xref: /openbmc/linux/include/acpi/acpi_lpat.h (revision 9cfc5c90)
1 /*
2  * acpi_lpat.h - LPAT table processing functions
3  *
4  * Copyright (C) 2015 Intel Corporation. All rights reserved.
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License version
8  * 2 as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  */
15 
16 #ifndef ACPI_LPAT_H
17 #define ACPI_LPAT_H
18 
19 struct acpi_lpat {
20 	int temp;
21 	int raw;
22 };
23 
24 struct acpi_lpat_conversion_table {
25 	struct acpi_lpat *lpat;
26 	int lpat_count;
27 };
28 
29 #ifdef CONFIG_ACPI
30 
31 int acpi_lpat_raw_to_temp(struct acpi_lpat_conversion_table *lpat_table,
32 			  int raw);
33 int acpi_lpat_temp_to_raw(struct acpi_lpat_conversion_table *lpat_table,
34 			  int temp);
35 struct acpi_lpat_conversion_table *acpi_lpat_get_conversion_table(acpi_handle
36 								  handle);
37 void acpi_lpat_free_conversion_table(struct acpi_lpat_conversion_table
38 				     *lpat_table);
39 
40 #else
41 static int acpi_lpat_raw_to_temp(struct acpi_lpat_conversion_table *lpat_table,
42 				 int raw)
43 {
44 	return 0;
45 }
46 
47 static int acpi_lpat_temp_to_raw(struct acpi_lpat_conversion_table *lpat_table,
48 				 int temp)
49 {
50 	return 0;
51 }
52 
53 static struct acpi_lpat_conversion_table *acpi_lpat_get_conversion_table(
54 							acpi_handle handle)
55 {
56 	return NULL;
57 }
58 
59 static void acpi_lpat_free_conversion_table(struct acpi_lpat_conversion_table
60 					    *lpat_table)
61 {
62 }
63 
64 #endif
65 #endif
66