LXR linux/drivers/media/tuners/si2157

   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
  15enum 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 */
  23struct 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
  44enum 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
  54struct 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
  63struct 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
  95