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dma.h

#ifndef _ASM_ARCH_CRIS_DMA_H
#define _ASM_ARCH_CRIS_DMA_H

/* Defines for using and allocating dma channels. */

#define MAX_DMA_CHANNELS      12 /* 8 and 10 not used. */

enum dma_owner {
      dma_eth,
      dma_ser0,
      dma_ser1,
      dma_ser2,
      dma_ser3,
      dma_ser4,
      dma_iop,
      dma_sser,
      dma_strp,
      dma_h264,
      dma_jpeg
};

int crisv32_request_dma(unsigned int dmanr, const char *device_id,
      unsigned options, unsigned bandwidth, enum dma_owner owner);
void crisv32_free_dma(unsigned int dmanr);

/* Masks used by crisv32_request_dma options: */
#define DMA_VERBOSE_ON_ERROR 1
#define DMA_PANIC_ON_ERROR (2|DMA_VERBOSE_ON_ERROR)
#define DMA_INT_MEM 4

#endif /* _ASM_ARCH_CRIS_DMA_H */

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