xref: /linux/drivers/scsi/qla2xxx/qla_mbx.c (revision 3d0fe49454652117522f60bfbefb978ba0e5300b)
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 		if (!wait_for_completion_timeout(&ha->mbx_intr_comp,
277 		    mcp->tov * HZ)) {
278 			ql_dbg(ql_dbg_mbx, vha, 0x117a,
279 			    "cmd=%x Timeout.\n", command);
280 			spin_lock_irqsave(&ha->hardware_lock, flags);
281 			clear_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags);
282 			spin_unlock_irqrestore(&ha->hardware_lock, flags);
283 
284 			if (chip_reset != ha->chip_reset) {
285 				eeh_delay = ha->flags.eeh_busy ? 1 : 0;
286 
287 				spin_lock_irqsave(&ha->hardware_lock, flags);
288 				ha->flags.mbox_busy = 0;
289 				spin_unlock_irqrestore(&ha->hardware_lock,
290 				    flags);
291 				atomic_dec(&ha->num_pend_mbx_stage2);
292 				rval = QLA_ABORTED;
293 				goto premature_exit;
294 			}
295 		} else if (ha->flags.purge_mbox ||
296 		    chip_reset != ha->chip_reset) {
297 			eeh_delay = ha->flags.eeh_busy ? 1 : 0;
298 
299 			spin_lock_irqsave(&ha->hardware_lock, flags);
300 			ha->flags.mbox_busy = 0;
301 			spin_unlock_irqrestore(&ha->hardware_lock, flags);
302 			atomic_dec(&ha->num_pend_mbx_stage2);
303 			rval = QLA_ABORTED;
304 			goto premature_exit;
305 		}
306 
307 		if (time_after(jiffies, wait_time + 5 * HZ))
308 			ql_log(ql_log_warn, vha, 0x1015, "cmd=0x%x, waited %d msecs\n",
309 			    command, jiffies_to_msecs(jiffies - wait_time));
310 	} else {
311 		ql_dbg(ql_dbg_mbx, vha, 0x1011,
312 		    "Cmd=%x Polling Mode.\n", command);
313 
314 		if (IS_P3P_TYPE(ha)) {
315 			if (rd_reg_dword(&reg->isp82.hint) &
316 				HINT_MBX_INT_PENDING) {
317 				ha->flags.mbox_busy = 0;
318 				spin_unlock_irqrestore(&ha->hardware_lock,
319 					flags);
320 				atomic_dec(&ha->num_pend_mbx_stage2);
321 				ql_dbg(ql_dbg_mbx, vha, 0x1012,
322 				    "Pending mailbox timeout, exiting.\n");
323 				vha->hw_err_cnt++;
324 				rval = QLA_FUNCTION_TIMEOUT;
325 				goto premature_exit;
326 			}
327 			wrt_reg_dword(&reg->isp82.hint, HINT_MBX_INT_PENDING);
328 		} else if (IS_FWI2_CAPABLE(ha))
329 			wrt_reg_dword(&reg->isp24.hccr, HCCRX_SET_HOST_INT);
330 		else
331 			wrt_reg_word(&reg->isp.hccr, HCCR_SET_HOST_INT);
332 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
333 
334 		wait_time = jiffies + mcp->tov * HZ; /* wait at most tov secs */
335 		while (!ha->flags.mbox_int) {
336 			if (ha->flags.purge_mbox ||
337 			    chip_reset != ha->chip_reset) {
338 				eeh_delay = ha->flags.eeh_busy ? 1 : 0;
339 
340 				spin_lock_irqsave(&ha->hardware_lock, flags);
341 				ha->flags.mbox_busy = 0;
342 				spin_unlock_irqrestore(&ha->hardware_lock,
343 				    flags);
344 				atomic_dec(&ha->num_pend_mbx_stage2);
345 				rval = QLA_ABORTED;
346 				goto premature_exit;
347 			}
348 
349 			if (time_after(jiffies, wait_time))
350 				break;
351 
352 			/* Check for pending interrupts. */
353 			qla2x00_poll(ha->rsp_q_map[0]);
354 
355 			if (!ha->flags.mbox_int &&
356 			    !(IS_QLA2200(ha) &&
357 			    command == MBC_LOAD_RISC_RAM_EXTENDED))
358 				msleep(10);
359 		} /* while */
360 		ql_dbg(ql_dbg_mbx, vha, 0x1013,
361 		    "Waited %d sec.\n",
362 		    (uint)((jiffies - (wait_time - (mcp->tov * HZ)))/HZ));
363 	}
364 	atomic_dec(&ha->num_pend_mbx_stage2);
365 
366 	/* Check whether we timed out */
367 	if (ha->flags.mbox_int) {
368 		uint16_t *iptr2;
369 
370 		ql_dbg(ql_dbg_mbx, vha, 0x1014,
371 		    "Cmd=%x completed.\n", command);
372 
373 		/* Got interrupt. Clear the flag. */
374 		ha->flags.mbox_int = 0;
375 		clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
376 
377 		if (IS_P3P_TYPE(ha) && ha->flags.isp82xx_fw_hung) {
378 			spin_lock_irqsave(&ha->hardware_lock, flags);
379 			ha->flags.mbox_busy = 0;
380 			spin_unlock_irqrestore(&ha->hardware_lock, flags);
381 
382 			/* Setting Link-Down error */
383 			mcp->mb[0] = MBS_LINK_DOWN_ERROR;
384 			ha->mcp = NULL;
385 			rval = QLA_FUNCTION_FAILED;
386 			ql_log(ql_log_warn, vha, 0xd048,
387 			    "FW hung = %d.\n", ha->flags.isp82xx_fw_hung);
388 			goto premature_exit;
389 		}
390 
391 		if (ha->mailbox_out[0] != MBS_COMMAND_COMPLETE) {
392 			ql_dbg(ql_dbg_mbx, vha, 0x11ff,
393 			       "mb_out[0] = %#x <> %#x\n", ha->mailbox_out[0],
394 			       MBS_COMMAND_COMPLETE);
395 			rval = QLA_FUNCTION_FAILED;
396 		}
397 
398 		/* Load return mailbox registers. */
399 		iptr2 = mcp->mb;
400 		iptr = (uint16_t *)&ha->mailbox_out[0];
401 		mboxes = mcp->in_mb;
402 
403 		ql_dbg(ql_dbg_mbx, vha, 0x1113,
404 		    "Mailbox registers (IN):\n");
405 		for (cnt = 0; cnt < ha->mbx_count; cnt++) {
406 			if (mboxes & BIT_0) {
407 				*iptr2 = *iptr;
408 				ql_dbg(ql_dbg_mbx, vha, 0x1114,
409 				    "mbox[%d]->0x%04x\n", cnt, *iptr2);
410 			}
411 
412 			mboxes >>= 1;
413 			iptr2++;
414 			iptr++;
415 		}
416 	} else {
417 
418 		uint16_t mb[8];
419 		uint32_t ictrl, host_status, hccr;
420 		uint16_t        w;
421 
422 		if (IS_FWI2_CAPABLE(ha)) {
423 			mb[0] = rd_reg_word(&reg->isp24.mailbox0);
424 			mb[1] = rd_reg_word(&reg->isp24.mailbox1);
425 			mb[2] = rd_reg_word(&reg->isp24.mailbox2);
426 			mb[3] = rd_reg_word(&reg->isp24.mailbox3);
427 			mb[7] = rd_reg_word(&reg->isp24.mailbox7);
428 			ictrl = rd_reg_dword(&reg->isp24.ictrl);
429 			host_status = rd_reg_dword(&reg->isp24.host_status);
430 			hccr = rd_reg_dword(&reg->isp24.hccr);
431 
432 			ql_log(ql_log_warn, vha, 0xd04c,
433 			    "MBX Command timeout for cmd %x, iocontrol=%x jiffies=%lx "
434 			    "mb[0-3]=[0x%x 0x%x 0x%x 0x%x] mb7 0x%x host_status 0x%x hccr 0x%x\n",
435 			    command, ictrl, jiffies, mb[0], mb[1], mb[2], mb[3],
436 			    mb[7], host_status, hccr);
437 			vha->hw_err_cnt++;
438 
439 		} else {
440 			mb[0] = RD_MAILBOX_REG(ha, &reg->isp, 0);
441 			ictrl = rd_reg_word(&reg->isp.ictrl);
442 			ql_dbg(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1119,
443 			    "MBX Command timeout for cmd %x, iocontrol=%x jiffies=%lx "
444 			    "mb[0]=0x%x\n", command, ictrl, jiffies, mb[0]);
445 			vha->hw_err_cnt++;
446 		}
447 		ql_dump_regs(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1019);
448 
449 		/* Capture FW dump only, if PCI device active */
450 		if (!pci_channel_offline(vha->hw->pdev)) {
451 			pci_read_config_word(ha->pdev, PCI_VENDOR_ID, &w);
452 			if (w == 0xffff || ictrl == 0xffffffff ||
453 			    (chip_reset != ha->chip_reset)) {
454 				/* This is special case if there is unload
455 				 * of driver happening and if PCI device go
456 				 * into bad state due to PCI error condition
457 				 * then only PCI ERR flag would be set.
458 				 * we will do premature exit for above case.
459 				 */
460 				spin_lock_irqsave(&ha->hardware_lock, flags);
461 				ha->flags.mbox_busy = 0;
462 				spin_unlock_irqrestore(&ha->hardware_lock,
463 				    flags);
464 				rval = QLA_FUNCTION_TIMEOUT;
465 				goto premature_exit;
466 			}
467 
468 			/* Attempt to capture firmware dump for further
469 			 * anallysis of the current formware state. we do not
470 			 * need to do this if we are intentionally generating
471 			 * a dump
472 			 */
473 			if (mcp->mb[0] != MBC_GEN_SYSTEM_ERROR)
474 				qla2xxx_dump_fw(vha);
475 			rval = QLA_FUNCTION_TIMEOUT;
476 		 }
477 	}
478 	spin_lock_irqsave(&ha->hardware_lock, flags);
479 	ha->flags.mbox_busy = 0;
480 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
481 
482 	/* Clean up */
483 	ha->mcp = NULL;
484 
485 	if ((abort_active || !io_lock_on) && !IS_NOPOLLING_TYPE(ha)) {
486 		ql_dbg(ql_dbg_mbx, vha, 0x101a,
487 		    "Checking for additional resp interrupt.\n");
488 
489 		/* polling mode for non isp_abort commands. */
490 		qla2x00_poll(ha->rsp_q_map[0]);
491 	}
492 
493 	if (rval == QLA_FUNCTION_TIMEOUT &&
494 	    mcp->mb[0] != MBC_GEN_SYSTEM_ERROR) {
495 		if (!io_lock_on || (mcp->flags & IOCTL_CMD) ||
496 		    ha->flags.eeh_busy) {
497 			/* not in dpc. schedule it for dpc to take over. */
498 			ql_dbg(ql_dbg_mbx, vha, 0x101b,
499 			    "Timeout, schedule isp_abort_needed.\n");
500 
501 			if (!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) &&
502 			    !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) &&
503 			    !test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
504 				if (IS_QLA82XX(ha)) {
505 					ql_dbg(ql_dbg_mbx, vha, 0x112a,
506 					    "disabling pause transmit on port "
507 					    "0 & 1.\n");
508 					qla82xx_wr_32(ha,
509 					    QLA82XX_CRB_NIU + 0x98,
510 					    CRB_NIU_XG_PAUSE_CTL_P0|
511 					    CRB_NIU_XG_PAUSE_CTL_P1);
512 				}
513 				ql_log(ql_log_info, base_vha, 0x101c,
514 				    "Mailbox cmd timeout occurred, cmd=0x%x, "
515 				    "mb[0]=0x%x, eeh_busy=0x%x. Scheduling ISP "
516 				    "abort.\n", command, mcp->mb[0],
517 				    ha->flags.eeh_busy);
518 				vha->hw_err_cnt++;
519 				set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
520 				qla2xxx_wake_dpc(vha);
521 			}
522 		} else if (current == ha->dpc_thread) {
523 			/* call abort directly since we are in the DPC thread */
524 			ql_dbg(ql_dbg_mbx, vha, 0x101d,
525 			    "Timeout, calling abort_isp.\n");
526 
527 			if (!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) &&
528 			    !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) &&
529 			    !test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
530 				if (IS_QLA82XX(ha)) {
531 					ql_dbg(ql_dbg_mbx, vha, 0x112b,
532 					    "disabling pause transmit on port "
533 					    "0 & 1.\n");
534 					qla82xx_wr_32(ha,
535 					    QLA82XX_CRB_NIU + 0x98,
536 					    CRB_NIU_XG_PAUSE_CTL_P0|
537 					    CRB_NIU_XG_PAUSE_CTL_P1);
538 				}
539 				ql_log(ql_log_info, base_vha, 0x101e,
540 				    "Mailbox cmd timeout occurred, cmd=0x%x, "
541 				    "mb[0]=0x%x. Scheduling ISP abort ",
542 				    command, mcp->mb[0]);
543 				vha->hw_err_cnt++;
544 				set_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags);
545 				clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
546 				/* Allow next mbx cmd to come in. */
547 				complete(&ha->mbx_cmd_comp);
548 				if (ha->isp_ops->abort_isp(vha) &&
549 				    !ha->flags.eeh_busy) {
550 					/* Failed. retry later. */
551 					set_bit(ISP_ABORT_NEEDED,
552 					    &vha->dpc_flags);
553 				}
554 				clear_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags);
555 				ql_dbg(ql_dbg_mbx, vha, 0x101f,
556 				    "Finished abort_isp.\n");
557 				goto mbx_done;
558 			}
559 		}
560 	}
561 
562 premature_exit:
563 	/* Allow next mbx cmd to come in. */
564 	complete(&ha->mbx_cmd_comp);
565 
566 mbx_done:
567 	if (rval == QLA_ABORTED) {
568 		ql_log(ql_log_info, vha, 0xd035,
569 		    "Chip Reset in progress. Purging Mbox cmd=0x%x.\n",
570 		    mcp->mb[0]);
571 	} else if (rval) {
572 		if (ql2xextended_error_logging & (ql_dbg_disc|ql_dbg_mbx)) {
573 			pr_warn("%s [%s]-%04x:%ld: **** Failed=%x", QL_MSGHDR,
574 			    dev_name(&ha->pdev->dev), 0x1020+0x800,
575 			    vha->host_no, rval);
576 			mboxes = mcp->in_mb;
577 			cnt = 4;
578 			for (i = 0; i < ha->mbx_count && cnt; i++, mboxes >>= 1)
579 				if (mboxes & BIT_0) {
580 					printk(" mb[%u]=%x", i, mcp->mb[i]);
581 					cnt--;
582 				}
583 			pr_warn(" cmd=%x ****\n", command);
584 		}
585 		if (IS_FWI2_CAPABLE(ha) && !(IS_P3P_TYPE(ha))) {
586 			ql_dbg(ql_dbg_mbx, vha, 0x1198,
587 			    "host_status=%#x intr_ctrl=%#x intr_status=%#x\n",
588 			    rd_reg_dword(&reg->isp24.host_status),
589 			    rd_reg_dword(&reg->isp24.ictrl),
590 			    rd_reg_dword(&reg->isp24.istatus));
591 		} else {
592 			ql_dbg(ql_dbg_mbx, vha, 0x1206,
593 			    "ctrl_status=%#x ictrl=%#x istatus=%#x\n",
594 			    rd_reg_word(&reg->isp.ctrl_status),
595 			    rd_reg_word(&reg->isp.ictrl),
596 			    rd_reg_word(&reg->isp.istatus));
597 		}
598 	} else {
599 		ql_dbg(ql_dbg_mbx, base_vha, 0x1021, "Done %s.\n", __func__);
600 	}
601 
602 	i = 500;
603 	while (i && eeh_delay && (ha->pci_error_state < QLA_PCI_SLOT_RESET)) {
604 		/*
605 		 * The caller of this mailbox encounter pci error.
606 		 * Hold the thread until PCIE link reset complete to make
607 		 * sure caller does not unmap dma while recovery is
608 		 * in progress.
609 		 */
610 		msleep(1);
611 		i--;
612 	}
613 	return rval;
614 }
615 
616 int
617 qla2x00_load_ram(scsi_qla_host_t *vha, dma_addr_t req_dma, uint32_t risc_addr,
618     uint32_t risc_code_size)
619 {
620 	int rval;
621 	struct qla_hw_data *ha = vha->hw;
622 	mbx_cmd_t mc;
623 	mbx_cmd_t *mcp = &mc;
624 
625 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1022,
626 	    "Entered %s.\n", __func__);
627 
628 	if (MSW(risc_addr) || IS_FWI2_CAPABLE(ha)) {
629 		mcp->mb[0] = MBC_LOAD_RISC_RAM_EXTENDED;
630 		mcp->mb[8] = MSW(risc_addr);
631 		mcp->out_mb = MBX_8|MBX_0;
632 	} else {
633 		mcp->mb[0] = MBC_LOAD_RISC_RAM;
634 		mcp->out_mb = MBX_0;
635 	}
636 	mcp->mb[1] = LSW(risc_addr);
637 	mcp->mb[2] = MSW(req_dma);
638 	mcp->mb[3] = LSW(req_dma);
639 	mcp->mb[6] = MSW(MSD(req_dma));
640 	mcp->mb[7] = LSW(MSD(req_dma));
641 	mcp->out_mb |= MBX_7|MBX_6|MBX_3|MBX_2|MBX_1;
642 	if (IS_FWI2_CAPABLE(ha)) {
643 		mcp->mb[4] = MSW(risc_code_size);
644 		mcp->mb[5] = LSW(risc_code_size);
645 		mcp->out_mb |= MBX_5|MBX_4;
646 	} else {
647 		mcp->mb[4] = LSW(risc_code_size);
648 		mcp->out_mb |= MBX_4;
649 	}
650 
651 	mcp->in_mb = MBX_1|MBX_0;
652 	mcp->tov = MBX_TOV_SECONDS;
653 	mcp->flags = 0;
654 	rval = qla2x00_mailbox_command(vha, mcp);
655 
656 	if (rval != QLA_SUCCESS) {
657 		ql_dbg(ql_dbg_mbx, vha, 0x1023,
658 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
659 		    rval, mcp->mb[0], mcp->mb[1]);
660 		vha->hw_err_cnt++;
661 	} else {
662 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1024,
663 		    "Done %s.\n", __func__);
664 	}
665 
666 	return rval;
667 }
668 
669 #define	NVME_ENABLE_FLAG	BIT_3
670 #define	EDIF_HW_SUPPORT		BIT_10
671 
672 /*
673  * qla2x00_execute_fw
674  *     Start adapter firmware.
675  *
676  * Input:
677  *     ha = adapter block pointer.
678  *     TARGET_QUEUE_LOCK must be released.
679  *     ADAPTER_STATE_LOCK must be released.
680  *
681  * Returns:
682  *     qla2x00 local function return status code.
683  *
684  * Context:
685  *     Kernel context.
686  */
687 int
688 qla2x00_execute_fw(scsi_qla_host_t *vha, uint32_t risc_addr)
689 {
690 	int rval;
691 	struct qla_hw_data *ha = vha->hw;
692 	mbx_cmd_t mc;
693 	mbx_cmd_t *mcp = &mc;
694 	u8 semaphore = 0;
695 #define EXE_FW_FORCE_SEMAPHORE BIT_7
696 	u8 retry = 5;
697 
698 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1025,
699 	    "Entered %s.\n", __func__);
700 
701 again:
702 	mcp->mb[0] = MBC_EXECUTE_FIRMWARE;
703 	mcp->out_mb = MBX_0;
704 	mcp->in_mb = MBX_0;
705 	if (IS_FWI2_CAPABLE(ha)) {
706 		mcp->mb[1] = MSW(risc_addr);
707 		mcp->mb[2] = LSW(risc_addr);
708 		mcp->mb[3] = 0;
709 		mcp->mb[4] = 0;
710 		mcp->mb[11] = 0;
711 
712 		/* Enable BPM? */
713 		if (ha->flags.lr_detected) {
714 			mcp->mb[4] = BIT_0;
715 			if (IS_BPM_RANGE_CAPABLE(ha))
716 				mcp->mb[4] |=
717 				    ha->lr_distance << LR_DIST_FW_POS;
718 		}
719 
720 		if (ql2xnvmeenable && (IS_QLA27XX(ha) || IS_QLA28XX(ha)))
721 			mcp->mb[4] |= NVME_ENABLE_FLAG;
722 
723 		if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
724 			struct nvram_81xx *nv = ha->nvram;
725 			/* set minimum speed if specified in nvram */
726 			if (nv->min_supported_speed >= 2 &&
727 			    nv->min_supported_speed <= 5) {
728 				mcp->mb[4] |= BIT_4;
729 				mcp->mb[11] |= nv->min_supported_speed & 0xF;
730 				mcp->out_mb |= MBX_11;
731 				mcp->in_mb |= BIT_5;
732 				vha->min_supported_speed =
733 				    nv->min_supported_speed;
734 			}
735 
736 			if (IS_PPCARCH)
737 				mcp->mb[11] |= BIT_4;
738 		}
739 
740 		if (ha->flags.exlogins_enabled)
741 			mcp->mb[4] |= ENABLE_EXTENDED_LOGIN;
742 
743 		if (ha->flags.exchoffld_enabled)
744 			mcp->mb[4] |= ENABLE_EXCHANGE_OFFLD;
745 
746 		if (semaphore)
747 			mcp->mb[11] |= EXE_FW_FORCE_SEMAPHORE;
748 
749 		mcp->out_mb |= MBX_4 | MBX_3 | MBX_2 | MBX_1 | MBX_11;
750 		mcp->in_mb |= MBX_5 | MBX_3 | MBX_2 | MBX_1;
751 	} else {
752 		mcp->mb[1] = LSW(risc_addr);
753 		mcp->out_mb |= MBX_1;
754 		if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
755 			mcp->mb[2] = 0;
756 			mcp->out_mb |= MBX_2;
757 		}
758 	}
759 
760 	mcp->tov = MBX_TOV_SECONDS;
761 	mcp->flags = 0;
762 	rval = qla2x00_mailbox_command(vha, mcp);
763 
764 	if (rval != QLA_SUCCESS) {
765 		if (IS_QLA28XX(ha) && rval == QLA_COMMAND_ERROR &&
766 		    mcp->mb[1] == 0x27 && retry) {
767 			semaphore = 1;
768 			retry--;
769 			ql_dbg(ql_dbg_async, vha, 0x1026,
770 			    "Exe FW: force semaphore.\n");
771 			goto again;
772 		}
773 
774 		if (retry) {
775 			retry--;
776 			ql_dbg(ql_dbg_async, vha, 0x509d,
777 			    "Exe FW retry: mb[0]=%x retry[%d]\n", mcp->mb[0], retry);
778 			goto again;
779 		}
780 		ql_dbg(ql_dbg_mbx, vha, 0x1026,
781 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
782 		vha->hw_err_cnt++;
783 		return rval;
784 	}
785 
786 	if (!IS_FWI2_CAPABLE(ha))
787 		goto done;
788 
789 	ha->fw_ability_mask = mcp->mb[3] << 16 | mcp->mb[2];
790 	ql_dbg(ql_dbg_mbx, vha, 0x119a,
791 	    "fw_ability_mask=%x.\n", ha->fw_ability_mask);
792 	ql_dbg(ql_dbg_mbx, vha, 0x1027, "exchanges=%x.\n", mcp->mb[1]);
793 	if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
794 		ha->max_supported_speed = mcp->mb[2] & (BIT_0|BIT_1);
795 		ql_dbg(ql_dbg_mbx, vha, 0x119b, "max_supported_speed=%s.\n",
796 		    ha->max_supported_speed == 0 ? "16Gps" :
797 		    ha->max_supported_speed == 1 ? "32Gps" :
798 		    ha->max_supported_speed == 2 ? "64Gps" : "unknown");
799 		if (vha->min_supported_speed) {
800 			ha->min_supported_speed = mcp->mb[5] &
801 			    (BIT_0 | BIT_1 | BIT_2);
802 			ql_dbg(ql_dbg_mbx, vha, 0x119c,
803 			    "min_supported_speed=%s.\n",
804 			    ha->min_supported_speed == 6 ? "64Gps" :
805 			    ha->min_supported_speed == 5 ? "32Gps" :
806 			    ha->min_supported_speed == 4 ? "16Gps" :
807 			    ha->min_supported_speed == 3 ? "8Gps" :
808 			    ha->min_supported_speed == 2 ? "4Gps" : "unknown");
809 		}
810 	}
811 
812 	if (IS_QLA28XX(ha) && (mcp->mb[5] & EDIF_HW_SUPPORT)) {
813 		ha->flags.edif_hw = 1;
814 		ql_log(ql_log_info, vha, 0xffff,
815 		    "%s: edif HW\n", __func__);
816 	}
817 
818 done:
819 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1028,
820 	    "Done %s.\n", __func__);
821 
822 	return rval;
823 }
824 
825 /*
826  * qla_get_exlogin_status
827  *	Get extended login status
828  *	uses the memory offload control/status Mailbox
829  *
830  * Input:
831  *	ha:		adapter state pointer.
832  *	fwopt:		firmware options
833  *
834  * Returns:
835  *	qla2x00 local function status
836  *
837  * Context:
838  *	Kernel context.
839  */
840 #define	FETCH_XLOGINS_STAT	0x8
841 int
842 qla_get_exlogin_status(scsi_qla_host_t *vha, uint16_t *buf_sz,
843 	uint16_t *ex_logins_cnt)
844 {
845 	int rval;
846 	mbx_cmd_t	mc;
847 	mbx_cmd_t	*mcp = &mc;
848 
849 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118f,
850 	    "Entered %s\n", __func__);
851 
852 	memset(mcp->mb, 0 , sizeof(mcp->mb));
853 	mcp->mb[0] = MBC_GET_MEM_OFFLOAD_CNTRL_STAT;
854 	mcp->mb[1] = FETCH_XLOGINS_STAT;
855 	mcp->out_mb = MBX_1|MBX_0;
856 	mcp->in_mb = MBX_10|MBX_4|MBX_0;
857 	mcp->tov = MBX_TOV_SECONDS;
858 	mcp->flags = 0;
859 
860 	rval = qla2x00_mailbox_command(vha, mcp);
861 	if (rval != QLA_SUCCESS) {
862 		ql_dbg(ql_dbg_mbx, vha, 0x1115, "Failed=%x.\n", rval);
863 	} else {
864 		*buf_sz = mcp->mb[4];
865 		*ex_logins_cnt = mcp->mb[10];
866 
867 		ql_log(ql_log_info, vha, 0x1190,
868 		    "buffer size 0x%x, exchange login count=%d\n",
869 		    mcp->mb[4], mcp->mb[10]);
870 
871 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1116,
872 		    "Done %s.\n", __func__);
873 	}
874 
875 	return rval;
876 }
877 
878 /*
879  * qla_set_exlogin_mem_cfg
880  *	set extended login memory configuration
881  *	Mbx needs to be issues before init_cb is set
882  *
883  * Input:
884  *	ha:		adapter state pointer.
885  *	buffer:		buffer pointer
886  *	phys_addr:	physical address of buffer
887  *	size:		size of buffer
888  *	TARGET_QUEUE_LOCK must be released
889  *	ADAPTER_STATE_LOCK must be release
890  *
891  * Returns:
892  *	qla2x00 local funxtion status code.
893  *
894  * Context:
895  *	Kernel context.
896  */
897 #define CONFIG_XLOGINS_MEM	0x9
898 int
899 qla_set_exlogin_mem_cfg(scsi_qla_host_t *vha, dma_addr_t phys_addr)
900 {
901 	int		rval;
902 	mbx_cmd_t	mc;
903 	mbx_cmd_t	*mcp = &mc;
904 	struct qla_hw_data *ha = vha->hw;
905 
906 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x111a,
907 	    "Entered %s.\n", __func__);
908 
909 	memset(mcp->mb, 0 , sizeof(mcp->mb));
910 	mcp->mb[0] = MBC_GET_MEM_OFFLOAD_CNTRL_STAT;
911 	mcp->mb[1] = CONFIG_XLOGINS_MEM;
912 	mcp->mb[2] = MSW(phys_addr);
913 	mcp->mb[3] = LSW(phys_addr);
914 	mcp->mb[6] = MSW(MSD(phys_addr));
915 	mcp->mb[7] = LSW(MSD(phys_addr));
916 	mcp->mb[8] = MSW(ha->exlogin_size);
917 	mcp->mb[9] = LSW(ha->exlogin_size);
918 	mcp->out_mb = MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
919 	mcp->in_mb = MBX_11|MBX_0;
920 	mcp->tov = MBX_TOV_SECONDS;
921 	mcp->flags = 0;
922 	rval = qla2x00_mailbox_command(vha, mcp);
923 	if (rval != QLA_SUCCESS) {
924 		ql_dbg(ql_dbg_mbx, vha, 0x111b,
925 		       "EXlogin Failed=%x. MB0=%x MB11=%x\n",
926 		       rval, mcp->mb[0], mcp->mb[11]);
927 	} else {
928 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118c,
929 		    "Done %s.\n", __func__);
930 	}
931 
932 	return rval;
933 }
934 
935 /*
936  * qla_get_exchoffld_status
937  *	Get exchange offload status
938  *	uses the memory offload control/status Mailbox
939  *
940  * Input:
941  *	ha:		adapter state pointer.
942  *	fwopt:		firmware options
943  *
944  * Returns:
945  *	qla2x00 local function status
946  *
947  * Context:
948  *	Kernel context.
949  */
950 #define	FETCH_XCHOFFLD_STAT	0x2
951 int
952 qla_get_exchoffld_status(scsi_qla_host_t *vha, uint16_t *buf_sz,
953 	uint16_t *ex_logins_cnt)
954 {
955 	int rval;
956 	mbx_cmd_t	mc;
957 	mbx_cmd_t	*mcp = &mc;
958 
959 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1019,
960 	    "Entered %s\n", __func__);
961 
962 	memset(mcp->mb, 0 , sizeof(mcp->mb));
963 	mcp->mb[0] = MBC_GET_MEM_OFFLOAD_CNTRL_STAT;
964 	mcp->mb[1] = FETCH_XCHOFFLD_STAT;
965 	mcp->out_mb = MBX_1|MBX_0;
966 	mcp->in_mb = MBX_10|MBX_4|MBX_0;
967 	mcp->tov = MBX_TOV_SECONDS;
968 	mcp->flags = 0;
969 
970 	rval = qla2x00_mailbox_command(vha, mcp);
971 	if (rval != QLA_SUCCESS) {
972 		ql_dbg(ql_dbg_mbx, vha, 0x1155, "Failed=%x.\n", rval);
973 	} else {
974 		*buf_sz = mcp->mb[4];
975 		*ex_logins_cnt = mcp->mb[10];
976 
977 		ql_log(ql_log_info, vha, 0x118e,
978 		    "buffer size 0x%x, exchange offload count=%d\n",
979 		    mcp->mb[4], mcp->mb[10]);
980 
981 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1156,
982 		    "Done %s.\n", __func__);
983 	}
984 
985 	return rval;
986 }
987 
988 /*
989  * qla_set_exchoffld_mem_cfg
990  *	Set exchange offload memory configuration
991  *	Mbx needs to be issues before init_cb is set
992  *
993  * Input:
994  *	ha:		adapter state pointer.
995  *	buffer:		buffer pointer
996  *	phys_addr:	physical address of buffer
997  *	size:		size of buffer
998  *	TARGET_QUEUE_LOCK must be released
999  *	ADAPTER_STATE_LOCK must be release
1000  *
1001  * Returns:
1002  *	qla2x00 local funxtion status code.
1003  *
1004  * Context:
1005  *	Kernel context.
1006  */
1007 #define CONFIG_XCHOFFLD_MEM	0x3
1008 int
1009 qla_set_exchoffld_mem_cfg(scsi_qla_host_t *vha)
1010 {
1011 	int		rval;
1012 	mbx_cmd_t	mc;
1013 	mbx_cmd_t	*mcp = &mc;
1014 	struct qla_hw_data *ha = vha->hw;
1015 
1016 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1157,
1017 	    "Entered %s.\n", __func__);
1018 
1019 	memset(mcp->mb, 0 , sizeof(mcp->mb));
1020 	mcp->mb[0] = MBC_GET_MEM_OFFLOAD_CNTRL_STAT;
1021 	mcp->mb[1] = CONFIG_XCHOFFLD_MEM;
1022 	mcp->mb[2] = MSW(ha->exchoffld_buf_dma);
1023 	mcp->mb[3] = LSW(ha->exchoffld_buf_dma);
1024 	mcp->mb[6] = MSW(MSD(ha->exchoffld_buf_dma));
1025 	mcp->mb[7] = LSW(MSD(ha->exchoffld_buf_dma));
1026 	mcp->mb[8] = MSW(ha->exchoffld_size);
1027 	mcp->mb[9] = LSW(ha->exchoffld_size);
1028 	mcp->out_mb = MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
1029 	mcp->in_mb = MBX_11|MBX_0;
1030 	mcp->tov = MBX_TOV_SECONDS;
1031 	mcp->flags = 0;
1032 	rval = qla2x00_mailbox_command(vha, mcp);
1033 	if (rval != QLA_SUCCESS) {
1034 		/*EMPTY*/
1035 		ql_dbg(ql_dbg_mbx, vha, 0x1158, "Failed=%x.\n", rval);
1036 	} else {
1037 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1192,
1038 		    "Done %s.\n", __func__);
1039 	}
1040 
1041 	return rval;
1042 }
1043 
1044 /*
1045  * qla2x00_get_fw_version
1046  *	Get firmware version.
1047  *
1048  * Input:
1049  *	ha:		adapter state pointer.
1050  *	major:		pointer for major number.
1051  *	minor:		pointer for minor number.
1052  *	subminor:	pointer for subminor number.
1053  *
1054  * Returns:
1055  *	qla2x00 local function return status code.
1056  *
1057  * Context:
1058  *	Kernel context.
1059  */
1060 int
1061 qla2x00_get_fw_version(scsi_qla_host_t *vha)
1062 {
1063 	int		rval;
1064 	mbx_cmd_t	mc;
1065 	mbx_cmd_t	*mcp = &mc;
1066 	struct qla_hw_data *ha = vha->hw;
1067 
1068 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1029,
1069 	    "Entered %s.\n", __func__);
1070 
1071 	mcp->mb[0] = MBC_GET_FIRMWARE_VERSION;
1072 	mcp->out_mb = MBX_0;
1073 	mcp->in_mb = MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
1074 	if (IS_QLA81XX(vha->hw) || IS_QLA8031(ha) || IS_QLA8044(ha))
1075 		mcp->in_mb |= MBX_13|MBX_12|MBX_11|MBX_10|MBX_9|MBX_8;
1076 	if (IS_FWI2_CAPABLE(ha))
1077 		mcp->in_mb |= MBX_17|MBX_16|MBX_15;
1078 	if (IS_QLA27XX(ha) || IS_QLA28XX(ha))
1079 		mcp->in_mb |=
1080 		    MBX_25|MBX_24|MBX_23|MBX_22|MBX_21|MBX_20|MBX_19|MBX_18|
1081 		    MBX_14|MBX_13|MBX_11|MBX_10|MBX_9|MBX_8|MBX_7;
1082 
1083 	mcp->flags = 0;
1084 	mcp->tov = MBX_TOV_SECONDS;
1085 	rval = qla2x00_mailbox_command(vha, mcp);
1086 	if (rval != QLA_SUCCESS)
1087 		goto failed;
1088 
1089 	/* Return mailbox data. */
1090 	ha->fw_major_version = mcp->mb[1];
1091 	ha->fw_minor_version = mcp->mb[2];
1092 	ha->fw_subminor_version = mcp->mb[3];
1093 	ha->fw_attributes = mcp->mb[6];
1094 	if (IS_QLA2100(vha->hw) || IS_QLA2200(vha->hw))
1095 		ha->fw_memory_size = 0x1FFFF;		/* Defaults to 128KB. */
1096 	else
1097 		ha->fw_memory_size = (mcp->mb[5] << 16) | mcp->mb[4];
1098 
1099 	if (IS_QLA81XX(vha->hw) || IS_QLA8031(vha->hw) || IS_QLA8044(ha)) {
1100 		ha->mpi_version[0] = mcp->mb[10] & 0xff;
1101 		ha->mpi_version[1] = mcp->mb[11] >> 8;
1102 		ha->mpi_version[2] = mcp->mb[11] & 0xff;
1103 		ha->mpi_capabilities = (mcp->mb[12] << 16) | mcp->mb[13];
1104 		ha->phy_version[0] = mcp->mb[8] & 0xff;
1105 		ha->phy_version[1] = mcp->mb[9] >> 8;
1106 		ha->phy_version[2] = mcp->mb[9] & 0xff;
1107 	}
1108 
1109 	if (IS_FWI2_CAPABLE(ha)) {
1110 		ha->fw_attributes_h = mcp->mb[15];
1111 		ha->fw_attributes_ext[0] = mcp->mb[16];
1112 		ha->fw_attributes_ext[1] = mcp->mb[17];
1113 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1139,
1114 		    "%s: FW_attributes Upper: 0x%x, Lower: 0x%x.\n",
1115 		    __func__, mcp->mb[15], mcp->mb[6]);
1116 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x112f,
1117 		    "%s: Ext_FwAttributes Upper: 0x%x, Lower: 0x%x.\n",
1118 		    __func__, mcp->mb[17], mcp->mb[16]);
1119 
1120 		if (ha->fw_attributes_h & 0x4)
1121 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118d,
1122 			    "%s: Firmware supports Extended Login 0x%x\n",
1123 			    __func__, ha->fw_attributes_h);
1124 
1125 		if (ha->fw_attributes_h & 0x8)
1126 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1191,
1127 			    "%s: Firmware supports Exchange Offload 0x%x\n",
1128 			    __func__, ha->fw_attributes_h);
1129 
1130 		/*
1131 		 * FW supports nvme and driver load parameter requested nvme.
1132 		 * BIT 26 of fw_attributes indicates NVMe support.
1133 		 */
1134 		if ((ha->fw_attributes_h &
1135 		    (FW_ATTR_H_NVME | FW_ATTR_H_NVME_UPDATED)) &&
1136 			ql2xnvmeenable) {
1137 			if (ha->fw_attributes_h & FW_ATTR_H_NVME_FBURST)
1138 				vha->flags.nvme_first_burst = 1;
1139 
1140 			vha->flags.nvme_enabled = 1;
1141 			ql_log(ql_log_info, vha, 0xd302,
1142 			    "%s: FC-NVMe is Enabled (0x%x)\n",
1143 			     __func__, ha->fw_attributes_h);
1144 		}
1145 
1146 		/* BIT_13 of Extended FW Attributes informs about NVMe2 support */
1147 		if (ha->fw_attributes_ext[0] & FW_ATTR_EXT0_NVME2) {
1148 			ql_log(ql_log_info, vha, 0xd302,
1149 			       "Firmware supports NVMe2 0x%x\n",
1150 			       ha->fw_attributes_ext[0]);
1151 			vha->flags.nvme2_enabled = 1;
1152 		}
1153 
1154 		if (IS_QLA28XX(ha) && ha->flags.edif_hw && ql2xsecenable &&
1155 		    (ha->fw_attributes_ext[0] & FW_ATTR_EXT0_EDIF)) {
1156 			ha->flags.edif_enabled = 1;
1157 			ql_log(ql_log_info, vha, 0xffff,
1158 			       "%s: edif is enabled\n", __func__);
1159 		}
1160 	}
1161 
1162 	if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
1163 		ha->serdes_version[0] = mcp->mb[7] & 0xff;
1164 		ha->serdes_version[1] = mcp->mb[8] >> 8;
1165 		ha->serdes_version[2] = mcp->mb[8] & 0xff;
1166 		ha->mpi_version[0] = mcp->mb[10] & 0xff;
1167 		ha->mpi_version[1] = mcp->mb[11] >> 8;
1168 		ha->mpi_version[2] = mcp->mb[11] & 0xff;
1169 		ha->pep_version[0] = mcp->mb[13] & 0xff;
1170 		ha->pep_version[1] = mcp->mb[14] >> 8;
1171 		ha->pep_version[2] = mcp->mb[14] & 0xff;
1172 		ha->fw_shared_ram_start = (mcp->mb[19] << 16) | mcp->mb[18];
1173 		ha->fw_shared_ram_end = (mcp->mb[21] << 16) | mcp->mb[20];
1174 		ha->fw_ddr_ram_start = (mcp->mb[23] << 16) | mcp->mb[22];
1175 		ha->fw_ddr_ram_end = (mcp->mb[25] << 16) | mcp->mb[24];
1176 		if (IS_QLA28XX(ha)) {
1177 			if (mcp->mb[16] & BIT_10)
1178 				ha->flags.secure_fw = 1;
1179 
1180 			ql_log(ql_log_info, vha, 0xffff,
1181 			    "Secure Flash Update in FW: %s\n",
1182 			    (ha->flags.secure_fw) ? "Supported" :
1183 			    "Not Supported");
1184 		}
1185 
1186 		if (ha->flags.scm_supported_a &&
1187 		    (ha->fw_attributes_ext[0] & FW_ATTR_EXT0_SCM_SUPPORTED)) {
1188 			ha->flags.scm_supported_f = 1;
1189 			ha->sf_init_cb->flags |= cpu_to_le16(BIT_13);
1190 		}
1191 		ql_log(ql_log_info, vha, 0x11a3, "SCM in FW: %s\n",
1192 		       (ha->flags.scm_supported_f) ? "Supported" :
1193 		       "Not Supported");
1194 
1195 		if (vha->flags.nvme2_enabled) {
1196 			/* set BIT_15 of special feature control block for SLER */
1197 			ha->sf_init_cb->flags |= cpu_to_le16(BIT_15);
1198 			/* set BIT_14 of special feature control block for PI CTRL*/
1199 			ha->sf_init_cb->flags |= cpu_to_le16(BIT_14);
1200 		}
1201 	}
1202 
1203 failed:
1204 	if (rval != QLA_SUCCESS) {
1205 		/*EMPTY*/
1206 		ql_dbg(ql_dbg_mbx, vha, 0x102a, "Failed=%x.\n", rval);
1207 	} else {
1208 		/*EMPTY*/
1209 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x102b,
1210 		    "Done %s.\n", __func__);
1211 	}
1212 	return rval;
1213 }
1214 
1215 /*
1216  * qla2x00_get_fw_options
1217  *	Set firmware options.
1218  *
1219  * Input:
1220  *	ha = adapter block pointer.
1221  *	fwopt = pointer for firmware options.
1222  *
1223  * Returns:
1224  *	qla2x00 local function return status code.
1225  *
1226  * Context:
1227  *	Kernel context.
1228  */
1229 int
1230 qla2x00_get_fw_options(scsi_qla_host_t *vha, uint16_t *fwopts)
1231 {
1232 	int rval;
1233 	mbx_cmd_t mc;
1234 	mbx_cmd_t *mcp = &mc;
1235 
1236 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x102c,
1237 	    "Entered %s.\n", __func__);
1238 
1239 	mcp->mb[0] = MBC_GET_FIRMWARE_OPTION;
1240 	mcp->out_mb = MBX_0;
1241 	mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
1242 	mcp->tov = MBX_TOV_SECONDS;
1243 	mcp->flags = 0;
1244 	rval = qla2x00_mailbox_command(vha, mcp);
1245 
1246 	if (rval != QLA_SUCCESS) {
1247 		/*EMPTY*/
1248 		ql_dbg(ql_dbg_mbx, vha, 0x102d, "Failed=%x.\n", rval);
1249 	} else {
1250 		fwopts[0] = mcp->mb[0];
1251 		fwopts[1] = mcp->mb[1];
1252 		fwopts[2] = mcp->mb[2];
1253 		fwopts[3] = mcp->mb[3];
1254 
1255 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x102e,
1256 		    "Done %s.\n", __func__);
1257 	}
1258 
1259 	return rval;
1260 }
1261 
1262 
1263 /*
1264  * qla2x00_set_fw_options
1265  *	Set firmware options.
1266  *
1267  * Input:
1268  *	ha = adapter block pointer.
1269  *	fwopt = pointer for firmware options.
1270  *
1271  * Returns:
1272  *	qla2x00 local function return status code.
1273  *
1274  * Context:
1275  *	Kernel context.
1276  */
1277 int
1278 qla2x00_set_fw_options(scsi_qla_host_t *vha, uint16_t *fwopts)
1279 {
1280 	int rval;
1281 	mbx_cmd_t mc;
1282 	mbx_cmd_t *mcp = &mc;
1283 
1284 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x102f,
1285 	    "Entered %s.\n", __func__);
1286 
1287 	mcp->mb[0] = MBC_SET_FIRMWARE_OPTION;
1288 	mcp->mb[1] = fwopts[1];
1289 	mcp->mb[2] = fwopts[2];
1290 	mcp->mb[3] = fwopts[3];
1291 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
1292 	mcp->in_mb = MBX_0;
1293 	if (IS_FWI2_CAPABLE(vha->hw)) {
1294 		mcp->in_mb |= MBX_1;
1295 		mcp->mb[10] = fwopts[10];
1296 		mcp->out_mb |= MBX_10;
1297 	} else {
1298 		mcp->mb[10] = fwopts[10];
1299 		mcp->mb[11] = fwopts[11];
1300 		mcp->mb[12] = 0;	/* Undocumented, but used */
1301 		mcp->out_mb |= MBX_12|MBX_11|MBX_10;
1302 	}
1303 	mcp->tov = MBX_TOV_SECONDS;
1304 	mcp->flags = 0;
1305 	rval = qla2x00_mailbox_command(vha, mcp);
1306 
1307 	fwopts[0] = mcp->mb[0];
1308 
1309 	if (rval != QLA_SUCCESS) {
1310 		/*EMPTY*/
1311 		ql_dbg(ql_dbg_mbx, vha, 0x1030,
1312 		    "Failed=%x (%x/%x).\n", rval, mcp->mb[0], mcp->mb[1]);
1313 	} else {
1314 		/*EMPTY*/
1315 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1031,
1316 		    "Done %s.\n", __func__);
1317 	}
1318 
1319 	return rval;
1320 }
1321 
1322 /*
1323  * qla2x00_mbx_reg_test
1324  *	Mailbox register wrap test.
1325  *
1326  * Input:
1327  *	ha = adapter block pointer.
1328  *	TARGET_QUEUE_LOCK must be released.
1329  *	ADAPTER_STATE_LOCK must be released.
1330  *
1331  * Returns:
1332  *	qla2x00 local function return status code.
1333  *
1334  * Context:
1335  *	Kernel context.
1336  */
1337 int
1338 qla2x00_mbx_reg_test(scsi_qla_host_t *vha)
1339 {
1340 	int rval;
1341 	mbx_cmd_t mc;
1342 	mbx_cmd_t *mcp = &mc;
1343 
1344 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1032,
1345 	    "Entered %s.\n", __func__);
1346 
1347 	mcp->mb[0] = MBC_MAILBOX_REGISTER_TEST;
1348 	mcp->mb[1] = 0xAAAA;
1349 	mcp->mb[2] = 0x5555;
1350 	mcp->mb[3] = 0xAA55;
1351 	mcp->mb[4] = 0x55AA;
1352 	mcp->mb[5] = 0xA5A5;
1353 	mcp->mb[6] = 0x5A5A;
1354 	mcp->mb[7] = 0x2525;
1355 	mcp->out_mb = MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
1356 	mcp->in_mb = MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
1357 	mcp->tov = MBX_TOV_SECONDS;
1358 	mcp->flags = 0;
1359 	rval = qla2x00_mailbox_command(vha, mcp);
1360 
1361 	if (rval == QLA_SUCCESS) {
1362 		if (mcp->mb[1] != 0xAAAA || mcp->mb[2] != 0x5555 ||
1363 		    mcp->mb[3] != 0xAA55 || mcp->mb[4] != 0x55AA)
1364 			rval = QLA_FUNCTION_FAILED;
1365 		if (mcp->mb[5] != 0xA5A5 || mcp->mb[6] != 0x5A5A ||
1366 		    mcp->mb[7] != 0x2525)
1367 			rval = QLA_FUNCTION_FAILED;
1368 	}
1369 
1370 	if (rval != QLA_SUCCESS) {
1371 		/*EMPTY*/
1372 		ql_dbg(ql_dbg_mbx, vha, 0x1033, "Failed=%x.\n", rval);
1373 		vha->hw_err_cnt++;
1374 	} else {
1375 		/*EMPTY*/
1376 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1034,
1377 		    "Done %s.\n", __func__);
1378 	}
1379 
1380 	return rval;
1381 }
1382 
1383 /*
1384  * qla2x00_verify_checksum
1385  *	Verify firmware checksum.
1386  *
1387  * Input:
1388  *	ha = adapter block pointer.
1389  *	TARGET_QUEUE_LOCK must be released.
1390  *	ADAPTER_STATE_LOCK must be released.
1391  *
1392  * Returns:
1393  *	qla2x00 local function return status code.
1394  *
1395  * Context:
1396  *	Kernel context.
1397  */
1398 int
1399 qla2x00_verify_checksum(scsi_qla_host_t *vha, uint32_t risc_addr)
1400 {
1401 	int rval;
1402 	mbx_cmd_t mc;
1403 	mbx_cmd_t *mcp = &mc;
1404 
1405 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1035,
1406 	    "Entered %s.\n", __func__);
1407 
1408 	mcp->mb[0] = MBC_VERIFY_CHECKSUM;
1409 	mcp->out_mb = MBX_0;
1410 	mcp->in_mb = MBX_0;
1411 	if (IS_FWI2_CAPABLE(vha->hw)) {
1412 		mcp->mb[1] = MSW(risc_addr);
1413 		mcp->mb[2] = LSW(risc_addr);
1414 		mcp->out_mb |= MBX_2|MBX_1;
1415 		mcp->in_mb |= MBX_2|MBX_1;
1416 	} else {
1417 		mcp->mb[1] = LSW(risc_addr);
1418 		mcp->out_mb |= MBX_1;
1419 		mcp->in_mb |= MBX_1;
1420 	}
1421 
1422 	mcp->tov = MBX_TOV_SECONDS;
1423 	mcp->flags = 0;
1424 	rval = qla2x00_mailbox_command(vha, mcp);
1425 
1426 	if (rval != QLA_SUCCESS) {
1427 		ql_dbg(ql_dbg_mbx, vha, 0x1036,
1428 		    "Failed=%x chm sum=%x.\n", rval, IS_FWI2_CAPABLE(vha->hw) ?
1429 		    (mcp->mb[2] << 16) | mcp->mb[1] : mcp->mb[1]);
1430 	} else {
1431 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1037,
1432 		    "Done %s.\n", __func__);
1433 	}
1434 
1435 	return rval;
1436 }
1437 
1438 /*
1439  * qla2x00_issue_iocb
1440  *	Issue IOCB using mailbox command
1441  *
1442  * Input:
1443  *	ha = adapter state pointer.
1444  *	buffer = buffer pointer.
1445  *	phys_addr = physical address of buffer.
1446  *	size = size of buffer.
1447  *	TARGET_QUEUE_LOCK must be released.
1448  *	ADAPTER_STATE_LOCK must be released.
1449  *
1450  * Returns:
1451  *	qla2x00 local function return status code.
1452  *
1453  * Context:
1454  *	Kernel context.
1455  */
1456 int
1457 qla2x00_issue_iocb_timeout(scsi_qla_host_t *vha, void *buffer,
1458     dma_addr_t phys_addr, size_t size, uint32_t tov)
1459 {
1460 	int		rval;
1461 	mbx_cmd_t	mc;
1462 	mbx_cmd_t	*mcp = &mc;
1463 
1464 	if (!vha->hw->flags.fw_started)
1465 		return QLA_INVALID_COMMAND;
1466 
1467 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1038,
1468 	    "Entered %s.\n", __func__);
1469 
1470 	mcp->mb[0] = MBC_IOCB_COMMAND_A64;
1471 	mcp->mb[1] = 0;
1472 	mcp->mb[2] = MSW(LSD(phys_addr));
1473 	mcp->mb[3] = LSW(LSD(phys_addr));
1474 	mcp->mb[6] = MSW(MSD(phys_addr));
1475 	mcp->mb[7] = LSW(MSD(phys_addr));
1476 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
1477 	mcp->in_mb = MBX_1|MBX_0;
1478 	mcp->tov = tov;
1479 	mcp->flags = 0;
1480 	rval = qla2x00_mailbox_command(vha, mcp);
1481 
1482 	if (rval != QLA_SUCCESS) {
1483 		/*EMPTY*/
1484 		ql_dbg(ql_dbg_mbx, vha, 0x1039, "Failed=%x.\n", rval);
1485 	} else {
1486 		sts_entry_t *sts_entry = buffer;
1487 
1488 		/* Mask reserved bits. */
1489 		sts_entry->entry_status &=
1490 		    IS_FWI2_CAPABLE(vha->hw) ? RF_MASK_24XX : RF_MASK;
1491 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x103a,
1492 		    "Done %s (status=%x).\n", __func__,
1493 		    sts_entry->entry_status);
1494 	}
1495 
1496 	return rval;
1497 }
1498 
1499 int
1500 qla2x00_issue_iocb(scsi_qla_host_t *vha, void *buffer, dma_addr_t phys_addr,
1501     size_t size)
1502 {
1503 	return qla2x00_issue_iocb_timeout(vha, buffer, phys_addr, size,
1504 	    MBX_TOV_SECONDS);
1505 }
1506 
1507 /*
1508  * qla2x00_abort_command
1509  *	Abort command aborts a specified IOCB.
1510  *
1511  * Input:
1512  *	ha = adapter block pointer.
1513  *	sp = SB structure pointer.
1514  *
1515  * Returns:
1516  *	qla2x00 local function return status code.
1517  *
1518  * Context:
1519  *	Kernel context.
1520  */
1521 int
1522 qla2x00_abort_command(srb_t *sp)
1523 {
1524 	unsigned long   flags = 0;
1525 	int		rval;
1526 	uint32_t	handle = 0;
1527 	mbx_cmd_t	mc;
1528 	mbx_cmd_t	*mcp = &mc;
1529 	fc_port_t	*fcport = sp->fcport;
1530 	scsi_qla_host_t *vha = fcport->vha;
1531 	struct qla_hw_data *ha = vha->hw;
1532 	struct req_que *req;
1533 	struct scsi_cmnd *cmd = GET_CMD_SP(sp);
1534 
1535 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x103b,
1536 	    "Entered %s.\n", __func__);
1537 
1538 	if (sp->qpair)
1539 		req = sp->qpair->req;
1540 	else
1541 		req = vha->req;
1542 
1543 	spin_lock_irqsave(&ha->hardware_lock, flags);
1544 	for (handle = 1; handle < req->num_outstanding_cmds; handle++) {
1545 		if (req->outstanding_cmds[handle] == sp)
1546 			break;
1547 	}
1548 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
1549 
1550 	if (handle == req->num_outstanding_cmds) {
1551 		/* command not found */
1552 		return QLA_FUNCTION_FAILED;
1553 	}
1554 
1555 	mcp->mb[0] = MBC_ABORT_COMMAND;
1556 	if (HAS_EXTENDED_IDS(ha))
1557 		mcp->mb[1] = fcport->loop_id;
1558 	else
1559 		mcp->mb[1] = fcport->loop_id << 8;
1560 	mcp->mb[2] = (uint16_t)handle;
1561 	mcp->mb[3] = (uint16_t)(handle >> 16);
1562 	mcp->mb[6] = (uint16_t)cmd->device->lun;
1563 	mcp->out_mb = MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
1564 	mcp->in_mb = MBX_0;
1565 	mcp->tov = MBX_TOV_SECONDS;
1566 	mcp->flags = 0;
1567 	rval = qla2x00_mailbox_command(vha, mcp);
1568 
1569 	if (rval != QLA_SUCCESS) {
1570 		ql_dbg(ql_dbg_mbx, vha, 0x103c, "Failed=%x.\n", rval);
1571 	} else {
1572 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x103d,
1573 		    "Done %s.\n", __func__);
1574 	}
1575 
1576 	return rval;
1577 }
1578 
1579 int
1580 qla2x00_abort_target(struct fc_port *fcport, uint64_t l, int tag)
1581 {
1582 	int rval, rval2;
1583 	mbx_cmd_t  mc;
1584 	mbx_cmd_t  *mcp = &mc;
1585 	scsi_qla_host_t *vha;
1586 
1587 	vha = fcport->vha;
1588 
1589 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x103e,
1590 	    "Entered %s.\n", __func__);
1591 
1592 	mcp->mb[0] = MBC_ABORT_TARGET;
1593 	mcp->out_mb = MBX_9|MBX_2|MBX_1|MBX_0;
1594 	if (HAS_EXTENDED_IDS(vha->hw)) {
1595 		mcp->mb[1] = fcport->loop_id;
1596 		mcp->mb[10] = 0;
1597 		mcp->out_mb |= MBX_10;
1598 	} else {
1599 		mcp->mb[1] = fcport->loop_id << 8;
1600 	}
1601 	mcp->mb[2] = vha->hw->loop_reset_delay;
1602 	mcp->mb[9] = vha->vp_idx;
1603 
1604 	mcp->in_mb = MBX_0;
1605 	mcp->tov = MBX_TOV_SECONDS;
1606 	mcp->flags = 0;
1607 	rval = qla2x00_mailbox_command(vha, mcp);
1608 	if (rval != QLA_SUCCESS) {
1609 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x103f,
1610 		    "Failed=%x.\n", rval);
1611 	}
1612 
1613 	/* Issue marker IOCB. */
1614 	rval2 = qla2x00_marker(vha, vha->hw->base_qpair, fcport->loop_id, 0,
1615 							MK_SYNC_ID);
1616 	if (rval2 != QLA_SUCCESS) {
1617 		ql_dbg(ql_dbg_mbx, vha, 0x1040,
1618 		    "Failed to issue marker IOCB (%x).\n", rval2);
1619 	} else {
1620 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1041,
1621 		    "Done %s.\n", __func__);
1622 	}
1623 
1624 	return rval;
1625 }
1626 
1627 int
1628 qla2x00_lun_reset(struct fc_port *fcport, uint64_t l, int tag)
1629 {
1630 	int rval, rval2;
1631 	mbx_cmd_t  mc;
1632 	mbx_cmd_t  *mcp = &mc;
1633 	scsi_qla_host_t *vha;
1634 
1635 	vha = fcport->vha;
1636 
1637 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1042,
1638 	    "Entered %s.\n", __func__);
1639 
1640 	mcp->mb[0] = MBC_LUN_RESET;
1641 	mcp->out_mb = MBX_9|MBX_3|MBX_2|MBX_1|MBX_0;
1642 	if (HAS_EXTENDED_IDS(vha->hw))
1643 		mcp->mb[1] = fcport->loop_id;
1644 	else
1645 		mcp->mb[1] = fcport->loop_id << 8;
1646 	mcp->mb[2] = (u32)l;
1647 	mcp->mb[3] = 0;
1648 	mcp->mb[9] = vha->vp_idx;
1649 
1650 	mcp->in_mb = MBX_0;
1651 	mcp->tov = MBX_TOV_SECONDS;
1652 	mcp->flags = 0;
1653 	rval = qla2x00_mailbox_command(vha, mcp);
1654 	if (rval != QLA_SUCCESS) {
1655 		ql_dbg(ql_dbg_mbx, vha, 0x1043, "Failed=%x.\n", rval);
1656 	}
1657 
1658 	/* Issue marker IOCB. */
1659 	rval2 = qla2x00_marker(vha, vha->hw->base_qpair, fcport->loop_id, l,
1660 								MK_SYNC_ID_LUN);
1661 	if (rval2 != QLA_SUCCESS) {
1662 		ql_dbg(ql_dbg_mbx, vha, 0x1044,
1663 		    "Failed to issue marker IOCB (%x).\n", rval2);
1664 	} else {
1665 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1045,
1666 		    "Done %s.\n", __func__);
1667 	}
1668 
1669 	return rval;
1670 }
1671 
1672 /*
1673  * qla2x00_get_adapter_id
1674  *	Get adapter ID and topology.
1675  *
1676  * Input:
1677  *	ha = adapter block pointer.
1678  *	id = pointer for loop ID.
1679  *	al_pa = pointer for AL_PA.
1680  *	area = pointer for area.
1681  *	domain = pointer for domain.
1682  *	top = pointer for topology.
1683  *	TARGET_QUEUE_LOCK must be released.
1684  *	ADAPTER_STATE_LOCK must be released.
1685  *
1686  * Returns:
1687  *	qla2x00 local function return status code.
1688  *
1689  * Context:
1690  *	Kernel context.
1691  */
1692 int
1693 qla2x00_get_adapter_id(scsi_qla_host_t *vha, uint16_t *id, uint8_t *al_pa,
1694     uint8_t *area, uint8_t *domain, uint16_t *top, uint16_t *sw_cap)
1695 {
1696 	int rval;
1697 	mbx_cmd_t mc;
1698 	mbx_cmd_t *mcp = &mc;
1699 
1700 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1046,
1701 	    "Entered %s.\n", __func__);
1702 
1703 	mcp->mb[0] = MBC_GET_ADAPTER_LOOP_ID;
1704 	mcp->mb[9] = vha->vp_idx;
1705 	mcp->out_mb = MBX_9|MBX_0;
1706 	mcp->in_mb = MBX_9|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
1707 	if (IS_CNA_CAPABLE(vha->hw))
1708 		mcp->in_mb |= MBX_13|MBX_12|MBX_11|MBX_10;
1709 	if (IS_FWI2_CAPABLE(vha->hw))
1710 		mcp->in_mb |= MBX_19|MBX_18|MBX_17|MBX_16;
1711 	if (IS_QLA27XX(vha->hw) || IS_QLA28XX(vha->hw))
1712 		mcp->in_mb |= MBX_15|MBX_21|MBX_22|MBX_23;
1713 
1714 	mcp->tov = MBX_TOV_SECONDS;
1715 	mcp->flags = 0;
1716 	rval = qla2x00_mailbox_command(vha, mcp);
1717 	if (mcp->mb[0] == MBS_COMMAND_ERROR)
1718 		rval = QLA_COMMAND_ERROR;
1719 	else if (mcp->mb[0] == MBS_INVALID_COMMAND)
1720 		rval = QLA_INVALID_COMMAND;
1721 
1722 	/* Return data. */
1723 	*id = mcp->mb[1];
1724 	*al_pa = LSB(mcp->mb[2]);
1725 	*area = MSB(mcp->mb[2]);
1726 	*domain	= LSB(mcp->mb[3]);
1727 	*top = mcp->mb[6];
1728 	*sw_cap = mcp->mb[7];
1729 
1730 	if (rval != QLA_SUCCESS) {
1731 		/*EMPTY*/
1732 		ql_dbg(ql_dbg_mbx, vha, 0x1047, "Failed=%x.\n", rval);
1733 	} else {
1734 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1048,
1735 		    "Done %s.\n", __func__);
1736 
1737 		if (IS_CNA_CAPABLE(vha->hw)) {
1738 			vha->fcoe_vlan_id = mcp->mb[9] & 0xfff;
1739 			vha->fcoe_fcf_idx = mcp->mb[10];
1740 			vha->fcoe_vn_port_mac[5] = mcp->mb[11] >> 8;
1741 			vha->fcoe_vn_port_mac[4] = mcp->mb[11] & 0xff;
1742 			vha->fcoe_vn_port_mac[3] = mcp->mb[12] >> 8;
1743 			vha->fcoe_vn_port_mac[2] = mcp->mb[12] & 0xff;
1744 			vha->fcoe_vn_port_mac[1] = mcp->mb[13] >> 8;
1745 			vha->fcoe_vn_port_mac[0] = mcp->mb[13] & 0xff;
1746 		}
1747 		/* If FA-WWN supported */
1748 		if (IS_FAWWN_CAPABLE(vha->hw)) {
1749 			if (mcp->mb[7] & BIT_14) {
1750 				vha->port_name[0] = MSB(mcp->mb[16]);
1751 				vha->port_name[1] = LSB(mcp->mb[16]);
1752 				vha->port_name[2] = MSB(mcp->mb[17]);
1753 				vha->port_name[3] = LSB(mcp->mb[17]);
1754 				vha->port_name[4] = MSB(mcp->mb[18]);
1755 				vha->port_name[5] = LSB(mcp->mb[18]);
1756 				vha->port_name[6] = MSB(mcp->mb[19]);
1757 				vha->port_name[7] = LSB(mcp->mb[19]);
1758 				fc_host_port_name(vha->host) =
1759 				    wwn_to_u64(vha->port_name);
1760 				ql_dbg(ql_dbg_mbx, vha, 0x10ca,
1761 				    "FA-WWN acquired %016llx\n",
1762 				    wwn_to_u64(vha->port_name));
1763 			}
1764 		}
1765 
1766 		if (IS_QLA27XX(vha->hw) || IS_QLA28XX(vha->hw)) {
1767 			vha->bbcr = mcp->mb[15];
1768 			if (mcp->mb[7] & SCM_EDC_ACC_RECEIVED) {
1769 				ql_log(ql_log_info, vha, 0x11a4,
1770 				       "SCM: EDC ELS completed, flags 0x%x\n",
1771 				       mcp->mb[21]);
1772 			}
1773 			if (mcp->mb[7] & SCM_RDF_ACC_RECEIVED) {
1774 				vha->hw->flags.scm_enabled = 1;
1775 				vha->scm_fabric_connection_flags |=
1776 				    SCM_FLAG_RDF_COMPLETED;
1777 				ql_log(ql_log_info, vha, 0x11a5,
1778 				       "SCM: RDF ELS completed, flags 0x%x\n",
1779 				       mcp->mb[23]);
1780 			}
1781 		}
1782 	}
1783 
1784 	return rval;
1785 }
1786 
1787 /*
1788  * qla2x00_get_retry_cnt
1789  *	Get current firmware login retry count and delay.
1790  *
1791  * Input:
1792  *	ha = adapter block pointer.
1793  *	retry_cnt = pointer to login retry count.
1794  *	tov = pointer to login timeout value.
1795  *
1796  * Returns:
1797  *	qla2x00 local function return status code.
1798  *
1799  * Context:
1800  *	Kernel context.
1801  */
1802 int
1803 qla2x00_get_retry_cnt(scsi_qla_host_t *vha, uint8_t *retry_cnt, uint8_t *tov,
1804     uint16_t *r_a_tov)
1805 {
1806 	int rval;
1807 	uint16_t ratov;
1808 	mbx_cmd_t mc;
1809 	mbx_cmd_t *mcp = &mc;
1810 
1811 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1049,
1812 	    "Entered %s.\n", __func__);
1813 
1814 	mcp->mb[0] = MBC_GET_RETRY_COUNT;
1815 	mcp->out_mb = MBX_0;
1816 	mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
1817 	mcp->tov = MBX_TOV_SECONDS;
1818 	mcp->flags = 0;
1819 	rval = qla2x00_mailbox_command(vha, mcp);
1820 
1821 	if (rval != QLA_SUCCESS) {
1822 		/*EMPTY*/
1823 		ql_dbg(ql_dbg_mbx, vha, 0x104a,
1824 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
1825 	} else {
1826 		/* Convert returned data and check our values. */
1827 		*r_a_tov = mcp->mb[3] / 2;
1828 		ratov = (mcp->mb[3]/2) / 10;  /* mb[3] value is in 100ms */
1829 		if (mcp->mb[1] * ratov > (*retry_cnt) * (*tov)) {
1830 			/* Update to the larger values */
1831 			*retry_cnt = (uint8_t)mcp->mb[1];
1832 			*tov = ratov;
1833 		}
1834 
1835 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x104b,
1836 		    "Done %s mb3=%d ratov=%d.\n", __func__, mcp->mb[3], ratov);
1837 	}
1838 
1839 	return rval;
1840 }
1841 
1842 /*
1843  * qla2x00_init_firmware
1844  *	Initialize adapter firmware.
1845  *
1846  * Input:
1847  *	ha = adapter block pointer.
1848  *	dptr = Initialization control block pointer.
1849  *	size = size of initialization control block.
1850  *	TARGET_QUEUE_LOCK must be released.
1851  *	ADAPTER_STATE_LOCK must be released.
1852  *
1853  * Returns:
1854  *	qla2x00 local function return status code.
1855  *
1856  * Context:
1857  *	Kernel context.
1858  */
1859 int
1860 qla2x00_init_firmware(scsi_qla_host_t *vha, uint16_t size)
1861 {
1862 	int rval;
1863 	mbx_cmd_t mc;
1864 	mbx_cmd_t *mcp = &mc;
1865 	struct qla_hw_data *ha = vha->hw;
1866 
1867 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x104c,
1868 	    "Entered %s.\n", __func__);
1869 
1870 	if (IS_P3P_TYPE(ha) && ql2xdbwr)
1871 		qla82xx_wr_32(ha, (uintptr_t __force)ha->nxdb_wr_ptr,
1872 			(0x04 | (ha->portnum << 5) | (0 << 8) | (0 << 16)));
1873 
1874 	if (ha->flags.npiv_supported)
1875 		mcp->mb[0] = MBC_MID_INITIALIZE_FIRMWARE;
1876 	else
1877 		mcp->mb[0] = MBC_INITIALIZE_FIRMWARE;
1878 
1879 	mcp->mb[1] = 0;
1880 	mcp->mb[2] = MSW(ha->init_cb_dma);
1881 	mcp->mb[3] = LSW(ha->init_cb_dma);
1882 	mcp->mb[6] = MSW(MSD(ha->init_cb_dma));
1883 	mcp->mb[7] = LSW(MSD(ha->init_cb_dma));
1884 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
1885 	if (ha->ex_init_cb && ha->ex_init_cb->ex_version) {
1886 		mcp->mb[1] = BIT_0;
1887 		mcp->mb[10] = MSW(ha->ex_init_cb_dma);
1888 		mcp->mb[11] = LSW(ha->ex_init_cb_dma);
1889 		mcp->mb[12] = MSW(MSD(ha->ex_init_cb_dma));
1890 		mcp->mb[13] = LSW(MSD(ha->ex_init_cb_dma));
1891 		mcp->mb[14] = sizeof(*ha->ex_init_cb);
1892 		mcp->out_mb |= MBX_14|MBX_13|MBX_12|MBX_11|MBX_10;
1893 	}
1894 
1895 	if (ha->flags.scm_supported_f || vha->flags.nvme2_enabled) {
1896 		mcp->mb[1] |= BIT_1;
1897 		mcp->mb[16] = MSW(ha->sf_init_cb_dma);
1898 		mcp->mb[17] = LSW(ha->sf_init_cb_dma);
1899 		mcp->mb[18] = MSW(MSD(ha->sf_init_cb_dma));
1900 		mcp->mb[19] = LSW(MSD(ha->sf_init_cb_dma));
1901 		mcp->mb[15] = sizeof(*ha->sf_init_cb);
1902 		mcp->out_mb |= MBX_19|MBX_18|MBX_17|MBX_16|MBX_15;
1903 	}
1904 
1905 	/* 1 and 2 should normally be captured. */
1906 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
1907 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))
1908 		/* mb3 is additional info about the installed SFP. */
1909 		mcp->in_mb  |= MBX_3;
1910 	mcp->buf_size = size;
1911 	mcp->flags = MBX_DMA_OUT;
1912 	mcp->tov = MBX_TOV_SECONDS;
1913 	rval = qla2x00_mailbox_command(vha, mcp);
1914 
1915 	if (rval != QLA_SUCCESS) {
1916 		/*EMPTY*/
1917 		ql_dbg(ql_dbg_mbx, vha, 0x104d,
1918 		    "Failed=%x mb[0]=%x, mb[1]=%x, mb[2]=%x, mb[3]=%x.\n",
1919 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2], mcp->mb[3]);
1920 		if (ha->init_cb) {
1921 			ql_dbg(ql_dbg_mbx, vha, 0x104d, "init_cb:\n");
1922 			ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha,
1923 			    0x0104d, ha->init_cb, sizeof(*ha->init_cb));
1924 		}
1925 		if (ha->ex_init_cb && ha->ex_init_cb->ex_version) {
1926 			ql_dbg(ql_dbg_mbx, vha, 0x104d, "ex_init_cb:\n");
1927 			ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha,
1928 			    0x0104d, ha->ex_init_cb, sizeof(*ha->ex_init_cb));
1929 		}
1930 	} else {
1931 		if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
1932 			if (mcp->mb[2] == 6 || mcp->mb[3] == 2)
1933 				ql_dbg(ql_dbg_mbx, vha, 0x119d,
1934 				    "Invalid SFP/Validation Failed\n");
1935 		}
1936 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x104e,
1937 		    "Done %s.\n", __func__);
1938 	}
1939 
1940 	return rval;
1941 }
1942 
1943 
1944 /*
1945  * qla2x00_get_port_database
1946  *	Issue normal/enhanced get port database mailbox command
1947  *	and copy device name as necessary.
1948  *
1949  * Input:
1950  *	ha = adapter state pointer.
1951  *	dev = structure pointer.
1952  *	opt = enhanced cmd option byte.
1953  *
1954  * Returns:
1955  *	qla2x00 local function return status code.
1956  *
1957  * Context:
1958  *	Kernel context.
1959  */
1960 int
1961 qla2x00_get_port_database(scsi_qla_host_t *vha, fc_port_t *fcport, uint8_t opt)
1962 {
1963 	int rval;
1964 	mbx_cmd_t mc;
1965 	mbx_cmd_t *mcp = &mc;
1966 	port_database_t *pd;
1967 	struct port_database_24xx *pd24;
1968 	dma_addr_t pd_dma;
1969 	struct qla_hw_data *ha = vha->hw;
1970 
1971 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x104f,
1972 	    "Entered %s.\n", __func__);
1973 
1974 	pd24 = NULL;
1975 	pd = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &pd_dma);
1976 	if (pd  == NULL) {
1977 		ql_log(ql_log_warn, vha, 0x1050,
1978 		    "Failed to allocate port database structure.\n");
1979 		fcport->query = 0;
1980 		return QLA_MEMORY_ALLOC_FAILED;
1981 	}
1982 
1983 	mcp->mb[0] = MBC_GET_PORT_DATABASE;
1984 	if (opt != 0 && !IS_FWI2_CAPABLE(ha))
1985 		mcp->mb[0] = MBC_ENHANCED_GET_PORT_DATABASE;
1986 	mcp->mb[2] = MSW(pd_dma);
1987 	mcp->mb[3] = LSW(pd_dma);
1988 	mcp->mb[6] = MSW(MSD(pd_dma));
1989 	mcp->mb[7] = LSW(MSD(pd_dma));
1990 	mcp->mb[9] = vha->vp_idx;
1991 	mcp->out_mb = MBX_9|MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
1992 	mcp->in_mb = MBX_0;
1993 	if (IS_FWI2_CAPABLE(ha)) {
1994 		mcp->mb[1] = fcport->loop_id;
1995 		mcp->mb[10] = opt;
1996 		mcp->out_mb |= MBX_10|MBX_1;
1997 		mcp->in_mb |= MBX_1;
1998 	} else if (HAS_EXTENDED_IDS(ha)) {
1999 		mcp->mb[1] = fcport->loop_id;
2000 		mcp->mb[10] = opt;
2001 		mcp->out_mb |= MBX_10|MBX_1;
2002 	} else {
2003 		mcp->mb[1] = fcport->loop_id << 8 | opt;
2004 		mcp->out_mb |= MBX_1;
2005 	}
2006 	mcp->buf_size = IS_FWI2_CAPABLE(ha) ?
2007 	    PORT_DATABASE_24XX_SIZE : PORT_DATABASE_SIZE;
2008 	mcp->flags = MBX_DMA_IN;
2009 	mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
2010 	rval = qla2x00_mailbox_command(vha, mcp);
2011 	if (rval != QLA_SUCCESS)
2012 		goto gpd_error_out;
2013 
2014 	if (IS_FWI2_CAPABLE(ha)) {
2015 		uint64_t zero = 0;
2016 		u8 current_login_state, last_login_state;
2017 
2018 		pd24 = (struct port_database_24xx *) pd;
2019 
2020 		/* Check for logged in state. */
2021 		if (NVME_TARGET(ha, fcport)) {
2022 			current_login_state = pd24->current_login_state >> 4;
2023 			last_login_state = pd24->last_login_state >> 4;
2024 		} else {
2025 			current_login_state = pd24->current_login_state & 0xf;
2026 			last_login_state = pd24->last_login_state & 0xf;
2027 		}
2028 		fcport->current_login_state = pd24->current_login_state;
2029 		fcport->last_login_state = pd24->last_login_state;
2030 
2031 		/* Check for logged in state. */
2032 		if (current_login_state != PDS_PRLI_COMPLETE &&
2033 		    last_login_state != PDS_PRLI_COMPLETE) {
2034 			ql_dbg(ql_dbg_mbx, vha, 0x119a,
2035 			    "Unable to verify login-state (%x/%x) for loop_id %x.\n",
2036 			    current_login_state, last_login_state,
2037 			    fcport->loop_id);
2038 			rval = QLA_FUNCTION_FAILED;
2039 
2040 			if (!fcport->query)
2041 				goto gpd_error_out;
2042 		}
2043 
2044 		if (fcport->loop_id == FC_NO_LOOP_ID ||
2045 		    (memcmp(fcport->port_name, (uint8_t *)&zero, 8) &&
2046 		     memcmp(fcport->port_name, pd24->port_name, 8))) {
2047 			/* We lost the device mid way. */
2048 			rval = QLA_NOT_LOGGED_IN;
2049 			goto gpd_error_out;
2050 		}
2051 
2052 		/* Names are little-endian. */
2053 		memcpy(fcport->node_name, pd24->node_name, WWN_SIZE);
2054 		memcpy(fcport->port_name, pd24->port_name, WWN_SIZE);
2055 
2056 		/* Get port_id of device. */
2057 		fcport->d_id.b.domain = pd24->port_id[0];
2058 		fcport->d_id.b.area = pd24->port_id[1];
2059 		fcport->d_id.b.al_pa = pd24->port_id[2];
2060 		fcport->d_id.b.rsvd_1 = 0;
2061 
2062 		/* If not target must be initiator or unknown type. */
2063 		if ((pd24->prli_svc_param_word_3[0] & BIT_4) == 0)
2064 			fcport->port_type = FCT_INITIATOR;
2065 		else
2066 			fcport->port_type = FCT_TARGET;
2067 
2068 		/* Passback COS information. */
2069 		fcport->supported_classes = (pd24->flags & PDF_CLASS_2) ?
2070 				FC_COS_CLASS2 : FC_COS_CLASS3;
2071 
2072 		if (pd24->prli_svc_param_word_3[0] & BIT_7)
2073 			fcport->flags |= FCF_CONF_COMP_SUPPORTED;
2074 	} else {
2075 		uint64_t zero = 0;
2076 
2077 		/* Check for logged in state. */
2078 		if (pd->master_state != PD_STATE_PORT_LOGGED_IN &&
2079 		    pd->slave_state != PD_STATE_PORT_LOGGED_IN) {
2080 			ql_dbg(ql_dbg_mbx, vha, 0x100a,
2081 			    "Unable to verify login-state (%x/%x) - "
2082 			    "portid=%02x%02x%02x.\n", pd->master_state,
2083 			    pd->slave_state, fcport->d_id.b.domain,
2084 			    fcport->d_id.b.area, fcport->d_id.b.al_pa);
2085 			rval = QLA_FUNCTION_FAILED;
2086 			goto gpd_error_out;
2087 		}
2088 
2089 		if (fcport->loop_id == FC_NO_LOOP_ID ||
2090 		    (memcmp(fcport->port_name, (uint8_t *)&zero, 8) &&
2091 		     memcmp(fcport->port_name, pd->port_name, 8))) {
2092 			/* We lost the device mid way. */
2093 			rval = QLA_NOT_LOGGED_IN;
2094 			goto gpd_error_out;
2095 		}
2096 
2097 		/* Names are little-endian. */
2098 		memcpy(fcport->node_name, pd->node_name, WWN_SIZE);
2099 		memcpy(fcport->port_name, pd->port_name, WWN_SIZE);
2100 
2101 		/* Get port_id of device. */
2102 		fcport->d_id.b.domain = pd->port_id[0];
2103 		fcport->d_id.b.area = pd->port_id[3];
2104 		fcport->d_id.b.al_pa = pd->port_id[2];
2105 		fcport->d_id.b.rsvd_1 = 0;
2106 
2107 		/* If not target must be initiator or unknown type. */
2108 		if ((pd->prli_svc_param_word_3[0] & BIT_4) == 0)
2109 			fcport->port_type = FCT_INITIATOR;
2110 		else
2111 			fcport->port_type = FCT_TARGET;
2112 
2113 		/* Passback COS information. */
2114 		fcport->supported_classes = (pd->options & BIT_4) ?
2115 		    FC_COS_CLASS2 : FC_COS_CLASS3;
2116 	}
2117 
2118 gpd_error_out:
2119 	dma_pool_free(ha->s_dma_pool, pd, pd_dma);
2120 	fcport->query = 0;
2121 
2122 	if (rval != QLA_SUCCESS) {
2123 		ql_dbg(ql_dbg_mbx, vha, 0x1052,
2124 		    "Failed=%x mb[0]=%x mb[1]=%x.\n", rval,
2125 		    mcp->mb[0], mcp->mb[1]);
2126 	} else {
2127 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1053,
2128 		    "Done %s.\n", __func__);
2129 	}
2130 
2131 	return rval;
2132 }
2133 
2134 int
2135 qla24xx_get_port_database(scsi_qla_host_t *vha, u16 nport_handle,
2136 	struct port_database_24xx *pdb)
2137 {
2138 	mbx_cmd_t mc;
2139 	mbx_cmd_t *mcp = &mc;
2140 	dma_addr_t pdb_dma;
2141 	int rval;
2142 
2143 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1115,
2144 	    "Entered %s.\n", __func__);
2145 
2146 	memset(pdb, 0, sizeof(*pdb));
2147 
2148 	pdb_dma = dma_map_single(&vha->hw->pdev->dev, pdb,
2149 	    sizeof(*pdb), DMA_FROM_DEVICE);
2150 	if (!pdb_dma) {
2151 		ql_log(ql_log_warn, vha, 0x1116, "Failed to map dma buffer.\n");
2152 		return QLA_MEMORY_ALLOC_FAILED;
2153 	}
2154 
2155 	mcp->mb[0] = MBC_GET_PORT_DATABASE;
2156 	mcp->mb[1] = nport_handle;
2157 	mcp->mb[2] = MSW(LSD(pdb_dma));
2158 	mcp->mb[3] = LSW(LSD(pdb_dma));
2159 	mcp->mb[6] = MSW(MSD(pdb_dma));
2160 	mcp->mb[7] = LSW(MSD(pdb_dma));
2161 	mcp->mb[9] = 0;
2162 	mcp->mb[10] = 0;
2163 	mcp->out_mb = MBX_10|MBX_9|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
2164 	mcp->in_mb = MBX_1|MBX_0;
2165 	mcp->buf_size = sizeof(*pdb);
2166 	mcp->flags = MBX_DMA_IN;
2167 	mcp->tov = vha->hw->login_timeout * 2;
2168 	rval = qla2x00_mailbox_command(vha, mcp);
2169 
2170 	if (rval != QLA_SUCCESS) {
2171 		ql_dbg(ql_dbg_mbx, vha, 0x111a,
2172 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
2173 		    rval, mcp->mb[0], mcp->mb[1]);
2174 	} else {
2175 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x111b,
2176 		    "Done %s.\n", __func__);
2177 	}
2178 
2179 	dma_unmap_single(&vha->hw->pdev->dev, pdb_dma,
2180 	    sizeof(*pdb), DMA_FROM_DEVICE);
2181 
2182 	return rval;
2183 }
2184 
2185 /*
2186  * qla2x00_get_firmware_state
2187  *	Get adapter firmware state.
2188  *
2189  * Input:
2190  *	ha = adapter block pointer.
2191  *	dptr = pointer for firmware state.
2192  *	TARGET_QUEUE_LOCK must be released.
2193  *	ADAPTER_STATE_LOCK must be released.
2194  *
2195  * Returns:
2196  *	qla2x00 local function return status code.
2197  *
2198  * Context:
2199  *	Kernel context.
2200  */
2201 int
2202 qla2x00_get_firmware_state(scsi_qla_host_t *vha, uint16_t *states)
2203 {
2204 	int rval;
2205 	mbx_cmd_t mc;
2206 	mbx_cmd_t *mcp = &mc;
2207 	struct qla_hw_data *ha = vha->hw;
2208 
2209 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1054,
2210 	    "Entered %s.\n", __func__);
2211 
2212 	if (!ha->flags.fw_started)
2213 		return QLA_FUNCTION_FAILED;
2214 
2215 	mcp->mb[0] = MBC_GET_FIRMWARE_STATE;
2216 	mcp->out_mb = MBX_0;
2217 	if (IS_FWI2_CAPABLE(vha->hw))
2218 		mcp->in_mb = MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
2219 	else
2220 		mcp->in_mb = MBX_1|MBX_0;
2221 	mcp->tov = MBX_TOV_SECONDS;
2222 	mcp->flags = 0;
2223 	rval = qla2x00_mailbox_command(vha, mcp);
2224 
2225 	/* Return firmware states. */
2226 	states[0] = mcp->mb[1];
2227 	if (IS_FWI2_CAPABLE(vha->hw)) {
2228 		states[1] = mcp->mb[2];
2229 		states[2] = mcp->mb[3];  /* SFP info */
2230 		states[3] = mcp->mb[4];
2231 		states[4] = mcp->mb[5];
2232 		states[5] = mcp->mb[6];  /* DPORT status */
2233 	}
2234 
2235 	if (rval != QLA_SUCCESS) {
2236 		/*EMPTY*/
2237 		ql_dbg(ql_dbg_mbx, vha, 0x1055, "Failed=%x.\n", rval);
2238 	} else {
2239 		if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
2240 			if (mcp->mb[2] == 6 || mcp->mb[3] == 2)
2241 				ql_dbg(ql_dbg_mbx, vha, 0x119e,
2242 				    "Invalid SFP/Validation Failed\n");
2243 		}
2244 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1056,
2245 		    "Done %s.\n", __func__);
2246 	}
2247 
2248 	return rval;
2249 }
2250 
2251 /*
2252  * qla2x00_get_port_name
2253  *	Issue get port name mailbox command.
2254  *	Returned name is in big endian format.
2255  *
2256  * Input:
2257  *	ha = adapter block pointer.
2258  *	loop_id = loop ID of device.
2259  *	name = pointer for name.
2260  *	TARGET_QUEUE_LOCK must be released.
2261  *	ADAPTER_STATE_LOCK must be released.
2262  *
2263  * Returns:
2264  *	qla2x00 local function return status code.
2265  *
2266  * Context:
2267  *	Kernel context.
2268  */
2269 int
2270 qla2x00_get_port_name(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t *name,
2271     uint8_t opt)
2272 {
2273 	int rval;
2274 	mbx_cmd_t mc;
2275 	mbx_cmd_t *mcp = &mc;
2276 
2277 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1057,
2278 	    "Entered %s.\n", __func__);
2279 
2280 	mcp->mb[0] = MBC_GET_PORT_NAME;
2281 	mcp->mb[9] = vha->vp_idx;
2282 	mcp->out_mb = MBX_9|MBX_1|MBX_0;
2283 	if (HAS_EXTENDED_IDS(vha->hw)) {
2284 		mcp->mb[1] = loop_id;
2285 		mcp->mb[10] = opt;
2286 		mcp->out_mb |= MBX_10;
2287 	} else {
2288 		mcp->mb[1] = loop_id << 8 | opt;
2289 	}
2290 
2291 	mcp->in_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
2292 	mcp->tov = MBX_TOV_SECONDS;
2293 	mcp->flags = 0;
2294 	rval = qla2x00_mailbox_command(vha, mcp);
2295 
2296 	if (rval != QLA_SUCCESS) {
2297 		/*EMPTY*/
2298 		ql_dbg(ql_dbg_mbx, vha, 0x1058, "Failed=%x.\n", rval);
2299 	} else {
2300 		if (name != NULL) {
2301 			/* This function returns name in big endian. */
2302 			name[0] = MSB(mcp->mb[2]);
2303 			name[1] = LSB(mcp->mb[2]);
2304 			name[2] = MSB(mcp->mb[3]);
2305 			name[3] = LSB(mcp->mb[3]);
2306 			name[4] = MSB(mcp->mb[6]);
2307 			name[5] = LSB(mcp->mb[6]);
2308 			name[6] = MSB(mcp->mb[7]);
2309 			name[7] = LSB(mcp->mb[7]);
2310 		}
2311 
2312 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1059,
2313 		    "Done %s.\n", __func__);
2314 	}
2315 
2316 	return rval;
2317 }
2318 
2319 /*
2320  * qla24xx_link_initialization
2321  *	Issue link initialization mailbox command.
2322  *
2323  * Input:
2324  *	ha = adapter block pointer.
2325  *	TARGET_QUEUE_LOCK must be released.
2326  *	ADAPTER_STATE_LOCK must be released.
2327  *
2328  * Returns:
2329  *	qla2x00 local function return status code.
2330  *
2331  * Context:
2332  *	Kernel context.
2333  */
2334 int
2335 qla24xx_link_initialize(scsi_qla_host_t *vha)
2336 {
2337 	int rval;
2338 	mbx_cmd_t mc;
2339 	mbx_cmd_t *mcp = &mc;
2340 
2341 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1152,
2342 	    "Entered %s.\n", __func__);
2343 
2344 	if (!IS_FWI2_CAPABLE(vha->hw) || IS_CNA_CAPABLE(vha->hw))
2345 		return QLA_FUNCTION_FAILED;
2346 
2347 	mcp->mb[0] = MBC_LINK_INITIALIZATION;
2348 	mcp->mb[1] = BIT_4;
2349 	if (vha->hw->operating_mode == LOOP)
2350 		mcp->mb[1] |= BIT_6;
2351 	else
2352 		mcp->mb[1] |= BIT_5;
2353 	mcp->mb[2] = 0;
2354 	mcp->mb[3] = 0;
2355 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
2356 	mcp->in_mb = MBX_0;
2357 	mcp->tov = MBX_TOV_SECONDS;
2358 	mcp->flags = 0;
2359 	rval = qla2x00_mailbox_command(vha, mcp);
2360 
2361 	if (rval != QLA_SUCCESS) {
2362 		ql_dbg(ql_dbg_mbx, vha, 0x1153, "Failed=%x.\n", rval);
2363 	} else {
2364 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1154,
2365 		    "Done %s.\n", __func__);
2366 	}
2367 
2368 	return rval;
2369 }
2370 
2371 /*
2372  * qla2x00_lip_reset
2373  *	Issue LIP reset mailbox command.
2374  *
2375  * Input:
2376  *	ha = adapter block pointer.
2377  *	TARGET_QUEUE_LOCK must be released.
2378  *	ADAPTER_STATE_LOCK must be released.
2379  *
2380  * Returns:
2381  *	qla2x00 local function return status code.
2382  *
2383  * Context:
2384  *	Kernel context.
2385  */
2386 int
2387 qla2x00_lip_reset(scsi_qla_host_t *vha)
2388 {
2389 	int rval;
2390 	mbx_cmd_t mc;
2391 	mbx_cmd_t *mcp = &mc;
2392 
2393 	ql_dbg(ql_dbg_disc, vha, 0x105a,
2394 	    "Entered %s.\n", __func__);
2395 
2396 	if (IS_CNA_CAPABLE(vha->hw)) {
2397 		/* Logout across all FCFs. */
2398 		mcp->mb[0] = MBC_LIP_FULL_LOGIN;
2399 		mcp->mb[1] = BIT_1;
2400 		mcp->mb[2] = 0;
2401 		mcp->out_mb = MBX_2|MBX_1|MBX_0;
2402 	} else if (IS_FWI2_CAPABLE(vha->hw)) {
2403 		mcp->mb[0] = MBC_LIP_FULL_LOGIN;
2404 		mcp->mb[1] = BIT_4;
2405 		mcp->mb[2] = 0;
2406 		mcp->mb[3] = vha->hw->loop_reset_delay;
2407 		mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
2408 	} else {
2409 		mcp->mb[0] = MBC_LIP_RESET;
2410 		mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
2411 		if (HAS_EXTENDED_IDS(vha->hw)) {
2412 			mcp->mb[1] = 0x00ff;
2413 			mcp->mb[10] = 0;
2414 			mcp->out_mb |= MBX_10;
2415 		} else {
2416 			mcp->mb[1] = 0xff00;
2417 		}
2418 		mcp->mb[2] = vha->hw->loop_reset_delay;
2419 		mcp->mb[3] = 0;
2420 	}
2421 	mcp->in_mb = MBX_0;
2422 	mcp->tov = MBX_TOV_SECONDS;
2423 	mcp->flags = 0;
2424 	rval = qla2x00_mailbox_command(vha, mcp);
2425 
2426 	if (rval != QLA_SUCCESS) {
2427 		/*EMPTY*/
2428 		ql_dbg(ql_dbg_mbx, vha, 0x105b, "Failed=%x.\n", rval);
2429 	} else {
2430 		/*EMPTY*/
2431 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x105c,
2432 		    "Done %s.\n", __func__);
2433 	}
2434 
2435 	return rval;
2436 }
2437 
2438 /*
2439  * qla2x00_send_sns
2440  *	Send SNS command.
2441  *
2442  * Input:
2443  *	ha = adapter block pointer.
2444  *	sns = pointer for command.
2445  *	cmd_size = command size.
2446  *	buf_size = response/command size.
2447  *	TARGET_QUEUE_LOCK must be released.
2448  *	ADAPTER_STATE_LOCK must be released.
2449  *
2450  * Returns:
2451  *	qla2x00 local function return status code.
2452  *
2453  * Context:
2454  *	Kernel context.
2455  */
2456 int
2457 qla2x00_send_sns(scsi_qla_host_t *vha, dma_addr_t sns_phys_address,
2458     uint16_t cmd_size, size_t buf_size)
2459 {
2460 	int rval;
2461 	mbx_cmd_t mc;
2462 	mbx_cmd_t *mcp = &mc;
2463 
2464 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x105d,
2465 	    "Entered %s.\n", __func__);
2466 
2467 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x105e,
2468 	    "Retry cnt=%d ratov=%d total tov=%d.\n",
2469 	    vha->hw->retry_count, vha->hw->login_timeout, mcp->tov);
2470 
2471 	mcp->mb[0] = MBC_SEND_SNS_COMMAND;
2472 	mcp->mb[1] = cmd_size;
2473 	mcp->mb[2] = MSW(sns_phys_address);
2474 	mcp->mb[3] = LSW(sns_phys_address);
2475 	mcp->mb[6] = MSW(MSD(sns_phys_address));
2476 	mcp->mb[7] = LSW(MSD(sns_phys_address));
2477 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
2478 	mcp->in_mb = MBX_0|MBX_1;
2479 	mcp->buf_size = buf_size;
2480 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN;
2481 	mcp->tov = (vha->hw->login_timeout * 2) + (vha->hw->login_timeout / 2);
2482 	rval = qla2x00_mailbox_command(vha, mcp);
2483 
2484 	if (rval != QLA_SUCCESS) {
2485 		/*EMPTY*/
2486 		ql_dbg(ql_dbg_mbx, vha, 0x105f,
2487 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
2488 		    rval, mcp->mb[0], mcp->mb[1]);
2489 	} else {
2490 		/*EMPTY*/
2491 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1060,
2492 		    "Done %s.\n", __func__);
2493 	}
2494 
2495 	return rval;
2496 }
2497 
2498 int
2499 qla24xx_login_fabric(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t domain,
2500     uint8_t area, uint8_t al_pa, uint16_t *mb, uint8_t opt)
2501 {
2502 	int		rval;
2503 
2504 	struct logio_entry_24xx *lg;
2505 	dma_addr_t	lg_dma;
2506 	uint32_t	iop[2];
2507 	struct qla_hw_data *ha = vha->hw;
2508 	struct req_que *req;
2509 
2510 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1061,
2511 	    "Entered %s.\n", __func__);
2512 
2513 	if (vha->vp_idx && vha->qpair)
2514 		req = vha->qpair->req;
2515 	else
2516 		req = ha->req_q_map[0];
2517 
2518 	lg = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &lg_dma);
2519 	if (lg == NULL) {
2520 		ql_log(ql_log_warn, vha, 0x1062,
2521 		    "Failed to allocate login IOCB.\n");
2522 		return QLA_MEMORY_ALLOC_FAILED;
2523 	}
2524 
2525 	lg->entry_type = LOGINOUT_PORT_IOCB_TYPE;
2526 	lg->entry_count = 1;
2527 	lg->handle = make_handle(req->id, lg->handle);
2528 	lg->nport_handle = cpu_to_le16(loop_id);
2529 	lg->control_flags = cpu_to_le16(LCF_COMMAND_PLOGI);
2530 	if (opt & BIT_0)
2531 		lg->control_flags |= cpu_to_le16(LCF_COND_PLOGI);
2532 	if (opt & BIT_1)
2533 		lg->control_flags |= cpu_to_le16(LCF_SKIP_PRLI);
2534 	lg->port_id[0] = al_pa;
2535 	lg->port_id[1] = area;
2536 	lg->port_id[2] = domain;
2537 	lg->vp_index = vha->vp_idx;
2538 	rval = qla2x00_issue_iocb_timeout(vha, lg, lg_dma, 0,
2539 	    (ha->r_a_tov / 10 * 2) + 2);
2540 	if (rval != QLA_SUCCESS) {
2541 		ql_dbg(ql_dbg_mbx, vha, 0x1063,
2542 		    "Failed to issue login IOCB (%x).\n", rval);
2543 	} else if (lg->entry_status != 0) {
2544 		ql_dbg(ql_dbg_mbx, vha, 0x1064,
2545 		    "Failed to complete IOCB -- error status (%x).\n",
2546 		    lg->entry_status);
2547 		rval = QLA_FUNCTION_FAILED;
2548 	} else if (lg->comp_status != cpu_to_le16(CS_COMPLETE)) {
2549 		iop[0] = le32_to_cpu(lg->io_parameter[0]);
2550 		iop[1] = le32_to_cpu(lg->io_parameter[1]);
2551 
2552 		ql_dbg(ql_dbg_mbx, vha, 0x1065,
2553 		    "Failed to complete IOCB -- completion  status (%x) "
2554 		    "ioparam=%x/%x.\n", le16_to_cpu(lg->comp_status),
2555 		    iop[0], iop[1]);
2556 
2557 		switch (iop[0]) {
2558 		case LSC_SCODE_PORTID_USED:
2559 			mb[0] = MBS_PORT_ID_USED;
2560 			mb[1] = LSW(iop[1]);
2561 			break;
2562 		case LSC_SCODE_NPORT_USED:
2563 			mb[0] = MBS_LOOP_ID_USED;
2564 			break;
2565 		case LSC_SCODE_NOLINK:
2566 		case LSC_SCODE_NOIOCB:
2567 		case LSC_SCODE_NOXCB:
2568 		case LSC_SCODE_CMD_FAILED:
2569 		case LSC_SCODE_NOFABRIC:
2570 		case LSC_SCODE_FW_NOT_READY:
2571 		case LSC_SCODE_NOT_LOGGED_IN:
2572 		case LSC_SCODE_NOPCB:
2573 		case LSC_SCODE_ELS_REJECT:
2574 		case LSC_SCODE_CMD_PARAM_ERR:
2575 		case LSC_SCODE_NONPORT:
2576 		case LSC_SCODE_LOGGED_IN:
2577 		case LSC_SCODE_NOFLOGI_ACC:
2578 		default:
2579 			mb[0] = MBS_COMMAND_ERROR;
2580 			break;
2581 		}
2582 	} else {
2583 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1066,
2584 		    "Done %s.\n", __func__);
2585 
2586 		iop[0] = le32_to_cpu(lg->io_parameter[0]);
2587 
2588 		mb[0] = MBS_COMMAND_COMPLETE;
2589 		mb[1] = 0;
2590 		if (iop[0] & BIT_4) {
2591 			if (iop[0] & BIT_8)
2592 				mb[1] |= BIT_1;
2593 		} else
2594 			mb[1] = BIT_0;
2595 
2596 		/* Passback COS information. */
2597 		mb[10] = 0;
2598 		if (lg->io_parameter[7] || lg->io_parameter[8])
2599 			mb[10] |= BIT_0;	/* Class 2. */
2600 		if (lg->io_parameter[9] || lg->io_parameter[10])
2601 			mb[10] |= BIT_1;	/* Class 3. */
2602 		if (lg->io_parameter[0] & cpu_to_le32(BIT_7))
2603 			mb[10] |= BIT_7;	/* Confirmed Completion
2604 						 * Allowed
2605 						 */
2606 	}
2607 
2608 	dma_pool_free(ha->s_dma_pool, lg, lg_dma);
2609 
2610 	return rval;
2611 }
2612 
2613 /*
2614  * qla2x00_login_fabric
2615  *	Issue login fabric port mailbox command.
2616  *
2617  * Input:
2618  *	ha = adapter block pointer.
2619  *	loop_id = device loop ID.
2620  *	domain = device domain.
2621  *	area = device area.
2622  *	al_pa = device AL_PA.
2623  *	status = pointer for return status.
2624  *	opt = command options.
2625  *	TARGET_QUEUE_LOCK must be released.
2626  *	ADAPTER_STATE_LOCK must be released.
2627  *
2628  * Returns:
2629  *	qla2x00 local function return status code.
2630  *
2631  * Context:
2632  *	Kernel context.
2633  */
2634 int
2635 qla2x00_login_fabric(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t domain,
2636     uint8_t area, uint8_t al_pa, uint16_t *mb, uint8_t opt)
2637 {
2638 	int rval;
2639 	mbx_cmd_t mc;
2640 	mbx_cmd_t *mcp = &mc;
2641 	struct qla_hw_data *ha = vha->hw;
2642 
2643 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1067,
2644 	    "Entered %s.\n", __func__);
2645 
2646 	mcp->mb[0] = MBC_LOGIN_FABRIC_PORT;
2647 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
2648 	if (HAS_EXTENDED_IDS(ha)) {
2649 		mcp->mb[1] = loop_id;
2650 		mcp->mb[10] = opt;
2651 		mcp->out_mb |= MBX_10;
2652 	} else {
2653 		mcp->mb[1] = (loop_id << 8) | opt;
2654 	}
2655 	mcp->mb[2] = domain;
2656 	mcp->mb[3] = area << 8 | al_pa;
2657 
2658 	mcp->in_mb = MBX_7|MBX_6|MBX_2|MBX_1|MBX_0;
2659 	mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
2660 	mcp->flags = 0;
2661 	rval = qla2x00_mailbox_command(vha, mcp);
2662 
2663 	/* Return mailbox statuses. */
2664 	if (mb != NULL) {
2665 		mb[0] = mcp->mb[0];
2666 		mb[1] = mcp->mb[1];
2667 		mb[2] = mcp->mb[2];
2668 		mb[6] = mcp->mb[6];
2669 		mb[7] = mcp->mb[7];
2670 		/* COS retrieved from Get-Port-Database mailbox command. */
2671 		mb[10] = 0;
2672 	}
2673 
2674 	if (rval != QLA_SUCCESS) {
2675 		/* RLU tmp code: need to change main mailbox_command function to
2676 		 * return ok even when the mailbox completion value is not
2677 		 * SUCCESS. The caller needs to be responsible to interpret
2678 		 * the return values of this mailbox command if we're not
2679 		 * to change too much of the existing code.
2680 		 */
2681 		if (mcp->mb[0] == 0x4001 || mcp->mb[0] == 0x4002 ||
2682 		    mcp->mb[0] == 0x4003 || mcp->mb[0] == 0x4005 ||
2683 		    mcp->mb[0] == 0x4006)
2684 			rval = QLA_SUCCESS;
2685 
2686 		/*EMPTY*/
2687 		ql_dbg(ql_dbg_mbx, vha, 0x1068,
2688 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x.\n",
2689 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2]);
2690 	} else {
2691 		/*EMPTY*/
2692 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1069,
2693 		    "Done %s.\n", __func__);
2694 	}
2695 
2696 	return rval;
2697 }
2698 
2699 /*
2700  * qla2x00_login_local_device
2701  *           Issue login loop port mailbox command.
2702  *
2703  * Input:
2704  *           ha = adapter block pointer.
2705  *           loop_id = device loop ID.
2706  *           opt = command options.
2707  *
2708  * Returns:
2709  *            Return status code.
2710  *
2711  * Context:
2712  *            Kernel context.
2713  *
2714  */
2715 int
2716 qla2x00_login_local_device(scsi_qla_host_t *vha, fc_port_t *fcport,
2717     uint16_t *mb_ret, uint8_t opt)
2718 {
2719 	int rval;
2720 	mbx_cmd_t mc;
2721 	mbx_cmd_t *mcp = &mc;
2722 	struct qla_hw_data *ha = vha->hw;
2723 
2724 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x106a,
2725 	    "Entered %s.\n", __func__);
2726 
2727 	if (IS_FWI2_CAPABLE(ha))
2728 		return qla24xx_login_fabric(vha, fcport->loop_id,
2729 		    fcport->d_id.b.domain, fcport->d_id.b.area,
2730 		    fcport->d_id.b.al_pa, mb_ret, opt);
2731 
2732 	mcp->mb[0] = MBC_LOGIN_LOOP_PORT;
2733 	if (HAS_EXTENDED_IDS(ha))
2734 		mcp->mb[1] = fcport->loop_id;
2735 	else
2736 		mcp->mb[1] = fcport->loop_id << 8;
2737 	mcp->mb[2] = opt;
2738 	mcp->out_mb = MBX_2|MBX_1|MBX_0;
2739  	mcp->in_mb = MBX_7|MBX_6|MBX_1|MBX_0;
2740 	mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
2741 	mcp->flags = 0;
2742 	rval = qla2x00_mailbox_command(vha, mcp);
2743 
2744  	/* Return mailbox statuses. */
2745  	if (mb_ret != NULL) {
2746  		mb_ret[0] = mcp->mb[0];
2747  		mb_ret[1] = mcp->mb[1];
2748  		mb_ret[6] = mcp->mb[6];
2749  		mb_ret[7] = mcp->mb[7];
2750  	}
2751 
2752 	if (rval != QLA_SUCCESS) {
2753  		/* AV tmp code: need to change main mailbox_command function to
2754  		 * return ok even when the mailbox completion value is not
2755  		 * SUCCESS. The caller needs to be responsible to interpret
2756  		 * the return values of this mailbox command if we're not
2757  		 * to change too much of the existing code.
2758  		 */
2759  		if (mcp->mb[0] == 0x4005 || mcp->mb[0] == 0x4006)
2760  			rval = QLA_SUCCESS;
2761 
2762 		ql_dbg(ql_dbg_mbx, vha, 0x106b,
2763 		    "Failed=%x mb[0]=%x mb[1]=%x mb[6]=%x mb[7]=%x.\n",
2764 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[6], mcp->mb[7]);
2765 	} else {
2766 		/*EMPTY*/
2767 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x106c,
2768 		    "Done %s.\n", __func__);
2769 	}
2770 
2771 	return (rval);
2772 }
2773 
2774 int
2775 qla24xx_fabric_logout(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t domain,
2776     uint8_t area, uint8_t al_pa)
2777 {
2778 	int		rval;
2779 	struct logio_entry_24xx *lg;
2780 	dma_addr_t	lg_dma;
2781 	struct qla_hw_data *ha = vha->hw;
2782 	struct req_que *req;
2783 
2784 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x106d,
2785 	    "Entered %s.\n", __func__);
2786 
2787 	lg = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &lg_dma);
2788 	if (lg == NULL) {
2789 		ql_log(ql_log_warn, vha, 0x106e,
2790 		    "Failed to allocate logout IOCB.\n");
2791 		return QLA_MEMORY_ALLOC_FAILED;
2792 	}
2793 
2794 	req = vha->req;
2795 	lg->entry_type = LOGINOUT_PORT_IOCB_TYPE;
2796 	lg->entry_count = 1;
2797 	lg->handle = make_handle(req->id, lg->handle);
2798 	lg->nport_handle = cpu_to_le16(loop_id);
2799 	lg->control_flags =
2800 	    cpu_to_le16(LCF_COMMAND_LOGO|LCF_IMPL_LOGO|
2801 		LCF_FREE_NPORT);
2802 	lg->port_id[0] = al_pa;
2803 	lg->port_id[1] = area;
2804 	lg->port_id[2] = domain;
2805 	lg->vp_index = vha->vp_idx;
2806 	rval = qla2x00_issue_iocb_timeout(vha, lg, lg_dma, 0,
2807 	    (ha->r_a_tov / 10 * 2) + 2);
2808 	if (rval != QLA_SUCCESS) {
2809 		ql_dbg(ql_dbg_mbx, vha, 0x106f,
2810 		    "Failed to issue logout IOCB (%x).\n", rval);
2811 	} else if (lg->entry_status != 0) {
2812 		ql_dbg(ql_dbg_mbx, vha, 0x1070,
2813 		    "Failed to complete IOCB -- error status (%x).\n",
2814 		    lg->entry_status);
2815 		rval = QLA_FUNCTION_FAILED;
2816 	} else if (lg->comp_status != cpu_to_le16(CS_COMPLETE)) {
2817 		ql_dbg(ql_dbg_mbx, vha, 0x1071,
2818 		    "Failed to complete IOCB -- completion status (%x) "
2819 		    "ioparam=%x/%x.\n", le16_to_cpu(lg->comp_status),
2820 		    le32_to_cpu(lg->io_parameter[0]),
2821 		    le32_to_cpu(lg->io_parameter[1]));
2822 	} else {
2823 		/*EMPTY*/
2824 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1072,
2825 		    "Done %s.\n", __func__);
2826 	}
2827 
2828 	dma_pool_free(ha->s_dma_pool, lg, lg_dma);
2829 
2830 	return rval;
2831 }
2832 
2833 /*
2834  * qla2x00_fabric_logout
2835  *	Issue logout fabric port mailbox command.
2836  *
2837  * Input:
2838  *	ha = adapter block pointer.
2839  *	loop_id = device loop ID.
2840  *	TARGET_QUEUE_LOCK must be released.
2841  *	ADAPTER_STATE_LOCK must be released.
2842  *
2843  * Returns:
2844  *	qla2x00 local function return status code.
2845  *
2846  * Context:
2847  *	Kernel context.
2848  */
2849 int
2850 qla2x00_fabric_logout(scsi_qla_host_t *vha, uint16_t loop_id, uint8_t domain,
2851     uint8_t area, uint8_t al_pa)
2852 {
2853 	int rval;
2854 	mbx_cmd_t mc;
2855 	mbx_cmd_t *mcp = &mc;
2856 
2857 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1073,
2858 	    "Entered %s.\n", __func__);
2859 
2860 	mcp->mb[0] = MBC_LOGOUT_FABRIC_PORT;
2861 	mcp->out_mb = MBX_1|MBX_0;
2862 	if (HAS_EXTENDED_IDS(vha->hw)) {
2863 		mcp->mb[1] = loop_id;
2864 		mcp->mb[10] = 0;
2865 		mcp->out_mb |= MBX_10;
2866 	} else {
2867 		mcp->mb[1] = loop_id << 8;
2868 	}
2869 
2870 	mcp->in_mb = MBX_1|MBX_0;
2871 	mcp->tov = MBX_TOV_SECONDS;
2872 	mcp->flags = 0;
2873 	rval = qla2x00_mailbox_command(vha, mcp);
2874 
2875 	if (rval != QLA_SUCCESS) {
2876 		/*EMPTY*/
2877 		ql_dbg(ql_dbg_mbx, vha, 0x1074,
2878 		    "Failed=%x mb[1]=%x.\n", rval, mcp->mb[1]);
2879 	} else {
2880 		/*EMPTY*/
2881 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1075,
2882 		    "Done %s.\n", __func__);
2883 	}
2884 
2885 	return rval;
2886 }
2887 
2888 /*
2889  * qla2x00_full_login_lip
2890  *	Issue full login LIP mailbox command.
2891  *
2892  * Input:
2893  *	ha = adapter block pointer.
2894  *	TARGET_QUEUE_LOCK must be released.
2895  *	ADAPTER_STATE_LOCK must be released.
2896  *
2897  * Returns:
2898  *	qla2x00 local function return status code.
2899  *
2900  * Context:
2901  *	Kernel context.
2902  */
2903 int
2904 qla2x00_full_login_lip(scsi_qla_host_t *vha)
2905 {
2906 	int rval;
2907 	mbx_cmd_t mc;
2908 	mbx_cmd_t *mcp = &mc;
2909 
2910 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1076,
2911 	    "Entered %s.\n", __func__);
2912 
2913 	mcp->mb[0] = MBC_LIP_FULL_LOGIN;
2914 	mcp->mb[1] = IS_FWI2_CAPABLE(vha->hw) ? BIT_4 : 0;
2915 	mcp->mb[2] = 0;
2916 	mcp->mb[3] = 0;
2917 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
2918 	mcp->in_mb = MBX_0;
2919 	mcp->tov = MBX_TOV_SECONDS;
2920 	mcp->flags = 0;
2921 	rval = qla2x00_mailbox_command(vha, mcp);
2922 
2923 	if (rval != QLA_SUCCESS) {
2924 		/*EMPTY*/
2925 		ql_dbg(ql_dbg_mbx, vha, 0x1077, "Failed=%x.\n", rval);
2926 	} else {
2927 		/*EMPTY*/
2928 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1078,
2929 		    "Done %s.\n", __func__);
2930 	}
2931 
2932 	return rval;
2933 }
2934 
2935 /*
2936  * qla2x00_get_id_list
2937  *
2938  * Input:
2939  *	ha = adapter block pointer.
2940  *
2941  * Returns:
2942  *	qla2x00 local function return status code.
2943  *
2944  * Context:
2945  *	Kernel context.
2946  */
2947 int
2948 qla2x00_get_id_list(scsi_qla_host_t *vha, void *id_list, dma_addr_t id_list_dma,
2949     uint16_t *entries)
2950 {
2951 	int rval;
2952 	mbx_cmd_t mc;
2953 	mbx_cmd_t *mcp = &mc;
2954 
2955 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1079,
2956 	    "Entered %s.\n", __func__);
2957 
2958 	if (id_list == NULL)
2959 		return QLA_FUNCTION_FAILED;
2960 
2961 	mcp->mb[0] = MBC_GET_ID_LIST;
2962 	mcp->out_mb = MBX_0;
2963 	if (IS_FWI2_CAPABLE(vha->hw)) {
2964 		mcp->mb[2] = MSW(id_list_dma);
2965 		mcp->mb[3] = LSW(id_list_dma);
2966 		mcp->mb[6] = MSW(MSD(id_list_dma));
2967 		mcp->mb[7] = LSW(MSD(id_list_dma));
2968 		mcp->mb[8] = 0;
2969 		mcp->mb[9] = vha->vp_idx;
2970 		mcp->out_mb |= MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2;
2971 	} else {
2972 		mcp->mb[1] = MSW(id_list_dma);
2973 		mcp->mb[2] = LSW(id_list_dma);
2974 		mcp->mb[3] = MSW(MSD(id_list_dma));
2975 		mcp->mb[6] = LSW(MSD(id_list_dma));
2976 		mcp->out_mb |= MBX_6|MBX_3|MBX_2|MBX_1;
2977 	}
2978 	mcp->in_mb = MBX_1|MBX_0;
2979 	mcp->tov = MBX_TOV_SECONDS;
2980 	mcp->flags = 0;
2981 	rval = qla2x00_mailbox_command(vha, mcp);
2982 
2983 	if (rval != QLA_SUCCESS) {
2984 		/*EMPTY*/
2985 		ql_dbg(ql_dbg_mbx, vha, 0x107a, "Failed=%x.\n", rval);
2986 	} else {
2987 		*entries = mcp->mb[1];
2988 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x107b,
2989 		    "Done %s.\n", __func__);
2990 	}
2991 
2992 	return rval;
2993 }
2994 
2995 /*
2996  * qla2x00_get_resource_cnts
2997  *	Get current firmware resource counts.
2998  *
2999  * Input:
3000  *	ha = adapter block pointer.
3001  *
3002  * Returns:
3003  *	qla2x00 local function return status code.
3004  *
3005  * Context:
3006  *	Kernel context.
3007  */
3008 int
3009 qla2x00_get_resource_cnts(scsi_qla_host_t *vha)
3010 {
3011 	struct qla_hw_data *ha = vha->hw;
3012 	int rval;
3013 	mbx_cmd_t mc;
3014 	mbx_cmd_t *mcp = &mc;
3015 
3016 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x107c,
3017 	    "Entered %s.\n", __func__);
3018 
3019 	mcp->mb[0] = MBC_GET_RESOURCE_COUNTS;
3020 	mcp->out_mb = MBX_0;
3021 	mcp->in_mb = MBX_11|MBX_10|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
3022 	if (IS_QLA81XX(ha) || IS_QLA83XX(ha) ||
3023 	    IS_QLA27XX(ha) || IS_QLA28XX(ha))
3024 		mcp->in_mb |= MBX_12;
3025 	mcp->tov = MBX_TOV_SECONDS;
3026 	mcp->flags = 0;
3027 	rval = qla2x00_mailbox_command(vha, mcp);
3028 
3029 	if (rval != QLA_SUCCESS) {
3030 		/*EMPTY*/
3031 		ql_dbg(ql_dbg_mbx, vha, 0x107d,
3032 		    "Failed mb[0]=%x.\n", mcp->mb[0]);
3033 	} else {
3034 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x107e,
3035 		    "Done %s mb1=%x mb2=%x mb3=%x mb6=%x mb7=%x mb10=%x "
3036 		    "mb11=%x mb12=%x.\n", __func__, mcp->mb[1], mcp->mb[2],
3037 		    mcp->mb[3], mcp->mb[6], mcp->mb[7], mcp->mb[10],
3038 		    mcp->mb[11], mcp->mb[12]);
3039 
3040 		ha->orig_fw_tgt_xcb_count =  mcp->mb[1];
3041 		ha->cur_fw_tgt_xcb_count = mcp->mb[2];
3042 		ha->cur_fw_xcb_count = mcp->mb[3];
3043 		ha->orig_fw_xcb_count = mcp->mb[6];
3044 		ha->cur_fw_iocb_count = mcp->mb[7];
3045 		ha->orig_fw_iocb_count = mcp->mb[10];
3046 		if (ha->flags.npiv_supported)
3047 			ha->max_npiv_vports = mcp->mb[11];
3048 		if (IS_QLA81XX(ha) || IS_QLA83XX(ha))
3049 			ha->fw_max_fcf_count = mcp->mb[12];
3050 	}
3051 
3052 	return (rval);
3053 }
3054 
3055 /*
3056  * qla2x00_get_fcal_position_map
3057  *	Get FCAL (LILP) position map using mailbox command
3058  *
3059  * Input:
3060  *	ha = adapter state pointer.
3061  *	pos_map = buffer pointer (can be NULL).
3062  *
3063  * Returns:
3064  *	qla2x00 local function return status code.
3065  *
3066  * Context:
3067  *	Kernel context.
3068  */
3069 int
3070 qla2x00_get_fcal_position_map(scsi_qla_host_t *vha, char *pos_map,
3071 		u8 *num_entries)
3072 {
3073 	int rval;
3074 	mbx_cmd_t mc;
3075 	mbx_cmd_t *mcp = &mc;
3076 	char *pmap;
3077 	dma_addr_t pmap_dma;
3078 	struct qla_hw_data *ha = vha->hw;
3079 
3080 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x107f,
3081 	    "Entered %s.\n", __func__);
3082 
3083 	pmap = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &pmap_dma);
3084 	if (pmap  == NULL) {
3085 		ql_log(ql_log_warn, vha, 0x1080,
3086 		    "Memory alloc failed.\n");
3087 		return QLA_MEMORY_ALLOC_FAILED;
3088 	}
3089 
3090 	mcp->mb[0] = MBC_GET_FC_AL_POSITION_MAP;
3091 	mcp->mb[2] = MSW(pmap_dma);
3092 	mcp->mb[3] = LSW(pmap_dma);
3093 	mcp->mb[6] = MSW(MSD(pmap_dma));
3094 	mcp->mb[7] = LSW(MSD(pmap_dma));
3095 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
3096 	mcp->in_mb = MBX_1|MBX_0;
3097 	mcp->buf_size = FCAL_MAP_SIZE;
3098 	mcp->flags = MBX_DMA_IN;
3099 	mcp->tov = (ha->login_timeout * 2) + (ha->login_timeout / 2);
3100 	rval = qla2x00_mailbox_command(vha, mcp);
3101 
3102 	if (rval == QLA_SUCCESS) {
3103 		ql_dbg(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1081,
3104 		    "mb0/mb1=%x/%X FC/AL position map size (%x).\n",
3105 		    mcp->mb[0], mcp->mb[1], (unsigned)pmap[0]);
3106 		ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x111d,
3107 		    pmap, pmap[0] + 1);
3108 
3109 		if (pos_map)
3110 			memcpy(pos_map, pmap, FCAL_MAP_SIZE);
3111 		if (num_entries)
3112 			*num_entries = pmap[0];
3113 	}
3114 	dma_pool_free(ha->s_dma_pool, pmap, pmap_dma);
3115 
3116 	if (rval != QLA_SUCCESS) {
3117 		ql_dbg(ql_dbg_mbx, vha, 0x1082, "Failed=%x.\n", rval);
3118 	} else {
3119 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1083,
3120 		    "Done %s.\n", __func__);
3121 	}
3122 
3123 	return rval;
3124 }
3125 
3126 /*
3127  * qla2x00_get_link_status
3128  *
3129  * Input:
3130  *	ha = adapter block pointer.
3131  *	loop_id = device loop ID.
3132  *	ret_buf = pointer to link status return buffer.
3133  *
3134  * Returns:
3135  *	0 = success.
3136  *	BIT_0 = mem alloc error.
3137  *	BIT_1 = mailbox error.
3138  */
3139 int
3140 qla2x00_get_link_status(scsi_qla_host_t *vha, uint16_t loop_id,
3141     struct link_statistics *stats, dma_addr_t stats_dma)
3142 {
3143 	int rval;
3144 	mbx_cmd_t mc;
3145 	mbx_cmd_t *mcp = &mc;
3146 	uint32_t *iter = (uint32_t *)stats;
3147 	ushort dwords = offsetof(typeof(*stats), link_up_cnt)/sizeof(*iter);
3148 	struct qla_hw_data *ha = vha->hw;
3149 
3150 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1084,
3151 	    "Entered %s.\n", __func__);
3152 
3153 	mcp->mb[0] = MBC_GET_LINK_STATUS;
3154 	mcp->mb[2] = MSW(LSD(stats_dma));
3155 	mcp->mb[3] = LSW(LSD(stats_dma));
3156 	mcp->mb[6] = MSW(MSD(stats_dma));
3157 	mcp->mb[7] = LSW(MSD(stats_dma));
3158 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
3159 	mcp->in_mb = MBX_0;
3160 	if (IS_FWI2_CAPABLE(ha)) {
3161 		mcp->mb[1] = loop_id;
3162 		mcp->mb[4] = 0;
3163 		mcp->mb[10] = 0;
3164 		mcp->out_mb |= MBX_10|MBX_4|MBX_1;
3165 		mcp->in_mb |= MBX_1;
3166 	} else if (HAS_EXTENDED_IDS(ha)) {
3167 		mcp->mb[1] = loop_id;
3168 		mcp->mb[10] = 0;
3169 		mcp->out_mb |= MBX_10|MBX_1;
3170 	} else {
3171 		mcp->mb[1] = loop_id << 8;
3172 		mcp->out_mb |= MBX_1;
3173 	}
3174 	mcp->tov = MBX_TOV_SECONDS;
3175 	mcp->flags = IOCTL_CMD;
3176 	rval = qla2x00_mailbox_command(vha, mcp);
3177 
3178 	if (rval == QLA_SUCCESS) {
3179 		if (mcp->mb[0] != MBS_COMMAND_COMPLETE) {
3180 			ql_dbg(ql_dbg_mbx, vha, 0x1085,
3181 			    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3182 			rval = QLA_FUNCTION_FAILED;
3183 		} else {
3184 			/* Re-endianize - firmware data is le32. */
3185 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1086,
3186 			    "Done %s.\n", __func__);
3187 			for ( ; dwords--; iter++)
3188 				le32_to_cpus(iter);
3189 		}
3190 	} else {
3191 		/* Failed. */
3192 		ql_dbg(ql_dbg_mbx, vha, 0x1087, "Failed=%x.\n", rval);
3193 	}
3194 
3195 	return rval;
3196 }
3197 
3198 int
3199 qla24xx_get_isp_stats(scsi_qla_host_t *vha, struct link_statistics *stats,
3200     dma_addr_t stats_dma, uint16_t options)
3201 {
3202 	int rval;
3203 	mbx_cmd_t mc;
3204 	mbx_cmd_t *mcp = &mc;
3205 	uint32_t *iter = (uint32_t *)stats;
3206 	ushort dwords = sizeof(*stats)/sizeof(*iter);
3207 
3208 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1088,
3209 	    "Entered %s.\n", __func__);
3210 
3211 	memset(&mc, 0, sizeof(mc));
3212 	mc.mb[0] = MBC_GET_LINK_PRIV_STATS;
3213 	mc.mb[2] = MSW(LSD(stats_dma));
3214 	mc.mb[3] = LSW(LSD(stats_dma));
3215 	mc.mb[6] = MSW(MSD(stats_dma));
3216 	mc.mb[7] = LSW(MSD(stats_dma));
3217 	mc.mb[8] = dwords;
3218 	mc.mb[9] = vha->vp_idx;
3219 	mc.mb[10] = options;
3220 
3221 	rval = qla24xx_send_mb_cmd(vha, &mc);
3222 
3223 	if (rval == QLA_SUCCESS) {
3224 		if (mcp->mb[0] != MBS_COMMAND_COMPLETE) {
3225 			ql_dbg(ql_dbg_mbx, vha, 0x1089,
3226 			    "Failed mb[0]=%x.\n", mcp->mb[0]);
3227 			rval = QLA_FUNCTION_FAILED;
3228 		} else {
3229 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x108a,
3230 			    "Done %s.\n", __func__);
3231 			/* Re-endianize - firmware data is le32. */
3232 			for ( ; dwords--; iter++)
3233 				le32_to_cpus(iter);
3234 		}
3235 	} else {
3236 		/* Failed. */
3237 		ql_dbg(ql_dbg_mbx, vha, 0x108b, "Failed=%x.\n", rval);
3238 	}
3239 
3240 	return rval;
3241 }
3242 
3243 int
3244 qla24xx_abort_command(srb_t *sp)
3245 {
3246 	int		rval;
3247 	unsigned long   flags = 0;
3248 
3249 	struct abort_entry_24xx *abt;
3250 	dma_addr_t	abt_dma;
3251 	uint32_t	handle;
3252 	fc_port_t	*fcport = sp->fcport;
3253 	struct scsi_qla_host *vha = fcport->vha;
3254 	struct qla_hw_data *ha = vha->hw;
3255 	struct req_que *req;
3256 	struct qla_qpair *qpair = sp->qpair;
3257 
3258 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x108c,
3259 	    "Entered %s.\n", __func__);
3260 
3261 	if (sp->qpair)
3262 		req = sp->qpair->req;
3263 	else
3264 		return QLA_ERR_NO_QPAIR;
3265 
3266 	if (ql2xasynctmfenable)
3267 		return qla24xx_async_abort_command(sp);
3268 
3269 	spin_lock_irqsave(qpair->qp_lock_ptr, flags);
3270 	for (handle = 1; handle < req->num_outstanding_cmds; handle++) {
3271 		if (req->outstanding_cmds[handle] == sp)
3272 			break;
3273 	}
3274 	spin_unlock_irqrestore(qpair->qp_lock_ptr, flags);
3275 	if (handle == req->num_outstanding_cmds) {
3276 		/* Command not found. */
3277 		return QLA_ERR_NOT_FOUND;
3278 	}
3279 
3280 	abt = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &abt_dma);
3281 	if (abt == NULL) {
3282 		ql_log(ql_log_warn, vha, 0x108d,
3283 		    "Failed to allocate abort IOCB.\n");
3284 		return QLA_MEMORY_ALLOC_FAILED;
3285 	}
3286 
3287 	abt->entry_type = ABORT_IOCB_TYPE;
3288 	abt->entry_count = 1;
3289 	abt->handle = make_handle(req->id, abt->handle);
3290 	abt->nport_handle = cpu_to_le16(fcport->loop_id);
3291 	abt->handle_to_abort = make_handle(req->id, handle);
3292 	abt->port_id[0] = fcport->d_id.b.al_pa;
3293 	abt->port_id[1] = fcport->d_id.b.area;
3294 	abt->port_id[2] = fcport->d_id.b.domain;
3295 	abt->vp_index = fcport->vha->vp_idx;
3296 
3297 	abt->req_que_no = cpu_to_le16(req->id);
3298 	/* Need to pass original sp */
3299 	qla_nvme_abort_set_option(abt, sp);
3300 
3301 	rval = qla2x00_issue_iocb(vha, abt, abt_dma, 0);
3302 	if (rval != QLA_SUCCESS) {
3303 		ql_dbg(ql_dbg_mbx, vha, 0x108e,
3304 		    "Failed to issue IOCB (%x).\n", rval);
3305 	} else if (abt->entry_status != 0) {
3306 		ql_dbg(ql_dbg_mbx, vha, 0x108f,
3307 		    "Failed to complete IOCB -- error status (%x).\n",
3308 		    abt->entry_status);
3309 		rval = QLA_FUNCTION_FAILED;
3310 	} else if (abt->nport_handle != cpu_to_le16(0)) {
3311 		ql_dbg(ql_dbg_mbx, vha, 0x1090,
3312 		    "Failed to complete IOCB -- completion status (%x).\n",
3313 		    le16_to_cpu(abt->nport_handle));
3314 		if (abt->nport_handle == cpu_to_le16(CS_IOCB_ERROR))
3315 			rval = QLA_FUNCTION_PARAMETER_ERROR;
3316 		else
3317 			rval = QLA_FUNCTION_FAILED;
3318 	} else {
3319 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1091,
3320 		    "Done %s.\n", __func__);
3321 	}
3322 	if (rval == QLA_SUCCESS)
3323 		qla_nvme_abort_process_comp_status(abt, sp);
3324 
3325 	qla_wait_nvme_release_cmd_kref(sp);
3326 
3327 	dma_pool_free(ha->s_dma_pool, abt, abt_dma);
3328 
3329 	return rval;
3330 }
3331 
3332 struct tsk_mgmt_cmd {
3333 	union {
3334 		struct tsk_mgmt_entry tsk;
3335 		struct sts_entry_24xx sts;
3336 	} p;
3337 };
3338 
3339 static int
3340 __qla24xx_issue_tmf(char *name, uint32_t type, struct fc_port *fcport,
3341     uint64_t l, int tag)
3342 {
3343 	int		rval, rval2;
3344 	struct tsk_mgmt_cmd *tsk;
3345 	struct sts_entry_24xx *sts;
3346 	dma_addr_t	tsk_dma;
3347 	scsi_qla_host_t *vha;
3348 	struct qla_hw_data *ha;
3349 	struct req_que *req;
3350 	struct qla_qpair *qpair;
3351 
3352 	vha = fcport->vha;
3353 	ha = vha->hw;
3354 	req = vha->req;
3355 
3356 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1092,
3357 	    "Entered %s.\n", __func__);
3358 
3359 	if (vha->vp_idx && vha->qpair) {
3360 		/* NPIV port */
3361 		qpair = vha->qpair;
3362 		req = qpair->req;
3363 	}
3364 
3365 	tsk = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &tsk_dma);
3366 	if (tsk == NULL) {
3367 		ql_log(ql_log_warn, vha, 0x1093,
3368 		    "Failed to allocate task management IOCB.\n");
3369 		return QLA_MEMORY_ALLOC_FAILED;
3370 	}
3371 
3372 	tsk->p.tsk.entry_type = TSK_MGMT_IOCB_TYPE;
3373 	tsk->p.tsk.entry_count = 1;
3374 	tsk->p.tsk.handle = make_handle(req->id, tsk->p.tsk.handle);
3375 	tsk->p.tsk.nport_handle = cpu_to_le16(fcport->loop_id);
3376 	tsk->p.tsk.timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
3377 	tsk->p.tsk.control_flags = cpu_to_le32(type);
3378 	tsk->p.tsk.port_id[0] = fcport->d_id.b.al_pa;
3379 	tsk->p.tsk.port_id[1] = fcport->d_id.b.area;
3380 	tsk->p.tsk.port_id[2] = fcport->d_id.b.domain;
3381 	tsk->p.tsk.vp_index = fcport->vha->vp_idx;
3382 	if (type == TCF_LUN_RESET) {
3383 		int_to_scsilun(l, &tsk->p.tsk.lun);
3384 		host_to_fcp_swap((uint8_t *)&tsk->p.tsk.lun,
3385 		    sizeof(tsk->p.tsk.lun));
3386 	}
3387 
3388 	sts = &tsk->p.sts;
3389 	rval = qla2x00_issue_iocb(vha, tsk, tsk_dma, 0);
3390 	if (rval != QLA_SUCCESS) {
3391 		ql_dbg(ql_dbg_mbx, vha, 0x1094,
3392 		    "Failed to issue %s reset IOCB (%x).\n", name, rval);
3393 	} else if (sts->entry_status != 0) {
3394 		ql_dbg(ql_dbg_mbx, vha, 0x1095,
3395 		    "Failed to complete IOCB -- error status (%x).\n",
3396 		    sts->entry_status);
3397 		rval = QLA_FUNCTION_FAILED;
3398 	} else if (sts->comp_status != cpu_to_le16(CS_COMPLETE)) {
3399 		ql_dbg(ql_dbg_mbx, vha, 0x1096,
3400 		    "Failed to complete IOCB -- completion status (%x).\n",
3401 		    le16_to_cpu(sts->comp_status));
3402 		rval = QLA_FUNCTION_FAILED;
3403 	} else if (le16_to_cpu(sts->scsi_status) &
3404 	    SS_RESPONSE_INFO_LEN_VALID) {
3405 		if (le32_to_cpu(sts->rsp_data_len) < 4) {
3406 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1097,
3407 			    "Ignoring inconsistent data length -- not enough "
3408 			    "response info (%d).\n",
3409 			    le32_to_cpu(sts->rsp_data_len));
3410 		} else if (sts->data[3]) {
3411 			ql_dbg(ql_dbg_mbx, vha, 0x1098,
3412 			    "Failed to complete IOCB -- response (%x).\n",
3413 			    sts->data[3]);
3414 			rval = QLA_FUNCTION_FAILED;
3415 		}
3416 	}
3417 
3418 	/* Issue marker IOCB. */
3419 	rval2 = qla2x00_marker(vha, ha->base_qpair, fcport->loop_id, l,
3420 	    type == TCF_LUN_RESET ? MK_SYNC_ID_LUN : MK_SYNC_ID);
3421 	if (rval2 != QLA_SUCCESS) {
3422 		ql_dbg(ql_dbg_mbx, vha, 0x1099,
3423 		    "Failed to issue marker IOCB (%x).\n", rval2);
3424 	} else {
3425 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x109a,
3426 		    "Done %s.\n", __func__);
3427 	}
3428 
3429 	dma_pool_free(ha->s_dma_pool, tsk, tsk_dma);
3430 
3431 	return rval;
3432 }
3433 
3434 int
3435 qla24xx_abort_target(struct fc_port *fcport, uint64_t l, int tag)
3436 {
3437 	struct qla_hw_data *ha = fcport->vha->hw;
3438 
3439 	if ((ql2xasynctmfenable) && IS_FWI2_CAPABLE(ha))
3440 		return qla2x00_async_tm_cmd(fcport, TCF_TARGET_RESET, l, tag);
3441 
3442 	return __qla24xx_issue_tmf("Target", TCF_TARGET_RESET, fcport, l, tag);
3443 }
3444 
3445 int
3446 qla24xx_lun_reset(struct fc_port *fcport, uint64_t l, int tag)
3447 {
3448 	struct qla_hw_data *ha = fcport->vha->hw;
3449 
3450 	if ((ql2xasynctmfenable) && IS_FWI2_CAPABLE(ha))
3451 		return qla2x00_async_tm_cmd(fcport, TCF_LUN_RESET, l, tag);
3452 
3453 	return __qla24xx_issue_tmf("Lun", TCF_LUN_RESET, fcport, l, tag);
3454 }
3455 
3456 int
3457 qla2x00_system_error(scsi_qla_host_t *vha)
3458 {
3459 	int rval;
3460 	mbx_cmd_t mc;
3461 	mbx_cmd_t *mcp = &mc;
3462 	struct qla_hw_data *ha = vha->hw;
3463 
3464 	if (!IS_QLA23XX(ha) && !IS_FWI2_CAPABLE(ha))
3465 		return QLA_FUNCTION_FAILED;
3466 
3467 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x109b,
3468 	    "Entered %s.\n", __func__);
3469 
3470 	mcp->mb[0] = MBC_GEN_SYSTEM_ERROR;
3471 	mcp->out_mb = MBX_0;
3472 	mcp->in_mb = MBX_0;
3473 	mcp->tov = 5;
3474 	mcp->flags = 0;
3475 	rval = qla2x00_mailbox_command(vha, mcp);
3476 
3477 	if (rval != QLA_SUCCESS) {
3478 		ql_dbg(ql_dbg_mbx, vha, 0x109c, "Failed=%x.\n", rval);
3479 	} else {
3480 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x109d,
3481 		    "Done %s.\n", __func__);
3482 	}
3483 
3484 	return rval;
3485 }
3486 
3487 int
3488 qla2x00_write_serdes_word(scsi_qla_host_t *vha, uint16_t addr, uint16_t data)
3489 {
3490 	int rval;
3491 	mbx_cmd_t mc;
3492 	mbx_cmd_t *mcp = &mc;
3493 
3494 	if (!IS_QLA25XX(vha->hw) && !IS_QLA2031(vha->hw) &&
3495 	    !IS_QLA27XX(vha->hw) && !IS_QLA28XX(vha->hw))
3496 		return QLA_FUNCTION_FAILED;
3497 
3498 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1182,
3499 	    "Entered %s.\n", __func__);
3500 
3501 	mcp->mb[0] = MBC_WRITE_SERDES;
3502 	mcp->mb[1] = addr;
3503 	if (IS_QLA2031(vha->hw))
3504 		mcp->mb[2] = data & 0xff;
3505 	else
3506 		mcp->mb[2] = data;
3507 
3508 	mcp->mb[3] = 0;
3509 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
3510 	mcp->in_mb = MBX_0;
3511 	mcp->tov = MBX_TOV_SECONDS;
3512 	mcp->flags = 0;
3513 	rval = qla2x00_mailbox_command(vha, mcp);
3514 
3515 	if (rval != QLA_SUCCESS) {
3516 		ql_dbg(ql_dbg_mbx, vha, 0x1183,
3517 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3518 	} else {
3519 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1184,
3520 		    "Done %s.\n", __func__);
3521 	}
3522 
3523 	return rval;
3524 }
3525 
3526 int
3527 qla2x00_read_serdes_word(scsi_qla_host_t *vha, uint16_t addr, uint16_t *data)
3528 {
3529 	int rval;
3530 	mbx_cmd_t mc;
3531 	mbx_cmd_t *mcp = &mc;
3532 
3533 	if (!IS_QLA25XX(vha->hw) && !IS_QLA2031(vha->hw) &&
3534 	    !IS_QLA27XX(vha->hw) && !IS_QLA28XX(vha->hw))
3535 		return QLA_FUNCTION_FAILED;
3536 
3537 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1185,
3538 	    "Entered %s.\n", __func__);
3539 
3540 	mcp->mb[0] = MBC_READ_SERDES;
3541 	mcp->mb[1] = addr;
3542 	mcp->mb[3] = 0;
3543 	mcp->out_mb = MBX_3|MBX_1|MBX_0;
3544 	mcp->in_mb = MBX_1|MBX_0;
3545 	mcp->tov = MBX_TOV_SECONDS;
3546 	mcp->flags = 0;
3547 	rval = qla2x00_mailbox_command(vha, mcp);
3548 
3549 	if (IS_QLA2031(vha->hw))
3550 		*data = mcp->mb[1] & 0xff;
3551 	else
3552 		*data = mcp->mb[1];
3553 
3554 	if (rval != QLA_SUCCESS) {
3555 		ql_dbg(ql_dbg_mbx, vha, 0x1186,
3556 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3557 	} else {
3558 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1187,
3559 		    "Done %s.\n", __func__);
3560 	}
3561 
3562 	return rval;
3563 }
3564 
3565 int
3566 qla8044_write_serdes_word(scsi_qla_host_t *vha, uint32_t addr, uint32_t data)
3567 {
3568 	int rval;
3569 	mbx_cmd_t mc;
3570 	mbx_cmd_t *mcp = &mc;
3571 
3572 	if (!IS_QLA8044(vha->hw))
3573 		return QLA_FUNCTION_FAILED;
3574 
3575 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x11a0,
3576 	    "Entered %s.\n", __func__);
3577 
3578 	mcp->mb[0] = MBC_SET_GET_ETH_SERDES_REG;
3579 	mcp->mb[1] = HCS_WRITE_SERDES;
3580 	mcp->mb[3] = LSW(addr);
3581 	mcp->mb[4] = MSW(addr);
3582 	mcp->mb[5] = LSW(data);
3583 	mcp->mb[6] = MSW(data);
3584 	mcp->out_mb = MBX_6|MBX_5|MBX_4|MBX_3|MBX_1|MBX_0;
3585 	mcp->in_mb = MBX_0;
3586 	mcp->tov = MBX_TOV_SECONDS;
3587 	mcp->flags = 0;
3588 	rval = qla2x00_mailbox_command(vha, mcp);
3589 
3590 	if (rval != QLA_SUCCESS) {
3591 		ql_dbg(ql_dbg_mbx, vha, 0x11a1,
3592 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3593 	} else {
3594 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1188,
3595 		    "Done %s.\n", __func__);
3596 	}
3597 
3598 	return rval;
3599 }
3600 
3601 int
3602 qla8044_read_serdes_word(scsi_qla_host_t *vha, uint32_t addr, uint32_t *data)
3603 {
3604 	int rval;
3605 	mbx_cmd_t mc;
3606 	mbx_cmd_t *mcp = &mc;
3607 
3608 	if (!IS_QLA8044(vha->hw))
3609 		return QLA_FUNCTION_FAILED;
3610 
3611 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1189,
3612 	    "Entered %s.\n", __func__);
3613 
3614 	mcp->mb[0] = MBC_SET_GET_ETH_SERDES_REG;
3615 	mcp->mb[1] = HCS_READ_SERDES;
3616 	mcp->mb[3] = LSW(addr);
3617 	mcp->mb[4] = MSW(addr);
3618 	mcp->out_mb = MBX_4|MBX_3|MBX_1|MBX_0;
3619 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
3620 	mcp->tov = MBX_TOV_SECONDS;
3621 	mcp->flags = 0;
3622 	rval = qla2x00_mailbox_command(vha, mcp);
3623 
3624 	*data = mcp->mb[2] << 16 | mcp->mb[1];
3625 
3626 	if (rval != QLA_SUCCESS) {
3627 		ql_dbg(ql_dbg_mbx, vha, 0x118a,
3628 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3629 	} else {
3630 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118b,
3631 		    "Done %s.\n", __func__);
3632 	}
3633 
3634 	return rval;
3635 }
3636 
3637 /**
3638  * qla2x00_set_serdes_params() -
3639  * @vha: HA context
3640  * @sw_em_1g: serial link options
3641  * @sw_em_2g: serial link options
3642  * @sw_em_4g: serial link options
3643  *
3644  * Returns
3645  */
3646 int
3647 qla2x00_set_serdes_params(scsi_qla_host_t *vha, uint16_t sw_em_1g,
3648     uint16_t sw_em_2g, uint16_t sw_em_4g)
3649 {
3650 	int rval;
3651 	mbx_cmd_t mc;
3652 	mbx_cmd_t *mcp = &mc;
3653 
3654 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x109e,
3655 	    "Entered %s.\n", __func__);
3656 
3657 	mcp->mb[0] = MBC_SERDES_PARAMS;
3658 	mcp->mb[1] = BIT_0;
3659 	mcp->mb[2] = sw_em_1g | BIT_15;
3660 	mcp->mb[3] = sw_em_2g | BIT_15;
3661 	mcp->mb[4] = sw_em_4g | BIT_15;
3662 	mcp->out_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
3663 	mcp->in_mb = MBX_0;
3664 	mcp->tov = MBX_TOV_SECONDS;
3665 	mcp->flags = 0;
3666 	rval = qla2x00_mailbox_command(vha, mcp);
3667 
3668 	if (rval != QLA_SUCCESS) {
3669 		/*EMPTY*/
3670 		ql_dbg(ql_dbg_mbx, vha, 0x109f,
3671 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
3672 	} else {
3673 		/*EMPTY*/
3674 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a0,
3675 		    "Done %s.\n", __func__);
3676 	}
3677 
3678 	return rval;
3679 }
3680 
3681 int
3682 qla2x00_stop_firmware(scsi_qla_host_t *vha)
3683 {
3684 	int rval;
3685 	mbx_cmd_t mc;
3686 	mbx_cmd_t *mcp = &mc;
3687 
3688 	if (!IS_FWI2_CAPABLE(vha->hw))
3689 		return QLA_FUNCTION_FAILED;
3690 
3691 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a1,
3692 	    "Entered %s.\n", __func__);
3693 
3694 	mcp->mb[0] = MBC_STOP_FIRMWARE;
3695 	mcp->mb[1] = 0;
3696 	mcp->out_mb = MBX_1|MBX_0;
3697 	mcp->in_mb = MBX_0;
3698 	mcp->tov = 5;
3699 	mcp->flags = 0;
3700 	rval = qla2x00_mailbox_command(vha, mcp);
3701 
3702 	if (rval != QLA_SUCCESS) {
3703 		ql_dbg(ql_dbg_mbx, vha, 0x10a2, "Failed=%x.\n", rval);
3704 		if (mcp->mb[0] == MBS_INVALID_COMMAND)
3705 			rval = QLA_INVALID_COMMAND;
3706 	} else {
3707 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a3,
3708 		    "Done %s.\n", __func__);
3709 	}
3710 
3711 	return rval;
3712 }
3713 
3714 int
3715 qla2x00_enable_eft_trace(scsi_qla_host_t *vha, dma_addr_t eft_dma,
3716     uint16_t buffers)
3717 {
3718 	int rval;
3719 	mbx_cmd_t mc;
3720 	mbx_cmd_t *mcp = &mc;
3721 
3722 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a4,
3723 	    "Entered %s.\n", __func__);
3724 
3725 	if (!IS_FWI2_CAPABLE(vha->hw))
3726 		return QLA_FUNCTION_FAILED;
3727 
3728 	if (unlikely(pci_channel_offline(vha->hw->pdev)))
3729 		return QLA_FUNCTION_FAILED;
3730 
3731 	mcp->mb[0] = MBC_TRACE_CONTROL;
3732 	mcp->mb[1] = TC_EFT_ENABLE;
3733 	mcp->mb[2] = LSW(eft_dma);
3734 	mcp->mb[3] = MSW(eft_dma);
3735 	mcp->mb[4] = LSW(MSD(eft_dma));
3736 	mcp->mb[5] = MSW(MSD(eft_dma));
3737 	mcp->mb[6] = buffers;
3738 	mcp->mb[7] = TC_AEN_DISABLE;
3739 	mcp->out_mb = MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
3740 	mcp->in_mb = MBX_1|MBX_0;
3741 	mcp->tov = MBX_TOV_SECONDS;
3742 	mcp->flags = 0;
3743 	rval = qla2x00_mailbox_command(vha, mcp);
3744 	if (rval != QLA_SUCCESS) {
3745 		ql_dbg(ql_dbg_mbx, vha, 0x10a5,
3746 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
3747 		    rval, mcp->mb[0], mcp->mb[1]);
3748 	} else {
3749 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a6,
3750 		    "Done %s.\n", __func__);
3751 	}
3752 
3753 	return rval;
3754 }
3755 
3756 int
3757 qla2x00_disable_eft_trace(scsi_qla_host_t *vha)
3758 {
3759 	int rval;
3760 	mbx_cmd_t mc;
3761 	mbx_cmd_t *mcp = &mc;
3762 
3763 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a7,
3764 	    "Entered %s.\n", __func__);
3765 
3766 	if (!IS_FWI2_CAPABLE(vha->hw))
3767 		return QLA_FUNCTION_FAILED;
3768 
3769 	if (unlikely(pci_channel_offline(vha->hw->pdev)))
3770 		return QLA_FUNCTION_FAILED;
3771 
3772 	mcp->mb[0] = MBC_TRACE_CONTROL;
3773 	mcp->mb[1] = TC_EFT_DISABLE;
3774 	mcp->out_mb = MBX_1|MBX_0;
3775 	mcp->in_mb = MBX_1|MBX_0;
3776 	mcp->tov = MBX_TOV_SECONDS;
3777 	mcp->flags = 0;
3778 	rval = qla2x00_mailbox_command(vha, mcp);
3779 	if (rval != QLA_SUCCESS) {
3780 		ql_dbg(ql_dbg_mbx, vha, 0x10a8,
3781 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
3782 		    rval, mcp->mb[0], mcp->mb[1]);
3783 	} else {
3784 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10a9,
3785 		    "Done %s.\n", __func__);
3786 	}
3787 
3788 	return rval;
3789 }
3790 
3791 int
3792 qla2x00_enable_fce_trace(scsi_qla_host_t *vha, dma_addr_t fce_dma,
3793     uint16_t buffers, uint16_t *mb, uint32_t *dwords)
3794 {
3795 	int rval;
3796 	mbx_cmd_t mc;
3797 	mbx_cmd_t *mcp = &mc;
3798 
3799 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10aa,
3800 	    "Entered %s.\n", __func__);
3801 
3802 	if (!IS_QLA25XX(vha->hw) && !IS_QLA81XX(vha->hw) &&
3803 	    !IS_QLA83XX(vha->hw) && !IS_QLA27XX(vha->hw) &&
3804 	    !IS_QLA28XX(vha->hw))
3805 		return QLA_FUNCTION_FAILED;
3806 
3807 	if (unlikely(pci_channel_offline(vha->hw->pdev)))
3808 		return QLA_FUNCTION_FAILED;
3809 
3810 	mcp->mb[0] = MBC_TRACE_CONTROL;
3811 	mcp->mb[1] = TC_FCE_ENABLE;
3812 	mcp->mb[2] = LSW(fce_dma);
3813 	mcp->mb[3] = MSW(fce_dma);
3814 	mcp->mb[4] = LSW(MSD(fce_dma));
3815 	mcp->mb[5] = MSW(MSD(fce_dma));
3816 	mcp->mb[6] = buffers;
3817 	mcp->mb[7] = TC_AEN_DISABLE;
3818 	mcp->mb[8] = 0;
3819 	mcp->mb[9] = TC_FCE_DEFAULT_RX_SIZE;
3820 	mcp->mb[10] = TC_FCE_DEFAULT_TX_SIZE;
3821 	mcp->out_mb = MBX_10|MBX_9|MBX_8|MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|
3822 	    MBX_1|MBX_0;
3823 	mcp->in_mb = MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
3824 	mcp->tov = MBX_TOV_SECONDS;
3825 	mcp->flags = 0;
3826 	rval = qla2x00_mailbox_command(vha, mcp);
3827 	if (rval != QLA_SUCCESS) {
3828 		ql_dbg(ql_dbg_mbx, vha, 0x10ab,
3829 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
3830 		    rval, mcp->mb[0], mcp->mb[1]);
3831 	} else {
3832 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ac,
3833 		    "Done %s.\n", __func__);
3834 
3835 		if (mb)
3836 			memcpy(mb, mcp->mb, 8 * sizeof(*mb));
3837 		if (dwords)
3838 			*dwords = buffers;
3839 	}
3840 
3841 	return rval;
3842 }
3843 
3844 int
3845 qla2x00_disable_fce_trace(scsi_qla_host_t *vha, uint64_t *wr, uint64_t *rd)
3846 {
3847 	int rval;
3848 	mbx_cmd_t mc;
3849 	mbx_cmd_t *mcp = &mc;
3850 
3851 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ad,
3852 	    "Entered %s.\n", __func__);
3853 
3854 	if (!IS_FWI2_CAPABLE(vha->hw))
3855 		return QLA_FUNCTION_FAILED;
3856 
3857 	if (unlikely(pci_channel_offline(vha->hw->pdev)))
3858 		return QLA_FUNCTION_FAILED;
3859 
3860 	mcp->mb[0] = MBC_TRACE_CONTROL;
3861 	mcp->mb[1] = TC_FCE_DISABLE;
3862 	mcp->mb[2] = TC_FCE_DISABLE_TRACE;
3863 	mcp->out_mb = MBX_2|MBX_1|MBX_0;
3864 	mcp->in_mb = MBX_9|MBX_8|MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|
3865 	    MBX_1|MBX_0;
3866 	mcp->tov = MBX_TOV_SECONDS;
3867 	mcp->flags = 0;
3868 	rval = qla2x00_mailbox_command(vha, mcp);
3869 	if (rval != QLA_SUCCESS) {
3870 		ql_dbg(ql_dbg_mbx, vha, 0x10ae,
3871 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
3872 		    rval, mcp->mb[0], mcp->mb[1]);
3873 	} else {
3874 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10af,
3875 		    "Done %s.\n", __func__);
3876 
3877 		if (wr)
3878 			*wr = (uint64_t) mcp->mb[5] << 48 |
3879 			    (uint64_t) mcp->mb[4] << 32 |
3880 			    (uint64_t) mcp->mb[3] << 16 |
3881 			    (uint64_t) mcp->mb[2];
3882 		if (rd)
3883 			*rd = (uint64_t) mcp->mb[9] << 48 |
3884 			    (uint64_t) mcp->mb[8] << 32 |
3885 			    (uint64_t) mcp->mb[7] << 16 |
3886 			    (uint64_t) mcp->mb[6];
3887 	}
3888 
3889 	return rval;
3890 }
3891 
3892 int
3893 qla2x00_get_idma_speed(scsi_qla_host_t *vha, uint16_t loop_id,
3894 	uint16_t *port_speed, uint16_t *mb)
3895 {
3896 	int rval;
3897 	mbx_cmd_t mc;
3898 	mbx_cmd_t *mcp = &mc;
3899 
3900 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10b0,
3901 	    "Entered %s.\n", __func__);
3902 
3903 	if (!IS_IIDMA_CAPABLE(vha->hw))
3904 		return QLA_FUNCTION_FAILED;
3905 
3906 	mcp->mb[0] = MBC_PORT_PARAMS;
3907 	mcp->mb[1] = loop_id;
3908 	mcp->mb[2] = mcp->mb[3] = 0;
3909 	mcp->mb[9] = vha->vp_idx;
3910 	mcp->out_mb = MBX_9|MBX_3|MBX_2|MBX_1|MBX_0;
3911 	mcp->in_mb = MBX_3|MBX_1|MBX_0;
3912 	mcp->tov = MBX_TOV_SECONDS;
3913 	mcp->flags = 0;
3914 	rval = qla2x00_mailbox_command(vha, mcp);
3915 
3916 	/* Return mailbox statuses. */
3917 	if (mb) {
3918 		mb[0] = mcp->mb[0];
3919 		mb[1] = mcp->mb[1];
3920 		mb[3] = mcp->mb[3];
3921 	}
3922 
3923 	if (rval != QLA_SUCCESS) {
3924 		ql_dbg(ql_dbg_mbx, vha, 0x10b1, "Failed=%x.\n", rval);
3925 	} else {
3926 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10b2,
3927 		    "Done %s.\n", __func__);
3928 		if (port_speed)
3929 			*port_speed = mcp->mb[3];
3930 	}
3931 
3932 	return rval;
3933 }
3934 
3935 int
3936 qla2x00_set_idma_speed(scsi_qla_host_t *vha, uint16_t loop_id,
3937     uint16_t port_speed, uint16_t *mb)
3938 {
3939 	int rval;
3940 	mbx_cmd_t mc;
3941 	mbx_cmd_t *mcp = &mc;
3942 
3943 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10b3,
3944 	    "Entered %s.\n", __func__);
3945 
3946 	if (!IS_IIDMA_CAPABLE(vha->hw))
3947 		return QLA_FUNCTION_FAILED;
3948 
3949 	mcp->mb[0] = MBC_PORT_PARAMS;
3950 	mcp->mb[1] = loop_id;
3951 	mcp->mb[2] = BIT_0;
3952 	mcp->mb[3] = port_speed & 0x3F;
3953 	mcp->mb[9] = vha->vp_idx;
3954 	mcp->out_mb = MBX_9|MBX_3|MBX_2|MBX_1|MBX_0;
3955 	mcp->in_mb = MBX_3|MBX_1|MBX_0;
3956 	mcp->tov = MBX_TOV_SECONDS;
3957 	mcp->flags = 0;
3958 	rval = qla2x00_mailbox_command(vha, mcp);
3959 
3960 	/* Return mailbox statuses. */
3961 	if (mb) {
3962 		mb[0] = mcp->mb[0];
3963 		mb[1] = mcp->mb[1];
3964 		mb[3] = mcp->mb[3];
3965 	}
3966 
3967 	if (rval != QLA_SUCCESS) {
3968 		ql_dbg(ql_dbg_mbx, vha, 0x10b4,
3969 		    "Failed=%x.\n", rval);
3970 	} else {
3971 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10b5,
3972 		    "Done %s.\n", __func__);
3973 	}
3974 
3975 	return rval;
3976 }
3977 
3978 void
3979 qla24xx_report_id_acquisition(scsi_qla_host_t *vha,
3980 	struct vp_rpt_id_entry_24xx *rptid_entry)
3981 {
3982 	struct qla_hw_data *ha = vha->hw;
3983 	scsi_qla_host_t *vp = NULL;
3984 	unsigned long   flags;
3985 	int found;
3986 	port_id_t id;
3987 	struct fc_port *fcport;
3988 
3989 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10b6,
3990 	    "Entered %s.\n", __func__);
3991 
3992 	if (rptid_entry->entry_status != 0)
3993 		return;
3994 
3995 	id.b.domain = rptid_entry->port_id[2];
3996 	id.b.area   = rptid_entry->port_id[1];
3997 	id.b.al_pa  = rptid_entry->port_id[0];
3998 	id.b.rsvd_1 = 0;
3999 	ha->flags.n2n_ae = 0;
4000 
4001 	if (rptid_entry->format == 0) {
4002 		/* loop */
4003 		ql_dbg(ql_dbg_async, vha, 0x10b7,
4004 		    "Format 0 : Number of VPs setup %d, number of "
4005 		    "VPs acquired %d.\n", rptid_entry->vp_setup,
4006 		    rptid_entry->vp_acquired);
4007 		ql_dbg(ql_dbg_async, vha, 0x10b8,
4008 		    "Primary port id %02x%02x%02x.\n",
4009 		    rptid_entry->port_id[2], rptid_entry->port_id[1],
4010 		    rptid_entry->port_id[0]);
4011 		ha->current_topology = ISP_CFG_NL;
4012 		qla_update_host_map(vha, id);
4013 
4014 	} else if (rptid_entry->format == 1) {
4015 		/* fabric */
4016 		ql_dbg(ql_dbg_async, vha, 0x10b9,
4017 		    "Format 1: VP[%d] enabled - status %d - with "
4018 		    "port id %02x%02x%02x.\n", rptid_entry->vp_idx,
4019 			rptid_entry->vp_status,
4020 		    rptid_entry->port_id[2], rptid_entry->port_id[1],
4021 		    rptid_entry->port_id[0]);
4022 		ql_dbg(ql_dbg_async, vha, 0x5075,
4023 		   "Format 1: Remote WWPN %8phC.\n",
4024 		   rptid_entry->u.f1.port_name);
4025 
4026 		ql_dbg(ql_dbg_async, vha, 0x5075,
4027 		   "Format 1: WWPN %8phC.\n",
4028 		   vha->port_name);
4029 
4030 		switch (rptid_entry->u.f1.flags & TOPO_MASK) {
4031 		case TOPO_N2N:
4032 			ha->current_topology = ISP_CFG_N;
4033 			spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
4034 			list_for_each_entry(fcport, &vha->vp_fcports, list) {
4035 				fcport->scan_state = QLA_FCPORT_SCAN;
4036 				fcport->n2n_flag = 0;
4037 			}
4038 			id.b24 = 0;
4039 			if (wwn_to_u64(vha->port_name) >
4040 			    wwn_to_u64(rptid_entry->u.f1.port_name)) {
4041 				vha->d_id.b24 = 0;
4042 				vha->d_id.b.al_pa = 1;
4043 				ha->flags.n2n_bigger = 1;
4044 
4045 				id.b.al_pa = 2;
4046 				ql_dbg(ql_dbg_async, vha, 0x5075,
4047 				    "Format 1: assign local id %x remote id %x\n",
4048 				    vha->d_id.b24, id.b24);
4049 			} else {
4050 				ql_dbg(ql_dbg_async, vha, 0x5075,
4051 				    "Format 1: Remote login - Waiting for WWPN %8phC.\n",
4052 				    rptid_entry->u.f1.port_name);
4053 				ha->flags.n2n_bigger = 0;
4054 			}
4055 
4056 			fcport = qla2x00_find_fcport_by_wwpn(vha,
4057 			    rptid_entry->u.f1.port_name, 1);
4058 			spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
4059 
4060 
4061 			if (fcport) {
4062 				fcport->plogi_nack_done_deadline = jiffies + HZ;
4063 				fcport->dm_login_expire = jiffies +
4064 					QLA_N2N_WAIT_TIME * HZ;
4065 				fcport->scan_state = QLA_FCPORT_FOUND;
4066 				fcport->n2n_flag = 1;
4067 				fcport->keep_nport_handle = 1;
4068 				fcport->login_retry = vha->hw->login_retry_count;
4069 				fcport->fc4_type = FS_FC4TYPE_FCP;
4070 				if (vha->flags.nvme_enabled)
4071 					fcport->fc4_type |= FS_FC4TYPE_NVME;
4072 
4073 				if (wwn_to_u64(vha->port_name) >
4074 				    wwn_to_u64(fcport->port_name)) {
4075 					fcport->d_id = id;
4076 				}
4077 
4078 				switch (fcport->disc_state) {
4079 				case DSC_DELETED:
4080 					set_bit(RELOGIN_NEEDED,
4081 					    &vha->dpc_flags);
4082 					break;
4083 				case DSC_DELETE_PEND:
4084 					break;
4085 				default:
4086 					qlt_schedule_sess_for_deletion(fcport);
4087 					break;
4088 				}
4089 			} else {
4090 				qla24xx_post_newsess_work(vha, &id,
4091 				    rptid_entry->u.f1.port_name,
4092 				    rptid_entry->u.f1.node_name,
4093 				    NULL,
4094 				    FS_FCP_IS_N2N);
4095 			}
4096 
4097 			/* if our portname is higher then initiate N2N login */
4098 
4099 			set_bit(N2N_LOGIN_NEEDED, &vha->dpc_flags);
4100 			return;
4101 		case TOPO_FL:
4102 			ha->current_topology = ISP_CFG_FL;
4103 			break;
4104 		case TOPO_F:
4105 			ha->current_topology = ISP_CFG_F;
4106 			break;
4107 		default:
4108 			break;
4109 		}
4110 
4111 		ha->flags.gpsc_supported = 1;
4112 		ha->current_topology = ISP_CFG_F;
4113 		/* buffer to buffer credit flag */
4114 		vha->flags.bbcr_enable = (rptid_entry->u.f1.bbcr & 0xf) != 0;
4115 
4116 		if (rptid_entry->vp_idx == 0) {
4117 			if (rptid_entry->vp_status == VP_STAT_COMPL) {
4118 				/* FA-WWN is only for physical port */
4119 				if (qla_ini_mode_enabled(vha) &&
4120 				    ha->flags.fawwpn_enabled &&
4121 				    (rptid_entry->u.f1.flags &
4122 				     BIT_6)) {
4123 					memcpy(vha->port_name,
4124 					    rptid_entry->u.f1.port_name,
4125 					    WWN_SIZE);
4126 				}
4127 
4128 				qla_update_host_map(vha, id);
4129 			}
4130 
4131 			set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags);
4132 			set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
4133 		} else {
4134 			if (rptid_entry->vp_status != VP_STAT_COMPL &&
4135 				rptid_entry->vp_status != VP_STAT_ID_CHG) {
4136 				ql_dbg(ql_dbg_mbx, vha, 0x10ba,
4137 				    "Could not acquire ID for VP[%d].\n",
4138 				    rptid_entry->vp_idx);
4139 				return;
4140 			}
4141 
4142 			found = 0;
4143 			spin_lock_irqsave(&ha->vport_slock, flags);
4144 			list_for_each_entry(vp, &ha->vp_list, list) {
4145 				if (rptid_entry->vp_idx == vp->vp_idx) {
4146 					found = 1;
4147 					break;
4148 				}
4149 			}
4150 			spin_unlock_irqrestore(&ha->vport_slock, flags);
4151 
4152 			if (!found)
4153 				return;
4154 
4155 			qla_update_host_map(vp, id);
4156 
4157 			/*
4158 			 * Cannot configure here as we are still sitting on the
4159 			 * response queue. Handle it in dpc context.
4160 			 */
4161 			set_bit(VP_IDX_ACQUIRED, &vp->vp_flags);
4162 			set_bit(REGISTER_FC4_NEEDED, &vp->dpc_flags);
4163 			set_bit(REGISTER_FDMI_NEEDED, &vp->dpc_flags);
4164 		}
4165 		set_bit(VP_DPC_NEEDED, &vha->dpc_flags);
4166 		qla2xxx_wake_dpc(vha);
4167 	} else if (rptid_entry->format == 2) {
4168 		ql_dbg(ql_dbg_async, vha, 0x505f,
4169 		    "RIDA: format 2/N2N Primary port id %02x%02x%02x.\n",
4170 		    rptid_entry->port_id[2], rptid_entry->port_id[1],
4171 		    rptid_entry->port_id[0]);
4172 
4173 		ql_dbg(ql_dbg_async, vha, 0x5075,
4174 		    "N2N: Remote WWPN %8phC.\n",
4175 		    rptid_entry->u.f2.port_name);
4176 
4177 		/* N2N.  direct connect */
4178 		ha->current_topology = ISP_CFG_N;
4179 		ha->flags.rida_fmt2 = 1;
4180 		vha->d_id.b.domain = rptid_entry->port_id[2];
4181 		vha->d_id.b.area = rptid_entry->port_id[1];
4182 		vha->d_id.b.al_pa = rptid_entry->port_id[0];
4183 
4184 		ha->flags.n2n_ae = 1;
4185 		spin_lock_irqsave(&ha->vport_slock, flags);
4186 		qla_update_vp_map(vha, SET_AL_PA);
4187 		spin_unlock_irqrestore(&ha->vport_slock, flags);
4188 
4189 		list_for_each_entry(fcport, &vha->vp_fcports, list) {
4190 			fcport->scan_state = QLA_FCPORT_SCAN;
4191 			fcport->n2n_flag = 0;
4192 		}
4193 
4194 		fcport = qla2x00_find_fcport_by_wwpn(vha,
4195 		    rptid_entry->u.f2.port_name, 1);
4196 
4197 		if (fcport) {
4198 			fcport->login_retry = vha->hw->login_retry_count;
4199 			fcport->plogi_nack_done_deadline = jiffies + HZ;
4200 			fcport->scan_state = QLA_FCPORT_FOUND;
4201 			fcport->keep_nport_handle = 1;
4202 			fcport->n2n_flag = 1;
4203 			fcport->d_id.b.domain =
4204 				rptid_entry->u.f2.remote_nport_id[2];
4205 			fcport->d_id.b.area =
4206 				rptid_entry->u.f2.remote_nport_id[1];
4207 			fcport->d_id.b.al_pa =
4208 				rptid_entry->u.f2.remote_nport_id[0];
4209 
4210 			/*
4211 			 * For the case where remote port sending PRLO, FW
4212 			 * sends up RIDA Format 2 as an indication of session
4213 			 * loss. In other word, FW state change from PRLI
4214 			 * complete back to PLOGI complete. Delete the
4215 			 * session and let relogin drive the reconnect.
4216 			 */
4217 			if (atomic_read(&fcport->state) == FCS_ONLINE)
4218 				qlt_schedule_sess_for_deletion(fcport);
4219 		}
4220 	}
4221 }
4222 
4223 /*
4224  * qla24xx_modify_vp_config
4225  *	Change VP configuration for vha
4226  *
4227  * Input:
4228  *	vha = adapter block pointer.
4229  *
4230  * Returns:
4231  *	qla2xxx local function return status code.
4232  *
4233  * Context:
4234  *	Kernel context.
4235  */
4236 int
4237 qla24xx_modify_vp_config(scsi_qla_host_t *vha)
4238 {
4239 	int		rval;
4240 	struct vp_config_entry_24xx *vpmod;
4241 	dma_addr_t	vpmod_dma;
4242 	struct qla_hw_data *ha = vha->hw;
4243 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
4244 
4245 	/* This can be called by the parent */
4246 
4247 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10bb,
4248 	    "Entered %s.\n", __func__);
4249 
4250 	vpmod = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &vpmod_dma);
4251 	if (!vpmod) {
4252 		ql_log(ql_log_warn, vha, 0x10bc,
4253 		    "Failed to allocate modify VP IOCB.\n");
4254 		return QLA_MEMORY_ALLOC_FAILED;
4255 	}
4256 
4257 	vpmod->entry_type = VP_CONFIG_IOCB_TYPE;
4258 	vpmod->entry_count = 1;
4259 	vpmod->command = VCT_COMMAND_MOD_ENABLE_VPS;
4260 	vpmod->vp_count = 1;
4261 	vpmod->vp_index1 = vha->vp_idx;
4262 	vpmod->options_idx1 = BIT_3|BIT_4|BIT_5;
4263 
4264 	qlt_modify_vp_config(vha, vpmod);
4265 
4266 	memcpy(vpmod->node_name_idx1, vha->node_name, WWN_SIZE);
4267 	memcpy(vpmod->port_name_idx1, vha->port_name, WWN_SIZE);
4268 	vpmod->entry_count = 1;
4269 
4270 	rval = qla2x00_issue_iocb(base_vha, vpmod, vpmod_dma, 0);
4271 	if (rval != QLA_SUCCESS) {
4272 		ql_dbg(ql_dbg_mbx, vha, 0x10bd,
4273 		    "Failed to issue VP config IOCB (%x).\n", rval);
4274 	} else if (vpmod->comp_status != 0) {
4275 		ql_dbg(ql_dbg_mbx, vha, 0x10be,
4276 		    "Failed to complete IOCB -- error status (%x).\n",
4277 		    vpmod->comp_status);
4278 		rval = QLA_FUNCTION_FAILED;
4279 	} else if (vpmod->comp_status != cpu_to_le16(CS_COMPLETE)) {
4280 		ql_dbg(ql_dbg_mbx, vha, 0x10bf,
4281 		    "Failed to complete IOCB -- completion status (%x).\n",
4282 		    le16_to_cpu(vpmod->comp_status));
4283 		rval = QLA_FUNCTION_FAILED;
4284 	} else {
4285 		/* EMPTY */
4286 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10c0,
4287 		    "Done %s.\n", __func__);
4288 		fc_vport_set_state(vha->fc_vport, FC_VPORT_INITIALIZING);
4289 	}
4290 	dma_pool_free(ha->s_dma_pool, vpmod, vpmod_dma);
4291 
4292 	return rval;
4293 }
4294 
4295 /*
4296  * qla2x00_send_change_request
4297  *	Receive or disable RSCN request from fabric controller
4298  *
4299  * Input:
4300  *	ha = adapter block pointer
4301  *	format = registration format:
4302  *		0 - Reserved
4303  *		1 - Fabric detected registration
4304  *		2 - N_port detected registration
4305  *		3 - Full registration
4306  *		FF - clear registration
4307  *	vp_idx = Virtual port index
4308  *
4309  * Returns:
4310  *	qla2x00 local function return status code.
4311  *
4312  * Context:
4313  *	Kernel Context
4314  */
4315 
4316 int
4317 qla2x00_send_change_request(scsi_qla_host_t *vha, uint16_t format,
4318 			    uint16_t vp_idx)
4319 {
4320 	int rval;
4321 	mbx_cmd_t mc;
4322 	mbx_cmd_t *mcp = &mc;
4323 
4324 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10c7,
4325 	    "Entered %s.\n", __func__);
4326 
4327 	mcp->mb[0] = MBC_SEND_CHANGE_REQUEST;
4328 	mcp->mb[1] = format;
4329 	mcp->mb[9] = vp_idx;
4330 	mcp->out_mb = MBX_9|MBX_1|MBX_0;
4331 	mcp->in_mb = MBX_0|MBX_1;
4332 	mcp->tov = MBX_TOV_SECONDS;
4333 	mcp->flags = 0;
4334 	rval = qla2x00_mailbox_command(vha, mcp);
4335 
4336 	if (rval == QLA_SUCCESS) {
4337 		if (mcp->mb[0] != MBS_COMMAND_COMPLETE) {
4338 			rval = BIT_1;
4339 		}
4340 	} else
4341 		rval = BIT_1;
4342 
4343 	return rval;
4344 }
4345 
4346 int
4347 qla2x00_dump_ram(scsi_qla_host_t *vha, dma_addr_t req_dma, uint32_t addr,
4348     uint32_t size)
4349 {
4350 	int rval;
4351 	mbx_cmd_t mc;
4352 	mbx_cmd_t *mcp = &mc;
4353 
4354 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1009,
4355 	    "Entered %s.\n", __func__);
4356 
4357 	if (MSW(addr) || IS_FWI2_CAPABLE(vha->hw)) {
4358 		mcp->mb[0] = MBC_DUMP_RISC_RAM_EXTENDED;
4359 		mcp->mb[8] = MSW(addr);
4360 		mcp->mb[10] = 0;
4361 		mcp->out_mb = MBX_10|MBX_8|MBX_0;
4362 	} else {
4363 		mcp->mb[0] = MBC_DUMP_RISC_RAM;
4364 		mcp->out_mb = MBX_0;
4365 	}
4366 	mcp->mb[1] = LSW(addr);
4367 	mcp->mb[2] = MSW(req_dma);
4368 	mcp->mb[3] = LSW(req_dma);
4369 	mcp->mb[6] = MSW(MSD(req_dma));
4370 	mcp->mb[7] = LSW(MSD(req_dma));
4371 	mcp->out_mb |= MBX_7|MBX_6|MBX_3|MBX_2|MBX_1;
4372 	if (IS_FWI2_CAPABLE(vha->hw)) {
4373 		mcp->mb[4] = MSW(size);
4374 		mcp->mb[5] = LSW(size);
4375 		mcp->out_mb |= MBX_5|MBX_4;
4376 	} else {
4377 		mcp->mb[4] = LSW(size);
4378 		mcp->out_mb |= MBX_4;
4379 	}
4380 
4381 	mcp->in_mb = MBX_0;
4382 	mcp->tov = MBX_TOV_SECONDS;
4383 	mcp->flags = 0;
4384 	rval = qla2x00_mailbox_command(vha, mcp);
4385 
4386 	if (rval != QLA_SUCCESS) {
4387 		ql_dbg(ql_dbg_mbx, vha, 0x1008,
4388 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
4389 	} else {
4390 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1007,
4391 		    "Done %s.\n", __func__);
4392 	}
4393 
4394 	return rval;
4395 }
4396 /* 84XX Support **************************************************************/
4397 
4398 struct cs84xx_mgmt_cmd {
4399 	union {
4400 		struct verify_chip_entry_84xx req;
4401 		struct verify_chip_rsp_84xx rsp;
4402 	} p;
4403 };
4404 
4405 int
4406 qla84xx_verify_chip(struct scsi_qla_host *vha, uint16_t *status)
4407 {
4408 	int rval, retry;
4409 	struct cs84xx_mgmt_cmd *mn;
4410 	dma_addr_t mn_dma;
4411 	uint16_t options;
4412 	unsigned long flags;
4413 	struct qla_hw_data *ha = vha->hw;
4414 
4415 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10c8,
4416 	    "Entered %s.\n", __func__);
4417 
4418 	mn = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &mn_dma);
4419 	if (mn == NULL) {
4420 		return QLA_MEMORY_ALLOC_FAILED;
4421 	}
4422 
4423 	/* Force Update? */
4424 	options = ha->cs84xx->fw_update ? VCO_FORCE_UPDATE : 0;
4425 	/* Diagnostic firmware? */
4426 	/* options |= MENLO_DIAG_FW; */
4427 	/* We update the firmware with only one data sequence. */
4428 	options |= VCO_END_OF_DATA;
4429 
4430 	do {
4431 		retry = 0;
4432 		memset(mn, 0, sizeof(*mn));
4433 		mn->p.req.entry_type = VERIFY_CHIP_IOCB_TYPE;
4434 		mn->p.req.entry_count = 1;
4435 		mn->p.req.options = cpu_to_le16(options);
4436 
4437 		ql_dbg(ql_dbg_mbx + ql_dbg_buffer, vha, 0x111c,
4438 		    "Dump of Verify Request.\n");
4439 		ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x111e,
4440 		    mn, sizeof(*mn));
4441 
4442 		rval = qla2x00_issue_iocb_timeout(vha, mn, mn_dma, 0, 120);
4443 		if (rval != QLA_SUCCESS) {
4444 			ql_dbg(ql_dbg_mbx, vha, 0x10cb,
4445 			    "Failed to issue verify IOCB (%x).\n", rval);
4446 			goto verify_done;
4447 		}
4448 
4449 		ql_dbg(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1110,
4450 		    "Dump of Verify Response.\n");
4451 		ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1118,
4452 		    mn, sizeof(*mn));
4453 
4454 		status[0] = le16_to_cpu(mn->p.rsp.comp_status);
4455 		status[1] = status[0] == CS_VCS_CHIP_FAILURE ?
4456 		    le16_to_cpu(mn->p.rsp.failure_code) : 0;
4457 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ce,
4458 		    "cs=%x fc=%x.\n", status[0], status[1]);
4459 
4460 		if (status[0] != CS_COMPLETE) {
4461 			rval = QLA_FUNCTION_FAILED;
4462 			if (!(options & VCO_DONT_UPDATE_FW)) {
4463 				ql_dbg(ql_dbg_mbx, vha, 0x10cf,
4464 				    "Firmware update failed. Retrying "
4465 				    "without update firmware.\n");
4466 				options |= VCO_DONT_UPDATE_FW;
4467 				options &= ~VCO_FORCE_UPDATE;
4468 				retry = 1;
4469 			}
4470 		} else {
4471 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d0,
4472 			    "Firmware updated to %x.\n",
4473 			    le32_to_cpu(mn->p.rsp.fw_ver));
4474 
4475 			/* NOTE: we only update OP firmware. */
4476 			spin_lock_irqsave(&ha->cs84xx->access_lock, flags);
4477 			ha->cs84xx->op_fw_version =
4478 			    le32_to_cpu(mn->p.rsp.fw_ver);
4479 			spin_unlock_irqrestore(&ha->cs84xx->access_lock,
4480 			    flags);
4481 		}
4482 	} while (retry);
4483 
4484 verify_done:
4485 	dma_pool_free(ha->s_dma_pool, mn, mn_dma);
4486 
4487 	if (rval != QLA_SUCCESS) {
4488 		ql_dbg(ql_dbg_mbx, vha, 0x10d1,
4489 		    "Failed=%x.\n", rval);
4490 	} else {
4491 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d2,
4492 		    "Done %s.\n", __func__);
4493 	}
4494 
4495 	return rval;
4496 }
4497 
4498 int
4499 qla25xx_init_req_que(struct scsi_qla_host *vha, struct req_que *req)
4500 {
4501 	int rval;
4502 	unsigned long flags;
4503 	mbx_cmd_t mc;
4504 	mbx_cmd_t *mcp = &mc;
4505 	struct qla_hw_data *ha = vha->hw;
4506 
4507 	if (!ha->flags.fw_started)
4508 		return QLA_SUCCESS;
4509 
4510 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d3,
4511 	    "Entered %s.\n", __func__);
4512 
4513 	if (IS_SHADOW_REG_CAPABLE(ha))
4514 		req->options |= BIT_13;
4515 
4516 	mcp->mb[0] = MBC_INITIALIZE_MULTIQ;
4517 	mcp->mb[1] = req->options;
4518 	mcp->mb[2] = MSW(LSD(req->dma));
4519 	mcp->mb[3] = LSW(LSD(req->dma));
4520 	mcp->mb[6] = MSW(MSD(req->dma));
4521 	mcp->mb[7] = LSW(MSD(req->dma));
4522 	mcp->mb[5] = req->length;
4523 	if (req->rsp)
4524 		mcp->mb[10] = req->rsp->id;
4525 	mcp->mb[12] = req->qos;
4526 	mcp->mb[11] = req->vp_idx;
4527 	mcp->mb[13] = req->rid;
4528 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))
4529 		mcp->mb[15] = 0;
4530 
4531 	mcp->mb[4] = req->id;
4532 	/* que in ptr index */
4533 	mcp->mb[8] = 0;
4534 	/* que out ptr index */
4535 	mcp->mb[9] = *req->out_ptr = 0;
4536 	mcp->out_mb = MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_9|MBX_8|MBX_7|
4537 			MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
4538 	mcp->in_mb = MBX_0;
4539 	mcp->flags = MBX_DMA_OUT;
4540 	mcp->tov = MBX_TOV_SECONDS * 2;
4541 
4542 	if (IS_QLA81XX(ha) || IS_QLA83XX(ha) || IS_QLA27XX(ha) ||
4543 	    IS_QLA28XX(ha))
4544 		mcp->in_mb |= MBX_1;
4545 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
4546 		mcp->out_mb |= MBX_15;
4547 		/* debug q create issue in SR-IOV */
4548 		mcp->in_mb |= MBX_9 | MBX_8 | MBX_7;
4549 	}
4550 
4551 	spin_lock_irqsave(&ha->hardware_lock, flags);
4552 	if (!(req->options & BIT_0)) {
4553 		wrt_reg_dword(req->req_q_in, 0);
4554 		if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
4555 			wrt_reg_dword(req->req_q_out, 0);
4556 	}
4557 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
4558 
4559 	rval = qla2x00_mailbox_command(vha, mcp);
4560 	if (rval != QLA_SUCCESS) {
4561 		ql_dbg(ql_dbg_mbx, vha, 0x10d4,
4562 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
4563 	} else {
4564 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d5,
4565 		    "Done %s.\n", __func__);
4566 	}
4567 
4568 	return rval;
4569 }
4570 
4571 int
4572 qla25xx_init_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp)
4573 {
4574 	int rval;
4575 	unsigned long flags;
4576 	mbx_cmd_t mc;
4577 	mbx_cmd_t *mcp = &mc;
4578 	struct qla_hw_data *ha = vha->hw;
4579 
4580 	if (!ha->flags.fw_started)
4581 		return QLA_SUCCESS;
4582 
4583 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d6,
4584 	    "Entered %s.\n", __func__);
4585 
4586 	if (IS_SHADOW_REG_CAPABLE(ha))
4587 		rsp->options |= BIT_13;
4588 
4589 	mcp->mb[0] = MBC_INITIALIZE_MULTIQ;
4590 	mcp->mb[1] = rsp->options;
4591 	mcp->mb[2] = MSW(LSD(rsp->dma));
4592 	mcp->mb[3] = LSW(LSD(rsp->dma));
4593 	mcp->mb[6] = MSW(MSD(rsp->dma));
4594 	mcp->mb[7] = LSW(MSD(rsp->dma));
4595 	mcp->mb[5] = rsp->length;
4596 	mcp->mb[14] = rsp->msix->entry;
4597 	mcp->mb[13] = rsp->rid;
4598 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))
4599 		mcp->mb[15] = 0;
4600 
4601 	mcp->mb[4] = rsp->id;
4602 	/* que in ptr index */
4603 	mcp->mb[8] = *rsp->in_ptr = 0;
4604 	/* que out ptr index */
4605 	mcp->mb[9] = 0;
4606 	mcp->out_mb = MBX_14|MBX_13|MBX_9|MBX_8|MBX_7
4607 			|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
4608 	mcp->in_mb = MBX_0;
4609 	mcp->flags = MBX_DMA_OUT;
4610 	mcp->tov = MBX_TOV_SECONDS * 2;
4611 
4612 	if (IS_QLA81XX(ha)) {
4613 		mcp->out_mb |= MBX_12|MBX_11|MBX_10;
4614 		mcp->in_mb |= MBX_1;
4615 	} else if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
4616 		mcp->out_mb |= MBX_15|MBX_12|MBX_11|MBX_10;
4617 		mcp->in_mb |= MBX_1;
4618 		/* debug q create issue in SR-IOV */
4619 		mcp->in_mb |= MBX_9 | MBX_8 | MBX_7;
4620 	}
4621 
4622 	spin_lock_irqsave(&ha->hardware_lock, flags);
4623 	if (!(rsp->options & BIT_0)) {
4624 		wrt_reg_dword(rsp->rsp_q_out, 0);
4625 		if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
4626 			wrt_reg_dword(rsp->rsp_q_in, 0);
4627 	}
4628 
4629 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
4630 
4631 	rval = qla2x00_mailbox_command(vha, mcp);
4632 	if (rval != QLA_SUCCESS) {
4633 		ql_dbg(ql_dbg_mbx, vha, 0x10d7,
4634 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
4635 	} else {
4636 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d8,
4637 		    "Done %s.\n", __func__);
4638 	}
4639 
4640 	return rval;
4641 }
4642 
4643 int
4644 qla81xx_idc_ack(scsi_qla_host_t *vha, uint16_t *mb)
4645 {
4646 	int rval;
4647 	mbx_cmd_t mc;
4648 	mbx_cmd_t *mcp = &mc;
4649 
4650 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10d9,
4651 	    "Entered %s.\n", __func__);
4652 
4653 	mcp->mb[0] = MBC_IDC_ACK;
4654 	memcpy(&mcp->mb[1], mb, QLA_IDC_ACK_REGS * sizeof(uint16_t));
4655 	mcp->out_mb = MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
4656 	mcp->in_mb = MBX_0;
4657 	mcp->tov = MBX_TOV_SECONDS;
4658 	mcp->flags = 0;
4659 	rval = qla2x00_mailbox_command(vha, mcp);
4660 
4661 	if (rval != QLA_SUCCESS) {
4662 		ql_dbg(ql_dbg_mbx, vha, 0x10da,
4663 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
4664 	} else {
4665 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10db,
4666 		    "Done %s.\n", __func__);
4667 	}
4668 
4669 	return rval;
4670 }
4671 
4672 int
4673 qla81xx_fac_get_sector_size(scsi_qla_host_t *vha, uint32_t *sector_size)
4674 {
4675 	int rval;
4676 	mbx_cmd_t mc;
4677 	mbx_cmd_t *mcp = &mc;
4678 
4679 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10dc,
4680 	    "Entered %s.\n", __func__);
4681 
4682 	if (!IS_QLA81XX(vha->hw) && !IS_QLA83XX(vha->hw) &&
4683 	    !IS_QLA27XX(vha->hw) && !IS_QLA28XX(vha->hw))
4684 		return QLA_FUNCTION_FAILED;
4685 
4686 	mcp->mb[0] = MBC_FLASH_ACCESS_CTRL;
4687 	mcp->mb[1] = FAC_OPT_CMD_GET_SECTOR_SIZE;
4688 	mcp->out_mb = MBX_1|MBX_0;
4689 	mcp->in_mb = MBX_1|MBX_0;
4690 	mcp->tov = MBX_TOV_SECONDS;
4691 	mcp->flags = 0;
4692 	rval = qla2x00_mailbox_command(vha, mcp);
4693 
4694 	if (rval != QLA_SUCCESS) {
4695 		ql_dbg(ql_dbg_mbx, vha, 0x10dd,
4696 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
4697 		    rval, mcp->mb[0], mcp->mb[1]);
4698 	} else {
4699 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10de,
4700 		    "Done %s.\n", __func__);
4701 		*sector_size = mcp->mb[1];
4702 	}
4703 
4704 	return rval;
4705 }
4706 
4707 int
4708 qla81xx_fac_do_write_enable(scsi_qla_host_t *vha, int enable)
4709 {
4710 	int rval;
4711 	mbx_cmd_t mc;
4712 	mbx_cmd_t *mcp = &mc;
4713 
4714 	if (!IS_QLA81XX(vha->hw) && !IS_QLA83XX(vha->hw) &&
4715 	    !IS_QLA27XX(vha->hw) && !IS_QLA28XX(vha->hw))
4716 		return QLA_FUNCTION_FAILED;
4717 
4718 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10df,
4719 	    "Entered %s.\n", __func__);
4720 
4721 	mcp->mb[0] = MBC_FLASH_ACCESS_CTRL;
4722 	mcp->mb[1] = enable ? FAC_OPT_CMD_WRITE_ENABLE :
4723 	    FAC_OPT_CMD_WRITE_PROTECT;
4724 	mcp->out_mb = MBX_1|MBX_0;
4725 	mcp->in_mb = MBX_1|MBX_0;
4726 	mcp->tov = MBX_TOV_SECONDS;
4727 	mcp->flags = 0;
4728 	rval = qla2x00_mailbox_command(vha, mcp);
4729 
4730 	if (rval != QLA_SUCCESS) {
4731 		ql_dbg(ql_dbg_mbx, vha, 0x10e0,
4732 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
4733 		    rval, mcp->mb[0], mcp->mb[1]);
4734 	} else {
4735 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e1,
4736 		    "Done %s.\n", __func__);
4737 	}
4738 
4739 	return rval;
4740 }
4741 
4742 int
4743 qla81xx_fac_erase_sector(scsi_qla_host_t *vha, uint32_t start, uint32_t finish)
4744 {
4745 	int rval;
4746 	mbx_cmd_t mc;
4747 	mbx_cmd_t *mcp = &mc;
4748 
4749 	if (!IS_QLA81XX(vha->hw) && !IS_QLA83XX(vha->hw) &&
4750 	    !IS_QLA27XX(vha->hw) && !IS_QLA28XX(vha->hw))
4751 		return QLA_FUNCTION_FAILED;
4752 
4753 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e2,
4754 	    "Entered %s.\n", __func__);
4755 
4756 	mcp->mb[0] = MBC_FLASH_ACCESS_CTRL;
4757 	mcp->mb[1] = FAC_OPT_CMD_ERASE_SECTOR;
4758 	mcp->mb[2] = LSW(start);
4759 	mcp->mb[3] = MSW(start);
4760 	mcp->mb[4] = LSW(finish);
4761 	mcp->mb[5] = MSW(finish);
4762 	mcp->out_mb = MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
4763 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
4764 	mcp->tov = MBX_TOV_SECONDS;
4765 	mcp->flags = 0;
4766 	rval = qla2x00_mailbox_command(vha, mcp);
4767 
4768 	if (rval != QLA_SUCCESS) {
4769 		ql_dbg(ql_dbg_mbx, vha, 0x10e3,
4770 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x.\n",
4771 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2]);
4772 	} else {
4773 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e4,
4774 		    "Done %s.\n", __func__);
4775 	}
4776 
4777 	return rval;
4778 }
4779 
4780 int
4781 qla81xx_fac_semaphore_access(scsi_qla_host_t *vha, int lock)
4782 {
4783 	int rval = QLA_SUCCESS;
4784 	mbx_cmd_t mc;
4785 	mbx_cmd_t *mcp = &mc;
4786 	struct qla_hw_data *ha = vha->hw;
4787 
4788 	if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) &&
4789 	    !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
4790 		return rval;
4791 
4792 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e2,
4793 	    "Entered %s.\n", __func__);
4794 
4795 	mcp->mb[0] = MBC_FLASH_ACCESS_CTRL;
4796 	mcp->mb[1] = (lock ? FAC_OPT_CMD_LOCK_SEMAPHORE :
4797 	    FAC_OPT_CMD_UNLOCK_SEMAPHORE);
4798 	mcp->out_mb = MBX_1|MBX_0;
4799 	mcp->in_mb = MBX_1|MBX_0;
4800 	mcp->tov = MBX_TOV_SECONDS;
4801 	mcp->flags = 0;
4802 	rval = qla2x00_mailbox_command(vha, mcp);
4803 
4804 	if (rval != QLA_SUCCESS) {
4805 		ql_dbg(ql_dbg_mbx, vha, 0x10e3,
4806 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x.\n",
4807 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2]);
4808 	} else {
4809 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e4,
4810 		    "Done %s.\n", __func__);
4811 	}
4812 
4813 	return rval;
4814 }
4815 
4816 int
4817 qla81xx_restart_mpi_firmware(scsi_qla_host_t *vha)
4818 {
4819 	int rval = 0;
4820 	mbx_cmd_t mc;
4821 	mbx_cmd_t *mcp = &mc;
4822 
4823 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e5,
4824 	    "Entered %s.\n", __func__);
4825 
4826 	mcp->mb[0] = MBC_RESTART_MPI_FW;
4827 	mcp->out_mb = MBX_0;
4828 	mcp->in_mb = MBX_0|MBX_1;
4829 	mcp->tov = MBX_TOV_SECONDS;
4830 	mcp->flags = 0;
4831 	rval = qla2x00_mailbox_command(vha, mcp);
4832 
4833 	if (rval != QLA_SUCCESS) {
4834 		ql_dbg(ql_dbg_mbx, vha, 0x10e6,
4835 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
4836 		    rval, mcp->mb[0], mcp->mb[1]);
4837 	} else {
4838 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e7,
4839 		    "Done %s.\n", __func__);
4840 	}
4841 
4842 	return rval;
4843 }
4844 
4845 int
4846 qla82xx_set_driver_version(scsi_qla_host_t *vha, char *version)
4847 {
4848 	int rval;
4849 	mbx_cmd_t mc;
4850 	mbx_cmd_t *mcp = &mc;
4851 	int i;
4852 	int len;
4853 	__le16 *str;
4854 	struct qla_hw_data *ha = vha->hw;
4855 
4856 	if (!IS_P3P_TYPE(ha))
4857 		return QLA_FUNCTION_FAILED;
4858 
4859 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x117b,
4860 	    "Entered %s.\n", __func__);
4861 
4862 	str = (__force __le16 *)version;
4863 	len = strlen(version);
4864 
4865 	mcp->mb[0] = MBC_SET_RNID_PARAMS;
4866 	mcp->mb[1] = RNID_TYPE_SET_VERSION << 8;
4867 	mcp->out_mb = MBX_1|MBX_0;
4868 	for (i = 4; i < 16 && len; i++, str++, len -= 2) {
4869 		mcp->mb[i] = le16_to_cpup(str);
4870 		mcp->out_mb |= 1<<i;
4871 	}
4872 	for (; i < 16; i++) {
4873 		mcp->mb[i] = 0;
4874 		mcp->out_mb |= 1<<i;
4875 	}
4876 	mcp->in_mb = MBX_1|MBX_0;
4877 	mcp->tov = MBX_TOV_SECONDS;
4878 	mcp->flags = 0;
4879 	rval = qla2x00_mailbox_command(vha, mcp);
4880 
4881 	if (rval != QLA_SUCCESS) {
4882 		ql_dbg(ql_dbg_mbx, vha, 0x117c,
4883 		    "Failed=%x mb[0]=%x,%x.\n", rval, mcp->mb[0], mcp->mb[1]);
4884 	} else {
4885 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x117d,
4886 		    "Done %s.\n", __func__);
4887 	}
4888 
4889 	return rval;
4890 }
4891 
4892 int
4893 qla25xx_set_driver_version(scsi_qla_host_t *vha, char *version)
4894 {
4895 	int rval;
4896 	mbx_cmd_t mc;
4897 	mbx_cmd_t *mcp = &mc;
4898 	int len;
4899 	uint16_t dwlen;
4900 	uint8_t *str;
4901 	dma_addr_t str_dma;
4902 	struct qla_hw_data *ha = vha->hw;
4903 
4904 	if (!IS_FWI2_CAPABLE(ha) || IS_QLA24XX_TYPE(ha) || IS_QLA81XX(ha) ||
4905 	    IS_P3P_TYPE(ha))
4906 		return QLA_FUNCTION_FAILED;
4907 
4908 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x117e,
4909 	    "Entered %s.\n", __func__);
4910 
4911 	str = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &str_dma);
4912 	if (!str) {
4913 		ql_log(ql_log_warn, vha, 0x117f,
4914 		    "Failed to allocate driver version param.\n");
4915 		return QLA_MEMORY_ALLOC_FAILED;
4916 	}
4917 
4918 	memcpy(str, "\x7\x3\x11\x0", 4);
4919 	dwlen = str[0];
4920 	len = dwlen * 4 - 4;
4921 	memset(str + 4, 0, len);
4922 	if (len > strlen(version))
4923 		len = strlen(version);
4924 	memcpy(str + 4, version, len);
4925 
4926 	mcp->mb[0] = MBC_SET_RNID_PARAMS;
4927 	mcp->mb[1] = RNID_TYPE_SET_VERSION << 8 | dwlen;
4928 	mcp->mb[2] = MSW(LSD(str_dma));
4929 	mcp->mb[3] = LSW(LSD(str_dma));
4930 	mcp->mb[6] = MSW(MSD(str_dma));
4931 	mcp->mb[7] = LSW(MSD(str_dma));
4932 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
4933 	mcp->in_mb = MBX_1|MBX_0;
4934 	mcp->tov = MBX_TOV_SECONDS;
4935 	mcp->flags = 0;
4936 	rval = qla2x00_mailbox_command(vha, mcp);
4937 
4938 	if (rval != QLA_SUCCESS) {
4939 		ql_dbg(ql_dbg_mbx, vha, 0x1180,
4940 		    "Failed=%x mb[0]=%x,%x.\n", rval, mcp->mb[0], mcp->mb[1]);
4941 	} else {
4942 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1181,
4943 		    "Done %s.\n", __func__);
4944 	}
4945 
4946 	dma_pool_free(ha->s_dma_pool, str, str_dma);
4947 
4948 	return rval;
4949 }
4950 
4951 int
4952 qla24xx_get_port_login_templ(scsi_qla_host_t *vha, dma_addr_t buf_dma,
4953 			     void *buf, uint16_t bufsiz)
4954 {
4955 	int rval, i;
4956 	mbx_cmd_t mc;
4957 	mbx_cmd_t *mcp = &mc;
4958 	uint32_t	*bp;
4959 
4960 	if (!IS_FWI2_CAPABLE(vha->hw))
4961 		return QLA_FUNCTION_FAILED;
4962 
4963 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1159,
4964 	    "Entered %s.\n", __func__);
4965 
4966 	mcp->mb[0] = MBC_GET_RNID_PARAMS;
4967 	mcp->mb[1] = RNID_TYPE_PORT_LOGIN << 8;
4968 	mcp->mb[2] = MSW(buf_dma);
4969 	mcp->mb[3] = LSW(buf_dma);
4970 	mcp->mb[6] = MSW(MSD(buf_dma));
4971 	mcp->mb[7] = LSW(MSD(buf_dma));
4972 	mcp->mb[8] = bufsiz/4;
4973 	mcp->out_mb = MBX_8|MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
4974 	mcp->in_mb = MBX_1|MBX_0;
4975 	mcp->tov = MBX_TOV_SECONDS;
4976 	mcp->flags = 0;
4977 	rval = qla2x00_mailbox_command(vha, mcp);
4978 
4979 	if (rval != QLA_SUCCESS) {
4980 		ql_dbg(ql_dbg_mbx, vha, 0x115a,
4981 		    "Failed=%x mb[0]=%x,%x.\n", rval, mcp->mb[0], mcp->mb[1]);
4982 	} else {
4983 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x115b,
4984 		    "Done %s.\n", __func__);
4985 		bp = (uint32_t *) buf;
4986 		for (i = 0; i < (bufsiz-4)/4; i++, bp++)
4987 			*bp = le32_to_cpu((__force __le32)*bp);
4988 	}
4989 
4990 	return rval;
4991 }
4992 
4993 #define PUREX_CMD_COUNT	4
4994 int
4995 qla25xx_set_els_cmds_supported(scsi_qla_host_t *vha)
4996 {
4997 	int rval;
4998 	mbx_cmd_t mc;
4999 	mbx_cmd_t *mcp = &mc;
5000 	uint8_t *els_cmd_map;
5001 	uint8_t active_cnt = 0;
5002 	dma_addr_t els_cmd_map_dma;
5003 	uint8_t cmd_opcode[PUREX_CMD_COUNT];
5004 	uint8_t i, index, purex_bit;
5005 	struct qla_hw_data *ha = vha->hw;
5006 
5007 	if (!IS_QLA25XX(ha) && !IS_QLA2031(ha) &&
5008 	    !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
5009 		return QLA_SUCCESS;
5010 
5011 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1197,
5012 	    "Entered %s.\n", __func__);
5013 
5014 	els_cmd_map = dma_alloc_coherent(&ha->pdev->dev, ELS_CMD_MAP_SIZE,
5015 	    &els_cmd_map_dma, GFP_KERNEL);
5016 	if (!els_cmd_map) {
5017 		ql_log(ql_log_warn, vha, 0x7101,
5018 		    "Failed to allocate RDP els command param.\n");
5019 		return QLA_MEMORY_ALLOC_FAILED;
5020 	}
5021 
5022 	/* List of Purex ELS */
5023 	if (ql2xrdpenable) {
5024 		cmd_opcode[active_cnt] = ELS_RDP;
5025 		active_cnt++;
5026 	}
5027 	if (ha->flags.scm_supported_f) {
5028 		cmd_opcode[active_cnt] = ELS_FPIN;
5029 		active_cnt++;
5030 	}
5031 	if (ha->flags.edif_enabled) {
5032 		cmd_opcode[active_cnt] = ELS_AUTH_ELS;
5033 		active_cnt++;
5034 	}
5035 
5036 	for (i = 0; i < active_cnt; i++) {
5037 		index = cmd_opcode[i] / 8;
5038 		purex_bit = cmd_opcode[i] % 8;
5039 		els_cmd_map[index] |= 1 << purex_bit;
5040 	}
5041 
5042 	mcp->mb[0] = MBC_SET_RNID_PARAMS;
5043 	mcp->mb[1] = RNID_TYPE_ELS_CMD << 8;
5044 	mcp->mb[2] = MSW(LSD(els_cmd_map_dma));
5045 	mcp->mb[3] = LSW(LSD(els_cmd_map_dma));
5046 	mcp->mb[6] = MSW(MSD(els_cmd_map_dma));
5047 	mcp->mb[7] = LSW(MSD(els_cmd_map_dma));
5048 	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
5049 	mcp->in_mb = MBX_1|MBX_0;
5050 	mcp->tov = MBX_TOV_SECONDS;
5051 	mcp->flags = MBX_DMA_OUT;
5052 	mcp->buf_size = ELS_CMD_MAP_SIZE;
5053 	rval = qla2x00_mailbox_command(vha, mcp);
5054 
5055 	if (rval != QLA_SUCCESS) {
5056 		ql_dbg(ql_dbg_mbx, vha, 0x118d,
5057 		    "Failed=%x (%x,%x).\n", rval, mcp->mb[0], mcp->mb[1]);
5058 	} else {
5059 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118c,
5060 		    "Done %s.\n", __func__);
5061 	}
5062 
5063 	dma_free_coherent(&ha->pdev->dev, ELS_CMD_MAP_SIZE,
5064 	   els_cmd_map, els_cmd_map_dma);
5065 
5066 	return rval;
5067 }
5068 
5069 static int
5070 qla2x00_read_asic_temperature(scsi_qla_host_t *vha, uint16_t *temp)
5071 {
5072 	int rval;
5073 	mbx_cmd_t mc;
5074 	mbx_cmd_t *mcp = &mc;
5075 
5076 	if (!IS_FWI2_CAPABLE(vha->hw))
5077 		return QLA_FUNCTION_FAILED;
5078 
5079 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1159,
5080 	    "Entered %s.\n", __func__);
5081 
5082 	mcp->mb[0] = MBC_GET_RNID_PARAMS;
5083 	mcp->mb[1] = RNID_TYPE_ASIC_TEMP << 8;
5084 	mcp->out_mb = MBX_1|MBX_0;
5085 	mcp->in_mb = MBX_1|MBX_0;
5086 	mcp->tov = MBX_TOV_SECONDS;
5087 	mcp->flags = 0;
5088 	rval = qla2x00_mailbox_command(vha, mcp);
5089 	*temp = mcp->mb[1];
5090 
5091 	if (rval != QLA_SUCCESS) {
5092 		ql_dbg(ql_dbg_mbx, vha, 0x115a,
5093 		    "Failed=%x mb[0]=%x,%x.\n", rval, mcp->mb[0], mcp->mb[1]);
5094 	} else {
5095 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x115b,
5096 		    "Done %s.\n", __func__);
5097 	}
5098 
5099 	return rval;
5100 }
5101 
5102 int
5103 qla2x00_read_sfp(scsi_qla_host_t *vha, dma_addr_t sfp_dma, uint8_t *sfp,
5104 	uint16_t dev, uint16_t off, uint16_t len, uint16_t opt)
5105 {
5106 	int rval;
5107 	mbx_cmd_t mc;
5108 	mbx_cmd_t *mcp = &mc;
5109 	struct qla_hw_data *ha = vha->hw;
5110 
5111 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e8,
5112 	    "Entered %s.\n", __func__);
5113 
5114 	if (!IS_FWI2_CAPABLE(ha))
5115 		return QLA_FUNCTION_FAILED;
5116 
5117 	if (len == 1)
5118 		opt |= BIT_0;
5119 
5120 	mcp->mb[0] = MBC_READ_SFP;
5121 	mcp->mb[1] = dev;
5122 	mcp->mb[2] = MSW(LSD(sfp_dma));
5123 	mcp->mb[3] = LSW(LSD(sfp_dma));
5124 	mcp->mb[6] = MSW(MSD(sfp_dma));
5125 	mcp->mb[7] = LSW(MSD(sfp_dma));
5126 	mcp->mb[8] = len;
5127 	mcp->mb[9] = off;
5128 	mcp->mb[10] = opt;
5129 	mcp->out_mb = MBX_10|MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
5130 	mcp->in_mb = MBX_1|MBX_0;
5131 	mcp->tov = MBX_TOV_SECONDS;
5132 	mcp->flags = 0;
5133 	rval = qla2x00_mailbox_command(vha, mcp);
5134 
5135 	if (opt & BIT_0)
5136 		*sfp = mcp->mb[1];
5137 
5138 	if (rval != QLA_SUCCESS) {
5139 		ql_dbg(ql_dbg_mbx, vha, 0x10e9,
5140 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5141 		if (mcp->mb[0] == MBS_COMMAND_ERROR && mcp->mb[1] == 0x22) {
5142 			/* sfp is not there */
5143 			rval = QLA_INTERFACE_ERROR;
5144 		}
5145 	} else {
5146 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ea,
5147 		    "Done %s.\n", __func__);
5148 	}
5149 
5150 	return rval;
5151 }
5152 
5153 int
5154 qla2x00_write_sfp(scsi_qla_host_t *vha, dma_addr_t sfp_dma, uint8_t *sfp,
5155 	uint16_t dev, uint16_t off, uint16_t len, uint16_t opt)
5156 {
5157 	int rval;
5158 	mbx_cmd_t mc;
5159 	mbx_cmd_t *mcp = &mc;
5160 	struct qla_hw_data *ha = vha->hw;
5161 
5162 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10eb,
5163 	    "Entered %s.\n", __func__);
5164 
5165 	if (!IS_FWI2_CAPABLE(ha))
5166 		return QLA_FUNCTION_FAILED;
5167 
5168 	if (len == 1)
5169 		opt |= BIT_0;
5170 
5171 	if (opt & BIT_0)
5172 		len = *sfp;
5173 
5174 	mcp->mb[0] = MBC_WRITE_SFP;
5175 	mcp->mb[1] = dev;
5176 	mcp->mb[2] = MSW(LSD(sfp_dma));
5177 	mcp->mb[3] = LSW(LSD(sfp_dma));
5178 	mcp->mb[6] = MSW(MSD(sfp_dma));
5179 	mcp->mb[7] = LSW(MSD(sfp_dma));
5180 	mcp->mb[8] = len;
5181 	mcp->mb[9] = off;
5182 	mcp->mb[10] = opt;
5183 	mcp->out_mb = MBX_10|MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
5184 	mcp->in_mb = MBX_1|MBX_0;
5185 	mcp->tov = MBX_TOV_SECONDS;
5186 	mcp->flags = 0;
5187 	rval = qla2x00_mailbox_command(vha, mcp);
5188 
5189 	if (rval != QLA_SUCCESS) {
5190 		ql_dbg(ql_dbg_mbx, vha, 0x10ec,
5191 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5192 	} else {
5193 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ed,
5194 		    "Done %s.\n", __func__);
5195 	}
5196 
5197 	return rval;
5198 }
5199 
5200 int
5201 qla2x00_get_xgmac_stats(scsi_qla_host_t *vha, dma_addr_t stats_dma,
5202     uint16_t size_in_bytes, uint16_t *actual_size)
5203 {
5204 	int rval;
5205 	mbx_cmd_t mc;
5206 	mbx_cmd_t *mcp = &mc;
5207 
5208 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ee,
5209 	    "Entered %s.\n", __func__);
5210 
5211 	if (!IS_CNA_CAPABLE(vha->hw))
5212 		return QLA_FUNCTION_FAILED;
5213 
5214 	mcp->mb[0] = MBC_GET_XGMAC_STATS;
5215 	mcp->mb[2] = MSW(stats_dma);
5216 	mcp->mb[3] = LSW(stats_dma);
5217 	mcp->mb[6] = MSW(MSD(stats_dma));
5218 	mcp->mb[7] = LSW(MSD(stats_dma));
5219 	mcp->mb[8] = size_in_bytes >> 2;
5220 	mcp->out_mb = MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
5221 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
5222 	mcp->tov = MBX_TOV_SECONDS;
5223 	mcp->flags = 0;
5224 	rval = qla2x00_mailbox_command(vha, mcp);
5225 
5226 	if (rval != QLA_SUCCESS) {
5227 		ql_dbg(ql_dbg_mbx, vha, 0x10ef,
5228 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x.\n",
5229 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2]);
5230 	} else {
5231 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f0,
5232 		    "Done %s.\n", __func__);
5233 
5234 
5235 		*actual_size = mcp->mb[2] << 2;
5236 	}
5237 
5238 	return rval;
5239 }
5240 
5241 int
5242 qla2x00_get_dcbx_params(scsi_qla_host_t *vha, dma_addr_t tlv_dma,
5243     uint16_t size)
5244 {
5245 	int rval;
5246 	mbx_cmd_t mc;
5247 	mbx_cmd_t *mcp = &mc;
5248 
5249 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f1,
5250 	    "Entered %s.\n", __func__);
5251 
5252 	if (!IS_CNA_CAPABLE(vha->hw))
5253 		return QLA_FUNCTION_FAILED;
5254 
5255 	mcp->mb[0] = MBC_GET_DCBX_PARAMS;
5256 	mcp->mb[1] = 0;
5257 	mcp->mb[2] = MSW(tlv_dma);
5258 	mcp->mb[3] = LSW(tlv_dma);
5259 	mcp->mb[6] = MSW(MSD(tlv_dma));
5260 	mcp->mb[7] = LSW(MSD(tlv_dma));
5261 	mcp->mb[8] = size;
5262 	mcp->out_mb = MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
5263 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
5264 	mcp->tov = MBX_TOV_SECONDS;
5265 	mcp->flags = 0;
5266 	rval = qla2x00_mailbox_command(vha, mcp);
5267 
5268 	if (rval != QLA_SUCCESS) {
5269 		ql_dbg(ql_dbg_mbx, vha, 0x10f2,
5270 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x.\n",
5271 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2]);
5272 	} else {
5273 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f3,
5274 		    "Done %s.\n", __func__);
5275 	}
5276 
5277 	return rval;
5278 }
5279 
5280 int
5281 qla2x00_read_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t *data)
5282 {
5283 	int rval;
5284 	mbx_cmd_t mc;
5285 	mbx_cmd_t *mcp = &mc;
5286 
5287 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f4,
5288 	    "Entered %s.\n", __func__);
5289 
5290 	if (!IS_FWI2_CAPABLE(vha->hw))
5291 		return QLA_FUNCTION_FAILED;
5292 
5293 	mcp->mb[0] = MBC_READ_RAM_EXTENDED;
5294 	mcp->mb[1] = LSW(risc_addr);
5295 	mcp->mb[8] = MSW(risc_addr);
5296 	mcp->out_mb = MBX_8|MBX_1|MBX_0;
5297 	mcp->in_mb = MBX_3|MBX_2|MBX_0;
5298 	mcp->tov = MBX_TOV_SECONDS;
5299 	mcp->flags = 0;
5300 	rval = qla2x00_mailbox_command(vha, mcp);
5301 	if (rval != QLA_SUCCESS) {
5302 		ql_dbg(ql_dbg_mbx, vha, 0x10f5,
5303 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5304 	} else {
5305 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f6,
5306 		    "Done %s.\n", __func__);
5307 		*data = mcp->mb[3] << 16 | mcp->mb[2];
5308 	}
5309 
5310 	return rval;
5311 }
5312 
5313 int
5314 qla2x00_loopback_test(scsi_qla_host_t *vha, struct msg_echo_lb *mreq,
5315 	uint16_t *mresp)
5316 {
5317 	int rval;
5318 	mbx_cmd_t mc;
5319 	mbx_cmd_t *mcp = &mc;
5320 
5321 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f7,
5322 	    "Entered %s.\n", __func__);
5323 
5324 	memset(mcp->mb, 0 , sizeof(mcp->mb));
5325 	mcp->mb[0] = MBC_DIAGNOSTIC_LOOP_BACK;
5326 	mcp->mb[1] = mreq->options | BIT_6;	// BIT_6 specifies 64 bit addressing
5327 
5328 	/* transfer count */
5329 	mcp->mb[10] = LSW(mreq->transfer_size);
5330 	mcp->mb[11] = MSW(mreq->transfer_size);
5331 
5332 	/* send data address */
5333 	mcp->mb[14] = LSW(mreq->send_dma);
5334 	mcp->mb[15] = MSW(mreq->send_dma);
5335 	mcp->mb[20] = LSW(MSD(mreq->send_dma));
5336 	mcp->mb[21] = MSW(MSD(mreq->send_dma));
5337 
5338 	/* receive data address */
5339 	mcp->mb[16] = LSW(mreq->rcv_dma);
5340 	mcp->mb[17] = MSW(mreq->rcv_dma);
5341 	mcp->mb[6] = LSW(MSD(mreq->rcv_dma));
5342 	mcp->mb[7] = MSW(MSD(mreq->rcv_dma));
5343 
5344 	/* Iteration count */
5345 	mcp->mb[18] = LSW(mreq->iteration_count);
5346 	mcp->mb[19] = MSW(mreq->iteration_count);
5347 
5348 	mcp->out_mb = MBX_21|MBX_20|MBX_19|MBX_18|MBX_17|MBX_16|MBX_15|
5349 	    MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_7|MBX_6|MBX_1|MBX_0;
5350 	if (IS_CNA_CAPABLE(vha->hw))
5351 		mcp->out_mb |= MBX_2;
5352 	mcp->in_mb = MBX_19|MBX_18|MBX_3|MBX_2|MBX_1|MBX_0;
5353 
5354 	mcp->buf_size = mreq->transfer_size;
5355 	mcp->tov = MBX_TOV_SECONDS;
5356 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
5357 
5358 	rval = qla2x00_mailbox_command(vha, mcp);
5359 
5360 	if (rval != QLA_SUCCESS) {
5361 		ql_dbg(ql_dbg_mbx, vha, 0x10f8,
5362 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x mb[3]=%x mb[18]=%x "
5363 		    "mb[19]=%x.\n", rval, mcp->mb[0], mcp->mb[1], mcp->mb[2],
5364 		    mcp->mb[3], mcp->mb[18], mcp->mb[19]);
5365 	} else {
5366 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f9,
5367 		    "Done %s.\n", __func__);
5368 	}
5369 
5370 	/* Copy mailbox information */
5371 	memcpy( mresp, mcp->mb, 64);
5372 	return rval;
5373 }
5374 
5375 int
5376 qla2x00_echo_test(scsi_qla_host_t *vha, struct msg_echo_lb *mreq,
5377 	uint16_t *mresp)
5378 {
5379 	int rval;
5380 	mbx_cmd_t mc;
5381 	mbx_cmd_t *mcp = &mc;
5382 	struct qla_hw_data *ha = vha->hw;
5383 
5384 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10fa,
5385 	    "Entered %s.\n", __func__);
5386 
5387 	memset(mcp->mb, 0 , sizeof(mcp->mb));
5388 	mcp->mb[0] = MBC_DIAGNOSTIC_ECHO;
5389 	/* BIT_6 specifies 64bit address */
5390 	mcp->mb[1] = mreq->options | BIT_15 | BIT_6;
5391 	if (IS_CNA_CAPABLE(ha)) {
5392 		mcp->mb[2] = vha->fcoe_fcf_idx;
5393 	}
5394 	mcp->mb[16] = LSW(mreq->rcv_dma);
5395 	mcp->mb[17] = MSW(mreq->rcv_dma);
5396 	mcp->mb[6] = LSW(MSD(mreq->rcv_dma));
5397 	mcp->mb[7] = MSW(MSD(mreq->rcv_dma));
5398 
5399 	mcp->mb[10] = LSW(mreq->transfer_size);
5400 
5401 	mcp->mb[14] = LSW(mreq->send_dma);
5402 	mcp->mb[15] = MSW(mreq->send_dma);
5403 	mcp->mb[20] = LSW(MSD(mreq->send_dma));
5404 	mcp->mb[21] = MSW(MSD(mreq->send_dma));
5405 
5406 	mcp->out_mb = MBX_21|MBX_20|MBX_17|MBX_16|MBX_15|
5407 	    MBX_14|MBX_10|MBX_7|MBX_6|MBX_1|MBX_0;
5408 	if (IS_CNA_CAPABLE(ha))
5409 		mcp->out_mb |= MBX_2;
5410 
5411 	mcp->in_mb = MBX_0;
5412 	if (IS_CNA_CAPABLE(ha) || IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha) ||
5413 	    IS_QLA2031(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))
5414 		mcp->in_mb |= MBX_1;
5415 	if (IS_CNA_CAPABLE(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha) ||
5416 	    IS_QLA28XX(ha))
5417 		mcp->in_mb |= MBX_3;
5418 
5419 	mcp->tov = MBX_TOV_SECONDS;
5420 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
5421 	mcp->buf_size = mreq->transfer_size;
5422 
5423 	rval = qla2x00_mailbox_command(vha, mcp);
5424 
5425 	if (rval != QLA_SUCCESS) {
5426 		ql_dbg(ql_dbg_mbx, vha, 0x10fb,
5427 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
5428 		    rval, mcp->mb[0], mcp->mb[1]);
5429 	} else {
5430 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10fc,
5431 		    "Done %s.\n", __func__);
5432 	}
5433 
5434 	/* Copy mailbox information */
5435 	memcpy(mresp, mcp->mb, 64);
5436 	return rval;
5437 }
5438 
5439 int
5440 qla84xx_reset_chip(scsi_qla_host_t *vha, uint16_t enable_diagnostic)
5441 {
5442 	int rval;
5443 	mbx_cmd_t mc;
5444 	mbx_cmd_t *mcp = &mc;
5445 
5446 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10fd,
5447 	    "Entered %s enable_diag=%d.\n", __func__, enable_diagnostic);
5448 
5449 	mcp->mb[0] = MBC_ISP84XX_RESET;
5450 	mcp->mb[1] = enable_diagnostic;
5451 	mcp->out_mb = MBX_1|MBX_0;
5452 	mcp->in_mb = MBX_1|MBX_0;
5453 	mcp->tov = MBX_TOV_SECONDS;
5454 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
5455 	rval = qla2x00_mailbox_command(vha, mcp);
5456 
5457 	if (rval != QLA_SUCCESS)
5458 		ql_dbg(ql_dbg_mbx, vha, 0x10fe, "Failed=%x.\n", rval);
5459 	else
5460 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ff,
5461 		    "Done %s.\n", __func__);
5462 
5463 	return rval;
5464 }
5465 
5466 int
5467 qla2x00_write_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t data)
5468 {
5469 	int rval;
5470 	mbx_cmd_t mc;
5471 	mbx_cmd_t *mcp = &mc;
5472 
5473 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1100,
5474 	    "Entered %s.\n", __func__);
5475 
5476 	if (!IS_FWI2_CAPABLE(vha->hw))
5477 		return QLA_FUNCTION_FAILED;
5478 
5479 	mcp->mb[0] = MBC_WRITE_RAM_WORD_EXTENDED;
5480 	mcp->mb[1] = LSW(risc_addr);
5481 	mcp->mb[2] = LSW(data);
5482 	mcp->mb[3] = MSW(data);
5483 	mcp->mb[8] = MSW(risc_addr);
5484 	mcp->out_mb = MBX_8|MBX_3|MBX_2|MBX_1|MBX_0;
5485 	mcp->in_mb = MBX_1|MBX_0;
5486 	mcp->tov = MBX_TOV_SECONDS;
5487 	mcp->flags = 0;
5488 	rval = qla2x00_mailbox_command(vha, mcp);
5489 	if (rval != QLA_SUCCESS) {
5490 		ql_dbg(ql_dbg_mbx, vha, 0x1101,
5491 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
5492 		    rval, mcp->mb[0], mcp->mb[1]);
5493 	} else {
5494 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1102,
5495 		    "Done %s.\n", __func__);
5496 	}
5497 
5498 	return rval;
5499 }
5500 
5501 int
5502 qla81xx_write_mpi_register(scsi_qla_host_t *vha, uint16_t *mb)
5503 {
5504 	int rval;
5505 	uint32_t stat, timer;
5506 	uint16_t mb0 = 0;
5507 	struct qla_hw_data *ha = vha->hw;
5508 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
5509 
5510 	rval = QLA_SUCCESS;
5511 
5512 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1103,
5513 	    "Entered %s.\n", __func__);
5514 
5515 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
5516 
5517 	/* Write the MBC data to the registers */
5518 	wrt_reg_word(&reg->mailbox0, MBC_WRITE_MPI_REGISTER);
5519 	wrt_reg_word(&reg->mailbox1, mb[0]);
5520 	wrt_reg_word(&reg->mailbox2, mb[1]);
5521 	wrt_reg_word(&reg->mailbox3, mb[2]);
5522 	wrt_reg_word(&reg->mailbox4, mb[3]);
5523 
5524 	wrt_reg_dword(&reg->hccr, HCCRX_SET_HOST_INT);
5525 
5526 	/* Poll for MBC interrupt */
5527 	for (timer = 6000000; timer; timer--) {
5528 		/* Check for pending interrupts. */
5529 		stat = rd_reg_dword(&reg->host_status);
5530 		if (stat & HSRX_RISC_INT) {
5531 			stat &= 0xff;
5532 
5533 			if (stat == 0x1 || stat == 0x2 ||
5534 			    stat == 0x10 || stat == 0x11) {
5535 				set_bit(MBX_INTERRUPT,
5536 				    &ha->mbx_cmd_flags);
5537 				mb0 = rd_reg_word(&reg->mailbox0);
5538 				wrt_reg_dword(&reg->hccr,
5539 				    HCCRX_CLR_RISC_INT);
5540 				rd_reg_dword(&reg->hccr);
5541 				break;
5542 			}
5543 		}
5544 		udelay(5);
5545 	}
5546 
5547 	if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags))
5548 		rval = mb0 & MBS_MASK;
5549 	else
5550 		rval = QLA_FUNCTION_FAILED;
5551 
5552 	if (rval != QLA_SUCCESS) {
5553 		ql_dbg(ql_dbg_mbx, vha, 0x1104,
5554 		    "Failed=%x mb[0]=%x.\n", rval, mb[0]);
5555 	} else {
5556 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1105,
5557 		    "Done %s.\n", __func__);
5558 	}
5559 
5560 	return rval;
5561 }
5562 
5563 /* Set the specified data rate */
5564 int
5565 qla2x00_set_data_rate(scsi_qla_host_t *vha, uint16_t mode)
5566 {
5567 	int rval;
5568 	mbx_cmd_t mc;
5569 	mbx_cmd_t *mcp = &mc;
5570 	struct qla_hw_data *ha = vha->hw;
5571 	uint16_t val;
5572 
5573 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1106,
5574 	    "Entered %s speed:0x%x mode:0x%x.\n", __func__, ha->set_data_rate,
5575 	    mode);
5576 
5577 	if (!IS_FWI2_CAPABLE(ha))
5578 		return QLA_FUNCTION_FAILED;
5579 
5580 	memset(mcp, 0, sizeof(*mcp));
5581 	switch (ha->set_data_rate) {
5582 	case PORT_SPEED_AUTO:
5583 	case PORT_SPEED_4GB:
5584 	case PORT_SPEED_8GB:
5585 	case PORT_SPEED_16GB:
5586 	case PORT_SPEED_32GB:
5587 		val = ha->set_data_rate;
5588 		break;
5589 	default:
5590 		ql_log(ql_log_warn, vha, 0x1199,
5591 		    "Unrecognized speed setting:%d. Setting Autoneg\n",
5592 		    ha->set_data_rate);
5593 		val = ha->set_data_rate = PORT_SPEED_AUTO;
5594 		break;
5595 	}
5596 
5597 	mcp->mb[0] = MBC_DATA_RATE;
5598 	mcp->mb[1] = mode;
5599 	mcp->mb[2] = val;
5600 
5601 	mcp->out_mb = MBX_2|MBX_1|MBX_0;
5602 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
5603 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))
5604 		mcp->in_mb |= MBX_4|MBX_3;
5605 	mcp->tov = MBX_TOV_SECONDS;
5606 	mcp->flags = 0;
5607 	rval = qla2x00_mailbox_command(vha, mcp);
5608 	if (rval != QLA_SUCCESS) {
5609 		ql_dbg(ql_dbg_mbx, vha, 0x1107,
5610 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5611 	} else {
5612 		if (mcp->mb[1] != 0x7)
5613 			ql_dbg(ql_dbg_mbx, vha, 0x1179,
5614 				"Speed set:0x%x\n", mcp->mb[1]);
5615 
5616 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1108,
5617 		    "Done %s.\n", __func__);
5618 	}
5619 
5620 	return rval;
5621 }
5622 
5623 int
5624 qla2x00_get_data_rate(scsi_qla_host_t *vha)
5625 {
5626 	int rval;
5627 	mbx_cmd_t mc;
5628 	mbx_cmd_t *mcp = &mc;
5629 	struct qla_hw_data *ha = vha->hw;
5630 
5631 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1106,
5632 	    "Entered %s.\n", __func__);
5633 
5634 	if (!IS_FWI2_CAPABLE(ha))
5635 		return QLA_FUNCTION_FAILED;
5636 
5637 	mcp->mb[0] = MBC_DATA_RATE;
5638 	mcp->mb[1] = QLA_GET_DATA_RATE;
5639 	mcp->out_mb = MBX_1|MBX_0;
5640 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
5641 	if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))
5642 		mcp->in_mb |= MBX_4|MBX_3;
5643 	mcp->tov = MBX_TOV_SECONDS;
5644 	mcp->flags = 0;
5645 	rval = qla2x00_mailbox_command(vha, mcp);
5646 	if (rval != QLA_SUCCESS) {
5647 		ql_dbg(ql_dbg_mbx, vha, 0x1107,
5648 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5649 	} else {
5650 		if (mcp->mb[1] != 0x7)
5651 			ha->link_data_rate = mcp->mb[1];
5652 
5653 		if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
5654 			if (mcp->mb[4] & BIT_0)
5655 				ql_log(ql_log_info, vha, 0x11a2,
5656 				    "FEC=enabled (data rate).\n");
5657 		}
5658 
5659 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1108,
5660 		    "Done %s.\n", __func__);
5661 		if (mcp->mb[1] != 0x7)
5662 			ha->link_data_rate = mcp->mb[1];
5663 	}
5664 
5665 	return rval;
5666 }
5667 
5668 int
5669 qla81xx_get_port_config(scsi_qla_host_t *vha, uint16_t *mb)
5670 {
5671 	int rval;
5672 	mbx_cmd_t mc;
5673 	mbx_cmd_t *mcp = &mc;
5674 	struct qla_hw_data *ha = vha->hw;
5675 
5676 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1109,
5677 	    "Entered %s.\n", __func__);
5678 
5679 	if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) && !IS_QLA8044(ha) &&
5680 	    !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
5681 		return QLA_FUNCTION_FAILED;
5682 	mcp->mb[0] = MBC_GET_PORT_CONFIG;
5683 	mcp->out_mb = MBX_0;
5684 	mcp->in_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5685 	mcp->tov = MBX_TOV_SECONDS;
5686 	mcp->flags = 0;
5687 
5688 	rval = qla2x00_mailbox_command(vha, mcp);
5689 
5690 	if (rval != QLA_SUCCESS) {
5691 		ql_dbg(ql_dbg_mbx, vha, 0x110a,
5692 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5693 	} else {
5694 		/* Copy all bits to preserve original value */
5695 		memcpy(mb, &mcp->mb[1], sizeof(uint16_t) * 4);
5696 
5697 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x110b,
5698 		    "Done %s.\n", __func__);
5699 	}
5700 	return rval;
5701 }
5702 
5703 int
5704 qla81xx_set_port_config(scsi_qla_host_t *vha, uint16_t *mb)
5705 {
5706 	int rval;
5707 	mbx_cmd_t mc;
5708 	mbx_cmd_t *mcp = &mc;
5709 
5710 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x110c,
5711 	    "Entered %s.\n", __func__);
5712 
5713 	mcp->mb[0] = MBC_SET_PORT_CONFIG;
5714 	/* Copy all bits to preserve original setting */
5715 	memcpy(&mcp->mb[1], mb, sizeof(uint16_t) * 4);
5716 	mcp->out_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5717 	mcp->in_mb = MBX_0;
5718 	mcp->tov = MBX_TOV_SECONDS;
5719 	mcp->flags = 0;
5720 	rval = qla2x00_mailbox_command(vha, mcp);
5721 
5722 	if (rval != QLA_SUCCESS) {
5723 		ql_dbg(ql_dbg_mbx, vha, 0x110d,
5724 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5725 	} else
5726 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x110e,
5727 		    "Done %s.\n", __func__);
5728 
5729 	return rval;
5730 }
5731 
5732 
5733 int
5734 qla24xx_set_fcp_prio(scsi_qla_host_t *vha, uint16_t loop_id, uint16_t priority,
5735 		uint16_t *mb)
5736 {
5737 	int rval;
5738 	mbx_cmd_t mc;
5739 	mbx_cmd_t *mcp = &mc;
5740 	struct qla_hw_data *ha = vha->hw;
5741 
5742 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x110f,
5743 	    "Entered %s.\n", __func__);
5744 
5745 	if (!IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha))
5746 		return QLA_FUNCTION_FAILED;
5747 
5748 	mcp->mb[0] = MBC_PORT_PARAMS;
5749 	mcp->mb[1] = loop_id;
5750 	if (ha->flags.fcp_prio_enabled)
5751 		mcp->mb[2] = BIT_1;
5752 	else
5753 		mcp->mb[2] = BIT_2;
5754 	mcp->mb[4] = priority & 0xf;
5755 	mcp->mb[9] = vha->vp_idx;
5756 	mcp->out_mb = MBX_9|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5757 	mcp->in_mb = MBX_4|MBX_3|MBX_1|MBX_0;
5758 	mcp->tov = MBX_TOV_SECONDS;
5759 	mcp->flags = 0;
5760 	rval = qla2x00_mailbox_command(vha, mcp);
5761 	if (mb != NULL) {
5762 		mb[0] = mcp->mb[0];
5763 		mb[1] = mcp->mb[1];
5764 		mb[3] = mcp->mb[3];
5765 		mb[4] = mcp->mb[4];
5766 	}
5767 
5768 	if (rval != QLA_SUCCESS) {
5769 		ql_dbg(ql_dbg_mbx, vha, 0x10cd, "Failed=%x.\n", rval);
5770 	} else {
5771 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10cc,
5772 		    "Done %s.\n", __func__);
5773 	}
5774 
5775 	return rval;
5776 }
5777 
5778 int
5779 qla2x00_get_thermal_temp(scsi_qla_host_t *vha, uint16_t *temp)
5780 {
5781 	int rval = QLA_FUNCTION_FAILED;
5782 	struct qla_hw_data *ha = vha->hw;
5783 	uint8_t byte;
5784 
5785 	if (!IS_FWI2_CAPABLE(ha) || IS_QLA24XX_TYPE(ha) || IS_QLA81XX(ha)) {
5786 		ql_dbg(ql_dbg_mbx, vha, 0x1150,
5787 		    "Thermal not supported by this card.\n");
5788 		return rval;
5789 	}
5790 
5791 	if (IS_QLA25XX(ha)) {
5792 		if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
5793 		    ha->pdev->subsystem_device == 0x0175) {
5794 			rval = qla2x00_read_sfp(vha, 0, &byte,
5795 			    0x98, 0x1, 1, BIT_13|BIT_0);
5796 			*temp = byte;
5797 			return rval;
5798 		}
5799 		if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_HP &&
5800 		    ha->pdev->subsystem_device == 0x338e) {
5801 			rval = qla2x00_read_sfp(vha, 0, &byte,
5802 			    0x98, 0x1, 1, BIT_15|BIT_14|BIT_0);
5803 			*temp = byte;
5804 			return rval;
5805 		}
5806 		ql_dbg(ql_dbg_mbx, vha, 0x10c9,
5807 		    "Thermal not supported by this card.\n");
5808 		return rval;
5809 	}
5810 
5811 	if (IS_QLA82XX(ha)) {
5812 		*temp = qla82xx_read_temperature(vha);
5813 		rval = QLA_SUCCESS;
5814 		return rval;
5815 	} else if (IS_QLA8044(ha)) {
5816 		*temp = qla8044_read_temperature(vha);
5817 		rval = QLA_SUCCESS;
5818 		return rval;
5819 	}
5820 
5821 	rval = qla2x00_read_asic_temperature(vha, temp);
5822 	return rval;
5823 }
5824 
5825 int
5826 qla82xx_mbx_intr_enable(scsi_qla_host_t *vha)
5827 {
5828 	int rval;
5829 	struct qla_hw_data *ha = vha->hw;
5830 	mbx_cmd_t mc;
5831 	mbx_cmd_t *mcp = &mc;
5832 
5833 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1017,
5834 	    "Entered %s.\n", __func__);
5835 
5836 	if (!IS_FWI2_CAPABLE(ha))
5837 		return QLA_FUNCTION_FAILED;
5838 
5839 	memset(mcp, 0, sizeof(mbx_cmd_t));
5840 	mcp->mb[0] = MBC_TOGGLE_INTERRUPT;
5841 	mcp->mb[1] = 1;
5842 
5843 	mcp->out_mb = MBX_1|MBX_0;
5844 	mcp->in_mb = MBX_0;
5845 	mcp->tov = MBX_TOV_SECONDS;
5846 	mcp->flags = 0;
5847 
5848 	rval = qla2x00_mailbox_command(vha, mcp);
5849 	if (rval != QLA_SUCCESS) {
5850 		ql_dbg(ql_dbg_mbx, vha, 0x1016,
5851 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5852 	} else {
5853 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x100e,
5854 		    "Done %s.\n", __func__);
5855 	}
5856 
5857 	return rval;
5858 }
5859 
5860 int
5861 qla82xx_mbx_intr_disable(scsi_qla_host_t *vha)
5862 {
5863 	int rval;
5864 	struct qla_hw_data *ha = vha->hw;
5865 	mbx_cmd_t mc;
5866 	mbx_cmd_t *mcp = &mc;
5867 
5868 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x100d,
5869 	    "Entered %s.\n", __func__);
5870 
5871 	if (!IS_P3P_TYPE(ha))
5872 		return QLA_FUNCTION_FAILED;
5873 
5874 	memset(mcp, 0, sizeof(mbx_cmd_t));
5875 	mcp->mb[0] = MBC_TOGGLE_INTERRUPT;
5876 	mcp->mb[1] = 0;
5877 
5878 	mcp->out_mb = MBX_1|MBX_0;
5879 	mcp->in_mb = MBX_0;
5880 	mcp->tov = MBX_TOV_SECONDS;
5881 	mcp->flags = 0;
5882 
5883 	rval = qla2x00_mailbox_command(vha, mcp);
5884 	if (rval != QLA_SUCCESS) {
5885 		ql_dbg(ql_dbg_mbx, vha, 0x100c,
5886 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
5887 	} else {
5888 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x100b,
5889 		    "Done %s.\n", __func__);
5890 	}
5891 
5892 	return rval;
5893 }
5894 
5895 int
5896 qla82xx_md_get_template_size(scsi_qla_host_t *vha)
5897 {
5898 	struct qla_hw_data *ha = vha->hw;
5899 	mbx_cmd_t mc;
5900 	mbx_cmd_t *mcp = &mc;
5901 	int rval = QLA_FUNCTION_FAILED;
5902 
5903 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x111f,
5904 	    "Entered %s.\n", __func__);
5905 
5906 	memset(mcp->mb, 0 , sizeof(mcp->mb));
5907 	mcp->mb[0] = LSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
5908 	mcp->mb[1] = MSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
5909 	mcp->mb[2] = LSW(RQST_TMPLT_SIZE);
5910 	mcp->mb[3] = MSW(RQST_TMPLT_SIZE);
5911 
5912 	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
5913 	mcp->in_mb = MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_9|MBX_8|
5914 	    MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5915 
5916 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
5917 	mcp->tov = MBX_TOV_SECONDS;
5918 	rval = qla2x00_mailbox_command(vha, mcp);
5919 
5920 	/* Always copy back return mailbox values. */
5921 	if (rval != QLA_SUCCESS) {
5922 		ql_dbg(ql_dbg_mbx, vha, 0x1120,
5923 		    "mailbox command FAILED=0x%x, subcode=%x.\n",
5924 		    (mcp->mb[1] << 16) | mcp->mb[0],
5925 		    (mcp->mb[3] << 16) | mcp->mb[2]);
5926 	} else {
5927 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1121,
5928 		    "Done %s.\n", __func__);
5929 		ha->md_template_size = ((mcp->mb[3] << 16) | mcp->mb[2]);
5930 		if (!ha->md_template_size) {
5931 			ql_dbg(ql_dbg_mbx, vha, 0x1122,
5932 			    "Null template size obtained.\n");
5933 			rval = QLA_FUNCTION_FAILED;
5934 		}
5935 	}
5936 	return rval;
5937 }
5938 
5939 int
5940 qla82xx_md_get_template(scsi_qla_host_t *vha)
5941 {
5942 	struct qla_hw_data *ha = vha->hw;
5943 	mbx_cmd_t mc;
5944 	mbx_cmd_t *mcp = &mc;
5945 	int rval = QLA_FUNCTION_FAILED;
5946 
5947 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1123,
5948 	    "Entered %s.\n", __func__);
5949 
5950 	ha->md_tmplt_hdr = dma_alloc_coherent(&ha->pdev->dev,
5951 	   ha->md_template_size, &ha->md_tmplt_hdr_dma, GFP_KERNEL);
5952 	if (!ha->md_tmplt_hdr) {
5953 		ql_log(ql_log_warn, vha, 0x1124,
5954 		    "Unable to allocate memory for Minidump template.\n");
5955 		return rval;
5956 	}
5957 
5958 	memset(mcp->mb, 0 , sizeof(mcp->mb));
5959 	mcp->mb[0] = LSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
5960 	mcp->mb[1] = MSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
5961 	mcp->mb[2] = LSW(RQST_TMPLT);
5962 	mcp->mb[3] = MSW(RQST_TMPLT);
5963 	mcp->mb[4] = LSW(LSD(ha->md_tmplt_hdr_dma));
5964 	mcp->mb[5] = MSW(LSD(ha->md_tmplt_hdr_dma));
5965 	mcp->mb[6] = LSW(MSD(ha->md_tmplt_hdr_dma));
5966 	mcp->mb[7] = MSW(MSD(ha->md_tmplt_hdr_dma));
5967 	mcp->mb[8] = LSW(ha->md_template_size);
5968 	mcp->mb[9] = MSW(ha->md_template_size);
5969 
5970 	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
5971 	mcp->tov = MBX_TOV_SECONDS;
5972 	mcp->out_mb = MBX_11|MBX_10|MBX_9|MBX_8|
5973 	    MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
5974 	mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
5975 	rval = qla2x00_mailbox_command(vha, mcp);
5976 
5977 	if (rval != QLA_SUCCESS) {
5978 		ql_dbg(ql_dbg_mbx, vha, 0x1125,
5979 		    "mailbox command FAILED=0x%x, subcode=%x.\n",
5980 		    ((mcp->mb[1] << 16) | mcp->mb[0]),
5981 		    ((mcp->mb[3] << 16) | mcp->mb[2]));
5982 	} else
5983 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1126,
5984 		    "Done %s.\n", __func__);
5985 	return rval;
5986 }
5987 
5988 int
5989 qla8044_md_get_template(scsi_qla_host_t *vha)
5990 {
5991 	struct qla_hw_data *ha = vha->hw;
5992 	mbx_cmd_t mc;
5993 	mbx_cmd_t *mcp = &mc;
5994 	int rval = QLA_FUNCTION_FAILED;
5995 	int offset = 0, size = MINIDUMP_SIZE_36K;
5996 
5997 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0xb11f,
5998 	    "Entered %s.\n", __func__);
5999 
6000 	ha->md_tmplt_hdr = dma_alloc_coherent(&ha->pdev->dev,
6001 	   ha->md_template_size, &ha->md_tmplt_hdr_dma, GFP_KERNEL);
6002 	if (!ha->md_tmplt_hdr) {
6003 		ql_log(ql_log_warn, vha, 0xb11b,
6004 		    "Unable to allocate memory for Minidump template.\n");
6005 		return rval;
6006 	}
6007 
6008 	memset(mcp->mb, 0 , sizeof(mcp->mb));
6009 	while (offset < ha->md_template_size) {
6010 		mcp->mb[0] = LSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
6011 		mcp->mb[1] = MSW(MBC_DIAGNOSTIC_MINIDUMP_TEMPLATE);
6012 		mcp->mb[2] = LSW(RQST_TMPLT);
6013 		mcp->mb[3] = MSW(RQST_TMPLT);
6014 		mcp->mb[4] = LSW(LSD(ha->md_tmplt_hdr_dma + offset));
6015 		mcp->mb[5] = MSW(LSD(ha->md_tmplt_hdr_dma + offset));
6016 		mcp->mb[6] = LSW(MSD(ha->md_tmplt_hdr_dma + offset));
6017 		mcp->mb[7] = MSW(MSD(ha->md_tmplt_hdr_dma + offset));
6018 		mcp->mb[8] = LSW(size);
6019 		mcp->mb[9] = MSW(size);
6020 		mcp->mb[10] = offset & 0x0000FFFF;
6021 		mcp->mb[11] = offset & 0xFFFF0000;
6022 		mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
6023 		mcp->tov = MBX_TOV_SECONDS;
6024 		mcp->out_mb = MBX_11|MBX_10|MBX_9|MBX_8|
6025 			MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
6026 		mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
6027 		rval = qla2x00_mailbox_command(vha, mcp);
6028 
6029 		if (rval != QLA_SUCCESS) {
6030 			ql_dbg(ql_dbg_mbx, vha, 0xb11c,
6031 				"mailbox command FAILED=0x%x, subcode=%x.\n",
6032 				((mcp->mb[1] << 16) | mcp->mb[0]),
6033 				((mcp->mb[3] << 16) | mcp->mb[2]));
6034 			return rval;
6035 		} else
6036 			ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0xb11d,
6037 				"Done %s.\n", __func__);
6038 		offset = offset + size;
6039 	}
6040 	return rval;
6041 }
6042 
6043 int
6044 qla81xx_set_led_config(scsi_qla_host_t *vha, uint16_t *led_cfg)
6045 {
6046 	int rval;
6047 	struct qla_hw_data *ha = vha->hw;
6048 	mbx_cmd_t mc;
6049 	mbx_cmd_t *mcp = &mc;
6050 
6051 	if (!IS_QLA81XX(ha) && !IS_QLA8031(ha))
6052 		return QLA_FUNCTION_FAILED;
6053 
6054 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1133,
6055 	    "Entered %s.\n", __func__);
6056 
6057 	memset(mcp, 0, sizeof(mbx_cmd_t));
6058 	mcp->mb[0] = MBC_SET_LED_CONFIG;
6059 	mcp->mb[1] = led_cfg[0];
6060 	mcp->mb[2] = led_cfg[1];
6061 	if (IS_QLA8031(ha)) {
6062 		mcp->mb[3] = led_cfg[2];
6063 		mcp->mb[4] = led_cfg[3];
6064 		mcp->mb[5] = led_cfg[4];
6065 		mcp->mb[6] = led_cfg[5];
6066 	}
6067 
6068 	mcp->out_mb = MBX_2|MBX_1|MBX_0;
6069 	if (IS_QLA8031(ha))
6070 		mcp->out_mb |= MBX_6|MBX_5|MBX_4|MBX_3;
6071 	mcp->in_mb = MBX_0;
6072 	mcp->tov = MBX_TOV_SECONDS;
6073 	mcp->flags = 0;
6074 
6075 	rval = qla2x00_mailbox_command(vha, mcp);
6076 	if (rval != QLA_SUCCESS) {
6077 		ql_dbg(ql_dbg_mbx, vha, 0x1134,
6078 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
6079 	} else {
6080 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1135,
6081 		    "Done %s.\n", __func__);
6082 	}
6083 
6084 	return rval;
6085 }
6086 
6087 int
6088 qla81xx_get_led_config(scsi_qla_host_t *vha, uint16_t *led_cfg)
6089 {
6090 	int rval;
6091 	struct qla_hw_data *ha = vha->hw;
6092 	mbx_cmd_t mc;
6093 	mbx_cmd_t *mcp = &mc;
6094 
6095 	if (!IS_QLA81XX(ha) && !IS_QLA8031(ha))
6096 		return QLA_FUNCTION_FAILED;
6097 
6098 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1136,
6099 	    "Entered %s.\n", __func__);
6100 
6101 	memset(mcp, 0, sizeof(mbx_cmd_t));
6102 	mcp->mb[0] = MBC_GET_LED_CONFIG;
6103 
6104 	mcp->out_mb = MBX_0;
6105 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
6106 	if (IS_QLA8031(ha))
6107 		mcp->in_mb |= MBX_6|MBX_5|MBX_4|MBX_3;
6108 	mcp->tov = MBX_TOV_SECONDS;
6109 	mcp->flags = 0;
6110 
6111 	rval = qla2x00_mailbox_command(vha, mcp);
6112 	if (rval != QLA_SUCCESS) {
6113 		ql_dbg(ql_dbg_mbx, vha, 0x1137,
6114 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
6115 	} else {
6116 		led_cfg[0] = mcp->mb[1];
6117 		led_cfg[1] = mcp->mb[2];
6118 		if (IS_QLA8031(ha)) {
6119 			led_cfg[2] = mcp->mb[3];
6120 			led_cfg[3] = mcp->mb[4];
6121 			led_cfg[4] = mcp->mb[5];
6122 			led_cfg[5] = mcp->mb[6];
6123 		}
6124 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1138,
6125 		    "Done %s.\n", __func__);
6126 	}
6127 
6128 	return rval;
6129 }
6130 
6131 int
6132 qla82xx_mbx_beacon_ctl(scsi_qla_host_t *vha, int enable)
6133 {
6134 	int rval;
6135 	struct qla_hw_data *ha = vha->hw;
6136 	mbx_cmd_t mc;
6137 	mbx_cmd_t *mcp = &mc;
6138 
6139 	if (!IS_P3P_TYPE(ha))
6140 		return QLA_FUNCTION_FAILED;
6141 
6142 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1127,
6143 		"Entered %s.\n", __func__);
6144 
6145 	memset(mcp, 0, sizeof(mbx_cmd_t));
6146 	mcp->mb[0] = MBC_SET_LED_CONFIG;
6147 	if (enable)
6148 		mcp->mb[7] = 0xE;
6149 	else
6150 		mcp->mb[7] = 0xD;
6151 
6152 	mcp->out_mb = MBX_7|MBX_0;
6153 	mcp->in_mb = MBX_0;
6154 	mcp->tov = MBX_TOV_SECONDS;
6155 	mcp->flags = 0;
6156 
6157 	rval = qla2x00_mailbox_command(vha, mcp);
6158 	if (rval != QLA_SUCCESS) {
6159 		ql_dbg(ql_dbg_mbx, vha, 0x1128,
6160 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
6161 	} else {
6162 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1129,
6163 		    "Done %s.\n", __func__);
6164 	}
6165 
6166 	return rval;
6167 }
6168 
6169 int
6170 qla83xx_wr_reg(scsi_qla_host_t *vha, uint32_t reg, uint32_t data)
6171 {
6172 	int rval;
6173 	struct qla_hw_data *ha = vha->hw;
6174 	mbx_cmd_t mc;
6175 	mbx_cmd_t *mcp = &mc;
6176 
6177 	if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
6178 		return QLA_FUNCTION_FAILED;
6179 
6180 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1130,
6181 	    "Entered %s.\n", __func__);
6182 
6183 	mcp->mb[0] = MBC_WRITE_REMOTE_REG;
6184 	mcp->mb[1] = LSW(reg);
6185 	mcp->mb[2] = MSW(reg);
6186 	mcp->mb[3] = LSW(data);
6187 	mcp->mb[4] = MSW(data);
6188 	mcp->out_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
6189 
6190 	mcp->in_mb = MBX_1|MBX_0;
6191 	mcp->tov = MBX_TOV_SECONDS;
6192 	mcp->flags = 0;
6193 	rval = qla2x00_mailbox_command(vha, mcp);
6194 
6195 	if (rval != QLA_SUCCESS) {
6196 		ql_dbg(ql_dbg_mbx, vha, 0x1131,
6197 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
6198 	} else {
6199 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1132,
6200 		    "Done %s.\n", __func__);
6201 	}
6202 
6203 	return rval;
6204 }
6205 
6206 int
6207 qla2x00_port_logout(scsi_qla_host_t *vha, struct fc_port *fcport)
6208 {
6209 	int rval;
6210 	struct qla_hw_data *ha = vha->hw;
6211 	mbx_cmd_t mc;
6212 	mbx_cmd_t *mcp = &mc;
6213 
6214 	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
6215 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x113b,
6216 		    "Implicit LOGO Unsupported.\n");
6217 		return QLA_FUNCTION_FAILED;
6218 	}
6219 
6220 
6221 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x113c,
6222 	    "Entering %s.\n",  __func__);
6223 
6224 	/* Perform Implicit LOGO. */
6225 	mcp->mb[0] = MBC_PORT_LOGOUT;
6226 	mcp->mb[1] = fcport->loop_id;
6227 	mcp->mb[10] = BIT_15;
6228 	mcp->out_mb = MBX_10|MBX_1|MBX_0;
6229 	mcp->in_mb = MBX_0;
6230 	mcp->tov = MBX_TOV_SECONDS;
6231 	mcp->flags = 0;
6232 	rval = qla2x00_mailbox_command(vha, mcp);
6233 	if (rval != QLA_SUCCESS)
6234 		ql_dbg(ql_dbg_mbx, vha, 0x113d,
6235 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
6236 	else
6237 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x113e,
6238 		    "Done %s.\n", __func__);
6239 
6240 	return rval;
6241 }
6242 
6243 int
6244 qla83xx_rd_reg(scsi_qla_host_t *vha, uint32_t reg, uint32_t *data)
6245 {
6246 	int rval;
6247 	mbx_cmd_t mc;
6248 	mbx_cmd_t *mcp = &mc;
6249 	struct qla_hw_data *ha = vha->hw;
6250 	unsigned long retry_max_time = jiffies + (2 * HZ);
6251 
6252 	if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
6253 		return QLA_FUNCTION_FAILED;
6254 
6255 	ql_dbg(ql_dbg_mbx, vha, 0x114b, "Entered %s.\n", __func__);
6256 
6257 retry_rd_reg:
6258 	mcp->mb[0] = MBC_READ_REMOTE_REG;
6259 	mcp->mb[1] = LSW(reg);
6260 	mcp->mb[2] = MSW(reg);
6261 	mcp->out_mb = MBX_2|MBX_1|MBX_0;
6262 	mcp->in_mb = MBX_4|MBX_3|MBX_1|MBX_0;
6263 	mcp->tov = MBX_TOV_SECONDS;
6264 	mcp->flags = 0;
6265 	rval = qla2x00_mailbox_command(vha, mcp);
6266 
6267 	if (rval != QLA_SUCCESS) {
6268 		ql_dbg(ql_dbg_mbx, vha, 0x114c,
6269 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
6270 		    rval, mcp->mb[0], mcp->mb[1]);
6271 	} else {
6272 		*data = (mcp->mb[3] | (mcp->mb[4] << 16));
6273 		if (*data == QLA8XXX_BAD_VALUE) {
6274 			/*
6275 			 * During soft-reset CAMRAM register reads might
6276 			 * return 0xbad0bad0. So retry for MAX of 2 sec
6277 			 * while reading camram registers.
6278 			 */
6279 			if (time_after(jiffies, retry_max_time)) {
6280 				ql_dbg(ql_dbg_mbx, vha, 0x1141,
6281 				    "Failure to read CAMRAM register. "
6282 				    "data=0x%x.\n", *data);
6283 				return QLA_FUNCTION_FAILED;
6284 			}
6285 			msleep(100);
6286 			goto retry_rd_reg;
6287 		}
6288 		ql_dbg(ql_dbg_mbx, vha, 0x1142, "Done %s.\n", __func__);
6289 	}
6290 
6291 	return rval;
6292 }
6293 
6294 int
6295 qla83xx_restart_nic_firmware(scsi_qla_host_t *vha)
6296 {
6297 	int rval;
6298 	mbx_cmd_t mc;
6299 	mbx_cmd_t *mcp = &mc;
6300 	struct qla_hw_data *ha = vha->hw;
6301 
6302 	if (!IS_QLA83XX(ha))
6303 		return QLA_FUNCTION_FAILED;
6304 
6305 	ql_dbg(ql_dbg_mbx, vha, 0x1143, "Entered %s.\n", __func__);
6306 
6307 	mcp->mb[0] = MBC_RESTART_NIC_FIRMWARE;
6308 	mcp->out_mb = MBX_0;
6309 	mcp->in_mb = MBX_1|MBX_0;
6310 	mcp->tov = MBX_TOV_SECONDS;
6311 	mcp->flags = 0;
6312 	rval = qla2x00_mailbox_command(vha, mcp);
6313 
6314 	if (rval != QLA_SUCCESS) {
6315 		ql_dbg(ql_dbg_mbx, vha, 0x1144,
6316 		    "Failed=%x mb[0]=%x mb[1]=%x.\n",
6317 		    rval, mcp->mb[0], mcp->mb[1]);
6318 		qla2xxx_dump_fw(vha);
6319 	} else {
6320 		ql_dbg(ql_dbg_mbx, vha, 0x1145, "Done %s.\n", __func__);
6321 	}
6322 
6323 	return rval;
6324 }
6325 
6326 int
6327 qla83xx_access_control(scsi_qla_host_t *vha, uint16_t options,
6328 	uint32_t start_addr, uint32_t end_addr, uint16_t *sector_size)
6329 {
6330 	int rval;
6331 	mbx_cmd_t mc;
6332 	mbx_cmd_t *mcp = &mc;
6333 	uint8_t subcode = (uint8_t)options;
6334 	struct qla_hw_data *ha = vha->hw;
6335 
6336 	if (!IS_QLA8031(ha))
6337 		return QLA_FUNCTION_FAILED;
6338 
6339 	ql_dbg(ql_dbg_mbx, vha, 0x1146, "Entered %s.\n", __func__);
6340 
6341 	mcp->mb[0] = MBC_SET_ACCESS_CONTROL;
6342 	mcp->mb[1] = options;
6343 	mcp->out_mb = MBX_1|MBX_0;
6344 	if (subcode & BIT_2) {
6345 		mcp->mb[2] = LSW(start_addr);
6346 		mcp->mb[3] = MSW(start_addr);
6347 		mcp->mb[4] = LSW(end_addr);
6348 		mcp->mb[5] = MSW(end_addr);
6349 		mcp->out_mb |= MBX_5|MBX_4|MBX_3|MBX_2;
6350 	}
6351 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
6352 	if (!(subcode & (BIT_2 | BIT_5)))
6353 		mcp->in_mb |= MBX_4|MBX_3;
6354 	mcp->tov = MBX_TOV_SECONDS;
6355 	mcp->flags = 0;
6356 	rval = qla2x00_mailbox_command(vha, mcp);
6357 
6358 	if (rval != QLA_SUCCESS) {
6359 		ql_dbg(ql_dbg_mbx, vha, 0x1147,
6360 		    "Failed=%x mb[0]=%x mb[1]=%x mb[2]=%x mb[3]=%x mb[4]=%x.\n",
6361 		    rval, mcp->mb[0], mcp->mb[1], mcp->mb[2], mcp->mb[3],
6362 		    mcp->mb[4]);
6363 		qla2xxx_dump_fw(vha);
6364 	} else {
6365 		if (subcode & BIT_5)
6366 			*sector_size = mcp->mb[1];
6367 		else if (subcode & (BIT_6 | BIT_7)) {
6368 			ql_dbg(ql_dbg_mbx, vha, 0x1148,
6369 			    "Driver-lock id=%x%x", mcp->mb[4], mcp->mb[3]);
6370 		} else if (subcode & (BIT_3 | BIT_4)) {
6371 			ql_dbg(ql_dbg_mbx, vha, 0x1149,
6372 			    "Flash-lock id=%x%x", mcp->mb[4], mcp->mb[3]);
6373 		}
6374 		ql_dbg(ql_dbg_mbx, vha, 0x114a, "Done %s.\n", __func__);
6375 	}
6376 
6377 	return rval;
6378 }
6379 
6380 int
6381 qla2x00_dump_mctp_data(scsi_qla_host_t *vha, dma_addr_t req_dma, uint32_t addr,
6382 	uint32_t size)
6383 {
6384 	int rval;
6385 	mbx_cmd_t mc;
6386 	mbx_cmd_t *mcp = &mc;
6387 
6388 	if (!IS_MCTP_CAPABLE(vha->hw))
6389 		return QLA_FUNCTION_FAILED;
6390 
6391 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x114f,
6392 	    "Entered %s.\n", __func__);
6393 
6394 	mcp->mb[0] = MBC_DUMP_RISC_RAM_EXTENDED;
6395 	mcp->mb[1] = LSW(addr);
6396 	mcp->mb[2] = MSW(req_dma);
6397 	mcp->mb[3] = LSW(req_dma);
6398 	mcp->mb[4] = MSW(size);
6399 	mcp->mb[5] = LSW(size);
6400 	mcp->mb[6] = MSW(MSD(req_dma));
6401 	mcp->mb[7] = LSW(MSD(req_dma));
6402 	mcp->mb[8] = MSW(addr);
6403 	/* Setting RAM ID to valid */
6404 	/* For MCTP RAM ID is 0x40 */
6405 	mcp->mb[10] = BIT_7 | 0x40;
6406 
6407 	mcp->out_mb |= MBX_10|MBX_8|MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|
6408 	    MBX_0;
6409 
6410 	mcp->in_mb = MBX_0;
6411 	mcp->tov = MBX_TOV_SECONDS;
6412 	mcp->flags = 0;
6413 	rval = qla2x00_mailbox_command(vha, mcp);
6414 
6415 	if (rval != QLA_SUCCESS) {
6416 		ql_dbg(ql_dbg_mbx, vha, 0x114e,
6417 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
6418 	} else {
6419 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x114d,
6420 		    "Done %s.\n", __func__);
6421 	}
6422 
6423 	return rval;
6424 }
6425 
6426 int
6427 qla26xx_dport_diagnostics(scsi_qla_host_t *vha,
6428 	void *dd_buf, uint size, uint options)
6429 {
6430 	int rval;
6431 	mbx_cmd_t mc;
6432 	mbx_cmd_t *mcp = &mc;
6433 	dma_addr_t dd_dma;
6434 
6435 	if (!IS_QLA83XX(vha->hw) && !IS_QLA27XX(vha->hw) &&
6436 	    !IS_QLA28XX(vha->hw))
6437 		return QLA_FUNCTION_FAILED;
6438 
6439 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x119f,
6440 	    "Entered %s.\n", __func__);
6441 
6442 	dd_dma = dma_map_single(&vha->hw->pdev->dev,
6443 	    dd_buf, size, DMA_FROM_DEVICE);
6444 	if (dma_mapping_error(&vha->hw->pdev->dev, dd_dma)) {
6445 		ql_log(ql_log_warn, vha, 0x1194, "Failed to map dma buffer.\n");
6446 		return QLA_MEMORY_ALLOC_FAILED;
6447 	}
6448 
6449 	memset(dd_buf, 0, size);
6450 
6451 	mcp->mb[0] = MBC_DPORT_DIAGNOSTICS;
6452 	mcp->mb[1] = options;
6453 	mcp->mb[2] = MSW(LSD(dd_dma));
6454 	mcp->mb[3] = LSW(LSD(dd_dma));
6455 	mcp->mb[6] = MSW(MSD(dd_dma));
6456 	mcp->mb[7] = LSW(MSD(dd_dma));
6457 	mcp->mb[8] = size;
6458 	mcp->out_mb = MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
6459 	mcp->in_mb = MBX_3|MBX_2|MBX_1|MBX_0;
6460 	mcp->buf_size = size;
6461 	mcp->flags = MBX_DMA_IN;
6462 	mcp->tov = MBX_TOV_SECONDS * 4;
6463 	rval = qla2x00_mailbox_command(vha, mcp);
6464 
6465 	if (rval != QLA_SUCCESS) {
6466 		ql_dbg(ql_dbg_mbx, vha, 0x1195, "Failed=%x.\n", rval);
6467 	} else {
6468 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1196,
6469 		    "Done %s.\n", __func__);
6470 	}
6471 
6472 	dma_unmap_single(&vha->hw->pdev->dev, dd_dma,
6473 	    size, DMA_FROM_DEVICE);
6474 
6475 	return rval;
6476 }
6477 
6478 int
6479 qla26xx_dport_diagnostics_v2(scsi_qla_host_t *vha,
6480 			     struct qla_dport_diag_v2 *dd,  mbx_cmd_t *mcp)
6481 {
6482 	int rval;
6483 	dma_addr_t dd_dma;
6484 	uint size = sizeof(dd->buf);
6485 	uint16_t options = dd->options;
6486 
6487 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x119f,
6488 	       "Entered %s.\n", __func__);
6489 
6490 	dd_dma = dma_map_single(&vha->hw->pdev->dev,
6491 				dd->buf, size, DMA_FROM_DEVICE);
6492 	if (dma_mapping_error(&vha->hw->pdev->dev, dd_dma)) {
6493 		ql_log(ql_log_warn, vha, 0x1194,
6494 		       "Failed to map dma buffer.\n");
6495 		return QLA_MEMORY_ALLOC_FAILED;
6496 	}
6497 
6498 	memset(dd->buf, 0, size);
6499 
6500 	mcp->mb[0] = MBC_DPORT_DIAGNOSTICS;
6501 	mcp->mb[1] = options;
6502 	mcp->mb[2] = MSW(LSD(dd_dma));
6503 	mcp->mb[3] = LSW(LSD(dd_dma));
6504 	mcp->mb[6] = MSW(MSD(dd_dma));
6505 	mcp->mb[7] = LSW(MSD(dd_dma));
6506 	mcp->mb[8] = size;
6507 	mcp->out_mb = MBX_8 | MBX_7 | MBX_6 | MBX_3 | MBX_2 | MBX_1 | MBX_0;
6508 	mcp->in_mb = MBX_3 | MBX_2 | MBX_1 | MBX_0;
6509 	mcp->buf_size = size;
6510 	mcp->flags = MBX_DMA_IN;
6511 	mcp->tov = MBX_TOV_SECONDS * 4;
6512 	rval = qla2x00_mailbox_command(vha, mcp);
6513 
6514 	if (rval != QLA_SUCCESS) {
6515 		ql_dbg(ql_dbg_mbx, vha, 0x1195, "Failed=%x.\n", rval);
6516 	} else {
6517 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1196,
6518 		       "Done %s.\n", __func__);
6519 	}
6520 
6521 	dma_unmap_single(&vha->hw->pdev->dev, dd_dma, size, DMA_FROM_DEVICE);
6522 
6523 	return rval;
6524 }
6525 
6526 static void qla2x00_async_mb_sp_done(srb_t *sp, int res)
6527 {
6528 	sp->u.iocb_cmd.u.mbx.rc = res;
6529 
6530 	complete(&sp->u.iocb_cmd.u.mbx.comp);
6531 	/* don't free sp here. Let the caller do the free */
6532 }
6533 
6534 /*
6535  * This mailbox uses the iocb interface to send MB command.
6536  * This allows non-critial (non chip setup) command to go
6537  * out in parrallel.
6538  */
6539 int qla24xx_send_mb_cmd(struct scsi_qla_host *vha, mbx_cmd_t *mcp)
6540 {
6541 	int rval = QLA_FUNCTION_FAILED;
6542 	srb_t *sp;
6543 	struct srb_iocb *c;
6544 
6545 	if (!vha->hw->flags.fw_started)
6546 		goto done;
6547 
6548 	/* ref: INIT */
6549 	sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL);
6550 	if (!sp)
6551 		goto done;
6552 
6553 	c = &sp->u.iocb_cmd;
6554 	init_completion(&c->u.mbx.comp);
6555 
6556 	sp->type = SRB_MB_IOCB;
6557 	sp->name = mb_to_str(mcp->mb[0]);
6558 	qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2,
6559 			      qla2x00_async_mb_sp_done);
6560 
6561 	memcpy(sp->u.iocb_cmd.u.mbx.out_mb, mcp->mb, SIZEOF_IOCB_MB_REG);
6562 
6563 	rval = qla2x00_start_sp(sp);
6564 	if (rval != QLA_SUCCESS) {
6565 		ql_dbg(ql_dbg_mbx, vha, 0x1018,
6566 		    "%s: %s Failed submission. %x.\n",
6567 		    __func__, sp->name, rval);
6568 		goto done_free_sp;
6569 	}
6570 
6571 	ql_dbg(ql_dbg_mbx, vha, 0x113f, "MB:%s hndl %x submitted\n",
6572 	    sp->name, sp->handle);
6573 
6574 	wait_for_completion(&c->u.mbx.comp);
6575 	memcpy(mcp->mb, sp->u.iocb_cmd.u.mbx.in_mb, SIZEOF_IOCB_MB_REG);
6576 
6577 	rval = c->u.mbx.rc;
6578 	switch (rval) {
6579 	case QLA_FUNCTION_TIMEOUT:
6580 		ql_dbg(ql_dbg_mbx, vha, 0x1140, "%s: %s Timeout. %x.\n",
6581 		    __func__, sp->name, rval);
6582 		break;
6583 	case  QLA_SUCCESS:
6584 		ql_dbg(ql_dbg_mbx, vha, 0x119d, "%s: %s done.\n",
6585 		    __func__, sp->name);
6586 		break;
6587 	default:
6588 		ql_dbg(ql_dbg_mbx, vha, 0x119e, "%s: %s Failed. %x.\n",
6589 		    __func__, sp->name, rval);
6590 		break;
6591 	}
6592 
6593 done_free_sp:
6594 	/* ref: INIT */
6595 	kref_put(&sp->cmd_kref, qla2x00_sp_release);
6596 done:
6597 	return rval;
6598 }
6599 
6600 /*
6601  * qla24xx_gpdb_wait
6602  * NOTE: Do not call this routine from DPC thread
6603  */
6604 int qla24xx_gpdb_wait(struct scsi_qla_host *vha, fc_port_t *fcport, u8 opt)
6605 {
6606 	int rval = QLA_FUNCTION_FAILED;
6607 	dma_addr_t pd_dma;
6608 	struct port_database_24xx *pd;
6609 	struct qla_hw_data *ha = vha->hw;
6610 	mbx_cmd_t mc;
6611 
6612 	if (!vha->hw->flags.fw_started)
6613 		goto done;
6614 
6615 	pd = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &pd_dma);
6616 	if (pd  == NULL) {
6617 		ql_log(ql_log_warn, vha, 0xd047,
6618 		    "Failed to allocate port database structure.\n");
6619 		goto done_free_sp;
6620 	}
6621 
6622 	memset(&mc, 0, sizeof(mc));
6623 	mc.mb[0] = MBC_GET_PORT_DATABASE;
6624 	mc.mb[1] = fcport->loop_id;
6625 	mc.mb[2] = MSW(pd_dma);
6626 	mc.mb[3] = LSW(pd_dma);
6627 	mc.mb[6] = MSW(MSD(pd_dma));
6628 	mc.mb[7] = LSW(MSD(pd_dma));
6629 	mc.mb[9] = vha->vp_idx;
6630 	mc.mb[10] = opt;
6631 
6632 	rval = qla24xx_send_mb_cmd(vha, &mc);
6633 	if (rval != QLA_SUCCESS) {
6634 		ql_dbg(ql_dbg_mbx, vha, 0x1193,
6635 		    "%s: %8phC fail\n", __func__, fcport->port_name);
6636 		goto done_free_sp;
6637 	}
6638 
6639 	rval = __qla24xx_parse_gpdb(vha, fcport, pd);
6640 
6641 	ql_dbg(ql_dbg_mbx, vha, 0x1197, "%s: %8phC done\n",
6642 	    __func__, fcport->port_name);
6643 
6644 done_free_sp:
6645 	if (pd)
6646 		dma_pool_free(ha->s_dma_pool, pd, pd_dma);
6647 done:
6648 	return rval;
6649 }
6650 
6651 int __qla24xx_parse_gpdb(struct scsi_qla_host *vha, fc_port_t *fcport,
6652     struct port_database_24xx *pd)
6653 {
6654 	int rval = QLA_SUCCESS;
6655 	uint64_t zero = 0;
6656 	u8 current_login_state, last_login_state;
6657 
6658 	if (NVME_TARGET(vha->hw, fcport)) {
6659 		current_login_state = pd->current_login_state >> 4;
6660 		last_login_state = pd->last_login_state >> 4;
6661 	} else {
6662 		current_login_state = pd->current_login_state & 0xf;
6663 		last_login_state = pd->last_login_state & 0xf;
6664 	}
6665 
6666 	/* Check for logged in state. */
6667 	if (current_login_state != PDS_PRLI_COMPLETE) {
6668 		ql_dbg(ql_dbg_mbx, vha, 0x119a,
6669 		    "Unable to verify login-state (%x/%x) for loop_id %x.\n",
6670 		    current_login_state, last_login_state, fcport->loop_id);
6671 		rval = QLA_FUNCTION_FAILED;
6672 		goto gpd_error_out;
6673 	}
6674 
6675 	if (fcport->loop_id == FC_NO_LOOP_ID ||
6676 	    (memcmp(fcport->port_name, (uint8_t *)&zero, 8) &&
6677 	     memcmp(fcport->port_name, pd->port_name, 8))) {
6678 		/* We lost the device mid way. */
6679 		rval = QLA_NOT_LOGGED_IN;
6680 		goto gpd_error_out;
6681 	}
6682 
6683 	/* Names are little-endian. */
6684 	memcpy(fcport->node_name, pd->node_name, WWN_SIZE);
6685 	memcpy(fcport->port_name, pd->port_name, WWN_SIZE);
6686 
6687 	/* Get port_id of device. */
6688 	fcport->d_id.b.domain = pd->port_id[0];
6689 	fcport->d_id.b.area = pd->port_id[1];
6690 	fcport->d_id.b.al_pa = pd->port_id[2];
6691 	fcport->d_id.b.rsvd_1 = 0;
6692 
6693 	ql_dbg(ql_dbg_disc, vha, 0x2062,
6694 	     "%8phC SVC Param w3 %02x%02x",
6695 	     fcport->port_name,
6696 	     pd->prli_svc_param_word_3[1],
6697 	     pd->prli_svc_param_word_3[0]);
6698 
6699 	if (NVME_TARGET(vha->hw, fcport)) {
6700 		fcport->port_type = FCT_NVME;
6701 		if ((pd->prli_svc_param_word_3[0] & BIT_5) == 0)
6702 			fcport->port_type |= FCT_NVME_INITIATOR;
6703 		if ((pd->prli_svc_param_word_3[0] & BIT_4) == 0)
6704 			fcport->port_type |= FCT_NVME_TARGET;
6705 		if ((pd->prli_svc_param_word_3[0] & BIT_3) == 0)
6706 			fcport->port_type |= FCT_NVME_DISCOVERY;
6707 	} else {
6708 		/* If not target must be initiator or unknown type. */
6709 		if ((pd->prli_svc_param_word_3[0] & BIT_4) == 0)
6710 			fcport->port_type = FCT_INITIATOR;
6711 		else
6712 			fcport->port_type = FCT_TARGET;
6713 	}
6714 	/* Passback COS information. */
6715 	fcport->supported_classes = (pd->flags & PDF_CLASS_2) ?
6716 		FC_COS_CLASS2 : FC_COS_CLASS3;
6717 
6718 	if (pd->prli_svc_param_word_3[0] & BIT_7) {
6719 		fcport->flags |= FCF_CONF_COMP_SUPPORTED;
6720 		fcport->conf_compl_supported = 1;
6721 	}
6722 
6723 gpd_error_out:
6724 	return rval;
6725 }
6726 
6727 /*
6728  * qla24xx_gidlist__wait
6729  * NOTE: don't call this routine from DPC thread.
6730  */
6731 int qla24xx_gidlist_wait(struct scsi_qla_host *vha,
6732 	void *id_list, dma_addr_t id_list_dma, uint16_t *entries)
6733 {
6734 	int rval = QLA_FUNCTION_FAILED;
6735 	mbx_cmd_t mc;
6736 
6737 	if (!vha->hw->flags.fw_started)
6738 		goto done;
6739 
6740 	memset(&mc, 0, sizeof(mc));
6741 	mc.mb[0] = MBC_GET_ID_LIST;
6742 	mc.mb[2] = MSW(id_list_dma);
6743 	mc.mb[3] = LSW(id_list_dma);
6744 	mc.mb[6] = MSW(MSD(id_list_dma));
6745 	mc.mb[7] = LSW(MSD(id_list_dma));
6746 	mc.mb[8] = 0;
6747 	mc.mb[9] = vha->vp_idx;
6748 
6749 	rval = qla24xx_send_mb_cmd(vha, &mc);
6750 	if (rval != QLA_SUCCESS) {
6751 		ql_dbg(ql_dbg_mbx, vha, 0x119b,
6752 		    "%s:  fail\n", __func__);
6753 	} else {
6754 		*entries = mc.mb[1];
6755 		ql_dbg(ql_dbg_mbx, vha, 0x119c,
6756 		    "%s:  done\n", __func__);
6757 	}
6758 done:
6759 	return rval;
6760 }
6761 
6762 int qla27xx_set_zio_threshold(scsi_qla_host_t *vha, uint16_t value)
6763 {
6764 	int rval;
6765 	mbx_cmd_t	mc;
6766 	mbx_cmd_t	*mcp = &mc;
6767 
6768 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1200,
6769 	    "Entered %s\n", __func__);
6770 
6771 	memset(mcp->mb, 0 , sizeof(mcp->mb));
6772 	mcp->mb[0] = MBC_GET_SET_ZIO_THRESHOLD;
6773 	mcp->mb[1] = 1;
6774 	mcp->mb[2] = value;
6775 	mcp->out_mb = MBX_2 | MBX_1 | MBX_0;
6776 	mcp->in_mb = MBX_2 | MBX_0;
6777 	mcp->tov = MBX_TOV_SECONDS;
6778 	mcp->flags = 0;
6779 
6780 	rval = qla2x00_mailbox_command(vha, mcp);
6781 
6782 	ql_dbg(ql_dbg_mbx, vha, 0x1201, "%s %x\n",
6783 	    (rval != QLA_SUCCESS) ? "Failed"  : "Done", rval);
6784 
6785 	return rval;
6786 }
6787 
6788 int qla27xx_get_zio_threshold(scsi_qla_host_t *vha, uint16_t *value)
6789 {
6790 	int rval;
6791 	mbx_cmd_t	mc;
6792 	mbx_cmd_t	*mcp = &mc;
6793 
6794 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1203,
6795 	    "Entered %s\n", __func__);
6796 
6797 	memset(mcp->mb, 0, sizeof(mcp->mb));
6798 	mcp->mb[0] = MBC_GET_SET_ZIO_THRESHOLD;
6799 	mcp->mb[1] = 0;
6800 	mcp->out_mb = MBX_1 | MBX_0;
6801 	mcp->in_mb = MBX_2 | MBX_0;
6802 	mcp->tov = MBX_TOV_SECONDS;
6803 	mcp->flags = 0;
6804 
6805 	rval = qla2x00_mailbox_command(vha, mcp);
6806 	if (rval == QLA_SUCCESS)
6807 		*value = mc.mb[2];
6808 
6809 	ql_dbg(ql_dbg_mbx, vha, 0x1205, "%s %x\n",
6810 	    (rval != QLA_SUCCESS) ? "Failed" : "Done", rval);
6811 
6812 	return rval;
6813 }
6814 
6815 int
6816 qla2x00_read_sfp_dev(struct scsi_qla_host *vha, char *buf, int count)
6817 {
6818 	struct qla_hw_data *ha = vha->hw;
6819 	uint16_t iter, addr, offset;
6820 	dma_addr_t phys_addr;
6821 	int rval, c;
6822 	u8 *sfp_data;
6823 
6824 	memset(ha->sfp_data, 0, SFP_DEV_SIZE);
6825 	addr = 0xa0;
6826 	phys_addr = ha->sfp_data_dma;
6827 	sfp_data = ha->sfp_data;
6828 	offset = c = 0;
6829 
6830 	for (iter = 0; iter < SFP_DEV_SIZE / SFP_BLOCK_SIZE; iter++) {
6831 		if (iter == 4) {
6832 			/* Skip to next device address. */
6833 			addr = 0xa2;
6834 			offset = 0;
6835 		}
6836 
6837 		rval = qla2x00_read_sfp(vha, phys_addr, sfp_data,
6838 		    addr, offset, SFP_BLOCK_SIZE, BIT_1);
6839 		if (rval != QLA_SUCCESS) {
6840 			ql_log(ql_log_warn, vha, 0x706d,
6841 			    "Unable to read SFP data (%x/%x/%x).\n", rval,
6842 			    addr, offset);
6843 
6844 			return rval;
6845 		}
6846 
6847 		if (buf && (c < count)) {
6848 			u16 sz;
6849 
6850 			if ((count - c) >= SFP_BLOCK_SIZE)
6851 				sz = SFP_BLOCK_SIZE;
6852 			else
6853 				sz = count - c;
6854 
6855 			memcpy(buf, sfp_data, sz);
6856 			buf += SFP_BLOCK_SIZE;
6857 			c += sz;
6858 		}
6859 		phys_addr += SFP_BLOCK_SIZE;
6860 		sfp_data  += SFP_BLOCK_SIZE;
6861 		offset += SFP_BLOCK_SIZE;
6862 	}
6863 
6864 	return rval;
6865 }
6866 
6867 int qla24xx_res_count_wait(struct scsi_qla_host *vha,
6868     uint16_t *out_mb, int out_mb_sz)
6869 {
6870 	int rval = QLA_FUNCTION_FAILED;
6871 	mbx_cmd_t mc;
6872 
6873 	if (!vha->hw->flags.fw_started)
6874 		goto done;
6875 
6876 	memset(&mc, 0, sizeof(mc));
6877 	mc.mb[0] = MBC_GET_RESOURCE_COUNTS;
6878 
6879 	rval = qla24xx_send_mb_cmd(vha, &mc);
6880 	if (rval != QLA_SUCCESS) {
6881 		ql_dbg(ql_dbg_mbx, vha, 0xffff,
6882 			"%s:  fail\n", __func__);
6883 	} else {
6884 		if (out_mb_sz <= SIZEOF_IOCB_MB_REG)
6885 			memcpy(out_mb, mc.mb, out_mb_sz);
6886 		else
6887 			memcpy(out_mb, mc.mb, SIZEOF_IOCB_MB_REG);
6888 
6889 		ql_dbg(ql_dbg_mbx, vha, 0xffff,
6890 			"%s:  done\n", __func__);
6891 	}
6892 done:
6893 	return rval;
6894 }
6895 
6896 int qla28xx_secure_flash_update(scsi_qla_host_t *vha, uint16_t opts,
6897     uint16_t region, uint32_t len, dma_addr_t sfub_dma_addr,
6898     uint32_t sfub_len)
6899 {
6900 	int		rval;
6901 	mbx_cmd_t mc;
6902 	mbx_cmd_t *mcp = &mc;
6903 
6904 	mcp->mb[0] = MBC_SECURE_FLASH_UPDATE;
6905 	mcp->mb[1] = opts;
6906 	mcp->mb[2] = region;
6907 	mcp->mb[3] = MSW(len);
6908 	mcp->mb[4] = LSW(len);
6909 	mcp->mb[5] = MSW(sfub_dma_addr);
6910 	mcp->mb[6] = LSW(sfub_dma_addr);
6911 	mcp->mb[7] = MSW(MSD(sfub_dma_addr));
6912 	mcp->mb[8] = LSW(MSD(sfub_dma_addr));
6913 	mcp->mb[9] = sfub_len;
6914 	mcp->out_mb =
6915 	    MBX_9|MBX_8|MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
6916 	mcp->in_mb = MBX_2|MBX_1|MBX_0;
6917 	mcp->tov = MBX_TOV_SECONDS;
6918 	mcp->flags = 0;
6919 	rval = qla2x00_mailbox_command(vha, mcp);
6920 
6921 	if (rval != QLA_SUCCESS) {
6922 		ql_dbg(ql_dbg_mbx, vha, 0xffff, "%s(%ld): failed rval 0x%x, %x %x %x",
6923 			__func__, vha->host_no, rval, mcp->mb[0], mcp->mb[1],
6924 			mcp->mb[2]);
6925 	}
6926 
6927 	return rval;
6928 }
6929 
6930 int qla2xxx_write_remote_register(scsi_qla_host_t *vha, uint32_t addr,
6931     uint32_t data)
6932 {
6933 	int rval;
6934 	mbx_cmd_t mc;
6935 	mbx_cmd_t *mcp = &mc;
6936 
6937 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e8,
6938 	    "Entered %s.\n", __func__);
6939 
6940 	mcp->mb[0] = MBC_WRITE_REMOTE_REG;
6941 	mcp->mb[1] = LSW(addr);
6942 	mcp->mb[2] = MSW(addr);
6943 	mcp->mb[3] = LSW(data);
6944 	mcp->mb[4] = MSW(data);
6945 	mcp->out_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
6946 	mcp->in_mb = MBX_1|MBX_0;
6947 	mcp->tov = MBX_TOV_SECONDS;
6948 	mcp->flags = 0;
6949 	rval = qla2x00_mailbox_command(vha, mcp);
6950 
6951 	if (rval != QLA_SUCCESS) {
6952 		ql_dbg(ql_dbg_mbx, vha, 0x10e9,
6953 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
6954 	} else {
6955 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ea,
6956 		    "Done %s.\n", __func__);
6957 	}
6958 
6959 	return rval;
6960 }
6961 
6962 int qla2xxx_read_remote_register(scsi_qla_host_t *vha, uint32_t addr,
6963     uint32_t *data)
6964 {
6965 	int rval;
6966 	mbx_cmd_t mc;
6967 	mbx_cmd_t *mcp = &mc;
6968 
6969 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10e8,
6970 	    "Entered %s.\n", __func__);
6971 
6972 	mcp->mb[0] = MBC_READ_REMOTE_REG;
6973 	mcp->mb[1] = LSW(addr);
6974 	mcp->mb[2] = MSW(addr);
6975 	mcp->out_mb = MBX_2|MBX_1|MBX_0;
6976 	mcp->in_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
6977 	mcp->tov = MBX_TOV_SECONDS;
6978 	mcp->flags = 0;
6979 	rval = qla2x00_mailbox_command(vha, mcp);
6980 
6981 	*data = (uint32_t)((((uint32_t)mcp->mb[4]) << 16) | mcp->mb[3]);
6982 
6983 	if (rval != QLA_SUCCESS) {
6984 		ql_dbg(ql_dbg_mbx, vha, 0x10e9,
6985 		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
6986 	} else {
6987 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10ea,
6988 		    "Done %s.\n", __func__);
6989 	}
6990 
6991 	return rval;
6992 }
6993 
6994 int
6995 ql26xx_led_config(scsi_qla_host_t *vha, uint16_t options, uint16_t *led)
6996 {
6997 	struct qla_hw_data *ha = vha->hw;
6998 	mbx_cmd_t mc;
6999 	mbx_cmd_t *mcp = &mc;
7000 	int rval;
7001 
7002 	if (!IS_QLA2031(ha) && !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
7003 		return QLA_FUNCTION_FAILED;
7004 
7005 	ql_dbg(ql_dbg_mbx, vha, 0x7070, "Entered %s (options=%x).\n",
7006 	    __func__, options);
7007 
7008 	mcp->mb[0] = MBC_SET_GET_FC_LED_CONFIG;
7009 	mcp->mb[1] = options;
7010 	mcp->out_mb = MBX_1|MBX_0;
7011 	mcp->in_mb = MBX_1|MBX_0;
7012 	if (options & BIT_0) {
7013 		if (options & BIT_1) {
7014 			mcp->mb[2] = led[2];
7015 			mcp->out_mb |= MBX_2;
7016 		}
7017 		if (options & BIT_2) {
7018 			mcp->mb[3] = led[0];
7019 			mcp->out_mb |= MBX_3;
7020 		}
7021 		if (options & BIT_3) {
7022 			mcp->mb[4] = led[1];
7023 			mcp->out_mb |= MBX_4;
7024 		}
7025 	} else {
7026 		mcp->in_mb |= MBX_4|MBX_3|MBX_2;
7027 	}
7028 	mcp->tov = MBX_TOV_SECONDS;
7029 	mcp->flags = 0;
7030 	rval = qla2x00_mailbox_command(vha, mcp);
7031 	if (rval) {
7032 		ql_dbg(ql_dbg_mbx, vha, 0x7071, "Failed %s %x (mb=%x,%x)\n",
7033 		    __func__, rval, mcp->mb[0], mcp->mb[1]);
7034 		return rval;
7035 	}
7036 
7037 	if (options & BIT_0) {
7038 		ha->beacon_blink_led = 0;
7039 		ql_dbg(ql_dbg_mbx, vha, 0x7072, "Done %s\n", __func__);
7040 	} else {
7041 		led[2] = mcp->mb[2];
7042 		led[0] = mcp->mb[3];
7043 		led[1] = mcp->mb[4];
7044 		ql_dbg(ql_dbg_mbx, vha, 0x7073, "Done %s (led=%x,%x,%x)\n",
7045 		    __func__, led[0], led[1], led[2]);
7046 	}
7047 
7048 	return rval;
7049 }
7050 
7051 /**
7052  * qla_no_op_mb(): This MB is used to check if FW is still alive and
7053  * able to generate an interrupt. Otherwise, a timeout will trigger
7054  * FW dump + reset
7055  * @vha: host adapter pointer
7056  * Return: None
7057  */
7058 void qla_no_op_mb(struct scsi_qla_host *vha)
7059 {
7060 	mbx_cmd_t mc;
7061 	mbx_cmd_t *mcp = &mc;
7062 	int rval;
7063 
7064 	memset(&mc, 0, sizeof(mc));
7065 	mcp->mb[0] = 0; // noop cmd= 0
7066 	mcp->out_mb = MBX_0;
7067 	mcp->in_mb = MBX_0;
7068 	mcp->tov = 5;
7069 	mcp->flags = 0;
7070 	rval = qla2x00_mailbox_command(vha, mcp);
7071 
7072 	if (rval) {
7073 		ql_dbg(ql_dbg_async, vha, 0x7071,
7074 			"Failed %s %x\n", __func__, rval);
7075 	}
7076 }
7077 
7078 int qla_mailbox_passthru(scsi_qla_host_t *vha,
7079 			 uint16_t *mbx_in, uint16_t *mbx_out)
7080 {
7081 	mbx_cmd_t mc;
7082 	mbx_cmd_t *mcp = &mc;
7083 	int rval = -EINVAL;
7084 
7085 	memset(&mc, 0, sizeof(mc));
7086 	/* Receiving all 32 register's contents */
7087 	memcpy(&mcp->mb, (char *)mbx_in, (32 * sizeof(uint16_t)));
7088 
7089 	mcp->out_mb = 0xFFFFFFFF;
7090 	mcp->in_mb = 0xFFFFFFFF;
7091 
7092 	mcp->tov = MBX_TOV_SECONDS;
7093 	mcp->flags = 0;
7094 	mcp->bufp = NULL;
7095 
7096 	rval = qla2x00_mailbox_command(vha, mcp);
7097 
7098 	if (rval != QLA_SUCCESS) {
7099 		ql_dbg(ql_dbg_mbx, vha, 0xf0a2,
7100 			"Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
7101 	} else {
7102 		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0xf0a3, "Done %s.\n",
7103 		       __func__);
7104 		/* passing all 32 register's contents */
7105 		memcpy(mbx_out, &mcp->mb, 32 * sizeof(uint16_t));
7106 	}
7107 
7108 	return rval;
7109 }
7110