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path: root/drivers/acpi/executer/excreate.c
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Diffstat (limited to 'drivers/acpi/executer/excreate.c')
-rw-r--r--drivers/acpi/executer/excreate.c27
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 */