drivers/media/video/cx18/cx18-i2c.h

   1 /*
   2  *  cx18 I2C functions
   3  *
   4  *  Derived from ivtv-i2c.h
   5  *
   6  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
   7  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License as published by
  10  *  the Free Software Foundation; either version 2 of the License, or
  11  *  (at your option) any later version.
  12  *
  13  *  This program is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License
  19  *  along with this program; if not, write to the Free Software
  20  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  21  *  02111-1307  USA
  22  */
  23
  24 int cx18_i2c_hw_addr(struct cx18 *cx, u32 hw);
  25 int cx18_i2c_hw(struct cx18 *cx, u32 hw, unsigned int cmd, void *arg);
  26 int cx18_i2c_id(struct cx18 *cx, u32 id, unsigned int cmd, void *arg);
  27 int cx18_call_i2c_client(struct cx18 *cx, int addr, unsigned cmd, void *arg);
  28 void cx18_call_i2c_clients(struct cx18 *cx, unsigned int cmd, void *arg);
  29 int cx18_i2c_register(struct cx18 *cx, unsigned idx);
  30
  31 /* init + register i2c algo-bit adapter */
  32 int init_cx18_i2c(struct cx18 *cx);
  33 void exit_cx18_i2c(struct cx18 *cx);