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 | * | |
8 | * Copyright (c) 2000 Adaptec, Inc. (aacraid@adaptec.com) | |
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> | |
29 | #include <linux/sched.h> | |
30 | #include <linux/pci.h> | |
31 | #include <linux/spinlock.h> | |
32 | #include <linux/slab.h> | |
33 | #include <linux/completion.h> | |
34 | #include <linux/blkdev.h> | |
910638ae | 35 | #include <linux/dma-mapping.h> |
1da177e4 LT |
36 | #include <asm/semaphore.h> |
37 | #include <asm/uaccess.h> | |
38 | ||
39 | #include <scsi/scsi.h> | |
40 | #include <scsi/scsi_cmnd.h> | |
41 | #include <scsi/scsi_device.h> | |
42 | #include <scsi/scsi_host.h> | |
43 | ||
44 | #include "aacraid.h" | |
45 | ||
46 | /* values for inqd_pdt: Peripheral device type in plain English */ | |
47 | #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ | |
48 | #define INQD_PDT_PROC 0x03 /* Processor device */ | |
49 | #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ | |
50 | #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ | |
51 | #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ | |
52 | #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ | |
53 | ||
54 | #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ | |
55 | #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ | |
56 | ||
1da177e4 LT |
57 | /* |
58 | * Sense codes | |
59 | */ | |
60 | ||
61 | #define SENCODE_NO_SENSE 0x00 | |
62 | #define SENCODE_END_OF_DATA 0x00 | |
63 | #define SENCODE_BECOMING_READY 0x04 | |
64 | #define SENCODE_INIT_CMD_REQUIRED 0x04 | |
65 | #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A | |
66 | #define SENCODE_INVALID_COMMAND 0x20 | |
67 | #define SENCODE_LBA_OUT_OF_RANGE 0x21 | |
68 | #define SENCODE_INVALID_CDB_FIELD 0x24 | |
69 | #define SENCODE_LUN_NOT_SUPPORTED 0x25 | |
70 | #define SENCODE_INVALID_PARAM_FIELD 0x26 | |
71 | #define SENCODE_PARAM_NOT_SUPPORTED 0x26 | |
72 | #define SENCODE_PARAM_VALUE_INVALID 0x26 | |
73 | #define SENCODE_RESET_OCCURRED 0x29 | |
74 | #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E | |
75 | #define SENCODE_INQUIRY_DATA_CHANGED 0x3F | |
76 | #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 | |
77 | #define SENCODE_DIAGNOSTIC_FAILURE 0x40 | |
78 | #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 | |
79 | #define SENCODE_INVALID_MESSAGE_ERROR 0x49 | |
80 | #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c | |
81 | #define SENCODE_OVERLAPPED_COMMAND 0x4E | |
82 | ||
83 | /* | |
84 | * Additional sense codes | |
85 | */ | |
86 | ||
87 | #define ASENCODE_NO_SENSE 0x00 | |
88 | #define ASENCODE_END_OF_DATA 0x05 | |
89 | #define ASENCODE_BECOMING_READY 0x01 | |
90 | #define ASENCODE_INIT_CMD_REQUIRED 0x02 | |
91 | #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 | |
92 | #define ASENCODE_INVALID_COMMAND 0x00 | |
93 | #define ASENCODE_LBA_OUT_OF_RANGE 0x00 | |
94 | #define ASENCODE_INVALID_CDB_FIELD 0x00 | |
95 | #define ASENCODE_LUN_NOT_SUPPORTED 0x00 | |
96 | #define ASENCODE_INVALID_PARAM_FIELD 0x00 | |
97 | #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 | |
98 | #define ASENCODE_PARAM_VALUE_INVALID 0x02 | |
99 | #define ASENCODE_RESET_OCCURRED 0x00 | |
100 | #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 | |
101 | #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 | |
102 | #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 | |
103 | #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 | |
104 | #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 | |
105 | #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 | |
106 | #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 | |
107 | #define ASENCODE_OVERLAPPED_COMMAND 0x00 | |
108 | ||
109 | #define BYTE0(x) (unsigned char)(x) | |
110 | #define BYTE1(x) (unsigned char)((x) >> 8) | |
111 | #define BYTE2(x) (unsigned char)((x) >> 16) | |
112 | #define BYTE3(x) (unsigned char)((x) >> 24) | |
113 | ||
114 | /*------------------------------------------------------------------------------ | |
115 | * S T R U C T S / T Y P E D E F S | |
116 | *----------------------------------------------------------------------------*/ | |
117 | /* SCSI inquiry data */ | |
118 | struct inquiry_data { | |
119 | u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ | |
120 | u8 inqd_dtq; /* RMB | Device Type Qualifier */ | |
121 | u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ | |
122 | u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ | |
123 | u8 inqd_len; /* Additional length (n-4) */ | |
124 | u8 inqd_pad1[2];/* Reserved - must be zero */ | |
125 | u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ | |
126 | u8 inqd_vid[8]; /* Vendor ID */ | |
127 | u8 inqd_pid[16];/* Product ID */ | |
128 | u8 inqd_prl[4]; /* Product Revision Level */ | |
129 | }; | |
130 | ||
131 | /* | |
132 | * M O D U L E G L O B A L S | |
133 | */ | |
134 | ||
135 | static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); | |
136 | static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); | |
0e68c003 | 137 | static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg); |
1da177e4 LT |
138 | static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); |
139 | #ifdef AAC_DETAILED_STATUS_INFO | |
140 | static char *aac_get_status_string(u32 status); | |
141 | #endif | |
142 | ||
143 | /* | |
144 | * Non dasd selection is handled entirely in aachba now | |
145 | */ | |
146 | ||
147 | static int nondasd = -1; | |
148 | static int dacmode = -1; | |
149 | ||
150 | static int commit = -1; | |
404d9a90 MH |
151 | int startup_timeout = 180; |
152 | int aif_timeout = 120; | |
1da177e4 | 153 | |
9a72f976 | 154 | module_param(nondasd, int, S_IRUGO|S_IWUSR); |
1da177e4 | 155 | MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices. 0=off, 1=on"); |
9a72f976 | 156 | module_param(dacmode, int, S_IRUGO|S_IWUSR); |
1da177e4 | 157 | MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC. 0=off, 1=on"); |
9a72f976 | 158 | module_param(commit, int, S_IRUGO|S_IWUSR); |
1da177e4 | 159 | 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 |
160 | module_param(startup_timeout, int, S_IRUGO|S_IWUSR); |
161 | 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."); | |
162 | module_param(aif_timeout, int, S_IRUGO|S_IWUSR); | |
163 | 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 | 164 | |
7c00ffa3 MH |
165 | int numacb = -1; |
166 | module_param(numacb, int, S_IRUGO|S_IWUSR); | |
9a72f976 | 167 | 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 |
168 | |
169 | int acbsize = -1; | |
170 | module_param(acbsize, int, S_IRUGO|S_IWUSR); | |
9a72f976 | 171 | 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."); |
1da177e4 LT |
172 | /** |
173 | * aac_get_config_status - check the adapter configuration | |
174 | * @common: adapter to query | |
175 | * | |
176 | * Query config status, and commit the configuration if needed. | |
177 | */ | |
178 | int aac_get_config_status(struct aac_dev *dev) | |
179 | { | |
180 | int status = 0; | |
181 | struct fib * fibptr; | |
182 | ||
bfb35aa8 | 183 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
184 | return -ENOMEM; |
185 | ||
bfb35aa8 | 186 | aac_fib_init(fibptr); |
1da177e4 LT |
187 | { |
188 | struct aac_get_config_status *dinfo; | |
189 | dinfo = (struct aac_get_config_status *) fib_data(fibptr); | |
190 | ||
191 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
192 | dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); | |
193 | dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); | |
194 | } | |
195 | ||
bfb35aa8 | 196 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
197 | fibptr, |
198 | sizeof (struct aac_get_config_status), | |
199 | FsaNormal, | |
200 | 1, 1, | |
201 | NULL, NULL); | |
202 | if (status < 0 ) { | |
203 | printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); | |
204 | } else { | |
205 | struct aac_get_config_status_resp *reply | |
206 | = (struct aac_get_config_status_resp *) fib_data(fibptr); | |
207 | dprintk((KERN_WARNING | |
208 | "aac_get_config_status: response=%d status=%d action=%d\n", | |
209 | le32_to_cpu(reply->response), | |
210 | le32_to_cpu(reply->status), | |
211 | le32_to_cpu(reply->data.action))); | |
212 | if ((le32_to_cpu(reply->response) != ST_OK) || | |
213 | (le32_to_cpu(reply->status) != CT_OK) || | |
214 | (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { | |
215 | printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); | |
216 | status = -EINVAL; | |
217 | } | |
218 | } | |
bfb35aa8 | 219 | aac_fib_complete(fibptr); |
1da177e4 LT |
220 | /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ |
221 | if (status >= 0) { | |
222 | if (commit == 1) { | |
223 | struct aac_commit_config * dinfo; | |
bfb35aa8 | 224 | aac_fib_init(fibptr); |
1da177e4 LT |
225 | dinfo = (struct aac_commit_config *) fib_data(fibptr); |
226 | ||
227 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
228 | dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); | |
229 | ||
bfb35aa8 | 230 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
231 | fibptr, |
232 | sizeof (struct aac_commit_config), | |
233 | FsaNormal, | |
234 | 1, 1, | |
235 | NULL, NULL); | |
bfb35aa8 | 236 | aac_fib_complete(fibptr); |
1da177e4 LT |
237 | } else if (commit == 0) { |
238 | printk(KERN_WARNING | |
239 | "aac_get_config_status: Foreign device configurations are being ignored\n"); | |
240 | } | |
241 | } | |
bfb35aa8 | 242 | aac_fib_free(fibptr); |
1da177e4 LT |
243 | return status; |
244 | } | |
245 | ||
246 | /** | |
247 | * aac_get_containers - list containers | |
248 | * @common: adapter to probe | |
249 | * | |
250 | * Make a list of all containers on this controller | |
251 | */ | |
252 | int aac_get_containers(struct aac_dev *dev) | |
253 | { | |
254 | struct fsa_dev_info *fsa_dev_ptr; | |
255 | u32 index; | |
256 | int status = 0; | |
257 | struct fib * fibptr; | |
258 | unsigned instance; | |
259 | struct aac_get_container_count *dinfo; | |
260 | struct aac_get_container_count_resp *dresp; | |
261 | int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; | |
262 | ||
263 | instance = dev->scsi_host_ptr->unique_id; | |
264 | ||
bfb35aa8 | 265 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
266 | return -ENOMEM; |
267 | ||
bfb35aa8 | 268 | aac_fib_init(fibptr); |
1da177e4 LT |
269 | dinfo = (struct aac_get_container_count *) fib_data(fibptr); |
270 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
271 | dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); | |
272 | ||
bfb35aa8 | 273 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
274 | fibptr, |
275 | sizeof (struct aac_get_container_count), | |
276 | FsaNormal, | |
277 | 1, 1, | |
278 | NULL, NULL); | |
279 | if (status >= 0) { | |
280 | dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); | |
281 | maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); | |
bfb35aa8 | 282 | aac_fib_complete(fibptr); |
1da177e4 LT |
283 | } |
284 | ||
285 | if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) | |
286 | maximum_num_containers = MAXIMUM_NUM_CONTAINERS; | |
1da177e4 LT |
287 | fsa_dev_ptr = (struct fsa_dev_info *) kmalloc( |
288 | sizeof(*fsa_dev_ptr) * maximum_num_containers, GFP_KERNEL); | |
289 | if (!fsa_dev_ptr) { | |
bfb35aa8 | 290 | aac_fib_free(fibptr); |
1da177e4 LT |
291 | return -ENOMEM; |
292 | } | |
293 | memset(fsa_dev_ptr, 0, sizeof(*fsa_dev_ptr) * maximum_num_containers); | |
294 | ||
295 | dev->fsa_dev = fsa_dev_ptr; | |
296 | dev->maximum_num_containers = maximum_num_containers; | |
297 | ||
298 | for (index = 0; index < dev->maximum_num_containers; index++) { | |
299 | struct aac_query_mount *dinfo; | |
300 | struct aac_mount *dresp; | |
301 | ||
302 | fsa_dev_ptr[index].devname[0] = '\0'; | |
303 | ||
bfb35aa8 | 304 | aac_fib_init(fibptr); |
1da177e4 LT |
305 | dinfo = (struct aac_query_mount *) fib_data(fibptr); |
306 | ||
307 | dinfo->command = cpu_to_le32(VM_NameServe); | |
308 | dinfo->count = cpu_to_le32(index); | |
309 | dinfo->type = cpu_to_le32(FT_FILESYS); | |
310 | ||
bfb35aa8 | 311 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
312 | fibptr, |
313 | sizeof (struct aac_query_mount), | |
314 | FsaNormal, | |
315 | 1, 1, | |
316 | NULL, NULL); | |
317 | if (status < 0 ) { | |
318 | printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); | |
319 | break; | |
320 | } | |
321 | dresp = (struct aac_mount *)fib_data(fibptr); | |
322 | ||
7a8cf29d MH |
323 | if ((le32_to_cpu(dresp->status) == ST_OK) && |
324 | (le32_to_cpu(dresp->mnt[0].vol) == CT_NONE)) { | |
325 | dinfo->command = cpu_to_le32(VM_NameServe64); | |
326 | dinfo->count = cpu_to_le32(index); | |
327 | dinfo->type = cpu_to_le32(FT_FILESYS); | |
328 | ||
bfb35aa8 | 329 | if (aac_fib_send(ContainerCommand, |
7a8cf29d MH |
330 | fibptr, |
331 | sizeof(struct aac_query_mount), | |
332 | FsaNormal, | |
333 | 1, 1, | |
334 | NULL, NULL) < 0) | |
335 | continue; | |
336 | } else | |
337 | dresp->mnt[0].capacityhigh = 0; | |
338 | ||
1da177e4 | 339 | dprintk ((KERN_DEBUG |
7a8cf29d | 340 | "VM_NameServe cid=%d status=%d vol=%d state=%d cap=%llu\n", |
1da177e4 LT |
341 | (int)index, (int)le32_to_cpu(dresp->status), |
342 | (int)le32_to_cpu(dresp->mnt[0].vol), | |
343 | (int)le32_to_cpu(dresp->mnt[0].state), | |
7a8cf29d MH |
344 | ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + |
345 | (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32))); | |
1da177e4 LT |
346 | if ((le32_to_cpu(dresp->status) == ST_OK) && |
347 | (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && | |
348 | (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { | |
349 | fsa_dev_ptr[index].valid = 1; | |
350 | fsa_dev_ptr[index].type = le32_to_cpu(dresp->mnt[0].vol); | |
7a8cf29d MH |
351 | fsa_dev_ptr[index].size |
352 | = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + | |
353 | (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); | |
1da177e4 LT |
354 | if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) |
355 | fsa_dev_ptr[index].ro = 1; | |
356 | } | |
bfb35aa8 | 357 | aac_fib_complete(fibptr); |
1da177e4 LT |
358 | /* |
359 | * If there are no more containers, then stop asking. | |
360 | */ | |
361 | if ((index + 1) >= le32_to_cpu(dresp->count)){ | |
362 | break; | |
363 | } | |
364 | } | |
bfb35aa8 | 365 | aac_fib_free(fibptr); |
1da177e4 LT |
366 | return status; |
367 | } | |
368 | ||
3b2946cc MH |
369 | static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigned int offset, unsigned int len) |
370 | { | |
371 | void *buf; | |
372 | unsigned int transfer_len; | |
373 | struct scatterlist *sg = scsicmd->request_buffer; | |
374 | ||
375 | if (scsicmd->use_sg) { | |
376 | buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset; | |
377 | transfer_len = min(sg->length, len + offset); | |
378 | } else { | |
379 | buf = scsicmd->request_buffer; | |
380 | transfer_len = min(scsicmd->request_bufflen, len + offset); | |
381 | } | |
382 | ||
383 | memcpy(buf + offset, data, transfer_len - offset); | |
384 | ||
385 | if (scsicmd->use_sg) | |
386 | kunmap_atomic(buf - sg->offset, KM_IRQ0); | |
387 | ||
388 | } | |
389 | ||
1da177e4 LT |
390 | static void get_container_name_callback(void *context, struct fib * fibptr) |
391 | { | |
392 | struct aac_get_name_resp * get_name_reply; | |
393 | struct scsi_cmnd * scsicmd; | |
394 | ||
395 | scsicmd = (struct scsi_cmnd *) context; | |
77d644d4 | 396 | scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; |
1da177e4 LT |
397 | |
398 | dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); | |
399 | if (fibptr == NULL) | |
400 | BUG(); | |
401 | ||
402 | get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); | |
403 | /* Failure is irrelevant, using default value instead */ | |
404 | if ((le32_to_cpu(get_name_reply->status) == CT_OK) | |
405 | && (get_name_reply->data[0] != '\0')) { | |
3b2946cc | 406 | char *sp = get_name_reply->data; |
1da177e4 LT |
407 | sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; |
408 | while (*sp == ' ') | |
409 | ++sp; | |
3b2946cc MH |
410 | if (*sp) { |
411 | char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; | |
412 | int count = sizeof(d); | |
413 | char *dp = d; | |
414 | do { | |
415 | *dp++ = (*sp) ? *sp++ : ' '; | |
416 | } while (--count > 0); | |
417 | aac_internal_transfer(scsicmd, d, | |
418 | offsetof(struct inquiry_data, inqd_pid), sizeof(d)); | |
419 | } | |
1da177e4 | 420 | } |
3b2946cc | 421 | |
1da177e4 LT |
422 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
423 | ||
bfb35aa8 MH |
424 | aac_fib_complete(fibptr); |
425 | aac_fib_free(fibptr); | |
8e0c5ebd | 426 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
427 | } |
428 | ||
429 | /** | |
430 | * aac_get_container_name - get container name, none blocking. | |
431 | */ | |
432 | static int aac_get_container_name(struct scsi_cmnd * scsicmd, int cid) | |
433 | { | |
434 | int status; | |
435 | struct aac_get_name *dinfo; | |
436 | struct fib * cmd_fibcontext; | |
437 | struct aac_dev * dev; | |
438 | ||
439 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
440 | ||
bfb35aa8 | 441 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) |
1da177e4 LT |
442 | return -ENOMEM; |
443 | ||
bfb35aa8 | 444 | aac_fib_init(cmd_fibcontext); |
1da177e4 LT |
445 | dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); |
446 | ||
447 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
448 | dinfo->type = cpu_to_le32(CT_READ_NAME); | |
449 | dinfo->cid = cpu_to_le32(cid); | |
450 | dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); | |
451 | ||
bfb35aa8 | 452 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
453 | cmd_fibcontext, |
454 | sizeof (struct aac_get_name), | |
455 | FsaNormal, | |
456 | 0, 1, | |
457 | (fib_callback) get_container_name_callback, | |
458 | (void *) scsicmd); | |
459 | ||
460 | /* | |
461 | * Check that the command queued to the controller | |
462 | */ | |
77d644d4 MH |
463 | if (status == -EINPROGRESS) { |
464 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 465 | return 0; |
77d644d4 | 466 | } |
1da177e4 | 467 | |
bfb35aa8 MH |
468 | printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); |
469 | aac_fib_complete(cmd_fibcontext); | |
470 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
471 | return -1; |
472 | } | |
473 | ||
474 | /** | |
bfb35aa8 | 475 | * aac_probe_container - query a logical volume |
1da177e4 LT |
476 | * @dev: device to query |
477 | * @cid: container identifier | |
478 | * | |
479 | * Queries the controller about the given volume. The volume information | |
480 | * is updated in the struct fsa_dev_info structure rather than returned. | |
481 | */ | |
482 | ||
bfb35aa8 | 483 | int aac_probe_container(struct aac_dev *dev, int cid) |
1da177e4 LT |
484 | { |
485 | struct fsa_dev_info *fsa_dev_ptr; | |
486 | int status; | |
487 | struct aac_query_mount *dinfo; | |
488 | struct aac_mount *dresp; | |
489 | struct fib * fibptr; | |
490 | unsigned instance; | |
491 | ||
492 | fsa_dev_ptr = dev->fsa_dev; | |
493 | instance = dev->scsi_host_ptr->unique_id; | |
494 | ||
bfb35aa8 | 495 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
496 | return -ENOMEM; |
497 | ||
bfb35aa8 | 498 | aac_fib_init(fibptr); |
1da177e4 LT |
499 | |
500 | dinfo = (struct aac_query_mount *)fib_data(fibptr); | |
501 | ||
502 | dinfo->command = cpu_to_le32(VM_NameServe); | |
503 | dinfo->count = cpu_to_le32(cid); | |
504 | dinfo->type = cpu_to_le32(FT_FILESYS); | |
505 | ||
bfb35aa8 | 506 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
507 | fibptr, |
508 | sizeof(struct aac_query_mount), | |
509 | FsaNormal, | |
510 | 1, 1, | |
511 | NULL, NULL); | |
512 | if (status < 0) { | |
bfb35aa8 | 513 | printk(KERN_WARNING "aacraid: aac_probe_container query failed.\n"); |
1da177e4 LT |
514 | goto error; |
515 | } | |
516 | ||
517 | dresp = (struct aac_mount *) fib_data(fibptr); | |
518 | ||
7a8cf29d MH |
519 | if ((le32_to_cpu(dresp->status) == ST_OK) && |
520 | (le32_to_cpu(dresp->mnt[0].vol) == CT_NONE)) { | |
521 | dinfo->command = cpu_to_le32(VM_NameServe64); | |
522 | dinfo->count = cpu_to_le32(cid); | |
523 | dinfo->type = cpu_to_le32(FT_FILESYS); | |
524 | ||
bfb35aa8 | 525 | if (aac_fib_send(ContainerCommand, |
7a8cf29d MH |
526 | fibptr, |
527 | sizeof(struct aac_query_mount), | |
528 | FsaNormal, | |
529 | 1, 1, | |
530 | NULL, NULL) < 0) | |
531 | goto error; | |
532 | } else | |
533 | dresp->mnt[0].capacityhigh = 0; | |
534 | ||
1da177e4 LT |
535 | if ((le32_to_cpu(dresp->status) == ST_OK) && |
536 | (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && | |
537 | (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { | |
538 | fsa_dev_ptr[cid].valid = 1; | |
539 | fsa_dev_ptr[cid].type = le32_to_cpu(dresp->mnt[0].vol); | |
7a8cf29d MH |
540 | fsa_dev_ptr[cid].size |
541 | = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + | |
542 | (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); | |
1da177e4 LT |
543 | if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) |
544 | fsa_dev_ptr[cid].ro = 1; | |
545 | } | |
546 | ||
547 | error: | |
bfb35aa8 MH |
548 | aac_fib_complete(fibptr); |
549 | aac_fib_free(fibptr); | |
1da177e4 LT |
550 | |
551 | return status; | |
552 | } | |
553 | ||
554 | /* Local Structure to set SCSI inquiry data strings */ | |
555 | struct scsi_inq { | |
556 | char vid[8]; /* Vendor ID */ | |
557 | char pid[16]; /* Product ID */ | |
558 | char prl[4]; /* Product Revision Level */ | |
559 | }; | |
560 | ||
561 | /** | |
562 | * InqStrCopy - string merge | |
563 | * @a: string to copy from | |
564 | * @b: string to copy to | |
565 | * | |
566 | * Copy a String from one location to another | |
567 | * without copying \0 | |
568 | */ | |
569 | ||
570 | static void inqstrcpy(char *a, char *b) | |
571 | { | |
572 | ||
573 | while(*a != (char)0) | |
574 | *b++ = *a++; | |
575 | } | |
576 | ||
577 | static char *container_types[] = { | |
578 | "None", | |
579 | "Volume", | |
580 | "Mirror", | |
581 | "Stripe", | |
582 | "RAID5", | |
583 | "SSRW", | |
584 | "SSRO", | |
585 | "Morph", | |
586 | "Legacy", | |
587 | "RAID4", | |
588 | "RAID10", | |
589 | "RAID00", | |
590 | "V-MIRRORS", | |
591 | "PSEUDO R4", | |
592 | "RAID50", | |
84971738 MH |
593 | "RAID5D", |
594 | "RAID5D0", | |
595 | "RAID1E", | |
596 | "RAID6", | |
597 | "RAID60", | |
1da177e4 LT |
598 | "Unknown" |
599 | }; | |
600 | ||
601 | ||
602 | ||
603 | /* Function: setinqstr | |
604 | * | |
605 | * Arguments: [1] pointer to void [1] int | |
606 | * | |
607 | * Purpose: Sets SCSI inquiry data strings for vendor, product | |
608 | * and revision level. Allows strings to be set in platform dependant | |
609 | * files instead of in OS dependant driver source. | |
610 | */ | |
611 | ||
794d0601 | 612 | static void setinqstr(struct aac_dev *dev, void *data, int tindex) |
1da177e4 LT |
613 | { |
614 | struct scsi_inq *str; | |
1da177e4 | 615 | |
1da177e4 | 616 | str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ |
794d0601 MH |
617 | memset(str, ' ', sizeof(*str)); |
618 | ||
619 | if (dev->supplement_adapter_info.AdapterTypeText[0]) { | |
620 | char * cp = dev->supplement_adapter_info.AdapterTypeText; | |
621 | int c = sizeof(str->vid); | |
622 | while (*cp && *cp != ' ' && --c) | |
623 | ++cp; | |
624 | c = *cp; | |
625 | *cp = '\0'; | |
626 | inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, | |
627 | str->vid); | |
628 | *cp = c; | |
629 | while (*cp && *cp != ' ') | |
630 | ++cp; | |
631 | while (*cp == ' ') | |
632 | ++cp; | |
633 | /* last six chars reserved for vol type */ | |
634 | c = 0; | |
635 | if (strlen(cp) > sizeof(str->pid)) { | |
636 | c = cp[sizeof(str->pid)]; | |
637 | cp[sizeof(str->pid)] = '\0'; | |
638 | } | |
639 | inqstrcpy (cp, str->pid); | |
640 | if (c) | |
641 | cp[sizeof(str->pid)] = c; | |
642 | } else { | |
643 | struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); | |
644 | ||
645 | inqstrcpy (mp->vname, str->vid); | |
646 | /* last six chars reserved for vol type */ | |
647 | inqstrcpy (mp->model, str->pid); | |
648 | } | |
1da177e4 LT |
649 | |
650 | if (tindex < (sizeof(container_types)/sizeof(char *))){ | |
651 | char *findit = str->pid; | |
652 | ||
653 | for ( ; *findit != ' '; findit++); /* walk till we find a space */ | |
654 | /* RAID is superfluous in the context of a RAID device */ | |
655 | if (memcmp(findit-4, "RAID", 4) == 0) | |
656 | *(findit -= 4) = ' '; | |
794d0601 MH |
657 | if (((findit - str->pid) + strlen(container_types[tindex])) |
658 | < (sizeof(str->pid) + sizeof(str->prl))) | |
659 | inqstrcpy (container_types[tindex], findit + 1); | |
1da177e4 LT |
660 | } |
661 | inqstrcpy ("V1.0", str->prl); | |
662 | } | |
663 | ||
4833869e AB |
664 | static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, |
665 | u8 a_sense_code, u8 incorrect_length, | |
666 | u8 bit_pointer, u16 field_pointer, | |
667 | u32 residue) | |
1da177e4 LT |
668 | { |
669 | sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ | |
670 | sense_buf[1] = 0; /* Segment number, always zero */ | |
671 | ||
672 | if (incorrect_length) { | |
673 | sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ | |
674 | sense_buf[3] = BYTE3(residue); | |
675 | sense_buf[4] = BYTE2(residue); | |
676 | sense_buf[5] = BYTE1(residue); | |
677 | sense_buf[6] = BYTE0(residue); | |
678 | } else | |
679 | sense_buf[2] = sense_key; /* Sense key */ | |
680 | ||
681 | if (sense_key == ILLEGAL_REQUEST) | |
682 | sense_buf[7] = 10; /* Additional sense length */ | |
683 | else | |
684 | sense_buf[7] = 6; /* Additional sense length */ | |
685 | ||
686 | sense_buf[12] = sense_code; /* Additional sense code */ | |
687 | sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ | |
688 | if (sense_key == ILLEGAL_REQUEST) { | |
689 | sense_buf[15] = 0; | |
690 | ||
691 | if (sense_code == SENCODE_INVALID_PARAM_FIELD) | |
692 | sense_buf[15] = 0x80;/* Std sense key specific field */ | |
693 | /* Illegal parameter is in the parameter block */ | |
694 | ||
695 | if (sense_code == SENCODE_INVALID_CDB_FIELD) | |
696 | sense_buf[15] = 0xc0;/* Std sense key specific field */ | |
697 | /* Illegal parameter is in the CDB block */ | |
698 | sense_buf[15] |= bit_pointer; | |
699 | sense_buf[16] = field_pointer >> 8; /* MSB */ | |
700 | sense_buf[17] = field_pointer; /* LSB */ | |
701 | } | |
702 | } | |
703 | ||
704 | int aac_get_adapter_info(struct aac_dev* dev) | |
705 | { | |
706 | struct fib* fibptr; | |
1da177e4 LT |
707 | int rcode; |
708 | u32 tmp; | |
84971738 MH |
709 | struct aac_adapter_info *info; |
710 | struct aac_bus_info *command; | |
711 | struct aac_bus_info_response *bus_info; | |
7c00ffa3 | 712 | |
bfb35aa8 | 713 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
714 | return -ENOMEM; |
715 | ||
bfb35aa8 | 716 | aac_fib_init(fibptr); |
7c00ffa3 MH |
717 | info = (struct aac_adapter_info *) fib_data(fibptr); |
718 | memset(info,0,sizeof(*info)); | |
1da177e4 | 719 | |
bfb35aa8 | 720 | rcode = aac_fib_send(RequestAdapterInfo, |
7c00ffa3 MH |
721 | fibptr, |
722 | sizeof(*info), | |
723 | FsaNormal, | |
9203344c | 724 | -1, 1, /* First `interrupt' command uses special wait */ |
7c00ffa3 MH |
725 | NULL, |
726 | NULL); | |
727 | ||
728 | if (rcode < 0) { | |
bfb35aa8 MH |
729 | aac_fib_complete(fibptr); |
730 | aac_fib_free(fibptr); | |
7c00ffa3 MH |
731 | return rcode; |
732 | } | |
733 | memcpy(&dev->adapter_info, info, sizeof(*info)); | |
1da177e4 | 734 | |
7c00ffa3 MH |
735 | if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { |
736 | struct aac_supplement_adapter_info * info; | |
737 | ||
bfb35aa8 | 738 | aac_fib_init(fibptr); |
7c00ffa3 MH |
739 | |
740 | info = (struct aac_supplement_adapter_info *) fib_data(fibptr); | |
741 | ||
742 | memset(info,0,sizeof(*info)); | |
743 | ||
bfb35aa8 | 744 | rcode = aac_fib_send(RequestSupplementAdapterInfo, |
7c00ffa3 MH |
745 | fibptr, |
746 | sizeof(*info), | |
747 | FsaNormal, | |
748 | 1, 1, | |
749 | NULL, | |
750 | NULL); | |
751 | ||
752 | if (rcode >= 0) | |
753 | memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); | |
754 | } | |
1da177e4 | 755 | |
84971738 MH |
756 | |
757 | /* | |
758 | * GetBusInfo | |
759 | */ | |
760 | ||
bfb35aa8 | 761 | aac_fib_init(fibptr); |
84971738 MH |
762 | |
763 | bus_info = (struct aac_bus_info_response *) fib_data(fibptr); | |
764 | ||
765 | memset(bus_info, 0, sizeof(*bus_info)); | |
766 | ||
767 | command = (struct aac_bus_info *)bus_info; | |
768 | ||
769 | command->Command = cpu_to_le32(VM_Ioctl); | |
770 | command->ObjType = cpu_to_le32(FT_DRIVE); | |
771 | command->MethodId = cpu_to_le32(1); | |
772 | command->CtlCmd = cpu_to_le32(GetBusInfo); | |
773 | ||
bfb35aa8 | 774 | rcode = aac_fib_send(ContainerCommand, |
84971738 MH |
775 | fibptr, |
776 | sizeof (*bus_info), | |
777 | FsaNormal, | |
778 | 1, 1, | |
779 | NULL, NULL); | |
780 | ||
781 | if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { | |
782 | dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); | |
783 | dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); | |
784 | } | |
785 | ||
1da177e4 | 786 | tmp = le32_to_cpu(dev->adapter_info.kernelrev); |
7c00ffa3 | 787 | printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", |
1da177e4 LT |
788 | dev->name, |
789 | dev->id, | |
790 | tmp>>24, | |
791 | (tmp>>16)&0xff, | |
792 | tmp&0xff, | |
7c00ffa3 MH |
793 | le32_to_cpu(dev->adapter_info.kernelbuild), |
794 | (int)sizeof(dev->supplement_adapter_info.BuildDate), | |
795 | dev->supplement_adapter_info.BuildDate); | |
1da177e4 LT |
796 | tmp = le32_to_cpu(dev->adapter_info.monitorrev); |
797 | printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", | |
798 | dev->name, dev->id, | |
799 | tmp>>24,(tmp>>16)&0xff,tmp&0xff, | |
800 | le32_to_cpu(dev->adapter_info.monitorbuild)); | |
801 | tmp = le32_to_cpu(dev->adapter_info.biosrev); | |
802 | printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", | |
803 | dev->name, dev->id, | |
804 | tmp>>24,(tmp>>16)&0xff,tmp&0xff, | |
805 | le32_to_cpu(dev->adapter_info.biosbuild)); | |
806 | if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) | |
807 | printk(KERN_INFO "%s%d: serial %x\n", | |
808 | dev->name, dev->id, | |
809 | le32_to_cpu(dev->adapter_info.serial[0])); | |
810 | ||
811 | dev->nondasd_support = 0; | |
812 | dev->raid_scsi_mode = 0; | |
813 | if(dev->adapter_info.options & AAC_OPT_NONDASD){ | |
814 | dev->nondasd_support = 1; | |
815 | } | |
816 | ||
817 | /* | |
818 | * If the firmware supports ROMB RAID/SCSI mode and we are currently | |
819 | * in RAID/SCSI mode, set the flag. For now if in this mode we will | |
820 | * force nondasd support on. If we decide to allow the non-dasd flag | |
821 | * additional changes changes will have to be made to support | |
822 | * RAID/SCSI. the function aac_scsi_cmd in this module will have to be | |
823 | * changed to support the new dev->raid_scsi_mode flag instead of | |
824 | * leaching off of the dev->nondasd_support flag. Also in linit.c the | |
825 | * function aac_detect will have to be modified where it sets up the | |
826 | * max number of channels based on the aac->nondasd_support flag only. | |
827 | */ | |
828 | if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && | |
829 | (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { | |
830 | dev->nondasd_support = 1; | |
831 | dev->raid_scsi_mode = 1; | |
832 | } | |
833 | if (dev->raid_scsi_mode != 0) | |
834 | printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", | |
835 | dev->name, dev->id); | |
836 | ||
837 | if(nondasd != -1) { | |
838 | dev->nondasd_support = (nondasd!=0); | |
839 | } | |
840 | if(dev->nondasd_support != 0){ | |
841 | printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); | |
842 | } | |
843 | ||
844 | dev->dac_support = 0; | |
845 | if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ | |
846 | printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); | |
847 | dev->dac_support = 1; | |
848 | } | |
849 | ||
850 | if(dacmode != -1) { | |
851 | dev->dac_support = (dacmode!=0); | |
852 | } | |
853 | if(dev->dac_support != 0) { | |
71e0f32f JB |
854 | if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && |
855 | !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { | |
1da177e4 LT |
856 | printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", |
857 | dev->name, dev->id); | |
71e0f32f JB |
858 | } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && |
859 | !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { | |
1da177e4 LT |
860 | printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", |
861 | dev->name, dev->id); | |
862 | dev->dac_support = 0; | |
863 | } else { | |
864 | printk(KERN_WARNING"%s%d: No suitable DMA available.\n", | |
865 | dev->name, dev->id); | |
866 | rcode = -ENOMEM; | |
867 | } | |
868 | } | |
7c00ffa3 MH |
869 | /* |
870 | * 57 scatter gather elements | |
871 | */ | |
0e68c003 MH |
872 | if (!(dev->raw_io_interface)) { |
873 | dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - | |
7c00ffa3 | 874 | sizeof(struct aac_fibhdr) - |
63a70eea MH |
875 | sizeof(struct aac_write) + sizeof(struct sgentry)) / |
876 | sizeof(struct sgentry); | |
0e68c003 MH |
877 | if (dev->dac_support) { |
878 | /* | |
879 | * 38 scatter gather elements | |
880 | */ | |
881 | dev->scsi_host_ptr->sg_tablesize = | |
882 | (dev->max_fib_size - | |
883 | sizeof(struct aac_fibhdr) - | |
884 | sizeof(struct aac_write64) + | |
63a70eea MH |
885 | sizeof(struct sgentry64)) / |
886 | sizeof(struct sgentry64); | |
0e68c003 MH |
887 | } |
888 | dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; | |
889 | if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { | |
890 | /* | |
891 | * Worst case size that could cause sg overflow when | |
892 | * we break up SG elements that are larger than 64KB. | |
893 | * Would be nice if we could tell the SCSI layer what | |
894 | * the maximum SG element size can be. Worst case is | |
895 | * (sg_tablesize-1) 4KB elements with one 64KB | |
896 | * element. | |
897 | * 32bit -> 468 or 238KB 64bit -> 424 or 212KB | |
898 | */ | |
899 | dev->scsi_host_ptr->max_sectors = | |
900 | (dev->scsi_host_ptr->sg_tablesize * 8) + 112; | |
901 | } | |
7c00ffa3 | 902 | } |
1da177e4 | 903 | |
bfb35aa8 MH |
904 | aac_fib_complete(fibptr); |
905 | aac_fib_free(fibptr); | |
1da177e4 LT |
906 | |
907 | return rcode; | |
908 | } | |
909 | ||
910 | ||
e53cb35a | 911 | static void io_callback(void *context, struct fib * fibptr) |
1da177e4 LT |
912 | { |
913 | struct aac_dev *dev; | |
914 | struct aac_read_reply *readreply; | |
915 | struct scsi_cmnd *scsicmd; | |
1da177e4 LT |
916 | u32 cid; |
917 | ||
918 | scsicmd = (struct scsi_cmnd *) context; | |
77d644d4 | 919 | scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; |
1da177e4 LT |
920 | |
921 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
e5718774 | 922 | cid = scmd_id(scsicmd); |
1da177e4 | 923 | |
7a8cf29d MH |
924 | if (nblank(dprintk(x))) { |
925 | u64 lba; | |
926 | switch (scsicmd->cmnd[0]) { | |
927 | case WRITE_6: | |
928 | case READ_6: | |
929 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | | |
930 | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
931 | break; | |
932 | case WRITE_16: | |
933 | case READ_16: | |
934 | lba = ((u64)scsicmd->cmnd[2] << 56) | | |
935 | ((u64)scsicmd->cmnd[3] << 48) | | |
936 | ((u64)scsicmd->cmnd[4] << 40) | | |
937 | ((u64)scsicmd->cmnd[5] << 32) | | |
938 | ((u64)scsicmd->cmnd[6] << 24) | | |
939 | (scsicmd->cmnd[7] << 16) | | |
940 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
941 | break; | |
942 | case WRITE_12: | |
943 | case READ_12: | |
944 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
945 | (scsicmd->cmnd[3] << 16) | | |
946 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
947 | break; | |
948 | default: | |
949 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
950 | (scsicmd->cmnd[3] << 16) | | |
951 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
952 | break; | |
953 | } | |
954 | printk(KERN_DEBUG | |
955 | "io_callback[cpu %d]: lba = %llu, t = %ld.\n", | |
956 | smp_processor_id(), (unsigned long long)lba, jiffies); | |
957 | } | |
1da177e4 LT |
958 | |
959 | if (fibptr == NULL) | |
960 | BUG(); | |
961 | ||
962 | if(scsicmd->use_sg) | |
963 | pci_unmap_sg(dev->pdev, | |
5d5ff44f | 964 | (struct scatterlist *)scsicmd->request_buffer, |
1da177e4 LT |
965 | scsicmd->use_sg, |
966 | scsicmd->sc_data_direction); | |
967 | else if(scsicmd->request_bufflen) | |
968 | pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, | |
969 | scsicmd->request_bufflen, | |
970 | scsicmd->sc_data_direction); | |
971 | readreply = (struct aac_read_reply *)fib_data(fibptr); | |
972 | if (le32_to_cpu(readreply->status) == ST_OK) | |
973 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
974 | else { | |
7c00ffa3 | 975 | #ifdef AAC_DETAILED_STATUS_INFO |
e53cb35a | 976 | printk(KERN_WARNING "io_callback: io failed, status = %d\n", |
7c00ffa3 MH |
977 | le32_to_cpu(readreply->status)); |
978 | #endif | |
1da177e4 LT |
979 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
980 | set_sense((u8 *) &dev->fsa_dev[cid].sense_data, | |
981 | HARDWARE_ERROR, | |
982 | SENCODE_INTERNAL_TARGET_FAILURE, | |
983 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, | |
984 | 0, 0); | |
985 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
986 | (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) | |
987 | ? sizeof(scsicmd->sense_buffer) | |
988 | : sizeof(dev->fsa_dev[cid].sense_data)); | |
989 | } | |
bfb35aa8 MH |
990 | aac_fib_complete(fibptr); |
991 | aac_fib_free(fibptr); | |
1da177e4 | 992 | |
8e0c5ebd | 993 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
994 | } |
995 | ||
4833869e | 996 | static int aac_read(struct scsi_cmnd * scsicmd, int cid) |
1da177e4 | 997 | { |
7a8cf29d | 998 | u64 lba; |
1da177e4 LT |
999 | u32 count; |
1000 | int status; | |
1001 | ||
1002 | u16 fibsize; | |
1003 | struct aac_dev *dev; | |
1004 | struct fib * cmd_fibcontext; | |
1005 | ||
1006 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
1007 | /* | |
1008 | * Get block address and transfer length | |
1009 | */ | |
7a8cf29d MH |
1010 | switch (scsicmd->cmnd[0]) { |
1011 | case READ_6: | |
1da177e4 LT |
1012 | dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", cid)); |
1013 | ||
7a8cf29d MH |
1014 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | |
1015 | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
1da177e4 LT |
1016 | count = scsicmd->cmnd[4]; |
1017 | ||
1018 | if (count == 0) | |
1019 | count = 256; | |
7a8cf29d MH |
1020 | break; |
1021 | case READ_16: | |
1022 | dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", cid)); | |
1023 | ||
1024 | lba = ((u64)scsicmd->cmnd[2] << 56) | | |
1025 | ((u64)scsicmd->cmnd[3] << 48) | | |
1026 | ((u64)scsicmd->cmnd[4] << 40) | | |
1027 | ((u64)scsicmd->cmnd[5] << 32) | | |
1028 | ((u64)scsicmd->cmnd[6] << 24) | | |
1029 | (scsicmd->cmnd[7] << 16) | | |
1030 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
1031 | count = (scsicmd->cmnd[10] << 24) | | |
1032 | (scsicmd->cmnd[11] << 16) | | |
1033 | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; | |
1034 | break; | |
1035 | case READ_12: | |
1036 | dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", cid)); | |
1037 | ||
1038 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
1039 | (scsicmd->cmnd[3] << 16) | | |
1040 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1041 | count = (scsicmd->cmnd[6] << 24) | | |
1042 | (scsicmd->cmnd[7] << 16) | | |
1043 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
1044 | break; | |
1045 | default: | |
1da177e4 LT |
1046 | dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", cid)); |
1047 | ||
7a8cf29d MH |
1048 | lba = ((u64)scsicmd->cmnd[2] << 24) | |
1049 | (scsicmd->cmnd[3] << 16) | | |
1050 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1da177e4 | 1051 | count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; |
7a8cf29d | 1052 | break; |
1da177e4 | 1053 | } |
7a8cf29d | 1054 | dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", |
7c00ffa3 | 1055 | smp_processor_id(), (unsigned long long)lba, jiffies)); |
7a8cf29d MH |
1056 | if ((!(dev->raw_io_interface) || !(dev->raw_io_64)) && |
1057 | (lba & 0xffffffff00000000LL)) { | |
1058 | dprintk((KERN_DEBUG "aac_read: Illegal lba\n")); | |
1059 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
1060 | SAM_STAT_CHECK_CONDITION; | |
1061 | set_sense((u8 *) &dev->fsa_dev[cid].sense_data, | |
1062 | HARDWARE_ERROR, | |
1063 | SENCODE_INTERNAL_TARGET_FAILURE, | |
1064 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, | |
1065 | 0, 0); | |
1066 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
1067 | (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) | |
1068 | ? sizeof(scsicmd->sense_buffer) | |
1069 | : sizeof(dev->fsa_dev[cid].sense_data)); | |
1070 | scsicmd->scsi_done(scsicmd); | |
1071 | return 0; | |
1072 | } | |
1da177e4 LT |
1073 | /* |
1074 | * Alocate and initialize a Fib | |
1075 | */ | |
bfb35aa8 | 1076 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
1da177e4 LT |
1077 | return -1; |
1078 | } | |
1079 | ||
bfb35aa8 | 1080 | aac_fib_init(cmd_fibcontext); |
1da177e4 | 1081 | |
0e68c003 MH |
1082 | if (dev->raw_io_interface) { |
1083 | struct aac_raw_io *readcmd; | |
1084 | readcmd = (struct aac_raw_io *) fib_data(cmd_fibcontext); | |
7a8cf29d MH |
1085 | readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); |
1086 | readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
0e68c003 MH |
1087 | readcmd->count = cpu_to_le32(count<<9); |
1088 | readcmd->cid = cpu_to_le16(cid); | |
1089 | readcmd->flags = cpu_to_le16(1); | |
1090 | readcmd->bpTotal = 0; | |
1091 | readcmd->bpComplete = 0; | |
1092 | ||
1093 | aac_build_sgraw(scsicmd, &readcmd->sg); | |
1094 | fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); | |
1095 | if (fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))) | |
1096 | BUG(); | |
1097 | /* | |
1098 | * Now send the Fib to the adapter | |
1099 | */ | |
bfb35aa8 | 1100 | status = aac_fib_send(ContainerRawIo, |
0e68c003 MH |
1101 | cmd_fibcontext, |
1102 | fibsize, | |
1103 | FsaNormal, | |
1104 | 0, 1, | |
1105 | (fib_callback) io_callback, | |
1106 | (void *) scsicmd); | |
1107 | } else if (dev->dac_support == 1) { | |
1da177e4 LT |
1108 | struct aac_read64 *readcmd; |
1109 | readcmd = (struct aac_read64 *) fib_data(cmd_fibcontext); | |
1110 | readcmd->command = cpu_to_le32(VM_CtHostRead64); | |
1111 | readcmd->cid = cpu_to_le16(cid); | |
1112 | readcmd->sector_count = cpu_to_le16(count); | |
7a8cf29d | 1113 | readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); |
1da177e4 LT |
1114 | readcmd->pad = 0; |
1115 | readcmd->flags = 0; | |
1116 | ||
1117 | aac_build_sg64(scsicmd, &readcmd->sg); | |
1118 | fibsize = sizeof(struct aac_read64) + | |
1119 | ((le32_to_cpu(readcmd->sg.count) - 1) * | |
1120 | sizeof (struct sgentry64)); | |
77d71d22 | 1121 | BUG_ON (fibsize > (dev->max_fib_size - |
1da177e4 LT |
1122 | sizeof(struct aac_fibhdr))); |
1123 | /* | |
1124 | * Now send the Fib to the adapter | |
1125 | */ | |
bfb35aa8 | 1126 | status = aac_fib_send(ContainerCommand64, |
1da177e4 LT |
1127 | cmd_fibcontext, |
1128 | fibsize, | |
1129 | FsaNormal, | |
1130 | 0, 1, | |
e53cb35a | 1131 | (fib_callback) io_callback, |
1da177e4 LT |
1132 | (void *) scsicmd); |
1133 | } else { | |
1134 | struct aac_read *readcmd; | |
1135 | readcmd = (struct aac_read *) fib_data(cmd_fibcontext); | |
1136 | readcmd->command = cpu_to_le32(VM_CtBlockRead); | |
1137 | readcmd->cid = cpu_to_le32(cid); | |
7a8cf29d | 1138 | readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); |
1da177e4 LT |
1139 | readcmd->count = cpu_to_le32(count * 512); |
1140 | ||
1da177e4 LT |
1141 | aac_build_sg(scsicmd, &readcmd->sg); |
1142 | fibsize = sizeof(struct aac_read) + | |
1143 | ((le32_to_cpu(readcmd->sg.count) - 1) * | |
1144 | sizeof (struct sgentry)); | |
7c00ffa3 | 1145 | BUG_ON (fibsize > (dev->max_fib_size - |
1da177e4 LT |
1146 | sizeof(struct aac_fibhdr))); |
1147 | /* | |
1148 | * Now send the Fib to the adapter | |
1149 | */ | |
bfb35aa8 | 1150 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
1151 | cmd_fibcontext, |
1152 | fibsize, | |
1153 | FsaNormal, | |
1154 | 0, 1, | |
e53cb35a | 1155 | (fib_callback) io_callback, |
1da177e4 LT |
1156 | (void *) scsicmd); |
1157 | } | |
1158 | ||
1159 | ||
1160 | ||
1161 | /* | |
1162 | * Check that the command queued to the controller | |
1163 | */ | |
77d644d4 MH |
1164 | if (status == -EINPROGRESS) { |
1165 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 1166 | return 0; |
77d644d4 | 1167 | } |
1da177e4 | 1168 | |
bfb35aa8 | 1169 | printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); |
1da177e4 LT |
1170 | /* |
1171 | * For some reason, the Fib didn't queue, return QUEUE_FULL | |
1172 | */ | |
1173 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; | |
8e0c5ebd | 1174 | scsicmd->scsi_done(scsicmd); |
bfb35aa8 MH |
1175 | aac_fib_complete(cmd_fibcontext); |
1176 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1177 | return 0; |
1178 | } | |
1179 | ||
1180 | static int aac_write(struct scsi_cmnd * scsicmd, int cid) | |
1181 | { | |
7a8cf29d | 1182 | u64 lba; |
1da177e4 LT |
1183 | u32 count; |
1184 | int status; | |
1185 | u16 fibsize; | |
1186 | struct aac_dev *dev; | |
1187 | struct fib * cmd_fibcontext; | |
1188 | ||
1189 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
1190 | /* | |
1191 | * Get block address and transfer length | |
1192 | */ | |
1193 | if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ | |
1194 | { | |
1195 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
1196 | count = scsicmd->cmnd[4]; | |
1197 | if (count == 0) | |
1198 | count = 256; | |
7a8cf29d MH |
1199 | } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ |
1200 | dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", cid)); | |
1201 | ||
1202 | lba = ((u64)scsicmd->cmnd[2] << 56) | | |
1203 | ((u64)scsicmd->cmnd[3] << 48) | | |
1204 | ((u64)scsicmd->cmnd[4] << 40) | | |
1205 | ((u64)scsicmd->cmnd[5] << 32) | | |
1206 | ((u64)scsicmd->cmnd[6] << 24) | | |
1207 | (scsicmd->cmnd[7] << 16) | | |
1208 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
1209 | count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | | |
1210 | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; | |
1211 | } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ | |
1212 | dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", cid)); | |
1213 | ||
1214 | lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | |
1215 | | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1216 | count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) | |
1217 | | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
1da177e4 LT |
1218 | } else { |
1219 | dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", cid)); | |
7a8cf29d | 1220 | lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1da177e4 LT |
1221 | count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; |
1222 | } | |
7a8cf29d | 1223 | dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", |
1da177e4 | 1224 | smp_processor_id(), (unsigned long long)lba, jiffies)); |
7a8cf29d MH |
1225 | if ((!(dev->raw_io_interface) || !(dev->raw_io_64)) |
1226 | && (lba & 0xffffffff00000000LL)) { | |
1227 | dprintk((KERN_DEBUG "aac_write: Illegal lba\n")); | |
1228 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; | |
1229 | set_sense((u8 *) &dev->fsa_dev[cid].sense_data, | |
1230 | HARDWARE_ERROR, | |
1231 | SENCODE_INTERNAL_TARGET_FAILURE, | |
1232 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, | |
1233 | 0, 0); | |
1234 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
1235 | (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) | |
1236 | ? sizeof(scsicmd->sense_buffer) | |
1237 | : sizeof(dev->fsa_dev[cid].sense_data)); | |
1238 | scsicmd->scsi_done(scsicmd); | |
1239 | return 0; | |
1240 | } | |
1da177e4 LT |
1241 | /* |
1242 | * Allocate and initialize a Fib then setup a BlockWrite command | |
1243 | */ | |
bfb35aa8 | 1244 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
1da177e4 | 1245 | scsicmd->result = DID_ERROR << 16; |
8e0c5ebd | 1246 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
1247 | return 0; |
1248 | } | |
bfb35aa8 | 1249 | aac_fib_init(cmd_fibcontext); |
1da177e4 | 1250 | |
0e68c003 MH |
1251 | if (dev->raw_io_interface) { |
1252 | struct aac_raw_io *writecmd; | |
1253 | writecmd = (struct aac_raw_io *) fib_data(cmd_fibcontext); | |
7a8cf29d MH |
1254 | writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); |
1255 | writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
0e68c003 MH |
1256 | writecmd->count = cpu_to_le32(count<<9); |
1257 | writecmd->cid = cpu_to_le16(cid); | |
1258 | writecmd->flags = 0; | |
1259 | writecmd->bpTotal = 0; | |
1260 | writecmd->bpComplete = 0; | |
1261 | ||
1262 | aac_build_sgraw(scsicmd, &writecmd->sg); | |
1263 | fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); | |
1264 | if (fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))) | |
1265 | BUG(); | |
1266 | /* | |
1267 | * Now send the Fib to the adapter | |
1268 | */ | |
bfb35aa8 | 1269 | status = aac_fib_send(ContainerRawIo, |
0e68c003 MH |
1270 | cmd_fibcontext, |
1271 | fibsize, | |
1272 | FsaNormal, | |
1273 | 0, 1, | |
1274 | (fib_callback) io_callback, | |
1275 | (void *) scsicmd); | |
1276 | } else if (dev->dac_support == 1) { | |
1da177e4 LT |
1277 | struct aac_write64 *writecmd; |
1278 | writecmd = (struct aac_write64 *) fib_data(cmd_fibcontext); | |
1279 | writecmd->command = cpu_to_le32(VM_CtHostWrite64); | |
1280 | writecmd->cid = cpu_to_le16(cid); | |
1281 | writecmd->sector_count = cpu_to_le16(count); | |
7a8cf29d | 1282 | writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); |
1da177e4 LT |
1283 | writecmd->pad = 0; |
1284 | writecmd->flags = 0; | |
1285 | ||
1286 | aac_build_sg64(scsicmd, &writecmd->sg); | |
1287 | fibsize = sizeof(struct aac_write64) + | |
1288 | ((le32_to_cpu(writecmd->sg.count) - 1) * | |
1289 | sizeof (struct sgentry64)); | |
7c00ffa3 | 1290 | BUG_ON (fibsize > (dev->max_fib_size - |
1da177e4 LT |
1291 | sizeof(struct aac_fibhdr))); |
1292 | /* | |
1293 | * Now send the Fib to the adapter | |
1294 | */ | |
bfb35aa8 | 1295 | status = aac_fib_send(ContainerCommand64, |
1da177e4 LT |
1296 | cmd_fibcontext, |
1297 | fibsize, | |
1298 | FsaNormal, | |
1299 | 0, 1, | |
e53cb35a | 1300 | (fib_callback) io_callback, |
1da177e4 LT |
1301 | (void *) scsicmd); |
1302 | } else { | |
1303 | struct aac_write *writecmd; | |
1304 | writecmd = (struct aac_write *) fib_data(cmd_fibcontext); | |
1305 | writecmd->command = cpu_to_le32(VM_CtBlockWrite); | |
1306 | writecmd->cid = cpu_to_le32(cid); | |
7a8cf29d | 1307 | writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); |
1da177e4 LT |
1308 | writecmd->count = cpu_to_le32(count * 512); |
1309 | writecmd->sg.count = cpu_to_le32(1); | |
1310 | /* ->stable is not used - it did mean which type of write */ | |
1311 | ||
1da177e4 LT |
1312 | aac_build_sg(scsicmd, &writecmd->sg); |
1313 | fibsize = sizeof(struct aac_write) + | |
1314 | ((le32_to_cpu(writecmd->sg.count) - 1) * | |
1315 | sizeof (struct sgentry)); | |
7c00ffa3 | 1316 | BUG_ON (fibsize > (dev->max_fib_size - |
1da177e4 LT |
1317 | sizeof(struct aac_fibhdr))); |
1318 | /* | |
1319 | * Now send the Fib to the adapter | |
1320 | */ | |
bfb35aa8 | 1321 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
1322 | cmd_fibcontext, |
1323 | fibsize, | |
1324 | FsaNormal, | |
1325 | 0, 1, | |
e53cb35a | 1326 | (fib_callback) io_callback, |
1da177e4 LT |
1327 | (void *) scsicmd); |
1328 | } | |
1329 | ||
1330 | /* | |
1331 | * Check that the command queued to the controller | |
1332 | */ | |
77d644d4 MH |
1333 | if (status == -EINPROGRESS) { |
1334 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 LT |
1335 | return 0; |
1336 | } | |
1337 | ||
bfb35aa8 | 1338 | printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); |
1da177e4 LT |
1339 | /* |
1340 | * For some reason, the Fib didn't queue, return QUEUE_FULL | |
1341 | */ | |
1342 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; | |
8e0c5ebd | 1343 | scsicmd->scsi_done(scsicmd); |
1da177e4 | 1344 | |
bfb35aa8 MH |
1345 | aac_fib_complete(cmd_fibcontext); |
1346 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1347 | return 0; |
1348 | } | |
1349 | ||
1350 | static void synchronize_callback(void *context, struct fib *fibptr) | |
1351 | { | |
1352 | struct aac_synchronize_reply *synchronizereply; | |
1353 | struct scsi_cmnd *cmd; | |
1354 | ||
1355 | cmd = context; | |
77d644d4 | 1356 | cmd->SCp.phase = AAC_OWNER_MIDLEVEL; |
1da177e4 LT |
1357 | |
1358 | dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", | |
1359 | smp_processor_id(), jiffies)); | |
1360 | BUG_ON(fibptr == NULL); | |
1361 | ||
1362 | ||
1363 | synchronizereply = fib_data(fibptr); | |
1364 | if (le32_to_cpu(synchronizereply->status) == CT_OK) | |
1365 | cmd->result = DID_OK << 16 | | |
1366 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1367 | else { | |
1368 | struct scsi_device *sdev = cmd->device; | |
1369 | struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; | |
e5718774 | 1370 | u32 cid = sdev_id(sdev); |
1da177e4 LT |
1371 | printk(KERN_WARNING |
1372 | "synchronize_callback: synchronize failed, status = %d\n", | |
1373 | le32_to_cpu(synchronizereply->status)); | |
1374 | cmd->result = DID_OK << 16 | | |
1375 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; | |
1376 | set_sense((u8 *)&dev->fsa_dev[cid].sense_data, | |
1377 | HARDWARE_ERROR, | |
1378 | SENCODE_INTERNAL_TARGET_FAILURE, | |
1379 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, | |
1380 | 0, 0); | |
1381 | memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
1382 | min(sizeof(dev->fsa_dev[cid].sense_data), | |
1383 | sizeof(cmd->sense_buffer))); | |
1384 | } | |
1385 | ||
bfb35aa8 MH |
1386 | aac_fib_complete(fibptr); |
1387 | aac_fib_free(fibptr); | |
8e0c5ebd | 1388 | cmd->scsi_done(cmd); |
1da177e4 LT |
1389 | } |
1390 | ||
1391 | static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) | |
1392 | { | |
1393 | int status; | |
1394 | struct fib *cmd_fibcontext; | |
1395 | struct aac_synchronize *synchronizecmd; | |
1396 | struct scsi_cmnd *cmd; | |
1397 | struct scsi_device *sdev = scsicmd->device; | |
1398 | int active = 0; | |
1399 | unsigned long flags; | |
1400 | ||
1401 | /* | |
77d644d4 MH |
1402 | * Wait for all outstanding queued commands to complete to this |
1403 | * specific target (block). | |
1da177e4 LT |
1404 | */ |
1405 | spin_lock_irqsave(&sdev->list_lock, flags); | |
1406 | list_for_each_entry(cmd, &sdev->cmd_list, list) | |
77d644d4 | 1407 | if (cmd != scsicmd && cmd->SCp.phase == AAC_OWNER_FIRMWARE) { |
1da177e4 LT |
1408 | ++active; |
1409 | break; | |
1410 | } | |
1411 | ||
1412 | spin_unlock_irqrestore(&sdev->list_lock, flags); | |
1413 | ||
1414 | /* | |
1415 | * Yield the processor (requeue for later) | |
1416 | */ | |
1417 | if (active) | |
1418 | return SCSI_MLQUEUE_DEVICE_BUSY; | |
1419 | ||
1420 | /* | |
7c00ffa3 | 1421 | * Allocate and initialize a Fib |
1da177e4 LT |
1422 | */ |
1423 | if (!(cmd_fibcontext = | |
bfb35aa8 | 1424 | aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) |
1da177e4 LT |
1425 | return SCSI_MLQUEUE_HOST_BUSY; |
1426 | ||
bfb35aa8 | 1427 | aac_fib_init(cmd_fibcontext); |
1da177e4 LT |
1428 | |
1429 | synchronizecmd = fib_data(cmd_fibcontext); | |
1430 | synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); | |
1431 | synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); | |
1432 | synchronizecmd->cid = cpu_to_le32(cid); | |
1433 | synchronizecmd->count = | |
1434 | cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); | |
1435 | ||
1436 | /* | |
1437 | * Now send the Fib to the adapter | |
1438 | */ | |
bfb35aa8 | 1439 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
1440 | cmd_fibcontext, |
1441 | sizeof(struct aac_synchronize), | |
1442 | FsaNormal, | |
1443 | 0, 1, | |
1444 | (fib_callback)synchronize_callback, | |
1445 | (void *)scsicmd); | |
1446 | ||
1447 | /* | |
1448 | * Check that the command queued to the controller | |
1449 | */ | |
77d644d4 MH |
1450 | if (status == -EINPROGRESS) { |
1451 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 1452 | return 0; |
77d644d4 | 1453 | } |
1da177e4 LT |
1454 | |
1455 | printk(KERN_WARNING | |
bfb35aa8 MH |
1456 | "aac_synchronize: aac_fib_send failed with status: %d.\n", status); |
1457 | aac_fib_complete(cmd_fibcontext); | |
1458 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1459 | return SCSI_MLQUEUE_HOST_BUSY; |
1460 | } | |
1461 | ||
1462 | /** | |
1463 | * aac_scsi_cmd() - Process SCSI command | |
1464 | * @scsicmd: SCSI command block | |
1465 | * | |
1466 | * Emulate a SCSI command and queue the required request for the | |
1467 | * aacraid firmware. | |
1468 | */ | |
1469 | ||
1470 | int aac_scsi_cmd(struct scsi_cmnd * scsicmd) | |
1471 | { | |
1472 | u32 cid = 0; | |
1473 | struct Scsi_Host *host = scsicmd->device->host; | |
1474 | struct aac_dev *dev = (struct aac_dev *)host->hostdata; | |
1475 | struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; | |
1da177e4 LT |
1476 | |
1477 | /* | |
1478 | * If the bus, id or lun is out of range, return fail | |
1479 | * Test does not apply to ID 16, the pseudo id for the controller | |
1480 | * itself. | |
1481 | */ | |
422c0d61 | 1482 | if (scmd_id(scsicmd) != host->this_id) { |
e5718774 MH |
1483 | if ((scmd_channel(scsicmd) == CONTAINER_CHANNEL)) { |
1484 | if((scmd_id(scsicmd) >= dev->maximum_num_containers) || | |
1485 | (scsicmd->device->lun != 0)) { | |
1da177e4 LT |
1486 | scsicmd->result = DID_NO_CONNECT << 16; |
1487 | scsicmd->scsi_done(scsicmd); | |
1488 | return 0; | |
1489 | } | |
e5718774 | 1490 | cid = scmd_id(scsicmd); |
1da177e4 LT |
1491 | |
1492 | /* | |
1493 | * If the target container doesn't exist, it may have | |
1494 | * been newly created | |
1495 | */ | |
1496 | if ((fsa_dev_ptr[cid].valid & 1) == 0) { | |
1497 | switch (scsicmd->cmnd[0]) { | |
7a8cf29d MH |
1498 | case SERVICE_ACTION_IN: |
1499 | if (!(dev->raw_io_interface) || | |
1500 | !(dev->raw_io_64) || | |
1501 | ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
1502 | break; | |
1da177e4 LT |
1503 | case INQUIRY: |
1504 | case READ_CAPACITY: | |
1505 | case TEST_UNIT_READY: | |
1506 | spin_unlock_irq(host->host_lock); | |
bfb35aa8 | 1507 | aac_probe_container(dev, cid); |
131256cf MH |
1508 | if ((fsa_dev_ptr[cid].valid & 1) == 0) |
1509 | fsa_dev_ptr[cid].valid = 0; | |
1da177e4 LT |
1510 | spin_lock_irq(host->host_lock); |
1511 | if (fsa_dev_ptr[cid].valid == 0) { | |
1512 | scsicmd->result = DID_NO_CONNECT << 16; | |
1513 | scsicmd->scsi_done(scsicmd); | |
1514 | return 0; | |
1515 | } | |
1516 | default: | |
1517 | break; | |
1518 | } | |
1519 | } | |
1520 | /* | |
1521 | * If the target container still doesn't exist, | |
1522 | * return failure | |
1523 | */ | |
1524 | if (fsa_dev_ptr[cid].valid == 0) { | |
1525 | scsicmd->result = DID_BAD_TARGET << 16; | |
1526 | scsicmd->scsi_done(scsicmd); | |
1527 | return 0; | |
1528 | } | |
1529 | } else { /* check for physical non-dasd devices */ | |
1530 | if(dev->nondasd_support == 1){ | |
1531 | return aac_send_srb_fib(scsicmd); | |
1532 | } else { | |
1533 | scsicmd->result = DID_NO_CONNECT << 16; | |
1534 | scsicmd->scsi_done(scsicmd); | |
1535 | return 0; | |
1536 | } | |
1537 | } | |
1538 | } | |
1539 | /* | |
1540 | * else Command for the controller itself | |
1541 | */ | |
1542 | else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ | |
1543 | (scsicmd->cmnd[0] != TEST_UNIT_READY)) | |
1544 | { | |
1545 | dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); | |
1546 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; | |
1547 | set_sense((u8 *) &dev->fsa_dev[cid].sense_data, | |
1548 | ILLEGAL_REQUEST, | |
1549 | SENCODE_INVALID_COMMAND, | |
1550 | ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); | |
1551 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
1552 | (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) | |
1553 | ? sizeof(scsicmd->sense_buffer) | |
1554 | : sizeof(dev->fsa_dev[cid].sense_data)); | |
1555 | scsicmd->scsi_done(scsicmd); | |
1556 | return 0; | |
1557 | } | |
1558 | ||
1559 | ||
1560 | /* Handle commands here that don't really require going out to the adapter */ | |
1561 | switch (scsicmd->cmnd[0]) { | |
1562 | case INQUIRY: | |
1563 | { | |
3b2946cc | 1564 | struct inquiry_data inq_data; |
1da177e4 | 1565 | |
e5718774 | 1566 | dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", scmd_id(scsicmd))); |
3b2946cc | 1567 | memset(&inq_data, 0, sizeof (struct inquiry_data)); |
1da177e4 | 1568 | |
3b2946cc | 1569 | inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ |
3b2946cc MH |
1570 | 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 */ |
1571 | inq_data.inqd_len = 31; | |
1da177e4 | 1572 | /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ |
3b2946cc | 1573 | inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ |
1da177e4 LT |
1574 | /* |
1575 | * Set the Vendor, Product, and Revision Level | |
1576 | * see: <vendor>.c i.e. aac.c | |
1577 | */ | |
422c0d61 | 1578 | if (scmd_id(scsicmd) == host->this_id) { |
794d0601 | 1579 | setinqstr(dev, (void *) (inq_data.inqd_vid), (sizeof(container_types)/sizeof(char *))); |
3b2946cc MH |
1580 | inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ |
1581 | aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); | |
1da177e4 LT |
1582 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
1583 | scsicmd->scsi_done(scsicmd); | |
1584 | return 0; | |
1585 | } | |
794d0601 | 1586 | setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); |
3b2946cc MH |
1587 | inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ |
1588 | aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); | |
1da177e4 LT |
1589 | return aac_get_container_name(scsicmd, cid); |
1590 | } | |
7a8cf29d MH |
1591 | case SERVICE_ACTION_IN: |
1592 | if (!(dev->raw_io_interface) || | |
1593 | !(dev->raw_io_64) || | |
1594 | ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
1595 | break; | |
1596 | { | |
1597 | u64 capacity; | |
07ce5eba | 1598 | char cp[13]; |
7a8cf29d MH |
1599 | |
1600 | dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); | |
1601 | capacity = fsa_dev_ptr[cid].size - 1; | |
7a8cf29d MH |
1602 | cp[0] = (capacity >> 56) & 0xff; |
1603 | cp[1] = (capacity >> 48) & 0xff; | |
1604 | cp[2] = (capacity >> 40) & 0xff; | |
1605 | cp[3] = (capacity >> 32) & 0xff; | |
1606 | cp[4] = (capacity >> 24) & 0xff; | |
1607 | cp[5] = (capacity >> 16) & 0xff; | |
1608 | cp[6] = (capacity >> 8) & 0xff; | |
1609 | cp[7] = (capacity >> 0) & 0xff; | |
1610 | cp[8] = 0; | |
1611 | cp[9] = 0; | |
1612 | cp[10] = 2; | |
1613 | cp[11] = 0; | |
07ce5eba MH |
1614 | cp[12] = 0; |
1615 | aac_internal_transfer(scsicmd, cp, 0, | |
1241f359 | 1616 | min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); |
07ce5eba MH |
1617 | if (sizeof(cp) < scsicmd->cmnd[13]) { |
1618 | unsigned int len, offset = sizeof(cp); | |
1619 | ||
1620 | memset(cp, 0, offset); | |
1621 | do { | |
1241f359 MH |
1622 | len = min_t(size_t, scsicmd->cmnd[13] - offset, |
1623 | sizeof(cp)); | |
07ce5eba MH |
1624 | aac_internal_transfer(scsicmd, cp, offset, len); |
1625 | } while ((offset += len) < scsicmd->cmnd[13]); | |
1626 | } | |
7a8cf29d MH |
1627 | |
1628 | /* Do not cache partition table for arrays */ | |
1629 | scsicmd->device->removable = 1; | |
1630 | ||
1631 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1632 | scsicmd->scsi_done(scsicmd); | |
1633 | ||
1634 | return 0; | |
1635 | } | |
1636 | ||
1da177e4 LT |
1637 | case READ_CAPACITY: |
1638 | { | |
1639 | u32 capacity; | |
3b2946cc | 1640 | char cp[8]; |
1da177e4 LT |
1641 | |
1642 | dprintk((KERN_DEBUG "READ CAPACITY command.\n")); | |
7a8cf29d | 1643 | if (fsa_dev_ptr[cid].size <= 0x100000000ULL) |
1da177e4 LT |
1644 | capacity = fsa_dev_ptr[cid].size - 1; |
1645 | else | |
1646 | capacity = (u32)-1; | |
3b2946cc | 1647 | |
1da177e4 LT |
1648 | cp[0] = (capacity >> 24) & 0xff; |
1649 | cp[1] = (capacity >> 16) & 0xff; | |
1650 | cp[2] = (capacity >> 8) & 0xff; | |
1651 | cp[3] = (capacity >> 0) & 0xff; | |
1652 | cp[4] = 0; | |
1653 | cp[5] = 0; | |
1654 | cp[6] = 2; | |
1655 | cp[7] = 0; | |
3b2946cc | 1656 | aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); |
7a8cf29d MH |
1657 | /* Do not cache partition table for arrays */ |
1658 | scsicmd->device->removable = 1; | |
1da177e4 LT |
1659 | |
1660 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1661 | scsicmd->scsi_done(scsicmd); | |
1662 | ||
1663 | return 0; | |
1664 | } | |
1665 | ||
1666 | case MODE_SENSE: | |
1667 | { | |
3b2946cc | 1668 | char mode_buf[4]; |
1da177e4 LT |
1669 | |
1670 | dprintk((KERN_DEBUG "MODE SENSE command.\n")); | |
1da177e4 LT |
1671 | mode_buf[0] = 3; /* Mode data length */ |
1672 | mode_buf[1] = 0; /* Medium type - default */ | |
1673 | mode_buf[2] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ | |
1674 | mode_buf[3] = 0; /* Block descriptor length */ | |
1675 | ||
3b2946cc | 1676 | aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); |
1da177e4 LT |
1677 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
1678 | scsicmd->scsi_done(scsicmd); | |
1679 | ||
1680 | return 0; | |
1681 | } | |
1682 | case MODE_SENSE_10: | |
1683 | { | |
3b2946cc | 1684 | char mode_buf[8]; |
1da177e4 LT |
1685 | |
1686 | dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); | |
1da177e4 LT |
1687 | mode_buf[0] = 0; /* Mode data length (MSB) */ |
1688 | mode_buf[1] = 6; /* Mode data length (LSB) */ | |
1689 | mode_buf[2] = 0; /* Medium type - default */ | |
1690 | mode_buf[3] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ | |
1691 | mode_buf[4] = 0; /* reserved */ | |
1692 | mode_buf[5] = 0; /* reserved */ | |
1693 | mode_buf[6] = 0; /* Block descriptor length (MSB) */ | |
1694 | mode_buf[7] = 0; /* Block descriptor length (LSB) */ | |
3b2946cc | 1695 | aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); |
1da177e4 LT |
1696 | |
1697 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1698 | scsicmd->scsi_done(scsicmd); | |
1699 | ||
1700 | return 0; | |
1701 | } | |
1702 | case REQUEST_SENSE: | |
1703 | dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); | |
1704 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); | |
1705 | memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); | |
1706 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1707 | scsicmd->scsi_done(scsicmd); | |
1708 | return 0; | |
1709 | ||
1710 | case ALLOW_MEDIUM_REMOVAL: | |
1711 | dprintk((KERN_DEBUG "LOCK command.\n")); | |
1712 | if (scsicmd->cmnd[4]) | |
1713 | fsa_dev_ptr[cid].locked = 1; | |
1714 | else | |
1715 | fsa_dev_ptr[cid].locked = 0; | |
1716 | ||
1717 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1718 | scsicmd->scsi_done(scsicmd); | |
1719 | return 0; | |
1720 | /* | |
1721 | * These commands are all No-Ops | |
1722 | */ | |
1723 | case TEST_UNIT_READY: | |
1724 | case RESERVE: | |
1725 | case RELEASE: | |
1726 | case REZERO_UNIT: | |
1727 | case REASSIGN_BLOCKS: | |
1728 | case SEEK_10: | |
1729 | case START_STOP: | |
1730 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
1731 | scsicmd->scsi_done(scsicmd); | |
1732 | return 0; | |
1733 | } | |
1734 | ||
1735 | switch (scsicmd->cmnd[0]) | |
1736 | { | |
1737 | case READ_6: | |
1738 | case READ_10: | |
7a8cf29d MH |
1739 | case READ_12: |
1740 | case READ_16: | |
1da177e4 LT |
1741 | /* |
1742 | * Hack to keep track of ordinal number of the device that | |
1743 | * corresponds to a container. Needed to convert | |
1744 | * containers to /dev/sd device names | |
1745 | */ | |
1746 | ||
7a8cf29d MH |
1747 | if (scsicmd->request->rq_disk) |
1748 | strlcpy(fsa_dev_ptr[cid].devname, | |
1749 | scsicmd->request->rq_disk->disk_name, | |
1750 | min(sizeof(fsa_dev_ptr[cid].devname), | |
1751 | sizeof(scsicmd->request->rq_disk->disk_name) + 1)); | |
77d644d4 MH |
1752 | |
1753 | return aac_read(scsicmd, cid); | |
1da177e4 LT |
1754 | |
1755 | case WRITE_6: | |
1756 | case WRITE_10: | |
7a8cf29d MH |
1757 | case WRITE_12: |
1758 | case WRITE_16: | |
77d644d4 | 1759 | return aac_write(scsicmd, cid); |
1da177e4 LT |
1760 | |
1761 | case SYNCHRONIZE_CACHE: | |
1762 | /* Issue FIB to tell Firmware to flush it's cache */ | |
1763 | return aac_synchronize(scsicmd, cid); | |
1764 | ||
1765 | default: | |
1766 | /* | |
1767 | * Unhandled commands | |
1768 | */ | |
7c00ffa3 | 1769 | dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); |
1da177e4 LT |
1770 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
1771 | set_sense((u8 *) &dev->fsa_dev[cid].sense_data, | |
1772 | ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, | |
1773 | ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); | |
1774 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
1775 | (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) | |
1776 | ? sizeof(scsicmd->sense_buffer) | |
1777 | : sizeof(dev->fsa_dev[cid].sense_data)); | |
1778 | scsicmd->scsi_done(scsicmd); | |
1779 | return 0; | |
1780 | } | |
1781 | } | |
1782 | ||
1783 | static int query_disk(struct aac_dev *dev, void __user *arg) | |
1784 | { | |
1785 | struct aac_query_disk qd; | |
1786 | struct fsa_dev_info *fsa_dev_ptr; | |
1787 | ||
1788 | fsa_dev_ptr = dev->fsa_dev; | |
1789 | if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) | |
1790 | return -EFAULT; | |
1791 | if (qd.cnum == -1) | |
e5718774 | 1792 | qd.cnum = qd.id; |
1da177e4 LT |
1793 | else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) |
1794 | { | |
1795 | if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) | |
1796 | return -EINVAL; | |
1797 | qd.instance = dev->scsi_host_ptr->host_no; | |
1798 | qd.bus = 0; | |
1799 | qd.id = CONTAINER_TO_ID(qd.cnum); | |
1800 | qd.lun = CONTAINER_TO_LUN(qd.cnum); | |
1801 | } | |
1802 | else return -EINVAL; | |
1803 | ||
1804 | qd.valid = fsa_dev_ptr[qd.cnum].valid; | |
1805 | qd.locked = fsa_dev_ptr[qd.cnum].locked; | |
1806 | qd.deleted = fsa_dev_ptr[qd.cnum].deleted; | |
1807 | ||
1808 | if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') | |
1809 | qd.unmapped = 1; | |
1810 | else | |
1811 | qd.unmapped = 0; | |
1812 | ||
1813 | strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, | |
1814 | min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); | |
1815 | ||
1816 | if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) | |
1817 | return -EFAULT; | |
1818 | return 0; | |
1819 | } | |
1820 | ||
1821 | static int force_delete_disk(struct aac_dev *dev, void __user *arg) | |
1822 | { | |
1823 | struct aac_delete_disk dd; | |
1824 | struct fsa_dev_info *fsa_dev_ptr; | |
1825 | ||
1826 | fsa_dev_ptr = dev->fsa_dev; | |
1827 | ||
1828 | if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) | |
1829 | return -EFAULT; | |
1830 | ||
1831 | if (dd.cnum >= dev->maximum_num_containers) | |
1832 | return -EINVAL; | |
1833 | /* | |
1834 | * Mark this container as being deleted. | |
1835 | */ | |
1836 | fsa_dev_ptr[dd.cnum].deleted = 1; | |
1837 | /* | |
1838 | * Mark the container as no longer valid | |
1839 | */ | |
1840 | fsa_dev_ptr[dd.cnum].valid = 0; | |
1841 | return 0; | |
1842 | } | |
1843 | ||
1844 | static int delete_disk(struct aac_dev *dev, void __user *arg) | |
1845 | { | |
1846 | struct aac_delete_disk dd; | |
1847 | struct fsa_dev_info *fsa_dev_ptr; | |
1848 | ||
1849 | fsa_dev_ptr = dev->fsa_dev; | |
1850 | ||
1851 | if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) | |
1852 | return -EFAULT; | |
1853 | ||
1854 | if (dd.cnum >= dev->maximum_num_containers) | |
1855 | return -EINVAL; | |
1856 | /* | |
1857 | * If the container is locked, it can not be deleted by the API. | |
1858 | */ | |
1859 | if (fsa_dev_ptr[dd.cnum].locked) | |
1860 | return -EBUSY; | |
1861 | else { | |
1862 | /* | |
1863 | * Mark the container as no longer being valid. | |
1864 | */ | |
1865 | fsa_dev_ptr[dd.cnum].valid = 0; | |
1866 | fsa_dev_ptr[dd.cnum].devname[0] = '\0'; | |
1867 | return 0; | |
1868 | } | |
1869 | } | |
1870 | ||
1871 | int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) | |
1872 | { | |
1873 | switch (cmd) { | |
1874 | case FSACTL_QUERY_DISK: | |
1875 | return query_disk(dev, arg); | |
1876 | case FSACTL_DELETE_DISK: | |
1877 | return delete_disk(dev, arg); | |
1878 | case FSACTL_FORCE_DELETE_DISK: | |
1879 | return force_delete_disk(dev, arg); | |
1880 | case FSACTL_GET_CONTAINERS: | |
1881 | return aac_get_containers(dev); | |
1882 | default: | |
1883 | return -ENOTTY; | |
1884 | } | |
1885 | } | |
1886 | ||
1887 | /** | |
1888 | * | |
1889 | * aac_srb_callback | |
1890 | * @context: the context set in the fib - here it is scsi cmd | |
1891 | * @fibptr: pointer to the fib | |
1892 | * | |
1893 | * Handles the completion of a scsi command to a non dasd device | |
1894 | * | |
1895 | */ | |
1896 | ||
1897 | static void aac_srb_callback(void *context, struct fib * fibptr) | |
1898 | { | |
1899 | struct aac_dev *dev; | |
1900 | struct aac_srb_reply *srbreply; | |
1901 | struct scsi_cmnd *scsicmd; | |
1902 | ||
1903 | scsicmd = (struct scsi_cmnd *) context; | |
77d644d4 | 1904 | scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; |
1da177e4 LT |
1905 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; |
1906 | ||
1907 | if (fibptr == NULL) | |
1908 | BUG(); | |
1909 | ||
1910 | srbreply = (struct aac_srb_reply *) fib_data(fibptr); | |
1911 | ||
1912 | scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ | |
1913 | /* | |
1914 | * Calculate resid for sg | |
1915 | */ | |
1916 | ||
1917 | scsicmd->resid = scsicmd->request_bufflen - | |
1918 | le32_to_cpu(srbreply->data_xfer_length); | |
1919 | ||
1920 | if(scsicmd->use_sg) | |
1921 | pci_unmap_sg(dev->pdev, | |
5d5ff44f | 1922 | (struct scatterlist *)scsicmd->request_buffer, |
1da177e4 LT |
1923 | scsicmd->use_sg, |
1924 | scsicmd->sc_data_direction); | |
1925 | else if(scsicmd->request_bufflen) | |
1926 | pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, scsicmd->request_bufflen, | |
1927 | scsicmd->sc_data_direction); | |
1928 | ||
1929 | /* | |
1930 | * First check the fib status | |
1931 | */ | |
1932 | ||
1933 | if (le32_to_cpu(srbreply->status) != ST_OK){ | |
1934 | int len; | |
1935 | printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); | |
1936 | len = (le32_to_cpu(srbreply->sense_data_size) > | |
1937 | sizeof(scsicmd->sense_buffer)) ? | |
1938 | sizeof(scsicmd->sense_buffer) : | |
1939 | le32_to_cpu(srbreply->sense_data_size); | |
1940 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; | |
1941 | memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); | |
1942 | } | |
1943 | ||
1944 | /* | |
1945 | * Next check the srb status | |
1946 | */ | |
1947 | switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ | |
1948 | case SRB_STATUS_ERROR_RECOVERY: | |
1949 | case SRB_STATUS_PENDING: | |
1950 | case SRB_STATUS_SUCCESS: | |
bb08f92e | 1951 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; |
1da177e4 LT |
1952 | break; |
1953 | case SRB_STATUS_DATA_OVERRUN: | |
1954 | switch(scsicmd->cmnd[0]){ | |
1955 | case READ_6: | |
1956 | case WRITE_6: | |
1957 | case READ_10: | |
1958 | case WRITE_10: | |
1959 | case READ_12: | |
1960 | case WRITE_12: | |
7a8cf29d MH |
1961 | case READ_16: |
1962 | case WRITE_16: | |
1da177e4 LT |
1963 | if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { |
1964 | printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); | |
1965 | } else { | |
1966 | printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); | |
1967 | } | |
1968 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; | |
1969 | break; | |
1970 | case INQUIRY: { | |
bb08f92e | 1971 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; |
1da177e4 LT |
1972 | break; |
1973 | } | |
1974 | default: | |
1975 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; | |
1976 | break; | |
1977 | } | |
1978 | break; | |
1979 | case SRB_STATUS_ABORTED: | |
1980 | scsicmd->result = DID_ABORT << 16 | ABORT << 8; | |
1981 | break; | |
1982 | case SRB_STATUS_ABORT_FAILED: | |
1983 | // Not sure about this one - but assuming the hba was trying to abort for some reason | |
1984 | scsicmd->result = DID_ERROR << 16 | ABORT << 8; | |
1985 | break; | |
1986 | case SRB_STATUS_PARITY_ERROR: | |
1987 | scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; | |
1988 | break; | |
1989 | case SRB_STATUS_NO_DEVICE: | |
1990 | case SRB_STATUS_INVALID_PATH_ID: | |
1991 | case SRB_STATUS_INVALID_TARGET_ID: | |
1992 | case SRB_STATUS_INVALID_LUN: | |
1993 | case SRB_STATUS_SELECTION_TIMEOUT: | |
1994 | scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; | |
1995 | break; | |
1996 | ||
1997 | case SRB_STATUS_COMMAND_TIMEOUT: | |
1998 | case SRB_STATUS_TIMEOUT: | |
1999 | scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; | |
2000 | break; | |
2001 | ||
2002 | case SRB_STATUS_BUSY: | |
2003 | scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; | |
2004 | break; | |
2005 | ||
2006 | case SRB_STATUS_BUS_RESET: | |
2007 | scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; | |
2008 | break; | |
2009 | ||
2010 | case SRB_STATUS_MESSAGE_REJECTED: | |
2011 | scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; | |
2012 | break; | |
2013 | case SRB_STATUS_REQUEST_FLUSHED: | |
2014 | case SRB_STATUS_ERROR: | |
2015 | case SRB_STATUS_INVALID_REQUEST: | |
2016 | case SRB_STATUS_REQUEST_SENSE_FAILED: | |
2017 | case SRB_STATUS_NO_HBA: | |
2018 | case SRB_STATUS_UNEXPECTED_BUS_FREE: | |
2019 | case SRB_STATUS_PHASE_SEQUENCE_FAILURE: | |
2020 | case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: | |
2021 | case SRB_STATUS_DELAYED_RETRY: | |
2022 | case SRB_STATUS_BAD_FUNCTION: | |
2023 | case SRB_STATUS_NOT_STARTED: | |
2024 | case SRB_STATUS_NOT_IN_USE: | |
2025 | case SRB_STATUS_FORCE_ABORT: | |
2026 | case SRB_STATUS_DOMAIN_VALIDATION_FAIL: | |
2027 | default: | |
2028 | #ifdef AAC_DETAILED_STATUS_INFO | |
2029 | printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", | |
2030 | le32_to_cpu(srbreply->srb_status) & 0x3F, | |
2031 | aac_get_status_string( | |
2032 | le32_to_cpu(srbreply->srb_status) & 0x3F), | |
2033 | scsicmd->cmnd[0], | |
2034 | le32_to_cpu(srbreply->scsi_status)); | |
2035 | #endif | |
2036 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; | |
2037 | break; | |
2038 | } | |
2039 | if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition | |
2040 | int len; | |
2041 | scsicmd->result |= SAM_STAT_CHECK_CONDITION; | |
2042 | len = (le32_to_cpu(srbreply->sense_data_size) > | |
2043 | sizeof(scsicmd->sense_buffer)) ? | |
2044 | sizeof(scsicmd->sense_buffer) : | |
2045 | le32_to_cpu(srbreply->sense_data_size); | |
2046 | #ifdef AAC_DETAILED_STATUS_INFO | |
7a8cf29d MH |
2047 | printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", |
2048 | le32_to_cpu(srbreply->status), len); | |
1da177e4 LT |
2049 | #endif |
2050 | memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); | |
2051 | ||
2052 | } | |
2053 | /* | |
2054 | * OR in the scsi status (already shifted up a bit) | |
2055 | */ | |
2056 | scsicmd->result |= le32_to_cpu(srbreply->scsi_status); | |
2057 | ||
bfb35aa8 MH |
2058 | aac_fib_complete(fibptr); |
2059 | aac_fib_free(fibptr); | |
8e0c5ebd | 2060 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
2061 | } |
2062 | ||
2063 | /** | |
2064 | * | |
2065 | * aac_send_scb_fib | |
2066 | * @scsicmd: the scsi command block | |
2067 | * | |
2068 | * This routine will form a FIB and fill in the aac_srb from the | |
2069 | * scsicmd passed in. | |
2070 | */ | |
2071 | ||
2072 | static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) | |
2073 | { | |
2074 | struct fib* cmd_fibcontext; | |
2075 | struct aac_dev* dev; | |
2076 | int status; | |
2077 | struct aac_srb *srbcmd; | |
2078 | u16 fibsize; | |
2079 | u32 flag; | |
2080 | u32 timeout; | |
2081 | ||
84971738 | 2082 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; |
e5718774 | 2083 | if (scmd_id(scsicmd) >= dev->maximum_num_physicals || |
84971738 | 2084 | scsicmd->device->lun > 7) { |
1da177e4 LT |
2085 | scsicmd->result = DID_NO_CONNECT << 16; |
2086 | scsicmd->scsi_done(scsicmd); | |
2087 | return 0; | |
2088 | } | |
2089 | ||
1da177e4 LT |
2090 | switch(scsicmd->sc_data_direction){ |
2091 | case DMA_TO_DEVICE: | |
2092 | flag = SRB_DataOut; | |
2093 | break; | |
2094 | case DMA_BIDIRECTIONAL: | |
2095 | flag = SRB_DataIn | SRB_DataOut; | |
2096 | break; | |
2097 | case DMA_FROM_DEVICE: | |
2098 | flag = SRB_DataIn; | |
2099 | break; | |
2100 | case DMA_NONE: | |
2101 | default: /* shuts up some versions of gcc */ | |
2102 | flag = SRB_NoDataXfer; | |
2103 | break; | |
2104 | } | |
2105 | ||
2106 | ||
2107 | /* | |
2108 | * Allocate and initialize a Fib then setup a BlockWrite command | |
2109 | */ | |
bfb35aa8 | 2110 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
1da177e4 LT |
2111 | return -1; |
2112 | } | |
bfb35aa8 | 2113 | aac_fib_init(cmd_fibcontext); |
1da177e4 LT |
2114 | |
2115 | srbcmd = (struct aac_srb*) fib_data(cmd_fibcontext); | |
2116 | srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); | |
e5718774 MH |
2117 | srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(scsicmd))); |
2118 | srbcmd->id = cpu_to_le32(scmd_id(scsicmd)); | |
1da177e4 LT |
2119 | srbcmd->lun = cpu_to_le32(scsicmd->device->lun); |
2120 | srbcmd->flags = cpu_to_le32(flag); | |
5262d085 | 2121 | timeout = scsicmd->timeout_per_command/HZ; |
1da177e4 LT |
2122 | if(timeout == 0){ |
2123 | timeout = 1; | |
2124 | } | |
2125 | srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds | |
2126 | srbcmd->retry_limit = 0; /* Obsolete parameter */ | |
2127 | srbcmd->cdb_size = cpu_to_le32(scsicmd->cmd_len); | |
2128 | ||
2129 | if( dev->dac_support == 1 ) { | |
2130 | aac_build_sg64(scsicmd, (struct sgmap64*) &srbcmd->sg); | |
2131 | srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); | |
2132 | ||
2133 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
2134 | memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); | |
2135 | /* | |
2136 | * Build Scatter/Gather list | |
2137 | */ | |
2138 | fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + | |
2139 | ((le32_to_cpu(srbcmd->sg.count) & 0xff) * | |
2140 | sizeof (struct sgentry64)); | |
7c00ffa3 | 2141 | BUG_ON (fibsize > (dev->max_fib_size - |
1da177e4 LT |
2142 | sizeof(struct aac_fibhdr))); |
2143 | ||
2144 | /* | |
2145 | * Now send the Fib to the adapter | |
2146 | */ | |
bfb35aa8 | 2147 | status = aac_fib_send(ScsiPortCommand64, cmd_fibcontext, |
1da177e4 LT |
2148 | fibsize, FsaNormal, 0, 1, |
2149 | (fib_callback) aac_srb_callback, | |
2150 | (void *) scsicmd); | |
2151 | } else { | |
2152 | aac_build_sg(scsicmd, (struct sgmap*)&srbcmd->sg); | |
2153 | srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); | |
2154 | ||
2155 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
2156 | memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); | |
2157 | /* | |
2158 | * Build Scatter/Gather list | |
2159 | */ | |
2160 | fibsize = sizeof (struct aac_srb) + | |
2161 | (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * | |
2162 | sizeof (struct sgentry)); | |
7c00ffa3 | 2163 | BUG_ON (fibsize > (dev->max_fib_size - |
1da177e4 LT |
2164 | sizeof(struct aac_fibhdr))); |
2165 | ||
2166 | /* | |
2167 | * Now send the Fib to the adapter | |
2168 | */ | |
bfb35aa8 | 2169 | status = aac_fib_send(ScsiPortCommand, cmd_fibcontext, fibsize, FsaNormal, 0, 1, |
1da177e4 LT |
2170 | (fib_callback) aac_srb_callback, (void *) scsicmd); |
2171 | } | |
2172 | /* | |
2173 | * Check that the command queued to the controller | |
2174 | */ | |
77d644d4 MH |
2175 | if (status == -EINPROGRESS) { |
2176 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 LT |
2177 | return 0; |
2178 | } | |
2179 | ||
bfb35aa8 MH |
2180 | printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); |
2181 | aac_fib_complete(cmd_fibcontext); | |
2182 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
2183 | |
2184 | return -1; | |
2185 | } | |
2186 | ||
2187 | static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) | |
2188 | { | |
2189 | struct aac_dev *dev; | |
2190 | unsigned long byte_count = 0; | |
2191 | ||
2192 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
2193 | // Get rid of old data | |
2194 | psg->count = 0; | |
2195 | psg->sg[0].addr = 0; | |
2196 | psg->sg[0].count = 0; | |
2197 | if (scsicmd->use_sg) { | |
2198 | struct scatterlist *sg; | |
2199 | int i; | |
2200 | int sg_count; | |
2201 | sg = (struct scatterlist *) scsicmd->request_buffer; | |
2202 | ||
2203 | sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, | |
2204 | scsicmd->sc_data_direction); | |
2205 | psg->count = cpu_to_le32(sg_count); | |
2206 | ||
1da177e4 LT |
2207 | for (i = 0; i < sg_count; i++) { |
2208 | psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); | |
2209 | psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); | |
2210 | byte_count += sg_dma_len(sg); | |
2211 | sg++; | |
2212 | } | |
2213 | /* hba wants the size to be exact */ | |
2214 | if(byte_count > scsicmd->request_bufflen){ | |
56b58712 MH |
2215 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - |
2216 | (byte_count - scsicmd->request_bufflen); | |
2217 | psg->sg[i-1].count = cpu_to_le32(temp); | |
1da177e4 LT |
2218 | byte_count = scsicmd->request_bufflen; |
2219 | } | |
2220 | /* Check for command underflow */ | |
2221 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2222 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2223 | byte_count, scsicmd->underflow); | |
2224 | } | |
2225 | } | |
2226 | else if(scsicmd->request_bufflen) { | |
3c1e0cca MH |
2227 | u32 addr; |
2228 | scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, | |
1da177e4 LT |
2229 | scsicmd->request_buffer, |
2230 | scsicmd->request_bufflen, | |
2231 | scsicmd->sc_data_direction); | |
3c1e0cca | 2232 | addr = scsicmd->SCp.dma_handle; |
1da177e4 LT |
2233 | psg->count = cpu_to_le32(1); |
2234 | psg->sg[0].addr = cpu_to_le32(addr); | |
2235 | psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); | |
1da177e4 LT |
2236 | byte_count = scsicmd->request_bufflen; |
2237 | } | |
2238 | return byte_count; | |
2239 | } | |
2240 | ||
2241 | ||
2242 | static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) | |
2243 | { | |
2244 | struct aac_dev *dev; | |
2245 | unsigned long byte_count = 0; | |
56b58712 | 2246 | u64 addr; |
1da177e4 LT |
2247 | |
2248 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
2249 | // Get rid of old data | |
2250 | psg->count = 0; | |
2251 | psg->sg[0].addr[0] = 0; | |
2252 | psg->sg[0].addr[1] = 0; | |
2253 | psg->sg[0].count = 0; | |
2254 | if (scsicmd->use_sg) { | |
2255 | struct scatterlist *sg; | |
2256 | int i; | |
2257 | int sg_count; | |
2258 | sg = (struct scatterlist *) scsicmd->request_buffer; | |
2259 | ||
2260 | sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, | |
2261 | scsicmd->sc_data_direction); | |
1da177e4 LT |
2262 | |
2263 | for (i = 0; i < sg_count; i++) { | |
1241f359 | 2264 | int count = sg_dma_len(sg); |
56b58712 MH |
2265 | addr = sg_dma_address(sg); |
2266 | psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); | |
2267 | psg->sg[i].addr[1] = cpu_to_le32(addr>>32); | |
1241f359 MH |
2268 | psg->sg[i].count = cpu_to_le32(count); |
2269 | byte_count += count; | |
1da177e4 LT |
2270 | sg++; |
2271 | } | |
1241f359 | 2272 | psg->count = cpu_to_le32(sg_count); |
1da177e4 LT |
2273 | /* hba wants the size to be exact */ |
2274 | if(byte_count > scsicmd->request_bufflen){ | |
56b58712 MH |
2275 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - |
2276 | (byte_count - scsicmd->request_bufflen); | |
2277 | psg->sg[i-1].count = cpu_to_le32(temp); | |
1da177e4 LT |
2278 | byte_count = scsicmd->request_bufflen; |
2279 | } | |
2280 | /* Check for command underflow */ | |
2281 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2282 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2283 | byte_count, scsicmd->underflow); | |
2284 | } | |
2285 | } | |
2286 | else if(scsicmd->request_bufflen) { | |
1241f359 | 2287 | scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, |
1da177e4 LT |
2288 | scsicmd->request_buffer, |
2289 | scsicmd->request_bufflen, | |
2290 | scsicmd->sc_data_direction); | |
1241f359 | 2291 | addr = scsicmd->SCp.dma_handle; |
1da177e4 | 2292 | psg->count = cpu_to_le32(1); |
56b58712 MH |
2293 | psg->sg[0].addr[0] = cpu_to_le32(addr & 0xffffffff); |
2294 | psg->sg[0].addr[1] = cpu_to_le32(addr >> 32); | |
1da177e4 | 2295 | psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); |
1da177e4 LT |
2296 | byte_count = scsicmd->request_bufflen; |
2297 | } | |
2298 | return byte_count; | |
2299 | } | |
2300 | ||
0e68c003 MH |
2301 | static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) |
2302 | { | |
2303 | struct Scsi_Host *host = scsicmd->device->host; | |
2304 | struct aac_dev *dev = (struct aac_dev *)host->hostdata; | |
2305 | unsigned long byte_count = 0; | |
2306 | ||
2307 | // Get rid of old data | |
2308 | psg->count = 0; | |
2309 | psg->sg[0].next = 0; | |
2310 | psg->sg[0].prev = 0; | |
2311 | psg->sg[0].addr[0] = 0; | |
2312 | psg->sg[0].addr[1] = 0; | |
2313 | psg->sg[0].count = 0; | |
2314 | psg->sg[0].flags = 0; | |
2315 | if (scsicmd->use_sg) { | |
2316 | struct scatterlist *sg; | |
2317 | int i; | |
2318 | int sg_count; | |
2319 | sg = (struct scatterlist *) scsicmd->request_buffer; | |
2320 | ||
2321 | sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, | |
2322 | scsicmd->sc_data_direction); | |
2323 | ||
2324 | for (i = 0; i < sg_count; i++) { | |
2325 | int count = sg_dma_len(sg); | |
2326 | u64 addr = sg_dma_address(sg); | |
2327 | psg->sg[i].next = 0; | |
2328 | psg->sg[i].prev = 0; | |
2329 | psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); | |
2330 | psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); | |
2331 | psg->sg[i].count = cpu_to_le32(count); | |
2332 | psg->sg[i].flags = 0; | |
2333 | byte_count += count; | |
2334 | sg++; | |
2335 | } | |
2336 | psg->count = cpu_to_le32(sg_count); | |
2337 | /* hba wants the size to be exact */ | |
2338 | if(byte_count > scsicmd->request_bufflen){ | |
2339 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
2340 | (byte_count - scsicmd->request_bufflen); | |
2341 | psg->sg[i-1].count = cpu_to_le32(temp); | |
2342 | byte_count = scsicmd->request_bufflen; | |
2343 | } | |
2344 | /* Check for command underflow */ | |
2345 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2346 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2347 | byte_count, scsicmd->underflow); | |
2348 | } | |
2349 | } | |
2350 | else if(scsicmd->request_bufflen) { | |
2351 | int count; | |
2352 | u64 addr; | |
2353 | scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, | |
2354 | scsicmd->request_buffer, | |
2355 | scsicmd->request_bufflen, | |
2356 | scsicmd->sc_data_direction); | |
2357 | addr = scsicmd->SCp.dma_handle; | |
2358 | count = scsicmd->request_bufflen; | |
2359 | psg->count = cpu_to_le32(1); | |
2360 | psg->sg[0].next = 0; | |
2361 | psg->sg[0].prev = 0; | |
2362 | psg->sg[0].addr[1] = cpu_to_le32((u32)(addr>>32)); | |
2363 | psg->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); | |
2364 | psg->sg[0].count = cpu_to_le32(count); | |
2365 | psg->sg[0].flags = 0; | |
2366 | byte_count = scsicmd->request_bufflen; | |
2367 | } | |
2368 | return byte_count; | |
2369 | } | |
2370 | ||
1da177e4 LT |
2371 | #ifdef AAC_DETAILED_STATUS_INFO |
2372 | ||
2373 | struct aac_srb_status_info { | |
2374 | u32 status; | |
2375 | char *str; | |
2376 | }; | |
2377 | ||
2378 | ||
2379 | static struct aac_srb_status_info srb_status_info[] = { | |
2380 | { SRB_STATUS_PENDING, "Pending Status"}, | |
2381 | { SRB_STATUS_SUCCESS, "Success"}, | |
2382 | { SRB_STATUS_ABORTED, "Aborted Command"}, | |
2383 | { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, | |
2384 | { SRB_STATUS_ERROR, "Error Event"}, | |
2385 | { SRB_STATUS_BUSY, "Device Busy"}, | |
2386 | { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, | |
2387 | { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, | |
2388 | { SRB_STATUS_NO_DEVICE, "No Device"}, | |
2389 | { SRB_STATUS_TIMEOUT, "Timeout"}, | |
2390 | { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, | |
2391 | { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, | |
2392 | { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, | |
2393 | { SRB_STATUS_BUS_RESET, "Bus Reset"}, | |
2394 | { SRB_STATUS_PARITY_ERROR, "Parity Error"}, | |
2395 | { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, | |
2396 | { SRB_STATUS_NO_HBA, "No HBA"}, | |
2397 | { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, | |
2398 | { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, | |
2399 | { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, | |
2400 | { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, | |
2401 | { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, | |
2402 | { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, | |
2403 | { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, | |
2404 | { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, | |
2405 | { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, | |
2406 | { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, | |
2407 | { SRB_STATUS_NOT_STARTED, "Not Started"}, | |
2408 | { SRB_STATUS_NOT_IN_USE, "Not In Use"}, | |
2409 | { SRB_STATUS_FORCE_ABORT, "Force Abort"}, | |
2410 | { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, | |
2411 | { 0xff, "Unknown Error"} | |
2412 | }; | |
2413 | ||
2414 | char *aac_get_status_string(u32 status) | |
2415 | { | |
2416 | int i; | |
2417 | ||
2418 | for(i=0; i < (sizeof(srb_status_info)/sizeof(struct aac_srb_status_info)); i++ ){ | |
2419 | if(srb_status_info[i].status == status){ | |
2420 | return srb_status_info[i].str; | |
2421 | } | |
2422 | } | |
2423 | ||
2424 | return "Bad Status Code"; | |
2425 | } | |
2426 | ||
2427 | #endif |