linux/drivers/media/pci/cx88/cx88-vp3054-i2c.h
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   1/*
   2
   3    cx88-vp3054-i2c.h  --  support for the secondary I2C bus of the
   4                           DNTV Live! DVB-T Pro (VP-3054), wired as:
   5                           GPIO[0] -> SCL, GPIO[1] -> SDA
   6
   7    (c) 2005 Chris Pascoe <c.pascoe@itee.uq.edu.au>
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 2 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program; if not, write to the Free Software
  21    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22
  23*/
  24
  25/* ----------------------------------------------------------------------- */
  26struct vp3054_i2c_state {
  27        struct i2c_adapter         adap;
  28        struct i2c_algo_bit_data   algo;
  29        u32                        state;
  30};
  31
  32/* ----------------------------------------------------------------------- */
  33#if IS_ENABLED(CONFIG_VIDEO_CX88_VP3054)
  34int  vp3054_i2c_probe(struct cx8802_dev *dev);
  35void vp3054_i2c_remove(struct cx8802_dev *dev);
  36#else
  37static inline int  vp3054_i2c_probe(struct cx8802_dev *dev)
  38{ return 0; }
  39static inline void vp3054_i2c_remove(struct cx8802_dev *dev)
  40{ }
  41#endif
  42