LXR linux/arch/cris/include/arch-v32/mach-a3/mach/dma.h

   1#ifndef _ASM_ARCH_CRIS_DMA_H
   2#define _ASM_ARCH_CRIS_DMA_H
   3
   4/* Defines for using and allocating dma channels. */
   5
   6#define MAX_DMA_CHANNELS        12 /* 8 and 10 not used. */
   7
   8enum dma_owner {
   9        dma_eth,
  10        dma_ser0,
  11        dma_ser1,
  12        dma_ser2,
  13        dma_ser3,
  14        dma_ser4,
  15        dma_iop,
  16        dma_sser,
  17        dma_strp,
  18        dma_h264,
  19        dma_jpeg
  20};
  21
  22int crisv32_request_dma(unsigned int dmanr, const char *device_id,
  23        unsigned options, unsigned bandwidth, enum dma_owner owner);
  24void crisv32_free_dma(unsigned int dmanr);
  25
  26/* Masks used by crisv32_request_dma options: */
  27#define DMA_VERBOSE_ON_ERROR 1
  28#define DMA_PANIC_ON_ERROR (2|DMA_VERBOSE_ON_ERROR)
  29#define DMA_INT_MEM 4
  30
  31#endif /* _ASM_ARCH_CRIS_DMA_H */
  32