reg_method 789 drivers/acpi/acpica/evregion.c acpi_handle reg_method; reg_method 807 drivers/acpi/acpica/evregion.c status = acpi_get_handle(ec_device_node, METHOD_NAME__REG, ®_method); reg_method 839 drivers/acpi/acpica/evregion.c status = acpi_evaluate_object(reg_method, NULL, &args, NULL);