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1/*
2 * PMC-Sierra SPCv/ve 8088/8089 SAS/SATA based host adapters driver
3 *
4 * Copyright (c) 2008-2009 PMC-Sierra, Inc.,
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions, and the following disclaimer,
12 * without modification.
13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
14 * substantially similar to the "NO WARRANTY" disclaimer below
15 * ("Disclaimer") and any redistribution must be conditioned upon
16 * including a substantially similar Disclaimer requirement for further
17 * binary redistribution.
18 * 3. Neither the names of the above-listed copyright holders nor the names
19 * of any contributors may be used to endorse or promote products derived
20 * from this software without specific prior written permission.
21 *
22 * Alternatively, this software may be distributed under the terms of the
23 * GNU General Public License ("GPL") version 2 as published by the Free
24 * Software Foundation.
25 *
26 * NO WARRANTY
27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
30 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
35 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
36 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37 * POSSIBILITY OF SUCH DAMAGES.
38 *
39 */
40 #include <linux/slab.h>
41 #include "pm8001_sas.h"
42 #include "pm80xx_hwi.h"
43 #include "pm8001_chips.h"
44 #include "pm8001_ctl.h"
45#include "pm80xx_tracepoints.h"
46
47#define SMP_DIRECT 1
48#define SMP_INDIRECT 2
49
50
51int pm80xx_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shift_value)
52{
53 u32 reg_val;
54 unsigned long start;
55 pm8001_cw32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER, shift_value);
56 /* confirm the setting is written */
57 start = jiffies + HZ; /* 1 sec */
58 do {
59 reg_val = pm8001_cr32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER);
60 } while ((reg_val != shift_value) && time_before(jiffies, start));
61 if (reg_val != shift_value) {
62 pm8001_dbg(pm8001_ha, FAIL, "TIMEOUT:MEMBASE_II_SHIFT_REGISTER = 0x%x\n",
63 reg_val);
64 return -1;
65 }
66 return 0;
67}
68
69static void pm80xx_pci_mem_copy(struct pm8001_hba_info *pm8001_ha, u32 soffset,
70 __le32 *destination,
71 u32 dw_count, u32 bus_base_number)
72{
73 u32 index, value, offset;
74
75 for (index = 0; index < dw_count; index += 4, destination++) {
76 offset = (soffset + index);
77 if (offset < (64 * 1024)) {
78 value = pm8001_cr32(pm8001_ha, bus_base_number, offset);
79 *destination = cpu_to_le32(value);
80 }
81 }
82 return;
83}
84
85ssize_t pm80xx_get_fatal_dump(struct device *cdev,
86 struct device_attribute *attr, char *buf)
87{
88 struct Scsi_Host *shost = class_to_shost(cdev);
89 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
90 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
91 void __iomem *fatal_table_address = pm8001_ha->fatal_tbl_addr;
92 u32 accum_len, reg_val, index, *temp;
93 u32 status = 1;
94 unsigned long start;
95 u8 *direct_data;
96 char *fatal_error_data = buf;
97 u32 length_to_read;
98 u32 offset;
99
100 pm8001_ha->forensic_info.data_buf.direct_data = buf;
101 if (pm8001_ha->chip_id == chip_8001) {
102 pm8001_ha->forensic_info.data_buf.direct_data +=
103 sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
104 "Not supported for SPC controller");
105 return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
106 (char *)buf;
107 }
108 /* initialize variables for very first call from host application */
109 if (pm8001_ha->forensic_info.data_buf.direct_offset == 0) {
110 pm8001_dbg(pm8001_ha, IO,
111 "forensic_info TYPE_NON_FATAL..............\n");
112 direct_data = (u8 *)fatal_error_data;
113 pm8001_ha->forensic_info.data_type = TYPE_NON_FATAL;
114 pm8001_ha->forensic_info.data_buf.direct_len = SYSFS_OFFSET;
115 pm8001_ha->forensic_info.data_buf.direct_offset = 0;
116 pm8001_ha->forensic_info.data_buf.read_len = 0;
117 pm8001_ha->forensic_preserved_accumulated_transfer = 0;
118
119 /* Write signature to fatal dump table */
120 pm8001_mw32(fatal_table_address,
121 MPI_FATAL_EDUMP_TABLE_SIGNATURE, 0x1234abcd);
122
123 pm8001_ha->forensic_info.data_buf.direct_data = direct_data;
124 pm8001_dbg(pm8001_ha, IO, "ossaHwCB: status1 %d\n", status);
125 pm8001_dbg(pm8001_ha, IO, "ossaHwCB: read_len 0x%x\n",
126 pm8001_ha->forensic_info.data_buf.read_len);
127 pm8001_dbg(pm8001_ha, IO, "ossaHwCB: direct_len 0x%x\n",
128 pm8001_ha->forensic_info.data_buf.direct_len);
129 pm8001_dbg(pm8001_ha, IO, "ossaHwCB: direct_offset 0x%x\n",
130 pm8001_ha->forensic_info.data_buf.direct_offset);
131 }
132 if (pm8001_ha->forensic_info.data_buf.direct_offset == 0) {
133 /* start to get data */
134 /* Program the MEMBASE II Shifting Register with 0x00.*/
135 pm8001_cw32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER,
136 pm8001_ha->fatal_forensic_shift_offset);
137 pm8001_ha->forensic_last_offset = 0;
138 pm8001_ha->forensic_fatal_step = 0;
139 pm8001_ha->fatal_bar_loc = 0;
140 }
141
142 /* Read until accum_len is retrieved */
143 accum_len = pm8001_mr32(fatal_table_address,
144 MPI_FATAL_EDUMP_TABLE_ACCUM_LEN);
145 /* Determine length of data between previously stored transfer length
146 * and current accumulated transfer length
147 */
148 length_to_read =
149 accum_len - pm8001_ha->forensic_preserved_accumulated_transfer;
150 pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: accum_len 0x%x\n",
151 accum_len);
152 pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: length_to_read 0x%x\n",
153 length_to_read);
154 pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: last_offset 0x%x\n",
155 pm8001_ha->forensic_last_offset);
156 pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: read_len 0x%x\n",
157 pm8001_ha->forensic_info.data_buf.read_len);
158 pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv:: direct_len 0x%x\n",
159 pm8001_ha->forensic_info.data_buf.direct_len);
160 pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv:: direct_offset 0x%x\n",
161 pm8001_ha->forensic_info.data_buf.direct_offset);
162
163 /* If accumulated length failed to read correctly fail the attempt.*/
164 if (accum_len == 0xFFFFFFFF) {
165 pm8001_dbg(pm8001_ha, IO,
166 "Possible PCI issue 0x%x not expected\n",
167 accum_len);
168 return status;
169 }
170 /* If accumulated length is zero fail the attempt */
171 if (accum_len == 0) {
172 pm8001_ha->forensic_info.data_buf.direct_data +=
173 sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
174 "%08x ", 0xFFFFFFFF);
175 return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
176 (char *)buf;
177 }
178 /* Accumulated length is good so start capturing the first data */
179 temp = (u32 *)pm8001_ha->memoryMap.region[FORENSIC_MEM].virt_ptr;
180 if (pm8001_ha->forensic_fatal_step == 0) {
181moreData:
182 /* If data to read is less than SYSFS_OFFSET then reduce the
183 * length of dataLen
184 */
185 if (pm8001_ha->forensic_last_offset + SYSFS_OFFSET
186 > length_to_read) {
187 pm8001_ha->forensic_info.data_buf.direct_len =
188 length_to_read -
189 pm8001_ha->forensic_last_offset;
190 } else {
191 pm8001_ha->forensic_info.data_buf.direct_len =
192 SYSFS_OFFSET;
193 }
194 if (pm8001_ha->forensic_info.data_buf.direct_data) {
195 /* Data is in bar, copy to host memory */
196 pm80xx_pci_mem_copy(pm8001_ha,
197 pm8001_ha->fatal_bar_loc,
198 pm8001_ha->memoryMap.region[FORENSIC_MEM].virt_ptr,
199 pm8001_ha->forensic_info.data_buf.direct_len, 1);
200 }
201 pm8001_ha->fatal_bar_loc +=
202 pm8001_ha->forensic_info.data_buf.direct_len;
203 pm8001_ha->forensic_info.data_buf.direct_offset +=
204 pm8001_ha->forensic_info.data_buf.direct_len;
205 pm8001_ha->forensic_last_offset +=
206 pm8001_ha->forensic_info.data_buf.direct_len;
207 pm8001_ha->forensic_info.data_buf.read_len =
208 pm8001_ha->forensic_info.data_buf.direct_len;
209
210 if (pm8001_ha->forensic_last_offset >= length_to_read) {
211 pm8001_ha->forensic_info.data_buf.direct_data +=
212 sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
213 "%08x ", 3);
214 for (index = 0; index <
215 (pm8001_ha->forensic_info.data_buf.direct_len
216 / 4); index++) {
217 pm8001_ha->forensic_info.data_buf.direct_data +=
218 sprintf(
219 pm8001_ha->forensic_info.data_buf.direct_data,
220 "%08x ", *(temp + index));
221 }
222
223 pm8001_ha->fatal_bar_loc = 0;
224 pm8001_ha->forensic_fatal_step = 1;
225 pm8001_ha->fatal_forensic_shift_offset = 0;
226 pm8001_ha->forensic_last_offset = 0;
227 status = 0;
228 offset = (int)
229 ((char *)pm8001_ha->forensic_info.data_buf.direct_data
230 - (char *)buf);
231 pm8001_dbg(pm8001_ha, IO,
232 "get_fatal_spcv:return1 0x%x\n", offset);
233 return (char *)pm8001_ha->
234 forensic_info.data_buf.direct_data -
235 (char *)buf;
236 }
237 if (pm8001_ha->fatal_bar_loc < (64 * 1024)) {
238 pm8001_ha->forensic_info.data_buf.direct_data +=
239 sprintf(pm8001_ha->
240 forensic_info.data_buf.direct_data,
241 "%08x ", 2);
242 for (index = 0; index <
243 (pm8001_ha->forensic_info.data_buf.direct_len
244 / 4); index++) {
245 pm8001_ha->forensic_info.data_buf.direct_data
246 += sprintf(pm8001_ha->
247 forensic_info.data_buf.direct_data,
248 "%08x ", *(temp + index));
249 }
250 status = 0;
251 offset = (int)
252 ((char *)pm8001_ha->forensic_info.data_buf.direct_data
253 - (char *)buf);
254 pm8001_dbg(pm8001_ha, IO,
255 "get_fatal_spcv:return2 0x%x\n", offset);
256 return (char *)pm8001_ha->
257 forensic_info.data_buf.direct_data -
258 (char *)buf;
259 }
260
261 /* Increment the MEMBASE II Shifting Register value by 0x100.*/
262 pm8001_ha->forensic_info.data_buf.direct_data +=
263 sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
264 "%08x ", 2);
265 for (index = 0; index <
266 (pm8001_ha->forensic_info.data_buf.direct_len
267 / 4) ; index++) {
268 pm8001_ha->forensic_info.data_buf.direct_data +=
269 sprintf(pm8001_ha->
270 forensic_info.data_buf.direct_data,
271 "%08x ", *(temp + index));
272 }
273 pm8001_ha->fatal_forensic_shift_offset += 0x100;
274 pm8001_cw32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER,
275 pm8001_ha->fatal_forensic_shift_offset);
276 pm8001_ha->fatal_bar_loc = 0;
277 status = 0;
278 offset = (int)
279 ((char *)pm8001_ha->forensic_info.data_buf.direct_data
280 - (char *)buf);
281 pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: return3 0x%x\n",
282 offset);
283 return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
284 (char *)buf;
285 }
286 if (pm8001_ha->forensic_fatal_step == 1) {
287 /* store previous accumulated length before triggering next
288 * accumulated length update
289 */
290 pm8001_ha->forensic_preserved_accumulated_transfer =
291 pm8001_mr32(fatal_table_address,
292 MPI_FATAL_EDUMP_TABLE_ACCUM_LEN);
293
294 /* continue capturing the fatal log until Dump status is 0x3 */
295 if (pm8001_mr32(fatal_table_address,
296 MPI_FATAL_EDUMP_TABLE_STATUS) <
297 MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE) {
298
299 /* reset fddstat bit by writing to zero*/
300 pm8001_mw32(fatal_table_address,
301 MPI_FATAL_EDUMP_TABLE_STATUS, 0x0);
302
303 /* set dump control value to '1' so that new data will
304 * be transferred to shared memory
305 */
306 pm8001_mw32(fatal_table_address,
307 MPI_FATAL_EDUMP_TABLE_HANDSHAKE,
308 MPI_FATAL_EDUMP_HANDSHAKE_RDY);
309
310 /*Poll FDDHSHK until clear */
311 start = jiffies + (2 * HZ); /* 2 sec */
312
313 do {
314 reg_val = pm8001_mr32(fatal_table_address,
315 MPI_FATAL_EDUMP_TABLE_HANDSHAKE);
316 } while ((reg_val) && time_before(jiffies, start));
317
318 if (reg_val != 0) {
319 pm8001_dbg(pm8001_ha, FAIL,
320 "TIMEOUT:MPI_FATAL_EDUMP_TABLE_HDSHAKE 0x%x\n",
321 reg_val);
322 /* Fail the dump if a timeout occurs */
323 pm8001_ha->forensic_info.data_buf.direct_data +=
324 sprintf(
325 pm8001_ha->forensic_info.data_buf.direct_data,
326 "%08x ", 0xFFFFFFFF);
327 return((char *)
328 pm8001_ha->forensic_info.data_buf.direct_data
329 - (char *)buf);
330 }
331 /* Poll status register until set to 2 or
332 * 3 for up to 2 seconds
333 */
334 start = jiffies + (2 * HZ); /* 2 sec */
335
336 do {
337 reg_val = pm8001_mr32(fatal_table_address,
338 MPI_FATAL_EDUMP_TABLE_STATUS);
339 } while (((reg_val != 2) && (reg_val != 3)) &&
340 time_before(jiffies, start));
341
342 if (reg_val < 2) {
343 pm8001_dbg(pm8001_ha, FAIL,
344 "TIMEOUT:MPI_FATAL_EDUMP_TABLE_STATUS = 0x%x\n",
345 reg_val);
346 /* Fail the dump if a timeout occurs */
347 pm8001_ha->forensic_info.data_buf.direct_data +=
348 sprintf(
349 pm8001_ha->forensic_info.data_buf.direct_data,
350 "%08x ", 0xFFFFFFFF);
351 return((char *)pm8001_ha->forensic_info.data_buf.direct_data -
352 (char *)buf);
353 }
354 /* reset fatal_forensic_shift_offset back to zero and reset MEMBASE 2 register to zero */
355 pm8001_ha->fatal_forensic_shift_offset = 0; /* location in 64k region */
356 pm8001_cw32(pm8001_ha, 0,
357 MEMBASE_II_SHIFT_REGISTER,
358 pm8001_ha->fatal_forensic_shift_offset);
359 }
360 /* Read the next block of the debug data.*/
361 length_to_read = pm8001_mr32(fatal_table_address,
362 MPI_FATAL_EDUMP_TABLE_ACCUM_LEN) -
363 pm8001_ha->forensic_preserved_accumulated_transfer;
364 if (length_to_read != 0x0) {
365 pm8001_ha->forensic_fatal_step = 0;
366 goto moreData;
367 } else {
368 pm8001_ha->forensic_info.data_buf.direct_data +=
369 sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
370 "%08x ", 4);
371 pm8001_ha->forensic_info.data_buf.read_len = 0xFFFFFFFF;
372 pm8001_ha->forensic_info.data_buf.direct_len = 0;
373 pm8001_ha->forensic_info.data_buf.direct_offset = 0;
374 pm8001_ha->forensic_info.data_buf.read_len = 0;
375 }
376 }
377 offset = (int)((char *)pm8001_ha->forensic_info.data_buf.direct_data
378 - (char *)buf);
379 pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: return4 0x%x\n", offset);
380 return ((char *)pm8001_ha->forensic_info.data_buf.direct_data -
381 (char *)buf);
382}
383
384/* pm80xx_get_non_fatal_dump - dump the nonfatal data from the dma
385 * location by the firmware.
386 */
387ssize_t pm80xx_get_non_fatal_dump(struct device *cdev,
388 struct device_attribute *attr, char *buf)
389{
390 struct Scsi_Host *shost = class_to_shost(cdev);
391 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
392 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
393 void __iomem *nonfatal_table_address = pm8001_ha->fatal_tbl_addr;
394 u32 accum_len = 0;
395 u32 total_len = 0;
396 u32 reg_val = 0;
397 u32 *temp = NULL;
398 u32 index = 0;
399 u32 output_length;
400 unsigned long start = 0;
401 char *buf_copy = buf;
402
403 temp = (u32 *)pm8001_ha->memoryMap.region[FORENSIC_MEM].virt_ptr;
404 if (++pm8001_ha->non_fatal_count == 1) {
405 if (pm8001_ha->chip_id == chip_8001) {
406 snprintf(pm8001_ha->forensic_info.data_buf.direct_data,
407 PAGE_SIZE, "Not supported for SPC controller");
408 return 0;
409 }
410 pm8001_dbg(pm8001_ha, IO, "forensic_info TYPE_NON_FATAL...\n");
411 /*
412 * Step 1: Write the host buffer parameters in the MPI Fatal and
413 * Non-Fatal Error Dump Capture Table.This is the buffer
414 * where debug data will be DMAed to.
415 */
416 pm8001_mw32(nonfatal_table_address,
417 MPI_FATAL_EDUMP_TABLE_LO_OFFSET,
418 pm8001_ha->memoryMap.region[FORENSIC_MEM].phys_addr_lo);
419
420 pm8001_mw32(nonfatal_table_address,
421 MPI_FATAL_EDUMP_TABLE_HI_OFFSET,
422 pm8001_ha->memoryMap.region[FORENSIC_MEM].phys_addr_hi);
423
424 pm8001_mw32(nonfatal_table_address,
425 MPI_FATAL_EDUMP_TABLE_LENGTH, SYSFS_OFFSET);
426
427 /* Optionally, set the DUMPCTRL bit to 1 if the host
428 * keeps sending active I/Os while capturing the non-fatal
429 * debug data. Otherwise, leave this bit set to zero
430 */
431 pm8001_mw32(nonfatal_table_address,
432 MPI_FATAL_EDUMP_TABLE_HANDSHAKE, MPI_FATAL_EDUMP_HANDSHAKE_RDY);
433
434 /*
435 * Step 2: Clear Accumulative Length of Debug Data Transferred
436 * [ACCDDLEN] field in the MPI Fatal and Non-Fatal Error Dump
437 * Capture Table to zero.
438 */
439 pm8001_mw32(nonfatal_table_address,
440 MPI_FATAL_EDUMP_TABLE_ACCUM_LEN, 0);
441
442 /* initiallize previous accumulated length to 0 */
443 pm8001_ha->forensic_preserved_accumulated_transfer = 0;
444 pm8001_ha->non_fatal_read_length = 0;
445 }
446
447 total_len = pm8001_mr32(nonfatal_table_address,
448 MPI_FATAL_EDUMP_TABLE_TOTAL_LEN);
449 /*
450 * Step 3:Clear Fatal/Non-Fatal Debug Data Transfer Status [FDDTSTAT]
451 * field and then request that the SPCv controller transfer the debug
452 * data by setting bit 7 of the Inbound Doorbell Set Register.
453 */
454 pm8001_mw32(nonfatal_table_address, MPI_FATAL_EDUMP_TABLE_STATUS, 0);
455 pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET,
456 SPCv_MSGU_CFG_TABLE_NONFATAL_DUMP);
457
458 /*
459 * Step 4.1: Read back the Inbound Doorbell Set Register (by polling for
460 * 2 seconds) until register bit 7 is cleared.
461 * This step only indicates the request is accepted by the controller.
462 */
463 start = jiffies + (2 * HZ); /* 2 sec */
464 do {
465 reg_val = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET) &
466 SPCv_MSGU_CFG_TABLE_NONFATAL_DUMP;
467 } while ((reg_val != 0) && time_before(jiffies, start));
468
469 /* Step 4.2: To check the completion of the transfer, poll the Fatal/Non
470 * Fatal Debug Data Transfer Status [FDDTSTAT] field for 2 seconds in
471 * the MPI Fatal and Non-Fatal Error Dump Capture Table.
472 */
473 start = jiffies + (2 * HZ); /* 2 sec */
474 do {
475 reg_val = pm8001_mr32(nonfatal_table_address,
476 MPI_FATAL_EDUMP_TABLE_STATUS);
477 } while ((!reg_val) && time_before(jiffies, start));
478
479 if ((reg_val == 0x00) ||
480 (reg_val == MPI_FATAL_EDUMP_TABLE_STAT_DMA_FAILED) ||
481 (reg_val > MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE)) {
482 pm8001_ha->non_fatal_read_length = 0;
483 buf_copy += snprintf(buf_copy, PAGE_SIZE, "%08x ", 0xFFFFFFFF);
484 pm8001_ha->non_fatal_count = 0;
485 return (buf_copy - buf);
486 } else if (reg_val ==
487 MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_MORE_DATA) {
488 buf_copy += snprintf(buf_copy, PAGE_SIZE, "%08x ", 2);
489 } else if ((reg_val == MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE) ||
490 (pm8001_ha->non_fatal_read_length >= total_len)) {
491 pm8001_ha->non_fatal_read_length = 0;
492 buf_copy += snprintf(buf_copy, PAGE_SIZE, "%08x ", 4);
493 pm8001_ha->non_fatal_count = 0;
494 }
495 accum_len = pm8001_mr32(nonfatal_table_address,
496 MPI_FATAL_EDUMP_TABLE_ACCUM_LEN);
497 output_length = accum_len -
498 pm8001_ha->forensic_preserved_accumulated_transfer;
499
500 for (index = 0; index < output_length/4; index++)
501 buf_copy += snprintf(buf_copy, PAGE_SIZE,
502 "%08x ", *(temp+index));
503
504 pm8001_ha->non_fatal_read_length += output_length;
505
506 /* store current accumulated length to use in next iteration as
507 * the previous accumulated length
508 */
509 pm8001_ha->forensic_preserved_accumulated_transfer = accum_len;
510 return (buf_copy - buf);
511}
512
513/**
514 * read_main_config_table - read the configure table and save it.
515 * @pm8001_ha: our hba card information
516 */
517static void read_main_config_table(struct pm8001_hba_info *pm8001_ha)
518{
519 void __iomem *address = pm8001_ha->main_cfg_tbl_addr;
520
521 pm8001_ha->main_cfg_tbl.pm80xx_tbl.signature =
522 pm8001_mr32(address, MAIN_SIGNATURE_OFFSET);
523 pm8001_ha->main_cfg_tbl.pm80xx_tbl.interface_rev =
524 pm8001_mr32(address, MAIN_INTERFACE_REVISION);
525 pm8001_ha->main_cfg_tbl.pm80xx_tbl.firmware_rev =
526 pm8001_mr32(address, MAIN_FW_REVISION);
527 pm8001_ha->main_cfg_tbl.pm80xx_tbl.max_out_io =
528 pm8001_mr32(address, MAIN_MAX_OUTSTANDING_IO_OFFSET);
529 pm8001_ha->main_cfg_tbl.pm80xx_tbl.max_sgl =
530 pm8001_mr32(address, MAIN_MAX_SGL_OFFSET);
531 pm8001_ha->main_cfg_tbl.pm80xx_tbl.ctrl_cap_flag =
532 pm8001_mr32(address, MAIN_CNTRL_CAP_OFFSET);
533 pm8001_ha->main_cfg_tbl.pm80xx_tbl.gst_offset =
534 pm8001_mr32(address, MAIN_GST_OFFSET);
535 pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_queue_offset =
536 pm8001_mr32(address, MAIN_IBQ_OFFSET);
537 pm8001_ha->main_cfg_tbl.pm80xx_tbl.outbound_queue_offset =
538 pm8001_mr32(address, MAIN_OBQ_OFFSET);
539
540 /* read Error Dump Offset and Length */
541 pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_offset0 =
542 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_OFFSET);
543 pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_length0 =
544 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_LENGTH);
545 pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_offset1 =
546 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_OFFSET);
547 pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_length1 =
548 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_LENGTH);
549
550 /* read GPIO LED settings from the configuration table */
551 pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping =
552 pm8001_mr32(address, MAIN_GPIO_LED_FLAGS_OFFSET);
553
554 /* read analog Setting offset from the configuration table */
555 pm8001_ha->main_cfg_tbl.pm80xx_tbl.analog_setup_table_offset =
556 pm8001_mr32(address, MAIN_ANALOG_SETUP_OFFSET);
557
558 pm8001_ha->main_cfg_tbl.pm80xx_tbl.int_vec_table_offset =
559 pm8001_mr32(address, MAIN_INT_VECTOR_TABLE_OFFSET);
560 pm8001_ha->main_cfg_tbl.pm80xx_tbl.phy_attr_table_offset =
561 pm8001_mr32(address, MAIN_SAS_PHY_ATTR_TABLE_OFFSET);
562 /* read port recover and reset timeout */
563 pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer =
564 pm8001_mr32(address, MAIN_PORT_RECOVERY_TIMER);
565 /* read ILA and inactive firmware version */
566 pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version =
567 pm8001_mr32(address, MAIN_MPI_ILA_RELEASE_TYPE);
568 pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version =
569 pm8001_mr32(address, MAIN_MPI_INACTIVE_FW_VERSION);
570
571 pm8001_dbg(pm8001_ha, DEV,
572 "Main cfg table: sign:%x interface rev:%x fw_rev:%x\n",
573 pm8001_ha->main_cfg_tbl.pm80xx_tbl.signature,
574 pm8001_ha->main_cfg_tbl.pm80xx_tbl.interface_rev,
575 pm8001_ha->main_cfg_tbl.pm80xx_tbl.firmware_rev);
576
577 pm8001_dbg(pm8001_ha, DEV,
578 "table offset: gst:%x iq:%x oq:%x int vec:%x phy attr:%x\n",
579 pm8001_ha->main_cfg_tbl.pm80xx_tbl.gst_offset,
580 pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_queue_offset,
581 pm8001_ha->main_cfg_tbl.pm80xx_tbl.outbound_queue_offset,
582 pm8001_ha->main_cfg_tbl.pm80xx_tbl.int_vec_table_offset,
583 pm8001_ha->main_cfg_tbl.pm80xx_tbl.phy_attr_table_offset);
584
585 pm8001_dbg(pm8001_ha, DEV,
586 "Main cfg table; ila rev:%x Inactive fw rev:%x\n",
587 pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version,
588 pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version);
589}
590
591/**
592 * read_general_status_table - read the general status table and save it.
593 * @pm8001_ha: our hba card information
594 */
595static void read_general_status_table(struct pm8001_hba_info *pm8001_ha)
596{
597 void __iomem *address = pm8001_ha->general_stat_tbl_addr;
598 pm8001_ha->gs_tbl.pm80xx_tbl.gst_len_mpistate =
599 pm8001_mr32(address, GST_GSTLEN_MPIS_OFFSET);
600 pm8001_ha->gs_tbl.pm80xx_tbl.iq_freeze_state0 =
601 pm8001_mr32(address, GST_IQ_FREEZE_STATE0_OFFSET);
602 pm8001_ha->gs_tbl.pm80xx_tbl.iq_freeze_state1 =
603 pm8001_mr32(address, GST_IQ_FREEZE_STATE1_OFFSET);
604 pm8001_ha->gs_tbl.pm80xx_tbl.msgu_tcnt =
605 pm8001_mr32(address, GST_MSGUTCNT_OFFSET);
606 pm8001_ha->gs_tbl.pm80xx_tbl.iop_tcnt =
607 pm8001_mr32(address, GST_IOPTCNT_OFFSET);
608 pm8001_ha->gs_tbl.pm80xx_tbl.gpio_input_val =
609 pm8001_mr32(address, GST_GPIO_INPUT_VAL);
610 pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[0] =
611 pm8001_mr32(address, GST_RERRINFO_OFFSET0);
612 pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[1] =
613 pm8001_mr32(address, GST_RERRINFO_OFFSET1);
614 pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[2] =
615 pm8001_mr32(address, GST_RERRINFO_OFFSET2);
616 pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[3] =
617 pm8001_mr32(address, GST_RERRINFO_OFFSET3);
618 pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[4] =
619 pm8001_mr32(address, GST_RERRINFO_OFFSET4);
620 pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[5] =
621 pm8001_mr32(address, GST_RERRINFO_OFFSET5);
622 pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[6] =
623 pm8001_mr32(address, GST_RERRINFO_OFFSET6);
624 pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[7] =
625 pm8001_mr32(address, GST_RERRINFO_OFFSET7);
626}
627/**
628 * read_phy_attr_table - read the phy attribute table and save it.
629 * @pm8001_ha: our hba card information
630 */
631static void read_phy_attr_table(struct pm8001_hba_info *pm8001_ha)
632{
633 void __iomem *address = pm8001_ha->pspa_q_tbl_addr;
634 pm8001_ha->phy_attr_table.phystart1_16[0] =
635 pm8001_mr32(address, PSPA_PHYSTATE0_OFFSET);
636 pm8001_ha->phy_attr_table.phystart1_16[1] =
637 pm8001_mr32(address, PSPA_PHYSTATE1_OFFSET);
638 pm8001_ha->phy_attr_table.phystart1_16[2] =
639 pm8001_mr32(address, PSPA_PHYSTATE2_OFFSET);
640 pm8001_ha->phy_attr_table.phystart1_16[3] =
641 pm8001_mr32(address, PSPA_PHYSTATE3_OFFSET);
642 pm8001_ha->phy_attr_table.phystart1_16[4] =
643 pm8001_mr32(address, PSPA_PHYSTATE4_OFFSET);
644 pm8001_ha->phy_attr_table.phystart1_16[5] =
645 pm8001_mr32(address, PSPA_PHYSTATE5_OFFSET);
646 pm8001_ha->phy_attr_table.phystart1_16[6] =
647 pm8001_mr32(address, PSPA_PHYSTATE6_OFFSET);
648 pm8001_ha->phy_attr_table.phystart1_16[7] =
649 pm8001_mr32(address, PSPA_PHYSTATE7_OFFSET);
650 pm8001_ha->phy_attr_table.phystart1_16[8] =
651 pm8001_mr32(address, PSPA_PHYSTATE8_OFFSET);
652 pm8001_ha->phy_attr_table.phystart1_16[9] =
653 pm8001_mr32(address, PSPA_PHYSTATE9_OFFSET);
654 pm8001_ha->phy_attr_table.phystart1_16[10] =
655 pm8001_mr32(address, PSPA_PHYSTATE10_OFFSET);
656 pm8001_ha->phy_attr_table.phystart1_16[11] =
657 pm8001_mr32(address, PSPA_PHYSTATE11_OFFSET);
658 pm8001_ha->phy_attr_table.phystart1_16[12] =
659 pm8001_mr32(address, PSPA_PHYSTATE12_OFFSET);
660 pm8001_ha->phy_attr_table.phystart1_16[13] =
661 pm8001_mr32(address, PSPA_PHYSTATE13_OFFSET);
662 pm8001_ha->phy_attr_table.phystart1_16[14] =
663 pm8001_mr32(address, PSPA_PHYSTATE14_OFFSET);
664 pm8001_ha->phy_attr_table.phystart1_16[15] =
665 pm8001_mr32(address, PSPA_PHYSTATE15_OFFSET);
666
667 pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[0] =
668 pm8001_mr32(address, PSPA_OB_HW_EVENT_PID0_OFFSET);
669 pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[1] =
670 pm8001_mr32(address, PSPA_OB_HW_EVENT_PID1_OFFSET);
671 pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[2] =
672 pm8001_mr32(address, PSPA_OB_HW_EVENT_PID2_OFFSET);
673 pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[3] =
674 pm8001_mr32(address, PSPA_OB_HW_EVENT_PID3_OFFSET);
675 pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[4] =
676 pm8001_mr32(address, PSPA_OB_HW_EVENT_PID4_OFFSET);
677 pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[5] =
678 pm8001_mr32(address, PSPA_OB_HW_EVENT_PID5_OFFSET);
679 pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[6] =
680 pm8001_mr32(address, PSPA_OB_HW_EVENT_PID6_OFFSET);
681 pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[7] =
682 pm8001_mr32(address, PSPA_OB_HW_EVENT_PID7_OFFSET);
683 pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[8] =
684 pm8001_mr32(address, PSPA_OB_HW_EVENT_PID8_OFFSET);
685 pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[9] =
686 pm8001_mr32(address, PSPA_OB_HW_EVENT_PID9_OFFSET);
687 pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[10] =
688 pm8001_mr32(address, PSPA_OB_HW_EVENT_PID10_OFFSET);
689 pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[11] =
690 pm8001_mr32(address, PSPA_OB_HW_EVENT_PID11_OFFSET);
691 pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[12] =
692 pm8001_mr32(address, PSPA_OB_HW_EVENT_PID12_OFFSET);
693 pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[13] =
694 pm8001_mr32(address, PSPA_OB_HW_EVENT_PID13_OFFSET);
695 pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[14] =
696 pm8001_mr32(address, PSPA_OB_HW_EVENT_PID14_OFFSET);
697 pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[15] =
698 pm8001_mr32(address, PSPA_OB_HW_EVENT_PID15_OFFSET);
699
700}
701
702/**
703 * read_inbnd_queue_table - read the inbound queue table and save it.
704 * @pm8001_ha: our hba card information
705 */
706static void read_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha)
707{
708 int i;
709 void __iomem *address = pm8001_ha->inbnd_q_tbl_addr;
710 for (i = 0; i < PM8001_MAX_INB_NUM; i++) {
711 u32 offset = i * 0x20;
712 pm8001_ha->inbnd_q_tbl[i].pi_pci_bar =
713 get_pci_bar_index(pm8001_mr32(address,
714 (offset + IB_PIPCI_BAR)));
715 pm8001_ha->inbnd_q_tbl[i].pi_offset =
716 pm8001_mr32(address, (offset + IB_PIPCI_BAR_OFFSET));
717 }
718}
719
720/**
721 * read_outbnd_queue_table - read the outbound queue table and save it.
722 * @pm8001_ha: our hba card information
723 */
724static void read_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha)
725{
726 int i;
727 void __iomem *address = pm8001_ha->outbnd_q_tbl_addr;
728 for (i = 0; i < PM8001_MAX_OUTB_NUM; i++) {
729 u32 offset = i * 0x24;
730 pm8001_ha->outbnd_q_tbl[i].ci_pci_bar =
731 get_pci_bar_index(pm8001_mr32(address,
732 (offset + OB_CIPCI_BAR)));
733 pm8001_ha->outbnd_q_tbl[i].ci_offset =
734 pm8001_mr32(address, (offset + OB_CIPCI_BAR_OFFSET));
735 }
736}
737
738/**
739 * init_default_table_values - init the default table.
740 * @pm8001_ha: our hba card information
741 */
742static void init_default_table_values(struct pm8001_hba_info *pm8001_ha)
743{
744 int i;
745 u32 offsetib, offsetob;
746 void __iomem *addressib = pm8001_ha->inbnd_q_tbl_addr;
747 void __iomem *addressob = pm8001_ha->outbnd_q_tbl_addr;
748 u32 ib_offset = pm8001_ha->ib_offset;
749 u32 ob_offset = pm8001_ha->ob_offset;
750 u32 ci_offset = pm8001_ha->ci_offset;
751 u32 pi_offset = pm8001_ha->pi_offset;
752
753 pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_event_log_addr =
754 pm8001_ha->memoryMap.region[AAP1].phys_addr_hi;
755 pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_event_log_addr =
756 pm8001_ha->memoryMap.region[AAP1].phys_addr_lo;
757 pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_size =
758 PM8001_EVENT_LOG_SIZE;
759 pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_severity = 0x01;
760 pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_pcs_event_log_addr =
761 pm8001_ha->memoryMap.region[IOP].phys_addr_hi;
762 pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_pcs_event_log_addr =
763 pm8001_ha->memoryMap.region[IOP].phys_addr_lo;
764 pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_size =
765 PM8001_EVENT_LOG_SIZE;
766 pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_severity = 0x01;
767 pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt = 0x01;
768
769 /* Enable higher IQs and OQs, 32 to 63, bit 16 */
770 if (pm8001_ha->max_q_num > 32)
771 pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt |=
772 1 << 16;
773 /* Disable end to end CRC checking */
774 pm8001_ha->main_cfg_tbl.pm80xx_tbl.crc_core_dump = (0x1 << 16);
775
776 for (i = 0; i < pm8001_ha->max_q_num; i++) {
777 pm8001_ha->inbnd_q_tbl[i].element_pri_size_cnt =
778 PM8001_MPI_QUEUE | (pm8001_ha->iomb_size << 16) | (0x00<<30);
779 pm8001_ha->inbnd_q_tbl[i].upper_base_addr =
780 pm8001_ha->memoryMap.region[ib_offset + i].phys_addr_hi;
781 pm8001_ha->inbnd_q_tbl[i].lower_base_addr =
782 pm8001_ha->memoryMap.region[ib_offset + i].phys_addr_lo;
783 pm8001_ha->inbnd_q_tbl[i].base_virt =
784 (u8 *)pm8001_ha->memoryMap.region[ib_offset + i].virt_ptr;
785 pm8001_ha->inbnd_q_tbl[i].total_length =
786 pm8001_ha->memoryMap.region[ib_offset + i].total_len;
787 pm8001_ha->inbnd_q_tbl[i].ci_upper_base_addr =
788 pm8001_ha->memoryMap.region[ci_offset + i].phys_addr_hi;
789 pm8001_ha->inbnd_q_tbl[i].ci_lower_base_addr =
790 pm8001_ha->memoryMap.region[ci_offset + i].phys_addr_lo;
791 pm8001_ha->inbnd_q_tbl[i].ci_virt =
792 pm8001_ha->memoryMap.region[ci_offset + i].virt_ptr;
793 pm8001_write_32(pm8001_ha->inbnd_q_tbl[i].ci_virt, 0, 0);
794 offsetib = i * 0x20;
795 pm8001_ha->inbnd_q_tbl[i].pi_pci_bar =
796 get_pci_bar_index(pm8001_mr32(addressib,
797 (offsetib + 0x14)));
798 pm8001_ha->inbnd_q_tbl[i].pi_offset =
799 pm8001_mr32(addressib, (offsetib + 0x18));
800 pm8001_ha->inbnd_q_tbl[i].producer_idx = 0;
801 pm8001_ha->inbnd_q_tbl[i].consumer_index = 0;
802
803 pm8001_dbg(pm8001_ha, DEV,
804 "IQ %d pi_bar 0x%x pi_offset 0x%x\n", i,
805 pm8001_ha->inbnd_q_tbl[i].pi_pci_bar,
806 pm8001_ha->inbnd_q_tbl[i].pi_offset);
807 }
808 for (i = 0; i < pm8001_ha->max_q_num; i++) {
809 pm8001_ha->outbnd_q_tbl[i].element_size_cnt =
810 PM8001_MPI_QUEUE | (pm8001_ha->iomb_size << 16) | (0x01<<30);
811 pm8001_ha->outbnd_q_tbl[i].upper_base_addr =
812 pm8001_ha->memoryMap.region[ob_offset + i].phys_addr_hi;
813 pm8001_ha->outbnd_q_tbl[i].lower_base_addr =
814 pm8001_ha->memoryMap.region[ob_offset + i].phys_addr_lo;
815 pm8001_ha->outbnd_q_tbl[i].base_virt =
816 (u8 *)pm8001_ha->memoryMap.region[ob_offset + i].virt_ptr;
817 pm8001_ha->outbnd_q_tbl[i].total_length =
818 pm8001_ha->memoryMap.region[ob_offset + i].total_len;
819 pm8001_ha->outbnd_q_tbl[i].pi_upper_base_addr =
820 pm8001_ha->memoryMap.region[pi_offset + i].phys_addr_hi;
821 pm8001_ha->outbnd_q_tbl[i].pi_lower_base_addr =
822 pm8001_ha->memoryMap.region[pi_offset + i].phys_addr_lo;
823 /* interrupt vector based on oq */
824 pm8001_ha->outbnd_q_tbl[i].interrup_vec_cnt_delay = (i << 24);
825 pm8001_ha->outbnd_q_tbl[i].pi_virt =
826 pm8001_ha->memoryMap.region[pi_offset + i].virt_ptr;
827 pm8001_write_32(pm8001_ha->outbnd_q_tbl[i].pi_virt, 0, 0);
828 offsetob = i * 0x24;
829 pm8001_ha->outbnd_q_tbl[i].ci_pci_bar =
830 get_pci_bar_index(pm8001_mr32(addressob,
831 offsetob + 0x14));
832 pm8001_ha->outbnd_q_tbl[i].ci_offset =
833 pm8001_mr32(addressob, (offsetob + 0x18));
834 pm8001_ha->outbnd_q_tbl[i].consumer_idx = 0;
835 pm8001_ha->outbnd_q_tbl[i].producer_index = 0;
836
837 pm8001_dbg(pm8001_ha, DEV,
838 "OQ %d ci_bar 0x%x ci_offset 0x%x\n", i,
839 pm8001_ha->outbnd_q_tbl[i].ci_pci_bar,
840 pm8001_ha->outbnd_q_tbl[i].ci_offset);
841 }
842}
843
844/**
845 * update_main_config_table - update the main default table to the HBA.
846 * @pm8001_ha: our hba card information
847 */
848static void update_main_config_table(struct pm8001_hba_info *pm8001_ha)
849{
850 void __iomem *address = pm8001_ha->main_cfg_tbl_addr;
851 pm8001_mw32(address, MAIN_IQNPPD_HPPD_OFFSET,
852 pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_q_nppd_hppd);
853 pm8001_mw32(address, MAIN_EVENT_LOG_ADDR_HI,
854 pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_event_log_addr);
855 pm8001_mw32(address, MAIN_EVENT_LOG_ADDR_LO,
856 pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_event_log_addr);
857 pm8001_mw32(address, MAIN_EVENT_LOG_BUFF_SIZE,
858 pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_size);
859 pm8001_mw32(address, MAIN_EVENT_LOG_OPTION,
860 pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_severity);
861 pm8001_mw32(address, MAIN_PCS_EVENT_LOG_ADDR_HI,
862 pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_pcs_event_log_addr);
863 pm8001_mw32(address, MAIN_PCS_EVENT_LOG_ADDR_LO,
864 pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_pcs_event_log_addr);
865 pm8001_mw32(address, MAIN_PCS_EVENT_LOG_BUFF_SIZE,
866 pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_size);
867 pm8001_mw32(address, MAIN_PCS_EVENT_LOG_OPTION,
868 pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_severity);
869 /* Update Fatal error interrupt vector */
870 pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt |=
871 ((pm8001_ha->max_q_num - 1) << 8);
872 pm8001_mw32(address, MAIN_FATAL_ERROR_INTERRUPT,
873 pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt);
874 pm8001_dbg(pm8001_ha, DEV,
875 "Updated Fatal error interrupt vector 0x%x\n",
876 pm8001_mr32(address, MAIN_FATAL_ERROR_INTERRUPT));
877
878 pm8001_mw32(address, MAIN_EVENT_CRC_CHECK,
879 pm8001_ha->main_cfg_tbl.pm80xx_tbl.crc_core_dump);
880
881 /* SPCv specific */
882 pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping &= 0xCFFFFFFF;
883 /* Set GPIOLED to 0x2 for LED indicator */
884 pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping |= 0x20000000;
885 pm8001_mw32(address, MAIN_GPIO_LED_FLAGS_OFFSET,
886 pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping);
887 pm8001_dbg(pm8001_ha, DEV,
888 "Programming DW 0x21 in main cfg table with 0x%x\n",
889 pm8001_mr32(address, MAIN_GPIO_LED_FLAGS_OFFSET));
890
891 pm8001_mw32(address, MAIN_PORT_RECOVERY_TIMER,
892 pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer);
893 pm8001_mw32(address, MAIN_INT_REASSERTION_DELAY,
894 pm8001_ha->main_cfg_tbl.pm80xx_tbl.interrupt_reassertion_delay);
895
896 pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer &= 0xffff0000;
897 pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer |=
898 PORT_RECOVERY_TIMEOUT;
899 if (pm8001_ha->chip_id == chip_8006) {
900 pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer &=
901 0x0000ffff;
902 pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer |=
903 CHIP_8006_PORT_RECOVERY_TIMEOUT;
904 }
905 pm8001_mw32(address, MAIN_PORT_RECOVERY_TIMER,
906 pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer);
907}
908
909/**
910 * update_inbnd_queue_table - update the inbound queue table to the HBA.
911 * @pm8001_ha: our hba card information
912 * @number: entry in the queue
913 */
914static void update_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha,
915 int number)
916{
917 void __iomem *address = pm8001_ha->inbnd_q_tbl_addr;
918 u16 offset = number * 0x20;
919 pm8001_mw32(address, offset + IB_PROPERITY_OFFSET,
920 pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt);
921 pm8001_mw32(address, offset + IB_BASE_ADDR_HI_OFFSET,
922 pm8001_ha->inbnd_q_tbl[number].upper_base_addr);
923 pm8001_mw32(address, offset + IB_BASE_ADDR_LO_OFFSET,
924 pm8001_ha->inbnd_q_tbl[number].lower_base_addr);
925 pm8001_mw32(address, offset + IB_CI_BASE_ADDR_HI_OFFSET,
926 pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr);
927 pm8001_mw32(address, offset + IB_CI_BASE_ADDR_LO_OFFSET,
928 pm8001_ha->inbnd_q_tbl[number].ci_lower_base_addr);
929
930 pm8001_dbg(pm8001_ha, DEV,
931 "IQ %d: Element pri size 0x%x\n",
932 number,
933 pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt);
934
935 pm8001_dbg(pm8001_ha, DEV,
936 "IQ upr base addr 0x%x IQ lwr base addr 0x%x\n",
937 pm8001_ha->inbnd_q_tbl[number].upper_base_addr,
938 pm8001_ha->inbnd_q_tbl[number].lower_base_addr);
939
940 pm8001_dbg(pm8001_ha, DEV,
941 "CI upper base addr 0x%x CI lower base addr 0x%x\n",
942 pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr,
943 pm8001_ha->inbnd_q_tbl[number].ci_lower_base_addr);
944}
945
946/**
947 * update_outbnd_queue_table - update the outbound queue table to the HBA.
948 * @pm8001_ha: our hba card information
949 * @number: entry in the queue
950 */
951static void update_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha,
952 int number)
953{
954 void __iomem *address = pm8001_ha->outbnd_q_tbl_addr;
955 u16 offset = number * 0x24;
956 pm8001_mw32(address, offset + OB_PROPERITY_OFFSET,
957 pm8001_ha->outbnd_q_tbl[number].element_size_cnt);
958 pm8001_mw32(address, offset + OB_BASE_ADDR_HI_OFFSET,
959 pm8001_ha->outbnd_q_tbl[number].upper_base_addr);
960 pm8001_mw32(address, offset + OB_BASE_ADDR_LO_OFFSET,
961 pm8001_ha->outbnd_q_tbl[number].lower_base_addr);
962 pm8001_mw32(address, offset + OB_PI_BASE_ADDR_HI_OFFSET,
963 pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr);
964 pm8001_mw32(address, offset + OB_PI_BASE_ADDR_LO_OFFSET,
965 pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr);
966 pm8001_mw32(address, offset + OB_INTERRUPT_COALES_OFFSET,
967 pm8001_ha->outbnd_q_tbl[number].interrup_vec_cnt_delay);
968
969 pm8001_dbg(pm8001_ha, DEV,
970 "OQ %d: Element pri size 0x%x\n",
971 number,
972 pm8001_ha->outbnd_q_tbl[number].element_size_cnt);
973
974 pm8001_dbg(pm8001_ha, DEV,
975 "OQ upr base addr 0x%x OQ lwr base addr 0x%x\n",
976 pm8001_ha->outbnd_q_tbl[number].upper_base_addr,
977 pm8001_ha->outbnd_q_tbl[number].lower_base_addr);
978
979 pm8001_dbg(pm8001_ha, DEV,
980 "PI upper base addr 0x%x PI lower base addr 0x%x\n",
981 pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr,
982 pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr);
983}
984
985/**
986 * mpi_init_check - check firmware initialization status.
987 * @pm8001_ha: our hba card information
988 */
989static int mpi_init_check(struct pm8001_hba_info *pm8001_ha)
990{
991 u32 max_wait_count;
992 u32 value;
993 u32 gst_len_mpistate;
994
995 /* Write bit0=1 to Inbound DoorBell Register to tell the SPC FW the
996 table is updated */
997 pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPCv_MSGU_CFG_TABLE_UPDATE);
998 /* wait until Inbound DoorBell Clear Register toggled */
999 if (IS_SPCV_12G(pm8001_ha->pdev)) {
1000 max_wait_count = SPCV_DOORBELL_CLEAR_TIMEOUT;
1001 } else {
1002 max_wait_count = SPC_DOORBELL_CLEAR_TIMEOUT;
1003 }
1004 do {
1005 msleep(FW_READY_INTERVAL);
1006 value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
1007 value &= SPCv_MSGU_CFG_TABLE_UPDATE;
1008 } while ((value != 0) && (--max_wait_count));
1009
1010 if (!max_wait_count) {
1011 /* additional check */
1012 pm8001_dbg(pm8001_ha, FAIL,
1013 "Inb doorbell clear not toggled[value:%x]\n",
1014 value);
1015 return -EBUSY;
1016 }
1017 /* check the MPI-State for initialization up to 100ms*/
1018 max_wait_count = 5;/* 100 msec */
1019 do {
1020 msleep(FW_READY_INTERVAL);
1021 gst_len_mpistate =
1022 pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
1023 GST_GSTLEN_MPIS_OFFSET);
1024 } while ((GST_MPI_STATE_INIT !=
1025 (gst_len_mpistate & GST_MPI_STATE_MASK)) && (--max_wait_count));
1026 if (!max_wait_count)
1027 return -EBUSY;
1028
1029 /* check MPI Initialization error */
1030 gst_len_mpistate = gst_len_mpistate >> 16;
1031 if (0x0000 != gst_len_mpistate)
1032 return -EBUSY;
1033
1034 /*
1035 * As per controller datasheet, after successful MPI
1036 * initialization minimum 500ms delay is required before
1037 * issuing commands.
1038 */
1039 msleep(500);
1040
1041 return 0;
1042}
1043
1044/**
1045 * check_fw_ready - The LLDD check if the FW is ready, if not, return error.
1046 * This function sleeps hence it must not be used in atomic context.
1047 * @pm8001_ha: our hba card information
1048 */
1049static int check_fw_ready(struct pm8001_hba_info *pm8001_ha)
1050{
1051 u32 value;
1052 u32 max_wait_count;
1053 u32 max_wait_time;
1054 u32 expected_mask;
1055 int ret = 0;
1056
1057 /* reset / PCIe ready */
1058 max_wait_time = max_wait_count = 5; /* 100 milli sec */
1059 do {
1060 msleep(FW_READY_INTERVAL);
1061 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
1062 } while ((value == 0xFFFFFFFF) && (--max_wait_count));
1063
1064 /* check ila, RAAE and iops status */
1065 if ((pm8001_ha->chip_id != chip_8008) &&
1066 (pm8001_ha->chip_id != chip_8009)) {
1067 max_wait_time = max_wait_count = 180; /* 3600 milli sec */
1068 expected_mask = SCRATCH_PAD_ILA_READY |
1069 SCRATCH_PAD_RAAE_READY |
1070 SCRATCH_PAD_IOP0_READY |
1071 SCRATCH_PAD_IOP1_READY;
1072 } else {
1073 max_wait_time = max_wait_count = 170; /* 3400 milli sec */
1074 expected_mask = SCRATCH_PAD_ILA_READY |
1075 SCRATCH_PAD_RAAE_READY |
1076 SCRATCH_PAD_IOP0_READY;
1077 }
1078 do {
1079 msleep(FW_READY_INTERVAL);
1080 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
1081 } while (((value & expected_mask) !=
1082 expected_mask) && (--max_wait_count));
1083 if (!max_wait_count) {
1084 pm8001_dbg(pm8001_ha, INIT,
1085 "At least one FW component failed to load within %d millisec: Scratchpad1: 0x%x\n",
1086 max_wait_time * FW_READY_INTERVAL, value);
1087 ret = -1;
1088 } else {
1089 pm8001_dbg(pm8001_ha, MSG,
1090 "All FW components ready by %d ms\n",
1091 (max_wait_time - max_wait_count) * FW_READY_INTERVAL);
1092 }
1093 return ret;
1094}
1095
1096static int init_pci_device_addresses(struct pm8001_hba_info *pm8001_ha)
1097{
1098 void __iomem *base_addr;
1099 u32 value;
1100 u32 offset;
1101 u32 pcibar;
1102 u32 pcilogic;
1103
1104 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
1105
1106 /*
1107 * lower 26 bits of SCRATCHPAD0 register describes offset within the
1108 * PCIe BAR where the MPI configuration table is present
1109 */
1110 offset = value & 0x03FFFFFF; /* scratch pad 0 TBL address */
1111
1112 pm8001_dbg(pm8001_ha, DEV, "Scratchpad 0 Offset: 0x%x value 0x%x\n",
1113 offset, value);
1114 /*
1115 * Upper 6 bits describe the offset within PCI config space where BAR
1116 * is located.
1117 */
1118 pcilogic = (value & 0xFC000000) >> 26;
1119 pcibar = get_pci_bar_index(pcilogic);
1120 pm8001_dbg(pm8001_ha, INIT, "Scratchpad 0 PCI BAR: %d\n", pcibar);
1121
1122 /*
1123 * Make sure the offset falls inside the ioremapped PCI BAR
1124 */
1125 if (offset > pm8001_ha->io_mem[pcibar].memsize) {
1126 pm8001_dbg(pm8001_ha, FAIL,
1127 "Main cfg tbl offset outside %u > %u\n",
1128 offset, pm8001_ha->io_mem[pcibar].memsize);
1129 return -EBUSY;
1130 }
1131 pm8001_ha->main_cfg_tbl_addr = base_addr =
1132 pm8001_ha->io_mem[pcibar].memvirtaddr + offset;
1133
1134 /*
1135 * Validate main configuration table address: first DWord should read
1136 * "PMCS"
1137 */
1138 value = pm8001_mr32(pm8001_ha->main_cfg_tbl_addr, 0);
1139 if (memcmp(&value, "PMCS", 4) != 0) {
1140 pm8001_dbg(pm8001_ha, FAIL,
1141 "BAD main config signature 0x%x\n",
1142 value);
1143 return -EBUSY;
1144 }
1145 pm8001_dbg(pm8001_ha, INIT,
1146 "VALID main config signature 0x%x\n", value);
1147 pm8001_ha->general_stat_tbl_addr =
1148 base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x18) &
1149 0xFFFFFF);
1150 pm8001_ha->inbnd_q_tbl_addr =
1151 base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C) &
1152 0xFFFFFF);
1153 pm8001_ha->outbnd_q_tbl_addr =
1154 base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x20) &
1155 0xFFFFFF);
1156 pm8001_ha->ivt_tbl_addr =
1157 base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x8C) &
1158 0xFFFFFF);
1159 pm8001_ha->pspa_q_tbl_addr =
1160 base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x90) &
1161 0xFFFFFF);
1162 pm8001_ha->fatal_tbl_addr =
1163 base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0xA0) &
1164 0xFFFFFF);
1165
1166 pm8001_dbg(pm8001_ha, INIT, "GST OFFSET 0x%x\n",
1167 pm8001_cr32(pm8001_ha, pcibar, offset + 0x18));
1168 pm8001_dbg(pm8001_ha, INIT, "INBND OFFSET 0x%x\n",
1169 pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C));
1170 pm8001_dbg(pm8001_ha, INIT, "OBND OFFSET 0x%x\n",
1171 pm8001_cr32(pm8001_ha, pcibar, offset + 0x20));
1172 pm8001_dbg(pm8001_ha, INIT, "IVT OFFSET 0x%x\n",
1173 pm8001_cr32(pm8001_ha, pcibar, offset + 0x8C));
1174 pm8001_dbg(pm8001_ha, INIT, "PSPA OFFSET 0x%x\n",
1175 pm8001_cr32(pm8001_ha, pcibar, offset + 0x90));
1176 pm8001_dbg(pm8001_ha, INIT, "addr - main cfg %p general status %p\n",
1177 pm8001_ha->main_cfg_tbl_addr,
1178 pm8001_ha->general_stat_tbl_addr);
1179 pm8001_dbg(pm8001_ha, INIT, "addr - inbnd %p obnd %p\n",
1180 pm8001_ha->inbnd_q_tbl_addr,
1181 pm8001_ha->outbnd_q_tbl_addr);
1182 pm8001_dbg(pm8001_ha, INIT, "addr - pspa %p ivt %p\n",
1183 pm8001_ha->pspa_q_tbl_addr,
1184 pm8001_ha->ivt_tbl_addr);
1185 return 0;
1186}
1187
1188/**
1189 * pm80xx_set_thermal_config - support the thermal configuration
1190 * @pm8001_ha: our hba card information.
1191 */
1192int
1193pm80xx_set_thermal_config(struct pm8001_hba_info *pm8001_ha)
1194{
1195 struct set_ctrl_cfg_req payload;
1196 int rc;
1197 u32 tag;
1198 u32 opc = OPC_INB_SET_CONTROLLER_CONFIG;
1199 u32 page_code;
1200
1201 memset(&payload, 0, sizeof(struct set_ctrl_cfg_req));
1202 rc = pm8001_tag_alloc(pm8001_ha, &tag);
1203 if (rc)
1204 return rc;
1205
1206 payload.tag = cpu_to_le32(tag);
1207
1208 if (IS_SPCV_12G(pm8001_ha->pdev))
1209 page_code = THERMAL_PAGE_CODE_7H;
1210 else
1211 page_code = THERMAL_PAGE_CODE_8H;
1212
1213 payload.cfg_pg[0] =
1214 cpu_to_le32((THERMAL_LOG_ENABLE << 9) |
1215 (THERMAL_ENABLE << 8) | page_code);
1216 payload.cfg_pg[1] =
1217 cpu_to_le32((LTEMPHIL << 24) | (RTEMPHIL << 8));
1218
1219 pm8001_dbg(pm8001_ha, DEV,
1220 "Setting up thermal config. cfg_pg 0 0x%x cfg_pg 1 0x%x\n",
1221 payload.cfg_pg[0], payload.cfg_pg[1]);
1222
1223 rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
1224 sizeof(payload), 0);
1225 if (rc)
1226 pm8001_tag_free(pm8001_ha, tag);
1227 return rc;
1228
1229}
1230
1231/**
1232* pm80xx_set_sas_protocol_timer_config - support the SAS Protocol
1233* Timer configuration page
1234* @pm8001_ha: our hba card information.
1235*/
1236static int
1237pm80xx_set_sas_protocol_timer_config(struct pm8001_hba_info *pm8001_ha)
1238{
1239 struct set_ctrl_cfg_req payload;
1240 SASProtocolTimerConfig_t SASConfigPage;
1241 int rc;
1242 u32 tag;
1243 u32 opc = OPC_INB_SET_CONTROLLER_CONFIG;
1244
1245 memset(&payload, 0, sizeof(struct set_ctrl_cfg_req));
1246 memset(&SASConfigPage, 0, sizeof(SASProtocolTimerConfig_t));
1247
1248 rc = pm8001_tag_alloc(pm8001_ha, &tag);
1249 if (rc)
1250 return rc;
1251
1252 payload.tag = cpu_to_le32(tag);
1253
1254 SASConfigPage.pageCode = cpu_to_le32(SAS_PROTOCOL_TIMER_CONFIG_PAGE);
1255 SASConfigPage.MST_MSI = cpu_to_le32(3 << 15);
1256 SASConfigPage.STP_SSP_MCT_TMO =
1257 cpu_to_le32((STP_MCT_TMO << 16) | SSP_MCT_TMO);
1258 SASConfigPage.STP_FRM_TMO =
1259 cpu_to_le32((SAS_MAX_OPEN_TIME << 24) |
1260 (SMP_MAX_CONN_TIMER << 16) | STP_FRM_TIMER);
1261 SASConfigPage.STP_IDLE_TMO = cpu_to_le32(STP_IDLE_TIME);
1262
1263 SASConfigPage.OPNRJT_RTRY_INTVL =
1264 cpu_to_le32((SAS_MFD << 16) | SAS_OPNRJT_RTRY_INTVL);
1265 SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO =
1266 cpu_to_le32((SAS_DOPNRJT_RTRY_TMO << 16) | SAS_COPNRJT_RTRY_TMO);
1267 SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR =
1268 cpu_to_le32((SAS_DOPNRJT_RTRY_THR << 16) | SAS_COPNRJT_RTRY_THR);
1269 SASConfigPage.MAX_AIP = cpu_to_le32(SAS_MAX_AIP);
1270
1271 pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.pageCode 0x%08x\n",
1272 le32_to_cpu(SASConfigPage.pageCode));
1273 pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.MST_MSI 0x%08x\n",
1274 le32_to_cpu(SASConfigPage.MST_MSI));
1275 pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.STP_SSP_MCT_TMO 0x%08x\n",
1276 le32_to_cpu(SASConfigPage.STP_SSP_MCT_TMO));
1277 pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.STP_FRM_TMO 0x%08x\n",
1278 le32_to_cpu(SASConfigPage.STP_FRM_TMO));
1279 pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.STP_IDLE_TMO 0x%08x\n",
1280 le32_to_cpu(SASConfigPage.STP_IDLE_TMO));
1281 pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.OPNRJT_RTRY_INTVL 0x%08x\n",
1282 le32_to_cpu(SASConfigPage.OPNRJT_RTRY_INTVL));
1283 pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO 0x%08x\n",
1284 le32_to_cpu(SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO));
1285 pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR 0x%08x\n",
1286 le32_to_cpu(SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR));
1287 pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.MAX_AIP 0x%08x\n",
1288 le32_to_cpu(SASConfigPage.MAX_AIP));
1289
1290 memcpy(&payload.cfg_pg, &SASConfigPage,
1291 sizeof(SASProtocolTimerConfig_t));
1292
1293 rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
1294 sizeof(payload), 0);
1295 if (rc)
1296 pm8001_tag_free(pm8001_ha, tag);
1297
1298 return rc;
1299}
1300
1301/**
1302 * pm80xx_get_encrypt_info - Check for encryption
1303 * @pm8001_ha: our hba card information.
1304 */
1305static int
1306pm80xx_get_encrypt_info(struct pm8001_hba_info *pm8001_ha)
1307{
1308 u32 scratch3_value;
1309 int ret = -1;
1310
1311 /* Read encryption status from SCRATCH PAD 3 */
1312 scratch3_value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
1313
1314 if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
1315 SCRATCH_PAD3_ENC_READY) {
1316 if (scratch3_value & SCRATCH_PAD3_XTS_ENABLED)
1317 pm8001_ha->encrypt_info.cipher_mode = CIPHER_MODE_XTS;
1318 if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1319 SCRATCH_PAD3_SMF_ENABLED)
1320 pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMF;
1321 if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1322 SCRATCH_PAD3_SMA_ENABLED)
1323 pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMA;
1324 if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1325 SCRATCH_PAD3_SMB_ENABLED)
1326 pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB;
1327 pm8001_ha->encrypt_info.status = 0;
1328 pm8001_dbg(pm8001_ha, INIT,
1329 "Encryption: SCRATCH_PAD3_ENC_READY 0x%08X.Cipher mode 0x%x Sec mode 0x%x status 0x%x\n",
1330 scratch3_value,
1331 pm8001_ha->encrypt_info.cipher_mode,
1332 pm8001_ha->encrypt_info.sec_mode,
1333 pm8001_ha->encrypt_info.status);
1334 ret = 0;
1335 } else if ((scratch3_value & SCRATCH_PAD3_ENC_READY) ==
1336 SCRATCH_PAD3_ENC_DISABLED) {
1337 pm8001_dbg(pm8001_ha, INIT,
1338 "Encryption: SCRATCH_PAD3_ENC_DISABLED 0x%08X\n",
1339 scratch3_value);
1340 pm8001_ha->encrypt_info.status = 0xFFFFFFFF;
1341 pm8001_ha->encrypt_info.cipher_mode = 0;
1342 pm8001_ha->encrypt_info.sec_mode = 0;
1343 ret = 0;
1344 } else if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
1345 SCRATCH_PAD3_ENC_DIS_ERR) {
1346 pm8001_ha->encrypt_info.status =
1347 (scratch3_value & SCRATCH_PAD3_ERR_CODE) >> 16;
1348 if (scratch3_value & SCRATCH_PAD3_XTS_ENABLED)
1349 pm8001_ha->encrypt_info.cipher_mode = CIPHER_MODE_XTS;
1350 if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1351 SCRATCH_PAD3_SMF_ENABLED)
1352 pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMF;
1353 if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1354 SCRATCH_PAD3_SMA_ENABLED)
1355 pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMA;
1356 if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1357 SCRATCH_PAD3_SMB_ENABLED)
1358 pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB;
1359 pm8001_dbg(pm8001_ha, INIT,
1360 "Encryption: SCRATCH_PAD3_DIS_ERR 0x%08X.Cipher mode 0x%x sec mode 0x%x status 0x%x\n",
1361 scratch3_value,
1362 pm8001_ha->encrypt_info.cipher_mode,
1363 pm8001_ha->encrypt_info.sec_mode,
1364 pm8001_ha->encrypt_info.status);
1365 } else if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
1366 SCRATCH_PAD3_ENC_ENA_ERR) {
1367
1368 pm8001_ha->encrypt_info.status =
1369 (scratch3_value & SCRATCH_PAD3_ERR_CODE) >> 16;
1370 if (scratch3_value & SCRATCH_PAD3_XTS_ENABLED)
1371 pm8001_ha->encrypt_info.cipher_mode = CIPHER_MODE_XTS;
1372 if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1373 SCRATCH_PAD3_SMF_ENABLED)
1374 pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMF;
1375 if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1376 SCRATCH_PAD3_SMA_ENABLED)
1377 pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMA;
1378 if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
1379 SCRATCH_PAD3_SMB_ENABLED)
1380 pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB;
1381
1382 pm8001_dbg(pm8001_ha, INIT,
1383 "Encryption: SCRATCH_PAD3_ENA_ERR 0x%08X.Cipher mode 0x%x sec mode 0x%x status 0x%x\n",
1384 scratch3_value,
1385 pm8001_ha->encrypt_info.cipher_mode,
1386 pm8001_ha->encrypt_info.sec_mode,
1387 pm8001_ha->encrypt_info.status);
1388 }
1389 return ret;
1390}
1391
1392/**
1393 * pm80xx_encrypt_update - update flash with encryption information
1394 * @pm8001_ha: our hba card information.
1395 */
1396static int pm80xx_encrypt_update(struct pm8001_hba_info *pm8001_ha)
1397{
1398 struct kek_mgmt_req payload;
1399 int rc;
1400 u32 tag;
1401 u32 opc = OPC_INB_KEK_MANAGEMENT;
1402
1403 memset(&payload, 0, sizeof(struct kek_mgmt_req));
1404 rc = pm8001_tag_alloc(pm8001_ha, &tag);
1405 if (rc)
1406 return rc;
1407
1408 payload.tag = cpu_to_le32(tag);
1409 /* Currently only one key is used. New KEK index is 1.
1410 * Current KEK index is 1. Store KEK to NVRAM is 1.
1411 */
1412 payload.new_curidx_ksop =
1413 cpu_to_le32(((1 << 24) | (1 << 16) | (1 << 8) |
1414 KEK_MGMT_SUBOP_KEYCARDUPDATE));
1415
1416 pm8001_dbg(pm8001_ha, DEV,
1417 "Saving Encryption info to flash. payload 0x%x\n",
1418 le32_to_cpu(payload.new_curidx_ksop));
1419
1420 rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
1421 sizeof(payload), 0);
1422 if (rc)
1423 pm8001_tag_free(pm8001_ha, tag);
1424
1425 return rc;
1426}
1427
1428/**
1429 * pm80xx_chip_init - the main init function that initializes whole PM8001 chip.
1430 * @pm8001_ha: our hba card information
1431 */
1432static int pm80xx_chip_init(struct pm8001_hba_info *pm8001_ha)
1433{
1434 int ret;
1435 u8 i = 0;
1436
1437 /* check the firmware status */
1438 if (-1 == check_fw_ready(pm8001_ha)) {
1439 pm8001_dbg(pm8001_ha, FAIL, "Firmware is not ready!\n");
1440 return -EBUSY;
1441 }
1442
1443 /* Initialize the controller fatal error flag */
1444 pm8001_ha->controller_fatal_error = false;
1445
1446 /* Initialize pci space address eg: mpi offset */
1447 ret = init_pci_device_addresses(pm8001_ha);
1448 if (ret) {
1449 pm8001_dbg(pm8001_ha, FAIL,
1450 "Failed to init pci addresses");
1451 return ret;
1452 }
1453 init_default_table_values(pm8001_ha);
1454 read_main_config_table(pm8001_ha);
1455 read_general_status_table(pm8001_ha);
1456 read_inbnd_queue_table(pm8001_ha);
1457 read_outbnd_queue_table(pm8001_ha);
1458 read_phy_attr_table(pm8001_ha);
1459
1460 /* update main config table ,inbound table and outbound table */
1461 update_main_config_table(pm8001_ha);
1462 for (i = 0; i < pm8001_ha->max_q_num; i++) {
1463 update_inbnd_queue_table(pm8001_ha, i);
1464 update_outbnd_queue_table(pm8001_ha, i);
1465 }
1466 /* notify firmware update finished and check initialization status */
1467 if (0 == mpi_init_check(pm8001_ha)) {
1468 pm8001_dbg(pm8001_ha, INIT, "MPI initialize successful!\n");
1469 } else
1470 return -EBUSY;
1471
1472 return 0;
1473}
1474
1475static void pm80xx_chip_post_init(struct pm8001_hba_info *pm8001_ha)
1476{
1477 /* send SAS protocol timer configuration page to FW */
1478 pm80xx_set_sas_protocol_timer_config(pm8001_ha);
1479
1480 /* Check for encryption */
1481 if (pm8001_ha->chip->encrypt) {
1482 int ret;
1483
1484 pm8001_dbg(pm8001_ha, INIT, "Checking for encryption\n");
1485 ret = pm80xx_get_encrypt_info(pm8001_ha);
1486 if (ret == -1) {
1487 pm8001_dbg(pm8001_ha, INIT, "Encryption error !!\n");
1488 if (pm8001_ha->encrypt_info.status == 0x81) {
1489 pm8001_dbg(pm8001_ha, INIT,
1490 "Encryption enabled with error.Saving encryption key to flash\n");
1491 pm80xx_encrypt_update(pm8001_ha);
1492 }
1493 }
1494 }
1495}
1496
1497static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha)
1498{
1499 u32 max_wait_count;
1500 u32 value;
1501 u32 gst_len_mpistate;
1502 int ret;
1503
1504 ret = init_pci_device_addresses(pm8001_ha);
1505 if (ret) {
1506 pm8001_dbg(pm8001_ha, FAIL,
1507 "Failed to init pci addresses");
1508 return ret;
1509 }
1510
1511 /* Write bit1=1 to Inbound DoorBell Register to tell the SPC FW the
1512 table is stop */
1513 pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPCv_MSGU_CFG_TABLE_RESET);
1514
1515 /* wait until Inbound DoorBell Clear Register toggled */
1516 if (IS_SPCV_12G(pm8001_ha->pdev)) {
1517 max_wait_count = SPCV_DOORBELL_CLEAR_TIMEOUT;
1518 } else {
1519 max_wait_count = SPC_DOORBELL_CLEAR_TIMEOUT;
1520 }
1521 do {
1522 msleep(FW_READY_INTERVAL);
1523 value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
1524 value &= SPCv_MSGU_CFG_TABLE_RESET;
1525 } while ((value != 0) && (--max_wait_count));
1526
1527 if (!max_wait_count) {
1528 pm8001_dbg(pm8001_ha, FAIL, "TIMEOUT:IBDB value/=%x\n", value);
1529 return -1;
1530 }
1531
1532 /* check the MPI-State for termination in progress */
1533 /* wait until Inbound DoorBell Clear Register toggled */
1534 max_wait_count = 100; /* 2 sec for spcv/ve */
1535 do {
1536 msleep(FW_READY_INTERVAL);
1537 gst_len_mpistate =
1538 pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
1539 GST_GSTLEN_MPIS_OFFSET);
1540 if (GST_MPI_STATE_UNINIT ==
1541 (gst_len_mpistate & GST_MPI_STATE_MASK))
1542 break;
1543 } while (--max_wait_count);
1544 if (!max_wait_count) {
1545 pm8001_dbg(pm8001_ha, FAIL, " TIME OUT MPI State = 0x%x\n",
1546 gst_len_mpistate & GST_MPI_STATE_MASK);
1547 return -1;
1548 }
1549
1550 return 0;
1551}
1552
1553/**
1554 * pm80xx_fatal_errors - returns non-zero *ONLY* when fatal errors
1555 * @pm8001_ha: our hba card information
1556 *
1557 * Fatal errors are recoverable only after a host reboot.
1558 */
1559int
1560pm80xx_fatal_errors(struct pm8001_hba_info *pm8001_ha)
1561{
1562 int ret = 0;
1563 u32 scratch_pad_rsvd0 = pm8001_cr32(pm8001_ha, 0,
1564 MSGU_SCRATCH_PAD_RSVD_0);
1565 u32 scratch_pad_rsvd1 = pm8001_cr32(pm8001_ha, 0,
1566 MSGU_SCRATCH_PAD_RSVD_1);
1567 u32 scratch_pad1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
1568 u32 scratch_pad2 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
1569 u32 scratch_pad3 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
1570
1571 if (pm8001_ha->chip_id != chip_8006 &&
1572 pm8001_ha->chip_id != chip_8074 &&
1573 pm8001_ha->chip_id != chip_8076) {
1574 return 0;
1575 }
1576
1577 if (MSGU_SCRATCHPAD1_STATE_FATAL_ERROR(scratch_pad1)) {
1578 pm8001_dbg(pm8001_ha, FAIL,
1579 "Fatal error SCRATCHPAD1 = 0x%x SCRATCHPAD2 = 0x%x SCRATCHPAD3 = 0x%x SCRATCHPAD_RSVD0 = 0x%x SCRATCHPAD_RSVD1 = 0x%x\n",
1580 scratch_pad1, scratch_pad2, scratch_pad3,
1581 scratch_pad_rsvd0, scratch_pad_rsvd1);
1582 ret = 1;
1583 }
1584
1585 return ret;
1586}
1587
1588/**
1589 * pm80xx_chip_soft_rst - soft reset the PM8001 chip, so that all
1590 * FW register status are reset to the originated status.
1591 * @pm8001_ha: our hba card information
1592 */
1593
1594static int
1595pm80xx_chip_soft_rst(struct pm8001_hba_info *pm8001_ha)
1596{
1597 u32 regval;
1598 u32 bootloader_state;
1599 u32 ibutton0, ibutton1;
1600
1601 /* Process MPI table uninitialization only if FW is ready */
1602 if (!pm8001_ha->controller_fatal_error) {
1603 /* Check if MPI is in ready state to reset */
1604 if (mpi_uninit_check(pm8001_ha) != 0) {
1605 u32 r0 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
1606 u32 r1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
1607 u32 r2 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
1608 u32 r3 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
1609 pm8001_dbg(pm8001_ha, FAIL,
1610 "MPI state is not ready scratch: %x:%x:%x:%x\n",
1611 r0, r1, r2, r3);
1612 /* if things aren't ready but the bootloader is ok then
1613 * try the reset anyway.
1614 */
1615 if (r1 & SCRATCH_PAD1_BOOTSTATE_MASK)
1616 return -1;
1617 }
1618 }
1619 /* checked for reset register normal state; 0x0 */
1620 regval = pm8001_cr32(pm8001_ha, 0, SPC_REG_SOFT_RESET);
1621 pm8001_dbg(pm8001_ha, INIT, "reset register before write : 0x%x\n",
1622 regval);
1623
1624 pm8001_cw32(pm8001_ha, 0, SPC_REG_SOFT_RESET, SPCv_NORMAL_RESET_VALUE);
1625 msleep(500);
1626
1627 regval = pm8001_cr32(pm8001_ha, 0, SPC_REG_SOFT_RESET);
1628 pm8001_dbg(pm8001_ha, INIT, "reset register after write 0x%x\n",
1629 regval);
1630
1631 if ((regval & SPCv_SOFT_RESET_READ_MASK) ==
1632 SPCv_SOFT_RESET_NORMAL_RESET_OCCURED) {
1633 pm8001_dbg(pm8001_ha, MSG,
1634 " soft reset successful [regval: 0x%x]\n",
1635 regval);
1636 } else {
1637 pm8001_dbg(pm8001_ha, MSG,
1638 " soft reset failed [regval: 0x%x]\n",
1639 regval);
1640
1641 /* check bootloader is successfully executed or in HDA mode */
1642 bootloader_state =
1643 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1) &
1644 SCRATCH_PAD1_BOOTSTATE_MASK;
1645
1646 if (bootloader_state == SCRATCH_PAD1_BOOTSTATE_HDA_SEEPROM) {
1647 pm8001_dbg(pm8001_ha, MSG,
1648 "Bootloader state - HDA mode SEEPROM\n");
1649 } else if (bootloader_state ==
1650 SCRATCH_PAD1_BOOTSTATE_HDA_BOOTSTRAP) {
1651 pm8001_dbg(pm8001_ha, MSG,
1652 "Bootloader state - HDA mode Bootstrap Pin\n");
1653 } else if (bootloader_state ==
1654 SCRATCH_PAD1_BOOTSTATE_HDA_SOFTRESET) {
1655 pm8001_dbg(pm8001_ha, MSG,
1656 "Bootloader state - HDA mode soft reset\n");
1657 } else if (bootloader_state ==
1658 SCRATCH_PAD1_BOOTSTATE_CRIT_ERROR) {
1659 pm8001_dbg(pm8001_ha, MSG,
1660 "Bootloader state-HDA mode critical error\n");
1661 }
1662 return -EBUSY;
1663 }
1664
1665 /* check the firmware status after reset */
1666 if (-1 == check_fw_ready(pm8001_ha)) {
1667 pm8001_dbg(pm8001_ha, FAIL, "Firmware is not ready!\n");
1668 /* check iButton feature support for motherboard controller */
1669 if (pm8001_ha->pdev->subsystem_vendor !=
1670 PCI_VENDOR_ID_ADAPTEC2 &&
1671 pm8001_ha->pdev->subsystem_vendor !=
1672 PCI_VENDOR_ID_ATTO &&
1673 pm8001_ha->pdev->subsystem_vendor != 0) {
1674 ibutton0 = pm8001_cr32(pm8001_ha, 0,
1675 MSGU_SCRATCH_PAD_RSVD_0);
1676 ibutton1 = pm8001_cr32(pm8001_ha, 0,
1677 MSGU_SCRATCH_PAD_RSVD_1);
1678 if (!ibutton0 && !ibutton1) {
1679 pm8001_dbg(pm8001_ha, FAIL,
1680 "iButton Feature is not Available!!!\n");
1681 return -EBUSY;
1682 }
1683 if (ibutton0 == 0xdeadbeef && ibutton1 == 0xdeadbeef) {
1684 pm8001_dbg(pm8001_ha, FAIL,
1685 "CRC Check for iButton Feature Failed!!!\n");
1686 return -EBUSY;
1687 }
1688 }
1689 }
1690 pm8001_dbg(pm8001_ha, INIT, "SPCv soft reset Complete\n");
1691 return 0;
1692}
1693
1694static void pm80xx_hw_chip_rst(struct pm8001_hba_info *pm8001_ha)
1695{
1696 u32 i;
1697
1698 pm8001_dbg(pm8001_ha, INIT, "chip reset start\n");
1699
1700 /* do SPCv chip reset. */
1701 pm8001_cw32(pm8001_ha, 0, SPC_REG_SOFT_RESET, 0x11);
1702 pm8001_dbg(pm8001_ha, INIT, "SPC soft reset Complete\n");
1703
1704 /* Check this ..whether delay is required or no */
1705 /* delay 10 usec */
1706 udelay(10);
1707
1708 /* wait for 20 msec until the firmware gets reloaded */
1709 i = 20;
1710 do {
1711 mdelay(1);
1712 } while ((--i) != 0);
1713
1714 pm8001_dbg(pm8001_ha, INIT, "chip reset finished\n");
1715}
1716
1717/**
1718 * pm80xx_chip_interrupt_enable - enable PM8001 chip interrupt
1719 * @pm8001_ha: our hba card information
1720 * @vec: interrupt number to enable
1721 */
1722static void
1723pm80xx_chip_interrupt_enable(struct pm8001_hba_info *pm8001_ha, u8 vec)
1724{
1725 if (!pm8001_ha->use_msix) {
1726 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL);
1727 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL);
1728 return;
1729 }
1730
1731 if (vec < 32)
1732 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR, 1U << vec);
1733 else
1734 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR_U, 1U << (vec - 32));
1735}
1736
1737/**
1738 * pm80xx_chip_interrupt_disable - disable PM8001 chip interrupt
1739 * @pm8001_ha: our hba card information
1740 * @vec: interrupt number to disable
1741 */
1742static void
1743pm80xx_chip_interrupt_disable(struct pm8001_hba_info *pm8001_ha, u8 vec)
1744{
1745 if (!pm8001_ha->use_msix) {
1746 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR, ODMR_MASK_ALL);
1747 return;
1748 }
1749
1750 if (vec == 0xFF) {
1751 /* disable all vectors 0-31, 32-63 */
1752 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, 0xFFFFFFFF);
1753 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_U, 0xFFFFFFFF);
1754 } else if (vec < 32) {
1755 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, 1U << vec);
1756 } else {
1757 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_U, 1U << (vec - 32));
1758 }
1759}
1760
1761/**
1762 * mpi_ssp_completion - process the event that FW response to the SSP request.
1763 * @pm8001_ha: our hba card information
1764 * @piomb: the message contents of this outbound message.
1765 *
1766 * When FW has completed a ssp request for example a IO request, after it has
1767 * filled the SG data with the data, it will trigger this event representing
1768 * that he has finished the job; please check the corresponding buffer.
1769 * So we will tell the caller who maybe waiting the result to tell upper layer
1770 * that the task has been finished.
1771 */
1772static void
1773mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
1774{
1775 struct sas_task *t;
1776 struct pm8001_ccb_info *ccb;
1777 unsigned long flags;
1778 u32 status;
1779 u32 param;
1780 u32 tag;
1781 struct ssp_completion_resp *psspPayload;
1782 struct task_status_struct *ts;
1783 struct ssp_response_iu *iu;
1784 struct pm8001_device *pm8001_dev;
1785 psspPayload = (struct ssp_completion_resp *)(piomb + 4);
1786 status = le32_to_cpu(psspPayload->status);
1787 tag = le32_to_cpu(psspPayload->tag);
1788 ccb = &pm8001_ha->ccb_info[tag];
1789 if ((status == IO_ABORTED) && ccb->open_retry) {
1790 /* Being completed by another */
1791 ccb->open_retry = 0;
1792 return;
1793 }
1794 pm8001_dev = ccb->device;
1795 param = le32_to_cpu(psspPayload->param);
1796 t = ccb->task;
1797
1798 if (status && status != IO_UNDERFLOW)
1799 pm8001_dbg(pm8001_ha, FAIL, "sas IO status 0x%x\n", status);
1800 if (unlikely(!t || !t->lldd_task || !t->dev))
1801 return;
1802 ts = &t->task_status;
1803
1804 pm8001_dbg(pm8001_ha, DEV,
1805 "tag::0x%x, status::0x%x task::0x%p\n", tag, status, t);
1806
1807 /* Print sas address of IO failed device */
1808 if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) &&
1809 (status != IO_UNDERFLOW))
1810 pm8001_dbg(pm8001_ha, FAIL, "SAS Address of IO Failure Drive:%016llx\n",
1811 SAS_ADDR(t->dev->sas_addr));
1812
1813 switch (status) {
1814 case IO_SUCCESS:
1815 pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS ,param = 0x%x\n",
1816 param);
1817 if (param == 0) {
1818 ts->resp = SAS_TASK_COMPLETE;
1819 ts->stat = SAS_SAM_STAT_GOOD;
1820 } else {
1821 ts->resp = SAS_TASK_COMPLETE;
1822 ts->stat = SAS_PROTO_RESPONSE;
1823 ts->residual = param;
1824 iu = &psspPayload->ssp_resp_iu;
1825 sas_ssp_task_response(pm8001_ha->dev, t, iu);
1826 }
1827 if (pm8001_dev)
1828 atomic_dec(&pm8001_dev->running_req);
1829 break;
1830 case IO_ABORTED:
1831 pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB Tag\n");
1832 ts->resp = SAS_TASK_COMPLETE;
1833 ts->stat = SAS_ABORTED_TASK;
1834 if (pm8001_dev)
1835 atomic_dec(&pm8001_dev->running_req);
1836 break;
1837 case IO_UNDERFLOW:
1838 /* SSP Completion with error */
1839 pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW ,param = 0x%x\n",
1840 param);
1841 ts->resp = SAS_TASK_COMPLETE;
1842 ts->stat = SAS_DATA_UNDERRUN;
1843 ts->residual = param;
1844 if (pm8001_dev)
1845 atomic_dec(&pm8001_dev->running_req);
1846 break;
1847 case IO_NO_DEVICE:
1848 pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n");
1849 ts->resp = SAS_TASK_UNDELIVERED;
1850 ts->stat = SAS_PHY_DOWN;
1851 if (pm8001_dev)
1852 atomic_dec(&pm8001_dev->running_req);
1853 break;
1854 case IO_XFER_ERROR_BREAK:
1855 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
1856 ts->resp = SAS_TASK_COMPLETE;
1857 ts->stat = SAS_OPEN_REJECT;
1858 /* Force the midlayer to retry */
1859 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1860 if (pm8001_dev)
1861 atomic_dec(&pm8001_dev->running_req);
1862 break;
1863 case IO_XFER_ERROR_PHY_NOT_READY:
1864 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n");
1865 ts->resp = SAS_TASK_COMPLETE;
1866 ts->stat = SAS_OPEN_REJECT;
1867 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1868 if (pm8001_dev)
1869 atomic_dec(&pm8001_dev->running_req);
1870 break;
1871 case IO_XFER_ERROR_INVALID_SSP_RSP_FRAME:
1872 pm8001_dbg(pm8001_ha, IO,
1873 "IO_XFER_ERROR_INVALID_SSP_RSP_FRAME\n");
1874 ts->resp = SAS_TASK_COMPLETE;
1875 ts->stat = SAS_OPEN_REJECT;
1876 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1877 if (pm8001_dev)
1878 atomic_dec(&pm8001_dev->running_req);
1879 break;
1880 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
1881 pm8001_dbg(pm8001_ha, IO,
1882 "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n");
1883 ts->resp = SAS_TASK_COMPLETE;
1884 ts->stat = SAS_OPEN_REJECT;
1885 ts->open_rej_reason = SAS_OREJ_EPROTO;
1886 if (pm8001_dev)
1887 atomic_dec(&pm8001_dev->running_req);
1888 break;
1889 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
1890 pm8001_dbg(pm8001_ha, IO,
1891 "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
1892 ts->resp = SAS_TASK_COMPLETE;
1893 ts->stat = SAS_OPEN_REJECT;
1894 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1895 if (pm8001_dev)
1896 atomic_dec(&pm8001_dev->running_req);
1897 break;
1898 case IO_OPEN_CNX_ERROR_BREAK:
1899 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
1900 ts->resp = SAS_TASK_COMPLETE;
1901 ts->stat = SAS_OPEN_REJECT;
1902 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1903 if (pm8001_dev)
1904 atomic_dec(&pm8001_dev->running_req);
1905 break;
1906 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
1907 case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
1908 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
1909 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
1910 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
1911 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
1912 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n");
1913 ts->resp = SAS_TASK_COMPLETE;
1914 ts->stat = SAS_OPEN_REJECT;
1915 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
1916 if (!t->uldd_task)
1917 pm8001_handle_event(pm8001_ha,
1918 pm8001_dev,
1919 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
1920 break;
1921 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
1922 pm8001_dbg(pm8001_ha, IO,
1923 "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n");
1924 ts->resp = SAS_TASK_COMPLETE;
1925 ts->stat = SAS_OPEN_REJECT;
1926 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
1927 if (pm8001_dev)
1928 atomic_dec(&pm8001_dev->running_req);
1929 break;
1930 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
1931 pm8001_dbg(pm8001_ha, IO,
1932 "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n");
1933 ts->resp = SAS_TASK_COMPLETE;
1934 ts->stat = SAS_OPEN_REJECT;
1935 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
1936 if (pm8001_dev)
1937 atomic_dec(&pm8001_dev->running_req);
1938 break;
1939 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
1940 pm8001_dbg(pm8001_ha, IO,
1941 "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n");
1942 ts->resp = SAS_TASK_UNDELIVERED;
1943 ts->stat = SAS_OPEN_REJECT;
1944 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
1945 if (pm8001_dev)
1946 atomic_dec(&pm8001_dev->running_req);
1947 break;
1948 case IO_XFER_ERROR_NAK_RECEIVED:
1949 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n");
1950 ts->resp = SAS_TASK_COMPLETE;
1951 ts->stat = SAS_OPEN_REJECT;
1952 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1953 if (pm8001_dev)
1954 atomic_dec(&pm8001_dev->running_req);
1955 break;
1956 case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
1957 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n");
1958 ts->resp = SAS_TASK_COMPLETE;
1959 ts->stat = SAS_NAK_R_ERR;
1960 if (pm8001_dev)
1961 atomic_dec(&pm8001_dev->running_req);
1962 break;
1963 case IO_XFER_ERROR_DMA:
1964 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_DMA\n");
1965 ts->resp = SAS_TASK_COMPLETE;
1966 ts->stat = SAS_OPEN_REJECT;
1967 if (pm8001_dev)
1968 atomic_dec(&pm8001_dev->running_req);
1969 break;
1970 case IO_XFER_OPEN_RETRY_TIMEOUT:
1971 pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
1972 ts->resp = SAS_TASK_COMPLETE;
1973 ts->stat = SAS_OPEN_REJECT;
1974 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
1975 if (pm8001_dev)
1976 atomic_dec(&pm8001_dev->running_req);
1977 break;
1978 case IO_XFER_ERROR_OFFSET_MISMATCH:
1979 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n");
1980 ts->resp = SAS_TASK_COMPLETE;
1981 ts->stat = SAS_OPEN_REJECT;
1982 if (pm8001_dev)
1983 atomic_dec(&pm8001_dev->running_req);
1984 break;
1985 case IO_PORT_IN_RESET:
1986 pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n");
1987 ts->resp = SAS_TASK_COMPLETE;
1988 ts->stat = SAS_OPEN_REJECT;
1989 if (pm8001_dev)
1990 atomic_dec(&pm8001_dev->running_req);
1991 break;
1992 case IO_DS_NON_OPERATIONAL:
1993 pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n");
1994 ts->resp = SAS_TASK_COMPLETE;
1995 ts->stat = SAS_OPEN_REJECT;
1996 if (!t->uldd_task)
1997 pm8001_handle_event(pm8001_ha,
1998 pm8001_dev,
1999 IO_DS_NON_OPERATIONAL);
2000 break;
2001 case IO_DS_IN_RECOVERY:
2002 pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n");
2003 ts->resp = SAS_TASK_COMPLETE;
2004 ts->stat = SAS_OPEN_REJECT;
2005 if (pm8001_dev)
2006 atomic_dec(&pm8001_dev->running_req);
2007 break;
2008 case IO_TM_TAG_NOT_FOUND:
2009 pm8001_dbg(pm8001_ha, IO, "IO_TM_TAG_NOT_FOUND\n");
2010 ts->resp = SAS_TASK_COMPLETE;
2011 ts->stat = SAS_OPEN_REJECT;
2012 if (pm8001_dev)
2013 atomic_dec(&pm8001_dev->running_req);
2014 break;
2015 case IO_SSP_EXT_IU_ZERO_LEN_ERROR:
2016 pm8001_dbg(pm8001_ha, IO, "IO_SSP_EXT_IU_ZERO_LEN_ERROR\n");
2017 ts->resp = SAS_TASK_COMPLETE;
2018 ts->stat = SAS_OPEN_REJECT;
2019 if (pm8001_dev)
2020 atomic_dec(&pm8001_dev->running_req);
2021 break;
2022 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
2023 pm8001_dbg(pm8001_ha, IO,
2024 "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n");
2025 ts->resp = SAS_TASK_COMPLETE;
2026 ts->stat = SAS_OPEN_REJECT;
2027 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2028 if (pm8001_dev)
2029 atomic_dec(&pm8001_dev->running_req);
2030 break;
2031 default:
2032 pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status);
2033 /* not allowed case. Therefore, return failed status */
2034 ts->resp = SAS_TASK_COMPLETE;
2035 ts->stat = SAS_OPEN_REJECT;
2036 if (pm8001_dev)
2037 atomic_dec(&pm8001_dev->running_req);
2038 break;
2039 }
2040 pm8001_dbg(pm8001_ha, IO, "scsi_status = 0x%x\n ",
2041 psspPayload->ssp_resp_iu.status);
2042 spin_lock_irqsave(&t->task_state_lock, flags);
2043 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2044 t->task_state_flags |= SAS_TASK_STATE_DONE;
2045 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2046 spin_unlock_irqrestore(&t->task_state_lock, flags);
2047 pm8001_dbg(pm8001_ha, FAIL,
2048 "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n",
2049 t, status, ts->resp, ts->stat);
2050 pm8001_ccb_task_free(pm8001_ha, ccb);
2051 if (t->slow_task)
2052 complete(&t->slow_task->completion);
2053 } else {
2054 spin_unlock_irqrestore(&t->task_state_lock, flags);
2055 pm8001_ccb_task_free_done(pm8001_ha, ccb);
2056 }
2057}
2058
2059/*See the comments for mpi_ssp_completion */
2060static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
2061{
2062 struct sas_task *t;
2063 unsigned long flags;
2064 struct task_status_struct *ts;
2065 struct pm8001_ccb_info *ccb;
2066 struct pm8001_device *pm8001_dev;
2067 struct ssp_event_resp *psspPayload =
2068 (struct ssp_event_resp *)(piomb + 4);
2069 u32 event = le32_to_cpu(psspPayload->event);
2070 u32 tag = le32_to_cpu(psspPayload->tag);
2071 u32 port_id = le32_to_cpu(psspPayload->port_id);
2072
2073 ccb = &pm8001_ha->ccb_info[tag];
2074 t = ccb->task;
2075 pm8001_dev = ccb->device;
2076 if (event)
2077 pm8001_dbg(pm8001_ha, FAIL, "sas IO status 0x%x\n", event);
2078 if (unlikely(!t || !t->lldd_task || !t->dev))
2079 return;
2080 ts = &t->task_status;
2081 pm8001_dbg(pm8001_ha, IOERR, "port_id:0x%x, tag:0x%x, event:0x%x\n",
2082 port_id, tag, event);
2083 switch (event) {
2084 case IO_OVERFLOW:
2085 pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n");
2086 ts->resp = SAS_TASK_COMPLETE;
2087 ts->stat = SAS_DATA_OVERRUN;
2088 ts->residual = 0;
2089 if (pm8001_dev)
2090 atomic_dec(&pm8001_dev->running_req);
2091 break;
2092 case IO_XFER_ERROR_BREAK:
2093 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
2094 pm8001_handle_event(pm8001_ha, t, IO_XFER_ERROR_BREAK);
2095 return;
2096 case IO_XFER_ERROR_PHY_NOT_READY:
2097 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n");
2098 ts->resp = SAS_TASK_COMPLETE;
2099 ts->stat = SAS_OPEN_REJECT;
2100 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2101 break;
2102 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
2103 pm8001_dbg(pm8001_ha, IO,
2104 "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n");
2105 ts->resp = SAS_TASK_COMPLETE;
2106 ts->stat = SAS_OPEN_REJECT;
2107 ts->open_rej_reason = SAS_OREJ_EPROTO;
2108 break;
2109 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
2110 pm8001_dbg(pm8001_ha, IO,
2111 "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
2112 ts->resp = SAS_TASK_COMPLETE;
2113 ts->stat = SAS_OPEN_REJECT;
2114 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2115 break;
2116 case IO_OPEN_CNX_ERROR_BREAK:
2117 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
2118 ts->resp = SAS_TASK_COMPLETE;
2119 ts->stat = SAS_OPEN_REJECT;
2120 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2121 break;
2122 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2123 case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
2124 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
2125 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
2126 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
2127 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
2128 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n");
2129 ts->resp = SAS_TASK_COMPLETE;
2130 ts->stat = SAS_OPEN_REJECT;
2131 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2132 if (!t->uldd_task)
2133 pm8001_handle_event(pm8001_ha,
2134 pm8001_dev,
2135 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2136 break;
2137 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
2138 pm8001_dbg(pm8001_ha, IO,
2139 "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n");
2140 ts->resp = SAS_TASK_COMPLETE;
2141 ts->stat = SAS_OPEN_REJECT;
2142 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2143 break;
2144 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
2145 pm8001_dbg(pm8001_ha, IO,
2146 "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n");
2147 ts->resp = SAS_TASK_COMPLETE;
2148 ts->stat = SAS_OPEN_REJECT;
2149 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2150 break;
2151 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
2152 pm8001_dbg(pm8001_ha, IO,
2153 "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n");
2154 ts->resp = SAS_TASK_COMPLETE;
2155 ts->stat = SAS_OPEN_REJECT;
2156 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2157 break;
2158 case IO_XFER_ERROR_NAK_RECEIVED:
2159 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n");
2160 ts->resp = SAS_TASK_COMPLETE;
2161 ts->stat = SAS_OPEN_REJECT;
2162 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2163 break;
2164 case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
2165 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n");
2166 ts->resp = SAS_TASK_COMPLETE;
2167 ts->stat = SAS_NAK_R_ERR;
2168 break;
2169 case IO_XFER_OPEN_RETRY_TIMEOUT:
2170 pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
2171 pm8001_handle_event(pm8001_ha, t, IO_XFER_OPEN_RETRY_TIMEOUT);
2172 return;
2173 case IO_XFER_ERROR_UNEXPECTED_PHASE:
2174 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_UNEXPECTED_PHASE\n");
2175 ts->resp = SAS_TASK_COMPLETE;
2176 ts->stat = SAS_DATA_OVERRUN;
2177 break;
2178 case IO_XFER_ERROR_XFER_RDY_OVERRUN:
2179 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_XFER_RDY_OVERRUN\n");
2180 ts->resp = SAS_TASK_COMPLETE;
2181 ts->stat = SAS_DATA_OVERRUN;
2182 break;
2183 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
2184 pm8001_dbg(pm8001_ha, IO,
2185 "IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n");
2186 ts->resp = SAS_TASK_COMPLETE;
2187 ts->stat = SAS_DATA_OVERRUN;
2188 break;
2189 case IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT:
2190 pm8001_dbg(pm8001_ha, IO,
2191 "IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n");
2192 ts->resp = SAS_TASK_COMPLETE;
2193 ts->stat = SAS_DATA_OVERRUN;
2194 break;
2195 case IO_XFER_ERROR_OFFSET_MISMATCH:
2196 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n");
2197 ts->resp = SAS_TASK_COMPLETE;
2198 ts->stat = SAS_DATA_OVERRUN;
2199 break;
2200 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
2201 pm8001_dbg(pm8001_ha, IO,
2202 "IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n");
2203 ts->resp = SAS_TASK_COMPLETE;
2204 ts->stat = SAS_DATA_OVERRUN;
2205 break;
2206 case IO_XFER_ERROR_INTERNAL_CRC_ERROR:
2207 pm8001_dbg(pm8001_ha, IOERR,
2208 "IO_XFR_ERROR_INTERNAL_CRC_ERROR\n");
2209 /* TBC: used default set values */
2210 ts->resp = SAS_TASK_COMPLETE;
2211 ts->stat = SAS_DATA_OVERRUN;
2212 break;
2213 case IO_XFER_CMD_FRAME_ISSUED:
2214 pm8001_dbg(pm8001_ha, IO, "IO_XFER_CMD_FRAME_ISSUED\n");
2215 return;
2216 default:
2217 pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", event);
2218 /* not allowed case. Therefore, return failed status */
2219 ts->resp = SAS_TASK_COMPLETE;
2220 ts->stat = SAS_DATA_OVERRUN;
2221 break;
2222 }
2223 spin_lock_irqsave(&t->task_state_lock, flags);
2224 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2225 t->task_state_flags |= SAS_TASK_STATE_DONE;
2226 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2227 spin_unlock_irqrestore(&t->task_state_lock, flags);
2228 pm8001_dbg(pm8001_ha, FAIL,
2229 "task 0x%p done with event 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n",
2230 t, event, ts->resp, ts->stat);
2231 pm8001_ccb_task_free(pm8001_ha, ccb);
2232 } else {
2233 spin_unlock_irqrestore(&t->task_state_lock, flags);
2234 pm8001_ccb_task_free_done(pm8001_ha, ccb);
2235 }
2236}
2237
2238/*See the comments for mpi_ssp_completion */
2239static void
2240mpi_sata_completion(struct pm8001_hba_info *pm8001_ha,
2241 struct outbound_queue_table *circularQ, void *piomb)
2242{
2243 struct sas_task *t;
2244 struct pm8001_ccb_info *ccb;
2245 u32 param;
2246 u32 status;
2247 u32 tag;
2248 int i, j;
2249 u8 sata_addr_low[4];
2250 u32 temp_sata_addr_low, temp_sata_addr_hi;
2251 u8 sata_addr_hi[4];
2252 struct sata_completion_resp *psataPayload;
2253 struct task_status_struct *ts;
2254 struct ata_task_resp *resp ;
2255 u32 *sata_resp;
2256 struct pm8001_device *pm8001_dev;
2257 unsigned long flags;
2258
2259 psataPayload = (struct sata_completion_resp *)(piomb + 4);
2260 status = le32_to_cpu(psataPayload->status);
2261 param = le32_to_cpu(psataPayload->param);
2262 tag = le32_to_cpu(psataPayload->tag);
2263
2264 ccb = &pm8001_ha->ccb_info[tag];
2265 t = ccb->task;
2266 pm8001_dev = ccb->device;
2267
2268 if (t) {
2269 if (t->dev && (t->dev->lldd_dev))
2270 pm8001_dev = t->dev->lldd_dev;
2271 } else {
2272 pm8001_dbg(pm8001_ha, FAIL, "task null, freeing CCB tag %d\n",
2273 ccb->ccb_tag);
2274 pm8001_ccb_free(pm8001_ha, ccb);
2275 return;
2276 }
2277
2278
2279 if (pm8001_dev && unlikely(!t->lldd_task || !t->dev))
2280 return;
2281
2282 ts = &t->task_status;
2283
2284 if (status != IO_SUCCESS) {
2285 pm8001_dbg(pm8001_ha, FAIL,
2286 "IO failed device_id %u status 0x%x tag %d\n",
2287 pm8001_dev->device_id, status, tag);
2288 }
2289
2290 /* Print sas address of IO failed device */
2291 if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) &&
2292 (status != IO_UNDERFLOW)) {
2293 if (!((t->dev->parent) &&
2294 (dev_is_expander(t->dev->parent->dev_type)))) {
2295 for (i = 0, j = 4; i <= 3 && j <= 7; i++, j++)
2296 sata_addr_low[i] = pm8001_ha->sas_addr[j];
2297 for (i = 0, j = 0; i <= 3 && j <= 3; i++, j++)
2298 sata_addr_hi[i] = pm8001_ha->sas_addr[j];
2299 memcpy(&temp_sata_addr_low, sata_addr_low,
2300 sizeof(sata_addr_low));
2301 memcpy(&temp_sata_addr_hi, sata_addr_hi,
2302 sizeof(sata_addr_hi));
2303 temp_sata_addr_hi = (((temp_sata_addr_hi >> 24) & 0xff)
2304 |((temp_sata_addr_hi << 8) &
2305 0xff0000) |
2306 ((temp_sata_addr_hi >> 8)
2307 & 0xff00) |
2308 ((temp_sata_addr_hi << 24) &
2309 0xff000000));
2310 temp_sata_addr_low = ((((temp_sata_addr_low >> 24)
2311 & 0xff) |
2312 ((temp_sata_addr_low << 8)
2313 & 0xff0000) |
2314 ((temp_sata_addr_low >> 8)
2315 & 0xff00) |
2316 ((temp_sata_addr_low << 24)
2317 & 0xff000000)) +
2318 pm8001_dev->attached_phy +
2319 0x10);
2320 pm8001_dbg(pm8001_ha, FAIL,
2321 "SAS Address of IO Failure Drive:%08x%08x\n",
2322 temp_sata_addr_hi,
2323 temp_sata_addr_low);
2324
2325 } else {
2326 pm8001_dbg(pm8001_ha, FAIL,
2327 "SAS Address of IO Failure Drive:%016llx\n",
2328 SAS_ADDR(t->dev->sas_addr));
2329 }
2330 }
2331 switch (status) {
2332 case IO_SUCCESS:
2333 pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS\n");
2334 if (param == 0) {
2335 ts->resp = SAS_TASK_COMPLETE;
2336 ts->stat = SAS_SAM_STAT_GOOD;
2337 } else {
2338 u8 len;
2339 ts->resp = SAS_TASK_COMPLETE;
2340 ts->stat = SAS_PROTO_RESPONSE;
2341 ts->residual = param;
2342 pm8001_dbg(pm8001_ha, IO,
2343 "SAS_PROTO_RESPONSE len = %d\n",
2344 param);
2345 sata_resp = &psataPayload->sata_resp[0];
2346 resp = (struct ata_task_resp *)ts->buf;
2347 if (t->ata_task.dma_xfer == 0 &&
2348 t->data_dir == DMA_FROM_DEVICE) {
2349 len = sizeof(struct pio_setup_fis);
2350 pm8001_dbg(pm8001_ha, IO,
2351 "PIO read len = %d\n", len);
2352 } else if (t->ata_task.use_ncq &&
2353 t->data_dir != DMA_NONE) {
2354 len = sizeof(struct set_dev_bits_fis);
2355 pm8001_dbg(pm8001_ha, IO, "FPDMA len = %d\n",
2356 len);
2357 } else {
2358 len = sizeof(struct dev_to_host_fis);
2359 pm8001_dbg(pm8001_ha, IO, "other len = %d\n",
2360 len);
2361 }
2362 if (SAS_STATUS_BUF_SIZE >= sizeof(*resp)) {
2363 resp->frame_len = len;
2364 memcpy(&resp->ending_fis[0], sata_resp, len);
2365 ts->buf_valid_size = sizeof(*resp);
2366 } else
2367 pm8001_dbg(pm8001_ha, IO,
2368 "response too large\n");
2369 }
2370 if (pm8001_dev)
2371 atomic_dec(&pm8001_dev->running_req);
2372 break;
2373 case IO_ABORTED:
2374 pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB Tag\n");
2375 ts->resp = SAS_TASK_COMPLETE;
2376 ts->stat = SAS_ABORTED_TASK;
2377 if (pm8001_dev)
2378 atomic_dec(&pm8001_dev->running_req);
2379 break;
2380 /* following cases are to do cases */
2381 case IO_UNDERFLOW:
2382 /* SATA Completion with error */
2383 pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW param = %d\n", param);
2384 ts->resp = SAS_TASK_COMPLETE;
2385 ts->stat = SAS_DATA_UNDERRUN;
2386 ts->residual = param;
2387 if (pm8001_dev)
2388 atomic_dec(&pm8001_dev->running_req);
2389 break;
2390 case IO_NO_DEVICE:
2391 pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n");
2392 ts->resp = SAS_TASK_UNDELIVERED;
2393 ts->stat = SAS_PHY_DOWN;
2394 if (pm8001_dev)
2395 atomic_dec(&pm8001_dev->running_req);
2396 break;
2397 case IO_XFER_ERROR_BREAK:
2398 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
2399 ts->resp = SAS_TASK_COMPLETE;
2400 ts->stat = SAS_INTERRUPTED;
2401 if (pm8001_dev)
2402 atomic_dec(&pm8001_dev->running_req);
2403 break;
2404 case IO_XFER_ERROR_PHY_NOT_READY:
2405 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n");
2406 ts->resp = SAS_TASK_COMPLETE;
2407 ts->stat = SAS_OPEN_REJECT;
2408 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2409 if (pm8001_dev)
2410 atomic_dec(&pm8001_dev->running_req);
2411 break;
2412 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
2413 pm8001_dbg(pm8001_ha, IO,
2414 "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n");
2415 ts->resp = SAS_TASK_COMPLETE;
2416 ts->stat = SAS_OPEN_REJECT;
2417 ts->open_rej_reason = SAS_OREJ_EPROTO;
2418 if (pm8001_dev)
2419 atomic_dec(&pm8001_dev->running_req);
2420 break;
2421 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
2422 pm8001_dbg(pm8001_ha, IO,
2423 "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
2424 ts->resp = SAS_TASK_COMPLETE;
2425 ts->stat = SAS_OPEN_REJECT;
2426 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2427 if (pm8001_dev)
2428 atomic_dec(&pm8001_dev->running_req);
2429 break;
2430 case IO_OPEN_CNX_ERROR_BREAK:
2431 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
2432 ts->resp = SAS_TASK_COMPLETE;
2433 ts->stat = SAS_OPEN_REJECT;
2434 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
2435 if (pm8001_dev)
2436 atomic_dec(&pm8001_dev->running_req);
2437 break;
2438 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2439 case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
2440 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
2441 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
2442 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
2443 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
2444 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n");
2445 ts->resp = SAS_TASK_COMPLETE;
2446 ts->stat = SAS_DEV_NO_RESPONSE;
2447 if (!t->uldd_task) {
2448 pm8001_handle_event(pm8001_ha,
2449 pm8001_dev,
2450 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2451 ts->resp = SAS_TASK_UNDELIVERED;
2452 ts->stat = SAS_QUEUE_FULL;
2453 spin_unlock_irqrestore(&circularQ->oq_lock,
2454 circularQ->lock_flags);
2455 pm8001_ccb_task_free_done(pm8001_ha, ccb);
2456 spin_lock_irqsave(&circularQ->oq_lock,
2457 circularQ->lock_flags);
2458 return;
2459 }
2460 break;
2461 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
2462 pm8001_dbg(pm8001_ha, IO,
2463 "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n");
2464 ts->resp = SAS_TASK_UNDELIVERED;
2465 ts->stat = SAS_OPEN_REJECT;
2466 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2467 if (!t->uldd_task) {
2468 pm8001_handle_event(pm8001_ha,
2469 pm8001_dev,
2470 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2471 ts->resp = SAS_TASK_UNDELIVERED;
2472 ts->stat = SAS_QUEUE_FULL;
2473 spin_unlock_irqrestore(&circularQ->oq_lock,
2474 circularQ->lock_flags);
2475 pm8001_ccb_task_free_done(pm8001_ha, ccb);
2476 spin_lock_irqsave(&circularQ->oq_lock,
2477 circularQ->lock_flags);
2478 return;
2479 }
2480 break;
2481 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
2482 pm8001_dbg(pm8001_ha, IO,
2483 "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n");
2484 ts->resp = SAS_TASK_COMPLETE;
2485 ts->stat = SAS_OPEN_REJECT;
2486 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2487 if (pm8001_dev)
2488 atomic_dec(&pm8001_dev->running_req);
2489 break;
2490 case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY:
2491 pm8001_dbg(pm8001_ha, IO,
2492 "IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY\n");
2493 ts->resp = SAS_TASK_COMPLETE;
2494 ts->stat = SAS_DEV_NO_RESPONSE;
2495 if (!t->uldd_task) {
2496 pm8001_handle_event(pm8001_ha,
2497 pm8001_dev,
2498 IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY);
2499 ts->resp = SAS_TASK_UNDELIVERED;
2500 ts->stat = SAS_QUEUE_FULL;
2501 spin_unlock_irqrestore(&circularQ->oq_lock,
2502 circularQ->lock_flags);
2503 pm8001_ccb_task_free_done(pm8001_ha, ccb);
2504 spin_lock_irqsave(&circularQ->oq_lock,
2505 circularQ->lock_flags);
2506 return;
2507 }
2508 break;
2509 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
2510 pm8001_dbg(pm8001_ha, IO,
2511 "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n");
2512 ts->resp = SAS_TASK_COMPLETE;
2513 ts->stat = SAS_OPEN_REJECT;
2514 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2515 if (pm8001_dev)
2516 atomic_dec(&pm8001_dev->running_req);
2517 break;
2518 case IO_XFER_ERROR_NAK_RECEIVED:
2519 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n");
2520 ts->resp = SAS_TASK_COMPLETE;
2521 ts->stat = SAS_NAK_R_ERR;
2522 if (pm8001_dev)
2523 atomic_dec(&pm8001_dev->running_req);
2524 break;
2525 case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
2526 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n");
2527 ts->resp = SAS_TASK_COMPLETE;
2528 ts->stat = SAS_NAK_R_ERR;
2529 if (pm8001_dev)
2530 atomic_dec(&pm8001_dev->running_req);
2531 break;
2532 case IO_XFER_ERROR_DMA:
2533 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_DMA\n");
2534 ts->resp = SAS_TASK_COMPLETE;
2535 ts->stat = SAS_ABORTED_TASK;
2536 if (pm8001_dev)
2537 atomic_dec(&pm8001_dev->running_req);
2538 break;
2539 case IO_XFER_ERROR_SATA_LINK_TIMEOUT:
2540 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_SATA_LINK_TIMEOUT\n");
2541 ts->resp = SAS_TASK_UNDELIVERED;
2542 ts->stat = SAS_DEV_NO_RESPONSE;
2543 if (pm8001_dev)
2544 atomic_dec(&pm8001_dev->running_req);
2545 break;
2546 case IO_XFER_ERROR_REJECTED_NCQ_MODE:
2547 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_REJECTED_NCQ_MODE\n");
2548 ts->resp = SAS_TASK_COMPLETE;
2549 ts->stat = SAS_DATA_UNDERRUN;
2550 if (pm8001_dev)
2551 atomic_dec(&pm8001_dev->running_req);
2552 break;
2553 case IO_XFER_OPEN_RETRY_TIMEOUT:
2554 pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
2555 ts->resp = SAS_TASK_COMPLETE;
2556 ts->stat = SAS_OPEN_TO;
2557 if (pm8001_dev)
2558 atomic_dec(&pm8001_dev->running_req);
2559 break;
2560 case IO_PORT_IN_RESET:
2561 pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n");
2562 ts->resp = SAS_TASK_COMPLETE;
2563 ts->stat = SAS_DEV_NO_RESPONSE;
2564 if (pm8001_dev)
2565 atomic_dec(&pm8001_dev->running_req);
2566 break;
2567 case IO_DS_NON_OPERATIONAL:
2568 pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n");
2569 ts->resp = SAS_TASK_COMPLETE;
2570 ts->stat = SAS_DEV_NO_RESPONSE;
2571 if (!t->uldd_task) {
2572 pm8001_handle_event(pm8001_ha, pm8001_dev,
2573 IO_DS_NON_OPERATIONAL);
2574 ts->resp = SAS_TASK_UNDELIVERED;
2575 ts->stat = SAS_QUEUE_FULL;
2576 spin_unlock_irqrestore(&circularQ->oq_lock,
2577 circularQ->lock_flags);
2578 pm8001_ccb_task_free_done(pm8001_ha, ccb);
2579 spin_lock_irqsave(&circularQ->oq_lock,
2580 circularQ->lock_flags);
2581 return;
2582 }
2583 break;
2584 case IO_DS_IN_RECOVERY:
2585 pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n");
2586 ts->resp = SAS_TASK_COMPLETE;
2587 ts->stat = SAS_DEV_NO_RESPONSE;
2588 if (pm8001_dev)
2589 atomic_dec(&pm8001_dev->running_req);
2590 break;
2591 case IO_DS_IN_ERROR:
2592 pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_ERROR\n");
2593 ts->resp = SAS_TASK_COMPLETE;
2594 ts->stat = SAS_DEV_NO_RESPONSE;
2595 if (!t->uldd_task) {
2596 pm8001_handle_event(pm8001_ha, pm8001_dev,
2597 IO_DS_IN_ERROR);
2598 ts->resp = SAS_TASK_UNDELIVERED;
2599 ts->stat = SAS_QUEUE_FULL;
2600 spin_unlock_irqrestore(&circularQ->oq_lock,
2601 circularQ->lock_flags);
2602 pm8001_ccb_task_free_done(pm8001_ha, ccb);
2603 spin_lock_irqsave(&circularQ->oq_lock,
2604 circularQ->lock_flags);
2605 return;
2606 }
2607 break;
2608 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
2609 pm8001_dbg(pm8001_ha, IO,
2610 "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n");
2611 ts->resp = SAS_TASK_COMPLETE;
2612 ts->stat = SAS_OPEN_REJECT;
2613 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2614 if (pm8001_dev)
2615 atomic_dec(&pm8001_dev->running_req);
2616 break;
2617 default:
2618 pm8001_dbg(pm8001_ha, DEVIO,
2619 "Unknown status device_id %u status 0x%x tag %d\n",
2620 pm8001_dev->device_id, status, tag);
2621 /* not allowed case. Therefore, return failed status */
2622 ts->resp = SAS_TASK_COMPLETE;
2623 ts->stat = SAS_DEV_NO_RESPONSE;
2624 if (pm8001_dev)
2625 atomic_dec(&pm8001_dev->running_req);
2626 break;
2627 }
2628 spin_lock_irqsave(&t->task_state_lock, flags);
2629 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
2630 t->task_state_flags |= SAS_TASK_STATE_DONE;
2631 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
2632 spin_unlock_irqrestore(&t->task_state_lock, flags);
2633 pm8001_dbg(pm8001_ha, FAIL,
2634 "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n",
2635 t, status, ts->resp, ts->stat);
2636 pm8001_ccb_task_free(pm8001_ha, ccb);
2637 if (t->slow_task)
2638 complete(&t->slow_task->completion);
2639 } else {
2640 spin_unlock_irqrestore(&t->task_state_lock, flags);
2641 spin_unlock_irqrestore(&circularQ->oq_lock,
2642 circularQ->lock_flags);
2643 pm8001_ccb_task_free_done(pm8001_ha, ccb);
2644 spin_lock_irqsave(&circularQ->oq_lock,
2645 circularQ->lock_flags);
2646 }
2647}
2648
2649/*See the comments for mpi_ssp_completion */
2650static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha,
2651 struct outbound_queue_table *circularQ, void *piomb)
2652{
2653 struct sas_task *t;
2654 struct task_status_struct *ts;
2655 struct pm8001_ccb_info *ccb;
2656 struct pm8001_device *pm8001_dev;
2657 struct sata_event_resp *psataPayload =
2658 (struct sata_event_resp *)(piomb + 4);
2659 u32 event = le32_to_cpu(psataPayload->event);
2660 u32 tag = le32_to_cpu(psataPayload->tag);
2661 u32 port_id = le32_to_cpu(psataPayload->port_id);
2662 u32 dev_id = le32_to_cpu(psataPayload->device_id);
2663
2664 if (event)
2665 pm8001_dbg(pm8001_ha, FAIL, "SATA EVENT 0x%x\n", event);
2666
2667 /* Check if this is NCQ error */
2668 if (event == IO_XFER_ERROR_ABORTED_NCQ_MODE) {
2669 /* find device using device id */
2670 pm8001_dev = pm8001_find_dev(pm8001_ha, dev_id);
2671 /* send read log extension by aborting the link - libata does what we want */
2672 if (pm8001_dev)
2673 pm8001_handle_event(pm8001_ha,
2674 pm8001_dev,
2675 IO_XFER_ERROR_ABORTED_NCQ_MODE);
2676 return;
2677 }
2678
2679 ccb = &pm8001_ha->ccb_info[tag];
2680 t = ccb->task;
2681 pm8001_dev = ccb->device;
2682 if (unlikely(!t)) {
2683 pm8001_dbg(pm8001_ha, FAIL, "task null, freeing CCB tag %d\n",
2684 ccb->ccb_tag);
2685 pm8001_ccb_free(pm8001_ha, ccb);
2686 return;
2687 }
2688
2689 if (unlikely(!t->lldd_task || !t->dev))
2690 return;
2691
2692 ts = &t->task_status;
2693 pm8001_dbg(pm8001_ha, IOERR, "port_id:0x%x, tag:0x%x, event:0x%x\n",
2694 port_id, tag, event);
2695 switch (event) {
2696 case IO_OVERFLOW:
2697 pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n");
2698 ts->resp = SAS_TASK_COMPLETE;
2699 ts->stat = SAS_DATA_OVERRUN;
2700 ts->residual = 0;
2701 break;
2702 case IO_XFER_ERROR_BREAK:
2703 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
2704 ts->resp = SAS_TASK_COMPLETE;
2705 ts->stat = SAS_INTERRUPTED;
2706 break;
2707 case IO_XFER_ERROR_PHY_NOT_READY:
2708 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n");
2709 ts->resp = SAS_TASK_COMPLETE;
2710 ts->stat = SAS_OPEN_REJECT;
2711 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
2712 break;
2713 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
2714 pm8001_dbg(pm8001_ha, IO,
2715 "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n");
2716 ts->resp = SAS_TASK_COMPLETE;
2717 ts->stat = SAS_OPEN_REJECT;
2718 ts->open_rej_reason = SAS_OREJ_EPROTO;
2719 break;
2720 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
2721 pm8001_dbg(pm8001_ha, IO,
2722 "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
2723 ts->resp = SAS_TASK_COMPLETE;
2724 ts->stat = SAS_OPEN_REJECT;
2725 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2726 break;
2727 case IO_OPEN_CNX_ERROR_BREAK:
2728 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
2729 ts->resp = SAS_TASK_COMPLETE;
2730 ts->stat = SAS_OPEN_REJECT;
2731 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
2732 break;
2733 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2734 case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
2735 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
2736 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
2737 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
2738 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
2739 pm8001_dbg(pm8001_ha, FAIL,
2740 "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n");
2741 ts->resp = SAS_TASK_UNDELIVERED;
2742 ts->stat = SAS_DEV_NO_RESPONSE;
2743 if (!t->uldd_task) {
2744 pm8001_handle_event(pm8001_ha,
2745 pm8001_dev,
2746 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2747 ts->resp = SAS_TASK_COMPLETE;
2748 ts->stat = SAS_QUEUE_FULL;
2749 return;
2750 }
2751 break;
2752 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
2753 pm8001_dbg(pm8001_ha, IO,
2754 "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n");
2755 ts->resp = SAS_TASK_UNDELIVERED;
2756 ts->stat = SAS_OPEN_REJECT;
2757 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2758 break;
2759 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
2760 pm8001_dbg(pm8001_ha, IO,
2761 "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n");
2762 ts->resp = SAS_TASK_COMPLETE;
2763 ts->stat = SAS_OPEN_REJECT;
2764 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2765 break;
2766 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
2767 pm8001_dbg(pm8001_ha, IO,
2768 "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n");
2769 ts->resp = SAS_TASK_COMPLETE;
2770 ts->stat = SAS_OPEN_REJECT;
2771 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2772 break;
2773 case IO_XFER_ERROR_NAK_RECEIVED:
2774 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n");
2775 ts->resp = SAS_TASK_COMPLETE;
2776 ts->stat = SAS_NAK_R_ERR;
2777 break;
2778 case IO_XFER_ERROR_PEER_ABORTED:
2779 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PEER_ABORTED\n");
2780 ts->resp = SAS_TASK_COMPLETE;
2781 ts->stat = SAS_NAK_R_ERR;
2782 break;
2783 case IO_XFER_ERROR_REJECTED_NCQ_MODE:
2784 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_REJECTED_NCQ_MODE\n");
2785 ts->resp = SAS_TASK_COMPLETE;
2786 ts->stat = SAS_DATA_UNDERRUN;
2787 break;
2788 case IO_XFER_OPEN_RETRY_TIMEOUT:
2789 pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
2790 ts->resp = SAS_TASK_COMPLETE;
2791 ts->stat = SAS_OPEN_TO;
2792 break;
2793 case IO_XFER_ERROR_UNEXPECTED_PHASE:
2794 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_UNEXPECTED_PHASE\n");
2795 ts->resp = SAS_TASK_COMPLETE;
2796 ts->stat = SAS_OPEN_TO;
2797 break;
2798 case IO_XFER_ERROR_XFER_RDY_OVERRUN:
2799 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_XFER_RDY_OVERRUN\n");
2800 ts->resp = SAS_TASK_COMPLETE;
2801 ts->stat = SAS_OPEN_TO;
2802 break;
2803 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
2804 pm8001_dbg(pm8001_ha, IO,
2805 "IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n");
2806 ts->resp = SAS_TASK_COMPLETE;
2807 ts->stat = SAS_OPEN_TO;
2808 break;
2809 case IO_XFER_ERROR_OFFSET_MISMATCH:
2810 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n");
2811 ts->resp = SAS_TASK_COMPLETE;
2812 ts->stat = SAS_OPEN_TO;
2813 break;
2814 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
2815 pm8001_dbg(pm8001_ha, IO,
2816 "IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n");
2817 ts->resp = SAS_TASK_COMPLETE;
2818 ts->stat = SAS_OPEN_TO;
2819 break;
2820 case IO_XFER_CMD_FRAME_ISSUED:
2821 pm8001_dbg(pm8001_ha, IO, "IO_XFER_CMD_FRAME_ISSUED\n");
2822 break;
2823 case IO_XFER_PIO_SETUP_ERROR:
2824 pm8001_dbg(pm8001_ha, IO, "IO_XFER_PIO_SETUP_ERROR\n");
2825 ts->resp = SAS_TASK_COMPLETE;
2826 ts->stat = SAS_OPEN_TO;
2827 break;
2828 case IO_XFER_ERROR_INTERNAL_CRC_ERROR:
2829 pm8001_dbg(pm8001_ha, FAIL,
2830 "IO_XFR_ERROR_INTERNAL_CRC_ERROR\n");
2831 /* TBC: used default set values */
2832 ts->resp = SAS_TASK_COMPLETE;
2833 ts->stat = SAS_OPEN_TO;
2834 break;
2835 case IO_XFER_DMA_ACTIVATE_TIMEOUT:
2836 pm8001_dbg(pm8001_ha, FAIL, "IO_XFR_DMA_ACTIVATE_TIMEOUT\n");
2837 /* TBC: used default set values */
2838 ts->resp = SAS_TASK_COMPLETE;
2839 ts->stat = SAS_OPEN_TO;
2840 break;
2841 default:
2842 pm8001_dbg(pm8001_ha, IO, "Unknown status 0x%x\n", event);
2843 /* not allowed case. Therefore, return failed status */
2844 ts->resp = SAS_TASK_COMPLETE;
2845 ts->stat = SAS_OPEN_TO;
2846 break;
2847 }
2848}
2849
2850/*See the comments for mpi_ssp_completion */
2851static void
2852mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
2853{
2854 u32 param, i;
2855 struct sas_task *t;
2856 struct pm8001_ccb_info *ccb;
2857 unsigned long flags;
2858 u32 status;
2859 u32 tag;
2860 struct smp_completion_resp *psmpPayload;
2861 struct task_status_struct *ts;
2862 struct pm8001_device *pm8001_dev;
2863
2864 psmpPayload = (struct smp_completion_resp *)(piomb + 4);
2865 status = le32_to_cpu(psmpPayload->status);
2866 tag = le32_to_cpu(psmpPayload->tag);
2867
2868 ccb = &pm8001_ha->ccb_info[tag];
2869 param = le32_to_cpu(psmpPayload->param);
2870 t = ccb->task;
2871 ts = &t->task_status;
2872 pm8001_dev = ccb->device;
2873 if (status)
2874 pm8001_dbg(pm8001_ha, FAIL, "smp IO status 0x%x\n", status);
2875 if (unlikely(!t || !t->lldd_task || !t->dev))
2876 return;
2877
2878 pm8001_dbg(pm8001_ha, DEV, "tag::0x%x status::0x%x\n", tag, status);
2879
2880 switch (status) {
2881
2882 case IO_SUCCESS:
2883 pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS\n");
2884 ts->resp = SAS_TASK_COMPLETE;
2885 ts->stat = SAS_SAM_STAT_GOOD;
2886 if (pm8001_dev)
2887 atomic_dec(&pm8001_dev->running_req);
2888 if (pm8001_ha->smp_exp_mode == SMP_DIRECT) {
2889 struct scatterlist *sg_resp = &t->smp_task.smp_resp;
2890 u8 *payload;
2891 void *to;
2892
2893 pm8001_dbg(pm8001_ha, IO,
2894 "DIRECT RESPONSE Length:%d\n",
2895 param);
2896 to = kmap_atomic(sg_page(sg_resp));
2897 payload = to + sg_resp->offset;
2898 for (i = 0; i < param; i++) {
2899 *(payload + i) = psmpPayload->_r_a[i];
2900 pm8001_dbg(pm8001_ha, IO,
2901 "SMP Byte%d DMA data 0x%x psmp 0x%x\n",
2902 i, *(payload + i),
2903 psmpPayload->_r_a[i]);
2904 }
2905 kunmap_atomic(to);
2906 }
2907 break;
2908 case IO_ABORTED:
2909 pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB\n");
2910 ts->resp = SAS_TASK_COMPLETE;
2911 ts->stat = SAS_ABORTED_TASK;
2912 if (pm8001_dev)
2913 atomic_dec(&pm8001_dev->running_req);
2914 break;
2915 case IO_OVERFLOW:
2916 pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n");
2917 ts->resp = SAS_TASK_COMPLETE;
2918 ts->stat = SAS_DATA_OVERRUN;
2919 ts->residual = 0;
2920 if (pm8001_dev)
2921 atomic_dec(&pm8001_dev->running_req);
2922 break;
2923 case IO_NO_DEVICE:
2924 pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n");
2925 ts->resp = SAS_TASK_COMPLETE;
2926 ts->stat = SAS_PHY_DOWN;
2927 break;
2928 case IO_ERROR_HW_TIMEOUT:
2929 pm8001_dbg(pm8001_ha, IO, "IO_ERROR_HW_TIMEOUT\n");
2930 ts->resp = SAS_TASK_COMPLETE;
2931 ts->stat = SAS_SAM_STAT_BUSY;
2932 break;
2933 case IO_XFER_ERROR_BREAK:
2934 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
2935 ts->resp = SAS_TASK_COMPLETE;
2936 ts->stat = SAS_SAM_STAT_BUSY;
2937 break;
2938 case IO_XFER_ERROR_PHY_NOT_READY:
2939 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n");
2940 ts->resp = SAS_TASK_COMPLETE;
2941 ts->stat = SAS_SAM_STAT_BUSY;
2942 break;
2943 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
2944 pm8001_dbg(pm8001_ha, IO,
2945 "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n");
2946 ts->resp = SAS_TASK_COMPLETE;
2947 ts->stat = SAS_OPEN_REJECT;
2948 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2949 break;
2950 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
2951 pm8001_dbg(pm8001_ha, IO,
2952 "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
2953 ts->resp = SAS_TASK_COMPLETE;
2954 ts->stat = SAS_OPEN_REJECT;
2955 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2956 break;
2957 case IO_OPEN_CNX_ERROR_BREAK:
2958 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
2959 ts->resp = SAS_TASK_COMPLETE;
2960 ts->stat = SAS_OPEN_REJECT;
2961 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
2962 break;
2963 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
2964 case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
2965 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
2966 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
2967 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
2968 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
2969 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n");
2970 ts->resp = SAS_TASK_COMPLETE;
2971 ts->stat = SAS_OPEN_REJECT;
2972 ts->open_rej_reason = SAS_OREJ_UNKNOWN;
2973 pm8001_handle_event(pm8001_ha,
2974 pm8001_dev,
2975 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
2976 break;
2977 case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
2978 pm8001_dbg(pm8001_ha, IO,
2979 "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n");
2980 ts->resp = SAS_TASK_COMPLETE;
2981 ts->stat = SAS_OPEN_REJECT;
2982 ts->open_rej_reason = SAS_OREJ_BAD_DEST;
2983 break;
2984 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
2985 pm8001_dbg(pm8001_ha, IO,
2986 "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n");
2987 ts->resp = SAS_TASK_COMPLETE;
2988 ts->stat = SAS_OPEN_REJECT;
2989 ts->open_rej_reason = SAS_OREJ_CONN_RATE;
2990 break;
2991 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
2992 pm8001_dbg(pm8001_ha, IO,
2993 "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n");
2994 ts->resp = SAS_TASK_COMPLETE;
2995 ts->stat = SAS_OPEN_REJECT;
2996 ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
2997 break;
2998 case IO_XFER_ERROR_RX_FRAME:
2999 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_RX_FRAME\n");
3000 ts->resp = SAS_TASK_COMPLETE;
3001 ts->stat = SAS_DEV_NO_RESPONSE;
3002 break;
3003 case IO_XFER_OPEN_RETRY_TIMEOUT:
3004 pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
3005 ts->resp = SAS_TASK_COMPLETE;
3006 ts->stat = SAS_OPEN_REJECT;
3007 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
3008 break;
3009 case IO_ERROR_INTERNAL_SMP_RESOURCE:
3010 pm8001_dbg(pm8001_ha, IO, "IO_ERROR_INTERNAL_SMP_RESOURCE\n");
3011 ts->resp = SAS_TASK_COMPLETE;
3012 ts->stat = SAS_QUEUE_FULL;
3013 break;
3014 case IO_PORT_IN_RESET:
3015 pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n");
3016 ts->resp = SAS_TASK_COMPLETE;
3017 ts->stat = SAS_OPEN_REJECT;
3018 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
3019 break;
3020 case IO_DS_NON_OPERATIONAL:
3021 pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n");
3022 ts->resp = SAS_TASK_COMPLETE;
3023 ts->stat = SAS_DEV_NO_RESPONSE;
3024 break;
3025 case IO_DS_IN_RECOVERY:
3026 pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n");
3027 ts->resp = SAS_TASK_COMPLETE;
3028 ts->stat = SAS_OPEN_REJECT;
3029 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
3030 break;
3031 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
3032 pm8001_dbg(pm8001_ha, IO,
3033 "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n");
3034 ts->resp = SAS_TASK_COMPLETE;
3035 ts->stat = SAS_OPEN_REJECT;
3036 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
3037 break;
3038 default:
3039 pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status);
3040 ts->resp = SAS_TASK_COMPLETE;
3041 ts->stat = SAS_DEV_NO_RESPONSE;
3042 /* not allowed case. Therefore, return failed status */
3043 break;
3044 }
3045 spin_lock_irqsave(&t->task_state_lock, flags);
3046 t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
3047 t->task_state_flags |= SAS_TASK_STATE_DONE;
3048 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
3049 spin_unlock_irqrestore(&t->task_state_lock, flags);
3050 pm8001_dbg(pm8001_ha, FAIL,
3051 "task 0x%p done with io_status 0x%x resp 0x%xstat 0x%x but aborted by upper layer!\n",
3052 t, status, ts->resp, ts->stat);
3053 pm8001_ccb_task_free(pm8001_ha, ccb);
3054 } else {
3055 spin_unlock_irqrestore(&t->task_state_lock, flags);
3056 pm8001_ccb_task_free(pm8001_ha, ccb);
3057 mb();/* in order to force CPU ordering */
3058 t->task_done(t);
3059 }
3060}
3061
3062/**
3063 * pm80xx_hw_event_ack_req- For PM8001, some events need to acknowledge to FW.
3064 * @pm8001_ha: our hba card information
3065 * @Qnum: the outbound queue message number.
3066 * @SEA: source of event to ack
3067 * @port_id: port id.
3068 * @phyId: phy id.
3069 * @param0: parameter 0.
3070 * @param1: parameter 1.
3071 */
3072static void pm80xx_hw_event_ack_req(struct pm8001_hba_info *pm8001_ha,
3073 u32 Qnum, u32 SEA, u32 port_id, u32 phyId, u32 param0, u32 param1)
3074{
3075 struct hw_event_ack_req payload;
3076 u32 opc = OPC_INB_SAS_HW_EVENT_ACK;
3077
3078 memset((u8 *)&payload, 0, sizeof(payload));
3079 payload.tag = cpu_to_le32(1);
3080 payload.phyid_sea_portid = cpu_to_le32(((SEA & 0xFFFF) << 8) |
3081 ((phyId & 0xFF) << 24) | (port_id & 0xFF));
3082 payload.param0 = cpu_to_le32(param0);
3083 payload.param1 = cpu_to_le32(param1);
3084
3085 pm8001_mpi_build_cmd(pm8001_ha, Qnum, opc, &payload,
3086 sizeof(payload), 0);
3087}
3088
3089static int pm80xx_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
3090 u32 phyId, u32 phy_op);
3091
3092static void hw_event_port_recover(struct pm8001_hba_info *pm8001_ha,
3093 void *piomb)
3094{
3095 struct hw_event_resp *pPayload = (struct hw_event_resp *)(piomb + 4);
3096 u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
3097 u8 phy_id = (u8)((phyid_npip_portstate & 0xFF0000) >> 16);
3098 u32 lr_status_evt_portid =
3099 le32_to_cpu(pPayload->lr_status_evt_portid);
3100 u8 deviceType = pPayload->sas_identify.dev_type;
3101 u8 link_rate = (u8)((lr_status_evt_portid & 0xF0000000) >> 28);
3102 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3103 u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
3104 struct pm8001_port *port = &pm8001_ha->port[port_id];
3105
3106 if (deviceType == SAS_END_DEVICE) {
3107 pm80xx_chip_phy_ctl_req(pm8001_ha, phy_id,
3108 PHY_NOTIFY_ENABLE_SPINUP);
3109 }
3110
3111 port->wide_port_phymap |= (1U << phy_id);
3112 pm8001_get_lrate_mode(phy, link_rate);
3113 phy->sas_phy.oob_mode = SAS_OOB_MODE;
3114 phy->phy_state = PHY_STATE_LINK_UP_SPCV;
3115 phy->phy_attached = 1;
3116}
3117
3118/**
3119 * hw_event_sas_phy_up - FW tells me a SAS phy up event.
3120 * @pm8001_ha: our hba card information
3121 * @piomb: IO message buffer
3122 */
3123static void
3124hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
3125{
3126 struct hw_event_resp *pPayload =
3127 (struct hw_event_resp *)(piomb + 4);
3128 u32 lr_status_evt_portid =
3129 le32_to_cpu(pPayload->lr_status_evt_portid);
3130 u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
3131
3132 u8 link_rate =
3133 (u8)((lr_status_evt_portid & 0xF0000000) >> 28);
3134 u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
3135 u8 phy_id =
3136 (u8)((phyid_npip_portstate & 0xFF0000) >> 16);
3137 u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F);
3138
3139 struct pm8001_port *port = &pm8001_ha->port[port_id];
3140 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3141 unsigned long flags;
3142 u8 deviceType = pPayload->sas_identify.dev_type;
3143 phy->port = port;
3144 port->port_id = port_id;
3145 port->port_state = portstate;
3146 port->wide_port_phymap |= (1U << phy_id);
3147 phy->phy_state = PHY_STATE_LINK_UP_SPCV;
3148 pm8001_dbg(pm8001_ha, MSG,
3149 "portid:%d; phyid:%d; linkrate:%d; portstate:%x; devicetype:%x\n",
3150 port_id, phy_id, link_rate, portstate, deviceType);
3151
3152 switch (deviceType) {
3153 case SAS_PHY_UNUSED:
3154 pm8001_dbg(pm8001_ha, MSG, "device type no device.\n");
3155 break;
3156 case SAS_END_DEVICE:
3157 pm8001_dbg(pm8001_ha, MSG, "end device.\n");
3158 pm80xx_chip_phy_ctl_req(pm8001_ha, phy_id,
3159 PHY_NOTIFY_ENABLE_SPINUP);
3160 port->port_attached = 1;
3161 pm8001_get_lrate_mode(phy, link_rate);
3162 break;
3163 case SAS_EDGE_EXPANDER_DEVICE:
3164 pm8001_dbg(pm8001_ha, MSG, "expander device.\n");
3165 port->port_attached = 1;
3166 pm8001_get_lrate_mode(phy, link_rate);
3167 break;
3168 case SAS_FANOUT_EXPANDER_DEVICE:
3169 pm8001_dbg(pm8001_ha, MSG, "fanout expander device.\n");
3170 port->port_attached = 1;
3171 pm8001_get_lrate_mode(phy, link_rate);
3172 break;
3173 default:
3174 pm8001_dbg(pm8001_ha, DEVIO, "unknown device type(%x)\n",
3175 deviceType);
3176 break;
3177 }
3178 phy->phy_type |= PORT_TYPE_SAS;
3179 phy->identify.device_type = deviceType;
3180 phy->phy_attached = 1;
3181 if (phy->identify.device_type == SAS_END_DEVICE)
3182 phy->identify.target_port_protocols = SAS_PROTOCOL_SSP;
3183 else if (phy->identify.device_type != SAS_PHY_UNUSED)
3184 phy->identify.target_port_protocols = SAS_PROTOCOL_SMP;
3185 phy->sas_phy.oob_mode = SAS_OOB_MODE;
3186 sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE, GFP_ATOMIC);
3187 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
3188 memcpy(phy->frame_rcvd, &pPayload->sas_identify,
3189 sizeof(struct sas_identify_frame)-4);
3190 phy->frame_rcvd_size = sizeof(struct sas_identify_frame) - 4;
3191 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
3192 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
3193 if (pm8001_ha->flags == PM8001F_RUN_TIME)
3194 mdelay(200); /* delay a moment to wait for disk to spin up */
3195 pm8001_bytes_dmaed(pm8001_ha, phy_id);
3196}
3197
3198/**
3199 * hw_event_sata_phy_up - FW tells me a SATA phy up event.
3200 * @pm8001_ha: our hba card information
3201 * @piomb: IO message buffer
3202 */
3203static void
3204hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
3205{
3206 struct hw_event_resp *pPayload =
3207 (struct hw_event_resp *)(piomb + 4);
3208 u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
3209 u32 lr_status_evt_portid =
3210 le32_to_cpu(pPayload->lr_status_evt_portid);
3211 u8 link_rate =
3212 (u8)((lr_status_evt_portid & 0xF0000000) >> 28);
3213 u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
3214 u8 phy_id =
3215 (u8)((phyid_npip_portstate & 0xFF0000) >> 16);
3216
3217 u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F);
3218
3219 struct pm8001_port *port = &pm8001_ha->port[port_id];
3220 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3221 unsigned long flags;
3222 pm8001_dbg(pm8001_ha, EVENT,
3223 "HW_EVENT_SATA_PHY_UP phyid:%#x port_id:%#x link_rate:%d portstate:%#x\n",
3224 phy_id, port_id, link_rate, portstate);
3225
3226 phy->port = port;
3227 port->port_id = port_id;
3228 port->port_state = portstate;
3229 phy->phy_state = PHY_STATE_LINK_UP_SPCV;
3230 port->port_attached = 1;
3231 pm8001_get_lrate_mode(phy, link_rate);
3232 phy->phy_type |= PORT_TYPE_SATA;
3233 phy->phy_attached = 1;
3234 phy->sas_phy.oob_mode = SATA_OOB_MODE;
3235 sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE, GFP_ATOMIC);
3236 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
3237 memcpy(phy->frame_rcvd, ((u8 *)&pPayload->sata_fis - 4),
3238 sizeof(struct dev_to_host_fis));
3239 phy->frame_rcvd_size = sizeof(struct dev_to_host_fis);
3240 phy->identify.target_port_protocols = SAS_PROTOCOL_SATA;
3241 phy->identify.device_type = SAS_SATA_DEV;
3242 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
3243 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
3244 pm8001_bytes_dmaed(pm8001_ha, phy_id);
3245}
3246
3247/**
3248 * hw_event_phy_down - we should notify the libsas the phy is down.
3249 * @pm8001_ha: our hba card information
3250 * @piomb: IO message buffer
3251 */
3252static void
3253hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb)
3254{
3255 struct hw_event_resp *pPayload =
3256 (struct hw_event_resp *)(piomb + 4);
3257
3258 u32 lr_status_evt_portid =
3259 le32_to_cpu(pPayload->lr_status_evt_portid);
3260 u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
3261 u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
3262 u8 phy_id =
3263 (u8)((phyid_npip_portstate & 0xFF0000) >> 16);
3264 u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F);
3265
3266 struct pm8001_port *port = &pm8001_ha->port[port_id];
3267 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3268 u32 port_sata = (phy->phy_type & PORT_TYPE_SATA);
3269 port->port_state = portstate;
3270 phy->identify.device_type = 0;
3271 phy->phy_attached = 0;
3272 switch (portstate) {
3273 case PORT_VALID:
3274 pm8001_dbg(pm8001_ha, EVENT,
3275 "HW_EVENT_PHY_DOWN phyid:%#x port_id:%#x portstate: PORT_VALID\n",
3276 phy_id, port_id);
3277 break;
3278 case PORT_INVALID:
3279 pm8001_dbg(pm8001_ha, EVENT,
3280 "HW_EVENT_PHY_DOWN phyid:%#x port_id:%#x portstate: PORT_INVALID\n",
3281 phy_id, port_id);
3282 pm8001_dbg(pm8001_ha, MSG,
3283 " Last phy Down and port invalid\n");
3284 if (port_sata) {
3285 phy->phy_type = 0;
3286 port->port_attached = 0;
3287 pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
3288 port_id, phy_id, 0, 0);
3289 }
3290 sas_phy_disconnected(&phy->sas_phy);
3291 break;
3292 case PORT_IN_RESET:
3293 pm8001_dbg(pm8001_ha, EVENT,
3294 "HW_EVENT_PHY_DOWN phyid:%#x port_id:%#x portstate: PORT_IN_RESET\n",
3295 phy_id, port_id);
3296 break;
3297 case PORT_NOT_ESTABLISHED:
3298 pm8001_dbg(pm8001_ha, EVENT,
3299 "HW_EVENT_PHY_DOWN phyid:%#x port_id:%#x portstate: PORT_NOT_ESTABLISHED\n",
3300 phy_id, port_id);
3301 port->port_attached = 0;
3302 break;
3303 case PORT_LOSTCOMM:
3304 pm8001_dbg(pm8001_ha, EVENT,
3305 "HW_EVENT_PHY_DOWN phyid:%#x port_id:%#x portstate: PORT_LOSTCOMM\n",
3306 phy_id, port_id);
3307 pm8001_dbg(pm8001_ha, MSG, " Last phy Down and port invalid\n");
3308 if (port_sata) {
3309 port->port_attached = 0;
3310 phy->phy_type = 0;
3311 pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
3312 port_id, phy_id, 0, 0);
3313 }
3314 sas_phy_disconnected(&phy->sas_phy);
3315 break;
3316 default:
3317 port->port_attached = 0;
3318 pm8001_dbg(pm8001_ha, EVENT,
3319 "HW_EVENT_PHY_DOWN phyid:%#x port_id:%#x portstate:%#x\n",
3320 phy_id, port_id, portstate);
3321 break;
3322
3323 }
3324 if (port_sata && (portstate != PORT_IN_RESET))
3325 sas_notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL,
3326 GFP_ATOMIC);
3327}
3328
3329static int mpi_phy_start_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3330{
3331 struct phy_start_resp *pPayload =
3332 (struct phy_start_resp *)(piomb + 4);
3333 u32 status =
3334 le32_to_cpu(pPayload->status);
3335 u32 phy_id =
3336 le32_to_cpu(pPayload->phyid) & 0xFF;
3337 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3338
3339 pm8001_dbg(pm8001_ha, INIT,
3340 "phy start resp status:0x%x, phyid:0x%x\n",
3341 status, phy_id);
3342 if (status == 0)
3343 phy->phy_state = PHY_LINK_DOWN;
3344
3345 if (pm8001_ha->flags == PM8001F_RUN_TIME &&
3346 phy->enable_completion != NULL) {
3347 complete(phy->enable_completion);
3348 phy->enable_completion = NULL;
3349 }
3350 return 0;
3351
3352}
3353
3354/**
3355 * mpi_thermal_hw_event - a thermal hw event has come.
3356 * @pm8001_ha: our hba card information
3357 * @piomb: IO message buffer
3358 */
3359static int mpi_thermal_hw_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
3360{
3361 struct thermal_hw_event *pPayload =
3362 (struct thermal_hw_event *)(piomb + 4);
3363
3364 u32 thermal_event = le32_to_cpu(pPayload->thermal_event);
3365 u32 rht_lht = le32_to_cpu(pPayload->rht_lht);
3366
3367 if (thermal_event & 0x40) {
3368 pm8001_dbg(pm8001_ha, IO,
3369 "Thermal Event: Local high temperature violated!\n");
3370 pm8001_dbg(pm8001_ha, IO,
3371 "Thermal Event: Measured local high temperature %d\n",
3372 ((rht_lht & 0xFF00) >> 8));
3373 }
3374 if (thermal_event & 0x10) {
3375 pm8001_dbg(pm8001_ha, IO,
3376 "Thermal Event: Remote high temperature violated!\n");
3377 pm8001_dbg(pm8001_ha, IO,
3378 "Thermal Event: Measured remote high temperature %d\n",
3379 ((rht_lht & 0xFF000000) >> 24));
3380 }
3381 return 0;
3382}
3383
3384/**
3385 * mpi_hw_event - The hw event has come.
3386 * @pm8001_ha: our hba card information
3387 * @piomb: IO message buffer
3388 */
3389static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
3390{
3391 unsigned long flags, i;
3392 struct hw_event_resp *pPayload =
3393 (struct hw_event_resp *)(piomb + 4);
3394 u32 lr_status_evt_portid =
3395 le32_to_cpu(pPayload->lr_status_evt_portid);
3396 u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
3397 u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
3398 u8 phy_id =
3399 (u8)((phyid_npip_portstate & 0xFF0000) >> 16);
3400 u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F);
3401 u16 eventType =
3402 (u16)((lr_status_evt_portid & 0x00FFFF00) >> 8);
3403 u8 status =
3404 (u8)((lr_status_evt_portid & 0x0F000000) >> 24);
3405 struct sas_ha_struct *sas_ha = pm8001_ha->sas;
3406 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
3407 struct pm8001_port *port = &pm8001_ha->port[port_id];
3408 struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id];
3409 pm8001_dbg(pm8001_ha, DEV,
3410 "portid:%d phyid:%d event:0x%x status:0x%x\n",
3411 port_id, phy_id, eventType, status);
3412
3413 switch (eventType) {
3414
3415 case HW_EVENT_SAS_PHY_UP:
3416 pm8001_dbg(pm8001_ha, EVENT,
3417 "HW_EVENT_SAS_PHY_UP phyid:%#x port_id:%#x\n",
3418 phy_id, port_id);
3419 hw_event_sas_phy_up(pm8001_ha, piomb);
3420 break;
3421 case HW_EVENT_SATA_PHY_UP:
3422 hw_event_sata_phy_up(pm8001_ha, piomb);
3423 break;
3424 case HW_EVENT_SATA_SPINUP_HOLD:
3425 pm8001_dbg(pm8001_ha, EVENT,
3426 "HW_EVENT_SATA_SPINUP_HOLD phyid:%#x port_id:%#x\n",
3427 phy_id, port_id);
3428 sas_notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD,
3429 GFP_ATOMIC);
3430 break;
3431 case HW_EVENT_PHY_DOWN:
3432 hw_event_phy_down(pm8001_ha, piomb);
3433 phy->phy_state = PHY_LINK_DISABLE;
3434 break;
3435 case HW_EVENT_PORT_INVALID:
3436 pm8001_dbg(pm8001_ha, EVENT,
3437 "HW_EVENT_PORT_INVALID phyid:%#x port_id:%#x\n",
3438 phy_id, port_id);
3439 sas_phy_disconnected(sas_phy);
3440 phy->phy_attached = 0;
3441 sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
3442 GFP_ATOMIC);
3443 break;
3444 /* the broadcast change primitive received, tell the LIBSAS this event
3445 to revalidate the sas domain*/
3446 case HW_EVENT_BROADCAST_CHANGE:
3447 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_CHANGE\n");
3448 pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_BROADCAST_CHANGE,
3449 port_id, phy_id, 1, 0);
3450 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3451 sas_phy->sas_prim = HW_EVENT_BROADCAST_CHANGE;
3452 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3453 sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD,
3454 GFP_ATOMIC);
3455 break;
3456 case HW_EVENT_PHY_ERROR:
3457 pm8001_dbg(pm8001_ha, EVENT,
3458 "HW_EVENT_PHY_ERROR phyid:%#x port_id:%#x\n",
3459 phy_id, port_id);
3460 sas_phy_disconnected(&phy->sas_phy);
3461 phy->phy_attached = 0;
3462 sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR, GFP_ATOMIC);
3463 break;
3464 case HW_EVENT_BROADCAST_EXP:
3465 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_EXP\n");
3466 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3467 sas_phy->sas_prim = HW_EVENT_BROADCAST_EXP;
3468 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3469 sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD,
3470 GFP_ATOMIC);
3471 break;
3472 case HW_EVENT_LINK_ERR_INVALID_DWORD:
3473 pm8001_dbg(pm8001_ha, EVENT,
3474 "HW_EVENT_LINK_ERR_INVALID_DWORD phyid:%#x port_id:%#x\n",
3475 phy_id, port_id);
3476 pm80xx_hw_event_ack_req(pm8001_ha, 0,
3477 HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0);
3478 break;
3479 case HW_EVENT_LINK_ERR_DISPARITY_ERROR:
3480 pm8001_dbg(pm8001_ha, EVENT,
3481 "HW_EVENT_LINK_ERR_DISPARITY_ERROR phyid:%#x port_id:%#x\n",
3482 phy_id, port_id);
3483 pm80xx_hw_event_ack_req(pm8001_ha, 0,
3484 HW_EVENT_LINK_ERR_DISPARITY_ERROR,
3485 port_id, phy_id, 0, 0);
3486 break;
3487 case HW_EVENT_LINK_ERR_CODE_VIOLATION:
3488 pm8001_dbg(pm8001_ha, EVENT,
3489 "HW_EVENT_LINK_ERR_CODE_VIOLATION phyid:%#x port_id:%#x\n",
3490 phy_id, port_id);
3491 pm80xx_hw_event_ack_req(pm8001_ha, 0,
3492 HW_EVENT_LINK_ERR_CODE_VIOLATION,
3493 port_id, phy_id, 0, 0);
3494 break;
3495 case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH:
3496 pm8001_dbg(pm8001_ha, EVENT,
3497 "HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH phyid:%#x port_id:%#x\n",
3498 phy_id, port_id);
3499 pm80xx_hw_event_ack_req(pm8001_ha, 0,
3500 HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH,
3501 port_id, phy_id, 0, 0);
3502 break;
3503 case HW_EVENT_MALFUNCTION:
3504 pm8001_dbg(pm8001_ha, EVENT,
3505 "HW_EVENT_MALFUNCTION phyid:%#x\n", phy_id);
3506 break;
3507 case HW_EVENT_BROADCAST_SES:
3508 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_SES\n");
3509 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
3510 sas_phy->sas_prim = HW_EVENT_BROADCAST_SES;
3511 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
3512 sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD,
3513 GFP_ATOMIC);
3514 break;
3515 case HW_EVENT_INBOUND_CRC_ERROR:
3516 pm8001_dbg(pm8001_ha, EVENT,
3517 "HW_EVENT_INBOUND_CRC_ERROR phyid:%#x port_id:%#x\n",
3518 phy_id, port_id);
3519 pm80xx_hw_event_ack_req(pm8001_ha, 0,
3520 HW_EVENT_INBOUND_CRC_ERROR,
3521 port_id, phy_id, 0, 0);
3522 break;
3523 case HW_EVENT_HARD_RESET_RECEIVED:
3524 pm8001_dbg(pm8001_ha, EVENT,
3525 "HW_EVENT_HARD_RESET_RECEIVED phyid:%#x\n", phy_id);
3526 sas_notify_port_event(sas_phy, PORTE_HARD_RESET, GFP_ATOMIC);
3527 break;
3528 case HW_EVENT_ID_FRAME_TIMEOUT:
3529 pm8001_dbg(pm8001_ha, EVENT,
3530 "HW_EVENT_ID_FRAME_TIMEOUT phyid:%#x\n", phy_id);
3531 sas_phy_disconnected(sas_phy);
3532 phy->phy_attached = 0;
3533 sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
3534 GFP_ATOMIC);
3535 break;
3536 case HW_EVENT_LINK_ERR_PHY_RESET_FAILED:
3537 pm8001_dbg(pm8001_ha, EVENT,
3538 "HW_EVENT_LINK_ERR_PHY_RESET_FAILED phyid:%#x port_id:%#x\n",
3539 phy_id, port_id);
3540 pm80xx_hw_event_ack_req(pm8001_ha, 0,
3541 HW_EVENT_LINK_ERR_PHY_RESET_FAILED,
3542 port_id, phy_id, 0, 0);
3543 sas_phy_disconnected(sas_phy);
3544 phy->phy_attached = 0;
3545 sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
3546 GFP_ATOMIC);
3547 break;
3548 case HW_EVENT_PORT_RESET_TIMER_TMO:
3549 pm8001_dbg(pm8001_ha, EVENT,
3550 "HW_EVENT_PORT_RESET_TIMER_TMO phyid:%#x port_id:%#x portstate:%#x\n",
3551 phy_id, port_id, portstate);
3552 if (!pm8001_ha->phy[phy_id].reset_completion) {
3553 pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
3554 port_id, phy_id, 0, 0);
3555 }
3556 sas_phy_disconnected(sas_phy);
3557 phy->phy_attached = 0;
3558 port->port_state = portstate;
3559 sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
3560 GFP_ATOMIC);
3561 if (pm8001_ha->phy[phy_id].reset_completion) {
3562 pm8001_ha->phy[phy_id].port_reset_status =
3563 PORT_RESET_TMO;
3564 complete(pm8001_ha->phy[phy_id].reset_completion);
3565 pm8001_ha->phy[phy_id].reset_completion = NULL;
3566 }
3567 break;
3568 case HW_EVENT_PORT_RECOVERY_TIMER_TMO:
3569 pm8001_dbg(pm8001_ha, EVENT,
3570 "HW_EVENT_PORT_RECOVERY_TIMER_TMO phyid:%#x port_id:%#x\n",
3571 phy_id, port_id);
3572 pm80xx_hw_event_ack_req(pm8001_ha, 0,
3573 HW_EVENT_PORT_RECOVERY_TIMER_TMO,
3574 port_id, phy_id, 0, 0);
3575 for (i = 0; i < pm8001_ha->chip->n_phy; i++) {
3576 if (port->wide_port_phymap & (1 << i)) {
3577 phy = &pm8001_ha->phy[i];
3578 sas_notify_phy_event(&phy->sas_phy,
3579 PHYE_LOSS_OF_SIGNAL, GFP_ATOMIC);
3580 port->wide_port_phymap &= ~(1 << i);
3581 }
3582 }
3583 break;
3584 case HW_EVENT_PORT_RECOVER:
3585 pm8001_dbg(pm8001_ha, EVENT,
3586 "HW_EVENT_PORT_RECOVER phyid:%#x port_id:%#x\n",
3587 phy_id, port_id);
3588 hw_event_port_recover(pm8001_ha, piomb);
3589 break;
3590 case HW_EVENT_PORT_RESET_COMPLETE:
3591 pm8001_dbg(pm8001_ha, EVENT,
3592 "HW_EVENT_PORT_RESET_COMPLETE phyid:%#x port_id:%#x portstate:%#x\n",
3593 phy_id, port_id, portstate);
3594 if (pm8001_ha->phy[phy_id].reset_completion) {
3595 pm8001_ha->phy[phy_id].port_reset_status =
3596 PORT_RESET_SUCCESS;
3597 complete(pm8001_ha->phy[phy_id].reset_completion);
3598 pm8001_ha->phy[phy_id].reset_completion = NULL;
3599 }
3600 phy->phy_attached = 1;
3601 phy->phy_state = PHY_STATE_LINK_UP_SPCV;
3602 port->port_state = portstate;
3603 break;
3604 case EVENT_BROADCAST_ASYNCH_EVENT:
3605 pm8001_dbg(pm8001_ha, MSG, "EVENT_BROADCAST_ASYNCH_EVENT\n");
3606 break;
3607 default:
3608 pm8001_dbg(pm8001_ha, DEVIO,
3609 "Unknown event portid:%d phyid:%d event:0x%x status:0x%x\n",
3610 port_id, phy_id, eventType, status);
3611 break;
3612 }
3613 return 0;
3614}
3615
3616/**
3617 * mpi_phy_stop_resp - SPCv specific
3618 * @pm8001_ha: our hba card information
3619 * @piomb: IO message buffer
3620 */
3621static int mpi_phy_stop_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3622{
3623 struct phy_stop_resp *pPayload =
3624 (struct phy_stop_resp *)(piomb + 4);
3625 u32 status =
3626 le32_to_cpu(pPayload->status);
3627 u32 phyid =
3628 le32_to_cpu(pPayload->phyid) & 0xFF;
3629 struct pm8001_phy *phy = &pm8001_ha->phy[phyid];
3630 pm8001_dbg(pm8001_ha, MSG, "phy:0x%x status:0x%x\n",
3631 phyid, status);
3632 if (status == PHY_STOP_SUCCESS ||
3633 status == PHY_STOP_ERR_DEVICE_ATTACHED) {
3634 phy->phy_state = PHY_LINK_DISABLE;
3635 phy->sas_phy.phy->negotiated_linkrate = SAS_PHY_DISABLED;
3636 phy->sas_phy.linkrate = SAS_PHY_DISABLED;
3637 }
3638
3639 return 0;
3640}
3641
3642/**
3643 * mpi_set_controller_config_resp - SPCv specific
3644 * @pm8001_ha: our hba card information
3645 * @piomb: IO message buffer
3646 */
3647static int mpi_set_controller_config_resp(struct pm8001_hba_info *pm8001_ha,
3648 void *piomb)
3649{
3650 struct set_ctrl_cfg_resp *pPayload =
3651 (struct set_ctrl_cfg_resp *)(piomb + 4);
3652 u32 status = le32_to_cpu(pPayload->status);
3653 u32 err_qlfr_pgcd = le32_to_cpu(pPayload->err_qlfr_pgcd);
3654 u32 tag = le32_to_cpu(pPayload->tag);
3655
3656 pm8001_dbg(pm8001_ha, MSG,
3657 "SET CONTROLLER RESP: status 0x%x qlfr_pgcd 0x%x\n",
3658 status, err_qlfr_pgcd);
3659 pm8001_tag_free(pm8001_ha, tag);
3660
3661 return 0;
3662}
3663
3664/**
3665 * mpi_get_controller_config_resp - SPCv specific
3666 * @pm8001_ha: our hba card information
3667 * @piomb: IO message buffer
3668 */
3669static int mpi_get_controller_config_resp(struct pm8001_hba_info *pm8001_ha,
3670 void *piomb)
3671{
3672 pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n");
3673
3674 return 0;
3675}
3676
3677/**
3678 * mpi_get_phy_profile_resp - SPCv specific
3679 * @pm8001_ha: our hba card information
3680 * @piomb: IO message buffer
3681 */
3682static int mpi_get_phy_profile_resp(struct pm8001_hba_info *pm8001_ha,
3683 void *piomb)
3684{
3685 pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n");
3686
3687 return 0;
3688}
3689
3690/**
3691 * mpi_flash_op_ext_resp - SPCv specific
3692 * @pm8001_ha: our hba card information
3693 * @piomb: IO message buffer
3694 */
3695static int mpi_flash_op_ext_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
3696{
3697 pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n");
3698
3699 return 0;
3700}
3701
3702/**
3703 * mpi_set_phy_profile_resp - SPCv specific
3704 * @pm8001_ha: our hba card information
3705 * @piomb: IO message buffer
3706 */
3707static int mpi_set_phy_profile_resp(struct pm8001_hba_info *pm8001_ha,
3708 void *piomb)
3709{
3710 u32 tag;
3711 u8 page_code;
3712 int rc = 0;
3713 struct set_phy_profile_resp *pPayload =
3714 (struct set_phy_profile_resp *)(piomb + 4);
3715 u32 ppc_phyid = le32_to_cpu(pPayload->ppc_phyid);
3716 u32 status = le32_to_cpu(pPayload->status);
3717
3718 tag = le32_to_cpu(pPayload->tag);
3719 page_code = (u8)((ppc_phyid & 0xFF00) >> 8);
3720 if (status) {
3721 /* status is FAILED */
3722 pm8001_dbg(pm8001_ha, FAIL,
3723 "PhyProfile command failed with status 0x%08X\n",
3724 status);
3725 rc = -1;
3726 } else {
3727 if (page_code != SAS_PHY_ANALOG_SETTINGS_PAGE) {
3728 pm8001_dbg(pm8001_ha, FAIL, "Invalid page code 0x%X\n",
3729 page_code);
3730 rc = -1;
3731 }
3732 }
3733 pm8001_tag_free(pm8001_ha, tag);
3734 return rc;
3735}
3736
3737/**
3738 * mpi_kek_management_resp - SPCv specific
3739 * @pm8001_ha: our hba card information
3740 * @piomb: IO message buffer
3741 */
3742static int mpi_kek_management_resp(struct pm8001_hba_info *pm8001_ha,
3743 void *piomb)
3744{
3745 struct kek_mgmt_resp *pPayload = (struct kek_mgmt_resp *)(piomb + 4);
3746
3747 u32 status = le32_to_cpu(pPayload->status);
3748 u32 kidx_new_curr_ksop = le32_to_cpu(pPayload->kidx_new_curr_ksop);
3749 u32 err_qlfr = le32_to_cpu(pPayload->err_qlfr);
3750
3751 pm8001_dbg(pm8001_ha, MSG,
3752 "KEK MGMT RESP. Status 0x%x idx_ksop 0x%x err_qlfr 0x%x\n",
3753 status, kidx_new_curr_ksop, err_qlfr);
3754
3755 return 0;
3756}
3757
3758/**
3759 * mpi_dek_management_resp - SPCv specific
3760 * @pm8001_ha: our hba card information
3761 * @piomb: IO message buffer
3762 */
3763static int mpi_dek_management_resp(struct pm8001_hba_info *pm8001_ha,
3764 void *piomb)
3765{
3766 pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n");
3767
3768 return 0;
3769}
3770
3771/**
3772 * ssp_coalesced_comp_resp - SPCv specific
3773 * @pm8001_ha: our hba card information
3774 * @piomb: IO message buffer
3775 */
3776static int ssp_coalesced_comp_resp(struct pm8001_hba_info *pm8001_ha,
3777 void *piomb)
3778{
3779 pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n");
3780
3781 return 0;
3782}
3783
3784/**
3785 * process_one_iomb - process one outbound Queue memory block
3786 * @pm8001_ha: our hba card information
3787 * @circularQ: outbound circular queue
3788 * @piomb: IO message buffer
3789 */
3790static void process_one_iomb(struct pm8001_hba_info *pm8001_ha,
3791 struct outbound_queue_table *circularQ, void *piomb)
3792{
3793 __le32 pHeader = *(__le32 *)piomb;
3794 u32 opc = (u32)((le32_to_cpu(pHeader)) & 0xFFF);
3795
3796 switch (opc) {
3797 case OPC_OUB_ECHO:
3798 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_ECHO\n");
3799 break;
3800 case OPC_OUB_HW_EVENT:
3801 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_HW_EVENT\n");
3802 mpi_hw_event(pm8001_ha, piomb);
3803 break;
3804 case OPC_OUB_THERM_HW_EVENT:
3805 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_THERMAL_EVENT\n");
3806 mpi_thermal_hw_event(pm8001_ha, piomb);
3807 break;
3808 case OPC_OUB_SSP_COMP:
3809 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_COMP\n");
3810 mpi_ssp_completion(pm8001_ha, piomb);
3811 break;
3812 case OPC_OUB_SMP_COMP:
3813 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SMP_COMP\n");
3814 mpi_smp_completion(pm8001_ha, piomb);
3815 break;
3816 case OPC_OUB_LOCAL_PHY_CNTRL:
3817 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_LOCAL_PHY_CNTRL\n");
3818 pm8001_mpi_local_phy_ctl(pm8001_ha, piomb);
3819 break;
3820 case OPC_OUB_DEV_REGIST:
3821 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEV_REGIST\n");
3822 pm8001_mpi_reg_resp(pm8001_ha, piomb);
3823 break;
3824 case OPC_OUB_DEREG_DEV:
3825 pm8001_dbg(pm8001_ha, MSG, "unregister the device\n");
3826 pm8001_mpi_dereg_resp(pm8001_ha, piomb);
3827 break;
3828 case OPC_OUB_GET_DEV_HANDLE:
3829 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_DEV_HANDLE\n");
3830 break;
3831 case OPC_OUB_SATA_COMP:
3832 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_COMP\n");
3833 mpi_sata_completion(pm8001_ha, circularQ, piomb);
3834 break;
3835 case OPC_OUB_SATA_EVENT:
3836 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_EVENT\n");
3837 mpi_sata_event(pm8001_ha, circularQ, piomb);
3838 break;
3839 case OPC_OUB_SSP_EVENT:
3840 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_EVENT\n");
3841 mpi_ssp_event(pm8001_ha, piomb);
3842 break;
3843 case OPC_OUB_DEV_HANDLE_ARRIV:
3844 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEV_HANDLE_ARRIV\n");
3845 /*This is for target*/
3846 break;
3847 case OPC_OUB_SSP_RECV_EVENT:
3848 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_RECV_EVENT\n");
3849 /*This is for target*/
3850 break;
3851 case OPC_OUB_FW_FLASH_UPDATE:
3852 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_FW_FLASH_UPDATE\n");
3853 pm8001_mpi_fw_flash_update_resp(pm8001_ha, piomb);
3854 break;
3855 case OPC_OUB_GPIO_RESPONSE:
3856 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GPIO_RESPONSE\n");
3857 break;
3858 case OPC_OUB_GPIO_EVENT:
3859 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GPIO_EVENT\n");
3860 break;
3861 case OPC_OUB_GENERAL_EVENT:
3862 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GENERAL_EVENT\n");
3863 pm8001_mpi_general_event(pm8001_ha, piomb);
3864 break;
3865 case OPC_OUB_SSP_ABORT_RSP:
3866 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_ABORT_RSP\n");
3867 pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
3868 break;
3869 case OPC_OUB_SATA_ABORT_RSP:
3870 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_ABORT_RSP\n");
3871 pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
3872 break;
3873 case OPC_OUB_SAS_DIAG_MODE_START_END:
3874 pm8001_dbg(pm8001_ha, MSG,
3875 "OPC_OUB_SAS_DIAG_MODE_START_END\n");
3876 break;
3877 case OPC_OUB_SAS_DIAG_EXECUTE:
3878 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SAS_DIAG_EXECUTE\n");
3879 break;
3880 case OPC_OUB_GET_TIME_STAMP:
3881 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_TIME_STAMP\n");
3882 break;
3883 case OPC_OUB_SAS_HW_EVENT_ACK:
3884 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SAS_HW_EVENT_ACK\n");
3885 break;
3886 case OPC_OUB_PORT_CONTROL:
3887 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_PORT_CONTROL\n");
3888 break;
3889 case OPC_OUB_SMP_ABORT_RSP:
3890 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SMP_ABORT_RSP\n");
3891 pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
3892 break;
3893 case OPC_OUB_GET_NVMD_DATA:
3894 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_NVMD_DATA\n");
3895 pm8001_mpi_get_nvmd_resp(pm8001_ha, piomb);
3896 break;
3897 case OPC_OUB_SET_NVMD_DATA:
3898 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_NVMD_DATA\n");
3899 pm8001_mpi_set_nvmd_resp(pm8001_ha, piomb);
3900 break;
3901 case OPC_OUB_DEVICE_HANDLE_REMOVAL:
3902 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEVICE_HANDLE_REMOVAL\n");
3903 break;
3904 case OPC_OUB_SET_DEVICE_STATE:
3905 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_DEVICE_STATE\n");
3906 pm8001_mpi_set_dev_state_resp(pm8001_ha, piomb);
3907 break;
3908 case OPC_OUB_GET_DEVICE_STATE:
3909 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_DEVICE_STATE\n");
3910 break;
3911 case OPC_OUB_SET_DEV_INFO:
3912 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_DEV_INFO\n");
3913 break;
3914 /* spcv specific commands */
3915 case OPC_OUB_PHY_START_RESP:
3916 pm8001_dbg(pm8001_ha, MSG,
3917 "OPC_OUB_PHY_START_RESP opcode:%x\n", opc);
3918 mpi_phy_start_resp(pm8001_ha, piomb);
3919 break;
3920 case OPC_OUB_PHY_STOP_RESP:
3921 pm8001_dbg(pm8001_ha, MSG,
3922 "OPC_OUB_PHY_STOP_RESP opcode:%x\n", opc);
3923 mpi_phy_stop_resp(pm8001_ha, piomb);
3924 break;
3925 case OPC_OUB_SET_CONTROLLER_CONFIG:
3926 pm8001_dbg(pm8001_ha, MSG,
3927 "OPC_OUB_SET_CONTROLLER_CONFIG opcode:%x\n", opc);
3928 mpi_set_controller_config_resp(pm8001_ha, piomb);
3929 break;
3930 case OPC_OUB_GET_CONTROLLER_CONFIG:
3931 pm8001_dbg(pm8001_ha, MSG,
3932 "OPC_OUB_GET_CONTROLLER_CONFIG opcode:%x\n", opc);
3933 mpi_get_controller_config_resp(pm8001_ha, piomb);
3934 break;
3935 case OPC_OUB_GET_PHY_PROFILE:
3936 pm8001_dbg(pm8001_ha, MSG,
3937 "OPC_OUB_GET_PHY_PROFILE opcode:%x\n", opc);
3938 mpi_get_phy_profile_resp(pm8001_ha, piomb);
3939 break;
3940 case OPC_OUB_FLASH_OP_EXT:
3941 pm8001_dbg(pm8001_ha, MSG,
3942 "OPC_OUB_FLASH_OP_EXT opcode:%x\n", opc);
3943 mpi_flash_op_ext_resp(pm8001_ha, piomb);
3944 break;
3945 case OPC_OUB_SET_PHY_PROFILE:
3946 pm8001_dbg(pm8001_ha, MSG,
3947 "OPC_OUB_SET_PHY_PROFILE opcode:%x\n", opc);
3948 mpi_set_phy_profile_resp(pm8001_ha, piomb);
3949 break;
3950 case OPC_OUB_KEK_MANAGEMENT_RESP:
3951 pm8001_dbg(pm8001_ha, MSG,
3952 "OPC_OUB_KEK_MANAGEMENT_RESP opcode:%x\n", opc);
3953 mpi_kek_management_resp(pm8001_ha, piomb);
3954 break;
3955 case OPC_OUB_DEK_MANAGEMENT_RESP:
3956 pm8001_dbg(pm8001_ha, MSG,
3957 "OPC_OUB_DEK_MANAGEMENT_RESP opcode:%x\n", opc);
3958 mpi_dek_management_resp(pm8001_ha, piomb);
3959 break;
3960 case OPC_OUB_SSP_COALESCED_COMP_RESP:
3961 pm8001_dbg(pm8001_ha, MSG,
3962 "OPC_OUB_SSP_COALESCED_COMP_RESP opcode:%x\n", opc);
3963 ssp_coalesced_comp_resp(pm8001_ha, piomb);
3964 break;
3965 default:
3966 pm8001_dbg(pm8001_ha, DEVIO,
3967 "Unknown outbound Queue IOMB OPC = 0x%x\n", opc);
3968 break;
3969 }
3970}
3971
3972static void print_scratchpad_registers(struct pm8001_hba_info *pm8001_ha)
3973{
3974 pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_0: 0x%x\n",
3975 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0));
3976 pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_1:0x%x\n",
3977 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1));
3978 pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_2: 0x%x\n",
3979 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2));
3980 pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_3: 0x%x\n",
3981 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3));
3982 pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_0: 0x%x\n",
3983 pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_0));
3984 pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_1: 0x%x\n",
3985 pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_1));
3986 pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_2: 0x%x\n",
3987 pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_2));
3988 pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_3: 0x%x\n",
3989 pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_3));
3990 pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_4: 0x%x\n",
3991 pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_4));
3992 pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_5: 0x%x\n",
3993 pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_5));
3994 pm8001_dbg(pm8001_ha, FAIL, "MSGU_RSVD_SCRATCH_PAD_0: 0x%x\n",
3995 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_RSVD_0));
3996 pm8001_dbg(pm8001_ha, FAIL, "MSGU_RSVD_SCRATCH_PAD_1: 0x%x\n",
3997 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_RSVD_1));
3998}
3999
4000static int process_oq(struct pm8001_hba_info *pm8001_ha, u8 vec)
4001{
4002 struct outbound_queue_table *circularQ;
4003 void *pMsg1 = NULL;
4004 u8 bc;
4005 u32 ret = MPI_IO_STATUS_FAIL;
4006 u32 regval;
4007
4008 /*
4009 * Fatal errors are programmed to be signalled in irq vector
4010 * pm8001_ha->max_q_num - 1 through pm8001_ha->main_cfg_tbl.pm80xx_tbl.
4011 * fatal_err_interrupt
4012 */
4013 if (vec == (pm8001_ha->max_q_num - 1)) {
4014 u32 mipsall_ready;
4015
4016 if (pm8001_ha->chip_id == chip_8008 ||
4017 pm8001_ha->chip_id == chip_8009)
4018 mipsall_ready = SCRATCH_PAD_MIPSALL_READY_8PORT;
4019 else
4020 mipsall_ready = SCRATCH_PAD_MIPSALL_READY_16PORT;
4021
4022 regval = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
4023 if ((regval & mipsall_ready) != mipsall_ready) {
4024 pm8001_ha->controller_fatal_error = true;
4025 pm8001_dbg(pm8001_ha, FAIL,
4026 "Firmware Fatal error! Regval:0x%x\n",
4027 regval);
4028 pm8001_handle_event(pm8001_ha, NULL, IO_FATAL_ERROR);
4029 print_scratchpad_registers(pm8001_ha);
4030 return ret;
4031 } else {
4032 /*read scratchpad rsvd 0 register*/
4033 regval = pm8001_cr32(pm8001_ha, 0,
4034 MSGU_SCRATCH_PAD_RSVD_0);
4035 switch (regval) {
4036 case NON_FATAL_SPBC_LBUS_ECC_ERR:
4037 case NON_FATAL_BDMA_ERR:
4038 case NON_FATAL_THERM_OVERTEMP_ERR:
4039 /*Clear the register*/
4040 pm8001_cw32(pm8001_ha, 0,
4041 MSGU_SCRATCH_PAD_RSVD_0,
4042 0x00000000);
4043 break;
4044 default:
4045 break;
4046 }
4047 }
4048 }
4049 circularQ = &pm8001_ha->outbnd_q_tbl[vec];
4050 spin_lock_irqsave(&circularQ->oq_lock, circularQ->lock_flags);
4051 do {
4052 /* spurious interrupt during setup if kexec-ing and
4053 * driver doing a doorbell access w/ the pre-kexec oq
4054 * interrupt setup.
4055 */
4056 if (!circularQ->pi_virt)
4057 break;
4058 ret = pm8001_mpi_msg_consume(pm8001_ha, circularQ, &pMsg1, &bc);
4059 if (MPI_IO_STATUS_SUCCESS == ret) {
4060 /* process the outbound message */
4061 process_one_iomb(pm8001_ha, circularQ,
4062 (void *)(pMsg1 - 4));
4063 /* free the message from the outbound circular buffer */
4064 pm8001_mpi_msg_free_set(pm8001_ha, pMsg1,
4065 circularQ, bc);
4066 }
4067 if (MPI_IO_STATUS_BUSY == ret) {
4068 /* Update the producer index from SPC */
4069 circularQ->producer_index =
4070 cpu_to_le32(pm8001_read_32(circularQ->pi_virt));
4071 if (le32_to_cpu(circularQ->producer_index) ==
4072 circularQ->consumer_idx)
4073 /* OQ is empty */
4074 break;
4075 }
4076 } while (1);
4077 spin_unlock_irqrestore(&circularQ->oq_lock, circularQ->lock_flags);
4078 return ret;
4079}
4080
4081/* DMA_... to our direction translation. */
4082static const u8 data_dir_flags[] = {
4083 [DMA_BIDIRECTIONAL] = DATA_DIR_BYRECIPIENT, /* UNSPECIFIED */
4084 [DMA_TO_DEVICE] = DATA_DIR_OUT, /* OUTBOUND */
4085 [DMA_FROM_DEVICE] = DATA_DIR_IN, /* INBOUND */
4086 [DMA_NONE] = DATA_DIR_NONE, /* NO TRANSFER */
4087};
4088
4089static void build_smp_cmd(u32 deviceID, __le32 hTag,
4090 struct smp_req *psmp_cmd, int mode, int length)
4091{
4092 psmp_cmd->tag = hTag;
4093 psmp_cmd->device_id = cpu_to_le32(deviceID);
4094 if (mode == SMP_DIRECT) {
4095 length = length - 4; /* subtract crc */
4096 psmp_cmd->len_ip_ir = cpu_to_le32(length << 16);
4097 } else {
4098 psmp_cmd->len_ip_ir = cpu_to_le32(1|(1 << 1));
4099 }
4100}
4101
4102/**
4103 * pm80xx_chip_smp_req - send an SMP task to FW
4104 * @pm8001_ha: our hba card information.
4105 * @ccb: the ccb information this request used.
4106 */
4107static int pm80xx_chip_smp_req(struct pm8001_hba_info *pm8001_ha,
4108 struct pm8001_ccb_info *ccb)
4109{
4110 int elem, rc;
4111 struct sas_task *task = ccb->task;
4112 struct domain_device *dev = task->dev;
4113 struct pm8001_device *pm8001_dev = dev->lldd_dev;
4114 struct scatterlist *sg_req, *sg_resp, *smp_req;
4115 u32 req_len, resp_len;
4116 struct smp_req smp_cmd;
4117 u32 opc;
4118 u32 i, length;
4119 u8 *payload;
4120 u8 *to;
4121
4122 memset(&smp_cmd, 0, sizeof(smp_cmd));
4123 /*
4124 * DMA-map SMP request, response buffers
4125 */
4126 sg_req = &task->smp_task.smp_req;
4127 elem = dma_map_sg(pm8001_ha->dev, sg_req, 1, DMA_TO_DEVICE);
4128 if (!elem)
4129 return -ENOMEM;
4130 req_len = sg_dma_len(sg_req);
4131
4132 sg_resp = &task->smp_task.smp_resp;
4133 elem = dma_map_sg(pm8001_ha->dev, sg_resp, 1, DMA_FROM_DEVICE);
4134 if (!elem) {
4135 rc = -ENOMEM;
4136 goto err_out;
4137 }
4138 resp_len = sg_dma_len(sg_resp);
4139 /* must be in dwords */
4140 if ((req_len & 0x3) || (resp_len & 0x3)) {
4141 rc = -EINVAL;
4142 goto err_out_2;
4143 }
4144
4145 opc = OPC_INB_SMP_REQUEST;
4146 smp_cmd.tag = cpu_to_le32(ccb->ccb_tag);
4147
4148 length = sg_req->length;
4149 pm8001_dbg(pm8001_ha, IO, "SMP Frame Length %d\n", sg_req->length);
4150 if (!(length - 8))
4151 pm8001_ha->smp_exp_mode = SMP_DIRECT;
4152 else
4153 pm8001_ha->smp_exp_mode = SMP_INDIRECT;
4154
4155
4156 smp_req = &task->smp_task.smp_req;
4157 to = kmap_atomic(sg_page(smp_req));
4158 payload = to + smp_req->offset;
4159
4160 /* INDIRECT MODE command settings. Use DMA */
4161 if (pm8001_ha->smp_exp_mode == SMP_INDIRECT) {
4162 pm8001_dbg(pm8001_ha, IO, "SMP REQUEST INDIRECT MODE\n");
4163 /* for SPCv indirect mode. Place the top 4 bytes of
4164 * SMP Request header here. */
4165 for (i = 0; i < 4; i++)
4166 smp_cmd.smp_req16[i] = *(payload + i);
4167 /* exclude top 4 bytes for SMP req header */
4168 smp_cmd.long_smp_req.long_req_addr =
4169 cpu_to_le64((u64)sg_dma_address
4170 (&task->smp_task.smp_req) + 4);
4171 /* exclude 4 bytes for SMP req header and CRC */
4172 smp_cmd.long_smp_req.long_req_size =
4173 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-8);
4174 smp_cmd.long_smp_req.long_resp_addr =
4175 cpu_to_le64((u64)sg_dma_address
4176 (&task->smp_task.smp_resp));
4177 smp_cmd.long_smp_req.long_resp_size =
4178 cpu_to_le32((u32)sg_dma_len
4179 (&task->smp_task.smp_resp)-4);
4180 } else { /* DIRECT MODE */
4181 smp_cmd.long_smp_req.long_req_addr =
4182 cpu_to_le64((u64)sg_dma_address
4183 (&task->smp_task.smp_req));
4184 smp_cmd.long_smp_req.long_req_size =
4185 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-4);
4186 smp_cmd.long_smp_req.long_resp_addr =
4187 cpu_to_le64((u64)sg_dma_address
4188 (&task->smp_task.smp_resp));
4189 smp_cmd.long_smp_req.long_resp_size =
4190 cpu_to_le32
4191 ((u32)sg_dma_len(&task->smp_task.smp_resp)-4);
4192 }
4193 if (pm8001_ha->smp_exp_mode == SMP_DIRECT) {
4194 pm8001_dbg(pm8001_ha, IO, "SMP REQUEST DIRECT MODE\n");
4195 for (i = 0; i < length; i++)
4196 if (i < 16) {
4197 smp_cmd.smp_req16[i] = *(payload + i);
4198 pm8001_dbg(pm8001_ha, IO,
4199 "Byte[%d]:%x (DMA data:%x)\n",
4200 i, smp_cmd.smp_req16[i],
4201 *(payload));
4202 } else {
4203 smp_cmd.smp_req[i] = *(payload + i);
4204 pm8001_dbg(pm8001_ha, IO,
4205 "Byte[%d]:%x (DMA data:%x)\n",
4206 i, smp_cmd.smp_req[i],
4207 *(payload));
4208 }
4209 }
4210 kunmap_atomic(to);
4211 build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag,
4212 &smp_cmd, pm8001_ha->smp_exp_mode, length);
4213 rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &smp_cmd,
4214 sizeof(smp_cmd), 0);
4215 if (rc)
4216 goto err_out_2;
4217 return 0;
4218
4219err_out_2:
4220 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_resp, 1,
4221 DMA_FROM_DEVICE);
4222err_out:
4223 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_req, 1,
4224 DMA_TO_DEVICE);
4225 return rc;
4226}
4227
4228static int check_enc_sas_cmd(struct sas_task *task)
4229{
4230 u8 cmd = task->ssp_task.cmd->cmnd[0];
4231
4232 if (cmd == READ_10 || cmd == WRITE_10 || cmd == WRITE_VERIFY)
4233 return 1;
4234 else
4235 return 0;
4236}
4237
4238static int check_enc_sat_cmd(struct sas_task *task)
4239{
4240 int ret = 0;
4241 switch (task->ata_task.fis.command) {
4242 case ATA_CMD_FPDMA_READ:
4243 case ATA_CMD_READ_EXT:
4244 case ATA_CMD_READ:
4245 case ATA_CMD_FPDMA_WRITE:
4246 case ATA_CMD_WRITE_EXT:
4247 case ATA_CMD_WRITE:
4248 case ATA_CMD_PIO_READ:
4249 case ATA_CMD_PIO_READ_EXT:
4250 case ATA_CMD_PIO_WRITE:
4251 case ATA_CMD_PIO_WRITE_EXT:
4252 ret = 1;
4253 break;
4254 default:
4255 ret = 0;
4256 break;
4257 }
4258 return ret;
4259}
4260
4261static u32 pm80xx_chip_get_q_index(struct sas_task *task)
4262{
4263 struct request *rq = sas_task_find_rq(task);
4264
4265 if (!rq)
4266 return 0;
4267
4268 return blk_mq_unique_tag_to_hwq(blk_mq_unique_tag(rq));
4269}
4270
4271/**
4272 * pm80xx_chip_ssp_io_req - send an SSP task to FW
4273 * @pm8001_ha: our hba card information.
4274 * @ccb: the ccb information this request used.
4275 */
4276static int pm80xx_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha,
4277 struct pm8001_ccb_info *ccb)
4278{
4279 struct sas_task *task = ccb->task;
4280 struct domain_device *dev = task->dev;
4281 struct pm8001_device *pm8001_dev = dev->lldd_dev;
4282 struct ssp_ini_io_start_req ssp_cmd;
4283 u32 tag = ccb->ccb_tag;
4284 u64 phys_addr, end_addr;
4285 u32 end_addr_high, end_addr_low;
4286 u32 q_index;
4287 u32 opc = OPC_INB_SSPINIIOSTART;
4288
4289 memset(&ssp_cmd, 0, sizeof(ssp_cmd));
4290 memcpy(ssp_cmd.ssp_iu.lun, task->ssp_task.LUN, 8);
4291
4292 /* data address domain added for spcv; set to 0 by host,
4293 * used internally by controller
4294 * 0 for SAS 1.1 and SAS 2.0 compatible TLR
4295 */
4296 ssp_cmd.dad_dir_m_tlr =
4297 cpu_to_le32(data_dir_flags[task->data_dir] << 8 | 0x0);
4298 ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len);
4299 ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id);
4300 ssp_cmd.tag = cpu_to_le32(tag);
4301 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7);
4302 memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cmd->cmnd,
4303 task->ssp_task.cmd->cmd_len);
4304 q_index = pm80xx_chip_get_q_index(task);
4305
4306 /* Check if encryption is set */
4307 if (pm8001_ha->chip->encrypt &&
4308 !(pm8001_ha->encrypt_info.status) && check_enc_sas_cmd(task)) {
4309 pm8001_dbg(pm8001_ha, IO,
4310 "Encryption enabled.Sending Encrypt SAS command 0x%x\n",
4311 task->ssp_task.cmd->cmnd[0]);
4312 opc = OPC_INB_SSP_INI_DIF_ENC_IO;
4313 /* enable encryption. 0 for SAS 1.1 and SAS 2.0 compatible TLR*/
4314 ssp_cmd.dad_dir_m_tlr = cpu_to_le32
4315 ((data_dir_flags[task->data_dir] << 8) | 0x20 | 0x0);
4316
4317 /* fill in PRD (scatter/gather) table, if any */
4318 if (task->num_scatter > 1) {
4319 pm8001_chip_make_sg(task->scatter,
4320 ccb->n_elem, ccb->buf_prd);
4321 phys_addr = ccb->ccb_dma_handle;
4322 ssp_cmd.enc_addr_low =
4323 cpu_to_le32(lower_32_bits(phys_addr));
4324 ssp_cmd.enc_addr_high =
4325 cpu_to_le32(upper_32_bits(phys_addr));
4326 ssp_cmd.enc_esgl = cpu_to_le32(1<<31);
4327 } else if (task->num_scatter == 1) {
4328 u64 dma_addr = sg_dma_address(task->scatter);
4329
4330 ssp_cmd.enc_addr_low =
4331 cpu_to_le32(lower_32_bits(dma_addr));
4332 ssp_cmd.enc_addr_high =
4333 cpu_to_le32(upper_32_bits(dma_addr));
4334 ssp_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
4335 ssp_cmd.enc_esgl = 0;
4336
4337 /* Check 4G Boundary */
4338 end_addr = dma_addr + le32_to_cpu(ssp_cmd.enc_len) - 1;
4339 end_addr_low = lower_32_bits(end_addr);
4340 end_addr_high = upper_32_bits(end_addr);
4341
4342 if (end_addr_high != le32_to_cpu(ssp_cmd.enc_addr_high)) {
4343 pm8001_dbg(pm8001_ha, FAIL,
4344 "The sg list address start_addr=0x%016llx data_len=0x%x end_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n",
4345 dma_addr,
4346 le32_to_cpu(ssp_cmd.enc_len),
4347 end_addr_high, end_addr_low);
4348 pm8001_chip_make_sg(task->scatter, 1,
4349 ccb->buf_prd);
4350 phys_addr = ccb->ccb_dma_handle;
4351 ssp_cmd.enc_addr_low =
4352 cpu_to_le32(lower_32_bits(phys_addr));
4353 ssp_cmd.enc_addr_high =
4354 cpu_to_le32(upper_32_bits(phys_addr));
4355 ssp_cmd.enc_esgl = cpu_to_le32(1U<<31);
4356 }
4357 } else if (task->num_scatter == 0) {
4358 ssp_cmd.enc_addr_low = 0;
4359 ssp_cmd.enc_addr_high = 0;
4360 ssp_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
4361 ssp_cmd.enc_esgl = 0;
4362 }
4363
4364 /* XTS mode. All other fields are 0 */
4365 ssp_cmd.key_cmode = cpu_to_le32(0x6 << 4);
4366
4367 /* set tweak values. Should be the start lba */
4368 ssp_cmd.twk_val0 = cpu_to_le32((task->ssp_task.cmd->cmnd[2] << 24) |
4369 (task->ssp_task.cmd->cmnd[3] << 16) |
4370 (task->ssp_task.cmd->cmnd[4] << 8) |
4371 (task->ssp_task.cmd->cmnd[5]));
4372 } else {
4373 pm8001_dbg(pm8001_ha, IO,
4374 "Sending Normal SAS command 0x%x inb q %x\n",
4375 task->ssp_task.cmd->cmnd[0], q_index);
4376 /* fill in PRD (scatter/gather) table, if any */
4377 if (task->num_scatter > 1) {
4378 pm8001_chip_make_sg(task->scatter, ccb->n_elem,
4379 ccb->buf_prd);
4380 phys_addr = ccb->ccb_dma_handle;
4381 ssp_cmd.addr_low =
4382 cpu_to_le32(lower_32_bits(phys_addr));
4383 ssp_cmd.addr_high =
4384 cpu_to_le32(upper_32_bits(phys_addr));
4385 ssp_cmd.esgl = cpu_to_le32(1<<31);
4386 } else if (task->num_scatter == 1) {
4387 u64 dma_addr = sg_dma_address(task->scatter);
4388
4389 ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(dma_addr));
4390 ssp_cmd.addr_high =
4391 cpu_to_le32(upper_32_bits(dma_addr));
4392 ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
4393 ssp_cmd.esgl = 0;
4394
4395 /* Check 4G Boundary */
4396 end_addr = dma_addr + le32_to_cpu(ssp_cmd.len) - 1;
4397 end_addr_low = lower_32_bits(end_addr);
4398 end_addr_high = upper_32_bits(end_addr);
4399 if (end_addr_high != le32_to_cpu(ssp_cmd.addr_high)) {
4400 pm8001_dbg(pm8001_ha, FAIL,
4401 "The sg list address start_addr=0x%016llx data_len=0x%x end_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n",
4402 dma_addr,
4403 le32_to_cpu(ssp_cmd.len),
4404 end_addr_high, end_addr_low);
4405 pm8001_chip_make_sg(task->scatter, 1,
4406 ccb->buf_prd);
4407 phys_addr = ccb->ccb_dma_handle;
4408 ssp_cmd.addr_low =
4409 cpu_to_le32(lower_32_bits(phys_addr));
4410 ssp_cmd.addr_high =
4411 cpu_to_le32(upper_32_bits(phys_addr));
4412 ssp_cmd.esgl = cpu_to_le32(1<<31);
4413 }
4414 } else if (task->num_scatter == 0) {
4415 ssp_cmd.addr_low = 0;
4416 ssp_cmd.addr_high = 0;
4417 ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
4418 ssp_cmd.esgl = 0;
4419 }
4420 }
4421
4422 return pm8001_mpi_build_cmd(pm8001_ha, q_index, opc, &ssp_cmd,
4423 sizeof(ssp_cmd), q_index);
4424}
4425
4426static int pm80xx_chip_sata_req(struct pm8001_hba_info *pm8001_ha,
4427 struct pm8001_ccb_info *ccb)
4428{
4429 struct sas_task *task = ccb->task;
4430 struct domain_device *dev = task->dev;
4431 struct pm8001_device *pm8001_ha_dev = dev->lldd_dev;
4432 struct ata_queued_cmd *qc = task->uldd_task;
4433 u32 tag = ccb->ccb_tag, q_index;
4434 struct sata_start_req sata_cmd;
4435 u32 hdr_tag, ncg_tag = 0;
4436 u64 phys_addr, end_addr;
4437 u32 end_addr_high, end_addr_low;
4438 u32 ATAP = 0x0;
4439 u32 dir, retfis = 0;
4440 u32 opc = OPC_INB_SATA_HOST_OPSTART;
4441 memset(&sata_cmd, 0, sizeof(sata_cmd));
4442
4443 q_index = pm80xx_chip_get_q_index(task);
4444
4445 if (task->data_dir == DMA_NONE && !task->ata_task.use_ncq) {
4446 ATAP = 0x04; /* no data*/
4447 pm8001_dbg(pm8001_ha, IO, "no data\n");
4448 } else if (likely(!task->ata_task.device_control_reg_update)) {
4449 if (task->ata_task.use_ncq &&
4450 dev->sata_dev.class != ATA_DEV_ATAPI) {
4451 ATAP = 0x07; /* FPDMA */
4452 pm8001_dbg(pm8001_ha, IO, "FPDMA\n");
4453 } else if (task->ata_task.dma_xfer) {
4454 ATAP = 0x06; /* DMA */
4455 pm8001_dbg(pm8001_ha, IO, "DMA\n");
4456 } else {
4457 ATAP = 0x05; /* PIO*/
4458 pm8001_dbg(pm8001_ha, IO, "PIO\n");
4459 }
4460 }
4461 if (task->ata_task.use_ncq && pm8001_get_ncq_tag(task, &hdr_tag)) {
4462 task->ata_task.fis.sector_count |= (u8) (hdr_tag << 3);
4463 ncg_tag = hdr_tag;
4464 }
4465 dir = data_dir_flags[task->data_dir] << 8;
4466 sata_cmd.tag = cpu_to_le32(tag);
4467 sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
4468 sata_cmd.data_len = cpu_to_le32(task->total_xfer_len);
4469 if (task->ata_task.return_fis_on_success)
4470 retfis = 1;
4471 sata_cmd.sata_fis = task->ata_task.fis;
4472 if (likely(!task->ata_task.device_control_reg_update))
4473 sata_cmd.sata_fis.flags |= 0x80;/* C=1: update ATA cmd reg */
4474 sata_cmd.sata_fis.flags &= 0xF0;/* PM_PORT field shall be 0 */
4475
4476 /* Check if encryption is set */
4477 if (pm8001_ha->chip->encrypt &&
4478 !(pm8001_ha->encrypt_info.status) && check_enc_sat_cmd(task)) {
4479 pm8001_dbg(pm8001_ha, IO,
4480 "Encryption enabled.Sending Encrypt SATA cmd 0x%x\n",
4481 sata_cmd.sata_fis.command);
4482 opc = OPC_INB_SATA_DIF_ENC_IO;
4483 /* set encryption bit; dad (bits 0-1) is 0 */
4484 sata_cmd.retfis_ncqtag_atap_dir_m_dad =
4485 cpu_to_le32((retfis << 24) | ((ncg_tag & 0xff) << 16) |
4486 ((ATAP & 0x3f) << 10) | 0x20 | dir);
4487 /* fill in PRD (scatter/gather) table, if any */
4488 if (task->num_scatter > 1) {
4489 pm8001_chip_make_sg(task->scatter,
4490 ccb->n_elem, ccb->buf_prd);
4491 phys_addr = ccb->ccb_dma_handle;
4492 sata_cmd.enc_addr_low =
4493 cpu_to_le32(lower_32_bits(phys_addr));
4494 sata_cmd.enc_addr_high =
4495 cpu_to_le32(upper_32_bits(phys_addr));
4496 sata_cmd.enc_esgl = cpu_to_le32(1 << 31);
4497 } else if (task->num_scatter == 1) {
4498 u64 dma_addr = sg_dma_address(task->scatter);
4499
4500 sata_cmd.enc_addr_low =
4501 cpu_to_le32(lower_32_bits(dma_addr));
4502 sata_cmd.enc_addr_high =
4503 cpu_to_le32(upper_32_bits(dma_addr));
4504 sata_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
4505 sata_cmd.enc_esgl = 0;
4506
4507 /* Check 4G Boundary */
4508 end_addr = dma_addr + le32_to_cpu(sata_cmd.enc_len) - 1;
4509 end_addr_low = lower_32_bits(end_addr);
4510 end_addr_high = upper_32_bits(end_addr);
4511 if (end_addr_high != le32_to_cpu(sata_cmd.enc_addr_high)) {
4512 pm8001_dbg(pm8001_ha, FAIL,
4513 "The sg list address start_addr=0x%016llx data_len=0x%x end_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n",
4514 dma_addr,
4515 le32_to_cpu(sata_cmd.enc_len),
4516 end_addr_high, end_addr_low);
4517 pm8001_chip_make_sg(task->scatter, 1,
4518 ccb->buf_prd);
4519 phys_addr = ccb->ccb_dma_handle;
4520 sata_cmd.enc_addr_low =
4521 cpu_to_le32(lower_32_bits(phys_addr));
4522 sata_cmd.enc_addr_high =
4523 cpu_to_le32(upper_32_bits(phys_addr));
4524 sata_cmd.enc_esgl =
4525 cpu_to_le32(1 << 31);
4526 }
4527 } else if (task->num_scatter == 0) {
4528 sata_cmd.enc_addr_low = 0;
4529 sata_cmd.enc_addr_high = 0;
4530 sata_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
4531 sata_cmd.enc_esgl = 0;
4532 }
4533 /* XTS mode. All other fields are 0 */
4534 sata_cmd.key_index_mode = cpu_to_le32(0x6 << 4);
4535
4536 /* set tweak values. Should be the start lba */
4537 sata_cmd.twk_val0 =
4538 cpu_to_le32((sata_cmd.sata_fis.lbal_exp << 24) |
4539 (sata_cmd.sata_fis.lbah << 16) |
4540 (sata_cmd.sata_fis.lbam << 8) |
4541 (sata_cmd.sata_fis.lbal));
4542 sata_cmd.twk_val1 =
4543 cpu_to_le32((sata_cmd.sata_fis.lbah_exp << 8) |
4544 (sata_cmd.sata_fis.lbam_exp));
4545 } else {
4546 pm8001_dbg(pm8001_ha, IO,
4547 "Sending Normal SATA command 0x%x inb %x\n",
4548 sata_cmd.sata_fis.command, q_index);
4549 /* dad (bits 0-1) is 0 */
4550 sata_cmd.retfis_ncqtag_atap_dir_m_dad =
4551 cpu_to_le32((retfis << 24) | ((ncg_tag & 0xff) << 16) |
4552 ((ATAP & 0x3f) << 10) | dir);
4553 /* fill in PRD (scatter/gather) table, if any */
4554 if (task->num_scatter > 1) {
4555 pm8001_chip_make_sg(task->scatter,
4556 ccb->n_elem, ccb->buf_prd);
4557 phys_addr = ccb->ccb_dma_handle;
4558 sata_cmd.addr_low = lower_32_bits(phys_addr);
4559 sata_cmd.addr_high = upper_32_bits(phys_addr);
4560 sata_cmd.esgl = cpu_to_le32(1U << 31);
4561 } else if (task->num_scatter == 1) {
4562 u64 dma_addr = sg_dma_address(task->scatter);
4563
4564 sata_cmd.addr_low = lower_32_bits(dma_addr);
4565 sata_cmd.addr_high = upper_32_bits(dma_addr);
4566 sata_cmd.len = cpu_to_le32(task->total_xfer_len);
4567 sata_cmd.esgl = 0;
4568
4569 /* Check 4G Boundary */
4570 end_addr = dma_addr + le32_to_cpu(sata_cmd.len) - 1;
4571 end_addr_low = lower_32_bits(end_addr);
4572 end_addr_high = upper_32_bits(end_addr);
4573 if (end_addr_high != sata_cmd.addr_high) {
4574 pm8001_dbg(pm8001_ha, FAIL,
4575 "The sg list address start_addr=0x%016llx data_len=0x%xend_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n",
4576 dma_addr,
4577 le32_to_cpu(sata_cmd.len),
4578 end_addr_high, end_addr_low);
4579 pm8001_chip_make_sg(task->scatter, 1,
4580 ccb->buf_prd);
4581 phys_addr = ccb->ccb_dma_handle;
4582 sata_cmd.addr_low = lower_32_bits(phys_addr);
4583 sata_cmd.addr_high = upper_32_bits(phys_addr);
4584 sata_cmd.esgl = cpu_to_le32(1U << 31);
4585 }
4586 } else if (task->num_scatter == 0) {
4587 sata_cmd.addr_low = 0;
4588 sata_cmd.addr_high = 0;
4589 sata_cmd.len = cpu_to_le32(task->total_xfer_len);
4590 sata_cmd.esgl = 0;
4591 }
4592
4593 /* scsi cdb */
4594 sata_cmd.atapi_scsi_cdb[0] =
4595 cpu_to_le32(((task->ata_task.atapi_packet[0]) |
4596 (task->ata_task.atapi_packet[1] << 8) |
4597 (task->ata_task.atapi_packet[2] << 16) |
4598 (task->ata_task.atapi_packet[3] << 24)));
4599 sata_cmd.atapi_scsi_cdb[1] =
4600 cpu_to_le32(((task->ata_task.atapi_packet[4]) |
4601 (task->ata_task.atapi_packet[5] << 8) |
4602 (task->ata_task.atapi_packet[6] << 16) |
4603 (task->ata_task.atapi_packet[7] << 24)));
4604 sata_cmd.atapi_scsi_cdb[2] =
4605 cpu_to_le32(((task->ata_task.atapi_packet[8]) |
4606 (task->ata_task.atapi_packet[9] << 8) |
4607 (task->ata_task.atapi_packet[10] << 16) |
4608 (task->ata_task.atapi_packet[11] << 24)));
4609 sata_cmd.atapi_scsi_cdb[3] =
4610 cpu_to_le32(((task->ata_task.atapi_packet[12]) |
4611 (task->ata_task.atapi_packet[13] << 8) |
4612 (task->ata_task.atapi_packet[14] << 16) |
4613 (task->ata_task.atapi_packet[15] << 24)));
4614 }
4615
4616 trace_pm80xx_request_issue(pm8001_ha->id,
4617 ccb->device ? ccb->device->attached_phy : PM8001_MAX_PHYS,
4618 ccb->ccb_tag, opc,
4619 qc ? qc->tf.command : 0, // ata opcode
4620 ccb->device ? atomic_read(&ccb->device->running_req) : 0);
4621 return pm8001_mpi_build_cmd(pm8001_ha, q_index, opc, &sata_cmd,
4622 sizeof(sata_cmd), q_index);
4623}
4624
4625/**
4626 * pm80xx_chip_phy_start_req - start phy via PHY_START COMMAND
4627 * @pm8001_ha: our hba card information.
4628 * @phy_id: the phy id which we wanted to start up.
4629 */
4630static int
4631pm80xx_chip_phy_start_req(struct pm8001_hba_info *pm8001_ha, u8 phy_id)
4632{
4633 struct phy_start_req payload;
4634 u32 tag = 0x01;
4635 u32 opcode = OPC_INB_PHYSTART;
4636
4637 memset(&payload, 0, sizeof(payload));
4638 payload.tag = cpu_to_le32(tag);
4639
4640 pm8001_dbg(pm8001_ha, INIT, "PHY START REQ for phy_id %d\n", phy_id);
4641
4642 payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE |
4643 LINKMODE_AUTO | pm8001_ha->link_rate | phy_id);
4644 /* SSC Disable and SAS Analog ST configuration */
4645 /*
4646 payload.ase_sh_lm_slr_phyid =
4647 cpu_to_le32(SSC_DISABLE_30 | SAS_ASE | SPINHOLD_DISABLE |
4648 LINKMODE_AUTO | LINKRATE_15 | LINKRATE_30 | LINKRATE_60 |
4649 phy_id);
4650 Have to add "SAS PHY Analog Setup SPASTI 1 Byte" Based on need
4651 */
4652
4653 payload.sas_identify.dev_type = SAS_END_DEVICE;
4654 payload.sas_identify.initiator_bits = SAS_PROTOCOL_ALL;
4655 memcpy(payload.sas_identify.sas_addr,
4656 &pm8001_ha->phy[phy_id].dev_sas_addr, SAS_ADDR_SIZE);
4657 payload.sas_identify.phy_id = phy_id;
4658
4659 return pm8001_mpi_build_cmd(pm8001_ha, 0, opcode, &payload,
4660 sizeof(payload), 0);
4661}
4662
4663/**
4664 * pm80xx_chip_phy_stop_req - start phy via PHY_STOP COMMAND
4665 * @pm8001_ha: our hba card information.
4666 * @phy_id: the phy id which we wanted to start up.
4667 */
4668static int pm80xx_chip_phy_stop_req(struct pm8001_hba_info *pm8001_ha,
4669 u8 phy_id)
4670{
4671 struct phy_stop_req payload;
4672 u32 tag = 0x01;
4673 u32 opcode = OPC_INB_PHYSTOP;
4674
4675 memset(&payload, 0, sizeof(payload));
4676 payload.tag = cpu_to_le32(tag);
4677 payload.phy_id = cpu_to_le32(phy_id);
4678
4679 return pm8001_mpi_build_cmd(pm8001_ha, 0, opcode, &payload,
4680 sizeof(payload), 0);
4681}
4682
4683/*
4684 * see comments on pm8001_mpi_reg_resp.
4685 */
4686static int pm80xx_chip_reg_dev_req(struct pm8001_hba_info *pm8001_ha,
4687 struct pm8001_device *pm8001_dev, u32 flag)
4688{
4689 struct reg_dev_req payload;
4690 u32 opc;
4691 u32 stp_sspsmp_sata = 0x4;
4692 u32 linkrate, phy_id;
4693 int rc;
4694 struct pm8001_ccb_info *ccb;
4695 u8 retryFlag = 0x1;
4696 u16 firstBurstSize = 0;
4697 u16 ITNT = 2000;
4698 struct domain_device *dev = pm8001_dev->sas_device;
4699 struct domain_device *parent_dev = dev->parent;
4700 struct pm8001_port *port = dev->port->lldd_port;
4701
4702 memset(&payload, 0, sizeof(payload));
4703 ccb = pm8001_ccb_alloc(pm8001_ha, pm8001_dev, NULL);
4704 if (!ccb)
4705 return -SAS_QUEUE_FULL;
4706
4707 payload.tag = cpu_to_le32(ccb->ccb_tag);
4708
4709 if (flag == 1) {
4710 stp_sspsmp_sata = 0x02; /*direct attached sata */
4711 } else {
4712 if (pm8001_dev->dev_type == SAS_SATA_DEV)
4713 stp_sspsmp_sata = 0x00; /* stp*/
4714 else if (pm8001_dev->dev_type == SAS_END_DEVICE ||
4715 dev_is_expander(pm8001_dev->dev_type))
4716 stp_sspsmp_sata = 0x01; /*ssp or smp*/
4717 }
4718 if (parent_dev && dev_is_expander(parent_dev->dev_type))
4719 phy_id = parent_dev->ex_dev.ex_phy->phy_id;
4720 else
4721 phy_id = pm8001_dev->attached_phy;
4722
4723 opc = OPC_INB_REG_DEV;
4724
4725 linkrate = (pm8001_dev->sas_device->linkrate < dev->port->linkrate) ?
4726 pm8001_dev->sas_device->linkrate : dev->port->linkrate;
4727
4728 payload.phyid_portid =
4729 cpu_to_le32(((port->port_id) & 0xFF) |
4730 ((phy_id & 0xFF) << 8));
4731
4732 payload.dtype_dlr_mcn_ir_retry = cpu_to_le32((retryFlag & 0x01) |
4733 ((linkrate & 0x0F) << 24) |
4734 ((stp_sspsmp_sata & 0x03) << 28));
4735 payload.firstburstsize_ITNexustimeout =
4736 cpu_to_le32(ITNT | (firstBurstSize * 0x10000));
4737
4738 memcpy(payload.sas_addr, pm8001_dev->sas_device->sas_addr,
4739 SAS_ADDR_SIZE);
4740
4741 pm8001_dbg(pm8001_ha, INIT,
4742 "register device req phy_id 0x%x port_id 0x%x\n", phy_id,
4743 (port->port_id & 0xFF));
4744 rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
4745 sizeof(payload), 0);
4746 if (rc)
4747 pm8001_ccb_free(pm8001_ha, ccb);
4748
4749 return rc;
4750}
4751
4752/**
4753 * pm80xx_chip_phy_ctl_req - support the local phy operation
4754 * @pm8001_ha: our hba card information.
4755 * @phyId: the phy id which we wanted to operate
4756 * @phy_op: phy operation to request
4757 */
4758static int pm80xx_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
4759 u32 phyId, u32 phy_op)
4760{
4761 u32 tag;
4762 int rc;
4763 struct local_phy_ctl_req payload;
4764 u32 opc = OPC_INB_LOCAL_PHY_CONTROL;
4765
4766 memset(&payload, 0, sizeof(payload));
4767 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4768 if (rc)
4769 return rc;
4770
4771 payload.tag = cpu_to_le32(tag);
4772 payload.phyop_phyid =
4773 cpu_to_le32(((phy_op & 0xFF) << 8) | (phyId & 0xFF));
4774
4775 rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
4776 sizeof(payload), 0);
4777 if (rc)
4778 pm8001_tag_free(pm8001_ha, tag);
4779
4780 return rc;
4781}
4782
4783static u32 pm80xx_chip_is_our_interrupt(struct pm8001_hba_info *pm8001_ha)
4784{
4785 u32 value;
4786
4787 if (pm8001_ha->use_msix)
4788 return 1;
4789
4790 value = pm8001_cr32(pm8001_ha, 0, MSGU_ODR);
4791 if (value)
4792 return 1;
4793 return 0;
4794}
4795
4796/**
4797 * pm80xx_chip_isr - PM8001 isr handler.
4798 * @pm8001_ha: our hba card information.
4799 * @vec: irq number.
4800 */
4801static irqreturn_t
4802pm80xx_chip_isr(struct pm8001_hba_info *pm8001_ha, u8 vec)
4803{
4804 pm80xx_chip_interrupt_disable(pm8001_ha, vec);
4805 pm8001_dbg(pm8001_ha, DEVIO,
4806 "irq vec %d, ODMR:0x%x\n",
4807 vec, pm8001_cr32(pm8001_ha, 0, 0x30));
4808 process_oq(pm8001_ha, vec);
4809 pm80xx_chip_interrupt_enable(pm8001_ha, vec);
4810 return IRQ_HANDLED;
4811}
4812
4813static void mpi_set_phy_profile_req(struct pm8001_hba_info *pm8001_ha,
4814 u32 operation, u32 phyid,
4815 u32 length, u32 *buf)
4816{
4817 u32 tag, i, j = 0;
4818 int rc;
4819 struct set_phy_profile_req payload;
4820 u32 opc = OPC_INB_SET_PHY_PROFILE;
4821
4822 memset(&payload, 0, sizeof(payload));
4823 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4824 if (rc) {
4825 pm8001_dbg(pm8001_ha, FAIL, "Invalid tag\n");
4826 return;
4827 }
4828
4829 payload.tag = cpu_to_le32(tag);
4830 payload.ppc_phyid =
4831 cpu_to_le32(((operation & 0xF) << 8) | (phyid & 0xFF));
4832 pm8001_dbg(pm8001_ha, DISC,
4833 " phy profile command for phy %x ,length is %d\n",
4834 le32_to_cpu(payload.ppc_phyid), length);
4835 for (i = length; i < (length + PHY_DWORD_LENGTH - 1); i++) {
4836 payload.reserved[j] = cpu_to_le32(*((u32 *)buf + i));
4837 j++;
4838 }
4839 rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
4840 sizeof(payload), 0);
4841 if (rc)
4842 pm8001_tag_free(pm8001_ha, tag);
4843}
4844
4845void pm8001_set_phy_profile(struct pm8001_hba_info *pm8001_ha,
4846 u32 length, u8 *buf)
4847{
4848 u32 i;
4849
4850 for (i = 0; i < pm8001_ha->chip->n_phy; i++) {
4851 mpi_set_phy_profile_req(pm8001_ha,
4852 SAS_PHY_ANALOG_SETTINGS_PAGE, i, length, (u32 *)buf);
4853 length = length + PHY_DWORD_LENGTH;
4854 }
4855 pm8001_dbg(pm8001_ha, INIT, "phy settings completed\n");
4856}
4857
4858void pm8001_set_phy_profile_single(struct pm8001_hba_info *pm8001_ha,
4859 u32 phy, u32 length, u32 *buf)
4860{
4861 u32 tag, opc;
4862 int rc, i;
4863 struct set_phy_profile_req payload;
4864
4865 memset(&payload, 0, sizeof(payload));
4866
4867 rc = pm8001_tag_alloc(pm8001_ha, &tag);
4868 if (rc) {
4869 pm8001_dbg(pm8001_ha, INIT, "Invalid tag\n");
4870 return;
4871 }
4872
4873 opc = OPC_INB_SET_PHY_PROFILE;
4874
4875 payload.tag = cpu_to_le32(tag);
4876 payload.ppc_phyid =
4877 cpu_to_le32(((SAS_PHY_ANALOG_SETTINGS_PAGE & 0xF) << 8)
4878 | (phy & 0xFF));
4879
4880 for (i = 0; i < length; i++)
4881 payload.reserved[i] = cpu_to_le32(*(buf + i));
4882
4883 rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
4884 sizeof(payload), 0);
4885 if (rc)
4886 pm8001_tag_free(pm8001_ha, tag);
4887
4888 pm8001_dbg(pm8001_ha, INIT, "PHY %d settings applied\n", phy);
4889}
4890const struct pm8001_dispatch pm8001_80xx_dispatch = {
4891 .name = "pmc80xx",
4892 .chip_init = pm80xx_chip_init,
4893 .chip_post_init = pm80xx_chip_post_init,
4894 .chip_soft_rst = pm80xx_chip_soft_rst,
4895 .chip_rst = pm80xx_hw_chip_rst,
4896 .chip_iounmap = pm8001_chip_iounmap,
4897 .isr = pm80xx_chip_isr,
4898 .is_our_interrupt = pm80xx_chip_is_our_interrupt,
4899 .isr_process_oq = process_oq,
4900 .interrupt_enable = pm80xx_chip_interrupt_enable,
4901 .interrupt_disable = pm80xx_chip_interrupt_disable,
4902 .make_prd = pm8001_chip_make_sg,
4903 .smp_req = pm80xx_chip_smp_req,
4904 .ssp_io_req = pm80xx_chip_ssp_io_req,
4905 .sata_req = pm80xx_chip_sata_req,
4906 .phy_start_req = pm80xx_chip_phy_start_req,
4907 .phy_stop_req = pm80xx_chip_phy_stop_req,
4908 .reg_dev_req = pm80xx_chip_reg_dev_req,
4909 .dereg_dev_req = pm8001_chip_dereg_dev_req,
4910 .phy_ctl_req = pm80xx_chip_phy_ctl_req,
4911 .task_abort = pm8001_chip_abort_task,
4912 .ssp_tm_req = pm8001_chip_ssp_tm_req,
4913 .get_nvmd_req = pm8001_chip_get_nvmd_req,
4914 .set_nvmd_req = pm8001_chip_set_nvmd_req,
4915 .fw_flash_update_req = pm8001_chip_fw_flash_update_req,
4916 .set_dev_state_req = pm8001_chip_set_dev_state_req,
4917 .fatal_errors = pm80xx_fatal_errors,
4918 .hw_event_ack_req = pm80xx_hw_event_ack_req,
4919};