linux/linux-5.4.31/drivers/media/dvb-frontends/cx22700.h

35 lines
778 B
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
Conexant CX22700 DVB OFDM demodulator driver
Copyright (C) 2001-2002 Convergence Integrated Media GmbH
Holger Waechtler <holger@convergence.de>
*/
#ifndef CX22700_H
#define CX22700_H
#include <linux/dvb/frontend.h>
struct cx22700_config
{
/* the demodulator's i2c address */
u8 demod_address;
};
#if IS_REACHABLE(CONFIG_DVB_CX22700)
extern struct dvb_frontend* cx22700_attach(const struct cx22700_config* config,
struct i2c_adapter* i2c);
#else
static inline struct dvb_frontend* cx22700_attach(const struct cx22700_config* config,
struct i2c_adapter* i2c)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif // CONFIG_DVB_CX22700
#endif // CX22700_H