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C

/**
* \file
*
* \brief Quad SPI dma related functionality declaration.
*
* Copyright (c) 2016-2018 Microchip Technology Inc. and its subsidiaries.
*
* \asf_license_start
*
* \page License
*
* Subject to your compliance with these terms, you may use Microchip
* software and any derivatives exclusively with Microchip products.
* It is your responsibility to comply with third party license terms applicable
* to your use of third party software (including open source software) that
* may accompany Microchip software.
*
* THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES,
* WHETHER EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE,
* INCLUDING ANY IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY,
* AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT WILL MICROCHIP BE
* LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE, INCIDENTAL OR CONSEQUENTIAL
* LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND WHATSOEVER RELATED TO THE
* SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS BEEN ADVISED OF THE
* POSSIBILITY OR THE DAMAGES ARE FORESEEABLE. TO THE FULLEST EXTENT
* ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL CLAIMS IN ANY WAY
* RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY,
* THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR THIS SOFTWARE.
*
* \asf_license_stop
*
*/
#ifndef _HPL_QSPI_DMA_H_INCLUDED
#define _HPL_QSPI_DMA_H_INCLUDED
#include <hpl_qspi.h>
#include "hpl_irq.h"
#include "hpl_dma.h"
/**
* \addtogroup hpl_qspi_dma HPL QSPI
*
*@{
*/
#ifdef __cplusplus
extern "C" {
#endif
/** The callback types */
enum _qspi_dma_cb_type {
/** Callback type for DMA transfer done */
QSPI_DMA_CB_XFER_DONE,
/** Callback type for DMA errors */
QSPI_DMA_CB_ERROR,
};
/**
* \brief QSPI DMA callback type
*/
typedef void (*_qspi_dma_cb_t)(struct _dma_resource *resource);
/**
* \brief The callbacks offered by QSPI driver
*/
struct _qspi_dma_callbacks {
_qspi_dma_cb_t xfer_done;
_qspi_dma_cb_t error;
};
/**
* QSPI dma driver instance.
*/
struct _qspi_dma_dev {
/** Pointer to private data or hardware base */
void *prvt;
/**
* Pointer to the callback functions so that initialize the driver to
* handle interrupts.
*/
struct _qspi_dma_callbacks cb;
/** DMA resource */
struct _dma_resource *resource;
};
/**
* \brief Initialize QSPI for access without interrupts
* It will load default hardware configuration and software struct.
* \param[in, out] dev Pointer to the QSPI device instance.
* \param[in] hw Pointer to the hardware base.
* \return Operation status.
* \retval ERR_NONE Operation done successfully.
*/
int32_t _qspi_dma_init(struct _qspi_dma_dev *dev, void *const hw);
/**
* \brief Deinitialize QSPI
* Disable, reset the hardware and the software struct.
* \param[in, out] dev Pointer to the QSPI device instance.
* \return Operation status.
* \retval ERR_NONE Operation done successfully.
*/
int32_t _qspi_dma_deinit(struct _qspi_dma_dev *dev);
/**
* \brief Enable QSPI for access without interrupts
* \param[in, out] dev Pointer to the QSPI device instance.
* \return Operation status.
* \retval ERR_NONE Operation done successfully.
*/
int32_t _qspi_dma_enable(struct _qspi_dma_dev *dev);
/**
* \brief Disable QSPI for access without interrupts
* \param[in, out] dev Pointer to the QSPI device instance.
* \return Operation status.
* \retval ERR_NONE Operation done successfully.
*/
int32_t _qspi_dma_disable(struct _qspi_dma_dev *dev);
/**
* \brief Execute command in Serial Memory Mode.
*
* \param[in] dev The pointer to QSPI device instance
* \param[in] cmd The pointer to the command information
* \return Operation status.
* \retval ERR_NONE Operation done successfully.
*/
int32_t _qspi_dma_serial_run_command(struct _qspi_dma_dev *dev, const struct _qspi_command *cmd);
/**
* \brief Register the QSPI device callback
* \param[in] dev Pointer to the SPI device instance.
* \param[in] type The callback type.
* \param[in] cb The callback function to register. NULL to disable callback.
* \return Always 0.
*/
void _qspi_dma_register_callback(struct _qspi_dma_dev *dev, const enum _qspi_dma_cb_type type, _qspi_dma_cb_t cb);
#ifdef __cplusplus
}
#endif
/**@}*/
#endif /* ifndef _HPL_QSPI_DMA_H_INCLUDED */