drivers/media/tuners/tuner-xc2028.h

   1 /* tuner-xc2028
   2  *
   3  * Copyright (c) 2007-2008 Mauro Carvalho Chehab (mchehab@infradead.org)
   4  * This code is placed under the terms of the GNU General Public License v2
   5  */
   6
   7 #ifndef __TUNER_XC2028_H__
   8 #define __TUNER_XC2028_H__
   9
  10 #include "dvb_frontend.h"
  11
  12 #define XC2028_DEFAULT_FIRMWARE "xc3028-v27.fw"
  13 #define XC3028L_DEFAULT_FIRMWARE "xc3028L-v36.fw"
  14
  15 /*      Dmoduler                IF (kHz) */
  16 #define XC3028_FE_DEFAULT       0               /* Don't load SCODE */
  17 #define XC3028_FE_LG60          6000
  18 #define XC3028_FE_ATI638        6380
  19 #define XC3028_FE_OREN538       5380
  20 #define XC3028_FE_OREN36        3600
  21 #define XC3028_FE_TOYOTA388     3880
  22 #define XC3028_FE_TOYOTA794     7940
  23 #define XC3028_FE_DIBCOM52      5200
  24 #define XC3028_FE_ZARLINK456    4560
  25 #define XC3028_FE_CHINA         5200
  26
  27 enum firmware_type {
  28         XC2028_AUTO = 0,        /* By default, auto-detects */
  29         XC2028_D2633,
  30         XC2028_D2620,
  31 };
  32
  33 struct xc2028_ctrl {
  34         char                    *fname;
  35         int                     max_len;
  36         int                     msleep;
  37         unsigned int            scode_table;
  38         unsigned int            mts   :1;
  39         unsigned int            input1:1;
  40         unsigned int            vhfbw7:1;
  41         unsigned int            uhfbw8:1;
  42         unsigned int            disable_power_mgmt:1;
  43         unsigned int            read_not_reliable:1;
  44         unsigned int            demod;
  45         enum firmware_type      type:2;
  46 };
  47
  48 struct xc2028_config {
  49         struct i2c_adapter *i2c_adap;
  50         u8                 i2c_addr;
  51         struct xc2028_ctrl *ctrl;
  52 };
  53
  54 /* xc2028 commands for callback */
  55 #define XC2028_TUNER_RESET      0
  56 #define XC2028_RESET_CLK        1
  57 #define XC2028_I2C_FLUSH        2
  58
  59 #if IS_REACHABLE(CONFIG_MEDIA_TUNER_XC2028)
  60 extern struct dvb_frontend *xc2028_attach(struct dvb_frontend *fe,
  61                                           struct xc2028_config *cfg);
  62 #else
  63 static inline struct dvb_frontend *xc2028_attach(struct dvb_frontend *fe,
  64                                                  struct xc2028_config *cfg)
  65 {
  66         printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n",
  67                __func__);
  68         return NULL;
  69 }
  70 #endif
  71
  72 #endif /* __TUNER_XC2028_H__ */