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
  16 enum tda10086_xtal {
  17         TDA10086_XTAL_16M,
  18         TDA10086_XTAL_4M
  19 };
  20
  21 struct 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)
  37 extern struct dvb_frontend* tda10086_attach(const struct tda10086_config* config,
  38                                             struct i2c_adapter* i2c);
  39 #else
  40 static 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 */