1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Common functions for ACPI tests
4  *
5  * Copyright 2020 Google LLC
6  * Written by Simon Glass <sjg@chromium.org>
7  */
8 
9 #ifndef __TEST_DM_ACPI_H
10 #define __TEST_DM_ACPI_H
11 
12 #define ACPI_TEST_DEV_NAME	"ABCD"
13 #define ACPI_TEST_CHILD_NAME	"EFGH"
14 
15 /**
16  * acpi_test_alloc_context_size() - Allocate an ACPI context of a given size
17  *
18  * @ctxp: Returns allocated context
19  * @size: Size to allocate in bytes
20  * @return 0 if OK, -ENOMEM if out of memory
21  */
22 int acpi_test_alloc_context_size(struct acpi_ctx **ctxp, int size);
23 
24 /**
25  * acpi_test_get_length() - decode a three-byte length field
26  *
27  * @ptr: Length encoded as per ACPI
28  * @return decoded length, or -EINVAL on error
29  */
30 int acpi_test_get_length(u8 *ptr);
31 
32 #endif /*__TEST_DM_ACPI_H */
33