Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* gdth_proc.c |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 2 | * $Id: gdth_proc.c,v 1.43 2006/01/11 16:15:00 achim Exp $ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3 | */ |
| 4 | |
| 5 | #include <linux/completion.h> |
| 6 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7 | int gdth_proc_info(struct Scsi_Host *host, char *buffer,char **start,off_t offset,int length, |
| 8 | int inout) |
| 9 | { |
Christoph Hellwig | 52759e6 | 2007-10-02 22:59:53 +0200 | [diff] [blame^] | 10 | int hanum; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 11 | |
| 12 | TRACE2(("gdth_proc_info() length %d offs %d inout %d\n", |
| 13 | length,(int)offset,inout)); |
| 14 | |
| 15 | hanum = NUMDATA(host)->hanum; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 16 | |
| 17 | if (inout) |
Christoph Hellwig | 52759e6 | 2007-10-02 22:59:53 +0200 | [diff] [blame^] | 18 | return(gdth_set_info(buffer,length,host,hanum)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 19 | else |
Christoph Hellwig | 52759e6 | 2007-10-02 22:59:53 +0200 | [diff] [blame^] | 20 | return(gdth_get_info(buffer,start,offset,length,host,hanum)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 21 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 22 | |
| 23 | static int gdth_set_info(char *buffer,int length,struct Scsi_Host *host, |
Christoph Hellwig | 52759e6 | 2007-10-02 22:59:53 +0200 | [diff] [blame^] | 24 | int hanum) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 25 | { |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 26 | int ret_val = -EINVAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 27 | |
Christoph Hellwig | 52759e6 | 2007-10-02 22:59:53 +0200 | [diff] [blame^] | 28 | TRACE2(("gdth_set_info() ha %d\n",hanum,)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 29 | |
| 30 | if (length >= 4) { |
| 31 | if (strncmp(buffer,"gdth",4) == 0) { |
| 32 | buffer += 5; |
| 33 | length -= 5; |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 34 | ret_val = gdth_set_asc_info(host, buffer, length, hanum); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 35 | } |
| 36 | } |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 37 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 38 | return ret_val; |
| 39 | } |
| 40 | |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 41 | static int gdth_set_asc_info(struct Scsi_Host *host, char *buffer, |
| 42 | int length,int hanum) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 43 | { |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 44 | int orig_length, drive, wb_mode; |
| 45 | int i, found; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | gdth_ha_str *ha; |
| 47 | gdth_cmd_str gdtcmd; |
| 48 | gdth_cpar_str *pcpar; |
| 49 | ulong64 paddr; |
| 50 | |
| 51 | char cmnd[MAX_COMMAND_SIZE]; |
| 52 | memset(cmnd, 0xff, 12); |
| 53 | memset(&gdtcmd, 0, sizeof(gdth_cmd_str)); |
| 54 | |
| 55 | TRACE2(("gdth_set_asc_info() ha %d\n",hanum)); |
| 56 | ha = HADATA(gdth_ctr_tab[hanum]); |
| 57 | orig_length = length + 5; |
| 58 | drive = -1; |
| 59 | wb_mode = 0; |
| 60 | found = FALSE; |
| 61 | |
| 62 | if (length >= 5 && strncmp(buffer,"flush",5)==0) { |
| 63 | buffer += 6; |
| 64 | length -= 6; |
| 65 | if (length && *buffer>='0' && *buffer<='9') { |
| 66 | drive = (int)(*buffer-'0'); |
| 67 | ++buffer; --length; |
| 68 | if (length && *buffer>='0' && *buffer<='9') { |
| 69 | drive = drive*10 + (int)(*buffer-'0'); |
| 70 | ++buffer; --length; |
| 71 | } |
| 72 | printk("GDT: Flushing host drive %d .. ",drive); |
| 73 | } else { |
| 74 | printk("GDT: Flushing all host drives .. "); |
| 75 | } |
| 76 | for (i = 0; i < MAX_HDRIVES; ++i) { |
| 77 | if (ha->hdr[i].present) { |
| 78 | if (drive != -1 && i != drive) |
| 79 | continue; |
| 80 | found = TRUE; |
| 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; |
| 86 | } else { |
| 87 | gdtcmd.u.cache.DeviceNo = i; |
| 88 | gdtcmd.u.cache.BlockNo = 1; |
| 89 | } |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 90 | |
| 91 | gdth_execute(host, &gdtcmd, cmnd, 30, NULL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 92 | } |
| 93 | } |
| 94 | if (!found) |
| 95 | printk("\nNo host drive found !\n"); |
| 96 | else |
| 97 | printk("Done.\n"); |
| 98 | return(orig_length); |
| 99 | } |
| 100 | |
| 101 | if (length >= 7 && strncmp(buffer,"wbp_off",7)==0) { |
| 102 | buffer += 8; |
| 103 | length -= 8; |
| 104 | printk("GDT: Disabling write back permanently .. "); |
| 105 | wb_mode = 1; |
| 106 | } else if (length >= 6 && strncmp(buffer,"wbp_on",6)==0) { |
| 107 | buffer += 7; |
| 108 | length -= 7; |
| 109 | printk("GDT: Enabling write back permanently .. "); |
| 110 | wb_mode = 2; |
| 111 | } else if (length >= 6 && strncmp(buffer,"wb_off",6)==0) { |
| 112 | buffer += 7; |
| 113 | length -= 7; |
| 114 | printk("GDT: Disabling write back commands .. "); |
| 115 | if (ha->cache_feat & GDT_WR_THROUGH) { |
| 116 | gdth_write_through = TRUE; |
| 117 | printk("Done.\n"); |
| 118 | } else { |
| 119 | printk("Not supported !\n"); |
| 120 | } |
| 121 | return(orig_length); |
| 122 | } else if (length >= 5 && strncmp(buffer,"wb_on",5)==0) { |
| 123 | buffer += 6; |
| 124 | length -= 6; |
| 125 | printk("GDT: Enabling write back commands .. "); |
| 126 | gdth_write_through = FALSE; |
| 127 | printk("Done.\n"); |
| 128 | return(orig_length); |
| 129 | } |
| 130 | |
| 131 | if (wb_mode) { |
| 132 | if (!gdth_ioctl_alloc(hanum, sizeof(gdth_cpar_str), TRUE, &paddr)) |
| 133 | return(-EBUSY); |
| 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; |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 143 | |
| 144 | gdth_execute(host, &gdtcmd, cmnd, 30, NULL); |
| 145 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 146 | gdth_ioctl_free(hanum, GDTH_SCRATCH, ha->pscratch, paddr); |
| 147 | printk("Done.\n"); |
| 148 | return(orig_length); |
| 149 | } |
| 150 | |
| 151 | printk("GDT: Unknown command: %s Length: %d\n",buffer,length); |
| 152 | return(-EINVAL); |
| 153 | } |
| 154 | |
| 155 | static int gdth_get_info(char *buffer,char **start,off_t offset,int length, |
Christoph Hellwig | 52759e6 | 2007-10-02 22:59:53 +0200 | [diff] [blame^] | 156 | struct Scsi_Host *host,int hanum) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 157 | { |
| 158 | int size = 0,len = 0; |
| 159 | off_t begin = 0,pos = 0; |
| 160 | gdth_ha_str *ha; |
| 161 | int id, i, j, k, sec, flag; |
| 162 | int no_mdrv = 0, drv_no, is_mirr; |
| 163 | ulong32 cnt; |
| 164 | ulong64 paddr; |
| 165 | int rc = -ENOMEM; |
| 166 | |
| 167 | gdth_cmd_str *gdtcmd; |
| 168 | gdth_evt_str *estr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 169 | char hrec[161]; |
| 170 | struct timeval tv; |
| 171 | |
| 172 | char *buf; |
| 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; |
| 178 | gdth_hget_str *phg; |
| 179 | char cmnd[MAX_COMMAND_SIZE]; |
| 180 | |
| 181 | gdtcmd = kmalloc(sizeof(*gdtcmd), GFP_KERNEL); |
| 182 | estr = kmalloc(sizeof(*estr), GFP_KERNEL); |
| 183 | if (!gdtcmd || !estr) |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 184 | goto free_fail; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 185 | |
| 186 | memset(cmnd, 0xff, 12); |
| 187 | memset(gdtcmd, 0, sizeof(gdth_cmd_str)); |
| 188 | |
Christoph Hellwig | 52759e6 | 2007-10-02 22:59:53 +0200 | [diff] [blame^] | 189 | TRACE2(("gdth_get_info() ha %d\n",hanum)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 190 | ha = HADATA(gdth_ctr_tab[hanum]); |
| 191 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 192 | |
| 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) |
| 199 | strcpy(hrec, "--"); |
| 200 | else { |
| 201 | sprintf(hrec, "%d", reserve_list[0]); |
| 202 | for (i = 1; i < MAX_RES_ARGS; i++) { |
| 203 | if (reserve_list[i] == 0xff) |
| 204 | break; |
| 205 | sprintf(hrec,"%s,%d", hrec, reserve_list[i]); |
| 206 | } |
| 207 | } |
| 208 | size = sprintf(buffer+len, |
| 209 | " reserve_mode: \t%d \treserve_list: \t%s\n", |
| 210 | reserve_mode, hrec); |
| 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; |
| 216 | |
| 217 | /* controller information */ |
| 218 | size = sprintf(buffer+len,"\nDisk Array Controller Information:\n"); |
| 219 | len += size; pos = begin + len; |
Christoph Hellwig | 52759e6 | 2007-10-02 22:59:53 +0200 | [diff] [blame^] | 220 | strcpy(hrec, ha->binfo.type_string); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 221 | size = sprintf(buffer+len, |
| 222 | " Number: \t%d \tName: \t%s\n", |
| 223 | hanum, hrec); |
| 224 | len += size; pos = begin + len; |
| 225 | |
| 226 | if (ha->more_proc) |
| 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); |
| 233 | else |
| 234 | sprintf(hrec, "%d.%02d", (unchar)(ha->cpar.version>>8), |
| 235 | (unchar)(ha->cpar.version)); |
| 236 | |
| 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; |
| 241 | |
| 242 | if (ha->more_proc) { |
| 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; |
| 248 | } |
| 249 | |
| 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; |
| 258 | #endif |
| 259 | |
| 260 | if (pos < offset) { |
| 261 | len = 0; |
| 262 | begin = pos; |
| 263 | } |
| 264 | if (pos > offset + length) |
| 265 | goto stop_output; |
| 266 | |
| 267 | if (ha->more_proc) { |
| 268 | /* more information: 2. about physical devices */ |
| 269 | size = sprintf(buffer+len,"\nPhysical Devices:"); |
| 270 | len += size; pos = begin + len; |
| 271 | flag = FALSE; |
| 272 | |
| 273 | buf = gdth_ioctl_alloc(hanum, GDTH_SCRATCH, FALSE, &paddr); |
| 274 | if (!buf) |
| 275 | goto stop_output; |
| 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; |
| 287 | pds->first = 0; |
| 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) |
| 292 | pds->entries = cnt; |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 293 | |
| 294 | if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) != S_OK) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 295 | pds->count = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 296 | |
| 297 | /* other IOCTLs must fit into area GDTH_SCRATCH/4 */ |
| 298 | for (j = 0; j < ha->raw[i].pdev_cnt; ++j) { |
| 299 | /* 2.b drive info */ |
| 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]; |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 310 | |
| 311 | if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 312 | strncpy(hrec,pdi->vendor,8); |
| 313 | strncpy(hrec+8,pdi->product,16); |
| 314 | strncpy(hrec+24,pdi->revision,4); |
| 315 | hrec[28] = 0; |
| 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; |
| 320 | flag = TRUE; |
| 321 | pdi->no_ldrive &= 0xffff; |
| 322 | if (pdi->no_ldrive == 0xffff) |
| 323 | strcpy(hrec,"--"); |
| 324 | else |
| 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), |
| 329 | hrec); |
| 330 | len += size; pos = begin + len; |
| 331 | } else { |
| 332 | pdi->devtype = 0xff; |
| 333 | } |
| 334 | |
| 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; |
| 345 | break; |
| 346 | } |
| 347 | } |
| 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; |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 360 | |
| 361 | if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 362 | size = sprintf(buffer+len, |
| 363 | " Grown Defects:\t%d\n", |
| 364 | pdef->sddc_cnt); |
| 365 | len += size; pos = begin + len; |
| 366 | } |
| 367 | } |
| 368 | if (pos < offset) { |
| 369 | len = 0; |
| 370 | begin = pos; |
| 371 | } |
| 372 | if (pos > offset + length) |
| 373 | goto stop_output; |
| 374 | } |
| 375 | } |
| 376 | gdth_ioctl_free(hanum, GDTH_SCRATCH, buf, paddr); |
| 377 | |
| 378 | if (!flag) { |
| 379 | size = sprintf(buffer+len, "\n --\n"); |
| 380 | len += size; pos = begin + len; |
| 381 | } |
| 382 | |
| 383 | /* 3. about logical drives */ |
| 384 | size = sprintf(buffer+len,"\nLogical Drives:"); |
| 385 | len += size; pos = begin + len; |
| 386 | flag = FALSE; |
| 387 | |
| 388 | buf = gdth_ioctl_alloc(hanum, GDTH_SCRATCH, FALSE, &paddr); |
| 389 | if (!buf) |
| 390 | goto stop_output; |
| 391 | for (i = 0; i < MAX_LDRIVES; ++i) { |
| 392 | if (!ha->hdr[i].is_logdrv) |
| 393 | continue; |
| 394 | drv_no = i; |
| 395 | j = k = 0; |
| 396 | is_mirr = FALSE; |
| 397 | do { |
| 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; |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 407 | if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) != S_OK) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 408 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 409 | pcdi->ld_dtype >>= 16; |
| 410 | j++; |
| 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"); |
| 417 | k++; j--; |
| 418 | } else { |
| 419 | strcpy(hrec, "ok"); |
| 420 | } |
| 421 | |
| 422 | if (drv_no == i) { |
| 423 | size = sprintf(buffer+len, |
| 424 | "\n Number: \t%-2d \tStatus: \t%s\n", |
| 425 | drv_no, hrec); |
| 426 | len += size; pos = begin + len; |
| 427 | flag = TRUE; |
| 428 | no_mdrv = pcdi->cd_ldcnt; |
| 429 | if (no_mdrv > 1 || pcdi->ld_slave != -1) { |
| 430 | is_mirr = TRUE; |
| 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"); |
| 438 | } else { |
| 439 | strcpy(hrec, "???"); |
| 440 | } |
| 441 | size = sprintf(buffer+len, |
| 442 | " Capacity [MB]:\t%-6d \tType: \t%s\n", |
| 443 | pcdi->ld_blkcnt/(1024*1024/pcdi->ld_blksize), |
| 444 | hrec); |
| 445 | len += size; pos = begin + len; |
| 446 | } else { |
| 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; |
| 451 | } |
| 452 | drv_no = pcdi->ld_slave; |
| 453 | if (pos < offset) { |
| 454 | len = 0; |
| 455 | begin = pos; |
| 456 | } |
| 457 | if (pos > offset + length) |
| 458 | goto stop_output; |
| 459 | } while (drv_no != -1); |
| 460 | |
| 461 | if (is_mirr) { |
| 462 | size = sprintf(buffer+len, |
| 463 | " Missing Drv.: \t%-2d \tInvalid Drv.: \t%d\n", |
| 464 | no_mdrv - j - k, k); |
| 465 | len += size; pos = begin + len; |
| 466 | } |
| 467 | |
| 468 | if (!ha->hdr[i].is_arraydrv) |
| 469 | strcpy(hrec, "--"); |
| 470 | else |
| 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; |
| 475 | if (pos < offset) { |
| 476 | len = 0; |
| 477 | begin = pos; |
| 478 | } |
| 479 | if (pos > offset + length) |
| 480 | goto stop_output; |
| 481 | } |
| 482 | gdth_ioctl_free(hanum, GDTH_SCRATCH, buf, paddr); |
| 483 | |
| 484 | if (!flag) { |
| 485 | size = sprintf(buffer+len, "\n --\n"); |
| 486 | len += size; pos = begin + len; |
| 487 | } |
| 488 | |
| 489 | /* 4. about array drives */ |
| 490 | size = sprintf(buffer+len,"\nArray Drives:"); |
| 491 | len += size; pos = begin + len; |
| 492 | flag = FALSE; |
| 493 | |
| 494 | buf = gdth_ioctl_alloc(hanum, GDTH_SCRATCH, FALSE, &paddr); |
| 495 | if (!buf) |
| 496 | goto stop_output; |
| 497 | for (i = 0; i < MAX_LDRIVES; ++i) { |
| 498 | if (!(ha->hdr[i].is_arraydrv && ha->hdr[i].is_master)) |
| 499 | continue; |
| 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; |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 509 | if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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"); |
| 520 | else |
| 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", |
| 528 | i,hrec); |
| 529 | len += size; pos = begin + len; |
| 530 | flag = TRUE; |
| 531 | |
| 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"); |
| 538 | else |
| 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), |
| 543 | hrec); |
| 544 | len += size; pos = begin + len; |
| 545 | if (pos < offset) { |
| 546 | len = 0; |
| 547 | begin = pos; |
| 548 | } |
| 549 | if (pos > offset + length) |
| 550 | goto stop_output; |
| 551 | } |
| 552 | } |
| 553 | gdth_ioctl_free(hanum, GDTH_SCRATCH, buf, paddr); |
| 554 | |
| 555 | if (!flag) { |
| 556 | size = sprintf(buffer+len, "\n --\n"); |
| 557 | len += size; pos = begin + len; |
| 558 | } |
| 559 | |
| 560 | /* 5. about host drives */ |
| 561 | size = sprintf(buffer+len,"\nHost Drives:"); |
| 562 | len += size; pos = begin + len; |
| 563 | flag = FALSE; |
| 564 | |
| 565 | buf = gdth_ioctl_alloc(hanum, sizeof(gdth_hget_str), FALSE, &paddr); |
| 566 | if (!buf) |
| 567 | goto stop_output; |
| 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)) |
| 571 | continue; |
| 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]); |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 583 | if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 584 | ha->hdr[i].ldr_no = i; |
| 585 | ha->hdr[i].rw_attribs = 0; |
| 586 | ha->hdr[i].start_sec = 0; |
| 587 | } else { |
| 588 | for (j = 0; j < phg->entries; ++j) { |
| 589 | k = phg->entry[j].host_drive; |
| 590 | if (k >= MAX_LDRIVES) |
| 591 | continue; |
| 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; |
| 595 | } |
| 596 | } |
| 597 | } |
| 598 | gdth_ioctl_free(hanum, sizeof(gdth_hget_str), buf, paddr); |
| 599 | |
| 600 | for (i = 0; i < MAX_HDRIVES; ++i) { |
| 601 | if (!(ha->hdr[i].present)) |
| 602 | continue; |
| 603 | |
| 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; |
| 608 | flag = TRUE; |
| 609 | |
| 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; |
| 614 | if (pos < offset) { |
| 615 | len = 0; |
| 616 | begin = pos; |
| 617 | } |
| 618 | if (pos > offset + length) |
| 619 | goto stop_output; |
| 620 | } |
| 621 | |
| 622 | if (!flag) { |
| 623 | size = sprintf(buffer+len, "\n --\n"); |
| 624 | len += size; pos = begin + len; |
| 625 | } |
| 626 | } |
| 627 | |
| 628 | /* controller events */ |
| 629 | size = sprintf(buffer+len,"\nController Events:\n"); |
| 630 | len += size; pos = begin + len; |
| 631 | |
| 632 | for (id = -1;;) { |
| 633 | id = gdth_read_event(ha, id, estr); |
| 634 | if (estr->event_source == 0) |
| 635 | break; |
| 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; |
| 645 | if (pos < offset) { |
| 646 | len = 0; |
| 647 | begin = pos; |
| 648 | } |
| 649 | if (pos > offset + length) |
| 650 | goto stop_output; |
| 651 | } |
| 652 | if (id == -1) |
| 653 | break; |
| 654 | } |
| 655 | |
| 656 | stop_output: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 657 | *start = buffer +(offset-begin); |
| 658 | len -= (offset-begin); |
| 659 | if (len > length) |
| 660 | len = length; |
| 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)); |
| 663 | rc = len; |
| 664 | |
| 665 | free_fail: |
| 666 | kfree(gdtcmd); |
| 667 | kfree(estr); |
| 668 | return rc; |
| 669 | } |
| 670 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 671 | static char *gdth_ioctl_alloc(int hanum, int size, int scratch, |
| 672 | ulong64 *paddr) |
| 673 | { |
| 674 | gdth_ha_str *ha; |
| 675 | ulong flags; |
| 676 | char *ret_val; |
| 677 | |
| 678 | if (size == 0) |
| 679 | return NULL; |
| 680 | |
| 681 | ha = HADATA(gdth_ctr_tab[hanum]); |
| 682 | spin_lock_irqsave(&ha->smp_lock, flags); |
| 683 | |
| 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) { |
| 689 | ret_val = NULL; |
| 690 | } else { |
| 691 | dma_addr_t dma_addr; |
| 692 | |
| 693 | ret_val = pci_alloc_consistent(ha->pdev, size, &dma_addr); |
| 694 | *paddr = dma_addr; |
| 695 | } |
| 696 | |
| 697 | spin_unlock_irqrestore(&ha->smp_lock, flags); |
| 698 | return ret_val; |
| 699 | } |
| 700 | |
| 701 | static void gdth_ioctl_free(int hanum, int size, char *buf, ulong64 paddr) |
| 702 | { |
| 703 | gdth_ha_str *ha; |
| 704 | ulong flags; |
| 705 | |
| 706 | ha = HADATA(gdth_ctr_tab[hanum]); |
| 707 | spin_lock_irqsave(&ha->smp_lock, flags); |
| 708 | |
| 709 | if (buf == ha->pscratch) { |
| 710 | ha->scratch_busy = FALSE; |
| 711 | } else { |
| 712 | pci_free_consistent(ha->pdev, size, buf, paddr); |
| 713 | } |
| 714 | |
| 715 | spin_unlock_irqrestore(&ha->smp_lock, flags); |
| 716 | } |
| 717 | |
| 718 | #ifdef GDTH_IOCTL_PROC |
| 719 | static int gdth_ioctl_check_bin(int hanum, ushort size) |
| 720 | { |
| 721 | gdth_ha_str *ha; |
| 722 | ulong flags; |
| 723 | int ret_val; |
| 724 | |
| 725 | ha = HADATA(gdth_ctr_tab[hanum]); |
| 726 | spin_lock_irqsave(&ha->smp_lock, flags); |
| 727 | |
| 728 | ret_val = FALSE; |
| 729 | if (ha->scratch_busy) { |
| 730 | if (((gdth_iord_str *)ha->pscratch)->size == (ulong32)size) |
| 731 | ret_val = TRUE; |
| 732 | } |
| 733 | spin_unlock_irqrestore(&ha->smp_lock, flags); |
| 734 | return ret_val; |
| 735 | } |
| 736 | #endif |
| 737 | |
| 738 | static void gdth_wait_completion(int hanum, int busnum, int id) |
| 739 | { |
| 740 | gdth_ha_str *ha; |
| 741 | ulong flags; |
| 742 | int i; |
| 743 | Scsi_Cmnd *scp; |
| 744 | unchar b, t; |
| 745 | |
| 746 | ha = HADATA(gdth_ctr_tab[hanum]); |
| 747 | spin_lock_irqsave(&ha->smp_lock, flags); |
| 748 | |
| 749 | for (i = 0; i < GDTH_MAXCMDS; ++i) { |
| 750 | scp = ha->cmd_tab[i].cmnd; |
| 751 | |
Christoph Hellwig | 52759e6 | 2007-10-02 22:59:53 +0200 | [diff] [blame^] | 752 | b = scp->device->channel; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 753 | t = scp->device->id; |
| 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) |
| 759 | barrier(); |
| 760 | spin_lock_irqsave(&ha->smp_lock, flags); |
| 761 | } |
| 762 | } |
| 763 | spin_unlock_irqrestore(&ha->smp_lock, flags); |
| 764 | } |
| 765 | |
| 766 | static void gdth_stop_timeout(int hanum, int busnum, int id) |
| 767 | { |
| 768 | gdth_ha_str *ha; |
| 769 | ulong flags; |
| 770 | Scsi_Cmnd *scp; |
| 771 | unchar b, t; |
| 772 | |
| 773 | ha = HADATA(gdth_ctr_tab[hanum]); |
| 774 | spin_lock_irqsave(&ha->smp_lock, flags); |
| 775 | |
| 776 | for (scp = ha->req_first; scp; scp = (Scsi_Cmnd *)scp->SCp.ptr) { |
Matthew Wilcox | 687d2bc | 2007-09-25 12:42:03 -0400 | [diff] [blame] | 777 | if (!IS_GDTH_INTERNAL_CMD(scp)) { |
Christoph Hellwig | 52759e6 | 2007-10-02 22:59:53 +0200 | [diff] [blame^] | 778 | b = scp->device->channel; |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 779 | t = scp->device->id; |
| 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); |
| 783 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 784 | } |
| 785 | } |
| 786 | spin_unlock_irqrestore(&ha->smp_lock, flags); |
| 787 | } |
| 788 | |
| 789 | static void gdth_start_timeout(int hanum, int busnum, int id) |
| 790 | { |
| 791 | gdth_ha_str *ha; |
| 792 | ulong flags; |
| 793 | Scsi_Cmnd *scp; |
| 794 | unchar b, t; |
| 795 | |
| 796 | ha = HADATA(gdth_ctr_tab[hanum]); |
| 797 | spin_lock_irqsave(&ha->smp_lock, flags); |
| 798 | |
| 799 | for (scp = ha->req_first; scp; scp = (Scsi_Cmnd *)scp->SCp.ptr) { |
Matthew Wilcox | 687d2bc | 2007-09-25 12:42:03 -0400 | [diff] [blame] | 800 | if (!IS_GDTH_INTERNAL_CMD(scp)) { |
Christoph Hellwig | 52759e6 | 2007-10-02 22:59:53 +0200 | [diff] [blame^] | 801 | b = scp->device->channel; |
Leubner, Achim | cbd5f69 | 2006-06-09 11:34:29 -0700 | [diff] [blame] | 802 | t = scp->device->id; |
| 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); |
| 806 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 807 | } |
| 808 | } |
| 809 | spin_unlock_irqrestore(&ha->smp_lock, flags); |
| 810 | } |
| 811 | |
| 812 | static int gdth_update_timeout(int hanum, Scsi_Cmnd *scp, int timeout) |
| 813 | { |
| 814 | int oldto; |
| 815 | |
| 816 | oldto = scp->timeout_per_command; |
| 817 | scp->timeout_per_command = timeout; |
| 818 | |
| 819 | if (timeout == 0) { |
| 820 | del_timer(&scp->eh_timeout); |
| 821 | scp->eh_timeout.data = (unsigned long) NULL; |
| 822 | scp->eh_timeout.expires = 0; |
| 823 | } else { |
| 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); |
| 829 | } |
| 830 | |
| 831 | return oldto; |
| 832 | } |