linux/drivers/media/tuners/tda18218.h
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   1/*
   2 * NXP TDA18218HN silicon tuner driver
   3 *
   4 * Copyright (C) 2010 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 *    You should have received a copy of the GNU General Public License
  17 *    along with this program; if not, write to the Free Software
  18 *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 */
  20
  21#ifndef TDA18218_H
  22#define TDA18218_H
  23
  24#include <linux/kconfig.h>
  25#include "dvb_frontend.h"
  26
  27struct tda18218_config {
  28        u8 i2c_address;
  29        u8 i2c_wr_max;
  30        u8 loop_through:1;
  31};
  32
  33#if IS_ENABLED(CONFIG_MEDIA_TUNER_TDA18218)
  34extern struct dvb_frontend *tda18218_attach(struct dvb_frontend *fe,
  35        struct i2c_adapter *i2c, struct tda18218_config *cfg);
  36#else
  37static inline struct dvb_frontend *tda18218_attach(struct dvb_frontend *fe,
  38        struct i2c_adapter *i2c, struct tda18218_config *cfg)
  39{
  40        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  41        return NULL;
  42}
  43#endif
  44
  45#endif
  46