include/acpi/acpi_lpat.h

0001 /* SPDX-License-Identifier: GPL-2.0-only */
0002 /*
0003  * acpi_lpat.h - LPAT table processing functions
0004  *
0005  * Copyright (C) 2015 Intel Corporation. All rights reserved.
0006  */
0007
0008 #ifndef ACPI_LPAT_H
0009 #define ACPI_LPAT_H
0010
0011 struct acpi_lpat {
0012     int temp;
0013     int raw;
0014 };
0015
0016 struct acpi_lpat_conversion_table {
0017     struct acpi_lpat *lpat;
0018     int lpat_count;
0019 };
0020
0021 #ifdef CONFIG_ACPI
0022
0023 int acpi_lpat_raw_to_temp(struct acpi_lpat_conversion_table *lpat_table,
0024               int raw);
0025 int acpi_lpat_temp_to_raw(struct acpi_lpat_conversion_table *lpat_table,
0026               int temp);
0027 struct acpi_lpat_conversion_table *acpi_lpat_get_conversion_table(acpi_handle
0028                                   handle);
0029 void acpi_lpat_free_conversion_table(struct acpi_lpat_conversion_table
0030                      *lpat_table);
0031
0032 #else
0033 static int acpi_lpat_raw_to_temp(struct acpi_lpat_conversion_table *lpat_table,
0034                  int raw)
0035 {
0036     return 0;
0037 }
0038
0039 static int acpi_lpat_temp_to_raw(struct acpi_lpat_conversion_table *lpat_table,
0040                  int temp)
0041 {
0042     return 0;
0043 }
0044
0045 static struct acpi_lpat_conversion_table *acpi_lpat_get_conversion_table(
0046                             acpi_handle handle)
0047 {
0048     return NULL;
0049 }
0050
0051 static void acpi_lpat_free_conversion_table(struct acpi_lpat_conversion_table
0052                         *lpat_table)
0053 {
0054 }
0055
0056 #endif
0057 #endif