Release 4.11 drivers/media/tuners/tda18271.h

/*
    tda18271.h - header for the Philips / NXP TDA18271 silicon tuner

    Copyright (C) 2007, 2008 Michael Krufky <mkrufky@linuxtv.org>

    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
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    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_H__

#define __TDA18271_H__

#include <linux/i2c.h>
#include "dvb_frontend.h"


struct tda18271_std_map_item {
	
u16 if_freq;

	/* EP3[4:3] */
	
unsigned int agc_mode:2;
	/* EP3[2:0] */
	
unsigned int std:3;
	/* EP4[7] */
	
unsigned int fm_rfn:1;
	/* EP4[4:2] */
	
unsigned int if_lvl:3;
	/* EB22[6:0] */
	
unsigned int rfagc_top:7;
};


struct tda18271_std_map {
	
struct tda18271_std_map_item fm_radio;
	
struct tda18271_std_map_item atv_b;
	
struct tda18271_std_map_item atv_dk;
	
struct tda18271_std_map_item atv_gh;
	
struct tda18271_std_map_item atv_i;
	
struct tda18271_std_map_item atv_l;
	
struct tda18271_std_map_item atv_lc;
	
struct tda18271_std_map_item atv_mn;
	
struct tda18271_std_map_item atsc_6;
	
struct tda18271_std_map_item dvbt_6;
	
struct tda18271_std_map_item dvbt_7;
	
struct tda18271_std_map_item dvbt_8;
	
struct tda18271_std_map_item qam_6;
	
struct tda18271_std_map_item qam_7;
	
struct tda18271_std_map_item qam_8;
};


enum tda18271_role {
	
TDA18271_MASTER = 0,
	
TDA18271_SLAVE,
};


enum tda18271_i2c_gate {
	
TDA18271_GATE_AUTO = 0,
	
TDA18271_GATE_ANALOG,
	
TDA18271_GATE_DIGITAL,
};


enum tda18271_output_options {
	/* slave tuner output & loop thru & xtal oscillator always on */
	
TDA18271_OUTPUT_LT_XT_ON = 0,

	/* slave tuner output loop thru off */
	
TDA18271_OUTPUT_LT_OFF = 1,

	/* xtal oscillator off */
	
TDA18271_OUTPUT_XT_OFF = 2,
};


enum tda18271_small_i2c {
	
TDA18271_39_BYTE_CHUNK_INIT = 0,
	
TDA18271_16_BYTE_CHUNK_INIT = 16,
	
TDA18271_08_BYTE_CHUNK_INIT = 8,
	
TDA18271_03_BYTE_CHUNK_INIT = 3,
};


struct tda18271_config {
	/* override default if freq / std settings (optional) */
	
struct tda18271_std_map *std_map;

	/* master / slave tuner: master uses main pll, slave uses cal pll */
	
enum tda18271_role role;

	/* use i2c gate provided by analog or digital demod */
	
enum tda18271_i2c_gate gate;

	/* output options that can be disabled */
	
enum tda18271_output_options output_opt;

	/* some i2c providers can't write all 39 registers at once */
	
enum tda18271_small_i2c small_i2c;

	/* force rf tracking filter calibration on startup */
	
unsigned int rf_cal_on_startup:1;

	/* prevent any register access during attach(),
         * delaying both IR & RF calibration until init()
         * module option 'cal' overrides this delay */
	
unsigned int delay_cal:1;

	/* interface to saa713x / tda829x */
	
unsigned int config;
};


#define TDA18271_CALLBACK_CMD_AGC_ENABLE 0


enum tda18271_mode {
	
TDA18271_ANALOG = 0,
	
TDA18271_DIGITAL,
};

#if IS_REACHABLE(CONFIG_MEDIA_TUNER_TDA18271)
extern struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
					    struct i2c_adapter *i2c,
					    struct tda18271_config *cfg);
#else


static inline struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe,
						   u8 addr,
						   struct i2c_adapter *i2c,
						   struct tda18271_config *cfg)
{
	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	return NULL;
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Michael Ira Krufky
37
97.37%
3
75.00%
Harvey Harrison
1
2.63%
1
25.00%
Total
38
100.00%
4
100.00%

#endif

#endif /* __TDA18271_H__ */
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Michael Ira Krufky
308
95.65%
19
76.00%
Mauro Carvalho Chehab
11
3.42%
3
12.00%
Lucas De Marchi
1
0.31%
1
4.00%
Arnd Bergmann
1
0.31%
1
4.00%
Harvey Harrison
1
0.31%
1
4.00%
Andrew Morton
0.00%
0
0.00%
Total
322
100.00%
25
100.00%
Directory: drivers/media/tuners

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