drivers/media/dvb-frontends/si2168_priv.h

   1 /*
   2  * Silicon Labs Si2168 DVB-T/T2/C demodulator driver
   3  *
   4  * Copyright (C) 2014 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
  17 #ifndef SI2168_PRIV_H
  18 #define SI2168_PRIV_H
  19
  20 #include "si2168.h"
  21 #include "dvb_frontend.h"
  22 #include <linux/firmware.h>
  23 #include <linux/i2c-mux.h>
  24
  25 #define SI2168_A20_FIRMWARE "dvb-demod-si2168-a20-01.fw"
  26 #define SI2168_A30_FIRMWARE "dvb-demod-si2168-a30-01.fw"
  27 #define SI2168_B40_FIRMWARE "dvb-demod-si2168-b40-01.fw"
  28 #define SI2168_B40_FIRMWARE_FALLBACK "dvb-demod-si2168-02.fw"
  29
  30 /* state struct */
  31 struct si2168_dev {
  32         struct mutex i2c_mutex;
  33         struct i2c_mux_core *muxc;
  34         struct dvb_frontend fe;
  35         enum fe_delivery_system delivery_system;
  36         enum fe_status fe_status;
  37         #define SI2168_CHIP_ID_A20 ('A' << 24 | 68 << 16 | '2' << 8 | '0' << 0)
  38         #define SI2168_CHIP_ID_A30 ('A' << 24 | 68 << 16 | '3' << 8 | '0' << 0)
  39         #define SI2168_CHIP_ID_B40 ('B' << 24 | 68 << 16 | '4' << 8 | '0' << 0)
  40         unsigned int chip_id;
  41         unsigned int version;
  42         const char *firmware_name;
  43         bool active;
  44         bool warm;
  45         u8 ts_mode;
  46         bool ts_clock_inv;
  47         bool ts_clock_gapped;
  48 };
  49
  50 /* firmware command struct */
  51 #define SI2168_ARGLEN      30
  52 struct si2168_cmd {
  53         u8 args[SI2168_ARGLEN];
  54         unsigned wlen;
  55         unsigned rlen;
  56 };
  57
  58 #endif