Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * Adaptec AAC series RAID controller driver | |
fa195afe | 3 | * (c) Copyright 2001 Red Hat Inc. |
1da177e4 LT |
4 | * |
5 | * based on the old aacraid driver that is.. | |
6 | * Adaptec aacraid device driver for Linux. | |
7 | * | |
e8b12f0f MR |
8 | * Copyright (c) 2000-2010 Adaptec, Inc. |
9 | * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) | |
1da177e4 LT |
10 | * |
11 | * This program is free software; you can redistribute it and/or modify | |
12 | * it under the terms of the GNU General Public License as published by | |
13 | * the Free Software Foundation; either version 2, or (at your option) | |
14 | * any later version. | |
15 | * | |
16 | * This program is distributed in the hope that it will be useful, | |
17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | * GNU General Public License for more details. | |
20 | * | |
21 | * You should have received a copy of the GNU General Public License | |
22 | * along with this program; see the file COPYING. If not, write to | |
23 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
24 | * | |
25 | */ | |
26 | ||
27 | #include <linux/kernel.h> | |
28 | #include <linux/init.h> | |
29 | #include <linux/types.h> | |
1da177e4 LT |
30 | #include <linux/pci.h> |
31 | #include <linux/spinlock.h> | |
32 | #include <linux/slab.h> | |
33 | #include <linux/completion.h> | |
34 | #include <linux/blkdev.h> | |
1da177e4 | 35 | #include <asm/uaccess.h> |
3a0086a8 | 36 | #include <linux/highmem.h> /* For flush_kernel_dcache_page */ |
acf3368f | 37 | #include <linux/module.h> |
1da177e4 LT |
38 | |
39 | #include <scsi/scsi.h> | |
40 | #include <scsi/scsi_cmnd.h> | |
41 | #include <scsi/scsi_device.h> | |
42 | #include <scsi/scsi_host.h> | |
43 | ||
44 | #include "aacraid.h" | |
45 | ||
46 | /* values for inqd_pdt: Peripheral device type in plain English */ | |
47 | #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ | |
48 | #define INQD_PDT_PROC 0x03 /* Processor device */ | |
49 | #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ | |
50 | #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ | |
51 | #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ | |
52 | #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ | |
53 | ||
54 | #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ | |
55 | #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ | |
56 | ||
1da177e4 LT |
57 | /* |
58 | * Sense codes | |
59 | */ | |
8ce3eca4 SM |
60 | |
61 | #define SENCODE_NO_SENSE 0x00 | |
62 | #define SENCODE_END_OF_DATA 0x00 | |
63 | #define SENCODE_BECOMING_READY 0x04 | |
64 | #define SENCODE_INIT_CMD_REQUIRED 0x04 | |
65 | #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A | |
66 | #define SENCODE_INVALID_COMMAND 0x20 | |
67 | #define SENCODE_LBA_OUT_OF_RANGE 0x21 | |
68 | #define SENCODE_INVALID_CDB_FIELD 0x24 | |
69 | #define SENCODE_LUN_NOT_SUPPORTED 0x25 | |
70 | #define SENCODE_INVALID_PARAM_FIELD 0x26 | |
71 | #define SENCODE_PARAM_NOT_SUPPORTED 0x26 | |
72 | #define SENCODE_PARAM_VALUE_INVALID 0x26 | |
73 | #define SENCODE_RESET_OCCURRED 0x29 | |
74 | #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E | |
75 | #define SENCODE_INQUIRY_DATA_CHANGED 0x3F | |
76 | #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 | |
77 | #define SENCODE_DIAGNOSTIC_FAILURE 0x40 | |
78 | #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 | |
79 | #define SENCODE_INVALID_MESSAGE_ERROR 0x49 | |
80 | #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c | |
81 | #define SENCODE_OVERLAPPED_COMMAND 0x4E | |
1da177e4 LT |
82 | |
83 | /* | |
84 | * Additional sense codes | |
85 | */ | |
8ce3eca4 SM |
86 | |
87 | #define ASENCODE_NO_SENSE 0x00 | |
88 | #define ASENCODE_END_OF_DATA 0x05 | |
89 | #define ASENCODE_BECOMING_READY 0x01 | |
90 | #define ASENCODE_INIT_CMD_REQUIRED 0x02 | |
91 | #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 | |
92 | #define ASENCODE_INVALID_COMMAND 0x00 | |
93 | #define ASENCODE_LBA_OUT_OF_RANGE 0x00 | |
94 | #define ASENCODE_INVALID_CDB_FIELD 0x00 | |
95 | #define ASENCODE_LUN_NOT_SUPPORTED 0x00 | |
96 | #define ASENCODE_INVALID_PARAM_FIELD 0x00 | |
97 | #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 | |
98 | #define ASENCODE_PARAM_VALUE_INVALID 0x02 | |
99 | #define ASENCODE_RESET_OCCURRED 0x00 | |
100 | #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 | |
101 | #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 | |
102 | #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 | |
103 | #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 | |
104 | #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 | |
105 | #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 | |
106 | #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 | |
107 | #define ASENCODE_OVERLAPPED_COMMAND 0x00 | |
1da177e4 LT |
108 | |
109 | #define BYTE0(x) (unsigned char)(x) | |
110 | #define BYTE1(x) (unsigned char)((x) >> 8) | |
111 | #define BYTE2(x) (unsigned char)((x) >> 16) | |
112 | #define BYTE3(x) (unsigned char)((x) >> 24) | |
113 | ||
114 | /*------------------------------------------------------------------------------ | |
115 | * S T R U C T S / T Y P E D E F S | |
116 | *----------------------------------------------------------------------------*/ | |
117 | /* SCSI inquiry data */ | |
118 | struct inquiry_data { | |
8ce3eca4 SM |
119 | u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ |
120 | u8 inqd_dtq; /* RMB | Device Type Qualifier */ | |
1da177e4 LT |
121 | u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ |
122 | u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ | |
123 | u8 inqd_len; /* Additional length (n-4) */ | |
124 | u8 inqd_pad1[2];/* Reserved - must be zero */ | |
125 | u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ | |
126 | u8 inqd_vid[8]; /* Vendor ID */ | |
127 | u8 inqd_pid[16];/* Product ID */ | |
128 | u8 inqd_prl[4]; /* Product Revision Level */ | |
129 | }; | |
130 | ||
131 | /* | |
132 | * M O D U L E G L O B A L S | |
133 | */ | |
8ce3eca4 | 134 | |
1da177e4 LT |
135 | static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); |
136 | static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); | |
0e68c003 | 137 | static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg); |
1da177e4 LT |
138 | static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); |
139 | #ifdef AAC_DETAILED_STATUS_INFO | |
140 | static char *aac_get_status_string(u32 status); | |
141 | #endif | |
142 | ||
143 | /* | |
144 | * Non dasd selection is handled entirely in aachba now | |
8ce3eca4 SM |
145 | */ |
146 | ||
1da177e4 | 147 | static int nondasd = -1; |
d8e96507 | 148 | static int aac_cache = 2; /* WCE=0 to avoid performance problems */ |
1da177e4 | 149 | static int dacmode = -1; |
8ef22247 | 150 | int aac_msi; |
1208bab5 | 151 | int aac_commit = -1; |
404d9a90 MH |
152 | int startup_timeout = 180; |
153 | int aif_timeout = 120; | |
1da177e4 | 154 | |
9a72f976 | 155 | module_param(nondasd, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
156 | MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." |
157 | " 0=off, 1=on"); | |
95e852e1 | 158 | module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
159 | MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" |
160 | "\tbit 0 - Disable FUA in WRITE SCSI commands\n" | |
161 | "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" | |
d8e96507 | 162 | "\tbit 2 - Disable only if Battery is protecting Cache"); |
9a72f976 | 163 | module_param(dacmode, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
164 | MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." |
165 | " 0=off, 1=on"); | |
1208bab5 | 166 | module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
167 | MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" |
168 | " adapter for foreign arrays.\n" | |
169 | "This is typically needed in systems that do not have a BIOS." | |
170 | " 0=off, 1=on"); | |
171 | module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); | |
172 | MODULE_PARM_DESC(msi, "IRQ handling." | |
173 | " 0=PIC(default), 1=MSI, 2=MSI-X(unsupported, uses MSI)"); | |
404d9a90 | 174 | module_param(startup_timeout, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
175 | MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" |
176 | " adapter to have it's kernel up and\n" | |
177 | "running. This is typically adjusted for large systems that do not" | |
178 | " have a BIOS."); | |
404d9a90 | 179 | module_param(aif_timeout, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
180 | MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" |
181 | " applications to pick up AIFs before\n" | |
182 | "deregistering them. This is typically adjusted for heavily burdened" | |
183 | " systems."); | |
1da177e4 | 184 | |
7c00ffa3 MH |
185 | int numacb = -1; |
186 | module_param(numacb, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
187 | MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" |
188 | " blocks (FIB) allocated. Valid values are 512 and down. Default is" | |
189 | " to use suggestion from Firmware."); | |
7c00ffa3 MH |
190 | |
191 | int acbsize = -1; | |
192 | module_param(acbsize, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
193 | MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" |
194 | " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" | |
195 | " suggestion from Firmware."); | |
653ba58d | 196 | |
29c97684 SM |
197 | int update_interval = 30 * 60; |
198 | module_param(update_interval, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
199 | MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" |
200 | " updates issued to adapter."); | |
29c97684 SM |
201 | |
202 | int check_interval = 24 * 60 * 60; | |
203 | module_param(check_interval, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
204 | MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" |
205 | " checks."); | |
29c97684 | 206 | |
87f3bda3 AM |
207 | int aac_check_reset = 1; |
208 | module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); | |
95e7a8ef | 209 | MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" |
8ef22247 SM |
210 | " adapter. a value of -1 forces the reset to adapters programmed to" |
211 | " ignore it."); | |
29c97684 | 212 | |
e37ee4be | 213 | int expose_physicals = -1; |
653ba58d | 214 | module_param(expose_physicals, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
215 | MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." |
216 | " -1=protect 0=off, 1=on"); | |
03d44337 | 217 | |
8ef22247 | 218 | int aac_reset_devices; |
1208bab5 SM |
219 | module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); |
220 | MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); | |
03d44337 | 221 | |
d8e96507 LA |
222 | int aac_wwn = 1; |
223 | module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); | |
224 | MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" | |
225 | "\t0 - Disable\n" | |
226 | "\t1 - Array Meta Data Signature (default)\n" | |
227 | "\t2 - Adapter Serial Number"); | |
228 | ||
229 | ||
03d44337 MH |
230 | static inline int aac_valid_context(struct scsi_cmnd *scsicmd, |
231 | struct fib *fibptr) { | |
232 | struct scsi_device *device; | |
233 | ||
8ce3eca4 | 234 | if (unlikely(!scsicmd || !scsicmd->scsi_done)) { |
c835e372 | 235 | dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); |
8ce3eca4 SM |
236 | aac_fib_complete(fibptr); |
237 | aac_fib_free(fibptr); | |
238 | return 0; | |
239 | } | |
03d44337 MH |
240 | scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; |
241 | device = scsicmd->device; | |
242 | if (unlikely(!device || !scsi_device_online(device))) { | |
243 | dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); | |
244 | aac_fib_complete(fibptr); | |
245 | aac_fib_free(fibptr); | |
246 | return 0; | |
247 | } | |
248 | return 1; | |
249 | } | |
250 | ||
1da177e4 LT |
251 | /** |
252 | * aac_get_config_status - check the adapter configuration | |
253 | * @common: adapter to query | |
254 | * | |
255 | * Query config status, and commit the configuration if needed. | |
256 | */ | |
8c867b25 | 257 | int aac_get_config_status(struct aac_dev *dev, int commit_flag) |
1da177e4 LT |
258 | { |
259 | int status = 0; | |
260 | struct fib * fibptr; | |
261 | ||
bfb35aa8 | 262 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
263 | return -ENOMEM; |
264 | ||
bfb35aa8 | 265 | aac_fib_init(fibptr); |
1da177e4 LT |
266 | { |
267 | struct aac_get_config_status *dinfo; | |
268 | dinfo = (struct aac_get_config_status *) fib_data(fibptr); | |
269 | ||
270 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
271 | dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); | |
272 | dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); | |
273 | } | |
274 | ||
bfb35aa8 | 275 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
276 | fibptr, |
277 | sizeof (struct aac_get_config_status), | |
278 | FsaNormal, | |
279 | 1, 1, | |
280 | NULL, NULL); | |
8ce3eca4 | 281 | if (status < 0) { |
1da177e4 LT |
282 | printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); |
283 | } else { | |
284 | struct aac_get_config_status_resp *reply | |
285 | = (struct aac_get_config_status_resp *) fib_data(fibptr); | |
286 | dprintk((KERN_WARNING | |
287 | "aac_get_config_status: response=%d status=%d action=%d\n", | |
288 | le32_to_cpu(reply->response), | |
289 | le32_to_cpu(reply->status), | |
290 | le32_to_cpu(reply->data.action))); | |
291 | if ((le32_to_cpu(reply->response) != ST_OK) || | |
292 | (le32_to_cpu(reply->status) != CT_OK) || | |
293 | (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { | |
294 | printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); | |
295 | status = -EINVAL; | |
296 | } | |
297 | } | |
cacb6dc3 PNRCEH |
298 | /* Do not set XferState to zero unless receives a response from F/W */ |
299 | if (status >= 0) | |
300 | aac_fib_complete(fibptr); | |
301 | ||
1da177e4 LT |
302 | /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ |
303 | if (status >= 0) { | |
1208bab5 | 304 | if ((aac_commit == 1) || commit_flag) { |
1da177e4 | 305 | struct aac_commit_config * dinfo; |
bfb35aa8 | 306 | aac_fib_init(fibptr); |
1da177e4 | 307 | dinfo = (struct aac_commit_config *) fib_data(fibptr); |
8ce3eca4 | 308 | |
1da177e4 LT |
309 | dinfo->command = cpu_to_le32(VM_ContainerConfig); |
310 | dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); | |
8ce3eca4 | 311 | |
bfb35aa8 | 312 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
313 | fibptr, |
314 | sizeof (struct aac_commit_config), | |
315 | FsaNormal, | |
316 | 1, 1, | |
317 | NULL, NULL); | |
cacb6dc3 PNRCEH |
318 | /* Do not set XferState to zero unless |
319 | * receives a response from F/W */ | |
320 | if (status >= 0) | |
321 | aac_fib_complete(fibptr); | |
1208bab5 | 322 | } else if (aac_commit == 0) { |
1da177e4 LT |
323 | printk(KERN_WARNING |
324 | "aac_get_config_status: Foreign device configurations are being ignored\n"); | |
325 | } | |
326 | } | |
cacb6dc3 PNRCEH |
327 | /* FIB should be freed only after getting the response from the F/W */ |
328 | if (status != -ERESTARTSYS) | |
329 | aac_fib_free(fibptr); | |
1da177e4 LT |
330 | return status; |
331 | } | |
332 | ||
e3cc268f RM |
333 | static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) |
334 | { | |
335 | char inq_data; | |
336 | scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); | |
337 | if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { | |
338 | inq_data &= 0xdf; | |
339 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); | |
340 | } | |
341 | } | |
342 | ||
1da177e4 LT |
343 | /** |
344 | * aac_get_containers - list containers | |
345 | * @common: adapter to probe | |
346 | * | |
347 | * Make a list of all containers on this controller | |
348 | */ | |
349 | int aac_get_containers(struct aac_dev *dev) | |
350 | { | |
351 | struct fsa_dev_info *fsa_dev_ptr; | |
8ce3eca4 | 352 | u32 index; |
1da177e4 LT |
353 | int status = 0; |
354 | struct fib * fibptr; | |
1da177e4 LT |
355 | struct aac_get_container_count *dinfo; |
356 | struct aac_get_container_count_resp *dresp; | |
357 | int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; | |
358 | ||
bfb35aa8 | 359 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
360 | return -ENOMEM; |
361 | ||
bfb35aa8 | 362 | aac_fib_init(fibptr); |
1da177e4 LT |
363 | dinfo = (struct aac_get_container_count *) fib_data(fibptr); |
364 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
365 | dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); | |
366 | ||
bfb35aa8 | 367 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
368 | fibptr, |
369 | sizeof (struct aac_get_container_count), | |
370 | FsaNormal, | |
371 | 1, 1, | |
372 | NULL, NULL); | |
373 | if (status >= 0) { | |
374 | dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); | |
375 | maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); | |
bfb35aa8 | 376 | aac_fib_complete(fibptr); |
1da177e4 | 377 | } |
cacb6dc3 PNRCEH |
378 | /* FIB should be freed only after getting the response from the F/W */ |
379 | if (status != -ERESTARTSYS) | |
380 | aac_fib_free(fibptr); | |
1da177e4 LT |
381 | |
382 | if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) | |
383 | maximum_num_containers = MAXIMUM_NUM_CONTAINERS; | |
1a655040 | 384 | fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, |
fe76df42 MH |
385 | GFP_KERNEL); |
386 | if (!fsa_dev_ptr) | |
1da177e4 | 387 | return -ENOMEM; |
1da177e4 LT |
388 | |
389 | dev->fsa_dev = fsa_dev_ptr; | |
390 | dev->maximum_num_containers = maximum_num_containers; | |
391 | ||
fe76df42 | 392 | for (index = 0; index < dev->maximum_num_containers; ) { |
1da177e4 LT |
393 | fsa_dev_ptr[index].devname[0] = '\0'; |
394 | ||
fe76df42 | 395 | status = aac_probe_container(dev, index); |
1da177e4 | 396 | |
fe76df42 | 397 | if (status < 0) { |
1da177e4 LT |
398 | printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); |
399 | break; | |
400 | } | |
7a8cf29d | 401 | |
1da177e4 LT |
402 | /* |
403 | * If there are no more containers, then stop asking. | |
404 | */ | |
fe76df42 | 405 | if (++index >= status) |
1da177e4 | 406 | break; |
1da177e4 | 407 | } |
1da177e4 LT |
408 | return status; |
409 | } | |
410 | ||
1da177e4 LT |
411 | static void get_container_name_callback(void *context, struct fib * fibptr) |
412 | { | |
413 | struct aac_get_name_resp * get_name_reply; | |
414 | struct scsi_cmnd * scsicmd; | |
415 | ||
416 | scsicmd = (struct scsi_cmnd *) context; | |
417 | ||
03d44337 MH |
418 | if (!aac_valid_context(scsicmd, fibptr)) |
419 | return; | |
420 | ||
1da177e4 | 421 | dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); |
125e1874 | 422 | BUG_ON(fibptr == NULL); |
1da177e4 LT |
423 | |
424 | get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); | |
425 | /* Failure is irrelevant, using default value instead */ | |
426 | if ((le32_to_cpu(get_name_reply->status) == CT_OK) | |
427 | && (get_name_reply->data[0] != '\0')) { | |
3b2946cc | 428 | char *sp = get_name_reply->data; |
1da177e4 LT |
429 | sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; |
430 | while (*sp == ' ') | |
431 | ++sp; | |
3b2946cc | 432 | if (*sp) { |
d4345028 | 433 | struct inquiry_data inq; |
3b2946cc MH |
434 | char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; |
435 | int count = sizeof(d); | |
436 | char *dp = d; | |
437 | do { | |
438 | *dp++ = (*sp) ? *sp++ : ' '; | |
439 | } while (--count > 0); | |
d4345028 FT |
440 | |
441 | scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); | |
442 | memcpy(inq.inqd_pid, d, sizeof(d)); | |
443 | scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); | |
3b2946cc | 444 | } |
1da177e4 | 445 | } |
3b2946cc | 446 | |
1da177e4 LT |
447 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
448 | ||
bfb35aa8 MH |
449 | aac_fib_complete(fibptr); |
450 | aac_fib_free(fibptr); | |
8e0c5ebd | 451 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
452 | } |
453 | ||
454 | /** | |
455 | * aac_get_container_name - get container name, none blocking. | |
456 | */ | |
9e7c349c | 457 | static int aac_get_container_name(struct scsi_cmnd * scsicmd) |
1da177e4 LT |
458 | { |
459 | int status; | |
460 | struct aac_get_name *dinfo; | |
461 | struct fib * cmd_fibcontext; | |
462 | struct aac_dev * dev; | |
463 | ||
464 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
465 | ||
bfb35aa8 | 466 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) |
1da177e4 LT |
467 | return -ENOMEM; |
468 | ||
bfb35aa8 | 469 | aac_fib_init(cmd_fibcontext); |
1da177e4 LT |
470 | dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); |
471 | ||
472 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
473 | dinfo->type = cpu_to_le32(CT_READ_NAME); | |
9e7c349c | 474 | dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); |
1da177e4 LT |
475 | dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); |
476 | ||
bfb35aa8 | 477 | status = aac_fib_send(ContainerCommand, |
8ce3eca4 | 478 | cmd_fibcontext, |
1da177e4 | 479 | sizeof (struct aac_get_name), |
8ce3eca4 SM |
480 | FsaNormal, |
481 | 0, 1, | |
482 | (fib_callback)get_container_name_callback, | |
1da177e4 | 483 | (void *) scsicmd); |
8ce3eca4 | 484 | |
1da177e4 LT |
485 | /* |
486 | * Check that the command queued to the controller | |
487 | */ | |
77d644d4 MH |
488 | if (status == -EINPROGRESS) { |
489 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 490 | return 0; |
77d644d4 | 491 | } |
8ce3eca4 | 492 | |
bfb35aa8 MH |
493 | printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); |
494 | aac_fib_complete(cmd_fibcontext); | |
495 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
496 | return -1; |
497 | } | |
498 | ||
fe76df42 | 499 | static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) |
1da177e4 | 500 | { |
fe76df42 | 501 | struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; |
1da177e4 | 502 | |
1a655040 | 503 | if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) |
fe76df42 | 504 | return aac_scsi_cmd(scsicmd); |
1da177e4 | 505 | |
fe76df42 MH |
506 | scsicmd->result = DID_NO_CONNECT << 16; |
507 | scsicmd->scsi_done(scsicmd); | |
508 | return 0; | |
509 | } | |
510 | ||
1a655040 | 511 | static void _aac_probe_container2(void * context, struct fib * fibptr) |
fe76df42 | 512 | { |
03d44337 | 513 | struct fsa_dev_info *fsa_dev_ptr; |
fe76df42 | 514 | int (*callback)(struct scsi_cmnd *); |
03d44337 MH |
515 | struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; |
516 | ||
03d44337 | 517 | |
1a655040 SM |
518 | if (!aac_valid_context(scsicmd, fibptr)) |
519 | return; | |
fe76df42 MH |
520 | |
521 | scsicmd->SCp.Status = 0; | |
1a655040 | 522 | fsa_dev_ptr = fibptr->dev->fsa_dev; |
fe76df42 MH |
523 | if (fsa_dev_ptr) { |
524 | struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); | |
525 | fsa_dev_ptr += scmd_id(scsicmd); | |
526 | ||
527 | if ((le32_to_cpu(dresp->status) == ST_OK) && | |
528 | (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && | |
529 | (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { | |
530 | fsa_dev_ptr->valid = 1; | |
655d722c MS |
531 | /* sense_key holds the current state of the spin-up */ |
532 | if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) | |
533 | fsa_dev_ptr->sense_data.sense_key = NOT_READY; | |
534 | else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) | |
535 | fsa_dev_ptr->sense_data.sense_key = NO_SENSE; | |
fe76df42 MH |
536 | fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); |
537 | fsa_dev_ptr->size | |
538 | = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + | |
539 | (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); | |
540 | fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); | |
541 | } | |
542 | if ((fsa_dev_ptr->valid & 1) == 0) | |
543 | fsa_dev_ptr->valid = 0; | |
544 | scsicmd->SCp.Status = le32_to_cpu(dresp->count); | |
545 | } | |
546 | aac_fib_complete(fibptr); | |
547 | aac_fib_free(fibptr); | |
548 | callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); | |
549 | scsicmd->SCp.ptr = NULL; | |
1a655040 SM |
550 | (*callback)(scsicmd); |
551 | return; | |
fe76df42 MH |
552 | } |
553 | ||
1a655040 | 554 | static void _aac_probe_container1(void * context, struct fib * fibptr) |
fe76df42 MH |
555 | { |
556 | struct scsi_cmnd * scsicmd; | |
557 | struct aac_mount * dresp; | |
558 | struct aac_query_mount *dinfo; | |
559 | int status; | |
560 | ||
561 | dresp = (struct aac_mount *) fib_data(fibptr); | |
562 | dresp->mnt[0].capacityhigh = 0; | |
563 | if ((le32_to_cpu(dresp->status) != ST_OK) || | |
1a655040 SM |
564 | (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { |
565 | _aac_probe_container2(context, fibptr); | |
566 | return; | |
567 | } | |
fe76df42 | 568 | scsicmd = (struct scsi_cmnd *) context; |
1da177e4 | 569 | |
03d44337 | 570 | if (!aac_valid_context(scsicmd, fibptr)) |
1a655040 | 571 | return; |
03d44337 | 572 | |
bfb35aa8 | 573 | aac_fib_init(fibptr); |
1da177e4 LT |
574 | |
575 | dinfo = (struct aac_query_mount *)fib_data(fibptr); | |
576 | ||
fe76df42 MH |
577 | dinfo->command = cpu_to_le32(VM_NameServe64); |
578 | dinfo->count = cpu_to_le32(scmd_id(scsicmd)); | |
1da177e4 LT |
579 | dinfo->type = cpu_to_le32(FT_FILESYS); |
580 | ||
bfb35aa8 | 581 | status = aac_fib_send(ContainerCommand, |
fe76df42 MH |
582 | fibptr, |
583 | sizeof(struct aac_query_mount), | |
584 | FsaNormal, | |
585 | 0, 1, | |
1a655040 | 586 | _aac_probe_container2, |
fe76df42 MH |
587 | (void *) scsicmd); |
588 | /* | |
589 | * Check that the command queued to the controller | |
590 | */ | |
1a655040 | 591 | if (status == -EINPROGRESS) |
fe76df42 | 592 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
1a655040 | 593 | else if (status < 0) { |
fe76df42 MH |
594 | /* Inherit results from VM_NameServe, if any */ |
595 | dresp->status = cpu_to_le32(ST_OK); | |
1a655040 | 596 | _aac_probe_container2(context, fibptr); |
1da177e4 | 597 | } |
fe76df42 | 598 | } |
1da177e4 | 599 | |
fe76df42 MH |
600 | static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) |
601 | { | |
602 | struct fib * fibptr; | |
603 | int status = -ENOMEM; | |
604 | ||
605 | if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { | |
606 | struct aac_query_mount *dinfo; | |
607 | ||
608 | aac_fib_init(fibptr); | |
609 | ||
610 | dinfo = (struct aac_query_mount *)fib_data(fibptr); | |
1da177e4 | 611 | |
fe76df42 MH |
612 | dinfo->command = cpu_to_le32(VM_NameServe); |
613 | dinfo->count = cpu_to_le32(scmd_id(scsicmd)); | |
7a8cf29d | 614 | dinfo->type = cpu_to_le32(FT_FILESYS); |
fe76df42 | 615 | scsicmd->SCp.ptr = (char *)callback; |
7a8cf29d | 616 | |
fe76df42 MH |
617 | status = aac_fib_send(ContainerCommand, |
618 | fibptr, | |
619 | sizeof(struct aac_query_mount), | |
620 | FsaNormal, | |
621 | 0, 1, | |
1a655040 | 622 | _aac_probe_container1, |
fe76df42 MH |
623 | (void *) scsicmd); |
624 | /* | |
625 | * Check that the command queued to the controller | |
626 | */ | |
627 | if (status == -EINPROGRESS) { | |
628 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
629 | return 0; | |
630 | } | |
631 | if (status < 0) { | |
632 | scsicmd->SCp.ptr = NULL; | |
633 | aac_fib_complete(fibptr); | |
634 | aac_fib_free(fibptr); | |
635 | } | |
636 | } | |
637 | if (status < 0) { | |
638 | struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; | |
639 | if (fsa_dev_ptr) { | |
640 | fsa_dev_ptr += scmd_id(scsicmd); | |
641 | if ((fsa_dev_ptr->valid & 1) == 0) { | |
642 | fsa_dev_ptr->valid = 0; | |
643 | return (*callback)(scsicmd); | |
644 | } | |
645 | } | |
1da177e4 | 646 | } |
fe76df42 MH |
647 | return status; |
648 | } | |
1da177e4 | 649 | |
fe76df42 MH |
650 | /** |
651 | * aac_probe_container - query a logical volume | |
652 | * @dev: device to query | |
653 | * @cid: container identifier | |
654 | * | |
655 | * Queries the controller about the given volume. The volume information | |
656 | * is updated in the struct fsa_dev_info structure rather than returned. | |
657 | */ | |
658 | static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) | |
659 | { | |
660 | scsicmd->device = NULL; | |
661 | return 0; | |
662 | } | |
1da177e4 | 663 | |
fe76df42 MH |
664 | int aac_probe_container(struct aac_dev *dev, int cid) |
665 | { | |
666 | struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); | |
667 | struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); | |
668 | int status; | |
669 | ||
670 | if (!scsicmd || !scsidev) { | |
671 | kfree(scsicmd); | |
672 | kfree(scsidev); | |
673 | return -ENOMEM; | |
674 | } | |
675 | scsicmd->list.next = NULL; | |
1a655040 | 676 | scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; |
fe76df42 MH |
677 | |
678 | scsicmd->device = scsidev; | |
679 | scsidev->sdev_state = 0; | |
680 | scsidev->id = cid; | |
681 | scsidev->host = dev->scsi_host_ptr; | |
682 | ||
683 | if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) | |
684 | while (scsicmd->device == scsidev) | |
685 | schedule(); | |
802ae2f0 | 686 | kfree(scsidev); |
fe76df42 MH |
687 | status = scsicmd->SCp.Status; |
688 | kfree(scsicmd); | |
1da177e4 LT |
689 | return status; |
690 | } | |
691 | ||
692 | /* Local Structure to set SCSI inquiry data strings */ | |
693 | struct scsi_inq { | |
694 | char vid[8]; /* Vendor ID */ | |
695 | char pid[16]; /* Product ID */ | |
696 | char prl[4]; /* Product Revision Level */ | |
697 | }; | |
698 | ||
699 | /** | |
700 | * InqStrCopy - string merge | |
701 | * @a: string to copy from | |
702 | * @b: string to copy to | |
703 | * | |
8ce3eca4 | 704 | * Copy a String from one location to another |
1da177e4 LT |
705 | * without copying \0 |
706 | */ | |
707 | ||
708 | static void inqstrcpy(char *a, char *b) | |
709 | { | |
710 | ||
8ce3eca4 | 711 | while (*a != (char)0) |
1da177e4 LT |
712 | *b++ = *a++; |
713 | } | |
714 | ||
715 | static char *container_types[] = { | |
8ce3eca4 SM |
716 | "None", |
717 | "Volume", | |
718 | "Mirror", | |
719 | "Stripe", | |
720 | "RAID5", | |
721 | "SSRW", | |
722 | "SSRO", | |
723 | "Morph", | |
724 | "Legacy", | |
725 | "RAID4", | |
726 | "RAID10", | |
727 | "RAID00", | |
728 | "V-MIRRORS", | |
729 | "PSEUDO R4", | |
1da177e4 | 730 | "RAID50", |
84971738 MH |
731 | "RAID5D", |
732 | "RAID5D0", | |
733 | "RAID1E", | |
734 | "RAID6", | |
735 | "RAID60", | |
8ce3eca4 | 736 | "Unknown" |
1da177e4 LT |
737 | }; |
738 | ||
17eaacee SM |
739 | char * get_container_type(unsigned tindex) |
740 | { | |
741 | if (tindex >= ARRAY_SIZE(container_types)) | |
742 | tindex = ARRAY_SIZE(container_types) - 1; | |
743 | return container_types[tindex]; | |
744 | } | |
1da177e4 LT |
745 | |
746 | /* Function: setinqstr | |
747 | * | |
748 | * Arguments: [1] pointer to void [1] int | |
749 | * | |
750 | * Purpose: Sets SCSI inquiry data strings for vendor, product | |
25985edc LDM |
751 | * and revision level. Allows strings to be set in platform dependent |
752 | * files instead of in OS dependent driver source. | |
1da177e4 LT |
753 | */ |
754 | ||
794d0601 | 755 | static void setinqstr(struct aac_dev *dev, void *data, int tindex) |
1da177e4 LT |
756 | { |
757 | struct scsi_inq *str; | |
1da177e4 | 758 | |
1da177e4 | 759 | str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ |
794d0601 MH |
760 | memset(str, ' ', sizeof(*str)); |
761 | ||
762 | if (dev->supplement_adapter_info.AdapterTypeText[0]) { | |
763 | char * cp = dev->supplement_adapter_info.AdapterTypeText; | |
3bc8070f SM |
764 | int c; |
765 | if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) | |
766 | inqstrcpy("SMC", str->vid); | |
767 | else { | |
768 | c = sizeof(str->vid); | |
769 | while (*cp && *cp != ' ' && --c) | |
770 | ++cp; | |
771 | c = *cp; | |
772 | *cp = '\0'; | |
773 | inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, | |
774 | str->vid); | |
775 | *cp = c; | |
776 | while (*cp && *cp != ' ') | |
777 | ++cp; | |
778 | } | |
794d0601 MH |
779 | while (*cp == ' ') |
780 | ++cp; | |
781 | /* last six chars reserved for vol type */ | |
782 | c = 0; | |
783 | if (strlen(cp) > sizeof(str->pid)) { | |
784 | c = cp[sizeof(str->pid)]; | |
785 | cp[sizeof(str->pid)] = '\0'; | |
786 | } | |
787 | inqstrcpy (cp, str->pid); | |
788 | if (c) | |
789 | cp[sizeof(str->pid)] = c; | |
790 | } else { | |
791 | struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); | |
6391a113 TK |
792 | |
793 | inqstrcpy (mp->vname, str->vid); | |
794d0601 MH |
794 | /* last six chars reserved for vol type */ |
795 | inqstrcpy (mp->model, str->pid); | |
796 | } | |
1da177e4 | 797 | |
6391a113 | 798 | if (tindex < ARRAY_SIZE(container_types)){ |
1da177e4 LT |
799 | char *findit = str->pid; |
800 | ||
801 | for ( ; *findit != ' '; findit++); /* walk till we find a space */ | |
802 | /* RAID is superfluous in the context of a RAID device */ | |
803 | if (memcmp(findit-4, "RAID", 4) == 0) | |
804 | *(findit -= 4) = ' '; | |
794d0601 MH |
805 | if (((findit - str->pid) + strlen(container_types[tindex])) |
806 | < (sizeof(str->pid) + sizeof(str->prl))) | |
807 | inqstrcpy (container_types[tindex], findit + 1); | |
1da177e4 LT |
808 | } |
809 | inqstrcpy ("V1.0", str->prl); | |
810 | } | |
811 | ||
88e2f98e SM |
812 | static void get_container_serial_callback(void *context, struct fib * fibptr) |
813 | { | |
814 | struct aac_get_serial_resp * get_serial_reply; | |
815 | struct scsi_cmnd * scsicmd; | |
816 | ||
817 | BUG_ON(fibptr == NULL); | |
818 | ||
819 | scsicmd = (struct scsi_cmnd *) context; | |
820 | if (!aac_valid_context(scsicmd, fibptr)) | |
821 | return; | |
822 | ||
823 | get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); | |
824 | /* Failure is irrelevant, using default value instead */ | |
825 | if (le32_to_cpu(get_serial_reply->status) == CT_OK) { | |
826 | char sp[13]; | |
827 | /* EVPD bit set */ | |
828 | sp[0] = INQD_PDT_DA; | |
829 | sp[1] = scsicmd->cmnd[2]; | |
830 | sp[2] = 0; | |
831 | sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", | |
832 | le32_to_cpu(get_serial_reply->uid)); | |
d4345028 | 833 | scsi_sg_copy_from_buffer(scsicmd, sp, sizeof(sp)); |
88e2f98e SM |
834 | } |
835 | ||
836 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
837 | ||
838 | aac_fib_complete(fibptr); | |
839 | aac_fib_free(fibptr); | |
840 | scsicmd->scsi_done(scsicmd); | |
841 | } | |
842 | ||
843 | /** | |
844 | * aac_get_container_serial - get container serial, none blocking. | |
845 | */ | |
846 | static int aac_get_container_serial(struct scsi_cmnd * scsicmd) | |
847 | { | |
848 | int status; | |
849 | struct aac_get_serial *dinfo; | |
850 | struct fib * cmd_fibcontext; | |
851 | struct aac_dev * dev; | |
852 | ||
853 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
854 | ||
855 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) | |
856 | return -ENOMEM; | |
857 | ||
858 | aac_fib_init(cmd_fibcontext); | |
859 | dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); | |
860 | ||
861 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
862 | dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); | |
863 | dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); | |
864 | ||
865 | status = aac_fib_send(ContainerCommand, | |
866 | cmd_fibcontext, | |
867 | sizeof (struct aac_get_serial), | |
868 | FsaNormal, | |
869 | 0, 1, | |
870 | (fib_callback) get_container_serial_callback, | |
871 | (void *) scsicmd); | |
872 | ||
873 | /* | |
874 | * Check that the command queued to the controller | |
875 | */ | |
876 | if (status == -EINPROGRESS) { | |
877 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
878 | return 0; | |
879 | } | |
880 | ||
881 | printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); | |
882 | aac_fib_complete(cmd_fibcontext); | |
883 | aac_fib_free(cmd_fibcontext); | |
884 | return -1; | |
885 | } | |
886 | ||
887 | /* Function: setinqserial | |
888 | * | |
889 | * Arguments: [1] pointer to void [1] int | |
890 | * | |
891 | * Purpose: Sets SCSI Unit Serial number. | |
892 | * This is a fake. We should read a proper | |
893 | * serial number from the container. <SuSE>But | |
894 | * without docs it's quite hard to do it :-) | |
895 | * So this will have to do in the meantime.</SuSE> | |
896 | */ | |
897 | ||
898 | static int setinqserial(struct aac_dev *dev, void *data, int cid) | |
899 | { | |
900 | /* | |
901 | * This breaks array migration. | |
902 | */ | |
903 | return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", | |
904 | le32_to_cpu(dev->adapter_info.serial[0]), cid); | |
905 | } | |
906 | ||
8e31e607 SM |
907 | static inline void set_sense(struct sense_data *sense_data, u8 sense_key, |
908 | u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) | |
1da177e4 | 909 | { |
8e31e607 SM |
910 | u8 *sense_buf = (u8 *)sense_data; |
911 | /* Sense data valid, err code 70h */ | |
912 | sense_buf[0] = 0x70; /* No info field */ | |
1da177e4 LT |
913 | sense_buf[1] = 0; /* Segment number, always zero */ |
914 | ||
8e31e607 | 915 | sense_buf[2] = sense_key; /* Sense key */ |
1da177e4 LT |
916 | |
917 | sense_buf[12] = sense_code; /* Additional sense code */ | |
918 | sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ | |
8e31e607 | 919 | |
1da177e4 | 920 | if (sense_key == ILLEGAL_REQUEST) { |
8e31e607 | 921 | sense_buf[7] = 10; /* Additional sense length */ |
1da177e4 | 922 | |
8e31e607 | 923 | sense_buf[15] = bit_pointer; |
1da177e4 | 924 | /* Illegal parameter is in the parameter block */ |
1da177e4 | 925 | if (sense_code == SENCODE_INVALID_CDB_FIELD) |
8e31e607 | 926 | sense_buf[15] |= 0xc0;/* Std sense key specific field */ |
1da177e4 | 927 | /* Illegal parameter is in the CDB block */ |
1da177e4 LT |
928 | sense_buf[16] = field_pointer >> 8; /* MSB */ |
929 | sense_buf[17] = field_pointer; /* LSB */ | |
8e31e607 SM |
930 | } else |
931 | sense_buf[7] = 6; /* Additional sense length */ | |
1da177e4 LT |
932 | } |
933 | ||
e8f32de5 MH |
934 | static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) |
935 | { | |
936 | if (lba & 0xffffffff00000000LL) { | |
937 | int cid = scmd_id(cmd); | |
938 | dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); | |
939 | cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
940 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
941 | set_sense(&dev->fsa_dev[cid].sense_data, |
942 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
943 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
e8f32de5 | 944 | memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
945 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
946 | SCSI_SENSE_BUFFERSIZE)); | |
e8f32de5 MH |
947 | cmd->scsi_done(cmd); |
948 | return 1; | |
949 | } | |
950 | return 0; | |
951 | } | |
952 | ||
953 | static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) | |
954 | { | |
955 | return 0; | |
956 | } | |
957 | ||
958 | static void io_callback(void *context, struct fib * fibptr); | |
959 | ||
960 | static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
961 | { | |
962 | u16 fibsize; | |
963 | struct aac_raw_io *readcmd; | |
964 | aac_fib_init(fib); | |
965 | readcmd = (struct aac_raw_io *) fib_data(fib); | |
966 | readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); | |
967 | readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
968 | readcmd->count = cpu_to_le32(count<<9); | |
969 | readcmd->cid = cpu_to_le16(scmd_id(cmd)); | |
9d399cc7 | 970 | readcmd->flags = cpu_to_le16(IO_TYPE_READ); |
e8f32de5 MH |
971 | readcmd->bpTotal = 0; |
972 | readcmd->bpComplete = 0; | |
973 | ||
974 | aac_build_sgraw(cmd, &readcmd->sg); | |
975 | fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); | |
976 | BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); | |
977 | /* | |
978 | * Now send the Fib to the adapter | |
979 | */ | |
980 | return aac_fib_send(ContainerRawIo, | |
981 | fib, | |
982 | fibsize, | |
983 | FsaNormal, | |
984 | 0, 1, | |
985 | (fib_callback) io_callback, | |
986 | (void *) cmd); | |
987 | } | |
988 | ||
989 | static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
990 | { | |
991 | u16 fibsize; | |
992 | struct aac_read64 *readcmd; | |
993 | aac_fib_init(fib); | |
994 | readcmd = (struct aac_read64 *) fib_data(fib); | |
995 | readcmd->command = cpu_to_le32(VM_CtHostRead64); | |
996 | readcmd->cid = cpu_to_le16(scmd_id(cmd)); | |
997 | readcmd->sector_count = cpu_to_le16(count); | |
998 | readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); | |
999 | readcmd->pad = 0; | |
1000 | readcmd->flags = 0; | |
1001 | ||
1002 | aac_build_sg64(cmd, &readcmd->sg); | |
1003 | fibsize = sizeof(struct aac_read64) + | |
1004 | ((le32_to_cpu(readcmd->sg.count) - 1) * | |
1005 | sizeof (struct sgentry64)); | |
1006 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1007 | sizeof(struct aac_fibhdr))); | |
1008 | /* | |
1009 | * Now send the Fib to the adapter | |
1010 | */ | |
1011 | return aac_fib_send(ContainerCommand64, | |
1012 | fib, | |
1013 | fibsize, | |
1014 | FsaNormal, | |
1015 | 0, 1, | |
1016 | (fib_callback) io_callback, | |
1017 | (void *) cmd); | |
1018 | } | |
1019 | ||
1020 | static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
1021 | { | |
1022 | u16 fibsize; | |
1023 | struct aac_read *readcmd; | |
1024 | aac_fib_init(fib); | |
1025 | readcmd = (struct aac_read *) fib_data(fib); | |
1026 | readcmd->command = cpu_to_le32(VM_CtBlockRead); | |
f3307f72 | 1027 | readcmd->cid = cpu_to_le32(scmd_id(cmd)); |
e8f32de5 MH |
1028 | readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); |
1029 | readcmd->count = cpu_to_le32(count * 512); | |
1030 | ||
1031 | aac_build_sg(cmd, &readcmd->sg); | |
1032 | fibsize = sizeof(struct aac_read) + | |
1033 | ((le32_to_cpu(readcmd->sg.count) - 1) * | |
1034 | sizeof (struct sgentry)); | |
1035 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1036 | sizeof(struct aac_fibhdr))); | |
1037 | /* | |
1038 | * Now send the Fib to the adapter | |
1039 | */ | |
1040 | return aac_fib_send(ContainerCommand, | |
1041 | fib, | |
1042 | fibsize, | |
1043 | FsaNormal, | |
1044 | 0, 1, | |
1045 | (fib_callback) io_callback, | |
1046 | (void *) cmd); | |
1047 | } | |
1048 | ||
9d399cc7 | 1049 | static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
1050 | { |
1051 | u16 fibsize; | |
1052 | struct aac_raw_io *writecmd; | |
1053 | aac_fib_init(fib); | |
1054 | writecmd = (struct aac_raw_io *) fib_data(fib); | |
1055 | writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); | |
1056 | writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
1057 | writecmd->count = cpu_to_le32(count<<9); | |
1058 | writecmd->cid = cpu_to_le16(scmd_id(cmd)); | |
95e852e1 SM |
1059 | writecmd->flags = (fua && ((aac_cache & 5) != 1) && |
1060 | (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? | |
9d399cc7 SM |
1061 | cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : |
1062 | cpu_to_le16(IO_TYPE_WRITE); | |
e8f32de5 MH |
1063 | writecmd->bpTotal = 0; |
1064 | writecmd->bpComplete = 0; | |
1065 | ||
1066 | aac_build_sgraw(cmd, &writecmd->sg); | |
1067 | fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); | |
1068 | BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); | |
1069 | /* | |
1070 | * Now send the Fib to the adapter | |
1071 | */ | |
1072 | return aac_fib_send(ContainerRawIo, | |
1073 | fib, | |
1074 | fibsize, | |
1075 | FsaNormal, | |
1076 | 0, 1, | |
1077 | (fib_callback) io_callback, | |
1078 | (void *) cmd); | |
1079 | } | |
1080 | ||
9d399cc7 | 1081 | static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
1082 | { |
1083 | u16 fibsize; | |
1084 | struct aac_write64 *writecmd; | |
1085 | aac_fib_init(fib); | |
1086 | writecmd = (struct aac_write64 *) fib_data(fib); | |
1087 | writecmd->command = cpu_to_le32(VM_CtHostWrite64); | |
1088 | writecmd->cid = cpu_to_le16(scmd_id(cmd)); | |
1089 | writecmd->sector_count = cpu_to_le16(count); | |
1090 | writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); | |
1091 | writecmd->pad = 0; | |
1092 | writecmd->flags = 0; | |
1093 | ||
1094 | aac_build_sg64(cmd, &writecmd->sg); | |
1095 | fibsize = sizeof(struct aac_write64) + | |
1096 | ((le32_to_cpu(writecmd->sg.count) - 1) * | |
1097 | sizeof (struct sgentry64)); | |
1098 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1099 | sizeof(struct aac_fibhdr))); | |
1100 | /* | |
1101 | * Now send the Fib to the adapter | |
1102 | */ | |
1103 | return aac_fib_send(ContainerCommand64, | |
1104 | fib, | |
1105 | fibsize, | |
1106 | FsaNormal, | |
1107 | 0, 1, | |
1108 | (fib_callback) io_callback, | |
1109 | (void *) cmd); | |
1110 | } | |
1111 | ||
9d399cc7 | 1112 | static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
1113 | { |
1114 | u16 fibsize; | |
1115 | struct aac_write *writecmd; | |
1116 | aac_fib_init(fib); | |
1117 | writecmd = (struct aac_write *) fib_data(fib); | |
1118 | writecmd->command = cpu_to_le32(VM_CtBlockWrite); | |
f3307f72 | 1119 | writecmd->cid = cpu_to_le32(scmd_id(cmd)); |
e8f32de5 MH |
1120 | writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); |
1121 | writecmd->count = cpu_to_le32(count * 512); | |
1122 | writecmd->sg.count = cpu_to_le32(1); | |
1123 | /* ->stable is not used - it did mean which type of write */ | |
1124 | ||
1125 | aac_build_sg(cmd, &writecmd->sg); | |
1126 | fibsize = sizeof(struct aac_write) + | |
1127 | ((le32_to_cpu(writecmd->sg.count) - 1) * | |
1128 | sizeof (struct sgentry)); | |
1129 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1130 | sizeof(struct aac_fibhdr))); | |
1131 | /* | |
1132 | * Now send the Fib to the adapter | |
1133 | */ | |
1134 | return aac_fib_send(ContainerCommand, | |
1135 | fib, | |
1136 | fibsize, | |
1137 | FsaNormal, | |
1138 | 0, 1, | |
1139 | (fib_callback) io_callback, | |
1140 | (void *) cmd); | |
1141 | } | |
1142 | ||
1143 | static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) | |
1144 | { | |
1145 | struct aac_srb * srbcmd; | |
1146 | u32 flag; | |
1147 | u32 timeout; | |
1148 | ||
1149 | aac_fib_init(fib); | |
1150 | switch(cmd->sc_data_direction){ | |
1151 | case DMA_TO_DEVICE: | |
1152 | flag = SRB_DataOut; | |
1153 | break; | |
1154 | case DMA_BIDIRECTIONAL: | |
1155 | flag = SRB_DataIn | SRB_DataOut; | |
1156 | break; | |
1157 | case DMA_FROM_DEVICE: | |
1158 | flag = SRB_DataIn; | |
1159 | break; | |
1160 | case DMA_NONE: | |
1161 | default: /* shuts up some versions of gcc */ | |
1162 | flag = SRB_NoDataXfer; | |
1163 | break; | |
1164 | } | |
1165 | ||
1166 | srbcmd = (struct aac_srb*) fib_data(fib); | |
1167 | srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); | |
1168 | srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); | |
1169 | srbcmd->id = cpu_to_le32(scmd_id(cmd)); | |
1170 | srbcmd->lun = cpu_to_le32(cmd->device->lun); | |
1171 | srbcmd->flags = cpu_to_le32(flag); | |
242f9dcb | 1172 | timeout = cmd->request->timeout/HZ; |
e8f32de5 MH |
1173 | if (timeout == 0) |
1174 | timeout = 1; | |
1175 | srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds | |
1176 | srbcmd->retry_limit = 0; /* Obsolete parameter */ | |
1177 | srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); | |
1178 | return srbcmd; | |
1179 | } | |
1180 | ||
1181 | static void aac_srb_callback(void *context, struct fib * fibptr); | |
1182 | ||
1183 | static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) | |
1184 | { | |
1185 | u16 fibsize; | |
1186 | struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); | |
1187 | ||
1188 | aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); | |
727eead6 | 1189 | srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); |
e8f32de5 MH |
1190 | |
1191 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
1192 | memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); | |
1193 | /* | |
1194 | * Build Scatter/Gather list | |
1195 | */ | |
1196 | fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + | |
1197 | ((le32_to_cpu(srbcmd->sg.count) & 0xff) * | |
1198 | sizeof (struct sgentry64)); | |
1199 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1200 | sizeof(struct aac_fibhdr))); | |
1201 | ||
1202 | /* | |
1203 | * Now send the Fib to the adapter | |
1204 | */ | |
1205 | return aac_fib_send(ScsiPortCommand64, fib, | |
1206 | fibsize, FsaNormal, 0, 1, | |
1207 | (fib_callback) aac_srb_callback, | |
1208 | (void *) cmd); | |
1209 | } | |
1210 | ||
1211 | static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) | |
1212 | { | |
1213 | u16 fibsize; | |
1214 | struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); | |
1215 | ||
1216 | aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); | |
727eead6 | 1217 | srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); |
e8f32de5 MH |
1218 | |
1219 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
1220 | memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); | |
1221 | /* | |
1222 | * Build Scatter/Gather list | |
1223 | */ | |
1224 | fibsize = sizeof (struct aac_srb) + | |
1225 | (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * | |
1226 | sizeof (struct sgentry)); | |
1227 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1228 | sizeof(struct aac_fibhdr))); | |
1229 | ||
1230 | /* | |
1231 | * Now send the Fib to the adapter | |
1232 | */ | |
1233 | return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, | |
1234 | (fib_callback) aac_srb_callback, (void *) cmd); | |
1235 | } | |
1236 | ||
94cf6ba1 SM |
1237 | static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) |
1238 | { | |
d8e96507 LA |
1239 | if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && |
1240 | (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) | |
94cf6ba1 SM |
1241 | return FAILED; |
1242 | return aac_scsi_32(fib, cmd); | |
1243 | } | |
1244 | ||
1da177e4 LT |
1245 | int aac_get_adapter_info(struct aac_dev* dev) |
1246 | { | |
1247 | struct fib* fibptr; | |
1da177e4 LT |
1248 | int rcode; |
1249 | u32 tmp; | |
84971738 MH |
1250 | struct aac_adapter_info *info; |
1251 | struct aac_bus_info *command; | |
1252 | struct aac_bus_info_response *bus_info; | |
7c00ffa3 | 1253 | |
bfb35aa8 | 1254 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
1255 | return -ENOMEM; |
1256 | ||
bfb35aa8 | 1257 | aac_fib_init(fibptr); |
7c00ffa3 MH |
1258 | info = (struct aac_adapter_info *) fib_data(fibptr); |
1259 | memset(info,0,sizeof(*info)); | |
1da177e4 | 1260 | |
bfb35aa8 | 1261 | rcode = aac_fib_send(RequestAdapterInfo, |
8ce3eca4 | 1262 | fibptr, |
7c00ffa3 | 1263 | sizeof(*info), |
8ce3eca4 | 1264 | FsaNormal, |
9203344c | 1265 | -1, 1, /* First `interrupt' command uses special wait */ |
8ce3eca4 | 1266 | NULL, |
7c00ffa3 MH |
1267 | NULL); |
1268 | ||
1269 | if (rcode < 0) { | |
cacb6dc3 PNRCEH |
1270 | /* FIB should be freed only after |
1271 | * getting the response from the F/W */ | |
1272 | if (rcode != -ERESTARTSYS) { | |
1273 | aac_fib_complete(fibptr); | |
1274 | aac_fib_free(fibptr); | |
1275 | } | |
7c00ffa3 MH |
1276 | return rcode; |
1277 | } | |
1278 | memcpy(&dev->adapter_info, info, sizeof(*info)); | |
1da177e4 | 1279 | |
7c00ffa3 | 1280 | if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { |
06a43d17 | 1281 | struct aac_supplement_adapter_info * sinfo; |
7c00ffa3 | 1282 | |
bfb35aa8 | 1283 | aac_fib_init(fibptr); |
7c00ffa3 | 1284 | |
06a43d17 | 1285 | sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); |
7c00ffa3 | 1286 | |
06a43d17 | 1287 | memset(sinfo,0,sizeof(*sinfo)); |
7c00ffa3 | 1288 | |
bfb35aa8 | 1289 | rcode = aac_fib_send(RequestSupplementAdapterInfo, |
7c00ffa3 | 1290 | fibptr, |
06a43d17 | 1291 | sizeof(*sinfo), |
7c00ffa3 MH |
1292 | FsaNormal, |
1293 | 1, 1, | |
1294 | NULL, | |
1295 | NULL); | |
1296 | ||
1297 | if (rcode >= 0) | |
06a43d17 | 1298 | memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); |
cacb6dc3 PNRCEH |
1299 | if (rcode == -ERESTARTSYS) { |
1300 | fibptr = aac_fib_alloc(dev); | |
1301 | if (!fibptr) | |
1302 | return -ENOMEM; | |
1303 | } | |
1304 | ||
7c00ffa3 | 1305 | } |
1da177e4 | 1306 | |
84971738 | 1307 | |
8ce3eca4 SM |
1308 | /* |
1309 | * GetBusInfo | |
84971738 MH |
1310 | */ |
1311 | ||
bfb35aa8 | 1312 | aac_fib_init(fibptr); |
84971738 MH |
1313 | |
1314 | bus_info = (struct aac_bus_info_response *) fib_data(fibptr); | |
1315 | ||
1316 | memset(bus_info, 0, sizeof(*bus_info)); | |
1317 | ||
1318 | command = (struct aac_bus_info *)bus_info; | |
1319 | ||
1320 | command->Command = cpu_to_le32(VM_Ioctl); | |
1321 | command->ObjType = cpu_to_le32(FT_DRIVE); | |
1322 | command->MethodId = cpu_to_le32(1); | |
1323 | command->CtlCmd = cpu_to_le32(GetBusInfo); | |
1324 | ||
bfb35aa8 | 1325 | rcode = aac_fib_send(ContainerCommand, |
84971738 MH |
1326 | fibptr, |
1327 | sizeof (*bus_info), | |
1328 | FsaNormal, | |
1329 | 1, 1, | |
1330 | NULL, NULL); | |
1331 | ||
94cf6ba1 SM |
1332 | /* reasoned default */ |
1333 | dev->maximum_num_physicals = 16; | |
84971738 MH |
1334 | if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { |
1335 | dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); | |
1336 | dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); | |
1337 | } | |
1338 | ||
8c867b25 | 1339 | if (!dev->in_reset) { |
24f02e1d | 1340 | char buffer[16]; |
8c867b25 MH |
1341 | tmp = le32_to_cpu(dev->adapter_info.kernelrev); |
1342 | printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", | |
8ce3eca4 | 1343 | dev->name, |
1da177e4 LT |
1344 | dev->id, |
1345 | tmp>>24, | |
1346 | (tmp>>16)&0xff, | |
1347 | tmp&0xff, | |
7c00ffa3 MH |
1348 | le32_to_cpu(dev->adapter_info.kernelbuild), |
1349 | (int)sizeof(dev->supplement_adapter_info.BuildDate), | |
1350 | dev->supplement_adapter_info.BuildDate); | |
8c867b25 MH |
1351 | tmp = le32_to_cpu(dev->adapter_info.monitorrev); |
1352 | printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", | |
1da177e4 LT |
1353 | dev->name, dev->id, |
1354 | tmp>>24,(tmp>>16)&0xff,tmp&0xff, | |
1355 | le32_to_cpu(dev->adapter_info.monitorbuild)); | |
8c867b25 MH |
1356 | tmp = le32_to_cpu(dev->adapter_info.biosrev); |
1357 | printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", | |
1da177e4 LT |
1358 | dev->name, dev->id, |
1359 | tmp>>24,(tmp>>16)&0xff,tmp&0xff, | |
1360 | le32_to_cpu(dev->adapter_info.biosbuild)); | |
24f02e1d | 1361 | buffer[0] = '\0'; |
ee959b00 | 1362 | if (aac_get_serial_number( |
24f02e1d SM |
1363 | shost_to_class(dev->scsi_host_ptr), buffer)) |
1364 | printk(KERN_INFO "%s%d: serial %s", | |
1365 | dev->name, dev->id, buffer); | |
a45c863f SM |
1366 | if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { |
1367 | printk(KERN_INFO "%s%d: TSID %.*s\n", | |
1368 | dev->name, dev->id, | |
1369 | (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), | |
1370 | dev->supplement_adapter_info.VpdInfo.Tsid); | |
1371 | } | |
2f7ecc55 | 1372 | if (!aac_check_reset || ((aac_check_reset == 1) && |
a3940da5 SM |
1373 | (dev->supplement_adapter_info.SupportedOptions2 & |
1374 | AAC_OPTION_IGNORE_RESET))) { | |
29c97684 SM |
1375 | printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", |
1376 | dev->name, dev->id); | |
1377 | } | |
8c867b25 | 1378 | } |
1da177e4 | 1379 | |
95e852e1 | 1380 | dev->cache_protected = 0; |
cb1042f2 SM |
1381 | dev->jbod = ((dev->supplement_adapter_info.FeatureBits & |
1382 | AAC_FEATURE_JBOD) != 0); | |
1da177e4 LT |
1383 | dev->nondasd_support = 0; |
1384 | dev->raid_scsi_mode = 0; | |
95e852e1 | 1385 | if(dev->adapter_info.options & AAC_OPT_NONDASD) |
1da177e4 | 1386 | dev->nondasd_support = 1; |
1da177e4 LT |
1387 | |
1388 | /* | |
1389 | * If the firmware supports ROMB RAID/SCSI mode and we are currently | |
1390 | * in RAID/SCSI mode, set the flag. For now if in this mode we will | |
1391 | * force nondasd support on. If we decide to allow the non-dasd flag | |
1392 | * additional changes changes will have to be made to support | |
1393 | * RAID/SCSI. the function aac_scsi_cmd in this module will have to be | |
1394 | * changed to support the new dev->raid_scsi_mode flag instead of | |
1395 | * leaching off of the dev->nondasd_support flag. Also in linit.c the | |
1396 | * function aac_detect will have to be modified where it sets up the | |
1397 | * max number of channels based on the aac->nondasd_support flag only. | |
1398 | */ | |
1399 | if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && | |
1400 | (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { | |
1401 | dev->nondasd_support = 1; | |
1402 | dev->raid_scsi_mode = 1; | |
1403 | } | |
1404 | if (dev->raid_scsi_mode != 0) | |
1405 | printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", | |
1406 | dev->name, dev->id); | |
8ce3eca4 | 1407 | |
95e852e1 | 1408 | if (nondasd != -1) |
1da177e4 | 1409 | dev->nondasd_support = (nondasd!=0); |
2f7ecc55 | 1410 | if (dev->nondasd_support && !dev->in_reset) |
1da177e4 | 1411 | printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); |
1da177e4 | 1412 | |
e930438c | 1413 | if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) |
d8e96507 | 1414 | dev->needs_dac = 1; |
1da177e4 | 1415 | dev->dac_support = 0; |
d8e96507 LA |
1416 | if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && |
1417 | (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { | |
2f7ecc55 SM |
1418 | if (!dev->in_reset) |
1419 | printk(KERN_INFO "%s%d: 64bit support enabled.\n", | |
1420 | dev->name, dev->id); | |
1da177e4 LT |
1421 | dev->dac_support = 1; |
1422 | } | |
1423 | ||
1424 | if(dacmode != -1) { | |
1425 | dev->dac_support = (dacmode!=0); | |
1426 | } | |
d8e96507 LA |
1427 | |
1428 | /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ | |
1429 | if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks | |
1430 | & AAC_QUIRK_SCSI_32)) { | |
1431 | dev->nondasd_support = 0; | |
1432 | dev->jbod = 0; | |
1433 | expose_physicals = 0; | |
1434 | } | |
1435 | ||
1da177e4 | 1436 | if(dev->dac_support != 0) { |
6a35528a YH |
1437 | if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64)) && |
1438 | !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { | |
2f7ecc55 SM |
1439 | if (!dev->in_reset) |
1440 | printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", | |
1441 | dev->name, dev->id); | |
284901a9 YH |
1442 | } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32)) && |
1443 | !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { | |
1da177e4 LT |
1444 | printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", |
1445 | dev->name, dev->id); | |
1446 | dev->dac_support = 0; | |
1447 | } else { | |
1448 | printk(KERN_WARNING"%s%d: No suitable DMA available.\n", | |
1449 | dev->name, dev->id); | |
1450 | rcode = -ENOMEM; | |
1451 | } | |
1452 | } | |
8ce3eca4 | 1453 | /* |
e8f32de5 MH |
1454 | * Deal with configuring for the individualized limits of each packet |
1455 | * interface. | |
7c00ffa3 | 1456 | */ |
e8f32de5 | 1457 | dev->a_ops.adapter_scsi = (dev->dac_support) |
94cf6ba1 SM |
1458 | ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) |
1459 | ? aac_scsi_32_64 | |
1460 | : aac_scsi_64) | |
e8f32de5 MH |
1461 | : aac_scsi_32; |
1462 | if (dev->raw_io_interface) { | |
1463 | dev->a_ops.adapter_bounds = (dev->raw_io_64) | |
1464 | ? aac_bounds_64 | |
1465 | : aac_bounds_32; | |
1466 | dev->a_ops.adapter_read = aac_read_raw_io; | |
1467 | dev->a_ops.adapter_write = aac_write_raw_io; | |
1468 | } else { | |
1469 | dev->a_ops.adapter_bounds = aac_bounds_32; | |
0e68c003 | 1470 | dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - |
7c00ffa3 | 1471 | sizeof(struct aac_fibhdr) - |
63a70eea MH |
1472 | sizeof(struct aac_write) + sizeof(struct sgentry)) / |
1473 | sizeof(struct sgentry); | |
0e68c003 | 1474 | if (dev->dac_support) { |
e8f32de5 MH |
1475 | dev->a_ops.adapter_read = aac_read_block64; |
1476 | dev->a_ops.adapter_write = aac_write_block64; | |
8ce3eca4 SM |
1477 | /* |
1478 | * 38 scatter gather elements | |
0e68c003 MH |
1479 | */ |
1480 | dev->scsi_host_ptr->sg_tablesize = | |
1481 | (dev->max_fib_size - | |
1482 | sizeof(struct aac_fibhdr) - | |
1483 | sizeof(struct aac_write64) + | |
63a70eea MH |
1484 | sizeof(struct sgentry64)) / |
1485 | sizeof(struct sgentry64); | |
e8f32de5 MH |
1486 | } else { |
1487 | dev->a_ops.adapter_read = aac_read_block; | |
1488 | dev->a_ops.adapter_write = aac_write_block; | |
0e68c003 MH |
1489 | } |
1490 | dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; | |
e8b12f0f MR |
1491 | if (dev->adapter_info.options & AAC_OPT_NEW_COMM_TYPE1) |
1492 | dev->adapter_info.options |= AAC_OPT_NEW_COMM; | |
1493 | if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { | |
0e68c003 MH |
1494 | /* |
1495 | * Worst case size that could cause sg overflow when | |
1496 | * we break up SG elements that are larger than 64KB. | |
1497 | * Would be nice if we could tell the SCSI layer what | |
1498 | * the maximum SG element size can be. Worst case is | |
1499 | * (sg_tablesize-1) 4KB elements with one 64KB | |
1500 | * element. | |
1501 | * 32bit -> 468 or 238KB 64bit -> 424 or 212KB | |
1502 | */ | |
1503 | dev->scsi_host_ptr->max_sectors = | |
1504 | (dev->scsi_host_ptr->sg_tablesize * 8) + 112; | |
1505 | } | |
7c00ffa3 | 1506 | } |
cacb6dc3 PNRCEH |
1507 | /* FIB should be freed only after getting the response from the F/W */ |
1508 | if (rcode != -ERESTARTSYS) { | |
1509 | aac_fib_complete(fibptr); | |
1510 | aac_fib_free(fibptr); | |
1511 | } | |
1da177e4 LT |
1512 | |
1513 | return rcode; | |
1514 | } | |
1515 | ||
1516 | ||
e53cb35a | 1517 | static void io_callback(void *context, struct fib * fibptr) |
1da177e4 LT |
1518 | { |
1519 | struct aac_dev *dev; | |
1520 | struct aac_read_reply *readreply; | |
1521 | struct scsi_cmnd *scsicmd; | |
1da177e4 LT |
1522 | u32 cid; |
1523 | ||
1524 | scsicmd = (struct scsi_cmnd *) context; | |
1525 | ||
03d44337 MH |
1526 | if (!aac_valid_context(scsicmd, fibptr)) |
1527 | return; | |
1528 | ||
1a655040 | 1529 | dev = fibptr->dev; |
e5718774 | 1530 | cid = scmd_id(scsicmd); |
1da177e4 | 1531 | |
7a8cf29d MH |
1532 | if (nblank(dprintk(x))) { |
1533 | u64 lba; | |
1534 | switch (scsicmd->cmnd[0]) { | |
1535 | case WRITE_6: | |
1536 | case READ_6: | |
1537 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | | |
1538 | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
1539 | break; | |
1540 | case WRITE_16: | |
1541 | case READ_16: | |
1542 | lba = ((u64)scsicmd->cmnd[2] << 56) | | |
1543 | ((u64)scsicmd->cmnd[3] << 48) | | |
1544 | ((u64)scsicmd->cmnd[4] << 40) | | |
1545 | ((u64)scsicmd->cmnd[5] << 32) | | |
1546 | ((u64)scsicmd->cmnd[6] << 24) | | |
1547 | (scsicmd->cmnd[7] << 16) | | |
1548 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
1549 | break; | |
1550 | case WRITE_12: | |
1551 | case READ_12: | |
1552 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
1553 | (scsicmd->cmnd[3] << 16) | | |
1554 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1555 | break; | |
1556 | default: | |
1557 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
1558 | (scsicmd->cmnd[3] << 16) | | |
1559 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1560 | break; | |
1561 | } | |
1562 | printk(KERN_DEBUG | |
1563 | "io_callback[cpu %d]: lba = %llu, t = %ld.\n", | |
1564 | smp_processor_id(), (unsigned long long)lba, jiffies); | |
1565 | } | |
1da177e4 | 1566 | |
125e1874 | 1567 | BUG_ON(fibptr == NULL); |
727eead6 FT |
1568 | |
1569 | scsi_dma_unmap(scsicmd); | |
1570 | ||
1da177e4 | 1571 | readreply = (struct aac_read_reply *)fib_data(fibptr); |
655d722c MS |
1572 | switch (le32_to_cpu(readreply->status)) { |
1573 | case ST_OK: | |
1574 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
1575 | SAM_STAT_GOOD; | |
1576 | dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; | |
1577 | break; | |
1578 | case ST_NOT_READY: | |
1579 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
1580 | SAM_STAT_CHECK_CONDITION; | |
1581 | set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, | |
1582 | SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); | |
1583 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
1584 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), | |
1585 | SCSI_SENSE_BUFFERSIZE)); | |
1586 | break; | |
1587 | default: | |
7c00ffa3 | 1588 | #ifdef AAC_DETAILED_STATUS_INFO |
e53cb35a | 1589 | printk(KERN_WARNING "io_callback: io failed, status = %d\n", |
7c00ffa3 MH |
1590 | le32_to_cpu(readreply->status)); |
1591 | #endif | |
655d722c MS |
1592 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | |
1593 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
1594 | set_sense(&dev->fsa_dev[cid].sense_data, |
1595 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
1596 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
1da177e4 | 1597 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
1598 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
1599 | SCSI_SENSE_BUFFERSIZE)); | |
655d722c | 1600 | break; |
1da177e4 | 1601 | } |
bfb35aa8 MH |
1602 | aac_fib_complete(fibptr); |
1603 | aac_fib_free(fibptr); | |
1da177e4 | 1604 | |
8e0c5ebd | 1605 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
1606 | } |
1607 | ||
9e7c349c | 1608 | static int aac_read(struct scsi_cmnd * scsicmd) |
1da177e4 | 1609 | { |
7a8cf29d | 1610 | u64 lba; |
1da177e4 LT |
1611 | u32 count; |
1612 | int status; | |
1da177e4 LT |
1613 | struct aac_dev *dev; |
1614 | struct fib * cmd_fibcontext; | |
da3cc679 | 1615 | int cid; |
1da177e4 LT |
1616 | |
1617 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
1618 | /* | |
1619 | * Get block address and transfer length | |
1620 | */ | |
7a8cf29d MH |
1621 | switch (scsicmd->cmnd[0]) { |
1622 | case READ_6: | |
9e7c349c | 1623 | dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); |
1da177e4 | 1624 | |
8ce3eca4 | 1625 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | |
7a8cf29d | 1626 | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; |
1da177e4 LT |
1627 | count = scsicmd->cmnd[4]; |
1628 | ||
1629 | if (count == 0) | |
1630 | count = 256; | |
7a8cf29d MH |
1631 | break; |
1632 | case READ_16: | |
9e7c349c | 1633 | dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1634 | |
8ce3eca4 SM |
1635 | lba = ((u64)scsicmd->cmnd[2] << 56) | |
1636 | ((u64)scsicmd->cmnd[3] << 48) | | |
7a8cf29d MH |
1637 | ((u64)scsicmd->cmnd[4] << 40) | |
1638 | ((u64)scsicmd->cmnd[5] << 32) | | |
8ce3eca4 | 1639 | ((u64)scsicmd->cmnd[6] << 24) | |
7a8cf29d MH |
1640 | (scsicmd->cmnd[7] << 16) | |
1641 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
8ce3eca4 | 1642 | count = (scsicmd->cmnd[10] << 24) | |
7a8cf29d MH |
1643 | (scsicmd->cmnd[11] << 16) | |
1644 | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; | |
1645 | break; | |
1646 | case READ_12: | |
9e7c349c | 1647 | dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1648 | |
8ce3eca4 | 1649 | lba = ((u64)scsicmd->cmnd[2] << 24) | |
7a8cf29d | 1650 | (scsicmd->cmnd[3] << 16) | |
8ce3eca4 SM |
1651 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1652 | count = (scsicmd->cmnd[6] << 24) | | |
7a8cf29d | 1653 | (scsicmd->cmnd[7] << 16) | |
8ce3eca4 | 1654 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; |
7a8cf29d MH |
1655 | break; |
1656 | default: | |
9e7c349c | 1657 | dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); |
1da177e4 | 1658 | |
8ce3eca4 SM |
1659 | lba = ((u64)scsicmd->cmnd[2] << 24) | |
1660 | (scsicmd->cmnd[3] << 16) | | |
7a8cf29d | 1661 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1da177e4 | 1662 | count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; |
7a8cf29d | 1663 | break; |
1da177e4 | 1664 | } |
da3cc679 RM |
1665 | |
1666 | if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { | |
1667 | cid = scmd_id(scsicmd); | |
1668 | dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); | |
1669 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
1670 | SAM_STAT_CHECK_CONDITION; | |
1671 | set_sense(&dev->fsa_dev[cid].sense_data, | |
1672 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
1673 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
1674 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
1675 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), | |
1676 | SCSI_SENSE_BUFFERSIZE)); | |
1677 | scsicmd->scsi_done(scsicmd); | |
1678 | return 1; | |
1679 | } | |
1680 | ||
7a8cf29d | 1681 | dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", |
7c00ffa3 | 1682 | smp_processor_id(), (unsigned long long)lba, jiffies)); |
e8f32de5 | 1683 | if (aac_adapter_bounds(dev,scsicmd,lba)) |
7a8cf29d | 1684 | return 0; |
1da177e4 LT |
1685 | /* |
1686 | * Alocate and initialize a Fib | |
1687 | */ | |
bfb35aa8 | 1688 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
cacb6dc3 | 1689 | printk(KERN_WARNING "aac_read: fib allocation failed\n"); |
1da177e4 LT |
1690 | return -1; |
1691 | } | |
1692 | ||
e8f32de5 | 1693 | status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); |
1da177e4 LT |
1694 | |
1695 | /* | |
1696 | * Check that the command queued to the controller | |
1697 | */ | |
77d644d4 MH |
1698 | if (status == -EINPROGRESS) { |
1699 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 1700 | return 0; |
77d644d4 | 1701 | } |
8ce3eca4 | 1702 | |
bfb35aa8 | 1703 | printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); |
1da177e4 LT |
1704 | /* |
1705 | * For some reason, the Fib didn't queue, return QUEUE_FULL | |
1706 | */ | |
1707 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; | |
8e0c5ebd | 1708 | scsicmd->scsi_done(scsicmd); |
bfb35aa8 MH |
1709 | aac_fib_complete(cmd_fibcontext); |
1710 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1711 | return 0; |
1712 | } | |
1713 | ||
9e7c349c | 1714 | static int aac_write(struct scsi_cmnd * scsicmd) |
1da177e4 | 1715 | { |
7a8cf29d | 1716 | u64 lba; |
1da177e4 | 1717 | u32 count; |
9d399cc7 | 1718 | int fua; |
1da177e4 | 1719 | int status; |
1da177e4 LT |
1720 | struct aac_dev *dev; |
1721 | struct fib * cmd_fibcontext; | |
da3cc679 | 1722 | int cid; |
1da177e4 LT |
1723 | |
1724 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
1725 | /* | |
1726 | * Get block address and transfer length | |
1727 | */ | |
1728 | if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ | |
1729 | { | |
1730 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
1731 | count = scsicmd->cmnd[4]; | |
1732 | if (count == 0) | |
1733 | count = 256; | |
9d399cc7 | 1734 | fua = 0; |
7a8cf29d | 1735 | } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ |
9e7c349c | 1736 | dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1737 | |
8ce3eca4 | 1738 | lba = ((u64)scsicmd->cmnd[2] << 56) | |
7a8cf29d MH |
1739 | ((u64)scsicmd->cmnd[3] << 48) | |
1740 | ((u64)scsicmd->cmnd[4] << 40) | | |
1741 | ((u64)scsicmd->cmnd[5] << 32) | | |
8ce3eca4 | 1742 | ((u64)scsicmd->cmnd[6] << 24) | |
7a8cf29d MH |
1743 | (scsicmd->cmnd[7] << 16) | |
1744 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
1745 | count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | | |
1746 | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; | |
9d399cc7 | 1747 | fua = scsicmd->cmnd[1] & 0x8; |
7a8cf29d | 1748 | } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ |
9e7c349c | 1749 | dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d MH |
1750 | |
1751 | lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | |
1752 | | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1753 | count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) | |
1754 | | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
9d399cc7 | 1755 | fua = scsicmd->cmnd[1] & 0x8; |
1da177e4 | 1756 | } else { |
9e7c349c | 1757 | dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1758 | lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1da177e4 | 1759 | count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; |
9d399cc7 | 1760 | fua = scsicmd->cmnd[1] & 0x8; |
1da177e4 | 1761 | } |
da3cc679 RM |
1762 | |
1763 | if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { | |
1764 | cid = scmd_id(scsicmd); | |
1765 | dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); | |
1766 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
1767 | SAM_STAT_CHECK_CONDITION; | |
1768 | set_sense(&dev->fsa_dev[cid].sense_data, | |
1769 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
1770 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
1771 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
1772 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), | |
1773 | SCSI_SENSE_BUFFERSIZE)); | |
1774 | scsicmd->scsi_done(scsicmd); | |
1775 | return 1; | |
1776 | } | |
1777 | ||
7a8cf29d | 1778 | dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", |
1da177e4 | 1779 | smp_processor_id(), (unsigned long long)lba, jiffies)); |
e8f32de5 | 1780 | if (aac_adapter_bounds(dev,scsicmd,lba)) |
7a8cf29d | 1781 | return 0; |
1da177e4 LT |
1782 | /* |
1783 | * Allocate and initialize a Fib then setup a BlockWrite command | |
1784 | */ | |
bfb35aa8 | 1785 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
cacb6dc3 PNRCEH |
1786 | /* FIB temporarily unavailable,not catastrophic failure */ |
1787 | ||
1788 | /* scsicmd->result = DID_ERROR << 16; | |
1789 | * scsicmd->scsi_done(scsicmd); | |
1790 | * return 0; | |
1791 | */ | |
1792 | printk(KERN_WARNING "aac_write: fib allocation failed\n"); | |
1793 | return -1; | |
1da177e4 | 1794 | } |
1da177e4 | 1795 | |
9d399cc7 | 1796 | status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); |
1da177e4 LT |
1797 | |
1798 | /* | |
1799 | * Check that the command queued to the controller | |
1800 | */ | |
77d644d4 MH |
1801 | if (status == -EINPROGRESS) { |
1802 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 LT |
1803 | return 0; |
1804 | } | |
1805 | ||
bfb35aa8 | 1806 | printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); |
1da177e4 LT |
1807 | /* |
1808 | * For some reason, the Fib didn't queue, return QUEUE_FULL | |
1809 | */ | |
1810 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; | |
8e0c5ebd | 1811 | scsicmd->scsi_done(scsicmd); |
1da177e4 | 1812 | |
bfb35aa8 MH |
1813 | aac_fib_complete(cmd_fibcontext); |
1814 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1815 | return 0; |
1816 | } | |
1817 | ||
1818 | static void synchronize_callback(void *context, struct fib *fibptr) | |
1819 | { | |
1820 | struct aac_synchronize_reply *synchronizereply; | |
1821 | struct scsi_cmnd *cmd; | |
1822 | ||
1823 | cmd = context; | |
1824 | ||
03d44337 MH |
1825 | if (!aac_valid_context(cmd, fibptr)) |
1826 | return; | |
1827 | ||
b90f90d2 | 1828 | dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", |
1da177e4 LT |
1829 | smp_processor_id(), jiffies)); |
1830 | BUG_ON(fibptr == NULL); | |
1831 | ||
1832 | ||
1833 | synchronizereply = fib_data(fibptr); | |
1834 | if (le32_to_cpu(synchronizereply->status) == CT_OK) | |
b90f90d2 | 1835 | cmd->result = DID_OK << 16 | |
1da177e4 LT |
1836 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
1837 | else { | |
1838 | struct scsi_device *sdev = cmd->device; | |
1a655040 | 1839 | struct aac_dev *dev = fibptr->dev; |
e5718774 | 1840 | u32 cid = sdev_id(sdev); |
b90f90d2 | 1841 | printk(KERN_WARNING |
1da177e4 LT |
1842 | "synchronize_callback: synchronize failed, status = %d\n", |
1843 | le32_to_cpu(synchronizereply->status)); | |
b90f90d2 | 1844 | cmd->result = DID_OK << 16 | |
1da177e4 | 1845 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
8e31e607 SM |
1846 | set_sense(&dev->fsa_dev[cid].sense_data, |
1847 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
1848 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
1da177e4 | 1849 | memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
b80ca4f7 FT |
1850 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
1851 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 LT |
1852 | } |
1853 | ||
bfb35aa8 MH |
1854 | aac_fib_complete(fibptr); |
1855 | aac_fib_free(fibptr); | |
8e0c5ebd | 1856 | cmd->scsi_done(cmd); |
1da177e4 LT |
1857 | } |
1858 | ||
9e7c349c | 1859 | static int aac_synchronize(struct scsi_cmnd *scsicmd) |
1da177e4 LT |
1860 | { |
1861 | int status; | |
1862 | struct fib *cmd_fibcontext; | |
1863 | struct aac_synchronize *synchronizecmd; | |
1864 | struct scsi_cmnd *cmd; | |
1865 | struct scsi_device *sdev = scsicmd->device; | |
1866 | int active = 0; | |
90ee3466 | 1867 | struct aac_dev *aac; |
b90f90d2 SM |
1868 | u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | |
1869 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1870 | u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; | |
1da177e4 LT |
1871 | unsigned long flags; |
1872 | ||
1873 | /* | |
77d644d4 MH |
1874 | * Wait for all outstanding queued commands to complete to this |
1875 | * specific target (block). | |
1da177e4 LT |
1876 | */ |
1877 | spin_lock_irqsave(&sdev->list_lock, flags); | |
1878 | list_for_each_entry(cmd, &sdev->cmd_list, list) | |
b90f90d2 SM |
1879 | if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { |
1880 | u64 cmnd_lba; | |
1881 | u32 cmnd_count; | |
1882 | ||
1883 | if (cmd->cmnd[0] == WRITE_6) { | |
1884 | cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | | |
1885 | (cmd->cmnd[2] << 8) | | |
1886 | cmd->cmnd[3]; | |
1887 | cmnd_count = cmd->cmnd[4]; | |
1888 | if (cmnd_count == 0) | |
1889 | cmnd_count = 256; | |
1890 | } else if (cmd->cmnd[0] == WRITE_16) { | |
1891 | cmnd_lba = ((u64)cmd->cmnd[2] << 56) | | |
1892 | ((u64)cmd->cmnd[3] << 48) | | |
1893 | ((u64)cmd->cmnd[4] << 40) | | |
1894 | ((u64)cmd->cmnd[5] << 32) | | |
1895 | ((u64)cmd->cmnd[6] << 24) | | |
1896 | (cmd->cmnd[7] << 16) | | |
1897 | (cmd->cmnd[8] << 8) | | |
1898 | cmd->cmnd[9]; | |
1899 | cmnd_count = (cmd->cmnd[10] << 24) | | |
1900 | (cmd->cmnd[11] << 16) | | |
1901 | (cmd->cmnd[12] << 8) | | |
1902 | cmd->cmnd[13]; | |
1903 | } else if (cmd->cmnd[0] == WRITE_12) { | |
1904 | cmnd_lba = ((u64)cmd->cmnd[2] << 24) | | |
1905 | (cmd->cmnd[3] << 16) | | |
1906 | (cmd->cmnd[4] << 8) | | |
1907 | cmd->cmnd[5]; | |
1908 | cmnd_count = (cmd->cmnd[6] << 24) | | |
1909 | (cmd->cmnd[7] << 16) | | |
1910 | (cmd->cmnd[8] << 8) | | |
1911 | cmd->cmnd[9]; | |
1912 | } else if (cmd->cmnd[0] == WRITE_10) { | |
1913 | cmnd_lba = ((u64)cmd->cmnd[2] << 24) | | |
1914 | (cmd->cmnd[3] << 16) | | |
1915 | (cmd->cmnd[4] << 8) | | |
1916 | cmd->cmnd[5]; | |
1917 | cmnd_count = (cmd->cmnd[7] << 8) | | |
1918 | cmd->cmnd[8]; | |
1919 | } else | |
1920 | continue; | |
1921 | if (((cmnd_lba + cmnd_count) < lba) || | |
1922 | (count && ((lba + count) < cmnd_lba))) | |
1923 | continue; | |
1da177e4 LT |
1924 | ++active; |
1925 | break; | |
1926 | } | |
1927 | ||
1928 | spin_unlock_irqrestore(&sdev->list_lock, flags); | |
1929 | ||
1930 | /* | |
1931 | * Yield the processor (requeue for later) | |
1932 | */ | |
1933 | if (active) | |
1934 | return SCSI_MLQUEUE_DEVICE_BUSY; | |
1935 | ||
f858317d | 1936 | aac = (struct aac_dev *)sdev->host->hostdata; |
8c867b25 MH |
1937 | if (aac->in_reset) |
1938 | return SCSI_MLQUEUE_HOST_BUSY; | |
1939 | ||
1da177e4 | 1940 | /* |
7c00ffa3 | 1941 | * Allocate and initialize a Fib |
1da177e4 | 1942 | */ |
90ee3466 | 1943 | if (!(cmd_fibcontext = aac_fib_alloc(aac))) |
1da177e4 LT |
1944 | return SCSI_MLQUEUE_HOST_BUSY; |
1945 | ||
bfb35aa8 | 1946 | aac_fib_init(cmd_fibcontext); |
1da177e4 LT |
1947 | |
1948 | synchronizecmd = fib_data(cmd_fibcontext); | |
1949 | synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); | |
1950 | synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); | |
9e7c349c | 1951 | synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); |
b90f90d2 | 1952 | synchronizecmd->count = |
1da177e4 LT |
1953 | cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); |
1954 | ||
1955 | /* | |
1956 | * Now send the Fib to the adapter | |
1957 | */ | |
bfb35aa8 | 1958 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
1959 | cmd_fibcontext, |
1960 | sizeof(struct aac_synchronize), | |
1961 | FsaNormal, | |
1962 | 0, 1, | |
1963 | (fib_callback)synchronize_callback, | |
1964 | (void *)scsicmd); | |
1965 | ||
1966 | /* | |
1967 | * Check that the command queued to the controller | |
1968 | */ | |
77d644d4 MH |
1969 | if (status == -EINPROGRESS) { |
1970 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 1971 | return 0; |
77d644d4 | 1972 | } |
1da177e4 | 1973 | |
b90f90d2 | 1974 | printk(KERN_WARNING |
bfb35aa8 MH |
1975 | "aac_synchronize: aac_fib_send failed with status: %d.\n", status); |
1976 | aac_fib_complete(cmd_fibcontext); | |
1977 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1978 | return SCSI_MLQUEUE_HOST_BUSY; |
1979 | } | |
1980 | ||
655d722c MS |
1981 | static void aac_start_stop_callback(void *context, struct fib *fibptr) |
1982 | { | |
1983 | struct scsi_cmnd *scsicmd = context; | |
1984 | ||
1985 | if (!aac_valid_context(scsicmd, fibptr)) | |
1986 | return; | |
1987 | ||
1988 | BUG_ON(fibptr == NULL); | |
1989 | ||
1990 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1991 | ||
1992 | aac_fib_complete(fibptr); | |
1993 | aac_fib_free(fibptr); | |
1994 | scsicmd->scsi_done(scsicmd); | |
1995 | } | |
1996 | ||
1997 | static int aac_start_stop(struct scsi_cmnd *scsicmd) | |
1998 | { | |
1999 | int status; | |
2000 | struct fib *cmd_fibcontext; | |
2001 | struct aac_power_management *pmcmd; | |
2002 | struct scsi_device *sdev = scsicmd->device; | |
2003 | struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; | |
2004 | ||
2005 | if (!(aac->supplement_adapter_info.SupportedOptions2 & | |
2006 | AAC_OPTION_POWER_MANAGEMENT)) { | |
2007 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
2008 | SAM_STAT_GOOD; | |
2009 | scsicmd->scsi_done(scsicmd); | |
2010 | return 0; | |
2011 | } | |
2012 | ||
2013 | if (aac->in_reset) | |
2014 | return SCSI_MLQUEUE_HOST_BUSY; | |
2015 | ||
2016 | /* | |
2017 | * Allocate and initialize a Fib | |
2018 | */ | |
2019 | cmd_fibcontext = aac_fib_alloc(aac); | |
2020 | if (!cmd_fibcontext) | |
2021 | return SCSI_MLQUEUE_HOST_BUSY; | |
2022 | ||
2023 | aac_fib_init(cmd_fibcontext); | |
2024 | ||
2025 | pmcmd = fib_data(cmd_fibcontext); | |
2026 | pmcmd->command = cpu_to_le32(VM_ContainerConfig); | |
2027 | pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); | |
2028 | /* Eject bit ignored, not relevant */ | |
2029 | pmcmd->sub = (scsicmd->cmnd[4] & 1) ? | |
2030 | cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); | |
2031 | pmcmd->cid = cpu_to_le32(sdev_id(sdev)); | |
2032 | pmcmd->parm = (scsicmd->cmnd[1] & 1) ? | |
2033 | cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; | |
2034 | ||
2035 | /* | |
2036 | * Now send the Fib to the adapter | |
2037 | */ | |
2038 | status = aac_fib_send(ContainerCommand, | |
2039 | cmd_fibcontext, | |
2040 | sizeof(struct aac_power_management), | |
2041 | FsaNormal, | |
2042 | 0, 1, | |
2043 | (fib_callback)aac_start_stop_callback, | |
2044 | (void *)scsicmd); | |
2045 | ||
2046 | /* | |
2047 | * Check that the command queued to the controller | |
2048 | */ | |
2049 | if (status == -EINPROGRESS) { | |
2050 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
2051 | return 0; | |
2052 | } | |
2053 | ||
2054 | aac_fib_complete(cmd_fibcontext); | |
2055 | aac_fib_free(cmd_fibcontext); | |
2056 | return SCSI_MLQUEUE_HOST_BUSY; | |
2057 | } | |
2058 | ||
1da177e4 LT |
2059 | /** |
2060 | * aac_scsi_cmd() - Process SCSI command | |
2061 | * @scsicmd: SCSI command block | |
2062 | * | |
2063 | * Emulate a SCSI command and queue the required request for the | |
2064 | * aacraid firmware. | |
2065 | */ | |
8ce3eca4 | 2066 | |
1da177e4 LT |
2067 | int aac_scsi_cmd(struct scsi_cmnd * scsicmd) |
2068 | { | |
1a655040 | 2069 | u32 cid; |
1da177e4 LT |
2070 | struct Scsi_Host *host = scsicmd->device->host; |
2071 | struct aac_dev *dev = (struct aac_dev *)host->hostdata; | |
2072 | struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; | |
8ce3eca4 | 2073 | |
90ee3466 MH |
2074 | if (fsa_dev_ptr == NULL) |
2075 | return -1; | |
1da177e4 LT |
2076 | /* |
2077 | * If the bus, id or lun is out of range, return fail | |
2078 | * Test does not apply to ID 16, the pseudo id for the controller | |
2079 | * itself. | |
2080 | */ | |
1a655040 SM |
2081 | cid = scmd_id(scsicmd); |
2082 | if (cid != host->this_id) { | |
2083 | if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { | |
2084 | if((cid >= dev->maximum_num_containers) || | |
e5718774 | 2085 | (scsicmd->device->lun != 0)) { |
1da177e4 LT |
2086 | scsicmd->result = DID_NO_CONNECT << 16; |
2087 | scsicmd->scsi_done(scsicmd); | |
2088 | return 0; | |
2089 | } | |
1da177e4 LT |
2090 | |
2091 | /* | |
2092 | * If the target container doesn't exist, it may have | |
2093 | * been newly created | |
2094 | */ | |
655d722c MS |
2095 | if (((fsa_dev_ptr[cid].valid & 1) == 0) || |
2096 | (fsa_dev_ptr[cid].sense_data.sense_key == | |
2097 | NOT_READY)) { | |
1da177e4 | 2098 | switch (scsicmd->cmnd[0]) { |
7a8cf29d MH |
2099 | case SERVICE_ACTION_IN: |
2100 | if (!(dev->raw_io_interface) || | |
2101 | !(dev->raw_io_64) || | |
2102 | ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
2103 | break; | |
1da177e4 LT |
2104 | case INQUIRY: |
2105 | case READ_CAPACITY: | |
2106 | case TEST_UNIT_READY: | |
8c867b25 MH |
2107 | if (dev->in_reset) |
2108 | return -1; | |
fe76df42 MH |
2109 | return _aac_probe_container(scsicmd, |
2110 | aac_probe_container_callback2); | |
1da177e4 LT |
2111 | default: |
2112 | break; | |
2113 | } | |
2114 | } | |
1da177e4 | 2115 | } else { /* check for physical non-dasd devices */ |
cb1042f2 SM |
2116 | if (dev->nondasd_support || expose_physicals || |
2117 | dev->jbod) { | |
8c867b25 MH |
2118 | if (dev->in_reset) |
2119 | return -1; | |
1da177e4 LT |
2120 | return aac_send_srb_fib(scsicmd); |
2121 | } else { | |
2122 | scsicmd->result = DID_NO_CONNECT << 16; | |
2123 | scsicmd->scsi_done(scsicmd); | |
2124 | return 0; | |
2125 | } | |
2126 | } | |
2127 | } | |
2128 | /* | |
2129 | * else Command for the controller itself | |
2130 | */ | |
2131 | else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ | |
8ce3eca4 | 2132 | (scsicmd->cmnd[0] != TEST_UNIT_READY)) |
1da177e4 LT |
2133 | { |
2134 | dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); | |
2135 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
2136 | set_sense(&dev->fsa_dev[cid].sense_data, |
2137 | ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, | |
2138 | ASENCODE_INVALID_COMMAND, 0, 0); | |
1da177e4 | 2139 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
2140 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
2141 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 LT |
2142 | scsicmd->scsi_done(scsicmd); |
2143 | return 0; | |
2144 | } | |
2145 | ||
2146 | ||
2147 | /* Handle commands here that don't really require going out to the adapter */ | |
2148 | switch (scsicmd->cmnd[0]) { | |
2149 | case INQUIRY: | |
2150 | { | |
3b2946cc | 2151 | struct inquiry_data inq_data; |
1da177e4 | 2152 | |
1a655040 | 2153 | dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); |
3b2946cc | 2154 | memset(&inq_data, 0, sizeof (struct inquiry_data)); |
1da177e4 | 2155 | |
d8e96507 | 2156 | if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { |
88e2f98e SM |
2157 | char *arr = (char *)&inq_data; |
2158 | ||
2159 | /* EVPD bit set */ | |
2160 | arr[0] = (scmd_id(scsicmd) == host->this_id) ? | |
2161 | INQD_PDT_PROC : INQD_PDT_DA; | |
2162 | if (scsicmd->cmnd[2] == 0) { | |
2163 | /* supported vital product data pages */ | |
2164 | arr[3] = 2; | |
2165 | arr[4] = 0x0; | |
2166 | arr[5] = 0x80; | |
2167 | arr[1] = scsicmd->cmnd[2]; | |
d4345028 FT |
2168 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, |
2169 | sizeof(inq_data)); | |
88e2f98e SM |
2170 | scsicmd->result = DID_OK << 16 | |
2171 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2172 | } else if (scsicmd->cmnd[2] == 0x80) { | |
2173 | /* unit serial number page */ | |
2174 | arr[3] = setinqserial(dev, &arr[4], | |
2175 | scmd_id(scsicmd)); | |
2176 | arr[1] = scsicmd->cmnd[2]; | |
d4345028 FT |
2177 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, |
2178 | sizeof(inq_data)); | |
d8e96507 LA |
2179 | if (aac_wwn != 2) |
2180 | return aac_get_container_serial( | |
2181 | scsicmd); | |
2182 | /* SLES 10 SP1 special */ | |
2183 | scsicmd->result = DID_OK << 16 | | |
2184 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
88e2f98e SM |
2185 | } else { |
2186 | /* vpd page not implemented */ | |
2187 | scsicmd->result = DID_OK << 16 | | |
2188 | COMMAND_COMPLETE << 8 | | |
2189 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
2190 | set_sense(&dev->fsa_dev[cid].sense_data, |
2191 | ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, | |
2192 | ASENCODE_NO_SENSE, 7, 2); | |
88e2f98e SM |
2193 | memcpy(scsicmd->sense_buffer, |
2194 | &dev->fsa_dev[cid].sense_data, | |
3ace426f SM |
2195 | min_t(size_t, |
2196 | sizeof(dev->fsa_dev[cid].sense_data), | |
2197 | SCSI_SENSE_BUFFERSIZE)); | |
88e2f98e SM |
2198 | } |
2199 | scsicmd->scsi_done(scsicmd); | |
2200 | return 0; | |
2201 | } | |
3b2946cc | 2202 | inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ |
3b2946cc MH |
2203 | 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 */ |
2204 | inq_data.inqd_len = 31; | |
1da177e4 | 2205 | /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ |
3b2946cc | 2206 | inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ |
1da177e4 LT |
2207 | /* |
2208 | * Set the Vendor, Product, and Revision Level | |
2209 | * see: <vendor>.c i.e. aac.c | |
2210 | */ | |
1a655040 | 2211 | if (cid == host->this_id) { |
6391a113 | 2212 | setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); |
3b2946cc | 2213 | inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ |
d4345028 FT |
2214 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, |
2215 | sizeof(inq_data)); | |
1da177e4 LT |
2216 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
2217 | scsicmd->scsi_done(scsicmd); | |
2218 | return 0; | |
2219 | } | |
8c867b25 MH |
2220 | if (dev->in_reset) |
2221 | return -1; | |
794d0601 | 2222 | setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); |
3b2946cc | 2223 | inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ |
d4345028 | 2224 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); |
9e7c349c | 2225 | return aac_get_container_name(scsicmd); |
1da177e4 | 2226 | } |
7a8cf29d MH |
2227 | case SERVICE_ACTION_IN: |
2228 | if (!(dev->raw_io_interface) || | |
2229 | !(dev->raw_io_64) || | |
2230 | ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
2231 | break; | |
2232 | { | |
2233 | u64 capacity; | |
07ce5eba | 2234 | char cp[13]; |
b271f1c8 | 2235 | unsigned int alloc_len; |
7a8cf29d MH |
2236 | |
2237 | dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); | |
2238 | capacity = fsa_dev_ptr[cid].size - 1; | |
7a8cf29d MH |
2239 | cp[0] = (capacity >> 56) & 0xff; |
2240 | cp[1] = (capacity >> 48) & 0xff; | |
2241 | cp[2] = (capacity >> 40) & 0xff; | |
2242 | cp[3] = (capacity >> 32) & 0xff; | |
2243 | cp[4] = (capacity >> 24) & 0xff; | |
2244 | cp[5] = (capacity >> 16) & 0xff; | |
2245 | cp[6] = (capacity >> 8) & 0xff; | |
2246 | cp[7] = (capacity >> 0) & 0xff; | |
2247 | cp[8] = 0; | |
2248 | cp[9] = 0; | |
2249 | cp[10] = 2; | |
2250 | cp[11] = 0; | |
07ce5eba | 2251 | cp[12] = 0; |
07ce5eba | 2252 | |
b271f1c8 FT |
2253 | alloc_len = ((scsicmd->cmnd[10] << 24) |
2254 | + (scsicmd->cmnd[11] << 16) | |
2255 | + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); | |
2256 | ||
2257 | alloc_len = min_t(size_t, alloc_len, sizeof(cp)); | |
d4345028 | 2258 | scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); |
b271f1c8 FT |
2259 | if (alloc_len < scsi_bufflen(scsicmd)) |
2260 | scsi_set_resid(scsicmd, | |
2261 | scsi_bufflen(scsicmd) - alloc_len); | |
7a8cf29d MH |
2262 | |
2263 | /* Do not cache partition table for arrays */ | |
2264 | scsicmd->device->removable = 1; | |
2265 | ||
2266 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2267 | scsicmd->scsi_done(scsicmd); | |
2268 | ||
2269 | return 0; | |
2270 | } | |
2271 | ||
1da177e4 LT |
2272 | case READ_CAPACITY: |
2273 | { | |
2274 | u32 capacity; | |
3b2946cc | 2275 | char cp[8]; |
1da177e4 LT |
2276 | |
2277 | dprintk((KERN_DEBUG "READ CAPACITY command.\n")); | |
7a8cf29d | 2278 | if (fsa_dev_ptr[cid].size <= 0x100000000ULL) |
1da177e4 LT |
2279 | capacity = fsa_dev_ptr[cid].size - 1; |
2280 | else | |
2281 | capacity = (u32)-1; | |
3b2946cc | 2282 | |
1da177e4 LT |
2283 | cp[0] = (capacity >> 24) & 0xff; |
2284 | cp[1] = (capacity >> 16) & 0xff; | |
2285 | cp[2] = (capacity >> 8) & 0xff; | |
2286 | cp[3] = (capacity >> 0) & 0xff; | |
2287 | cp[4] = 0; | |
2288 | cp[5] = 0; | |
2289 | cp[6] = 2; | |
2290 | cp[7] = 0; | |
d4345028 | 2291 | scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); |
7a8cf29d MH |
2292 | /* Do not cache partition table for arrays */ |
2293 | scsicmd->device->removable = 1; | |
655d722c MS |
2294 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | |
2295 | SAM_STAT_GOOD; | |
1da177e4 LT |
2296 | scsicmd->scsi_done(scsicmd); |
2297 | ||
2298 | return 0; | |
2299 | } | |
2300 | ||
2301 | case MODE_SENSE: | |
2302 | { | |
9d399cc7 SM |
2303 | char mode_buf[7]; |
2304 | int mode_buf_length = 4; | |
1da177e4 LT |
2305 | |
2306 | dprintk((KERN_DEBUG "MODE SENSE command.\n")); | |
1da177e4 LT |
2307 | mode_buf[0] = 3; /* Mode data length */ |
2308 | mode_buf[1] = 0; /* Medium type - default */ | |
9d399cc7 SM |
2309 | mode_buf[2] = 0; /* Device-specific param, |
2310 | bit 8: 0/1 = write enabled/protected | |
2311 | bit 4: 0/1 = FUA enabled */ | |
95e852e1 | 2312 | if (dev->raw_io_interface && ((aac_cache & 5) != 1)) |
9d399cc7 | 2313 | mode_buf[2] = 0x10; |
1da177e4 | 2314 | mode_buf[3] = 0; /* Block descriptor length */ |
9d399cc7 SM |
2315 | if (((scsicmd->cmnd[2] & 0x3f) == 8) || |
2316 | ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { | |
2317 | mode_buf[0] = 6; | |
2318 | mode_buf[4] = 8; | |
2319 | mode_buf[5] = 1; | |
95e852e1 SM |
2320 | mode_buf[6] = ((aac_cache & 6) == 2) |
2321 | ? 0 : 0x04; /* WCE */ | |
9d399cc7 SM |
2322 | mode_buf_length = 7; |
2323 | if (mode_buf_length > scsicmd->cmnd[4]) | |
2324 | mode_buf_length = scsicmd->cmnd[4]; | |
2325 | } | |
d4345028 | 2326 | scsi_sg_copy_from_buffer(scsicmd, mode_buf, mode_buf_length); |
1da177e4 LT |
2327 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
2328 | scsicmd->scsi_done(scsicmd); | |
2329 | ||
2330 | return 0; | |
2331 | } | |
2332 | case MODE_SENSE_10: | |
2333 | { | |
9d399cc7 SM |
2334 | char mode_buf[11]; |
2335 | int mode_buf_length = 8; | |
1da177e4 LT |
2336 | |
2337 | dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); | |
1da177e4 LT |
2338 | mode_buf[0] = 0; /* Mode data length (MSB) */ |
2339 | mode_buf[1] = 6; /* Mode data length (LSB) */ | |
2340 | mode_buf[2] = 0; /* Medium type - default */ | |
9d399cc7 SM |
2341 | mode_buf[3] = 0; /* Device-specific param, |
2342 | bit 8: 0/1 = write enabled/protected | |
2343 | bit 4: 0/1 = FUA enabled */ | |
95e852e1 | 2344 | if (dev->raw_io_interface && ((aac_cache & 5) != 1)) |
9d399cc7 | 2345 | mode_buf[3] = 0x10; |
1da177e4 LT |
2346 | mode_buf[4] = 0; /* reserved */ |
2347 | mode_buf[5] = 0; /* reserved */ | |
2348 | mode_buf[6] = 0; /* Block descriptor length (MSB) */ | |
2349 | mode_buf[7] = 0; /* Block descriptor length (LSB) */ | |
9d399cc7 SM |
2350 | if (((scsicmd->cmnd[2] & 0x3f) == 8) || |
2351 | ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { | |
2352 | mode_buf[1] = 9; | |
2353 | mode_buf[8] = 8; | |
2354 | mode_buf[9] = 1; | |
95e852e1 SM |
2355 | mode_buf[10] = ((aac_cache & 6) == 2) |
2356 | ? 0 : 0x04; /* WCE */ | |
9d399cc7 SM |
2357 | mode_buf_length = 11; |
2358 | if (mode_buf_length > scsicmd->cmnd[8]) | |
2359 | mode_buf_length = scsicmd->cmnd[8]; | |
2360 | } | |
d4345028 | 2361 | scsi_sg_copy_from_buffer(scsicmd, mode_buf, mode_buf_length); |
1da177e4 LT |
2362 | |
2363 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2364 | scsicmd->scsi_done(scsicmd); | |
2365 | ||
2366 | return 0; | |
2367 | } | |
2368 | case REQUEST_SENSE: | |
2369 | dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); | |
2370 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); | |
2371 | memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); | |
2372 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2373 | scsicmd->scsi_done(scsicmd); | |
2374 | return 0; | |
2375 | ||
2376 | case ALLOW_MEDIUM_REMOVAL: | |
2377 | dprintk((KERN_DEBUG "LOCK command.\n")); | |
2378 | if (scsicmd->cmnd[4]) | |
2379 | fsa_dev_ptr[cid].locked = 1; | |
2380 | else | |
2381 | fsa_dev_ptr[cid].locked = 0; | |
2382 | ||
2383 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2384 | scsicmd->scsi_done(scsicmd); | |
2385 | return 0; | |
2386 | /* | |
2387 | * These commands are all No-Ops | |
2388 | */ | |
2389 | case TEST_UNIT_READY: | |
655d722c MS |
2390 | if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { |
2391 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
2392 | SAM_STAT_CHECK_CONDITION; | |
2393 | set_sense(&dev->fsa_dev[cid].sense_data, | |
2394 | NOT_READY, SENCODE_BECOMING_READY, | |
2395 | ASENCODE_BECOMING_READY, 0, 0); | |
2396 | memcpy(scsicmd->sense_buffer, | |
2397 | &dev->fsa_dev[cid].sense_data, | |
2398 | min_t(size_t, | |
2399 | sizeof(dev->fsa_dev[cid].sense_data), | |
2400 | SCSI_SENSE_BUFFERSIZE)); | |
2401 | scsicmd->scsi_done(scsicmd); | |
2402 | return 0; | |
2403 | } | |
2404 | /* FALLTHRU */ | |
1da177e4 LT |
2405 | case RESERVE: |
2406 | case RELEASE: | |
2407 | case REZERO_UNIT: | |
2408 | case REASSIGN_BLOCKS: | |
2409 | case SEEK_10: | |
1da177e4 LT |
2410 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
2411 | scsicmd->scsi_done(scsicmd); | |
2412 | return 0; | |
655d722c MS |
2413 | |
2414 | case START_STOP: | |
2415 | return aac_start_stop(scsicmd); | |
1da177e4 LT |
2416 | } |
2417 | ||
8ce3eca4 | 2418 | switch (scsicmd->cmnd[0]) |
1da177e4 LT |
2419 | { |
2420 | case READ_6: | |
2421 | case READ_10: | |
7a8cf29d MH |
2422 | case READ_12: |
2423 | case READ_16: | |
8c867b25 MH |
2424 | if (dev->in_reset) |
2425 | return -1; | |
1da177e4 LT |
2426 | /* |
2427 | * Hack to keep track of ordinal number of the device that | |
2428 | * corresponds to a container. Needed to convert | |
2429 | * containers to /dev/sd device names | |
2430 | */ | |
8ce3eca4 | 2431 | |
7a8cf29d MH |
2432 | if (scsicmd->request->rq_disk) |
2433 | strlcpy(fsa_dev_ptr[cid].devname, | |
2434 | scsicmd->request->rq_disk->disk_name, | |
8ce3eca4 | 2435 | min(sizeof(fsa_dev_ptr[cid].devname), |
7a8cf29d | 2436 | sizeof(scsicmd->request->rq_disk->disk_name) + 1)); |
77d644d4 | 2437 | |
9e7c349c | 2438 | return aac_read(scsicmd); |
1da177e4 LT |
2439 | |
2440 | case WRITE_6: | |
2441 | case WRITE_10: | |
7a8cf29d MH |
2442 | case WRITE_12: |
2443 | case WRITE_16: | |
8c867b25 MH |
2444 | if (dev->in_reset) |
2445 | return -1; | |
9e7c349c | 2446 | return aac_write(scsicmd); |
1da177e4 LT |
2447 | |
2448 | case SYNCHRONIZE_CACHE: | |
95e852e1 SM |
2449 | if (((aac_cache & 6) == 6) && dev->cache_protected) { |
2450 | scsicmd->result = DID_OK << 16 | | |
2451 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2452 | scsicmd->scsi_done(scsicmd); | |
2453 | return 0; | |
2454 | } | |
1da177e4 | 2455 | /* Issue FIB to tell Firmware to flush it's cache */ |
95e852e1 SM |
2456 | if ((aac_cache & 6) != 2) |
2457 | return aac_synchronize(scsicmd); | |
2458 | /* FALLTHRU */ | |
1da177e4 LT |
2459 | default: |
2460 | /* | |
2461 | * Unhandled commands | |
2462 | */ | |
7c00ffa3 | 2463 | dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); |
1da177e4 | 2464 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
8e31e607 SM |
2465 | set_sense(&dev->fsa_dev[cid].sense_data, |
2466 | ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, | |
2467 | ASENCODE_INVALID_COMMAND, 0, 0); | |
1da177e4 | 2468 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
2469 | min_t(size_t, |
2470 | sizeof(dev->fsa_dev[cid].sense_data), | |
2471 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 LT |
2472 | scsicmd->scsi_done(scsicmd); |
2473 | return 0; | |
2474 | } | |
2475 | } | |
2476 | ||
2477 | static int query_disk(struct aac_dev *dev, void __user *arg) | |
2478 | { | |
2479 | struct aac_query_disk qd; | |
2480 | struct fsa_dev_info *fsa_dev_ptr; | |
2481 | ||
2482 | fsa_dev_ptr = dev->fsa_dev; | |
90ee3466 | 2483 | if (!fsa_dev_ptr) |
65101355 | 2484 | return -EBUSY; |
1da177e4 LT |
2485 | if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) |
2486 | return -EFAULT; | |
2487 | if (qd.cnum == -1) | |
e5718774 | 2488 | qd.cnum = qd.id; |
8ce3eca4 | 2489 | else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) |
1da177e4 LT |
2490 | { |
2491 | if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) | |
2492 | return -EINVAL; | |
2493 | qd.instance = dev->scsi_host_ptr->host_no; | |
2494 | qd.bus = 0; | |
2495 | qd.id = CONTAINER_TO_ID(qd.cnum); | |
2496 | qd.lun = CONTAINER_TO_LUN(qd.cnum); | |
2497 | } | |
2498 | else return -EINVAL; | |
2499 | ||
fd622b1b | 2500 | qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; |
1da177e4 LT |
2501 | qd.locked = fsa_dev_ptr[qd.cnum].locked; |
2502 | qd.deleted = fsa_dev_ptr[qd.cnum].deleted; | |
2503 | ||
2504 | if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') | |
2505 | qd.unmapped = 1; | |
2506 | else | |
2507 | qd.unmapped = 0; | |
2508 | ||
2509 | strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, | |
2510 | min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); | |
2511 | ||
2512 | if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) | |
2513 | return -EFAULT; | |
2514 | return 0; | |
2515 | } | |
2516 | ||
2517 | static int force_delete_disk(struct aac_dev *dev, void __user *arg) | |
2518 | { | |
2519 | struct aac_delete_disk dd; | |
2520 | struct fsa_dev_info *fsa_dev_ptr; | |
2521 | ||
2522 | fsa_dev_ptr = dev->fsa_dev; | |
65101355 MH |
2523 | if (!fsa_dev_ptr) |
2524 | return -EBUSY; | |
1da177e4 LT |
2525 | |
2526 | if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) | |
2527 | return -EFAULT; | |
2528 | ||
2529 | if (dd.cnum >= dev->maximum_num_containers) | |
2530 | return -EINVAL; | |
2531 | /* | |
2532 | * Mark this container as being deleted. | |
2533 | */ | |
2534 | fsa_dev_ptr[dd.cnum].deleted = 1; | |
2535 | /* | |
2536 | * Mark the container as no longer valid | |
2537 | */ | |
2538 | fsa_dev_ptr[dd.cnum].valid = 0; | |
2539 | return 0; | |
2540 | } | |
2541 | ||
2542 | static int delete_disk(struct aac_dev *dev, void __user *arg) | |
2543 | { | |
2544 | struct aac_delete_disk dd; | |
2545 | struct fsa_dev_info *fsa_dev_ptr; | |
2546 | ||
2547 | fsa_dev_ptr = dev->fsa_dev; | |
90ee3466 | 2548 | if (!fsa_dev_ptr) |
65101355 | 2549 | return -EBUSY; |
1da177e4 LT |
2550 | |
2551 | if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) | |
2552 | return -EFAULT; | |
2553 | ||
2554 | if (dd.cnum >= dev->maximum_num_containers) | |
2555 | return -EINVAL; | |
2556 | /* | |
2557 | * If the container is locked, it can not be deleted by the API. | |
2558 | */ | |
2559 | if (fsa_dev_ptr[dd.cnum].locked) | |
2560 | return -EBUSY; | |
2561 | else { | |
2562 | /* | |
2563 | * Mark the container as no longer being valid. | |
2564 | */ | |
2565 | fsa_dev_ptr[dd.cnum].valid = 0; | |
2566 | fsa_dev_ptr[dd.cnum].devname[0] = '\0'; | |
2567 | return 0; | |
2568 | } | |
2569 | } | |
2570 | ||
2571 | int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) | |
2572 | { | |
2573 | switch (cmd) { | |
2574 | case FSACTL_QUERY_DISK: | |
2575 | return query_disk(dev, arg); | |
2576 | case FSACTL_DELETE_DISK: | |
2577 | return delete_disk(dev, arg); | |
2578 | case FSACTL_FORCE_DELETE_DISK: | |
2579 | return force_delete_disk(dev, arg); | |
2580 | case FSACTL_GET_CONTAINERS: | |
2581 | return aac_get_containers(dev); | |
2582 | default: | |
2583 | return -ENOTTY; | |
2584 | } | |
2585 | } | |
2586 | ||
2587 | /** | |
2588 | * | |
2589 | * aac_srb_callback | |
2590 | * @context: the context set in the fib - here it is scsi cmd | |
2591 | * @fibptr: pointer to the fib | |
2592 | * | |
2593 | * Handles the completion of a scsi command to a non dasd device | |
2594 | * | |
2595 | */ | |
2596 | ||
2597 | static void aac_srb_callback(void *context, struct fib * fibptr) | |
2598 | { | |
2599 | struct aac_dev *dev; | |
2600 | struct aac_srb_reply *srbreply; | |
2601 | struct scsi_cmnd *scsicmd; | |
2602 | ||
2603 | scsicmd = (struct scsi_cmnd *) context; | |
03d44337 MH |
2604 | |
2605 | if (!aac_valid_context(scsicmd, fibptr)) | |
2606 | return; | |
2607 | ||
125e1874 | 2608 | BUG_ON(fibptr == NULL); |
1da177e4 | 2609 | |
1a655040 SM |
2610 | dev = fibptr->dev; |
2611 | ||
1da177e4 LT |
2612 | srbreply = (struct aac_srb_reply *) fib_data(fibptr); |
2613 | ||
2614 | scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ | |
2615 | /* | |
8ce3eca4 | 2616 | * Calculate resid for sg |
1da177e4 | 2617 | */ |
727eead6 FT |
2618 | |
2619 | scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) | |
2620 | - le32_to_cpu(srbreply->data_xfer_length)); | |
2621 | ||
2622 | scsi_dma_unmap(scsicmd); | |
1da177e4 | 2623 | |
e3cc268f RM |
2624 | /* expose physical device if expose_physicald flag is on */ |
2625 | if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) | |
2626 | && expose_physicals > 0) | |
2627 | aac_expose_phy_device(scsicmd); | |
2628 | ||
1da177e4 LT |
2629 | /* |
2630 | * First check the fib status | |
2631 | */ | |
2632 | ||
2633 | if (le32_to_cpu(srbreply->status) != ST_OK){ | |
2634 | int len; | |
2635 | printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); | |
3ace426f SM |
2636 | len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), |
2637 | SCSI_SENSE_BUFFERSIZE); | |
1da177e4 LT |
2638 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
2639 | memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); | |
2640 | } | |
2641 | ||
2642 | /* | |
2643 | * Next check the srb status | |
2644 | */ | |
2645 | switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ | |
2646 | case SRB_STATUS_ERROR_RECOVERY: | |
2647 | case SRB_STATUS_PENDING: | |
2648 | case SRB_STATUS_SUCCESS: | |
bb08f92e | 2649 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; |
1da177e4 LT |
2650 | break; |
2651 | case SRB_STATUS_DATA_OVERRUN: | |
2652 | switch(scsicmd->cmnd[0]){ | |
2653 | case READ_6: | |
2654 | case WRITE_6: | |
2655 | case READ_10: | |
2656 | case WRITE_10: | |
2657 | case READ_12: | |
2658 | case WRITE_12: | |
7a8cf29d MH |
2659 | case READ_16: |
2660 | case WRITE_16: | |
8ce3eca4 | 2661 | if (le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow) { |
1da177e4 LT |
2662 | printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); |
2663 | } else { | |
2664 | printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); | |
2665 | } | |
2666 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; | |
2667 | break; | |
2668 | case INQUIRY: { | |
bb08f92e | 2669 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; |
1da177e4 LT |
2670 | break; |
2671 | } | |
2672 | default: | |
2673 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; | |
2674 | break; | |
2675 | } | |
2676 | break; | |
2677 | case SRB_STATUS_ABORTED: | |
2678 | scsicmd->result = DID_ABORT << 16 | ABORT << 8; | |
2679 | break; | |
2680 | case SRB_STATUS_ABORT_FAILED: | |
2681 | // Not sure about this one - but assuming the hba was trying to abort for some reason | |
2682 | scsicmd->result = DID_ERROR << 16 | ABORT << 8; | |
2683 | break; | |
2684 | case SRB_STATUS_PARITY_ERROR: | |
2685 | scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; | |
2686 | break; | |
2687 | case SRB_STATUS_NO_DEVICE: | |
2688 | case SRB_STATUS_INVALID_PATH_ID: | |
2689 | case SRB_STATUS_INVALID_TARGET_ID: | |
2690 | case SRB_STATUS_INVALID_LUN: | |
2691 | case SRB_STATUS_SELECTION_TIMEOUT: | |
2692 | scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; | |
2693 | break; | |
2694 | ||
2695 | case SRB_STATUS_COMMAND_TIMEOUT: | |
2696 | case SRB_STATUS_TIMEOUT: | |
2697 | scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; | |
2698 | break; | |
2699 | ||
2700 | case SRB_STATUS_BUSY: | |
760af100 | 2701 | scsicmd->result = DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; |
1da177e4 LT |
2702 | break; |
2703 | ||
2704 | case SRB_STATUS_BUS_RESET: | |
2705 | scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; | |
2706 | break; | |
2707 | ||
2708 | case SRB_STATUS_MESSAGE_REJECTED: | |
2709 | scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; | |
2710 | break; | |
2711 | case SRB_STATUS_REQUEST_FLUSHED: | |
2712 | case SRB_STATUS_ERROR: | |
2713 | case SRB_STATUS_INVALID_REQUEST: | |
2714 | case SRB_STATUS_REQUEST_SENSE_FAILED: | |
2715 | case SRB_STATUS_NO_HBA: | |
2716 | case SRB_STATUS_UNEXPECTED_BUS_FREE: | |
2717 | case SRB_STATUS_PHASE_SEQUENCE_FAILURE: | |
2718 | case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: | |
2719 | case SRB_STATUS_DELAYED_RETRY: | |
2720 | case SRB_STATUS_BAD_FUNCTION: | |
2721 | case SRB_STATUS_NOT_STARTED: | |
2722 | case SRB_STATUS_NOT_IN_USE: | |
2723 | case SRB_STATUS_FORCE_ABORT: | |
2724 | case SRB_STATUS_DOMAIN_VALIDATION_FAIL: | |
2725 | default: | |
2726 | #ifdef AAC_DETAILED_STATUS_INFO | |
2727 | printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", | |
2728 | le32_to_cpu(srbreply->srb_status) & 0x3F, | |
2729 | aac_get_status_string( | |
8ce3eca4 SM |
2730 | le32_to_cpu(srbreply->srb_status) & 0x3F), |
2731 | scsicmd->cmnd[0], | |
1da177e4 LT |
2732 | le32_to_cpu(srbreply->scsi_status)); |
2733 | #endif | |
1fc8010a RM |
2734 | if ((scsicmd->cmnd[0] == ATA_12) |
2735 | || (scsicmd->cmnd[0] == ATA_16)) { | |
2736 | if (scsicmd->cmnd[2] & (0x01 << 5)) { | |
2737 | scsicmd->result = DID_OK << 16 | |
2738 | | COMMAND_COMPLETE << 8; | |
2739 | break; | |
2740 | } else { | |
2741 | scsicmd->result = DID_ERROR << 16 | |
2742 | | COMMAND_COMPLETE << 8; | |
2743 | break; | |
2744 | } | |
2745 | } else { | |
2746 | scsicmd->result = DID_ERROR << 16 | |
2747 | | COMMAND_COMPLETE << 8; | |
2748 | break; | |
2749 | } | |
1da177e4 | 2750 | } |
8ce3eca4 | 2751 | if (le32_to_cpu(srbreply->scsi_status) == SAM_STAT_CHECK_CONDITION) { |
1da177e4 LT |
2752 | int len; |
2753 | scsicmd->result |= SAM_STAT_CHECK_CONDITION; | |
3ace426f SM |
2754 | len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), |
2755 | SCSI_SENSE_BUFFERSIZE); | |
1da177e4 | 2756 | #ifdef AAC_DETAILED_STATUS_INFO |
7a8cf29d MH |
2757 | printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", |
2758 | le32_to_cpu(srbreply->status), len); | |
1da177e4 LT |
2759 | #endif |
2760 | memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); | |
1da177e4 LT |
2761 | } |
2762 | /* | |
2763 | * OR in the scsi status (already shifted up a bit) | |
2764 | */ | |
2765 | scsicmd->result |= le32_to_cpu(srbreply->scsi_status); | |
2766 | ||
bfb35aa8 MH |
2767 | aac_fib_complete(fibptr); |
2768 | aac_fib_free(fibptr); | |
8e0c5ebd | 2769 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
2770 | } |
2771 | ||
2772 | /** | |
2773 | * | |
2774 | * aac_send_scb_fib | |
2775 | * @scsicmd: the scsi command block | |
2776 | * | |
8ce3eca4 | 2777 | * This routine will form a FIB and fill in the aac_srb from the |
1da177e4 LT |
2778 | * scsicmd passed in. |
2779 | */ | |
2780 | ||
2781 | static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) | |
2782 | { | |
2783 | struct fib* cmd_fibcontext; | |
2784 | struct aac_dev* dev; | |
2785 | int status; | |
1da177e4 | 2786 | |
84971738 | 2787 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; |
e5718774 | 2788 | if (scmd_id(scsicmd) >= dev->maximum_num_physicals || |
84971738 | 2789 | scsicmd->device->lun > 7) { |
1da177e4 LT |
2790 | scsicmd->result = DID_NO_CONNECT << 16; |
2791 | scsicmd->scsi_done(scsicmd); | |
2792 | return 0; | |
2793 | } | |
2794 | ||
1da177e4 LT |
2795 | /* |
2796 | * Allocate and initialize a Fib then setup a BlockWrite command | |
2797 | */ | |
bfb35aa8 | 2798 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
1da177e4 LT |
2799 | return -1; |
2800 | } | |
e8f32de5 | 2801 | status = aac_adapter_scsi(cmd_fibcontext, scsicmd); |
1da177e4 | 2802 | |
1da177e4 LT |
2803 | /* |
2804 | * Check that the command queued to the controller | |
2805 | */ | |
77d644d4 MH |
2806 | if (status == -EINPROGRESS) { |
2807 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 LT |
2808 | return 0; |
2809 | } | |
2810 | ||
bfb35aa8 MH |
2811 | printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); |
2812 | aac_fib_complete(cmd_fibcontext); | |
2813 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
2814 | |
2815 | return -1; | |
2816 | } | |
2817 | ||
2818 | static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) | |
2819 | { | |
2820 | struct aac_dev *dev; | |
2821 | unsigned long byte_count = 0; | |
727eead6 | 2822 | int nseg; |
1da177e4 LT |
2823 | |
2824 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
2825 | // Get rid of old data | |
2826 | psg->count = 0; | |
2827 | psg->sg[0].addr = 0; | |
727eead6 FT |
2828 | psg->sg[0].count = 0; |
2829 | ||
2830 | nseg = scsi_dma_map(scsicmd); | |
2831 | BUG_ON(nseg < 0); | |
2832 | if (nseg) { | |
1da177e4 LT |
2833 | struct scatterlist *sg; |
2834 | int i; | |
1da177e4 | 2835 | |
727eead6 | 2836 | psg->count = cpu_to_le32(nseg); |
1da177e4 | 2837 | |
727eead6 | 2838 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
1da177e4 LT |
2839 | psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); |
2840 | psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); | |
2841 | byte_count += sg_dma_len(sg); | |
1da177e4 LT |
2842 | } |
2843 | /* hba wants the size to be exact */ | |
727eead6 FT |
2844 | if (byte_count > scsi_bufflen(scsicmd)) { |
2845 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
2846 | (byte_count - scsi_bufflen(scsicmd)); | |
56b58712 | 2847 | psg->sg[i-1].count = cpu_to_le32(temp); |
727eead6 | 2848 | byte_count = scsi_bufflen(scsicmd); |
1da177e4 LT |
2849 | } |
2850 | /* Check for command underflow */ | |
2851 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2852 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2853 | byte_count, scsicmd->underflow); | |
2854 | } | |
2855 | } | |
1da177e4 LT |
2856 | return byte_count; |
2857 | } | |
2858 | ||
2859 | ||
2860 | static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) | |
2861 | { | |
2862 | struct aac_dev *dev; | |
2863 | unsigned long byte_count = 0; | |
56b58712 | 2864 | u64 addr; |
727eead6 | 2865 | int nseg; |
1da177e4 LT |
2866 | |
2867 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
2868 | // Get rid of old data | |
2869 | psg->count = 0; | |
2870 | psg->sg[0].addr[0] = 0; | |
2871 | psg->sg[0].addr[1] = 0; | |
2872 | psg->sg[0].count = 0; | |
727eead6 FT |
2873 | |
2874 | nseg = scsi_dma_map(scsicmd); | |
2875 | BUG_ON(nseg < 0); | |
2876 | if (nseg) { | |
1da177e4 LT |
2877 | struct scatterlist *sg; |
2878 | int i; | |
1da177e4 | 2879 | |
727eead6 | 2880 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
1241f359 | 2881 | int count = sg_dma_len(sg); |
56b58712 MH |
2882 | addr = sg_dma_address(sg); |
2883 | psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); | |
2884 | psg->sg[i].addr[1] = cpu_to_le32(addr>>32); | |
1241f359 MH |
2885 | psg->sg[i].count = cpu_to_le32(count); |
2886 | byte_count += count; | |
1da177e4 | 2887 | } |
727eead6 | 2888 | psg->count = cpu_to_le32(nseg); |
1da177e4 | 2889 | /* hba wants the size to be exact */ |
727eead6 FT |
2890 | if (byte_count > scsi_bufflen(scsicmd)) { |
2891 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
2892 | (byte_count - scsi_bufflen(scsicmd)); | |
56b58712 | 2893 | psg->sg[i-1].count = cpu_to_le32(temp); |
727eead6 | 2894 | byte_count = scsi_bufflen(scsicmd); |
1da177e4 LT |
2895 | } |
2896 | /* Check for command underflow */ | |
2897 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2898 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2899 | byte_count, scsicmd->underflow); | |
2900 | } | |
2901 | } | |
1da177e4 LT |
2902 | return byte_count; |
2903 | } | |
2904 | ||
0e68c003 MH |
2905 | static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) |
2906 | { | |
0e68c003 | 2907 | unsigned long byte_count = 0; |
727eead6 | 2908 | int nseg; |
0e68c003 MH |
2909 | |
2910 | // Get rid of old data | |
2911 | psg->count = 0; | |
2912 | psg->sg[0].next = 0; | |
2913 | psg->sg[0].prev = 0; | |
2914 | psg->sg[0].addr[0] = 0; | |
2915 | psg->sg[0].addr[1] = 0; | |
2916 | psg->sg[0].count = 0; | |
2917 | psg->sg[0].flags = 0; | |
727eead6 FT |
2918 | |
2919 | nseg = scsi_dma_map(scsicmd); | |
2920 | BUG_ON(nseg < 0); | |
2921 | if (nseg) { | |
0e68c003 MH |
2922 | struct scatterlist *sg; |
2923 | int i; | |
0e68c003 | 2924 | |
727eead6 | 2925 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
0e68c003 MH |
2926 | int count = sg_dma_len(sg); |
2927 | u64 addr = sg_dma_address(sg); | |
2928 | psg->sg[i].next = 0; | |
2929 | psg->sg[i].prev = 0; | |
2930 | psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); | |
2931 | psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); | |
2932 | psg->sg[i].count = cpu_to_le32(count); | |
2933 | psg->sg[i].flags = 0; | |
2934 | byte_count += count; | |
0e68c003 | 2935 | } |
727eead6 | 2936 | psg->count = cpu_to_le32(nseg); |
0e68c003 | 2937 | /* hba wants the size to be exact */ |
727eead6 FT |
2938 | if (byte_count > scsi_bufflen(scsicmd)) { |
2939 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
2940 | (byte_count - scsi_bufflen(scsicmd)); | |
0e68c003 | 2941 | psg->sg[i-1].count = cpu_to_le32(temp); |
727eead6 | 2942 | byte_count = scsi_bufflen(scsicmd); |
0e68c003 MH |
2943 | } |
2944 | /* Check for command underflow */ | |
2945 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2946 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2947 | byte_count, scsicmd->underflow); | |
2948 | } | |
2949 | } | |
0e68c003 MH |
2950 | return byte_count; |
2951 | } | |
2952 | ||
1da177e4 LT |
2953 | #ifdef AAC_DETAILED_STATUS_INFO |
2954 | ||
2955 | struct aac_srb_status_info { | |
2956 | u32 status; | |
2957 | char *str; | |
2958 | }; | |
2959 | ||
2960 | ||
2961 | static struct aac_srb_status_info srb_status_info[] = { | |
2962 | { SRB_STATUS_PENDING, "Pending Status"}, | |
2963 | { SRB_STATUS_SUCCESS, "Success"}, | |
2964 | { SRB_STATUS_ABORTED, "Aborted Command"}, | |
2965 | { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, | |
6391a113 | 2966 | { SRB_STATUS_ERROR, "Error Event"}, |
1da177e4 LT |
2967 | { SRB_STATUS_BUSY, "Device Busy"}, |
2968 | { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, | |
2969 | { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, | |
2970 | { SRB_STATUS_NO_DEVICE, "No Device"}, | |
2971 | { SRB_STATUS_TIMEOUT, "Timeout"}, | |
2972 | { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, | |
2973 | { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, | |
2974 | { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, | |
2975 | { SRB_STATUS_BUS_RESET, "Bus Reset"}, | |
2976 | { SRB_STATUS_PARITY_ERROR, "Parity Error"}, | |
2977 | { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, | |
2978 | { SRB_STATUS_NO_HBA, "No HBA"}, | |
2979 | { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, | |
2980 | { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, | |
2981 | { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, | |
2982 | { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, | |
2983 | { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, | |
2984 | { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, | |
6391a113 | 2985 | { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, |
1da177e4 LT |
2986 | { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, |
2987 | { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, | |
2988 | { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, | |
2989 | { SRB_STATUS_NOT_STARTED, "Not Started"}, | |
2990 | { SRB_STATUS_NOT_IN_USE, "Not In Use"}, | |
8ce3eca4 | 2991 | { SRB_STATUS_FORCE_ABORT, "Force Abort"}, |
1da177e4 LT |
2992 | { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, |
2993 | { 0xff, "Unknown Error"} | |
2994 | }; | |
2995 | ||
2996 | char *aac_get_status_string(u32 status) | |
2997 | { | |
2998 | int i; | |
2999 | ||
6391a113 TK |
3000 | for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) |
3001 | if (srb_status_info[i].status == status) | |
1da177e4 | 3002 | return srb_status_info[i].str; |
1da177e4 LT |
3003 | |
3004 | return "Bad Status Code"; | |
3005 | } | |
3006 | ||
3007 | #endif |