drivers/media/tuners/tea5767.h

   1 /*
   2     This program is free software; you can redistribute it and/or modify
   3     it under the terms of the GNU General Public License as published by
   4     the Free Software Foundation; either version 2 of the License, or
   5     (at your option) any later version.
   6
   7     This program is distributed in the hope that it will be useful,
   8     but WITHOUT ANY WARRANTY; without even the implied warranty of
   9     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10     GNU General Public License for more details.
  11
  12     You should have received a copy of the GNU General Public License
  13     along with this program; if not, write to the Free Software
  14     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  15 */
  16
  17 #ifndef __TEA5767_H__
  18 #define __TEA5767_H__
  19
  20 #include <linux/i2c.h>
  21 #include "dvb_frontend.h"
  22
  23 enum tea5767_xtal {
  24         TEA5767_LOW_LO_32768    = 0,
  25         TEA5767_HIGH_LO_32768   = 1,
  26         TEA5767_LOW_LO_13MHz    = 2,
  27         TEA5767_HIGH_LO_13MHz   = 3,
  28 };
  29
  30 struct tea5767_ctrl {
  31         unsigned int            port1:1;
  32         unsigned int            port2:1;
  33         unsigned int            high_cut:1;
  34         unsigned int            st_noise:1;
  35         unsigned int            soft_mute:1;
  36         unsigned int            japan_band:1;
  37         unsigned int            deemph_75:1;
  38         unsigned int            pllref:1;
  39         enum tea5767_xtal       xtal_freq;
  40 };
  41
  42 #if IS_ENABLED(CONFIG_MEDIA_TUNER_TEA5767)
  43 extern int tea5767_autodetection(struct i2c_adapter* i2c_adap, u8 i2c_addr);
  44
  45 extern struct dvb_frontend *tea5767_attach(struct dvb_frontend *fe,
  46                                            struct i2c_adapter* i2c_adap,
  47                                            u8 i2c_addr);
  48 #else
  49 static inline int tea5767_autodetection(struct i2c_adapter* i2c_adap,
  50                                         u8 i2c_addr)
  51 {
  52         printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n",
  53                __func__);
  54         return -EINVAL;
  55 }
  56
  57 static inline struct dvb_frontend *tea5767_attach(struct dvb_frontend *fe,
  58                                                    struct i2c_adapter* i2c_adap,
  59                                                    u8 i2c_addr)
  60 {
  61         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  62         return NULL;
  63 }
  64 #endif
  65
  66 #endif /* __TEA5767_H__ */