/* * Driver for Xceive XC5000 "QAM/8VSB single chip tuner" * * Copyright (c) 2007 Steven Toth <stoth@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 __XC5000_H__ #define __XC5000_H__ #include <linux/kconfig.h> #include <linux/firmware.h> struct dvb_frontend; struct i2c_adapter; #define XC5000A 1 #define XC5000C 2 struct xc5000_config { u8 i2c_address; u32 if_khz; u8 radio_input; u16 xtal_khz; u16 output_amp; int chip_id; }; /* xc5000 callback command */ #define XC5000_TUNER_RESET 0 /* Possible Radio inputs */ #define XC5000_RADIO_NOT_CONFIGURED 0 #define XC5000_RADIO_FM1 1 #define XC5000_RADIO_FM2 2 #define XC5000_RADIO_FM1_MONO 3 /* For each bridge framework, when it attaches either analog or digital, * it has to store a reference back to its _core equivalent structure, * so that it can service the hardware by steering gpio's etc. * Each bridge implementation is different so cast devptr accordingly. * The xc5000 driver cares not for this value, other than ensuring * it's passed back to a bridge during tuner_callback(). */ #if IS_REACHABLE(CONFIG_MEDIA_TUNER_XC5000) extern struct dvb_frontend *xc5000_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, const struct xc5000_config *cfg); #else static inline struct dvb_frontend *xc5000_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, const struct xc5000_config *cfg) { printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); return NULL; } #endif #endif