status_t FLEXIO_SPI_MasterTransferGetCountEDMA(FLEXIO_SPI_Type *base,
flexio_spi_master_edma_handle_t *handle,
size_t *count)
{
assert(handle);
if (!count)
{
return kStatus_InvalidArgument;
}
if (handle->rxInProgress)
{
*count = (handle->transferSize -
(uint32_t)handle->nbytes *
EDMA_GetRemainingMajorLoopCount(handle->rxHandle->base, handle->rxHandle->channel));
}
else
{
*count = (handle->transferSize -
(uint32_t)handle->nbytes *
EDMA_GetRemainingMajorLoopCount(handle->txHandle->base, handle->txHandle->channel));
}
return kStatus_Success;
}
status_t LPUART_TransferGetSendCountEDMA(LPUART_Type *base, lpuart_edma_handle_t *handle, uint32_t *count)
{
assert(handle);
assert(handle->txEdmaHandle);
assert(count);
if (kLPUART_TxIdle == handle->txState)
{
return kStatus_NoTransferInProgress;
}
*count = handle->txDataSizeAll -
(uint32_t)handle->nbytes *
EDMA_GetRemainingMajorLoopCount(handle->txEdmaHandle->base, handle->txEdmaHandle->channel);
return kStatus_Success;
}
status_t FLEXIO_I2S_TransferGetReceiveCountEDMA(FLEXIO_I2S_Type *base, flexio_i2s_edma_handle_t *handle, size_t *count)
{
assert(handle);
status_t status = kStatus_Success;
if (handle->state != kFLEXIO_I2S_Busy)
{
status = kStatus_NoTransferInProgress;
}
else
{
*count = handle->transferSize[handle->queueDriver] -
(uint32_t)handle->nbytes *
EDMA_GetRemainingMajorLoopCount(handle->dmaHandle->base, handle->dmaHandle->channel);
}
return status;
}
status_t SAI_TransferGetSendCountEDMA(I2S_Type *base, sai_edma_handle_t *handle, size_t *count)
{
assert(handle);
status_t status = kStatus_Success;
if (handle->state != kSAI_Busy)
{
status = kStatus_NoTransferInProgress;
}
else
{
*count = (handle->transferSize[handle->queueDriver] -
(uint32_t)handle->nbytes *
EDMA_GetRemainingMajorLoopCount(handle->dmaHandle->base, handle->dmaHandle->channel));
}
return status;
}
