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40 lines
843 B
C
40 lines
843 B
C
/*
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* SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include "esp_intr_alloc.h"
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#include "hal/dma_types.h"
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#include "hal/adc_hal.h"
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#include "adc_continuous_internal.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief ADC DMA context
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*/
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typedef struct {
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#if SOC_GDMA_SUPPORTED
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gdma_channel_handle_t gdma_chan;
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#elif CONFIG_IDF_TARGET_ESP32S2
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//On ESP32S2, there is no gdma, so use SPI DMA to transmit data
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spi_dma_ctx_t *spi_dma_ctx;
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spi_dev_t *adc_spi_dev;
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#elif CONFIG_IDF_TARGET_ESP32
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//On ESP32, there is no gdma, so use I2S DMA to transmit data
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i2s_dev_t *adc_i2s_dev;
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#endif
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intr_handle_t dma_intr_hdl;
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} adc_dma_t;
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#define ADC_DMA_DESC_ALIGN 4
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#ifdef __cplusplus
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}
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#endif
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