Files
snapclient/components/audio_hal/driver/es8388/headphone_detect.c
2025-01-01 22:32:05 +01:00

98 lines
3.1 KiB
C

/*
* ESPRESSIF MIT License
*
* Copyright (c) 2018 <ESPRESSIF SYSTEMS (SHANGHAI) PTE LTD>
*
* Permission is hereby granted for use on all ESPRESSIF SYSTEMS products, in
* which case, it is 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
* AUTHORS OR COPYRIGHT HOLDERS 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.
*
*/
#include <stdio.h>
#include <string.h>
#include "board.h"
#include "driver/gpio.h"
#include "es8388.h"
#include "esp_log.h"
#include "freertos/FreeRTOS.h"
#include "freertos/queue.h"
#include "freertos/task.h"
#include "freertos/timers.h"
#if defined(CONFIG_ESP_LYRAT_V4_3_BOARD) || \
defined(CONFIG_ESP_AI_THINKER_ES8388_BOARD)
#define HP_DELAY_TIME_MS 1000
static const char *TAG = "HEADPHONE";
static TimerHandle_t timer_headphone;
static void hp_timer_cb(TimerHandle_t xTimer) {
int num = (int)pvTimerGetTimerID(xTimer);
int res = gpio_get_level(num);
es8388_pa_power(res);
}
static int hp_timer_init(int num) {
timer_headphone =
xTimerCreate("hp_timer0", HP_DELAY_TIME_MS / portTICK_PERIOD_MS, pdFALSE,
(void *)num, hp_timer_cb);
if (timer_headphone == NULL) {
ESP_LOGE(TAG, "hp_timer create err");
return ESP_FAIL;
}
return ESP_OK;
}
static void IRAM_ATTR headphone_gpio_intr_handler(void *arg) {
BaseType_t xHigherPriorityTaskWoken = pdFALSE;
xTimerResetFromISR(timer_headphone, &xHigherPriorityTaskWoken);
if (xHigherPriorityTaskWoken != pdFALSE) {
portYIELD_FROM_ISR();
}
}
void headphone_detect_deinit() {
xTimerDelete(timer_headphone, HP_DELAY_TIME_MS / portTICK_PERIOD_MS);
gpio_uninstall_isr_service();
timer_headphone = NULL;
}
int headphone_status_get() {
return gpio_get_level(get_headphone_detect_gpio());
}
void headphone_detect_init(int num) {
hp_timer_init(num);
gpio_config_t io_conf;
memset(&io_conf, 0, sizeof(io_conf));
io_conf.intr_type = GPIO_INTR_ANYEDGE;
io_conf.mode = GPIO_MODE_INPUT;
io_conf.pin_bit_mask = BIT64(num);
io_conf.pull_down_en = 0;
io_conf.pull_up_en = 1;
gpio_config(&io_conf);
gpio_install_isr_service(0);
gpio_isr_handler_add(num, headphone_gpio_intr_handler, (void *)num);
}
#endif /* defined(CONFIG_ESP_LYRAT_V4_3_BOARD) || \
defined(CONFIG_ESP_AI_THINKER_ES8388_BOARD) */