cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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stv090x.h (2995B)

      1/* SPDX-License-Identifier: GPL-2.0-or-later */
      2/*
      3	STV0900/0903 Multistandard Broadcast Frontend driver
      4	Copyright (C) Manu Abraham <abraham.manu@gmail.com>
      5
      6	Copyright (C) ST Microelectronics
      7
      8*/
      9
     10#ifndef __STV090x_H
     11#define __STV090x_H
     12
     13enum stv090x_demodulator {
     14	STV090x_DEMODULATOR_0 = 1,
     15	STV090x_DEMODULATOR_1
     16};
     17
     18enum stv090x_device {
     19	STV0903	=  0,
     20	STV0900,
     21};
     22
     23enum stv090x_mode {
     24	STV090x_DUAL = 0,
     25	STV090x_SINGLE
     26};
     27
     28enum stv090x_tsmode {
     29	STV090x_TSMODE_SERIAL_PUNCTURED	= 1,
     30	STV090x_TSMODE_SERIAL_CONTINUOUS,
     31	STV090x_TSMODE_PARALLEL_PUNCTURED,
     32	STV090x_TSMODE_DVBCI
     33};
     34
     35enum stv090x_clkmode {
     36	STV090x_CLK_INT = 0, /* Clk i/p = CLKI */
     37	STV090x_CLK_EXT = 2 /* Clk i/p = XTALI */
     38};
     39
     40enum stv090x_i2crpt {
     41	STV090x_RPTLEVEL_256	= 0,
     42	STV090x_RPTLEVEL_128	= 1,
     43	STV090x_RPTLEVEL_64	= 2,
     44	STV090x_RPTLEVEL_32	= 3,
     45	STV090x_RPTLEVEL_16	= 4,
     46	STV090x_RPTLEVEL_8	= 5,
     47	STV090x_RPTLEVEL_4	= 6,
     48	STV090x_RPTLEVEL_2	= 7,
     49};
     50
     51enum stv090x_adc_range {
     52	STV090x_ADC_2Vpp	= 0,
     53	STV090x_ADC_1Vpp	= 1
     54};
     55
     56struct stv090x_config {
     57	enum stv090x_device	device;
     58	enum stv090x_mode	demod_mode;
     59	enum stv090x_clkmode	clk_mode;
     60	enum stv090x_demodulator demod;
     61
     62	u32 xtal; /* default: 8000000 */
     63	u8 address; /* default: 0x68 */
     64
     65	u8 ts1_mode;
     66	u8 ts2_mode;
     67	u32 ts1_clk;
     68	u32 ts2_clk;
     69
     70	u8 ts1_tei : 1;
     71	u8 ts2_tei : 1;
     72
     73	enum stv090x_i2crpt	repeater_level;
     74
     75	u8			tuner_bbgain; /* default: 10db */
     76	enum stv090x_adc_range	adc1_range; /* default: 2Vpp */
     77	enum stv090x_adc_range	adc2_range; /* default: 2Vpp */
     78
     79	bool diseqc_envelope_mode;
     80
     81	int (*tuner_init)(struct dvb_frontend *fe);
     82	int (*tuner_sleep)(struct dvb_frontend *fe);
     83	int (*tuner_set_mode)(struct dvb_frontend *fe, enum tuner_mode mode);
     84	int (*tuner_set_frequency)(struct dvb_frontend *fe, u32 frequency);
     85	int (*tuner_get_frequency)(struct dvb_frontend *fe, u32 *frequency);
     86	int (*tuner_set_bandwidth)(struct dvb_frontend *fe, u32 bandwidth);
     87	int (*tuner_get_bandwidth)(struct dvb_frontend *fe, u32 *bandwidth);
     88	int (*tuner_set_bbgain)(struct dvb_frontend *fe, u32 gain);
     89	int (*tuner_get_bbgain)(struct dvb_frontend *fe, u32 *gain);
     90	int (*tuner_set_refclk)(struct dvb_frontend *fe, u32 refclk);
     91	int (*tuner_get_status)(struct dvb_frontend *fe, u32 *status);
     92	void (*tuner_i2c_lock)(struct dvb_frontend *fe, int lock);
     93
     94	/* dir = 0 -> output, dir = 1 -> input/open-drain */
     95	int (*set_gpio)(struct dvb_frontend *fe, u8 gpio, u8 dir, u8 value,
     96			u8 xor_value);
     97
     98	struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *i2c);
     99};
    100
    101#if IS_REACHABLE(CONFIG_DVB_STV090x)
    102
    103struct dvb_frontend *stv090x_attach(struct stv090x_config *config,
    104				    struct i2c_adapter *i2c,
    105				    enum stv090x_demodulator demod);
    106
    107#else
    108
    109static inline struct dvb_frontend *stv090x_attach(const struct stv090x_config *config,
    110						  struct i2c_adapter *i2c,
    111						  enum stv090x_demodulator demod)
    112{
    113	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
    114	return NULL;
    115}
    116
    117#endif /* CONFIG_DVB_STV090x */
    118
    119#endif /* __STV090x_H */