diff options
| author | Hans Verkuil <hans.verkuil@cisco.com> | 2013-02-06 07:57:57 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-02-08 16:11:25 -0200 |
| commit | f1c50f2489f40494658a6b7326bd6d5a26f72711 (patch) | |
| tree | 69af5dd2ec1c65bea75976c51c3672e80fced0c1 /drivers/media/common/btcx-risc.h | |
| parent | 625958207752519bd0e49d0dcdde61a20ac081b3 (diff) | |
[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>
Diffstat (limited to 'drivers/media/common/btcx-risc.h')
| -rw-r--r-- | drivers/media/common/btcx-risc.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/media/common/btcx-risc.h b/drivers/media/common/btcx-risc.h new file mode 100644 index 000000000000..f8bc6e8e7b51 --- /dev/null +++ b/drivers/media/common/btcx-risc.h @@ -0,0 +1,34 @@ +/* + */ +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: + */ |