linux/drivers/media/pci/cx88/cx88-vp3054-i2c.h

36 lines
1.3 KiB
C

/*
* cx88-vp3054-i2c.h -- support for the secondary I2C bus of the
* DNTV Live! DVB-T Pro (VP-3054), wired as:
* GPIO[0] -> SCL, GPIO[1] -> SDA
*
* (c) 2005 Chris Pascoe <c.pascoe@itee.uq.edu.au>
*
* 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.
*/
/* ----------------------------------------------------------------------- */
struct vp3054_i2c_state {
struct i2c_adapter adap;
struct i2c_algo_bit_data algo;
u32 state;
};
/* ----------------------------------------------------------------------- */
#if IS_ENABLED(CONFIG_VIDEO_CX88_VP3054)
int vp3054_i2c_probe(struct cx8802_dev *dev);
void vp3054_i2c_remove(struct cx8802_dev *dev);
#else
static inline int vp3054_i2c_probe(struct cx8802_dev *dev)
{ return 0; }
static inline void vp3054_i2c_remove(struct cx8802_dev *dev)
{ }
#endif