linux_dsm_epyc7002/drivers/media/video/ivtv/ivtv-yuv.h
Al Viro b0510f8dc7 V4L/DVB (7963): ivtv: trivial annotations
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
2008-06-05 06:35:49 -03:00

45 lines
1.6 KiB
C

/*
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