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        bool active;
  27        bool inversion;
  28        u8 chiptype;
  29        u8 if_port;
  30        u32 if_frequency;
  31        struct delayed_work stat_work;
  32
  33#if defined(CONFIG_MEDIA_CONTROLLER)
  34        struct media_device     *mdev;
  35        struct media_entity     ent;
  36        struct media_pad        pad[SI2157_NUM_PADS];
  37#endif
  38
  39};
  40
  41#define SI2157_CHIPTYPE_SI2157 0
  42#define SI2157_CHIPTYPE_SI2146 1
  43#define SI2157_CHIPTYPE_SI2141 2
  44#define SI2157_CHIPTYPE_SI2177 3
  45
  46/* firmware command struct */
  47#define SI2157_ARGLEN      30
  48struct si2157_cmd {
  49        u8 args[SI2157_ARGLEN];
  50        unsigned wlen;
  51        unsigned rlen;
  52};
  53
  54#define SI2158_A20_FIRMWARE "dvb-tuner-si2158-a20-01.fw"
  55#define SI2141_A10_FIRMWARE "dvb-tuner-si2141-a10-01.fw"
  56#define SI2157_A30_FIRMWARE "dvb-tuner-si2157-a30-01.fw"
  57#endif
  58