| /* 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 |
