xref: /linux/drivers/gpu/drm/nouveau/include/nvkm/subdev/therm.h (revision 25a6402557d3903e5082fc1afb2f97706abd9a6c)
1 #ifndef __NVKM_THERM_H__
2 #define __NVKM_THERM_H__
3 #include <core/subdev.h>
4 
5 enum nvkm_therm_fan_mode {
6 	NVKM_THERM_CTRL_NONE = 0,
7 	NVKM_THERM_CTRL_MANUAL = 1,
8 	NVKM_THERM_CTRL_AUTO = 2,
9 };
10 
11 enum nvkm_therm_attr_type {
12 	NVKM_THERM_ATTR_FAN_MIN_DUTY = 0,
13 	NVKM_THERM_ATTR_FAN_MAX_DUTY = 1,
14 	NVKM_THERM_ATTR_FAN_MODE = 2,
15 
16 	NVKM_THERM_ATTR_THRS_FAN_BOOST = 10,
17 	NVKM_THERM_ATTR_THRS_FAN_BOOST_HYST = 11,
18 	NVKM_THERM_ATTR_THRS_DOWN_CLK = 12,
19 	NVKM_THERM_ATTR_THRS_DOWN_CLK_HYST = 13,
20 	NVKM_THERM_ATTR_THRS_CRITICAL = 14,
21 	NVKM_THERM_ATTR_THRS_CRITICAL_HYST = 15,
22 	NVKM_THERM_ATTR_THRS_SHUTDOWN = 16,
23 	NVKM_THERM_ATTR_THRS_SHUTDOWN_HYST = 17,
24 };
25 
26 struct nvkm_therm {
27 	struct nvkm_subdev base;
28 
29 	int (*pwm_ctrl)(struct nvkm_therm *, int line, bool);
30 	int (*pwm_get)(struct nvkm_therm *, int line, u32 *, u32 *);
31 	int (*pwm_set)(struct nvkm_therm *, int line, u32, u32);
32 	int (*pwm_clock)(struct nvkm_therm *, int line);
33 
34 	int (*fan_get)(struct nvkm_therm *);
35 	int (*fan_set)(struct nvkm_therm *, int);
36 	int (*fan_sense)(struct nvkm_therm *);
37 
38 	int (*temp_get)(struct nvkm_therm *);
39 
40 	int (*attr_get)(struct nvkm_therm *, enum nvkm_therm_attr_type);
41 	int (*attr_set)(struct nvkm_therm *, enum nvkm_therm_attr_type, int);
42 };
43 
44 static inline struct nvkm_therm *
45 nvkm_therm(void *obj)
46 {
47 	return (void *)nvkm_subdev(obj, NVDEV_SUBDEV_THERM);
48 }
49 
50 #define nvkm_therm_create(p,e,o,d)                                          \
51 	nvkm_therm_create_((p), (e), (o), sizeof(**d), (void **)d)
52 #define nvkm_therm_destroy(p) ({                                            \
53 	struct nvkm_therm *therm = (p);                                     \
54         _nvkm_therm_dtor(nv_object(therm));                                 \
55 })
56 #define nvkm_therm_init(p) ({                                               \
57 	struct nvkm_therm *therm = (p);                                     \
58         _nvkm_therm_init(nv_object(therm));                                 \
59 })
60 #define nvkm_therm_fini(p,s) ({                                             \
61 	struct nvkm_therm *therm = (p);                                     \
62         _nvkm_therm_init(nv_object(therm), (s));                            \
63 })
64 
65 int  nvkm_therm_create_(struct nvkm_object *, struct nvkm_object *,
66 			   struct nvkm_oclass *, int, void **);
67 void _nvkm_therm_dtor(struct nvkm_object *);
68 int  _nvkm_therm_init(struct nvkm_object *);
69 int  _nvkm_therm_fini(struct nvkm_object *, bool);
70 
71 int  nvkm_therm_cstate(struct nvkm_therm *, int, int);
72 
73 extern struct nvkm_oclass nv40_therm_oclass;
74 extern struct nvkm_oclass nv50_therm_oclass;
75 extern struct nvkm_oclass g84_therm_oclass;
76 extern struct nvkm_oclass gt215_therm_oclass;
77 extern struct nvkm_oclass gf110_therm_oclass;
78 extern struct nvkm_oclass gm107_therm_oclass;
79 #endif
80