]>
Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * Adaptec AAC series RAID controller driver | |
fa195afe | 3 | * (c) Copyright 2001 Red Hat Inc. |
1da177e4 LT |
4 | * |
5 | * based on the old aacraid driver that is.. | |
6 | * Adaptec aacraid device driver for Linux. | |
7 | * | |
e8b12f0f | 8 | * Copyright (c) 2000-2010 Adaptec, Inc. |
f4babba0 RAR |
9 | * 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) |
10 | * 2016-2017 Microsemi Corp. (aacraid@microsemi.com) | |
1da177e4 LT |
11 | * |
12 | * This program is free software; you can redistribute it and/or modify | |
13 | * it under the terms of the GNU General Public License as published by | |
14 | * the Free Software Foundation; either version 2, or (at your option) | |
15 | * any later version. | |
16 | * | |
17 | * This program is distributed in the hope that it will be useful, | |
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | * GNU General Public License for more details. | |
21 | * | |
22 | * You should have received a copy of the GNU General Public License | |
23 | * along with this program; see the file COPYING. If not, write to | |
24 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
25 | * | |
f4babba0 RAR |
26 | * Module Name: |
27 | * aachba.c | |
28 | * | |
29 | * Abstract: Contains Interfaces to manage IOs. | |
30 | * | |
1da177e4 LT |
31 | */ |
32 | ||
33 | #include <linux/kernel.h> | |
34 | #include <linux/init.h> | |
35 | #include <linux/types.h> | |
1da177e4 LT |
36 | #include <linux/pci.h> |
37 | #include <linux/spinlock.h> | |
38 | #include <linux/slab.h> | |
39 | #include <linux/completion.h> | |
40 | #include <linux/blkdev.h> | |
7c0f6ba6 | 41 | #include <linux/uaccess.h> |
3a0086a8 | 42 | #include <linux/highmem.h> /* For flush_kernel_dcache_page */ |
acf3368f | 43 | #include <linux/module.h> |
1da177e4 LT |
44 | |
45 | #include <scsi/scsi.h> | |
46 | #include <scsi/scsi_cmnd.h> | |
47 | #include <scsi/scsi_device.h> | |
48 | #include <scsi/scsi_host.h> | |
49 | ||
50 | #include "aacraid.h" | |
51 | ||
52 | /* values for inqd_pdt: Peripheral device type in plain English */ | |
53 | #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ | |
54 | #define INQD_PDT_PROC 0x03 /* Processor device */ | |
55 | #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ | |
56 | #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ | |
57 | #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ | |
58 | #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ | |
59 | ||
60 | #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ | |
61 | #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ | |
62 | ||
1da177e4 LT |
63 | /* |
64 | * Sense codes | |
65 | */ | |
8ce3eca4 SM |
66 | |
67 | #define SENCODE_NO_SENSE 0x00 | |
68 | #define SENCODE_END_OF_DATA 0x00 | |
69 | #define SENCODE_BECOMING_READY 0x04 | |
70 | #define SENCODE_INIT_CMD_REQUIRED 0x04 | |
f956a669 | 71 | #define SENCODE_UNRECOVERED_READ_ERROR 0x11 |
8ce3eca4 SM |
72 | #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A |
73 | #define SENCODE_INVALID_COMMAND 0x20 | |
74 | #define SENCODE_LBA_OUT_OF_RANGE 0x21 | |
75 | #define SENCODE_INVALID_CDB_FIELD 0x24 | |
76 | #define SENCODE_LUN_NOT_SUPPORTED 0x25 | |
77 | #define SENCODE_INVALID_PARAM_FIELD 0x26 | |
78 | #define SENCODE_PARAM_NOT_SUPPORTED 0x26 | |
79 | #define SENCODE_PARAM_VALUE_INVALID 0x26 | |
80 | #define SENCODE_RESET_OCCURRED 0x29 | |
81 | #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E | |
82 | #define SENCODE_INQUIRY_DATA_CHANGED 0x3F | |
83 | #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 | |
84 | #define SENCODE_DIAGNOSTIC_FAILURE 0x40 | |
85 | #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 | |
86 | #define SENCODE_INVALID_MESSAGE_ERROR 0x49 | |
87 | #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c | |
88 | #define SENCODE_OVERLAPPED_COMMAND 0x4E | |
1da177e4 LT |
89 | |
90 | /* | |
91 | * Additional sense codes | |
92 | */ | |
8ce3eca4 SM |
93 | |
94 | #define ASENCODE_NO_SENSE 0x00 | |
95 | #define ASENCODE_END_OF_DATA 0x05 | |
96 | #define ASENCODE_BECOMING_READY 0x01 | |
97 | #define ASENCODE_INIT_CMD_REQUIRED 0x02 | |
98 | #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 | |
99 | #define ASENCODE_INVALID_COMMAND 0x00 | |
100 | #define ASENCODE_LBA_OUT_OF_RANGE 0x00 | |
101 | #define ASENCODE_INVALID_CDB_FIELD 0x00 | |
102 | #define ASENCODE_LUN_NOT_SUPPORTED 0x00 | |
103 | #define ASENCODE_INVALID_PARAM_FIELD 0x00 | |
104 | #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 | |
105 | #define ASENCODE_PARAM_VALUE_INVALID 0x02 | |
106 | #define ASENCODE_RESET_OCCURRED 0x00 | |
107 | #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 | |
108 | #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 | |
109 | #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 | |
110 | #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 | |
111 | #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 | |
112 | #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 | |
113 | #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 | |
114 | #define ASENCODE_OVERLAPPED_COMMAND 0x00 | |
1da177e4 | 115 | |
c4e2fbca RAR |
116 | #define AAC_STAT_GOOD (DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD) |
117 | ||
1da177e4 LT |
118 | #define BYTE0(x) (unsigned char)(x) |
119 | #define BYTE1(x) (unsigned char)((x) >> 8) | |
120 | #define BYTE2(x) (unsigned char)((x) >> 16) | |
121 | #define BYTE3(x) (unsigned char)((x) >> 24) | |
122 | ||
b836439f MR |
123 | /* MODE_SENSE data format */ |
124 | typedef struct { | |
125 | struct { | |
126 | u8 data_length; | |
127 | u8 med_type; | |
128 | u8 dev_par; | |
129 | u8 bd_length; | |
130 | } __attribute__((packed)) hd; | |
131 | struct { | |
132 | u8 dens_code; | |
133 | u8 block_count[3]; | |
134 | u8 reserved; | |
135 | u8 block_length[3]; | |
136 | } __attribute__((packed)) bd; | |
137 | u8 mpc_buf[3]; | |
138 | } __attribute__((packed)) aac_modep_data; | |
139 | ||
140 | /* MODE_SENSE_10 data format */ | |
141 | typedef struct { | |
142 | struct { | |
143 | u8 data_length[2]; | |
144 | u8 med_type; | |
145 | u8 dev_par; | |
146 | u8 rsrvd[2]; | |
147 | u8 bd_length[2]; | |
148 | } __attribute__((packed)) hd; | |
149 | struct { | |
150 | u8 dens_code; | |
151 | u8 block_count[3]; | |
152 | u8 reserved; | |
153 | u8 block_length[3]; | |
154 | } __attribute__((packed)) bd; | |
155 | u8 mpc_buf[3]; | |
156 | } __attribute__((packed)) aac_modep10_data; | |
157 | ||
1da177e4 LT |
158 | /*------------------------------------------------------------------------------ |
159 | * S T R U C T S / T Y P E D E F S | |
160 | *----------------------------------------------------------------------------*/ | |
161 | /* SCSI inquiry data */ | |
162 | struct inquiry_data { | |
8ce3eca4 SM |
163 | u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ |
164 | u8 inqd_dtq; /* RMB | Device Type Qualifier */ | |
1da177e4 LT |
165 | u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ |
166 | u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ | |
167 | u8 inqd_len; /* Additional length (n-4) */ | |
168 | u8 inqd_pad1[2];/* Reserved - must be zero */ | |
169 | u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ | |
170 | u8 inqd_vid[8]; /* Vendor ID */ | |
171 | u8 inqd_pid[16];/* Product ID */ | |
172 | u8 inqd_prl[4]; /* Product Revision Level */ | |
173 | }; | |
174 | ||
5d910649 | 175 | /* Added for VPD 0x83 */ |
999b3ffc RAR |
176 | struct tvpd_id_descriptor_type_1 { |
177 | u8 codeset:4; /* VPD_CODE_SET */ | |
178 | u8 reserved:4; | |
179 | u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ | |
180 | u8 reserved2:4; | |
181 | u8 reserved3; | |
182 | u8 identifierlength; | |
183 | u8 venid[8]; | |
184 | u8 productid[16]; | |
185 | u8 serialnumber[8]; /* SN in ASCII */ | |
5d910649 | 186 | |
999b3ffc RAR |
187 | }; |
188 | ||
189 | struct tvpd_id_descriptor_type_2 { | |
190 | u8 codeset:4; /* VPD_CODE_SET */ | |
191 | u8 reserved:4; | |
192 | u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ | |
193 | u8 reserved2:4; | |
194 | u8 reserved3; | |
195 | u8 identifierlength; | |
196 | struct teu64id { | |
5d910649 MR |
197 | u32 Serial; |
198 | /* The serial number supposed to be 40 bits, | |
199 | * bit we only support 32, so make the last byte zero. */ | |
999b3ffc RAR |
200 | u8 reserved; |
201 | u8 venid[3]; | |
202 | } eu64id; | |
5d910649 | 203 | |
999b3ffc | 204 | }; |
5d910649 | 205 | |
999b3ffc RAR |
206 | struct tvpd_id_descriptor_type_3 { |
207 | u8 codeset : 4; /* VPD_CODE_SET */ | |
208 | u8 reserved : 4; | |
209 | u8 identifiertype : 4; /* VPD_IDENTIFIER_TYPE */ | |
210 | u8 reserved2 : 4; | |
211 | u8 reserved3; | |
212 | u8 identifierlength; | |
213 | u8 Identifier[16]; | |
214 | }; | |
215 | ||
216 | struct tvpd_page83 { | |
5d910649 MR |
217 | u8 DeviceType:5; |
218 | u8 DeviceTypeQualifier:3; | |
219 | u8 PageCode; | |
999b3ffc | 220 | u8 reserved; |
5d910649 | 221 | u8 PageLength; |
999b3ffc RAR |
222 | struct tvpd_id_descriptor_type_1 type1; |
223 | struct tvpd_id_descriptor_type_2 type2; | |
224 | struct tvpd_id_descriptor_type_3 type3; | |
225 | }; | |
5d910649 | 226 | |
1da177e4 LT |
227 | /* |
228 | * M O D U L E G L O B A L S | |
229 | */ | |
8ce3eca4 | 230 | |
0b433447 MR |
231 | static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); |
232 | static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); | |
233 | static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); | |
234 | static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, | |
235 | struct aac_raw_io2 *rio2, int sg_max); | |
ab5d129f RAR |
236 | static long aac_build_sghba(struct scsi_cmnd *scsicmd, |
237 | struct aac_hba_cmd_req *hbacmd, | |
238 | int sg_max, u64 sg_address); | |
0b433447 MR |
239 | static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, |
240 | int pages, int nseg, int nseg_new); | |
1da177e4 | 241 | static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); |
ab5d129f | 242 | static int aac_send_hba_fib(struct scsi_cmnd *scsicmd); |
1da177e4 LT |
243 | #ifdef AAC_DETAILED_STATUS_INFO |
244 | static char *aac_get_status_string(u32 status); | |
245 | #endif | |
246 | ||
247 | /* | |
248 | * Non dasd selection is handled entirely in aachba now | |
8ce3eca4 SM |
249 | */ |
250 | ||
1da177e4 | 251 | static int nondasd = -1; |
d8e96507 | 252 | static int aac_cache = 2; /* WCE=0 to avoid performance problems */ |
1da177e4 | 253 | static int dacmode = -1; |
8ef22247 | 254 | int aac_msi; |
1208bab5 | 255 | int aac_commit = -1; |
404d9a90 MH |
256 | int startup_timeout = 180; |
257 | int aif_timeout = 120; | |
11604612 | 258 | int aac_sync_mode; /* Only Sync. transfer - disabled */ |
85d22bbf | 259 | int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ |
1da177e4 | 260 | |
11604612 MR |
261 | module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); |
262 | MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" | |
263 | " 0=off, 1=on"); | |
85d22bbf MR |
264 | module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); |
265 | MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" | |
266 | " 0=off, 1=on"); | |
9a72f976 | 267 | module_param(nondasd, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
268 | MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." |
269 | " 0=off, 1=on"); | |
95e852e1 | 270 | module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
271 | MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" |
272 | "\tbit 0 - Disable FUA in WRITE SCSI commands\n" | |
273 | "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" | |
d8e96507 | 274 | "\tbit 2 - Disable only if Battery is protecting Cache"); |
9a72f976 | 275 | module_param(dacmode, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
276 | MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." |
277 | " 0=off, 1=on"); | |
1208bab5 | 278 | module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
279 | MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" |
280 | " adapter for foreign arrays.\n" | |
281 | "This is typically needed in systems that do not have a BIOS." | |
282 | " 0=off, 1=on"); | |
283 | module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); | |
284 | MODULE_PARM_DESC(msi, "IRQ handling." | |
9022d375 | 285 | " 0=PIC(default), 1=MSI, 2=MSI-X)"); |
404d9a90 | 286 | module_param(startup_timeout, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
287 | MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" |
288 | " adapter to have it's kernel up and\n" | |
289 | "running. This is typically adjusted for large systems that do not" | |
290 | " have a BIOS."); | |
404d9a90 | 291 | module_param(aif_timeout, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
292 | MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" |
293 | " applications to pick up AIFs before\n" | |
294 | "deregistering them. This is typically adjusted for heavily burdened" | |
295 | " systems."); | |
1da177e4 | 296 | |
09624645 RAR |
297 | int aac_fib_dump; |
298 | module_param(aac_fib_dump, int, 0644); | |
299 | MODULE_PARM_DESC(aac_fib_dump, "Dump controller fibs prior to IOP_RESET 0=off, 1=on"); | |
300 | ||
7c00ffa3 MH |
301 | int numacb = -1; |
302 | module_param(numacb, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
303 | MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" |
304 | " blocks (FIB) allocated. Valid values are 512 and down. Default is" | |
305 | " to use suggestion from Firmware."); | |
7c00ffa3 MH |
306 | |
307 | int acbsize = -1; | |
308 | module_param(acbsize, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
309 | MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" |
310 | " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" | |
311 | " suggestion from Firmware."); | |
653ba58d | 312 | |
29c97684 SM |
313 | int update_interval = 30 * 60; |
314 | module_param(update_interval, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
315 | MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" |
316 | " updates issued to adapter."); | |
29c97684 | 317 | |
11da1b7c | 318 | int check_interval = 60; |
29c97684 | 319 | module_param(check_interval, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
320 | MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" |
321 | " checks."); | |
29c97684 | 322 | |
87f3bda3 AM |
323 | int aac_check_reset = 1; |
324 | module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); | |
95e7a8ef | 325 | MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" |
8ef22247 SM |
326 | " adapter. a value of -1 forces the reset to adapters programmed to" |
327 | " ignore it."); | |
29c97684 | 328 | |
e37ee4be | 329 | int expose_physicals = -1; |
653ba58d | 330 | module_param(expose_physicals, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
331 | MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." |
332 | " -1=protect 0=off, 1=on"); | |
03d44337 | 333 | |
8ef22247 | 334 | int aac_reset_devices; |
1208bab5 SM |
335 | module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); |
336 | MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); | |
03d44337 | 337 | |
d8e96507 LA |
338 | int aac_wwn = 1; |
339 | module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); | |
340 | MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" | |
341 | "\t0 - Disable\n" | |
342 | "\t1 - Array Meta Data Signature (default)\n" | |
343 | "\t2 - Adapter Serial Number"); | |
344 | ||
345 | ||
03d44337 MH |
346 | static inline int aac_valid_context(struct scsi_cmnd *scsicmd, |
347 | struct fib *fibptr) { | |
348 | struct scsi_device *device; | |
349 | ||
8ce3eca4 | 350 | if (unlikely(!scsicmd || !scsicmd->scsi_done)) { |
c835e372 | 351 | dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); |
8ce3eca4 | 352 | aac_fib_complete(fibptr); |
8ce3eca4 SM |
353 | return 0; |
354 | } | |
03d44337 MH |
355 | scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; |
356 | device = scsicmd->device; | |
3ffd6c5a | 357 | if (unlikely(!device)) { |
03d44337 MH |
358 | dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); |
359 | aac_fib_complete(fibptr); | |
03d44337 MH |
360 | return 0; |
361 | } | |
362 | return 1; | |
363 | } | |
364 | ||
1da177e4 LT |
365 | /** |
366 | * aac_get_config_status - check the adapter configuration | |
367 | * @common: adapter to query | |
368 | * | |
369 | * Query config status, and commit the configuration if needed. | |
370 | */ | |
8c867b25 | 371 | int aac_get_config_status(struct aac_dev *dev, int commit_flag) |
1da177e4 LT |
372 | { |
373 | int status = 0; | |
374 | struct fib * fibptr; | |
375 | ||
bfb35aa8 | 376 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
377 | return -ENOMEM; |
378 | ||
bfb35aa8 | 379 | aac_fib_init(fibptr); |
1da177e4 LT |
380 | { |
381 | struct aac_get_config_status *dinfo; | |
382 | dinfo = (struct aac_get_config_status *) fib_data(fibptr); | |
383 | ||
384 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
385 | dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); | |
386 | dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); | |
387 | } | |
388 | ||
bfb35aa8 | 389 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
390 | fibptr, |
391 | sizeof (struct aac_get_config_status), | |
392 | FsaNormal, | |
393 | 1, 1, | |
394 | NULL, NULL); | |
8ce3eca4 | 395 | if (status < 0) { |
1da177e4 LT |
396 | printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); |
397 | } else { | |
398 | struct aac_get_config_status_resp *reply | |
399 | = (struct aac_get_config_status_resp *) fib_data(fibptr); | |
400 | dprintk((KERN_WARNING | |
401 | "aac_get_config_status: response=%d status=%d action=%d\n", | |
402 | le32_to_cpu(reply->response), | |
403 | le32_to_cpu(reply->status), | |
404 | le32_to_cpu(reply->data.action))); | |
405 | if ((le32_to_cpu(reply->response) != ST_OK) || | |
406 | (le32_to_cpu(reply->status) != CT_OK) || | |
407 | (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { | |
408 | printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); | |
409 | status = -EINVAL; | |
410 | } | |
411 | } | |
cacb6dc3 PNRCEH |
412 | /* Do not set XferState to zero unless receives a response from F/W */ |
413 | if (status >= 0) | |
414 | aac_fib_complete(fibptr); | |
415 | ||
1da177e4 LT |
416 | /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ |
417 | if (status >= 0) { | |
1208bab5 | 418 | if ((aac_commit == 1) || commit_flag) { |
1da177e4 | 419 | struct aac_commit_config * dinfo; |
bfb35aa8 | 420 | aac_fib_init(fibptr); |
1da177e4 | 421 | dinfo = (struct aac_commit_config *) fib_data(fibptr); |
8ce3eca4 | 422 | |
1da177e4 LT |
423 | dinfo->command = cpu_to_le32(VM_ContainerConfig); |
424 | dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); | |
8ce3eca4 | 425 | |
bfb35aa8 | 426 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
427 | fibptr, |
428 | sizeof (struct aac_commit_config), | |
429 | FsaNormal, | |
430 | 1, 1, | |
431 | NULL, NULL); | |
cacb6dc3 PNRCEH |
432 | /* Do not set XferState to zero unless |
433 | * receives a response from F/W */ | |
434 | if (status >= 0) | |
435 | aac_fib_complete(fibptr); | |
1208bab5 | 436 | } else if (aac_commit == 0) { |
1da177e4 LT |
437 | printk(KERN_WARNING |
438 | "aac_get_config_status: Foreign device configurations are being ignored\n"); | |
439 | } | |
440 | } | |
cacb6dc3 PNRCEH |
441 | /* FIB should be freed only after getting the response from the F/W */ |
442 | if (status != -ERESTARTSYS) | |
443 | aac_fib_free(fibptr); | |
1da177e4 LT |
444 | return status; |
445 | } | |
446 | ||
e3cc268f RM |
447 | static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) |
448 | { | |
449 | char inq_data; | |
450 | scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); | |
451 | if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { | |
452 | inq_data &= 0xdf; | |
453 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); | |
454 | } | |
455 | } | |
456 | ||
1da177e4 LT |
457 | /** |
458 | * aac_get_containers - list containers | |
459 | * @common: adapter to probe | |
460 | * | |
461 | * Make a list of all containers on this controller | |
462 | */ | |
463 | int aac_get_containers(struct aac_dev *dev) | |
464 | { | |
465 | struct fsa_dev_info *fsa_dev_ptr; | |
8ce3eca4 | 466 | u32 index; |
1da177e4 LT |
467 | int status = 0; |
468 | struct fib * fibptr; | |
1da177e4 LT |
469 | struct aac_get_container_count *dinfo; |
470 | struct aac_get_container_count_resp *dresp; | |
471 | int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; | |
472 | ||
bfb35aa8 | 473 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
474 | return -ENOMEM; |
475 | ||
bfb35aa8 | 476 | aac_fib_init(fibptr); |
1da177e4 LT |
477 | dinfo = (struct aac_get_container_count *) fib_data(fibptr); |
478 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
479 | dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); | |
480 | ||
bfb35aa8 | 481 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
482 | fibptr, |
483 | sizeof (struct aac_get_container_count), | |
484 | FsaNormal, | |
485 | 1, 1, | |
486 | NULL, NULL); | |
487 | if (status >= 0) { | |
488 | dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); | |
489 | maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); | |
1c68856e | 490 | if (fibptr->dev->supplement_adapter_info.supported_options2 & |
a7129a54 MR |
491 | AAC_OPTION_SUPPORTED_240_VOLUMES) { |
492 | maximum_num_containers = | |
493 | le32_to_cpu(dresp->MaxSimpleVolumes); | |
494 | } | |
bfb35aa8 | 495 | aac_fib_complete(fibptr); |
1da177e4 | 496 | } |
cacb6dc3 PNRCEH |
497 | /* FIB should be freed only after getting the response from the F/W */ |
498 | if (status != -ERESTARTSYS) | |
499 | aac_fib_free(fibptr); | |
1da177e4 LT |
500 | |
501 | if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) | |
502 | maximum_num_containers = MAXIMUM_NUM_CONTAINERS; | |
3ffd6c5a RAR |
503 | if (dev->fsa_dev == NULL || |
504 | dev->maximum_num_containers != maximum_num_containers) { | |
505 | ||
506 | fsa_dev_ptr = dev->fsa_dev; | |
507 | ||
508 | dev->fsa_dev = kcalloc(maximum_num_containers, | |
509 | sizeof(*fsa_dev_ptr), GFP_KERNEL); | |
510 | ||
511 | kfree(fsa_dev_ptr); | |
512 | fsa_dev_ptr = NULL; | |
1da177e4 | 513 | |
1da177e4 | 514 | |
3ffd6c5a RAR |
515 | if (!dev->fsa_dev) |
516 | return -ENOMEM; | |
517 | ||
518 | dev->maximum_num_containers = maximum_num_containers; | |
519 | } | |
520 | for (index = 0; index < dev->maximum_num_containers; index++) { | |
521 | dev->fsa_dev[index].devname[0] = '\0'; | |
522 | dev->fsa_dev[index].valid = 0; | |
1da177e4 | 523 | |
fe76df42 | 524 | status = aac_probe_container(dev, index); |
1da177e4 | 525 | |
fe76df42 | 526 | if (status < 0) { |
1da177e4 LT |
527 | printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); |
528 | break; | |
529 | } | |
1da177e4 | 530 | } |
1da177e4 LT |
531 | return status; |
532 | } | |
533 | ||
1da177e4 LT |
534 | static void get_container_name_callback(void *context, struct fib * fibptr) |
535 | { | |
536 | struct aac_get_name_resp * get_name_reply; | |
537 | struct scsi_cmnd * scsicmd; | |
538 | ||
539 | scsicmd = (struct scsi_cmnd *) context; | |
540 | ||
03d44337 MH |
541 | if (!aac_valid_context(scsicmd, fibptr)) |
542 | return; | |
543 | ||
1da177e4 | 544 | dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); |
125e1874 | 545 | BUG_ON(fibptr == NULL); |
1da177e4 LT |
546 | |
547 | get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); | |
548 | /* Failure is irrelevant, using default value instead */ | |
549 | if ((le32_to_cpu(get_name_reply->status) == CT_OK) | |
550 | && (get_name_reply->data[0] != '\0')) { | |
3b2946cc | 551 | char *sp = get_name_reply->data; |
c8026732 RAR |
552 | int data_size = FIELD_SIZEOF(struct aac_get_name_resp, data); |
553 | ||
554 | sp[data_size - 1] = '\0'; | |
1da177e4 LT |
555 | while (*sp == ' ') |
556 | ++sp; | |
3b2946cc | 557 | if (*sp) { |
d4345028 | 558 | struct inquiry_data inq; |
3b2946cc MH |
559 | char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; |
560 | int count = sizeof(d); | |
561 | char *dp = d; | |
562 | do { | |
563 | *dp++ = (*sp) ? *sp++ : ' '; | |
564 | } while (--count > 0); | |
d4345028 FT |
565 | |
566 | scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); | |
567 | memcpy(inq.inqd_pid, d, sizeof(d)); | |
568 | scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); | |
3b2946cc | 569 | } |
1da177e4 | 570 | } |
3b2946cc | 571 | |
1da177e4 LT |
572 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
573 | ||
bfb35aa8 | 574 | aac_fib_complete(fibptr); |
8e0c5ebd | 575 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
576 | } |
577 | ||
578 | /** | |
579 | * aac_get_container_name - get container name, none blocking. | |
580 | */ | |
9e7c349c | 581 | static int aac_get_container_name(struct scsi_cmnd * scsicmd) |
1da177e4 LT |
582 | { |
583 | int status; | |
c8026732 | 584 | int data_size; |
1da177e4 LT |
585 | struct aac_get_name *dinfo; |
586 | struct fib * cmd_fibcontext; | |
587 | struct aac_dev * dev; | |
588 | ||
589 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
590 | ||
c8026732 RAR |
591 | data_size = FIELD_SIZEOF(struct aac_get_name_resp, data); |
592 | ||
6bf3b630 | 593 | cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); |
1da177e4 | 594 | |
bfb35aa8 | 595 | aac_fib_init(cmd_fibcontext); |
1da177e4 | 596 | dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); |
1ae948fa | 597 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
1da177e4 LT |
598 | |
599 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
600 | dinfo->type = cpu_to_le32(CT_READ_NAME); | |
9e7c349c | 601 | dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); |
c8026732 | 602 | dinfo->count = cpu_to_le32(data_size - 1); |
1da177e4 | 603 | |
bfb35aa8 | 604 | status = aac_fib_send(ContainerCommand, |
8ce3eca4 | 605 | cmd_fibcontext, |
fb5d40d4 | 606 | sizeof(struct aac_get_name_resp), |
8ce3eca4 SM |
607 | FsaNormal, |
608 | 0, 1, | |
609 | (fib_callback)get_container_name_callback, | |
1da177e4 | 610 | (void *) scsicmd); |
8ce3eca4 | 611 | |
1da177e4 LT |
612 | /* |
613 | * Check that the command queued to the controller | |
614 | */ | |
1ae948fa | 615 | if (status == -EINPROGRESS) |
1da177e4 | 616 | return 0; |
8ce3eca4 | 617 | |
bfb35aa8 MH |
618 | printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); |
619 | aac_fib_complete(cmd_fibcontext); | |
1da177e4 LT |
620 | return -1; |
621 | } | |
622 | ||
fe76df42 | 623 | static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) |
1da177e4 | 624 | { |
fe76df42 | 625 | struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; |
1da177e4 | 626 | |
1a655040 | 627 | if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) |
fe76df42 | 628 | return aac_scsi_cmd(scsicmd); |
1da177e4 | 629 | |
fe76df42 MH |
630 | scsicmd->result = DID_NO_CONNECT << 16; |
631 | scsicmd->scsi_done(scsicmd); | |
632 | return 0; | |
633 | } | |
634 | ||
1a655040 | 635 | static void _aac_probe_container2(void * context, struct fib * fibptr) |
fe76df42 | 636 | { |
03d44337 | 637 | struct fsa_dev_info *fsa_dev_ptr; |
fe76df42 | 638 | int (*callback)(struct scsi_cmnd *); |
03d44337 | 639 | struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; |
999b3ffc | 640 | int i; |
03d44337 | 641 | |
03d44337 | 642 | |
1a655040 SM |
643 | if (!aac_valid_context(scsicmd, fibptr)) |
644 | return; | |
fe76df42 MH |
645 | |
646 | scsicmd->SCp.Status = 0; | |
1a655040 | 647 | fsa_dev_ptr = fibptr->dev->fsa_dev; |
fe76df42 MH |
648 | if (fsa_dev_ptr) { |
649 | struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); | |
1c68856e RAR |
650 | __le32 sup_options2; |
651 | ||
fe76df42 | 652 | fsa_dev_ptr += scmd_id(scsicmd); |
1c68856e RAR |
653 | sup_options2 = |
654 | fibptr->dev->supplement_adapter_info.supported_options2; | |
fe76df42 MH |
655 | |
656 | if ((le32_to_cpu(dresp->status) == ST_OK) && | |
657 | (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && | |
658 | (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { | |
1c68856e | 659 | if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { |
b836439f MR |
660 | dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; |
661 | fsa_dev_ptr->block_size = 0x200; | |
662 | } else { | |
663 | fsa_dev_ptr->block_size = | |
664 | le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); | |
665 | } | |
999b3ffc RAR |
666 | for (i = 0; i < 16; i++) |
667 | fsa_dev_ptr->identifier[i] = | |
668 | dresp->mnt[0].fileinfo.bdevinfo | |
669 | .identifier[i]; | |
fe76df42 | 670 | fsa_dev_ptr->valid = 1; |
655d722c MS |
671 | /* sense_key holds the current state of the spin-up */ |
672 | if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) | |
673 | fsa_dev_ptr->sense_data.sense_key = NOT_READY; | |
674 | else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) | |
675 | fsa_dev_ptr->sense_data.sense_key = NO_SENSE; | |
fe76df42 MH |
676 | fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); |
677 | fsa_dev_ptr->size | |
678 | = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + | |
679 | (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); | |
680 | fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); | |
681 | } | |
682 | if ((fsa_dev_ptr->valid & 1) == 0) | |
683 | fsa_dev_ptr->valid = 0; | |
684 | scsicmd->SCp.Status = le32_to_cpu(dresp->count); | |
685 | } | |
686 | aac_fib_complete(fibptr); | |
687 | aac_fib_free(fibptr); | |
688 | callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); | |
689 | scsicmd->SCp.ptr = NULL; | |
1a655040 SM |
690 | (*callback)(scsicmd); |
691 | return; | |
fe76df42 MH |
692 | } |
693 | ||
1a655040 | 694 | static void _aac_probe_container1(void * context, struct fib * fibptr) |
fe76df42 MH |
695 | { |
696 | struct scsi_cmnd * scsicmd; | |
697 | struct aac_mount * dresp; | |
698 | struct aac_query_mount *dinfo; | |
699 | int status; | |
700 | ||
701 | dresp = (struct aac_mount *) fib_data(fibptr); | |
6c92f7db | 702 | if (!aac_supports_2T(fibptr->dev)) { |
b836439f | 703 | dresp->mnt[0].capacityhigh = 0; |
6c92f7db DC |
704 | if ((le32_to_cpu(dresp->status) == ST_OK) && |
705 | (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { | |
706 | _aac_probe_container2(context, fibptr); | |
707 | return; | |
708 | } | |
1a655040 | 709 | } |
fe76df42 | 710 | scsicmd = (struct scsi_cmnd *) context; |
1da177e4 | 711 | |
03d44337 | 712 | if (!aac_valid_context(scsicmd, fibptr)) |
1a655040 | 713 | return; |
03d44337 | 714 | |
bfb35aa8 | 715 | aac_fib_init(fibptr); |
1da177e4 LT |
716 | |
717 | dinfo = (struct aac_query_mount *)fib_data(fibptr); | |
718 | ||
1c68856e | 719 | if (fibptr->dev->supplement_adapter_info.supported_options2 & |
b836439f MR |
720 | AAC_OPTION_VARIABLE_BLOCK_SIZE) |
721 | dinfo->command = cpu_to_le32(VM_NameServeAllBlk); | |
722 | else | |
723 | dinfo->command = cpu_to_le32(VM_NameServe64); | |
724 | ||
fe76df42 | 725 | dinfo->count = cpu_to_le32(scmd_id(scsicmd)); |
1da177e4 | 726 | dinfo->type = cpu_to_le32(FT_FILESYS); |
1ae948fa | 727 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
1da177e4 | 728 | |
bfb35aa8 | 729 | status = aac_fib_send(ContainerCommand, |
fe76df42 MH |
730 | fibptr, |
731 | sizeof(struct aac_query_mount), | |
732 | FsaNormal, | |
733 | 0, 1, | |
1a655040 | 734 | _aac_probe_container2, |
fe76df42 MH |
735 | (void *) scsicmd); |
736 | /* | |
737 | * Check that the command queued to the controller | |
738 | */ | |
1ae948fa | 739 | if (status < 0 && status != -EINPROGRESS) { |
fe76df42 MH |
740 | /* Inherit results from VM_NameServe, if any */ |
741 | dresp->status = cpu_to_le32(ST_OK); | |
1a655040 | 742 | _aac_probe_container2(context, fibptr); |
1da177e4 | 743 | } |
fe76df42 | 744 | } |
1da177e4 | 745 | |
fe76df42 MH |
746 | static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) |
747 | { | |
748 | struct fib * fibptr; | |
749 | int status = -ENOMEM; | |
750 | ||
751 | if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { | |
752 | struct aac_query_mount *dinfo; | |
753 | ||
754 | aac_fib_init(fibptr); | |
755 | ||
756 | dinfo = (struct aac_query_mount *)fib_data(fibptr); | |
1da177e4 | 757 | |
1c68856e | 758 | if (fibptr->dev->supplement_adapter_info.supported_options2 & |
b836439f MR |
759 | AAC_OPTION_VARIABLE_BLOCK_SIZE) |
760 | dinfo->command = cpu_to_le32(VM_NameServeAllBlk); | |
761 | else | |
762 | dinfo->command = cpu_to_le32(VM_NameServe); | |
763 | ||
fe76df42 | 764 | dinfo->count = cpu_to_le32(scmd_id(scsicmd)); |
7a8cf29d | 765 | dinfo->type = cpu_to_le32(FT_FILESYS); |
fe76df42 | 766 | scsicmd->SCp.ptr = (char *)callback; |
1ae948fa | 767 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
7a8cf29d | 768 | |
fe76df42 MH |
769 | status = aac_fib_send(ContainerCommand, |
770 | fibptr, | |
771 | sizeof(struct aac_query_mount), | |
772 | FsaNormal, | |
773 | 0, 1, | |
1a655040 | 774 | _aac_probe_container1, |
fe76df42 MH |
775 | (void *) scsicmd); |
776 | /* | |
777 | * Check that the command queued to the controller | |
778 | */ | |
1ae948fa | 779 | if (status == -EINPROGRESS) |
fe76df42 | 780 | return 0; |
1ae948fa | 781 | |
fe76df42 MH |
782 | if (status < 0) { |
783 | scsicmd->SCp.ptr = NULL; | |
784 | aac_fib_complete(fibptr); | |
785 | aac_fib_free(fibptr); | |
786 | } | |
787 | } | |
788 | if (status < 0) { | |
789 | struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; | |
790 | if (fsa_dev_ptr) { | |
791 | fsa_dev_ptr += scmd_id(scsicmd); | |
792 | if ((fsa_dev_ptr->valid & 1) == 0) { | |
793 | fsa_dev_ptr->valid = 0; | |
794 | return (*callback)(scsicmd); | |
795 | } | |
796 | } | |
1da177e4 | 797 | } |
fe76df42 MH |
798 | return status; |
799 | } | |
1da177e4 | 800 | |
fe76df42 MH |
801 | /** |
802 | * aac_probe_container - query a logical volume | |
803 | * @dev: device to query | |
804 | * @cid: container identifier | |
805 | * | |
806 | * Queries the controller about the given volume. The volume information | |
807 | * is updated in the struct fsa_dev_info structure rather than returned. | |
808 | */ | |
809 | static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) | |
810 | { | |
811 | scsicmd->device = NULL; | |
812 | return 0; | |
813 | } | |
1da177e4 | 814 | |
fe76df42 MH |
815 | int aac_probe_container(struct aac_dev *dev, int cid) |
816 | { | |
817 | struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); | |
818 | struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); | |
819 | int status; | |
820 | ||
821 | if (!scsicmd || !scsidev) { | |
822 | kfree(scsicmd); | |
823 | kfree(scsidev); | |
824 | return -ENOMEM; | |
825 | } | |
826 | scsicmd->list.next = NULL; | |
1a655040 | 827 | scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; |
fe76df42 MH |
828 | |
829 | scsicmd->device = scsidev; | |
830 | scsidev->sdev_state = 0; | |
831 | scsidev->id = cid; | |
832 | scsidev->host = dev->scsi_host_ptr; | |
833 | ||
834 | if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) | |
835 | while (scsicmd->device == scsidev) | |
836 | schedule(); | |
802ae2f0 | 837 | kfree(scsidev); |
fe76df42 MH |
838 | status = scsicmd->SCp.Status; |
839 | kfree(scsicmd); | |
1da177e4 LT |
840 | return status; |
841 | } | |
842 | ||
843 | /* Local Structure to set SCSI inquiry data strings */ | |
844 | struct scsi_inq { | |
845 | char vid[8]; /* Vendor ID */ | |
846 | char pid[16]; /* Product ID */ | |
847 | char prl[4]; /* Product Revision Level */ | |
848 | }; | |
849 | ||
850 | /** | |
851 | * InqStrCopy - string merge | |
852 | * @a: string to copy from | |
853 | * @b: string to copy to | |
854 | * | |
8ce3eca4 | 855 | * Copy a String from one location to another |
1da177e4 LT |
856 | * without copying \0 |
857 | */ | |
858 | ||
859 | static void inqstrcpy(char *a, char *b) | |
860 | { | |
861 | ||
8ce3eca4 | 862 | while (*a != (char)0) |
1da177e4 LT |
863 | *b++ = *a++; |
864 | } | |
865 | ||
866 | static char *container_types[] = { | |
8ce3eca4 SM |
867 | "None", |
868 | "Volume", | |
869 | "Mirror", | |
870 | "Stripe", | |
871 | "RAID5", | |
872 | "SSRW", | |
873 | "SSRO", | |
874 | "Morph", | |
875 | "Legacy", | |
876 | "RAID4", | |
877 | "RAID10", | |
878 | "RAID00", | |
879 | "V-MIRRORS", | |
880 | "PSEUDO R4", | |
1da177e4 | 881 | "RAID50", |
84971738 MH |
882 | "RAID5D", |
883 | "RAID5D0", | |
884 | "RAID1E", | |
885 | "RAID6", | |
886 | "RAID60", | |
8ce3eca4 | 887 | "Unknown" |
1da177e4 LT |
888 | }; |
889 | ||
17eaacee SM |
890 | char * get_container_type(unsigned tindex) |
891 | { | |
892 | if (tindex >= ARRAY_SIZE(container_types)) | |
893 | tindex = ARRAY_SIZE(container_types) - 1; | |
894 | return container_types[tindex]; | |
895 | } | |
1da177e4 LT |
896 | |
897 | /* Function: setinqstr | |
898 | * | |
899 | * Arguments: [1] pointer to void [1] int | |
900 | * | |
901 | * Purpose: Sets SCSI inquiry data strings for vendor, product | |
25985edc LDM |
902 | * and revision level. Allows strings to be set in platform dependent |
903 | * files instead of in OS dependent driver source. | |
1da177e4 LT |
904 | */ |
905 | ||
794d0601 | 906 | static void setinqstr(struct aac_dev *dev, void *data, int tindex) |
1da177e4 LT |
907 | { |
908 | struct scsi_inq *str; | |
1c68856e | 909 | struct aac_supplement_adapter_info *sup_adap_info; |
1da177e4 | 910 | |
1c68856e | 911 | sup_adap_info = &dev->supplement_adapter_info; |
1da177e4 | 912 | str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ |
794d0601 MH |
913 | memset(str, ' ', sizeof(*str)); |
914 | ||
1c68856e RAR |
915 | if (sup_adap_info->adapter_type_text[0]) { |
916 | char *cp = sup_adap_info->adapter_type_text; | |
3bc8070f SM |
917 | int c; |
918 | if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) | |
919 | inqstrcpy("SMC", str->vid); | |
920 | else { | |
921 | c = sizeof(str->vid); | |
922 | while (*cp && *cp != ' ' && --c) | |
923 | ++cp; | |
924 | c = *cp; | |
925 | *cp = '\0'; | |
1c68856e | 926 | inqstrcpy(sup_adap_info->adapter_type_text, str->vid); |
3bc8070f SM |
927 | *cp = c; |
928 | while (*cp && *cp != ' ') | |
929 | ++cp; | |
930 | } | |
794d0601 MH |
931 | while (*cp == ' ') |
932 | ++cp; | |
933 | /* last six chars reserved for vol type */ | |
934 | c = 0; | |
935 | if (strlen(cp) > sizeof(str->pid)) { | |
936 | c = cp[sizeof(str->pid)]; | |
937 | cp[sizeof(str->pid)] = '\0'; | |
938 | } | |
939 | inqstrcpy (cp, str->pid); | |
940 | if (c) | |
941 | cp[sizeof(str->pid)] = c; | |
942 | } else { | |
943 | struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); | |
6391a113 TK |
944 | |
945 | inqstrcpy (mp->vname, str->vid); | |
794d0601 MH |
946 | /* last six chars reserved for vol type */ |
947 | inqstrcpy (mp->model, str->pid); | |
948 | } | |
1da177e4 | 949 | |
6391a113 | 950 | if (tindex < ARRAY_SIZE(container_types)){ |
1da177e4 LT |
951 | char *findit = str->pid; |
952 | ||
953 | for ( ; *findit != ' '; findit++); /* walk till we find a space */ | |
954 | /* RAID is superfluous in the context of a RAID device */ | |
955 | if (memcmp(findit-4, "RAID", 4) == 0) | |
956 | *(findit -= 4) = ' '; | |
794d0601 MH |
957 | if (((findit - str->pid) + strlen(container_types[tindex])) |
958 | < (sizeof(str->pid) + sizeof(str->prl))) | |
959 | inqstrcpy (container_types[tindex], findit + 1); | |
1da177e4 LT |
960 | } |
961 | inqstrcpy ("V1.0", str->prl); | |
962 | } | |
963 | ||
999b3ffc RAR |
964 | static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, |
965 | struct aac_dev *dev, struct scsi_cmnd *scsicmd) | |
966 | { | |
967 | int container; | |
968 | ||
969 | vpdpage83data->type3.codeset = 1; | |
970 | vpdpage83data->type3.identifiertype = 3; | |
971 | vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) | |
972 | - 4; | |
973 | ||
974 | for (container = 0; container < dev->maximum_num_containers; | |
975 | container++) { | |
976 | ||
977 | if (scmd_id(scsicmd) == container) { | |
978 | memcpy(vpdpage83data->type3.Identifier, | |
979 | dev->fsa_dev[container].identifier, | |
980 | 16); | |
981 | break; | |
982 | } | |
983 | } | |
984 | } | |
985 | ||
88e2f98e SM |
986 | static void get_container_serial_callback(void *context, struct fib * fibptr) |
987 | { | |
988 | struct aac_get_serial_resp * get_serial_reply; | |
989 | struct scsi_cmnd * scsicmd; | |
990 | ||
991 | BUG_ON(fibptr == NULL); | |
992 | ||
993 | scsicmd = (struct scsi_cmnd *) context; | |
994 | if (!aac_valid_context(scsicmd, fibptr)) | |
995 | return; | |
996 | ||
997 | get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); | |
998 | /* Failure is irrelevant, using default value instead */ | |
999 | if (le32_to_cpu(get_serial_reply->status) == CT_OK) { | |
5d910649 MR |
1000 | /*Check to see if it's for VPD 0x83 or 0x80 */ |
1001 | if (scsicmd->cmnd[2] == 0x83) { | |
1002 | /* vpd page 0x83 - Device Identification Page */ | |
999b3ffc | 1003 | struct aac_dev *dev; |
5d910649 | 1004 | int i; |
999b3ffc RAR |
1005 | struct tvpd_page83 vpdpage83data; |
1006 | ||
1007 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
5d910649 | 1008 | |
999b3ffc RAR |
1009 | memset(((u8 *)&vpdpage83data), 0, |
1010 | sizeof(vpdpage83data)); | |
5d910649 MR |
1011 | |
1012 | /* DIRECT_ACCESS_DEVIC */ | |
999b3ffc | 1013 | vpdpage83data.DeviceType = 0; |
5d910649 | 1014 | /* DEVICE_CONNECTED */ |
999b3ffc | 1015 | vpdpage83data.DeviceTypeQualifier = 0; |
5d910649 | 1016 | /* VPD_DEVICE_IDENTIFIERS */ |
999b3ffc RAR |
1017 | vpdpage83data.PageCode = 0x83; |
1018 | vpdpage83data.reserved = 0; | |
1019 | vpdpage83data.PageLength = | |
1020 | sizeof(vpdpage83data.type1) + | |
1021 | sizeof(vpdpage83data.type2); | |
1022 | ||
1023 | /* VPD 83 Type 3 is not supported for ARC */ | |
1024 | if (dev->sa_firmware) | |
1025 | vpdpage83data.PageLength += | |
1026 | sizeof(vpdpage83data.type3); | |
5d910649 MR |
1027 | |
1028 | /* T10 Vendor Identifier Field Format */ | |
999b3ffc RAR |
1029 | /* VpdcodesetAscii */ |
1030 | vpdpage83data.type1.codeset = 2; | |
5d910649 | 1031 | /* VpdIdentifierTypeVendorId */ |
999b3ffc RAR |
1032 | vpdpage83data.type1.identifiertype = 1; |
1033 | vpdpage83data.type1.identifierlength = | |
1034 | sizeof(vpdpage83data.type1) - 4; | |
5d910649 MR |
1035 | |
1036 | /* "ADAPTEC " for adaptec */ | |
999b3ffc | 1037 | memcpy(vpdpage83data.type1.venid, |
5d910649 | 1038 | "ADAPTEC ", |
999b3ffc RAR |
1039 | sizeof(vpdpage83data.type1.venid)); |
1040 | memcpy(vpdpage83data.type1.productid, | |
5d910649 MR |
1041 | "ARRAY ", |
1042 | sizeof( | |
999b3ffc | 1043 | vpdpage83data.type1.productid)); |
5d910649 MR |
1044 | |
1045 | /* Convert to ascii based serial number. | |
1046 | * The LSB is the the end. | |
1047 | */ | |
1048 | for (i = 0; i < 8; i++) { | |
1049 | u8 temp = | |
1050 | (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); | |
1051 | if (temp > 0x9) { | |
999b3ffc | 1052 | vpdpage83data.type1.serialnumber[i] = |
5d910649 MR |
1053 | 'A' + (temp - 0xA); |
1054 | } else { | |
999b3ffc | 1055 | vpdpage83data.type1.serialnumber[i] = |
5d910649 MR |
1056 | '0' + temp; |
1057 | } | |
1058 | } | |
1059 | ||
1060 | /* VpdCodeSetBinary */ | |
999b3ffc RAR |
1061 | vpdpage83data.type2.codeset = 1; |
1062 | /* VpdidentifiertypeEUI64 */ | |
1063 | vpdpage83data.type2.identifiertype = 2; | |
1064 | vpdpage83data.type2.identifierlength = | |
1065 | sizeof(vpdpage83data.type2) - 4; | |
5d910649 | 1066 | |
999b3ffc RAR |
1067 | vpdpage83data.type2.eu64id.venid[0] = 0xD0; |
1068 | vpdpage83data.type2.eu64id.venid[1] = 0; | |
1069 | vpdpage83data.type2.eu64id.venid[2] = 0; | |
5d910649 | 1070 | |
999b3ffc | 1071 | vpdpage83data.type2.eu64id.Serial = |
5d910649 | 1072 | get_serial_reply->uid; |
999b3ffc RAR |
1073 | vpdpage83data.type2.eu64id.reserved = 0; |
1074 | ||
1075 | /* | |
1076 | * VpdIdentifierTypeFCPHName | |
1077 | * VPD 0x83 Type 3 not supported for ARC | |
1078 | */ | |
1079 | if (dev->sa_firmware) { | |
1080 | build_vpd83_type3(&vpdpage83data, | |
1081 | dev, scsicmd); | |
1082 | } | |
5d910649 MR |
1083 | |
1084 | /* Move the inquiry data to the response buffer. */ | |
999b3ffc RAR |
1085 | scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, |
1086 | sizeof(vpdpage83data)); | |
5d910649 MR |
1087 | } else { |
1088 | /* It must be for VPD 0x80 */ | |
1089 | char sp[13]; | |
1090 | /* EVPD bit set */ | |
1091 | sp[0] = INQD_PDT_DA; | |
1092 | sp[1] = scsicmd->cmnd[2]; | |
1093 | sp[2] = 0; | |
1094 | sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", | |
1095 | le32_to_cpu(get_serial_reply->uid)); | |
1096 | scsi_sg_copy_from_buffer(scsicmd, sp, | |
1097 | sizeof(sp)); | |
1098 | } | |
88e2f98e SM |
1099 | } |
1100 | ||
1101 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1102 | ||
1103 | aac_fib_complete(fibptr); | |
88e2f98e SM |
1104 | scsicmd->scsi_done(scsicmd); |
1105 | } | |
1106 | ||
1107 | /** | |
1108 | * aac_get_container_serial - get container serial, none blocking. | |
1109 | */ | |
1110 | static int aac_get_container_serial(struct scsi_cmnd * scsicmd) | |
1111 | { | |
1112 | int status; | |
1113 | struct aac_get_serial *dinfo; | |
1114 | struct fib * cmd_fibcontext; | |
1115 | struct aac_dev * dev; | |
1116 | ||
1117 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
1118 | ||
6bf3b630 | 1119 | cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); |
88e2f98e SM |
1120 | |
1121 | aac_fib_init(cmd_fibcontext); | |
1122 | dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); | |
1123 | ||
1124 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
1125 | dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); | |
1126 | dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); | |
1ae948fa | 1127 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
88e2f98e SM |
1128 | |
1129 | status = aac_fib_send(ContainerCommand, | |
1130 | cmd_fibcontext, | |
fb5d40d4 | 1131 | sizeof(struct aac_get_serial_resp), |
88e2f98e SM |
1132 | FsaNormal, |
1133 | 0, 1, | |
1134 | (fib_callback) get_container_serial_callback, | |
1135 | (void *) scsicmd); | |
1136 | ||
1137 | /* | |
1138 | * Check that the command queued to the controller | |
1139 | */ | |
1ae948fa | 1140 | if (status == -EINPROGRESS) |
88e2f98e | 1141 | return 0; |
88e2f98e SM |
1142 | |
1143 | printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); | |
1144 | aac_fib_complete(cmd_fibcontext); | |
88e2f98e SM |
1145 | return -1; |
1146 | } | |
1147 | ||
1148 | /* Function: setinqserial | |
1149 | * | |
1150 | * Arguments: [1] pointer to void [1] int | |
1151 | * | |
1152 | * Purpose: Sets SCSI Unit Serial number. | |
1153 | * This is a fake. We should read a proper | |
1154 | * serial number from the container. <SuSE>But | |
1155 | * without docs it's quite hard to do it :-) | |
1156 | * So this will have to do in the meantime.</SuSE> | |
1157 | */ | |
1158 | ||
1159 | static int setinqserial(struct aac_dev *dev, void *data, int cid) | |
1160 | { | |
1161 | /* | |
1162 | * This breaks array migration. | |
1163 | */ | |
1164 | return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", | |
1165 | le32_to_cpu(dev->adapter_info.serial[0]), cid); | |
1166 | } | |
1167 | ||
8e31e607 SM |
1168 | static inline void set_sense(struct sense_data *sense_data, u8 sense_key, |
1169 | u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) | |
1da177e4 | 1170 | { |
8e31e607 SM |
1171 | u8 *sense_buf = (u8 *)sense_data; |
1172 | /* Sense data valid, err code 70h */ | |
1173 | sense_buf[0] = 0x70; /* No info field */ | |
1da177e4 LT |
1174 | sense_buf[1] = 0; /* Segment number, always zero */ |
1175 | ||
8e31e607 | 1176 | sense_buf[2] = sense_key; /* Sense key */ |
1da177e4 LT |
1177 | |
1178 | sense_buf[12] = sense_code; /* Additional sense code */ | |
1179 | sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ | |
8e31e607 | 1180 | |
1da177e4 | 1181 | if (sense_key == ILLEGAL_REQUEST) { |
8e31e607 | 1182 | sense_buf[7] = 10; /* Additional sense length */ |
1da177e4 | 1183 | |
8e31e607 | 1184 | sense_buf[15] = bit_pointer; |
1da177e4 | 1185 | /* Illegal parameter is in the parameter block */ |
1da177e4 | 1186 | if (sense_code == SENCODE_INVALID_CDB_FIELD) |
8e31e607 | 1187 | sense_buf[15] |= 0xc0;/* Std sense key specific field */ |
1da177e4 | 1188 | /* Illegal parameter is in the CDB block */ |
1da177e4 LT |
1189 | sense_buf[16] = field_pointer >> 8; /* MSB */ |
1190 | sense_buf[17] = field_pointer; /* LSB */ | |
8e31e607 SM |
1191 | } else |
1192 | sense_buf[7] = 6; /* Additional sense length */ | |
1da177e4 LT |
1193 | } |
1194 | ||
e8f32de5 MH |
1195 | static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) |
1196 | { | |
1197 | if (lba & 0xffffffff00000000LL) { | |
1198 | int cid = scmd_id(cmd); | |
1199 | dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); | |
1200 | cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
1201 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
1202 | set_sense(&dev->fsa_dev[cid].sense_data, |
1203 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
1204 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
e8f32de5 | 1205 | memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
1206 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
1207 | SCSI_SENSE_BUFFERSIZE)); | |
e8f32de5 MH |
1208 | cmd->scsi_done(cmd); |
1209 | return 1; | |
1210 | } | |
1211 | return 0; | |
1212 | } | |
1213 | ||
1214 | static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) | |
1215 | { | |
1216 | return 0; | |
1217 | } | |
1218 | ||
1219 | static void io_callback(void *context, struct fib * fibptr); | |
1220 | ||
1221 | static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
1222 | { | |
85d22bbf MR |
1223 | struct aac_dev *dev = fib->dev; |
1224 | u16 fibsize, command; | |
0b433447 | 1225 | long ret; |
85d22bbf | 1226 | |
e8f32de5 | 1227 | aac_fib_init(fib); |
d1ef4da8 RAR |
1228 | if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || |
1229 | dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && | |
1230 | !dev->sync_mode) { | |
85d22bbf MR |
1231 | struct aac_raw_io2 *readcmd2; |
1232 | readcmd2 = (struct aac_raw_io2 *) fib_data(fib); | |
1233 | memset(readcmd2, 0, sizeof(struct aac_raw_io2)); | |
1234 | readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); | |
1235 | readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
b836439f MR |
1236 | readcmd2->byteCount = cpu_to_le32(count * |
1237 | dev->fsa_dev[scmd_id(cmd)].block_size); | |
85d22bbf MR |
1238 | readcmd2->cid = cpu_to_le16(scmd_id(cmd)); |
1239 | readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); | |
0b433447 MR |
1240 | ret = aac_build_sgraw2(cmd, readcmd2, |
1241 | dev->scsi_host_ptr->sg_tablesize); | |
1242 | if (ret < 0) | |
1243 | return ret; | |
85d22bbf MR |
1244 | command = ContainerRawIo2; |
1245 | fibsize = sizeof(struct aac_raw_io2) + | |
1246 | ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); | |
1247 | } else { | |
1248 | struct aac_raw_io *readcmd; | |
1249 | readcmd = (struct aac_raw_io *) fib_data(fib); | |
1250 | readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); | |
1251 | readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
b836439f MR |
1252 | readcmd->count = cpu_to_le32(count * |
1253 | dev->fsa_dev[scmd_id(cmd)].block_size); | |
85d22bbf MR |
1254 | readcmd->cid = cpu_to_le16(scmd_id(cmd)); |
1255 | readcmd->flags = cpu_to_le16(RIO_TYPE_READ); | |
1256 | readcmd->bpTotal = 0; | |
1257 | readcmd->bpComplete = 0; | |
0b433447 MR |
1258 | ret = aac_build_sgraw(cmd, &readcmd->sg); |
1259 | if (ret < 0) | |
1260 | return ret; | |
85d22bbf MR |
1261 | command = ContainerRawIo; |
1262 | fibsize = sizeof(struct aac_raw_io) + | |
1263 | ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); | |
1264 | } | |
e8f32de5 | 1265 | |
e8f32de5 MH |
1266 | BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); |
1267 | /* | |
1268 | * Now send the Fib to the adapter | |
1269 | */ | |
85d22bbf | 1270 | return aac_fib_send(command, |
e8f32de5 MH |
1271 | fib, |
1272 | fibsize, | |
1273 | FsaNormal, | |
1274 | 0, 1, | |
1275 | (fib_callback) io_callback, | |
1276 | (void *) cmd); | |
1277 | } | |
1278 | ||
1279 | static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
1280 | { | |
1281 | u16 fibsize; | |
1282 | struct aac_read64 *readcmd; | |
0b433447 MR |
1283 | long ret; |
1284 | ||
e8f32de5 MH |
1285 | aac_fib_init(fib); |
1286 | readcmd = (struct aac_read64 *) fib_data(fib); | |
1287 | readcmd->command = cpu_to_le32(VM_CtHostRead64); | |
1288 | readcmd->cid = cpu_to_le16(scmd_id(cmd)); | |
1289 | readcmd->sector_count = cpu_to_le16(count); | |
1290 | readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); | |
1291 | readcmd->pad = 0; | |
1292 | readcmd->flags = 0; | |
1293 | ||
0b433447 MR |
1294 | ret = aac_build_sg64(cmd, &readcmd->sg); |
1295 | if (ret < 0) | |
1296 | return ret; | |
e8f32de5 MH |
1297 | fibsize = sizeof(struct aac_read64) + |
1298 | ((le32_to_cpu(readcmd->sg.count) - 1) * | |
1299 | sizeof (struct sgentry64)); | |
1300 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1301 | sizeof(struct aac_fibhdr))); | |
1302 | /* | |
1303 | * Now send the Fib to the adapter | |
1304 | */ | |
1305 | return aac_fib_send(ContainerCommand64, | |
1306 | fib, | |
1307 | fibsize, | |
1308 | FsaNormal, | |
1309 | 0, 1, | |
1310 | (fib_callback) io_callback, | |
1311 | (void *) cmd); | |
1312 | } | |
1313 | ||
1314 | static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
1315 | { | |
1316 | u16 fibsize; | |
1317 | struct aac_read *readcmd; | |
b836439f | 1318 | struct aac_dev *dev = fib->dev; |
0b433447 MR |
1319 | long ret; |
1320 | ||
e8f32de5 MH |
1321 | aac_fib_init(fib); |
1322 | readcmd = (struct aac_read *) fib_data(fib); | |
1323 | readcmd->command = cpu_to_le32(VM_CtBlockRead); | |
f3307f72 | 1324 | readcmd->cid = cpu_to_le32(scmd_id(cmd)); |
e8f32de5 | 1325 | readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); |
b836439f MR |
1326 | readcmd->count = cpu_to_le32(count * |
1327 | dev->fsa_dev[scmd_id(cmd)].block_size); | |
e8f32de5 | 1328 | |
0b433447 MR |
1329 | ret = aac_build_sg(cmd, &readcmd->sg); |
1330 | if (ret < 0) | |
1331 | return ret; | |
e8f32de5 MH |
1332 | fibsize = sizeof(struct aac_read) + |
1333 | ((le32_to_cpu(readcmd->sg.count) - 1) * | |
1334 | sizeof (struct sgentry)); | |
1335 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1336 | sizeof(struct aac_fibhdr))); | |
1337 | /* | |
1338 | * Now send the Fib to the adapter | |
1339 | */ | |
1340 | return aac_fib_send(ContainerCommand, | |
1341 | fib, | |
1342 | fibsize, | |
1343 | FsaNormal, | |
1344 | 0, 1, | |
1345 | (fib_callback) io_callback, | |
1346 | (void *) cmd); | |
1347 | } | |
1348 | ||
9d399cc7 | 1349 | static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 | 1350 | { |
85d22bbf MR |
1351 | struct aac_dev *dev = fib->dev; |
1352 | u16 fibsize, command; | |
0b433447 | 1353 | long ret; |
85d22bbf | 1354 | |
e8f32de5 | 1355 | aac_fib_init(fib); |
d1ef4da8 RAR |
1356 | if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || |
1357 | dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && | |
1358 | !dev->sync_mode) { | |
85d22bbf MR |
1359 | struct aac_raw_io2 *writecmd2; |
1360 | writecmd2 = (struct aac_raw_io2 *) fib_data(fib); | |
1361 | memset(writecmd2, 0, sizeof(struct aac_raw_io2)); | |
1362 | writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); | |
1363 | writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
b836439f MR |
1364 | writecmd2->byteCount = cpu_to_le32(count * |
1365 | dev->fsa_dev[scmd_id(cmd)].block_size); | |
85d22bbf MR |
1366 | writecmd2->cid = cpu_to_le16(scmd_id(cmd)); |
1367 | writecmd2->flags = (fua && ((aac_cache & 5) != 1) && | |
1368 | (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? | |
1369 | cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : | |
1370 | cpu_to_le16(RIO2_IO_TYPE_WRITE); | |
0b433447 MR |
1371 | ret = aac_build_sgraw2(cmd, writecmd2, |
1372 | dev->scsi_host_ptr->sg_tablesize); | |
1373 | if (ret < 0) | |
1374 | return ret; | |
85d22bbf MR |
1375 | command = ContainerRawIo2; |
1376 | fibsize = sizeof(struct aac_raw_io2) + | |
1377 | ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); | |
1378 | } else { | |
1379 | struct aac_raw_io *writecmd; | |
1380 | writecmd = (struct aac_raw_io *) fib_data(fib); | |
1381 | writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); | |
1382 | writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
b836439f MR |
1383 | writecmd->count = cpu_to_le32(count * |
1384 | dev->fsa_dev[scmd_id(cmd)].block_size); | |
85d22bbf MR |
1385 | writecmd->cid = cpu_to_le16(scmd_id(cmd)); |
1386 | writecmd->flags = (fua && ((aac_cache & 5) != 1) && | |
1387 | (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? | |
1388 | cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : | |
1389 | cpu_to_le16(RIO_TYPE_WRITE); | |
1390 | writecmd->bpTotal = 0; | |
1391 | writecmd->bpComplete = 0; | |
0b433447 MR |
1392 | ret = aac_build_sgraw(cmd, &writecmd->sg); |
1393 | if (ret < 0) | |
1394 | return ret; | |
85d22bbf MR |
1395 | command = ContainerRawIo; |
1396 | fibsize = sizeof(struct aac_raw_io) + | |
1397 | ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); | |
1398 | } | |
1399 | ||
e8f32de5 MH |
1400 | BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); |
1401 | /* | |
1402 | * Now send the Fib to the adapter | |
1403 | */ | |
85d22bbf | 1404 | return aac_fib_send(command, |
e8f32de5 MH |
1405 | fib, |
1406 | fibsize, | |
1407 | FsaNormal, | |
1408 | 0, 1, | |
1409 | (fib_callback) io_callback, | |
1410 | (void *) cmd); | |
1411 | } | |
1412 | ||
9d399cc7 | 1413 | static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
1414 | { |
1415 | u16 fibsize; | |
1416 | struct aac_write64 *writecmd; | |
0b433447 MR |
1417 | long ret; |
1418 | ||
e8f32de5 MH |
1419 | aac_fib_init(fib); |
1420 | writecmd = (struct aac_write64 *) fib_data(fib); | |
1421 | writecmd->command = cpu_to_le32(VM_CtHostWrite64); | |
1422 | writecmd->cid = cpu_to_le16(scmd_id(cmd)); | |
1423 | writecmd->sector_count = cpu_to_le16(count); | |
1424 | writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); | |
1425 | writecmd->pad = 0; | |
1426 | writecmd->flags = 0; | |
1427 | ||
0b433447 MR |
1428 | ret = aac_build_sg64(cmd, &writecmd->sg); |
1429 | if (ret < 0) | |
1430 | return ret; | |
e8f32de5 MH |
1431 | fibsize = sizeof(struct aac_write64) + |
1432 | ((le32_to_cpu(writecmd->sg.count) - 1) * | |
1433 | sizeof (struct sgentry64)); | |
1434 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1435 | sizeof(struct aac_fibhdr))); | |
1436 | /* | |
1437 | * Now send the Fib to the adapter | |
1438 | */ | |
1439 | return aac_fib_send(ContainerCommand64, | |
1440 | fib, | |
1441 | fibsize, | |
1442 | FsaNormal, | |
1443 | 0, 1, | |
1444 | (fib_callback) io_callback, | |
1445 | (void *) cmd); | |
1446 | } | |
1447 | ||
9d399cc7 | 1448 | static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
1449 | { |
1450 | u16 fibsize; | |
1451 | struct aac_write *writecmd; | |
b836439f | 1452 | struct aac_dev *dev = fib->dev; |
0b433447 MR |
1453 | long ret; |
1454 | ||
e8f32de5 MH |
1455 | aac_fib_init(fib); |
1456 | writecmd = (struct aac_write *) fib_data(fib); | |
1457 | writecmd->command = cpu_to_le32(VM_CtBlockWrite); | |
f3307f72 | 1458 | writecmd->cid = cpu_to_le32(scmd_id(cmd)); |
e8f32de5 | 1459 | writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); |
b836439f MR |
1460 | writecmd->count = cpu_to_le32(count * |
1461 | dev->fsa_dev[scmd_id(cmd)].block_size); | |
e8f32de5 MH |
1462 | writecmd->sg.count = cpu_to_le32(1); |
1463 | /* ->stable is not used - it did mean which type of write */ | |
1464 | ||
0b433447 MR |
1465 | ret = aac_build_sg(cmd, &writecmd->sg); |
1466 | if (ret < 0) | |
1467 | return ret; | |
e8f32de5 MH |
1468 | fibsize = sizeof(struct aac_write) + |
1469 | ((le32_to_cpu(writecmd->sg.count) - 1) * | |
1470 | sizeof (struct sgentry)); | |
1471 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1472 | sizeof(struct aac_fibhdr))); | |
1473 | /* | |
1474 | * Now send the Fib to the adapter | |
1475 | */ | |
1476 | return aac_fib_send(ContainerCommand, | |
1477 | fib, | |
1478 | fibsize, | |
1479 | FsaNormal, | |
1480 | 0, 1, | |
1481 | (fib_callback) io_callback, | |
1482 | (void *) cmd); | |
1483 | } | |
1484 | ||
1485 | static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) | |
1486 | { | |
1487 | struct aac_srb * srbcmd; | |
1488 | u32 flag; | |
1489 | u32 timeout; | |
1490 | ||
1491 | aac_fib_init(fib); | |
1492 | switch(cmd->sc_data_direction){ | |
1493 | case DMA_TO_DEVICE: | |
1494 | flag = SRB_DataOut; | |
1495 | break; | |
1496 | case DMA_BIDIRECTIONAL: | |
1497 | flag = SRB_DataIn | SRB_DataOut; | |
1498 | break; | |
1499 | case DMA_FROM_DEVICE: | |
1500 | flag = SRB_DataIn; | |
1501 | break; | |
1502 | case DMA_NONE: | |
1503 | default: /* shuts up some versions of gcc */ | |
1504 | flag = SRB_NoDataXfer; | |
1505 | break; | |
1506 | } | |
1507 | ||
1508 | srbcmd = (struct aac_srb*) fib_data(fib); | |
1509 | srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); | |
1510 | srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); | |
1511 | srbcmd->id = cpu_to_le32(scmd_id(cmd)); | |
1512 | srbcmd->lun = cpu_to_le32(cmd->device->lun); | |
1513 | srbcmd->flags = cpu_to_le32(flag); | |
242f9dcb | 1514 | timeout = cmd->request->timeout/HZ; |
e8f32de5 MH |
1515 | if (timeout == 0) |
1516 | timeout = 1; | |
1517 | srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds | |
1518 | srbcmd->retry_limit = 0; /* Obsolete parameter */ | |
1519 | srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); | |
1520 | return srbcmd; | |
1521 | } | |
1522 | ||
ab5d129f RAR |
1523 | static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, |
1524 | struct scsi_cmnd *cmd) | |
1525 | { | |
1526 | struct aac_hba_cmd_req *hbacmd; | |
1527 | struct aac_dev *dev; | |
1528 | int bus, target; | |
1529 | u64 address; | |
1530 | ||
1531 | dev = (struct aac_dev *)cmd->device->host->hostdata; | |
1532 | ||
1533 | hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; | |
1534 | memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ | |
1535 | /* iu_type is a parameter of aac_hba_send */ | |
1536 | switch (cmd->sc_data_direction) { | |
1537 | case DMA_TO_DEVICE: | |
1538 | hbacmd->byte1 = 2; | |
1539 | break; | |
1540 | case DMA_FROM_DEVICE: | |
1541 | case DMA_BIDIRECTIONAL: | |
1542 | hbacmd->byte1 = 1; | |
1543 | break; | |
1544 | case DMA_NONE: | |
1545 | default: | |
1546 | break; | |
1547 | } | |
1548 | hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); | |
1549 | ||
1550 | bus = aac_logical_to_phys(scmd_channel(cmd)); | |
1551 | target = scmd_id(cmd); | |
1552 | hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; | |
1553 | ||
1554 | /* we fill in reply_qid later in aac_src_deliver_message */ | |
1555 | /* we fill in iu_type, request_id later in aac_hba_send */ | |
1556 | /* we fill in emb_data_desc_count later in aac_build_sghba */ | |
1557 | ||
1558 | memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); | |
1559 | hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); | |
1560 | ||
1561 | address = (u64)fib->hw_error_pa; | |
1562 | hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); | |
1563 | hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); | |
1564 | hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); | |
1565 | ||
1566 | return hbacmd; | |
1567 | } | |
1568 | ||
e8f32de5 MH |
1569 | static void aac_srb_callback(void *context, struct fib * fibptr); |
1570 | ||
1571 | static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) | |
1572 | { | |
1573 | u16 fibsize; | |
1574 | struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); | |
0b433447 | 1575 | long ret; |
e8f32de5 | 1576 | |
0b433447 MR |
1577 | ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); |
1578 | if (ret < 0) | |
1579 | return ret; | |
727eead6 | 1580 | srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); |
e8f32de5 MH |
1581 | |
1582 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
1583 | memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); | |
1584 | /* | |
1585 | * Build Scatter/Gather list | |
1586 | */ | |
1587 | fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + | |
1588 | ((le32_to_cpu(srbcmd->sg.count) & 0xff) * | |
1589 | sizeof (struct sgentry64)); | |
1590 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1591 | sizeof(struct aac_fibhdr))); | |
1592 | ||
1593 | /* | |
1594 | * Now send the Fib to the adapter | |
1595 | */ | |
1596 | return aac_fib_send(ScsiPortCommand64, fib, | |
1597 | fibsize, FsaNormal, 0, 1, | |
1598 | (fib_callback) aac_srb_callback, | |
1599 | (void *) cmd); | |
1600 | } | |
1601 | ||
1602 | static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) | |
1603 | { | |
1604 | u16 fibsize; | |
1605 | struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); | |
0b433447 | 1606 | long ret; |
e8f32de5 | 1607 | |
0b433447 MR |
1608 | ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); |
1609 | if (ret < 0) | |
1610 | return ret; | |
727eead6 | 1611 | srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); |
e8f32de5 MH |
1612 | |
1613 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
1614 | memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); | |
1615 | /* | |
1616 | * Build Scatter/Gather list | |
1617 | */ | |
1618 | fibsize = sizeof (struct aac_srb) + | |
1619 | (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * | |
1620 | sizeof (struct sgentry)); | |
1621 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1622 | sizeof(struct aac_fibhdr))); | |
1623 | ||
1624 | /* | |
1625 | * Now send the Fib to the adapter | |
1626 | */ | |
1627 | return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, | |
1628 | (fib_callback) aac_srb_callback, (void *) cmd); | |
1629 | } | |
1630 | ||
94cf6ba1 SM |
1631 | static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) |
1632 | { | |
d8e96507 LA |
1633 | if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && |
1634 | (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) | |
94cf6ba1 SM |
1635 | return FAILED; |
1636 | return aac_scsi_32(fib, cmd); | |
1637 | } | |
1638 | ||
ab5d129f RAR |
1639 | static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) |
1640 | { | |
1641 | struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); | |
1642 | struct aac_dev *dev; | |
1643 | long ret; | |
1644 | ||
1645 | dev = (struct aac_dev *)cmd->device->host->hostdata; | |
1646 | ||
1647 | ret = aac_build_sghba(cmd, hbacmd, | |
1648 | dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); | |
1649 | if (ret < 0) | |
1650 | return ret; | |
1651 | ||
1652 | /* | |
1653 | * Now send the HBA command to the adapter | |
1654 | */ | |
1655 | fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * | |
1656 | sizeof(struct aac_hba_sgl); | |
1657 | ||
1658 | return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, | |
1659 | (fib_callback) aac_hba_callback, | |
1660 | (void *) cmd); | |
1661 | } | |
1662 | ||
71a91ca4 RAR |
1663 | int aac_issue_bmic_identify(struct aac_dev *dev, u32 bus, u32 target) |
1664 | { | |
1665 | struct fib *fibptr; | |
1666 | struct aac_srb *srbcmd; | |
1667 | struct sgmap64 *sg64; | |
1668 | struct aac_ciss_identify_pd *identify_resp; | |
1669 | dma_addr_t addr; | |
1670 | u32 vbus, vid; | |
1671 | u16 fibsize, datasize; | |
1672 | int rcode = -ENOMEM; | |
1673 | ||
ab5d129f | 1674 | |
71a91ca4 RAR |
1675 | fibptr = aac_fib_alloc(dev); |
1676 | if (!fibptr) | |
1677 | goto out; | |
1678 | ||
1679 | fibsize = sizeof(struct aac_srb) - | |
1680 | sizeof(struct sgentry) + sizeof(struct sgentry64); | |
1681 | datasize = sizeof(struct aac_ciss_identify_pd); | |
1682 | ||
f481973d MR |
1683 | identify_resp = dma_alloc_coherent(&dev->pdev->dev, datasize, &addr, |
1684 | GFP_KERNEL); | |
71a91ca4 RAR |
1685 | if (!identify_resp) |
1686 | goto fib_free_ptr; | |
1687 | ||
1c68856e RAR |
1688 | vbus = (u32)le16_to_cpu(dev->supplement_adapter_info.virt_device_bus); |
1689 | vid = (u32)le16_to_cpu(dev->supplement_adapter_info.virt_device_target); | |
71a91ca4 RAR |
1690 | |
1691 | aac_fib_init(fibptr); | |
1692 | ||
1693 | srbcmd = (struct aac_srb *) fib_data(fibptr); | |
1694 | srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); | |
1695 | srbcmd->channel = cpu_to_le32(vbus); | |
1696 | srbcmd->id = cpu_to_le32(vid); | |
1697 | srbcmd->lun = 0; | |
1698 | srbcmd->flags = cpu_to_le32(SRB_DataIn); | |
1699 | srbcmd->timeout = cpu_to_le32(10); | |
1700 | srbcmd->retry_limit = 0; | |
1701 | srbcmd->cdb_size = cpu_to_le32(12); | |
1702 | srbcmd->count = cpu_to_le32(datasize); | |
1703 | ||
1704 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
1705 | srbcmd->cdb[0] = 0x26; | |
1706 | srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); | |
1707 | srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; | |
1708 | ||
1709 | sg64 = (struct sgmap64 *)&srbcmd->sg; | |
1710 | sg64->count = cpu_to_le32(1); | |
1711 | sg64->sg[0].addr[1] = cpu_to_le32((u32)(((addr) >> 16) >> 16)); | |
1712 | sg64->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); | |
1713 | sg64->sg[0].count = cpu_to_le32(datasize); | |
1714 | ||
1715 | rcode = aac_fib_send(ScsiPortCommand64, | |
1716 | fibptr, fibsize, FsaNormal, 1, 1, NULL, NULL); | |
1717 | ||
1718 | if (identify_resp->current_queue_depth_limit <= 0 || | |
1719 | identify_resp->current_queue_depth_limit > 32) | |
1720 | dev->hba_map[bus][target].qd_limit = 32; | |
1721 | else | |
1722 | dev->hba_map[bus][target].qd_limit = | |
1723 | identify_resp->current_queue_depth_limit; | |
1724 | ||
f481973d | 1725 | dma_free_coherent(&dev->pdev->dev, datasize, identify_resp, addr); |
71a91ca4 RAR |
1726 | |
1727 | aac_fib_complete(fibptr); | |
1728 | ||
1729 | fib_free_ptr: | |
1730 | aac_fib_free(fibptr); | |
1731 | out: | |
1732 | return rcode; | |
1733 | } | |
1734 | ||
c83b11e3 RAR |
1735 | /** |
1736 | * aac_update hba_map()- update current hba map with data from FW | |
1737 | * @dev: aac_dev structure | |
1738 | * @phys_luns: FW information from report phys luns | |
1739 | * | |
1740 | * Update our hba map with the information gathered from the FW | |
1741 | */ | |
1742 | void aac_update_hba_map(struct aac_dev *dev, | |
6223a39f | 1743 | struct aac_ciss_phys_luns_resp *phys_luns, int rescan) |
c83b11e3 RAR |
1744 | { |
1745 | /* ok and extended reporting */ | |
1746 | u32 lun_count, nexus; | |
1747 | u32 i, bus, target; | |
1748 | u8 expose_flag, attribs; | |
1749 | u8 devtype; | |
1750 | ||
1751 | lun_count = ((phys_luns->list_length[0] << 24) | |
1752 | + (phys_luns->list_length[1] << 16) | |
1753 | + (phys_luns->list_length[2] << 8) | |
1754 | + (phys_luns->list_length[3])) / 24; | |
1755 | ||
1756 | for (i = 0; i < lun_count; ++i) { | |
1757 | ||
1758 | bus = phys_luns->lun[i].level2[1] & 0x3f; | |
1759 | target = phys_luns->lun[i].level2[0]; | |
1760 | expose_flag = phys_luns->lun[i].bus >> 6; | |
1761 | attribs = phys_luns->lun[i].node_ident[9]; | |
1762 | nexus = *((u32 *) &phys_luns->lun[i].node_ident[12]); | |
1763 | ||
1764 | if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) | |
1765 | continue; | |
1766 | ||
1767 | dev->hba_map[bus][target].expose = expose_flag; | |
1768 | ||
1769 | if (expose_flag != 0) { | |
1770 | devtype = AAC_DEVTYPE_RAID_MEMBER; | |
1771 | goto update_devtype; | |
1772 | } | |
1773 | ||
1774 | if (nexus != 0 && (attribs & 8)) { | |
1775 | devtype = AAC_DEVTYPE_NATIVE_RAW; | |
1776 | dev->hba_map[bus][target].rmw_nexus = | |
1777 | nexus; | |
1778 | } else | |
1779 | devtype = AAC_DEVTYPE_ARC_RAW; | |
1780 | ||
1781 | if (devtype != AAC_DEVTYPE_NATIVE_RAW) | |
1782 | goto update_devtype; | |
1783 | ||
71a91ca4 RAR |
1784 | if (aac_issue_bmic_identify(dev, bus, target) < 0) |
1785 | dev->hba_map[bus][target].qd_limit = 32; | |
1786 | ||
c83b11e3 | 1787 | update_devtype: |
6223a39f RAR |
1788 | if (rescan == AAC_INIT) |
1789 | dev->hba_map[bus][target].devtype = devtype; | |
1790 | else | |
1791 | dev->hba_map[bus][target].new_devtype = devtype; | |
c83b11e3 RAR |
1792 | } |
1793 | } | |
1794 | ||
1795 | /** | |
1796 | * aac_report_phys_luns() Process topology change | |
1797 | * @dev: aac_dev structure | |
1798 | * @fibptr: fib pointer | |
1799 | * | |
1800 | * Execute a CISS REPORT PHYS LUNS and process the results into | |
1801 | * the current hba_map. | |
1802 | */ | |
6223a39f | 1803 | int aac_report_phys_luns(struct aac_dev *dev, struct fib *fibptr, int rescan) |
c83b11e3 RAR |
1804 | { |
1805 | int fibsize, datasize; | |
1806 | struct aac_ciss_phys_luns_resp *phys_luns; | |
1807 | struct aac_srb *srbcmd; | |
1808 | struct sgmap64 *sg64; | |
1809 | dma_addr_t addr; | |
1810 | u32 vbus, vid; | |
76291469 | 1811 | int rcode = 0; |
c83b11e3 RAR |
1812 | |
1813 | /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ | |
1814 | fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) | |
1815 | + sizeof(struct sgentry64); | |
1816 | datasize = sizeof(struct aac_ciss_phys_luns_resp) | |
1817 | + (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); | |
1818 | ||
f481973d MR |
1819 | phys_luns = dma_alloc_coherent(&dev->pdev->dev, datasize, &addr, |
1820 | GFP_KERNEL); | |
c83b11e3 RAR |
1821 | if (phys_luns == NULL) { |
1822 | rcode = -ENOMEM; | |
1823 | goto err_out; | |
1824 | } | |
1825 | ||
1826 | vbus = (u32) le16_to_cpu( | |
1c68856e | 1827 | dev->supplement_adapter_info.virt_device_bus); |
c83b11e3 | 1828 | vid = (u32) le16_to_cpu( |
1c68856e | 1829 | dev->supplement_adapter_info.virt_device_target); |
c83b11e3 RAR |
1830 | |
1831 | aac_fib_init(fibptr); | |
1832 | ||
1833 | srbcmd = (struct aac_srb *) fib_data(fibptr); | |
1834 | srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); | |
1835 | srbcmd->channel = cpu_to_le32(vbus); | |
1836 | srbcmd->id = cpu_to_le32(vid); | |
1837 | srbcmd->lun = 0; | |
1838 | srbcmd->flags = cpu_to_le32(SRB_DataIn); | |
1839 | srbcmd->timeout = cpu_to_le32(10); | |
1840 | srbcmd->retry_limit = 0; | |
1841 | srbcmd->cdb_size = cpu_to_le32(12); | |
1842 | srbcmd->count = cpu_to_le32(datasize); | |
1843 | ||
1844 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
1845 | srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; | |
1846 | srbcmd->cdb[1] = 2; /* extended reporting */ | |
1847 | srbcmd->cdb[8] = (u8)(datasize >> 8); | |
1848 | srbcmd->cdb[9] = (u8)(datasize); | |
1849 | ||
1850 | sg64 = (struct sgmap64 *) &srbcmd->sg; | |
1851 | sg64->count = cpu_to_le32(1); | |
1852 | sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); | |
1853 | sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); | |
1854 | sg64->sg[0].count = cpu_to_le32(datasize); | |
1855 | ||
1856 | rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, | |
1857 | FsaNormal, 1, 1, NULL, NULL); | |
1858 | ||
1859 | /* analyse data */ | |
1860 | if (rcode >= 0 && phys_luns->resp_flag == 2) { | |
1861 | /* ok and extended reporting */ | |
6223a39f | 1862 | aac_update_hba_map(dev, phys_luns, rescan); |
c83b11e3 RAR |
1863 | } |
1864 | ||
f481973d | 1865 | dma_free_coherent(&dev->pdev->dev, datasize, phys_luns, addr); |
c83b11e3 RAR |
1866 | err_out: |
1867 | return rcode; | |
1868 | } | |
1869 | ||
1da177e4 LT |
1870 | int aac_get_adapter_info(struct aac_dev* dev) |
1871 | { | |
1872 | struct fib* fibptr; | |
1da177e4 | 1873 | int rcode; |
c83b11e3 | 1874 | u32 tmp, bus, target; |
84971738 MH |
1875 | struct aac_adapter_info *info; |
1876 | struct aac_bus_info *command; | |
1877 | struct aac_bus_info_response *bus_info; | |
7c00ffa3 | 1878 | |
bfb35aa8 | 1879 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
1880 | return -ENOMEM; |
1881 | ||
bfb35aa8 | 1882 | aac_fib_init(fibptr); |
7c00ffa3 MH |
1883 | info = (struct aac_adapter_info *) fib_data(fibptr); |
1884 | memset(info,0,sizeof(*info)); | |
1da177e4 | 1885 | |
bfb35aa8 | 1886 | rcode = aac_fib_send(RequestAdapterInfo, |
8ce3eca4 | 1887 | fibptr, |
7c00ffa3 | 1888 | sizeof(*info), |
8ce3eca4 | 1889 | FsaNormal, |
9203344c | 1890 | -1, 1, /* First `interrupt' command uses special wait */ |
8ce3eca4 | 1891 | NULL, |
7c00ffa3 MH |
1892 | NULL); |
1893 | ||
1894 | if (rcode < 0) { | |
cacb6dc3 PNRCEH |
1895 | /* FIB should be freed only after |
1896 | * getting the response from the F/W */ | |
1897 | if (rcode != -ERESTARTSYS) { | |
1898 | aac_fib_complete(fibptr); | |
1899 | aac_fib_free(fibptr); | |
1900 | } | |
7c00ffa3 MH |
1901 | return rcode; |
1902 | } | |
1903 | memcpy(&dev->adapter_info, info, sizeof(*info)); | |
1da177e4 | 1904 | |
1c68856e | 1905 | dev->supplement_adapter_info.virt_device_bus = 0xffff; |
7c00ffa3 | 1906 | if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { |
06a43d17 | 1907 | struct aac_supplement_adapter_info * sinfo; |
7c00ffa3 | 1908 | |
bfb35aa8 | 1909 | aac_fib_init(fibptr); |
7c00ffa3 | 1910 | |
06a43d17 | 1911 | sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); |
7c00ffa3 | 1912 | |
06a43d17 | 1913 | memset(sinfo,0,sizeof(*sinfo)); |
7c00ffa3 | 1914 | |
bfb35aa8 | 1915 | rcode = aac_fib_send(RequestSupplementAdapterInfo, |
7c00ffa3 | 1916 | fibptr, |
06a43d17 | 1917 | sizeof(*sinfo), |
7c00ffa3 MH |
1918 | FsaNormal, |
1919 | 1, 1, | |
1920 | NULL, | |
1921 | NULL); | |
1922 | ||
1923 | if (rcode >= 0) | |
06a43d17 | 1924 | memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); |
cacb6dc3 PNRCEH |
1925 | if (rcode == -ERESTARTSYS) { |
1926 | fibptr = aac_fib_alloc(dev); | |
1927 | if (!fibptr) | |
1928 | return -ENOMEM; | |
1929 | } | |
1930 | ||
7c00ffa3 | 1931 | } |
1da177e4 | 1932 | |
c83b11e3 RAR |
1933 | /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ |
1934 | for (bus = 0; bus < AAC_MAX_BUSES; bus++) { | |
71a91ca4 | 1935 | for (target = 0; target < AAC_MAX_TARGETS; target++) { |
c83b11e3 | 1936 | dev->hba_map[bus][target].devtype = 0; |
71a91ca4 RAR |
1937 | dev->hba_map[bus][target].qd_limit = 0; |
1938 | } | |
c83b11e3 | 1939 | } |
84971738 | 1940 | |
8ce3eca4 SM |
1941 | /* |
1942 | * GetBusInfo | |
84971738 MH |
1943 | */ |
1944 | ||
bfb35aa8 | 1945 | aac_fib_init(fibptr); |
84971738 MH |
1946 | |
1947 | bus_info = (struct aac_bus_info_response *) fib_data(fibptr); | |
1948 | ||
1949 | memset(bus_info, 0, sizeof(*bus_info)); | |
1950 | ||
1951 | command = (struct aac_bus_info *)bus_info; | |
1952 | ||
1953 | command->Command = cpu_to_le32(VM_Ioctl); | |
1954 | command->ObjType = cpu_to_le32(FT_DRIVE); | |
1955 | command->MethodId = cpu_to_le32(1); | |
1956 | command->CtlCmd = cpu_to_le32(GetBusInfo); | |
1957 | ||
bfb35aa8 | 1958 | rcode = aac_fib_send(ContainerCommand, |
84971738 MH |
1959 | fibptr, |
1960 | sizeof (*bus_info), | |
1961 | FsaNormal, | |
1962 | 1, 1, | |
1963 | NULL, NULL); | |
1964 | ||
94cf6ba1 SM |
1965 | /* reasoned default */ |
1966 | dev->maximum_num_physicals = 16; | |
84971738 MH |
1967 | if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { |
1968 | dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); | |
1969 | dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); | |
1970 | } | |
1971 | ||
c83b11e3 | 1972 | if (!dev->sync_mode && dev->sa_firmware && |
1c68856e | 1973 | dev->supplement_adapter_info.virt_device_bus != 0xffff) { |
c83b11e3 | 1974 | /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ |
6223a39f | 1975 | rcode = aac_report_phys_luns(dev, fibptr, AAC_INIT); |
c83b11e3 RAR |
1976 | } |
1977 | ||
8c867b25 | 1978 | if (!dev->in_reset) { |
24f02e1d | 1979 | char buffer[16]; |
8c867b25 MH |
1980 | tmp = le32_to_cpu(dev->adapter_info.kernelrev); |
1981 | printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", | |
8ce3eca4 | 1982 | dev->name, |
1da177e4 LT |
1983 | dev->id, |
1984 | tmp>>24, | |
1985 | (tmp>>16)&0xff, | |
1986 | tmp&0xff, | |
7c00ffa3 | 1987 | le32_to_cpu(dev->adapter_info.kernelbuild), |
1c68856e RAR |
1988 | (int)sizeof(dev->supplement_adapter_info.build_date), |
1989 | dev->supplement_adapter_info.build_date); | |
8c867b25 MH |
1990 | tmp = le32_to_cpu(dev->adapter_info.monitorrev); |
1991 | printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", | |
1da177e4 LT |
1992 | dev->name, dev->id, |
1993 | tmp>>24,(tmp>>16)&0xff,tmp&0xff, | |
1994 | le32_to_cpu(dev->adapter_info.monitorbuild)); | |
8c867b25 MH |
1995 | tmp = le32_to_cpu(dev->adapter_info.biosrev); |
1996 | printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", | |
1da177e4 LT |
1997 | dev->name, dev->id, |
1998 | tmp>>24,(tmp>>16)&0xff,tmp&0xff, | |
1999 | le32_to_cpu(dev->adapter_info.biosbuild)); | |
24f02e1d | 2000 | buffer[0] = '\0'; |
ee959b00 | 2001 | if (aac_get_serial_number( |
24f02e1d SM |
2002 | shost_to_class(dev->scsi_host_ptr), buffer)) |
2003 | printk(KERN_INFO "%s%d: serial %s", | |
2004 | dev->name, dev->id, buffer); | |
1c68856e | 2005 | if (dev->supplement_adapter_info.vpd_info.tsid[0]) { |
a45c863f SM |
2006 | printk(KERN_INFO "%s%d: TSID %.*s\n", |
2007 | dev->name, dev->id, | |
1c68856e RAR |
2008 | (int)sizeof(dev->supplement_adapter_info |
2009 | .vpd_info.tsid), | |
2010 | dev->supplement_adapter_info.vpd_info.tsid); | |
a45c863f | 2011 | } |
2f7ecc55 | 2012 | if (!aac_check_reset || ((aac_check_reset == 1) && |
1c68856e | 2013 | (dev->supplement_adapter_info.supported_options2 & |
a3940da5 | 2014 | AAC_OPTION_IGNORE_RESET))) { |
29c97684 SM |
2015 | printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", |
2016 | dev->name, dev->id); | |
2017 | } | |
8c867b25 | 2018 | } |
1da177e4 | 2019 | |
95e852e1 | 2020 | dev->cache_protected = 0; |
1c68856e | 2021 | dev->jbod = ((dev->supplement_adapter_info.feature_bits & |
cb1042f2 | 2022 | AAC_FEATURE_JBOD) != 0); |
1da177e4 LT |
2023 | dev->nondasd_support = 0; |
2024 | dev->raid_scsi_mode = 0; | |
95e852e1 | 2025 | if(dev->adapter_info.options & AAC_OPT_NONDASD) |
1da177e4 | 2026 | dev->nondasd_support = 1; |
1da177e4 LT |
2027 | |
2028 | /* | |
2029 | * If the firmware supports ROMB RAID/SCSI mode and we are currently | |
2030 | * in RAID/SCSI mode, set the flag. For now if in this mode we will | |
2031 | * force nondasd support on. If we decide to allow the non-dasd flag | |
2032 | * additional changes changes will have to be made to support | |
2033 | * RAID/SCSI. the function aac_scsi_cmd in this module will have to be | |
2034 | * changed to support the new dev->raid_scsi_mode flag instead of | |
2035 | * leaching off of the dev->nondasd_support flag. Also in linit.c the | |
2036 | * function aac_detect will have to be modified where it sets up the | |
2037 | * max number of channels based on the aac->nondasd_support flag only. | |
2038 | */ | |
2039 | if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && | |
2040 | (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { | |
2041 | dev->nondasd_support = 1; | |
2042 | dev->raid_scsi_mode = 1; | |
2043 | } | |
2044 | if (dev->raid_scsi_mode != 0) | |
2045 | printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", | |
2046 | dev->name, dev->id); | |
8ce3eca4 | 2047 | |
95e852e1 | 2048 | if (nondasd != -1) |
1da177e4 | 2049 | dev->nondasd_support = (nondasd!=0); |
2f7ecc55 | 2050 | if (dev->nondasd_support && !dev->in_reset) |
1da177e4 | 2051 | printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); |
1da177e4 | 2052 | |
e930438c | 2053 | if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) |
d8e96507 | 2054 | dev->needs_dac = 1; |
1da177e4 | 2055 | dev->dac_support = 0; |
d8e96507 LA |
2056 | if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && |
2057 | (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { | |
2f7ecc55 SM |
2058 | if (!dev->in_reset) |
2059 | printk(KERN_INFO "%s%d: 64bit support enabled.\n", | |
2060 | dev->name, dev->id); | |
1da177e4 LT |
2061 | dev->dac_support = 1; |
2062 | } | |
2063 | ||
2064 | if(dacmode != -1) { | |
2065 | dev->dac_support = (dacmode!=0); | |
2066 | } | |
d8e96507 LA |
2067 | |
2068 | /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ | |
2069 | if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks | |
2070 | & AAC_QUIRK_SCSI_32)) { | |
2071 | dev->nondasd_support = 0; | |
2072 | dev->jbod = 0; | |
2073 | expose_physicals = 0; | |
2074 | } | |
2075 | ||
8105d39d RAR |
2076 | if (dev->dac_support) { |
2077 | if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { | |
2f7ecc55 | 2078 | if (!dev->in_reset) |
8105d39d RAR |
2079 | dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); |
2080 | } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { | |
2081 | dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); | |
1da177e4 LT |
2082 | dev->dac_support = 0; |
2083 | } else { | |
8105d39d | 2084 | dev_info(&dev->pdev->dev, "No suitable DMA available\n"); |
1da177e4 LT |
2085 | rcode = -ENOMEM; |
2086 | } | |
2087 | } | |
8ce3eca4 | 2088 | /* |
e8f32de5 MH |
2089 | * Deal with configuring for the individualized limits of each packet |
2090 | * interface. | |
7c00ffa3 | 2091 | */ |
e8f32de5 | 2092 | dev->a_ops.adapter_scsi = (dev->dac_support) |
94cf6ba1 SM |
2093 | ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) |
2094 | ? aac_scsi_32_64 | |
2095 | : aac_scsi_64) | |
e8f32de5 MH |
2096 | : aac_scsi_32; |
2097 | if (dev->raw_io_interface) { | |
2098 | dev->a_ops.adapter_bounds = (dev->raw_io_64) | |
2099 | ? aac_bounds_64 | |
2100 | : aac_bounds_32; | |
2101 | dev->a_ops.adapter_read = aac_read_raw_io; | |
2102 | dev->a_ops.adapter_write = aac_write_raw_io; | |
2103 | } else { | |
2104 | dev->a_ops.adapter_bounds = aac_bounds_32; | |
0e68c003 | 2105 | dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - |
7c00ffa3 | 2106 | sizeof(struct aac_fibhdr) - |
63a70eea MH |
2107 | sizeof(struct aac_write) + sizeof(struct sgentry)) / |
2108 | sizeof(struct sgentry); | |
0e68c003 | 2109 | if (dev->dac_support) { |
e8f32de5 MH |
2110 | dev->a_ops.adapter_read = aac_read_block64; |
2111 | dev->a_ops.adapter_write = aac_write_block64; | |
8ce3eca4 SM |
2112 | /* |
2113 | * 38 scatter gather elements | |
0e68c003 MH |
2114 | */ |
2115 | dev->scsi_host_ptr->sg_tablesize = | |
2116 | (dev->max_fib_size - | |
2117 | sizeof(struct aac_fibhdr) - | |
2118 | sizeof(struct aac_write64) + | |
63a70eea MH |
2119 | sizeof(struct sgentry64)) / |
2120 | sizeof(struct sgentry64); | |
e8f32de5 MH |
2121 | } else { |
2122 | dev->a_ops.adapter_read = aac_read_block; | |
2123 | dev->a_ops.adapter_write = aac_write_block; | |
0e68c003 MH |
2124 | } |
2125 | dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; | |
e8b12f0f | 2126 | if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { |
0e68c003 MH |
2127 | /* |
2128 | * Worst case size that could cause sg overflow when | |
2129 | * we break up SG elements that are larger than 64KB. | |
2130 | * Would be nice if we could tell the SCSI layer what | |
2131 | * the maximum SG element size can be. Worst case is | |
2132 | * (sg_tablesize-1) 4KB elements with one 64KB | |
2133 | * element. | |
2134 | * 32bit -> 468 or 238KB 64bit -> 424 or 212KB | |
2135 | */ | |
2136 | dev->scsi_host_ptr->max_sectors = | |
2137 | (dev->scsi_host_ptr->sg_tablesize * 8) + 112; | |
2138 | } | |
7c00ffa3 | 2139 | } |
ab5d129f RAR |
2140 | if (!dev->sync_mode && dev->sa_firmware && |
2141 | dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) | |
2142 | dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = | |
2143 | HBA_MAX_SG_SEPARATE; | |
2144 | ||
cacb6dc3 PNRCEH |
2145 | /* FIB should be freed only after getting the response from the F/W */ |
2146 | if (rcode != -ERESTARTSYS) { | |
2147 | aac_fib_complete(fibptr); | |
2148 | aac_fib_free(fibptr); | |
2149 | } | |
1da177e4 LT |
2150 | |
2151 | return rcode; | |
2152 | } | |
2153 | ||
2154 | ||
e53cb35a | 2155 | static void io_callback(void *context, struct fib * fibptr) |
1da177e4 LT |
2156 | { |
2157 | struct aac_dev *dev; | |
2158 | struct aac_read_reply *readreply; | |
2159 | struct scsi_cmnd *scsicmd; | |
1da177e4 LT |
2160 | u32 cid; |
2161 | ||
2162 | scsicmd = (struct scsi_cmnd *) context; | |
2163 | ||
03d44337 MH |
2164 | if (!aac_valid_context(scsicmd, fibptr)) |
2165 | return; | |
2166 | ||
1a655040 | 2167 | dev = fibptr->dev; |
e5718774 | 2168 | cid = scmd_id(scsicmd); |
1da177e4 | 2169 | |
7a8cf29d MH |
2170 | if (nblank(dprintk(x))) { |
2171 | u64 lba; | |
2172 | switch (scsicmd->cmnd[0]) { | |
2173 | case WRITE_6: | |
2174 | case READ_6: | |
2175 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | | |
2176 | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
2177 | break; | |
2178 | case WRITE_16: | |
2179 | case READ_16: | |
2180 | lba = ((u64)scsicmd->cmnd[2] << 56) | | |
2181 | ((u64)scsicmd->cmnd[3] << 48) | | |
2182 | ((u64)scsicmd->cmnd[4] << 40) | | |
2183 | ((u64)scsicmd->cmnd[5] << 32) | | |
2184 | ((u64)scsicmd->cmnd[6] << 24) | | |
2185 | (scsicmd->cmnd[7] << 16) | | |
2186 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
2187 | break; | |
2188 | case WRITE_12: | |
2189 | case READ_12: | |
2190 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
2191 | (scsicmd->cmnd[3] << 16) | | |
2192 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
2193 | break; | |
2194 | default: | |
2195 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
2196 | (scsicmd->cmnd[3] << 16) | | |
2197 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
2198 | break; | |
2199 | } | |
2200 | printk(KERN_DEBUG | |
2201 | "io_callback[cpu %d]: lba = %llu, t = %ld.\n", | |
2202 | smp_processor_id(), (unsigned long long)lba, jiffies); | |
2203 | } | |
1da177e4 | 2204 | |
125e1874 | 2205 | BUG_ON(fibptr == NULL); |
727eead6 FT |
2206 | |
2207 | scsi_dma_unmap(scsicmd); | |
2208 | ||
1da177e4 | 2209 | readreply = (struct aac_read_reply *)fib_data(fibptr); |
655d722c MS |
2210 | switch (le32_to_cpu(readreply->status)) { |
2211 | case ST_OK: | |
2212 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
2213 | SAM_STAT_GOOD; | |
2214 | dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; | |
2215 | break; | |
2216 | case ST_NOT_READY: | |
2217 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
2218 | SAM_STAT_CHECK_CONDITION; | |
2219 | set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, | |
2220 | SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); | |
2221 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
2222 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), | |
2223 | SCSI_SENSE_BUFFERSIZE)); | |
f956a669 RAR |
2224 | break; |
2225 | case ST_MEDERR: | |
2226 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
2227 | SAM_STAT_CHECK_CONDITION; | |
2228 | set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, | |
2229 | SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); | |
2230 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
2231 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), | |
2232 | SCSI_SENSE_BUFFERSIZE)); | |
655d722c MS |
2233 | break; |
2234 | default: | |
7c00ffa3 | 2235 | #ifdef AAC_DETAILED_STATUS_INFO |
e53cb35a | 2236 | printk(KERN_WARNING "io_callback: io failed, status = %d\n", |
7c00ffa3 MH |
2237 | le32_to_cpu(readreply->status)); |
2238 | #endif | |
655d722c MS |
2239 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | |
2240 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
2241 | set_sense(&dev->fsa_dev[cid].sense_data, |
2242 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
2243 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
1da177e4 | 2244 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
2245 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
2246 | SCSI_SENSE_BUFFERSIZE)); | |
655d722c | 2247 | break; |
1da177e4 | 2248 | } |
bfb35aa8 | 2249 | aac_fib_complete(fibptr); |
1da177e4 | 2250 | |
8e0c5ebd | 2251 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
2252 | } |
2253 | ||
9e7c349c | 2254 | static int aac_read(struct scsi_cmnd * scsicmd) |
1da177e4 | 2255 | { |
7a8cf29d | 2256 | u64 lba; |
1da177e4 LT |
2257 | u32 count; |
2258 | int status; | |
1da177e4 LT |
2259 | struct aac_dev *dev; |
2260 | struct fib * cmd_fibcontext; | |
da3cc679 | 2261 | int cid; |
1da177e4 LT |
2262 | |
2263 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
2264 | /* | |
2265 | * Get block address and transfer length | |
2266 | */ | |
7a8cf29d MH |
2267 | switch (scsicmd->cmnd[0]) { |
2268 | case READ_6: | |
9e7c349c | 2269 | dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); |
1da177e4 | 2270 | |
8ce3eca4 | 2271 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | |
7a8cf29d | 2272 | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; |
1da177e4 LT |
2273 | count = scsicmd->cmnd[4]; |
2274 | ||
2275 | if (count == 0) | |
2276 | count = 256; | |
7a8cf29d MH |
2277 | break; |
2278 | case READ_16: | |
9e7c349c | 2279 | dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 2280 | |
8ce3eca4 SM |
2281 | lba = ((u64)scsicmd->cmnd[2] << 56) | |
2282 | ((u64)scsicmd->cmnd[3] << 48) | | |
7a8cf29d MH |
2283 | ((u64)scsicmd->cmnd[4] << 40) | |
2284 | ((u64)scsicmd->cmnd[5] << 32) | | |
8ce3eca4 | 2285 | ((u64)scsicmd->cmnd[6] << 24) | |
7a8cf29d MH |
2286 | (scsicmd->cmnd[7] << 16) | |
2287 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
8ce3eca4 | 2288 | count = (scsicmd->cmnd[10] << 24) | |
7a8cf29d MH |
2289 | (scsicmd->cmnd[11] << 16) | |
2290 | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; | |
2291 | break; | |
2292 | case READ_12: | |
9e7c349c | 2293 | dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 2294 | |
8ce3eca4 | 2295 | lba = ((u64)scsicmd->cmnd[2] << 24) | |
7a8cf29d | 2296 | (scsicmd->cmnd[3] << 16) | |
8ce3eca4 SM |
2297 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
2298 | count = (scsicmd->cmnd[6] << 24) | | |
7a8cf29d | 2299 | (scsicmd->cmnd[7] << 16) | |
8ce3eca4 | 2300 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; |
7a8cf29d MH |
2301 | break; |
2302 | default: | |
9e7c349c | 2303 | dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); |
1da177e4 | 2304 | |
8ce3eca4 SM |
2305 | lba = ((u64)scsicmd->cmnd[2] << 24) | |
2306 | (scsicmd->cmnd[3] << 16) | | |
7a8cf29d | 2307 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1da177e4 | 2308 | count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; |
7a8cf29d | 2309 | break; |
1da177e4 | 2310 | } |
da3cc679 RM |
2311 | |
2312 | if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { | |
2313 | cid = scmd_id(scsicmd); | |
2314 | dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); | |
2315 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
2316 | SAM_STAT_CHECK_CONDITION; | |
2317 | set_sense(&dev->fsa_dev[cid].sense_data, | |
2318 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
2319 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
2320 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
2321 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), | |
2322 | SCSI_SENSE_BUFFERSIZE)); | |
2323 | scsicmd->scsi_done(scsicmd); | |
2324 | return 1; | |
2325 | } | |
2326 | ||
7a8cf29d | 2327 | dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", |
7c00ffa3 | 2328 | smp_processor_id(), (unsigned long long)lba, jiffies)); |
e8f32de5 | 2329 | if (aac_adapter_bounds(dev,scsicmd,lba)) |
7a8cf29d | 2330 | return 0; |
1da177e4 LT |
2331 | /* |
2332 | * Alocate and initialize a Fib | |
2333 | */ | |
6bf3b630 | 2334 | cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); |
1ae948fa | 2335 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
e8f32de5 | 2336 | status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); |
1da177e4 LT |
2337 | |
2338 | /* | |
2339 | * Check that the command queued to the controller | |
2340 | */ | |
1ae948fa | 2341 | if (status == -EINPROGRESS) |
1da177e4 | 2342 | return 0; |
8ce3eca4 | 2343 | |
bfb35aa8 | 2344 | printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); |
1da177e4 LT |
2345 | /* |
2346 | * For some reason, the Fib didn't queue, return QUEUE_FULL | |
2347 | */ | |
2348 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; | |
8e0c5ebd | 2349 | scsicmd->scsi_done(scsicmd); |
bfb35aa8 MH |
2350 | aac_fib_complete(cmd_fibcontext); |
2351 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
2352 | return 0; |
2353 | } | |
2354 | ||
9e7c349c | 2355 | static int aac_write(struct scsi_cmnd * scsicmd) |
1da177e4 | 2356 | { |
7a8cf29d | 2357 | u64 lba; |
1da177e4 | 2358 | u32 count; |
9d399cc7 | 2359 | int fua; |
1da177e4 | 2360 | int status; |
1da177e4 LT |
2361 | struct aac_dev *dev; |
2362 | struct fib * cmd_fibcontext; | |
da3cc679 | 2363 | int cid; |
1da177e4 LT |
2364 | |
2365 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
2366 | /* | |
2367 | * Get block address and transfer length | |
2368 | */ | |
2369 | if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ | |
2370 | { | |
2371 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
2372 | count = scsicmd->cmnd[4]; | |
2373 | if (count == 0) | |
2374 | count = 256; | |
9d399cc7 | 2375 | fua = 0; |
7a8cf29d | 2376 | } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ |
9e7c349c | 2377 | dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 2378 | |
8ce3eca4 | 2379 | lba = ((u64)scsicmd->cmnd[2] << 56) | |
7a8cf29d MH |
2380 | ((u64)scsicmd->cmnd[3] << 48) | |
2381 | ((u64)scsicmd->cmnd[4] << 40) | | |
2382 | ((u64)scsicmd->cmnd[5] << 32) | | |
8ce3eca4 | 2383 | ((u64)scsicmd->cmnd[6] << 24) | |
7a8cf29d MH |
2384 | (scsicmd->cmnd[7] << 16) | |
2385 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
2386 | count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | | |
2387 | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; | |
9d399cc7 | 2388 | fua = scsicmd->cmnd[1] & 0x8; |
7a8cf29d | 2389 | } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ |
9e7c349c | 2390 | dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d MH |
2391 | |
2392 | lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | |
2393 | | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
2394 | count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) | |
2395 | | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
9d399cc7 | 2396 | fua = scsicmd->cmnd[1] & 0x8; |
1da177e4 | 2397 | } else { |
9e7c349c | 2398 | dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 2399 | lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1da177e4 | 2400 | count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; |
9d399cc7 | 2401 | fua = scsicmd->cmnd[1] & 0x8; |
1da177e4 | 2402 | } |
da3cc679 RM |
2403 | |
2404 | if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { | |
2405 | cid = scmd_id(scsicmd); | |
2406 | dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); | |
2407 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
2408 | SAM_STAT_CHECK_CONDITION; | |
2409 | set_sense(&dev->fsa_dev[cid].sense_data, | |
2410 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
2411 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
2412 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
2413 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), | |
2414 | SCSI_SENSE_BUFFERSIZE)); | |
2415 | scsicmd->scsi_done(scsicmd); | |
2416 | return 1; | |
2417 | } | |
2418 | ||
7a8cf29d | 2419 | dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", |
1da177e4 | 2420 | smp_processor_id(), (unsigned long long)lba, jiffies)); |
e8f32de5 | 2421 | if (aac_adapter_bounds(dev,scsicmd,lba)) |
7a8cf29d | 2422 | return 0; |
1da177e4 LT |
2423 | /* |
2424 | * Allocate and initialize a Fib then setup a BlockWrite command | |
2425 | */ | |
6bf3b630 | 2426 | cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); |
1ae948fa | 2427 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
9d399cc7 | 2428 | status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); |
1da177e4 LT |
2429 | |
2430 | /* | |
2431 | * Check that the command queued to the controller | |
2432 | */ | |
1ae948fa | 2433 | if (status == -EINPROGRESS) |
1da177e4 | 2434 | return 0; |
1da177e4 | 2435 | |
bfb35aa8 | 2436 | printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); |
1da177e4 LT |
2437 | /* |
2438 | * For some reason, the Fib didn't queue, return QUEUE_FULL | |
2439 | */ | |
2440 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; | |
8e0c5ebd | 2441 | scsicmd->scsi_done(scsicmd); |
1da177e4 | 2442 | |
bfb35aa8 MH |
2443 | aac_fib_complete(cmd_fibcontext); |
2444 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
2445 | return 0; |
2446 | } | |
2447 | ||
2448 | static void synchronize_callback(void *context, struct fib *fibptr) | |
2449 | { | |
2450 | struct aac_synchronize_reply *synchronizereply; | |
2451 | struct scsi_cmnd *cmd; | |
2452 | ||
2453 | cmd = context; | |
2454 | ||
03d44337 MH |
2455 | if (!aac_valid_context(cmd, fibptr)) |
2456 | return; | |
2457 | ||
b90f90d2 | 2458 | dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", |
1da177e4 LT |
2459 | smp_processor_id(), jiffies)); |
2460 | BUG_ON(fibptr == NULL); | |
2461 | ||
2462 | ||
2463 | synchronizereply = fib_data(fibptr); | |
2464 | if (le32_to_cpu(synchronizereply->status) == CT_OK) | |
b90f90d2 | 2465 | cmd->result = DID_OK << 16 | |
1da177e4 LT |
2466 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
2467 | else { | |
2468 | struct scsi_device *sdev = cmd->device; | |
1a655040 | 2469 | struct aac_dev *dev = fibptr->dev; |
e5718774 | 2470 | u32 cid = sdev_id(sdev); |
b90f90d2 | 2471 | printk(KERN_WARNING |
1da177e4 LT |
2472 | "synchronize_callback: synchronize failed, status = %d\n", |
2473 | le32_to_cpu(synchronizereply->status)); | |
b90f90d2 | 2474 | cmd->result = DID_OK << 16 | |
1da177e4 | 2475 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
8e31e607 SM |
2476 | set_sense(&dev->fsa_dev[cid].sense_data, |
2477 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
2478 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
1da177e4 | 2479 | memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
b80ca4f7 FT |
2480 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
2481 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 LT |
2482 | } |
2483 | ||
bfb35aa8 MH |
2484 | aac_fib_complete(fibptr); |
2485 | aac_fib_free(fibptr); | |
8e0c5ebd | 2486 | cmd->scsi_done(cmd); |
1da177e4 LT |
2487 | } |
2488 | ||
9e7c349c | 2489 | static int aac_synchronize(struct scsi_cmnd *scsicmd) |
1da177e4 LT |
2490 | { |
2491 | int status; | |
2492 | struct fib *cmd_fibcontext; | |
2493 | struct aac_synchronize *synchronizecmd; | |
2494 | struct scsi_cmnd *cmd; | |
2495 | struct scsi_device *sdev = scsicmd->device; | |
2496 | int active = 0; | |
90ee3466 | 2497 | struct aac_dev *aac; |
b90f90d2 SM |
2498 | u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | |
2499 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
2500 | u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; | |
1da177e4 LT |
2501 | unsigned long flags; |
2502 | ||
2503 | /* | |
77d644d4 MH |
2504 | * Wait for all outstanding queued commands to complete to this |
2505 | * specific target (block). | |
1da177e4 LT |
2506 | */ |
2507 | spin_lock_irqsave(&sdev->list_lock, flags); | |
2508 | list_for_each_entry(cmd, &sdev->cmd_list, list) | |
b90f90d2 SM |
2509 | if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { |
2510 | u64 cmnd_lba; | |
2511 | u32 cmnd_count; | |
2512 | ||
2513 | if (cmd->cmnd[0] == WRITE_6) { | |
2514 | cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | | |
2515 | (cmd->cmnd[2] << 8) | | |
2516 | cmd->cmnd[3]; | |
2517 | cmnd_count = cmd->cmnd[4]; | |
2518 | if (cmnd_count == 0) | |
2519 | cmnd_count = 256; | |
2520 | } else if (cmd->cmnd[0] == WRITE_16) { | |
2521 | cmnd_lba = ((u64)cmd->cmnd[2] << 56) | | |
2522 | ((u64)cmd->cmnd[3] << 48) | | |
2523 | ((u64)cmd->cmnd[4] << 40) | | |
2524 | ((u64)cmd->cmnd[5] << 32) | | |
2525 | ((u64)cmd->cmnd[6] << 24) | | |
2526 | (cmd->cmnd[7] << 16) | | |
2527 | (cmd->cmnd[8] << 8) | | |
2528 | cmd->cmnd[9]; | |
2529 | cmnd_count = (cmd->cmnd[10] << 24) | | |
2530 | (cmd->cmnd[11] << 16) | | |
2531 | (cmd->cmnd[12] << 8) | | |
2532 | cmd->cmnd[13]; | |
2533 | } else if (cmd->cmnd[0] == WRITE_12) { | |
2534 | cmnd_lba = ((u64)cmd->cmnd[2] << 24) | | |
2535 | (cmd->cmnd[3] << 16) | | |
2536 | (cmd->cmnd[4] << 8) | | |
2537 | cmd->cmnd[5]; | |
2538 | cmnd_count = (cmd->cmnd[6] << 24) | | |
2539 | (cmd->cmnd[7] << 16) | | |
2540 | (cmd->cmnd[8] << 8) | | |
2541 | cmd->cmnd[9]; | |
2542 | } else if (cmd->cmnd[0] == WRITE_10) { | |
2543 | cmnd_lba = ((u64)cmd->cmnd[2] << 24) | | |
2544 | (cmd->cmnd[3] << 16) | | |
2545 | (cmd->cmnd[4] << 8) | | |
2546 | cmd->cmnd[5]; | |
2547 | cmnd_count = (cmd->cmnd[7] << 8) | | |
2548 | cmd->cmnd[8]; | |
2549 | } else | |
2550 | continue; | |
2551 | if (((cmnd_lba + cmnd_count) < lba) || | |
2552 | (count && ((lba + count) < cmnd_lba))) | |
2553 | continue; | |
1da177e4 LT |
2554 | ++active; |
2555 | break; | |
2556 | } | |
2557 | ||
2558 | spin_unlock_irqrestore(&sdev->list_lock, flags); | |
2559 | ||
2560 | /* | |
2561 | * Yield the processor (requeue for later) | |
2562 | */ | |
2563 | if (active) | |
2564 | return SCSI_MLQUEUE_DEVICE_BUSY; | |
2565 | ||
f858317d | 2566 | aac = (struct aac_dev *)sdev->host->hostdata; |
8c867b25 MH |
2567 | if (aac->in_reset) |
2568 | return SCSI_MLQUEUE_HOST_BUSY; | |
2569 | ||
1da177e4 | 2570 | /* |
7c00ffa3 | 2571 | * Allocate and initialize a Fib |
1da177e4 | 2572 | */ |
90ee3466 | 2573 | if (!(cmd_fibcontext = aac_fib_alloc(aac))) |
1da177e4 LT |
2574 | return SCSI_MLQUEUE_HOST_BUSY; |
2575 | ||
bfb35aa8 | 2576 | aac_fib_init(cmd_fibcontext); |
1da177e4 LT |
2577 | |
2578 | synchronizecmd = fib_data(cmd_fibcontext); | |
2579 | synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); | |
2580 | synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); | |
9e7c349c | 2581 | synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); |
b90f90d2 | 2582 | synchronizecmd->count = |
1da177e4 | 2583 | cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); |
1ae948fa | 2584 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
1da177e4 LT |
2585 | |
2586 | /* | |
2587 | * Now send the Fib to the adapter | |
2588 | */ | |
bfb35aa8 | 2589 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
2590 | cmd_fibcontext, |
2591 | sizeof(struct aac_synchronize), | |
2592 | FsaNormal, | |
2593 | 0, 1, | |
2594 | (fib_callback)synchronize_callback, | |
2595 | (void *)scsicmd); | |
2596 | ||
2597 | /* | |
2598 | * Check that the command queued to the controller | |
2599 | */ | |
1ae948fa | 2600 | if (status == -EINPROGRESS) |
1da177e4 LT |
2601 | return 0; |
2602 | ||
b90f90d2 | 2603 | printk(KERN_WARNING |
bfb35aa8 MH |
2604 | "aac_synchronize: aac_fib_send failed with status: %d.\n", status); |
2605 | aac_fib_complete(cmd_fibcontext); | |
2606 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
2607 | return SCSI_MLQUEUE_HOST_BUSY; |
2608 | } | |
2609 | ||
655d722c MS |
2610 | static void aac_start_stop_callback(void *context, struct fib *fibptr) |
2611 | { | |
2612 | struct scsi_cmnd *scsicmd = context; | |
2613 | ||
2614 | if (!aac_valid_context(scsicmd, fibptr)) | |
2615 | return; | |
2616 | ||
2617 | BUG_ON(fibptr == NULL); | |
2618 | ||
2619 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2620 | ||
2621 | aac_fib_complete(fibptr); | |
2622 | aac_fib_free(fibptr); | |
2623 | scsicmd->scsi_done(scsicmd); | |
2624 | } | |
2625 | ||
2626 | static int aac_start_stop(struct scsi_cmnd *scsicmd) | |
2627 | { | |
2628 | int status; | |
2629 | struct fib *cmd_fibcontext; | |
2630 | struct aac_power_management *pmcmd; | |
2631 | struct scsi_device *sdev = scsicmd->device; | |
2632 | struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; | |
2633 | ||
1c68856e | 2634 | if (!(aac->supplement_adapter_info.supported_options2 & |
655d722c MS |
2635 | AAC_OPTION_POWER_MANAGEMENT)) { |
2636 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
2637 | SAM_STAT_GOOD; | |
2638 | scsicmd->scsi_done(scsicmd); | |
2639 | return 0; | |
2640 | } | |
2641 | ||
2642 | if (aac->in_reset) | |
2643 | return SCSI_MLQUEUE_HOST_BUSY; | |
2644 | ||
2645 | /* | |
2646 | * Allocate and initialize a Fib | |
2647 | */ | |
6bf3b630 | 2648 | cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); |
655d722c MS |
2649 | |
2650 | aac_fib_init(cmd_fibcontext); | |
2651 | ||
2652 | pmcmd = fib_data(cmd_fibcontext); | |
2653 | pmcmd->command = cpu_to_le32(VM_ContainerConfig); | |
2654 | pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); | |
2655 | /* Eject bit ignored, not relevant */ | |
2656 | pmcmd->sub = (scsicmd->cmnd[4] & 1) ? | |
2657 | cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); | |
2658 | pmcmd->cid = cpu_to_le32(sdev_id(sdev)); | |
2659 | pmcmd->parm = (scsicmd->cmnd[1] & 1) ? | |
2660 | cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; | |
1ae948fa | 2661 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
655d722c MS |
2662 | |
2663 | /* | |
2664 | * Now send the Fib to the adapter | |
2665 | */ | |
2666 | status = aac_fib_send(ContainerCommand, | |
2667 | cmd_fibcontext, | |
2668 | sizeof(struct aac_power_management), | |
2669 | FsaNormal, | |
2670 | 0, 1, | |
2671 | (fib_callback)aac_start_stop_callback, | |
2672 | (void *)scsicmd); | |
2673 | ||
2674 | /* | |
2675 | * Check that the command queued to the controller | |
2676 | */ | |
1ae948fa | 2677 | if (status == -EINPROGRESS) |
655d722c | 2678 | return 0; |
655d722c MS |
2679 | |
2680 | aac_fib_complete(cmd_fibcontext); | |
2681 | aac_fib_free(cmd_fibcontext); | |
2682 | return SCSI_MLQUEUE_HOST_BUSY; | |
2683 | } | |
2684 | ||
1da177e4 LT |
2685 | /** |
2686 | * aac_scsi_cmd() - Process SCSI command | |
2687 | * @scsicmd: SCSI command block | |
2688 | * | |
2689 | * Emulate a SCSI command and queue the required request for the | |
2690 | * aacraid firmware. | |
2691 | */ | |
8ce3eca4 | 2692 | |
1da177e4 LT |
2693 | int aac_scsi_cmd(struct scsi_cmnd * scsicmd) |
2694 | { | |
ab5d129f | 2695 | u32 cid, bus; |
1da177e4 LT |
2696 | struct Scsi_Host *host = scsicmd->device->host; |
2697 | struct aac_dev *dev = (struct aac_dev *)host->hostdata; | |
2698 | struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; | |
8ce3eca4 | 2699 | |
90ee3466 MH |
2700 | if (fsa_dev_ptr == NULL) |
2701 | return -1; | |
1da177e4 LT |
2702 | /* |
2703 | * If the bus, id or lun is out of range, return fail | |
2704 | * Test does not apply to ID 16, the pseudo id for the controller | |
2705 | * itself. | |
2706 | */ | |
1a655040 SM |
2707 | cid = scmd_id(scsicmd); |
2708 | if (cid != host->this_id) { | |
2709 | if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { | |
2710 | if((cid >= dev->maximum_num_containers) || | |
e5718774 | 2711 | (scsicmd->device->lun != 0)) { |
1da177e4 | 2712 | scsicmd->result = DID_NO_CONNECT << 16; |
c4e2fbca | 2713 | goto scsi_done_ret; |
1da177e4 | 2714 | } |
1da177e4 LT |
2715 | |
2716 | /* | |
2717 | * If the target container doesn't exist, it may have | |
2718 | * been newly created | |
2719 | */ | |
655d722c MS |
2720 | if (((fsa_dev_ptr[cid].valid & 1) == 0) || |
2721 | (fsa_dev_ptr[cid].sense_data.sense_key == | |
2722 | NOT_READY)) { | |
1da177e4 | 2723 | switch (scsicmd->cmnd[0]) { |
eb846d9f | 2724 | case SERVICE_ACTION_IN_16: |
7a8cf29d MH |
2725 | if (!(dev->raw_io_interface) || |
2726 | !(dev->raw_io_64) || | |
2727 | ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
2728 | break; | |
1da177e4 LT |
2729 | case INQUIRY: |
2730 | case READ_CAPACITY: | |
2731 | case TEST_UNIT_READY: | |
8c867b25 MH |
2732 | if (dev->in_reset) |
2733 | return -1; | |
fe76df42 MH |
2734 | return _aac_probe_container(scsicmd, |
2735 | aac_probe_container_callback2); | |
1da177e4 LT |
2736 | default: |
2737 | break; | |
2738 | } | |
2739 | } | |
1da177e4 | 2740 | } else { /* check for physical non-dasd devices */ |
ab5d129f RAR |
2741 | bus = aac_logical_to_phys(scmd_channel(scsicmd)); |
2742 | if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && | |
2743 | (dev->hba_map[bus][cid].expose | |
2744 | == AAC_HIDE_DISK)){ | |
2745 | if (scsicmd->cmnd[0] == INQUIRY) { | |
2746 | scsicmd->result = DID_NO_CONNECT << 16; | |
2747 | goto scsi_done_ret; | |
2748 | } | |
2749 | } | |
2750 | ||
2751 | if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && | |
2752 | dev->hba_map[bus][cid].devtype | |
2753 | == AAC_DEVTYPE_NATIVE_RAW) { | |
2754 | if (dev->in_reset) | |
2755 | return -1; | |
2756 | return aac_send_hba_fib(scsicmd); | |
2757 | } else if (dev->nondasd_support || expose_physicals || | |
2758 | dev->jbod) { | |
8c867b25 MH |
2759 | if (dev->in_reset) |
2760 | return -1; | |
1da177e4 LT |
2761 | return aac_send_srb_fib(scsicmd); |
2762 | } else { | |
2763 | scsicmd->result = DID_NO_CONNECT << 16; | |
c4e2fbca | 2764 | goto scsi_done_ret; |
1da177e4 LT |
2765 | } |
2766 | } | |
2767 | } | |
2768 | /* | |
2769 | * else Command for the controller itself | |
2770 | */ | |
2771 | else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ | |
8ce3eca4 | 2772 | (scsicmd->cmnd[0] != TEST_UNIT_READY)) |
1da177e4 LT |
2773 | { |
2774 | dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); | |
2775 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
2776 | set_sense(&dev->fsa_dev[cid].sense_data, |
2777 | ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, | |
2778 | ASENCODE_INVALID_COMMAND, 0, 0); | |
1da177e4 | 2779 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
2780 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
2781 | SCSI_SENSE_BUFFERSIZE)); | |
c4e2fbca | 2782 | goto scsi_done_ret; |
1da177e4 LT |
2783 | } |
2784 | ||
1da177e4 | 2785 | switch (scsicmd->cmnd[0]) { |
c4e2fbca RAR |
2786 | case READ_6: |
2787 | case READ_10: | |
2788 | case READ_12: | |
2789 | case READ_16: | |
2790 | if (dev->in_reset) | |
2791 | return -1; | |
2792 | return aac_read(scsicmd); | |
2793 | ||
2794 | case WRITE_6: | |
2795 | case WRITE_10: | |
2796 | case WRITE_12: | |
2797 | case WRITE_16: | |
2798 | if (dev->in_reset) | |
2799 | return -1; | |
2800 | return aac_write(scsicmd); | |
2801 | ||
2802 | case SYNCHRONIZE_CACHE: | |
2803 | if (((aac_cache & 6) == 6) && dev->cache_protected) { | |
2804 | scsicmd->result = AAC_STAT_GOOD; | |
2805 | break; | |
2806 | } | |
2807 | /* Issue FIB to tell Firmware to flush it's cache */ | |
2808 | if ((aac_cache & 6) != 2) | |
2809 | return aac_synchronize(scsicmd); | |
1da177e4 LT |
2810 | case INQUIRY: |
2811 | { | |
3b2946cc | 2812 | struct inquiry_data inq_data; |
1da177e4 | 2813 | |
1a655040 | 2814 | dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); |
3b2946cc | 2815 | memset(&inq_data, 0, sizeof (struct inquiry_data)); |
1da177e4 | 2816 | |
d8e96507 | 2817 | if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { |
88e2f98e SM |
2818 | char *arr = (char *)&inq_data; |
2819 | ||
2820 | /* EVPD bit set */ | |
2821 | arr[0] = (scmd_id(scsicmd) == host->this_id) ? | |
2822 | INQD_PDT_PROC : INQD_PDT_DA; | |
2823 | if (scsicmd->cmnd[2] == 0) { | |
2824 | /* supported vital product data pages */ | |
5d910649 | 2825 | arr[3] = 3; |
88e2f98e SM |
2826 | arr[4] = 0x0; |
2827 | arr[5] = 0x80; | |
5d910649 | 2828 | arr[6] = 0x83; |
88e2f98e | 2829 | arr[1] = scsicmd->cmnd[2]; |
d4345028 FT |
2830 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, |
2831 | sizeof(inq_data)); | |
c4e2fbca | 2832 | scsicmd->result = AAC_STAT_GOOD; |
88e2f98e SM |
2833 | } else if (scsicmd->cmnd[2] == 0x80) { |
2834 | /* unit serial number page */ | |
2835 | arr[3] = setinqserial(dev, &arr[4], | |
2836 | scmd_id(scsicmd)); | |
2837 | arr[1] = scsicmd->cmnd[2]; | |
d4345028 FT |
2838 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, |
2839 | sizeof(inq_data)); | |
d8e96507 LA |
2840 | if (aac_wwn != 2) |
2841 | return aac_get_container_serial( | |
2842 | scsicmd); | |
c4e2fbca | 2843 | scsicmd->result = AAC_STAT_GOOD; |
5d910649 MR |
2844 | } else if (scsicmd->cmnd[2] == 0x83) { |
2845 | /* vpd page 0x83 - Device Identification Page */ | |
2846 | char *sno = (char *)&inq_data; | |
2847 | sno[3] = setinqserial(dev, &sno[4], | |
2848 | scmd_id(scsicmd)); | |
2849 | if (aac_wwn != 2) | |
2850 | return aac_get_container_serial( | |
2851 | scsicmd); | |
c4e2fbca | 2852 | scsicmd->result = AAC_STAT_GOOD; |
88e2f98e SM |
2853 | } else { |
2854 | /* vpd page not implemented */ | |
2855 | scsicmd->result = DID_OK << 16 | | |
2856 | COMMAND_COMPLETE << 8 | | |
2857 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
2858 | set_sense(&dev->fsa_dev[cid].sense_data, |
2859 | ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, | |
2860 | ASENCODE_NO_SENSE, 7, 2); | |
88e2f98e SM |
2861 | memcpy(scsicmd->sense_buffer, |
2862 | &dev->fsa_dev[cid].sense_data, | |
3ace426f SM |
2863 | min_t(size_t, |
2864 | sizeof(dev->fsa_dev[cid].sense_data), | |
2865 | SCSI_SENSE_BUFFERSIZE)); | |
88e2f98e | 2866 | } |
c4e2fbca | 2867 | break; |
88e2f98e | 2868 | } |
3b2946cc | 2869 | inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ |
3b2946cc MH |
2870 | inq_data.inqd_rdf = 2; /* A response data format value of two indicates that the data shall be in the format specified in SCSI-2 */ |
2871 | inq_data.inqd_len = 31; | |
1da177e4 | 2872 | /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ |
3b2946cc | 2873 | inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ |
1da177e4 LT |
2874 | /* |
2875 | * Set the Vendor, Product, and Revision Level | |
2876 | * see: <vendor>.c i.e. aac.c | |
2877 | */ | |
1a655040 | 2878 | if (cid == host->this_id) { |
6391a113 | 2879 | setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); |
3b2946cc | 2880 | inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ |
d4345028 FT |
2881 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, |
2882 | sizeof(inq_data)); | |
c4e2fbca RAR |
2883 | scsicmd->result = AAC_STAT_GOOD; |
2884 | break; | |
1da177e4 | 2885 | } |
8c867b25 MH |
2886 | if (dev->in_reset) |
2887 | return -1; | |
794d0601 | 2888 | setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); |
3b2946cc | 2889 | inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ |
d4345028 | 2890 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); |
9e7c349c | 2891 | return aac_get_container_name(scsicmd); |
1da177e4 | 2892 | } |
eb846d9f | 2893 | case SERVICE_ACTION_IN_16: |
7a8cf29d MH |
2894 | if (!(dev->raw_io_interface) || |
2895 | !(dev->raw_io_64) || | |
2896 | ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
2897 | break; | |
2898 | { | |
2899 | u64 capacity; | |
07ce5eba | 2900 | char cp[13]; |
b271f1c8 | 2901 | unsigned int alloc_len; |
7a8cf29d MH |
2902 | |
2903 | dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); | |
2904 | capacity = fsa_dev_ptr[cid].size - 1; | |
7a8cf29d MH |
2905 | cp[0] = (capacity >> 56) & 0xff; |
2906 | cp[1] = (capacity >> 48) & 0xff; | |
2907 | cp[2] = (capacity >> 40) & 0xff; | |
2908 | cp[3] = (capacity >> 32) & 0xff; | |
2909 | cp[4] = (capacity >> 24) & 0xff; | |
2910 | cp[5] = (capacity >> 16) & 0xff; | |
2911 | cp[6] = (capacity >> 8) & 0xff; | |
2912 | cp[7] = (capacity >> 0) & 0xff; | |
b836439f MR |
2913 | cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; |
2914 | cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; | |
2915 | cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; | |
2916 | cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; | |
07ce5eba | 2917 | cp[12] = 0; |
07ce5eba | 2918 | |
b271f1c8 FT |
2919 | alloc_len = ((scsicmd->cmnd[10] << 24) |
2920 | + (scsicmd->cmnd[11] << 16) | |
2921 | + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); | |
2922 | ||
2923 | alloc_len = min_t(size_t, alloc_len, sizeof(cp)); | |
d4345028 | 2924 | scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); |
b271f1c8 FT |
2925 | if (alloc_len < scsi_bufflen(scsicmd)) |
2926 | scsi_set_resid(scsicmd, | |
2927 | scsi_bufflen(scsicmd) - alloc_len); | |
7a8cf29d MH |
2928 | |
2929 | /* Do not cache partition table for arrays */ | |
2930 | scsicmd->device->removable = 1; | |
2931 | ||
c4e2fbca RAR |
2932 | scsicmd->result = AAC_STAT_GOOD; |
2933 | break; | |
7a8cf29d MH |
2934 | } |
2935 | ||
1da177e4 LT |
2936 | case READ_CAPACITY: |
2937 | { | |
2938 | u32 capacity; | |
3b2946cc | 2939 | char cp[8]; |
1da177e4 LT |
2940 | |
2941 | dprintk((KERN_DEBUG "READ CAPACITY command.\n")); | |
7a8cf29d | 2942 | if (fsa_dev_ptr[cid].size <= 0x100000000ULL) |
1da177e4 LT |
2943 | capacity = fsa_dev_ptr[cid].size - 1; |
2944 | else | |
2945 | capacity = (u32)-1; | |
3b2946cc | 2946 | |
1da177e4 LT |
2947 | cp[0] = (capacity >> 24) & 0xff; |
2948 | cp[1] = (capacity >> 16) & 0xff; | |
2949 | cp[2] = (capacity >> 8) & 0xff; | |
2950 | cp[3] = (capacity >> 0) & 0xff; | |
b836439f MR |
2951 | cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; |
2952 | cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; | |
2953 | cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; | |
2954 | cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; | |
d4345028 | 2955 | scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); |
7a8cf29d MH |
2956 | /* Do not cache partition table for arrays */ |
2957 | scsicmd->device->removable = 1; | |
c4e2fbca RAR |
2958 | scsicmd->result = AAC_STAT_GOOD; |
2959 | break; | |
1da177e4 LT |
2960 | } |
2961 | ||
2962 | case MODE_SENSE: | |
2963 | { | |
9d399cc7 | 2964 | int mode_buf_length = 4; |
b836439f MR |
2965 | u32 capacity; |
2966 | aac_modep_data mpd; | |
2967 | ||
2968 | if (fsa_dev_ptr[cid].size <= 0x100000000ULL) | |
2969 | capacity = fsa_dev_ptr[cid].size - 1; | |
2970 | else | |
2971 | capacity = (u32)-1; | |
1da177e4 LT |
2972 | |
2973 | dprintk((KERN_DEBUG "MODE SENSE command.\n")); | |
b836439f MR |
2974 | memset((char *)&mpd, 0, sizeof(aac_modep_data)); |
2975 | ||
2976 | /* Mode data length */ | |
2977 | mpd.hd.data_length = sizeof(mpd.hd) - 1; | |
2978 | /* Medium type - default */ | |
2979 | mpd.hd.med_type = 0; | |
2980 | /* Device-specific param, | |
2981 | bit 8: 0/1 = write enabled/protected | |
2982 | bit 4: 0/1 = FUA enabled */ | |
2983 | mpd.hd.dev_par = 0; | |
2984 | ||
95e852e1 | 2985 | if (dev->raw_io_interface && ((aac_cache & 5) != 1)) |
b836439f MR |
2986 | mpd.hd.dev_par = 0x10; |
2987 | if (scsicmd->cmnd[1] & 0x8) | |
2988 | mpd.hd.bd_length = 0; /* Block descriptor length */ | |
2989 | else { | |
2990 | mpd.hd.bd_length = sizeof(mpd.bd); | |
2991 | mpd.hd.data_length += mpd.hd.bd_length; | |
2992 | mpd.bd.block_length[0] = | |
2993 | (fsa_dev_ptr[cid].block_size >> 16) & 0xff; | |
2994 | mpd.bd.block_length[1] = | |
2995 | (fsa_dev_ptr[cid].block_size >> 8) & 0xff; | |
2996 | mpd.bd.block_length[2] = | |
2997 | fsa_dev_ptr[cid].block_size & 0xff; | |
5d910649 MR |
2998 | |
2999 | mpd.mpc_buf[0] = scsicmd->cmnd[2]; | |
3000 | if (scsicmd->cmnd[2] == 0x1C) { | |
3001 | /* page length */ | |
3002 | mpd.mpc_buf[1] = 0xa; | |
3003 | /* Mode data length */ | |
3004 | mpd.hd.data_length = 23; | |
3005 | } else { | |
3006 | /* Mode data length */ | |
3007 | mpd.hd.data_length = 15; | |
3008 | } | |
3009 | ||
b836439f MR |
3010 | if (capacity > 0xffffff) { |
3011 | mpd.bd.block_count[0] = 0xff; | |
3012 | mpd.bd.block_count[1] = 0xff; | |
3013 | mpd.bd.block_count[2] = 0xff; | |
3014 | } else { | |
3015 | mpd.bd.block_count[0] = (capacity >> 16) & 0xff; | |
3016 | mpd.bd.block_count[1] = (capacity >> 8) & 0xff; | |
3017 | mpd.bd.block_count[2] = capacity & 0xff; | |
3018 | } | |
3019 | } | |
9d399cc7 SM |
3020 | if (((scsicmd->cmnd[2] & 0x3f) == 8) || |
3021 | ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { | |
b836439f MR |
3022 | mpd.hd.data_length += 3; |
3023 | mpd.mpc_buf[0] = 8; | |
3024 | mpd.mpc_buf[1] = 1; | |
3025 | mpd.mpc_buf[2] = ((aac_cache & 6) == 2) | |
95e852e1 | 3026 | ? 0 : 0x04; /* WCE */ |
b836439f | 3027 | mode_buf_length = sizeof(mpd); |
9d399cc7 | 3028 | } |
5d910649 MR |
3029 | |
3030 | if (mode_buf_length > scsicmd->cmnd[4]) | |
3031 | mode_buf_length = scsicmd->cmnd[4]; | |
3032 | else | |
3033 | mode_buf_length = sizeof(mpd); | |
b836439f MR |
3034 | scsi_sg_copy_from_buffer(scsicmd, |
3035 | (char *)&mpd, | |
3036 | mode_buf_length); | |
c4e2fbca RAR |
3037 | scsicmd->result = AAC_STAT_GOOD; |
3038 | break; | |
1da177e4 LT |
3039 | } |
3040 | case MODE_SENSE_10: | |
3041 | { | |
b836439f | 3042 | u32 capacity; |
9d399cc7 | 3043 | int mode_buf_length = 8; |
b836439f MR |
3044 | aac_modep10_data mpd10; |
3045 | ||
3046 | if (fsa_dev_ptr[cid].size <= 0x100000000ULL) | |
3047 | capacity = fsa_dev_ptr[cid].size - 1; | |
3048 | else | |
3049 | capacity = (u32)-1; | |
1da177e4 LT |
3050 | |
3051 | dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); | |
b836439f MR |
3052 | memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); |
3053 | /* Mode data length (MSB) */ | |
3054 | mpd10.hd.data_length[0] = 0; | |
3055 | /* Mode data length (LSB) */ | |
3056 | mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; | |
3057 | /* Medium type - default */ | |
3058 | mpd10.hd.med_type = 0; | |
3059 | /* Device-specific param, | |
3060 | bit 8: 0/1 = write enabled/protected | |
3061 | bit 4: 0/1 = FUA enabled */ | |
3062 | mpd10.hd.dev_par = 0; | |
3063 | ||
95e852e1 | 3064 | if (dev->raw_io_interface && ((aac_cache & 5) != 1)) |
b836439f MR |
3065 | mpd10.hd.dev_par = 0x10; |
3066 | mpd10.hd.rsrvd[0] = 0; /* reserved */ | |
3067 | mpd10.hd.rsrvd[1] = 0; /* reserved */ | |
3068 | if (scsicmd->cmnd[1] & 0x8) { | |
3069 | /* Block descriptor length (MSB) */ | |
3070 | mpd10.hd.bd_length[0] = 0; | |
3071 | /* Block descriptor length (LSB) */ | |
3072 | mpd10.hd.bd_length[1] = 0; | |
3073 | } else { | |
3074 | mpd10.hd.bd_length[0] = 0; | |
3075 | mpd10.hd.bd_length[1] = sizeof(mpd10.bd); | |
3076 | ||
3077 | mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; | |
3078 | ||
3079 | mpd10.bd.block_length[0] = | |
3080 | (fsa_dev_ptr[cid].block_size >> 16) & 0xff; | |
3081 | mpd10.bd.block_length[1] = | |
3082 | (fsa_dev_ptr[cid].block_size >> 8) & 0xff; | |
3083 | mpd10.bd.block_length[2] = | |
3084 | fsa_dev_ptr[cid].block_size & 0xff; | |
3085 | ||
3086 | if (capacity > 0xffffff) { | |
3087 | mpd10.bd.block_count[0] = 0xff; | |
3088 | mpd10.bd.block_count[1] = 0xff; | |
3089 | mpd10.bd.block_count[2] = 0xff; | |
3090 | } else { | |
3091 | mpd10.bd.block_count[0] = | |
3092 | (capacity >> 16) & 0xff; | |
3093 | mpd10.bd.block_count[1] = | |
3094 | (capacity >> 8) & 0xff; | |
3095 | mpd10.bd.block_count[2] = | |
3096 | capacity & 0xff; | |
3097 | } | |
3098 | } | |
9d399cc7 SM |
3099 | if (((scsicmd->cmnd[2] & 0x3f) == 8) || |
3100 | ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { | |
b836439f MR |
3101 | mpd10.hd.data_length[1] += 3; |
3102 | mpd10.mpc_buf[0] = 8; | |
3103 | mpd10.mpc_buf[1] = 1; | |
3104 | mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) | |
95e852e1 | 3105 | ? 0 : 0x04; /* WCE */ |
b836439f | 3106 | mode_buf_length = sizeof(mpd10); |
9d399cc7 SM |
3107 | if (mode_buf_length > scsicmd->cmnd[8]) |
3108 | mode_buf_length = scsicmd->cmnd[8]; | |
3109 | } | |
b836439f MR |
3110 | scsi_sg_copy_from_buffer(scsicmd, |
3111 | (char *)&mpd10, | |
3112 | mode_buf_length); | |
1da177e4 | 3113 | |
c4e2fbca RAR |
3114 | scsicmd->result = AAC_STAT_GOOD; |
3115 | break; | |
1da177e4 LT |
3116 | } |
3117 | case REQUEST_SENSE: | |
3118 | dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); | |
c4e2fbca RAR |
3119 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3120 | sizeof(struct sense_data)); | |
3121 | memset(&dev->fsa_dev[cid].sense_data, 0, | |
3122 | sizeof(struct sense_data)); | |
3123 | scsicmd->result = AAC_STAT_GOOD; | |
3124 | break; | |
1da177e4 LT |
3125 | |
3126 | case ALLOW_MEDIUM_REMOVAL: | |
3127 | dprintk((KERN_DEBUG "LOCK command.\n")); | |
3128 | if (scsicmd->cmnd[4]) | |
3129 | fsa_dev_ptr[cid].locked = 1; | |
3130 | else | |
3131 | fsa_dev_ptr[cid].locked = 0; | |
3132 | ||
c4e2fbca RAR |
3133 | scsicmd->result = AAC_STAT_GOOD; |
3134 | break; | |
1da177e4 LT |
3135 | /* |
3136 | * These commands are all No-Ops | |
3137 | */ | |
3138 | case TEST_UNIT_READY: | |
655d722c MS |
3139 | if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { |
3140 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
3141 | SAM_STAT_CHECK_CONDITION; | |
3142 | set_sense(&dev->fsa_dev[cid].sense_data, | |
3143 | NOT_READY, SENCODE_BECOMING_READY, | |
3144 | ASENCODE_BECOMING_READY, 0, 0); | |
3145 | memcpy(scsicmd->sense_buffer, | |
3146 | &dev->fsa_dev[cid].sense_data, | |
3147 | min_t(size_t, | |
3148 | sizeof(dev->fsa_dev[cid].sense_data), | |
3149 | SCSI_SENSE_BUFFERSIZE)); | |
c4e2fbca | 3150 | break; |
655d722c | 3151 | } |
1da177e4 LT |
3152 | case RESERVE: |
3153 | case RELEASE: | |
3154 | case REZERO_UNIT: | |
3155 | case REASSIGN_BLOCKS: | |
3156 | case SEEK_10: | |
c4e2fbca RAR |
3157 | scsicmd->result = AAC_STAT_GOOD; |
3158 | break; | |
655d722c MS |
3159 | |
3160 | case START_STOP: | |
3161 | return aac_start_stop(scsicmd); | |
1da177e4 | 3162 | |
c4e2fbca RAR |
3163 | /* FALLTHRU */ |
3164 | default: | |
3165 | /* | |
3166 | * Unhandled commands | |
3167 | */ | |
3168 | dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", | |
3169 | scsicmd->cmnd[0])); | |
3170 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
3171 | SAM_STAT_CHECK_CONDITION; | |
3172 | set_sense(&dev->fsa_dev[cid].sense_data, | |
8e31e607 SM |
3173 | ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, |
3174 | ASENCODE_INVALID_COMMAND, 0, 0); | |
c4e2fbca | 3175 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
3176 | min_t(size_t, |
3177 | sizeof(dev->fsa_dev[cid].sense_data), | |
3178 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 | 3179 | } |
c4e2fbca RAR |
3180 | |
3181 | scsi_done_ret: | |
3182 | ||
3183 | scsicmd->scsi_done(scsicmd); | |
3184 | return 0; | |
1da177e4 LT |
3185 | } |
3186 | ||
3187 | static int query_disk(struct aac_dev *dev, void __user *arg) | |
3188 | { | |
3189 | struct aac_query_disk qd; | |
3190 | struct fsa_dev_info *fsa_dev_ptr; | |
3191 | ||
3192 | fsa_dev_ptr = dev->fsa_dev; | |
90ee3466 | 3193 | if (!fsa_dev_ptr) |
65101355 | 3194 | return -EBUSY; |
1da177e4 LT |
3195 | if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) |
3196 | return -EFAULT; | |
e6fd916a DC |
3197 | if (qd.cnum == -1) { |
3198 | if (qd.id < 0 || qd.id >= dev->maximum_num_containers) | |
3199 | return -EINVAL; | |
e5718774 | 3200 | qd.cnum = qd.id; |
e6fd916a | 3201 | } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { |
1da177e4 LT |
3202 | if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) |
3203 | return -EINVAL; | |
3204 | qd.instance = dev->scsi_host_ptr->host_no; | |
3205 | qd.bus = 0; | |
3206 | qd.id = CONTAINER_TO_ID(qd.cnum); | |
3207 | qd.lun = CONTAINER_TO_LUN(qd.cnum); | |
3208 | } | |
3209 | else return -EINVAL; | |
3210 | ||
fd622b1b | 3211 | qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; |
1da177e4 LT |
3212 | qd.locked = fsa_dev_ptr[qd.cnum].locked; |
3213 | qd.deleted = fsa_dev_ptr[qd.cnum].deleted; | |
3214 | ||
3215 | if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') | |
3216 | qd.unmapped = 1; | |
3217 | else | |
3218 | qd.unmapped = 0; | |
3219 | ||
3220 | strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, | |
3221 | min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); | |
3222 | ||
3223 | if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) | |
3224 | return -EFAULT; | |
3225 | return 0; | |
3226 | } | |
3227 | ||
3228 | static int force_delete_disk(struct aac_dev *dev, void __user *arg) | |
3229 | { | |
3230 | struct aac_delete_disk dd; | |
3231 | struct fsa_dev_info *fsa_dev_ptr; | |
3232 | ||
3233 | fsa_dev_ptr = dev->fsa_dev; | |
65101355 MH |
3234 | if (!fsa_dev_ptr) |
3235 | return -EBUSY; | |
1da177e4 LT |
3236 | |
3237 | if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) | |
3238 | return -EFAULT; | |
3239 | ||
3240 | if (dd.cnum >= dev->maximum_num_containers) | |
3241 | return -EINVAL; | |
3242 | /* | |
3243 | * Mark this container as being deleted. | |
3244 | */ | |
3245 | fsa_dev_ptr[dd.cnum].deleted = 1; | |
3246 | /* | |
3247 | * Mark the container as no longer valid | |
3248 | */ | |
3249 | fsa_dev_ptr[dd.cnum].valid = 0; | |
3250 | return 0; | |
3251 | } | |
3252 | ||
3253 | static int delete_disk(struct aac_dev *dev, void __user *arg) | |
3254 | { | |
3255 | struct aac_delete_disk dd; | |
3256 | struct fsa_dev_info *fsa_dev_ptr; | |
3257 | ||
3258 | fsa_dev_ptr = dev->fsa_dev; | |
90ee3466 | 3259 | if (!fsa_dev_ptr) |
65101355 | 3260 | return -EBUSY; |
1da177e4 LT |
3261 | |
3262 | if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) | |
3263 | return -EFAULT; | |
3264 | ||
3265 | if (dd.cnum >= dev->maximum_num_containers) | |
3266 | return -EINVAL; | |
3267 | /* | |
3268 | * If the container is locked, it can not be deleted by the API. | |
3269 | */ | |
3270 | if (fsa_dev_ptr[dd.cnum].locked) | |
3271 | return -EBUSY; | |
3272 | else { | |
3273 | /* | |
3274 | * Mark the container as no longer being valid. | |
3275 | */ | |
3276 | fsa_dev_ptr[dd.cnum].valid = 0; | |
3277 | fsa_dev_ptr[dd.cnum].devname[0] = '\0'; | |
3278 | return 0; | |
3279 | } | |
3280 | } | |
3281 | ||
3282 | int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) | |
3283 | { | |
3284 | switch (cmd) { | |
3285 | case FSACTL_QUERY_DISK: | |
3286 | return query_disk(dev, arg); | |
3287 | case FSACTL_DELETE_DISK: | |
3288 | return delete_disk(dev, arg); | |
3289 | case FSACTL_FORCE_DELETE_DISK: | |
3290 | return force_delete_disk(dev, arg); | |
3291 | case FSACTL_GET_CONTAINERS: | |
3292 | return aac_get_containers(dev); | |
3293 | default: | |
3294 | return -ENOTTY; | |
3295 | } | |
3296 | } | |
3297 | ||
3298 | /** | |
3299 | * | |
3300 | * aac_srb_callback | |
3301 | * @context: the context set in the fib - here it is scsi cmd | |
3302 | * @fibptr: pointer to the fib | |
3303 | * | |
3304 | * Handles the completion of a scsi command to a non dasd device | |
3305 | * | |
3306 | */ | |
3307 | ||
3308 | static void aac_srb_callback(void *context, struct fib * fibptr) | |
3309 | { | |
3310 | struct aac_dev *dev; | |
3311 | struct aac_srb_reply *srbreply; | |
3312 | struct scsi_cmnd *scsicmd; | |
3313 | ||
3314 | scsicmd = (struct scsi_cmnd *) context; | |
03d44337 MH |
3315 | |
3316 | if (!aac_valid_context(scsicmd, fibptr)) | |
3317 | return; | |
3318 | ||
125e1874 | 3319 | BUG_ON(fibptr == NULL); |
1da177e4 | 3320 | |
4ec57fb4 | 3321 | dev = fibptr->dev; |
55b87608 MR |
3322 | |
3323 | srbreply = (struct aac_srb_reply *) fib_data(fibptr); | |
4ec57fb4 | 3324 | |
1da177e4 | 3325 | scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ |
727eead6 | 3326 | |
85d22bbf MR |
3327 | if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { |
3328 | /* fast response */ | |
3329 | srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); | |
3330 | srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); | |
3331 | } else { | |
3332 | /* | |
3333 | * Calculate resid for sg | |
3334 | */ | |
3335 | scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) | |
3336 | - le32_to_cpu(srbreply->data_xfer_length)); | |
4ec57fb4 | 3337 | } |
e3cc268f | 3338 | |
1da177e4 | 3339 | |
4ec57fb4 | 3340 | scsi_dma_unmap(scsicmd); |
1da177e4 | 3341 | |
4ec57fb4 RAR |
3342 | /* expose physical device if expose_physicald flag is on */ |
3343 | if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) | |
3344 | && expose_physicals > 0) | |
3345 | aac_expose_phy_device(scsicmd); | |
1da177e4 | 3346 | |
4ec57fb4 RAR |
3347 | /* |
3348 | * First check the fib status | |
3349 | */ | |
1da177e4 | 3350 | |
4ec57fb4 RAR |
3351 | if (le32_to_cpu(srbreply->status) != ST_OK) { |
3352 | int len; | |
1da177e4 | 3353 | |
4ec57fb4 RAR |
3354 | pr_warn("aac_srb_callback: srb failed, status = %d\n", |
3355 | le32_to_cpu(srbreply->status)); | |
3356 | len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), | |
3357 | SCSI_SENSE_BUFFERSIZE); | |
3358 | scsicmd->result = DID_ERROR << 16 | |
3359 | | COMMAND_COMPLETE << 8 | |
3360 | | SAM_STAT_CHECK_CONDITION; | |
3361 | memcpy(scsicmd->sense_buffer, | |
3362 | srbreply->sense_data, len); | |
3363 | } | |
1da177e4 | 3364 | |
4ec57fb4 RAR |
3365 | /* |
3366 | * Next check the srb status | |
3367 | */ | |
3368 | switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { | |
3369 | case SRB_STATUS_ERROR_RECOVERY: | |
3370 | case SRB_STATUS_PENDING: | |
3371 | case SRB_STATUS_SUCCESS: | |
3372 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; | |
3373 | break; | |
3374 | case SRB_STATUS_DATA_OVERRUN: | |
3375 | switch (scsicmd->cmnd[0]) { | |
3376 | case READ_6: | |
3377 | case WRITE_6: | |
3378 | case READ_10: | |
3379 | case WRITE_10: | |
3380 | case READ_12: | |
3381 | case WRITE_12: | |
3382 | case READ_16: | |
3383 | case WRITE_16: | |
3384 | if (le32_to_cpu(srbreply->data_xfer_length) | |
3385 | < scsicmd->underflow) | |
3386 | pr_warn("aacraid: SCSI CMD underflow\n"); | |
3387 | else | |
3388 | pr_warn("aacraid: SCSI CMD Data Overrun\n"); | |
55b87608 | 3389 | scsicmd->result = DID_ERROR << 16 |
4ec57fb4 RAR |
3390 | | COMMAND_COMPLETE << 8; |
3391 | break; | |
3392 | case INQUIRY: | |
3393 | scsicmd->result = DID_OK << 16 | |
3394 | | COMMAND_COMPLETE << 8; | |
55b87608 | 3395 | break; |
55b87608 | 3396 | default: |
4ec57fb4 RAR |
3397 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; |
3398 | break; | |
3399 | } | |
3400 | break; | |
3401 | case SRB_STATUS_ABORTED: | |
3402 | scsicmd->result = DID_ABORT << 16 | ABORT << 8; | |
3403 | break; | |
3404 | case SRB_STATUS_ABORT_FAILED: | |
3405 | /* | |
3406 | * Not sure about this one - but assuming the | |
3407 | * hba was trying to abort for some reason | |
3408 | */ | |
3409 | scsicmd->result = DID_ERROR << 16 | ABORT << 8; | |
3410 | break; | |
3411 | case SRB_STATUS_PARITY_ERROR: | |
3412 | scsicmd->result = DID_PARITY << 16 | |
3413 | | MSG_PARITY_ERROR << 8; | |
3414 | break; | |
3415 | case SRB_STATUS_NO_DEVICE: | |
3416 | case SRB_STATUS_INVALID_PATH_ID: | |
3417 | case SRB_STATUS_INVALID_TARGET_ID: | |
3418 | case SRB_STATUS_INVALID_LUN: | |
3419 | case SRB_STATUS_SELECTION_TIMEOUT: | |
3420 | scsicmd->result = DID_NO_CONNECT << 16 | |
3421 | | COMMAND_COMPLETE << 8; | |
3422 | break; | |
3423 | ||
3424 | case SRB_STATUS_COMMAND_TIMEOUT: | |
3425 | case SRB_STATUS_TIMEOUT: | |
3426 | scsicmd->result = DID_TIME_OUT << 16 | |
3427 | | COMMAND_COMPLETE << 8; | |
3428 | break; | |
3429 | ||
3430 | case SRB_STATUS_BUSY: | |
3431 | scsicmd->result = DID_BUS_BUSY << 16 | |
3432 | | COMMAND_COMPLETE << 8; | |
3433 | break; | |
3434 | ||
3435 | case SRB_STATUS_BUS_RESET: | |
3436 | scsicmd->result = DID_RESET << 16 | |
3437 | | COMMAND_COMPLETE << 8; | |
3438 | break; | |
3439 | ||
3440 | case SRB_STATUS_MESSAGE_REJECTED: | |
3441 | scsicmd->result = DID_ERROR << 16 | |
3442 | | MESSAGE_REJECT << 8; | |
3443 | break; | |
3444 | case SRB_STATUS_REQUEST_FLUSHED: | |
3445 | case SRB_STATUS_ERROR: | |
3446 | case SRB_STATUS_INVALID_REQUEST: | |
3447 | case SRB_STATUS_REQUEST_SENSE_FAILED: | |
3448 | case SRB_STATUS_NO_HBA: | |
3449 | case SRB_STATUS_UNEXPECTED_BUS_FREE: | |
3450 | case SRB_STATUS_PHASE_SEQUENCE_FAILURE: | |
3451 | case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: | |
3452 | case SRB_STATUS_DELAYED_RETRY: | |
3453 | case SRB_STATUS_BAD_FUNCTION: | |
3454 | case SRB_STATUS_NOT_STARTED: | |
3455 | case SRB_STATUS_NOT_IN_USE: | |
3456 | case SRB_STATUS_FORCE_ABORT: | |
3457 | case SRB_STATUS_DOMAIN_VALIDATION_FAIL: | |
3458 | default: | |
1da177e4 | 3459 | #ifdef AAC_DETAILED_STATUS_INFO |
4ec57fb4 RAR |
3460 | pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", |
3461 | le32_to_cpu(srbreply->srb_status) & 0x3F, | |
3462 | aac_get_status_string( | |
3463 | le32_to_cpu(srbreply->srb_status) & 0x3F), | |
3464 | scsicmd->cmnd[0], | |
3465 | le32_to_cpu(srbreply->scsi_status)); | |
1da177e4 | 3466 | #endif |
4ec57fb4 RAR |
3467 | /* |
3468 | * When the CC bit is SET by the host in ATA pass thru CDB, | |
3469 | * driver is supposed to return DID_OK | |
3470 | * | |
3471 | * When the CC bit is RESET by the host, driver should | |
3472 | * return DID_ERROR | |
3473 | */ | |
3474 | if ((scsicmd->cmnd[0] == ATA_12) | |
3475 | || (scsicmd->cmnd[0] == ATA_16)) { | |
3476 | ||
3477 | if (scsicmd->cmnd[2] & (0x01 << 5)) { | |
3478 | scsicmd->result = DID_OK << 16 | |
3479 | | COMMAND_COMPLETE << 8; | |
3480 | break; | |
1fc8010a RM |
3481 | } else { |
3482 | scsicmd->result = DID_ERROR << 16 | |
55b87608 | 3483 | | COMMAND_COMPLETE << 8; |
4ec57fb4 | 3484 | break; |
1fc8010a | 3485 | } |
4ec57fb4 RAR |
3486 | } else { |
3487 | scsicmd->result = DID_ERROR << 16 | |
3488 | | COMMAND_COMPLETE << 8; | |
3489 | break; | |
1fc8010a | 3490 | } |
4ec57fb4 RAR |
3491 | } |
3492 | if (le32_to_cpu(srbreply->scsi_status) | |
3493 | == SAM_STAT_CHECK_CONDITION) { | |
3494 | int len; | |
55b87608 | 3495 | |
4ec57fb4 RAR |
3496 | scsicmd->result |= SAM_STAT_CHECK_CONDITION; |
3497 | len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), | |
3498 | SCSI_SENSE_BUFFERSIZE); | |
1da177e4 | 3499 | #ifdef AAC_DETAILED_STATUS_INFO |
4ec57fb4 RAR |
3500 | pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", |
3501 | le32_to_cpu(srbreply->status), len); | |
1da177e4 | 3502 | #endif |
4ec57fb4 RAR |
3503 | memcpy(scsicmd->sense_buffer, |
3504 | srbreply->sense_data, len); | |
1da177e4 | 3505 | } |
4ec57fb4 | 3506 | |
1da177e4 LT |
3507 | /* |
3508 | * OR in the scsi status (already shifted up a bit) | |
3509 | */ | |
3510 | scsicmd->result |= le32_to_cpu(srbreply->scsi_status); | |
3511 | ||
bfb35aa8 | 3512 | aac_fib_complete(fibptr); |
8e0c5ebd | 3513 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
3514 | } |
3515 | ||
ab5d129f RAR |
3516 | static void hba_resp_task_complete(struct aac_dev *dev, |
3517 | struct scsi_cmnd *scsicmd, | |
3518 | struct aac_hba_resp *err) { | |
3519 | ||
3520 | scsicmd->result = err->status; | |
3521 | /* set residual count */ | |
3522 | scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); | |
3523 | ||
3524 | switch (err->status) { | |
3525 | case SAM_STAT_GOOD: | |
3526 | scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; | |
3527 | break; | |
3528 | case SAM_STAT_CHECK_CONDITION: | |
3529 | { | |
3530 | int len; | |
3531 | ||
3532 | len = min_t(u8, err->sense_response_data_len, | |
3533 | SCSI_SENSE_BUFFERSIZE); | |
3534 | if (len) | |
3535 | memcpy(scsicmd->sense_buffer, | |
3536 | err->sense_response_buf, len); | |
3537 | scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; | |
3538 | break; | |
3539 | } | |
3540 | case SAM_STAT_BUSY: | |
3541 | scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; | |
3542 | break; | |
3543 | case SAM_STAT_TASK_ABORTED: | |
3544 | scsicmd->result |= DID_ABORT << 16 | ABORT << 8; | |
3545 | break; | |
3546 | case SAM_STAT_RESERVATION_CONFLICT: | |
3547 | case SAM_STAT_TASK_SET_FULL: | |
3548 | default: | |
3549 | scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; | |
3550 | break; | |
3551 | } | |
3552 | } | |
3553 | ||
3554 | static void hba_resp_task_failure(struct aac_dev *dev, | |
3555 | struct scsi_cmnd *scsicmd, | |
3556 | struct aac_hba_resp *err) | |
3557 | { | |
3558 | switch (err->status) { | |
3559 | case HBA_RESP_STAT_HBAMODE_DISABLED: | |
3560 | { | |
3561 | u32 bus, cid; | |
3562 | ||
3563 | bus = aac_logical_to_phys(scmd_channel(scsicmd)); | |
3564 | cid = scmd_id(scsicmd); | |
3565 | if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { | |
3566 | dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; | |
3567 | dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; | |
3568 | } | |
3569 | scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; | |
3570 | break; | |
3571 | } | |
3572 | case HBA_RESP_STAT_IO_ERROR: | |
3573 | case HBA_RESP_STAT_NO_PATH_TO_DEVICE: | |
3574 | scsicmd->result = DID_OK << 16 | | |
3575 | COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; | |
3576 | break; | |
3577 | case HBA_RESP_STAT_IO_ABORTED: | |
3578 | scsicmd->result = DID_ABORT << 16 | ABORT << 8; | |
3579 | break; | |
3580 | case HBA_RESP_STAT_INVALID_DEVICE: | |
3581 | scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; | |
3582 | break; | |
3583 | case HBA_RESP_STAT_UNDERRUN: | |
3584 | /* UNDERRUN is OK */ | |
3585 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; | |
3586 | break; | |
3587 | case HBA_RESP_STAT_OVERRUN: | |
3588 | default: | |
3589 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; | |
3590 | break; | |
3591 | } | |
3592 | } | |
3593 | ||
1da177e4 LT |
3594 | /** |
3595 | * | |
ab5d129f RAR |
3596 | * aac_hba_callback |
3597 | * @context: the context set in the fib - here it is scsi cmd | |
3598 | * @fibptr: pointer to the fib | |
3599 | * | |
3600 | * Handles the completion of a native HBA scsi command | |
3601 | * | |
3602 | */ | |
3603 | void aac_hba_callback(void *context, struct fib *fibptr) | |
3604 | { | |
3605 | struct aac_dev *dev; | |
3606 | struct scsi_cmnd *scsicmd; | |
3607 | ||
3608 | struct aac_hba_resp *err = | |
3609 | &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; | |
3610 | ||
3611 | scsicmd = (struct scsi_cmnd *) context; | |
3612 | ||
3613 | if (!aac_valid_context(scsicmd, fibptr)) | |
3614 | return; | |
3615 | ||
3616 | WARN_ON(fibptr == NULL); | |
3617 | dev = fibptr->dev; | |
3618 | ||
3619 | if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) | |
3620 | scsi_dma_unmap(scsicmd); | |
3621 | ||
3622 | if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { | |
3623 | /* fast response */ | |
3624 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; | |
3625 | goto out; | |
3626 | } | |
3627 | ||
3628 | switch (err->service_response) { | |
3629 | case HBA_RESP_SVCRES_TASK_COMPLETE: | |
3630 | hba_resp_task_complete(dev, scsicmd, err); | |
3631 | break; | |
3632 | case HBA_RESP_SVCRES_FAILURE: | |
3633 | hba_resp_task_failure(dev, scsicmd, err); | |
3634 | break; | |
3635 | case HBA_RESP_SVCRES_TMF_REJECTED: | |
3636 | scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; | |
3637 | break; | |
3638 | case HBA_RESP_SVCRES_TMF_LUN_INVALID: | |
3639 | scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; | |
3640 | break; | |
3641 | case HBA_RESP_SVCRES_TMF_COMPLETE: | |
3642 | case HBA_RESP_SVCRES_TMF_SUCCEEDED: | |
3643 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; | |
3644 | break; | |
3645 | default: | |
3646 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; | |
3647 | break; | |
3648 | } | |
3649 | ||
3650 | out: | |
3651 | aac_fib_complete(fibptr); | |
3652 | ||
3653 | if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) | |
3654 | scsicmd->SCp.sent_command = 1; | |
3655 | else | |
3656 | scsicmd->scsi_done(scsicmd); | |
3657 | } | |
3658 | ||
3659 | /** | |
3660 | * | |
3661 | * aac_send_srb_fib | |
1da177e4 LT |
3662 | * @scsicmd: the scsi command block |
3663 | * | |
8ce3eca4 | 3664 | * This routine will form a FIB and fill in the aac_srb from the |
1da177e4 LT |
3665 | * scsicmd passed in. |
3666 | */ | |
3667 | ||
3668 | static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) | |
3669 | { | |
3670 | struct fib* cmd_fibcontext; | |
3671 | struct aac_dev* dev; | |
3672 | int status; | |
1da177e4 | 3673 | |
84971738 | 3674 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; |
e5718774 | 3675 | if (scmd_id(scsicmd) >= dev->maximum_num_physicals || |
84971738 | 3676 | scsicmd->device->lun > 7) { |
1da177e4 LT |
3677 | scsicmd->result = DID_NO_CONNECT << 16; |
3678 | scsicmd->scsi_done(scsicmd); | |
3679 | return 0; | |
3680 | } | |
3681 | ||
1da177e4 LT |
3682 | /* |
3683 | * Allocate and initialize a Fib then setup a BlockWrite command | |
3684 | */ | |
6bf3b630 | 3685 | cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); |
1ae948fa | 3686 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
e8f32de5 | 3687 | status = aac_adapter_scsi(cmd_fibcontext, scsicmd); |
1da177e4 | 3688 | |
1da177e4 LT |
3689 | /* |
3690 | * Check that the command queued to the controller | |
3691 | */ | |
1ae948fa | 3692 | if (status == -EINPROGRESS) |
1da177e4 | 3693 | return 0; |
1da177e4 | 3694 | |
bfb35aa8 MH |
3695 | printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); |
3696 | aac_fib_complete(cmd_fibcontext); | |
3697 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
3698 | |
3699 | return -1; | |
3700 | } | |
3701 | ||
ab5d129f RAR |
3702 | /** |
3703 | * | |
3704 | * aac_send_hba_fib | |
3705 | * @scsicmd: the scsi command block | |
3706 | * | |
3707 | * This routine will form a FIB and fill in the aac_hba_cmd_req from the | |
3708 | * scsicmd passed in. | |
3709 | */ | |
3710 | static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) | |
3711 | { | |
3712 | struct fib *cmd_fibcontext; | |
3713 | struct aac_dev *dev; | |
3714 | int status; | |
3715 | ||
3716 | dev = shost_priv(scsicmd->device->host); | |
3717 | if (scmd_id(scsicmd) >= dev->maximum_num_physicals || | |
3718 | scsicmd->device->lun > AAC_MAX_LUN - 1) { | |
3719 | scsicmd->result = DID_NO_CONNECT << 16; | |
3720 | scsicmd->scsi_done(scsicmd); | |
3721 | return 0; | |
3722 | } | |
3723 | ||
3724 | /* | |
3725 | * Allocate and initialize a Fib then setup a BlockWrite command | |
3726 | */ | |
3727 | cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); | |
3728 | if (!cmd_fibcontext) | |
3729 | return -1; | |
3730 | ||
1ae948fa | 3731 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
ab5d129f RAR |
3732 | status = aac_adapter_hba(cmd_fibcontext, scsicmd); |
3733 | ||
3734 | /* | |
3735 | * Check that the command queued to the controller | |
3736 | */ | |
1ae948fa | 3737 | if (status == -EINPROGRESS) |
ab5d129f | 3738 | return 0; |
ab5d129f RAR |
3739 | |
3740 | pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", | |
3741 | status); | |
3742 | aac_fib_complete(cmd_fibcontext); | |
3743 | aac_fib_free(cmd_fibcontext); | |
3744 | ||
3745 | return -1; | |
3746 | } | |
3747 | ||
3748 | ||
0b433447 | 3749 | static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) |
1da177e4 LT |
3750 | { |
3751 | struct aac_dev *dev; | |
3752 | unsigned long byte_count = 0; | |
727eead6 | 3753 | int nseg; |
a2260323 NP |
3754 | struct scatterlist *sg; |
3755 | int i; | |
1da177e4 LT |
3756 | |
3757 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
3758 | // Get rid of old data | |
3759 | psg->count = 0; | |
3760 | psg->sg[0].addr = 0; | |
727eead6 FT |
3761 | psg->sg[0].count = 0; |
3762 | ||
3763 | nseg = scsi_dma_map(scsicmd); | |
a2260323 | 3764 | if (nseg <= 0) |
0b433447 | 3765 | return nseg; |
1da177e4 | 3766 | |
a2260323 | 3767 | psg->count = cpu_to_le32(nseg); |
1da177e4 | 3768 | |
a2260323 NP |
3769 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
3770 | psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); | |
3771 | psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); | |
3772 | byte_count += sg_dma_len(sg); | |
3773 | } | |
3774 | /* hba wants the size to be exact */ | |
3775 | if (byte_count > scsi_bufflen(scsicmd)) { | |
3776 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
3777 | (byte_count - scsi_bufflen(scsicmd)); | |
3778 | psg->sg[i-1].count = cpu_to_le32(temp); | |
3779 | byte_count = scsi_bufflen(scsicmd); | |
1da177e4 | 3780 | } |
a2260323 NP |
3781 | /* Check for command underflow */ |
3782 | if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { | |
3783 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
3784 | byte_count, scsicmd->underflow); | |
3785 | } | |
3786 | ||
1da177e4 LT |
3787 | return byte_count; |
3788 | } | |
3789 | ||
3790 | ||
0b433447 | 3791 | static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) |
1da177e4 LT |
3792 | { |
3793 | struct aac_dev *dev; | |
3794 | unsigned long byte_count = 0; | |
56b58712 | 3795 | u64 addr; |
727eead6 | 3796 | int nseg; |
a2260323 NP |
3797 | struct scatterlist *sg; |
3798 | int i; | |
1da177e4 LT |
3799 | |
3800 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
3801 | // Get rid of old data | |
3802 | psg->count = 0; | |
3803 | psg->sg[0].addr[0] = 0; | |
3804 | psg->sg[0].addr[1] = 0; | |
3805 | psg->sg[0].count = 0; | |
727eead6 FT |
3806 | |
3807 | nseg = scsi_dma_map(scsicmd); | |
a2260323 | 3808 | if (nseg <= 0) |
0b433447 | 3809 | return nseg; |
a2260323 NP |
3810 | |
3811 | scsi_for_each_sg(scsicmd, sg, nseg, i) { | |
3812 | int count = sg_dma_len(sg); | |
3813 | addr = sg_dma_address(sg); | |
3814 | psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); | |
3815 | psg->sg[i].addr[1] = cpu_to_le32(addr>>32); | |
3816 | psg->sg[i].count = cpu_to_le32(count); | |
3817 | byte_count += count; | |
3818 | } | |
3819 | psg->count = cpu_to_le32(nseg); | |
3820 | /* hba wants the size to be exact */ | |
3821 | if (byte_count > scsi_bufflen(scsicmd)) { | |
3822 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
3823 | (byte_count - scsi_bufflen(scsicmd)); | |
3824 | psg->sg[i-1].count = cpu_to_le32(temp); | |
3825 | byte_count = scsi_bufflen(scsicmd); | |
1da177e4 | 3826 | } |
a2260323 NP |
3827 | /* Check for command underflow */ |
3828 | if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { | |
3829 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
3830 | byte_count, scsicmd->underflow); | |
3831 | } | |
3832 | ||
1da177e4 LT |
3833 | return byte_count; |
3834 | } | |
3835 | ||
0b433447 | 3836 | static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) |
0e68c003 | 3837 | { |
0e68c003 | 3838 | unsigned long byte_count = 0; |
727eead6 | 3839 | int nseg; |
a2260323 NP |
3840 | struct scatterlist *sg; |
3841 | int i; | |
0e68c003 MH |
3842 | |
3843 | // Get rid of old data | |
3844 | psg->count = 0; | |
3845 | psg->sg[0].next = 0; | |
3846 | psg->sg[0].prev = 0; | |
3847 | psg->sg[0].addr[0] = 0; | |
3848 | psg->sg[0].addr[1] = 0; | |
3849 | psg->sg[0].count = 0; | |
3850 | psg->sg[0].flags = 0; | |
727eead6 FT |
3851 | |
3852 | nseg = scsi_dma_map(scsicmd); | |
a2260323 | 3853 | if (nseg <= 0) |
0b433447 | 3854 | return nseg; |
a2260323 NP |
3855 | |
3856 | scsi_for_each_sg(scsicmd, sg, nseg, i) { | |
3857 | int count = sg_dma_len(sg); | |
3858 | u64 addr = sg_dma_address(sg); | |
3859 | psg->sg[i].next = 0; | |
3860 | psg->sg[i].prev = 0; | |
3861 | psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); | |
3862 | psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); | |
3863 | psg->sg[i].count = cpu_to_le32(count); | |
3864 | psg->sg[i].flags = 0; | |
3865 | byte_count += count; | |
3866 | } | |
3867 | psg->count = cpu_to_le32(nseg); | |
3868 | /* hba wants the size to be exact */ | |
3869 | if (byte_count > scsi_bufflen(scsicmd)) { | |
3870 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
3871 | (byte_count - scsi_bufflen(scsicmd)); | |
3872 | psg->sg[i-1].count = cpu_to_le32(temp); | |
3873 | byte_count = scsi_bufflen(scsicmd); | |
3874 | } | |
3875 | /* Check for command underflow */ | |
3876 | if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { | |
3877 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
3878 | byte_count, scsicmd->underflow); | |
0e68c003 | 3879 | } |
a2260323 | 3880 | |
0e68c003 MH |
3881 | return byte_count; |
3882 | } | |
3883 | ||
0b433447 MR |
3884 | static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, |
3885 | struct aac_raw_io2 *rio2, int sg_max) | |
85d22bbf MR |
3886 | { |
3887 | unsigned long byte_count = 0; | |
3888 | int nseg; | |
a2260323 NP |
3889 | struct scatterlist *sg; |
3890 | int i, conformable = 0; | |
3891 | u32 min_size = PAGE_SIZE, cur_size; | |
85d22bbf MR |
3892 | |
3893 | nseg = scsi_dma_map(scsicmd); | |
a2260323 | 3894 | if (nseg <= 0) |
0b433447 | 3895 | return nseg; |
85d22bbf | 3896 | |
a2260323 NP |
3897 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
3898 | int count = sg_dma_len(sg); | |
3899 | u64 addr = sg_dma_address(sg); | |
3900 | ||
3901 | BUG_ON(i >= sg_max); | |
3902 | rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); | |
3903 | rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); | |
3904 | cur_size = cpu_to_le32(count); | |
3905 | rio2->sge[i].length = cur_size; | |
3906 | rio2->sge[i].flags = 0; | |
3907 | if (i == 0) { | |
3908 | conformable = 1; | |
3909 | rio2->sgeFirstSize = cur_size; | |
3910 | } else if (i == 1) { | |
3911 | rio2->sgeNominalSize = cur_size; | |
3912 | min_size = cur_size; | |
3913 | } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { | |
3914 | conformable = 0; | |
3915 | if (cur_size < min_size) | |
3916 | min_size = cur_size; | |
85d22bbf | 3917 | } |
a2260323 NP |
3918 | byte_count += count; |
3919 | } | |
3920 | ||
3921 | /* hba wants the size to be exact */ | |
3922 | if (byte_count > scsi_bufflen(scsicmd)) { | |
3923 | u32 temp = le32_to_cpu(rio2->sge[i-1].length) - | |
3924 | (byte_count - scsi_bufflen(scsicmd)); | |
3925 | rio2->sge[i-1].length = cpu_to_le32(temp); | |
3926 | byte_count = scsi_bufflen(scsicmd); | |
3927 | } | |
3928 | ||
3929 | rio2->sgeCnt = cpu_to_le32(nseg); | |
3930 | rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); | |
3931 | /* not conformable: evaluate required sg elements */ | |
3932 | if (!conformable) { | |
3933 | int j, nseg_new = nseg, err_found; | |
3934 | for (i = min_size / PAGE_SIZE; i >= 1; --i) { | |
3935 | err_found = 0; | |
3936 | nseg_new = 2; | |
3937 | for (j = 1; j < nseg - 1; ++j) { | |
3938 | if (rio2->sge[j].length % (i*PAGE_SIZE)) { | |
3939 | err_found = 1; | |
85d22bbf | 3940 | break; |
a2260323 NP |
3941 | } |
3942 | nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); | |
85d22bbf | 3943 | } |
a2260323 NP |
3944 | if (!err_found) |
3945 | break; | |
85d22bbf | 3946 | } |
96676246 NP |
3947 | if (i > 0 && nseg_new <= sg_max) { |
3948 | int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); | |
3949 | ||
3950 | if (ret < 0) | |
3951 | return ret; | |
3952 | } | |
a2260323 NP |
3953 | } else |
3954 | rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); | |
3955 | ||
3956 | /* Check for command underflow */ | |
3957 | if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { | |
3958 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
3959 | byte_count, scsicmd->underflow); | |
85d22bbf MR |
3960 | } |
3961 | ||
3962 | return byte_count; | |
3963 | } | |
3964 | ||
3965 | static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) | |
3966 | { | |
3967 | struct sge_ieee1212 *sge; | |
3968 | int i, j, pos; | |
3969 | u32 addr_low; | |
3970 | ||
3971 | if (aac_convert_sgl == 0) | |
3972 | return 0; | |
3973 | ||
3974 | sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); | |
3975 | if (sge == NULL) | |
96676246 | 3976 | return -ENOMEM; |
85d22bbf MR |
3977 | |
3978 | for (i = 1, pos = 1; i < nseg-1; ++i) { | |
3979 | for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { | |
3980 | addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; | |
3981 | sge[pos].addrLow = addr_low; | |
3982 | sge[pos].addrHigh = rio2->sge[i].addrHigh; | |
3983 | if (addr_low < rio2->sge[i].addrLow) | |
3984 | sge[pos].addrHigh++; | |
3985 | sge[pos].length = pages * PAGE_SIZE; | |
3986 | sge[pos].flags = 0; | |
3987 | pos++; | |
3988 | } | |
3989 | } | |
3990 | sge[pos] = rio2->sge[nseg-1]; | |
3991 | memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); | |
3992 | ||
3993 | kfree(sge); | |
3994 | rio2->sgeCnt = cpu_to_le32(nseg_new); | |
3995 | rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); | |
3996 | rio2->sgeNominalSize = pages * PAGE_SIZE; | |
3997 | return 0; | |
3998 | } | |
3999 | ||
ab5d129f RAR |
4000 | static long aac_build_sghba(struct scsi_cmnd *scsicmd, |
4001 | struct aac_hba_cmd_req *hbacmd, | |
4002 | int sg_max, | |
4003 | u64 sg_address) | |
4004 | { | |
4005 | unsigned long byte_count = 0; | |
4006 | int nseg; | |
4007 | struct scatterlist *sg; | |
4008 | int i; | |
4009 | u32 cur_size; | |
4010 | struct aac_hba_sgl *sge; | |
4011 | ||
ab5d129f RAR |
4012 | nseg = scsi_dma_map(scsicmd); |
4013 | if (nseg <= 0) { | |
4014 | byte_count = nseg; | |
4015 | goto out; | |
4016 | } | |
4017 | ||
4018 | if (nseg > HBA_MAX_SG_EMBEDDED) | |
4019 | sge = &hbacmd->sge[2]; | |
4020 | else | |
4021 | sge = &hbacmd->sge[0]; | |
4022 | ||
4023 | scsi_for_each_sg(scsicmd, sg, nseg, i) { | |
4024 | int count = sg_dma_len(sg); | |
4025 | u64 addr = sg_dma_address(sg); | |
4026 | ||
4027 | WARN_ON(i >= sg_max); | |
4028 | sge->addr_hi = cpu_to_le32((u32)(addr>>32)); | |
4029 | sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); | |
4030 | cur_size = cpu_to_le32(count); | |
4031 | sge->len = cur_size; | |
4032 | sge->flags = 0; | |
4033 | byte_count += count; | |
4034 | sge++; | |
4035 | } | |
4036 | ||
4037 | sge--; | |
4038 | /* hba wants the size to be exact */ | |
4039 | if (byte_count > scsi_bufflen(scsicmd)) { | |
4040 | u32 temp; | |
4041 | ||
4042 | temp = le32_to_cpu(sge->len) - byte_count | |
4043 | - scsi_bufflen(scsicmd); | |
4044 | sge->len = cpu_to_le32(temp); | |
4045 | byte_count = scsi_bufflen(scsicmd); | |
4046 | } | |
4047 | ||
4048 | if (nseg <= HBA_MAX_SG_EMBEDDED) { | |
4049 | hbacmd->emb_data_desc_count = cpu_to_le32(nseg); | |
4050 | sge->flags = cpu_to_le32(0x40000000); | |
4051 | } else { | |
4052 | /* not embedded */ | |
4053 | hbacmd->sge[0].flags = cpu_to_le32(0x80000000); | |
4054 | hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); | |
4055 | hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); | |
4056 | hbacmd->sge[0].addr_lo = | |
4057 | cpu_to_le32((u32)(sg_address & 0xffffffff)); | |
4058 | } | |
4059 | ||
4060 | /* Check for command underflow */ | |
4061 | if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { | |
4062 | pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", | |
4063 | byte_count, scsicmd->underflow); | |
4064 | } | |
4065 | out: | |
4066 | return byte_count; | |
4067 | } | |
4068 | ||
1da177e4 LT |
4069 | #ifdef AAC_DETAILED_STATUS_INFO |
4070 | ||
4071 | struct aac_srb_status_info { | |
4072 | u32 status; | |
4073 | char *str; | |
4074 | }; | |
4075 | ||
4076 | ||
4077 | static struct aac_srb_status_info srb_status_info[] = { | |
4078 | { SRB_STATUS_PENDING, "Pending Status"}, | |
4079 | { SRB_STATUS_SUCCESS, "Success"}, | |
4080 | { SRB_STATUS_ABORTED, "Aborted Command"}, | |
4081 | { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, | |
6391a113 | 4082 | { SRB_STATUS_ERROR, "Error Event"}, |
1da177e4 LT |
4083 | { SRB_STATUS_BUSY, "Device Busy"}, |
4084 | { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, | |
4085 | { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, | |
4086 | { SRB_STATUS_NO_DEVICE, "No Device"}, | |
4087 | { SRB_STATUS_TIMEOUT, "Timeout"}, | |
4088 | { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, | |
4089 | { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, | |
4090 | { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, | |
4091 | { SRB_STATUS_BUS_RESET, "Bus Reset"}, | |
4092 | { SRB_STATUS_PARITY_ERROR, "Parity Error"}, | |
4093 | { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, | |
4094 | { SRB_STATUS_NO_HBA, "No HBA"}, | |
4095 | { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, | |
4096 | { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, | |
4097 | { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, | |
4098 | { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, | |
4099 | { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, | |
4100 | { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, | |
6391a113 | 4101 | { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, |
1da177e4 LT |
4102 | { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, |
4103 | { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, | |
4104 | { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, | |
4105 | { SRB_STATUS_NOT_STARTED, "Not Started"}, | |
4106 | { SRB_STATUS_NOT_IN_USE, "Not In Use"}, | |
8ce3eca4 | 4107 | { SRB_STATUS_FORCE_ABORT, "Force Abort"}, |
1da177e4 LT |
4108 | { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, |
4109 | { 0xff, "Unknown Error"} | |
4110 | }; | |
4111 | ||
4112 | char *aac_get_status_string(u32 status) | |
4113 | { | |
4114 | int i; | |
4115 | ||
6391a113 TK |
4116 | for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) |
4117 | if (srb_status_info[i].status == status) | |
1da177e4 | 4118 | return srb_status_info[i].str; |
1da177e4 LT |
4119 | |
4120 | return "Bad Status Code"; | |
4121 | } | |
4122 | ||
4123 | #endif |