tegrakernel/kernel/kernel-4.9/drivers/media/dvb-frontends/cx24117.h

47 lines
1.4 KiB
C

/*
Conexant cx24117/cx24132 - Dual DVBS/S2 Satellite demod/tuner driver
Copyright (C) 2013 Luis Alves <ljalvs@gmail.com>
(based on cx24116.h by Steven Toth)
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 CX24117_H
#define CX24117_H
#include <linux/dvb/frontend.h>
struct cx24117_config {
/* the demodulator's i2c address */
u8 demod_address;
};
#if IS_REACHABLE(CONFIG_DVB_CX24117)
extern struct dvb_frontend *cx24117_attach(
const struct cx24117_config *config,
struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *cx24117_attach(
const struct cx24117_config *config,
struct i2c_adapter *i2c)
{
dev_warn(&i2c->dev, "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif
#endif /* CX24117_H */