1 #ifndef __NVTHERM_PRIV_H__ 2 #define __NVTHERM_PRIV_H__ 3 4 /* 5 * Copyright 2012 The Nouveau community 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a 8 * copy of this software and associated documentation files (the "Software"), 9 * to deal in the Software without restriction, including without limitation 10 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 11 * and/or sell copies of the Software, and to permit persons to whom the 12 * Software is furnished to do so, subject to the following conditions: 13 * 14 * The above copyright notice and this permission notice shall be included in 15 * all copies or substantial portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 21 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 22 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 23 * OTHER DEALINGS IN THE SOFTWARE. 24 * 25 * Authors: Martin Peres 26 */ 27 28 #include <subdev/therm.h> 29 30 #include <subdev/bios/extdev.h> 31 #include <subdev/bios/gpio.h> 32 #include <subdev/bios/perf.h> 33 #include <subdev/bios/therm.h> 34 #include <subdev/timer.h> 35 36 struct nouveau_fan { 37 struct nouveau_therm *parent; 38 const char *type; 39 40 struct nvbios_therm_fan bios; 41 struct nvbios_perf_fan perf; 42 43 struct nouveau_alarm alarm; 44 spinlock_t lock; 45 int percent; 46 47 int (*get)(struct nouveau_therm *therm); 48 int (*set)(struct nouveau_therm *therm, int percent); 49 50 struct dcb_gpio_func tach; 51 }; 52 53 enum nouveau_therm_thrs_direction { 54 NOUVEAU_THERM_THRS_FALLING = 0, 55 NOUVEAU_THERM_THRS_RISING = 1 56 }; 57 58 enum nouveau_therm_thrs_state { 59 NOUVEAU_THERM_THRS_LOWER = 0, 60 NOUVEAU_THERM_THRS_HIGHER = 1 61 }; 62 63 enum nouveau_therm_thrs { 64 NOUVEAU_THERM_THRS_FANBOOST = 0, 65 NOUVEAU_THERM_THRS_DOWNCLOCK = 1, 66 NOUVEAU_THERM_THRS_CRITICAL = 2, 67 NOUVEAU_THERM_THRS_SHUTDOWN = 3, 68 NOUVEAU_THERM_THRS_NR 69 }; 70 71 struct nouveau_therm_priv { 72 struct nouveau_therm base; 73 74 /* automatic thermal management */ 75 struct nouveau_alarm alarm; 76 spinlock_t lock; 77 struct nouveau_therm_trip_point *last_trip; 78 int mode; 79 int cstate; 80 int suspend; 81 82 /* bios */ 83 struct nvbios_therm_sensor bios_sensor; 84 85 /* fan priv */ 86 struct nouveau_fan *fan; 87 88 /* alarms priv */ 89 struct { 90 spinlock_t alarm_program_lock; 91 struct nouveau_alarm therm_poll_alarm; 92 enum nouveau_therm_thrs_state alarm_state[NOUVEAU_THERM_THRS_NR]; 93 void (*program_alarms)(struct nouveau_therm *); 94 } sensor; 95 96 /* what should be done if the card overheats */ 97 struct { 98 void (*downclock)(struct nouveau_therm *, bool active); 99 void (*pause)(struct nouveau_therm *, bool active); 100 } emergency; 101 102 /* ic */ 103 struct i2c_client *ic; 104 }; 105 106 int nouveau_therm_fan_mode(struct nouveau_therm *therm, int mode); 107 int nouveau_therm_attr_get(struct nouveau_therm *therm, 108 enum nouveau_therm_attr_type type); 109 int nouveau_therm_attr_set(struct nouveau_therm *therm, 110 enum nouveau_therm_attr_type type, int value); 111 112 void nouveau_therm_ic_ctor(struct nouveau_therm *therm); 113 114 int nouveau_therm_sensor_ctor(struct nouveau_therm *therm); 115 116 int nouveau_therm_fan_ctor(struct nouveau_therm *therm); 117 int nouveau_therm_fan_init(struct nouveau_therm *therm); 118 int nouveau_therm_fan_fini(struct nouveau_therm *therm, bool suspend); 119 int nouveau_therm_fan_get(struct nouveau_therm *therm); 120 int nouveau_therm_fan_set(struct nouveau_therm *therm, bool now, int percent); 121 int nouveau_therm_fan_user_get(struct nouveau_therm *therm); 122 int nouveau_therm_fan_user_set(struct nouveau_therm *therm, int percent); 123 124 int nouveau_therm_fan_sense(struct nouveau_therm *therm); 125 126 int nouveau_therm_preinit(struct nouveau_therm *); 127 128 int nouveau_therm_sensor_init(struct nouveau_therm *therm); 129 int nouveau_therm_sensor_fini(struct nouveau_therm *therm, bool suspend); 130 void nouveau_therm_sensor_preinit(struct nouveau_therm *); 131 void nouveau_therm_sensor_set_threshold_state(struct nouveau_therm *therm, 132 enum nouveau_therm_thrs thrs, 133 enum nouveau_therm_thrs_state st); 134 enum nouveau_therm_thrs_state 135 nouveau_therm_sensor_get_threshold_state(struct nouveau_therm *therm, 136 enum nouveau_therm_thrs thrs); 137 void nouveau_therm_sensor_event(struct nouveau_therm *therm, 138 enum nouveau_therm_thrs thrs, 139 enum nouveau_therm_thrs_direction dir); 140 void nouveau_therm_program_alarms_polling(struct nouveau_therm *therm); 141 142 void nv40_therm_intr(struct nouveau_subdev *); 143 int nv50_fan_pwm_ctrl(struct nouveau_therm *, int, bool); 144 int nv50_fan_pwm_get(struct nouveau_therm *, int, u32 *, u32 *); 145 int nv50_fan_pwm_set(struct nouveau_therm *, int, u32, u32); 146 int nv50_fan_pwm_clock(struct nouveau_therm *, int); 147 int nv84_temp_get(struct nouveau_therm *therm); 148 void nv84_sensor_setup(struct nouveau_therm *therm); 149 int nv84_therm_fini(struct nouveau_object *object, bool suspend); 150 151 int nva3_therm_fan_sense(struct nouveau_therm *); 152 153 int nvd0_therm_init(struct nouveau_object *object); 154 155 int nouveau_fanpwm_create(struct nouveau_therm *, struct dcb_gpio_func *); 156 int nouveau_fantog_create(struct nouveau_therm *, struct dcb_gpio_func *); 157 int nouveau_fannil_create(struct nouveau_therm *); 158 159 #endif 160