107 lines
2.4 KiB
C
107 lines
2.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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Driver for ST STV0299 demodulator
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Copyright (C) 2001-2002 Convergence Integrated Media GmbH
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<ralph@convergence.de>,
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<holger@convergence.de>,
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<js@convergence.de>
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Philips SU1278/SH
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Copyright (C) 2002 by Peter Schildmann <peter.schildmann@web.de>
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LG TDQF-S001F
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Copyright (C) 2002 Felix Domke <tmbinc@elitedvb.net>
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& Andreas Oberritter <obi@linuxtv.org>
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Support for Samsung TBMU24112IMB used on Technisat SkyStar2 rev. 2.6B
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Copyright (C) 2003 Vadim Catana <skystar@moldova.cc>:
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Support for Philips SU1278 on Technotrend hardware
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Copyright (C) 2004 Andrew de Quincey <adq_dvb@lidskialf.net>
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*/
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#ifndef STV0299_H
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#define STV0299_H
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#include <linux/dvb/frontend.h>
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#include <media/dvb_frontend.h>
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#define STV0299_LOCKOUTPUT_0 0
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#define STV0299_LOCKOUTPUT_1 1
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#define STV0299_LOCKOUTPUT_CF 2
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#define STV0299_LOCKOUTPUT_LK 3
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#define STV0299_VOLT13_OP0 0
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#define STV0299_VOLT13_OP1 1
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struct stv0299_config
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{
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/* the demodulator's i2c address */
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u8 demod_address;
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/* inittab - array of pairs of values.
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* First of each pair is the register, second is the value.
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* List should be terminated with an 0xff, 0xff pair.
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*/
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const u8* inittab;
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/* master clock to use */
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u32 mclk;
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/* does the inversion require inversion? */
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u8 invert:1;
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/* Skip reinitialisation? */
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u8 skip_reinit:1;
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/* LOCK OUTPUT setting */
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u8 lock_output:2;
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/* Is 13v controlled by OP0 or OP1? */
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u8 volt13_op0_op1:1;
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/* Turn-off OP0? */
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u8 op0_off:1;
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/* minimum delay before retuning */
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int min_delay_ms;
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/* Set the symbol rate */
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int (*set_symbol_rate)(struct dvb_frontend *fe, u32 srate, u32 ratio);
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/* Set device param to start dma */
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int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured);
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};
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#if IS_REACHABLE(CONFIG_DVB_STV0299)
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extern struct dvb_frontend *stv0299_attach(const struct stv0299_config *config,
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struct i2c_adapter *i2c);
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#else
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static inline struct dvb_frontend *stv0299_attach(const struct stv0299_config *config,
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struct i2c_adapter *i2c)
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{
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printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
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return NULL;
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}
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#endif // CONFIG_DVB_STV0299
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static inline int stv0299_writereg(struct dvb_frontend *fe, u8 reg, u8 val) {
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int r = 0;
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u8 buf[] = {reg, val};
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if (fe->ops.write)
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r = fe->ops.write(fe, buf, 2);
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return r;
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}
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#endif // STV0299_H
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