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 | |
22 | extern const u32 yuv_offset[IVTV_YUV_BUFFERS]; |
23 | |
24 | int ivtv_yuv_filter_check(struct ivtv *itv); |
25 | void ivtv_yuv_setup_stream_frame(struct ivtv *itv); |
26 | int ivtv_yuv_udma_stream_frame(struct ivtv *itv, void __user *src); |
27 | void ivtv_yuv_frame_complete(struct ivtv *itv); |
28 | int ivtv_yuv_prep_frame(struct ivtv *itv, struct ivtv_dma_frame *args); |
29 | void ivtv_yuv_close(struct ivtv *itv); |
30 | void ivtv_yuv_work_handler(struct ivtv *itv); |
31 | |
32 | #endif |
33 | |