diff options
Diffstat (limited to 'drivers/acpi/executer/excreate.c')
| -rw-r--r-- | drivers/acpi/executer/excreate.c | 27 |
1 files changed, 11 insertions, 16 deletions
diff --git a/drivers/acpi/executer/excreate.c b/drivers/acpi/executer/excreate.c index 106dc7219df..34eec82c1b1 100644 --- a/drivers/acpi/executer/excreate.c +++ b/drivers/acpi/executer/excreate.c @@ -177,7 +177,7 @@ acpi_status acpi_ex_create_event(struct acpi_walk_state *walk_state) * that the event is created in an unsignalled state */ status = acpi_os_create_semaphore(ACPI_NO_UNIT_LIMIT, 0, - &obj_desc->event.semaphore); + &obj_desc->event.os_semaphore); if (ACPI_FAILURE(status)) { goto cleanup; } @@ -226,12 +226,9 @@ acpi_status acpi_ex_create_mutex(struct acpi_walk_state *walk_state) goto cleanup; } - /* - * Create the actual OS semaphore. - * One unit max to make it a mutex, with one initial unit to allow - * the mutex to be acquired. - */ - status = acpi_os_create_semaphore(1, 1, &obj_desc->mutex.semaphore); + /* Create the actual OS Mutex */ + + status = acpi_os_create_mutex(&obj_desc->mutex.os_mutex); if (ACPI_FAILURE(status)) { goto cleanup; } @@ -565,7 +562,7 @@ acpi_ex_create_method(u8 * aml_start, obj_desc->method.aml_length = aml_length; /* - * Disassemble the method flags. Split off the Arg Count + * Disassemble the method flags. Split off the Arg Count * for efficiency */ method_flags = (u8) operand[1]->integer.value; @@ -576,21 +573,19 @@ acpi_ex_create_method(u8 * aml_start, (u8) (method_flags & AML_METHOD_ARG_COUNT); /* - * Get the concurrency count. If required, a semaphore will be + * Get the sync_level. If method is serialized, a mutex will be * created for this method when it is parsed. */ if (acpi_gbl_all_methods_serialized) { - obj_desc->method.concurrency = 1; + obj_desc->method.sync_level = 0; obj_desc->method.method_flags |= AML_METHOD_SERIALIZED; } else if (method_flags & AML_METHOD_SERIALIZED) { /* - * ACPI 1.0: Concurrency = 1 - * ACPI 2.0: Concurrency = (sync_level (in method declaration) + 1) + * ACPI 1.0: sync_level = 0 + * ACPI 2.0: sync_level = sync_level in method declaration */ - obj_desc->method.concurrency = (u8) - (((method_flags & AML_METHOD_SYNCH_LEVEL) >> 4) + 1); - } else { - obj_desc->method.concurrency = ACPI_INFINITE_CONCURRENCY; + obj_desc->method.sync_level = (u8) + ((method_flags & AML_METHOD_SYNCH_LEVEL) >> 4); } /* Attach the new object to the method Node */ |