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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 | /* SPDX-License-Identifier: GPL-2.0-or-later */ /* tda18271.h - header for the Philips / NXP TDA18271 silicon tuner Copyright (C) 2007, 2008 Michael Krufky <mkrufky@linuxtv.org> */ #ifndef __TDA18271_H__ #define __TDA18271_H__ #include <linux/i2c.h> #include <media/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 through & xtal oscillator always on */ TDA18271_OUTPUT_LT_XT_ON = 0, /* slave tuner output loop through 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; } #endif #endif /* __TDA18271_H__ */ |