1 /* 2 * Silicon Labs Si2146/2147/2148/2157/2158 silicon tuner driver 3 * 4 * Copyright (C) 2014 Antti Palosaari <crope@iki.fi> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 */ 16 17 #ifndef SI2157_PRIV_H 18 #define SI2157_PRIV_H 19 20 #include <linux/firmware.h> 21 #include <media/v4l2-mc.h> 22 #include "si2157.h" 23 24 /* state struct */ 25 struct si2157_dev { 26 struct mutex i2c_mutex; 27 struct dvb_frontend *fe; 28 bool active; 29 bool inversion; 30 u8 chiptype; 31 u8 if_port; 32 u32 if_frequency; 33 struct delayed_work stat_work; 34 35 #if defined(CONFIG_MEDIA_CONTROLLER) 36 struct media_device *mdev; 37 struct media_entity ent; 38 struct media_pad pad[TUNER_NUM_PADS]; 39 #endif 40 41 }; 42 43 #define SI2157_CHIPTYPE_SI2157 0 44 #define SI2157_CHIPTYPE_SI2146 1 45 #define SI2157_CHIPTYPE_SI2141 2 46 47 /* firmware command struct */ 48 #define SI2157_ARGLEN 30 49 struct si2157_cmd { 50 u8 args[SI2157_ARGLEN]; 51 unsigned wlen; 52 unsigned rlen; 53 }; 54 55 #define SI2158_A20_FIRMWARE "dvb-tuner-si2158-a20-01.fw" 56 #define SI2141_A10_FIRMWARE "dvb-tuner-si2141-a10-01.fw" 57 58 #endif 59