Cregit: Linux 5.15: ivtv-yuv.h

Contributors: 4
Author	Tokens	Token Proportion	Commits	Commit Proportion
Hans Verkuil	78	66.67%	4	44.44%
Ian Armstrong	36	30.77%	3	33.33%
Thomas Gleixner	2	1.71%	1	11.11%
Al Viro	1	0.85%	1	11.11%
Total	117		9

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
    yuv support

    Copyright (C) 2007  Ian Armstrong <ian@iarmst.demon.co.uk>

 */

#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