1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3    yuv support
4
5    Copyright (C) 2007  Ian Armstrong <ian@iarmst.demon.co.uk>
6
7 */
8
9#ifndef IVTV_YUV_H
10#define IVTV_YUV_H
11
12#define IVTV_YUV_BUFFER_UV_OFFSET 0x65400	/* Offset to UV Buffer */
13
14/* Offset to filter table in firmware */
15#define IVTV_YUV_HORIZONTAL_FILTER_OFFSET 0x025d8
16#define IVTV_YUV_VERTICAL_FILTER_OFFSET 0x03358
17
18#define IVTV_YUV_UPDATE_HORIZONTAL  0x01
19#define IVTV_YUV_UPDATE_VERTICAL    0x02
20#define IVTV_YUV_UPDATE_INVALID     0x04
21
22extern const u32 yuv_offset[IVTV_YUV_BUFFERS];
23
24int ivtv_yuv_filter_check(struct ivtv *itv);
25void ivtv_yuv_setup_stream_frame(struct ivtv *itv);
26int ivtv_yuv_udma_stream_frame(struct ivtv *itv, void __user *src);
27void ivtv_yuv_frame_complete(struct ivtv *itv);
28int ivtv_yuv_prep_frame(struct ivtv *itv, struct ivtv_dma_frame *args);
29void ivtv_yuv_close(struct ivtv *itv);
30void ivtv_yuv_work_handler(struct ivtv *itv);
31
32#endif
33