tegrakernel/kernel/kernel-4.9/drivers/media/dvb-frontends/stb6000.h

51 lines
1.6 KiB
C

/*
Driver for ST stb6000 DVBS Silicon tuner
Copyright (C) 2008 Igor M. Liplianin (liplianin@me.by)
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.
*/
#ifndef __DVB_STB6000_H__
#define __DVB_STB6000_H__
#include <linux/i2c.h>
#include "dvb_frontend.h"
/**
* Attach a stb6000 tuner to the supplied frontend structure.
*
* @param fe Frontend to attach to.
* @param addr i2c address of the tuner.
* @param i2c i2c adapter to use.
* @return FE pointer on success, NULL on failure.
*/
#if IS_REACHABLE(CONFIG_DVB_STB6000)
extern struct dvb_frontend *stb6000_attach(struct dvb_frontend *fe, int addr,
struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *stb6000_attach(struct dvb_frontend *fe,
int addr,
struct i2c_adapter *i2c)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif /* CONFIG_DVB_STB6000 */
#endif /* __DVB_STB6000_H__ */