diff options
Diffstat (limited to 'board/redrix/thermal.c')
| -rw-r--r-- | board/redrix/thermal.c | 215 |
1 files changed, 0 insertions, 215 deletions
diff --git a/board/redrix/thermal.c b/board/redrix/thermal.c deleted file mode 100644 index 39d9a49c3a..0000000000 --- a/board/redrix/thermal.c +++ /dev/null @@ -1,215 +0,0 @@ -/* Copyright 2021 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -#include "chipset.h" -#include "common.h" -#include "console.h" -#include "fan.h" -#include "hooks.h" -#include "host_command.h" -#include "tablet_mode.h" -#include "temp_sensor.h" -#include "thermal.h" -#include "util.h" - -/* Console output macros */ -#define CPUTS(outstr) cputs(CC_THERMAL, outstr) -#define CPRINTS(format, args...) cprints(CC_THERMAL, format, ## args) - -struct fan_step { - /* - * Sensor 1~4 trigger point, set -1 if we're not using this - * sensor to determine fan speed. - */ - int8_t on[TEMP_SENSOR_COUNT]; - - /* - * Sensor 1~4 trigger point, set -1 if we're not using this - * sensor to determine fan speed. - */ - int8_t off[TEMP_SENSOR_COUNT]; - - /* Fan 1~2 rpm */ - uint16_t rpm[FAN_CH_COUNT]; -}; - -static const struct fan_step *fan_step_table; - -static const struct fan_step fan_table_clamshell[] = { - { - /* level 0 */ - .on = {44, 46, 0, -1}, - .off = {99, 99, 99, -1}, - .rpm = {0, 0}, - }, - { - /* level 1 */ - .on = {45, 47, 0, -1}, - .off = {44, 46, 99, -1}, - .rpm = {3400, 3900}, - }, - { - /* level 2 */ - .on = {46, 48, 0, -1}, - .off = {45, 47, 99, -1}, - .rpm = {3700, 4200}, - }, - { - /* level 3 */ - .on = {47, 49, 0, -1}, - .off = {46, 48, 99, -1}, - .rpm = {4100, 4500}, - }, - { - /* level 4 */ - .on = {48, 50, 50, -1}, - .off = {47, 49, 48, -1}, - .rpm = {4200, 4600}, - }, - { - /* level 5 */ - .on = {49, 51, 52, -1}, - .off = {48, 50, 50, -1}, - .rpm = {4600, 4900}, - }, - { - /* level 6 */ - .on = {100, 100, 100, -1}, - .off = {49, 51, 52, -1}, - .rpm = {4900, 5200}, - }, -}; - -static const struct fan_step fan_table_tablet[] = { - { - /* level 0 */ - .on = {44, 46, 0, -1}, - .off = {99, 99, 99, -1}, - .rpm = {0, 0}, - }, - { - /* level 1 */ - .on = {45, 47, 0, -1}, - .off = {44, 46, 99, -1}, - .rpm = {3400, 3900}, - }, - { - /* level 2 */ - .on = {46, 48, 0, -1}, - .off = {45, 47, 99, -1}, - .rpm = {3700, 4200}, - }, - { - /* level 3 */ - .on = {47, 49, 0, -1}, - .off = {46, 48, 99, -1}, - .rpm = {4100, 4500}, - }, - { - /* level 4 */ - .on = {48, 50, 50, -1}, - .off = {47, 49, 48, -1}, - .rpm = {4200, 4600}, - }, - { - /* level 5 */ - .on = {49, 51, 52, -1}, - .off = {48, 50, 50, -1}, - .rpm = {4600, 4900}, - }, - { - /* level 6 */ - .on = {100, 100, 100, -1}, - .off = {49, 51, 52, -1}, - .rpm = {4900, 5200}, - }, -}; - -#define NUM_FAN_LEVELS ARRAY_SIZE(fan_table_clamshell) - -BUILD_ASSERT(ARRAY_SIZE(fan_table_clamshell) == - ARRAY_SIZE(fan_table_tablet)); - -int fan_table_to_rpm(int fan, int *temp) -{ - static int current_level; - static int prev_tmp[TEMP_SENSOR_COUNT]; - int new_rpm = 0; - int i; - - if (tablet_get_mode()) - fan_step_table = fan_table_tablet; - else - fan_step_table = fan_table_clamshell; - - /* - * Compare the current and previous temperature, we have - * the three paths : - * 1. decreasing path. (check the release point) - * 2. increasing path. (check the trigger point) - * 3. invariant path. (return the current RPM) - */ - if (temp[TEMP_SENSOR_1_DDR] < prev_tmp[TEMP_SENSOR_1_DDR] || - temp[TEMP_SENSOR_2_SOC] < prev_tmp[TEMP_SENSOR_2_SOC] || - temp[TEMP_SENSOR_3_CHARGER] < prev_tmp[TEMP_SENSOR_3_CHARGER]) { - for (i = current_level; i > 0; i--) { - if (temp[TEMP_SENSOR_1_DDR] < - fan_step_table[i].off[TEMP_SENSOR_1_DDR] && - temp[TEMP_SENSOR_3_CHARGER] < - fan_step_table[i].off[TEMP_SENSOR_3_CHARGER] && - temp[TEMP_SENSOR_2_SOC] < - fan_step_table[i].off[TEMP_SENSOR_2_SOC]) - current_level = i - 1; - else - break; - } - } else if (temp[TEMP_SENSOR_1_DDR] > prev_tmp[TEMP_SENSOR_1_DDR] || - temp[TEMP_SENSOR_2_SOC] > prev_tmp[TEMP_SENSOR_2_SOC] || - temp[TEMP_SENSOR_3_CHARGER] > - prev_tmp[TEMP_SENSOR_3_CHARGER]) { - for (i = current_level; i < NUM_FAN_LEVELS; i++) { - if ((temp[TEMP_SENSOR_1_DDR] > - fan_step_table[i].on[TEMP_SENSOR_1_DDR] && - temp[TEMP_SENSOR_3_CHARGER] > - fan_step_table[i].on[TEMP_SENSOR_3_CHARGER]) || - temp[TEMP_SENSOR_2_SOC] > - fan_step_table[i].on[TEMP_SENSOR_2_SOC]) - current_level = i + 1; - else - break; - } - } - - if (current_level < 0) - current_level = 0; - - for (i = 0; i < TEMP_SENSOR_COUNT; ++i) - prev_tmp[i] = temp[i]; - - ASSERT(current_level < NUM_FAN_LEVELS); - - switch (fan) { - case FAN_CH_0: - new_rpm = fan_step_table[current_level].rpm[FAN_CH_0]; - break; - case FAN_CH_1: - new_rpm = fan_step_table[current_level].rpm[FAN_CH_1]; - break; - default: - break; - } - - return new_rpm; -} - -void board_override_fan_control(int fan, int *tmp) -{ - if (chipset_in_state(CHIPSET_STATE_ON | - CHIPSET_STATE_ANY_SUSPEND)) { - fan_set_rpm_mode(FAN_CH(fan), 1); - fan_set_rpm_target(FAN_CH(fan), - fan_table_to_rpm(fan, tmp)); - } -} |