LXR linux/drivers/media/dvb-frontends/stv0900.h

   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2/*
   3 * stv0900.h
   4 *
   5 * Driver for ST STV0900 satellite demodulator IC.
   6 *
   7 * Copyright (C) ST Microelectronics.
   8 * Copyright (C) 2009 NetUP Inc.
   9 * Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru>
  10 */
  11
  12#ifndef STV0900_H
  13#define STV0900_H
  14
  15#include <linux/dvb/frontend.h>
  16#include <media/dvb_frontend.h>
  17
  18struct stv0900_reg {
  19        u16 addr;
  20        u8  val;
  21};
  22
  23struct stv0900_config {
  24        u8 demod_address;
  25        u8 demod_mode;
  26        u32 xtal;
  27        u8 clkmode;/* 0 for CLKI,  2 for XTALI */
  28
  29        u8 diseqc_mode;
  30
  31        u8 path1_mode;
  32        u8 path2_mode;
  33        struct stv0900_reg *ts_config_regs;
  34        u8 tun1_maddress;/* 0, 1, 2, 3 for 0xc0, 0xc2, 0xc4, 0xc6 */
  35        u8 tun2_maddress;
  36        u8 tun1_adc;/* 1 for stv6110, 2 for stb6100 */
  37        u8 tun2_adc;
  38        u8 tun1_type;/* for now 3 for stb6100 auto, else - software */
  39        u8 tun2_type;
  40        /* Set device param to start dma */
  41        int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured);
  42        /* Hook for Lock LED */
  43        void (*set_lock_led)(struct dvb_frontend *fe, int offon);
  44};
  45
  46#if IS_REACHABLE(CONFIG_DVB_STV0900)
  47extern struct dvb_frontend *stv0900_attach(const struct stv0900_config *config,
  48                                        struct i2c_adapter *i2c, int demod);
  49#else
  50static inline struct dvb_frontend *stv0900_attach(const struct stv0900_config *config,
  51                                        struct i2c_adapter *i2c, int demod)
  52{
  53        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  54        return NULL;
  55}
  56#endif
  57
  58#endif
  59
  60