ACPICA: Add post-order callback to acpi_walk_namespace

The existing interface only has a pre-order callback. This change
adds an additional parameter for a post-order callback which will
be more useful for bus scans. ACPICA BZ 779.

Also update the external calls to acpi_walk_namespace.

http://www.acpica.org/bugzilla/show_bug.cgi?id=779

Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 5 insertions, 3 deletions

diff --git a/drivers/acpi/acpica/nsinit.c b/drivers/acpi/acpica/nsinit.c
index 1d5b360eb25b..4f8abac231d2 100644
--- a/drivers/acpi/acpica/nsinit.c
+++ b/drivers/acpi/acpica/nsinit.c
@@ -96,7 +96,7 @@ acpi_status acpi_ns_initialize_objects(void)
         /* Walk entire namespace from the supplied root */
 
         status = acpi_walk_namespace(ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
-                                     ACPI_UINT32_MAX, acpi_ns_init_one_object,
+                                     ACPI_UINT32_MAX, acpi_ns_init_one_object, NULL,
                                      &info, NULL);
         if (ACPI_FAILURE(status)) {
                 ACPI_EXCEPTION((AE_INFO, status, "During WalkNamespace"));
@@ -156,7 +156,8 @@ acpi_status acpi_ns_initialize_devices(void)
 
         status = acpi_ns_walk_namespace(ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
                                         ACPI_UINT32_MAX, FALSE,
-                                        acpi_ns_find_ini_methods, &info, NULL);
+                                        acpi_ns_find_ini_methods, NULL, &info,
+                                        NULL);
         if (ACPI_FAILURE(status)) {
                 goto error_exit;
         }
@@ -189,7 +190,8 @@ acpi_status acpi_ns_initialize_devices(void)
 
         status = acpi_ns_walk_namespace(ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
                                         ACPI_UINT32_MAX, FALSE,
-                                        acpi_ns_init_one_device, &info, NULL);
+                                        acpi_ns_init_one_device, NULL, &info,
+                                        NULL);
 
         ACPI_FREE(info.evaluate_info);
         if (ACPI_FAILURE(status)) {