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/* Copyright 2022 The ChromiumOS Authors
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "body_detection.h"
#include "hooks.h"
#include "host_command.h"
#include "lid_switch.h"
#include "temp_sensor/temp_sensor.h"
#include "thermal.h"
#define CPRINTS(format, args...) cprints(CC_THERMAL, format, ##args)
#define CPRINTF(format, args...) cprintf(CC_THERMAL, format, ##args)
#define TEMP_AMB TEMP_SENSOR_ID(DT_NODELABEL(temp_sensor_amb))
/*
* TODO(b/202062363): Remove when clang is fixed.
*/
#define THERMAL_DESKTOP_LID_OPEN \
{ \
.temp_host = { \
[EC_TEMP_THRESH_WARN] = C_TO_K(44), \
[EC_TEMP_THRESH_HIGH] = C_TO_K(105), \
[EC_TEMP_THRESH_HALT] = C_TO_K(110), \
}, \
.temp_host_release = { \
[EC_TEMP_THRESH_WARN] = C_TO_K(40), \
[EC_TEMP_THRESH_HIGH] = C_TO_K(95), \
[EC_TEMP_THRESH_HALT] = C_TO_K(100), \
}, \
}
__maybe_unused static const struct ec_thermal_config thermal_desktop_lid_open =
THERMAL_DESKTOP_LID_OPEN;
/*
* TODO(b/202062363): Remove when clang is fixed.
*/
#define THERMAL_DESKTOP_LID_CLOSE \
{ \
.temp_host = { \
[EC_TEMP_THRESH_WARN] = C_TO_K(43), \
[EC_TEMP_THRESH_HIGH] = C_TO_K(105), \
[EC_TEMP_THRESH_HALT] = C_TO_K(110), \
}, \
.temp_host_release = { \
[EC_TEMP_THRESH_WARN] = C_TO_K(39), \
[EC_TEMP_THRESH_HIGH] = C_TO_K(95), \
[EC_TEMP_THRESH_HALT] = C_TO_K(100), \
}, \
}
__maybe_unused static const struct ec_thermal_config thermal_desktop_lid_close =
THERMAL_DESKTOP_LID_CLOSE;
/*
* TODO(b/202062363): Remove when clang is fixed.
*/
#define THERMAL_LAPTOP \
{ \
.temp_host = { \
[EC_TEMP_THRESH_WARN] = C_TO_K(44), \
[EC_TEMP_THRESH_HIGH] = C_TO_K(105), \
[EC_TEMP_THRESH_HALT] = C_TO_K(110), \
}, \
.temp_host_release = { \
[EC_TEMP_THRESH_WARN] = C_TO_K(40), \
[EC_TEMP_THRESH_HIGH] = C_TO_K(95), \
[EC_TEMP_THRESH_HALT] = C_TO_K(100), \
}, \
}
__maybe_unused static const struct ec_thermal_config thermal_laptop =
THERMAL_LAPTOP;
static int last_amb_temp = -1;
/* Switch thermal table when mode change */
static void thermal_table_switch(void)
{
enum body_detect_states body_state = body_detect_get_state();
if (body_state == BODY_DETECTION_OFF_BODY) {
if (lid_is_open()) {
thermal_params[TEMP_AMB] = thermal_desktop_lid_open;
CPRINTS("Thermal: Desktop lid open mode");
} else {
thermal_params[TEMP_AMB] = thermal_desktop_lid_close;
CPRINTS("Thermal: Desktop lid close mode");
}
} else {
thermal_params[TEMP_AMB] = thermal_laptop;
CPRINTS("Thermal: Laptop mode");
}
}
DECLARE_HOOK(HOOK_INIT, thermal_table_switch, HOOK_PRIO_DEFAULT);
DECLARE_HOOK(HOOK_LID_CHANGE, thermal_table_switch, HOOK_PRIO_DEFAULT);
DECLARE_HOOK(HOOK_BODY_DETECT_CHANGE, thermal_table_switch, HOOK_PRIO_DEFAULT);
/* Set SCI event to host for temperature change */
static void detect_temp_change(void)
{
int t, rv;
rv = temp_sensor_read(TEMP_AMB, &t);
if (rv == EC_SUCCESS) {
if (last_amb_temp != t) {
last_amb_temp = t;
host_set_single_event(EC_HOST_EVENT_THERMAL_THRESHOLD);
}
} else if (rv == EC_ERROR_INVAL) {
CPRINTS("Temp sensor: Invalid id");
}
}
DECLARE_HOOK(HOOK_SECOND, detect_temp_change, HOOK_PRIO_TEMP_SENSOR_DONE);
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