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1da177e4 LT |
1 | /* |
2 | * Adaptec AAC series RAID controller driver | |
3 | * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com> | |
4 | * | |
5 | * based on the old aacraid driver that is.. | |
6 | * Adaptec aacraid device driver for Linux. | |
7 | * | |
03d44337 | 8 | * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) |
1da177e4 LT |
9 | * |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; either version 2, or (at your option) | |
13 | * any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; see the file COPYING. If not, write to | |
22 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
23 | * | |
24 | */ | |
25 | ||
26 | #include <linux/kernel.h> | |
27 | #include <linux/init.h> | |
28 | #include <linux/types.h> | |
1da177e4 LT |
29 | #include <linux/pci.h> |
30 | #include <linux/spinlock.h> | |
31 | #include <linux/slab.h> | |
32 | #include <linux/completion.h> | |
33 | #include <linux/blkdev.h> | |
1da177e4 | 34 | #include <asm/uaccess.h> |
3a0086a8 | 35 | #include <linux/highmem.h> /* For flush_kernel_dcache_page */ |
1da177e4 LT |
36 | |
37 | #include <scsi/scsi.h> | |
38 | #include <scsi/scsi_cmnd.h> | |
39 | #include <scsi/scsi_device.h> | |
40 | #include <scsi/scsi_host.h> | |
41 | ||
42 | #include "aacraid.h" | |
43 | ||
44 | /* values for inqd_pdt: Peripheral device type in plain English */ | |
45 | #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ | |
46 | #define INQD_PDT_PROC 0x03 /* Processor device */ | |
47 | #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ | |
48 | #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ | |
49 | #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ | |
50 | #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ | |
51 | ||
52 | #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ | |
53 | #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ | |
54 | ||
1da177e4 LT |
55 | /* |
56 | * Sense codes | |
57 | */ | |
8ce3eca4 SM |
58 | |
59 | #define SENCODE_NO_SENSE 0x00 | |
60 | #define SENCODE_END_OF_DATA 0x00 | |
61 | #define SENCODE_BECOMING_READY 0x04 | |
62 | #define SENCODE_INIT_CMD_REQUIRED 0x04 | |
63 | #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A | |
64 | #define SENCODE_INVALID_COMMAND 0x20 | |
65 | #define SENCODE_LBA_OUT_OF_RANGE 0x21 | |
66 | #define SENCODE_INVALID_CDB_FIELD 0x24 | |
67 | #define SENCODE_LUN_NOT_SUPPORTED 0x25 | |
68 | #define SENCODE_INVALID_PARAM_FIELD 0x26 | |
69 | #define SENCODE_PARAM_NOT_SUPPORTED 0x26 | |
70 | #define SENCODE_PARAM_VALUE_INVALID 0x26 | |
71 | #define SENCODE_RESET_OCCURRED 0x29 | |
72 | #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E | |
73 | #define SENCODE_INQUIRY_DATA_CHANGED 0x3F | |
74 | #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 | |
75 | #define SENCODE_DIAGNOSTIC_FAILURE 0x40 | |
76 | #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 | |
77 | #define SENCODE_INVALID_MESSAGE_ERROR 0x49 | |
78 | #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c | |
79 | #define SENCODE_OVERLAPPED_COMMAND 0x4E | |
1da177e4 LT |
80 | |
81 | /* | |
82 | * Additional sense codes | |
83 | */ | |
8ce3eca4 SM |
84 | |
85 | #define ASENCODE_NO_SENSE 0x00 | |
86 | #define ASENCODE_END_OF_DATA 0x05 | |
87 | #define ASENCODE_BECOMING_READY 0x01 | |
88 | #define ASENCODE_INIT_CMD_REQUIRED 0x02 | |
89 | #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 | |
90 | #define ASENCODE_INVALID_COMMAND 0x00 | |
91 | #define ASENCODE_LBA_OUT_OF_RANGE 0x00 | |
92 | #define ASENCODE_INVALID_CDB_FIELD 0x00 | |
93 | #define ASENCODE_LUN_NOT_SUPPORTED 0x00 | |
94 | #define ASENCODE_INVALID_PARAM_FIELD 0x00 | |
95 | #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 | |
96 | #define ASENCODE_PARAM_VALUE_INVALID 0x02 | |
97 | #define ASENCODE_RESET_OCCURRED 0x00 | |
98 | #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 | |
99 | #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 | |
100 | #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 | |
101 | #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 | |
102 | #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 | |
103 | #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 | |
104 | #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 | |
105 | #define ASENCODE_OVERLAPPED_COMMAND 0x00 | |
1da177e4 LT |
106 | |
107 | #define BYTE0(x) (unsigned char)(x) | |
108 | #define BYTE1(x) (unsigned char)((x) >> 8) | |
109 | #define BYTE2(x) (unsigned char)((x) >> 16) | |
110 | #define BYTE3(x) (unsigned char)((x) >> 24) | |
111 | ||
112 | /*------------------------------------------------------------------------------ | |
113 | * S T R U C T S / T Y P E D E F S | |
114 | *----------------------------------------------------------------------------*/ | |
115 | /* SCSI inquiry data */ | |
116 | struct inquiry_data { | |
8ce3eca4 SM |
117 | u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ |
118 | u8 inqd_dtq; /* RMB | Device Type Qualifier */ | |
1da177e4 LT |
119 | u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ |
120 | u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ | |
121 | u8 inqd_len; /* Additional length (n-4) */ | |
122 | u8 inqd_pad1[2];/* Reserved - must be zero */ | |
123 | u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ | |
124 | u8 inqd_vid[8]; /* Vendor ID */ | |
125 | u8 inqd_pid[16];/* Product ID */ | |
126 | u8 inqd_prl[4]; /* Product Revision Level */ | |
127 | }; | |
128 | ||
129 | /* | |
130 | * M O D U L E G L O B A L S | |
131 | */ | |
8ce3eca4 | 132 | |
1da177e4 LT |
133 | static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); |
134 | static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); | |
0e68c003 | 135 | static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg); |
1da177e4 LT |
136 | static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); |
137 | #ifdef AAC_DETAILED_STATUS_INFO | |
138 | static char *aac_get_status_string(u32 status); | |
139 | #endif | |
140 | ||
141 | /* | |
142 | * Non dasd selection is handled entirely in aachba now | |
8ce3eca4 SM |
143 | */ |
144 | ||
1da177e4 | 145 | static int nondasd = -1; |
8ef22247 | 146 | static int aac_cache; |
1da177e4 | 147 | static int dacmode = -1; |
8ef22247 | 148 | int aac_msi; |
1208bab5 | 149 | int aac_commit = -1; |
404d9a90 MH |
150 | int startup_timeout = 180; |
151 | int aif_timeout = 120; | |
1da177e4 | 152 | |
9a72f976 | 153 | module_param(nondasd, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
154 | MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." |
155 | " 0=off, 1=on"); | |
95e852e1 | 156 | module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
157 | MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" |
158 | "\tbit 0 - Disable FUA in WRITE SCSI commands\n" | |
159 | "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" | |
160 | "\tbit 2 - Disable only if Battery not protecting Cache"); | |
9a72f976 | 161 | module_param(dacmode, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
162 | MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." |
163 | " 0=off, 1=on"); | |
1208bab5 | 164 | module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
165 | MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" |
166 | " adapter for foreign arrays.\n" | |
167 | "This is typically needed in systems that do not have a BIOS." | |
168 | " 0=off, 1=on"); | |
169 | module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); | |
170 | MODULE_PARM_DESC(msi, "IRQ handling." | |
171 | " 0=PIC(default), 1=MSI, 2=MSI-X(unsupported, uses MSI)"); | |
404d9a90 | 172 | module_param(startup_timeout, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
173 | MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" |
174 | " adapter to have it's kernel up and\n" | |
175 | "running. This is typically adjusted for large systems that do not" | |
176 | " have a BIOS."); | |
404d9a90 | 177 | module_param(aif_timeout, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
178 | MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" |
179 | " applications to pick up AIFs before\n" | |
180 | "deregistering them. This is typically adjusted for heavily burdened" | |
181 | " systems."); | |
1da177e4 | 182 | |
7c00ffa3 MH |
183 | int numacb = -1; |
184 | module_param(numacb, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
185 | MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" |
186 | " blocks (FIB) allocated. Valid values are 512 and down. Default is" | |
187 | " to use suggestion from Firmware."); | |
7c00ffa3 MH |
188 | |
189 | int acbsize = -1; | |
190 | module_param(acbsize, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
191 | MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" |
192 | " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" | |
193 | " suggestion from Firmware."); | |
653ba58d | 194 | |
29c97684 SM |
195 | int update_interval = 30 * 60; |
196 | module_param(update_interval, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
197 | MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" |
198 | " updates issued to adapter."); | |
29c97684 SM |
199 | |
200 | int check_interval = 24 * 60 * 60; | |
201 | module_param(check_interval, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
202 | MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" |
203 | " checks."); | |
29c97684 | 204 | |
87f3bda3 AM |
205 | int aac_check_reset = 1; |
206 | module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); | |
95e7a8ef | 207 | MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" |
8ef22247 SM |
208 | " adapter. a value of -1 forces the reset to adapters programmed to" |
209 | " ignore it."); | |
29c97684 | 210 | |
e37ee4be | 211 | int expose_physicals = -1; |
653ba58d | 212 | module_param(expose_physicals, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
213 | MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." |
214 | " -1=protect 0=off, 1=on"); | |
03d44337 | 215 | |
8ef22247 | 216 | int aac_reset_devices; |
1208bab5 SM |
217 | module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); |
218 | MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); | |
03d44337 MH |
219 | |
220 | static inline int aac_valid_context(struct scsi_cmnd *scsicmd, | |
221 | struct fib *fibptr) { | |
222 | struct scsi_device *device; | |
223 | ||
8ce3eca4 | 224 | if (unlikely(!scsicmd || !scsicmd->scsi_done)) { |
c835e372 | 225 | dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); |
8ce3eca4 SM |
226 | aac_fib_complete(fibptr); |
227 | aac_fib_free(fibptr); | |
228 | return 0; | |
229 | } | |
03d44337 MH |
230 | scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; |
231 | device = scsicmd->device; | |
232 | if (unlikely(!device || !scsi_device_online(device))) { | |
233 | dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); | |
234 | aac_fib_complete(fibptr); | |
235 | aac_fib_free(fibptr); | |
236 | return 0; | |
237 | } | |
238 | return 1; | |
239 | } | |
240 | ||
1da177e4 LT |
241 | /** |
242 | * aac_get_config_status - check the adapter configuration | |
243 | * @common: adapter to query | |
244 | * | |
245 | * Query config status, and commit the configuration if needed. | |
246 | */ | |
8c867b25 | 247 | int aac_get_config_status(struct aac_dev *dev, int commit_flag) |
1da177e4 LT |
248 | { |
249 | int status = 0; | |
250 | struct fib * fibptr; | |
251 | ||
bfb35aa8 | 252 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
253 | return -ENOMEM; |
254 | ||
bfb35aa8 | 255 | aac_fib_init(fibptr); |
1da177e4 LT |
256 | { |
257 | struct aac_get_config_status *dinfo; | |
258 | dinfo = (struct aac_get_config_status *) fib_data(fibptr); | |
259 | ||
260 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
261 | dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); | |
262 | dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); | |
263 | } | |
264 | ||
bfb35aa8 | 265 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
266 | fibptr, |
267 | sizeof (struct aac_get_config_status), | |
268 | FsaNormal, | |
269 | 1, 1, | |
270 | NULL, NULL); | |
8ce3eca4 | 271 | if (status < 0) { |
1da177e4 LT |
272 | printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); |
273 | } else { | |
274 | struct aac_get_config_status_resp *reply | |
275 | = (struct aac_get_config_status_resp *) fib_data(fibptr); | |
276 | dprintk((KERN_WARNING | |
277 | "aac_get_config_status: response=%d status=%d action=%d\n", | |
278 | le32_to_cpu(reply->response), | |
279 | le32_to_cpu(reply->status), | |
280 | le32_to_cpu(reply->data.action))); | |
281 | if ((le32_to_cpu(reply->response) != ST_OK) || | |
282 | (le32_to_cpu(reply->status) != CT_OK) || | |
283 | (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { | |
284 | printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); | |
285 | status = -EINVAL; | |
286 | } | |
287 | } | |
bfb35aa8 | 288 | aac_fib_complete(fibptr); |
1da177e4 LT |
289 | /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ |
290 | if (status >= 0) { | |
1208bab5 | 291 | if ((aac_commit == 1) || commit_flag) { |
1da177e4 | 292 | struct aac_commit_config * dinfo; |
bfb35aa8 | 293 | aac_fib_init(fibptr); |
1da177e4 | 294 | dinfo = (struct aac_commit_config *) fib_data(fibptr); |
8ce3eca4 | 295 | |
1da177e4 LT |
296 | dinfo->command = cpu_to_le32(VM_ContainerConfig); |
297 | dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); | |
8ce3eca4 | 298 | |
bfb35aa8 | 299 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
300 | fibptr, |
301 | sizeof (struct aac_commit_config), | |
302 | FsaNormal, | |
303 | 1, 1, | |
304 | NULL, NULL); | |
bfb35aa8 | 305 | aac_fib_complete(fibptr); |
1208bab5 | 306 | } else if (aac_commit == 0) { |
1da177e4 LT |
307 | printk(KERN_WARNING |
308 | "aac_get_config_status: Foreign device configurations are being ignored\n"); | |
309 | } | |
310 | } | |
bfb35aa8 | 311 | aac_fib_free(fibptr); |
1da177e4 LT |
312 | return status; |
313 | } | |
314 | ||
315 | /** | |
316 | * aac_get_containers - list containers | |
317 | * @common: adapter to probe | |
318 | * | |
319 | * Make a list of all containers on this controller | |
320 | */ | |
321 | int aac_get_containers(struct aac_dev *dev) | |
322 | { | |
323 | struct fsa_dev_info *fsa_dev_ptr; | |
8ce3eca4 | 324 | u32 index; |
1da177e4 LT |
325 | int status = 0; |
326 | struct fib * fibptr; | |
1da177e4 LT |
327 | struct aac_get_container_count *dinfo; |
328 | struct aac_get_container_count_resp *dresp; | |
329 | int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; | |
330 | ||
bfb35aa8 | 331 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
332 | return -ENOMEM; |
333 | ||
bfb35aa8 | 334 | aac_fib_init(fibptr); |
1da177e4 LT |
335 | dinfo = (struct aac_get_container_count *) fib_data(fibptr); |
336 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
337 | dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); | |
338 | ||
bfb35aa8 | 339 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
340 | fibptr, |
341 | sizeof (struct aac_get_container_count), | |
342 | FsaNormal, | |
343 | 1, 1, | |
344 | NULL, NULL); | |
345 | if (status >= 0) { | |
346 | dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); | |
347 | maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); | |
bfb35aa8 | 348 | aac_fib_complete(fibptr); |
1da177e4 | 349 | } |
fe76df42 | 350 | aac_fib_free(fibptr); |
1da177e4 LT |
351 | |
352 | if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) | |
353 | maximum_num_containers = MAXIMUM_NUM_CONTAINERS; | |
1a655040 | 354 | fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, |
fe76df42 MH |
355 | GFP_KERNEL); |
356 | if (!fsa_dev_ptr) | |
1da177e4 | 357 | return -ENOMEM; |
1da177e4 LT |
358 | |
359 | dev->fsa_dev = fsa_dev_ptr; | |
360 | dev->maximum_num_containers = maximum_num_containers; | |
361 | ||
fe76df42 | 362 | for (index = 0; index < dev->maximum_num_containers; ) { |
1da177e4 LT |
363 | fsa_dev_ptr[index].devname[0] = '\0'; |
364 | ||
fe76df42 | 365 | status = aac_probe_container(dev, index); |
1da177e4 | 366 | |
fe76df42 | 367 | if (status < 0) { |
1da177e4 LT |
368 | printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); |
369 | break; | |
370 | } | |
7a8cf29d | 371 | |
1da177e4 LT |
372 | /* |
373 | * If there are no more containers, then stop asking. | |
374 | */ | |
fe76df42 | 375 | if (++index >= status) |
1da177e4 | 376 | break; |
1da177e4 | 377 | } |
1da177e4 LT |
378 | return status; |
379 | } | |
380 | ||
1da177e4 LT |
381 | static void get_container_name_callback(void *context, struct fib * fibptr) |
382 | { | |
383 | struct aac_get_name_resp * get_name_reply; | |
384 | struct scsi_cmnd * scsicmd; | |
385 | ||
386 | scsicmd = (struct scsi_cmnd *) context; | |
387 | ||
03d44337 MH |
388 | if (!aac_valid_context(scsicmd, fibptr)) |
389 | return; | |
390 | ||
1da177e4 | 391 | dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); |
125e1874 | 392 | BUG_ON(fibptr == NULL); |
1da177e4 LT |
393 | |
394 | get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); | |
395 | /* Failure is irrelevant, using default value instead */ | |
396 | if ((le32_to_cpu(get_name_reply->status) == CT_OK) | |
397 | && (get_name_reply->data[0] != '\0')) { | |
3b2946cc | 398 | char *sp = get_name_reply->data; |
1da177e4 LT |
399 | sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; |
400 | while (*sp == ' ') | |
401 | ++sp; | |
3b2946cc | 402 | if (*sp) { |
d4345028 | 403 | struct inquiry_data inq; |
3b2946cc MH |
404 | char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; |
405 | int count = sizeof(d); | |
406 | char *dp = d; | |
407 | do { | |
408 | *dp++ = (*sp) ? *sp++ : ' '; | |
409 | } while (--count > 0); | |
d4345028 FT |
410 | |
411 | scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); | |
412 | memcpy(inq.inqd_pid, d, sizeof(d)); | |
413 | scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); | |
3b2946cc | 414 | } |
1da177e4 | 415 | } |
3b2946cc | 416 | |
1da177e4 LT |
417 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
418 | ||
bfb35aa8 MH |
419 | aac_fib_complete(fibptr); |
420 | aac_fib_free(fibptr); | |
8e0c5ebd | 421 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
422 | } |
423 | ||
424 | /** | |
425 | * aac_get_container_name - get container name, none blocking. | |
426 | */ | |
9e7c349c | 427 | static int aac_get_container_name(struct scsi_cmnd * scsicmd) |
1da177e4 LT |
428 | { |
429 | int status; | |
430 | struct aac_get_name *dinfo; | |
431 | struct fib * cmd_fibcontext; | |
432 | struct aac_dev * dev; | |
433 | ||
434 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
435 | ||
bfb35aa8 | 436 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) |
1da177e4 LT |
437 | return -ENOMEM; |
438 | ||
bfb35aa8 | 439 | aac_fib_init(cmd_fibcontext); |
1da177e4 LT |
440 | dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); |
441 | ||
442 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
443 | dinfo->type = cpu_to_le32(CT_READ_NAME); | |
9e7c349c | 444 | dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); |
1da177e4 LT |
445 | dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); |
446 | ||
bfb35aa8 | 447 | status = aac_fib_send(ContainerCommand, |
8ce3eca4 | 448 | cmd_fibcontext, |
1da177e4 | 449 | sizeof (struct aac_get_name), |
8ce3eca4 SM |
450 | FsaNormal, |
451 | 0, 1, | |
452 | (fib_callback)get_container_name_callback, | |
1da177e4 | 453 | (void *) scsicmd); |
8ce3eca4 | 454 | |
1da177e4 LT |
455 | /* |
456 | * Check that the command queued to the controller | |
457 | */ | |
77d644d4 MH |
458 | if (status == -EINPROGRESS) { |
459 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 460 | return 0; |
77d644d4 | 461 | } |
8ce3eca4 | 462 | |
bfb35aa8 MH |
463 | printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); |
464 | aac_fib_complete(cmd_fibcontext); | |
465 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
466 | return -1; |
467 | } | |
468 | ||
fe76df42 | 469 | static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) |
1da177e4 | 470 | { |
fe76df42 | 471 | struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; |
1da177e4 | 472 | |
1a655040 | 473 | if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) |
fe76df42 | 474 | return aac_scsi_cmd(scsicmd); |
1da177e4 | 475 | |
fe76df42 MH |
476 | scsicmd->result = DID_NO_CONNECT << 16; |
477 | scsicmd->scsi_done(scsicmd); | |
478 | return 0; | |
479 | } | |
480 | ||
1a655040 | 481 | static void _aac_probe_container2(void * context, struct fib * fibptr) |
fe76df42 | 482 | { |
03d44337 | 483 | struct fsa_dev_info *fsa_dev_ptr; |
fe76df42 | 484 | int (*callback)(struct scsi_cmnd *); |
03d44337 MH |
485 | struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; |
486 | ||
03d44337 | 487 | |
1a655040 SM |
488 | if (!aac_valid_context(scsicmd, fibptr)) |
489 | return; | |
fe76df42 MH |
490 | |
491 | scsicmd->SCp.Status = 0; | |
1a655040 | 492 | fsa_dev_ptr = fibptr->dev->fsa_dev; |
fe76df42 MH |
493 | if (fsa_dev_ptr) { |
494 | struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); | |
495 | fsa_dev_ptr += scmd_id(scsicmd); | |
496 | ||
497 | if ((le32_to_cpu(dresp->status) == ST_OK) && | |
498 | (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && | |
499 | (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { | |
500 | fsa_dev_ptr->valid = 1; | |
501 | fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); | |
502 | fsa_dev_ptr->size | |
503 | = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + | |
504 | (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); | |
505 | fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); | |
506 | } | |
507 | if ((fsa_dev_ptr->valid & 1) == 0) | |
508 | fsa_dev_ptr->valid = 0; | |
509 | scsicmd->SCp.Status = le32_to_cpu(dresp->count); | |
510 | } | |
511 | aac_fib_complete(fibptr); | |
512 | aac_fib_free(fibptr); | |
513 | callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); | |
514 | scsicmd->SCp.ptr = NULL; | |
1a655040 SM |
515 | (*callback)(scsicmd); |
516 | return; | |
fe76df42 MH |
517 | } |
518 | ||
1a655040 | 519 | static void _aac_probe_container1(void * context, struct fib * fibptr) |
fe76df42 MH |
520 | { |
521 | struct scsi_cmnd * scsicmd; | |
522 | struct aac_mount * dresp; | |
523 | struct aac_query_mount *dinfo; | |
524 | int status; | |
525 | ||
526 | dresp = (struct aac_mount *) fib_data(fibptr); | |
527 | dresp->mnt[0].capacityhigh = 0; | |
528 | if ((le32_to_cpu(dresp->status) != ST_OK) || | |
1a655040 SM |
529 | (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { |
530 | _aac_probe_container2(context, fibptr); | |
531 | return; | |
532 | } | |
fe76df42 | 533 | scsicmd = (struct scsi_cmnd *) context; |
1da177e4 | 534 | |
03d44337 | 535 | if (!aac_valid_context(scsicmd, fibptr)) |
1a655040 | 536 | return; |
03d44337 | 537 | |
bfb35aa8 | 538 | aac_fib_init(fibptr); |
1da177e4 LT |
539 | |
540 | dinfo = (struct aac_query_mount *)fib_data(fibptr); | |
541 | ||
fe76df42 MH |
542 | dinfo->command = cpu_to_le32(VM_NameServe64); |
543 | dinfo->count = cpu_to_le32(scmd_id(scsicmd)); | |
1da177e4 LT |
544 | dinfo->type = cpu_to_le32(FT_FILESYS); |
545 | ||
bfb35aa8 | 546 | status = aac_fib_send(ContainerCommand, |
fe76df42 MH |
547 | fibptr, |
548 | sizeof(struct aac_query_mount), | |
549 | FsaNormal, | |
550 | 0, 1, | |
1a655040 | 551 | _aac_probe_container2, |
fe76df42 MH |
552 | (void *) scsicmd); |
553 | /* | |
554 | * Check that the command queued to the controller | |
555 | */ | |
1a655040 | 556 | if (status == -EINPROGRESS) |
fe76df42 | 557 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
1a655040 | 558 | else if (status < 0) { |
fe76df42 MH |
559 | /* Inherit results from VM_NameServe, if any */ |
560 | dresp->status = cpu_to_le32(ST_OK); | |
1a655040 | 561 | _aac_probe_container2(context, fibptr); |
1da177e4 | 562 | } |
fe76df42 | 563 | } |
1da177e4 | 564 | |
fe76df42 MH |
565 | static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) |
566 | { | |
567 | struct fib * fibptr; | |
568 | int status = -ENOMEM; | |
569 | ||
570 | if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { | |
571 | struct aac_query_mount *dinfo; | |
572 | ||
573 | aac_fib_init(fibptr); | |
574 | ||
575 | dinfo = (struct aac_query_mount *)fib_data(fibptr); | |
1da177e4 | 576 | |
fe76df42 MH |
577 | dinfo->command = cpu_to_le32(VM_NameServe); |
578 | dinfo->count = cpu_to_le32(scmd_id(scsicmd)); | |
7a8cf29d | 579 | dinfo->type = cpu_to_le32(FT_FILESYS); |
fe76df42 | 580 | scsicmd->SCp.ptr = (char *)callback; |
7a8cf29d | 581 | |
fe76df42 MH |
582 | status = aac_fib_send(ContainerCommand, |
583 | fibptr, | |
584 | sizeof(struct aac_query_mount), | |
585 | FsaNormal, | |
586 | 0, 1, | |
1a655040 | 587 | _aac_probe_container1, |
fe76df42 MH |
588 | (void *) scsicmd); |
589 | /* | |
590 | * Check that the command queued to the controller | |
591 | */ | |
592 | if (status == -EINPROGRESS) { | |
593 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
594 | return 0; | |
595 | } | |
596 | if (status < 0) { | |
597 | scsicmd->SCp.ptr = NULL; | |
598 | aac_fib_complete(fibptr); | |
599 | aac_fib_free(fibptr); | |
600 | } | |
601 | } | |
602 | if (status < 0) { | |
603 | struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; | |
604 | if (fsa_dev_ptr) { | |
605 | fsa_dev_ptr += scmd_id(scsicmd); | |
606 | if ((fsa_dev_ptr->valid & 1) == 0) { | |
607 | fsa_dev_ptr->valid = 0; | |
608 | return (*callback)(scsicmd); | |
609 | } | |
610 | } | |
1da177e4 | 611 | } |
fe76df42 MH |
612 | return status; |
613 | } | |
1da177e4 | 614 | |
fe76df42 MH |
615 | /** |
616 | * aac_probe_container - query a logical volume | |
617 | * @dev: device to query | |
618 | * @cid: container identifier | |
619 | * | |
620 | * Queries the controller about the given volume. The volume information | |
621 | * is updated in the struct fsa_dev_info structure rather than returned. | |
622 | */ | |
623 | static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) | |
624 | { | |
625 | scsicmd->device = NULL; | |
626 | return 0; | |
627 | } | |
1da177e4 | 628 | |
fe76df42 MH |
629 | int aac_probe_container(struct aac_dev *dev, int cid) |
630 | { | |
631 | struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); | |
632 | struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); | |
633 | int status; | |
634 | ||
635 | if (!scsicmd || !scsidev) { | |
636 | kfree(scsicmd); | |
637 | kfree(scsidev); | |
638 | return -ENOMEM; | |
639 | } | |
640 | scsicmd->list.next = NULL; | |
1a655040 | 641 | scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; |
fe76df42 MH |
642 | |
643 | scsicmd->device = scsidev; | |
644 | scsidev->sdev_state = 0; | |
645 | scsidev->id = cid; | |
646 | scsidev->host = dev->scsi_host_ptr; | |
647 | ||
648 | if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) | |
649 | while (scsicmd->device == scsidev) | |
650 | schedule(); | |
802ae2f0 | 651 | kfree(scsidev); |
fe76df42 MH |
652 | status = scsicmd->SCp.Status; |
653 | kfree(scsicmd); | |
1da177e4 LT |
654 | return status; |
655 | } | |
656 | ||
657 | /* Local Structure to set SCSI inquiry data strings */ | |
658 | struct scsi_inq { | |
659 | char vid[8]; /* Vendor ID */ | |
660 | char pid[16]; /* Product ID */ | |
661 | char prl[4]; /* Product Revision Level */ | |
662 | }; | |
663 | ||
664 | /** | |
665 | * InqStrCopy - string merge | |
666 | * @a: string to copy from | |
667 | * @b: string to copy to | |
668 | * | |
8ce3eca4 | 669 | * Copy a String from one location to another |
1da177e4 LT |
670 | * without copying \0 |
671 | */ | |
672 | ||
673 | static void inqstrcpy(char *a, char *b) | |
674 | { | |
675 | ||
8ce3eca4 | 676 | while (*a != (char)0) |
1da177e4 LT |
677 | *b++ = *a++; |
678 | } | |
679 | ||
680 | static char *container_types[] = { | |
8ce3eca4 SM |
681 | "None", |
682 | "Volume", | |
683 | "Mirror", | |
684 | "Stripe", | |
685 | "RAID5", | |
686 | "SSRW", | |
687 | "SSRO", | |
688 | "Morph", | |
689 | "Legacy", | |
690 | "RAID4", | |
691 | "RAID10", | |
692 | "RAID00", | |
693 | "V-MIRRORS", | |
694 | "PSEUDO R4", | |
1da177e4 | 695 | "RAID50", |
84971738 MH |
696 | "RAID5D", |
697 | "RAID5D0", | |
698 | "RAID1E", | |
699 | "RAID6", | |
700 | "RAID60", | |
8ce3eca4 | 701 | "Unknown" |
1da177e4 LT |
702 | }; |
703 | ||
17eaacee SM |
704 | char * get_container_type(unsigned tindex) |
705 | { | |
706 | if (tindex >= ARRAY_SIZE(container_types)) | |
707 | tindex = ARRAY_SIZE(container_types) - 1; | |
708 | return container_types[tindex]; | |
709 | } | |
1da177e4 LT |
710 | |
711 | /* Function: setinqstr | |
712 | * | |
713 | * Arguments: [1] pointer to void [1] int | |
714 | * | |
715 | * Purpose: Sets SCSI inquiry data strings for vendor, product | |
716 | * and revision level. Allows strings to be set in platform dependant | |
717 | * files instead of in OS dependant driver source. | |
718 | */ | |
719 | ||
794d0601 | 720 | static void setinqstr(struct aac_dev *dev, void *data, int tindex) |
1da177e4 LT |
721 | { |
722 | struct scsi_inq *str; | |
1da177e4 | 723 | |
1da177e4 | 724 | str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ |
794d0601 MH |
725 | memset(str, ' ', sizeof(*str)); |
726 | ||
727 | if (dev->supplement_adapter_info.AdapterTypeText[0]) { | |
728 | char * cp = dev->supplement_adapter_info.AdapterTypeText; | |
3bc8070f SM |
729 | int c; |
730 | if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) | |
731 | inqstrcpy("SMC", str->vid); | |
732 | else { | |
733 | c = sizeof(str->vid); | |
734 | while (*cp && *cp != ' ' && --c) | |
735 | ++cp; | |
736 | c = *cp; | |
737 | *cp = '\0'; | |
738 | inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, | |
739 | str->vid); | |
740 | *cp = c; | |
741 | while (*cp && *cp != ' ') | |
742 | ++cp; | |
743 | } | |
794d0601 MH |
744 | while (*cp == ' ') |
745 | ++cp; | |
746 | /* last six chars reserved for vol type */ | |
747 | c = 0; | |
748 | if (strlen(cp) > sizeof(str->pid)) { | |
749 | c = cp[sizeof(str->pid)]; | |
750 | cp[sizeof(str->pid)] = '\0'; | |
751 | } | |
752 | inqstrcpy (cp, str->pid); | |
753 | if (c) | |
754 | cp[sizeof(str->pid)] = c; | |
755 | } else { | |
756 | struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); | |
6391a113 TK |
757 | |
758 | inqstrcpy (mp->vname, str->vid); | |
794d0601 MH |
759 | /* last six chars reserved for vol type */ |
760 | inqstrcpy (mp->model, str->pid); | |
761 | } | |
1da177e4 | 762 | |
6391a113 | 763 | if (tindex < ARRAY_SIZE(container_types)){ |
1da177e4 LT |
764 | char *findit = str->pid; |
765 | ||
766 | for ( ; *findit != ' '; findit++); /* walk till we find a space */ | |
767 | /* RAID is superfluous in the context of a RAID device */ | |
768 | if (memcmp(findit-4, "RAID", 4) == 0) | |
769 | *(findit -= 4) = ' '; | |
794d0601 MH |
770 | if (((findit - str->pid) + strlen(container_types[tindex])) |
771 | < (sizeof(str->pid) + sizeof(str->prl))) | |
772 | inqstrcpy (container_types[tindex], findit + 1); | |
1da177e4 LT |
773 | } |
774 | inqstrcpy ("V1.0", str->prl); | |
775 | } | |
776 | ||
88e2f98e SM |
777 | static void get_container_serial_callback(void *context, struct fib * fibptr) |
778 | { | |
779 | struct aac_get_serial_resp * get_serial_reply; | |
780 | struct scsi_cmnd * scsicmd; | |
781 | ||
782 | BUG_ON(fibptr == NULL); | |
783 | ||
784 | scsicmd = (struct scsi_cmnd *) context; | |
785 | if (!aac_valid_context(scsicmd, fibptr)) | |
786 | return; | |
787 | ||
788 | get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); | |
789 | /* Failure is irrelevant, using default value instead */ | |
790 | if (le32_to_cpu(get_serial_reply->status) == CT_OK) { | |
791 | char sp[13]; | |
792 | /* EVPD bit set */ | |
793 | sp[0] = INQD_PDT_DA; | |
794 | sp[1] = scsicmd->cmnd[2]; | |
795 | sp[2] = 0; | |
796 | sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", | |
797 | le32_to_cpu(get_serial_reply->uid)); | |
d4345028 | 798 | scsi_sg_copy_from_buffer(scsicmd, sp, sizeof(sp)); |
88e2f98e SM |
799 | } |
800 | ||
801 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
802 | ||
803 | aac_fib_complete(fibptr); | |
804 | aac_fib_free(fibptr); | |
805 | scsicmd->scsi_done(scsicmd); | |
806 | } | |
807 | ||
808 | /** | |
809 | * aac_get_container_serial - get container serial, none blocking. | |
810 | */ | |
811 | static int aac_get_container_serial(struct scsi_cmnd * scsicmd) | |
812 | { | |
813 | int status; | |
814 | struct aac_get_serial *dinfo; | |
815 | struct fib * cmd_fibcontext; | |
816 | struct aac_dev * dev; | |
817 | ||
818 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
819 | ||
820 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) | |
821 | return -ENOMEM; | |
822 | ||
823 | aac_fib_init(cmd_fibcontext); | |
824 | dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); | |
825 | ||
826 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
827 | dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); | |
828 | dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); | |
829 | ||
830 | status = aac_fib_send(ContainerCommand, | |
831 | cmd_fibcontext, | |
832 | sizeof (struct aac_get_serial), | |
833 | FsaNormal, | |
834 | 0, 1, | |
835 | (fib_callback) get_container_serial_callback, | |
836 | (void *) scsicmd); | |
837 | ||
838 | /* | |
839 | * Check that the command queued to the controller | |
840 | */ | |
841 | if (status == -EINPROGRESS) { | |
842 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
843 | return 0; | |
844 | } | |
845 | ||
846 | printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); | |
847 | aac_fib_complete(cmd_fibcontext); | |
848 | aac_fib_free(cmd_fibcontext); | |
849 | return -1; | |
850 | } | |
851 | ||
852 | /* Function: setinqserial | |
853 | * | |
854 | * Arguments: [1] pointer to void [1] int | |
855 | * | |
856 | * Purpose: Sets SCSI Unit Serial number. | |
857 | * This is a fake. We should read a proper | |
858 | * serial number from the container. <SuSE>But | |
859 | * without docs it's quite hard to do it :-) | |
860 | * So this will have to do in the meantime.</SuSE> | |
861 | */ | |
862 | ||
863 | static int setinqserial(struct aac_dev *dev, void *data, int cid) | |
864 | { | |
865 | /* | |
866 | * This breaks array migration. | |
867 | */ | |
868 | return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", | |
869 | le32_to_cpu(dev->adapter_info.serial[0]), cid); | |
870 | } | |
871 | ||
8e31e607 SM |
872 | static inline void set_sense(struct sense_data *sense_data, u8 sense_key, |
873 | u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) | |
1da177e4 | 874 | { |
8e31e607 SM |
875 | u8 *sense_buf = (u8 *)sense_data; |
876 | /* Sense data valid, err code 70h */ | |
877 | sense_buf[0] = 0x70; /* No info field */ | |
1da177e4 LT |
878 | sense_buf[1] = 0; /* Segment number, always zero */ |
879 | ||
8e31e607 | 880 | sense_buf[2] = sense_key; /* Sense key */ |
1da177e4 LT |
881 | |
882 | sense_buf[12] = sense_code; /* Additional sense code */ | |
883 | sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ | |
8e31e607 | 884 | |
1da177e4 | 885 | if (sense_key == ILLEGAL_REQUEST) { |
8e31e607 | 886 | sense_buf[7] = 10; /* Additional sense length */ |
1da177e4 | 887 | |
8e31e607 | 888 | sense_buf[15] = bit_pointer; |
1da177e4 | 889 | /* Illegal parameter is in the parameter block */ |
1da177e4 | 890 | if (sense_code == SENCODE_INVALID_CDB_FIELD) |
8e31e607 | 891 | sense_buf[15] |= 0xc0;/* Std sense key specific field */ |
1da177e4 | 892 | /* Illegal parameter is in the CDB block */ |
1da177e4 LT |
893 | sense_buf[16] = field_pointer >> 8; /* MSB */ |
894 | sense_buf[17] = field_pointer; /* LSB */ | |
8e31e607 SM |
895 | } else |
896 | sense_buf[7] = 6; /* Additional sense length */ | |
1da177e4 LT |
897 | } |
898 | ||
e8f32de5 MH |
899 | static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) |
900 | { | |
901 | if (lba & 0xffffffff00000000LL) { | |
902 | int cid = scmd_id(cmd); | |
903 | dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); | |
904 | cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
905 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
906 | set_sense(&dev->fsa_dev[cid].sense_data, |
907 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
908 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
e8f32de5 | 909 | memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
910 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
911 | SCSI_SENSE_BUFFERSIZE)); | |
e8f32de5 MH |
912 | cmd->scsi_done(cmd); |
913 | return 1; | |
914 | } | |
915 | return 0; | |
916 | } | |
917 | ||
918 | static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) | |
919 | { | |
920 | return 0; | |
921 | } | |
922 | ||
923 | static void io_callback(void *context, struct fib * fibptr); | |
924 | ||
925 | static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
926 | { | |
927 | u16 fibsize; | |
928 | struct aac_raw_io *readcmd; | |
929 | aac_fib_init(fib); | |
930 | readcmd = (struct aac_raw_io *) fib_data(fib); | |
931 | readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); | |
932 | readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
933 | readcmd->count = cpu_to_le32(count<<9); | |
934 | readcmd->cid = cpu_to_le16(scmd_id(cmd)); | |
9d399cc7 | 935 | readcmd->flags = cpu_to_le16(IO_TYPE_READ); |
e8f32de5 MH |
936 | readcmd->bpTotal = 0; |
937 | readcmd->bpComplete = 0; | |
938 | ||
939 | aac_build_sgraw(cmd, &readcmd->sg); | |
940 | fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); | |
941 | BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); | |
942 | /* | |
943 | * Now send the Fib to the adapter | |
944 | */ | |
945 | return aac_fib_send(ContainerRawIo, | |
946 | fib, | |
947 | fibsize, | |
948 | FsaNormal, | |
949 | 0, 1, | |
950 | (fib_callback) io_callback, | |
951 | (void *) cmd); | |
952 | } | |
953 | ||
954 | static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
955 | { | |
956 | u16 fibsize; | |
957 | struct aac_read64 *readcmd; | |
958 | aac_fib_init(fib); | |
959 | readcmd = (struct aac_read64 *) fib_data(fib); | |
960 | readcmd->command = cpu_to_le32(VM_CtHostRead64); | |
961 | readcmd->cid = cpu_to_le16(scmd_id(cmd)); | |
962 | readcmd->sector_count = cpu_to_le16(count); | |
963 | readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); | |
964 | readcmd->pad = 0; | |
965 | readcmd->flags = 0; | |
966 | ||
967 | aac_build_sg64(cmd, &readcmd->sg); | |
968 | fibsize = sizeof(struct aac_read64) + | |
969 | ((le32_to_cpu(readcmd->sg.count) - 1) * | |
970 | sizeof (struct sgentry64)); | |
971 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
972 | sizeof(struct aac_fibhdr))); | |
973 | /* | |
974 | * Now send the Fib to the adapter | |
975 | */ | |
976 | return aac_fib_send(ContainerCommand64, | |
977 | fib, | |
978 | fibsize, | |
979 | FsaNormal, | |
980 | 0, 1, | |
981 | (fib_callback) io_callback, | |
982 | (void *) cmd); | |
983 | } | |
984 | ||
985 | static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
986 | { | |
987 | u16 fibsize; | |
988 | struct aac_read *readcmd; | |
989 | aac_fib_init(fib); | |
990 | readcmd = (struct aac_read *) fib_data(fib); | |
991 | readcmd->command = cpu_to_le32(VM_CtBlockRead); | |
f3307f72 | 992 | readcmd->cid = cpu_to_le32(scmd_id(cmd)); |
e8f32de5 MH |
993 | readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); |
994 | readcmd->count = cpu_to_le32(count * 512); | |
995 | ||
996 | aac_build_sg(cmd, &readcmd->sg); | |
997 | fibsize = sizeof(struct aac_read) + | |
998 | ((le32_to_cpu(readcmd->sg.count) - 1) * | |
999 | sizeof (struct sgentry)); | |
1000 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1001 | sizeof(struct aac_fibhdr))); | |
1002 | /* | |
1003 | * Now send the Fib to the adapter | |
1004 | */ | |
1005 | return aac_fib_send(ContainerCommand, | |
1006 | fib, | |
1007 | fibsize, | |
1008 | FsaNormal, | |
1009 | 0, 1, | |
1010 | (fib_callback) io_callback, | |
1011 | (void *) cmd); | |
1012 | } | |
1013 | ||
9d399cc7 | 1014 | static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
1015 | { |
1016 | u16 fibsize; | |
1017 | struct aac_raw_io *writecmd; | |
1018 | aac_fib_init(fib); | |
1019 | writecmd = (struct aac_raw_io *) fib_data(fib); | |
1020 | writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); | |
1021 | writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
1022 | writecmd->count = cpu_to_le32(count<<9); | |
1023 | writecmd->cid = cpu_to_le16(scmd_id(cmd)); | |
95e852e1 SM |
1024 | writecmd->flags = (fua && ((aac_cache & 5) != 1) && |
1025 | (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? | |
9d399cc7 SM |
1026 | cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : |
1027 | cpu_to_le16(IO_TYPE_WRITE); | |
e8f32de5 MH |
1028 | writecmd->bpTotal = 0; |
1029 | writecmd->bpComplete = 0; | |
1030 | ||
1031 | aac_build_sgraw(cmd, &writecmd->sg); | |
1032 | fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); | |
1033 | BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); | |
1034 | /* | |
1035 | * Now send the Fib to the adapter | |
1036 | */ | |
1037 | return aac_fib_send(ContainerRawIo, | |
1038 | fib, | |
1039 | fibsize, | |
1040 | FsaNormal, | |
1041 | 0, 1, | |
1042 | (fib_callback) io_callback, | |
1043 | (void *) cmd); | |
1044 | } | |
1045 | ||
9d399cc7 | 1046 | static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
1047 | { |
1048 | u16 fibsize; | |
1049 | struct aac_write64 *writecmd; | |
1050 | aac_fib_init(fib); | |
1051 | writecmd = (struct aac_write64 *) fib_data(fib); | |
1052 | writecmd->command = cpu_to_le32(VM_CtHostWrite64); | |
1053 | writecmd->cid = cpu_to_le16(scmd_id(cmd)); | |
1054 | writecmd->sector_count = cpu_to_le16(count); | |
1055 | writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); | |
1056 | writecmd->pad = 0; | |
1057 | writecmd->flags = 0; | |
1058 | ||
1059 | aac_build_sg64(cmd, &writecmd->sg); | |
1060 | fibsize = sizeof(struct aac_write64) + | |
1061 | ((le32_to_cpu(writecmd->sg.count) - 1) * | |
1062 | sizeof (struct sgentry64)); | |
1063 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1064 | sizeof(struct aac_fibhdr))); | |
1065 | /* | |
1066 | * Now send the Fib to the adapter | |
1067 | */ | |
1068 | return aac_fib_send(ContainerCommand64, | |
1069 | fib, | |
1070 | fibsize, | |
1071 | FsaNormal, | |
1072 | 0, 1, | |
1073 | (fib_callback) io_callback, | |
1074 | (void *) cmd); | |
1075 | } | |
1076 | ||
9d399cc7 | 1077 | static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
1078 | { |
1079 | u16 fibsize; | |
1080 | struct aac_write *writecmd; | |
1081 | aac_fib_init(fib); | |
1082 | writecmd = (struct aac_write *) fib_data(fib); | |
1083 | writecmd->command = cpu_to_le32(VM_CtBlockWrite); | |
f3307f72 | 1084 | writecmd->cid = cpu_to_le32(scmd_id(cmd)); |
e8f32de5 MH |
1085 | writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); |
1086 | writecmd->count = cpu_to_le32(count * 512); | |
1087 | writecmd->sg.count = cpu_to_le32(1); | |
1088 | /* ->stable is not used - it did mean which type of write */ | |
1089 | ||
1090 | aac_build_sg(cmd, &writecmd->sg); | |
1091 | fibsize = sizeof(struct aac_write) + | |
1092 | ((le32_to_cpu(writecmd->sg.count) - 1) * | |
1093 | sizeof (struct sgentry)); | |
1094 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1095 | sizeof(struct aac_fibhdr))); | |
1096 | /* | |
1097 | * Now send the Fib to the adapter | |
1098 | */ | |
1099 | return aac_fib_send(ContainerCommand, | |
1100 | fib, | |
1101 | fibsize, | |
1102 | FsaNormal, | |
1103 | 0, 1, | |
1104 | (fib_callback) io_callback, | |
1105 | (void *) cmd); | |
1106 | } | |
1107 | ||
1108 | static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) | |
1109 | { | |
1110 | struct aac_srb * srbcmd; | |
1111 | u32 flag; | |
1112 | u32 timeout; | |
1113 | ||
1114 | aac_fib_init(fib); | |
1115 | switch(cmd->sc_data_direction){ | |
1116 | case DMA_TO_DEVICE: | |
1117 | flag = SRB_DataOut; | |
1118 | break; | |
1119 | case DMA_BIDIRECTIONAL: | |
1120 | flag = SRB_DataIn | SRB_DataOut; | |
1121 | break; | |
1122 | case DMA_FROM_DEVICE: | |
1123 | flag = SRB_DataIn; | |
1124 | break; | |
1125 | case DMA_NONE: | |
1126 | default: /* shuts up some versions of gcc */ | |
1127 | flag = SRB_NoDataXfer; | |
1128 | break; | |
1129 | } | |
1130 | ||
1131 | srbcmd = (struct aac_srb*) fib_data(fib); | |
1132 | srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); | |
1133 | srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); | |
1134 | srbcmd->id = cpu_to_le32(scmd_id(cmd)); | |
1135 | srbcmd->lun = cpu_to_le32(cmd->device->lun); | |
1136 | srbcmd->flags = cpu_to_le32(flag); | |
1137 | timeout = cmd->timeout_per_command/HZ; | |
1138 | if (timeout == 0) | |
1139 | timeout = 1; | |
1140 | srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds | |
1141 | srbcmd->retry_limit = 0; /* Obsolete parameter */ | |
1142 | srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); | |
1143 | return srbcmd; | |
1144 | } | |
1145 | ||
1146 | static void aac_srb_callback(void *context, struct fib * fibptr); | |
1147 | ||
1148 | static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) | |
1149 | { | |
1150 | u16 fibsize; | |
1151 | struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); | |
1152 | ||
1153 | aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); | |
727eead6 | 1154 | srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); |
e8f32de5 MH |
1155 | |
1156 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
1157 | memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); | |
1158 | /* | |
1159 | * Build Scatter/Gather list | |
1160 | */ | |
1161 | fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + | |
1162 | ((le32_to_cpu(srbcmd->sg.count) & 0xff) * | |
1163 | sizeof (struct sgentry64)); | |
1164 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1165 | sizeof(struct aac_fibhdr))); | |
1166 | ||
1167 | /* | |
1168 | * Now send the Fib to the adapter | |
1169 | */ | |
1170 | return aac_fib_send(ScsiPortCommand64, fib, | |
1171 | fibsize, FsaNormal, 0, 1, | |
1172 | (fib_callback) aac_srb_callback, | |
1173 | (void *) cmd); | |
1174 | } | |
1175 | ||
1176 | static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) | |
1177 | { | |
1178 | u16 fibsize; | |
1179 | struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); | |
1180 | ||
1181 | aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); | |
727eead6 | 1182 | srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); |
e8f32de5 MH |
1183 | |
1184 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
1185 | memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); | |
1186 | /* | |
1187 | * Build Scatter/Gather list | |
1188 | */ | |
1189 | fibsize = sizeof (struct aac_srb) + | |
1190 | (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * | |
1191 | sizeof (struct sgentry)); | |
1192 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1193 | sizeof(struct aac_fibhdr))); | |
1194 | ||
1195 | /* | |
1196 | * Now send the Fib to the adapter | |
1197 | */ | |
1198 | return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, | |
1199 | (fib_callback) aac_srb_callback, (void *) cmd); | |
1200 | } | |
1201 | ||
94cf6ba1 SM |
1202 | static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) |
1203 | { | |
1204 | if ((sizeof(dma_addr_t) > 4) && | |
1205 | (num_physpages > (0xFFFFFFFFULL >> PAGE_SHIFT)) && | |
1206 | (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) | |
1207 | return FAILED; | |
1208 | return aac_scsi_32(fib, cmd); | |
1209 | } | |
1210 | ||
1da177e4 LT |
1211 | int aac_get_adapter_info(struct aac_dev* dev) |
1212 | { | |
1213 | struct fib* fibptr; | |
1da177e4 LT |
1214 | int rcode; |
1215 | u32 tmp; | |
84971738 MH |
1216 | struct aac_adapter_info *info; |
1217 | struct aac_bus_info *command; | |
1218 | struct aac_bus_info_response *bus_info; | |
7c00ffa3 | 1219 | |
bfb35aa8 | 1220 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
1221 | return -ENOMEM; |
1222 | ||
bfb35aa8 | 1223 | aac_fib_init(fibptr); |
7c00ffa3 MH |
1224 | info = (struct aac_adapter_info *) fib_data(fibptr); |
1225 | memset(info,0,sizeof(*info)); | |
1da177e4 | 1226 | |
bfb35aa8 | 1227 | rcode = aac_fib_send(RequestAdapterInfo, |
8ce3eca4 | 1228 | fibptr, |
7c00ffa3 | 1229 | sizeof(*info), |
8ce3eca4 | 1230 | FsaNormal, |
9203344c | 1231 | -1, 1, /* First `interrupt' command uses special wait */ |
8ce3eca4 | 1232 | NULL, |
7c00ffa3 MH |
1233 | NULL); |
1234 | ||
1235 | if (rcode < 0) { | |
bfb35aa8 MH |
1236 | aac_fib_complete(fibptr); |
1237 | aac_fib_free(fibptr); | |
7c00ffa3 MH |
1238 | return rcode; |
1239 | } | |
1240 | memcpy(&dev->adapter_info, info, sizeof(*info)); | |
1da177e4 | 1241 | |
7c00ffa3 | 1242 | if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { |
06a43d17 | 1243 | struct aac_supplement_adapter_info * sinfo; |
7c00ffa3 | 1244 | |
bfb35aa8 | 1245 | aac_fib_init(fibptr); |
7c00ffa3 | 1246 | |
06a43d17 | 1247 | sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); |
7c00ffa3 | 1248 | |
06a43d17 | 1249 | memset(sinfo,0,sizeof(*sinfo)); |
7c00ffa3 | 1250 | |
bfb35aa8 | 1251 | rcode = aac_fib_send(RequestSupplementAdapterInfo, |
7c00ffa3 | 1252 | fibptr, |
06a43d17 | 1253 | sizeof(*sinfo), |
7c00ffa3 MH |
1254 | FsaNormal, |
1255 | 1, 1, | |
1256 | NULL, | |
1257 | NULL); | |
1258 | ||
1259 | if (rcode >= 0) | |
06a43d17 | 1260 | memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); |
7c00ffa3 | 1261 | } |
1da177e4 | 1262 | |
84971738 | 1263 | |
8ce3eca4 SM |
1264 | /* |
1265 | * GetBusInfo | |
84971738 MH |
1266 | */ |
1267 | ||
bfb35aa8 | 1268 | aac_fib_init(fibptr); |
84971738 MH |
1269 | |
1270 | bus_info = (struct aac_bus_info_response *) fib_data(fibptr); | |
1271 | ||
1272 | memset(bus_info, 0, sizeof(*bus_info)); | |
1273 | ||
1274 | command = (struct aac_bus_info *)bus_info; | |
1275 | ||
1276 | command->Command = cpu_to_le32(VM_Ioctl); | |
1277 | command->ObjType = cpu_to_le32(FT_DRIVE); | |
1278 | command->MethodId = cpu_to_le32(1); | |
1279 | command->CtlCmd = cpu_to_le32(GetBusInfo); | |
1280 | ||
bfb35aa8 | 1281 | rcode = aac_fib_send(ContainerCommand, |
84971738 MH |
1282 | fibptr, |
1283 | sizeof (*bus_info), | |
1284 | FsaNormal, | |
1285 | 1, 1, | |
1286 | NULL, NULL); | |
1287 | ||
94cf6ba1 SM |
1288 | /* reasoned default */ |
1289 | dev->maximum_num_physicals = 16; | |
84971738 MH |
1290 | if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { |
1291 | dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); | |
1292 | dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); | |
1293 | } | |
1294 | ||
8c867b25 | 1295 | if (!dev->in_reset) { |
24f02e1d | 1296 | char buffer[16]; |
8c867b25 MH |
1297 | tmp = le32_to_cpu(dev->adapter_info.kernelrev); |
1298 | printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", | |
8ce3eca4 | 1299 | dev->name, |
1da177e4 LT |
1300 | dev->id, |
1301 | tmp>>24, | |
1302 | (tmp>>16)&0xff, | |
1303 | tmp&0xff, | |
7c00ffa3 MH |
1304 | le32_to_cpu(dev->adapter_info.kernelbuild), |
1305 | (int)sizeof(dev->supplement_adapter_info.BuildDate), | |
1306 | dev->supplement_adapter_info.BuildDate); | |
8c867b25 MH |
1307 | tmp = le32_to_cpu(dev->adapter_info.monitorrev); |
1308 | printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", | |
1da177e4 LT |
1309 | dev->name, dev->id, |
1310 | tmp>>24,(tmp>>16)&0xff,tmp&0xff, | |
1311 | le32_to_cpu(dev->adapter_info.monitorbuild)); | |
8c867b25 MH |
1312 | tmp = le32_to_cpu(dev->adapter_info.biosrev); |
1313 | printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", | |
1da177e4 LT |
1314 | dev->name, dev->id, |
1315 | tmp>>24,(tmp>>16)&0xff,tmp&0xff, | |
1316 | le32_to_cpu(dev->adapter_info.biosbuild)); | |
24f02e1d SM |
1317 | buffer[0] = '\0'; |
1318 | if (aac_show_serial_number( | |
1319 | shost_to_class(dev->scsi_host_ptr), buffer)) | |
1320 | printk(KERN_INFO "%s%d: serial %s", | |
1321 | dev->name, dev->id, buffer); | |
a45c863f SM |
1322 | if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { |
1323 | printk(KERN_INFO "%s%d: TSID %.*s\n", | |
1324 | dev->name, dev->id, | |
1325 | (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), | |
1326 | dev->supplement_adapter_info.VpdInfo.Tsid); | |
1327 | } | |
2f7ecc55 | 1328 | if (!aac_check_reset || ((aac_check_reset == 1) && |
a3940da5 SM |
1329 | (dev->supplement_adapter_info.SupportedOptions2 & |
1330 | AAC_OPTION_IGNORE_RESET))) { | |
29c97684 SM |
1331 | printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", |
1332 | dev->name, dev->id); | |
1333 | } | |
8c867b25 | 1334 | } |
1da177e4 | 1335 | |
95e852e1 | 1336 | dev->cache_protected = 0; |
cb1042f2 SM |
1337 | dev->jbod = ((dev->supplement_adapter_info.FeatureBits & |
1338 | AAC_FEATURE_JBOD) != 0); | |
1da177e4 LT |
1339 | dev->nondasd_support = 0; |
1340 | dev->raid_scsi_mode = 0; | |
95e852e1 | 1341 | if(dev->adapter_info.options & AAC_OPT_NONDASD) |
1da177e4 | 1342 | dev->nondasd_support = 1; |
1da177e4 LT |
1343 | |
1344 | /* | |
1345 | * If the firmware supports ROMB RAID/SCSI mode and we are currently | |
1346 | * in RAID/SCSI mode, set the flag. For now if in this mode we will | |
1347 | * force nondasd support on. If we decide to allow the non-dasd flag | |
1348 | * additional changes changes will have to be made to support | |
1349 | * RAID/SCSI. the function aac_scsi_cmd in this module will have to be | |
1350 | * changed to support the new dev->raid_scsi_mode flag instead of | |
1351 | * leaching off of the dev->nondasd_support flag. Also in linit.c the | |
1352 | * function aac_detect will have to be modified where it sets up the | |
1353 | * max number of channels based on the aac->nondasd_support flag only. | |
1354 | */ | |
1355 | if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && | |
1356 | (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { | |
1357 | dev->nondasd_support = 1; | |
1358 | dev->raid_scsi_mode = 1; | |
1359 | } | |
1360 | if (dev->raid_scsi_mode != 0) | |
1361 | printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", | |
1362 | dev->name, dev->id); | |
8ce3eca4 | 1363 | |
95e852e1 | 1364 | if (nondasd != -1) |
1da177e4 | 1365 | dev->nondasd_support = (nondasd!=0); |
2f7ecc55 | 1366 | if (dev->nondasd_support && !dev->in_reset) |
1da177e4 | 1367 | printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); |
1da177e4 LT |
1368 | |
1369 | dev->dac_support = 0; | |
1370 | if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ | |
2f7ecc55 SM |
1371 | if (!dev->in_reset) |
1372 | printk(KERN_INFO "%s%d: 64bit support enabled.\n", | |
1373 | dev->name, dev->id); | |
1da177e4 LT |
1374 | dev->dac_support = 1; |
1375 | } | |
1376 | ||
1377 | if(dacmode != -1) { | |
1378 | dev->dac_support = (dacmode!=0); | |
1379 | } | |
1380 | if(dev->dac_support != 0) { | |
71e0f32f JB |
1381 | if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && |
1382 | !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { | |
2f7ecc55 SM |
1383 | if (!dev->in_reset) |
1384 | printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", | |
1385 | dev->name, dev->id); | |
71e0f32f JB |
1386 | } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && |
1387 | !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { | |
1da177e4 LT |
1388 | printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", |
1389 | dev->name, dev->id); | |
1390 | dev->dac_support = 0; | |
1391 | } else { | |
1392 | printk(KERN_WARNING"%s%d: No suitable DMA available.\n", | |
1393 | dev->name, dev->id); | |
1394 | rcode = -ENOMEM; | |
1395 | } | |
1396 | } | |
8ce3eca4 | 1397 | /* |
e8f32de5 MH |
1398 | * Deal with configuring for the individualized limits of each packet |
1399 | * interface. | |
7c00ffa3 | 1400 | */ |
e8f32de5 | 1401 | dev->a_ops.adapter_scsi = (dev->dac_support) |
94cf6ba1 SM |
1402 | ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) |
1403 | ? aac_scsi_32_64 | |
1404 | : aac_scsi_64) | |
e8f32de5 MH |
1405 | : aac_scsi_32; |
1406 | if (dev->raw_io_interface) { | |
1407 | dev->a_ops.adapter_bounds = (dev->raw_io_64) | |
1408 | ? aac_bounds_64 | |
1409 | : aac_bounds_32; | |
1410 | dev->a_ops.adapter_read = aac_read_raw_io; | |
1411 | dev->a_ops.adapter_write = aac_write_raw_io; | |
1412 | } else { | |
1413 | dev->a_ops.adapter_bounds = aac_bounds_32; | |
0e68c003 | 1414 | dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - |
7c00ffa3 | 1415 | sizeof(struct aac_fibhdr) - |
63a70eea MH |
1416 | sizeof(struct aac_write) + sizeof(struct sgentry)) / |
1417 | sizeof(struct sgentry); | |
0e68c003 | 1418 | if (dev->dac_support) { |
e8f32de5 MH |
1419 | dev->a_ops.adapter_read = aac_read_block64; |
1420 | dev->a_ops.adapter_write = aac_write_block64; | |
8ce3eca4 SM |
1421 | /* |
1422 | * 38 scatter gather elements | |
0e68c003 MH |
1423 | */ |
1424 | dev->scsi_host_ptr->sg_tablesize = | |
1425 | (dev->max_fib_size - | |
1426 | sizeof(struct aac_fibhdr) - | |
1427 | sizeof(struct aac_write64) + | |
63a70eea MH |
1428 | sizeof(struct sgentry64)) / |
1429 | sizeof(struct sgentry64); | |
e8f32de5 MH |
1430 | } else { |
1431 | dev->a_ops.adapter_read = aac_read_block; | |
1432 | dev->a_ops.adapter_write = aac_write_block; | |
0e68c003 MH |
1433 | } |
1434 | dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; | |
1435 | if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { | |
1436 | /* | |
1437 | * Worst case size that could cause sg overflow when | |
1438 | * we break up SG elements that are larger than 64KB. | |
1439 | * Would be nice if we could tell the SCSI layer what | |
1440 | * the maximum SG element size can be. Worst case is | |
1441 | * (sg_tablesize-1) 4KB elements with one 64KB | |
1442 | * element. | |
1443 | * 32bit -> 468 or 238KB 64bit -> 424 or 212KB | |
1444 | */ | |
1445 | dev->scsi_host_ptr->max_sectors = | |
1446 | (dev->scsi_host_ptr->sg_tablesize * 8) + 112; | |
1447 | } | |
7c00ffa3 | 1448 | } |
1da177e4 | 1449 | |
bfb35aa8 MH |
1450 | aac_fib_complete(fibptr); |
1451 | aac_fib_free(fibptr); | |
1da177e4 LT |
1452 | |
1453 | return rcode; | |
1454 | } | |
1455 | ||
1456 | ||
e53cb35a | 1457 | static void io_callback(void *context, struct fib * fibptr) |
1da177e4 LT |
1458 | { |
1459 | struct aac_dev *dev; | |
1460 | struct aac_read_reply *readreply; | |
1461 | struct scsi_cmnd *scsicmd; | |
1da177e4 LT |
1462 | u32 cid; |
1463 | ||
1464 | scsicmd = (struct scsi_cmnd *) context; | |
1465 | ||
03d44337 MH |
1466 | if (!aac_valid_context(scsicmd, fibptr)) |
1467 | return; | |
1468 | ||
1a655040 | 1469 | dev = fibptr->dev; |
e5718774 | 1470 | cid = scmd_id(scsicmd); |
1da177e4 | 1471 | |
7a8cf29d MH |
1472 | if (nblank(dprintk(x))) { |
1473 | u64 lba; | |
1474 | switch (scsicmd->cmnd[0]) { | |
1475 | case WRITE_6: | |
1476 | case READ_6: | |
1477 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | | |
1478 | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
1479 | break; | |
1480 | case WRITE_16: | |
1481 | case READ_16: | |
1482 | lba = ((u64)scsicmd->cmnd[2] << 56) | | |
1483 | ((u64)scsicmd->cmnd[3] << 48) | | |
1484 | ((u64)scsicmd->cmnd[4] << 40) | | |
1485 | ((u64)scsicmd->cmnd[5] << 32) | | |
1486 | ((u64)scsicmd->cmnd[6] << 24) | | |
1487 | (scsicmd->cmnd[7] << 16) | | |
1488 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
1489 | break; | |
1490 | case WRITE_12: | |
1491 | case READ_12: | |
1492 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
1493 | (scsicmd->cmnd[3] << 16) | | |
1494 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1495 | break; | |
1496 | default: | |
1497 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
1498 | (scsicmd->cmnd[3] << 16) | | |
1499 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1500 | break; | |
1501 | } | |
1502 | printk(KERN_DEBUG | |
1503 | "io_callback[cpu %d]: lba = %llu, t = %ld.\n", | |
1504 | smp_processor_id(), (unsigned long long)lba, jiffies); | |
1505 | } | |
1da177e4 | 1506 | |
125e1874 | 1507 | BUG_ON(fibptr == NULL); |
727eead6 FT |
1508 | |
1509 | scsi_dma_unmap(scsicmd); | |
1510 | ||
1da177e4 LT |
1511 | readreply = (struct aac_read_reply *)fib_data(fibptr); |
1512 | if (le32_to_cpu(readreply->status) == ST_OK) | |
1513 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1514 | else { | |
7c00ffa3 | 1515 | #ifdef AAC_DETAILED_STATUS_INFO |
e53cb35a | 1516 | printk(KERN_WARNING "io_callback: io failed, status = %d\n", |
7c00ffa3 MH |
1517 | le32_to_cpu(readreply->status)); |
1518 | #endif | |
1da177e4 | 1519 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
8e31e607 SM |
1520 | set_sense(&dev->fsa_dev[cid].sense_data, |
1521 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
1522 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
1da177e4 | 1523 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
1524 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
1525 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 | 1526 | } |
bfb35aa8 MH |
1527 | aac_fib_complete(fibptr); |
1528 | aac_fib_free(fibptr); | |
1da177e4 | 1529 | |
8e0c5ebd | 1530 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
1531 | } |
1532 | ||
9e7c349c | 1533 | static int aac_read(struct scsi_cmnd * scsicmd) |
1da177e4 | 1534 | { |
7a8cf29d | 1535 | u64 lba; |
1da177e4 LT |
1536 | u32 count; |
1537 | int status; | |
1da177e4 LT |
1538 | struct aac_dev *dev; |
1539 | struct fib * cmd_fibcontext; | |
1540 | ||
1541 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
1542 | /* | |
1543 | * Get block address and transfer length | |
1544 | */ | |
7a8cf29d MH |
1545 | switch (scsicmd->cmnd[0]) { |
1546 | case READ_6: | |
9e7c349c | 1547 | dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); |
1da177e4 | 1548 | |
8ce3eca4 | 1549 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | |
7a8cf29d | 1550 | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; |
1da177e4 LT |
1551 | count = scsicmd->cmnd[4]; |
1552 | ||
1553 | if (count == 0) | |
1554 | count = 256; | |
7a8cf29d MH |
1555 | break; |
1556 | case READ_16: | |
9e7c349c | 1557 | dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1558 | |
8ce3eca4 SM |
1559 | lba = ((u64)scsicmd->cmnd[2] << 56) | |
1560 | ((u64)scsicmd->cmnd[3] << 48) | | |
7a8cf29d MH |
1561 | ((u64)scsicmd->cmnd[4] << 40) | |
1562 | ((u64)scsicmd->cmnd[5] << 32) | | |
8ce3eca4 | 1563 | ((u64)scsicmd->cmnd[6] << 24) | |
7a8cf29d MH |
1564 | (scsicmd->cmnd[7] << 16) | |
1565 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
8ce3eca4 | 1566 | count = (scsicmd->cmnd[10] << 24) | |
7a8cf29d MH |
1567 | (scsicmd->cmnd[11] << 16) | |
1568 | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; | |
1569 | break; | |
1570 | case READ_12: | |
9e7c349c | 1571 | dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1572 | |
8ce3eca4 | 1573 | lba = ((u64)scsicmd->cmnd[2] << 24) | |
7a8cf29d | 1574 | (scsicmd->cmnd[3] << 16) | |
8ce3eca4 SM |
1575 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1576 | count = (scsicmd->cmnd[6] << 24) | | |
7a8cf29d | 1577 | (scsicmd->cmnd[7] << 16) | |
8ce3eca4 | 1578 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; |
7a8cf29d MH |
1579 | break; |
1580 | default: | |
9e7c349c | 1581 | dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); |
1da177e4 | 1582 | |
8ce3eca4 SM |
1583 | lba = ((u64)scsicmd->cmnd[2] << 24) | |
1584 | (scsicmd->cmnd[3] << 16) | | |
7a8cf29d | 1585 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1da177e4 | 1586 | count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; |
7a8cf29d | 1587 | break; |
1da177e4 | 1588 | } |
7a8cf29d | 1589 | dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", |
7c00ffa3 | 1590 | smp_processor_id(), (unsigned long long)lba, jiffies)); |
e8f32de5 | 1591 | if (aac_adapter_bounds(dev,scsicmd,lba)) |
7a8cf29d | 1592 | return 0; |
1da177e4 LT |
1593 | /* |
1594 | * Alocate and initialize a Fib | |
1595 | */ | |
bfb35aa8 | 1596 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
1da177e4 LT |
1597 | return -1; |
1598 | } | |
1599 | ||
e8f32de5 | 1600 | status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); |
1da177e4 LT |
1601 | |
1602 | /* | |
1603 | * Check that the command queued to the controller | |
1604 | */ | |
77d644d4 MH |
1605 | if (status == -EINPROGRESS) { |
1606 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 1607 | return 0; |
77d644d4 | 1608 | } |
8ce3eca4 | 1609 | |
bfb35aa8 | 1610 | printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); |
1da177e4 LT |
1611 | /* |
1612 | * For some reason, the Fib didn't queue, return QUEUE_FULL | |
1613 | */ | |
1614 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; | |
8e0c5ebd | 1615 | scsicmd->scsi_done(scsicmd); |
bfb35aa8 MH |
1616 | aac_fib_complete(cmd_fibcontext); |
1617 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1618 | return 0; |
1619 | } | |
1620 | ||
9e7c349c | 1621 | static int aac_write(struct scsi_cmnd * scsicmd) |
1da177e4 | 1622 | { |
7a8cf29d | 1623 | u64 lba; |
1da177e4 | 1624 | u32 count; |
9d399cc7 | 1625 | int fua; |
1da177e4 | 1626 | int status; |
1da177e4 LT |
1627 | struct aac_dev *dev; |
1628 | struct fib * cmd_fibcontext; | |
1629 | ||
1630 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
1631 | /* | |
1632 | * Get block address and transfer length | |
1633 | */ | |
1634 | if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ | |
1635 | { | |
1636 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
1637 | count = scsicmd->cmnd[4]; | |
1638 | if (count == 0) | |
1639 | count = 256; | |
9d399cc7 | 1640 | fua = 0; |
7a8cf29d | 1641 | } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ |
9e7c349c | 1642 | dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1643 | |
8ce3eca4 | 1644 | lba = ((u64)scsicmd->cmnd[2] << 56) | |
7a8cf29d MH |
1645 | ((u64)scsicmd->cmnd[3] << 48) | |
1646 | ((u64)scsicmd->cmnd[4] << 40) | | |
1647 | ((u64)scsicmd->cmnd[5] << 32) | | |
8ce3eca4 | 1648 | ((u64)scsicmd->cmnd[6] << 24) | |
7a8cf29d MH |
1649 | (scsicmd->cmnd[7] << 16) | |
1650 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
1651 | count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | | |
1652 | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; | |
9d399cc7 | 1653 | fua = scsicmd->cmnd[1] & 0x8; |
7a8cf29d | 1654 | } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ |
9e7c349c | 1655 | dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d MH |
1656 | |
1657 | lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | |
1658 | | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1659 | count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) | |
1660 | | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
9d399cc7 | 1661 | fua = scsicmd->cmnd[1] & 0x8; |
1da177e4 | 1662 | } else { |
9e7c349c | 1663 | dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1664 | lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1da177e4 | 1665 | count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; |
9d399cc7 | 1666 | fua = scsicmd->cmnd[1] & 0x8; |
1da177e4 | 1667 | } |
7a8cf29d | 1668 | dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", |
1da177e4 | 1669 | smp_processor_id(), (unsigned long long)lba, jiffies)); |
e8f32de5 | 1670 | if (aac_adapter_bounds(dev,scsicmd,lba)) |
7a8cf29d | 1671 | return 0; |
1da177e4 LT |
1672 | /* |
1673 | * Allocate and initialize a Fib then setup a BlockWrite command | |
1674 | */ | |
bfb35aa8 | 1675 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
1da177e4 | 1676 | scsicmd->result = DID_ERROR << 16; |
8e0c5ebd | 1677 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
1678 | return 0; |
1679 | } | |
1da177e4 | 1680 | |
9d399cc7 | 1681 | status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); |
1da177e4 LT |
1682 | |
1683 | /* | |
1684 | * Check that the command queued to the controller | |
1685 | */ | |
77d644d4 MH |
1686 | if (status == -EINPROGRESS) { |
1687 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 LT |
1688 | return 0; |
1689 | } | |
1690 | ||
bfb35aa8 | 1691 | printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); |
1da177e4 LT |
1692 | /* |
1693 | * For some reason, the Fib didn't queue, return QUEUE_FULL | |
1694 | */ | |
1695 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; | |
8e0c5ebd | 1696 | scsicmd->scsi_done(scsicmd); |
1da177e4 | 1697 | |
bfb35aa8 MH |
1698 | aac_fib_complete(cmd_fibcontext); |
1699 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1700 | return 0; |
1701 | } | |
1702 | ||
1703 | static void synchronize_callback(void *context, struct fib *fibptr) | |
1704 | { | |
1705 | struct aac_synchronize_reply *synchronizereply; | |
1706 | struct scsi_cmnd *cmd; | |
1707 | ||
1708 | cmd = context; | |
1709 | ||
03d44337 MH |
1710 | if (!aac_valid_context(cmd, fibptr)) |
1711 | return; | |
1712 | ||
b90f90d2 | 1713 | dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", |
1da177e4 LT |
1714 | smp_processor_id(), jiffies)); |
1715 | BUG_ON(fibptr == NULL); | |
1716 | ||
1717 | ||
1718 | synchronizereply = fib_data(fibptr); | |
1719 | if (le32_to_cpu(synchronizereply->status) == CT_OK) | |
b90f90d2 | 1720 | cmd->result = DID_OK << 16 | |
1da177e4 LT |
1721 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
1722 | else { | |
1723 | struct scsi_device *sdev = cmd->device; | |
1a655040 | 1724 | struct aac_dev *dev = fibptr->dev; |
e5718774 | 1725 | u32 cid = sdev_id(sdev); |
b90f90d2 | 1726 | printk(KERN_WARNING |
1da177e4 LT |
1727 | "synchronize_callback: synchronize failed, status = %d\n", |
1728 | le32_to_cpu(synchronizereply->status)); | |
b90f90d2 | 1729 | cmd->result = DID_OK << 16 | |
1da177e4 | 1730 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
8e31e607 SM |
1731 | set_sense(&dev->fsa_dev[cid].sense_data, |
1732 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
1733 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
1da177e4 | 1734 | memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
b80ca4f7 FT |
1735 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
1736 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 LT |
1737 | } |
1738 | ||
bfb35aa8 MH |
1739 | aac_fib_complete(fibptr); |
1740 | aac_fib_free(fibptr); | |
8e0c5ebd | 1741 | cmd->scsi_done(cmd); |
1da177e4 LT |
1742 | } |
1743 | ||
9e7c349c | 1744 | static int aac_synchronize(struct scsi_cmnd *scsicmd) |
1da177e4 LT |
1745 | { |
1746 | int status; | |
1747 | struct fib *cmd_fibcontext; | |
1748 | struct aac_synchronize *synchronizecmd; | |
1749 | struct scsi_cmnd *cmd; | |
1750 | struct scsi_device *sdev = scsicmd->device; | |
1751 | int active = 0; | |
90ee3466 | 1752 | struct aac_dev *aac; |
b90f90d2 SM |
1753 | u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | |
1754 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1755 | u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; | |
1da177e4 LT |
1756 | unsigned long flags; |
1757 | ||
1758 | /* | |
77d644d4 MH |
1759 | * Wait for all outstanding queued commands to complete to this |
1760 | * specific target (block). | |
1da177e4 LT |
1761 | */ |
1762 | spin_lock_irqsave(&sdev->list_lock, flags); | |
1763 | list_for_each_entry(cmd, &sdev->cmd_list, list) | |
b90f90d2 SM |
1764 | if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { |
1765 | u64 cmnd_lba; | |
1766 | u32 cmnd_count; | |
1767 | ||
1768 | if (cmd->cmnd[0] == WRITE_6) { | |
1769 | cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | | |
1770 | (cmd->cmnd[2] << 8) | | |
1771 | cmd->cmnd[3]; | |
1772 | cmnd_count = cmd->cmnd[4]; | |
1773 | if (cmnd_count == 0) | |
1774 | cmnd_count = 256; | |
1775 | } else if (cmd->cmnd[0] == WRITE_16) { | |
1776 | cmnd_lba = ((u64)cmd->cmnd[2] << 56) | | |
1777 | ((u64)cmd->cmnd[3] << 48) | | |
1778 | ((u64)cmd->cmnd[4] << 40) | | |
1779 | ((u64)cmd->cmnd[5] << 32) | | |
1780 | ((u64)cmd->cmnd[6] << 24) | | |
1781 | (cmd->cmnd[7] << 16) | | |
1782 | (cmd->cmnd[8] << 8) | | |
1783 | cmd->cmnd[9]; | |
1784 | cmnd_count = (cmd->cmnd[10] << 24) | | |
1785 | (cmd->cmnd[11] << 16) | | |
1786 | (cmd->cmnd[12] << 8) | | |
1787 | cmd->cmnd[13]; | |
1788 | } else if (cmd->cmnd[0] == WRITE_12) { | |
1789 | cmnd_lba = ((u64)cmd->cmnd[2] << 24) | | |
1790 | (cmd->cmnd[3] << 16) | | |
1791 | (cmd->cmnd[4] << 8) | | |
1792 | cmd->cmnd[5]; | |
1793 | cmnd_count = (cmd->cmnd[6] << 24) | | |
1794 | (cmd->cmnd[7] << 16) | | |
1795 | (cmd->cmnd[8] << 8) | | |
1796 | cmd->cmnd[9]; | |
1797 | } else if (cmd->cmnd[0] == WRITE_10) { | |
1798 | cmnd_lba = ((u64)cmd->cmnd[2] << 24) | | |
1799 | (cmd->cmnd[3] << 16) | | |
1800 | (cmd->cmnd[4] << 8) | | |
1801 | cmd->cmnd[5]; | |
1802 | cmnd_count = (cmd->cmnd[7] << 8) | | |
1803 | cmd->cmnd[8]; | |
1804 | } else | |
1805 | continue; | |
1806 | if (((cmnd_lba + cmnd_count) < lba) || | |
1807 | (count && ((lba + count) < cmnd_lba))) | |
1808 | continue; | |
1da177e4 LT |
1809 | ++active; |
1810 | break; | |
1811 | } | |
1812 | ||
1813 | spin_unlock_irqrestore(&sdev->list_lock, flags); | |
1814 | ||
1815 | /* | |
1816 | * Yield the processor (requeue for later) | |
1817 | */ | |
1818 | if (active) | |
1819 | return SCSI_MLQUEUE_DEVICE_BUSY; | |
1820 | ||
f858317d | 1821 | aac = (struct aac_dev *)sdev->host->hostdata; |
8c867b25 MH |
1822 | if (aac->in_reset) |
1823 | return SCSI_MLQUEUE_HOST_BUSY; | |
1824 | ||
1da177e4 | 1825 | /* |
7c00ffa3 | 1826 | * Allocate and initialize a Fib |
1da177e4 | 1827 | */ |
90ee3466 | 1828 | if (!(cmd_fibcontext = aac_fib_alloc(aac))) |
1da177e4 LT |
1829 | return SCSI_MLQUEUE_HOST_BUSY; |
1830 | ||
bfb35aa8 | 1831 | aac_fib_init(cmd_fibcontext); |
1da177e4 LT |
1832 | |
1833 | synchronizecmd = fib_data(cmd_fibcontext); | |
1834 | synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); | |
1835 | synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); | |
9e7c349c | 1836 | synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); |
b90f90d2 | 1837 | synchronizecmd->count = |
1da177e4 LT |
1838 | cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); |
1839 | ||
1840 | /* | |
1841 | * Now send the Fib to the adapter | |
1842 | */ | |
bfb35aa8 | 1843 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
1844 | cmd_fibcontext, |
1845 | sizeof(struct aac_synchronize), | |
1846 | FsaNormal, | |
1847 | 0, 1, | |
1848 | (fib_callback)synchronize_callback, | |
1849 | (void *)scsicmd); | |
1850 | ||
1851 | /* | |
1852 | * Check that the command queued to the controller | |
1853 | */ | |
77d644d4 MH |
1854 | if (status == -EINPROGRESS) { |
1855 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 1856 | return 0; |
77d644d4 | 1857 | } |
1da177e4 | 1858 | |
b90f90d2 | 1859 | printk(KERN_WARNING |
bfb35aa8 MH |
1860 | "aac_synchronize: aac_fib_send failed with status: %d.\n", status); |
1861 | aac_fib_complete(cmd_fibcontext); | |
1862 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1863 | return SCSI_MLQUEUE_HOST_BUSY; |
1864 | } | |
1865 | ||
1866 | /** | |
1867 | * aac_scsi_cmd() - Process SCSI command | |
1868 | * @scsicmd: SCSI command block | |
1869 | * | |
1870 | * Emulate a SCSI command and queue the required request for the | |
1871 | * aacraid firmware. | |
1872 | */ | |
8ce3eca4 | 1873 | |
1da177e4 LT |
1874 | int aac_scsi_cmd(struct scsi_cmnd * scsicmd) |
1875 | { | |
1a655040 | 1876 | u32 cid; |
1da177e4 LT |
1877 | struct Scsi_Host *host = scsicmd->device->host; |
1878 | struct aac_dev *dev = (struct aac_dev *)host->hostdata; | |
1879 | struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; | |
8ce3eca4 | 1880 | |
90ee3466 MH |
1881 | if (fsa_dev_ptr == NULL) |
1882 | return -1; | |
1da177e4 LT |
1883 | /* |
1884 | * If the bus, id or lun is out of range, return fail | |
1885 | * Test does not apply to ID 16, the pseudo id for the controller | |
1886 | * itself. | |
1887 | */ | |
1a655040 SM |
1888 | cid = scmd_id(scsicmd); |
1889 | if (cid != host->this_id) { | |
1890 | if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { | |
1891 | if((cid >= dev->maximum_num_containers) || | |
e5718774 | 1892 | (scsicmd->device->lun != 0)) { |
1da177e4 LT |
1893 | scsicmd->result = DID_NO_CONNECT << 16; |
1894 | scsicmd->scsi_done(scsicmd); | |
1895 | return 0; | |
1896 | } | |
1da177e4 LT |
1897 | |
1898 | /* | |
1899 | * If the target container doesn't exist, it may have | |
1900 | * been newly created | |
1901 | */ | |
1902 | if ((fsa_dev_ptr[cid].valid & 1) == 0) { | |
1903 | switch (scsicmd->cmnd[0]) { | |
7a8cf29d MH |
1904 | case SERVICE_ACTION_IN: |
1905 | if (!(dev->raw_io_interface) || | |
1906 | !(dev->raw_io_64) || | |
1907 | ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
1908 | break; | |
1da177e4 LT |
1909 | case INQUIRY: |
1910 | case READ_CAPACITY: | |
1911 | case TEST_UNIT_READY: | |
8c867b25 MH |
1912 | if (dev->in_reset) |
1913 | return -1; | |
fe76df42 MH |
1914 | return _aac_probe_container(scsicmd, |
1915 | aac_probe_container_callback2); | |
1da177e4 LT |
1916 | default: |
1917 | break; | |
1918 | } | |
1919 | } | |
1da177e4 | 1920 | } else { /* check for physical non-dasd devices */ |
cb1042f2 SM |
1921 | if (dev->nondasd_support || expose_physicals || |
1922 | dev->jbod) { | |
8c867b25 MH |
1923 | if (dev->in_reset) |
1924 | return -1; | |
1da177e4 LT |
1925 | return aac_send_srb_fib(scsicmd); |
1926 | } else { | |
1927 | scsicmd->result = DID_NO_CONNECT << 16; | |
1928 | scsicmd->scsi_done(scsicmd); | |
1929 | return 0; | |
1930 | } | |
1931 | } | |
1932 | } | |
1933 | /* | |
1934 | * else Command for the controller itself | |
1935 | */ | |
1936 | else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ | |
8ce3eca4 | 1937 | (scsicmd->cmnd[0] != TEST_UNIT_READY)) |
1da177e4 LT |
1938 | { |
1939 | dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); | |
1940 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
1941 | set_sense(&dev->fsa_dev[cid].sense_data, |
1942 | ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, | |
1943 | ASENCODE_INVALID_COMMAND, 0, 0); | |
1da177e4 | 1944 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
1945 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
1946 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 LT |
1947 | scsicmd->scsi_done(scsicmd); |
1948 | return 0; | |
1949 | } | |
1950 | ||
1951 | ||
1952 | /* Handle commands here that don't really require going out to the adapter */ | |
1953 | switch (scsicmd->cmnd[0]) { | |
1954 | case INQUIRY: | |
1955 | { | |
3b2946cc | 1956 | struct inquiry_data inq_data; |
1da177e4 | 1957 | |
1a655040 | 1958 | dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); |
3b2946cc | 1959 | memset(&inq_data, 0, sizeof (struct inquiry_data)); |
1da177e4 | 1960 | |
8ce3eca4 | 1961 | if (scsicmd->cmnd[1] & 0x1) { |
88e2f98e SM |
1962 | char *arr = (char *)&inq_data; |
1963 | ||
1964 | /* EVPD bit set */ | |
1965 | arr[0] = (scmd_id(scsicmd) == host->this_id) ? | |
1966 | INQD_PDT_PROC : INQD_PDT_DA; | |
1967 | if (scsicmd->cmnd[2] == 0) { | |
1968 | /* supported vital product data pages */ | |
1969 | arr[3] = 2; | |
1970 | arr[4] = 0x0; | |
1971 | arr[5] = 0x80; | |
1972 | arr[1] = scsicmd->cmnd[2]; | |
d4345028 FT |
1973 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, |
1974 | sizeof(inq_data)); | |
88e2f98e SM |
1975 | scsicmd->result = DID_OK << 16 | |
1976 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1977 | } else if (scsicmd->cmnd[2] == 0x80) { | |
1978 | /* unit serial number page */ | |
1979 | arr[3] = setinqserial(dev, &arr[4], | |
1980 | scmd_id(scsicmd)); | |
1981 | arr[1] = scsicmd->cmnd[2]; | |
d4345028 FT |
1982 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, |
1983 | sizeof(inq_data)); | |
88e2f98e SM |
1984 | return aac_get_container_serial(scsicmd); |
1985 | } else { | |
1986 | /* vpd page not implemented */ | |
1987 | scsicmd->result = DID_OK << 16 | | |
1988 | COMMAND_COMPLETE << 8 | | |
1989 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
1990 | set_sense(&dev->fsa_dev[cid].sense_data, |
1991 | ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, | |
1992 | ASENCODE_NO_SENSE, 7, 2); | |
88e2f98e SM |
1993 | memcpy(scsicmd->sense_buffer, |
1994 | &dev->fsa_dev[cid].sense_data, | |
3ace426f SM |
1995 | min_t(size_t, |
1996 | sizeof(dev->fsa_dev[cid].sense_data), | |
1997 | SCSI_SENSE_BUFFERSIZE)); | |
88e2f98e SM |
1998 | } |
1999 | scsicmd->scsi_done(scsicmd); | |
2000 | return 0; | |
2001 | } | |
3b2946cc | 2002 | inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ |
3b2946cc MH |
2003 | 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 */ |
2004 | inq_data.inqd_len = 31; | |
1da177e4 | 2005 | /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ |
3b2946cc | 2006 | inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ |
1da177e4 LT |
2007 | /* |
2008 | * Set the Vendor, Product, and Revision Level | |
2009 | * see: <vendor>.c i.e. aac.c | |
2010 | */ | |
1a655040 | 2011 | if (cid == host->this_id) { |
6391a113 | 2012 | setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); |
3b2946cc | 2013 | inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ |
d4345028 FT |
2014 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, |
2015 | sizeof(inq_data)); | |
1da177e4 LT |
2016 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
2017 | scsicmd->scsi_done(scsicmd); | |
2018 | return 0; | |
2019 | } | |
8c867b25 MH |
2020 | if (dev->in_reset) |
2021 | return -1; | |
794d0601 | 2022 | setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); |
3b2946cc | 2023 | inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ |
d4345028 | 2024 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); |
9e7c349c | 2025 | return aac_get_container_name(scsicmd); |
1da177e4 | 2026 | } |
7a8cf29d MH |
2027 | case SERVICE_ACTION_IN: |
2028 | if (!(dev->raw_io_interface) || | |
2029 | !(dev->raw_io_64) || | |
2030 | ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
2031 | break; | |
2032 | { | |
2033 | u64 capacity; | |
07ce5eba | 2034 | char cp[13]; |
b271f1c8 | 2035 | unsigned int alloc_len; |
7a8cf29d MH |
2036 | |
2037 | dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); | |
2038 | capacity = fsa_dev_ptr[cid].size - 1; | |
7a8cf29d MH |
2039 | cp[0] = (capacity >> 56) & 0xff; |
2040 | cp[1] = (capacity >> 48) & 0xff; | |
2041 | cp[2] = (capacity >> 40) & 0xff; | |
2042 | cp[3] = (capacity >> 32) & 0xff; | |
2043 | cp[4] = (capacity >> 24) & 0xff; | |
2044 | cp[5] = (capacity >> 16) & 0xff; | |
2045 | cp[6] = (capacity >> 8) & 0xff; | |
2046 | cp[7] = (capacity >> 0) & 0xff; | |
2047 | cp[8] = 0; | |
2048 | cp[9] = 0; | |
2049 | cp[10] = 2; | |
2050 | cp[11] = 0; | |
07ce5eba | 2051 | cp[12] = 0; |
07ce5eba | 2052 | |
b271f1c8 FT |
2053 | alloc_len = ((scsicmd->cmnd[10] << 24) |
2054 | + (scsicmd->cmnd[11] << 16) | |
2055 | + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); | |
2056 | ||
2057 | alloc_len = min_t(size_t, alloc_len, sizeof(cp)); | |
d4345028 | 2058 | scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); |
b271f1c8 FT |
2059 | if (alloc_len < scsi_bufflen(scsicmd)) |
2060 | scsi_set_resid(scsicmd, | |
2061 | scsi_bufflen(scsicmd) - alloc_len); | |
7a8cf29d MH |
2062 | |
2063 | /* Do not cache partition table for arrays */ | |
2064 | scsicmd->device->removable = 1; | |
2065 | ||
2066 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2067 | scsicmd->scsi_done(scsicmd); | |
2068 | ||
2069 | return 0; | |
2070 | } | |
2071 | ||
1da177e4 LT |
2072 | case READ_CAPACITY: |
2073 | { | |
2074 | u32 capacity; | |
3b2946cc | 2075 | char cp[8]; |
1da177e4 LT |
2076 | |
2077 | dprintk((KERN_DEBUG "READ CAPACITY command.\n")); | |
7a8cf29d | 2078 | if (fsa_dev_ptr[cid].size <= 0x100000000ULL) |
1da177e4 LT |
2079 | capacity = fsa_dev_ptr[cid].size - 1; |
2080 | else | |
2081 | capacity = (u32)-1; | |
3b2946cc | 2082 | |
1da177e4 LT |
2083 | cp[0] = (capacity >> 24) & 0xff; |
2084 | cp[1] = (capacity >> 16) & 0xff; | |
2085 | cp[2] = (capacity >> 8) & 0xff; | |
2086 | cp[3] = (capacity >> 0) & 0xff; | |
2087 | cp[4] = 0; | |
2088 | cp[5] = 0; | |
2089 | cp[6] = 2; | |
2090 | cp[7] = 0; | |
d4345028 | 2091 | scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); |
7a8cf29d MH |
2092 | /* Do not cache partition table for arrays */ |
2093 | scsicmd->device->removable = 1; | |
1da177e4 LT |
2094 | |
2095 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2096 | scsicmd->scsi_done(scsicmd); | |
2097 | ||
2098 | return 0; | |
2099 | } | |
2100 | ||
2101 | case MODE_SENSE: | |
2102 | { | |
9d399cc7 SM |
2103 | char mode_buf[7]; |
2104 | int mode_buf_length = 4; | |
1da177e4 LT |
2105 | |
2106 | dprintk((KERN_DEBUG "MODE SENSE command.\n")); | |
1da177e4 LT |
2107 | mode_buf[0] = 3; /* Mode data length */ |
2108 | mode_buf[1] = 0; /* Medium type - default */ | |
9d399cc7 SM |
2109 | mode_buf[2] = 0; /* Device-specific param, |
2110 | bit 8: 0/1 = write enabled/protected | |
2111 | bit 4: 0/1 = FUA enabled */ | |
95e852e1 | 2112 | if (dev->raw_io_interface && ((aac_cache & 5) != 1)) |
9d399cc7 | 2113 | mode_buf[2] = 0x10; |
1da177e4 | 2114 | mode_buf[3] = 0; /* Block descriptor length */ |
9d399cc7 SM |
2115 | if (((scsicmd->cmnd[2] & 0x3f) == 8) || |
2116 | ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { | |
2117 | mode_buf[0] = 6; | |
2118 | mode_buf[4] = 8; | |
2119 | mode_buf[5] = 1; | |
95e852e1 SM |
2120 | mode_buf[6] = ((aac_cache & 6) == 2) |
2121 | ? 0 : 0x04; /* WCE */ | |
9d399cc7 SM |
2122 | mode_buf_length = 7; |
2123 | if (mode_buf_length > scsicmd->cmnd[4]) | |
2124 | mode_buf_length = scsicmd->cmnd[4]; | |
2125 | } | |
d4345028 | 2126 | scsi_sg_copy_from_buffer(scsicmd, mode_buf, mode_buf_length); |
1da177e4 LT |
2127 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
2128 | scsicmd->scsi_done(scsicmd); | |
2129 | ||
2130 | return 0; | |
2131 | } | |
2132 | case MODE_SENSE_10: | |
2133 | { | |
9d399cc7 SM |
2134 | char mode_buf[11]; |
2135 | int mode_buf_length = 8; | |
1da177e4 LT |
2136 | |
2137 | dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); | |
1da177e4 LT |
2138 | mode_buf[0] = 0; /* Mode data length (MSB) */ |
2139 | mode_buf[1] = 6; /* Mode data length (LSB) */ | |
2140 | mode_buf[2] = 0; /* Medium type - default */ | |
9d399cc7 SM |
2141 | mode_buf[3] = 0; /* Device-specific param, |
2142 | bit 8: 0/1 = write enabled/protected | |
2143 | bit 4: 0/1 = FUA enabled */ | |
95e852e1 | 2144 | if (dev->raw_io_interface && ((aac_cache & 5) != 1)) |
9d399cc7 | 2145 | mode_buf[3] = 0x10; |
1da177e4 LT |
2146 | mode_buf[4] = 0; /* reserved */ |
2147 | mode_buf[5] = 0; /* reserved */ | |
2148 | mode_buf[6] = 0; /* Block descriptor length (MSB) */ | |
2149 | mode_buf[7] = 0; /* Block descriptor length (LSB) */ | |
9d399cc7 SM |
2150 | if (((scsicmd->cmnd[2] & 0x3f) == 8) || |
2151 | ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { | |
2152 | mode_buf[1] = 9; | |
2153 | mode_buf[8] = 8; | |
2154 | mode_buf[9] = 1; | |
95e852e1 SM |
2155 | mode_buf[10] = ((aac_cache & 6) == 2) |
2156 | ? 0 : 0x04; /* WCE */ | |
9d399cc7 SM |
2157 | mode_buf_length = 11; |
2158 | if (mode_buf_length > scsicmd->cmnd[8]) | |
2159 | mode_buf_length = scsicmd->cmnd[8]; | |
2160 | } | |
d4345028 | 2161 | scsi_sg_copy_from_buffer(scsicmd, mode_buf, mode_buf_length); |
1da177e4 LT |
2162 | |
2163 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2164 | scsicmd->scsi_done(scsicmd); | |
2165 | ||
2166 | return 0; | |
2167 | } | |
2168 | case REQUEST_SENSE: | |
2169 | dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); | |
2170 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); | |
2171 | memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); | |
2172 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2173 | scsicmd->scsi_done(scsicmd); | |
2174 | return 0; | |
2175 | ||
2176 | case ALLOW_MEDIUM_REMOVAL: | |
2177 | dprintk((KERN_DEBUG "LOCK command.\n")); | |
2178 | if (scsicmd->cmnd[4]) | |
2179 | fsa_dev_ptr[cid].locked = 1; | |
2180 | else | |
2181 | fsa_dev_ptr[cid].locked = 0; | |
2182 | ||
2183 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2184 | scsicmd->scsi_done(scsicmd); | |
2185 | return 0; | |
2186 | /* | |
2187 | * These commands are all No-Ops | |
2188 | */ | |
2189 | case TEST_UNIT_READY: | |
2190 | case RESERVE: | |
2191 | case RELEASE: | |
2192 | case REZERO_UNIT: | |
2193 | case REASSIGN_BLOCKS: | |
2194 | case SEEK_10: | |
2195 | case START_STOP: | |
2196 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2197 | scsicmd->scsi_done(scsicmd); | |
2198 | return 0; | |
2199 | } | |
2200 | ||
8ce3eca4 | 2201 | switch (scsicmd->cmnd[0]) |
1da177e4 LT |
2202 | { |
2203 | case READ_6: | |
2204 | case READ_10: | |
7a8cf29d MH |
2205 | case READ_12: |
2206 | case READ_16: | |
8c867b25 MH |
2207 | if (dev->in_reset) |
2208 | return -1; | |
1da177e4 LT |
2209 | /* |
2210 | * Hack to keep track of ordinal number of the device that | |
2211 | * corresponds to a container. Needed to convert | |
2212 | * containers to /dev/sd device names | |
2213 | */ | |
8ce3eca4 | 2214 | |
7a8cf29d MH |
2215 | if (scsicmd->request->rq_disk) |
2216 | strlcpy(fsa_dev_ptr[cid].devname, | |
2217 | scsicmd->request->rq_disk->disk_name, | |
8ce3eca4 | 2218 | min(sizeof(fsa_dev_ptr[cid].devname), |
7a8cf29d | 2219 | sizeof(scsicmd->request->rq_disk->disk_name) + 1)); |
77d644d4 | 2220 | |
9e7c349c | 2221 | return aac_read(scsicmd); |
1da177e4 LT |
2222 | |
2223 | case WRITE_6: | |
2224 | case WRITE_10: | |
7a8cf29d MH |
2225 | case WRITE_12: |
2226 | case WRITE_16: | |
8c867b25 MH |
2227 | if (dev->in_reset) |
2228 | return -1; | |
9e7c349c | 2229 | return aac_write(scsicmd); |
1da177e4 LT |
2230 | |
2231 | case SYNCHRONIZE_CACHE: | |
95e852e1 SM |
2232 | if (((aac_cache & 6) == 6) && dev->cache_protected) { |
2233 | scsicmd->result = DID_OK << 16 | | |
2234 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2235 | scsicmd->scsi_done(scsicmd); | |
2236 | return 0; | |
2237 | } | |
1da177e4 | 2238 | /* Issue FIB to tell Firmware to flush it's cache */ |
95e852e1 SM |
2239 | if ((aac_cache & 6) != 2) |
2240 | return aac_synchronize(scsicmd); | |
2241 | /* FALLTHRU */ | |
1da177e4 LT |
2242 | default: |
2243 | /* | |
2244 | * Unhandled commands | |
2245 | */ | |
7c00ffa3 | 2246 | dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); |
1da177e4 | 2247 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
8e31e607 SM |
2248 | set_sense(&dev->fsa_dev[cid].sense_data, |
2249 | ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, | |
2250 | ASENCODE_INVALID_COMMAND, 0, 0); | |
1da177e4 | 2251 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
2252 | min_t(size_t, |
2253 | sizeof(dev->fsa_dev[cid].sense_data), | |
2254 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 LT |
2255 | scsicmd->scsi_done(scsicmd); |
2256 | return 0; | |
2257 | } | |
2258 | } | |
2259 | ||
2260 | static int query_disk(struct aac_dev *dev, void __user *arg) | |
2261 | { | |
2262 | struct aac_query_disk qd; | |
2263 | struct fsa_dev_info *fsa_dev_ptr; | |
2264 | ||
2265 | fsa_dev_ptr = dev->fsa_dev; | |
90ee3466 | 2266 | if (!fsa_dev_ptr) |
65101355 | 2267 | return -EBUSY; |
1da177e4 LT |
2268 | if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) |
2269 | return -EFAULT; | |
2270 | if (qd.cnum == -1) | |
e5718774 | 2271 | qd.cnum = qd.id; |
8ce3eca4 | 2272 | else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) |
1da177e4 LT |
2273 | { |
2274 | if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) | |
2275 | return -EINVAL; | |
2276 | qd.instance = dev->scsi_host_ptr->host_no; | |
2277 | qd.bus = 0; | |
2278 | qd.id = CONTAINER_TO_ID(qd.cnum); | |
2279 | qd.lun = CONTAINER_TO_LUN(qd.cnum); | |
2280 | } | |
2281 | else return -EINVAL; | |
2282 | ||
fd622b1b | 2283 | qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; |
1da177e4 LT |
2284 | qd.locked = fsa_dev_ptr[qd.cnum].locked; |
2285 | qd.deleted = fsa_dev_ptr[qd.cnum].deleted; | |
2286 | ||
2287 | if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') | |
2288 | qd.unmapped = 1; | |
2289 | else | |
2290 | qd.unmapped = 0; | |
2291 | ||
2292 | strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, | |
2293 | min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); | |
2294 | ||
2295 | if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) | |
2296 | return -EFAULT; | |
2297 | return 0; | |
2298 | } | |
2299 | ||
2300 | static int force_delete_disk(struct aac_dev *dev, void __user *arg) | |
2301 | { | |
2302 | struct aac_delete_disk dd; | |
2303 | struct fsa_dev_info *fsa_dev_ptr; | |
2304 | ||
2305 | fsa_dev_ptr = dev->fsa_dev; | |
65101355 MH |
2306 | if (!fsa_dev_ptr) |
2307 | return -EBUSY; | |
1da177e4 LT |
2308 | |
2309 | if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) | |
2310 | return -EFAULT; | |
2311 | ||
2312 | if (dd.cnum >= dev->maximum_num_containers) | |
2313 | return -EINVAL; | |
2314 | /* | |
2315 | * Mark this container as being deleted. | |
2316 | */ | |
2317 | fsa_dev_ptr[dd.cnum].deleted = 1; | |
2318 | /* | |
2319 | * Mark the container as no longer valid | |
2320 | */ | |
2321 | fsa_dev_ptr[dd.cnum].valid = 0; | |
2322 | return 0; | |
2323 | } | |
2324 | ||
2325 | static int delete_disk(struct aac_dev *dev, void __user *arg) | |
2326 | { | |
2327 | struct aac_delete_disk dd; | |
2328 | struct fsa_dev_info *fsa_dev_ptr; | |
2329 | ||
2330 | fsa_dev_ptr = dev->fsa_dev; | |
90ee3466 | 2331 | if (!fsa_dev_ptr) |
65101355 | 2332 | return -EBUSY; |
1da177e4 LT |
2333 | |
2334 | if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) | |
2335 | return -EFAULT; | |
2336 | ||
2337 | if (dd.cnum >= dev->maximum_num_containers) | |
2338 | return -EINVAL; | |
2339 | /* | |
2340 | * If the container is locked, it can not be deleted by the API. | |
2341 | */ | |
2342 | if (fsa_dev_ptr[dd.cnum].locked) | |
2343 | return -EBUSY; | |
2344 | else { | |
2345 | /* | |
2346 | * Mark the container as no longer being valid. | |
2347 | */ | |
2348 | fsa_dev_ptr[dd.cnum].valid = 0; | |
2349 | fsa_dev_ptr[dd.cnum].devname[0] = '\0'; | |
2350 | return 0; | |
2351 | } | |
2352 | } | |
2353 | ||
2354 | int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) | |
2355 | { | |
2356 | switch (cmd) { | |
2357 | case FSACTL_QUERY_DISK: | |
2358 | return query_disk(dev, arg); | |
2359 | case FSACTL_DELETE_DISK: | |
2360 | return delete_disk(dev, arg); | |
2361 | case FSACTL_FORCE_DELETE_DISK: | |
2362 | return force_delete_disk(dev, arg); | |
2363 | case FSACTL_GET_CONTAINERS: | |
2364 | return aac_get_containers(dev); | |
2365 | default: | |
2366 | return -ENOTTY; | |
2367 | } | |
2368 | } | |
2369 | ||
2370 | /** | |
2371 | * | |
2372 | * aac_srb_callback | |
2373 | * @context: the context set in the fib - here it is scsi cmd | |
2374 | * @fibptr: pointer to the fib | |
2375 | * | |
2376 | * Handles the completion of a scsi command to a non dasd device | |
2377 | * | |
2378 | */ | |
2379 | ||
2380 | static void aac_srb_callback(void *context, struct fib * fibptr) | |
2381 | { | |
2382 | struct aac_dev *dev; | |
2383 | struct aac_srb_reply *srbreply; | |
2384 | struct scsi_cmnd *scsicmd; | |
2385 | ||
2386 | scsicmd = (struct scsi_cmnd *) context; | |
03d44337 MH |
2387 | |
2388 | if (!aac_valid_context(scsicmd, fibptr)) | |
2389 | return; | |
2390 | ||
125e1874 | 2391 | BUG_ON(fibptr == NULL); |
1da177e4 | 2392 | |
1a655040 SM |
2393 | dev = fibptr->dev; |
2394 | ||
1da177e4 LT |
2395 | srbreply = (struct aac_srb_reply *) fib_data(fibptr); |
2396 | ||
2397 | scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ | |
2398 | /* | |
8ce3eca4 | 2399 | * Calculate resid for sg |
1da177e4 | 2400 | */ |
727eead6 FT |
2401 | |
2402 | scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) | |
2403 | - le32_to_cpu(srbreply->data_xfer_length)); | |
2404 | ||
2405 | scsi_dma_unmap(scsicmd); | |
1da177e4 LT |
2406 | |
2407 | /* | |
2408 | * First check the fib status | |
2409 | */ | |
2410 | ||
2411 | if (le32_to_cpu(srbreply->status) != ST_OK){ | |
2412 | int len; | |
2413 | printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); | |
3ace426f SM |
2414 | len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), |
2415 | SCSI_SENSE_BUFFERSIZE); | |
1da177e4 LT |
2416 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
2417 | memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); | |
2418 | } | |
2419 | ||
2420 | /* | |
2421 | * Next check the srb status | |
2422 | */ | |
2423 | switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ | |
2424 | case SRB_STATUS_ERROR_RECOVERY: | |
2425 | case SRB_STATUS_PENDING: | |
2426 | case SRB_STATUS_SUCCESS: | |
bb08f92e | 2427 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; |
1da177e4 LT |
2428 | break; |
2429 | case SRB_STATUS_DATA_OVERRUN: | |
2430 | switch(scsicmd->cmnd[0]){ | |
2431 | case READ_6: | |
2432 | case WRITE_6: | |
2433 | case READ_10: | |
2434 | case WRITE_10: | |
2435 | case READ_12: | |
2436 | case WRITE_12: | |
7a8cf29d MH |
2437 | case READ_16: |
2438 | case WRITE_16: | |
8ce3eca4 | 2439 | if (le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow) { |
1da177e4 LT |
2440 | printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); |
2441 | } else { | |
2442 | printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); | |
2443 | } | |
2444 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; | |
2445 | break; | |
2446 | case INQUIRY: { | |
bb08f92e | 2447 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; |
1da177e4 LT |
2448 | break; |
2449 | } | |
2450 | default: | |
2451 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; | |
2452 | break; | |
2453 | } | |
2454 | break; | |
2455 | case SRB_STATUS_ABORTED: | |
2456 | scsicmd->result = DID_ABORT << 16 | ABORT << 8; | |
2457 | break; | |
2458 | case SRB_STATUS_ABORT_FAILED: | |
2459 | // Not sure about this one - but assuming the hba was trying to abort for some reason | |
2460 | scsicmd->result = DID_ERROR << 16 | ABORT << 8; | |
2461 | break; | |
2462 | case SRB_STATUS_PARITY_ERROR: | |
2463 | scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; | |
2464 | break; | |
2465 | case SRB_STATUS_NO_DEVICE: | |
2466 | case SRB_STATUS_INVALID_PATH_ID: | |
2467 | case SRB_STATUS_INVALID_TARGET_ID: | |
2468 | case SRB_STATUS_INVALID_LUN: | |
2469 | case SRB_STATUS_SELECTION_TIMEOUT: | |
2470 | scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; | |
2471 | break; | |
2472 | ||
2473 | case SRB_STATUS_COMMAND_TIMEOUT: | |
2474 | case SRB_STATUS_TIMEOUT: | |
2475 | scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; | |
2476 | break; | |
2477 | ||
2478 | case SRB_STATUS_BUSY: | |
760af100 | 2479 | scsicmd->result = DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; |
1da177e4 LT |
2480 | break; |
2481 | ||
2482 | case SRB_STATUS_BUS_RESET: | |
2483 | scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; | |
2484 | break; | |
2485 | ||
2486 | case SRB_STATUS_MESSAGE_REJECTED: | |
2487 | scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; | |
2488 | break; | |
2489 | case SRB_STATUS_REQUEST_FLUSHED: | |
2490 | case SRB_STATUS_ERROR: | |
2491 | case SRB_STATUS_INVALID_REQUEST: | |
2492 | case SRB_STATUS_REQUEST_SENSE_FAILED: | |
2493 | case SRB_STATUS_NO_HBA: | |
2494 | case SRB_STATUS_UNEXPECTED_BUS_FREE: | |
2495 | case SRB_STATUS_PHASE_SEQUENCE_FAILURE: | |
2496 | case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: | |
2497 | case SRB_STATUS_DELAYED_RETRY: | |
2498 | case SRB_STATUS_BAD_FUNCTION: | |
2499 | case SRB_STATUS_NOT_STARTED: | |
2500 | case SRB_STATUS_NOT_IN_USE: | |
2501 | case SRB_STATUS_FORCE_ABORT: | |
2502 | case SRB_STATUS_DOMAIN_VALIDATION_FAIL: | |
2503 | default: | |
2504 | #ifdef AAC_DETAILED_STATUS_INFO | |
2505 | printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", | |
2506 | le32_to_cpu(srbreply->srb_status) & 0x3F, | |
2507 | aac_get_status_string( | |
8ce3eca4 SM |
2508 | le32_to_cpu(srbreply->srb_status) & 0x3F), |
2509 | scsicmd->cmnd[0], | |
1da177e4 LT |
2510 | le32_to_cpu(srbreply->scsi_status)); |
2511 | #endif | |
2512 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; | |
2513 | break; | |
2514 | } | |
8ce3eca4 | 2515 | if (le32_to_cpu(srbreply->scsi_status) == SAM_STAT_CHECK_CONDITION) { |
1da177e4 LT |
2516 | int len; |
2517 | scsicmd->result |= SAM_STAT_CHECK_CONDITION; | |
3ace426f SM |
2518 | len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), |
2519 | SCSI_SENSE_BUFFERSIZE); | |
1da177e4 | 2520 | #ifdef AAC_DETAILED_STATUS_INFO |
7a8cf29d MH |
2521 | printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", |
2522 | le32_to_cpu(srbreply->status), len); | |
1da177e4 LT |
2523 | #endif |
2524 | memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); | |
1da177e4 LT |
2525 | } |
2526 | /* | |
2527 | * OR in the scsi status (already shifted up a bit) | |
2528 | */ | |
2529 | scsicmd->result |= le32_to_cpu(srbreply->scsi_status); | |
2530 | ||
bfb35aa8 MH |
2531 | aac_fib_complete(fibptr); |
2532 | aac_fib_free(fibptr); | |
8e0c5ebd | 2533 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
2534 | } |
2535 | ||
2536 | /** | |
2537 | * | |
2538 | * aac_send_scb_fib | |
2539 | * @scsicmd: the scsi command block | |
2540 | * | |
8ce3eca4 | 2541 | * This routine will form a FIB and fill in the aac_srb from the |
1da177e4 LT |
2542 | * scsicmd passed in. |
2543 | */ | |
2544 | ||
2545 | static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) | |
2546 | { | |
2547 | struct fib* cmd_fibcontext; | |
2548 | struct aac_dev* dev; | |
2549 | int status; | |
1da177e4 | 2550 | |
84971738 | 2551 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; |
e5718774 | 2552 | if (scmd_id(scsicmd) >= dev->maximum_num_physicals || |
84971738 | 2553 | scsicmd->device->lun > 7) { |
1da177e4 LT |
2554 | scsicmd->result = DID_NO_CONNECT << 16; |
2555 | scsicmd->scsi_done(scsicmd); | |
2556 | return 0; | |
2557 | } | |
2558 | ||
1da177e4 LT |
2559 | /* |
2560 | * Allocate and initialize a Fib then setup a BlockWrite command | |
2561 | */ | |
bfb35aa8 | 2562 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
1da177e4 LT |
2563 | return -1; |
2564 | } | |
e8f32de5 | 2565 | status = aac_adapter_scsi(cmd_fibcontext, scsicmd); |
1da177e4 | 2566 | |
1da177e4 LT |
2567 | /* |
2568 | * Check that the command queued to the controller | |
2569 | */ | |
77d644d4 MH |
2570 | if (status == -EINPROGRESS) { |
2571 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 LT |
2572 | return 0; |
2573 | } | |
2574 | ||
bfb35aa8 MH |
2575 | printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); |
2576 | aac_fib_complete(cmd_fibcontext); | |
2577 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
2578 | |
2579 | return -1; | |
2580 | } | |
2581 | ||
2582 | static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) | |
2583 | { | |
2584 | struct aac_dev *dev; | |
2585 | unsigned long byte_count = 0; | |
727eead6 | 2586 | int nseg; |
1da177e4 LT |
2587 | |
2588 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
2589 | // Get rid of old data | |
2590 | psg->count = 0; | |
2591 | psg->sg[0].addr = 0; | |
727eead6 FT |
2592 | psg->sg[0].count = 0; |
2593 | ||
2594 | nseg = scsi_dma_map(scsicmd); | |
2595 | BUG_ON(nseg < 0); | |
2596 | if (nseg) { | |
1da177e4 LT |
2597 | struct scatterlist *sg; |
2598 | int i; | |
1da177e4 | 2599 | |
727eead6 | 2600 | psg->count = cpu_to_le32(nseg); |
1da177e4 | 2601 | |
727eead6 | 2602 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
1da177e4 LT |
2603 | psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); |
2604 | psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); | |
2605 | byte_count += sg_dma_len(sg); | |
1da177e4 LT |
2606 | } |
2607 | /* hba wants the size to be exact */ | |
727eead6 FT |
2608 | if (byte_count > scsi_bufflen(scsicmd)) { |
2609 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
2610 | (byte_count - scsi_bufflen(scsicmd)); | |
56b58712 | 2611 | psg->sg[i-1].count = cpu_to_le32(temp); |
727eead6 | 2612 | byte_count = scsi_bufflen(scsicmd); |
1da177e4 LT |
2613 | } |
2614 | /* Check for command underflow */ | |
2615 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2616 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2617 | byte_count, scsicmd->underflow); | |
2618 | } | |
2619 | } | |
1da177e4 LT |
2620 | return byte_count; |
2621 | } | |
2622 | ||
2623 | ||
2624 | static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) | |
2625 | { | |
2626 | struct aac_dev *dev; | |
2627 | unsigned long byte_count = 0; | |
56b58712 | 2628 | u64 addr; |
727eead6 | 2629 | int nseg; |
1da177e4 LT |
2630 | |
2631 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
2632 | // Get rid of old data | |
2633 | psg->count = 0; | |
2634 | psg->sg[0].addr[0] = 0; | |
2635 | psg->sg[0].addr[1] = 0; | |
2636 | psg->sg[0].count = 0; | |
727eead6 FT |
2637 | |
2638 | nseg = scsi_dma_map(scsicmd); | |
2639 | BUG_ON(nseg < 0); | |
2640 | if (nseg) { | |
1da177e4 LT |
2641 | struct scatterlist *sg; |
2642 | int i; | |
1da177e4 | 2643 | |
727eead6 | 2644 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
1241f359 | 2645 | int count = sg_dma_len(sg); |
56b58712 MH |
2646 | addr = sg_dma_address(sg); |
2647 | psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); | |
2648 | psg->sg[i].addr[1] = cpu_to_le32(addr>>32); | |
1241f359 MH |
2649 | psg->sg[i].count = cpu_to_le32(count); |
2650 | byte_count += count; | |
1da177e4 | 2651 | } |
727eead6 | 2652 | psg->count = cpu_to_le32(nseg); |
1da177e4 | 2653 | /* hba wants the size to be exact */ |
727eead6 FT |
2654 | if (byte_count > scsi_bufflen(scsicmd)) { |
2655 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
2656 | (byte_count - scsi_bufflen(scsicmd)); | |
56b58712 | 2657 | psg->sg[i-1].count = cpu_to_le32(temp); |
727eead6 | 2658 | byte_count = scsi_bufflen(scsicmd); |
1da177e4 LT |
2659 | } |
2660 | /* Check for command underflow */ | |
2661 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2662 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2663 | byte_count, scsicmd->underflow); | |
2664 | } | |
2665 | } | |
1da177e4 LT |
2666 | return byte_count; |
2667 | } | |
2668 | ||
0e68c003 MH |
2669 | static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) |
2670 | { | |
0e68c003 | 2671 | unsigned long byte_count = 0; |
727eead6 | 2672 | int nseg; |
0e68c003 MH |
2673 | |
2674 | // Get rid of old data | |
2675 | psg->count = 0; | |
2676 | psg->sg[0].next = 0; | |
2677 | psg->sg[0].prev = 0; | |
2678 | psg->sg[0].addr[0] = 0; | |
2679 | psg->sg[0].addr[1] = 0; | |
2680 | psg->sg[0].count = 0; | |
2681 | psg->sg[0].flags = 0; | |
727eead6 FT |
2682 | |
2683 | nseg = scsi_dma_map(scsicmd); | |
2684 | BUG_ON(nseg < 0); | |
2685 | if (nseg) { | |
0e68c003 MH |
2686 | struct scatterlist *sg; |
2687 | int i; | |
0e68c003 | 2688 | |
727eead6 | 2689 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
0e68c003 MH |
2690 | int count = sg_dma_len(sg); |
2691 | u64 addr = sg_dma_address(sg); | |
2692 | psg->sg[i].next = 0; | |
2693 | psg->sg[i].prev = 0; | |
2694 | psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); | |
2695 | psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); | |
2696 | psg->sg[i].count = cpu_to_le32(count); | |
2697 | psg->sg[i].flags = 0; | |
2698 | byte_count += count; | |
0e68c003 | 2699 | } |
727eead6 | 2700 | psg->count = cpu_to_le32(nseg); |
0e68c003 | 2701 | /* hba wants the size to be exact */ |
727eead6 FT |
2702 | if (byte_count > scsi_bufflen(scsicmd)) { |
2703 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
2704 | (byte_count - scsi_bufflen(scsicmd)); | |
0e68c003 | 2705 | psg->sg[i-1].count = cpu_to_le32(temp); |
727eead6 | 2706 | byte_count = scsi_bufflen(scsicmd); |
0e68c003 MH |
2707 | } |
2708 | /* Check for command underflow */ | |
2709 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2710 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2711 | byte_count, scsicmd->underflow); | |
2712 | } | |
2713 | } | |
0e68c003 MH |
2714 | return byte_count; |
2715 | } | |
2716 | ||
1da177e4 LT |
2717 | #ifdef AAC_DETAILED_STATUS_INFO |
2718 | ||
2719 | struct aac_srb_status_info { | |
2720 | u32 status; | |
2721 | char *str; | |
2722 | }; | |
2723 | ||
2724 | ||
2725 | static struct aac_srb_status_info srb_status_info[] = { | |
2726 | { SRB_STATUS_PENDING, "Pending Status"}, | |
2727 | { SRB_STATUS_SUCCESS, "Success"}, | |
2728 | { SRB_STATUS_ABORTED, "Aborted Command"}, | |
2729 | { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, | |
6391a113 | 2730 | { SRB_STATUS_ERROR, "Error Event"}, |
1da177e4 LT |
2731 | { SRB_STATUS_BUSY, "Device Busy"}, |
2732 | { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, | |
2733 | { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, | |
2734 | { SRB_STATUS_NO_DEVICE, "No Device"}, | |
2735 | { SRB_STATUS_TIMEOUT, "Timeout"}, | |
2736 | { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, | |
2737 | { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, | |
2738 | { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, | |
2739 | { SRB_STATUS_BUS_RESET, "Bus Reset"}, | |
2740 | { SRB_STATUS_PARITY_ERROR, "Parity Error"}, | |
2741 | { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, | |
2742 | { SRB_STATUS_NO_HBA, "No HBA"}, | |
2743 | { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, | |
2744 | { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, | |
2745 | { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, | |
2746 | { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, | |
2747 | { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, | |
2748 | { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, | |
6391a113 | 2749 | { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, |
1da177e4 LT |
2750 | { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, |
2751 | { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, | |
2752 | { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, | |
2753 | { SRB_STATUS_NOT_STARTED, "Not Started"}, | |
2754 | { SRB_STATUS_NOT_IN_USE, "Not In Use"}, | |
8ce3eca4 | 2755 | { SRB_STATUS_FORCE_ABORT, "Force Abort"}, |
1da177e4 LT |
2756 | { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, |
2757 | { 0xff, "Unknown Error"} | |
2758 | }; | |
2759 | ||
2760 | char *aac_get_status_string(u32 status) | |
2761 | { | |
2762 | int i; | |
2763 | ||
6391a113 TK |
2764 | for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) |
2765 | if (srb_status_info[i].status == status) | |
1da177e4 | 2766 | return srb_status_info[i].str; |
1da177e4 LT |
2767 | |
2768 | return "Bad Status Code"; | |
2769 | } | |
2770 | ||
2771 | #endif |