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1 #ifndef __ACPI_ACPI_THERMAL_H
2 #define __ACPI_ACPI_THERMAL_H
3 
4 #include <asm/ioctl.h>
5 
6 #define ACPI_THERMAL_MAGIC 's'
7 
8 #define ACPI_THERMAL_GET_TRT_LEN _IOR(ACPI_THERMAL_MAGIC, 1, unsigned long)
9 #define ACPI_THERMAL_GET_ART_LEN _IOR(ACPI_THERMAL_MAGIC, 2, unsigned long)
10 #define ACPI_THERMAL_GET_TRT_COUNT _IOR(ACPI_THERMAL_MAGIC, 3, unsigned long)
11 #define ACPI_THERMAL_GET_ART_COUNT _IOR(ACPI_THERMAL_MAGIC, 4, unsigned long)
12 
13 #define ACPI_THERMAL_GET_TRT	_IOR(ACPI_THERMAL_MAGIC, 5, unsigned long)
14 #define ACPI_THERMAL_GET_ART	_IOR(ACPI_THERMAL_MAGIC, 6, unsigned long)
15 
16 struct art {
17 	acpi_handle source;
18 	acpi_handle target;
19 	u64 weight;
20 	u64 ac0_max;
21 	u64 ac1_max;
22 	u64 ac2_max;
23 	u64 ac3_max;
24 	u64 ac4_max;
25 	u64 ac5_max;
26 	u64 ac6_max;
27 	u64 ac7_max;
28 	u64 ac8_max;
29 	u64 ac9_max;
30 } __packed;
31 
32 struct trt {
33 	acpi_handle source;
34 	acpi_handle target;
35 	u64 influence;
36 	u64 sample_period;
37 	u64 reverved1;
38 	u64 reverved2;
39 	u64 reverved3;
40 	u64 reverved4;
41 } __packed;
42 
43 #define ACPI_NR_ART_ELEMENTS 13
44 /* for usrspace */
45 union art_object {
46 	struct {
47 		char source_device[8]; /* ACPI single name */
48 		char target_device[8]; /* ACPI single name */
49 		u64 weight;
50 		u64 ac0_max_level;
51 		u64 ac1_max_level;
52 		u64 ac2_max_level;
53 		u64 ac3_max_level;
54 		u64 ac4_max_level;
55 		u64 ac5_max_level;
56 		u64 ac6_max_level;
57 		u64 ac7_max_level;
58 		u64 ac8_max_level;
59 		u64 ac9_max_level;
60 	};
61 	u64 __data[ACPI_NR_ART_ELEMENTS];
62 };
63 
64 union trt_object {
65 	struct {
66 		char source_device[8]; /* ACPI single name */
67 		char target_device[8]; /* ACPI single name */
68 		u64 influence;
69 		u64 sample_period;
70 		u64 reserved[4];
71 	};
72 	u64 __data[8];
73 };
74 
75 #ifdef __KERNEL__
76 int acpi_thermal_rel_misc_device_add(acpi_handle handle);
77 int acpi_thermal_rel_misc_device_remove(acpi_handle handle);
78 int acpi_parse_art(acpi_handle handle, int *art_count, struct art **arts,
79 		bool create_dev);
80 int acpi_parse_trt(acpi_handle handle, int *trt_count, struct trt **trts,
81 		bool create_dev);
82 #endif
83 
84 #endif /* __ACPI_ACPI_THERMAL_H */
85