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struct btcx_riscmem {

        unsigned int   size;

        u32            *cpu;

        u32            *jmp;

        dma_addr_t     dma;

};

struct btcx_skiplist {

        int start;

        int end;

};

int  btcx_riscmem_alloc(struct pci_dev *pci,

                        struct btcx_riscmem *risc,

                        unsigned int size);

void btcx_riscmem_free(struct pci_dev *pci,

                       struct btcx_riscmem *risc);

int btcx_screen_clips(int swidth, int sheight, struct v4l2_rect *win,

                      struct v4l2_clip *clips, unsigned int n);

int btcx_align(struct v4l2_rect *win, struct v4l2_clip *clips,

               unsigned int n, int mask);

void btcx_sort_clips(struct v4l2_clip *clips, unsigned int nclips);

void btcx_calc_skips(int line, int width, unsigned int *maxy,

                     struct btcx_skiplist *skips, unsigned int *nskips,

                     const struct v4l2_clip *clips, unsigned int nclips);

/*

 * Local variables:

 * c-basic-offset: 8

 * End:

 */