LXR linux/drivers/media/dvb-frontends/tda8261.h

   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2/*
   3        TDA8261 8PSK/QPSK tuner driver
   4        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
   5
   6*/
   7
   8#ifndef __TDA8261_H
   9#define __TDA8261_H
  10
  11enum tda8261_step {
  12        TDA8261_STEP_2000 = 0,  /* 2000 kHz */
  13        TDA8261_STEP_1000,      /* 1000 kHz */
  14        TDA8261_STEP_500,       /*  500 kHz */
  15        TDA8261_STEP_250,       /*  250 kHz */
  16        TDA8261_STEP_125        /*  125 kHz */
  17};
  18
  19struct tda8261_config {
  20//      u8                      buf[16];
  21        u8                      addr;
  22        enum tda8261_step       step_size;
  23};
  24
  25#if IS_REACHABLE(CONFIG_DVB_TDA8261)
  26
  27extern struct dvb_frontend *tda8261_attach(struct dvb_frontend *fe,
  28                                           const struct tda8261_config *config,
  29                                           struct i2c_adapter *i2c);
  30
  31#else
  32
  33static inline struct dvb_frontend *tda8261_attach(struct dvb_frontend *fe,
  34                                                  const struct tda8261_config *config,
  35                                                  struct i2c_adapter *i2c)
  36{
  37        printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__);
  38        return NULL;
  39}
  40
  41#endif //CONFIG_DVB_TDA8261
  42
  43#endif// __TDA8261_H
  44