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#ifndef _DMA_CHAN_H_
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#ifndef _DMA_CHAN_H_
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#define _DMA_CHAN_H_
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#define _DMA_CHAN_H_
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#include "pexioctl.h"
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#include "pexioctl.h"
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#include "memory.h"
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#define PE_EXT_FIFO_ID 0x0018
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#define PE_EXT_FIFO_ID 0x0018
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typedef void (*TASKLET_ROUTINE)(unsigned long);
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typedef void (*TASKLET_ROUTINE)(unsigned long);
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u32 m_BlockCount; //Количество блоков для DMA
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u32 m_BlockCount; //Количество блоков для DMA
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u32 m_BlockSize; //Размер одного блока DMA
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u32 m_BlockSize; //Размер одного блока DMA
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SHARED_MEMORY_DESCRIPTION m_pBufDscr; //Описатель для адресов блоков DMA каждый элемент содержит
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SHARED_MEMORY_DESCRIPTION m_pBufDscr; //Описатель для адресов блоков DMA каждый элемент содержит
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SHARED_MEMORY_DESCRIPTION m_BufDscrVA;
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dma_addr_t m_BufDscrPA;
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/*
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DMA_CHAINING_DESCRIPTOR *m_pScatterGatherTableVA;
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dma_addr_t m_pScatterGatherTablePA;
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DMA_CHAINING_DESCRIPTOR *m_SGTableDscrVA;
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dma_addr_t m_SGTableDscrPA;
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*/
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DMA_CHAINING_DESCR_EXT *m_pScatterGatherTableExt; //Содержит массив для организации цепочек DMA (v2)
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DMA_CHAINING_DESCR_EXT *m_pScatterGatherTableExt; //Содержит массив для организации цепочек DMA (v2)
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u32 m_ScatterGatherBlockCnt; //Количество элементов-дескрипторов цепочек DMA
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u32 m_ScatterGatherBlockCnt; //Количество элементов-дескрипторов цепочек DMA
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SHARED_MEMORY_DESCRIPTION m_SGTableDscr; //Описатель массива цепочек DMA
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SHARED_MEMORY_DESCRIPTION m_SGTableDscr; //Описатель массива цепочек DMA
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u32 m_ScatterGatherTableEntryCnt; //Количество блоков для DMA
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u32 m_ScatterGatherTableEntryCnt; //Количество блоков для DMA
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TASKLET_ROUTINE m_DpcForIsr;
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TASKLET_ROUTINE m_DpcForIsr;
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};
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};
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struct CDmaChannel* CDmaChannelCreate( u32 NumberOfChannel,
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struct CDmaChannel* CDmaChannelCreate( u32 NumberOfChannel,
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TASKLET_ROUTINE dpc,
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void *m_Board,
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void *m_Board,
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struct device *dev,
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struct device *dev,
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u32 cbMaxTransferLength,
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u32 cbMaxTransferLength,
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u16 idBlockFifo,
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u16 idBlockFifo,
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int bScatterGather );
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int bScatterGather );
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void CDmaChannelDelete(struct CDmaChannel *dma);
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void CDmaChannelDelete(struct CDmaChannel *dma);
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int RequestMemory(struct CDmaChannel *dma, void **ppMemPhysAddr, u32 size, u32 *pCount, void **pStubPhysAddr, u32 bMemType);
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int RequestMemory(struct CDmaChannel *dma, void **ppMemPhysAddr, u32 size, u32 *pCount, void **pStubPhysAddr, u32 bMemType);
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void ReleaseMemory(struct CDmaChannel *dma);
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int ReleaseMemory(struct CDmaChannel *dma);
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int RequestSysBuf(struct CDmaChannel *dma, void **pMemPhysAddr);
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int RequestSysBuf(struct CDmaChannel *dma, void **pMemPhysAddr);
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void ReleaseSysBuf(struct CDmaChannel *dma);
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int ReleaseSysBuf(struct CDmaChannel *dma);
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int RequestSGList(struct CDmaChannel *dma);
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int RequestSGList(struct CDmaChannel *dma);
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void ReleaseSGList(struct CDmaChannel *dma);
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int ReleaseSGList(struct CDmaChannel *dma);
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int RequestStub(struct CDmaChannel *dma, void **pStubPhysAddr);
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int RequestStub(struct CDmaChannel *dma, void **pStubPhysAddr);
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void ReleaseStub(struct CDmaChannel *dma);
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void ReleaseStub(struct CDmaChannel *dma);
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int SetScatterGatherListExt(struct CDmaChannel *dma);
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int SetScatterGatherListExt(struct CDmaChannel *dma);
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int SetScatterGatherListExtUser(struct CDmaChannel *dma);
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void FreeUserAddress(struct CDmaChannel *dma);
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void FreeUserAddress(struct CDmaChannel *dma);
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u32 NextDmaTransfer(struct CDmaChannel *dma);
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u32 NextDmaTransfer(struct CDmaChannel *dma);
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int SetScatterGatherList(struct CDmaChannel *dma);
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int SetScatterGatherList(struct CDmaChannel *dma);
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int SetDmaDirection(struct CDmaChannel *dma, u32 DmaDirection);
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int SetDmaDirection(struct CDmaChannel *dma, u32 DmaDirection);
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void SetDmaLocalAddress(struct CDmaChannel *dma, u32 Address);
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void SetDmaLocalAddress(struct CDmaChannel *dma, u32 Address);
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u32 GetAdmNum(struct CDmaChannel *dma);
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u32 GetAdmNum(struct CDmaChannel *dma);
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u32 GetTetrNum(struct CDmaChannel *dma);
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u32 GetTetrNum(struct CDmaChannel *dma);
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void GetSGStartParams(struct CDmaChannel *dma, u64* SGTableAddress, u32* LocalAddress, u32* DmaDirection);
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void GetSGStartParams(struct CDmaChannel *dma, u64* SGTableAddress, u32* LocalAddress, u32* DmaDirection);
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int StartDmaTransfer(struct CDmaChannel *dma, u32 IsCycling);
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int StartDmaTransfer(struct CDmaChannel *dma, u32 IsCycling);
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u32 SetDoneBlock(struct CDmaChannel *dma, long numBlk);
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u32 SetDoneBlock(struct CDmaChannel *dma, long numBlk);
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void DmaDpcForIsr( unsigned long Context );
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//void DmaDpcForIsr( unsigned long Context );
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#endif //_DMA_CHANNEL_H_
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#endif //_DMA_CHANNEL_H_
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//
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//
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// End of File
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// End of File
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