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 51 int 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 69 static 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 85 ssize_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) { 181 moreData: 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 */ 387 ssize_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 */ 517 static 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 */ 595 static 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 */ 631 static 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 */ 706 static 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 */ 724 static 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 */ 742 static 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 */ 848 static 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 */ 914 static 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 */ 951 static 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 */ 989 static 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 */ 1049 static 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 1096 static 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 */ 1192 int 1193 pm80xx_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 */ 1236 static int 1237 pm80xx_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 */ 1305 static int 1306 pm80xx_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 */ 1396 static 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 */ 1432 static 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 1475 static 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 1497 static 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 */ 1559 int 1560 pm80xx_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 1594 static int 1595 pm80xx_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 1694 static 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 */ 1722 static void 1723 pm80xx_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 */ 1742 static void 1743 pm80xx_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 */ 1772 static void 1773 mpi_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 */ 2060 static 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 */ 2239 static void 2240 mpi_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 */ 2650 static 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 */ 2851 static void 2852 mpi_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 */ 3072 static 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 3089 static int pm80xx_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha, 3090 u32 phyId, u32 phy_op); 3091 3092 static 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 */ 3123 static void 3124 hw_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 */ 3203 static void 3204 hw_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 */ 3252 static void 3253 hw_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 3329 static 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 */ 3359 static 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 */ 3389 static 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 */ 3621 static 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 */ 3647 static 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 */ 3669 static 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 */ 3682 static 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 */ 3695 static 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 */ 3707 static 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 */ 3742 static 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 */ 3763 static 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 */ 3776 static 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 */ 3790 static 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 3972 static 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 4000 static 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. */ 4082 static 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 4089 static 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 */ 4107 static 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 4219 err_out_2: 4220 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_resp, 1, 4221 DMA_FROM_DEVICE); 4222 err_out: 4223 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_req, 1, 4224 DMA_TO_DEVICE); 4225 return rc; 4226 } 4227 4228 static 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 4238 static 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 4261 static 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 */ 4276 static 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 4426 static 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 */ 4630 static int 4631 pm80xx_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 */ 4668 static 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 */ 4686 static 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 */ 4758 static 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 4783 static 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 */ 4801 static irqreturn_t 4802 pm80xx_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 4813 static 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 4845 void 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 4858 void 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 } 4890 const 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 }; 4920