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 enum si2157_pads { 25 SI2157_PAD_RF_INPUT, 26 SI2157_PAD_VID_OUT, 27 SI2157_PAD_AUD_OUT, 28 SI2157_NUM_PADS 29 }; 30 31 /* state struct */ 32 struct si2157_dev { 33 struct mutex i2c_mutex; 34 struct dvb_frontend *fe; 35 bool active; 36 bool inversion; 37 u8 chiptype; 38 u8 if_port; 39 u32 if_frequency; 40 struct delayed_work stat_work; 41 42 #if defined(CONFIG_MEDIA_CONTROLLER) 43 struct media_device *mdev; 44 struct media_entity ent; 45 struct media_pad pad[SI2157_NUM_PADS]; 46 #endif 47 48 }; 49 50 #define SI2157_CHIPTYPE_SI2157 0 51 #define SI2157_CHIPTYPE_SI2146 1 52 #define SI2157_CHIPTYPE_SI2141 2 53 54 /* firmware command struct */ 55 #define SI2157_ARGLEN 30 56 struct si2157_cmd { 57 u8 args[SI2157_ARGLEN]; 58 unsigned wlen; 59 unsigned rlen; 60 }; 61 62 #define SI2158_A20_FIRMWARE "dvb-tuner-si2158-a20-01.fw" 63 #define SI2141_A10_FIRMWARE "dvb-tuner-si2141-a10-01.fw" 64 65 #endif 66