release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/media/video/btcx-risc.h

   1 /*
   2  */
   3 struct btcx_riscmem {
   4         unsigned int   size;
   5         __le32         *cpu;
   6         __le32         *jmp;
   7         dma_addr_t     dma;
   8 };
   9
  10 struct btcx_skiplist {
  11         int start;
  12         int end;
  13 };
  14
  15 int  btcx_riscmem_alloc(struct pci_dev *pci,
  16                         struct btcx_riscmem *risc,
  17                         unsigned int size);
  18 void btcx_riscmem_free(struct pci_dev *pci,
  19                        struct btcx_riscmem *risc);
  20
  21 int btcx_screen_clips(int swidth, int sheight, struct v4l2_rect *win,
  22                       struct v4l2_clip *clips, unsigned int n);
  23 int btcx_align(struct v4l2_rect *win, struct v4l2_clip *clips,
  24                unsigned int n, int mask);
  25 void btcx_sort_clips(struct v4l2_clip *clips, unsigned int nclips);
  26 void btcx_calc_skips(int line, int width, int *maxy,
  27                      struct btcx_skiplist *skips, unsigned int *nskips,
  28                      const struct v4l2_clip *clips, unsigned int nclips);
  29
  30 /*
  31  * Local variables:
  32  * c-basic-offset: 8
  33  * End:
  34  */