Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/acpi/acpica/evrgnini.c b/drivers/acpi/acpica/evrgnini.c
index 39284de..0b47bbc 100644
--- a/drivers/acpi/acpica/evrgnini.c
+++ b/drivers/acpi/acpica/evrgnini.c
@@ -3,7 +3,7 @@
  *
  * Module Name: evrgnini- ACPI address_space (op_region) init
  *
- * Copyright (C) 2000 - 2018, Intel Corp.
+ * Copyright (C) 2000 - 2019, Intel Corp.
  *
  *****************************************************************************/
 
@@ -16,9 +16,6 @@
 #define _COMPONENT          ACPI_EVENTS
 ACPI_MODULE_NAME("evrgnini")
 
-/* Local prototypes */
-static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node);
-
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ev_system_memory_region_setup
@@ -33,7 +30,6 @@
  * DESCRIPTION: Setup a system_memory operation region
  *
  ******************************************************************************/
-
 acpi_status
 acpi_ev_system_memory_region_setup(acpi_handle handle,
 				   u32 function,
@@ -313,7 +309,7 @@
  *
  ******************************************************************************/
 
-static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node)
+u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node)
 {
 	acpi_status status;
 	struct acpi_pnp_device_id *hid;
@@ -520,25 +516,6 @@
 				handler_obj = obj_desc->common_notify.handler;
 				break;
 
-			case ACPI_TYPE_METHOD:
-				/*
-				 * If we are executing module level code, the original
-				 * Node's object was replaced by this Method object and we
-				 * saved the handler in the method object.
-				 *
-				 * Note: Only used for the legacy MLC support. Will
-				 * be removed in the future.
-				 *
-				 * See acpi_ns_exec_module_code
-				 */
-				if (!acpi_gbl_execute_tables_as_methods &&
-				    obj_desc->method.
-				    info_flags & ACPI_METHOD_MODULE_LEVEL) {
-					handler_obj =
-					    obj_desc->method.dispatch.handler;
-				}
-				break;
-
 			default:
 
 				/* Ignore other objects */