179 	if (rval == QLA_SUCCESS) {
3180 		if (mcp->mb[0] != MBS_COMMAND_COMPLETE) {
3181 			ql_dbg(ql_dbg_mbx, vha, 0x1085,
3182 			    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3183 			rval = QLA_FUNCTION_FAILED;
3184 		} else {
3185 			/* Re-endianize - firmware data is le32. */
3186 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1086,
3187 			    "Done %s.\n", __func__);
3188 			for ( ; dwords--; iter++)
3189 				le32_to_cpus(iter);
3190 		}
3191 	} else {
3192 		/* Failed. */
3193 		ql_dbg(ql_dbg_mbx, vha, 0x1087, "Failed=%x.\n", rval);
3194 	}
3195 
3196 	return rval;
3197 }
3198 
3199 int
3200 qla24xx_get_isp_stats(scsi_qla_host_t *vha, struct link_statistics *stats,
3201     dma_addr_t stats_dma, uint16_t options)
3202 {
3203 	int rval;
3204 	mbx_cmd_t mc;
3205 	mbx_cmd_t *mcp = &mc;
3206 	uint32_t *iter = (uint32_t *)stats;
3207 	ushort dwords = sizeof(*stats)/sizeof(*iter);
3208 
3209 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1088,
3210 	    "Entered %s.\n", __func__);
3211 
3212 	memset(&mc, 0, sizeof(mc));
3213 	mc.mb[0] = MBC_GET_LINK_PRIV_STATS;
3214 	mc.mb[2] = MSW(LSD(stats_dma));
3215 	mc.mb[3] = LSW(LSD(stats_dma));
3216 	mc.mb[6] = MSW(MSD(stats_dma));
3217 	mc.mb[7] = LSW(MSD(stats_dma));
3218 	mc.mb[8] = dwords;
3219 	mc.mb[9] = vha->vp_idx;
3220 	mc.mb[10] = options;
3221 
3222 	rval = qla24xx_send_mb_cmd(vha, &mc);
3223 
3224 	if (rval == QLA_SUCCESS) {
3225 		if (mcp->mb[0] != MBS_COMMAND_COMPLETE) {
3226 			ql_dbg(ql_dbg_mbx, vha, 0x1089,
3227 			    "Failed mb[0]=%x.\n", mcp->mb[0]);
3228 			rval = QLA_FUNCTION_FAILED;
3229 		} else {
3230 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x108a,
3231 			    "Done %s.\n", __func__);
3232 			/* Re-endianize - firmware data is le32. */
3233 			for ( ; dwords--; iter++)
3234 				le32_to_cpus(iter);
3235 		}
3236 	} else {
3237 		/* Failed. */
3238 		ql_dbg(ql_dbg_mbx, vha, 0x108b, "Failed=%x.\n", rval);
3239 	}
3240 
3241 	return rval;
3242 }
3243 
3244 int
3245 qla24xx_abort_command(srb_t *sp)
3246 {
3247 	int		rval;
3248 	unsigned long   flags = 0;
3249 
3250 	struct abort_entry_24xx *abt;
3251 	dma_addr_t	abt_dma;
3252 	uint32_t	handle;
3253 	fc_port_t	*fcport = sp->fcport;
3254 	struct scsi_qla_host *vha = fcport->vha;
3255 	struct qla_hw_data *ha = vha->hw;
3256 	struct req_que *req;
3257 	struct qla_qpair *qpair = sp->qpair;
3258 
3259 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x108c,
3260 	    "Entered %s.\n", __func__);
3261 
3262 	if (sp->qpair)
3263 		req = sp->qpair->req;
3264 	else
3265 		return QLA_ERR_NO_QPAIR;
3266 
3267 	if (ql2xasynctmfenable)
3268 		return qla24xx_async_abort_command(sp);
3269 
3270 	spin_lock_irqsave(qpair->qp_lock_ptr, flags);
3271 	for (handle = 1; handle < req->num_outstanding_cmds; handle++) {
3272 		if (req->outstanding_cmds[handle] == sp)
3273 			break;
3274 	}
3275 	spin_unlock_irqrestore(qpair->qp_lock_ptr, flags);
3276 	if (handle == req->num_outstanding_cmds) {
3277 		/* Command not found. */
3278 		return QLA_ERR_NOT_FOUND;
3279 	}
3280 
3281 	abt = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &abt_dma);
3282 	if (abt == NULL) {
3283 		ql_log(ql_log_warn, vha, 0x108d,
3284 		    "Failed to allocate abort IOCB.\n");
3285 		return QLA_MEMORY_ALLOC_FAILED;
3286 	}
3287 
3288 	abt->entry_type = ABORT_IOCB_TYPE;
3289 	abt->entry_count = 1;
3290 	abt->handle = make_handle(req->id, abt->handle);
3291 	abt->nport_handle = cpu_to_le16(fcport->loop_id);
3292 	abt->handle_to_abort = make_handle(req->id, handle);
3293 	abt->port_id[0] = fcport->d_id.b.al_pa;
3294 	abt->port_id[1] = fcport->d_id.b.area;
3295 	abt->port_id[2] = fcport->d_id.b.domain;
3296 	abt->vp_index = fcport->vha->vp_idx;
3297 
3298 	abt->req_que_no = cpu_to_le16(req->id);
3299 	/* Need to pass original sp */
3300 	qla_nvme_abort_set_option(abt, sp);
3301 
3302 	rval = qla2x00_issue_iocb(vha, abt, abt_dma, 0);
3303 	if (rval != QLA_SUCCESS) {
3304 		ql_dbg(ql_dbg_mbx, vha, 0x108e,
3305 		    "Failed to issue IOCB (%x).\n", rval);
3306 	} else if (abt->entry_status != 0) {
3307 		ql_dbg(ql_dbg_mbx, vha, 0x108f,
3308 		    "Failed to complete IOCB -- error status (%x).\n",
3309 		    abt->entry_status);
3310 		rval = QLA_FUNCTION_FAILED;
3311 	} else if (abt->nport_handle != cpu_to_le16(0)) {
3312 		ql_dbg(ql_dbg_mbx, vha, 0x1090,
3313 		    "Failed to complete IOCB -- completion status (%x).\n",
3314 		    le16_to_cpu(abt->nport_handle));
3315 		if (abt->nport_handle == cpu_to_le16(CS_IOCB_ERROR))
3316 			rval = QLA_FUNCTION_PARAMETER_ERROR;
3317 		else
3318 			rval = QLA_FUNCTION_FAILED;
3319 	} else {
3320 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1091,
3321 		    "Done %s.\n", __func__);
3322 	}
3323 	if (rval == QLA_SUCCESS)
3324 		qla_nvme_abort_process_comp_status(abt, sp);
3325 
3326 	qla_wait_nvme_release_cmd_kref(sp);
3327 
3328 	dma_pool_free(ha->s_dma_pool, abt, abt_dma);
3329 
3330 	return rval;
3331 }
3332 
3333 struct tsk_mgmt_cmd {
3334 	union {
3335 		struct tsk_mgmt_entry tsk;
3336 		struct sts_entry_24xx sts;
3337 	} p;
3338 };
3339 
3340 static int
3341 __qla24xx_issue_tmf(char *name, uint32_t type, struct fc_port *fcport,
3342     uint64_t l, int tag)
3343 {
3344 	int		rval, rval2;
3345 	struct tsk_mgmt_cmd *tsk;
3346 	struct sts_entry_24xx *sts;
3347 	dma_addr_t	tsk_dma;
3348 	scsi_qla_host_t *vha;
3349 	struct qla_hw_data *ha;
3350 	struct req_que *req;
3351 	struct qla_qpair *qpair;
3352 
3353 	vha = fcport->vha;
3354 	ha = vha->hw;
3355 	req = vha->req;
3356 
3357 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1092,
3358 	    "Entered %s.\n", __func__);
3359 
3360 	if (vha->vp_idx && vha->qpair) {
3361 		/* NPIV port */
3362 		qpair = vha->qpair;
3363 		req = qpair->req;
3364 	}
3365 
3366 	tsk = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &tsk_dma);
3367 	if (tsk == NULL) {
3368 		ql_log(ql_log_warn, vha, 0x1093,
3369 		    "Failed to allocate task management IOCB.\n");
3370 		return QLA_MEMORY_ALLOC_FAILED;
3371 	}
3372 
3373 	tsk->p.tsk.entry_type = TSK_MGMT_IOCB_TYPE;
3374 	tsk->p.tsk.entry_count = 1;
3375 	tsk->p.tsk.handle = make_handle(req->id, tsk->p.tsk.handle);
3376 	tsk->p.tsk.nport_handle = cpu_to_le16(fcport->loop_id);
3377 	tsk->p.tsk.timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
3378 	tsk->p.tsk.control_flags = cpu_to_le32(type);
3379 	tsk->p.tsk.port_id[0] = fcport->d_id.b.al_pa;
3380 	tsk->p.tsk.port_id[1] = fcport->d_id.b.area;
3381 	tsk->p.tsk.port_id[2] = fcport->d_id.b.domain;
3382 	tsk->p.tsk.vp_index = fcport->vha->vp_idx;
3383 	if (type == TCF_LUN_RESET) {
3384 		int_to_scsilun(l, &tsk->p.tsk.lun);
3385 		host_to_fcp_swap((uint8_t *)&tsk->p.tsk.lun,
3386 		    sizeof(tsk->p.tsk.lun));
3387 	}
3388 
3389 	sts = &tsk->p.sts;
3390 	rval = qla2x00_issue_iocb(vha, tsk, tsk_dma, 0);
3391 	if (rval != QLA_SUCCESS) {
3392 		ql_dbg(ql_dbg_mbx, vha, 0x1094,
3393 		    "Failed to issue %s reset IOCB (%x).\n", name, rval);
3394 	} else if (sts->entry_status != 0) {
3395 		ql_dbg(ql_dbg_mbx, vha, 0x1095,
3396 		    "Failed to complete IOCB -- error status (%x).\n",
3397 		    sts->entry_status);
3398 		rval = QLA_FUNCTION_FAILED;
3399 	} else if (sts->comp_status != cpu_to_le16(CS_COMPLETE)) {
3400 		ql_dbg(ql_dbg_mbx, vha, 0x1096,
3401 		    "Failed to complete IOCB -- completion status (%x).\n",
3402 		    le16_to_cpu(sts->comp_status));
3403 		rval = QLA_FUNCTION_FAILED;
3404 	} else if (le16_to_cpu(sts->scsi_status) &
3405 	    SS_RESPONSE_INFO_LEN_VALID) {
3406 		if (le32_to_cpu(sts->rsp_data_len) < 4) {
3407 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1097,
3408 			    "Ignoring inconsistent data length -- not enough "
3409 			    "response info (%d).\n",
3410 			    le32_to_cpu(sts->rsp_data_len));
3411 		} else if (sts->data[3]) {
3412 			ql_dbg(ql_dbg_mbx, vha, 0x1098,
3413 			    "Failed to complete IOCB -- response (%x).\n",
3414 			    sts->data[3]);
3415 			rval = QLA_FUNCTION_FAILED;
3416 		}
3417 	}
3418 
3419 	/* Issue marker IOCB. */
3420 	rval2 = qla2x00_marker(vha, ha->base_qpair, fcport->loop_id, l,
3421 	    type == TCF_LUN_RESET ? MK_SYNC_ID_LUN : MK_SYNC_ID);
3422 	if (rval2 != QLA_SUCCESS) {
3423 		ql_dbg(ql_dbg_mbx, vha, 0x1099,
3424 		    "Failed to issue marker IOCB (%x).\n", rval2);
3425 	} else {
3426 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x109a,
3427 		    "Done %s.\n", __func__);
3428 	}
3429 
3430 	dma_pool_free(ha->s_dma_pool, tsk, tsk_dma);
3431 
3432 	return rval;
3433 }
3434 
3435 int
3436 qla24xx_abort_target(struct fc_port *fcport, uint64_t l, int tag)
3437 {
3438 	struct qla_hw_data *ha = fcport->vha->hw;
3439 
3440 	if ((ql2xasynctmfenable) && IS_FWI2_CAPABLE(ha))
3441 		return qla2x00_async_tm_cmd(fcport, TCF_TARGET_RESET, l, tag);
3442 
3443 	return __qla24xx_issue_tmf("Target", TCF_TARGET_RESET, fcport, l, tag);
3444 }
3445 
3446 int
3447 qla24xx_lun_reset(struct fc_port *fcport, uint64_t l, int tag)
3448 {
3449 	struct qla_hw_data *ha = fcport->vha->hw;
3450 
3451 	if ((ql2xasynctmfenable) && IS_FWI2_CAPABLE(ha))
3452 		return qla2x00_async_tm_cmd(fcport, TCF_LUN_RESET, l, tag);
3453 
3454 	return __qla24xx_issue_tmf("Lun", TCF_LUN_RESET, fcport, l, tag);
3455 }
3456 
3457 int
3458 qla2x00_system_error(scsi_qla_host_t *vha)
3459 {
3460 	int rval;
3461 	mbx_cmd_t mc;
3462 	mbx_cmd_t *mcp = &mc;
3463 	struct qla_hw_data *ha = vha->hw;
3464 
3465 	if (!IS_QLA23XX(ha) && !IS_FWI2_CAPABLE(ha))
3466 		return QLA_FUNCTION_FAILED;
3467 
3468 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x109b,
3469 	    "Entered %s.\n", __func__);
3470 
3471 	mcp->mb[0] = MBC_GEN_SYSTEM_ERROR;
3472 	mcp->out_mb = MBX_0;
3473 	mcp->in_mb = MBX_0;
3474 	mcp->tov = 5;
3475 	mcp->flags = 0;
3476 	rval = qla2x00_mailbox_command(vha, mcp);
3477 
3478 	if (rval != QLA_SUCCESS) {
3479 		ql_dbg(ql_dbg_mbx, vha, 0x109c, "Failed=%x.\n", rval);
3480 	} else {
3481 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x109d,
3482 		    "Done %s.\n", __func__);
3483 	}
3484 
3485 	return rval;
3486 }
3487 
3488 int
3489 qla2x00_write_serdes_word(scsi_qla_host_t *vha, uint16_t addr, uint16_t data)
3490 {
3491 	int rval;
3492 	mbx_cmd_t mc;
3493 	mbx_cmd_t *mcp = &mc;
3494 
3495 	if (!IS_QLA25XX(vha->hw) && !IS_QLA2031(vha->hw) &&
3496 	    !IS_QLA27XX(vha->hw) && !IS_QLA28XX(vha->hw))
3497 		return QLA_FUNCTION_FAILED;
3498 
3499 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1182,
3500 	    "Entered %s.\n", __func__);
3501 
3502 	mcp->mb[0] = MBC_WRITE_SERDES;
3503 	mcp->mb[1] = addr;
3504 	if (IS_QLA2031(vha->hw))
3505 		mcp->mb[2] = data & 0xff;
3506 	else
3507 		mcp->mb[2] = data;
3508 
3509 	mcp->mb[3] = 0;
3510 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
3511 	mcp->in_mb = MBX_0;
3512 	mcp->tov = MBX_TOV_SECONDS;
3513 	mcp->flags = 0;
3514 	rval = qla2x00_mailbox_command(vha, mcp);
3515 
3516 	if (rval != QLA_SUCCESS) {
3517 		ql_dbg(ql_dbg_mbx, vha, 0x1183,
3518 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3519 	} else {
3520 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1184,
3521 		    "Done %s.\n", __func__);
3522 	}
3523 
3524 	return rval;
3525 }
3526 
3527 int
3528 qla2x00_read_serdes_word(scsi_qla_host_t *vha, uint16_t addr, uint16_t *data)
3529 {
3530 	int rval;
3531 	mbx_cmd_t mc;
3532 	mbx_cmd_t *mcp = &mc;
3533 
3534 	if (!IS_QLA25XX(vha->hw) && !IS_QLA2031(vha->hw) &&
3535 	    !IS_QLA27XX(vha->hw) && !IS_QLA28XX(vha->hw))
3536 		return QLA_FUNCTION_FAILED;
3537 
3538 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1185,
3539 	    "Entered %s.\n", __func__);
3540 
3541 	mcp->mb[0] = MBC_READ_SERDES;
3542 	mcp->mb[1] = addr;
3543 	mcp->mb[3] = 0;
3544 	mcp->out_mb = MBX_3|MBX_1|MBX_0;
3545 	mcp->in_mb = MBX_1|MBX_0;
3546 	mcp->tov = MBX_TOV_SECONDS;
3547 	mcp->flags = 0;
3548 	rval = qla2x00_mailbox_command(vha, mcp);
3549 
3550 	if (IS_QLA2031(vha->hw))
3551 		*data = mcp->mb[1] & 0xff;
3552 	else
3553 		*data = mcp->mb[1];
3554 
3555 	if (rval != QLA_SUCCESS) {
3556 		ql_dbg(ql_dbg_mbx, vha, 0x1186,
3557 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3558 	} else {
3559 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1187,
3560 		    "Done %s.\n", __func__);
3561 	}
3562 
3563 	return rval;
3564 }
3565 
3566 int
3567 qla8044_write_serdes_word(scsi_qla_host_t *vha, uint32_t addr, uint32_t data)
3568 {
3569 	int rval;
3570 	mbx_cmd_t mc;
3571 	mbx_cmd_t *mcp = &mc;
3572 
3573 	if (!IS_QLA8044(vha->hw))
3574 		return QLA_FUNCTION_FAILED;
3575 
3576 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x11a0,
3577 	    "Entered %s.\n", __func__);
3578 
3579 	mcp->mb[0] = MBC_SET_GET_ETH_SERDES_REG;
3580 	mcp->mb[1] = HCS_WRITE_SERDES;
3581 	mcp->mb[3] = LSW(addr);
3582 	mcp->mb[4] = MSW(addr);
3583 	mcp->mb[5] = LSW(data);
3584 	mcp->mb[6] = MSW(data);
3585 	mcp->out_mb = MBX_6|MBX_5|MBX_4|MBX_3|MBX_1|MBX_0;
3586 	mcp->in_mb = MBX_0;
3587 	mcp->tov = MBX_TOV_SECONDS;
3588 	mcp->flags = 0;
3589 	rval = qla2x00_mailbox_command(vha, mcp);
3590 
3591 	if (rval != QLA_SUCCESS) {
3592 		ql_dbg(ql_dbg_mbx, vha, 0x11a1,
3593 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3594 	} else {
3595 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1188,
3596 		    "Done %s.\n", __func__);
3597 	}
3598 
3599 	return rval;
3600 }
3601 
3602 int
3603 qla8044_read_serdes_word(scsi_qla_host_t *vha, uint32_t addr, uint32_t *data)
3604 {
3605 	int rval;
3606 	mbx_cmd_t mc;
3607 	mbx_cmd_t *mcp = &mc;
3608 
3609 	if (!IS_QLA8044(vha->hw))
3610 		return QLA_FUNCTION_FAILED;
3611 
3612 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1189,
3613 	    "Entered %s.\n", __func__);
3614 
3615 	mcp->mb[0] = MBC_SET_GET_ETH_SERDES_REG;
3616 	mcp->mb[1] = HCS_READ_SERDES;
3617 	mcp->mb[3] = LSW(addr);
3618 	mcp->mb[4] = MSW(addr);
3619 	mcp->out_mb = MBX_4|MBX_3|MBX_1|MBX_0;
3620 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
3621 	mcp->tov = MBX_TOV_SECONDS;
3622 	mcp->flags = 0;
3623 	rval = qla2x00_mailbox_command(vha, mcp);
3624 
3625 	*data = mcp->mb[2] << 16 | mcp->mb[1];
3626 
3627 	if (rval != QLA_SUCCESS) {
3628 		ql_dbg(ql_dbg_mbx, vha, 0x118a,
3629 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3630 	} else {
3631 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118b,
3632 		    "Done %s.\n", __func__);
3633 	}
3634 
3635 	return rval;
3636 }
3637 
3638 /**
3639  * qla2x00_set_serdes_params() -
3640  * @vha: HA context
3641  * @sw_em_1g: serial link options
3642  * @sw_em_2g: serial link options
3643  * @sw_em_4g: serial link options
3644  *
3645  * Returns
3646  */
3647 int
3648 qla2x00_set_serdes_params(scsi_qla_host_t *vha, uint16_t sw_em_1g,
3649     uint16_t sw_em_2g, uint16_t sw_em_4g)
3650 {
3651 	int rval;
3652 	mbx_cmd_t mc;
3653 	mbx_cmd_t *mcp = &mc;
3654 
3655 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x109e,
3656 	    "Entered %s.\n", __func__);
3657 
3658 	mcp->mb[0] = MBC_SERDES_PARAMS;
3659 	mcp->mb[1] = BIT_0;
3660 	mcp->mb[2] = sw_em_1g | BIT_15;
3661 	mcp->mb[3] = sw_em_2g | BIT_15;
3662 	mcp->mb[4] = sw_em_4g | BIT_15;
3663 	mcp->out_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
3664 	mcp->in_mb = MBX_0;
3665 	mcp->tov = MBX_TOV_SECONDS;
3666 	mcp->flags = 0;
3667 	rval = qla2x00_mailbox_command(vha, mcp);
3668 
3669 	if (rval != QLA_SUCCESS) {
3670 		/*EMPTY*/
3671 		ql_dbg(ql_dbg_mbx, vha, 0x109f,
3672 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3673 	} else {
3674 		/*EMPTY*/
3675 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a0,
3676 		    "Done %s.\n", __func__);
3677 	}
3678 
3679 	return rval;
3680 }
3681 
3682 int
3683 qla2x00_stop_firmware(scsi_qla_host_t *vha)
3684 {
3685 	int rval;
3686 	mbx_cmd_t mc;
3687 	mbx_cmd_t *mcp = &mc;
3688 
3689 	if (!IS_FWI2_CAPABLE(vha->hw))
3690 		return QLA_FUNCTION_FAILED;
3691 
3692 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a1,
3693 	    "Entered %s.\n", __func__);
3694 
3695 	mcp->mb[0] = MBC_STOP_FIRMWARE;
3696 	mcp->mb[1] = 0;
3697 	mcp->out_mb = MBX_1|MBX_0;
3698 	mcp->in_mb = MBX_0;
3699 	mcp->tov = 5;
3700 	mcp->flags = 0;
3701 	rval = qla2x00_mailbox_command(vha, mcp);
3702 
3703 	if (rval != QLA_SUCCESS) {
3704 		ql_dbg(ql_dbg_mbx, vha, 0x10a2, "Failed=%x.\n", rval);
3705 		if (mcp->mb[0] == MBS_INVALID_COMMAND)
3706 			rval = QLA_INVALID_COMMAND;
3707 	} else {
3708 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a3,
3709 		    "Done %s.\n", __func__);
3710 	}
3711 
3712 	return rval;
3713 }
3714 
3715 int
3716 qla2x00_enable_eft_trace(scsi_qla_host_t *vha, dma_addr_t eft_dma,
3717     uint16_t buffers)
3718 {
3719 	int rval;
3720 	mbx_cmd_t mc;
3721 	mbx_cmd_t *mcp = &mc;
3722 
3723 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a4,
3724 	    "Entered %s.\n", __func__);
3725 
3726 	if (!IS_FWI2_CAPABLE(vha->hw))
3727 		return QLA_FUNCTION_FAILED;
3728 
3729 	if (unlikely(pci_channel_offline(vha->hw->pdev)))
3730 		return QLA_FUNCTION_FAILED;
3731 
3732 	mcp->mb[0] = MBC_TRACE_CONTROL;
3733 	mcp->mb[1] = TC_EFT_ENABLE;
3734 	mcp->mb[2] = LSW(eft_dma);
3735 	mcp->mb[3] = MSW(eft_dma);
3736 	mcp->mb[4] = LSW(MSD(eft_dma));
3737 	mcp->mb[5] = MSW(MSD(eft_dma));
3738 	mcp->mb[6] = buffers;
3739 	mcp->mb[7] = TC_AEN_DISABLE;
3740 	mcp->out_mb = MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
3741 	mcp->in_mb = MBX_1|MBX_0;
3742 	mcp->tov = MBX_TOV_SECONDS;
3743 	mcp->flags = 0;
3744 	rval = qla2x00_mailbox_command(vha, mcp);
3745 	if (rval != QLA_SUCCESS) {
3746 		ql_dbg(ql_dbg_mbx, vha, 0x10a5,
3747 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
3748 		    rval, mcp->mb[0], mcp->mb[1]);
3749 	} else {
3750 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a6,
3751 		    "Done %s.\n", __func__);
3752 	}
3753 
3754 	return rval;
3755 }
3756 
3757 int
3758 qla2x00_disable_eft_trace(scsi_qla_host_t *vha)
3759 {
3760 	int rval;
3761 	mbx_cmd_t mc;
3762 	mbx_cmd_t *mcp = &mc;
3763 
3764 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a7,
3765 	    "Entered %s.\n", __func__);
3766 
3767 	if (!IS_FWI2_CAPABLE(vha->hw))
3768 		return QLA_FUNCTION_FAILED;
3769 
3770 	if (unlikely(pci_channel_offline(vha->hw->pdev)))
3771 		return QLA_FUNCTION_FAILED;
3772 
3773 	mcp->mb[0] = MBC_TRACE_CONTROL;
3774 	mcp->mb[1] = TC_EFT_DISABLE;
3775 	mcp->out_mb = MBX_1|MBX_0;
3776 	mcp->in_mb = MBX_1|MBX_0;
3777 	mcp->tov = MBX_TOV_SECONDS;
3778 	mcp->flags = 0;
3779 	rval = qla2x00_mailbox_command(vha, mcp);
3780 	if (rval != QLA_SUCCESS) {
3781 		ql_dbg(ql_dbg_mbx, vha, 0x10a8,
3782 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
3783 		    rval, mcp->mb[0], mcp->mb[1]);
3784 	} else {
3785 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a9,
3786 		    "Done %s.\n", __func__);
3787 	}
3788 
3789 	return rval;
3790 }
3791 
3792 int
3793 qla2x00_enable_fce_trace(scsi_qla_host_t *vha, dma_addr_t fce_dma,
3794     uint16_t buffers, uint16_t *mb, uint32_t *dwords)
3795 {
3796 	int rval;
3797 	mbx_cmd_t mc;
3798 	mbx_cmd_t *mcp = &mc;
3799 
3800 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10aa,
3801 	    "Entered %s.\n", __func__);
3802 
3803 	if (!IS_QLA25XX(vha->hw) && !IS_QLA81XX(vha->hw) &&
3804 	    !IS_QLA83XX(vha->hw) && !IS_QLA27XX(vha->hw) &&
3805 	    !IS_QLA28XX(vha->hw))
3806 		return QLA_FUNCTION_FAILED;
3807 
3808 	if (unlikely(pci_channel_offline(vha->hw->pdev)))
3809 		return QLA_FUNCTION_FAILED;
3810 
3811 	mcp->mb[0] = MBC_TRACE_CONTROL;
3812 	mcp->mb[1] = TC_FCE_ENABLE;
3813 	mcp->mb[2] = LSW(fce_dma);
3814 	mcp->mb[3] = MSW(fce_dma);
3815 	mcp->mb[4] = LSW(MSD(fce_dma));
3816 	mcp->mb[5] = MSW(MSD(fce_dma));
3817 	mcp->mb[6] = buffers;
3818 	mcp->mb[7] = TC_AEN_DISABLE;
3819 	mcp->mb[8] = 0;
3820 	mcp->mb[9] = TC_FCE_DEFAULT_RX_SIZE;
3821 	mcp->mb[10] = TC_FCE_DEFAULT_TX_SIZE;
3822 	mcp->out_mb = MBX_10|MBX_9|MBX_8|MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|
3823 	    MBX_1|MBX_0;
3824 	mcp->in_mb = MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
3825 	mcp->tov = MBX_TOV_SECONDS;
3826 	mcp->flags = 0;
3827 	rval = qla2x00_mailbox_command(vha, mcp);
3828 	if (rval != QLA_SUCCESS) {
3829 		ql_dbg(ql_dbg_mbx, vha, 0x10ab,
3830 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
3831 		    rval, mcp->mb[0], mcp->mb[1]);
3832 	} else {
3833 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ac,
3834 		    "Done %s.\n", __func__);
3835 
3836 		if (mb)
3837 			memcpy(mb, mcp->mb, 8 * sizeof(*mb));
3838 		if (dwords)
3839 			*dwords = buffers;
3840 	}
3841 
3842 	return rval;
3843 }
3844 
3845 int
3846 qla2x00_disable_fce_trace(scsi_qla_host_t *vha, uint64_t *wr, uint64_t *rd)
3847 {
3848 	int rval;
3849 	mbx_cmd_t mc;
3850 	mbx_cmd_t *mcp = &mc;
3851 
3852 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ad,
3853 	    "Entered %s.\n", __func__);
3854 
3855 	if (!IS_FWI2_CAPABLE(vha->hw))
3856 		return QLA_FUNCTION_FAILED;
3857 
3858 	if (unlikely(pci_channel_offline(vha->hw->pdev)))
3859 		return QLA_FUNCTION_FAILED;
3860 
3861 	mcp->mb[0] = MBC_TRACE_CONTROL;
3862 	mcp->mb[1] = TC_FCE_DISABLE;
3863 	mcp->mb[2] = TC_FCE_DISABLE_TRACE;
3864 	mcp->out_mb = MBX_2|MBX_1|MBX_0;
3865 	mcp->in_mb = MBX_9|MBX_8|MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|
3866 	    MBX_1|MBX_0;
3867 	mcp->tov = MBX_TOV_SECONDS;
3868 	mcp->flags = 0;
3869 	rval = qla2x00_mailbox_command(vha, mcp);
3870 	if (rval != QLA_SUCCESS) {
3871 		ql_dbg(ql_dbg_mbx, vha, 0x10ae,
3872 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
3873 		    rval, mcp->mb[0], mcp->mb[1]);
3874 	} else {
3875 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10af,
3876 		    "Done %s.\n", __func__);
3877 
3878 		if (wr)
3879 			*wr = (uint64_t) mcp->mb[5] << 48 |
3880 			    (uint64_t) mcp->mb[4] << 32 |
3881 			    (uint64_t) mcp->mb[3] << 16 |
3882 			    (uint64_t) mcp->mb[2];
3883 		if (rd)
3884 			*rd = (uint64_t) mcp->mb[9] << 48 |
3885 			    (uint64_t) mcp->mb[8] << 32 |
3886 			    (uint64_t) mcp->mb[7] << 16 |
3887 			    (uint64_t) mcp->mb[6];
3888 	}
3889 
3890 	return rval;
3891 }
3892 
3893 int
3894 qla2x00_get_idma_speed(scsi_qla_host_t *vha, uint16_t loop_id,
3895 	uint16_t *port_speed, uint16_t *mb)
3896 {
3897 	int rval;
3898 	mbx_cmd_t mc;
3899 	mbx_cmd_t *mcp = &mc;
3900 
3901 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10b0,
3902 	    "Entered %s.\n", __func__);
3903 
3904 	if (!IS_IIDMA_CAPABLE(vha->hw))
3905 		return QLA_FUNCTION_FAILED;
3906 
3907 	mcp->mb[0] = MBC_PORT_PARAMS;
3908 	mcp->mb[1] = loop_id;
3909 	mcp->mb[2] = mcp->mb[3] = 0;
3910 	mcp->mb[9] = vha->vp_idx;
3911 	mcp->out_mb = MBX_9|MBX_3|MBX_2|MBX_1|MBX_0;
3912 	mcp->in_mb = MBX_3|MBX_1|MBX_0;
3913 	mcp->tov = MBX_TOV_SECONDS;
3914 	mcp->flags = 0;
3915 	rval = qla2x00_mailbox_command(vha, mcp);
3916 
3917 	/* Return mailbox statuses. */
3918 	if (mb) {
3919 		mb[0] = mcp->mb[0];
3920 		mb[1] = mcp->mb[1];
3921 		mb[3] = mcp->mb[3];
3922 	}
3923 
3924 	if (rval != QLA_SUCCESS) {
3925 		ql_dbg(ql_dbg_mbx, vha, 0x10b1, "Failed=%x.\n", rval);
3926 	} else {
3927 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10b2,
3928 		    "Done %s.\n", __func__);
3929 		if (port_speed)
3930 			*port_speed = mcp->mb[3];
3931 	}
3932 
3933 	return rval;
3934 }
3935 
3936 int
3937 qla2x00_set_idma_speed(scsi_qla_host_t *vha, uint16_t loop_id,
3938     uint16_t port_speed, uint16_t *mb)
3939 {
3940 	int rval;
3941 	mbx_cmd_t mc;
3942 	mbx_cmd_t *mcp = &mc;
3943 
3944 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10b3,
3945 	    "Entered %s.\n", __func__);
3946 
3947 	if (!IS_IIDMA_CAPABLE(vha->hw))
3948 		return QLA_FUNCTION_FAILED;
3949 
3950 	mcp->mb[0] = MBC_PORT_PARAMS;
3951 	mcp->mb[1] = loop_id;
3952 	mcp->mb[2] = BIT_0;
3953 	mcp->mb[3] = port_speed & 0x3F;
3954 	mcp->mb[9] = vha->vp_idx;
3955 	mcp->out_mb = MBX_9|MBX_3|MBX_2|MBX_1|MBX_0;
3956 	mcp->in_mb = MBX_3|MBX_1|MBX_0;
3957 	mcp->tov = MBX_TOV_SECONDS;
3958 	mcp->flags = 0;
3959 	rval = qla2x00_mailbox_command(vha, mcp);
3960 
3961 	/* Return mailbox statuses. */
3962 	if (mb) {
3963 		mb[0] = mcp->mb[0];
3964 		mb[1] = mcp->mb[1];
3965 		mb[3] = mcp->mb[3];
3966 	}
3967 
3968 	if (rval != QLA_SUCCESS) {
3969 		ql_dbg(ql_dbg_mbx, vha, 0x10b4,
3970 		    "Failed=%x.\n", rval);
3971 	} else {
3972 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10b5,
3973 		    "Done %s.\n", __func__);
3974 	}
3975 
3976 	return rval;
3977 }
3978 
3979 void
3980 qla24xx_report_id_acquisition(scsi_qla_host_t *vha,
3981 	struct vp_rpt_id_entry_24xx *rptid_entry)
3982 {
3983 	struct qla_hw_data *ha = vha->hw;
3984 	scsi_qla_host_t *vp = NULL;
3985 	unsigned long   flags;
3986 	int found;
3987 	port_id_t id;
3988 	struct fc_port *fcport;
3989 
3990 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10b6,
3991 	    "Entered %s.\n", __func__);
3992 
3993 	if (rptid_entry->entry_status != 0)
3994 		return;
3995 
3996 	id.b.domain = rptid_entry->port_id[2];
3997 	id.b.area   = rptid_entry->port_id[1];
3998 	id.b.al_pa  = rptid_entry->port_id[0];
3999 	id.b.rsvd_1 = 0;
4000 	ha->flags.n2n_ae = 0;
4001 
4002 	if (rptid_entry->format == 0) {
4003 		/* loop */
4004 		ql_dbg(ql_dbg_async, vha, 0x10b7,
4005 		    "Format 0 : Number of VPs setup %d, number of "
4006 		    "VPs acquired %d.\n", rptid_entry->vp_setup,
4007 		    rptid_entry->vp_acquired);
4008 		ql_dbg(ql_dbg_async, vha, 0x10b8,
4009 		    "Primary port id %02x%02x%02x.\n",
4010 		    rptid_entry->port_id[2], rptid_entry->port_id[1],
4011 		    rptid_entry->port_id[0]);
4012 		ha->current_topology = ISP_CFG_NL;
4013 		qlt_update_host_map(vha, id);
4014 
4015 	} else if (rptid_entry->format == 1) {
4016 		/* fabric */
4017 		ql_dbg(ql_dbg_async, vha, 0x10b9,
4018 		    "Format 1: VP[%d] enabled - status %d - with "
4019 		    "port id %02x%02x%02x.\n", rptid_entry->vp_idx,
4020 			rptid_entry->vp_status,
4021 		    rptid_entry->port_id[2], rptid_entry->port_id[1],
4022 		    rptid_entry->port_id[0]);
4023 		ql_dbg(ql_dbg_async, vha, 0x5075,
4024 		   "Format 1: Remote WWPN %8phC.\n",
4025 		   rptid_entry->u.f1.port_name);
4026 
4027 		ql_dbg(ql_dbg_async, vha, 0x5075,
4028 		   "Format 1: WWPN %8phC.\n",
4029 		   vha->port_name);
4030 
4031 		switch (rptid_entry->u.f1.flags & TOPO_MASK) {
4032 		case TOPO_N2N:
4033 			ha->current_topology = ISP_CFG_N;
4034 			spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
4035 			list_for_each_entry(fcport, &vha->vp_fcports, list) {
4036 				fcport->scan_state = QLA_FCPORT_SCAN;
4037 				fcport->n2n_flag = 0;
4038 			}
4039 			id.b24 = 0;
4040 			if (wwn_to_u64(vha->port_name) >
4041 			    wwn_to_u64(rptid_entry->u.f1.port_name)) {
4042 				vha->d_id.b24 = 0;
4043 				vha->d_id.b.al_pa = 1;
4044 				ha->flags.n2n_bigger = 1;
4045 
4046 				id.b.al_pa = 2;
4047 				ql_dbg(ql_dbg_async, vha, 0x5075,
4048 				    "Format 1: assign local id %x remote id %x\n",
4049 				    vha->d_id.b24, id.b24);
4050 			} else {
4051 				ql_dbg(ql_dbg_async, vha, 0x5075,
4052 				    "Format 1: Remote login - Waiting for WWPN %8phC.\n",
4053 				    rptid_entry->u.f1.port_name);
4054 				ha->flags.n2n_bigger = 0;
4055 			}
4056 
4057 			fcport = qla2x00_find_fcport_by_wwpn(vha,
4058 			    rptid_entry->u.f1.port_name, 1);
4059 			spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
4060 
4061 
4062 			if (fcport) {
4063 				fcport->plogi_nack_done_deadline = jiffies + HZ;
4064 				fcport->dm_login_expire = jiffies +
4065 					QLA_N2N_WAIT_TIME * HZ;
4066 				fcport->scan_state = QLA_FCPORT_FOUND;
4067 				fcport->n2n_flag = 1;
4068 				fcport->keep_nport_handle = 1;
4069 				fcport->login_retry = vha->hw->login_retry_count;
4070 				fcport->fc4_type = FS_FC4TYPE_FCP;
4071 				if (vha->flags.nvme_enabled)
4072 					fcport->fc4_type |= FS_FC4TYPE_NVME;
4073 
4074 				if (wwn_to_u64(vha->port_name) >
4075 				    wwn_to_u64(fcport->port_name)) {
4076 					fcport->d_id = id;
4077 				}
4078 
4079 				switch (fcport->disc_state) {
4080 				case DSC_DELETED:
4081 					set_bit(RELOGIN_NEEDED,
4082 					    &vha->dpc_flags);
4083 					break;
4084 				case DSC_DELETE_PEND:
4085 					break;
4086 				default:
4087 					qlt_schedule_sess_for_deletion(fcport);
4088 					break;
4089 				}
4090 			} else {
4091 				qla24xx_post_newsess_work(vha, &id,
4092 				    rptid_entry->u.f1.port_name,
4093 				    rptid_entry->u.f1.node_name,
4094 				    NULL,
4095 				    FS_FCP_IS_N2N);
4096 			}
4097 
4098 			/* if our portname is higher then initiate N2N login */
4099 
4100 			set_bit(N2N_LOGIN_NEEDED, &vha->dpc_flags);
4101 			return;
4102 		case TOPO_FL:
4103 			ha->current_topology = ISP_CFG_FL;
4104 			break;
4105 		case TOPO_F:
4106 			ha->current_topology = ISP_CFG_F;
4107 			break;
4108 		default:
4109 			break;
4110 		}
4111 
4112 		ha->flags.gpsc_supported = 1;
4113 		ha->current_topology = ISP_CFG_F;
4114 		/* buffer to buffer credit flag */
4115 		vha->flags.bbcr_enable = (rptid_entry->u.f1.bbcr & 0xf) != 0;
4116 
4117 		if (rptid_entry->vp_idx == 0) {
4118 			if (rptid_entry->vp_status == VP_STAT_COMPL) {
4119 				/* FA-WWN is only for physical port */
4120 				if (qla_ini_mode_enabled(vha) &&
4121 				    ha->flags.fawwpn_enabled &&
4122 				    (rptid_entry->u.f1.flags &
4123 				     BIT_6)) {
4124 					memcpy(vha->port_name,
4125 					    rptid_entry->u.f1.port_name,
4126 					    WWN_SIZE);
4127 				}
4128 
4129 				qlt_update_host_map(vha, id);
4130 			}
4131 
4132 			set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags);
4133 			set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
4134 		} else {
4135 			if (rptid_entry->vp_status != VP_STAT_COMPL &&
4136 				rptid_entry->vp_status != VP_STAT_ID_CHG) {
4137 				ql_dbg(ql_dbg_mbx, vha, 0x10ba,
4138 				    "Could not acquire ID for VP[%d].\n",
4139 				    rptid_entry->vp_idx);
4140 				return;
4141 			}
4142 
4143 			found = 0;
4144 			spin_lock_irqsave(&ha->vport_slock, flags);
4145 			list_for_each_entry(vp, &ha->vp_list, list) {
4146 				if (rptid_entry->vp_idx == vp->vp_idx) {
4147 					found = 1;
4148 					break;
4149 				}
4150 			}
4151 			spin_unlock_irqrestore(&ha->vport_slock, flags);
4152 
4153 			if (!found)
4154 				return;
4155 
4156 			qlt_update_host_map(vp, id);
4157 
4158 			/*
4159 			 * Cannot configure here as we are still sitting on the
4160 			 * response queue. Handle it in dpc context.
4161 			 */
4162 			set_bit(VP_IDX_ACQUIRED, &vp->vp_flags);
4163 			set_bit(REGISTER_FC4_NEEDED, &vp->dpc_flags);
4164 			set_bit(REGISTER_FDMI_NEEDED, &vp->dpc_flags);
4165 		}
4166 		set_bit(VP_DPC_NEEDED, &vha->dpc_flags);
4167 		qla2xxx_wake_dpc(vha);
4168 	} else if (rptid_entry->format == 2) {
4169 		ql_dbg(ql_dbg_async, vha, 0x505f,
4170 		    "RIDA: format 2/N2N Primary port id %02x%02x%02x.\n",
4171 		    rptid_entry->port_id[2], rptid_entry->port_id[1],
4172 		    rptid_entry->port_id[0]);
4173 
4174 		ql_dbg(ql_dbg_async, vha, 0x5075,
4175 		    "N2N: Remote WWPN %8phC.\n",
4176 		    rptid_entry->u.f2.port_name);
4177 
4178 		/* N2N.  direct connect */
4179 		ha->current_topology = ISP_CFG_N;
4180 		ha->flags.rida_fmt2 = 1;
4181 		vha->d_id.b.domain = rptid_entry->port_id[2];
4182 		vha->d_id.b.area = rptid_entry->port_id[1];
4183 		vha->d_id.b.al_pa = rptid_entry->port_id[0];
4184 
4185 		ha->flags.n2n_ae = 1;
4186 		spin_lock_irqsave(&ha->vport_slock, flags);
4187 		qlt_update_vp_map(vha, SET_AL_PA);
4188 		spin_unlock_irqrestore(&ha->vport_slock, flags);
4189 
4190 		list_for_each_entry(fcport, &vha->vp_fcports, list) {
4191 			fcport->scan_state = QLA_FCPORT_SCAN;
4192 			fcport->n2n_flag = 0;
4193 		}
4194 
4195 		fcport = qla2x00_find_fcport_by_wwpn(vha,
4196 		    rptid_entry->u.f2.port_name, 1);
4197 
4198 		if (fcport) {
4199 			fcport->login_retry = vha->hw->login_retry_count;
4200 			fcport->plogi_nack_done_deadline = jiffies + HZ;
4201 			fcport->scan_state = QLA_FCPORT_FOUND;
4202 			fcport->keep_nport_handle = 1;
4203 			fcport->n2n_flag = 1;
4204 			fcport->d_id.b.domain =
4205 				rptid_entry->u.f2.remote_nport_id[2];
4206 			fcport->d_id.b.area =
4207 				rptid_entry->u.f2.remote_nport_id[1];
4208 			fcport->d_id.b.al_pa =
4209 				rptid_entry->u.f2.remote_nport_id[0];
4210 
4211 			/*
4212 			 * For the case where remote port sending PRLO, FW
4213 			 * sends up RIDA Format 2 as an indication of session
4214 			 * loss. In other word, FW state change from PRLI
4215 			 * complete back to PLOGI complete. Delete the
4216 			 * session and let relogin drive the reconnect.
4217 			 */
4218 			if (atomic_read(&fcport->state) == FCS_ONLINE)
4219 				qlt_schedule_sess_for_deletion(fcport);
4220 		}
4221 	}
4222 }
4223 
4224 /*
4225  * qla24xx_modify_vp_config
4226  *	Change VP configuration for vha
4227  *
4228  * Input:
4229  *	vha = adapter block pointer.
4230  *
4231  * Returns:
4232  *	qla2xxx local function return status code.
4233  *
4234  * Context:
4235  *	Kernel context.
4236  */
4237 int
4238 qla24xx_modify_vp_config(scsi_qla_host_t *vha)
4239 {
4240 	int		rval;
4241 	struct vp_config_entry_24xx *vpmod;
4242 	dma_addr_t	vpmod_dma;
4243 	struct qla_hw_data *ha = vha->hw;
4244 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
4245 
4246 	/* This can be called by the parent */
4247 
4248 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10bb,
4249 	    "Entered %s.\n", __func__);
4250 
4251 	vpmod = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &vpmod_dma);
4252 	if (!vpmod) {
4253 		ql_log(ql_log_warn, vha, 0x10bc,
4254 		    "Failed to allocate modify VP IOCB.\n");
4255 		return QLA_MEMORY_ALLOC_FAILED;
4256 	}
4257 
4258 	vpmod->entry_type = VP_CONFIG_IOCB_TYPE;
4259 	vpmod->entry_count = 1;
4260 	vpmod->command = VCT_COMMAND_MOD_ENABLE_VPS;
4261 	vpmod->vp_count = 1;
4262 	vpmod->vp_index1 = vha->vp_idx;
4263 	vpmod->options_idx1 = BIT_3|BIT_4|BIT_5;
4264 
4265 	qlt_modify_vp_config(vha, vpmod);
4266 
4267 	memcpy(vpmod->node_name_idx1, vha->node_name, WWN_SIZE);
4268 	memcpy(vpmod->port_name_idx1, vha->port_name, WWN_SIZE);
4269 	vpmod->entry_count = 1;
4270 
4271 	rval = qla2x00_issue_iocb(base_vha, vpmod, vpmod_dma, 0);
4272 	if (rval != QLA_SUCCESS) {
4273 		ql_dbg(ql_dbg_mbx, vha, 0x10bd,
4274 		    "Failed to issue VP config IOCB (%x).\n", rval);
4275 	} else if (vpmod->comp_status != 0) {
4276 		ql_dbg(ql_dbg_mbx, vha, 0x10be,
4277 		    "Failed to complete IOCB -- error status (%x).\n",
4278 		    vpmod->comp_status);
4279 		rval = QLA_FUNCTION_FAILED;
4280 	} else if (vpmod->comp_status != cpu_to_le16(CS_COMPLETE)) {
4281 		ql_dbg(ql_dbg_mbx, vha, 0x10bf,
4282 		    "Failed to complete IOCB -- completion status (%x).\n",
4283 		    le16_to_cpu(vpmod->comp_status));
4284 		rval = QLA_FUNCTION_FAILED;
4285 	} else {
4286 		/* EMPTY */
4287 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10c0,
4288 		    "Done %s.\n", __func__);
4289 		fc_vport_set_state(vha->fc_vport, FC_VPORT_INITIALIZING);
4290 	}
4291 	dma_pool_free(ha->s_dma_pool, vpmod, vpmod_dma);
4292 
4293 	return rval;
4294 }
4295 
4296 /*
4297  * qla2x00_send_change_request
4298  *	Receive or disable RSCN request from fabric controller
4299  *
4300  * Input:
4301  *	ha = adapter block pointer
4302  *	format = registration format:
4303  *		0 - Reserved
4304  *		1 - Fabric detected registration
4305  *		2 - N_port detected registration
4306  *		3 - Full registration
4307  *		FF - clear registration
4308  *	vp_idx = Virtual port index
4309  *
4310  * Returns:
4311  *	qla2x00 local function return status code.
4312  *
4313  * Context:
4314  *	Kernel Context
4315  */
4316 
4317 int
4318 qla2x00_send_change_request(scsi_qla_host_t *vha, uint16_t format,
4319 			    uint16_t vp_idx)
4320 {
4321 	int rval;
4322 	mbx_cmd_t mc;
4323 	mbx_cmd_t *mcp = &mc;
4324 
4325 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10c7,
4326 	    "Entered %s.\n", __func__);
4327 
4328 	mcp->mb[0] = MBC_SEND_CHANGE_REQUEST;
4329 	mcp->mb[1] = format;
4330 	mcp->mb[9] = vp_idx;
4331 	mcp->out_mb = MBX_9|MBX_1|MBX_0;
4332 	mcp->in_mb = MBX_0|MBX_1;
4333 	mcp->tov = MBX_TOV_SECONDS;
4334 	mcp->flags = 0;
4335 	rval = qla2x00_mailbox_command(vha, mcp);
4336 
4337 	if (rval == QLA_SUCCESS) {
4338 		if (mcp->mb[0] != MBS_COMMAND_COMPLETE) {
4339 			rval = BIT_1;
4340 		}
4341 	} else
4342 		rval = BIT_1;
4343 
4344 	return rval;
4345 }
4346 
4347 int
4348 qla2x00_dump_ram(scsi_qla_host_t *vha, dma_addr_t req_dma, uint32_t addr,
4349     uint32_t size)
4350 {
4351 	int rval;
4352 	mbx_cmd_t mc;
4353 	mbx_cmd_t *mcp = &mc;
4354 
4355 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1009,
4356 	    "Entered %s.\n", __func__);
4357 
4358 	if (MSW(addr) || IS_FWI2_CAPABLE(vha->hw)) {
4359 		mcp->mb[0] = MBC_DUMP_RISC_RAM_EXTENDED;
4360 		mcp->mb[8] = MSW(addr);
4361 		mcp->mb[10] = 0;
4362 		mcp->out_mb = MBX_10|MBX_8|MBX_0;
4363 	} else {
4364 		mcp->mb[0] = MBC_DUMP_RISC_RAM;
4365 		mcp->out_mb = MBX_0;
4366 	}
4367 	mcp->mb[1] = LSW(addr);
4368 	mcp->mb[2] = MSW(req_dma);
4369 	mcp->mb[3] = LSW(req_dma);
4370 	mcp->mb[6] = MSW(MSD(req_dma));
4371 	mcp->mb[7] = LSW(MSD(req_dma));
4372 	mcp->out_mb |= MBX_7|MBX_6|MBX_3|MBX_2|MBX_1;
4373 	if (IS_FWI2_CAPABLE(vha->hw)) {
4374 		mcp->mb[4] = MSW(size);
4375 		mcp->mb[5] = LSW(size);
4376 		mcp->out_mb |= MBX_5|MBX_4;
4377 	} else {
4378 		mcp->mb[4] = LSW(size);
4379 		mcp->out_mb |= MBX_4;
4380 	}
4381 
4382 	mcp->in_mb = MBX_0;
4383 	mcp->tov = MBX_TOV_SECONDS;
4384 	mcp->flags = 0;
4385 	rval = qla2x00_mailbox_command(vha, mcp);
4386 
4387 	if (rval != QLA_SUCCESS) {
4388 		ql_dbg(ql_dbg_mbx, vha, 0x1008,
4389 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
4390 	} else {
4391 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1007,
4392 		    "Done %s.\n", __func__);
4393 	}
4394 
4395 	return rval;
4396 }
4397 /* 84XX Support **************************************************************/
4398 
4399 struct cs84xx_mgmt_cmd {
4400 	union {
4401 		struct verify_chip_entry_84xx req;
4402 		struct verify_chip_rsp_84xx rsp;
4403 	} p;
4404 };
4405 
4406 int
4407 qla84xx_verify_chip(struct scsi_qla_host *vha, uint16_t *status)
4408 {
4409 	int rval, retry;
4410 	struct cs84xx_mgmt_cmd *mn;
4411 	dma_addr_t mn_dma;
4412 	uint16_t options;
4413 	unsigned long flags;
4414 	struct qla_hw_data *ha = vha->hw;
4415 
4416 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10c8,
4417 	    "Entered %s.\n", __func__);
4418 
4419 	mn = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &mn_dma);
4420 	if (mn == NULL) {
4421 		return QLA_MEMORY_ALLOC_FAILED;
4422 	}
4423 
4424 	/* Force Update? */
4425 	options = ha->cs84xx->fw_update ? VCO_FORCE_UPDATE : 0;
4426 	/* Diagnostic firmware? */
4427 	/* options |= MENLO_DIAG_FW; */
4428 	/* We update the firmware with only one data sequence. */
4429 	options |= VCO_END_OF_DATA;
4430 
4431 	do {
4432 		retry = 0;
4433 		memset(mn, 0, sizeof(*mn));
4434 		mn->p.req.entry_type = VERIFY_CHIP_IOCB_TYPE;
4435 		mn->p.req.entry_count = 1;
4436 		mn->p.req.options = cpu_to_le16(options);
4437 
4438 		ql_dbg(ql_dbg_mbx + ql_dbg_buffer, vha, 0x111c,
4439 		    "Dump of Verify Request.\n");
4440 		ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x111e,
4441 		    mn, sizeof(*mn));
4442 
4443 		rval = qla2x00_issue_iocb_timeout(vha, mn, mn_dma, 0, 120);
4444 		if (rval != QLA_SUCCESS) {
4445 			ql_dbg(ql_dbg_mbx, vha, 0x10cb,
4446 			    "Failed to issue verify IOCB (%x).\n", rval);
4447 			goto verify_done;
4448 		}
4449 
4450 		ql_dbg(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1110,
4451 		    "Dump of Verify Response.\n");
4452 		ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1118,
4453 		    mn, sizeof(*mn));
4454 
4455 		status[0] = le16_to_cpu(mn->p.rsp.comp_status);
4456 		status[1] = status[0] == CS_VCS_CHIP_FAILURE ?
4457 		    le16_to_cpu(mn->p.rsp.failure_code) : 0;
4458 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ce,
4459 		    "cs=%x fc=%x.\n", status[0], status[1]);
4460 
4461 		if (status[0] != CS_COMPLETE) {
4462 			rval = QLA_FUNCTION_FAILED;
4463 			if (!(options & VCO_DONT_UPDATE_FW)) {
4464 				ql_dbg(ql_dbg_mbx, vha, 0x10cf,
4465 				    "Firmware update failed. Retrying "
4466 				    "without update firmware.\n");
4467 				options |= VCO_DONT_UPDATE_FW;
4468 				options &= ~VCO_FORCE_UPDATE;
4469 				retry = 1;
4470 			}
4471 		} else {
4472 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d0,
4473 			    "Firmware updated to %x.\n",
4474 			    le32_to_cpu(mn->p.rsp.fw_ver));
4475 
4476 			/* NOTE: we only update OP firmware. */
4477 			spin_lock_irqsave(&ha->cs84xx->access_lock, flags);
4478 			ha->cs84xx->op_fw_version =
4479 			    le32_to_cpu(mn->p.rsp.fw_ver);
4480 			spin_unlock_irqrestore(&ha->cs84xx->access_lock,
4481 			    flags);
4482 		}
4483 	} while (retry);
4484 
4485 verify_done:
4486 	dma_pool_free(ha->s_dma_pool, mn, mn_dma);
4487 
4488 	if (rval != QLA_SUCCESS) {
4489 		ql_dbg(ql_dbg_mbx, vha, 0x10d1,
4490 		    "Failed=%x.\n", rval);
4491 	} else {
4492 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d2,
4493 		    "Done %s.\n", __func__);
4494 	}
4495 
4496 	return rval;
4497 }
4498 
4499 int
4500 qla25xx_init_req_que(struct scsi_qla_host *vha, struct req_que *req)
4501 {
4502 	int rval;
4503 	unsigned long flags;
4504 	mbx_cmd_t mc;
4505 	mbx_cmd_t *mcp = &mc;
4506 	struct qla_hw_data *ha = vha->hw;
4507 
4508 	if (!ha->flags.fw_started)
4509 		return QLA_SUCCESS;
4510 
4511 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d3,
4512 	    "Entered %s.\n", __func__);
4513 
4514 	if (IS_SHADOW_REG_CAPABLE(ha))
4515 		req->options |= BIT_13;
4516 
4517 	mcp->mb[0] = MBC_INITIALIZE_MULTIQ;
4518 	mcp->mb[1] = req->options;
4519 	mcp->mb[2] = MSW(LSD(req->dma));
4520 	mcp->mb[3] = LSW(LSD(req->dma));
4521 	mcp->mb[6] = MSW(MSD(req->dma));
4522 	mcp->mb[7] = LSW(MSD(req->dma));
4523 	mcp->mb[5] = req->length;
4524 	if (req->rsp)
4525 		mcp->mb[10] = req->rsp->id;
4526 	mcp->mb[12] = req->qos;
4527 	mcp->mb[11] = req->vp_idx;
4528 	mcp->mb[13] = req->rid;
4529 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))
4530 		mcp->mb[15] = 0;
4531 
4532 	mcp->mb[4] = req->id;
4533 	/* que in ptr index */
4534 	mcp->mb[8] = 0;
4535 	/* que out ptr index */
4536 	mcp->mb[9] = *req->out_ptr = 0;
4537 	mcp->out_mb = MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_9|MBX_8|MBX_7|
4538 			MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
4539 	mcp->in_mb = MBX_0;
4540 	mcp->flags = MBX_DMA_OUT;
4541 	mcp->tov = MBX_TOV_SECONDS * 2;
4542 
4543 	if (IS_QLA81XX(ha) || IS_QLA83XX(ha) || IS_QLA27XX(ha) ||
4544 	    IS_QLA28XX(ha))
4545 		mcp->in_mb |= MBX_1;
4546 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
4547 		mcp->out_mb |= MBX_15;
4548 		/* debug q create issue in SR-IOV */
4549 		mcp->in_mb |= MBX_9 | MBX_8 | MBX_7;
4550 	}
4551 
4552 	spin_lock_irqsave(&ha->hardware_lock, flags);
4553 	if (!(req->options & BIT_0)) {
4554 		wrt_reg_dword(req->req_q_in, 0);
4555 		if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
4556 			wrt_reg_dword(req->req_q_out, 0);
4557 	}
4558 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
4559 
4560 	rval = qla2x00_mailbox_command(vha, mcp);
4561 	if (rval != QLA_SUCCESS) {
4562 		ql_dbg(ql_dbg_mbx, vha, 0x10d4,
4563 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
4564 	} else {
4565 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d5,
4566 		    "Done %s.\n", __func__);
4567 	}
4568 
4569 	return rval;
4570 }
4571 
4572 int
4573 qla25xx_init_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp)
4574 {
4575 	int rval;
4576 	unsigned long flags;
4577 	mbx_cmd_t mc;
4578 	mbx_cmd_t *mcp = &mc;
4579 	struct qla_hw_data *ha = vha->hw;
4580 
4581 	if (!ha->flags.fw_started)
4582 		return QLA_SUCCESS;
4583 
4584 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d6,
4585 	    "Entered %s.\n", __func__);
4586 
4587 	if (IS_SHADOW_REG_CAPABLE(ha))
4588 		rsp->options |= BIT_13;
4589 
4590 	mcp->mb[0] = MBC_INITIALIZE_MULTIQ;
4591 	mcp->mb[1] = rsp->options;
4592 	mcp->mb[2] = MSW(LSD(rsp->dma));
4593 	mcp->mb[3] = LSW(LSD(rsp->dma));
4594 	mcp->mb[6] = MSW(MSD(rsp->dma));
4595 	mcp->mb[7] = LSW(MSD(rsp->dma));
4596 	mcp->mb[5] = rsp->length;
4597 	mcp->mb[14] = rsp->msix->entry;
4598 	mcp->mb[13] = rsp->rid;
4599 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))
4600 		mcp->mb[15] = 0;
4601 
4602 	mcp->mb[4] = rsp->id;
4603 	/* que in ptr index */
4604 	mcp->mb[8] = *rsp->in_ptr = 0;
4605 	/* que out ptr index */
4606 	mcp->mb[9] = 0;
4607 	mcp->out_mb = MBX_14|MBX_13|MBX_9|MBX_8|MBX_7
4608 			|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
4609 	mcp->in_mb = MBX_0;
4610 	mcp->flags = MBX_DMA_OUT;
4611 	mcp->tov = MBX_TOV_SECONDS * 2;
4612 
4613 	if (IS_QLA81XX(ha)) {
4614 		mcp->out_mb |= MBX_12|MBX_11|MBX_10;
4615 		mcp->in_mb |= MBX_1;
4616 	} else if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
4617 		mcp->out_mb |= MBX_15|MBX_12|MBX_11|MBX_10;
4618 		mcp->in_mb |= MBX_1;
4619 		/* debug q create issue in SR-IOV */
4620 		mcp->in_mb |= MBX_9 | MBX_8 | MBX_7;
4621 	}
4622 
4623 	spin_lock_irqsave(&ha->hardware_lock, flags);
4624 	if (!(rsp->options & BIT_0)) {
4625 		wrt_reg_dword(rsp->rsp_q_out, 0);
4626 		if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
4627 			wrt_reg_dword(rsp->rsp_q_in, 0);
4628 	}
4629 
4630 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
4631 
4632 	rval = qla2x00_mailbox_command(vha, mcp);
4633 	if (rval != QLA_SUCCESS) {
4634 		ql_dbg(ql_dbg_mbx, vha, 0x10d7,
4635 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
4636 	} else {
4637 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d8,
4638 		    "Done %s.\n", __func__);
4639 	}
4640 
4641 	return rval;
4642 }
4643 
4644 int
4645 qla81xx_idc_ack(scsi_qla_host_t *vha, uint16_t *mb)
4646 {
4647 	int rval;
4648 	mbx_cmd_t mc;
4649 	mbx_cmd_t *mcp = &mc;
4650 
4651 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d9,
4652 	    "Entered %s.\n", __func__);
4653 
4654 	mcp->mb[0] = MBC_IDC_ACK;
4655 	memcpy(&mcp->mb[1], mb, QLA_IDC_ACK_REGS * sizeof(uint16_t));
4656 	mcp->out_mb = MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
4657 	mcp->in_mb = MBX_0;
4658 	mcp->tov = MBX_TOV_SECONDS;
4659 	mcp->flags = 0;
4660 	rval = qla2x00_mailbox_command(vha, mcp);
4661 
4662 	if (rval != QLA_SUCCESS) {
4663 		ql_dbg(ql_dbg_mbx, vha, 0x10da,
4664 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
4665 	} else {
4666 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10db,
4667 		    "Done %s.\n", __func__);
4668 	}
4669 
4670 	return rval;
4671 }
4672 
4673 int
4674 qla81xx_fac_get_sector_size(scsi_qla_host_t *vha, uint32_t *sector_size)
4675 {
4676 	int rval;
4677 	mbx_cmd_t mc;
4678 	mbx_cmd_t *mcp = &mc;
4679 
4680 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10dc,
4681 	    "Entered %s.\n", __func__);
4682 
4683 	if (!IS_QLA81XX(vha->hw) && !IS_QLA83XX(vha->hw) &&
4684 	    !IS_QLA27XX(vha->hw) && !IS_QLA28XX(vha->hw))
4685 		return QLA_FUNCTION_FAILED;
4686 
4687 	mcp->mb[0] = MBC_FLASH_ACCESS_CTRL;
4688 	mcp->mb[1] = FAC_OPT_CMD_GET_SECTOR_SIZE;
4689 	mcp->out_mb = MBX_1|MBX_0;
4690 	mcp->in_mb = MBX_1|MBX_0;
4691 	mcp->tov = MBX_TOV_SECONDS;
4692 	mcp->flags = 0;
4693 	rval = qla2x00_mailbox_command(vha, mcp);
4694 
4695 	if (rval != QLA_SUCCESS) {
4696 		ql_dbg(ql_dbg_mbx, vha, 0x10dd,
4697 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
4698 		    rval, mcp->mb[0], mcp->mb[1]);
4699 	} else {
4700 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10de,
4701 		    "Done %s.\n", __func__);
4702 		*sector_size = mcp->mb[1];
4703 	}
4704 
4705 	return rval;
4706 }
4707 
4708 int
4709 qla81xx_fac_do_write_enable(scsi_qla_host_t *vha, int enable)
4710 {
4711 	int rval;
4712 	mbx_cmd_t mc;
4713 	mbx_cmd_t *mcp = &mc;
4714 
4715 	if (!IS_QLA81XX(vha->hw) && !IS_QLA83XX(vha->hw) &&
4716 	    !IS_QLA27XX(vha->hw) && !IS_QLA28XX(vha->hw))
4717 		return QLA_FUNCTION_FAILED;
4718 
4719 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10df,
4720 	    "Entered %s.\n", __func__);
4721 
4722 	mcp->mb[0] = MBC_FLASH_ACCESS_CTRL;
4723 	mcp->mb[1] = enable ? FAC_OPT_CMD_WRITE_ENABLE :
4724 	    FAC_OPT_CMD_WRITE_PROTECT;
4725 	mcp->out_mb = MBX_1|MBX_0;
4726 	mcp->in_mb = MBX_1|MBX_0;
4727 	mcp->tov = MBX_TOV_SECONDS;
4728 	mcp->flags = 0;
4729 	rval = qla2x00_mailbox_command(vha, mcp);
4730 
4731 	if (rval != QLA_SUCCESS) {
4732 		ql_dbg(ql_dbg_mbx, vha, 0x10e0,
4733 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
4734 		    rval, mcp->mb[0], mcp->mb[1]);
4735 	} else {
4736 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e1,
4737 		    "Done %s.\n", __func__);
4738 	}
4739 
4740 	return rval;
4741 }
4742 
4743 int
4744 qla81xx_fac_erase_sector(scsi_qla_host_t *vha, uint32_t start, uint32_t finish)
4745 {
4746 	int rval;
4747 	mbx_cmd_t mc;
4748 	mbx_cmd_t *mcp = &mc;
4749 
4750 	if (!IS_QLA81XX(vha->hw) && !IS_QLA83XX(vha->hw) &&
4751 	    !IS_QLA27XX(vha->hw) && !IS_QLA28XX(vha->hw))
4752 		return QLA_FUNCTION_FAILED;
4753 
4754 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e2,
4755 	    "Entered %s.\n", __func__);
4756 
4757 	mcp->mb[0] = MBC_FLASH_ACCESS_CTRL;
4758 	mcp->mb[1] = FAC_OPT_CMD_ERASE_SECTOR;
4759 	mcp->mb[2] = LSW(start);
4760 	mcp->mb[3] = MSW(start);
4761 	mcp->mb[4] = LSW(finish);
4762 	mcp->mb[5] = MSW(finish);
4763 	mcp->out_mb = MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
4764 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
4765 	mcp->tov = MBX_TOV_SECONDS;
4766 	mcp->flags = 0;
4767 	rval = qla2x00_mailbox_command(vha, mcp);
4768 
4769 	if (rval != QLA_SUCCESS) {
4770 		ql_dbg(ql_dbg_mbx, vha, 0x10e3,
4771 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x.\n",
4772 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2]);
4773 	} else {
4774 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e4,
4775 		    "Done %s.\n", __func__);
4776 	}
4777 
4778 	return rval;
4779 }
4780 
4781 int
4782 qla81xx_fac_semaphore_access(scsi_qla_host_t *vha, int lock)
4783 {
4784 	int rval = QLA_SUCCESS;
4785 	mbx_cmd_t mc;
4786 	mbx_cmd_t *mcp = &mc;
4787 	struct qla_hw_data *ha = vha->hw;
4788 
4789 	if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) &&
4790 	    !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
4791 		return rval;
4792 
4793 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e2,
4794 	    "Entered %s.\n", __func__);
4795 
4796 	mcp->mb[0] = MBC_FLASH_ACCESS_CTRL;
4797 	mcp->mb[1] = (lock ? FAC_OPT_CMD_LOCK_SEMAPHORE :
4798 	    FAC_OPT_CMD_UNLOCK_SEMAPHORE);
4799 	mcp->out_mb = MBX_1|MBX_0;
4800 	mcp->in_mb = MBX_1|MBX_0;
4801 	mcp->tov = MBX_TOV_SECONDS;
4802 	mcp->flags = 0;
4803 	rval = qla2x00_mailbox_command(vha, mcp);
4804 
4805 	if (rval != QLA_SUCCESS) {
4806 		ql_dbg(ql_dbg_mbx, vha, 0x10e3,
4807 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x.\n",
4808 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2]);
4809 	} else {
4810 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e4,
4811 		    "Done %s.\n", __func__);
4812 	}
4813 
4814 	return rval;
4815 }
4816 
4817 int
4818 qla81xx_restart_mpi_firmware(scsi_qla_host_t *vha)
4819 {
4820 	int rval = 0;
4821 	mbx_cmd_t mc;
4822 	mbx_cmd_t *mcp = &mc;
4823 
4824 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e5,
4825 	    "Entered %s.\n", __func__);
4826 
4827 	mcp->mb[0] = MBC_RESTART_MPI_FW;
4828 	mcp->out_mb = MBX_0;
4829 	mcp->in_mb = MBX_0|MBX_1;
4830 	mcp->tov = MBX_TOV_SECONDS;
4831 	mcp->flags = 0;
4832 	rval = qla2x00_mailbox_command(vha, mcp);
4833 
4834 	if (rval != QLA_SUCCESS) {
4835 		ql_dbg(ql_dbg_mbx, vha, 0x10e6,
4836 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
4837 		    rval, mcp->mb[0], mcp->mb[1]);
4838 	} else {
4839 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e7,
4840 		    "Done %s.\n", __func__);
4841 	}
4842 
4843 	return rval;
4844 }
4845 
4846 int
4847 qla82xx_set_driver_version(scsi_qla_host_t *vha, char *version)
4848 {
4849 	int rval;
4850 	mbx_cmd_t mc;
4851 	mbx_cmd_t *mcp = &mc;
4852 	int i;
4853 	int len;
4854 	__le16 *str;
4855 	struct qla_hw_data *ha = vha->hw;
4856 
4857 	if (!IS_P3P_TYPE(ha))
4858 		return QLA_FUNCTION_FAILED;
4859 
4860 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x117b,
4861 	    "Entered %s.\n", __func__);
4862 
4863 	str = (__force __le16 *)version;
4864 	len = strlen(version);
4865 
4866 	mcp->mb[0] = MBC_SET_RNID_PARAMS;
4867 	mcp->mb[1] = RNID_TYPE_SET_VERSION << 8;
4868 	mcp->out_mb = MBX_1|MBX_0;
4869 	for (i = 4; i < 16 && len; i++, str++, len -= 2) {
4870 		mcp->mb[i] = le16_to_cpup(str);
4871 		mcp->out_mb |= 1<<i;
4872 	}
4873 	for (; i < 16; i++) {
4874 		mcp->mb[i] = 0;
4875 		mcp->out_mb |= 1<<i;
4876 	}
4877 	mcp->in_mb = MBX_1|MBX_0;
4878 	mcp->tov = MBX_TOV_SECONDS;
4879 	mcp->flags = 0;
4880 	rval = qla2x00_mailbox_command(vha, mcp);
4881 
4882 	if (rval != QLA_SUCCESS) {
4883 		ql_dbg(ql_dbg_mbx, vha, 0x117c,
4884 		    "Failed=%x mb[0]=%x,%x.\n", rval, mcp->mb[0], mcp->mb[1]);
4885 	} else {
4886 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x117d,
4887 		    "Done %s.\n", __func__);
4888 	}
4889 
4890 	return rval;
4891 }
4892 
4893 int
4894 qla25xx_set_driver_version(scsi_qla_host_t *vha, char *version)
4895 {
4896 	int rval;
4897 	mbx_cmd_t mc;
4898 	mbx_cmd_t *mcp = &mc;
4899 	int len;
4900 	uint16_t dwlen;
4901 	uint8_t *str;
4902 	dma_addr_t str_dma;
4903 	struct qla_hw_data *ha = vha->hw;
4904 
4905 	if (!IS_FWI2_CAPABLE(ha) || IS_QLA24XX_TYPE(ha) || IS_QLA81XX(ha) ||
4906 	    IS_P3P_TYPE(ha))
4907 		return QLA_FUNCTION_FAILED;
4908 
4909 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x117e,
4910 	    "Entered %s.\n", __func__);
4911 
4912 	str = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &str_dma);
4913 	if (!str) {
4914 		ql_log(ql_log_warn, vha, 0x117f,
4915 		    "Failed to allocate driver version param.\n");
4916 		return QLA_MEMORY_ALLOC_FAILED;
4917 	}
4918 
4919 	memcpy(str, "\x7\x3\x11\x0", 4);
4920 	dwlen = str[0];
4921 	len = dwlen * 4 - 4;
4922 	memset(str + 4, 0, len);
4923 	if (len > strlen(version))
4924 		len = strlen(version);
4925 	memcpy(str + 4, version, len);
4926 
4927 	mcp->mb[0] = MBC_SET_RNID_PARAMS;
4928 	mcp->mb[1] = RNID_TYPE_SET_VERSION << 8 | dwlen;
4929 	mcp->mb[2] = MSW(LSD(str_dma));
4930 	mcp->mb[3] = LSW(LSD(str_dma));
4931 	mcp->mb[6] = MSW(MSD(str_dma));
4932 	mcp->mb[7] = LSW(MSD(str_dma));
4933 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
4934 	mcp->in_mb = MBX_1|MBX_0;
4935 	mcp->tov = MBX_TOV_SECONDS;
4936 	mcp->flags = 0;
4937 	rval = qla2x00_mailbox_command(vha, mcp);
4938 
4939 	if (rval != QLA_SUCCESS) {
4940 		ql_dbg(ql_dbg_mbx, vha, 0x1180,
4941 		    "Failed=%x mb[0]=%x,%x.\n", rval, mcp->mb[0], mcp->mb[1]);
4942 	} else {
4943 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1181,
4944 		    "Done %s.\n", __func__);
4945 	}
4946 
4947 	dma_pool_free(ha->s_dma_pool, str, str_dma);
4948 
4949 	return rval;
4950 }
4951 
4952 int
4953 qla24xx_get_port_login_templ(scsi_qla_host_t *vha, dma_addr_t buf_dma,
4954 			     void *buf, uint16_t bufsiz)
4955 {
4956 	int rval, i;
4957 	mbx_cmd_t mc;
4958 	mbx_cmd_t *mcp = &mc;
4959 	uint32_t	*bp;
4960 
4961 	if (!IS_FWI2_CAPABLE(vha->hw))
4962 		return QLA_FUNCTION_FAILED;
4963 
4964 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1159,
4965 	    "Entered %s.\n", __func__);
4966 
4967 	mcp->mb[0] = MBC_GET_RNID_PARAMS;
4968 	mcp->mb[1] = RNID_TYPE_PORT_LOGIN << 8;
4969 	mcp->mb[2] = MSW(buf_dma);
4970 	mcp->mb[3] = LSW(buf_dma);
4971 	mcp->mb[6] = MSW(MSD(buf_dma));
4972 	mcp->mb[7] = LSW(MSD(buf_dma));
4973 	mcp->mb[8] = bufsiz/4;
4974 	mcp->out_mb = MBX_8|MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
4975 	mcp->in_mb = MBX_1|MBX_0;
4976 	mcp->tov = MBX_TOV_SECONDS;
4977 	mcp->flags = 0;
4978 	rval = qla2x00_mailbox_command(vha, mcp);
4979 
4980 	if (rval != QLA_SUCCESS) {
4981 		ql_dbg(ql_dbg_mbx, vha, 0x115a,
4982 		    "Failed=%x mb[0]=%x,%x.\n", rval, mcp->mb[0], mcp->mb[1]);
4983 	} else {
4984 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x115b,
4985 		    "Done %s.\n", __func__);
4986 		bp = (uint32_t *) buf;
4987 		for (i = 0; i < (bufsiz-4)/4; i++, bp++)
4988 			*bp = le32_to_cpu((__force __le32)*bp);
4989 	}
4990 
4991 	return rval;
4992 }
4993 
4994 #define PUREX_CMD_COUNT	4
4995 int
4996 qla25xx_set_els_cmds_supported(scsi_qla_host_t *vha)
4997 {
4998 	int rval;
4999 	mbx_cmd_t mc;
5000 	mbx_cmd_t *mcp = &mc;
5001 	uint8_t *els_cmd_map;
5002 	uint8_t active_cnt = 0;
5003 	dma_addr_t els_cmd_map_dma;
5004 	uint8_t cmd_opcode[PUREX_CMD_COUNT];
5005 	uint8_t i, index, purex_bit;
5006 	struct qla_hw_data *ha = vha->hw;
5007 
5008 	if (!IS_QLA25XX(ha) && !IS_QLA2031(ha) &&
5009 	    !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
5010 		return QLA_SUCCESS;
5011 
5012 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1197,
5013 	    "Entered %s.\n", __func__);
5014 
5015 	els_cmd_map = dma_alloc_coherent(&ha->pdev->dev, ELS_CMD_MAP_SIZE,
5016 	    &els_cmd_map_dma, GFP_KERNEL);
5017 	if (!els_cmd_map) {
5018 		ql_log(ql_log_warn, vha, 0x7101,
5019 		    "Failed to allocate RDP els command param.\n");
5020 		return QLA_MEMORY_ALLOC_FAILED;
5021 	}
5022 
5023 	/* List of Purex ELS */
5024 	if (ql2xrdpenable) {
5025 		cmd_opcode[active_cnt] = ELS_RDP;
5026 		active_cnt++;
5027 	}
5028 	if (ha->flags.scm_supported_f) {
5029 		cmd_opcode[active_cnt] = ELS_FPIN;
5030 		active_cnt++;
5031 	}
5032 	if (ha->flags.edif_enabled) {
5033 		cmd_opcode[active_cnt] = ELS_AUTH_ELS;
5034 		active_cnt++;
5035 	}
5036 
5037 	for (i = 0; i < active_cnt; i++) {
5038 		index = cmd_opcode[i] / 8;
5039 		purex_bit = cmd_opcode[i] % 8;
5040 		els_cmd_map[index] |= 1 << purex_bit;
5041 	}
5042 
5043 	mcp->mb[0] = MBC_SET_RNID_PARAMS;
5044 	mcp->mb[1] = RNID_TYPE_ELS_CMD << 8;
5045 	mcp->mb[2] = MSW(LSD(els_cmd_map_dma));
5046 	mcp->mb[3] = LSW(LSD(els_cmd_map_dma));
5047 	mcp->mb[6] = MSW(MSD(els_cmd_map_dma));
5048 	mcp->mb[7] = LSW(MSD(els_cmd_map_dma));
5049 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
5050 	mcp->in_mb = MBX_1|MBX_0;
5051 	mcp->tov = MBX_TOV_SECONDS;
5052 	mcp->flags = MBX_DMA_OUT;
5053 	mcp->buf_size = ELS_CMD_MAP_SIZE;
5054 	rval = qla2x00_mailbox_command(vha, mcp);
5055 
5056 	if (rval != QLA_SUCCESS) {
5057 		ql_dbg(ql_dbg_mbx, vha, 0x118d,
5058 		    "Failed=%x (%x,%x).\n", rval, mcp->mb[0], mcp->mb[1]);
5059 	} else {
5060 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118c,
5061 		    "Done %s.\n", __func__);
5062 	}
5063 
5064 	dma_free_coherent(&ha->pdev->dev, ELS_CMD_MAP_SIZE,
5065 	   els_cmd_map, els_cmd_map_dma);
5066 
5067 	return rval;
5068 }
5069 
5070 static int
5071 qla2x00_read_asic_temperature(scsi_qla_host_t *vha, uint16_t *temp)
5072 {
5073 	int rval;
5074 	mbx_cmd_t mc;
5075 	mbx_cmd_t *mcp = &mc;
5076 
5077 	if (!IS_FWI2_CAPABLE(vha->hw))
5078 		return QLA_FUNCTION_FAILED;
5079 
5080 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1159,
5081 	    "Entered %s.\n", __func__);
5082 
5083 	mcp->mb[0] = MBC_GET_RNID_PARAMS;
5084 	mcp->mb[1] = RNID_TYPE_ASIC_TEMP << 8;
5085 	mcp->out_mb = MBX_1|MBX_0;
5086 	mcp->in_mb = MBX_1|MBX_0;
5087 	mcp->tov = MBX_TOV_SECONDS;
5088 	mcp->flags = 0;
5089 	rval = qla2x00_mailbox_command(vha, mcp);
5090 	*temp = mcp->mb[1];
5091 
5092 	if (rval != QLA_SUCCESS) {
5093 		ql_dbg(ql_dbg_mbx, vha, 0x115a,
5094 		    "Failed=%x mb[0]=%x,%x.\n", rval, mcp->mb[0], mcp->mb[1]);
5095 	} else {
5096 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x115b,
5097 		    "Done %s.\n", __func__);
5098 	}
5099 
5100 	return rval;
5101 }
5102 
5103 int
5104 qla2x00_read_sfp(scsi_qla_host_t *vha, dma_addr_t sfp_dma, uint8_t *sfp,
5105 	uint16_t dev, uint16_t off, uint16_t len, uint16_t opt)
5106 {
5107 	int rval;
5108 	mbx_cmd_t mc;
5109 	mbx_cmd_t *mcp = &mc;
5110 	struct qla_hw_data *ha = vha->hw;
5111 
5112 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e8,
5113 	    "Entered %s.\n", __func__);
5114 
5115 	if (!IS_FWI2_CAPABLE(ha))
5116 		return QLA_FUNCTION_FAILED;
5117 
5118 	if (len == 1)
5119 		opt |= BIT_0;
5120 
5121 	mcp->mb[0] = MBC_READ_SFP;
5122 	mcp->mb[1] = dev;
5123 	mcp->mb[2] = MSW(LSD(sfp_dma));
5124 	mcp->mb[3] = LSW(LSD(sfp_dma));
5125 	mcp->mb[6] = MSW(MSD(sfp_dma));
5126 	mcp->mb[7] = LSW(MSD(sfp_dma));
5127 	mcp->mb[8] = len;
5128 	mcp->mb[9] = off;
5129 	mcp->mb[10] = opt;
5130 	mcp->out_mb = MBX_10|MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
5131 	mcp->in_mb = MBX_1|MBX_0;
5132 	mcp->tov = MBX_TOV_SECONDS;
5133 	mcp->flags = 0;
5134 	rval = qla2x00_mailbox_command(vha, mcp);
5135 
5136 	if (opt & BIT_0)
5137 		*sfp = mcp->mb[1];
5138 
5139 	if (rval != QLA_SUCCESS) {
5140 		ql_dbg(ql_dbg_mbx, vha, 0x10e9,
5141 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5142 		if (mcp->mb[0] == MBS_COMMAND_ERROR && mcp->mb[1] == 0x22) {
5143 			/* sfp is not there */
5144 			rval = QLA_INTERFACE_ERROR;
5145 		}
5146 	} else {
5147 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ea,
5148 		    "Done %s.\n", __func__);
5149 	}
5150 
5151 	return rval;
5152 }
5153 
5154 int
5155 qla2x00_write_sfp(scsi_qla_host_t *vha, dma_addr_t sfp_dma, uint8_t *sfp,
5156 	uint16_t dev, uint16_t off, uint16_t len, uint16_t opt)
5157 {
5158 	int rval;
5159 	mbx_cmd_t mc;
5160 	mbx_cmd_t *mcp = &mc;
5161 	struct qla_hw_data *ha = vha->hw;
5162 
5163 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10eb,
5164 	    "Entered %s.\n", __func__);
5165 
5166 	if (!IS_FWI2_CAPABLE(ha))
5167 		return QLA_FUNCTION_FAILED;
5168 
5169 	if (len == 1)
5170 		opt |= BIT_0;
5171 
5172 	if (opt & BIT_0)
5173 		len = *sfp;
5174 
5175 	mcp->mb[0] = MBC_WRITE_SFP;
5176 	mcp->mb[1] = dev;
5177 	mcp->mb[2] = MSW(LSD(sfp_dma));
5178 	mcp->mb[3] = LSW(LSD(sfp_dma));
5179 	mcp->mb[6] = MSW(MSD(sfp_dma));
5180 	mcp->mb[7] = LSW(MSD(sfp_dma));
5181 	mcp->mb[8] = len;
5182 	mcp->mb[9] = off;
5183 	mcp->mb[10] = opt;
5184 	mcp->out_mb = MBX_10|MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
5185 	mcp->in_mb = MBX_1|MBX_0;
5186 	mcp->tov = MBX_TOV_SECONDS;
5187 	mcp->flags = 0;
5188 	rval = qla2x00_mailbox_command(vha, mcp);
5189 
5190 	if (rval != QLA_SUCCESS) {
5191 		ql_dbg(ql_dbg_mbx, vha, 0x10ec,
5192 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5193 	} else {
5194 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ed,
5195 		    "Done %s.\n", __func__);
5196 	}
5197 
5198 	return rval;
5199 }
5200 
5201 int
5202 qla2x00_get_xgmac_stats(scsi_qla_host_t *vha, dma_addr_t stats_dma,
5203     uint16_t size_in_bytes, uint16_t *actual_size)
5204 {
5205 	int rval;
5206 	mbx_cmd_t mc;
5207 	mbx_cmd_t *mcp = &mc;
5208 
5209 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ee,
5210 	    "Entered %s.\n", __func__);
5211 
5212 	if (!IS_CNA_CAPABLE(vha->hw))
5213 		return QLA_FUNCTION_FAILED;
5214 
5215 	mcp->mb[0] = MBC_GET_XGMAC_STATS;
5216 	mcp->mb[2] = MSW(stats_dma);
5217 	mcp->mb[3] = LSW(stats_dma);
5218 	mcp->mb[6] = MSW(MSD(stats_dma));
5219 	mcp->mb[7] = LSW(MSD(stats_dma));
5220 	mcp->mb[8] = size_in_bytes >> 2;
5221 	mcp->out_mb = MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
5222 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
5223 	mcp->tov = MBX_TOV_SECONDS;
5224 	mcp->flags = 0;
5225 	rval = qla2x00_mailbox_command(vha, mcp);
5226 
5227 	if (rval != QLA_SUCCESS) {
5228 		ql_dbg(ql_dbg_mbx, vha, 0x10ef,
5229 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x.\n",
5230 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2]);
5231 	} else {
5232 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f0,
5233 		    "Done %s.\n", __func__);
5234 
5235 
5236 		*actual_size = mcp->mb[2] << 2;
5237 	}
5238 
5239 	return rval;
5240 }
5241 
5242 int
5243 qla2x00_get_dcbx_params(scsi_qla_host_t *vha, dma_addr_t tlv_dma,
5244     uint16_t size)
5245 {
5246 	int rval;
5247 	mbx_cmd_t mc;
5248 	mbx_cmd_t *mcp = &mc;
5249 
5250 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f1,
5251 	    "Entered %s.\n", __func__);
5252 
5253 	if (!IS_CNA_CAPABLE(vha->hw))
5254 		return QLA_FUNCTION_FAILED;
5255 
5256 	mcp->mb[0] = MBC_GET_DCBX_PARAMS;
5257 	mcp->mb[1] = 0;
5258 	mcp->mb[2] = MSW(tlv_dma);
5259 	mcp->mb[3] = LSW(tlv_dma);
5260 	mcp->mb[6] = MSW(MSD(tlv_dma));
5261 	mcp->mb[7] = LSW(MSD(tlv_dma));
5262 	mcp->mb[8] = size;
5263 	mcp->out_mb = MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
5264 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
5265 	mcp->tov = MBX_TOV_SECONDS;
5266 	mcp->flags = 0;
5267 	rval = qla2x00_mailbox_command(vha, mcp);
5268 
5269 	if (rval != QLA_SUCCESS) {
5270 		ql_dbg(ql_dbg_mbx, vha, 0x10f2,
5271 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x.\n",
5272 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2]);
5273 	} else {
5274 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f3,
5275 		    "Done %s.\n", __func__);
5276 	}
5277 
5278 	return rval;
5279 }
5280 
5281 int
5282 qla2x00_read_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t *data)
5283 {
5284 	int rval;
5285 	mbx_cmd_t mc;
5286 	mbx_cmd_t *mcp = &mc;
5287 
5288 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f4,
5289 	    "Entered %s.\n", __func__);
5290 
5291 	if (!IS_FWI2_CAPABLE(vha->hw))
5292 		return QLA_FUNCTION_FAILED;
5293 
5294 	mcp->mb[0] = MBC_READ_RAM_EXTENDED;
5295 	mcp->mb[1] = LSW(risc_addr);
5296 	mcp->mb[8] = MSW(risc_addr);
5297 	mcp->out_mb = MBX_8|MBX_1|MBX_0;
5298 	mcp->in_mb = MBX_3|MBX_2|MBX_0;
5299 	mcp->tov = MBX_TOV_SECONDS;
5300 	mcp->flags = 0;
5301 	rval = qla2x00_mailbox_command(vha, mcp);
5302 	if (rval != QLA_SUCCESS) {
5303 		ql_dbg(ql_dbg_mbx, vha, 0x10f5,
5304 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5305 	} else {
5306 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f6,
5307 		    "Done %s.\n", __func__);
5308 		*data = mcp->mb[3] << 16 | mcp->mb[2];
5309 	}
5310 
5311 	return rval;
5312 }
5313 
5314 int
5315 qla2x00_loopback_test(scsi_qla_host_t *vha, struct msg_echo_lb *mreq,
5316 	uint16_t *mresp)
5317 {
5318 	int rval;
5319 	mbx_cmd_t mc;
5320 	mbx_cmd_t *mcp = &mc;
5321 
5322 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f7,
5323 	    "Entered %s.\n", __func__);
5324 
5325 	memset(mcp->mb, 0 , sizeof(mcp->mb));
5326 	mcp->mb[0] = MBC_DIAGNOSTIC_LOOP_BACK;
5327 	mcp->mb[1] = mreq->options | BIT_6;	// BIT_6 specifies 64 bit addressing
5328 
5329 	/* transfer count */
5330 	mcp->mb[10] = LSW(mreq->transfer_size);
5331 	mcp->mb[11] = MSW(mreq->transfer_size);
5332 
5333 	/* send data address */
5334 	mcp->mb[14] = LSW(mreq->send_dma);
5335 	mcp->mb[15] = MSW(mreq->send_dma);
5336 	mcp->mb[20] = LSW(MSD(mreq->send_dma));
5337 	mcp->mb[21] = MSW(MSD(mreq->send_dma));
5338 
5339 	/* receive data address */
5340 	mcp->mb[16] = LSW(mreq->rcv_dma);
5341 	mcp->mb[17] = MSW(mreq->rcv_dma);
5342 	mcp->mb[6] = LSW(MSD(mreq->rcv_dma));
5343 	mcp->mb[7] = MSW(MSD(mreq->rcv_dma));
5344 
5345 	/* Iteration count */
5346 	mcp->mb[18] = LSW(mreq->iteration_count);
5347 	mcp->mb[19] = MSW(mreq->iteration_count);
5348 
5349 	mcp->out_mb = MBX_21|MBX_20|MBX_19|MBX_18|MBX_17|MBX_16|MBX_15|
5350 	    MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_7|MBX_6|MBX_1|MBX_0;
5351 	if (IS_CNA_CAPABLE(vha->hw))
5352 		mcp->out_mb |= MBX_2;
5353 	mcp->in_mb = MBX_19|MBX_18|MBX_3|MBX_2|MBX_1|MBX_0;
5354 
5355 	mcp->buf_size = mreq->transfer_size;
5356 	mcp->tov = MBX_TOV_SECONDS;
5357 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
5358 
5359 	rval = qla2x00_mailbox_command(vha, mcp);
5360 
5361 	if (rval != QLA_SUCCESS) {
5362 		ql_dbg(ql_dbg_mbx, vha, 0x10f8,
5363 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x mb[3]=%x mb[18]=%x "
5364 		    "mb[19]=%x.\n", rval, mcp->mb[0], mcp->mb[1], mcp->mb[2],
5365 		    mcp->mb[3], mcp->mb[18], mcp->mb[19]);
5366 	} else {
5367 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f9,
5368 		    "Done %s.\n", __func__);
5369 	}
5370 
5371 	/* Copy mailbox information */
5372 	memcpy( mresp, mcp->mb, 64);
5373 	return rval;
5374 }
5375 
5376 int
5377 qla2x00_echo_test(scsi_qla_host_t *vha, struct msg_echo_lb *mreq,
5378 	uint16_t *mresp)
5379 {
5380 	int rval;
5381 	mbx_cmd_t mc;
5382 	mbx_cmd_t *mcp = &mc;
5383 	struct qla_hw_data *ha = vha->hw;
5384 
5385 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10fa,
5386 	    "Entered %s.\n", __func__);
5387 
5388 	memset(mcp->mb, 0 , sizeof(mcp->mb));
5389 	mcp->mb[0] = MBC_DIAGNOSTIC_ECHO;
5390 	/* BIT_6 specifies 64bit address */
5391 	mcp->mb[1] = mreq->options | BIT_15 | BIT_6;
5392 	if (IS_CNA_CAPABLE(ha)) {
5393 		mcp->mb[2] = vha->fcoe_fcf_idx;
5394 	}
5395 	mcp->mb[16] = LSW(mreq->rcv_dma);
5396 	mcp->mb[17] = MSW(mreq->rcv_dma);
5397 	mcp->mb[6] = LSW(MSD(mreq->rcv_dma));
5398 	mcp->mb[7] = MSW(MSD(mreq->rcv_dma));
5399 
5400 	mcp->mb[10] = LSW(mreq->transfer_size);
5401 
5402 	mcp->mb[14] = LSW(mreq->send_dma);
5403 	mcp->mb[15] = MSW(mreq->send_dma);
5404 	mcp->mb[20] = LSW(MSD(mreq->send_dma));
5405 	mcp->mb[21] = MSW(MSD(mreq->send_dma));
5406 
5407 	mcp->out_mb = MBX_21|MBX_20|MBX_17|MBX_16|MBX_15|
5408 	    MBX_14|MBX_10|MBX_7|MBX_6|MBX_1|MBX_0;
5409 	if (IS_CNA_CAPABLE(ha))
5410 		mcp->out_mb |= MBX_2;
5411 
5412 	mcp->in_mb = MBX_0;
5413 	if (IS_CNA_CAPABLE(ha) || IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha) ||
5414 	    IS_QLA2031(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))
5415 		mcp->in_mb |= MBX_1;
5416 	if (IS_CNA_CAPABLE(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha) ||
5417 	    IS_QLA28XX(ha))
5418 		mcp->in_mb |= MBX_3;
5419 
5420 	mcp->tov = MBX_TOV_SECONDS;
5421 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
5422 	mcp->buf_size = mreq->transfer_size;
5423 
5424 	rval = qla2x00_mailbox_command(vha, mcp);
5425 
5426 	if (rval != QLA_SUCCESS) {
5427 		ql_dbg(ql_dbg_mbx, vha, 0x10fb,
5428 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
5429 		    rval, mcp->mb[0], mcp->mb[1]);
5430 	} else {
5431 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10fc,
5432 		    "Done %s.\n", __func__);
5433 	}
5434 
5435 	/* Copy mailbox information */
5436 	memcpy(mresp, mcp->mb, 64);
5437 	return rval;
5438 }
5439 
5440 int
5441 qla84xx_reset_chip(scsi_qla_host_t *vha, uint16_t enable_diagnostic)
5442 {
5443 	int rval;
5444 	mbx_cmd_t mc;
5445 	mbx_cmd_t *mcp = &mc;
5446 
5447 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10fd,
5448 	    "Entered %s enable_diag=%d.\n", __func__, enable_diagnostic);
5449 
5450 	mcp->mb[0] = MBC_ISP84XX_RESET;
5451 	mcp->mb[1] = enable_diagnostic;
5452 	mcp->out_mb = MBX_1|MBX_0;
5453 	mcp->in_mb = MBX_1|MBX_0;
5454 	mcp->tov = MBX_TOV_SECONDS;
5455 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
5456 	rval = qla2x00_mailbox_command(vha, mcp);
5457 
5458 	if (rval != QLA_SUCCESS)
5459 		ql_dbg(ql_dbg_mbx, vha, 0x10fe, "Failed=%x.\n", rval);
5460 	else
5461 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ff,
5462 		    "Done %s.\n", __func__);
5463 
5464 	return rval;
5465 }
5466 
5467 int
5468 qla2x00_write_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t data)
5469 {
5470 	int rval;
5471 	mbx_cmd_t mc;
5472 	mbx_cmd_t *mcp = &mc;
5473 
5474 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1100,
5475 	    "Entered %s.\n", __func__);
5476 
5477 	if (!IS_FWI2_CAPABLE(vha->hw))
5478 		return QLA_FUNCTION_FAILED;
5479 
5480 	mcp->mb[0] = MBC_WRITE_RAM_WORD_EXTENDED;
5481 	mcp->mb[1] = LSW(risc_addr);
5482 	mcp->mb[2] = LSW(data);
5483 	mcp->mb[3] = MSW(data);
5484 	mcp->mb[8] = MSW(risc_addr);
5485 	mcp->out_mb = MBX_8|MBX_3|MBX_2|MBX_1|MBX_0;
5486 	mcp->in_mb = MBX_1|MBX_0;
5487 	mcp->tov = MBX_TOV_SECONDS;
5488 	mcp->flags = 0;
5489 	rval = qla2x00_mailbox_command(vha, mcp);
5490 	if (rval != QLA_SUCCESS) {
5491 		ql_dbg(ql_dbg_mbx, vha, 0x1101,
5492 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
5493 		    rval, mcp->mb[0], mcp->mb[1]);
5494 	} else {
5495 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1102,
5496 		    "Done %s.\n", __func__);
5497 	}
5498 
5499 	return rval;
5500 }
5501 
5502 int
5503 qla81xx_write_mpi_register(scsi_qla_host_t *vha, uint16_t *mb)
5504 {
5505 	int rval;
5506 	uint32_t stat, timer;
5507 	uint16_t mb0 = 0;
5508 	struct qla_hw_data *ha = vha->hw;
5509 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
5510 
5511 	rval = QLA_SUCCESS;
5512 
5513 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1103,
5514 	    "Entered %s.\n", __func__);
5515 
5516 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
5517 
5518 	/* Write the MBC data to the registers */
5519 	wrt_reg_word(&reg->mailbox0, MBC_WRITE_MPI_REGISTER);
5520 	wrt_reg_word(&reg->mailbox1, mb[0]);
5521 	wrt_reg_word(&reg->mailbox2, mb[1]);
5522 	wrt_reg_word(&reg->mailbox3, mb[2]);
5523 	wrt_reg_word(&reg->mailbox4, mb[3]);
5524 
5525 	wrt_reg_dword(&reg->hccr, HCCRX_SET_HOST_INT);
5526 
5527 	/* Poll for MBC interrupt */
5528 	for (timer = 6000000; timer; timer--) {
5529 		/* Check for pending interrupts. */
5530 		stat = rd_reg_dword(&reg->host_status);
5531 		if (stat & HSRX_RISC_INT) {
5532 			stat &= 0xff;
5533 
5534 			if (stat == 0x1 || stat == 0x2 ||
5535 			    stat == 0x10 || stat == 0x11) {
5536 				set_bit(MBX_INTERRUPT,
5537 				    &ha->mbx_cmd_flags);
5538 				mb0 = rd_reg_word(&reg->mailbox0);
5539 				wrt_reg_dword(&reg->hccr,
5540 				    HCCRX_CLR_RISC_INT);
5541 				rd_reg_dword(&reg->hccr);
5542 				break;
5543 			}
5544 		}
5545 		udelay(5);
5546 	}
5547 
5548 	if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags))
5549 		rval = mb0 & MBS_MASK;
5550 	else
5551 		rval = QLA_FUNCTION_FAILED;
5552 
5553 	if (rval != QLA_SUCCESS) {
5554 		ql_dbg(ql_dbg_mbx, vha, 0x1104,
5555 		    "Failed=%x mb[0]=%x.\n", rval, mb[0]);
5556 	} else {
5557 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1105,
5558 		    "Done %s.\n", __func__);
5559 	}
5560 
5561 	return rval;
5562 }
5563 
5564 /* Set the specified data rate */
5565 int
5566 qla2x00_set_data_rate(scsi_qla_host_t *vha, uint16_t mode)
5567 {
5568 	int rval;
5569 	mbx_cmd_t mc;
5570 	mbx_cmd_t *mcp = &mc;
5571 	struct qla_hw_data *ha = vha->hw;
5572 	uint16_t val;
5573 
5574 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1106,
5575 	    "Entered %s speed:0x%x mode:0x%x.\n", __func__, ha->set_data_rate,
5576 	    mode);
5577 
5578 	if (!IS_FWI2_CAPABLE(ha))
5579 		return QLA_FUNCTION_FAILED;
5580 
5581 	memset(mcp, 0, sizeof(*mcp));
5582 	switch (ha->set_data_rate) {
5583 	case PORT_SPEED_AUTO:
5584 	case PORT_SPEED_4GB:
5585 	case PORT_SPEED_8GB:
5586 	case PORT_SPEED_16GB:
5587 	case PORT_SPEED_32GB:
5588 		val = ha->set_data_rate;
5589 		break;
5590 	default:
5591 		ql_log(ql_log_warn, vha, 0x1199,
5592 		    "Unrecognized speed setting:%d. Setting Autoneg\n",
5593 		    ha->set_data_rate);
5594 		val = ha->set_data_rate = PORT_SPEED_AUTO;
5595 		break;
5596 	}
5597 
5598 	mcp->mb[0] = MBC_DATA_RATE;
5599 	mcp->mb[1] = mode;
5600 	mcp->mb[2] = val;
5601 
5602 	mcp->out_mb = MBX_2|MBX_1|MBX_0;
5603 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
5604 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))
5605 		mcp->in_mb |= MBX_4|MBX_3;
5606 	mcp->tov = MBX_TOV_SECONDS;
5607 	mcp->flags = 0;
5608 	rval = qla2x00_mailbox_command(vha, mcp);
5609 	if (rval != QLA_SUCCESS) {
5610 		ql_dbg(ql_dbg_mbx, vha, 0x1107,
5611 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5612 	} else {
5613 		if (mcp->mb[1] != 0x7)
5614 			ql_dbg(ql_dbg_mbx, vha, 0x1179,
5615 				"Speed set:0x%x\n", mcp->mb[1]);
5616 
5617 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1108,
5618 		    "Done %s.\n", __func__);
5619 	}
5620 
5621 	return rval;
5622 }
5623 
5624 int
5625 qla2x00_get_data_rate(scsi_qla_host_t *vha)
5626 {
5627 	int rval;
5628 	mbx_cmd_t mc;
5629 	mbx_cmd_t *mcp = &mc;
5630 	struct qla_hw_data *ha = vha->hw;
5631 
5632 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1106,
5633 	    "Entered %s.\n", __func__);
5634 
5635 	if (!IS_FWI2_CAPABLE(ha))
5636 		return QLA_FUNCTION_FAILED;
5637 
5638 	mcp->mb[0] = MBC_DATA_RATE;
5639 	mcp->mb[1] = QLA_GET_DATA_RATE;
5640 	mcp->out_mb = MBX_1|MBX_0;
5641 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
5642 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))
5643 		mcp->in_mb |= MBX_4|MBX_3;
5644 	mcp->tov = MBX_TOV_SECONDS;
5645 	mcp->flags = 0;
5646 	rval = qla2x00_mailbox_command(vha, mcp);
5647 	if (rval != QLA_SUCCESS) {
5648 		ql_dbg(ql_dbg_mbx, vha, 0x1107,
5649 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5650 	} else {
5651 		if (mcp->mb[1] != 0x7)
5652 			ha->link_data_rate = mcp->mb[1];
5653 
5654 		if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
5655 			if (mcp->mb[4] & BIT_0)
5656 				ql_log(ql_log_info, vha, 0x11a2,
5657 				    "FEC=enabled (data rate).\n");
5658 		}
5659 
5660 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1108,
5661 		    "Done %s.\n", __func__);
5662 		if (mcp->mb[1] != 0x7)
5663 			ha->link_data_rate = mcp->mb[1];
5664 	}
5665 
5666 	return rval;
5667 }
5668 
5669 int
5670 qla81xx_get_port_config(scsi_qla_host_t *vha, uint16_t *mb)
5671 {
5672 	int rval;
5673 	mbx_cmd_t mc;
5674 	mbx_cmd_t *mcp = &mc;
5675 	struct qla_hw_data *ha = vha->hw;
5676 
5677 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1109,
5678 	    "Entered %s.\n", __func__);
5679 
5680 	if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) && !IS_QLA8044(ha) &&
5681 	    !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
5682 		return QLA_FUNCTION_FAILED;
5683 	mcp->mb[0] = MBC_GET_PORT_CONFIG;
5684 	mcp->out_mb = MBX_0;
5685 	mcp->in_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5686 	mcp->tov = MBX_TOV_SECONDS;
5687 	mcp->flags = 0;
5688 
5689 	rval = qla2x00_mailbox_command(vha, mcp);
5690 
5691 	if (rval != QLA_SUCCESS) {
5692 		ql_dbg(ql_dbg_mbx, vha, 0x110a,
5693 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5694 	} else {
5695 		/* Copy all bits to preserve original value */
5696 		memcpy(mb, &mcp->mb[1], sizeof(uint16_t) * 4);
5697 
5698 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x110b,
5699 		    "Done %s.\n", __func__);
5700 	}
5701 	return rval;
5702 }
5703 
5704 int
5705 qla81xx_set_port_config(scsi_qla_host_t *vha, uint16_t *mb)
5706 {
5707 	int rval;
5708 	mbx_cmd_t mc;
5709 	mbx_cmd_t *mcp = &mc;
5710 
5711 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x110c,
5712 	    "Entered %s.\n", __func__);
5713 
5714 	mcp->mb[0] = MBC_SET_PORT_CONFIG;
5715 	/* Copy all bits to preserve original setting */
5716 	memcpy(&mcp->mb[1], mb, sizeof(uint16_t) * 4);
5717 	mcp->out_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5718 	mcp->in_mb = MBX_0;
5719 	mcp->tov = MBX_TOV_SECONDS;
5720 	mcp->flags = 0;
5721 	rval = qla2x00_mailbox_command(vha, mcp);
5722 
5723 	if (rval != QLA_SUCCESS) {
5724 		ql_dbg(ql_dbg_mbx, vha, 0x110d,
5725 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5726 	} else
5727 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x110e,
5728 		    "Done %s.\n", __func__);
5729 
5730 	return rval;
5731 }
5732 
5733 
5734 int
5735 qla24xx_set_fcp_prio(scsi_qla_host_t *vha, uint16_t loop_id, uint16_t priority,
5736 		uint16_t *mb)
5737 {
5738 	int rval;
5739 	mbx_cmd_t mc;
5740 	mbx_cmd_t *mcp = &mc;
5741 	struct qla_hw_data *ha = vha->hw;
5742 
5743 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x110f,
5744 	    "Entered %s.\n", __func__);
5745 
5746 	if (!IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha))
5747 		return QLA_FUNCTION_FAILED;
5748 
5749 	mcp->mb[0] = MBC_PORT_PARAMS;
5750 	mcp->mb[1] = loop_id;
5751 	if (ha->flags.fcp_prio_enabled)
5752 		mcp->mb[2] = BIT_1;
5753 	else
5754 		mcp->mb[2] = BIT_2;
5755 	mcp->mb[4] = priority & 0xf;
5756 	mcp->mb[9] = vha->vp_idx;
5757 	mcp->out_mb = MBX_9|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5758 	mcp->in_mb = MBX_4|MBX_3|MBX_1|MBX_0;
5759 	mcp->tov = MBX_TOV_SECONDS;
5760 	mcp->flags = 0;
5761 	rval = qla2x00_mailbox_command(vha, mcp);
5762 	if (mb != NULL) {
5763 		mb[0] = mcp->mb[0];
5764 		mb[1] = mcp->mb[1];
5765 		mb[3] = mcp->mb[3];
5766 		mb[4] = mcp->mb[4];
5767 	}
5768 
5769 	if (rval != QLA_SUCCESS) {
5770 		ql_dbg(ql_dbg_mbx, vha, 0x10cd, "Failed=%x.\n", rval);
5771 	} else {
5772 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10cc,
5773 		    "Done %s.\n", __func__);
5774 	}
5775 
5776 	return rval;
5777 }
5778 
5779 int
5780 qla2x00_get_thermal_temp(scsi_qla_host_t *vha, uint16_t *temp)
5781 {
5782 	int rval = QLA_FUNCTION_FAILED;
5783 	struct qla_hw_data *ha = vha->hw;
5784 	uint8_t byte;
5785 
5786 	if (!IS_FWI2_CAPABLE(ha) || IS_QLA24XX_TYPE(ha) || IS_QLA81XX(ha)) {
5787 		ql_dbg(ql_dbg_mbx, vha, 0x1150,
5788 		    "Thermal not supported by this card.\n");
5789 		return rval;
5790 	}
5791 
5792 	if (IS_QLA25XX(ha)) {
5793 		if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
5794 		    ha->pdev->subsystem_device == 0x0175) {
5795 			rval = qla2x00_read_sfp(vha, 0, &byte,
5796 			    0x98, 0x1, 1, BIT_13|BIT_0);
5797 			*temp = byte;
5798 			return rval;
5799 		}
5800 		if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_HP &&
5801 		    ha->pdev->subsystem_device == 0x338e) {
5802 			rval = qla2x00_read_sfp(vha, 0, &byte,
5803 			    0x98, 0x1, 1, BIT_15|BIT_14|BIT_0);
5804 			*temp = byte;
5805 			return rval;
5806 		}
5807 		ql_dbg(ql_dbg_mbx, vha, 0x10c9,
5808 		    "Thermal not supported by this card.\n");
5809 		return rval;
5810 	}
5811 
5812 	if (IS_QLA82XX(ha)) {
5813 		*temp = qla82xx_read_temperature(vha);
5814 		rval = QLA_SUCCESS;
5815 		return rval;
5816 	} else if (IS_QLA8044(ha)) {
5817 		*temp = qla8044_read_temperature(vha);
5818 		rval = QLA_SUCCESS;
5819 		return rval;
5820 	}
5821 
5822 	rval = qla2x00_read_asic_temperature(vha, temp);
5823 	return rval;
5824 }
5825 
5826 int
5827 qla82xx_mbx_intr_enable(scsi_qla_host_t *vha)
5828 {
5829 	int rval;
5830 	struct qla_hw_data *ha = vha->hw;
5831 	mbx_cmd_t mc;
5832 	mbx_cmd_t *mcp = &mc;
5833 
5834 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1017,
5835 	    "Entered %s.\n", __func__);
5836 
5837 	if (!IS_FWI2_CAPABLE(ha))
5838 		return QLA_FUNCTION_FAILED;
5839 
5840 	memset(mcp, 0, sizeof(mbx_cmd_t));
5841 	mcp->mb[0] = MBC_TOGGLE_INTERRUPT;
5842 	mcp->mb[1] = 1;
5843 
5844 	mcp->out_mb = MBX_1|MBX_0;
5845 	mcp->in_mb = MBX_0;
5846 	mcp->tov = MBX_TOV_SECONDS;
5847 	mcp->flags = 0;
5848 
5849 	rval = qla2x00_mailbox_command(vha, mcp);
5850 	if (rval != QLA_SUCCESS) {
5851 		ql_dbg(ql_dbg_mbx, vha, 0x1016,
5852 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5853 	} else {
5854 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x100e,
5855 		    "Done %s.\n", __func__);
5856 	}
5857 
5858 	return rval;
5859 }
5860 
5861 int
5862 qla82xx_mbx_intr_disable(scsi_qla_host_t *vha)
5863 {
5864 	int rval;
5865 	struct qla_hw_data *ha = vha->hw;
5866 	mbx_cmd_t mc;
5867 	mbx_cmd_t *mcp = &mc;
5868 
5869 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x100d,
5870 	    "Entered %s.\n", __func__);
5871 
5872 	if (!IS_P3P_TYPE(ha))
5873 		return QLA_FUNCTION_FAILED;
5874 
5875 	memset(mcp, 0, sizeof(mbx_cmd_t));
5876 	mcp->mb[0] = MBC_TOGGLE_INTERRUPT;
5877 	mcp->mb[1] = 0;
5878 
5879 	mcp->out_mb = MBX_1|MBX_0;
5880 	mcp->in_mb = MBX_0;
5881 	mcp->tov = MBX_TOV_SECONDS;
5882 	mcp->flags = 0;
5883 
5884 	rval = qla2x00_mailbox_command(vha, mcp);
5885 	if (rval != QLA_SUCCESS) {
5886 		ql_dbg(ql_dbg_mbx, vha, 0x100c,
5887 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5888 	} else {
5889 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x100b,
5890 		    "Done %s.\n", __func__);
5891 	}
5892 
5893 	return rval;
5894 }
5895 
5896 int
5897 qla82xx_md_get_template_size(scsi_qla_host_t *vha)
5898 {
5899 	struct qla_hw_data *ha = vha->hw;
5900 	mbx_cmd_t mc;
5901 	mbx_cmd_t *mcp = &mc;
5902 	int rval = QLA_FUNCTION_FAILED;
5903 
5904 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x111f,
5905 	    "Entered %s.\n", __func__);
5906 
5907 	memset(mcp->mb, 0 , sizeof(mcp->mb));
5908 	mcp->mb[0] = LSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
5909 	mcp->mb[1] = MSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
5910 	mcp->mb[2] = LSW(RQST_TMPLT_SIZE);
5911 	mcp->mb[3] = MSW(RQST_TMPLT_SIZE);
5912 
5913 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
5914 	mcp->in_mb = MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_9|MBX_8|
5915 	    MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5916 
5917 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
5918 	mcp->tov = MBX_TOV_SECONDS;
5919 	rval = qla2x00_mailbox_command(vha, mcp);
5920 
5921 	/* Always copy back return mailbox values. */
5922 	if (rval != QLA_SUCCESS) {
5923 		ql_dbg(ql_dbg_mbx, vha, 0x1120,
5924 		    "mailbox command FAILED=0x%x, subcode=%x.\n",
5925 		    (mcp->mb[1] << 16) | mcp->mb[0],
5926 		    (mcp->mb[3] << 16) | mcp->mb[2]);
5927 	} else {
5928 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1121,
5929 		    "Done %s.\n", __func__);
5930 		ha->md_template_size = ((mcp->mb[3] << 16) | mcp->mb[2]);
5931 		if (!ha->md_template_size) {
5932 			ql_dbg(ql_dbg_mbx, vha, 0x1122,
5933 			    "Null template size obtained.\n");
5934 			rval = QLA_FUNCTION_FAILED;
5935 		}
5936 	}
5937 	return rval;
5938 }
5939 
5940 int
5941 qla82xx_md_get_template(scsi_qla_host_t *vha)
5942 {
5943 	struct qla_hw_data *ha = vha->hw;
5944 	mbx_cmd_t mc;
5945 	mbx_cmd_t *mcp = &mc;
5946 	int rval = QLA_FUNCTION_FAILED;
5947 
5948 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1123,
5949 	    "Entered %s.\n", __func__);
5950 
5951 	ha->md_tmplt_hdr = dma_alloc_coherent(&ha->pdev->dev,
5952 	   ha->md_template_size, &ha->md_tmplt_hdr_dma, GFP_KERNEL);
5953 	if (!ha->md_tmplt_hdr) {
5954 		ql_log(ql_log_warn, vha, 0x1124,
5955 		    "Unable to allocate memory for Minidump template.\n");
5956 		return rval;
5957 	}
5958 
5959 	memset(mcp->mb, 0 , sizeof(mcp->mb));
5960 	mcp->mb[0] = LSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
5961 	mcp->mb[1] = MSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
5962 	mcp->mb[2] = LSW(RQST_TMPLT);
5963 	mcp->mb[3] = MSW(RQST_TMPLT);
5964 	mcp->mb[4] = LSW(LSD(ha->md_tmplt_hdr_dma));
5965 	mcp->mb[5] = MSW(LSD(ha->md_tmplt_hdr_dma));
5966 	mcp->mb[6] = LSW(MSD(ha->md_tmplt_hdr_dma));
5967 	mcp->mb[7] = MSW(MSD(ha->md_tmplt_hdr_dma));
5968 	mcp->mb[8] = LSW(ha->md_template_size);
5969 	mcp->mb[9] = MSW(ha->md_template_size);
5970 
5971 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
5972 	mcp->tov = MBX_TOV_SECONDS;
5973 	mcp->out_mb = MBX_11|MBX_10|MBX_9|MBX_8|
5974 	    MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5975 	mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
5976 	rval = qla2x00_mailbox_command(vha, mcp);
5977 
5978 	if (rval != QLA_SUCCESS) {
5979 		ql_dbg(ql_dbg_mbx, vha, 0x1125,
5980 		    "mailbox command FAILED=0x%x, subcode=%x.\n",
5981 		    ((mcp->mb[1] << 16) | mcp->mb[0]),
5982 		    ((mcp->mb[3] << 16) | mcp->mb[2]));
5983 	} else
5984 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1126,
5985 		    "Done %s.\n", __func__);
5986 	return rval;
5987 }
5988 
5989 int
5990 qla8044_md_get_template(scsi_qla_host_t *vha)
5991 {
5992 	struct qla_hw_data *ha = vha->hw;
5993 	mbx_cmd_t mc;
5994 	mbx_cmd_t *mcp = &mc;
5995 	int rval = QLA_FUNCTION_FAILED;
5996 	int offset = 0, size = MINIDUMP_SIZE_36K;
5997 
5998 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0xb11f,
5999 	    "Entered %s.\n", __func__);
6000 
6001 	ha->md_tmplt_hdr = dma_alloc_coherent(&ha->pdev->dev,
6002 	   ha->md_template_size, &ha->md_tmplt_hdr_dma, GFP_KERNEL);
6003 	if (!ha->md_tmplt_hdr) {
6004 		ql_log(ql_log_warn, vha, 0xb11b,
6005 		    "Unable to allocate memory for Minidump template.\n");
6006 		return rval;
6007 	}
6008 
6009 	memset(mcp->mb, 0 , sizeof(mcp->mb));
6010 	while (offset < ha->md_template_size) {
6011 		mcp->mb[0] = LSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
6012 		mcp->mb[1] = MSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
6013 		mcp->mb[2] = LSW(RQST_TMPLT);
6014 		mcp->mb[3] = MSW(RQST_TMPLT);
6015 		mcp->mb[4] = LSW(LSD(ha->md_tmplt_hdr_dma + offset));
6016 		mcp->mb[5] = MSW(LSD(ha->md_tmplt_hdr_dma + offset));
6017 		mcp->mb[6] = LSW(MSD(ha->md_tmplt_hdr_dma + offset));
6018 		mcp->mb[7] = MSW(MSD(ha->md_tmplt_hdr_dma + offset));
6019 		mcp->mb[8] = LSW(size);
6020 		mcp->mb[9] = MSW(size);
6021 		mcp->mb[10] = offset & 0x0000FFFF;
6022 		mcp->mb[11] = offset & 0xFFFF0000;
6023 		mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
6024 		mcp->tov = MBX_TOV_SECONDS;
6025 		mcp->out_mb = MBX_11|MBX_10|MBX_9|MBX_8|
6026 			MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
6027 		mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
6028 		rval = qla2x00_mailbox_command(vha, mcp);
6029 
6030 		if (rval != QLA_SUCCESS) {
6031 			ql_dbg(ql_dbg_mbx, vha, 0xb11c,
6032 				"mailbox command FAILED=0x%x, subcode=%x.\n",
6033 				((mcp->mb[1] << 16) | mcp->mb[0]),
6034 				((mcp->mb[3] << 16) | mcp->mb[2]));
6035 			return rval;
6036 		} else
6037 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0xb11d,
6038 				"Done %s.\n", __func__);
6039 		offset = offset + size;
6040 	}
6041 	return rval;
6042 }
6043 
6044 int
6045 qla81xx_set_led_config(scsi_qla_host_t *vha, uint16_t *led_cfg)
6046 {
6047 	int rval;
6048 	struct qla_hw_data *ha = vha->hw;
6049 	mbx_cmd_t mc;
6050 	mbx_cmd_t *mcp = &mc;
6051 
6052 	if (!IS_QLA81XX(ha) && !IS_QLA8031(ha))
6053 		return QLA_FUNCTION_FAILED;
6054 
6055 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1133,
6056 	    "Entered %s.\n", __func__);
6057 
6058 	memset(mcp, 0, sizeof(mbx_cmd_t));
6059 	mcp->mb[0] = MBC_SET_LED_CONFIG;
6060 	mcp->mb[1] = led_cfg[0];
6061 	mcp->mb[2] = led_cfg[1];
6062 	if (IS_QLA8031(ha)) {
6063 		mcp->mb[3] = led_cfg[2];
6064 		mcp->mb[4] = led_cfg[3];
6065 		mcp->mb[5] = led_cfg[4];
6066 		mcp->mb[6] = led_cfg[5];
6067 	}
6068 
6069 	mcp->out_mb = MBX_2|MBX_1|MBX_0;
6070 	if (IS_QLA8031(ha))
6071 		mcp->out_mb |= MBX_6|MBX_5|MBX_4|MBX_3;
6072 	mcp->in_mb = MBX_0;
6073 	mcp->tov = MBX_TOV_SECONDS;
6074 	mcp->flags = 0;
6075 
6076 	rval = qla2x00_mailbox_command(vha, mcp);
6077 	if (rval != QLA_SUCCESS) {
6078 		ql_dbg(ql_dbg_mbx, vha, 0x1134,
6079 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
6080 	} else {
6081 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1135,
6082 		    "Done %s.\n", __func__);
6083 	}
6084 
6085 	return rval;
6086 }
6087 
6088 int
6089 qla81xx_get_led_config(scsi_qla_host_t *vha, uint16_t *led_cfg)
6090 {
6091 	int rval;
6092 	struct qla_hw_data *ha = vha->hw;
6093 	mbx_cmd_t mc;
6094 	mbx_cmd_t *mcp = &mc;
6095 
6096 	if (!IS_QLA81XX(ha) && !IS_QLA8031(ha))
6097 		return QLA_FUNCTION_FAILED;
6098 
6099 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1136,
6100 	    "Entered %s.\n", __func__);
6101 
6102 	memset(mcp, 0, sizeof(mbx_cmd_t));
6103 	mcp->mb[0] = MBC_GET_LED_CONFIG;
6104 
6105 	mcp->out_mb = MBX_0;
6106 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
6107 	if (IS_QLA8031(ha))
6108 		mcp->in_mb |= MBX_6|MBX_5|MBX_4|MBX_3;
6109 	mcp->tov = MBX_TOV_SECONDS;
6110 	mcp->flags = 0;
6111 
6112 	rval = qla2x00_mailbox_command(vha, mcp);
6113 	if (rval != QLA_SUCCESS) {
6114 		ql_dbg(ql_dbg_mbx, vha, 0x1137,
6115 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
6116 	} else {
6117 		led_cfg[0] = mcp->mb[1];
6118 		led_cfg[1] = mcp->mb[2];
6119 		if (IS_QLA8031(ha)) {
6120 			led_cfg[2] = mcp->mb[3];
6121 			led_cfg[3] = mcp->mb[4];
6122 			led_cfg[4] = mcp->mb[5];
6123 			led_cfg[5] = mcp->mb[6];
6124 		}
6125 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1138,
6126 		    "Done %s.\n", __func__);
6127 	}
6128 
6129 	return rval;
6130 }
6131 
6132 int
6133 qla82xx_mbx_beacon_ctl(scsi_qla_host_t *vha, int enable)
6134 {
6135 	int rval;
6136 	struct qla_hw_data *ha = vha->hw;
6137 	mbx_cmd_t mc;
6138 	mbx_cmd_t *mcp = &mc;
6139 
6140 	if (!IS_P3P_TYPE(ha))
6141 		return QLA_FUNCTION_FAILED;
6142 
6143 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1127,
6144 		"Entered %s.\n", __func__);
6145 
6146 	memset(mcp, 0, sizeof(mbx_cmd_t));
6147 	mcp->mb[0] = MBC_SET_LED_CONFIG;
6148 	if (enable)
6149 		mcp->mb[7] = 0xE;
6150 	else
6151 		mcp->mb[7] = 0xD;
6152 
6153 	mcp->out_mb = MBX_7|MBX_0;
6154 	mcp->in_mb = MBX_0;
6155 	mcp->tov = MBX_TOV_SECONDS;
6156 	mcp->flags = 0;
6157 
6158 	rval = qla2x00_mailbox_command(vha, mcp);
6159 	if (rval != QLA_SUCCESS) {
6160 		ql_dbg(ql_dbg_mbx, vha, 0x1128,
6161 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
6162 	} else {
6163 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1129,
6164 		    "Done %s.\n", __func__);
6165 	}
6166 
6167 	return rval;
6168 }
6169 
6170 int
6171 qla83xx_wr_reg(scsi_qla_host_t *vha, uint32_t reg, uint32_t data)
6172 {
6173 	int rval;
6174 	struct qla_hw_data *ha = vha->hw;
6175 	mbx_cmd_t mc;
6176 	mbx_cmd_t *mcp = &mc;
6177 
6178 	if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
6179 		return QLA_FUNCTION_FAILED;
6180 
6181 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1130,
6182 	    "Entered %s.\n", __func__);
6183 
6184 	mcp->mb[0] = MBC_WRITE_REMOTE_REG;
6185 	mcp->mb[1] = LSW(reg);
6186 	mcp->mb[2] = MSW(reg);
6187 	mcp->mb[3] = LSW(data);
6188 	mcp->mb[4] = MSW(data);
6189 	mcp->out_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
6190 
6191 	mcp->in_mb = MBX_1|MBX_0;
6192 	mcp->tov = MBX_TOV_SECONDS;
6193 	mcp->flags = 0;
6194 	rval = qla2x00_mailbox_command(vha, mcp);
6195 
6196 	if (rval != QLA_SUCCESS) {
6197 		ql_dbg(ql_dbg_mbx, vha, 0x1131,
6198 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
6199 	} else {
6200 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1132,
6201 		    "Done %s.\n", __func__);
6202 	}
6203 
6204 	return rval;
6205 }
6206 
6207 int
6208 qla2x00_port_logout(scsi_qla_host_t *vha, struct fc_port *fcport)
6209 {
6210 	int rval;
6211 	struct qla_hw_data *ha = vha->hw;
6212 	mbx_cmd_t mc;
6213 	mbx_cmd_t *mcp = &mc;
6214 
6215 	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
6216 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x113b,
6217 		    "Implicit LOGO Unsupported.\n");
6218 		return QLA_FUNCTION_FAILED;
6219 	}
6220 
6221 
6222 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x113c,
6223 	    "Entering %s.\n",  __func__);
6224 
6225 	/* Perform Implicit LOGO. */
6226 	mcp->mb[0] = MBC_PORT_LOGOUT;
6227 	mcp->mb[1] = fcport->loop_id;
6228 	mcp->mb[10] = BIT_15;
6229 	mcp->out_mb = MBX_10|MBX_1|MBX_0;
6230 	mcp->in_mb = MBX_0;
6231 	mcp->tov = MBX_TOV_SECONDS;
6232 	mcp->flags = 0;
6233 	rval = qla2x00_mailbox_command(vha, mcp);
6234 	if (rval != QLA_SUCCESS)
6235 		ql_dbg(ql_dbg_mbx, vha, 0x113d,
6236 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
6237 	else
6238 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x113e,
6239 		    "Done %s.\n", __func__);
6240 
6241 	return rval;
6242 }
6243 
6244 int
6245 qla83xx_rd_reg(scsi_qla_host_t *vha, uint32_t reg, uint32_t *data)
6246 {
6247 	int rval;
6248 	mbx_cmd_t mc;
6249 	mbx_cmd_t *mcp = &mc;
6250 	struct qla_hw_data *ha = vha->hw;
6251 	unsigned long retry_max_time = jiffies + (2 * HZ);
6252 
6253 	if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
6254 		return QLA_FUNCTION_FAILED;
6255 
6256 	ql_dbg(ql_dbg_mbx, vha, 0x114b, "Entered %s.\n", __func__);
6257 
6258 retry_rd_reg:
6259 	mcp->mb[0] = MBC_READ_REMOTE_REG;
6260 	mcp->mb[1] = LSW(reg);
6261 	mcp->mb[2] = MSW(reg);
6262 	mcp->out_mb = MBX_2|MBX_1|MBX_0;
6263 	mcp->in_mb = MBX_4|MBX_3|MBX_1|MBX_0;
6264 	mcp->tov = MBX_TOV_SECONDS;
6265 	mcp->flags = 0;
6266 	rval = qla2x00_mailbox_command(vha, mcp);
6267 
6268 	if (rval != QLA_SUCCESS) {
6269 		ql_dbg(ql_dbg_mbx, vha, 0x114c,
6270 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
6271 		    rval, mcp->mb[0], mcp->mb[1]);
6272 	} else {
6273 		*data = (mcp->mb[3] | (mcp->mb[4] << 16));
6274 		if (*data == QLA8XXX_BAD_VALUE) {
6275 			/*
6276 			 * During soft-reset CAMRAM register reads might
6277 			 * return 0xbad0bad0. So retry for MAX of 2 sec
6278 			 * while reading camram registers.
6279 			 */
6280 			if (time_after(jiffies, retry_max_time)) {
6281 				ql_dbg(ql_dbg_mbx, vha, 0x1141,
6282 				    "Failure to read CAMRAM register. "
6283 				    "data=0x%x.\n", *data);
6284 				return QLA_FUNCTION_FAILED;
6285 			}
6286 			msleep(100);
6287 			goto retry_rd_reg;
6288 		}
6289 		ql_dbg(ql_dbg_mbx, vha, 0x1142, "Done %s.\n", __func__);
6290 	}
6291 
6292 	return rval;
6293 }
6294 
6295 int
6296 qla83xx_restart_nic_firmware(scsi_qla_host_t *vha)
6297 {
6298 	int rval;
6299 	mbx_cmd_t mc;
6300 	mbx_cmd_t *mcp = &mc;
6301 	struct qla_hw_data *ha = vha->hw;
6302 
6303 	if (!IS_QLA83XX(ha))
6304 		return QLA_FUNCTION_FAILED;
6305 
6306 	ql_dbg(ql_dbg_mbx, vha, 0x1143, "Entered %s.\n", __func__);
6307 
6308 	mcp->mb[0] = MBC_RESTART_NIC_FIRMWARE;
6309 	mcp->out_mb = MBX_0;
6310 	mcp->in_mb = MBX_1|MBX_0;
6311 	mcp->tov = MBX_TOV_SECONDS;
6312 	mcp->flags = 0;
6313 	rval = qla2x00_mailbox_command(vha, mcp);
6314 
6315 	if (rval != QLA_SUCCESS) {
6316 		ql_dbg(ql_dbg_mbx, vha, 0x1144,
6317 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
6318 		    rval, mcp->mb[0], mcp->mb[1]);
6319 		qla2xxx_dump_fw(vha);
6320 	} else {
6321 		ql_dbg(ql_dbg_mbx, vha, 0x1145, "Done %s.\n", __func__);
6322 	}
6323 
6324 	return rval;
6325 }
6326 
6327 int
6328 qla83xx_access_control(scsi_qla_host_t *vha, uint16_t options,
6329 	uint32_t start_addr, uint32_t end_addr, uint16_t *sector_size)
6330 {
6331 	int rval;
6332 	mbx_cmd_t mc;
6333 	mbx_cmd_t *mcp = &mc;
6334 	uint8_t subcode = (uint8_t)options;
6335 	struct qla_hw_data *ha = vha->hw;
6336 
6337 	if (!IS_QLA8031(ha))
6338 		return QLA_FUNCTION_FAILED;
6339 
6340 	ql_dbg(ql_dbg_mbx, vha, 0x1146, "Entered %s.\n", __func__);
6341 
6342 	mcp->mb[0] = MBC_SET_ACCESS_CONTROL;
6343 	mcp->mb[1] = options;
6344 	mcp->out_mb = MBX_1|MBX_0;
6345 	if (subcode & BIT_2) {
6346 		mcp->mb[2] = LSW(start_addr);
6347 		mcp->mb[3] = MSW(start_addr);
6348 		mcp->mb[4] = LSW(end_addr);
6349 		mcp->mb[5] = MSW(end_addr);
6350 		mcp->out_mb |= MBX_5|MBX_4|MBX_3|MBX_2;
6351 	}
6352 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
6353 	if (!(subcode & (BIT_2 | BIT_5)))
6354 		mcp->in_mb |= MBX_4|MBX_3;
6355 	mcp->tov = MBX_TOV_SECONDS;
6356 	mcp->flags = 0;
6357 	rval = qla2x00_mailbox_command(vha, mcp);
6358 
6359 	if (rval != QLA_SUCCESS) {
6360 		ql_dbg(ql_dbg_mbx, vha, 0x1147,
6361 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x mb[3]=%x mb[4]=%x.\n",
6362 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2], mcp->mb[3],
6363 		    mcp->mb[4]);
6364 		qla2xxx_dump_fw(vha);
6365 	} else {
6366 		if (subcode & BIT_5)
6367 			*sector_size = mcp->mb[1];
6368 		else if (subcode & (BIT_6 | BIT_7)) {
6369 			ql_dbg(ql_dbg_mbx, vha, 0x1148,
6370 			    "Driver-lock id=%x%x", mcp->mb[4], mcp->mb[3]);
6371 		} else if (subcode & (BIT_3 | BIT_4)) {
6372 			ql_dbg(ql_dbg_mbx, vha, 0x1149,
6373 			    "Flash-lock id=%x%x", mcp->mb[4], mcp->mb[3]);
6374 		}
6375 		ql_dbg(ql_dbg_mbx, vha, 0x114a, "Done %s.\n", __func__);
6376 	}
6377 
6378 	return rval;
6379 }
6380 
6381 int
6382 qla2x00_dump_mctp_data(scsi_qla_host_t *vha, dma_addr_t req_dma, uint32_t addr,
6383 	uint32_t size)
6384 {
6385 	int rval;
6386 	mbx_cmd_t mc;
6387 	mbx_cmd_t *mcp = &mc;
6388 
6389 	if (!IS_MCTP_CAPABLE(vha->hw))
6390 		return QLA_FUNCTION_FAILED;
6391 
6392 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x114f,
6393 	    "Entered %s.\n", __func__);
6394 
6395 	mcp->mb[0] = MBC_DUMP_RISC_RAM_EXTENDED;
6396 	mcp->mb[1] = LSW(addr);
6397 	mcp->mb[2] = MSW(req_dma);
6398 	mcp->mb[3] = LSW(req_dma);
6399 	mcp->mb[4] = MSW(size);
6400 	mcp->mb[5] = LSW(size);
6401 	mcp->mb[6] = MSW(MSD(req_dma));
6402 	mcp->mb[7] = LSW(MSD(req_dma));
6403 	mcp->mb[8] = MSW(addr);
6404 	/* Setting RAM ID to valid */
6405 	/* For MCTP RAM ID is 0x40 */
6406 	mcp->mb[10] = BIT_7 | 0x40;
6407 
6408 	mcp->out_mb |= MBX_10|MBX_8|MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|
6409 	    MBX_0;
6410 
6411 	mcp->in_mb = MBX_0;
6412 	mcp->tov = MBX_TOV_SECONDS;
6413 	mcp->flags = 0;
6414 	rval = qla2x00_mailbox_command(vha, mcp);
6415 
6416 	if (rval != QLA_SUCCESS) {
6417 		ql_dbg(ql_dbg_mbx, vha, 0x114e,
6418 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
6419 	} else {
6420 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x114d,
6421 		    "Done %s.\n", __func__);
6422 	}
6423 
6424 	return rval;
6425 }
6426 
6427 int
6428 qla26xx_dport_diagnostics(scsi_qla_host_t *vha,
6429 	void *dd_buf, uint size, uint options)
6430 {
6431 	int rval;
6432 	mbx_cmd_t mc;
6433 	mbx_cmd_t *mcp = &mc;
6434 	dma_addr_t dd_dma;
6435 
6436 	if (!IS_QLA83XX(vha->hw) && !IS_QLA27XX(vha->hw) &&
6437 	    !IS_QLA28XX(vha->hw))
6438 		return QLA_FUNCTION_FAILED;
6439 
6440 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x119f,
6441 	    "Entered %s.\n", __func__);
6442 
6443 	dd_dma = dma_map_single(&vha->hw->pdev->dev,
6444 	    dd_buf, size, DMA_FROM_DEVICE);
6445 	if (dma_mapping_error(&vha->hw->pdev->dev, dd_dma)) {
6446 		ql_log(ql_log_warn, vha, 0x1194, "Failed to map dma buffer.\n");
6447 		return QLA_MEMORY_ALLOC_FAILED;
6448 	}
6449 
6450 	memset(dd_buf, 0, size);
6451 
6452 	mcp->mb[0] = MBC_DPORT_DIAGNOSTICS;
6453 	mcp->mb[1] = options;
6454 	mcp->mb[2] = MSW(LSD(dd_dma));
6455 	mcp->mb[3] = LSW(LSD(dd_dma));
6456 	mcp->mb[6] = MSW(MSD(dd_dma));
6457 	mcp->mb[7] = LSW(MSD(dd_dma));
6458 	mcp->mb[8] = size;
6459 	mcp->out_mb = MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
6460 	mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
6461 	mcp->buf_size = size;
6462 	mcp->flags = MBX_DMA_IN;
6463 	mcp->tov = MBX_TOV_SECONDS * 4;
6464 	rval = qla2x00_mailbox_command(vha, mcp);
6465 
6466 	if (rval != QLA_SUCCESS) {
6467 		ql_dbg(ql_dbg_mbx, vha, 0x1195, "Failed=%x.\n", rval);
6468 	} else {
6469 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1196,
6470 		    "Done %s.\n", __func__);
6471 	}
6472 
6473 	dma_unmap_single(&vha->hw->pdev->dev, dd_dma,
6474 	    size, DMA_FROM_DEVICE);
6475 
6476 	return rval;
6477 }
6478 
6479 int
6480 qla26xx_dport_diagnostics_v2(scsi_qla_host_t *vha,
6481 			     struct qla_dport_diag_v2 *dd,  mbx_cmd_t *mcp)
6482 {
6483 	int rval;
6484 	dma_addr_t dd_dma;
6485 	uint size = sizeof(dd->buf);
6486 	uint16_t options = dd->options;
6487 
6488 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x119f,
6489 	       "Entered %s.\n", __func__);
6490 
6491 	dd_dma = dma_map_single(&vha->hw->pdev->dev,
6492 				dd->buf, size, DMA_FROM_DEVICE);
6493 	if (dma_mapping_error(&vha->hw->pdev->dev, dd_dma)) {
6494 		ql_log(ql_log_warn, vha, 0x1194,
6495 		       "Failed to map dma buffer.\n");
6496 		return QLA_MEMORY_ALLOC_FAILED;
6497 	}
6498 
6499 	memset(dd->buf, 0, size);
6500 
6501 	mcp->mb[0] = MBC_DPORT_DIAGNOSTICS;
6502 	mcp->mb[1] = options;
6503 	mcp->mb[2] = MSW(LSD(dd_dma));
6504 	mcp->mb[3] = LSW(LSD(dd_dma));
6505 	mcp->mb[6] = MSW(MSD(dd_dma));
6506 	mcp->mb[7] = LSW(MSD(dd_dma));
6507 	mcp->mb[8] = size;
6508 	mcp->out_mb = MBX_8 | MBX_7 | MBX_6 | MBX_3 | MBX_2 | MBX_1 | MBX_0;
6509 	mcp->in_mb = MBX_3 | MBX_2 | MBX_1 | MBX_0;
6510 	mcp->buf_size = size;
6511 	mcp->flags = MBX_DMA_IN;
6512 	mcp->tov = MBX_TOV_SECONDS * 4;
6513 	rval = qla2x00_mailbox_command(vha, mcp);
6514 
6515 	if (rval != QLA_SUCCESS) {
6516 		ql_dbg(ql_dbg_mbx, vha, 0x1195, "Failed=%x.\n", rval);
6517 	} else {
6518 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1196,
6519 		       "Done %s.\n", __func__);
6520 	}
6521 
6522 	dma_unmap_single(&vha->hw->pdev->dev, dd_dma, size, DMA_FROM_DEVICE);
6523 
6524 	return rval;
6525 }
6526 
6527 static void qla2x00_async_mb_sp_done(srb_t *sp, int res)
6528 {
6529 	sp->u.iocb_cmd.u.mbx.rc = res;
6530 
6531 	complete(&sp->u.iocb_cmd.u.mbx.comp);
6532 	/* don't free sp here. Let the caller do the free */
6533 }
6534 
6535 /*
6536  * This mailbox uses the iocb interface to send MB command.
6537  * This allows non-critial (non chip setup) command to go
6538  * out in parrallel.
6539  */
6540 int qla24xx_send_mb_cmd(struct scsi_qla_host *vha, mbx_cmd_t *mcp)
6541 {
6542 	int rval = QLA_FUNCTION_FAILED;
6543 	srb_t *sp;
6544 	struct srb_iocb *c;
6545 
6546 	if (!vha->hw->flags.fw_started)
6547 		goto done;
6548 
6549 	/* ref: INIT */
6550 	sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL);
6551 	if (!sp)
6552 		goto done;
6553 
6554 	c = &sp->u.iocb_cmd;
6555 	init_completion(&c->u.mbx.comp);
6556 
6557 	sp->type = SRB_MB_IOCB;
6558 	sp->name = mb_to_str(mcp->mb[0]);
6559 	qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2,
6560 			      qla2x00_async_mb_sp_done);
6561 
6562 	memcpy(sp->u.iocb_cmd.u.mbx.out_mb, mcp->mb, SIZEOF_IOCB_MB_REG);
6563 
6564 	rval = qla2x00_start_sp(sp);
6565 	if (rval != QLA_SUCCESS) {
6566 		ql_dbg(ql_dbg_mbx, vha, 0x1018,
6567 		    "%s: %s Failed submission. %x.\n",
6568 		    __func__, sp->name, rval);
6569 		goto done_free_sp;
6570 	}
6571 
6572 	ql_dbg(ql_dbg_mbx, vha, 0x113f, "MB:%s hndl %x submitted\n",
6573 	    sp->name, sp->handle);
6574 
6575 	wait_for_completion(&c->u.mbx.comp);
6576 	memcpy(mcp->mb, sp->u.iocb_cmd.u.mbx.in_mb, SIZEOF_IOCB_MB_REG);
6577 
6578 	rval = c->u.mbx.rc;
6579 	switch (rval) {
6580 	case QLA_FUNCTION_TIMEOUT:
6581 		ql_dbg(ql_dbg_mbx, vha, 0x1140, "%s: %s Timeout. %x.\n",
6582 		    __func__, sp->name, rval);
6583 		break;
6584 	case  QLA_SUCCESS:
6585 		ql_dbg(ql_dbg_mbx, vha, 0x119d, "%s: %s done.\n",
6586 		    __func__, sp->name);
6587 		break;
6588 	default:
6589 		ql_dbg(ql_dbg_mbx, vha, 0x119e, "%s: %s Failed. %x.\n",
6590 		    __func__, sp->name, rval);
6591 		break;
6592 	}
6593 
6594 done_free_sp:
6595 	/* ref: INIT */
6596 	kref_put(&sp->cmd_kref, qla2x00_sp_release);
6597 done:
6598 	return rval;
6599 }
6600 
6601 /*
6602  * qla24xx_gpdb_wait
6603  * NOTE: Do not call this routine from DPC thread
6604  */
6605 int qla24xx_gpdb_wait(struct scsi_qla_host *vha, fc_port_t *fcport, u8 opt)
6606 {
6607 	int rval = QLA_FUNCTION_FAILED;
6608 	dma_addr_t pd_dma;
6609 	struct port_database_24xx *pd;
6610 	struct qla_hw_data *ha = vha->hw;
6611 	mbx_cmd_t mc;
6612 
6613 	if (!vha->hw->flags.fw_started)
6614 		goto done;
6615 
6616 	pd = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &pd_dma);
6617 	if (pd  == NULL) {
6618 		ql_log(ql_log_warn, vha, 0xd047,
6619 		    "Failed to allocate port database structure.\n");
6620 		goto done_free_sp;
6621 	}
6622 
6623 	memset(&mc, 0, sizeof(mc));
6624 	mc.mb[0] = MBC_GET_PORT_DATABASE;
6625 	mc.mb[1] = fcport->loop_id;
6626 	mc.mb[2] = MSW(pd_dma);
6627 	mc.mb[3] = LSW(pd_dma);
6628 	mc.mb[6] = MSW(MSD(pd_dma));
6629 	mc.mb[7] = LSW(MSD(pd_dma));
6630 	mc.mb[9] = vha->vp_idx;
6631 	mc.mb[10] = opt;
6632 
6633 	rval = qla24xx_send_mb_cmd(vha, &mc);
6634 	if (rval != QLA_SUCCESS) {
6635 		ql_dbg(ql_dbg_mbx, vha, 0x1193,
6636 		    "%s: %8phC fail\n", __func__, fcport->port_name);
6637 		goto done_free_sp;
6638 	}
6639 
6640 	rval = __qla24xx_parse_gpdb(vha, fcport, pd);
6641 
6642 	ql_dbg(ql_dbg_mbx, vha, 0x1197, "%s: %8phC done\n",
6643 	    __func__, fcport->port_name);
6644 
6645 done_free_sp:
6646 	if (pd)
6647 		dma_pool_free(ha->s_dma_pool, pd, pd_dma);
6648 done:
6649 	return rval;
6650 }
6651 
6652 int __qla24xx_parse_gpdb(struct scsi_qla_host *vha, fc_port_t *fcport,
6653     struct port_database_24xx *pd)
6654 {
6655 	int rval = QLA_SUCCESS;
6656 	uint64_t zero = 0;
6657 	u8 current_login_state, last_login_state;
6658 
6659 	if (NVME_TARGET(vha->hw, fcport)) {
6660 		current_login_state = pd->current_login_state >> 4;
6661 		last_login_state = pd->last_login_state >> 4;
6662 	} else {
6663 		current_login_state = pd->current_login_state & 0xf;
6664 		last_login_state = pd->last_login_state & 0xf;
6665 	}
6666 
6667 	/* Check for logged in state. */
6668 	if (current_login_state != PDS_PRLI_COMPLETE) {
6669 		ql_dbg(ql_dbg_mbx, vha, 0x119a,
6670 		    "Unable to verify login-state (%x/%x) for loop_id %x.\n",
6671 		    current_login_state, last_login_state, fcport->loop_id);
6672 		rval = QLA_FUNCTION_FAILED;
6673 		goto gpd_error_out;
6674 	}
6675 
6676 	if (fcport->loop_id == FC_NO_LOOP_ID ||
6677 	    (memcmp(fcport->port_name, (uint8_t *)&zero, 8) &&
6678 	     memcmp(fcport->port_name, pd->port_name, 8))) {
6679 		/* We lost the device mid way. */
6680 		rval = QLA_NOT_LOGGED_IN;
6681 		goto gpd_error_out;
6682 	}
6683 
6684 	/* Names are little-endian. */
6685 	memcpy(fcport->node_name, pd->node_name, WWN_SIZE);
6686 	memcpy(fcport->port_name, pd->port_name, WWN_SIZE);
6687 
6688 	/* Get port_id of device. */
6689 	fcport->d_id.b.domain = pd->port_id[0];
6690 	fcport->d_id.b.area = pd->port_id[1];
6691 	fcport->d_id.b.al_pa = pd->port_id[2];
6692 	fcport->d_id.b.rsvd_1 = 0;
6693 
6694 	ql_dbg(ql_dbg_disc, vha, 0x2062,
6695 	     "%8phC SVC Param w3 %02x%02x",
6696 	     fcport->port_name,
6697 	     pd->prli_svc_param_word_3[1],
6698 	     pd->prli_svc_param_word_3[0]);
6699 
6700 	if (NVME_TARGET(vha->hw, fcport)) {
6701 		fcport->port_type = FCT_NVME;
6702 		if ((pd->prli_svc_param_word_3[0] & BIT_5) == 0)
6703 			fcport->port_type |= FCT_NVME_INITIATOR;
6704 		if ((pd->prli_svc_param_word_3[0] & BIT_4) == 0)
6705 			fcport->port_type |= FCT_NVME_TARGET;
6706 		if ((pd->prli_svc_param_word_3[0] & BIT_3) == 0)
6707 			fcport->port_type |= FCT_NVME_DISCOVERY;
6708 	} else {
6709 		/* If not target must be initiator or unknown type. */
6710 		if ((pd->prli_svc_param_word_3[0] & BIT_4) == 0)
6711 			fcport->port_type = FCT_INITIATOR;
6712 		else
6713 			fcport->port_type = FCT_TARGET;
6714 	}
6715 	/* Passback COS information. */
6716 	fcport->supported_classes = (pd->flags & PDF_CLASS_2) ?
6717 		FC_COS_CLASS2 : FC_COS_CLASS3;
6718 
6719 	if (pd->prli_svc_param_word_3[0] & BIT_7) {
6720 		fcport->flags |= FCF_CONF_COMP_SUPPORTED;
6721 		fcport->conf_compl_supported = 1;
6722 	}
6723 
6724 gpd_error_out:
6725 	return rval;
6726 }
6727 
6728 /*
6729  * qla24xx_gidlist__wait
6730  * NOTE: don't call this routine from DPC thread.
6731  */
6732 int qla24xx_gidlist_wait(struct scsi_qla_host *vha,
6733 	void *id_list, dma_addr_t id_list_dma, uint16_t *entries)
6734 {
6735 	int rval = QLA_FUNCTION_FAILED;
6736 	mbx_cmd_t mc;
6737 
6738 	if (!vha->hw->flags.fw_started)
6739 		goto done;
6740 
6741 	memset(&mc, 0, sizeof(mc));
6742 	mc.mb[0] = MBC_GET_ID_LIST;
6743 	mc.mb[2] = MSW(id_list_dma);
6744 	mc.mb[3] = LSW(id_list_dma);
6745 	mc.mb[6] = MSW(MSD(id_list_dma));
6746 	mc.mb[7] = LSW(MSD(id_list_dma));
6747 	mc.mb[8] = 0;
6748 	mc.mb[9] = vha->vp_idx;
6749 
6750 	rval = qla24xx_send_mb_cmd(vha, &mc);
6751 	if (rval != QLA_SUCCESS) {
6752 		ql_dbg(ql_dbg_mbx, vha, 0x119b,
6753 		    "%s:  fail\n", __func__);
6754 	} else {
6755 		*entries = mc.mb[1];
6756 		ql_dbg(ql_dbg_mbx, vha, 0x119c,
6757 		    "%s:  done\n", __func__);
6758 	}
6759 done:
6760 	return rval;
6761 }
6762 
6763 int qla27xx_set_zio_threshold(scsi_qla_host_t *vha, uint16_t value)
6764 {
6765 	int rval;
6766 	mbx_cmd_t	mc;
6767 	mbx_cmd_t	*mcp = &mc;
6768 
6769 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1200,
6770 	    "Entered %s\n", __func__);
6771 
6772 	memset(mcp->mb, 0 , sizeof(mcp->mb));
6773 	mcp->mb[0] = MBC_GET_SET_ZIO_THRESHOLD;
6774 	mcp->mb[1] = 1;
6775 	mcp->mb[2] = value;
6776 	mcp->out_mb = MBX_2 | MBX_1 | MBX_0;
6777 	mcp->in_mb = MBX_2 | MBX_0;
6778 	mcp->tov = MBX_TOV_SECONDS;
6779 	mcp->flags = 0;
6780 
6781 	rval = qla2x00_mailbox_command(vha, mcp);
6782 
6783 	ql_dbg(ql_dbg_mbx, vha, 0x1201, "%s %x\n",
6784 	    (rval != QLA_SUCCESS) ? "Failed"  : "Done", rval);
6785 
6786 	return rval;
6787 }
6788 
6789 int qla27xx_get_zio_threshold(scsi_qla_host_t *vha, uint16_t *value)
6790 {
6791 	int rval;
6792 	mbx_cmd_t	mc;
6793 	mbx_cmd_t	*mcp = &mc;
6794 
6795 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1203,
6796 	    "Entered %s\n", __func__);
6797 
6798 	memset(mcp->mb, 0, sizeof(mcp->mb));
6799 	mcp->mb[0] = MBC_GET_SET_ZIO_THRESHOLD;
6800 	mcp->mb[1] = 0;
6801 	mcp->out_mb = MBX_1 | MBX_0;
6802 	mcp->in_mb = MBX_2 | MBX_0;
6803 	mcp->tov = MBX_TOV_SECONDS;
6804 	mcp->flags = 0;
6805 
6806 	rval = qla2x00_mailbox_command(vha, mcp);
6807 	if (rval == QLA_SUCCESS)
6808 		*value = mc.mb[2];
6809 
6810 	ql_dbg(ql_dbg_mbx, vha, 0x1205, "%s %x\n",
6811 	    (rval != QLA_SUCCESS) ? "Failed" : "Done", rval);
6812 
6813 	return rval;
6814 }
6815 
6816 int
6817 qla2x00_read_sfp_dev(struct scsi_qla_host *vha, char *buf, int count)
6818 {
6819 	struct qla_hw_data *ha = vha->hw;
6820 	uint16_t iter, addr, offset;
6821 	dma_addr_t phys_addr;
6822 	int rval, c;
6823 	u8 *sfp_data;
6824 
6825 	memset(ha->sfp_data, 0, SFP_DEV_SIZE);
6826 	addr = 0xa0;
6827 	phys_addr = ha->sfp_data_dma;
6828 	sfp_data = ha->sfp_data;
6829 	offset = c = 0;
6830 
6831 	for (iter = 0; iter < SFP_DEV_SIZE / SFP_BLOCK_SIZE; iter++) {
6832 		if (iter == 4) {
6833 			/* Skip to next device address. */
6834 			addr = 0xa2;
6835 			offset = 0;
6836 		}
6837 
6838 		rval = qla2x00_read_sfp(vha, phys_addr, sfp_data,
6839 		    addr, offset, SFP_BLOCK_SIZE, BIT_1);
6840 		if (rval != QLA_SUCCESS) {
6841 			ql_log(ql_log_warn, vha, 0x706d,
6842 			    "Unable to read SFP data (%x/%x/%x).\n", rval,
6843 			    addr, offset);
6844 
6845 			return rval;
6846 		}
6847 
6848 		if (buf && (c < count)) {
6849 			u16 sz;
6850 
6851 			if ((count - c) >= SFP_BLOCK_SIZE)
6852 				sz = SFP_BLOCK_SIZE;
6853 			else
6854 				sz = count - c;
6855 
6856 			memcpy(buf, sfp_data, sz);
6857 			buf += SFP_BLOCK_SIZE;
6858 			c += sz;
6859 		}
6860 		phys_addr += SFP_BLOCK_SIZE;
6861 		sfp_data  += SFP_BLOCK_SIZE;
6862 		offset += SFP_BLOCK_SIZE;
6863 	}
6864 
6865 	return rval;
6866 }
6867 
6868 int qla24xx_res_count_wait(struct scsi_qla_host *vha,
6869     uint16_t *out_mb, int out_mb_sz)
6870 {
6871 	int rval = QLA_FUNCTION_FAILED;
6872 	mbx_cmd_t mc;
6873 
6874 	if (!vha->hw->flags.fw_started)
6875 		goto done;
6876 
6877 	memset(&mc, 0, sizeof(mc));
6878 	mc.mb[0] = MBC_GET_RESOURCE_COUNTS;
6879 
6880 	rval = qla24xx_send_mb_cmd(vha, &mc);
6881 	if (rval != QLA_SUCCESS) {
6882 		ql_dbg(ql_dbg_mbx, vha, 0xffff,
6883 			"%s:  fail\n", __func__);
6884 	} else {
6885 		if (out_mb_sz <= SIZEOF_IOCB_MB_REG)
6886 			memcpy(out_mb, mc.mb, out_mb_sz);
6887 		else
6888 			memcpy(out_mb, mc.mb, SIZEOF_IOCB_MB_REG);
6889 
6890 		ql_dbg(ql_dbg_mbx, vha, 0xffff,
6891 			"%s:  done\n", __func__);
6892 	}
6893 done:
6894 	return rval;
6895 }
6896 
6897 int qla28xx_secure_flash_update(scsi_qla_host_t *vha, uint16_t opts,
6898     uint16_t region, uint32_t len, dma_addr_t sfub_dma_addr,
6899     uint32_t sfub_len)
6900 {
6901 	int		rval;
6902 	mbx_cmd_t mc;
6903 	mbx_cmd_t *mcp = &mc;
6904 
6905 	mcp->mb[0] = MBC_SECURE_FLASH_UPDATE;
6906 	mcp->mb[1] = opts;
6907 	mcp->mb[2] = region;
6908 	mcp->mb[3] = MSW(len);
6909 	mcp->mb[4] = LSW(len);
6910 	mcp->mb[5] = MSW(sfub_dma_addr);
6911 	mcp->mb[6] = LSW(sfub_dma_addr);
6912 	mcp->mb[7] = MSW(MSD(sfub_dma_addr));
6913 	mcp->mb[8] = LSW(MSD(sfub_dma_addr));
6914 	mcp->mb[9] = sfub_len;
6915 	mcp->out_mb =
6916 	    MBX_9|MBX_8|MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
6917 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
6918 	mcp->tov = MBX_TOV_SECONDS;
6919 	mcp->flags = 0;
6920 	rval = qla2x00_mailbox_command(vha, mcp);
6921 
6922 	if (rval != QLA_SUCCESS) {
6923 		ql_dbg(ql_dbg_mbx, vha, 0xffff, "%s(%ld): failed rval 0x%x, %x %x %x",
6924 			__func__, vha->host_no, rval, mcp->mb[0], mcp->mb[1],
6925 			mcp->mb[2]);
6926 	}
6927 
6928 	return rval;
6929 }
6930 
6931 int qla2xxx_write_remote_register(scsi_qla_host_t *vha, uint32_t addr,
6932     uint32_t data)
6933 {
6934 	int rval;
6935 	mbx_cmd_t mc;
6936 	mbx_cmd_t *mcp = &mc;
6937 
6938 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e8,
6939 	    "Entered %s.\n", __func__);
6940 
6941 	mcp->mb[0] = MBC_WRITE_REMOTE_REG;
6942 	mcp->mb[1] = LSW(addr);
6943 	mcp->mb[2] = MSW(addr);
6944 	mcp->mb[3] = LSW(data);
6945 	mcp->mb[4] = MSW(data);
6946 	mcp->out_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
6947 	mcp->in_mb = MBX_1|MBX_0;
6948 	mcp->tov = MBX_TOV_SECONDS;
6949 	mcp->flags = 0;
6950 	rval = qla2x00_mailbox_command(vha, mcp);
6951 
6952 	if (rval != QLA_SUCCESS) {
6953 		ql_dbg(ql_dbg_mbx, vha, 0x10e9,
6954 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
6955 	} else {
6956 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ea,
6957 		    "Done %s.\n", __func__);
6958 	}
6959 
6960 	return rval;
6961 }
6962 
6963 int qla2xxx_read_remote_register(scsi_qla_host_t *vha, uint32_t addr,
6964     uint32_t *data)
6965 {
6966 	int rval;
6967 	mbx_cmd_t mc;
6968 	mbx_cmd_t *mcp = &mc;
6969 
6970 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e8,
6971 	    "Entered %s.\n", __func__);
6972 
6973 	mcp->mb[0] = MBC_READ_REMOTE_REG;
6974 	mcp->mb[1] = LSW(addr);
6975 	mcp->mb[2] = MSW(addr);
6976 	mcp->out_mb = MBX_2|MBX_1|MBX_0;
6977 	mcp->in_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
6978 	mcp->tov = MBX_TOV_SECONDS;
6979 	mcp->flags = 0;
6980 	rval = qla2x00_mailbox_command(vha, mcp);
6981 
6982 	*data = (uint32_t)((((uint32_t)mcp->mb[4]) << 16) | mcp->mb[3]);
6983 
6984 	if (rval != QLA_SUCCESS) {
6985 		ql_dbg(ql_dbg_mbx, vha, 0x10e9,
6986 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
6987 	} else {
6988 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ea,
6989 		    "Done %s.\n", __func__);
6990 	}
6991 
6992 	return rval;
6993 }
6994 
6995 int
6996 ql26xx_led_config(scsi_qla_host_t *vha, uint16_t options, uint16_t *led)
6997 {
6998 	struct qla_hw_data *ha = vha->hw;
6999 	mbx_cmd_t mc;
7000 	mbx_cmd_t *mcp = &mc;
7001 	int rval;
7002 
7003 	if (!IS_QLA2031(ha) && !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
7004 		return QLA_FUNCTION_FAILED;
7005 
7006 	ql_dbg(ql_dbg_mbx, vha, 0x7070, "Entered %s (options=%x).\n",
7007 	    __func__, options);
7008 
7009 	mcp->mb[0] = MBC_SET_GET_FC_LED_CONFIG;
7010 	mcp->mb[1] = options;
7011 	mcp->out_mb = MBX_1|MBX_0;
7012 	mcp->in_mb = MBX_1|MBX_0;
7013 	if (options & BIT_0) {
7014 		if (options & BIT_1) {
7015 			mcp->mb[2] = led[2];
7016 			mcp->out_mb |= MBX_2;
7017 		}
7018 		if (options & BIT_2) {
7019 			mcp->mb[3] = led[0];
7020 			mcp->out_mb |= MBX_3;
7021 		}
7022 		if (options & BIT_3) {
7023 			mcp->mb[4] = led[1];
7024 			mcp->out_mb |= MBX_4;
7025 		}
7026 	} else {
7027 		mcp->in_mb |= MBX_4|MBX_3|MBX_2;
7028 	}
7029 	mcp->tov = MBX_TOV_SECONDS;
7030 	mcp->flags = 0;
7031 	rval = qla2x00_mailbox_command(vha, mcp);
7032 	if (rval) {
7033 		ql_dbg(ql_dbg_mbx, vha, 0x7071, "Failed %s %x (mb=%x,%x)\n",
7034 		    __func__, rval, mcp->mb[0], mcp->mb[1]);
7035 		return rval;
7036 	}
7037 
7038 	if (options & BIT_0) {
7039 		ha->beacon_blink_led = 0;
7040 		ql_dbg(ql_dbg_mbx, vha, 0x7072, "Done %s\n", __func__);
7041 	} else {
7042 		led[2] = mcp->mb[2];
7043 		led[0] = mcp->mb[3];
7044 		led[1] = mcp->mb[4];
7045 		ql_dbg(ql_dbg_mbx, vha, 0x7073, "Done %s (led=%x,%x,%x)\n",
7046 		    __func__, led[0], led[1], led[2]);
7047 	}
7048 
7049 	return rval;
7050 }
7051 
7052 /**
7053  * qla_no_op_mb(): This MB is used to check if FW is still alive and
7054  * able to generate an interrupt. Otherwise, a timeout will trigger
7055  * FW dump + reset
7056  * @vha: host adapter pointer
7057  * Return: None
7058  */
7059 void qla_no_op_mb(struct scsi_qla_host *vha)
7060 {
7061 	mbx_cmd_t mc;
7062 	mbx_cmd_t *mcp = &mc;
7063 	int rval;
7064 
7065 	memset(&mc, 0, sizeof(mc));
7066 	mcp->mb[0] = 0; // noop cmd= 0
7067 	mcp->out_mb = MBX_0;
7068 	mcp->in_mb = MBX_0;
7069 	mcp->tov = 5;
7070 	mcp->flags = 0;
7071 	rval = qla2x00_mailbox_command(vha, mcp);
7072 
7073 	if (rval) {
7074 		ql_dbg(ql_dbg_async, vha, 0x7071,
7075 			"Failed %s %x\n", __func__, rval);
7076 	}
7077 }
7078 
7079 int qla_mailbox_passthru(scsi_qla_host_t *vha,
7080 			 uint16_t *mbx_in, uint16_t *mbx_out)
7081 {
7082 	mbx_cmd_t mc;
7083 	mbx_cmd_t *mcp = &mc;
7084 	int rval = -EINVAL;
7085 
7086 	memset(&mc, 0, sizeof(mc));
7087 	/* Receiving all 32 register's contents */
7088 	memcpy(&mcp->mb, (char *)mbx_in, (32 * sizeof(uint16_t)));
7089 
7090 	mcp->out_mb = 0xFFFFFFFF;
7091 	mcp->in_mb = 0xFFFFFFFF;
7092 
7093 	mcp->tov = MBX_TOV_SECONDS;
7094 	mcp->flags = 0;
7095 	mcp->bufp = NULL;
7096 
7097 	rval = qla2x00_mailbox_command(vha, mcp);
7098 
7099 	if (rval != QLA_SUCCESS) {
7100 		ql_dbg(ql_dbg_mbx, vha, 0xf0a2,
7101 			"Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
7102 	} else {
7103 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0xf0a3, "Done %s.\n",
7104 		       __func__);
7105 		/* passing all 32 register's contents */
7106 		memcpy(mbx_out, &mcp->mb, 32 * sizeof(uint16_t));
7107 	}
7108 
7109 	return rval;
7110 }
7111