X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Facpi%2Fexecuter%2Fexcreate.c;h=7c38528a7e8336ef1ec3c57b2bc5c7741438281f;hb=57e1c5c87db512629dd44ddeb882a5aaf0e4299e;hp=106dc7219df713a70495e915655a3d6b7f362c97;hpb=816724e65c72a90a44fbad0ef0b59b186c85fa90;p=linux-2.6

diff --git a/drivers/acpi/executer/excreate.c b/drivers/acpi/executer/excreate.c
index 106dc7219d..7c38528a7e 100644
--- a/drivers/acpi/executer/excreate.c
+++ b/drivers/acpi/executer/excreate.c
@@ -5,7 +5,7 @@
  *****************************************************************************/
 
 /*
- * Copyright (C) 2000 - 2006, R. Byron Moore
+ * Copyright (C) 2000 - 2007, R. Byron Moore
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -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;
 	}
@@ -362,8 +359,9 @@ acpi_status acpi_ex_create_table_region(struct acpi_walk_state *walk_state)
 	union acpi_operand_object **operand = &walk_state->operands[0];
 	union acpi_operand_object *obj_desc;
 	struct acpi_namespace_node *node;
-	struct acpi_table_header *table;
 	union acpi_operand_object *region_obj2;
+	acpi_native_uint table_index;
+	struct acpi_table_header *table;
 
 	ACPI_FUNCTION_TRACE(ex_create_table_region);
 
@@ -383,7 +381,7 @@ acpi_status acpi_ex_create_table_region(struct acpi_walk_state *walk_state)
 
 	status = acpi_tb_find_table(operand[1]->string.pointer,
 				    operand[2]->string.pointer,
-				    operand[3]->string.pointer, &table);
+				    operand[3]->string.pointer, &table_index);
 	if (ACPI_FAILURE(status)) {
 		return_ACPI_STATUS(status);
 	}
@@ -398,6 +396,11 @@ acpi_status acpi_ex_create_table_region(struct acpi_walk_state *walk_state)
 	region_obj2 = obj_desc->common.next_object;
 	region_obj2->extra.region_context = NULL;
 
+	status = acpi_get_table_by_index(table_index, &table);
+	if (ACPI_FAILURE(status)) {
+		return_ACPI_STATUS(status);
+	}
+
 	/* Init the region from the operands */
 
 	obj_desc->region.space_id = REGION_DATA_TABLE;
@@ -556,7 +559,8 @@ acpi_ex_create_method(u8 * aml_start,
 
 	obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_METHOD);
 	if (!obj_desc) {
-		return_ACPI_STATUS(AE_NO_MEMORY);
+		status = AE_NO_MEMORY;
+		goto exit;
 	}
 
 	/* Save the method's AML pointer and length  */
@@ -565,7 +569,7 @@ 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 +580,16 @@ 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.method_flags |= AML_METHOD_SERIALIZED;
-	} else if (method_flags & AML_METHOD_SERIALIZED) {
+	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 */
@@ -602,6 +601,7 @@ acpi_ex_create_method(u8 * aml_start,
 
 	acpi_ut_remove_reference(obj_desc);
 
+      exit:
 	/* Remove a reference to the operand */
 
 	acpi_ut_remove_reference(operand[1]);