cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

dib0070.h (1965B)

      1/* SPDX-License-Identifier: GPL-2.0-only */
      2/*
      3 * Linux-DVB Driver for DiBcom's DiB0070 base-band RF Tuner.
      4 *
      5 * Copyright (C) 2005-7 DiBcom (http://www.dibcom.fr/)
      6 */
      7#ifndef DIB0070_H
      8#define DIB0070_H
      9
     10struct dvb_frontend;
     11struct i2c_adapter;
     12
     13#define DEFAULT_DIB0070_I2C_ADDRESS 0x60
     14
     15struct dib0070_wbd_gain_cfg {
     16	u16 freq;
     17	u16 wbd_gain_val;
     18};
     19
     20struct dib0070_config {
     21	u8 i2c_address;
     22
     23	/* tuner pins controlled externally */
     24	int (*reset) (struct dvb_frontend *, int);
     25	int (*sleep) (struct dvb_frontend *, int);
     26
     27	/*  offset in kHz */
     28	int freq_offset_khz_uhf;
     29	int freq_offset_khz_vhf;
     30
     31	u8 osc_buffer_state;	/* 0= normal, 1= tri-state */
     32	u32 clock_khz;
     33	u8 clock_pad_drive;	/* (Drive + 1) * 2mA */
     34
     35	u8 invert_iq;		/* invert Q - in case I or Q is inverted on the board */
     36
     37	u8 force_crystal_mode;	/* if == 0 -> decision is made in the driver default: <24 -> 2, >=24 -> 1 */
     38
     39	u8 flip_chip;
     40	u8 enable_third_order_filter;
     41	u8 charge_pump;
     42
     43	const struct dib0070_wbd_gain_cfg *wbd_gain;
     44
     45	u8 vga_filter;
     46};
     47
     48#if IS_REACHABLE(CONFIG_DVB_TUNER_DIB0070)
     49extern struct dvb_frontend *dib0070_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0070_config *cfg);
     50extern u16 dib0070_wbd_offset(struct dvb_frontend *);
     51extern void dib0070_ctrl_agc_filter(struct dvb_frontend *, u8 open);
     52extern u8 dib0070_get_rf_output(struct dvb_frontend *fe);
     53extern int dib0070_set_rf_output(struct dvb_frontend *fe, u8 no);
     54#else
     55static inline struct dvb_frontend *dib0070_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0070_config *cfg)
     56{
     57	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
     58	return NULL;
     59}
     60
     61static inline u16 dib0070_wbd_offset(struct dvb_frontend *fe)
     62{
     63	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
     64	return 0;
     65}
     66
     67static inline void dib0070_ctrl_agc_filter(struct dvb_frontend *fe, u8 open)
     68{
     69	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
     70}
     71#endif
     72
     73#endif