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path: root/drivers/acpi/acpica/evgpeblk.c
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Diffstat (limited to 'drivers/acpi/acpica/evgpeblk.c')
-rw-r--r--drivers/acpi/acpica/evgpeblk.c33
1 files changed, 18 insertions, 15 deletions
diff --git a/drivers/acpi/acpica/evgpeblk.c b/drivers/acpi/acpica/evgpeblk.c
index 020add3eee1c..9acb86958c09 100644
--- a/drivers/acpi/acpica/evgpeblk.c
+++ b/drivers/acpi/acpica/evgpeblk.c
@@ -361,9 +361,9 @@ acpi_ev_create_gpe_block(struct acpi_namespace_node *gpe_device,
361 361
362 gpe_block->node = gpe_device; 362 gpe_block->node = gpe_device;
363 gpe_block->gpe_count = (u16)(register_count * ACPI_GPE_REGISTER_WIDTH); 363 gpe_block->gpe_count = (u16)(register_count * ACPI_GPE_REGISTER_WIDTH);
364 gpe_block->initialized = FALSE;
364 gpe_block->register_count = register_count; 365 gpe_block->register_count = register_count;
365 gpe_block->block_base_number = gpe_block_base_number; 366 gpe_block->block_base_number = gpe_block_base_number;
366 gpe_block->initialized = FALSE;
367 367
368 ACPI_MEMCPY(&gpe_block->block_address, gpe_block_address, 368 ACPI_MEMCPY(&gpe_block->block_address, gpe_block_address,
369 sizeof(struct acpi_generic_address)); 369 sizeof(struct acpi_generic_address));
@@ -386,7 +386,7 @@ acpi_ev_create_gpe_block(struct acpi_namespace_node *gpe_device,
386 return_ACPI_STATUS(status); 386 return_ACPI_STATUS(status);
387 } 387 }
388 388
389 acpi_all_gpes_initialized = FALSE; 389 acpi_gbl_all_gpes_initialized = FALSE;
390 390
391 /* Find all GPE methods (_Lxx or_Exx) for this block */ 391 /* Find all GPE methods (_Lxx or_Exx) for this block */
392 392
@@ -423,14 +423,12 @@ acpi_ev_create_gpe_block(struct acpi_namespace_node *gpe_device,
423 * 423 *
424 * FUNCTION: acpi_ev_initialize_gpe_block 424 * FUNCTION: acpi_ev_initialize_gpe_block
425 * 425 *
426 * PARAMETERS: gpe_device - Handle to the parent GPE block 426 * PARAMETERS: acpi_gpe_callback
427 * gpe_block - Gpe Block info
428 * 427 *
429 * RETURN: Status 428 * RETURN: Status
430 * 429 *
431 * DESCRIPTION: Initialize and enable a GPE block. First find and run any 430 * DESCRIPTION: Initialize and enable a GPE block. Enable GPEs that have
432 * _PRT methods associated with the block, then enable the 431 * associated methods.
433 * appropriate GPEs.
434 * Note: Assumes namespace is locked. 432 * Note: Assumes namespace is locked.
435 * 433 *
436 ******************************************************************************/ 434 ******************************************************************************/
@@ -450,8 +448,8 @@ acpi_ev_initialize_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
450 ACPI_FUNCTION_TRACE(ev_initialize_gpe_block); 448 ACPI_FUNCTION_TRACE(ev_initialize_gpe_block);
451 449
452 /* 450 /*
453 * Ignore a null GPE block (e.g., if no GPE block 1 exists) and 451 * Ignore a null GPE block (e.g., if no GPE block 1 exists), and
454 * GPE blocks that have been initialized already. 452 * any GPE blocks that have been initialized already.
455 */ 453 */
456 if (!gpe_block || gpe_block->initialized) { 454 if (!gpe_block || gpe_block->initialized) {
457 return_ACPI_STATUS(AE_OK); 455 return_ACPI_STATUS(AE_OK);
@@ -459,8 +457,8 @@ acpi_ev_initialize_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
459 457
460 /* 458 /*
461 * Enable all GPEs that have a corresponding method and have the 459 * Enable all GPEs that have a corresponding method and have the
462 * ACPI_GPE_CAN_WAKE flag unset. Any other GPEs within this block must 460 * ACPI_GPE_CAN_WAKE flag unset. Any other GPEs within this block
463 * be enabled via the acpi_enable_gpe() interface. 461 * must be enabled via the acpi_enable_gpe() interface.
464 */ 462 */
465 gpe_enabled_count = 0; 463 gpe_enabled_count = 0;
466 464
@@ -472,14 +470,19 @@ acpi_ev_initialize_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
472 gpe_index = (i * ACPI_GPE_REGISTER_WIDTH) + j; 470 gpe_index = (i * ACPI_GPE_REGISTER_WIDTH) + j;
473 gpe_event_info = &gpe_block->event_info[gpe_index]; 471 gpe_event_info = &gpe_block->event_info[gpe_index];
474 472
475 /* Ignore GPEs that have no corresponding _Lxx/_Exx method */ 473 /*
476 474 * Ignore GPEs that have no corresponding _Lxx/_Exx method
477 if (!(gpe_event_info->flags & ACPI_GPE_DISPATCH_METHOD) 475 * and GPEs that are used to wake the system
476 */
477 if (((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) ==
478 ACPI_GPE_DISPATCH_NONE)
479 || ((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK)
480 == ACPI_GPE_DISPATCH_HANDLER)
478 || (gpe_event_info->flags & ACPI_GPE_CAN_WAKE)) { 481 || (gpe_event_info->flags & ACPI_GPE_CAN_WAKE)) {
479 continue; 482 continue;
480 } 483 }
481 484
482 status = acpi_raw_enable_gpe(gpe_event_info); 485 status = acpi_ev_add_gpe_reference(gpe_event_info);
483 if (ACPI_FAILURE(status)) { 486 if (ACPI_FAILURE(status)) {
484 ACPI_EXCEPTION((AE_INFO, status, 487 ACPI_EXCEPTION((AE_INFO, status,
485 "Could not enable GPE 0x%02X", 488 "Could not enable GPE 0x%02X",