326 esp_err_t adc_continuous_start(adc_continuous_handle_t handle)  in adc_continuous_start()  argument
328     ESP_RETURN_ON_FALSE(handle, ESP_ERR_INVALID_STATE, ADC_TAG, "The driver isn't initialised");  in adc_continuous_start()
329 …ESP_RETURN_ON_FALSE(handle->fsm == ADC_FSM_INIT, ESP_ERR_INVALID_STATE, ADC_TAG, "ADC continuous m…  in adc_continuous_start()
334     if (handle->pm_lock) {  in adc_continuous_start()
335 …      ESP_RETURN_ON_ERROR(esp_pm_lock_acquire(handle->pm_lock), ADC_TAG, "acquire pm_lock failed");  in adc_continuous_start()
338     handle->fsm = ADC_FSM_STARTED;  in adc_continuous_start()
341     if (handle->use_adc1) {  in adc_continuous_start()
344     if (handle->use_adc2) {  in adc_continuous_start()
349     if (handle->use_adc1) {  in adc_continuous_start()
350         adc_set_hw_calibration_code(ADC_UNIT_1, handle->adc1_atten);  in adc_continuous_start()
352     if (handle->use_adc2) {  in adc_continuous_start()
353         adc_set_hw_calibration_code(ADC_UNIT_2, handle->adc2_atten);  in adc_continuous_start()
358     if (handle->use_adc2) {  in adc_continuous_start()
364     if (handle->use_adc1) {  in adc_continuous_start()
367     if (handle->use_adc2) {  in adc_continuous_start()
371     adc_hal_digi_init(&handle->hal);  in adc_continuous_start()
372     adc_hal_digi_controller_config(&handle->hal, &handle->hal_digi_ctrlr_cfg);  in adc_continuous_start()
375     adc_hal_digi_start(&handle->hal, handle->rx_dma_buf);  in adc_continuous_start()
380 esp_err_t adc_continuous_stop(adc_continuous_handle_t handle)  in adc_continuous_stop()  argument
382     ESP_RETURN_ON_FALSE(handle, ESP_ERR_INVALID_STATE, ADC_TAG, "The driver isn't initialised");  in adc_continuous_stop()
383 …ESP_RETURN_ON_FALSE(handle->fsm == ADC_FSM_STARTED, ESP_ERR_INVALID_STATE, ADC_TAG, "The driver is…  in adc_continuous_stop()
385     handle->fsm = ADC_FSM_INIT;  in adc_continuous_stop()
387     adc_hal_digi_dis_intr(&handle->hal, ADC_HAL_DMA_INTR_MASK);  in adc_continuous_stop()
389     adc_hal_digi_clr_intr(&handle->hal, ADC_HAL_DMA_INTR_MASK);  in adc_continuous_stop()
391     adc_hal_digi_stop(&handle->hal);  in adc_continuous_stop()
398     adc_hal_digi_deinit(&handle->hal);  in adc_continuous_stop()
400     if (handle->use_adc2) {  in adc_continuous_stop()
403     if (handle->use_adc1) {  in adc_continuous_stop()
409     if (handle->pm_lock) {  in adc_continuous_stop()
410 …      ESP_RETURN_ON_ERROR(esp_pm_lock_release(handle->pm_lock), ADC_TAG, "release pm_lock failed");  in adc_continuous_stop()
416 esp_err_t adc_continuous_read(adc_continuous_handle_t handle, uint8_t *buf, uint32_t length_max, ui…  in adc_continuous_read()  argument
418     ESP_RETURN_ON_FALSE(handle, ESP_ERR_INVALID_STATE, ADC_TAG, "The driver isn't initialised");  in adc_continuous_read()
419 …ESP_RETURN_ON_FALSE(handle->fsm == ADC_FSM_STARTED, ESP_ERR_INVALID_STATE, ADC_TAG, "The driver is…  in adc_continuous_read()
431     data = xRingbufferReceiveUpTo(handle->ringbuf_hdl, &size, ticks_to_wait, length_max);  in adc_continuous_read()
440     vRingbufferReturnItem(handle->ringbuf_hdl, data);  in adc_continuous_read()
447 esp_err_t adc_continuous_deinit(adc_continuous_handle_t handle)  in adc_continuous_deinit()  argument
449     ESP_RETURN_ON_FALSE(handle, ESP_ERR_INVALID_STATE, ADC_TAG, "The driver isn't initialised");  in adc_continuous_deinit()
450 …ESP_RETURN_ON_FALSE(handle->fsm == ADC_FSM_INIT, ESP_ERR_INVALID_STATE, ADC_TAG, "The driver is st…  in adc_continuous_deinit()
452     if (handle->ringbuf_hdl) {  in adc_continuous_deinit()
453         vRingbufferDelete(handle->ringbuf_hdl);  in adc_continuous_deinit()
454         handle->ringbuf_hdl = NULL;  in adc_continuous_deinit()
455         free(handle->ringbuf_storage);  in adc_continuous_deinit()
456         free(handle->ringbuf_struct);  in adc_continuous_deinit()
459     if (handle->pm_lock) {  in adc_continuous_deinit()
460         esp_pm_lock_delete(handle->pm_lock);  in adc_continuous_deinit()
463     free(handle->rx_dma_buf);  in adc_continuous_deinit()
464     free(handle->hal.rx_desc);  in adc_continuous_deinit()
465     free(handle->hal_digi_ctrlr_cfg.adc_pattern);  in adc_continuous_deinit()
467     gdma_disconnect(handle->rx_dma_channel);  in adc_continuous_deinit()
468     gdma_del_channel(handle->rx_dma_channel);  in adc_continuous_deinit()
470     esp_intr_free(handle->dma_intr_hdl);  in adc_continuous_deinit()
471     spicommon_dma_chan_free(handle->spi_host);  in adc_continuous_deinit()
472     spicommon_periph_free(handle->spi_host);  in adc_continuous_deinit()
474     esp_intr_free(handle->dma_intr_hdl);  in adc_continuous_deinit()
475     i2s_platform_release_occupation(handle->i2s_host);  in adc_continuous_deinit()
477     free(handle);  in adc_continuous_deinit()
478     handle = NULL;  in adc_continuous_deinit()
488 esp_err_t adc_continuous_config(adc_continuous_handle_t handle, const adc_continuous_config_t *conf…  in adc_continuous_config()  argument
490     ESP_RETURN_ON_FALSE(handle, ESP_ERR_INVALID_STATE, ADC_TAG, "The driver isn't initialised");  in adc_continuous_config()
491 …ESP_RETURN_ON_FALSE(handle->fsm == ADC_FSM_INIT, ESP_ERR_INVALID_STATE, ADC_TAG, "ADC continuous m…  in adc_continuous_config()
533     handle->hal_digi_ctrlr_cfg.adc_pattern_len = config->pattern_num;  in adc_continuous_config()
534     handle->hal_digi_ctrlr_cfg.sample_freq_hz = config->sample_freq_hz;  in adc_continuous_config()
535     handle->hal_digi_ctrlr_cfg.conv_mode = config->conv_mode;  in adc_continuous_config()
536 …memcpy(handle->hal_digi_ctrlr_cfg.adc_pattern, config->adc_pattern, config->pattern_num * sizeof(a…  in adc_continuous_config()
537     handle->hal_digi_ctrlr_cfg.clk_src = ADC_DIGI_CLK_SRC_DEFAULT;  in adc_continuous_config()
538     handle->hal_digi_ctrlr_cfg.clk_src_freq_hz = clk_src_freq_hz;  in adc_continuous_config()
541     handle->adc1_atten = atten_uninitialized;  in adc_continuous_config()
542     handle->adc2_atten = atten_uninitialized;  in adc_continuous_config()
543     handle->use_adc1 = 0;  in adc_continuous_config()
544     handle->use_adc2 = 0;  in adc_continuous_config()
550             handle->use_adc1 = 1;  in adc_continuous_config()
553             if (handle->adc1_atten == atten_uninitialized) {  in adc_continuous_config()
554                 handle->adc1_atten = pat->atten;  in adc_continuous_config()
555             } else if (handle->adc1_atten != pat->atten) {  in adc_continuous_config()
559             handle->use_adc2 = 1;  in adc_continuous_config()
562             if (handle->adc2_atten == atten_uninitialized) {  in adc_continuous_config()
563                 handle->adc2_atten = pat->atten;  in adc_continuous_config()
564             } else if (handle->adc2_atten != pat->atten) {  in adc_continuous_config()
570     if (handle->use_adc1) {  in adc_continuous_config()
573     if (handle->use_adc2) {  in adc_continuous_config()
580 esp_err_t adc_continuous_register_event_callbacks(adc_continuous_handle_t handle, const adc_continu…  in adc_continuous_register_event_callbacks()  argument
582     ESP_RETURN_ON_FALSE(handle && cbs, ESP_ERR_INVALID_ARG, ADC_TAG, "invalid argument");  in adc_continuous_register_event_callbacks()
583 …ESP_RETURN_ON_FALSE(handle->fsm == ADC_FSM_INIT, ESP_ERR_INVALID_STATE, ADC_TAG, "ADC continuous m…  in adc_continuous_register_event_callbacks()
594     handle->cbs.on_conv_done = cbs->on_conv_done;  in adc_continuous_register_event_callbacks()
595     handle->cbs.on_pool_ovf = cbs->on_pool_ovf;  in adc_continuous_register_event_callbacks()
596     handle->user_data = user_data;  in adc_continuous_register_event_callbacks()