1/* gdth_proc.c 2 * $Id: gdth_proc.c,v 1.43 2006/01/11 16:15:00 achim Exp $ 3 */ 4 5#include <linux/completion.h> 6#include <linux/slab.h> 7 8int gdth_set_info(struct Scsi_Host *host, char *buffer, int length) 9{ 10 gdth_ha_str *ha = shost_priv(host); 11 int ret_val = -EINVAL; 12 13 TRACE2(("gdth_set_info() ha %d\n",ha->hanum,)); 14 15 if (length >= 4) { 16 if (strncmp(buffer,"gdth",4) == 0) { 17 buffer += 5; 18 length -= 5; 19 ret_val = gdth_set_asc_info(host, buffer, length, ha); 20 } 21 } 22 23 return ret_val; 24} 25 26static int gdth_set_asc_info(struct Scsi_Host *host, char *buffer, 27 int length, gdth_ha_str *ha) 28{ 29 int orig_length, drive, wb_mode; 30 int i, found; 31 gdth_cmd_str gdtcmd; 32 gdth_cpar_str *pcpar; 33 u64 paddr; 34 35 char cmnd[MAX_COMMAND_SIZE]; 36 memset(cmnd, 0xff, 12); 37 memset(&gdtcmd, 0, sizeof(gdth_cmd_str)); 38 39 TRACE2(("gdth_set_asc_info() ha %d\n",ha->hanum)); 40 orig_length = length + 5; 41 drive = -1; 42 wb_mode = 0; 43 found = FALSE; 44 45 if (length >= 5 && strncmp(buffer,"flush",5)==0) { 46 buffer += 6; 47 length -= 6; 48 if (length && *buffer>='0' && *buffer<='9') { 49 drive = (int)(*buffer-'0'); 50 ++buffer; --length; 51 if (length && *buffer>='0' && *buffer<='9') { 52 drive = drive*10 + (int)(*buffer-'0'); 53 ++buffer; --length; 54 } 55 printk("GDT: Flushing host drive %d .. ",drive); 56 } else { 57 printk("GDT: Flushing all host drives .. "); 58 } 59 for (i = 0; i < MAX_HDRIVES; ++i) { 60 if (ha->hdr[i].present) { 61 if (drive != -1 && i != drive) 62 continue; 63 found = TRUE; 64 gdtcmd.Service = CACHESERVICE; 65 gdtcmd.OpCode = GDT_FLUSH; 66 if (ha->cache_feat & GDT_64BIT) { 67 gdtcmd.u.cache64.DeviceNo = i; 68 gdtcmd.u.cache64.BlockNo = 1; 69 } else { 70 gdtcmd.u.cache.DeviceNo = i; 71 gdtcmd.u.cache.BlockNo = 1; 72 } 73 74 gdth_execute(host, &gdtcmd, cmnd, 30, NULL); 75 } 76 } 77 if (!found) 78 printk("\nNo host drive found !\n"); 79 else 80 printk("Done.\n"); 81 return(orig_length); 82 } 83 84 if (length >= 7 && strncmp(buffer,"wbp_off",7)==0) { 85 buffer += 8; 86 length -= 8; 87 printk("GDT: Disabling write back permanently .. "); 88 wb_mode = 1; 89 } else if (length >= 6 && strncmp(buffer,"wbp_on",6)==0) { 90 buffer += 7; 91 length -= 7; 92 printk("GDT: Enabling write back permanently .. "); 93 wb_mode = 2; 94 } else if (length >= 6 && strncmp(buffer,"wb_off",6)==0) { 95 buffer += 7; 96 length -= 7; 97 printk("GDT: Disabling write back commands .. "); 98 if (ha->cache_feat & GDT_WR_THROUGH) { 99 gdth_write_through = TRUE; 100 printk("Done.\n"); 101 } else { 102 printk("Not supported !\n"); 103 } 104 return(orig_length); 105 } else if (length >= 5 && strncmp(buffer,"wb_on",5)==0) { 106 buffer += 6; 107 length -= 6; 108 printk("GDT: Enabling write back commands .. "); 109 gdth_write_through = FALSE; 110 printk("Done.\n"); 111 return(orig_length); 112 } 113 114 if (wb_mode) { 115 if (!gdth_ioctl_alloc(ha, sizeof(gdth_cpar_str), TRUE, &paddr)) 116 return(-EBUSY); 117 pcpar = (gdth_cpar_str *)ha->pscratch; 118 memcpy( pcpar, &ha->cpar, sizeof(gdth_cpar_str) ); 119 gdtcmd.Service = CACHESERVICE; 120 gdtcmd.OpCode = GDT_IOCTL; 121 gdtcmd.u.ioctl.p_param = paddr; 122 gdtcmd.u.ioctl.param_size = sizeof(gdth_cpar_str); 123 gdtcmd.u.ioctl.subfunc = CACHE_CONFIG; 124 gdtcmd.u.ioctl.channel = INVALID_CHANNEL; 125 pcpar->write_back = wb_mode==1 ? 0:1; 126 127 gdth_execute(host, &gdtcmd, cmnd, 30, NULL); 128 129 gdth_ioctl_free(ha, GDTH_SCRATCH, ha->pscratch, paddr); 130 printk("Done.\n"); 131 return(orig_length); 132 } 133 134 printk("GDT: Unknown command: %s Length: %d\n",buffer,length); 135 return(-EINVAL); 136} 137 138int gdth_show_info(struct seq_file *m, struct Scsi_Host *host) 139{ 140 gdth_ha_str *ha = shost_priv(host); 141 int hlen; 142 int id, i, j, k, sec, flag; 143 int no_mdrv = 0, drv_no, is_mirr; 144 u32 cnt; 145 u64 paddr; 146 int rc = -ENOMEM; 147 148 gdth_cmd_str *gdtcmd; 149 gdth_evt_str *estr; 150 char hrec[161]; 151 struct timeval tv; 152 153 char *buf; 154 gdth_dskstat_str *pds; 155 gdth_diskinfo_str *pdi; 156 gdth_arrayinf_str *pai; 157 gdth_defcnt_str *pdef; 158 gdth_cdrinfo_str *pcdi; 159 gdth_hget_str *phg; 160 char cmnd[MAX_COMMAND_SIZE]; 161 162 gdtcmd = kmalloc(sizeof(*gdtcmd), GFP_KERNEL); 163 estr = kmalloc(sizeof(*estr), GFP_KERNEL); 164 if (!gdtcmd || !estr) 165 goto free_fail; 166 167 memset(cmnd, 0xff, 12); 168 memset(gdtcmd, 0, sizeof(gdth_cmd_str)); 169 170 TRACE2(("gdth_get_info() ha %d\n",ha->hanum)); 171 172 173 /* request is i.e. "cat /proc/scsi/gdth/0" */ 174 /* format: %-15s\t%-10s\t%-15s\t%s */ 175 /* driver parameters */ 176 seq_puts(m, "Driver Parameters:\n"); 177 if (reserve_list[0] == 0xff) 178 strcpy(hrec, "--"); 179 else { 180 hlen = sprintf(hrec, "%d", reserve_list[0]); 181 for (i = 1; i < MAX_RES_ARGS; i++) { 182 if (reserve_list[i] == 0xff) 183 break; 184 hlen += snprintf(hrec + hlen , 161 - hlen, ",%d", reserve_list[i]); 185 } 186 } 187 seq_printf(m, 188 " reserve_mode: \t%d \treserve_list: \t%s\n", 189 reserve_mode, hrec); 190 seq_printf(m, 191 " max_ids: \t%-3d \thdr_channel: \t%d\n", 192 max_ids, hdr_channel); 193 194 /* controller information */ 195 seq_puts(m, "\nDisk Array Controller Information:\n"); 196 seq_printf(m, 197 " Number: \t%d \tName: \t%s\n", 198 ha->hanum, ha->binfo.type_string); 199 200 seq_printf(m, 201 " Driver Ver.: \t%-10s\tFirmware Ver.: \t", 202 GDTH_VERSION_STR); 203 if (ha->more_proc) 204 seq_printf(m, "%d.%02d.%02d-%c%03X\n", 205 (u8)(ha->binfo.upd_fw_ver>>24), 206 (u8)(ha->binfo.upd_fw_ver>>16), 207 (u8)(ha->binfo.upd_fw_ver), 208 ha->bfeat.raid ? 'R':'N', 209 ha->binfo.upd_revision); 210 else 211 seq_printf(m, "%d.%02d\n", (u8)(ha->cpar.version>>8), 212 (u8)(ha->cpar.version)); 213 214 if (ha->more_proc) 215 /* more information: 1. about controller */ 216 seq_printf(m, 217 " Serial No.: \t0x%8X\tCache RAM size:\t%d KB\n", 218 ha->binfo.ser_no, ha->binfo.memsize / 1024); 219 220#ifdef GDTH_DMA_STATISTICS 221 /* controller statistics */ 222 seq_puts(m, "\nController Statistics:\n"); 223 seq_printf(m, 224 " 32-bit DMA buffer:\t%lu\t64-bit DMA buffer:\t%lu\n", 225 ha->dma32_cnt, ha->dma64_cnt); 226#endif 227 228 if (ha->more_proc) { 229 /* more information: 2. about physical devices */ 230 seq_puts(m, "\nPhysical Devices:"); 231 flag = FALSE; 232 233 buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr); 234 if (!buf) 235 goto stop_output; 236 for (i = 0; i < ha->bus_cnt; ++i) { 237 /* 2.a statistics (and retries/reassigns) */ 238 TRACE2(("pdr_statistics() chn %d\n",i)); 239 pds = (gdth_dskstat_str *)(buf + GDTH_SCRATCH/4); 240 gdtcmd->Service = CACHESERVICE; 241 gdtcmd->OpCode = GDT_IOCTL; 242 gdtcmd->u.ioctl.p_param = paddr + GDTH_SCRATCH/4; 243 gdtcmd->u.ioctl.param_size = 3*GDTH_SCRATCH/4; 244 gdtcmd->u.ioctl.subfunc = DSK_STATISTICS | L_CTRL_PATTERN; 245 gdtcmd->u.ioctl.channel = ha->raw[i].address | INVALID_CHANNEL; 246 pds->bid = ha->raw[i].local_no; 247 pds->first = 0; 248 pds->entries = ha->raw[i].pdev_cnt; 249 cnt = (3*GDTH_SCRATCH/4 - 5 * sizeof(u32)) / 250 sizeof(pds->list[0]); 251 if (pds->entries > cnt) 252 pds->entries = cnt; 253 254 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) != S_OK) 255 pds->count = 0; 256 257 /* other IOCTLs must fit into area GDTH_SCRATCH/4 */ 258 for (j = 0; j < ha->raw[i].pdev_cnt; ++j) { 259 /* 2.b drive info */ 260 TRACE2(("scsi_drv_info() chn %d dev %d\n", 261 i, ha->raw[i].id_list[j])); 262 pdi = (gdth_diskinfo_str *)buf; 263 gdtcmd->Service = CACHESERVICE; 264 gdtcmd->OpCode = GDT_IOCTL; 265 gdtcmd->u.ioctl.p_param = paddr; 266 gdtcmd->u.ioctl.param_size = sizeof(gdth_diskinfo_str); 267 gdtcmd->u.ioctl.subfunc = SCSI_DR_INFO | L_CTRL_PATTERN; 268 gdtcmd->u.ioctl.channel = 269 ha->raw[i].address | ha->raw[i].id_list[j]; 270 271 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) { 272 strncpy(hrec,pdi->vendor,8); 273 strncpy(hrec+8,pdi->product,16); 274 strncpy(hrec+24,pdi->revision,4); 275 hrec[28] = 0; 276 seq_printf(m, 277 "\n Chn/ID/LUN: \t%c/%02d/%d \tName: \t%s\n", 278 'A'+i,pdi->target_id,pdi->lun,hrec); 279 flag = TRUE; 280 pdi->no_ldrive &= 0xffff; 281 if (pdi->no_ldrive == 0xffff) 282 strcpy(hrec,"--"); 283 else 284 sprintf(hrec,"%d",pdi->no_ldrive); 285 seq_printf(m, 286 " Capacity [MB]:\t%-6d \tTo Log. Drive: \t%s\n", 287 pdi->blkcnt/(1024*1024/pdi->blksize), 288 hrec); 289 } else { 290 pdi->devtype = 0xff; 291 } 292 293 if (pdi->devtype == 0) { 294 /* search retries/reassigns */ 295 for (k = 0; k < pds->count; ++k) { 296 if (pds->list[k].tid == pdi->target_id && 297 pds->list[k].lun == pdi->lun) { 298 seq_printf(m, 299 " Retries: \t%-6d \tReassigns: \t%d\n", 300 pds->list[k].retries, 301 pds->list[k].reassigns); 302 break; 303 } 304 } 305 /* 2.c grown defects */ 306 TRACE2(("scsi_drv_defcnt() chn %d dev %d\n", 307 i, ha->raw[i].id_list[j])); 308 pdef = (gdth_defcnt_str *)buf; 309 gdtcmd->Service = CACHESERVICE; 310 gdtcmd->OpCode = GDT_IOCTL; 311 gdtcmd->u.ioctl.p_param = paddr; 312 gdtcmd->u.ioctl.param_size = sizeof(gdth_defcnt_str); 313 gdtcmd->u.ioctl.subfunc = SCSI_DEF_CNT | L_CTRL_PATTERN; 314 gdtcmd->u.ioctl.channel = 315 ha->raw[i].address | ha->raw[i].id_list[j]; 316 pdef->sddc_type = 0x08; 317 318 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) { 319 seq_printf(m, 320 " Grown Defects:\t%d\n", 321 pdef->sddc_cnt); 322 } 323 } 324 } 325 } 326 gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr); 327 328 if (!flag) 329 seq_puts(m, "\n --\n"); 330 331 /* 3. about logical drives */ 332 seq_puts(m, "\nLogical Drives:"); 333 flag = FALSE; 334 335 buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr); 336 if (!buf) 337 goto stop_output; 338 for (i = 0; i < MAX_LDRIVES; ++i) { 339 if (!ha->hdr[i].is_logdrv) 340 continue; 341 drv_no = i; 342 j = k = 0; 343 is_mirr = FALSE; 344 do { 345 /* 3.a log. drive info */ 346 TRACE2(("cache_drv_info() drive no %d\n",drv_no)); 347 pcdi = (gdth_cdrinfo_str *)buf; 348 gdtcmd->Service = CACHESERVICE; 349 gdtcmd->OpCode = GDT_IOCTL; 350 gdtcmd->u.ioctl.p_param = paddr; 351 gdtcmd->u.ioctl.param_size = sizeof(gdth_cdrinfo_str); 352 gdtcmd->u.ioctl.subfunc = CACHE_DRV_INFO; 353 gdtcmd->u.ioctl.channel = drv_no; 354 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) != S_OK) 355 break; 356 pcdi->ld_dtype >>= 16; 357 j++; 358 if (pcdi->ld_dtype > 2) { 359 strcpy(hrec, "missing"); 360 } else if (pcdi->ld_error & 1) { 361 strcpy(hrec, "fault"); 362 } else if (pcdi->ld_error & 2) { 363 strcpy(hrec, "invalid"); 364 k++; j--; 365 } else { 366 strcpy(hrec, "ok"); 367 } 368 369 if (drv_no == i) { 370 seq_printf(m, 371 "\n Number: \t%-2d \tStatus: \t%s\n", 372 drv_no, hrec); 373 flag = TRUE; 374 no_mdrv = pcdi->cd_ldcnt; 375 if (no_mdrv > 1 || pcdi->ld_slave != -1) { 376 is_mirr = TRUE; 377 strcpy(hrec, "RAID-1"); 378 } else if (pcdi->ld_dtype == 0) { 379 strcpy(hrec, "Disk"); 380 } else if (pcdi->ld_dtype == 1) { 381 strcpy(hrec, "RAID-0"); 382 } else if (pcdi->ld_dtype == 2) { 383 strcpy(hrec, "Chain"); 384 } else { 385 strcpy(hrec, "???"); 386 } 387 seq_printf(m, 388 " Capacity [MB]:\t%-6d \tType: \t%s\n", 389 pcdi->ld_blkcnt/(1024*1024/pcdi->ld_blksize), 390 hrec); 391 } else { 392 seq_printf(m, 393 " Slave Number: \t%-2d \tStatus: \t%s\n", 394 drv_no & 0x7fff, hrec); 395 } 396 drv_no = pcdi->ld_slave; 397 } while (drv_no != -1); 398 399 if (is_mirr) 400 seq_printf(m, 401 " Missing Drv.: \t%-2d \tInvalid Drv.: \t%d\n", 402 no_mdrv - j - k, k); 403 404 if (!ha->hdr[i].is_arraydrv) 405 strcpy(hrec, "--"); 406 else 407 sprintf(hrec, "%d", ha->hdr[i].master_no); 408 seq_printf(m, 409 " To Array Drv.:\t%s\n", hrec); 410 } 411 gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr); 412 413 if (!flag) 414 seq_puts(m, "\n --\n"); 415 416 /* 4. about array drives */ 417 seq_puts(m, "\nArray Drives:"); 418 flag = FALSE; 419 420 buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr); 421 if (!buf) 422 goto stop_output; 423 for (i = 0; i < MAX_LDRIVES; ++i) { 424 if (!(ha->hdr[i].is_arraydrv && ha->hdr[i].is_master)) 425 continue; 426 /* 4.a array drive info */ 427 TRACE2(("array_info() drive no %d\n",i)); 428 pai = (gdth_arrayinf_str *)buf; 429 gdtcmd->Service = CACHESERVICE; 430 gdtcmd->OpCode = GDT_IOCTL; 431 gdtcmd->u.ioctl.p_param = paddr; 432 gdtcmd->u.ioctl.param_size = sizeof(gdth_arrayinf_str); 433 gdtcmd->u.ioctl.subfunc = ARRAY_INFO | LA_CTRL_PATTERN; 434 gdtcmd->u.ioctl.channel = i; 435 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) { 436 if (pai->ai_state == 0) 437 strcpy(hrec, "idle"); 438 else if (pai->ai_state == 2) 439 strcpy(hrec, "build"); 440 else if (pai->ai_state == 4) 441 strcpy(hrec, "ready"); 442 else if (pai->ai_state == 6) 443 strcpy(hrec, "fail"); 444 else if (pai->ai_state == 8 || pai->ai_state == 10) 445 strcpy(hrec, "rebuild"); 446 else 447 strcpy(hrec, "error"); 448 if (pai->ai_ext_state & 0x10) 449 strcat(hrec, "/expand"); 450 else if (pai->ai_ext_state & 0x1) 451 strcat(hrec, "/patch"); 452 seq_printf(m, 453 "\n Number: \t%-2d \tStatus: \t%s\n", 454 i,hrec); 455 flag = TRUE; 456 457 if (pai->ai_type == 0) 458 strcpy(hrec, "RAID-0"); 459 else if (pai->ai_type == 4) 460 strcpy(hrec, "RAID-4"); 461 else if (pai->ai_type == 5) 462 strcpy(hrec, "RAID-5"); 463 else 464 strcpy(hrec, "RAID-10"); 465 seq_printf(m, 466 " Capacity [MB]:\t%-6d \tType: \t%s\n", 467 pai->ai_size/(1024*1024/pai->ai_secsize), 468 hrec); 469 } 470 } 471 gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr); 472 473 if (!flag) 474 seq_puts(m, "\n --\n"); 475 476 /* 5. about host drives */ 477 seq_puts(m, "\nHost Drives:"); 478 flag = FALSE; 479 480 buf = gdth_ioctl_alloc(ha, sizeof(gdth_hget_str), FALSE, &paddr); 481 if (!buf) 482 goto stop_output; 483 for (i = 0; i < MAX_LDRIVES; ++i) { 484 if (!ha->hdr[i].is_logdrv || 485 (ha->hdr[i].is_arraydrv && !ha->hdr[i].is_master)) 486 continue; 487 /* 5.a get host drive list */ 488 TRACE2(("host_get() drv_no %d\n",i)); 489 phg = (gdth_hget_str *)buf; 490 gdtcmd->Service = CACHESERVICE; 491 gdtcmd->OpCode = GDT_IOCTL; 492 gdtcmd->u.ioctl.p_param = paddr; 493 gdtcmd->u.ioctl.param_size = sizeof(gdth_hget_str); 494 gdtcmd->u.ioctl.subfunc = HOST_GET | LA_CTRL_PATTERN; 495 gdtcmd->u.ioctl.channel = i; 496 phg->entries = MAX_HDRIVES; 497 phg->offset = GDTOFFSOF(gdth_hget_str, entry[0]); 498 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) { 499 ha->hdr[i].ldr_no = i; 500 ha->hdr[i].rw_attribs = 0; 501 ha->hdr[i].start_sec = 0; 502 } else { 503 for (j = 0; j < phg->entries; ++j) { 504 k = phg->entry[j].host_drive; 505 if (k >= MAX_LDRIVES) 506 continue; 507 ha->hdr[k].ldr_no = phg->entry[j].log_drive; 508 ha->hdr[k].rw_attribs = phg->entry[j].rw_attribs; 509 ha->hdr[k].start_sec = phg->entry[j].start_sec; 510 } 511 } 512 } 513 gdth_ioctl_free(ha, sizeof(gdth_hget_str), buf, paddr); 514 515 for (i = 0; i < MAX_HDRIVES; ++i) { 516 if (!(ha->hdr[i].present)) 517 continue; 518 519 seq_printf(m, 520 "\n Number: \t%-2d \tArr/Log. Drive:\t%d\n", 521 i, ha->hdr[i].ldr_no); 522 flag = TRUE; 523 524 seq_printf(m, 525 " Capacity [MB]:\t%-6d \tStart Sector: \t%d\n", 526 (u32)(ha->hdr[i].size/2048), ha->hdr[i].start_sec); 527 } 528 529 if (!flag) 530 seq_puts(m, "\n --\n"); 531 } 532 533 /* controller events */ 534 seq_puts(m, "\nController Events:\n"); 535 536 for (id = -1;;) { 537 id = gdth_read_event(ha, id, estr); 538 if (estr->event_source == 0) 539 break; 540 if (estr->event_data.eu.driver.ionode == ha->hanum && 541 estr->event_source == ES_ASYNC) { 542 gdth_log_event(&estr->event_data, hrec); 543 do_gettimeofday(&tv); 544 sec = (int)(tv.tv_sec - estr->first_stamp); 545 if (sec < 0) sec = 0; 546 seq_printf(m," date- %02d:%02d:%02d\t%s\n", 547 sec/3600, sec%3600/60, sec%60, hrec); 548 } 549 if (id == -1) 550 break; 551 } 552stop_output: 553 rc = 0; 554free_fail: 555 kfree(gdtcmd); 556 kfree(estr); 557 return rc; 558} 559 560static char *gdth_ioctl_alloc(gdth_ha_str *ha, int size, int scratch, 561 u64 *paddr) 562{ 563 unsigned long flags; 564 char *ret_val; 565 566 if (size == 0) 567 return NULL; 568 569 spin_lock_irqsave(&ha->smp_lock, flags); 570 571 if (!ha->scratch_busy && size <= GDTH_SCRATCH) { 572 ha->scratch_busy = TRUE; 573 ret_val = ha->pscratch; 574 *paddr = ha->scratch_phys; 575 } else if (scratch) { 576 ret_val = NULL; 577 } else { 578 dma_addr_t dma_addr; 579 580 ret_val = pci_alloc_consistent(ha->pdev, size, &dma_addr); 581 *paddr = dma_addr; 582 } 583 584 spin_unlock_irqrestore(&ha->smp_lock, flags); 585 return ret_val; 586} 587 588static void gdth_ioctl_free(gdth_ha_str *ha, int size, char *buf, u64 paddr) 589{ 590 unsigned long flags; 591 592 if (buf == ha->pscratch) { 593 spin_lock_irqsave(&ha->smp_lock, flags); 594 ha->scratch_busy = FALSE; 595 spin_unlock_irqrestore(&ha->smp_lock, flags); 596 } else { 597 pci_free_consistent(ha->pdev, size, buf, paddr); 598 } 599} 600 601#ifdef GDTH_IOCTL_PROC 602static int gdth_ioctl_check_bin(gdth_ha_str *ha, u16 size) 603{ 604 unsigned long flags; 605 int ret_val; 606 607 spin_lock_irqsave(&ha->smp_lock, flags); 608 609 ret_val = FALSE; 610 if (ha->scratch_busy) { 611 if (((gdth_iord_str *)ha->pscratch)->size == (u32)size) 612 ret_val = TRUE; 613 } 614 spin_unlock_irqrestore(&ha->smp_lock, flags); 615 return ret_val; 616} 617#endif 618 619static void gdth_wait_completion(gdth_ha_str *ha, int busnum, int id) 620{ 621 unsigned long flags; 622 int i; 623 Scsi_Cmnd *scp; 624 struct gdth_cmndinfo *cmndinfo; 625 u8 b, t; 626 627 spin_lock_irqsave(&ha->smp_lock, flags); 628 629 for (i = 0; i < GDTH_MAXCMDS; ++i) { 630 scp = ha->cmd_tab[i].cmnd; 631 cmndinfo = gdth_cmnd_priv(scp); 632 633 b = scp->device->channel; 634 t = scp->device->id; 635 if (!SPECIAL_SCP(scp) && t == (u8)id && 636 b == (u8)busnum) { 637 cmndinfo->wait_for_completion = 0; 638 spin_unlock_irqrestore(&ha->smp_lock, flags); 639 while (!cmndinfo->wait_for_completion) 640 barrier(); 641 spin_lock_irqsave(&ha->smp_lock, flags); 642 } 643 } 644 spin_unlock_irqrestore(&ha->smp_lock, flags); 645} 646