/* 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_8; }; enum tda18271_role { TDA18271_MASTER = 0, TDA18271_SLAVE, }; enum tda18271_i2c_gate { TDA18271_GATE_AUTO = 0, TDA18271_GATE_ANALOG, TDA18271_GATE_DIGITAL, }; 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; /* some i2c providers cant write all 39 registers at once */ unsigned int small_i2c:1; }; #if defined(CONFIG_MEDIA_TUNER_TDA18271) || (defined(CONFIG_MEDIA_TUNER_TDA18271_MODULE) && defined(MODULE)) 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; } #endif #endif /* __TDA18271_H__ */