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path: root/drivers/gpu/drm/nouveau/nvkm/subdev/therm/base.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/therm/base.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/therm/base.c305
1 files changed, 160 insertions, 145 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/therm/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/therm/base.c
index ec327cb64a0d..949dc6101a58 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/therm/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/therm/base.c
@@ -23,21 +23,26 @@
*/
#include "priv.h"
-#include <core/device.h>
+int
+nvkm_therm_temp_get(struct nvkm_therm *therm)
+{
+ if (therm->func->temp_get)
+ return therm->func->temp_get(therm);
+ return -ENODEV;
+}
static int
nvkm_therm_update_trip(struct nvkm_therm *therm)
{
- struct nvkm_therm_priv *priv = (void *)therm;
- struct nvbios_therm_trip_point *trip = priv->fan->bios.trip,
+ struct nvbios_therm_trip_point *trip = therm->fan->bios.trip,
*cur_trip = NULL,
- *last_trip = priv->last_trip;
- u8 temp = therm->temp_get(therm);
+ *last_trip = therm->last_trip;
+ u8 temp = therm->func->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++) {
+ for (i = 0; i < therm->fan->bios.nr_fan_trip; i++) {
if (temp >= trip[i].temp)
cur_trip = &trip[i];
}
@@ -49,10 +54,10 @@ nvkm_therm_update_trip(struct nvkm_therm *therm)
if (cur_trip) {
duty = cur_trip->fan_duty;
- priv->last_trip = cur_trip;
+ therm->last_trip = cur_trip;
} else {
duty = 0;
- priv->last_trip = NULL;
+ therm->last_trip = NULL;
}
return duty;
@@ -61,51 +66,50 @@ nvkm_therm_update_trip(struct nvkm_therm *therm)
static int
nvkm_therm_update_linear(struct nvkm_therm *therm)
{
- struct nvkm_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);
+ u8 linear_min_temp = therm->fan->bios.linear_min_temp;
+ u8 linear_max_temp = therm->fan->bios.linear_max_temp;
+ u8 temp = therm->func->temp_get(therm);
u16 duty;
/* handle the non-linear part first */
if (temp < linear_min_temp)
- return priv->fan->bios.min_duty;
+ return therm->fan->bios.min_duty;
else if (temp > linear_max_temp)
- return priv->fan->bios.max_duty;
+ return therm->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 *= (therm->fan->bios.max_duty - therm->fan->bios.min_duty);
duty /= (linear_max_temp - linear_min_temp);
- duty += priv->fan->bios.min_duty;
+ duty += therm->fan->bios.min_duty;
return duty;
}
static void
nvkm_therm_update(struct nvkm_therm *therm, int mode)
{
- struct nvkm_timer *ptimer = nvkm_timer(therm);
- struct nvkm_therm_priv *priv = (void *)therm;
+ struct nvkm_subdev *subdev = &therm->subdev;
+ struct nvkm_timer *tmr = subdev->device->timer;
unsigned long flags;
bool immd = true;
bool poll = true;
int duty = -1;
- spin_lock_irqsave(&priv->lock, flags);
+ spin_lock_irqsave(&therm->lock, flags);
if (mode < 0)
- mode = priv->mode;
- priv->mode = mode;
+ mode = therm->mode;
+ therm->mode = mode;
switch (mode) {
case NVKM_THERM_CTRL_MANUAL:
- ptimer->alarm_cancel(ptimer, &priv->alarm);
+ nvkm_timer_alarm_cancel(tmr, &therm->alarm);
duty = nvkm_therm_fan_get(therm);
if (duty < 0)
duty = 100;
poll = false;
break;
case NVKM_THERM_CTRL_AUTO:
- switch(priv->fan->bios.fan_mode) {
+ switch(therm->fan->bios.fan_mode) {
case NVBIOS_THERM_FAN_TRIP:
duty = nvkm_therm_update_trip(therm);
break;
@@ -113,8 +117,8 @@ nvkm_therm_update(struct nvkm_therm *therm, int mode)
duty = nvkm_therm_update_linear(therm);
break;
case NVBIOS_THERM_FAN_OTHER:
- if (priv->cstate)
- duty = priv->cstate;
+ if (therm->cstate)
+ duty = therm->cstate;
poll = false;
break;
}
@@ -122,29 +126,29 @@ nvkm_therm_update(struct nvkm_therm *therm, int mode)
break;
case NVKM_THERM_CTRL_NONE:
default:
- ptimer->alarm_cancel(ptimer, &priv->alarm);
+ nvkm_timer_alarm_cancel(tmr, &therm->alarm);
poll = false;
}
- if (list_empty(&priv->alarm.head) && poll)
- ptimer->alarm(ptimer, 1000000000ULL, &priv->alarm);
- spin_unlock_irqrestore(&priv->lock, flags);
+ if (list_empty(&therm->alarm.head) && poll)
+ nvkm_timer_alarm(tmr, 1000000000ULL, &therm->alarm);
+ spin_unlock_irqrestore(&therm->lock, flags);
if (duty >= 0) {
- nv_debug(therm, "FAN target request: %d%%\n", duty);
+ nvkm_debug(subdev, "FAN target request: %d%%\n", duty);
nvkm_therm_fan_set(therm, immd, duty);
}
}
int
-nvkm_therm_cstate(struct nvkm_therm *ptherm, int fan, int dir)
+nvkm_therm_cstate(struct nvkm_therm *therm, int fan, int dir)
{
- struct nvkm_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;
- nvkm_therm_update(ptherm, -1);
+ struct nvkm_subdev *subdev = &therm->subdev;
+ if (!dir || (dir < 0 && fan < therm->cstate) ||
+ (dir > 0 && fan > therm->cstate)) {
+ nvkm_debug(subdev, "default fan speed -> %d%%\n", fan);
+ therm->cstate = fan;
+ nvkm_therm_update(therm, -1);
}
return 0;
}
@@ -152,16 +156,16 @@ nvkm_therm_cstate(struct nvkm_therm *ptherm, int fan, int dir)
static void
nvkm_therm_alarm(struct nvkm_alarm *alarm)
{
- struct nvkm_therm_priv *priv =
- container_of(alarm, struct nvkm_therm_priv, alarm);
- nvkm_therm_update(&priv->base, -1);
+ struct nvkm_therm *therm =
+ container_of(alarm, struct nvkm_therm, alarm);
+ nvkm_therm_update(therm, -1);
}
int
nvkm_therm_fan_mode(struct nvkm_therm *therm, int mode)
{
- struct nvkm_therm_priv *priv = (void *)therm;
- struct nvkm_device *device = nv_device(therm);
+ struct nvkm_subdev *subdev = &therm->subdev;
+ struct nvkm_device *device = subdev->device;
static const char *name[] = {
"disabled",
"manual",
@@ -171,51 +175,49 @@ nvkm_therm_fan_mode(struct nvkm_therm *therm, int mode)
/* The default PPWR ucode on fermi interferes with fan management */
if ((mode >= ARRAY_SIZE(name)) ||
(mode != NVKM_THERM_CTRL_NONE && device->card_type >= NV_C0 &&
- !nvkm_subdev(device, NVDEV_SUBDEV_PMU)))
+ !device->pmu))
return -EINVAL;
/* do not allow automatic fan management if the thermal sensor is
* not available */
- if (mode == NVKM_THERM_CTRL_AUTO && therm->temp_get(therm) < 0)
+ if (mode == NVKM_THERM_CTRL_AUTO &&
+ therm->func->temp_get(therm) < 0)
return -EINVAL;
- if (priv->mode == mode)
+ if (therm->mode == mode)
return 0;
- nv_info(therm, "fan management: %s\n", name[mode]);
+ nvkm_debug(subdev, "fan management: %s\n", name[mode]);
nvkm_therm_update(therm, mode);
return 0;
}
int
-nvkm_therm_attr_get(struct nvkm_therm *therm,
- enum nvkm_therm_attr_type type)
+nvkm_therm_attr_get(struct nvkm_therm *therm, enum nvkm_therm_attr_type type)
{
- struct nvkm_therm_priv *priv = (void *)therm;
-
switch (type) {
case NVKM_THERM_ATTR_FAN_MIN_DUTY:
- return priv->fan->bios.min_duty;
+ return therm->fan->bios.min_duty;
case NVKM_THERM_ATTR_FAN_MAX_DUTY:
- return priv->fan->bios.max_duty;
+ return therm->fan->bios.max_duty;
case NVKM_THERM_ATTR_FAN_MODE:
- return priv->mode;
+ return therm->mode;
case NVKM_THERM_ATTR_THRS_FAN_BOOST:
- return priv->bios_sensor.thrs_fan_boost.temp;
+ return therm->bios_sensor.thrs_fan_boost.temp;
case NVKM_THERM_ATTR_THRS_FAN_BOOST_HYST:
- return priv->bios_sensor.thrs_fan_boost.hysteresis;
+ return therm->bios_sensor.thrs_fan_boost.hysteresis;
case NVKM_THERM_ATTR_THRS_DOWN_CLK:
- return priv->bios_sensor.thrs_down_clock.temp;
+ return therm->bios_sensor.thrs_down_clock.temp;
case NVKM_THERM_ATTR_THRS_DOWN_CLK_HYST:
- return priv->bios_sensor.thrs_down_clock.hysteresis;
+ return therm->bios_sensor.thrs_down_clock.hysteresis;
case NVKM_THERM_ATTR_THRS_CRITICAL:
- return priv->bios_sensor.thrs_critical.temp;
+ return therm->bios_sensor.thrs_critical.temp;
case NVKM_THERM_ATTR_THRS_CRITICAL_HYST:
- return priv->bios_sensor.thrs_critical.hysteresis;
+ return therm->bios_sensor.thrs_critical.hysteresis;
case NVKM_THERM_ATTR_THRS_SHUTDOWN:
- return priv->bios_sensor.thrs_shutdown.temp;
+ return therm->bios_sensor.thrs_shutdown.temp;
case NVKM_THERM_ATTR_THRS_SHUTDOWN_HYST:
- return priv->bios_sensor.thrs_shutdown.hysteresis;
+ return therm->bios_sensor.thrs_shutdown.hysteresis;
}
return -EINVAL;
@@ -225,143 +227,156 @@ int
nvkm_therm_attr_set(struct nvkm_therm *therm,
enum nvkm_therm_attr_type type, int value)
{
- struct nvkm_therm_priv *priv = (void *)therm;
-
switch (type) {
case NVKM_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;
+ if (value > therm->fan->bios.max_duty)
+ value = therm->fan->bios.max_duty;
+ therm->fan->bios.min_duty = value;
return 0;
case NVKM_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;
+ if (value < therm->fan->bios.min_duty)
+ value = therm->fan->bios.min_duty;
+ therm->fan->bios.max_duty = value;
return 0;
case NVKM_THERM_ATTR_FAN_MODE:
return nvkm_therm_fan_mode(therm, value);
case NVKM_THERM_ATTR_THRS_FAN_BOOST:
- priv->bios_sensor.thrs_fan_boost.temp = value;
- priv->sensor.program_alarms(therm);
+ therm->bios_sensor.thrs_fan_boost.temp = value;
+ therm->func->program_alarms(therm);
return 0;
case NVKM_THERM_ATTR_THRS_FAN_BOOST_HYST:
- priv->bios_sensor.thrs_fan_boost.hysteresis = value;
- priv->sensor.program_alarms(therm);
+ therm->bios_sensor.thrs_fan_boost.hysteresis = value;
+ therm->func->program_alarms(therm);
return 0;
case NVKM_THERM_ATTR_THRS_DOWN_CLK:
- priv->bios_sensor.thrs_down_clock.temp = value;
- priv->sensor.program_alarms(therm);
+ therm->bios_sensor.thrs_down_clock.temp = value;
+ therm->func->program_alarms(therm);
return 0;
case NVKM_THERM_ATTR_THRS_DOWN_CLK_HYST:
- priv->bios_sensor.thrs_down_clock.hysteresis = value;
- priv->sensor.program_alarms(therm);
+ therm->bios_sensor.thrs_down_clock.hysteresis = value;
+ therm->func->program_alarms(therm);
return 0;
case NVKM_THERM_ATTR_THRS_CRITICAL:
- priv->bios_sensor.thrs_critical.temp = value;
- priv->sensor.program_alarms(therm);
+ therm->bios_sensor.thrs_critical.temp = value;
+ therm->func->program_alarms(therm);
return 0;
case NVKM_THERM_ATTR_THRS_CRITICAL_HYST:
- priv->bios_sensor.thrs_critical.hysteresis = value;
- priv->sensor.program_alarms(therm);
+ therm->bios_sensor.thrs_critical.hysteresis = value;
+ therm->func->program_alarms(therm);
return 0;
case NVKM_THERM_ATTR_THRS_SHUTDOWN:
- priv->bios_sensor.thrs_shutdown.temp = value;
- priv->sensor.program_alarms(therm);
+ therm->bios_sensor.thrs_shutdown.temp = value;
+ therm->func->program_alarms(therm);
return 0;
case NVKM_THERM_ATTR_THRS_SHUTDOWN_HYST:
- priv->bios_sensor.thrs_shutdown.hysteresis = value;
- priv->sensor.program_alarms(therm);
+ therm->bios_sensor.thrs_shutdown.hysteresis = value;
+ therm->func->program_alarms(therm);
return 0;
}
return -EINVAL;
}
-int
-_nvkm_therm_init(struct nvkm_object *object)
+static void
+nvkm_therm_intr(struct nvkm_subdev *subdev)
{
- struct nvkm_therm *therm = (void *)object;
- struct nvkm_therm_priv *priv = (void *)therm;
- int ret;
-
- ret = nvkm_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)
- nvkm_therm_fan_set(therm, true, priv->fan->percent);
-
- nvkm_therm_fan_mode(therm, priv->suspend);
- }
- nvkm_therm_sensor_init(therm);
- nvkm_therm_fan_init(therm);
- return 0;
+ struct nvkm_therm *therm = nvkm_therm(subdev);
+ if (therm->func->intr)
+ therm->func->intr(therm);
}
-int
-_nvkm_therm_fini(struct nvkm_object *object, bool suspend)
+static int
+nvkm_therm_fini(struct nvkm_subdev *subdev, bool suspend)
{
- struct nvkm_therm *therm = (void *)object;
- struct nvkm_therm_priv *priv = (void *)therm;
+ struct nvkm_therm *therm = nvkm_therm(subdev);
+
+ if (therm->func->fini)
+ therm->func->fini(therm);
nvkm_therm_fan_fini(therm, suspend);
nvkm_therm_sensor_fini(therm, suspend);
+
if (suspend) {
- priv->suspend = priv->mode;
- priv->mode = NVKM_THERM_CTRL_NONE;
+ therm->suspend = therm->mode;
+ therm->mode = NVKM_THERM_CTRL_NONE;
}
- return nvkm_subdev_fini(&therm->base, suspend);
-}
-
-int
-nvkm_therm_create_(struct nvkm_object *parent, struct nvkm_object *engine,
- struct nvkm_oclass *oclass, int length, void **pobject)
-{
- struct nvkm_therm_priv *priv;
- int ret;
-
- ret = nvkm_subdev_create_(parent, engine, oclass, 0, "PTHERM",
- "therm", length, pobject);
- priv = *pobject;
- if (ret)
- return ret;
-
- nvkm_alarm_init(&priv->alarm, nvkm_therm_alarm);
- spin_lock_init(&priv->lock);
- spin_lock_init(&priv->sensor.alarm_program_lock);
-
- priv->base.fan_get = nvkm_therm_fan_user_get;
- priv->base.fan_set = nvkm_therm_fan_user_set;
- priv->base.fan_sense = nvkm_therm_fan_sense;
- priv->base.attr_get = nvkm_therm_attr_get;
- priv->base.attr_set = nvkm_therm_attr_set;
- priv->mode = priv->suspend = -1; /* undefined */
return 0;
}
-int
-nvkm_therm_preinit(struct nvkm_therm *therm)
+static int
+nvkm_therm_oneinit(struct nvkm_subdev *subdev)
{
+ struct nvkm_therm *therm = nvkm_therm(subdev);
nvkm_therm_sensor_ctor(therm);
nvkm_therm_ic_ctor(therm);
nvkm_therm_fan_ctor(therm);
-
nvkm_therm_fan_mode(therm, NVKM_THERM_CTRL_AUTO);
nvkm_therm_sensor_preinit(therm);
return 0;
}
-void
-_nvkm_therm_dtor(struct nvkm_object *object)
+static int
+nvkm_therm_init(struct nvkm_subdev *subdev)
+{
+ struct nvkm_therm *therm = nvkm_therm(subdev);
+
+ therm->func->init(therm);
+
+ if (therm->suspend >= 0) {
+ /* restore the pwm value only when on manual or auto mode */
+ if (therm->suspend > 0)
+ nvkm_therm_fan_set(therm, true, therm->fan->percent);
+
+ nvkm_therm_fan_mode(therm, therm->suspend);
+ }
+
+ nvkm_therm_sensor_init(therm);
+ nvkm_therm_fan_init(therm);
+ return 0;
+}
+
+static void *
+nvkm_therm_dtor(struct nvkm_subdev *subdev)
+{
+ struct nvkm_therm *therm = nvkm_therm(subdev);
+ kfree(therm->fan);
+ return therm;
+}
+
+static const struct nvkm_subdev_func
+nvkm_therm = {
+ .dtor = nvkm_therm_dtor,
+ .oneinit = nvkm_therm_oneinit,
+ .init = nvkm_therm_init,
+ .fini = nvkm_therm_fini,
+ .intr = nvkm_therm_intr,
+};
+
+int
+nvkm_therm_new_(const struct nvkm_therm_func *func, struct nvkm_device *device,
+ int index, struct nvkm_therm **ptherm)
{
- struct nvkm_therm_priv *priv = (void *)object;
- kfree(priv->fan);
- nvkm_subdev_destroy(&priv->base.base);
+ struct nvkm_therm *therm;
+
+ if (!(therm = *ptherm = kzalloc(sizeof(*therm), GFP_KERNEL)))
+ return -ENOMEM;
+
+ nvkm_subdev_ctor(&nvkm_therm, device, index, 0, &therm->subdev);
+ therm->func = func;
+
+ nvkm_alarm_init(&therm->alarm, nvkm_therm_alarm);
+ spin_lock_init(&therm->lock);
+ spin_lock_init(&therm->sensor.alarm_program_lock);
+
+ therm->fan_get = nvkm_therm_fan_user_get;
+ therm->fan_set = nvkm_therm_fan_user_set;
+ therm->attr_get = nvkm_therm_attr_get;
+ therm->attr_set = nvkm_therm_attr_set;
+ therm->mode = therm->suspend = -1; /* undefined */
+ return 0;
}