diff options
Diffstat (limited to 'drivers/media/pci/ivtv/ivtv-yuv.h')
| -rw-r--r-- | drivers/media/pci/ivtv/ivtv-yuv.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/media/pci/ivtv/ivtv-yuv.h b/drivers/media/pci/ivtv/ivtv-yuv.h new file mode 100644 index 00000000000..ca5173fbf00 --- /dev/null +++ b/drivers/media/pci/ivtv/ivtv-yuv.h @@ -0,0 +1,44 @@ +/* + yuv support + + Copyright (C) 2007 Ian Armstrong <ian@iarmst.demon.co.uk> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef IVTV_YUV_H +#define IVTV_YUV_H + +#define IVTV_YUV_BUFFER_UV_OFFSET 0x65400 /* Offset to UV Buffer */ + +/* Offset to filter table in firmware */ +#define IVTV_YUV_HORIZONTAL_FILTER_OFFSET 0x025d8 +#define IVTV_YUV_VERTICAL_FILTER_OFFSET 0x03358 + +#define IVTV_YUV_UPDATE_HORIZONTAL 0x01 +#define IVTV_YUV_UPDATE_VERTICAL 0x02 +#define IVTV_YUV_UPDATE_INVALID 0x04 + +extern const u32 yuv_offset[IVTV_YUV_BUFFERS]; + +int ivtv_yuv_filter_check(struct ivtv *itv); +void ivtv_yuv_setup_stream_frame(struct ivtv *itv); +int ivtv_yuv_udma_stream_frame(struct ivtv *itv, void __user *src); +void ivtv_yuv_frame_complete(struct ivtv *itv); +int ivtv_yuv_prep_frame(struct ivtv *itv, struct ivtv_dma_frame *args); +void ivtv_yuv_close(struct ivtv *itv); +void ivtv_yuv_work_handler(struct ivtv *itv); + +#endif |