OpenCloudOS-Kernel/drivers/media/pci/cx88/cx88-vp3054-i2c.h

42 lines
1.5 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.
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* ----------------------------------------------------------------------- */
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