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> | |
910638ae | 34 | #include <linux/dma-mapping.h> |
1da177e4 LT |
35 | #include <asm/semaphore.h> |
36 | #include <asm/uaccess.h> | |
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 | */ | |
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 | |
81 | ||
82 | /* | |
83 | * Additional sense codes | |
84 | */ | |
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 | |
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 { | |
118 | u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ | |
119 | u8 inqd_dtq; /* RMB | Device Type Qualifier */ | |
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 | */ | |
133 | ||
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 | |
144 | */ | |
145 | ||
146 | static int nondasd = -1; | |
147 | static int dacmode = -1; | |
148 | ||
1208bab5 | 149 | int aac_commit = -1; |
404d9a90 MH |
150 | int startup_timeout = 180; |
151 | int aif_timeout = 120; | |
1da177e4 | 152 | |
9a72f976 | 153 | module_param(nondasd, int, S_IRUGO|S_IWUSR); |
1da177e4 | 154 | MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices. 0=off, 1=on"); |
9a72f976 | 155 | module_param(dacmode, int, S_IRUGO|S_IWUSR); |
1da177e4 | 156 | MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC. 0=off, 1=on"); |
1208bab5 | 157 | module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); |
1da177e4 | 158 | 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 |
159 | module_param(startup_timeout, int, S_IRUGO|S_IWUSR); |
160 | 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."); | |
161 | module_param(aif_timeout, int, S_IRUGO|S_IWUSR); | |
162 | 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 | 163 | |
7c00ffa3 MH |
164 | int numacb = -1; |
165 | module_param(numacb, int, S_IRUGO|S_IWUSR); | |
9a72f976 | 166 | 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 |
167 | |
168 | int acbsize = -1; | |
169 | module_param(acbsize, int, S_IRUGO|S_IWUSR); | |
9a72f976 | 170 | 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 | 171 | |
e37ee4be | 172 | int expose_physicals = -1; |
653ba58d | 173 | module_param(expose_physicals, int, S_IRUGO|S_IWUSR); |
e37ee4be | 174 | MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays. -1=protect 0=off, 1=on"); |
03d44337 | 175 | |
1208bab5 SM |
176 | int aac_reset_devices = 0; |
177 | module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); | |
178 | MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); | |
03d44337 MH |
179 | |
180 | static inline int aac_valid_context(struct scsi_cmnd *scsicmd, | |
181 | struct fib *fibptr) { | |
182 | struct scsi_device *device; | |
183 | ||
184 | if (unlikely(!scsicmd || !scsicmd->scsi_done )) { | |
185 | dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")) | |
186 | ; | |
187 | aac_fib_complete(fibptr); | |
188 | aac_fib_free(fibptr); | |
189 | return 0; | |
190 | } | |
191 | scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; | |
192 | device = scsicmd->device; | |
193 | if (unlikely(!device || !scsi_device_online(device))) { | |
194 | dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); | |
195 | aac_fib_complete(fibptr); | |
196 | aac_fib_free(fibptr); | |
197 | return 0; | |
198 | } | |
199 | return 1; | |
200 | } | |
201 | ||
1da177e4 LT |
202 | /** |
203 | * aac_get_config_status - check the adapter configuration | |
204 | * @common: adapter to query | |
205 | * | |
206 | * Query config status, and commit the configuration if needed. | |
207 | */ | |
8c867b25 | 208 | int aac_get_config_status(struct aac_dev *dev, int commit_flag) |
1da177e4 LT |
209 | { |
210 | int status = 0; | |
211 | struct fib * fibptr; | |
212 | ||
bfb35aa8 | 213 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
214 | return -ENOMEM; |
215 | ||
bfb35aa8 | 216 | aac_fib_init(fibptr); |
1da177e4 LT |
217 | { |
218 | struct aac_get_config_status *dinfo; | |
219 | dinfo = (struct aac_get_config_status *) fib_data(fibptr); | |
220 | ||
221 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
222 | dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); | |
223 | dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); | |
224 | } | |
225 | ||
bfb35aa8 | 226 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
227 | fibptr, |
228 | sizeof (struct aac_get_config_status), | |
229 | FsaNormal, | |
230 | 1, 1, | |
231 | NULL, NULL); | |
232 | if (status < 0 ) { | |
233 | printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); | |
234 | } else { | |
235 | struct aac_get_config_status_resp *reply | |
236 | = (struct aac_get_config_status_resp *) fib_data(fibptr); | |
237 | dprintk((KERN_WARNING | |
238 | "aac_get_config_status: response=%d status=%d action=%d\n", | |
239 | le32_to_cpu(reply->response), | |
240 | le32_to_cpu(reply->status), | |
241 | le32_to_cpu(reply->data.action))); | |
242 | if ((le32_to_cpu(reply->response) != ST_OK) || | |
243 | (le32_to_cpu(reply->status) != CT_OK) || | |
244 | (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { | |
245 | printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); | |
246 | status = -EINVAL; | |
247 | } | |
248 | } | |
bfb35aa8 | 249 | aac_fib_complete(fibptr); |
1da177e4 LT |
250 | /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ |
251 | if (status >= 0) { | |
1208bab5 | 252 | if ((aac_commit == 1) || commit_flag) { |
1da177e4 | 253 | struct aac_commit_config * dinfo; |
bfb35aa8 | 254 | aac_fib_init(fibptr); |
1da177e4 LT |
255 | dinfo = (struct aac_commit_config *) fib_data(fibptr); |
256 | ||
257 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
258 | dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); | |
259 | ||
bfb35aa8 | 260 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
261 | fibptr, |
262 | sizeof (struct aac_commit_config), | |
263 | FsaNormal, | |
264 | 1, 1, | |
265 | NULL, NULL); | |
bfb35aa8 | 266 | aac_fib_complete(fibptr); |
1208bab5 | 267 | } else if (aac_commit == 0) { |
1da177e4 LT |
268 | printk(KERN_WARNING |
269 | "aac_get_config_status: Foreign device configurations are being ignored\n"); | |
270 | } | |
271 | } | |
bfb35aa8 | 272 | aac_fib_free(fibptr); |
1da177e4 LT |
273 | return status; |
274 | } | |
275 | ||
276 | /** | |
277 | * aac_get_containers - list containers | |
278 | * @common: adapter to probe | |
279 | * | |
280 | * Make a list of all containers on this controller | |
281 | */ | |
282 | int aac_get_containers(struct aac_dev *dev) | |
283 | { | |
284 | struct fsa_dev_info *fsa_dev_ptr; | |
285 | u32 index; | |
286 | int status = 0; | |
287 | struct fib * fibptr; | |
1da177e4 LT |
288 | struct aac_get_container_count *dinfo; |
289 | struct aac_get_container_count_resp *dresp; | |
290 | int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; | |
291 | ||
bfb35aa8 | 292 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
293 | return -ENOMEM; |
294 | ||
bfb35aa8 | 295 | aac_fib_init(fibptr); |
1da177e4 LT |
296 | dinfo = (struct aac_get_container_count *) fib_data(fibptr); |
297 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
298 | dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); | |
299 | ||
bfb35aa8 | 300 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
301 | fibptr, |
302 | sizeof (struct aac_get_container_count), | |
303 | FsaNormal, | |
304 | 1, 1, | |
305 | NULL, NULL); | |
306 | if (status >= 0) { | |
307 | dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); | |
308 | maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); | |
bfb35aa8 | 309 | aac_fib_complete(fibptr); |
1da177e4 | 310 | } |
fe76df42 | 311 | aac_fib_free(fibptr); |
1da177e4 LT |
312 | |
313 | if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) | |
314 | maximum_num_containers = MAXIMUM_NUM_CONTAINERS; | |
fe76df42 MH |
315 | fsa_dev_ptr = kmalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, |
316 | GFP_KERNEL); | |
317 | if (!fsa_dev_ptr) | |
1da177e4 | 318 | return -ENOMEM; |
1da177e4 LT |
319 | memset(fsa_dev_ptr, 0, sizeof(*fsa_dev_ptr) * maximum_num_containers); |
320 | ||
321 | dev->fsa_dev = fsa_dev_ptr; | |
322 | dev->maximum_num_containers = maximum_num_containers; | |
323 | ||
fe76df42 | 324 | for (index = 0; index < dev->maximum_num_containers; ) { |
1da177e4 LT |
325 | fsa_dev_ptr[index].devname[0] = '\0'; |
326 | ||
fe76df42 | 327 | status = aac_probe_container(dev, index); |
1da177e4 | 328 | |
fe76df42 | 329 | if (status < 0) { |
1da177e4 LT |
330 | printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); |
331 | break; | |
332 | } | |
7a8cf29d | 333 | |
1da177e4 LT |
334 | /* |
335 | * If there are no more containers, then stop asking. | |
336 | */ | |
fe76df42 | 337 | if (++index >= status) |
1da177e4 | 338 | break; |
1da177e4 | 339 | } |
1da177e4 LT |
340 | return status; |
341 | } | |
342 | ||
3b2946cc MH |
343 | static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigned int offset, unsigned int len) |
344 | { | |
345 | void *buf; | |
cab537d6 | 346 | int transfer_len; |
727eead6 FT |
347 | struct scatterlist *sg = scsi_sglist(scsicmd); |
348 | ||
349 | buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset; | |
350 | transfer_len = min(sg->length, len + offset); | |
3b2946cc | 351 | |
20235f35 | 352 | transfer_len -= offset; |
cab537d6 | 353 | if (buf && transfer_len > 0) |
20235f35 | 354 | memcpy(buf + offset, data, transfer_len); |
3b2946cc | 355 | |
727eead6 | 356 | kunmap_atomic(buf - sg->offset, KM_IRQ0); |
3b2946cc MH |
357 | |
358 | } | |
359 | ||
1da177e4 LT |
360 | static void get_container_name_callback(void *context, struct fib * fibptr) |
361 | { | |
362 | struct aac_get_name_resp * get_name_reply; | |
363 | struct scsi_cmnd * scsicmd; | |
364 | ||
365 | scsicmd = (struct scsi_cmnd *) context; | |
366 | ||
03d44337 MH |
367 | if (!aac_valid_context(scsicmd, fibptr)) |
368 | return; | |
369 | ||
1da177e4 | 370 | dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); |
125e1874 | 371 | BUG_ON(fibptr == NULL); |
1da177e4 LT |
372 | |
373 | get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); | |
374 | /* Failure is irrelevant, using default value instead */ | |
375 | if ((le32_to_cpu(get_name_reply->status) == CT_OK) | |
376 | && (get_name_reply->data[0] != '\0')) { | |
3b2946cc | 377 | char *sp = get_name_reply->data; |
1da177e4 LT |
378 | sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; |
379 | while (*sp == ' ') | |
380 | ++sp; | |
3b2946cc MH |
381 | if (*sp) { |
382 | char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; | |
383 | int count = sizeof(d); | |
384 | char *dp = d; | |
385 | do { | |
386 | *dp++ = (*sp) ? *sp++ : ' '; | |
387 | } while (--count > 0); | |
388 | aac_internal_transfer(scsicmd, d, | |
389 | offsetof(struct inquiry_data, inqd_pid), sizeof(d)); | |
390 | } | |
1da177e4 | 391 | } |
3b2946cc | 392 | |
1da177e4 LT |
393 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
394 | ||
bfb35aa8 MH |
395 | aac_fib_complete(fibptr); |
396 | aac_fib_free(fibptr); | |
8e0c5ebd | 397 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
398 | } |
399 | ||
400 | /** | |
401 | * aac_get_container_name - get container name, none blocking. | |
402 | */ | |
9e7c349c | 403 | static int aac_get_container_name(struct scsi_cmnd * scsicmd) |
1da177e4 LT |
404 | { |
405 | int status; | |
406 | struct aac_get_name *dinfo; | |
407 | struct fib * cmd_fibcontext; | |
408 | struct aac_dev * dev; | |
409 | ||
410 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
411 | ||
bfb35aa8 | 412 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) |
1da177e4 LT |
413 | return -ENOMEM; |
414 | ||
bfb35aa8 | 415 | aac_fib_init(cmd_fibcontext); |
1da177e4 LT |
416 | dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); |
417 | ||
418 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
419 | dinfo->type = cpu_to_le32(CT_READ_NAME); | |
9e7c349c | 420 | dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); |
1da177e4 LT |
421 | dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); |
422 | ||
bfb35aa8 | 423 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
424 | cmd_fibcontext, |
425 | sizeof (struct aac_get_name), | |
426 | FsaNormal, | |
427 | 0, 1, | |
428 | (fib_callback) get_container_name_callback, | |
429 | (void *) scsicmd); | |
430 | ||
431 | /* | |
432 | * Check that the command queued to the controller | |
433 | */ | |
77d644d4 MH |
434 | if (status == -EINPROGRESS) { |
435 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 436 | return 0; |
77d644d4 | 437 | } |
1da177e4 | 438 | |
bfb35aa8 MH |
439 | printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); |
440 | aac_fib_complete(cmd_fibcontext); | |
441 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
442 | return -1; |
443 | } | |
444 | ||
fe76df42 | 445 | static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) |
1da177e4 | 446 | { |
fe76df42 | 447 | struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; |
1da177e4 | 448 | |
fe76df42 MH |
449 | if (fsa_dev_ptr[scmd_id(scsicmd)].valid) |
450 | return aac_scsi_cmd(scsicmd); | |
1da177e4 | 451 | |
fe76df42 MH |
452 | scsicmd->result = DID_NO_CONNECT << 16; |
453 | scsicmd->scsi_done(scsicmd); | |
454 | return 0; | |
455 | } | |
456 | ||
457 | static int _aac_probe_container2(void * context, struct fib * fibptr) | |
458 | { | |
03d44337 | 459 | struct fsa_dev_info *fsa_dev_ptr; |
fe76df42 | 460 | int (*callback)(struct scsi_cmnd *); |
03d44337 MH |
461 | struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; |
462 | ||
463 | if (!aac_valid_context(scsicmd, fibptr)) | |
464 | return 0; | |
465 | ||
466 | fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; | |
fe76df42 MH |
467 | |
468 | scsicmd->SCp.Status = 0; | |
469 | if (fsa_dev_ptr) { | |
470 | struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); | |
471 | fsa_dev_ptr += scmd_id(scsicmd); | |
472 | ||
473 | if ((le32_to_cpu(dresp->status) == ST_OK) && | |
474 | (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && | |
475 | (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { | |
476 | fsa_dev_ptr->valid = 1; | |
477 | fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); | |
478 | fsa_dev_ptr->size | |
479 | = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + | |
480 | (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); | |
481 | fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); | |
482 | } | |
483 | if ((fsa_dev_ptr->valid & 1) == 0) | |
484 | fsa_dev_ptr->valid = 0; | |
485 | scsicmd->SCp.Status = le32_to_cpu(dresp->count); | |
486 | } | |
487 | aac_fib_complete(fibptr); | |
488 | aac_fib_free(fibptr); | |
489 | callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); | |
490 | scsicmd->SCp.ptr = NULL; | |
491 | return (*callback)(scsicmd); | |
492 | } | |
493 | ||
494 | static int _aac_probe_container1(void * context, struct fib * fibptr) | |
495 | { | |
496 | struct scsi_cmnd * scsicmd; | |
497 | struct aac_mount * dresp; | |
498 | struct aac_query_mount *dinfo; | |
499 | int status; | |
500 | ||
501 | dresp = (struct aac_mount *) fib_data(fibptr); | |
502 | dresp->mnt[0].capacityhigh = 0; | |
503 | if ((le32_to_cpu(dresp->status) != ST_OK) || | |
4def7fa1 | 504 | (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) |
fe76df42 MH |
505 | return _aac_probe_container2(context, fibptr); |
506 | scsicmd = (struct scsi_cmnd *) context; | |
507 | scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; | |
1da177e4 | 508 | |
03d44337 MH |
509 | if (!aac_valid_context(scsicmd, fibptr)) |
510 | return 0; | |
511 | ||
bfb35aa8 | 512 | aac_fib_init(fibptr); |
1da177e4 LT |
513 | |
514 | dinfo = (struct aac_query_mount *)fib_data(fibptr); | |
515 | ||
fe76df42 MH |
516 | dinfo->command = cpu_to_le32(VM_NameServe64); |
517 | dinfo->count = cpu_to_le32(scmd_id(scsicmd)); | |
1da177e4 LT |
518 | dinfo->type = cpu_to_le32(FT_FILESYS); |
519 | ||
bfb35aa8 | 520 | status = aac_fib_send(ContainerCommand, |
fe76df42 MH |
521 | fibptr, |
522 | sizeof(struct aac_query_mount), | |
523 | FsaNormal, | |
524 | 0, 1, | |
525 | (fib_callback) _aac_probe_container2, | |
526 | (void *) scsicmd); | |
527 | /* | |
528 | * Check that the command queued to the controller | |
529 | */ | |
530 | if (status == -EINPROGRESS) { | |
531 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
532 | return 0; | |
533 | } | |
1da177e4 | 534 | if (status < 0) { |
fe76df42 MH |
535 | /* Inherit results from VM_NameServe, if any */ |
536 | dresp->status = cpu_to_le32(ST_OK); | |
537 | return _aac_probe_container2(context, fibptr); | |
1da177e4 | 538 | } |
fe76df42 MH |
539 | return 0; |
540 | } | |
1da177e4 | 541 | |
fe76df42 MH |
542 | static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) |
543 | { | |
544 | struct fib * fibptr; | |
545 | int status = -ENOMEM; | |
546 | ||
547 | if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { | |
548 | struct aac_query_mount *dinfo; | |
549 | ||
550 | aac_fib_init(fibptr); | |
551 | ||
552 | dinfo = (struct aac_query_mount *)fib_data(fibptr); | |
1da177e4 | 553 | |
fe76df42 MH |
554 | dinfo->command = cpu_to_le32(VM_NameServe); |
555 | dinfo->count = cpu_to_le32(scmd_id(scsicmd)); | |
7a8cf29d | 556 | dinfo->type = cpu_to_le32(FT_FILESYS); |
fe76df42 | 557 | scsicmd->SCp.ptr = (char *)callback; |
7a8cf29d | 558 | |
fe76df42 MH |
559 | status = aac_fib_send(ContainerCommand, |
560 | fibptr, | |
561 | sizeof(struct aac_query_mount), | |
562 | FsaNormal, | |
563 | 0, 1, | |
564 | (fib_callback) _aac_probe_container1, | |
565 | (void *) scsicmd); | |
566 | /* | |
567 | * Check that the command queued to the controller | |
568 | */ | |
569 | if (status == -EINPROGRESS) { | |
570 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
571 | return 0; | |
572 | } | |
573 | if (status < 0) { | |
574 | scsicmd->SCp.ptr = NULL; | |
575 | aac_fib_complete(fibptr); | |
576 | aac_fib_free(fibptr); | |
577 | } | |
578 | } | |
579 | if (status < 0) { | |
580 | struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; | |
581 | if (fsa_dev_ptr) { | |
582 | fsa_dev_ptr += scmd_id(scsicmd); | |
583 | if ((fsa_dev_ptr->valid & 1) == 0) { | |
584 | fsa_dev_ptr->valid = 0; | |
585 | return (*callback)(scsicmd); | |
586 | } | |
587 | } | |
1da177e4 | 588 | } |
fe76df42 MH |
589 | return status; |
590 | } | |
1da177e4 | 591 | |
fe76df42 MH |
592 | /** |
593 | * aac_probe_container - query a logical volume | |
594 | * @dev: device to query | |
595 | * @cid: container identifier | |
596 | * | |
597 | * Queries the controller about the given volume. The volume information | |
598 | * is updated in the struct fsa_dev_info structure rather than returned. | |
599 | */ | |
600 | static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) | |
601 | { | |
602 | scsicmd->device = NULL; | |
603 | return 0; | |
604 | } | |
1da177e4 | 605 | |
fe76df42 MH |
606 | int aac_probe_container(struct aac_dev *dev, int cid) |
607 | { | |
608 | struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); | |
609 | struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); | |
610 | int status; | |
611 | ||
612 | if (!scsicmd || !scsidev) { | |
613 | kfree(scsicmd); | |
614 | kfree(scsidev); | |
615 | return -ENOMEM; | |
616 | } | |
617 | scsicmd->list.next = NULL; | |
618 | scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))_aac_probe_container1; | |
619 | ||
620 | scsicmd->device = scsidev; | |
621 | scsidev->sdev_state = 0; | |
622 | scsidev->id = cid; | |
623 | scsidev->host = dev->scsi_host_ptr; | |
624 | ||
625 | if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) | |
626 | while (scsicmd->device == scsidev) | |
627 | schedule(); | |
802ae2f0 | 628 | kfree(scsidev); |
fe76df42 MH |
629 | status = scsicmd->SCp.Status; |
630 | kfree(scsicmd); | |
1da177e4 LT |
631 | return status; |
632 | } | |
633 | ||
634 | /* Local Structure to set SCSI inquiry data strings */ | |
635 | struct scsi_inq { | |
636 | char vid[8]; /* Vendor ID */ | |
637 | char pid[16]; /* Product ID */ | |
638 | char prl[4]; /* Product Revision Level */ | |
639 | }; | |
640 | ||
641 | /** | |
642 | * InqStrCopy - string merge | |
643 | * @a: string to copy from | |
644 | * @b: string to copy to | |
645 | * | |
646 | * Copy a String from one location to another | |
647 | * without copying \0 | |
648 | */ | |
649 | ||
650 | static void inqstrcpy(char *a, char *b) | |
651 | { | |
652 | ||
653 | while(*a != (char)0) | |
654 | *b++ = *a++; | |
655 | } | |
656 | ||
657 | static char *container_types[] = { | |
658 | "None", | |
659 | "Volume", | |
660 | "Mirror", | |
661 | "Stripe", | |
662 | "RAID5", | |
663 | "SSRW", | |
664 | "SSRO", | |
665 | "Morph", | |
666 | "Legacy", | |
667 | "RAID4", | |
668 | "RAID10", | |
669 | "RAID00", | |
670 | "V-MIRRORS", | |
671 | "PSEUDO R4", | |
672 | "RAID50", | |
84971738 MH |
673 | "RAID5D", |
674 | "RAID5D0", | |
675 | "RAID1E", | |
676 | "RAID6", | |
677 | "RAID60", | |
1da177e4 LT |
678 | "Unknown" |
679 | }; | |
680 | ||
681 | ||
682 | ||
683 | /* Function: setinqstr | |
684 | * | |
685 | * Arguments: [1] pointer to void [1] int | |
686 | * | |
687 | * Purpose: Sets SCSI inquiry data strings for vendor, product | |
688 | * and revision level. Allows strings to be set in platform dependant | |
689 | * files instead of in OS dependant driver source. | |
690 | */ | |
691 | ||
794d0601 | 692 | static void setinqstr(struct aac_dev *dev, void *data, int tindex) |
1da177e4 LT |
693 | { |
694 | struct scsi_inq *str; | |
1da177e4 | 695 | |
1da177e4 | 696 | str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ |
794d0601 MH |
697 | memset(str, ' ', sizeof(*str)); |
698 | ||
699 | if (dev->supplement_adapter_info.AdapterTypeText[0]) { | |
700 | char * cp = dev->supplement_adapter_info.AdapterTypeText; | |
701 | int c = sizeof(str->vid); | |
702 | while (*cp && *cp != ' ' && --c) | |
703 | ++cp; | |
704 | c = *cp; | |
705 | *cp = '\0'; | |
706 | inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, | |
707 | str->vid); | |
708 | *cp = c; | |
709 | while (*cp && *cp != ' ') | |
710 | ++cp; | |
711 | while (*cp == ' ') | |
712 | ++cp; | |
713 | /* last six chars reserved for vol type */ | |
714 | c = 0; | |
715 | if (strlen(cp) > sizeof(str->pid)) { | |
716 | c = cp[sizeof(str->pid)]; | |
717 | cp[sizeof(str->pid)] = '\0'; | |
718 | } | |
719 | inqstrcpy (cp, str->pid); | |
720 | if (c) | |
721 | cp[sizeof(str->pid)] = c; | |
722 | } else { | |
723 | struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); | |
6391a113 TK |
724 | |
725 | inqstrcpy (mp->vname, str->vid); | |
794d0601 MH |
726 | /* last six chars reserved for vol type */ |
727 | inqstrcpy (mp->model, str->pid); | |
728 | } | |
1da177e4 | 729 | |
6391a113 | 730 | if (tindex < ARRAY_SIZE(container_types)){ |
1da177e4 LT |
731 | char *findit = str->pid; |
732 | ||
733 | for ( ; *findit != ' '; findit++); /* walk till we find a space */ | |
734 | /* RAID is superfluous in the context of a RAID device */ | |
735 | if (memcmp(findit-4, "RAID", 4) == 0) | |
736 | *(findit -= 4) = ' '; | |
794d0601 MH |
737 | if (((findit - str->pid) + strlen(container_types[tindex])) |
738 | < (sizeof(str->pid) + sizeof(str->prl))) | |
739 | inqstrcpy (container_types[tindex], findit + 1); | |
1da177e4 LT |
740 | } |
741 | inqstrcpy ("V1.0", str->prl); | |
742 | } | |
743 | ||
4833869e AB |
744 | static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, |
745 | u8 a_sense_code, u8 incorrect_length, | |
746 | u8 bit_pointer, u16 field_pointer, | |
747 | u32 residue) | |
1da177e4 LT |
748 | { |
749 | sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ | |
750 | sense_buf[1] = 0; /* Segment number, always zero */ | |
751 | ||
752 | if (incorrect_length) { | |
753 | sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ | |
754 | sense_buf[3] = BYTE3(residue); | |
755 | sense_buf[4] = BYTE2(residue); | |
756 | sense_buf[5] = BYTE1(residue); | |
757 | sense_buf[6] = BYTE0(residue); | |
758 | } else | |
759 | sense_buf[2] = sense_key; /* Sense key */ | |
760 | ||
761 | if (sense_key == ILLEGAL_REQUEST) | |
762 | sense_buf[7] = 10; /* Additional sense length */ | |
763 | else | |
764 | sense_buf[7] = 6; /* Additional sense length */ | |
765 | ||
766 | sense_buf[12] = sense_code; /* Additional sense code */ | |
767 | sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ | |
768 | if (sense_key == ILLEGAL_REQUEST) { | |
769 | sense_buf[15] = 0; | |
770 | ||
771 | if (sense_code == SENCODE_INVALID_PARAM_FIELD) | |
772 | sense_buf[15] = 0x80;/* Std sense key specific field */ | |
773 | /* Illegal parameter is in the parameter block */ | |
774 | ||
775 | if (sense_code == SENCODE_INVALID_CDB_FIELD) | |
776 | sense_buf[15] = 0xc0;/* Std sense key specific field */ | |
777 | /* Illegal parameter is in the CDB block */ | |
778 | sense_buf[15] |= bit_pointer; | |
779 | sense_buf[16] = field_pointer >> 8; /* MSB */ | |
780 | sense_buf[17] = field_pointer; /* LSB */ | |
781 | } | |
782 | } | |
783 | ||
e8f32de5 MH |
784 | static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) |
785 | { | |
786 | if (lba & 0xffffffff00000000LL) { | |
787 | int cid = scmd_id(cmd); | |
788 | dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); | |
789 | cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
790 | SAM_STAT_CHECK_CONDITION; | |
791 | set_sense((u8 *) &dev->fsa_dev[cid].sense_data, | |
792 | HARDWARE_ERROR, | |
793 | SENCODE_INTERNAL_TARGET_FAILURE, | |
794 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, | |
795 | 0, 0); | |
796 | memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
797 | (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(cmd->sense_buffer)) | |
798 | ? sizeof(cmd->sense_buffer) | |
799 | : sizeof(dev->fsa_dev[cid].sense_data)); | |
800 | cmd->scsi_done(cmd); | |
801 | return 1; | |
802 | } | |
803 | return 0; | |
804 | } | |
805 | ||
806 | static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) | |
807 | { | |
808 | return 0; | |
809 | } | |
810 | ||
811 | static void io_callback(void *context, struct fib * fibptr); | |
812 | ||
813 | static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
814 | { | |
815 | u16 fibsize; | |
816 | struct aac_raw_io *readcmd; | |
817 | aac_fib_init(fib); | |
818 | readcmd = (struct aac_raw_io *) fib_data(fib); | |
819 | readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); | |
820 | readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
821 | readcmd->count = cpu_to_le32(count<<9); | |
822 | readcmd->cid = cpu_to_le16(scmd_id(cmd)); | |
9d399cc7 | 823 | readcmd->flags = cpu_to_le16(IO_TYPE_READ); |
e8f32de5 MH |
824 | readcmd->bpTotal = 0; |
825 | readcmd->bpComplete = 0; | |
826 | ||
827 | aac_build_sgraw(cmd, &readcmd->sg); | |
828 | fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); | |
829 | BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); | |
830 | /* | |
831 | * Now send the Fib to the adapter | |
832 | */ | |
833 | return aac_fib_send(ContainerRawIo, | |
834 | fib, | |
835 | fibsize, | |
836 | FsaNormal, | |
837 | 0, 1, | |
838 | (fib_callback) io_callback, | |
839 | (void *) cmd); | |
840 | } | |
841 | ||
842 | static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
843 | { | |
844 | u16 fibsize; | |
845 | struct aac_read64 *readcmd; | |
846 | aac_fib_init(fib); | |
847 | readcmd = (struct aac_read64 *) fib_data(fib); | |
848 | readcmd->command = cpu_to_le32(VM_CtHostRead64); | |
849 | readcmd->cid = cpu_to_le16(scmd_id(cmd)); | |
850 | readcmd->sector_count = cpu_to_le16(count); | |
851 | readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); | |
852 | readcmd->pad = 0; | |
853 | readcmd->flags = 0; | |
854 | ||
855 | aac_build_sg64(cmd, &readcmd->sg); | |
856 | fibsize = sizeof(struct aac_read64) + | |
857 | ((le32_to_cpu(readcmd->sg.count) - 1) * | |
858 | sizeof (struct sgentry64)); | |
859 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
860 | sizeof(struct aac_fibhdr))); | |
861 | /* | |
862 | * Now send the Fib to the adapter | |
863 | */ | |
864 | return aac_fib_send(ContainerCommand64, | |
865 | fib, | |
866 | fibsize, | |
867 | FsaNormal, | |
868 | 0, 1, | |
869 | (fib_callback) io_callback, | |
870 | (void *) cmd); | |
871 | } | |
872 | ||
873 | static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
874 | { | |
875 | u16 fibsize; | |
876 | struct aac_read *readcmd; | |
877 | aac_fib_init(fib); | |
878 | readcmd = (struct aac_read *) fib_data(fib); | |
879 | readcmd->command = cpu_to_le32(VM_CtBlockRead); | |
880 | readcmd->cid = cpu_to_le16(scmd_id(cmd)); | |
881 | readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); | |
882 | readcmd->count = cpu_to_le32(count * 512); | |
883 | ||
884 | aac_build_sg(cmd, &readcmd->sg); | |
885 | fibsize = sizeof(struct aac_read) + | |
886 | ((le32_to_cpu(readcmd->sg.count) - 1) * | |
887 | sizeof (struct sgentry)); | |
888 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
889 | sizeof(struct aac_fibhdr))); | |
890 | /* | |
891 | * Now send the Fib to the adapter | |
892 | */ | |
893 | return aac_fib_send(ContainerCommand, | |
894 | fib, | |
895 | fibsize, | |
896 | FsaNormal, | |
897 | 0, 1, | |
898 | (fib_callback) io_callback, | |
899 | (void *) cmd); | |
900 | } | |
901 | ||
9d399cc7 | 902 | static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
903 | { |
904 | u16 fibsize; | |
905 | struct aac_raw_io *writecmd; | |
906 | aac_fib_init(fib); | |
907 | writecmd = (struct aac_raw_io *) fib_data(fib); | |
908 | writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); | |
909 | writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
910 | writecmd->count = cpu_to_le32(count<<9); | |
911 | writecmd->cid = cpu_to_le16(scmd_id(cmd)); | |
9d399cc7 SM |
912 | writecmd->flags = fua ? |
913 | cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : | |
914 | cpu_to_le16(IO_TYPE_WRITE); | |
e8f32de5 MH |
915 | writecmd->bpTotal = 0; |
916 | writecmd->bpComplete = 0; | |
917 | ||
918 | aac_build_sgraw(cmd, &writecmd->sg); | |
919 | fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); | |
920 | BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); | |
921 | /* | |
922 | * Now send the Fib to the adapter | |
923 | */ | |
924 | return aac_fib_send(ContainerRawIo, | |
925 | fib, | |
926 | fibsize, | |
927 | FsaNormal, | |
928 | 0, 1, | |
929 | (fib_callback) io_callback, | |
930 | (void *) cmd); | |
931 | } | |
932 | ||
9d399cc7 | 933 | static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
934 | { |
935 | u16 fibsize; | |
936 | struct aac_write64 *writecmd; | |
937 | aac_fib_init(fib); | |
938 | writecmd = (struct aac_write64 *) fib_data(fib); | |
939 | writecmd->command = cpu_to_le32(VM_CtHostWrite64); | |
940 | writecmd->cid = cpu_to_le16(scmd_id(cmd)); | |
941 | writecmd->sector_count = cpu_to_le16(count); | |
942 | writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); | |
943 | writecmd->pad = 0; | |
944 | writecmd->flags = 0; | |
945 | ||
946 | aac_build_sg64(cmd, &writecmd->sg); | |
947 | fibsize = sizeof(struct aac_write64) + | |
948 | ((le32_to_cpu(writecmd->sg.count) - 1) * | |
949 | sizeof (struct sgentry64)); | |
950 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
951 | sizeof(struct aac_fibhdr))); | |
952 | /* | |
953 | * Now send the Fib to the adapter | |
954 | */ | |
955 | return aac_fib_send(ContainerCommand64, | |
956 | fib, | |
957 | fibsize, | |
958 | FsaNormal, | |
959 | 0, 1, | |
960 | (fib_callback) io_callback, | |
961 | (void *) cmd); | |
962 | } | |
963 | ||
9d399cc7 | 964 | static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
965 | { |
966 | u16 fibsize; | |
967 | struct aac_write *writecmd; | |
968 | aac_fib_init(fib); | |
969 | writecmd = (struct aac_write *) fib_data(fib); | |
970 | writecmd->command = cpu_to_le32(VM_CtBlockWrite); | |
971 | writecmd->cid = cpu_to_le16(scmd_id(cmd)); | |
972 | writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); | |
973 | writecmd->count = cpu_to_le32(count * 512); | |
974 | writecmd->sg.count = cpu_to_le32(1); | |
975 | /* ->stable is not used - it did mean which type of write */ | |
976 | ||
977 | aac_build_sg(cmd, &writecmd->sg); | |
978 | fibsize = sizeof(struct aac_write) + | |
979 | ((le32_to_cpu(writecmd->sg.count) - 1) * | |
980 | sizeof (struct sgentry)); | |
981 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
982 | sizeof(struct aac_fibhdr))); | |
983 | /* | |
984 | * Now send the Fib to the adapter | |
985 | */ | |
986 | return aac_fib_send(ContainerCommand, | |
987 | fib, | |
988 | fibsize, | |
989 | FsaNormal, | |
990 | 0, 1, | |
991 | (fib_callback) io_callback, | |
992 | (void *) cmd); | |
993 | } | |
994 | ||
995 | static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) | |
996 | { | |
997 | struct aac_srb * srbcmd; | |
998 | u32 flag; | |
999 | u32 timeout; | |
1000 | ||
1001 | aac_fib_init(fib); | |
1002 | switch(cmd->sc_data_direction){ | |
1003 | case DMA_TO_DEVICE: | |
1004 | flag = SRB_DataOut; | |
1005 | break; | |
1006 | case DMA_BIDIRECTIONAL: | |
1007 | flag = SRB_DataIn | SRB_DataOut; | |
1008 | break; | |
1009 | case DMA_FROM_DEVICE: | |
1010 | flag = SRB_DataIn; | |
1011 | break; | |
1012 | case DMA_NONE: | |
1013 | default: /* shuts up some versions of gcc */ | |
1014 | flag = SRB_NoDataXfer; | |
1015 | break; | |
1016 | } | |
1017 | ||
1018 | srbcmd = (struct aac_srb*) fib_data(fib); | |
1019 | srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); | |
1020 | srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); | |
1021 | srbcmd->id = cpu_to_le32(scmd_id(cmd)); | |
1022 | srbcmd->lun = cpu_to_le32(cmd->device->lun); | |
1023 | srbcmd->flags = cpu_to_le32(flag); | |
1024 | timeout = cmd->timeout_per_command/HZ; | |
1025 | if (timeout == 0) | |
1026 | timeout = 1; | |
1027 | srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds | |
1028 | srbcmd->retry_limit = 0; /* Obsolete parameter */ | |
1029 | srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); | |
1030 | return srbcmd; | |
1031 | } | |
1032 | ||
1033 | static void aac_srb_callback(void *context, struct fib * fibptr); | |
1034 | ||
1035 | static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) | |
1036 | { | |
1037 | u16 fibsize; | |
1038 | struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); | |
1039 | ||
1040 | aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); | |
727eead6 | 1041 | srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); |
e8f32de5 MH |
1042 | |
1043 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
1044 | memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); | |
1045 | /* | |
1046 | * Build Scatter/Gather list | |
1047 | */ | |
1048 | fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + | |
1049 | ((le32_to_cpu(srbcmd->sg.count) & 0xff) * | |
1050 | sizeof (struct sgentry64)); | |
1051 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1052 | sizeof(struct aac_fibhdr))); | |
1053 | ||
1054 | /* | |
1055 | * Now send the Fib to the adapter | |
1056 | */ | |
1057 | return aac_fib_send(ScsiPortCommand64, fib, | |
1058 | fibsize, FsaNormal, 0, 1, | |
1059 | (fib_callback) aac_srb_callback, | |
1060 | (void *) cmd); | |
1061 | } | |
1062 | ||
1063 | static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) | |
1064 | { | |
1065 | u16 fibsize; | |
1066 | struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); | |
1067 | ||
1068 | aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); | |
727eead6 | 1069 | srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); |
e8f32de5 MH |
1070 | |
1071 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
1072 | memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); | |
1073 | /* | |
1074 | * Build Scatter/Gather list | |
1075 | */ | |
1076 | fibsize = sizeof (struct aac_srb) + | |
1077 | (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * | |
1078 | sizeof (struct sgentry)); | |
1079 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1080 | sizeof(struct aac_fibhdr))); | |
1081 | ||
1082 | /* | |
1083 | * Now send the Fib to the adapter | |
1084 | */ | |
1085 | return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, | |
1086 | (fib_callback) aac_srb_callback, (void *) cmd); | |
1087 | } | |
1088 | ||
1da177e4 LT |
1089 | int aac_get_adapter_info(struct aac_dev* dev) |
1090 | { | |
1091 | struct fib* fibptr; | |
1da177e4 LT |
1092 | int rcode; |
1093 | u32 tmp; | |
84971738 MH |
1094 | struct aac_adapter_info *info; |
1095 | struct aac_bus_info *command; | |
1096 | struct aac_bus_info_response *bus_info; | |
7c00ffa3 | 1097 | |
bfb35aa8 | 1098 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
1099 | return -ENOMEM; |
1100 | ||
bfb35aa8 | 1101 | aac_fib_init(fibptr); |
7c00ffa3 MH |
1102 | info = (struct aac_adapter_info *) fib_data(fibptr); |
1103 | memset(info,0,sizeof(*info)); | |
1da177e4 | 1104 | |
bfb35aa8 | 1105 | rcode = aac_fib_send(RequestAdapterInfo, |
7c00ffa3 MH |
1106 | fibptr, |
1107 | sizeof(*info), | |
1108 | FsaNormal, | |
9203344c | 1109 | -1, 1, /* First `interrupt' command uses special wait */ |
7c00ffa3 MH |
1110 | NULL, |
1111 | NULL); | |
1112 | ||
1113 | if (rcode < 0) { | |
bfb35aa8 MH |
1114 | aac_fib_complete(fibptr); |
1115 | aac_fib_free(fibptr); | |
7c00ffa3 MH |
1116 | return rcode; |
1117 | } | |
1118 | memcpy(&dev->adapter_info, info, sizeof(*info)); | |
1da177e4 | 1119 | |
7c00ffa3 MH |
1120 | if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { |
1121 | struct aac_supplement_adapter_info * info; | |
1122 | ||
bfb35aa8 | 1123 | aac_fib_init(fibptr); |
7c00ffa3 MH |
1124 | |
1125 | info = (struct aac_supplement_adapter_info *) fib_data(fibptr); | |
1126 | ||
1127 | memset(info,0,sizeof(*info)); | |
1128 | ||
bfb35aa8 | 1129 | rcode = aac_fib_send(RequestSupplementAdapterInfo, |
7c00ffa3 MH |
1130 | fibptr, |
1131 | sizeof(*info), | |
1132 | FsaNormal, | |
1133 | 1, 1, | |
1134 | NULL, | |
1135 | NULL); | |
1136 | ||
1137 | if (rcode >= 0) | |
1138 | memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); | |
1139 | } | |
1da177e4 | 1140 | |
84971738 MH |
1141 | |
1142 | /* | |
1143 | * GetBusInfo | |
1144 | */ | |
1145 | ||
bfb35aa8 | 1146 | aac_fib_init(fibptr); |
84971738 MH |
1147 | |
1148 | bus_info = (struct aac_bus_info_response *) fib_data(fibptr); | |
1149 | ||
1150 | memset(bus_info, 0, sizeof(*bus_info)); | |
1151 | ||
1152 | command = (struct aac_bus_info *)bus_info; | |
1153 | ||
1154 | command->Command = cpu_to_le32(VM_Ioctl); | |
1155 | command->ObjType = cpu_to_le32(FT_DRIVE); | |
1156 | command->MethodId = cpu_to_le32(1); | |
1157 | command->CtlCmd = cpu_to_le32(GetBusInfo); | |
1158 | ||
bfb35aa8 | 1159 | rcode = aac_fib_send(ContainerCommand, |
84971738 MH |
1160 | fibptr, |
1161 | sizeof (*bus_info), | |
1162 | FsaNormal, | |
1163 | 1, 1, | |
1164 | NULL, NULL); | |
1165 | ||
1166 | if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { | |
1167 | dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); | |
1168 | dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); | |
1169 | } | |
1170 | ||
8c867b25 MH |
1171 | if (!dev->in_reset) { |
1172 | tmp = le32_to_cpu(dev->adapter_info.kernelrev); | |
1173 | printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", | |
1da177e4 LT |
1174 | dev->name, |
1175 | dev->id, | |
1176 | tmp>>24, | |
1177 | (tmp>>16)&0xff, | |
1178 | tmp&0xff, | |
7c00ffa3 MH |
1179 | le32_to_cpu(dev->adapter_info.kernelbuild), |
1180 | (int)sizeof(dev->supplement_adapter_info.BuildDate), | |
1181 | dev->supplement_adapter_info.BuildDate); | |
8c867b25 MH |
1182 | tmp = le32_to_cpu(dev->adapter_info.monitorrev); |
1183 | printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", | |
1da177e4 LT |
1184 | dev->name, dev->id, |
1185 | tmp>>24,(tmp>>16)&0xff,tmp&0xff, | |
1186 | le32_to_cpu(dev->adapter_info.monitorbuild)); | |
8c867b25 MH |
1187 | tmp = le32_to_cpu(dev->adapter_info.biosrev); |
1188 | printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", | |
1da177e4 LT |
1189 | dev->name, dev->id, |
1190 | tmp>>24,(tmp>>16)&0xff,tmp&0xff, | |
1191 | le32_to_cpu(dev->adapter_info.biosbuild)); | |
8c867b25 MH |
1192 | if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) |
1193 | printk(KERN_INFO "%s%d: serial %x\n", | |
1194 | dev->name, dev->id, | |
1195 | le32_to_cpu(dev->adapter_info.serial[0])); | |
a45c863f SM |
1196 | if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { |
1197 | printk(KERN_INFO "%s%d: TSID %.*s\n", | |
1198 | dev->name, dev->id, | |
1199 | (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), | |
1200 | dev->supplement_adapter_info.VpdInfo.Tsid); | |
1201 | } | |
8c867b25 | 1202 | } |
1da177e4 LT |
1203 | |
1204 | dev->nondasd_support = 0; | |
1205 | dev->raid_scsi_mode = 0; | |
1206 | if(dev->adapter_info.options & AAC_OPT_NONDASD){ | |
1207 | dev->nondasd_support = 1; | |
1208 | } | |
1209 | ||
1210 | /* | |
1211 | * If the firmware supports ROMB RAID/SCSI mode and we are currently | |
1212 | * in RAID/SCSI mode, set the flag. For now if in this mode we will | |
1213 | * force nondasd support on. If we decide to allow the non-dasd flag | |
1214 | * additional changes changes will have to be made to support | |
1215 | * RAID/SCSI. the function aac_scsi_cmd in this module will have to be | |
1216 | * changed to support the new dev->raid_scsi_mode flag instead of | |
1217 | * leaching off of the dev->nondasd_support flag. Also in linit.c the | |
1218 | * function aac_detect will have to be modified where it sets up the | |
1219 | * max number of channels based on the aac->nondasd_support flag only. | |
1220 | */ | |
1221 | if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && | |
1222 | (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { | |
1223 | dev->nondasd_support = 1; | |
1224 | dev->raid_scsi_mode = 1; | |
1225 | } | |
1226 | if (dev->raid_scsi_mode != 0) | |
1227 | printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", | |
1228 | dev->name, dev->id); | |
1229 | ||
1230 | if(nondasd != -1) { | |
1231 | dev->nondasd_support = (nondasd!=0); | |
1232 | } | |
1233 | if(dev->nondasd_support != 0){ | |
1234 | printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); | |
1235 | } | |
1236 | ||
1237 | dev->dac_support = 0; | |
1238 | if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ | |
1239 | printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); | |
1240 | dev->dac_support = 1; | |
1241 | } | |
1242 | ||
1243 | if(dacmode != -1) { | |
1244 | dev->dac_support = (dacmode!=0); | |
1245 | } | |
1246 | if(dev->dac_support != 0) { | |
71e0f32f JB |
1247 | if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && |
1248 | !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { | |
1da177e4 LT |
1249 | printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", |
1250 | dev->name, dev->id); | |
71e0f32f JB |
1251 | } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && |
1252 | !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { | |
1da177e4 LT |
1253 | printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", |
1254 | dev->name, dev->id); | |
1255 | dev->dac_support = 0; | |
1256 | } else { | |
1257 | printk(KERN_WARNING"%s%d: No suitable DMA available.\n", | |
1258 | dev->name, dev->id); | |
1259 | rcode = -ENOMEM; | |
1260 | } | |
1261 | } | |
7c00ffa3 | 1262 | /* |
e8f32de5 MH |
1263 | * Deal with configuring for the individualized limits of each packet |
1264 | * interface. | |
7c00ffa3 | 1265 | */ |
e8f32de5 MH |
1266 | dev->a_ops.adapter_scsi = (dev->dac_support) |
1267 | ? aac_scsi_64 | |
1268 | : aac_scsi_32; | |
1269 | if (dev->raw_io_interface) { | |
1270 | dev->a_ops.adapter_bounds = (dev->raw_io_64) | |
1271 | ? aac_bounds_64 | |
1272 | : aac_bounds_32; | |
1273 | dev->a_ops.adapter_read = aac_read_raw_io; | |
1274 | dev->a_ops.adapter_write = aac_write_raw_io; | |
1275 | } else { | |
1276 | dev->a_ops.adapter_bounds = aac_bounds_32; | |
0e68c003 | 1277 | dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - |
7c00ffa3 | 1278 | sizeof(struct aac_fibhdr) - |
63a70eea MH |
1279 | sizeof(struct aac_write) + sizeof(struct sgentry)) / |
1280 | sizeof(struct sgentry); | |
0e68c003 | 1281 | if (dev->dac_support) { |
e8f32de5 MH |
1282 | dev->a_ops.adapter_read = aac_read_block64; |
1283 | dev->a_ops.adapter_write = aac_write_block64; | |
0e68c003 MH |
1284 | /* |
1285 | * 38 scatter gather elements | |
1286 | */ | |
1287 | dev->scsi_host_ptr->sg_tablesize = | |
1288 | (dev->max_fib_size - | |
1289 | sizeof(struct aac_fibhdr) - | |
1290 | sizeof(struct aac_write64) + | |
63a70eea MH |
1291 | sizeof(struct sgentry64)) / |
1292 | sizeof(struct sgentry64); | |
e8f32de5 MH |
1293 | } else { |
1294 | dev->a_ops.adapter_read = aac_read_block; | |
1295 | dev->a_ops.adapter_write = aac_write_block; | |
0e68c003 MH |
1296 | } |
1297 | dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; | |
1298 | if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { | |
1299 | /* | |
1300 | * Worst case size that could cause sg overflow when | |
1301 | * we break up SG elements that are larger than 64KB. | |
1302 | * Would be nice if we could tell the SCSI layer what | |
1303 | * the maximum SG element size can be. Worst case is | |
1304 | * (sg_tablesize-1) 4KB elements with one 64KB | |
1305 | * element. | |
1306 | * 32bit -> 468 or 238KB 64bit -> 424 or 212KB | |
1307 | */ | |
1308 | dev->scsi_host_ptr->max_sectors = | |
1309 | (dev->scsi_host_ptr->sg_tablesize * 8) + 112; | |
1310 | } | |
7c00ffa3 | 1311 | } |
1da177e4 | 1312 | |
bfb35aa8 MH |
1313 | aac_fib_complete(fibptr); |
1314 | aac_fib_free(fibptr); | |
1da177e4 LT |
1315 | |
1316 | return rcode; | |
1317 | } | |
1318 | ||
1319 | ||
e53cb35a | 1320 | static void io_callback(void *context, struct fib * fibptr) |
1da177e4 LT |
1321 | { |
1322 | struct aac_dev *dev; | |
1323 | struct aac_read_reply *readreply; | |
1324 | struct scsi_cmnd *scsicmd; | |
1da177e4 LT |
1325 | u32 cid; |
1326 | ||
1327 | scsicmd = (struct scsi_cmnd *) context; | |
1328 | ||
03d44337 MH |
1329 | if (!aac_valid_context(scsicmd, fibptr)) |
1330 | return; | |
1331 | ||
1da177e4 | 1332 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; |
e5718774 | 1333 | cid = scmd_id(scsicmd); |
1da177e4 | 1334 | |
7a8cf29d MH |
1335 | if (nblank(dprintk(x))) { |
1336 | u64 lba; | |
1337 | switch (scsicmd->cmnd[0]) { | |
1338 | case WRITE_6: | |
1339 | case READ_6: | |
1340 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | | |
1341 | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
1342 | break; | |
1343 | case WRITE_16: | |
1344 | case READ_16: | |
1345 | lba = ((u64)scsicmd->cmnd[2] << 56) | | |
1346 | ((u64)scsicmd->cmnd[3] << 48) | | |
1347 | ((u64)scsicmd->cmnd[4] << 40) | | |
1348 | ((u64)scsicmd->cmnd[5] << 32) | | |
1349 | ((u64)scsicmd->cmnd[6] << 24) | | |
1350 | (scsicmd->cmnd[7] << 16) | | |
1351 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
1352 | break; | |
1353 | case WRITE_12: | |
1354 | case READ_12: | |
1355 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
1356 | (scsicmd->cmnd[3] << 16) | | |
1357 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1358 | break; | |
1359 | default: | |
1360 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
1361 | (scsicmd->cmnd[3] << 16) | | |
1362 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1363 | break; | |
1364 | } | |
1365 | printk(KERN_DEBUG | |
1366 | "io_callback[cpu %d]: lba = %llu, t = %ld.\n", | |
1367 | smp_processor_id(), (unsigned long long)lba, jiffies); | |
1368 | } | |
1da177e4 | 1369 | |
125e1874 | 1370 | BUG_ON(fibptr == NULL); |
727eead6 FT |
1371 | |
1372 | scsi_dma_unmap(scsicmd); | |
1373 | ||
1da177e4 LT |
1374 | readreply = (struct aac_read_reply *)fib_data(fibptr); |
1375 | if (le32_to_cpu(readreply->status) == ST_OK) | |
1376 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1377 | else { | |
7c00ffa3 | 1378 | #ifdef AAC_DETAILED_STATUS_INFO |
e53cb35a | 1379 | printk(KERN_WARNING "io_callback: io failed, status = %d\n", |
7c00ffa3 MH |
1380 | le32_to_cpu(readreply->status)); |
1381 | #endif | |
1da177e4 LT |
1382 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
1383 | set_sense((u8 *) &dev->fsa_dev[cid].sense_data, | |
1384 | HARDWARE_ERROR, | |
1385 | SENCODE_INTERNAL_TARGET_FAILURE, | |
1386 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, | |
1387 | 0, 0); | |
1388 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
1389 | (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) | |
1390 | ? sizeof(scsicmd->sense_buffer) | |
1391 | : sizeof(dev->fsa_dev[cid].sense_data)); | |
1392 | } | |
bfb35aa8 MH |
1393 | aac_fib_complete(fibptr); |
1394 | aac_fib_free(fibptr); | |
1da177e4 | 1395 | |
8e0c5ebd | 1396 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
1397 | } |
1398 | ||
9e7c349c | 1399 | static int aac_read(struct scsi_cmnd * scsicmd) |
1da177e4 | 1400 | { |
7a8cf29d | 1401 | u64 lba; |
1da177e4 LT |
1402 | u32 count; |
1403 | int status; | |
1da177e4 LT |
1404 | struct aac_dev *dev; |
1405 | struct fib * cmd_fibcontext; | |
1406 | ||
1407 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
1408 | /* | |
1409 | * Get block address and transfer length | |
1410 | */ | |
7a8cf29d MH |
1411 | switch (scsicmd->cmnd[0]) { |
1412 | case READ_6: | |
9e7c349c | 1413 | dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); |
1da177e4 | 1414 | |
7a8cf29d MH |
1415 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | |
1416 | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
1da177e4 LT |
1417 | count = scsicmd->cmnd[4]; |
1418 | ||
1419 | if (count == 0) | |
1420 | count = 256; | |
7a8cf29d MH |
1421 | break; |
1422 | case READ_16: | |
9e7c349c | 1423 | dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d MH |
1424 | |
1425 | lba = ((u64)scsicmd->cmnd[2] << 56) | | |
1426 | ((u64)scsicmd->cmnd[3] << 48) | | |
1427 | ((u64)scsicmd->cmnd[4] << 40) | | |
1428 | ((u64)scsicmd->cmnd[5] << 32) | | |
1429 | ((u64)scsicmd->cmnd[6] << 24) | | |
1430 | (scsicmd->cmnd[7] << 16) | | |
1431 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
1432 | count = (scsicmd->cmnd[10] << 24) | | |
1433 | (scsicmd->cmnd[11] << 16) | | |
1434 | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; | |
1435 | break; | |
1436 | case READ_12: | |
9e7c349c | 1437 | dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d MH |
1438 | |
1439 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
1440 | (scsicmd->cmnd[3] << 16) | | |
1441 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1442 | count = (scsicmd->cmnd[6] << 24) | | |
1443 | (scsicmd->cmnd[7] << 16) | | |
1444 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
1445 | break; | |
1446 | default: | |
9e7c349c | 1447 | dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); |
1da177e4 | 1448 | |
7a8cf29d MH |
1449 | lba = ((u64)scsicmd->cmnd[2] << 24) | |
1450 | (scsicmd->cmnd[3] << 16) | | |
1451 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1da177e4 | 1452 | count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; |
7a8cf29d | 1453 | break; |
1da177e4 | 1454 | } |
7a8cf29d | 1455 | dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", |
7c00ffa3 | 1456 | smp_processor_id(), (unsigned long long)lba, jiffies)); |
e8f32de5 | 1457 | if (aac_adapter_bounds(dev,scsicmd,lba)) |
7a8cf29d | 1458 | return 0; |
1da177e4 LT |
1459 | /* |
1460 | * Alocate and initialize a Fib | |
1461 | */ | |
bfb35aa8 | 1462 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
1da177e4 LT |
1463 | return -1; |
1464 | } | |
1465 | ||
e8f32de5 | 1466 | status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); |
1da177e4 LT |
1467 | |
1468 | /* | |
1469 | * Check that the command queued to the controller | |
1470 | */ | |
77d644d4 MH |
1471 | if (status == -EINPROGRESS) { |
1472 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 1473 | return 0; |
77d644d4 | 1474 | } |
1da177e4 | 1475 | |
bfb35aa8 | 1476 | printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); |
1da177e4 LT |
1477 | /* |
1478 | * For some reason, the Fib didn't queue, return QUEUE_FULL | |
1479 | */ | |
1480 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; | |
8e0c5ebd | 1481 | scsicmd->scsi_done(scsicmd); |
bfb35aa8 MH |
1482 | aac_fib_complete(cmd_fibcontext); |
1483 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1484 | return 0; |
1485 | } | |
1486 | ||
9e7c349c | 1487 | static int aac_write(struct scsi_cmnd * scsicmd) |
1da177e4 | 1488 | { |
7a8cf29d | 1489 | u64 lba; |
1da177e4 | 1490 | u32 count; |
9d399cc7 | 1491 | int fua; |
1da177e4 | 1492 | int status; |
1da177e4 LT |
1493 | struct aac_dev *dev; |
1494 | struct fib * cmd_fibcontext; | |
1495 | ||
1496 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
1497 | /* | |
1498 | * Get block address and transfer length | |
1499 | */ | |
1500 | if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ | |
1501 | { | |
1502 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
1503 | count = scsicmd->cmnd[4]; | |
1504 | if (count == 0) | |
1505 | count = 256; | |
9d399cc7 | 1506 | fua = 0; |
7a8cf29d | 1507 | } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ |
9e7c349c | 1508 | dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d MH |
1509 | |
1510 | lba = ((u64)scsicmd->cmnd[2] << 56) | | |
1511 | ((u64)scsicmd->cmnd[3] << 48) | | |
1512 | ((u64)scsicmd->cmnd[4] << 40) | | |
1513 | ((u64)scsicmd->cmnd[5] << 32) | | |
1514 | ((u64)scsicmd->cmnd[6] << 24) | | |
1515 | (scsicmd->cmnd[7] << 16) | | |
1516 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
1517 | count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | | |
1518 | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; | |
9d399cc7 | 1519 | fua = scsicmd->cmnd[1] & 0x8; |
7a8cf29d | 1520 | } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ |
9e7c349c | 1521 | dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d MH |
1522 | |
1523 | lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | |
1524 | | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1525 | count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) | |
1526 | | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
9d399cc7 | 1527 | fua = scsicmd->cmnd[1] & 0x8; |
1da177e4 | 1528 | } else { |
9e7c349c | 1529 | dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1530 | lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1da177e4 | 1531 | count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; |
9d399cc7 | 1532 | fua = scsicmd->cmnd[1] & 0x8; |
1da177e4 | 1533 | } |
7a8cf29d | 1534 | dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", |
1da177e4 | 1535 | smp_processor_id(), (unsigned long long)lba, jiffies)); |
e8f32de5 | 1536 | if (aac_adapter_bounds(dev,scsicmd,lba)) |
7a8cf29d | 1537 | return 0; |
1da177e4 LT |
1538 | /* |
1539 | * Allocate and initialize a Fib then setup a BlockWrite command | |
1540 | */ | |
bfb35aa8 | 1541 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
1da177e4 | 1542 | scsicmd->result = DID_ERROR << 16; |
8e0c5ebd | 1543 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
1544 | return 0; |
1545 | } | |
1da177e4 | 1546 | |
9d399cc7 | 1547 | status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); |
1da177e4 LT |
1548 | |
1549 | /* | |
1550 | * Check that the command queued to the controller | |
1551 | */ | |
77d644d4 MH |
1552 | if (status == -EINPROGRESS) { |
1553 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 LT |
1554 | return 0; |
1555 | } | |
1556 | ||
bfb35aa8 | 1557 | printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); |
1da177e4 LT |
1558 | /* |
1559 | * For some reason, the Fib didn't queue, return QUEUE_FULL | |
1560 | */ | |
1561 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; | |
8e0c5ebd | 1562 | scsicmd->scsi_done(scsicmd); |
1da177e4 | 1563 | |
bfb35aa8 MH |
1564 | aac_fib_complete(cmd_fibcontext); |
1565 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1566 | return 0; |
1567 | } | |
1568 | ||
1569 | static void synchronize_callback(void *context, struct fib *fibptr) | |
1570 | { | |
1571 | struct aac_synchronize_reply *synchronizereply; | |
1572 | struct scsi_cmnd *cmd; | |
1573 | ||
1574 | cmd = context; | |
1575 | ||
03d44337 MH |
1576 | if (!aac_valid_context(cmd, fibptr)) |
1577 | return; | |
1578 | ||
1da177e4 LT |
1579 | dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", |
1580 | smp_processor_id(), jiffies)); | |
1581 | BUG_ON(fibptr == NULL); | |
1582 | ||
1583 | ||
1584 | synchronizereply = fib_data(fibptr); | |
1585 | if (le32_to_cpu(synchronizereply->status) == CT_OK) | |
1586 | cmd->result = DID_OK << 16 | | |
1587 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1588 | else { | |
1589 | struct scsi_device *sdev = cmd->device; | |
1590 | struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; | |
e5718774 | 1591 | u32 cid = sdev_id(sdev); |
1da177e4 LT |
1592 | printk(KERN_WARNING |
1593 | "synchronize_callback: synchronize failed, status = %d\n", | |
1594 | le32_to_cpu(synchronizereply->status)); | |
1595 | cmd->result = DID_OK << 16 | | |
1596 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; | |
1597 | set_sense((u8 *)&dev->fsa_dev[cid].sense_data, | |
1598 | HARDWARE_ERROR, | |
1599 | SENCODE_INTERNAL_TARGET_FAILURE, | |
1600 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, | |
1601 | 0, 0); | |
1602 | memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
1603 | min(sizeof(dev->fsa_dev[cid].sense_data), | |
1604 | sizeof(cmd->sense_buffer))); | |
1605 | } | |
1606 | ||
bfb35aa8 MH |
1607 | aac_fib_complete(fibptr); |
1608 | aac_fib_free(fibptr); | |
8e0c5ebd | 1609 | cmd->scsi_done(cmd); |
1da177e4 LT |
1610 | } |
1611 | ||
9e7c349c | 1612 | static int aac_synchronize(struct scsi_cmnd *scsicmd) |
1da177e4 LT |
1613 | { |
1614 | int status; | |
1615 | struct fib *cmd_fibcontext; | |
1616 | struct aac_synchronize *synchronizecmd; | |
1617 | struct scsi_cmnd *cmd; | |
1618 | struct scsi_device *sdev = scsicmd->device; | |
1619 | int active = 0; | |
90ee3466 | 1620 | struct aac_dev *aac; |
1da177e4 LT |
1621 | unsigned long flags; |
1622 | ||
1623 | /* | |
77d644d4 MH |
1624 | * Wait for all outstanding queued commands to complete to this |
1625 | * specific target (block). | |
1da177e4 LT |
1626 | */ |
1627 | spin_lock_irqsave(&sdev->list_lock, flags); | |
1628 | list_for_each_entry(cmd, &sdev->cmd_list, list) | |
77d644d4 | 1629 | if (cmd != scsicmd && cmd->SCp.phase == AAC_OWNER_FIRMWARE) { |
1da177e4 LT |
1630 | ++active; |
1631 | break; | |
1632 | } | |
1633 | ||
1634 | spin_unlock_irqrestore(&sdev->list_lock, flags); | |
1635 | ||
1636 | /* | |
1637 | * Yield the processor (requeue for later) | |
1638 | */ | |
1639 | if (active) | |
1640 | return SCSI_MLQUEUE_DEVICE_BUSY; | |
1641 | ||
90ee3466 | 1642 | aac = (struct aac_dev *)scsicmd->device->host->hostdata; |
8c867b25 MH |
1643 | if (aac->in_reset) |
1644 | return SCSI_MLQUEUE_HOST_BUSY; | |
1645 | ||
1da177e4 | 1646 | /* |
7c00ffa3 | 1647 | * Allocate and initialize a Fib |
1da177e4 | 1648 | */ |
90ee3466 | 1649 | if (!(cmd_fibcontext = aac_fib_alloc(aac))) |
1da177e4 LT |
1650 | return SCSI_MLQUEUE_HOST_BUSY; |
1651 | ||
bfb35aa8 | 1652 | aac_fib_init(cmd_fibcontext); |
1da177e4 LT |
1653 | |
1654 | synchronizecmd = fib_data(cmd_fibcontext); | |
1655 | synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); | |
1656 | synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); | |
9e7c349c | 1657 | synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); |
1da177e4 LT |
1658 | synchronizecmd->count = |
1659 | cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); | |
1660 | ||
1661 | /* | |
1662 | * Now send the Fib to the adapter | |
1663 | */ | |
bfb35aa8 | 1664 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
1665 | cmd_fibcontext, |
1666 | sizeof(struct aac_synchronize), | |
1667 | FsaNormal, | |
1668 | 0, 1, | |
1669 | (fib_callback)synchronize_callback, | |
1670 | (void *)scsicmd); | |
1671 | ||
1672 | /* | |
1673 | * Check that the command queued to the controller | |
1674 | */ | |
77d644d4 MH |
1675 | if (status == -EINPROGRESS) { |
1676 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 1677 | return 0; |
77d644d4 | 1678 | } |
1da177e4 LT |
1679 | |
1680 | printk(KERN_WARNING | |
bfb35aa8 MH |
1681 | "aac_synchronize: aac_fib_send failed with status: %d.\n", status); |
1682 | aac_fib_complete(cmd_fibcontext); | |
1683 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1684 | return SCSI_MLQUEUE_HOST_BUSY; |
1685 | } | |
1686 | ||
1687 | /** | |
1688 | * aac_scsi_cmd() - Process SCSI command | |
1689 | * @scsicmd: SCSI command block | |
1690 | * | |
1691 | * Emulate a SCSI command and queue the required request for the | |
1692 | * aacraid firmware. | |
1693 | */ | |
1694 | ||
1695 | int aac_scsi_cmd(struct scsi_cmnd * scsicmd) | |
1696 | { | |
1697 | u32 cid = 0; | |
1698 | struct Scsi_Host *host = scsicmd->device->host; | |
1699 | struct aac_dev *dev = (struct aac_dev *)host->hostdata; | |
1700 | struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; | |
1da177e4 | 1701 | |
90ee3466 MH |
1702 | if (fsa_dev_ptr == NULL) |
1703 | return -1; | |
1da177e4 LT |
1704 | /* |
1705 | * If the bus, id or lun is out of range, return fail | |
1706 | * Test does not apply to ID 16, the pseudo id for the controller | |
1707 | * itself. | |
1708 | */ | |
422c0d61 | 1709 | if (scmd_id(scsicmd) != host->this_id) { |
e5718774 MH |
1710 | if ((scmd_channel(scsicmd) == CONTAINER_CHANNEL)) { |
1711 | if((scmd_id(scsicmd) >= dev->maximum_num_containers) || | |
1712 | (scsicmd->device->lun != 0)) { | |
1da177e4 LT |
1713 | scsicmd->result = DID_NO_CONNECT << 16; |
1714 | scsicmd->scsi_done(scsicmd); | |
1715 | return 0; | |
1716 | } | |
e5718774 | 1717 | cid = scmd_id(scsicmd); |
1da177e4 LT |
1718 | |
1719 | /* | |
1720 | * If the target container doesn't exist, it may have | |
1721 | * been newly created | |
1722 | */ | |
1723 | if ((fsa_dev_ptr[cid].valid & 1) == 0) { | |
1724 | switch (scsicmd->cmnd[0]) { | |
7a8cf29d MH |
1725 | case SERVICE_ACTION_IN: |
1726 | if (!(dev->raw_io_interface) || | |
1727 | !(dev->raw_io_64) || | |
1728 | ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
1729 | break; | |
1da177e4 LT |
1730 | case INQUIRY: |
1731 | case READ_CAPACITY: | |
1732 | case TEST_UNIT_READY: | |
8c867b25 MH |
1733 | if (dev->in_reset) |
1734 | return -1; | |
fe76df42 MH |
1735 | return _aac_probe_container(scsicmd, |
1736 | aac_probe_container_callback2); | |
1da177e4 LT |
1737 | default: |
1738 | break; | |
1739 | } | |
1740 | } | |
1da177e4 | 1741 | } else { /* check for physical non-dasd devices */ |
653ba58d | 1742 | if ((dev->nondasd_support == 1) || expose_physicals) { |
8c867b25 MH |
1743 | if (dev->in_reset) |
1744 | return -1; | |
1da177e4 LT |
1745 | return aac_send_srb_fib(scsicmd); |
1746 | } else { | |
1747 | scsicmd->result = DID_NO_CONNECT << 16; | |
1748 | scsicmd->scsi_done(scsicmd); | |
1749 | return 0; | |
1750 | } | |
1751 | } | |
1752 | } | |
1753 | /* | |
1754 | * else Command for the controller itself | |
1755 | */ | |
1756 | else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ | |
1757 | (scsicmd->cmnd[0] != TEST_UNIT_READY)) | |
1758 | { | |
1759 | dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); | |
1760 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; | |
1761 | set_sense((u8 *) &dev->fsa_dev[cid].sense_data, | |
1762 | ILLEGAL_REQUEST, | |
1763 | SENCODE_INVALID_COMMAND, | |
1764 | ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); | |
1765 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
1766 | (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) | |
1767 | ? sizeof(scsicmd->sense_buffer) | |
1768 | : sizeof(dev->fsa_dev[cid].sense_data)); | |
1769 | scsicmd->scsi_done(scsicmd); | |
1770 | return 0; | |
1771 | } | |
1772 | ||
1773 | ||
1774 | /* Handle commands here that don't really require going out to the adapter */ | |
1775 | switch (scsicmd->cmnd[0]) { | |
1776 | case INQUIRY: | |
1777 | { | |
3b2946cc | 1778 | struct inquiry_data inq_data; |
1da177e4 | 1779 | |
e5718774 | 1780 | dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", scmd_id(scsicmd))); |
3b2946cc | 1781 | memset(&inq_data, 0, sizeof (struct inquiry_data)); |
1da177e4 | 1782 | |
3b2946cc | 1783 | inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ |
3b2946cc MH |
1784 | 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 */ |
1785 | inq_data.inqd_len = 31; | |
1da177e4 | 1786 | /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ |
3b2946cc | 1787 | inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ |
1da177e4 LT |
1788 | /* |
1789 | * Set the Vendor, Product, and Revision Level | |
1790 | * see: <vendor>.c i.e. aac.c | |
1791 | */ | |
422c0d61 | 1792 | if (scmd_id(scsicmd) == host->this_id) { |
6391a113 | 1793 | setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); |
3b2946cc MH |
1794 | inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ |
1795 | aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); | |
1da177e4 LT |
1796 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
1797 | scsicmd->scsi_done(scsicmd); | |
1798 | return 0; | |
1799 | } | |
8c867b25 MH |
1800 | if (dev->in_reset) |
1801 | return -1; | |
794d0601 | 1802 | setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); |
3b2946cc MH |
1803 | inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ |
1804 | aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); | |
9e7c349c | 1805 | return aac_get_container_name(scsicmd); |
1da177e4 | 1806 | } |
7a8cf29d MH |
1807 | case SERVICE_ACTION_IN: |
1808 | if (!(dev->raw_io_interface) || | |
1809 | !(dev->raw_io_64) || | |
1810 | ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
1811 | break; | |
1812 | { | |
1813 | u64 capacity; | |
07ce5eba | 1814 | char cp[13]; |
7a8cf29d MH |
1815 | |
1816 | dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); | |
1817 | capacity = fsa_dev_ptr[cid].size - 1; | |
7a8cf29d MH |
1818 | cp[0] = (capacity >> 56) & 0xff; |
1819 | cp[1] = (capacity >> 48) & 0xff; | |
1820 | cp[2] = (capacity >> 40) & 0xff; | |
1821 | cp[3] = (capacity >> 32) & 0xff; | |
1822 | cp[4] = (capacity >> 24) & 0xff; | |
1823 | cp[5] = (capacity >> 16) & 0xff; | |
1824 | cp[6] = (capacity >> 8) & 0xff; | |
1825 | cp[7] = (capacity >> 0) & 0xff; | |
1826 | cp[8] = 0; | |
1827 | cp[9] = 0; | |
1828 | cp[10] = 2; | |
1829 | cp[11] = 0; | |
07ce5eba MH |
1830 | cp[12] = 0; |
1831 | aac_internal_transfer(scsicmd, cp, 0, | |
1241f359 | 1832 | min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); |
07ce5eba MH |
1833 | if (sizeof(cp) < scsicmd->cmnd[13]) { |
1834 | unsigned int len, offset = sizeof(cp); | |
1835 | ||
1836 | memset(cp, 0, offset); | |
1837 | do { | |
1241f359 MH |
1838 | len = min_t(size_t, scsicmd->cmnd[13] - offset, |
1839 | sizeof(cp)); | |
07ce5eba MH |
1840 | aac_internal_transfer(scsicmd, cp, offset, len); |
1841 | } while ((offset += len) < scsicmd->cmnd[13]); | |
1842 | } | |
7a8cf29d MH |
1843 | |
1844 | /* Do not cache partition table for arrays */ | |
1845 | scsicmd->device->removable = 1; | |
1846 | ||
1847 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1848 | scsicmd->scsi_done(scsicmd); | |
1849 | ||
1850 | return 0; | |
1851 | } | |
1852 | ||
1da177e4 LT |
1853 | case READ_CAPACITY: |
1854 | { | |
1855 | u32 capacity; | |
3b2946cc | 1856 | char cp[8]; |
1da177e4 LT |
1857 | |
1858 | dprintk((KERN_DEBUG "READ CAPACITY command.\n")); | |
7a8cf29d | 1859 | if (fsa_dev_ptr[cid].size <= 0x100000000ULL) |
1da177e4 LT |
1860 | capacity = fsa_dev_ptr[cid].size - 1; |
1861 | else | |
1862 | capacity = (u32)-1; | |
3b2946cc | 1863 | |
1da177e4 LT |
1864 | cp[0] = (capacity >> 24) & 0xff; |
1865 | cp[1] = (capacity >> 16) & 0xff; | |
1866 | cp[2] = (capacity >> 8) & 0xff; | |
1867 | cp[3] = (capacity >> 0) & 0xff; | |
1868 | cp[4] = 0; | |
1869 | cp[5] = 0; | |
1870 | cp[6] = 2; | |
1871 | cp[7] = 0; | |
3b2946cc | 1872 | aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); |
7a8cf29d MH |
1873 | /* Do not cache partition table for arrays */ |
1874 | scsicmd->device->removable = 1; | |
1da177e4 LT |
1875 | |
1876 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1877 | scsicmd->scsi_done(scsicmd); | |
1878 | ||
1879 | return 0; | |
1880 | } | |
1881 | ||
1882 | case MODE_SENSE: | |
1883 | { | |
9d399cc7 SM |
1884 | char mode_buf[7]; |
1885 | int mode_buf_length = 4; | |
1da177e4 LT |
1886 | |
1887 | dprintk((KERN_DEBUG "MODE SENSE command.\n")); | |
1da177e4 LT |
1888 | mode_buf[0] = 3; /* Mode data length */ |
1889 | mode_buf[1] = 0; /* Medium type - default */ | |
9d399cc7 SM |
1890 | mode_buf[2] = 0; /* Device-specific param, |
1891 | bit 8: 0/1 = write enabled/protected | |
1892 | bit 4: 0/1 = FUA enabled */ | |
1893 | if (dev->raw_io_interface) | |
1894 | mode_buf[2] = 0x10; | |
1da177e4 | 1895 | mode_buf[3] = 0; /* Block descriptor length */ |
9d399cc7 SM |
1896 | if (((scsicmd->cmnd[2] & 0x3f) == 8) || |
1897 | ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { | |
1898 | mode_buf[0] = 6; | |
1899 | mode_buf[4] = 8; | |
1900 | mode_buf[5] = 1; | |
1901 | mode_buf[6] = 0x04; /* WCE */ | |
1902 | mode_buf_length = 7; | |
1903 | if (mode_buf_length > scsicmd->cmnd[4]) | |
1904 | mode_buf_length = scsicmd->cmnd[4]; | |
1905 | } | |
1906 | aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); | |
1da177e4 LT |
1907 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
1908 | scsicmd->scsi_done(scsicmd); | |
1909 | ||
1910 | return 0; | |
1911 | } | |
1912 | case MODE_SENSE_10: | |
1913 | { | |
9d399cc7 SM |
1914 | char mode_buf[11]; |
1915 | int mode_buf_length = 8; | |
1da177e4 LT |
1916 | |
1917 | dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); | |
1da177e4 LT |
1918 | mode_buf[0] = 0; /* Mode data length (MSB) */ |
1919 | mode_buf[1] = 6; /* Mode data length (LSB) */ | |
1920 | mode_buf[2] = 0; /* Medium type - default */ | |
9d399cc7 SM |
1921 | mode_buf[3] = 0; /* Device-specific param, |
1922 | bit 8: 0/1 = write enabled/protected | |
1923 | bit 4: 0/1 = FUA enabled */ | |
1924 | if (dev->raw_io_interface) | |
1925 | mode_buf[3] = 0x10; | |
1da177e4 LT |
1926 | mode_buf[4] = 0; /* reserved */ |
1927 | mode_buf[5] = 0; /* reserved */ | |
1928 | mode_buf[6] = 0; /* Block descriptor length (MSB) */ | |
1929 | mode_buf[7] = 0; /* Block descriptor length (LSB) */ | |
9d399cc7 SM |
1930 | if (((scsicmd->cmnd[2] & 0x3f) == 8) || |
1931 | ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { | |
1932 | mode_buf[1] = 9; | |
1933 | mode_buf[8] = 8; | |
1934 | mode_buf[9] = 1; | |
1935 | mode_buf[10] = 0x04; /* WCE */ | |
1936 | mode_buf_length = 11; | |
1937 | if (mode_buf_length > scsicmd->cmnd[8]) | |
1938 | mode_buf_length = scsicmd->cmnd[8]; | |
1939 | } | |
1940 | aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); | |
1da177e4 LT |
1941 | |
1942 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1943 | scsicmd->scsi_done(scsicmd); | |
1944 | ||
1945 | return 0; | |
1946 | } | |
1947 | case REQUEST_SENSE: | |
1948 | dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); | |
1949 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); | |
1950 | memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); | |
1951 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1952 | scsicmd->scsi_done(scsicmd); | |
1953 | return 0; | |
1954 | ||
1955 | case ALLOW_MEDIUM_REMOVAL: | |
1956 | dprintk((KERN_DEBUG "LOCK command.\n")); | |
1957 | if (scsicmd->cmnd[4]) | |
1958 | fsa_dev_ptr[cid].locked = 1; | |
1959 | else | |
1960 | fsa_dev_ptr[cid].locked = 0; | |
1961 | ||
1962 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1963 | scsicmd->scsi_done(scsicmd); | |
1964 | return 0; | |
1965 | /* | |
1966 | * These commands are all No-Ops | |
1967 | */ | |
1968 | case TEST_UNIT_READY: | |
1969 | case RESERVE: | |
1970 | case RELEASE: | |
1971 | case REZERO_UNIT: | |
1972 | case REASSIGN_BLOCKS: | |
1973 | case SEEK_10: | |
1974 | case START_STOP: | |
1975 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1976 | scsicmd->scsi_done(scsicmd); | |
1977 | return 0; | |
1978 | } | |
1979 | ||
1980 | switch (scsicmd->cmnd[0]) | |
1981 | { | |
1982 | case READ_6: | |
1983 | case READ_10: | |
7a8cf29d MH |
1984 | case READ_12: |
1985 | case READ_16: | |
8c867b25 MH |
1986 | if (dev->in_reset) |
1987 | return -1; | |
1da177e4 LT |
1988 | /* |
1989 | * Hack to keep track of ordinal number of the device that | |
1990 | * corresponds to a container. Needed to convert | |
1991 | * containers to /dev/sd device names | |
1992 | */ | |
1993 | ||
7a8cf29d MH |
1994 | if (scsicmd->request->rq_disk) |
1995 | strlcpy(fsa_dev_ptr[cid].devname, | |
1996 | scsicmd->request->rq_disk->disk_name, | |
1997 | min(sizeof(fsa_dev_ptr[cid].devname), | |
1998 | sizeof(scsicmd->request->rq_disk->disk_name) + 1)); | |
77d644d4 | 1999 | |
9e7c349c | 2000 | return aac_read(scsicmd); |
1da177e4 LT |
2001 | |
2002 | case WRITE_6: | |
2003 | case WRITE_10: | |
7a8cf29d MH |
2004 | case WRITE_12: |
2005 | case WRITE_16: | |
8c867b25 MH |
2006 | if (dev->in_reset) |
2007 | return -1; | |
9e7c349c | 2008 | return aac_write(scsicmd); |
1da177e4 LT |
2009 | |
2010 | case SYNCHRONIZE_CACHE: | |
2011 | /* Issue FIB to tell Firmware to flush it's cache */ | |
9e7c349c | 2012 | return aac_synchronize(scsicmd); |
1da177e4 LT |
2013 | |
2014 | default: | |
2015 | /* | |
2016 | * Unhandled commands | |
2017 | */ | |
7c00ffa3 | 2018 | dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); |
1da177e4 LT |
2019 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
2020 | set_sense((u8 *) &dev->fsa_dev[cid].sense_data, | |
2021 | ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, | |
2022 | ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); | |
2023 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
2024 | (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) | |
2025 | ? sizeof(scsicmd->sense_buffer) | |
2026 | : sizeof(dev->fsa_dev[cid].sense_data)); | |
2027 | scsicmd->scsi_done(scsicmd); | |
2028 | return 0; | |
2029 | } | |
2030 | } | |
2031 | ||
2032 | static int query_disk(struct aac_dev *dev, void __user *arg) | |
2033 | { | |
2034 | struct aac_query_disk qd; | |
2035 | struct fsa_dev_info *fsa_dev_ptr; | |
2036 | ||
2037 | fsa_dev_ptr = dev->fsa_dev; | |
90ee3466 | 2038 | if (!fsa_dev_ptr) |
65101355 | 2039 | return -EBUSY; |
1da177e4 LT |
2040 | if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) |
2041 | return -EFAULT; | |
2042 | if (qd.cnum == -1) | |
e5718774 | 2043 | qd.cnum = qd.id; |
1da177e4 LT |
2044 | else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) |
2045 | { | |
2046 | if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) | |
2047 | return -EINVAL; | |
2048 | qd.instance = dev->scsi_host_ptr->host_no; | |
2049 | qd.bus = 0; | |
2050 | qd.id = CONTAINER_TO_ID(qd.cnum); | |
2051 | qd.lun = CONTAINER_TO_LUN(qd.cnum); | |
2052 | } | |
2053 | else return -EINVAL; | |
2054 | ||
2055 | qd.valid = fsa_dev_ptr[qd.cnum].valid; | |
2056 | qd.locked = fsa_dev_ptr[qd.cnum].locked; | |
2057 | qd.deleted = fsa_dev_ptr[qd.cnum].deleted; | |
2058 | ||
2059 | if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') | |
2060 | qd.unmapped = 1; | |
2061 | else | |
2062 | qd.unmapped = 0; | |
2063 | ||
2064 | strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, | |
2065 | min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); | |
2066 | ||
2067 | if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) | |
2068 | return -EFAULT; | |
2069 | return 0; | |
2070 | } | |
2071 | ||
2072 | static int force_delete_disk(struct aac_dev *dev, void __user *arg) | |
2073 | { | |
2074 | struct aac_delete_disk dd; | |
2075 | struct fsa_dev_info *fsa_dev_ptr; | |
2076 | ||
2077 | fsa_dev_ptr = dev->fsa_dev; | |
65101355 MH |
2078 | if (!fsa_dev_ptr) |
2079 | return -EBUSY; | |
1da177e4 LT |
2080 | |
2081 | if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) | |
2082 | return -EFAULT; | |
2083 | ||
2084 | if (dd.cnum >= dev->maximum_num_containers) | |
2085 | return -EINVAL; | |
2086 | /* | |
2087 | * Mark this container as being deleted. | |
2088 | */ | |
2089 | fsa_dev_ptr[dd.cnum].deleted = 1; | |
2090 | /* | |
2091 | * Mark the container as no longer valid | |
2092 | */ | |
2093 | fsa_dev_ptr[dd.cnum].valid = 0; | |
2094 | return 0; | |
2095 | } | |
2096 | ||
2097 | static int delete_disk(struct aac_dev *dev, void __user *arg) | |
2098 | { | |
2099 | struct aac_delete_disk dd; | |
2100 | struct fsa_dev_info *fsa_dev_ptr; | |
2101 | ||
2102 | fsa_dev_ptr = dev->fsa_dev; | |
90ee3466 | 2103 | if (!fsa_dev_ptr) |
65101355 | 2104 | return -EBUSY; |
1da177e4 LT |
2105 | |
2106 | if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) | |
2107 | return -EFAULT; | |
2108 | ||
2109 | if (dd.cnum >= dev->maximum_num_containers) | |
2110 | return -EINVAL; | |
2111 | /* | |
2112 | * If the container is locked, it can not be deleted by the API. | |
2113 | */ | |
2114 | if (fsa_dev_ptr[dd.cnum].locked) | |
2115 | return -EBUSY; | |
2116 | else { | |
2117 | /* | |
2118 | * Mark the container as no longer being valid. | |
2119 | */ | |
2120 | fsa_dev_ptr[dd.cnum].valid = 0; | |
2121 | fsa_dev_ptr[dd.cnum].devname[0] = '\0'; | |
2122 | return 0; | |
2123 | } | |
2124 | } | |
2125 | ||
2126 | int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) | |
2127 | { | |
2128 | switch (cmd) { | |
2129 | case FSACTL_QUERY_DISK: | |
2130 | return query_disk(dev, arg); | |
2131 | case FSACTL_DELETE_DISK: | |
2132 | return delete_disk(dev, arg); | |
2133 | case FSACTL_FORCE_DELETE_DISK: | |
2134 | return force_delete_disk(dev, arg); | |
2135 | case FSACTL_GET_CONTAINERS: | |
2136 | return aac_get_containers(dev); | |
2137 | default: | |
2138 | return -ENOTTY; | |
2139 | } | |
2140 | } | |
2141 | ||
2142 | /** | |
2143 | * | |
2144 | * aac_srb_callback | |
2145 | * @context: the context set in the fib - here it is scsi cmd | |
2146 | * @fibptr: pointer to the fib | |
2147 | * | |
2148 | * Handles the completion of a scsi command to a non dasd device | |
2149 | * | |
2150 | */ | |
2151 | ||
2152 | static void aac_srb_callback(void *context, struct fib * fibptr) | |
2153 | { | |
2154 | struct aac_dev *dev; | |
2155 | struct aac_srb_reply *srbreply; | |
2156 | struct scsi_cmnd *scsicmd; | |
2157 | ||
2158 | scsicmd = (struct scsi_cmnd *) context; | |
03d44337 MH |
2159 | |
2160 | if (!aac_valid_context(scsicmd, fibptr)) | |
2161 | return; | |
2162 | ||
1da177e4 LT |
2163 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; |
2164 | ||
125e1874 | 2165 | BUG_ON(fibptr == NULL); |
1da177e4 LT |
2166 | |
2167 | srbreply = (struct aac_srb_reply *) fib_data(fibptr); | |
2168 | ||
2169 | scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ | |
2170 | /* | |
2171 | * Calculate resid for sg | |
2172 | */ | |
727eead6 FT |
2173 | |
2174 | scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) | |
2175 | - le32_to_cpu(srbreply->data_xfer_length)); | |
2176 | ||
2177 | scsi_dma_unmap(scsicmd); | |
1da177e4 LT |
2178 | |
2179 | /* | |
2180 | * First check the fib status | |
2181 | */ | |
2182 | ||
2183 | if (le32_to_cpu(srbreply->status) != ST_OK){ | |
2184 | int len; | |
2185 | printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); | |
2186 | len = (le32_to_cpu(srbreply->sense_data_size) > | |
2187 | sizeof(scsicmd->sense_buffer)) ? | |
2188 | sizeof(scsicmd->sense_buffer) : | |
2189 | le32_to_cpu(srbreply->sense_data_size); | |
2190 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; | |
2191 | memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); | |
2192 | } | |
2193 | ||
2194 | /* | |
2195 | * Next check the srb status | |
2196 | */ | |
2197 | switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ | |
2198 | case SRB_STATUS_ERROR_RECOVERY: | |
2199 | case SRB_STATUS_PENDING: | |
2200 | case SRB_STATUS_SUCCESS: | |
bb08f92e | 2201 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; |
1da177e4 LT |
2202 | break; |
2203 | case SRB_STATUS_DATA_OVERRUN: | |
2204 | switch(scsicmd->cmnd[0]){ | |
2205 | case READ_6: | |
2206 | case WRITE_6: | |
2207 | case READ_10: | |
2208 | case WRITE_10: | |
2209 | case READ_12: | |
2210 | case WRITE_12: | |
7a8cf29d MH |
2211 | case READ_16: |
2212 | case WRITE_16: | |
1da177e4 LT |
2213 | if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { |
2214 | printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); | |
2215 | } else { | |
2216 | printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); | |
2217 | } | |
2218 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; | |
2219 | break; | |
2220 | case INQUIRY: { | |
bb08f92e | 2221 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; |
1da177e4 LT |
2222 | break; |
2223 | } | |
2224 | default: | |
2225 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; | |
2226 | break; | |
2227 | } | |
2228 | break; | |
2229 | case SRB_STATUS_ABORTED: | |
2230 | scsicmd->result = DID_ABORT << 16 | ABORT << 8; | |
2231 | break; | |
2232 | case SRB_STATUS_ABORT_FAILED: | |
2233 | // Not sure about this one - but assuming the hba was trying to abort for some reason | |
2234 | scsicmd->result = DID_ERROR << 16 | ABORT << 8; | |
2235 | break; | |
2236 | case SRB_STATUS_PARITY_ERROR: | |
2237 | scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; | |
2238 | break; | |
2239 | case SRB_STATUS_NO_DEVICE: | |
2240 | case SRB_STATUS_INVALID_PATH_ID: | |
2241 | case SRB_STATUS_INVALID_TARGET_ID: | |
2242 | case SRB_STATUS_INVALID_LUN: | |
2243 | case SRB_STATUS_SELECTION_TIMEOUT: | |
2244 | scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; | |
2245 | break; | |
2246 | ||
2247 | case SRB_STATUS_COMMAND_TIMEOUT: | |
2248 | case SRB_STATUS_TIMEOUT: | |
2249 | scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; | |
2250 | break; | |
2251 | ||
2252 | case SRB_STATUS_BUSY: | |
2253 | scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; | |
2254 | break; | |
2255 | ||
2256 | case SRB_STATUS_BUS_RESET: | |
2257 | scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; | |
2258 | break; | |
2259 | ||
2260 | case SRB_STATUS_MESSAGE_REJECTED: | |
2261 | scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; | |
2262 | break; | |
2263 | case SRB_STATUS_REQUEST_FLUSHED: | |
2264 | case SRB_STATUS_ERROR: | |
2265 | case SRB_STATUS_INVALID_REQUEST: | |
2266 | case SRB_STATUS_REQUEST_SENSE_FAILED: | |
2267 | case SRB_STATUS_NO_HBA: | |
2268 | case SRB_STATUS_UNEXPECTED_BUS_FREE: | |
2269 | case SRB_STATUS_PHASE_SEQUENCE_FAILURE: | |
2270 | case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: | |
2271 | case SRB_STATUS_DELAYED_RETRY: | |
2272 | case SRB_STATUS_BAD_FUNCTION: | |
2273 | case SRB_STATUS_NOT_STARTED: | |
2274 | case SRB_STATUS_NOT_IN_USE: | |
2275 | case SRB_STATUS_FORCE_ABORT: | |
2276 | case SRB_STATUS_DOMAIN_VALIDATION_FAIL: | |
2277 | default: | |
2278 | #ifdef AAC_DETAILED_STATUS_INFO | |
2279 | printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", | |
2280 | le32_to_cpu(srbreply->srb_status) & 0x3F, | |
2281 | aac_get_status_string( | |
2282 | le32_to_cpu(srbreply->srb_status) & 0x3F), | |
2283 | scsicmd->cmnd[0], | |
2284 | le32_to_cpu(srbreply->scsi_status)); | |
2285 | #endif | |
2286 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; | |
2287 | break; | |
2288 | } | |
2289 | if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition | |
2290 | int len; | |
2291 | scsicmd->result |= SAM_STAT_CHECK_CONDITION; | |
2292 | len = (le32_to_cpu(srbreply->sense_data_size) > | |
2293 | sizeof(scsicmd->sense_buffer)) ? | |
2294 | sizeof(scsicmd->sense_buffer) : | |
2295 | le32_to_cpu(srbreply->sense_data_size); | |
2296 | #ifdef AAC_DETAILED_STATUS_INFO | |
7a8cf29d MH |
2297 | printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", |
2298 | le32_to_cpu(srbreply->status), len); | |
1da177e4 LT |
2299 | #endif |
2300 | memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); | |
2301 | ||
2302 | } | |
2303 | /* | |
2304 | * OR in the scsi status (already shifted up a bit) | |
2305 | */ | |
2306 | scsicmd->result |= le32_to_cpu(srbreply->scsi_status); | |
2307 | ||
bfb35aa8 MH |
2308 | aac_fib_complete(fibptr); |
2309 | aac_fib_free(fibptr); | |
8e0c5ebd | 2310 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
2311 | } |
2312 | ||
2313 | /** | |
2314 | * | |
2315 | * aac_send_scb_fib | |
2316 | * @scsicmd: the scsi command block | |
2317 | * | |
2318 | * This routine will form a FIB and fill in the aac_srb from the | |
2319 | * scsicmd passed in. | |
2320 | */ | |
2321 | ||
2322 | static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) | |
2323 | { | |
2324 | struct fib* cmd_fibcontext; | |
2325 | struct aac_dev* dev; | |
2326 | int status; | |
1da177e4 | 2327 | |
84971738 | 2328 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; |
e5718774 | 2329 | if (scmd_id(scsicmd) >= dev->maximum_num_physicals || |
84971738 | 2330 | scsicmd->device->lun > 7) { |
1da177e4 LT |
2331 | scsicmd->result = DID_NO_CONNECT << 16; |
2332 | scsicmd->scsi_done(scsicmd); | |
2333 | return 0; | |
2334 | } | |
2335 | ||
1da177e4 LT |
2336 | /* |
2337 | * Allocate and initialize a Fib then setup a BlockWrite command | |
2338 | */ | |
bfb35aa8 | 2339 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
1da177e4 LT |
2340 | return -1; |
2341 | } | |
e8f32de5 | 2342 | status = aac_adapter_scsi(cmd_fibcontext, scsicmd); |
1da177e4 | 2343 | |
1da177e4 LT |
2344 | /* |
2345 | * Check that the command queued to the controller | |
2346 | */ | |
77d644d4 MH |
2347 | if (status == -EINPROGRESS) { |
2348 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 LT |
2349 | return 0; |
2350 | } | |
2351 | ||
bfb35aa8 MH |
2352 | printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); |
2353 | aac_fib_complete(cmd_fibcontext); | |
2354 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
2355 | |
2356 | return -1; | |
2357 | } | |
2358 | ||
2359 | static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) | |
2360 | { | |
2361 | struct aac_dev *dev; | |
2362 | unsigned long byte_count = 0; | |
727eead6 | 2363 | int nseg; |
1da177e4 LT |
2364 | |
2365 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
2366 | // Get rid of old data | |
2367 | psg->count = 0; | |
2368 | psg->sg[0].addr = 0; | |
727eead6 FT |
2369 | psg->sg[0].count = 0; |
2370 | ||
2371 | nseg = scsi_dma_map(scsicmd); | |
2372 | BUG_ON(nseg < 0); | |
2373 | if (nseg) { | |
1da177e4 LT |
2374 | struct scatterlist *sg; |
2375 | int i; | |
1da177e4 | 2376 | |
727eead6 | 2377 | psg->count = cpu_to_le32(nseg); |
1da177e4 | 2378 | |
727eead6 | 2379 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
1da177e4 LT |
2380 | psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); |
2381 | psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); | |
2382 | byte_count += sg_dma_len(sg); | |
1da177e4 LT |
2383 | } |
2384 | /* hba wants the size to be exact */ | |
727eead6 FT |
2385 | if (byte_count > scsi_bufflen(scsicmd)) { |
2386 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
2387 | (byte_count - scsi_bufflen(scsicmd)); | |
56b58712 | 2388 | psg->sg[i-1].count = cpu_to_le32(temp); |
727eead6 | 2389 | byte_count = scsi_bufflen(scsicmd); |
1da177e4 LT |
2390 | } |
2391 | /* Check for command underflow */ | |
2392 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2393 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2394 | byte_count, scsicmd->underflow); | |
2395 | } | |
2396 | } | |
1da177e4 LT |
2397 | return byte_count; |
2398 | } | |
2399 | ||
2400 | ||
2401 | static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) | |
2402 | { | |
2403 | struct aac_dev *dev; | |
2404 | unsigned long byte_count = 0; | |
56b58712 | 2405 | u64 addr; |
727eead6 | 2406 | int nseg; |
1da177e4 LT |
2407 | |
2408 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
2409 | // Get rid of old data | |
2410 | psg->count = 0; | |
2411 | psg->sg[0].addr[0] = 0; | |
2412 | psg->sg[0].addr[1] = 0; | |
2413 | psg->sg[0].count = 0; | |
727eead6 FT |
2414 | |
2415 | nseg = scsi_dma_map(scsicmd); | |
2416 | BUG_ON(nseg < 0); | |
2417 | if (nseg) { | |
1da177e4 LT |
2418 | struct scatterlist *sg; |
2419 | int i; | |
1da177e4 | 2420 | |
727eead6 | 2421 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
1241f359 | 2422 | int count = sg_dma_len(sg); |
56b58712 MH |
2423 | addr = sg_dma_address(sg); |
2424 | psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); | |
2425 | psg->sg[i].addr[1] = cpu_to_le32(addr>>32); | |
1241f359 MH |
2426 | psg->sg[i].count = cpu_to_le32(count); |
2427 | byte_count += count; | |
1da177e4 | 2428 | } |
727eead6 | 2429 | psg->count = cpu_to_le32(nseg); |
1da177e4 | 2430 | /* hba wants the size to be exact */ |
727eead6 FT |
2431 | if (byte_count > scsi_bufflen(scsicmd)) { |
2432 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
2433 | (byte_count - scsi_bufflen(scsicmd)); | |
56b58712 | 2434 | psg->sg[i-1].count = cpu_to_le32(temp); |
727eead6 | 2435 | byte_count = scsi_bufflen(scsicmd); |
1da177e4 LT |
2436 | } |
2437 | /* Check for command underflow */ | |
2438 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2439 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2440 | byte_count, scsicmd->underflow); | |
2441 | } | |
2442 | } | |
1da177e4 LT |
2443 | return byte_count; |
2444 | } | |
2445 | ||
0e68c003 MH |
2446 | static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) |
2447 | { | |
0e68c003 | 2448 | unsigned long byte_count = 0; |
727eead6 | 2449 | int nseg; |
0e68c003 MH |
2450 | |
2451 | // Get rid of old data | |
2452 | psg->count = 0; | |
2453 | psg->sg[0].next = 0; | |
2454 | psg->sg[0].prev = 0; | |
2455 | psg->sg[0].addr[0] = 0; | |
2456 | psg->sg[0].addr[1] = 0; | |
2457 | psg->sg[0].count = 0; | |
2458 | psg->sg[0].flags = 0; | |
727eead6 FT |
2459 | |
2460 | nseg = scsi_dma_map(scsicmd); | |
2461 | BUG_ON(nseg < 0); | |
2462 | if (nseg) { | |
0e68c003 MH |
2463 | struct scatterlist *sg; |
2464 | int i; | |
0e68c003 | 2465 | |
727eead6 | 2466 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
0e68c003 MH |
2467 | int count = sg_dma_len(sg); |
2468 | u64 addr = sg_dma_address(sg); | |
2469 | psg->sg[i].next = 0; | |
2470 | psg->sg[i].prev = 0; | |
2471 | psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); | |
2472 | psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); | |
2473 | psg->sg[i].count = cpu_to_le32(count); | |
2474 | psg->sg[i].flags = 0; | |
2475 | byte_count += count; | |
0e68c003 | 2476 | } |
727eead6 | 2477 | psg->count = cpu_to_le32(nseg); |
0e68c003 | 2478 | /* hba wants the size to be exact */ |
727eead6 FT |
2479 | if (byte_count > scsi_bufflen(scsicmd)) { |
2480 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
2481 | (byte_count - scsi_bufflen(scsicmd)); | |
0e68c003 | 2482 | psg->sg[i-1].count = cpu_to_le32(temp); |
727eead6 | 2483 | byte_count = scsi_bufflen(scsicmd); |
0e68c003 MH |
2484 | } |
2485 | /* Check for command underflow */ | |
2486 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2487 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2488 | byte_count, scsicmd->underflow); | |
2489 | } | |
2490 | } | |
0e68c003 MH |
2491 | return byte_count; |
2492 | } | |
2493 | ||
1da177e4 LT |
2494 | #ifdef AAC_DETAILED_STATUS_INFO |
2495 | ||
2496 | struct aac_srb_status_info { | |
2497 | u32 status; | |
2498 | char *str; | |
2499 | }; | |
2500 | ||
2501 | ||
2502 | static struct aac_srb_status_info srb_status_info[] = { | |
2503 | { SRB_STATUS_PENDING, "Pending Status"}, | |
2504 | { SRB_STATUS_SUCCESS, "Success"}, | |
2505 | { SRB_STATUS_ABORTED, "Aborted Command"}, | |
2506 | { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, | |
6391a113 | 2507 | { SRB_STATUS_ERROR, "Error Event"}, |
1da177e4 LT |
2508 | { SRB_STATUS_BUSY, "Device Busy"}, |
2509 | { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, | |
2510 | { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, | |
2511 | { SRB_STATUS_NO_DEVICE, "No Device"}, | |
2512 | { SRB_STATUS_TIMEOUT, "Timeout"}, | |
2513 | { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, | |
2514 | { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, | |
2515 | { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, | |
2516 | { SRB_STATUS_BUS_RESET, "Bus Reset"}, | |
2517 | { SRB_STATUS_PARITY_ERROR, "Parity Error"}, | |
2518 | { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, | |
2519 | { SRB_STATUS_NO_HBA, "No HBA"}, | |
2520 | { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, | |
2521 | { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, | |
2522 | { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, | |
2523 | { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, | |
2524 | { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, | |
2525 | { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, | |
6391a113 | 2526 | { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, |
1da177e4 LT |
2527 | { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, |
2528 | { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, | |
2529 | { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, | |
2530 | { SRB_STATUS_NOT_STARTED, "Not Started"}, | |
2531 | { SRB_STATUS_NOT_IN_USE, "Not In Use"}, | |
2532 | { SRB_STATUS_FORCE_ABORT, "Force Abort"}, | |
2533 | { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, | |
2534 | { 0xff, "Unknown Error"} | |
2535 | }; | |
2536 | ||
2537 | char *aac_get_status_string(u32 status) | |
2538 | { | |
2539 | int i; | |
2540 | ||
6391a113 TK |
2541 | for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) |
2542 | if (srb_status_info[i].status == status) | |
1da177e4 | 2543 | return srb_status_info[i].str; |
1da177e4 LT |
2544 | |
2545 | return "Bad Status Code"; | |
2546 | } | |
2547 | ||
2548 | #endif |