summaryrefslogtreecommitdiff
path: root/drivers/media/common/btcx-risc.h
blob: f8bc6e8e7b5198d1bb8dade28f803fc75a2e161f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
/*
 */
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);

/*
 * Local variables:
 * c-basic-offset: 8
 * End:
 */