782d8b743a
Instead of checking everywhere there for 3 symbols, use instead IS_ENABLED macro. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
/*
|
|
* Sharp s921 driver
|
|
*
|
|
* Copyright (C) 2009 Mauro Carvalho Chehab <mchehab@redhat.com>
|
|
* Copyright (C) 2009 Douglas Landgraf <dougsland@redhat.com>
|
|
*
|
|
* 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 version 2.
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#ifndef S921_H
|
|
#define S921_H
|
|
|
|
#include <linux/kconfig.h>
|
|
#include <linux/dvb/frontend.h>
|
|
|
|
struct s921_config {
|
|
/* the demodulator's i2c address */
|
|
u8 demod_address;
|
|
};
|
|
|
|
#if IS_ENABLED(CONFIG_DVB_S921)
|
|
extern struct dvb_frontend *s921_attach(const struct s921_config *config,
|
|
struct i2c_adapter *i2c);
|
|
extern struct i2c_adapter *s921_get_tuner_i2c_adapter(struct dvb_frontend *);
|
|
#else
|
|
static inline struct dvb_frontend *s921_attach(
|
|
const struct s921_config *config, struct i2c_adapter *i2c)
|
|
{
|
|
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
|
|
return NULL;
|
|
}
|
|
static struct i2c_adapter *
|
|
s921_get_tuner_i2c_adapter(struct dvb_frontend *fe)
|
|
{
|
|
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
|
|
return NULL;
|
|
}
|
|
#endif
|
|
|
|
#endif /* S921_H */
|