drivers/media/usb/pvrusb2/pvrusb2-ioread.h

   1 /*
   2  *
   3  *
   4  *  Copyright (C) 2005 Mike Isely <isely@pobox.com>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program; if not, write to the Free Software
  17  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18  *
  19  */
  20 #ifndef __PVRUSB2_IOREAD_H
  21 #define __PVRUSB2_IOREAD_H
  22
  23 #include "pvrusb2-io.h"
  24
  25 struct pvr2_ioread;
  26
  27 struct pvr2_ioread *pvr2_ioread_create(void);
  28 void pvr2_ioread_destroy(struct pvr2_ioread *);
  29 int pvr2_ioread_setup(struct pvr2_ioread *,struct pvr2_stream *);
  30 struct pvr2_stream *pvr2_ioread_get_stream(struct pvr2_ioread *);
  31 void pvr2_ioread_set_sync_key(struct pvr2_ioread *,
  32                               const char *sync_key_ptr,
  33                               unsigned int sync_key_len);
  34 int pvr2_ioread_set_enabled(struct pvr2_ioread *,int fl);
  35 int pvr2_ioread_read(struct pvr2_ioread *,void __user *buf,unsigned int cnt);
  36 int pvr2_ioread_avail(struct pvr2_ioread *);
  37
  38 #endif /* __PVRUSB2_IOREAD_H */