Commit | Line | Data |
---|---|---|
94f69966 JP |
1 | /* |
2 | * tmon.h contains data structures and constants used by TMON | |
3 | * | |
4 | * Copyright (C) 2012 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 or later 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 | * Author Name Jacob Pan <jacob.jun.pan@linux.intel.com> | |
16 | * | |
17 | */ | |
18 | ||
19 | #ifndef TMON_H | |
20 | #define TMON_H | |
21 | ||
22 | #define MAX_DISP_TEMP 125 | |
23 | #define MAX_CTRL_TEMP 105 | |
24 | #define MIN_CTRL_TEMP 40 | |
25 | #define MAX_NR_TZONE 16 | |
26 | #define MAX_NR_CDEV 32 | |
27 | #define MAX_NR_TRIP 16 | |
28 | #define MAX_NR_CDEV_TRIP 12 /* number of cooling devices that can bind | |
29 | * to a thermal zone trip. | |
30 | */ | |
31 | #define MAX_TEMP_KC 140000 | |
32 | /* starting char position to draw sensor data, such as tz names | |
33 | * trip point list, etc. | |
34 | */ | |
35 | #define DATA_LEFT_ALIGN 10 | |
36 | #define NR_LINES_TZDATA 1 | |
37 | #define TMON_LOG_FILE "/var/tmp/tmon.log" | |
38 | ||
39 | extern unsigned long ticktime; | |
40 | extern double time_elapsed; | |
41 | extern unsigned long target_temp_user; | |
42 | extern int dialogue_on; | |
43 | extern char ctrl_cdev[]; | |
44 | extern pthread_mutex_t input_lock; | |
45 | extern int tmon_exit; | |
46 | extern int target_thermal_zone; | |
47 | /* use fixed size record to simplify data processing and transfer | |
48 | * TBD: more info to be added, e.g. programmable trip point data. | |
49 | */ | |
50 | struct thermal_data_record { | |
51 | struct timeval tv; | |
52 | unsigned long temp[MAX_NR_TZONE]; | |
53 | double pid_out_pct; | |
54 | }; | |
55 | ||
56 | struct cdev_info { | |
57 | char type[64]; | |
58 | int instance; | |
59 | unsigned long max_state; | |
60 | unsigned long cur_state; | |
61 | unsigned long flag; | |
62 | }; | |
63 | ||
64 | enum trip_type { | |
65 | THERMAL_TRIP_CRITICAL, | |
66 | THERMAL_TRIP_HOT, | |
67 | THERMAL_TRIP_PASSIVE, | |
68 | THERMAL_TRIP_ACTIVE, | |
69 | NR_THERMAL_TRIP_TYPE, | |
70 | }; | |
71 | ||
72 | struct trip_point { | |
73 | enum trip_type type; | |
74 | unsigned long temp; | |
75 | unsigned long hysteresis; | |
76 | int attribute; /* programmability etc. */ | |
77 | }; | |
78 | ||
79 | /* thermal zone configuration information, binding with cooling devices could | |
80 | * change at runtime. | |
81 | */ | |
82 | struct tz_info { | |
83 | char type[256]; /* e.g. acpitz */ | |
84 | int instance; | |
85 | int passive; /* active zone has passive node to force passive mode */ | |
86 | int nr_cdev; /* number of cooling device binded */ | |
87 | int nr_trip_pts; | |
88 | struct trip_point tp[MAX_NR_TRIP]; | |
89 | unsigned long cdev_binding; /* bitmap for attached cdevs */ | |
90 | /* cdev bind trip points, allow one cdev bind to multiple trips */ | |
91 | unsigned long trip_binding[MAX_NR_CDEV]; | |
92 | }; | |
93 | ||
94 | struct tmon_platform_data { | |
95 | int nr_tz_sensor; | |
96 | int nr_cooling_dev; | |
97 | /* keep track of instance ids since there might be gaps */ | |
98 | int max_tz_instance; | |
99 | int max_cdev_instance; | |
100 | struct tz_info *tzi; | |
101 | struct cdev_info *cdi; | |
102 | }; | |
103 | ||
104 | struct control_ops { | |
105 | void (*set_ratio)(unsigned long ratio); | |
106 | unsigned long (*get_ratio)(unsigned long ratio); | |
107 | ||
108 | }; | |
109 | ||
110 | enum cdev_types { | |
111 | CDEV_TYPE_PROC, | |
112 | CDEV_TYPE_FAN, | |
113 | CDEV_TYPE_MEM, | |
114 | CDEV_TYPE_NR, | |
115 | }; | |
116 | ||
117 | /* REVISIT: the idea is to group sensors if possible, e.g. on intel mid | |
118 | * we have "skin0", "skin1", "sys", "msicdie" | |
119 | * on DPTF enabled systems, we might have PCH, TSKN, TAMB, etc. | |
120 | */ | |
121 | enum tzone_types { | |
122 | TZONE_TYPE_ACPI, | |
123 | TZONE_TYPE_PCH, | |
124 | TZONE_TYPE_NR, | |
125 | }; | |
126 | ||
127 | /* limit the output of PID controller adjustment */ | |
128 | #define LIMIT_HIGH (95) | |
129 | #define LIMIT_LOW (2) | |
130 | ||
131 | struct pid_params { | |
132 | double kp; /* Controller gain from Dialog Box */ | |
133 | double ki; /* Time-constant for I action from Dialog Box */ | |
134 | double kd; /* Time-constant for D action from Dialog Box */ | |
135 | double ts; | |
136 | double k_lpf; | |
137 | ||
138 | double t_target; | |
139 | double y_k; | |
140 | }; | |
141 | ||
142 | extern int init_thermal_controller(void); | |
143 | extern void controller_handler(const double xk, double *yk); | |
144 | ||
145 | extern struct tmon_platform_data ptdata; | |
146 | extern struct pid_params p_param; | |
147 | ||
148 | extern FILE *tmon_log; | |
149 | extern int cur_thermal_record; /* index to the trec array */ | |
150 | extern struct thermal_data_record trec[]; | |
151 | extern const char *trip_type_name[]; | |
152 | extern unsigned long no_control; | |
153 | ||
154 | extern void initialize_curses(void); | |
155 | extern void show_controller_stats(char *line); | |
156 | extern void show_title_bar(void); | |
157 | extern void setup_windows(void); | |
158 | extern void disable_tui(void); | |
159 | extern void show_sensors_w(void); | |
160 | extern void show_data_w(void); | |
161 | extern void write_status_bar(int x, char *line); | |
162 | extern void show_control_w(); | |
163 | ||
164 | extern void show_cooling_device(void); | |
165 | extern void show_dialogue(void); | |
166 | extern int update_thermal_data(void); | |
167 | ||
168 | extern int probe_thermal_sysfs(void); | |
169 | extern void free_thermal_data(void); | |
170 | extern void resize_handler(int sig); | |
171 | extern void set_ctrl_state(unsigned long state); | |
172 | extern void get_ctrl_state(unsigned long *state); | |
173 | extern void *handle_tui_events(void *arg); | |
174 | extern int sysfs_set_ulong(char *path, char *filename, unsigned long val); | |
175 | extern int zone_instance_to_index(int zone_inst); | |
176 | extern void close_windows(void); | |
177 | ||
178 | #define PT_COLOR_DEFAULT 1 | |
179 | #define PT_COLOR_HEADER_BAR 2 | |
180 | #define PT_COLOR_ERROR 3 | |
181 | #define PT_COLOR_RED 4 | |
182 | #define PT_COLOR_YELLOW 5 | |
183 | #define PT_COLOR_GREEN 6 | |
184 | #define PT_COLOR_BRIGHT 7 | |
185 | #define PT_COLOR_BLUE 8 | |
186 | ||
187 | /* each thermal zone uses 12 chars, 8 for name, 2 for instance, 2 space | |
188 | * also used to list trip points in forms of AAAC, which represents | |
189 | * A: Active | |
190 | * C: Critical | |
191 | */ | |
192 | #define TZONE_RECORD_SIZE 12 | |
193 | #define TZ_LEFT_ALIGN 32 | |
194 | #define CDEV_NAME_SIZE 20 | |
195 | #define CDEV_FLAG_IN_CONTROL (1 << 0) | |
196 | ||
197 | /* dialogue box starts */ | |
198 | #define DIAG_X 48 | |
199 | #define DIAG_Y 8 | |
200 | #define THERMAL_SYSFS "/sys/class/thermal" | |
201 | #define CDEV "cooling_device" | |
202 | #define TZONE "thermal_zone" | |
203 | #define TDATA_LEFT 16 | |
204 | #endif /* TMON_H */ |