diff options
Diffstat (limited to 'drivers/acpi')
-rw-r--r-- | drivers/acpi/ec.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index a4b70dfdcf04..8e665f2e3138 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c | |||
@@ -282,7 +282,7 @@ end: | |||
282 | 282 | ||
283 | if(atomic_read(&ec->leaving_burst) == 2){ | 283 | if(atomic_read(&ec->leaving_burst) == 2){ |
284 | ACPI_DEBUG_PRINT((ACPI_DB_INFO,"aborted, retry ...\n")); | 284 | ACPI_DEBUG_PRINT((ACPI_DB_INFO,"aborted, retry ...\n")); |
285 | while(!atomic_read(&ec->pending_gpe)){ | 285 | while(atomic_read(&ec->pending_gpe)){ |
286 | msleep(1); | 286 | msleep(1); |
287 | } | 287 | } |
288 | acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); | 288 | acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); |
@@ -365,7 +365,7 @@ end: | |||
365 | 365 | ||
366 | if(atomic_read(&ec->leaving_burst) == 2){ | 366 | if(atomic_read(&ec->leaving_burst) == 2){ |
367 | ACPI_DEBUG_PRINT((ACPI_DB_INFO,"aborted, retry ...\n")); | 367 | ACPI_DEBUG_PRINT((ACPI_DB_INFO,"aborted, retry ...\n")); |
368 | while(!atomic_read(&ec->pending_gpe)){ | 368 | while(atomic_read(&ec->pending_gpe)){ |
369 | msleep(1); | 369 | msleep(1); |
370 | } | 370 | } |
371 | acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); | 371 | acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); |
@@ -431,7 +431,6 @@ acpi_ec_query ( | |||
431 | 431 | ||
432 | if (!ec || !data) | 432 | if (!ec || !data) |
433 | return_VALUE(-EINVAL); | 433 | return_VALUE(-EINVAL); |
434 | retry: | ||
435 | *data = 0; | 434 | *data = 0; |
436 | 435 | ||
437 | if (ec->global_lock) { | 436 | if (ec->global_lock) { |
@@ -469,13 +468,9 @@ end: | |||
469 | 468 | ||
470 | if(atomic_read(&ec->leaving_burst) == 2){ | 469 | if(atomic_read(&ec->leaving_burst) == 2){ |
471 | ACPI_DEBUG_PRINT((ACPI_DB_INFO,"aborted, retry ...\n")); | 470 | ACPI_DEBUG_PRINT((ACPI_DB_INFO,"aborted, retry ...\n")); |
472 | while(!atomic_read(&ec->pending_gpe)){ | ||
473 | msleep(1); | ||
474 | } | ||
475 | acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); | 471 | acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); |
476 | goto retry; | 472 | status = -ENODATA; |
477 | } | 473 | } |
478 | |||
479 | return_VALUE(status); | 474 | return_VALUE(status); |
480 | } | 475 | } |
481 | 476 | ||
@@ -514,8 +509,8 @@ acpi_ec_gpe_query ( | |||
514 | ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Evaluating %s\n", object_name)); | 509 | ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Evaluating %s\n", object_name)); |
515 | 510 | ||
516 | acpi_evaluate_object(ec->handle, object_name, NULL, NULL); | 511 | acpi_evaluate_object(ec->handle, object_name, NULL, NULL); |
517 | atomic_dec(&ec->pending_gpe); | ||
518 | end: | 512 | end: |
513 | atomic_dec(&ec->pending_gpe); | ||
519 | return; | 514 | return; |
520 | } | 515 | } |
521 | 516 | ||
@@ -553,7 +548,7 @@ acpi_ec_gpe_handler ( | |||
553 | !(value & ACPI_EC_FLAG_IBF))) { | 548 | !(value & ACPI_EC_FLAG_IBF))) { |
554 | ec->expect_event = 0; | 549 | ec->expect_event = 0; |
555 | wake_up(&ec->wait); | 550 | wake_up(&ec->wait); |
556 | 551 | return ACPI_INTERRUPT_HANDLED; | |
557 | } | 552 | } |
558 | } | 553 | } |
559 | 554 | ||
@@ -561,8 +556,10 @@ acpi_ec_gpe_handler ( | |||
561 | atomic_add(1, &ec->pending_gpe) ; | 556 | atomic_add(1, &ec->pending_gpe) ; |
562 | status = acpi_os_queue_for_execution(OSD_PRIORITY_GPE, | 557 | status = acpi_os_queue_for_execution(OSD_PRIORITY_GPE, |
563 | acpi_ec_gpe_query, ec); | 558 | acpi_ec_gpe_query, ec); |
559 | return status == AE_OK ? | ||
560 | ACPI_INTERRUPT_HANDLED : ACPI_INTERRUPT_NOT_HANDLED; | ||
564 | } | 561 | } |
565 | 562 | acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_ISR); | |
566 | return status == AE_OK ? | 563 | return status == AE_OK ? |
567 | ACPI_INTERRUPT_HANDLED : ACPI_INTERRUPT_NOT_HANDLED; | 564 | ACPI_INTERRUPT_HANDLED : ACPI_INTERRUPT_NOT_HANDLED; |
568 | } | 565 | } |
@@ -688,6 +685,7 @@ acpi_ec_read_info (struct seq_file *seq, void *offset) | |||
688 | (u32) ec->status_addr.address, (u32) ec->data_addr.address); | 685 | (u32) ec->status_addr.address, (u32) ec->data_addr.address); |
689 | seq_printf(seq, "use global lock: %s\n", | 686 | seq_printf(seq, "use global lock: %s\n", |
690 | ec->global_lock?"yes":"no"); | 687 | ec->global_lock?"yes":"no"); |
688 | acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); | ||
691 | 689 | ||
692 | end: | 690 | end: |
693 | return_VALUE(0); | 691 | return_VALUE(0); |