linux/drivers/media/dvb-frontends/tda8261.h

56 lines
1.5 KiB
C

/*
TDA8261 8PSK/QPSK tuner driver
Copyright (C) Manu Abraham (abraham.manu@gmail.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; 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 __TDA8261_H
#define __TDA8261_H
enum tda8261_step {
TDA8261_STEP_2000 = 0, /* 2000 kHz */
TDA8261_STEP_1000, /* 1000 kHz */
TDA8261_STEP_500, /* 500 kHz */
TDA8261_STEP_250, /* 250 kHz */
TDA8261_STEP_125 /* 125 kHz */
};
struct tda8261_config {
// u8 buf[16];
u8 addr;
enum tda8261_step step_size;
};
#if IS_ENABLED(CONFIG_DVB_TDA8261)
extern struct dvb_frontend *tda8261_attach(struct dvb_frontend *fe,
const struct tda8261_config *config,
struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *tda8261_attach(struct dvb_frontend *fe,
const struct tda8261_config *config,
struct i2c_adapter *i2c)
{
printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif //CONFIG_DVB_TDA8261
#endif// __TDA8261_H