Quelle  emux_proc.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 *  Copyright (C) 2000 Takashi Iwai <tiwai@suse.de>
 *
 *  Proc interface for Emu8k/Emu10k1 WaveTable synth
 */

#include <linux/wait.h>
#include <sound/core.h>
#include <sound/emux_synth.h>
#include <sound/info.h>
#include "emux_voice.h"

static void
snd_emux_proc_info_read(struct snd_info_entry *entry, 
   struct snd_info_buffer *buf)
{
 struct snd_emux *emu;
 int i;

 emu = entry->private_data;
 mutex_lock(&emu->register_mutex);
 if (emu->name)
  snd_iprintf(buf, "Device: %s\n", emu->name);
 snd_iprintf(buf, "Ports: %d\n", emu->num_ports);
 snd_iprintf(buf, "Addresses:");
 for (i = 0; i < emu->num_ports; i++)
  snd_iprintf(buf, " %d:%d", emu->client, emu->ports[i]);
 snd_iprintf(buf, "\n");
 snd_iprintf(buf, "Use Counter: %d\n", emu->used);
 snd_iprintf(buf, "Max Voices: %d\n", emu->max_voices);
 snd_iprintf(buf, "Allocated Voices: %d\n", emu->num_voices);
 if (emu->memhdr) {
  snd_iprintf(buf, "Memory Size: %d\n", emu->memhdr->size);
  snd_iprintf(buf, "Memory Available: %d\n", snd_util_mem_avail(emu->memhdr));
  snd_iprintf(buf, "Allocated Blocks: %d\n", emu->memhdr->nblocks);
 } else {
  snd_iprintf(buf, "Memory Size: 0\n");
 }
 if (emu->sflist) {
  mutex_lock(&emu->sflist->presets_mutex);
  snd_iprintf(buf, "SoundFonts: %d\n", emu->sflist->fonts_size);
  snd_iprintf(buf, "Instruments: %d\n", emu->sflist->zone_counter);
  snd_iprintf(buf, "Samples: %d\n", emu->sflist->sample_counter);
  snd_iprintf(buf, "Locked Instruments: %d\n", emu->sflist->zone_locked);
  snd_iprintf(buf, "Locked Samples: %d\n", emu->sflist->sample_locked);
  mutex_unlock(&emu->sflist->presets_mutex);
 }
#if 0  /* debug */
 if (emu->voices[0].state != SNDRV_EMUX_ST_OFF && emu->voices[0].ch >= 0) {
  struct snd_emux_voice *vp = &emu->voices[0];
  snd_iprintf(buf, "voice 0: on\n");
  snd_iprintf(buf, "mod delay=%x, atkhld=%x, dcysus=%x, rel=%x\n",
       vp->reg.parm.moddelay,
       vp->reg.parm.modatkhld,
       vp->reg.parm.moddcysus,
       vp->reg.parm.modrelease);
  snd_iprintf(buf, "vol delay=%x, atkhld=%x, dcysus=%x, rel=%x\n",
       vp->reg.parm.voldelay,
       vp->reg.parm.volatkhld,
       vp->reg.parm.voldcysus,
       vp->reg.parm.volrelease);
  snd_iprintf(buf, "lfo1 delay=%x, lfo2 delay=%x, pefe=%x\n",
       vp->reg.parm.lfo1delay,
       vp->reg.parm.lfo2delay,
       vp->reg.parm.pefe);
  snd_iprintf(buf, "fmmod=%x, tremfrq=%x, fm2frq2=%x\n",
       vp->reg.parm.fmmod,
       vp->reg.parm.tremfrq,
       vp->reg.parm.fm2frq2);
  snd_iprintf(buf, "cutoff=%x, filterQ=%x, chorus=%x, reverb=%x\n",
       vp->reg.parm.cutoff,
       vp->reg.parm.filterQ,
       vp->reg.parm.chorus,
       vp->reg.parm.reverb);
  snd_iprintf(buf, "avol=%x, acutoff=%x, apitch=%x\n",
       vp->avol, vp->acutoff, vp->apitch);
  snd_iprintf(buf, "apan=%x, aaux=%x, ptarget=%x, vtarget=%x, ftarget=%x\n",
       vp->apan, vp->aaux,
       vp->ptarget,
       vp->vtarget,
       vp->ftarget);
  snd_iprintf(buf, "start=%x, end=%x, loopstart=%x, loopend=%x\n",
       vp->reg.start, vp->reg.end, vp->reg.loopstart, vp->reg.loopend);
  snd_iprintf(buf, "sample_mode=%x, rate=%x\n", vp->reg.sample_mode, vp->reg.rate_offset);
 }
#endif
 mutex_unlock(&emu->register_mutex);
}


void snd_emux_proc_init(struct snd_emux *emu, struct snd_card *card, int device)
{
 struct snd_info_entry *entry;
 char name[64];

 sprintf(name, "wavetableD%d", device);
 entry = snd_info_create_card_entry(card, name, card->proc_root);
 if (entry == NULL)
  return;

 entry->content = SNDRV_INFO_CONTENT_TEXT;
 entry->private_data = emu;
 entry->c.text.read = snd_emux_proc_info_read;
 emu->proc = entry;
}

void snd_emux_proc_free(struct snd_emux *emu)
{
 snd_info_free_entry(emu->proc);
 emu->proc = NULL;
}