xref: /openbmc/linux/drivers/scsi/qla2xxx/qla_dbg.c (revision 002dff36)
1 /*
2  * QLogic Fibre Channel HBA Driver
3  * Copyright (c)  2003-2014 QLogic Corporation
4  *
5  * See LICENSE.qla2xxx for copyright and licensing details.
6  */
7 
8 /*
9  * Table for showing the current message id in use for particular level
10  * Change this table for addition of log/debug messages.
11  * ----------------------------------------------------------------------
12  * |             Level            |   Last Value Used  |     Holes	|
13  * ----------------------------------------------------------------------
14  * | Module Init and Probe        |       0x0193       | 0x0146         |
15  * |                              |                    | 0x015b-0x0160	|
16  * |                              |                    | 0x016e		|
17  * | Mailbox commands             |       0x1206       | 0x11a2-0x11ff	|
18  * | Device Discovery             |       0x2134       | 0x210e-0x2116  |
19  * |				  | 		       | 0x211a         |
20  * |                              |                    | 0x211c-0x2128  |
21  * |                              |                    | 0x212a-0x2134  |
22  * | Queue Command and IO tracing |       0x3074       | 0x300b         |
23  * |                              |                    | 0x3027-0x3028  |
24  * |                              |                    | 0x303d-0x3041  |
25  * |                              |                    | 0x302d,0x3033  |
26  * |                              |                    | 0x3036,0x3038  |
27  * |                              |                    | 0x303a		|
28  * | DPC Thread                   |       0x4023       | 0x4002,0x4013  |
29  * | Async Events                 |       0x5090       | 0x502b-0x502f  |
30  * |				  | 		       | 0x5047         |
31  * |                              |                    | 0x5084,0x5075	|
32  * |                              |                    | 0x503d,0x5044  |
33  * |                              |                    | 0x505f		|
34  * | Timer Routines               |       0x6012       |                |
35  * | User Space Interactions      |       0x70e3       | 0x7018,0x702e  |
36  * |				  |		       | 0x7020,0x7024  |
37  * |                              |                    | 0x7039,0x7045  |
38  * |                              |                    | 0x7073-0x7075  |
39  * |                              |                    | 0x70a5-0x70a6  |
40  * |                              |                    | 0x70a8,0x70ab  |
41  * |                              |                    | 0x70ad-0x70ae  |
42  * |                              |                    | 0x70d0-0x70d6	|
43  * |                              |                    | 0x70d7-0x70db  |
44  * | Task Management              |       0x8042       | 0x8000         |
45  * |                              |                    | 0x8019         |
46  * |                              |                    | 0x8025,0x8026  |
47  * |                              |                    | 0x8031,0x8032  |
48  * |                              |                    | 0x8039,0x803c  |
49  * | AER/EEH                      |       0x9011       |		|
50  * | Virtual Port                 |       0xa007       |		|
51  * | ISP82XX Specific             |       0xb157       | 0xb002,0xb024  |
52  * |                              |                    | 0xb09e,0xb0ae  |
53  * |				  |		       | 0xb0c3,0xb0c6  |
54  * |                              |                    | 0xb0e0-0xb0ef  |
55  * |                              |                    | 0xb085,0xb0dc  |
56  * |                              |                    | 0xb107,0xb108  |
57  * |                              |                    | 0xb111,0xb11e  |
58  * |                              |                    | 0xb12c,0xb12d  |
59  * |                              |                    | 0xb13a,0xb142  |
60  * |                              |                    | 0xb13c-0xb140  |
61  * |                              |                    | 0xb149		|
62  * | MultiQ                       |       0xc010       |		|
63  * | Misc                         |       0xd303       | 0xd031-0xd0ff	|
64  * |                              |                    | 0xd101-0xd1fe	|
65  * |                              |                    | 0xd214-0xd2fe	|
66  * | Target Mode		  |	  0xe081       |		|
67  * | Target Mode Management	  |	  0xf09b       | 0xf002		|
68  * |                              |                    | 0xf046-0xf049  |
69  * | Target Mode Task Management  |	  0x1000d      |		|
70  * ----------------------------------------------------------------------
71  */
72 
73 #include "qla_def.h"
74 
75 #include <linux/delay.h>
76 #define CREATE_TRACE_POINTS
77 #include <trace/events/qla.h>
78 
79 static uint32_t ql_dbg_offset = 0x800;
80 
81 static inline void
82 qla2xxx_prep_dump(struct qla_hw_data *ha, struct qla2xxx_fw_dump *fw_dump)
83 {
84 	fw_dump->fw_major_version = htonl(ha->fw_major_version);
85 	fw_dump->fw_minor_version = htonl(ha->fw_minor_version);
86 	fw_dump->fw_subminor_version = htonl(ha->fw_subminor_version);
87 	fw_dump->fw_attributes = htonl(ha->fw_attributes);
88 
89 	fw_dump->vendor = htonl(ha->pdev->vendor);
90 	fw_dump->device = htonl(ha->pdev->device);
91 	fw_dump->subsystem_vendor = htonl(ha->pdev->subsystem_vendor);
92 	fw_dump->subsystem_device = htonl(ha->pdev->subsystem_device);
93 }
94 
95 static inline void *
96 qla2xxx_copy_queues(struct qla_hw_data *ha, void *ptr)
97 {
98 	struct req_que *req = ha->req_q_map[0];
99 	struct rsp_que *rsp = ha->rsp_q_map[0];
100 	/* Request queue. */
101 	memcpy(ptr, req->ring, req->length *
102 	    sizeof(request_t));
103 
104 	/* Response queue. */
105 	ptr += req->length * sizeof(request_t);
106 	memcpy(ptr, rsp->ring, rsp->length  *
107 	    sizeof(response_t));
108 
109 	return ptr + (rsp->length * sizeof(response_t));
110 }
111 
112 int
113 qla27xx_dump_mpi_ram(struct qla_hw_data *ha, uint32_t addr, uint32_t *ram,
114 	uint32_t ram_dwords, void **nxt)
115 {
116 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
117 	dma_addr_t dump_dma = ha->gid_list_dma;
118 	uint32_t *chunk = (uint32_t *)ha->gid_list;
119 	uint32_t dwords = qla2x00_gid_list_size(ha) / 4;
120 	uint32_t stat;
121 	ulong i, j, timer = 6000000;
122 	int rval = QLA_FUNCTION_FAILED;
123 
124 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
125 	for (i = 0; i < ram_dwords; i += dwords, addr += dwords) {
126 		if (i + dwords > ram_dwords)
127 			dwords = ram_dwords - i;
128 
129 		wrt_reg_word(&reg->mailbox0, MBC_LOAD_DUMP_MPI_RAM);
130 		wrt_reg_word(&reg->mailbox1, LSW(addr));
131 		wrt_reg_word(&reg->mailbox8, MSW(addr));
132 
133 		wrt_reg_word(&reg->mailbox2, MSW(LSD(dump_dma)));
134 		wrt_reg_word(&reg->mailbox3, LSW(LSD(dump_dma)));
135 		wrt_reg_word(&reg->mailbox6, MSW(MSD(dump_dma)));
136 		wrt_reg_word(&reg->mailbox7, LSW(MSD(dump_dma)));
137 
138 		wrt_reg_word(&reg->mailbox4, MSW(dwords));
139 		wrt_reg_word(&reg->mailbox5, LSW(dwords));
140 
141 		wrt_reg_word(&reg->mailbox9, 0);
142 		wrt_reg_dword(&reg->hccr, HCCRX_SET_HOST_INT);
143 
144 		ha->flags.mbox_int = 0;
145 		while (timer--) {
146 			udelay(5);
147 
148 			stat = rd_reg_dword(&reg->host_status);
149 			/* Check for pending interrupts. */
150 			if (!(stat & HSRX_RISC_INT))
151 				continue;
152 
153 			stat &= 0xff;
154 			if (stat != 0x1 && stat != 0x2 &&
155 			    stat != 0x10 && stat != 0x11) {
156 
157 				/* Clear this intr; it wasn't a mailbox intr */
158 				wrt_reg_dword(&reg->hccr, HCCRX_CLR_RISC_INT);
159 				rd_reg_dword(&reg->hccr);
160 				continue;
161 			}
162 
163 			set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
164 			rval = rd_reg_word(&reg->mailbox0) & MBS_MASK;
165 			wrt_reg_dword(&reg->hccr, HCCRX_CLR_RISC_INT);
166 			rd_reg_dword(&reg->hccr);
167 			break;
168 		}
169 		ha->flags.mbox_int = 1;
170 		*nxt = ram + i;
171 
172 		if (!test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
173 			/* no interrupt, timed out*/
174 			return rval;
175 		}
176 		if (rval) {
177 			/* error completion status */
178 			return rval;
179 		}
180 		for (j = 0; j < dwords; j++) {
181 			ram[i + j] =
182 			    (IS_QLA27XX(ha) || IS_QLA28XX(ha)) ?
183 			    chunk[j] : swab32(chunk[j]);
184 		}
185 	}
186 
187 	*nxt = ram + i;
188 	return QLA_SUCCESS;
189 }
190 
191 int
192 qla24xx_dump_ram(struct qla_hw_data *ha, uint32_t addr, __be32 *ram,
193 		 uint32_t ram_dwords, void **nxt)
194 {
195 	int rval = QLA_FUNCTION_FAILED;
196 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
197 	dma_addr_t dump_dma = ha->gid_list_dma;
198 	uint32_t *chunk = (uint32_t *)ha->gid_list;
199 	uint32_t dwords = qla2x00_gid_list_size(ha) / 4;
200 	uint32_t stat;
201 	ulong i, j, timer = 6000000;
202 
203 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
204 
205 	for (i = 0; i < ram_dwords; i += dwords, addr += dwords) {
206 		if (i + dwords > ram_dwords)
207 			dwords = ram_dwords - i;
208 
209 		wrt_reg_word(&reg->mailbox0, MBC_DUMP_RISC_RAM_EXTENDED);
210 		wrt_reg_word(&reg->mailbox1, LSW(addr));
211 		wrt_reg_word(&reg->mailbox8, MSW(addr));
212 
213 		wrt_reg_word(&reg->mailbox2, MSW(LSD(dump_dma)));
214 		wrt_reg_word(&reg->mailbox3, LSW(LSD(dump_dma)));
215 		wrt_reg_word(&reg->mailbox6, MSW(MSD(dump_dma)));
216 		wrt_reg_word(&reg->mailbox7, LSW(MSD(dump_dma)));
217 
218 		wrt_reg_word(&reg->mailbox4, MSW(dwords));
219 		wrt_reg_word(&reg->mailbox5, LSW(dwords));
220 		wrt_reg_dword(&reg->hccr, HCCRX_SET_HOST_INT);
221 
222 		ha->flags.mbox_int = 0;
223 		while (timer--) {
224 			udelay(5);
225 			stat = rd_reg_dword(&reg->host_status);
226 
227 			/* Check for pending interrupts. */
228 			if (!(stat & HSRX_RISC_INT))
229 				continue;
230 
231 			stat &= 0xff;
232 			if (stat != 0x1 && stat != 0x2 &&
233 			    stat != 0x10 && stat != 0x11) {
234 				wrt_reg_dword(&reg->hccr, HCCRX_CLR_RISC_INT);
235 				rd_reg_dword(&reg->hccr);
236 				continue;
237 			}
238 
239 			set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
240 			rval = rd_reg_word(&reg->mailbox0) & MBS_MASK;
241 			wrt_reg_dword(&reg->hccr, HCCRX_CLR_RISC_INT);
242 			rd_reg_dword(&reg->hccr);
243 			break;
244 		}
245 		ha->flags.mbox_int = 1;
246 		*nxt = ram + i;
247 
248 		if (!test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
249 			/* no interrupt, timed out*/
250 			return rval;
251 		}
252 		if (rval) {
253 			/* error completion status */
254 			return rval;
255 		}
256 		for (j = 0; j < dwords; j++) {
257 			ram[i + j] = (__force __be32)
258 				((IS_QLA27XX(ha) || IS_QLA28XX(ha)) ?
259 				 chunk[j] : swab32(chunk[j]));
260 		}
261 	}
262 
263 	*nxt = ram + i;
264 	return QLA_SUCCESS;
265 }
266 
267 static int
268 qla24xx_dump_memory(struct qla_hw_data *ha, __be32 *code_ram,
269 		    uint32_t cram_size, void **nxt)
270 {
271 	int rval;
272 
273 	/* Code RAM. */
274 	rval = qla24xx_dump_ram(ha, 0x20000, code_ram, cram_size / 4, nxt);
275 	if (rval != QLA_SUCCESS)
276 		return rval;
277 
278 	set_bit(RISC_SRAM_DUMP_CMPL, &ha->fw_dump_cap_flags);
279 
280 	/* External Memory. */
281 	rval = qla24xx_dump_ram(ha, 0x100000, *nxt,
282 	    ha->fw_memory_size - 0x100000 + 1, nxt);
283 	if (rval == QLA_SUCCESS)
284 		set_bit(RISC_EXT_MEM_DUMP_CMPL, &ha->fw_dump_cap_flags);
285 
286 	return rval;
287 }
288 
289 static __be32 *
290 qla24xx_read_window(struct device_reg_24xx __iomem *reg, uint32_t iobase,
291 		    uint32_t count, __be32 *buf)
292 {
293 	__le32 __iomem *dmp_reg;
294 
295 	wrt_reg_dword(&reg->iobase_addr, iobase);
296 	dmp_reg = &reg->iobase_window;
297 	for ( ; count--; dmp_reg++)
298 		*buf++ = htonl(rd_reg_dword(dmp_reg));
299 
300 	return buf;
301 }
302 
303 void
304 qla24xx_pause_risc(struct device_reg_24xx __iomem *reg, struct qla_hw_data *ha)
305 {
306 	wrt_reg_dword(&reg->hccr, HCCRX_SET_RISC_PAUSE);
307 
308 	/* 100 usec delay is sufficient enough for hardware to pause RISC */
309 	udelay(100);
310 	if (rd_reg_dword(&reg->host_status) & HSRX_RISC_PAUSED)
311 		set_bit(RISC_PAUSE_CMPL, &ha->fw_dump_cap_flags);
312 }
313 
314 int
315 qla24xx_soft_reset(struct qla_hw_data *ha)
316 {
317 	int rval = QLA_SUCCESS;
318 	uint32_t cnt;
319 	uint16_t wd;
320 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
321 
322 	/*
323 	 * Reset RISC. The delay is dependent on system architecture.
324 	 * Driver can proceed with the reset sequence after waiting
325 	 * for a timeout period.
326 	 */
327 	wrt_reg_dword(&reg->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
328 	for (cnt = 0; cnt < 30000; cnt++) {
329 		if ((rd_reg_dword(&reg->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
330 			break;
331 
332 		udelay(10);
333 	}
334 	if (!(rd_reg_dword(&reg->ctrl_status) & CSRX_DMA_ACTIVE))
335 		set_bit(DMA_SHUTDOWN_CMPL, &ha->fw_dump_cap_flags);
336 
337 	wrt_reg_dword(&reg->ctrl_status,
338 	    CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
339 	pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
340 
341 	udelay(100);
342 
343 	/* Wait for soft-reset to complete. */
344 	for (cnt = 0; cnt < 30000; cnt++) {
345 		if ((rd_reg_dword(&reg->ctrl_status) &
346 		    CSRX_ISP_SOFT_RESET) == 0)
347 			break;
348 
349 		udelay(10);
350 	}
351 	if (!(rd_reg_dword(&reg->ctrl_status) & CSRX_ISP_SOFT_RESET))
352 		set_bit(ISP_RESET_CMPL, &ha->fw_dump_cap_flags);
353 
354 	wrt_reg_dword(&reg->hccr, HCCRX_CLR_RISC_RESET);
355 	rd_reg_dword(&reg->hccr);             /* PCI Posting. */
356 
357 	for (cnt = 10000; rd_reg_word(&reg->mailbox0) != 0 &&
358 	    rval == QLA_SUCCESS; cnt--) {
359 		if (cnt)
360 			udelay(10);
361 		else
362 			rval = QLA_FUNCTION_TIMEOUT;
363 	}
364 	if (rval == QLA_SUCCESS)
365 		set_bit(RISC_RDY_AFT_RESET, &ha->fw_dump_cap_flags);
366 
367 	return rval;
368 }
369 
370 static int
371 qla2xxx_dump_ram(struct qla_hw_data *ha, uint32_t addr, __be16 *ram,
372     uint32_t ram_words, void **nxt)
373 {
374 	int rval;
375 	uint32_t cnt, stat, timer, words, idx;
376 	uint16_t mb0;
377 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
378 	dma_addr_t dump_dma = ha->gid_list_dma;
379 	__le16 *dump = (__force __le16 *)ha->gid_list;
380 
381 	rval = QLA_SUCCESS;
382 	mb0 = 0;
383 
384 	WRT_MAILBOX_REG(ha, reg, 0, MBC_DUMP_RISC_RAM_EXTENDED);
385 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
386 
387 	words = qla2x00_gid_list_size(ha) / 2;
388 	for (cnt = 0; cnt < ram_words && rval == QLA_SUCCESS;
389 	    cnt += words, addr += words) {
390 		if (cnt + words > ram_words)
391 			words = ram_words - cnt;
392 
393 		WRT_MAILBOX_REG(ha, reg, 1, LSW(addr));
394 		WRT_MAILBOX_REG(ha, reg, 8, MSW(addr));
395 
396 		WRT_MAILBOX_REG(ha, reg, 2, MSW(dump_dma));
397 		WRT_MAILBOX_REG(ha, reg, 3, LSW(dump_dma));
398 		WRT_MAILBOX_REG(ha, reg, 6, MSW(MSD(dump_dma)));
399 		WRT_MAILBOX_REG(ha, reg, 7, LSW(MSD(dump_dma)));
400 
401 		WRT_MAILBOX_REG(ha, reg, 4, words);
402 		wrt_reg_word(&reg->hccr, HCCR_SET_HOST_INT);
403 
404 		for (timer = 6000000; timer; timer--) {
405 			/* Check for pending interrupts. */
406 			stat = rd_reg_dword(&reg->u.isp2300.host_status);
407 			if (stat & HSR_RISC_INT) {
408 				stat &= 0xff;
409 
410 				if (stat == 0x1 || stat == 0x2) {
411 					set_bit(MBX_INTERRUPT,
412 					    &ha->mbx_cmd_flags);
413 
414 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
415 
416 					/* Release mailbox registers. */
417 					wrt_reg_word(&reg->semaphore, 0);
418 					wrt_reg_word(&reg->hccr,
419 					    HCCR_CLR_RISC_INT);
420 					rd_reg_word(&reg->hccr);
421 					break;
422 				} else if (stat == 0x10 || stat == 0x11) {
423 					set_bit(MBX_INTERRUPT,
424 					    &ha->mbx_cmd_flags);
425 
426 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
427 
428 					wrt_reg_word(&reg->hccr,
429 					    HCCR_CLR_RISC_INT);
430 					rd_reg_word(&reg->hccr);
431 					break;
432 				}
433 
434 				/* clear this intr; it wasn't a mailbox intr */
435 				wrt_reg_word(&reg->hccr, HCCR_CLR_RISC_INT);
436 				rd_reg_word(&reg->hccr);
437 			}
438 			udelay(5);
439 		}
440 
441 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
442 			rval = mb0 & MBS_MASK;
443 			for (idx = 0; idx < words; idx++)
444 				ram[cnt + idx] =
445 					cpu_to_be16(le16_to_cpu(dump[idx]));
446 		} else {
447 			rval = QLA_FUNCTION_FAILED;
448 		}
449 	}
450 
451 	*nxt = rval == QLA_SUCCESS ? &ram[cnt] : NULL;
452 	return rval;
453 }
454 
455 static inline void
456 qla2xxx_read_window(struct device_reg_2xxx __iomem *reg, uint32_t count,
457 		    __be16 *buf)
458 {
459 	__le16 __iomem *dmp_reg = &reg->u.isp2300.fb_cmd;
460 
461 	for ( ; count--; dmp_reg++)
462 		*buf++ = htons(rd_reg_word(dmp_reg));
463 }
464 
465 static inline void *
466 qla24xx_copy_eft(struct qla_hw_data *ha, void *ptr)
467 {
468 	if (!ha->eft)
469 		return ptr;
470 
471 	memcpy(ptr, ha->eft, ntohl(ha->fw_dump->eft_size));
472 	return ptr + ntohl(ha->fw_dump->eft_size);
473 }
474 
475 static inline void *
476 qla25xx_copy_fce(struct qla_hw_data *ha, void *ptr, __be32 **last_chain)
477 {
478 	uint32_t cnt;
479 	__be32 *iter_reg;
480 	struct qla2xxx_fce_chain *fcec = ptr;
481 
482 	if (!ha->fce)
483 		return ptr;
484 
485 	*last_chain = &fcec->type;
486 	fcec->type = htonl(DUMP_CHAIN_FCE);
487 	fcec->chain_size = htonl(sizeof(struct qla2xxx_fce_chain) +
488 	    fce_calc_size(ha->fce_bufs));
489 	fcec->size = htonl(fce_calc_size(ha->fce_bufs));
490 	fcec->addr_l = htonl(LSD(ha->fce_dma));
491 	fcec->addr_h = htonl(MSD(ha->fce_dma));
492 
493 	iter_reg = fcec->eregs;
494 	for (cnt = 0; cnt < 8; cnt++)
495 		*iter_reg++ = htonl(ha->fce_mb[cnt]);
496 
497 	memcpy(iter_reg, ha->fce, ntohl(fcec->size));
498 
499 	return (char *)iter_reg + ntohl(fcec->size);
500 }
501 
502 static inline void *
503 qla25xx_copy_exlogin(struct qla_hw_data *ha, void *ptr, __be32 **last_chain)
504 {
505 	struct qla2xxx_offld_chain *c = ptr;
506 
507 	if (!ha->exlogin_buf)
508 		return ptr;
509 
510 	*last_chain = &c->type;
511 
512 	c->type = cpu_to_be32(DUMP_CHAIN_EXLOGIN);
513 	c->chain_size = cpu_to_be32(sizeof(struct qla2xxx_offld_chain) +
514 	    ha->exlogin_size);
515 	c->size = cpu_to_be32(ha->exlogin_size);
516 	c->addr = cpu_to_be64(ha->exlogin_buf_dma);
517 
518 	ptr += sizeof(struct qla2xxx_offld_chain);
519 	memcpy(ptr, ha->exlogin_buf, ha->exlogin_size);
520 
521 	return (char *)ptr + be32_to_cpu(c->size);
522 }
523 
524 static inline void *
525 qla81xx_copy_exchoffld(struct qla_hw_data *ha, void *ptr, __be32 **last_chain)
526 {
527 	struct qla2xxx_offld_chain *c = ptr;
528 
529 	if (!ha->exchoffld_buf)
530 		return ptr;
531 
532 	*last_chain = &c->type;
533 
534 	c->type = cpu_to_be32(DUMP_CHAIN_EXCHG);
535 	c->chain_size = cpu_to_be32(sizeof(struct qla2xxx_offld_chain) +
536 	    ha->exchoffld_size);
537 	c->size = cpu_to_be32(ha->exchoffld_size);
538 	c->addr = cpu_to_be64(ha->exchoffld_buf_dma);
539 
540 	ptr += sizeof(struct qla2xxx_offld_chain);
541 	memcpy(ptr, ha->exchoffld_buf, ha->exchoffld_size);
542 
543 	return (char *)ptr + be32_to_cpu(c->size);
544 }
545 
546 static inline void *
547 qla2xxx_copy_atioqueues(struct qla_hw_data *ha, void *ptr,
548 			__be32 **last_chain)
549 {
550 	struct qla2xxx_mqueue_chain *q;
551 	struct qla2xxx_mqueue_header *qh;
552 	uint32_t num_queues;
553 	int que;
554 	struct {
555 		int length;
556 		void *ring;
557 	} aq, *aqp;
558 
559 	if (!ha->tgt.atio_ring)
560 		return ptr;
561 
562 	num_queues = 1;
563 	aqp = &aq;
564 	aqp->length = ha->tgt.atio_q_length;
565 	aqp->ring = ha->tgt.atio_ring;
566 
567 	for (que = 0; que < num_queues; que++) {
568 		/* aqp = ha->atio_q_map[que]; */
569 		q = ptr;
570 		*last_chain = &q->type;
571 		q->type = htonl(DUMP_CHAIN_QUEUE);
572 		q->chain_size = htonl(
573 		    sizeof(struct qla2xxx_mqueue_chain) +
574 		    sizeof(struct qla2xxx_mqueue_header) +
575 		    (aqp->length * sizeof(request_t)));
576 		ptr += sizeof(struct qla2xxx_mqueue_chain);
577 
578 		/* Add header. */
579 		qh = ptr;
580 		qh->queue = htonl(TYPE_ATIO_QUEUE);
581 		qh->number = htonl(que);
582 		qh->size = htonl(aqp->length * sizeof(request_t));
583 		ptr += sizeof(struct qla2xxx_mqueue_header);
584 
585 		/* Add data. */
586 		memcpy(ptr, aqp->ring, aqp->length * sizeof(request_t));
587 
588 		ptr += aqp->length * sizeof(request_t);
589 	}
590 
591 	return ptr;
592 }
593 
594 static inline void *
595 qla25xx_copy_mqueues(struct qla_hw_data *ha, void *ptr, __be32 **last_chain)
596 {
597 	struct qla2xxx_mqueue_chain *q;
598 	struct qla2xxx_mqueue_header *qh;
599 	struct req_que *req;
600 	struct rsp_que *rsp;
601 	int que;
602 
603 	if (!ha->mqenable)
604 		return ptr;
605 
606 	/* Request queues */
607 	for (que = 1; que < ha->max_req_queues; que++) {
608 		req = ha->req_q_map[que];
609 		if (!req)
610 			break;
611 
612 		/* Add chain. */
613 		q = ptr;
614 		*last_chain = &q->type;
615 		q->type = htonl(DUMP_CHAIN_QUEUE);
616 		q->chain_size = htonl(
617 		    sizeof(struct qla2xxx_mqueue_chain) +
618 		    sizeof(struct qla2xxx_mqueue_header) +
619 		    (req->length * sizeof(request_t)));
620 		ptr += sizeof(struct qla2xxx_mqueue_chain);
621 
622 		/* Add header. */
623 		qh = ptr;
624 		qh->queue = htonl(TYPE_REQUEST_QUEUE);
625 		qh->number = htonl(que);
626 		qh->size = htonl(req->length * sizeof(request_t));
627 		ptr += sizeof(struct qla2xxx_mqueue_header);
628 
629 		/* Add data. */
630 		memcpy(ptr, req->ring, req->length * sizeof(request_t));
631 		ptr += req->length * sizeof(request_t);
632 	}
633 
634 	/* Response queues */
635 	for (que = 1; que < ha->max_rsp_queues; que++) {
636 		rsp = ha->rsp_q_map[que];
637 		if (!rsp)
638 			break;
639 
640 		/* Add chain. */
641 		q = ptr;
642 		*last_chain = &q->type;
643 		q->type = htonl(DUMP_CHAIN_QUEUE);
644 		q->chain_size = htonl(
645 		    sizeof(struct qla2xxx_mqueue_chain) +
646 		    sizeof(struct qla2xxx_mqueue_header) +
647 		    (rsp->length * sizeof(response_t)));
648 		ptr += sizeof(struct qla2xxx_mqueue_chain);
649 
650 		/* Add header. */
651 		qh = ptr;
652 		qh->queue = htonl(TYPE_RESPONSE_QUEUE);
653 		qh->number = htonl(que);
654 		qh->size = htonl(rsp->length * sizeof(response_t));
655 		ptr += sizeof(struct qla2xxx_mqueue_header);
656 
657 		/* Add data. */
658 		memcpy(ptr, rsp->ring, rsp->length * sizeof(response_t));
659 		ptr += rsp->length * sizeof(response_t);
660 	}
661 
662 	return ptr;
663 }
664 
665 static inline void *
666 qla25xx_copy_mq(struct qla_hw_data *ha, void *ptr, __be32 **last_chain)
667 {
668 	uint32_t cnt, que_idx;
669 	uint8_t que_cnt;
670 	struct qla2xxx_mq_chain *mq = ptr;
671 	device_reg_t *reg;
672 
673 	if (!ha->mqenable || IS_QLA83XX(ha) || IS_QLA27XX(ha) ||
674 	    IS_QLA28XX(ha))
675 		return ptr;
676 
677 	mq = ptr;
678 	*last_chain = &mq->type;
679 	mq->type = htonl(DUMP_CHAIN_MQ);
680 	mq->chain_size = htonl(sizeof(struct qla2xxx_mq_chain));
681 
682 	que_cnt = ha->max_req_queues > ha->max_rsp_queues ?
683 		ha->max_req_queues : ha->max_rsp_queues;
684 	mq->count = htonl(que_cnt);
685 	for (cnt = 0; cnt < que_cnt; cnt++) {
686 		reg = ISP_QUE_REG(ha, cnt);
687 		que_idx = cnt * 4;
688 		mq->qregs[que_idx] =
689 		    htonl(rd_reg_dword(&reg->isp25mq.req_q_in));
690 		mq->qregs[que_idx+1] =
691 		    htonl(rd_reg_dword(&reg->isp25mq.req_q_out));
692 		mq->qregs[que_idx+2] =
693 		    htonl(rd_reg_dword(&reg->isp25mq.rsp_q_in));
694 		mq->qregs[que_idx+3] =
695 		    htonl(rd_reg_dword(&reg->isp25mq.rsp_q_out));
696 	}
697 
698 	return ptr + sizeof(struct qla2xxx_mq_chain);
699 }
700 
701 void
702 qla2xxx_dump_post_process(scsi_qla_host_t *vha, int rval)
703 {
704 	struct qla_hw_data *ha = vha->hw;
705 
706 	if (rval != QLA_SUCCESS) {
707 		ql_log(ql_log_warn, vha, 0xd000,
708 		    "Failed to dump firmware (%x), dump status flags (0x%lx).\n",
709 		    rval, ha->fw_dump_cap_flags);
710 		ha->fw_dumped = false;
711 	} else {
712 		ql_log(ql_log_info, vha, 0xd001,
713 		    "Firmware dump saved to temp buffer (%ld/%p), dump status flags (0x%lx).\n",
714 		    vha->host_no, ha->fw_dump, ha->fw_dump_cap_flags);
715 		ha->fw_dumped = true;
716 		qla2x00_post_uevent_work(vha, QLA_UEVENT_CODE_FW_DUMP);
717 	}
718 }
719 
720 void qla2xxx_dump_fw(scsi_qla_host_t *vha)
721 {
722 	unsigned long flags;
723 
724 	spin_lock_irqsave(&vha->hw->hardware_lock, flags);
725 	vha->hw->isp_ops->fw_dump(vha);
726 	spin_unlock_irqrestore(&vha->hw->hardware_lock, flags);
727 }
728 
729 /**
730  * qla2300_fw_dump() - Dumps binary data from the 2300 firmware.
731  * @vha: HA context
732  */
733 void
734 qla2300_fw_dump(scsi_qla_host_t *vha)
735 {
736 	int		rval;
737 	uint32_t	cnt;
738 	struct qla_hw_data *ha = vha->hw;
739 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
740 	__le16 __iomem *dmp_reg;
741 	struct qla2300_fw_dump	*fw;
742 	void		*nxt;
743 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
744 
745 	lockdep_assert_held(&ha->hardware_lock);
746 
747 	if (!ha->fw_dump) {
748 		ql_log(ql_log_warn, vha, 0xd002,
749 		    "No buffer available for dump.\n");
750 		return;
751 	}
752 
753 	if (ha->fw_dumped) {
754 		ql_log(ql_log_warn, vha, 0xd003,
755 		    "Firmware has been previously dumped (%p) "
756 		    "-- ignoring request.\n",
757 		    ha->fw_dump);
758 		return;
759 	}
760 	fw = &ha->fw_dump->isp.isp23;
761 	qla2xxx_prep_dump(ha, ha->fw_dump);
762 
763 	rval = QLA_SUCCESS;
764 	fw->hccr = htons(rd_reg_word(&reg->hccr));
765 
766 	/* Pause RISC. */
767 	wrt_reg_word(&reg->hccr, HCCR_PAUSE_RISC);
768 	if (IS_QLA2300(ha)) {
769 		for (cnt = 30000;
770 		    (rd_reg_word(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
771 			rval == QLA_SUCCESS; cnt--) {
772 			if (cnt)
773 				udelay(100);
774 			else
775 				rval = QLA_FUNCTION_TIMEOUT;
776 		}
777 	} else {
778 		rd_reg_word(&reg->hccr);		/* PCI Posting. */
779 		udelay(10);
780 	}
781 
782 	if (rval == QLA_SUCCESS) {
783 		dmp_reg = &reg->flash_address;
784 		for (cnt = 0; cnt < ARRAY_SIZE(fw->pbiu_reg); cnt++, dmp_reg++)
785 			fw->pbiu_reg[cnt] = htons(rd_reg_word(dmp_reg));
786 
787 		dmp_reg = &reg->u.isp2300.req_q_in;
788 		for (cnt = 0; cnt < ARRAY_SIZE(fw->risc_host_reg);
789 		    cnt++, dmp_reg++)
790 			fw->risc_host_reg[cnt] = htons(rd_reg_word(dmp_reg));
791 
792 		dmp_reg = &reg->u.isp2300.mailbox0;
793 		for (cnt = 0; cnt < ARRAY_SIZE(fw->mailbox_reg);
794 		    cnt++, dmp_reg++)
795 			fw->mailbox_reg[cnt] = htons(rd_reg_word(dmp_reg));
796 
797 		wrt_reg_word(&reg->ctrl_status, 0x40);
798 		qla2xxx_read_window(reg, 32, fw->resp_dma_reg);
799 
800 		wrt_reg_word(&reg->ctrl_status, 0x50);
801 		qla2xxx_read_window(reg, 48, fw->dma_reg);
802 
803 		wrt_reg_word(&reg->ctrl_status, 0x00);
804 		dmp_reg = &reg->risc_hw;
805 		for (cnt = 0; cnt < ARRAY_SIZE(fw->risc_hdw_reg);
806 		    cnt++, dmp_reg++)
807 			fw->risc_hdw_reg[cnt] = htons(rd_reg_word(dmp_reg));
808 
809 		wrt_reg_word(&reg->pcr, 0x2000);
810 		qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
811 
812 		wrt_reg_word(&reg->pcr, 0x2200);
813 		qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
814 
815 		wrt_reg_word(&reg->pcr, 0x2400);
816 		qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
817 
818 		wrt_reg_word(&reg->pcr, 0x2600);
819 		qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
820 
821 		wrt_reg_word(&reg->pcr, 0x2800);
822 		qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
823 
824 		wrt_reg_word(&reg->pcr, 0x2A00);
825 		qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
826 
827 		wrt_reg_word(&reg->pcr, 0x2C00);
828 		qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
829 
830 		wrt_reg_word(&reg->pcr, 0x2E00);
831 		qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
832 
833 		wrt_reg_word(&reg->ctrl_status, 0x10);
834 		qla2xxx_read_window(reg, 64, fw->frame_buf_hdw_reg);
835 
836 		wrt_reg_word(&reg->ctrl_status, 0x20);
837 		qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
838 
839 		wrt_reg_word(&reg->ctrl_status, 0x30);
840 		qla2xxx_read_window(reg, 64, fw->fpm_b1_reg);
841 
842 		/* Reset RISC. */
843 		wrt_reg_word(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
844 		for (cnt = 0; cnt < 30000; cnt++) {
845 			if ((rd_reg_word(&reg->ctrl_status) &
846 			    CSR_ISP_SOFT_RESET) == 0)
847 				break;
848 
849 			udelay(10);
850 		}
851 	}
852 
853 	if (!IS_QLA2300(ha)) {
854 		for (cnt = 30000; RD_MAILBOX_REG(ha, reg, 0) != 0 &&
855 		    rval == QLA_SUCCESS; cnt--) {
856 			if (cnt)
857 				udelay(100);
858 			else
859 				rval = QLA_FUNCTION_TIMEOUT;
860 		}
861 	}
862 
863 	/* Get RISC SRAM. */
864 	if (rval == QLA_SUCCESS)
865 		rval = qla2xxx_dump_ram(ha, 0x800, fw->risc_ram,
866 					ARRAY_SIZE(fw->risc_ram), &nxt);
867 
868 	/* Get stack SRAM. */
869 	if (rval == QLA_SUCCESS)
870 		rval = qla2xxx_dump_ram(ha, 0x10000, fw->stack_ram,
871 					ARRAY_SIZE(fw->stack_ram), &nxt);
872 
873 	/* Get data SRAM. */
874 	if (rval == QLA_SUCCESS)
875 		rval = qla2xxx_dump_ram(ha, 0x11000, fw->data_ram,
876 		    ha->fw_memory_size - 0x11000 + 1, &nxt);
877 
878 	if (rval == QLA_SUCCESS)
879 		qla2xxx_copy_queues(ha, nxt);
880 
881 	qla2xxx_dump_post_process(base_vha, rval);
882 }
883 
884 /**
885  * qla2100_fw_dump() - Dumps binary data from the 2100/2200 firmware.
886  * @vha: HA context
887  */
888 void
889 qla2100_fw_dump(scsi_qla_host_t *vha)
890 {
891 	int		rval;
892 	uint32_t	cnt, timer;
893 	uint16_t	risc_address = 0;
894 	uint16_t	mb0 = 0, mb2 = 0;
895 	struct qla_hw_data *ha = vha->hw;
896 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
897 	__le16 __iomem *dmp_reg;
898 	struct qla2100_fw_dump	*fw;
899 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
900 
901 	lockdep_assert_held(&ha->hardware_lock);
902 
903 	if (!ha->fw_dump) {
904 		ql_log(ql_log_warn, vha, 0xd004,
905 		    "No buffer available for dump.\n");
906 		return;
907 	}
908 
909 	if (ha->fw_dumped) {
910 		ql_log(ql_log_warn, vha, 0xd005,
911 		    "Firmware has been previously dumped (%p) "
912 		    "-- ignoring request.\n",
913 		    ha->fw_dump);
914 		return;
915 	}
916 	fw = &ha->fw_dump->isp.isp21;
917 	qla2xxx_prep_dump(ha, ha->fw_dump);
918 
919 	rval = QLA_SUCCESS;
920 	fw->hccr = htons(rd_reg_word(&reg->hccr));
921 
922 	/* Pause RISC. */
923 	wrt_reg_word(&reg->hccr, HCCR_PAUSE_RISC);
924 	for (cnt = 30000; (rd_reg_word(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
925 	    rval == QLA_SUCCESS; cnt--) {
926 		if (cnt)
927 			udelay(100);
928 		else
929 			rval = QLA_FUNCTION_TIMEOUT;
930 	}
931 	if (rval == QLA_SUCCESS) {
932 		dmp_reg = &reg->flash_address;
933 		for (cnt = 0; cnt < ARRAY_SIZE(fw->pbiu_reg); cnt++, dmp_reg++)
934 			fw->pbiu_reg[cnt] = htons(rd_reg_word(dmp_reg));
935 
936 		dmp_reg = &reg->u.isp2100.mailbox0;
937 		for (cnt = 0; cnt < ha->mbx_count; cnt++, dmp_reg++) {
938 			if (cnt == 8)
939 				dmp_reg = &reg->u_end.isp2200.mailbox8;
940 
941 			fw->mailbox_reg[cnt] = htons(rd_reg_word(dmp_reg));
942 		}
943 
944 		dmp_reg = &reg->u.isp2100.unused_2[0];
945 		for (cnt = 0; cnt < ARRAY_SIZE(fw->dma_reg); cnt++, dmp_reg++)
946 			fw->dma_reg[cnt] = htons(rd_reg_word(dmp_reg));
947 
948 		wrt_reg_word(&reg->ctrl_status, 0x00);
949 		dmp_reg = &reg->risc_hw;
950 		for (cnt = 0; cnt < ARRAY_SIZE(fw->risc_hdw_reg); cnt++, dmp_reg++)
951 			fw->risc_hdw_reg[cnt] = htons(rd_reg_word(dmp_reg));
952 
953 		wrt_reg_word(&reg->pcr, 0x2000);
954 		qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
955 
956 		wrt_reg_word(&reg->pcr, 0x2100);
957 		qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
958 
959 		wrt_reg_word(&reg->pcr, 0x2200);
960 		qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
961 
962 		wrt_reg_word(&reg->pcr, 0x2300);
963 		qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
964 
965 		wrt_reg_word(&reg->pcr, 0x2400);
966 		qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
967 
968 		wrt_reg_word(&reg->pcr, 0x2500);
969 		qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
970 
971 		wrt_reg_word(&reg->pcr, 0x2600);
972 		qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
973 
974 		wrt_reg_word(&reg->pcr, 0x2700);
975 		qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
976 
977 		wrt_reg_word(&reg->ctrl_status, 0x10);
978 		qla2xxx_read_window(reg, 16, fw->frame_buf_hdw_reg);
979 
980 		wrt_reg_word(&reg->ctrl_status, 0x20);
981 		qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
982 
983 		wrt_reg_word(&reg->ctrl_status, 0x30);
984 		qla2xxx_read_window(reg, 64, fw->fpm_b1_reg);
985 
986 		/* Reset the ISP. */
987 		wrt_reg_word(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
988 	}
989 
990 	for (cnt = 30000; RD_MAILBOX_REG(ha, reg, 0) != 0 &&
991 	    rval == QLA_SUCCESS; cnt--) {
992 		if (cnt)
993 			udelay(100);
994 		else
995 			rval = QLA_FUNCTION_TIMEOUT;
996 	}
997 
998 	/* Pause RISC. */
999 	if (rval == QLA_SUCCESS && (IS_QLA2200(ha) || (IS_QLA2100(ha) &&
1000 	    (rd_reg_word(&reg->mctr) & (BIT_1 | BIT_0)) != 0))) {
1001 
1002 		wrt_reg_word(&reg->hccr, HCCR_PAUSE_RISC);
1003 		for (cnt = 30000;
1004 		    (rd_reg_word(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
1005 		    rval == QLA_SUCCESS; cnt--) {
1006 			if (cnt)
1007 				udelay(100);
1008 			else
1009 				rval = QLA_FUNCTION_TIMEOUT;
1010 		}
1011 		if (rval == QLA_SUCCESS) {
1012 			/* Set memory configuration and timing. */
1013 			if (IS_QLA2100(ha))
1014 				wrt_reg_word(&reg->mctr, 0xf1);
1015 			else
1016 				wrt_reg_word(&reg->mctr, 0xf2);
1017 			rd_reg_word(&reg->mctr);	/* PCI Posting. */
1018 
1019 			/* Release RISC. */
1020 			wrt_reg_word(&reg->hccr, HCCR_RELEASE_RISC);
1021 		}
1022 	}
1023 
1024 	if (rval == QLA_SUCCESS) {
1025 		/* Get RISC SRAM. */
1026 		risc_address = 0x1000;
1027  		WRT_MAILBOX_REG(ha, reg, 0, MBC_READ_RAM_WORD);
1028 		clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
1029 	}
1030 	for (cnt = 0; cnt < ARRAY_SIZE(fw->risc_ram) && rval == QLA_SUCCESS;
1031 	    cnt++, risc_address++) {
1032  		WRT_MAILBOX_REG(ha, reg, 1, risc_address);
1033 		wrt_reg_word(&reg->hccr, HCCR_SET_HOST_INT);
1034 
1035 		for (timer = 6000000; timer != 0; timer--) {
1036 			/* Check for pending interrupts. */
1037 			if (rd_reg_word(&reg->istatus) & ISR_RISC_INT) {
1038 				if (rd_reg_word(&reg->semaphore) & BIT_0) {
1039 					set_bit(MBX_INTERRUPT,
1040 					    &ha->mbx_cmd_flags);
1041 
1042 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
1043 					mb2 = RD_MAILBOX_REG(ha, reg, 2);
1044 
1045 					wrt_reg_word(&reg->semaphore, 0);
1046 					wrt_reg_word(&reg->hccr,
1047 					    HCCR_CLR_RISC_INT);
1048 					rd_reg_word(&reg->hccr);
1049 					break;
1050 				}
1051 				wrt_reg_word(&reg->hccr, HCCR_CLR_RISC_INT);
1052 				rd_reg_word(&reg->hccr);
1053 			}
1054 			udelay(5);
1055 		}
1056 
1057 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
1058 			rval = mb0 & MBS_MASK;
1059 			fw->risc_ram[cnt] = htons(mb2);
1060 		} else {
1061 			rval = QLA_FUNCTION_FAILED;
1062 		}
1063 	}
1064 
1065 	if (rval == QLA_SUCCESS)
1066 		qla2xxx_copy_queues(ha, &fw->risc_ram[cnt]);
1067 
1068 	qla2xxx_dump_post_process(base_vha, rval);
1069 }
1070 
1071 void
1072 qla24xx_fw_dump(scsi_qla_host_t *vha)
1073 {
1074 	int		rval;
1075 	uint32_t	cnt;
1076 	struct qla_hw_data *ha = vha->hw;
1077 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1078 	__le32 __iomem *dmp_reg;
1079 	__be32		*iter_reg;
1080 	__le16 __iomem *mbx_reg;
1081 	struct qla24xx_fw_dump *fw;
1082 	void		*nxt;
1083 	void		*nxt_chain;
1084 	__be32		*last_chain = NULL;
1085 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1086 
1087 	lockdep_assert_held(&ha->hardware_lock);
1088 
1089 	if (IS_P3P_TYPE(ha))
1090 		return;
1091 
1092 	ha->fw_dump_cap_flags = 0;
1093 
1094 	if (!ha->fw_dump) {
1095 		ql_log(ql_log_warn, vha, 0xd006,
1096 		    "No buffer available for dump.\n");
1097 		return;
1098 	}
1099 
1100 	if (ha->fw_dumped) {
1101 		ql_log(ql_log_warn, vha, 0xd007,
1102 		    "Firmware has been previously dumped (%p) "
1103 		    "-- ignoring request.\n",
1104 		    ha->fw_dump);
1105 		return;
1106 	}
1107 	QLA_FW_STOPPED(ha);
1108 	fw = &ha->fw_dump->isp.isp24;
1109 	qla2xxx_prep_dump(ha, ha->fw_dump);
1110 
1111 	fw->host_status = htonl(rd_reg_dword(&reg->host_status));
1112 
1113 	/*
1114 	 * Pause RISC. No need to track timeout, as resetting the chip
1115 	 * is the right approach incase of pause timeout
1116 	 */
1117 	qla24xx_pause_risc(reg, ha);
1118 
1119 	/* Host interface registers. */
1120 	dmp_reg = &reg->flash_addr;
1121 	for (cnt = 0; cnt < ARRAY_SIZE(fw->host_reg); cnt++, dmp_reg++)
1122 		fw->host_reg[cnt] = htonl(rd_reg_dword(dmp_reg));
1123 
1124 	/* Disable interrupts. */
1125 	wrt_reg_dword(&reg->ictrl, 0);
1126 	rd_reg_dword(&reg->ictrl);
1127 
1128 	/* Shadow registers. */
1129 	wrt_reg_dword(&reg->iobase_addr, 0x0F70);
1130 	rd_reg_dword(&reg->iobase_addr);
1131 	wrt_reg_dword(&reg->iobase_select, 0xB0000000);
1132 	fw->shadow_reg[0] = htonl(rd_reg_dword(&reg->iobase_sdata));
1133 
1134 	wrt_reg_dword(&reg->iobase_select, 0xB0100000);
1135 	fw->shadow_reg[1] = htonl(rd_reg_dword(&reg->iobase_sdata));
1136 
1137 	wrt_reg_dword(&reg->iobase_select, 0xB0200000);
1138 	fw->shadow_reg[2] = htonl(rd_reg_dword(&reg->iobase_sdata));
1139 
1140 	wrt_reg_dword(&reg->iobase_select, 0xB0300000);
1141 	fw->shadow_reg[3] = htonl(rd_reg_dword(&reg->iobase_sdata));
1142 
1143 	wrt_reg_dword(&reg->iobase_select, 0xB0400000);
1144 	fw->shadow_reg[4] = htonl(rd_reg_dword(&reg->iobase_sdata));
1145 
1146 	wrt_reg_dword(&reg->iobase_select, 0xB0500000);
1147 	fw->shadow_reg[5] = htonl(rd_reg_dword(&reg->iobase_sdata));
1148 
1149 	wrt_reg_dword(&reg->iobase_select, 0xB0600000);
1150 	fw->shadow_reg[6] = htonl(rd_reg_dword(&reg->iobase_sdata));
1151 
1152 	/* Mailbox registers. */
1153 	mbx_reg = &reg->mailbox0;
1154 	for (cnt = 0; cnt < ARRAY_SIZE(fw->mailbox_reg); cnt++, mbx_reg++)
1155 		fw->mailbox_reg[cnt] = htons(rd_reg_word(mbx_reg));
1156 
1157 	/* Transfer sequence registers. */
1158 	iter_reg = fw->xseq_gp_reg;
1159 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1160 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1161 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1162 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1163 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1164 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1165 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1166 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1167 
1168 	qla24xx_read_window(reg, 0xBFE0, 16, fw->xseq_0_reg);
1169 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1170 
1171 	/* Receive sequence registers. */
1172 	iter_reg = fw->rseq_gp_reg;
1173 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1174 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1175 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1176 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1177 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1178 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1179 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1180 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1181 
1182 	qla24xx_read_window(reg, 0xFFD0, 16, fw->rseq_0_reg);
1183 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1184 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1185 
1186 	/* Command DMA registers. */
1187 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1188 
1189 	/* Queues. */
1190 	iter_reg = fw->req0_dma_reg;
1191 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1192 	dmp_reg = &reg->iobase_q;
1193 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1194 		*iter_reg++ = htonl(rd_reg_dword(dmp_reg));
1195 
1196 	iter_reg = fw->resp0_dma_reg;
1197 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1198 	dmp_reg = &reg->iobase_q;
1199 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1200 		*iter_reg++ = htonl(rd_reg_dword(dmp_reg));
1201 
1202 	iter_reg = fw->req1_dma_reg;
1203 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1204 	dmp_reg = &reg->iobase_q;
1205 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1206 		*iter_reg++ = htonl(rd_reg_dword(dmp_reg));
1207 
1208 	/* Transmit DMA registers. */
1209 	iter_reg = fw->xmt0_dma_reg;
1210 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1211 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1212 
1213 	iter_reg = fw->xmt1_dma_reg;
1214 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1215 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1216 
1217 	iter_reg = fw->xmt2_dma_reg;
1218 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1219 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1220 
1221 	iter_reg = fw->xmt3_dma_reg;
1222 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1223 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1224 
1225 	iter_reg = fw->xmt4_dma_reg;
1226 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1227 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1228 
1229 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1230 
1231 	/* Receive DMA registers. */
1232 	iter_reg = fw->rcvt0_data_dma_reg;
1233 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1234 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1235 
1236 	iter_reg = fw->rcvt1_data_dma_reg;
1237 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1238 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1239 
1240 	/* RISC registers. */
1241 	iter_reg = fw->risc_gp_reg;
1242 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1243 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1244 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1245 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1246 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1247 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1248 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1249 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1250 
1251 	/* Local memory controller registers. */
1252 	iter_reg = fw->lmc_reg;
1253 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1254 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1255 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1256 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1257 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1258 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1259 	qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1260 
1261 	/* Fibre Protocol Module registers. */
1262 	iter_reg = fw->fpm_hdw_reg;
1263 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1264 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1265 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1266 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1267 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1268 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1269 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1270 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1271 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1272 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1273 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1274 	qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1275 
1276 	/* Frame Buffer registers. */
1277 	iter_reg = fw->fb_hdw_reg;
1278 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1279 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1280 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1281 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1282 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1283 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1284 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1285 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1286 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1287 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1288 	qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1289 
1290 	rval = qla24xx_soft_reset(ha);
1291 	if (rval != QLA_SUCCESS)
1292 		goto qla24xx_fw_dump_failed_0;
1293 
1294 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1295 	    &nxt);
1296 	if (rval != QLA_SUCCESS)
1297 		goto qla24xx_fw_dump_failed_0;
1298 
1299 	nxt = qla2xxx_copy_queues(ha, nxt);
1300 
1301 	qla24xx_copy_eft(ha, nxt);
1302 
1303 	nxt_chain = (void *)ha->fw_dump + ha->chain_offset;
1304 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1305 	if (last_chain) {
1306 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
1307 		*last_chain |= htonl(DUMP_CHAIN_LAST);
1308 	}
1309 
1310 	/* Adjust valid length. */
1311 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
1312 
1313 qla24xx_fw_dump_failed_0:
1314 	qla2xxx_dump_post_process(base_vha, rval);
1315 }
1316 
1317 void
1318 qla25xx_fw_dump(scsi_qla_host_t *vha)
1319 {
1320 	int		rval;
1321 	uint32_t	cnt;
1322 	struct qla_hw_data *ha = vha->hw;
1323 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1324 	__le32 __iomem *dmp_reg;
1325 	__be32		*iter_reg;
1326 	__le16 __iomem *mbx_reg;
1327 	struct qla25xx_fw_dump *fw;
1328 	void		*nxt, *nxt_chain;
1329 	__be32		*last_chain = NULL;
1330 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1331 
1332 	lockdep_assert_held(&ha->hardware_lock);
1333 
1334 	ha->fw_dump_cap_flags = 0;
1335 
1336 	if (!ha->fw_dump) {
1337 		ql_log(ql_log_warn, vha, 0xd008,
1338 		    "No buffer available for dump.\n");
1339 		return;
1340 	}
1341 
1342 	if (ha->fw_dumped) {
1343 		ql_log(ql_log_warn, vha, 0xd009,
1344 		    "Firmware has been previously dumped (%p) "
1345 		    "-- ignoring request.\n",
1346 		    ha->fw_dump);
1347 		return;
1348 	}
1349 	QLA_FW_STOPPED(ha);
1350 	fw = &ha->fw_dump->isp.isp25;
1351 	qla2xxx_prep_dump(ha, ha->fw_dump);
1352 	ha->fw_dump->version = htonl(2);
1353 
1354 	fw->host_status = htonl(rd_reg_dword(&reg->host_status));
1355 
1356 	/*
1357 	 * Pause RISC. No need to track timeout, as resetting the chip
1358 	 * is the right approach incase of pause timeout
1359 	 */
1360 	qla24xx_pause_risc(reg, ha);
1361 
1362 	/* Host/Risc registers. */
1363 	iter_reg = fw->host_risc_reg;
1364 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
1365 	qla24xx_read_window(reg, 0x7010, 16, iter_reg);
1366 
1367 	/* PCIe registers. */
1368 	wrt_reg_dword(&reg->iobase_addr, 0x7C00);
1369 	rd_reg_dword(&reg->iobase_addr);
1370 	wrt_reg_dword(&reg->iobase_window, 0x01);
1371 	dmp_reg = &reg->iobase_c4;
1372 	fw->pcie_regs[0] = htonl(rd_reg_dword(dmp_reg));
1373 	dmp_reg++;
1374 	fw->pcie_regs[1] = htonl(rd_reg_dword(dmp_reg));
1375 	dmp_reg++;
1376 	fw->pcie_regs[2] = htonl(rd_reg_dword(dmp_reg));
1377 	fw->pcie_regs[3] = htonl(rd_reg_dword(&reg->iobase_window));
1378 
1379 	wrt_reg_dword(&reg->iobase_window, 0x00);
1380 	rd_reg_dword(&reg->iobase_window);
1381 
1382 	/* Host interface registers. */
1383 	dmp_reg = &reg->flash_addr;
1384 	for (cnt = 0; cnt < ARRAY_SIZE(fw->host_reg); cnt++, dmp_reg++)
1385 		fw->host_reg[cnt] = htonl(rd_reg_dword(dmp_reg));
1386 
1387 	/* Disable interrupts. */
1388 	wrt_reg_dword(&reg->ictrl, 0);
1389 	rd_reg_dword(&reg->ictrl);
1390 
1391 	/* Shadow registers. */
1392 	wrt_reg_dword(&reg->iobase_addr, 0x0F70);
1393 	rd_reg_dword(&reg->iobase_addr);
1394 	wrt_reg_dword(&reg->iobase_select, 0xB0000000);
1395 	fw->shadow_reg[0] = htonl(rd_reg_dword(&reg->iobase_sdata));
1396 
1397 	wrt_reg_dword(&reg->iobase_select, 0xB0100000);
1398 	fw->shadow_reg[1] = htonl(rd_reg_dword(&reg->iobase_sdata));
1399 
1400 	wrt_reg_dword(&reg->iobase_select, 0xB0200000);
1401 	fw->shadow_reg[2] = htonl(rd_reg_dword(&reg->iobase_sdata));
1402 
1403 	wrt_reg_dword(&reg->iobase_select, 0xB0300000);
1404 	fw->shadow_reg[3] = htonl(rd_reg_dword(&reg->iobase_sdata));
1405 
1406 	wrt_reg_dword(&reg->iobase_select, 0xB0400000);
1407 	fw->shadow_reg[4] = htonl(rd_reg_dword(&reg->iobase_sdata));
1408 
1409 	wrt_reg_dword(&reg->iobase_select, 0xB0500000);
1410 	fw->shadow_reg[5] = htonl(rd_reg_dword(&reg->iobase_sdata));
1411 
1412 	wrt_reg_dword(&reg->iobase_select, 0xB0600000);
1413 	fw->shadow_reg[6] = htonl(rd_reg_dword(&reg->iobase_sdata));
1414 
1415 	wrt_reg_dword(&reg->iobase_select, 0xB0700000);
1416 	fw->shadow_reg[7] = htonl(rd_reg_dword(&reg->iobase_sdata));
1417 
1418 	wrt_reg_dword(&reg->iobase_select, 0xB0800000);
1419 	fw->shadow_reg[8] = htonl(rd_reg_dword(&reg->iobase_sdata));
1420 
1421 	wrt_reg_dword(&reg->iobase_select, 0xB0900000);
1422 	fw->shadow_reg[9] = htonl(rd_reg_dword(&reg->iobase_sdata));
1423 
1424 	wrt_reg_dword(&reg->iobase_select, 0xB0A00000);
1425 	fw->shadow_reg[10] = htonl(rd_reg_dword(&reg->iobase_sdata));
1426 
1427 	/* RISC I/O register. */
1428 	wrt_reg_dword(&reg->iobase_addr, 0x0010);
1429 	fw->risc_io_reg = htonl(rd_reg_dword(&reg->iobase_window));
1430 
1431 	/* Mailbox registers. */
1432 	mbx_reg = &reg->mailbox0;
1433 	for (cnt = 0; cnt < ARRAY_SIZE(fw->mailbox_reg); cnt++, mbx_reg++)
1434 		fw->mailbox_reg[cnt] = htons(rd_reg_word(mbx_reg));
1435 
1436 	/* Transfer sequence registers. */
1437 	iter_reg = fw->xseq_gp_reg;
1438 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1439 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1440 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1441 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1442 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1443 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1444 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1445 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1446 
1447 	iter_reg = fw->xseq_0_reg;
1448 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
1449 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
1450 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
1451 
1452 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1453 
1454 	/* Receive sequence registers. */
1455 	iter_reg = fw->rseq_gp_reg;
1456 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1457 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1458 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1459 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1460 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1461 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1462 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1463 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1464 
1465 	iter_reg = fw->rseq_0_reg;
1466 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
1467 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
1468 
1469 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1470 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1471 
1472 	/* Auxiliary sequence registers. */
1473 	iter_reg = fw->aseq_gp_reg;
1474 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
1475 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
1476 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
1477 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
1478 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
1479 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
1480 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
1481 	qla24xx_read_window(reg, 0xB070, 16, iter_reg);
1482 
1483 	iter_reg = fw->aseq_0_reg;
1484 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
1485 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
1486 
1487 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
1488 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
1489 
1490 	/* Command DMA registers. */
1491 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1492 
1493 	/* Queues. */
1494 	iter_reg = fw->req0_dma_reg;
1495 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1496 	dmp_reg = &reg->iobase_q;
1497 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1498 		*iter_reg++ = htonl(rd_reg_dword(dmp_reg));
1499 
1500 	iter_reg = fw->resp0_dma_reg;
1501 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1502 	dmp_reg = &reg->iobase_q;
1503 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1504 		*iter_reg++ = htonl(rd_reg_dword(dmp_reg));
1505 
1506 	iter_reg = fw->req1_dma_reg;
1507 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1508 	dmp_reg = &reg->iobase_q;
1509 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1510 		*iter_reg++ = htonl(rd_reg_dword(dmp_reg));
1511 
1512 	/* Transmit DMA registers. */
1513 	iter_reg = fw->xmt0_dma_reg;
1514 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1515 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1516 
1517 	iter_reg = fw->xmt1_dma_reg;
1518 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1519 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1520 
1521 	iter_reg = fw->xmt2_dma_reg;
1522 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1523 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1524 
1525 	iter_reg = fw->xmt3_dma_reg;
1526 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1527 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1528 
1529 	iter_reg = fw->xmt4_dma_reg;
1530 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1531 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1532 
1533 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1534 
1535 	/* Receive DMA registers. */
1536 	iter_reg = fw->rcvt0_data_dma_reg;
1537 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1538 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1539 
1540 	iter_reg = fw->rcvt1_data_dma_reg;
1541 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1542 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1543 
1544 	/* RISC registers. */
1545 	iter_reg = fw->risc_gp_reg;
1546 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1547 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1548 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1549 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1550 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1551 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1552 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1553 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1554 
1555 	/* Local memory controller registers. */
1556 	iter_reg = fw->lmc_reg;
1557 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1558 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1559 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1560 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1561 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1562 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1563 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1564 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
1565 
1566 	/* Fibre Protocol Module registers. */
1567 	iter_reg = fw->fpm_hdw_reg;
1568 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1569 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1570 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1571 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1572 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1573 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1574 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1575 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1576 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1577 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1578 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1579 	qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1580 
1581 	/* Frame Buffer registers. */
1582 	iter_reg = fw->fb_hdw_reg;
1583 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1584 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1585 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1586 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1587 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1588 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1589 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1590 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1591 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1592 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1593 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1594 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
1595 
1596 	/* Multi queue registers */
1597 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
1598 	    &last_chain);
1599 
1600 	rval = qla24xx_soft_reset(ha);
1601 	if (rval != QLA_SUCCESS)
1602 		goto qla25xx_fw_dump_failed_0;
1603 
1604 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1605 	    &nxt);
1606 	if (rval != QLA_SUCCESS)
1607 		goto qla25xx_fw_dump_failed_0;
1608 
1609 	nxt = qla2xxx_copy_queues(ha, nxt);
1610 
1611 	qla24xx_copy_eft(ha, nxt);
1612 
1613 	/* Chain entries -- started with MQ. */
1614 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
1615 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
1616 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1617 	nxt_chain = qla25xx_copy_exlogin(ha, nxt_chain, &last_chain);
1618 	if (last_chain) {
1619 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
1620 		*last_chain |= htonl(DUMP_CHAIN_LAST);
1621 	}
1622 
1623 	/* Adjust valid length. */
1624 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
1625 
1626 qla25xx_fw_dump_failed_0:
1627 	qla2xxx_dump_post_process(base_vha, rval);
1628 }
1629 
1630 void
1631 qla81xx_fw_dump(scsi_qla_host_t *vha)
1632 {
1633 	int		rval;
1634 	uint32_t	cnt;
1635 	struct qla_hw_data *ha = vha->hw;
1636 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1637 	__le32 __iomem *dmp_reg;
1638 	__be32		*iter_reg;
1639 	__le16 __iomem *mbx_reg;
1640 	struct qla81xx_fw_dump *fw;
1641 	void		*nxt, *nxt_chain;
1642 	__be32		*last_chain = NULL;
1643 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1644 
1645 	lockdep_assert_held(&ha->hardware_lock);
1646 
1647 	ha->fw_dump_cap_flags = 0;
1648 
1649 	if (!ha->fw_dump) {
1650 		ql_log(ql_log_warn, vha, 0xd00a,
1651 		    "No buffer available for dump.\n");
1652 		return;
1653 	}
1654 
1655 	if (ha->fw_dumped) {
1656 		ql_log(ql_log_warn, vha, 0xd00b,
1657 		    "Firmware has been previously dumped (%p) "
1658 		    "-- ignoring request.\n",
1659 		    ha->fw_dump);
1660 		return;
1661 	}
1662 	fw = &ha->fw_dump->isp.isp81;
1663 	qla2xxx_prep_dump(ha, ha->fw_dump);
1664 
1665 	fw->host_status = htonl(rd_reg_dword(&reg->host_status));
1666 
1667 	/*
1668 	 * Pause RISC. No need to track timeout, as resetting the chip
1669 	 * is the right approach incase of pause timeout
1670 	 */
1671 	qla24xx_pause_risc(reg, ha);
1672 
1673 	/* Host/Risc registers. */
1674 	iter_reg = fw->host_risc_reg;
1675 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
1676 	qla24xx_read_window(reg, 0x7010, 16, iter_reg);
1677 
1678 	/* PCIe registers. */
1679 	wrt_reg_dword(&reg->iobase_addr, 0x7C00);
1680 	rd_reg_dword(&reg->iobase_addr);
1681 	wrt_reg_dword(&reg->iobase_window, 0x01);
1682 	dmp_reg = &reg->iobase_c4;
1683 	fw->pcie_regs[0] = htonl(rd_reg_dword(dmp_reg));
1684 	dmp_reg++;
1685 	fw->pcie_regs[1] = htonl(rd_reg_dword(dmp_reg));
1686 	dmp_reg++;
1687 	fw->pcie_regs[2] = htonl(rd_reg_dword(dmp_reg));
1688 	fw->pcie_regs[3] = htonl(rd_reg_dword(&reg->iobase_window));
1689 
1690 	wrt_reg_dword(&reg->iobase_window, 0x00);
1691 	rd_reg_dword(&reg->iobase_window);
1692 
1693 	/* Host interface registers. */
1694 	dmp_reg = &reg->flash_addr;
1695 	for (cnt = 0; cnt < ARRAY_SIZE(fw->host_reg); cnt++, dmp_reg++)
1696 		fw->host_reg[cnt] = htonl(rd_reg_dword(dmp_reg));
1697 
1698 	/* Disable interrupts. */
1699 	wrt_reg_dword(&reg->ictrl, 0);
1700 	rd_reg_dword(&reg->ictrl);
1701 
1702 	/* Shadow registers. */
1703 	wrt_reg_dword(&reg->iobase_addr, 0x0F70);
1704 	rd_reg_dword(&reg->iobase_addr);
1705 	wrt_reg_dword(&reg->iobase_select, 0xB0000000);
1706 	fw->shadow_reg[0] = htonl(rd_reg_dword(&reg->iobase_sdata));
1707 
1708 	wrt_reg_dword(&reg->iobase_select, 0xB0100000);
1709 	fw->shadow_reg[1] = htonl(rd_reg_dword(&reg->iobase_sdata));
1710 
1711 	wrt_reg_dword(&reg->iobase_select, 0xB0200000);
1712 	fw->shadow_reg[2] = htonl(rd_reg_dword(&reg->iobase_sdata));
1713 
1714 	wrt_reg_dword(&reg->iobase_select, 0xB0300000);
1715 	fw->shadow_reg[3] = htonl(rd_reg_dword(&reg->iobase_sdata));
1716 
1717 	wrt_reg_dword(&reg->iobase_select, 0xB0400000);
1718 	fw->shadow_reg[4] = htonl(rd_reg_dword(&reg->iobase_sdata));
1719 
1720 	wrt_reg_dword(&reg->iobase_select, 0xB0500000);
1721 	fw->shadow_reg[5] = htonl(rd_reg_dword(&reg->iobase_sdata));
1722 
1723 	wrt_reg_dword(&reg->iobase_select, 0xB0600000);
1724 	fw->shadow_reg[6] = htonl(rd_reg_dword(&reg->iobase_sdata));
1725 
1726 	wrt_reg_dword(&reg->iobase_select, 0xB0700000);
1727 	fw->shadow_reg[7] = htonl(rd_reg_dword(&reg->iobase_sdata));
1728 
1729 	wrt_reg_dword(&reg->iobase_select, 0xB0800000);
1730 	fw->shadow_reg[8] = htonl(rd_reg_dword(&reg->iobase_sdata));
1731 
1732 	wrt_reg_dword(&reg->iobase_select, 0xB0900000);
1733 	fw->shadow_reg[9] = htonl(rd_reg_dword(&reg->iobase_sdata));
1734 
1735 	wrt_reg_dword(&reg->iobase_select, 0xB0A00000);
1736 	fw->shadow_reg[10] = htonl(rd_reg_dword(&reg->iobase_sdata));
1737 
1738 	/* RISC I/O register. */
1739 	wrt_reg_dword(&reg->iobase_addr, 0x0010);
1740 	fw->risc_io_reg = htonl(rd_reg_dword(&reg->iobase_window));
1741 
1742 	/* Mailbox registers. */
1743 	mbx_reg = &reg->mailbox0;
1744 	for (cnt = 0; cnt < ARRAY_SIZE(fw->mailbox_reg); cnt++, mbx_reg++)
1745 		fw->mailbox_reg[cnt] = htons(rd_reg_word(mbx_reg));
1746 
1747 	/* Transfer sequence registers. */
1748 	iter_reg = fw->xseq_gp_reg;
1749 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1750 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1751 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1752 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1753 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1754 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1755 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1756 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1757 
1758 	iter_reg = fw->xseq_0_reg;
1759 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
1760 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
1761 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
1762 
1763 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1764 
1765 	/* Receive sequence registers. */
1766 	iter_reg = fw->rseq_gp_reg;
1767 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1768 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1769 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1770 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1771 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1772 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1773 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1774 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1775 
1776 	iter_reg = fw->rseq_0_reg;
1777 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
1778 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
1779 
1780 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1781 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1782 
1783 	/* Auxiliary sequence registers. */
1784 	iter_reg = fw->aseq_gp_reg;
1785 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
1786 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
1787 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
1788 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
1789 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
1790 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
1791 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
1792 	qla24xx_read_window(reg, 0xB070, 16, iter_reg);
1793 
1794 	iter_reg = fw->aseq_0_reg;
1795 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
1796 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
1797 
1798 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
1799 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
1800 
1801 	/* Command DMA registers. */
1802 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1803 
1804 	/* Queues. */
1805 	iter_reg = fw->req0_dma_reg;
1806 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1807 	dmp_reg = &reg->iobase_q;
1808 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1809 		*iter_reg++ = htonl(rd_reg_dword(dmp_reg));
1810 
1811 	iter_reg = fw->resp0_dma_reg;
1812 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1813 	dmp_reg = &reg->iobase_q;
1814 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1815 		*iter_reg++ = htonl(rd_reg_dword(dmp_reg));
1816 
1817 	iter_reg = fw->req1_dma_reg;
1818 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1819 	dmp_reg = &reg->iobase_q;
1820 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1821 		*iter_reg++ = htonl(rd_reg_dword(dmp_reg));
1822 
1823 	/* Transmit DMA registers. */
1824 	iter_reg = fw->xmt0_dma_reg;
1825 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1826 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1827 
1828 	iter_reg = fw->xmt1_dma_reg;
1829 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1830 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1831 
1832 	iter_reg = fw->xmt2_dma_reg;
1833 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1834 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1835 
1836 	iter_reg = fw->xmt3_dma_reg;
1837 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1838 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1839 
1840 	iter_reg = fw->xmt4_dma_reg;
1841 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1842 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1843 
1844 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1845 
1846 	/* Receive DMA registers. */
1847 	iter_reg = fw->rcvt0_data_dma_reg;
1848 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1849 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1850 
1851 	iter_reg = fw->rcvt1_data_dma_reg;
1852 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1853 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1854 
1855 	/* RISC registers. */
1856 	iter_reg = fw->risc_gp_reg;
1857 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1858 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1859 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1860 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1861 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1862 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1863 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1864 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1865 
1866 	/* Local memory controller registers. */
1867 	iter_reg = fw->lmc_reg;
1868 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1869 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1870 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1871 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1872 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1873 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1874 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1875 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
1876 
1877 	/* Fibre Protocol Module registers. */
1878 	iter_reg = fw->fpm_hdw_reg;
1879 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1880 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1881 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1882 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1883 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1884 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1885 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1886 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1887 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1888 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1889 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1890 	iter_reg = qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1891 	iter_reg = qla24xx_read_window(reg, 0x40C0, 16, iter_reg);
1892 	qla24xx_read_window(reg, 0x40D0, 16, iter_reg);
1893 
1894 	/* Frame Buffer registers. */
1895 	iter_reg = fw->fb_hdw_reg;
1896 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1897 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1898 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1899 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1900 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1901 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1902 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1903 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1904 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1905 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1906 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1907 	iter_reg = qla24xx_read_window(reg, 0x61C0, 16, iter_reg);
1908 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
1909 
1910 	/* Multi queue registers */
1911 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
1912 	    &last_chain);
1913 
1914 	rval = qla24xx_soft_reset(ha);
1915 	if (rval != QLA_SUCCESS)
1916 		goto qla81xx_fw_dump_failed_0;
1917 
1918 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1919 	    &nxt);
1920 	if (rval != QLA_SUCCESS)
1921 		goto qla81xx_fw_dump_failed_0;
1922 
1923 	nxt = qla2xxx_copy_queues(ha, nxt);
1924 
1925 	qla24xx_copy_eft(ha, nxt);
1926 
1927 	/* Chain entries -- started with MQ. */
1928 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
1929 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
1930 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1931 	nxt_chain = qla25xx_copy_exlogin(ha, nxt_chain, &last_chain);
1932 	nxt_chain = qla81xx_copy_exchoffld(ha, nxt_chain, &last_chain);
1933 	if (last_chain) {
1934 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
1935 		*last_chain |= htonl(DUMP_CHAIN_LAST);
1936 	}
1937 
1938 	/* Adjust valid length. */
1939 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
1940 
1941 qla81xx_fw_dump_failed_0:
1942 	qla2xxx_dump_post_process(base_vha, rval);
1943 }
1944 
1945 void
1946 qla83xx_fw_dump(scsi_qla_host_t *vha)
1947 {
1948 	int		rval;
1949 	uint32_t	cnt;
1950 	struct qla_hw_data *ha = vha->hw;
1951 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1952 	__le32 __iomem *dmp_reg;
1953 	__be32		*iter_reg;
1954 	__le16 __iomem *mbx_reg;
1955 	struct qla83xx_fw_dump *fw;
1956 	void		*nxt, *nxt_chain;
1957 	__be32		*last_chain = NULL;
1958 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1959 
1960 	lockdep_assert_held(&ha->hardware_lock);
1961 
1962 	ha->fw_dump_cap_flags = 0;
1963 
1964 	if (!ha->fw_dump) {
1965 		ql_log(ql_log_warn, vha, 0xd00c,
1966 		    "No buffer available for dump!!!\n");
1967 		return;
1968 	}
1969 
1970 	if (ha->fw_dumped) {
1971 		ql_log(ql_log_warn, vha, 0xd00d,
1972 		    "Firmware has been previously dumped (%p) -- ignoring "
1973 		    "request...\n", ha->fw_dump);
1974 		return;
1975 	}
1976 	QLA_FW_STOPPED(ha);
1977 	fw = &ha->fw_dump->isp.isp83;
1978 	qla2xxx_prep_dump(ha, ha->fw_dump);
1979 
1980 	fw->host_status = htonl(rd_reg_dword(&reg->host_status));
1981 
1982 	/*
1983 	 * Pause RISC. No need to track timeout, as resetting the chip
1984 	 * is the right approach incase of pause timeout
1985 	 */
1986 	qla24xx_pause_risc(reg, ha);
1987 
1988 	wrt_reg_dword(&reg->iobase_addr, 0x6000);
1989 	dmp_reg = &reg->iobase_window;
1990 	rd_reg_dword(dmp_reg);
1991 	wrt_reg_dword(dmp_reg, 0);
1992 
1993 	dmp_reg = &reg->unused_4_1[0];
1994 	rd_reg_dword(dmp_reg);
1995 	wrt_reg_dword(dmp_reg, 0);
1996 
1997 	wrt_reg_dword(&reg->iobase_addr, 0x6010);
1998 	dmp_reg = &reg->unused_4_1[2];
1999 	rd_reg_dword(dmp_reg);
2000 	wrt_reg_dword(dmp_reg, 0);
2001 
2002 	/* select PCR and disable ecc checking and correction */
2003 	wrt_reg_dword(&reg->iobase_addr, 0x0F70);
2004 	rd_reg_dword(&reg->iobase_addr);
2005 	wrt_reg_dword(&reg->iobase_select, 0x60000000);	/* write to F0h = PCR */
2006 
2007 	/* Host/Risc registers. */
2008 	iter_reg = fw->host_risc_reg;
2009 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
2010 	iter_reg = qla24xx_read_window(reg, 0x7010, 16, iter_reg);
2011 	qla24xx_read_window(reg, 0x7040, 16, iter_reg);
2012 
2013 	/* PCIe registers. */
2014 	wrt_reg_dword(&reg->iobase_addr, 0x7C00);
2015 	rd_reg_dword(&reg->iobase_addr);
2016 	wrt_reg_dword(&reg->iobase_window, 0x01);
2017 	dmp_reg = &reg->iobase_c4;
2018 	fw->pcie_regs[0] = htonl(rd_reg_dword(dmp_reg));
2019 	dmp_reg++;
2020 	fw->pcie_regs[1] = htonl(rd_reg_dword(dmp_reg));
2021 	dmp_reg++;
2022 	fw->pcie_regs[2] = htonl(rd_reg_dword(dmp_reg));
2023 	fw->pcie_regs[3] = htonl(rd_reg_dword(&reg->iobase_window));
2024 
2025 	wrt_reg_dword(&reg->iobase_window, 0x00);
2026 	rd_reg_dword(&reg->iobase_window);
2027 
2028 	/* Host interface registers. */
2029 	dmp_reg = &reg->flash_addr;
2030 	for (cnt = 0; cnt < ARRAY_SIZE(fw->host_reg); cnt++, dmp_reg++)
2031 		fw->host_reg[cnt] = htonl(rd_reg_dword(dmp_reg));
2032 
2033 	/* Disable interrupts. */
2034 	wrt_reg_dword(&reg->ictrl, 0);
2035 	rd_reg_dword(&reg->ictrl);
2036 
2037 	/* Shadow registers. */
2038 	wrt_reg_dword(&reg->iobase_addr, 0x0F70);
2039 	rd_reg_dword(&reg->iobase_addr);
2040 	wrt_reg_dword(&reg->iobase_select, 0xB0000000);
2041 	fw->shadow_reg[0] = htonl(rd_reg_dword(&reg->iobase_sdata));
2042 
2043 	wrt_reg_dword(&reg->iobase_select, 0xB0100000);
2044 	fw->shadow_reg[1] = htonl(rd_reg_dword(&reg->iobase_sdata));
2045 
2046 	wrt_reg_dword(&reg->iobase_select, 0xB0200000);
2047 	fw->shadow_reg[2] = htonl(rd_reg_dword(&reg->iobase_sdata));
2048 
2049 	wrt_reg_dword(&reg->iobase_select, 0xB0300000);
2050 	fw->shadow_reg[3] = htonl(rd_reg_dword(&reg->iobase_sdata));
2051 
2052 	wrt_reg_dword(&reg->iobase_select, 0xB0400000);
2053 	fw->shadow_reg[4] = htonl(rd_reg_dword(&reg->iobase_sdata));
2054 
2055 	wrt_reg_dword(&reg->iobase_select, 0xB0500000);
2056 	fw->shadow_reg[5] = htonl(rd_reg_dword(&reg->iobase_sdata));
2057 
2058 	wrt_reg_dword(&reg->iobase_select, 0xB0600000);
2059 	fw->shadow_reg[6] = htonl(rd_reg_dword(&reg->iobase_sdata));
2060 
2061 	wrt_reg_dword(&reg->iobase_select, 0xB0700000);
2062 	fw->shadow_reg[7] = htonl(rd_reg_dword(&reg->iobase_sdata));
2063 
2064 	wrt_reg_dword(&reg->iobase_select, 0xB0800000);
2065 	fw->shadow_reg[8] = htonl(rd_reg_dword(&reg->iobase_sdata));
2066 
2067 	wrt_reg_dword(&reg->iobase_select, 0xB0900000);
2068 	fw->shadow_reg[9] = htonl(rd_reg_dword(&reg->iobase_sdata));
2069 
2070 	wrt_reg_dword(&reg->iobase_select, 0xB0A00000);
2071 	fw->shadow_reg[10] = htonl(rd_reg_dword(&reg->iobase_sdata));
2072 
2073 	/* RISC I/O register. */
2074 	wrt_reg_dword(&reg->iobase_addr, 0x0010);
2075 	fw->risc_io_reg = htonl(rd_reg_dword(&reg->iobase_window));
2076 
2077 	/* Mailbox registers. */
2078 	mbx_reg = &reg->mailbox0;
2079 	for (cnt = 0; cnt < ARRAY_SIZE(fw->mailbox_reg); cnt++, mbx_reg++)
2080 		fw->mailbox_reg[cnt] = htons(rd_reg_word(mbx_reg));
2081 
2082 	/* Transfer sequence registers. */
2083 	iter_reg = fw->xseq_gp_reg;
2084 	iter_reg = qla24xx_read_window(reg, 0xBE00, 16, iter_reg);
2085 	iter_reg = qla24xx_read_window(reg, 0xBE10, 16, iter_reg);
2086 	iter_reg = qla24xx_read_window(reg, 0xBE20, 16, iter_reg);
2087 	iter_reg = qla24xx_read_window(reg, 0xBE30, 16, iter_reg);
2088 	iter_reg = qla24xx_read_window(reg, 0xBE40, 16, iter_reg);
2089 	iter_reg = qla24xx_read_window(reg, 0xBE50, 16, iter_reg);
2090 	iter_reg = qla24xx_read_window(reg, 0xBE60, 16, iter_reg);
2091 	iter_reg = qla24xx_read_window(reg, 0xBE70, 16, iter_reg);
2092 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
2093 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
2094 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
2095 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
2096 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
2097 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
2098 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
2099 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
2100 
2101 	iter_reg = fw->xseq_0_reg;
2102 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
2103 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
2104 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
2105 
2106 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
2107 
2108 	qla24xx_read_window(reg, 0xBEF0, 16, fw->xseq_2_reg);
2109 
2110 	/* Receive sequence registers. */
2111 	iter_reg = fw->rseq_gp_reg;
2112 	iter_reg = qla24xx_read_window(reg, 0xFE00, 16, iter_reg);
2113 	iter_reg = qla24xx_read_window(reg, 0xFE10, 16, iter_reg);
2114 	iter_reg = qla24xx_read_window(reg, 0xFE20, 16, iter_reg);
2115 	iter_reg = qla24xx_read_window(reg, 0xFE30, 16, iter_reg);
2116 	iter_reg = qla24xx_read_window(reg, 0xFE40, 16, iter_reg);
2117 	iter_reg = qla24xx_read_window(reg, 0xFE50, 16, iter_reg);
2118 	iter_reg = qla24xx_read_window(reg, 0xFE60, 16, iter_reg);
2119 	iter_reg = qla24xx_read_window(reg, 0xFE70, 16, iter_reg);
2120 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
2121 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
2122 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
2123 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
2124 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
2125 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
2126 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
2127 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
2128 
2129 	iter_reg = fw->rseq_0_reg;
2130 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
2131 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
2132 
2133 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
2134 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
2135 	qla24xx_read_window(reg, 0xFEF0, 16, fw->rseq_3_reg);
2136 
2137 	/* Auxiliary sequence registers. */
2138 	iter_reg = fw->aseq_gp_reg;
2139 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
2140 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
2141 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
2142 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
2143 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
2144 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
2145 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
2146 	iter_reg = qla24xx_read_window(reg, 0xB070, 16, iter_reg);
2147 	iter_reg = qla24xx_read_window(reg, 0xB100, 16, iter_reg);
2148 	iter_reg = qla24xx_read_window(reg, 0xB110, 16, iter_reg);
2149 	iter_reg = qla24xx_read_window(reg, 0xB120, 16, iter_reg);
2150 	iter_reg = qla24xx_read_window(reg, 0xB130, 16, iter_reg);
2151 	iter_reg = qla24xx_read_window(reg, 0xB140, 16, iter_reg);
2152 	iter_reg = qla24xx_read_window(reg, 0xB150, 16, iter_reg);
2153 	iter_reg = qla24xx_read_window(reg, 0xB160, 16, iter_reg);
2154 	qla24xx_read_window(reg, 0xB170, 16, iter_reg);
2155 
2156 	iter_reg = fw->aseq_0_reg;
2157 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
2158 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
2159 
2160 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
2161 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
2162 	qla24xx_read_window(reg, 0xB1F0, 16, fw->aseq_3_reg);
2163 
2164 	/* Command DMA registers. */
2165 	iter_reg = fw->cmd_dma_reg;
2166 	iter_reg = qla24xx_read_window(reg, 0x7100, 16, iter_reg);
2167 	iter_reg = qla24xx_read_window(reg, 0x7120, 16, iter_reg);
2168 	iter_reg = qla24xx_read_window(reg, 0x7130, 16, iter_reg);
2169 	qla24xx_read_window(reg, 0x71F0, 16, iter_reg);
2170 
2171 	/* Queues. */
2172 	iter_reg = fw->req0_dma_reg;
2173 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
2174 	dmp_reg = &reg->iobase_q;
2175 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
2176 		*iter_reg++ = htonl(rd_reg_dword(dmp_reg));
2177 
2178 	iter_reg = fw->resp0_dma_reg;
2179 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
2180 	dmp_reg = &reg->iobase_q;
2181 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
2182 		*iter_reg++ = htonl(rd_reg_dword(dmp_reg));
2183 
2184 	iter_reg = fw->req1_dma_reg;
2185 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
2186 	dmp_reg = &reg->iobase_q;
2187 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
2188 		*iter_reg++ = htonl(rd_reg_dword(dmp_reg));
2189 
2190 	/* Transmit DMA registers. */
2191 	iter_reg = fw->xmt0_dma_reg;
2192 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
2193 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
2194 
2195 	iter_reg = fw->xmt1_dma_reg;
2196 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
2197 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
2198 
2199 	iter_reg = fw->xmt2_dma_reg;
2200 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
2201 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
2202 
2203 	iter_reg = fw->xmt3_dma_reg;
2204 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
2205 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
2206 
2207 	iter_reg = fw->xmt4_dma_reg;
2208 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
2209 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
2210 
2211 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
2212 
2213 	/* Receive DMA registers. */
2214 	iter_reg = fw->rcvt0_data_dma_reg;
2215 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
2216 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
2217 
2218 	iter_reg = fw->rcvt1_data_dma_reg;
2219 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
2220 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
2221 
2222 	/* RISC registers. */
2223 	iter_reg = fw->risc_gp_reg;
2224 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
2225 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
2226 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
2227 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
2228 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
2229 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
2230 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
2231 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
2232 
2233 	/* Local memory controller registers. */
2234 	iter_reg = fw->lmc_reg;
2235 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
2236 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
2237 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
2238 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
2239 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
2240 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
2241 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
2242 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
2243 
2244 	/* Fibre Protocol Module registers. */
2245 	iter_reg = fw->fpm_hdw_reg;
2246 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
2247 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
2248 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
2249 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
2250 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
2251 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
2252 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
2253 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
2254 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
2255 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
2256 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
2257 	iter_reg = qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
2258 	iter_reg = qla24xx_read_window(reg, 0x40C0, 16, iter_reg);
2259 	iter_reg = qla24xx_read_window(reg, 0x40D0, 16, iter_reg);
2260 	iter_reg = qla24xx_read_window(reg, 0x40E0, 16, iter_reg);
2261 	qla24xx_read_window(reg, 0x40F0, 16, iter_reg);
2262 
2263 	/* RQ0 Array registers. */
2264 	iter_reg = fw->rq0_array_reg;
2265 	iter_reg = qla24xx_read_window(reg, 0x5C00, 16, iter_reg);
2266 	iter_reg = qla24xx_read_window(reg, 0x5C10, 16, iter_reg);
2267 	iter_reg = qla24xx_read_window(reg, 0x5C20, 16, iter_reg);
2268 	iter_reg = qla24xx_read_window(reg, 0x5C30, 16, iter_reg);
2269 	iter_reg = qla24xx_read_window(reg, 0x5C40, 16, iter_reg);
2270 	iter_reg = qla24xx_read_window(reg, 0x5C50, 16, iter_reg);
2271 	iter_reg = qla24xx_read_window(reg, 0x5C60, 16, iter_reg);
2272 	iter_reg = qla24xx_read_window(reg, 0x5C70, 16, iter_reg);
2273 	iter_reg = qla24xx_read_window(reg, 0x5C80, 16, iter_reg);
2274 	iter_reg = qla24xx_read_window(reg, 0x5C90, 16, iter_reg);
2275 	iter_reg = qla24xx_read_window(reg, 0x5CA0, 16, iter_reg);
2276 	iter_reg = qla24xx_read_window(reg, 0x5CB0, 16, iter_reg);
2277 	iter_reg = qla24xx_read_window(reg, 0x5CC0, 16, iter_reg);
2278 	iter_reg = qla24xx_read_window(reg, 0x5CD0, 16, iter_reg);
2279 	iter_reg = qla24xx_read_window(reg, 0x5CE0, 16, iter_reg);
2280 	qla24xx_read_window(reg, 0x5CF0, 16, iter_reg);
2281 
2282 	/* RQ1 Array registers. */
2283 	iter_reg = fw->rq1_array_reg;
2284 	iter_reg = qla24xx_read_window(reg, 0x5D00, 16, iter_reg);
2285 	iter_reg = qla24xx_read_window(reg, 0x5D10, 16, iter_reg);
2286 	iter_reg = qla24xx_read_window(reg, 0x5D20, 16, iter_reg);
2287 	iter_reg = qla24xx_read_window(reg, 0x5D30, 16, iter_reg);
2288 	iter_reg = qla24xx_read_window(reg, 0x5D40, 16, iter_reg);
2289 	iter_reg = qla24xx_read_window(reg, 0x5D50, 16, iter_reg);
2290 	iter_reg = qla24xx_read_window(reg, 0x5D60, 16, iter_reg);
2291 	iter_reg = qla24xx_read_window(reg, 0x5D70, 16, iter_reg);
2292 	iter_reg = qla24xx_read_window(reg, 0x5D80, 16, iter_reg);
2293 	iter_reg = qla24xx_read_window(reg, 0x5D90, 16, iter_reg);
2294 	iter_reg = qla24xx_read_window(reg, 0x5DA0, 16, iter_reg);
2295 	iter_reg = qla24xx_read_window(reg, 0x5DB0, 16, iter_reg);
2296 	iter_reg = qla24xx_read_window(reg, 0x5DC0, 16, iter_reg);
2297 	iter_reg = qla24xx_read_window(reg, 0x5DD0, 16, iter_reg);
2298 	iter_reg = qla24xx_read_window(reg, 0x5DE0, 16, iter_reg);
2299 	qla24xx_read_window(reg, 0x5DF0, 16, iter_reg);
2300 
2301 	/* RP0 Array registers. */
2302 	iter_reg = fw->rp0_array_reg;
2303 	iter_reg = qla24xx_read_window(reg, 0x5E00, 16, iter_reg);
2304 	iter_reg = qla24xx_read_window(reg, 0x5E10, 16, iter_reg);
2305 	iter_reg = qla24xx_read_window(reg, 0x5E20, 16, iter_reg);
2306 	iter_reg = qla24xx_read_window(reg, 0x5E30, 16, iter_reg);
2307 	iter_reg = qla24xx_read_window(reg, 0x5E40, 16, iter_reg);
2308 	iter_reg = qla24xx_read_window(reg, 0x5E50, 16, iter_reg);
2309 	iter_reg = qla24xx_read_window(reg, 0x5E60, 16, iter_reg);
2310 	iter_reg = qla24xx_read_window(reg, 0x5E70, 16, iter_reg);
2311 	iter_reg = qla24xx_read_window(reg, 0x5E80, 16, iter_reg);
2312 	iter_reg = qla24xx_read_window(reg, 0x5E90, 16, iter_reg);
2313 	iter_reg = qla24xx_read_window(reg, 0x5EA0, 16, iter_reg);
2314 	iter_reg = qla24xx_read_window(reg, 0x5EB0, 16, iter_reg);
2315 	iter_reg = qla24xx_read_window(reg, 0x5EC0, 16, iter_reg);
2316 	iter_reg = qla24xx_read_window(reg, 0x5ED0, 16, iter_reg);
2317 	iter_reg = qla24xx_read_window(reg, 0x5EE0, 16, iter_reg);
2318 	qla24xx_read_window(reg, 0x5EF0, 16, iter_reg);
2319 
2320 	/* RP1 Array registers. */
2321 	iter_reg = fw->rp1_array_reg;
2322 	iter_reg = qla24xx_read_window(reg, 0x5F00, 16, iter_reg);
2323 	iter_reg = qla24xx_read_window(reg, 0x5F10, 16, iter_reg);
2324 	iter_reg = qla24xx_read_window(reg, 0x5F20, 16, iter_reg);
2325 	iter_reg = qla24xx_read_window(reg, 0x5F30, 16, iter_reg);
2326 	iter_reg = qla24xx_read_window(reg, 0x5F40, 16, iter_reg);
2327 	iter_reg = qla24xx_read_window(reg, 0x5F50, 16, iter_reg);
2328 	iter_reg = qla24xx_read_window(reg, 0x5F60, 16, iter_reg);
2329 	iter_reg = qla24xx_read_window(reg, 0x5F70, 16, iter_reg);
2330 	iter_reg = qla24xx_read_window(reg, 0x5F80, 16, iter_reg);
2331 	iter_reg = qla24xx_read_window(reg, 0x5F90, 16, iter_reg);
2332 	iter_reg = qla24xx_read_window(reg, 0x5FA0, 16, iter_reg);
2333 	iter_reg = qla24xx_read_window(reg, 0x5FB0, 16, iter_reg);
2334 	iter_reg = qla24xx_read_window(reg, 0x5FC0, 16, iter_reg);
2335 	iter_reg = qla24xx_read_window(reg, 0x5FD0, 16, iter_reg);
2336 	iter_reg = qla24xx_read_window(reg, 0x5FE0, 16, iter_reg);
2337 	qla24xx_read_window(reg, 0x5FF0, 16, iter_reg);
2338 
2339 	iter_reg = fw->at0_array_reg;
2340 	iter_reg = qla24xx_read_window(reg, 0x7080, 16, iter_reg);
2341 	iter_reg = qla24xx_read_window(reg, 0x7090, 16, iter_reg);
2342 	iter_reg = qla24xx_read_window(reg, 0x70A0, 16, iter_reg);
2343 	iter_reg = qla24xx_read_window(reg, 0x70B0, 16, iter_reg);
2344 	iter_reg = qla24xx_read_window(reg, 0x70C0, 16, iter_reg);
2345 	iter_reg = qla24xx_read_window(reg, 0x70D0, 16, iter_reg);
2346 	iter_reg = qla24xx_read_window(reg, 0x70E0, 16, iter_reg);
2347 	qla24xx_read_window(reg, 0x70F0, 16, iter_reg);
2348 
2349 	/* I/O Queue Control registers. */
2350 	qla24xx_read_window(reg, 0x7800, 16, fw->queue_control_reg);
2351 
2352 	/* Frame Buffer registers. */
2353 	iter_reg = fw->fb_hdw_reg;
2354 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
2355 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
2356 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
2357 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
2358 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
2359 	iter_reg = qla24xx_read_window(reg, 0x6060, 16, iter_reg);
2360 	iter_reg = qla24xx_read_window(reg, 0x6070, 16, iter_reg);
2361 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
2362 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
2363 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
2364 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
2365 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
2366 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
2367 	iter_reg = qla24xx_read_window(reg, 0x61C0, 16, iter_reg);
2368 	iter_reg = qla24xx_read_window(reg, 0x6530, 16, iter_reg);
2369 	iter_reg = qla24xx_read_window(reg, 0x6540, 16, iter_reg);
2370 	iter_reg = qla24xx_read_window(reg, 0x6550, 16, iter_reg);
2371 	iter_reg = qla24xx_read_window(reg, 0x6560, 16, iter_reg);
2372 	iter_reg = qla24xx_read_window(reg, 0x6570, 16, iter_reg);
2373 	iter_reg = qla24xx_read_window(reg, 0x6580, 16, iter_reg);
2374 	iter_reg = qla24xx_read_window(reg, 0x6590, 16, iter_reg);
2375 	iter_reg = qla24xx_read_window(reg, 0x65A0, 16, iter_reg);
2376 	iter_reg = qla24xx_read_window(reg, 0x65B0, 16, iter_reg);
2377 	iter_reg = qla24xx_read_window(reg, 0x65C0, 16, iter_reg);
2378 	iter_reg = qla24xx_read_window(reg, 0x65D0, 16, iter_reg);
2379 	iter_reg = qla24xx_read_window(reg, 0x65E0, 16, iter_reg);
2380 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
2381 
2382 	/* Multi queue registers */
2383 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
2384 	    &last_chain);
2385 
2386 	rval = qla24xx_soft_reset(ha);
2387 	if (rval != QLA_SUCCESS) {
2388 		ql_log(ql_log_warn, vha, 0xd00e,
2389 		    "SOFT RESET FAILED, forcing continuation of dump!!!\n");
2390 		rval = QLA_SUCCESS;
2391 
2392 		ql_log(ql_log_warn, vha, 0xd00f, "try a bigger hammer!!!\n");
2393 
2394 		wrt_reg_dword(&reg->hccr, HCCRX_SET_RISC_RESET);
2395 		rd_reg_dword(&reg->hccr);
2396 
2397 		wrt_reg_dword(&reg->hccr, HCCRX_REL_RISC_PAUSE);
2398 		rd_reg_dword(&reg->hccr);
2399 
2400 		wrt_reg_dword(&reg->hccr, HCCRX_CLR_RISC_RESET);
2401 		rd_reg_dword(&reg->hccr);
2402 
2403 		for (cnt = 30000; cnt && (rd_reg_word(&reg->mailbox0)); cnt--)
2404 			udelay(5);
2405 
2406 		if (!cnt) {
2407 			nxt = fw->code_ram;
2408 			nxt += sizeof(fw->code_ram);
2409 			nxt += (ha->fw_memory_size - 0x100000 + 1);
2410 			goto copy_queue;
2411 		} else {
2412 			set_bit(RISC_RDY_AFT_RESET, &ha->fw_dump_cap_flags);
2413 			ql_log(ql_log_warn, vha, 0xd010,
2414 			    "bigger hammer success?\n");
2415 		}
2416 	}
2417 
2418 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
2419 	    &nxt);
2420 	if (rval != QLA_SUCCESS)
2421 		goto qla83xx_fw_dump_failed_0;
2422 
2423 copy_queue:
2424 	nxt = qla2xxx_copy_queues(ha, nxt);
2425 
2426 	qla24xx_copy_eft(ha, nxt);
2427 
2428 	/* Chain entries -- started with MQ. */
2429 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
2430 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
2431 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
2432 	nxt_chain = qla25xx_copy_exlogin(ha, nxt_chain, &last_chain);
2433 	nxt_chain = qla81xx_copy_exchoffld(ha, nxt_chain, &last_chain);
2434 	if (last_chain) {
2435 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
2436 		*last_chain |= htonl(DUMP_CHAIN_LAST);
2437 	}
2438 
2439 	/* Adjust valid length. */
2440 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
2441 
2442 qla83xx_fw_dump_failed_0:
2443 	qla2xxx_dump_post_process(base_vha, rval);
2444 }
2445 
2446 /****************************************************************************/
2447 /*                         Driver Debug Functions.                          */
2448 /****************************************************************************/
2449 
2450 /*
2451  * This function is for formatting and logging debug information.
2452  * It is to be used when vha is available. It formats the message
2453  * and logs it to the messages file.
2454  * parameters:
2455  * level: The level of the debug messages to be printed.
2456  *        If ql2xextended_error_logging value is correctly set,
2457  *        this message will appear in the messages file.
2458  * vha:   Pointer to the scsi_qla_host_t.
2459  * id:    This is a unique identifier for the level. It identifies the
2460  *        part of the code from where the message originated.
2461  * msg:   The message to be displayed.
2462  */
2463 void
2464 ql_dbg(uint level, scsi_qla_host_t *vha, uint id, const char *fmt, ...)
2465 {
2466 	va_list va;
2467 	struct va_format vaf;
2468 
2469 	va_start(va, fmt);
2470 
2471 	vaf.fmt = fmt;
2472 	vaf.va = &va;
2473 
2474 	if (!ql_mask_match(level)) {
2475 		char pbuf[64];
2476 
2477 		if (vha != NULL) {
2478 			const struct pci_dev *pdev = vha->hw->pdev;
2479 			/* <module-name> <msg-id>:<host> Message */
2480 			snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x:%ld: ",
2481 			    QL_MSGHDR, dev_name(&(pdev->dev)), id,
2482 			    vha->host_no);
2483 		} else {
2484 			snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: : ",
2485 			    QL_MSGHDR, "0000:00:00.0", id);
2486 		}
2487 		pbuf[sizeof(pbuf) - 1] = 0;
2488 		trace_ql_dbg_log(pbuf, &vaf);
2489 		va_end(va);
2490 		return;
2491 	}
2492 
2493 	if (vha != NULL) {
2494 		const struct pci_dev *pdev = vha->hw->pdev;
2495 		/* <module-name> <pci-name> <msg-id>:<host> Message */
2496 		pr_warn("%s [%s]-%04x:%ld: %pV",
2497 			QL_MSGHDR, dev_name(&(pdev->dev)), id + ql_dbg_offset,
2498 			vha->host_no, &vaf);
2499 	} else {
2500 		pr_warn("%s [%s]-%04x: : %pV",
2501 			QL_MSGHDR, "0000:00:00.0", id + ql_dbg_offset, &vaf);
2502 	}
2503 
2504 	va_end(va);
2505 
2506 }
2507 
2508 /*
2509  * This function is for formatting and logging debug information.
2510  * It is to be used when vha is not available and pci is available,
2511  * i.e., before host allocation. It formats the message and logs it
2512  * to the messages file.
2513  * parameters:
2514  * level: The level of the debug messages to be printed.
2515  *        If ql2xextended_error_logging value is correctly set,
2516  *        this message will appear in the messages file.
2517  * pdev:  Pointer to the struct pci_dev.
2518  * id:    This is a unique id for the level. It identifies the part
2519  *        of the code from where the message originated.
2520  * msg:   The message to be displayed.
2521  */
2522 void
2523 ql_dbg_pci(uint level, struct pci_dev *pdev, uint id, const char *fmt, ...)
2524 {
2525 	va_list va;
2526 	struct va_format vaf;
2527 
2528 	if (pdev == NULL)
2529 		return;
2530 	if (!ql_mask_match(level))
2531 		return;
2532 
2533 	va_start(va, fmt);
2534 
2535 	vaf.fmt = fmt;
2536 	vaf.va = &va;
2537 
2538 	/* <module-name> <dev-name>:<msg-id> Message */
2539 	pr_warn("%s [%s]-%04x: : %pV",
2540 		QL_MSGHDR, dev_name(&(pdev->dev)), id + ql_dbg_offset, &vaf);
2541 
2542 	va_end(va);
2543 }
2544 
2545 /*
2546  * This function is for formatting and logging log messages.
2547  * It is to be used when vha is available. It formats the message
2548  * and logs it to the messages file. All the messages will be logged
2549  * irrespective of value of ql2xextended_error_logging.
2550  * parameters:
2551  * level: The level of the log messages to be printed in the
2552  *        messages file.
2553  * vha:   Pointer to the scsi_qla_host_t
2554  * id:    This is a unique id for the level. It identifies the
2555  *        part of the code from where the message originated.
2556  * msg:   The message to be displayed.
2557  */
2558 void
2559 ql_log(uint level, scsi_qla_host_t *vha, uint id, const char *fmt, ...)
2560 {
2561 	va_list va;
2562 	struct va_format vaf;
2563 	char pbuf[128];
2564 
2565 	if (level > ql_errlev)
2566 		return;
2567 
2568 	if (vha != NULL) {
2569 		const struct pci_dev *pdev = vha->hw->pdev;
2570 		/* <module-name> <msg-id>:<host> Message */
2571 		snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x:%ld: ",
2572 			QL_MSGHDR, dev_name(&(pdev->dev)), id, vha->host_no);
2573 	} else {
2574 		snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: : ",
2575 			QL_MSGHDR, "0000:00:00.0", id);
2576 	}
2577 	pbuf[sizeof(pbuf) - 1] = 0;
2578 
2579 	va_start(va, fmt);
2580 
2581 	vaf.fmt = fmt;
2582 	vaf.va = &va;
2583 
2584 	switch (level) {
2585 	case ql_log_fatal: /* FATAL LOG */
2586 		pr_crit("%s%pV", pbuf, &vaf);
2587 		break;
2588 	case ql_log_warn:
2589 		pr_err("%s%pV", pbuf, &vaf);
2590 		break;
2591 	case ql_log_info:
2592 		pr_warn("%s%pV", pbuf, &vaf);
2593 		break;
2594 	default:
2595 		pr_info("%s%pV", pbuf, &vaf);
2596 		break;
2597 	}
2598 
2599 	va_end(va);
2600 }
2601 
2602 /*
2603  * This function is for formatting and logging log messages.
2604  * It is to be used when vha is not available and pci is available,
2605  * i.e., before host allocation. It formats the message and logs
2606  * it to the messages file. All the messages are logged irrespective
2607  * of the value of ql2xextended_error_logging.
2608  * parameters:
2609  * level: The level of the log messages to be printed in the
2610  *        messages file.
2611  * pdev:  Pointer to the struct pci_dev.
2612  * id:    This is a unique id for the level. It identifies the
2613  *        part of the code from where the message originated.
2614  * msg:   The message to be displayed.
2615  */
2616 void
2617 ql_log_pci(uint level, struct pci_dev *pdev, uint id, const char *fmt, ...)
2618 {
2619 	va_list va;
2620 	struct va_format vaf;
2621 	char pbuf[128];
2622 
2623 	if (pdev == NULL)
2624 		return;
2625 	if (level > ql_errlev)
2626 		return;
2627 
2628 	/* <module-name> <dev-name>:<msg-id> Message */
2629 	snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: : ",
2630 		 QL_MSGHDR, dev_name(&(pdev->dev)), id);
2631 	pbuf[sizeof(pbuf) - 1] = 0;
2632 
2633 	va_start(va, fmt);
2634 
2635 	vaf.fmt = fmt;
2636 	vaf.va = &va;
2637 
2638 	switch (level) {
2639 	case ql_log_fatal: /* FATAL LOG */
2640 		pr_crit("%s%pV", pbuf, &vaf);
2641 		break;
2642 	case ql_log_warn:
2643 		pr_err("%s%pV", pbuf, &vaf);
2644 		break;
2645 	case ql_log_info:
2646 		pr_warn("%s%pV", pbuf, &vaf);
2647 		break;
2648 	default:
2649 		pr_info("%s%pV", pbuf, &vaf);
2650 		break;
2651 	}
2652 
2653 	va_end(va);
2654 }
2655 
2656 void
2657 ql_dump_regs(uint level, scsi_qla_host_t *vha, uint id)
2658 {
2659 	int i;
2660 	struct qla_hw_data *ha = vha->hw;
2661 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2662 	struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
2663 	struct device_reg_82xx __iomem *reg82 = &ha->iobase->isp82;
2664 	__le16 __iomem *mbx_reg;
2665 
2666 	if (!ql_mask_match(level))
2667 		return;
2668 
2669 	if (IS_P3P_TYPE(ha))
2670 		mbx_reg = &reg82->mailbox_in[0];
2671 	else if (IS_FWI2_CAPABLE(ha))
2672 		mbx_reg = &reg24->mailbox0;
2673 	else
2674 		mbx_reg = MAILBOX_REG(ha, reg, 0);
2675 
2676 	ql_dbg(level, vha, id, "Mailbox registers:\n");
2677 	for (i = 0; i < 6; i++, mbx_reg++)
2678 		ql_dbg(level, vha, id,
2679 		    "mbox[%d] %#04x\n", i, rd_reg_word(mbx_reg));
2680 }
2681 
2682 
2683 void
2684 ql_dump_buffer(uint level, scsi_qla_host_t *vha, uint id, const void *buf,
2685 	       uint size)
2686 {
2687 	uint cnt;
2688 
2689 	if (!ql_mask_match(level))
2690 		return;
2691 
2692 	ql_dbg(level, vha, id,
2693 	    "%-+5d  0  1  2  3  4  5  6  7  8  9  A  B  C  D  E  F\n", size);
2694 	ql_dbg(level, vha, id,
2695 	    "----- -----------------------------------------------\n");
2696 	for (cnt = 0; cnt < size; cnt += 16) {
2697 		ql_dbg(level, vha, id, "%04x: ", cnt);
2698 		print_hex_dump(KERN_CONT, "", DUMP_PREFIX_NONE, 16, 1,
2699 			       buf + cnt, min(16U, size - cnt), false);
2700 	}
2701 }
2702 
2703 /*
2704  * This function is for formatting and logging log messages.
2705  * It is to be used when vha is available. It formats the message
2706  * and logs it to the messages file. All the messages will be logged
2707  * irrespective of value of ql2xextended_error_logging.
2708  * parameters:
2709  * level: The level of the log messages to be printed in the
2710  *        messages file.
2711  * vha:   Pointer to the scsi_qla_host_t
2712  * id:    This is a unique id for the level. It identifies the
2713  *        part of the code from where the message originated.
2714  * msg:   The message to be displayed.
2715  */
2716 void
2717 ql_log_qp(uint32_t level, struct qla_qpair *qpair, int32_t id,
2718     const char *fmt, ...)
2719 {
2720 	va_list va;
2721 	struct va_format vaf;
2722 	char pbuf[128];
2723 
2724 	if (level > ql_errlev)
2725 		return;
2726 
2727 	if (qpair != NULL) {
2728 		const struct pci_dev *pdev = qpair->pdev;
2729 		/* <module-name> <msg-id>:<host> Message */
2730 		snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: ",
2731 			QL_MSGHDR, dev_name(&(pdev->dev)), id);
2732 	} else {
2733 		snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: : ",
2734 			QL_MSGHDR, "0000:00:00.0", id);
2735 	}
2736 	pbuf[sizeof(pbuf) - 1] = 0;
2737 
2738 	va_start(va, fmt);
2739 
2740 	vaf.fmt = fmt;
2741 	vaf.va = &va;
2742 
2743 	switch (level) {
2744 	case ql_log_fatal: /* FATAL LOG */
2745 		pr_crit("%s%pV", pbuf, &vaf);
2746 		break;
2747 	case ql_log_warn:
2748 		pr_err("%s%pV", pbuf, &vaf);
2749 		break;
2750 	case ql_log_info:
2751 		pr_warn("%s%pV", pbuf, &vaf);
2752 		break;
2753 	default:
2754 		pr_info("%s%pV", pbuf, &vaf);
2755 		break;
2756 	}
2757 
2758 	va_end(va);
2759 }
2760 
2761 /*
2762  * This function is for formatting and logging debug information.
2763  * It is to be used when vha is available. It formats the message
2764  * and logs it to the messages file.
2765  * parameters:
2766  * level: The level of the debug messages to be printed.
2767  *        If ql2xextended_error_logging value is correctly set,
2768  *        this message will appear in the messages file.
2769  * vha:   Pointer to the scsi_qla_host_t.
2770  * id:    This is a unique identifier for the level. It identifies the
2771  *        part of the code from where the message originated.
2772  * msg:   The message to be displayed.
2773  */
2774 void
2775 ql_dbg_qp(uint32_t level, struct qla_qpair *qpair, int32_t id,
2776     const char *fmt, ...)
2777 {
2778 	va_list va;
2779 	struct va_format vaf;
2780 
2781 	if (!ql_mask_match(level))
2782 		return;
2783 
2784 	va_start(va, fmt);
2785 
2786 	vaf.fmt = fmt;
2787 	vaf.va = &va;
2788 
2789 	if (qpair != NULL) {
2790 		const struct pci_dev *pdev = qpair->pdev;
2791 		/* <module-name> <pci-name> <msg-id>:<host> Message */
2792 		pr_warn("%s [%s]-%04x: %pV",
2793 		    QL_MSGHDR, dev_name(&(pdev->dev)), id + ql_dbg_offset,
2794 		    &vaf);
2795 	} else {
2796 		pr_warn("%s [%s]-%04x: : %pV",
2797 			QL_MSGHDR, "0000:00:00.0", id + ql_dbg_offset, &vaf);
2798 	}
2799 
2800 	va_end(va);
2801 
2802 }
2803