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Diffstat (limited to 'nvkm/subdev/therm/base.c')
-rw-r--r--nvkm/subdev/therm/base.c374
1 files changed, 0 insertions, 374 deletions
diff --git a/nvkm/subdev/therm/base.c b/nvkm/subdev/therm/base.c
deleted file mode 100644
index 9ad01da6e..000000000
--- a/nvkm/subdev/therm/base.c
+++ /dev/null
@@ -1,374 +0,0 @@
-/*
- * 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 <core/object.h>
-#include <core/device.h>
-
-#include <subdev/bios.h>
-
-#include "priv.h"
-
-static int
-nouveau_therm_update_trip(struct nouveau_therm *therm)
-{
- struct nouveau_therm_priv *priv = (void *)therm;
- struct nouveau_therm_trip_point *trip = priv->fan->bios.trip,
- *cur_trip = NULL,
- *last_trip = priv->last_trip;
- u8 temp = therm->temp_get(therm);
- u16 duty, i;
-
- /* look for the trip point corresponding to the current temperature */
- cur_trip = NULL;
- for (i = 0; i < priv->fan->bios.nr_fan_trip; i++) {
- if (temp >= trip[i].temp)
- cur_trip = &trip[i];
- }
-
- /* account for the hysteresis cycle */
- if (last_trip && temp <= (last_trip->temp) &&
- temp > (last_trip->temp - last_trip->hysteresis))
- cur_trip = last_trip;
-
- if (cur_trip) {
- duty = cur_trip->fan_duty;
- priv->last_trip = cur_trip;
- } else {
- duty = 0;
- priv->last_trip = NULL;
- }
-
- return duty;
-}
-
-static int
-nouveau_therm_update_linear(struct nouveau_therm *therm)
-{
- struct nouveau_therm_priv *priv = (void *)therm;
- u8 linear_min_temp = priv->fan->bios.linear_min_temp;
- u8 linear_max_temp = priv->fan->bios.linear_max_temp;
- u8 temp = therm->temp_get(therm);
- u16 duty;
-
- /* handle the non-linear part first */
- if (temp < linear_min_temp)
- return priv->fan->bios.min_duty;
- else if (temp > linear_max_temp)
- return priv->fan->bios.max_duty;
-
- /* we are in the linear zone */
- duty = (temp - linear_min_temp);
- duty *= (priv->fan->bios.max_duty - priv->fan->bios.min_duty);
- duty /= (linear_max_temp - linear_min_temp);
- duty += priv->fan->bios.min_duty;
-
- return duty;
-}
-
-static void
-nouveau_therm_update(struct nouveau_therm *therm, int mode)
-{
- struct nouveau_timer *ptimer = nouveau_timer(therm);
- struct nouveau_therm_priv *priv = (void *)therm;
- unsigned long flags;
- bool immd = true;
- bool poll = true;
- int duty = -1;
-
- spin_lock_irqsave(&priv->lock, flags);
- if (mode < 0)
- mode = priv->mode;
- priv->mode = mode;
-
- switch (mode) {
- case NOUVEAU_THERM_CTRL_MANUAL:
- ptimer->alarm_cancel(ptimer, &priv->alarm);
- duty = nouveau_therm_fan_get(therm);
- if (duty < 0)
- duty = 100;
- poll = false;
- break;
- case NOUVEAU_THERM_CTRL_AUTO:
- switch(priv->fan->bios.fan_mode) {
- case NVBIOS_THERM_FAN_TRIP:
- duty = nouveau_therm_update_trip(therm);
- break;
- case NVBIOS_THERM_FAN_LINEAR:
- duty = nouveau_therm_update_linear(therm);
- break;
- case NVBIOS_THERM_FAN_OTHER:
- if (priv->cstate)
- duty = priv->cstate;
- poll = false;
- break;
- }
- immd = false;
- break;
- case NOUVEAU_THERM_CTRL_NONE:
- default:
- ptimer->alarm_cancel(ptimer, &priv->alarm);
- poll = false;
- }
-
- if (list_empty(&priv->alarm.head) && poll)
- ptimer->alarm(ptimer, 1000000000ULL, &priv->alarm);
- spin_unlock_irqrestore(&priv->lock, flags);
-
- if (duty >= 0) {
- nv_debug(therm, "FAN target request: %d%%\n", duty);
- nouveau_therm_fan_set(therm, immd, duty);
- }
-}
-
-int
-nouveau_therm_cstate(struct nouveau_therm *ptherm, int fan, int dir)
-{
- struct nouveau_therm_priv *priv = (void *)ptherm;
- if (!dir || (dir < 0 && fan < priv->cstate) ||
- (dir > 0 && fan > priv->cstate)) {
- nv_debug(ptherm, "default fan speed -> %d%%\n", fan);
- priv->cstate = fan;
- nouveau_therm_update(ptherm, -1);
- }
- return 0;
-}
-
-static void
-nouveau_therm_alarm(struct nouveau_alarm *alarm)
-{
- struct nouveau_therm_priv *priv =
- container_of(alarm, struct nouveau_therm_priv, alarm);
- nouveau_therm_update(&priv->base, -1);
-}
-
-int
-nouveau_therm_fan_mode(struct nouveau_therm *therm, int mode)
-{
- struct nouveau_therm_priv *priv = (void *)therm;
- struct nouveau_device *device = nv_device(therm);
- static const char *name[] = {
- "disabled",
- "manual",
- "automatic"
- };
-
- /* The default PPWR ucode on fermi interferes with fan management */
- if ((mode >= ARRAY_SIZE(name)) ||
- (mode != NOUVEAU_THERM_CTRL_NONE && device->card_type >= NV_C0 &&
- !nouveau_subdev(device, NVDEV_SUBDEV_PWR)))
- return -EINVAL;
-
- /* do not allow automatic fan management if the thermal sensor is
- * not available */
- if (mode == NOUVEAU_THERM_CTRL_AUTO && therm->temp_get(therm) < 0)
- return -EINVAL;
-
- if (priv->mode == mode)
- return 0;
-
- nv_info(therm, "fan management: %s\n", name[mode]);
- nouveau_therm_update(therm, mode);
- return 0;
-}
-
-int
-nouveau_therm_attr_get(struct nouveau_therm *therm,
- enum nouveau_therm_attr_type type)
-{
- struct nouveau_therm_priv *priv = (void *)therm;
-
- switch (type) {
- case NOUVEAU_THERM_ATTR_FAN_MIN_DUTY:
- return priv->fan->bios.min_duty;
- case NOUVEAU_THERM_ATTR_FAN_MAX_DUTY:
- return priv->fan->bios.max_duty;
- case NOUVEAU_THERM_ATTR_FAN_MODE:
- return priv->mode;
- case NOUVEAU_THERM_ATTR_THRS_FAN_BOOST:
- return priv->bios_sensor.thrs_fan_boost.temp;
- case NOUVEAU_THERM_ATTR_THRS_FAN_BOOST_HYST:
- return priv->bios_sensor.thrs_fan_boost.hysteresis;
- case NOUVEAU_THERM_ATTR_THRS_DOWN_CLK:
- return priv->bios_sensor.thrs_down_clock.temp;
- case NOUVEAU_THERM_ATTR_THRS_DOWN_CLK_HYST:
- return priv->bios_sensor.thrs_down_clock.hysteresis;
- case NOUVEAU_THERM_ATTR_THRS_CRITICAL:
- return priv->bios_sensor.thrs_critical.temp;
- case NOUVEAU_THERM_ATTR_THRS_CRITICAL_HYST:
- return priv->bios_sensor.thrs_critical.hysteresis;
- case NOUVEAU_THERM_ATTR_THRS_SHUTDOWN:
- return priv->bios_sensor.thrs_shutdown.temp;
- case NOUVEAU_THERM_ATTR_THRS_SHUTDOWN_HYST:
- return priv->bios_sensor.thrs_shutdown.hysteresis;
- }
-
- return -EINVAL;
-}
-
-int
-nouveau_therm_attr_set(struct nouveau_therm *therm,
- enum nouveau_therm_attr_type type, int value)
-{
- struct nouveau_therm_priv *priv = (void *)therm;
-
- switch (type) {
- case NOUVEAU_THERM_ATTR_FAN_MIN_DUTY:
- if (value < 0)
- value = 0;
- if (value > priv->fan->bios.max_duty)
- value = priv->fan->bios.max_duty;
- priv->fan->bios.min_duty = value;
- return 0;
- case NOUVEAU_THERM_ATTR_FAN_MAX_DUTY:
- if (value < 0)
- value = 0;
- if (value < priv->fan->bios.min_duty)
- value = priv->fan->bios.min_duty;
- priv->fan->bios.max_duty = value;
- return 0;
- case NOUVEAU_THERM_ATTR_FAN_MODE:
- return nouveau_therm_fan_mode(therm, value);
- case NOUVEAU_THERM_ATTR_THRS_FAN_BOOST:
- priv->bios_sensor.thrs_fan_boost.temp = value;
- priv->sensor.program_alarms(therm);
- return 0;
- case NOUVEAU_THERM_ATTR_THRS_FAN_BOOST_HYST:
- priv->bios_sensor.thrs_fan_boost.hysteresis = value;
- priv->sensor.program_alarms(therm);
- return 0;
- case NOUVEAU_THERM_ATTR_THRS_DOWN_CLK:
- priv->bios_sensor.thrs_down_clock.temp = value;
- priv->sensor.program_alarms(therm);
- return 0;
- case NOUVEAU_THERM_ATTR_THRS_DOWN_CLK_HYST:
- priv->bios_sensor.thrs_down_clock.hysteresis = value;
- priv->sensor.program_alarms(therm);
- return 0;
- case NOUVEAU_THERM_ATTR_THRS_CRITICAL:
- priv->bios_sensor.thrs_critical.temp = value;
- priv->sensor.program_alarms(therm);
- return 0;
- case NOUVEAU_THERM_ATTR_THRS_CRITICAL_HYST:
- priv->bios_sensor.thrs_critical.hysteresis = value;
- priv->sensor.program_alarms(therm);
- return 0;
- case NOUVEAU_THERM_ATTR_THRS_SHUTDOWN:
- priv->bios_sensor.thrs_shutdown.temp = value;
- priv->sensor.program_alarms(therm);
- return 0;
- case NOUVEAU_THERM_ATTR_THRS_SHUTDOWN_HYST:
- priv->bios_sensor.thrs_shutdown.hysteresis = value;
- priv->sensor.program_alarms(therm);
- return 0;
- }
-
- return -EINVAL;
-}
-
-int
-_nouveau_therm_init(struct nouveau_object *object)
-{
- struct nouveau_therm *therm = (void *)object;
- struct nouveau_therm_priv *priv = (void *)therm;
- int ret;
-
- ret = nouveau_subdev_init(&therm->base);
- if (ret)
- return ret;
-
- if (priv->suspend >= 0) {
- /* restore the pwm value only when on manual or auto mode */
- if (priv->suspend > 0)
- nouveau_therm_fan_set(therm, true, priv->fan->percent);
-
- nouveau_therm_fan_mode(therm, priv->suspend);
- }
- nouveau_therm_sensor_init(therm);
- nouveau_therm_fan_init(therm);
- return 0;
-}
-
-int
-_nouveau_therm_fini(struct nouveau_object *object, bool suspend)
-{
- struct nouveau_therm *therm = (void *)object;
- struct nouveau_therm_priv *priv = (void *)therm;
-
- nouveau_therm_fan_fini(therm, suspend);
- nouveau_therm_sensor_fini(therm, suspend);
- if (suspend) {
- priv->suspend = priv->mode;
- priv->mode = NOUVEAU_THERM_CTRL_NONE;
- }
-
- return nouveau_subdev_fini(&therm->base, suspend);
-}
-
-int
-nouveau_therm_create_(struct nouveau_object *parent,
- struct nouveau_object *engine,
- struct nouveau_oclass *oclass,
- int length, void **pobject)
-{
- struct nouveau_therm_priv *priv;
- int ret;
-
- ret = nouveau_subdev_create_(parent, engine, oclass, 0, "PTHERM",
- "therm", length, pobject);
- priv = *pobject;
- if (ret)
- return ret;
-
- nouveau_alarm_init(&priv->alarm, nouveau_therm_alarm);
- spin_lock_init(&priv->lock);
- spin_lock_init(&priv->sensor.alarm_program_lock);
-
- priv->base.fan_get = nouveau_therm_fan_user_get;
- priv->base.fan_set = nouveau_therm_fan_user_set;
- priv->base.fan_sense = nouveau_therm_fan_sense;
- priv->base.attr_get = nouveau_therm_attr_get;
- priv->base.attr_set = nouveau_therm_attr_set;
- priv->mode = priv->suspend = -1; /* undefined */
- return 0;
-}
-
-int
-nouveau_therm_preinit(struct nouveau_therm *therm)
-{
- nouveau_therm_sensor_ctor(therm);
- nouveau_therm_ic_ctor(therm);
- nouveau_therm_fan_ctor(therm);
-
- nouveau_therm_fan_mode(therm, NOUVEAU_THERM_CTRL_AUTO);
- nouveau_therm_sensor_preinit(therm);
- return 0;
-}
-
-void
-_nouveau_therm_dtor(struct nouveau_object *object)
-{
- struct nouveau_therm_priv *priv = (void *)object;
- kfree(priv->fan);
- nouveau_subdev_destroy(&priv->base.base);
-}