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_intx_interrupt_enable - enable PM8001 chip interrupt 1719 * @pm8001_ha: our hba card information 1720 */ 1721 static void 1722 pm80xx_chip_intx_interrupt_enable(struct pm8001_hba_info *pm8001_ha) 1723 { 1724 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL); 1725 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL); 1726 } 1727 1728 /** 1729 * pm80xx_chip_intx_interrupt_disable - disable PM8001 chip interrupt 1730 * @pm8001_ha: our hba card information 1731 */ 1732 static void 1733 pm80xx_chip_intx_interrupt_disable(struct pm8001_hba_info *pm8001_ha) 1734 { 1735 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR, ODMR_MASK_ALL); 1736 } 1737 1738 /** 1739 * pm80xx_chip_interrupt_enable - enable PM8001 chip interrupt 1740 * @pm8001_ha: our hba card information 1741 * @vec: interrupt number to enable 1742 */ 1743 static void 1744 pm80xx_chip_interrupt_enable(struct pm8001_hba_info *pm8001_ha, u8 vec) 1745 { 1746 #ifdef PM8001_USE_MSIX 1747 if (vec < 32) 1748 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR, 1U << vec); 1749 else 1750 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR_U, 1751 1U << (vec - 32)); 1752 return; 1753 #endif 1754 pm80xx_chip_intx_interrupt_enable(pm8001_ha); 1755 1756 } 1757 1758 /** 1759 * pm80xx_chip_interrupt_disable - disable PM8001 chip interrupt 1760 * @pm8001_ha: our hba card information 1761 * @vec: interrupt number to disable 1762 */ 1763 static void 1764 pm80xx_chip_interrupt_disable(struct pm8001_hba_info *pm8001_ha, u8 vec) 1765 { 1766 #ifdef PM8001_USE_MSIX 1767 if (vec == 0xFF) { 1768 /* disable all vectors 0-31, 32-63 */ 1769 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, 0xFFFFFFFF); 1770 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_U, 0xFFFFFFFF); 1771 } else if (vec < 32) 1772 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, 1U << vec); 1773 else 1774 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_U, 1775 1U << (vec - 32)); 1776 return; 1777 #endif 1778 pm80xx_chip_intx_interrupt_disable(pm8001_ha); 1779 } 1780 1781 /** 1782 * mpi_ssp_completion - process the event that FW response to the SSP request. 1783 * @pm8001_ha: our hba card information 1784 * @piomb: the message contents of this outbound message. 1785 * 1786 * When FW has completed a ssp request for example a IO request, after it has 1787 * filled the SG data with the data, it will trigger this event representing 1788 * that he has finished the job; please check the corresponding buffer. 1789 * So we will tell the caller who maybe waiting the result to tell upper layer 1790 * that the task has been finished. 1791 */ 1792 static void 1793 mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) 1794 { 1795 struct sas_task *t; 1796 struct pm8001_ccb_info *ccb; 1797 unsigned long flags; 1798 u32 status; 1799 u32 param; 1800 u32 tag; 1801 struct ssp_completion_resp *psspPayload; 1802 struct task_status_struct *ts; 1803 struct ssp_response_iu *iu; 1804 struct pm8001_device *pm8001_dev; 1805 psspPayload = (struct ssp_completion_resp *)(piomb + 4); 1806 status = le32_to_cpu(psspPayload->status); 1807 tag = le32_to_cpu(psspPayload->tag); 1808 ccb = &pm8001_ha->ccb_info[tag]; 1809 if ((status == IO_ABORTED) && ccb->open_retry) { 1810 /* Being completed by another */ 1811 ccb->open_retry = 0; 1812 return; 1813 } 1814 pm8001_dev = ccb->device; 1815 param = le32_to_cpu(psspPayload->param); 1816 t = ccb->task; 1817 1818 if (status && status != IO_UNDERFLOW) 1819 pm8001_dbg(pm8001_ha, FAIL, "sas IO status 0x%x\n", status); 1820 if (unlikely(!t || !t->lldd_task || !t->dev)) 1821 return; 1822 ts = &t->task_status; 1823 1824 pm8001_dbg(pm8001_ha, DEV, 1825 "tag::0x%x, status::0x%x task::0x%p\n", tag, status, t); 1826 1827 /* Print sas address of IO failed device */ 1828 if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) && 1829 (status != IO_UNDERFLOW)) 1830 pm8001_dbg(pm8001_ha, FAIL, "SAS Address of IO Failure Drive:%016llx\n", 1831 SAS_ADDR(t->dev->sas_addr)); 1832 1833 switch (status) { 1834 case IO_SUCCESS: 1835 pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS ,param = 0x%x\n", 1836 param); 1837 if (param == 0) { 1838 ts->resp = SAS_TASK_COMPLETE; 1839 ts->stat = SAS_SAM_STAT_GOOD; 1840 } else { 1841 ts->resp = SAS_TASK_COMPLETE; 1842 ts->stat = SAS_PROTO_RESPONSE; 1843 ts->residual = param; 1844 iu = &psspPayload->ssp_resp_iu; 1845 sas_ssp_task_response(pm8001_ha->dev, t, iu); 1846 } 1847 if (pm8001_dev) 1848 atomic_dec(&pm8001_dev->running_req); 1849 break; 1850 case IO_ABORTED: 1851 pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB Tag\n"); 1852 ts->resp = SAS_TASK_COMPLETE; 1853 ts->stat = SAS_ABORTED_TASK; 1854 if (pm8001_dev) 1855 atomic_dec(&pm8001_dev->running_req); 1856 break; 1857 case IO_UNDERFLOW: 1858 /* SSP Completion with error */ 1859 pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW ,param = 0x%x\n", 1860 param); 1861 ts->resp = SAS_TASK_COMPLETE; 1862 ts->stat = SAS_DATA_UNDERRUN; 1863 ts->residual = param; 1864 if (pm8001_dev) 1865 atomic_dec(&pm8001_dev->running_req); 1866 break; 1867 case IO_NO_DEVICE: 1868 pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n"); 1869 ts->resp = SAS_TASK_UNDELIVERED; 1870 ts->stat = SAS_PHY_DOWN; 1871 if (pm8001_dev) 1872 atomic_dec(&pm8001_dev->running_req); 1873 break; 1874 case IO_XFER_ERROR_BREAK: 1875 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); 1876 ts->resp = SAS_TASK_COMPLETE; 1877 ts->stat = SAS_OPEN_REJECT; 1878 /* Force the midlayer to retry */ 1879 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1880 if (pm8001_dev) 1881 atomic_dec(&pm8001_dev->running_req); 1882 break; 1883 case IO_XFER_ERROR_PHY_NOT_READY: 1884 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n"); 1885 ts->resp = SAS_TASK_COMPLETE; 1886 ts->stat = SAS_OPEN_REJECT; 1887 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1888 if (pm8001_dev) 1889 atomic_dec(&pm8001_dev->running_req); 1890 break; 1891 case IO_XFER_ERROR_INVALID_SSP_RSP_FRAME: 1892 pm8001_dbg(pm8001_ha, IO, 1893 "IO_XFER_ERROR_INVALID_SSP_RSP_FRAME\n"); 1894 ts->resp = SAS_TASK_COMPLETE; 1895 ts->stat = SAS_OPEN_REJECT; 1896 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1897 if (pm8001_dev) 1898 atomic_dec(&pm8001_dev->running_req); 1899 break; 1900 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 1901 pm8001_dbg(pm8001_ha, IO, 1902 "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"); 1903 ts->resp = SAS_TASK_COMPLETE; 1904 ts->stat = SAS_OPEN_REJECT; 1905 ts->open_rej_reason = SAS_OREJ_EPROTO; 1906 if (pm8001_dev) 1907 atomic_dec(&pm8001_dev->running_req); 1908 break; 1909 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 1910 pm8001_dbg(pm8001_ha, IO, 1911 "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"); 1912 ts->resp = SAS_TASK_COMPLETE; 1913 ts->stat = SAS_OPEN_REJECT; 1914 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 1915 if (pm8001_dev) 1916 atomic_dec(&pm8001_dev->running_req); 1917 break; 1918 case IO_OPEN_CNX_ERROR_BREAK: 1919 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n"); 1920 ts->resp = SAS_TASK_COMPLETE; 1921 ts->stat = SAS_OPEN_REJECT; 1922 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1923 if (pm8001_dev) 1924 atomic_dec(&pm8001_dev->running_req); 1925 break; 1926 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 1927 case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED: 1928 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO: 1929 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST: 1930 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE: 1931 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED: 1932 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"); 1933 ts->resp = SAS_TASK_COMPLETE; 1934 ts->stat = SAS_OPEN_REJECT; 1935 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 1936 if (!t->uldd_task) 1937 pm8001_handle_event(pm8001_ha, 1938 pm8001_dev, 1939 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 1940 break; 1941 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 1942 pm8001_dbg(pm8001_ha, IO, 1943 "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"); 1944 ts->resp = SAS_TASK_COMPLETE; 1945 ts->stat = SAS_OPEN_REJECT; 1946 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 1947 if (pm8001_dev) 1948 atomic_dec(&pm8001_dev->running_req); 1949 break; 1950 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 1951 pm8001_dbg(pm8001_ha, IO, 1952 "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"); 1953 ts->resp = SAS_TASK_COMPLETE; 1954 ts->stat = SAS_OPEN_REJECT; 1955 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 1956 if (pm8001_dev) 1957 atomic_dec(&pm8001_dev->running_req); 1958 break; 1959 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 1960 pm8001_dbg(pm8001_ha, IO, 1961 "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"); 1962 ts->resp = SAS_TASK_UNDELIVERED; 1963 ts->stat = SAS_OPEN_REJECT; 1964 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 1965 if (pm8001_dev) 1966 atomic_dec(&pm8001_dev->running_req); 1967 break; 1968 case IO_XFER_ERROR_NAK_RECEIVED: 1969 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n"); 1970 ts->resp = SAS_TASK_COMPLETE; 1971 ts->stat = SAS_OPEN_REJECT; 1972 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1973 if (pm8001_dev) 1974 atomic_dec(&pm8001_dev->running_req); 1975 break; 1976 case IO_XFER_ERROR_ACK_NAK_TIMEOUT: 1977 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"); 1978 ts->resp = SAS_TASK_COMPLETE; 1979 ts->stat = SAS_NAK_R_ERR; 1980 if (pm8001_dev) 1981 atomic_dec(&pm8001_dev->running_req); 1982 break; 1983 case IO_XFER_ERROR_DMA: 1984 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_DMA\n"); 1985 ts->resp = SAS_TASK_COMPLETE; 1986 ts->stat = SAS_OPEN_REJECT; 1987 if (pm8001_dev) 1988 atomic_dec(&pm8001_dev->running_req); 1989 break; 1990 case IO_XFER_OPEN_RETRY_TIMEOUT: 1991 pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n"); 1992 ts->resp = SAS_TASK_COMPLETE; 1993 ts->stat = SAS_OPEN_REJECT; 1994 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1995 if (pm8001_dev) 1996 atomic_dec(&pm8001_dev->running_req); 1997 break; 1998 case IO_XFER_ERROR_OFFSET_MISMATCH: 1999 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n"); 2000 ts->resp = SAS_TASK_COMPLETE; 2001 ts->stat = SAS_OPEN_REJECT; 2002 if (pm8001_dev) 2003 atomic_dec(&pm8001_dev->running_req); 2004 break; 2005 case IO_PORT_IN_RESET: 2006 pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n"); 2007 ts->resp = SAS_TASK_COMPLETE; 2008 ts->stat = SAS_OPEN_REJECT; 2009 if (pm8001_dev) 2010 atomic_dec(&pm8001_dev->running_req); 2011 break; 2012 case IO_DS_NON_OPERATIONAL: 2013 pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n"); 2014 ts->resp = SAS_TASK_COMPLETE; 2015 ts->stat = SAS_OPEN_REJECT; 2016 if (!t->uldd_task) 2017 pm8001_handle_event(pm8001_ha, 2018 pm8001_dev, 2019 IO_DS_NON_OPERATIONAL); 2020 break; 2021 case IO_DS_IN_RECOVERY: 2022 pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n"); 2023 ts->resp = SAS_TASK_COMPLETE; 2024 ts->stat = SAS_OPEN_REJECT; 2025 if (pm8001_dev) 2026 atomic_dec(&pm8001_dev->running_req); 2027 break; 2028 case IO_TM_TAG_NOT_FOUND: 2029 pm8001_dbg(pm8001_ha, IO, "IO_TM_TAG_NOT_FOUND\n"); 2030 ts->resp = SAS_TASK_COMPLETE; 2031 ts->stat = SAS_OPEN_REJECT; 2032 if (pm8001_dev) 2033 atomic_dec(&pm8001_dev->running_req); 2034 break; 2035 case IO_SSP_EXT_IU_ZERO_LEN_ERROR: 2036 pm8001_dbg(pm8001_ha, IO, "IO_SSP_EXT_IU_ZERO_LEN_ERROR\n"); 2037 ts->resp = SAS_TASK_COMPLETE; 2038 ts->stat = SAS_OPEN_REJECT; 2039 if (pm8001_dev) 2040 atomic_dec(&pm8001_dev->running_req); 2041 break; 2042 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: 2043 pm8001_dbg(pm8001_ha, IO, 2044 "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"); 2045 ts->resp = SAS_TASK_COMPLETE; 2046 ts->stat = SAS_OPEN_REJECT; 2047 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2048 if (pm8001_dev) 2049 atomic_dec(&pm8001_dev->running_req); 2050 break; 2051 default: 2052 pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status); 2053 /* not allowed case. Therefore, return failed status */ 2054 ts->resp = SAS_TASK_COMPLETE; 2055 ts->stat = SAS_OPEN_REJECT; 2056 if (pm8001_dev) 2057 atomic_dec(&pm8001_dev->running_req); 2058 break; 2059 } 2060 pm8001_dbg(pm8001_ha, IO, "scsi_status = 0x%x\n ", 2061 psspPayload->ssp_resp_iu.status); 2062 spin_lock_irqsave(&t->task_state_lock, flags); 2063 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 2064 t->task_state_flags |= SAS_TASK_STATE_DONE; 2065 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 2066 spin_unlock_irqrestore(&t->task_state_lock, flags); 2067 pm8001_dbg(pm8001_ha, FAIL, 2068 "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", 2069 t, status, ts->resp, ts->stat); 2070 pm8001_ccb_task_free(pm8001_ha, ccb); 2071 if (t->slow_task) 2072 complete(&t->slow_task->completion); 2073 } else { 2074 spin_unlock_irqrestore(&t->task_state_lock, flags); 2075 pm8001_ccb_task_free_done(pm8001_ha, ccb); 2076 } 2077 } 2078 2079 /*See the comments for mpi_ssp_completion */ 2080 static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha, void *piomb) 2081 { 2082 struct sas_task *t; 2083 unsigned long flags; 2084 struct task_status_struct *ts; 2085 struct pm8001_ccb_info *ccb; 2086 struct pm8001_device *pm8001_dev; 2087 struct ssp_event_resp *psspPayload = 2088 (struct ssp_event_resp *)(piomb + 4); 2089 u32 event = le32_to_cpu(psspPayload->event); 2090 u32 tag = le32_to_cpu(psspPayload->tag); 2091 u32 port_id = le32_to_cpu(psspPayload->port_id); 2092 2093 ccb = &pm8001_ha->ccb_info[tag]; 2094 t = ccb->task; 2095 pm8001_dev = ccb->device; 2096 if (event) 2097 pm8001_dbg(pm8001_ha, FAIL, "sas IO status 0x%x\n", event); 2098 if (unlikely(!t || !t->lldd_task || !t->dev)) 2099 return; 2100 ts = &t->task_status; 2101 pm8001_dbg(pm8001_ha, IOERR, "port_id:0x%x, tag:0x%x, event:0x%x\n", 2102 port_id, tag, event); 2103 switch (event) { 2104 case IO_OVERFLOW: 2105 pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n"); 2106 ts->resp = SAS_TASK_COMPLETE; 2107 ts->stat = SAS_DATA_OVERRUN; 2108 ts->residual = 0; 2109 if (pm8001_dev) 2110 atomic_dec(&pm8001_dev->running_req); 2111 break; 2112 case IO_XFER_ERROR_BREAK: 2113 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); 2114 pm8001_handle_event(pm8001_ha, t, IO_XFER_ERROR_BREAK); 2115 return; 2116 case IO_XFER_ERROR_PHY_NOT_READY: 2117 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\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_PROTOCOL_NOT_SUPPORTED: 2123 pm8001_dbg(pm8001_ha, IO, 2124 "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"); 2125 ts->resp = SAS_TASK_COMPLETE; 2126 ts->stat = SAS_OPEN_REJECT; 2127 ts->open_rej_reason = SAS_OREJ_EPROTO; 2128 break; 2129 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 2130 pm8001_dbg(pm8001_ha, IO, 2131 "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"); 2132 ts->resp = SAS_TASK_COMPLETE; 2133 ts->stat = SAS_OPEN_REJECT; 2134 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2135 break; 2136 case IO_OPEN_CNX_ERROR_BREAK: 2137 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n"); 2138 ts->resp = SAS_TASK_COMPLETE; 2139 ts->stat = SAS_OPEN_REJECT; 2140 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2141 break; 2142 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 2143 case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED: 2144 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO: 2145 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST: 2146 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE: 2147 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED: 2148 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"); 2149 ts->resp = SAS_TASK_COMPLETE; 2150 ts->stat = SAS_OPEN_REJECT; 2151 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2152 if (!t->uldd_task) 2153 pm8001_handle_event(pm8001_ha, 2154 pm8001_dev, 2155 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2156 break; 2157 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 2158 pm8001_dbg(pm8001_ha, IO, 2159 "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"); 2160 ts->resp = SAS_TASK_COMPLETE; 2161 ts->stat = SAS_OPEN_REJECT; 2162 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 2163 break; 2164 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 2165 pm8001_dbg(pm8001_ha, IO, 2166 "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"); 2167 ts->resp = SAS_TASK_COMPLETE; 2168 ts->stat = SAS_OPEN_REJECT; 2169 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 2170 break; 2171 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 2172 pm8001_dbg(pm8001_ha, IO, 2173 "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"); 2174 ts->resp = SAS_TASK_COMPLETE; 2175 ts->stat = SAS_OPEN_REJECT; 2176 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 2177 break; 2178 case IO_XFER_ERROR_NAK_RECEIVED: 2179 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n"); 2180 ts->resp = SAS_TASK_COMPLETE; 2181 ts->stat = SAS_OPEN_REJECT; 2182 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2183 break; 2184 case IO_XFER_ERROR_ACK_NAK_TIMEOUT: 2185 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"); 2186 ts->resp = SAS_TASK_COMPLETE; 2187 ts->stat = SAS_NAK_R_ERR; 2188 break; 2189 case IO_XFER_OPEN_RETRY_TIMEOUT: 2190 pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n"); 2191 pm8001_handle_event(pm8001_ha, t, IO_XFER_OPEN_RETRY_TIMEOUT); 2192 return; 2193 case IO_XFER_ERROR_UNEXPECTED_PHASE: 2194 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_UNEXPECTED_PHASE\n"); 2195 ts->resp = SAS_TASK_COMPLETE; 2196 ts->stat = SAS_DATA_OVERRUN; 2197 break; 2198 case IO_XFER_ERROR_XFER_RDY_OVERRUN: 2199 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_XFER_RDY_OVERRUN\n"); 2200 ts->resp = SAS_TASK_COMPLETE; 2201 ts->stat = SAS_DATA_OVERRUN; 2202 break; 2203 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED: 2204 pm8001_dbg(pm8001_ha, IO, 2205 "IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"); 2206 ts->resp = SAS_TASK_COMPLETE; 2207 ts->stat = SAS_DATA_OVERRUN; 2208 break; 2209 case IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT: 2210 pm8001_dbg(pm8001_ha, IO, 2211 "IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n"); 2212 ts->resp = SAS_TASK_COMPLETE; 2213 ts->stat = SAS_DATA_OVERRUN; 2214 break; 2215 case IO_XFER_ERROR_OFFSET_MISMATCH: 2216 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n"); 2217 ts->resp = SAS_TASK_COMPLETE; 2218 ts->stat = SAS_DATA_OVERRUN; 2219 break; 2220 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN: 2221 pm8001_dbg(pm8001_ha, IO, 2222 "IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"); 2223 ts->resp = SAS_TASK_COMPLETE; 2224 ts->stat = SAS_DATA_OVERRUN; 2225 break; 2226 case IO_XFER_ERROR_INTERNAL_CRC_ERROR: 2227 pm8001_dbg(pm8001_ha, IOERR, 2228 "IO_XFR_ERROR_INTERNAL_CRC_ERROR\n"); 2229 /* TBC: used default set values */ 2230 ts->resp = SAS_TASK_COMPLETE; 2231 ts->stat = SAS_DATA_OVERRUN; 2232 break; 2233 case IO_XFER_CMD_FRAME_ISSUED: 2234 pm8001_dbg(pm8001_ha, IO, "IO_XFER_CMD_FRAME_ISSUED\n"); 2235 return; 2236 default: 2237 pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", event); 2238 /* not allowed case. Therefore, return failed status */ 2239 ts->resp = SAS_TASK_COMPLETE; 2240 ts->stat = SAS_DATA_OVERRUN; 2241 break; 2242 } 2243 spin_lock_irqsave(&t->task_state_lock, flags); 2244 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 2245 t->task_state_flags |= SAS_TASK_STATE_DONE; 2246 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 2247 spin_unlock_irqrestore(&t->task_state_lock, flags); 2248 pm8001_dbg(pm8001_ha, FAIL, 2249 "task 0x%p done with event 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", 2250 t, event, ts->resp, ts->stat); 2251 pm8001_ccb_task_free(pm8001_ha, ccb); 2252 } else { 2253 spin_unlock_irqrestore(&t->task_state_lock, flags); 2254 pm8001_ccb_task_free_done(pm8001_ha, ccb); 2255 } 2256 } 2257 2258 /*See the comments for mpi_ssp_completion */ 2259 static void 2260 mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, 2261 struct outbound_queue_table *circularQ, void *piomb) 2262 { 2263 struct sas_task *t; 2264 struct pm8001_ccb_info *ccb; 2265 u32 param; 2266 u32 status; 2267 u32 tag; 2268 int i, j; 2269 u8 sata_addr_low[4]; 2270 u32 temp_sata_addr_low, temp_sata_addr_hi; 2271 u8 sata_addr_hi[4]; 2272 struct sata_completion_resp *psataPayload; 2273 struct task_status_struct *ts; 2274 struct ata_task_resp *resp ; 2275 u32 *sata_resp; 2276 struct pm8001_device *pm8001_dev; 2277 unsigned long flags; 2278 2279 psataPayload = (struct sata_completion_resp *)(piomb + 4); 2280 status = le32_to_cpu(psataPayload->status); 2281 param = le32_to_cpu(psataPayload->param); 2282 tag = le32_to_cpu(psataPayload->tag); 2283 2284 ccb = &pm8001_ha->ccb_info[tag]; 2285 t = ccb->task; 2286 pm8001_dev = ccb->device; 2287 2288 if (t) { 2289 if (t->dev && (t->dev->lldd_dev)) 2290 pm8001_dev = t->dev->lldd_dev; 2291 } else { 2292 pm8001_dbg(pm8001_ha, FAIL, "task null, freeing CCB tag %d\n", 2293 ccb->ccb_tag); 2294 pm8001_ccb_free(pm8001_ha, ccb); 2295 return; 2296 } 2297 2298 2299 if (pm8001_dev && unlikely(!t->lldd_task || !t->dev)) 2300 return; 2301 2302 ts = &t->task_status; 2303 2304 if (status != IO_SUCCESS) { 2305 pm8001_dbg(pm8001_ha, FAIL, 2306 "IO failed device_id %u status 0x%x tag %d\n", 2307 pm8001_dev->device_id, status, tag); 2308 } 2309 2310 /* Print sas address of IO failed device */ 2311 if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) && 2312 (status != IO_UNDERFLOW)) { 2313 if (!((t->dev->parent) && 2314 (dev_is_expander(t->dev->parent->dev_type)))) { 2315 for (i = 0, j = 4; i <= 3 && j <= 7; i++, j++) 2316 sata_addr_low[i] = pm8001_ha->sas_addr[j]; 2317 for (i = 0, j = 0; i <= 3 && j <= 3; i++, j++) 2318 sata_addr_hi[i] = pm8001_ha->sas_addr[j]; 2319 memcpy(&temp_sata_addr_low, sata_addr_low, 2320 sizeof(sata_addr_low)); 2321 memcpy(&temp_sata_addr_hi, sata_addr_hi, 2322 sizeof(sata_addr_hi)); 2323 temp_sata_addr_hi = (((temp_sata_addr_hi >> 24) & 0xff) 2324 |((temp_sata_addr_hi << 8) & 2325 0xff0000) | 2326 ((temp_sata_addr_hi >> 8) 2327 & 0xff00) | 2328 ((temp_sata_addr_hi << 24) & 2329 0xff000000)); 2330 temp_sata_addr_low = ((((temp_sata_addr_low >> 24) 2331 & 0xff) | 2332 ((temp_sata_addr_low << 8) 2333 & 0xff0000) | 2334 ((temp_sata_addr_low >> 8) 2335 & 0xff00) | 2336 ((temp_sata_addr_low << 24) 2337 & 0xff000000)) + 2338 pm8001_dev->attached_phy + 2339 0x10); 2340 pm8001_dbg(pm8001_ha, FAIL, 2341 "SAS Address of IO Failure Drive:%08x%08x\n", 2342 temp_sata_addr_hi, 2343 temp_sata_addr_low); 2344 2345 } else { 2346 pm8001_dbg(pm8001_ha, FAIL, 2347 "SAS Address of IO Failure Drive:%016llx\n", 2348 SAS_ADDR(t->dev->sas_addr)); 2349 } 2350 } 2351 switch (status) { 2352 case IO_SUCCESS: 2353 pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS\n"); 2354 if (param == 0) { 2355 ts->resp = SAS_TASK_COMPLETE; 2356 ts->stat = SAS_SAM_STAT_GOOD; 2357 } else { 2358 u8 len; 2359 ts->resp = SAS_TASK_COMPLETE; 2360 ts->stat = SAS_PROTO_RESPONSE; 2361 ts->residual = param; 2362 pm8001_dbg(pm8001_ha, IO, 2363 "SAS_PROTO_RESPONSE len = %d\n", 2364 param); 2365 sata_resp = &psataPayload->sata_resp[0]; 2366 resp = (struct ata_task_resp *)ts->buf; 2367 if (t->ata_task.dma_xfer == 0 && 2368 t->data_dir == DMA_FROM_DEVICE) { 2369 len = sizeof(struct pio_setup_fis); 2370 pm8001_dbg(pm8001_ha, IO, 2371 "PIO read len = %d\n", len); 2372 } else if (t->ata_task.use_ncq && 2373 t->data_dir != DMA_NONE) { 2374 len = sizeof(struct set_dev_bits_fis); 2375 pm8001_dbg(pm8001_ha, IO, "FPDMA len = %d\n", 2376 len); 2377 } else { 2378 len = sizeof(struct dev_to_host_fis); 2379 pm8001_dbg(pm8001_ha, IO, "other len = %d\n", 2380 len); 2381 } 2382 if (SAS_STATUS_BUF_SIZE >= sizeof(*resp)) { 2383 resp->frame_len = len; 2384 memcpy(&resp->ending_fis[0], sata_resp, len); 2385 ts->buf_valid_size = sizeof(*resp); 2386 } else 2387 pm8001_dbg(pm8001_ha, IO, 2388 "response too large\n"); 2389 } 2390 if (pm8001_dev) 2391 atomic_dec(&pm8001_dev->running_req); 2392 break; 2393 case IO_ABORTED: 2394 pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB Tag\n"); 2395 ts->resp = SAS_TASK_COMPLETE; 2396 ts->stat = SAS_ABORTED_TASK; 2397 if (pm8001_dev) 2398 atomic_dec(&pm8001_dev->running_req); 2399 break; 2400 /* following cases are to do cases */ 2401 case IO_UNDERFLOW: 2402 /* SATA Completion with error */ 2403 pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW param = %d\n", param); 2404 ts->resp = SAS_TASK_COMPLETE; 2405 ts->stat = SAS_DATA_UNDERRUN; 2406 ts->residual = param; 2407 if (pm8001_dev) 2408 atomic_dec(&pm8001_dev->running_req); 2409 break; 2410 case IO_NO_DEVICE: 2411 pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n"); 2412 ts->resp = SAS_TASK_UNDELIVERED; 2413 ts->stat = SAS_PHY_DOWN; 2414 if (pm8001_dev) 2415 atomic_dec(&pm8001_dev->running_req); 2416 break; 2417 case IO_XFER_ERROR_BREAK: 2418 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); 2419 ts->resp = SAS_TASK_COMPLETE; 2420 ts->stat = SAS_INTERRUPTED; 2421 if (pm8001_dev) 2422 atomic_dec(&pm8001_dev->running_req); 2423 break; 2424 case IO_XFER_ERROR_PHY_NOT_READY: 2425 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n"); 2426 ts->resp = SAS_TASK_COMPLETE; 2427 ts->stat = SAS_OPEN_REJECT; 2428 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2429 if (pm8001_dev) 2430 atomic_dec(&pm8001_dev->running_req); 2431 break; 2432 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 2433 pm8001_dbg(pm8001_ha, IO, 2434 "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"); 2435 ts->resp = SAS_TASK_COMPLETE; 2436 ts->stat = SAS_OPEN_REJECT; 2437 ts->open_rej_reason = SAS_OREJ_EPROTO; 2438 if (pm8001_dev) 2439 atomic_dec(&pm8001_dev->running_req); 2440 break; 2441 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 2442 pm8001_dbg(pm8001_ha, IO, 2443 "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"); 2444 ts->resp = SAS_TASK_COMPLETE; 2445 ts->stat = SAS_OPEN_REJECT; 2446 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2447 if (pm8001_dev) 2448 atomic_dec(&pm8001_dev->running_req); 2449 break; 2450 case IO_OPEN_CNX_ERROR_BREAK: 2451 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n"); 2452 ts->resp = SAS_TASK_COMPLETE; 2453 ts->stat = SAS_OPEN_REJECT; 2454 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; 2455 if (pm8001_dev) 2456 atomic_dec(&pm8001_dev->running_req); 2457 break; 2458 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 2459 case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED: 2460 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO: 2461 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST: 2462 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE: 2463 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED: 2464 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"); 2465 ts->resp = SAS_TASK_COMPLETE; 2466 ts->stat = SAS_DEV_NO_RESPONSE; 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_BAD_DESTINATION: 2482 pm8001_dbg(pm8001_ha, IO, 2483 "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"); 2484 ts->resp = SAS_TASK_UNDELIVERED; 2485 ts->stat = SAS_OPEN_REJECT; 2486 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 2487 if (!t->uldd_task) { 2488 pm8001_handle_event(pm8001_ha, 2489 pm8001_dev, 2490 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2491 ts->resp = SAS_TASK_UNDELIVERED; 2492 ts->stat = SAS_QUEUE_FULL; 2493 spin_unlock_irqrestore(&circularQ->oq_lock, 2494 circularQ->lock_flags); 2495 pm8001_ccb_task_free_done(pm8001_ha, ccb); 2496 spin_lock_irqsave(&circularQ->oq_lock, 2497 circularQ->lock_flags); 2498 return; 2499 } 2500 break; 2501 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 2502 pm8001_dbg(pm8001_ha, IO, 2503 "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"); 2504 ts->resp = SAS_TASK_COMPLETE; 2505 ts->stat = SAS_OPEN_REJECT; 2506 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 2507 if (pm8001_dev) 2508 atomic_dec(&pm8001_dev->running_req); 2509 break; 2510 case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY: 2511 pm8001_dbg(pm8001_ha, IO, 2512 "IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY\n"); 2513 ts->resp = SAS_TASK_COMPLETE; 2514 ts->stat = SAS_DEV_NO_RESPONSE; 2515 if (!t->uldd_task) { 2516 pm8001_handle_event(pm8001_ha, 2517 pm8001_dev, 2518 IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY); 2519 ts->resp = SAS_TASK_UNDELIVERED; 2520 ts->stat = SAS_QUEUE_FULL; 2521 spin_unlock_irqrestore(&circularQ->oq_lock, 2522 circularQ->lock_flags); 2523 pm8001_ccb_task_free_done(pm8001_ha, ccb); 2524 spin_lock_irqsave(&circularQ->oq_lock, 2525 circularQ->lock_flags); 2526 return; 2527 } 2528 break; 2529 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 2530 pm8001_dbg(pm8001_ha, IO, 2531 "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"); 2532 ts->resp = SAS_TASK_COMPLETE; 2533 ts->stat = SAS_OPEN_REJECT; 2534 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 2535 if (pm8001_dev) 2536 atomic_dec(&pm8001_dev->running_req); 2537 break; 2538 case IO_XFER_ERROR_NAK_RECEIVED: 2539 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n"); 2540 ts->resp = SAS_TASK_COMPLETE; 2541 ts->stat = SAS_NAK_R_ERR; 2542 if (pm8001_dev) 2543 atomic_dec(&pm8001_dev->running_req); 2544 break; 2545 case IO_XFER_ERROR_ACK_NAK_TIMEOUT: 2546 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"); 2547 ts->resp = SAS_TASK_COMPLETE; 2548 ts->stat = SAS_NAK_R_ERR; 2549 if (pm8001_dev) 2550 atomic_dec(&pm8001_dev->running_req); 2551 break; 2552 case IO_XFER_ERROR_DMA: 2553 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_DMA\n"); 2554 ts->resp = SAS_TASK_COMPLETE; 2555 ts->stat = SAS_ABORTED_TASK; 2556 if (pm8001_dev) 2557 atomic_dec(&pm8001_dev->running_req); 2558 break; 2559 case IO_XFER_ERROR_SATA_LINK_TIMEOUT: 2560 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_SATA_LINK_TIMEOUT\n"); 2561 ts->resp = SAS_TASK_UNDELIVERED; 2562 ts->stat = SAS_DEV_NO_RESPONSE; 2563 if (pm8001_dev) 2564 atomic_dec(&pm8001_dev->running_req); 2565 break; 2566 case IO_XFER_ERROR_REJECTED_NCQ_MODE: 2567 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_REJECTED_NCQ_MODE\n"); 2568 ts->resp = SAS_TASK_COMPLETE; 2569 ts->stat = SAS_DATA_UNDERRUN; 2570 if (pm8001_dev) 2571 atomic_dec(&pm8001_dev->running_req); 2572 break; 2573 case IO_XFER_OPEN_RETRY_TIMEOUT: 2574 pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n"); 2575 ts->resp = SAS_TASK_COMPLETE; 2576 ts->stat = SAS_OPEN_TO; 2577 if (pm8001_dev) 2578 atomic_dec(&pm8001_dev->running_req); 2579 break; 2580 case IO_PORT_IN_RESET: 2581 pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n"); 2582 ts->resp = SAS_TASK_COMPLETE; 2583 ts->stat = SAS_DEV_NO_RESPONSE; 2584 if (pm8001_dev) 2585 atomic_dec(&pm8001_dev->running_req); 2586 break; 2587 case IO_DS_NON_OPERATIONAL: 2588 pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n"); 2589 ts->resp = SAS_TASK_COMPLETE; 2590 ts->stat = SAS_DEV_NO_RESPONSE; 2591 if (!t->uldd_task) { 2592 pm8001_handle_event(pm8001_ha, pm8001_dev, 2593 IO_DS_NON_OPERATIONAL); 2594 ts->resp = SAS_TASK_UNDELIVERED; 2595 ts->stat = SAS_QUEUE_FULL; 2596 spin_unlock_irqrestore(&circularQ->oq_lock, 2597 circularQ->lock_flags); 2598 pm8001_ccb_task_free_done(pm8001_ha, ccb); 2599 spin_lock_irqsave(&circularQ->oq_lock, 2600 circularQ->lock_flags); 2601 return; 2602 } 2603 break; 2604 case IO_DS_IN_RECOVERY: 2605 pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n"); 2606 ts->resp = SAS_TASK_COMPLETE; 2607 ts->stat = SAS_DEV_NO_RESPONSE; 2608 if (pm8001_dev) 2609 atomic_dec(&pm8001_dev->running_req); 2610 break; 2611 case IO_DS_IN_ERROR: 2612 pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_ERROR\n"); 2613 ts->resp = SAS_TASK_COMPLETE; 2614 ts->stat = SAS_DEV_NO_RESPONSE; 2615 if (!t->uldd_task) { 2616 pm8001_handle_event(pm8001_ha, pm8001_dev, 2617 IO_DS_IN_ERROR); 2618 ts->resp = SAS_TASK_UNDELIVERED; 2619 ts->stat = SAS_QUEUE_FULL; 2620 spin_unlock_irqrestore(&circularQ->oq_lock, 2621 circularQ->lock_flags); 2622 pm8001_ccb_task_free_done(pm8001_ha, ccb); 2623 spin_lock_irqsave(&circularQ->oq_lock, 2624 circularQ->lock_flags); 2625 return; 2626 } 2627 break; 2628 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: 2629 pm8001_dbg(pm8001_ha, IO, 2630 "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"); 2631 ts->resp = SAS_TASK_COMPLETE; 2632 ts->stat = SAS_OPEN_REJECT; 2633 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2634 if (pm8001_dev) 2635 atomic_dec(&pm8001_dev->running_req); 2636 break; 2637 default: 2638 pm8001_dbg(pm8001_ha, DEVIO, 2639 "Unknown status device_id %u status 0x%x tag %d\n", 2640 pm8001_dev->device_id, status, tag); 2641 /* not allowed case. Therefore, return failed status */ 2642 ts->resp = SAS_TASK_COMPLETE; 2643 ts->stat = SAS_DEV_NO_RESPONSE; 2644 if (pm8001_dev) 2645 atomic_dec(&pm8001_dev->running_req); 2646 break; 2647 } 2648 spin_lock_irqsave(&t->task_state_lock, flags); 2649 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 2650 t->task_state_flags |= SAS_TASK_STATE_DONE; 2651 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 2652 spin_unlock_irqrestore(&t->task_state_lock, flags); 2653 pm8001_dbg(pm8001_ha, FAIL, 2654 "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", 2655 t, status, ts->resp, ts->stat); 2656 pm8001_ccb_task_free(pm8001_ha, ccb); 2657 if (t->slow_task) 2658 complete(&t->slow_task->completion); 2659 } else { 2660 spin_unlock_irqrestore(&t->task_state_lock, flags); 2661 spin_unlock_irqrestore(&circularQ->oq_lock, 2662 circularQ->lock_flags); 2663 pm8001_ccb_task_free_done(pm8001_ha, ccb); 2664 spin_lock_irqsave(&circularQ->oq_lock, 2665 circularQ->lock_flags); 2666 } 2667 } 2668 2669 /*See the comments for mpi_ssp_completion */ 2670 static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha, 2671 struct outbound_queue_table *circularQ, void *piomb) 2672 { 2673 struct sas_task *t; 2674 struct task_status_struct *ts; 2675 struct pm8001_ccb_info *ccb; 2676 struct pm8001_device *pm8001_dev; 2677 struct sata_event_resp *psataPayload = 2678 (struct sata_event_resp *)(piomb + 4); 2679 u32 event = le32_to_cpu(psataPayload->event); 2680 u32 tag = le32_to_cpu(psataPayload->tag); 2681 u32 port_id = le32_to_cpu(psataPayload->port_id); 2682 u32 dev_id = le32_to_cpu(psataPayload->device_id); 2683 2684 if (event) 2685 pm8001_dbg(pm8001_ha, FAIL, "SATA EVENT 0x%x\n", event); 2686 2687 /* Check if this is NCQ error */ 2688 if (event == IO_XFER_ERROR_ABORTED_NCQ_MODE) { 2689 /* find device using device id */ 2690 pm8001_dev = pm8001_find_dev(pm8001_ha, dev_id); 2691 /* send read log extension by aborting the link - libata does what we want */ 2692 if (pm8001_dev) 2693 pm8001_handle_event(pm8001_ha, 2694 pm8001_dev, 2695 IO_XFER_ERROR_ABORTED_NCQ_MODE); 2696 return; 2697 } 2698 2699 ccb = &pm8001_ha->ccb_info[tag]; 2700 t = ccb->task; 2701 pm8001_dev = ccb->device; 2702 if (unlikely(!t)) { 2703 pm8001_dbg(pm8001_ha, FAIL, "task null, freeing CCB tag %d\n", 2704 ccb->ccb_tag); 2705 pm8001_ccb_free(pm8001_ha, ccb); 2706 return; 2707 } 2708 2709 if (unlikely(!t->lldd_task || !t->dev)) 2710 return; 2711 2712 ts = &t->task_status; 2713 pm8001_dbg(pm8001_ha, IOERR, "port_id:0x%x, tag:0x%x, event:0x%x\n", 2714 port_id, tag, event); 2715 switch (event) { 2716 case IO_OVERFLOW: 2717 pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n"); 2718 ts->resp = SAS_TASK_COMPLETE; 2719 ts->stat = SAS_DATA_OVERRUN; 2720 ts->residual = 0; 2721 break; 2722 case IO_XFER_ERROR_BREAK: 2723 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); 2724 ts->resp = SAS_TASK_COMPLETE; 2725 ts->stat = SAS_INTERRUPTED; 2726 break; 2727 case IO_XFER_ERROR_PHY_NOT_READY: 2728 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n"); 2729 ts->resp = SAS_TASK_COMPLETE; 2730 ts->stat = SAS_OPEN_REJECT; 2731 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2732 break; 2733 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 2734 pm8001_dbg(pm8001_ha, IO, 2735 "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"); 2736 ts->resp = SAS_TASK_COMPLETE; 2737 ts->stat = SAS_OPEN_REJECT; 2738 ts->open_rej_reason = SAS_OREJ_EPROTO; 2739 break; 2740 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 2741 pm8001_dbg(pm8001_ha, IO, 2742 "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"); 2743 ts->resp = SAS_TASK_COMPLETE; 2744 ts->stat = SAS_OPEN_REJECT; 2745 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2746 break; 2747 case IO_OPEN_CNX_ERROR_BREAK: 2748 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n"); 2749 ts->resp = SAS_TASK_COMPLETE; 2750 ts->stat = SAS_OPEN_REJECT; 2751 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; 2752 break; 2753 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 2754 case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED: 2755 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO: 2756 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST: 2757 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE: 2758 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED: 2759 pm8001_dbg(pm8001_ha, FAIL, 2760 "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"); 2761 ts->resp = SAS_TASK_UNDELIVERED; 2762 ts->stat = SAS_DEV_NO_RESPONSE; 2763 if (!t->uldd_task) { 2764 pm8001_handle_event(pm8001_ha, 2765 pm8001_dev, 2766 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2767 ts->resp = SAS_TASK_COMPLETE; 2768 ts->stat = SAS_QUEUE_FULL; 2769 return; 2770 } 2771 break; 2772 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 2773 pm8001_dbg(pm8001_ha, IO, 2774 "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"); 2775 ts->resp = SAS_TASK_UNDELIVERED; 2776 ts->stat = SAS_OPEN_REJECT; 2777 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 2778 break; 2779 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 2780 pm8001_dbg(pm8001_ha, IO, 2781 "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"); 2782 ts->resp = SAS_TASK_COMPLETE; 2783 ts->stat = SAS_OPEN_REJECT; 2784 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 2785 break; 2786 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 2787 pm8001_dbg(pm8001_ha, IO, 2788 "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"); 2789 ts->resp = SAS_TASK_COMPLETE; 2790 ts->stat = SAS_OPEN_REJECT; 2791 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 2792 break; 2793 case IO_XFER_ERROR_NAK_RECEIVED: 2794 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n"); 2795 ts->resp = SAS_TASK_COMPLETE; 2796 ts->stat = SAS_NAK_R_ERR; 2797 break; 2798 case IO_XFER_ERROR_PEER_ABORTED: 2799 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PEER_ABORTED\n"); 2800 ts->resp = SAS_TASK_COMPLETE; 2801 ts->stat = SAS_NAK_R_ERR; 2802 break; 2803 case IO_XFER_ERROR_REJECTED_NCQ_MODE: 2804 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_REJECTED_NCQ_MODE\n"); 2805 ts->resp = SAS_TASK_COMPLETE; 2806 ts->stat = SAS_DATA_UNDERRUN; 2807 break; 2808 case IO_XFER_OPEN_RETRY_TIMEOUT: 2809 pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n"); 2810 ts->resp = SAS_TASK_COMPLETE; 2811 ts->stat = SAS_OPEN_TO; 2812 break; 2813 case IO_XFER_ERROR_UNEXPECTED_PHASE: 2814 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_UNEXPECTED_PHASE\n"); 2815 ts->resp = SAS_TASK_COMPLETE; 2816 ts->stat = SAS_OPEN_TO; 2817 break; 2818 case IO_XFER_ERROR_XFER_RDY_OVERRUN: 2819 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_XFER_RDY_OVERRUN\n"); 2820 ts->resp = SAS_TASK_COMPLETE; 2821 ts->stat = SAS_OPEN_TO; 2822 break; 2823 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED: 2824 pm8001_dbg(pm8001_ha, IO, 2825 "IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"); 2826 ts->resp = SAS_TASK_COMPLETE; 2827 ts->stat = SAS_OPEN_TO; 2828 break; 2829 case IO_XFER_ERROR_OFFSET_MISMATCH: 2830 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n"); 2831 ts->resp = SAS_TASK_COMPLETE; 2832 ts->stat = SAS_OPEN_TO; 2833 break; 2834 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN: 2835 pm8001_dbg(pm8001_ha, IO, 2836 "IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"); 2837 ts->resp = SAS_TASK_COMPLETE; 2838 ts->stat = SAS_OPEN_TO; 2839 break; 2840 case IO_XFER_CMD_FRAME_ISSUED: 2841 pm8001_dbg(pm8001_ha, IO, "IO_XFER_CMD_FRAME_ISSUED\n"); 2842 break; 2843 case IO_XFER_PIO_SETUP_ERROR: 2844 pm8001_dbg(pm8001_ha, IO, "IO_XFER_PIO_SETUP_ERROR\n"); 2845 ts->resp = SAS_TASK_COMPLETE; 2846 ts->stat = SAS_OPEN_TO; 2847 break; 2848 case IO_XFER_ERROR_INTERNAL_CRC_ERROR: 2849 pm8001_dbg(pm8001_ha, FAIL, 2850 "IO_XFR_ERROR_INTERNAL_CRC_ERROR\n"); 2851 /* TBC: used default set values */ 2852 ts->resp = SAS_TASK_COMPLETE; 2853 ts->stat = SAS_OPEN_TO; 2854 break; 2855 case IO_XFER_DMA_ACTIVATE_TIMEOUT: 2856 pm8001_dbg(pm8001_ha, FAIL, "IO_XFR_DMA_ACTIVATE_TIMEOUT\n"); 2857 /* TBC: used default set values */ 2858 ts->resp = SAS_TASK_COMPLETE; 2859 ts->stat = SAS_OPEN_TO; 2860 break; 2861 default: 2862 pm8001_dbg(pm8001_ha, IO, "Unknown status 0x%x\n", event); 2863 /* not allowed case. Therefore, return failed status */ 2864 ts->resp = SAS_TASK_COMPLETE; 2865 ts->stat = SAS_OPEN_TO; 2866 break; 2867 } 2868 } 2869 2870 /*See the comments for mpi_ssp_completion */ 2871 static void 2872 mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) 2873 { 2874 u32 param, i; 2875 struct sas_task *t; 2876 struct pm8001_ccb_info *ccb; 2877 unsigned long flags; 2878 u32 status; 2879 u32 tag; 2880 struct smp_completion_resp *psmpPayload; 2881 struct task_status_struct *ts; 2882 struct pm8001_device *pm8001_dev; 2883 2884 psmpPayload = (struct smp_completion_resp *)(piomb + 4); 2885 status = le32_to_cpu(psmpPayload->status); 2886 tag = le32_to_cpu(psmpPayload->tag); 2887 2888 ccb = &pm8001_ha->ccb_info[tag]; 2889 param = le32_to_cpu(psmpPayload->param); 2890 t = ccb->task; 2891 ts = &t->task_status; 2892 pm8001_dev = ccb->device; 2893 if (status) 2894 pm8001_dbg(pm8001_ha, FAIL, "smp IO status 0x%x\n", status); 2895 if (unlikely(!t || !t->lldd_task || !t->dev)) 2896 return; 2897 2898 pm8001_dbg(pm8001_ha, DEV, "tag::0x%x status::0x%x\n", tag, status); 2899 2900 switch (status) { 2901 2902 case IO_SUCCESS: 2903 pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS\n"); 2904 ts->resp = SAS_TASK_COMPLETE; 2905 ts->stat = SAS_SAM_STAT_GOOD; 2906 if (pm8001_dev) 2907 atomic_dec(&pm8001_dev->running_req); 2908 if (pm8001_ha->smp_exp_mode == SMP_DIRECT) { 2909 struct scatterlist *sg_resp = &t->smp_task.smp_resp; 2910 u8 *payload; 2911 void *to; 2912 2913 pm8001_dbg(pm8001_ha, IO, 2914 "DIRECT RESPONSE Length:%d\n", 2915 param); 2916 to = kmap_atomic(sg_page(sg_resp)); 2917 payload = to + sg_resp->offset; 2918 for (i = 0; i < param; i++) { 2919 *(payload + i) = psmpPayload->_r_a[i]; 2920 pm8001_dbg(pm8001_ha, IO, 2921 "SMP Byte%d DMA data 0x%x psmp 0x%x\n", 2922 i, *(payload + i), 2923 psmpPayload->_r_a[i]); 2924 } 2925 kunmap_atomic(to); 2926 } 2927 break; 2928 case IO_ABORTED: 2929 pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB\n"); 2930 ts->resp = SAS_TASK_COMPLETE; 2931 ts->stat = SAS_ABORTED_TASK; 2932 if (pm8001_dev) 2933 atomic_dec(&pm8001_dev->running_req); 2934 break; 2935 case IO_OVERFLOW: 2936 pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n"); 2937 ts->resp = SAS_TASK_COMPLETE; 2938 ts->stat = SAS_DATA_OVERRUN; 2939 ts->residual = 0; 2940 if (pm8001_dev) 2941 atomic_dec(&pm8001_dev->running_req); 2942 break; 2943 case IO_NO_DEVICE: 2944 pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n"); 2945 ts->resp = SAS_TASK_COMPLETE; 2946 ts->stat = SAS_PHY_DOWN; 2947 break; 2948 case IO_ERROR_HW_TIMEOUT: 2949 pm8001_dbg(pm8001_ha, IO, "IO_ERROR_HW_TIMEOUT\n"); 2950 ts->resp = SAS_TASK_COMPLETE; 2951 ts->stat = SAS_SAM_STAT_BUSY; 2952 break; 2953 case IO_XFER_ERROR_BREAK: 2954 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); 2955 ts->resp = SAS_TASK_COMPLETE; 2956 ts->stat = SAS_SAM_STAT_BUSY; 2957 break; 2958 case IO_XFER_ERROR_PHY_NOT_READY: 2959 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n"); 2960 ts->resp = SAS_TASK_COMPLETE; 2961 ts->stat = SAS_SAM_STAT_BUSY; 2962 break; 2963 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 2964 pm8001_dbg(pm8001_ha, IO, 2965 "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"); 2966 ts->resp = SAS_TASK_COMPLETE; 2967 ts->stat = SAS_OPEN_REJECT; 2968 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2969 break; 2970 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 2971 pm8001_dbg(pm8001_ha, IO, 2972 "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"); 2973 ts->resp = SAS_TASK_COMPLETE; 2974 ts->stat = SAS_OPEN_REJECT; 2975 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2976 break; 2977 case IO_OPEN_CNX_ERROR_BREAK: 2978 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n"); 2979 ts->resp = SAS_TASK_COMPLETE; 2980 ts->stat = SAS_OPEN_REJECT; 2981 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; 2982 break; 2983 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 2984 case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED: 2985 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO: 2986 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST: 2987 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE: 2988 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED: 2989 pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"); 2990 ts->resp = SAS_TASK_COMPLETE; 2991 ts->stat = SAS_OPEN_REJECT; 2992 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2993 pm8001_handle_event(pm8001_ha, 2994 pm8001_dev, 2995 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2996 break; 2997 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 2998 pm8001_dbg(pm8001_ha, IO, 2999 "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"); 3000 ts->resp = SAS_TASK_COMPLETE; 3001 ts->stat = SAS_OPEN_REJECT; 3002 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 3003 break; 3004 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 3005 pm8001_dbg(pm8001_ha, IO, 3006 "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"); 3007 ts->resp = SAS_TASK_COMPLETE; 3008 ts->stat = SAS_OPEN_REJECT; 3009 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 3010 break; 3011 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 3012 pm8001_dbg(pm8001_ha, IO, 3013 "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"); 3014 ts->resp = SAS_TASK_COMPLETE; 3015 ts->stat = SAS_OPEN_REJECT; 3016 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 3017 break; 3018 case IO_XFER_ERROR_RX_FRAME: 3019 pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_RX_FRAME\n"); 3020 ts->resp = SAS_TASK_COMPLETE; 3021 ts->stat = SAS_DEV_NO_RESPONSE; 3022 break; 3023 case IO_XFER_OPEN_RETRY_TIMEOUT: 3024 pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n"); 3025 ts->resp = SAS_TASK_COMPLETE; 3026 ts->stat = SAS_OPEN_REJECT; 3027 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 3028 break; 3029 case IO_ERROR_INTERNAL_SMP_RESOURCE: 3030 pm8001_dbg(pm8001_ha, IO, "IO_ERROR_INTERNAL_SMP_RESOURCE\n"); 3031 ts->resp = SAS_TASK_COMPLETE; 3032 ts->stat = SAS_QUEUE_FULL; 3033 break; 3034 case IO_PORT_IN_RESET: 3035 pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n"); 3036 ts->resp = SAS_TASK_COMPLETE; 3037 ts->stat = SAS_OPEN_REJECT; 3038 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 3039 break; 3040 case IO_DS_NON_OPERATIONAL: 3041 pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n"); 3042 ts->resp = SAS_TASK_COMPLETE; 3043 ts->stat = SAS_DEV_NO_RESPONSE; 3044 break; 3045 case IO_DS_IN_RECOVERY: 3046 pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n"); 3047 ts->resp = SAS_TASK_COMPLETE; 3048 ts->stat = SAS_OPEN_REJECT; 3049 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 3050 break; 3051 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: 3052 pm8001_dbg(pm8001_ha, IO, 3053 "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"); 3054 ts->resp = SAS_TASK_COMPLETE; 3055 ts->stat = SAS_OPEN_REJECT; 3056 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 3057 break; 3058 default: 3059 pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status); 3060 ts->resp = SAS_TASK_COMPLETE; 3061 ts->stat = SAS_DEV_NO_RESPONSE; 3062 /* not allowed case. Therefore, return failed status */ 3063 break; 3064 } 3065 spin_lock_irqsave(&t->task_state_lock, flags); 3066 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 3067 t->task_state_flags |= SAS_TASK_STATE_DONE; 3068 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 3069 spin_unlock_irqrestore(&t->task_state_lock, flags); 3070 pm8001_dbg(pm8001_ha, FAIL, 3071 "task 0x%p done with io_status 0x%x resp 0x%xstat 0x%x but aborted by upper layer!\n", 3072 t, status, ts->resp, ts->stat); 3073 pm8001_ccb_task_free(pm8001_ha, ccb); 3074 } else { 3075 spin_unlock_irqrestore(&t->task_state_lock, flags); 3076 pm8001_ccb_task_free(pm8001_ha, ccb); 3077 mb();/* in order to force CPU ordering */ 3078 t->task_done(t); 3079 } 3080 } 3081 3082 /** 3083 * pm80xx_hw_event_ack_req- For PM8001, some events need to acknowledge to FW. 3084 * @pm8001_ha: our hba card information 3085 * @Qnum: the outbound queue message number. 3086 * @SEA: source of event to ack 3087 * @port_id: port id. 3088 * @phyId: phy id. 3089 * @param0: parameter 0. 3090 * @param1: parameter 1. 3091 */ 3092 static void pm80xx_hw_event_ack_req(struct pm8001_hba_info *pm8001_ha, 3093 u32 Qnum, u32 SEA, u32 port_id, u32 phyId, u32 param0, u32 param1) 3094 { 3095 struct hw_event_ack_req payload; 3096 u32 opc = OPC_INB_SAS_HW_EVENT_ACK; 3097 3098 memset((u8 *)&payload, 0, sizeof(payload)); 3099 payload.tag = cpu_to_le32(1); 3100 payload.phyid_sea_portid = cpu_to_le32(((SEA & 0xFFFF) << 8) | 3101 ((phyId & 0xFF) << 24) | (port_id & 0xFF)); 3102 payload.param0 = cpu_to_le32(param0); 3103 payload.param1 = cpu_to_le32(param1); 3104 3105 pm8001_mpi_build_cmd(pm8001_ha, Qnum, opc, &payload, 3106 sizeof(payload), 0); 3107 } 3108 3109 static int pm80xx_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha, 3110 u32 phyId, u32 phy_op); 3111 3112 static void hw_event_port_recover(struct pm8001_hba_info *pm8001_ha, 3113 void *piomb) 3114 { 3115 struct hw_event_resp *pPayload = (struct hw_event_resp *)(piomb + 4); 3116 u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate); 3117 u8 phy_id = (u8)((phyid_npip_portstate & 0xFF0000) >> 16); 3118 u32 lr_status_evt_portid = 3119 le32_to_cpu(pPayload->lr_status_evt_portid); 3120 u8 deviceType = pPayload->sas_identify.dev_type; 3121 u8 link_rate = (u8)((lr_status_evt_portid & 0xF0000000) >> 28); 3122 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3123 u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF); 3124 struct pm8001_port *port = &pm8001_ha->port[port_id]; 3125 3126 if (deviceType == SAS_END_DEVICE) { 3127 pm80xx_chip_phy_ctl_req(pm8001_ha, phy_id, 3128 PHY_NOTIFY_ENABLE_SPINUP); 3129 } 3130 3131 port->wide_port_phymap |= (1U << phy_id); 3132 pm8001_get_lrate_mode(phy, link_rate); 3133 phy->sas_phy.oob_mode = SAS_OOB_MODE; 3134 phy->phy_state = PHY_STATE_LINK_UP_SPCV; 3135 phy->phy_attached = 1; 3136 } 3137 3138 /** 3139 * hw_event_sas_phy_up - FW tells me a SAS phy up event. 3140 * @pm8001_ha: our hba card information 3141 * @piomb: IO message buffer 3142 */ 3143 static void 3144 hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) 3145 { 3146 struct hw_event_resp *pPayload = 3147 (struct hw_event_resp *)(piomb + 4); 3148 u32 lr_status_evt_portid = 3149 le32_to_cpu(pPayload->lr_status_evt_portid); 3150 u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate); 3151 3152 u8 link_rate = 3153 (u8)((lr_status_evt_portid & 0xF0000000) >> 28); 3154 u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF); 3155 u8 phy_id = 3156 (u8)((phyid_npip_portstate & 0xFF0000) >> 16); 3157 u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F); 3158 3159 struct pm8001_port *port = &pm8001_ha->port[port_id]; 3160 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3161 unsigned long flags; 3162 u8 deviceType = pPayload->sas_identify.dev_type; 3163 phy->port = port; 3164 port->port_id = port_id; 3165 port->port_state = portstate; 3166 port->wide_port_phymap |= (1U << phy_id); 3167 phy->phy_state = PHY_STATE_LINK_UP_SPCV; 3168 pm8001_dbg(pm8001_ha, MSG, 3169 "portid:%d; phyid:%d; linkrate:%d; portstate:%x; devicetype:%x\n", 3170 port_id, phy_id, link_rate, portstate, deviceType); 3171 3172 switch (deviceType) { 3173 case SAS_PHY_UNUSED: 3174 pm8001_dbg(pm8001_ha, MSG, "device type no device.\n"); 3175 break; 3176 case SAS_END_DEVICE: 3177 pm8001_dbg(pm8001_ha, MSG, "end device.\n"); 3178 pm80xx_chip_phy_ctl_req(pm8001_ha, phy_id, 3179 PHY_NOTIFY_ENABLE_SPINUP); 3180 port->port_attached = 1; 3181 pm8001_get_lrate_mode(phy, link_rate); 3182 break; 3183 case SAS_EDGE_EXPANDER_DEVICE: 3184 pm8001_dbg(pm8001_ha, MSG, "expander device.\n"); 3185 port->port_attached = 1; 3186 pm8001_get_lrate_mode(phy, link_rate); 3187 break; 3188 case SAS_FANOUT_EXPANDER_DEVICE: 3189 pm8001_dbg(pm8001_ha, MSG, "fanout expander device.\n"); 3190 port->port_attached = 1; 3191 pm8001_get_lrate_mode(phy, link_rate); 3192 break; 3193 default: 3194 pm8001_dbg(pm8001_ha, DEVIO, "unknown device type(%x)\n", 3195 deviceType); 3196 break; 3197 } 3198 phy->phy_type |= PORT_TYPE_SAS; 3199 phy->identify.device_type = deviceType; 3200 phy->phy_attached = 1; 3201 if (phy->identify.device_type == SAS_END_DEVICE) 3202 phy->identify.target_port_protocols = SAS_PROTOCOL_SSP; 3203 else if (phy->identify.device_type != SAS_PHY_UNUSED) 3204 phy->identify.target_port_protocols = SAS_PROTOCOL_SMP; 3205 phy->sas_phy.oob_mode = SAS_OOB_MODE; 3206 sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE, GFP_ATOMIC); 3207 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags); 3208 memcpy(phy->frame_rcvd, &pPayload->sas_identify, 3209 sizeof(struct sas_identify_frame)-4); 3210 phy->frame_rcvd_size = sizeof(struct sas_identify_frame) - 4; 3211 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr); 3212 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags); 3213 if (pm8001_ha->flags == PM8001F_RUN_TIME) 3214 mdelay(200); /* delay a moment to wait for disk to spin up */ 3215 pm8001_bytes_dmaed(pm8001_ha, phy_id); 3216 } 3217 3218 /** 3219 * hw_event_sata_phy_up - FW tells me a SATA phy up event. 3220 * @pm8001_ha: our hba card information 3221 * @piomb: IO message buffer 3222 */ 3223 static void 3224 hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) 3225 { 3226 struct hw_event_resp *pPayload = 3227 (struct hw_event_resp *)(piomb + 4); 3228 u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate); 3229 u32 lr_status_evt_portid = 3230 le32_to_cpu(pPayload->lr_status_evt_portid); 3231 u8 link_rate = 3232 (u8)((lr_status_evt_portid & 0xF0000000) >> 28); 3233 u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF); 3234 u8 phy_id = 3235 (u8)((phyid_npip_portstate & 0xFF0000) >> 16); 3236 3237 u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F); 3238 3239 struct pm8001_port *port = &pm8001_ha->port[port_id]; 3240 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3241 unsigned long flags; 3242 pm8001_dbg(pm8001_ha, DEVIO, 3243 "port id %d, phy id %d link_rate %d portstate 0x%x\n", 3244 port_id, phy_id, link_rate, portstate); 3245 3246 phy->port = port; 3247 port->port_id = port_id; 3248 port->port_state = portstate; 3249 phy->phy_state = PHY_STATE_LINK_UP_SPCV; 3250 port->port_attached = 1; 3251 pm8001_get_lrate_mode(phy, link_rate); 3252 phy->phy_type |= PORT_TYPE_SATA; 3253 phy->phy_attached = 1; 3254 phy->sas_phy.oob_mode = SATA_OOB_MODE; 3255 sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE, GFP_ATOMIC); 3256 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags); 3257 memcpy(phy->frame_rcvd, ((u8 *)&pPayload->sata_fis - 4), 3258 sizeof(struct dev_to_host_fis)); 3259 phy->frame_rcvd_size = sizeof(struct dev_to_host_fis); 3260 phy->identify.target_port_protocols = SAS_PROTOCOL_SATA; 3261 phy->identify.device_type = SAS_SATA_DEV; 3262 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr); 3263 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags); 3264 pm8001_bytes_dmaed(pm8001_ha, phy_id); 3265 } 3266 3267 /** 3268 * hw_event_phy_down - we should notify the libsas the phy is down. 3269 * @pm8001_ha: our hba card information 3270 * @piomb: IO message buffer 3271 */ 3272 static void 3273 hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb) 3274 { 3275 struct hw_event_resp *pPayload = 3276 (struct hw_event_resp *)(piomb + 4); 3277 3278 u32 lr_status_evt_portid = 3279 le32_to_cpu(pPayload->lr_status_evt_portid); 3280 u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF); 3281 u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate); 3282 u8 phy_id = 3283 (u8)((phyid_npip_portstate & 0xFF0000) >> 16); 3284 u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F); 3285 3286 struct pm8001_port *port = &pm8001_ha->port[port_id]; 3287 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3288 u32 port_sata = (phy->phy_type & PORT_TYPE_SATA); 3289 port->port_state = portstate; 3290 phy->identify.device_type = 0; 3291 phy->phy_attached = 0; 3292 switch (portstate) { 3293 case PORT_VALID: 3294 break; 3295 case PORT_INVALID: 3296 pm8001_dbg(pm8001_ha, MSG, " PortInvalid portID %d\n", 3297 port_id); 3298 pm8001_dbg(pm8001_ha, MSG, 3299 " Last phy Down and port invalid\n"); 3300 if (port_sata) { 3301 phy->phy_type = 0; 3302 port->port_attached = 0; 3303 pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN, 3304 port_id, phy_id, 0, 0); 3305 } 3306 sas_phy_disconnected(&phy->sas_phy); 3307 break; 3308 case PORT_IN_RESET: 3309 pm8001_dbg(pm8001_ha, MSG, " Port In Reset portID %d\n", 3310 port_id); 3311 break; 3312 case PORT_NOT_ESTABLISHED: 3313 pm8001_dbg(pm8001_ha, MSG, 3314 " Phy Down and PORT_NOT_ESTABLISHED\n"); 3315 port->port_attached = 0; 3316 break; 3317 case PORT_LOSTCOMM: 3318 pm8001_dbg(pm8001_ha, MSG, " Phy Down and PORT_LOSTCOMM\n"); 3319 pm8001_dbg(pm8001_ha, MSG, 3320 " Last phy Down and port invalid\n"); 3321 if (port_sata) { 3322 port->port_attached = 0; 3323 phy->phy_type = 0; 3324 pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN, 3325 port_id, phy_id, 0, 0); 3326 } 3327 sas_phy_disconnected(&phy->sas_phy); 3328 break; 3329 default: 3330 port->port_attached = 0; 3331 pm8001_dbg(pm8001_ha, DEVIO, 3332 " Phy Down and(default) = 0x%x\n", 3333 portstate); 3334 break; 3335 3336 } 3337 if (port_sata && (portstate != PORT_IN_RESET)) 3338 sas_notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL, 3339 GFP_ATOMIC); 3340 } 3341 3342 static int mpi_phy_start_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3343 { 3344 struct phy_start_resp *pPayload = 3345 (struct phy_start_resp *)(piomb + 4); 3346 u32 status = 3347 le32_to_cpu(pPayload->status); 3348 u32 phy_id = 3349 le32_to_cpu(pPayload->phyid) & 0xFF; 3350 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3351 3352 pm8001_dbg(pm8001_ha, INIT, 3353 "phy start resp status:0x%x, phyid:0x%x\n", 3354 status, phy_id); 3355 if (status == 0) 3356 phy->phy_state = PHY_LINK_DOWN; 3357 3358 if (pm8001_ha->flags == PM8001F_RUN_TIME && 3359 phy->enable_completion != NULL) { 3360 complete(phy->enable_completion); 3361 phy->enable_completion = NULL; 3362 } 3363 return 0; 3364 3365 } 3366 3367 /** 3368 * mpi_thermal_hw_event - a thermal hw event has come. 3369 * @pm8001_ha: our hba card information 3370 * @piomb: IO message buffer 3371 */ 3372 static int mpi_thermal_hw_event(struct pm8001_hba_info *pm8001_ha, void *piomb) 3373 { 3374 struct thermal_hw_event *pPayload = 3375 (struct thermal_hw_event *)(piomb + 4); 3376 3377 u32 thermal_event = le32_to_cpu(pPayload->thermal_event); 3378 u32 rht_lht = le32_to_cpu(pPayload->rht_lht); 3379 3380 if (thermal_event & 0x40) { 3381 pm8001_dbg(pm8001_ha, IO, 3382 "Thermal Event: Local high temperature violated!\n"); 3383 pm8001_dbg(pm8001_ha, IO, 3384 "Thermal Event: Measured local high temperature %d\n", 3385 ((rht_lht & 0xFF00) >> 8)); 3386 } 3387 if (thermal_event & 0x10) { 3388 pm8001_dbg(pm8001_ha, IO, 3389 "Thermal Event: Remote high temperature violated!\n"); 3390 pm8001_dbg(pm8001_ha, IO, 3391 "Thermal Event: Measured remote high temperature %d\n", 3392 ((rht_lht & 0xFF000000) >> 24)); 3393 } 3394 return 0; 3395 } 3396 3397 /** 3398 * mpi_hw_event - The hw event has come. 3399 * @pm8001_ha: our hba card information 3400 * @piomb: IO message buffer 3401 */ 3402 static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void *piomb) 3403 { 3404 unsigned long flags, i; 3405 struct hw_event_resp *pPayload = 3406 (struct hw_event_resp *)(piomb + 4); 3407 u32 lr_status_evt_portid = 3408 le32_to_cpu(pPayload->lr_status_evt_portid); 3409 u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate); 3410 u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF); 3411 u8 phy_id = 3412 (u8)((phyid_npip_portstate & 0xFF0000) >> 16); 3413 u16 eventType = 3414 (u16)((lr_status_evt_portid & 0x00FFFF00) >> 8); 3415 u8 status = 3416 (u8)((lr_status_evt_portid & 0x0F000000) >> 24); 3417 struct sas_ha_struct *sas_ha = pm8001_ha->sas; 3418 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3419 struct pm8001_port *port = &pm8001_ha->port[port_id]; 3420 struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id]; 3421 pm8001_dbg(pm8001_ha, DEV, 3422 "portid:%d phyid:%d event:0x%x status:0x%x\n", 3423 port_id, phy_id, eventType, status); 3424 3425 switch (eventType) { 3426 3427 case HW_EVENT_SAS_PHY_UP: 3428 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_START_STATUS\n"); 3429 hw_event_sas_phy_up(pm8001_ha, piomb); 3430 break; 3431 case HW_EVENT_SATA_PHY_UP: 3432 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_SATA_PHY_UP\n"); 3433 hw_event_sata_phy_up(pm8001_ha, piomb); 3434 break; 3435 case HW_EVENT_SATA_SPINUP_HOLD: 3436 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_SATA_SPINUP_HOLD\n"); 3437 sas_notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD, 3438 GFP_ATOMIC); 3439 break; 3440 case HW_EVENT_PHY_DOWN: 3441 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_DOWN\n"); 3442 hw_event_phy_down(pm8001_ha, piomb); 3443 phy->phy_attached = 0; 3444 phy->phy_state = PHY_LINK_DISABLE; 3445 break; 3446 case HW_EVENT_PORT_INVALID: 3447 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_INVALID\n"); 3448 sas_phy_disconnected(sas_phy); 3449 phy->phy_attached = 0; 3450 sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR, 3451 GFP_ATOMIC); 3452 break; 3453 /* the broadcast change primitive received, tell the LIBSAS this event 3454 to revalidate the sas domain*/ 3455 case HW_EVENT_BROADCAST_CHANGE: 3456 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_CHANGE\n"); 3457 pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_BROADCAST_CHANGE, 3458 port_id, phy_id, 1, 0); 3459 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); 3460 sas_phy->sas_prim = HW_EVENT_BROADCAST_CHANGE; 3461 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); 3462 sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD, 3463 GFP_ATOMIC); 3464 break; 3465 case HW_EVENT_PHY_ERROR: 3466 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_ERROR\n"); 3467 sas_phy_disconnected(&phy->sas_phy); 3468 phy->phy_attached = 0; 3469 sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR, GFP_ATOMIC); 3470 break; 3471 case HW_EVENT_BROADCAST_EXP: 3472 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_EXP\n"); 3473 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); 3474 sas_phy->sas_prim = HW_EVENT_BROADCAST_EXP; 3475 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); 3476 sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD, 3477 GFP_ATOMIC); 3478 break; 3479 case HW_EVENT_LINK_ERR_INVALID_DWORD: 3480 pm8001_dbg(pm8001_ha, MSG, 3481 "HW_EVENT_LINK_ERR_INVALID_DWORD\n"); 3482 pm80xx_hw_event_ack_req(pm8001_ha, 0, 3483 HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0); 3484 break; 3485 case HW_EVENT_LINK_ERR_DISPARITY_ERROR: 3486 pm8001_dbg(pm8001_ha, MSG, 3487 "HW_EVENT_LINK_ERR_DISPARITY_ERROR\n"); 3488 pm80xx_hw_event_ack_req(pm8001_ha, 0, 3489 HW_EVENT_LINK_ERR_DISPARITY_ERROR, 3490 port_id, phy_id, 0, 0); 3491 break; 3492 case HW_EVENT_LINK_ERR_CODE_VIOLATION: 3493 pm8001_dbg(pm8001_ha, MSG, 3494 "HW_EVENT_LINK_ERR_CODE_VIOLATION\n"); 3495 pm80xx_hw_event_ack_req(pm8001_ha, 0, 3496 HW_EVENT_LINK_ERR_CODE_VIOLATION, 3497 port_id, phy_id, 0, 0); 3498 break; 3499 case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH: 3500 pm8001_dbg(pm8001_ha, MSG, 3501 "HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n"); 3502 pm80xx_hw_event_ack_req(pm8001_ha, 0, 3503 HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH, 3504 port_id, phy_id, 0, 0); 3505 break; 3506 case HW_EVENT_MALFUNCTION: 3507 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_MALFUNCTION\n"); 3508 break; 3509 case HW_EVENT_BROADCAST_SES: 3510 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_SES\n"); 3511 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); 3512 sas_phy->sas_prim = HW_EVENT_BROADCAST_SES; 3513 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); 3514 sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD, 3515 GFP_ATOMIC); 3516 break; 3517 case HW_EVENT_INBOUND_CRC_ERROR: 3518 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_INBOUND_CRC_ERROR\n"); 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, MSG, "HW_EVENT_HARD_RESET_RECEIVED\n"); 3525 sas_notify_port_event(sas_phy, PORTE_HARD_RESET, GFP_ATOMIC); 3526 break; 3527 case HW_EVENT_ID_FRAME_TIMEOUT: 3528 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_ID_FRAME_TIMEOUT\n"); 3529 sas_phy_disconnected(sas_phy); 3530 phy->phy_attached = 0; 3531 sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR, 3532 GFP_ATOMIC); 3533 break; 3534 case HW_EVENT_LINK_ERR_PHY_RESET_FAILED: 3535 pm8001_dbg(pm8001_ha, MSG, 3536 "HW_EVENT_LINK_ERR_PHY_RESET_FAILED\n"); 3537 pm80xx_hw_event_ack_req(pm8001_ha, 0, 3538 HW_EVENT_LINK_ERR_PHY_RESET_FAILED, 3539 port_id, phy_id, 0, 0); 3540 sas_phy_disconnected(sas_phy); 3541 phy->phy_attached = 0; 3542 sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR, 3543 GFP_ATOMIC); 3544 break; 3545 case HW_EVENT_PORT_RESET_TIMER_TMO: 3546 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RESET_TIMER_TMO\n"); 3547 if (!pm8001_ha->phy[phy_id].reset_completion) { 3548 pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN, 3549 port_id, phy_id, 0, 0); 3550 } 3551 sas_phy_disconnected(sas_phy); 3552 phy->phy_attached = 0; 3553 sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR, 3554 GFP_ATOMIC); 3555 if (pm8001_ha->phy[phy_id].reset_completion) { 3556 pm8001_ha->phy[phy_id].port_reset_status = 3557 PORT_RESET_TMO; 3558 complete(pm8001_ha->phy[phy_id].reset_completion); 3559 pm8001_ha->phy[phy_id].reset_completion = NULL; 3560 } 3561 break; 3562 case HW_EVENT_PORT_RECOVERY_TIMER_TMO: 3563 pm8001_dbg(pm8001_ha, MSG, 3564 "HW_EVENT_PORT_RECOVERY_TIMER_TMO\n"); 3565 pm80xx_hw_event_ack_req(pm8001_ha, 0, 3566 HW_EVENT_PORT_RECOVERY_TIMER_TMO, 3567 port_id, phy_id, 0, 0); 3568 for (i = 0; i < pm8001_ha->chip->n_phy; i++) { 3569 if (port->wide_port_phymap & (1 << i)) { 3570 phy = &pm8001_ha->phy[i]; 3571 sas_notify_phy_event(&phy->sas_phy, 3572 PHYE_LOSS_OF_SIGNAL, GFP_ATOMIC); 3573 port->wide_port_phymap &= ~(1 << i); 3574 } 3575 } 3576 break; 3577 case HW_EVENT_PORT_RECOVER: 3578 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RECOVER\n"); 3579 hw_event_port_recover(pm8001_ha, piomb); 3580 break; 3581 case HW_EVENT_PORT_RESET_COMPLETE: 3582 pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RESET_COMPLETE\n"); 3583 if (pm8001_ha->phy[phy_id].reset_completion) { 3584 pm8001_ha->phy[phy_id].port_reset_status = 3585 PORT_RESET_SUCCESS; 3586 complete(pm8001_ha->phy[phy_id].reset_completion); 3587 pm8001_ha->phy[phy_id].reset_completion = NULL; 3588 } 3589 break; 3590 case EVENT_BROADCAST_ASYNCH_EVENT: 3591 pm8001_dbg(pm8001_ha, MSG, "EVENT_BROADCAST_ASYNCH_EVENT\n"); 3592 break; 3593 default: 3594 pm8001_dbg(pm8001_ha, DEVIO, "Unknown event type 0x%x\n", 3595 eventType); 3596 break; 3597 } 3598 return 0; 3599 } 3600 3601 /** 3602 * mpi_phy_stop_resp - SPCv specific 3603 * @pm8001_ha: our hba card information 3604 * @piomb: IO message buffer 3605 */ 3606 static int mpi_phy_stop_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3607 { 3608 struct phy_stop_resp *pPayload = 3609 (struct phy_stop_resp *)(piomb + 4); 3610 u32 status = 3611 le32_to_cpu(pPayload->status); 3612 u32 phyid = 3613 le32_to_cpu(pPayload->phyid) & 0xFF; 3614 struct pm8001_phy *phy = &pm8001_ha->phy[phyid]; 3615 pm8001_dbg(pm8001_ha, MSG, "phy:0x%x status:0x%x\n", 3616 phyid, status); 3617 if (status == PHY_STOP_SUCCESS || 3618 status == PHY_STOP_ERR_DEVICE_ATTACHED) { 3619 phy->phy_state = PHY_LINK_DISABLE; 3620 phy->sas_phy.phy->negotiated_linkrate = SAS_PHY_DISABLED; 3621 phy->sas_phy.linkrate = SAS_PHY_DISABLED; 3622 } 3623 3624 return 0; 3625 } 3626 3627 /** 3628 * mpi_set_controller_config_resp - SPCv specific 3629 * @pm8001_ha: our hba card information 3630 * @piomb: IO message buffer 3631 */ 3632 static int mpi_set_controller_config_resp(struct pm8001_hba_info *pm8001_ha, 3633 void *piomb) 3634 { 3635 struct set_ctrl_cfg_resp *pPayload = 3636 (struct set_ctrl_cfg_resp *)(piomb + 4); 3637 u32 status = le32_to_cpu(pPayload->status); 3638 u32 err_qlfr_pgcd = le32_to_cpu(pPayload->err_qlfr_pgcd); 3639 3640 pm8001_dbg(pm8001_ha, MSG, 3641 "SET CONTROLLER RESP: status 0x%x qlfr_pgcd 0x%x\n", 3642 status, err_qlfr_pgcd); 3643 3644 return 0; 3645 } 3646 3647 /** 3648 * mpi_get_controller_config_resp - SPCv specific 3649 * @pm8001_ha: our hba card information 3650 * @piomb: IO message buffer 3651 */ 3652 static int mpi_get_controller_config_resp(struct pm8001_hba_info *pm8001_ha, 3653 void *piomb) 3654 { 3655 pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n"); 3656 3657 return 0; 3658 } 3659 3660 /** 3661 * mpi_get_phy_profile_resp - SPCv specific 3662 * @pm8001_ha: our hba card information 3663 * @piomb: IO message buffer 3664 */ 3665 static int mpi_get_phy_profile_resp(struct pm8001_hba_info *pm8001_ha, 3666 void *piomb) 3667 { 3668 pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n"); 3669 3670 return 0; 3671 } 3672 3673 /** 3674 * mpi_flash_op_ext_resp - SPCv specific 3675 * @pm8001_ha: our hba card information 3676 * @piomb: IO message buffer 3677 */ 3678 static int mpi_flash_op_ext_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3679 { 3680 pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n"); 3681 3682 return 0; 3683 } 3684 3685 /** 3686 * mpi_set_phy_profile_resp - SPCv specific 3687 * @pm8001_ha: our hba card information 3688 * @piomb: IO message buffer 3689 */ 3690 static int mpi_set_phy_profile_resp(struct pm8001_hba_info *pm8001_ha, 3691 void *piomb) 3692 { 3693 u32 tag; 3694 u8 page_code; 3695 int rc = 0; 3696 struct set_phy_profile_resp *pPayload = 3697 (struct set_phy_profile_resp *)(piomb + 4); 3698 u32 ppc_phyid = le32_to_cpu(pPayload->ppc_phyid); 3699 u32 status = le32_to_cpu(pPayload->status); 3700 3701 tag = le32_to_cpu(pPayload->tag); 3702 page_code = (u8)((ppc_phyid & 0xFF00) >> 8); 3703 if (status) { 3704 /* status is FAILED */ 3705 pm8001_dbg(pm8001_ha, FAIL, 3706 "PhyProfile command failed with status 0x%08X\n", 3707 status); 3708 rc = -1; 3709 } else { 3710 if (page_code != SAS_PHY_ANALOG_SETTINGS_PAGE) { 3711 pm8001_dbg(pm8001_ha, FAIL, "Invalid page code 0x%X\n", 3712 page_code); 3713 rc = -1; 3714 } 3715 } 3716 pm8001_tag_free(pm8001_ha, tag); 3717 return rc; 3718 } 3719 3720 /** 3721 * mpi_kek_management_resp - SPCv specific 3722 * @pm8001_ha: our hba card information 3723 * @piomb: IO message buffer 3724 */ 3725 static int mpi_kek_management_resp(struct pm8001_hba_info *pm8001_ha, 3726 void *piomb) 3727 { 3728 struct kek_mgmt_resp *pPayload = (struct kek_mgmt_resp *)(piomb + 4); 3729 3730 u32 status = le32_to_cpu(pPayload->status); 3731 u32 kidx_new_curr_ksop = le32_to_cpu(pPayload->kidx_new_curr_ksop); 3732 u32 err_qlfr = le32_to_cpu(pPayload->err_qlfr); 3733 3734 pm8001_dbg(pm8001_ha, MSG, 3735 "KEK MGMT RESP. Status 0x%x idx_ksop 0x%x err_qlfr 0x%x\n", 3736 status, kidx_new_curr_ksop, err_qlfr); 3737 3738 return 0; 3739 } 3740 3741 /** 3742 * mpi_dek_management_resp - SPCv specific 3743 * @pm8001_ha: our hba card information 3744 * @piomb: IO message buffer 3745 */ 3746 static int mpi_dek_management_resp(struct pm8001_hba_info *pm8001_ha, 3747 void *piomb) 3748 { 3749 pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n"); 3750 3751 return 0; 3752 } 3753 3754 /** 3755 * ssp_coalesced_comp_resp - SPCv specific 3756 * @pm8001_ha: our hba card information 3757 * @piomb: IO message buffer 3758 */ 3759 static int ssp_coalesced_comp_resp(struct pm8001_hba_info *pm8001_ha, 3760 void *piomb) 3761 { 3762 pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n"); 3763 3764 return 0; 3765 } 3766 3767 /** 3768 * process_one_iomb - process one outbound Queue memory block 3769 * @pm8001_ha: our hba card information 3770 * @circularQ: outbound circular queue 3771 * @piomb: IO message buffer 3772 */ 3773 static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, 3774 struct outbound_queue_table *circularQ, void *piomb) 3775 { 3776 __le32 pHeader = *(__le32 *)piomb; 3777 u32 opc = (u32)((le32_to_cpu(pHeader)) & 0xFFF); 3778 3779 switch (opc) { 3780 case OPC_OUB_ECHO: 3781 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_ECHO\n"); 3782 break; 3783 case OPC_OUB_HW_EVENT: 3784 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_HW_EVENT\n"); 3785 mpi_hw_event(pm8001_ha, piomb); 3786 break; 3787 case OPC_OUB_THERM_HW_EVENT: 3788 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_THERMAL_EVENT\n"); 3789 mpi_thermal_hw_event(pm8001_ha, piomb); 3790 break; 3791 case OPC_OUB_SSP_COMP: 3792 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_COMP\n"); 3793 mpi_ssp_completion(pm8001_ha, piomb); 3794 break; 3795 case OPC_OUB_SMP_COMP: 3796 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SMP_COMP\n"); 3797 mpi_smp_completion(pm8001_ha, piomb); 3798 break; 3799 case OPC_OUB_LOCAL_PHY_CNTRL: 3800 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_LOCAL_PHY_CNTRL\n"); 3801 pm8001_mpi_local_phy_ctl(pm8001_ha, piomb); 3802 break; 3803 case OPC_OUB_DEV_REGIST: 3804 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEV_REGIST\n"); 3805 pm8001_mpi_reg_resp(pm8001_ha, piomb); 3806 break; 3807 case OPC_OUB_DEREG_DEV: 3808 pm8001_dbg(pm8001_ha, MSG, "unregister the device\n"); 3809 pm8001_mpi_dereg_resp(pm8001_ha, piomb); 3810 break; 3811 case OPC_OUB_GET_DEV_HANDLE: 3812 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_DEV_HANDLE\n"); 3813 break; 3814 case OPC_OUB_SATA_COMP: 3815 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_COMP\n"); 3816 mpi_sata_completion(pm8001_ha, circularQ, piomb); 3817 break; 3818 case OPC_OUB_SATA_EVENT: 3819 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_EVENT\n"); 3820 mpi_sata_event(pm8001_ha, circularQ, piomb); 3821 break; 3822 case OPC_OUB_SSP_EVENT: 3823 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_EVENT\n"); 3824 mpi_ssp_event(pm8001_ha, piomb); 3825 break; 3826 case OPC_OUB_DEV_HANDLE_ARRIV: 3827 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEV_HANDLE_ARRIV\n"); 3828 /*This is for target*/ 3829 break; 3830 case OPC_OUB_SSP_RECV_EVENT: 3831 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_RECV_EVENT\n"); 3832 /*This is for target*/ 3833 break; 3834 case OPC_OUB_FW_FLASH_UPDATE: 3835 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_FW_FLASH_UPDATE\n"); 3836 pm8001_mpi_fw_flash_update_resp(pm8001_ha, piomb); 3837 break; 3838 case OPC_OUB_GPIO_RESPONSE: 3839 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GPIO_RESPONSE\n"); 3840 break; 3841 case OPC_OUB_GPIO_EVENT: 3842 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GPIO_EVENT\n"); 3843 break; 3844 case OPC_OUB_GENERAL_EVENT: 3845 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GENERAL_EVENT\n"); 3846 pm8001_mpi_general_event(pm8001_ha, piomb); 3847 break; 3848 case OPC_OUB_SSP_ABORT_RSP: 3849 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_ABORT_RSP\n"); 3850 pm8001_mpi_task_abort_resp(pm8001_ha, piomb); 3851 break; 3852 case OPC_OUB_SATA_ABORT_RSP: 3853 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_ABORT_RSP\n"); 3854 pm8001_mpi_task_abort_resp(pm8001_ha, piomb); 3855 break; 3856 case OPC_OUB_SAS_DIAG_MODE_START_END: 3857 pm8001_dbg(pm8001_ha, MSG, 3858 "OPC_OUB_SAS_DIAG_MODE_START_END\n"); 3859 break; 3860 case OPC_OUB_SAS_DIAG_EXECUTE: 3861 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SAS_DIAG_EXECUTE\n"); 3862 break; 3863 case OPC_OUB_GET_TIME_STAMP: 3864 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_TIME_STAMP\n"); 3865 break; 3866 case OPC_OUB_SAS_HW_EVENT_ACK: 3867 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SAS_HW_EVENT_ACK\n"); 3868 break; 3869 case OPC_OUB_PORT_CONTROL: 3870 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_PORT_CONTROL\n"); 3871 break; 3872 case OPC_OUB_SMP_ABORT_RSP: 3873 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SMP_ABORT_RSP\n"); 3874 pm8001_mpi_task_abort_resp(pm8001_ha, piomb); 3875 break; 3876 case OPC_OUB_GET_NVMD_DATA: 3877 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_NVMD_DATA\n"); 3878 pm8001_mpi_get_nvmd_resp(pm8001_ha, piomb); 3879 break; 3880 case OPC_OUB_SET_NVMD_DATA: 3881 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_NVMD_DATA\n"); 3882 pm8001_mpi_set_nvmd_resp(pm8001_ha, piomb); 3883 break; 3884 case OPC_OUB_DEVICE_HANDLE_REMOVAL: 3885 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEVICE_HANDLE_REMOVAL\n"); 3886 break; 3887 case OPC_OUB_SET_DEVICE_STATE: 3888 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_DEVICE_STATE\n"); 3889 pm8001_mpi_set_dev_state_resp(pm8001_ha, piomb); 3890 break; 3891 case OPC_OUB_GET_DEVICE_STATE: 3892 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_DEVICE_STATE\n"); 3893 break; 3894 case OPC_OUB_SET_DEV_INFO: 3895 pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_DEV_INFO\n"); 3896 break; 3897 /* spcv specific commands */ 3898 case OPC_OUB_PHY_START_RESP: 3899 pm8001_dbg(pm8001_ha, MSG, 3900 "OPC_OUB_PHY_START_RESP opcode:%x\n", opc); 3901 mpi_phy_start_resp(pm8001_ha, piomb); 3902 break; 3903 case OPC_OUB_PHY_STOP_RESP: 3904 pm8001_dbg(pm8001_ha, MSG, 3905 "OPC_OUB_PHY_STOP_RESP opcode:%x\n", opc); 3906 mpi_phy_stop_resp(pm8001_ha, piomb); 3907 break; 3908 case OPC_OUB_SET_CONTROLLER_CONFIG: 3909 pm8001_dbg(pm8001_ha, MSG, 3910 "OPC_OUB_SET_CONTROLLER_CONFIG opcode:%x\n", opc); 3911 mpi_set_controller_config_resp(pm8001_ha, piomb); 3912 break; 3913 case OPC_OUB_GET_CONTROLLER_CONFIG: 3914 pm8001_dbg(pm8001_ha, MSG, 3915 "OPC_OUB_GET_CONTROLLER_CONFIG opcode:%x\n", opc); 3916 mpi_get_controller_config_resp(pm8001_ha, piomb); 3917 break; 3918 case OPC_OUB_GET_PHY_PROFILE: 3919 pm8001_dbg(pm8001_ha, MSG, 3920 "OPC_OUB_GET_PHY_PROFILE opcode:%x\n", opc); 3921 mpi_get_phy_profile_resp(pm8001_ha, piomb); 3922 break; 3923 case OPC_OUB_FLASH_OP_EXT: 3924 pm8001_dbg(pm8001_ha, MSG, 3925 "OPC_OUB_FLASH_OP_EXT opcode:%x\n", opc); 3926 mpi_flash_op_ext_resp(pm8001_ha, piomb); 3927 break; 3928 case OPC_OUB_SET_PHY_PROFILE: 3929 pm8001_dbg(pm8001_ha, MSG, 3930 "OPC_OUB_SET_PHY_PROFILE opcode:%x\n", opc); 3931 mpi_set_phy_profile_resp(pm8001_ha, piomb); 3932 break; 3933 case OPC_OUB_KEK_MANAGEMENT_RESP: 3934 pm8001_dbg(pm8001_ha, MSG, 3935 "OPC_OUB_KEK_MANAGEMENT_RESP opcode:%x\n", opc); 3936 mpi_kek_management_resp(pm8001_ha, piomb); 3937 break; 3938 case OPC_OUB_DEK_MANAGEMENT_RESP: 3939 pm8001_dbg(pm8001_ha, MSG, 3940 "OPC_OUB_DEK_MANAGEMENT_RESP opcode:%x\n", opc); 3941 mpi_dek_management_resp(pm8001_ha, piomb); 3942 break; 3943 case OPC_OUB_SSP_COALESCED_COMP_RESP: 3944 pm8001_dbg(pm8001_ha, MSG, 3945 "OPC_OUB_SSP_COALESCED_COMP_RESP opcode:%x\n", opc); 3946 ssp_coalesced_comp_resp(pm8001_ha, piomb); 3947 break; 3948 default: 3949 pm8001_dbg(pm8001_ha, DEVIO, 3950 "Unknown outbound Queue IOMB OPC = 0x%x\n", opc); 3951 break; 3952 } 3953 } 3954 3955 static void print_scratchpad_registers(struct pm8001_hba_info *pm8001_ha) 3956 { 3957 pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_0: 0x%x\n", 3958 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0)); 3959 pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_1:0x%x\n", 3960 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1)); 3961 pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_2: 0x%x\n", 3962 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2)); 3963 pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_3: 0x%x\n", 3964 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3)); 3965 pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_0: 0x%x\n", 3966 pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_0)); 3967 pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_1: 0x%x\n", 3968 pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_1)); 3969 pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_2: 0x%x\n", 3970 pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_2)); 3971 pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_3: 0x%x\n", 3972 pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_3)); 3973 pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_4: 0x%x\n", 3974 pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_4)); 3975 pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_5: 0x%x\n", 3976 pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_5)); 3977 pm8001_dbg(pm8001_ha, FAIL, "MSGU_RSVD_SCRATCH_PAD_0: 0x%x\n", 3978 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_RSVD_0)); 3979 pm8001_dbg(pm8001_ha, FAIL, "MSGU_RSVD_SCRATCH_PAD_1: 0x%x\n", 3980 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_RSVD_1)); 3981 } 3982 3983 static int process_oq(struct pm8001_hba_info *pm8001_ha, u8 vec) 3984 { 3985 struct outbound_queue_table *circularQ; 3986 void *pMsg1 = NULL; 3987 u8 bc; 3988 u32 ret = MPI_IO_STATUS_FAIL; 3989 u32 regval; 3990 3991 /* 3992 * Fatal errors are programmed to be signalled in irq vector 3993 * pm8001_ha->max_q_num - 1 through pm8001_ha->main_cfg_tbl.pm80xx_tbl. 3994 * fatal_err_interrupt 3995 */ 3996 if (vec == (pm8001_ha->max_q_num - 1)) { 3997 u32 mipsall_ready; 3998 3999 if (pm8001_ha->chip_id == chip_8008 || 4000 pm8001_ha->chip_id == chip_8009) 4001 mipsall_ready = SCRATCH_PAD_MIPSALL_READY_8PORT; 4002 else 4003 mipsall_ready = SCRATCH_PAD_MIPSALL_READY_16PORT; 4004 4005 regval = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1); 4006 if ((regval & mipsall_ready) != mipsall_ready) { 4007 pm8001_ha->controller_fatal_error = true; 4008 pm8001_dbg(pm8001_ha, FAIL, 4009 "Firmware Fatal error! Regval:0x%x\n", 4010 regval); 4011 pm8001_handle_event(pm8001_ha, NULL, IO_FATAL_ERROR); 4012 print_scratchpad_registers(pm8001_ha); 4013 return ret; 4014 } else { 4015 /*read scratchpad rsvd 0 register*/ 4016 regval = pm8001_cr32(pm8001_ha, 0, 4017 MSGU_SCRATCH_PAD_RSVD_0); 4018 switch (regval) { 4019 case NON_FATAL_SPBC_LBUS_ECC_ERR: 4020 case NON_FATAL_BDMA_ERR: 4021 case NON_FATAL_THERM_OVERTEMP_ERR: 4022 /*Clear the register*/ 4023 pm8001_cw32(pm8001_ha, 0, 4024 MSGU_SCRATCH_PAD_RSVD_0, 4025 0x00000000); 4026 break; 4027 default: 4028 break; 4029 } 4030 } 4031 } 4032 circularQ = &pm8001_ha->outbnd_q_tbl[vec]; 4033 spin_lock_irqsave(&circularQ->oq_lock, circularQ->lock_flags); 4034 do { 4035 /* spurious interrupt during setup if kexec-ing and 4036 * driver doing a doorbell access w/ the pre-kexec oq 4037 * interrupt setup. 4038 */ 4039 if (!circularQ->pi_virt) 4040 break; 4041 ret = pm8001_mpi_msg_consume(pm8001_ha, circularQ, &pMsg1, &bc); 4042 if (MPI_IO_STATUS_SUCCESS == ret) { 4043 /* process the outbound message */ 4044 process_one_iomb(pm8001_ha, circularQ, 4045 (void *)(pMsg1 - 4)); 4046 /* free the message from the outbound circular buffer */ 4047 pm8001_mpi_msg_free_set(pm8001_ha, pMsg1, 4048 circularQ, bc); 4049 } 4050 if (MPI_IO_STATUS_BUSY == ret) { 4051 /* Update the producer index from SPC */ 4052 circularQ->producer_index = 4053 cpu_to_le32(pm8001_read_32(circularQ->pi_virt)); 4054 if (le32_to_cpu(circularQ->producer_index) == 4055 circularQ->consumer_idx) 4056 /* OQ is empty */ 4057 break; 4058 } 4059 } while (1); 4060 spin_unlock_irqrestore(&circularQ->oq_lock, circularQ->lock_flags); 4061 return ret; 4062 } 4063 4064 /* DMA_... to our direction translation. */ 4065 static const u8 data_dir_flags[] = { 4066 [DMA_BIDIRECTIONAL] = DATA_DIR_BYRECIPIENT, /* UNSPECIFIED */ 4067 [DMA_TO_DEVICE] = DATA_DIR_OUT, /* OUTBOUND */ 4068 [DMA_FROM_DEVICE] = DATA_DIR_IN, /* INBOUND */ 4069 [DMA_NONE] = DATA_DIR_NONE, /* NO TRANSFER */ 4070 }; 4071 4072 static void build_smp_cmd(u32 deviceID, __le32 hTag, 4073 struct smp_req *psmp_cmd, int mode, int length) 4074 { 4075 psmp_cmd->tag = hTag; 4076 psmp_cmd->device_id = cpu_to_le32(deviceID); 4077 if (mode == SMP_DIRECT) { 4078 length = length - 4; /* subtract crc */ 4079 psmp_cmd->len_ip_ir = cpu_to_le32(length << 16); 4080 } else { 4081 psmp_cmd->len_ip_ir = cpu_to_le32(1|(1 << 1)); 4082 } 4083 } 4084 4085 /** 4086 * pm80xx_chip_smp_req - send an SMP task to FW 4087 * @pm8001_ha: our hba card information. 4088 * @ccb: the ccb information this request used. 4089 */ 4090 static int pm80xx_chip_smp_req(struct pm8001_hba_info *pm8001_ha, 4091 struct pm8001_ccb_info *ccb) 4092 { 4093 int elem, rc; 4094 struct sas_task *task = ccb->task; 4095 struct domain_device *dev = task->dev; 4096 struct pm8001_device *pm8001_dev = dev->lldd_dev; 4097 struct scatterlist *sg_req, *sg_resp, *smp_req; 4098 u32 req_len, resp_len; 4099 struct smp_req smp_cmd; 4100 u32 opc; 4101 u32 i, length; 4102 u8 *payload; 4103 u8 *to; 4104 4105 memset(&smp_cmd, 0, sizeof(smp_cmd)); 4106 /* 4107 * DMA-map SMP request, response buffers 4108 */ 4109 sg_req = &task->smp_task.smp_req; 4110 elem = dma_map_sg(pm8001_ha->dev, sg_req, 1, DMA_TO_DEVICE); 4111 if (!elem) 4112 return -ENOMEM; 4113 req_len = sg_dma_len(sg_req); 4114 4115 sg_resp = &task->smp_task.smp_resp; 4116 elem = dma_map_sg(pm8001_ha->dev, sg_resp, 1, DMA_FROM_DEVICE); 4117 if (!elem) { 4118 rc = -ENOMEM; 4119 goto err_out; 4120 } 4121 resp_len = sg_dma_len(sg_resp); 4122 /* must be in dwords */ 4123 if ((req_len & 0x3) || (resp_len & 0x3)) { 4124 rc = -EINVAL; 4125 goto err_out_2; 4126 } 4127 4128 opc = OPC_INB_SMP_REQUEST; 4129 smp_cmd.tag = cpu_to_le32(ccb->ccb_tag); 4130 4131 length = sg_req->length; 4132 pm8001_dbg(pm8001_ha, IO, "SMP Frame Length %d\n", sg_req->length); 4133 if (!(length - 8)) 4134 pm8001_ha->smp_exp_mode = SMP_DIRECT; 4135 else 4136 pm8001_ha->smp_exp_mode = SMP_INDIRECT; 4137 4138 4139 smp_req = &task->smp_task.smp_req; 4140 to = kmap_atomic(sg_page(smp_req)); 4141 payload = to + smp_req->offset; 4142 4143 /* INDIRECT MODE command settings. Use DMA */ 4144 if (pm8001_ha->smp_exp_mode == SMP_INDIRECT) { 4145 pm8001_dbg(pm8001_ha, IO, "SMP REQUEST INDIRECT MODE\n"); 4146 /* for SPCv indirect mode. Place the top 4 bytes of 4147 * SMP Request header here. */ 4148 for (i = 0; i < 4; i++) 4149 smp_cmd.smp_req16[i] = *(payload + i); 4150 /* exclude top 4 bytes for SMP req header */ 4151 smp_cmd.long_smp_req.long_req_addr = 4152 cpu_to_le64((u64)sg_dma_address 4153 (&task->smp_task.smp_req) + 4); 4154 /* exclude 4 bytes for SMP req header and CRC */ 4155 smp_cmd.long_smp_req.long_req_size = 4156 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-8); 4157 smp_cmd.long_smp_req.long_resp_addr = 4158 cpu_to_le64((u64)sg_dma_address 4159 (&task->smp_task.smp_resp)); 4160 smp_cmd.long_smp_req.long_resp_size = 4161 cpu_to_le32((u32)sg_dma_len 4162 (&task->smp_task.smp_resp)-4); 4163 } else { /* DIRECT MODE */ 4164 smp_cmd.long_smp_req.long_req_addr = 4165 cpu_to_le64((u64)sg_dma_address 4166 (&task->smp_task.smp_req)); 4167 smp_cmd.long_smp_req.long_req_size = 4168 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-4); 4169 smp_cmd.long_smp_req.long_resp_addr = 4170 cpu_to_le64((u64)sg_dma_address 4171 (&task->smp_task.smp_resp)); 4172 smp_cmd.long_smp_req.long_resp_size = 4173 cpu_to_le32 4174 ((u32)sg_dma_len(&task->smp_task.smp_resp)-4); 4175 } 4176 if (pm8001_ha->smp_exp_mode == SMP_DIRECT) { 4177 pm8001_dbg(pm8001_ha, IO, "SMP REQUEST DIRECT MODE\n"); 4178 for (i = 0; i < length; i++) 4179 if (i < 16) { 4180 smp_cmd.smp_req16[i] = *(payload + i); 4181 pm8001_dbg(pm8001_ha, IO, 4182 "Byte[%d]:%x (DMA data:%x)\n", 4183 i, smp_cmd.smp_req16[i], 4184 *(payload)); 4185 } else { 4186 smp_cmd.smp_req[i] = *(payload + i); 4187 pm8001_dbg(pm8001_ha, IO, 4188 "Byte[%d]:%x (DMA data:%x)\n", 4189 i, smp_cmd.smp_req[i], 4190 *(payload)); 4191 } 4192 } 4193 kunmap_atomic(to); 4194 build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag, 4195 &smp_cmd, pm8001_ha->smp_exp_mode, length); 4196 rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &smp_cmd, 4197 sizeof(smp_cmd), 0); 4198 if (rc) 4199 goto err_out_2; 4200 return 0; 4201 4202 err_out_2: 4203 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_resp, 1, 4204 DMA_FROM_DEVICE); 4205 err_out: 4206 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_req, 1, 4207 DMA_TO_DEVICE); 4208 return rc; 4209 } 4210 4211 static int check_enc_sas_cmd(struct sas_task *task) 4212 { 4213 u8 cmd = task->ssp_task.cmd->cmnd[0]; 4214 4215 if (cmd == READ_10 || cmd == WRITE_10 || cmd == WRITE_VERIFY) 4216 return 1; 4217 else 4218 return 0; 4219 } 4220 4221 static int check_enc_sat_cmd(struct sas_task *task) 4222 { 4223 int ret = 0; 4224 switch (task->ata_task.fis.command) { 4225 case ATA_CMD_FPDMA_READ: 4226 case ATA_CMD_READ_EXT: 4227 case ATA_CMD_READ: 4228 case ATA_CMD_FPDMA_WRITE: 4229 case ATA_CMD_WRITE_EXT: 4230 case ATA_CMD_WRITE: 4231 case ATA_CMD_PIO_READ: 4232 case ATA_CMD_PIO_READ_EXT: 4233 case ATA_CMD_PIO_WRITE: 4234 case ATA_CMD_PIO_WRITE_EXT: 4235 ret = 1; 4236 break; 4237 default: 4238 ret = 0; 4239 break; 4240 } 4241 return ret; 4242 } 4243 4244 static u32 pm80xx_chip_get_q_index(struct sas_task *task) 4245 { 4246 struct request *rq = sas_task_find_rq(task); 4247 4248 if (!rq) 4249 return 0; 4250 4251 return blk_mq_unique_tag_to_hwq(blk_mq_unique_tag(rq)); 4252 } 4253 4254 /** 4255 * pm80xx_chip_ssp_io_req - send an SSP task to FW 4256 * @pm8001_ha: our hba card information. 4257 * @ccb: the ccb information this request used. 4258 */ 4259 static int pm80xx_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha, 4260 struct pm8001_ccb_info *ccb) 4261 { 4262 struct sas_task *task = ccb->task; 4263 struct domain_device *dev = task->dev; 4264 struct pm8001_device *pm8001_dev = dev->lldd_dev; 4265 struct ssp_ini_io_start_req ssp_cmd; 4266 u32 tag = ccb->ccb_tag; 4267 u64 phys_addr, end_addr; 4268 u32 end_addr_high, end_addr_low; 4269 u32 q_index; 4270 u32 opc = OPC_INB_SSPINIIOSTART; 4271 4272 memset(&ssp_cmd, 0, sizeof(ssp_cmd)); 4273 memcpy(ssp_cmd.ssp_iu.lun, task->ssp_task.LUN, 8); 4274 4275 /* data address domain added for spcv; set to 0 by host, 4276 * used internally by controller 4277 * 0 for SAS 1.1 and SAS 2.0 compatible TLR 4278 */ 4279 ssp_cmd.dad_dir_m_tlr = 4280 cpu_to_le32(data_dir_flags[task->data_dir] << 8 | 0x0); 4281 ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len); 4282 ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id); 4283 ssp_cmd.tag = cpu_to_le32(tag); 4284 if (task->ssp_task.enable_first_burst) 4285 ssp_cmd.ssp_iu.efb_prio_attr = 0x80; 4286 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3); 4287 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7); 4288 memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cmd->cmnd, 4289 task->ssp_task.cmd->cmd_len); 4290 q_index = pm80xx_chip_get_q_index(task); 4291 4292 /* Check if encryption is set */ 4293 if (pm8001_ha->chip->encrypt && 4294 !(pm8001_ha->encrypt_info.status) && check_enc_sas_cmd(task)) { 4295 pm8001_dbg(pm8001_ha, IO, 4296 "Encryption enabled.Sending Encrypt SAS command 0x%x\n", 4297 task->ssp_task.cmd->cmnd[0]); 4298 opc = OPC_INB_SSP_INI_DIF_ENC_IO; 4299 /* enable encryption. 0 for SAS 1.1 and SAS 2.0 compatible TLR*/ 4300 ssp_cmd.dad_dir_m_tlr = cpu_to_le32 4301 ((data_dir_flags[task->data_dir] << 8) | 0x20 | 0x0); 4302 4303 /* fill in PRD (scatter/gather) table, if any */ 4304 if (task->num_scatter > 1) { 4305 pm8001_chip_make_sg(task->scatter, 4306 ccb->n_elem, ccb->buf_prd); 4307 phys_addr = ccb->ccb_dma_handle; 4308 ssp_cmd.enc_addr_low = 4309 cpu_to_le32(lower_32_bits(phys_addr)); 4310 ssp_cmd.enc_addr_high = 4311 cpu_to_le32(upper_32_bits(phys_addr)); 4312 ssp_cmd.enc_esgl = cpu_to_le32(1<<31); 4313 } else if (task->num_scatter == 1) { 4314 u64 dma_addr = sg_dma_address(task->scatter); 4315 4316 ssp_cmd.enc_addr_low = 4317 cpu_to_le32(lower_32_bits(dma_addr)); 4318 ssp_cmd.enc_addr_high = 4319 cpu_to_le32(upper_32_bits(dma_addr)); 4320 ssp_cmd.enc_len = cpu_to_le32(task->total_xfer_len); 4321 ssp_cmd.enc_esgl = 0; 4322 4323 /* Check 4G Boundary */ 4324 end_addr = dma_addr + le32_to_cpu(ssp_cmd.enc_len) - 1; 4325 end_addr_low = lower_32_bits(end_addr); 4326 end_addr_high = upper_32_bits(end_addr); 4327 4328 if (end_addr_high != le32_to_cpu(ssp_cmd.enc_addr_high)) { 4329 pm8001_dbg(pm8001_ha, FAIL, 4330 "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", 4331 dma_addr, 4332 le32_to_cpu(ssp_cmd.enc_len), 4333 end_addr_high, end_addr_low); 4334 pm8001_chip_make_sg(task->scatter, 1, 4335 ccb->buf_prd); 4336 phys_addr = ccb->ccb_dma_handle; 4337 ssp_cmd.enc_addr_low = 4338 cpu_to_le32(lower_32_bits(phys_addr)); 4339 ssp_cmd.enc_addr_high = 4340 cpu_to_le32(upper_32_bits(phys_addr)); 4341 ssp_cmd.enc_esgl = cpu_to_le32(1U<<31); 4342 } 4343 } else if (task->num_scatter == 0) { 4344 ssp_cmd.enc_addr_low = 0; 4345 ssp_cmd.enc_addr_high = 0; 4346 ssp_cmd.enc_len = cpu_to_le32(task->total_xfer_len); 4347 ssp_cmd.enc_esgl = 0; 4348 } 4349 4350 /* XTS mode. All other fields are 0 */ 4351 ssp_cmd.key_cmode = cpu_to_le32(0x6 << 4); 4352 4353 /* set tweak values. Should be the start lba */ 4354 ssp_cmd.twk_val0 = cpu_to_le32((task->ssp_task.cmd->cmnd[2] << 24) | 4355 (task->ssp_task.cmd->cmnd[3] << 16) | 4356 (task->ssp_task.cmd->cmnd[4] << 8) | 4357 (task->ssp_task.cmd->cmnd[5])); 4358 } else { 4359 pm8001_dbg(pm8001_ha, IO, 4360 "Sending Normal SAS command 0x%x inb q %x\n", 4361 task->ssp_task.cmd->cmnd[0], q_index); 4362 /* fill in PRD (scatter/gather) table, if any */ 4363 if (task->num_scatter > 1) { 4364 pm8001_chip_make_sg(task->scatter, ccb->n_elem, 4365 ccb->buf_prd); 4366 phys_addr = ccb->ccb_dma_handle; 4367 ssp_cmd.addr_low = 4368 cpu_to_le32(lower_32_bits(phys_addr)); 4369 ssp_cmd.addr_high = 4370 cpu_to_le32(upper_32_bits(phys_addr)); 4371 ssp_cmd.esgl = cpu_to_le32(1<<31); 4372 } else if (task->num_scatter == 1) { 4373 u64 dma_addr = sg_dma_address(task->scatter); 4374 4375 ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(dma_addr)); 4376 ssp_cmd.addr_high = 4377 cpu_to_le32(upper_32_bits(dma_addr)); 4378 ssp_cmd.len = cpu_to_le32(task->total_xfer_len); 4379 ssp_cmd.esgl = 0; 4380 4381 /* Check 4G Boundary */ 4382 end_addr = dma_addr + le32_to_cpu(ssp_cmd.len) - 1; 4383 end_addr_low = lower_32_bits(end_addr); 4384 end_addr_high = upper_32_bits(end_addr); 4385 if (end_addr_high != le32_to_cpu(ssp_cmd.addr_high)) { 4386 pm8001_dbg(pm8001_ha, FAIL, 4387 "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", 4388 dma_addr, 4389 le32_to_cpu(ssp_cmd.len), 4390 end_addr_high, end_addr_low); 4391 pm8001_chip_make_sg(task->scatter, 1, 4392 ccb->buf_prd); 4393 phys_addr = ccb->ccb_dma_handle; 4394 ssp_cmd.addr_low = 4395 cpu_to_le32(lower_32_bits(phys_addr)); 4396 ssp_cmd.addr_high = 4397 cpu_to_le32(upper_32_bits(phys_addr)); 4398 ssp_cmd.esgl = cpu_to_le32(1<<31); 4399 } 4400 } else if (task->num_scatter == 0) { 4401 ssp_cmd.addr_low = 0; 4402 ssp_cmd.addr_high = 0; 4403 ssp_cmd.len = cpu_to_le32(task->total_xfer_len); 4404 ssp_cmd.esgl = 0; 4405 } 4406 } 4407 4408 return pm8001_mpi_build_cmd(pm8001_ha, q_index, opc, &ssp_cmd, 4409 sizeof(ssp_cmd), q_index); 4410 } 4411 4412 static int pm80xx_chip_sata_req(struct pm8001_hba_info *pm8001_ha, 4413 struct pm8001_ccb_info *ccb) 4414 { 4415 struct sas_task *task = ccb->task; 4416 struct domain_device *dev = task->dev; 4417 struct pm8001_device *pm8001_ha_dev = dev->lldd_dev; 4418 struct ata_queued_cmd *qc = task->uldd_task; 4419 u32 tag = ccb->ccb_tag, q_index; 4420 struct sata_start_req sata_cmd; 4421 u32 hdr_tag, ncg_tag = 0; 4422 u64 phys_addr, end_addr; 4423 u32 end_addr_high, end_addr_low; 4424 u32 ATAP = 0x0; 4425 u32 dir; 4426 u32 opc = OPC_INB_SATA_HOST_OPSTART; 4427 memset(&sata_cmd, 0, sizeof(sata_cmd)); 4428 4429 q_index = pm80xx_chip_get_q_index(task); 4430 4431 if (task->data_dir == DMA_NONE && !task->ata_task.use_ncq) { 4432 ATAP = 0x04; /* no data*/ 4433 pm8001_dbg(pm8001_ha, IO, "no data\n"); 4434 } else if (likely(!task->ata_task.device_control_reg_update)) { 4435 if (task->ata_task.use_ncq && 4436 dev->sata_dev.class != ATA_DEV_ATAPI) { 4437 ATAP = 0x07; /* FPDMA */ 4438 pm8001_dbg(pm8001_ha, IO, "FPDMA\n"); 4439 } else if (task->ata_task.dma_xfer) { 4440 ATAP = 0x06; /* DMA */ 4441 pm8001_dbg(pm8001_ha, IO, "DMA\n"); 4442 } else { 4443 ATAP = 0x05; /* PIO*/ 4444 pm8001_dbg(pm8001_ha, IO, "PIO\n"); 4445 } 4446 } 4447 if (task->ata_task.use_ncq && pm8001_get_ncq_tag(task, &hdr_tag)) { 4448 task->ata_task.fis.sector_count |= (u8) (hdr_tag << 3); 4449 ncg_tag = hdr_tag; 4450 } 4451 dir = data_dir_flags[task->data_dir] << 8; 4452 sata_cmd.tag = cpu_to_le32(tag); 4453 sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id); 4454 sata_cmd.data_len = cpu_to_le32(task->total_xfer_len); 4455 4456 sata_cmd.sata_fis = task->ata_task.fis; 4457 if (likely(!task->ata_task.device_control_reg_update)) 4458 sata_cmd.sata_fis.flags |= 0x80;/* C=1: update ATA cmd reg */ 4459 sata_cmd.sata_fis.flags &= 0xF0;/* PM_PORT field shall be 0 */ 4460 4461 /* Check if encryption is set */ 4462 if (pm8001_ha->chip->encrypt && 4463 !(pm8001_ha->encrypt_info.status) && check_enc_sat_cmd(task)) { 4464 pm8001_dbg(pm8001_ha, IO, 4465 "Encryption enabled.Sending Encrypt SATA cmd 0x%x\n", 4466 sata_cmd.sata_fis.command); 4467 opc = OPC_INB_SATA_DIF_ENC_IO; 4468 4469 /* set encryption bit */ 4470 sata_cmd.ncqtag_atap_dir_m_dad = 4471 cpu_to_le32(((ncg_tag & 0xff)<<16)| 4472 ((ATAP & 0x3f) << 10) | 0x20 | dir); 4473 /* dad (bit 0-1) is 0 */ 4474 /* fill in PRD (scatter/gather) table, if any */ 4475 if (task->num_scatter > 1) { 4476 pm8001_chip_make_sg(task->scatter, 4477 ccb->n_elem, ccb->buf_prd); 4478 phys_addr = ccb->ccb_dma_handle; 4479 sata_cmd.enc_addr_low = 4480 cpu_to_le32(lower_32_bits(phys_addr)); 4481 sata_cmd.enc_addr_high = 4482 cpu_to_le32(upper_32_bits(phys_addr)); 4483 sata_cmd.enc_esgl = cpu_to_le32(1 << 31); 4484 } else if (task->num_scatter == 1) { 4485 u64 dma_addr = sg_dma_address(task->scatter); 4486 4487 sata_cmd.enc_addr_low = 4488 cpu_to_le32(lower_32_bits(dma_addr)); 4489 sata_cmd.enc_addr_high = 4490 cpu_to_le32(upper_32_bits(dma_addr)); 4491 sata_cmd.enc_len = cpu_to_le32(task->total_xfer_len); 4492 sata_cmd.enc_esgl = 0; 4493 4494 /* Check 4G Boundary */ 4495 end_addr = dma_addr + le32_to_cpu(sata_cmd.enc_len) - 1; 4496 end_addr_low = lower_32_bits(end_addr); 4497 end_addr_high = upper_32_bits(end_addr); 4498 if (end_addr_high != le32_to_cpu(sata_cmd.enc_addr_high)) { 4499 pm8001_dbg(pm8001_ha, FAIL, 4500 "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", 4501 dma_addr, 4502 le32_to_cpu(sata_cmd.enc_len), 4503 end_addr_high, end_addr_low); 4504 pm8001_chip_make_sg(task->scatter, 1, 4505 ccb->buf_prd); 4506 phys_addr = ccb->ccb_dma_handle; 4507 sata_cmd.enc_addr_low = 4508 cpu_to_le32(lower_32_bits(phys_addr)); 4509 sata_cmd.enc_addr_high = 4510 cpu_to_le32(upper_32_bits(phys_addr)); 4511 sata_cmd.enc_esgl = 4512 cpu_to_le32(1 << 31); 4513 } 4514 } else if (task->num_scatter == 0) { 4515 sata_cmd.enc_addr_low = 0; 4516 sata_cmd.enc_addr_high = 0; 4517 sata_cmd.enc_len = cpu_to_le32(task->total_xfer_len); 4518 sata_cmd.enc_esgl = 0; 4519 } 4520 /* XTS mode. All other fields are 0 */ 4521 sata_cmd.key_index_mode = cpu_to_le32(0x6 << 4); 4522 4523 /* set tweak values. Should be the start lba */ 4524 sata_cmd.twk_val0 = 4525 cpu_to_le32((sata_cmd.sata_fis.lbal_exp << 24) | 4526 (sata_cmd.sata_fis.lbah << 16) | 4527 (sata_cmd.sata_fis.lbam << 8) | 4528 (sata_cmd.sata_fis.lbal)); 4529 sata_cmd.twk_val1 = 4530 cpu_to_le32((sata_cmd.sata_fis.lbah_exp << 8) | 4531 (sata_cmd.sata_fis.lbam_exp)); 4532 } else { 4533 pm8001_dbg(pm8001_ha, IO, 4534 "Sending Normal SATA command 0x%x inb %x\n", 4535 sata_cmd.sata_fis.command, q_index); 4536 /* dad (bit 0-1) is 0 */ 4537 sata_cmd.ncqtag_atap_dir_m_dad = 4538 cpu_to_le32(((ncg_tag & 0xff)<<16) | 4539 ((ATAP & 0x3f) << 10) | dir); 4540 4541 /* fill in PRD (scatter/gather) table, if any */ 4542 if (task->num_scatter > 1) { 4543 pm8001_chip_make_sg(task->scatter, 4544 ccb->n_elem, ccb->buf_prd); 4545 phys_addr = ccb->ccb_dma_handle; 4546 sata_cmd.addr_low = lower_32_bits(phys_addr); 4547 sata_cmd.addr_high = upper_32_bits(phys_addr); 4548 sata_cmd.esgl = cpu_to_le32(1U << 31); 4549 } else if (task->num_scatter == 1) { 4550 u64 dma_addr = sg_dma_address(task->scatter); 4551 4552 sata_cmd.addr_low = lower_32_bits(dma_addr); 4553 sata_cmd.addr_high = upper_32_bits(dma_addr); 4554 sata_cmd.len = cpu_to_le32(task->total_xfer_len); 4555 sata_cmd.esgl = 0; 4556 4557 /* Check 4G Boundary */ 4558 end_addr = dma_addr + le32_to_cpu(sata_cmd.len) - 1; 4559 end_addr_low = lower_32_bits(end_addr); 4560 end_addr_high = upper_32_bits(end_addr); 4561 if (end_addr_high != sata_cmd.addr_high) { 4562 pm8001_dbg(pm8001_ha, FAIL, 4563 "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", 4564 dma_addr, 4565 le32_to_cpu(sata_cmd.len), 4566 end_addr_high, end_addr_low); 4567 pm8001_chip_make_sg(task->scatter, 1, 4568 ccb->buf_prd); 4569 phys_addr = ccb->ccb_dma_handle; 4570 sata_cmd.addr_low = lower_32_bits(phys_addr); 4571 sata_cmd.addr_high = upper_32_bits(phys_addr); 4572 sata_cmd.esgl = cpu_to_le32(1U << 31); 4573 } 4574 } else if (task->num_scatter == 0) { 4575 sata_cmd.addr_low = 0; 4576 sata_cmd.addr_high = 0; 4577 sata_cmd.len = cpu_to_le32(task->total_xfer_len); 4578 sata_cmd.esgl = 0; 4579 } 4580 4581 /* scsi cdb */ 4582 sata_cmd.atapi_scsi_cdb[0] = 4583 cpu_to_le32(((task->ata_task.atapi_packet[0]) | 4584 (task->ata_task.atapi_packet[1] << 8) | 4585 (task->ata_task.atapi_packet[2] << 16) | 4586 (task->ata_task.atapi_packet[3] << 24))); 4587 sata_cmd.atapi_scsi_cdb[1] = 4588 cpu_to_le32(((task->ata_task.atapi_packet[4]) | 4589 (task->ata_task.atapi_packet[5] << 8) | 4590 (task->ata_task.atapi_packet[6] << 16) | 4591 (task->ata_task.atapi_packet[7] << 24))); 4592 sata_cmd.atapi_scsi_cdb[2] = 4593 cpu_to_le32(((task->ata_task.atapi_packet[8]) | 4594 (task->ata_task.atapi_packet[9] << 8) | 4595 (task->ata_task.atapi_packet[10] << 16) | 4596 (task->ata_task.atapi_packet[11] << 24))); 4597 sata_cmd.atapi_scsi_cdb[3] = 4598 cpu_to_le32(((task->ata_task.atapi_packet[12]) | 4599 (task->ata_task.atapi_packet[13] << 8) | 4600 (task->ata_task.atapi_packet[14] << 16) | 4601 (task->ata_task.atapi_packet[15] << 24))); 4602 } 4603 4604 trace_pm80xx_request_issue(pm8001_ha->id, 4605 ccb->device ? ccb->device->attached_phy : PM8001_MAX_PHYS, 4606 ccb->ccb_tag, opc, 4607 qc ? qc->tf.command : 0, // ata opcode 4608 ccb->device ? atomic_read(&ccb->device->running_req) : 0); 4609 return pm8001_mpi_build_cmd(pm8001_ha, q_index, opc, &sata_cmd, 4610 sizeof(sata_cmd), q_index); 4611 } 4612 4613 /** 4614 * pm80xx_chip_phy_start_req - start phy via PHY_START COMMAND 4615 * @pm8001_ha: our hba card information. 4616 * @phy_id: the phy id which we wanted to start up. 4617 */ 4618 static int 4619 pm80xx_chip_phy_start_req(struct pm8001_hba_info *pm8001_ha, u8 phy_id) 4620 { 4621 struct phy_start_req payload; 4622 u32 tag = 0x01; 4623 u32 opcode = OPC_INB_PHYSTART; 4624 4625 memset(&payload, 0, sizeof(payload)); 4626 payload.tag = cpu_to_le32(tag); 4627 4628 pm8001_dbg(pm8001_ha, INIT, "PHY START REQ for phy_id %d\n", phy_id); 4629 4630 payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE | 4631 LINKMODE_AUTO | pm8001_ha->link_rate | phy_id); 4632 /* SSC Disable and SAS Analog ST configuration */ 4633 /* 4634 payload.ase_sh_lm_slr_phyid = 4635 cpu_to_le32(SSC_DISABLE_30 | SAS_ASE | SPINHOLD_DISABLE | 4636 LINKMODE_AUTO | LINKRATE_15 | LINKRATE_30 | LINKRATE_60 | 4637 phy_id); 4638 Have to add "SAS PHY Analog Setup SPASTI 1 Byte" Based on need 4639 */ 4640 4641 payload.sas_identify.dev_type = SAS_END_DEVICE; 4642 payload.sas_identify.initiator_bits = SAS_PROTOCOL_ALL; 4643 memcpy(payload.sas_identify.sas_addr, 4644 &pm8001_ha->sas_addr, SAS_ADDR_SIZE); 4645 payload.sas_identify.phy_id = phy_id; 4646 4647 return pm8001_mpi_build_cmd(pm8001_ha, 0, opcode, &payload, 4648 sizeof(payload), 0); 4649 } 4650 4651 /** 4652 * pm80xx_chip_phy_stop_req - start phy via PHY_STOP COMMAND 4653 * @pm8001_ha: our hba card information. 4654 * @phy_id: the phy id which we wanted to start up. 4655 */ 4656 static int pm80xx_chip_phy_stop_req(struct pm8001_hba_info *pm8001_ha, 4657 u8 phy_id) 4658 { 4659 struct phy_stop_req payload; 4660 u32 tag = 0x01; 4661 u32 opcode = OPC_INB_PHYSTOP; 4662 4663 memset(&payload, 0, sizeof(payload)); 4664 payload.tag = cpu_to_le32(tag); 4665 payload.phy_id = cpu_to_le32(phy_id); 4666 4667 return pm8001_mpi_build_cmd(pm8001_ha, 0, opcode, &payload, 4668 sizeof(payload), 0); 4669 } 4670 4671 /* 4672 * see comments on pm8001_mpi_reg_resp. 4673 */ 4674 static int pm80xx_chip_reg_dev_req(struct pm8001_hba_info *pm8001_ha, 4675 struct pm8001_device *pm8001_dev, u32 flag) 4676 { 4677 struct reg_dev_req payload; 4678 u32 opc; 4679 u32 stp_sspsmp_sata = 0x4; 4680 u32 linkrate, phy_id; 4681 int rc; 4682 struct pm8001_ccb_info *ccb; 4683 u8 retryFlag = 0x1; 4684 u16 firstBurstSize = 0; 4685 u16 ITNT = 2000; 4686 struct domain_device *dev = pm8001_dev->sas_device; 4687 struct domain_device *parent_dev = dev->parent; 4688 struct pm8001_port *port = dev->port->lldd_port; 4689 4690 memset(&payload, 0, sizeof(payload)); 4691 ccb = pm8001_ccb_alloc(pm8001_ha, pm8001_dev, NULL); 4692 if (!ccb) 4693 return -SAS_QUEUE_FULL; 4694 4695 payload.tag = cpu_to_le32(ccb->ccb_tag); 4696 4697 if (flag == 1) { 4698 stp_sspsmp_sata = 0x02; /*direct attached sata */ 4699 } else { 4700 if (pm8001_dev->dev_type == SAS_SATA_DEV) 4701 stp_sspsmp_sata = 0x00; /* stp*/ 4702 else if (pm8001_dev->dev_type == SAS_END_DEVICE || 4703 dev_is_expander(pm8001_dev->dev_type)) 4704 stp_sspsmp_sata = 0x01; /*ssp or smp*/ 4705 } 4706 if (parent_dev && dev_is_expander(parent_dev->dev_type)) 4707 phy_id = parent_dev->ex_dev.ex_phy->phy_id; 4708 else 4709 phy_id = pm8001_dev->attached_phy; 4710 4711 opc = OPC_INB_REG_DEV; 4712 4713 linkrate = (pm8001_dev->sas_device->linkrate < dev->port->linkrate) ? 4714 pm8001_dev->sas_device->linkrate : dev->port->linkrate; 4715 4716 payload.phyid_portid = 4717 cpu_to_le32(((port->port_id) & 0xFF) | 4718 ((phy_id & 0xFF) << 8)); 4719 4720 payload.dtype_dlr_mcn_ir_retry = cpu_to_le32((retryFlag & 0x01) | 4721 ((linkrate & 0x0F) << 24) | 4722 ((stp_sspsmp_sata & 0x03) << 28)); 4723 payload.firstburstsize_ITNexustimeout = 4724 cpu_to_le32(ITNT | (firstBurstSize * 0x10000)); 4725 4726 memcpy(payload.sas_addr, pm8001_dev->sas_device->sas_addr, 4727 SAS_ADDR_SIZE); 4728 4729 rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload, 4730 sizeof(payload), 0); 4731 if (rc) 4732 pm8001_ccb_free(pm8001_ha, ccb); 4733 4734 return rc; 4735 } 4736 4737 /** 4738 * pm80xx_chip_phy_ctl_req - support the local phy operation 4739 * @pm8001_ha: our hba card information. 4740 * @phyId: the phy id which we wanted to operate 4741 * @phy_op: phy operation to request 4742 */ 4743 static int pm80xx_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha, 4744 u32 phyId, u32 phy_op) 4745 { 4746 u32 tag; 4747 int rc; 4748 struct local_phy_ctl_req payload; 4749 u32 opc = OPC_INB_LOCAL_PHY_CONTROL; 4750 4751 memset(&payload, 0, sizeof(payload)); 4752 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4753 if (rc) 4754 return rc; 4755 4756 payload.tag = cpu_to_le32(tag); 4757 payload.phyop_phyid = 4758 cpu_to_le32(((phy_op & 0xFF) << 8) | (phyId & 0xFF)); 4759 4760 rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload, 4761 sizeof(payload), 0); 4762 if (rc) 4763 pm8001_tag_free(pm8001_ha, tag); 4764 4765 return rc; 4766 } 4767 4768 static u32 pm80xx_chip_is_our_interrupt(struct pm8001_hba_info *pm8001_ha) 4769 { 4770 #ifdef PM8001_USE_MSIX 4771 return 1; 4772 #else 4773 u32 value; 4774 4775 value = pm8001_cr32(pm8001_ha, 0, MSGU_ODR); 4776 if (value) 4777 return 1; 4778 return 0; 4779 #endif 4780 } 4781 4782 /** 4783 * pm80xx_chip_isr - PM8001 isr handler. 4784 * @pm8001_ha: our hba card information. 4785 * @vec: irq number. 4786 */ 4787 static irqreturn_t 4788 pm80xx_chip_isr(struct pm8001_hba_info *pm8001_ha, u8 vec) 4789 { 4790 pm80xx_chip_interrupt_disable(pm8001_ha, vec); 4791 pm8001_dbg(pm8001_ha, DEVIO, 4792 "irq vec %d, ODMR:0x%x\n", 4793 vec, pm8001_cr32(pm8001_ha, 0, 0x30)); 4794 process_oq(pm8001_ha, vec); 4795 pm80xx_chip_interrupt_enable(pm8001_ha, vec); 4796 return IRQ_HANDLED; 4797 } 4798 4799 static void mpi_set_phy_profile_req(struct pm8001_hba_info *pm8001_ha, 4800 u32 operation, u32 phyid, 4801 u32 length, u32 *buf) 4802 { 4803 u32 tag, i, j = 0; 4804 int rc; 4805 struct set_phy_profile_req payload; 4806 u32 opc = OPC_INB_SET_PHY_PROFILE; 4807 4808 memset(&payload, 0, sizeof(payload)); 4809 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4810 if (rc) { 4811 pm8001_dbg(pm8001_ha, FAIL, "Invalid tag\n"); 4812 return; 4813 } 4814 4815 payload.tag = cpu_to_le32(tag); 4816 payload.ppc_phyid = 4817 cpu_to_le32(((operation & 0xF) << 8) | (phyid & 0xFF)); 4818 pm8001_dbg(pm8001_ha, INIT, 4819 " phy profile command for phy %x ,length is %d\n", 4820 le32_to_cpu(payload.ppc_phyid), length); 4821 for (i = length; i < (length + PHY_DWORD_LENGTH - 1); i++) { 4822 payload.reserved[j] = cpu_to_le32(*((u32 *)buf + i)); 4823 j++; 4824 } 4825 rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload, 4826 sizeof(payload), 0); 4827 if (rc) 4828 pm8001_tag_free(pm8001_ha, tag); 4829 } 4830 4831 void pm8001_set_phy_profile(struct pm8001_hba_info *pm8001_ha, 4832 u32 length, u8 *buf) 4833 { 4834 u32 i; 4835 4836 for (i = 0; i < pm8001_ha->chip->n_phy; i++) { 4837 mpi_set_phy_profile_req(pm8001_ha, 4838 SAS_PHY_ANALOG_SETTINGS_PAGE, i, length, (u32 *)buf); 4839 length = length + PHY_DWORD_LENGTH; 4840 } 4841 pm8001_dbg(pm8001_ha, INIT, "phy settings completed\n"); 4842 } 4843 4844 void pm8001_set_phy_profile_single(struct pm8001_hba_info *pm8001_ha, 4845 u32 phy, u32 length, u32 *buf) 4846 { 4847 u32 tag, opc; 4848 int rc, i; 4849 struct set_phy_profile_req payload; 4850 4851 memset(&payload, 0, sizeof(payload)); 4852 4853 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4854 if (rc) { 4855 pm8001_dbg(pm8001_ha, INIT, "Invalid tag\n"); 4856 return; 4857 } 4858 4859 opc = OPC_INB_SET_PHY_PROFILE; 4860 4861 payload.tag = cpu_to_le32(tag); 4862 payload.ppc_phyid = 4863 cpu_to_le32(((SAS_PHY_ANALOG_SETTINGS_PAGE & 0xF) << 8) 4864 | (phy & 0xFF)); 4865 4866 for (i = 0; i < length; i++) 4867 payload.reserved[i] = cpu_to_le32(*(buf + i)); 4868 4869 rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload, 4870 sizeof(payload), 0); 4871 if (rc) 4872 pm8001_tag_free(pm8001_ha, tag); 4873 4874 pm8001_dbg(pm8001_ha, INIT, "PHY %d settings applied\n", phy); 4875 } 4876 const struct pm8001_dispatch pm8001_80xx_dispatch = { 4877 .name = "pmc80xx", 4878 .chip_init = pm80xx_chip_init, 4879 .chip_post_init = pm80xx_chip_post_init, 4880 .chip_soft_rst = pm80xx_chip_soft_rst, 4881 .chip_rst = pm80xx_hw_chip_rst, 4882 .chip_iounmap = pm8001_chip_iounmap, 4883 .isr = pm80xx_chip_isr, 4884 .is_our_interrupt = pm80xx_chip_is_our_interrupt, 4885 .isr_process_oq = process_oq, 4886 .interrupt_enable = pm80xx_chip_interrupt_enable, 4887 .interrupt_disable = pm80xx_chip_interrupt_disable, 4888 .make_prd = pm8001_chip_make_sg, 4889 .smp_req = pm80xx_chip_smp_req, 4890 .ssp_io_req = pm80xx_chip_ssp_io_req, 4891 .sata_req = pm80xx_chip_sata_req, 4892 .phy_start_req = pm80xx_chip_phy_start_req, 4893 .phy_stop_req = pm80xx_chip_phy_stop_req, 4894 .reg_dev_req = pm80xx_chip_reg_dev_req, 4895 .dereg_dev_req = pm8001_chip_dereg_dev_req, 4896 .phy_ctl_req = pm80xx_chip_phy_ctl_req, 4897 .task_abort = pm8001_chip_abort_task, 4898 .ssp_tm_req = pm8001_chip_ssp_tm_req, 4899 .get_nvmd_req = pm8001_chip_get_nvmd_req, 4900 .set_nvmd_req = pm8001_chip_set_nvmd_req, 4901 .fw_flash_update_req = pm8001_chip_fw_flash_update_req, 4902 .set_dev_state_req = pm8001_chip_set_dev_state_req, 4903 .fatal_errors = pm80xx_fatal_errors, 4904 .hw_event_ack_req = pm80xx_hw_event_ack_req, 4905 }; 4906