drivers/sound/vidc_synth.c

   1 /*
   2  * drivers/sound/vidc_synth.c
   3  *
   4  * Synthesizer routines for the VIDC
   5  *
   6  * Copyright (C) 1997 Russell King <rmk@arm.uk.linux.org>
   7  */
   8
   9 #include "sound_config.h"
  10 #include "vidc.h"
  11 #if 0
  12 static struct synth_info vidc_info =
  13 {
  14         "VIDCsound",            /* name                 */
  15         0,                      /* device               */
  16         SYNTH_TYPE_SAMPLE,      /* synth_type           */
  17         0,                      /* synth_subtype        */
  18         0,                      /* perc_mode            */
  19         16,                     /* nr_voices            */
  20         0,                      /* nr_drums             */
  21         0,                      /* instr_bank_size      */
  22         0,                      /* capabilities         */
  23 };
  24
  25 int             vidc_sdev;
  26 int             vidc_synth_volume;
  27
  28 static int vidc_synth_open(int dev, int mode)
  29 {
  30         if (vidc_busy)
  31                 return -EBUSY;
  32
  33         vidc_busy = 1;
  34         return 0;
  35 }
  36
  37 static void vidc_synth_close(int dev)
  38 {
  39         vidc_busy = 0;
  40 }
  41
  42
  43 static struct synth_operations vidc_synth_operations =
  44 {
  45         "VIDC Synth",           /* name                 */
  46         &vidc_info,             /* info                 */
  47         0,                      /* midi_dev             */
  48         SYNTH_TYPE_SAMPLE,      /* synth_type           */
  49         /*SAMPLE_TYPE_XXX */ 0, /* synth_subtype        */
  50         vidc_synth_open,        /* open                 */
  51         vidc_synth_close,       /* close                */
  52         NULL,                   /* ioctl                */
  53         NULL,                   /* kill_note            */
  54         NULL,                   /* start_note           */
  55         NULL,                   /* set_instr            */
  56         NULL,                   /* reset                */
  57         NULL,                   /* hw_control           */
  58         NULL,                   /* load_patch           */
  59         NULL,                   /* aftertouch           */
  60         NULL,                   /* controller           */
  61         NULL,                   /* panning              */
  62         NULL,                   /* volume_method        */
  63         NULL,                   /* bender               */
  64         NULL,                   /* alloc_voice          */
  65         NULL,                   /* setup_voice          */
  66         NULL,                   /* send_sysex           */
  67                                 /* alloc                */
  68                                 /* chn_info[16]         */
  69                                 /* syex_buf             */
  70                                 /* syex_ptr             */
  71 };
  72
  73 int  vidc_synth_get_volume(void)
  74 {
  75         return vidc_synth_volume;
  76 }
  77
  78 int vidc_synth_set_volume(int newvol)
  79 {
  80         return vidc_synth_volume = newvol;
  81 }
  82
  83 void vidc_synth_init(struct address_info *hw_config)
  84 {
  85         vidc_synth_volume = 100 | (100 << 8);
  86         if ((vidc_sdev=sound_alloc_synthdev())!=-1)
  87                 synth_devs[vidc_sdev] = &vidc_synth_operations;
  88         else
  89                 printk(KERN_ERR "VIDCsound: Too many synthesizers\n");
  90 }
  91 #endif