Commit | Line | Data |
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c82ee6d3 | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
1da177e4 LT |
2 | /* |
3 | * Adaptec AAC series RAID controller driver | |
fa195afe | 4 | * (c) Copyright 2001 Red Hat Inc. |
1da177e4 LT |
5 | * |
6 | * based on the old aacraid driver that is.. | |
7 | * Adaptec aacraid device driver for Linux. | |
8 | * | |
e8b12f0f | 9 | * Copyright (c) 2000-2010 Adaptec, Inc. |
f4babba0 RAR |
10 | * 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) |
11 | * 2016-2017 Microsemi Corp. (aacraid@microsemi.com) | |
1da177e4 | 12 | * |
f4babba0 RAR |
13 | * Module Name: |
14 | * aachba.c | |
15 | * | |
16 | * Abstract: Contains Interfaces to manage IOs. | |
1da177e4 LT |
17 | */ |
18 | ||
19 | #include <linux/kernel.h> | |
20 | #include <linux/init.h> | |
21 | #include <linux/types.h> | |
1da177e4 LT |
22 | #include <linux/pci.h> |
23 | #include <linux/spinlock.h> | |
24 | #include <linux/slab.h> | |
25 | #include <linux/completion.h> | |
26 | #include <linux/blkdev.h> | |
7c0f6ba6 | 27 | #include <linux/uaccess.h> |
3a0086a8 | 28 | #include <linux/highmem.h> /* For flush_kernel_dcache_page */ |
acf3368f | 29 | #include <linux/module.h> |
1da177e4 | 30 | |
4b000227 RAR |
31 | #include <asm/unaligned.h> |
32 | ||
1da177e4 LT |
33 | #include <scsi/scsi.h> |
34 | #include <scsi/scsi_cmnd.h> | |
35 | #include <scsi/scsi_device.h> | |
36 | #include <scsi/scsi_host.h> | |
37 | ||
38 | #include "aacraid.h" | |
39 | ||
40 | /* values for inqd_pdt: Peripheral device type in plain English */ | |
41 | #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ | |
42 | #define INQD_PDT_PROC 0x03 /* Processor device */ | |
43 | #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ | |
44 | #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ | |
45 | #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ | |
46 | #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ | |
47 | ||
48 | #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ | |
49 | #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ | |
50 | ||
1da177e4 LT |
51 | /* |
52 | * Sense codes | |
53 | */ | |
8ce3eca4 SM |
54 | |
55 | #define SENCODE_NO_SENSE 0x00 | |
56 | #define SENCODE_END_OF_DATA 0x00 | |
57 | #define SENCODE_BECOMING_READY 0x04 | |
58 | #define SENCODE_INIT_CMD_REQUIRED 0x04 | |
f956a669 | 59 | #define SENCODE_UNRECOVERED_READ_ERROR 0x11 |
8ce3eca4 SM |
60 | #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A |
61 | #define SENCODE_INVALID_COMMAND 0x20 | |
62 | #define SENCODE_LBA_OUT_OF_RANGE 0x21 | |
63 | #define SENCODE_INVALID_CDB_FIELD 0x24 | |
64 | #define SENCODE_LUN_NOT_SUPPORTED 0x25 | |
65 | #define SENCODE_INVALID_PARAM_FIELD 0x26 | |
66 | #define SENCODE_PARAM_NOT_SUPPORTED 0x26 | |
67 | #define SENCODE_PARAM_VALUE_INVALID 0x26 | |
68 | #define SENCODE_RESET_OCCURRED 0x29 | |
69 | #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E | |
70 | #define SENCODE_INQUIRY_DATA_CHANGED 0x3F | |
71 | #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 | |
72 | #define SENCODE_DIAGNOSTIC_FAILURE 0x40 | |
73 | #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 | |
74 | #define SENCODE_INVALID_MESSAGE_ERROR 0x49 | |
75 | #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c | |
76 | #define SENCODE_OVERLAPPED_COMMAND 0x4E | |
1da177e4 LT |
77 | |
78 | /* | |
79 | * Additional sense codes | |
80 | */ | |
8ce3eca4 SM |
81 | |
82 | #define ASENCODE_NO_SENSE 0x00 | |
83 | #define ASENCODE_END_OF_DATA 0x05 | |
84 | #define ASENCODE_BECOMING_READY 0x01 | |
85 | #define ASENCODE_INIT_CMD_REQUIRED 0x02 | |
86 | #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 | |
87 | #define ASENCODE_INVALID_COMMAND 0x00 | |
88 | #define ASENCODE_LBA_OUT_OF_RANGE 0x00 | |
89 | #define ASENCODE_INVALID_CDB_FIELD 0x00 | |
90 | #define ASENCODE_LUN_NOT_SUPPORTED 0x00 | |
91 | #define ASENCODE_INVALID_PARAM_FIELD 0x00 | |
92 | #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 | |
93 | #define ASENCODE_PARAM_VALUE_INVALID 0x02 | |
94 | #define ASENCODE_RESET_OCCURRED 0x00 | |
95 | #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 | |
96 | #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 | |
97 | #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 | |
98 | #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 | |
99 | #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 | |
100 | #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 | |
101 | #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 | |
102 | #define ASENCODE_OVERLAPPED_COMMAND 0x00 | |
1da177e4 LT |
103 | |
104 | #define BYTE0(x) (unsigned char)(x) | |
105 | #define BYTE1(x) (unsigned char)((x) >> 8) | |
106 | #define BYTE2(x) (unsigned char)((x) >> 16) | |
107 | #define BYTE3(x) (unsigned char)((x) >> 24) | |
108 | ||
b836439f MR |
109 | /* MODE_SENSE data format */ |
110 | typedef struct { | |
111 | struct { | |
112 | u8 data_length; | |
113 | u8 med_type; | |
114 | u8 dev_par; | |
115 | u8 bd_length; | |
116 | } __attribute__((packed)) hd; | |
117 | struct { | |
118 | u8 dens_code; | |
119 | u8 block_count[3]; | |
120 | u8 reserved; | |
121 | u8 block_length[3]; | |
122 | } __attribute__((packed)) bd; | |
123 | u8 mpc_buf[3]; | |
124 | } __attribute__((packed)) aac_modep_data; | |
125 | ||
126 | /* MODE_SENSE_10 data format */ | |
127 | typedef struct { | |
128 | struct { | |
129 | u8 data_length[2]; | |
130 | u8 med_type; | |
131 | u8 dev_par; | |
132 | u8 rsrvd[2]; | |
133 | u8 bd_length[2]; | |
134 | } __attribute__((packed)) hd; | |
135 | struct { | |
136 | u8 dens_code; | |
137 | u8 block_count[3]; | |
138 | u8 reserved; | |
139 | u8 block_length[3]; | |
140 | } __attribute__((packed)) bd; | |
141 | u8 mpc_buf[3]; | |
142 | } __attribute__((packed)) aac_modep10_data; | |
143 | ||
1da177e4 LT |
144 | /*------------------------------------------------------------------------------ |
145 | * S T R U C T S / T Y P E D E F S | |
146 | *----------------------------------------------------------------------------*/ | |
147 | /* SCSI inquiry data */ | |
148 | struct inquiry_data { | |
8ce3eca4 SM |
149 | u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ |
150 | u8 inqd_dtq; /* RMB | Device Type Qualifier */ | |
1da177e4 LT |
151 | u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ |
152 | u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ | |
153 | u8 inqd_len; /* Additional length (n-4) */ | |
154 | u8 inqd_pad1[2];/* Reserved - must be zero */ | |
155 | u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ | |
156 | u8 inqd_vid[8]; /* Vendor ID */ | |
157 | u8 inqd_pid[16];/* Product ID */ | |
158 | u8 inqd_prl[4]; /* Product Revision Level */ | |
159 | }; | |
160 | ||
5d910649 | 161 | /* Added for VPD 0x83 */ |
999b3ffc RAR |
162 | struct tvpd_id_descriptor_type_1 { |
163 | u8 codeset:4; /* VPD_CODE_SET */ | |
164 | u8 reserved:4; | |
165 | u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ | |
166 | u8 reserved2:4; | |
167 | u8 reserved3; | |
168 | u8 identifierlength; | |
169 | u8 venid[8]; | |
170 | u8 productid[16]; | |
171 | u8 serialnumber[8]; /* SN in ASCII */ | |
5d910649 | 172 | |
999b3ffc RAR |
173 | }; |
174 | ||
175 | struct tvpd_id_descriptor_type_2 { | |
176 | u8 codeset:4; /* VPD_CODE_SET */ | |
177 | u8 reserved:4; | |
178 | u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ | |
179 | u8 reserved2:4; | |
180 | u8 reserved3; | |
181 | u8 identifierlength; | |
182 | struct teu64id { | |
5d910649 MR |
183 | u32 Serial; |
184 | /* The serial number supposed to be 40 bits, | |
185 | * bit we only support 32, so make the last byte zero. */ | |
999b3ffc RAR |
186 | u8 reserved; |
187 | u8 venid[3]; | |
188 | } eu64id; | |
5d910649 | 189 | |
999b3ffc | 190 | }; |
5d910649 | 191 | |
999b3ffc RAR |
192 | struct tvpd_id_descriptor_type_3 { |
193 | u8 codeset : 4; /* VPD_CODE_SET */ | |
194 | u8 reserved : 4; | |
195 | u8 identifiertype : 4; /* VPD_IDENTIFIER_TYPE */ | |
196 | u8 reserved2 : 4; | |
197 | u8 reserved3; | |
198 | u8 identifierlength; | |
199 | u8 Identifier[16]; | |
200 | }; | |
201 | ||
202 | struct tvpd_page83 { | |
5d910649 MR |
203 | u8 DeviceType:5; |
204 | u8 DeviceTypeQualifier:3; | |
205 | u8 PageCode; | |
999b3ffc | 206 | u8 reserved; |
5d910649 | 207 | u8 PageLength; |
999b3ffc RAR |
208 | struct tvpd_id_descriptor_type_1 type1; |
209 | struct tvpd_id_descriptor_type_2 type2; | |
210 | struct tvpd_id_descriptor_type_3 type3; | |
211 | }; | |
5d910649 | 212 | |
1da177e4 LT |
213 | /* |
214 | * M O D U L E G L O B A L S | |
215 | */ | |
8ce3eca4 | 216 | |
0b433447 MR |
217 | static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); |
218 | static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); | |
219 | static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); | |
220 | static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, | |
221 | struct aac_raw_io2 *rio2, int sg_max); | |
ab5d129f RAR |
222 | static long aac_build_sghba(struct scsi_cmnd *scsicmd, |
223 | struct aac_hba_cmd_req *hbacmd, | |
224 | int sg_max, u64 sg_address); | |
0b433447 MR |
225 | static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, |
226 | int pages, int nseg, int nseg_new); | |
1da177e4 | 227 | static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); |
ab5d129f | 228 | static int aac_send_hba_fib(struct scsi_cmnd *scsicmd); |
1da177e4 LT |
229 | #ifdef AAC_DETAILED_STATUS_INFO |
230 | static char *aac_get_status_string(u32 status); | |
231 | #endif | |
232 | ||
233 | /* | |
234 | * Non dasd selection is handled entirely in aachba now | |
8ce3eca4 SM |
235 | */ |
236 | ||
1da177e4 | 237 | static int nondasd = -1; |
d8e96507 | 238 | static int aac_cache = 2; /* WCE=0 to avoid performance problems */ |
1da177e4 | 239 | static int dacmode = -1; |
8ef22247 | 240 | int aac_msi; |
1208bab5 | 241 | int aac_commit = -1; |
404d9a90 MH |
242 | int startup_timeout = 180; |
243 | int aif_timeout = 120; | |
11604612 | 244 | int aac_sync_mode; /* Only Sync. transfer - disabled */ |
85d22bbf | 245 | int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ |
1da177e4 | 246 | |
11604612 MR |
247 | module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); |
248 | MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" | |
249 | " 0=off, 1=on"); | |
85d22bbf MR |
250 | module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); |
251 | MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" | |
252 | " 0=off, 1=on"); | |
9a72f976 | 253 | module_param(nondasd, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
254 | MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." |
255 | " 0=off, 1=on"); | |
95e852e1 | 256 | module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
257 | MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" |
258 | "\tbit 0 - Disable FUA in WRITE SCSI commands\n" | |
259 | "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" | |
d8e96507 | 260 | "\tbit 2 - Disable only if Battery is protecting Cache"); |
9a72f976 | 261 | module_param(dacmode, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
262 | MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." |
263 | " 0=off, 1=on"); | |
1208bab5 | 264 | module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
265 | MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" |
266 | " adapter for foreign arrays.\n" | |
267 | "This is typically needed in systems that do not have a BIOS." | |
268 | " 0=off, 1=on"); | |
269 | module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); | |
270 | MODULE_PARM_DESC(msi, "IRQ handling." | |
9022d375 | 271 | " 0=PIC(default), 1=MSI, 2=MSI-X)"); |
404d9a90 | 272 | module_param(startup_timeout, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
273 | MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" |
274 | " adapter to have it's kernel up and\n" | |
275 | "running. This is typically adjusted for large systems that do not" | |
276 | " have a BIOS."); | |
404d9a90 | 277 | module_param(aif_timeout, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
278 | MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" |
279 | " applications to pick up AIFs before\n" | |
280 | "deregistering them. This is typically adjusted for heavily burdened" | |
281 | " systems."); | |
1da177e4 | 282 | |
09624645 RAR |
283 | int aac_fib_dump; |
284 | module_param(aac_fib_dump, int, 0644); | |
285 | MODULE_PARM_DESC(aac_fib_dump, "Dump controller fibs prior to IOP_RESET 0=off, 1=on"); | |
286 | ||
7c00ffa3 MH |
287 | int numacb = -1; |
288 | module_param(numacb, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
289 | MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" |
290 | " blocks (FIB) allocated. Valid values are 512 and down. Default is" | |
291 | " to use suggestion from Firmware."); | |
7c00ffa3 MH |
292 | |
293 | int acbsize = -1; | |
294 | module_param(acbsize, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
295 | MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" |
296 | " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" | |
297 | " suggestion from Firmware."); | |
653ba58d | 298 | |
29c97684 SM |
299 | int update_interval = 30 * 60; |
300 | module_param(update_interval, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
301 | MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" |
302 | " updates issued to adapter."); | |
29c97684 | 303 | |
11da1b7c | 304 | int check_interval = 60; |
29c97684 | 305 | module_param(check_interval, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
306 | MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" |
307 | " checks."); | |
29c97684 | 308 | |
87f3bda3 AM |
309 | int aac_check_reset = 1; |
310 | module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); | |
95e7a8ef | 311 | MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" |
8ef22247 SM |
312 | " adapter. a value of -1 forces the reset to adapters programmed to" |
313 | " ignore it."); | |
29c97684 | 314 | |
e37ee4be | 315 | int expose_physicals = -1; |
653ba58d | 316 | module_param(expose_physicals, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
317 | MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." |
318 | " -1=protect 0=off, 1=on"); | |
03d44337 | 319 | |
8ef22247 | 320 | int aac_reset_devices; |
1208bab5 SM |
321 | module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); |
322 | MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); | |
03d44337 | 323 | |
d8e96507 LA |
324 | int aac_wwn = 1; |
325 | module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); | |
326 | MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" | |
327 | "\t0 - Disable\n" | |
328 | "\t1 - Array Meta Data Signature (default)\n" | |
329 | "\t2 - Adapter Serial Number"); | |
330 | ||
331 | ||
03d44337 MH |
332 | static inline int aac_valid_context(struct scsi_cmnd *scsicmd, |
333 | struct fib *fibptr) { | |
334 | struct scsi_device *device; | |
335 | ||
8ce3eca4 | 336 | if (unlikely(!scsicmd || !scsicmd->scsi_done)) { |
c835e372 | 337 | dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); |
8ce3eca4 | 338 | aac_fib_complete(fibptr); |
8ce3eca4 SM |
339 | return 0; |
340 | } | |
03d44337 MH |
341 | scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; |
342 | device = scsicmd->device; | |
3ffd6c5a | 343 | if (unlikely(!device)) { |
03d44337 MH |
344 | dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); |
345 | aac_fib_complete(fibptr); | |
03d44337 MH |
346 | return 0; |
347 | } | |
348 | return 1; | |
349 | } | |
350 | ||
1da177e4 LT |
351 | /** |
352 | * aac_get_config_status - check the adapter configuration | |
b115958d LJ |
353 | * @dev: aac driver data |
354 | * @commit_flag: force sending CT_COMMIT_CONFIG | |
1da177e4 LT |
355 | * |
356 | * Query config status, and commit the configuration if needed. | |
357 | */ | |
8c867b25 | 358 | int aac_get_config_status(struct aac_dev *dev, int commit_flag) |
1da177e4 LT |
359 | { |
360 | int status = 0; | |
361 | struct fib * fibptr; | |
362 | ||
bfb35aa8 | 363 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
364 | return -ENOMEM; |
365 | ||
bfb35aa8 | 366 | aac_fib_init(fibptr); |
1da177e4 LT |
367 | { |
368 | struct aac_get_config_status *dinfo; | |
369 | dinfo = (struct aac_get_config_status *) fib_data(fibptr); | |
370 | ||
371 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
372 | dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); | |
373 | dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); | |
374 | } | |
375 | ||
bfb35aa8 | 376 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
377 | fibptr, |
378 | sizeof (struct aac_get_config_status), | |
379 | FsaNormal, | |
380 | 1, 1, | |
381 | NULL, NULL); | |
8ce3eca4 | 382 | if (status < 0) { |
1da177e4 LT |
383 | printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); |
384 | } else { | |
385 | struct aac_get_config_status_resp *reply | |
386 | = (struct aac_get_config_status_resp *) fib_data(fibptr); | |
387 | dprintk((KERN_WARNING | |
388 | "aac_get_config_status: response=%d status=%d action=%d\n", | |
389 | le32_to_cpu(reply->response), | |
390 | le32_to_cpu(reply->status), | |
391 | le32_to_cpu(reply->data.action))); | |
392 | if ((le32_to_cpu(reply->response) != ST_OK) || | |
393 | (le32_to_cpu(reply->status) != CT_OK) || | |
394 | (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { | |
395 | printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); | |
396 | status = -EINVAL; | |
397 | } | |
398 | } | |
cacb6dc3 PNRCEH |
399 | /* Do not set XferState to zero unless receives a response from F/W */ |
400 | if (status >= 0) | |
401 | aac_fib_complete(fibptr); | |
402 | ||
1da177e4 LT |
403 | /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ |
404 | if (status >= 0) { | |
1208bab5 | 405 | if ((aac_commit == 1) || commit_flag) { |
1da177e4 | 406 | struct aac_commit_config * dinfo; |
bfb35aa8 | 407 | aac_fib_init(fibptr); |
1da177e4 | 408 | dinfo = (struct aac_commit_config *) fib_data(fibptr); |
8ce3eca4 | 409 | |
1da177e4 LT |
410 | dinfo->command = cpu_to_le32(VM_ContainerConfig); |
411 | dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); | |
8ce3eca4 | 412 | |
bfb35aa8 | 413 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
414 | fibptr, |
415 | sizeof (struct aac_commit_config), | |
416 | FsaNormal, | |
417 | 1, 1, | |
418 | NULL, NULL); | |
cacb6dc3 PNRCEH |
419 | /* Do not set XferState to zero unless |
420 | * receives a response from F/W */ | |
421 | if (status >= 0) | |
422 | aac_fib_complete(fibptr); | |
1208bab5 | 423 | } else if (aac_commit == 0) { |
1da177e4 LT |
424 | printk(KERN_WARNING |
425 | "aac_get_config_status: Foreign device configurations are being ignored\n"); | |
426 | } | |
427 | } | |
cacb6dc3 PNRCEH |
428 | /* FIB should be freed only after getting the response from the F/W */ |
429 | if (status != -ERESTARTSYS) | |
430 | aac_fib_free(fibptr); | |
1da177e4 LT |
431 | return status; |
432 | } | |
433 | ||
e3cc268f RM |
434 | static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) |
435 | { | |
436 | char inq_data; | |
437 | scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); | |
438 | if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { | |
439 | inq_data &= 0xdf; | |
440 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); | |
441 | } | |
442 | } | |
443 | ||
1da177e4 LT |
444 | /** |
445 | * aac_get_containers - list containers | |
b115958d | 446 | * @dev: aac driver data |
1da177e4 LT |
447 | * |
448 | * Make a list of all containers on this controller | |
449 | */ | |
450 | int aac_get_containers(struct aac_dev *dev) | |
451 | { | |
452 | struct fsa_dev_info *fsa_dev_ptr; | |
8ce3eca4 | 453 | u32 index; |
1da177e4 LT |
454 | int status = 0; |
455 | struct fib * fibptr; | |
1da177e4 LT |
456 | struct aac_get_container_count *dinfo; |
457 | struct aac_get_container_count_resp *dresp; | |
458 | int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; | |
459 | ||
bfb35aa8 | 460 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
461 | return -ENOMEM; |
462 | ||
bfb35aa8 | 463 | aac_fib_init(fibptr); |
1da177e4 LT |
464 | dinfo = (struct aac_get_container_count *) fib_data(fibptr); |
465 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
466 | dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); | |
467 | ||
bfb35aa8 | 468 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
469 | fibptr, |
470 | sizeof (struct aac_get_container_count), | |
471 | FsaNormal, | |
472 | 1, 1, | |
473 | NULL, NULL); | |
474 | if (status >= 0) { | |
475 | dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); | |
476 | maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); | |
1c68856e | 477 | if (fibptr->dev->supplement_adapter_info.supported_options2 & |
a7129a54 MR |
478 | AAC_OPTION_SUPPORTED_240_VOLUMES) { |
479 | maximum_num_containers = | |
480 | le32_to_cpu(dresp->MaxSimpleVolumes); | |
481 | } | |
bfb35aa8 | 482 | aac_fib_complete(fibptr); |
1da177e4 | 483 | } |
cacb6dc3 PNRCEH |
484 | /* FIB should be freed only after getting the response from the F/W */ |
485 | if (status != -ERESTARTSYS) | |
486 | aac_fib_free(fibptr); | |
1da177e4 LT |
487 | |
488 | if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) | |
489 | maximum_num_containers = MAXIMUM_NUM_CONTAINERS; | |
3ffd6c5a RAR |
490 | if (dev->fsa_dev == NULL || |
491 | dev->maximum_num_containers != maximum_num_containers) { | |
492 | ||
493 | fsa_dev_ptr = dev->fsa_dev; | |
494 | ||
495 | dev->fsa_dev = kcalloc(maximum_num_containers, | |
496 | sizeof(*fsa_dev_ptr), GFP_KERNEL); | |
497 | ||
498 | kfree(fsa_dev_ptr); | |
499 | fsa_dev_ptr = NULL; | |
1da177e4 | 500 | |
1da177e4 | 501 | |
3ffd6c5a RAR |
502 | if (!dev->fsa_dev) |
503 | return -ENOMEM; | |
504 | ||
505 | dev->maximum_num_containers = maximum_num_containers; | |
506 | } | |
507 | for (index = 0; index < dev->maximum_num_containers; index++) { | |
508 | dev->fsa_dev[index].devname[0] = '\0'; | |
509 | dev->fsa_dev[index].valid = 0; | |
1da177e4 | 510 | |
fe76df42 | 511 | status = aac_probe_container(dev, index); |
1da177e4 | 512 | |
fe76df42 | 513 | if (status < 0) { |
1da177e4 LT |
514 | printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); |
515 | break; | |
516 | } | |
1da177e4 | 517 | } |
1da177e4 LT |
518 | return status; |
519 | } | |
520 | ||
1da177e4 LT |
521 | static void get_container_name_callback(void *context, struct fib * fibptr) |
522 | { | |
523 | struct aac_get_name_resp * get_name_reply; | |
524 | struct scsi_cmnd * scsicmd; | |
525 | ||
526 | scsicmd = (struct scsi_cmnd *) context; | |
527 | ||
03d44337 MH |
528 | if (!aac_valid_context(scsicmd, fibptr)) |
529 | return; | |
530 | ||
1da177e4 | 531 | dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); |
125e1874 | 532 | BUG_ON(fibptr == NULL); |
1da177e4 LT |
533 | |
534 | get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); | |
535 | /* Failure is irrelevant, using default value instead */ | |
536 | if ((le32_to_cpu(get_name_reply->status) == CT_OK) | |
537 | && (get_name_reply->data[0] != '\0')) { | |
3b2946cc | 538 | char *sp = get_name_reply->data; |
c593642c | 539 | int data_size = sizeof_field(struct aac_get_name_resp, data); |
c8026732 RAR |
540 | |
541 | sp[data_size - 1] = '\0'; | |
1da177e4 LT |
542 | while (*sp == ' ') |
543 | ++sp; | |
3b2946cc | 544 | if (*sp) { |
d4345028 | 545 | struct inquiry_data inq; |
3b2946cc MH |
546 | char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; |
547 | int count = sizeof(d); | |
548 | char *dp = d; | |
549 | do { | |
550 | *dp++ = (*sp) ? *sp++ : ' '; | |
551 | } while (--count > 0); | |
d4345028 FT |
552 | |
553 | scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); | |
554 | memcpy(inq.inqd_pid, d, sizeof(d)); | |
555 | scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); | |
3b2946cc | 556 | } |
1da177e4 | 557 | } |
3b2946cc | 558 | |
1da177e4 LT |
559 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
560 | ||
bfb35aa8 | 561 | aac_fib_complete(fibptr); |
8e0c5ebd | 562 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
563 | } |
564 | ||
e7eb414c | 565 | /* |
1da177e4 LT |
566 | * aac_get_container_name - get container name, none blocking. |
567 | */ | |
9e7c349c | 568 | static int aac_get_container_name(struct scsi_cmnd * scsicmd) |
1da177e4 LT |
569 | { |
570 | int status; | |
c8026732 | 571 | int data_size; |
1da177e4 LT |
572 | struct aac_get_name *dinfo; |
573 | struct fib * cmd_fibcontext; | |
574 | struct aac_dev * dev; | |
575 | ||
576 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
577 | ||
c593642c | 578 | data_size = sizeof_field(struct aac_get_name_resp, data); |
c8026732 | 579 | |
6bf3b630 | 580 | cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); |
1da177e4 | 581 | |
bfb35aa8 | 582 | aac_fib_init(cmd_fibcontext); |
1da177e4 | 583 | dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); |
1ae948fa | 584 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
1da177e4 LT |
585 | |
586 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
587 | dinfo->type = cpu_to_le32(CT_READ_NAME); | |
9e7c349c | 588 | dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); |
c8026732 | 589 | dinfo->count = cpu_to_le32(data_size - 1); |
1da177e4 | 590 | |
bfb35aa8 | 591 | status = aac_fib_send(ContainerCommand, |
8ce3eca4 | 592 | cmd_fibcontext, |
fb5d40d4 | 593 | sizeof(struct aac_get_name_resp), |
8ce3eca4 SM |
594 | FsaNormal, |
595 | 0, 1, | |
596 | (fib_callback)get_container_name_callback, | |
1da177e4 | 597 | (void *) scsicmd); |
8ce3eca4 | 598 | |
1da177e4 LT |
599 | /* |
600 | * Check that the command queued to the controller | |
601 | */ | |
1ae948fa | 602 | if (status == -EINPROGRESS) |
1da177e4 | 603 | return 0; |
8ce3eca4 | 604 | |
bfb35aa8 MH |
605 | printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); |
606 | aac_fib_complete(cmd_fibcontext); | |
1da177e4 LT |
607 | return -1; |
608 | } | |
609 | ||
fe76df42 | 610 | static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) |
1da177e4 | 611 | { |
fe76df42 | 612 | struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; |
1da177e4 | 613 | |
1a655040 | 614 | if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) |
fe76df42 | 615 | return aac_scsi_cmd(scsicmd); |
1da177e4 | 616 | |
fe76df42 MH |
617 | scsicmd->result = DID_NO_CONNECT << 16; |
618 | scsicmd->scsi_done(scsicmd); | |
619 | return 0; | |
620 | } | |
621 | ||
1a655040 | 622 | static void _aac_probe_container2(void * context, struct fib * fibptr) |
fe76df42 | 623 | { |
03d44337 | 624 | struct fsa_dev_info *fsa_dev_ptr; |
fe76df42 | 625 | int (*callback)(struct scsi_cmnd *); |
03d44337 | 626 | struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; |
999b3ffc | 627 | int i; |
03d44337 | 628 | |
03d44337 | 629 | |
1a655040 SM |
630 | if (!aac_valid_context(scsicmd, fibptr)) |
631 | return; | |
fe76df42 MH |
632 | |
633 | scsicmd->SCp.Status = 0; | |
1a655040 | 634 | fsa_dev_ptr = fibptr->dev->fsa_dev; |
fe76df42 MH |
635 | if (fsa_dev_ptr) { |
636 | struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); | |
1c68856e RAR |
637 | __le32 sup_options2; |
638 | ||
fe76df42 | 639 | fsa_dev_ptr += scmd_id(scsicmd); |
1c68856e RAR |
640 | sup_options2 = |
641 | fibptr->dev->supplement_adapter_info.supported_options2; | |
fe76df42 MH |
642 | |
643 | if ((le32_to_cpu(dresp->status) == ST_OK) && | |
644 | (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && | |
645 | (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { | |
1c68856e | 646 | if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { |
b836439f MR |
647 | dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; |
648 | fsa_dev_ptr->block_size = 0x200; | |
649 | } else { | |
650 | fsa_dev_ptr->block_size = | |
651 | le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); | |
652 | } | |
999b3ffc RAR |
653 | for (i = 0; i < 16; i++) |
654 | fsa_dev_ptr->identifier[i] = | |
655 | dresp->mnt[0].fileinfo.bdevinfo | |
656 | .identifier[i]; | |
fe76df42 | 657 | fsa_dev_ptr->valid = 1; |
655d722c MS |
658 | /* sense_key holds the current state of the spin-up */ |
659 | if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) | |
660 | fsa_dev_ptr->sense_data.sense_key = NOT_READY; | |
661 | else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) | |
662 | fsa_dev_ptr->sense_data.sense_key = NO_SENSE; | |
fe76df42 MH |
663 | fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); |
664 | fsa_dev_ptr->size | |
665 | = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + | |
666 | (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); | |
667 | fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); | |
668 | } | |
669 | if ((fsa_dev_ptr->valid & 1) == 0) | |
670 | fsa_dev_ptr->valid = 0; | |
671 | scsicmd->SCp.Status = le32_to_cpu(dresp->count); | |
672 | } | |
673 | aac_fib_complete(fibptr); | |
674 | aac_fib_free(fibptr); | |
675 | callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); | |
676 | scsicmd->SCp.ptr = NULL; | |
1a655040 SM |
677 | (*callback)(scsicmd); |
678 | return; | |
fe76df42 MH |
679 | } |
680 | ||
1a655040 | 681 | static void _aac_probe_container1(void * context, struct fib * fibptr) |
fe76df42 MH |
682 | { |
683 | struct scsi_cmnd * scsicmd; | |
684 | struct aac_mount * dresp; | |
685 | struct aac_query_mount *dinfo; | |
686 | int status; | |
687 | ||
688 | dresp = (struct aac_mount *) fib_data(fibptr); | |
6c92f7db | 689 | if (!aac_supports_2T(fibptr->dev)) { |
b836439f | 690 | dresp->mnt[0].capacityhigh = 0; |
6c92f7db DC |
691 | if ((le32_to_cpu(dresp->status) == ST_OK) && |
692 | (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { | |
693 | _aac_probe_container2(context, fibptr); | |
694 | return; | |
695 | } | |
1a655040 | 696 | } |
fe76df42 | 697 | scsicmd = (struct scsi_cmnd *) context; |
1da177e4 | 698 | |
03d44337 | 699 | if (!aac_valid_context(scsicmd, fibptr)) |
1a655040 | 700 | return; |
03d44337 | 701 | |
bfb35aa8 | 702 | aac_fib_init(fibptr); |
1da177e4 LT |
703 | |
704 | dinfo = (struct aac_query_mount *)fib_data(fibptr); | |
705 | ||
1c68856e | 706 | if (fibptr->dev->supplement_adapter_info.supported_options2 & |
b836439f MR |
707 | AAC_OPTION_VARIABLE_BLOCK_SIZE) |
708 | dinfo->command = cpu_to_le32(VM_NameServeAllBlk); | |
709 | else | |
710 | dinfo->command = cpu_to_le32(VM_NameServe64); | |
711 | ||
fe76df42 | 712 | dinfo->count = cpu_to_le32(scmd_id(scsicmd)); |
1da177e4 | 713 | dinfo->type = cpu_to_le32(FT_FILESYS); |
1ae948fa | 714 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
1da177e4 | 715 | |
bfb35aa8 | 716 | status = aac_fib_send(ContainerCommand, |
fe76df42 MH |
717 | fibptr, |
718 | sizeof(struct aac_query_mount), | |
719 | FsaNormal, | |
720 | 0, 1, | |
1a655040 | 721 | _aac_probe_container2, |
fe76df42 MH |
722 | (void *) scsicmd); |
723 | /* | |
724 | * Check that the command queued to the controller | |
725 | */ | |
1ae948fa | 726 | if (status < 0 && status != -EINPROGRESS) { |
fe76df42 MH |
727 | /* Inherit results from VM_NameServe, if any */ |
728 | dresp->status = cpu_to_le32(ST_OK); | |
1a655040 | 729 | _aac_probe_container2(context, fibptr); |
1da177e4 | 730 | } |
fe76df42 | 731 | } |
1da177e4 | 732 | |
fe76df42 MH |
733 | static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) |
734 | { | |
735 | struct fib * fibptr; | |
736 | int status = -ENOMEM; | |
737 | ||
738 | if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { | |
739 | struct aac_query_mount *dinfo; | |
740 | ||
741 | aac_fib_init(fibptr); | |
742 | ||
743 | dinfo = (struct aac_query_mount *)fib_data(fibptr); | |
1da177e4 | 744 | |
1c68856e | 745 | if (fibptr->dev->supplement_adapter_info.supported_options2 & |
b836439f MR |
746 | AAC_OPTION_VARIABLE_BLOCK_SIZE) |
747 | dinfo->command = cpu_to_le32(VM_NameServeAllBlk); | |
748 | else | |
749 | dinfo->command = cpu_to_le32(VM_NameServe); | |
750 | ||
fe76df42 | 751 | dinfo->count = cpu_to_le32(scmd_id(scsicmd)); |
7a8cf29d | 752 | dinfo->type = cpu_to_le32(FT_FILESYS); |
fe76df42 | 753 | scsicmd->SCp.ptr = (char *)callback; |
1ae948fa | 754 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
7a8cf29d | 755 | |
fe76df42 MH |
756 | status = aac_fib_send(ContainerCommand, |
757 | fibptr, | |
758 | sizeof(struct aac_query_mount), | |
759 | FsaNormal, | |
760 | 0, 1, | |
1a655040 | 761 | _aac_probe_container1, |
fe76df42 MH |
762 | (void *) scsicmd); |
763 | /* | |
764 | * Check that the command queued to the controller | |
765 | */ | |
1ae948fa | 766 | if (status == -EINPROGRESS) |
fe76df42 | 767 | return 0; |
1ae948fa | 768 | |
fe76df42 MH |
769 | if (status < 0) { |
770 | scsicmd->SCp.ptr = NULL; | |
771 | aac_fib_complete(fibptr); | |
772 | aac_fib_free(fibptr); | |
773 | } | |
774 | } | |
775 | if (status < 0) { | |
776 | struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; | |
777 | if (fsa_dev_ptr) { | |
778 | fsa_dev_ptr += scmd_id(scsicmd); | |
779 | if ((fsa_dev_ptr->valid & 1) == 0) { | |
780 | fsa_dev_ptr->valid = 0; | |
781 | return (*callback)(scsicmd); | |
782 | } | |
783 | } | |
1da177e4 | 784 | } |
fe76df42 MH |
785 | return status; |
786 | } | |
1da177e4 | 787 | |
fe76df42 MH |
788 | /** |
789 | * aac_probe_container - query a logical volume | |
e7eb414c | 790 | * @scsicmd: the scsi command block |
fe76df42 MH |
791 | * |
792 | * Queries the controller about the given volume. The volume information | |
793 | * is updated in the struct fsa_dev_info structure rather than returned. | |
794 | */ | |
795 | static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) | |
796 | { | |
797 | scsicmd->device = NULL; | |
798 | return 0; | |
799 | } | |
1da177e4 | 800 | |
779dfcf6 PT |
801 | static void aac_probe_container_scsi_done(struct scsi_cmnd *scsi_cmnd) |
802 | { | |
803 | aac_probe_container_callback1(scsi_cmnd); | |
804 | } | |
805 | ||
fe76df42 MH |
806 | int aac_probe_container(struct aac_dev *dev, int cid) |
807 | { | |
808 | struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); | |
809 | struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); | |
810 | int status; | |
811 | ||
812 | if (!scsicmd || !scsidev) { | |
813 | kfree(scsicmd); | |
814 | kfree(scsidev); | |
815 | return -ENOMEM; | |
816 | } | |
779dfcf6 | 817 | scsicmd->scsi_done = aac_probe_container_scsi_done; |
fe76df42 MH |
818 | |
819 | scsicmd->device = scsidev; | |
820 | scsidev->sdev_state = 0; | |
821 | scsidev->id = cid; | |
822 | scsidev->host = dev->scsi_host_ptr; | |
823 | ||
824 | if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) | |
825 | while (scsicmd->device == scsidev) | |
826 | schedule(); | |
802ae2f0 | 827 | kfree(scsidev); |
fe76df42 MH |
828 | status = scsicmd->SCp.Status; |
829 | kfree(scsicmd); | |
1da177e4 LT |
830 | return status; |
831 | } | |
832 | ||
833 | /* Local Structure to set SCSI inquiry data strings */ | |
834 | struct scsi_inq { | |
835 | char vid[8]; /* Vendor ID */ | |
836 | char pid[16]; /* Product ID */ | |
837 | char prl[4]; /* Product Revision Level */ | |
838 | }; | |
839 | ||
840 | /** | |
841 | * InqStrCopy - string merge | |
842 | * @a: string to copy from | |
843 | * @b: string to copy to | |
844 | * | |
8ce3eca4 | 845 | * Copy a String from one location to another |
1da177e4 LT |
846 | * without copying \0 |
847 | */ | |
848 | ||
849 | static void inqstrcpy(char *a, char *b) | |
850 | { | |
851 | ||
8ce3eca4 | 852 | while (*a != (char)0) |
1da177e4 LT |
853 | *b++ = *a++; |
854 | } | |
855 | ||
856 | static char *container_types[] = { | |
8ce3eca4 SM |
857 | "None", |
858 | "Volume", | |
859 | "Mirror", | |
860 | "Stripe", | |
861 | "RAID5", | |
862 | "SSRW", | |
863 | "SSRO", | |
864 | "Morph", | |
865 | "Legacy", | |
866 | "RAID4", | |
867 | "RAID10", | |
868 | "RAID00", | |
869 | "V-MIRRORS", | |
870 | "PSEUDO R4", | |
1da177e4 | 871 | "RAID50", |
84971738 MH |
872 | "RAID5D", |
873 | "RAID5D0", | |
874 | "RAID1E", | |
875 | "RAID6", | |
876 | "RAID60", | |
8ce3eca4 | 877 | "Unknown" |
1da177e4 LT |
878 | }; |
879 | ||
17eaacee SM |
880 | char * get_container_type(unsigned tindex) |
881 | { | |
882 | if (tindex >= ARRAY_SIZE(container_types)) | |
883 | tindex = ARRAY_SIZE(container_types) - 1; | |
884 | return container_types[tindex]; | |
885 | } | |
1da177e4 LT |
886 | |
887 | /* Function: setinqstr | |
888 | * | |
889 | * Arguments: [1] pointer to void [1] int | |
890 | * | |
891 | * Purpose: Sets SCSI inquiry data strings for vendor, product | |
25985edc LDM |
892 | * and revision level. Allows strings to be set in platform dependent |
893 | * files instead of in OS dependent driver source. | |
1da177e4 LT |
894 | */ |
895 | ||
794d0601 | 896 | static void setinqstr(struct aac_dev *dev, void *data, int tindex) |
1da177e4 LT |
897 | { |
898 | struct scsi_inq *str; | |
1c68856e | 899 | struct aac_supplement_adapter_info *sup_adap_info; |
1da177e4 | 900 | |
1c68856e | 901 | sup_adap_info = &dev->supplement_adapter_info; |
1da177e4 | 902 | str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ |
794d0601 MH |
903 | memset(str, ' ', sizeof(*str)); |
904 | ||
1c68856e | 905 | if (sup_adap_info->adapter_type_text[0]) { |
3bc8070f | 906 | int c; |
f4e8708d RAR |
907 | char *cp; |
908 | char *cname = kmemdup(sup_adap_info->adapter_type_text, | |
909 | sizeof(sup_adap_info->adapter_type_text), | |
910 | GFP_ATOMIC); | |
f4e8708d RAR |
911 | if (!cname) |
912 | return; | |
913 | ||
914 | cp = cname; | |
3bc8070f SM |
915 | if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) |
916 | inqstrcpy("SMC", str->vid); | |
917 | else { | |
918 | c = sizeof(str->vid); | |
919 | while (*cp && *cp != ' ' && --c) | |
920 | ++cp; | |
921 | c = *cp; | |
922 | *cp = '\0'; | |
f4e8708d | 923 | inqstrcpy(cname, str->vid); |
3bc8070f SM |
924 | *cp = c; |
925 | while (*cp && *cp != ' ') | |
926 | ++cp; | |
927 | } | |
794d0601 MH |
928 | while (*cp == ' ') |
929 | ++cp; | |
930 | /* last six chars reserved for vol type */ | |
91814744 | 931 | if (strlen(cp) > sizeof(str->pid)) |
794d0601 | 932 | cp[sizeof(str->pid)] = '\0'; |
794d0601 | 933 | inqstrcpy (cp, str->pid); |
f4e8708d RAR |
934 | |
935 | kfree(cname); | |
794d0601 MH |
936 | } else { |
937 | struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); | |
6391a113 TK |
938 | |
939 | inqstrcpy (mp->vname, str->vid); | |
794d0601 MH |
940 | /* last six chars reserved for vol type */ |
941 | inqstrcpy (mp->model, str->pid); | |
942 | } | |
1da177e4 | 943 | |
6391a113 | 944 | if (tindex < ARRAY_SIZE(container_types)){ |
1da177e4 LT |
945 | char *findit = str->pid; |
946 | ||
947 | for ( ; *findit != ' '; findit++); /* walk till we find a space */ | |
948 | /* RAID is superfluous in the context of a RAID device */ | |
949 | if (memcmp(findit-4, "RAID", 4) == 0) | |
950 | *(findit -= 4) = ' '; | |
794d0601 MH |
951 | if (((findit - str->pid) + strlen(container_types[tindex])) |
952 | < (sizeof(str->pid) + sizeof(str->prl))) | |
953 | inqstrcpy (container_types[tindex], findit + 1); | |
1da177e4 LT |
954 | } |
955 | inqstrcpy ("V1.0", str->prl); | |
956 | } | |
957 | ||
999b3ffc RAR |
958 | static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, |
959 | struct aac_dev *dev, struct scsi_cmnd *scsicmd) | |
960 | { | |
961 | int container; | |
962 | ||
963 | vpdpage83data->type3.codeset = 1; | |
964 | vpdpage83data->type3.identifiertype = 3; | |
965 | vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) | |
966 | - 4; | |
967 | ||
968 | for (container = 0; container < dev->maximum_num_containers; | |
969 | container++) { | |
970 | ||
971 | if (scmd_id(scsicmd) == container) { | |
972 | memcpy(vpdpage83data->type3.Identifier, | |
973 | dev->fsa_dev[container].identifier, | |
974 | 16); | |
975 | break; | |
976 | } | |
977 | } | |
978 | } | |
979 | ||
88e2f98e SM |
980 | static void get_container_serial_callback(void *context, struct fib * fibptr) |
981 | { | |
982 | struct aac_get_serial_resp * get_serial_reply; | |
983 | struct scsi_cmnd * scsicmd; | |
984 | ||
985 | BUG_ON(fibptr == NULL); | |
986 | ||
987 | scsicmd = (struct scsi_cmnd *) context; | |
988 | if (!aac_valid_context(scsicmd, fibptr)) | |
989 | return; | |
990 | ||
991 | get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); | |
992 | /* Failure is irrelevant, using default value instead */ | |
993 | if (le32_to_cpu(get_serial_reply->status) == CT_OK) { | |
5d910649 MR |
994 | /*Check to see if it's for VPD 0x83 or 0x80 */ |
995 | if (scsicmd->cmnd[2] == 0x83) { | |
996 | /* vpd page 0x83 - Device Identification Page */ | |
999b3ffc | 997 | struct aac_dev *dev; |
5d910649 | 998 | int i; |
999b3ffc RAR |
999 | struct tvpd_page83 vpdpage83data; |
1000 | ||
1001 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
5d910649 | 1002 | |
999b3ffc RAR |
1003 | memset(((u8 *)&vpdpage83data), 0, |
1004 | sizeof(vpdpage83data)); | |
5d910649 MR |
1005 | |
1006 | /* DIRECT_ACCESS_DEVIC */ | |
999b3ffc | 1007 | vpdpage83data.DeviceType = 0; |
5d910649 | 1008 | /* DEVICE_CONNECTED */ |
999b3ffc | 1009 | vpdpage83data.DeviceTypeQualifier = 0; |
5d910649 | 1010 | /* VPD_DEVICE_IDENTIFIERS */ |
999b3ffc RAR |
1011 | vpdpage83data.PageCode = 0x83; |
1012 | vpdpage83data.reserved = 0; | |
1013 | vpdpage83data.PageLength = | |
1014 | sizeof(vpdpage83data.type1) + | |
1015 | sizeof(vpdpage83data.type2); | |
1016 | ||
1017 | /* VPD 83 Type 3 is not supported for ARC */ | |
1018 | if (dev->sa_firmware) | |
1019 | vpdpage83data.PageLength += | |
1020 | sizeof(vpdpage83data.type3); | |
5d910649 MR |
1021 | |
1022 | /* T10 Vendor Identifier Field Format */ | |
999b3ffc RAR |
1023 | /* VpdcodesetAscii */ |
1024 | vpdpage83data.type1.codeset = 2; | |
5d910649 | 1025 | /* VpdIdentifierTypeVendorId */ |
999b3ffc RAR |
1026 | vpdpage83data.type1.identifiertype = 1; |
1027 | vpdpage83data.type1.identifierlength = | |
1028 | sizeof(vpdpage83data.type1) - 4; | |
5d910649 MR |
1029 | |
1030 | /* "ADAPTEC " for adaptec */ | |
999b3ffc | 1031 | memcpy(vpdpage83data.type1.venid, |
5d910649 | 1032 | "ADAPTEC ", |
999b3ffc RAR |
1033 | sizeof(vpdpage83data.type1.venid)); |
1034 | memcpy(vpdpage83data.type1.productid, | |
5d910649 MR |
1035 | "ARRAY ", |
1036 | sizeof( | |
999b3ffc | 1037 | vpdpage83data.type1.productid)); |
5d910649 MR |
1038 | |
1039 | /* Convert to ascii based serial number. | |
1040 | * The LSB is the the end. | |
1041 | */ | |
1042 | for (i = 0; i < 8; i++) { | |
1043 | u8 temp = | |
1044 | (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); | |
1045 | if (temp > 0x9) { | |
999b3ffc | 1046 | vpdpage83data.type1.serialnumber[i] = |
5d910649 MR |
1047 | 'A' + (temp - 0xA); |
1048 | } else { | |
999b3ffc | 1049 | vpdpage83data.type1.serialnumber[i] = |
5d910649 MR |
1050 | '0' + temp; |
1051 | } | |
1052 | } | |
1053 | ||
1054 | /* VpdCodeSetBinary */ | |
999b3ffc RAR |
1055 | vpdpage83data.type2.codeset = 1; |
1056 | /* VpdidentifiertypeEUI64 */ | |
1057 | vpdpage83data.type2.identifiertype = 2; | |
1058 | vpdpage83data.type2.identifierlength = | |
1059 | sizeof(vpdpage83data.type2) - 4; | |
5d910649 | 1060 | |
999b3ffc RAR |
1061 | vpdpage83data.type2.eu64id.venid[0] = 0xD0; |
1062 | vpdpage83data.type2.eu64id.venid[1] = 0; | |
1063 | vpdpage83data.type2.eu64id.venid[2] = 0; | |
5d910649 | 1064 | |
999b3ffc | 1065 | vpdpage83data.type2.eu64id.Serial = |
5d910649 | 1066 | get_serial_reply->uid; |
999b3ffc RAR |
1067 | vpdpage83data.type2.eu64id.reserved = 0; |
1068 | ||
1069 | /* | |
1070 | * VpdIdentifierTypeFCPHName | |
1071 | * VPD 0x83 Type 3 not supported for ARC | |
1072 | */ | |
1073 | if (dev->sa_firmware) { | |
1074 | build_vpd83_type3(&vpdpage83data, | |
1075 | dev, scsicmd); | |
1076 | } | |
5d910649 MR |
1077 | |
1078 | /* Move the inquiry data to the response buffer. */ | |
999b3ffc RAR |
1079 | scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, |
1080 | sizeof(vpdpage83data)); | |
5d910649 MR |
1081 | } else { |
1082 | /* It must be for VPD 0x80 */ | |
1083 | char sp[13]; | |
1084 | /* EVPD bit set */ | |
1085 | sp[0] = INQD_PDT_DA; | |
1086 | sp[1] = scsicmd->cmnd[2]; | |
1087 | sp[2] = 0; | |
1088 | sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", | |
1089 | le32_to_cpu(get_serial_reply->uid)); | |
1090 | scsi_sg_copy_from_buffer(scsicmd, sp, | |
1091 | sizeof(sp)); | |
1092 | } | |
88e2f98e SM |
1093 | } |
1094 | ||
1095 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1096 | ||
1097 | aac_fib_complete(fibptr); | |
88e2f98e SM |
1098 | scsicmd->scsi_done(scsicmd); |
1099 | } | |
1100 | ||
e7eb414c | 1101 | /* |
88e2f98e SM |
1102 | * aac_get_container_serial - get container serial, none blocking. |
1103 | */ | |
1104 | static int aac_get_container_serial(struct scsi_cmnd * scsicmd) | |
1105 | { | |
1106 | int status; | |
1107 | struct aac_get_serial *dinfo; | |
1108 | struct fib * cmd_fibcontext; | |
1109 | struct aac_dev * dev; | |
1110 | ||
1111 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
1112 | ||
6bf3b630 | 1113 | cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); |
88e2f98e SM |
1114 | |
1115 | aac_fib_init(cmd_fibcontext); | |
1116 | dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); | |
1117 | ||
1118 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
1119 | dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); | |
1120 | dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); | |
1ae948fa | 1121 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
88e2f98e SM |
1122 | |
1123 | status = aac_fib_send(ContainerCommand, | |
1124 | cmd_fibcontext, | |
fb5d40d4 | 1125 | sizeof(struct aac_get_serial_resp), |
88e2f98e SM |
1126 | FsaNormal, |
1127 | 0, 1, | |
1128 | (fib_callback) get_container_serial_callback, | |
1129 | (void *) scsicmd); | |
1130 | ||
1131 | /* | |
1132 | * Check that the command queued to the controller | |
1133 | */ | |
1ae948fa | 1134 | if (status == -EINPROGRESS) |
88e2f98e | 1135 | return 0; |
88e2f98e SM |
1136 | |
1137 | printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); | |
1138 | aac_fib_complete(cmd_fibcontext); | |
88e2f98e SM |
1139 | return -1; |
1140 | } | |
1141 | ||
1142 | /* Function: setinqserial | |
1143 | * | |
1144 | * Arguments: [1] pointer to void [1] int | |
1145 | * | |
1146 | * Purpose: Sets SCSI Unit Serial number. | |
1147 | * This is a fake. We should read a proper | |
1148 | * serial number from the container. <SuSE>But | |
1149 | * without docs it's quite hard to do it :-) | |
1150 | * So this will have to do in the meantime.</SuSE> | |
1151 | */ | |
1152 | ||
1153 | static int setinqserial(struct aac_dev *dev, void *data, int cid) | |
1154 | { | |
1155 | /* | |
1156 | * This breaks array migration. | |
1157 | */ | |
1158 | return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", | |
1159 | le32_to_cpu(dev->adapter_info.serial[0]), cid); | |
1160 | } | |
1161 | ||
8e31e607 SM |
1162 | static inline void set_sense(struct sense_data *sense_data, u8 sense_key, |
1163 | u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) | |
1da177e4 | 1164 | { |
8e31e607 SM |
1165 | u8 *sense_buf = (u8 *)sense_data; |
1166 | /* Sense data valid, err code 70h */ | |
1167 | sense_buf[0] = 0x70; /* No info field */ | |
1da177e4 LT |
1168 | sense_buf[1] = 0; /* Segment number, always zero */ |
1169 | ||
8e31e607 | 1170 | sense_buf[2] = sense_key; /* Sense key */ |
1da177e4 LT |
1171 | |
1172 | sense_buf[12] = sense_code; /* Additional sense code */ | |
1173 | sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ | |
8e31e607 | 1174 | |
1da177e4 | 1175 | if (sense_key == ILLEGAL_REQUEST) { |
8e31e607 | 1176 | sense_buf[7] = 10; /* Additional sense length */ |
1da177e4 | 1177 | |
8e31e607 | 1178 | sense_buf[15] = bit_pointer; |
1da177e4 | 1179 | /* Illegal parameter is in the parameter block */ |
1da177e4 | 1180 | if (sense_code == SENCODE_INVALID_CDB_FIELD) |
8e31e607 | 1181 | sense_buf[15] |= 0xc0;/* Std sense key specific field */ |
1da177e4 | 1182 | /* Illegal parameter is in the CDB block */ |
1da177e4 LT |
1183 | sense_buf[16] = field_pointer >> 8; /* MSB */ |
1184 | sense_buf[17] = field_pointer; /* LSB */ | |
8e31e607 SM |
1185 | } else |
1186 | sense_buf[7] = 6; /* Additional sense length */ | |
1da177e4 LT |
1187 | } |
1188 | ||
e8f32de5 MH |
1189 | static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) |
1190 | { | |
1191 | if (lba & 0xffffffff00000000LL) { | |
1192 | int cid = scmd_id(cmd); | |
1193 | dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); | |
1194 | cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
1195 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
1196 | set_sense(&dev->fsa_dev[cid].sense_data, |
1197 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
1198 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
e8f32de5 | 1199 | memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
1200 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
1201 | SCSI_SENSE_BUFFERSIZE)); | |
e8f32de5 MH |
1202 | cmd->scsi_done(cmd); |
1203 | return 1; | |
1204 | } | |
1205 | return 0; | |
1206 | } | |
1207 | ||
1208 | static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) | |
1209 | { | |
1210 | return 0; | |
1211 | } | |
1212 | ||
1213 | static void io_callback(void *context, struct fib * fibptr); | |
1214 | ||
1215 | static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
1216 | { | |
85d22bbf MR |
1217 | struct aac_dev *dev = fib->dev; |
1218 | u16 fibsize, command; | |
0b433447 | 1219 | long ret; |
85d22bbf | 1220 | |
e8f32de5 | 1221 | aac_fib_init(fib); |
d1ef4da8 RAR |
1222 | if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || |
1223 | dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && | |
1224 | !dev->sync_mode) { | |
85d22bbf MR |
1225 | struct aac_raw_io2 *readcmd2; |
1226 | readcmd2 = (struct aac_raw_io2 *) fib_data(fib); | |
1227 | memset(readcmd2, 0, sizeof(struct aac_raw_io2)); | |
1228 | readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); | |
1229 | readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
b836439f MR |
1230 | readcmd2->byteCount = cpu_to_le32(count * |
1231 | dev->fsa_dev[scmd_id(cmd)].block_size); | |
85d22bbf MR |
1232 | readcmd2->cid = cpu_to_le16(scmd_id(cmd)); |
1233 | readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); | |
0b433447 MR |
1234 | ret = aac_build_sgraw2(cmd, readcmd2, |
1235 | dev->scsi_host_ptr->sg_tablesize); | |
1236 | if (ret < 0) | |
1237 | return ret; | |
85d22bbf MR |
1238 | command = ContainerRawIo2; |
1239 | fibsize = sizeof(struct aac_raw_io2) + | |
1240 | ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); | |
1241 | } else { | |
1242 | struct aac_raw_io *readcmd; | |
1243 | readcmd = (struct aac_raw_io *) fib_data(fib); | |
1244 | readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); | |
1245 | readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
b836439f MR |
1246 | readcmd->count = cpu_to_le32(count * |
1247 | dev->fsa_dev[scmd_id(cmd)].block_size); | |
85d22bbf MR |
1248 | readcmd->cid = cpu_to_le16(scmd_id(cmd)); |
1249 | readcmd->flags = cpu_to_le16(RIO_TYPE_READ); | |
1250 | readcmd->bpTotal = 0; | |
1251 | readcmd->bpComplete = 0; | |
0b433447 MR |
1252 | ret = aac_build_sgraw(cmd, &readcmd->sg); |
1253 | if (ret < 0) | |
1254 | return ret; | |
85d22bbf MR |
1255 | command = ContainerRawIo; |
1256 | fibsize = sizeof(struct aac_raw_io) + | |
1257 | ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); | |
1258 | } | |
e8f32de5 | 1259 | |
e8f32de5 MH |
1260 | BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); |
1261 | /* | |
1262 | * Now send the Fib to the adapter | |
1263 | */ | |
85d22bbf | 1264 | return aac_fib_send(command, |
e8f32de5 MH |
1265 | fib, |
1266 | fibsize, | |
1267 | FsaNormal, | |
1268 | 0, 1, | |
1269 | (fib_callback) io_callback, | |
1270 | (void *) cmd); | |
1271 | } | |
1272 | ||
1273 | static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
1274 | { | |
1275 | u16 fibsize; | |
1276 | struct aac_read64 *readcmd; | |
0b433447 MR |
1277 | long ret; |
1278 | ||
e8f32de5 MH |
1279 | aac_fib_init(fib); |
1280 | readcmd = (struct aac_read64 *) fib_data(fib); | |
1281 | readcmd->command = cpu_to_le32(VM_CtHostRead64); | |
1282 | readcmd->cid = cpu_to_le16(scmd_id(cmd)); | |
1283 | readcmd->sector_count = cpu_to_le16(count); | |
1284 | readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); | |
1285 | readcmd->pad = 0; | |
1286 | readcmd->flags = 0; | |
1287 | ||
0b433447 MR |
1288 | ret = aac_build_sg64(cmd, &readcmd->sg); |
1289 | if (ret < 0) | |
1290 | return ret; | |
e8f32de5 MH |
1291 | fibsize = sizeof(struct aac_read64) + |
1292 | ((le32_to_cpu(readcmd->sg.count) - 1) * | |
1293 | sizeof (struct sgentry64)); | |
1294 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1295 | sizeof(struct aac_fibhdr))); | |
1296 | /* | |
1297 | * Now send the Fib to the adapter | |
1298 | */ | |
1299 | return aac_fib_send(ContainerCommand64, | |
1300 | fib, | |
1301 | fibsize, | |
1302 | FsaNormal, | |
1303 | 0, 1, | |
1304 | (fib_callback) io_callback, | |
1305 | (void *) cmd); | |
1306 | } | |
1307 | ||
1308 | static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
1309 | { | |
1310 | u16 fibsize; | |
1311 | struct aac_read *readcmd; | |
b836439f | 1312 | struct aac_dev *dev = fib->dev; |
0b433447 MR |
1313 | long ret; |
1314 | ||
e8f32de5 MH |
1315 | aac_fib_init(fib); |
1316 | readcmd = (struct aac_read *) fib_data(fib); | |
1317 | readcmd->command = cpu_to_le32(VM_CtBlockRead); | |
f3307f72 | 1318 | readcmd->cid = cpu_to_le32(scmd_id(cmd)); |
e8f32de5 | 1319 | readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); |
b836439f MR |
1320 | readcmd->count = cpu_to_le32(count * |
1321 | dev->fsa_dev[scmd_id(cmd)].block_size); | |
e8f32de5 | 1322 | |
0b433447 MR |
1323 | ret = aac_build_sg(cmd, &readcmd->sg); |
1324 | if (ret < 0) | |
1325 | return ret; | |
e8f32de5 MH |
1326 | fibsize = sizeof(struct aac_read) + |
1327 | ((le32_to_cpu(readcmd->sg.count) - 1) * | |
1328 | sizeof (struct sgentry)); | |
1329 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1330 | sizeof(struct aac_fibhdr))); | |
1331 | /* | |
1332 | * Now send the Fib to the adapter | |
1333 | */ | |
1334 | return aac_fib_send(ContainerCommand, | |
1335 | fib, | |
1336 | fibsize, | |
1337 | FsaNormal, | |
1338 | 0, 1, | |
1339 | (fib_callback) io_callback, | |
1340 | (void *) cmd); | |
1341 | } | |
1342 | ||
9d399cc7 | 1343 | static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 | 1344 | { |
85d22bbf MR |
1345 | struct aac_dev *dev = fib->dev; |
1346 | u16 fibsize, command; | |
0b433447 | 1347 | long ret; |
85d22bbf | 1348 | |
e8f32de5 | 1349 | aac_fib_init(fib); |
d1ef4da8 RAR |
1350 | if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || |
1351 | dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && | |
1352 | !dev->sync_mode) { | |
85d22bbf MR |
1353 | struct aac_raw_io2 *writecmd2; |
1354 | writecmd2 = (struct aac_raw_io2 *) fib_data(fib); | |
1355 | memset(writecmd2, 0, sizeof(struct aac_raw_io2)); | |
1356 | writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); | |
1357 | writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
b836439f MR |
1358 | writecmd2->byteCount = cpu_to_le32(count * |
1359 | dev->fsa_dev[scmd_id(cmd)].block_size); | |
85d22bbf MR |
1360 | writecmd2->cid = cpu_to_le16(scmd_id(cmd)); |
1361 | writecmd2->flags = (fua && ((aac_cache & 5) != 1) && | |
1362 | (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? | |
1363 | cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : | |
1364 | cpu_to_le16(RIO2_IO_TYPE_WRITE); | |
0b433447 MR |
1365 | ret = aac_build_sgraw2(cmd, writecmd2, |
1366 | dev->scsi_host_ptr->sg_tablesize); | |
1367 | if (ret < 0) | |
1368 | return ret; | |
85d22bbf MR |
1369 | command = ContainerRawIo2; |
1370 | fibsize = sizeof(struct aac_raw_io2) + | |
1371 | ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); | |
1372 | } else { | |
1373 | struct aac_raw_io *writecmd; | |
1374 | writecmd = (struct aac_raw_io *) fib_data(fib); | |
1375 | writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); | |
1376 | writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
b836439f MR |
1377 | writecmd->count = cpu_to_le32(count * |
1378 | dev->fsa_dev[scmd_id(cmd)].block_size); | |
85d22bbf MR |
1379 | writecmd->cid = cpu_to_le16(scmd_id(cmd)); |
1380 | writecmd->flags = (fua && ((aac_cache & 5) != 1) && | |
1381 | (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? | |
1382 | cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : | |
1383 | cpu_to_le16(RIO_TYPE_WRITE); | |
1384 | writecmd->bpTotal = 0; | |
1385 | writecmd->bpComplete = 0; | |
0b433447 MR |
1386 | ret = aac_build_sgraw(cmd, &writecmd->sg); |
1387 | if (ret < 0) | |
1388 | return ret; | |
85d22bbf MR |
1389 | command = ContainerRawIo; |
1390 | fibsize = sizeof(struct aac_raw_io) + | |
1391 | ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); | |
1392 | } | |
1393 | ||
e8f32de5 MH |
1394 | BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); |
1395 | /* | |
1396 | * Now send the Fib to the adapter | |
1397 | */ | |
85d22bbf | 1398 | return aac_fib_send(command, |
e8f32de5 MH |
1399 | fib, |
1400 | fibsize, | |
1401 | FsaNormal, | |
1402 | 0, 1, | |
1403 | (fib_callback) io_callback, | |
1404 | (void *) cmd); | |
1405 | } | |
1406 | ||
9d399cc7 | 1407 | static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
1408 | { |
1409 | u16 fibsize; | |
1410 | struct aac_write64 *writecmd; | |
0b433447 MR |
1411 | long ret; |
1412 | ||
e8f32de5 MH |
1413 | aac_fib_init(fib); |
1414 | writecmd = (struct aac_write64 *) fib_data(fib); | |
1415 | writecmd->command = cpu_to_le32(VM_CtHostWrite64); | |
1416 | writecmd->cid = cpu_to_le16(scmd_id(cmd)); | |
1417 | writecmd->sector_count = cpu_to_le16(count); | |
1418 | writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); | |
1419 | writecmd->pad = 0; | |
1420 | writecmd->flags = 0; | |
1421 | ||
0b433447 MR |
1422 | ret = aac_build_sg64(cmd, &writecmd->sg); |
1423 | if (ret < 0) | |
1424 | return ret; | |
e8f32de5 MH |
1425 | fibsize = sizeof(struct aac_write64) + |
1426 | ((le32_to_cpu(writecmd->sg.count) - 1) * | |
1427 | sizeof (struct sgentry64)); | |
1428 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1429 | sizeof(struct aac_fibhdr))); | |
1430 | /* | |
1431 | * Now send the Fib to the adapter | |
1432 | */ | |
1433 | return aac_fib_send(ContainerCommand64, | |
1434 | fib, | |
1435 | fibsize, | |
1436 | FsaNormal, | |
1437 | 0, 1, | |
1438 | (fib_callback) io_callback, | |
1439 | (void *) cmd); | |
1440 | } | |
1441 | ||
9d399cc7 | 1442 | static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
1443 | { |
1444 | u16 fibsize; | |
1445 | struct aac_write *writecmd; | |
b836439f | 1446 | struct aac_dev *dev = fib->dev; |
0b433447 MR |
1447 | long ret; |
1448 | ||
e8f32de5 MH |
1449 | aac_fib_init(fib); |
1450 | writecmd = (struct aac_write *) fib_data(fib); | |
1451 | writecmd->command = cpu_to_le32(VM_CtBlockWrite); | |
f3307f72 | 1452 | writecmd->cid = cpu_to_le32(scmd_id(cmd)); |
e8f32de5 | 1453 | writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); |
b836439f MR |
1454 | writecmd->count = cpu_to_le32(count * |
1455 | dev->fsa_dev[scmd_id(cmd)].block_size); | |
e8f32de5 MH |
1456 | writecmd->sg.count = cpu_to_le32(1); |
1457 | /* ->stable is not used - it did mean which type of write */ | |
1458 | ||
0b433447 MR |
1459 | ret = aac_build_sg(cmd, &writecmd->sg); |
1460 | if (ret < 0) | |
1461 | return ret; | |
e8f32de5 MH |
1462 | fibsize = sizeof(struct aac_write) + |
1463 | ((le32_to_cpu(writecmd->sg.count) - 1) * | |
1464 | sizeof (struct sgentry)); | |
1465 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1466 | sizeof(struct aac_fibhdr))); | |
1467 | /* | |
1468 | * Now send the Fib to the adapter | |
1469 | */ | |
1470 | return aac_fib_send(ContainerCommand, | |
1471 | fib, | |
1472 | fibsize, | |
1473 | FsaNormal, | |
1474 | 0, 1, | |
1475 | (fib_callback) io_callback, | |
1476 | (void *) cmd); | |
1477 | } | |
1478 | ||
1479 | static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) | |
1480 | { | |
1481 | struct aac_srb * srbcmd; | |
1482 | u32 flag; | |
1483 | u32 timeout; | |
e2fd90dd | 1484 | struct aac_dev *dev = fib->dev; |
e8f32de5 MH |
1485 | |
1486 | aac_fib_init(fib); | |
1487 | switch(cmd->sc_data_direction){ | |
1488 | case DMA_TO_DEVICE: | |
1489 | flag = SRB_DataOut; | |
1490 | break; | |
1491 | case DMA_BIDIRECTIONAL: | |
1492 | flag = SRB_DataIn | SRB_DataOut; | |
1493 | break; | |
1494 | case DMA_FROM_DEVICE: | |
1495 | flag = SRB_DataIn; | |
1496 | break; | |
1497 | case DMA_NONE: | |
1498 | default: /* shuts up some versions of gcc */ | |
1499 | flag = SRB_NoDataXfer; | |
1500 | break; | |
1501 | } | |
1502 | ||
1503 | srbcmd = (struct aac_srb*) fib_data(fib); | |
1504 | srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); | |
1505 | srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); | |
1506 | srbcmd->id = cpu_to_le32(scmd_id(cmd)); | |
1507 | srbcmd->lun = cpu_to_le32(cmd->device->lun); | |
1508 | srbcmd->flags = cpu_to_le32(flag); | |
242f9dcb | 1509 | timeout = cmd->request->timeout/HZ; |
e8f32de5 | 1510 | if (timeout == 0) |
e2fd90dd | 1511 | timeout = (dev->sa_firmware ? AAC_SA_TIMEOUT : AAC_ARC_TIMEOUT); |
e8f32de5 MH |
1512 | srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds |
1513 | srbcmd->retry_limit = 0; /* Obsolete parameter */ | |
1514 | srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); | |
1515 | return srbcmd; | |
1516 | } | |
1517 | ||
ab5d129f RAR |
1518 | static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, |
1519 | struct scsi_cmnd *cmd) | |
1520 | { | |
1521 | struct aac_hba_cmd_req *hbacmd; | |
1522 | struct aac_dev *dev; | |
1523 | int bus, target; | |
1524 | u64 address; | |
1525 | ||
1526 | dev = (struct aac_dev *)cmd->device->host->hostdata; | |
1527 | ||
1528 | hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; | |
1529 | memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ | |
1530 | /* iu_type is a parameter of aac_hba_send */ | |
1531 | switch (cmd->sc_data_direction) { | |
1532 | case DMA_TO_DEVICE: | |
1533 | hbacmd->byte1 = 2; | |
1534 | break; | |
1535 | case DMA_FROM_DEVICE: | |
1536 | case DMA_BIDIRECTIONAL: | |
1537 | hbacmd->byte1 = 1; | |
1538 | break; | |
1539 | case DMA_NONE: | |
1540 | default: | |
1541 | break; | |
1542 | } | |
1543 | hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); | |
1544 | ||
1545 | bus = aac_logical_to_phys(scmd_channel(cmd)); | |
1546 | target = scmd_id(cmd); | |
1547 | hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; | |
1548 | ||
1549 | /* we fill in reply_qid later in aac_src_deliver_message */ | |
1550 | /* we fill in iu_type, request_id later in aac_hba_send */ | |
1551 | /* we fill in emb_data_desc_count later in aac_build_sghba */ | |
1552 | ||
1553 | memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); | |
1554 | hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); | |
1555 | ||
1556 | address = (u64)fib->hw_error_pa; | |
1557 | hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); | |
1558 | hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); | |
1559 | hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); | |
1560 | ||
1561 | return hbacmd; | |
1562 | } | |
1563 | ||
e8f32de5 MH |
1564 | static void aac_srb_callback(void *context, struct fib * fibptr); |
1565 | ||
1566 | static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) | |
1567 | { | |
1568 | u16 fibsize; | |
1569 | struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); | |
0b433447 | 1570 | long ret; |
e8f32de5 | 1571 | |
0b433447 MR |
1572 | ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); |
1573 | if (ret < 0) | |
1574 | return ret; | |
727eead6 | 1575 | srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); |
e8f32de5 MH |
1576 | |
1577 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
1578 | memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); | |
1579 | /* | |
1580 | * Build Scatter/Gather list | |
1581 | */ | |
1582 | fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + | |
1583 | ((le32_to_cpu(srbcmd->sg.count) & 0xff) * | |
1584 | sizeof (struct sgentry64)); | |
1585 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1586 | sizeof(struct aac_fibhdr))); | |
1587 | ||
1588 | /* | |
1589 | * Now send the Fib to the adapter | |
1590 | */ | |
1591 | return aac_fib_send(ScsiPortCommand64, fib, | |
1592 | fibsize, FsaNormal, 0, 1, | |
1593 | (fib_callback) aac_srb_callback, | |
1594 | (void *) cmd); | |
1595 | } | |
1596 | ||
1597 | static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) | |
1598 | { | |
1599 | u16 fibsize; | |
1600 | struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); | |
0b433447 | 1601 | long ret; |
e8f32de5 | 1602 | |
0b433447 MR |
1603 | ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); |
1604 | if (ret < 0) | |
1605 | return ret; | |
727eead6 | 1606 | srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); |
e8f32de5 MH |
1607 | |
1608 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
1609 | memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); | |
1610 | /* | |
1611 | * Build Scatter/Gather list | |
1612 | */ | |
1613 | fibsize = sizeof (struct aac_srb) + | |
1614 | (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * | |
1615 | sizeof (struct sgentry)); | |
1616 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1617 | sizeof(struct aac_fibhdr))); | |
1618 | ||
1619 | /* | |
1620 | * Now send the Fib to the adapter | |
1621 | */ | |
1622 | return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, | |
1623 | (fib_callback) aac_srb_callback, (void *) cmd); | |
1624 | } | |
1625 | ||
94cf6ba1 SM |
1626 | static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) |
1627 | { | |
d8e96507 LA |
1628 | if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && |
1629 | (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) | |
94cf6ba1 SM |
1630 | return FAILED; |
1631 | return aac_scsi_32(fib, cmd); | |
1632 | } | |
1633 | ||
ab5d129f RAR |
1634 | static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) |
1635 | { | |
1636 | struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); | |
1637 | struct aac_dev *dev; | |
1638 | long ret; | |
1639 | ||
1640 | dev = (struct aac_dev *)cmd->device->host->hostdata; | |
1641 | ||
1642 | ret = aac_build_sghba(cmd, hbacmd, | |
1643 | dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); | |
1644 | if (ret < 0) | |
1645 | return ret; | |
1646 | ||
1647 | /* | |
1648 | * Now send the HBA command to the adapter | |
1649 | */ | |
1650 | fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * | |
1651 | sizeof(struct aac_hba_sgl); | |
1652 | ||
1653 | return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, | |
1654 | (fib_callback) aac_hba_callback, | |
1655 | (void *) cmd); | |
1656 | } | |
1657 | ||
8fb39182 RAR |
1658 | static int aac_send_safw_bmic_cmd(struct aac_dev *dev, |
1659 | struct aac_srb_unit *srbu, void *xfer_buf, int xfer_len) | |
71a91ca4 | 1660 | { |
8fb39182 RAR |
1661 | struct fib *fibptr; |
1662 | dma_addr_t addr; | |
1663 | int rcode; | |
1664 | int fibsize; | |
1665 | struct aac_srb *srb; | |
1666 | struct aac_srb_reply *srb_reply; | |
1667 | struct sgmap64 *sg64; | |
1668 | u32 vbus; | |
1669 | u32 vid; | |
1670 | ||
1671 | if (!dev->sa_firmware) | |
1672 | return 0; | |
ab5d129f | 1673 | |
8fb39182 | 1674 | /* allocate FIB */ |
71a91ca4 RAR |
1675 | fibptr = aac_fib_alloc(dev); |
1676 | if (!fibptr) | |
8fb39182 | 1677 | return -ENOMEM; |
71a91ca4 | 1678 | |
8fb39182 RAR |
1679 | aac_fib_init(fibptr); |
1680 | fibptr->hw_fib_va->header.XferState &= | |
1681 | ~cpu_to_le32(FastResponseCapable); | |
1682 | ||
1683 | fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) + | |
1684 | sizeof(struct sgentry64); | |
1685 | ||
1686 | /* allocate DMA buffer for response */ | |
1687 | addr = dma_map_single(&dev->pdev->dev, xfer_buf, xfer_len, | |
1688 | DMA_BIDIRECTIONAL); | |
1689 | if (dma_mapping_error(&dev->pdev->dev, addr)) { | |
1690 | rcode = -ENOMEM; | |
1691 | goto fib_error; | |
1692 | } | |
71a91ca4 | 1693 | |
8fb39182 RAR |
1694 | srb = fib_data(fibptr); |
1695 | memcpy(srb, &srbu->srb, sizeof(struct aac_srb)); | |
1696 | ||
1697 | vbus = (u32)le16_to_cpu( | |
1698 | dev->supplement_adapter_info.virt_device_bus); | |
1699 | vid = (u32)le16_to_cpu( | |
1700 | dev->supplement_adapter_info.virt_device_target); | |
1701 | ||
1702 | /* set the common request fields */ | |
1703 | srb->channel = cpu_to_le32(vbus); | |
1704 | srb->id = cpu_to_le32(vid); | |
1705 | srb->lun = 0; | |
1706 | srb->function = cpu_to_le32(SRBF_ExecuteScsi); | |
1707 | srb->timeout = 0; | |
1708 | srb->retry_limit = 0; | |
1709 | srb->cdb_size = cpu_to_le32(16); | |
1710 | srb->count = cpu_to_le32(xfer_len); | |
1711 | ||
1712 | sg64 = (struct sgmap64 *)&srb->sg; | |
1713 | sg64->count = cpu_to_le32(1); | |
1714 | sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); | |
1715 | sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); | |
1716 | sg64->sg[0].count = cpu_to_le32(xfer_len); | |
71a91ca4 | 1717 | |
8fb39182 RAR |
1718 | /* |
1719 | * Copy the updated data for other dumping or other usage if needed | |
1720 | */ | |
1721 | memcpy(&srbu->srb, srb, sizeof(struct aac_srb)); | |
71a91ca4 | 1722 | |
8fb39182 RAR |
1723 | /* issue request to the controller */ |
1724 | rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, FsaNormal, | |
1725 | 1, 1, NULL, NULL); | |
71a91ca4 | 1726 | |
8fb39182 RAR |
1727 | if (rcode == -ERESTARTSYS) |
1728 | rcode = -ERESTART; | |
71a91ca4 | 1729 | |
8fb39182 RAR |
1730 | if (unlikely(rcode < 0)) |
1731 | goto bmic_error; | |
71a91ca4 | 1732 | |
8fb39182 RAR |
1733 | srb_reply = (struct aac_srb_reply *)fib_data(fibptr); |
1734 | memcpy(&srbu->srb_reply, srb_reply, sizeof(struct aac_srb_reply)); | |
71a91ca4 | 1735 | |
8fb39182 RAR |
1736 | bmic_error: |
1737 | dma_unmap_single(&dev->pdev->dev, addr, xfer_len, DMA_BIDIRECTIONAL); | |
1738 | fib_error: | |
1739 | aac_fib_complete(fibptr); | |
1740 | aac_fib_free(fibptr); | |
1741 | return rcode; | |
1742 | } | |
1743 | ||
0bcb45fb RAR |
1744 | static void aac_set_safw_target_qd(struct aac_dev *dev, int bus, int target) |
1745 | { | |
1746 | ||
1747 | struct aac_ciss_identify_pd *identify_resp; | |
1748 | ||
1749 | if (dev->hba_map[bus][target].devtype != AAC_DEVTYPE_NATIVE_RAW) | |
1750 | return; | |
1751 | ||
1752 | identify_resp = dev->hba_map[bus][target].safw_identify_resp; | |
1753 | if (identify_resp == NULL) { | |
1754 | dev->hba_map[bus][target].qd_limit = 32; | |
1755 | return; | |
1756 | } | |
1757 | ||
1758 | if (identify_resp->current_queue_depth_limit <= 0 || | |
1759 | identify_resp->current_queue_depth_limit > 255) | |
1760 | dev->hba_map[bus][target].qd_limit = 32; | |
1761 | else | |
1762 | dev->hba_map[bus][target].qd_limit = | |
1763 | identify_resp->current_queue_depth_limit; | |
1764 | } | |
1765 | ||
b5a475e9 | 1766 | static int aac_issue_safw_bmic_identify(struct aac_dev *dev, |
e2ee8c94 | 1767 | struct aac_ciss_identify_pd **identify_resp, u32 bus, u32 target) |
8fb39182 RAR |
1768 | { |
1769 | int rcode = -ENOMEM; | |
b5a475e9 | 1770 | int datasize; |
8fb39182 RAR |
1771 | struct aac_srb_unit srbu; |
1772 | struct aac_srb *srbcmd; | |
b5a475e9 | 1773 | struct aac_ciss_identify_pd *identify_reply; |
8fb39182 RAR |
1774 | |
1775 | datasize = sizeof(struct aac_ciss_identify_pd); | |
b5a475e9 RAR |
1776 | identify_reply = kmalloc(datasize, GFP_KERNEL); |
1777 | if (!identify_reply) | |
8fb39182 RAR |
1778 | goto out; |
1779 | ||
1780 | memset(&srbu, 0, sizeof(struct aac_srb_unit)); | |
1781 | ||
1782 | srbcmd = &srbu.srb; | |
1783 | srbcmd->flags = cpu_to_le32(SRB_DataIn); | |
1784 | srbcmd->cdb[0] = 0x26; | |
1785 | srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); | |
1786 | srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; | |
1787 | ||
b5a475e9 | 1788 | rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_reply, datasize); |
8fb39182 | 1789 | if (unlikely(rcode < 0)) |
e2ee8c94 | 1790 | goto mem_free_all; |
71a91ca4 | 1791 | |
e2ee8c94 RAR |
1792 | *identify_resp = identify_reply; |
1793 | ||
71a91ca4 RAR |
1794 | out: |
1795 | return rcode; | |
e2ee8c94 RAR |
1796 | mem_free_all: |
1797 | kfree(identify_reply); | |
1798 | goto out; | |
71a91ca4 RAR |
1799 | } |
1800 | ||
a25b6ca1 RAR |
1801 | static inline void aac_free_safw_ciss_luns(struct aac_dev *dev) |
1802 | { | |
1803 | kfree(dev->safw_phys_luns); | |
1804 | dev->safw_phys_luns = NULL; | |
1805 | } | |
1806 | ||
1807 | /** | |
1808 | * aac_get_safw_ciss_luns() Process topology change | |
1809 | * @dev: aac_dev structure | |
a25b6ca1 RAR |
1810 | * |
1811 | * Execute a CISS REPORT PHYS LUNS and process the results into | |
1812 | * the current hba_map. | |
1813 | */ | |
75be67cd | 1814 | static int aac_get_safw_ciss_luns(struct aac_dev *dev) |
a25b6ca1 RAR |
1815 | { |
1816 | int rcode = -ENOMEM; | |
1817 | int datasize; | |
1818 | struct aac_srb *srbcmd; | |
1819 | struct aac_srb_unit srbu; | |
1820 | struct aac_ciss_phys_luns_resp *phys_luns; | |
1821 | ||
1822 | datasize = sizeof(struct aac_ciss_phys_luns_resp) + | |
1823 | (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); | |
1824 | phys_luns = kmalloc(datasize, GFP_KERNEL); | |
1825 | if (phys_luns == NULL) | |
1826 | goto out; | |
1827 | ||
1828 | memset(&srbu, 0, sizeof(struct aac_srb_unit)); | |
1829 | ||
1830 | srbcmd = &srbu.srb; | |
1831 | srbcmd->flags = cpu_to_le32(SRB_DataIn); | |
1832 | srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; | |
1833 | srbcmd->cdb[1] = 2; /* extended reporting */ | |
1834 | srbcmd->cdb[8] = (u8)(datasize >> 8); | |
1835 | srbcmd->cdb[9] = (u8)(datasize); | |
1836 | ||
1837 | rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); | |
1838 | if (unlikely(rcode < 0)) | |
1839 | goto mem_free_all; | |
1840 | ||
1841 | if (phys_luns->resp_flag != 2) { | |
1842 | rcode = -ENOMSG; | |
1843 | goto mem_free_all; | |
1844 | } | |
1845 | ||
1846 | dev->safw_phys_luns = phys_luns; | |
1847 | ||
1848 | out: | |
1849 | return rcode; | |
1850 | mem_free_all: | |
1851 | kfree(phys_luns); | |
1852 | goto out; | |
4b000227 RAR |
1853 | } |
1854 | ||
1855 | static inline u32 aac_get_safw_phys_lun_count(struct aac_dev *dev) | |
1856 | { | |
bbd16d96 | 1857 | return get_unaligned_be32(&dev->safw_phys_luns->list_length[0])/24; |
4b000227 RAR |
1858 | } |
1859 | ||
1860 | static inline u32 aac_get_safw_phys_bus(struct aac_dev *dev, int lun) | |
1861 | { | |
1862 | return dev->safw_phys_luns->lun[lun].level2[1] & 0x3f; | |
1863 | } | |
1864 | ||
1865 | static inline u32 aac_get_safw_phys_target(struct aac_dev *dev, int lun) | |
1866 | { | |
1867 | return dev->safw_phys_luns->lun[lun].level2[0]; | |
1868 | } | |
a25b6ca1 | 1869 | |
4b000227 RAR |
1870 | static inline u32 aac_get_safw_phys_expose_flag(struct aac_dev *dev, int lun) |
1871 | { | |
1872 | return dev->safw_phys_luns->lun[lun].bus >> 6; | |
1873 | } | |
1874 | ||
1875 | static inline u32 aac_get_safw_phys_attribs(struct aac_dev *dev, int lun) | |
1876 | { | |
1877 | return dev->safw_phys_luns->lun[lun].node_ident[9]; | |
1878 | } | |
1879 | ||
1880 | static inline u32 aac_get_safw_phys_nexus(struct aac_dev *dev, int lun) | |
1881 | { | |
1882 | return *((u32 *)&dev->safw_phys_luns->lun[lun].node_ident[12]); | |
1883 | } | |
1884 | ||
1885 | static inline u32 aac_get_safw_phys_device_type(struct aac_dev *dev, int lun) | |
1886 | { | |
1887 | return dev->safw_phys_luns->lun[lun].node_ident[8]; | |
a25b6ca1 RAR |
1888 | } |
1889 | ||
e2ee8c94 RAR |
1890 | static inline void aac_free_safw_identify_resp(struct aac_dev *dev, |
1891 | int bus, int target) | |
1892 | { | |
1893 | kfree(dev->hba_map[bus][target].safw_identify_resp); | |
1894 | dev->hba_map[bus][target].safw_identify_resp = NULL; | |
1895 | } | |
1896 | ||
1897 | static inline void aac_free_safw_all_identify_resp(struct aac_dev *dev, | |
1898 | int lun_count) | |
1899 | { | |
1900 | int luns; | |
1901 | int i; | |
1902 | u32 bus; | |
1903 | u32 target; | |
1904 | ||
1905 | luns = aac_get_safw_phys_lun_count(dev); | |
1906 | ||
1907 | if (luns < lun_count) | |
1908 | lun_count = luns; | |
1909 | else if (lun_count < 0) | |
1910 | lun_count = luns; | |
1911 | ||
1912 | for (i = 0; i < lun_count; i++) { | |
1913 | bus = aac_get_safw_phys_bus(dev, i); | |
1914 | target = aac_get_safw_phys_target(dev, i); | |
1915 | ||
1916 | aac_free_safw_identify_resp(dev, bus, target); | |
1917 | } | |
1918 | } | |
1919 | ||
75be67cd | 1920 | static int aac_get_safw_attr_all_targets(struct aac_dev *dev) |
e2ee8c94 RAR |
1921 | { |
1922 | int i; | |
1923 | int rcode = 0; | |
1924 | u32 lun_count; | |
1925 | u32 bus; | |
1926 | u32 target; | |
1927 | struct aac_ciss_identify_pd *identify_resp = NULL; | |
1928 | ||
1929 | lun_count = aac_get_safw_phys_lun_count(dev); | |
1930 | ||
1931 | for (i = 0; i < lun_count; ++i) { | |
1932 | ||
1933 | bus = aac_get_safw_phys_bus(dev, i); | |
1934 | target = aac_get_safw_phys_target(dev, i); | |
1935 | ||
1936 | rcode = aac_issue_safw_bmic_identify(dev, | |
1937 | &identify_resp, bus, target); | |
1938 | ||
0bcb45fb | 1939 | if (unlikely(rcode < 0)) |
e2ee8c94 | 1940 | goto free_identify_resp; |
e2ee8c94 RAR |
1941 | |
1942 | dev->hba_map[bus][target].safw_identify_resp = identify_resp; | |
1943 | } | |
1944 | ||
1945 | out: | |
1946 | return rcode; | |
e2ee8c94 RAR |
1947 | free_identify_resp: |
1948 | aac_free_safw_all_identify_resp(dev, i); | |
1949 | goto out; | |
1950 | } | |
1951 | ||
c83b11e3 | 1952 | /** |
b5a475e9 | 1953 | * aac_set_safw_attr_all_targets- update current hba map with data from FW |
c83b11e3 | 1954 | * @dev: aac_dev structure |
c83b11e3 RAR |
1955 | * |
1956 | * Update our hba map with the information gathered from the FW | |
1957 | */ | |
75be67cd | 1958 | static void aac_set_safw_attr_all_targets(struct aac_dev *dev) |
c83b11e3 RAR |
1959 | { |
1960 | /* ok and extended reporting */ | |
1961 | u32 lun_count, nexus; | |
1962 | u32 i, bus, target; | |
1963 | u8 expose_flag, attribs; | |
c83b11e3 | 1964 | |
4b000227 | 1965 | lun_count = aac_get_safw_phys_lun_count(dev); |
c83b11e3 | 1966 | |
f2d2caba RAR |
1967 | dev->scan_counter++; |
1968 | ||
c83b11e3 RAR |
1969 | for (i = 0; i < lun_count; ++i) { |
1970 | ||
4b000227 RAR |
1971 | bus = aac_get_safw_phys_bus(dev, i); |
1972 | target = aac_get_safw_phys_target(dev, i); | |
1973 | expose_flag = aac_get_safw_phys_expose_flag(dev, i); | |
1974 | attribs = aac_get_safw_phys_attribs(dev, i); | |
1975 | nexus = aac_get_safw_phys_nexus(dev, i); | |
c83b11e3 RAR |
1976 | |
1977 | if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) | |
1978 | continue; | |
1979 | ||
c83b11e3 | 1980 | if (expose_flag != 0) { |
59b433c8 RAR |
1981 | dev->hba_map[bus][target].devtype = |
1982 | AAC_DEVTYPE_RAID_MEMBER; | |
1983 | continue; | |
c83b11e3 RAR |
1984 | } |
1985 | ||
1986 | if (nexus != 0 && (attribs & 8)) { | |
59b433c8 RAR |
1987 | dev->hba_map[bus][target].devtype = |
1988 | AAC_DEVTYPE_NATIVE_RAW; | |
c83b11e3 RAR |
1989 | dev->hba_map[bus][target].rmw_nexus = |
1990 | nexus; | |
1991 | } else | |
59b433c8 RAR |
1992 | dev->hba_map[bus][target].devtype = |
1993 | AAC_DEVTYPE_ARC_RAW; | |
c83b11e3 | 1994 | |
f2d2caba RAR |
1995 | dev->hba_map[bus][target].scan_counter = dev->scan_counter; |
1996 | ||
0bcb45fb | 1997 | aac_set_safw_target_qd(dev, bus, target); |
c83b11e3 RAR |
1998 | } |
1999 | } | |
2000 | ||
75be67cd | 2001 | static int aac_setup_safw_targets(struct aac_dev *dev) |
fc0fdd9a | 2002 | { |
3edfb8b2 RAR |
2003 | int rcode = 0; |
2004 | ||
1d1fec53 RAR |
2005 | rcode = aac_get_containers(dev); |
2006 | if (unlikely(rcode < 0)) | |
2007 | goto out; | |
2008 | ||
75be67cd | 2009 | rcode = aac_get_safw_ciss_luns(dev); |
3edfb8b2 RAR |
2010 | if (unlikely(rcode < 0)) |
2011 | goto out; | |
2012 | ||
75be67cd | 2013 | rcode = aac_get_safw_attr_all_targets(dev); |
e2ee8c94 RAR |
2014 | if (unlikely(rcode < 0)) |
2015 | goto free_ciss_luns; | |
2016 | ||
75be67cd | 2017 | aac_set_safw_attr_all_targets(dev); |
3edfb8b2 | 2018 | |
e2ee8c94 RAR |
2019 | aac_free_safw_all_identify_resp(dev, -1); |
2020 | free_ciss_luns: | |
3edfb8b2 RAR |
2021 | aac_free_safw_ciss_luns(dev); |
2022 | out: | |
2023 | return rcode; | |
fc0fdd9a RAR |
2024 | } |
2025 | ||
75be67cd | 2026 | int aac_setup_safw_adapter(struct aac_dev *dev) |
fc0fdd9a | 2027 | { |
75be67cd | 2028 | return aac_setup_safw_targets(dev); |
fc0fdd9a RAR |
2029 | } |
2030 | ||
1da177e4 LT |
2031 | int aac_get_adapter_info(struct aac_dev* dev) |
2032 | { | |
2033 | struct fib* fibptr; | |
1da177e4 | 2034 | int rcode; |
c83b11e3 | 2035 | u32 tmp, bus, target; |
84971738 MH |
2036 | struct aac_adapter_info *info; |
2037 | struct aac_bus_info *command; | |
2038 | struct aac_bus_info_response *bus_info; | |
7c00ffa3 | 2039 | |
bfb35aa8 | 2040 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
2041 | return -ENOMEM; |
2042 | ||
bfb35aa8 | 2043 | aac_fib_init(fibptr); |
7c00ffa3 MH |
2044 | info = (struct aac_adapter_info *) fib_data(fibptr); |
2045 | memset(info,0,sizeof(*info)); | |
1da177e4 | 2046 | |
bfb35aa8 | 2047 | rcode = aac_fib_send(RequestAdapterInfo, |
8ce3eca4 | 2048 | fibptr, |
7c00ffa3 | 2049 | sizeof(*info), |
8ce3eca4 | 2050 | FsaNormal, |
9203344c | 2051 | -1, 1, /* First `interrupt' command uses special wait */ |
8ce3eca4 | 2052 | NULL, |
7c00ffa3 MH |
2053 | NULL); |
2054 | ||
2055 | if (rcode < 0) { | |
cacb6dc3 PNRCEH |
2056 | /* FIB should be freed only after |
2057 | * getting the response from the F/W */ | |
2058 | if (rcode != -ERESTARTSYS) { | |
2059 | aac_fib_complete(fibptr); | |
2060 | aac_fib_free(fibptr); | |
2061 | } | |
7c00ffa3 MH |
2062 | return rcode; |
2063 | } | |
2064 | memcpy(&dev->adapter_info, info, sizeof(*info)); | |
1da177e4 | 2065 | |
1c68856e | 2066 | dev->supplement_adapter_info.virt_device_bus = 0xffff; |
7c00ffa3 | 2067 | if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { |
06a43d17 | 2068 | struct aac_supplement_adapter_info * sinfo; |
7c00ffa3 | 2069 | |
bfb35aa8 | 2070 | aac_fib_init(fibptr); |
7c00ffa3 | 2071 | |
06a43d17 | 2072 | sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); |
7c00ffa3 | 2073 | |
06a43d17 | 2074 | memset(sinfo,0,sizeof(*sinfo)); |
7c00ffa3 | 2075 | |
bfb35aa8 | 2076 | rcode = aac_fib_send(RequestSupplementAdapterInfo, |
7c00ffa3 | 2077 | fibptr, |
06a43d17 | 2078 | sizeof(*sinfo), |
7c00ffa3 MH |
2079 | FsaNormal, |
2080 | 1, 1, | |
2081 | NULL, | |
2082 | NULL); | |
2083 | ||
2084 | if (rcode >= 0) | |
06a43d17 | 2085 | memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); |
cacb6dc3 PNRCEH |
2086 | if (rcode == -ERESTARTSYS) { |
2087 | fibptr = aac_fib_alloc(dev); | |
2088 | if (!fibptr) | |
2089 | return -ENOMEM; | |
2090 | } | |
2091 | ||
7c00ffa3 | 2092 | } |
1da177e4 | 2093 | |
c83b11e3 RAR |
2094 | /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ |
2095 | for (bus = 0; bus < AAC_MAX_BUSES; bus++) { | |
71a91ca4 | 2096 | for (target = 0; target < AAC_MAX_TARGETS; target++) { |
c83b11e3 | 2097 | dev->hba_map[bus][target].devtype = 0; |
71a91ca4 RAR |
2098 | dev->hba_map[bus][target].qd_limit = 0; |
2099 | } | |
c83b11e3 | 2100 | } |
84971738 | 2101 | |
8ce3eca4 SM |
2102 | /* |
2103 | * GetBusInfo | |
84971738 MH |
2104 | */ |
2105 | ||
bfb35aa8 | 2106 | aac_fib_init(fibptr); |
84971738 MH |
2107 | |
2108 | bus_info = (struct aac_bus_info_response *) fib_data(fibptr); | |
2109 | ||
2110 | memset(bus_info, 0, sizeof(*bus_info)); | |
2111 | ||
2112 | command = (struct aac_bus_info *)bus_info; | |
2113 | ||
2114 | command->Command = cpu_to_le32(VM_Ioctl); | |
2115 | command->ObjType = cpu_to_le32(FT_DRIVE); | |
2116 | command->MethodId = cpu_to_le32(1); | |
2117 | command->CtlCmd = cpu_to_le32(GetBusInfo); | |
2118 | ||
bfb35aa8 | 2119 | rcode = aac_fib_send(ContainerCommand, |
84971738 MH |
2120 | fibptr, |
2121 | sizeof (*bus_info), | |
2122 | FsaNormal, | |
2123 | 1, 1, | |
2124 | NULL, NULL); | |
2125 | ||
94cf6ba1 SM |
2126 | /* reasoned default */ |
2127 | dev->maximum_num_physicals = 16; | |
84971738 MH |
2128 | if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { |
2129 | dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); | |
2130 | dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); | |
2131 | } | |
2132 | ||
8c867b25 | 2133 | if (!dev->in_reset) { |
24f02e1d | 2134 | char buffer[16]; |
8c867b25 MH |
2135 | tmp = le32_to_cpu(dev->adapter_info.kernelrev); |
2136 | printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", | |
8ce3eca4 | 2137 | dev->name, |
1da177e4 LT |
2138 | dev->id, |
2139 | tmp>>24, | |
2140 | (tmp>>16)&0xff, | |
2141 | tmp&0xff, | |
7c00ffa3 | 2142 | le32_to_cpu(dev->adapter_info.kernelbuild), |
1c68856e RAR |
2143 | (int)sizeof(dev->supplement_adapter_info.build_date), |
2144 | dev->supplement_adapter_info.build_date); | |
8c867b25 MH |
2145 | tmp = le32_to_cpu(dev->adapter_info.monitorrev); |
2146 | printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", | |
1da177e4 LT |
2147 | dev->name, dev->id, |
2148 | tmp>>24,(tmp>>16)&0xff,tmp&0xff, | |
2149 | le32_to_cpu(dev->adapter_info.monitorbuild)); | |
8c867b25 MH |
2150 | tmp = le32_to_cpu(dev->adapter_info.biosrev); |
2151 | printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", | |
1da177e4 LT |
2152 | dev->name, dev->id, |
2153 | tmp>>24,(tmp>>16)&0xff,tmp&0xff, | |
2154 | le32_to_cpu(dev->adapter_info.biosbuild)); | |
24f02e1d | 2155 | buffer[0] = '\0'; |
ee959b00 | 2156 | if (aac_get_serial_number( |
24f02e1d SM |
2157 | shost_to_class(dev->scsi_host_ptr), buffer)) |
2158 | printk(KERN_INFO "%s%d: serial %s", | |
2159 | dev->name, dev->id, buffer); | |
1c68856e | 2160 | if (dev->supplement_adapter_info.vpd_info.tsid[0]) { |
a45c863f SM |
2161 | printk(KERN_INFO "%s%d: TSID %.*s\n", |
2162 | dev->name, dev->id, | |
1c68856e RAR |
2163 | (int)sizeof(dev->supplement_adapter_info |
2164 | .vpd_info.tsid), | |
2165 | dev->supplement_adapter_info.vpd_info.tsid); | |
a45c863f | 2166 | } |
2f7ecc55 | 2167 | if (!aac_check_reset || ((aac_check_reset == 1) && |
1c68856e | 2168 | (dev->supplement_adapter_info.supported_options2 & |
a3940da5 | 2169 | AAC_OPTION_IGNORE_RESET))) { |
29c97684 SM |
2170 | printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", |
2171 | dev->name, dev->id); | |
2172 | } | |
8c867b25 | 2173 | } |
1da177e4 | 2174 | |
95e852e1 | 2175 | dev->cache_protected = 0; |
1c68856e | 2176 | dev->jbod = ((dev->supplement_adapter_info.feature_bits & |
cb1042f2 | 2177 | AAC_FEATURE_JBOD) != 0); |
1da177e4 LT |
2178 | dev->nondasd_support = 0; |
2179 | dev->raid_scsi_mode = 0; | |
95e852e1 | 2180 | if(dev->adapter_info.options & AAC_OPT_NONDASD) |
1da177e4 | 2181 | dev->nondasd_support = 1; |
1da177e4 LT |
2182 | |
2183 | /* | |
2184 | * If the firmware supports ROMB RAID/SCSI mode and we are currently | |
2185 | * in RAID/SCSI mode, set the flag. For now if in this mode we will | |
2186 | * force nondasd support on. If we decide to allow the non-dasd flag | |
2187 | * additional changes changes will have to be made to support | |
2188 | * RAID/SCSI. the function aac_scsi_cmd in this module will have to be | |
2189 | * changed to support the new dev->raid_scsi_mode flag instead of | |
2190 | * leaching off of the dev->nondasd_support flag. Also in linit.c the | |
2191 | * function aac_detect will have to be modified where it sets up the | |
2192 | * max number of channels based on the aac->nondasd_support flag only. | |
2193 | */ | |
2194 | if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && | |
2195 | (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { | |
2196 | dev->nondasd_support = 1; | |
2197 | dev->raid_scsi_mode = 1; | |
2198 | } | |
2199 | if (dev->raid_scsi_mode != 0) | |
2200 | printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", | |
2201 | dev->name, dev->id); | |
8ce3eca4 | 2202 | |
95e852e1 | 2203 | if (nondasd != -1) |
1da177e4 | 2204 | dev->nondasd_support = (nondasd!=0); |
2f7ecc55 | 2205 | if (dev->nondasd_support && !dev->in_reset) |
1da177e4 | 2206 | printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); |
1da177e4 | 2207 | |
e930438c | 2208 | if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) |
d8e96507 | 2209 | dev->needs_dac = 1; |
1da177e4 | 2210 | dev->dac_support = 0; |
d8e96507 LA |
2211 | if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && |
2212 | (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { | |
2f7ecc55 SM |
2213 | if (!dev->in_reset) |
2214 | printk(KERN_INFO "%s%d: 64bit support enabled.\n", | |
2215 | dev->name, dev->id); | |
1da177e4 LT |
2216 | dev->dac_support = 1; |
2217 | } | |
2218 | ||
2219 | if(dacmode != -1) { | |
2220 | dev->dac_support = (dacmode!=0); | |
2221 | } | |
d8e96507 LA |
2222 | |
2223 | /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ | |
2224 | if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks | |
2225 | & AAC_QUIRK_SCSI_32)) { | |
2226 | dev->nondasd_support = 0; | |
2227 | dev->jbod = 0; | |
2228 | expose_physicals = 0; | |
2229 | } | |
2230 | ||
8105d39d RAR |
2231 | if (dev->dac_support) { |
2232 | if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { | |
2f7ecc55 | 2233 | if (!dev->in_reset) |
8105d39d RAR |
2234 | dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); |
2235 | } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { | |
2236 | dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); | |
1da177e4 LT |
2237 | dev->dac_support = 0; |
2238 | } else { | |
8105d39d | 2239 | dev_info(&dev->pdev->dev, "No suitable DMA available\n"); |
1da177e4 LT |
2240 | rcode = -ENOMEM; |
2241 | } | |
2242 | } | |
8ce3eca4 | 2243 | /* |
e8f32de5 MH |
2244 | * Deal with configuring for the individualized limits of each packet |
2245 | * interface. | |
7c00ffa3 | 2246 | */ |
e8f32de5 | 2247 | dev->a_ops.adapter_scsi = (dev->dac_support) |
94cf6ba1 SM |
2248 | ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) |
2249 | ? aac_scsi_32_64 | |
2250 | : aac_scsi_64) | |
e8f32de5 MH |
2251 | : aac_scsi_32; |
2252 | if (dev->raw_io_interface) { | |
2253 | dev->a_ops.adapter_bounds = (dev->raw_io_64) | |
2254 | ? aac_bounds_64 | |
2255 | : aac_bounds_32; | |
2256 | dev->a_ops.adapter_read = aac_read_raw_io; | |
2257 | dev->a_ops.adapter_write = aac_write_raw_io; | |
2258 | } else { | |
2259 | dev->a_ops.adapter_bounds = aac_bounds_32; | |
0e68c003 | 2260 | dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - |
7c00ffa3 | 2261 | sizeof(struct aac_fibhdr) - |
63a70eea MH |
2262 | sizeof(struct aac_write) + sizeof(struct sgentry)) / |
2263 | sizeof(struct sgentry); | |
0e68c003 | 2264 | if (dev->dac_support) { |
e8f32de5 MH |
2265 | dev->a_ops.adapter_read = aac_read_block64; |
2266 | dev->a_ops.adapter_write = aac_write_block64; | |
8ce3eca4 SM |
2267 | /* |
2268 | * 38 scatter gather elements | |
0e68c003 MH |
2269 | */ |
2270 | dev->scsi_host_ptr->sg_tablesize = | |
2271 | (dev->max_fib_size - | |
2272 | sizeof(struct aac_fibhdr) - | |
2273 | sizeof(struct aac_write64) + | |
63a70eea MH |
2274 | sizeof(struct sgentry64)) / |
2275 | sizeof(struct sgentry64); | |
e8f32de5 MH |
2276 | } else { |
2277 | dev->a_ops.adapter_read = aac_read_block; | |
2278 | dev->a_ops.adapter_write = aac_write_block; | |
0e68c003 MH |
2279 | } |
2280 | dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; | |
e8b12f0f | 2281 | if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { |
0e68c003 MH |
2282 | /* |
2283 | * Worst case size that could cause sg overflow when | |
2284 | * we break up SG elements that are larger than 64KB. | |
2285 | * Would be nice if we could tell the SCSI layer what | |
2286 | * the maximum SG element size can be. Worst case is | |
2287 | * (sg_tablesize-1) 4KB elements with one 64KB | |
2288 | * element. | |
2289 | * 32bit -> 468 or 238KB 64bit -> 424 or 212KB | |
2290 | */ | |
2291 | dev->scsi_host_ptr->max_sectors = | |
2292 | (dev->scsi_host_ptr->sg_tablesize * 8) + 112; | |
2293 | } | |
7c00ffa3 | 2294 | } |
ab5d129f RAR |
2295 | if (!dev->sync_mode && dev->sa_firmware && |
2296 | dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) | |
2297 | dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = | |
2298 | HBA_MAX_SG_SEPARATE; | |
2299 | ||
cacb6dc3 PNRCEH |
2300 | /* FIB should be freed only after getting the response from the F/W */ |
2301 | if (rcode != -ERESTARTSYS) { | |
2302 | aac_fib_complete(fibptr); | |
2303 | aac_fib_free(fibptr); | |
2304 | } | |
1da177e4 LT |
2305 | |
2306 | return rcode; | |
2307 | } | |
2308 | ||
2309 | ||
e53cb35a | 2310 | static void io_callback(void *context, struct fib * fibptr) |
1da177e4 LT |
2311 | { |
2312 | struct aac_dev *dev; | |
2313 | struct aac_read_reply *readreply; | |
2314 | struct scsi_cmnd *scsicmd; | |
1da177e4 LT |
2315 | u32 cid; |
2316 | ||
2317 | scsicmd = (struct scsi_cmnd *) context; | |
2318 | ||
03d44337 MH |
2319 | if (!aac_valid_context(scsicmd, fibptr)) |
2320 | return; | |
2321 | ||
1a655040 | 2322 | dev = fibptr->dev; |
e5718774 | 2323 | cid = scmd_id(scsicmd); |
1da177e4 | 2324 | |
7a8cf29d MH |
2325 | if (nblank(dprintk(x))) { |
2326 | u64 lba; | |
2327 | switch (scsicmd->cmnd[0]) { | |
2328 | case WRITE_6: | |
2329 | case READ_6: | |
2330 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | | |
2331 | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
2332 | break; | |
2333 | case WRITE_16: | |
2334 | case READ_16: | |
2335 | lba = ((u64)scsicmd->cmnd[2] << 56) | | |
2336 | ((u64)scsicmd->cmnd[3] << 48) | | |
2337 | ((u64)scsicmd->cmnd[4] << 40) | | |
2338 | ((u64)scsicmd->cmnd[5] << 32) | | |
2339 | ((u64)scsicmd->cmnd[6] << 24) | | |
2340 | (scsicmd->cmnd[7] << 16) | | |
2341 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
2342 | break; | |
2343 | case WRITE_12: | |
2344 | case READ_12: | |
2345 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
2346 | (scsicmd->cmnd[3] << 16) | | |
2347 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
2348 | break; | |
2349 | default: | |
2350 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
2351 | (scsicmd->cmnd[3] << 16) | | |
2352 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
2353 | break; | |
2354 | } | |
2355 | printk(KERN_DEBUG | |
2356 | "io_callback[cpu %d]: lba = %llu, t = %ld.\n", | |
2357 | smp_processor_id(), (unsigned long long)lba, jiffies); | |
2358 | } | |
1da177e4 | 2359 | |
125e1874 | 2360 | BUG_ON(fibptr == NULL); |
727eead6 FT |
2361 | |
2362 | scsi_dma_unmap(scsicmd); | |
2363 | ||
1da177e4 | 2364 | readreply = (struct aac_read_reply *)fib_data(fibptr); |
655d722c MS |
2365 | switch (le32_to_cpu(readreply->status)) { |
2366 | case ST_OK: | |
2367 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
2368 | SAM_STAT_GOOD; | |
2369 | dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; | |
2370 | break; | |
2371 | case ST_NOT_READY: | |
2372 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
2373 | SAM_STAT_CHECK_CONDITION; | |
2374 | set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, | |
2375 | SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); | |
2376 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
2377 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), | |
2378 | SCSI_SENSE_BUFFERSIZE)); | |
f956a669 RAR |
2379 | break; |
2380 | case ST_MEDERR: | |
2381 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
2382 | SAM_STAT_CHECK_CONDITION; | |
2383 | set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, | |
2384 | SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); | |
2385 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
2386 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), | |
2387 | SCSI_SENSE_BUFFERSIZE)); | |
655d722c MS |
2388 | break; |
2389 | default: | |
7c00ffa3 | 2390 | #ifdef AAC_DETAILED_STATUS_INFO |
e53cb35a | 2391 | printk(KERN_WARNING "io_callback: io failed, status = %d\n", |
7c00ffa3 MH |
2392 | le32_to_cpu(readreply->status)); |
2393 | #endif | |
655d722c MS |
2394 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | |
2395 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
2396 | set_sense(&dev->fsa_dev[cid].sense_data, |
2397 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
2398 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
1da177e4 | 2399 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
2400 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
2401 | SCSI_SENSE_BUFFERSIZE)); | |
655d722c | 2402 | break; |
1da177e4 | 2403 | } |
bfb35aa8 | 2404 | aac_fib_complete(fibptr); |
1da177e4 | 2405 | |
8e0c5ebd | 2406 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
2407 | } |
2408 | ||
9e7c349c | 2409 | static int aac_read(struct scsi_cmnd * scsicmd) |
1da177e4 | 2410 | { |
7a8cf29d | 2411 | u64 lba; |
1da177e4 LT |
2412 | u32 count; |
2413 | int status; | |
1da177e4 LT |
2414 | struct aac_dev *dev; |
2415 | struct fib * cmd_fibcontext; | |
da3cc679 | 2416 | int cid; |
1da177e4 LT |
2417 | |
2418 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
2419 | /* | |
2420 | * Get block address and transfer length | |
2421 | */ | |
7a8cf29d MH |
2422 | switch (scsicmd->cmnd[0]) { |
2423 | case READ_6: | |
9e7c349c | 2424 | dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); |
1da177e4 | 2425 | |
8ce3eca4 | 2426 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | |
7a8cf29d | 2427 | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; |
1da177e4 LT |
2428 | count = scsicmd->cmnd[4]; |
2429 | ||
2430 | if (count == 0) | |
2431 | count = 256; | |
7a8cf29d MH |
2432 | break; |
2433 | case READ_16: | |
9e7c349c | 2434 | dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 2435 | |
8ce3eca4 SM |
2436 | lba = ((u64)scsicmd->cmnd[2] << 56) | |
2437 | ((u64)scsicmd->cmnd[3] << 48) | | |
7a8cf29d MH |
2438 | ((u64)scsicmd->cmnd[4] << 40) | |
2439 | ((u64)scsicmd->cmnd[5] << 32) | | |
8ce3eca4 | 2440 | ((u64)scsicmd->cmnd[6] << 24) | |
7a8cf29d MH |
2441 | (scsicmd->cmnd[7] << 16) | |
2442 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
8ce3eca4 | 2443 | count = (scsicmd->cmnd[10] << 24) | |
7a8cf29d MH |
2444 | (scsicmd->cmnd[11] << 16) | |
2445 | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; | |
2446 | break; | |
2447 | case READ_12: | |
9e7c349c | 2448 | dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 2449 | |
8ce3eca4 | 2450 | lba = ((u64)scsicmd->cmnd[2] << 24) | |
7a8cf29d | 2451 | (scsicmd->cmnd[3] << 16) | |
8ce3eca4 SM |
2452 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
2453 | count = (scsicmd->cmnd[6] << 24) | | |
7a8cf29d | 2454 | (scsicmd->cmnd[7] << 16) | |
8ce3eca4 | 2455 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; |
7a8cf29d MH |
2456 | break; |
2457 | default: | |
9e7c349c | 2458 | dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); |
1da177e4 | 2459 | |
8ce3eca4 SM |
2460 | lba = ((u64)scsicmd->cmnd[2] << 24) | |
2461 | (scsicmd->cmnd[3] << 16) | | |
7a8cf29d | 2462 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1da177e4 | 2463 | count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; |
7a8cf29d | 2464 | break; |
1da177e4 | 2465 | } |
da3cc679 RM |
2466 | |
2467 | if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { | |
2468 | cid = scmd_id(scsicmd); | |
2469 | dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); | |
2470 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
2471 | SAM_STAT_CHECK_CONDITION; | |
2472 | set_sense(&dev->fsa_dev[cid].sense_data, | |
c86fbe48 | 2473 | ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, |
da3cc679 RM |
2474 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); |
2475 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
2476 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), | |
2477 | SCSI_SENSE_BUFFERSIZE)); | |
2478 | scsicmd->scsi_done(scsicmd); | |
c86fbe48 | 2479 | return 0; |
da3cc679 RM |
2480 | } |
2481 | ||
7a8cf29d | 2482 | dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", |
7c00ffa3 | 2483 | smp_processor_id(), (unsigned long long)lba, jiffies)); |
e8f32de5 | 2484 | if (aac_adapter_bounds(dev,scsicmd,lba)) |
7a8cf29d | 2485 | return 0; |
1da177e4 LT |
2486 | /* |
2487 | * Alocate and initialize a Fib | |
2488 | */ | |
6bf3b630 | 2489 | cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); |
1ae948fa | 2490 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
e8f32de5 | 2491 | status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); |
1da177e4 LT |
2492 | |
2493 | /* | |
2494 | * Check that the command queued to the controller | |
2495 | */ | |
1ae948fa | 2496 | if (status == -EINPROGRESS) |
1da177e4 | 2497 | return 0; |
8ce3eca4 | 2498 | |
bfb35aa8 | 2499 | printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); |
1da177e4 LT |
2500 | /* |
2501 | * For some reason, the Fib didn't queue, return QUEUE_FULL | |
2502 | */ | |
2503 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; | |
8e0c5ebd | 2504 | scsicmd->scsi_done(scsicmd); |
bfb35aa8 MH |
2505 | aac_fib_complete(cmd_fibcontext); |
2506 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
2507 | return 0; |
2508 | } | |
2509 | ||
9e7c349c | 2510 | static int aac_write(struct scsi_cmnd * scsicmd) |
1da177e4 | 2511 | { |
7a8cf29d | 2512 | u64 lba; |
1da177e4 | 2513 | u32 count; |
9d399cc7 | 2514 | int fua; |
1da177e4 | 2515 | int status; |
1da177e4 LT |
2516 | struct aac_dev *dev; |
2517 | struct fib * cmd_fibcontext; | |
da3cc679 | 2518 | int cid; |
1da177e4 LT |
2519 | |
2520 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
2521 | /* | |
2522 | * Get block address and transfer length | |
2523 | */ | |
2524 | if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ | |
2525 | { | |
2526 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
2527 | count = scsicmd->cmnd[4]; | |
2528 | if (count == 0) | |
2529 | count = 256; | |
9d399cc7 | 2530 | fua = 0; |
7a8cf29d | 2531 | } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ |
9e7c349c | 2532 | dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 2533 | |
8ce3eca4 | 2534 | lba = ((u64)scsicmd->cmnd[2] << 56) | |
7a8cf29d MH |
2535 | ((u64)scsicmd->cmnd[3] << 48) | |
2536 | ((u64)scsicmd->cmnd[4] << 40) | | |
2537 | ((u64)scsicmd->cmnd[5] << 32) | | |
8ce3eca4 | 2538 | ((u64)scsicmd->cmnd[6] << 24) | |
7a8cf29d MH |
2539 | (scsicmd->cmnd[7] << 16) | |
2540 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
2541 | count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | | |
2542 | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; | |
9d399cc7 | 2543 | fua = scsicmd->cmnd[1] & 0x8; |
7a8cf29d | 2544 | } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ |
9e7c349c | 2545 | dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d MH |
2546 | |
2547 | lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | |
2548 | | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
2549 | count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) | |
2550 | | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
9d399cc7 | 2551 | fua = scsicmd->cmnd[1] & 0x8; |
1da177e4 | 2552 | } else { |
9e7c349c | 2553 | dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 2554 | lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1da177e4 | 2555 | count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; |
9d399cc7 | 2556 | fua = scsicmd->cmnd[1] & 0x8; |
1da177e4 | 2557 | } |
da3cc679 RM |
2558 | |
2559 | if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { | |
2560 | cid = scmd_id(scsicmd); | |
2561 | dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); | |
2562 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
2563 | SAM_STAT_CHECK_CONDITION; | |
2564 | set_sense(&dev->fsa_dev[cid].sense_data, | |
c86fbe48 | 2565 | ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, |
da3cc679 RM |
2566 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); |
2567 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
2568 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), | |
2569 | SCSI_SENSE_BUFFERSIZE)); | |
2570 | scsicmd->scsi_done(scsicmd); | |
c86fbe48 | 2571 | return 0; |
da3cc679 RM |
2572 | } |
2573 | ||
7a8cf29d | 2574 | dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", |
1da177e4 | 2575 | smp_processor_id(), (unsigned long long)lba, jiffies)); |
e8f32de5 | 2576 | if (aac_adapter_bounds(dev,scsicmd,lba)) |
7a8cf29d | 2577 | return 0; |
1da177e4 LT |
2578 | /* |
2579 | * Allocate and initialize a Fib then setup a BlockWrite command | |
2580 | */ | |
6bf3b630 | 2581 | cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); |
1ae948fa | 2582 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
9d399cc7 | 2583 | status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); |
1da177e4 LT |
2584 | |
2585 | /* | |
2586 | * Check that the command queued to the controller | |
2587 | */ | |
1ae948fa | 2588 | if (status == -EINPROGRESS) |
1da177e4 | 2589 | return 0; |
1da177e4 | 2590 | |
bfb35aa8 | 2591 | printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); |
1da177e4 LT |
2592 | /* |
2593 | * For some reason, the Fib didn't queue, return QUEUE_FULL | |
2594 | */ | |
2595 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; | |
8e0c5ebd | 2596 | scsicmd->scsi_done(scsicmd); |
1da177e4 | 2597 | |
bfb35aa8 MH |
2598 | aac_fib_complete(cmd_fibcontext); |
2599 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
2600 | return 0; |
2601 | } | |
2602 | ||
2603 | static void synchronize_callback(void *context, struct fib *fibptr) | |
2604 | { | |
2605 | struct aac_synchronize_reply *synchronizereply; | |
2c644b1d | 2606 | struct scsi_cmnd *cmd = context; |
1da177e4 | 2607 | |
03d44337 MH |
2608 | if (!aac_valid_context(cmd, fibptr)) |
2609 | return; | |
2610 | ||
b90f90d2 | 2611 | dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", |
1da177e4 LT |
2612 | smp_processor_id(), jiffies)); |
2613 | BUG_ON(fibptr == NULL); | |
2614 | ||
2615 | ||
2616 | synchronizereply = fib_data(fibptr); | |
2617 | if (le32_to_cpu(synchronizereply->status) == CT_OK) | |
b90f90d2 | 2618 | cmd->result = DID_OK << 16 | |
1da177e4 LT |
2619 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
2620 | else { | |
2621 | struct scsi_device *sdev = cmd->device; | |
1a655040 | 2622 | struct aac_dev *dev = fibptr->dev; |
e5718774 | 2623 | u32 cid = sdev_id(sdev); |
b90f90d2 | 2624 | printk(KERN_WARNING |
1da177e4 LT |
2625 | "synchronize_callback: synchronize failed, status = %d\n", |
2626 | le32_to_cpu(synchronizereply->status)); | |
b90f90d2 | 2627 | cmd->result = DID_OK << 16 | |
1da177e4 | 2628 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
8e31e607 SM |
2629 | set_sense(&dev->fsa_dev[cid].sense_data, |
2630 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
2631 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
1da177e4 | 2632 | memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
b80ca4f7 FT |
2633 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
2634 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 LT |
2635 | } |
2636 | ||
bfb35aa8 MH |
2637 | aac_fib_complete(fibptr); |
2638 | aac_fib_free(fibptr); | |
8e0c5ebd | 2639 | cmd->scsi_done(cmd); |
1da177e4 LT |
2640 | } |
2641 | ||
9e7c349c | 2642 | static int aac_synchronize(struct scsi_cmnd *scsicmd) |
1da177e4 LT |
2643 | { |
2644 | int status; | |
2645 | struct fib *cmd_fibcontext; | |
2646 | struct aac_synchronize *synchronizecmd; | |
1da177e4 | 2647 | struct scsi_device *sdev = scsicmd->device; |
90ee3466 | 2648 | struct aac_dev *aac; |
1da177e4 | 2649 | |
f858317d | 2650 | aac = (struct aac_dev *)sdev->host->hostdata; |
8c867b25 MH |
2651 | if (aac->in_reset) |
2652 | return SCSI_MLQUEUE_HOST_BUSY; | |
2653 | ||
1da177e4 | 2654 | /* |
7c00ffa3 | 2655 | * Allocate and initialize a Fib |
1da177e4 | 2656 | */ |
2c644b1d | 2657 | cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); |
1da177e4 | 2658 | |
bfb35aa8 | 2659 | aac_fib_init(cmd_fibcontext); |
1da177e4 LT |
2660 | |
2661 | synchronizecmd = fib_data(cmd_fibcontext); | |
2662 | synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); | |
2663 | synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); | |
9e7c349c | 2664 | synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); |
b90f90d2 | 2665 | synchronizecmd->count = |
1da177e4 | 2666 | cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); |
1ae948fa | 2667 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
1da177e4 LT |
2668 | |
2669 | /* | |
2670 | * Now send the Fib to the adapter | |
2671 | */ | |
bfb35aa8 | 2672 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
2673 | cmd_fibcontext, |
2674 | sizeof(struct aac_synchronize), | |
2675 | FsaNormal, | |
2676 | 0, 1, | |
2677 | (fib_callback)synchronize_callback, | |
2678 | (void *)scsicmd); | |
2679 | ||
2680 | /* | |
2681 | * Check that the command queued to the controller | |
2682 | */ | |
1ae948fa | 2683 | if (status == -EINPROGRESS) |
1da177e4 LT |
2684 | return 0; |
2685 | ||
b90f90d2 | 2686 | printk(KERN_WARNING |
bfb35aa8 MH |
2687 | "aac_synchronize: aac_fib_send failed with status: %d.\n", status); |
2688 | aac_fib_complete(cmd_fibcontext); | |
2689 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
2690 | return SCSI_MLQUEUE_HOST_BUSY; |
2691 | } | |
2692 | ||
655d722c MS |
2693 | static void aac_start_stop_callback(void *context, struct fib *fibptr) |
2694 | { | |
2695 | struct scsi_cmnd *scsicmd = context; | |
2696 | ||
2697 | if (!aac_valid_context(scsicmd, fibptr)) | |
2698 | return; | |
2699 | ||
2700 | BUG_ON(fibptr == NULL); | |
2701 | ||
2702 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2703 | ||
2704 | aac_fib_complete(fibptr); | |
2705 | aac_fib_free(fibptr); | |
2706 | scsicmd->scsi_done(scsicmd); | |
2707 | } | |
2708 | ||
2709 | static int aac_start_stop(struct scsi_cmnd *scsicmd) | |
2710 | { | |
2711 | int status; | |
2712 | struct fib *cmd_fibcontext; | |
2713 | struct aac_power_management *pmcmd; | |
2714 | struct scsi_device *sdev = scsicmd->device; | |
2715 | struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; | |
2716 | ||
1c68856e | 2717 | if (!(aac->supplement_adapter_info.supported_options2 & |
655d722c MS |
2718 | AAC_OPTION_POWER_MANAGEMENT)) { |
2719 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
2720 | SAM_STAT_GOOD; | |
2721 | scsicmd->scsi_done(scsicmd); | |
2722 | return 0; | |
2723 | } | |
2724 | ||
2725 | if (aac->in_reset) | |
2726 | return SCSI_MLQUEUE_HOST_BUSY; | |
2727 | ||
2728 | /* | |
2729 | * Allocate and initialize a Fib | |
2730 | */ | |
6bf3b630 | 2731 | cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); |
655d722c MS |
2732 | |
2733 | aac_fib_init(cmd_fibcontext); | |
2734 | ||
2735 | pmcmd = fib_data(cmd_fibcontext); | |
2736 | pmcmd->command = cpu_to_le32(VM_ContainerConfig); | |
2737 | pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); | |
2738 | /* Eject bit ignored, not relevant */ | |
2739 | pmcmd->sub = (scsicmd->cmnd[4] & 1) ? | |
2740 | cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); | |
2741 | pmcmd->cid = cpu_to_le32(sdev_id(sdev)); | |
2742 | pmcmd->parm = (scsicmd->cmnd[1] & 1) ? | |
2743 | cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; | |
1ae948fa | 2744 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
655d722c MS |
2745 | |
2746 | /* | |
2747 | * Now send the Fib to the adapter | |
2748 | */ | |
2749 | status = aac_fib_send(ContainerCommand, | |
2750 | cmd_fibcontext, | |
2751 | sizeof(struct aac_power_management), | |
2752 | FsaNormal, | |
2753 | 0, 1, | |
2754 | (fib_callback)aac_start_stop_callback, | |
2755 | (void *)scsicmd); | |
2756 | ||
2757 | /* | |
2758 | * Check that the command queued to the controller | |
2759 | */ | |
1ae948fa | 2760 | if (status == -EINPROGRESS) |
655d722c | 2761 | return 0; |
655d722c MS |
2762 | |
2763 | aac_fib_complete(cmd_fibcontext); | |
2764 | aac_fib_free(cmd_fibcontext); | |
2765 | return SCSI_MLQUEUE_HOST_BUSY; | |
2766 | } | |
2767 | ||
1da177e4 LT |
2768 | /** |
2769 | * aac_scsi_cmd() - Process SCSI command | |
2770 | * @scsicmd: SCSI command block | |
2771 | * | |
2772 | * Emulate a SCSI command and queue the required request for the | |
2773 | * aacraid firmware. | |
2774 | */ | |
8ce3eca4 | 2775 | |
1da177e4 LT |
2776 | int aac_scsi_cmd(struct scsi_cmnd * scsicmd) |
2777 | { | |
ab5d129f | 2778 | u32 cid, bus; |
1da177e4 LT |
2779 | struct Scsi_Host *host = scsicmd->device->host; |
2780 | struct aac_dev *dev = (struct aac_dev *)host->hostdata; | |
2781 | struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; | |
8ce3eca4 | 2782 | |
90ee3466 MH |
2783 | if (fsa_dev_ptr == NULL) |
2784 | return -1; | |
1da177e4 LT |
2785 | /* |
2786 | * If the bus, id or lun is out of range, return fail | |
2787 | * Test does not apply to ID 16, the pseudo id for the controller | |
2788 | * itself. | |
2789 | */ | |
1a655040 SM |
2790 | cid = scmd_id(scsicmd); |
2791 | if (cid != host->this_id) { | |
2792 | if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { | |
2793 | if((cid >= dev->maximum_num_containers) || | |
e5718774 | 2794 | (scsicmd->device->lun != 0)) { |
1da177e4 | 2795 | scsicmd->result = DID_NO_CONNECT << 16; |
c4e2fbca | 2796 | goto scsi_done_ret; |
1da177e4 | 2797 | } |
1da177e4 LT |
2798 | |
2799 | /* | |
2800 | * If the target container doesn't exist, it may have | |
2801 | * been newly created | |
2802 | */ | |
655d722c MS |
2803 | if (((fsa_dev_ptr[cid].valid & 1) == 0) || |
2804 | (fsa_dev_ptr[cid].sense_data.sense_key == | |
2805 | NOT_READY)) { | |
1da177e4 | 2806 | switch (scsicmd->cmnd[0]) { |
eb846d9f | 2807 | case SERVICE_ACTION_IN_16: |
7a8cf29d MH |
2808 | if (!(dev->raw_io_interface) || |
2809 | !(dev->raw_io_64) || | |
2810 | ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
2811 | break; | |
df561f66 | 2812 | fallthrough; |
1da177e4 LT |
2813 | case INQUIRY: |
2814 | case READ_CAPACITY: | |
2815 | case TEST_UNIT_READY: | |
8c867b25 MH |
2816 | if (dev->in_reset) |
2817 | return -1; | |
fe76df42 MH |
2818 | return _aac_probe_container(scsicmd, |
2819 | aac_probe_container_callback2); | |
1da177e4 LT |
2820 | default: |
2821 | break; | |
2822 | } | |
2823 | } | |
1da177e4 | 2824 | } else { /* check for physical non-dasd devices */ |
ab5d129f | 2825 | bus = aac_logical_to_phys(scmd_channel(scsicmd)); |
ab5d129f RAR |
2826 | |
2827 | if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && | |
2828 | dev->hba_map[bus][cid].devtype | |
2829 | == AAC_DEVTYPE_NATIVE_RAW) { | |
2830 | if (dev->in_reset) | |
2831 | return -1; | |
2832 | return aac_send_hba_fib(scsicmd); | |
2833 | } else if (dev->nondasd_support || expose_physicals || | |
2834 | dev->jbod) { | |
8c867b25 MH |
2835 | if (dev->in_reset) |
2836 | return -1; | |
1da177e4 LT |
2837 | return aac_send_srb_fib(scsicmd); |
2838 | } else { | |
2839 | scsicmd->result = DID_NO_CONNECT << 16; | |
c4e2fbca | 2840 | goto scsi_done_ret; |
1da177e4 LT |
2841 | } |
2842 | } | |
2843 | } | |
2844 | /* | |
2845 | * else Command for the controller itself | |
2846 | */ | |
2847 | else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ | |
8ce3eca4 | 2848 | (scsicmd->cmnd[0] != TEST_UNIT_READY)) |
1da177e4 LT |
2849 | { |
2850 | dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); | |
2851 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
2852 | set_sense(&dev->fsa_dev[cid].sense_data, |
2853 | ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, | |
2854 | ASENCODE_INVALID_COMMAND, 0, 0); | |
1da177e4 | 2855 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
2856 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
2857 | SCSI_SENSE_BUFFERSIZE)); | |
c4e2fbca | 2858 | goto scsi_done_ret; |
1da177e4 LT |
2859 | } |
2860 | ||
1da177e4 | 2861 | switch (scsicmd->cmnd[0]) { |
c4e2fbca RAR |
2862 | case READ_6: |
2863 | case READ_10: | |
2864 | case READ_12: | |
2865 | case READ_16: | |
2866 | if (dev->in_reset) | |
2867 | return -1; | |
2868 | return aac_read(scsicmd); | |
2869 | ||
2870 | case WRITE_6: | |
2871 | case WRITE_10: | |
2872 | case WRITE_12: | |
2873 | case WRITE_16: | |
2874 | if (dev->in_reset) | |
2875 | return -1; | |
2876 | return aac_write(scsicmd); | |
2877 | ||
2878 | case SYNCHRONIZE_CACHE: | |
2879 | if (((aac_cache & 6) == 6) && dev->cache_protected) { | |
2d362b8a JT |
2880 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | |
2881 | SAM_STAT_GOOD; | |
c4e2fbca RAR |
2882 | break; |
2883 | } | |
2884 | /* Issue FIB to tell Firmware to flush it's cache */ | |
2885 | if ((aac_cache & 6) != 2) | |
2886 | return aac_synchronize(scsicmd); | |
df561f66 | 2887 | fallthrough; |
1da177e4 LT |
2888 | case INQUIRY: |
2889 | { | |
3b2946cc | 2890 | struct inquiry_data inq_data; |
1da177e4 | 2891 | |
1a655040 | 2892 | dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); |
3b2946cc | 2893 | memset(&inq_data, 0, sizeof (struct inquiry_data)); |
1da177e4 | 2894 | |
d8e96507 | 2895 | if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { |
88e2f98e SM |
2896 | char *arr = (char *)&inq_data; |
2897 | ||
2898 | /* EVPD bit set */ | |
2899 | arr[0] = (scmd_id(scsicmd) == host->this_id) ? | |
2900 | INQD_PDT_PROC : INQD_PDT_DA; | |
2901 | if (scsicmd->cmnd[2] == 0) { | |
2902 | /* supported vital product data pages */ | |
5d910649 | 2903 | arr[3] = 3; |
88e2f98e SM |
2904 | arr[4] = 0x0; |
2905 | arr[5] = 0x80; | |
5d910649 | 2906 | arr[6] = 0x83; |
88e2f98e | 2907 | arr[1] = scsicmd->cmnd[2]; |
d4345028 FT |
2908 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, |
2909 | sizeof(inq_data)); | |
2d362b8a JT |
2910 | scsicmd->result = DID_OK << 16 | |
2911 | COMMAND_COMPLETE << 8 | | |
2912 | SAM_STAT_GOOD; | |
88e2f98e SM |
2913 | } else if (scsicmd->cmnd[2] == 0x80) { |
2914 | /* unit serial number page */ | |
2915 | arr[3] = setinqserial(dev, &arr[4], | |
2916 | scmd_id(scsicmd)); | |
2917 | arr[1] = scsicmd->cmnd[2]; | |
d4345028 FT |
2918 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, |
2919 | sizeof(inq_data)); | |
d8e96507 LA |
2920 | if (aac_wwn != 2) |
2921 | return aac_get_container_serial( | |
2922 | scsicmd); | |
2d362b8a JT |
2923 | scsicmd->result = DID_OK << 16 | |
2924 | COMMAND_COMPLETE << 8 | | |
2925 | SAM_STAT_GOOD; | |
5d910649 MR |
2926 | } else if (scsicmd->cmnd[2] == 0x83) { |
2927 | /* vpd page 0x83 - Device Identification Page */ | |
2928 | char *sno = (char *)&inq_data; | |
2929 | sno[3] = setinqserial(dev, &sno[4], | |
2930 | scmd_id(scsicmd)); | |
2931 | if (aac_wwn != 2) | |
2932 | return aac_get_container_serial( | |
2933 | scsicmd); | |
2d362b8a JT |
2934 | scsicmd->result = DID_OK << 16 | |
2935 | COMMAND_COMPLETE << 8 | | |
2936 | SAM_STAT_GOOD; | |
88e2f98e SM |
2937 | } else { |
2938 | /* vpd page not implemented */ | |
2939 | scsicmd->result = DID_OK << 16 | | |
2940 | COMMAND_COMPLETE << 8 | | |
2941 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
2942 | set_sense(&dev->fsa_dev[cid].sense_data, |
2943 | ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, | |
2944 | ASENCODE_NO_SENSE, 7, 2); | |
88e2f98e SM |
2945 | memcpy(scsicmd->sense_buffer, |
2946 | &dev->fsa_dev[cid].sense_data, | |
3ace426f SM |
2947 | min_t(size_t, |
2948 | sizeof(dev->fsa_dev[cid].sense_data), | |
2949 | SCSI_SENSE_BUFFERSIZE)); | |
88e2f98e | 2950 | } |
c4e2fbca | 2951 | break; |
88e2f98e | 2952 | } |
3b2946cc | 2953 | inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ |
3b2946cc MH |
2954 | 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 */ |
2955 | inq_data.inqd_len = 31; | |
1da177e4 | 2956 | /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ |
3b2946cc | 2957 | inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ |
1da177e4 LT |
2958 | /* |
2959 | * Set the Vendor, Product, and Revision Level | |
2960 | * see: <vendor>.c i.e. aac.c | |
2961 | */ | |
1a655040 | 2962 | if (cid == host->this_id) { |
6391a113 | 2963 | setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); |
3b2946cc | 2964 | inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ |
d4345028 FT |
2965 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, |
2966 | sizeof(inq_data)); | |
2d362b8a JT |
2967 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | |
2968 | SAM_STAT_GOOD; | |
c4e2fbca | 2969 | break; |
1da177e4 | 2970 | } |
8c867b25 MH |
2971 | if (dev->in_reset) |
2972 | return -1; | |
794d0601 | 2973 | setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); |
3b2946cc | 2974 | inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ |
d4345028 | 2975 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); |
9e7c349c | 2976 | return aac_get_container_name(scsicmd); |
1da177e4 | 2977 | } |
eb846d9f | 2978 | case SERVICE_ACTION_IN_16: |
7a8cf29d MH |
2979 | if (!(dev->raw_io_interface) || |
2980 | !(dev->raw_io_64) || | |
2981 | ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
2982 | break; | |
2983 | { | |
2984 | u64 capacity; | |
07ce5eba | 2985 | char cp[13]; |
b271f1c8 | 2986 | unsigned int alloc_len; |
7a8cf29d MH |
2987 | |
2988 | dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); | |
2989 | capacity = fsa_dev_ptr[cid].size - 1; | |
7a8cf29d MH |
2990 | cp[0] = (capacity >> 56) & 0xff; |
2991 | cp[1] = (capacity >> 48) & 0xff; | |
2992 | cp[2] = (capacity >> 40) & 0xff; | |
2993 | cp[3] = (capacity >> 32) & 0xff; | |
2994 | cp[4] = (capacity >> 24) & 0xff; | |
2995 | cp[5] = (capacity >> 16) & 0xff; | |
2996 | cp[6] = (capacity >> 8) & 0xff; | |
2997 | cp[7] = (capacity >> 0) & 0xff; | |
b836439f MR |
2998 | cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; |
2999 | cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; | |
3000 | cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; | |
3001 | cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; | |
07ce5eba | 3002 | cp[12] = 0; |
07ce5eba | 3003 | |
b271f1c8 FT |
3004 | alloc_len = ((scsicmd->cmnd[10] << 24) |
3005 | + (scsicmd->cmnd[11] << 16) | |
3006 | + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); | |
3007 | ||
3008 | alloc_len = min_t(size_t, alloc_len, sizeof(cp)); | |
d4345028 | 3009 | scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); |
b271f1c8 FT |
3010 | if (alloc_len < scsi_bufflen(scsicmd)) |
3011 | scsi_set_resid(scsicmd, | |
3012 | scsi_bufflen(scsicmd) - alloc_len); | |
7a8cf29d MH |
3013 | |
3014 | /* Do not cache partition table for arrays */ | |
3015 | scsicmd->device->removable = 1; | |
3016 | ||
2d362b8a JT |
3017 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | |
3018 | SAM_STAT_GOOD; | |
c4e2fbca | 3019 | break; |
7a8cf29d MH |
3020 | } |
3021 | ||
1da177e4 LT |
3022 | case READ_CAPACITY: |
3023 | { | |
3024 | u32 capacity; | |
3b2946cc | 3025 | char cp[8]; |
1da177e4 LT |
3026 | |
3027 | dprintk((KERN_DEBUG "READ CAPACITY command.\n")); | |
7a8cf29d | 3028 | if (fsa_dev_ptr[cid].size <= 0x100000000ULL) |
1da177e4 LT |
3029 | capacity = fsa_dev_ptr[cid].size - 1; |
3030 | else | |
3031 | capacity = (u32)-1; | |
3b2946cc | 3032 | |
1da177e4 LT |
3033 | cp[0] = (capacity >> 24) & 0xff; |
3034 | cp[1] = (capacity >> 16) & 0xff; | |
3035 | cp[2] = (capacity >> 8) & 0xff; | |
3036 | cp[3] = (capacity >> 0) & 0xff; | |
b836439f MR |
3037 | cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; |
3038 | cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; | |
3039 | cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; | |
3040 | cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; | |
d4345028 | 3041 | scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); |
7a8cf29d MH |
3042 | /* Do not cache partition table for arrays */ |
3043 | scsicmd->device->removable = 1; | |
2d362b8a JT |
3044 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | |
3045 | SAM_STAT_GOOD; | |
c4e2fbca | 3046 | break; |
1da177e4 LT |
3047 | } |
3048 | ||
3049 | case MODE_SENSE: | |
3050 | { | |
9d399cc7 | 3051 | int mode_buf_length = 4; |
b836439f MR |
3052 | u32 capacity; |
3053 | aac_modep_data mpd; | |
3054 | ||
3055 | if (fsa_dev_ptr[cid].size <= 0x100000000ULL) | |
3056 | capacity = fsa_dev_ptr[cid].size - 1; | |
3057 | else | |
3058 | capacity = (u32)-1; | |
1da177e4 LT |
3059 | |
3060 | dprintk((KERN_DEBUG "MODE SENSE command.\n")); | |
b836439f MR |
3061 | memset((char *)&mpd, 0, sizeof(aac_modep_data)); |
3062 | ||
3063 | /* Mode data length */ | |
3064 | mpd.hd.data_length = sizeof(mpd.hd) - 1; | |
3065 | /* Medium type - default */ | |
3066 | mpd.hd.med_type = 0; | |
3067 | /* Device-specific param, | |
3068 | bit 8: 0/1 = write enabled/protected | |
3069 | bit 4: 0/1 = FUA enabled */ | |
3070 | mpd.hd.dev_par = 0; | |
3071 | ||
95e852e1 | 3072 | if (dev->raw_io_interface && ((aac_cache & 5) != 1)) |
b836439f MR |
3073 | mpd.hd.dev_par = 0x10; |
3074 | if (scsicmd->cmnd[1] & 0x8) | |
3075 | mpd.hd.bd_length = 0; /* Block descriptor length */ | |
3076 | else { | |
3077 | mpd.hd.bd_length = sizeof(mpd.bd); | |
3078 | mpd.hd.data_length += mpd.hd.bd_length; | |
3079 | mpd.bd.block_length[0] = | |
3080 | (fsa_dev_ptr[cid].block_size >> 16) & 0xff; | |
3081 | mpd.bd.block_length[1] = | |
3082 | (fsa_dev_ptr[cid].block_size >> 8) & 0xff; | |
3083 | mpd.bd.block_length[2] = | |
3084 | fsa_dev_ptr[cid].block_size & 0xff; | |
5d910649 MR |
3085 | |
3086 | mpd.mpc_buf[0] = scsicmd->cmnd[2]; | |
3087 | if (scsicmd->cmnd[2] == 0x1C) { | |
3088 | /* page length */ | |
3089 | mpd.mpc_buf[1] = 0xa; | |
3090 | /* Mode data length */ | |
3091 | mpd.hd.data_length = 23; | |
3092 | } else { | |
3093 | /* Mode data length */ | |
3094 | mpd.hd.data_length = 15; | |
3095 | } | |
3096 | ||
b836439f MR |
3097 | if (capacity > 0xffffff) { |
3098 | mpd.bd.block_count[0] = 0xff; | |
3099 | mpd.bd.block_count[1] = 0xff; | |
3100 | mpd.bd.block_count[2] = 0xff; | |
3101 | } else { | |
3102 | mpd.bd.block_count[0] = (capacity >> 16) & 0xff; | |
3103 | mpd.bd.block_count[1] = (capacity >> 8) & 0xff; | |
3104 | mpd.bd.block_count[2] = capacity & 0xff; | |
3105 | } | |
3106 | } | |
9d399cc7 SM |
3107 | if (((scsicmd->cmnd[2] & 0x3f) == 8) || |
3108 | ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { | |
b836439f MR |
3109 | mpd.hd.data_length += 3; |
3110 | mpd.mpc_buf[0] = 8; | |
3111 | mpd.mpc_buf[1] = 1; | |
3112 | mpd.mpc_buf[2] = ((aac_cache & 6) == 2) | |
95e852e1 | 3113 | ? 0 : 0x04; /* WCE */ |
b836439f | 3114 | mode_buf_length = sizeof(mpd); |
9d399cc7 | 3115 | } |
5d910649 MR |
3116 | |
3117 | if (mode_buf_length > scsicmd->cmnd[4]) | |
3118 | mode_buf_length = scsicmd->cmnd[4]; | |
3119 | else | |
3120 | mode_buf_length = sizeof(mpd); | |
b836439f MR |
3121 | scsi_sg_copy_from_buffer(scsicmd, |
3122 | (char *)&mpd, | |
3123 | mode_buf_length); | |
2d362b8a JT |
3124 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | |
3125 | SAM_STAT_GOOD; | |
c4e2fbca | 3126 | break; |
1da177e4 LT |
3127 | } |
3128 | case MODE_SENSE_10: | |
3129 | { | |
b836439f | 3130 | u32 capacity; |
9d399cc7 | 3131 | int mode_buf_length = 8; |
b836439f MR |
3132 | aac_modep10_data mpd10; |
3133 | ||
3134 | if (fsa_dev_ptr[cid].size <= 0x100000000ULL) | |
3135 | capacity = fsa_dev_ptr[cid].size - 1; | |
3136 | else | |
3137 | capacity = (u32)-1; | |
1da177e4 LT |
3138 | |
3139 | dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); | |
b836439f MR |
3140 | memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); |
3141 | /* Mode data length (MSB) */ | |
3142 | mpd10.hd.data_length[0] = 0; | |
3143 | /* Mode data length (LSB) */ | |
3144 | mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; | |
3145 | /* Medium type - default */ | |
3146 | mpd10.hd.med_type = 0; | |
3147 | /* Device-specific param, | |
3148 | bit 8: 0/1 = write enabled/protected | |
3149 | bit 4: 0/1 = FUA enabled */ | |
3150 | mpd10.hd.dev_par = 0; | |
3151 | ||
95e852e1 | 3152 | if (dev->raw_io_interface && ((aac_cache & 5) != 1)) |
b836439f MR |
3153 | mpd10.hd.dev_par = 0x10; |
3154 | mpd10.hd.rsrvd[0] = 0; /* reserved */ | |
3155 | mpd10.hd.rsrvd[1] = 0; /* reserved */ | |
3156 | if (scsicmd->cmnd[1] & 0x8) { | |
3157 | /* Block descriptor length (MSB) */ | |
3158 | mpd10.hd.bd_length[0] = 0; | |
3159 | /* Block descriptor length (LSB) */ | |
3160 | mpd10.hd.bd_length[1] = 0; | |
3161 | } else { | |
3162 | mpd10.hd.bd_length[0] = 0; | |
3163 | mpd10.hd.bd_length[1] = sizeof(mpd10.bd); | |
3164 | ||
3165 | mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; | |
3166 | ||
3167 | mpd10.bd.block_length[0] = | |
3168 | (fsa_dev_ptr[cid].block_size >> 16) & 0xff; | |
3169 | mpd10.bd.block_length[1] = | |
3170 | (fsa_dev_ptr[cid].block_size >> 8) & 0xff; | |
3171 | mpd10.bd.block_length[2] = | |
3172 | fsa_dev_ptr[cid].block_size & 0xff; | |
3173 | ||
3174 | if (capacity > 0xffffff) { | |
3175 | mpd10.bd.block_count[0] = 0xff; | |
3176 | mpd10.bd.block_count[1] = 0xff; | |
3177 | mpd10.bd.block_count[2] = 0xff; | |
3178 | } else { | |
3179 | mpd10.bd.block_count[0] = | |
3180 | (capacity >> 16) & 0xff; | |
3181 | mpd10.bd.block_count[1] = | |
3182 | (capacity >> 8) & 0xff; | |
3183 | mpd10.bd.block_count[2] = | |
3184 | capacity & 0xff; | |
3185 | } | |
3186 | } | |
9d399cc7 SM |
3187 | if (((scsicmd->cmnd[2] & 0x3f) == 8) || |
3188 | ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { | |
b836439f MR |
3189 | mpd10.hd.data_length[1] += 3; |
3190 | mpd10.mpc_buf[0] = 8; | |
3191 | mpd10.mpc_buf[1] = 1; | |
3192 | mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) | |
95e852e1 | 3193 | ? 0 : 0x04; /* WCE */ |
b836439f | 3194 | mode_buf_length = sizeof(mpd10); |
9d399cc7 SM |
3195 | if (mode_buf_length > scsicmd->cmnd[8]) |
3196 | mode_buf_length = scsicmd->cmnd[8]; | |
3197 | } | |
b836439f MR |
3198 | scsi_sg_copy_from_buffer(scsicmd, |
3199 | (char *)&mpd10, | |
3200 | mode_buf_length); | |
1da177e4 | 3201 | |
2d362b8a JT |
3202 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | |
3203 | SAM_STAT_GOOD; | |
c4e2fbca | 3204 | break; |
1da177e4 LT |
3205 | } |
3206 | case REQUEST_SENSE: | |
3207 | dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); | |
c4e2fbca RAR |
3208 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3209 | sizeof(struct sense_data)); | |
3210 | memset(&dev->fsa_dev[cid].sense_data, 0, | |
3211 | sizeof(struct sense_data)); | |
2d362b8a JT |
3212 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | |
3213 | SAM_STAT_GOOD; | |
c4e2fbca | 3214 | break; |
1da177e4 LT |
3215 | |
3216 | case ALLOW_MEDIUM_REMOVAL: | |
3217 | dprintk((KERN_DEBUG "LOCK command.\n")); | |
3218 | if (scsicmd->cmnd[4]) | |
3219 | fsa_dev_ptr[cid].locked = 1; | |
3220 | else | |
3221 | fsa_dev_ptr[cid].locked = 0; | |
3222 | ||
2d362b8a JT |
3223 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | |
3224 | SAM_STAT_GOOD; | |
c4e2fbca | 3225 | break; |
1da177e4 LT |
3226 | /* |
3227 | * These commands are all No-Ops | |
3228 | */ | |
3229 | case TEST_UNIT_READY: | |
655d722c MS |
3230 | if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { |
3231 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
3232 | SAM_STAT_CHECK_CONDITION; | |
3233 | set_sense(&dev->fsa_dev[cid].sense_data, | |
3234 | NOT_READY, SENCODE_BECOMING_READY, | |
3235 | ASENCODE_BECOMING_READY, 0, 0); | |
3236 | memcpy(scsicmd->sense_buffer, | |
3237 | &dev->fsa_dev[cid].sense_data, | |
3238 | min_t(size_t, | |
3239 | sizeof(dev->fsa_dev[cid].sense_data), | |
3240 | SCSI_SENSE_BUFFERSIZE)); | |
8d4d5b34 | 3241 | break; |
655d722c | 3242 | } |
df561f66 | 3243 | fallthrough; |
1da177e4 LT |
3244 | case RESERVE: |
3245 | case RELEASE: | |
3246 | case REZERO_UNIT: | |
3247 | case REASSIGN_BLOCKS: | |
3248 | case SEEK_10: | |
2d362b8a JT |
3249 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | |
3250 | SAM_STAT_GOOD; | |
c4e2fbca | 3251 | break; |
655d722c MS |
3252 | |
3253 | case START_STOP: | |
3254 | return aac_start_stop(scsicmd); | |
1da177e4 | 3255 | |
df561f66 | 3256 | fallthrough; |
c4e2fbca RAR |
3257 | default: |
3258 | /* | |
3259 | * Unhandled commands | |
3260 | */ | |
3261 | dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", | |
3262 | scsicmd->cmnd[0])); | |
3263 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
3264 | SAM_STAT_CHECK_CONDITION; | |
3265 | set_sense(&dev->fsa_dev[cid].sense_data, | |
8e31e607 SM |
3266 | ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, |
3267 | ASENCODE_INVALID_COMMAND, 0, 0); | |
c4e2fbca | 3268 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
3269 | min_t(size_t, |
3270 | sizeof(dev->fsa_dev[cid].sense_data), | |
3271 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 | 3272 | } |
c4e2fbca RAR |
3273 | |
3274 | scsi_done_ret: | |
3275 | ||
3276 | scsicmd->scsi_done(scsicmd); | |
3277 | return 0; | |
1da177e4 LT |
3278 | } |
3279 | ||
3280 | static int query_disk(struct aac_dev *dev, void __user *arg) | |
3281 | { | |
3282 | struct aac_query_disk qd; | |
3283 | struct fsa_dev_info *fsa_dev_ptr; | |
3284 | ||
3285 | fsa_dev_ptr = dev->fsa_dev; | |
90ee3466 | 3286 | if (!fsa_dev_ptr) |
65101355 | 3287 | return -EBUSY; |
1da177e4 LT |
3288 | if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) |
3289 | return -EFAULT; | |
e6fd916a DC |
3290 | if (qd.cnum == -1) { |
3291 | if (qd.id < 0 || qd.id >= dev->maximum_num_containers) | |
3292 | return -EINVAL; | |
e5718774 | 3293 | qd.cnum = qd.id; |
e6fd916a | 3294 | } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { |
1da177e4 LT |
3295 | if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) |
3296 | return -EINVAL; | |
3297 | qd.instance = dev->scsi_host_ptr->host_no; | |
3298 | qd.bus = 0; | |
3299 | qd.id = CONTAINER_TO_ID(qd.cnum); | |
3300 | qd.lun = CONTAINER_TO_LUN(qd.cnum); | |
3301 | } | |
3302 | else return -EINVAL; | |
3303 | ||
fd622b1b | 3304 | qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; |
1da177e4 LT |
3305 | qd.locked = fsa_dev_ptr[qd.cnum].locked; |
3306 | qd.deleted = fsa_dev_ptr[qd.cnum].deleted; | |
3307 | ||
3308 | if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') | |
3309 | qd.unmapped = 1; | |
3310 | else | |
3311 | qd.unmapped = 0; | |
3312 | ||
3313 | strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, | |
3314 | min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); | |
3315 | ||
3316 | if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) | |
3317 | return -EFAULT; | |
3318 | return 0; | |
3319 | } | |
3320 | ||
3321 | static int force_delete_disk(struct aac_dev *dev, void __user *arg) | |
3322 | { | |
3323 | struct aac_delete_disk dd; | |
3324 | struct fsa_dev_info *fsa_dev_ptr; | |
3325 | ||
3326 | fsa_dev_ptr = dev->fsa_dev; | |
65101355 MH |
3327 | if (!fsa_dev_ptr) |
3328 | return -EBUSY; | |
1da177e4 LT |
3329 | |
3330 | if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) | |
3331 | return -EFAULT; | |
3332 | ||
3333 | if (dd.cnum >= dev->maximum_num_containers) | |
3334 | return -EINVAL; | |
3335 | /* | |
3336 | * Mark this container as being deleted. | |
3337 | */ | |
3338 | fsa_dev_ptr[dd.cnum].deleted = 1; | |
3339 | /* | |
3340 | * Mark the container as no longer valid | |
3341 | */ | |
3342 | fsa_dev_ptr[dd.cnum].valid = 0; | |
3343 | return 0; | |
3344 | } | |
3345 | ||
3346 | static int delete_disk(struct aac_dev *dev, void __user *arg) | |
3347 | { | |
3348 | struct aac_delete_disk dd; | |
3349 | struct fsa_dev_info *fsa_dev_ptr; | |
3350 | ||
3351 | fsa_dev_ptr = dev->fsa_dev; | |
90ee3466 | 3352 | if (!fsa_dev_ptr) |
65101355 | 3353 | return -EBUSY; |
1da177e4 LT |
3354 | |
3355 | if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) | |
3356 | return -EFAULT; | |
3357 | ||
3358 | if (dd.cnum >= dev->maximum_num_containers) | |
3359 | return -EINVAL; | |
3360 | /* | |
3361 | * If the container is locked, it can not be deleted by the API. | |
3362 | */ | |
3363 | if (fsa_dev_ptr[dd.cnum].locked) | |
3364 | return -EBUSY; | |
3365 | else { | |
3366 | /* | |
3367 | * Mark the container as no longer being valid. | |
3368 | */ | |
3369 | fsa_dev_ptr[dd.cnum].valid = 0; | |
3370 | fsa_dev_ptr[dd.cnum].devname[0] = '\0'; | |
3371 | return 0; | |
3372 | } | |
3373 | } | |
3374 | ||
6f4e626f | 3375 | int aac_dev_ioctl(struct aac_dev *dev, unsigned int cmd, void __user *arg) |
1da177e4 LT |
3376 | { |
3377 | switch (cmd) { | |
3378 | case FSACTL_QUERY_DISK: | |
3379 | return query_disk(dev, arg); | |
3380 | case FSACTL_DELETE_DISK: | |
3381 | return delete_disk(dev, arg); | |
3382 | case FSACTL_FORCE_DELETE_DISK: | |
3383 | return force_delete_disk(dev, arg); | |
3384 | case FSACTL_GET_CONTAINERS: | |
3385 | return aac_get_containers(dev); | |
3386 | default: | |
3387 | return -ENOTTY; | |
3388 | } | |
3389 | } | |
3390 | ||
3391 | /** | |
1da177e4 LT |
3392 | * aac_srb_callback |
3393 | * @context: the context set in the fib - here it is scsi cmd | |
3394 | * @fibptr: pointer to the fib | |
3395 | * | |
3396 | * Handles the completion of a scsi command to a non dasd device | |
1da177e4 | 3397 | */ |
1da177e4 LT |
3398 | static void aac_srb_callback(void *context, struct fib * fibptr) |
3399 | { | |
1da177e4 LT |
3400 | struct aac_srb_reply *srbreply; |
3401 | struct scsi_cmnd *scsicmd; | |
3402 | ||
3403 | scsicmd = (struct scsi_cmnd *) context; | |
03d44337 MH |
3404 | |
3405 | if (!aac_valid_context(scsicmd, fibptr)) | |
3406 | return; | |
3407 | ||
125e1874 | 3408 | BUG_ON(fibptr == NULL); |
1da177e4 | 3409 | |
55b87608 | 3410 | srbreply = (struct aac_srb_reply *) fib_data(fibptr); |
4ec57fb4 | 3411 | |
1da177e4 | 3412 | scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ |
727eead6 | 3413 | |
85d22bbf MR |
3414 | if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { |
3415 | /* fast response */ | |
3416 | srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); | |
3417 | srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); | |
3418 | } else { | |
3419 | /* | |
3420 | * Calculate resid for sg | |
3421 | */ | |
3422 | scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) | |
3423 | - le32_to_cpu(srbreply->data_xfer_length)); | |
4ec57fb4 | 3424 | } |
e3cc268f | 3425 | |
1da177e4 | 3426 | |
4ec57fb4 | 3427 | scsi_dma_unmap(scsicmd); |
1da177e4 | 3428 | |
4ec57fb4 RAR |
3429 | /* expose physical device if expose_physicald flag is on */ |
3430 | if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) | |
3431 | && expose_physicals > 0) | |
3432 | aac_expose_phy_device(scsicmd); | |
1da177e4 | 3433 | |
4ec57fb4 RAR |
3434 | /* |
3435 | * First check the fib status | |
3436 | */ | |
1da177e4 | 3437 | |
4ec57fb4 RAR |
3438 | if (le32_to_cpu(srbreply->status) != ST_OK) { |
3439 | int len; | |
1da177e4 | 3440 | |
4ec57fb4 RAR |
3441 | pr_warn("aac_srb_callback: srb failed, status = %d\n", |
3442 | le32_to_cpu(srbreply->status)); | |
3443 | len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), | |
3444 | SCSI_SENSE_BUFFERSIZE); | |
3445 | scsicmd->result = DID_ERROR << 16 | |
3446 | | COMMAND_COMPLETE << 8 | |
3447 | | SAM_STAT_CHECK_CONDITION; | |
3448 | memcpy(scsicmd->sense_buffer, | |
3449 | srbreply->sense_data, len); | |
3450 | } | |
1da177e4 | 3451 | |
4ec57fb4 RAR |
3452 | /* |
3453 | * Next check the srb status | |
3454 | */ | |
3455 | switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { | |
3456 | case SRB_STATUS_ERROR_RECOVERY: | |
3457 | case SRB_STATUS_PENDING: | |
3458 | case SRB_STATUS_SUCCESS: | |
3459 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; | |
3460 | break; | |
3461 | case SRB_STATUS_DATA_OVERRUN: | |
3462 | switch (scsicmd->cmnd[0]) { | |
3463 | case READ_6: | |
3464 | case WRITE_6: | |
3465 | case READ_10: | |
3466 | case WRITE_10: | |
3467 | case READ_12: | |
3468 | case WRITE_12: | |
3469 | case READ_16: | |
3470 | case WRITE_16: | |
3471 | if (le32_to_cpu(srbreply->data_xfer_length) | |
3472 | < scsicmd->underflow) | |
3473 | pr_warn("aacraid: SCSI CMD underflow\n"); | |
3474 | else | |
3475 | pr_warn("aacraid: SCSI CMD Data Overrun\n"); | |
55b87608 | 3476 | scsicmd->result = DID_ERROR << 16 |
4ec57fb4 RAR |
3477 | | COMMAND_COMPLETE << 8; |
3478 | break; | |
3479 | case INQUIRY: | |
3480 | scsicmd->result = DID_OK << 16 | |
3481 | | COMMAND_COMPLETE << 8; | |
55b87608 | 3482 | break; |
55b87608 | 3483 | default: |
4ec57fb4 RAR |
3484 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; |
3485 | break; | |
3486 | } | |
3487 | break; | |
3488 | case SRB_STATUS_ABORTED: | |
3489 | scsicmd->result = DID_ABORT << 16 | ABORT << 8; | |
3490 | break; | |
3491 | case SRB_STATUS_ABORT_FAILED: | |
3492 | /* | |
3493 | * Not sure about this one - but assuming the | |
3494 | * hba was trying to abort for some reason | |
3495 | */ | |
3496 | scsicmd->result = DID_ERROR << 16 | ABORT << 8; | |
3497 | break; | |
3498 | case SRB_STATUS_PARITY_ERROR: | |
3499 | scsicmd->result = DID_PARITY << 16 | |
3500 | | MSG_PARITY_ERROR << 8; | |
3501 | break; | |
3502 | case SRB_STATUS_NO_DEVICE: | |
3503 | case SRB_STATUS_INVALID_PATH_ID: | |
3504 | case SRB_STATUS_INVALID_TARGET_ID: | |
3505 | case SRB_STATUS_INVALID_LUN: | |
3506 | case SRB_STATUS_SELECTION_TIMEOUT: | |
3507 | scsicmd->result = DID_NO_CONNECT << 16 | |
3508 | | COMMAND_COMPLETE << 8; | |
3509 | break; | |
3510 | ||
3511 | case SRB_STATUS_COMMAND_TIMEOUT: | |
3512 | case SRB_STATUS_TIMEOUT: | |
3513 | scsicmd->result = DID_TIME_OUT << 16 | |
3514 | | COMMAND_COMPLETE << 8; | |
3515 | break; | |
3516 | ||
3517 | case SRB_STATUS_BUSY: | |
3518 | scsicmd->result = DID_BUS_BUSY << 16 | |
3519 | | COMMAND_COMPLETE << 8; | |
3520 | break; | |
3521 | ||
3522 | case SRB_STATUS_BUS_RESET: | |
3523 | scsicmd->result = DID_RESET << 16 | |
3524 | | COMMAND_COMPLETE << 8; | |
3525 | break; | |
3526 | ||
3527 | case SRB_STATUS_MESSAGE_REJECTED: | |
3528 | scsicmd->result = DID_ERROR << 16 | |
3529 | | MESSAGE_REJECT << 8; | |
3530 | break; | |
3531 | case SRB_STATUS_REQUEST_FLUSHED: | |
3532 | case SRB_STATUS_ERROR: | |
3533 | case SRB_STATUS_INVALID_REQUEST: | |
3534 | case SRB_STATUS_REQUEST_SENSE_FAILED: | |
3535 | case SRB_STATUS_NO_HBA: | |
3536 | case SRB_STATUS_UNEXPECTED_BUS_FREE: | |
3537 | case SRB_STATUS_PHASE_SEQUENCE_FAILURE: | |
3538 | case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: | |
3539 | case SRB_STATUS_DELAYED_RETRY: | |
3540 | case SRB_STATUS_BAD_FUNCTION: | |
3541 | case SRB_STATUS_NOT_STARTED: | |
3542 | case SRB_STATUS_NOT_IN_USE: | |
3543 | case SRB_STATUS_FORCE_ABORT: | |
3544 | case SRB_STATUS_DOMAIN_VALIDATION_FAIL: | |
3545 | default: | |
1da177e4 | 3546 | #ifdef AAC_DETAILED_STATUS_INFO |
4ec57fb4 RAR |
3547 | pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", |
3548 | le32_to_cpu(srbreply->srb_status) & 0x3F, | |
3549 | aac_get_status_string( | |
3550 | le32_to_cpu(srbreply->srb_status) & 0x3F), | |
3551 | scsicmd->cmnd[0], | |
3552 | le32_to_cpu(srbreply->scsi_status)); | |
1da177e4 | 3553 | #endif |
4ec57fb4 RAR |
3554 | /* |
3555 | * When the CC bit is SET by the host in ATA pass thru CDB, | |
3556 | * driver is supposed to return DID_OK | |
3557 | * | |
3558 | * When the CC bit is RESET by the host, driver should | |
3559 | * return DID_ERROR | |
3560 | */ | |
3561 | if ((scsicmd->cmnd[0] == ATA_12) | |
3562 | || (scsicmd->cmnd[0] == ATA_16)) { | |
3563 | ||
3564 | if (scsicmd->cmnd[2] & (0x01 << 5)) { | |
3565 | scsicmd->result = DID_OK << 16 | |
3566 | | COMMAND_COMPLETE << 8; | |
3567 | break; | |
1fc8010a RM |
3568 | } else { |
3569 | scsicmd->result = DID_ERROR << 16 | |
55b87608 | 3570 | | COMMAND_COMPLETE << 8; |
4ec57fb4 | 3571 | break; |
1fc8010a | 3572 | } |
4ec57fb4 RAR |
3573 | } else { |
3574 | scsicmd->result = DID_ERROR << 16 | |
3575 | | COMMAND_COMPLETE << 8; | |
3576 | break; | |
1fc8010a | 3577 | } |
4ec57fb4 RAR |
3578 | } |
3579 | if (le32_to_cpu(srbreply->scsi_status) | |
3580 | == SAM_STAT_CHECK_CONDITION) { | |
3581 | int len; | |
55b87608 | 3582 | |
4ec57fb4 RAR |
3583 | scsicmd->result |= SAM_STAT_CHECK_CONDITION; |
3584 | len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), | |
3585 | SCSI_SENSE_BUFFERSIZE); | |
1da177e4 | 3586 | #ifdef AAC_DETAILED_STATUS_INFO |
4ec57fb4 RAR |
3587 | pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", |
3588 | le32_to_cpu(srbreply->status), len); | |
1da177e4 | 3589 | #endif |
4ec57fb4 RAR |
3590 | memcpy(scsicmd->sense_buffer, |
3591 | srbreply->sense_data, len); | |
1da177e4 | 3592 | } |
4ec57fb4 | 3593 | |
1da177e4 LT |
3594 | /* |
3595 | * OR in the scsi status (already shifted up a bit) | |
3596 | */ | |
3597 | scsicmd->result |= le32_to_cpu(srbreply->scsi_status); | |
3598 | ||
bfb35aa8 | 3599 | aac_fib_complete(fibptr); |
8e0c5ebd | 3600 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
3601 | } |
3602 | ||
ab5d129f RAR |
3603 | static void hba_resp_task_complete(struct aac_dev *dev, |
3604 | struct scsi_cmnd *scsicmd, | |
3605 | struct aac_hba_resp *err) { | |
3606 | ||
3607 | scsicmd->result = err->status; | |
3608 | /* set residual count */ | |
3609 | scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); | |
3610 | ||
3611 | switch (err->status) { | |
3612 | case SAM_STAT_GOOD: | |
3613 | scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; | |
3614 | break; | |
3615 | case SAM_STAT_CHECK_CONDITION: | |
3616 | { | |
3617 | int len; | |
3618 | ||
3619 | len = min_t(u8, err->sense_response_data_len, | |
3620 | SCSI_SENSE_BUFFERSIZE); | |
3621 | if (len) | |
3622 | memcpy(scsicmd->sense_buffer, | |
3623 | err->sense_response_buf, len); | |
3624 | scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; | |
3625 | break; | |
3626 | } | |
3627 | case SAM_STAT_BUSY: | |
3628 | scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; | |
3629 | break; | |
3630 | case SAM_STAT_TASK_ABORTED: | |
3631 | scsicmd->result |= DID_ABORT << 16 | ABORT << 8; | |
3632 | break; | |
3633 | case SAM_STAT_RESERVATION_CONFLICT: | |
3634 | case SAM_STAT_TASK_SET_FULL: | |
3635 | default: | |
3636 | scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; | |
3637 | break; | |
3638 | } | |
3639 | } | |
3640 | ||
3641 | static void hba_resp_task_failure(struct aac_dev *dev, | |
3642 | struct scsi_cmnd *scsicmd, | |
3643 | struct aac_hba_resp *err) | |
3644 | { | |
3645 | switch (err->status) { | |
3646 | case HBA_RESP_STAT_HBAMODE_DISABLED: | |
3647 | { | |
3648 | u32 bus, cid; | |
3649 | ||
3650 | bus = aac_logical_to_phys(scmd_channel(scsicmd)); | |
3651 | cid = scmd_id(scsicmd); | |
3652 | if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { | |
3653 | dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; | |
3654 | dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; | |
3655 | } | |
3656 | scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; | |
3657 | break; | |
3658 | } | |
3659 | case HBA_RESP_STAT_IO_ERROR: | |
3660 | case HBA_RESP_STAT_NO_PATH_TO_DEVICE: | |
3661 | scsicmd->result = DID_OK << 16 | | |
3662 | COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; | |
3663 | break; | |
3664 | case HBA_RESP_STAT_IO_ABORTED: | |
3665 | scsicmd->result = DID_ABORT << 16 | ABORT << 8; | |
3666 | break; | |
3667 | case HBA_RESP_STAT_INVALID_DEVICE: | |
3668 | scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; | |
3669 | break; | |
3670 | case HBA_RESP_STAT_UNDERRUN: | |
3671 | /* UNDERRUN is OK */ | |
3672 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; | |
3673 | break; | |
3674 | case HBA_RESP_STAT_OVERRUN: | |
3675 | default: | |
3676 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; | |
3677 | break; | |
3678 | } | |
3679 | } | |
3680 | ||
1da177e4 | 3681 | /** |
ab5d129f RAR |
3682 | * aac_hba_callback |
3683 | * @context: the context set in the fib - here it is scsi cmd | |
3684 | * @fibptr: pointer to the fib | |
3685 | * | |
3686 | * Handles the completion of a native HBA scsi command | |
ab5d129f RAR |
3687 | */ |
3688 | void aac_hba_callback(void *context, struct fib *fibptr) | |
3689 | { | |
3690 | struct aac_dev *dev; | |
3691 | struct scsi_cmnd *scsicmd; | |
3692 | ||
3693 | struct aac_hba_resp *err = | |
3694 | &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; | |
3695 | ||
3696 | scsicmd = (struct scsi_cmnd *) context; | |
3697 | ||
3698 | if (!aac_valid_context(scsicmd, fibptr)) | |
3699 | return; | |
3700 | ||
3701 | WARN_ON(fibptr == NULL); | |
3702 | dev = fibptr->dev; | |
3703 | ||
3704 | if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) | |
3705 | scsi_dma_unmap(scsicmd); | |
3706 | ||
3707 | if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { | |
3708 | /* fast response */ | |
3709 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; | |
3710 | goto out; | |
3711 | } | |
3712 | ||
3713 | switch (err->service_response) { | |
3714 | case HBA_RESP_SVCRES_TASK_COMPLETE: | |
3715 | hba_resp_task_complete(dev, scsicmd, err); | |
3716 | break; | |
3717 | case HBA_RESP_SVCRES_FAILURE: | |
3718 | hba_resp_task_failure(dev, scsicmd, err); | |
3719 | break; | |
3720 | case HBA_RESP_SVCRES_TMF_REJECTED: | |
3721 | scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; | |
3722 | break; | |
3723 | case HBA_RESP_SVCRES_TMF_LUN_INVALID: | |
3724 | scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; | |
3725 | break; | |
3726 | case HBA_RESP_SVCRES_TMF_COMPLETE: | |
3727 | case HBA_RESP_SVCRES_TMF_SUCCEEDED: | |
3728 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; | |
3729 | break; | |
3730 | default: | |
3731 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; | |
3732 | break; | |
3733 | } | |
3734 | ||
3735 | out: | |
3736 | aac_fib_complete(fibptr); | |
3737 | ||
3738 | if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) | |
3739 | scsicmd->SCp.sent_command = 1; | |
3740 | else | |
3741 | scsicmd->scsi_done(scsicmd); | |
3742 | } | |
3743 | ||
3744 | /** | |
ab5d129f | 3745 | * aac_send_srb_fib |
1da177e4 LT |
3746 | * @scsicmd: the scsi command block |
3747 | * | |
8ce3eca4 | 3748 | * This routine will form a FIB and fill in the aac_srb from the |
1da177e4 LT |
3749 | * scsicmd passed in. |
3750 | */ | |
1da177e4 LT |
3751 | static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) |
3752 | { | |
3753 | struct fib* cmd_fibcontext; | |
3754 | struct aac_dev* dev; | |
3755 | int status; | |
1da177e4 | 3756 | |
84971738 | 3757 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; |
e5718774 | 3758 | if (scmd_id(scsicmd) >= dev->maximum_num_physicals || |
84971738 | 3759 | scsicmd->device->lun > 7) { |
1da177e4 LT |
3760 | scsicmd->result = DID_NO_CONNECT << 16; |
3761 | scsicmd->scsi_done(scsicmd); | |
3762 | return 0; | |
3763 | } | |
3764 | ||
1da177e4 LT |
3765 | /* |
3766 | * Allocate and initialize a Fib then setup a BlockWrite command | |
3767 | */ | |
6bf3b630 | 3768 | cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); |
1ae948fa | 3769 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
e8f32de5 | 3770 | status = aac_adapter_scsi(cmd_fibcontext, scsicmd); |
1da177e4 | 3771 | |
1da177e4 LT |
3772 | /* |
3773 | * Check that the command queued to the controller | |
3774 | */ | |
1ae948fa | 3775 | if (status == -EINPROGRESS) |
1da177e4 | 3776 | return 0; |
1da177e4 | 3777 | |
bfb35aa8 MH |
3778 | printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); |
3779 | aac_fib_complete(cmd_fibcontext); | |
3780 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
3781 | |
3782 | return -1; | |
3783 | } | |
3784 | ||
ab5d129f | 3785 | /** |
ab5d129f RAR |
3786 | * aac_send_hba_fib |
3787 | * @scsicmd: the scsi command block | |
3788 | * | |
3789 | * This routine will form a FIB and fill in the aac_hba_cmd_req from the | |
3790 | * scsicmd passed in. | |
3791 | */ | |
3792 | static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) | |
3793 | { | |
3794 | struct fib *cmd_fibcontext; | |
3795 | struct aac_dev *dev; | |
3796 | int status; | |
3797 | ||
3798 | dev = shost_priv(scsicmd->device->host); | |
3799 | if (scmd_id(scsicmd) >= dev->maximum_num_physicals || | |
3800 | scsicmd->device->lun > AAC_MAX_LUN - 1) { | |
3801 | scsicmd->result = DID_NO_CONNECT << 16; | |
3802 | scsicmd->scsi_done(scsicmd); | |
3803 | return 0; | |
3804 | } | |
3805 | ||
3806 | /* | |
3807 | * Allocate and initialize a Fib then setup a BlockWrite command | |
3808 | */ | |
3809 | cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); | |
3810 | if (!cmd_fibcontext) | |
3811 | return -1; | |
3812 | ||
1ae948fa | 3813 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
ab5d129f RAR |
3814 | status = aac_adapter_hba(cmd_fibcontext, scsicmd); |
3815 | ||
3816 | /* | |
3817 | * Check that the command queued to the controller | |
3818 | */ | |
1ae948fa | 3819 | if (status == -EINPROGRESS) |
ab5d129f | 3820 | return 0; |
ab5d129f RAR |
3821 | |
3822 | pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", | |
3823 | status); | |
3824 | aac_fib_complete(cmd_fibcontext); | |
3825 | aac_fib_free(cmd_fibcontext); | |
3826 | ||
3827 | return -1; | |
3828 | } | |
3829 | ||
3830 | ||
0b433447 | 3831 | static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) |
1da177e4 | 3832 | { |
1da177e4 | 3833 | unsigned long byte_count = 0; |
727eead6 | 3834 | int nseg; |
a2260323 NP |
3835 | struct scatterlist *sg; |
3836 | int i; | |
1da177e4 | 3837 | |
1da177e4 LT |
3838 | // Get rid of old data |
3839 | psg->count = 0; | |
3840 | psg->sg[0].addr = 0; | |
727eead6 FT |
3841 | psg->sg[0].count = 0; |
3842 | ||
3843 | nseg = scsi_dma_map(scsicmd); | |
a2260323 | 3844 | if (nseg <= 0) |
0b433447 | 3845 | return nseg; |
1da177e4 | 3846 | |
a2260323 | 3847 | psg->count = cpu_to_le32(nseg); |
1da177e4 | 3848 | |
a2260323 NP |
3849 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
3850 | psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); | |
3851 | psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); | |
3852 | byte_count += sg_dma_len(sg); | |
3853 | } | |
3854 | /* hba wants the size to be exact */ | |
3855 | if (byte_count > scsi_bufflen(scsicmd)) { | |
3856 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
3857 | (byte_count - scsi_bufflen(scsicmd)); | |
3858 | psg->sg[i-1].count = cpu_to_le32(temp); | |
3859 | byte_count = scsi_bufflen(scsicmd); | |
1da177e4 | 3860 | } |
a2260323 NP |
3861 | /* Check for command underflow */ |
3862 | if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { | |
3863 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
3864 | byte_count, scsicmd->underflow); | |
3865 | } | |
3866 | ||
1da177e4 LT |
3867 | return byte_count; |
3868 | } | |
3869 | ||
3870 | ||
0b433447 | 3871 | static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) |
1da177e4 | 3872 | { |
1da177e4 | 3873 | unsigned long byte_count = 0; |
56b58712 | 3874 | u64 addr; |
727eead6 | 3875 | int nseg; |
a2260323 NP |
3876 | struct scatterlist *sg; |
3877 | int i; | |
1da177e4 | 3878 | |
1da177e4 LT |
3879 | // Get rid of old data |
3880 | psg->count = 0; | |
3881 | psg->sg[0].addr[0] = 0; | |
3882 | psg->sg[0].addr[1] = 0; | |
3883 | psg->sg[0].count = 0; | |
727eead6 FT |
3884 | |
3885 | nseg = scsi_dma_map(scsicmd); | |
a2260323 | 3886 | if (nseg <= 0) |
0b433447 | 3887 | return nseg; |
a2260323 NP |
3888 | |
3889 | scsi_for_each_sg(scsicmd, sg, nseg, i) { | |
3890 | int count = sg_dma_len(sg); | |
3891 | addr = sg_dma_address(sg); | |
3892 | psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); | |
3893 | psg->sg[i].addr[1] = cpu_to_le32(addr>>32); | |
3894 | psg->sg[i].count = cpu_to_le32(count); | |
3895 | byte_count += count; | |
3896 | } | |
3897 | psg->count = cpu_to_le32(nseg); | |
3898 | /* hba wants the size to be exact */ | |
3899 | if (byte_count > scsi_bufflen(scsicmd)) { | |
3900 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
3901 | (byte_count - scsi_bufflen(scsicmd)); | |
3902 | psg->sg[i-1].count = cpu_to_le32(temp); | |
3903 | byte_count = scsi_bufflen(scsicmd); | |
1da177e4 | 3904 | } |
a2260323 NP |
3905 | /* Check for command underflow */ |
3906 | if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { | |
3907 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
3908 | byte_count, scsicmd->underflow); | |
3909 | } | |
3910 | ||
1da177e4 LT |
3911 | return byte_count; |
3912 | } | |
3913 | ||
0b433447 | 3914 | static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) |
0e68c003 | 3915 | { |
0e68c003 | 3916 | unsigned long byte_count = 0; |
727eead6 | 3917 | int nseg; |
a2260323 NP |
3918 | struct scatterlist *sg; |
3919 | int i; | |
0e68c003 MH |
3920 | |
3921 | // Get rid of old data | |
3922 | psg->count = 0; | |
3923 | psg->sg[0].next = 0; | |
3924 | psg->sg[0].prev = 0; | |
3925 | psg->sg[0].addr[0] = 0; | |
3926 | psg->sg[0].addr[1] = 0; | |
3927 | psg->sg[0].count = 0; | |
3928 | psg->sg[0].flags = 0; | |
727eead6 FT |
3929 | |
3930 | nseg = scsi_dma_map(scsicmd); | |
a2260323 | 3931 | if (nseg <= 0) |
0b433447 | 3932 | return nseg; |
a2260323 NP |
3933 | |
3934 | scsi_for_each_sg(scsicmd, sg, nseg, i) { | |
3935 | int count = sg_dma_len(sg); | |
3936 | u64 addr = sg_dma_address(sg); | |
3937 | psg->sg[i].next = 0; | |
3938 | psg->sg[i].prev = 0; | |
3939 | psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); | |
3940 | psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); | |
3941 | psg->sg[i].count = cpu_to_le32(count); | |
3942 | psg->sg[i].flags = 0; | |
3943 | byte_count += count; | |
3944 | } | |
3945 | psg->count = cpu_to_le32(nseg); | |
3946 | /* hba wants the size to be exact */ | |
3947 | if (byte_count > scsi_bufflen(scsicmd)) { | |
3948 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
3949 | (byte_count - scsi_bufflen(scsicmd)); | |
3950 | psg->sg[i-1].count = cpu_to_le32(temp); | |
3951 | byte_count = scsi_bufflen(scsicmd); | |
3952 | } | |
3953 | /* Check for command underflow */ | |
3954 | if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { | |
3955 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
3956 | byte_count, scsicmd->underflow); | |
0e68c003 | 3957 | } |
a2260323 | 3958 | |
0e68c003 MH |
3959 | return byte_count; |
3960 | } | |
3961 | ||
0b433447 MR |
3962 | static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, |
3963 | struct aac_raw_io2 *rio2, int sg_max) | |
85d22bbf MR |
3964 | { |
3965 | unsigned long byte_count = 0; | |
3966 | int nseg; | |
a2260323 NP |
3967 | struct scatterlist *sg; |
3968 | int i, conformable = 0; | |
3969 | u32 min_size = PAGE_SIZE, cur_size; | |
85d22bbf MR |
3970 | |
3971 | nseg = scsi_dma_map(scsicmd); | |
a2260323 | 3972 | if (nseg <= 0) |
0b433447 | 3973 | return nseg; |
85d22bbf | 3974 | |
a2260323 NP |
3975 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
3976 | int count = sg_dma_len(sg); | |
3977 | u64 addr = sg_dma_address(sg); | |
3978 | ||
3979 | BUG_ON(i >= sg_max); | |
3980 | rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); | |
3981 | rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); | |
3982 | cur_size = cpu_to_le32(count); | |
3983 | rio2->sge[i].length = cur_size; | |
3984 | rio2->sge[i].flags = 0; | |
3985 | if (i == 0) { | |
3986 | conformable = 1; | |
3987 | rio2->sgeFirstSize = cur_size; | |
3988 | } else if (i == 1) { | |
3989 | rio2->sgeNominalSize = cur_size; | |
3990 | min_size = cur_size; | |
3991 | } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { | |
3992 | conformable = 0; | |
3993 | if (cur_size < min_size) | |
3994 | min_size = cur_size; | |
85d22bbf | 3995 | } |
a2260323 NP |
3996 | byte_count += count; |
3997 | } | |
3998 | ||
3999 | /* hba wants the size to be exact */ | |
4000 | if (byte_count > scsi_bufflen(scsicmd)) { | |
4001 | u32 temp = le32_to_cpu(rio2->sge[i-1].length) - | |
4002 | (byte_count - scsi_bufflen(scsicmd)); | |
4003 | rio2->sge[i-1].length = cpu_to_le32(temp); | |
4004 | byte_count = scsi_bufflen(scsicmd); | |
4005 | } | |
4006 | ||
4007 | rio2->sgeCnt = cpu_to_le32(nseg); | |
4008 | rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); | |
4009 | /* not conformable: evaluate required sg elements */ | |
4010 | if (!conformable) { | |
4011 | int j, nseg_new = nseg, err_found; | |
4012 | for (i = min_size / PAGE_SIZE; i >= 1; --i) { | |
4013 | err_found = 0; | |
4014 | nseg_new = 2; | |
4015 | for (j = 1; j < nseg - 1; ++j) { | |
4016 | if (rio2->sge[j].length % (i*PAGE_SIZE)) { | |
4017 | err_found = 1; | |
85d22bbf | 4018 | break; |
a2260323 NP |
4019 | } |
4020 | nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); | |
85d22bbf | 4021 | } |
a2260323 NP |
4022 | if (!err_found) |
4023 | break; | |
85d22bbf | 4024 | } |
96676246 NP |
4025 | if (i > 0 && nseg_new <= sg_max) { |
4026 | int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); | |
4027 | ||
4028 | if (ret < 0) | |
4029 | return ret; | |
4030 | } | |
a2260323 NP |
4031 | } else |
4032 | rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); | |
4033 | ||
4034 | /* Check for command underflow */ | |
4035 | if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { | |
4036 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
4037 | byte_count, scsicmd->underflow); | |
85d22bbf MR |
4038 | } |
4039 | ||
4040 | return byte_count; | |
4041 | } | |
4042 | ||
4043 | static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) | |
4044 | { | |
4045 | struct sge_ieee1212 *sge; | |
4046 | int i, j, pos; | |
4047 | u32 addr_low; | |
4048 | ||
4049 | if (aac_convert_sgl == 0) | |
4050 | return 0; | |
4051 | ||
6da2ec56 | 4052 | sge = kmalloc_array(nseg_new, sizeof(struct sge_ieee1212), GFP_ATOMIC); |
85d22bbf | 4053 | if (sge == NULL) |
96676246 | 4054 | return -ENOMEM; |
85d22bbf MR |
4055 | |
4056 | for (i = 1, pos = 1; i < nseg-1; ++i) { | |
4057 | for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { | |
4058 | addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; | |
4059 | sge[pos].addrLow = addr_low; | |
4060 | sge[pos].addrHigh = rio2->sge[i].addrHigh; | |
4061 | if (addr_low < rio2->sge[i].addrLow) | |
4062 | sge[pos].addrHigh++; | |
4063 | sge[pos].length = pages * PAGE_SIZE; | |
4064 | sge[pos].flags = 0; | |
4065 | pos++; | |
4066 | } | |
4067 | } | |
4068 | sge[pos] = rio2->sge[nseg-1]; | |
4069 | memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); | |
4070 | ||
4071 | kfree(sge); | |
4072 | rio2->sgeCnt = cpu_to_le32(nseg_new); | |
4073 | rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); | |
4074 | rio2->sgeNominalSize = pages * PAGE_SIZE; | |
4075 | return 0; | |
4076 | } | |
4077 | ||
ab5d129f RAR |
4078 | static long aac_build_sghba(struct scsi_cmnd *scsicmd, |
4079 | struct aac_hba_cmd_req *hbacmd, | |
4080 | int sg_max, | |
4081 | u64 sg_address) | |
4082 | { | |
4083 | unsigned long byte_count = 0; | |
4084 | int nseg; | |
4085 | struct scatterlist *sg; | |
4086 | int i; | |
4087 | u32 cur_size; | |
4088 | struct aac_hba_sgl *sge; | |
4089 | ||
ab5d129f RAR |
4090 | nseg = scsi_dma_map(scsicmd); |
4091 | if (nseg <= 0) { | |
4092 | byte_count = nseg; | |
4093 | goto out; | |
4094 | } | |
4095 | ||
4096 | if (nseg > HBA_MAX_SG_EMBEDDED) | |
4097 | sge = &hbacmd->sge[2]; | |
4098 | else | |
4099 | sge = &hbacmd->sge[0]; | |
4100 | ||
4101 | scsi_for_each_sg(scsicmd, sg, nseg, i) { | |
4102 | int count = sg_dma_len(sg); | |
4103 | u64 addr = sg_dma_address(sg); | |
4104 | ||
4105 | WARN_ON(i >= sg_max); | |
4106 | sge->addr_hi = cpu_to_le32((u32)(addr>>32)); | |
4107 | sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); | |
4108 | cur_size = cpu_to_le32(count); | |
4109 | sge->len = cur_size; | |
4110 | sge->flags = 0; | |
4111 | byte_count += count; | |
4112 | sge++; | |
4113 | } | |
4114 | ||
4115 | sge--; | |
4116 | /* hba wants the size to be exact */ | |
4117 | if (byte_count > scsi_bufflen(scsicmd)) { | |
4118 | u32 temp; | |
4119 | ||
4120 | temp = le32_to_cpu(sge->len) - byte_count | |
4121 | - scsi_bufflen(scsicmd); | |
4122 | sge->len = cpu_to_le32(temp); | |
4123 | byte_count = scsi_bufflen(scsicmd); | |
4124 | } | |
4125 | ||
4126 | if (nseg <= HBA_MAX_SG_EMBEDDED) { | |
4127 | hbacmd->emb_data_desc_count = cpu_to_le32(nseg); | |
4128 | sge->flags = cpu_to_le32(0x40000000); | |
4129 | } else { | |
4130 | /* not embedded */ | |
4131 | hbacmd->sge[0].flags = cpu_to_le32(0x80000000); | |
4132 | hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); | |
4133 | hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); | |
4134 | hbacmd->sge[0].addr_lo = | |
4135 | cpu_to_le32((u32)(sg_address & 0xffffffff)); | |
4136 | } | |
4137 | ||
4138 | /* Check for command underflow */ | |
4139 | if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { | |
4140 | pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", | |
4141 | byte_count, scsicmd->underflow); | |
4142 | } | |
4143 | out: | |
4144 | return byte_count; | |
4145 | } | |
4146 | ||
1da177e4 LT |
4147 | #ifdef AAC_DETAILED_STATUS_INFO |
4148 | ||
4149 | struct aac_srb_status_info { | |
4150 | u32 status; | |
4151 | char *str; | |
4152 | }; | |
4153 | ||
4154 | ||
4155 | static struct aac_srb_status_info srb_status_info[] = { | |
4156 | { SRB_STATUS_PENDING, "Pending Status"}, | |
4157 | { SRB_STATUS_SUCCESS, "Success"}, | |
4158 | { SRB_STATUS_ABORTED, "Aborted Command"}, | |
4159 | { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, | |
6391a113 | 4160 | { SRB_STATUS_ERROR, "Error Event"}, |
1da177e4 LT |
4161 | { SRB_STATUS_BUSY, "Device Busy"}, |
4162 | { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, | |
4163 | { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, | |
4164 | { SRB_STATUS_NO_DEVICE, "No Device"}, | |
4165 | { SRB_STATUS_TIMEOUT, "Timeout"}, | |
4166 | { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, | |
4167 | { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, | |
4168 | { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, | |
4169 | { SRB_STATUS_BUS_RESET, "Bus Reset"}, | |
4170 | { SRB_STATUS_PARITY_ERROR, "Parity Error"}, | |
4171 | { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, | |
4172 | { SRB_STATUS_NO_HBA, "No HBA"}, | |
4173 | { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, | |
4174 | { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, | |
4175 | { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, | |
4176 | { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, | |
4177 | { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, | |
4178 | { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, | |
6391a113 | 4179 | { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, |
1da177e4 LT |
4180 | { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, |
4181 | { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, | |
4182 | { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, | |
4183 | { SRB_STATUS_NOT_STARTED, "Not Started"}, | |
4184 | { SRB_STATUS_NOT_IN_USE, "Not In Use"}, | |
8ce3eca4 | 4185 | { SRB_STATUS_FORCE_ABORT, "Force Abort"}, |
1da177e4 LT |
4186 | { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, |
4187 | { 0xff, "Unknown Error"} | |
4188 | }; | |
4189 | ||
4190 | char *aac_get_status_string(u32 status) | |
4191 | { | |
4192 | int i; | |
4193 | ||
6391a113 TK |
4194 | for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) |
4195 | if (srb_status_info[i].status == status) | |
1da177e4 | 4196 | return srb_status_info[i].str; |
1da177e4 LT |
4197 | |
4198 | return "Bad Status Code"; | |
4199 | } | |
4200 | ||
4201 | #endif |