Commit | Line | Data |
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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> | |
34 | #include <asm/semaphore.h> | |
35 | #include <asm/uaccess.h> | |
3a0086a8 | 36 | #include <linux/highmem.h> /* For flush_kernel_dcache_page */ |
1da177e4 LT |
37 | |
38 | #include <scsi/scsi.h> | |
39 | #include <scsi/scsi_cmnd.h> | |
40 | #include <scsi/scsi_device.h> | |
41 | #include <scsi/scsi_host.h> | |
42 | ||
43 | #include "aacraid.h" | |
44 | ||
45 | /* values for inqd_pdt: Peripheral device type in plain English */ | |
46 | #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ | |
47 | #define INQD_PDT_PROC 0x03 /* Processor device */ | |
48 | #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ | |
49 | #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ | |
50 | #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ | |
51 | #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ | |
52 | ||
53 | #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ | |
54 | #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ | |
55 | ||
1da177e4 LT |
56 | /* |
57 | * Sense codes | |
58 | */ | |
8ce3eca4 SM |
59 | |
60 | #define SENCODE_NO_SENSE 0x00 | |
61 | #define SENCODE_END_OF_DATA 0x00 | |
62 | #define SENCODE_BECOMING_READY 0x04 | |
63 | #define SENCODE_INIT_CMD_REQUIRED 0x04 | |
64 | #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A | |
65 | #define SENCODE_INVALID_COMMAND 0x20 | |
66 | #define SENCODE_LBA_OUT_OF_RANGE 0x21 | |
67 | #define SENCODE_INVALID_CDB_FIELD 0x24 | |
68 | #define SENCODE_LUN_NOT_SUPPORTED 0x25 | |
69 | #define SENCODE_INVALID_PARAM_FIELD 0x26 | |
70 | #define SENCODE_PARAM_NOT_SUPPORTED 0x26 | |
71 | #define SENCODE_PARAM_VALUE_INVALID 0x26 | |
72 | #define SENCODE_RESET_OCCURRED 0x29 | |
73 | #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E | |
74 | #define SENCODE_INQUIRY_DATA_CHANGED 0x3F | |
75 | #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 | |
76 | #define SENCODE_DIAGNOSTIC_FAILURE 0x40 | |
77 | #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 | |
78 | #define SENCODE_INVALID_MESSAGE_ERROR 0x49 | |
79 | #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c | |
80 | #define SENCODE_OVERLAPPED_COMMAND 0x4E | |
1da177e4 LT |
81 | |
82 | /* | |
83 | * Additional sense codes | |
84 | */ | |
8ce3eca4 SM |
85 | |
86 | #define ASENCODE_NO_SENSE 0x00 | |
87 | #define ASENCODE_END_OF_DATA 0x05 | |
88 | #define ASENCODE_BECOMING_READY 0x01 | |
89 | #define ASENCODE_INIT_CMD_REQUIRED 0x02 | |
90 | #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 | |
91 | #define ASENCODE_INVALID_COMMAND 0x00 | |
92 | #define ASENCODE_LBA_OUT_OF_RANGE 0x00 | |
93 | #define ASENCODE_INVALID_CDB_FIELD 0x00 | |
94 | #define ASENCODE_LUN_NOT_SUPPORTED 0x00 | |
95 | #define ASENCODE_INVALID_PARAM_FIELD 0x00 | |
96 | #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 | |
97 | #define ASENCODE_PARAM_VALUE_INVALID 0x02 | |
98 | #define ASENCODE_RESET_OCCURRED 0x00 | |
99 | #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 | |
100 | #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 | |
101 | #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 | |
102 | #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 | |
103 | #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 | |
104 | #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 | |
105 | #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 | |
106 | #define ASENCODE_OVERLAPPED_COMMAND 0x00 | |
1da177e4 LT |
107 | |
108 | #define BYTE0(x) (unsigned char)(x) | |
109 | #define BYTE1(x) (unsigned char)((x) >> 8) | |
110 | #define BYTE2(x) (unsigned char)((x) >> 16) | |
111 | #define BYTE3(x) (unsigned char)((x) >> 24) | |
112 | ||
113 | /*------------------------------------------------------------------------------ | |
114 | * S T R U C T S / T Y P E D E F S | |
115 | *----------------------------------------------------------------------------*/ | |
116 | /* SCSI inquiry data */ | |
117 | struct inquiry_data { | |
8ce3eca4 SM |
118 | u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ |
119 | u8 inqd_dtq; /* RMB | Device Type Qualifier */ | |
1da177e4 LT |
120 | u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ |
121 | u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ | |
122 | u8 inqd_len; /* Additional length (n-4) */ | |
123 | u8 inqd_pad1[2];/* Reserved - must be zero */ | |
124 | u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ | |
125 | u8 inqd_vid[8]; /* Vendor ID */ | |
126 | u8 inqd_pid[16];/* Product ID */ | |
127 | u8 inqd_prl[4]; /* Product Revision Level */ | |
128 | }; | |
129 | ||
130 | /* | |
131 | * M O D U L E G L O B A L S | |
132 | */ | |
8ce3eca4 | 133 | |
1da177e4 LT |
134 | static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); |
135 | static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); | |
0e68c003 | 136 | static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg); |
1da177e4 LT |
137 | static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); |
138 | #ifdef AAC_DETAILED_STATUS_INFO | |
139 | static char *aac_get_status_string(u32 status); | |
140 | #endif | |
141 | ||
142 | /* | |
143 | * Non dasd selection is handled entirely in aachba now | |
8ce3eca4 SM |
144 | */ |
145 | ||
1da177e4 | 146 | static int nondasd = -1; |
95e852e1 | 147 | static int aac_cache = 0; |
1da177e4 LT |
148 | static int dacmode = -1; |
149 | ||
1208bab5 | 150 | int aac_commit = -1; |
404d9a90 MH |
151 | int startup_timeout = 180; |
152 | int aif_timeout = 120; | |
1da177e4 | 153 | |
9a72f976 | 154 | module_param(nondasd, int, S_IRUGO|S_IWUSR); |
1da177e4 | 155 | MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices. 0=off, 1=on"); |
95e852e1 SM |
156 | module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); |
157 | MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n\tbit 0 - Disable FUA in WRITE SCSI commands\n\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n\tbit 2 - Disable only if Battery not protecting Cache"); | |
9a72f976 | 158 | module_param(dacmode, int, S_IRUGO|S_IWUSR); |
1da177e4 | 159 | MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC. 0=off, 1=on"); |
1208bab5 | 160 | module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); |
1da177e4 | 161 | MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the adapter for foreign arrays.\nThis is typically needed in systems that do not have a BIOS. 0=off, 1=on"); |
404d9a90 MH |
162 | module_param(startup_timeout, int, S_IRUGO|S_IWUSR); |
163 | MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for adapter to have it's kernel up and\nrunning. This is typically adjusted for large systems that do not have a BIOS."); | |
164 | module_param(aif_timeout, int, S_IRUGO|S_IWUSR); | |
165 | MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for applications to pick up AIFs before\nderegistering them. This is typically adjusted for heavily burdened systems."); | |
1da177e4 | 166 | |
7c00ffa3 MH |
167 | int numacb = -1; |
168 | module_param(numacb, int, S_IRUGO|S_IWUSR); | |
9a72f976 | 169 | MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control blocks (FIB) allocated. Valid values are 512 and down. Default is to use suggestion from Firmware."); |
7c00ffa3 MH |
170 | |
171 | int acbsize = -1; | |
172 | module_param(acbsize, int, S_IRUGO|S_IWUSR); | |
9a72f976 | 173 | MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB) size. Valid values are 512, 2048, 4096 and 8192. Default is to use suggestion from Firmware."); |
653ba58d | 174 | |
29c97684 SM |
175 | int update_interval = 30 * 60; |
176 | module_param(update_interval, int, S_IRUGO|S_IWUSR); | |
177 | MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync updates issued to adapter."); | |
178 | ||
179 | int check_interval = 24 * 60 * 60; | |
180 | module_param(check_interval, int, S_IRUGO|S_IWUSR); | |
181 | MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health checks."); | |
182 | ||
87f3bda3 AM |
183 | int aac_check_reset = 1; |
184 | module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); | |
f858317d | 185 | MODULE_PARM_DESC(aac_check_reset, "If adapter fails health check, reset the adapter. a value of -1 forces the reset to adapters programmed to ignore it."); |
29c97684 | 186 | |
e37ee4be | 187 | int expose_physicals = -1; |
653ba58d | 188 | module_param(expose_physicals, int, S_IRUGO|S_IWUSR); |
e37ee4be | 189 | MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays. -1=protect 0=off, 1=on"); |
03d44337 | 190 | |
1208bab5 SM |
191 | int aac_reset_devices = 0; |
192 | module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); | |
193 | MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); | |
03d44337 MH |
194 | |
195 | static inline int aac_valid_context(struct scsi_cmnd *scsicmd, | |
196 | struct fib *fibptr) { | |
197 | struct scsi_device *device; | |
198 | ||
8ce3eca4 | 199 | if (unlikely(!scsicmd || !scsicmd->scsi_done)) { |
c835e372 | 200 | dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); |
8ce3eca4 SM |
201 | aac_fib_complete(fibptr); |
202 | aac_fib_free(fibptr); | |
203 | return 0; | |
204 | } | |
03d44337 MH |
205 | scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; |
206 | device = scsicmd->device; | |
207 | if (unlikely(!device || !scsi_device_online(device))) { | |
208 | dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); | |
209 | aac_fib_complete(fibptr); | |
210 | aac_fib_free(fibptr); | |
211 | return 0; | |
212 | } | |
213 | return 1; | |
214 | } | |
215 | ||
1da177e4 LT |
216 | /** |
217 | * aac_get_config_status - check the adapter configuration | |
218 | * @common: adapter to query | |
219 | * | |
220 | * Query config status, and commit the configuration if needed. | |
221 | */ | |
8c867b25 | 222 | int aac_get_config_status(struct aac_dev *dev, int commit_flag) |
1da177e4 LT |
223 | { |
224 | int status = 0; | |
225 | struct fib * fibptr; | |
226 | ||
bfb35aa8 | 227 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
228 | return -ENOMEM; |
229 | ||
bfb35aa8 | 230 | aac_fib_init(fibptr); |
1da177e4 LT |
231 | { |
232 | struct aac_get_config_status *dinfo; | |
233 | dinfo = (struct aac_get_config_status *) fib_data(fibptr); | |
234 | ||
235 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
236 | dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); | |
237 | dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); | |
238 | } | |
239 | ||
bfb35aa8 | 240 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
241 | fibptr, |
242 | sizeof (struct aac_get_config_status), | |
243 | FsaNormal, | |
244 | 1, 1, | |
245 | NULL, NULL); | |
8ce3eca4 | 246 | if (status < 0) { |
1da177e4 LT |
247 | printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); |
248 | } else { | |
249 | struct aac_get_config_status_resp *reply | |
250 | = (struct aac_get_config_status_resp *) fib_data(fibptr); | |
251 | dprintk((KERN_WARNING | |
252 | "aac_get_config_status: response=%d status=%d action=%d\n", | |
253 | le32_to_cpu(reply->response), | |
254 | le32_to_cpu(reply->status), | |
255 | le32_to_cpu(reply->data.action))); | |
256 | if ((le32_to_cpu(reply->response) != ST_OK) || | |
257 | (le32_to_cpu(reply->status) != CT_OK) || | |
258 | (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { | |
259 | printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); | |
260 | status = -EINVAL; | |
261 | } | |
262 | } | |
bfb35aa8 | 263 | aac_fib_complete(fibptr); |
1da177e4 LT |
264 | /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ |
265 | if (status >= 0) { | |
1208bab5 | 266 | if ((aac_commit == 1) || commit_flag) { |
1da177e4 | 267 | struct aac_commit_config * dinfo; |
bfb35aa8 | 268 | aac_fib_init(fibptr); |
1da177e4 | 269 | dinfo = (struct aac_commit_config *) fib_data(fibptr); |
8ce3eca4 | 270 | |
1da177e4 LT |
271 | dinfo->command = cpu_to_le32(VM_ContainerConfig); |
272 | dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); | |
8ce3eca4 | 273 | |
bfb35aa8 | 274 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
275 | fibptr, |
276 | sizeof (struct aac_commit_config), | |
277 | FsaNormal, | |
278 | 1, 1, | |
279 | NULL, NULL); | |
bfb35aa8 | 280 | aac_fib_complete(fibptr); |
1208bab5 | 281 | } else if (aac_commit == 0) { |
1da177e4 LT |
282 | printk(KERN_WARNING |
283 | "aac_get_config_status: Foreign device configurations are being ignored\n"); | |
284 | } | |
285 | } | |
bfb35aa8 | 286 | aac_fib_free(fibptr); |
1da177e4 LT |
287 | return status; |
288 | } | |
289 | ||
290 | /** | |
291 | * aac_get_containers - list containers | |
292 | * @common: adapter to probe | |
293 | * | |
294 | * Make a list of all containers on this controller | |
295 | */ | |
296 | int aac_get_containers(struct aac_dev *dev) | |
297 | { | |
298 | struct fsa_dev_info *fsa_dev_ptr; | |
8ce3eca4 | 299 | u32 index; |
1da177e4 LT |
300 | int status = 0; |
301 | struct fib * fibptr; | |
1da177e4 LT |
302 | struct aac_get_container_count *dinfo; |
303 | struct aac_get_container_count_resp *dresp; | |
304 | int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; | |
305 | ||
bfb35aa8 | 306 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
307 | return -ENOMEM; |
308 | ||
bfb35aa8 | 309 | aac_fib_init(fibptr); |
1da177e4 LT |
310 | dinfo = (struct aac_get_container_count *) fib_data(fibptr); |
311 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
312 | dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); | |
313 | ||
bfb35aa8 | 314 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
315 | fibptr, |
316 | sizeof (struct aac_get_container_count), | |
317 | FsaNormal, | |
318 | 1, 1, | |
319 | NULL, NULL); | |
320 | if (status >= 0) { | |
321 | dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); | |
322 | maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); | |
bfb35aa8 | 323 | aac_fib_complete(fibptr); |
1da177e4 | 324 | } |
fe76df42 | 325 | aac_fib_free(fibptr); |
1da177e4 LT |
326 | |
327 | if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) | |
328 | maximum_num_containers = MAXIMUM_NUM_CONTAINERS; | |
1a655040 | 329 | fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, |
fe76df42 MH |
330 | GFP_KERNEL); |
331 | if (!fsa_dev_ptr) | |
1da177e4 | 332 | return -ENOMEM; |
1da177e4 LT |
333 | |
334 | dev->fsa_dev = fsa_dev_ptr; | |
335 | dev->maximum_num_containers = maximum_num_containers; | |
336 | ||
fe76df42 | 337 | for (index = 0; index < dev->maximum_num_containers; ) { |
1da177e4 LT |
338 | fsa_dev_ptr[index].devname[0] = '\0'; |
339 | ||
fe76df42 | 340 | status = aac_probe_container(dev, index); |
1da177e4 | 341 | |
fe76df42 | 342 | if (status < 0) { |
1da177e4 LT |
343 | printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); |
344 | break; | |
345 | } | |
7a8cf29d | 346 | |
1da177e4 LT |
347 | /* |
348 | * If there are no more containers, then stop asking. | |
349 | */ | |
fe76df42 | 350 | if (++index >= status) |
1da177e4 | 351 | break; |
1da177e4 | 352 | } |
1da177e4 LT |
353 | return status; |
354 | } | |
355 | ||
3b2946cc MH |
356 | static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigned int offset, unsigned int len) |
357 | { | |
358 | void *buf; | |
cab537d6 | 359 | int transfer_len; |
727eead6 FT |
360 | struct scatterlist *sg = scsi_sglist(scsicmd); |
361 | ||
45711f1a | 362 | buf = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset; |
727eead6 | 363 | transfer_len = min(sg->length, len + offset); |
3b2946cc | 364 | |
20235f35 | 365 | transfer_len -= offset; |
cab537d6 | 366 | if (buf && transfer_len > 0) |
20235f35 | 367 | memcpy(buf + offset, data, transfer_len); |
3b2946cc | 368 | |
3a0086a8 | 369 | flush_kernel_dcache_page(kmap_atomic_to_page(buf - sg->offset)); |
727eead6 | 370 | kunmap_atomic(buf - sg->offset, KM_IRQ0); |
3b2946cc MH |
371 | |
372 | } | |
373 | ||
1da177e4 LT |
374 | static void get_container_name_callback(void *context, struct fib * fibptr) |
375 | { | |
376 | struct aac_get_name_resp * get_name_reply; | |
377 | struct scsi_cmnd * scsicmd; | |
378 | ||
379 | scsicmd = (struct scsi_cmnd *) context; | |
380 | ||
03d44337 MH |
381 | if (!aac_valid_context(scsicmd, fibptr)) |
382 | return; | |
383 | ||
1da177e4 | 384 | dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); |
125e1874 | 385 | BUG_ON(fibptr == NULL); |
1da177e4 LT |
386 | |
387 | get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); | |
388 | /* Failure is irrelevant, using default value instead */ | |
389 | if ((le32_to_cpu(get_name_reply->status) == CT_OK) | |
390 | && (get_name_reply->data[0] != '\0')) { | |
3b2946cc | 391 | char *sp = get_name_reply->data; |
1da177e4 LT |
392 | sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; |
393 | while (*sp == ' ') | |
394 | ++sp; | |
3b2946cc MH |
395 | if (*sp) { |
396 | char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; | |
397 | int count = sizeof(d); | |
398 | char *dp = d; | |
399 | do { | |
400 | *dp++ = (*sp) ? *sp++ : ' '; | |
401 | } while (--count > 0); | |
8ce3eca4 | 402 | aac_internal_transfer(scsicmd, d, |
3b2946cc MH |
403 | offsetof(struct inquiry_data, inqd_pid), sizeof(d)); |
404 | } | |
1da177e4 | 405 | } |
3b2946cc | 406 | |
1da177e4 LT |
407 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
408 | ||
bfb35aa8 MH |
409 | aac_fib_complete(fibptr); |
410 | aac_fib_free(fibptr); | |
8e0c5ebd | 411 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
412 | } |
413 | ||
414 | /** | |
415 | * aac_get_container_name - get container name, none blocking. | |
416 | */ | |
9e7c349c | 417 | static int aac_get_container_name(struct scsi_cmnd * scsicmd) |
1da177e4 LT |
418 | { |
419 | int status; | |
420 | struct aac_get_name *dinfo; | |
421 | struct fib * cmd_fibcontext; | |
422 | struct aac_dev * dev; | |
423 | ||
424 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
425 | ||
bfb35aa8 | 426 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) |
1da177e4 LT |
427 | return -ENOMEM; |
428 | ||
bfb35aa8 | 429 | aac_fib_init(cmd_fibcontext); |
1da177e4 LT |
430 | dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); |
431 | ||
432 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
433 | dinfo->type = cpu_to_le32(CT_READ_NAME); | |
9e7c349c | 434 | dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); |
1da177e4 LT |
435 | dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); |
436 | ||
bfb35aa8 | 437 | status = aac_fib_send(ContainerCommand, |
8ce3eca4 | 438 | cmd_fibcontext, |
1da177e4 | 439 | sizeof (struct aac_get_name), |
8ce3eca4 SM |
440 | FsaNormal, |
441 | 0, 1, | |
442 | (fib_callback)get_container_name_callback, | |
1da177e4 | 443 | (void *) scsicmd); |
8ce3eca4 | 444 | |
1da177e4 LT |
445 | /* |
446 | * Check that the command queued to the controller | |
447 | */ | |
77d644d4 MH |
448 | if (status == -EINPROGRESS) { |
449 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 450 | return 0; |
77d644d4 | 451 | } |
8ce3eca4 | 452 | |
bfb35aa8 MH |
453 | printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); |
454 | aac_fib_complete(cmd_fibcontext); | |
455 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
456 | return -1; |
457 | } | |
458 | ||
fe76df42 | 459 | static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) |
1da177e4 | 460 | { |
fe76df42 | 461 | struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; |
1da177e4 | 462 | |
1a655040 | 463 | if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) |
fe76df42 | 464 | return aac_scsi_cmd(scsicmd); |
1da177e4 | 465 | |
fe76df42 MH |
466 | scsicmd->result = DID_NO_CONNECT << 16; |
467 | scsicmd->scsi_done(scsicmd); | |
468 | return 0; | |
469 | } | |
470 | ||
1a655040 | 471 | static void _aac_probe_container2(void * context, struct fib * fibptr) |
fe76df42 | 472 | { |
03d44337 | 473 | struct fsa_dev_info *fsa_dev_ptr; |
fe76df42 | 474 | int (*callback)(struct scsi_cmnd *); |
03d44337 MH |
475 | struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; |
476 | ||
03d44337 | 477 | |
1a655040 SM |
478 | if (!aac_valid_context(scsicmd, fibptr)) |
479 | return; | |
fe76df42 MH |
480 | |
481 | scsicmd->SCp.Status = 0; | |
1a655040 | 482 | fsa_dev_ptr = fibptr->dev->fsa_dev; |
fe76df42 MH |
483 | if (fsa_dev_ptr) { |
484 | struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); | |
485 | fsa_dev_ptr += scmd_id(scsicmd); | |
486 | ||
487 | if ((le32_to_cpu(dresp->status) == ST_OK) && | |
488 | (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && | |
489 | (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { | |
490 | fsa_dev_ptr->valid = 1; | |
491 | fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); | |
492 | fsa_dev_ptr->size | |
493 | = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + | |
494 | (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); | |
495 | fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); | |
496 | } | |
497 | if ((fsa_dev_ptr->valid & 1) == 0) | |
498 | fsa_dev_ptr->valid = 0; | |
499 | scsicmd->SCp.Status = le32_to_cpu(dresp->count); | |
500 | } | |
501 | aac_fib_complete(fibptr); | |
502 | aac_fib_free(fibptr); | |
503 | callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); | |
504 | scsicmd->SCp.ptr = NULL; | |
1a655040 SM |
505 | (*callback)(scsicmd); |
506 | return; | |
fe76df42 MH |
507 | } |
508 | ||
1a655040 | 509 | static void _aac_probe_container1(void * context, struct fib * fibptr) |
fe76df42 MH |
510 | { |
511 | struct scsi_cmnd * scsicmd; | |
512 | struct aac_mount * dresp; | |
513 | struct aac_query_mount *dinfo; | |
514 | int status; | |
515 | ||
516 | dresp = (struct aac_mount *) fib_data(fibptr); | |
517 | dresp->mnt[0].capacityhigh = 0; | |
518 | if ((le32_to_cpu(dresp->status) != ST_OK) || | |
1a655040 SM |
519 | (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { |
520 | _aac_probe_container2(context, fibptr); | |
521 | return; | |
522 | } | |
fe76df42 | 523 | scsicmd = (struct scsi_cmnd *) context; |
1da177e4 | 524 | |
03d44337 | 525 | if (!aac_valid_context(scsicmd, fibptr)) |
1a655040 | 526 | return; |
03d44337 | 527 | |
bfb35aa8 | 528 | aac_fib_init(fibptr); |
1da177e4 LT |
529 | |
530 | dinfo = (struct aac_query_mount *)fib_data(fibptr); | |
531 | ||
fe76df42 MH |
532 | dinfo->command = cpu_to_le32(VM_NameServe64); |
533 | dinfo->count = cpu_to_le32(scmd_id(scsicmd)); | |
1da177e4 LT |
534 | dinfo->type = cpu_to_le32(FT_FILESYS); |
535 | ||
bfb35aa8 | 536 | status = aac_fib_send(ContainerCommand, |
fe76df42 MH |
537 | fibptr, |
538 | sizeof(struct aac_query_mount), | |
539 | FsaNormal, | |
540 | 0, 1, | |
1a655040 | 541 | _aac_probe_container2, |
fe76df42 MH |
542 | (void *) scsicmd); |
543 | /* | |
544 | * Check that the command queued to the controller | |
545 | */ | |
1a655040 | 546 | if (status == -EINPROGRESS) |
fe76df42 | 547 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
1a655040 | 548 | else if (status < 0) { |
fe76df42 MH |
549 | /* Inherit results from VM_NameServe, if any */ |
550 | dresp->status = cpu_to_le32(ST_OK); | |
1a655040 | 551 | _aac_probe_container2(context, fibptr); |
1da177e4 | 552 | } |
fe76df42 | 553 | } |
1da177e4 | 554 | |
fe76df42 MH |
555 | static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) |
556 | { | |
557 | struct fib * fibptr; | |
558 | int status = -ENOMEM; | |
559 | ||
560 | if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { | |
561 | struct aac_query_mount *dinfo; | |
562 | ||
563 | aac_fib_init(fibptr); | |
564 | ||
565 | dinfo = (struct aac_query_mount *)fib_data(fibptr); | |
1da177e4 | 566 | |
fe76df42 MH |
567 | dinfo->command = cpu_to_le32(VM_NameServe); |
568 | dinfo->count = cpu_to_le32(scmd_id(scsicmd)); | |
7a8cf29d | 569 | dinfo->type = cpu_to_le32(FT_FILESYS); |
fe76df42 | 570 | scsicmd->SCp.ptr = (char *)callback; |
7a8cf29d | 571 | |
fe76df42 MH |
572 | status = aac_fib_send(ContainerCommand, |
573 | fibptr, | |
574 | sizeof(struct aac_query_mount), | |
575 | FsaNormal, | |
576 | 0, 1, | |
1a655040 | 577 | _aac_probe_container1, |
fe76df42 MH |
578 | (void *) scsicmd); |
579 | /* | |
580 | * Check that the command queued to the controller | |
581 | */ | |
582 | if (status == -EINPROGRESS) { | |
583 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
584 | return 0; | |
585 | } | |
586 | if (status < 0) { | |
587 | scsicmd->SCp.ptr = NULL; | |
588 | aac_fib_complete(fibptr); | |
589 | aac_fib_free(fibptr); | |
590 | } | |
591 | } | |
592 | if (status < 0) { | |
593 | struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; | |
594 | if (fsa_dev_ptr) { | |
595 | fsa_dev_ptr += scmd_id(scsicmd); | |
596 | if ((fsa_dev_ptr->valid & 1) == 0) { | |
597 | fsa_dev_ptr->valid = 0; | |
598 | return (*callback)(scsicmd); | |
599 | } | |
600 | } | |
1da177e4 | 601 | } |
fe76df42 MH |
602 | return status; |
603 | } | |
1da177e4 | 604 | |
fe76df42 MH |
605 | /** |
606 | * aac_probe_container - query a logical volume | |
607 | * @dev: device to query | |
608 | * @cid: container identifier | |
609 | * | |
610 | * Queries the controller about the given volume. The volume information | |
611 | * is updated in the struct fsa_dev_info structure rather than returned. | |
612 | */ | |
613 | static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) | |
614 | { | |
615 | scsicmd->device = NULL; | |
616 | return 0; | |
617 | } | |
1da177e4 | 618 | |
fe76df42 MH |
619 | int aac_probe_container(struct aac_dev *dev, int cid) |
620 | { | |
621 | struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); | |
622 | struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); | |
623 | int status; | |
624 | ||
625 | if (!scsicmd || !scsidev) { | |
626 | kfree(scsicmd); | |
627 | kfree(scsidev); | |
628 | return -ENOMEM; | |
629 | } | |
630 | scsicmd->list.next = NULL; | |
1a655040 | 631 | scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; |
fe76df42 MH |
632 | |
633 | scsicmd->device = scsidev; | |
634 | scsidev->sdev_state = 0; | |
635 | scsidev->id = cid; | |
636 | scsidev->host = dev->scsi_host_ptr; | |
637 | ||
638 | if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) | |
639 | while (scsicmd->device == scsidev) | |
640 | schedule(); | |
802ae2f0 | 641 | kfree(scsidev); |
fe76df42 MH |
642 | status = scsicmd->SCp.Status; |
643 | kfree(scsicmd); | |
1da177e4 LT |
644 | return status; |
645 | } | |
646 | ||
647 | /* Local Structure to set SCSI inquiry data strings */ | |
648 | struct scsi_inq { | |
649 | char vid[8]; /* Vendor ID */ | |
650 | char pid[16]; /* Product ID */ | |
651 | char prl[4]; /* Product Revision Level */ | |
652 | }; | |
653 | ||
654 | /** | |
655 | * InqStrCopy - string merge | |
656 | * @a: string to copy from | |
657 | * @b: string to copy to | |
658 | * | |
8ce3eca4 | 659 | * Copy a String from one location to another |
1da177e4 LT |
660 | * without copying \0 |
661 | */ | |
662 | ||
663 | static void inqstrcpy(char *a, char *b) | |
664 | { | |
665 | ||
8ce3eca4 | 666 | while (*a != (char)0) |
1da177e4 LT |
667 | *b++ = *a++; |
668 | } | |
669 | ||
670 | static char *container_types[] = { | |
8ce3eca4 SM |
671 | "None", |
672 | "Volume", | |
673 | "Mirror", | |
674 | "Stripe", | |
675 | "RAID5", | |
676 | "SSRW", | |
677 | "SSRO", | |
678 | "Morph", | |
679 | "Legacy", | |
680 | "RAID4", | |
681 | "RAID10", | |
682 | "RAID00", | |
683 | "V-MIRRORS", | |
684 | "PSEUDO R4", | |
1da177e4 | 685 | "RAID50", |
84971738 MH |
686 | "RAID5D", |
687 | "RAID5D0", | |
688 | "RAID1E", | |
689 | "RAID6", | |
690 | "RAID60", | |
8ce3eca4 | 691 | "Unknown" |
1da177e4 LT |
692 | }; |
693 | ||
17eaacee SM |
694 | char * get_container_type(unsigned tindex) |
695 | { | |
696 | if (tindex >= ARRAY_SIZE(container_types)) | |
697 | tindex = ARRAY_SIZE(container_types) - 1; | |
698 | return container_types[tindex]; | |
699 | } | |
1da177e4 LT |
700 | |
701 | /* Function: setinqstr | |
702 | * | |
703 | * Arguments: [1] pointer to void [1] int | |
704 | * | |
705 | * Purpose: Sets SCSI inquiry data strings for vendor, product | |
706 | * and revision level. Allows strings to be set in platform dependant | |
707 | * files instead of in OS dependant driver source. | |
708 | */ | |
709 | ||
794d0601 | 710 | static void setinqstr(struct aac_dev *dev, void *data, int tindex) |
1da177e4 LT |
711 | { |
712 | struct scsi_inq *str; | |
1da177e4 | 713 | |
1da177e4 | 714 | str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ |
794d0601 MH |
715 | memset(str, ' ', sizeof(*str)); |
716 | ||
717 | if (dev->supplement_adapter_info.AdapterTypeText[0]) { | |
718 | char * cp = dev->supplement_adapter_info.AdapterTypeText; | |
3bc8070f SM |
719 | int c; |
720 | if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) | |
721 | inqstrcpy("SMC", str->vid); | |
722 | else { | |
723 | c = sizeof(str->vid); | |
724 | while (*cp && *cp != ' ' && --c) | |
725 | ++cp; | |
726 | c = *cp; | |
727 | *cp = '\0'; | |
728 | inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, | |
729 | str->vid); | |
730 | *cp = c; | |
731 | while (*cp && *cp != ' ') | |
732 | ++cp; | |
733 | } | |
794d0601 MH |
734 | while (*cp == ' ') |
735 | ++cp; | |
736 | /* last six chars reserved for vol type */ | |
737 | c = 0; | |
738 | if (strlen(cp) > sizeof(str->pid)) { | |
739 | c = cp[sizeof(str->pid)]; | |
740 | cp[sizeof(str->pid)] = '\0'; | |
741 | } | |
742 | inqstrcpy (cp, str->pid); | |
743 | if (c) | |
744 | cp[sizeof(str->pid)] = c; | |
745 | } else { | |
746 | struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); | |
6391a113 TK |
747 | |
748 | inqstrcpy (mp->vname, str->vid); | |
794d0601 MH |
749 | /* last six chars reserved for vol type */ |
750 | inqstrcpy (mp->model, str->pid); | |
751 | } | |
1da177e4 | 752 | |
6391a113 | 753 | if (tindex < ARRAY_SIZE(container_types)){ |
1da177e4 LT |
754 | char *findit = str->pid; |
755 | ||
756 | for ( ; *findit != ' '; findit++); /* walk till we find a space */ | |
757 | /* RAID is superfluous in the context of a RAID device */ | |
758 | if (memcmp(findit-4, "RAID", 4) == 0) | |
759 | *(findit -= 4) = ' '; | |
794d0601 MH |
760 | if (((findit - str->pid) + strlen(container_types[tindex])) |
761 | < (sizeof(str->pid) + sizeof(str->prl))) | |
762 | inqstrcpy (container_types[tindex], findit + 1); | |
1da177e4 LT |
763 | } |
764 | inqstrcpy ("V1.0", str->prl); | |
765 | } | |
766 | ||
88e2f98e SM |
767 | static void get_container_serial_callback(void *context, struct fib * fibptr) |
768 | { | |
769 | struct aac_get_serial_resp * get_serial_reply; | |
770 | struct scsi_cmnd * scsicmd; | |
771 | ||
772 | BUG_ON(fibptr == NULL); | |
773 | ||
774 | scsicmd = (struct scsi_cmnd *) context; | |
775 | if (!aac_valid_context(scsicmd, fibptr)) | |
776 | return; | |
777 | ||
778 | get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); | |
779 | /* Failure is irrelevant, using default value instead */ | |
780 | if (le32_to_cpu(get_serial_reply->status) == CT_OK) { | |
781 | char sp[13]; | |
782 | /* EVPD bit set */ | |
783 | sp[0] = INQD_PDT_DA; | |
784 | sp[1] = scsicmd->cmnd[2]; | |
785 | sp[2] = 0; | |
786 | sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", | |
787 | le32_to_cpu(get_serial_reply->uid)); | |
788 | aac_internal_transfer(scsicmd, sp, 0, sizeof(sp)); | |
789 | } | |
790 | ||
791 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
792 | ||
793 | aac_fib_complete(fibptr); | |
794 | aac_fib_free(fibptr); | |
795 | scsicmd->scsi_done(scsicmd); | |
796 | } | |
797 | ||
798 | /** | |
799 | * aac_get_container_serial - get container serial, none blocking. | |
800 | */ | |
801 | static int aac_get_container_serial(struct scsi_cmnd * scsicmd) | |
802 | { | |
803 | int status; | |
804 | struct aac_get_serial *dinfo; | |
805 | struct fib * cmd_fibcontext; | |
806 | struct aac_dev * dev; | |
807 | ||
808 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
809 | ||
810 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) | |
811 | return -ENOMEM; | |
812 | ||
813 | aac_fib_init(cmd_fibcontext); | |
814 | dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); | |
815 | ||
816 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
817 | dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); | |
818 | dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); | |
819 | ||
820 | status = aac_fib_send(ContainerCommand, | |
821 | cmd_fibcontext, | |
822 | sizeof (struct aac_get_serial), | |
823 | FsaNormal, | |
824 | 0, 1, | |
825 | (fib_callback) get_container_serial_callback, | |
826 | (void *) scsicmd); | |
827 | ||
828 | /* | |
829 | * Check that the command queued to the controller | |
830 | */ | |
831 | if (status == -EINPROGRESS) { | |
832 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
833 | return 0; | |
834 | } | |
835 | ||
836 | printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); | |
837 | aac_fib_complete(cmd_fibcontext); | |
838 | aac_fib_free(cmd_fibcontext); | |
839 | return -1; | |
840 | } | |
841 | ||
842 | /* Function: setinqserial | |
843 | * | |
844 | * Arguments: [1] pointer to void [1] int | |
845 | * | |
846 | * Purpose: Sets SCSI Unit Serial number. | |
847 | * This is a fake. We should read a proper | |
848 | * serial number from the container. <SuSE>But | |
849 | * without docs it's quite hard to do it :-) | |
850 | * So this will have to do in the meantime.</SuSE> | |
851 | */ | |
852 | ||
853 | static int setinqserial(struct aac_dev *dev, void *data, int cid) | |
854 | { | |
855 | /* | |
856 | * This breaks array migration. | |
857 | */ | |
858 | return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", | |
859 | le32_to_cpu(dev->adapter_info.serial[0]), cid); | |
860 | } | |
861 | ||
4833869e AB |
862 | static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, |
863 | u8 a_sense_code, u8 incorrect_length, | |
864 | u8 bit_pointer, u16 field_pointer, | |
865 | u32 residue) | |
1da177e4 LT |
866 | { |
867 | sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ | |
868 | sense_buf[1] = 0; /* Segment number, always zero */ | |
869 | ||
870 | if (incorrect_length) { | |
871 | sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ | |
872 | sense_buf[3] = BYTE3(residue); | |
873 | sense_buf[4] = BYTE2(residue); | |
874 | sense_buf[5] = BYTE1(residue); | |
875 | sense_buf[6] = BYTE0(residue); | |
876 | } else | |
877 | sense_buf[2] = sense_key; /* Sense key */ | |
878 | ||
879 | if (sense_key == ILLEGAL_REQUEST) | |
880 | sense_buf[7] = 10; /* Additional sense length */ | |
881 | else | |
882 | sense_buf[7] = 6; /* Additional sense length */ | |
883 | ||
884 | sense_buf[12] = sense_code; /* Additional sense code */ | |
885 | sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ | |
886 | if (sense_key == ILLEGAL_REQUEST) { | |
887 | sense_buf[15] = 0; | |
888 | ||
889 | if (sense_code == SENCODE_INVALID_PARAM_FIELD) | |
890 | sense_buf[15] = 0x80;/* Std sense key specific field */ | |
891 | /* Illegal parameter is in the parameter block */ | |
892 | ||
893 | if (sense_code == SENCODE_INVALID_CDB_FIELD) | |
894 | sense_buf[15] = 0xc0;/* Std sense key specific field */ | |
895 | /* Illegal parameter is in the CDB block */ | |
896 | sense_buf[15] |= bit_pointer; | |
897 | sense_buf[16] = field_pointer >> 8; /* MSB */ | |
898 | sense_buf[17] = field_pointer; /* LSB */ | |
899 | } | |
900 | } | |
901 | ||
e8f32de5 MH |
902 | static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) |
903 | { | |
904 | if (lba & 0xffffffff00000000LL) { | |
905 | int cid = scmd_id(cmd); | |
906 | dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); | |
907 | cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
908 | SAM_STAT_CHECK_CONDITION; | |
909 | set_sense((u8 *) &dev->fsa_dev[cid].sense_data, | |
910 | HARDWARE_ERROR, | |
911 | SENCODE_INTERNAL_TARGET_FAILURE, | |
912 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, | |
913 | 0, 0); | |
914 | memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
3ace426f SM |
915 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
916 | SCSI_SENSE_BUFFERSIZE)); | |
e8f32de5 MH |
917 | cmd->scsi_done(cmd); |
918 | return 1; | |
919 | } | |
920 | return 0; | |
921 | } | |
922 | ||
923 | static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) | |
924 | { | |
925 | return 0; | |
926 | } | |
927 | ||
928 | static void io_callback(void *context, struct fib * fibptr); | |
929 | ||
930 | static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
931 | { | |
932 | u16 fibsize; | |
933 | struct aac_raw_io *readcmd; | |
934 | aac_fib_init(fib); | |
935 | readcmd = (struct aac_raw_io *) fib_data(fib); | |
936 | readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); | |
937 | readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
938 | readcmd->count = cpu_to_le32(count<<9); | |
939 | readcmd->cid = cpu_to_le16(scmd_id(cmd)); | |
9d399cc7 | 940 | readcmd->flags = cpu_to_le16(IO_TYPE_READ); |
e8f32de5 MH |
941 | readcmd->bpTotal = 0; |
942 | readcmd->bpComplete = 0; | |
943 | ||
944 | aac_build_sgraw(cmd, &readcmd->sg); | |
945 | fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); | |
946 | BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); | |
947 | /* | |
948 | * Now send the Fib to the adapter | |
949 | */ | |
950 | return aac_fib_send(ContainerRawIo, | |
951 | fib, | |
952 | fibsize, | |
953 | FsaNormal, | |
954 | 0, 1, | |
955 | (fib_callback) io_callback, | |
956 | (void *) cmd); | |
957 | } | |
958 | ||
959 | static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
960 | { | |
961 | u16 fibsize; | |
962 | struct aac_read64 *readcmd; | |
963 | aac_fib_init(fib); | |
964 | readcmd = (struct aac_read64 *) fib_data(fib); | |
965 | readcmd->command = cpu_to_le32(VM_CtHostRead64); | |
966 | readcmd->cid = cpu_to_le16(scmd_id(cmd)); | |
967 | readcmd->sector_count = cpu_to_le16(count); | |
968 | readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); | |
969 | readcmd->pad = 0; | |
970 | readcmd->flags = 0; | |
971 | ||
972 | aac_build_sg64(cmd, &readcmd->sg); | |
973 | fibsize = sizeof(struct aac_read64) + | |
974 | ((le32_to_cpu(readcmd->sg.count) - 1) * | |
975 | sizeof (struct sgentry64)); | |
976 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
977 | sizeof(struct aac_fibhdr))); | |
978 | /* | |
979 | * Now send the Fib to the adapter | |
980 | */ | |
981 | return aac_fib_send(ContainerCommand64, | |
982 | fib, | |
983 | fibsize, | |
984 | FsaNormal, | |
985 | 0, 1, | |
986 | (fib_callback) io_callback, | |
987 | (void *) cmd); | |
988 | } | |
989 | ||
990 | static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
991 | { | |
992 | u16 fibsize; | |
993 | struct aac_read *readcmd; | |
994 | aac_fib_init(fib); | |
995 | readcmd = (struct aac_read *) fib_data(fib); | |
996 | readcmd->command = cpu_to_le32(VM_CtBlockRead); | |
f3307f72 | 997 | readcmd->cid = cpu_to_le32(scmd_id(cmd)); |
e8f32de5 MH |
998 | readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); |
999 | readcmd->count = cpu_to_le32(count * 512); | |
1000 | ||
1001 | aac_build_sg(cmd, &readcmd->sg); | |
1002 | fibsize = sizeof(struct aac_read) + | |
1003 | ((le32_to_cpu(readcmd->sg.count) - 1) * | |
1004 | sizeof (struct sgentry)); | |
1005 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1006 | sizeof(struct aac_fibhdr))); | |
1007 | /* | |
1008 | * Now send the Fib to the adapter | |
1009 | */ | |
1010 | return aac_fib_send(ContainerCommand, | |
1011 | fib, | |
1012 | fibsize, | |
1013 | FsaNormal, | |
1014 | 0, 1, | |
1015 | (fib_callback) io_callback, | |
1016 | (void *) cmd); | |
1017 | } | |
1018 | ||
9d399cc7 | 1019 | static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
1020 | { |
1021 | u16 fibsize; | |
1022 | struct aac_raw_io *writecmd; | |
1023 | aac_fib_init(fib); | |
1024 | writecmd = (struct aac_raw_io *) fib_data(fib); | |
1025 | writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); | |
1026 | writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
1027 | writecmd->count = cpu_to_le32(count<<9); | |
1028 | writecmd->cid = cpu_to_le16(scmd_id(cmd)); | |
95e852e1 SM |
1029 | writecmd->flags = (fua && ((aac_cache & 5) != 1) && |
1030 | (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? | |
9d399cc7 SM |
1031 | cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : |
1032 | cpu_to_le16(IO_TYPE_WRITE); | |
e8f32de5 MH |
1033 | writecmd->bpTotal = 0; |
1034 | writecmd->bpComplete = 0; | |
1035 | ||
1036 | aac_build_sgraw(cmd, &writecmd->sg); | |
1037 | fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); | |
1038 | BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); | |
1039 | /* | |
1040 | * Now send the Fib to the adapter | |
1041 | */ | |
1042 | return aac_fib_send(ContainerRawIo, | |
1043 | fib, | |
1044 | fibsize, | |
1045 | FsaNormal, | |
1046 | 0, 1, | |
1047 | (fib_callback) io_callback, | |
1048 | (void *) cmd); | |
1049 | } | |
1050 | ||
9d399cc7 | 1051 | static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
1052 | { |
1053 | u16 fibsize; | |
1054 | struct aac_write64 *writecmd; | |
1055 | aac_fib_init(fib); | |
1056 | writecmd = (struct aac_write64 *) fib_data(fib); | |
1057 | writecmd->command = cpu_to_le32(VM_CtHostWrite64); | |
1058 | writecmd->cid = cpu_to_le16(scmd_id(cmd)); | |
1059 | writecmd->sector_count = cpu_to_le16(count); | |
1060 | writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); | |
1061 | writecmd->pad = 0; | |
1062 | writecmd->flags = 0; | |
1063 | ||
1064 | aac_build_sg64(cmd, &writecmd->sg); | |
1065 | fibsize = sizeof(struct aac_write64) + | |
1066 | ((le32_to_cpu(writecmd->sg.count) - 1) * | |
1067 | sizeof (struct sgentry64)); | |
1068 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1069 | sizeof(struct aac_fibhdr))); | |
1070 | /* | |
1071 | * Now send the Fib to the adapter | |
1072 | */ | |
1073 | return aac_fib_send(ContainerCommand64, | |
1074 | fib, | |
1075 | fibsize, | |
1076 | FsaNormal, | |
1077 | 0, 1, | |
1078 | (fib_callback) io_callback, | |
1079 | (void *) cmd); | |
1080 | } | |
1081 | ||
9d399cc7 | 1082 | static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
1083 | { |
1084 | u16 fibsize; | |
1085 | struct aac_write *writecmd; | |
1086 | aac_fib_init(fib); | |
1087 | writecmd = (struct aac_write *) fib_data(fib); | |
1088 | writecmd->command = cpu_to_le32(VM_CtBlockWrite); | |
f3307f72 | 1089 | writecmd->cid = cpu_to_le32(scmd_id(cmd)); |
e8f32de5 MH |
1090 | writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); |
1091 | writecmd->count = cpu_to_le32(count * 512); | |
1092 | writecmd->sg.count = cpu_to_le32(1); | |
1093 | /* ->stable is not used - it did mean which type of write */ | |
1094 | ||
1095 | aac_build_sg(cmd, &writecmd->sg); | |
1096 | fibsize = sizeof(struct aac_write) + | |
1097 | ((le32_to_cpu(writecmd->sg.count) - 1) * | |
1098 | sizeof (struct sgentry)); | |
1099 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1100 | sizeof(struct aac_fibhdr))); | |
1101 | /* | |
1102 | * Now send the Fib to the adapter | |
1103 | */ | |
1104 | return aac_fib_send(ContainerCommand, | |
1105 | fib, | |
1106 | fibsize, | |
1107 | FsaNormal, | |
1108 | 0, 1, | |
1109 | (fib_callback) io_callback, | |
1110 | (void *) cmd); | |
1111 | } | |
1112 | ||
1113 | static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) | |
1114 | { | |
1115 | struct aac_srb * srbcmd; | |
1116 | u32 flag; | |
1117 | u32 timeout; | |
1118 | ||
1119 | aac_fib_init(fib); | |
1120 | switch(cmd->sc_data_direction){ | |
1121 | case DMA_TO_DEVICE: | |
1122 | flag = SRB_DataOut; | |
1123 | break; | |
1124 | case DMA_BIDIRECTIONAL: | |
1125 | flag = SRB_DataIn | SRB_DataOut; | |
1126 | break; | |
1127 | case DMA_FROM_DEVICE: | |
1128 | flag = SRB_DataIn; | |
1129 | break; | |
1130 | case DMA_NONE: | |
1131 | default: /* shuts up some versions of gcc */ | |
1132 | flag = SRB_NoDataXfer; | |
1133 | break; | |
1134 | } | |
1135 | ||
1136 | srbcmd = (struct aac_srb*) fib_data(fib); | |
1137 | srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); | |
1138 | srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); | |
1139 | srbcmd->id = cpu_to_le32(scmd_id(cmd)); | |
1140 | srbcmd->lun = cpu_to_le32(cmd->device->lun); | |
1141 | srbcmd->flags = cpu_to_le32(flag); | |
1142 | timeout = cmd->timeout_per_command/HZ; | |
1143 | if (timeout == 0) | |
1144 | timeout = 1; | |
1145 | srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds | |
1146 | srbcmd->retry_limit = 0; /* Obsolete parameter */ | |
1147 | srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); | |
1148 | return srbcmd; | |
1149 | } | |
1150 | ||
1151 | static void aac_srb_callback(void *context, struct fib * fibptr); | |
1152 | ||
1153 | static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) | |
1154 | { | |
1155 | u16 fibsize; | |
1156 | struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); | |
1157 | ||
1158 | aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); | |
727eead6 | 1159 | srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); |
e8f32de5 MH |
1160 | |
1161 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
1162 | memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); | |
1163 | /* | |
1164 | * Build Scatter/Gather list | |
1165 | */ | |
1166 | fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + | |
1167 | ((le32_to_cpu(srbcmd->sg.count) & 0xff) * | |
1168 | sizeof (struct sgentry64)); | |
1169 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1170 | sizeof(struct aac_fibhdr))); | |
1171 | ||
1172 | /* | |
1173 | * Now send the Fib to the adapter | |
1174 | */ | |
1175 | return aac_fib_send(ScsiPortCommand64, fib, | |
1176 | fibsize, FsaNormal, 0, 1, | |
1177 | (fib_callback) aac_srb_callback, | |
1178 | (void *) cmd); | |
1179 | } | |
1180 | ||
1181 | static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) | |
1182 | { | |
1183 | u16 fibsize; | |
1184 | struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); | |
1185 | ||
1186 | aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); | |
727eead6 | 1187 | srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); |
e8f32de5 MH |
1188 | |
1189 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
1190 | memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); | |
1191 | /* | |
1192 | * Build Scatter/Gather list | |
1193 | */ | |
1194 | fibsize = sizeof (struct aac_srb) + | |
1195 | (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * | |
1196 | sizeof (struct sgentry)); | |
1197 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1198 | sizeof(struct aac_fibhdr))); | |
1199 | ||
1200 | /* | |
1201 | * Now send the Fib to the adapter | |
1202 | */ | |
1203 | return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, | |
1204 | (fib_callback) aac_srb_callback, (void *) cmd); | |
1205 | } | |
1206 | ||
94cf6ba1 SM |
1207 | static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) |
1208 | { | |
1209 | if ((sizeof(dma_addr_t) > 4) && | |
1210 | (num_physpages > (0xFFFFFFFFULL >> PAGE_SHIFT)) && | |
1211 | (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) | |
1212 | return FAILED; | |
1213 | return aac_scsi_32(fib, cmd); | |
1214 | } | |
1215 | ||
1da177e4 LT |
1216 | int aac_get_adapter_info(struct aac_dev* dev) |
1217 | { | |
1218 | struct fib* fibptr; | |
1da177e4 LT |
1219 | int rcode; |
1220 | u32 tmp; | |
84971738 MH |
1221 | struct aac_adapter_info *info; |
1222 | struct aac_bus_info *command; | |
1223 | struct aac_bus_info_response *bus_info; | |
7c00ffa3 | 1224 | |
bfb35aa8 | 1225 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
1226 | return -ENOMEM; |
1227 | ||
bfb35aa8 | 1228 | aac_fib_init(fibptr); |
7c00ffa3 MH |
1229 | info = (struct aac_adapter_info *) fib_data(fibptr); |
1230 | memset(info,0,sizeof(*info)); | |
1da177e4 | 1231 | |
bfb35aa8 | 1232 | rcode = aac_fib_send(RequestAdapterInfo, |
8ce3eca4 | 1233 | fibptr, |
7c00ffa3 | 1234 | sizeof(*info), |
8ce3eca4 | 1235 | FsaNormal, |
9203344c | 1236 | -1, 1, /* First `interrupt' command uses special wait */ |
8ce3eca4 | 1237 | NULL, |
7c00ffa3 MH |
1238 | NULL); |
1239 | ||
1240 | if (rcode < 0) { | |
bfb35aa8 MH |
1241 | aac_fib_complete(fibptr); |
1242 | aac_fib_free(fibptr); | |
7c00ffa3 MH |
1243 | return rcode; |
1244 | } | |
1245 | memcpy(&dev->adapter_info, info, sizeof(*info)); | |
1da177e4 | 1246 | |
7c00ffa3 | 1247 | if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { |
06a43d17 | 1248 | struct aac_supplement_adapter_info * sinfo; |
7c00ffa3 | 1249 | |
bfb35aa8 | 1250 | aac_fib_init(fibptr); |
7c00ffa3 | 1251 | |
06a43d17 | 1252 | sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); |
7c00ffa3 | 1253 | |
06a43d17 | 1254 | memset(sinfo,0,sizeof(*sinfo)); |
7c00ffa3 | 1255 | |
bfb35aa8 | 1256 | rcode = aac_fib_send(RequestSupplementAdapterInfo, |
7c00ffa3 | 1257 | fibptr, |
06a43d17 | 1258 | sizeof(*sinfo), |
7c00ffa3 MH |
1259 | FsaNormal, |
1260 | 1, 1, | |
1261 | NULL, | |
1262 | NULL); | |
1263 | ||
1264 | if (rcode >= 0) | |
06a43d17 | 1265 | memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); |
7c00ffa3 | 1266 | } |
1da177e4 | 1267 | |
84971738 | 1268 | |
8ce3eca4 SM |
1269 | /* |
1270 | * GetBusInfo | |
84971738 MH |
1271 | */ |
1272 | ||
bfb35aa8 | 1273 | aac_fib_init(fibptr); |
84971738 MH |
1274 | |
1275 | bus_info = (struct aac_bus_info_response *) fib_data(fibptr); | |
1276 | ||
1277 | memset(bus_info, 0, sizeof(*bus_info)); | |
1278 | ||
1279 | command = (struct aac_bus_info *)bus_info; | |
1280 | ||
1281 | command->Command = cpu_to_le32(VM_Ioctl); | |
1282 | command->ObjType = cpu_to_le32(FT_DRIVE); | |
1283 | command->MethodId = cpu_to_le32(1); | |
1284 | command->CtlCmd = cpu_to_le32(GetBusInfo); | |
1285 | ||
bfb35aa8 | 1286 | rcode = aac_fib_send(ContainerCommand, |
84971738 MH |
1287 | fibptr, |
1288 | sizeof (*bus_info), | |
1289 | FsaNormal, | |
1290 | 1, 1, | |
1291 | NULL, NULL); | |
1292 | ||
94cf6ba1 SM |
1293 | /* reasoned default */ |
1294 | dev->maximum_num_physicals = 16; | |
84971738 MH |
1295 | if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { |
1296 | dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); | |
1297 | dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); | |
1298 | } | |
1299 | ||
8c867b25 | 1300 | if (!dev->in_reset) { |
24f02e1d | 1301 | char buffer[16]; |
8c867b25 MH |
1302 | tmp = le32_to_cpu(dev->adapter_info.kernelrev); |
1303 | printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", | |
8ce3eca4 | 1304 | dev->name, |
1da177e4 LT |
1305 | dev->id, |
1306 | tmp>>24, | |
1307 | (tmp>>16)&0xff, | |
1308 | tmp&0xff, | |
7c00ffa3 MH |
1309 | le32_to_cpu(dev->adapter_info.kernelbuild), |
1310 | (int)sizeof(dev->supplement_adapter_info.BuildDate), | |
1311 | dev->supplement_adapter_info.BuildDate); | |
8c867b25 MH |
1312 | tmp = le32_to_cpu(dev->adapter_info.monitorrev); |
1313 | printk(KERN_INFO "%s%d: monitor %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.monitorbuild)); | |
8c867b25 MH |
1317 | tmp = le32_to_cpu(dev->adapter_info.biosrev); |
1318 | printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", | |
1da177e4 LT |
1319 | dev->name, dev->id, |
1320 | tmp>>24,(tmp>>16)&0xff,tmp&0xff, | |
1321 | le32_to_cpu(dev->adapter_info.biosbuild)); | |
24f02e1d SM |
1322 | buffer[0] = '\0'; |
1323 | if (aac_show_serial_number( | |
1324 | shost_to_class(dev->scsi_host_ptr), buffer)) | |
1325 | printk(KERN_INFO "%s%d: serial %s", | |
1326 | dev->name, dev->id, buffer); | |
a45c863f SM |
1327 | if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { |
1328 | printk(KERN_INFO "%s%d: TSID %.*s\n", | |
1329 | dev->name, dev->id, | |
1330 | (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), | |
1331 | dev->supplement_adapter_info.VpdInfo.Tsid); | |
1332 | } | |
a3940da5 SM |
1333 | if (!aac_check_reset || ((aac_check_reset != 1) && |
1334 | (dev->supplement_adapter_info.SupportedOptions2 & | |
1335 | AAC_OPTION_IGNORE_RESET))) { | |
29c97684 SM |
1336 | printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", |
1337 | dev->name, dev->id); | |
1338 | } | |
8c867b25 | 1339 | } |
1da177e4 | 1340 | |
95e852e1 | 1341 | dev->cache_protected = 0; |
cb1042f2 SM |
1342 | dev->jbod = ((dev->supplement_adapter_info.FeatureBits & |
1343 | AAC_FEATURE_JBOD) != 0); | |
1da177e4 LT |
1344 | dev->nondasd_support = 0; |
1345 | dev->raid_scsi_mode = 0; | |
95e852e1 | 1346 | if(dev->adapter_info.options & AAC_OPT_NONDASD) |
1da177e4 | 1347 | dev->nondasd_support = 1; |
1da177e4 LT |
1348 | |
1349 | /* | |
1350 | * If the firmware supports ROMB RAID/SCSI mode and we are currently | |
1351 | * in RAID/SCSI mode, set the flag. For now if in this mode we will | |
1352 | * force nondasd support on. If we decide to allow the non-dasd flag | |
1353 | * additional changes changes will have to be made to support | |
1354 | * RAID/SCSI. the function aac_scsi_cmd in this module will have to be | |
1355 | * changed to support the new dev->raid_scsi_mode flag instead of | |
1356 | * leaching off of the dev->nondasd_support flag. Also in linit.c the | |
1357 | * function aac_detect will have to be modified where it sets up the | |
1358 | * max number of channels based on the aac->nondasd_support flag only. | |
1359 | */ | |
1360 | if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && | |
1361 | (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { | |
1362 | dev->nondasd_support = 1; | |
1363 | dev->raid_scsi_mode = 1; | |
1364 | } | |
1365 | if (dev->raid_scsi_mode != 0) | |
1366 | printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", | |
1367 | dev->name, dev->id); | |
8ce3eca4 | 1368 | |
95e852e1 | 1369 | if (nondasd != -1) |
1da177e4 | 1370 | dev->nondasd_support = (nondasd!=0); |
95e852e1 | 1371 | if(dev->nondasd_support != 0) { |
1da177e4 LT |
1372 | printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); |
1373 | } | |
1374 | ||
1375 | dev->dac_support = 0; | |
1376 | if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ | |
1377 | printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); | |
1378 | dev->dac_support = 1; | |
1379 | } | |
1380 | ||
1381 | if(dacmode != -1) { | |
1382 | dev->dac_support = (dacmode!=0); | |
1383 | } | |
1384 | if(dev->dac_support != 0) { | |
71e0f32f JB |
1385 | if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && |
1386 | !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { | |
1da177e4 LT |
1387 | printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", |
1388 | dev->name, dev->id); | |
71e0f32f JB |
1389 | } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && |
1390 | !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { | |
1da177e4 LT |
1391 | printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", |
1392 | dev->name, dev->id); | |
1393 | dev->dac_support = 0; | |
1394 | } else { | |
1395 | printk(KERN_WARNING"%s%d: No suitable DMA available.\n", | |
1396 | dev->name, dev->id); | |
1397 | rcode = -ENOMEM; | |
1398 | } | |
1399 | } | |
8ce3eca4 | 1400 | /* |
e8f32de5 MH |
1401 | * Deal with configuring for the individualized limits of each packet |
1402 | * interface. | |
7c00ffa3 | 1403 | */ |
e8f32de5 | 1404 | dev->a_ops.adapter_scsi = (dev->dac_support) |
94cf6ba1 SM |
1405 | ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) |
1406 | ? aac_scsi_32_64 | |
1407 | : aac_scsi_64) | |
e8f32de5 MH |
1408 | : aac_scsi_32; |
1409 | if (dev->raw_io_interface) { | |
1410 | dev->a_ops.adapter_bounds = (dev->raw_io_64) | |
1411 | ? aac_bounds_64 | |
1412 | : aac_bounds_32; | |
1413 | dev->a_ops.adapter_read = aac_read_raw_io; | |
1414 | dev->a_ops.adapter_write = aac_write_raw_io; | |
1415 | } else { | |
1416 | dev->a_ops.adapter_bounds = aac_bounds_32; | |
0e68c003 | 1417 | dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - |
7c00ffa3 | 1418 | sizeof(struct aac_fibhdr) - |
63a70eea MH |
1419 | sizeof(struct aac_write) + sizeof(struct sgentry)) / |
1420 | sizeof(struct sgentry); | |
0e68c003 | 1421 | if (dev->dac_support) { |
e8f32de5 MH |
1422 | dev->a_ops.adapter_read = aac_read_block64; |
1423 | dev->a_ops.adapter_write = aac_write_block64; | |
8ce3eca4 SM |
1424 | /* |
1425 | * 38 scatter gather elements | |
0e68c003 MH |
1426 | */ |
1427 | dev->scsi_host_ptr->sg_tablesize = | |
1428 | (dev->max_fib_size - | |
1429 | sizeof(struct aac_fibhdr) - | |
1430 | sizeof(struct aac_write64) + | |
63a70eea MH |
1431 | sizeof(struct sgentry64)) / |
1432 | sizeof(struct sgentry64); | |
e8f32de5 MH |
1433 | } else { |
1434 | dev->a_ops.adapter_read = aac_read_block; | |
1435 | dev->a_ops.adapter_write = aac_write_block; | |
0e68c003 MH |
1436 | } |
1437 | dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; | |
1438 | if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { | |
1439 | /* | |
1440 | * Worst case size that could cause sg overflow when | |
1441 | * we break up SG elements that are larger than 64KB. | |
1442 | * Would be nice if we could tell the SCSI layer what | |
1443 | * the maximum SG element size can be. Worst case is | |
1444 | * (sg_tablesize-1) 4KB elements with one 64KB | |
1445 | * element. | |
1446 | * 32bit -> 468 or 238KB 64bit -> 424 or 212KB | |
1447 | */ | |
1448 | dev->scsi_host_ptr->max_sectors = | |
1449 | (dev->scsi_host_ptr->sg_tablesize * 8) + 112; | |
1450 | } | |
7c00ffa3 | 1451 | } |
1da177e4 | 1452 | |
bfb35aa8 MH |
1453 | aac_fib_complete(fibptr); |
1454 | aac_fib_free(fibptr); | |
1da177e4 LT |
1455 | |
1456 | return rcode; | |
1457 | } | |
1458 | ||
1459 | ||
e53cb35a | 1460 | static void io_callback(void *context, struct fib * fibptr) |
1da177e4 LT |
1461 | { |
1462 | struct aac_dev *dev; | |
1463 | struct aac_read_reply *readreply; | |
1464 | struct scsi_cmnd *scsicmd; | |
1da177e4 LT |
1465 | u32 cid; |
1466 | ||
1467 | scsicmd = (struct scsi_cmnd *) context; | |
1468 | ||
03d44337 MH |
1469 | if (!aac_valid_context(scsicmd, fibptr)) |
1470 | return; | |
1471 | ||
1a655040 | 1472 | dev = fibptr->dev; |
e5718774 | 1473 | cid = scmd_id(scsicmd); |
1da177e4 | 1474 | |
7a8cf29d MH |
1475 | if (nblank(dprintk(x))) { |
1476 | u64 lba; | |
1477 | switch (scsicmd->cmnd[0]) { | |
1478 | case WRITE_6: | |
1479 | case READ_6: | |
1480 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | | |
1481 | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
1482 | break; | |
1483 | case WRITE_16: | |
1484 | case READ_16: | |
1485 | lba = ((u64)scsicmd->cmnd[2] << 56) | | |
1486 | ((u64)scsicmd->cmnd[3] << 48) | | |
1487 | ((u64)scsicmd->cmnd[4] << 40) | | |
1488 | ((u64)scsicmd->cmnd[5] << 32) | | |
1489 | ((u64)scsicmd->cmnd[6] << 24) | | |
1490 | (scsicmd->cmnd[7] << 16) | | |
1491 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
1492 | break; | |
1493 | case WRITE_12: | |
1494 | case READ_12: | |
1495 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
1496 | (scsicmd->cmnd[3] << 16) | | |
1497 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1498 | break; | |
1499 | default: | |
1500 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
1501 | (scsicmd->cmnd[3] << 16) | | |
1502 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1503 | break; | |
1504 | } | |
1505 | printk(KERN_DEBUG | |
1506 | "io_callback[cpu %d]: lba = %llu, t = %ld.\n", | |
1507 | smp_processor_id(), (unsigned long long)lba, jiffies); | |
1508 | } | |
1da177e4 | 1509 | |
125e1874 | 1510 | BUG_ON(fibptr == NULL); |
727eead6 FT |
1511 | |
1512 | scsi_dma_unmap(scsicmd); | |
1513 | ||
1da177e4 LT |
1514 | readreply = (struct aac_read_reply *)fib_data(fibptr); |
1515 | if (le32_to_cpu(readreply->status) == ST_OK) | |
1516 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1517 | else { | |
7c00ffa3 | 1518 | #ifdef AAC_DETAILED_STATUS_INFO |
e53cb35a | 1519 | printk(KERN_WARNING "io_callback: io failed, status = %d\n", |
7c00ffa3 MH |
1520 | le32_to_cpu(readreply->status)); |
1521 | #endif | |
1da177e4 LT |
1522 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
1523 | set_sense((u8 *) &dev->fsa_dev[cid].sense_data, | |
1524 | HARDWARE_ERROR, | |
1525 | SENCODE_INTERNAL_TARGET_FAILURE, | |
1526 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, | |
1527 | 0, 0); | |
1528 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
3ace426f SM |
1529 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
1530 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 | 1531 | } |
bfb35aa8 MH |
1532 | aac_fib_complete(fibptr); |
1533 | aac_fib_free(fibptr); | |
1da177e4 | 1534 | |
8e0c5ebd | 1535 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
1536 | } |
1537 | ||
9e7c349c | 1538 | static int aac_read(struct scsi_cmnd * scsicmd) |
1da177e4 | 1539 | { |
7a8cf29d | 1540 | u64 lba; |
1da177e4 LT |
1541 | u32 count; |
1542 | int status; | |
1da177e4 LT |
1543 | struct aac_dev *dev; |
1544 | struct fib * cmd_fibcontext; | |
1545 | ||
1546 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
1547 | /* | |
1548 | * Get block address and transfer length | |
1549 | */ | |
7a8cf29d MH |
1550 | switch (scsicmd->cmnd[0]) { |
1551 | case READ_6: | |
9e7c349c | 1552 | dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); |
1da177e4 | 1553 | |
8ce3eca4 | 1554 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | |
7a8cf29d | 1555 | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; |
1da177e4 LT |
1556 | count = scsicmd->cmnd[4]; |
1557 | ||
1558 | if (count == 0) | |
1559 | count = 256; | |
7a8cf29d MH |
1560 | break; |
1561 | case READ_16: | |
9e7c349c | 1562 | dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1563 | |
8ce3eca4 SM |
1564 | lba = ((u64)scsicmd->cmnd[2] << 56) | |
1565 | ((u64)scsicmd->cmnd[3] << 48) | | |
7a8cf29d MH |
1566 | ((u64)scsicmd->cmnd[4] << 40) | |
1567 | ((u64)scsicmd->cmnd[5] << 32) | | |
8ce3eca4 | 1568 | ((u64)scsicmd->cmnd[6] << 24) | |
7a8cf29d MH |
1569 | (scsicmd->cmnd[7] << 16) | |
1570 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
8ce3eca4 | 1571 | count = (scsicmd->cmnd[10] << 24) | |
7a8cf29d MH |
1572 | (scsicmd->cmnd[11] << 16) | |
1573 | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; | |
1574 | break; | |
1575 | case READ_12: | |
9e7c349c | 1576 | dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1577 | |
8ce3eca4 | 1578 | lba = ((u64)scsicmd->cmnd[2] << 24) | |
7a8cf29d | 1579 | (scsicmd->cmnd[3] << 16) | |
8ce3eca4 SM |
1580 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1581 | count = (scsicmd->cmnd[6] << 24) | | |
7a8cf29d | 1582 | (scsicmd->cmnd[7] << 16) | |
8ce3eca4 | 1583 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; |
7a8cf29d MH |
1584 | break; |
1585 | default: | |
9e7c349c | 1586 | dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); |
1da177e4 | 1587 | |
8ce3eca4 SM |
1588 | lba = ((u64)scsicmd->cmnd[2] << 24) | |
1589 | (scsicmd->cmnd[3] << 16) | | |
7a8cf29d | 1590 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1da177e4 | 1591 | count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; |
7a8cf29d | 1592 | break; |
1da177e4 | 1593 | } |
7a8cf29d | 1594 | dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", |
7c00ffa3 | 1595 | smp_processor_id(), (unsigned long long)lba, jiffies)); |
e8f32de5 | 1596 | if (aac_adapter_bounds(dev,scsicmd,lba)) |
7a8cf29d | 1597 | return 0; |
1da177e4 LT |
1598 | /* |
1599 | * Alocate and initialize a Fib | |
1600 | */ | |
bfb35aa8 | 1601 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
1da177e4 LT |
1602 | return -1; |
1603 | } | |
1604 | ||
e8f32de5 | 1605 | status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); |
1da177e4 LT |
1606 | |
1607 | /* | |
1608 | * Check that the command queued to the controller | |
1609 | */ | |
77d644d4 MH |
1610 | if (status == -EINPROGRESS) { |
1611 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 1612 | return 0; |
77d644d4 | 1613 | } |
8ce3eca4 | 1614 | |
bfb35aa8 | 1615 | printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); |
1da177e4 LT |
1616 | /* |
1617 | * For some reason, the Fib didn't queue, return QUEUE_FULL | |
1618 | */ | |
1619 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; | |
8e0c5ebd | 1620 | scsicmd->scsi_done(scsicmd); |
bfb35aa8 MH |
1621 | aac_fib_complete(cmd_fibcontext); |
1622 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1623 | return 0; |
1624 | } | |
1625 | ||
9e7c349c | 1626 | static int aac_write(struct scsi_cmnd * scsicmd) |
1da177e4 | 1627 | { |
7a8cf29d | 1628 | u64 lba; |
1da177e4 | 1629 | u32 count; |
9d399cc7 | 1630 | int fua; |
1da177e4 | 1631 | int status; |
1da177e4 LT |
1632 | struct aac_dev *dev; |
1633 | struct fib * cmd_fibcontext; | |
1634 | ||
1635 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
1636 | /* | |
1637 | * Get block address and transfer length | |
1638 | */ | |
1639 | if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ | |
1640 | { | |
1641 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
1642 | count = scsicmd->cmnd[4]; | |
1643 | if (count == 0) | |
1644 | count = 256; | |
9d399cc7 | 1645 | fua = 0; |
7a8cf29d | 1646 | } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ |
9e7c349c | 1647 | dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1648 | |
8ce3eca4 | 1649 | lba = ((u64)scsicmd->cmnd[2] << 56) | |
7a8cf29d MH |
1650 | ((u64)scsicmd->cmnd[3] << 48) | |
1651 | ((u64)scsicmd->cmnd[4] << 40) | | |
1652 | ((u64)scsicmd->cmnd[5] << 32) | | |
8ce3eca4 | 1653 | ((u64)scsicmd->cmnd[6] << 24) | |
7a8cf29d MH |
1654 | (scsicmd->cmnd[7] << 16) | |
1655 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
1656 | count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | | |
1657 | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; | |
9d399cc7 | 1658 | fua = scsicmd->cmnd[1] & 0x8; |
7a8cf29d | 1659 | } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ |
9e7c349c | 1660 | dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d MH |
1661 | |
1662 | lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | |
1663 | | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1664 | count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) | |
1665 | | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
9d399cc7 | 1666 | fua = scsicmd->cmnd[1] & 0x8; |
1da177e4 | 1667 | } else { |
9e7c349c | 1668 | dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1669 | lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1da177e4 | 1670 | count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; |
9d399cc7 | 1671 | fua = scsicmd->cmnd[1] & 0x8; |
1da177e4 | 1672 | } |
7a8cf29d | 1673 | dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", |
1da177e4 | 1674 | smp_processor_id(), (unsigned long long)lba, jiffies)); |
e8f32de5 | 1675 | if (aac_adapter_bounds(dev,scsicmd,lba)) |
7a8cf29d | 1676 | return 0; |
1da177e4 LT |
1677 | /* |
1678 | * Allocate and initialize a Fib then setup a BlockWrite command | |
1679 | */ | |
bfb35aa8 | 1680 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
1da177e4 | 1681 | scsicmd->result = DID_ERROR << 16; |
8e0c5ebd | 1682 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
1683 | return 0; |
1684 | } | |
1da177e4 | 1685 | |
9d399cc7 | 1686 | status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); |
1da177e4 LT |
1687 | |
1688 | /* | |
1689 | * Check that the command queued to the controller | |
1690 | */ | |
77d644d4 MH |
1691 | if (status == -EINPROGRESS) { |
1692 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 LT |
1693 | return 0; |
1694 | } | |
1695 | ||
bfb35aa8 | 1696 | printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); |
1da177e4 LT |
1697 | /* |
1698 | * For some reason, the Fib didn't queue, return QUEUE_FULL | |
1699 | */ | |
1700 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; | |
8e0c5ebd | 1701 | scsicmd->scsi_done(scsicmd); |
1da177e4 | 1702 | |
bfb35aa8 MH |
1703 | aac_fib_complete(cmd_fibcontext); |
1704 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1705 | return 0; |
1706 | } | |
1707 | ||
1708 | static void synchronize_callback(void *context, struct fib *fibptr) | |
1709 | { | |
1710 | struct aac_synchronize_reply *synchronizereply; | |
1711 | struct scsi_cmnd *cmd; | |
1712 | ||
1713 | cmd = context; | |
1714 | ||
03d44337 MH |
1715 | if (!aac_valid_context(cmd, fibptr)) |
1716 | return; | |
1717 | ||
b90f90d2 | 1718 | dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", |
1da177e4 LT |
1719 | smp_processor_id(), jiffies)); |
1720 | BUG_ON(fibptr == NULL); | |
1721 | ||
1722 | ||
1723 | synchronizereply = fib_data(fibptr); | |
1724 | if (le32_to_cpu(synchronizereply->status) == CT_OK) | |
b90f90d2 | 1725 | cmd->result = DID_OK << 16 | |
1da177e4 LT |
1726 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
1727 | else { | |
1728 | struct scsi_device *sdev = cmd->device; | |
1a655040 | 1729 | struct aac_dev *dev = fibptr->dev; |
e5718774 | 1730 | u32 cid = sdev_id(sdev); |
b90f90d2 | 1731 | printk(KERN_WARNING |
1da177e4 LT |
1732 | "synchronize_callback: synchronize failed, status = %d\n", |
1733 | le32_to_cpu(synchronizereply->status)); | |
b90f90d2 | 1734 | cmd->result = DID_OK << 16 | |
1da177e4 LT |
1735 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
1736 | set_sense((u8 *)&dev->fsa_dev[cid].sense_data, | |
1737 | HARDWARE_ERROR, | |
1738 | SENCODE_INTERNAL_TARGET_FAILURE, | |
1739 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, | |
1740 | 0, 0); | |
1741 | memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
b80ca4f7 FT |
1742 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
1743 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 LT |
1744 | } |
1745 | ||
bfb35aa8 MH |
1746 | aac_fib_complete(fibptr); |
1747 | aac_fib_free(fibptr); | |
8e0c5ebd | 1748 | cmd->scsi_done(cmd); |
1da177e4 LT |
1749 | } |
1750 | ||
9e7c349c | 1751 | static int aac_synchronize(struct scsi_cmnd *scsicmd) |
1da177e4 LT |
1752 | { |
1753 | int status; | |
1754 | struct fib *cmd_fibcontext; | |
1755 | struct aac_synchronize *synchronizecmd; | |
1756 | struct scsi_cmnd *cmd; | |
1757 | struct scsi_device *sdev = scsicmd->device; | |
1758 | int active = 0; | |
90ee3466 | 1759 | struct aac_dev *aac; |
b90f90d2 SM |
1760 | u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | |
1761 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1762 | u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; | |
1da177e4 LT |
1763 | unsigned long flags; |
1764 | ||
1765 | /* | |
77d644d4 MH |
1766 | * Wait for all outstanding queued commands to complete to this |
1767 | * specific target (block). | |
1da177e4 LT |
1768 | */ |
1769 | spin_lock_irqsave(&sdev->list_lock, flags); | |
1770 | list_for_each_entry(cmd, &sdev->cmd_list, list) | |
b90f90d2 SM |
1771 | if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { |
1772 | u64 cmnd_lba; | |
1773 | u32 cmnd_count; | |
1774 | ||
1775 | if (cmd->cmnd[0] == WRITE_6) { | |
1776 | cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | | |
1777 | (cmd->cmnd[2] << 8) | | |
1778 | cmd->cmnd[3]; | |
1779 | cmnd_count = cmd->cmnd[4]; | |
1780 | if (cmnd_count == 0) | |
1781 | cmnd_count = 256; | |
1782 | } else if (cmd->cmnd[0] == WRITE_16) { | |
1783 | cmnd_lba = ((u64)cmd->cmnd[2] << 56) | | |
1784 | ((u64)cmd->cmnd[3] << 48) | | |
1785 | ((u64)cmd->cmnd[4] << 40) | | |
1786 | ((u64)cmd->cmnd[5] << 32) | | |
1787 | ((u64)cmd->cmnd[6] << 24) | | |
1788 | (cmd->cmnd[7] << 16) | | |
1789 | (cmd->cmnd[8] << 8) | | |
1790 | cmd->cmnd[9]; | |
1791 | cmnd_count = (cmd->cmnd[10] << 24) | | |
1792 | (cmd->cmnd[11] << 16) | | |
1793 | (cmd->cmnd[12] << 8) | | |
1794 | cmd->cmnd[13]; | |
1795 | } else if (cmd->cmnd[0] == WRITE_12) { | |
1796 | cmnd_lba = ((u64)cmd->cmnd[2] << 24) | | |
1797 | (cmd->cmnd[3] << 16) | | |
1798 | (cmd->cmnd[4] << 8) | | |
1799 | cmd->cmnd[5]; | |
1800 | cmnd_count = (cmd->cmnd[6] << 24) | | |
1801 | (cmd->cmnd[7] << 16) | | |
1802 | (cmd->cmnd[8] << 8) | | |
1803 | cmd->cmnd[9]; | |
1804 | } else if (cmd->cmnd[0] == WRITE_10) { | |
1805 | cmnd_lba = ((u64)cmd->cmnd[2] << 24) | | |
1806 | (cmd->cmnd[3] << 16) | | |
1807 | (cmd->cmnd[4] << 8) | | |
1808 | cmd->cmnd[5]; | |
1809 | cmnd_count = (cmd->cmnd[7] << 8) | | |
1810 | cmd->cmnd[8]; | |
1811 | } else | |
1812 | continue; | |
1813 | if (((cmnd_lba + cmnd_count) < lba) || | |
1814 | (count && ((lba + count) < cmnd_lba))) | |
1815 | continue; | |
1da177e4 LT |
1816 | ++active; |
1817 | break; | |
1818 | } | |
1819 | ||
1820 | spin_unlock_irqrestore(&sdev->list_lock, flags); | |
1821 | ||
1822 | /* | |
1823 | * Yield the processor (requeue for later) | |
1824 | */ | |
1825 | if (active) | |
1826 | return SCSI_MLQUEUE_DEVICE_BUSY; | |
1827 | ||
f858317d | 1828 | aac = (struct aac_dev *)sdev->host->hostdata; |
8c867b25 MH |
1829 | if (aac->in_reset) |
1830 | return SCSI_MLQUEUE_HOST_BUSY; | |
1831 | ||
1da177e4 | 1832 | /* |
7c00ffa3 | 1833 | * Allocate and initialize a Fib |
1da177e4 | 1834 | */ |
90ee3466 | 1835 | if (!(cmd_fibcontext = aac_fib_alloc(aac))) |
1da177e4 LT |
1836 | return SCSI_MLQUEUE_HOST_BUSY; |
1837 | ||
bfb35aa8 | 1838 | aac_fib_init(cmd_fibcontext); |
1da177e4 LT |
1839 | |
1840 | synchronizecmd = fib_data(cmd_fibcontext); | |
1841 | synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); | |
1842 | synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); | |
9e7c349c | 1843 | synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); |
b90f90d2 | 1844 | synchronizecmd->count = |
1da177e4 LT |
1845 | cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); |
1846 | ||
1847 | /* | |
1848 | * Now send the Fib to the adapter | |
1849 | */ | |
bfb35aa8 | 1850 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
1851 | cmd_fibcontext, |
1852 | sizeof(struct aac_synchronize), | |
1853 | FsaNormal, | |
1854 | 0, 1, | |
1855 | (fib_callback)synchronize_callback, | |
1856 | (void *)scsicmd); | |
1857 | ||
1858 | /* | |
1859 | * Check that the command queued to the controller | |
1860 | */ | |
77d644d4 MH |
1861 | if (status == -EINPROGRESS) { |
1862 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 1863 | return 0; |
77d644d4 | 1864 | } |
1da177e4 | 1865 | |
b90f90d2 | 1866 | printk(KERN_WARNING |
bfb35aa8 MH |
1867 | "aac_synchronize: aac_fib_send failed with status: %d.\n", status); |
1868 | aac_fib_complete(cmd_fibcontext); | |
1869 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1870 | return SCSI_MLQUEUE_HOST_BUSY; |
1871 | } | |
1872 | ||
1873 | /** | |
1874 | * aac_scsi_cmd() - Process SCSI command | |
1875 | * @scsicmd: SCSI command block | |
1876 | * | |
1877 | * Emulate a SCSI command and queue the required request for the | |
1878 | * aacraid firmware. | |
1879 | */ | |
8ce3eca4 | 1880 | |
1da177e4 LT |
1881 | int aac_scsi_cmd(struct scsi_cmnd * scsicmd) |
1882 | { | |
1a655040 | 1883 | u32 cid; |
1da177e4 LT |
1884 | struct Scsi_Host *host = scsicmd->device->host; |
1885 | struct aac_dev *dev = (struct aac_dev *)host->hostdata; | |
1886 | struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; | |
8ce3eca4 | 1887 | |
90ee3466 MH |
1888 | if (fsa_dev_ptr == NULL) |
1889 | return -1; | |
1da177e4 LT |
1890 | /* |
1891 | * If the bus, id or lun is out of range, return fail | |
1892 | * Test does not apply to ID 16, the pseudo id for the controller | |
1893 | * itself. | |
1894 | */ | |
1a655040 SM |
1895 | cid = scmd_id(scsicmd); |
1896 | if (cid != host->this_id) { | |
1897 | if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { | |
1898 | if((cid >= dev->maximum_num_containers) || | |
e5718774 | 1899 | (scsicmd->device->lun != 0)) { |
1da177e4 LT |
1900 | scsicmd->result = DID_NO_CONNECT << 16; |
1901 | scsicmd->scsi_done(scsicmd); | |
1902 | return 0; | |
1903 | } | |
1da177e4 LT |
1904 | |
1905 | /* | |
1906 | * If the target container doesn't exist, it may have | |
1907 | * been newly created | |
1908 | */ | |
1909 | if ((fsa_dev_ptr[cid].valid & 1) == 0) { | |
1910 | switch (scsicmd->cmnd[0]) { | |
7a8cf29d MH |
1911 | case SERVICE_ACTION_IN: |
1912 | if (!(dev->raw_io_interface) || | |
1913 | !(dev->raw_io_64) || | |
1914 | ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
1915 | break; | |
1da177e4 LT |
1916 | case INQUIRY: |
1917 | case READ_CAPACITY: | |
1918 | case TEST_UNIT_READY: | |
8c867b25 MH |
1919 | if (dev->in_reset) |
1920 | return -1; | |
fe76df42 MH |
1921 | return _aac_probe_container(scsicmd, |
1922 | aac_probe_container_callback2); | |
1da177e4 LT |
1923 | default: |
1924 | break; | |
1925 | } | |
1926 | } | |
1da177e4 | 1927 | } else { /* check for physical non-dasd devices */ |
cb1042f2 SM |
1928 | if (dev->nondasd_support || expose_physicals || |
1929 | dev->jbod) { | |
8c867b25 MH |
1930 | if (dev->in_reset) |
1931 | return -1; | |
1da177e4 LT |
1932 | return aac_send_srb_fib(scsicmd); |
1933 | } else { | |
1934 | scsicmd->result = DID_NO_CONNECT << 16; | |
1935 | scsicmd->scsi_done(scsicmd); | |
1936 | return 0; | |
1937 | } | |
1938 | } | |
1939 | } | |
1940 | /* | |
1941 | * else Command for the controller itself | |
1942 | */ | |
1943 | else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ | |
8ce3eca4 | 1944 | (scsicmd->cmnd[0] != TEST_UNIT_READY)) |
1da177e4 LT |
1945 | { |
1946 | dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); | |
1947 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; | |
1948 | set_sense((u8 *) &dev->fsa_dev[cid].sense_data, | |
1949 | ILLEGAL_REQUEST, | |
1950 | SENCODE_INVALID_COMMAND, | |
1951 | ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); | |
1952 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
3ace426f SM |
1953 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
1954 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 LT |
1955 | scsicmd->scsi_done(scsicmd); |
1956 | return 0; | |
1957 | } | |
1958 | ||
1959 | ||
1960 | /* Handle commands here that don't really require going out to the adapter */ | |
1961 | switch (scsicmd->cmnd[0]) { | |
1962 | case INQUIRY: | |
1963 | { | |
3b2946cc | 1964 | struct inquiry_data inq_data; |
1da177e4 | 1965 | |
1a655040 | 1966 | dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); |
3b2946cc | 1967 | memset(&inq_data, 0, sizeof (struct inquiry_data)); |
1da177e4 | 1968 | |
8ce3eca4 | 1969 | if (scsicmd->cmnd[1] & 0x1) { |
88e2f98e SM |
1970 | char *arr = (char *)&inq_data; |
1971 | ||
1972 | /* EVPD bit set */ | |
1973 | arr[0] = (scmd_id(scsicmd) == host->this_id) ? | |
1974 | INQD_PDT_PROC : INQD_PDT_DA; | |
1975 | if (scsicmd->cmnd[2] == 0) { | |
1976 | /* supported vital product data pages */ | |
1977 | arr[3] = 2; | |
1978 | arr[4] = 0x0; | |
1979 | arr[5] = 0x80; | |
1980 | arr[1] = scsicmd->cmnd[2]; | |
1981 | aac_internal_transfer(scsicmd, &inq_data, 0, | |
1982 | sizeof(inq_data)); | |
1983 | scsicmd->result = DID_OK << 16 | | |
1984 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1985 | } else if (scsicmd->cmnd[2] == 0x80) { | |
1986 | /* unit serial number page */ | |
1987 | arr[3] = setinqserial(dev, &arr[4], | |
1988 | scmd_id(scsicmd)); | |
1989 | arr[1] = scsicmd->cmnd[2]; | |
1990 | aac_internal_transfer(scsicmd, &inq_data, 0, | |
1991 | sizeof(inq_data)); | |
1992 | return aac_get_container_serial(scsicmd); | |
1993 | } else { | |
1994 | /* vpd page not implemented */ | |
1995 | scsicmd->result = DID_OK << 16 | | |
1996 | COMMAND_COMPLETE << 8 | | |
1997 | SAM_STAT_CHECK_CONDITION; | |
1998 | set_sense((u8 *) &dev->fsa_dev[cid].sense_data, | |
1999 | ILLEGAL_REQUEST, | |
2000 | SENCODE_INVALID_CDB_FIELD, | |
2001 | ASENCODE_NO_SENSE, 0, 7, 2, 0); | |
2002 | memcpy(scsicmd->sense_buffer, | |
2003 | &dev->fsa_dev[cid].sense_data, | |
3ace426f SM |
2004 | min_t(size_t, |
2005 | sizeof(dev->fsa_dev[cid].sense_data), | |
2006 | SCSI_SENSE_BUFFERSIZE)); | |
88e2f98e SM |
2007 | } |
2008 | scsicmd->scsi_done(scsicmd); | |
2009 | return 0; | |
2010 | } | |
3b2946cc | 2011 | inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ |
3b2946cc MH |
2012 | 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 */ |
2013 | inq_data.inqd_len = 31; | |
1da177e4 | 2014 | /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ |
3b2946cc | 2015 | inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ |
1da177e4 LT |
2016 | /* |
2017 | * Set the Vendor, Product, and Revision Level | |
2018 | * see: <vendor>.c i.e. aac.c | |
2019 | */ | |
1a655040 | 2020 | if (cid == host->this_id) { |
6391a113 | 2021 | setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); |
3b2946cc MH |
2022 | inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ |
2023 | aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); | |
1da177e4 LT |
2024 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
2025 | scsicmd->scsi_done(scsicmd); | |
2026 | return 0; | |
2027 | } | |
8c867b25 MH |
2028 | if (dev->in_reset) |
2029 | return -1; | |
794d0601 | 2030 | setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); |
3b2946cc MH |
2031 | inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ |
2032 | aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); | |
9e7c349c | 2033 | return aac_get_container_name(scsicmd); |
1da177e4 | 2034 | } |
7a8cf29d MH |
2035 | case SERVICE_ACTION_IN: |
2036 | if (!(dev->raw_io_interface) || | |
2037 | !(dev->raw_io_64) || | |
2038 | ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
2039 | break; | |
2040 | { | |
2041 | u64 capacity; | |
07ce5eba | 2042 | char cp[13]; |
7a8cf29d MH |
2043 | |
2044 | dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); | |
2045 | capacity = fsa_dev_ptr[cid].size - 1; | |
7a8cf29d MH |
2046 | cp[0] = (capacity >> 56) & 0xff; |
2047 | cp[1] = (capacity >> 48) & 0xff; | |
2048 | cp[2] = (capacity >> 40) & 0xff; | |
2049 | cp[3] = (capacity >> 32) & 0xff; | |
2050 | cp[4] = (capacity >> 24) & 0xff; | |
2051 | cp[5] = (capacity >> 16) & 0xff; | |
2052 | cp[6] = (capacity >> 8) & 0xff; | |
2053 | cp[7] = (capacity >> 0) & 0xff; | |
2054 | cp[8] = 0; | |
2055 | cp[9] = 0; | |
2056 | cp[10] = 2; | |
2057 | cp[11] = 0; | |
07ce5eba MH |
2058 | cp[12] = 0; |
2059 | aac_internal_transfer(scsicmd, cp, 0, | |
1241f359 | 2060 | min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); |
07ce5eba MH |
2061 | if (sizeof(cp) < scsicmd->cmnd[13]) { |
2062 | unsigned int len, offset = sizeof(cp); | |
2063 | ||
2064 | memset(cp, 0, offset); | |
2065 | do { | |
1241f359 MH |
2066 | len = min_t(size_t, scsicmd->cmnd[13] - offset, |
2067 | sizeof(cp)); | |
07ce5eba MH |
2068 | aac_internal_transfer(scsicmd, cp, offset, len); |
2069 | } while ((offset += len) < scsicmd->cmnd[13]); | |
2070 | } | |
7a8cf29d MH |
2071 | |
2072 | /* Do not cache partition table for arrays */ | |
2073 | scsicmd->device->removable = 1; | |
2074 | ||
2075 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2076 | scsicmd->scsi_done(scsicmd); | |
2077 | ||
2078 | return 0; | |
2079 | } | |
2080 | ||
1da177e4 LT |
2081 | case READ_CAPACITY: |
2082 | { | |
2083 | u32 capacity; | |
3b2946cc | 2084 | char cp[8]; |
1da177e4 LT |
2085 | |
2086 | dprintk((KERN_DEBUG "READ CAPACITY command.\n")); | |
7a8cf29d | 2087 | if (fsa_dev_ptr[cid].size <= 0x100000000ULL) |
1da177e4 LT |
2088 | capacity = fsa_dev_ptr[cid].size - 1; |
2089 | else | |
2090 | capacity = (u32)-1; | |
3b2946cc | 2091 | |
1da177e4 LT |
2092 | cp[0] = (capacity >> 24) & 0xff; |
2093 | cp[1] = (capacity >> 16) & 0xff; | |
2094 | cp[2] = (capacity >> 8) & 0xff; | |
2095 | cp[3] = (capacity >> 0) & 0xff; | |
2096 | cp[4] = 0; | |
2097 | cp[5] = 0; | |
2098 | cp[6] = 2; | |
2099 | cp[7] = 0; | |
3b2946cc | 2100 | aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); |
7a8cf29d MH |
2101 | /* Do not cache partition table for arrays */ |
2102 | scsicmd->device->removable = 1; | |
1da177e4 LT |
2103 | |
2104 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2105 | scsicmd->scsi_done(scsicmd); | |
2106 | ||
2107 | return 0; | |
2108 | } | |
2109 | ||
2110 | case MODE_SENSE: | |
2111 | { | |
9d399cc7 SM |
2112 | char mode_buf[7]; |
2113 | int mode_buf_length = 4; | |
1da177e4 LT |
2114 | |
2115 | dprintk((KERN_DEBUG "MODE SENSE command.\n")); | |
1da177e4 LT |
2116 | mode_buf[0] = 3; /* Mode data length */ |
2117 | mode_buf[1] = 0; /* Medium type - default */ | |
9d399cc7 SM |
2118 | mode_buf[2] = 0; /* Device-specific param, |
2119 | bit 8: 0/1 = write enabled/protected | |
2120 | bit 4: 0/1 = FUA enabled */ | |
95e852e1 | 2121 | if (dev->raw_io_interface && ((aac_cache & 5) != 1)) |
9d399cc7 | 2122 | mode_buf[2] = 0x10; |
1da177e4 | 2123 | mode_buf[3] = 0; /* Block descriptor length */ |
9d399cc7 SM |
2124 | if (((scsicmd->cmnd[2] & 0x3f) == 8) || |
2125 | ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { | |
2126 | mode_buf[0] = 6; | |
2127 | mode_buf[4] = 8; | |
2128 | mode_buf[5] = 1; | |
95e852e1 SM |
2129 | mode_buf[6] = ((aac_cache & 6) == 2) |
2130 | ? 0 : 0x04; /* WCE */ | |
9d399cc7 SM |
2131 | mode_buf_length = 7; |
2132 | if (mode_buf_length > scsicmd->cmnd[4]) | |
2133 | mode_buf_length = scsicmd->cmnd[4]; | |
2134 | } | |
2135 | aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); | |
1da177e4 LT |
2136 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
2137 | scsicmd->scsi_done(scsicmd); | |
2138 | ||
2139 | return 0; | |
2140 | } | |
2141 | case MODE_SENSE_10: | |
2142 | { | |
9d399cc7 SM |
2143 | char mode_buf[11]; |
2144 | int mode_buf_length = 8; | |
1da177e4 LT |
2145 | |
2146 | dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); | |
1da177e4 LT |
2147 | mode_buf[0] = 0; /* Mode data length (MSB) */ |
2148 | mode_buf[1] = 6; /* Mode data length (LSB) */ | |
2149 | mode_buf[2] = 0; /* Medium type - default */ | |
9d399cc7 SM |
2150 | mode_buf[3] = 0; /* Device-specific param, |
2151 | bit 8: 0/1 = write enabled/protected | |
2152 | bit 4: 0/1 = FUA enabled */ | |
95e852e1 | 2153 | if (dev->raw_io_interface && ((aac_cache & 5) != 1)) |
9d399cc7 | 2154 | mode_buf[3] = 0x10; |
1da177e4 LT |
2155 | mode_buf[4] = 0; /* reserved */ |
2156 | mode_buf[5] = 0; /* reserved */ | |
2157 | mode_buf[6] = 0; /* Block descriptor length (MSB) */ | |
2158 | mode_buf[7] = 0; /* Block descriptor length (LSB) */ | |
9d399cc7 SM |
2159 | if (((scsicmd->cmnd[2] & 0x3f) == 8) || |
2160 | ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { | |
2161 | mode_buf[1] = 9; | |
2162 | mode_buf[8] = 8; | |
2163 | mode_buf[9] = 1; | |
95e852e1 SM |
2164 | mode_buf[10] = ((aac_cache & 6) == 2) |
2165 | ? 0 : 0x04; /* WCE */ | |
9d399cc7 SM |
2166 | mode_buf_length = 11; |
2167 | if (mode_buf_length > scsicmd->cmnd[8]) | |
2168 | mode_buf_length = scsicmd->cmnd[8]; | |
2169 | } | |
2170 | aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); | |
1da177e4 LT |
2171 | |
2172 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2173 | scsicmd->scsi_done(scsicmd); | |
2174 | ||
2175 | return 0; | |
2176 | } | |
2177 | case REQUEST_SENSE: | |
2178 | dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); | |
2179 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); | |
2180 | memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); | |
2181 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2182 | scsicmd->scsi_done(scsicmd); | |
2183 | return 0; | |
2184 | ||
2185 | case ALLOW_MEDIUM_REMOVAL: | |
2186 | dprintk((KERN_DEBUG "LOCK command.\n")); | |
2187 | if (scsicmd->cmnd[4]) | |
2188 | fsa_dev_ptr[cid].locked = 1; | |
2189 | else | |
2190 | fsa_dev_ptr[cid].locked = 0; | |
2191 | ||
2192 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2193 | scsicmd->scsi_done(scsicmd); | |
2194 | return 0; | |
2195 | /* | |
2196 | * These commands are all No-Ops | |
2197 | */ | |
2198 | case TEST_UNIT_READY: | |
2199 | case RESERVE: | |
2200 | case RELEASE: | |
2201 | case REZERO_UNIT: | |
2202 | case REASSIGN_BLOCKS: | |
2203 | case SEEK_10: | |
2204 | case START_STOP: | |
2205 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2206 | scsicmd->scsi_done(scsicmd); | |
2207 | return 0; | |
2208 | } | |
2209 | ||
8ce3eca4 | 2210 | switch (scsicmd->cmnd[0]) |
1da177e4 LT |
2211 | { |
2212 | case READ_6: | |
2213 | case READ_10: | |
7a8cf29d MH |
2214 | case READ_12: |
2215 | case READ_16: | |
8c867b25 MH |
2216 | if (dev->in_reset) |
2217 | return -1; | |
1da177e4 LT |
2218 | /* |
2219 | * Hack to keep track of ordinal number of the device that | |
2220 | * corresponds to a container. Needed to convert | |
2221 | * containers to /dev/sd device names | |
2222 | */ | |
8ce3eca4 | 2223 | |
7a8cf29d MH |
2224 | if (scsicmd->request->rq_disk) |
2225 | strlcpy(fsa_dev_ptr[cid].devname, | |
2226 | scsicmd->request->rq_disk->disk_name, | |
8ce3eca4 | 2227 | min(sizeof(fsa_dev_ptr[cid].devname), |
7a8cf29d | 2228 | sizeof(scsicmd->request->rq_disk->disk_name) + 1)); |
77d644d4 | 2229 | |
9e7c349c | 2230 | return aac_read(scsicmd); |
1da177e4 LT |
2231 | |
2232 | case WRITE_6: | |
2233 | case WRITE_10: | |
7a8cf29d MH |
2234 | case WRITE_12: |
2235 | case WRITE_16: | |
8c867b25 MH |
2236 | if (dev->in_reset) |
2237 | return -1; | |
9e7c349c | 2238 | return aac_write(scsicmd); |
1da177e4 LT |
2239 | |
2240 | case SYNCHRONIZE_CACHE: | |
95e852e1 SM |
2241 | if (((aac_cache & 6) == 6) && dev->cache_protected) { |
2242 | scsicmd->result = DID_OK << 16 | | |
2243 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2244 | scsicmd->scsi_done(scsicmd); | |
2245 | return 0; | |
2246 | } | |
1da177e4 | 2247 | /* Issue FIB to tell Firmware to flush it's cache */ |
95e852e1 SM |
2248 | if ((aac_cache & 6) != 2) |
2249 | return aac_synchronize(scsicmd); | |
2250 | /* FALLTHRU */ | |
1da177e4 LT |
2251 | default: |
2252 | /* | |
2253 | * Unhandled commands | |
2254 | */ | |
7c00ffa3 | 2255 | dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); |
1da177e4 LT |
2256 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
2257 | set_sense((u8 *) &dev->fsa_dev[cid].sense_data, | |
2258 | ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, | |
2259 | ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); | |
2260 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
3ace426f SM |
2261 | min_t(size_t, |
2262 | sizeof(dev->fsa_dev[cid].sense_data), | |
2263 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 LT |
2264 | scsicmd->scsi_done(scsicmd); |
2265 | return 0; | |
2266 | } | |
2267 | } | |
2268 | ||
2269 | static int query_disk(struct aac_dev *dev, void __user *arg) | |
2270 | { | |
2271 | struct aac_query_disk qd; | |
2272 | struct fsa_dev_info *fsa_dev_ptr; | |
2273 | ||
2274 | fsa_dev_ptr = dev->fsa_dev; | |
90ee3466 | 2275 | if (!fsa_dev_ptr) |
65101355 | 2276 | return -EBUSY; |
1da177e4 LT |
2277 | if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) |
2278 | return -EFAULT; | |
2279 | if (qd.cnum == -1) | |
e5718774 | 2280 | qd.cnum = qd.id; |
8ce3eca4 | 2281 | else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) |
1da177e4 LT |
2282 | { |
2283 | if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) | |
2284 | return -EINVAL; | |
2285 | qd.instance = dev->scsi_host_ptr->host_no; | |
2286 | qd.bus = 0; | |
2287 | qd.id = CONTAINER_TO_ID(qd.cnum); | |
2288 | qd.lun = CONTAINER_TO_LUN(qd.cnum); | |
2289 | } | |
2290 | else return -EINVAL; | |
2291 | ||
fd622b1b | 2292 | qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; |
1da177e4 LT |
2293 | qd.locked = fsa_dev_ptr[qd.cnum].locked; |
2294 | qd.deleted = fsa_dev_ptr[qd.cnum].deleted; | |
2295 | ||
2296 | if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') | |
2297 | qd.unmapped = 1; | |
2298 | else | |
2299 | qd.unmapped = 0; | |
2300 | ||
2301 | strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, | |
2302 | min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); | |
2303 | ||
2304 | if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) | |
2305 | return -EFAULT; | |
2306 | return 0; | |
2307 | } | |
2308 | ||
2309 | static int force_delete_disk(struct aac_dev *dev, void __user *arg) | |
2310 | { | |
2311 | struct aac_delete_disk dd; | |
2312 | struct fsa_dev_info *fsa_dev_ptr; | |
2313 | ||
2314 | fsa_dev_ptr = dev->fsa_dev; | |
65101355 MH |
2315 | if (!fsa_dev_ptr) |
2316 | return -EBUSY; | |
1da177e4 LT |
2317 | |
2318 | if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) | |
2319 | return -EFAULT; | |
2320 | ||
2321 | if (dd.cnum >= dev->maximum_num_containers) | |
2322 | return -EINVAL; | |
2323 | /* | |
2324 | * Mark this container as being deleted. | |
2325 | */ | |
2326 | fsa_dev_ptr[dd.cnum].deleted = 1; | |
2327 | /* | |
2328 | * Mark the container as no longer valid | |
2329 | */ | |
2330 | fsa_dev_ptr[dd.cnum].valid = 0; | |
2331 | return 0; | |
2332 | } | |
2333 | ||
2334 | static int delete_disk(struct aac_dev *dev, void __user *arg) | |
2335 | { | |
2336 | struct aac_delete_disk dd; | |
2337 | struct fsa_dev_info *fsa_dev_ptr; | |
2338 | ||
2339 | fsa_dev_ptr = dev->fsa_dev; | |
90ee3466 | 2340 | if (!fsa_dev_ptr) |
65101355 | 2341 | return -EBUSY; |
1da177e4 LT |
2342 | |
2343 | if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) | |
2344 | return -EFAULT; | |
2345 | ||
2346 | if (dd.cnum >= dev->maximum_num_containers) | |
2347 | return -EINVAL; | |
2348 | /* | |
2349 | * If the container is locked, it can not be deleted by the API. | |
2350 | */ | |
2351 | if (fsa_dev_ptr[dd.cnum].locked) | |
2352 | return -EBUSY; | |
2353 | else { | |
2354 | /* | |
2355 | * Mark the container as no longer being valid. | |
2356 | */ | |
2357 | fsa_dev_ptr[dd.cnum].valid = 0; | |
2358 | fsa_dev_ptr[dd.cnum].devname[0] = '\0'; | |
2359 | return 0; | |
2360 | } | |
2361 | } | |
2362 | ||
2363 | int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) | |
2364 | { | |
2365 | switch (cmd) { | |
2366 | case FSACTL_QUERY_DISK: | |
2367 | return query_disk(dev, arg); | |
2368 | case FSACTL_DELETE_DISK: | |
2369 | return delete_disk(dev, arg); | |
2370 | case FSACTL_FORCE_DELETE_DISK: | |
2371 | return force_delete_disk(dev, arg); | |
2372 | case FSACTL_GET_CONTAINERS: | |
2373 | return aac_get_containers(dev); | |
2374 | default: | |
2375 | return -ENOTTY; | |
2376 | } | |
2377 | } | |
2378 | ||
2379 | /** | |
2380 | * | |
2381 | * aac_srb_callback | |
2382 | * @context: the context set in the fib - here it is scsi cmd | |
2383 | * @fibptr: pointer to the fib | |
2384 | * | |
2385 | * Handles the completion of a scsi command to a non dasd device | |
2386 | * | |
2387 | */ | |
2388 | ||
2389 | static void aac_srb_callback(void *context, struct fib * fibptr) | |
2390 | { | |
2391 | struct aac_dev *dev; | |
2392 | struct aac_srb_reply *srbreply; | |
2393 | struct scsi_cmnd *scsicmd; | |
2394 | ||
2395 | scsicmd = (struct scsi_cmnd *) context; | |
03d44337 MH |
2396 | |
2397 | if (!aac_valid_context(scsicmd, fibptr)) | |
2398 | return; | |
2399 | ||
125e1874 | 2400 | BUG_ON(fibptr == NULL); |
1da177e4 | 2401 | |
1a655040 SM |
2402 | dev = fibptr->dev; |
2403 | ||
1da177e4 LT |
2404 | srbreply = (struct aac_srb_reply *) fib_data(fibptr); |
2405 | ||
2406 | scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ | |
2407 | /* | |
8ce3eca4 | 2408 | * Calculate resid for sg |
1da177e4 | 2409 | */ |
727eead6 FT |
2410 | |
2411 | scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) | |
2412 | - le32_to_cpu(srbreply->data_xfer_length)); | |
2413 | ||
2414 | scsi_dma_unmap(scsicmd); | |
1da177e4 LT |
2415 | |
2416 | /* | |
2417 | * First check the fib status | |
2418 | */ | |
2419 | ||
2420 | if (le32_to_cpu(srbreply->status) != ST_OK){ | |
2421 | int len; | |
2422 | printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); | |
3ace426f SM |
2423 | len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), |
2424 | SCSI_SENSE_BUFFERSIZE); | |
1da177e4 LT |
2425 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
2426 | memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); | |
2427 | } | |
2428 | ||
2429 | /* | |
2430 | * Next check the srb status | |
2431 | */ | |
2432 | switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ | |
2433 | case SRB_STATUS_ERROR_RECOVERY: | |
2434 | case SRB_STATUS_PENDING: | |
2435 | case SRB_STATUS_SUCCESS: | |
bb08f92e | 2436 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; |
1da177e4 LT |
2437 | break; |
2438 | case SRB_STATUS_DATA_OVERRUN: | |
2439 | switch(scsicmd->cmnd[0]){ | |
2440 | case READ_6: | |
2441 | case WRITE_6: | |
2442 | case READ_10: | |
2443 | case WRITE_10: | |
2444 | case READ_12: | |
2445 | case WRITE_12: | |
7a8cf29d MH |
2446 | case READ_16: |
2447 | case WRITE_16: | |
8ce3eca4 | 2448 | if (le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow) { |
1da177e4 LT |
2449 | printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); |
2450 | } else { | |
2451 | printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); | |
2452 | } | |
2453 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; | |
2454 | break; | |
2455 | case INQUIRY: { | |
bb08f92e | 2456 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; |
1da177e4 LT |
2457 | break; |
2458 | } | |
2459 | default: | |
2460 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; | |
2461 | break; | |
2462 | } | |
2463 | break; | |
2464 | case SRB_STATUS_ABORTED: | |
2465 | scsicmd->result = DID_ABORT << 16 | ABORT << 8; | |
2466 | break; | |
2467 | case SRB_STATUS_ABORT_FAILED: | |
2468 | // Not sure about this one - but assuming the hba was trying to abort for some reason | |
2469 | scsicmd->result = DID_ERROR << 16 | ABORT << 8; | |
2470 | break; | |
2471 | case SRB_STATUS_PARITY_ERROR: | |
2472 | scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; | |
2473 | break; | |
2474 | case SRB_STATUS_NO_DEVICE: | |
2475 | case SRB_STATUS_INVALID_PATH_ID: | |
2476 | case SRB_STATUS_INVALID_TARGET_ID: | |
2477 | case SRB_STATUS_INVALID_LUN: | |
2478 | case SRB_STATUS_SELECTION_TIMEOUT: | |
2479 | scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; | |
2480 | break; | |
2481 | ||
2482 | case SRB_STATUS_COMMAND_TIMEOUT: | |
2483 | case SRB_STATUS_TIMEOUT: | |
2484 | scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; | |
2485 | break; | |
2486 | ||
2487 | case SRB_STATUS_BUSY: | |
760af100 | 2488 | scsicmd->result = DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; |
1da177e4 LT |
2489 | break; |
2490 | ||
2491 | case SRB_STATUS_BUS_RESET: | |
2492 | scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; | |
2493 | break; | |
2494 | ||
2495 | case SRB_STATUS_MESSAGE_REJECTED: | |
2496 | scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; | |
2497 | break; | |
2498 | case SRB_STATUS_REQUEST_FLUSHED: | |
2499 | case SRB_STATUS_ERROR: | |
2500 | case SRB_STATUS_INVALID_REQUEST: | |
2501 | case SRB_STATUS_REQUEST_SENSE_FAILED: | |
2502 | case SRB_STATUS_NO_HBA: | |
2503 | case SRB_STATUS_UNEXPECTED_BUS_FREE: | |
2504 | case SRB_STATUS_PHASE_SEQUENCE_FAILURE: | |
2505 | case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: | |
2506 | case SRB_STATUS_DELAYED_RETRY: | |
2507 | case SRB_STATUS_BAD_FUNCTION: | |
2508 | case SRB_STATUS_NOT_STARTED: | |
2509 | case SRB_STATUS_NOT_IN_USE: | |
2510 | case SRB_STATUS_FORCE_ABORT: | |
2511 | case SRB_STATUS_DOMAIN_VALIDATION_FAIL: | |
2512 | default: | |
2513 | #ifdef AAC_DETAILED_STATUS_INFO | |
2514 | printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", | |
2515 | le32_to_cpu(srbreply->srb_status) & 0x3F, | |
2516 | aac_get_status_string( | |
8ce3eca4 SM |
2517 | le32_to_cpu(srbreply->srb_status) & 0x3F), |
2518 | scsicmd->cmnd[0], | |
1da177e4 LT |
2519 | le32_to_cpu(srbreply->scsi_status)); |
2520 | #endif | |
2521 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; | |
2522 | break; | |
2523 | } | |
8ce3eca4 | 2524 | if (le32_to_cpu(srbreply->scsi_status) == SAM_STAT_CHECK_CONDITION) { |
1da177e4 LT |
2525 | int len; |
2526 | scsicmd->result |= SAM_STAT_CHECK_CONDITION; | |
3ace426f SM |
2527 | len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), |
2528 | SCSI_SENSE_BUFFERSIZE); | |
1da177e4 | 2529 | #ifdef AAC_DETAILED_STATUS_INFO |
7a8cf29d MH |
2530 | printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", |
2531 | le32_to_cpu(srbreply->status), len); | |
1da177e4 LT |
2532 | #endif |
2533 | memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); | |
1da177e4 LT |
2534 | } |
2535 | /* | |
2536 | * OR in the scsi status (already shifted up a bit) | |
2537 | */ | |
2538 | scsicmd->result |= le32_to_cpu(srbreply->scsi_status); | |
2539 | ||
bfb35aa8 MH |
2540 | aac_fib_complete(fibptr); |
2541 | aac_fib_free(fibptr); | |
8e0c5ebd | 2542 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
2543 | } |
2544 | ||
2545 | /** | |
2546 | * | |
2547 | * aac_send_scb_fib | |
2548 | * @scsicmd: the scsi command block | |
2549 | * | |
8ce3eca4 | 2550 | * This routine will form a FIB and fill in the aac_srb from the |
1da177e4 LT |
2551 | * scsicmd passed in. |
2552 | */ | |
2553 | ||
2554 | static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) | |
2555 | { | |
2556 | struct fib* cmd_fibcontext; | |
2557 | struct aac_dev* dev; | |
2558 | int status; | |
1da177e4 | 2559 | |
84971738 | 2560 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; |
e5718774 | 2561 | if (scmd_id(scsicmd) >= dev->maximum_num_physicals || |
84971738 | 2562 | scsicmd->device->lun > 7) { |
1da177e4 LT |
2563 | scsicmd->result = DID_NO_CONNECT << 16; |
2564 | scsicmd->scsi_done(scsicmd); | |
2565 | return 0; | |
2566 | } | |
2567 | ||
1da177e4 LT |
2568 | /* |
2569 | * Allocate and initialize a Fib then setup a BlockWrite command | |
2570 | */ | |
bfb35aa8 | 2571 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
1da177e4 LT |
2572 | return -1; |
2573 | } | |
e8f32de5 | 2574 | status = aac_adapter_scsi(cmd_fibcontext, scsicmd); |
1da177e4 | 2575 | |
1da177e4 LT |
2576 | /* |
2577 | * Check that the command queued to the controller | |
2578 | */ | |
77d644d4 MH |
2579 | if (status == -EINPROGRESS) { |
2580 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 LT |
2581 | return 0; |
2582 | } | |
2583 | ||
bfb35aa8 MH |
2584 | printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); |
2585 | aac_fib_complete(cmd_fibcontext); | |
2586 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
2587 | |
2588 | return -1; | |
2589 | } | |
2590 | ||
2591 | static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) | |
2592 | { | |
2593 | struct aac_dev *dev; | |
2594 | unsigned long byte_count = 0; | |
727eead6 | 2595 | int nseg; |
1da177e4 LT |
2596 | |
2597 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
2598 | // Get rid of old data | |
2599 | psg->count = 0; | |
2600 | psg->sg[0].addr = 0; | |
727eead6 FT |
2601 | psg->sg[0].count = 0; |
2602 | ||
2603 | nseg = scsi_dma_map(scsicmd); | |
2604 | BUG_ON(nseg < 0); | |
2605 | if (nseg) { | |
1da177e4 LT |
2606 | struct scatterlist *sg; |
2607 | int i; | |
1da177e4 | 2608 | |
727eead6 | 2609 | psg->count = cpu_to_le32(nseg); |
1da177e4 | 2610 | |
727eead6 | 2611 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
1da177e4 LT |
2612 | psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); |
2613 | psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); | |
2614 | byte_count += sg_dma_len(sg); | |
1da177e4 LT |
2615 | } |
2616 | /* hba wants the size to be exact */ | |
727eead6 FT |
2617 | if (byte_count > scsi_bufflen(scsicmd)) { |
2618 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
2619 | (byte_count - scsi_bufflen(scsicmd)); | |
56b58712 | 2620 | psg->sg[i-1].count = cpu_to_le32(temp); |
727eead6 | 2621 | byte_count = scsi_bufflen(scsicmd); |
1da177e4 LT |
2622 | } |
2623 | /* Check for command underflow */ | |
2624 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2625 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2626 | byte_count, scsicmd->underflow); | |
2627 | } | |
2628 | } | |
1da177e4 LT |
2629 | return byte_count; |
2630 | } | |
2631 | ||
2632 | ||
2633 | static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) | |
2634 | { | |
2635 | struct aac_dev *dev; | |
2636 | unsigned long byte_count = 0; | |
56b58712 | 2637 | u64 addr; |
727eead6 | 2638 | int nseg; |
1da177e4 LT |
2639 | |
2640 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
2641 | // Get rid of old data | |
2642 | psg->count = 0; | |
2643 | psg->sg[0].addr[0] = 0; | |
2644 | psg->sg[0].addr[1] = 0; | |
2645 | psg->sg[0].count = 0; | |
727eead6 FT |
2646 | |
2647 | nseg = scsi_dma_map(scsicmd); | |
2648 | BUG_ON(nseg < 0); | |
2649 | if (nseg) { | |
1da177e4 LT |
2650 | struct scatterlist *sg; |
2651 | int i; | |
1da177e4 | 2652 | |
727eead6 | 2653 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
1241f359 | 2654 | int count = sg_dma_len(sg); |
56b58712 MH |
2655 | addr = sg_dma_address(sg); |
2656 | psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); | |
2657 | psg->sg[i].addr[1] = cpu_to_le32(addr>>32); | |
1241f359 MH |
2658 | psg->sg[i].count = cpu_to_le32(count); |
2659 | byte_count += count; | |
1da177e4 | 2660 | } |
727eead6 | 2661 | psg->count = cpu_to_le32(nseg); |
1da177e4 | 2662 | /* hba wants the size to be exact */ |
727eead6 FT |
2663 | if (byte_count > scsi_bufflen(scsicmd)) { |
2664 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
2665 | (byte_count - scsi_bufflen(scsicmd)); | |
56b58712 | 2666 | psg->sg[i-1].count = cpu_to_le32(temp); |
727eead6 | 2667 | byte_count = scsi_bufflen(scsicmd); |
1da177e4 LT |
2668 | } |
2669 | /* Check for command underflow */ | |
2670 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2671 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2672 | byte_count, scsicmd->underflow); | |
2673 | } | |
2674 | } | |
1da177e4 LT |
2675 | return byte_count; |
2676 | } | |
2677 | ||
0e68c003 MH |
2678 | static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) |
2679 | { | |
0e68c003 | 2680 | unsigned long byte_count = 0; |
727eead6 | 2681 | int nseg; |
0e68c003 MH |
2682 | |
2683 | // Get rid of old data | |
2684 | psg->count = 0; | |
2685 | psg->sg[0].next = 0; | |
2686 | psg->sg[0].prev = 0; | |
2687 | psg->sg[0].addr[0] = 0; | |
2688 | psg->sg[0].addr[1] = 0; | |
2689 | psg->sg[0].count = 0; | |
2690 | psg->sg[0].flags = 0; | |
727eead6 FT |
2691 | |
2692 | nseg = scsi_dma_map(scsicmd); | |
2693 | BUG_ON(nseg < 0); | |
2694 | if (nseg) { | |
0e68c003 MH |
2695 | struct scatterlist *sg; |
2696 | int i; | |
0e68c003 | 2697 | |
727eead6 | 2698 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
0e68c003 MH |
2699 | int count = sg_dma_len(sg); |
2700 | u64 addr = sg_dma_address(sg); | |
2701 | psg->sg[i].next = 0; | |
2702 | psg->sg[i].prev = 0; | |
2703 | psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); | |
2704 | psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); | |
2705 | psg->sg[i].count = cpu_to_le32(count); | |
2706 | psg->sg[i].flags = 0; | |
2707 | byte_count += count; | |
0e68c003 | 2708 | } |
727eead6 | 2709 | psg->count = cpu_to_le32(nseg); |
0e68c003 | 2710 | /* hba wants the size to be exact */ |
727eead6 FT |
2711 | if (byte_count > scsi_bufflen(scsicmd)) { |
2712 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
2713 | (byte_count - scsi_bufflen(scsicmd)); | |
0e68c003 | 2714 | psg->sg[i-1].count = cpu_to_le32(temp); |
727eead6 | 2715 | byte_count = scsi_bufflen(scsicmd); |
0e68c003 MH |
2716 | } |
2717 | /* Check for command underflow */ | |
2718 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2719 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2720 | byte_count, scsicmd->underflow); | |
2721 | } | |
2722 | } | |
0e68c003 MH |
2723 | return byte_count; |
2724 | } | |
2725 | ||
1da177e4 LT |
2726 | #ifdef AAC_DETAILED_STATUS_INFO |
2727 | ||
2728 | struct aac_srb_status_info { | |
2729 | u32 status; | |
2730 | char *str; | |
2731 | }; | |
2732 | ||
2733 | ||
2734 | static struct aac_srb_status_info srb_status_info[] = { | |
2735 | { SRB_STATUS_PENDING, "Pending Status"}, | |
2736 | { SRB_STATUS_SUCCESS, "Success"}, | |
2737 | { SRB_STATUS_ABORTED, "Aborted Command"}, | |
2738 | { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, | |
6391a113 | 2739 | { SRB_STATUS_ERROR, "Error Event"}, |
1da177e4 LT |
2740 | { SRB_STATUS_BUSY, "Device Busy"}, |
2741 | { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, | |
2742 | { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, | |
2743 | { SRB_STATUS_NO_DEVICE, "No Device"}, | |
2744 | { SRB_STATUS_TIMEOUT, "Timeout"}, | |
2745 | { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, | |
2746 | { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, | |
2747 | { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, | |
2748 | { SRB_STATUS_BUS_RESET, "Bus Reset"}, | |
2749 | { SRB_STATUS_PARITY_ERROR, "Parity Error"}, | |
2750 | { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, | |
2751 | { SRB_STATUS_NO_HBA, "No HBA"}, | |
2752 | { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, | |
2753 | { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, | |
2754 | { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, | |
2755 | { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, | |
2756 | { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, | |
2757 | { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, | |
6391a113 | 2758 | { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, |
1da177e4 LT |
2759 | { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, |
2760 | { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, | |
2761 | { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, | |
2762 | { SRB_STATUS_NOT_STARTED, "Not Started"}, | |
2763 | { SRB_STATUS_NOT_IN_USE, "Not In Use"}, | |
8ce3eca4 | 2764 | { SRB_STATUS_FORCE_ABORT, "Force Abort"}, |
1da177e4 LT |
2765 | { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, |
2766 | { 0xff, "Unknown Error"} | |
2767 | }; | |
2768 | ||
2769 | char *aac_get_status_string(u32 status) | |
2770 | { | |
2771 | int i; | |
2772 | ||
6391a113 TK |
2773 | for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) |
2774 | if (srb_status_info[i].status == status) | |
1da177e4 | 2775 | return srb_status_info[i].str; |
1da177e4 LT |
2776 | |
2777 | return "Bad Status Code"; | |
2778 | } | |
2779 | ||
2780 | #endif |