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* Sony CXD2820R demodulator driver
* Copyright (C) 2010 Antti Palosaari <>
* 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
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#ifndef CXD2820R_PRIV_H
#define CXD2820R_PRIV_H
#include <linux/dvb/version.h>
#include <media/dvb_frontend.h>
#include <media/dvb_math.h>
#include "cxd2820r.h"
#include <linux/gpio.h>
#include <linux/math64.h>
#include <linux/regmap.h>
struct reg_val_mask {
u32 reg;
u8 val;
u8 mask;
#define CXD2820R_CLK 41000000
struct cxd2820r_priv {
struct i2c_client *client[2];
struct regmap *regmap[2];
struct i2c_adapter *i2c;
struct dvb_frontend fe;
u8 ts_mode;
bool ts_clk_inv;
bool if_agc_polarity;
bool spec_inv;
u64 post_bit_error_prev_dvbv3;
u64 post_bit_error;
bool ber_running;
#define GPIO_COUNT 3
u8 gpio[GPIO_COUNT];
struct gpio_chip gpio_chip;
enum fe_delivery_system delivery_system;
bool last_tune_failed; /* for switch between T and T2 tune */
/* cxd2820r_core.c */
extern int cxd2820r_debug;
int cxd2820r_gpio(struct dvb_frontend *fe, u8 *gpio);
int cxd2820r_wr_reg_val_mask_tab(struct cxd2820r_priv *priv,
const struct reg_val_mask *tab, int tab_len);
int cxd2820r_wr_reg_mask(struct cxd2820r_priv *priv, u32 reg, u8 val,
u8 mask);
int cxd2820r_wr_regs(struct cxd2820r_priv *priv, u32 reginfo, u8 *val,
int len);
int cxd2820r_wr_regs(struct cxd2820r_priv *priv, u32 reginfo, u8 *val,
int len);
int cxd2820r_rd_regs(struct cxd2820r_priv *priv, u32 reginfo, u8 *val,
int len);
int cxd2820r_wr_reg(struct cxd2820r_priv *priv, u32 reg, u8 val);
int cxd2820r_rd_reg(struct cxd2820r_priv *priv, u32 reg, u8 *val);
/* cxd2820r_c.c */
int cxd2820r_get_frontend_c(struct dvb_frontend *fe,
struct dtv_frontend_properties *p);
int cxd2820r_set_frontend_c(struct dvb_frontend *fe);
int cxd2820r_read_status_c(struct dvb_frontend *fe, enum fe_status *status);
int cxd2820r_init_c(struct dvb_frontend *fe);
int cxd2820r_sleep_c(struct dvb_frontend *fe);
int cxd2820r_get_tune_settings_c(struct dvb_frontend *fe,
struct dvb_frontend_tune_settings *s);
/* cxd2820r_t.c */
int cxd2820r_get_frontend_t(struct dvb_frontend *fe,
struct dtv_frontend_properties *p);
int cxd2820r_set_frontend_t(struct dvb_frontend *fe);
int cxd2820r_read_status_t(struct dvb_frontend *fe, enum fe_status *status);
int cxd2820r_init_t(struct dvb_frontend *fe);
int cxd2820r_sleep_t(struct dvb_frontend *fe);
int cxd2820r_get_tune_settings_t(struct dvb_frontend *fe,
struct dvb_frontend_tune_settings *s);
/* cxd2820r_t2.c */
int cxd2820r_get_frontend_t2(struct dvb_frontend *fe,
struct dtv_frontend_properties *p);
int cxd2820r_set_frontend_t2(struct dvb_frontend *fe);
int cxd2820r_read_status_t2(struct dvb_frontend *fe, enum fe_status *status);
int cxd2820r_init_t2(struct dvb_frontend *fe);
int cxd2820r_sleep_t2(struct dvb_frontend *fe);
int cxd2820r_get_tune_settings_t2(struct dvb_frontend *fe,
struct dvb_frontend_tune_settings *s);
#endif /* CXD2820R_PRIV_H */