include/linux/soundmodem.h

   1 /*
   2  * The Linux soundcard driver for 1200 baud and 9600 baud packet radio
   3  * (C) 1996-1998 by Thomas Sailer, HB9JNX/AE4WA
   4  */
   5
   6 #ifndef _SOUNDMODEM_H
   7 #define _SOUNDMODEM_H
   8
   9 /* -------------------------------------------------------------------- */
  10 /*
  11  * structs for the IOCTL commands
  12  */
  13
  14 struct sm_debug_data {
  15         unsigned int int_rate;
  16         unsigned int mod_cycles;
  17         unsigned int demod_cycles;
  18         unsigned int dma_residue;
  19 };
  20
  21 struct sm_diag_data {
  22         unsigned int mode;
  23         unsigned int flags;
  24         unsigned int samplesperbit;
  25         unsigned int datalen;
  26         short *data;
  27 };
  28
  29 struct sm_mixer_data {
  30         unsigned int mixer_type;
  31         unsigned int sample_rate;
  32         unsigned int bit_rate;
  33         unsigned int reg;
  34         unsigned int data;
  35 };
  36
  37 struct sm_config {
  38         int hardware;
  39         int mode;
  40 };
  41
  42 struct sm_ioctl {
  43         int cmd;
  44         union {
  45                 struct sm_config cfg;
  46                 struct sm_diag_data diag;
  47                 struct sm_mixer_data mix;
  48                 struct sm_debug_data dbg;
  49         } data;
  50 };
  51
  52 /* -------------------------------------------------------------------- */
  53
  54 /*
  55  * diagnose modes
  56  */
  57 #define SM_DIAGMODE_OFF            0
  58 #define SM_DIAGMODE_INPUT          1
  59 #define SM_DIAGMODE_DEMOD          2
  60 #define SM_DIAGMODE_CONSTELLATION  3
  61
  62 /*
  63  * diagnose flags
  64  */
  65 #define SM_DIAGFLAG_DCDGATE    (1<<0)
  66 #define SM_DIAGFLAG_VALID      (1<<1)
  67
  68 /*
  69  * mixer types
  70  */
  71 #define SM_MIXER_INVALID       0
  72 #define SM_MIXER_AD1848        0x10
  73 #define SM_MIXER_CRYSTAL       0x11
  74 #define SM_MIXER_CT1335        0x20
  75 #define SM_MIXER_CT1345        0x21
  76 #define SM_MIXER_CT1745        0x22
  77
  78 /*
  79  * ioctl values
  80  */
  81 #define SMCTL_DIAGNOSE         0x82
  82 #define SMCTL_GETMIXER         0x83
  83 #define SMCTL_SETMIXER         0x84
  84 #define SMCTL_GETDEBUG         0x85
  85
  86 /* -------------------------------------------------------------------- */
  87
  88 #endif /* _SOUNDMODEM_H */
  89
  90 /* --------------------------------------------------------------------- */