drivers/media/dvb-frontends/si2168.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * Silicon Labs Si2168 DVB-T/T2/C demodulator driver
   4  *
   5  * Copyright (C) 2014 Antti Palosaari <crope@iki.fi>
   6  */
   7
   8 #ifndef SI2168_H
   9 #define SI2168_H
  10
  11 #include <linux/dvb/frontend.h>
  12 /**
  13  * struct si2168_config - configuration parameters for si2168
  14  *
  15  * @fe:
  16  *      frontend returned by driver
  17  * @i2c_adapter:
  18  *      tuner I2C adapter returned by driver
  19  * @ts_mode:
  20  *      Transport Stream mode. Can be:
  21  *      - %SI2168_TS_PARALLEL
  22  *      - %SI2168_TS_SERIAL
  23  *      - %SI2168_TS_TRISTATE
  24  *      - %SI2168_TS_CLK_MANUAL
  25  * @ts_clock_inv:
  26  *      TS clock inverted
  27  * @ts_clock_gapped:
  28  *      TS clock gapped
  29  * @spectral_inversion:
  30  *      Inverted spectrum
  31  *
  32  * Note:
  33  *      The I2C address of this demod is 0x64.
  34  */
  35 struct si2168_config {
  36         struct dvb_frontend **fe;
  37         struct i2c_adapter **i2c_adapter;
  38
  39 #define SI2168_TS_PARALLEL      0x06
  40 #define SI2168_TS_SERIAL        0x03
  41 #define SI2168_TS_TRISTATE      0x00
  42 #define SI2168_TS_CLK_MANUAL    0x20
  43         u8 ts_mode;
  44
  45         /* Flags */
  46         unsigned int ts_clock_inv:1;
  47         unsigned int ts_clock_gapped:1;
  48         unsigned int spectral_inversion:1;
  49 };
  50
  51 #endif