linux_dsm_epyc7002/drivers/media/dvb-frontends/stv090x.h
Tobias Klausmann eb5005df88 media: stv090x: Implement probe/remove for stv090x
Move common code into a new function.

This provides the needed functionality to use dvb_module_probe() instead
of dvb_attach()!

[mchehab+samsung@kernel.org: fix an out of order error return code]
Signed-off-by: Tobias Klausmann <tobias.johannes.klausmann@mni.thm.de>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-06-10 15:01:38 -04:00

120 lines
2.9 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
STV0900/0903 Multistandard Broadcast Frontend driver
Copyright (C) Manu Abraham <abraham.manu@gmail.com>
Copyright (C) ST Microelectronics
*/
#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;
enum stv090x_demodulator demod;
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);
/* dir = 0 -> output, dir = 1 -> input/open-drain */
int (*set_gpio)(struct dvb_frontend *fe, u8 gpio, u8 dir, u8 value,
u8 xor_value);
struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *i2c);
};
#if IS_REACHABLE(CONFIG_DVB_STV090x)
struct dvb_frontend *stv090x_attach(struct stv090x_config *config,
struct i2c_adapter *i2c,
enum stv090x_demodulator demod);
#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;
}
#endif /* CONFIG_DVB_STV090x */
#endif /* __STV090x_H */