drivers/media/dvb/frontends/stv6110x.h

   1 /*
   2         STV6110(A) Silicon tuner driver
   3
   4         Copyright (C) Manu Abraham <abraham.manu@gmail.com>
   5
   6         Copyright (C) ST Microelectronics
   7
   8         This program is free software; you can redistribute it and/or modify
   9         it under the terms of the GNU General Public License as published by
  10         the Free Software Foundation; either version 2 of the License, or
  11         (at your option) any later version.
  12
  13         This program is distributed in the hope that it will be useful,
  14         but WITHOUT ANY WARRANTY; without even the implied warranty of
  15         MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16         GNU General Public License for more details.
  17
  18         You should have received a copy of the GNU General Public License
  19         along with this program; if not, write to the Free Software
  20         Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21 */
  22
  23 #ifndef __STV6110x_H
  24 #define __STV6110x_H
  25
  26 struct stv6110x_config {
  27         u8      addr;
  28         u32     refclk;
  29 };
  30
  31 enum tuner_mode {
  32         TUNER_SLEEP = 1,
  33         TUNER_WAKE,
  34 };
  35
  36 enum tuner_status {
  37         TUNER_PHASELOCKED = 1,
  38 };
  39
  40 struct stv6110x_devctl {
  41         int (*tuner_init) (struct dvb_frontend *fe);
  42         int (*tuner_set_mode) (struct dvb_frontend *fe, enum tuner_mode mode);
  43         int (*tuner_set_frequency) (struct dvb_frontend *fe, u32 frequency);
  44         int (*tuner_get_frequency) (struct dvb_frontend *fe, u32 *frequency);
  45         int (*tuner_set_bandwidth) (struct dvb_frontend *fe, u32 bandwidth);
  46         int (*tuner_get_bandwidth) (struct dvb_frontend *fe, u32 *bandwidth);
  47         int (*tuner_set_bbgain) (struct dvb_frontend *fe, u32 gain);
  48         int (*tuner_get_bbgain) (struct dvb_frontend *fe, u32 *gain);
  49         int (*tuner_set_refclk)  (struct dvb_frontend *fe, u32 refclk);
  50         int (*tuner_get_status) (struct dvb_frontend *fe, u32 *status);
  51 };
  52
  53
  54 #if defined(CONFIG_DVB_STV6110x) || (defined(CONFIG_DVB_STV6110x_MODULE) && defined(MODULE))
  55
  56 extern struct stv6110x_devctl *stv6110x_attach(struct dvb_frontend *fe,
  57                                                const struct stv6110x_config *config,
  58                                                struct i2c_adapter *i2c);
  59
  60 #else
  61 static inline struct stv6110x_devctl *stv6110x_attach(struct dvb_frontend *fe,
  62                                                       const struct stv6110x_config *config,
  63                                                       struct i2c_adapter *i2c)
  64 {
  65         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  66         return NULL;
  67 }
  68
  69 #endif /* CONFIG_DVB_STV6110x */
  70
  71 #endif /* __STV6110x_H */