drivers/media/video/tuner-xc2028.h

   1 /* tuner-xc2028
   2  *
   3  * Copyright (c) 2007 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
  14 enum xc2028_demod_types
  15 {
  16         XC3028_FE_DEFAULT = 0,
  17         XC3028_FE_LG60,         /* IF = 6.00 MHz */
  18         XC3028_FE_ATI638,       /* IF = 6.38 MHz */
  19         XC3028_FE_OREN538,      /* IF = 5.38 MHz */
  20         XC3028_FE_OREN36,       /* IF = 3.60 MHz */
  21         XC3028_FE_TOYOTA388,    /* IF = 3.88 MHz */
  22         XC3028_FE_TOYOTA794,    /* IF = 7.94 MHz */
  23         XC3028_FE_DIBCOM52,     /* IF = 5.20 MHz */
  24         XC3028_FE_ZARLINK456,   /* IF = 4.56 MHz */
  25         XC3028_FE_CHINA,        /* IF = 5.20 MHz */
  26 };
  27
  28 struct xc2028_ctrl {
  29         char                    *fname;
  30         int                     max_len;
  31         unsigned int            scode_table;
  32         unsigned int            mts   :1;
  33         unsigned int            d2633 :1;
  34         unsigned int            input1:1;
  35         enum xc2028_demod_types demod;
  36 };
  37
  38 struct xc2028_config {
  39         struct i2c_adapter *i2c_adap;
  40         u8                 i2c_addr;
  41         void               *video_dev;
  42         struct xc2028_ctrl *ctrl;
  43         int                (*callback) (void *dev, int command, int arg);
  44 };
  45
  46 /* xc2028 commands for callback */
  47 #define XC2028_TUNER_RESET      0
  48 #define XC2028_RESET_CLK        1
  49
  50 #if defined(CONFIG_TUNER_XC2028) || (defined(CONFIG_TUNER_XC2028_MODULE) && defined(MODULE))
  51 void *xc2028_attach(struct dvb_frontend *fe, struct xc2028_config *cfg);
  52 #else
  53 void *xc2028_attach(struct dvb_frontend *fe,
  54                                 struct xc2028_config *cfg)
  55 {
  56         printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n",
  57                __FUNCTION__);
  58         return -EINVAL;
  59 }
  60 #endif
  61
  62 #endif /* __TUNER_XC2028_H__ */