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tda18271-priv.h - private header for the NXP TDA18271 silicon tuner
Copyright (C) 2007, 2008 Michael Krufky <>
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., 675 Mass Ave, Cambridge, MA 02139, USA.
#ifndef __TDA18271_PRIV_H__
#define __TDA18271_PRIV_H__
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/mutex.h>
#include "tuner-i2c.h"
#include "tda18271.h"
#define R_ID 0x00 /* ID byte */
#define R_TM 0x01 /* Thermo byte */
#define R_PL 0x02 /* Power level byte */
#define R_EP1 0x03 /* Easy Prog byte 1 */
#define R_EP2 0x04 /* Easy Prog byte 2 */
#define R_EP3 0x05 /* Easy Prog byte 3 */
#define R_EP4 0x06 /* Easy Prog byte 4 */
#define R_EP5 0x07 /* Easy Prog byte 5 */
#define R_CPD 0x08 /* Cal Post-Divider byte */
#define R_CD1 0x09 /* Cal Divider byte 1 */
#define R_CD2 0x0a /* Cal Divider byte 2 */
#define R_CD3 0x0b /* Cal Divider byte 3 */
#define R_MPD 0x0c /* Main Post-Divider byte */
#define R_MD1 0x0d /* Main Divider byte 1 */
#define R_MD2 0x0e /* Main Divider byte 2 */
#define R_MD3 0x0f /* Main Divider byte 3 */
#define R_EB1 0x10 /* Extended byte 1 */
#define R_EB2 0x11 /* Extended byte 2 */
#define R_EB3 0x12 /* Extended byte 3 */
#define R_EB4 0x13 /* Extended byte 4 */
#define R_EB5 0x14 /* Extended byte 5 */
#define R_EB6 0x15 /* Extended byte 6 */
#define R_EB7 0x16 /* Extended byte 7 */
#define R_EB8 0x17 /* Extended byte 8 */
#define R_EB9 0x18 /* Extended byte 9 */
#define R_EB10 0x19 /* Extended byte 10 */
#define R_EB11 0x1a /* Extended byte 11 */
#define R_EB12 0x1b /* Extended byte 12 */
#define R_EB13 0x1c /* Extended byte 13 */
#define R_EB14 0x1d /* Extended byte 14 */
#define R_EB15 0x1e /* Extended byte 15 */
#define R_EB16 0x1f /* Extended byte 16 */
#define R_EB17 0x20 /* Extended byte 17 */
#define R_EB18 0x21 /* Extended byte 18 */
#define R_EB19 0x22 /* Extended byte 19 */
#define R_EB20 0x23 /* Extended byte 20 */
#define R_EB21 0x24 /* Extended byte 21 */
#define R_EB22 0x25 /* Extended byte 22 */
#define R_EB23 0x26 /* Extended byte 23 */
#define TDA18271_NUM_REGS 39
struct tda18271_rf_tracking_filter_cal {
u32 rfmax;
u8 rfband;
u32 rf1_def;
u32 rf2_def;
u32 rf3_def;
u32 rf1;
u32 rf2;
u32 rf3;
s32 rf_a1;
s32 rf_b1;
s32 rf_a2;
s32 rf_b2;
enum tda18271_pll {
struct tda18271_map_layout;
enum tda18271_ver {
struct tda18271_priv {
unsigned char tda18271_regs[TDA18271_NUM_REGS];
struct list_head hybrid_tuner_instance_list;
struct tuner_i2c_props i2c_props;
enum tda18271_mode mode;
enum tda18271_role role;
enum tda18271_i2c_gate gate;
enum tda18271_ver id;
enum tda18271_output_options output_opt;
enum tda18271_small_i2c small_i2c;
unsigned int config; /* interface to saa713x / tda829x */
unsigned int cal_initialized:1;
u8 tm_rfcal;
struct tda18271_map_layout *maps;
struct tda18271_std_map std;
struct tda18271_rf_tracking_filter_cal rf_cal_state[8];
struct mutex lock;
u16 if_freq;
u32 frequency;
u32 bandwidth;
extern int tda18271_debug;
#define DBG_INFO 1
#define DBG_MAP 2
#define DBG_REG 4
#define DBG_ADV 8
#define DBG_CAL 16
__attribute__((format(printf, 4, 5)))
void _tda_printk(struct tda18271_priv *state, const char *level,
const char *func, const char *fmt, ...);
#define tda_printk(st, lvl, fmt, arg...) \
_tda_printk(st, lvl, __func__, fmt, ##arg)
#define tda_dprintk(st, lvl, fmt, arg...) \
do { \
if (tda18271_debug & lvl) \
tda_printk(st, KERN_DEBUG, fmt, ##arg); \
} while (0)
#define tda_info(fmt, arg...) pr_info(fmt, ##arg)
#define tda_warn(fmt, arg...) tda_printk(priv, KERN_WARNING, fmt, ##arg)
#define tda_err(fmt, arg...) tda_printk(priv, KERN_ERR, fmt, ##arg)
#define tda_dbg(fmt, arg...) tda_dprintk(priv, DBG_INFO, fmt, ##arg)
#define tda_map(fmt, arg...) tda_dprintk(priv, DBG_MAP, fmt, ##arg)
#define tda_reg(fmt, arg...) tda_dprintk(priv, DBG_REG, fmt, ##arg)
#define tda_cal(fmt, arg...) tda_dprintk(priv, DBG_CAL, fmt, ##arg)
#define tda_fail(ret) \
({ \
int __ret; \
__ret = (ret < 0); \
if (__ret) \
tda_printk(priv, KERN_ERR, \
"error %d on line %d\n", ret, __LINE__); \
__ret; \
enum tda18271_map_type {
/* tda18271_pll_map */
/* tda18271_map */
extern int tda18271_lookup_pll_map(struct dvb_frontend *fe,
enum tda18271_map_type map_type,
u32 *freq, u8 *post_div, u8 *div);
extern int tda18271_lookup_map(struct dvb_frontend *fe,
enum tda18271_map_type map_type,
u32 *freq, u8 *val);
extern int tda18271_lookup_thermometer(struct dvb_frontend *fe);
extern int tda18271_lookup_rf_band(struct dvb_frontend *fe,
u32 *freq, u8 *rf_band);
extern int tda18271_lookup_cid_target(struct dvb_frontend *fe,
u32 *freq, u8 *cid_target,
u16 *count_limit);
extern int tda18271_assign_map_layout(struct dvb_frontend *fe);
extern int tda18271_read_regs(struct dvb_frontend *fe);
extern int tda18271_read_extended(struct dvb_frontend *fe);
extern int tda18271_write_regs(struct dvb_frontend *fe, int idx, int len);
extern int tda18271_init_regs(struct dvb_frontend *fe);
extern int tda18271_charge_pump_source(struct dvb_frontend *fe,
enum tda18271_pll pll, int force);
extern int tda18271_set_standby_mode(struct dvb_frontend *fe,
int sm, int sm_lt, int sm_xt);
extern int tda18271_calc_main_pll(struct dvb_frontend *fe, u32 freq);
extern int tda18271_calc_cal_pll(struct dvb_frontend *fe, u32 freq);
extern int tda18271_calc_bp_filter(struct dvb_frontend *fe, u32 *freq);
extern int tda18271_calc_km(struct dvb_frontend *fe, u32 *freq);
extern int tda18271_calc_rf_band(struct dvb_frontend *fe, u32 *freq);
extern int tda18271_calc_gain_taper(struct dvb_frontend *fe, u32 *freq);
extern int tda18271_calc_ir_measure(struct dvb_frontend *fe, u32 *freq);
extern int tda18271_calc_rf_cal(struct dvb_frontend *fe, u32 *freq);
#endif /* __TDA18271_PRIV_H__ */
* Overrides for Emacs so that we follow Linus's tabbing style.
* ---------------------------------------------------------------------------
* Local variables:
* c-basic-offset: 8
* End: