blob: 1258da34fbc251bf779f85d1a2fdd0a015e51a34 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/* gdth_proc.c
Leubner, Achimcbd5f692006-06-09 11:34:29 -07002 * $Id: gdth_proc.c,v 1.43 2006/01/11 16:15:00 achim Exp $
Linus Torvalds1da177e2005-04-16 15:20:36 -07003 */
4
5#include <linux/completion.h>
6
Linus Torvalds1da177e2005-04-16 15:20:36 -07007int gdth_proc_info(struct Scsi_Host *host, char *buffer,char **start,off_t offset,int length,
8 int inout)
9{
Boaz Harrosh45f1a412007-10-02 23:05:53 +020010 gdth_ha_str *ha = shost_priv(host);
Linus Torvalds1da177e2005-04-16 15:20:36 -070011
12 TRACE2(("gdth_proc_info() length %d offs %d inout %d\n",
13 length,(int)offset,inout));
14
Linus Torvalds1da177e2005-04-16 15:20:36 -070015 if (inout)
Boaz Harrosh45f1a412007-10-02 23:05:53 +020016 return(gdth_set_info(buffer,length,host,ha));
Linus Torvalds1da177e2005-04-16 15:20:36 -070017 else
Boaz Harrosh45f1a412007-10-02 23:05:53 +020018 return(gdth_get_info(buffer,start,offset,length,host,ha));
Linus Torvalds1da177e2005-04-16 15:20:36 -070019}
Linus Torvalds1da177e2005-04-16 15:20:36 -070020
21static int gdth_set_info(char *buffer,int length,struct Scsi_Host *host,
Boaz Harrosh45f1a412007-10-02 23:05:53 +020022 gdth_ha_str *ha)
Linus Torvalds1da177e2005-04-16 15:20:36 -070023{
Leubner, Achimcbd5f692006-06-09 11:34:29 -070024 int ret_val = -EINVAL;
Linus Torvalds1da177e2005-04-16 15:20:36 -070025
Boaz Harrosh45f1a412007-10-02 23:05:53 +020026 TRACE2(("gdth_set_info() ha %d\n",ha->hanum,));
Linus Torvalds1da177e2005-04-16 15:20:36 -070027
28 if (length >= 4) {
29 if (strncmp(buffer,"gdth",4) == 0) {
30 buffer += 5;
31 length -= 5;
Boaz Harrosh45f1a412007-10-02 23:05:53 +020032 ret_val = gdth_set_asc_info(host, buffer, length, ha);
Linus Torvalds1da177e2005-04-16 15:20:36 -070033 }
34 }
Leubner, Achimcbd5f692006-06-09 11:34:29 -070035
Linus Torvalds1da177e2005-04-16 15:20:36 -070036 return ret_val;
37}
38
Leubner, Achimcbd5f692006-06-09 11:34:29 -070039static int gdth_set_asc_info(struct Scsi_Host *host, char *buffer,
Boaz Harrosh45f1a412007-10-02 23:05:53 +020040 int length, gdth_ha_str *ha)
Linus Torvalds1da177e2005-04-16 15:20:36 -070041{
Leubner, Achimcbd5f692006-06-09 11:34:29 -070042 int orig_length, drive, wb_mode;
43 int i, found;
Linus Torvalds1da177e2005-04-16 15:20:36 -070044 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
Boaz Harrosh45f1a412007-10-02 23:05:53 +020052 TRACE2(("gdth_set_asc_info() ha %d\n",ha->hanum));
Linus Torvalds1da177e2005-04-16 15:20:36 -070053 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 }
Leubner, Achimcbd5f692006-06-09 11:34:29 -070086
87 gdth_execute(host, &gdtcmd, cmnd, 30, NULL);
Linus Torvalds1da177e2005-04-16 15:20:36 -070088 }
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) {
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200128 if (!gdth_ioctl_alloc(ha, sizeof(gdth_cpar_str), TRUE, &paddr))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700129 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;
Leubner, Achimcbd5f692006-06-09 11:34:29 -0700139
140 gdth_execute(host, &gdtcmd, cmnd, 30, NULL);
141
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200142 gdth_ioctl_free(ha, GDTH_SCRATCH, ha->pscratch, paddr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700143 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
151static int gdth_get_info(char *buffer,char **start,off_t offset,int length,
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200152 struct Scsi_Host *host, gdth_ha_str *ha)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700153{
154 int size = 0,len = 0;
Alan Cox238ddbb2009-06-09 13:44:02 +0100155 int hlen;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700156 off_t begin = 0,pos = 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700157 int id, i, j, k, sec, flag;
158 int no_mdrv = 0, drv_no, is_mirr;
159 ulong32 cnt;
160 ulong64 paddr;
161 int rc = -ENOMEM;
162
163 gdth_cmd_str *gdtcmd;
164 gdth_evt_str *estr;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700165 char hrec[161];
166 struct timeval tv;
167
168 char *buf;
169 gdth_dskstat_str *pds;
170 gdth_diskinfo_str *pdi;
171 gdth_arrayinf_str *pai;
172 gdth_defcnt_str *pdef;
173 gdth_cdrinfo_str *pcdi;
174 gdth_hget_str *phg;
175 char cmnd[MAX_COMMAND_SIZE];
176
177 gdtcmd = kmalloc(sizeof(*gdtcmd), GFP_KERNEL);
178 estr = kmalloc(sizeof(*estr), GFP_KERNEL);
179 if (!gdtcmd || !estr)
Leubner, Achimcbd5f692006-06-09 11:34:29 -0700180 goto free_fail;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700181
182 memset(cmnd, 0xff, 12);
183 memset(gdtcmd, 0, sizeof(gdth_cmd_str));
184
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200185 TRACE2(("gdth_get_info() ha %d\n",ha->hanum));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700186
Linus Torvalds1da177e2005-04-16 15:20:36 -0700187
188 /* request is i.e. "cat /proc/scsi/gdth/0" */
189 /* format: %-15s\t%-10s\t%-15s\t%s */
190 /* driver parameters */
191 size = sprintf(buffer+len,"Driver Parameters:\n");
192 len += size; pos = begin + len;
193 if (reserve_list[0] == 0xff)
194 strcpy(hrec, "--");
195 else {
Alan Cox238ddbb2009-06-09 13:44:02 +0100196 hlen = sprintf(hrec, "%d", reserve_list[0]);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700197 for (i = 1; i < MAX_RES_ARGS; i++) {
198 if (reserve_list[i] == 0xff)
199 break;
Alan Cox238ddbb2009-06-09 13:44:02 +0100200 hlen += snprintf(hrec + hlen , 161 - hlen, ",%d", reserve_list[i]);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700201 }
202 }
203 size = sprintf(buffer+len,
204 " reserve_mode: \t%d \treserve_list: \t%s\n",
205 reserve_mode, hrec);
206 len += size; pos = begin + len;
207 size = sprintf(buffer+len,
208 " max_ids: \t%-3d \thdr_channel: \t%d\n",
209 max_ids, hdr_channel);
210 len += size; pos = begin + len;
211
212 /* controller information */
213 size = sprintf(buffer+len,"\nDisk Array Controller Information:\n");
214 len += size; pos = begin + len;
Christoph Hellwig52759e62007-10-02 22:59:53 +0200215 strcpy(hrec, ha->binfo.type_string);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700216 size = sprintf(buffer+len,
217 " Number: \t%d \tName: \t%s\n",
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200218 ha->hanum, hrec);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700219 len += size; pos = begin + len;
220
221 if (ha->more_proc)
222 sprintf(hrec, "%d.%02d.%02d-%c%03X",
223 (unchar)(ha->binfo.upd_fw_ver>>24),
224 (unchar)(ha->binfo.upd_fw_ver>>16),
225 (unchar)(ha->binfo.upd_fw_ver),
226 ha->bfeat.raid ? 'R':'N',
227 ha->binfo.upd_revision);
228 else
229 sprintf(hrec, "%d.%02d", (unchar)(ha->cpar.version>>8),
230 (unchar)(ha->cpar.version));
231
232 size = sprintf(buffer+len,
233 " Driver Ver.: \t%-10s\tFirmware Ver.: \t%s\n",
234 GDTH_VERSION_STR, hrec);
235 len += size; pos = begin + len;
236
237 if (ha->more_proc) {
238 /* more information: 1. about controller */
239 size = sprintf(buffer+len,
240 " Serial No.: \t0x%8X\tCache RAM size:\t%d KB\n",
241 ha->binfo.ser_no, ha->binfo.memsize / 1024);
242 len += size; pos = begin + len;
243 }
244
245#ifdef GDTH_DMA_STATISTICS
246 /* controller statistics */
247 size = sprintf(buffer+len,"\nController Statistics:\n");
248 len += size; pos = begin + len;
249 size = sprintf(buffer+len,
250 " 32-bit DMA buffer:\t%lu\t64-bit DMA buffer:\t%lu\n",
251 ha->dma32_cnt, ha->dma64_cnt);
252 len += size; pos = begin + len;
253#endif
254
255 if (pos < offset) {
256 len = 0;
257 begin = pos;
258 }
259 if (pos > offset + length)
260 goto stop_output;
261
262 if (ha->more_proc) {
263 /* more information: 2. about physical devices */
264 size = sprintf(buffer+len,"\nPhysical Devices:");
265 len += size; pos = begin + len;
266 flag = FALSE;
267
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200268 buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700269 if (!buf)
270 goto stop_output;
271 for (i = 0; i < ha->bus_cnt; ++i) {
272 /* 2.a statistics (and retries/reassigns) */
273 TRACE2(("pdr_statistics() chn %d\n",i));
274 pds = (gdth_dskstat_str *)(buf + GDTH_SCRATCH/4);
275 gdtcmd->Service = CACHESERVICE;
276 gdtcmd->OpCode = GDT_IOCTL;
277 gdtcmd->u.ioctl.p_param = paddr + GDTH_SCRATCH/4;
278 gdtcmd->u.ioctl.param_size = 3*GDTH_SCRATCH/4;
279 gdtcmd->u.ioctl.subfunc = DSK_STATISTICS | L_CTRL_PATTERN;
280 gdtcmd->u.ioctl.channel = ha->raw[i].address | INVALID_CHANNEL;
281 pds->bid = ha->raw[i].local_no;
282 pds->first = 0;
283 pds->entries = ha->raw[i].pdev_cnt;
284 cnt = (3*GDTH_SCRATCH/4 - 5 * sizeof(ulong32)) /
285 sizeof(pds->list[0]);
286 if (pds->entries > cnt)
287 pds->entries = cnt;
Leubner, Achimcbd5f692006-06-09 11:34:29 -0700288
289 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) != S_OK)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700290 pds->count = 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700291
292 /* other IOCTLs must fit into area GDTH_SCRATCH/4 */
293 for (j = 0; j < ha->raw[i].pdev_cnt; ++j) {
294 /* 2.b drive info */
295 TRACE2(("scsi_drv_info() chn %d dev %d\n",
296 i, ha->raw[i].id_list[j]));
297 pdi = (gdth_diskinfo_str *)buf;
298 gdtcmd->Service = CACHESERVICE;
299 gdtcmd->OpCode = GDT_IOCTL;
300 gdtcmd->u.ioctl.p_param = paddr;
301 gdtcmd->u.ioctl.param_size = sizeof(gdth_diskinfo_str);
302 gdtcmd->u.ioctl.subfunc = SCSI_DR_INFO | L_CTRL_PATTERN;
303 gdtcmd->u.ioctl.channel =
304 ha->raw[i].address | ha->raw[i].id_list[j];
Leubner, Achimcbd5f692006-06-09 11:34:29 -0700305
306 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700307 strncpy(hrec,pdi->vendor,8);
308 strncpy(hrec+8,pdi->product,16);
309 strncpy(hrec+24,pdi->revision,4);
310 hrec[28] = 0;
311 size = sprintf(buffer+len,
312 "\n Chn/ID/LUN: \t%c/%02d/%d \tName: \t%s\n",
313 'A'+i,pdi->target_id,pdi->lun,hrec);
314 len += size; pos = begin + len;
315 flag = TRUE;
316 pdi->no_ldrive &= 0xffff;
317 if (pdi->no_ldrive == 0xffff)
318 strcpy(hrec,"--");
319 else
320 sprintf(hrec,"%d",pdi->no_ldrive);
321 size = sprintf(buffer+len,
322 " Capacity [MB]:\t%-6d \tTo Log. Drive: \t%s\n",
323 pdi->blkcnt/(1024*1024/pdi->blksize),
324 hrec);
325 len += size; pos = begin + len;
326 } else {
327 pdi->devtype = 0xff;
328 }
329
330 if (pdi->devtype == 0) {
331 /* search retries/reassigns */
332 for (k = 0; k < pds->count; ++k) {
333 if (pds->list[k].tid == pdi->target_id &&
334 pds->list[k].lun == pdi->lun) {
335 size = sprintf(buffer+len,
336 " Retries: \t%-6d \tReassigns: \t%d\n",
337 pds->list[k].retries,
338 pds->list[k].reassigns);
339 len += size; pos = begin + len;
340 break;
341 }
342 }
343 /* 2.c grown defects */
344 TRACE2(("scsi_drv_defcnt() chn %d dev %d\n",
345 i, ha->raw[i].id_list[j]));
346 pdef = (gdth_defcnt_str *)buf;
347 gdtcmd->Service = CACHESERVICE;
348 gdtcmd->OpCode = GDT_IOCTL;
349 gdtcmd->u.ioctl.p_param = paddr;
350 gdtcmd->u.ioctl.param_size = sizeof(gdth_defcnt_str);
351 gdtcmd->u.ioctl.subfunc = SCSI_DEF_CNT | L_CTRL_PATTERN;
352 gdtcmd->u.ioctl.channel =
353 ha->raw[i].address | ha->raw[i].id_list[j];
354 pdef->sddc_type = 0x08;
Leubner, Achimcbd5f692006-06-09 11:34:29 -0700355
356 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700357 size = sprintf(buffer+len,
358 " Grown Defects:\t%d\n",
359 pdef->sddc_cnt);
360 len += size; pos = begin + len;
361 }
362 }
363 if (pos < offset) {
364 len = 0;
365 begin = pos;
366 }
367 if (pos > offset + length)
368 goto stop_output;
369 }
370 }
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200371 gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700372
373 if (!flag) {
374 size = sprintf(buffer+len, "\n --\n");
375 len += size; pos = begin + len;
376 }
377
378 /* 3. about logical drives */
379 size = sprintf(buffer+len,"\nLogical Drives:");
380 len += size; pos = begin + len;
381 flag = FALSE;
382
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200383 buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700384 if (!buf)
385 goto stop_output;
386 for (i = 0; i < MAX_LDRIVES; ++i) {
387 if (!ha->hdr[i].is_logdrv)
388 continue;
389 drv_no = i;
390 j = k = 0;
391 is_mirr = FALSE;
392 do {
393 /* 3.a log. drive info */
394 TRACE2(("cache_drv_info() drive no %d\n",drv_no));
395 pcdi = (gdth_cdrinfo_str *)buf;
396 gdtcmd->Service = CACHESERVICE;
397 gdtcmd->OpCode = GDT_IOCTL;
398 gdtcmd->u.ioctl.p_param = paddr;
399 gdtcmd->u.ioctl.param_size = sizeof(gdth_cdrinfo_str);
400 gdtcmd->u.ioctl.subfunc = CACHE_DRV_INFO;
401 gdtcmd->u.ioctl.channel = drv_no;
Leubner, Achimcbd5f692006-06-09 11:34:29 -0700402 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) != S_OK)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700403 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700404 pcdi->ld_dtype >>= 16;
405 j++;
406 if (pcdi->ld_dtype > 2) {
407 strcpy(hrec, "missing");
408 } else if (pcdi->ld_error & 1) {
409 strcpy(hrec, "fault");
410 } else if (pcdi->ld_error & 2) {
411 strcpy(hrec, "invalid");
412 k++; j--;
413 } else {
414 strcpy(hrec, "ok");
415 }
416
417 if (drv_no == i) {
418 size = sprintf(buffer+len,
419 "\n Number: \t%-2d \tStatus: \t%s\n",
420 drv_no, hrec);
421 len += size; pos = begin + len;
422 flag = TRUE;
423 no_mdrv = pcdi->cd_ldcnt;
424 if (no_mdrv > 1 || pcdi->ld_slave != -1) {
425 is_mirr = TRUE;
426 strcpy(hrec, "RAID-1");
427 } else if (pcdi->ld_dtype == 0) {
428 strcpy(hrec, "Disk");
429 } else if (pcdi->ld_dtype == 1) {
430 strcpy(hrec, "RAID-0");
431 } else if (pcdi->ld_dtype == 2) {
432 strcpy(hrec, "Chain");
433 } else {
434 strcpy(hrec, "???");
435 }
436 size = sprintf(buffer+len,
437 " Capacity [MB]:\t%-6d \tType: \t%s\n",
438 pcdi->ld_blkcnt/(1024*1024/pcdi->ld_blksize),
439 hrec);
440 len += size; pos = begin + len;
441 } else {
442 size = sprintf(buffer+len,
443 " Slave Number: \t%-2d \tStatus: \t%s\n",
444 drv_no & 0x7fff, hrec);
445 len += size; pos = begin + len;
446 }
447 drv_no = pcdi->ld_slave;
448 if (pos < offset) {
449 len = 0;
450 begin = pos;
451 }
452 if (pos > offset + length)
453 goto stop_output;
454 } while (drv_no != -1);
455
456 if (is_mirr) {
457 size = sprintf(buffer+len,
458 " Missing Drv.: \t%-2d \tInvalid Drv.: \t%d\n",
459 no_mdrv - j - k, k);
460 len += size; pos = begin + len;
461 }
462
463 if (!ha->hdr[i].is_arraydrv)
464 strcpy(hrec, "--");
465 else
466 sprintf(hrec, "%d", ha->hdr[i].master_no);
467 size = sprintf(buffer+len,
468 " To Array Drv.:\t%s\n", hrec);
469 len += size; pos = begin + len;
470 if (pos < offset) {
471 len = 0;
472 begin = pos;
473 }
474 if (pos > offset + length)
475 goto stop_output;
476 }
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200477 gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700478
479 if (!flag) {
480 size = sprintf(buffer+len, "\n --\n");
481 len += size; pos = begin + len;
482 }
483
484 /* 4. about array drives */
485 size = sprintf(buffer+len,"\nArray Drives:");
486 len += size; pos = begin + len;
487 flag = FALSE;
488
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200489 buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700490 if (!buf)
491 goto stop_output;
492 for (i = 0; i < MAX_LDRIVES; ++i) {
493 if (!(ha->hdr[i].is_arraydrv && ha->hdr[i].is_master))
494 continue;
495 /* 4.a array drive info */
496 TRACE2(("array_info() drive no %d\n",i));
497 pai = (gdth_arrayinf_str *)buf;
498 gdtcmd->Service = CACHESERVICE;
499 gdtcmd->OpCode = GDT_IOCTL;
500 gdtcmd->u.ioctl.p_param = paddr;
501 gdtcmd->u.ioctl.param_size = sizeof(gdth_arrayinf_str);
502 gdtcmd->u.ioctl.subfunc = ARRAY_INFO | LA_CTRL_PATTERN;
503 gdtcmd->u.ioctl.channel = i;
Leubner, Achimcbd5f692006-06-09 11:34:29 -0700504 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700505 if (pai->ai_state == 0)
506 strcpy(hrec, "idle");
507 else if (pai->ai_state == 2)
508 strcpy(hrec, "build");
509 else if (pai->ai_state == 4)
510 strcpy(hrec, "ready");
511 else if (pai->ai_state == 6)
512 strcpy(hrec, "fail");
513 else if (pai->ai_state == 8 || pai->ai_state == 10)
514 strcpy(hrec, "rebuild");
515 else
516 strcpy(hrec, "error");
517 if (pai->ai_ext_state & 0x10)
518 strcat(hrec, "/expand");
519 else if (pai->ai_ext_state & 0x1)
520 strcat(hrec, "/patch");
521 size = sprintf(buffer+len,
522 "\n Number: \t%-2d \tStatus: \t%s\n",
523 i,hrec);
524 len += size; pos = begin + len;
525 flag = TRUE;
526
527 if (pai->ai_type == 0)
528 strcpy(hrec, "RAID-0");
529 else if (pai->ai_type == 4)
530 strcpy(hrec, "RAID-4");
531 else if (pai->ai_type == 5)
532 strcpy(hrec, "RAID-5");
533 else
534 strcpy(hrec, "RAID-10");
535 size = sprintf(buffer+len,
536 " Capacity [MB]:\t%-6d \tType: \t%s\n",
537 pai->ai_size/(1024*1024/pai->ai_secsize),
538 hrec);
539 len += size; pos = begin + len;
540 if (pos < offset) {
541 len = 0;
542 begin = pos;
543 }
544 if (pos > offset + length)
545 goto stop_output;
546 }
547 }
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200548 gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700549
550 if (!flag) {
551 size = sprintf(buffer+len, "\n --\n");
552 len += size; pos = begin + len;
553 }
554
555 /* 5. about host drives */
556 size = sprintf(buffer+len,"\nHost Drives:");
557 len += size; pos = begin + len;
558 flag = FALSE;
559
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200560 buf = gdth_ioctl_alloc(ha, sizeof(gdth_hget_str), FALSE, &paddr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700561 if (!buf)
562 goto stop_output;
563 for (i = 0; i < MAX_LDRIVES; ++i) {
564 if (!ha->hdr[i].is_logdrv ||
565 (ha->hdr[i].is_arraydrv && !ha->hdr[i].is_master))
566 continue;
567 /* 5.a get host drive list */
568 TRACE2(("host_get() drv_no %d\n",i));
569 phg = (gdth_hget_str *)buf;
570 gdtcmd->Service = CACHESERVICE;
571 gdtcmd->OpCode = GDT_IOCTL;
572 gdtcmd->u.ioctl.p_param = paddr;
573 gdtcmd->u.ioctl.param_size = sizeof(gdth_hget_str);
574 gdtcmd->u.ioctl.subfunc = HOST_GET | LA_CTRL_PATTERN;
575 gdtcmd->u.ioctl.channel = i;
576 phg->entries = MAX_HDRIVES;
577 phg->offset = GDTOFFSOF(gdth_hget_str, entry[0]);
Leubner, Achimcbd5f692006-06-09 11:34:29 -0700578 if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700579 ha->hdr[i].ldr_no = i;
580 ha->hdr[i].rw_attribs = 0;
581 ha->hdr[i].start_sec = 0;
582 } else {
583 for (j = 0; j < phg->entries; ++j) {
584 k = phg->entry[j].host_drive;
585 if (k >= MAX_LDRIVES)
586 continue;
587 ha->hdr[k].ldr_no = phg->entry[j].log_drive;
588 ha->hdr[k].rw_attribs = phg->entry[j].rw_attribs;
589 ha->hdr[k].start_sec = phg->entry[j].start_sec;
590 }
591 }
592 }
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200593 gdth_ioctl_free(ha, sizeof(gdth_hget_str), buf, paddr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700594
595 for (i = 0; i < MAX_HDRIVES; ++i) {
596 if (!(ha->hdr[i].present))
597 continue;
598
599 size = sprintf(buffer+len,
600 "\n Number: \t%-2d \tArr/Log. Drive:\t%d\n",
601 i, ha->hdr[i].ldr_no);
602 len += size; pos = begin + len;
603 flag = TRUE;
604
605 size = sprintf(buffer+len,
606 " Capacity [MB]:\t%-6d \tStart Sector: \t%d\n",
607 (ulong32)(ha->hdr[i].size/2048), ha->hdr[i].start_sec);
608 len += size; pos = begin + len;
609 if (pos < offset) {
610 len = 0;
611 begin = pos;
612 }
613 if (pos > offset + length)
614 goto stop_output;
615 }
616
617 if (!flag) {
618 size = sprintf(buffer+len, "\n --\n");
619 len += size; pos = begin + len;
620 }
621 }
622
623 /* controller events */
624 size = sprintf(buffer+len,"\nController Events:\n");
625 len += size; pos = begin + len;
626
627 for (id = -1;;) {
628 id = gdth_read_event(ha, id, estr);
629 if (estr->event_source == 0)
630 break;
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200631 if (estr->event_data.eu.driver.ionode == ha->hanum &&
Linus Torvalds1da177e2005-04-16 15:20:36 -0700632 estr->event_source == ES_ASYNC) {
633 gdth_log_event(&estr->event_data, hrec);
634 do_gettimeofday(&tv);
635 sec = (int)(tv.tv_sec - estr->first_stamp);
636 if (sec < 0) sec = 0;
637 size = sprintf(buffer+len," date- %02d:%02d:%02d\t%s\n",
638 sec/3600, sec%3600/60, sec%60, hrec);
639 len += size; pos = begin + len;
640 if (pos < offset) {
641 len = 0;
642 begin = pos;
643 }
644 if (pos > offset + length)
645 goto stop_output;
646 }
647 if (id == -1)
648 break;
649 }
650
651stop_output:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700652 *start = buffer +(offset-begin);
653 len -= (offset-begin);
654 if (len > length)
655 len = length;
656 TRACE2(("get_info() len %d pos %d begin %d offset %d length %d size %d\n",
657 len,(int)pos,(int)begin,(int)offset,length,size));
658 rc = len;
659
660free_fail:
661 kfree(gdtcmd);
662 kfree(estr);
663 return rc;
664}
665
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200666static char *gdth_ioctl_alloc(gdth_ha_str *ha, int size, int scratch,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700667 ulong64 *paddr)
668{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700669 ulong flags;
670 char *ret_val;
671
672 if (size == 0)
673 return NULL;
674
Linus Torvalds1da177e2005-04-16 15:20:36 -0700675 spin_lock_irqsave(&ha->smp_lock, flags);
676
677 if (!ha->scratch_busy && size <= GDTH_SCRATCH) {
678 ha->scratch_busy = TRUE;
679 ret_val = ha->pscratch;
680 *paddr = ha->scratch_phys;
681 } else if (scratch) {
682 ret_val = NULL;
683 } else {
684 dma_addr_t dma_addr;
685
686 ret_val = pci_alloc_consistent(ha->pdev, size, &dma_addr);
687 *paddr = dma_addr;
688 }
689
690 spin_unlock_irqrestore(&ha->smp_lock, flags);
691 return ret_val;
692}
693
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200694static void gdth_ioctl_free(gdth_ha_str *ha, int size, char *buf, ulong64 paddr)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700695{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700696 ulong flags;
697
Linus Torvalds1da177e2005-04-16 15:20:36 -0700698 if (buf == ha->pscratch) {
James Bottomleyff83efac2008-02-17 11:24:51 -0600699 spin_lock_irqsave(&ha->smp_lock, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700700 ha->scratch_busy = FALSE;
James Bottomleyff83efac2008-02-17 11:24:51 -0600701 spin_unlock_irqrestore(&ha->smp_lock, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700702 } else {
703 pci_free_consistent(ha->pdev, size, buf, paddr);
704 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700705}
706
707#ifdef GDTH_IOCTL_PROC
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200708static int gdth_ioctl_check_bin(gdth_ha_str *ha, ushort size)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700709{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700710 ulong flags;
711 int ret_val;
712
Linus Torvalds1da177e2005-04-16 15:20:36 -0700713 spin_lock_irqsave(&ha->smp_lock, flags);
714
715 ret_val = FALSE;
716 if (ha->scratch_busy) {
717 if (((gdth_iord_str *)ha->pscratch)->size == (ulong32)size)
718 ret_val = TRUE;
719 }
720 spin_unlock_irqrestore(&ha->smp_lock, flags);
721 return ret_val;
722}
723#endif
724
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200725static void gdth_wait_completion(gdth_ha_str *ha, int busnum, int id)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700726{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700727 ulong flags;
728 int i;
729 Scsi_Cmnd *scp;
Boaz Harroshf842b642007-10-02 23:16:01 +0200730 struct gdth_cmndinfo *cmndinfo;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700731 unchar b, t;
732
Linus Torvalds1da177e2005-04-16 15:20:36 -0700733 spin_lock_irqsave(&ha->smp_lock, flags);
734
735 for (i = 0; i < GDTH_MAXCMDS; ++i) {
736 scp = ha->cmd_tab[i].cmnd;
Boaz Harroshf842b642007-10-02 23:16:01 +0200737 cmndinfo = gdth_cmnd_priv(scp);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700738
Christoph Hellwig52759e62007-10-02 22:59:53 +0200739 b = scp->device->channel;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700740 t = scp->device->id;
741 if (!SPECIAL_SCP(scp) && t == (unchar)id &&
742 b == (unchar)busnum) {
Boaz Harroshf842b642007-10-02 23:16:01 +0200743 cmndinfo->wait_for_completion = 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700744 spin_unlock_irqrestore(&ha->smp_lock, flags);
Boaz Harroshf842b642007-10-02 23:16:01 +0200745 while (!cmndinfo->wait_for_completion)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700746 barrier();
747 spin_lock_irqsave(&ha->smp_lock, flags);
748 }
749 }
750 spin_unlock_irqrestore(&ha->smp_lock, flags);
751}