linux/drivers/media/dvb-frontends/tda1002x.h

75 lines
1.9 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
TDA10021/TDA10023 - Single Chip Cable Channel Receiver driver module
used on the the Siemens DVB-C cards
Copyright (C) 1999 Convergence Integrated Media GmbH <ralph@convergence.de>
Copyright (C) 2004 Markus Schulz <msc@antzsystem.de>
Support for TDA10021
*/
#ifndef TDA1002x_H
#define TDA1002x_H
#include <linux/dvb/frontend.h>
struct tda1002x_config {
/* the demodulator's i2c address */
u8 demod_address;
u8 invert;
};
enum tda10023_output_mode {
TDA10023_OUTPUT_MODE_PARALLEL_A = 0xe0,
TDA10023_OUTPUT_MODE_PARALLEL_B = 0xa1,
TDA10023_OUTPUT_MODE_PARALLEL_C = 0xa0,
TDA10023_OUTPUT_MODE_SERIAL, /* TODO: not implemented */
};
struct tda10023_config {
/* the demodulator's i2c address */
u8 demod_address;
u8 invert;
/* clock settings */
u32 xtal; /* defaults: 28920000 */
u8 pll_m; /* defaults: 8 */
u8 pll_p; /* defaults: 4 */
u8 pll_n; /* defaults: 1 */
/* MPEG2 TS output mode */
u8 output_mode;
/* input freq offset + baseband conversion type */
u16 deltaf;
};
#if IS_REACHABLE(CONFIG_DVB_TDA10021)
extern struct dvb_frontend* tda10021_attach(const struct tda1002x_config* config,
struct i2c_adapter* i2c, u8 pwm);
#else
static inline struct dvb_frontend* tda10021_attach(const struct tda1002x_config* config,
struct i2c_adapter* i2c, u8 pwm)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif // CONFIG_DVB_TDA10021
#if IS_REACHABLE(CONFIG_DVB_TDA10023)
extern struct dvb_frontend *tda10023_attach(
const struct tda10023_config *config,
struct i2c_adapter *i2c, u8 pwm);
#else
static inline struct dvb_frontend *tda10023_attach(
const struct tda10023_config *config,
struct i2c_adapter *i2c, u8 pwm)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif // CONFIG_DVB_TDA10023
#endif // TDA1002x_H