LXR linux/drivers/media/dvb-frontends/tda10071.h

   1/*
   2 * NXP TDA10071 + Conexant CX24118A DVB-S/S2 demodulator + tuner driver
   3 *
   4 * Copyright (C) 2011 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 along
  17 *    with this program; if not, write to the Free Software Foundation, Inc.,
  18 *    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19 */
  20
  21#ifndef TDA10071_H
  22#define TDA10071_H
  23
  24#include <linux/kconfig.h>
  25#include <linux/dvb/frontend.h>
  26
  27struct tda10071_config {
  28        /* Demodulator I2C address.
  29         * Default: none, must set
  30         * Values: 0x55,
  31         */
  32        u8 demod_i2c_addr;
  33
  34        /* Tuner I2C address.
  35         * Default: none, must set
  36         * Values: 0x14, 0x54, ...
  37         */
  38        u8 tuner_i2c_addr;
  39
  40        /* Max bytes I2C provider can write at once.
  41         * Note: Buffer is taken from the stack currently!
  42         * Default: none, must set
  43         * Values:
  44         */
  45        u16 i2c_wr_max;
  46
  47        /* TS output mode.
  48         * Default: TDA10071_TS_SERIAL
  49         * Values:
  50         */
  51#define TDA10071_TS_SERIAL        0
  52#define TDA10071_TS_PARALLEL      1
  53        u8 ts_mode;
  54
  55        /* Input spectrum inversion.
  56         * Default: 0
  57         * Values: 0, 1
  58         */
  59        bool spec_inv;
  60
  61        /* Xtal frequency Hz
  62         * Default: none, must set
  63         * Values:
  64         */
  65        u32 xtal;
  66
  67        /* PLL multiplier.
  68         * Default: none, must set
  69         * Values:
  70         */
  71        u8 pll_multiplier;
  72};
  73
  74
  75#if IS_ENABLED(CONFIG_DVB_TDA10071)
  76extern struct dvb_frontend *tda10071_attach(
  77        const struct tda10071_config *config, struct i2c_adapter *i2c);
  78#else
  79static inline struct dvb_frontend *tda10071_attach(
  80        const struct tda10071_config *config, struct i2c_adapter *i2c)
  81{
  82        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  83        return NULL;
  84}
  85#endif
  86
  87#endif /* TDA10071_H */
  88