blob: dc774a64cd1fa35959776c4575ed2ebcd51ee5df [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0 */
struct btcx_riscmem {
unsigned int size;
__le32 *cpu;
__le32 *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, int *maxy,
struct btcx_skiplist *skips, unsigned int *nskips,
const struct v4l2_clip *clips, unsigned int nclips);