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
  26 struct 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))
  70 extern struct dvb_frontend *tda10071_attach(
  71         const struct tda10071_config *config, struct i2c_adapter *i2c);
  72 #else
  73 static 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 */