d63f6431c5
Allows disabling backwards compatibility, which is not enabled by default since IDF 5. Since these symbols have been stable for many years now, it's time to let them go. - portTICK_RATE_MS renamed to portTICK_PERIOD_MS - xSemaphoreHandle renamed to SemaphoreHandle_t - xTaskHandle renamed to TaskHandle_t
131 lines
4.5 KiB
C
131 lines
4.5 KiB
C
/*
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* ESPRESSIF MIT License
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*
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* Copyright (c) 2018 <ESPRESSIF SYSTEMS (SHANGHAI) PTE LTD>
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*
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* Permission is hereby granted for use on all ESPRESSIF SYSTEMS products, in
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* which case, it is free of charge, to any person obtaining a copy of this
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* software and associated documentation files (the "Software"), to deal in the
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* Software without restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do
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* so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*/
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#include "periph_button.h"
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#include "audio_mem.h"
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#include "button.h"
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#include "esp_log.h"
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static const char *TAG = "PERIPH_BUTTON";
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#define VALIDATE_BTN(periph, ret) \
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if (!(periph && esp_periph_get_id(periph) == PERIPH_ID_BUTTON)) { \
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ESP_LOGE(TAG, "Invalid BUTTON periph, at line %d", __LINE__); \
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return ret; \
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}
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typedef struct {
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esp_button_handle_t btn;
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uint64_t gpio_mask;
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int long_press_time_ms;
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} periph_button_t;
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static void button_send_event(esp_periph_handle_t self, int event_id,
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uint64_t mask) {
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int gpio_num = 0;
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while (mask) {
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if (mask & 0x01) {
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esp_periph_send_event(self, event_id, (void *)gpio_num, 0);
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}
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mask >>= 1;
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gpio_num++;
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}
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}
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static esp_err_t _button_run(esp_periph_handle_t self,
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audio_event_iface_msg_t *msg) {
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button_result_t result;
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periph_button_t *periph_btn = esp_periph_get_data(self);
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if (button_read(periph_btn->btn, &result)) {
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ESP_LOGD(TAG,
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"Button event, press_mask %llx, release_mask: %llx, "
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"long_press_mask: %llx, long_release_mask: %llx",
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result.press_mask, result.release_mask, result.long_press_mask,
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result.long_release_mask);
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button_send_event(self, PERIPH_BUTTON_PRESSED, result.press_mask);
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button_send_event(self, PERIPH_BUTTON_RELEASE, result.release_mask);
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button_send_event(self, PERIPH_BUTTON_LONG_PRESSED, result.long_press_mask);
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button_send_event(self, PERIPH_BUTTON_LONG_RELEASE,
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result.long_release_mask);
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}
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return ESP_OK;
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}
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static esp_err_t _button_destroy(esp_periph_handle_t self) {
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periph_button_t *periph_btn = esp_periph_get_data(self);
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esp_periph_stop_timer(self);
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button_destroy(periph_btn->btn);
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audio_free(periph_btn);
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return ESP_OK;
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}
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static void IRAM_ATTR button_intr_handler(void *param) {
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esp_periph_handle_t periph = (esp_periph_handle_t)param;
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esp_periph_send_cmd_from_isr(periph, 0, NULL, 0);
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}
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static void button_timer_handler(xTimerHandle tmr) {
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esp_periph_handle_t periph = (esp_periph_handle_t)pvTimerGetTimerID(tmr);
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esp_periph_send_cmd_from_isr(periph, 0, NULL, 0);
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}
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static esp_err_t _button_init(esp_periph_handle_t self) {
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int ret = 0;
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VALIDATE_BTN(self, ESP_FAIL);
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periph_button_t *periph_btn = esp_periph_get_data(self);
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button_config_t btn_config = {
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.gpio_mask = periph_btn->gpio_mask,
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.long_press_time_ms = periph_btn->long_press_time_ms,
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.button_intr_handler = button_intr_handler,
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.intr_context = self,
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};
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periph_btn->btn = button_init(&btn_config);
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esp_periph_start_timer(self, 50 / portTICK_PERIOD_MS, button_timer_handler);
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return ret;
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}
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esp_periph_handle_t periph_button_init(periph_button_cfg_t *config) {
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esp_periph_handle_t periph =
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esp_periph_create(PERIPH_ID_BUTTON, "periph_btn");
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AUDIO_MEM_CHECK(TAG, periph, return NULL);
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periph_button_t *periph_btn = audio_calloc(1, sizeof(periph_button_t));
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AUDIO_MEM_CHECK(TAG, periph_btn, {
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audio_free(periph);
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return NULL;
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});
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periph_btn->gpio_mask = config->gpio_mask;
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periph_btn->long_press_time_ms = config->long_press_time_ms;
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esp_periph_set_data(periph, periph_btn);
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esp_periph_set_function(periph, _button_init, _button_run, _button_destroy);
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return periph;
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}
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