Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* gdth_proc.c |
cbd5f69b | 2 | * $Id: gdth_proc.c,v 1.43 2006/01/11 16:15:00 achim Exp $ |
1da177e4 LT |
3 | */ |
4 | ||
5 | #include <linux/completion.h> | |
6 | ||
1da177e4 LT |
7 | int gdth_proc_info(struct Scsi_Host *host, char *buffer,char **start,off_t offset,int length, |
8 | int inout) | |
9 | { | |
45f1a41b | 10 | gdth_ha_str *ha = shost_priv(host); |
1da177e4 LT |
11 | |
12 | TRACE2(("gdth_proc_info() length %d offs %d inout %d\n", | |
13 | length,(int)offset,inout)); | |
14 | ||
1da177e4 | 15 | if (inout) |
45f1a41b | 16 | return(gdth_set_info(buffer,length,host,ha)); |
1da177e4 | 17 | else |
45f1a41b | 18 | return(gdth_get_info(buffer,start,offset,length,host,ha)); |
1da177e4 | 19 | } |
1da177e4 LT |
20 | |
21 | static int gdth_set_info(char *buffer,int length,struct Scsi_Host *host, | |
45f1a41b | 22 | gdth_ha_str *ha) |
1da177e4 | 23 | { |
cbd5f69b | 24 | int ret_val = -EINVAL; |
1da177e4 | 25 | |
45f1a41b | 26 | TRACE2(("gdth_set_info() ha %d\n",ha->hanum,)); |
1da177e4 LT |
27 | |
28 | if (length >= 4) { | |
29 | if (strncmp(buffer,"gdth",4) == 0) { | |
30 | buffer += 5; | |
31 | length -= 5; | |
45f1a41b | 32 | ret_val = gdth_set_asc_info(host, buffer, length, ha); |
1da177e4 LT |
33 | } |
34 | } | |
cbd5f69b | 35 | |
1da177e4 LT |
36 | return ret_val; |
37 | } | |
38 | ||
cbd5f69b | 39 | static int gdth_set_asc_info(struct Scsi_Host *host, char *buffer, |
45f1a41b | 40 | int length, gdth_ha_str *ha) |
1da177e4 | 41 | { |
cbd5f69b LA |
42 | int orig_length, drive, wb_mode; |
43 | int i, found; | |
1da177e4 LT |
44 | gdth_cmd_str gdtcmd; |
45 | gdth_cpar_str *pcpar; | |
46 | ulong64 paddr; | |
47 | ||
48 | char cmnd[MAX_COMMAND_SIZE]; | |
49 | memset(cmnd, 0xff, 12); | |
50 | memset(&gdtcmd, 0, sizeof(gdth_cmd_str)); | |
51 | ||
45f1a41b | 52 | TRACE2(("gdth_set_asc_info() ha %d\n",ha->hanum)); |
1da177e4 LT |
53 | orig_length = length + 5; |
54 | drive = -1; | |
55 | wb_mode = 0; | |
56 | found = FALSE; | |
57 | ||
58 | if (length >= 5 && strncmp(buffer,"flush",5)==0) { | |
59 | buffer += 6; | |
60 | length -= 6; | |
61 | if (length && *buffer>='0' && *buffer<='9') { | |
62 | drive = (int)(*buffer-'0'); | |
63 | ++buffer; --length; | |
64 | if (length && *buffer>='0' && *buffer<='9') { | |
65 | drive = drive*10 + (int)(*buffer-'0'); | |
66 | ++buffer; --length; | |
67 | } | |
68 | printk("GDT: Flushing host drive %d .. ",drive); | |
69 | } else { | |
70 | printk("GDT: Flushing all host drives .. "); | |
71 | } | |
72 | for (i = 0; i < MAX_HDRIVES; ++i) { | |
73 | if (ha->hdr[i].present) { | |
74 | if (drive != -1 && i != drive) | |
75 | continue; | |
76 | found = TRUE; | |
77 | gdtcmd.Service = CACHESERVICE; | |
78 | gdtcmd.OpCode = GDT_FLUSH; | |
79 | if (ha->cache_feat & GDT_64BIT) { | |
80 | gdtcmd.u.cache64.DeviceNo = i; | |
81 | gdtcmd.u.cache64.BlockNo = 1; | |
82 | } else { | |
83 | gdtcmd.u.cache.DeviceNo = i; | |
84 | gdtcmd.u.cache.BlockNo = 1; | |
85 | } | |
cbd5f69b LA |
86 | |
87 | gdth_execute(host, &gdtcmd, cmnd, 30, NULL); | |
1da177e4 LT |
88 | } |
89 | } | |
90 | if (!found) | |
91 | printk("\nNo host drive found !\n"); | |
92 | else | |
93 | printk("Done.\n"); | |
94 | return(orig_length); | |
95 | } | |
96 | ||
97 | if (length >= 7 && strncmp(buffer,"wbp_off",7)==0) { | |
98 | buffer += 8; | |
99 | length -= 8; | |
100 | printk("GDT: Disabling write back permanently .. "); | |
101 | wb_mode = 1; | |
102 | } else if (length >= 6 && strncmp(buffer,"wbp_on",6)==0) { | |
103 | buffer += 7; | |
104 | length -= 7; | |
105 | printk("GDT: Enabling write back permanently .. "); | |
106 | wb_mode = 2; | |
107 | } else if (length >= 6 && strncmp(buffer,"wb_off",6)==0) { | |
108 | buffer += 7; | |
109 | length -= 7; | |
110 | printk("GDT: Disabling write back commands .. "); | |
111 | if (ha->cache_feat & GDT_WR_THROUGH) { | |
112 | gdth_write_through = TRUE; | |
113 | printk("Done.\n"); | |
114 | } else { | |
115 | printk("Not supported !\n"); | |
116 | } | |
117 | return(orig_length); | |
118 | } else if (length >= 5 && strncmp(buffer,"wb_on",5)==0) { | |
119 | buffer += 6; | |
120 | length -= 6; | |
121 | printk("GDT: Enabling write back commands .. "); | |
122 | gdth_write_through = FALSE; | |
123 | printk("Done.\n"); | |
124 | return(orig_length); | |
125 | } | |
126 | ||
127 | if (wb_mode) { | |
45f1a41b | 128 | if (!gdth_ioctl_alloc(ha, sizeof(gdth_cpar_str), TRUE, &paddr)) |
1da177e4 LT |
129 | return(-EBUSY); |
130 | pcpar = (gdth_cpar_str *)ha->pscratch; | |
131 | memcpy( pcpar, &ha->cpar, sizeof(gdth_cpar_str) ); | |
132 | gdtcmd.Service = CACHESERVICE; | |
133 | gdtcmd.OpCode = GDT_IOCTL; | |
134 | gdtcmd.u.ioctl.p_param = paddr; | |
135 | gdtcmd.u.ioctl.param_size = sizeof(gdth_cpar_str); | |
136 | gdtcmd.u.ioctl.subfunc = CACHE_CONFIG; | |
137 | gdtcmd.u.ioctl.channel = INVALID_CHANNEL; | |
138 | pcpar->write_back = wb_mode==1 ? 0:1; | |
cbd5f69b LA |
139 | |
140 | gdth_execute(host, &gdtcmd, cmnd, 30, NULL); | |
141 | ||
45f1a41b | 142 | gdth_ioctl_free(ha, GDTH_SCRATCH, ha->pscratch, paddr); |
1da177e4 LT |
143 | printk("Done.\n"); |
144 | return(orig_length); | |
145 | } | |
146 | ||
147 | printk("GDT: Unknown command: %s Length: %d\n",buffer,length); | |
148 | return(-EINVAL); | |
149 | } | |
150 | ||
151 | static int gdth_get_info(char *buffer,char **start,off_t offset,int length, | |
45f1a41b | 152 | struct Scsi_Host *host, gdth_ha_str *ha) |
1da177e4 LT |
153 | { |
154 | int size = 0,len = 0; | |
155 | off_t begin = 0,pos = 0; | |
1da177e4 LT |
156 | int id, i, j, k, sec, flag; |
157 | int no_mdrv = 0, drv_no, is_mirr; | |
158 | ulong32 cnt; | |
159 | ulong64 paddr; | |
160 | int rc = -ENOMEM; | |
161 | ||
162 | gdth_cmd_str *gdtcmd; | |
163 | gdth_evt_str *estr; | |
1da177e4 LT |
164 | char hrec[161]; |
165 | struct timeval tv; | |
166 | ||
167 | char *buf; | |
168 | gdth_dskstat_str *pds; | |
169 | gdth_diskinfo_str *pdi; | |
170 | gdth_arrayinf_str *pai; | |
171 | gdth_defcnt_str *pdef; | |
172 | gdth_cdrinfo_str *pcdi; | |
173 | gdth_hget_str *phg; | |
174 | char cmnd[MAX_COMMAND_SIZE]; | |
175 | ||
176 | gdtcmd = kmalloc(sizeof(*gdtcmd), GFP_KERNEL); | |
177 | estr = kmalloc(sizeof(*estr), GFP_KERNEL); | |
178 | if (!gdtcmd || !estr) | |
cbd5f69b | 179 | goto free_fail; |
1da177e4 LT |
180 | |
181 | memset(cmnd, 0xff, 12); | |
182 | memset(gdtcmd, 0, sizeof(gdth_cmd_str)); | |
183 | ||
45f1a41b | 184 | TRACE2(("gdth_get_info() ha %d\n",ha->hanum)); |
1da177e4 | 185 | |
1da177e4 LT |
186 | |
187 | /* request is i.e. "cat /proc/scsi/gdth/0" */ | |
188 | /* format: %-15s\t%-10s\t%-15s\t%s */ | |
189 | /* driver parameters */ | |
190 | size = sprintf(buffer+len,"Driver Parameters:\n"); | |
191 | len += size; pos = begin + len; | |
192 | if (reserve_list[0] == 0xff) | |
193 | strcpy(hrec, "--"); | |
194 | else { | |
195 | sprintf(hrec, "%d", reserve_list[0]); | |
196 | for (i = 1; i < MAX_RES_ARGS; i++) { | |
197 | if (reserve_list[i] == 0xff) | |
198 | break; | |
199 | sprintf(hrec,"%s,%d", hrec, reserve_list[i]); | |
200 | } | |
201 | } | |
202 | size = sprintf(buffer+len, | |
203 | " reserve_mode: \t%d \treserve_list: \t%s\n", | |
204 | reserve_mode, hrec); | |
205 | len += size; pos = begin + len; | |
206 | size = sprintf(buffer+len, | |
207 | " max_ids: \t%-3d \thdr_channel: \t%d\n", | |
208 | max_ids, hdr_channel); | |
209 | len += size; pos = begin + len; | |
210 | ||
211 | /* controller information */ | |
212 | size = sprintf(buffer+len,"\nDisk Array Controller Information:\n"); | |
213 | len += size; pos = begin + len; | |
52759e6a | 214 | strcpy(hrec, ha->binfo.type_string); |
1da177e4 LT |
215 | size = sprintf(buffer+len, |
216 | " Number: \t%d \tName: \t%s\n", | |
45f1a41b | 217 | ha->hanum, hrec); |
1da177e4 LT |
218 | len += size; pos = begin + len; |
219 | ||
220 | if (ha->more_proc) | |
221 | sprintf(hrec, "%d.%02d.%02d-%c%03X", | |
222 | (unchar)(ha->binfo.upd_fw_ver>>24), | |
223 | (unchar)(ha->binfo.upd_fw_ver>>16), | |
224 | (unchar)(ha->binfo.upd_fw_ver), | |
225 | ha->bfeat.raid ? 'R':'N', | |
226 | ha->binfo.upd_revision); | |
227 | else | |
228 | sprintf(hrec, "%d.%02d", (unchar)(ha->cpar.version>>8), | |
229 | (unchar)(ha->cpar.version)); | |
230 | ||
231 | size = sprintf(buffer+len, | |
232 | " Driver Ver.: \t%-10s\tFirmware Ver.: \t%s\n", | |
233 | GDTH_VERSION_STR, hrec); | |
234 | len += size; pos = begin + len; | |
235 | ||
236 | if (ha->more_proc) { | |
237 | /* more information: 1. about controller */ | |
238 | size = sprintf(buffer+len, | |
239 | " Serial No.: \t0x%8X\tCache RAM size:\t%d KB\n", | |
240 | ha->binfo.ser_no, ha->binfo.memsize / 1024); | |
241 | len += size; pos = begin + len; | |
242 | } | |
243 | ||
244 | #ifdef GDTH_DMA_STATISTICS | |
245 | /* controller statistics */ | |
246 | size = sprintf(buffer+len,"\nController Statistics:\n"); | |
247 | len += size; pos = begin + len; | |
248 | size = sprintf(buffer+len, | |
249 | " 32-bit DMA buffer:\t%lu\t64-bit DMA buffer:\t%lu\n", | |
250 | ha->dma32_cnt, ha->dma64_cnt); | |
251 | len += size; pos = begin + len; | |
252 | #endif | |
253 | ||
254 | if (pos < offset) { | |
255 | len = 0; | |
256 | begin = pos; | |
257 | } | |
258 | if (pos > offset + length) | |
259 | goto stop_output; | |
260 | ||
261 | if (ha->more_proc) { | |
262 | /* more information: 2. about physical devices */ | |
263 | size = sprintf(buffer+len,"\nPhysical Devices:"); | |
264 | len += size; pos = begin + len; | |
265 | flag = FALSE; | |
266 | ||
45f1a41b | 267 | buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr); |
1da177e4 LT |
268 | if (!buf) |
269 | goto stop_output; | |
270 | for (i = 0; i < ha->bus_cnt; ++i) { | |
271 | /* 2.a statistics (and retries/reassigns) */ | |
272 | TRACE2(("pdr_statistics() chn %d\n",i)); | |
273 | pds = (gdth_dskstat_str *)(buf + GDTH_SCRATCH/4); | |
274 | gdtcmd->Service = CACHESERVICE; | |
275 | gdtcmd->OpCode = GDT_IOCTL; | |
276 | gdtcmd->u.ioctl.p_param = paddr + GDTH_SCRATCH/4; | |
277 | gdtcmd->u.ioctl.param_size = 3*GDTH_SCRATCH/4; | |
278 | gdtcmd->u.ioctl.subfunc = DSK_STATISTICS | L_CTRL_PATTERN; | |
279 | gdtcmd->u.ioctl.channel = ha->raw[i].address | INVALID_CHANNEL; | |
280 | pds->bid = ha->raw[i].local_no; | |
281 | pds->first = 0; | |
282 | pds->entries = ha->raw[i].pdev_cnt; | |
283 | cnt = (3*GDTH_SCRATCH/4 - 5 * sizeof(ulong32)) / | |
284 | sizeof(pds->list[0]); | |
285 | if (pds->entries > cnt) | |
286 | pds->entries = cnt; | |
cbd5f69b LA |
287 | |
288 | if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) != S_OK) | |
1da177e4 | 289 | pds->count = 0; |
1da177e4 LT |
290 | |
291 | /* other IOCTLs must fit into area GDTH_SCRATCH/4 */ | |
292 | for (j = 0; j < ha->raw[i].pdev_cnt; ++j) { | |
293 | /* 2.b drive info */ | |
294 | TRACE2(("scsi_drv_info() chn %d dev %d\n", | |
295 | i, ha->raw[i].id_list[j])); | |
296 | pdi = (gdth_diskinfo_str *)buf; | |
297 | gdtcmd->Service = CACHESERVICE; | |
298 | gdtcmd->OpCode = GDT_IOCTL; | |
299 | gdtcmd->u.ioctl.p_param = paddr; | |
300 | gdtcmd->u.ioctl.param_size = sizeof(gdth_diskinfo_str); | |
301 | gdtcmd->u.ioctl.subfunc = SCSI_DR_INFO | L_CTRL_PATTERN; | |
302 | gdtcmd->u.ioctl.channel = | |
303 | ha->raw[i].address | ha->raw[i].id_list[j]; | |
cbd5f69b LA |
304 | |
305 | if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) { | |
1da177e4 LT |
306 | strncpy(hrec,pdi->vendor,8); |
307 | strncpy(hrec+8,pdi->product,16); | |
308 | strncpy(hrec+24,pdi->revision,4); | |
309 | hrec[28] = 0; | |
310 | size = sprintf(buffer+len, | |
311 | "\n Chn/ID/LUN: \t%c/%02d/%d \tName: \t%s\n", | |
312 | 'A'+i,pdi->target_id,pdi->lun,hrec); | |
313 | len += size; pos = begin + len; | |
314 | flag = TRUE; | |
315 | pdi->no_ldrive &= 0xffff; | |
316 | if (pdi->no_ldrive == 0xffff) | |
317 | strcpy(hrec,"--"); | |
318 | else | |
319 | sprintf(hrec,"%d",pdi->no_ldrive); | |
320 | size = sprintf(buffer+len, | |
321 | " Capacity [MB]:\t%-6d \tTo Log. Drive: \t%s\n", | |
322 | pdi->blkcnt/(1024*1024/pdi->blksize), | |
323 | hrec); | |
324 | len += size; pos = begin + len; | |
325 | } else { | |
326 | pdi->devtype = 0xff; | |
327 | } | |
328 | ||
329 | if (pdi->devtype == 0) { | |
330 | /* search retries/reassigns */ | |
331 | for (k = 0; k < pds->count; ++k) { | |
332 | if (pds->list[k].tid == pdi->target_id && | |
333 | pds->list[k].lun == pdi->lun) { | |
334 | size = sprintf(buffer+len, | |
335 | " Retries: \t%-6d \tReassigns: \t%d\n", | |
336 | pds->list[k].retries, | |
337 | pds->list[k].reassigns); | |
338 | len += size; pos = begin + len; | |
339 | break; | |
340 | } | |
341 | } | |
342 | /* 2.c grown defects */ | |
343 | TRACE2(("scsi_drv_defcnt() chn %d dev %d\n", | |
344 | i, ha->raw[i].id_list[j])); | |
345 | pdef = (gdth_defcnt_str *)buf; | |
346 | gdtcmd->Service = CACHESERVICE; | |
347 | gdtcmd->OpCode = GDT_IOCTL; | |
348 | gdtcmd->u.ioctl.p_param = paddr; | |
349 | gdtcmd->u.ioctl.param_size = sizeof(gdth_defcnt_str); | |
350 | gdtcmd->u.ioctl.subfunc = SCSI_DEF_CNT | L_CTRL_PATTERN; | |
351 | gdtcmd->u.ioctl.channel = | |
352 | ha->raw[i].address | ha->raw[i].id_list[j]; | |
353 | pdef->sddc_type = 0x08; | |
cbd5f69b LA |
354 | |
355 | if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) { | |
1da177e4 LT |
356 | size = sprintf(buffer+len, |
357 | " Grown Defects:\t%d\n", | |
358 | pdef->sddc_cnt); | |
359 | len += size; pos = begin + len; | |
360 | } | |
361 | } | |
362 | if (pos < offset) { | |
363 | len = 0; | |
364 | begin = pos; | |
365 | } | |
366 | if (pos > offset + length) | |
367 | goto stop_output; | |
368 | } | |
369 | } | |
45f1a41b | 370 | gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr); |
1da177e4 LT |
371 | |
372 | if (!flag) { | |
373 | size = sprintf(buffer+len, "\n --\n"); | |
374 | len += size; pos = begin + len; | |
375 | } | |
376 | ||
377 | /* 3. about logical drives */ | |
378 | size = sprintf(buffer+len,"\nLogical Drives:"); | |
379 | len += size; pos = begin + len; | |
380 | flag = FALSE; | |
381 | ||
45f1a41b | 382 | buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr); |
1da177e4 LT |
383 | if (!buf) |
384 | goto stop_output; | |
385 | for (i = 0; i < MAX_LDRIVES; ++i) { | |
386 | if (!ha->hdr[i].is_logdrv) | |
387 | continue; | |
388 | drv_no = i; | |
389 | j = k = 0; | |
390 | is_mirr = FALSE; | |
391 | do { | |
392 | /* 3.a log. drive info */ | |
393 | TRACE2(("cache_drv_info() drive no %d\n",drv_no)); | |
394 | pcdi = (gdth_cdrinfo_str *)buf; | |
395 | gdtcmd->Service = CACHESERVICE; | |
396 | gdtcmd->OpCode = GDT_IOCTL; | |
397 | gdtcmd->u.ioctl.p_param = paddr; | |
398 | gdtcmd->u.ioctl.param_size = sizeof(gdth_cdrinfo_str); | |
399 | gdtcmd->u.ioctl.subfunc = CACHE_DRV_INFO; | |
400 | gdtcmd->u.ioctl.channel = drv_no; | |
cbd5f69b | 401 | if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) != S_OK) |
1da177e4 | 402 | break; |
1da177e4 LT |
403 | pcdi->ld_dtype >>= 16; |
404 | j++; | |
405 | if (pcdi->ld_dtype > 2) { | |
406 | strcpy(hrec, "missing"); | |
407 | } else if (pcdi->ld_error & 1) { | |
408 | strcpy(hrec, "fault"); | |
409 | } else if (pcdi->ld_error & 2) { | |
410 | strcpy(hrec, "invalid"); | |
411 | k++; j--; | |
412 | } else { | |
413 | strcpy(hrec, "ok"); | |
414 | } | |
415 | ||
416 | if (drv_no == i) { | |
417 | size = sprintf(buffer+len, | |
418 | "\n Number: \t%-2d \tStatus: \t%s\n", | |
419 | drv_no, hrec); | |
420 | len += size; pos = begin + len; | |
421 | flag = TRUE; | |
422 | no_mdrv = pcdi->cd_ldcnt; | |
423 | if (no_mdrv > 1 || pcdi->ld_slave != -1) { | |
424 | is_mirr = TRUE; | |
425 | strcpy(hrec, "RAID-1"); | |
426 | } else if (pcdi->ld_dtype == 0) { | |
427 | strcpy(hrec, "Disk"); | |
428 | } else if (pcdi->ld_dtype == 1) { | |
429 | strcpy(hrec, "RAID-0"); | |
430 | } else if (pcdi->ld_dtype == 2) { | |
431 | strcpy(hrec, "Chain"); | |
432 | } else { | |
433 | strcpy(hrec, "???"); | |
434 | } | |
435 | size = sprintf(buffer+len, | |
436 | " Capacity [MB]:\t%-6d \tType: \t%s\n", | |
437 | pcdi->ld_blkcnt/(1024*1024/pcdi->ld_blksize), | |
438 | hrec); | |
439 | len += size; pos = begin + len; | |
440 | } else { | |
441 | size = sprintf(buffer+len, | |
442 | " Slave Number: \t%-2d \tStatus: \t%s\n", | |
443 | drv_no & 0x7fff, hrec); | |
444 | len += size; pos = begin + len; | |
445 | } | |
446 | drv_no = pcdi->ld_slave; | |
447 | if (pos < offset) { | |
448 | len = 0; | |
449 | begin = pos; | |
450 | } | |
451 | if (pos > offset + length) | |
452 | goto stop_output; | |
453 | } while (drv_no != -1); | |
454 | ||
455 | if (is_mirr) { | |
456 | size = sprintf(buffer+len, | |
457 | " Missing Drv.: \t%-2d \tInvalid Drv.: \t%d\n", | |
458 | no_mdrv - j - k, k); | |
459 | len += size; pos = begin + len; | |
460 | } | |
461 | ||
462 | if (!ha->hdr[i].is_arraydrv) | |
463 | strcpy(hrec, "--"); | |
464 | else | |
465 | sprintf(hrec, "%d", ha->hdr[i].master_no); | |
466 | size = sprintf(buffer+len, | |
467 | " To Array Drv.:\t%s\n", hrec); | |
468 | len += size; pos = begin + len; | |
469 | if (pos < offset) { | |
470 | len = 0; | |
471 | begin = pos; | |
472 | } | |
473 | if (pos > offset + length) | |
474 | goto stop_output; | |
475 | } | |
45f1a41b | 476 | gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr); |
1da177e4 LT |
477 | |
478 | if (!flag) { | |
479 | size = sprintf(buffer+len, "\n --\n"); | |
480 | len += size; pos = begin + len; | |
481 | } | |
482 | ||
483 | /* 4. about array drives */ | |
484 | size = sprintf(buffer+len,"\nArray Drives:"); | |
485 | len += size; pos = begin + len; | |
486 | flag = FALSE; | |
487 | ||
45f1a41b | 488 | buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr); |
1da177e4 LT |
489 | if (!buf) |
490 | goto stop_output; | |
491 | for (i = 0; i < MAX_LDRIVES; ++i) { | |
492 | if (!(ha->hdr[i].is_arraydrv && ha->hdr[i].is_master)) | |
493 | continue; | |
494 | /* 4.a array drive info */ | |
495 | TRACE2(("array_info() drive no %d\n",i)); | |
496 | pai = (gdth_arrayinf_str *)buf; | |
497 | gdtcmd->Service = CACHESERVICE; | |
498 | gdtcmd->OpCode = GDT_IOCTL; | |
499 | gdtcmd->u.ioctl.p_param = paddr; | |
500 | gdtcmd->u.ioctl.param_size = sizeof(gdth_arrayinf_str); | |
501 | gdtcmd->u.ioctl.subfunc = ARRAY_INFO | LA_CTRL_PATTERN; | |
502 | gdtcmd->u.ioctl.channel = i; | |
cbd5f69b | 503 | if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) { |
1da177e4 LT |
504 | if (pai->ai_state == 0) |
505 | strcpy(hrec, "idle"); | |
506 | else if (pai->ai_state == 2) | |
507 | strcpy(hrec, "build"); | |
508 | else if (pai->ai_state == 4) | |
509 | strcpy(hrec, "ready"); | |
510 | else if (pai->ai_state == 6) | |
511 | strcpy(hrec, "fail"); | |
512 | else if (pai->ai_state == 8 || pai->ai_state == 10) | |
513 | strcpy(hrec, "rebuild"); | |
514 | else | |
515 | strcpy(hrec, "error"); | |
516 | if (pai->ai_ext_state & 0x10) | |
517 | strcat(hrec, "/expand"); | |
518 | else if (pai->ai_ext_state & 0x1) | |
519 | strcat(hrec, "/patch"); | |
520 | size = sprintf(buffer+len, | |
521 | "\n Number: \t%-2d \tStatus: \t%s\n", | |
522 | i,hrec); | |
523 | len += size; pos = begin + len; | |
524 | flag = TRUE; | |
525 | ||
526 | if (pai->ai_type == 0) | |
527 | strcpy(hrec, "RAID-0"); | |
528 | else if (pai->ai_type == 4) | |
529 | strcpy(hrec, "RAID-4"); | |
530 | else if (pai->ai_type == 5) | |
531 | strcpy(hrec, "RAID-5"); | |
532 | else | |
533 | strcpy(hrec, "RAID-10"); | |
534 | size = sprintf(buffer+len, | |
535 | " Capacity [MB]:\t%-6d \tType: \t%s\n", | |
536 | pai->ai_size/(1024*1024/pai->ai_secsize), | |
537 | hrec); | |
538 | len += size; pos = begin + len; | |
539 | if (pos < offset) { | |
540 | len = 0; | |
541 | begin = pos; | |
542 | } | |
543 | if (pos > offset + length) | |
544 | goto stop_output; | |
545 | } | |
546 | } | |
45f1a41b | 547 | gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr); |
1da177e4 LT |
548 | |
549 | if (!flag) { | |
550 | size = sprintf(buffer+len, "\n --\n"); | |
551 | len += size; pos = begin + len; | |
552 | } | |
553 | ||
554 | /* 5. about host drives */ | |
555 | size = sprintf(buffer+len,"\nHost Drives:"); | |
556 | len += size; pos = begin + len; | |
557 | flag = FALSE; | |
558 | ||
45f1a41b | 559 | buf = gdth_ioctl_alloc(ha, sizeof(gdth_hget_str), FALSE, &paddr); |
1da177e4 LT |
560 | if (!buf) |
561 | goto stop_output; | |
562 | for (i = 0; i < MAX_LDRIVES; ++i) { | |
563 | if (!ha->hdr[i].is_logdrv || | |
564 | (ha->hdr[i].is_arraydrv && !ha->hdr[i].is_master)) | |
565 | continue; | |
566 | /* 5.a get host drive list */ | |
567 | TRACE2(("host_get() drv_no %d\n",i)); | |
568 | phg = (gdth_hget_str *)buf; | |
569 | gdtcmd->Service = CACHESERVICE; | |
570 | gdtcmd->OpCode = GDT_IOCTL; | |
571 | gdtcmd->u.ioctl.p_param = paddr; | |
572 | gdtcmd->u.ioctl.param_size = sizeof(gdth_hget_str); | |
573 | gdtcmd->u.ioctl.subfunc = HOST_GET | LA_CTRL_PATTERN; | |
574 | gdtcmd->u.ioctl.channel = i; | |
575 | phg->entries = MAX_HDRIVES; | |
576 | phg->offset = GDTOFFSOF(gdth_hget_str, entry[0]); | |
cbd5f69b | 577 | if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) { |
1da177e4 LT |
578 | ha->hdr[i].ldr_no = i; |
579 | ha->hdr[i].rw_attribs = 0; | |
580 | ha->hdr[i].start_sec = 0; | |
581 | } else { | |
582 | for (j = 0; j < phg->entries; ++j) { | |
583 | k = phg->entry[j].host_drive; | |
584 | if (k >= MAX_LDRIVES) | |
585 | continue; | |
586 | ha->hdr[k].ldr_no = phg->entry[j].log_drive; | |
587 | ha->hdr[k].rw_attribs = phg->entry[j].rw_attribs; | |
588 | ha->hdr[k].start_sec = phg->entry[j].start_sec; | |
589 | } | |
590 | } | |
591 | } | |
45f1a41b | 592 | gdth_ioctl_free(ha, sizeof(gdth_hget_str), buf, paddr); |
1da177e4 LT |
593 | |
594 | for (i = 0; i < MAX_HDRIVES; ++i) { | |
595 | if (!(ha->hdr[i].present)) | |
596 | continue; | |
597 | ||
598 | size = sprintf(buffer+len, | |
599 | "\n Number: \t%-2d \tArr/Log. Drive:\t%d\n", | |
600 | i, ha->hdr[i].ldr_no); | |
601 | len += size; pos = begin + len; | |
602 | flag = TRUE; | |
603 | ||
604 | size = sprintf(buffer+len, | |
605 | " Capacity [MB]:\t%-6d \tStart Sector: \t%d\n", | |
606 | (ulong32)(ha->hdr[i].size/2048), ha->hdr[i].start_sec); | |
607 | len += size; pos = begin + len; | |
608 | if (pos < offset) { | |
609 | len = 0; | |
610 | begin = pos; | |
611 | } | |
612 | if (pos > offset + length) | |
613 | goto stop_output; | |
614 | } | |
615 | ||
616 | if (!flag) { | |
617 | size = sprintf(buffer+len, "\n --\n"); | |
618 | len += size; pos = begin + len; | |
619 | } | |
620 | } | |
621 | ||
622 | /* controller events */ | |
623 | size = sprintf(buffer+len,"\nController Events:\n"); | |
624 | len += size; pos = begin + len; | |
625 | ||
626 | for (id = -1;;) { | |
627 | id = gdth_read_event(ha, id, estr); | |
628 | if (estr->event_source == 0) | |
629 | break; | |
45f1a41b | 630 | if (estr->event_data.eu.driver.ionode == ha->hanum && |
1da177e4 LT |
631 | estr->event_source == ES_ASYNC) { |
632 | gdth_log_event(&estr->event_data, hrec); | |
633 | do_gettimeofday(&tv); | |
634 | sec = (int)(tv.tv_sec - estr->first_stamp); | |
635 | if (sec < 0) sec = 0; | |
636 | size = sprintf(buffer+len," date- %02d:%02d:%02d\t%s\n", | |
637 | sec/3600, sec%3600/60, sec%60, hrec); | |
638 | len += size; pos = begin + len; | |
639 | if (pos < offset) { | |
640 | len = 0; | |
641 | begin = pos; | |
642 | } | |
643 | if (pos > offset + length) | |
644 | goto stop_output; | |
645 | } | |
646 | if (id == -1) | |
647 | break; | |
648 | } | |
649 | ||
650 | stop_output: | |
1da177e4 LT |
651 | *start = buffer +(offset-begin); |
652 | len -= (offset-begin); | |
653 | if (len > length) | |
654 | len = length; | |
655 | TRACE2(("get_info() len %d pos %d begin %d offset %d length %d size %d\n", | |
656 | len,(int)pos,(int)begin,(int)offset,length,size)); | |
657 | rc = len; | |
658 | ||
659 | free_fail: | |
660 | kfree(gdtcmd); | |
661 | kfree(estr); | |
662 | return rc; | |
663 | } | |
664 | ||
45f1a41b | 665 | static char *gdth_ioctl_alloc(gdth_ha_str *ha, int size, int scratch, |
1da177e4 LT |
666 | ulong64 *paddr) |
667 | { | |
1da177e4 LT |
668 | ulong flags; |
669 | char *ret_val; | |
670 | ||
671 | if (size == 0) | |
672 | return NULL; | |
673 | ||
1da177e4 LT |
674 | spin_lock_irqsave(&ha->smp_lock, flags); |
675 | ||
676 | if (!ha->scratch_busy && size <= GDTH_SCRATCH) { | |
677 | ha->scratch_busy = TRUE; | |
678 | ret_val = ha->pscratch; | |
679 | *paddr = ha->scratch_phys; | |
680 | } else if (scratch) { | |
681 | ret_val = NULL; | |
682 | } else { | |
683 | dma_addr_t dma_addr; | |
684 | ||
685 | ret_val = pci_alloc_consistent(ha->pdev, size, &dma_addr); | |
686 | *paddr = dma_addr; | |
687 | } | |
688 | ||
689 | spin_unlock_irqrestore(&ha->smp_lock, flags); | |
690 | return ret_val; | |
691 | } | |
692 | ||
45f1a41b | 693 | static void gdth_ioctl_free(gdth_ha_str *ha, int size, char *buf, ulong64 paddr) |
1da177e4 | 694 | { |
1da177e4 LT |
695 | ulong flags; |
696 | ||
1da177e4 | 697 | if (buf == ha->pscratch) { |
ff83efac | 698 | spin_lock_irqsave(&ha->smp_lock, flags); |
1da177e4 | 699 | ha->scratch_busy = FALSE; |
ff83efac | 700 | spin_unlock_irqrestore(&ha->smp_lock, flags); |
1da177e4 LT |
701 | } else { |
702 | pci_free_consistent(ha->pdev, size, buf, paddr); | |
703 | } | |
1da177e4 LT |
704 | } |
705 | ||
706 | #ifdef GDTH_IOCTL_PROC | |
45f1a41b | 707 | static int gdth_ioctl_check_bin(gdth_ha_str *ha, ushort size) |
1da177e4 | 708 | { |
1da177e4 LT |
709 | ulong flags; |
710 | int ret_val; | |
711 | ||
1da177e4 LT |
712 | spin_lock_irqsave(&ha->smp_lock, flags); |
713 | ||
714 | ret_val = FALSE; | |
715 | if (ha->scratch_busy) { | |
716 | if (((gdth_iord_str *)ha->pscratch)->size == (ulong32)size) | |
717 | ret_val = TRUE; | |
718 | } | |
719 | spin_unlock_irqrestore(&ha->smp_lock, flags); | |
720 | return ret_val; | |
721 | } | |
722 | #endif | |
723 | ||
45f1a41b | 724 | static void gdth_wait_completion(gdth_ha_str *ha, int busnum, int id) |
1da177e4 | 725 | { |
1da177e4 LT |
726 | ulong flags; |
727 | int i; | |
728 | Scsi_Cmnd *scp; | |
f842b64e | 729 | struct gdth_cmndinfo *cmndinfo; |
1da177e4 LT |
730 | unchar b, t; |
731 | ||
1da177e4 LT |
732 | spin_lock_irqsave(&ha->smp_lock, flags); |
733 | ||
734 | for (i = 0; i < GDTH_MAXCMDS; ++i) { | |
735 | scp = ha->cmd_tab[i].cmnd; | |
f842b64e | 736 | cmndinfo = gdth_cmnd_priv(scp); |
1da177e4 | 737 | |
52759e6a | 738 | b = scp->device->channel; |
1da177e4 LT |
739 | t = scp->device->id; |
740 | if (!SPECIAL_SCP(scp) && t == (unchar)id && | |
741 | b == (unchar)busnum) { | |
f842b64e | 742 | cmndinfo->wait_for_completion = 0; |
1da177e4 | 743 | spin_unlock_irqrestore(&ha->smp_lock, flags); |
f842b64e | 744 | while (!cmndinfo->wait_for_completion) |
1da177e4 LT |
745 | barrier(); |
746 | spin_lock_irqsave(&ha->smp_lock, flags); | |
747 | } | |
748 | } | |
749 | spin_unlock_irqrestore(&ha->smp_lock, flags); | |
750 | } | |
751 | ||
45f1a41b | 752 | static void gdth_stop_timeout(gdth_ha_str *ha, int busnum, int id) |
1da177e4 | 753 | { |
1da177e4 LT |
754 | ulong flags; |
755 | Scsi_Cmnd *scp; | |
756 | unchar b, t; | |
757 | ||
1da177e4 LT |
758 | spin_lock_irqsave(&ha->smp_lock, flags); |
759 | ||
760 | for (scp = ha->req_first; scp; scp = (Scsi_Cmnd *)scp->SCp.ptr) { | |
3058d5de BH |
761 | struct gdth_cmndinfo *cmndinfo = gdth_cmnd_priv(scp); |
762 | if (!cmndinfo->internal_command) { | |
52759e6a | 763 | b = scp->device->channel; |
cbd5f69b LA |
764 | t = scp->device->id; |
765 | if (t == (unchar)id && b == (unchar)busnum) { | |
766 | TRACE2(("gdth_stop_timeout(): update_timeout()\n")); | |
f842b64e | 767 | cmndinfo->timeout = gdth_update_timeout(scp, 0); |
cbd5f69b | 768 | } |
1da177e4 LT |
769 | } |
770 | } | |
771 | spin_unlock_irqrestore(&ha->smp_lock, flags); | |
772 | } | |
773 | ||
45f1a41b | 774 | static void gdth_start_timeout(gdth_ha_str *ha, int busnum, int id) |
1da177e4 | 775 | { |
1da177e4 LT |
776 | ulong flags; |
777 | Scsi_Cmnd *scp; | |
778 | unchar b, t; | |
779 | ||
1da177e4 LT |
780 | spin_lock_irqsave(&ha->smp_lock, flags); |
781 | ||
782 | for (scp = ha->req_first; scp; scp = (Scsi_Cmnd *)scp->SCp.ptr) { | |
3058d5de BH |
783 | struct gdth_cmndinfo *cmndinfo = gdth_cmnd_priv(scp); |
784 | if (!cmndinfo->internal_command) { | |
52759e6a | 785 | b = scp->device->channel; |
cbd5f69b LA |
786 | t = scp->device->id; |
787 | if (t == (unchar)id && b == (unchar)busnum) { | |
788 | TRACE2(("gdth_start_timeout(): update_timeout()\n")); | |
f842b64e | 789 | gdth_update_timeout(scp, cmndinfo->timeout); |
cbd5f69b | 790 | } |
1da177e4 LT |
791 | } |
792 | } | |
793 | spin_unlock_irqrestore(&ha->smp_lock, flags); | |
794 | } | |
795 | ||
45f1a41b | 796 | static int gdth_update_timeout(Scsi_Cmnd *scp, int timeout) |
1da177e4 LT |
797 | { |
798 | int oldto; | |
799 | ||
800 | oldto = scp->timeout_per_command; | |
801 | scp->timeout_per_command = timeout; | |
802 | ||
803 | if (timeout == 0) { | |
804 | del_timer(&scp->eh_timeout); | |
805 | scp->eh_timeout.data = (unsigned long) NULL; | |
806 | scp->eh_timeout.expires = 0; | |
807 | } else { | |
808 | if (scp->eh_timeout.data != (unsigned long) NULL) | |
809 | del_timer(&scp->eh_timeout); | |
810 | scp->eh_timeout.data = (unsigned long) scp; | |
811 | scp->eh_timeout.expires = jiffies + timeout; | |
812 | add_timer(&scp->eh_timeout); | |
813 | } | |
814 | ||
815 | return oldto; | |
816 | } |