M7350/kernel/drivers/media/dvb-frontends/stv090x.h
2024-09-09 08:57:42 +00:00

135 lines
3.7 KiB
C

/*
STV0900/0903 Multistandard Broadcast Frontend driver
Copyright (C) Manu Abraham <abraham.manu@gmail.com>
Copyright (C) ST Microelectronics
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 __STV090x_H
#define __STV090x_H
enum stv090x_demodulator {
STV090x_DEMODULATOR_0 = 1,
STV090x_DEMODULATOR_1
};
enum stv090x_device {
STV0903 = 0,
STV0900,
};
enum stv090x_mode {
STV090x_DUAL = 0,
STV090x_SINGLE
};
enum stv090x_tsmode {
STV090x_TSMODE_SERIAL_PUNCTURED = 1,
STV090x_TSMODE_SERIAL_CONTINUOUS,
STV090x_TSMODE_PARALLEL_PUNCTURED,
STV090x_TSMODE_DVBCI
};
enum stv090x_clkmode {
STV090x_CLK_INT = 0, /* Clk i/p = CLKI */
STV090x_CLK_EXT = 2 /* Clk i/p = XTALI */
};
enum stv090x_i2crpt {
STV090x_RPTLEVEL_256 = 0,
STV090x_RPTLEVEL_128 = 1,
STV090x_RPTLEVEL_64 = 2,
STV090x_RPTLEVEL_32 = 3,
STV090x_RPTLEVEL_16 = 4,
STV090x_RPTLEVEL_8 = 5,
STV090x_RPTLEVEL_4 = 6,
STV090x_RPTLEVEL_2 = 7,
};
enum stv090x_adc_range {
STV090x_ADC_2Vpp = 0,
STV090x_ADC_1Vpp = 1
};
struct stv090x_config {
enum stv090x_device device;
enum stv090x_mode demod_mode;
enum stv090x_clkmode clk_mode;
u32 xtal; /* default: 8000000 */
u8 address; /* default: 0x68 */
u8 ts1_mode;
u8 ts2_mode;
u32 ts1_clk;
u32 ts2_clk;
u8 ts1_tei : 1;
u8 ts2_tei : 1;
enum stv090x_i2crpt repeater_level;
u8 tuner_bbgain; /* default: 10db */
enum stv090x_adc_range adc1_range; /* default: 2Vpp */
enum stv090x_adc_range adc2_range; /* default: 2Vpp */
bool diseqc_envelope_mode;
int (*tuner_init) (struct dvb_frontend *fe);
int (*tuner_sleep) (struct dvb_frontend *fe);
int (*tuner_set_mode) (struct dvb_frontend *fe, enum tuner_mode mode);
int (*tuner_set_frequency) (struct dvb_frontend *fe, u32 frequency);
int (*tuner_get_frequency) (struct dvb_frontend *fe, u32 *frequency);
int (*tuner_set_bandwidth) (struct dvb_frontend *fe, u32 bandwidth);
int (*tuner_get_bandwidth) (struct dvb_frontend *fe, u32 *bandwidth);
int (*tuner_set_bbgain) (struct dvb_frontend *fe, u32 gain);
int (*tuner_get_bbgain) (struct dvb_frontend *fe, u32 *gain);
int (*tuner_set_refclk) (struct dvb_frontend *fe, u32 refclk);
int (*tuner_get_status) (struct dvb_frontend *fe, u32 *status);
void (*tuner_i2c_lock) (struct dvb_frontend *fe, int lock);
};
#if IS_REACHABLE(CONFIG_DVB_STV090x)
extern struct dvb_frontend *stv090x_attach(const struct stv090x_config *config,
struct i2c_adapter *i2c,
enum stv090x_demodulator demod);
/* dir = 0 -> output, dir = 1 -> input/open-drain */
extern int stv090x_set_gpio(struct dvb_frontend *fe, u8 gpio,
u8 dir, u8 value, u8 xor_value);
#else
static inline struct dvb_frontend *stv090x_attach(const struct stv090x_config *config,
struct i2c_adapter *i2c,
enum stv090x_demodulator demod)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
static inline int stv090x_set_gpio(struct dvb_frontend *fe, u8 gpio,
u8 opd, u8 value, u8 xor_value)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return -ENODEV;
}
#endif /* CONFIG_DVB_STV090x */
#endif /* __STV090x_H */