LXR linux/drivers/media/dvb-frontends/tda10086.h

   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2  /*
   3     Driver for Philips tda10086 DVBS Frontend
   4
   5     (c) 2006 Andrew de Quincey
   6
   7
   8   */
   9
  10#ifndef TDA10086_H
  11#define TDA10086_H
  12
  13#include <linux/dvb/frontend.h>
  14#include <linux/firmware.h>
  15
  16enum tda10086_xtal {
  17        TDA10086_XTAL_16M,
  18        TDA10086_XTAL_4M
  19};
  20
  21struct tda10086_config
  22{
  23        /* the demodulator's i2c address */
  24        u8 demod_address;
  25
  26        /* does the "inversion" need inverted? */
  27        u8 invert;
  28
  29        /* do we need the diseqc signal with carrier? */
  30        u8 diseqc_tone;
  31
  32        /* frequency of the reference xtal */
  33        enum tda10086_xtal xtal_freq;
  34};
  35
  36#if IS_REACHABLE(CONFIG_DVB_TDA10086)
  37extern struct dvb_frontend* tda10086_attach(const struct tda10086_config* config,
  38                                            struct i2c_adapter* i2c);
  39#else
  40static inline struct dvb_frontend* tda10086_attach(const struct tda10086_config* config,
  41                                                   struct i2c_adapter* i2c)
  42{
  43        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  44        return NULL;
  45}
  46#endif /* CONFIG_DVB_TDA10086 */
  47
  48#endif /* TDA10086_H */
  49