WSL2-Linux-Kernel/drivers/media/dvb-frontends/tda826x.h

55 строки
1.7 KiB
C

/*
Driver for Philips tda8262/tda8263 DVBS Silicon tuners
(c) 2006 Andrew de Quincey
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_TDA826X_H__
#define __DVB_TDA826X_H__
#include <linux/i2c.h>
#include <media/dvb_frontend.h>
/**
* Attach a tda826x tuner to the supplied frontend structure.
*
* @fe: Frontend to attach to.
* @addr: i2c address of the tuner.
* @i2c: i2c adapter to use.
* @has_loopthrough: Set to 1 if the card has a loopthrough RF connector.
*
* return: FE pointer on success, NULL on failure.
*/
#if IS_REACHABLE(CONFIG_DVB_TDA826X)
extern struct dvb_frontend* tda826x_attach(struct dvb_frontend *fe, int addr,
struct i2c_adapter *i2c,
int has_loopthrough);
#else
static inline struct dvb_frontend* tda826x_attach(struct dvb_frontend *fe,
int addr,
struct i2c_adapter *i2c,
int has_loopthrough)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif // CONFIG_DVB_TDA826X
#endif // __DVB_TDA826X_H__