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kernel/linux-rt-4.4.41/drivers/media/pci/ivtv/ivtv-yuv.h 1.57 KB
5113f6f70   김현기   kernel add
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  /*
      yuv support
  
      Copyright (C) 2007  Ian Armstrong <ian@iarmst.demon.co.uk>
  
      This program is free software; you can redistribute it and/or modify
      it under the terms of the GNU General Public License as published by
      the Free Software Foundation; either version 2 of the License, or
      (at your option) any later version.
  
      This program is distributed in the hope that it will be useful,
      but WITHOUT ANY WARRANTY; without even the implied warranty of
      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      GNU General Public License for more details.
  
      You should have received a copy of the GNU General Public License
      along with this program; if not, write to the Free Software
      Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   */
  
  #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