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1 | /* |
2 | * thermal_core.h |
3 | * |
4 | * Copyright (C) 2012 Intel Corp |
5 | * Author: Durgadoss R <durgadoss.r@intel.com> |
6 | * |
7 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
8 | * This program is free software; you can redistribute it and/or modify |
9 | * it under the terms of the GNU General Public License as published by |
10 | * the Free Software Foundation; version 2 of the License. |
11 | * |
12 | * This program is distributed in the hope that it will be useful, but |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 | * General Public License for more details. |
16 | * |
17 | * You should have received a copy of the GNU General Public License along |
18 | * with this program; if not, write to the Free Software Foundation, Inc., |
19 | * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. |
20 | * |
21 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
22 | */ |
23 | |
24 | #ifndef __THERMAL_CORE_H__ |
25 | #define __THERMAL_CORE_H__ |
26 | |
27 | #include <linux/device.h> |
28 | #include <linux/thermal.h> |
29 | |
30 | /* Initial state of a cooling device during binding */ |
31 | #define THERMAL_NO_TARGET -1UL |
32 | |
33 | /* |
34 | * This structure is used to describe the behavior of |
35 | * a certain cooling device on a certain trip point |
36 | * in a certain thermal zone |
37 | */ |
38 | struct thermal_instance { |
39 | int id; |
40 | char name[THERMAL_NAME_LENGTH]; |
41 | struct thermal_zone_device *tz; |
42 | struct thermal_cooling_device *cdev; |
43 | int trip; |
44 | unsigned long upper; /* Highest cooling state for this trip point */ |
45 | unsigned long lower; /* Lowest cooling state for this trip point */ |
46 | unsigned long target; /* expected cooling state */ |
47 | char attr_name[THERMAL_NAME_LENGTH]; |
48 | struct device_attribute attr; |
49 | struct list_head tz_node; /* node in tz->thermal_instances */ |
50 | struct list_head cdev_node; /* node in cdev->thermal_instances */ |
51 | }; |
52 | |
53 | #endif /* __THERMAL_CORE_H__ */ |
54 |
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