projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| e1404611 BS |
2 | #ifndef __NVKM_THERM_H__ |
| 3 | #define __NVKM_THERM_H__ | |
| aa1b9b48 MP |
4 | #include <core/subdev.h> |
| 5 | ||
| 57113c01 BS |
6 | #include <subdev/bios.h> |
| 7 | #include <subdev/bios/therm.h> | |
| 8 | #include <subdev/timer.h> | |
| 9 | ||
| 10 | enum nvkm_therm_thrs_direction { | |
| 11 | NVKM_THERM_THRS_FALLING = 0, | |
| 12 | NVKM_THERM_THRS_RISING = 1 | |
| 13 | }; | |
| 14 | ||
| 15 | enum nvkm_therm_thrs_state { | |
| 16 | NVKM_THERM_THRS_LOWER = 0, | |
| 17 | NVKM_THERM_THRS_HIGHER = 1 | |
| 18 | }; | |
| 19 | ||
| 20 | enum nvkm_therm_thrs { | |
| 21 | NVKM_THERM_THRS_FANBOOST = 0, | |
| 22 | NVKM_THERM_THRS_DOWNCLOCK = 1, | |
| 23 | NVKM_THERM_THRS_CRITICAL = 2, | |
| 24 | NVKM_THERM_THRS_SHUTDOWN = 3, | |
| 25 | NVKM_THERM_THRS_NR | |
| 26 | }; | |
| 27 | ||
| e1404611 BS |
28 | enum nvkm_therm_fan_mode { |
| 29 | NVKM_THERM_CTRL_NONE = 0, | |
| 30 | NVKM_THERM_CTRL_MANUAL = 1, | |
| 31 | NVKM_THERM_CTRL_AUTO = 2, | |
| aa1b9b48 MP |
32 | }; |
| 33 | ||
| e1404611 BS |
34 | enum nvkm_therm_attr_type { |
| 35 | NVKM_THERM_ATTR_FAN_MIN_DUTY = 0, | |
| 36 | NVKM_THERM_ATTR_FAN_MAX_DUTY = 1, | |
| 37 | NVKM_THERM_ATTR_FAN_MODE = 2, | |
| aa1b9b48 | 38 | |
| e1404611 BS |
39 | NVKM_THERM_ATTR_THRS_FAN_BOOST = 10, |
| 40 | NVKM_THERM_ATTR_THRS_FAN_BOOST_HYST = 11, | |
| 41 | NVKM_THERM_ATTR_THRS_DOWN_CLK = 12, | |
| 42 | NVKM_THERM_ATTR_THRS_DOWN_CLK_HYST = 13, | |
| 43 | NVKM_THERM_ATTR_THRS_CRITICAL = 14, | |
| 44 | NVKM_THERM_ATTR_THRS_CRITICAL_HYST = 15, | |
| 45 | NVKM_THERM_ATTR_THRS_SHUTDOWN = 16, | |
| 46 | NVKM_THERM_ATTR_THRS_SHUTDOWN_HYST = 17, | |
| aa1b9b48 MP |
47 | }; |
| 48 | ||
| e1404611 | 49 | struct nvkm_therm { |
| 57113c01 | 50 | const struct nvkm_therm_func *func; |
| da06b46b | 51 | struct nvkm_subdev subdev; |
| aa1b9b48 | 52 | |
| 57113c01 BS |
53 | /* automatic thermal management */ |
| 54 | struct nvkm_alarm alarm; | |
| 55 | spinlock_t lock; | |
| 56 | struct nvbios_therm_trip_point *last_trip; | |
| 57 | int mode; | |
| 58 | int cstate; | |
| 59 | int suspend; | |
| 60 | ||
| 61 | /* bios */ | |
| 62 | struct nvbios_therm_sensor bios_sensor; | |
| 63 | ||
| 64 | /* fan priv */ | |
| 65 | struct nvkm_fan *fan; | |
| 66 | ||
| 67 | /* alarms priv */ | |
| 68 | struct { | |
| 69 | spinlock_t alarm_program_lock; | |
| 70 | struct nvkm_alarm therm_poll_alarm; | |
| 71 | enum nvkm_therm_thrs_state alarm_state[NVKM_THERM_THRS_NR]; | |
| 72 | } sensor; | |
| 73 | ||
| 74 | /* what should be done if the card overheats */ | |
| 75 | struct { | |
| 76 | void (*downclock)(struct nvkm_therm *, bool active); | |
| 77 | void (*pause)(struct nvkm_therm *, bool active); | |
| 78 | } emergency; | |
| 79 | ||
| 80 | /* ic */ | |
| 81 | struct i2c_client *ic; | |
| 9c3bd3a5 | 82 | |
| e1404611 BS |
83 | int (*fan_get)(struct nvkm_therm *); |
| 84 | int (*fan_set)(struct nvkm_therm *, int); | |
| aa1b9b48 | 85 | |
| e1404611 BS |
86 | int (*attr_get)(struct nvkm_therm *, enum nvkm_therm_attr_type); |
| 87 | int (*attr_set)(struct nvkm_therm *, enum nvkm_therm_attr_type, int); | |
| aa1b9b48 MP |
88 | }; |
| 89 | ||
| 57113c01 BS |
90 | int nvkm_therm_temp_get(struct nvkm_therm *); |
| 91 | int nvkm_therm_fan_sense(struct nvkm_therm *); | |
| 92 | int nvkm_therm_cstate(struct nvkm_therm *, int, int); | |
| 93 | ||
| 94 | int nv40_therm_new(struct nvkm_device *, int, struct nvkm_therm **); | |
| 95 | int nv50_therm_new(struct nvkm_device *, int, struct nvkm_therm **); | |
| 96 | int g84_therm_new(struct nvkm_device *, int, struct nvkm_therm **); | |
| 97 | int gt215_therm_new(struct nvkm_device *, int, struct nvkm_therm **); | |
| 98 | int gf119_therm_new(struct nvkm_device *, int, struct nvkm_therm **); | |
| 99 | int gm107_therm_new(struct nvkm_device *, int, struct nvkm_therm **); | |
| 9d60b9c9 | 100 | int gm200_therm_new(struct nvkm_device *, int, struct nvkm_therm **); |
| aa1b9b48 | 101 | #endif |