Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * Adaptec AAC series RAID controller driver | |
fa195afe | 3 | * (c) Copyright 2001 Red Hat Inc. |
1da177e4 LT |
4 | * |
5 | * based on the old aacraid driver that is.. | |
6 | * Adaptec aacraid device driver for Linux. | |
7 | * | |
e8b12f0f MR |
8 | * Copyright (c) 2000-2010 Adaptec, Inc. |
9 | * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) | |
1da177e4 LT |
10 | * |
11 | * This program is free software; you can redistribute it and/or modify | |
12 | * it under the terms of the GNU General Public License as published by | |
13 | * the Free Software Foundation; either version 2, or (at your option) | |
14 | * any later version. | |
15 | * | |
16 | * This program is distributed in the hope that it will be useful, | |
17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | * GNU General Public License for more details. | |
20 | * | |
21 | * You should have received a copy of the GNU General Public License | |
22 | * along with this program; see the file COPYING. If not, write to | |
23 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
24 | * | |
25 | */ | |
26 | ||
27 | #include <linux/kernel.h> | |
28 | #include <linux/init.h> | |
29 | #include <linux/types.h> | |
1da177e4 LT |
30 | #include <linux/pci.h> |
31 | #include <linux/spinlock.h> | |
32 | #include <linux/slab.h> | |
33 | #include <linux/completion.h> | |
34 | #include <linux/blkdev.h> | |
1da177e4 | 35 | #include <asm/uaccess.h> |
3a0086a8 | 36 | #include <linux/highmem.h> /* For flush_kernel_dcache_page */ |
acf3368f | 37 | #include <linux/module.h> |
1da177e4 LT |
38 | |
39 | #include <scsi/scsi.h> | |
40 | #include <scsi/scsi_cmnd.h> | |
41 | #include <scsi/scsi_device.h> | |
42 | #include <scsi/scsi_host.h> | |
43 | ||
44 | #include "aacraid.h" | |
45 | ||
46 | /* values for inqd_pdt: Peripheral device type in plain English */ | |
47 | #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ | |
48 | #define INQD_PDT_PROC 0x03 /* Processor device */ | |
49 | #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ | |
50 | #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ | |
51 | #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ | |
52 | #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ | |
53 | ||
54 | #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ | |
55 | #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ | |
56 | ||
1da177e4 LT |
57 | /* |
58 | * Sense codes | |
59 | */ | |
8ce3eca4 SM |
60 | |
61 | #define SENCODE_NO_SENSE 0x00 | |
62 | #define SENCODE_END_OF_DATA 0x00 | |
63 | #define SENCODE_BECOMING_READY 0x04 | |
64 | #define SENCODE_INIT_CMD_REQUIRED 0x04 | |
65 | #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A | |
66 | #define SENCODE_INVALID_COMMAND 0x20 | |
67 | #define SENCODE_LBA_OUT_OF_RANGE 0x21 | |
68 | #define SENCODE_INVALID_CDB_FIELD 0x24 | |
69 | #define SENCODE_LUN_NOT_SUPPORTED 0x25 | |
70 | #define SENCODE_INVALID_PARAM_FIELD 0x26 | |
71 | #define SENCODE_PARAM_NOT_SUPPORTED 0x26 | |
72 | #define SENCODE_PARAM_VALUE_INVALID 0x26 | |
73 | #define SENCODE_RESET_OCCURRED 0x29 | |
74 | #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E | |
75 | #define SENCODE_INQUIRY_DATA_CHANGED 0x3F | |
76 | #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 | |
77 | #define SENCODE_DIAGNOSTIC_FAILURE 0x40 | |
78 | #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 | |
79 | #define SENCODE_INVALID_MESSAGE_ERROR 0x49 | |
80 | #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c | |
81 | #define SENCODE_OVERLAPPED_COMMAND 0x4E | |
1da177e4 LT |
82 | |
83 | /* | |
84 | * Additional sense codes | |
85 | */ | |
8ce3eca4 SM |
86 | |
87 | #define ASENCODE_NO_SENSE 0x00 | |
88 | #define ASENCODE_END_OF_DATA 0x05 | |
89 | #define ASENCODE_BECOMING_READY 0x01 | |
90 | #define ASENCODE_INIT_CMD_REQUIRED 0x02 | |
91 | #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 | |
92 | #define ASENCODE_INVALID_COMMAND 0x00 | |
93 | #define ASENCODE_LBA_OUT_OF_RANGE 0x00 | |
94 | #define ASENCODE_INVALID_CDB_FIELD 0x00 | |
95 | #define ASENCODE_LUN_NOT_SUPPORTED 0x00 | |
96 | #define ASENCODE_INVALID_PARAM_FIELD 0x00 | |
97 | #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 | |
98 | #define ASENCODE_PARAM_VALUE_INVALID 0x02 | |
99 | #define ASENCODE_RESET_OCCURRED 0x00 | |
100 | #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 | |
101 | #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 | |
102 | #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 | |
103 | #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 | |
104 | #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 | |
105 | #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 | |
106 | #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 | |
107 | #define ASENCODE_OVERLAPPED_COMMAND 0x00 | |
1da177e4 LT |
108 | |
109 | #define BYTE0(x) (unsigned char)(x) | |
110 | #define BYTE1(x) (unsigned char)((x) >> 8) | |
111 | #define BYTE2(x) (unsigned char)((x) >> 16) | |
112 | #define BYTE3(x) (unsigned char)((x) >> 24) | |
113 | ||
114 | /*------------------------------------------------------------------------------ | |
115 | * S T R U C T S / T Y P E D E F S | |
116 | *----------------------------------------------------------------------------*/ | |
117 | /* SCSI inquiry data */ | |
118 | struct inquiry_data { | |
8ce3eca4 SM |
119 | u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ |
120 | u8 inqd_dtq; /* RMB | Device Type Qualifier */ | |
1da177e4 LT |
121 | u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ |
122 | u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ | |
123 | u8 inqd_len; /* Additional length (n-4) */ | |
124 | u8 inqd_pad1[2];/* Reserved - must be zero */ | |
125 | u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ | |
126 | u8 inqd_vid[8]; /* Vendor ID */ | |
127 | u8 inqd_pid[16];/* Product ID */ | |
128 | u8 inqd_prl[4]; /* Product Revision Level */ | |
129 | }; | |
130 | ||
131 | /* | |
132 | * M O D U L E G L O B A L S | |
133 | */ | |
8ce3eca4 | 134 | |
1da177e4 LT |
135 | static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); |
136 | static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); | |
0e68c003 | 137 | static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg); |
85d22bbf MR |
138 | static unsigned long aac_build_sgraw2(struct scsi_cmnd *scsicmd, struct aac_raw_io2 *rio2, int sg_max); |
139 | static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new); | |
1da177e4 LT |
140 | static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); |
141 | #ifdef AAC_DETAILED_STATUS_INFO | |
142 | static char *aac_get_status_string(u32 status); | |
143 | #endif | |
144 | ||
145 | /* | |
146 | * Non dasd selection is handled entirely in aachba now | |
8ce3eca4 SM |
147 | */ |
148 | ||
1da177e4 | 149 | static int nondasd = -1; |
d8e96507 | 150 | static int aac_cache = 2; /* WCE=0 to avoid performance problems */ |
1da177e4 | 151 | static int dacmode = -1; |
8ef22247 | 152 | int aac_msi; |
1208bab5 | 153 | int aac_commit = -1; |
404d9a90 MH |
154 | int startup_timeout = 180; |
155 | int aif_timeout = 120; | |
11604612 | 156 | int aac_sync_mode; /* Only Sync. transfer - disabled */ |
85d22bbf | 157 | int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ |
1da177e4 | 158 | |
11604612 MR |
159 | module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); |
160 | MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" | |
161 | " 0=off, 1=on"); | |
85d22bbf MR |
162 | module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); |
163 | MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" | |
164 | " 0=off, 1=on"); | |
9a72f976 | 165 | module_param(nondasd, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
166 | MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." |
167 | " 0=off, 1=on"); | |
95e852e1 | 168 | module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
169 | MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" |
170 | "\tbit 0 - Disable FUA in WRITE SCSI commands\n" | |
171 | "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" | |
d8e96507 | 172 | "\tbit 2 - Disable only if Battery is protecting Cache"); |
9a72f976 | 173 | module_param(dacmode, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
174 | MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." |
175 | " 0=off, 1=on"); | |
1208bab5 | 176 | module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
177 | MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" |
178 | " adapter for foreign arrays.\n" | |
179 | "This is typically needed in systems that do not have a BIOS." | |
180 | " 0=off, 1=on"); | |
181 | module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); | |
182 | MODULE_PARM_DESC(msi, "IRQ handling." | |
183 | " 0=PIC(default), 1=MSI, 2=MSI-X(unsupported, uses MSI)"); | |
404d9a90 | 184 | module_param(startup_timeout, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
185 | MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" |
186 | " adapter to have it's kernel up and\n" | |
187 | "running. This is typically adjusted for large systems that do not" | |
188 | " have a BIOS."); | |
404d9a90 | 189 | module_param(aif_timeout, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
190 | MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" |
191 | " applications to pick up AIFs before\n" | |
192 | "deregistering them. This is typically adjusted for heavily burdened" | |
193 | " systems."); | |
1da177e4 | 194 | |
7c00ffa3 MH |
195 | int numacb = -1; |
196 | module_param(numacb, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
197 | MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" |
198 | " blocks (FIB) allocated. Valid values are 512 and down. Default is" | |
199 | " to use suggestion from Firmware."); | |
7c00ffa3 MH |
200 | |
201 | int acbsize = -1; | |
202 | module_param(acbsize, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
203 | MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" |
204 | " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" | |
205 | " suggestion from Firmware."); | |
653ba58d | 206 | |
29c97684 SM |
207 | int update_interval = 30 * 60; |
208 | module_param(update_interval, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
209 | MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" |
210 | " updates issued to adapter."); | |
29c97684 SM |
211 | |
212 | int check_interval = 24 * 60 * 60; | |
213 | module_param(check_interval, int, S_IRUGO|S_IWUSR); | |
8ef22247 SM |
214 | MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" |
215 | " checks."); | |
29c97684 | 216 | |
87f3bda3 AM |
217 | int aac_check_reset = 1; |
218 | module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); | |
95e7a8ef | 219 | MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" |
8ef22247 SM |
220 | " adapter. a value of -1 forces the reset to adapters programmed to" |
221 | " ignore it."); | |
29c97684 | 222 | |
e37ee4be | 223 | int expose_physicals = -1; |
653ba58d | 224 | module_param(expose_physicals, int, S_IRUGO|S_IWUSR); |
8ef22247 SM |
225 | MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." |
226 | " -1=protect 0=off, 1=on"); | |
03d44337 | 227 | |
8ef22247 | 228 | int aac_reset_devices; |
1208bab5 SM |
229 | module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); |
230 | MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); | |
03d44337 | 231 | |
d8e96507 LA |
232 | int aac_wwn = 1; |
233 | module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); | |
234 | MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" | |
235 | "\t0 - Disable\n" | |
236 | "\t1 - Array Meta Data Signature (default)\n" | |
237 | "\t2 - Adapter Serial Number"); | |
238 | ||
239 | ||
03d44337 MH |
240 | static inline int aac_valid_context(struct scsi_cmnd *scsicmd, |
241 | struct fib *fibptr) { | |
242 | struct scsi_device *device; | |
243 | ||
8ce3eca4 | 244 | if (unlikely(!scsicmd || !scsicmd->scsi_done)) { |
c835e372 | 245 | dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); |
8ce3eca4 SM |
246 | aac_fib_complete(fibptr); |
247 | aac_fib_free(fibptr); | |
248 | return 0; | |
249 | } | |
03d44337 MH |
250 | scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; |
251 | device = scsicmd->device; | |
252 | if (unlikely(!device || !scsi_device_online(device))) { | |
253 | dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); | |
254 | aac_fib_complete(fibptr); | |
255 | aac_fib_free(fibptr); | |
256 | return 0; | |
257 | } | |
258 | return 1; | |
259 | } | |
260 | ||
1da177e4 LT |
261 | /** |
262 | * aac_get_config_status - check the adapter configuration | |
263 | * @common: adapter to query | |
264 | * | |
265 | * Query config status, and commit the configuration if needed. | |
266 | */ | |
8c867b25 | 267 | int aac_get_config_status(struct aac_dev *dev, int commit_flag) |
1da177e4 LT |
268 | { |
269 | int status = 0; | |
270 | struct fib * fibptr; | |
271 | ||
bfb35aa8 | 272 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
273 | return -ENOMEM; |
274 | ||
bfb35aa8 | 275 | aac_fib_init(fibptr); |
1da177e4 LT |
276 | { |
277 | struct aac_get_config_status *dinfo; | |
278 | dinfo = (struct aac_get_config_status *) fib_data(fibptr); | |
279 | ||
280 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
281 | dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); | |
282 | dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); | |
283 | } | |
284 | ||
bfb35aa8 | 285 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
286 | fibptr, |
287 | sizeof (struct aac_get_config_status), | |
288 | FsaNormal, | |
289 | 1, 1, | |
290 | NULL, NULL); | |
8ce3eca4 | 291 | if (status < 0) { |
1da177e4 LT |
292 | printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); |
293 | } else { | |
294 | struct aac_get_config_status_resp *reply | |
295 | = (struct aac_get_config_status_resp *) fib_data(fibptr); | |
296 | dprintk((KERN_WARNING | |
297 | "aac_get_config_status: response=%d status=%d action=%d\n", | |
298 | le32_to_cpu(reply->response), | |
299 | le32_to_cpu(reply->status), | |
300 | le32_to_cpu(reply->data.action))); | |
301 | if ((le32_to_cpu(reply->response) != ST_OK) || | |
302 | (le32_to_cpu(reply->status) != CT_OK) || | |
303 | (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { | |
304 | printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); | |
305 | status = -EINVAL; | |
306 | } | |
307 | } | |
cacb6dc3 PNRCEH |
308 | /* Do not set XferState to zero unless receives a response from F/W */ |
309 | if (status >= 0) | |
310 | aac_fib_complete(fibptr); | |
311 | ||
1da177e4 LT |
312 | /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ |
313 | if (status >= 0) { | |
1208bab5 | 314 | if ((aac_commit == 1) || commit_flag) { |
1da177e4 | 315 | struct aac_commit_config * dinfo; |
bfb35aa8 | 316 | aac_fib_init(fibptr); |
1da177e4 | 317 | dinfo = (struct aac_commit_config *) fib_data(fibptr); |
8ce3eca4 | 318 | |
1da177e4 LT |
319 | dinfo->command = cpu_to_le32(VM_ContainerConfig); |
320 | dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); | |
8ce3eca4 | 321 | |
bfb35aa8 | 322 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
323 | fibptr, |
324 | sizeof (struct aac_commit_config), | |
325 | FsaNormal, | |
326 | 1, 1, | |
327 | NULL, NULL); | |
cacb6dc3 PNRCEH |
328 | /* Do not set XferState to zero unless |
329 | * receives a response from F/W */ | |
330 | if (status >= 0) | |
331 | aac_fib_complete(fibptr); | |
1208bab5 | 332 | } else if (aac_commit == 0) { |
1da177e4 LT |
333 | printk(KERN_WARNING |
334 | "aac_get_config_status: Foreign device configurations are being ignored\n"); | |
335 | } | |
336 | } | |
cacb6dc3 PNRCEH |
337 | /* FIB should be freed only after getting the response from the F/W */ |
338 | if (status != -ERESTARTSYS) | |
339 | aac_fib_free(fibptr); | |
1da177e4 LT |
340 | return status; |
341 | } | |
342 | ||
e3cc268f RM |
343 | static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) |
344 | { | |
345 | char inq_data; | |
346 | scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); | |
347 | if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { | |
348 | inq_data &= 0xdf; | |
349 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); | |
350 | } | |
351 | } | |
352 | ||
1da177e4 LT |
353 | /** |
354 | * aac_get_containers - list containers | |
355 | * @common: adapter to probe | |
356 | * | |
357 | * Make a list of all containers on this controller | |
358 | */ | |
359 | int aac_get_containers(struct aac_dev *dev) | |
360 | { | |
361 | struct fsa_dev_info *fsa_dev_ptr; | |
8ce3eca4 | 362 | u32 index; |
1da177e4 LT |
363 | int status = 0; |
364 | struct fib * fibptr; | |
1da177e4 LT |
365 | struct aac_get_container_count *dinfo; |
366 | struct aac_get_container_count_resp *dresp; | |
367 | int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; | |
368 | ||
bfb35aa8 | 369 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
370 | return -ENOMEM; |
371 | ||
bfb35aa8 | 372 | aac_fib_init(fibptr); |
1da177e4 LT |
373 | dinfo = (struct aac_get_container_count *) fib_data(fibptr); |
374 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
375 | dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); | |
376 | ||
bfb35aa8 | 377 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
378 | fibptr, |
379 | sizeof (struct aac_get_container_count), | |
380 | FsaNormal, | |
381 | 1, 1, | |
382 | NULL, NULL); | |
383 | if (status >= 0) { | |
384 | dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); | |
385 | maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); | |
bfb35aa8 | 386 | aac_fib_complete(fibptr); |
1da177e4 | 387 | } |
cacb6dc3 PNRCEH |
388 | /* FIB should be freed only after getting the response from the F/W */ |
389 | if (status != -ERESTARTSYS) | |
390 | aac_fib_free(fibptr); | |
1da177e4 LT |
391 | |
392 | if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) | |
393 | maximum_num_containers = MAXIMUM_NUM_CONTAINERS; | |
1a655040 | 394 | fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, |
fe76df42 MH |
395 | GFP_KERNEL); |
396 | if (!fsa_dev_ptr) | |
1da177e4 | 397 | return -ENOMEM; |
1da177e4 LT |
398 | |
399 | dev->fsa_dev = fsa_dev_ptr; | |
400 | dev->maximum_num_containers = maximum_num_containers; | |
401 | ||
fe76df42 | 402 | for (index = 0; index < dev->maximum_num_containers; ) { |
1da177e4 LT |
403 | fsa_dev_ptr[index].devname[0] = '\0'; |
404 | ||
fe76df42 | 405 | status = aac_probe_container(dev, index); |
1da177e4 | 406 | |
fe76df42 | 407 | if (status < 0) { |
1da177e4 LT |
408 | printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); |
409 | break; | |
410 | } | |
7a8cf29d | 411 | |
1da177e4 LT |
412 | /* |
413 | * If there are no more containers, then stop asking. | |
414 | */ | |
fe76df42 | 415 | if (++index >= status) |
1da177e4 | 416 | break; |
1da177e4 | 417 | } |
1da177e4 LT |
418 | return status; |
419 | } | |
420 | ||
1da177e4 LT |
421 | static void get_container_name_callback(void *context, struct fib * fibptr) |
422 | { | |
423 | struct aac_get_name_resp * get_name_reply; | |
424 | struct scsi_cmnd * scsicmd; | |
425 | ||
426 | scsicmd = (struct scsi_cmnd *) context; | |
427 | ||
03d44337 MH |
428 | if (!aac_valid_context(scsicmd, fibptr)) |
429 | return; | |
430 | ||
1da177e4 | 431 | dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); |
125e1874 | 432 | BUG_ON(fibptr == NULL); |
1da177e4 LT |
433 | |
434 | get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); | |
435 | /* Failure is irrelevant, using default value instead */ | |
436 | if ((le32_to_cpu(get_name_reply->status) == CT_OK) | |
437 | && (get_name_reply->data[0] != '\0')) { | |
3b2946cc | 438 | char *sp = get_name_reply->data; |
1da177e4 LT |
439 | sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; |
440 | while (*sp == ' ') | |
441 | ++sp; | |
3b2946cc | 442 | if (*sp) { |
d4345028 | 443 | struct inquiry_data inq; |
3b2946cc MH |
444 | char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; |
445 | int count = sizeof(d); | |
446 | char *dp = d; | |
447 | do { | |
448 | *dp++ = (*sp) ? *sp++ : ' '; | |
449 | } while (--count > 0); | |
d4345028 FT |
450 | |
451 | scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); | |
452 | memcpy(inq.inqd_pid, d, sizeof(d)); | |
453 | scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); | |
3b2946cc | 454 | } |
1da177e4 | 455 | } |
3b2946cc | 456 | |
1da177e4 LT |
457 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
458 | ||
bfb35aa8 MH |
459 | aac_fib_complete(fibptr); |
460 | aac_fib_free(fibptr); | |
8e0c5ebd | 461 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
462 | } |
463 | ||
464 | /** | |
465 | * aac_get_container_name - get container name, none blocking. | |
466 | */ | |
9e7c349c | 467 | static int aac_get_container_name(struct scsi_cmnd * scsicmd) |
1da177e4 LT |
468 | { |
469 | int status; | |
470 | struct aac_get_name *dinfo; | |
471 | struct fib * cmd_fibcontext; | |
472 | struct aac_dev * dev; | |
473 | ||
474 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
475 | ||
bfb35aa8 | 476 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) |
1da177e4 LT |
477 | return -ENOMEM; |
478 | ||
bfb35aa8 | 479 | aac_fib_init(cmd_fibcontext); |
1da177e4 LT |
480 | dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); |
481 | ||
482 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
483 | dinfo->type = cpu_to_le32(CT_READ_NAME); | |
9e7c349c | 484 | dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); |
1da177e4 LT |
485 | dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); |
486 | ||
bfb35aa8 | 487 | status = aac_fib_send(ContainerCommand, |
8ce3eca4 | 488 | cmd_fibcontext, |
1da177e4 | 489 | sizeof (struct aac_get_name), |
8ce3eca4 SM |
490 | FsaNormal, |
491 | 0, 1, | |
492 | (fib_callback)get_container_name_callback, | |
1da177e4 | 493 | (void *) scsicmd); |
8ce3eca4 | 494 | |
1da177e4 LT |
495 | /* |
496 | * Check that the command queued to the controller | |
497 | */ | |
77d644d4 MH |
498 | if (status == -EINPROGRESS) { |
499 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 500 | return 0; |
77d644d4 | 501 | } |
8ce3eca4 | 502 | |
bfb35aa8 MH |
503 | printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); |
504 | aac_fib_complete(cmd_fibcontext); | |
505 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
506 | return -1; |
507 | } | |
508 | ||
fe76df42 | 509 | static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) |
1da177e4 | 510 | { |
fe76df42 | 511 | struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; |
1da177e4 | 512 | |
1a655040 | 513 | if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) |
fe76df42 | 514 | return aac_scsi_cmd(scsicmd); |
1da177e4 | 515 | |
fe76df42 MH |
516 | scsicmd->result = DID_NO_CONNECT << 16; |
517 | scsicmd->scsi_done(scsicmd); | |
518 | return 0; | |
519 | } | |
520 | ||
1a655040 | 521 | static void _aac_probe_container2(void * context, struct fib * fibptr) |
fe76df42 | 522 | { |
03d44337 | 523 | struct fsa_dev_info *fsa_dev_ptr; |
fe76df42 | 524 | int (*callback)(struct scsi_cmnd *); |
03d44337 MH |
525 | struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; |
526 | ||
03d44337 | 527 | |
1a655040 SM |
528 | if (!aac_valid_context(scsicmd, fibptr)) |
529 | return; | |
fe76df42 MH |
530 | |
531 | scsicmd->SCp.Status = 0; | |
1a655040 | 532 | fsa_dev_ptr = fibptr->dev->fsa_dev; |
fe76df42 MH |
533 | if (fsa_dev_ptr) { |
534 | struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); | |
535 | fsa_dev_ptr += scmd_id(scsicmd); | |
536 | ||
537 | if ((le32_to_cpu(dresp->status) == ST_OK) && | |
538 | (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && | |
539 | (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { | |
540 | fsa_dev_ptr->valid = 1; | |
655d722c MS |
541 | /* sense_key holds the current state of the spin-up */ |
542 | if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) | |
543 | fsa_dev_ptr->sense_data.sense_key = NOT_READY; | |
544 | else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) | |
545 | fsa_dev_ptr->sense_data.sense_key = NO_SENSE; | |
fe76df42 MH |
546 | fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); |
547 | fsa_dev_ptr->size | |
548 | = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + | |
549 | (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); | |
550 | fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); | |
551 | } | |
552 | if ((fsa_dev_ptr->valid & 1) == 0) | |
553 | fsa_dev_ptr->valid = 0; | |
554 | scsicmd->SCp.Status = le32_to_cpu(dresp->count); | |
555 | } | |
556 | aac_fib_complete(fibptr); | |
557 | aac_fib_free(fibptr); | |
558 | callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); | |
559 | scsicmd->SCp.ptr = NULL; | |
1a655040 SM |
560 | (*callback)(scsicmd); |
561 | return; | |
fe76df42 MH |
562 | } |
563 | ||
1a655040 | 564 | static void _aac_probe_container1(void * context, struct fib * fibptr) |
fe76df42 MH |
565 | { |
566 | struct scsi_cmnd * scsicmd; | |
567 | struct aac_mount * dresp; | |
568 | struct aac_query_mount *dinfo; | |
569 | int status; | |
570 | ||
571 | dresp = (struct aac_mount *) fib_data(fibptr); | |
572 | dresp->mnt[0].capacityhigh = 0; | |
573 | if ((le32_to_cpu(dresp->status) != ST_OK) || | |
1a655040 SM |
574 | (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { |
575 | _aac_probe_container2(context, fibptr); | |
576 | return; | |
577 | } | |
fe76df42 | 578 | scsicmd = (struct scsi_cmnd *) context; |
1da177e4 | 579 | |
03d44337 | 580 | if (!aac_valid_context(scsicmd, fibptr)) |
1a655040 | 581 | return; |
03d44337 | 582 | |
bfb35aa8 | 583 | aac_fib_init(fibptr); |
1da177e4 LT |
584 | |
585 | dinfo = (struct aac_query_mount *)fib_data(fibptr); | |
586 | ||
fe76df42 MH |
587 | dinfo->command = cpu_to_le32(VM_NameServe64); |
588 | dinfo->count = cpu_to_le32(scmd_id(scsicmd)); | |
1da177e4 LT |
589 | dinfo->type = cpu_to_le32(FT_FILESYS); |
590 | ||
bfb35aa8 | 591 | status = aac_fib_send(ContainerCommand, |
fe76df42 MH |
592 | fibptr, |
593 | sizeof(struct aac_query_mount), | |
594 | FsaNormal, | |
595 | 0, 1, | |
1a655040 | 596 | _aac_probe_container2, |
fe76df42 MH |
597 | (void *) scsicmd); |
598 | /* | |
599 | * Check that the command queued to the controller | |
600 | */ | |
1a655040 | 601 | if (status == -EINPROGRESS) |
fe76df42 | 602 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; |
1a655040 | 603 | else if (status < 0) { |
fe76df42 MH |
604 | /* Inherit results from VM_NameServe, if any */ |
605 | dresp->status = cpu_to_le32(ST_OK); | |
1a655040 | 606 | _aac_probe_container2(context, fibptr); |
1da177e4 | 607 | } |
fe76df42 | 608 | } |
1da177e4 | 609 | |
fe76df42 MH |
610 | static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) |
611 | { | |
612 | struct fib * fibptr; | |
613 | int status = -ENOMEM; | |
614 | ||
615 | if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { | |
616 | struct aac_query_mount *dinfo; | |
617 | ||
618 | aac_fib_init(fibptr); | |
619 | ||
620 | dinfo = (struct aac_query_mount *)fib_data(fibptr); | |
1da177e4 | 621 | |
fe76df42 MH |
622 | dinfo->command = cpu_to_le32(VM_NameServe); |
623 | dinfo->count = cpu_to_le32(scmd_id(scsicmd)); | |
7a8cf29d | 624 | dinfo->type = cpu_to_le32(FT_FILESYS); |
fe76df42 | 625 | scsicmd->SCp.ptr = (char *)callback; |
7a8cf29d | 626 | |
fe76df42 MH |
627 | status = aac_fib_send(ContainerCommand, |
628 | fibptr, | |
629 | sizeof(struct aac_query_mount), | |
630 | FsaNormal, | |
631 | 0, 1, | |
1a655040 | 632 | _aac_probe_container1, |
fe76df42 MH |
633 | (void *) scsicmd); |
634 | /* | |
635 | * Check that the command queued to the controller | |
636 | */ | |
637 | if (status == -EINPROGRESS) { | |
638 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
639 | return 0; | |
640 | } | |
641 | if (status < 0) { | |
642 | scsicmd->SCp.ptr = NULL; | |
643 | aac_fib_complete(fibptr); | |
644 | aac_fib_free(fibptr); | |
645 | } | |
646 | } | |
647 | if (status < 0) { | |
648 | struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; | |
649 | if (fsa_dev_ptr) { | |
650 | fsa_dev_ptr += scmd_id(scsicmd); | |
651 | if ((fsa_dev_ptr->valid & 1) == 0) { | |
652 | fsa_dev_ptr->valid = 0; | |
653 | return (*callback)(scsicmd); | |
654 | } | |
655 | } | |
1da177e4 | 656 | } |
fe76df42 MH |
657 | return status; |
658 | } | |
1da177e4 | 659 | |
fe76df42 MH |
660 | /** |
661 | * aac_probe_container - query a logical volume | |
662 | * @dev: device to query | |
663 | * @cid: container identifier | |
664 | * | |
665 | * Queries the controller about the given volume. The volume information | |
666 | * is updated in the struct fsa_dev_info structure rather than returned. | |
667 | */ | |
668 | static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) | |
669 | { | |
670 | scsicmd->device = NULL; | |
671 | return 0; | |
672 | } | |
1da177e4 | 673 | |
fe76df42 MH |
674 | int aac_probe_container(struct aac_dev *dev, int cid) |
675 | { | |
676 | struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); | |
677 | struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); | |
678 | int status; | |
679 | ||
680 | if (!scsicmd || !scsidev) { | |
681 | kfree(scsicmd); | |
682 | kfree(scsidev); | |
683 | return -ENOMEM; | |
684 | } | |
685 | scsicmd->list.next = NULL; | |
1a655040 | 686 | scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; |
fe76df42 MH |
687 | |
688 | scsicmd->device = scsidev; | |
689 | scsidev->sdev_state = 0; | |
690 | scsidev->id = cid; | |
691 | scsidev->host = dev->scsi_host_ptr; | |
692 | ||
693 | if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) | |
694 | while (scsicmd->device == scsidev) | |
695 | schedule(); | |
802ae2f0 | 696 | kfree(scsidev); |
fe76df42 MH |
697 | status = scsicmd->SCp.Status; |
698 | kfree(scsicmd); | |
1da177e4 LT |
699 | return status; |
700 | } | |
701 | ||
702 | /* Local Structure to set SCSI inquiry data strings */ | |
703 | struct scsi_inq { | |
704 | char vid[8]; /* Vendor ID */ | |
705 | char pid[16]; /* Product ID */ | |
706 | char prl[4]; /* Product Revision Level */ | |
707 | }; | |
708 | ||
709 | /** | |
710 | * InqStrCopy - string merge | |
711 | * @a: string to copy from | |
712 | * @b: string to copy to | |
713 | * | |
8ce3eca4 | 714 | * Copy a String from one location to another |
1da177e4 LT |
715 | * without copying \0 |
716 | */ | |
717 | ||
718 | static void inqstrcpy(char *a, char *b) | |
719 | { | |
720 | ||
8ce3eca4 | 721 | while (*a != (char)0) |
1da177e4 LT |
722 | *b++ = *a++; |
723 | } | |
724 | ||
725 | static char *container_types[] = { | |
8ce3eca4 SM |
726 | "None", |
727 | "Volume", | |
728 | "Mirror", | |
729 | "Stripe", | |
730 | "RAID5", | |
731 | "SSRW", | |
732 | "SSRO", | |
733 | "Morph", | |
734 | "Legacy", | |
735 | "RAID4", | |
736 | "RAID10", | |
737 | "RAID00", | |
738 | "V-MIRRORS", | |
739 | "PSEUDO R4", | |
1da177e4 | 740 | "RAID50", |
84971738 MH |
741 | "RAID5D", |
742 | "RAID5D0", | |
743 | "RAID1E", | |
744 | "RAID6", | |
745 | "RAID60", | |
8ce3eca4 | 746 | "Unknown" |
1da177e4 LT |
747 | }; |
748 | ||
17eaacee SM |
749 | char * get_container_type(unsigned tindex) |
750 | { | |
751 | if (tindex >= ARRAY_SIZE(container_types)) | |
752 | tindex = ARRAY_SIZE(container_types) - 1; | |
753 | return container_types[tindex]; | |
754 | } | |
1da177e4 LT |
755 | |
756 | /* Function: setinqstr | |
757 | * | |
758 | * Arguments: [1] pointer to void [1] int | |
759 | * | |
760 | * Purpose: Sets SCSI inquiry data strings for vendor, product | |
25985edc LDM |
761 | * and revision level. Allows strings to be set in platform dependent |
762 | * files instead of in OS dependent driver source. | |
1da177e4 LT |
763 | */ |
764 | ||
794d0601 | 765 | static void setinqstr(struct aac_dev *dev, void *data, int tindex) |
1da177e4 LT |
766 | { |
767 | struct scsi_inq *str; | |
1da177e4 | 768 | |
1da177e4 | 769 | str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ |
794d0601 MH |
770 | memset(str, ' ', sizeof(*str)); |
771 | ||
772 | if (dev->supplement_adapter_info.AdapterTypeText[0]) { | |
773 | char * cp = dev->supplement_adapter_info.AdapterTypeText; | |
3bc8070f SM |
774 | int c; |
775 | if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) | |
776 | inqstrcpy("SMC", str->vid); | |
777 | else { | |
778 | c = sizeof(str->vid); | |
779 | while (*cp && *cp != ' ' && --c) | |
780 | ++cp; | |
781 | c = *cp; | |
782 | *cp = '\0'; | |
783 | inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, | |
784 | str->vid); | |
785 | *cp = c; | |
786 | while (*cp && *cp != ' ') | |
787 | ++cp; | |
788 | } | |
794d0601 MH |
789 | while (*cp == ' ') |
790 | ++cp; | |
791 | /* last six chars reserved for vol type */ | |
792 | c = 0; | |
793 | if (strlen(cp) > sizeof(str->pid)) { | |
794 | c = cp[sizeof(str->pid)]; | |
795 | cp[sizeof(str->pid)] = '\0'; | |
796 | } | |
797 | inqstrcpy (cp, str->pid); | |
798 | if (c) | |
799 | cp[sizeof(str->pid)] = c; | |
800 | } else { | |
801 | struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); | |
6391a113 TK |
802 | |
803 | inqstrcpy (mp->vname, str->vid); | |
794d0601 MH |
804 | /* last six chars reserved for vol type */ |
805 | inqstrcpy (mp->model, str->pid); | |
806 | } | |
1da177e4 | 807 | |
6391a113 | 808 | if (tindex < ARRAY_SIZE(container_types)){ |
1da177e4 LT |
809 | char *findit = str->pid; |
810 | ||
811 | for ( ; *findit != ' '; findit++); /* walk till we find a space */ | |
812 | /* RAID is superfluous in the context of a RAID device */ | |
813 | if (memcmp(findit-4, "RAID", 4) == 0) | |
814 | *(findit -= 4) = ' '; | |
794d0601 MH |
815 | if (((findit - str->pid) + strlen(container_types[tindex])) |
816 | < (sizeof(str->pid) + sizeof(str->prl))) | |
817 | inqstrcpy (container_types[tindex], findit + 1); | |
1da177e4 LT |
818 | } |
819 | inqstrcpy ("V1.0", str->prl); | |
820 | } | |
821 | ||
88e2f98e SM |
822 | static void get_container_serial_callback(void *context, struct fib * fibptr) |
823 | { | |
824 | struct aac_get_serial_resp * get_serial_reply; | |
825 | struct scsi_cmnd * scsicmd; | |
826 | ||
827 | BUG_ON(fibptr == NULL); | |
828 | ||
829 | scsicmd = (struct scsi_cmnd *) context; | |
830 | if (!aac_valid_context(scsicmd, fibptr)) | |
831 | return; | |
832 | ||
833 | get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); | |
834 | /* Failure is irrelevant, using default value instead */ | |
835 | if (le32_to_cpu(get_serial_reply->status) == CT_OK) { | |
836 | char sp[13]; | |
837 | /* EVPD bit set */ | |
838 | sp[0] = INQD_PDT_DA; | |
839 | sp[1] = scsicmd->cmnd[2]; | |
840 | sp[2] = 0; | |
841 | sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", | |
842 | le32_to_cpu(get_serial_reply->uid)); | |
d4345028 | 843 | scsi_sg_copy_from_buffer(scsicmd, sp, sizeof(sp)); |
88e2f98e SM |
844 | } |
845 | ||
846 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
847 | ||
848 | aac_fib_complete(fibptr); | |
849 | aac_fib_free(fibptr); | |
850 | scsicmd->scsi_done(scsicmd); | |
851 | } | |
852 | ||
853 | /** | |
854 | * aac_get_container_serial - get container serial, none blocking. | |
855 | */ | |
856 | static int aac_get_container_serial(struct scsi_cmnd * scsicmd) | |
857 | { | |
858 | int status; | |
859 | struct aac_get_serial *dinfo; | |
860 | struct fib * cmd_fibcontext; | |
861 | struct aac_dev * dev; | |
862 | ||
863 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
864 | ||
865 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) | |
866 | return -ENOMEM; | |
867 | ||
868 | aac_fib_init(cmd_fibcontext); | |
869 | dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); | |
870 | ||
871 | dinfo->command = cpu_to_le32(VM_ContainerConfig); | |
872 | dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); | |
873 | dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); | |
874 | ||
875 | status = aac_fib_send(ContainerCommand, | |
876 | cmd_fibcontext, | |
877 | sizeof (struct aac_get_serial), | |
878 | FsaNormal, | |
879 | 0, 1, | |
880 | (fib_callback) get_container_serial_callback, | |
881 | (void *) scsicmd); | |
882 | ||
883 | /* | |
884 | * Check that the command queued to the controller | |
885 | */ | |
886 | if (status == -EINPROGRESS) { | |
887 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
888 | return 0; | |
889 | } | |
890 | ||
891 | printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); | |
892 | aac_fib_complete(cmd_fibcontext); | |
893 | aac_fib_free(cmd_fibcontext); | |
894 | return -1; | |
895 | } | |
896 | ||
897 | /* Function: setinqserial | |
898 | * | |
899 | * Arguments: [1] pointer to void [1] int | |
900 | * | |
901 | * Purpose: Sets SCSI Unit Serial number. | |
902 | * This is a fake. We should read a proper | |
903 | * serial number from the container. <SuSE>But | |
904 | * without docs it's quite hard to do it :-) | |
905 | * So this will have to do in the meantime.</SuSE> | |
906 | */ | |
907 | ||
908 | static int setinqserial(struct aac_dev *dev, void *data, int cid) | |
909 | { | |
910 | /* | |
911 | * This breaks array migration. | |
912 | */ | |
913 | return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", | |
914 | le32_to_cpu(dev->adapter_info.serial[0]), cid); | |
915 | } | |
916 | ||
8e31e607 SM |
917 | static inline void set_sense(struct sense_data *sense_data, u8 sense_key, |
918 | u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) | |
1da177e4 | 919 | { |
8e31e607 SM |
920 | u8 *sense_buf = (u8 *)sense_data; |
921 | /* Sense data valid, err code 70h */ | |
922 | sense_buf[0] = 0x70; /* No info field */ | |
1da177e4 LT |
923 | sense_buf[1] = 0; /* Segment number, always zero */ |
924 | ||
8e31e607 | 925 | sense_buf[2] = sense_key; /* Sense key */ |
1da177e4 LT |
926 | |
927 | sense_buf[12] = sense_code; /* Additional sense code */ | |
928 | sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ | |
8e31e607 | 929 | |
1da177e4 | 930 | if (sense_key == ILLEGAL_REQUEST) { |
8e31e607 | 931 | sense_buf[7] = 10; /* Additional sense length */ |
1da177e4 | 932 | |
8e31e607 | 933 | sense_buf[15] = bit_pointer; |
1da177e4 | 934 | /* Illegal parameter is in the parameter block */ |
1da177e4 | 935 | if (sense_code == SENCODE_INVALID_CDB_FIELD) |
8e31e607 | 936 | sense_buf[15] |= 0xc0;/* Std sense key specific field */ |
1da177e4 | 937 | /* Illegal parameter is in the CDB block */ |
1da177e4 LT |
938 | sense_buf[16] = field_pointer >> 8; /* MSB */ |
939 | sense_buf[17] = field_pointer; /* LSB */ | |
8e31e607 SM |
940 | } else |
941 | sense_buf[7] = 6; /* Additional sense length */ | |
1da177e4 LT |
942 | } |
943 | ||
e8f32de5 MH |
944 | static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) |
945 | { | |
946 | if (lba & 0xffffffff00000000LL) { | |
947 | int cid = scmd_id(cmd); | |
948 | dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); | |
949 | cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
950 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
951 | set_sense(&dev->fsa_dev[cid].sense_data, |
952 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
953 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
e8f32de5 | 954 | memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
955 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
956 | SCSI_SENSE_BUFFERSIZE)); | |
e8f32de5 MH |
957 | cmd->scsi_done(cmd); |
958 | return 1; | |
959 | } | |
960 | return 0; | |
961 | } | |
962 | ||
963 | static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) | |
964 | { | |
965 | return 0; | |
966 | } | |
967 | ||
968 | static void io_callback(void *context, struct fib * fibptr); | |
969 | ||
970 | static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
971 | { | |
85d22bbf MR |
972 | struct aac_dev *dev = fib->dev; |
973 | u16 fibsize, command; | |
974 | ||
e8f32de5 | 975 | aac_fib_init(fib); |
85d22bbf MR |
976 | if (dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 && !dev->sync_mode) { |
977 | struct aac_raw_io2 *readcmd2; | |
978 | readcmd2 = (struct aac_raw_io2 *) fib_data(fib); | |
979 | memset(readcmd2, 0, sizeof(struct aac_raw_io2)); | |
980 | readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); | |
981 | readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
982 | readcmd2->byteCount = cpu_to_le32(count<<9); | |
983 | readcmd2->cid = cpu_to_le16(scmd_id(cmd)); | |
984 | readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); | |
985 | aac_build_sgraw2(cmd, readcmd2, dev->scsi_host_ptr->sg_tablesize); | |
986 | command = ContainerRawIo2; | |
987 | fibsize = sizeof(struct aac_raw_io2) + | |
988 | ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); | |
989 | } else { | |
990 | struct aac_raw_io *readcmd; | |
991 | readcmd = (struct aac_raw_io *) fib_data(fib); | |
992 | readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); | |
993 | readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
994 | readcmd->count = cpu_to_le32(count<<9); | |
995 | readcmd->cid = cpu_to_le16(scmd_id(cmd)); | |
996 | readcmd->flags = cpu_to_le16(RIO_TYPE_READ); | |
997 | readcmd->bpTotal = 0; | |
998 | readcmd->bpComplete = 0; | |
999 | aac_build_sgraw(cmd, &readcmd->sg); | |
1000 | command = ContainerRawIo; | |
1001 | fibsize = sizeof(struct aac_raw_io) + | |
1002 | ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); | |
1003 | } | |
e8f32de5 | 1004 | |
e8f32de5 MH |
1005 | BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); |
1006 | /* | |
1007 | * Now send the Fib to the adapter | |
1008 | */ | |
85d22bbf | 1009 | return aac_fib_send(command, |
e8f32de5 MH |
1010 | fib, |
1011 | fibsize, | |
1012 | FsaNormal, | |
1013 | 0, 1, | |
1014 | (fib_callback) io_callback, | |
1015 | (void *) cmd); | |
1016 | } | |
1017 | ||
1018 | static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
1019 | { | |
1020 | u16 fibsize; | |
1021 | struct aac_read64 *readcmd; | |
1022 | aac_fib_init(fib); | |
1023 | readcmd = (struct aac_read64 *) fib_data(fib); | |
1024 | readcmd->command = cpu_to_le32(VM_CtHostRead64); | |
1025 | readcmd->cid = cpu_to_le16(scmd_id(cmd)); | |
1026 | readcmd->sector_count = cpu_to_le16(count); | |
1027 | readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); | |
1028 | readcmd->pad = 0; | |
1029 | readcmd->flags = 0; | |
1030 | ||
1031 | aac_build_sg64(cmd, &readcmd->sg); | |
1032 | fibsize = sizeof(struct aac_read64) + | |
1033 | ((le32_to_cpu(readcmd->sg.count) - 1) * | |
1034 | sizeof (struct sgentry64)); | |
1035 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1036 | sizeof(struct aac_fibhdr))); | |
1037 | /* | |
1038 | * Now send the Fib to the adapter | |
1039 | */ | |
1040 | return aac_fib_send(ContainerCommand64, | |
1041 | fib, | |
1042 | fibsize, | |
1043 | FsaNormal, | |
1044 | 0, 1, | |
1045 | (fib_callback) io_callback, | |
1046 | (void *) cmd); | |
1047 | } | |
1048 | ||
1049 | static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) | |
1050 | { | |
1051 | u16 fibsize; | |
1052 | struct aac_read *readcmd; | |
1053 | aac_fib_init(fib); | |
1054 | readcmd = (struct aac_read *) fib_data(fib); | |
1055 | readcmd->command = cpu_to_le32(VM_CtBlockRead); | |
f3307f72 | 1056 | readcmd->cid = cpu_to_le32(scmd_id(cmd)); |
e8f32de5 MH |
1057 | readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); |
1058 | readcmd->count = cpu_to_le32(count * 512); | |
1059 | ||
1060 | aac_build_sg(cmd, &readcmd->sg); | |
1061 | fibsize = sizeof(struct aac_read) + | |
1062 | ((le32_to_cpu(readcmd->sg.count) - 1) * | |
1063 | sizeof (struct sgentry)); | |
1064 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1065 | sizeof(struct aac_fibhdr))); | |
1066 | /* | |
1067 | * Now send the Fib to the adapter | |
1068 | */ | |
1069 | return aac_fib_send(ContainerCommand, | |
1070 | fib, | |
1071 | fibsize, | |
1072 | FsaNormal, | |
1073 | 0, 1, | |
1074 | (fib_callback) io_callback, | |
1075 | (void *) cmd); | |
1076 | } | |
1077 | ||
9d399cc7 | 1078 | static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 | 1079 | { |
85d22bbf MR |
1080 | struct aac_dev *dev = fib->dev; |
1081 | u16 fibsize, command; | |
1082 | ||
e8f32de5 | 1083 | aac_fib_init(fib); |
85d22bbf MR |
1084 | if (dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 && !dev->sync_mode) { |
1085 | struct aac_raw_io2 *writecmd2; | |
1086 | writecmd2 = (struct aac_raw_io2 *) fib_data(fib); | |
1087 | memset(writecmd2, 0, sizeof(struct aac_raw_io2)); | |
1088 | writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); | |
1089 | writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
1090 | writecmd2->byteCount = cpu_to_le32(count<<9); | |
1091 | writecmd2->cid = cpu_to_le16(scmd_id(cmd)); | |
1092 | writecmd2->flags = (fua && ((aac_cache & 5) != 1) && | |
1093 | (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? | |
1094 | cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : | |
1095 | cpu_to_le16(RIO2_IO_TYPE_WRITE); | |
1096 | aac_build_sgraw2(cmd, writecmd2, dev->scsi_host_ptr->sg_tablesize); | |
1097 | command = ContainerRawIo2; | |
1098 | fibsize = sizeof(struct aac_raw_io2) + | |
1099 | ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); | |
1100 | } else { | |
1101 | struct aac_raw_io *writecmd; | |
1102 | writecmd = (struct aac_raw_io *) fib_data(fib); | |
1103 | writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); | |
1104 | writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); | |
1105 | writecmd->count = cpu_to_le32(count<<9); | |
1106 | writecmd->cid = cpu_to_le16(scmd_id(cmd)); | |
1107 | writecmd->flags = (fua && ((aac_cache & 5) != 1) && | |
1108 | (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? | |
1109 | cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : | |
1110 | cpu_to_le16(RIO_TYPE_WRITE); | |
1111 | writecmd->bpTotal = 0; | |
1112 | writecmd->bpComplete = 0; | |
1113 | aac_build_sgraw(cmd, &writecmd->sg); | |
1114 | command = ContainerRawIo; | |
1115 | fibsize = sizeof(struct aac_raw_io) + | |
1116 | ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); | |
1117 | } | |
1118 | ||
e8f32de5 MH |
1119 | BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); |
1120 | /* | |
1121 | * Now send the Fib to the adapter | |
1122 | */ | |
85d22bbf | 1123 | return aac_fib_send(command, |
e8f32de5 MH |
1124 | fib, |
1125 | fibsize, | |
1126 | FsaNormal, | |
1127 | 0, 1, | |
1128 | (fib_callback) io_callback, | |
1129 | (void *) cmd); | |
1130 | } | |
1131 | ||
9d399cc7 | 1132 | static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
1133 | { |
1134 | u16 fibsize; | |
1135 | struct aac_write64 *writecmd; | |
1136 | aac_fib_init(fib); | |
1137 | writecmd = (struct aac_write64 *) fib_data(fib); | |
1138 | writecmd->command = cpu_to_le32(VM_CtHostWrite64); | |
1139 | writecmd->cid = cpu_to_le16(scmd_id(cmd)); | |
1140 | writecmd->sector_count = cpu_to_le16(count); | |
1141 | writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); | |
1142 | writecmd->pad = 0; | |
1143 | writecmd->flags = 0; | |
1144 | ||
1145 | aac_build_sg64(cmd, &writecmd->sg); | |
1146 | fibsize = sizeof(struct aac_write64) + | |
1147 | ((le32_to_cpu(writecmd->sg.count) - 1) * | |
1148 | sizeof (struct sgentry64)); | |
1149 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1150 | sizeof(struct aac_fibhdr))); | |
1151 | /* | |
1152 | * Now send the Fib to the adapter | |
1153 | */ | |
1154 | return aac_fib_send(ContainerCommand64, | |
1155 | fib, | |
1156 | fibsize, | |
1157 | FsaNormal, | |
1158 | 0, 1, | |
1159 | (fib_callback) io_callback, | |
1160 | (void *) cmd); | |
1161 | } | |
1162 | ||
9d399cc7 | 1163 | static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) |
e8f32de5 MH |
1164 | { |
1165 | u16 fibsize; | |
1166 | struct aac_write *writecmd; | |
1167 | aac_fib_init(fib); | |
1168 | writecmd = (struct aac_write *) fib_data(fib); | |
1169 | writecmd->command = cpu_to_le32(VM_CtBlockWrite); | |
f3307f72 | 1170 | writecmd->cid = cpu_to_le32(scmd_id(cmd)); |
e8f32de5 MH |
1171 | writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); |
1172 | writecmd->count = cpu_to_le32(count * 512); | |
1173 | writecmd->sg.count = cpu_to_le32(1); | |
1174 | /* ->stable is not used - it did mean which type of write */ | |
1175 | ||
1176 | aac_build_sg(cmd, &writecmd->sg); | |
1177 | fibsize = sizeof(struct aac_write) + | |
1178 | ((le32_to_cpu(writecmd->sg.count) - 1) * | |
1179 | sizeof (struct sgentry)); | |
1180 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1181 | sizeof(struct aac_fibhdr))); | |
1182 | /* | |
1183 | * Now send the Fib to the adapter | |
1184 | */ | |
1185 | return aac_fib_send(ContainerCommand, | |
1186 | fib, | |
1187 | fibsize, | |
1188 | FsaNormal, | |
1189 | 0, 1, | |
1190 | (fib_callback) io_callback, | |
1191 | (void *) cmd); | |
1192 | } | |
1193 | ||
1194 | static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) | |
1195 | { | |
1196 | struct aac_srb * srbcmd; | |
1197 | u32 flag; | |
1198 | u32 timeout; | |
1199 | ||
1200 | aac_fib_init(fib); | |
1201 | switch(cmd->sc_data_direction){ | |
1202 | case DMA_TO_DEVICE: | |
1203 | flag = SRB_DataOut; | |
1204 | break; | |
1205 | case DMA_BIDIRECTIONAL: | |
1206 | flag = SRB_DataIn | SRB_DataOut; | |
1207 | break; | |
1208 | case DMA_FROM_DEVICE: | |
1209 | flag = SRB_DataIn; | |
1210 | break; | |
1211 | case DMA_NONE: | |
1212 | default: /* shuts up some versions of gcc */ | |
1213 | flag = SRB_NoDataXfer; | |
1214 | break; | |
1215 | } | |
1216 | ||
1217 | srbcmd = (struct aac_srb*) fib_data(fib); | |
1218 | srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); | |
1219 | srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); | |
1220 | srbcmd->id = cpu_to_le32(scmd_id(cmd)); | |
1221 | srbcmd->lun = cpu_to_le32(cmd->device->lun); | |
1222 | srbcmd->flags = cpu_to_le32(flag); | |
242f9dcb | 1223 | timeout = cmd->request->timeout/HZ; |
e8f32de5 MH |
1224 | if (timeout == 0) |
1225 | timeout = 1; | |
1226 | srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds | |
1227 | srbcmd->retry_limit = 0; /* Obsolete parameter */ | |
1228 | srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); | |
1229 | return srbcmd; | |
1230 | } | |
1231 | ||
1232 | static void aac_srb_callback(void *context, struct fib * fibptr); | |
1233 | ||
1234 | static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) | |
1235 | { | |
1236 | u16 fibsize; | |
1237 | struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); | |
1238 | ||
1239 | aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); | |
727eead6 | 1240 | srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); |
e8f32de5 MH |
1241 | |
1242 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
1243 | memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); | |
1244 | /* | |
1245 | * Build Scatter/Gather list | |
1246 | */ | |
1247 | fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + | |
1248 | ((le32_to_cpu(srbcmd->sg.count) & 0xff) * | |
1249 | sizeof (struct sgentry64)); | |
1250 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1251 | sizeof(struct aac_fibhdr))); | |
1252 | ||
1253 | /* | |
1254 | * Now send the Fib to the adapter | |
1255 | */ | |
1256 | return aac_fib_send(ScsiPortCommand64, fib, | |
1257 | fibsize, FsaNormal, 0, 1, | |
1258 | (fib_callback) aac_srb_callback, | |
1259 | (void *) cmd); | |
1260 | } | |
1261 | ||
1262 | static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) | |
1263 | { | |
1264 | u16 fibsize; | |
1265 | struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); | |
1266 | ||
1267 | aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); | |
727eead6 | 1268 | srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); |
e8f32de5 MH |
1269 | |
1270 | memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); | |
1271 | memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); | |
1272 | /* | |
1273 | * Build Scatter/Gather list | |
1274 | */ | |
1275 | fibsize = sizeof (struct aac_srb) + | |
1276 | (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * | |
1277 | sizeof (struct sgentry)); | |
1278 | BUG_ON (fibsize > (fib->dev->max_fib_size - | |
1279 | sizeof(struct aac_fibhdr))); | |
1280 | ||
1281 | /* | |
1282 | * Now send the Fib to the adapter | |
1283 | */ | |
1284 | return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, | |
1285 | (fib_callback) aac_srb_callback, (void *) cmd); | |
1286 | } | |
1287 | ||
94cf6ba1 SM |
1288 | static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) |
1289 | { | |
d8e96507 LA |
1290 | if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && |
1291 | (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) | |
94cf6ba1 SM |
1292 | return FAILED; |
1293 | return aac_scsi_32(fib, cmd); | |
1294 | } | |
1295 | ||
1da177e4 LT |
1296 | int aac_get_adapter_info(struct aac_dev* dev) |
1297 | { | |
1298 | struct fib* fibptr; | |
1da177e4 LT |
1299 | int rcode; |
1300 | u32 tmp; | |
84971738 MH |
1301 | struct aac_adapter_info *info; |
1302 | struct aac_bus_info *command; | |
1303 | struct aac_bus_info_response *bus_info; | |
7c00ffa3 | 1304 | |
bfb35aa8 | 1305 | if (!(fibptr = aac_fib_alloc(dev))) |
1da177e4 LT |
1306 | return -ENOMEM; |
1307 | ||
bfb35aa8 | 1308 | aac_fib_init(fibptr); |
7c00ffa3 MH |
1309 | info = (struct aac_adapter_info *) fib_data(fibptr); |
1310 | memset(info,0,sizeof(*info)); | |
1da177e4 | 1311 | |
bfb35aa8 | 1312 | rcode = aac_fib_send(RequestAdapterInfo, |
8ce3eca4 | 1313 | fibptr, |
7c00ffa3 | 1314 | sizeof(*info), |
8ce3eca4 | 1315 | FsaNormal, |
9203344c | 1316 | -1, 1, /* First `interrupt' command uses special wait */ |
8ce3eca4 | 1317 | NULL, |
7c00ffa3 MH |
1318 | NULL); |
1319 | ||
1320 | if (rcode < 0) { | |
cacb6dc3 PNRCEH |
1321 | /* FIB should be freed only after |
1322 | * getting the response from the F/W */ | |
1323 | if (rcode != -ERESTARTSYS) { | |
1324 | aac_fib_complete(fibptr); | |
1325 | aac_fib_free(fibptr); | |
1326 | } | |
7c00ffa3 MH |
1327 | return rcode; |
1328 | } | |
1329 | memcpy(&dev->adapter_info, info, sizeof(*info)); | |
1da177e4 | 1330 | |
7c00ffa3 | 1331 | if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { |
06a43d17 | 1332 | struct aac_supplement_adapter_info * sinfo; |
7c00ffa3 | 1333 | |
bfb35aa8 | 1334 | aac_fib_init(fibptr); |
7c00ffa3 | 1335 | |
06a43d17 | 1336 | sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); |
7c00ffa3 | 1337 | |
06a43d17 | 1338 | memset(sinfo,0,sizeof(*sinfo)); |
7c00ffa3 | 1339 | |
bfb35aa8 | 1340 | rcode = aac_fib_send(RequestSupplementAdapterInfo, |
7c00ffa3 | 1341 | fibptr, |
06a43d17 | 1342 | sizeof(*sinfo), |
7c00ffa3 MH |
1343 | FsaNormal, |
1344 | 1, 1, | |
1345 | NULL, | |
1346 | NULL); | |
1347 | ||
1348 | if (rcode >= 0) | |
06a43d17 | 1349 | memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); |
cacb6dc3 PNRCEH |
1350 | if (rcode == -ERESTARTSYS) { |
1351 | fibptr = aac_fib_alloc(dev); | |
1352 | if (!fibptr) | |
1353 | return -ENOMEM; | |
1354 | } | |
1355 | ||
7c00ffa3 | 1356 | } |
1da177e4 | 1357 | |
84971738 | 1358 | |
8ce3eca4 SM |
1359 | /* |
1360 | * GetBusInfo | |
84971738 MH |
1361 | */ |
1362 | ||
bfb35aa8 | 1363 | aac_fib_init(fibptr); |
84971738 MH |
1364 | |
1365 | bus_info = (struct aac_bus_info_response *) fib_data(fibptr); | |
1366 | ||
1367 | memset(bus_info, 0, sizeof(*bus_info)); | |
1368 | ||
1369 | command = (struct aac_bus_info *)bus_info; | |
1370 | ||
1371 | command->Command = cpu_to_le32(VM_Ioctl); | |
1372 | command->ObjType = cpu_to_le32(FT_DRIVE); | |
1373 | command->MethodId = cpu_to_le32(1); | |
1374 | command->CtlCmd = cpu_to_le32(GetBusInfo); | |
1375 | ||
bfb35aa8 | 1376 | rcode = aac_fib_send(ContainerCommand, |
84971738 MH |
1377 | fibptr, |
1378 | sizeof (*bus_info), | |
1379 | FsaNormal, | |
1380 | 1, 1, | |
1381 | NULL, NULL); | |
1382 | ||
94cf6ba1 SM |
1383 | /* reasoned default */ |
1384 | dev->maximum_num_physicals = 16; | |
84971738 MH |
1385 | if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { |
1386 | dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); | |
1387 | dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); | |
1388 | } | |
1389 | ||
8c867b25 | 1390 | if (!dev->in_reset) { |
24f02e1d | 1391 | char buffer[16]; |
8c867b25 MH |
1392 | tmp = le32_to_cpu(dev->adapter_info.kernelrev); |
1393 | printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", | |
8ce3eca4 | 1394 | dev->name, |
1da177e4 LT |
1395 | dev->id, |
1396 | tmp>>24, | |
1397 | (tmp>>16)&0xff, | |
1398 | tmp&0xff, | |
7c00ffa3 MH |
1399 | le32_to_cpu(dev->adapter_info.kernelbuild), |
1400 | (int)sizeof(dev->supplement_adapter_info.BuildDate), | |
1401 | dev->supplement_adapter_info.BuildDate); | |
8c867b25 MH |
1402 | tmp = le32_to_cpu(dev->adapter_info.monitorrev); |
1403 | printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", | |
1da177e4 LT |
1404 | dev->name, dev->id, |
1405 | tmp>>24,(tmp>>16)&0xff,tmp&0xff, | |
1406 | le32_to_cpu(dev->adapter_info.monitorbuild)); | |
8c867b25 MH |
1407 | tmp = le32_to_cpu(dev->adapter_info.biosrev); |
1408 | printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", | |
1da177e4 LT |
1409 | dev->name, dev->id, |
1410 | tmp>>24,(tmp>>16)&0xff,tmp&0xff, | |
1411 | le32_to_cpu(dev->adapter_info.biosbuild)); | |
24f02e1d | 1412 | buffer[0] = '\0'; |
ee959b00 | 1413 | if (aac_get_serial_number( |
24f02e1d SM |
1414 | shost_to_class(dev->scsi_host_ptr), buffer)) |
1415 | printk(KERN_INFO "%s%d: serial %s", | |
1416 | dev->name, dev->id, buffer); | |
a45c863f SM |
1417 | if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { |
1418 | printk(KERN_INFO "%s%d: TSID %.*s\n", | |
1419 | dev->name, dev->id, | |
1420 | (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), | |
1421 | dev->supplement_adapter_info.VpdInfo.Tsid); | |
1422 | } | |
2f7ecc55 | 1423 | if (!aac_check_reset || ((aac_check_reset == 1) && |
a3940da5 SM |
1424 | (dev->supplement_adapter_info.SupportedOptions2 & |
1425 | AAC_OPTION_IGNORE_RESET))) { | |
29c97684 SM |
1426 | printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", |
1427 | dev->name, dev->id); | |
1428 | } | |
8c867b25 | 1429 | } |
1da177e4 | 1430 | |
95e852e1 | 1431 | dev->cache_protected = 0; |
cb1042f2 SM |
1432 | dev->jbod = ((dev->supplement_adapter_info.FeatureBits & |
1433 | AAC_FEATURE_JBOD) != 0); | |
1da177e4 LT |
1434 | dev->nondasd_support = 0; |
1435 | dev->raid_scsi_mode = 0; | |
95e852e1 | 1436 | if(dev->adapter_info.options & AAC_OPT_NONDASD) |
1da177e4 | 1437 | dev->nondasd_support = 1; |
1da177e4 LT |
1438 | |
1439 | /* | |
1440 | * If the firmware supports ROMB RAID/SCSI mode and we are currently | |
1441 | * in RAID/SCSI mode, set the flag. For now if in this mode we will | |
1442 | * force nondasd support on. If we decide to allow the non-dasd flag | |
1443 | * additional changes changes will have to be made to support | |
1444 | * RAID/SCSI. the function aac_scsi_cmd in this module will have to be | |
1445 | * changed to support the new dev->raid_scsi_mode flag instead of | |
1446 | * leaching off of the dev->nondasd_support flag. Also in linit.c the | |
1447 | * function aac_detect will have to be modified where it sets up the | |
1448 | * max number of channels based on the aac->nondasd_support flag only. | |
1449 | */ | |
1450 | if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && | |
1451 | (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { | |
1452 | dev->nondasd_support = 1; | |
1453 | dev->raid_scsi_mode = 1; | |
1454 | } | |
1455 | if (dev->raid_scsi_mode != 0) | |
1456 | printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", | |
1457 | dev->name, dev->id); | |
8ce3eca4 | 1458 | |
95e852e1 | 1459 | if (nondasd != -1) |
1da177e4 | 1460 | dev->nondasd_support = (nondasd!=0); |
2f7ecc55 | 1461 | if (dev->nondasd_support && !dev->in_reset) |
1da177e4 | 1462 | printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); |
1da177e4 | 1463 | |
e930438c | 1464 | if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) |
d8e96507 | 1465 | dev->needs_dac = 1; |
1da177e4 | 1466 | dev->dac_support = 0; |
d8e96507 LA |
1467 | if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && |
1468 | (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { | |
2f7ecc55 SM |
1469 | if (!dev->in_reset) |
1470 | printk(KERN_INFO "%s%d: 64bit support enabled.\n", | |
1471 | dev->name, dev->id); | |
1da177e4 LT |
1472 | dev->dac_support = 1; |
1473 | } | |
1474 | ||
1475 | if(dacmode != -1) { | |
1476 | dev->dac_support = (dacmode!=0); | |
1477 | } | |
d8e96507 LA |
1478 | |
1479 | /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ | |
1480 | if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks | |
1481 | & AAC_QUIRK_SCSI_32)) { | |
1482 | dev->nondasd_support = 0; | |
1483 | dev->jbod = 0; | |
1484 | expose_physicals = 0; | |
1485 | } | |
1486 | ||
1da177e4 | 1487 | if(dev->dac_support != 0) { |
6a35528a YH |
1488 | if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64)) && |
1489 | !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { | |
2f7ecc55 SM |
1490 | if (!dev->in_reset) |
1491 | printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", | |
1492 | dev->name, dev->id); | |
284901a9 YH |
1493 | } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32)) && |
1494 | !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { | |
1da177e4 LT |
1495 | printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", |
1496 | dev->name, dev->id); | |
1497 | dev->dac_support = 0; | |
1498 | } else { | |
1499 | printk(KERN_WARNING"%s%d: No suitable DMA available.\n", | |
1500 | dev->name, dev->id); | |
1501 | rcode = -ENOMEM; | |
1502 | } | |
1503 | } | |
8ce3eca4 | 1504 | /* |
e8f32de5 MH |
1505 | * Deal with configuring for the individualized limits of each packet |
1506 | * interface. | |
7c00ffa3 | 1507 | */ |
e8f32de5 | 1508 | dev->a_ops.adapter_scsi = (dev->dac_support) |
94cf6ba1 SM |
1509 | ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) |
1510 | ? aac_scsi_32_64 | |
1511 | : aac_scsi_64) | |
e8f32de5 MH |
1512 | : aac_scsi_32; |
1513 | if (dev->raw_io_interface) { | |
1514 | dev->a_ops.adapter_bounds = (dev->raw_io_64) | |
1515 | ? aac_bounds_64 | |
1516 | : aac_bounds_32; | |
1517 | dev->a_ops.adapter_read = aac_read_raw_io; | |
1518 | dev->a_ops.adapter_write = aac_write_raw_io; | |
1519 | } else { | |
1520 | dev->a_ops.adapter_bounds = aac_bounds_32; | |
0e68c003 | 1521 | dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - |
7c00ffa3 | 1522 | sizeof(struct aac_fibhdr) - |
63a70eea MH |
1523 | sizeof(struct aac_write) + sizeof(struct sgentry)) / |
1524 | sizeof(struct sgentry); | |
0e68c003 | 1525 | if (dev->dac_support) { |
e8f32de5 MH |
1526 | dev->a_ops.adapter_read = aac_read_block64; |
1527 | dev->a_ops.adapter_write = aac_write_block64; | |
8ce3eca4 SM |
1528 | /* |
1529 | * 38 scatter gather elements | |
0e68c003 MH |
1530 | */ |
1531 | dev->scsi_host_ptr->sg_tablesize = | |
1532 | (dev->max_fib_size - | |
1533 | sizeof(struct aac_fibhdr) - | |
1534 | sizeof(struct aac_write64) + | |
63a70eea MH |
1535 | sizeof(struct sgentry64)) / |
1536 | sizeof(struct sgentry64); | |
e8f32de5 MH |
1537 | } else { |
1538 | dev->a_ops.adapter_read = aac_read_block; | |
1539 | dev->a_ops.adapter_write = aac_write_block; | |
0e68c003 MH |
1540 | } |
1541 | dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; | |
e8b12f0f | 1542 | if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { |
0e68c003 MH |
1543 | /* |
1544 | * Worst case size that could cause sg overflow when | |
1545 | * we break up SG elements that are larger than 64KB. | |
1546 | * Would be nice if we could tell the SCSI layer what | |
1547 | * the maximum SG element size can be. Worst case is | |
1548 | * (sg_tablesize-1) 4KB elements with one 64KB | |
1549 | * element. | |
1550 | * 32bit -> 468 or 238KB 64bit -> 424 or 212KB | |
1551 | */ | |
1552 | dev->scsi_host_ptr->max_sectors = | |
1553 | (dev->scsi_host_ptr->sg_tablesize * 8) + 112; | |
1554 | } | |
7c00ffa3 | 1555 | } |
cacb6dc3 PNRCEH |
1556 | /* FIB should be freed only after getting the response from the F/W */ |
1557 | if (rcode != -ERESTARTSYS) { | |
1558 | aac_fib_complete(fibptr); | |
1559 | aac_fib_free(fibptr); | |
1560 | } | |
1da177e4 LT |
1561 | |
1562 | return rcode; | |
1563 | } | |
1564 | ||
1565 | ||
e53cb35a | 1566 | static void io_callback(void *context, struct fib * fibptr) |
1da177e4 LT |
1567 | { |
1568 | struct aac_dev *dev; | |
1569 | struct aac_read_reply *readreply; | |
1570 | struct scsi_cmnd *scsicmd; | |
1da177e4 LT |
1571 | u32 cid; |
1572 | ||
1573 | scsicmd = (struct scsi_cmnd *) context; | |
1574 | ||
03d44337 MH |
1575 | if (!aac_valid_context(scsicmd, fibptr)) |
1576 | return; | |
1577 | ||
1a655040 | 1578 | dev = fibptr->dev; |
e5718774 | 1579 | cid = scmd_id(scsicmd); |
1da177e4 | 1580 | |
7a8cf29d MH |
1581 | if (nblank(dprintk(x))) { |
1582 | u64 lba; | |
1583 | switch (scsicmd->cmnd[0]) { | |
1584 | case WRITE_6: | |
1585 | case READ_6: | |
1586 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | | |
1587 | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
1588 | break; | |
1589 | case WRITE_16: | |
1590 | case READ_16: | |
1591 | lba = ((u64)scsicmd->cmnd[2] << 56) | | |
1592 | ((u64)scsicmd->cmnd[3] << 48) | | |
1593 | ((u64)scsicmd->cmnd[4] << 40) | | |
1594 | ((u64)scsicmd->cmnd[5] << 32) | | |
1595 | ((u64)scsicmd->cmnd[6] << 24) | | |
1596 | (scsicmd->cmnd[7] << 16) | | |
1597 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
1598 | break; | |
1599 | case WRITE_12: | |
1600 | case READ_12: | |
1601 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
1602 | (scsicmd->cmnd[3] << 16) | | |
1603 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1604 | break; | |
1605 | default: | |
1606 | lba = ((u64)scsicmd->cmnd[2] << 24) | | |
1607 | (scsicmd->cmnd[3] << 16) | | |
1608 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1609 | break; | |
1610 | } | |
1611 | printk(KERN_DEBUG | |
1612 | "io_callback[cpu %d]: lba = %llu, t = %ld.\n", | |
1613 | smp_processor_id(), (unsigned long long)lba, jiffies); | |
1614 | } | |
1da177e4 | 1615 | |
125e1874 | 1616 | BUG_ON(fibptr == NULL); |
727eead6 FT |
1617 | |
1618 | scsi_dma_unmap(scsicmd); | |
1619 | ||
1da177e4 | 1620 | readreply = (struct aac_read_reply *)fib_data(fibptr); |
655d722c MS |
1621 | switch (le32_to_cpu(readreply->status)) { |
1622 | case ST_OK: | |
1623 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
1624 | SAM_STAT_GOOD; | |
1625 | dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; | |
1626 | break; | |
1627 | case ST_NOT_READY: | |
1628 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
1629 | SAM_STAT_CHECK_CONDITION; | |
1630 | set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, | |
1631 | SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); | |
1632 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
1633 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), | |
1634 | SCSI_SENSE_BUFFERSIZE)); | |
1635 | break; | |
1636 | default: | |
7c00ffa3 | 1637 | #ifdef AAC_DETAILED_STATUS_INFO |
e53cb35a | 1638 | printk(KERN_WARNING "io_callback: io failed, status = %d\n", |
7c00ffa3 MH |
1639 | le32_to_cpu(readreply->status)); |
1640 | #endif | |
655d722c MS |
1641 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | |
1642 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
1643 | set_sense(&dev->fsa_dev[cid].sense_data, |
1644 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
1645 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
1da177e4 | 1646 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
1647 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
1648 | SCSI_SENSE_BUFFERSIZE)); | |
655d722c | 1649 | break; |
1da177e4 | 1650 | } |
bfb35aa8 MH |
1651 | aac_fib_complete(fibptr); |
1652 | aac_fib_free(fibptr); | |
1da177e4 | 1653 | |
8e0c5ebd | 1654 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
1655 | } |
1656 | ||
9e7c349c | 1657 | static int aac_read(struct scsi_cmnd * scsicmd) |
1da177e4 | 1658 | { |
7a8cf29d | 1659 | u64 lba; |
1da177e4 LT |
1660 | u32 count; |
1661 | int status; | |
1da177e4 LT |
1662 | struct aac_dev *dev; |
1663 | struct fib * cmd_fibcontext; | |
da3cc679 | 1664 | int cid; |
1da177e4 LT |
1665 | |
1666 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
1667 | /* | |
1668 | * Get block address and transfer length | |
1669 | */ | |
7a8cf29d MH |
1670 | switch (scsicmd->cmnd[0]) { |
1671 | case READ_6: | |
9e7c349c | 1672 | dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); |
1da177e4 | 1673 | |
8ce3eca4 | 1674 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | |
7a8cf29d | 1675 | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; |
1da177e4 LT |
1676 | count = scsicmd->cmnd[4]; |
1677 | ||
1678 | if (count == 0) | |
1679 | count = 256; | |
7a8cf29d MH |
1680 | break; |
1681 | case READ_16: | |
9e7c349c | 1682 | dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1683 | |
8ce3eca4 SM |
1684 | lba = ((u64)scsicmd->cmnd[2] << 56) | |
1685 | ((u64)scsicmd->cmnd[3] << 48) | | |
7a8cf29d MH |
1686 | ((u64)scsicmd->cmnd[4] << 40) | |
1687 | ((u64)scsicmd->cmnd[5] << 32) | | |
8ce3eca4 | 1688 | ((u64)scsicmd->cmnd[6] << 24) | |
7a8cf29d MH |
1689 | (scsicmd->cmnd[7] << 16) | |
1690 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
8ce3eca4 | 1691 | count = (scsicmd->cmnd[10] << 24) | |
7a8cf29d MH |
1692 | (scsicmd->cmnd[11] << 16) | |
1693 | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; | |
1694 | break; | |
1695 | case READ_12: | |
9e7c349c | 1696 | dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1697 | |
8ce3eca4 | 1698 | lba = ((u64)scsicmd->cmnd[2] << 24) | |
7a8cf29d | 1699 | (scsicmd->cmnd[3] << 16) | |
8ce3eca4 SM |
1700 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1701 | count = (scsicmd->cmnd[6] << 24) | | |
7a8cf29d | 1702 | (scsicmd->cmnd[7] << 16) | |
8ce3eca4 | 1703 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; |
7a8cf29d MH |
1704 | break; |
1705 | default: | |
9e7c349c | 1706 | dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); |
1da177e4 | 1707 | |
8ce3eca4 SM |
1708 | lba = ((u64)scsicmd->cmnd[2] << 24) | |
1709 | (scsicmd->cmnd[3] << 16) | | |
7a8cf29d | 1710 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1da177e4 | 1711 | count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; |
7a8cf29d | 1712 | break; |
1da177e4 | 1713 | } |
da3cc679 RM |
1714 | |
1715 | if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { | |
1716 | cid = scmd_id(scsicmd); | |
1717 | dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); | |
1718 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
1719 | SAM_STAT_CHECK_CONDITION; | |
1720 | set_sense(&dev->fsa_dev[cid].sense_data, | |
1721 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
1722 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
1723 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
1724 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), | |
1725 | SCSI_SENSE_BUFFERSIZE)); | |
1726 | scsicmd->scsi_done(scsicmd); | |
1727 | return 1; | |
1728 | } | |
1729 | ||
7a8cf29d | 1730 | dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", |
7c00ffa3 | 1731 | smp_processor_id(), (unsigned long long)lba, jiffies)); |
e8f32de5 | 1732 | if (aac_adapter_bounds(dev,scsicmd,lba)) |
7a8cf29d | 1733 | return 0; |
1da177e4 LT |
1734 | /* |
1735 | * Alocate and initialize a Fib | |
1736 | */ | |
bfb35aa8 | 1737 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
cacb6dc3 | 1738 | printk(KERN_WARNING "aac_read: fib allocation failed\n"); |
1da177e4 LT |
1739 | return -1; |
1740 | } | |
1741 | ||
e8f32de5 | 1742 | status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); |
1da177e4 LT |
1743 | |
1744 | /* | |
1745 | * Check that the command queued to the controller | |
1746 | */ | |
77d644d4 MH |
1747 | if (status == -EINPROGRESS) { |
1748 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 1749 | return 0; |
77d644d4 | 1750 | } |
8ce3eca4 | 1751 | |
bfb35aa8 | 1752 | printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); |
1da177e4 LT |
1753 | /* |
1754 | * For some reason, the Fib didn't queue, return QUEUE_FULL | |
1755 | */ | |
1756 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; | |
8e0c5ebd | 1757 | scsicmd->scsi_done(scsicmd); |
bfb35aa8 MH |
1758 | aac_fib_complete(cmd_fibcontext); |
1759 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1760 | return 0; |
1761 | } | |
1762 | ||
9e7c349c | 1763 | static int aac_write(struct scsi_cmnd * scsicmd) |
1da177e4 | 1764 | { |
7a8cf29d | 1765 | u64 lba; |
1da177e4 | 1766 | u32 count; |
9d399cc7 | 1767 | int fua; |
1da177e4 | 1768 | int status; |
1da177e4 LT |
1769 | struct aac_dev *dev; |
1770 | struct fib * cmd_fibcontext; | |
da3cc679 | 1771 | int cid; |
1da177e4 LT |
1772 | |
1773 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
1774 | /* | |
1775 | * Get block address and transfer length | |
1776 | */ | |
1777 | if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ | |
1778 | { | |
1779 | lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; | |
1780 | count = scsicmd->cmnd[4]; | |
1781 | if (count == 0) | |
1782 | count = 256; | |
9d399cc7 | 1783 | fua = 0; |
7a8cf29d | 1784 | } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ |
9e7c349c | 1785 | dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1786 | |
8ce3eca4 | 1787 | lba = ((u64)scsicmd->cmnd[2] << 56) | |
7a8cf29d MH |
1788 | ((u64)scsicmd->cmnd[3] << 48) | |
1789 | ((u64)scsicmd->cmnd[4] << 40) | | |
1790 | ((u64)scsicmd->cmnd[5] << 32) | | |
8ce3eca4 | 1791 | ((u64)scsicmd->cmnd[6] << 24) | |
7a8cf29d MH |
1792 | (scsicmd->cmnd[7] << 16) | |
1793 | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
1794 | count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | | |
1795 | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; | |
9d399cc7 | 1796 | fua = scsicmd->cmnd[1] & 0x8; |
7a8cf29d | 1797 | } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ |
9e7c349c | 1798 | dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d MH |
1799 | |
1800 | lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | |
1801 | | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1802 | count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) | |
1803 | | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; | |
9d399cc7 | 1804 | fua = scsicmd->cmnd[1] & 0x8; |
1da177e4 | 1805 | } else { |
9e7c349c | 1806 | dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); |
7a8cf29d | 1807 | lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; |
1da177e4 | 1808 | count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; |
9d399cc7 | 1809 | fua = scsicmd->cmnd[1] & 0x8; |
1da177e4 | 1810 | } |
da3cc679 RM |
1811 | |
1812 | if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { | |
1813 | cid = scmd_id(scsicmd); | |
1814 | dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); | |
1815 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
1816 | SAM_STAT_CHECK_CONDITION; | |
1817 | set_sense(&dev->fsa_dev[cid].sense_data, | |
1818 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
1819 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
1820 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, | |
1821 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), | |
1822 | SCSI_SENSE_BUFFERSIZE)); | |
1823 | scsicmd->scsi_done(scsicmd); | |
1824 | return 1; | |
1825 | } | |
1826 | ||
7a8cf29d | 1827 | dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", |
1da177e4 | 1828 | smp_processor_id(), (unsigned long long)lba, jiffies)); |
e8f32de5 | 1829 | if (aac_adapter_bounds(dev,scsicmd,lba)) |
7a8cf29d | 1830 | return 0; |
1da177e4 LT |
1831 | /* |
1832 | * Allocate and initialize a Fib then setup a BlockWrite command | |
1833 | */ | |
bfb35aa8 | 1834 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
cacb6dc3 PNRCEH |
1835 | /* FIB temporarily unavailable,not catastrophic failure */ |
1836 | ||
1837 | /* scsicmd->result = DID_ERROR << 16; | |
1838 | * scsicmd->scsi_done(scsicmd); | |
1839 | * return 0; | |
1840 | */ | |
1841 | printk(KERN_WARNING "aac_write: fib allocation failed\n"); | |
1842 | return -1; | |
1da177e4 | 1843 | } |
1da177e4 | 1844 | |
9d399cc7 | 1845 | status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); |
1da177e4 LT |
1846 | |
1847 | /* | |
1848 | * Check that the command queued to the controller | |
1849 | */ | |
77d644d4 MH |
1850 | if (status == -EINPROGRESS) { |
1851 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 LT |
1852 | return 0; |
1853 | } | |
1854 | ||
bfb35aa8 | 1855 | printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); |
1da177e4 LT |
1856 | /* |
1857 | * For some reason, the Fib didn't queue, return QUEUE_FULL | |
1858 | */ | |
1859 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; | |
8e0c5ebd | 1860 | scsicmd->scsi_done(scsicmd); |
1da177e4 | 1861 | |
bfb35aa8 MH |
1862 | aac_fib_complete(cmd_fibcontext); |
1863 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
1864 | return 0; |
1865 | } | |
1866 | ||
1867 | static void synchronize_callback(void *context, struct fib *fibptr) | |
1868 | { | |
1869 | struct aac_synchronize_reply *synchronizereply; | |
1870 | struct scsi_cmnd *cmd; | |
1871 | ||
1872 | cmd = context; | |
1873 | ||
03d44337 MH |
1874 | if (!aac_valid_context(cmd, fibptr)) |
1875 | return; | |
1876 | ||
b90f90d2 | 1877 | dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", |
1da177e4 LT |
1878 | smp_processor_id(), jiffies)); |
1879 | BUG_ON(fibptr == NULL); | |
1880 | ||
1881 | ||
1882 | synchronizereply = fib_data(fibptr); | |
1883 | if (le32_to_cpu(synchronizereply->status) == CT_OK) | |
b90f90d2 | 1884 | cmd->result = DID_OK << 16 | |
1da177e4 LT |
1885 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
1886 | else { | |
1887 | struct scsi_device *sdev = cmd->device; | |
1a655040 | 1888 | struct aac_dev *dev = fibptr->dev; |
e5718774 | 1889 | u32 cid = sdev_id(sdev); |
b90f90d2 | 1890 | printk(KERN_WARNING |
1da177e4 LT |
1891 | "synchronize_callback: synchronize failed, status = %d\n", |
1892 | le32_to_cpu(synchronizereply->status)); | |
b90f90d2 | 1893 | cmd->result = DID_OK << 16 | |
1da177e4 | 1894 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
8e31e607 SM |
1895 | set_sense(&dev->fsa_dev[cid].sense_data, |
1896 | HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, | |
1897 | ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); | |
1da177e4 | 1898 | memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
b80ca4f7 FT |
1899 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
1900 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 LT |
1901 | } |
1902 | ||
bfb35aa8 MH |
1903 | aac_fib_complete(fibptr); |
1904 | aac_fib_free(fibptr); | |
8e0c5ebd | 1905 | cmd->scsi_done(cmd); |
1da177e4 LT |
1906 | } |
1907 | ||
9e7c349c | 1908 | static int aac_synchronize(struct scsi_cmnd *scsicmd) |
1da177e4 LT |
1909 | { |
1910 | int status; | |
1911 | struct fib *cmd_fibcontext; | |
1912 | struct aac_synchronize *synchronizecmd; | |
1913 | struct scsi_cmnd *cmd; | |
1914 | struct scsi_device *sdev = scsicmd->device; | |
1915 | int active = 0; | |
90ee3466 | 1916 | struct aac_dev *aac; |
b90f90d2 SM |
1917 | u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | |
1918 | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; | |
1919 | u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; | |
1da177e4 LT |
1920 | unsigned long flags; |
1921 | ||
1922 | /* | |
77d644d4 MH |
1923 | * Wait for all outstanding queued commands to complete to this |
1924 | * specific target (block). | |
1da177e4 LT |
1925 | */ |
1926 | spin_lock_irqsave(&sdev->list_lock, flags); | |
1927 | list_for_each_entry(cmd, &sdev->cmd_list, list) | |
b90f90d2 SM |
1928 | if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { |
1929 | u64 cmnd_lba; | |
1930 | u32 cmnd_count; | |
1931 | ||
1932 | if (cmd->cmnd[0] == WRITE_6) { | |
1933 | cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | | |
1934 | (cmd->cmnd[2] << 8) | | |
1935 | cmd->cmnd[3]; | |
1936 | cmnd_count = cmd->cmnd[4]; | |
1937 | if (cmnd_count == 0) | |
1938 | cmnd_count = 256; | |
1939 | } else if (cmd->cmnd[0] == WRITE_16) { | |
1940 | cmnd_lba = ((u64)cmd->cmnd[2] << 56) | | |
1941 | ((u64)cmd->cmnd[3] << 48) | | |
1942 | ((u64)cmd->cmnd[4] << 40) | | |
1943 | ((u64)cmd->cmnd[5] << 32) | | |
1944 | ((u64)cmd->cmnd[6] << 24) | | |
1945 | (cmd->cmnd[7] << 16) | | |
1946 | (cmd->cmnd[8] << 8) | | |
1947 | cmd->cmnd[9]; | |
1948 | cmnd_count = (cmd->cmnd[10] << 24) | | |
1949 | (cmd->cmnd[11] << 16) | | |
1950 | (cmd->cmnd[12] << 8) | | |
1951 | cmd->cmnd[13]; | |
1952 | } else if (cmd->cmnd[0] == WRITE_12) { | |
1953 | cmnd_lba = ((u64)cmd->cmnd[2] << 24) | | |
1954 | (cmd->cmnd[3] << 16) | | |
1955 | (cmd->cmnd[4] << 8) | | |
1956 | cmd->cmnd[5]; | |
1957 | cmnd_count = (cmd->cmnd[6] << 24) | | |
1958 | (cmd->cmnd[7] << 16) | | |
1959 | (cmd->cmnd[8] << 8) | | |
1960 | cmd->cmnd[9]; | |
1961 | } else if (cmd->cmnd[0] == WRITE_10) { | |
1962 | cmnd_lba = ((u64)cmd->cmnd[2] << 24) | | |
1963 | (cmd->cmnd[3] << 16) | | |
1964 | (cmd->cmnd[4] << 8) | | |
1965 | cmd->cmnd[5]; | |
1966 | cmnd_count = (cmd->cmnd[7] << 8) | | |
1967 | cmd->cmnd[8]; | |
1968 | } else | |
1969 | continue; | |
1970 | if (((cmnd_lba + cmnd_count) < lba) || | |
1971 | (count && ((lba + count) < cmnd_lba))) | |
1972 | continue; | |
1da177e4 LT |
1973 | ++active; |
1974 | break; | |
1975 | } | |
1976 | ||
1977 | spin_unlock_irqrestore(&sdev->list_lock, flags); | |
1978 | ||
1979 | /* | |
1980 | * Yield the processor (requeue for later) | |
1981 | */ | |
1982 | if (active) | |
1983 | return SCSI_MLQUEUE_DEVICE_BUSY; | |
1984 | ||
f858317d | 1985 | aac = (struct aac_dev *)sdev->host->hostdata; |
8c867b25 MH |
1986 | if (aac->in_reset) |
1987 | return SCSI_MLQUEUE_HOST_BUSY; | |
1988 | ||
1da177e4 | 1989 | /* |
7c00ffa3 | 1990 | * Allocate and initialize a Fib |
1da177e4 | 1991 | */ |
90ee3466 | 1992 | if (!(cmd_fibcontext = aac_fib_alloc(aac))) |
1da177e4 LT |
1993 | return SCSI_MLQUEUE_HOST_BUSY; |
1994 | ||
bfb35aa8 | 1995 | aac_fib_init(cmd_fibcontext); |
1da177e4 LT |
1996 | |
1997 | synchronizecmd = fib_data(cmd_fibcontext); | |
1998 | synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); | |
1999 | synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); | |
9e7c349c | 2000 | synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); |
b90f90d2 | 2001 | synchronizecmd->count = |
1da177e4 LT |
2002 | cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); |
2003 | ||
2004 | /* | |
2005 | * Now send the Fib to the adapter | |
2006 | */ | |
bfb35aa8 | 2007 | status = aac_fib_send(ContainerCommand, |
1da177e4 LT |
2008 | cmd_fibcontext, |
2009 | sizeof(struct aac_synchronize), | |
2010 | FsaNormal, | |
2011 | 0, 1, | |
2012 | (fib_callback)synchronize_callback, | |
2013 | (void *)scsicmd); | |
2014 | ||
2015 | /* | |
2016 | * Check that the command queued to the controller | |
2017 | */ | |
77d644d4 MH |
2018 | if (status == -EINPROGRESS) { |
2019 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 | 2020 | return 0; |
77d644d4 | 2021 | } |
1da177e4 | 2022 | |
b90f90d2 | 2023 | printk(KERN_WARNING |
bfb35aa8 MH |
2024 | "aac_synchronize: aac_fib_send failed with status: %d.\n", status); |
2025 | aac_fib_complete(cmd_fibcontext); | |
2026 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
2027 | return SCSI_MLQUEUE_HOST_BUSY; |
2028 | } | |
2029 | ||
655d722c MS |
2030 | static void aac_start_stop_callback(void *context, struct fib *fibptr) |
2031 | { | |
2032 | struct scsi_cmnd *scsicmd = context; | |
2033 | ||
2034 | if (!aac_valid_context(scsicmd, fibptr)) | |
2035 | return; | |
2036 | ||
2037 | BUG_ON(fibptr == NULL); | |
2038 | ||
2039 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2040 | ||
2041 | aac_fib_complete(fibptr); | |
2042 | aac_fib_free(fibptr); | |
2043 | scsicmd->scsi_done(scsicmd); | |
2044 | } | |
2045 | ||
2046 | static int aac_start_stop(struct scsi_cmnd *scsicmd) | |
2047 | { | |
2048 | int status; | |
2049 | struct fib *cmd_fibcontext; | |
2050 | struct aac_power_management *pmcmd; | |
2051 | struct scsi_device *sdev = scsicmd->device; | |
2052 | struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; | |
2053 | ||
2054 | if (!(aac->supplement_adapter_info.SupportedOptions2 & | |
2055 | AAC_OPTION_POWER_MANAGEMENT)) { | |
2056 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
2057 | SAM_STAT_GOOD; | |
2058 | scsicmd->scsi_done(scsicmd); | |
2059 | return 0; | |
2060 | } | |
2061 | ||
2062 | if (aac->in_reset) | |
2063 | return SCSI_MLQUEUE_HOST_BUSY; | |
2064 | ||
2065 | /* | |
2066 | * Allocate and initialize a Fib | |
2067 | */ | |
2068 | cmd_fibcontext = aac_fib_alloc(aac); | |
2069 | if (!cmd_fibcontext) | |
2070 | return SCSI_MLQUEUE_HOST_BUSY; | |
2071 | ||
2072 | aac_fib_init(cmd_fibcontext); | |
2073 | ||
2074 | pmcmd = fib_data(cmd_fibcontext); | |
2075 | pmcmd->command = cpu_to_le32(VM_ContainerConfig); | |
2076 | pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); | |
2077 | /* Eject bit ignored, not relevant */ | |
2078 | pmcmd->sub = (scsicmd->cmnd[4] & 1) ? | |
2079 | cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); | |
2080 | pmcmd->cid = cpu_to_le32(sdev_id(sdev)); | |
2081 | pmcmd->parm = (scsicmd->cmnd[1] & 1) ? | |
2082 | cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; | |
2083 | ||
2084 | /* | |
2085 | * Now send the Fib to the adapter | |
2086 | */ | |
2087 | status = aac_fib_send(ContainerCommand, | |
2088 | cmd_fibcontext, | |
2089 | sizeof(struct aac_power_management), | |
2090 | FsaNormal, | |
2091 | 0, 1, | |
2092 | (fib_callback)aac_start_stop_callback, | |
2093 | (void *)scsicmd); | |
2094 | ||
2095 | /* | |
2096 | * Check that the command queued to the controller | |
2097 | */ | |
2098 | if (status == -EINPROGRESS) { | |
2099 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
2100 | return 0; | |
2101 | } | |
2102 | ||
2103 | aac_fib_complete(cmd_fibcontext); | |
2104 | aac_fib_free(cmd_fibcontext); | |
2105 | return SCSI_MLQUEUE_HOST_BUSY; | |
2106 | } | |
2107 | ||
1da177e4 LT |
2108 | /** |
2109 | * aac_scsi_cmd() - Process SCSI command | |
2110 | * @scsicmd: SCSI command block | |
2111 | * | |
2112 | * Emulate a SCSI command and queue the required request for the | |
2113 | * aacraid firmware. | |
2114 | */ | |
8ce3eca4 | 2115 | |
1da177e4 LT |
2116 | int aac_scsi_cmd(struct scsi_cmnd * scsicmd) |
2117 | { | |
1a655040 | 2118 | u32 cid; |
1da177e4 LT |
2119 | struct Scsi_Host *host = scsicmd->device->host; |
2120 | struct aac_dev *dev = (struct aac_dev *)host->hostdata; | |
2121 | struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; | |
8ce3eca4 | 2122 | |
90ee3466 MH |
2123 | if (fsa_dev_ptr == NULL) |
2124 | return -1; | |
1da177e4 LT |
2125 | /* |
2126 | * If the bus, id or lun is out of range, return fail | |
2127 | * Test does not apply to ID 16, the pseudo id for the controller | |
2128 | * itself. | |
2129 | */ | |
1a655040 SM |
2130 | cid = scmd_id(scsicmd); |
2131 | if (cid != host->this_id) { | |
2132 | if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { | |
2133 | if((cid >= dev->maximum_num_containers) || | |
e5718774 | 2134 | (scsicmd->device->lun != 0)) { |
1da177e4 LT |
2135 | scsicmd->result = DID_NO_CONNECT << 16; |
2136 | scsicmd->scsi_done(scsicmd); | |
2137 | return 0; | |
2138 | } | |
1da177e4 LT |
2139 | |
2140 | /* | |
2141 | * If the target container doesn't exist, it may have | |
2142 | * been newly created | |
2143 | */ | |
655d722c MS |
2144 | if (((fsa_dev_ptr[cid].valid & 1) == 0) || |
2145 | (fsa_dev_ptr[cid].sense_data.sense_key == | |
2146 | NOT_READY)) { | |
1da177e4 | 2147 | switch (scsicmd->cmnd[0]) { |
7a8cf29d MH |
2148 | case SERVICE_ACTION_IN: |
2149 | if (!(dev->raw_io_interface) || | |
2150 | !(dev->raw_io_64) || | |
2151 | ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
2152 | break; | |
1da177e4 LT |
2153 | case INQUIRY: |
2154 | case READ_CAPACITY: | |
2155 | case TEST_UNIT_READY: | |
8c867b25 MH |
2156 | if (dev->in_reset) |
2157 | return -1; | |
fe76df42 MH |
2158 | return _aac_probe_container(scsicmd, |
2159 | aac_probe_container_callback2); | |
1da177e4 LT |
2160 | default: |
2161 | break; | |
2162 | } | |
2163 | } | |
1da177e4 | 2164 | } else { /* check for physical non-dasd devices */ |
cb1042f2 SM |
2165 | if (dev->nondasd_support || expose_physicals || |
2166 | dev->jbod) { | |
8c867b25 MH |
2167 | if (dev->in_reset) |
2168 | return -1; | |
1da177e4 LT |
2169 | return aac_send_srb_fib(scsicmd); |
2170 | } else { | |
2171 | scsicmd->result = DID_NO_CONNECT << 16; | |
2172 | scsicmd->scsi_done(scsicmd); | |
2173 | return 0; | |
2174 | } | |
2175 | } | |
2176 | } | |
2177 | /* | |
2178 | * else Command for the controller itself | |
2179 | */ | |
2180 | else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ | |
8ce3eca4 | 2181 | (scsicmd->cmnd[0] != TEST_UNIT_READY)) |
1da177e4 LT |
2182 | { |
2183 | dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); | |
2184 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
2185 | set_sense(&dev->fsa_dev[cid].sense_data, |
2186 | ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, | |
2187 | ASENCODE_INVALID_COMMAND, 0, 0); | |
1da177e4 | 2188 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
2189 | min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), |
2190 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 LT |
2191 | scsicmd->scsi_done(scsicmd); |
2192 | return 0; | |
2193 | } | |
2194 | ||
2195 | ||
2196 | /* Handle commands here that don't really require going out to the adapter */ | |
2197 | switch (scsicmd->cmnd[0]) { | |
2198 | case INQUIRY: | |
2199 | { | |
3b2946cc | 2200 | struct inquiry_data inq_data; |
1da177e4 | 2201 | |
1a655040 | 2202 | dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); |
3b2946cc | 2203 | memset(&inq_data, 0, sizeof (struct inquiry_data)); |
1da177e4 | 2204 | |
d8e96507 | 2205 | if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { |
88e2f98e SM |
2206 | char *arr = (char *)&inq_data; |
2207 | ||
2208 | /* EVPD bit set */ | |
2209 | arr[0] = (scmd_id(scsicmd) == host->this_id) ? | |
2210 | INQD_PDT_PROC : INQD_PDT_DA; | |
2211 | if (scsicmd->cmnd[2] == 0) { | |
2212 | /* supported vital product data pages */ | |
2213 | arr[3] = 2; | |
2214 | arr[4] = 0x0; | |
2215 | arr[5] = 0x80; | |
2216 | arr[1] = scsicmd->cmnd[2]; | |
d4345028 FT |
2217 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, |
2218 | sizeof(inq_data)); | |
88e2f98e SM |
2219 | scsicmd->result = DID_OK << 16 | |
2220 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2221 | } else if (scsicmd->cmnd[2] == 0x80) { | |
2222 | /* unit serial number page */ | |
2223 | arr[3] = setinqserial(dev, &arr[4], | |
2224 | scmd_id(scsicmd)); | |
2225 | arr[1] = scsicmd->cmnd[2]; | |
d4345028 FT |
2226 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, |
2227 | sizeof(inq_data)); | |
d8e96507 LA |
2228 | if (aac_wwn != 2) |
2229 | return aac_get_container_serial( | |
2230 | scsicmd); | |
2231 | /* SLES 10 SP1 special */ | |
2232 | scsicmd->result = DID_OK << 16 | | |
2233 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
88e2f98e SM |
2234 | } else { |
2235 | /* vpd page not implemented */ | |
2236 | scsicmd->result = DID_OK << 16 | | |
2237 | COMMAND_COMPLETE << 8 | | |
2238 | SAM_STAT_CHECK_CONDITION; | |
8e31e607 SM |
2239 | set_sense(&dev->fsa_dev[cid].sense_data, |
2240 | ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, | |
2241 | ASENCODE_NO_SENSE, 7, 2); | |
88e2f98e SM |
2242 | memcpy(scsicmd->sense_buffer, |
2243 | &dev->fsa_dev[cid].sense_data, | |
3ace426f SM |
2244 | min_t(size_t, |
2245 | sizeof(dev->fsa_dev[cid].sense_data), | |
2246 | SCSI_SENSE_BUFFERSIZE)); | |
88e2f98e SM |
2247 | } |
2248 | scsicmd->scsi_done(scsicmd); | |
2249 | return 0; | |
2250 | } | |
3b2946cc | 2251 | inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ |
3b2946cc MH |
2252 | 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 */ |
2253 | inq_data.inqd_len = 31; | |
1da177e4 | 2254 | /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ |
3b2946cc | 2255 | inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ |
1da177e4 LT |
2256 | /* |
2257 | * Set the Vendor, Product, and Revision Level | |
2258 | * see: <vendor>.c i.e. aac.c | |
2259 | */ | |
1a655040 | 2260 | if (cid == host->this_id) { |
6391a113 | 2261 | setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); |
3b2946cc | 2262 | inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ |
d4345028 FT |
2263 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, |
2264 | sizeof(inq_data)); | |
1da177e4 LT |
2265 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
2266 | scsicmd->scsi_done(scsicmd); | |
2267 | return 0; | |
2268 | } | |
8c867b25 MH |
2269 | if (dev->in_reset) |
2270 | return -1; | |
794d0601 | 2271 | setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); |
3b2946cc | 2272 | inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ |
d4345028 | 2273 | scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); |
9e7c349c | 2274 | return aac_get_container_name(scsicmd); |
1da177e4 | 2275 | } |
7a8cf29d MH |
2276 | case SERVICE_ACTION_IN: |
2277 | if (!(dev->raw_io_interface) || | |
2278 | !(dev->raw_io_64) || | |
2279 | ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) | |
2280 | break; | |
2281 | { | |
2282 | u64 capacity; | |
07ce5eba | 2283 | char cp[13]; |
b271f1c8 | 2284 | unsigned int alloc_len; |
7a8cf29d MH |
2285 | |
2286 | dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); | |
2287 | capacity = fsa_dev_ptr[cid].size - 1; | |
7a8cf29d MH |
2288 | cp[0] = (capacity >> 56) & 0xff; |
2289 | cp[1] = (capacity >> 48) & 0xff; | |
2290 | cp[2] = (capacity >> 40) & 0xff; | |
2291 | cp[3] = (capacity >> 32) & 0xff; | |
2292 | cp[4] = (capacity >> 24) & 0xff; | |
2293 | cp[5] = (capacity >> 16) & 0xff; | |
2294 | cp[6] = (capacity >> 8) & 0xff; | |
2295 | cp[7] = (capacity >> 0) & 0xff; | |
2296 | cp[8] = 0; | |
2297 | cp[9] = 0; | |
2298 | cp[10] = 2; | |
2299 | cp[11] = 0; | |
07ce5eba | 2300 | cp[12] = 0; |
07ce5eba | 2301 | |
b271f1c8 FT |
2302 | alloc_len = ((scsicmd->cmnd[10] << 24) |
2303 | + (scsicmd->cmnd[11] << 16) | |
2304 | + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); | |
2305 | ||
2306 | alloc_len = min_t(size_t, alloc_len, sizeof(cp)); | |
d4345028 | 2307 | scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); |
b271f1c8 FT |
2308 | if (alloc_len < scsi_bufflen(scsicmd)) |
2309 | scsi_set_resid(scsicmd, | |
2310 | scsi_bufflen(scsicmd) - alloc_len); | |
7a8cf29d MH |
2311 | |
2312 | /* Do not cache partition table for arrays */ | |
2313 | scsicmd->device->removable = 1; | |
2314 | ||
2315 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2316 | scsicmd->scsi_done(scsicmd); | |
2317 | ||
2318 | return 0; | |
2319 | } | |
2320 | ||
1da177e4 LT |
2321 | case READ_CAPACITY: |
2322 | { | |
2323 | u32 capacity; | |
3b2946cc | 2324 | char cp[8]; |
1da177e4 LT |
2325 | |
2326 | dprintk((KERN_DEBUG "READ CAPACITY command.\n")); | |
7a8cf29d | 2327 | if (fsa_dev_ptr[cid].size <= 0x100000000ULL) |
1da177e4 LT |
2328 | capacity = fsa_dev_ptr[cid].size - 1; |
2329 | else | |
2330 | capacity = (u32)-1; | |
3b2946cc | 2331 | |
1da177e4 LT |
2332 | cp[0] = (capacity >> 24) & 0xff; |
2333 | cp[1] = (capacity >> 16) & 0xff; | |
2334 | cp[2] = (capacity >> 8) & 0xff; | |
2335 | cp[3] = (capacity >> 0) & 0xff; | |
2336 | cp[4] = 0; | |
2337 | cp[5] = 0; | |
2338 | cp[6] = 2; | |
2339 | cp[7] = 0; | |
d4345028 | 2340 | scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); |
7a8cf29d MH |
2341 | /* Do not cache partition table for arrays */ |
2342 | scsicmd->device->removable = 1; | |
655d722c MS |
2343 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | |
2344 | SAM_STAT_GOOD; | |
1da177e4 LT |
2345 | scsicmd->scsi_done(scsicmd); |
2346 | ||
2347 | return 0; | |
2348 | } | |
2349 | ||
2350 | case MODE_SENSE: | |
2351 | { | |
9d399cc7 SM |
2352 | char mode_buf[7]; |
2353 | int mode_buf_length = 4; | |
1da177e4 LT |
2354 | |
2355 | dprintk((KERN_DEBUG "MODE SENSE command.\n")); | |
1da177e4 LT |
2356 | mode_buf[0] = 3; /* Mode data length */ |
2357 | mode_buf[1] = 0; /* Medium type - default */ | |
9d399cc7 SM |
2358 | mode_buf[2] = 0; /* Device-specific param, |
2359 | bit 8: 0/1 = write enabled/protected | |
2360 | bit 4: 0/1 = FUA enabled */ | |
95e852e1 | 2361 | if (dev->raw_io_interface && ((aac_cache & 5) != 1)) |
9d399cc7 | 2362 | mode_buf[2] = 0x10; |
1da177e4 | 2363 | mode_buf[3] = 0; /* Block descriptor length */ |
9d399cc7 SM |
2364 | if (((scsicmd->cmnd[2] & 0x3f) == 8) || |
2365 | ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { | |
2366 | mode_buf[0] = 6; | |
2367 | mode_buf[4] = 8; | |
2368 | mode_buf[5] = 1; | |
95e852e1 SM |
2369 | mode_buf[6] = ((aac_cache & 6) == 2) |
2370 | ? 0 : 0x04; /* WCE */ | |
9d399cc7 SM |
2371 | mode_buf_length = 7; |
2372 | if (mode_buf_length > scsicmd->cmnd[4]) | |
2373 | mode_buf_length = scsicmd->cmnd[4]; | |
2374 | } | |
d4345028 | 2375 | scsi_sg_copy_from_buffer(scsicmd, mode_buf, mode_buf_length); |
1da177e4 LT |
2376 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
2377 | scsicmd->scsi_done(scsicmd); | |
2378 | ||
2379 | return 0; | |
2380 | } | |
2381 | case MODE_SENSE_10: | |
2382 | { | |
9d399cc7 SM |
2383 | char mode_buf[11]; |
2384 | int mode_buf_length = 8; | |
1da177e4 LT |
2385 | |
2386 | dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); | |
1da177e4 LT |
2387 | mode_buf[0] = 0; /* Mode data length (MSB) */ |
2388 | mode_buf[1] = 6; /* Mode data length (LSB) */ | |
2389 | mode_buf[2] = 0; /* Medium type - default */ | |
9d399cc7 SM |
2390 | mode_buf[3] = 0; /* Device-specific param, |
2391 | bit 8: 0/1 = write enabled/protected | |
2392 | bit 4: 0/1 = FUA enabled */ | |
95e852e1 | 2393 | if (dev->raw_io_interface && ((aac_cache & 5) != 1)) |
9d399cc7 | 2394 | mode_buf[3] = 0x10; |
1da177e4 LT |
2395 | mode_buf[4] = 0; /* reserved */ |
2396 | mode_buf[5] = 0; /* reserved */ | |
2397 | mode_buf[6] = 0; /* Block descriptor length (MSB) */ | |
2398 | mode_buf[7] = 0; /* Block descriptor length (LSB) */ | |
9d399cc7 SM |
2399 | if (((scsicmd->cmnd[2] & 0x3f) == 8) || |
2400 | ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { | |
2401 | mode_buf[1] = 9; | |
2402 | mode_buf[8] = 8; | |
2403 | mode_buf[9] = 1; | |
95e852e1 SM |
2404 | mode_buf[10] = ((aac_cache & 6) == 2) |
2405 | ? 0 : 0x04; /* WCE */ | |
9d399cc7 SM |
2406 | mode_buf_length = 11; |
2407 | if (mode_buf_length > scsicmd->cmnd[8]) | |
2408 | mode_buf_length = scsicmd->cmnd[8]; | |
2409 | } | |
d4345028 | 2410 | scsi_sg_copy_from_buffer(scsicmd, mode_buf, mode_buf_length); |
1da177e4 LT |
2411 | |
2412 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2413 | scsicmd->scsi_done(scsicmd); | |
2414 | ||
2415 | return 0; | |
2416 | } | |
2417 | case REQUEST_SENSE: | |
2418 | dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); | |
2419 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); | |
2420 | memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); | |
2421 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2422 | scsicmd->scsi_done(scsicmd); | |
2423 | return 0; | |
2424 | ||
2425 | case ALLOW_MEDIUM_REMOVAL: | |
2426 | dprintk((KERN_DEBUG "LOCK command.\n")); | |
2427 | if (scsicmd->cmnd[4]) | |
2428 | fsa_dev_ptr[cid].locked = 1; | |
2429 | else | |
2430 | fsa_dev_ptr[cid].locked = 0; | |
2431 | ||
2432 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2433 | scsicmd->scsi_done(scsicmd); | |
2434 | return 0; | |
2435 | /* | |
2436 | * These commands are all No-Ops | |
2437 | */ | |
2438 | case TEST_UNIT_READY: | |
655d722c MS |
2439 | if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { |
2440 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | | |
2441 | SAM_STAT_CHECK_CONDITION; | |
2442 | set_sense(&dev->fsa_dev[cid].sense_data, | |
2443 | NOT_READY, SENCODE_BECOMING_READY, | |
2444 | ASENCODE_BECOMING_READY, 0, 0); | |
2445 | memcpy(scsicmd->sense_buffer, | |
2446 | &dev->fsa_dev[cid].sense_data, | |
2447 | min_t(size_t, | |
2448 | sizeof(dev->fsa_dev[cid].sense_data), | |
2449 | SCSI_SENSE_BUFFERSIZE)); | |
2450 | scsicmd->scsi_done(scsicmd); | |
2451 | return 0; | |
2452 | } | |
2453 | /* FALLTHRU */ | |
1da177e4 LT |
2454 | case RESERVE: |
2455 | case RELEASE: | |
2456 | case REZERO_UNIT: | |
2457 | case REASSIGN_BLOCKS: | |
2458 | case SEEK_10: | |
1da177e4 LT |
2459 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; |
2460 | scsicmd->scsi_done(scsicmd); | |
2461 | return 0; | |
655d722c MS |
2462 | |
2463 | case START_STOP: | |
2464 | return aac_start_stop(scsicmd); | |
1da177e4 LT |
2465 | } |
2466 | ||
8ce3eca4 | 2467 | switch (scsicmd->cmnd[0]) |
1da177e4 LT |
2468 | { |
2469 | case READ_6: | |
2470 | case READ_10: | |
7a8cf29d MH |
2471 | case READ_12: |
2472 | case READ_16: | |
8c867b25 MH |
2473 | if (dev->in_reset) |
2474 | return -1; | |
1da177e4 LT |
2475 | /* |
2476 | * Hack to keep track of ordinal number of the device that | |
2477 | * corresponds to a container. Needed to convert | |
2478 | * containers to /dev/sd device names | |
2479 | */ | |
8ce3eca4 | 2480 | |
7a8cf29d MH |
2481 | if (scsicmd->request->rq_disk) |
2482 | strlcpy(fsa_dev_ptr[cid].devname, | |
2483 | scsicmd->request->rq_disk->disk_name, | |
8ce3eca4 | 2484 | min(sizeof(fsa_dev_ptr[cid].devname), |
7a8cf29d | 2485 | sizeof(scsicmd->request->rq_disk->disk_name) + 1)); |
77d644d4 | 2486 | |
9e7c349c | 2487 | return aac_read(scsicmd); |
1da177e4 LT |
2488 | |
2489 | case WRITE_6: | |
2490 | case WRITE_10: | |
7a8cf29d MH |
2491 | case WRITE_12: |
2492 | case WRITE_16: | |
8c867b25 MH |
2493 | if (dev->in_reset) |
2494 | return -1; | |
9e7c349c | 2495 | return aac_write(scsicmd); |
1da177e4 LT |
2496 | |
2497 | case SYNCHRONIZE_CACHE: | |
95e852e1 SM |
2498 | if (((aac_cache & 6) == 6) && dev->cache_protected) { |
2499 | scsicmd->result = DID_OK << 16 | | |
2500 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; | |
2501 | scsicmd->scsi_done(scsicmd); | |
2502 | return 0; | |
2503 | } | |
1da177e4 | 2504 | /* Issue FIB to tell Firmware to flush it's cache */ |
95e852e1 SM |
2505 | if ((aac_cache & 6) != 2) |
2506 | return aac_synchronize(scsicmd); | |
2507 | /* FALLTHRU */ | |
1da177e4 LT |
2508 | default: |
2509 | /* | |
2510 | * Unhandled commands | |
2511 | */ | |
7c00ffa3 | 2512 | dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); |
1da177e4 | 2513 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
8e31e607 SM |
2514 | set_sense(&dev->fsa_dev[cid].sense_data, |
2515 | ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, | |
2516 | ASENCODE_INVALID_COMMAND, 0, 0); | |
1da177e4 | 2517 | memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, |
3ace426f SM |
2518 | min_t(size_t, |
2519 | sizeof(dev->fsa_dev[cid].sense_data), | |
2520 | SCSI_SENSE_BUFFERSIZE)); | |
1da177e4 LT |
2521 | scsicmd->scsi_done(scsicmd); |
2522 | return 0; | |
2523 | } | |
2524 | } | |
2525 | ||
2526 | static int query_disk(struct aac_dev *dev, void __user *arg) | |
2527 | { | |
2528 | struct aac_query_disk qd; | |
2529 | struct fsa_dev_info *fsa_dev_ptr; | |
2530 | ||
2531 | fsa_dev_ptr = dev->fsa_dev; | |
90ee3466 | 2532 | if (!fsa_dev_ptr) |
65101355 | 2533 | return -EBUSY; |
1da177e4 LT |
2534 | if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) |
2535 | return -EFAULT; | |
2536 | if (qd.cnum == -1) | |
e5718774 | 2537 | qd.cnum = qd.id; |
8ce3eca4 | 2538 | else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) |
1da177e4 LT |
2539 | { |
2540 | if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) | |
2541 | return -EINVAL; | |
2542 | qd.instance = dev->scsi_host_ptr->host_no; | |
2543 | qd.bus = 0; | |
2544 | qd.id = CONTAINER_TO_ID(qd.cnum); | |
2545 | qd.lun = CONTAINER_TO_LUN(qd.cnum); | |
2546 | } | |
2547 | else return -EINVAL; | |
2548 | ||
fd622b1b | 2549 | qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; |
1da177e4 LT |
2550 | qd.locked = fsa_dev_ptr[qd.cnum].locked; |
2551 | qd.deleted = fsa_dev_ptr[qd.cnum].deleted; | |
2552 | ||
2553 | if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') | |
2554 | qd.unmapped = 1; | |
2555 | else | |
2556 | qd.unmapped = 0; | |
2557 | ||
2558 | strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, | |
2559 | min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); | |
2560 | ||
2561 | if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) | |
2562 | return -EFAULT; | |
2563 | return 0; | |
2564 | } | |
2565 | ||
2566 | static int force_delete_disk(struct aac_dev *dev, void __user *arg) | |
2567 | { | |
2568 | struct aac_delete_disk dd; | |
2569 | struct fsa_dev_info *fsa_dev_ptr; | |
2570 | ||
2571 | fsa_dev_ptr = dev->fsa_dev; | |
65101355 MH |
2572 | if (!fsa_dev_ptr) |
2573 | return -EBUSY; | |
1da177e4 LT |
2574 | |
2575 | if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) | |
2576 | return -EFAULT; | |
2577 | ||
2578 | if (dd.cnum >= dev->maximum_num_containers) | |
2579 | return -EINVAL; | |
2580 | /* | |
2581 | * Mark this container as being deleted. | |
2582 | */ | |
2583 | fsa_dev_ptr[dd.cnum].deleted = 1; | |
2584 | /* | |
2585 | * Mark the container as no longer valid | |
2586 | */ | |
2587 | fsa_dev_ptr[dd.cnum].valid = 0; | |
2588 | return 0; | |
2589 | } | |
2590 | ||
2591 | static int delete_disk(struct aac_dev *dev, void __user *arg) | |
2592 | { | |
2593 | struct aac_delete_disk dd; | |
2594 | struct fsa_dev_info *fsa_dev_ptr; | |
2595 | ||
2596 | fsa_dev_ptr = dev->fsa_dev; | |
90ee3466 | 2597 | if (!fsa_dev_ptr) |
65101355 | 2598 | return -EBUSY; |
1da177e4 LT |
2599 | |
2600 | if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) | |
2601 | return -EFAULT; | |
2602 | ||
2603 | if (dd.cnum >= dev->maximum_num_containers) | |
2604 | return -EINVAL; | |
2605 | /* | |
2606 | * If the container is locked, it can not be deleted by the API. | |
2607 | */ | |
2608 | if (fsa_dev_ptr[dd.cnum].locked) | |
2609 | return -EBUSY; | |
2610 | else { | |
2611 | /* | |
2612 | * Mark the container as no longer being valid. | |
2613 | */ | |
2614 | fsa_dev_ptr[dd.cnum].valid = 0; | |
2615 | fsa_dev_ptr[dd.cnum].devname[0] = '\0'; | |
2616 | return 0; | |
2617 | } | |
2618 | } | |
2619 | ||
2620 | int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) | |
2621 | { | |
2622 | switch (cmd) { | |
2623 | case FSACTL_QUERY_DISK: | |
2624 | return query_disk(dev, arg); | |
2625 | case FSACTL_DELETE_DISK: | |
2626 | return delete_disk(dev, arg); | |
2627 | case FSACTL_FORCE_DELETE_DISK: | |
2628 | return force_delete_disk(dev, arg); | |
2629 | case FSACTL_GET_CONTAINERS: | |
2630 | return aac_get_containers(dev); | |
2631 | default: | |
2632 | return -ENOTTY; | |
2633 | } | |
2634 | } | |
2635 | ||
2636 | /** | |
2637 | * | |
2638 | * aac_srb_callback | |
2639 | * @context: the context set in the fib - here it is scsi cmd | |
2640 | * @fibptr: pointer to the fib | |
2641 | * | |
2642 | * Handles the completion of a scsi command to a non dasd device | |
2643 | * | |
2644 | */ | |
2645 | ||
2646 | static void aac_srb_callback(void *context, struct fib * fibptr) | |
2647 | { | |
2648 | struct aac_dev *dev; | |
2649 | struct aac_srb_reply *srbreply; | |
2650 | struct scsi_cmnd *scsicmd; | |
2651 | ||
2652 | scsicmd = (struct scsi_cmnd *) context; | |
03d44337 MH |
2653 | |
2654 | if (!aac_valid_context(scsicmd, fibptr)) | |
2655 | return; | |
2656 | ||
125e1874 | 2657 | BUG_ON(fibptr == NULL); |
1da177e4 | 2658 | |
1a655040 SM |
2659 | dev = fibptr->dev; |
2660 | ||
1da177e4 LT |
2661 | srbreply = (struct aac_srb_reply *) fib_data(fibptr); |
2662 | ||
2663 | scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ | |
727eead6 | 2664 | |
85d22bbf MR |
2665 | if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { |
2666 | /* fast response */ | |
2667 | srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); | |
2668 | srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); | |
2669 | } else { | |
2670 | /* | |
2671 | * Calculate resid for sg | |
2672 | */ | |
2673 | scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) | |
2674 | - le32_to_cpu(srbreply->data_xfer_length)); | |
2675 | } | |
727eead6 FT |
2676 | |
2677 | scsi_dma_unmap(scsicmd); | |
1da177e4 | 2678 | |
e3cc268f RM |
2679 | /* expose physical device if expose_physicald flag is on */ |
2680 | if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) | |
2681 | && expose_physicals > 0) | |
2682 | aac_expose_phy_device(scsicmd); | |
2683 | ||
1da177e4 LT |
2684 | /* |
2685 | * First check the fib status | |
2686 | */ | |
2687 | ||
2688 | if (le32_to_cpu(srbreply->status) != ST_OK){ | |
2689 | int len; | |
2690 | printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); | |
3ace426f SM |
2691 | len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), |
2692 | SCSI_SENSE_BUFFERSIZE); | |
1da177e4 LT |
2693 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; |
2694 | memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); | |
2695 | } | |
2696 | ||
2697 | /* | |
2698 | * Next check the srb status | |
2699 | */ | |
2700 | switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ | |
2701 | case SRB_STATUS_ERROR_RECOVERY: | |
2702 | case SRB_STATUS_PENDING: | |
2703 | case SRB_STATUS_SUCCESS: | |
bb08f92e | 2704 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; |
1da177e4 LT |
2705 | break; |
2706 | case SRB_STATUS_DATA_OVERRUN: | |
2707 | switch(scsicmd->cmnd[0]){ | |
2708 | case READ_6: | |
2709 | case WRITE_6: | |
2710 | case READ_10: | |
2711 | case WRITE_10: | |
2712 | case READ_12: | |
2713 | case WRITE_12: | |
7a8cf29d MH |
2714 | case READ_16: |
2715 | case WRITE_16: | |
8ce3eca4 | 2716 | if (le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow) { |
1da177e4 LT |
2717 | printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); |
2718 | } else { | |
2719 | printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); | |
2720 | } | |
2721 | scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; | |
2722 | break; | |
2723 | case INQUIRY: { | |
bb08f92e | 2724 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; |
1da177e4 LT |
2725 | break; |
2726 | } | |
2727 | default: | |
2728 | scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; | |
2729 | break; | |
2730 | } | |
2731 | break; | |
2732 | case SRB_STATUS_ABORTED: | |
2733 | scsicmd->result = DID_ABORT << 16 | ABORT << 8; | |
2734 | break; | |
2735 | case SRB_STATUS_ABORT_FAILED: | |
2736 | // Not sure about this one - but assuming the hba was trying to abort for some reason | |
2737 | scsicmd->result = DID_ERROR << 16 | ABORT << 8; | |
2738 | break; | |
2739 | case SRB_STATUS_PARITY_ERROR: | |
2740 | scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; | |
2741 | break; | |
2742 | case SRB_STATUS_NO_DEVICE: | |
2743 | case SRB_STATUS_INVALID_PATH_ID: | |
2744 | case SRB_STATUS_INVALID_TARGET_ID: | |
2745 | case SRB_STATUS_INVALID_LUN: | |
2746 | case SRB_STATUS_SELECTION_TIMEOUT: | |
2747 | scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; | |
2748 | break; | |
2749 | ||
2750 | case SRB_STATUS_COMMAND_TIMEOUT: | |
2751 | case SRB_STATUS_TIMEOUT: | |
2752 | scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; | |
2753 | break; | |
2754 | ||
2755 | case SRB_STATUS_BUSY: | |
760af100 | 2756 | scsicmd->result = DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; |
1da177e4 LT |
2757 | break; |
2758 | ||
2759 | case SRB_STATUS_BUS_RESET: | |
2760 | scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; | |
2761 | break; | |
2762 | ||
2763 | case SRB_STATUS_MESSAGE_REJECTED: | |
2764 | scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; | |
2765 | break; | |
2766 | case SRB_STATUS_REQUEST_FLUSHED: | |
2767 | case SRB_STATUS_ERROR: | |
2768 | case SRB_STATUS_INVALID_REQUEST: | |
2769 | case SRB_STATUS_REQUEST_SENSE_FAILED: | |
2770 | case SRB_STATUS_NO_HBA: | |
2771 | case SRB_STATUS_UNEXPECTED_BUS_FREE: | |
2772 | case SRB_STATUS_PHASE_SEQUENCE_FAILURE: | |
2773 | case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: | |
2774 | case SRB_STATUS_DELAYED_RETRY: | |
2775 | case SRB_STATUS_BAD_FUNCTION: | |
2776 | case SRB_STATUS_NOT_STARTED: | |
2777 | case SRB_STATUS_NOT_IN_USE: | |
2778 | case SRB_STATUS_FORCE_ABORT: | |
2779 | case SRB_STATUS_DOMAIN_VALIDATION_FAIL: | |
2780 | default: | |
2781 | #ifdef AAC_DETAILED_STATUS_INFO | |
2782 | printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", | |
2783 | le32_to_cpu(srbreply->srb_status) & 0x3F, | |
2784 | aac_get_status_string( | |
8ce3eca4 SM |
2785 | le32_to_cpu(srbreply->srb_status) & 0x3F), |
2786 | scsicmd->cmnd[0], | |
1da177e4 LT |
2787 | le32_to_cpu(srbreply->scsi_status)); |
2788 | #endif | |
1fc8010a RM |
2789 | if ((scsicmd->cmnd[0] == ATA_12) |
2790 | || (scsicmd->cmnd[0] == ATA_16)) { | |
2791 | if (scsicmd->cmnd[2] & (0x01 << 5)) { | |
2792 | scsicmd->result = DID_OK << 16 | |
2793 | | COMMAND_COMPLETE << 8; | |
2794 | break; | |
2795 | } else { | |
2796 | scsicmd->result = DID_ERROR << 16 | |
2797 | | COMMAND_COMPLETE << 8; | |
2798 | break; | |
2799 | } | |
2800 | } else { | |
2801 | scsicmd->result = DID_ERROR << 16 | |
2802 | | COMMAND_COMPLETE << 8; | |
2803 | break; | |
2804 | } | |
1da177e4 | 2805 | } |
8ce3eca4 | 2806 | if (le32_to_cpu(srbreply->scsi_status) == SAM_STAT_CHECK_CONDITION) { |
1da177e4 LT |
2807 | int len; |
2808 | scsicmd->result |= SAM_STAT_CHECK_CONDITION; | |
3ace426f SM |
2809 | len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), |
2810 | SCSI_SENSE_BUFFERSIZE); | |
1da177e4 | 2811 | #ifdef AAC_DETAILED_STATUS_INFO |
7a8cf29d MH |
2812 | printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", |
2813 | le32_to_cpu(srbreply->status), len); | |
1da177e4 LT |
2814 | #endif |
2815 | memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); | |
1da177e4 LT |
2816 | } |
2817 | /* | |
2818 | * OR in the scsi status (already shifted up a bit) | |
2819 | */ | |
2820 | scsicmd->result |= le32_to_cpu(srbreply->scsi_status); | |
2821 | ||
bfb35aa8 MH |
2822 | aac_fib_complete(fibptr); |
2823 | aac_fib_free(fibptr); | |
8e0c5ebd | 2824 | scsicmd->scsi_done(scsicmd); |
1da177e4 LT |
2825 | } |
2826 | ||
2827 | /** | |
2828 | * | |
2829 | * aac_send_scb_fib | |
2830 | * @scsicmd: the scsi command block | |
2831 | * | |
8ce3eca4 | 2832 | * This routine will form a FIB and fill in the aac_srb from the |
1da177e4 LT |
2833 | * scsicmd passed in. |
2834 | */ | |
2835 | ||
2836 | static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) | |
2837 | { | |
2838 | struct fib* cmd_fibcontext; | |
2839 | struct aac_dev* dev; | |
2840 | int status; | |
1da177e4 | 2841 | |
84971738 | 2842 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; |
e5718774 | 2843 | if (scmd_id(scsicmd) >= dev->maximum_num_physicals || |
84971738 | 2844 | scsicmd->device->lun > 7) { |
1da177e4 LT |
2845 | scsicmd->result = DID_NO_CONNECT << 16; |
2846 | scsicmd->scsi_done(scsicmd); | |
2847 | return 0; | |
2848 | } | |
2849 | ||
1da177e4 LT |
2850 | /* |
2851 | * Allocate and initialize a Fib then setup a BlockWrite command | |
2852 | */ | |
bfb35aa8 | 2853 | if (!(cmd_fibcontext = aac_fib_alloc(dev))) { |
1da177e4 LT |
2854 | return -1; |
2855 | } | |
e8f32de5 | 2856 | status = aac_adapter_scsi(cmd_fibcontext, scsicmd); |
1da177e4 | 2857 | |
1da177e4 LT |
2858 | /* |
2859 | * Check that the command queued to the controller | |
2860 | */ | |
77d644d4 MH |
2861 | if (status == -EINPROGRESS) { |
2862 | scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; | |
1da177e4 LT |
2863 | return 0; |
2864 | } | |
2865 | ||
bfb35aa8 MH |
2866 | printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); |
2867 | aac_fib_complete(cmd_fibcontext); | |
2868 | aac_fib_free(cmd_fibcontext); | |
1da177e4 LT |
2869 | |
2870 | return -1; | |
2871 | } | |
2872 | ||
2873 | static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) | |
2874 | { | |
2875 | struct aac_dev *dev; | |
2876 | unsigned long byte_count = 0; | |
727eead6 | 2877 | int nseg; |
1da177e4 LT |
2878 | |
2879 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
2880 | // Get rid of old data | |
2881 | psg->count = 0; | |
2882 | psg->sg[0].addr = 0; | |
727eead6 FT |
2883 | psg->sg[0].count = 0; |
2884 | ||
2885 | nseg = scsi_dma_map(scsicmd); | |
2886 | BUG_ON(nseg < 0); | |
2887 | if (nseg) { | |
1da177e4 LT |
2888 | struct scatterlist *sg; |
2889 | int i; | |
1da177e4 | 2890 | |
727eead6 | 2891 | psg->count = cpu_to_le32(nseg); |
1da177e4 | 2892 | |
727eead6 | 2893 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
1da177e4 LT |
2894 | psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); |
2895 | psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); | |
2896 | byte_count += sg_dma_len(sg); | |
1da177e4 LT |
2897 | } |
2898 | /* hba wants the size to be exact */ | |
727eead6 FT |
2899 | if (byte_count > scsi_bufflen(scsicmd)) { |
2900 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
2901 | (byte_count - scsi_bufflen(scsicmd)); | |
56b58712 | 2902 | psg->sg[i-1].count = cpu_to_le32(temp); |
727eead6 | 2903 | byte_count = scsi_bufflen(scsicmd); |
1da177e4 LT |
2904 | } |
2905 | /* Check for command underflow */ | |
2906 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2907 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2908 | byte_count, scsicmd->underflow); | |
2909 | } | |
2910 | } | |
1da177e4 LT |
2911 | return byte_count; |
2912 | } | |
2913 | ||
2914 | ||
2915 | static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) | |
2916 | { | |
2917 | struct aac_dev *dev; | |
2918 | unsigned long byte_count = 0; | |
56b58712 | 2919 | u64 addr; |
727eead6 | 2920 | int nseg; |
1da177e4 LT |
2921 | |
2922 | dev = (struct aac_dev *)scsicmd->device->host->hostdata; | |
2923 | // Get rid of old data | |
2924 | psg->count = 0; | |
2925 | psg->sg[0].addr[0] = 0; | |
2926 | psg->sg[0].addr[1] = 0; | |
2927 | psg->sg[0].count = 0; | |
727eead6 FT |
2928 | |
2929 | nseg = scsi_dma_map(scsicmd); | |
2930 | BUG_ON(nseg < 0); | |
2931 | if (nseg) { | |
1da177e4 LT |
2932 | struct scatterlist *sg; |
2933 | int i; | |
1da177e4 | 2934 | |
727eead6 | 2935 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
1241f359 | 2936 | int count = sg_dma_len(sg); |
56b58712 MH |
2937 | addr = sg_dma_address(sg); |
2938 | psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); | |
2939 | psg->sg[i].addr[1] = cpu_to_le32(addr>>32); | |
1241f359 MH |
2940 | psg->sg[i].count = cpu_to_le32(count); |
2941 | byte_count += count; | |
1da177e4 | 2942 | } |
727eead6 | 2943 | psg->count = cpu_to_le32(nseg); |
1da177e4 | 2944 | /* hba wants the size to be exact */ |
727eead6 FT |
2945 | if (byte_count > scsi_bufflen(scsicmd)) { |
2946 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
2947 | (byte_count - scsi_bufflen(scsicmd)); | |
56b58712 | 2948 | psg->sg[i-1].count = cpu_to_le32(temp); |
727eead6 | 2949 | byte_count = scsi_bufflen(scsicmd); |
1da177e4 LT |
2950 | } |
2951 | /* Check for command underflow */ | |
2952 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
2953 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
2954 | byte_count, scsicmd->underflow); | |
2955 | } | |
2956 | } | |
1da177e4 LT |
2957 | return byte_count; |
2958 | } | |
2959 | ||
0e68c003 MH |
2960 | static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) |
2961 | { | |
0e68c003 | 2962 | unsigned long byte_count = 0; |
727eead6 | 2963 | int nseg; |
0e68c003 MH |
2964 | |
2965 | // Get rid of old data | |
2966 | psg->count = 0; | |
2967 | psg->sg[0].next = 0; | |
2968 | psg->sg[0].prev = 0; | |
2969 | psg->sg[0].addr[0] = 0; | |
2970 | psg->sg[0].addr[1] = 0; | |
2971 | psg->sg[0].count = 0; | |
2972 | psg->sg[0].flags = 0; | |
727eead6 FT |
2973 | |
2974 | nseg = scsi_dma_map(scsicmd); | |
2975 | BUG_ON(nseg < 0); | |
2976 | if (nseg) { | |
0e68c003 MH |
2977 | struct scatterlist *sg; |
2978 | int i; | |
0e68c003 | 2979 | |
727eead6 | 2980 | scsi_for_each_sg(scsicmd, sg, nseg, i) { |
0e68c003 MH |
2981 | int count = sg_dma_len(sg); |
2982 | u64 addr = sg_dma_address(sg); | |
2983 | psg->sg[i].next = 0; | |
2984 | psg->sg[i].prev = 0; | |
2985 | psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); | |
2986 | psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); | |
2987 | psg->sg[i].count = cpu_to_le32(count); | |
2988 | psg->sg[i].flags = 0; | |
2989 | byte_count += count; | |
0e68c003 | 2990 | } |
727eead6 | 2991 | psg->count = cpu_to_le32(nseg); |
0e68c003 | 2992 | /* hba wants the size to be exact */ |
727eead6 FT |
2993 | if (byte_count > scsi_bufflen(scsicmd)) { |
2994 | u32 temp = le32_to_cpu(psg->sg[i-1].count) - | |
2995 | (byte_count - scsi_bufflen(scsicmd)); | |
0e68c003 | 2996 | psg->sg[i-1].count = cpu_to_le32(temp); |
727eead6 | 2997 | byte_count = scsi_bufflen(scsicmd); |
0e68c003 MH |
2998 | } |
2999 | /* Check for command underflow */ | |
3000 | if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ | |
3001 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
3002 | byte_count, scsicmd->underflow); | |
3003 | } | |
3004 | } | |
0e68c003 MH |
3005 | return byte_count; |
3006 | } | |
3007 | ||
85d22bbf MR |
3008 | static unsigned long aac_build_sgraw2(struct scsi_cmnd *scsicmd, struct aac_raw_io2 *rio2, int sg_max) |
3009 | { | |
3010 | unsigned long byte_count = 0; | |
3011 | int nseg; | |
3012 | ||
3013 | nseg = scsi_dma_map(scsicmd); | |
3014 | BUG_ON(nseg < 0); | |
3015 | if (nseg) { | |
3016 | struct scatterlist *sg; | |
3017 | int i, conformable = 0; | |
3018 | u32 min_size = PAGE_SIZE, cur_size; | |
3019 | ||
3020 | scsi_for_each_sg(scsicmd, sg, nseg, i) { | |
3021 | int count = sg_dma_len(sg); | |
3022 | u64 addr = sg_dma_address(sg); | |
3023 | ||
3024 | BUG_ON(i >= sg_max); | |
3025 | rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); | |
3026 | rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); | |
3027 | cur_size = cpu_to_le32(count); | |
3028 | rio2->sge[i].length = cur_size; | |
3029 | rio2->sge[i].flags = 0; | |
3030 | if (i == 0) { | |
3031 | conformable = 1; | |
3032 | rio2->sgeFirstSize = cur_size; | |
3033 | } else if (i == 1) { | |
3034 | rio2->sgeNominalSize = cur_size; | |
3035 | min_size = cur_size; | |
3036 | } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { | |
3037 | conformable = 0; | |
3038 | if (cur_size < min_size) | |
3039 | min_size = cur_size; | |
3040 | } | |
3041 | byte_count += count; | |
3042 | } | |
3043 | ||
3044 | /* hba wants the size to be exact */ | |
3045 | if (byte_count > scsi_bufflen(scsicmd)) { | |
3046 | u32 temp = le32_to_cpu(rio2->sge[i-1].length) - | |
3047 | (byte_count - scsi_bufflen(scsicmd)); | |
3048 | rio2->sge[i-1].length = cpu_to_le32(temp); | |
3049 | byte_count = scsi_bufflen(scsicmd); | |
3050 | } | |
3051 | ||
3052 | rio2->sgeCnt = cpu_to_le32(nseg); | |
3053 | rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); | |
3054 | /* not conformable: evaluate required sg elements */ | |
3055 | if (!conformable) { | |
3056 | int j, nseg_new = nseg, err_found; | |
3057 | for (i = min_size / PAGE_SIZE; i >= 1; --i) { | |
3058 | err_found = 0; | |
3059 | nseg_new = 2; | |
3060 | for (j = 1; j < nseg - 1; ++j) { | |
3061 | if (rio2->sge[j].length % (i*PAGE_SIZE)) { | |
3062 | err_found = 1; | |
3063 | break; | |
3064 | } | |
3065 | nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); | |
3066 | } | |
3067 | if (!err_found) | |
3068 | break; | |
3069 | } | |
3070 | if (i > 0 && nseg_new <= sg_max) | |
3071 | aac_convert_sgraw2(rio2, i, nseg, nseg_new); | |
3072 | } else | |
3073 | rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); | |
3074 | ||
3075 | /* Check for command underflow */ | |
3076 | if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { | |
3077 | printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", | |
3078 | byte_count, scsicmd->underflow); | |
3079 | } | |
3080 | } | |
3081 | ||
3082 | return byte_count; | |
3083 | } | |
3084 | ||
3085 | static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) | |
3086 | { | |
3087 | struct sge_ieee1212 *sge; | |
3088 | int i, j, pos; | |
3089 | u32 addr_low; | |
3090 | ||
3091 | if (aac_convert_sgl == 0) | |
3092 | return 0; | |
3093 | ||
3094 | sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); | |
3095 | if (sge == NULL) | |
3096 | return -1; | |
3097 | ||
3098 | for (i = 1, pos = 1; i < nseg-1; ++i) { | |
3099 | for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { | |
3100 | addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; | |
3101 | sge[pos].addrLow = addr_low; | |
3102 | sge[pos].addrHigh = rio2->sge[i].addrHigh; | |
3103 | if (addr_low < rio2->sge[i].addrLow) | |
3104 | sge[pos].addrHigh++; | |
3105 | sge[pos].length = pages * PAGE_SIZE; | |
3106 | sge[pos].flags = 0; | |
3107 | pos++; | |
3108 | } | |
3109 | } | |
3110 | sge[pos] = rio2->sge[nseg-1]; | |
3111 | memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); | |
3112 | ||
3113 | kfree(sge); | |
3114 | rio2->sgeCnt = cpu_to_le32(nseg_new); | |
3115 | rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); | |
3116 | rio2->sgeNominalSize = pages * PAGE_SIZE; | |
3117 | return 0; | |
3118 | } | |
3119 | ||
1da177e4 LT |
3120 | #ifdef AAC_DETAILED_STATUS_INFO |
3121 | ||
3122 | struct aac_srb_status_info { | |
3123 | u32 status; | |
3124 | char *str; | |
3125 | }; | |
3126 | ||
3127 | ||
3128 | static struct aac_srb_status_info srb_status_info[] = { | |
3129 | { SRB_STATUS_PENDING, "Pending Status"}, | |
3130 | { SRB_STATUS_SUCCESS, "Success"}, | |
3131 | { SRB_STATUS_ABORTED, "Aborted Command"}, | |
3132 | { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, | |
6391a113 | 3133 | { SRB_STATUS_ERROR, "Error Event"}, |
1da177e4 LT |
3134 | { SRB_STATUS_BUSY, "Device Busy"}, |
3135 | { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, | |
3136 | { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, | |
3137 | { SRB_STATUS_NO_DEVICE, "No Device"}, | |
3138 | { SRB_STATUS_TIMEOUT, "Timeout"}, | |
3139 | { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, | |
3140 | { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, | |
3141 | { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, | |
3142 | { SRB_STATUS_BUS_RESET, "Bus Reset"}, | |
3143 | { SRB_STATUS_PARITY_ERROR, "Parity Error"}, | |
3144 | { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, | |
3145 | { SRB_STATUS_NO_HBA, "No HBA"}, | |
3146 | { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, | |
3147 | { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, | |
3148 | { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, | |
3149 | { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, | |
3150 | { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, | |
3151 | { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, | |
6391a113 | 3152 | { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, |
1da177e4 LT |
3153 | { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, |
3154 | { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, | |
3155 | { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, | |
3156 | { SRB_STATUS_NOT_STARTED, "Not Started"}, | |
3157 | { SRB_STATUS_NOT_IN_USE, "Not In Use"}, | |
8ce3eca4 | 3158 | { SRB_STATUS_FORCE_ABORT, "Force Abort"}, |
1da177e4 LT |
3159 | { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, |
3160 | { 0xff, "Unknown Error"} | |
3161 | }; | |
3162 | ||
3163 | char *aac_get_status_string(u32 status) | |
3164 | { | |
3165 | int i; | |
3166 | ||
6391a113 TK |
3167 | for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) |
3168 | if (srb_status_info[i].status == status) | |
1da177e4 | 3169 | return srb_status_info[i].str; |
1da177e4 LT |
3170 | |
3171 | return "Bad Status Code"; | |
3172 | } | |
3173 | ||
3174 | #endif |