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linux-next/drivers/media/common/btcx-risc.h
Hans Verkuil f1c50f2489 [media] btcx-risc: move from media/i2c to media/common
The btcx-risc module is a helper module for bttv/conexant based TV cards.
It isn't an i2c module at all, instead it should be in common since it is
used by 4 pci drivers.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-02-08 16:11:25 -02:00

35 lines
863 B
C

/*
*/
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:
*/