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 part_id;
  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 enum si2157_part_id {
  45         SI2141 = 41,
  46         SI2146 = 46,
  47         SI2147 = 47,
  48         SI2148 = 48,
  49         SI2157 = 57,
  50         SI2158 = 58,
  51         SI2177 = 77,
  52 };
  53
  54 struct si2157_tuner_info {
  55         enum si2157_part_id     part_id;
  56         unsigned char           rom_id;
  57         bool                    required;
  58         const char              *fw_name, *fw_alt_name;
  59 };
  60
  61 /* firmware command struct */
  62 #define SI2157_ARGLEN      30
  63 struct si2157_cmd {
  64         u8 args[SI2157_ARGLEN];
  65         unsigned wlen;
  66         unsigned rlen;
  67 };
  68
  69 #define SUPPORTS_1700KHz(dev) (((dev)->part_id == SI2141) || \
  70                                ((dev)->part_id == SI2147) || \
  71                                ((dev)->part_id == SI2157) || \
  72                                ((dev)->part_id == SI2177))
  73
  74 #define SUPPORTS_ATV_IF(dev) (((dev)->part_id == SI2157) || \
  75                               ((dev)->part_id == SI2158))
  76
  77 /* Old firmware namespace */
  78 #define SI2158_A20_FIRMWARE "dvb-tuner-si2158-a20-01.fw"
  79 #define SI2141_A10_FIRMWARE "dvb-tuner-si2141-a10-01.fw"
  80 #define SI2157_A30_FIRMWARE "dvb-tuner-si2157-a30-01.fw"
  81
  82 /* New firmware namespace */
  83 #define SI2141_60_FIRMWARE "dvb_driver_si2141_rom60.fw"
  84 #define SI2141_61_FIRMWARE "dvb_driver_si2141_rom61.fw"
  85 #define SI2146_11_FIRMWARE "dvb_driver_si2146_rom11.fw"
  86 #define SI2147_50_FIRMWARE "dvb_driver_si2147_rom50.fw"
  87 #define SI2148_32_FIRMWARE "dvb_driver_si2148_rom32.fw"
  88 #define SI2148_33_FIRMWARE "dvb_driver_si2148_rom33.fw"
  89 #define SI2157_50_FIRMWARE "dvb_driver_si2157_rom50.fw"
  90 #define SI2158_50_FIRMWARE "dvb_driver_si2178_rom50.fw"
  91 #define SI2158_51_FIRMWARE "dvb_driver_si2158_rom51.fw"
  92 #define SI2177_50_FIRMWARE "dvb_driver_si2177_rom50.fw"
  93
  94 #endif