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/dvb/frontend.h>
  25
  26struct tda10071_config {
  27        /* Demodulator I2C address.
  28         * Default: none, must set
  29         * Values: 0x55,
  30         */
  31        u8 i2c_address;
  32
  33        /* Max bytes I2C provider can write at once.
  34         * Note: Buffer is taken from the stack currently!
  35         * Default: none, must set
  36         * Values:
  37         */
  38        u16 i2c_wr_max;
  39
  40        /* TS output mode.
  41         * Default: TDA10071_TS_SERIAL
  42         * Values:
  43         */
  44#define TDA10071_TS_SERIAL        0
  45#define TDA10071_TS_PARALLEL      1
  46        u8 ts_mode;
  47
  48        /* Input spectrum inversion.
  49         * Default: 0
  50         * Values: 0, 1
  51         */
  52        bool spec_inv;
  53
  54        /* Xtal frequency Hz
  55         * Default: none, must set
  56         * Values:
  57         */
  58        u32 xtal;
  59
  60        /* PLL multiplier.
  61         * Default: none, must set
  62         * Values:
  63         */
  64        u8 pll_multiplier;
  65};
  66
  67
  68#if defined(CONFIG_DVB_TDA10071) || \
  69        (defined(CONFIG_DVB_TDA10071_MODULE) && defined(MODULE))
  70extern struct dvb_frontend *tda10071_attach(
  71        const struct tda10071_config *config, struct i2c_adapter *i2c);
  72#else
  73static inline struct dvb_frontend *tda10071_attach(
  74        const struct tda10071_config *config, struct i2c_adapter *i2c)
  75{
  76        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  77        return NULL;
  78}
  79#endif
  80
  81#endif /* TDA10071_H */
  82