2 * $Id: gdth_proc.c,v 1.43 2006/01/11 16:15:00 achim Exp $
5 #include <linux/completion.h>
7 int gdth_proc_info(struct Scsi_Host *host, char *buffer,char **start,off_t offset,int length,
12 TRACE2(("gdth_proc_info() length %d offs %d inout %d\n",
13 length,(int)offset,inout));
15 hanum = NUMDATA(host)->hanum;
18 return(gdth_set_info(buffer,length,host,hanum));
20 return(gdth_get_info(buffer,start,offset,length,host,hanum));
23 static int gdth_set_info(char *buffer,int length,struct Scsi_Host *host,
26 int ret_val = -EINVAL;
28 TRACE2(("gdth_set_info() ha %d\n",hanum,));
31 if (strncmp(buffer,"gdth",4) == 0) {
34 ret_val = gdth_set_asc_info(host, buffer, length, hanum);
41 static int gdth_set_asc_info(struct Scsi_Host *host, char *buffer,
44 int orig_length, drive, wb_mode;
51 char cmnd[MAX_COMMAND_SIZE];
52 memset(cmnd, 0xff, 12);
53 memset(&gdtcmd, 0, sizeof(gdth_cmd_str));
55 TRACE2(("gdth_set_asc_info() ha %d\n",hanum));
56 ha = HADATA(gdth_ctr_tab[hanum]);
57 orig_length = length + 5;
62 if (length >= 5 && strncmp(buffer,"flush",5)==0) {
65 if (length && *buffer>='0' && *buffer<='9') {
66 drive = (int)(*buffer-'0');
68 if (length && *buffer>='0' && *buffer<='9') {
69 drive = drive*10 + (int)(*buffer-'0');
72 printk("GDT: Flushing host drive %d .. ",drive);
74 printk("GDT: Flushing all host drives .. ");
76 for (i = 0; i < MAX_HDRIVES; ++i) {
77 if (ha->hdr[i].present) {
78 if (drive != -1 && i != drive)
81 gdtcmd.Service = CACHESERVICE;
82 gdtcmd.OpCode = GDT_FLUSH;
83 if (ha->cache_feat & GDT_64BIT) {
84 gdtcmd.u.cache64.DeviceNo = i;
85 gdtcmd.u.cache64.BlockNo = 1;
87 gdtcmd.u.cache.DeviceNo = i;
88 gdtcmd.u.cache.BlockNo = 1;
91 gdth_execute(host, &gdtcmd, cmnd, 30, NULL);
95 printk("\nNo host drive found !\n");
101 if (length >= 7 && strncmp(buffer,"wbp_off",7)==0) {
104 printk("GDT: Disabling write back permanently .. ");
106 } else if (length >= 6 && strncmp(buffer,"wbp_on",6)==0) {
109 printk("GDT: Enabling write back permanently .. ");
111 } else if (length >= 6 && strncmp(buffer,"wb_off",6)==0) {
114 printk("GDT: Disabling write back commands .. ");
115 if (ha->cache_feat & GDT_WR_THROUGH) {
116 gdth_write_through = TRUE;
119 printk("Not supported !\n");
122 } else if (length >= 5 && strncmp(buffer,"wb_on",5)==0) {
125 printk("GDT: Enabling write back commands .. ");
126 gdth_write_through = FALSE;
132 if (!gdth_ioctl_alloc(hanum, sizeof(gdth_cpar_str), TRUE, &paddr))
134 pcpar = (gdth_cpar_str *)ha->pscratch;
135 memcpy( pcpar, &ha->cpar, sizeof(gdth_cpar_str) );
136 gdtcmd.Service = CACHESERVICE;
137 gdtcmd.OpCode = GDT_IOCTL;
138 gdtcmd.u.ioctl.p_param = paddr;
139 gdtcmd.u.ioctl.param_size = sizeof(gdth_cpar_str);
140 gdtcmd.u.ioctl.subfunc = CACHE_CONFIG;
141 gdtcmd.u.ioctl.channel = INVALID_CHANNEL;
142 pcpar->write_back = wb_mode==1 ? 0:1;
144 gdth_execute(host, &gdtcmd, cmnd, 30, NULL);
146 gdth_ioctl_free(hanum, GDTH_SCRATCH, ha->pscratch, paddr);
151 printk("GDT: Unknown command: %s Length: %d\n",buffer,length);
155 static int gdth_get_info(char *buffer,char **start,off_t offset,int length,
156 struct Scsi_Host *host,int hanum)
158 int size = 0,len = 0;
159 off_t begin = 0,pos = 0;
161 int id, i, j, k, sec, flag;
162 int no_mdrv = 0, drv_no, is_mirr;
167 gdth_cmd_str *gdtcmd;
173 gdth_dskstat_str *pds;
174 gdth_diskinfo_str *pdi;
175 gdth_arrayinf_str *pai;
176 gdth_defcnt_str *pdef;
177 gdth_cdrinfo_str *pcdi;
179 char cmnd[MAX_COMMAND_SIZE];
181 gdtcmd = kmalloc(sizeof(*gdtcmd), GFP_KERNEL);
182 estr = kmalloc(sizeof(*estr), GFP_KERNEL);
183 if (!gdtcmd || !estr)
186 memset(cmnd, 0xff, 12);
187 memset(gdtcmd, 0, sizeof(gdth_cmd_str));
189 TRACE2(("gdth_get_info() ha %d\n",hanum));
190 ha = HADATA(gdth_ctr_tab[hanum]);
193 /* request is i.e. "cat /proc/scsi/gdth/0" */
194 /* format: %-15s\t%-10s\t%-15s\t%s */
195 /* driver parameters */
196 size = sprintf(buffer+len,"Driver Parameters:\n");
197 len += size; pos = begin + len;
198 if (reserve_list[0] == 0xff)
201 sprintf(hrec, "%d", reserve_list[0]);
202 for (i = 1; i < MAX_RES_ARGS; i++) {
203 if (reserve_list[i] == 0xff)
205 sprintf(hrec,"%s,%d", hrec, reserve_list[i]);
208 size = sprintf(buffer+len,
209 " reserve_mode: \t%d \treserve_list: \t%s\n",
211 len += size; pos = begin + len;
212 size = sprintf(buffer+len,
213 " max_ids: \t%-3d \thdr_channel: \t%d\n",
214 max_ids, hdr_channel);
215 len += size; pos = begin + len;
217 /* controller information */
218 size = sprintf(buffer+len,"\nDisk Array Controller Information:\n");
219 len += size; pos = begin + len;
220 strcpy(hrec, ha->binfo.type_string);
221 size = sprintf(buffer+len,
222 " Number: \t%d \tName: \t%s\n",
224 len += size; pos = begin + len;
227 sprintf(hrec, "%d.%02d.%02d-%c%03X",
228 (unchar)(ha->binfo.upd_fw_ver>>24),
229 (unchar)(ha->binfo.upd_fw_ver>>16),
230 (unchar)(ha->binfo.upd_fw_ver),
231 ha->bfeat.raid ? 'R':'N',
232 ha->binfo.upd_revision);
234 sprintf(hrec, "%d.%02d", (unchar)(ha->cpar.version>>8),
235 (unchar)(ha->cpar.version));
237 size = sprintf(buffer+len,
238 " Driver Ver.: \t%-10s\tFirmware Ver.: \t%s\n",
239 GDTH_VERSION_STR, hrec);
240 len += size; pos = begin + len;
243 /* more information: 1. about controller */
244 size = sprintf(buffer+len,
245 " Serial No.: \t0x%8X\tCache RAM size:\t%d KB\n",
246 ha->binfo.ser_no, ha->binfo.memsize / 1024);
247 len += size; pos = begin + len;
250 #ifdef GDTH_DMA_STATISTICS
251 /* controller statistics */
252 size = sprintf(buffer+len,"\nController Statistics:\n");
253 len += size; pos = begin + len;
254 size = sprintf(buffer+len,
255 " 32-bit DMA buffer:\t%lu\t64-bit DMA buffer:\t%lu\n",
256 ha->dma32_cnt, ha->dma64_cnt);
257 len += size; pos = begin + len;
264 if (pos > offset + length)
268 /* more information: 2. about physical devices */
269 size = sprintf(buffer+len,"\nPhysical Devices:");
270 len += size; pos = begin + len;
273 buf = gdth_ioctl_alloc(hanum, GDTH_SCRATCH, FALSE, &paddr);
276 for (i = 0; i < ha->bus_cnt; ++i) {
277 /* 2.a statistics (and retries/reassigns) */
278 TRACE2(("pdr_statistics() chn %d\n",i));
279 pds = (gdth_dskstat_str *)(buf + GDTH_SCRATCH/4);
280 gdtcmd->Service = CACHESERVICE;
281 gdtcmd->OpCode = GDT_IOCTL;
282 gdtcmd->u.ioctl.p_param = paddr + GDTH_SCRATCH/4;
283 gdtcmd->u.ioctl.param_size = 3*GDTH_SCRATCH/4;
284 gdtcmd->u.ioctl.subfunc = DSK_STATISTICS | L_CTRL_PATTERN;
285 gdtcmd->u.ioctl.channel = ha->raw[i].address | INVALID_CHANNEL;
286 pds->bid = ha->raw[i].local_no;
288 pds->entries = ha->raw[i].pdev_cnt;
289 cnt = (3*GDTH_SCRATCH/4 - 5 * sizeof(ulong32)) /
290 sizeof(pds->list[0]);
291 if (pds->entries > cnt)
294 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) != S_OK)
297 /* other IOCTLs must fit into area GDTH_SCRATCH/4 */
298 for (j = 0; j < ha->raw[i].pdev_cnt; ++j) {
300 TRACE2(("scsi_drv_info() chn %d dev %d\n",
301 i, ha->raw[i].id_list[j]));
302 pdi = (gdth_diskinfo_str *)buf;
303 gdtcmd->Service = CACHESERVICE;
304 gdtcmd->OpCode = GDT_IOCTL;
305 gdtcmd->u.ioctl.p_param = paddr;
306 gdtcmd->u.ioctl.param_size = sizeof(gdth_diskinfo_str);
307 gdtcmd->u.ioctl.subfunc = SCSI_DR_INFO | L_CTRL_PATTERN;
308 gdtcmd->u.ioctl.channel =
309 ha->raw[i].address | ha->raw[i].id_list[j];
311 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) {
312 strncpy(hrec,pdi->vendor,8);
313 strncpy(hrec+8,pdi->product,16);
314 strncpy(hrec+24,pdi->revision,4);
316 size = sprintf(buffer+len,
317 "\n Chn/ID/LUN: \t%c/%02d/%d \tName: \t%s\n",
318 'A'+i,pdi->target_id,pdi->lun,hrec);
319 len += size; pos = begin + len;
321 pdi->no_ldrive &= 0xffff;
322 if (pdi->no_ldrive == 0xffff)
325 sprintf(hrec,"%d",pdi->no_ldrive);
326 size = sprintf(buffer+len,
327 " Capacity [MB]:\t%-6d \tTo Log. Drive: \t%s\n",
328 pdi->blkcnt/(1024*1024/pdi->blksize),
330 len += size; pos = begin + len;
335 if (pdi->devtype == 0) {
336 /* search retries/reassigns */
337 for (k = 0; k < pds->count; ++k) {
338 if (pds->list[k].tid == pdi->target_id &&
339 pds->list[k].lun == pdi->lun) {
340 size = sprintf(buffer+len,
341 " Retries: \t%-6d \tReassigns: \t%d\n",
342 pds->list[k].retries,
343 pds->list[k].reassigns);
344 len += size; pos = begin + len;
348 /* 2.c grown defects */
349 TRACE2(("scsi_drv_defcnt() chn %d dev %d\n",
350 i, ha->raw[i].id_list[j]));
351 pdef = (gdth_defcnt_str *)buf;
352 gdtcmd->Service = CACHESERVICE;
353 gdtcmd->OpCode = GDT_IOCTL;
354 gdtcmd->u.ioctl.p_param = paddr;
355 gdtcmd->u.ioctl.param_size = sizeof(gdth_defcnt_str);
356 gdtcmd->u.ioctl.subfunc = SCSI_DEF_CNT | L_CTRL_PATTERN;
357 gdtcmd->u.ioctl.channel =
358 ha->raw[i].address | ha->raw[i].id_list[j];
359 pdef->sddc_type = 0x08;
361 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) {
362 size = sprintf(buffer+len,
363 " Grown Defects:\t%d\n",
365 len += size; pos = begin + len;
372 if (pos > offset + length)
376 gdth_ioctl_free(hanum, GDTH_SCRATCH, buf, paddr);
379 size = sprintf(buffer+len, "\n --\n");
380 len += size; pos = begin + len;
383 /* 3. about logical drives */
384 size = sprintf(buffer+len,"\nLogical Drives:");
385 len += size; pos = begin + len;
388 buf = gdth_ioctl_alloc(hanum, GDTH_SCRATCH, FALSE, &paddr);
391 for (i = 0; i < MAX_LDRIVES; ++i) {
392 if (!ha->hdr[i].is_logdrv)
398 /* 3.a log. drive info */
399 TRACE2(("cache_drv_info() drive no %d\n",drv_no));
400 pcdi = (gdth_cdrinfo_str *)buf;
401 gdtcmd->Service = CACHESERVICE;
402 gdtcmd->OpCode = GDT_IOCTL;
403 gdtcmd->u.ioctl.p_param = paddr;
404 gdtcmd->u.ioctl.param_size = sizeof(gdth_cdrinfo_str);
405 gdtcmd->u.ioctl.subfunc = CACHE_DRV_INFO;
406 gdtcmd->u.ioctl.channel = drv_no;
407 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) != S_OK)
409 pcdi->ld_dtype >>= 16;
411 if (pcdi->ld_dtype > 2) {
412 strcpy(hrec, "missing");
413 } else if (pcdi->ld_error & 1) {
414 strcpy(hrec, "fault");
415 } else if (pcdi->ld_error & 2) {
416 strcpy(hrec, "invalid");
423 size = sprintf(buffer+len,
424 "\n Number: \t%-2d \tStatus: \t%s\n",
426 len += size; pos = begin + len;
428 no_mdrv = pcdi->cd_ldcnt;
429 if (no_mdrv > 1 || pcdi->ld_slave != -1) {
431 strcpy(hrec, "RAID-1");
432 } else if (pcdi->ld_dtype == 0) {
433 strcpy(hrec, "Disk");
434 } else if (pcdi->ld_dtype == 1) {
435 strcpy(hrec, "RAID-0");
436 } else if (pcdi->ld_dtype == 2) {
437 strcpy(hrec, "Chain");
441 size = sprintf(buffer+len,
442 " Capacity [MB]:\t%-6d \tType: \t%s\n",
443 pcdi->ld_blkcnt/(1024*1024/pcdi->ld_blksize),
445 len += size; pos = begin + len;
447 size = sprintf(buffer+len,
448 " Slave Number: \t%-2d \tStatus: \t%s\n",
449 drv_no & 0x7fff, hrec);
450 len += size; pos = begin + len;
452 drv_no = pcdi->ld_slave;
457 if (pos > offset + length)
459 } while (drv_no != -1);
462 size = sprintf(buffer+len,
463 " Missing Drv.: \t%-2d \tInvalid Drv.: \t%d\n",
465 len += size; pos = begin + len;
468 if (!ha->hdr[i].is_arraydrv)
471 sprintf(hrec, "%d", ha->hdr[i].master_no);
472 size = sprintf(buffer+len,
473 " To Array Drv.:\t%s\n", hrec);
474 len += size; pos = begin + len;
479 if (pos > offset + length)
482 gdth_ioctl_free(hanum, GDTH_SCRATCH, buf, paddr);
485 size = sprintf(buffer+len, "\n --\n");
486 len += size; pos = begin + len;
489 /* 4. about array drives */
490 size = sprintf(buffer+len,"\nArray Drives:");
491 len += size; pos = begin + len;
494 buf = gdth_ioctl_alloc(hanum, GDTH_SCRATCH, FALSE, &paddr);
497 for (i = 0; i < MAX_LDRIVES; ++i) {
498 if (!(ha->hdr[i].is_arraydrv && ha->hdr[i].is_master))
500 /* 4.a array drive info */
501 TRACE2(("array_info() drive no %d\n",i));
502 pai = (gdth_arrayinf_str *)buf;
503 gdtcmd->Service = CACHESERVICE;
504 gdtcmd->OpCode = GDT_IOCTL;
505 gdtcmd->u.ioctl.p_param = paddr;
506 gdtcmd->u.ioctl.param_size = sizeof(gdth_arrayinf_str);
507 gdtcmd->u.ioctl.subfunc = ARRAY_INFO | LA_CTRL_PATTERN;
508 gdtcmd->u.ioctl.channel = i;
509 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) {
510 if (pai->ai_state == 0)
511 strcpy(hrec, "idle");
512 else if (pai->ai_state == 2)
513 strcpy(hrec, "build");
514 else if (pai->ai_state == 4)
515 strcpy(hrec, "ready");
516 else if (pai->ai_state == 6)
517 strcpy(hrec, "fail");
518 else if (pai->ai_state == 8 || pai->ai_state == 10)
519 strcpy(hrec, "rebuild");
521 strcpy(hrec, "error");
522 if (pai->ai_ext_state & 0x10)
523 strcat(hrec, "/expand");
524 else if (pai->ai_ext_state & 0x1)
525 strcat(hrec, "/patch");
526 size = sprintf(buffer+len,
527 "\n Number: \t%-2d \tStatus: \t%s\n",
529 len += size; pos = begin + len;
532 if (pai->ai_type == 0)
533 strcpy(hrec, "RAID-0");
534 else if (pai->ai_type == 4)
535 strcpy(hrec, "RAID-4");
536 else if (pai->ai_type == 5)
537 strcpy(hrec, "RAID-5");
539 strcpy(hrec, "RAID-10");
540 size = sprintf(buffer+len,
541 " Capacity [MB]:\t%-6d \tType: \t%s\n",
542 pai->ai_size/(1024*1024/pai->ai_secsize),
544 len += size; pos = begin + len;
549 if (pos > offset + length)
553 gdth_ioctl_free(hanum, GDTH_SCRATCH, buf, paddr);
556 size = sprintf(buffer+len, "\n --\n");
557 len += size; pos = begin + len;
560 /* 5. about host drives */
561 size = sprintf(buffer+len,"\nHost Drives:");
562 len += size; pos = begin + len;
565 buf = gdth_ioctl_alloc(hanum, sizeof(gdth_hget_str), FALSE, &paddr);
568 for (i = 0; i < MAX_LDRIVES; ++i) {
569 if (!ha->hdr[i].is_logdrv ||
570 (ha->hdr[i].is_arraydrv && !ha->hdr[i].is_master))
572 /* 5.a get host drive list */
573 TRACE2(("host_get() drv_no %d\n",i));
574 phg = (gdth_hget_str *)buf;
575 gdtcmd->Service = CACHESERVICE;
576 gdtcmd->OpCode = GDT_IOCTL;
577 gdtcmd->u.ioctl.p_param = paddr;
578 gdtcmd->u.ioctl.param_size = sizeof(gdth_hget_str);
579 gdtcmd->u.ioctl.subfunc = HOST_GET | LA_CTRL_PATTERN;
580 gdtcmd->u.ioctl.channel = i;
581 phg->entries = MAX_HDRIVES;
582 phg->offset = GDTOFFSOF(gdth_hget_str, entry[0]);
583 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) {
584 ha->hdr[i].ldr_no = i;
585 ha->hdr[i].rw_attribs = 0;
586 ha->hdr[i].start_sec = 0;
588 for (j = 0; j < phg->entries; ++j) {
589 k = phg->entry[j].host_drive;
590 if (k >= MAX_LDRIVES)
592 ha->hdr[k].ldr_no = phg->entry[j].log_drive;
593 ha->hdr[k].rw_attribs = phg->entry[j].rw_attribs;
594 ha->hdr[k].start_sec = phg->entry[j].start_sec;
598 gdth_ioctl_free(hanum, sizeof(gdth_hget_str), buf, paddr);
600 for (i = 0; i < MAX_HDRIVES; ++i) {
601 if (!(ha->hdr[i].present))
604 size = sprintf(buffer+len,
605 "\n Number: \t%-2d \tArr/Log. Drive:\t%d\n",
606 i, ha->hdr[i].ldr_no);
607 len += size; pos = begin + len;
610 size = sprintf(buffer+len,
611 " Capacity [MB]:\t%-6d \tStart Sector: \t%d\n",
612 (ulong32)(ha->hdr[i].size/2048), ha->hdr[i].start_sec);
613 len += size; pos = begin + len;
618 if (pos > offset + length)
623 size = sprintf(buffer+len, "\n --\n");
624 len += size; pos = begin + len;
628 /* controller events */
629 size = sprintf(buffer+len,"\nController Events:\n");
630 len += size; pos = begin + len;
633 id = gdth_read_event(ha, id, estr);
634 if (estr->event_source == 0)
636 if (estr->event_data.eu.driver.ionode == hanum &&
637 estr->event_source == ES_ASYNC) {
638 gdth_log_event(&estr->event_data, hrec);
639 do_gettimeofday(&tv);
640 sec = (int)(tv.tv_sec - estr->first_stamp);
641 if (sec < 0) sec = 0;
642 size = sprintf(buffer+len," date- %02d:%02d:%02d\t%s\n",
643 sec/3600, sec%3600/60, sec%60, hrec);
644 len += size; pos = begin + len;
649 if (pos > offset + length)
657 *start = buffer +(offset-begin);
658 len -= (offset-begin);
661 TRACE2(("get_info() len %d pos %d begin %d offset %d length %d size %d\n",
662 len,(int)pos,(int)begin,(int)offset,length,size));
671 static char *gdth_ioctl_alloc(int hanum, int size, int scratch,
681 ha = HADATA(gdth_ctr_tab[hanum]);
682 spin_lock_irqsave(&ha->smp_lock, flags);
684 if (!ha->scratch_busy && size <= GDTH_SCRATCH) {
685 ha->scratch_busy = TRUE;
686 ret_val = ha->pscratch;
687 *paddr = ha->scratch_phys;
688 } else if (scratch) {
693 ret_val = pci_alloc_consistent(ha->pdev, size, &dma_addr);
697 spin_unlock_irqrestore(&ha->smp_lock, flags);
701 static void gdth_ioctl_free(int hanum, int size, char *buf, ulong64 paddr)
706 ha = HADATA(gdth_ctr_tab[hanum]);
707 spin_lock_irqsave(&ha->smp_lock, flags);
709 if (buf == ha->pscratch) {
710 ha->scratch_busy = FALSE;
712 pci_free_consistent(ha->pdev, size, buf, paddr);
715 spin_unlock_irqrestore(&ha->smp_lock, flags);
718 #ifdef GDTH_IOCTL_PROC
719 static int gdth_ioctl_check_bin(int hanum, ushort size)
725 ha = HADATA(gdth_ctr_tab[hanum]);
726 spin_lock_irqsave(&ha->smp_lock, flags);
729 if (ha->scratch_busy) {
730 if (((gdth_iord_str *)ha->pscratch)->size == (ulong32)size)
733 spin_unlock_irqrestore(&ha->smp_lock, flags);
738 static void gdth_wait_completion(int hanum, int busnum, int id)
746 ha = HADATA(gdth_ctr_tab[hanum]);
747 spin_lock_irqsave(&ha->smp_lock, flags);
749 for (i = 0; i < GDTH_MAXCMDS; ++i) {
750 scp = ha->cmd_tab[i].cmnd;
752 b = scp->device->channel;
754 if (!SPECIAL_SCP(scp) && t == (unchar)id &&
755 b == (unchar)busnum) {
756 scp->SCp.have_data_in = 0;
757 spin_unlock_irqrestore(&ha->smp_lock, flags);
758 while (!scp->SCp.have_data_in)
760 spin_lock_irqsave(&ha->smp_lock, flags);
763 spin_unlock_irqrestore(&ha->smp_lock, flags);
766 static void gdth_stop_timeout(int hanum, int busnum, int id)
773 ha = HADATA(gdth_ctr_tab[hanum]);
774 spin_lock_irqsave(&ha->smp_lock, flags);
776 for (scp = ha->req_first; scp; scp = (Scsi_Cmnd *)scp->SCp.ptr) {
777 if (!IS_GDTH_INTERNAL_CMD(scp)) {
778 b = scp->device->channel;
780 if (t == (unchar)id && b == (unchar)busnum) {
781 TRACE2(("gdth_stop_timeout(): update_timeout()\n"));
782 scp->SCp.buffers_residual = gdth_update_timeout(hanum, scp, 0);
786 spin_unlock_irqrestore(&ha->smp_lock, flags);
789 static void gdth_start_timeout(int hanum, int busnum, int id)
796 ha = HADATA(gdth_ctr_tab[hanum]);
797 spin_lock_irqsave(&ha->smp_lock, flags);
799 for (scp = ha->req_first; scp; scp = (Scsi_Cmnd *)scp->SCp.ptr) {
800 if (!IS_GDTH_INTERNAL_CMD(scp)) {
801 b = scp->device->channel;
803 if (t == (unchar)id && b == (unchar)busnum) {
804 TRACE2(("gdth_start_timeout(): update_timeout()\n"));
805 gdth_update_timeout(hanum, scp, scp->SCp.buffers_residual);
809 spin_unlock_irqrestore(&ha->smp_lock, flags);
812 static int gdth_update_timeout(int hanum, Scsi_Cmnd *scp, int timeout)
816 oldto = scp->timeout_per_command;
817 scp->timeout_per_command = timeout;
820 del_timer(&scp->eh_timeout);
821 scp->eh_timeout.data = (unsigned long) NULL;
822 scp->eh_timeout.expires = 0;
824 if (scp->eh_timeout.data != (unsigned long) NULL)
825 del_timer(&scp->eh_timeout);
826 scp->eh_timeout.data = (unsigned long) scp;
827 scp->eh_timeout.expires = jiffies + timeout;
828 add_timer(&scp->eh_timeout);