/* * SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 */ #pragma once #include "stdbool.h" #include "hal/spi_types.h" #ifdef __cplusplus extern "C" { #endif #if !SOC_GDMA_SUPPORTED /** * @brief Enumeration of SPI_DMA channel direction */ typedef enum { DMA_CHANNEL_DIRECTION_TX, /*!< DMA channel direction: TX */ DMA_CHANNEL_DIRECTION_RX, /*!< DMA channel direction: RX */ } spi_dma_chan_dir_t; typedef struct { spi_host_device_t host_id; spi_dma_chan_dir_t dir; int chan_id; } spi_dma_chan_handle_t; /** * Enable/Disable data/desc burst for spi_dma channel * * @param chan_handle Context of the spi_dma channel. * @param data_burst enable or disable data burst * @param desc_burst enable or disable desc burst */ void spi_dma_enable_burst(spi_dma_chan_handle_t chan_handle, bool data_burst, bool desc_burst); /** * Reset dma channel for spi_dma * * @param chan_handle Context of the spi_dma channel. */ void spi_dma_reset(spi_dma_chan_handle_t chan_handle); /** * Start dma channel for spi_dma * * @param chan_handle Context of the spi_dma channel. * @param addr Addr of linked dma descriptor to mount */ void spi_dma_start(spi_dma_chan_handle_t chan_handle, void *addr); #endif //!SOC_GDMA_SUPPORTED #ifdef __cplusplus } #endif