drivers/media/common/btcx-risc.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  */
   4 struct btcx_riscmem {
   5         unsigned int   size;
   6         __le32         *cpu;
   7         __le32         *jmp;
   8         dma_addr_t     dma;
   9 };
  10
  11 struct btcx_skiplist {
  12         int start;
  13         int end;
  14 };
  15
  16 int  btcx_riscmem_alloc(struct pci_dev *pci,
  17                         struct btcx_riscmem *risc,
  18                         unsigned int size);
  19 void btcx_riscmem_free(struct pci_dev *pci,
  20                        struct btcx_riscmem *risc);
  21
  22 int btcx_screen_clips(int swidth, int sheight, struct v4l2_rect *win,
  23                       struct v4l2_clip *clips, unsigned int n);
  24 int btcx_align(struct v4l2_rect *win, struct v4l2_clip *clips,
  25                unsigned int n, int mask);
  26 void btcx_sort_clips(struct v4l2_clip *clips, unsigned int nclips);
  27 void btcx_calc_skips(int line, int width, int *maxy,
  28                      struct btcx_skiplist *skips, unsigned int *nskips,
  29                      const struct v4l2_clip *clips, unsigned int nclips);