IO operation functions

IO operation functions. More...

Functions
void	HAL_DSI_IRQHandler (DSI_HandleTypeDef *hdsi)
	Handles DSI interrupt request. More...
__weak void	HAL_DSI_TearingEffectCallback (DSI_HandleTypeDef *hdsi)
	Tearing Effect DSI callback. More...
__weak void	HAL_DSI_EndOfRefreshCallback (DSI_HandleTypeDef *hdsi)
	End of Refresh DSI callback. More...
__weak void	HAL_DSI_ErrorCallback (DSI_HandleTypeDef *hdsi)
	Operation Error DSI callback. More...

Detailed Description

IO operation functions.

 ===============================================================================
                      #####  IO operation functions  #####
 ===============================================================================
    [..]  This section provides function allowing to:
      (+) Handle DSI interrupt request

Function Documentation

HAL_DSI_EndOfRefreshCallback()

__weak void HAL_DSI_EndOfRefreshCallback

(

DSI_HandleTypeDef *

hdsi

)

End of Refresh DSI callback.

Parameters

hdsi	pointer to a DSI_HandleTypeDef structure that contains the configuration information for the DSI.

Return values

None

Definition at line 945 of file stm32l4xx_hal_dsi.c.

{
  /* Prevent unused argument(s) compilation warning */
  UNUSED(hdsi);
  /* NOTE : This function Should not be modified, when the callback is needed,
            the HAL_DSI_EndOfRefreshCallback could be implemented in the user file
   */
}

HAL_DSI_ErrorCallback()

__weak void HAL_DSI_ErrorCallback

(

DSI_HandleTypeDef *

hdsi

)

Operation Error DSI callback.

Parameters

hdsi	pointer to a DSI_HandleTypeDef structure that contains the configuration information for the DSI.

Return values

None

Definition at line 960 of file stm32l4xx_hal_dsi.c.

{
  /* Prevent unused argument(s) compilation warning */
  UNUSED(hdsi);
  /* NOTE : This function Should not be modified, when the callback is needed,
            the HAL_DSI_ErrorCallback could be implemented in the user file
   */
}

HAL_DSI_IRQHandler()

void HAL_DSI_IRQHandler

(

DSI_HandleTypeDef *

hdsi

)

Handles DSI interrupt request.

Parameters

hdsi	pointer to a DSI_HandleTypeDef structure that contains the configuration information for the DSI.

Return values

HAL

status

Definition at line 809 of file stm32l4xx_hal_dsi.c.

{
  uint32_t ErrorStatus0, ErrorStatus1;

  /* Tearing Effect Interrupt management ***************************************/
  if (__HAL_DSI_GET_FLAG(hdsi, DSI_FLAG_TE) != 0U)
  {
    if (__HAL_DSI_GET_IT_SOURCE(hdsi, DSI_IT_TE) != 0U)
    {
      /* Clear the Tearing Effect Interrupt Flag */
      __HAL_DSI_CLEAR_FLAG(hdsi, DSI_FLAG_TE);

      /* Tearing Effect Callback */
#if (USE_HAL_DSI_REGISTER_CALLBACKS == 1)
      /*Call registered Tearing Effect callback */
      hdsi->TearingEffectCallback(hdsi);
#else
      /*Call legacy Tearing Effect callback*/
      HAL_DSI_TearingEffectCallback(hdsi);
#endif /* USE_HAL_DSI_REGISTER_CALLBACKS */
    }
  }

  /* End of Refresh Interrupt management ***************************************/
  if (__HAL_DSI_GET_FLAG(hdsi, DSI_FLAG_ER) != 0U)
  {
    if (__HAL_DSI_GET_IT_SOURCE(hdsi, DSI_IT_ER) != 0U)
    {
      /* Clear the End of Refresh Interrupt Flag */
      __HAL_DSI_CLEAR_FLAG(hdsi, DSI_FLAG_ER);

      /* End of Refresh Callback */
#if (USE_HAL_DSI_REGISTER_CALLBACKS == 1)
      /*Call registered End of refresh callback */
      hdsi->EndOfRefreshCallback(hdsi);
#else
      /*Call Legacy End of refresh callback */
      HAL_DSI_EndOfRefreshCallback(hdsi);
#endif /* USE_HAL_DSI_REGISTER_CALLBACKS */
    }
  }

  /* Error Interrupts management ***********************************************/
  if (hdsi->ErrorMsk != 0U)
  {
    ErrorStatus0 = hdsi->Instance->ISR[0U];
    ErrorStatus0 &= hdsi->Instance->IER[0U];
    ErrorStatus1 = hdsi->Instance->ISR[1U];
    ErrorStatus1 &= hdsi->Instance->IER[1U];

    if ((ErrorStatus0 & DSI_ERROR_ACK_MASK) != 0U)
    {
      hdsi->ErrorCode |= HAL_DSI_ERROR_ACK;
    }

    if ((ErrorStatus0 & DSI_ERROR_PHY_MASK) != 0U)
    {
      hdsi->ErrorCode |= HAL_DSI_ERROR_PHY;
    }

    if ((ErrorStatus1 & DSI_ERROR_TX_MASK) != 0U)
    {
      hdsi->ErrorCode |= HAL_DSI_ERROR_TX;
    }

    if ((ErrorStatus1 & DSI_ERROR_RX_MASK) != 0U)
    {
      hdsi->ErrorCode |= HAL_DSI_ERROR_RX;
    }

    if ((ErrorStatus1 & DSI_ERROR_ECC_MASK) != 0U)
    {
      hdsi->ErrorCode |= HAL_DSI_ERROR_ECC;
    }

    if ((ErrorStatus1 & DSI_ERROR_CRC_MASK) != 0U)
    {
      hdsi->ErrorCode |= HAL_DSI_ERROR_CRC;
    }

    if ((ErrorStatus1 & DSI_ERROR_PSE_MASK) != 0U)
    {
      hdsi->ErrorCode |= HAL_DSI_ERROR_PSE;
    }

    if ((ErrorStatus1 & DSI_ERROR_EOT_MASK) != 0U)
    {
      hdsi->ErrorCode |= HAL_DSI_ERROR_EOT;
    }

    if ((ErrorStatus1 & DSI_ERROR_OVF_MASK) != 0U)
    {
      hdsi->ErrorCode |= HAL_DSI_ERROR_OVF;
    }

    if ((ErrorStatus1 & DSI_ERROR_GEN_MASK) != 0U)
    {
      hdsi->ErrorCode |= HAL_DSI_ERROR_GEN;
    }

    /* Check only selected errors */
    if (hdsi->ErrorCode != HAL_DSI_ERROR_NONE)
    {
      /* DSI error interrupt callback */
#if (USE_HAL_DSI_REGISTER_CALLBACKS == 1)
      /*Call registered Error callback */
      hdsi->ErrorCallback(hdsi);
#else
      /*Call Legacy Error callback */
      HAL_DSI_ErrorCallback(hdsi);
#endif /* USE_HAL_DSI_REGISTER_CALLBACKS */
    }
  }
}

HAL_DSI_TearingEffectCallback()

__weak void HAL_DSI_TearingEffectCallback

(

DSI_HandleTypeDef *

hdsi

)

Tearing Effect DSI callback.

Parameters

hdsi	pointer to a DSI_HandleTypeDef structure that contains the configuration information for the DSI.

Return values

None

Definition at line 930 of file stm32l4xx_hal_dsi.c.

{
  /* Prevent unused argument(s) compilation warning */
  UNUSED(hdsi);
  /* NOTE : This function Should not be modified, when the callback is needed,
            the HAL_DSI_TearingEffectCallback could be implemented in the user file
   */
}