33 lines · c
1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 yuv support4 5 Copyright (C) 2007 Ian Armstrong <ian@iarmst.demon.co.uk>6 7 */8 9#ifndef IVTV_YUV_H10#define IVTV_YUV_H11 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 0x025d816#define IVTV_YUV_VERTICAL_FILTER_OFFSET 0x0335817 18#define IVTV_YUV_UPDATE_HORIZONTAL 0x0119#define IVTV_YUV_UPDATE_VERTICAL 0x0220#define IVTV_YUV_UPDATE_INVALID 0x0421 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#endif33