/**
  ******************************************************************************
  * @file    stm32f3xx_hal_i2s_ex.h
  * @author  MCD Application Team
  * @version V1.0.1
  * @date    18-June-2014
  * @brief   Header file of I2S HAL Extension module.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  *   1. Redistributions of source code must retain the above copyright notice,
  *      this list of conditions and the following disclaimer.
  *   2. Redistributions in binary form must reproduce the above copyright notice,
  *      this list of conditions and the following disclaimer in the documentation
  *      and/or other materials provided with the distribution.
  *   3. Neither the name of STMicroelectronics nor the names of its contributors
  *      may be used to endorse or promote products derived from this software
  *      without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  ******************************************************************************
  */ 

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F3xx_HAL_I2S_EX_H
#define __STM32F3xx_HAL_I2S_EX_H

#ifdef __cplusplus
 extern "C" {
#endif

#if defined(STM32F301x8) ||                         \
    defined(STM32F302x8) || defined(STM32F302xC) || \
    defined(STM32F303xC) || defined(STM32F373xC) || \
    defined(STM32F318xx) ||                         \
    defined(STM32F358xx) || defined(STM32F378xx)

/* Includes ------------------------------------------------------------------*/
#include "stm32f3xx_hal_def.h"  

/** @addtogroup STM32F3xx_HAL_Driver
  * @{
  */

/** @addtogroup I2SEx
  * @{
  */ 

/* Exported types ------------------------------------------------------------*/ 
/* Exported constants --------------------------------------------------------*/  
/* Exported macro ------------------------------------------------------------*/ 
#if defined (STM32F302xC) || defined (STM32F303xC) || defined (STM32F358xx)
#define I2SxEXT(__INSTANCE__) ((__INSTANCE__) == (SPI2)? (SPI_TypeDef *)(I2S2ext_BASE): (SPI_TypeDef *)(I2S3ext_BASE))

/** @brief  Enable or disable the specified I2SExt peripheral.
  * @param  __HANDLE__: specifies the I2S Handle. 
  * @retval None
  */
#define __HAL_I2SEXT_ENABLE(__HANDLE__) (I2SxEXT((__HANDLE__)->Instance)->I2SCFGR |= SPI_I2SCFGR_I2SE)
#define __HAL_I2SEXT_DISABLE(__HANDLE__) (I2SxEXT((__HANDLE__)->Instance)->I2SCFGR &= ~SPI_I2SCFGR_I2SE)

/** @brief  Enable or disable the specified I2SExt interrupts.
  * @param  __HANDLE__: specifies the I2S Handle.
  * @param  __INTERRUPT__: specifies the interrupt source to enable or disable.
  *        This parameter can be one of the following values:
  *            @arg I2S_IT_TXE: Tx buffer empty interrupt enable
  *            @arg I2S_IT_RXNE: RX buffer not empty interrupt enable
  *            @arg I2S_IT_ERR: Error interrupt enable
  * @retval None
  */  
#define __HAL_I2SEXT_ENABLE_IT(__HANDLE__, __INTERRUPT__) (I2SxEXT((__HANDLE__)->Instance)->CR2 |= (__INTERRUPT__))
#define __HAL_I2SEXT_DISABLE_IT(__HANDLE__, __INTERRUPT__) (I2SxEXT((__HANDLE__)->Instance)->CR2 &= ~(__INTERRUPT__))

/** @brief  Checks if the specified I2SExt interrupt source is enabled or disabled.
  * @param  __HANDLE__: specifies the I2S Handle.
  *         This parameter can be I2S where x: 1, 2, or 3 to select the I2S peripheral.
  * @param  __INTERRUPT__: specifies the I2S interrupt source to check.
  *          This parameter can be one of the following values:
  *            @arg I2S_IT_TXE: Tx buffer empty interrupt enable
  *            @arg I2S_IT_RXNE: RX buffer not empty interrupt enable
  *            @arg I2S_IT_ERR: Error interrupt enable
  * @retval The new state of __IT__ (TRUE or FALSE).
  */
#define __HAL_I2SEXT_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) (((I2SxEXT((__HANDLE__)->Instance)->CR2 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)

/** @brief  Checks whether the specified I2SExt flag is set or not.
  * @param  __HANDLE__: specifies the I2S Handle.
  * @param  __FLAG__: specifies the flag to check.
  *        This parameter can be one of the following values:
  *            @arg I2S_FLAG_RXNE: Receive buffer not empty flag
  *            @arg I2S_FLAG_TXE: Transmit buffer empty flag
  *            @arg I2S_FLAG_UDR: Underrun flag
  *            @arg I2S_FLAG_OVR: Overrun flag
  *            @arg I2S_FLAG_FRE: Frame error flag
  *            @arg I2S_FLAG_CHSIDE: Channel Side flag
  *            @arg I2S_FLAG_BSY: Busy flag
  * @retval The new state of __FLAG__ (TRUE or FALSE).
  */
#define __HAL_I2SEXT_GET_FLAG(__HANDLE__, __FLAG__) (((I2SxEXT((__HANDLE__)->Instance)->SR) & (__FLAG__)) == (__FLAG__))

/** @brief Clears the I2SExt OVR pending flag.
  * @param  __HANDLE__: specifies the I2S Handle.
  * @retval None
  */                                                                                                   
#define __HAL_I2SEXT_CLEAR_OVRFLAG(__HANDLE__) do{(I2SxEXT((__HANDLE__)->Instance)->DR;\
                                                  (I2SxEXT((__HANDLE__)->Instance)->SR;}while(0)
/** @brief Clears the I2SExt UDR pending flag.
  * @param  __HANDLE__: specifies the I2S Handle.
  * @retval None
  */                                                                                                   
#define __HAL_I2SEXT_CLEAR_UDRFLAG(__HANDLE__)(I2SxEXT((__HANDLE__)->Instance)->SR)    
#endif /* STM32F302xC || STM32F303xC || STM32F358xx */
 
/* Exported functions --------------------------------------------------------*/
/* Initialization/de-initialization functions  ********************************/

#if defined (STM32F302xC) || defined (STM32F303xC) || defined (STM32F358xx)
/* Extended features functions ************************************************/
 /* Blocking mode: Polling */
HAL_StatusTypeDef HAL_I2SEx_TransmitReceive(I2S_HandleTypeDef *hi2s, uint16_t *pTxData, uint16_t *pRxData, uint16_t Size, uint32_t Timeout);
/* Non-Blocking mode: Interrupt */
HAL_StatusTypeDef HAL_I2SEx_TransmitReceive_IT(I2S_HandleTypeDef *hi2s, uint16_t *pTxData, uint16_t *pRxData, uint16_t Size);
/* Non-Blocking mode: DMA */
HAL_StatusTypeDef HAL_I2SEx_TransmitReceive_DMA(I2S_HandleTypeDef *hi2s, uint16_t *pTxData, uint16_t *pRxData, uint16_t Size);

/* I2S IRQHandler and Callbacks used in non blocking modes (Interrupt and DMA) */
void HAL_I2S_FullDuplex_IRQHandler(I2S_HandleTypeDef *hi2s);
void HAL_I2S_TxRxCpltCallback(I2S_HandleTypeDef *hi2s);
#endif /* STM32F302xC || STM32F303xC || STM32F358xx */

/* Peripheral Control and State functions  ************************************/
HAL_StatusTypeDef HAL_I2S_DMAPause(I2S_HandleTypeDef *hi2s);
HAL_StatusTypeDef HAL_I2S_DMAResume(I2S_HandleTypeDef *hi2s);
HAL_StatusTypeDef HAL_I2S_DMAStop(I2S_HandleTypeDef *hi2s);

/**
  * @}
  */ 

/**
  * @}
  */

#endif /* defined(STM32F301x8) ||                         */
       /* defined(STM32F302x8) || defined(STM32F302xC) || */
       /* defined(STM32F303xC) || defined(STM32F373xC) || */
       /* defined(STM32F318xx) ||                         */
       /* defined(STM32F358xx) || defined(STM32F378xx)    */

#ifdef __cplusplus
}
#endif


#endif /* __STM32F3xx_HAL_I2S_EX_H */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
