diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/therm/priv.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/therm/priv.h | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/priv.h b/drivers/gpu/drm/nouveau/core/subdev/therm/priv.h new file mode 100644 index 0000000..15ca64e --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/subdev/therm/priv.h @@ -0,0 +1,150 @@ +#ifndef __NVTHERM_PRIV_H__ +#define __NVTHERM_PRIV_H__ + +/* + * Copyright 2012 The Nouveau community + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Martin Peres + */ + +#include <subdev/therm.h> + +#include <subdev/bios/extdev.h> +#include <subdev/bios/gpio.h> +#include <subdev/bios/perf.h> +#include <subdev/bios/therm.h> +#include <subdev/timer.h> + +struct nouveau_fan { + struct nouveau_therm *parent; + const char *type; + + struct nvbios_therm_fan bios; + struct nvbios_perf_fan perf; + + struct nouveau_alarm alarm; + spinlock_t lock; + int percent; + + int (*get)(struct nouveau_therm *therm); + int (*set)(struct nouveau_therm *therm, int percent); + + struct dcb_gpio_func tach; +}; + +enum nouveau_therm_thrs_direction { + NOUVEAU_THERM_THRS_FALLING = 0, + NOUVEAU_THERM_THRS_RISING = 1 +}; + +enum nouveau_therm_thrs_state { + NOUVEAU_THERM_THRS_LOWER = 0, + NOUVEAU_THERM_THRS_HIGHER = 1 +}; + +enum nouveau_therm_thrs { + NOUVEAU_THERM_THRS_FANBOOST = 0, + NOUVEAU_THERM_THRS_DOWNCLOCK = 1, + NOUVEAU_THERM_THRS_CRITICAL = 2, + NOUVEAU_THERM_THRS_SHUTDOWN = 3, + NOUVEAU_THERM_THRS_NR +}; + +struct nouveau_therm_priv { + struct nouveau_therm base; + + /* automatic thermal management */ + struct nouveau_alarm alarm; + spinlock_t lock; + struct nouveau_therm_trip_point *last_trip; + int mode; + int suspend; + + /* bios */ + struct nvbios_therm_sensor bios_sensor; + + /* fan priv */ + struct nouveau_fan *fan; + + /* alarms priv */ + struct { + spinlock_t alarm_program_lock; + struct nouveau_alarm therm_poll_alarm; + enum nouveau_therm_thrs_state alarm_state[NOUVEAU_THERM_THRS_NR]; + void (*program_alarms)(struct nouveau_therm *); + } sensor; + + /* what should be done if the card overheats */ + struct { + void (*downclock)(struct nouveau_therm *, bool active); + void (*pause)(struct nouveau_therm *, bool active); + } emergency; + + /* ic */ + struct i2c_client *ic; +}; + +int nouveau_therm_fan_mode(struct nouveau_therm *therm, int mode); +int nouveau_therm_attr_get(struct nouveau_therm *therm, + enum nouveau_therm_attr_type type); +int nouveau_therm_attr_set(struct nouveau_therm *therm, + enum nouveau_therm_attr_type type, int value); + +void nouveau_therm_ic_ctor(struct nouveau_therm *therm); + +int nouveau_therm_sensor_ctor(struct nouveau_therm *therm); + +int nouveau_therm_fan_ctor(struct nouveau_therm *therm); +int nouveau_therm_fan_get(struct nouveau_therm *therm); +int nouveau_therm_fan_set(struct nouveau_therm *therm, bool now, int percent); +int nouveau_therm_fan_user_get(struct nouveau_therm *therm); +int nouveau_therm_fan_user_set(struct nouveau_therm *therm, int percent); + +int nouveau_therm_fan_sense(struct nouveau_therm *therm); + +int nouveau_therm_preinit(struct nouveau_therm *); + +void nouveau_therm_sensor_preinit(struct nouveau_therm *); +void nouveau_therm_sensor_set_threshold_state(struct nouveau_therm *therm, + enum nouveau_therm_thrs thrs, + enum nouveau_therm_thrs_state st); +enum nouveau_therm_thrs_state +nouveau_therm_sensor_get_threshold_state(struct nouveau_therm *therm, + enum nouveau_therm_thrs thrs); +void nouveau_therm_sensor_event(struct nouveau_therm *therm, + enum nouveau_therm_thrs thrs, + enum nouveau_therm_thrs_direction dir); +void nouveau_therm_program_alarms_polling(struct nouveau_therm *therm); + +void nv40_therm_intr(struct nouveau_subdev *); +int nv50_fan_pwm_ctrl(struct nouveau_therm *, int, bool); +int nv50_fan_pwm_get(struct nouveau_therm *, int, u32 *, u32 *); +int nv50_fan_pwm_set(struct nouveau_therm *, int, u32, u32); +int nv50_fan_pwm_clock(struct nouveau_therm *); +int nv84_temp_get(struct nouveau_therm *therm); + +int nva3_therm_fan_sense(struct nouveau_therm *); + +int nouveau_fanpwm_create(struct nouveau_therm *, struct dcb_gpio_func *); +int nouveau_fantog_create(struct nouveau_therm *, struct dcb_gpio_func *); +int nouveau_fannil_create(struct nouveau_therm *); + +#endif |