| 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Module Name: hwgpe - Low level GPE enable/disable/clear functions |
| 4 | * |
| 5 | *****************************************************************************/ |
| 6 | |
| 7 | /* |
| 8 | * Copyright (C) 2000 - 2016, Intel Corp. |
| 9 | * All rights reserved. |
| 10 | * |
| 11 | * Redistribution and use in source and binary forms, with or without |
| 12 | * modification, are permitted provided that the following conditions |
| 13 | * are met: |
| 14 | * 1. Redistributions of source code must retain the above copyright |
| 15 | * notice, this list of conditions, and the following disclaimer, |
| 16 | * without modification. |
| 17 | * 2. Redistributions in binary form must reproduce at minimum a disclaimer |
| 18 | * substantially similar to the "NO WARRANTY" disclaimer below |
| 19 | * ("Disclaimer") and any redistribution must be conditioned upon |
| 20 | * including a substantially similar Disclaimer requirement for further |
| 21 | * binary redistribution. |
| 22 | * 3. Neither the names of the above-listed copyright holders nor the names |
| 23 | * of any contributors may be used to endorse or promote products derived |
| 24 | * from this software without specific prior written permission. |
| 25 | * |
| 26 | * Alternatively, this software may be distributed under the terms of the |
| 27 | * GNU General Public License ("GPL") version 2 as published by the Free |
| 28 | * Software Foundation. |
| 29 | * |
| 30 | * NO WARRANTY |
| 31 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 32 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 33 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR |
| 34 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 35 | * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 36 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 37 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 38 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| 39 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
| 40 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 41 | * POSSIBILITY OF SUCH DAMAGES. |
| 42 | */ |
| 43 | |
| 44 | #include "acpi.h" |
| 45 | #include "accommon.h" |
| 46 | #include "acevents.h" |
| 47 | |
| 48 | #define _COMPONENT ACPI_HARDWARE |
| 49 | ACPI_MODULE_NAME ("hwgpe" ) |
| 50 | |
| 51 | #if (!ACPI_REDUCED_HARDWARE) /* Entire module */ |
| 52 | |
| 53 | /* Local prototypes */ |
| 54 | |
| 55 | static ACPI_STATUS |
| 56 | AcpiHwEnableWakeupGpeBlock ( |
| 57 | ACPI_GPE_XRUPT_INFO *GpeXruptInfo, |
| 58 | ACPI_GPE_BLOCK_INFO *GpeBlock, |
| 59 | void *Context); |
| 60 | |
| 61 | static ACPI_STATUS |
| 62 | AcpiHwGpeEnableWrite ( |
| 63 | UINT8 EnableMask, |
| 64 | ACPI_GPE_REGISTER_INFO *GpeRegisterInfo); |
| 65 | |
| 66 | |
| 67 | /****************************************************************************** |
| 68 | * |
| 69 | * FUNCTION: AcpiHwGetGpeRegisterBit |
| 70 | * |
| 71 | * PARAMETERS: GpeEventInfo - Info block for the GPE |
| 72 | * |
| 73 | * RETURN: Register mask with a one in the GPE bit position |
| 74 | * |
| 75 | * DESCRIPTION: Compute the register mask for this GPE. One bit is set in the |
| 76 | * correct position for the input GPE. |
| 77 | * |
| 78 | ******************************************************************************/ |
| 79 | |
| 80 | UINT32 |
| 81 | AcpiHwGetGpeRegisterBit ( |
| 82 | ACPI_GPE_EVENT_INFO *GpeEventInfo) |
| 83 | { |
| 84 | |
| 85 | return ((UINT32) 1 << |
| 86 | (GpeEventInfo->GpeNumber - GpeEventInfo->RegisterInfo->BaseGpeNumber)); |
| 87 | } |
| 88 | |
| 89 | |
| 90 | /****************************************************************************** |
| 91 | * |
| 92 | * FUNCTION: AcpiHwLowSetGpe |
| 93 | * |
| 94 | * PARAMETERS: GpeEventInfo - Info block for the GPE to be disabled |
| 95 | * Action - Enable or disable |
| 96 | * |
| 97 | * RETURN: Status |
| 98 | * |
| 99 | * DESCRIPTION: Enable or disable a single GPE in the parent enable register. |
| 100 | * The EnableMask field of the involved GPE register must be |
| 101 | * updated by the caller if necessary. |
| 102 | * |
| 103 | ******************************************************************************/ |
| 104 | |
| 105 | ACPI_STATUS |
| 106 | AcpiHwLowSetGpe ( |
| 107 | ACPI_GPE_EVENT_INFO *GpeEventInfo, |
| 108 | UINT32 Action) |
| 109 | { |
| 110 | ACPI_GPE_REGISTER_INFO *GpeRegisterInfo; |
| 111 | ACPI_STATUS Status = AE_OK; |
| 112 | UINT32 EnableMask; |
| 113 | UINT32 RegisterBit; |
| 114 | |
| 115 | |
| 116 | ACPI_FUNCTION_ENTRY (); |
| 117 | |
| 118 | |
| 119 | /* Get the info block for the entire GPE register */ |
| 120 | |
| 121 | GpeRegisterInfo = GpeEventInfo->RegisterInfo; |
| 122 | if (!GpeRegisterInfo) |
| 123 | { |
| 124 | return (AE_NOT_EXIST); |
| 125 | } |
| 126 | |
| 127 | /* Get current value of the enable register that contains this GPE */ |
| 128 | |
| 129 | Status = AcpiHwRead (&EnableMask, &GpeRegisterInfo->EnableAddress); |
| 130 | if (ACPI_FAILURE (Status)) |
| 131 | { |
| 132 | return (Status); |
| 133 | } |
| 134 | |
| 135 | /* Set or clear just the bit that corresponds to this GPE */ |
| 136 | |
| 137 | RegisterBit = AcpiHwGetGpeRegisterBit (GpeEventInfo); |
| 138 | switch (Action) |
| 139 | { |
| 140 | case ACPI_GPE_CONDITIONAL_ENABLE: |
| 141 | |
| 142 | /* Only enable if the corresponding EnableMask bit is set */ |
| 143 | |
| 144 | if (!(RegisterBit & GpeRegisterInfo->EnableMask)) |
| 145 | { |
| 146 | return (AE_BAD_PARAMETER); |
| 147 | } |
| 148 | |
| 149 | /*lint -fallthrough */ |
| 150 | |
| 151 | case ACPI_GPE_ENABLE: |
| 152 | |
| 153 | ACPI_SET_BIT (EnableMask, RegisterBit); |
| 154 | break; |
| 155 | |
| 156 | case ACPI_GPE_DISABLE: |
| 157 | |
| 158 | ACPI_CLEAR_BIT (EnableMask, RegisterBit); |
| 159 | break; |
| 160 | |
| 161 | default: |
| 162 | |
| 163 | ACPI_ERROR ((AE_INFO, "Invalid GPE Action, %u" , Action)); |
| 164 | return (AE_BAD_PARAMETER); |
| 165 | } |
| 166 | |
| 167 | if (!(RegisterBit & GpeRegisterInfo->MaskForRun)) |
| 168 | { |
| 169 | /* Write the updated enable mask */ |
| 170 | |
| 171 | Status = AcpiHwWrite (EnableMask, &GpeRegisterInfo->EnableAddress); |
| 172 | } |
| 173 | return (Status); |
| 174 | } |
| 175 | |
| 176 | |
| 177 | /****************************************************************************** |
| 178 | * |
| 179 | * FUNCTION: AcpiHwClearGpe |
| 180 | * |
| 181 | * PARAMETERS: GpeEventInfo - Info block for the GPE to be cleared |
| 182 | * |
| 183 | * RETURN: Status |
| 184 | * |
| 185 | * DESCRIPTION: Clear the status bit for a single GPE. |
| 186 | * |
| 187 | ******************************************************************************/ |
| 188 | |
| 189 | ACPI_STATUS |
| 190 | AcpiHwClearGpe ( |
| 191 | ACPI_GPE_EVENT_INFO *GpeEventInfo) |
| 192 | { |
| 193 | ACPI_GPE_REGISTER_INFO *GpeRegisterInfo; |
| 194 | ACPI_STATUS Status; |
| 195 | UINT32 RegisterBit; |
| 196 | |
| 197 | |
| 198 | ACPI_FUNCTION_ENTRY (); |
| 199 | |
| 200 | /* Get the info block for the entire GPE register */ |
| 201 | |
| 202 | GpeRegisterInfo = GpeEventInfo->RegisterInfo; |
| 203 | if (!GpeRegisterInfo) |
| 204 | { |
| 205 | return (AE_NOT_EXIST); |
| 206 | } |
| 207 | |
| 208 | /* |
| 209 | * Write a one to the appropriate bit in the status register to |
| 210 | * clear this GPE. |
| 211 | */ |
| 212 | RegisterBit = AcpiHwGetGpeRegisterBit (GpeEventInfo); |
| 213 | |
| 214 | Status = AcpiHwWrite (RegisterBit, &GpeRegisterInfo->StatusAddress); |
| 215 | return (Status); |
| 216 | } |
| 217 | |
| 218 | |
| 219 | /****************************************************************************** |
| 220 | * |
| 221 | * FUNCTION: AcpiHwGetGpeStatus |
| 222 | * |
| 223 | * PARAMETERS: GpeEventInfo - Info block for the GPE to queried |
| 224 | * EventStatus - Where the GPE status is returned |
| 225 | * |
| 226 | * RETURN: Status |
| 227 | * |
| 228 | * DESCRIPTION: Return the status of a single GPE. |
| 229 | * |
| 230 | ******************************************************************************/ |
| 231 | |
| 232 | ACPI_STATUS |
| 233 | AcpiHwGetGpeStatus ( |
| 234 | ACPI_GPE_EVENT_INFO *GpeEventInfo, |
| 235 | ACPI_EVENT_STATUS *EventStatus) |
| 236 | { |
| 237 | UINT32 InByte; |
| 238 | UINT32 RegisterBit; |
| 239 | ACPI_GPE_REGISTER_INFO *GpeRegisterInfo; |
| 240 | ACPI_EVENT_STATUS LocalEventStatus = 0; |
| 241 | ACPI_STATUS Status; |
| 242 | |
| 243 | |
| 244 | ACPI_FUNCTION_ENTRY (); |
| 245 | |
| 246 | |
| 247 | if (!EventStatus) |
| 248 | { |
| 249 | return (AE_BAD_PARAMETER); |
| 250 | } |
| 251 | |
| 252 | /* GPE currently handled? */ |
| 253 | |
| 254 | if (ACPI_GPE_DISPATCH_TYPE (GpeEventInfo->Flags) != |
| 255 | ACPI_GPE_DISPATCH_NONE) |
| 256 | { |
| 257 | LocalEventStatus |= ACPI_EVENT_FLAG_HAS_HANDLER; |
| 258 | } |
| 259 | |
| 260 | /* Get the info block for the entire GPE register */ |
| 261 | |
| 262 | GpeRegisterInfo = GpeEventInfo->RegisterInfo; |
| 263 | |
| 264 | /* Get the register bitmask for this GPE */ |
| 265 | |
| 266 | RegisterBit = AcpiHwGetGpeRegisterBit (GpeEventInfo); |
| 267 | |
| 268 | /* GPE currently enabled? (enabled for runtime?) */ |
| 269 | |
| 270 | if (RegisterBit & GpeRegisterInfo->EnableForRun) |
| 271 | { |
| 272 | LocalEventStatus |= ACPI_EVENT_FLAG_ENABLED; |
| 273 | } |
| 274 | |
| 275 | /* GPE currently masked? (masked for runtime?) */ |
| 276 | |
| 277 | if (RegisterBit & GpeRegisterInfo->MaskForRun) |
| 278 | { |
| 279 | LocalEventStatus |= ACPI_EVENT_FLAG_MASKED; |
| 280 | } |
| 281 | |
| 282 | /* GPE enabled for wake? */ |
| 283 | |
| 284 | if (RegisterBit & GpeRegisterInfo->EnableForWake) |
| 285 | { |
| 286 | LocalEventStatus |= ACPI_EVENT_FLAG_WAKE_ENABLED; |
| 287 | } |
| 288 | |
| 289 | /* GPE currently enabled (enable bit == 1)? */ |
| 290 | |
| 291 | Status = AcpiHwRead (&InByte, &GpeRegisterInfo->EnableAddress); |
| 292 | if (ACPI_FAILURE (Status)) |
| 293 | { |
| 294 | return (Status); |
| 295 | } |
| 296 | |
| 297 | if (RegisterBit & InByte) |
| 298 | { |
| 299 | LocalEventStatus |= ACPI_EVENT_FLAG_ENABLE_SET; |
| 300 | } |
| 301 | |
| 302 | /* GPE currently active (status bit == 1)? */ |
| 303 | |
| 304 | Status = AcpiHwRead (&InByte, &GpeRegisterInfo->StatusAddress); |
| 305 | if (ACPI_FAILURE (Status)) |
| 306 | { |
| 307 | return (Status); |
| 308 | } |
| 309 | |
| 310 | if (RegisterBit & InByte) |
| 311 | { |
| 312 | LocalEventStatus |= ACPI_EVENT_FLAG_STATUS_SET; |
| 313 | } |
| 314 | |
| 315 | /* Set return value */ |
| 316 | |
| 317 | (*EventStatus) = LocalEventStatus; |
| 318 | return (AE_OK); |
| 319 | } |
| 320 | |
| 321 | |
| 322 | /****************************************************************************** |
| 323 | * |
| 324 | * FUNCTION: AcpiHwGpeEnableWrite |
| 325 | * |
| 326 | * PARAMETERS: EnableMask - Bit mask to write to the GPE register |
| 327 | * GpeRegisterInfo - Gpe Register info |
| 328 | * |
| 329 | * RETURN: Status |
| 330 | * |
| 331 | * DESCRIPTION: Write the enable mask byte to the given GPE register. |
| 332 | * |
| 333 | ******************************************************************************/ |
| 334 | |
| 335 | static ACPI_STATUS |
| 336 | AcpiHwGpeEnableWrite ( |
| 337 | UINT8 EnableMask, |
| 338 | ACPI_GPE_REGISTER_INFO *GpeRegisterInfo) |
| 339 | { |
| 340 | ACPI_STATUS Status; |
| 341 | |
| 342 | |
| 343 | GpeRegisterInfo->EnableMask = EnableMask; |
| 344 | |
| 345 | Status = AcpiHwWrite (EnableMask, &GpeRegisterInfo->EnableAddress); |
| 346 | return (Status); |
| 347 | } |
| 348 | |
| 349 | |
| 350 | /****************************************************************************** |
| 351 | * |
| 352 | * FUNCTION: AcpiHwDisableGpeBlock |
| 353 | * |
| 354 | * PARAMETERS: GpeXruptInfo - GPE Interrupt info |
| 355 | * GpeBlock - Gpe Block info |
| 356 | * |
| 357 | * RETURN: Status |
| 358 | * |
| 359 | * DESCRIPTION: Disable all GPEs within a single GPE block |
| 360 | * |
| 361 | ******************************************************************************/ |
| 362 | |
| 363 | ACPI_STATUS |
| 364 | AcpiHwDisableGpeBlock ( |
| 365 | ACPI_GPE_XRUPT_INFO *GpeXruptInfo, |
| 366 | ACPI_GPE_BLOCK_INFO *GpeBlock, |
| 367 | void *Context) |
| 368 | { |
| 369 | UINT32 i; |
| 370 | ACPI_STATUS Status; |
| 371 | |
| 372 | |
| 373 | /* Examine each GPE Register within the block */ |
| 374 | |
| 375 | for (i = 0; i < GpeBlock->RegisterCount; i++) |
| 376 | { |
| 377 | /* Disable all GPEs in this register */ |
| 378 | |
| 379 | Status = AcpiHwGpeEnableWrite (0x00, &GpeBlock->RegisterInfo[i]); |
| 380 | if (ACPI_FAILURE (Status)) |
| 381 | { |
| 382 | return (Status); |
| 383 | } |
| 384 | } |
| 385 | |
| 386 | return (AE_OK); |
| 387 | } |
| 388 | |
| 389 | |
| 390 | /****************************************************************************** |
| 391 | * |
| 392 | * FUNCTION: AcpiHwClearGpeBlock |
| 393 | * |
| 394 | * PARAMETERS: GpeXruptInfo - GPE Interrupt info |
| 395 | * GpeBlock - Gpe Block info |
| 396 | * |
| 397 | * RETURN: Status |
| 398 | * |
| 399 | * DESCRIPTION: Clear status bits for all GPEs within a single GPE block |
| 400 | * |
| 401 | ******************************************************************************/ |
| 402 | |
| 403 | ACPI_STATUS |
| 404 | AcpiHwClearGpeBlock ( |
| 405 | ACPI_GPE_XRUPT_INFO *GpeXruptInfo, |
| 406 | ACPI_GPE_BLOCK_INFO *GpeBlock, |
| 407 | void *Context) |
| 408 | { |
| 409 | UINT32 i; |
| 410 | ACPI_STATUS Status; |
| 411 | |
| 412 | |
| 413 | /* Examine each GPE Register within the block */ |
| 414 | |
| 415 | for (i = 0; i < GpeBlock->RegisterCount; i++) |
| 416 | { |
| 417 | /* Clear status on all GPEs in this register */ |
| 418 | |
| 419 | Status = AcpiHwWrite (0xFF, &GpeBlock->RegisterInfo[i].StatusAddress); |
| 420 | if (ACPI_FAILURE (Status)) |
| 421 | { |
| 422 | return (Status); |
| 423 | } |
| 424 | } |
| 425 | |
| 426 | return (AE_OK); |
| 427 | } |
| 428 | |
| 429 | |
| 430 | /****************************************************************************** |
| 431 | * |
| 432 | * FUNCTION: AcpiHwEnableRuntimeGpeBlock |
| 433 | * |
| 434 | * PARAMETERS: GpeXruptInfo - GPE Interrupt info |
| 435 | * GpeBlock - Gpe Block info |
| 436 | * |
| 437 | * RETURN: Status |
| 438 | * |
| 439 | * DESCRIPTION: Enable all "runtime" GPEs within a single GPE block. Includes |
| 440 | * combination wake/run GPEs. |
| 441 | * |
| 442 | ******************************************************************************/ |
| 443 | |
| 444 | ACPI_STATUS |
| 445 | AcpiHwEnableRuntimeGpeBlock ( |
| 446 | ACPI_GPE_XRUPT_INFO *GpeXruptInfo, |
| 447 | ACPI_GPE_BLOCK_INFO *GpeBlock, |
| 448 | void *Context) |
| 449 | { |
| 450 | UINT32 i; |
| 451 | ACPI_STATUS Status; |
| 452 | ACPI_GPE_REGISTER_INFO *GpeRegisterInfo; |
| 453 | UINT8 EnableMask; |
| 454 | |
| 455 | |
| 456 | /* NOTE: assumes that all GPEs are currently disabled */ |
| 457 | |
| 458 | /* Examine each GPE Register within the block */ |
| 459 | |
| 460 | for (i = 0; i < GpeBlock->RegisterCount; i++) |
| 461 | { |
| 462 | GpeRegisterInfo = &GpeBlock->RegisterInfo[i]; |
| 463 | if (!GpeRegisterInfo->EnableForRun) |
| 464 | { |
| 465 | continue; |
| 466 | } |
| 467 | |
| 468 | /* Enable all "runtime" GPEs in this register */ |
| 469 | |
| 470 | EnableMask = GpeRegisterInfo->EnableForRun & |
| 471 | ~GpeRegisterInfo->MaskForRun; |
| 472 | Status = AcpiHwGpeEnableWrite (EnableMask, GpeRegisterInfo); |
| 473 | if (ACPI_FAILURE (Status)) |
| 474 | { |
| 475 | return (Status); |
| 476 | } |
| 477 | } |
| 478 | |
| 479 | return (AE_OK); |
| 480 | } |
| 481 | |
| 482 | |
| 483 | /****************************************************************************** |
| 484 | * |
| 485 | * FUNCTION: AcpiHwEnableWakeupGpeBlock |
| 486 | * |
| 487 | * PARAMETERS: GpeXruptInfo - GPE Interrupt info |
| 488 | * GpeBlock - Gpe Block info |
| 489 | * |
| 490 | * RETURN: Status |
| 491 | * |
| 492 | * DESCRIPTION: Enable all "wake" GPEs within a single GPE block. Includes |
| 493 | * combination wake/run GPEs. |
| 494 | * |
| 495 | ******************************************************************************/ |
| 496 | |
| 497 | static ACPI_STATUS |
| 498 | AcpiHwEnableWakeupGpeBlock ( |
| 499 | ACPI_GPE_XRUPT_INFO *GpeXruptInfo, |
| 500 | ACPI_GPE_BLOCK_INFO *GpeBlock, |
| 501 | void *Context) |
| 502 | { |
| 503 | UINT32 i; |
| 504 | ACPI_STATUS Status; |
| 505 | ACPI_GPE_REGISTER_INFO *GpeRegisterInfo; |
| 506 | |
| 507 | |
| 508 | /* Examine each GPE Register within the block */ |
| 509 | |
| 510 | for (i = 0; i < GpeBlock->RegisterCount; i++) |
| 511 | { |
| 512 | GpeRegisterInfo = &GpeBlock->RegisterInfo[i]; |
| 513 | |
| 514 | /* |
| 515 | * Enable all "wake" GPEs in this register and disable the |
| 516 | * remaining ones. |
| 517 | */ |
| 518 | Status = AcpiHwGpeEnableWrite (GpeRegisterInfo->EnableForWake, |
| 519 | GpeRegisterInfo); |
| 520 | if (ACPI_FAILURE (Status)) |
| 521 | { |
| 522 | return (Status); |
| 523 | } |
| 524 | } |
| 525 | |
| 526 | return (AE_OK); |
| 527 | } |
| 528 | |
| 529 | |
| 530 | /****************************************************************************** |
| 531 | * |
| 532 | * FUNCTION: AcpiHwDisableAllGpes |
| 533 | * |
| 534 | * PARAMETERS: None |
| 535 | * |
| 536 | * RETURN: Status |
| 537 | * |
| 538 | * DESCRIPTION: Disable and clear all GPEs in all GPE blocks |
| 539 | * |
| 540 | ******************************************************************************/ |
| 541 | |
| 542 | ACPI_STATUS |
| 543 | AcpiHwDisableAllGpes ( |
| 544 | void) |
| 545 | { |
| 546 | ACPI_STATUS Status; |
| 547 | |
| 548 | |
| 549 | ACPI_FUNCTION_TRACE (HwDisableAllGpes); |
| 550 | |
| 551 | |
| 552 | Status = AcpiEvWalkGpeList (AcpiHwDisableGpeBlock, NULL); |
| 553 | Status = AcpiEvWalkGpeList (AcpiHwClearGpeBlock, NULL); |
| 554 | return_ACPI_STATUS (Status); |
| 555 | } |
| 556 | |
| 557 | |
| 558 | /****************************************************************************** |
| 559 | * |
| 560 | * FUNCTION: AcpiHwEnableAllRuntimeGpes |
| 561 | * |
| 562 | * PARAMETERS: None |
| 563 | * |
| 564 | * RETURN: Status |
| 565 | * |
| 566 | * DESCRIPTION: Enable all "runtime" GPEs, in all GPE blocks |
| 567 | * |
| 568 | ******************************************************************************/ |
| 569 | |
| 570 | ACPI_STATUS |
| 571 | AcpiHwEnableAllRuntimeGpes ( |
| 572 | void) |
| 573 | { |
| 574 | ACPI_STATUS Status; |
| 575 | |
| 576 | |
| 577 | ACPI_FUNCTION_TRACE (HwEnableAllRuntimeGpes); |
| 578 | |
| 579 | |
| 580 | Status = AcpiEvWalkGpeList (AcpiHwEnableRuntimeGpeBlock, NULL); |
| 581 | return_ACPI_STATUS (Status); |
| 582 | } |
| 583 | |
| 584 | |
| 585 | /****************************************************************************** |
| 586 | * |
| 587 | * FUNCTION: AcpiHwEnableAllWakeupGpes |
| 588 | * |
| 589 | * PARAMETERS: None |
| 590 | * |
| 591 | * RETURN: Status |
| 592 | * |
| 593 | * DESCRIPTION: Enable all "wakeup" GPEs, in all GPE blocks |
| 594 | * |
| 595 | ******************************************************************************/ |
| 596 | |
| 597 | ACPI_STATUS |
| 598 | AcpiHwEnableAllWakeupGpes ( |
| 599 | void) |
| 600 | { |
| 601 | ACPI_STATUS Status; |
| 602 | |
| 603 | |
| 604 | ACPI_FUNCTION_TRACE (HwEnableAllWakeupGpes); |
| 605 | |
| 606 | |
| 607 | Status = AcpiEvWalkGpeList (AcpiHwEnableWakeupGpeBlock, NULL); |
| 608 | return_ACPI_STATUS (Status); |
| 609 | } |
| 610 | |
| 611 | #endif /* !ACPI_REDUCED_HARDWARE */ |
| 612 | |