[deliverable/linux.git] / drivers / gpu / drm / nouveau / core / subdev / therm / base.c

/*
 * 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"

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->fan->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_set_mode(therm, value);
	case NOUVEAU_THERM_ATTR_THRS_FAN_BOOST:
		priv->bios_sensor.thrs_fan_boost.temp = value;
		return 0;
	case NOUVEAU_THERM_ATTR_THRS_FAN_BOOST_HYST:
		priv->bios_sensor.thrs_fan_boost.hysteresis = value;
		return 0;
	case NOUVEAU_THERM_ATTR_THRS_DOWN_CLK:
		priv->bios_sensor.thrs_down_clock.temp = value;
		return 0;
	case NOUVEAU_THERM_ATTR_THRS_DOWN_CLK_HYST:
		priv->bios_sensor.thrs_down_clock.hysteresis = value;
		return 0;
	case NOUVEAU_THERM_ATTR_THRS_CRITICAL:
		priv->bios_sensor.thrs_critical.temp = value;
		return 0;
	case NOUVEAU_THERM_ATTR_THRS_CRITICAL_HYST:
		priv->bios_sensor.thrs_critical.hysteresis = value;
		return 0;
	case NOUVEAU_THERM_ATTR_THRS_SHUTDOWN:
		priv->bios_sensor.thrs_shutdown.temp = value;
		return 0;
	case NOUVEAU_THERM_ATTR_THRS_SHUTDOWN_HYST:
		priv->bios_sensor.thrs_shutdown.hysteresis = value;
		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->fan->percent >= 0)
		therm->fan_set(therm, priv->fan->percent);

	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;

	priv->fan->percent = therm->fan_get(therm);

	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;

	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;
	return 0;
}

int
nouveau_therm_preinit(struct nouveau_therm *therm)
{
	nouveau_therm_ic_ctor(therm);
	nouveau_therm_sensor_ctor(therm);
	nouveau_therm_fan_ctor(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);
}
Commit	Line	Data
aa1b9b48 MP	1	/*
	2	* Copyright 2012 The Nouveau community
	3	*
	4	* Permission is hereby granted, free of charge, to any person obtaining a
	5	* copy of this software and associated documentation files (the "Software"),
	6	* to deal in the Software without restriction, including without limitation
	7	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
	8	* and/or sell copies of the Software, and to permit persons to whom the
	9	* Software is furnished to do so, subject to the following conditions:
	10	*
	11	* The above copyright notice and this permission notice shall be included in
	12	* all copies or substantial portions of the Software.
	13	*
	14	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	15	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	16	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
	17	* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
	18	* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
	19	* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
	20	* OTHER DEALINGS IN THE SOFTWARE.
	21	*
	22	* Authors: Martin Peres
	23	*/
	24
	25	#include <core/object.h>
	26	#include <core/device.h>
	27
	28	#include <subdev/bios.h>
	29
	30	#include "priv.h"
	31
	32	int
	33	nouveau_therm_attr_get(struct nouveau_therm *therm,
	34	enum nouveau_therm_attr_type type)
	35	{
	36	struct nouveau_therm_priv priv = (void )therm;
	37
	38	switch (type) {
	39	case NOUVEAU_THERM_ATTR_FAN_MIN_DUTY:
9c3bd3a5	40	return priv->fan->bios.min_duty;
aa1b9b48	41	case NOUVEAU_THERM_ATTR_FAN_MAX_DUTY:
9c3bd3a5	42	return priv->fan->bios.max_duty;
2f951a5d	43	case NOUVEAU_THERM_ATTR_FAN_MODE:
9c3bd3a5	44	return priv->fan->mode;
aa1b9b48 MP	45	case NOUVEAU_THERM_ATTR_THRS_FAN_BOOST:
	46	return priv->bios_sensor.thrs_fan_boost.temp;
	47	case NOUVEAU_THERM_ATTR_THRS_FAN_BOOST_HYST:
	48	return priv->bios_sensor.thrs_fan_boost.hysteresis;
	49	case NOUVEAU_THERM_ATTR_THRS_DOWN_CLK:
	50	return priv->bios_sensor.thrs_down_clock.temp;
	51	case NOUVEAU_THERM_ATTR_THRS_DOWN_CLK_HYST:
	52	return priv->bios_sensor.thrs_down_clock.hysteresis;
	53	case NOUVEAU_THERM_ATTR_THRS_CRITICAL:
	54	return priv->bios_sensor.thrs_critical.temp;
	55	case NOUVEAU_THERM_ATTR_THRS_CRITICAL_HYST:
	56	return priv->bios_sensor.thrs_critical.hysteresis;
	57	case NOUVEAU_THERM_ATTR_THRS_SHUTDOWN:
	58	return priv->bios_sensor.thrs_shutdown.temp;
	59	case NOUVEAU_THERM_ATTR_THRS_SHUTDOWN_HYST:
	60	return priv->bios_sensor.thrs_shutdown.hysteresis;
	61	}
	62
	63	return -EINVAL;
	64	}
	65
	66	int
	67	nouveau_therm_attr_set(struct nouveau_therm *therm,
	68	enum nouveau_therm_attr_type type, int value)
	69	{
	70	struct nouveau_therm_priv priv = (void )therm;
	71
	72	switch (type) {
	73	case NOUVEAU_THERM_ATTR_FAN_MIN_DUTY:
	74	if (value < 0)
	75	value = 0;
9c3bd3a5 BS	76	if (value > priv->fan->bios.max_duty)
	77	value = priv->fan->bios.max_duty;
	78	priv->fan->bios.min_duty = value;
aa1b9b48 MP	79	return 0;
	80	case NOUVEAU_THERM_ATTR_FAN_MAX_DUTY:
	81	if (value < 0)
	82	value = 0;
9c3bd3a5 BS	83	if (value < priv->fan->bios.min_duty)
	84	value = priv->fan->bios.min_duty;
	85	priv->fan->bios.max_duty = value;
aa1b9b48	86	return 0;
2f951a5d MP	87	case NOUVEAU_THERM_ATTR_FAN_MODE:
2f951a5d MP	88	return nouveau_therm_fan_set_mode(therm, value);
aa1b9b48 MP	89	case NOUVEAU_THERM_ATTR_THRS_FAN_BOOST:
	90	priv->bios_sensor.thrs_fan_boost.temp = value;
	91	return 0;
	92	case NOUVEAU_THERM_ATTR_THRS_FAN_BOOST_HYST:
	93	priv->bios_sensor.thrs_fan_boost.hysteresis = value;
	94	return 0;
	95	case NOUVEAU_THERM_ATTR_THRS_DOWN_CLK:
	96	priv->bios_sensor.thrs_down_clock.temp = value;
	97	return 0;
	98	case NOUVEAU_THERM_ATTR_THRS_DOWN_CLK_HYST:
	99	priv->bios_sensor.thrs_down_clock.hysteresis = value;
	100	return 0;
	101	case NOUVEAU_THERM_ATTR_THRS_CRITICAL:
	102	priv->bios_sensor.thrs_critical.temp = value;
	103	return 0;
	104	case NOUVEAU_THERM_ATTR_THRS_CRITICAL_HYST:
	105	priv->bios_sensor.thrs_critical.hysteresis = value;
	106	return 0;
	107	case NOUVEAU_THERM_ATTR_THRS_SHUTDOWN:
	108	priv->bios_sensor.thrs_shutdown.temp = value;
	109	return 0;
	110	case NOUVEAU_THERM_ATTR_THRS_SHUTDOWN_HYST:
	111	priv->bios_sensor.thrs_shutdown.hysteresis = value;
	112	return 0;
	113	}
	114
	115	return -EINVAL;
	116	}
	117
	118	int
5f066c32	119	_nouveau_therm_init(struct nouveau_object *object)
aa1b9b48 MP	120	{
	121	struct nouveau_therm therm = (void )object;
	122	struct nouveau_therm_priv priv = (void )therm;
	123	int ret;
	124
	125	ret = nouveau_subdev_init(&therm->base);
	126	if (ret)
	127	return ret;
	128
9c3bd3a5 BS	129	if (priv->fan->percent >= 0)
9c3bd3a5 BS	130	therm->fan_set(therm, priv->fan->percent);
aa1b9b48 MP	131
	132	return 0;
	133	}
	134
	135	int
5f066c32	136	_nouveau_therm_fini(struct nouveau_object *object, bool suspend)
aa1b9b48 MP	137	{
	138	struct nouveau_therm therm = (void )object;
	139	struct nouveau_therm_priv priv = (void )therm;
	140
9c3bd3a5	141	priv->fan->percent = therm->fan_get(therm);
aa1b9b48 MP	142
	143	return nouveau_subdev_fini(&therm->base, suspend);
	144	}
5f066c32 BS	145
	146	int
	147	nouveau_therm_create_(struct nouveau_object *parent,
	148	struct nouveau_object *engine,
	149	struct nouveau_oclass *oclass,
	150	int length, void **pobject)
	151	{
	152	struct nouveau_therm_priv *priv;
	153	int ret;
	154
	155	ret = nouveau_subdev_create_(parent, engine, oclass, 0, "PTHERM",
	156	"therm", length, pobject);
	157	priv = *pobject;
	158	if (ret)
	159	return ret;
	160
5f066c32 BS	161	priv->base.fan_get = nouveau_therm_fan_user_get;
	162	priv->base.fan_set = nouveau_therm_fan_user_set;
	163	priv->base.fan_sense = nouveau_therm_fan_sense;
	164	priv->base.attr_get = nouveau_therm_attr_get;
	165	priv->base.attr_set = nouveau_therm_attr_set;
	166	return 0;
	167	}
9c3bd3a5 BS	168
	169	int
	170	nouveau_therm_preinit(struct nouveau_therm *therm)
	171	{
	172	nouveau_therm_ic_ctor(therm);
	173	nouveau_therm_sensor_ctor(therm);
	174	nouveau_therm_fan_ctor(therm);
	175	return 0;
	176	}
	177
	178	void
	179	_nouveau_therm_dtor(struct nouveau_object *object)
	180	{
	181	struct nouveau_therm_priv priv = (void )object;
	182	kfree(priv->fan);
	183	nouveau_subdev_destroy(&priv->base.base);
	184	}