33 lines
935 B
C
33 lines
935 B
C
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/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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yuv support
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Copyright (C) 2007 Ian Armstrong <ian@iarmst.demon.co.uk>
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*/
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#ifndef IVTV_YUV_H
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#define IVTV_YUV_H
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#define IVTV_YUV_BUFFER_UV_OFFSET 0x65400 /* Offset to UV Buffer */
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/* Offset to filter table in firmware */
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#define IVTV_YUV_HORIZONTAL_FILTER_OFFSET 0x025d8
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#define IVTV_YUV_VERTICAL_FILTER_OFFSET 0x03358
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#define IVTV_YUV_UPDATE_HORIZONTAL 0x01
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#define IVTV_YUV_UPDATE_VERTICAL 0x02
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#define IVTV_YUV_UPDATE_INVALID 0x04
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extern const u32 yuv_offset[IVTV_YUV_BUFFERS];
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int ivtv_yuv_filter_check(struct ivtv *itv);
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void ivtv_yuv_setup_stream_frame(struct ivtv *itv);
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int ivtv_yuv_udma_stream_frame(struct ivtv *itv, void __user *src);
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void ivtv_yuv_frame_complete(struct ivtv *itv);
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int ivtv_yuv_prep_frame(struct ivtv *itv, struct ivtv_dma_frame *args);
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void ivtv_yuv_close(struct ivtv *itv);
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void ivtv_yuv_work_handler(struct ivtv *itv);
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#endif
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