drivers/media/tuners/si2157_priv.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * Silicon Labs Si2146/2147/2148/2157/2158 silicon tuner driver
   4  *
   5  * Copyright (C) 2014 Antti Palosaari <crope@iki.fi>
   6  */
   7
   8 #ifndef SI2157_PRIV_H
   9 #define SI2157_PRIV_H
  10
  11 #include <linux/firmware.h>
  12 #include <media/v4l2-mc.h>
  13 #include "si2157.h"
  14
  15 enum si2157_pads {
  16         SI2157_PAD_RF_INPUT,
  17         SI2157_PAD_VID_OUT,
  18         SI2157_PAD_AUD_OUT,
  19         SI2157_NUM_PADS
  20 };
  21
  22 /* state struct */
  23 struct si2157_dev {
  24         struct mutex i2c_mutex;
  25         struct dvb_frontend *fe;
  26         unsigned int active:1;
  27         unsigned int inversion:1;
  28         unsigned int dont_load_firmware:1;
  29         u8 chiptype;
  30         u8 if_port;
  31         u32 if_frequency;
  32         u32 bandwidth;
  33         u32 frequency;
  34         struct delayed_work stat_work;
  35
  36 #if defined(CONFIG_MEDIA_CONTROLLER)
  37         struct media_device     *mdev;
  38         struct media_entity     ent;
  39         struct media_pad        pad[SI2157_NUM_PADS];
  40 #endif
  41
  42 };
  43
  44 #define SI2157_CHIPTYPE_SI2157 0
  45 #define SI2157_CHIPTYPE_SI2146 1
  46 #define SI2157_CHIPTYPE_SI2141 2
  47 #define SI2157_CHIPTYPE_SI2177 3
  48
  49 /* firmware command struct */
  50 #define SI2157_ARGLEN      30
  51 struct si2157_cmd {
  52         u8 args[SI2157_ARGLEN];
  53         unsigned wlen;
  54         unsigned rlen;
  55 };
  56
  57 #define SI2158_A20_FIRMWARE "dvb-tuner-si2158-a20-01.fw"
  58 #define SI2141_A10_FIRMWARE "dvb-tuner-si2141-a10-01.fw"
  59 #define SI2157_A30_FIRMWARE "dvb-tuner-si2157-a30-01.fw"
  60 #endif