WSL2-Linux-Kernel/drivers/media/dvb-frontends/cx24113.h

55 строки
1.6 KiB
C

/*
* Driver for Conexant CX24113/CX24128 Tuner (Satellite)
*
* Copyright (C) 2007-8 Patrick Boettcher <pb@linuxtv.org>
*
* 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 CX24113_H
#define CX24113_H
#include <linux/kconfig.h>
struct dvb_frontend;
struct cx24113_config {
u8 i2c_addr; /* 0x14 or 0x54 */
u32 xtal_khz;
};
#if IS_REACHABLE(CONFIG_DVB_TUNER_CX24113)
extern struct dvb_frontend *cx24113_attach(struct dvb_frontend *,
const struct cx24113_config *config, struct i2c_adapter *i2c);
extern void cx24113_agc_callback(struct dvb_frontend *fe);
#else
static inline struct dvb_frontend *cx24113_attach(struct dvb_frontend *fe,
const struct cx24113_config *config, struct i2c_adapter *i2c)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
static inline void cx24113_agc_callback(struct dvb_frontend *fe)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
}
#endif
#endif /* CX24113_H */