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path: root/drivers/acpi/acpica/dbexec.c
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Diffstat (limited to 'drivers/acpi/acpica/dbexec.c')
-rw-r--r--drivers/acpi/acpica/dbexec.c39
1 files changed, 30 insertions, 9 deletions
diff --git a/drivers/acpi/acpica/dbexec.c b/drivers/acpi/acpica/dbexec.c
index 4027eaab18a4..d3a9521e2dc8 100644
--- a/drivers/acpi/acpica/dbexec.c
+++ b/drivers/acpi/acpica/dbexec.c
@@ -86,7 +86,8 @@ void acpi_db_delete_objects(u32 count, union acpi_object *objects)
*
* RETURN: Status
*
- * DESCRIPTION: Execute a control method.
+ * DESCRIPTION: Execute a control method. Used to evaluate objects via the
+ * "EXECUTE" or "EVALUATE" commands.
*
******************************************************************************/
@@ -314,11 +315,12 @@ acpi_db_execution_walk(acpi_handle obj_handle,
status = acpi_evaluate_object(node, NULL, NULL, &return_obj);
+ acpi_gbl_method_executing = FALSE;
+
acpi_os_printf("Evaluation of [%4.4s] returned %s\n",
acpi_ut_get_node_name(node),
acpi_format_exception(status));
- acpi_gbl_method_executing = FALSE;
return (AE_OK);
}
@@ -334,7 +336,8 @@ acpi_db_execution_walk(acpi_handle obj_handle,
* RETURN: None
*
* DESCRIPTION: Execute a control method. Name is relative to the current
- * scope.
+ * scope. Function used for the "EXECUTE", "EVALUATE", and
+ * "ALL" commands
*
******************************************************************************/
@@ -372,6 +375,12 @@ acpi_db_execute(char *name, char **args, acpi_object_type *types, u32 flags)
return;
}
+ if ((flags & EX_ALL) && (strlen(name) > 4)) {
+ acpi_os_printf("Input name (%s) must be a 4-char NameSeg\n",
+ name);
+ return;
+ }
+
name_string = ACPI_ALLOCATE(strlen(name) + 1);
if (!name_string) {
return;
@@ -389,13 +398,24 @@ acpi_db_execute(char *name, char **args, acpi_object_type *types, u32 flags)
return;
}
- acpi_gbl_db_method_info.name = name_string;
- acpi_gbl_db_method_info.args = args;
- acpi_gbl_db_method_info.types = types;
- acpi_gbl_db_method_info.flags = flags;
+ /* Command (ALL <nameseg>) to execute all methods of a particular name */
- return_obj.pointer = NULL;
- return_obj.length = ACPI_ALLOCATE_BUFFER;
+ else if (flags & EX_ALL) {
+ acpi_gbl_db_method_info.name = name_string;
+ return_obj.pointer = NULL;
+ return_obj.length = ACPI_ALLOCATE_BUFFER;
+ acpi_db_evaluate_all(name_string);
+ ACPI_FREE(name_string);
+ return;
+ } else {
+ acpi_gbl_db_method_info.name = name_string;
+ acpi_gbl_db_method_info.args = args;
+ acpi_gbl_db_method_info.types = types;
+ acpi_gbl_db_method_info.flags = flags;
+
+ return_obj.pointer = NULL;
+ return_obj.length = ACPI_ALLOCATE_BUFFER;
+ }
status = acpi_db_execute_setup(&acpi_gbl_db_method_info);
if (ACPI_FAILURE(status)) {
@@ -450,6 +470,7 @@ acpi_db_execute(char *name, char **args, acpi_object_type *types, u32 flags)
(u32)return_obj.length);
acpi_db_dump_external_object(return_obj.pointer, 1);
+ acpi_os_printf("\n");
/* Dump a _PLD buffer if present */