fsl_flexio_mculcd_edma.h

/*
 * Copyright (c) 2016, Freescale Semiconductor, Inc.
 * Copyright 2016-2020 NXP
 * All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */
 
#ifndef _FSL_FLEXIO_MCULCD_EDMA_H_
#define _FSL_FLEXIO_MCULCD_EDMA_H_
 
#include "fsl_edma.h"
#include "fsl_flexio_mculcd.h"

 
/*******************************************************************************
 * Definitions
 ******************************************************************************/

#define FSL_FLEXIO_MCULCD_EDMA_DRIVER_VERSION (MAKE_VERSION(2, 0, 4))

typedef struct _flexio_mculcd_edma_handle flexio_mculcd_edma_handle_t;

typedef void (*flexio_mculcd_edma_transfer_callback_t)(FLEXIO_MCULCD_Type *base,
                                                       flexio_mculcd_edma_handle_t *handle,
                                                       status_t status,
                                                       void *userData);

struct _flexio_mculcd_edma_handle
{
    FLEXIO_MCULCD_Type *base;       
    uint8_t txShifterNum;           
    uint8_t rxShifterNum;           
    uint32_t minorLoopBytes;        
    edma_modulo_t txEdmaModulo;     
    edma_modulo_t rxEdmaModulo;     
    uint32_t dataAddrOrSameValue;   
    size_t dataCount;               
    volatile size_t remainingCount; 
    volatile uint32_t state;        
    edma_handle_t *txDmaHandle;     
    edma_handle_t *rxDmaHandle;     
    flexio_mculcd_edma_transfer_callback_t completionCallback; 
    void *userData;                                            
};
 
/*******************************************************************************
 * APIs
 ******************************************************************************/
#if defined(__cplusplus)
extern "C" {
#endif


status_t FLEXIO_MCULCD_TransferCreateHandleEDMA(FLEXIO_MCULCD_Type *base,
                                                flexio_mculcd_edma_handle_t *handle,
                                                flexio_mculcd_edma_transfer_callback_t callback,
                                                void *userData,
                                                edma_handle_t *txDmaHandle,
                                                edma_handle_t *rxDmaHandle);

status_t FLEXIO_MCULCD_TransferEDMA(FLEXIO_MCULCD_Type *base,
                                    flexio_mculcd_edma_handle_t *handle,
                                    flexio_mculcd_transfer_t *xfer);

void FLEXIO_MCULCD_TransferAbortEDMA(FLEXIO_MCULCD_Type *base, flexio_mculcd_edma_handle_t *handle);

status_t FLEXIO_MCULCD_TransferGetCountEDMA(FLEXIO_MCULCD_Type *base,
                                            flexio_mculcd_edma_handle_t *handle,
                                            size_t *count);

 
#if defined(__cplusplus)
}
#endif

#endif /* _FSL_FLEXIO_MCULCD_EDMA_H_ */