pci/bt8xx/btcx-risc.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 struct btcx_riscmem {
0003     unsigned int   size;
0004     __le32         *cpu;
0005     __le32         *jmp;
0006     dma_addr_t     dma;
0007 };
0008
0009 struct btcx_skiplist {
0010     int start;
0011     int end;
0012 };
0013
0014 int  btcx_riscmem_alloc(struct pci_dev *pci,
0015             struct btcx_riscmem *risc,
0016             unsigned int size);
0017 void btcx_riscmem_free(struct pci_dev *pci,
0018                struct btcx_riscmem *risc);
0019
0020 int btcx_screen_clips(int swidth, int sheight, struct v4l2_rect *win,
0021               struct v4l2_clip *clips, unsigned int n);
0022 int btcx_align(struct v4l2_rect *win, struct v4l2_clip *clips,
0023            unsigned int n, int mask);
0024 void btcx_sort_clips(struct v4l2_clip *clips, unsigned int nclips);
0025 void btcx_calc_skips(int line, int width, int *maxy,
0026              struct btcx_skiplist *skips, unsigned int *nskips,
0027              const struct v4l2_clip *clips, unsigned int nclips);