Blame view
block/sed-opal.c
58.2 KB
8c16567d8 block: switch all... |
1 |
// SPDX-License-Identifier: GPL-2.0 |
455a7b238 block: Add Sed-op... |
2 3 4 5 6 7 |
/* * Copyright © 2016 Intel Corporation * * Authors: * Scott Bauer <scott.bauer@intel.com> * Rafael Antognolli <rafael.antognolli@intel.com> |
455a7b238 block: Add Sed-op... |
8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 |
*/ #define pr_fmt(fmt) KBUILD_MODNAME ":OPAL: " fmt #include <linux/delay.h> #include <linux/device.h> #include <linux/kernel.h> #include <linux/list.h> #include <linux/genhd.h> #include <linux/slab.h> #include <linux/uaccess.h> #include <uapi/linux/sed-opal.h> #include <linux/sed-opal.h> #include <linux/string.h> #include <linux/kdev_t.h> #include "opal_proto.h" |
4f1244c82 block/sed-opal: a... |
25 26 |
#define IO_BUFFER_LENGTH 2048 #define MAX_TOKS 64 |
a9b25b4cf block: sed-opal: ... |
27 28 |
/* Number of bytes needed by cmd_finalize. */ #define CMD_FINALIZE_BYTES_NEEDED 7 |
eed64951f block/sed: Embed ... |
29 30 31 32 33 |
struct opal_step { int (*fn)(struct opal_dev *dev, void *data); void *data; }; typedef int (cont_fn)(struct opal_dev *dev); |
4f1244c82 block/sed-opal: a... |
34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 |
enum opal_atom_width { OPAL_WIDTH_TINY, OPAL_WIDTH_SHORT, OPAL_WIDTH_MEDIUM, OPAL_WIDTH_LONG, OPAL_WIDTH_TOKEN }; /* * On the parsed response, we don't store again the toks that are already * stored in the response buffer. Instead, for each token, we just store a * pointer to the position in the buffer where the token starts, and the size * of the token in bytes. */ struct opal_resp_tok { const u8 *pos; size_t len; enum opal_response_token type; enum opal_atom_width width; union { u64 u; s64 s; } stored; }; /* * From the response header it's not possible to know how many tokens there are * on the payload. So we hardcode that the maximum will be MAX_TOKS, and later * if we start dealing with messages that have more than that, we can increase * this number. This is done to avoid having to make two passes through the * response, the first one counting how many tokens we have and the second one * actually storing the positions. */ struct parsed_resp { int num; struct opal_resp_tok toks[MAX_TOKS]; }; struct opal_dev { bool supported; |
dbec491b1 block: sed-opal: ... |
75 |
bool mbr_enabled; |
4f1244c82 block/sed-opal: a... |
76 77 78 |
void *data; sec_send_recv *send_recv; |
4f1244c82 block/sed-opal: a... |
79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 |
struct mutex dev_lock; u16 comid; u32 hsn; u32 tsn; u64 align; u64 lowest_lba; size_t pos; u8 cmd[IO_BUFFER_LENGTH]; u8 resp[IO_BUFFER_LENGTH]; struct parsed_resp parsed; size_t prev_d_len; void *prev_data; struct list_head unlk_lst; }; |
455a7b238 block: Add Sed-op... |
96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 |
static const u8 opaluid[][OPAL_UID_LENGTH] = { /* users */ [OPAL_SMUID_UID] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff }, [OPAL_THISSP_UID] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }, [OPAL_ADMINSP_UID] = { 0x00, 0x00, 0x02, 0x05, 0x00, 0x00, 0x00, 0x01 }, [OPAL_LOCKINGSP_UID] = { 0x00, 0x00, 0x02, 0x05, 0x00, 0x00, 0x00, 0x02 }, [OPAL_ENTERPRISE_LOCKINGSP_UID] = { 0x00, 0x00, 0x02, 0x05, 0x00, 0x01, 0x00, 0x01 }, [OPAL_ANYBODY_UID] = { 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00, 0x01 }, [OPAL_SID_UID] = { 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00, 0x06 }, [OPAL_ADMIN1_UID] = { 0x00, 0x00, 0x00, 0x09, 0x00, 0x01, 0x00, 0x01 }, [OPAL_USER1_UID] = { 0x00, 0x00, 0x00, 0x09, 0x00, 0x03, 0x00, 0x01 }, [OPAL_USER2_UID] = { 0x00, 0x00, 0x00, 0x09, 0x00, 0x03, 0x00, 0x02 }, [OPAL_PSID_UID] = { 0x00, 0x00, 0x00, 0x09, 0x00, 0x01, 0xff, 0x01 }, [OPAL_ENTERPRISE_BANDMASTER0_UID] = { 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x80, 0x01 }, [OPAL_ENTERPRISE_ERASEMASTER_UID] = { 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x84, 0x01 }, /* tables */ |
dc3010256 block: sed-opal: ... |
126 |
[OPAL_TABLE_TABLE] = |
ff91064ea block: sed-opal: ... |
127 |
{ 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01 }, |
455a7b238 block: Add Sed-op... |
128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 |
[OPAL_LOCKINGRANGE_GLOBAL] = { 0x00, 0x00, 0x08, 0x02, 0x00, 0x00, 0x00, 0x01 }, [OPAL_LOCKINGRANGE_ACE_RDLOCKED] = { 0x00, 0x00, 0x00, 0x08, 0x00, 0x03, 0xE0, 0x01 }, [OPAL_LOCKINGRANGE_ACE_WRLOCKED] = { 0x00, 0x00, 0x00, 0x08, 0x00, 0x03, 0xE8, 0x01 }, [OPAL_MBRCONTROL] = { 0x00, 0x00, 0x08, 0x03, 0x00, 0x00, 0x00, 0x01 }, [OPAL_MBR] = { 0x00, 0x00, 0x08, 0x04, 0x00, 0x00, 0x00, 0x00 }, [OPAL_AUTHORITY_TABLE] = { 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00, 0x00}, [OPAL_C_PIN_TABLE] = { 0x00, 0x00, 0x00, 0x0B, 0x00, 0x00, 0x00, 0x00}, [OPAL_LOCKING_INFO_TABLE] = { 0x00, 0x00, 0x08, 0x01, 0x00, 0x00, 0x00, 0x01 }, [OPAL_ENTERPRISE_LOCKING_INFO_TABLE] = { 0x00, 0x00, 0x08, 0x01, 0x00, 0x00, 0x00, 0x00 }, /* C_PIN_TABLE object ID's */ |
1e815b33c block: sed-opal: ... |
148 |
[OPAL_C_PIN_MSID] = |
455a7b238 block: Add Sed-op... |
149 150 151 152 153 154 155 |
{ 0x00, 0x00, 0x00, 0x0B, 0x00, 0x00, 0x84, 0x02}, [OPAL_C_PIN_SID] = { 0x00, 0x00, 0x00, 0x0B, 0x00, 0x00, 0x00, 0x01}, [OPAL_C_PIN_ADMIN1] = { 0x00, 0x00, 0x00, 0x0B, 0x00, 0x01, 0x00, 0x01}, /* half UID's (only first 4 bytes used) */ |
455a7b238 block: Add Sed-op... |
156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 |
[OPAL_HALF_UID_AUTHORITY_OBJ_REF] = { 0x00, 0x00, 0x0C, 0x05, 0xff, 0xff, 0xff, 0xff }, [OPAL_HALF_UID_BOOLEAN_ACE] = { 0x00, 0x00, 0x04, 0x0E, 0xff, 0xff, 0xff, 0xff }, /* special value for omitted optional parameter */ [OPAL_UID_HEXFF] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff}, }; /* * TCG Storage SSC Methods. * Derived from: TCG_Storage_Architecture_Core_Spec_v2.01_r1.00 * Section: 6.3 Assigned UIDs */ |
1b6b75b01 block: sed-opal: ... |
171 |
static const u8 opalmethod[][OPAL_METHOD_LENGTH] = { |
455a7b238 block: Add Sed-op... |
172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 |
[OPAL_PROPERTIES] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x01 }, [OPAL_STARTSESSION] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x02 }, [OPAL_REVERT] = { 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x02, 0x02 }, [OPAL_ACTIVATE] = { 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x02, 0x03 }, [OPAL_EGET] = { 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x06 }, [OPAL_ESET] = { 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x07 }, [OPAL_NEXT] = { 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x08 }, [OPAL_EAUTHENTICATE] = { 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x0c }, [OPAL_GETACL] = { 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x0d }, [OPAL_GENKEY] = { 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x10 }, [OPAL_REVERTSP] = { 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x11 }, [OPAL_GET] = { 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x16 }, [OPAL_SET] = { 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x17 }, [OPAL_AUTHENTICATE] = { 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x1c }, [OPAL_RANDOM] = { 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x06, 0x01 }, [OPAL_ERASE] = { 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x08, 0x03 }, }; |
455a7b238 block: Add Sed-op... |
205 |
static int end_opal_session_error(struct opal_dev *dev); |
0af2648ec block: sed-opal: ... |
206 |
static int opal_discovery0_step(struct opal_dev *dev); |
455a7b238 block: Add Sed-op... |
207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 |
struct opal_suspend_data { struct opal_lock_unlock unlk; u8 lr; struct list_head node; }; /* * Derived from: * TCG_Storage_Architecture_Core_Spec_v2.01_r1.00 * Section: 5.1.5 Method Status Codes */ static const char * const opal_errors[] = { "Success", "Not Authorized", "Unknown Error", "SP Busy", "SP Failed", "SP Disabled", "SP Frozen", "No Sessions Available", "Uniqueness Conflict", "Insufficient Space", "Insufficient Rows", "Invalid Function", "Invalid Parameter", "Invalid Reference", "Unknown Error", "TPER Malfunction", "Transaction Failure", "Response Overflow", "Authority Locked Out", }; static const char *opal_error_to_human(int error) { if (error == 0x3f) return "Failed"; if (error >= ARRAY_SIZE(opal_errors) || error < 0) return "Unknown Error"; return opal_errors[error]; } static void print_buffer(const u8 *ptr, u32 length) { #ifdef DEBUG print_hex_dump_bytes("OPAL: ", DUMP_PREFIX_OFFSET, ptr, length); pr_debug(" "); #endif } static bool check_tper(const void *data) { const struct d0_tper_features *tper = data; u8 flags = tper->supported_features; if (!(flags & TPER_SYNC_SUPPORTED)) { |
591c59d18 block: sed-opal: ... |
267 268 269 |
pr_debug("TPer sync not supported. flags = %d ", tper->supported_features); |
455a7b238 block: Add Sed-op... |
270 271 272 273 274 |
return false; } return true; } |
dbec491b1 block: sed-opal: ... |
275 276 277 278 279 280 281 |
static bool check_mbrenabled(const void *data) { const struct d0_locking_features *lfeat = data; u8 sup_feat = lfeat->supported_features; return !!(sup_feat & MBR_ENABLED_MASK); } |
455a7b238 block: Add Sed-op... |
282 283 284 285 286 287 |
static bool check_sum(const void *data) { const struct d0_single_user_mode *sum = data; u32 nlo = be32_to_cpu(sum->num_locking_objects); if (nlo == 0) { |
591c59d18 block: sed-opal: ... |
288 289 |
pr_debug("Need at least one locking object. "); |
455a7b238 block: Add Sed-op... |
290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 |
return false; } pr_debug("Number of locking objects: %d ", nlo); return true; } static u16 get_comid_v100(const void *data) { const struct d0_opal_v100 *v100 = data; return be16_to_cpu(v100->baseComID); } static u16 get_comid_v200(const void *data) { const struct d0_opal_v200 *v200 = data; return be16_to_cpu(v200->baseComID); } static int opal_send_cmd(struct opal_dev *dev) { |
4f1244c82 block/sed-opal: a... |
315 |
return dev->send_recv(dev->data, dev->comid, TCG_SECP_01, |
455a7b238 block: Add Sed-op... |
316 317 318 319 320 321 |
dev->cmd, IO_BUFFER_LENGTH, true); } static int opal_recv_cmd(struct opal_dev *dev) { |
4f1244c82 block/sed-opal: a... |
322 |
return dev->send_recv(dev->data, dev->comid, TCG_SECP_01, |
455a7b238 block: Add Sed-op... |
323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 |
dev->resp, IO_BUFFER_LENGTH, false); } static int opal_recv_check(struct opal_dev *dev) { size_t buflen = IO_BUFFER_LENGTH; void *buffer = dev->resp; struct opal_header *hdr = buffer; int ret; do { pr_debug("Sent OPAL command: outstanding=%d, minTransfer=%d ", hdr->cp.outstandingData, hdr->cp.minTransfer); if (hdr->cp.outstandingData == 0 || hdr->cp.minTransfer != 0) return 0; memset(buffer, 0, buflen); ret = opal_recv_cmd(dev); } while (!ret); return ret; } static int opal_send_recv(struct opal_dev *dev, cont_fn *cont) { int ret; ret = opal_send_cmd(dev); if (ret) return ret; ret = opal_recv_cmd(dev); if (ret) return ret; ret = opal_recv_check(dev); if (ret) return ret; return cont(dev); } static void check_geometry(struct opal_dev *dev, const void *data) { const struct d0_geometry_features *geo = data; |
a9eb49c96 block: sed-opal: ... |
370 371 |
dev->align = be64_to_cpu(geo->alignment_granularity); dev->lowest_lba = be64_to_cpu(geo->lowest_aligned_lba); |
455a7b238 block: Add Sed-op... |
372 |
} |
0af2648ec block: sed-opal: ... |
373 374 375 376 377 378 379 380 381 382 383 384 385 386 |
static int execute_step(struct opal_dev *dev, const struct opal_step *step, size_t stepIndex) { int error = step->fn(dev, step->data); if (error) { pr_debug("Step %zu (%pS) failed with error %d: %s ", stepIndex, step->fn, error, opal_error_to_human(error)); } return error; } |
a80f36cc6 block: sed-opal: ... |
387 388 |
static int execute_steps(struct opal_dev *dev, const struct opal_step *steps, size_t n_steps) |
455a7b238 block: Add Sed-op... |
389 |
{ |
0af2648ec block: sed-opal: ... |
390 391 |
size_t state = 0; int error; |
455a7b238 block: Add Sed-op... |
392 |
|
0af2648ec block: sed-opal: ... |
393 394 395 396 |
/* first do a discovery0 */ error = opal_discovery0_step(dev); if (error) return error; |
455a7b238 block: Add Sed-op... |
397 |
|
0af2648ec block: sed-opal: ... |
398 399 |
for (state = 0; state < n_steps; state++) { error = execute_step(dev, &steps[state], state); |
3db87236c block: sed-opal: ... |
400 401 402 |
if (error) goto out_error; } |
2d19020b0 block/sed-opal: P... |
403 |
|
3db87236c block: sed-opal: ... |
404 405 406 407 |
return 0; out_error: /* |
0af2648ec block: sed-opal: ... |
408 409 410 411 412 413 |
* For each OPAL command the first step in steps starts some sort of * session. If an error occurred in the initial discovery0 or if an * error occurred in the first step (and thus stopping the loop with * state == 0) then there was an error before or during the attempt to * start a session. Therefore we shouldn't attempt to terminate a * session, as one has not yet been created. |
3db87236c block: sed-opal: ... |
414 |
*/ |
0af2648ec block: sed-opal: ... |
415 |
if (state > 0) |
3db87236c block: sed-opal: ... |
416 |
end_opal_session_error(dev); |
455a7b238 block: Add Sed-op... |
417 418 419 420 421 422 423 424 425 426 |
return error; } static int opal_discovery0_end(struct opal_dev *dev) { bool found_com_id = false, supported = true, single_user = false; const struct d0_header *hdr = (struct d0_header *)dev->resp; const u8 *epos = dev->resp, *cpos = dev->resp; u16 comid = 0; |
77039b963 block/sed: Check ... |
427 |
u32 hlen = be32_to_cpu(hdr->length); |
455a7b238 block: Add Sed-op... |
428 |
|
77039b963 block/sed: Check ... |
429 |
print_buffer(dev->resp, hlen); |
dbec491b1 block: sed-opal: ... |
430 |
dev->mbr_enabled = false; |
455a7b238 block: Add Sed-op... |
431 |
|
77039b963 block/sed: Check ... |
432 |
if (hlen > IO_BUFFER_LENGTH - sizeof(*hdr)) { |
591c59d18 block: sed-opal: ... |
433 434 435 |
pr_debug("Discovery length overflows buffer (%zu+%u)/%u ", sizeof(*hdr), hlen, IO_BUFFER_LENGTH); |
77039b963 block/sed: Check ... |
436 437 438 439 |
return -EFAULT; } epos += hlen; /* end of buffer */ |
455a7b238 block: Add Sed-op... |
440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 |
cpos += sizeof(*hdr); /* current position on buffer */ while (cpos < epos && supported) { const struct d0_features *body = (const struct d0_features *)cpos; switch (be16_to_cpu(body->code)) { case FC_TPER: supported = check_tper(body->features); break; case FC_SINGLEUSER: single_user = check_sum(body->features); break; case FC_GEOMETRY: check_geometry(dev, body); break; case FC_LOCKING: |
dbec491b1 block: sed-opal: ... |
457 458 |
dev->mbr_enabled = check_mbrenabled(body->features); break; |
455a7b238 block: Add Sed-op... |
459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 |
case FC_ENTERPRISE: case FC_DATASTORE: /* some ignored properties */ pr_debug("Found OPAL feature description: %d ", be16_to_cpu(body->code)); break; case FC_OPALV100: comid = get_comid_v100(body->features); found_com_id = true; break; case FC_OPALV200: comid = get_comid_v200(body->features); found_com_id = true; break; case 0xbfff ... 0xffff: /* vendor specific, just ignore */ break; default: pr_debug("OPAL Unknown feature: %d ", be16_to_cpu(body->code)); } cpos += body->length + 4; } if (!supported) { |
f5b37b7c2 block/sed-opal: t... |
487 488 |
pr_debug("This device is not Opal enabled. Not Supported! "); |
455a7b238 block: Add Sed-op... |
489 490 491 492 |
return -EOPNOTSUPP; } if (!single_user) |
f5b37b7c2 block/sed-opal: t... |
493 494 |
pr_debug("Device doesn't support single user mode "); |
455a7b238 block: Add Sed-op... |
495 496 497 |
if (!found_com_id) { |
f5b37b7c2 block/sed-opal: t... |
498 499 |
pr_debug("Could not find OPAL comid for device. Returning early "); |
ed7158bae treewide/trivial:... |
500 |
return -EOPNOTSUPP; |
455a7b238 block: Add Sed-op... |
501 502 503 504 505 506 |
} dev->comid = comid; return 0; } |
eed64951f block/sed: Embed ... |
507 |
static int opal_discovery0(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
508 509 510 511 512 513 514 515 |
{ int ret; memset(dev->resp, 0, IO_BUFFER_LENGTH); dev->comid = OPAL_DISCOVERY_COMID; ret = opal_recv_cmd(dev); if (ret) return ret; |
5cc23ed75 block: sed-opal: ... |
516 |
|
455a7b238 block: Add Sed-op... |
517 518 |
return opal_discovery0_end(dev); } |
0af2648ec block: sed-opal: ... |
519 520 521 522 523 |
static int opal_discovery0_step(struct opal_dev *dev) { const struct opal_step discovery0_step = { opal_discovery0, }; |
5cc23ed75 block: sed-opal: ... |
524 |
|
0af2648ec block: sed-opal: ... |
525 526 |
return execute_step(dev, &discovery0_step, 0); } |
a9b25b4cf block: sed-opal: ... |
527 528 529 530 |
static size_t remaining_size(struct opal_dev *cmd) { return IO_BUFFER_LENGTH - cmd->pos; } |
e2821a50b block: sed-opal: ... |
531 |
static bool can_add(int *err, struct opal_dev *cmd, size_t len) |
455a7b238 block: Add Sed-op... |
532 533 |
{ if (*err) |
e2821a50b block: sed-opal: ... |
534 |
return false; |
a9b25b4cf block: sed-opal: ... |
535 |
if (remaining_size(cmd) < len) { |
e2821a50b block: sed-opal: ... |
536 537 |
pr_debug("Error adding %zu bytes: end of buffer. ", len); |
455a7b238 block: Add Sed-op... |
538 |
*err = -ERANGE; |
e2821a50b block: sed-opal: ... |
539 |
return false; |
455a7b238 block: Add Sed-op... |
540 |
} |
e2821a50b block: sed-opal: ... |
541 542 543 544 545 546 547 548 |
return true; } static void add_token_u8(int *err, struct opal_dev *cmd, u8 tok) { if (!can_add(err, cmd, 1)) return; |
5cc23ed75 block: sed-opal: ... |
549 |
|
455a7b238 block: Add Sed-op... |
550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 |
cmd->cmd[cmd->pos++] = tok; } static void add_short_atom_header(struct opal_dev *cmd, bool bytestring, bool has_sign, int len) { u8 atom; int err = 0; atom = SHORT_ATOM_ID; atom |= bytestring ? SHORT_ATOM_BYTESTRING : 0; atom |= has_sign ? SHORT_ATOM_SIGNED : 0; atom |= len & SHORT_ATOM_LEN_MASK; add_token_u8(&err, cmd, atom); } static void add_medium_atom_header(struct opal_dev *cmd, bool bytestring, bool has_sign, int len) { u8 header0; header0 = MEDIUM_ATOM_ID; header0 |= bytestring ? MEDIUM_ATOM_BYTESTRING : 0; header0 |= has_sign ? MEDIUM_ATOM_SIGNED : 0; header0 |= (len >> 8) & MEDIUM_ATOM_LEN_MASK; |
5cc23ed75 block: sed-opal: ... |
576 |
|
455a7b238 block: Add Sed-op... |
577 578 579 580 581 582 |
cmd->cmd[cmd->pos++] = header0; cmd->cmd[cmd->pos++] = len; } static void add_token_u64(int *err, struct opal_dev *cmd, u64 number) { |
455a7b238 block: Add Sed-op... |
583 584 |
size_t len; int msb; |
455a7b238 block: Add Sed-op... |
585 586 587 588 589 |
if (!(number & ~TINY_ATOM_DATA_MASK)) { add_token_u8(err, cmd, number); return; } |
5f990d316 block: sed-opal: ... |
590 591 |
msb = fls64(number); len = DIV_ROUND_UP(msb, 8); |
455a7b238 block: Add Sed-op... |
592 |
|
e2821a50b block: sed-opal: ... |
593 |
if (!can_add(err, cmd, len + 1)) { |
591c59d18 block: sed-opal: ... |
594 595 |
pr_debug("Error adding u64: end of buffer. "); |
455a7b238 block: Add Sed-op... |
596 597 598 |
return; } add_short_atom_header(cmd, false, false, len); |
5f990d316 block: sed-opal: ... |
599 600 |
while (len--) add_token_u8(err, cmd, number >> (len * 8)); |
455a7b238 block: Add Sed-op... |
601 |
} |
285599590 block: sed-opal: ... |
602 |
static u8 *add_bytestring_header(int *err, struct opal_dev *cmd, size_t len) |
455a7b238 block: Add Sed-op... |
603 604 605 |
{ size_t header_len = 1; bool is_short_atom = true; |
455a7b238 block: Add Sed-op... |
606 607 608 609 |
if (len & ~SHORT_ATOM_LEN_MASK) { header_len = 2; is_short_atom = false; } |
e2821a50b block: sed-opal: ... |
610 |
if (!can_add(err, cmd, header_len + len)) { |
591c59d18 block: sed-opal: ... |
611 612 |
pr_debug("Error adding bytestring: end of buffer. "); |
285599590 block: sed-opal: ... |
613 |
return NULL; |
455a7b238 block: Add Sed-op... |
614 615 616 617 618 619 |
} if (is_short_atom) add_short_atom_header(cmd, true, false, len); else add_medium_atom_header(cmd, true, false, len); |
285599590 block: sed-opal: ... |
620 621 |
return &cmd->cmd[cmd->pos]; } |
455a7b238 block: Add Sed-op... |
622 |
|
285599590 block: sed-opal: ... |
623 624 625 626 627 628 629 630 631 632 |
static void add_token_bytestring(int *err, struct opal_dev *cmd, const u8 *bytestring, size_t len) { u8 *start; start = add_bytestring_header(err, cmd, len); if (!start) return; memcpy(start, bytestring, len); cmd->pos += len; |
455a7b238 block: Add Sed-op... |
633 634 635 636 637 |
} static int build_locking_range(u8 *buffer, size_t length, u8 lr) { if (length > OPAL_UID_LENGTH) { |
591c59d18 block: sed-opal: ... |
638 639 |
pr_debug("Can't build locking range. Length OOB "); |
455a7b238 block: Add Sed-op... |
640 641 642 643 644 645 646 |
return -ERANGE; } memcpy(buffer, opaluid[OPAL_LOCKINGRANGE_GLOBAL], OPAL_UID_LENGTH); if (lr == 0) return 0; |
5cc23ed75 block: sed-opal: ... |
647 |
|
455a7b238 block: Add Sed-op... |
648 649 650 651 652 653 654 655 656 |
buffer[5] = LOCKING_RANGE_NON_GLOBAL; buffer[7] = lr; return 0; } static int build_locking_user(u8 *buffer, size_t length, u8 lr) { if (length > OPAL_UID_LENGTH) { |
1e815b33c block: sed-opal: ... |
657 658 |
pr_debug("Can't build locking range user. Length OOB "); |
455a7b238 block: Add Sed-op... |
659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 |
return -ERANGE; } memcpy(buffer, opaluid[OPAL_USER1_UID], OPAL_UID_LENGTH); buffer[7] = lr + 1; return 0; } static void set_comid(struct opal_dev *cmd, u16 comid) { struct opal_header *hdr = (struct opal_header *)cmd->cmd; hdr->cp.extendedComID[0] = comid >> 8; hdr->cp.extendedComID[1] = comid; hdr->cp.extendedComID[2] = 0; hdr->cp.extendedComID[3] = 0; } static int cmd_finalize(struct opal_dev *cmd, u32 hsn, u32 tsn) { struct opal_header *hdr; int err = 0; |
a9b25b4cf block: sed-opal: ... |
683 684 685 686 687 |
/* * Close the parameter list opened from cmd_start. * The number of bytes added must be equal to * CMD_FINALIZE_BYTES_NEEDED. */ |
78d584ca3 block: sed-opal: ... |
688 |
add_token_u8(&err, cmd, OPAL_ENDLIST); |
455a7b238 block: Add Sed-op... |
689 690 691 692 693 694 695 696 |
add_token_u8(&err, cmd, OPAL_ENDOFDATA); add_token_u8(&err, cmd, OPAL_STARTLIST); add_token_u8(&err, cmd, 0); add_token_u8(&err, cmd, 0); add_token_u8(&err, cmd, 0); add_token_u8(&err, cmd, OPAL_ENDLIST); if (err) { |
591c59d18 block: sed-opal: ... |
697 698 |
pr_debug("Error finalizing command. "); |
455a7b238 block: Add Sed-op... |
699 700 701 702 703 704 705 706 707 708 709 |
return -EFAULT; } hdr = (struct opal_header *) cmd->cmd; hdr->pkt.tsn = cpu_to_be32(tsn); hdr->pkt.hsn = cpu_to_be32(hsn); hdr->subpkt.length = cpu_to_be32(cmd->pos - sizeof(*hdr)); while (cmd->pos % 4) { if (cmd->pos >= IO_BUFFER_LENGTH) { |
591c59d18 block: sed-opal: ... |
710 711 |
pr_debug("Error: Buffer overrun "); |
455a7b238 block: Add Sed-op... |
712 713 714 715 716 717 718 719 720 721 |
return -ERANGE; } cmd->cmd[cmd->pos++] = 0; } hdr->pkt.length = cpu_to_be32(cmd->pos - sizeof(hdr->cp) - sizeof(hdr->pkt)); hdr->cp.length = cpu_to_be32(cmd->pos - sizeof(hdr->cp)); return 0; } |
cccb92417 block/sed: Add he... |
722 723 724 |
static const struct opal_resp_tok *response_get_token( const struct parsed_resp *resp, int n) |
455a7b238 block: Add Sed-op... |
725 726 |
{ const struct opal_resp_tok *tok; |
7d9b62ae2 block: sed-opal: ... |
727 728 729 730 731 |
if (!resp) { pr_debug("Response is NULL "); return ERR_PTR(-EINVAL); } |
455a7b238 block: Add Sed-op... |
732 |
if (n >= resp->num) { |
591c59d18 block: sed-opal: ... |
733 734 735 |
pr_debug("Token number doesn't exist: %d, resp: %d ", n, resp->num); |
cccb92417 block/sed: Add he... |
736 |
return ERR_PTR(-EINVAL); |
455a7b238 block: Add Sed-op... |
737 738 739 740 |
} tok = &resp->toks[n]; if (tok->len == 0) { |
591c59d18 block: sed-opal: ... |
741 742 |
pr_debug("Token length must be non-zero "); |
cccb92417 block/sed: Add he... |
743 |
return ERR_PTR(-EINVAL); |
455a7b238 block: Add Sed-op... |
744 |
} |
cccb92417 block/sed: Add he... |
745 |
return tok; |
455a7b238 block: Add Sed-op... |
746 |
} |
aedb6e241 block/sed: Use ss... |
747 748 |
static ssize_t response_parse_tiny(struct opal_resp_tok *tok, const u8 *pos) |
455a7b238 block: Add Sed-op... |
749 750 751 752 753 754 755 756 757 758 759 760 761 762 |
{ tok->pos = pos; tok->len = 1; tok->width = OPAL_WIDTH_TINY; if (pos[0] & TINY_ATOM_SIGNED) { tok->type = OPAL_DTA_TOKENID_SINT; } else { tok->type = OPAL_DTA_TOKENID_UINT; tok->stored.u = pos[0] & 0x3f; } return tok->len; } |
aedb6e241 block/sed: Use ss... |
763 764 |
static ssize_t response_parse_short(struct opal_resp_tok *tok, const u8 *pos) |
455a7b238 block: Add Sed-op... |
765 766 767 768 769 770 771 772 773 774 775 |
{ tok->pos = pos; tok->len = (pos[0] & SHORT_ATOM_LEN_MASK) + 1; tok->width = OPAL_WIDTH_SHORT; if (pos[0] & SHORT_ATOM_BYTESTRING) { tok->type = OPAL_DTA_TOKENID_BYTESTRING; } else if (pos[0] & SHORT_ATOM_SIGNED) { tok->type = OPAL_DTA_TOKENID_SINT; } else { u64 u_integer = 0; |
aedb6e241 block/sed: Use ss... |
776 |
ssize_t i, b = 0; |
455a7b238 block: Add Sed-op... |
777 778 779 |
tok->type = OPAL_DTA_TOKENID_UINT; if (tok->len > 9) { |
591c59d18 block: sed-opal: ... |
780 781 |
pr_debug("uint64 with more than 8 bytes "); |
455a7b238 block: Add Sed-op... |
782 783 784 785 786 787 788 789 790 791 792 |
return -EINVAL; } for (i = tok->len - 1; i > 0; i--) { u_integer |= ((u64)pos[i] << (8 * b)); b++; } tok->stored.u = u_integer; } return tok->len; } |
aedb6e241 block/sed: Use ss... |
793 794 |
static ssize_t response_parse_medium(struct opal_resp_tok *tok, const u8 *pos) |
455a7b238 block: Add Sed-op... |
795 796 797 798 799 800 801 802 803 804 805 806 807 808 |
{ tok->pos = pos; tok->len = (((pos[0] & MEDIUM_ATOM_LEN_MASK) << 8) | pos[1]) + 2; tok->width = OPAL_WIDTH_MEDIUM; if (pos[0] & MEDIUM_ATOM_BYTESTRING) tok->type = OPAL_DTA_TOKENID_BYTESTRING; else if (pos[0] & MEDIUM_ATOM_SIGNED) tok->type = OPAL_DTA_TOKENID_SINT; else tok->type = OPAL_DTA_TOKENID_UINT; return tok->len; } |
aedb6e241 block/sed: Use ss... |
809 810 |
static ssize_t response_parse_long(struct opal_resp_tok *tok, const u8 *pos) |
455a7b238 block: Add Sed-op... |
811 812 813 814 815 816 817 818 819 820 821 822 823 824 |
{ tok->pos = pos; tok->len = ((pos[1] << 16) | (pos[2] << 8) | pos[3]) + 4; tok->width = OPAL_WIDTH_LONG; if (pos[0] & LONG_ATOM_BYTESTRING) tok->type = OPAL_DTA_TOKENID_BYTESTRING; else if (pos[0] & LONG_ATOM_SIGNED) tok->type = OPAL_DTA_TOKENID_SINT; else tok->type = OPAL_DTA_TOKENID_UINT; return tok->len; } |
aedb6e241 block/sed: Use ss... |
825 826 |
static ssize_t response_parse_token(struct opal_resp_tok *tok, const u8 *pos) |
455a7b238 block: Add Sed-op... |
827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 |
{ tok->pos = pos; tok->len = 1; tok->type = OPAL_DTA_TOKENID_TOKEN; tok->width = OPAL_WIDTH_TOKEN; return tok->len; } static int response_parse(const u8 *buf, size_t length, struct parsed_resp *resp) { const struct opal_header *hdr; struct opal_resp_tok *iter; int num_entries = 0; int total; |
aedb6e241 block/sed: Use ss... |
843 |
ssize_t token_length; |
455a7b238 block: Add Sed-op... |
844 |
const u8 *pos; |
77039b963 block/sed: Check ... |
845 |
u32 clen, plen, slen; |
455a7b238 block: Add Sed-op... |
846 847 848 849 850 851 852 853 854 855 |
if (!buf) return -EFAULT; if (!resp) return -EFAULT; hdr = (struct opal_header *)buf; pos = buf; pos += sizeof(*hdr); |
77039b963 block/sed: Check ... |
856 857 858 859 860 861 862 863 864 |
clen = be32_to_cpu(hdr->cp.length); plen = be32_to_cpu(hdr->pkt.length); slen = be32_to_cpu(hdr->subpkt.length); pr_debug("Response size: cp: %u, pkt: %u, subpkt: %u ", clen, plen, slen); if (clen == 0 || plen == 0 || slen == 0 || slen > IO_BUFFER_LENGTH - sizeof(*hdr)) { |
591c59d18 block: sed-opal: ... |
865 866 867 |
pr_debug("Bad header length. cp: %u, pkt: %u, subpkt: %u ", clen, plen, slen); |
455a7b238 block: Add Sed-op... |
868 869 870 871 872 873 874 875 |
print_buffer(pos, sizeof(*hdr)); return -EINVAL; } if (pos > buf + length) return -EFAULT; iter = resp->toks; |
77039b963 block/sed: Check ... |
876 |
total = slen; |
455a7b238 block: Add Sed-op... |
877 878 879 880 881 882 883 884 885 886 887 888 |
print_buffer(pos, total); while (total > 0) { if (pos[0] <= TINY_ATOM_BYTE) /* tiny atom */ token_length = response_parse_tiny(iter, pos); else if (pos[0] <= SHORT_ATOM_BYTE) /* short atom */ token_length = response_parse_short(iter, pos); else if (pos[0] <= MEDIUM_ATOM_BYTE) /* medium atom */ token_length = response_parse_medium(iter, pos); else if (pos[0] <= LONG_ATOM_BYTE) /* long atom */ token_length = response_parse_long(iter, pos); else /* TOKEN */ token_length = response_parse_token(iter, pos); |
aedb6e241 block/sed: Use ss... |
889 890 |
if (token_length < 0) return token_length; |
455a7b238 block: Add Sed-op... |
891 892 893 894 895 896 |
pos += token_length; total -= token_length; iter++; num_entries++; } |
455a7b238 block: Add Sed-op... |
897 898 899 900 901 902 903 904 |
resp->num = num_entries; return 0; } static size_t response_get_string(const struct parsed_resp *resp, int n, const char **store) { |
d15e1175a block: sed-opal: ... |
905 |
u8 skip; |
b68f09ecd block: sed-opal: ... |
906 |
const struct opal_resp_tok *tok; |
d15e1175a block: sed-opal: ... |
907 |
|
455a7b238 block: Add Sed-op... |
908 |
*store = NULL; |
b68f09ecd block: sed-opal: ... |
909 910 |
tok = response_get_token(resp, n); if (IS_ERR(tok)) |
455a7b238 block: Add Sed-op... |
911 |
return 0; |
455a7b238 block: Add Sed-op... |
912 |
|
b68f09ecd block: sed-opal: ... |
913 |
if (tok->type != OPAL_DTA_TOKENID_BYTESTRING) { |
591c59d18 block: sed-opal: ... |
914 915 |
pr_debug("Token is not a byte string! "); |
455a7b238 block: Add Sed-op... |
916 917 |
return 0; } |
b68f09ecd block: sed-opal: ... |
918 |
switch (tok->width) { |
d15e1175a block: sed-opal: ... |
919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 |
case OPAL_WIDTH_TINY: case OPAL_WIDTH_SHORT: skip = 1; break; case OPAL_WIDTH_MEDIUM: skip = 2; break; case OPAL_WIDTH_LONG: skip = 4; break; default: pr_debug("Token has invalid width! "); return 0; } |
b68f09ecd block: sed-opal: ... |
934 |
*store = tok->pos + skip; |
5cc23ed75 block: sed-opal: ... |
935 |
|
b68f09ecd block: sed-opal: ... |
936 |
return tok->len - skip; |
455a7b238 block: Add Sed-op... |
937 938 939 940 |
} static u64 response_get_u64(const struct parsed_resp *resp, int n) { |
b68f09ecd block: sed-opal: ... |
941 |
const struct opal_resp_tok *tok; |
455a7b238 block: Add Sed-op... |
942 |
|
b68f09ecd block: sed-opal: ... |
943 944 |
tok = response_get_token(resp, n); if (IS_ERR(tok)) |
455a7b238 block: Add Sed-op... |
945 |
return 0; |
455a7b238 block: Add Sed-op... |
946 |
|
b68f09ecd block: sed-opal: ... |
947 948 949 |
if (tok->type != OPAL_DTA_TOKENID_UINT) { pr_debug("Token is not unsigned int: %d ", tok->type); |
455a7b238 block: Add Sed-op... |
950 951 |
return 0; } |
b68f09ecd block: sed-opal: ... |
952 953 954 |
if (tok->width != OPAL_WIDTH_TINY && tok->width != OPAL_WIDTH_SHORT) { pr_debug("Atom is not short or tiny: %d ", tok->width); |
455a7b238 block: Add Sed-op... |
955 956 |
return 0; } |
b68f09ecd block: sed-opal: ... |
957 |
return tok->stored.u; |
455a7b238 block: Add Sed-op... |
958 |
} |
cccb92417 block/sed: Add he... |
959 960 961 962 963 964 965 966 |
static bool response_token_matches(const struct opal_resp_tok *token, u8 match) { if (IS_ERR(token) || token->type != OPAL_DTA_TOKENID_TOKEN || token->pos[0] != match) return false; return true; } |
455a7b238 block: Add Sed-op... |
967 968 |
static u8 response_status(const struct parsed_resp *resp) { |
cccb92417 block/sed: Add he... |
969 970 971 972 |
const struct opal_resp_tok *tok; tok = response_get_token(resp, 0); if (response_token_matches(tok, OPAL_ENDOFSESSION)) |
455a7b238 block: Add Sed-op... |
973 |
return 0; |
455a7b238 block: Add Sed-op... |
974 975 976 |
if (resp->num < 5) return DTAERROR_NO_METHOD_STATUS; |
cccb92417 block/sed: Add he... |
977 978 979 980 981 982 |
tok = response_get_token(resp, resp->num - 5); if (!response_token_matches(tok, OPAL_STARTLIST)) return DTAERROR_NO_METHOD_STATUS; tok = response_get_token(resp, resp->num - 1); if (!response_token_matches(tok, OPAL_ENDLIST)) |
455a7b238 block: Add Sed-op... |
983 984 985 986 987 988 989 990 991 992 993 994 995 996 |
return DTAERROR_NO_METHOD_STATUS; return response_get_u64(resp, resp->num - 4); } /* Parses and checks for errors */ static int parse_and_check_status(struct opal_dev *dev) { int error; print_buffer(dev->cmd, dev->pos); error = response_parse(dev->resp, IO_BUFFER_LENGTH, &dev->parsed); if (error) { |
591c59d18 block: sed-opal: ... |
997 998 |
pr_debug("Couldn't parse response. "); |
455a7b238 block: Add Sed-op... |
999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 |
return error; } return response_status(&dev->parsed); } static void clear_opal_cmd(struct opal_dev *dev) { dev->pos = sizeof(struct opal_header); memset(dev->cmd, 0, IO_BUFFER_LENGTH); } |
e8b292245 block: sed-opal: ... |
1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 |
static int cmd_start(struct opal_dev *dev, const u8 *uid, const u8 *method) { int err = 0; clear_opal_cmd(dev); set_comid(dev, dev->comid); add_token_u8(&err, dev, OPAL_CALL); add_token_bytestring(&err, dev, uid, OPAL_UID_LENGTH); add_token_bytestring(&err, dev, method, OPAL_METHOD_LENGTH); /* * Every method call is followed by its parameters enclosed within * OPAL_STARTLIST and OPAL_ENDLIST tokens. We automatically open the * parameter list here and close it later in cmd_finalize. */ add_token_u8(&err, dev, OPAL_STARTLIST); return err; } |
455a7b238 block: Add Sed-op... |
1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 |
static int start_opal_session_cont(struct opal_dev *dev) { u32 hsn, tsn; int error = 0; error = parse_and_check_status(dev); if (error) return error; hsn = response_get_u64(&dev->parsed, 4); tsn = response_get_u64(&dev->parsed, 5); if (hsn == 0 && tsn == 0) { |
591c59d18 block: sed-opal: ... |
1043 1044 |
pr_debug("Couldn't authenticate session "); |
455a7b238 block: Add Sed-op... |
1045 1046 1047 1048 1049 |
return -EPERM; } dev->hsn = hsn; dev->tsn = tsn; |
5cc23ed75 block: sed-opal: ... |
1050 |
|
455a7b238 block: Add Sed-op... |
1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 |
return 0; } static void add_suspend_info(struct opal_dev *dev, struct opal_suspend_data *sus) { struct opal_suspend_data *iter; list_for_each_entry(iter, &dev->unlk_lst, node) { if (iter->lr == sus->lr) { list_del(&iter->node); kfree(iter); break; } } list_add_tail(&sus->node, &dev->unlk_lst); } static int end_session_cont(struct opal_dev *dev) { dev->hsn = 0; dev->tsn = 0; |
5cc23ed75 block: sed-opal: ... |
1073 |
|
455a7b238 block: Add Sed-op... |
1074 1075 1076 1077 1078 1079 1080 1081 1082 |
return parse_and_check_status(dev); } static int finalize_and_send(struct opal_dev *dev, cont_fn cont) { int ret; ret = cmd_finalize(dev, dev->hsn, dev->tsn); if (ret) { |
591c59d18 block: sed-opal: ... |
1083 1084 |
pr_debug("Error finalizing command buffer: %d ", ret); |
455a7b238 block: Add Sed-op... |
1085 1086 1087 1088 1089 1090 1091 |
return ret; } print_buffer(dev->cmd, dev->pos); return opal_send_recv(dev, cont); } |
3fff234b8 block: sed-opal: ... |
1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 |
/* * request @column from table @table on device @dev. On success, the column * data will be available in dev->resp->tok[4] */ static int generic_get_column(struct opal_dev *dev, const u8 *table, u64 column) { int err; err = cmd_start(dev, table, opalmethod[OPAL_GET]); add_token_u8(&err, dev, OPAL_STARTLIST); add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, OPAL_STARTCOLUMN); add_token_u64(&err, dev, column); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, OPAL_ENDCOLUMN); add_token_u64(&err, dev, column); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_ENDLIST); if (err) return err; return finalize_and_send(dev, parse_and_check_status); } |
ff91064ea block: sed-opal: ... |
1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 |
/* * see TCG SAS 5.3.2.3 for a description of the available columns * * the result is provided in dev->resp->tok[4] */ static int generic_get_table_info(struct opal_dev *dev, enum opal_uid table, u64 column) { u8 uid[OPAL_UID_LENGTH]; const unsigned int half = OPAL_UID_LENGTH/2; /* sed-opal UIDs can be split in two halves: * first: actual table index * second: relative index in the table * so we have to get the first half of the OPAL_TABLE_TABLE and use the * first part of the target table as relative index into that table */ memcpy(uid, opaluid[OPAL_TABLE_TABLE], half); memcpy(uid+half, opaluid[table], half); return generic_get_column(dev, uid, column); } |
eed64951f block/sed: Embed ... |
1144 |
static int gen_key(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1145 |
{ |
455a7b238 block: Add Sed-op... |
1146 |
u8 uid[OPAL_UID_LENGTH]; |
e8b292245 block: sed-opal: ... |
1147 |
int err; |
455a7b238 block: Add Sed-op... |
1148 1149 |
memcpy(uid, dev->prev_data, min(sizeof(uid), dev->prev_d_len)); |
455a7b238 block: Add Sed-op... |
1150 1151 |
kfree(dev->prev_data); dev->prev_data = NULL; |
e8b292245 block: sed-opal: ... |
1152 |
err = cmd_start(dev, uid, opalmethod[OPAL_GENKEY]); |
455a7b238 block: Add Sed-op... |
1153 1154 |
if (err) { |
591c59d18 block: sed-opal: ... |
1155 1156 |
pr_debug("Error building gen key command "); |
455a7b238 block: Add Sed-op... |
1157 1158 1159 |
return err; } |
5cc23ed75 block: sed-opal: ... |
1160 |
|
455a7b238 block: Add Sed-op... |
1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 |
return finalize_and_send(dev, parse_and_check_status); } static int get_active_key_cont(struct opal_dev *dev) { const char *activekey; size_t keylen; int error = 0; error = parse_and_check_status(dev); if (error) return error; |
5cc23ed75 block: sed-opal: ... |
1173 |
|
455a7b238 block: Add Sed-op... |
1174 1175 |
keylen = response_get_string(&dev->parsed, 4, &activekey); if (!activekey) { |
591c59d18 block: sed-opal: ... |
1176 1177 1178 |
pr_debug("%s: Couldn't extract the Activekey from the response ", __func__); |
455a7b238 block: Add Sed-op... |
1179 1180 |
return OPAL_INVAL_PARAM; } |
5cc23ed75 block: sed-opal: ... |
1181 |
|
455a7b238 block: Add Sed-op... |
1182 1183 1184 1185 1186 1187 1188 1189 1190 |
dev->prev_data = kmemdup(activekey, keylen, GFP_KERNEL); if (!dev->prev_data) return -ENOMEM; dev->prev_d_len = keylen; return 0; } |
eed64951f block/sed: Embed ... |
1191 |
static int get_active_key(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1192 1193 |
{ u8 uid[OPAL_UID_LENGTH]; |
e8b292245 block: sed-opal: ... |
1194 |
int err; |
eed64951f block/sed: Embed ... |
1195 |
u8 *lr = data; |
455a7b238 block: Add Sed-op... |
1196 |
|
455a7b238 block: Add Sed-op... |
1197 1198 1199 |
err = build_locking_range(uid, sizeof(uid), *lr); if (err) return err; |
3fff234b8 block: sed-opal: ... |
1200 1201 |
err = generic_get_column(dev, uid, OPAL_ACTIVEKEY); if (err) |
455a7b238 block: Add Sed-op... |
1202 |
return err; |
455a7b238 block: Add Sed-op... |
1203 |
|
3fff234b8 block: sed-opal: ... |
1204 |
return get_active_key_cont(dev); |
455a7b238 block: Add Sed-op... |
1205 1206 1207 1208 1209 1210 |
} static int generic_lr_enable_disable(struct opal_dev *dev, u8 *uid, bool rle, bool wle, bool rl, bool wl) { |
e8b292245 block: sed-opal: ... |
1211 |
int err; |
455a7b238 block: Add Sed-op... |
1212 |
|
e8b292245 block: sed-opal: ... |
1213 |
err = cmd_start(dev, uid, opalmethod[OPAL_SET]); |
455a7b238 block: Add Sed-op... |
1214 |
|
455a7b238 block: Add Sed-op... |
1215 1216 1217 1218 1219 |
add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, OPAL_VALUES); add_token_u8(&err, dev, OPAL_STARTLIST); add_token_u8(&err, dev, OPAL_STARTNAME); |
372be4084 block: sed-opal: ... |
1220 |
add_token_u8(&err, dev, OPAL_READLOCKENABLED); |
455a7b238 block: Add Sed-op... |
1221 1222 1223 1224 |
add_token_u8(&err, dev, rle); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_STARTNAME); |
372be4084 block: sed-opal: ... |
1225 |
add_token_u8(&err, dev, OPAL_WRITELOCKENABLED); |
455a7b238 block: Add Sed-op... |
1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 |
add_token_u8(&err, dev, wle); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, OPAL_READLOCKED); add_token_u8(&err, dev, rl); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, OPAL_WRITELOCKED); add_token_u8(&err, dev, wl); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_ENDLIST); add_token_u8(&err, dev, OPAL_ENDNAME); |
5cc23ed75 block: sed-opal: ... |
1241 |
|
455a7b238 block: Add Sed-op... |
1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 |
return err; } static inline int enable_global_lr(struct opal_dev *dev, u8 *uid, struct opal_user_lr_setup *setup) { int err; err = generic_lr_enable_disable(dev, uid, !!setup->RLE, !!setup->WLE, 0, 0); if (err) |
591c59d18 block: sed-opal: ... |
1253 1254 |
pr_debug("Failed to create enable global lr command "); |
5cc23ed75 block: sed-opal: ... |
1255 |
|
455a7b238 block: Add Sed-op... |
1256 1257 |
return err; } |
eed64951f block/sed: Embed ... |
1258 |
static int setup_locking_range(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1259 1260 |
{ u8 uid[OPAL_UID_LENGTH]; |
eed64951f block/sed: Embed ... |
1261 |
struct opal_user_lr_setup *setup = data; |
455a7b238 block: Add Sed-op... |
1262 |
u8 lr; |
e8b292245 block: sed-opal: ... |
1263 |
int err; |
455a7b238 block: Add Sed-op... |
1264 |
|
455a7b238 block: Add Sed-op... |
1265 1266 1267 1268 1269 1270 1271 1272 |
lr = setup->session.opal_key.lr; err = build_locking_range(uid, sizeof(uid), lr); if (err) return err; if (lr == 0) err = enable_global_lr(dev, uid, setup); else { |
e8b292245 block: sed-opal: ... |
1273 |
err = cmd_start(dev, uid, opalmethod[OPAL_SET]); |
455a7b238 block: Add Sed-op... |
1274 |
|
455a7b238 block: Add Sed-op... |
1275 1276 1277 1278 1279 |
add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, OPAL_VALUES); add_token_u8(&err, dev, OPAL_STARTLIST); add_token_u8(&err, dev, OPAL_STARTNAME); |
372be4084 block: sed-opal: ... |
1280 |
add_token_u8(&err, dev, OPAL_RANGESTART); |
455a7b238 block: Add Sed-op... |
1281 1282 1283 1284 |
add_token_u64(&err, dev, setup->range_start); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_STARTNAME); |
372be4084 block: sed-opal: ... |
1285 |
add_token_u8(&err, dev, OPAL_RANGELENGTH); |
455a7b238 block: Add Sed-op... |
1286 1287 1288 1289 |
add_token_u64(&err, dev, setup->range_length); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_STARTNAME); |
372be4084 block: sed-opal: ... |
1290 |
add_token_u8(&err, dev, OPAL_READLOCKENABLED); |
455a7b238 block: Add Sed-op... |
1291 1292 1293 1294 |
add_token_u64(&err, dev, !!setup->RLE); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_STARTNAME); |
372be4084 block: sed-opal: ... |
1295 |
add_token_u8(&err, dev, OPAL_WRITELOCKENABLED); |
455a7b238 block: Add Sed-op... |
1296 1297 1298 1299 1300 |
add_token_u64(&err, dev, !!setup->WLE); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_ENDLIST); add_token_u8(&err, dev, OPAL_ENDNAME); |
455a7b238 block: Add Sed-op... |
1301 1302 |
} if (err) { |
591c59d18 block: sed-opal: ... |
1303 1304 |
pr_debug("Error building Setup Locking range command. "); |
455a7b238 block: Add Sed-op... |
1305 |
return err; |
455a7b238 block: Add Sed-op... |
1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 |
} return finalize_and_send(dev, parse_and_check_status); } static int start_generic_opal_session(struct opal_dev *dev, enum opal_uid auth, enum opal_uid sp_type, const char *key, u8 key_len) { u32 hsn; |
e8b292245 block: sed-opal: ... |
1318 |
int err; |
455a7b238 block: Add Sed-op... |
1319 |
|
591c59d18 block: sed-opal: ... |
1320 |
if (key == NULL && auth != OPAL_ANYBODY_UID) |
455a7b238 block: Add Sed-op... |
1321 |
return OPAL_INVAL_PARAM; |
455a7b238 block: Add Sed-op... |
1322 |
|
455a7b238 block: Add Sed-op... |
1323 |
hsn = GENERIC_HOST_SESSION_NUM; |
e8b292245 block: sed-opal: ... |
1324 1325 |
err = cmd_start(dev, opaluid[OPAL_SMUID_UID], opalmethod[OPAL_STARTSESSION]); |
455a7b238 block: Add Sed-op... |
1326 |
|
455a7b238 block: Add Sed-op... |
1327 1328 1329 1330 1331 1332 |
add_token_u64(&err, dev, hsn); add_token_bytestring(&err, dev, opaluid[sp_type], OPAL_UID_LENGTH); add_token_u8(&err, dev, 1); switch (auth) { case OPAL_ANYBODY_UID: |
455a7b238 block: Add Sed-op... |
1333 1334 1335 |
break; case OPAL_ADMIN1_UID: case OPAL_SID_UID: |
5e4c7cf60 block: sed-opal: ... |
1336 |
case OPAL_PSID_UID: |
455a7b238 block: Add Sed-op... |
1337 1338 1339 1340 1341 1342 1343 1344 1345 |
add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, 0); /* HostChallenge */ add_token_bytestring(&err, dev, key, key_len); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, 3); /* HostSignAuth */ add_token_bytestring(&err, dev, opaluid[auth], OPAL_UID_LENGTH); add_token_u8(&err, dev, OPAL_ENDNAME); |
455a7b238 block: Add Sed-op... |
1346 1347 |
break; default: |
591c59d18 block: sed-opal: ... |
1348 1349 |
pr_debug("Cannot start Admin SP session with auth %d ", auth); |
455a7b238 block: Add Sed-op... |
1350 1351 1352 1353 |
return OPAL_INVAL_PARAM; } if (err) { |
591c59d18 block: sed-opal: ... |
1354 1355 |
pr_debug("Error building start adminsp session command. "); |
455a7b238 block: Add Sed-op... |
1356 1357 1358 1359 1360 |
return err; } return finalize_and_send(dev, start_opal_session_cont); } |
eed64951f block/sed: Embed ... |
1361 |
static int start_anybodyASP_opal_session(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1362 1363 1364 1365 |
{ return start_generic_opal_session(dev, OPAL_ANYBODY_UID, OPAL_ADMINSP_UID, NULL, 0); } |
eed64951f block/sed: Embed ... |
1366 |
static int start_SIDASP_opal_session(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1367 1368 1369 |
{ int ret; const u8 *key = dev->prev_data; |
455a7b238 block: Add Sed-op... |
1370 1371 |
if (!key) { |
eed64951f block/sed: Embed ... |
1372 |
const struct opal_key *okey = data; |
1e815b33c block: sed-opal: ... |
1373 |
|
455a7b238 block: Add Sed-op... |
1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 |
ret = start_generic_opal_session(dev, OPAL_SID_UID, OPAL_ADMINSP_UID, okey->key, okey->key_len); } else { ret = start_generic_opal_session(dev, OPAL_SID_UID, OPAL_ADMINSP_UID, key, dev->prev_d_len); kfree(key); dev->prev_data = NULL; } |
5cc23ed75 block: sed-opal: ... |
1385 |
|
455a7b238 block: Add Sed-op... |
1386 1387 |
return ret; } |
eed64951f block/sed: Embed ... |
1388 |
static int start_admin1LSP_opal_session(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1389 |
{ |
eed64951f block/sed: Embed ... |
1390 |
struct opal_key *key = data; |
1e815b33c block: sed-opal: ... |
1391 |
|
455a7b238 block: Add Sed-op... |
1392 1393 1394 1395 |
return start_generic_opal_session(dev, OPAL_ADMIN1_UID, OPAL_LOCKINGSP_UID, key->key, key->key_len); } |
5e4c7cf60 block: sed-opal: ... |
1396 1397 1398 1399 1400 1401 1402 1403 1404 |
static int start_PSID_opal_session(struct opal_dev *dev, void *data) { const struct opal_key *okey = data; return start_generic_opal_session(dev, OPAL_PSID_UID, OPAL_ADMINSP_UID, okey->key, okey->key_len); } |
eed64951f block/sed: Embed ... |
1405 |
static int start_auth_opal_session(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1406 |
{ |
eed64951f block/sed: Embed ... |
1407 |
struct opal_session_info *session = data; |
455a7b238 block: Add Sed-op... |
1408 |
u8 lk_ul_user[OPAL_UID_LENGTH]; |
eed64951f block/sed: Embed ... |
1409 |
size_t keylen = session->opal_key.key_len; |
455a7b238 block: Add Sed-op... |
1410 |
int err = 0; |
455a7b238 block: Add Sed-op... |
1411 1412 |
u8 *key = session->opal_key.key; u32 hsn = GENERIC_HOST_SESSION_NUM; |
e8b292245 block: sed-opal: ... |
1413 |
if (session->sum) |
455a7b238 block: Add Sed-op... |
1414 1415 |
err = build_locking_user(lk_ul_user, sizeof(lk_ul_user), session->opal_key.lr); |
e8b292245 block: sed-opal: ... |
1416 |
else if (session->who != OPAL_ADMIN1 && !session->sum) |
455a7b238 block: Add Sed-op... |
1417 1418 |
err = build_locking_user(lk_ul_user, sizeof(lk_ul_user), session->who - 1); |
e8b292245 block: sed-opal: ... |
1419 |
else |
455a7b238 block: Add Sed-op... |
1420 |
memcpy(lk_ul_user, opaluid[OPAL_ADMIN1_UID], OPAL_UID_LENGTH); |
e8b292245 block: sed-opal: ... |
1421 1422 1423 1424 1425 |
if (err) return err; err = cmd_start(dev, opaluid[OPAL_SMUID_UID], opalmethod[OPAL_STARTSESSION]); |
455a7b238 block: Add Sed-op... |
1426 |
|
455a7b238 block: Add Sed-op... |
1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 |
add_token_u64(&err, dev, hsn); add_token_bytestring(&err, dev, opaluid[OPAL_LOCKINGSP_UID], OPAL_UID_LENGTH); add_token_u8(&err, dev, 1); add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, 0); add_token_bytestring(&err, dev, key, keylen); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, 3); add_token_bytestring(&err, dev, lk_ul_user, OPAL_UID_LENGTH); add_token_u8(&err, dev, OPAL_ENDNAME); |
455a7b238 block: Add Sed-op... |
1439 1440 |
if (err) { |
591c59d18 block: sed-opal: ... |
1441 1442 |
pr_debug("Error building STARTSESSION command. "); |
455a7b238 block: Add Sed-op... |
1443 1444 1445 1446 1447 |
return err; } return finalize_and_send(dev, start_opal_session_cont); } |
eed64951f block/sed: Embed ... |
1448 |
static int revert_tper(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1449 |
{ |
e8b292245 block: sed-opal: ... |
1450 |
int err; |
455a7b238 block: Add Sed-op... |
1451 |
|
e8b292245 block: sed-opal: ... |
1452 1453 |
err = cmd_start(dev, opaluid[OPAL_ADMINSP_UID], opalmethod[OPAL_REVERT]); |
455a7b238 block: Add Sed-op... |
1454 |
if (err) { |
591c59d18 block: sed-opal: ... |
1455 1456 |
pr_debug("Error building REVERT TPER command. "); |
455a7b238 block: Add Sed-op... |
1457 1458 1459 1460 1461 |
return err; } return finalize_and_send(dev, parse_and_check_status); } |
eed64951f block/sed: Embed ... |
1462 |
static int internal_activate_user(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1463 |
{ |
eed64951f block/sed: Embed ... |
1464 |
struct opal_session_info *session = data; |
455a7b238 block: Add Sed-op... |
1465 |
u8 uid[OPAL_UID_LENGTH]; |
e8b292245 block: sed-opal: ... |
1466 |
int err; |
455a7b238 block: Add Sed-op... |
1467 1468 1469 |
memcpy(uid, opaluid[OPAL_USER1_UID], OPAL_UID_LENGTH); uid[7] = session->who; |
e8b292245 block: sed-opal: ... |
1470 |
err = cmd_start(dev, uid, opalmethod[OPAL_SET]); |
455a7b238 block: Add Sed-op... |
1471 1472 1473 1474 1475 1476 1477 1478 1479 |
add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, OPAL_VALUES); add_token_u8(&err, dev, OPAL_STARTLIST); add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, 5); /* Enabled */ add_token_u8(&err, dev, OPAL_TRUE); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_ENDLIST); add_token_u8(&err, dev, OPAL_ENDNAME); |
455a7b238 block: Add Sed-op... |
1480 1481 |
if (err) { |
591c59d18 block: sed-opal: ... |
1482 1483 |
pr_debug("Error building Activate UserN command. "); |
455a7b238 block: Add Sed-op... |
1484 1485 1486 1487 1488 |
return err; } return finalize_and_send(dev, parse_and_check_status); } |
eed64951f block/sed: Embed ... |
1489 |
static int erase_locking_range(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1490 |
{ |
eed64951f block/sed: Embed ... |
1491 |
struct opal_session_info *session = data; |
455a7b238 block: Add Sed-op... |
1492 |
u8 uid[OPAL_UID_LENGTH]; |
e8b292245 block: sed-opal: ... |
1493 |
int err; |
455a7b238 block: Add Sed-op... |
1494 1495 1496 |
if (build_locking_range(uid, sizeof(uid), session->opal_key.lr) < 0) return -ERANGE; |
e8b292245 block: sed-opal: ... |
1497 |
err = cmd_start(dev, uid, opalmethod[OPAL_ERASE]); |
455a7b238 block: Add Sed-op... |
1498 1499 |
if (err) { |
591c59d18 block: sed-opal: ... |
1500 1501 |
pr_debug("Error building Erase Locking Range Command. "); |
455a7b238 block: Add Sed-op... |
1502 1503 |
return err; } |
5cc23ed75 block: sed-opal: ... |
1504 |
|
455a7b238 block: Add Sed-op... |
1505 1506 |
return finalize_and_send(dev, parse_and_check_status); } |
eed64951f block/sed: Embed ... |
1507 |
static int set_mbr_done(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1508 |
{ |
eed64951f block/sed: Embed ... |
1509 |
u8 *mbr_done_tf = data; |
e8b292245 block: sed-opal: ... |
1510 |
int err; |
455a7b238 block: Add Sed-op... |
1511 |
|
e8b292245 block: sed-opal: ... |
1512 1513 |
err = cmd_start(dev, opaluid[OPAL_MBRCONTROL], opalmethod[OPAL_SET]); |
455a7b238 block: Add Sed-op... |
1514 |
|
455a7b238 block: Add Sed-op... |
1515 1516 1517 1518 |
add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, OPAL_VALUES); add_token_u8(&err, dev, OPAL_STARTLIST); add_token_u8(&err, dev, OPAL_STARTNAME); |
372be4084 block: sed-opal: ... |
1519 |
add_token_u8(&err, dev, OPAL_MBRDONE); |
eed64951f block/sed: Embed ... |
1520 |
add_token_u8(&err, dev, *mbr_done_tf); /* Done T or F */ |
455a7b238 block: Add Sed-op... |
1521 1522 1523 |
add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_ENDLIST); add_token_u8(&err, dev, OPAL_ENDNAME); |
455a7b238 block: Add Sed-op... |
1524 1525 |
if (err) { |
591c59d18 block: sed-opal: ... |
1526 1527 |
pr_debug("Error Building set MBR Done command "); |
455a7b238 block: Add Sed-op... |
1528 1529 1530 1531 1532 |
return err; } return finalize_and_send(dev, parse_and_check_status); } |
eed64951f block/sed: Embed ... |
1533 |
static int set_mbr_enable_disable(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1534 |
{ |
eed64951f block/sed: Embed ... |
1535 |
u8 *mbr_en_dis = data; |
e8b292245 block: sed-opal: ... |
1536 |
int err; |
455a7b238 block: Add Sed-op... |
1537 |
|
e8b292245 block: sed-opal: ... |
1538 1539 |
err = cmd_start(dev, opaluid[OPAL_MBRCONTROL], opalmethod[OPAL_SET]); |
455a7b238 block: Add Sed-op... |
1540 |
|
455a7b238 block: Add Sed-op... |
1541 1542 1543 1544 |
add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, OPAL_VALUES); add_token_u8(&err, dev, OPAL_STARTLIST); add_token_u8(&err, dev, OPAL_STARTNAME); |
372be4084 block: sed-opal: ... |
1545 |
add_token_u8(&err, dev, OPAL_MBRENABLE); |
eed64951f block/sed: Embed ... |
1546 |
add_token_u8(&err, dev, *mbr_en_dis); |
455a7b238 block: Add Sed-op... |
1547 1548 1549 |
add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_ENDLIST); add_token_u8(&err, dev, OPAL_ENDNAME); |
455a7b238 block: Add Sed-op... |
1550 1551 |
if (err) { |
591c59d18 block: sed-opal: ... |
1552 1553 |
pr_debug("Error Building set MBR done command "); |
455a7b238 block: Add Sed-op... |
1554 1555 1556 1557 1558 |
return err; } return finalize_and_send(dev, parse_and_check_status); } |
a9b25b4cf block: sed-opal: ... |
1559 1560 1561 1562 1563 1564 1565 1566 |
static int write_shadow_mbr(struct opal_dev *dev, void *data) { struct opal_shadow_mbr *shadow = data; const u8 __user *src; u8 *dst; size_t off = 0; u64 len; int err = 0; |
ff91064ea block: sed-opal: ... |
1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 |
/* do we fit in the available shadow mbr space? */ err = generic_get_table_info(dev, OPAL_MBR, OPAL_TABLE_ROWS); if (err) { pr_debug("MBR: could not get shadow size "); return err; } len = response_get_u64(&dev->parsed, 4); if (shadow->size > len || shadow->offset > len - shadow->size) { pr_debug("MBR: does not fit in shadow (%llu vs. %llu) ", shadow->offset + shadow->size, len); return -ENOSPC; } |
a9b25b4cf block: sed-opal: ... |
1582 1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 |
/* do the actual transmission(s) */ src = (u8 __user *)(uintptr_t)shadow->data; while (off < shadow->size) { err = cmd_start(dev, opaluid[OPAL_MBR], opalmethod[OPAL_SET]); add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, OPAL_WHERE); add_token_u64(&err, dev, shadow->offset + off); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, OPAL_VALUES); /* * The bytestring header is either 1 or 2 bytes, so assume 2. * There also needs to be enough space to accommodate the * trailing OPAL_ENDNAME (1 byte) and tokens added by * cmd_finalize. */ len = min(remaining_size(dev) - (2+1+CMD_FINALIZE_BYTES_NEEDED), (size_t)(shadow->size - off)); pr_debug("MBR: write bytes %zu+%llu/%llu ", off, len, shadow->size); dst = add_bytestring_header(&err, dev, len); if (!dst) break; if (copy_from_user(dst, src + off, len)) err = -EFAULT; dev->pos += len; add_token_u8(&err, dev, OPAL_ENDNAME); if (err) break; err = finalize_and_send(dev, parse_and_check_status); if (err) break; off += len; } |
5cc23ed75 block: sed-opal: ... |
1623 |
|
a9b25b4cf block: sed-opal: ... |
1624 1625 |
return err; } |
455a7b238 block: Add Sed-op... |
1626 1627 1628 |
static int generic_pw_cmd(u8 *key, size_t key_len, u8 *cpin_uid, struct opal_dev *dev) { |
e8b292245 block: sed-opal: ... |
1629 |
int err; |
455a7b238 block: Add Sed-op... |
1630 |
|
e8b292245 block: sed-opal: ... |
1631 |
err = cmd_start(dev, cpin_uid, opalmethod[OPAL_SET]); |
455a7b238 block: Add Sed-op... |
1632 |
|
455a7b238 block: Add Sed-op... |
1633 1634 1635 1636 |
add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, OPAL_VALUES); add_token_u8(&err, dev, OPAL_STARTLIST); add_token_u8(&err, dev, OPAL_STARTNAME); |
372be4084 block: sed-opal: ... |
1637 |
add_token_u8(&err, dev, OPAL_PIN); |
455a7b238 block: Add Sed-op... |
1638 1639 1640 1641 |
add_token_bytestring(&err, dev, key, key_len); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_ENDLIST); add_token_u8(&err, dev, OPAL_ENDNAME); |
455a7b238 block: Add Sed-op... |
1642 1643 1644 |
return err; } |
eed64951f block/sed: Embed ... |
1645 |
static int set_new_pw(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1646 1647 |
{ u8 cpin_uid[OPAL_UID_LENGTH]; |
eed64951f block/sed: Embed ... |
1648 |
struct opal_session_info *usr = data; |
455a7b238 block: Add Sed-op... |
1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 |
memcpy(cpin_uid, opaluid[OPAL_C_PIN_ADMIN1], OPAL_UID_LENGTH); if (usr->who != OPAL_ADMIN1) { cpin_uid[5] = 0x03; if (usr->sum) cpin_uid[7] = usr->opal_key.lr + 1; else cpin_uid[7] = usr->who; } if (generic_pw_cmd(usr->opal_key.key, usr->opal_key.key_len, cpin_uid, dev)) { |
591c59d18 block: sed-opal: ... |
1662 1663 |
pr_debug("Error building set password command. "); |
455a7b238 block: Add Sed-op... |
1664 1665 1666 1667 1668 |
return -ERANGE; } return finalize_and_send(dev, parse_and_check_status); } |
eed64951f block/sed: Embed ... |
1669 |
static int set_sid_cpin_pin(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1670 1671 |
{ u8 cpin_uid[OPAL_UID_LENGTH]; |
eed64951f block/sed: Embed ... |
1672 |
struct opal_key *key = data; |
455a7b238 block: Add Sed-op... |
1673 1674 1675 1676 |
memcpy(cpin_uid, opaluid[OPAL_C_PIN_SID], OPAL_UID_LENGTH); if (generic_pw_cmd(key->key, key->key_len, cpin_uid, dev)) { |
591c59d18 block: sed-opal: ... |
1677 1678 |
pr_debug("Error building Set SID cpin "); |
455a7b238 block: Add Sed-op... |
1679 1680 1681 1682 |
return -ERANGE; } return finalize_and_send(dev, parse_and_check_status); } |
eed64951f block/sed: Embed ... |
1683 |
static int add_user_to_lr(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1684 1685 1686 |
{ u8 lr_buffer[OPAL_UID_LENGTH]; u8 user_uid[OPAL_UID_LENGTH]; |
eed64951f block/sed: Embed ... |
1687 |
struct opal_lock_unlock *lkul = data; |
e8b292245 block: sed-opal: ... |
1688 |
int err; |
455a7b238 block: Add Sed-op... |
1689 |
|
455a7b238 block: Add Sed-op... |
1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 |
memcpy(lr_buffer, opaluid[OPAL_LOCKINGRANGE_ACE_RDLOCKED], OPAL_UID_LENGTH); if (lkul->l_state == OPAL_RW) memcpy(lr_buffer, opaluid[OPAL_LOCKINGRANGE_ACE_WRLOCKED], OPAL_UID_LENGTH); lr_buffer[7] = lkul->session.opal_key.lr; memcpy(user_uid, opaluid[OPAL_USER1_UID], OPAL_UID_LENGTH); user_uid[7] = lkul->session.who; |
e8b292245 block: sed-opal: ... |
1702 |
err = cmd_start(dev, lr_buffer, opalmethod[OPAL_SET]); |
455a7b238 block: Add Sed-op... |
1703 |
|
455a7b238 block: Add Sed-op... |
1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 |
add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, OPAL_VALUES); add_token_u8(&err, dev, OPAL_STARTLIST); add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, 3); add_token_u8(&err, dev, OPAL_STARTLIST); add_token_u8(&err, dev, OPAL_STARTNAME); add_token_bytestring(&err, dev, opaluid[OPAL_HALF_UID_AUTHORITY_OBJ_REF], OPAL_UID_LENGTH/2); add_token_bytestring(&err, dev, user_uid, OPAL_UID_LENGTH); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_STARTNAME); add_token_bytestring(&err, dev, opaluid[OPAL_HALF_UID_AUTHORITY_OBJ_REF], OPAL_UID_LENGTH/2); add_token_bytestring(&err, dev, user_uid, OPAL_UID_LENGTH); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_STARTNAME); add_token_bytestring(&err, dev, opaluid[OPAL_HALF_UID_BOOLEAN_ACE], OPAL_UID_LENGTH/2); add_token_u8(&err, dev, 1); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_ENDLIST); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_ENDLIST); add_token_u8(&err, dev, OPAL_ENDNAME); |
455a7b238 block: Add Sed-op... |
1741 1742 |
if (err) { |
591c59d18 block: sed-opal: ... |
1743 1744 |
pr_debug("Error building add user to locking range command. "); |
455a7b238 block: Add Sed-op... |
1745 1746 1747 1748 1749 |
return err; } return finalize_and_send(dev, parse_and_check_status); } |
eed64951f block/sed: Embed ... |
1750 |
static int lock_unlock_locking_range(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1751 1752 |
{ u8 lr_buffer[OPAL_UID_LENGTH]; |
eed64951f block/sed: Embed ... |
1753 |
struct opal_lock_unlock *lkul = data; |
455a7b238 block: Add Sed-op... |
1754 1755 |
u8 read_locked = 1, write_locked = 1; int err = 0; |
455a7b238 block: Add Sed-op... |
1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 |
if (build_locking_range(lr_buffer, sizeof(lr_buffer), lkul->session.opal_key.lr) < 0) return -ERANGE; switch (lkul->l_state) { case OPAL_RO: read_locked = 0; write_locked = 1; break; case OPAL_RW: read_locked = 0; write_locked = 0; break; case OPAL_LK: |
1e815b33c block: sed-opal: ... |
1770 |
/* vars are initialized to locked */ |
455a7b238 block: Add Sed-op... |
1771 1772 |
break; default: |
591c59d18 block: sed-opal: ... |
1773 1774 |
pr_debug("Tried to set an invalid locking state... returning to uland "); |
455a7b238 block: Add Sed-op... |
1775 1776 |
return OPAL_INVAL_PARAM; } |
e8b292245 block: sed-opal: ... |
1777 |
err = cmd_start(dev, lr_buffer, opalmethod[OPAL_SET]); |
455a7b238 block: Add Sed-op... |
1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 |
add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, OPAL_VALUES); add_token_u8(&err, dev, OPAL_STARTLIST); add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, OPAL_READLOCKED); add_token_u8(&err, dev, read_locked); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, OPAL_WRITELOCKED); add_token_u8(&err, dev, write_locked); add_token_u8(&err, dev, OPAL_ENDNAME); add_token_u8(&err, dev, OPAL_ENDLIST); add_token_u8(&err, dev, OPAL_ENDNAME); |
455a7b238 block: Add Sed-op... |
1794 1795 |
if (err) { |
591c59d18 block: sed-opal: ... |
1796 1797 |
pr_debug("Error building SET command. "); |
455a7b238 block: Add Sed-op... |
1798 1799 |
return err; } |
5cc23ed75 block: sed-opal: ... |
1800 |
|
455a7b238 block: Add Sed-op... |
1801 1802 |
return finalize_and_send(dev, parse_and_check_status); } |
eed64951f block/sed: Embed ... |
1803 |
static int lock_unlock_locking_range_sum(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1804 1805 1806 |
{ u8 lr_buffer[OPAL_UID_LENGTH]; u8 read_locked = 1, write_locked = 1; |
eed64951f block/sed: Embed ... |
1807 |
struct opal_lock_unlock *lkul = data; |
455a7b238 block: Add Sed-op... |
1808 1809 1810 1811 |
int ret; clear_opal_cmd(dev); set_comid(dev, dev->comid); |
455a7b238 block: Add Sed-op... |
1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 |
if (build_locking_range(lr_buffer, sizeof(lr_buffer), lkul->session.opal_key.lr) < 0) return -ERANGE; switch (lkul->l_state) { case OPAL_RO: read_locked = 0; write_locked = 1; break; case OPAL_RW: read_locked = 0; write_locked = 0; break; case OPAL_LK: |
1e815b33c block: sed-opal: ... |
1826 |
/* vars are initialized to locked */ |
455a7b238 block: Add Sed-op... |
1827 1828 |
break; default: |
591c59d18 block: sed-opal: ... |
1829 1830 |
pr_debug("Tried to set an invalid locking state. "); |
455a7b238 block: Add Sed-op... |
1831 1832 1833 1834 1835 1836 |
return OPAL_INVAL_PARAM; } ret = generic_lr_enable_disable(dev, lr_buffer, 1, 1, read_locked, write_locked); if (ret < 0) { |
591c59d18 block: sed-opal: ... |
1837 1838 |
pr_debug("Error building SET command. "); |
455a7b238 block: Add Sed-op... |
1839 1840 |
return ret; } |
5cc23ed75 block: sed-opal: ... |
1841 |
|
455a7b238 block: Add Sed-op... |
1842 1843 |
return finalize_and_send(dev, parse_and_check_status); } |
eed64951f block/sed: Embed ... |
1844 |
static int activate_lsp(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1845 |
{ |
eed64951f block/sed: Embed ... |
1846 |
struct opal_lr_act *opal_act = data; |
455a7b238 block: Add Sed-op... |
1847 1848 |
u8 user_lr[OPAL_UID_LENGTH]; u8 uint_3 = 0x83; |
e8b292245 block: sed-opal: ... |
1849 |
int err, i; |
455a7b238 block: Add Sed-op... |
1850 |
|
e8b292245 block: sed-opal: ... |
1851 1852 |
err = cmd_start(dev, opaluid[OPAL_LOCKINGSP_UID], opalmethod[OPAL_ACTIVATE]); |
455a7b238 block: Add Sed-op... |
1853 1854 1855 1856 1857 1858 |
if (opal_act->sum) { err = build_locking_range(user_lr, sizeof(user_lr), opal_act->lr[0]); if (err) return err; |
455a7b238 block: Add Sed-op... |
1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 |
add_token_u8(&err, dev, OPAL_STARTNAME); add_token_u8(&err, dev, uint_3); add_token_u8(&err, dev, 6); add_token_u8(&err, dev, 0); add_token_u8(&err, dev, 0); add_token_u8(&err, dev, OPAL_STARTLIST); add_token_bytestring(&err, dev, user_lr, OPAL_UID_LENGTH); for (i = 1; i < opal_act->num_lrs; i++) { user_lr[7] = opal_act->lr[i]; add_token_bytestring(&err, dev, user_lr, OPAL_UID_LENGTH); } add_token_u8(&err, dev, OPAL_ENDLIST); add_token_u8(&err, dev, OPAL_ENDNAME); |
455a7b238 block: Add Sed-op... |
1873 1874 1875 |
} if (err) { |
591c59d18 block: sed-opal: ... |
1876 1877 |
pr_debug("Error building Activate LockingSP command. "); |
455a7b238 block: Add Sed-op... |
1878 1879 1880 1881 1882 |
return err; } return finalize_and_send(dev, parse_and_check_status); } |
3fff234b8 block: sed-opal: ... |
1883 1884 |
/* Determine if we're in the Manufactured Inactive or Active state */ static int get_lsp_lifecycle(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1885 1886 |
{ u8 lc_status; |
3fff234b8 block: sed-opal: ... |
1887 |
int err; |
455a7b238 block: Add Sed-op... |
1888 |
|
3fff234b8 block: sed-opal: ... |
1889 1890 1891 1892 |
err = generic_get_column(dev, opaluid[OPAL_LOCKINGSP_UID], OPAL_LIFECYCLE); if (err) return err; |
455a7b238 block: Add Sed-op... |
1893 1894 |
lc_status = response_get_u64(&dev->parsed, 4); |
1e815b33c block: sed-opal: ... |
1895 |
/* 0x08 is Manufactured Inactive */ |
455a7b238 block: Add Sed-op... |
1896 1897 |
/* 0x09 is Manufactured */ if (lc_status != OPAL_MANUFACTURED_INACTIVE) { |
591c59d18 block: sed-opal: ... |
1898 1899 |
pr_debug("Couldn't determine the status of the Lifecycle state "); |
455a7b238 block: Add Sed-op... |
1900 1901 1902 1903 1904 |
return -ENODEV; } return 0; } |
3fff234b8 block: sed-opal: ... |
1905 |
static int get_msid_cpin_pin(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1906 1907 1908 |
{ const char *msid_pin; size_t strlen; |
3fff234b8 block: sed-opal: ... |
1909 |
int err; |
455a7b238 block: Add Sed-op... |
1910 |
|
3fff234b8 block: sed-opal: ... |
1911 1912 1913 |
err = generic_get_column(dev, opaluid[OPAL_C_PIN_MSID], OPAL_PIN); if (err) return err; |
455a7b238 block: Add Sed-op... |
1914 1915 1916 |
strlen = response_get_string(&dev->parsed, 4, &msid_pin); if (!msid_pin) { |
3fff234b8 block: sed-opal: ... |
1917 1918 |
pr_debug("Couldn't extract MSID_CPIN from response "); |
455a7b238 block: Add Sed-op... |
1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 |
return OPAL_INVAL_PARAM; } dev->prev_data = kmemdup(msid_pin, strlen, GFP_KERNEL); if (!dev->prev_data) return -ENOMEM; dev->prev_d_len = strlen; return 0; } |
eed64951f block/sed: Embed ... |
1930 |
static int end_opal_session(struct opal_dev *dev, void *data) |
455a7b238 block: Add Sed-op... |
1931 1932 1933 1934 |
{ int err = 0; clear_opal_cmd(dev); |
455a7b238 block: Add Sed-op... |
1935 1936 |
set_comid(dev, dev->comid); add_token_u8(&err, dev, OPAL_ENDOFSESSION); |
455a7b238 block: Add Sed-op... |
1937 |
|
eed64951f block/sed: Embed ... |
1938 1939 |
if (err < 0) return err; |
5cc23ed75 block: sed-opal: ... |
1940 |
|
455a7b238 block: Add Sed-op... |
1941 1942 1943 1944 1945 |
return finalize_and_send(dev, end_session_cont); } static int end_opal_session_error(struct opal_dev *dev) { |
0af2648ec block: sed-opal: ... |
1946 1947 |
const struct opal_step error_end_session = { end_opal_session, |
455a7b238 block: Add Sed-op... |
1948 |
}; |
5cc23ed75 block: sed-opal: ... |
1949 |
|
0af2648ec block: sed-opal: ... |
1950 |
return execute_step(dev, &error_end_session, 0); |
455a7b238 block: Add Sed-op... |
1951 |
} |
3db87236c block: sed-opal: ... |
1952 |
static inline void setup_opal_dev(struct opal_dev *dev) |
455a7b238 block: Add Sed-op... |
1953 |
{ |
455a7b238 block: Add Sed-op... |
1954 1955 |
dev->tsn = 0; dev->hsn = 0; |
455a7b238 block: Add Sed-op... |
1956 1957 1958 1959 1960 |
dev->prev_data = NULL; } static int check_opal_support(struct opal_dev *dev) { |
455a7b238 block: Add Sed-op... |
1961 1962 1963 |
int ret; mutex_lock(&dev->dev_lock); |
3db87236c block: sed-opal: ... |
1964 |
setup_opal_dev(dev); |
0af2648ec block: sed-opal: ... |
1965 |
ret = opal_discovery0_step(dev); |
455a7b238 block: Add Sed-op... |
1966 1967 |
dev->supported = !ret; mutex_unlock(&dev->dev_lock); |
5cc23ed75 block: sed-opal: ... |
1968 |
|
455a7b238 block: Add Sed-op... |
1969 1970 |
return ret; } |
7d6d15789 block/sed-opal: I... |
1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 |
static void clean_opal_dev(struct opal_dev *dev) { struct opal_suspend_data *suspend, *next; mutex_lock(&dev->dev_lock); list_for_each_entry_safe(suspend, next, &dev->unlk_lst, node) { list_del(&suspend->node); kfree(suspend); } mutex_unlock(&dev->dev_lock); } void free_opal_dev(struct opal_dev *dev) { if (!dev) return; |
5cc23ed75 block: sed-opal: ... |
1988 |
|
7d6d15789 block/sed-opal: I... |
1989 1990 1991 1992 |
clean_opal_dev(dev); kfree(dev); } EXPORT_SYMBOL(free_opal_dev); |
4f1244c82 block/sed-opal: a... |
1993 |
struct opal_dev *init_opal_dev(void *data, sec_send_recv *send_recv) |
455a7b238 block: Add Sed-op... |
1994 |
{ |
4f1244c82 block/sed-opal: a... |
1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 |
struct opal_dev *dev; dev = kmalloc(sizeof(*dev), GFP_KERNEL); if (!dev) return NULL; INIT_LIST_HEAD(&dev->unlk_lst); mutex_init(&dev->dev_lock); dev->data = data; dev->send_recv = send_recv; if (check_opal_support(dev) != 0) { |
f5b37b7c2 block/sed-opal: t... |
2006 2007 |
pr_debug("Opal is not supported on this device "); |
4f1244c82 block/sed-opal: a... |
2008 2009 2010 |
kfree(dev); return NULL; } |
5cc23ed75 block: sed-opal: ... |
2011 |
|
4f1244c82 block/sed-opal: a... |
2012 |
return dev; |
455a7b238 block: Add Sed-op... |
2013 2014 2015 2016 2017 2018 |
} EXPORT_SYMBOL(init_opal_dev); static int opal_secure_erase_locking_range(struct opal_dev *dev, struct opal_session_info *opal_session) { |
eed64951f block/sed: Embed ... |
2019 |
const struct opal_step erase_steps[] = { |
eed64951f block/sed: Embed ... |
2020 2021 2022 |
{ start_auth_opal_session, opal_session }, { get_active_key, &opal_session->opal_key.lr }, { gen_key, }, |
3db87236c block: sed-opal: ... |
2023 |
{ end_opal_session, } |
455a7b238 block: Add Sed-op... |
2024 2025 2026 2027 |
}; int ret; mutex_lock(&dev->dev_lock); |
3db87236c block: sed-opal: ... |
2028 |
setup_opal_dev(dev); |
a80f36cc6 block: sed-opal: ... |
2029 |
ret = execute_steps(dev, erase_steps, ARRAY_SIZE(erase_steps)); |
455a7b238 block: Add Sed-op... |
2030 |
mutex_unlock(&dev->dev_lock); |
5cc23ed75 block: sed-opal: ... |
2031 |
|
455a7b238 block: Add Sed-op... |
2032 2033 2034 2035 2036 2037 |
return ret; } static int opal_erase_locking_range(struct opal_dev *dev, struct opal_session_info *opal_session) { |
eed64951f block/sed: Embed ... |
2038 |
const struct opal_step erase_steps[] = { |
eed64951f block/sed: Embed ... |
2039 2040 |
{ start_auth_opal_session, opal_session }, { erase_locking_range, opal_session }, |
3db87236c block: sed-opal: ... |
2041 |
{ end_opal_session, } |
455a7b238 block: Add Sed-op... |
2042 2043 2044 2045 |
}; int ret; mutex_lock(&dev->dev_lock); |
3db87236c block: sed-opal: ... |
2046 |
setup_opal_dev(dev); |
a80f36cc6 block: sed-opal: ... |
2047 |
ret = execute_steps(dev, erase_steps, ARRAY_SIZE(erase_steps)); |
455a7b238 block: Add Sed-op... |
2048 |
mutex_unlock(&dev->dev_lock); |
5cc23ed75 block: sed-opal: ... |
2049 |
|
455a7b238 block: Add Sed-op... |
2050 2051 2052 2053 2054 2055 |
return ret; } static int opal_enable_disable_shadow_mbr(struct opal_dev *dev, struct opal_mbr_data *opal_mbr) { |
78bf47353 block: sed-opal: ... |
2056 2057 |
u8 enable_disable = opal_mbr->enable_disable == OPAL_MBR_ENABLE ? OPAL_TRUE : OPAL_FALSE; |
eed64951f block/sed: Embed ... |
2058 |
const struct opal_step mbr_steps[] = { |
eed64951f block/sed: Embed ... |
2059 |
{ start_admin1LSP_opal_session, &opal_mbr->key }, |
78bf47353 block: sed-opal: ... |
2060 |
{ set_mbr_done, &enable_disable }, |
eed64951f block/sed: Embed ... |
2061 2062 |
{ end_opal_session, }, { start_admin1LSP_opal_session, &opal_mbr->key }, |
78bf47353 block: sed-opal: ... |
2063 |
{ set_mbr_enable_disable, &enable_disable }, |
3db87236c block: sed-opal: ... |
2064 |
{ end_opal_session, } |
455a7b238 block: Add Sed-op... |
2065 2066 2067 2068 2069 2070 2071 2072 |
}; int ret; if (opal_mbr->enable_disable != OPAL_MBR_ENABLE && opal_mbr->enable_disable != OPAL_MBR_DISABLE) return -EINVAL; mutex_lock(&dev->dev_lock); |
3db87236c block: sed-opal: ... |
2073 |
setup_opal_dev(dev); |
a80f36cc6 block: sed-opal: ... |
2074 |
ret = execute_steps(dev, mbr_steps, ARRAY_SIZE(mbr_steps)); |
455a7b238 block: Add Sed-op... |
2075 |
mutex_unlock(&dev->dev_lock); |
5cc23ed75 block: sed-opal: ... |
2076 |
|
455a7b238 block: Add Sed-op... |
2077 2078 |
return ret; } |
c98884434 block: sed-opal: ... |
2079 2080 2081 2082 2083 2084 2085 2086 2087 2088 2089 2090 2091 2092 2093 2094 2095 2096 2097 2098 2099 |
static int opal_set_mbr_done(struct opal_dev *dev, struct opal_mbr_done *mbr_done) { u8 mbr_done_tf = mbr_done->done_flag == OPAL_MBR_DONE ? OPAL_TRUE : OPAL_FALSE; const struct opal_step mbr_steps[] = { { start_admin1LSP_opal_session, &mbr_done->key }, { set_mbr_done, &mbr_done_tf }, { end_opal_session, } }; int ret; if (mbr_done->done_flag != OPAL_MBR_DONE && mbr_done->done_flag != OPAL_MBR_NOT_DONE) return -EINVAL; mutex_lock(&dev->dev_lock); setup_opal_dev(dev); ret = execute_steps(dev, mbr_steps, ARRAY_SIZE(mbr_steps)); mutex_unlock(&dev->dev_lock); |
5cc23ed75 block: sed-opal: ... |
2100 |
|
c98884434 block: sed-opal: ... |
2101 2102 |
return ret; } |
a9b25b4cf block: sed-opal: ... |
2103 2104 2105 2106 2107 2108 2109 2110 2111 2112 2113 2114 2115 2116 2117 2118 2119 |
static int opal_write_shadow_mbr(struct opal_dev *dev, struct opal_shadow_mbr *info) { const struct opal_step mbr_steps[] = { { start_admin1LSP_opal_session, &info->key }, { write_shadow_mbr, info }, { end_opal_session, } }; int ret; if (info->size == 0) return 0; mutex_lock(&dev->dev_lock); setup_opal_dev(dev); ret = execute_steps(dev, mbr_steps, ARRAY_SIZE(mbr_steps)); mutex_unlock(&dev->dev_lock); |
5cc23ed75 block: sed-opal: ... |
2120 |
|
a9b25b4cf block: sed-opal: ... |
2121 2122 |
return ret; } |
455a7b238 block: Add Sed-op... |
2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134 |
static int opal_save(struct opal_dev *dev, struct opal_lock_unlock *lk_unlk) { struct opal_suspend_data *suspend; suspend = kzalloc(sizeof(*suspend), GFP_KERNEL); if (!suspend) return -ENOMEM; suspend->unlk = *lk_unlk; suspend->lr = lk_unlk->session.opal_key.lr; mutex_lock(&dev->dev_lock); |
3db87236c block: sed-opal: ... |
2135 |
setup_opal_dev(dev); |
455a7b238 block: Add Sed-op... |
2136 2137 |
add_suspend_info(dev, suspend); mutex_unlock(&dev->dev_lock); |
5cc23ed75 block: sed-opal: ... |
2138 |
|
455a7b238 block: Add Sed-op... |
2139 2140 2141 2142 2143 2144 |
return 0; } static int opal_add_user_to_lr(struct opal_dev *dev, struct opal_lock_unlock *lk_unlk) { |
eed64951f block/sed: Embed ... |
2145 |
const struct opal_step steps[] = { |
eed64951f block/sed: Embed ... |
2146 2147 |
{ start_admin1LSP_opal_session, &lk_unlk->session.opal_key }, { add_user_to_lr, lk_unlk }, |
3db87236c block: sed-opal: ... |
2148 |
{ end_opal_session, } |
455a7b238 block: Add Sed-op... |
2149 2150 2151 2152 2153 |
}; int ret; if (lk_unlk->l_state != OPAL_RO && lk_unlk->l_state != OPAL_RW) { |
591c59d18 block: sed-opal: ... |
2154 2155 |
pr_debug("Locking state was not RO or RW "); |
455a7b238 block: Add Sed-op... |
2156 2157 |
return -EINVAL; } |
5cc23ed75 block: sed-opal: ... |
2158 |
|
b0bfdfc2b block/sed: Fix op... |
2159 |
if (lk_unlk->session.who < OPAL_USER1 || |
455a7b238 block: Add Sed-op... |
2160 |
lk_unlk->session.who > OPAL_USER9) { |
591c59d18 block: sed-opal: ... |
2161 2162 2163 |
pr_debug("Authority was not within the range of users: %d ", lk_unlk->session.who); |
455a7b238 block: Add Sed-op... |
2164 2165 |
return -EINVAL; } |
5cc23ed75 block: sed-opal: ... |
2166 |
|
455a7b238 block: Add Sed-op... |
2167 |
if (lk_unlk->session.sum) { |
591c59d18 block: sed-opal: ... |
2168 2169 2170 |
pr_debug("%s not supported in sum. Use setup locking range ", __func__); |
455a7b238 block: Add Sed-op... |
2171 2172 2173 2174 |
return -EINVAL; } mutex_lock(&dev->dev_lock); |
3db87236c block: sed-opal: ... |
2175 |
setup_opal_dev(dev); |
a80f36cc6 block: sed-opal: ... |
2176 |
ret = execute_steps(dev, steps, ARRAY_SIZE(steps)); |
455a7b238 block: Add Sed-op... |
2177 |
mutex_unlock(&dev->dev_lock); |
5cc23ed75 block: sed-opal: ... |
2178 |
|
455a7b238 block: Add Sed-op... |
2179 2180 |
return ret; } |
5e4c7cf60 block: sed-opal: ... |
2181 |
static int opal_reverttper(struct opal_dev *dev, struct opal_key *opal, bool psid) |
455a7b238 block: Add Sed-op... |
2182 |
{ |
5e4c7cf60 block: sed-opal: ... |
2183 |
/* controller will terminate session */ |
eed64951f block/sed: Embed ... |
2184 |
const struct opal_step revert_steps[] = { |
eed64951f block/sed: Embed ... |
2185 |
{ start_SIDASP_opal_session, opal }, |
5e4c7cf60 block: sed-opal: ... |
2186 |
{ revert_tper, } |
455a7b238 block: Add Sed-op... |
2187 |
}; |
5e4c7cf60 block: sed-opal: ... |
2188 2189 2190 2191 |
const struct opal_step psid_revert_steps[] = { { start_PSID_opal_session, opal }, { revert_tper, } }; |
455a7b238 block: Add Sed-op... |
2192 2193 2194 |
int ret; mutex_lock(&dev->dev_lock); |
3db87236c block: sed-opal: ... |
2195 |
setup_opal_dev(dev); |
5e4c7cf60 block: sed-opal: ... |
2196 2197 2198 2199 2200 2201 |
if (psid) ret = execute_steps(dev, psid_revert_steps, ARRAY_SIZE(psid_revert_steps)); else ret = execute_steps(dev, revert_steps, ARRAY_SIZE(revert_steps)); |
455a7b238 block: Add Sed-op... |
2202 |
mutex_unlock(&dev->dev_lock); |
7d6d15789 block/sed-opal: I... |
2203 2204 2205 2206 2207 2208 2209 |
/* * If we successfully reverted lets clean * any saved locking ranges. */ if (!ret) clean_opal_dev(dev); |
455a7b238 block: Add Sed-op... |
2210 2211 |
return ret; } |
eed64951f block/sed: Embed ... |
2212 2213 |
static int __opal_lock_unlock(struct opal_dev *dev, struct opal_lock_unlock *lk_unlk) |
455a7b238 block: Add Sed-op... |
2214 |
{ |
eed64951f block/sed: Embed ... |
2215 |
const struct opal_step unlock_steps[] = { |
eed64951f block/sed: Embed ... |
2216 2217 |
{ start_auth_opal_session, &lk_unlk->session }, { lock_unlock_locking_range, lk_unlk }, |
3db87236c block: sed-opal: ... |
2218 |
{ end_opal_session, } |
455a7b238 block: Add Sed-op... |
2219 |
}; |
eed64951f block/sed: Embed ... |
2220 |
const struct opal_step unlock_sum_steps[] = { |
eed64951f block/sed: Embed ... |
2221 2222 |
{ start_auth_opal_session, &lk_unlk->session }, { lock_unlock_locking_range_sum, lk_unlk }, |
3db87236c block: sed-opal: ... |
2223 |
{ end_opal_session, } |
455a7b238 block: Add Sed-op... |
2224 |
}; |
3db87236c block: sed-opal: ... |
2225 |
if (lk_unlk->session.sum) |
a80f36cc6 block: sed-opal: ... |
2226 2227 |
return execute_steps(dev, unlock_sum_steps, ARRAY_SIZE(unlock_sum_steps)); |
3db87236c block: sed-opal: ... |
2228 |
else |
a80f36cc6 block: sed-opal: ... |
2229 2230 |
return execute_steps(dev, unlock_steps, ARRAY_SIZE(unlock_steps)); |
455a7b238 block: Add Sed-op... |
2231 |
} |
dbec491b1 block: sed-opal: ... |
2232 2233 |
static int __opal_set_mbr_done(struct opal_dev *dev, struct opal_key *key) { |
78bf47353 block: sed-opal: ... |
2234 |
u8 mbr_done_tf = OPAL_TRUE; |
1e815b33c block: sed-opal: ... |
2235 |
const struct opal_step mbrdone_step[] = { |
dbec491b1 block: sed-opal: ... |
2236 2237 |
{ start_admin1LSP_opal_session, key }, { set_mbr_done, &mbr_done_tf }, |
3db87236c block: sed-opal: ... |
2238 |
{ end_opal_session, } |
dbec491b1 block: sed-opal: ... |
2239 |
}; |
a80f36cc6 block: sed-opal: ... |
2240 |
return execute_steps(dev, mbrdone_step, ARRAY_SIZE(mbrdone_step)); |
dbec491b1 block: sed-opal: ... |
2241 |
} |
eed64951f block/sed: Embed ... |
2242 2243 |
static int opal_lock_unlock(struct opal_dev *dev, struct opal_lock_unlock *lk_unlk) |
455a7b238 block: Add Sed-op... |
2244 |
{ |
455a7b238 block: Add Sed-op... |
2245 |
int ret; |
15ddffcb3 block: sed-opal: ... |
2246 |
if (lk_unlk->session.who > OPAL_USER9) |
455a7b238 block: Add Sed-op... |
2247 2248 2249 |
return -EINVAL; mutex_lock(&dev->dev_lock); |
eed64951f block/sed: Embed ... |
2250 |
ret = __opal_lock_unlock(dev, lk_unlk); |
455a7b238 block: Add Sed-op... |
2251 |
mutex_unlock(&dev->dev_lock); |
5cc23ed75 block: sed-opal: ... |
2252 |
|
455a7b238 block: Add Sed-op... |
2253 2254 2255 2256 2257 |
return ret; } static int opal_take_ownership(struct opal_dev *dev, struct opal_key *opal) { |
eed64951f block/sed: Embed ... |
2258 |
const struct opal_step owner_steps[] = { |
eed64951f block/sed: Embed ... |
2259 2260 2261 2262 2263 |
{ start_anybodyASP_opal_session, }, { get_msid_cpin_pin, }, { end_opal_session, }, { start_SIDASP_opal_session, opal }, { set_sid_cpin_pin, opal }, |
3db87236c block: sed-opal: ... |
2264 |
{ end_opal_session, } |
455a7b238 block: Add Sed-op... |
2265 |
}; |
455a7b238 block: Add Sed-op... |
2266 2267 2268 2269 2270 2271 |
int ret; if (!dev) return -ENODEV; mutex_lock(&dev->dev_lock); |
3db87236c block: sed-opal: ... |
2272 |
setup_opal_dev(dev); |
a80f36cc6 block: sed-opal: ... |
2273 |
ret = execute_steps(dev, owner_steps, ARRAY_SIZE(owner_steps)); |
455a7b238 block: Add Sed-op... |
2274 |
mutex_unlock(&dev->dev_lock); |
5cc23ed75 block: sed-opal: ... |
2275 |
|
455a7b238 block: Add Sed-op... |
2276 2277 |
return ret; } |
1e815b33c block: sed-opal: ... |
2278 2279 |
static int opal_activate_lsp(struct opal_dev *dev, struct opal_lr_act *opal_lr_act) |
455a7b238 block: Add Sed-op... |
2280 |
{ |
eed64951f block/sed: Embed ... |
2281 |
const struct opal_step active_steps[] = { |
eed64951f block/sed: Embed ... |
2282 2283 2284 |
{ start_SIDASP_opal_session, &opal_lr_act->key }, { get_lsp_lifecycle, }, { activate_lsp, opal_lr_act }, |
3db87236c block: sed-opal: ... |
2285 |
{ end_opal_session, } |
455a7b238 block: Add Sed-op... |
2286 2287 2288 2289 2290 2291 2292 |
}; int ret; if (!opal_lr_act->num_lrs || opal_lr_act->num_lrs > OPAL_MAX_LRS) return -EINVAL; mutex_lock(&dev->dev_lock); |
3db87236c block: sed-opal: ... |
2293 |
setup_opal_dev(dev); |
a80f36cc6 block: sed-opal: ... |
2294 |
ret = execute_steps(dev, active_steps, ARRAY_SIZE(active_steps)); |
455a7b238 block: Add Sed-op... |
2295 |
mutex_unlock(&dev->dev_lock); |
5cc23ed75 block: sed-opal: ... |
2296 |
|
455a7b238 block: Add Sed-op... |
2297 2298 2299 2300 2301 2302 |
return ret; } static int opal_setup_locking_range(struct opal_dev *dev, struct opal_user_lr_setup *opal_lrs) { |
eed64951f block/sed: Embed ... |
2303 |
const struct opal_step lr_steps[] = { |
eed64951f block/sed: Embed ... |
2304 2305 |
{ start_auth_opal_session, &opal_lrs->session }, { setup_locking_range, opal_lrs }, |
3db87236c block: sed-opal: ... |
2306 |
{ end_opal_session, } |
455a7b238 block: Add Sed-op... |
2307 2308 2309 2310 |
}; int ret; mutex_lock(&dev->dev_lock); |
3db87236c block: sed-opal: ... |
2311 |
setup_opal_dev(dev); |
a80f36cc6 block: sed-opal: ... |
2312 |
ret = execute_steps(dev, lr_steps, ARRAY_SIZE(lr_steps)); |
455a7b238 block: Add Sed-op... |
2313 |
mutex_unlock(&dev->dev_lock); |
5cc23ed75 block: sed-opal: ... |
2314 |
|
455a7b238 block: Add Sed-op... |
2315 2316 2317 2318 2319 |
return ret; } static int opal_set_new_pw(struct opal_dev *dev, struct opal_new_pw *opal_pw) { |
eed64951f block/sed: Embed ... |
2320 |
const struct opal_step pw_steps[] = { |
eed64951f block/sed: Embed ... |
2321 2322 |
{ start_auth_opal_session, &opal_pw->session }, { set_new_pw, &opal_pw->new_user_pw }, |
3db87236c block: sed-opal: ... |
2323 |
{ end_opal_session, } |
455a7b238 block: Add Sed-op... |
2324 |
}; |
455a7b238 block: Add Sed-op... |
2325 |
int ret; |
15ddffcb3 block: sed-opal: ... |
2326 |
if (opal_pw->session.who > OPAL_USER9 || |
455a7b238 block: Add Sed-op... |
2327 2328 2329 2330 |
opal_pw->new_user_pw.who > OPAL_USER9) return -EINVAL; mutex_lock(&dev->dev_lock); |
3db87236c block: sed-opal: ... |
2331 |
setup_opal_dev(dev); |
a80f36cc6 block: sed-opal: ... |
2332 |
ret = execute_steps(dev, pw_steps, ARRAY_SIZE(pw_steps)); |
455a7b238 block: Add Sed-op... |
2333 |
mutex_unlock(&dev->dev_lock); |
5cc23ed75 block: sed-opal: ... |
2334 |
|
455a7b238 block: Add Sed-op... |
2335 2336 2337 2338 2339 2340 |
return ret; } static int opal_activate_user(struct opal_dev *dev, struct opal_session_info *opal_session) { |
eed64951f block/sed: Embed ... |
2341 |
const struct opal_step act_steps[] = { |
eed64951f block/sed: Embed ... |
2342 2343 |
{ start_admin1LSP_opal_session, &opal_session->opal_key }, { internal_activate_user, opal_session }, |
3db87236c block: sed-opal: ... |
2344 |
{ end_opal_session, } |
455a7b238 block: Add Sed-op... |
2345 |
}; |
455a7b238 block: Add Sed-op... |
2346 2347 2348 |
int ret; /* We can't activate Admin1 it's active as manufactured */ |
b0bfdfc2b block/sed: Fix op... |
2349 |
if (opal_session->who < OPAL_USER1 || |
455a7b238 block: Add Sed-op... |
2350 |
opal_session->who > OPAL_USER9) { |
591c59d18 block: sed-opal: ... |
2351 2352 |
pr_debug("Who was not a valid user: %d ", opal_session->who); |
455a7b238 block: Add Sed-op... |
2353 2354 2355 2356 |
return -EINVAL; } mutex_lock(&dev->dev_lock); |
3db87236c block: sed-opal: ... |
2357 |
setup_opal_dev(dev); |
a80f36cc6 block: sed-opal: ... |
2358 |
ret = execute_steps(dev, act_steps, ARRAY_SIZE(act_steps)); |
455a7b238 block: Add Sed-op... |
2359 |
mutex_unlock(&dev->dev_lock); |
5cc23ed75 block: sed-opal: ... |
2360 |
|
455a7b238 block: Add Sed-op... |
2361 2362 2363 2364 2365 2366 |
return ret; } bool opal_unlock_from_suspend(struct opal_dev *dev) { struct opal_suspend_data *suspend; |
455a7b238 block: Add Sed-op... |
2367 2368 2369 2370 2371 |
bool was_failure = false; int ret = 0; if (!dev) return false; |
5cc23ed75 block: sed-opal: ... |
2372 |
|
455a7b238 block: Add Sed-op... |
2373 2374 2375 2376 |
if (!dev->supported) return false; mutex_lock(&dev->dev_lock); |
3db87236c block: sed-opal: ... |
2377 |
setup_opal_dev(dev); |
455a7b238 block: Add Sed-op... |
2378 2379 |
list_for_each_entry(suspend, &dev->unlk_lst, node) { |
455a7b238 block: Add Sed-op... |
2380 2381 |
dev->tsn = 0; dev->hsn = 0; |
eed64951f block/sed: Embed ... |
2382 |
ret = __opal_lock_unlock(dev, &suspend->unlk); |
455a7b238 block: Add Sed-op... |
2383 |
if (ret) { |
591c59d18 block: sed-opal: ... |
2384 2385 2386 2387 |
pr_debug("Failed to unlock LR %hhu with sum %d ", suspend->unlk.session.opal_key.lr, suspend->unlk.session.sum); |
455a7b238 block: Add Sed-op... |
2388 2389 |
was_failure = true; } |
5cc23ed75 block: sed-opal: ... |
2390 |
|
dbec491b1 block: sed-opal: ... |
2391 2392 2393 2394 2395 2396 |
if (dev->mbr_enabled) { ret = __opal_set_mbr_done(dev, &suspend->unlk.session.opal_key); if (ret) pr_debug("Failed to set MBR Done in S3 resume "); } |
455a7b238 block: Add Sed-op... |
2397 2398 |
} mutex_unlock(&dev->dev_lock); |
5cc23ed75 block: sed-opal: ... |
2399 |
|
455a7b238 block: Add Sed-op... |
2400 2401 2402 |
return was_failure; } EXPORT_SYMBOL(opal_unlock_from_suspend); |
e225c20eb Move stack parame... |
2403 |
int sed_ioctl(struct opal_dev *dev, unsigned int cmd, void __user *arg) |
455a7b238 block: Add Sed-op... |
2404 |
{ |
e225c20eb Move stack parame... |
2405 2406 |
void *p; int ret = -ENOTTY; |
455a7b238 block: Add Sed-op... |
2407 2408 2409 |
if (!capable(CAP_SYS_ADMIN)) return -EACCES; |
4f1244c82 block/sed-opal: a... |
2410 2411 |
if (!dev) return -ENOTSUPP; |
591c59d18 block: sed-opal: ... |
2412 |
if (!dev->supported) |
455a7b238 block: Add Sed-op... |
2413 |
return -ENOTSUPP; |
455a7b238 block: Add Sed-op... |
2414 |
|
eed64951f block/sed: Embed ... |
2415 |
p = memdup_user(arg, _IOC_SIZE(cmd)); |
e225c20eb Move stack parame... |
2416 2417 |
if (IS_ERR(p)) return PTR_ERR(p); |
455a7b238 block: Add Sed-op... |
2418 |
|
e225c20eb Move stack parame... |
2419 2420 2421 2422 2423 2424 2425 2426 2427 2428 2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 |
switch (cmd) { case IOC_OPAL_SAVE: ret = opal_save(dev, p); break; case IOC_OPAL_LOCK_UNLOCK: ret = opal_lock_unlock(dev, p); break; case IOC_OPAL_TAKE_OWNERSHIP: ret = opal_take_ownership(dev, p); break; case IOC_OPAL_ACTIVATE_LSP: ret = opal_activate_lsp(dev, p); break; case IOC_OPAL_SET_PW: ret = opal_set_new_pw(dev, p); break; case IOC_OPAL_ACTIVATE_USR: ret = opal_activate_user(dev, p); break; case IOC_OPAL_REVERT_TPR: |
5e4c7cf60 block: sed-opal: ... |
2439 |
ret = opal_reverttper(dev, p, false); |
e225c20eb Move stack parame... |
2440 2441 2442 2443 2444 2445 2446 2447 2448 2449 |
break; case IOC_OPAL_LR_SETUP: ret = opal_setup_locking_range(dev, p); break; case IOC_OPAL_ADD_USR_TO_LR: ret = opal_add_user_to_lr(dev, p); break; case IOC_OPAL_ENABLE_DISABLE_MBR: ret = opal_enable_disable_shadow_mbr(dev, p); break; |
c98884434 block: sed-opal: ... |
2450 2451 2452 |
case IOC_OPAL_MBR_DONE: ret = opal_set_mbr_done(dev, p); break; |
a9b25b4cf block: sed-opal: ... |
2453 2454 2455 |
case IOC_OPAL_WRITE_SHADOW_MBR: ret = opal_write_shadow_mbr(dev, p); break; |
e225c20eb Move stack parame... |
2456 2457 2458 2459 2460 2461 |
case IOC_OPAL_ERASE_LR: ret = opal_erase_locking_range(dev, p); break; case IOC_OPAL_SECURE_ERASE_LR: ret = opal_secure_erase_locking_range(dev, p); break; |
5e4c7cf60 block: sed-opal: ... |
2462 2463 2464 |
case IOC_OPAL_PSID_REVERT_TPR: ret = opal_reverttper(dev, p, true); break; |
455a7b238 block: Add Sed-op... |
2465 |
default: |
591c59d18 block: sed-opal: ... |
2466 |
break; |
455a7b238 block: Add Sed-op... |
2467 |
} |
e225c20eb Move stack parame... |
2468 2469 2470 |
kfree(p); return ret; |
455a7b238 block: Add Sed-op... |
2471 2472 |
} EXPORT_SYMBOL_GPL(sed_ioctl); |