drivers/media/dvb-frontends/mn88472.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * Panasonic MN88472 DVB-T/T2/C demodulator driver
   4  *
   5  * Copyright (C) 2013 Antti Palosaari <crope@iki.fi>
   6  */
   7
   8 #ifndef MN88472_H
   9 #define MN88472_H
  10
  11 #include <linux/dvb/frontend.h>
  12
  13 /* Define old names for backward compatibility */
  14 #define VARIABLE_TS_CLOCK   MN88472_TS_CLK_VARIABLE
  15 #define FIXED_TS_CLOCK      MN88472_TS_CLK_FIXED
  16 #define SERIAL_TS_MODE      MN88472_TS_MODE_SERIAL
  17 #define PARALLEL_TS_MODE    MN88472_TS_MODE_PARALLEL
  18
  19 /**
  20  * struct mn88472_config - Platform data for the mn88472 driver
  21  * @xtal: Clock frequency.
  22  * @ts_mode: TS mode.
  23  * @ts_clock: TS clock config.
  24  * @i2c_wr_max: Max number of bytes driver writes to I2C at once.
  25  * @fe: pointer to a frontend pointer
  26  * @get_dvb_frontend: Get DVB frontend callback.
  27  */
  28 struct mn88472_config {
  29         unsigned int xtal;
  30
  31 #define MN88472_TS_MODE_SERIAL      0
  32 #define MN88472_TS_MODE_PARALLEL    1
  33         int ts_mode;
  34
  35 #define MN88472_TS_CLK_FIXED        0
  36 #define MN88472_TS_CLK_VARIABLE     1
  37         int ts_clock;
  38
  39         u16 i2c_wr_max;
  40
  41         /* Everything after that is returned by the driver. */
  42
  43         /*
  44          * DVB frontend.
  45          */
  46         struct dvb_frontend **fe;
  47         struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *);
  48 };
  49
  50 #endif