1 files changed, 1 insertions, 0 deletions

diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h
index 73d6b1cb07f3..6bd08e83f31c 100644
--- a/include/acpi/actypes.h
+++ b/include/acpi/actypes.h
@@ -859,6 +859,7 @@ struct acpi_obj_info_header {
 struct acpi_device_info {
         ACPI_COMMON_OBJ_INFO;
 
+        u32 param_count;        /* If a method, required parameter count */
         u32 valid;              /* Indicates which fields below are valid */
         u32 current_status;     /* _STA value */
         acpi_integer address;   /* _ADR value if any */